diff options
Diffstat (limited to 'xlators/protocol')
44 files changed, 42295 insertions, 16032 deletions
diff --git a/xlators/protocol/Makefile.am b/xlators/protocol/Makefile.am index 745e277c2a6..91b03b1416a 100644 --- a/xlators/protocol/Makefile.am +++ b/xlators/protocol/Makefile.am @@ -1,3 +1 @@ -SUBDIRS = client server - -CLEANFILES = +SUBDIRS = auth client server diff --git a/xlators/protocol/auth/Makefile.am b/xlators/protocol/auth/Makefile.am new file mode 100644 index 00000000000..e9e0ba97e14 --- /dev/null +++ b/xlators/protocol/auth/Makefile.am @@ -0,0 +1 @@ +SUBDIRS = addr login diff --git a/xlators/protocol/auth/addr/Makefile.am b/xlators/protocol/auth/addr/Makefile.am new file mode 100644 index 00000000000..af437a64d6d --- /dev/null +++ b/xlators/protocol/auth/addr/Makefile.am @@ -0,0 +1 @@ +SUBDIRS = src diff --git a/xlators/protocol/auth/addr/src/Makefile.am b/xlators/protocol/auth/addr/src/Makefile.am new file mode 100644 index 00000000000..4694d254f12 --- /dev/null +++ b/xlators/protocol/auth/addr/src/Makefile.am @@ -0,0 +1,14 @@ +auth_LTLIBRARIES = addr.la +authdir = $(libdir)/glusterfs/$(PACKAGE_VERSION)/auth + +addr_la_LDFLAGS = -module $(GF_XLATOR_LDFLAGS) + +addr_la_SOURCES = addr.c +addr_la_LIBADD = $(top_builddir)/libglusterfs/src/libglusterfs.la + +AM_CPPFLAGS = $(GF_CPPFLAGS) -I$(top_srcdir)/libglusterfs/src \ + -I$(top_srcdir)/xlators/protocol/server/src \ + -I$(top_srcdir)/rpc/xdr/src/ -I$(top_builddir)/rpc/xdr/src/ \ + -I$(top_srcdir)/rpc/rpc-lib/src/ + +AM_CFLAGS = -Wall $(GF_CFLAGS) diff --git a/xlators/protocol/auth/addr/src/addr.c b/xlators/protocol/auth/addr/src/addr.c new file mode 100644 index 00000000000..bf12c455d7c --- /dev/null +++ b/xlators/protocol/auth/addr/src/addr.c @@ -0,0 +1,341 @@ +/* + Copyright (c) 2008-2012 Red Hat, Inc. <http://www.redhat.com> + This file is part of GlusterFS. + + This file is licensed to you under your choice of the GNU Lesser + General Public License, version 3 or any later version (LGPLv3 or + later), or the GNU General Public License, version 2 (GPLv2), in all + cases as published by the Free Software Foundation. +*/ + +#include <fnmatch.h> +#include <sys/socket.h> +#include <netdb.h> +#include "authenticate.h" +#include <glusterfs/dict.h> +#include "rpc-transport.h" + +#define ENTRY_DELIMITER "," +#define ADDR_DELIMITER "|" +#define PRIVILEGED_PORT_CEILING 1024 + +#ifndef AF_INET_SDP +#define AF_INET_SDP 27 +#endif + +/* An option for subdir validation be like below */ + +/* 1. '*' + 2. '192.168.*' + 3. ' + 4. '!10.10.1*' (Today as per the code, if negate is set on one entry, its + never reset) + 5. '192.168.1.*, 10.1.10.*';168.168.2.* =/dir;* =/another-dir' + +*/ + +int +compare_addr_and_update(char *option_str, char *peer_addr, char *subvol, + char *delimiter, auth_result_t *result, + auth_result_t status) +{ + char *addr_str = NULL; + char *tmp = NULL; + char negate = 0; + char match = 0; + int length = 0; + int ret = 0; + + addr_str = strtok_r(option_str, delimiter, &tmp); + + while (addr_str) { + gf_log(subvol, GF_LOG_INFO, "%s = \"%s\", received addr = \"%s\"", + (status == AUTH_ACCEPT) ? "allowed" : "rejected", addr_str, + peer_addr); + if (addr_str[0] == '!') { + negate = 1; + addr_str++; + } + + length = strlen(addr_str); + if ((addr_str[0] != '*') && valid_host_name(addr_str, length)) { + match = gf_is_same_address(addr_str, peer_addr); + if (match) { + *result = status; + goto out; + } + } else { + if (strstr(addr_str, "/")) { + match = gf_is_ip_in_net(addr_str, peer_addr); + if (negate ? !match : match) { + *result = status; + goto out; + } + } else { + match = fnmatch(addr_str, peer_addr, 0); + if (negate ? match : !match) { + *result = status; + goto out; + } + } + } + + addr_str = strtok_r(NULL, delimiter, &tmp); + } + + ret = -1; +out: + return ret; +} + +void +parse_entries_and_compare(char *option_str, char *peer_addr, char *subvol, + char *subdir, auth_result_t *result, + auth_result_t status) +{ + char *entry = NULL; + char *entry_cpy = NULL; + char *directory = NULL; + char *entries = NULL; + char *addr_str = NULL; + char *addr = NULL; + char *tmp = NULL; + char *tmpdir = NULL; + int ret = 0; + + if (!subdir) { + gf_log(subvol, GF_LOG_WARNING, + "subdir entry not present, not performing any operation."); + goto out; + } + + entries = gf_strdup(option_str); + if (!entries) + goto out; + + if (entries[0] != '/' && !strchr(entries, '(')) { + /* Backward compatible option */ + ret = compare_addr_and_update(entries, peer_addr, subvol, ",", result, + status); + goto out; + } + + entry = strtok_r(entries, ENTRY_DELIMITER, &tmp); + while (entry) { + entry_cpy = gf_strdup(entry); + if (!entry_cpy) { + goto out; + } + + directory = strtok_r(entry_cpy, "(", &tmpdir); + if (directory[0] != '/') + goto out; + + /* send second portion, after ' =' if directory matches */ + if (strcmp(subdir, directory)) + goto next_entry; + + addr_str = strtok_r(NULL, ")", &tmpdir); + if (!addr_str) + goto out; + + addr = gf_strdup(addr_str); + if (!addr) + goto out; + + gf_log(subvol, GF_LOG_INFO, + "Found an entry for dir %s (%s)," + " performing validation", + subdir, addr); + + ret = compare_addr_and_update(addr, peer_addr, subvol, ADDR_DELIMITER, + result, status); + if (ret == 0) { + break; + } + + GF_FREE(addr); + addr = NULL; + + next_entry: + entry = strtok_r(NULL, ENTRY_DELIMITER, &tmp); + GF_FREE(entry_cpy); + entry_cpy = NULL; + } + +out: + GF_FREE(entries); + GF_FREE(entry_cpy); + GF_FREE(addr); +} + +auth_result_t +gf_auth(dict_t *input_params, dict_t *config_params) +{ + auth_result_t result = AUTH_DONT_CARE; + int ret = 0; + char *name = NULL; + char *searchstr = NULL; + peer_info_t *peer_info = NULL; + data_t *peer_info_data = NULL; + data_t *allow_addr = NULL; + data_t *reject_addr = NULL; + char *service = NULL; + uint16_t peer_port = 0; + char peer_addr[UNIX_PATH_MAX] = { + 0, + }; + char *type = NULL; + gf_boolean_t allow_insecure = _gf_false; + char *subdir = NULL; + + name = data_to_str(dict_get(input_params, "remote-subvolume")); + if (!name) { + gf_log("authenticate/addr", GF_LOG_DEBUG, + "remote-subvolume not specified"); + goto out; + } + + ret = gf_asprintf(&searchstr, "auth.addr.%s.allow", name); + if (-1 == ret) { + gf_log("auth/addr", GF_LOG_DEBUG, + "asprintf failed while setting search string"); + goto out; + } + + allow_addr = dict_get(config_params, searchstr); + GF_FREE(searchstr); + + ret = gf_asprintf(&searchstr, "auth.addr.%s.reject", name); + if (-1 == ret) { + gf_log("auth/addr", GF_LOG_ERROR, + "asprintf failed while setting search string"); + goto out; + } + reject_addr = dict_get(config_params, searchstr); + GF_FREE(searchstr); + + if (!allow_addr) { + /* TODO: backward compatibility */ + ret = gf_asprintf(&searchstr, "auth.ip.%s.allow", name); + if (-1 == ret) { + gf_log("auth/addr", GF_LOG_ERROR, + "asprintf failed while setting search string"); + goto out; + } + allow_addr = dict_get(config_params, searchstr); + GF_FREE(searchstr); + } + + if (!(allow_addr || reject_addr)) { + gf_log("auth/addr", GF_LOG_DEBUG, + "none of the options auth.addr.%s.allow or " + "auth.addr.%s.reject specified, returning auth_dont_care", + name, name); + goto out; + } + + peer_info_data = dict_get(input_params, "peer-info"); + if (!peer_info_data) { + gf_log("auth/addr", GF_LOG_ERROR, "peer-info not present"); + goto out; + } + + ret = dict_get_str(input_params, "subdir-mount", &subdir); + if (ret) { + subdir = "/"; + } + + peer_info = data_to_ptr(peer_info_data); + + switch (((struct sockaddr *)&peer_info->sockaddr)->sa_family) { + case AF_INET_SDP: + case AF_INET: + case AF_INET6: + strcpy(peer_addr, peer_info->identifier); + service = strrchr(peer_addr, ':'); + *service = '\0'; + service++; + + ret = dict_get_str(config_params, "rpc-auth-allow-insecure", &type); + if (ret == 0) { + ret = gf_string2boolean(type, &allow_insecure); + if (ret < 0) { + gf_log("auth/addr", GF_LOG_WARNING, + "rpc-auth-allow-insecure option %s " + "is not a valid bool option", + type); + goto out; + } + } + + peer_port = atoi(service); + if (peer_port >= PRIVILEGED_PORT_CEILING && !allow_insecure) { + gf_log("auth/addr", GF_LOG_ERROR, + "client is bound to port %d which is not privileged", + peer_port); + result = AUTH_REJECT; + goto out; + } + break; + + case AF_UNIX: + strcpy(peer_addr, peer_info->identifier); + break; + + default: + gf_log("authenticate/addr", GF_LOG_ERROR, + "unknown address family %d", + ((struct sockaddr *)&peer_info->sockaddr)->sa_family); + goto out; + } + + if (reject_addr) { + parse_entries_and_compare(reject_addr->data, peer_addr, name, subdir, + &result, AUTH_REJECT); + if (result == AUTH_REJECT) + goto out; + } + + if (allow_addr) { + parse_entries_and_compare(allow_addr->data, peer_addr, name, subdir, + &result, AUTH_ACCEPT); + } + +out: + return result; +} + +struct volume_options options[] = { + { + .key = {"auth.addr.*.allow"}, + .type = GF_OPTION_TYPE_INTERNET_ADDRESS_LIST, + .default_value = "*", + .description = "List of addresses to be allowed to access volume", + .op_version = {1}, + .flags = OPT_FLAG_SETTABLE | OPT_FLAG_DOC, + .tags = {}, + /* option_validation_fn validate_fn; */ + }, + { + .key = {"auth.addr.*.reject"}, + .type = GF_OPTION_TYPE_INTERNET_ADDRESS_LIST, + .default_value = "*", + .description = "List of addresses to be rejected to access volume", + .op_version = {1}, + .flags = OPT_FLAG_SETTABLE | OPT_FLAG_DOC, + .tags = {}, + /* option_validation_fn validate_fn; */ + }, + /* Backward compatibility */ + { + .key = {"auth.ip.*.allow"}, + .type = GF_OPTION_TYPE_INTERNET_ADDRESS_LIST, + .default_value = "*", + .description = "List of addresses to be allowed to access volume", + .op_version = {1}, + .flags = OPT_FLAG_SETTABLE | OPT_FLAG_DOC, + .tags = {}, + /* option_validation_fn validate_fn; */ + }, + {.key = {NULL}}}; diff --git a/xlators/protocol/auth/login/Makefile.am b/xlators/protocol/auth/login/Makefile.am new file mode 100644 index 00000000000..af437a64d6d --- /dev/null +++ b/xlators/protocol/auth/login/Makefile.am @@ -0,0 +1 @@ +SUBDIRS = src diff --git a/xlators/protocol/auth/login/src/Makefile.am b/xlators/protocol/auth/login/src/Makefile.am new file mode 100644 index 00000000000..9837437b11e --- /dev/null +++ b/xlators/protocol/auth/login/src/Makefile.am @@ -0,0 +1,13 @@ +auth_LTLIBRARIES = login.la +authdir = $(libdir)/glusterfs/$(PACKAGE_VERSION)/auth + +login_la_LDFLAGS = -module $(GF_XLATOR_LDFLAGS) + +login_la_SOURCES = login.c +login_la_LIBADD = $(top_builddir)/libglusterfs/src/libglusterfs.la + +AM_CPPFLAGS = $(GF_CPPFLAGS) -I$(top_srcdir)/libglusterfs/src \ + -I$(top_srcdir)/xlators/protocol/server/src \ + -I$(top_srcdir)/rpc/xdr/src -I$(top_builddir)/rpc/xdr/src + +AM_CFLAGS = -Wall $(GF_CFLAGS) diff --git a/xlators/protocol/auth/login/src/login.c b/xlators/protocol/auth/login/src/login.c new file mode 100644 index 00000000000..64521267bfe --- /dev/null +++ b/xlators/protocol/auth/login/src/login.c @@ -0,0 +1,210 @@ +/* + Copyright (c) 2008-2012 Red Hat, Inc. <http://www.redhat.com> + This file is part of GlusterFS. + + This file is licensed to you under your choice of the GNU Lesser + General Public License, version 3 or any later version (LGPLv3 or + later), or the GNU General Public License, version 2 (GPLv2), in all + cases as published by the Free Software Foundation. +*/ + +#include <fnmatch.h> +#include "authenticate.h" + +/* Note on strict_auth + * - Strict auth kicks in when authentication is using the username, password + * in the volfile to login + * - If enabled, auth is rejected if the username and password is not matched + * or is not present + * - When using SSL names, this is automatically strict, and allows only those + * names that are present in the allow list, IOW strict auth checking has no + * implication when using SSL names + */ + +auth_result_t +gf_auth(dict_t *input_params, dict_t *config_params) +{ + auth_result_t result = AUTH_DONT_CARE; + int ret = 0; + data_t *allow_user = NULL; + data_t *username_data = NULL; + data_t *passwd_data = NULL; + data_t *password_data = NULL; + char *username = NULL; + char *password = NULL; + char *brick_name = NULL; + char *searchstr = NULL; + char *username_str = NULL; + char *tmp = NULL; + char *username_cpy = NULL; + gf_boolean_t using_ssl = _gf_false; + gf_boolean_t strict_auth = _gf_false; + + username_data = dict_get(input_params, "ssl-name"); + if (username_data) { + gf_log("auth/login", GF_LOG_INFO, "connecting user name: %s", + username_data->data); + using_ssl = _gf_true; + } else { + ret = dict_get_str_boolean(config_params, "strict-auth-accept", + _gf_false); + if (ret == -1) + strict_auth = _gf_false; + else + strict_auth = ret; + + username_data = dict_get(input_params, "username"); + if (!username_data) { + if (strict_auth) { + gf_log("auth/login", GF_LOG_DEBUG, + "username not found, strict auth" + " configured returning REJECT"); + result = AUTH_REJECT; + } else { + gf_log("auth/login", GF_LOG_DEBUG, + "username not found, returning" + " DONT-CARE"); + } + goto out; + } + password_data = dict_get(input_params, "password"); + if (!password_data) { + if (strict_auth) { + gf_log("auth/login", GF_LOG_DEBUG, + "password not found, strict auth" + " configured returning REJECT"); + result = AUTH_REJECT; + } else { + gf_log("auth/login", GF_LOG_WARNING, + "password not found, returning" + " DONT-CARE"); + } + goto out; + } + password = data_to_str(password_data); + } + username = data_to_str(username_data); + + brick_name = data_to_str(dict_get(input_params, "remote-subvolume")); + if (!brick_name) { + gf_log("auth/login", GF_LOG_ERROR, "remote-subvolume not specified"); + result = AUTH_REJECT; + goto out; + } + + ret = gf_asprintf(&searchstr, "auth.login.%s.%s", brick_name, + using_ssl ? "ssl-allow" : "allow"); + if (-1 == ret) { + gf_log("auth/login", GF_LOG_ERROR, + "asprintf failed while setting search string, " + "returning REJECT"); + result = AUTH_REJECT; + goto out; + } + + allow_user = dict_get(config_params, searchstr); + GF_FREE(searchstr); + + if (allow_user) { + gf_log("auth/login", GF_LOG_INFO, "allowed user names: %s", + allow_user->data); + /* + * There's a subtle difference between SSL and non-SSL behavior + * if we can't match anything in the "while" loop below. + * Intuitively, we should AUTH_REJECT if there's no match. + * However, existing code depends on allowing untrusted users + * to connect with *no credentials at all* by falling through + * the loop. They're still distinguished from trusted users + * who do provide a valid username and password (in fact that's + * pretty much the only thing we use non-SSL login auth for), + * but they are allowed to connect. It's wrong, but it's not + * worth changing elsewhere. Therefore, we do the sane thing + * only for SSL here. + * + * For SSL, if there's a list *you must be on it*. Note that + * if there's no list we don't care. In that case (and the + * ssl-allow=* case as well) authorization is effectively + * disabled, though authentication and encryption are still + * active. + * + * Read NOTE on strict_auth above. + */ + if (using_ssl || strict_auth) { + result = AUTH_REJECT; + } + username_cpy = gf_strdup(allow_user->data); + if (!username_cpy) + goto out; + + username_str = strtok_r(username_cpy, " ,", &tmp); + + /* + * We have to match a user's *authenticated* name to one in the + * list. If we're using SSL, they're already authenticated. + * Otherwise, they need a matching password to complete the + * process. + */ + while (username_str) { + if (!fnmatch(username_str, username, 0)) { + if (using_ssl) { + result = AUTH_ACCEPT; + break; + } + ret = gf_asprintf(&searchstr, "auth.login.%s.password", + username); + if (-1 == ret) { + gf_log("auth/login", GF_LOG_WARNING, + "asprintf failed while setting search string"); + goto out; + } + passwd_data = dict_get(config_params, searchstr); + GF_FREE(searchstr); + + if (!passwd_data) { + gf_log("auth/login", GF_LOG_ERROR, + "wrong username/password combination"); + result = AUTH_REJECT; + goto out; + } + + result = !((strcmp(data_to_str(passwd_data), password)) + ? AUTH_ACCEPT + : AUTH_REJECT); + if (result == AUTH_REJECT) + gf_log("auth/login", GF_LOG_ERROR, + "wrong password for user %s", username); + + break; + } + username_str = strtok_r(NULL, " ,", &tmp); + } + } + +out: + GF_FREE(username_cpy); + + return result; +} + +struct volume_options options[] = { + { + .key = {"auth.login.*.allow"}, + .type = GF_OPTION_TYPE_ANY, + .default_value = "*", + .description = "Username to be allowed access to the volume", + .op_version = {1}, + .flags = OPT_FLAG_SETTABLE | OPT_FLAG_DOC, + .tags = {}, + /* option_validation_fn validate_fn; */ + }, + { + .key = {"auth.login.*.password"}, + .type = GF_OPTION_TYPE_ANY, + .default_value = "*", + .description = "Password for the allowed username", + .op_version = {1}, + .flags = OPT_FLAG_SETTABLE | OPT_FLAG_DOC, + .tags = {}, + /* option_validation_fn validate_fn; */ + }, + {.key = {NULL}}}; diff --git a/xlators/protocol/client/Makefile.am b/xlators/protocol/client/Makefile.am index d471a3f9243..af437a64d6d 100644 --- a/xlators/protocol/client/Makefile.am +++ b/xlators/protocol/client/Makefile.am @@ -1,3 +1 @@ SUBDIRS = src - -CLEANFILES = diff --git a/xlators/protocol/client/src/Makefile.am b/xlators/protocol/client/src/Makefile.am index fb720942cc6..785a51fc3b4 100644 --- a/xlators/protocol/client/src/Makefile.am +++ b/xlators/protocol/client/src/Makefile.am @@ -2,15 +2,20 @@ xlator_LTLIBRARIES = client.la xlatordir = $(libdir)/glusterfs/$(PACKAGE_VERSION)/xlator/protocol -client_la_LDFLAGS = -module -avoidversion +client_la_LDFLAGS = -module $(GF_XLATOR_DEFAULT_LDFLAGS) -client_la_SOURCES = client-protocol.c saved-frames.c -client_la_LIBADD = $(top_builddir)/libglusterfs/src/libglusterfs.la +client_la_LIBADD = $(top_builddir)/libglusterfs/src/libglusterfs.la \ + $(top_builddir)/rpc/rpc-lib/src/libgfrpc.la \ + $(top_builddir)/rpc/xdr/src/libgfxdr.la -noinst_HEADERS = client-protocol.h saved-frames.h +client_la_SOURCES = client.c client-helpers.c client-rpc-fops.c \ + client-handshake.c client-callback.c client-lk.c client-common.c \ + client-rpc-fops_v2.c -AM_CFLAGS = -fPIC -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE -Wall -D$(GF_HOST_OS) \ - -I$(top_srcdir)/libglusterfs/src -shared -nostartfiles $(GF_CFLAGS) +noinst_HEADERS = client.h client-mem-types.h client-messages.h client-common.h -CLEANFILES = +AM_CPPFLAGS = $(GF_CPPFLAGS) -I$(top_srcdir)/libglusterfs/src \ + -I$(top_srcdir)/rpc/xdr/src -I$(top_builddir)/rpc/xdr/src \ + -I$(top_srcdir)/rpc/rpc-lib/src/ +AM_CFLAGS = -Wall $(GF_CFLAGS) diff --git a/xlators/protocol/client/src/client-callback.c b/xlators/protocol/client/src/client-callback.c new file mode 100644 index 00000000000..d83d9c14899 --- /dev/null +++ b/xlators/protocol/client/src/client-callback.c @@ -0,0 +1,312 @@ +/* + Copyright (c) 2008-2012 Red Hat, Inc. <http://www.redhat.com> + This file is part of GlusterFS. + + This file is licensed to you under your choice of the GNU Lesser + General Public License, version 3 or any later version (LGPLv3 or + later), or the GNU General Public License, version 2 (GPLv2), in all + cases as published by the Free Software Foundation. +*/ + +#include "client.h" +#include "rpc-clnt.h" +#include <glusterfs/defaults.h> +#include "client-messages.h" + +static int +client_cbk_null(struct rpc_clnt *rpc, void *mydata, void *data) +{ + gf_smsg(THIS->name, GF_LOG_WARNING, 0, PC_MSG_FUNCTION_CALL_ERROR, NULL); + return 0; +} + +static int +client_cbk_fetchspec(struct rpc_clnt *rpc, void *mydata, void *data) +{ + gf_smsg(THIS->name, GF_LOG_WARNING, 0, PC_MSG_FUNCTION_CALL_ERROR, NULL); + return 0; +} + +static int +client_cbk_ino_flush(struct rpc_clnt *rpc, void *mydata, void *data) +{ + gf_smsg(THIS->name, GF_LOG_WARNING, 0, PC_MSG_FUNCTION_CALL_ERROR, NULL); + return 0; +} + +static int +client_cbk_recall_lease(struct rpc_clnt *rpc, void *mydata, void *data) +{ + int ret = -1; + struct iovec *iov = NULL; + struct gf_upcall upcall_data = { + 0, + }; + struct gf_upcall_recall_lease rl_data = { + 0, + }; + gfs3_recall_lease_req recall_lease = { + { + 0, + }, + }; + + GF_VALIDATE_OR_GOTO("client-callback", data, out); + + iov = (struct iovec *)data; + ret = xdr_to_generic(*iov, &recall_lease, + (xdrproc_t)xdr_gfs3_recall_lease_req); + + if (ret < 0) { + gf_smsg(THIS->name, GF_LOG_WARNING, -ret, PC_MSG_RECALL_LEASE_FAIL, + NULL); + goto out; + } + + upcall_data.data = &rl_data; + ret = gf_proto_recall_lease_to_upcall(&recall_lease, &upcall_data); + if (ret < 0) + goto out; + + upcall_data.event_type = GF_UPCALL_RECALL_LEASE; + + gf_msg_trace(THIS->name, 0, "Upcall gfid = %s, ret = %d", recall_lease.gfid, + ret); + + default_notify(THIS, GF_EVENT_UPCALL, &upcall_data); + +out: + if (recall_lease.xdata.xdata_val) + free(recall_lease.xdata.xdata_val); + + if (rl_data.dict) + dict_unref(rl_data.dict); + + return ret; +} + +static int +client_cbk_cache_invalidation(struct rpc_clnt *rpc, void *mydata, void *data) +{ + int ret = -1; + struct iovec *iov = NULL; + struct gf_upcall upcall_data = { + 0, + }; + struct gf_upcall_cache_invalidation ca_data = { + 0, + }; + gfs3_cbk_cache_invalidation_req ca_req = { + 0, + }; + + gf_msg_trace(THIS->name, 0, "Upcall callback is called"); + + if (!data) + goto out; + + iov = (struct iovec *)data; + ret = xdr_to_generic(*iov, &ca_req, + (xdrproc_t)xdr_gfs3_cbk_cache_invalidation_req); + + if (ret < 0) { + gf_smsg(THIS->name, GF_LOG_WARNING, -ret, + PC_MSG_CACHE_INVALIDATION_FAIL, NULL); + goto out; + } + + upcall_data.data = &ca_data; + ret = gf_proto_cache_invalidation_to_upcall(THIS, &ca_req, &upcall_data); + if (ret < 0) + goto out; + + gf_msg_trace(THIS->name, 0, + "Cache invalidation cbk received for gfid:" + " %s, ret = %d", + ca_req.gfid, ret); + + default_notify(THIS, GF_EVENT_UPCALL, &upcall_data); + +out: + if (ca_req.gfid) + free(ca_req.gfid); + + if (ca_req.xdata.xdata_val) + free(ca_req.xdata.xdata_val); + + if (ca_data.dict) + dict_unref(ca_data.dict); + + return 0; +} + +static int +client_cbk_child_up(struct rpc_clnt *rpc, void *mydata, void *data) +{ + clnt_conf_t *conf = NULL; + xlator_t *this = THIS; + + GF_VALIDATE_OR_GOTO("client", this, out); + conf = this->private; + GF_VALIDATE_OR_GOTO(this->name, conf, out); + + gf_msg_debug(this->name, 0, "Received CHILD_UP"); + conf->child_up = _gf_true; + + this->notify(this, GF_EVENT_CHILD_UP, NULL); +out: + return 0; +} + +static int +client_cbk_child_down(struct rpc_clnt *rpc, void *mydata, void *data) +{ + clnt_conf_t *conf = NULL; + xlator_t *this = THIS; + + GF_VALIDATE_OR_GOTO("client", this, out); + conf = this->private; + GF_VALIDATE_OR_GOTO(this->name, conf, out); + + gf_msg_debug(this->name, 0, "Received CHILD_DOWN"); + conf->child_up = _gf_false; + + this->notify(this, GF_EVENT_CHILD_DOWN, NULL); +out: + return 0; +} + +static int +client_cbk_inodelk_contention(struct rpc_clnt *rpc, void *mydata, void *data) +{ + int ret = -1; + struct iovec *iov = NULL; + struct gf_upcall upcall_data = { + 0, + }; + struct gf_upcall_inodelk_contention lc = { + { + 0, + }, + }; + gfs4_inodelk_contention_req proto_lc = { + { + 0, + }, + }; + + GF_VALIDATE_OR_GOTO("client-callback", data, out); + + iov = (struct iovec *)data; + ret = xdr_to_generic(*iov, &proto_lc, + (xdrproc_t)xdr_gfs4_inodelk_contention_req); + + if (ret < 0) { + gf_smsg(THIS->name, GF_LOG_WARNING, -ret, + PC_MSG_INODELK_CONTENTION_FAIL, NULL); + goto out; + } + + upcall_data.data = &lc; + ret = gf_proto_inodelk_contention_to_upcall(&proto_lc, &upcall_data); + if (ret < 0) + goto out; + + upcall_data.event_type = GF_UPCALL_INODELK_CONTENTION; + + default_notify(THIS, GF_EVENT_UPCALL, &upcall_data); + +out: + if (proto_lc.domain) + free(proto_lc.domain); + + if (proto_lc.xdata.xdata_val) + free(proto_lc.xdata.xdata_val); + + if (lc.xdata) + dict_unref(lc.xdata); + + return ret; +} + +static int +client_cbk_entrylk_contention(struct rpc_clnt *rpc, void *mydata, void *data) +{ + int ret = -1; + struct iovec *iov = NULL; + struct gf_upcall upcall_data = { + 0, + }; + struct gf_upcall_entrylk_contention lc = { + 0, + }; + gfs4_entrylk_contention_req proto_lc = { + { + 0, + }, + }; + + GF_VALIDATE_OR_GOTO("client-callback", data, out); + + iov = (struct iovec *)data; + ret = xdr_to_generic(*iov, &proto_lc, + (xdrproc_t)xdr_gfs4_entrylk_contention_req); + + if (ret < 0) { + gf_smsg(THIS->name, GF_LOG_WARNING, -ret, + PC_MSG_ENTRYLK_CONTENTION_FAIL, NULL); + goto out; + } + + upcall_data.data = &lc; + ret = gf_proto_entrylk_contention_to_upcall(&proto_lc, &upcall_data); + if (ret < 0) + goto out; + + upcall_data.event_type = GF_UPCALL_ENTRYLK_CONTENTION; + + default_notify(THIS, GF_EVENT_UPCALL, &upcall_data); + +out: + if (proto_lc.name) + free(proto_lc.name); + + if (proto_lc.domain) + free(proto_lc.domain); + + if (proto_lc.xdata.xdata_val) + free(proto_lc.xdata.xdata_val); + + if (lc.xdata) + dict_unref(lc.xdata); + + return ret; +} + +static rpcclnt_cb_actor_t gluster_cbk_actors[GF_CBK_MAXVALUE] = { + [GF_CBK_NULL] = {"NULL", client_cbk_null, GF_CBK_NULL}, + [GF_CBK_FETCHSPEC] = {"FETCHSPEC", client_cbk_fetchspec, GF_CBK_FETCHSPEC}, + [GF_CBK_INO_FLUSH] = {"INO_FLUSH", client_cbk_ino_flush, GF_CBK_INO_FLUSH}, + [GF_CBK_CACHE_INVALIDATION] = {"CACHE_INVALIDATION", + client_cbk_cache_invalidation, + GF_CBK_CACHE_INVALIDATION}, + [GF_CBK_CHILD_UP] = {"CHILD_UP", client_cbk_child_up, GF_CBK_CHILD_UP}, + [GF_CBK_CHILD_DOWN] = {"CHILD_DOWN", client_cbk_child_down, + GF_CBK_CHILD_DOWN}, + [GF_CBK_RECALL_LEASE] = {"RECALL_LEASE", client_cbk_recall_lease, + GF_CBK_RECALL_LEASE}, + [GF_CBK_INODELK_CONTENTION] = {"INODELK_CONTENTION", + client_cbk_inodelk_contention, + GF_CBK_INODELK_CONTENTION}, + [GF_CBK_ENTRYLK_CONTENTION] = {"ENTRYLK_CONTENTION", + client_cbk_entrylk_contention, + GF_CBK_ENTRYLK_CONTENTION}, +}; + +struct rpcclnt_cb_program gluster_cbk_prog = { + .progname = "GlusterFS Callback", + .prognum = GLUSTER_CBK_PROGRAM, + .progver = GLUSTER_CBK_VERSION, + .actors = gluster_cbk_actors, + .numactors = GF_CBK_MAXVALUE, +}; diff --git a/xlators/protocol/client/src/client-common.c b/xlators/protocol/client/src/client-common.c new file mode 100644 index 00000000000..c112820e407 --- /dev/null +++ b/xlators/protocol/client/src/client-common.c @@ -0,0 +1,3589 @@ +/* + Copyright (c) 2016 Red Hat, Inc. <http://www.redhat.com> + This file is part of GlusterFS. + + This file is licensed to you under your choice of the GNU Lesser + General Public License, version 3 or any later version (LGPLv3 or + later), or the GNU General Public License, version 2 (GPLv2), in all + cases as published by the Free Software Foundation. +*/ + +#include <glusterfs/dict.h> +#include <glusterfs/xlator.h> +#include "rpc-common-xdr.h" +#include "glusterfs3-xdr.h" +#include "glusterfs4-xdr.h" +#include "glusterfs3.h" +#include "client.h" + +/* processing to be done before fops are woudn down */ +int +client_pre_stat(xlator_t *this, gfs3_stat_req *req, loc_t *loc, dict_t *xdata) +{ + int op_errno = ESTALE; + + if (!(loc && loc->inode)) + goto out; + + if (!gf_uuid_is_null(loc->inode->gfid)) + memcpy(req->gfid, loc->inode->gfid, 16); + else + memcpy(req->gfid, loc->gfid, 16); + + GF_ASSERT_AND_GOTO_WITH_ERROR(this->name, + !gf_uuid_is_null(*((uuid_t *)req->gfid)), out, + op_errno, EINVAL); + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, (&req->xdata.xdata_val), + req->xdata.xdata_len, op_errno, out); + + return 0; +out: + return -op_errno; +} + +int +client_pre_readlink(xlator_t *this, gfs3_readlink_req *req, loc_t *loc, + size_t size, dict_t *xdata) +{ + int op_errno = ESTALE; + + if (!(loc && loc->inode)) + goto out; + + if (!gf_uuid_is_null(loc->inode->gfid)) + memcpy(req->gfid, loc->inode->gfid, 16); + else + memcpy(req->gfid, loc->gfid, 16); + + GF_ASSERT_AND_GOTO_WITH_ERROR(this->name, + !gf_uuid_is_null(*((uuid_t *)req->gfid)), out, + op_errno, EINVAL); + req->size = size; + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, (&req->xdata.xdata_val), + req->xdata.xdata_len, op_errno, out); + return 0; +out: + return -op_errno; +} + +int +client_pre_mknod(xlator_t *this, gfs3_mknod_req *req, loc_t *loc, mode_t mode, + dev_t rdev, mode_t umask, dict_t *xdata) +{ + int op_errno = ESTALE; + + if (!(loc && loc->parent)) + goto out; + + if (!gf_uuid_is_null(loc->parent->gfid)) + memcpy(req->pargfid, loc->parent->gfid, 16); + else + memcpy(req->pargfid, loc->pargfid, 16); + + GF_ASSERT_AND_GOTO_WITH_ERROR(this->name, + !gf_uuid_is_null(*((uuid_t *)req->pargfid)), + out, op_errno, EINVAL); + req->bname = (char *)loc->name; + req->mode = mode; + req->dev = rdev; + req->umask = umask; + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, (&req->xdata.xdata_val), + req->xdata.xdata_len, op_errno, out); + + return 0; +out: + return -op_errno; +} + +int +client_pre_mkdir(xlator_t *this, gfs3_mkdir_req *req, loc_t *loc, mode_t mode, + mode_t umask, dict_t *xdata) +{ + int op_errno = ESTALE; + + if (!(loc && loc->parent)) + goto out; + + if (!gf_uuid_is_null(loc->parent->gfid)) + memcpy(req->pargfid, loc->parent->gfid, 16); + else + memcpy(req->pargfid, loc->pargfid, 16); + + GF_ASSERT_AND_GOTO_WITH_ERROR(this->name, + !gf_uuid_is_null(*((uuid_t *)req->pargfid)), + out, op_errno, EINVAL); + + req->bname = (char *)loc->name; + req->mode = mode; + req->umask = umask; + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, (&req->xdata.xdata_val), + req->xdata.xdata_len, op_errno, out); + + return 0; +out: + return -op_errno; +} + +int +client_pre_unlink(xlator_t *this, gfs3_unlink_req *req, loc_t *loc, + int32_t flags, dict_t *xdata) +{ + int op_errno = 0; + + if (!(loc && loc->parent)) + goto out; + + if (!gf_uuid_is_null(loc->parent->gfid)) + memcpy(req->pargfid, loc->parent->gfid, 16); + else + memcpy(req->pargfid, loc->pargfid, 16); + + GF_ASSERT_AND_GOTO_WITH_ERROR(this->name, + !gf_uuid_is_null(*((uuid_t *)req->pargfid)), + out, op_errno, EINVAL); + req->bname = (char *)loc->name; + req->xflags = flags; + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, (&req->xdata.xdata_val), + req->xdata.xdata_len, op_errno, out); + + return 0; +out: + return -op_errno; +} + +int +client_pre_rmdir(xlator_t *this, gfs3_rmdir_req *req, loc_t *loc, int32_t flags, + dict_t *xdata) +{ + int op_errno = ESTALE; + + if (!(loc && loc->parent)) + goto out; + + if (!gf_uuid_is_null(loc->parent->gfid)) + memcpy(req->pargfid, loc->parent->gfid, 16); + else + memcpy(req->pargfid, loc->pargfid, 16); + + GF_ASSERT_AND_GOTO_WITH_ERROR(this->name, + !gf_uuid_is_null(*((uuid_t *)req->pargfid)), + out, op_errno, EINVAL); + req->bname = (char *)loc->name; + req->xflags = flags; + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, (&req->xdata.xdata_val), + req->xdata.xdata_len, op_errno, out); + + return 0; +out: + return -op_errno; +} + +int +client_pre_symlink(xlator_t *this, gfs3_symlink_req *req, loc_t *loc, + const char *linkname, mode_t umask, dict_t *xdata) +{ + int op_errno = ESTALE; + + if (!(loc && loc->parent)) + goto out; + + if (!gf_uuid_is_null(loc->parent->gfid)) + memcpy(req->pargfid, loc->parent->gfid, 16); + else + memcpy(req->pargfid, loc->pargfid, 16); + + GF_ASSERT_AND_GOTO_WITH_ERROR(this->name, + !gf_uuid_is_null(*((uuid_t *)req->pargfid)), + out, op_errno, EINVAL); + req->linkname = (char *)linkname; + req->bname = (char *)loc->name; + req->umask = umask; + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, (&req->xdata.xdata_val), + req->xdata.xdata_len, op_errno, out); + return 0; +out: + return -op_errno; +} + +int +client_pre_rename(xlator_t *this, gfs3_rename_req *req, loc_t *oldloc, + loc_t *newloc, dict_t *xdata) +{ + int op_errno = ESTALE; + + if (!(oldloc && newloc && oldloc->parent && newloc->parent)) + goto out; + + if (!gf_uuid_is_null(oldloc->parent->gfid)) + memcpy(req->oldgfid, oldloc->parent->gfid, 16); + else + memcpy(req->oldgfid, oldloc->pargfid, 16); + + if (!gf_uuid_is_null(newloc->parent->gfid)) + memcpy(req->newgfid, newloc->parent->gfid, 16); + else + memcpy(req->newgfid, newloc->pargfid, 16); + + GF_ASSERT_AND_GOTO_WITH_ERROR(this->name, + !gf_uuid_is_null(*((uuid_t *)req->oldgfid)), + out, op_errno, EINVAL); + GF_ASSERT_AND_GOTO_WITH_ERROR(this->name, + !gf_uuid_is_null(*((uuid_t *)req->newgfid)), + out, op_errno, EINVAL); + req->oldbname = (char *)oldloc->name; + req->newbname = (char *)newloc->name; + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, (&req->xdata.xdata_val), + req->xdata.xdata_len, op_errno, out); + + return 0; +out: + return -op_errno; +} + +int +client_pre_link(xlator_t *this, gfs3_link_req *req, loc_t *oldloc, + loc_t *newloc, dict_t *xdata) +{ + int op_errno = ESTALE; + + if (!(oldloc && oldloc->inode && newloc && newloc->parent)) + goto out; + + if (!gf_uuid_is_null(oldloc->inode->gfid)) + memcpy(req->oldgfid, oldloc->inode->gfid, 16); + else + memcpy(req->oldgfid, oldloc->gfid, 16); + + if (!gf_uuid_is_null(newloc->parent->gfid)) + memcpy(req->newgfid, newloc->parent->gfid, 16); + else + memcpy(req->newgfid, newloc->pargfid, 16); + + GF_ASSERT_AND_GOTO_WITH_ERROR(this->name, + !gf_uuid_is_null(*((uuid_t *)req->oldgfid)), + out, op_errno, EINVAL); + GF_ASSERT_AND_GOTO_WITH_ERROR(this->name, + !gf_uuid_is_null(*((uuid_t *)req->newgfid)), + out, op_errno, EINVAL); + req->newbname = (char *)newloc->name; + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, (&req->xdata.xdata_val), + req->xdata.xdata_len, op_errno, out); + + return 0; +out: + return -op_errno; +} + +int +client_pre_truncate(xlator_t *this, gfs3_truncate_req *req, loc_t *loc, + off_t offset, dict_t *xdata) +{ + int op_errno = ESTALE; + + if (!(loc && loc->inode)) + goto out; + + if (!gf_uuid_is_null(loc->inode->gfid)) + memcpy(req->gfid, loc->inode->gfid, 16); + else + memcpy(req->gfid, loc->gfid, 16); + + GF_ASSERT_AND_GOTO_WITH_ERROR(this->name, + !gf_uuid_is_null(*((uuid_t *)req->gfid)), out, + op_errno, EINVAL); + req->offset = offset; + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, (&req->xdata.xdata_val), + req->xdata.xdata_len, op_errno, out); + return 0; +out: + return -op_errno; +} + +int +client_pre_open(xlator_t *this, gfs3_open_req *req, loc_t *loc, fd_t *fd, + int32_t flags, dict_t *xdata) +{ + int op_errno = ESTALE; + + if (!(loc && loc->inode)) + goto out; + + if (!gf_uuid_is_null(loc->inode->gfid)) + memcpy(req->gfid, loc->inode->gfid, 16); + else + memcpy(req->gfid, loc->gfid, 16); + + GF_ASSERT_AND_GOTO_WITH_ERROR(this->name, + !gf_uuid_is_null(*((uuid_t *)req->gfid)), out, + op_errno, EINVAL); + req->flags = gf_flags_from_flags(flags); + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, (&req->xdata.xdata_val), + req->xdata.xdata_len, op_errno, out); + + return 0; +out: + return -op_errno; +} + +int +client_pre_readv(xlator_t *this, gfs3_read_req *req, fd_t *fd, size_t size, + off_t offset, int32_t flags, dict_t *xdata) +{ + int64_t remote_fd = -1; + int op_errno = ESTALE; + + CLIENT_GET_REMOTE_FD(this, fd, FALLBACK_TO_ANON_FD, remote_fd, op_errno, + out); + + req->size = size; + req->offset = offset; + req->fd = remote_fd; + req->flag = flags; + + memcpy(req->gfid, fd->inode->gfid, 16); + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, (&req->xdata.xdata_val), + req->xdata.xdata_len, op_errno, out); + + return 0; +out: + return -op_errno; +} + +int +client_pre_writev(xlator_t *this, gfs3_write_req *req, fd_t *fd, size_t size, + off_t offset, int32_t flags, dict_t **xdata) +{ + int64_t remote_fd = -1; + int op_errno = ESTALE; + + CLIENT_GET_REMOTE_FD(this, fd, FALLBACK_TO_ANON_FD, remote_fd, op_errno, + out); + + req->size = size; + req->offset = offset; + req->fd = remote_fd; + req->flag = flags; + + memcpy(req->gfid, fd->inode->gfid, 16); + +#ifdef GF_TESTING_IO_XDATA + if (!*xdata) + *xdata = dict_new(); + + ret = dict_set_str(*xdata, "testing-the-xdata-key", + "testing-the-xdata-value"); +#endif + + GF_PROTOCOL_DICT_SERIALIZE(this, *xdata, (&req->xdata.xdata_val), + req->xdata.xdata_len, op_errno, out); + + return 0; +out: + return -op_errno; +} + +int +client_pre_statfs(xlator_t *this, gfs3_statfs_req *req, loc_t *loc, + dict_t *xdata) +{ + int op_errno = ESTALE; + + if (!loc) + goto out; + + if (loc->inode) { + if (!gf_uuid_is_null(loc->inode->gfid)) + memcpy(req->gfid, loc->inode->gfid, 16); + else + memcpy(req->gfid, loc->gfid, 16); + } else { + req->gfid[15] = 1; + } + + GF_ASSERT_AND_GOTO_WITH_ERROR(this->name, + !gf_uuid_is_null(*((uuid_t *)req->gfid)), out, + op_errno, EINVAL); + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, (&req->xdata.xdata_val), + req->xdata.xdata_len, op_errno, out); + + return 0; +out: + return -op_errno; +} + +int +client_pre_flush(xlator_t *this, gfs3_flush_req *req, fd_t *fd, dict_t *xdata) +{ + int64_t remote_fd = -1; + int op_errno = ESTALE; + + CLIENT_GET_REMOTE_FD(this, fd, DEFAULT_REMOTE_FD, remote_fd, op_errno, out); + + req->fd = remote_fd; + memcpy(req->gfid, fd->inode->gfid, 16); + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, (&req->xdata.xdata_val), + req->xdata.xdata_len, op_errno, out); + + return 0; +out: + return -op_errno; +} + +int +client_pre_fsync(xlator_t *this, gfs3_fsync_req *req, fd_t *fd, int32_t flags, + dict_t *xdata) +{ + int64_t remote_fd = -1; + int op_errno = 0; + + CLIENT_GET_REMOTE_FD(this, fd, FALLBACK_TO_ANON_FD, remote_fd, op_errno, + out); + + req->fd = remote_fd; + req->data = flags; + memcpy(req->gfid, fd->inode->gfid, 16); + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, (&req->xdata.xdata_val), + req->xdata.xdata_len, op_errno, out); + + return 0; +out: + return -op_errno; +} + +int +client_pre_setxattr(xlator_t *this, gfs3_setxattr_req *req, loc_t *loc, + dict_t *xattr, int32_t flags, dict_t *xdata) +{ + int op_errno = ESTALE; + + if (!(loc && loc->inode)) + goto out; + + if (!gf_uuid_is_null(loc->inode->gfid)) + memcpy(req->gfid, loc->inode->gfid, 16); + else + memcpy(req->gfid, loc->gfid, 16); + + GF_ASSERT_AND_GOTO_WITH_ERROR(this->name, + !gf_uuid_is_null(*((uuid_t *)req->gfid)), out, + op_errno, EINVAL); + if (xattr) { + GF_PROTOCOL_DICT_SERIALIZE(this, xattr, (&req->dict.dict_val), + req->dict.dict_len, op_errno, out); + } + + req->flags = flags; + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, (&req->xdata.xdata_val), + req->xdata.xdata_len, op_errno, out); + + return 0; +out: + return -op_errno; +} + +int +client_pre_getxattr(xlator_t *this, gfs3_getxattr_req *req, loc_t *loc, + const char *name, dict_t *xdata) +{ + int op_errno = ESTALE; + + if (!loc) { + op_errno = EINVAL; + goto out; + } + + if (loc->inode && !gf_uuid_is_null(loc->inode->gfid)) + memcpy(req->gfid, loc->inode->gfid, 16); + else + memcpy(req->gfid, loc->gfid, 16); + + GF_ASSERT_AND_GOTO_WITH_ERROR(this->name, + !gf_uuid_is_null(*((uuid_t *)req->gfid)), out, + op_errno, EINVAL); + req->namelen = 1; /* Use it as a flag */ + + req->name = (char *)name; + if (!req->name) { + req->name = ""; + req->namelen = 0; + } + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, (&req->xdata.xdata_val), + req->xdata.xdata_len, op_errno, out); + + return 0; +out: + return -op_errno; +} + +int +client_pre_removexattr(xlator_t *this, gfs3_removexattr_req *req, loc_t *loc, + const char *name, dict_t *xdata) +{ + int op_errno = ESTALE; + + if (!(loc && loc->inode)) + goto out; + + if (!gf_uuid_is_null(loc->inode->gfid)) + memcpy(req->gfid, loc->inode->gfid, 16); + else + memcpy(req->gfid, loc->gfid, 16); + + GF_ASSERT_AND_GOTO_WITH_ERROR(this->name, + !gf_uuid_is_null(*((uuid_t *)req->gfid)), out, + op_errno, EINVAL); + req->name = (char *)name; + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, (&req->xdata.xdata_val), + req->xdata.xdata_len, op_errno, out); + + return 0; +out: + return -op_errno; +} + +int +client_pre_opendir(xlator_t *this, gfs3_opendir_req *req, loc_t *loc, fd_t *fd, + dict_t *xdata) +{ + int op_errno = ESTALE; + + if (!(loc && loc->inode)) + goto out; + + if (!gf_uuid_is_null(loc->inode->gfid)) + memcpy(req->gfid, loc->inode->gfid, 16); + else + memcpy(req->gfid, loc->gfid, 16); + + GF_ASSERT_AND_GOTO_WITH_ERROR(this->name, + !gf_uuid_is_null(*((uuid_t *)req->gfid)), out, + op_errno, EINVAL); + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, (&req->xdata.xdata_val), + req->xdata.xdata_len, op_errno, out); + + return 0; +out: + return -op_errno; +} + +int +client_pre_fsyncdir(xlator_t *this, gfs3_fsyncdir_req *req, fd_t *fd, + int32_t flags, dict_t *xdata) +{ + int32_t op_errno = ESTALE; + int64_t remote_fd = -1; + + CLIENT_GET_REMOTE_FD(this, fd, DEFAULT_REMOTE_FD, remote_fd, op_errno, out); + + req->fd = remote_fd; + req->data = flags; + memcpy(req->gfid, fd->inode->gfid, 16); + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, (&req->xdata.xdata_val), + req->xdata.xdata_len, op_errno, out); + + return 0; +out: + return -op_errno; +} + +int +client_pre_access(xlator_t *this, gfs3_access_req *req, loc_t *loc, + int32_t mask, dict_t *xdata) +{ + int op_errno = ESTALE; + + if (!(loc && loc->inode)) + goto out; + + if (!gf_uuid_is_null(loc->inode->gfid)) + memcpy(req->gfid, loc->inode->gfid, 16); + else + memcpy(req->gfid, loc->gfid, 16); + + GF_ASSERT_AND_GOTO_WITH_ERROR(this->name, + !gf_uuid_is_null(*((uuid_t *)req->gfid)), out, + op_errno, EINVAL); + req->mask = mask; + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, (&req->xdata.xdata_val), + req->xdata.xdata_len, op_errno, out); + return 0; +out: + return -op_errno; +} + +int +client_pre_create(xlator_t *this, gfs3_create_req *req, loc_t *loc, fd_t *fd, + mode_t mode, int32_t flags, mode_t umask, dict_t *xdata) +{ + int op_errno = ESTALE; + + if (!(loc && loc->parent)) + goto out; + + if (!gf_uuid_is_null(loc->parent->gfid)) + memcpy(req->pargfid, loc->parent->gfid, 16); + else + memcpy(req->pargfid, loc->pargfid, 16); + + GF_ASSERT_AND_GOTO_WITH_ERROR(this->name, + !gf_uuid_is_null(*((uuid_t *)req->pargfid)), + out, op_errno, EINVAL); + req->bname = (char *)loc->name; + req->mode = mode; + req->flags = gf_flags_from_flags(flags); + req->umask = umask; + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, (&req->xdata.xdata_val), + req->xdata.xdata_len, op_errno, out); + + return 0; +out: + return -op_errno; +} + +int +client_pre_ftruncate(xlator_t *this, gfs3_ftruncate_req *req, fd_t *fd, + off_t offset, dict_t *xdata) +{ + int64_t remote_fd = -1; + int op_errno = EINVAL; + + CLIENT_GET_REMOTE_FD(this, fd, DEFAULT_REMOTE_FD, remote_fd, op_errno, out); + + req->offset = offset; + req->fd = remote_fd; + memcpy(req->gfid, fd->inode->gfid, 16); + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, (&req->xdata.xdata_val), + req->xdata.xdata_len, op_errno, out); + return 0; +out: + return -op_errno; +} + +int +client_pre_fstat(xlator_t *this, gfs3_fstat_req *req, fd_t *fd, dict_t *xdata) +{ + int64_t remote_fd = -1; + int op_errno = ESTALE; + + CLIENT_GET_REMOTE_FD(this, fd, DEFAULT_REMOTE_FD, remote_fd, op_errno, out); + + req->fd = remote_fd; + memcpy(req->gfid, fd->inode->gfid, 16); + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, (&req->xdata.xdata_val), + req->xdata.xdata_len, op_errno, out); + + return 0; +out: + return -op_errno; +} + +int +client_pre_lk(xlator_t *this, gfs3_lk_req *req, int32_t cmd, + struct gf_flock *flock, fd_t *fd, dict_t *xdata) +{ + int64_t remote_fd = -1; + int op_errno = ESTALE; + int32_t gf_cmd = 0; + int32_t gf_type = 0; + int ret = 0; + + CLIENT_GET_REMOTE_FD(this, fd, DEFAULT_REMOTE_FD, remote_fd, op_errno, out); + + ret = client_cmd_to_gf_cmd(cmd, &gf_cmd); + if (ret) { + op_errno = EINVAL; + gf_smsg(this->name, GF_LOG_WARNING, EINVAL, PC_MSG_UNKNOWN_CMD, + "gf_cmd=%d", gf_cmd, NULL); + goto out; + } + + switch (flock->l_type) { + case F_RDLCK: + gf_type = GF_LK_F_RDLCK; + break; + case F_WRLCK: + gf_type = GF_LK_F_WRLCK; + break; + case F_UNLCK: + gf_type = GF_LK_F_UNLCK; + break; + } + + req->fd = remote_fd; + req->cmd = gf_cmd; + req->type = gf_type; + gf_proto_flock_from_flock(&req->flock, flock); + + memcpy(req->gfid, fd->inode->gfid, 16); + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, (&req->xdata.xdata_val), + req->xdata.xdata_len, op_errno, out); + + return 0; +out: + return -op_errno; +} + +int +client_pre_lookup(xlator_t *this, gfs3_lookup_req *req, loc_t *loc, + dict_t *xdata) +{ + int op_errno = ESTALE; + + if (!(loc && loc->inode)) + goto out; + + if ((loc->parent) && (!gf_uuid_is_null(loc->parent->gfid))) + memcpy(req->pargfid, loc->parent->gfid, 16); + else + memcpy(req->pargfid, loc->pargfid, 16); + + if ((loc->inode) && (!gf_uuid_is_null(loc->inode->gfid))) + memcpy(req->gfid, loc->inode->gfid, 16); + else + memcpy(req->gfid, loc->gfid, 16); + + if (loc->name) + req->bname = (char *)loc->name; + else + req->bname = ""; + + if (xdata) { + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, (&req->xdata.xdata_val), + req->xdata.xdata_len, op_errno, out); + } + return 0; +out: + return -op_errno; +} + +int +client_pre_readdir(xlator_t *this, gfs3_readdir_req *req, fd_t *fd, size_t size, + off_t offset, dict_t *xdata) +{ + int64_t remote_fd = -1; + int op_errno = ESTALE; + + CLIENT_GET_REMOTE_FD(this, fd, DEFAULT_REMOTE_FD, remote_fd, op_errno, out); + + req->size = size; + req->offset = offset; + req->fd = remote_fd; + + memcpy(req->gfid, fd->inode->gfid, 16); + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, (&req->xdata.xdata_val), + req->xdata.xdata_len, op_errno, out); + + return 0; +out: + return -op_errno; +} + +int +client_pre_inodelk(xlator_t *this, gfs3_inodelk_req *req, loc_t *loc, int cmd, + struct gf_flock *flock, const char *volume, dict_t *xdata) +{ + int op_errno = ESTALE; + int32_t gf_cmd = 0; + int32_t gf_type = 0; + + if (!(loc && loc->inode)) + goto out; + + if (!gf_uuid_is_null(loc->gfid)) + memcpy(req->gfid, loc->gfid, 16); + else + memcpy(req->gfid, loc->inode->gfid, 16); + + GF_ASSERT_AND_GOTO_WITH_ERROR(this->name, + !gf_uuid_is_null(*((uuid_t *)req->gfid)), out, + op_errno, EINVAL); + if (cmd == F_GETLK || cmd == F_GETLK64) + gf_cmd = GF_LK_GETLK; + else if (cmd == F_SETLK || cmd == F_SETLK64) + gf_cmd = GF_LK_SETLK; + else if (cmd == F_SETLKW || cmd == F_SETLKW64) + gf_cmd = GF_LK_SETLKW; + else { + gf_smsg(this->name, GF_LOG_WARNING, EINVAL, PC_MSG_UNKNOWN_CMD, + "gf_cmd=%d", gf_cmd, NULL); + op_errno = EINVAL; + goto out; + } + + switch (flock->l_type) { + case F_RDLCK: + gf_type = GF_LK_F_RDLCK; + break; + case F_WRLCK: + gf_type = GF_LK_F_WRLCK; + break; + case F_UNLCK: + gf_type = GF_LK_F_UNLCK; + break; + } + + req->volume = (char *)volume; + req->cmd = gf_cmd; + req->type = gf_type; + gf_proto_flock_from_flock(&req->flock, flock); + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, (&req->xdata.xdata_val), + req->xdata.xdata_len, op_errno, out); + + return 0; +out: + return -op_errno; +} + +int +client_pre_finodelk(xlator_t *this, gfs3_finodelk_req *req, fd_t *fd, int cmd, + struct gf_flock *flock, const char *volume, dict_t *xdata) +{ + int op_errno = ESTALE; + int64_t remote_fd = -1; + int32_t gf_type = 0; + int32_t gf_cmd = 0; + + CLIENT_GET_REMOTE_FD(this, fd, FALLBACK_TO_ANON_FD, remote_fd, op_errno, + out); + + if (cmd == F_GETLK || cmd == F_GETLK64) + gf_cmd = GF_LK_GETLK; + else if (cmd == F_SETLK || cmd == F_SETLK64) + gf_cmd = GF_LK_SETLK; + else if (cmd == F_SETLKW || cmd == F_SETLKW64) + gf_cmd = GF_LK_SETLKW; + else { + gf_smsg(this->name, GF_LOG_WARNING, EINVAL, PC_MSG_UNKNOWN_CMD, + "gf_cmd=%d", gf_cmd, NULL); + goto out; + } + + switch (flock->l_type) { + case F_RDLCK: + gf_type = GF_LK_F_RDLCK; + break; + case F_WRLCK: + gf_type = GF_LK_F_WRLCK; + break; + case F_UNLCK: + gf_type = GF_LK_F_UNLCK; + break; + } + + req->volume = (char *)volume; + req->fd = remote_fd; + req->cmd = gf_cmd; + req->type = gf_type; + gf_proto_flock_from_flock(&req->flock, flock); + memcpy(req->gfid, fd->inode->gfid, 16); + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, (&req->xdata.xdata_val), + req->xdata.xdata_len, op_errno, out); + return 0; +out: + return -op_errno; +} + +int +client_pre_entrylk(xlator_t *this, gfs3_entrylk_req *req, loc_t *loc, + entrylk_cmd cmd_entrylk, entrylk_type type, + const char *volume, const char *basename, dict_t *xdata) +{ + int op_errno = ESTALE; + + if (!(loc && loc->inode)) + goto out; + + if (!gf_uuid_is_null(loc->gfid)) + memcpy(req->gfid, loc->gfid, 16); + else + memcpy(req->gfid, loc->inode->gfid, 16); + + GF_ASSERT_AND_GOTO_WITH_ERROR(this->name, + !gf_uuid_is_null(*((uuid_t *)req->gfid)), out, + op_errno, EINVAL); + req->cmd = cmd_entrylk; + req->type = type; + req->volume = (char *)volume; + req->name = ""; + if (basename) { + req->name = (char *)basename; + req->namelen = 1; + } + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, (&req->xdata.xdata_val), + req->xdata.xdata_len, op_errno, out); + + return 0; +out: + return -op_errno; +} + +int +client_pre_fentrylk(xlator_t *this, gfs3_fentrylk_req *req, fd_t *fd, + entrylk_cmd cmd_entrylk, entrylk_type type, + const char *volume, const char *basename, dict_t *xdata) +{ + int64_t remote_fd = -1; + int op_errno = ESTALE; + + CLIENT_GET_REMOTE_FD(this, fd, DEFAULT_REMOTE_FD, remote_fd, op_errno, out); + + req->fd = remote_fd; + req->cmd = cmd_entrylk; + req->type = type; + req->volume = (char *)volume; + req->name = ""; + if (basename) { + req->name = (char *)basename; + req->namelen = 1; + } + memcpy(req->gfid, fd->inode->gfid, 16); + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, (&req->xdata.xdata_val), + req->xdata.xdata_len, op_errno, out); + + return 0; +out: + return -op_errno; +} + +int +client_pre_xattrop(xlator_t *this, gfs3_xattrop_req *req, loc_t *loc, + dict_t *xattr, int32_t flags, dict_t *xdata) +{ + int op_errno = ESTALE; + + if (!(loc && loc->inode)) + goto out; + + if (!gf_uuid_is_null(loc->inode->gfid)) + memcpy(req->gfid, loc->inode->gfid, 16); + else + memcpy(req->gfid, loc->gfid, 16); + + GF_ASSERT_AND_GOTO_WITH_ERROR(this->name, + !gf_uuid_is_null(*((uuid_t *)req->gfid)), out, + op_errno, EINVAL); + if (xattr) { + GF_PROTOCOL_DICT_SERIALIZE(this, xattr, (&req->dict.dict_val), + req->dict.dict_len, op_errno, out); + } + + req->flags = flags; + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, (&req->xdata.xdata_val), + req->xdata.xdata_len, op_errno, out); + + return 0; +out: + return -op_errno; +} + +int +client_pre_fxattrop(xlator_t *this, gfs3_fxattrop_req *req, fd_t *fd, + dict_t *xattr, int32_t flags, dict_t *xdata) +{ + int op_errno = ESTALE; + int64_t remote_fd = -1; + + CLIENT_GET_REMOTE_FD(this, fd, FALLBACK_TO_ANON_FD, remote_fd, op_errno, + out); + + req->fd = remote_fd; + req->flags = flags; + memcpy(req->gfid, fd->inode->gfid, 16); + + if (xattr) { + GF_PROTOCOL_DICT_SERIALIZE(this, xattr, (&req->dict.dict_val), + req->dict.dict_len, op_errno, out); + } + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, (&req->xdata.xdata_val), + req->xdata.xdata_len, op_errno, out); + + return 0; +out: + return -op_errno; +} + +int +client_pre_fgetxattr(xlator_t *this, gfs3_fgetxattr_req *req, fd_t *fd, + const char *name, dict_t *xdata) +{ + int64_t remote_fd = -1; + int op_errno = ESTALE; + + CLIENT_GET_REMOTE_FD(this, fd, DEFAULT_REMOTE_FD, remote_fd, op_errno, out); + + req->namelen = 1; /* Use it as a flag */ + req->fd = remote_fd; + req->name = (char *)name; + if (!req->name) { + req->name = ""; + req->namelen = 0; + } + memcpy(req->gfid, fd->inode->gfid, 16); + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, (&req->xdata.xdata_val), + req->xdata.xdata_len, op_errno, out); + + return 0; +out: + return -op_errno; +} + +int +client_pre_fsetxattr(xlator_t *this, gfs3_fsetxattr_req *req, fd_t *fd, + int32_t flags, dict_t *xattr, dict_t *xdata) +{ + int64_t remote_fd = -1; + int op_errno = ESTALE; + + CLIENT_GET_REMOTE_FD(this, fd, DEFAULT_REMOTE_FD, remote_fd, op_errno, out); + + req->fd = remote_fd; + req->flags = flags; + memcpy(req->gfid, fd->inode->gfid, 16); + + if (xattr) { + GF_PROTOCOL_DICT_SERIALIZE(this, xattr, (&req->dict.dict_val), + req->dict.dict_len, op_errno, out); + } + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, (&req->xdata.xdata_val), + req->xdata.xdata_len, op_errno, out); + + return 0; +out: + return -op_errno; +} + +int +client_pre_rchecksum(xlator_t *this, gfs3_rchecksum_req *req, fd_t *fd, + int32_t len, off_t offset, dict_t *xdata) +{ + int64_t remote_fd = -1; + int op_errno = ESTALE; + + CLIENT_GET_REMOTE_FD(this, fd, DEFAULT_REMOTE_FD, remote_fd, op_errno, out); + + req->len = len; + req->offset = offset; + req->fd = remote_fd; + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, (&req->xdata.xdata_val), + req->xdata.xdata_len, op_errno, out); + + return 0; +out: + return -op_errno; +} + +int +client_pre_setattr(xlator_t *this, gfs3_setattr_req *req, loc_t *loc, + int32_t valid, struct iatt *stbuf, dict_t *xdata) +{ + int op_errno = ESTALE; + + if (!(loc && loc->inode)) + return -op_errno; + + if (!gf_uuid_is_null(loc->inode->gfid)) + memcpy(req->gfid, loc->inode->gfid, 16); + else + memcpy(req->gfid, loc->gfid, 16); + + GF_ASSERT_AND_GOTO_WITH_ERROR(this->name, + !gf_uuid_is_null(*((uuid_t *)req->gfid)), out, + op_errno, EINVAL); + + req->valid = valid; + gf_stat_from_iatt(&req->stbuf, stbuf); + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, (&req->xdata.xdata_val), + req->xdata.xdata_len, op_errno, out); + + return 0; +out: + return -op_errno; +} + +int +client_pre_fsetattr(xlator_t *this, gfs3_fsetattr_req *req, fd_t *fd, + int32_t valid, struct iatt *stbuf, dict_t *xdata) +{ + int op_errno = ESTALE; + int64_t remote_fd = -1; + + CLIENT_GET_REMOTE_FD(this, fd, DEFAULT_REMOTE_FD, remote_fd, op_errno, out); + + req->fd = remote_fd; + req->valid = valid; + gf_stat_from_iatt(&req->stbuf, stbuf); + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, (&req->xdata.xdata_val), + req->xdata.xdata_len, op_errno, out); + return 0; +out: + return -op_errno; +} + +int +client_pre_readdirp(xlator_t *this, gfs3_readdirp_req *req, fd_t *fd, + size_t size, off_t offset, dict_t *xdata) +{ + int op_errno = ESTALE; + int64_t remote_fd = -1; + + CLIENT_GET_REMOTE_FD(this, fd, DEFAULT_REMOTE_FD, remote_fd, op_errno, out); + + req->size = size; + req->offset = offset; + req->fd = remote_fd; + memcpy(req->gfid, fd->inode->gfid, 16); + + /* dict itself is 'xdata' here */ + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, (&req->dict.dict_val), + req->dict.dict_len, op_errno, out); + + return 0; +out: + return -op_errno; +} + +int +client_pre_fremovexattr(xlator_t *this, gfs3_fremovexattr_req *req, fd_t *fd, + const char *name, dict_t *xdata) +{ + int64_t remote_fd = -1; + int op_errno = ESTALE; + + if (!(fd && fd->inode)) + goto out; + + CLIENT_GET_REMOTE_FD(this, fd, DEFAULT_REMOTE_FD, remote_fd, op_errno, out); + + memcpy(req->gfid, fd->inode->gfid, 16); + req->name = (char *)name; + req->fd = remote_fd; + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, (&req->xdata.xdata_val), + req->xdata.xdata_len, op_errno, out); + + return 0; +out: + return -op_errno; +} + +int +client_pre_fallocate(xlator_t *this, gfs3_fallocate_req *req, fd_t *fd, + int32_t flags, off_t offset, size_t size, dict_t *xdata) +{ + int op_errno = ESTALE; + int64_t remote_fd = -1; + + CLIENT_GET_REMOTE_FD(this, fd, DEFAULT_REMOTE_FD, remote_fd, op_errno, out); + + req->fd = remote_fd; + req->flags = flags; + req->offset = offset; + req->size = size; + memcpy(req->gfid, fd->inode->gfid, 16); + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, (&req->xdata.xdata_val), + req->xdata.xdata_len, op_errno, out); + return 0; +out: + return -op_errno; +} + +int +client_pre_discard(xlator_t *this, gfs3_discard_req *req, fd_t *fd, + off_t offset, size_t size, dict_t *xdata) +{ + int op_errno = ESTALE; + int64_t remote_fd = -1; + + CLIENT_GET_REMOTE_FD(this, fd, DEFAULT_REMOTE_FD, remote_fd, op_errno, out); + + req->fd = remote_fd; + req->offset = offset; + req->size = size; + memcpy(req->gfid, fd->inode->gfid, 16); + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, (&req->xdata.xdata_val), + req->xdata.xdata_len, op_errno, out); + return 0; +out: + return -op_errno; +} + +int +client_pre_zerofill(xlator_t *this, gfs3_zerofill_req *req, fd_t *fd, + off_t offset, size_t size, dict_t *xdata) +{ + int op_errno = ESTALE; + int64_t remote_fd = -1; + + CLIENT_GET_REMOTE_FD(this, fd, DEFAULT_REMOTE_FD, remote_fd, op_errno, out); + + req->fd = remote_fd; + req->offset = offset; + req->size = size; + memcpy(req->gfid, fd->inode->gfid, 16); + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, (&req->xdata.xdata_val), + req->xdata.xdata_len, op_errno, out); + return 0; +out: + return -op_errno; +} + +int +client_pre_ipc(xlator_t *this, gfs3_ipc_req *req, int32_t cmd, dict_t *xdata) +{ + int op_errno = ESTALE; + + req->op = cmd; + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, (&req->xdata.xdata_val), + req->xdata.xdata_len, op_errno, out); + return 0; +out: + return -op_errno; +} + +int +client_pre_seek(xlator_t *this, gfs3_seek_req *req, fd_t *fd, off_t offset, + gf_seek_what_t what, dict_t *xdata) +{ + int64_t remote_fd = -1; + int op_errno = ESTALE; + + CLIENT_GET_REMOTE_FD(this, fd, DEFAULT_REMOTE_FD, remote_fd, op_errno, out); + + memcpy(req->gfid, fd->inode->gfid, 16); + req->fd = remote_fd; + req->offset = offset; + req->what = what; + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, (&req->xdata.xdata_val), + req->xdata.xdata_len, op_errno, out); + + return 0; +out: + return -op_errno; +} + +int +client_pre_lease(xlator_t *this, gfs3_lease_req *req, loc_t *loc, + struct gf_lease *lease, dict_t *xdata) +{ + int op_errno = 0; + + if (!(loc && loc->inode)) + goto out; + + if (!gf_uuid_is_null(loc->inode->gfid)) + memcpy(req->gfid, loc->inode->gfid, 16); + else + memcpy(req->gfid, loc->gfid, 16); + + GF_ASSERT_AND_GOTO_WITH_ERROR(this->name, + !gf_uuid_is_null(*((uuid_t *)req->gfid)), out, + op_errno, EINVAL); + + gf_proto_lease_from_lease(&req->lease, lease); + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, (&req->xdata.xdata_val), + req->xdata.xdata_len, op_errno, out); +out: + return -op_errno; +} + +/* processing done after fop responses are obtained */ +int +client_post_stat(xlator_t *this, gfs3_stat_rsp *rsp, struct iatt *iatt, + dict_t **xdata) +{ + int ret = 0; + + if (-1 != rsp->op_ret) { + gf_stat_to_iatt(&rsp->stat, iatt); + } + + GF_PROTOCOL_DICT_UNSERIALIZE(this, *xdata, (rsp->xdata.xdata_val), + (rsp->xdata.xdata_len), ret, rsp->op_errno, + out); + +out: + return ret; +} + +int +client_post_readlink(xlator_t *this, gfs3_readlink_rsp *rsp, struct iatt *iatt, + dict_t **xdata) +{ + int ret = 0; + + if (-1 != rsp->op_ret) { + gf_stat_to_iatt(&rsp->buf, iatt); + } + + GF_PROTOCOL_DICT_UNSERIALIZE(this, *xdata, (rsp->xdata.xdata_val), + (rsp->xdata.xdata_len), ret, rsp->op_errno, + out); + +out: + + return ret; +} + +int +client_post_mknod(xlator_t *this, gfs3_mknod_rsp *rsp, struct iatt *stbuf, + struct iatt *preparent, struct iatt *postparent, + dict_t **xdata) +{ + int ret = 0; + + if (-1 != rsp->op_ret) { + gf_stat_to_iatt(&rsp->stat, stbuf); + gf_stat_to_iatt(&rsp->preparent, preparent); + gf_stat_to_iatt(&rsp->postparent, postparent); + } + GF_PROTOCOL_DICT_UNSERIALIZE(this, *xdata, (rsp->xdata.xdata_val), + (rsp->xdata.xdata_len), ret, rsp->op_errno, + out); + +out: + return ret; +} + +int +client_post_mkdir(xlator_t *this, gfs3_mkdir_rsp *rsp, struct iatt *stbuf, + struct iatt *preparent, struct iatt *postparent, + dict_t **xdata) +{ + int ret = 0; + + if (-1 != rsp->op_ret) { + gf_stat_to_iatt(&rsp->stat, stbuf); + gf_stat_to_iatt(&rsp->preparent, preparent); + gf_stat_to_iatt(&rsp->postparent, postparent); + } + + GF_PROTOCOL_DICT_UNSERIALIZE(this, *xdata, (rsp->xdata.xdata_val), + (rsp->xdata.xdata_len), ret, rsp->op_errno, + out); + +out: + return ret; +} + +int +client_post_unlink(xlator_t *this, gfs3_unlink_rsp *rsp, struct iatt *preparent, + struct iatt *postparent, dict_t **xdata) +{ + int ret = 0; + + if (-1 != rsp->op_ret) { + gf_stat_to_iatt(&rsp->preparent, preparent); + gf_stat_to_iatt(&rsp->postparent, postparent); + } + + GF_PROTOCOL_DICT_UNSERIALIZE(this, *xdata, (rsp->xdata.xdata_val), + (rsp->xdata.xdata_len), ret, rsp->op_errno, + out); + + ret = gf_replace_new_iatt_in_dict(*xdata); +out: + return ret; +} + +int +client_post_rmdir(xlator_t *this, gfs3_rmdir_rsp *rsp, struct iatt *preparent, + struct iatt *postparent, dict_t **xdata) +{ + int ret = 0; + + if (-1 != rsp->op_ret) { + gf_stat_to_iatt(&rsp->preparent, preparent); + gf_stat_to_iatt(&rsp->postparent, postparent); + } + GF_PROTOCOL_DICT_UNSERIALIZE(this, *xdata, (rsp->xdata.xdata_val), + (rsp->xdata.xdata_len), ret, rsp->op_errno, + out); + +out: + return ret; +} + +int +client_post_symlink(xlator_t *this, gfs3_symlink_rsp *rsp, struct iatt *stbuf, + struct iatt *preparent, struct iatt *postparent, + dict_t **xdata) +{ + int ret = 0; + + if (-1 != rsp->op_ret) { + gf_stat_to_iatt(&rsp->stat, stbuf); + gf_stat_to_iatt(&rsp->preparent, preparent); + gf_stat_to_iatt(&rsp->postparent, postparent); + } + GF_PROTOCOL_DICT_UNSERIALIZE(this, *xdata, (rsp->xdata.xdata_val), + (rsp->xdata.xdata_len), ret, rsp->op_errno, + out); +out: + return ret; +} + +int +client_post_rename(xlator_t *this, gfs3_rename_rsp *rsp, struct iatt *stbuf, + struct iatt *preoldparent, struct iatt *postoldparent, + struct iatt *prenewparent, struct iatt *postnewparent, + dict_t **xdata) +{ + int ret = 0; + + if (-1 != rsp->op_ret) { + gf_stat_to_iatt(&rsp->stat, stbuf); + + gf_stat_to_iatt(&rsp->preoldparent, preoldparent); + gf_stat_to_iatt(&rsp->postoldparent, postoldparent); + + gf_stat_to_iatt(&rsp->prenewparent, prenewparent); + gf_stat_to_iatt(&rsp->postnewparent, postnewparent); + } + + GF_PROTOCOL_DICT_UNSERIALIZE(this, *xdata, (rsp->xdata.xdata_val), + (rsp->xdata.xdata_len), ret, rsp->op_errno, + out); +out: + return ret; +} + +int +client_post_link(xlator_t *this, gfs3_link_rsp *rsp, struct iatt *stbuf, + struct iatt *preparent, struct iatt *postparent, + dict_t **xdata) +{ + int ret = 0; + + if (-1 != rsp->op_ret) { + gf_stat_to_iatt(&rsp->stat, stbuf); + gf_stat_to_iatt(&rsp->preparent, preparent); + gf_stat_to_iatt(&rsp->postparent, postparent); + } + GF_PROTOCOL_DICT_UNSERIALIZE(this, *xdata, (rsp->xdata.xdata_val), + (rsp->xdata.xdata_len), ret, rsp->op_errno, + out); +out: + return ret; +} + +int +client_post_truncate(xlator_t *this, gfs3_truncate_rsp *rsp, + struct iatt *prestat, struct iatt *poststat, + dict_t **xdata) +{ + int ret = 0; + + if (-1 != rsp->op_ret) { + gf_stat_to_iatt(&rsp->prestat, prestat); + gf_stat_to_iatt(&rsp->poststat, poststat); + } + GF_PROTOCOL_DICT_UNSERIALIZE(this, *xdata, (rsp->xdata.xdata_val), + (rsp->xdata.xdata_len), ret, rsp->op_errno, + out); +out: + return ret; +} + +int +client_post_open(xlator_t *this, gfs3_open_rsp *rsp, dict_t **xdata) +{ + int ret = 0; + + GF_PROTOCOL_DICT_UNSERIALIZE(this, *xdata, (rsp->xdata.xdata_val), + (rsp->xdata.xdata_len), ret, rsp->op_errno, + out); +out: + return ret; +} + +int +client_post_readv(xlator_t *this, gfs3_read_rsp *rsp, struct iobref **iobref, + struct iobref *rsp_iobref, struct iatt *stat, + struct iovec *vector, struct iovec *rsp_vector, int *rspcount, + dict_t **xdata) +{ + int ret = 0; + + if (rsp->op_ret != -1) { + *iobref = rsp_iobref; + gf_stat_to_iatt(&rsp->stat, stat); + + vector[0].iov_len = rsp->op_ret; + if (rsp->op_ret > 0) + vector[0].iov_base = rsp_vector->iov_base; + *rspcount = 1; + } + GF_PROTOCOL_DICT_UNSERIALIZE(this, *xdata, (rsp->xdata.xdata_val), + (rsp->xdata.xdata_len), ret, rsp->op_errno, + out); + +#ifdef GF_TESTING_IO_XDATA + dict_dump_to_log(xdata); +#endif +out: + return ret; +} + +int +client_post_writev(xlator_t *this, gfs3_write_rsp *rsp, struct iatt *prestat, + struct iatt *poststat, dict_t **xdata) +{ + int ret = 0; + + if (-1 != rsp->op_ret) { + gf_stat_to_iatt(&rsp->prestat, prestat); + gf_stat_to_iatt(&rsp->poststat, poststat); + } + + GF_PROTOCOL_DICT_UNSERIALIZE(this, *xdata, (rsp->xdata.xdata_val), + (rsp->xdata.xdata_len), ret, rsp->op_errno, + out); + +out: + return ret; +} + +int +client_post_statfs(xlator_t *this, gfs3_statfs_rsp *rsp, struct statvfs *statfs, + dict_t **xdata) +{ + int ret = 0; + + if (-1 != rsp->op_ret) { + gf_statfs_to_statfs(&rsp->statfs, statfs); + } + GF_PROTOCOL_DICT_UNSERIALIZE(this, *xdata, (rsp->xdata.xdata_val), + (rsp->xdata.xdata_len), ret, rsp->op_errno, + out); +out: + return ret; +} + +int +client_post_flush(xlator_t *this, gf_common_rsp *rsp, dict_t **xdata) +{ + int ret = 0; + + GF_PROTOCOL_DICT_UNSERIALIZE(this, *xdata, (rsp->xdata.xdata_val), + (rsp->xdata.xdata_len), ret, rsp->op_errno, + out); + +out: + return ret; +} + +int +client_post_fsync(xlator_t *this, gfs3_fsync_rsp *rsp, struct iatt *prestat, + struct iatt *poststat, dict_t **xdata) +{ + int ret = 0; + + if (-1 != rsp->op_ret) { + gf_stat_to_iatt(&rsp->prestat, prestat); + gf_stat_to_iatt(&rsp->poststat, poststat); + } + GF_PROTOCOL_DICT_UNSERIALIZE(this, *xdata, (rsp->xdata.xdata_val), + (rsp->xdata.xdata_len), ret, rsp->op_errno, + out); +out: + return ret; +} + +int +client_post_setxattr(xlator_t *this, gf_common_rsp *rsp, dict_t **xdata) +{ + int ret = 0; + + GF_PROTOCOL_DICT_UNSERIALIZE(this, *xdata, (rsp->xdata.xdata_val), + (rsp->xdata.xdata_len), ret, rsp->op_errno, + out); + + ret = gf_replace_new_iatt_in_dict(*xdata); +out: + return ret; +} + +int +client_post_getxattr(xlator_t *this, gfs3_getxattr_rsp *rsp, dict_t **dict, + dict_t **xdata) +{ + int op_errno = 0; + int ret = 0; + + if (-1 != rsp->op_ret) { + GF_PROTOCOL_DICT_UNSERIALIZE(this, *dict, (rsp->dict.dict_val), + (rsp->dict.dict_len), rsp->op_ret, + op_errno, out); + } + GF_PROTOCOL_DICT_UNSERIALIZE(this, *xdata, (rsp->xdata.xdata_val), + (rsp->xdata.xdata_len), ret, op_errno, out); + +out: + return -op_errno; +} + +int +client_post_removexattr(xlator_t *this, gf_common_rsp *rsp, dict_t **xdata) +{ + int ret = 0; + + GF_PROTOCOL_DICT_UNSERIALIZE(this, *xdata, (rsp->xdata.xdata_val), + (rsp->xdata.xdata_len), ret, rsp->op_errno, + out); + + ret = gf_replace_new_iatt_in_dict(*xdata); +out: + return ret; +} + +int +client_post_opendir(xlator_t *this, gfs3_opendir_rsp *rsp, dict_t **xdata) +{ + int ret = 0; + + GF_PROTOCOL_DICT_UNSERIALIZE(this, *xdata, (rsp->xdata.xdata_val), + (rsp->xdata.xdata_len), ret, rsp->op_errno, + out); +out: + return ret; +} + +int +client_post_fsyncdir(xlator_t *this, gf_common_rsp *rsp, dict_t **xdata) +{ + int ret = 0; + + GF_PROTOCOL_DICT_UNSERIALIZE(this, *xdata, (rsp->xdata.xdata_val), + (rsp->xdata.xdata_len), ret, rsp->op_errno, + out); +out: + return ret; +} + +int +client_post_access(xlator_t *this, gf_common_rsp *rsp, dict_t **xdata) +{ + int ret = 0; + + GF_PROTOCOL_DICT_UNSERIALIZE(this, *xdata, (rsp->xdata.xdata_val), + (rsp->xdata.xdata_len), ret, rsp->op_errno, + out); +out: + return ret; +} + +int +client_post_create(xlator_t *this, gfs3_create_rsp *rsp, struct iatt *stbuf, + struct iatt *preparent, struct iatt *postparent, + clnt_local_t *local, dict_t **xdata) +{ + int ret = 0; + + if (-1 != rsp->op_ret) { + gf_stat_to_iatt(&rsp->stat, stbuf); + + gf_stat_to_iatt(&rsp->preparent, preparent); + gf_stat_to_iatt(&rsp->postparent, postparent); + gf_uuid_copy(local->loc.gfid, stbuf->ia_gfid); + } + GF_PROTOCOL_DICT_UNSERIALIZE(this, *xdata, (rsp->xdata.xdata_val), + (rsp->xdata.xdata_len), ret, rsp->op_errno, + out); +out: + return ret; +} + +int +client_post_ftruncate(xlator_t *this, gfs3_ftruncate_rsp *rsp, + struct iatt *prestat, struct iatt *poststat, + dict_t **xdata) +{ + int ret = 0; + + if (-1 != rsp->op_ret) { + gf_stat_to_iatt(&rsp->prestat, prestat); + gf_stat_to_iatt(&rsp->poststat, poststat); + } + GF_PROTOCOL_DICT_UNSERIALIZE(this, *xdata, (rsp->xdata.xdata_val), + (rsp->xdata.xdata_len), ret, rsp->op_errno, + out); +out: + return ret; +} + +int +client_post_fstat(xlator_t *this, gfs3_fstat_rsp *rsp, struct iatt *stat, + dict_t **xdata) +{ + int ret = 0; + + if (-1 != rsp->op_ret) { + gf_stat_to_iatt(&rsp->stat, stat); + } + GF_PROTOCOL_DICT_UNSERIALIZE(this, *xdata, (rsp->xdata.xdata_val), + (rsp->xdata.xdata_len), ret, rsp->op_errno, + out); +out: + return -ret; +} + +int +client_post_lk(xlator_t *this, gfs3_lk_rsp *rsp, struct gf_flock *lock, + dict_t **xdata) +{ + int ret = 0; + + if (rsp->op_ret >= 0) { + gf_proto_flock_to_flock(&rsp->flock, lock); + } + GF_PROTOCOL_DICT_UNSERIALIZE(this, *xdata, (rsp->xdata.xdata_val), + (rsp->xdata.xdata_len), ret, rsp->op_errno, + out); +out: + return ret; +} + +int +client_post_lookup(xlator_t *this, gfs3_lookup_rsp *rsp, struct iatt *stbuf, + struct iatt *postparent, dict_t **xdata) +{ + int ret = 0; + + if (-1 != rsp->op_ret) { + gf_stat_to_iatt(&rsp->postparent, postparent); + gf_stat_to_iatt(&rsp->stat, stbuf); + } + + GF_PROTOCOL_DICT_UNSERIALIZE(this, *xdata, (rsp->xdata.xdata_val), + (rsp->xdata.xdata_len), ret, rsp->op_errno, + out); +out: + return ret; +} + +int +client_post_readdir(xlator_t *this, gfs3_readdir_rsp *rsp, gf_dirent_t *entries, + dict_t **xdata) +{ + int ret = 0; + + if (rsp->op_ret > 0) { + unserialize_rsp_dirent(this, rsp, entries); + } + GF_PROTOCOL_DICT_UNSERIALIZE(this, *xdata, (rsp->xdata.xdata_val), + (rsp->xdata.xdata_len), ret, rsp->op_errno, + out); + +out: + return ret; +} + +int +client_post_inodelk(xlator_t *this, gf_common_rsp *rsp, dict_t **xdata) +{ + int ret = 0; + + GF_PROTOCOL_DICT_UNSERIALIZE(this, *xdata, (rsp->xdata.xdata_val), + (rsp->xdata.xdata_len), ret, rsp->op_errno, + out); + +out: + return ret; +} + +int +client_post_finodelk(xlator_t *this, gf_common_rsp *rsp, dict_t **xdata) +{ + int ret = 0; + + GF_PROTOCOL_DICT_UNSERIALIZE(this, *xdata, (rsp->xdata.xdata_val), + (rsp->xdata.xdata_len), ret, rsp->op_errno, + out); + +out: + return ret; +} + +int +client_post_entrylk(xlator_t *this, gf_common_rsp *rsp, dict_t **xdata) +{ + int ret = 0; + + GF_PROTOCOL_DICT_UNSERIALIZE(this, *xdata, (rsp->xdata.xdata_val), + (rsp->xdata.xdata_len), ret, rsp->op_errno, + out); + +out: + return ret; +} + +int +client_post_fentrylk(xlator_t *this, gf_common_rsp *rsp, dict_t **xdata) +{ + int ret = 0; + + GF_PROTOCOL_DICT_UNSERIALIZE(this, *xdata, (rsp->xdata.xdata_val), + (rsp->xdata.xdata_len), ret, rsp->op_errno, + out); + +out: + return ret; +} + +int +client_post_xattrop(xlator_t *this, gfs3_xattrop_rsp *rsp, dict_t **dict, + dict_t **xdata) +{ + int op_errno = 0; + int ret = 0; + + if (-1 != rsp->op_ret) { + GF_PROTOCOL_DICT_UNSERIALIZE(this, *dict, (rsp->dict.dict_val), + (rsp->dict.dict_len), rsp->op_ret, + op_errno, out); + } + GF_PROTOCOL_DICT_UNSERIALIZE(this, *xdata, (rsp->xdata.xdata_val), + (rsp->xdata.xdata_len), ret, op_errno, out); + +out: + return -op_errno; +} + +int +client_post_fxattrop(xlator_t *this, gfs3_fxattrop_rsp *rsp, dict_t **dict, + dict_t **xdata) +{ + int op_errno = 0; + int ret = 0; + + if (-1 != rsp->op_ret) { + GF_PROTOCOL_DICT_UNSERIALIZE(this, *dict, (rsp->dict.dict_val), + (rsp->dict.dict_len), rsp->op_ret, + op_errno, out); + } + GF_PROTOCOL_DICT_UNSERIALIZE(this, *xdata, (rsp->xdata.xdata_val), + (rsp->xdata.xdata_len), ret, op_errno, out); + +out: + return -op_errno; +} + +int +client_post_fgetxattr(xlator_t *this, gfs3_fgetxattr_rsp *rsp, dict_t **dict, + dict_t **xdata) +{ + int op_errno = 0; + int ret = 0; + + if (-1 != rsp->op_ret) { + GF_PROTOCOL_DICT_UNSERIALIZE(this, *dict, (rsp->dict.dict_val), + (rsp->dict.dict_len), rsp->op_ret, + op_errno, out); + } + GF_PROTOCOL_DICT_UNSERIALIZE(this, *xdata, (rsp->xdata.xdata_val), + (rsp->xdata.xdata_len), ret, op_errno, out); + +out: + return -op_errno; +} + +int +client_post_fsetxattr(xlator_t *this, gf_common_rsp *rsp, dict_t **xdata) +{ + int ret = 0; + + GF_PROTOCOL_DICT_UNSERIALIZE(this, *xdata, (rsp->xdata.xdata_val), + (rsp->xdata.xdata_len), ret, rsp->op_errno, + out); + + ret = gf_replace_new_iatt_in_dict(*xdata); +out: + return ret; +} + +int +client_post_rchecksum(xlator_t *this, gfs3_rchecksum_rsp *rsp, dict_t **xdata) +{ + int ret = 0; + + GF_PROTOCOL_DICT_UNSERIALIZE(this, *xdata, (rsp->xdata.xdata_val), + (rsp->xdata.xdata_len), ret, rsp->op_errno, + out); +out: + return ret; +} + +int +client_post_setattr(xlator_t *this, gfs3_setattr_rsp *rsp, struct iatt *prestat, + struct iatt *poststat, dict_t **xdata) +{ + int ret = 0; + + if (-1 != rsp->op_ret) { + gf_stat_to_iatt(&rsp->statpre, prestat); + gf_stat_to_iatt(&rsp->statpost, poststat); + } + GF_PROTOCOL_DICT_UNSERIALIZE(this, *xdata, (rsp->xdata.xdata_val), + (rsp->xdata.xdata_len), ret, rsp->op_errno, + out); +out: + return ret; +} + +int +client_post_fsetattr(xlator_t *this, gfs3_fsetattr_rsp *rsp, + struct iatt *prestat, struct iatt *poststat, + dict_t **xdata) +{ + int ret = 0; + + if (-1 != rsp->op_ret) { + gf_stat_to_iatt(&rsp->statpre, prestat); + gf_stat_to_iatt(&rsp->statpost, poststat); + } + GF_PROTOCOL_DICT_UNSERIALIZE(this, *xdata, (rsp->xdata.xdata_val), + (rsp->xdata.xdata_len), ret, rsp->op_errno, + out); +out: + return ret; +} + +int +client_post_readdirp(xlator_t *this, gfs3_readdirp_rsp *rsp, fd_t *fd, + gf_dirent_t *entries, dict_t **xdata) +{ + int ret = 0; + + if (rsp->op_ret > 0) { + unserialize_rsp_direntp(this, fd, rsp, entries); + } + + GF_PROTOCOL_DICT_UNSERIALIZE(this, *xdata, (rsp->xdata.xdata_val), + (rsp->xdata.xdata_len), ret, rsp->op_errno, + out); +out: + return ret; +} + +int +client_post_fremovexattr(xlator_t *this, gf_common_rsp *rsp, dict_t **xdata) +{ + int ret = 0; + + GF_PROTOCOL_DICT_UNSERIALIZE(this, *xdata, (rsp->xdata.xdata_val), + (rsp->xdata.xdata_len), ret, rsp->op_errno, + out); + + ret = gf_replace_new_iatt_in_dict(*xdata); +out: + return ret; +} + +int +client_post_fallocate(xlator_t *this, gfs3_fallocate_rsp *rsp, + struct iatt *prestat, struct iatt *poststat, + dict_t **xdata) +{ + int ret = 0; + + if (-1 != rsp->op_ret) { + gf_stat_to_iatt(&rsp->statpre, prestat); + gf_stat_to_iatt(&rsp->statpost, poststat); + } + GF_PROTOCOL_DICT_UNSERIALIZE(this, *xdata, (rsp->xdata.xdata_val), + (rsp->xdata.xdata_len), ret, rsp->op_errno, + out); +out: + return ret; +} + +int +client_post_discard(xlator_t *this, gfs3_discard_rsp *rsp, struct iatt *prestat, + struct iatt *poststat, dict_t **xdata) +{ + int ret = 0; + + if (-1 != rsp->op_ret) { + gf_stat_to_iatt(&rsp->statpre, prestat); + gf_stat_to_iatt(&rsp->statpost, poststat); + } + GF_PROTOCOL_DICT_UNSERIALIZE(this, *xdata, (rsp->xdata.xdata_val), + (rsp->xdata.xdata_len), ret, rsp->op_errno, + out); +out: + return ret; +} + +int +client_post_zerofill(xlator_t *this, gfs3_zerofill_rsp *rsp, + struct iatt *prestat, struct iatt *poststat, + dict_t **xdata) +{ + int ret = 0; + + if (-1 != rsp->op_ret) { + gf_stat_to_iatt(&rsp->statpre, prestat); + gf_stat_to_iatt(&rsp->statpost, poststat); + } + GF_PROTOCOL_DICT_UNSERIALIZE(this, *xdata, (rsp->xdata.xdata_val), + (rsp->xdata.xdata_len), ret, rsp->op_errno, + out); +out: + return ret; +} + +int +client_post_ipc(xlator_t *this, gfs3_ipc_rsp *rsp, dict_t **xdata) +{ + int ret = 0; + + GF_PROTOCOL_DICT_UNSERIALIZE(this, *xdata, (rsp->xdata.xdata_val), + (rsp->xdata.xdata_len), ret, rsp->op_errno, + out); +out: + return ret; +} + +int +client_post_seek(xlator_t *this, gfs3_seek_rsp *rsp, dict_t **xdata) +{ + int ret = 0; + + GF_PROTOCOL_DICT_UNSERIALIZE(this, *xdata, (rsp->xdata.xdata_val), + (rsp->xdata.xdata_len), ret, rsp->op_errno, + out); +out: + return ret; +} + +int +client_post_lease(xlator_t *this, gfs3_lease_rsp *rsp, struct gf_lease *lease, + dict_t **xdata) +{ + int ret = 0; + + if (rsp->op_ret >= 0) { + gf_proto_lease_to_lease(&rsp->lease, lease); + } + + GF_PROTOCOL_DICT_UNSERIALIZE(this, *xdata, (rsp->xdata.xdata_val), + (rsp->xdata.xdata_len), ret, rsp->op_errno, + out); +out: + return ret; +} + +/* New PRE and POST functions */ + +int +client_post_common_iatt(xlator_t *this, gfx_common_iatt_rsp *rsp, + struct iatt *iatt, dict_t **xdata) +{ + if (-1 != rsp->op_ret) { + gfx_stat_to_iattx(&rsp->stat, iatt); + } + + return xdr_to_dict(&rsp->xdata, xdata); +} + +int +client_post_common_2iatt(xlator_t *this, gfx_common_2iatt_rsp *rsp, + struct iatt *iatt, struct iatt *iatt2, dict_t **xdata) +{ + if (-1 != rsp->op_ret) { + gfx_stat_to_iattx(&rsp->prestat, iatt); + gfx_stat_to_iattx(&rsp->poststat, iatt2); + } + + return xdr_to_dict(&rsp->xdata, xdata); +} + +int +client_post_common_3iatt(xlator_t *this, gfx_common_3iatt_rsp *rsp, + struct iatt *iatt, struct iatt *iatt2, + struct iatt *iatt3, dict_t **xdata) +{ + if (-1 != rsp->op_ret) { + gfx_stat_to_iattx(&rsp->stat, iatt); + gfx_stat_to_iattx(&rsp->preparent, iatt2); + gfx_stat_to_iattx(&rsp->postparent, iatt3); + } + + return xdr_to_dict(&rsp->xdata, xdata); +} + +int +client_post_common_dict(xlator_t *this, gfx_common_dict_rsp *rsp, dict_t **dict, + dict_t **xdata) +{ + int ret = 0; + ret = xdr_to_dict(&rsp->dict, dict); + if (ret) + gf_msg_debug(this->name, EINVAL, + "while decoding found empty dictionary"); + xdr_to_dict(&rsp->xdata, xdata); + + return ret; +} + +int +client_post_readv_v2(xlator_t *this, gfx_read_rsp *rsp, struct iobref **iobref, + struct iobref *rsp_iobref, struct iatt *stat, + struct iovec *vector, struct iovec *rsp_vector, + int *rspcount, dict_t **xdata) +{ + int ret = -1; + + if (rsp->op_ret != -1) { + *iobref = rsp_iobref; + gfx_stat_to_iattx(&rsp->stat, stat); + + vector[0].iov_len = rsp->op_ret; + if (rsp->op_ret > 0) + vector[0].iov_base = rsp_vector->iov_base; + *rspcount = 1; + } + + ret = xdr_to_dict(&rsp->xdata, xdata); + +#ifdef GF_TESTING_IO_XDATA + dict_dump_to_log(xdata); +#endif + return ret; +} + +int +client_pre_stat_v2(xlator_t *this, gfx_stat_req *req, loc_t *loc, dict_t *xdata) +{ + int op_errno = ESTALE; + + if (!(loc && loc->inode)) + goto out; + + if (!gf_uuid_is_null(loc->inode->gfid)) + memcpy(req->gfid, loc->inode->gfid, 16); + else + memcpy(req->gfid, loc->gfid, 16); + + GF_ASSERT_AND_GOTO_WITH_ERROR(this->name, + !gf_uuid_is_null(*((uuid_t *)req->gfid)), out, + op_errno, EINVAL); + + dict_to_xdr(xdata, &req->xdata); + + return 0; +out: + return -op_errno; +} + +int +client_pre_readlink_v2(xlator_t *this, gfx_readlink_req *req, loc_t *loc, + size_t size, dict_t *xdata) +{ + int op_errno = ESTALE; + + if (!(loc && loc->inode)) + goto out; + + if (!gf_uuid_is_null(loc->inode->gfid)) + memcpy(req->gfid, loc->inode->gfid, 16); + else + memcpy(req->gfid, loc->gfid, 16); + + GF_ASSERT_AND_GOTO_WITH_ERROR(this->name, + !gf_uuid_is_null(*((uuid_t *)req->gfid)), out, + op_errno, EINVAL); + req->size = size; + dict_to_xdr(xdata, &req->xdata); + return 0; +out: + return -op_errno; +} + +int +client_pre_mknod_v2(xlator_t *this, gfx_mknod_req *req, loc_t *loc, mode_t mode, + dev_t rdev, mode_t umask, dict_t *xdata) +{ + int op_errno = ESTALE; + + if (!(loc && loc->parent)) + goto out; + + if (!gf_uuid_is_null(loc->parent->gfid)) + memcpy(req->pargfid, loc->parent->gfid, 16); + else + memcpy(req->pargfid, loc->pargfid, 16); + + GF_ASSERT_AND_GOTO_WITH_ERROR(this->name, + !gf_uuid_is_null(*((uuid_t *)req->pargfid)), + out, op_errno, EINVAL); + req->bname = (char *)loc->name; + req->mode = mode; + req->dev = rdev; + req->umask = umask; + + dict_to_xdr(xdata, &req->xdata); + + return 0; +out: + return -op_errno; +} + +int +client_pre_mkdir_v2(xlator_t *this, gfx_mkdir_req *req, loc_t *loc, mode_t mode, + mode_t umask, dict_t *xdata) +{ + int op_errno = ESTALE; + + if (!(loc && loc->parent)) + goto out; + + if (!gf_uuid_is_null(loc->parent->gfid)) + memcpy(req->pargfid, loc->parent->gfid, 16); + else + memcpy(req->pargfid, loc->pargfid, 16); + + GF_ASSERT_AND_GOTO_WITH_ERROR(this->name, + !gf_uuid_is_null(*((uuid_t *)req->pargfid)), + out, op_errno, EINVAL); + + req->bname = (char *)loc->name; + req->mode = mode; + req->umask = umask; + + dict_to_xdr(xdata, &req->xdata); + + return 0; +out: + return -op_errno; +} + +int +client_pre_unlink_v2(xlator_t *this, gfx_unlink_req *req, loc_t *loc, + int32_t flags, dict_t *xdata) +{ + int op_errno = 0; + + if (!(loc && loc->parent)) + goto out; + + if (!gf_uuid_is_null(loc->parent->gfid)) + memcpy(req->pargfid, loc->parent->gfid, 16); + else + memcpy(req->pargfid, loc->pargfid, 16); + + GF_ASSERT_AND_GOTO_WITH_ERROR(this->name, + !gf_uuid_is_null(*((uuid_t *)req->pargfid)), + out, op_errno, EINVAL); + req->bname = (char *)loc->name; + req->xflags = flags; + + dict_to_xdr(xdata, &req->xdata); + + return 0; +out: + return -op_errno; +} + +int +client_pre_rmdir_v2(xlator_t *this, gfx_rmdir_req *req, loc_t *loc, + int32_t flags, dict_t *xdata) +{ + int op_errno = ESTALE; + + if (!(loc && loc->parent)) + goto out; + + if (!gf_uuid_is_null(loc->parent->gfid)) + memcpy(req->pargfid, loc->parent->gfid, 16); + else + memcpy(req->pargfid, loc->pargfid, 16); + + GF_ASSERT_AND_GOTO_WITH_ERROR(this->name, + !gf_uuid_is_null(*((uuid_t *)req->pargfid)), + out, op_errno, EINVAL); + req->bname = (char *)loc->name; + req->xflags = flags; + + dict_to_xdr(xdata, &req->xdata); + + return 0; +out: + return -op_errno; +} + +int +client_pre_symlink_v2(xlator_t *this, gfx_symlink_req *req, loc_t *loc, + const char *linkname, mode_t umask, dict_t *xdata) +{ + int op_errno = ESTALE; + + if (!(loc && loc->parent)) + goto out; + + if (!gf_uuid_is_null(loc->parent->gfid)) + memcpy(req->pargfid, loc->parent->gfid, 16); + else + memcpy(req->pargfid, loc->pargfid, 16); + + GF_ASSERT_AND_GOTO_WITH_ERROR(this->name, + !gf_uuid_is_null(*((uuid_t *)req->pargfid)), + out, op_errno, EINVAL); + req->linkname = (char *)linkname; + req->bname = (char *)loc->name; + req->umask = umask; + + dict_to_xdr(xdata, &req->xdata); + return 0; +out: + return -op_errno; +} + +int +client_pre_rename_v2(xlator_t *this, gfx_rename_req *req, loc_t *oldloc, + loc_t *newloc, dict_t *xdata) +{ + int op_errno = ESTALE; + + if (!(oldloc && newloc && oldloc->parent && newloc->parent)) + goto out; + + if (!gf_uuid_is_null(oldloc->parent->gfid)) + memcpy(req->oldgfid, oldloc->parent->gfid, 16); + else + memcpy(req->oldgfid, oldloc->pargfid, 16); + + if (!gf_uuid_is_null(newloc->parent->gfid)) + memcpy(req->newgfid, newloc->parent->gfid, 16); + else + memcpy(req->newgfid, newloc->pargfid, 16); + + GF_ASSERT_AND_GOTO_WITH_ERROR(this->name, + !gf_uuid_is_null(*((uuid_t *)req->oldgfid)), + out, op_errno, EINVAL); + GF_ASSERT_AND_GOTO_WITH_ERROR(this->name, + !gf_uuid_is_null(*((uuid_t *)req->newgfid)), + out, op_errno, EINVAL); + req->oldbname = (char *)oldloc->name; + req->newbname = (char *)newloc->name; + + dict_to_xdr(xdata, &req->xdata); + + return 0; +out: + return -op_errno; +} + +int +client_pre_link_v2(xlator_t *this, gfx_link_req *req, loc_t *oldloc, + loc_t *newloc, dict_t *xdata) +{ + int op_errno = ESTALE; + + if (!(oldloc && oldloc->inode && newloc && newloc->parent)) + goto out; + + if (!gf_uuid_is_null(oldloc->inode->gfid)) + memcpy(req->oldgfid, oldloc->inode->gfid, 16); + else + memcpy(req->oldgfid, oldloc->gfid, 16); + + if (!gf_uuid_is_null(newloc->parent->gfid)) + memcpy(req->newgfid, newloc->parent->gfid, 16); + else + memcpy(req->newgfid, newloc->pargfid, 16); + + GF_ASSERT_AND_GOTO_WITH_ERROR(this->name, + !gf_uuid_is_null(*((uuid_t *)req->oldgfid)), + out, op_errno, EINVAL); + GF_ASSERT_AND_GOTO_WITH_ERROR(this->name, + !gf_uuid_is_null(*((uuid_t *)req->newgfid)), + out, op_errno, EINVAL); + req->newbname = (char *)newloc->name; + + dict_to_xdr(xdata, &req->xdata); + + return 0; +out: + return -op_errno; +} + +int +client_pre_truncate_v2(xlator_t *this, gfx_truncate_req *req, loc_t *loc, + off_t offset, dict_t *xdata) +{ + int op_errno = ESTALE; + + if (!(loc && loc->inode)) + goto out; + + if (!gf_uuid_is_null(loc->inode->gfid)) + memcpy(req->gfid, loc->inode->gfid, 16); + else + memcpy(req->gfid, loc->gfid, 16); + + GF_ASSERT_AND_GOTO_WITH_ERROR(this->name, + !gf_uuid_is_null(*((uuid_t *)req->gfid)), out, + op_errno, EINVAL); + req->offset = offset; + + dict_to_xdr(xdata, &req->xdata); + return 0; +out: + return -op_errno; +} + +int +client_pre_open_v2(xlator_t *this, gfx_open_req *req, loc_t *loc, fd_t *fd, + int32_t flags, dict_t *xdata) +{ + int op_errno = ESTALE; + + if (!(loc && loc->inode)) + goto out; + + if (!gf_uuid_is_null(loc->inode->gfid)) + memcpy(req->gfid, loc->inode->gfid, 16); + else + memcpy(req->gfid, loc->gfid, 16); + + GF_ASSERT_AND_GOTO_WITH_ERROR(this->name, + !gf_uuid_is_null(*((uuid_t *)req->gfid)), out, + op_errno, EINVAL); + req->flags = gf_flags_from_flags(flags); + + dict_to_xdr(xdata, &req->xdata); + + return 0; +out: + return -op_errno; +} + +int +client_pre_readv_v2(xlator_t *this, gfx_read_req *req, fd_t *fd, size_t size, + off_t offset, int32_t flags, dict_t *xdata) +{ + int64_t remote_fd = -1; + int op_errno = ESTALE; + + CLIENT_GET_REMOTE_FD(this, fd, FALLBACK_TO_ANON_FD, remote_fd, op_errno, + out); + + req->size = size; + req->offset = offset; + req->fd = remote_fd; + req->flag = flags; + + memcpy(req->gfid, fd->inode->gfid, 16); + + dict_to_xdr(xdata, &req->xdata); + + return 0; +out: + return -op_errno; +} + +int +client_pre_writev_v2(xlator_t *this, gfx_write_req *req, fd_t *fd, size_t size, + off_t offset, int32_t flags, dict_t **xdata) +{ + int64_t remote_fd = -1; + int op_errno = ESTALE; + + CLIENT_GET_REMOTE_FD(this, fd, FALLBACK_TO_ANON_FD, remote_fd, op_errno, + out); + + req->size = size; + req->offset = offset; + req->fd = remote_fd; + req->flag = flags; + + memcpy(req->gfid, fd->inode->gfid, 16); + +#ifdef GF_TESTING_IO_XDATA + if (!*xdata) + *xdata = dict_new(); + + ret = dict_set_str(*xdata, "testing-the-xdata-key", + "testing-the-xdata-value"); +#endif + + dict_to_xdr(*xdata, &req->xdata); + + return 0; +out: + return -op_errno; +} + +int +client_pre_copy_file_range_v2(xlator_t *this, gfx_copy_file_range_req *req, + fd_t *fd_in, off64_t off_in, fd_t *fd_out, + off64_t off_out, size_t size, int32_t flags, + dict_t **xdata) +{ + int64_t remote_fd_in = -1; + int64_t remote_fd_out = -1; + int op_errno = ESTALE; + + CLIENT_GET_REMOTE_FD(this, fd_in, FALLBACK_TO_ANON_FD, remote_fd_in, + op_errno, out); + + CLIENT_GET_REMOTE_FD(this, fd_out, FALLBACK_TO_ANON_FD, remote_fd_out, + op_errno, out); + req->size = size; + req->off_in = off_in; + req->off_out = off_out; + req->fd_in = remote_fd_in; + req->fd_out = remote_fd_out; + req->flag = flags; + + memcpy(req->gfid1, fd_in->inode->gfid, 16); + memcpy(req->gfid2, fd_out->inode->gfid, 16); + + dict_to_xdr(*xdata, &req->xdata); + + return 0; +out: + return -op_errno; +} + +int +client_pre_statfs_v2(xlator_t *this, gfx_statfs_req *req, loc_t *loc, + dict_t *xdata) +{ + int op_errno = ESTALE; + + if (!loc) + goto out; + + if (loc->inode) { + if (!gf_uuid_is_null(loc->inode->gfid)) + memcpy(req->gfid, loc->inode->gfid, 16); + else + memcpy(req->gfid, loc->gfid, 16); + } else { + req->gfid[15] = 1; + } + + GF_ASSERT_AND_GOTO_WITH_ERROR(this->name, + !gf_uuid_is_null(*((uuid_t *)req->gfid)), out, + op_errno, EINVAL); + + dict_to_xdr(xdata, &req->xdata); + + return 0; +out: + return -op_errno; +} + +int +client_pre_flush_v2(xlator_t *this, gfx_flush_req *req, fd_t *fd, dict_t *xdata) +{ + int64_t remote_fd = -1; + int op_errno = ESTALE; + + CLIENT_GET_REMOTE_FD(this, fd, DEFAULT_REMOTE_FD, remote_fd, op_errno, out); + + req->fd = remote_fd; + memcpy(req->gfid, fd->inode->gfid, 16); + + dict_to_xdr(xdata, &req->xdata); + + return 0; +out: + return -op_errno; +} + +int +client_pre_fsync_v2(xlator_t *this, gfx_fsync_req *req, fd_t *fd, int32_t flags, + dict_t *xdata) +{ + int64_t remote_fd = -1; + int op_errno = 0; + + CLIENT_GET_REMOTE_FD(this, fd, FALLBACK_TO_ANON_FD, remote_fd, op_errno, + out); + + req->fd = remote_fd; + req->data = flags; + memcpy(req->gfid, fd->inode->gfid, 16); + + dict_to_xdr(xdata, &req->xdata); + + return 0; +out: + return -op_errno; +} + +int +client_pre_setxattr_v2(xlator_t *this, gfx_setxattr_req *req, loc_t *loc, + dict_t *xattr, int32_t flags, dict_t *xdata) +{ + int op_errno = ESTALE; + + if (!(loc && loc->inode)) + goto out; + + if (!gf_uuid_is_null(loc->inode->gfid)) + memcpy(req->gfid, loc->inode->gfid, 16); + else + memcpy(req->gfid, loc->gfid, 16); + + GF_ASSERT_AND_GOTO_WITH_ERROR(this->name, + !gf_uuid_is_null(*((uuid_t *)req->gfid)), out, + op_errno, EINVAL); + if (xattr) { + dict_to_xdr(xattr, &req->dict); + } + + req->flags = flags; + + dict_to_xdr(xdata, &req->xdata); + + return 0; +out: + return -op_errno; +} + +int +client_pre_getxattr_v2(xlator_t *this, gfx_getxattr_req *req, loc_t *loc, + const char *name, dict_t *xdata) +{ + int op_errno = ESTALE; + + if (!loc) { + op_errno = EINVAL; + goto out; + } + + if (loc->inode && !gf_uuid_is_null(loc->inode->gfid)) + memcpy(req->gfid, loc->inode->gfid, 16); + else + memcpy(req->gfid, loc->gfid, 16); + + GF_ASSERT_AND_GOTO_WITH_ERROR(this->name, + !gf_uuid_is_null(*((uuid_t *)req->gfid)), out, + op_errno, EINVAL); + req->namelen = 1; /* Use it as a flag */ + + req->name = (char *)name; + if (!req->name) { + req->name = ""; + req->namelen = 0; + } + + dict_to_xdr(xdata, &req->xdata); + + return 0; +out: + return -op_errno; +} + +int +client_pre_removexattr_v2(xlator_t *this, gfx_removexattr_req *req, loc_t *loc, + const char *name, dict_t *xdata) +{ + int op_errno = ESTALE; + + if (!(loc && loc->inode)) + goto out; + + if (!gf_uuid_is_null(loc->inode->gfid)) + memcpy(req->gfid, loc->inode->gfid, 16); + else + memcpy(req->gfid, loc->gfid, 16); + + GF_ASSERT_AND_GOTO_WITH_ERROR(this->name, + !gf_uuid_is_null(*((uuid_t *)req->gfid)), out, + op_errno, EINVAL); + req->name = (char *)name; + + dict_to_xdr(xdata, &req->xdata); + + return 0; +out: + return -op_errno; +} + +int +client_pre_opendir_v2(xlator_t *this, gfx_opendir_req *req, loc_t *loc, + fd_t *fd, dict_t *xdata) +{ + int op_errno = ESTALE; + + if (!(loc && loc->inode)) + goto out; + + if (!gf_uuid_is_null(loc->inode->gfid)) + memcpy(req->gfid, loc->inode->gfid, 16); + else + memcpy(req->gfid, loc->gfid, 16); + + GF_ASSERT_AND_GOTO_WITH_ERROR(this->name, + !gf_uuid_is_null(*((uuid_t *)req->gfid)), out, + op_errno, EINVAL); + + dict_to_xdr(xdata, &req->xdata); + + return 0; +out: + return -op_errno; +} + +int +client_pre_fsyncdir_v2(xlator_t *this, gfx_fsyncdir_req *req, fd_t *fd, + int32_t flags, dict_t *xdata) +{ + int32_t op_errno = ESTALE; + int64_t remote_fd = -1; + + CLIENT_GET_REMOTE_FD(this, fd, DEFAULT_REMOTE_FD, remote_fd, op_errno, out); + + req->fd = remote_fd; + req->data = flags; + memcpy(req->gfid, fd->inode->gfid, 16); + + dict_to_xdr(xdata, &req->xdata); + + return 0; +out: + return -op_errno; +} + +int +client_pre_access_v2(xlator_t *this, gfx_access_req *req, loc_t *loc, + int32_t mask, dict_t *xdata) +{ + int op_errno = ESTALE; + + if (!(loc && loc->inode)) + goto out; + + if (!gf_uuid_is_null(loc->inode->gfid)) + memcpy(req->gfid, loc->inode->gfid, 16); + else + memcpy(req->gfid, loc->gfid, 16); + + GF_ASSERT_AND_GOTO_WITH_ERROR(this->name, + !gf_uuid_is_null(*((uuid_t *)req->gfid)), out, + op_errno, EINVAL); + req->mask = mask; + + dict_to_xdr(xdata, &req->xdata); + return 0; +out: + return -op_errno; +} + +int +client_pre_create_v2(xlator_t *this, gfx_create_req *req, loc_t *loc, fd_t *fd, + mode_t mode, int32_t flags, mode_t umask, dict_t *xdata) +{ + int op_errno = ESTALE; + + if (!(loc && loc->parent)) + goto out; + + if (!gf_uuid_is_null(loc->parent->gfid)) + memcpy(req->pargfid, loc->parent->gfid, 16); + else + memcpy(req->pargfid, loc->pargfid, 16); + + GF_ASSERT_AND_GOTO_WITH_ERROR(this->name, + !gf_uuid_is_null(*((uuid_t *)req->pargfid)), + out, op_errno, EINVAL); + req->bname = (char *)loc->name; + req->mode = mode; + req->flags = gf_flags_from_flags(flags); + req->umask = umask; + + dict_to_xdr(xdata, &req->xdata); + + return 0; +out: + return -op_errno; +} + +int +client_pre_ftruncate_v2(xlator_t *this, gfx_ftruncate_req *req, fd_t *fd, + off_t offset, dict_t *xdata) +{ + int64_t remote_fd = -1; + int op_errno = EINVAL; + + CLIENT_GET_REMOTE_FD(this, fd, DEFAULT_REMOTE_FD, remote_fd, op_errno, out); + + req->offset = offset; + req->fd = remote_fd; + memcpy(req->gfid, fd->inode->gfid, 16); + + dict_to_xdr(xdata, &req->xdata); + return 0; +out: + return -op_errno; +} + +int +client_pre_fstat_v2(xlator_t *this, gfx_fstat_req *req, fd_t *fd, dict_t *xdata) +{ + int64_t remote_fd = -1; + int op_errno = ESTALE; + + CLIENT_GET_REMOTE_FD(this, fd, DEFAULT_REMOTE_FD, remote_fd, op_errno, out); + + req->fd = remote_fd; + memcpy(req->gfid, fd->inode->gfid, 16); + + dict_to_xdr(xdata, &req->xdata); + + return 0; +out: + return -op_errno; +} + +int +client_pre_lk_v2(xlator_t *this, gfx_lk_req *req, int32_t cmd, + struct gf_flock *flock, fd_t *fd, dict_t *xdata) +{ + int64_t remote_fd = -1; + int op_errno = ESTALE; + int32_t gf_cmd = 0; + int32_t gf_type = 0; + int ret = 0; + + CLIENT_GET_REMOTE_FD(this, fd, DEFAULT_REMOTE_FD, remote_fd, op_errno, out); + + ret = client_cmd_to_gf_cmd(cmd, &gf_cmd); + if (ret) { + op_errno = EINVAL; + gf_smsg(this->name, GF_LOG_WARNING, EINVAL, PC_MSG_UNKNOWN_CMD, + "gf_cmd=%d", gf_cmd, NULL); + goto out; + } + + switch (flock->l_type) { + case F_RDLCK: + gf_type = GF_LK_F_RDLCK; + break; + case F_WRLCK: + gf_type = GF_LK_F_WRLCK; + break; + case F_UNLCK: + gf_type = GF_LK_F_UNLCK; + break; + } + + req->fd = remote_fd; + req->cmd = gf_cmd; + req->type = gf_type; + gf_proto_flock_from_flock(&req->flock, flock); + + memcpy(req->gfid, fd->inode->gfid, 16); + + dict_to_xdr(xdata, &req->xdata); + + return 0; +out: + return -op_errno; +} + +int +client_pre_lookup_v2(xlator_t *this, gfx_lookup_req *req, loc_t *loc, + dict_t *xdata) +{ + int op_errno = ESTALE; + + if (!(loc && loc->inode)) + goto out; + + if ((loc->parent) && (!gf_uuid_is_null(loc->parent->gfid))) + memcpy(req->pargfid, loc->parent->gfid, 16); + else + memcpy(req->pargfid, loc->pargfid, 16); + + if ((loc->inode) && (!gf_uuid_is_null(loc->inode->gfid))) + memcpy(req->gfid, loc->inode->gfid, 16); + else + memcpy(req->gfid, loc->gfid, 16); + + if (loc->name) + req->bname = (char *)loc->name; + else + req->bname = ""; + + if (xdata) { + dict_to_xdr(xdata, &req->xdata); + } + return 0; +out: + return -op_errno; +} + +int +client_pre_readdir_v2(xlator_t *this, gfx_readdir_req *req, fd_t *fd, + size_t size, off_t offset, dict_t *xdata) +{ + int64_t remote_fd = -1; + int op_errno = ESTALE; + + CLIENT_GET_REMOTE_FD(this, fd, DEFAULT_REMOTE_FD, remote_fd, op_errno, out); + + req->size = size; + req->offset = offset; + req->fd = remote_fd; + + memcpy(req->gfid, fd->inode->gfid, 16); + dict_to_xdr(xdata, &req->xdata); + + return 0; +out: + return -op_errno; +} + +int +client_pre_inodelk_v2(xlator_t *this, gfx_inodelk_req *req, loc_t *loc, int cmd, + struct gf_flock *flock, const char *volume, dict_t *xdata) +{ + int op_errno = ESTALE; + int32_t gf_cmd = 0; + int32_t gf_type = 0; + + if (!(loc && loc->inode)) + goto out; + + if (!gf_uuid_is_null(loc->gfid)) + memcpy(req->gfid, loc->gfid, 16); + else + memcpy(req->gfid, loc->inode->gfid, 16); + + GF_ASSERT_AND_GOTO_WITH_ERROR(this->name, + !gf_uuid_is_null(*((uuid_t *)req->gfid)), out, + op_errno, EINVAL); + if (cmd == F_GETLK || cmd == F_GETLK64) + gf_cmd = GF_LK_GETLK; + else if (cmd == F_SETLK || cmd == F_SETLK64) + gf_cmd = GF_LK_SETLK; + else if (cmd == F_SETLKW || cmd == F_SETLKW64) + gf_cmd = GF_LK_SETLKW; + else { + gf_smsg(this->name, GF_LOG_WARNING, EINVAL, PC_MSG_UNKNOWN_CMD, + "gf_cmd=%d", gf_cmd, NULL); + op_errno = EINVAL; + goto out; + } + + switch (flock->l_type) { + case F_RDLCK: + gf_type = GF_LK_F_RDLCK; + break; + case F_WRLCK: + gf_type = GF_LK_F_WRLCK; + break; + case F_UNLCK: + gf_type = GF_LK_F_UNLCK; + break; + } + + req->volume = (char *)volume; + req->cmd = gf_cmd; + req->type = gf_type; + gf_proto_flock_from_flock(&req->flock, flock); + + dict_to_xdr(xdata, &req->xdata); + + return 0; +out: + return -op_errno; +} + +int +client_pre_finodelk_v2(xlator_t *this, gfx_finodelk_req *req, fd_t *fd, int cmd, + struct gf_flock *flock, const char *volume, + dict_t *xdata) +{ + int op_errno = ESTALE; + int64_t remote_fd = -1; + int32_t gf_type = 0; + int32_t gf_cmd = 0; + + CLIENT_GET_REMOTE_FD(this, fd, FALLBACK_TO_ANON_FD, remote_fd, op_errno, + out); + + if (cmd == F_GETLK || cmd == F_GETLK64) + gf_cmd = GF_LK_GETLK; + else if (cmd == F_SETLK || cmd == F_SETLK64) + gf_cmd = GF_LK_SETLK; + else if (cmd == F_SETLKW || cmd == F_SETLKW64) + gf_cmd = GF_LK_SETLKW; + else { + gf_smsg(this->name, GF_LOG_WARNING, EINVAL, PC_MSG_UNKNOWN_CMD, + "gf_cmd=%d", gf_cmd, NULL); + goto out; + } + + switch (flock->l_type) { + case F_RDLCK: + gf_type = GF_LK_F_RDLCK; + break; + case F_WRLCK: + gf_type = GF_LK_F_WRLCK; + break; + case F_UNLCK: + gf_type = GF_LK_F_UNLCK; + break; + } + + req->volume = (char *)volume; + req->fd = remote_fd; + req->cmd = gf_cmd; + req->type = gf_type; + gf_proto_flock_from_flock(&req->flock, flock); + memcpy(req->gfid, fd->inode->gfid, 16); + + dict_to_xdr(xdata, &req->xdata); + return 0; +out: + return -op_errno; +} + +int +client_pre_entrylk_v2(xlator_t *this, gfx_entrylk_req *req, loc_t *loc, + entrylk_cmd cmd_entrylk, entrylk_type type, + const char *volume, const char *basename, dict_t *xdata) +{ + int op_errno = ESTALE; + + if (!(loc && loc->inode)) + goto out; + + if (!gf_uuid_is_null(loc->gfid)) + memcpy(req->gfid, loc->gfid, 16); + else + memcpy(req->gfid, loc->inode->gfid, 16); + + GF_ASSERT_AND_GOTO_WITH_ERROR(this->name, + !gf_uuid_is_null(*((uuid_t *)req->gfid)), out, + op_errno, EINVAL); + req->cmd = cmd_entrylk; + req->type = type; + req->volume = (char *)volume; + req->name = ""; + if (basename) { + req->name = (char *)basename; + req->namelen = 1; + } + + dict_to_xdr(xdata, &req->xdata); + + return 0; +out: + return -op_errno; +} + +int +client_pre_fentrylk_v2(xlator_t *this, gfx_fentrylk_req *req, fd_t *fd, + entrylk_cmd cmd_entrylk, entrylk_type type, + const char *volume, const char *basename, dict_t *xdata) +{ + int64_t remote_fd = -1; + int op_errno = ESTALE; + + CLIENT_GET_REMOTE_FD(this, fd, DEFAULT_REMOTE_FD, remote_fd, op_errno, out); + + req->fd = remote_fd; + req->cmd = cmd_entrylk; + req->type = type; + req->volume = (char *)volume; + req->name = ""; + if (basename) { + req->name = (char *)basename; + req->namelen = 1; + } + memcpy(req->gfid, fd->inode->gfid, 16); + + dict_to_xdr(xdata, &req->xdata); + + return 0; +out: + return -op_errno; +} + +int +client_pre_xattrop_v2(xlator_t *this, gfx_xattrop_req *req, loc_t *loc, + dict_t *xattr, int32_t flags, dict_t *xdata) +{ + int op_errno = ESTALE; + + if (!(loc && loc->inode)) + goto out; + + if (!gf_uuid_is_null(loc->inode->gfid)) + memcpy(req->gfid, loc->inode->gfid, 16); + else + memcpy(req->gfid, loc->gfid, 16); + + GF_ASSERT_AND_GOTO_WITH_ERROR(this->name, + !gf_uuid_is_null(*((uuid_t *)req->gfid)), out, + op_errno, EINVAL); + dict_to_xdr(xattr, &req->dict); + + req->flags = flags; + + dict_to_xdr(xdata, &req->xdata); + + return 0; +out: + return -op_errno; +} + +int +client_pre_fxattrop_v2(xlator_t *this, gfx_fxattrop_req *req, fd_t *fd, + dict_t *xattr, int32_t flags, dict_t *xdata) +{ + int op_errno = ESTALE; + int64_t remote_fd = -1; + + CLIENT_GET_REMOTE_FD(this, fd, FALLBACK_TO_ANON_FD, remote_fd, op_errno, + out); + + req->fd = remote_fd; + req->flags = flags; + memcpy(req->gfid, fd->inode->gfid, 16); + + dict_to_xdr(xattr, &req->dict); + + dict_to_xdr(xdata, &req->xdata); + + return 0; +out: + return -op_errno; +} + +int +client_pre_fgetxattr_v2(xlator_t *this, gfx_fgetxattr_req *req, fd_t *fd, + const char *name, dict_t *xdata) +{ + int64_t remote_fd = -1; + int op_errno = ESTALE; + + CLIENT_GET_REMOTE_FD(this, fd, DEFAULT_REMOTE_FD, remote_fd, op_errno, out); + + req->namelen = 1; /* Use it as a flag */ + req->fd = remote_fd; + req->name = (char *)name; + if (!req->name) { + req->name = ""; + req->namelen = 0; + } + memcpy(req->gfid, fd->inode->gfid, 16); + + dict_to_xdr(xdata, &req->xdata); + + return 0; +out: + return -op_errno; +} + +int +client_pre_fsetxattr_v2(xlator_t *this, gfx_fsetxattr_req *req, fd_t *fd, + int32_t flags, dict_t *xattr, dict_t *xdata) +{ + int64_t remote_fd = -1; + int op_errno = ESTALE; + + CLIENT_GET_REMOTE_FD(this, fd, DEFAULT_REMOTE_FD, remote_fd, op_errno, out); + + req->fd = remote_fd; + req->flags = flags; + memcpy(req->gfid, fd->inode->gfid, 16); + + if (xattr) { + dict_to_xdr(xattr, &req->dict); + } + + dict_to_xdr(xdata, &req->xdata); + + return 0; +out: + return -op_errno; +} + +int +client_pre_rchecksum_v2(xlator_t *this, gfx_rchecksum_req *req, fd_t *fd, + int32_t len, off_t offset, dict_t *xdata) +{ + int64_t remote_fd = -1; + int op_errno = ESTALE; + + CLIENT_GET_REMOTE_FD(this, fd, DEFAULT_REMOTE_FD, remote_fd, op_errno, out); + + req->len = len; + req->offset = offset; + req->fd = remote_fd; + + dict_to_xdr(xdata, &req->xdata); + + return 0; +out: + return -op_errno; +} + +int +client_pre_setattr_v2(xlator_t *this, gfx_setattr_req *req, loc_t *loc, + int32_t valid, struct iatt *stbuf, dict_t *xdata) +{ + int op_errno = ESTALE; + + if (!(loc && loc->inode)) + return -op_errno; + + if (!gf_uuid_is_null(loc->inode->gfid)) + memcpy(req->gfid, loc->inode->gfid, 16); + else + memcpy(req->gfid, loc->gfid, 16); + + GF_ASSERT_AND_GOTO_WITH_ERROR(this->name, + !gf_uuid_is_null(*((uuid_t *)req->gfid)), out, + op_errno, EINVAL); + + req->valid = valid; + gfx_stat_from_iattx(&req->stbuf, stbuf); + + dict_to_xdr(xdata, &req->xdata); + + return 0; +out: + return -op_errno; +} + +int +client_pre_fsetattr_v2(xlator_t *this, gfx_fsetattr_req *req, fd_t *fd, + int32_t valid, struct iatt *stbuf, dict_t *xdata) +{ + int op_errno = ESTALE; + int64_t remote_fd = -1; + + CLIENT_GET_REMOTE_FD(this, fd, DEFAULT_REMOTE_FD, remote_fd, op_errno, out); + + memcpy(req->gfid, fd->inode->gfid, 16); + req->fd = remote_fd; + req->valid = valid; + gfx_stat_from_iattx(&req->stbuf, stbuf); + + dict_to_xdr(xdata, &req->xdata); + return 0; +out: + return -op_errno; +} + +int +client_pre_readdirp_v2(xlator_t *this, gfx_readdirp_req *req, fd_t *fd, + size_t size, off_t offset, dict_t *xdata) +{ + int op_errno = ESTALE; + int64_t remote_fd = -1; + + CLIENT_GET_REMOTE_FD(this, fd, DEFAULT_REMOTE_FD, remote_fd, op_errno, out); + + req->size = size; + req->offset = offset; + req->fd = remote_fd; + memcpy(req->gfid, fd->inode->gfid, 16); + + /* dict itself is 'xdata' here */ + dict_to_xdr(xdata, &req->xdata); + + return 0; +out: + return -op_errno; +} + +int +client_pre_fremovexattr_v2(xlator_t *this, gfx_fremovexattr_req *req, fd_t *fd, + const char *name, dict_t *xdata) +{ + int64_t remote_fd = -1; + int op_errno = ESTALE; + + if (!(fd && fd->inode)) + goto out; + + CLIENT_GET_REMOTE_FD(this, fd, DEFAULT_REMOTE_FD, remote_fd, op_errno, out); + + memcpy(req->gfid, fd->inode->gfid, 16); + req->name = (char *)name; + req->fd = remote_fd; + + dict_to_xdr(xdata, &req->xdata); + + return 0; +out: + return -op_errno; +} + +int +client_pre_fallocate_v2(xlator_t *this, gfx_fallocate_req *req, fd_t *fd, + int32_t flags, off_t offset, size_t size, dict_t *xdata) +{ + int op_errno = ESTALE; + int64_t remote_fd = -1; + + CLIENT_GET_REMOTE_FD(this, fd, DEFAULT_REMOTE_FD, remote_fd, op_errno, out); + + req->fd = remote_fd; + req->flags = flags; + req->offset = offset; + req->size = size; + memcpy(req->gfid, fd->inode->gfid, 16); + + dict_to_xdr(xdata, &req->xdata); + return 0; +out: + return -op_errno; +} + +int +client_pre_discard_v2(xlator_t *this, gfx_discard_req *req, fd_t *fd, + off_t offset, size_t size, dict_t *xdata) +{ + int op_errno = ESTALE; + int64_t remote_fd = -1; + + CLIENT_GET_REMOTE_FD(this, fd, DEFAULT_REMOTE_FD, remote_fd, op_errno, out); + + req->fd = remote_fd; + req->offset = offset; + req->size = size; + memcpy(req->gfid, fd->inode->gfid, 16); + + dict_to_xdr(xdata, &req->xdata); + return 0; +out: + return -op_errno; +} + +int +client_pre_zerofill_v2(xlator_t *this, gfx_zerofill_req *req, fd_t *fd, + off_t offset, size_t size, dict_t *xdata) +{ + int op_errno = ESTALE; + int64_t remote_fd = -1; + + CLIENT_GET_REMOTE_FD(this, fd, DEFAULT_REMOTE_FD, remote_fd, op_errno, out); + + req->fd = remote_fd; + req->offset = offset; + req->size = size; + memcpy(req->gfid, fd->inode->gfid, 16); + + dict_to_xdr(xdata, &req->xdata); + return 0; +out: + return -op_errno; +} + +int +client_pre_ipc_v2(xlator_t *this, gfx_ipc_req *req, int32_t cmd, dict_t *xdata) +{ + req->op = cmd; + + dict_to_xdr(xdata, &req->xdata); + return 0; +} + +int +client_pre_seek_v2(xlator_t *this, gfx_seek_req *req, fd_t *fd, off_t offset, + gf_seek_what_t what, dict_t *xdata) +{ + int64_t remote_fd = -1; + int op_errno = ESTALE; + + CLIENT_GET_REMOTE_FD(this, fd, DEFAULT_REMOTE_FD, remote_fd, op_errno, out); + + memcpy(req->gfid, fd->inode->gfid, 16); + req->fd = remote_fd; + req->offset = offset; + req->what = what; + + dict_to_xdr(xdata, &req->xdata); + + return 0; +out: + return -op_errno; +} + +int +client_pre_lease_v2(xlator_t *this, gfx_lease_req *req, loc_t *loc, + struct gf_lease *lease, dict_t *xdata) +{ + int op_errno = 0; + + if (!(loc && loc->inode)) + goto out; + + if (!gf_uuid_is_null(loc->inode->gfid)) + memcpy(req->gfid, loc->inode->gfid, 16); + else + memcpy(req->gfid, loc->gfid, 16); + + GF_ASSERT_AND_GOTO_WITH_ERROR(this->name, + !gf_uuid_is_null(*((uuid_t *)req->gfid)), out, + op_errno, EINVAL); + + gf_proto_lease_from_lease(&req->lease, lease); + + dict_to_xdr(xdata, &req->xdata); +out: + return -op_errno; +} + +int +client_pre_put_v2(xlator_t *this, gfx_put_req *req, loc_t *loc, mode_t mode, + mode_t umask, int32_t flags, size_t size, off_t offset, + dict_t *xattr, dict_t *xdata) +{ + int op_errno = ESTALE; + + if (!(loc && loc->parent)) + goto out; + + if (!gf_uuid_is_null(loc->parent->gfid)) + memcpy(req->pargfid, loc->parent->gfid, 16); + else + memcpy(req->pargfid, loc->pargfid, 16); + + GF_ASSERT_AND_GOTO_WITH_ERROR(this->name, + !gf_uuid_is_null(*((uuid_t *)req->pargfid)), + out, op_errno, EINVAL); + req->bname = (char *)loc->name; + req->mode = mode; + req->umask = umask; + req->flag = gf_flags_from_flags(flags); + req->size = size; + req->offset = offset; + + if (xattr) + dict_to_xdr(xattr, &req->xattr); + + dict_to_xdr(xdata, &req->xdata); + + return 0; +out: + return -op_errno; +} + +int +client_post_create_v2(xlator_t *this, gfx_create_rsp *rsp, struct iatt *stbuf, + struct iatt *preparent, struct iatt *postparent, + clnt_local_t *local, dict_t **xdata) +{ + if (-1 != rsp->op_ret) { + gfx_stat_to_iattx(&rsp->stat, stbuf); + + gfx_stat_to_iattx(&rsp->preparent, preparent); + gfx_stat_to_iattx(&rsp->postparent, postparent); + gf_uuid_copy(local->loc.gfid, stbuf->ia_gfid); + } + return xdr_to_dict(&rsp->xdata, xdata); +} + +int +client_post_lease_v2(xlator_t *this, gfx_lease_rsp *rsp, struct gf_lease *lease, + dict_t **xdata) +{ + if (rsp->op_ret >= 0) { + gf_proto_lease_to_lease(&rsp->lease, lease); + } + + return xdr_to_dict(&rsp->xdata, xdata); +} + +int +client_post_lk_v2(xlator_t *this, gfx_lk_rsp *rsp, struct gf_flock *lock, + dict_t **xdata) +{ + if (rsp->op_ret >= 0) { + gf_proto_flock_to_flock(&rsp->flock, lock); + } + return xdr_to_dict(&rsp->xdata, xdata); +} + +int +client_post_readdir_v2(xlator_t *this, gfx_readdir_rsp *rsp, + gf_dirent_t *entries, dict_t **xdata) +{ + if (rsp->op_ret > 0) { + unserialize_rsp_dirent_v2(this, rsp, entries); + } + return xdr_to_dict(&rsp->xdata, xdata); +} + +int +client_post_readdirp_v2(xlator_t *this, gfx_readdirp_rsp *rsp, fd_t *fd, + gf_dirent_t *entries, dict_t **xdata) +{ + if (rsp->op_ret > 0) { + unserialize_rsp_direntp_v2(this, fd, rsp, entries); + } + return xdr_to_dict(&rsp->xdata, xdata); +} + +int +client_post_rename_v2(xlator_t *this, gfx_rename_rsp *rsp, struct iatt *stbuf, + struct iatt *preoldparent, struct iatt *postoldparent, + struct iatt *prenewparent, struct iatt *postnewparent, + dict_t **xdata) +{ + if (-1 != rsp->op_ret) { + gfx_stat_to_iattx(&rsp->stat, stbuf); + + gfx_stat_to_iattx(&rsp->preoldparent, preoldparent); + gfx_stat_to_iattx(&rsp->postoldparent, postoldparent); + + gfx_stat_to_iattx(&rsp->prenewparent, prenewparent); + gfx_stat_to_iattx(&rsp->postnewparent, postnewparent); + } + + return xdr_to_dict(&rsp->xdata, xdata); +} diff --git a/xlators/protocol/client/src/client-common.h b/xlators/protocol/client/src/client-common.h new file mode 100644 index 00000000000..a2043d8742a --- /dev/null +++ b/xlators/protocol/client/src/client-common.h @@ -0,0 +1,630 @@ +/* + Copyright (c); 2016 Red Hat, Inc. <http://www.redhat.com> + This file is part of GlusterFS. + + This file is licensed to you under your choice of the GNU Lesser + General Public License, version 3 or any later version (LGPLv3 or + later);, or the GNU General Public License, version 2 (GPLv2), in all + cases as published by the Free Software Foundation. +*/ + +#ifndef __CLIENT_COMMON_H__ +#define __CLIENT_COMMON_H__ + +#include <glusterfs/dict.h> +#include <glusterfs/xlator.h> +#include "rpc-common-xdr.h" +#include "glusterfs3-xdr.h" +#include "glusterfs4-xdr.h" +#include "glusterfs3.h" +#include "client.h" + +int +client_pre_stat(xlator_t *this, gfs3_stat_req *req, loc_t *loc, dict_t *xdata); + +int +client_pre_readlink(xlator_t *this, gfs3_readlink_req *req, loc_t *loc, + size_t size, dict_t *xdata); + +int +client_pre_mknod(xlator_t *this, gfs3_mknod_req *req, loc_t *loc, mode_t mode, + dev_t rdev, mode_t umask, dict_t *xdata); + +int +client_pre_mkdir(xlator_t *this, gfs3_mkdir_req *req, loc_t *loc, mode_t mode, + mode_t umask, dict_t *xdata); + +int +client_pre_unlink(xlator_t *this, gfs3_unlink_req *req, loc_t *loc, + int32_t flags, dict_t *xdata); + +int +client_pre_rmdir(xlator_t *this, gfs3_rmdir_req *req, loc_t *loc, int32_t flags, + dict_t *xdata); + +int +client_pre_symlink(xlator_t *this, gfs3_symlink_req *req, loc_t *loc, + const char *linkname, mode_t umask, dict_t *xdata); + +int +client_pre_rename(xlator_t *this, gfs3_rename_req *req, loc_t *oldloc, + loc_t *newloc, dict_t *xdata); + +int +client_pre_link(xlator_t *this, gfs3_link_req *req, loc_t *oldloc, + loc_t *newloc, dict_t *xdata); + +int +client_pre_truncate(xlator_t *this, gfs3_truncate_req *req, loc_t *loc, + off_t offset, dict_t *xdata); + +int +client_pre_open(xlator_t *this, gfs3_open_req *req, loc_t *loc, fd_t *fd, + int32_t flags, dict_t *xdata); + +int +client_pre_readv(xlator_t *this, gfs3_read_req *req, fd_t *fd, size_t size, + off_t offset, int32_t flags, dict_t *xdata); + +int +client_pre_writev(xlator_t *this, gfs3_write_req *req, fd_t *fd, size_t size, + off_t offset, int32_t flags, dict_t **xdata); + +int +client_pre_statfs(xlator_t *this, gfs3_statfs_req *req, loc_t *loc, + dict_t *xdata); + +int +client_pre_flush(xlator_t *this, gfs3_flush_req *req, fd_t *fd, dict_t *xdata); + +int +client_pre_fsync(xlator_t *this, gfs3_fsync_req *req, fd_t *fd, int32_t flags, + dict_t *xdata); + +int +client_pre_setxattr(xlator_t *this, gfs3_setxattr_req *req, loc_t *loc, + dict_t *xattr, int32_t flags, dict_t *xdata); + +int +client_pre_getxattr(xlator_t *this, gfs3_getxattr_req *req, loc_t *loc, + const char *name, dict_t *xdata); + +int +client_pre_removexattr(xlator_t *this, gfs3_removexattr_req *req, loc_t *loc, + const char *name, dict_t *xdata); + +int +client_pre_opendir(xlator_t *this, gfs3_opendir_req *req, loc_t *loc, fd_t *fd, + dict_t *xdata); + +int +client_pre_fsyncdir(xlator_t *this, gfs3_fsyncdir_req *req, fd_t *fd, + int32_t flags, dict_t *xdata); + +int +client_pre_access(xlator_t *this, gfs3_access_req *req, loc_t *loc, + int32_t mask, dict_t *xdata); + +int +client_pre_create(xlator_t *this, gfs3_create_req *req, loc_t *loc, fd_t *fd, + mode_t mode, int32_t flags, mode_t umask, dict_t *xdata); + +int +client_pre_ftruncate(xlator_t *this, gfs3_ftruncate_req *req, fd_t *fd, + off_t offset, dict_t *xdata); + +int +client_pre_fstat(xlator_t *this, gfs3_fstat_req *req, fd_t *fd, dict_t *xdata); + +int +client_pre_lk(xlator_t *this, gfs3_lk_req *req, int32_t cmd, + struct gf_flock *flock, fd_t *fd, dict_t *xdata); + +int +client_pre_lookup(xlator_t *this, gfs3_lookup_req *req, loc_t *loc, + dict_t *xdata); + +int +client_pre_readdir(xlator_t *this, gfs3_readdir_req *req, fd_t *fd, size_t size, + off_t offset, dict_t *xdata); + +int +client_pre_inodelk(xlator_t *this, gfs3_inodelk_req *req, loc_t *loc, int cmd, + struct gf_flock *flock, const char *volume, dict_t *xdata); + +int +client_pre_finodelk(xlator_t *this, gfs3_finodelk_req *req, fd_t *fd, int cmd, + struct gf_flock *flock, const char *volume, dict_t *xdata); + +int +client_pre_entrylk(xlator_t *this, gfs3_entrylk_req *req, loc_t *loc, + entrylk_cmd cmd_entrylk, entrylk_type type, + const char *volume, const char *basename, dict_t *xdata); + +int +client_pre_fentrylk(xlator_t *this, gfs3_fentrylk_req *req, fd_t *fd, + entrylk_cmd cmd_entrylk, entrylk_type type, + const char *volume, const char *basename, dict_t *xdata); + +int +client_pre_xattrop(xlator_t *this, gfs3_xattrop_req *req, loc_t *loc, + dict_t *xattr, int32_t flags, dict_t *xdata); + +int +client_pre_fxattrop(xlator_t *this, gfs3_fxattrop_req *req, fd_t *fd, + dict_t *xattr, int32_t flags, dict_t *xdata); + +int +client_pre_fgetxattr(xlator_t *this, gfs3_fgetxattr_req *req, fd_t *fd, + const char *name, dict_t *xdata); + +int +client_pre_fsetxattr(xlator_t *this, gfs3_fsetxattr_req *req, fd_t *fd, + int32_t flags, dict_t *xattr, dict_t *xdata); +int +client_pre_seek(xlator_t *this, gfs3_seek_req *req, fd_t *fd, off_t offset, + gf_seek_what_t what, dict_t *xdata); + +int +client_pre_rchecksum(xlator_t *this, gfs3_rchecksum_req *req, fd_t *fd, + int32_t len, off_t offset, dict_t *xdata); + +int +client_pre_setattr(xlator_t *this, gfs3_setattr_req *req, loc_t *loc, + int32_t valid, struct iatt *stbuf, dict_t *xdata); +int +client_pre_fsetattr(xlator_t *this, gfs3_fsetattr_req *req, fd_t *fd, + int32_t valid, struct iatt *stbuf, dict_t *xdata); + +int +client_pre_readdirp(xlator_t *this, gfs3_readdirp_req *req, fd_t *fd, + size_t size, off_t offset, dict_t *xdata); + +int +client_pre_fremovexattr(xlator_t *this, gfs3_fremovexattr_req *req, fd_t *fd, + const char *name, dict_t *xdata); + +int +client_pre_fallocate(xlator_t *this, gfs3_fallocate_req *req, fd_t *fd, + int32_t flags, off_t offset, size_t size, dict_t *xdata); +int +client_pre_discard(xlator_t *this, gfs3_discard_req *req, fd_t *fd, + off_t offset, size_t size, dict_t *xdata); +int +client_pre_zerofill(xlator_t *this, gfs3_zerofill_req *req, fd_t *fd, + off_t offset, size_t size, dict_t *xdata); +int +client_pre_ipc(xlator_t *this, gfs3_ipc_req *req, int32_t cmd, dict_t *xdata); + +int +client_pre_lease(xlator_t *this, gfs3_lease_req *req, loc_t *loc, + struct gf_lease *lease, dict_t *xdata); + +int +client_post_stat(xlator_t *this, gfs3_stat_rsp *rsp, struct iatt *iatt, + dict_t **xdata); + +int +client_post_readlink(xlator_t *this, gfs3_readlink_rsp *rsp, struct iatt *iatt, + dict_t **xdata); + +int +client_post_mknod(xlator_t *this, gfs3_mknod_rsp *rsp, struct iatt *stbuf, + struct iatt *preparent, struct iatt *postparent, + dict_t **xdata); + +int +client_post_mkdir(xlator_t *this, gfs3_mkdir_rsp *rsp, struct iatt *stbuf, + struct iatt *preparent, struct iatt *postparent, + dict_t **xdata); + +int +client_post_unlink(xlator_t *this, gfs3_unlink_rsp *rsp, struct iatt *preparent, + struct iatt *postparent, dict_t **xdata); + +int +client_post_rmdir(xlator_t *this, gfs3_rmdir_rsp *rsp, struct iatt *preparent, + struct iatt *postparent, dict_t **xdata); + +int +client_post_symlink(xlator_t *this, gfs3_symlink_rsp *rsp, struct iatt *stbuf, + struct iatt *preparent, struct iatt *postparent, + dict_t **xdata); + +int +client_post_rename(xlator_t *this, gfs3_rename_rsp *rsp, struct iatt *stbuf, + struct iatt *preoldparent, struct iatt *postoldparent, + struct iatt *prenewparent, struct iatt *postnewparent, + dict_t **xdata); +int +client_post_link(xlator_t *this, gfs3_link_rsp *rsp, struct iatt *stbuf, + struct iatt *preparent, struct iatt *postparent, + dict_t **xdata); + +int +client_post_truncate(xlator_t *this, gfs3_truncate_rsp *rsp, + struct iatt *prestat, struct iatt *poststat, + dict_t **xdata); + +int +client_post_open(xlator_t *this, gfs3_open_rsp *rsp, dict_t **xdata); + +int +client_post_readv(xlator_t *this, gfs3_read_rsp *rsp, struct iobref **iobref, + struct iobref *rsp_iobref, struct iatt *stat, + struct iovec *vector, struct iovec *rsp_vector, int *rspcount, + dict_t **xdata); + +int +client_post_writev(xlator_t *this, gfs3_write_rsp *rsp, struct iatt *prestat, + struct iatt *poststat, dict_t **xdata); + +int +client_post_statfs(xlator_t *this, gfs3_statfs_rsp *rsp, struct statvfs *statfs, + dict_t **xdata); + +int +client_post_flush(xlator_t *this, gf_common_rsp *rsp, dict_t **xdata); + +int +client_post_fsync(xlator_t *this, gfs3_fsync_rsp *rsp, struct iatt *prestat, + struct iatt *poststat, dict_t **xdata); +int +client_post_setxattr(xlator_t *this, gf_common_rsp *rsp, dict_t **xdata); + +int +client_post_getxattr(xlator_t *this, gfs3_getxattr_rsp *rsp, dict_t **dict, + dict_t **xdata); + +int +client_post_removexattr(xlator_t *this, gf_common_rsp *rsp, dict_t **xdata); + +int +client_post_opendir(xlator_t *this, gfs3_opendir_rsp *rsp, dict_t **xdata); + +int +client_post_fsyncdir(xlator_t *this, gf_common_rsp *rsp, dict_t **xdata); + +int +client_post_access(xlator_t *this, gf_common_rsp *rsp, dict_t **xdata); + +int +client_post_create(xlator_t *this, gfs3_create_rsp *rsp, struct iatt *stbuf, + struct iatt *preparent, struct iatt *postparent, + clnt_local_t *local, dict_t **xdata); + +int +client_post_ftruncate(xlator_t *this, gfs3_ftruncate_rsp *rsp, + struct iatt *prestat, struct iatt *poststat, + dict_t **xdata); + +int +client_post_fstat(xlator_t *this, gfs3_fstat_rsp *rsp, struct iatt *stat, + dict_t **xdata); + +int +client_post_lk(xlator_t *this, gfs3_lk_rsp *rsp, struct gf_flock *lock, + dict_t **xdata); + +int +client_post_lookup(xlator_t *this, gfs3_lookup_rsp *rsp, struct iatt *stbuf, + struct iatt *postparent, dict_t **xdata); + +int +client_post_readdir(xlator_t *this, gfs3_readdir_rsp *rsp, gf_dirent_t *entries, + dict_t **xdata); + +int +client_post_inodelk(xlator_t *this, gf_common_rsp *rsp, dict_t **xdata); + +int +client_post_finodelk(xlator_t *this, gf_common_rsp *rsp, dict_t **xdata); + +int +client_post_entrylk(xlator_t *this, gf_common_rsp *rsp, dict_t **xdata); + +int +client_post_fentrylk(xlator_t *this, gf_common_rsp *rsp, dict_t **xdata); + +int +client_post_xattrop(xlator_t *this, gfs3_xattrop_rsp *rsp, dict_t **dict, + dict_t **xdata); + +int +client_post_fxattrop(xlator_t *this, gfs3_fxattrop_rsp *rsp, dict_t **dict, + dict_t **xdata); + +int +client_post_fgetxattr(xlator_t *this, gfs3_fgetxattr_rsp *rsp, dict_t **dict, + dict_t **xdata); + +int +client_post_fsetxattr(xlator_t *this, gf_common_rsp *rsp, dict_t **xdata); + +int +client_post_rchecksum(xlator_t *this, gfs3_rchecksum_rsp *rsp, dict_t **xdata); + +int +client_post_setattr(xlator_t *this, gfs3_setattr_rsp *rsp, struct iatt *prestat, + struct iatt *poststat, dict_t **xdata); + +int +client_post_fsetattr(xlator_t *this, gfs3_fsetattr_rsp *rsp, + struct iatt *prestat, struct iatt *poststat, + dict_t **xdata); + +int +client_post_readdirp(xlator_t *this, gfs3_readdirp_rsp *rsp, fd_t *fd, + gf_dirent_t *entries, dict_t **xdata); + +int +client_post_fremovexattr(xlator_t *this, gf_common_rsp *rsp, dict_t **xdata); + +int +client_post_fallocate(xlator_t *this, gfs3_fallocate_rsp *rsp, + struct iatt *prestat, struct iatt *poststat, + dict_t **xdata); + +int +client_post_discard(xlator_t *this, gfs3_discard_rsp *rsp, struct iatt *prestat, + struct iatt *poststat, dict_t **xdata); + +int +client_post_zerofill(xlator_t *this, gfs3_zerofill_rsp *rsp, + struct iatt *prestat, struct iatt *poststat, + dict_t **xdata); + +int +client_post_ipc(xlator_t *this, gfs3_ipc_rsp *rsp, dict_t **xdata); + +int +client_post_seek(xlator_t *this, gfs3_seek_rsp *rsp, dict_t **xdata); + +int +client_post_lease(xlator_t *this, gfs3_lease_rsp *rsp, struct gf_lease *lease, + dict_t **xdata); + +/* New functions for version 4 */ +int +client_post_common_dict(xlator_t *this, gfx_common_dict_rsp *rsp, dict_t **dict, + dict_t **xdata); +int +client_post_common_3iatt(xlator_t *this, gfx_common_3iatt_rsp *rsp, + struct iatt *iatt, struct iatt *iatt2, + struct iatt *iatt3, dict_t **xdata); +int +client_post_common_2iatt(xlator_t *this, gfx_common_2iatt_rsp *rsp, + struct iatt *iatt, struct iatt *iatt2, dict_t **xdata); +int +client_post_common_iatt(xlator_t *this, gfx_common_iatt_rsp *rsp, + struct iatt *iatt, dict_t **xdata); +int +client_post_common_rsp(xlator_t *this, gfx_common_rsp *rsp, dict_t **xdata); + +int +client_pre_stat_v2(xlator_t *this, gfx_stat_req *req, loc_t *loc, + dict_t *xdata); + +int +client_pre_readlink_v2(xlator_t *this, gfx_readlink_req *req, loc_t *loc, + size_t size, dict_t *xdata); + +int +client_pre_mknod_v2(xlator_t *this, gfx_mknod_req *req, loc_t *loc, mode_t mode, + dev_t rdev, mode_t umask, dict_t *xdata); + +int +client_pre_mkdir_v2(xlator_t *this, gfx_mkdir_req *req, loc_t *loc, mode_t mode, + mode_t umask, dict_t *xdata); + +int +client_pre_unlink_v2(xlator_t *this, gfx_unlink_req *req, loc_t *loc, + int32_t flags, dict_t *xdata); + +int +client_pre_rmdir_v2(xlator_t *this, gfx_rmdir_req *req, loc_t *loc, + int32_t flags, dict_t *xdata); + +int +client_pre_symlink_v2(xlator_t *this, gfx_symlink_req *req, loc_t *loc, + const char *linkname, mode_t umask, dict_t *xdata); + +int +client_pre_rename_v2(xlator_t *this, gfx_rename_req *req, loc_t *oldloc, + loc_t *newloc, dict_t *xdata); + +int +client_pre_link_v2(xlator_t *this, gfx_link_req *req, loc_t *oldloc, + loc_t *newloc, dict_t *xdata); + +int +client_pre_truncate_v2(xlator_t *this, gfx_truncate_req *req, loc_t *loc, + off_t offset, dict_t *xdata); + +int +client_pre_open_v2(xlator_t *this, gfx_open_req *req, loc_t *loc, fd_t *fd, + int32_t flags, dict_t *xdata); + +int +client_pre_readv_v2(xlator_t *this, gfx_read_req *req, fd_t *fd, size_t size, + off_t offset, int32_t flags, dict_t *xdata); + +int +client_pre_writev_v2(xlator_t *this, gfx_write_req *req, fd_t *fd, size_t size, + off_t offset, int32_t flags, dict_t **xdata); + +int +client_pre_statfs_v2(xlator_t *this, gfx_statfs_req *req, loc_t *loc, + dict_t *xdata); + +int +client_pre_flush_v2(xlator_t *this, gfx_flush_req *req, fd_t *fd, + dict_t *xdata); + +int +client_pre_fsync_v2(xlator_t *this, gfx_fsync_req *req, fd_t *fd, int32_t flags, + dict_t *xdata); + +int +client_pre_setxattr_v2(xlator_t *this, gfx_setxattr_req *req, loc_t *loc, + dict_t *xattr, int32_t flags, dict_t *xdata); + +int +client_pre_getxattr_v2(xlator_t *this, gfx_getxattr_req *req, loc_t *loc, + const char *name, dict_t *xdata); + +int +client_pre_removexattr_v2(xlator_t *this, gfx_removexattr_req *req, loc_t *loc, + const char *name, dict_t *xdata); + +int +client_pre_opendir_v2(xlator_t *this, gfx_opendir_req *req, loc_t *loc, + fd_t *fd, dict_t *xdata); + +int +client_pre_fsyncdir_v2(xlator_t *this, gfx_fsyncdir_req *req, fd_t *fd, + int32_t flags, dict_t *xdata); + +int +client_pre_access_v2(xlator_t *this, gfx_access_req *req, loc_t *loc, + int32_t mask, dict_t *xdata); + +int +client_pre_create_v2(xlator_t *this, gfx_create_req *req, loc_t *loc, fd_t *fd, + mode_t mode, int32_t flags, mode_t umask, dict_t *xdata); + +int +client_pre_ftruncate_v2(xlator_t *this, gfx_ftruncate_req *req, fd_t *fd, + off_t offset, dict_t *xdata); + +int +client_pre_fstat_v2(xlator_t *this, gfx_fstat_req *req, fd_t *fd, + dict_t *xdata); + +int +client_pre_lk_v2(xlator_t *this, gfx_lk_req *req, int32_t cmd, + struct gf_flock *flock, fd_t *fd, dict_t *xdata); + +int +client_pre_lookup_v2(xlator_t *this, gfx_lookup_req *req, loc_t *loc, + dict_t *xdata); + +int +client_pre_readdir_v2(xlator_t *this, gfx_readdir_req *req, fd_t *fd, + size_t size, off_t offset, dict_t *xdata); + +int +client_pre_inodelk_v2(xlator_t *this, gfx_inodelk_req *req, loc_t *loc, int cmd, + struct gf_flock *flock, const char *volume, + dict_t *xdata); + +int +client_pre_finodelk_v2(xlator_t *this, gfx_finodelk_req *req, fd_t *fd, int cmd, + struct gf_flock *flock, const char *volume, + dict_t *xdata); + +int +client_pre_entrylk_v2(xlator_t *this, gfx_entrylk_req *req, loc_t *loc, + entrylk_cmd cmd_entrylk, entrylk_type type, + const char *volume, const char *basename, dict_t *xdata); + +int +client_pre_fentrylk_v2(xlator_t *this, gfx_fentrylk_req *req, fd_t *fd, + entrylk_cmd cmd_entrylk, entrylk_type type, + const char *volume, const char *basename, dict_t *xdata); + +int +client_pre_xattrop_v2(xlator_t *this, gfx_xattrop_req *req, loc_t *loc, + dict_t *xattr, int32_t flags, dict_t *xdata); + +int +client_pre_fxattrop_v2(xlator_t *this, gfx_fxattrop_req *req, fd_t *fd, + dict_t *xattr, int32_t flags, dict_t *xdata); + +int +client_pre_fgetxattr_v2(xlator_t *this, gfx_fgetxattr_req *req, fd_t *fd, + const char *name, dict_t *xdata); + +int +client_pre_fsetxattr_v2(xlator_t *this, gfx_fsetxattr_req *req, fd_t *fd, + int32_t flags, dict_t *xattr, dict_t *xdata); +int +client_pre_seek_v2(xlator_t *this, gfx_seek_req *req, fd_t *fd, off_t offset, + gf_seek_what_t what, dict_t *xdata); + +int +client_pre_rchecksum_v2(xlator_t *this, gfx_rchecksum_req *req, fd_t *fd, + int32_t len, off_t offset, dict_t *xdata); + +int +client_pre_setattr_v2(xlator_t *this, gfx_setattr_req *req, loc_t *loc, + int32_t valid, struct iatt *stbuf, dict_t *xdata); +int +client_pre_fsetattr_v2(xlator_t *this, gfx_fsetattr_req *req, fd_t *fd, + int32_t valid, struct iatt *stbuf, dict_t *xdata); + +int +client_pre_readdirp_v2(xlator_t *this, gfx_readdirp_req *req, fd_t *fd, + size_t size, off_t offset, dict_t *xdata); + +int +client_pre_fremovexattr_v2(xlator_t *this, gfx_fremovexattr_req *req, fd_t *fd, + const char *name, dict_t *xdata); + +int +client_pre_fallocate_v2(xlator_t *this, gfx_fallocate_req *req, fd_t *fd, + int32_t flags, off_t offset, size_t size, + dict_t *xdata); +int +client_pre_discard_v2(xlator_t *this, gfx_discard_req *req, fd_t *fd, + off_t offset, size_t size, dict_t *xdata); +int +client_pre_zerofill_v2(xlator_t *this, gfx_zerofill_req *req, fd_t *fd, + off_t offset, size_t size, dict_t *xdata); +int +client_pre_ipc_v2(xlator_t *this, gfx_ipc_req *req, int32_t cmd, dict_t *xdata); + +int +client_pre_lease_v2(xlator_t *this, gfx_lease_req *req, loc_t *loc, + struct gf_lease *lease, dict_t *xdata); + +int +client_pre_put_v2(xlator_t *this, gfx_put_req *req, loc_t *loc, mode_t mode, + mode_t umask, int32_t flags, size_t size, off_t offset, + dict_t *xattr, dict_t *xdata); + +int +client_post_readv_v2(xlator_t *this, gfx_read_rsp *rsp, struct iobref **iobref, + struct iobref *rsp_iobref, struct iatt *stat, + struct iovec *vector, struct iovec *rsp_vector, + int *rspcount, dict_t **xdata); + +int +client_post_create_v2(xlator_t *this, gfx_create_rsp *rsp, struct iatt *stbuf, + struct iatt *preparent, struct iatt *postparent, + clnt_local_t *local, dict_t **xdata); +int +client_post_lease_v2(xlator_t *this, gfx_lease_rsp *rsp, struct gf_lease *lease, + dict_t **xdata); +int +client_post_lk_v2(xlator_t *this, gfx_lk_rsp *rsp, struct gf_flock *lock, + dict_t **xdata); +int +client_post_readdir_v2(xlator_t *this, gfx_readdir_rsp *rsp, + gf_dirent_t *entries, dict_t **xdata); +int +client_post_readdirp_v2(xlator_t *this, gfx_readdirp_rsp *rsp, fd_t *fd, + gf_dirent_t *entries, dict_t **xdata); +int +client_post_rename_v2(xlator_t *this, gfx_rename_rsp *rsp, struct iatt *stbuf, + struct iatt *preoldparent, struct iatt *postoldparent, + struct iatt *prenewparent, struct iatt *postnewparent, + dict_t **xdata); + +int +client_pre_copy_file_range_v2(xlator_t *this, gfx_copy_file_range_req *req, + fd_t *fd_in, off64_t off_in, fd_t *fd_out, + off64_t off_out, size_t size, int32_t flags, + dict_t **xdata); + +#endif /* __CLIENT_COMMON_H__ */ diff --git a/xlators/protocol/client/src/client-handshake.c b/xlators/protocol/client/src/client-handshake.c new file mode 100644 index 00000000000..ea5ef5c1800 --- /dev/null +++ b/xlators/protocol/client/src/client-handshake.c @@ -0,0 +1,1415 @@ +/* + Copyright (c) 2008-2012 Red Hat, Inc. <http://www.redhat.com> + This file is part of GlusterFS. + + This file is licensed to you under your choice of the GNU Lesser + General Public License, version 3 or any later version (LGPLv3 or + later), or the GNU General Public License, version 2 (GPLv2), in all + cases as published by the Free Software Foundation. +*/ + +#include <glusterfs/fd-lk.h> +#include "client.h" +#include <glusterfs/xlator.h> +#include <glusterfs/defaults.h> +#include <glusterfs/glusterfs.h> +#include <glusterfs/statedump.h> +#include <glusterfs/compat-errno.h> + +#include "glusterfs3.h" +#include "portmap-xdr.h" +#include "rpc-common-xdr.h" +#include "client-messages.h" +#include "xdr-rpc.h" + +#define CLIENT_REOPEN_MAX_ATTEMPTS 1024 +extern rpc_clnt_prog_t clnt3_3_fop_prog; +extern rpc_clnt_prog_t clnt4_0_fop_prog; +extern rpc_clnt_prog_t clnt_pmap_prog; + +int32_t +client3_getspec(call_frame_t *frame, xlator_t *this, void *data) +{ + CLIENT_STACK_UNWIND(getspec, frame, -1, ENOSYS, NULL); + return 0; +} + +static int +client_notify_parents_child_up(xlator_t *this) +{ + clnt_conf_t *conf = NULL; + int ret = 0; + + GF_VALIDATE_OR_GOTO("client", this, out); + conf = this->private; + GF_VALIDATE_OR_GOTO(this->name, conf, out); + + if (conf->child_up) { + ret = client_notify_dispatch_uniq(this, GF_EVENT_CHILD_UP, NULL); + if (ret) { + gf_smsg(this->name, GF_LOG_INFO, 0, PC_MSG_CHILD_UP_NOTIFY_FAILED, + NULL); + goto out; + } + } else { + gf_smsg(this->name, GF_LOG_INFO, 0, PC_MSG_CHILD_STATUS, NULL); + } + +out: + return 0; +} + +void +client_default_reopen_done(clnt_fd_ctx_t *fdctx, int64_t rfd, xlator_t *this) +{ + gf_log_callingfn(this->name, GF_LOG_WARNING, + "This function should never be called"); +} + +static void +client_reopen_done(clnt_fd_ctx_t *fdctx, int64_t rfd, xlator_t *this) +{ + clnt_conf_t *conf = this->private; + gf_boolean_t destroy = _gf_false; + + pthread_spin_lock(&conf->fd_lock); + { + fdctx->remote_fd = rfd; + fdctx->reopen_attempts = 0; + fdctx->reopen_done = client_default_reopen_done; + if (!fdctx->released) + list_add_tail(&fdctx->sfd_pos, &conf->saved_fds); + else + destroy = _gf_true; + } + pthread_spin_unlock(&conf->fd_lock); + + if (destroy) + client_fdctx_destroy(this, fdctx); +} + +static void +client_child_up_reopen_done(clnt_fd_ctx_t *fdctx, int64_t rfd, xlator_t *this) +{ + clnt_conf_t *conf = this->private; + uint64_t fd_count = 0; + + LOCK(&conf->rec_lock); + { + fd_count = --(conf->reopen_fd_count); + } + UNLOCK(&conf->rec_lock); + + client_reopen_done(fdctx, rfd, this); + if (fd_count == 0) { + gf_smsg(this->name, GF_LOG_INFO, 0, PC_MSG_CHILD_UP_NOTIFY, NULL); + client_notify_parents_child_up(this); + } +} + +int +client3_3_reopen_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + int32_t ret = -1; + gfs3_open_rsp rsp = { + 0, + }; + call_frame_t *frame = myframe; + xlator_t *this = frame->this; + clnt_local_t *local = frame->local; + clnt_fd_ctx_t *fdctx = local->fdctx; + + if (-1 == req->rpc_status) { + gf_smsg(frame->this->name, GF_LOG_WARNING, ENOTCONN, + PC_MSG_RPC_STATUS_ERROR, NULL); + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfs3_open_rsp); + if (ret < 0) { + gf_smsg(frame->this->name, GF_LOG_ERROR, EINVAL, + PC_MSG_XDR_DECODING_FAILED, NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + if (rsp.op_ret < 0) { + gf_smsg(frame->this->name, GF_LOG_WARNING, rsp.op_errno, + PC_MSG_REOPEN_FAILED, "path=%s", local->loc.path); + } else { + gf_msg_debug(frame->this->name, 0, + "reopen on %s succeeded (remote-fd = %" PRId64 ")", + local->loc.path, rsp.fd); + } + + if (rsp.op_ret == -1) { + goto out; + } + +out: + fdctx->reopen_done(fdctx, (rsp.op_ret) ? -1 : rsp.fd, this); + + frame->local = NULL; + STACK_DESTROY(frame->root); + + client_local_wipe(local); + + return 0; +} + +int +client3_3_reopendir_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + int32_t ret = -1; + gfs3_open_rsp rsp = { + 0, + }; + call_frame_t *frame = myframe; + clnt_local_t *local = frame->local; + clnt_fd_ctx_t *fdctx = local->fdctx; + + if (-1 == req->rpc_status) { + gf_smsg(frame->this->name, GF_LOG_WARNING, ENOTCONN, + PC_MSG_RPC_STATUS_ERROR, NULL); + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfs3_opendir_rsp); + if (ret < 0) { + gf_smsg(frame->this->name, GF_LOG_ERROR, EINVAL, + PC_MSG_XDR_DECODING_FAILED, NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + if (rsp.op_ret < 0) { + gf_smsg(frame->this->name, GF_LOG_WARNING, rsp.op_errno, + PC_MSG_REOPEN_FAILED, "path=%s", local->loc.path, NULL); + } else { + gf_smsg(frame->this->name, GF_LOG_INFO, 0, PC_MSG_DIR_OP_SUCCESS, + "path=%s", local->loc.path, "fd=%" PRId64, rsp.fd, NULL); + } + + if (-1 == rsp.op_ret) { + goto out; + } + +out: + fdctx->reopen_done(fdctx, (rsp.op_ret) ? -1 : rsp.fd, frame->this); + + frame->local = NULL; + STACK_DESTROY(frame->root); + client_local_wipe(local); + + return 0; +} + +static int +protocol_client_reopendir(clnt_fd_ctx_t *fdctx, xlator_t *this) +{ + int ret = -1; + gfs3_opendir_req req = { + { + 0, + }, + }; + clnt_local_t *local = NULL; + call_frame_t *frame = NULL; + clnt_conf_t *conf = NULL; + + conf = this->private; + + local = mem_get0(this->local_pool); + if (!local) { + goto out; + } + local->fdctx = fdctx; + + gf_uuid_copy(local->loc.gfid, fdctx->gfid); + ret = loc_path(&local->loc, NULL); + if (ret < 0) + goto out; + + frame = create_frame(this, this->ctx->pool); + if (!frame) { + goto out; + } + + memcpy(req.gfid, fdctx->gfid, 16); + + gf_msg_debug(frame->this->name, 0, "attempting reopen on %s", + local->loc.path); + + frame->local = local; + + ret = client_submit_request(this, &req, frame, conf->fops, GFS3_OP_OPENDIR, + client3_3_reopendir_cbk, NULL, + (xdrproc_t)xdr_gfs3_opendir_req); + if (ret) { + gf_smsg(this->name, GF_LOG_ERROR, 0, PC_MSG_DIR_OP_FAILED, NULL); + } + + return 0; + +out: + if (local) + client_local_wipe(local); + + fdctx->reopen_done(fdctx, fdctx->remote_fd, this); + + return 0; +} + +static int +protocol_client_reopenfile(clnt_fd_ctx_t *fdctx, xlator_t *this) +{ + int ret = -1; + gfs3_open_req req = { + { + 0, + }, + }; + clnt_local_t *local = NULL; + call_frame_t *frame = NULL; + clnt_conf_t *conf = NULL; + + conf = this->private; + + frame = create_frame(this, this->ctx->pool); + if (!frame) { + goto out; + } + + local = mem_get0(this->local_pool); + if (!local) { + goto out; + } + + local->fdctx = fdctx; + gf_uuid_copy(local->loc.gfid, fdctx->gfid); + ret = loc_path(&local->loc, NULL); + if (ret < 0) + goto out; + + frame->local = local; + + memcpy(req.gfid, fdctx->gfid, 16); + req.flags = gf_flags_from_flags(fdctx->flags); + req.flags = req.flags & (~(O_TRUNC | O_CREAT | O_EXCL)); + + gf_msg_debug(frame->this->name, 0, "attempting reopen on %s", + local->loc.path); + + ret = client_submit_request(this, &req, frame, conf->fops, GFS3_OP_OPEN, + client3_3_reopen_cbk, NULL, + (xdrproc_t)xdr_gfs3_open_req); + if (ret) { + gf_smsg(this->name, GF_LOG_ERROR, 0, PC_MSG_DIR_OP_FAILED, NULL); + } + + return 0; + +out: + if (frame) { + frame->local = NULL; + STACK_DESTROY(frame->root); + } + + if (local) + client_local_wipe(local); + + fdctx->reopen_done(fdctx, fdctx->remote_fd, this); + + return 0; +} + +static void +protocol_client_reopen(clnt_fd_ctx_t *fdctx, xlator_t *this) +{ + if (fdctx->is_dir) + protocol_client_reopendir(fdctx, this); + else + protocol_client_reopenfile(fdctx, this); +} + +/* v4.x + */ +int +client4_0_reopen_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + int32_t ret = -1; + gfx_open_rsp rsp = { + 0, + }; + call_frame_t *frame = myframe; + xlator_t *this = frame->this; + clnt_local_t *local = frame->local; + clnt_fd_ctx_t *fdctx = local->fdctx; + + if (-1 == req->rpc_status) { + gf_smsg(frame->this->name, GF_LOG_WARNING, ENOTCONN, + PC_MSG_RPC_STATUS_ERROR, NULL); + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfx_open_rsp); + if (ret < 0) { + gf_smsg(frame->this->name, GF_LOG_ERROR, EINVAL, + PC_MSG_XDR_DECODING_FAILED, NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + if (rsp.op_ret < 0) { + gf_smsg(frame->this->name, GF_LOG_WARNING, rsp.op_errno, + PC_MSG_REOPEN_FAILED, "path=%s", local->loc.path, NULL); + } else { + gf_msg_debug(frame->this->name, 0, + "reopen on %s succeeded (remote-fd = %" PRId64 ")", + local->loc.path, rsp.fd); + } + + if (rsp.op_ret == -1) { + goto out; + } + +out: + fdctx->reopen_done(fdctx, (rsp.op_ret) ? -1 : rsp.fd, this); + + frame->local = NULL; + STACK_DESTROY(frame->root); + + client_local_wipe(local); + + return 0; +} + +int +client4_0_reopendir_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + int32_t ret = -1; + gfx_open_rsp rsp = { + 0, + }; + call_frame_t *frame = myframe; + clnt_local_t *local = frame->local; + clnt_fd_ctx_t *fdctx = local->fdctx; + + if (-1 == req->rpc_status) { + gf_smsg(frame->this->name, GF_LOG_WARNING, ENOTCONN, + PC_MSG_RPC_STATUS_ERROR, NULL); + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfx_open_rsp); + if (ret < 0) { + gf_smsg(frame->this->name, GF_LOG_ERROR, EINVAL, + PC_MSG_XDR_DECODING_FAILED, NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + if (rsp.op_ret < 0) { + gf_smsg(frame->this->name, GF_LOG_WARNING, rsp.op_errno, + PC_MSG_DIR_OP_FAILED, "dir-path=%s", local->loc.path, NULL); + } else { + gf_smsg(frame->this->name, GF_LOG_INFO, 0, PC_MSG_DIR_OP_SUCCESS, + "path=%s", local->loc.path, "fd=%" PRId64, rsp.fd, NULL); + } + + if (-1 == rsp.op_ret) { + goto out; + } + +out: + fdctx->reopen_done(fdctx, (rsp.op_ret) ? -1 : rsp.fd, frame->this); + + frame->local = NULL; + STACK_DESTROY(frame->root); + client_local_wipe(local); + + return 0; +} + +static int +protocol_client_reopendir_v2(clnt_fd_ctx_t *fdctx, xlator_t *this) +{ + int ret = -1; + gfx_opendir_req req = { + { + 0, + }, + }; + call_frame_t *frame = NULL; + clnt_conf_t *conf = this->private; + clnt_local_t *local = mem_get0(this->local_pool); + + if (!local) { + ret = -1; + goto out; + } + local->fdctx = fdctx; + + gf_uuid_copy(local->loc.gfid, fdctx->gfid); + ret = loc_path(&local->loc, NULL); + if (ret < 0) + goto out; + + frame = create_frame(this, this->ctx->pool); + if (!frame) { + ret = -1; + goto out; + } + + memcpy(req.gfid, fdctx->gfid, 16); + + gf_msg_debug(frame->this->name, 0, "attempting reopen on %s", + local->loc.path); + + frame->local = local; + + ret = client_submit_request(this, &req, frame, conf->fops, GFS3_OP_OPENDIR, + client4_0_reopendir_cbk, NULL, + (xdrproc_t)xdr_gfx_opendir_req); + if (ret) { + gf_smsg(this->name, GF_LOG_ERROR, 0, PC_MSG_DIR_OP_FAILED, NULL); + } + + return 0; + +out: + if (local) + client_local_wipe(local); + + fdctx->reopen_done(fdctx, fdctx->remote_fd, this); + + return 0; +} + +static int +protocol_client_reopenfile_v2(clnt_fd_ctx_t *fdctx, xlator_t *this) +{ + int ret = -1; + gfx_open_req req = { + { + 0, + }, + }; + clnt_local_t *local = NULL; + clnt_conf_t *conf = this->private; + call_frame_t *frame = create_frame(this, this->ctx->pool); + + if (!frame) { + ret = -1; + goto out; + } + + local = mem_get0(this->local_pool); + if (!local) { + ret = -1; + goto out; + } + + local->fdctx = fdctx; + gf_uuid_copy(local->loc.gfid, fdctx->gfid); + ret = loc_path(&local->loc, NULL); + if (ret < 0) + goto out; + + frame->local = local; + + memcpy(req.gfid, fdctx->gfid, 16); + req.flags = gf_flags_from_flags(fdctx->flags); + req.flags = req.flags & (~(O_TRUNC | O_CREAT | O_EXCL)); + + gf_msg_debug(frame->this->name, 0, "attempting reopen on %s", + local->loc.path); + + ret = client_submit_request(this, &req, frame, conf->fops, GFS3_OP_OPEN, + client4_0_reopen_cbk, NULL, + (xdrproc_t)xdr_gfx_open_req); + if (ret) { + gf_smsg(this->name, GF_LOG_ERROR, 0, PC_MSG_DIR_OP_FAILED, NULL); + } + + return 0; + +out: + if (frame) { + frame->local = NULL; + STACK_DESTROY(frame->root); + } + + if (local) + client_local_wipe(local); + + fdctx->reopen_done(fdctx, fdctx->remote_fd, this); + + return 0; +} + +static void +protocol_client_reopen_v2(clnt_fd_ctx_t *fdctx, xlator_t *this) +{ + if (fdctx->is_dir) + protocol_client_reopendir_v2(fdctx, this); + else + protocol_client_reopenfile_v2(fdctx, this); +} + +gf_boolean_t +__is_fd_reopen_in_progress(clnt_fd_ctx_t *fdctx) +{ + if (fdctx->reopen_done == client_default_reopen_done) + return _gf_false; + return _gf_true; +} + +void +client_attempt_reopen(fd_t *fd, xlator_t *this) +{ + if (!fd || !this) + goto out; + + clnt_conf_t *conf = this->private; + clnt_fd_ctx_t *fdctx = NULL; + gf_boolean_t reopen = _gf_false; + + pthread_spin_lock(&conf->fd_lock); + { + fdctx = this_fd_get_ctx(fd, this); + if (!fdctx) { + pthread_spin_unlock(&conf->fd_lock); + goto out; + } + + if (__is_fd_reopen_in_progress(fdctx)) + goto unlock; + if (fdctx->remote_fd != -1) + goto unlock; + + if (fdctx->reopen_attempts == CLIENT_REOPEN_MAX_ATTEMPTS) { + reopen = _gf_true; + fdctx->reopen_done = client_reopen_done; + list_del_init(&fdctx->sfd_pos); + } else { + fdctx->reopen_attempts++; + } + } +unlock: + pthread_spin_unlock(&conf->fd_lock); + if (reopen) { + if (conf->fops->progver == GLUSTER_FOP_VERSION_v2) + protocol_client_reopen_v2(fdctx, this); + else + protocol_client_reopen(fdctx, this); + } +out: + return; +} + +static int +client_post_handshake(call_frame_t *frame, xlator_t *this) +{ + clnt_conf_t *conf = NULL; + clnt_fd_ctx_t *tmp = NULL; + clnt_fd_ctx_t *fdctx = NULL; + struct list_head reopen_head; + + int count = 0; + + if (!this || !this->private) + goto out; + + conf = this->private; + INIT_LIST_HEAD(&reopen_head); + + pthread_spin_lock(&conf->fd_lock); + { + list_for_each_entry_safe(fdctx, tmp, &conf->saved_fds, sfd_pos) + { + if (fdctx->remote_fd != -1 || + (!list_empty(&fdctx->lock_list) && conf->strict_locks)) + continue; + + fdctx->reopen_done = client_child_up_reopen_done; + list_del_init(&fdctx->sfd_pos); + list_add_tail(&fdctx->sfd_pos, &reopen_head); + count++; + } + } + pthread_spin_unlock(&conf->fd_lock); + + /* Delay notifying CHILD_UP to parents + until all locks are recovered */ + if (count > 0) { + gf_smsg(this->name, GF_LOG_INFO, 0, PC_MSG_CHILD_UP_NOTIFY_DELAY, + "count=%d", count, NULL); + client_save_number_fds(conf, count); + + list_for_each_entry_safe(fdctx, tmp, &reopen_head, sfd_pos) + { + list_del_init(&fdctx->sfd_pos); + + if (conf->fops->progver == GLUSTER_FOP_VERSION_v2) + protocol_client_reopen_v2(fdctx, this); + else + protocol_client_reopen(fdctx, this); + } + } else { + gf_msg_debug(this->name, 0, + "No fds to open - notifying all parents child " + "up"); + client_notify_parents_child_up(this); + } +out: + return 0; +} + +int +client_setvolume_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + call_frame_t *frame = myframe; + xlator_t *this = frame->this; + clnt_conf_t *conf = this->private; + dict_t *reply = NULL; + char *process_uuid = NULL; + char *volume_id = NULL; + char *remote_error = NULL; + char *remote_subvol = NULL; + gf_setvolume_rsp rsp = { + 0, + }; + int ret = 0; + int32_t op_ret = 0; + int32_t op_errno = 0; + gf_boolean_t auth_fail = _gf_false; + glusterfs_ctx_t *ctx = NULL; + + GF_VALIDATE_OR_GOTO(this->name, conf, out); + ctx = this->ctx; + GF_VALIDATE_OR_GOTO(this->name, ctx, out); + + if (-1 == req->rpc_status) { + gf_smsg(frame->this->name, GF_LOG_WARNING, ENOTCONN, + PC_MSG_RPC_STATUS_ERROR, NULL); + op_ret = -1; + goto out; + } + + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gf_setvolume_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + op_ret = -1; + goto out; + } + op_ret = rsp.op_ret; + op_errno = gf_error_to_errno(rsp.op_errno); + if (-1 == rsp.op_ret) { + gf_smsg(frame->this->name, GF_LOG_WARNING, op_errno, + PC_MSG_VOL_SET_FAIL, NULL); + } + + reply = dict_new(); + if (!reply) + goto out; + + if (rsp.dict.dict_len) { + ret = dict_unserialize(rsp.dict.dict_val, rsp.dict.dict_len, &reply); + if (ret < 0) { + gf_smsg(frame->this->name, GF_LOG_WARNING, 0, + PC_MSG_DICT_UNSERIALIZE_FAIL, NULL); + goto out; + } + } + + ret = dict_get_str_sizen(reply, "ERROR", &remote_error); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_WARNING, EINVAL, PC_MSG_DICT_GET_FAILED, + "ERROR string", NULL); + } + + ret = dict_get_str_sizen(reply, "process-uuid", &process_uuid); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_WARNING, EINVAL, PC_MSG_DICT_GET_FAILED, + "process-uuid", NULL); + } + + if (op_ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, op_errno, PC_MSG_SETVOLUME_FAIL, + "remote-error=%s", remote_error, NULL); + + errno = op_errno; + if (remote_error && (op_errno == EACCES)) { + auth_fail = _gf_true; + op_ret = 0; + } + if ((op_errno == ENOENT) && this->ctx->cmd_args.subdir_mount && + (ctx->graph_id <= 1)) { + /* A case of subdir not being present at the moment, + ride on auth_fail framework to notify the error */ + /* Make sure this case is handled only in the new + graph, so mount may fail in this case. In case + of 'add-brick' etc, we need to continue retry */ + auth_fail = _gf_true; + op_ret = 0; + } + if (op_errno == ESTALE) { + ret = client_notify_dispatch(this, GF_EVENT_VOLFILE_MODIFIED, NULL); + if (ret) + gf_smsg(this->name, GF_LOG_INFO, 0, + PC_MSG_VOLFILE_NOTIFY_FAILED, NULL); + } + goto out; + } + + ret = dict_get_str_sizen(this->options, "remote-subvolume", &remote_subvol); + if (ret || !remote_subvol) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FIND_KEY_FAILED, + "remote-subvolume", NULL); + goto out; + } + + ret = dict_get_str_sizen(reply, "volume-id", &volume_id); + if (ret < 0) { + /* this can happen if the server is of old version, so treat it as + just debug message */ + gf_msg_debug(this->name, EINVAL, + "failed to get 'volume-id' from reply dict"); + } else if (ctx->master && strncmp("snapd", remote_subvol, 5)) { + /* TODO: if it is a fuse mount or a snapshot enabled client, don't + bother */ + /* If any value is set, the first element will be non-0. + It would be '0', but not '\0' :-) */ + if (ctx->volume_id[0]) { + if (strcmp(ctx->volume_id, volume_id)) { + /* Ideally it shouldn't even come here, as server itself + should fail the handshake in that case */ + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_VOL_ID_CHANGED, + "vol-id=%s", volume_id, "ctx->vol-id=%s", + ctx->volume_id, NULL); + op_ret = -1; + goto out; + } + } else { + strncpy(ctx->volume_id, volume_id, GF_UUID_BUF_SIZE); + } + } + + uint32_t child_up_int; + ret = dict_get_uint32(reply, "child_up", &child_up_int); + if (ret) { + /* + * This would happen in cases where the server trying to * + * connect to this client is running an older version. Hence * + * setting the child_up to _gf_true in this case. * + */ + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FIND_KEY_FAILED, + "child_up", NULL); + conf->child_up = _gf_true; + } else { + conf->child_up = (child_up_int != 0); + } + + /* TODO: currently setpeer path is broken */ + /* + if (process_uuid && req->conn && + !strcmp (this->ctx->process_uuid, process_uuid)) { + rpc_transport_t *peer_trans = NULL; + uint64_t peertrans_int = 0; + + ret = dict_get_uint64 (reply, "transport-ptr", + &peertrans_int); + if (ret) + goto out; + + gf_log (this->name, GF_LOG_WARNING, + "attaching to the local volume '%s'", + remote_subvol); + + peer_trans = (void *) (long) (peertrans_int); + + rpc_transport_setpeer (req->conn->trans, peer_trans); + } + */ + + conf->client_id = glusterfs_leaf_position(this); + + gf_smsg(this->name, GF_LOG_INFO, 0, PC_MSG_REMOTE_VOL_CONNECTED, + "conn-name=%s", conf->rpc->conn.name, "remote_subvol=%s", + remote_subvol, NULL); + + op_ret = 0; + conf->connected = 1; + + client_post_handshake(frame, frame->this); +out: + if (auth_fail) { + gf_smsg(this->name, GF_LOG_INFO, 0, PC_MSG_AUTH_FAILED, NULL); + ret = client_notify_dispatch(this, GF_EVENT_AUTH_FAILED, NULL); + if (ret) + gf_smsg(this->name, GF_LOG_INFO, 0, + PC_MSG_AUTH_FAILED_NOTIFY_FAILED, NULL); + conf->connected = 0; + ret = -1; + } + if (-1 == op_ret) { + /* Let the connection/re-connection happen in + * background, for now, don't hang here, + * tell the parents that i am all ok.. + */ + gf_smsg(this->name, GF_LOG_INFO, 0, PC_MSG_CHILD_CONNECTING_EVENT, + NULL); + ret = client_notify_dispatch(this, GF_EVENT_CHILD_CONNECTING, NULL); + if (ret) + gf_smsg(this->name, GF_LOG_INFO, 0, + PC_MSG_CHILD_CONNECTING_NOTIFY_FAILED, NULL); + /* + * The reconnection *won't* happen in the background (see + * previous comment) unless we kill the current connection. + */ + rpc_transport_disconnect(conf->rpc->conn.trans, _gf_false); + ret = 0; + } + + free(rsp.dict.dict_val); + + STACK_DESTROY(frame->root); + + if (reply) + dict_unref(reply); + + return ret; +} + +int +client_setvolume(xlator_t *this, struct rpc_clnt *rpc) +{ + int ret = 0; + gf_setvolume_req req = { + { + 0, + }, + }; + call_frame_t *fr = NULL; + char *process_uuid_xl = NULL; + char *remote_subvol = NULL; + clnt_conf_t *conf = this->private; + dict_t *options = this->options; + char counter_str[32] = {0}; + char hostname[256] = { + 0, + }; + + if (conf->fops) { + ret = dict_set_int32_sizen(options, "fops-version", + conf->fops->prognum); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, 0, PC_MSG_DICT_SET_FAILED, + "version-fops=%d", conf->fops->prognum, NULL); + goto fail; + } + } + + if (conf->mgmt) { + ret = dict_set_int32_sizen(options, "mgmt-version", + conf->mgmt->prognum); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, 0, PC_MSG_DICT_SET_FAILED, + "version-mgmt=%d", conf->mgmt->prognum, NULL); + goto fail; + } + } + + /* + * Connection-id should always be unique so that server never gets to + * reuse the previous connection resources so it cleans up the resources + * on every disconnect. Otherwise it may lead to stale resources, i.e. + * leaked file descriptors, inode/entry locks + */ + + snprintf(counter_str, sizeof(counter_str), "-%" PRIu64, conf->setvol_count); + conf->setvol_count++; + + if (gethostname(hostname, 256) == -1) { + gf_smsg(this->name, GF_LOG_ERROR, errno, PC_MSG_GETHOSTNAME_FAILED, + NULL); + + goto fail; + } + + ret = gf_asprintf(&process_uuid_xl, GLUSTER_PROCESS_UUID_FMT, + this->ctx->process_uuid, this->graph->id, getpid(), + hostname, this->name, counter_str); + if (-1 == ret) { + gf_smsg(this->name, GF_LOG_ERROR, 0, PC_MSG_PROCESS_UUID_SET_FAIL, + NULL); + goto fail; + } + + ret = dict_set_dynstr_sizen(options, "process-uuid", process_uuid_xl); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, 0, PC_MSG_DICT_SET_FAILED, + "process-uuid=%s", process_uuid_xl, NULL); + goto fail; + } + + if (this->ctx->cmd_args.process_name) { + ret = dict_set_str_sizen(options, "process-name", + this->ctx->cmd_args.process_name); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_INFO, 0, PC_MSG_DICT_SET_FAILED, + "process-name", NULL); + } + } + + ret = dict_set_str_sizen(options, "client-version", PACKAGE_VERSION); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_DICT_SET_FAILED, + "client-version=%s", PACKAGE_VERSION, NULL); + } + + ret = dict_get_str_sizen(this->options, "remote-subvolume", &remote_subvol); + if (ret || !remote_subvol) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FIND_KEY_FAILED, + "remote-subvolume", NULL); + goto fail; + } + + /* volume-id to be sent only for regular volume, not snap volume */ + if (strncmp("snapd", remote_subvol, 5)) { + /* If any value is set, the first element will be non-0. + It would be '0', but not '\0' :-) */ + if (!this->ctx->volume_id[0]) { + strncpy(this->ctx->volume_id, this->graph->volume_id, + GF_UUID_BUF_SIZE); + } + if (this->ctx->volume_id[0]) { + ret = dict_set_str(options, "volume-id", this->ctx->volume_id); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_INFO, 0, PC_MSG_DICT_SET_FAILED, + "volume-id", NULL); + } + } + } + + if (this->ctx->cmd_args.volfile_server) { + if (this->ctx->cmd_args.volfile_id) { + ret = dict_set_str_sizen(options, "volfile-key", + this->ctx->cmd_args.volfile_id); + if (ret) + gf_smsg(this->name, GF_LOG_ERROR, 0, + PC_MSG_VOLFILE_KEY_SET_FAILED, NULL); + } + ret = dict_set_uint32(options, "volfile-checksum", + this->graph->volfile_checksum); + if (ret) + gf_smsg(this->name, GF_LOG_ERROR, 0, PC_MSG_VOLFILE_CHECKSUM_FAILED, + NULL); + } + + if (this->ctx->cmd_args.subdir_mount) { + ret = dict_set_str_sizen(options, "subdir-mount", + this->ctx->cmd_args.subdir_mount); + if (ret) { + gf_log(THIS->name, GF_LOG_ERROR, "Failed to set subdir_mount"); + /* It makes sense to fail, as per the CLI, we + should be doing a subdir_mount */ + goto fail; + } + } + + /* Insert a dummy key value pair to avoid failure at server side for + * clnt-lk-version with new clients. + */ + ret = dict_set_uint32(options, "clnt-lk-version", 1); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_DICT_SET_FAILED, + "clnt-lk-version(1)", NULL); + } + + ret = dict_set_int32_sizen(options, "opversion", GD_OP_VERSION_MAX); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, 0, PC_MSG_DICT_SET_FAILED, + "client opversion", NULL); + } + + ret = dict_allocate_and_serialize(options, (char **)&req.dict.dict_val, + &req.dict.dict_len); + if (ret != 0) { + ret = -1; + gf_smsg(this->name, GF_LOG_ERROR, 0, PC_MSG_DICT_SERIALIZE_FAIL, NULL); + goto fail; + } + + fr = create_frame(this, this->ctx->pool); + if (!fr) + goto fail; + + ret = client_submit_request(this, &req, fr, conf->handshake, + GF_HNDSK_SETVOLUME, client_setvolume_cbk, NULL, + (xdrproc_t)xdr_gf_setvolume_req); + +fail: + GF_FREE(req.dict.dict_val); + + return ret; +} + +static int +select_server_supported_programs(xlator_t *this, gf_prog_detail *prog) +{ + gf_prog_detail *trav = NULL; + clnt_conf_t *conf = NULL; + int ret = -1; + + if (!this || !prog) { + gf_smsg(THIS->name, GF_LOG_WARNING, 0, PC_MSG_PGM_NOT_FOUND, NULL); + goto out; + } + + conf = this->private; + trav = prog; + + while (trav) { + /* Select 'programs' */ + if ((clnt3_3_fop_prog.prognum == trav->prognum) && + (clnt3_3_fop_prog.progver == trav->progver)) { + conf->fops = &clnt3_3_fop_prog; + if (conf->rpc) + conf->rpc->auth_value = AUTH_GLUSTERFS_v2; + ret = 0; + /* In normal flow, we don't want to use old protocol type. + but if it is for testing, lets use it */ + if (conf->old_protocol) + goto done; + } + + if ((clnt4_0_fop_prog.prognum == trav->prognum) && + (clnt4_0_fop_prog.progver == trav->progver)) { + conf->fops = &clnt4_0_fop_prog; + if (conf->rpc) + conf->rpc->auth_value = AUTH_GLUSTERFS_v3; + ret = 0; + /* this is latest program, lets use this program only */ + /* if we are testing for old-protocol, lets not break this */ + if (!conf->old_protocol) + goto done; + } + + if (ret) { + gf_msg_debug(this->name, 0, "%s (%" PRId64 ") not supported", + trav->progname, trav->progver); + } + trav = trav->next; + } + +done: + if (!ret) + gf_smsg(this->name, GF_LOG_INFO, 0, PC_MSG_VERSION_INFO, + "Program-name=%s", conf->fops->progname, "Num=%d", + conf->fops->prognum, "Version=%d", conf->fops->progver, NULL); + +out: + return ret; +} + +int +server_has_portmap(xlator_t *this, gf_prog_detail *prog) +{ + gf_prog_detail *trav = NULL; + int ret = -1; + + if (!this || !prog) { + gf_smsg(THIS->name, GF_LOG_WARNING, 0, PC_MSG_PGM_NOT_FOUND, NULL); + goto out; + } + + trav = prog; + + while (trav) { + if ((trav->prognum == GLUSTER_PMAP_PROGRAM) && + (trav->progver == GLUSTER_PMAP_VERSION)) { + gf_msg_debug(this->name, 0, "detected portmapper on server"); + ret = 0; + break; + } + trav = trav->next; + } + +out: + return ret; +} + +int +client_query_portmap_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + struct pmap_port_by_brick_rsp rsp = { + 0, + }; + call_frame_t *frame = NULL; + clnt_conf_t *conf = NULL; + int ret = -1; + struct rpc_clnt_config config = { + 0, + }; + xlator_t *this = NULL; + + frame = myframe; + if (!frame || !frame->this || !frame->this->private) { + gf_smsg(THIS->name, GF_LOG_WARNING, EINVAL, PC_MSG_FRAME_NOT_FOUND, + NULL); + goto out; + } + this = frame->this; + conf = frame->this->private; + + if (-1 == req->rpc_status) { + gf_smsg(this->name, GF_LOG_WARNING, ENOTCONN, PC_MSG_RPC_STATUS_ERROR, + NULL); + goto out; + } + + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_pmap_port_by_brick_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + goto out; + } + + if (-1 == rsp.op_ret) { + ret = -1; + if (!conf->portmap_err_logged) { + gf_smsg(this->name, GF_LOG_ERROR, 0, PC_MSG_PORT_NUM_ERROR, NULL); + } else { + gf_msg_debug(this->name, 0, + "failed to get the port number for " + "remote subvolume. Please run 'gluster " + "volume status' on server to see " + "if brick process is running."); + } + conf->portmap_err_logged = 1; + goto out; + } + + conf->portmap_err_logged = 0; + conf->disconnect_err_logged = 0; + config.remote_port = rsp.port; + rpc_clnt_reconfig(conf->rpc, &config); + + conf->skip_notify = 1; + conf->quick_reconnect = 1; + +out: + if (frame) + STACK_DESTROY(frame->root); + + if (conf) { + /* Need this to connect the same transport on different port */ + /* ie, glusterd to glusterfsd */ + rpc_transport_disconnect(conf->rpc->conn.trans, _gf_false); + } + + return ret; +} + +int +client_query_portmap(xlator_t *this, struct rpc_clnt *rpc) +{ + int ret = -1; + pmap_port_by_brick_req req = { + 0, + }; + call_frame_t *fr = NULL; + dict_t *options = NULL; + char *remote_subvol = NULL; + char *xprt = NULL; + char brick_name[PATH_MAX] = { + 0, + }; + + options = this->options; + + ret = dict_get_str_sizen(options, "remote-subvolume", &remote_subvol); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, 0, PC_MSG_REMOTE_SUBVOL_SET_FAIL, + NULL); + goto fail; + } + + req.brick = remote_subvol; + + if (!dict_get_str_sizen(options, "transport-type", &xprt)) { + if (!strcmp(xprt, "rdma")) { + snprintf(brick_name, sizeof(brick_name), "%s.rdma", remote_subvol); + req.brick = brick_name; + } + } + + fr = create_frame(this, this->ctx->pool); + if (!fr) { + ret = -1; + goto fail; + } + + ret = client_submit_request(this, &req, fr, &clnt_pmap_prog, + GF_PMAP_PORTBYBRICK, client_query_portmap_cbk, + NULL, (xdrproc_t)xdr_pmap_port_by_brick_req); + +fail: + return ret; +} + +static int +client_dump_version_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + gf_dump_rsp rsp = { + 0, + }; + gf_prog_detail *trav = NULL; + gf_prog_detail *next = NULL; + call_frame_t *frame = NULL; + clnt_conf_t *conf = NULL; + int ret = 0; + + frame = myframe; + conf = frame->this->private; + + if (-1 == req->rpc_status) { + gf_smsg(frame->this->name, GF_LOG_WARNING, ENOTCONN, + PC_MSG_RPC_STATUS_ERROR, NULL); + goto out; + } + + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gf_dump_rsp); + if (ret < 0) { + gf_smsg(frame->this->name, GF_LOG_ERROR, EINVAL, + PC_MSG_XDR_DECODING_FAILED, NULL); + goto out; + } + if (-1 == rsp.op_ret) { + gf_smsg(frame->this->name, GF_LOG_WARNING, 0, PC_MSG_VERSION_ERROR, + NULL); + goto out; + } + + if (server_has_portmap(frame->this, rsp.prog) == 0) { + ret = client_query_portmap(frame->this, conf->rpc); + goto out; + } + + /* Check for the proper version string */ + /* Reply in "Name:Program-Number:Program-Version,..." format */ + ret = select_server_supported_programs(frame->this, rsp.prog); + if (ret) { + gf_smsg(frame->this->name, GF_LOG_ERROR, 0, PC_MSG_VERSION_ERROR, NULL); + goto out; + } + + client_setvolume(frame->this, conf->rpc); + +out: + /* don't use GF_FREE, buffer was allocated by libc */ + if (rsp.prog) { + trav = rsp.prog; + while (trav) { + next = trav->next; + free(trav->progname); + free(trav); + trav = next; + } + } + + STACK_DESTROY(frame->root); + + if (ret != 0) + rpc_transport_disconnect(conf->rpc->conn.trans, _gf_false); + + return ret; +} + +int +client_handshake(xlator_t *this, struct rpc_clnt *rpc) +{ + call_frame_t *frame = NULL; + clnt_conf_t *conf = NULL; + gf_dump_req req = { + 0, + }; + int ret = 0; + + conf = this->private; + if (!conf->handshake) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_HANDSHAKE_PGM_NOT_FOUND, + NULL); + goto out; + } + + frame = create_frame(this, this->ctx->pool); + if (!frame) + goto out; + + req.gfs_id = 0xbabe; + ret = client_submit_request(this, &req, frame, conf->dump, GF_DUMP_DUMP, + client_dump_version_cbk, NULL, + (xdrproc_t)xdr_gf_dump_req); + +out: + return ret; +} + +char *clnt_handshake_procs[GF_HNDSK_MAXVALUE] = { + [GF_HNDSK_NULL] = "NULL", + [GF_HNDSK_SETVOLUME] = "SETVOLUME", + [GF_HNDSK_GETSPEC] = "GETSPEC", + [GF_HNDSK_PING] = "PING", +}; + +rpc_clnt_prog_t clnt_handshake_prog = { + .progname = "GlusterFS Handshake", + .prognum = GLUSTER_HNDSK_PROGRAM, + .progver = GLUSTER_HNDSK_VERSION, + .procnames = clnt_handshake_procs, +}; + +char *clnt_dump_proc[GF_DUMP_MAXVALUE] = { + [GF_DUMP_NULL] = "NULL", + [GF_DUMP_DUMP] = "DUMP", +}; + +rpc_clnt_prog_t clnt_dump_prog = { + .progname = "GF-DUMP", + .prognum = GLUSTER_DUMP_PROGRAM, + .progver = GLUSTER_DUMP_VERSION, + .procnames = clnt_dump_proc, +}; + +char *clnt_pmap_procs[GF_PMAP_MAXVALUE] = { + [GF_PMAP_PORTBYBRICK] = "PORTBYBRICK", +}; + +rpc_clnt_prog_t clnt_pmap_prog = { + .progname = "PORTMAP", + .prognum = GLUSTER_PMAP_PROGRAM, + .progver = GLUSTER_PMAP_VERSION, + .procnames = clnt_pmap_procs, +}; diff --git a/xlators/protocol/client/src/client-helpers.c b/xlators/protocol/client/src/client-helpers.c new file mode 100644 index 00000000000..189dfddd021 --- /dev/null +++ b/xlators/protocol/client/src/client-helpers.c @@ -0,0 +1,899 @@ +/* + Copyright (c) 2008-2012 Red Hat, Inc. <http://www.redhat.com> + This file is part of GlusterFS. + + This file is licensed to you under your choice of the GNU Lesser + General Public License, version 3 or any later version (LGPLv3 or + later), or the GNU General Public License, version 2 (GPLv2), in all + cases as published by the Free Software Foundation. +*/ + +#include "client.h" +#include <glusterfs/fd.h> +#include "client-messages.h" +#include "client-common.h" +#include <glusterfs/compat-errno.h> +#include <glusterfs/common-utils.h> + +int +client_fd_lk_list_empty(fd_lk_ctx_t *lk_ctx, gf_boolean_t try_lock) +{ + int ret = 1; + + if (!lk_ctx) { + ret = -1; + goto out; + } + + if (try_lock) { + ret = TRY_LOCK(&lk_ctx->lock); + if (ret != 0) { + ret = -1; + goto out; + } + } else { + LOCK(&lk_ctx->lock); + } + + ret = list_empty(&lk_ctx->lk_list); + UNLOCK(&lk_ctx->lock); +out: + return ret; +} + +clnt_fd_ctx_t * +this_fd_del_ctx(fd_t *file, xlator_t *this) +{ + int dict_ret = -1; + uint64_t ctxaddr = 0; + + GF_VALIDATE_OR_GOTO("client", this, out); + GF_VALIDATE_OR_GOTO(this->name, file, out); + + dict_ret = fd_ctx_del(file, this, &ctxaddr); + + if (dict_ret < 0) { + ctxaddr = 0; + } + +out: + return (clnt_fd_ctx_t *)(unsigned long)ctxaddr; +} + +clnt_fd_ctx_t * +this_fd_get_ctx(fd_t *file, xlator_t *this) +{ + int dict_ret = -1; + uint64_t ctxaddr = 0; + + GF_VALIDATE_OR_GOTO("client", this, out); + GF_VALIDATE_OR_GOTO(this->name, file, out); + + dict_ret = fd_ctx_get(file, this, &ctxaddr); + + if (dict_ret < 0) { + ctxaddr = 0; + } + +out: + return (clnt_fd_ctx_t *)(unsigned long)ctxaddr; +} + +void +this_fd_set_ctx(fd_t *file, xlator_t *this, loc_t *loc, clnt_fd_ctx_t *ctx) +{ + uint64_t oldaddr = 0; + int32_t ret = -1; + + GF_VALIDATE_OR_GOTO("client", this, out); + GF_VALIDATE_OR_GOTO(this->name, file, out); + + ret = fd_ctx_get(file, this, &oldaddr); + if (ret >= 0) { + if (loc) + gf_smsg(this->name, GF_LOG_INFO, 0, PC_MSG_FD_DUPLICATE_TRY, + "path=%s", loc->path, "gfid=%s", + uuid_utoa(loc->inode->gfid), NULL); + else + gf_smsg(this->name, GF_LOG_INFO, 0, PC_MSG_FD_DUPLICATE_TRY, + "file=%p", file, NULL); + } + + ret = fd_ctx_set(file, this, (uint64_t)(unsigned long)ctx); + if (ret < 0) { + if (loc) + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FD_SET_FAIL, + "path=%s", loc->path, "gfid=%s", + uuid_utoa(loc->inode->gfid), NULL); + else + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FD_SET_FAIL, + "file=%p", file, NULL); + } +out: + return; +} + +int +client_local_wipe(clnt_local_t *local) +{ + if (local) { + loc_wipe(&local->loc); + loc_wipe(&local->loc2); + + if (local->fd) { + fd_unref(local->fd); + } + + if (local->iobref) { + iobref_unref(local->iobref); + } + + GF_FREE(local->name); + mem_put(local); + } + + return 0; +} +int +unserialize_rsp_dirent(xlator_t *this, struct gfs3_readdir_rsp *rsp, + gf_dirent_t *entries) +{ + struct gfs3_dirlist *trav = NULL; + gf_dirent_t *entry = NULL; + int entry_len = 0; + int ret = -1; + clnt_conf_t *conf = NULL; + + conf = this->private; + + trav = rsp->reply; + while (trav) { + entry_len = gf_dirent_size(trav->name); + entry = GF_CALLOC(1, entry_len, gf_common_mt_gf_dirent_t); + if (!entry) + goto out; + + entry->d_ino = trav->d_ino; + gf_itransform(this, trav->d_off, &entry->d_off, conf->client_id); + entry->d_len = trav->d_len; + entry->d_type = trav->d_type; + + strcpy(entry->d_name, trav->name); + + list_add_tail(&entry->list, &entries->list); + + trav = trav->nextentry; + } + + ret = 0; +out: + return ret; +} + +int +unserialize_rsp_direntp(xlator_t *this, fd_t *fd, struct gfs3_readdirp_rsp *rsp, + gf_dirent_t *entries) +{ + struct gfs3_dirplist *trav = NULL; + gf_dirent_t *entry = NULL; + inode_table_t *itable = NULL; + int entry_len = 0; + int ret = -1; + clnt_conf_t *conf = NULL; + + trav = rsp->reply; + + if (fd) + itable = fd->inode->table; + + conf = this->private; + if (!conf) + goto out; + + while (trav) { + entry_len = gf_dirent_size(trav->name); + entry = GF_CALLOC(1, entry_len, gf_common_mt_gf_dirent_t); + if (!entry) + goto out; + + entry->d_ino = trav->d_ino; + gf_itransform(this, trav->d_off, &entry->d_off, conf->client_id); + entry->d_len = trav->d_len; + entry->d_type = trav->d_type; + + gf_stat_to_iatt(&trav->stat, &entry->d_stat); + + strcpy(entry->d_name, trav->name); + + if (trav->dict.dict_val) { + entry->dict = dict_new(); + if (!entry->dict) + goto out; + + ret = dict_unserialize(trav->dict.dict_val, trav->dict.dict_len, + &entry->dict); + if (ret < 0) { + gf_smsg(THIS->name, GF_LOG_WARNING, EINVAL, + PC_MSG_DICT_UNSERIALIZE_FAIL, "xattr", NULL); + goto out; + } + } + + entry->inode = inode_find(itable, entry->d_stat.ia_gfid); + if (!entry->inode) + entry->inode = inode_new(itable); + + list_add_tail(&entry->list, &entries->list); + + trav = trav->nextentry; + entry = NULL; + } + + ret = 0; +out: + if (entry) + gf_dirent_entry_free(entry); + return ret; +} + +int +clnt_readdirp_rsp_cleanup(gfs3_readdirp_rsp *rsp) +{ + gfs3_dirplist *prev = NULL; + gfs3_dirplist *trav = NULL; + + trav = rsp->reply; + prev = trav; + while (trav) { + trav = trav->nextentry; + /* on client, the rpc lib allocates this */ + free(prev->dict.dict_val); + free(prev->name); + free(prev); + prev = trav; + } + + return 0; +} + +int +unserialize_rsp_dirent_v2(xlator_t *this, struct gfx_readdir_rsp *rsp, + gf_dirent_t *entries) +{ + struct gfx_dirlist *trav = NULL; + gf_dirent_t *entry = NULL; + int entry_len = 0; + int ret = -1; + clnt_conf_t *conf = NULL; + + conf = this->private; + + trav = rsp->reply; + while (trav) { + entry_len = gf_dirent_size(trav->name); + entry = GF_CALLOC(1, entry_len, gf_common_mt_gf_dirent_t); + if (!entry) + goto out; + + entry->d_ino = trav->d_ino; + gf_itransform(this, trav->d_off, &entry->d_off, conf->client_id); + entry->d_len = trav->d_len; + entry->d_type = trav->d_type; + + strcpy(entry->d_name, trav->name); + + list_add_tail(&entry->list, &entries->list); + + trav = trav->nextentry; + } + + ret = 0; +out: + return ret; +} + +int +unserialize_rsp_direntp_v2(xlator_t *this, fd_t *fd, + struct gfx_readdirp_rsp *rsp, gf_dirent_t *entries) +{ + struct gfx_dirplist *trav = NULL; + gf_dirent_t *entry = NULL; + inode_table_t *itable = NULL; + int entry_len = 0; + int ret = -1; + clnt_conf_t *conf = NULL; + + trav = rsp->reply; + + if (fd) + itable = fd->inode->table; + + conf = this->private; + if (!conf) + goto out; + + while (trav) { + entry_len = gf_dirent_size(trav->name); + entry = GF_CALLOC(1, entry_len, gf_common_mt_gf_dirent_t); + if (!entry) + goto out; + + entry->d_ino = trav->d_ino; + gf_itransform(this, trav->d_off, &entry->d_off, conf->client_id); + entry->d_len = trav->d_len; + entry->d_type = trav->d_type; + + gfx_stat_to_iattx(&trav->stat, &entry->d_stat); + + strcpy(entry->d_name, trav->name); + + xdr_to_dict(&trav->dict, &entry->dict); + + entry->inode = inode_find(itable, entry->d_stat.ia_gfid); + if (!entry->inode) + entry->inode = inode_new(itable); + + list_add_tail(&entry->list, &entries->list); + + trav = trav->nextentry; + } + + ret = 0; +out: + return ret; +} + +int +clnt_readdirp_rsp_cleanup_v2(gfx_readdirp_rsp *rsp) +{ + gfx_dirplist *prev = NULL; + gfx_dirplist *trav = NULL; + + trav = rsp->reply; + prev = trav; + while (trav) { + trav = trav->nextentry; + free(prev->name); + free(prev); + prev = trav; + } + + return 0; +} + +int +clnt_readdir_rsp_cleanup(gfs3_readdir_rsp *rsp) +{ + gfs3_dirlist *prev = NULL; + gfs3_dirlist *trav = NULL; + + trav = rsp->reply; + prev = trav; + while (trav) { + trav = trav->nextentry; + /* on client, the rpc lib allocates this */ + free(prev->name); + free(prev); + prev = trav; + } + + return 0; +} + +int +clnt_readdir_rsp_cleanup_v2(gfx_readdir_rsp *rsp) +{ + gfx_dirlist *prev = NULL; + gfx_dirlist *trav = NULL; + + trav = rsp->reply; + prev = trav; + while (trav) { + trav = trav->nextentry; + /* on client, the rpc lib allocates this */ + free(prev->name); + free(prev); + prev = trav; + } + + return 0; +} + +int +client_get_remote_fd(xlator_t *this, fd_t *fd, int flags, int64_t *remote_fd) +{ + clnt_fd_ctx_t *fdctx = NULL; + clnt_conf_t *conf = NULL; + gf_boolean_t locks_held = _gf_false; + + GF_VALIDATE_OR_GOTO(this->name, fd, out); + GF_VALIDATE_OR_GOTO(this->name, remote_fd, out); + + conf = this->private; + pthread_spin_lock(&conf->fd_lock); + { + fdctx = this_fd_get_ctx(fd, this); + if (!fdctx) { + if (fd->anonymous) { + *remote_fd = GF_ANON_FD_NO; + } else { + *remote_fd = -1; + gf_msg_debug(this->name, EBADF, "not a valid fd for gfid: %s", + uuid_utoa(fd->inode->gfid)); + } + } else { + if (__is_fd_reopen_in_progress(fdctx)) + *remote_fd = -1; + else + *remote_fd = fdctx->remote_fd; + + locks_held = !list_empty(&fdctx->lock_list); + } + } + pthread_spin_unlock(&conf->fd_lock); + + if ((flags & FALLBACK_TO_ANON_FD) && (*remote_fd == -1) && (!locks_held)) + *remote_fd = GF_ANON_FD_NO; + + return 0; +out: + return -1; +} + +gf_boolean_t +client_is_reopen_needed(fd_t *fd, xlator_t *this, int64_t remote_fd) +{ + clnt_conf_t *conf = NULL; + clnt_fd_ctx_t *fdctx = NULL; + gf_boolean_t res = _gf_false; + + conf = this->private; + pthread_spin_lock(&conf->fd_lock); + { + fdctx = this_fd_get_ctx(fd, this); + if (fdctx && (fdctx->remote_fd == -1) && (remote_fd == GF_ANON_FD_NO)) + res = _gf_true; + } + pthread_spin_unlock(&conf->fd_lock); + + return res; +} + +int +client_fd_fop_prepare_local(call_frame_t *frame, fd_t *fd, int64_t remote_fd) +{ + xlator_t *this = NULL; + clnt_local_t *local = NULL; + int ret = 0; + + if (!frame || !fd) { + ret = -EINVAL; + goto out; + } + + this = frame->this; + + frame->local = mem_get0(this->local_pool); + if (frame->local == NULL) { + ret = -ENOMEM; + goto out; + } + + local = frame->local; + local->fd = fd_ref(fd); + local->attempt_reopen = client_is_reopen_needed(fd, this, remote_fd); + + return 0; +out: + return ret; +} + +void +clnt_getactivelk_rsp_cleanup(gfs3_getactivelk_rsp *rsp) +{ + gfs3_locklist *trav = NULL; + gfs3_locklist *next = NULL; + + trav = rsp->reply; + + while (trav) { + next = trav->nextentry; + free(trav->client_uid); + free(trav); + trav = next; + } +} + +void +clnt_getactivelk_rsp_cleanup_v2(gfx_getactivelk_rsp *rsp) +{ + gfs3_locklist *trav = NULL; + gfs3_locklist *next = NULL; + + trav = rsp->reply; + + while (trav) { + next = trav->nextentry; + free(trav->client_uid); + free(trav); + trav = next; + } +} +int +clnt_unserialize_rsp_locklist(xlator_t *this, struct gfs3_getactivelk_rsp *rsp, + lock_migration_info_t *lmi) +{ + struct gfs3_locklist *trav = NULL; + lock_migration_info_t *temp = NULL; + int ret = -1; + clnt_conf_t *conf = NULL; + + trav = rsp->reply; + + conf = this->private; + if (!conf) + goto out; + + while (trav) { + temp = GF_CALLOC(1, sizeof(*lmi), gf_common_mt_lock_mig); + if (temp == NULL) { + gf_smsg(this->name, GF_LOG_ERROR, 0, PC_MSG_NO_MEM, NULL); + goto out; + } + + INIT_LIST_HEAD(&temp->list); + + gf_proto_flock_to_flock(&trav->flock, &temp->flock); + + temp->lk_flags = trav->lk_flags; + + temp->client_uid = gf_strdup(trav->client_uid); + + list_add_tail(&temp->list, &lmi->list); + + trav = trav->nextentry; + } + + ret = 0; +out: + return ret; +} +int +clnt_unserialize_rsp_locklist_v2(xlator_t *this, + struct gfx_getactivelk_rsp *rsp, + lock_migration_info_t *lmi) +{ + struct gfs3_locklist *trav = NULL; + lock_migration_info_t *temp = NULL; + int ret = -1; + clnt_conf_t *conf = NULL; + + trav = rsp->reply; + + conf = this->private; + if (!conf) + goto out; + + while (trav) { + temp = GF_CALLOC(1, sizeof(*lmi), gf_common_mt_lock_mig); + if (temp == NULL) { + gf_smsg(this->name, GF_LOG_ERROR, 0, PC_MSG_NO_MEM, NULL); + goto out; + } + + INIT_LIST_HEAD(&temp->list); + + gf_proto_flock_to_flock(&trav->flock, &temp->flock); + + temp->lk_flags = trav->lk_flags; + + temp->client_uid = gf_strdup(trav->client_uid); + + list_add_tail(&temp->list, &lmi->list); + + trav = trav->nextentry; + } + + ret = 0; +out: + return ret; +} + +void +clnt_setactivelk_req_cleanup(gfs3_setactivelk_req *req) +{ + gfs3_locklist *trav = NULL; + gfs3_locklist *next = NULL; + + trav = req->request; + + while (trav) { + next = trav->nextentry; + GF_FREE(trav->client_uid); + GF_FREE(trav); + trav = next; + } +} + +void +clnt_setactivelk_req_cleanup_v2(gfx_setactivelk_req *req) +{ + gfs3_locklist *trav = NULL; + gfs3_locklist *next = NULL; + + trav = req->request; + + while (trav) { + next = trav->nextentry; + GF_FREE(trav->client_uid); + GF_FREE(trav); + trav = next; + } +} + +int +serialize_req_locklist(lock_migration_info_t *locklist, + gfs3_setactivelk_req *req) +{ + lock_migration_info_t *tmp = NULL; + gfs3_locklist *trav = NULL; + gfs3_locklist *prev = NULL; + int ret = -1; + + GF_VALIDATE_OR_GOTO("server", locklist, out); + GF_VALIDATE_OR_GOTO("server", req, out); + + list_for_each_entry(tmp, &locklist->list, list) + { + trav = GF_CALLOC(1, sizeof(*trav), gf_client_mt_clnt_lock_request_t); + if (!trav) + goto out; + + switch (tmp->flock.l_type) { + case F_RDLCK: + tmp->flock.l_type = GF_LK_F_RDLCK; + break; + case F_WRLCK: + tmp->flock.l_type = GF_LK_F_WRLCK; + break; + case F_UNLCK: + tmp->flock.l_type = GF_LK_F_UNLCK; + break; + + default: + gf_smsg(THIS->name, GF_LOG_ERROR, 0, PC_MSG_UNKNOWN_LOCK_TYPE, + "type=%" PRId32, tmp->flock.l_type, NULL); + break; + } + + gf_proto_flock_from_flock(&trav->flock, &tmp->flock); + + trav->lk_flags = tmp->lk_flags; + + trav->client_uid = gf_strdup(tmp->client_uid); + if (!trav->client_uid) { + gf_smsg(THIS->name, GF_LOG_ERROR, 0, PC_MSG_CLIENT_UID_ALLOC_FAILED, + NULL); + ret = -1; + goto out; + } + + if (prev) + prev->nextentry = trav; + else + req->request = trav; + + prev = trav; + trav = NULL; + } + + ret = 0; +out: + GF_FREE(trav); + + return ret; +} + +int +serialize_req_locklist_v2(lock_migration_info_t *locklist, + gfx_setactivelk_req *req) +{ + lock_migration_info_t *tmp = NULL; + gfs3_locklist *trav = NULL; + gfs3_locklist *prev = NULL; + int ret = -1; + + GF_VALIDATE_OR_GOTO("server", locklist, out); + GF_VALIDATE_OR_GOTO("server", req, out); + + list_for_each_entry(tmp, &locklist->list, list) + { + trav = GF_CALLOC(1, sizeof(*trav), gf_client_mt_clnt_lock_request_t); + if (!trav) + goto out; + + switch (tmp->flock.l_type) { + case F_RDLCK: + tmp->flock.l_type = GF_LK_F_RDLCK; + break; + case F_WRLCK: + tmp->flock.l_type = GF_LK_F_WRLCK; + break; + case F_UNLCK: + tmp->flock.l_type = GF_LK_F_UNLCK; + break; + + default: + gf_smsg(THIS->name, GF_LOG_ERROR, 0, PC_MSG_UNKNOWN_LOCK_TYPE, + "type=%" PRId32, tmp->flock.l_type, NULL); + break; + } + + gf_proto_flock_from_flock(&trav->flock, &tmp->flock); + + trav->lk_flags = tmp->lk_flags; + + trav->client_uid = gf_strdup(tmp->client_uid); + if (!trav->client_uid) { + gf_smsg(THIS->name, GF_LOG_ERROR, 0, PC_MSG_CLIENT_UID_ALLOC_FAILED, + NULL); + ret = -1; + goto out; + } + + if (prev) + prev->nextentry = trav; + else + req->request = trav; + + prev = trav; + trav = NULL; + } + + ret = 0; +out: + GF_FREE(trav); + + return ret; +} + +extern int +client3_3_releasedir_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe); +extern int +client3_3_release_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe); +extern int +client4_0_releasedir_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe); +extern int +client4_0_release_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe); + +static int +send_release4_0_over_wire(xlator_t *this, clnt_fd_ctx_t *fdctx, + call_frame_t *fr) +{ + clnt_conf_t *conf = NULL; + conf = (clnt_conf_t *)this->private; + if (fdctx->is_dir) { + gfx_releasedir_req req = { + { + 0, + }, + }; + memcpy(req.gfid, fdctx->gfid, 16); + req.fd = fdctx->remote_fd; + + gf_msg_trace(this->name, 0, "sending releasedir on fd"); + (void)client_submit_request( + this, &req, fr, conf->fops, GFS3_OP_RELEASEDIR, + client4_0_releasedir_cbk, NULL, (xdrproc_t)xdr_gfx_releasedir_req); + } else { + gfx_release_req req = { + { + 0, + }, + }; + memcpy(req.gfid, fdctx->gfid, 16); + req.fd = fdctx->remote_fd; + gf_msg_trace(this->name, 0, "sending release on fd"); + (void)client_submit_request(this, &req, fr, conf->fops, GFS3_OP_RELEASE, + client4_0_release_cbk, NULL, + (xdrproc_t)xdr_gfx_release_req); + } + + return 0; +} + +static int +send_release3_3_over_wire(xlator_t *this, clnt_fd_ctx_t *fdctx, + call_frame_t *fr) +{ + clnt_conf_t *conf = NULL; + conf = (clnt_conf_t *)this->private; + if (fdctx->is_dir) { + gfs3_releasedir_req req = { + { + 0, + }, + }; + memcpy(req.gfid, fdctx->gfid, 16); + req.fd = fdctx->remote_fd; + gf_msg_trace(this->name, 0, "sending releasedir on fd"); + (void)client_submit_request( + this, &req, fr, conf->fops, GFS3_OP_RELEASEDIR, + client3_3_releasedir_cbk, NULL, (xdrproc_t)xdr_gfs3_releasedir_req); + } else { + gfs3_release_req req = { + { + 0, + }, + }; + memcpy(req.gfid, fdctx->gfid, 16); + req.fd = fdctx->remote_fd; + gf_msg_trace(this->name, 0, "sending release on fd"); + (void)client_submit_request(this, &req, fr, conf->fops, GFS3_OP_RELEASE, + client3_3_release_cbk, NULL, + (xdrproc_t)xdr_gfs3_release_req); + } + + return 0; +} + +int +client_fdctx_destroy(xlator_t *this, clnt_fd_ctx_t *fdctx) +{ + clnt_conf_t *conf = NULL; + call_frame_t *fr = NULL; + int32_t ret = -1; + char parent_down = 0; + fd_lk_ctx_t *lk_ctx = NULL; + + GF_VALIDATE_OR_GOTO("client", this, out); + GF_VALIDATE_OR_GOTO(this->name, fdctx, out); + + conf = (clnt_conf_t *)this->private; + + if (fdctx->remote_fd == -1) { + gf_msg_debug(this->name, 0, "not a valid fd"); + goto out; + } + + pthread_mutex_lock(&conf->lock); + { + parent_down = conf->parent_down; + } + pthread_mutex_unlock(&conf->lock); + lk_ctx = fdctx->lk_ctx; + fdctx->lk_ctx = NULL; + + if (lk_ctx) + fd_lk_ctx_unref(lk_ctx); + + if (!parent_down) + rpc_clnt_ref(conf->rpc); + else + goto out; + + fr = create_frame(this, this->ctx->pool); + if (fr == NULL) { + goto out; + } + + ret = 0; + + if (conf->fops->progver == GLUSTER_FOP_VERSION) + send_release3_3_over_wire(this, fdctx, fr); + else + send_release4_0_over_wire(this, fdctx, fr); + + rpc_clnt_unref(conf->rpc); +out: + if (fdctx) { + fdctx->remote_fd = -1; + GF_FREE(fdctx); + } + + return ret; +} diff --git a/xlators/protocol/client/src/client-lk.c b/xlators/protocol/client/src/client-lk.c new file mode 100644 index 00000000000..795839734c5 --- /dev/null +++ b/xlators/protocol/client/src/client-lk.c @@ -0,0 +1,515 @@ +/* + Copyright (c) 2008-2012 Red Hat, Inc. <http://www.redhat.com> + This file is part of GlusterFS. + + This file is licensed to you under your choice of the GNU Lesser + General Public License, version 3 or any later version (LGPLv3 or + later), or the GNU General Public License, version 2 (GPLv2), in all + cases as published by the Free Software Foundation. +*/ + +#include <glusterfs/common-utils.h> +#include <glusterfs/xlator.h> +#include "client.h" +#include <glusterfs/lkowner.h> +#include "client-messages.h" + +static void +__insert_and_merge(clnt_fd_ctx_t *fdctx, client_posix_lock_t *lock); + +static void +__dump_client_lock(client_posix_lock_t *lock) +{ + xlator_t *this = NULL; + + this = THIS; + + gf_smsg( + this->name, GF_LOG_INFO, 0, PC_MSG_CLIENT_LOCK_INFO, "fd=%p", lock->fd, + "fl_type=%s", lock->fl_type == F_WRLCK ? "Write-Lock" : "Read-Lock", + "lk-owner=%s", lkowner_utoa(&lock->owner), "l_start=%" PRId64, + lock->user_flock.l_start, "l_len=%" PRId64, lock->user_flock.l_len, + "start=%" PRId64, lock->fl_start, "end=%" PRId64, lock->fl_end, NULL); +} + +static int +dump_client_locks_fd(clnt_fd_ctx_t *fdctx) +{ + client_posix_lock_t *lock = NULL; + int count = 0; + + list_for_each_entry(lock, &fdctx->lock_list, list) + { + __dump_client_lock(lock); + count++; + } + + return count; +} + +int +dump_client_locks(inode_t *inode) +{ + fd_t *fd = NULL; + xlator_t *this = NULL; + clnt_fd_ctx_t *fdctx = NULL; + clnt_conf_t *conf = NULL; + + int total_count = 0; + int locks_fd_count = 0; + + this = THIS; + conf = this->private; + + LOCK(&inode->lock); + { + list_for_each_entry(fd, &inode->fd_list, inode_list) + { + locks_fd_count = 0; + + pthread_spin_lock(&conf->fd_lock); + fdctx = this_fd_get_ctx(fd, this); + if (fdctx) + locks_fd_count = dump_client_locks_fd(fdctx); + pthread_spin_unlock(&conf->fd_lock); + + total_count += locks_fd_count; + } + } + UNLOCK(&inode->lock); + + return total_count; +} + +static off_t +__get_lock_length(off_t start, off_t end) +{ + if (end == LLONG_MAX) + return 0; + else + return (end - start + 1); +} + +/* Add two locks */ +static client_posix_lock_t * +add_locks(client_posix_lock_t *l1, client_posix_lock_t *l2) +{ + client_posix_lock_t *sum = NULL; + + sum = GF_CALLOC(1, sizeof(*sum), gf_client_mt_clnt_lock_t); + if (!sum) + return NULL; + + sum->fl_start = min(l1->fl_start, l2->fl_start); + sum->fl_end = max(l1->fl_end, l2->fl_end); + + sum->user_flock.l_start = sum->fl_start; + sum->user_flock.l_len = __get_lock_length(sum->fl_start, sum->fl_end); + + return sum; +} + +/* Return true if the locks overlap, false otherwise */ +static int +locks_overlap(client_posix_lock_t *l1, client_posix_lock_t *l2) +{ + /* + Note: + FUSE always gives us absolute offsets, so no need to worry + about SEEK_CUR or SEEK_END + */ + + return ((l1->fl_end >= l2->fl_start) && (l2->fl_end >= l1->fl_start)); +} + +static void +__delete_client_lock(client_posix_lock_t *lock) +{ + list_del_init(&lock->list); +} + +/* Destroy a posix_lock */ +static void +__destroy_client_lock(client_posix_lock_t *lock) +{ + GF_FREE(lock); +} + +/* Subtract two locks */ +struct _values { + client_posix_lock_t *locks[3]; +}; + +/* {big} must always be contained inside {small} */ +static struct _values +subtract_locks(client_posix_lock_t *big, client_posix_lock_t *small) +{ + struct _values v = {.locks = {0, 0, 0}}; + + if ((big->fl_start == small->fl_start) && (big->fl_end == small->fl_end)) { + /* both edges coincide with big */ + v.locks[0] = GF_MALLOC(sizeof(client_posix_lock_t), + gf_client_mt_clnt_lock_t); + GF_ASSERT(v.locks[0]); + memcpy(v.locks[0], big, sizeof(client_posix_lock_t)); + v.locks[0]->fl_type = small->fl_type; + } else if ((small->fl_start > big->fl_start) && + (small->fl_end < big->fl_end)) { + /* both edges lie inside big */ + v.locks[0] = GF_MALLOC(sizeof(client_posix_lock_t), + gf_client_mt_clnt_lock_t); + GF_ASSERT(v.locks[0]); + memcpy(v.locks[0], big, sizeof(client_posix_lock_t)); + v.locks[0]->fl_end = small->fl_start - 1; + v.locks[0]->user_flock.l_len = __get_lock_length(v.locks[0]->fl_start, + v.locks[0]->fl_end); + v.locks[1] = GF_MALLOC(sizeof(client_posix_lock_t), + gf_client_mt_clnt_lock_t); + GF_ASSERT(v.locks[1]); + memcpy(v.locks[1], small, sizeof(client_posix_lock_t)); + v.locks[2] = GF_MALLOC(sizeof(client_posix_lock_t), + gf_client_mt_clnt_lock_t); + GF_ASSERT(v.locks[2]); + memcpy(v.locks[2], big, sizeof(client_posix_lock_t)); + v.locks[2]->fl_start = small->fl_end + 1; + v.locks[2]->user_flock.l_start = small->fl_end + 1; + } + /* one edge coincides with big */ + else if (small->fl_start == big->fl_start) { + v.locks[0] = GF_MALLOC(sizeof(client_posix_lock_t), + gf_client_mt_clnt_lock_t); + GF_ASSERT(v.locks[0]); + memcpy(v.locks[0], big, sizeof(client_posix_lock_t)); + v.locks[0]->fl_start = small->fl_end + 1; + v.locks[0]->user_flock.l_start = small->fl_end + 1; + v.locks[1] = GF_MALLOC(sizeof(client_posix_lock_t), + gf_client_mt_clnt_lock_t); + GF_ASSERT(v.locks[1]); + memcpy(v.locks[1], small, sizeof(client_posix_lock_t)); + } else if (small->fl_end == big->fl_end) { + v.locks[0] = GF_MALLOC(sizeof(client_posix_lock_t), + gf_client_mt_clnt_lock_t); + GF_ASSERT(v.locks[0]); + memcpy(v.locks[0], big, sizeof(client_posix_lock_t)); + v.locks[0]->fl_end = small->fl_start - 1; + v.locks[0]->user_flock.l_len = __get_lock_length(v.locks[0]->fl_start, + v.locks[0]->fl_end); + + v.locks[1] = GF_MALLOC(sizeof(client_posix_lock_t), + gf_client_mt_clnt_lock_t); + GF_ASSERT(v.locks[1]); + memcpy(v.locks[1], small, sizeof(client_posix_lock_t)); + } else { + /* LOG-TODO : decide what more info is required here*/ + gf_smsg("client-protocol", GF_LOG_CRITICAL, 0, PC_MSG_LOCK_ERROR, NULL); + } + + return v; +} + +static void +__delete_unlck_locks(clnt_fd_ctx_t *fdctx) +{ + client_posix_lock_t *l = NULL; + client_posix_lock_t *tmp = NULL; + + list_for_each_entry_safe(l, tmp, &fdctx->lock_list, list) + { + if (l->fl_type == F_UNLCK) { + __delete_client_lock(l); + __destroy_client_lock(l); + } + } +} + +static void +__insert_lock(clnt_fd_ctx_t *fdctx, client_posix_lock_t *lock) +{ + list_add_tail(&lock->list, &fdctx->lock_list); + + return; +} + +static void +__insert_and_merge(clnt_fd_ctx_t *fdctx, client_posix_lock_t *lock) +{ + client_posix_lock_t *conf = NULL; + client_posix_lock_t *t = NULL; + client_posix_lock_t *sum = NULL; + int i = 0; + struct _values v = {.locks = {0, 0, 0}}; + + list_for_each_entry_safe(conf, t, &fdctx->lock_list, list) + { + if (!locks_overlap(conf, lock)) + continue; + + if (is_same_lkowner(&conf->owner, &lock->owner)) { + if (conf->fl_type == lock->fl_type) { + sum = add_locks(lock, conf); + + sum->fd = lock->fd; + + __delete_client_lock(conf); + __destroy_client_lock(conf); + + __destroy_client_lock(lock); + __insert_and_merge(fdctx, sum); + + return; + } else { + sum = add_locks(lock, conf); + + sum->fd = conf->fd; + sum->owner = conf->owner; + + v = subtract_locks(sum, lock); + + __delete_client_lock(conf); + __destroy_client_lock(conf); + + __delete_client_lock(lock); + __destroy_client_lock(lock); + + __destroy_client_lock(sum); + + for (i = 0; i < 3; i++) { + if (!v.locks[i]) + continue; + + INIT_LIST_HEAD(&v.locks[i]->list); + __insert_and_merge(fdctx, v.locks[i]); + } + + __delete_unlck_locks(fdctx); + return; + } + } + + if (lock->fl_type == F_UNLCK) { + continue; + } + + if ((conf->fl_type == F_RDLCK) && (lock->fl_type == F_RDLCK)) { + __insert_lock(fdctx, lock); + return; + } + } + + /* no conflicts, so just insert */ + if (lock->fl_type != F_UNLCK) { + __insert_lock(fdctx, lock); + } else { + __destroy_client_lock(lock); + } +} + +static void +client_setlk(clnt_fd_ctx_t *fdctx, client_posix_lock_t *lock) +{ + __insert_and_merge(fdctx, lock); +} + +static void +destroy_client_lock(client_posix_lock_t *lock) +{ + GF_FREE(lock); +} + +int32_t +delete_granted_locks_owner(fd_t *fd, gf_lkowner_t *owner) +{ + clnt_fd_ctx_t *fdctx = NULL; + client_posix_lock_t *lock = NULL; + client_posix_lock_t *tmp = NULL; + xlator_t *this = NULL; + clnt_conf_t *conf = NULL; + + struct list_head delete_list; + int ret = 0; + int count = 0; + + INIT_LIST_HEAD(&delete_list); + this = THIS; + conf = this->private; + + pthread_spin_lock(&conf->fd_lock); + + fdctx = this_fd_get_ctx(fd, this); + if (!fdctx) { + pthread_spin_unlock(&conf->fd_lock); + + gf_smsg(this->name, GF_LOG_WARNING, EINVAL, PC_MSG_FD_CTX_INVALID, + NULL); + ret = -1; + goto out; + } + + list_for_each_entry_safe(lock, tmp, &fdctx->lock_list, list) + { + if (is_same_lkowner(&lock->owner, owner)) { + list_del_init(&lock->list); + list_add_tail(&lock->list, &delete_list); + count++; + } + } + + pthread_spin_unlock(&conf->fd_lock); + + if (!list_empty(&delete_list)) { + list_for_each_entry_safe(lock, tmp, &delete_list, list) + { + list_del_init(&lock->list); + destroy_client_lock(lock); + } + } + + /* FIXME: Need to actually print the locks instead of count */ + gf_msg_trace(this->name, 0, "Number of locks cleared=%d", count); + +out: + return ret; +} + +int32_t +client_cmd_to_gf_cmd(int32_t cmd, int32_t *gf_cmd) +{ + int ret = 0; + + if (cmd == F_GETLK || cmd == F_GETLK64) + *gf_cmd = GF_LK_GETLK; + else if (cmd == F_SETLK || cmd == F_SETLK64) + *gf_cmd = GF_LK_SETLK; + else if (cmd == F_SETLKW || cmd == F_SETLKW64) + *gf_cmd = GF_LK_SETLKW; + else if (cmd == F_RESLK_LCK) + *gf_cmd = GF_LK_RESLK_LCK; + else if (cmd == F_RESLK_LCKW) + *gf_cmd = GF_LK_RESLK_LCKW; + else if (cmd == F_RESLK_UNLCK) + *gf_cmd = GF_LK_RESLK_UNLCK; + else if (cmd == F_GETLK_FD) + *gf_cmd = GF_LK_GETLK_FD; + else + ret = -1; + + return ret; +} + +static client_posix_lock_t * +new_client_lock(struct gf_flock *flock, gf_lkowner_t *owner, int32_t cmd, + fd_t *fd) +{ + client_posix_lock_t *new_lock = NULL; + + new_lock = GF_CALLOC(1, sizeof(*new_lock), gf_client_mt_clnt_lock_t); + if (!new_lock) { + goto out; + } + + INIT_LIST_HEAD(&new_lock->list); + new_lock->fd = fd; + memcpy(&new_lock->user_flock, flock, sizeof(struct gf_flock)); + + new_lock->fl_type = flock->l_type; + new_lock->fl_start = flock->l_start; + + if (flock->l_len == 0) + new_lock->fl_end = LLONG_MAX; + else + new_lock->fl_end = flock->l_start + flock->l_len - 1; + + new_lock->owner = *owner; + + new_lock->cmd = cmd; /* Not really useful */ + +out: + return new_lock; +} + +void +client_save_number_fds(clnt_conf_t *conf, int count) +{ + LOCK(&conf->rec_lock); + { + conf->reopen_fd_count = count; + } + UNLOCK(&conf->rec_lock); +} + +int +client_add_lock_for_recovery(fd_t *fd, struct gf_flock *flock, + gf_lkowner_t *owner, int32_t cmd) +{ + clnt_fd_ctx_t *fdctx = NULL; + xlator_t *this = NULL; + client_posix_lock_t *lock = NULL; + clnt_conf_t *conf = NULL; + + int ret = 0; + + this = THIS; + conf = this->private; + + pthread_spin_lock(&conf->fd_lock); + + fdctx = this_fd_get_ctx(fd, this); + if (!fdctx) { + pthread_spin_unlock(&conf->fd_lock); + + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FD_GET_FAIL, NULL); + ret = -EBADFD; + goto out; + } + + lock = new_client_lock(flock, owner, cmd, fd); + if (!lock) { + pthread_spin_unlock(&conf->fd_lock); + + ret = -ENOMEM; + goto out; + } + + client_setlk(fdctx, lock); + + pthread_spin_unlock(&conf->fd_lock); + +out: + return ret; +} + +int32_t +client_dump_locks(char *name, inode_t *inode, dict_t *dict) +{ + int ret = 0; + dict_t *new_dict = NULL; + char dict_string[256]; + + GF_ASSERT(dict); + new_dict = dict; + + ret = dump_client_locks(inode); + snprintf(dict_string, 256, "%d locks dumped in log file", ret); + + ret = dict_set_dynstr(new_dict, CLIENT_DUMP_LOCKS, dict_string); + if (ret) { + gf_smsg(THIS->name, GF_LOG_WARNING, 0, PC_MSG_DICT_SET_FAIL, "lock=%s", + CLIENT_DUMP_LOCKS, NULL); + goto out; + } + +out: + + return ret; +} + +int32_t +is_client_dump_locks_cmd(char *name) +{ + int ret = 0; + + if (strcmp(name, CLIENT_DUMP_LOCKS) == 0) + ret = 1; + + return ret; +} diff --git a/xlators/protocol/client/src/client-mem-types.h b/xlators/protocol/client/src/client-mem-types.h new file mode 100644 index 00000000000..f61fa0c1828 --- /dev/null +++ b/xlators/protocol/client/src/client-mem-types.h @@ -0,0 +1,26 @@ +/* + Copyright (c) 2008-2012 Red Hat, Inc. <http://www.redhat.com> + This file is part of GlusterFS. + + This file is licensed to you under your choice of the GNU Lesser + General Public License, version 3 or any later version (LGPLv3 or + later), or the GNU General Public License, version 2 (GPLv2), in all + cases as published by the Free Software Foundation. +*/ + +#ifndef __CLIENT_MEM_TYPES_H__ +#define __CLIENT_MEM_TYPES_H__ + +#include <glusterfs/mem-types.h> + +enum gf_client_mem_types_ { + gf_client_mt_clnt_conf_t = gf_common_mt_end + 1, + gf_client_mt_clnt_req_buf_t, + gf_client_mt_clnt_fdctx_t, + gf_client_mt_clnt_lock_t, + gf_client_mt_clnt_fd_lk_local_t, + gf_client_mt_compound_req_t, + gf_client_mt_clnt_lock_request_t, + gf_client_mt_end, +}; +#endif /* __CLIENT_MEM_TYPES_H__ */ diff --git a/xlators/protocol/client/src/client-messages.h b/xlators/protocol/client/src/client-messages.h new file mode 100644 index 00000000000..25a851d80b9 --- /dev/null +++ b/xlators/protocol/client/src/client-messages.h @@ -0,0 +1,174 @@ +/* + Copyright (c) 2015 Red Hat, Inc. <http://www.redhat.com> + This file is part of GlusterFS. + + This file is licensed to you under your choice of the GNU Lesser + General Public License, version 3 or any later version (LGPLv3 or + later), or the GNU General Public License, version 2 (GPLv2), in all + cases as published by the Free Software Foundation. +*/ + +#ifndef _PC_MESSAGES_H__ +#define _PC_MESSAGES_H__ + +#include <glusterfs/glfs-message-id.h> + +/* To add new message IDs, append new identifiers at the end of the list. + * + * Never remove a message ID. If it's not used anymore, you can rename it or + * leave it as it is, but not delete it. This is to prevent reutilization of + * IDs by other messages. + * + * The component name must match one of the entries defined in + * glfs-message-id.h. + */ + +GLFS_MSGID( + PC, PC_MSG_TIMER_EXPIRED, PC_MSG_DIR_OP_FAILED, PC_MSG_FILE_OP_FAILED, + PC_MSG_TIMER_REG, PC_MSG_GRACE_TIMER_CANCELLED, PC_MSG_DICT_SET_FAILED, + PC_MSG_DICT_GET_FAILED, PC_MSG_NO_MEMORY, PC_MSG_RPC_CBK_FAILED, + PC_MSG_FUNCTION_CALL_ERROR, PC_MSG_RPC_INITED_ALREADY, PC_MSG_RPC_INIT, + PC_MSG_RPC_DESTROY, PC_MSG_RPC_INVALID_CALL, PC_MSG_INVALID_ENTRY, + PC_MSG_HANDSHAKE_RETURN, PC_MSG_CHILD_UP_NOTIFY_FAILED, + PC_MSG_CLIENT_DISCONNECTED, PC_MSG_CHILD_DOWN_NOTIFY_FAILED, + PC_MSG_PARENT_UP, PC_MSG_PARENT_DOWN, PC_MSG_RPC_INIT_FAILED, + PC_MSG_RPC_NOTIFY_FAILED, PC_MSG_FD_DUPLICATE_TRY, PC_MSG_FD_SET_FAIL, + PC_MSG_DICT_UNSERIALIZE_FAIL, PC_MSG_FD_GET_FAIL, PC_MSG_FD_CTX_INVALID, + PC_MSG_FOP_SEND_FAILED, PC_MSG_XDR_DECODING_FAILED, PC_MSG_REMOTE_OP_FAILED, + PC_MSG_RPC_STATUS_ERROR, PC_MSG_VOL_FILE_NOT_FOUND, PC_MSG_SEND_REQ_FAIL, + PC_MSG_LOCK_VERSION_SERVER, PC_MSG_SET_LK_VERSION_ERROR, + PC_MSG_LOCK_REQ_FAIL, PC_MSG_CLIENT_REQ_FAIL, PC_MSG_LOCK_ERROR, + PC_MSG_LOCK_REACQUIRE, PC_MSG_CHILD_UP_NOTIFY, PC_MSG_CHILD_UP_NOTIFY_DELAY, + PC_MSG_VOL_SET_FAIL, PC_MSG_SETVOLUME_FAIL, PC_MSG_VOLFILE_NOTIFY_FAILED, + PC_MSG_REMOTE_VOL_CONNECTED, PC_MSG_LOCK_MISMATCH, PC_MSG_LOCK_MATCH, + PC_MSG_AUTH_FAILED, PC_MSG_AUTH_FAILED_NOTIFY_FAILED, + PC_MSG_CHILD_CONNECTING_EVENT, PC_MSG_CHILD_CONNECTING_NOTIFY_FAILED, + PC_MSG_PROCESS_UUID_SET_FAIL, PC_MSG_DICT_ERROR, PC_MSG_DICT_SERIALIZE_FAIL, + PC_MSG_PGM_NOT_FOUND, PC_MSG_VERSION_INFO, PC_MSG_PORT_NUM_ERROR, + PC_MSG_VERSION_ERROR, PC_MSG_DIR_OP_SUCCESS, PC_MSG_BAD_FD, + PC_MSG_CLIENT_LOCK_INFO, PC_MSG_CACHE_INVALIDATION_FAIL, + PC_MSG_CHILD_STATUS, PC_MSG_GFID_NULL, PC_MSG_RECALL_LEASE_FAIL, + PC_MSG_INODELK_CONTENTION_FAIL, PC_MSG_ENTRYLK_CONTENTION_FAIL, + PC_MSG_BIGGER_SIZE, PC_MSG_CLIENT_DUMP_LOCKS_FAILED, PC_MSG_UNKNOWN_CMD, + PC_MSG_REOPEN_FAILED, PC_MSG_FIND_KEY_FAILED, PC_MSG_VOL_ID_CHANGED, + PC_MSG_GETHOSTNAME_FAILED, PC_MSG_VOLFILE_KEY_SET_FAILED, + PC_MSG_VOLFILE_CHECKSUM_FAILED, PC_MSG_FRAME_NOT_FOUND, + PC_MSG_REMOTE_SUBVOL_SET_FAIL, PC_MSG_HANDSHAKE_PGM_NOT_FOUND, + PC_MSG_MERGE_IOBREF_FAILED, PC_MSG_ADD_IOBUF_FAILED, + PC_MSG_RELEASE_DIR_OP_FAILED, PC_MSG_REMOTE_HOST_SET_FAILED, + PC_MSG_REMOTE_PORT_SET_FAILED, PC_MSG_REMOTE_HOST_NOT_SET, + PC_MSG_NOREMOTE_HOST, PC_MSG_REMOTE_SUBVOL_NOT_GIVEN, + PC_MSG_FATAL_CLIENT_PROTOCOL, PC_MSG_VOL_DANGLING, + PC_MSG_CREATE_MEM_POOL_FAILED, PC_MSG_PVT_XLATOR_NULL, PC_MSG_XLATOR_NULL, + PC_MSG_LEASE_FOP_FAILED, PC_MSG_DICT_SET_FAIL, PC_MSG_NO_MEM, + PC_MSG_UNKNOWN_LOCK_TYPE, PC_MSG_CLIENT_UID_ALLOC_FAILED); + +#define PC_MSG_REMOTE_OP_FAILED_STR "remote operation failed." +#define PC_MSG_XDR_DECODING_FAILED_STR "XDR decoding failed" +#define PC_MSG_FOP_SEND_FAILED_STR "failed to send the fop" +#define PC_MSG_BIGGER_SIZE_STR "read-size is bigger than iobuf isze" +#define PC_MSG_CLIENT_DUMP_LOCKS_FAILED_STR "client dump locks failed" +#define PC_MSG_UNKNOWN_CMD_STR "Unknown cmd" +#define PC_MSG_CHILD_UP_NOTIFY_FAILED_STR "notify of CHILD_UP failed" +#define PC_MSG_CHILD_STATUS_STR \ + "Defering sending CHILD_UP message as the client translators are not yet " \ + "ready to serve" +#define PC_MSG_CHILD_UP_NOTIFY_STR "last fd open'd - notifying CHILD_UP" +#define PC_MSG_RPC_STATUS_ERROR_STR \ + "received RPC status error, returning ENOTCONN" +#define PC_MSG_REOPEN_FAILED_STR "reopen failed" +#define PC_MSG_DIR_OP_SUCCESS_STR "reopen dir succeeded" +#define PC_MSG_DIR_OP_FAILED_STR "failed to send the re-opendir request" +#define PC_MSG_CHILD_UP_NOTIFY_DELAY_STR \ + "fds open - Delaying child_up until they are re-opened" +#define PC_MSG_VOL_SET_FAIL_STR "failed to set the volume" +#define PC_MSG_DICT_UNSERIALIZE_FAIL_STR "failed to unserialize buffer to dict" +#define PC_MSG_DICT_GET_FAILED_STR "failed to get from reply dict" +#define PC_MSG_SETVOLUME_FAIL_STR "SETVOLUME on remote-host failed" +#define PC_MSG_VOLFILE_NOTIFY_FAILED_STR "notify of VOLFILE_MODIFIED failed" +#define PC_MSG_FIND_KEY_FAILED_STR "failed to find key in the options" +#define PC_MSG_VOL_ID_CHANGED_STR \ + "volume-id changed, can't connect to server. Needs remount" +#define PC_MSG_REMOTE_VOL_CONNECTED_STR "Connected, attached to remote volume" +#define PC_MSG_AUTH_FAILED_STR "sending AUTH_FAILED event" +#define PC_MSG_AUTH_FAILED_NOTIFY_FAILED_STR "notify of AUTH_FAILED failed" +#define PC_MSG_CHILD_CONNECTING_EVENT_STR "sending CHILD_CONNECTING event" +#define PC_MSG_CHILD_CONNECTING_NOTIFY_FAILED_STR \ + "notify of CHILD_CONNECTING failed" +#define PC_MSG_DICT_SET_FAILED_STR "failed to set in handshake msg" +#define PC_MSG_GETHOSTNAME_FAILED_STR "gethostname: failed" +#define PC_MSG_PROCESS_UUID_SET_FAIL_STR \ + "asprintf failed while setting process_uuid" +#define PC_MSG_VOLFILE_KEY_SET_FAILED_STR "failed to set volfile-key" +#define PC_MSG_VOLFILE_CHECKSUM_FAILED_STR "failed to set volfile-checksum" +#define PC_MSG_DICT_SERIALIZE_FAIL_STR "failed to serialize dictionary" +#define PC_MSG_PGM_NOT_FOUND_STR "xlator not found OR RPC program not found" +#define PC_MSG_VERSION_INFO_STR "Using Program" +#define PC_MSG_FRAME_NOT_FOUND_STR "frame not found with rpc request" +#define PC_MSG_PORT_NUM_ERROR_STR \ + "failed to get the port number for remote subvolume. Please run gluster " \ + "volume status on server to see if brick process is running" +#define PC_MSG_REMOTE_SUBVOL_SET_FAIL_STR "remote-subvolume not set in volfile" +#define PC_MSG_VERSION_ERROR_STR "failed to get the version from server" +#define PC_MSG_NO_VERSION_SUPPORT_STR "server doesn't support the version" +#define PC_MSG_HANDSHAKE_PGM_NOT_FOUND_STR "handshake program not found" +#define PC_MSG_MERGE_IOBREF_FAILED_STR \ + "cannot merge iobref passed from caller into new_iobref" +#define PC_MSG_ADD_IOBUF_FAILED_STR "cannot add iobuf into iobref" +#define PC_MSG_RELEASE_DIR_OP_FAILED_STR "release dir op failed" +#define PC_MSG_FILE_OP_FAILED_STR "release fop failed" +#define PC_MSG_REMOTE_HOST_SET_FAILED_STR "failed to set remote-host" +#define PC_MSG_REMOTE_PORT_SET_FAILED_STR "failed to set remote-port" +#define PC_MSG_RPC_INIT_STR "client rpc init command" +#define PC_MSG_RPC_DESTROY_STR "client rpc destroy command" +#define PC_MSG_HANDSHAKE_RETURN_STR "handshake msg returned" +#define PC_MSG_CLIENT_DISCONNECTED_STR \ + "disconnected from client, process will keep trying to connect glusterd " \ + "until brick's port is available" +#define PC_MSG_CHILD_DOWN_NOTIFY_FAILED_STR "CHILD_DOWN notify failed" +#define PC_MSG_PARENT_UP_STR \ + "parent translators are ready, attempting connect on transport" +#define PC_MSG_PARENT_DOWN_STR \ + "current graph is no longer active, destroying rpc_client" +#define PC_MSG_REMOTE_HOST_NOT_SET_STR \ + "Remote host is not set. Assuming the volfile server as remote host" +#define PC_MSG_NOREMOTE_HOST_STR "No remote host to connect" +#define PC_MSG_REMOTE_SUBVOL_NOT_GIVEN_STR "option 'remote-subvolume' not given" +#define PC_MSG_NO_MEMORY_STR "Memory accounting init failed" +#define PC_MSG_RPC_INVALID_CALL_STR \ + "RPC destroy called on already destroyed connection" +#define PC_MSG_RPC_INITED_ALREADY_STR "client rpc already init'ed" +#define PC_MSG_RPC_INIT_FAILED_STR "failed to initialize RPC" +#define PC_MSG_RPC_NOTIFY_FAILED_STR "failed to register notify" +#define PC_MSG_RPC_CBK_FAILED_STR "failed to reister callback program" +#define PC_MSG_FATAL_CLIENT_PROTOCOL_STR \ + "FATAL: client protocol, translator cannot have any subvolumes" +#define PC_MSG_VOL_DANGLING_STR "Volume is dangling" +#define PC_MSG_CREATE_MEM_POOL_FAILED_STR \ + "failed to create local_t's memory pool" +#define PC_MSG_XLATOR_NULL_STR "xlator is NULL" +#define PC_MSG_PVT_XLATOR_NULL_STR "private structure of the xlator is NULL" +#define PC_MSG_LEASE_FOP_FAILED_STR "Lease fop failed" +#define PC_MSG_LOCK_ERROR_STR \ + "Unexpected case in subtract_locks. Please send a bug report to " \ + "gluster-devel@gluster.org" +#define PC_MSG_FD_CTX_INVALID_STR "fdctx not valid" +#define PC_MSG_FD_GET_FAIL_STR "failed to get fd context. sending EBADFD" +#define PC_MSG_DICT_SET_FAIL_STR "could not set dict" +#define PC_MSG_CLIENT_LOCK_INFO_STR "client lock info" +#define PC_MSG_BAD_FD_STR "remote_fd is -1. EBADFD" +#define PC_MSG_FUNCTION_CALL_ERROR_STR "this function should not be called" +#define PC_MSG_RECALL_LEASE_FAIL_STR "XDR decode of recall lease failed" +#define PC_MSG_CACHE_INVALIDATION_FAIL_STR \ + "XDR decode of cache_invalidation failed" +#define PC_MSG_INODELK_CONTENTION_FAIL_STR \ + "XDR decode of inodelk contention failed" +#define PC_MSG_ENTRYLK_CONTENTION_FAIL_STR \ + "XDR decode of entrylk contention failed" +#define PC_MSG_FD_DUPLICATE_TRY_STR "trying duplicate remote fd set" +#define PC_MSG_FD_SET_FAIL_STR "failed to set remote-fd" +#define PC_MSG_NO_MEM_STR "No memory" +#define PC_MSG_UNKNOWN_LOCK_TYPE_STR "Unknown lock type" +#define PC_MSG_CLIENT_UID_ALLOC_FAILED_STR "client-uid could not be allocated" + +#endif /* !_PC_MESSAGES_H__ */ diff --git a/xlators/protocol/client/src/client-protocol.c b/xlators/protocol/client/src/client-protocol.c deleted file mode 100644 index b0021150740..00000000000 --- a/xlators/protocol/client/src/client-protocol.c +++ /dev/null @@ -1,7203 +0,0 @@ -/* - Copyright (c) 2006-2009 Gluster, Inc. <http://www.gluster.com> - This file is part of GlusterFS. - - GlusterFS is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published - by the Free Software Foundation; either version 3 of the License, - or (at your option) any later version. - - GlusterFS is distributed in the hope that it will be useful, but - WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program. If not, see - <http://www.gnu.org/licenses/>. -*/ - -#ifndef _CONFIG_H -#define _CONFIG_H -#include "config.h" -#endif -#include <inttypes.h> - - -#include "glusterfs.h" -#include "client-protocol.h" -#include "compat.h" -#include "dict.h" -#include "protocol.h" -#include "transport.h" -#include "xlator.h" -#include "logging.h" -#include "timer.h" -#include "defaults.h" -#include "compat.h" -#include "compat-errno.h" -#include "statedump.h" - -#include <sys/resource.h> -#include <inttypes.h> - -/* for default_*_cbk functions */ -#include "defaults.c" -#include "saved-frames.h" -#include "common-utils.h" - -int protocol_client_cleanup (transport_t *trans); -int protocol_client_interpret (xlator_t *this, transport_t *trans, - char *hdr_p, size_t hdrlen, - struct iobuf *iobuf); -int -protocol_client_xfer (call_frame_t *frame, xlator_t *this, transport_t *trans, - int type, int op, - gf_hdr_common_t *hdr, size_t hdrlen, - struct iovec *vector, int count, - struct iobref *iobref); - -int -protocol_client_post_handshake (call_frame_t *frame, xlator_t *this); - -static gf_op_t gf_fops[GF_FOP_MAXVALUE]; -static gf_op_t gf_mops[GF_MOP_MAXVALUE]; -static gf_op_t gf_cbks[GF_CBK_MAXVALUE]; - - -transport_t * -client_channel (xlator_t *this, int id) -{ - transport_t *trans = NULL; - client_conf_t *conf = NULL; - int i = 0; - struct client_connection *conn = NULL; - - conf = this->private; - - trans = conf->transport[id]; - conn = trans->xl_private; - - if (conn->connected == 1) - goto ret; - - for (i = 0; i < CHANNEL_MAX; i++) { - trans = conf->transport[i]; - conn = trans->xl_private; - if (conn->connected == 1) - break; - } - -ret: - return trans; -} - - -client_fd_ctx_t * -this_fd_del_ctx (fd_t *file, xlator_t *this) -{ - int dict_ret = -1; - uint64_t ctxaddr = 0; - - GF_VALIDATE_OR_GOTO ("client", this, out); - GF_VALIDATE_OR_GOTO (this->name, file, out); - - dict_ret = fd_ctx_del (file, this, &ctxaddr); - - if (dict_ret < 0) { - ctxaddr = 0; - } - -out: - return (client_fd_ctx_t *)(unsigned long)ctxaddr; -} - - -client_fd_ctx_t * -this_fd_get_ctx (fd_t *file, xlator_t *this) -{ - int dict_ret = -1; - uint64_t ctxaddr = 0; - - GF_VALIDATE_OR_GOTO ("client", this, out); - GF_VALIDATE_OR_GOTO (this->name, file, out); - - dict_ret = fd_ctx_get (file, this, &ctxaddr); - - if (dict_ret < 0) { - ctxaddr = 0; - } - -out: - return (client_fd_ctx_t *)(unsigned long)ctxaddr; -} - - -static void -this_fd_set_ctx (fd_t *file, xlator_t *this, loc_t *loc, client_fd_ctx_t *ctx) -{ - uint64_t oldaddr = 0; - int32_t ret = -1; - - GF_VALIDATE_OR_GOTO ("client", this, out); - GF_VALIDATE_OR_GOTO (this->name, file, out); - - ret = fd_ctx_get (file, this, &oldaddr); - if (ret >= 0) { - gf_log (this->name, GF_LOG_DEBUG, - "%s (%"PRId64"): trying duplicate remote fd set. ", - loc->path, loc->inode->ino); - } - - ret = fd_ctx_set (file, this, (uint64_t)(unsigned long)ctx); - if (ret < 0) { - gf_log (this->name, GF_LOG_DEBUG, - "%s (%"PRId64"): failed to set remote fd", - loc->path, loc->inode->ino); - } -out: - return; -} - - -static int -client_local_wipe (client_local_t *local) -{ - if (local) { - loc_wipe (&local->loc); - - if (local->fd) - fd_unref (local->fd); - - free (local); - } - - return 0; -} - -/* - * lookup_frame - lookup call frame corresponding to a given callid - * @trans: transport object - * @callid: call id of the frame - * - * not for external reference - */ - -static call_frame_t * -lookup_frame (transport_t *trans, int32_t op, int8_t type, int64_t callid) -{ - client_connection_t *conn = NULL; - call_frame_t *frame = NULL; - - conn = trans->xl_private; - - pthread_mutex_lock (&conn->lock); - { - frame = saved_frames_get (conn->saved_frames, - op, type, callid); - } - pthread_mutex_unlock (&conn->lock); - - return frame; -} - - -static void -call_bail (void *data) -{ - client_connection_t *conn = NULL; - struct timeval current; - transport_t *trans = NULL; - struct list_head list; - struct saved_frame *saved_frame = NULL; - struct saved_frame *trav = NULL; - struct saved_frame *tmp = NULL; - call_frame_t *frame = NULL; - gf_hdr_common_t hdr = {0, }; - char **gf_op_list = NULL; - gf_op_t *gf_ops = NULL; - struct tm frame_sent_tm; - char frame_sent[32] = {0,}; - struct timeval timeout = {0,}; - gf_timer_cbk_t timer_cbk = NULL; - - GF_VALIDATE_OR_GOTO ("client", data, out); - trans = data; - - conn = trans->xl_private; - - gettimeofday (¤t, NULL); - INIT_LIST_HEAD (&list); - - pthread_mutex_lock (&conn->lock); - { - /* Chaining to get call-always functionality from - call-once timer */ - if (conn->timer) { - timer_cbk = conn->timer->cbk; - - timeout.tv_sec = 10; - timeout.tv_usec = 0; - - gf_timer_call_cancel (trans->xl->ctx, conn->timer); - conn->timer = gf_timer_call_after (trans->xl->ctx, - timeout, - timer_cbk, - trans); - if (conn->timer == NULL) { - gf_log (trans->xl->name, GF_LOG_DEBUG, - "Cannot create bailout timer"); - } - } - - do { - saved_frame = - saved_frames_get_timedout (conn->saved_frames, - GF_OP_TYPE_MOP_REQUEST, - conn->frame_timeout, - ¤t); - if (saved_frame) - list_add (&saved_frame->list, &list); - - } while (saved_frame); - - do { - saved_frame = - saved_frames_get_timedout (conn->saved_frames, - GF_OP_TYPE_FOP_REQUEST, - conn->frame_timeout, - ¤t); - if (saved_frame) - list_add (&saved_frame->list, &list); - } while (saved_frame); - - do { - saved_frame = - saved_frames_get_timedout (conn->saved_frames, - GF_OP_TYPE_CBK_REQUEST, - conn->frame_timeout, - ¤t); - if (saved_frame) - list_add (&saved_frame->list, &list); - } while (saved_frame); - } - pthread_mutex_unlock (&conn->lock); - - hdr.rsp.op_ret = hton32 (-1); - hdr.rsp.op_errno = hton32 (ENOTCONN); - - list_for_each_entry_safe (trav, tmp, &list, list) { - switch (trav->type) - { - case GF_OP_TYPE_FOP_REQUEST: - gf_ops = gf_fops; - gf_op_list = gf_fop_list; - break; - case GF_OP_TYPE_MOP_REQUEST: - gf_ops = gf_mops; - gf_op_list = gf_mop_list; - break; - case GF_OP_TYPE_CBK_REQUEST: - gf_ops = gf_cbks; - gf_op_list = gf_cbk_list; - break; - } - - localtime_r (&trav->saved_at.tv_sec, &frame_sent_tm); - strftime (frame_sent, 32, "%Y-%m-%d %H:%M:%S", &frame_sent_tm); - - gf_log (trans->xl->name, GF_LOG_ERROR, - "bailing out frame %s(%d) " - "frame sent = %s. frame-timeout = %d", - gf_op_list[trav->op], trav->op, - frame_sent, conn->frame_timeout); - - hdr.type = hton32 (trav->type); - hdr.op = hton32 (trav->op); - - frame = trav->frame; - - gf_ops[trav->op] (frame, &hdr, sizeof (hdr), NULL); - - list_del_init (&trav->list); - FREE (trav); - } -out: - return; -} - - -void -save_frame (transport_t *trans, call_frame_t *frame, - int32_t op, int8_t type, uint64_t callid) -{ - client_connection_t *conn = NULL; - struct timeval timeout = {0, }; - - - conn = trans->xl_private; - - saved_frames_put (conn->saved_frames, frame, op, type, callid); - - if (conn->timer == NULL && conn->frame_timeout) { - timeout.tv_sec = 10; - timeout.tv_usec = 0; - conn->timer = gf_timer_call_after (trans->xl->ctx, timeout, - call_bail, (void *) trans); - } -} - - - -void -client_ping_timer_expired (void *data) -{ - xlator_t *this = NULL; - transport_t *trans = NULL; - client_conf_t *conf = NULL; - client_connection_t *conn = NULL; - int disconnect = 0; - int transport_activity = 0; - struct timeval timeout = {0, }; - struct timeval current = {0, }; - - trans = data; - this = trans->xl; - conf = this->private; - conn = trans->xl_private; - - pthread_mutex_lock (&conn->lock); - { - if (conn->ping_timer) - gf_timer_call_cancel (trans->xl->ctx, - conn->ping_timer); - gettimeofday (¤t, NULL); - - pthread_mutex_lock (&conf->mutex); - { - if (((current.tv_sec - conf->last_received.tv_sec) < - conn->ping_timeout) - || ((current.tv_sec - conf->last_sent.tv_sec) < - conn->ping_timeout)) { - transport_activity = 1; - } - } - pthread_mutex_unlock (&conf->mutex); - - if (transport_activity) { - gf_log (this->name, GF_LOG_TRACE, - "ping timer expired but transport activity " - "detected - not bailing transport"); - conn->transport_activity = 0; - timeout.tv_sec = conn->ping_timeout; - timeout.tv_usec = 0; - - conn->ping_timer = - gf_timer_call_after (trans->xl->ctx, timeout, - client_ping_timer_expired, - (void *) trans); - if (conn->ping_timer == NULL) - gf_log (this->name, GF_LOG_DEBUG, - "unable to setup timer"); - - } else { - conn->ping_started = 0; - conn->ping_timer = NULL; - disconnect = 1; - } - } - pthread_mutex_unlock (&conn->lock); - if (disconnect) { - gf_log (this->name, GF_LOG_ERROR, - "Server %s has not responded in the last %d " - "seconds, disconnecting.", - conf->transport[0]->peerinfo.identifier, - conn->ping_timeout); - - transport_disconnect (conf->transport[0]); - transport_disconnect (conf->transport[1]); - } -} - - -void -client_start_ping (void *data) -{ - xlator_t *this = NULL; - transport_t *trans = NULL; - client_conf_t *conf = NULL; - client_connection_t *conn = NULL; - int32_t ret = -1; - gf_hdr_common_t *hdr = NULL; - struct timeval timeout = {0, }; - call_frame_t *dummy_frame = NULL; - size_t hdrlen = -1; - gf_mop_ping_req_t *req = NULL; - int frame_count = 0; - - - trans = data; - this = trans->xl; - conf = this->private; - conn = trans->xl_private; - - if (!conn->ping_timeout) - return; - - pthread_mutex_lock (&conn->lock); - { - if (conn->ping_timer) - gf_timer_call_cancel (trans->xl->ctx, conn->ping_timer); - - conn->ping_timer = NULL; - conn->ping_started = 0; - - if (conn->saved_frames) - /* treat the case where conn->saved_frames is NULL - as no pending frames */ - frame_count = conn->saved_frames->count; - - if ((frame_count == 0) || !conn->connected) { - /* using goto looked ugly here, - * hence getting out this way */ - /* unlock */ - pthread_mutex_unlock (&conn->lock); - return; - } - - if (frame_count < 0) { - gf_log (this->name, GF_LOG_DEBUG, - "saved_frames->count is %"PRId64, - conn->saved_frames->count); - conn->saved_frames->count = 0; - } - - timeout.tv_sec = conn->ping_timeout; - timeout.tv_usec = 0; - - conn->ping_timer = - gf_timer_call_after (trans->xl->ctx, timeout, - client_ping_timer_expired, - (void *) trans); - - if (conn->ping_timer == NULL) { - gf_log (this->name, GF_LOG_DEBUG, - "unable to setup timer"); - } else { - conn->ping_started = 1; - } - } - pthread_mutex_unlock (&conn->lock); - - hdrlen = gf_hdr_len (req, 0); - hdr = gf_hdr_new (req, 0); - if (!hdr) - goto err; - - dummy_frame = create_frame (this, this->ctx->pool); - - if (!dummy_frame) - goto err; - - dummy_frame->local = trans; - - ret = protocol_client_xfer (dummy_frame, this, trans, - GF_OP_TYPE_MOP_REQUEST, GF_MOP_PING, - hdr, hdrlen, NULL, 0, NULL); - return; -err: - if (hdr) - FREE (hdr); - - if (dummy_frame) - STACK_DESTROY (dummy_frame->root); - - return; -} - - -int -client_ping_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - xlator_t *this = NULL; - transport_t *trans = NULL; - client_connection_t *conn = NULL; - struct timeval timeout = {0, }; - int op_ret = 0; - - trans = frame->local; frame->local = NULL; - this = trans->xl; - conn = trans->xl_private; - - op_ret = ntoh32 (hdr->rsp.op_ret); - - if (op_ret == -1) { - /* timer expired and transport bailed out */ - gf_log (this->name, GF_LOG_DEBUG, "timer must have expired"); - goto out; - } - - pthread_mutex_lock (&conn->lock); - { - timeout.tv_sec = conn->ping_timeout; - timeout.tv_usec = 0; - - gf_timer_call_cancel (trans->xl->ctx, - conn->ping_timer); - - conn->ping_timer = - gf_timer_call_after (trans->xl->ctx, timeout, - client_start_ping, (void *)trans); - if (conn->ping_timer == NULL) - gf_log (this->name, GF_LOG_DEBUG, - "gf_timer_call_after() returned NULL"); - } - pthread_mutex_unlock (&conn->lock); -out: - STACK_DESTROY (frame->root); - return 0; -} - -int -client_encode_groups (call_frame_t *frame, gf_hdr_common_t *hdr) -{ - int i = 0; - if ((!frame) || (!hdr)) - return -1; - - hdr->req.ngrps = hton32 (frame->root->ngrps); - if (frame->root->ngrps == 0) - return 0; - - for (; i < frame->root->ngrps; ++i) - hdr->req.groups[i] = hton32 (frame->root->groups[i]); - - return 0; -} - - -int -protocol_client_xfer (call_frame_t *frame, xlator_t *this, transport_t *trans, - int type, int op, - gf_hdr_common_t *hdr, size_t hdrlen, - struct iovec *vector, int count, - struct iobref *iobref) -{ - client_conf_t *conf = NULL; - client_connection_t *conn = NULL; - uint64_t callid = 0; - int32_t ret = -1; - int start_ping = 0; - gf_hdr_common_t rsphdr = {0, }; - - conf = this->private; - - if (!trans) { - /* default to bulk op since it is 'safer' */ - trans = conf->transport[CHANNEL_BULK]; - } - conn = trans->xl_private; - - pthread_mutex_lock (&conn->lock); - { - callid = ++conn->callid; - - hdr->callid = hton64 (callid); - hdr->op = hton32 (op); - hdr->type = hton32 (type); - - if (frame) { - hdr->req.uid = hton32 (frame->root->uid); - hdr->req.gid = hton32 (frame->root->gid); - hdr->req.pid = hton32 (frame->root->pid); - hdr->req.lk_owner = hton64 (frame->root->lk_owner); - client_encode_groups (frame, hdr); - } - - if (conn->connected == 0) - transport_connect (trans); - - ret = -1; - - if (conn->connected || - ((type == GF_OP_TYPE_MOP_REQUEST) && - (op == GF_MOP_SETVOLUME))) { - ret = transport_submit (trans, (char *)hdr, hdrlen, - vector, count, iobref); - } - - if ((ret >= 0) && frame) { - pthread_mutex_lock (&conf->mutex); - { - gettimeofday (&conf->last_sent, NULL); - } - pthread_mutex_unlock (&conf->mutex); - save_frame (trans, frame, op, type, callid); - } - - if (!conn->ping_started && (ret >= 0)) { - start_ping = 1; - } - } - pthread_mutex_unlock (&conn->lock); - - if (start_ping) - client_start_ping ((void *) trans); - - if (frame && (ret < 0)) { - rsphdr.op = op; - rsphdr.rsp.op_ret = hton32 (-1); - rsphdr.rsp.op_errno = hton32 (ENOTCONN); - - if (type == GF_OP_TYPE_FOP_REQUEST) { - rsphdr.type = GF_OP_TYPE_FOP_REPLY; - gf_fops[op] (frame, &rsphdr, sizeof (rsphdr), NULL); - } else if (type == GF_OP_TYPE_MOP_REQUEST) { - rsphdr.type = GF_OP_TYPE_MOP_REPLY; - gf_mops[op] (frame, &rsphdr, sizeof (rsphdr), NULL); - } else { - rsphdr.type = GF_OP_TYPE_CBK_REPLY; - gf_cbks[op] (frame, &rsphdr, sizeof (rsphdr), NULL); - } - - FREE (hdr); - } - - return ret; -} - - - -/** - * client_create - create function for client protocol - * @frame: call frame - * @this: this translator structure - * @path: complete path to file - * @flags: create flags - * @mode: create mode - * - * external reference through client_protocol_xlator->fops->create - */ - -int -client_create (call_frame_t *frame, xlator_t *this, loc_t *loc, int32_t flags, - mode_t mode, fd_t *fd) -{ - gf_hdr_common_t *hdr = NULL; - gf_fop_create_req_t *req = NULL; - size_t hdrlen = 0; - size_t pathlen = 0; - size_t baselen = 0; - int32_t ret = -1; - ino_t par = 0; - uint64_t gen = 0; - client_local_t *local = NULL; - - - local = calloc (1, sizeof (*local)); - GF_VALIDATE_OR_GOTO (this->name, local, unwind); - - local->fd = fd_ref (fd); - loc_copy (&local->loc, loc); - local->flags = flags; - - frame->local = local; - - pathlen = STRLEN_0 (loc->path); - baselen = STRLEN_0 (loc->name); - - ret = inode_ctx_get2 (loc->parent, this, &par, &gen); - if (loc->parent->ino && ret < 0) { - gf_log (this->name, GF_LOG_DEBUG, - "CREATE %"PRId64"/%s (%s): failed to get remote inode " - "number for parent inode", - loc->parent->ino, loc->name, loc->path); - goto unwind; - } - - hdrlen = gf_hdr_len (req, pathlen + baselen); - hdr = gf_hdr_new (req, pathlen + baselen); - GF_VALIDATE_OR_GOTO (this->name, hdr, unwind); - - req = gf_param (hdr); - - req->flags = hton32 (gf_flags_from_flags (flags)); - req->mode = hton32 (mode); - req->par = hton64 (par); - req->gen = hton64 (gen); - strcpy (req->path, loc->path); - strcpy (req->bname + pathlen, loc->name); - - ret = protocol_client_xfer (frame, this, - CLIENT_CHANNEL (this, CHANNEL_LOWLAT), - GF_OP_TYPE_FOP_REQUEST, GF_FOP_CREATE, - hdr, hdrlen, NULL, 0, NULL); - return ret; -unwind: - if (hdr) - free (hdr); - STACK_UNWIND (frame, -1, EINVAL, fd, NULL, NULL); - return 0; - -} - -/** - * client_open - open function for client protocol - * @frame: call frame - * @this: this translator structure - * @loc: location of file - * @flags: open flags - * @mode: open modes - * - * external reference through client_protocol_xlator->fops->open - */ - -int -client_open (call_frame_t *frame, xlator_t *this, loc_t *loc, int32_t flags, - fd_t *fd, int32_t wbflags) -{ - int ret = -1; - gf_hdr_common_t *hdr = NULL; - size_t hdrlen = 0; - gf_fop_open_req_t *req = NULL; - size_t pathlen = 0; - ino_t ino = 0; - uint64_t gen = 0; - client_local_t *local = NULL; - - local = calloc (1, sizeof (*local)); - GF_VALIDATE_OR_GOTO (this->name, local, unwind); - - local->fd = fd_ref (fd); - loc_copy (&local->loc, loc); - local->flags = flags; - local->wbflags = wbflags; - - frame->local = local; - - pathlen = STRLEN_0 (loc->path); - - ret = inode_ctx_get2 (loc->inode, this, &ino, &gen); - if (loc->inode->ino && ret < 0) { - gf_log (this->name, GF_LOG_DEBUG, - "OPEN %"PRId64" (%s): " - "failed to get remote inode number", - loc->inode->ino, loc->path); - goto unwind; - } - - hdrlen = gf_hdr_len (req, pathlen); - hdr = gf_hdr_new (req, pathlen); - GF_VALIDATE_OR_GOTO (this->name, hdr, unwind); - - req = gf_param (hdr); - - req->ino = hton64 (ino); - req->gen = hton64 (gen); - req->flags = hton32 (gf_flags_from_flags (flags)); - req->wbflags = hton32 (wbflags); - strcpy (req->path, loc->path); - - ret = protocol_client_xfer (frame, this, - CLIENT_CHANNEL (this, CHANNEL_LOWLAT), - GF_OP_TYPE_FOP_REQUEST, GF_FOP_OPEN, - hdr, hdrlen, NULL, 0, NULL); - - return ret; -unwind: - if (hdr) - free (hdr); - STACK_UNWIND (frame, -1, EINVAL, fd); - return 0; - -} - - -/** - * client_stat - stat function for client protocol - * @frame: call frame - * @this: this translator structure - * @loc: location - * - * external reference through client_protocol_xlator->fops->stat - */ - -int -client_stat (call_frame_t *frame, xlator_t *this, loc_t *loc) -{ - gf_hdr_common_t *hdr = NULL; - gf_fop_stat_req_t *req = NULL; - size_t hdrlen = -1; - int32_t ret = -1; - size_t pathlen = 0; - ino_t ino = 0; - ino_t gen = 0; - - pathlen = STRLEN_0 (loc->path); - - ret = inode_ctx_get2 (loc->inode, this, &ino, &gen); - if (loc->inode->ino && ret < 0) { - gf_log (this->name, GF_LOG_TRACE, - "STAT %"PRId64" (%s): " - "failed to get remote inode number", - loc->inode->ino, loc->path); - goto unwind; - } - - hdrlen = gf_hdr_len (req, pathlen); - hdr = gf_hdr_new (req, pathlen); - GF_VALIDATE_OR_GOTO (this->name, hdr, unwind); - - req = gf_param (hdr); - - req->ino = hton64 (ino); - req->gen = hton64 (gen); - strcpy (req->path, loc->path); - - ret = protocol_client_xfer (frame, this, - CLIENT_CHANNEL (this, CHANNEL_LOWLAT), - GF_OP_TYPE_FOP_REQUEST, GF_FOP_STAT, - hdr, hdrlen, NULL, 0, NULL); - - return ret; -unwind: - if (hdr) - free (hdr); - STACK_UNWIND (frame, -1, EINVAL, NULL); - return 0; - -} - - -/** - * client_readlink - readlink function for client protocol - * @frame: call frame - * @this: this translator structure - * @loc: location - * @size: - * - * external reference through client_protocol_xlator->fops->readlink - */ -int -client_readlink (call_frame_t *frame, xlator_t *this, loc_t *loc, size_t size) -{ - gf_hdr_common_t *hdr = NULL; - gf_fop_readlink_req_t *req = NULL; - size_t hdrlen = -1; - int ret = -1; - size_t pathlen = 0; - ino_t ino = 0; - uint64_t gen = 0; - - pathlen = STRLEN_0 (loc->path); - - ret = inode_ctx_get2 (loc->inode, this, &ino, &gen); - if (loc->inode->ino && ret < 0) { - gf_log (this->name, GF_LOG_DEBUG, - "READLINK %"PRId64" (%s): " - "failed to get remote inode number", - loc->inode->ino, loc->path); - goto unwind; - } - - hdrlen = gf_hdr_len (req, pathlen); - hdr = gf_hdr_new (req, pathlen); - GF_VALIDATE_OR_GOTO (this->name, hdr, unwind); - - req = gf_param (hdr); - - req->ino = hton64 (ino); - req->gen = hton64 (gen); - req->size = hton32 (size); - strcpy (req->path, loc->path); - - ret = protocol_client_xfer (frame, this, - CLIENT_CHANNEL (this, CHANNEL_LOWLAT), - GF_OP_TYPE_FOP_REQUEST, GF_FOP_READLINK, - hdr, hdrlen, NULL, 0, NULL); - - return ret; -unwind: - if (hdr) - free (hdr); - STACK_UNWIND_STRICT (readlink, frame, -1, EINVAL, - NULL, NULL); - return 0; - -} - - -/** - * client_mknod - mknod function for client protocol - * @frame: call frame - * @this: this translator structure - * @path: pathname of node - * @mode: - * @dev: - * - * external reference through client_protocol_xlator->fops->mknod - */ -int -client_mknod (call_frame_t *frame, xlator_t *this, loc_t *loc, mode_t mode, - dev_t dev) -{ - gf_hdr_common_t *hdr = NULL; - gf_fop_mknod_req_t *req = NULL; - size_t hdrlen = -1; - int ret = -1; - size_t pathlen = 0; - size_t baselen = 0; - ino_t par = 0; - uint64_t gen = 0; - client_local_t *local = NULL; - - local = calloc (1, sizeof (*local)); - GF_VALIDATE_OR_GOTO (this->name, local, unwind); - - loc_copy (&local->loc, loc); - - frame->local = local; - - pathlen = STRLEN_0 (loc->path); - baselen = STRLEN_0 (loc->name); - ret = inode_ctx_get2 (loc->parent, this, &par, &gen); - if (loc->parent->ino && ret < 0) { - gf_log (this->name, GF_LOG_DEBUG, - "MKNOD %"PRId64"/%s (%s): failed to get remote inode " - "number for parent", - loc->parent->ino, loc->name, loc->path); - goto unwind; - } - - hdrlen = gf_hdr_len (req, pathlen + baselen); - hdr = gf_hdr_new (req, pathlen + baselen); - GF_VALIDATE_OR_GOTO (this->name, hdr, unwind); - - req = gf_param (hdr); - - req->par = hton64 (par); - req->gen = hton64 (gen); - req->mode = hton32 (mode); - req->dev = hton64 (dev); - strcpy (req->path, loc->path); - strcpy (req->bname + pathlen, loc->name); - - ret = protocol_client_xfer (frame, this, - CLIENT_CHANNEL (this, CHANNEL_LOWLAT), - GF_OP_TYPE_FOP_REQUEST, GF_FOP_MKNOD, - hdr, hdrlen, NULL, 0, NULL); - - return ret; -unwind: - if (hdr) - free (hdr); - STACK_UNWIND (frame, -1, EINVAL, loc->inode, NULL); - return 0; - -} - - -/** - * client_mkdir - mkdir function for client protocol - * @frame: call frame - * @this: this translator structure - * @path: pathname of directory - * @mode: - * - * external reference through client_protocol_xlator->fops->mkdir - */ -int -client_mkdir (call_frame_t *frame, xlator_t *this, loc_t *loc, mode_t mode) -{ - gf_hdr_common_t *hdr = NULL; - gf_fop_mkdir_req_t *req = NULL; - size_t hdrlen = -1; - int ret = -1; - size_t pathlen = 0; - size_t baselen = 0; - ino_t par = 0; - uint64_t gen = 0; - client_local_t *local = NULL; - - local = calloc (1, sizeof (*local)); - GF_VALIDATE_OR_GOTO (this->name, local, unwind); - - loc_copy (&local->loc, loc); - - frame->local = local; - - pathlen = STRLEN_0 (loc->path); - baselen = STRLEN_0 (loc->name); - ret = inode_ctx_get2 (loc->parent, this, &par, &gen); - if (loc->parent->ino && ret < 0) { - gf_log (this->name, GF_LOG_DEBUG, - "MKDIR %"PRId64"/%s (%s): failed to get remote inode " - "number for parent", - loc->parent->ino, loc->name, loc->path); - goto unwind; - } - - hdrlen = gf_hdr_len (req, pathlen + baselen); - hdr = gf_hdr_new (req, pathlen + baselen); - GF_VALIDATE_OR_GOTO (this->name, hdr, unwind); - - req = gf_param (hdr); - - req->par = hton64 (par); - req->gen = hton64 (gen); - req->mode = hton32 (mode); - strcpy (req->path, loc->path); - strcpy (req->bname + pathlen, loc->name); - - ret = protocol_client_xfer (frame, this, - CLIENT_CHANNEL (this, CHANNEL_LOWLAT), - GF_OP_TYPE_FOP_REQUEST, GF_FOP_MKDIR, - hdr, hdrlen, NULL, 0, NULL); - - return ret; -unwind: - if (hdr) - free (hdr); - STACK_UNWIND_STRICT (mkdir, frame, -1, EINVAL, loc->inode, NULL, NULL, NULL); - return 0; - -} - -/** - * client_unlink - unlink function for client protocol - * @frame: call frame - * @this: this translator structure - * @loc: location of file - * - * external reference through client_protocol_xlator->fops->unlink - */ - -int -client_unlink (call_frame_t *frame, xlator_t *this, loc_t *loc) -{ - gf_hdr_common_t *hdr = NULL; - gf_fop_unlink_req_t *req = NULL; - size_t hdrlen = -1; - int ret = -1; - size_t pathlen = 0; - size_t baselen = 0; - ino_t par = 0; - uint64_t gen = 0; - - pathlen = STRLEN_0 (loc->path); - baselen = STRLEN_0 (loc->name); - ret = inode_ctx_get2 (loc->parent, this, &par, &gen); - if (loc->parent->ino && ret < 0) { - gf_log (this->name, GF_LOG_DEBUG, - "UNLINK %"PRId64"/%s (%s): failed to get remote inode " - "number for parent", - loc->parent->ino, loc->name, loc->path); - goto unwind; - } - - hdrlen = gf_hdr_len (req, pathlen + baselen); - hdr = gf_hdr_new (req, pathlen + baselen); - GF_VALIDATE_OR_GOTO (this->name, hdr, unwind); - - req = gf_param (hdr); - - req->par = hton64 (par); - req->gen = hton64 (gen); - strcpy (req->path, loc->path); - strcpy (req->bname + pathlen, loc->name); - - ret = protocol_client_xfer (frame, this, - CLIENT_CHANNEL (this, CHANNEL_BULK), - GF_OP_TYPE_FOP_REQUEST, GF_FOP_UNLINK, - hdr, hdrlen, NULL, 0, NULL); - - return ret; -unwind: - if (hdr) - free (hdr); - STACK_UNWIND (frame, -1, EINVAL); - return 0; - -} - -/** - * client_rmdir - rmdir function for client protocol - * @frame: call frame - * @this: this translator structure - * @loc: location - * - * external reference through client_protocol_xlator->fops->rmdir - */ - -int -client_rmdir (call_frame_t *frame, xlator_t *this, loc_t *loc) -{ - gf_hdr_common_t *hdr = NULL; - gf_fop_rmdir_req_t *req = NULL; - size_t hdrlen = -1; - int ret = -1; - size_t pathlen = 0; - size_t baselen = 0; - ino_t par = 0; - uint64_t gen = 0; - - pathlen = STRLEN_0 (loc->path); - baselen = STRLEN_0 (loc->name); - ret = inode_ctx_get2 (loc->parent, this, &par, &gen); - if (loc->parent->ino && ret < 0) { - gf_log (this->name, GF_LOG_DEBUG, - "RMDIR %"PRId64"/%s (%s): failed to get remote inode " - "number for parent", - loc->parent->ino, loc->name, loc->path); - goto unwind; - } - - hdrlen = gf_hdr_len (req, pathlen + baselen); - hdr = gf_hdr_new (req, pathlen + baselen); - GF_VALIDATE_OR_GOTO (this->name, hdr, unwind); - - req = gf_param (hdr); - - req->par = hton64 (par); - req->gen = hton64 (gen); - strcpy (req->path, loc->path); - strcpy (req->bname + pathlen, loc->name); - - ret = protocol_client_xfer (frame, this, - CLIENT_CHANNEL (this, CHANNEL_BULK), - GF_OP_TYPE_FOP_REQUEST, GF_FOP_RMDIR, - hdr, hdrlen, NULL, 0, NULL); - - return ret; -unwind: - if (hdr) - free (hdr); - STACK_UNWIND (frame, -1, EINVAL); - return 0; - -} - - -/** - * client_symlink - symlink function for client protocol - * @frame: call frame - * @this: this translator structure - * @oldpath: pathname of target - * @newpath: pathname of symlink - * - * external reference through client_protocol_xlator->fops->symlink - */ - -int -client_symlink (call_frame_t *frame, xlator_t *this, const char *linkname, - loc_t *loc) -{ - int ret = -1; - gf_hdr_common_t *hdr = NULL; - gf_fop_symlink_req_t *req = NULL; - size_t hdrlen = 0; - size_t pathlen = 0; - size_t newlen = 0; - size_t baselen = 0; - ino_t par = 0; - uint64_t gen = 0; - client_local_t *local = NULL; - - local = calloc (1, sizeof (*local)); - GF_VALIDATE_OR_GOTO (this->name, local, unwind); - - loc_copy (&local->loc, loc); - - frame->local = local; - - pathlen = STRLEN_0 (loc->path); - baselen = STRLEN_0 (loc->name); - newlen = STRLEN_0 (linkname); - ret = inode_ctx_get2 (loc->parent, this, &par, &gen); - if (loc->parent->ino && ret < 0) { - gf_log (this->name, GF_LOG_DEBUG, - "SYMLINK %"PRId64"/%s (%s): failed to get remote inode" - " number parent", - loc->parent->ino, loc->name, loc->path); - goto unwind; - } - - hdrlen = gf_hdr_len (req, pathlen + baselen + newlen); - hdr = gf_hdr_new (req, pathlen + baselen + newlen); - GF_VALIDATE_OR_GOTO (this->name, hdr, unwind); - - req = gf_param (hdr); - - req->par = hton64 (par); - req->gen = hton64 (gen); - strcpy (req->path, loc->path); - strcpy (req->bname + pathlen, loc->name); - strcpy (req->linkname + pathlen + baselen, linkname); - - ret = protocol_client_xfer (frame, this, - CLIENT_CHANNEL (this, CHANNEL_LOWLAT), - GF_OP_TYPE_FOP_REQUEST, GF_FOP_SYMLINK, - hdr, hdrlen, NULL, 0, NULL); - return ret; -unwind: - if (hdr) - free (hdr); - STACK_UNWIND (frame, -1, EINVAL, loc->inode, NULL); - return 0; - -} - -/** - * client_rename - rename function for client protocol - * @frame: call frame - * @this: this translator structure - * @oldloc: location of old pathname - * @newloc: location of new pathname - * - * external reference through client_protocol_xlator->fops->rename - */ - -int -client_rename (call_frame_t *frame, xlator_t *this, loc_t *oldloc, - loc_t *newloc) -{ - int ret = -1; - gf_hdr_common_t *hdr = NULL; - gf_fop_rename_req_t *req = NULL; - size_t hdrlen = 0; - size_t oldpathlen = 0; - size_t oldbaselen = 0; - size_t newpathlen = 0; - size_t newbaselen = 0; - ino_t oldpar = 0; - uint64_t oldgen = 0; - ino_t newpar = 0; - uint64_t newgen = 0; - - oldpathlen = STRLEN_0 (oldloc->path); - oldbaselen = STRLEN_0 (oldloc->name); - newpathlen = STRLEN_0 (newloc->path); - newbaselen = STRLEN_0 (newloc->name); - ret = inode_ctx_get2 (oldloc->parent, this, &oldpar, &oldgen); - if (oldloc->parent->ino && ret < 0) { - gf_log (this->name, GF_LOG_DEBUG, - "RENAME %"PRId64"/%s (%s): failed to get remote inode " - "number for source parent", - oldloc->parent->ino, oldloc->name, oldloc->path); - goto unwind; - } - - ret = inode_ctx_get2 (newloc->parent, this, &newpar, &newgen); - if (newloc->parent->ino && ret < 0) { - gf_log (this->name, GF_LOG_DEBUG, - "CREATE %"PRId64"/%s (%s): failed to get remote inode " - "number for destination parent", - newloc->parent->ino, newloc->name, newloc->path); - goto unwind; - } - - hdrlen = gf_hdr_len (req, (oldpathlen + oldbaselen + - newpathlen + newbaselen)); - hdr = gf_hdr_new (req, (oldpathlen + oldbaselen + - newpathlen + newbaselen)); - - GF_VALIDATE_OR_GOTO (this->name, hdr, unwind); - - req = gf_param (hdr); - - req->oldpar = hton64 (oldpar); - req->oldgen = hton64 (oldgen); - req->newpar = hton64 (newpar); - req->newgen = hton64 (newgen); - - strcpy (req->oldpath, oldloc->path); - strcpy (req->oldbname + oldpathlen, oldloc->name); - strcpy (req->newpath + oldpathlen + oldbaselen, newloc->path); - strcpy (req->newbname + oldpathlen + oldbaselen + newpathlen, - newloc->name); - - ret = protocol_client_xfer (frame, this, - CLIENT_CHANNEL (this, CHANNEL_LOWLAT), - GF_OP_TYPE_FOP_REQUEST, GF_FOP_RENAME, - hdr, hdrlen, NULL, 0, NULL); - return ret; -unwind: - if (hdr) - free (hdr); - STACK_UNWIND (frame, -1, EINVAL, NULL); - return 0; - -} - -/** - * client_link - link function for client protocol - * @frame: call frame - * @this: this translator structure - * @oldloc: location of old pathname - * @newpath: new pathname - * - * external reference through client_protocol_xlator->fops->link - */ - -int -client_link (call_frame_t *frame, xlator_t *this, loc_t *oldloc, loc_t *newloc) -{ - int ret = -1; - gf_hdr_common_t *hdr = NULL; - gf_fop_link_req_t *req = NULL; - size_t hdrlen = 0; - size_t oldpathlen = 0; - size_t newpathlen = 0; - size_t newbaselen = 0; - ino_t oldino = 0; - uint64_t oldgen = 0; - ino_t newpar = 0; - uint64_t newgen = 0; - client_local_t *local = NULL; - - local = calloc (1, sizeof (*local)); - GF_VALIDATE_OR_GOTO (this->name, local, unwind); - - loc_copy (&local->loc, oldloc); - - frame->local = local; - - oldpathlen = STRLEN_0 (oldloc->path); - newpathlen = STRLEN_0 (newloc->path); - newbaselen = STRLEN_0 (newloc->name); - - ret = inode_ctx_get2 (oldloc->inode, this, &oldino, &oldgen); - if (oldloc->inode->ino && ret < 0) { - gf_log (this->name, GF_LOG_DEBUG, - "LINK %"PRId64"/%s (%s) ==> %"PRId64" (%s): " - "failed to get remote inode number for source inode", - newloc->parent->ino, newloc->name, newloc->path, - oldloc->ino, oldloc->path); - goto unwind; - } - - ret = inode_ctx_get2 (newloc->parent, this, &newpar, &newgen); - if (newloc->parent->ino && ret < 0) { - gf_log (this->name, GF_LOG_DEBUG, - "LINK %"PRId64"/%s (%s) ==> %"PRId64" (%s): " - "failed to get remote inode number destination parent", - newloc->parent->ino, newloc->name, newloc->path, - oldloc->ino, oldloc->path); - goto unwind; - } - - hdrlen = gf_hdr_len (req, oldpathlen + newpathlen + newbaselen); - hdr = gf_hdr_new (req, oldpathlen + newpathlen + newbaselen); - GF_VALIDATE_OR_GOTO (this->name, hdr, unwind); - - req = gf_param (hdr); - - strcpy (req->oldpath, oldloc->path); - strcpy (req->newpath + oldpathlen, newloc->path); - strcpy (req->newbname + oldpathlen + newpathlen, newloc->name); - - req->oldino = hton64 (oldino); - req->oldgen = hton64 (oldgen); - req->newpar = hton64 (newpar); - req->newgen = hton64 (newgen); - - ret = protocol_client_xfer (frame, this, - CLIENT_CHANNEL (this, CHANNEL_LOWLAT), - GF_OP_TYPE_FOP_REQUEST, GF_FOP_LINK, - hdr, hdrlen, NULL, 0, NULL); - return ret; -unwind: - if (hdr) - free (hdr); - STACK_UNWIND (frame, -1, EINVAL, oldloc->inode, NULL); - return 0; -} - - -/** - * client_truncate - truncate function for client protocol - * @frame: call frame - * @this: this translator structure - * @loc: location - * @offset: - * - * external reference through client_protocol_xlator->fops->truncate - */ - -int -client_truncate (call_frame_t *frame, xlator_t *this, loc_t *loc, off_t offset) -{ - gf_hdr_common_t *hdr = NULL; - gf_fop_truncate_req_t *req = NULL; - size_t hdrlen = -1; - int ret = -1; - size_t pathlen = 0; - ino_t ino = 0; - uint64_t gen = 0; - - pathlen = STRLEN_0 (loc->path); - ret = inode_ctx_get2 (loc->inode, this, &ino, &gen); - if (loc->inode->ino && ret < 0) { - gf_log (this->name, GF_LOG_DEBUG, - "TRUNCATE %"PRId64" (%s): " - "failed to get remote inode number", - loc->inode->ino, loc->path); - goto unwind; - } - - hdrlen = gf_hdr_len (req, pathlen); - hdr = gf_hdr_new (req, pathlen); - GF_VALIDATE_OR_GOTO (this->name, hdr, unwind); - - req = gf_param (hdr); - - req->ino = hton64 (ino); - req->gen = hton64 (gen); - req->offset = hton64 (offset); - strcpy (req->path, loc->path); - - ret = protocol_client_xfer (frame, this, - CLIENT_CHANNEL (this, CHANNEL_BULK), - GF_OP_TYPE_FOP_REQUEST, GF_FOP_TRUNCATE, - hdr, hdrlen, NULL, 0, NULL); - - return ret; -unwind: - if (hdr) - free (hdr); - STACK_UNWIND (frame, -1, EINVAL, NULL); - return 0; - -} - - -/** - * client_readv - readv function for client protocol - * @frame: call frame - * @this: this translator structure - * @fd: file descriptor structure - * @size: - * @offset: - * - * external reference through client_protocol_xlator->fops->readv - */ - -int -client_readv (call_frame_t *frame, xlator_t *this, fd_t *fd, size_t size, - off_t offset) -{ - gf_hdr_common_t *hdr = NULL; - gf_fop_read_req_t *req = NULL; - size_t hdrlen = 0; - int64_t remote_fd = -1; - int ret = -1; - client_fd_ctx_t *fdctx = NULL; - client_conf_t *conf = NULL; - - conf = this->private; - - pthread_mutex_lock (&conf->mutex); - { - fdctx = this_fd_get_ctx (fd, this); - } - pthread_mutex_unlock (&conf->mutex); - - if (fdctx == NULL) { - gf_log (this->name, GF_LOG_TRACE, - "(%"PRId64"): failed to get fd ctx, EBADFD", - fd->inode->ino); - STACK_UNWIND (frame, -1, EBADFD, NULL, 0, NULL); - return 0; - } - - if (fdctx->remote_fd == -1) { - gf_log (this->name, GF_LOG_TRACE, - "(%"PRId64"): failed to get fd ctx, EBADFD", - fd->inode->ino); - STACK_UNWIND (frame, -1, EBADFD, NULL, 0, NULL); - return 0; - } - - remote_fd = fdctx->remote_fd; - hdrlen = gf_hdr_len (req, 0); - hdr = gf_hdr_new (req, 0); - GF_VALIDATE_OR_GOTO (this->name, hdr, unwind); - - req = gf_param (hdr); - - req->fd = hton64 (remote_fd); - req->size = hton32 (size); - req->offset = hton64 (offset); - - ret = protocol_client_xfer (frame, this, - CLIENT_CHANNEL (this, CHANNEL_BULK), - GF_OP_TYPE_FOP_REQUEST, GF_FOP_READ, - hdr, hdrlen, NULL, 0, NULL); - - return 0; -unwind: - if (hdr) - free (hdr); - STACK_UNWIND (frame, -1, EINVAL, NULL, 0, NULL); - return 0; - -} - -/** - * client_writev - writev function for client protocol - * @frame: call frame - * @this: this translator structure - * @fd: file descriptor structure - * @vector: - * @count: - * @offset: - * - * external reference through client_protocol_xlator->fops->writev - */ - -int -client_writev (call_frame_t *frame, xlator_t *this, fd_t *fd, - struct iovec *vector, int32_t count, off_t offset, - struct iobref *iobref) -{ - gf_hdr_common_t *hdr = NULL; - gf_fop_write_req_t *req = NULL; - size_t hdrlen = 0; - int64_t remote_fd = -1; - int ret = -1; - client_fd_ctx_t *fdctx = NULL; - client_conf_t *conf = NULL; - - conf = this->private; - - pthread_mutex_lock (&conf->mutex); - { - fdctx = this_fd_get_ctx (fd, this); - } - pthread_mutex_unlock (&conf->mutex); - - if (fdctx == NULL) { - gf_log (this->name, GF_LOG_TRACE, - "(%"PRId64"): failed to get fd ctx. EBADFD", - fd->inode->ino); - STACK_UNWIND (frame, -1, EBADFD, NULL); - return 0; - } - - if (fdctx->remote_fd == -1) { - gf_log (this->name, GF_LOG_TRACE, - "(%"PRId64"): failed to get fd ctx. EBADFD", - fd->inode->ino); - STACK_UNWIND (frame, -1, EBADFD, NULL); - return 0; - } - - remote_fd = fdctx->remote_fd; - hdrlen = gf_hdr_len (req, 0); - hdr = gf_hdr_new (req, 0); - GF_VALIDATE_OR_GOTO (this->name, hdr, unwind); - - req = gf_param (hdr); - - req->fd = hton64 (remote_fd); - req->size = hton32 (iov_length (vector, count)); - req->offset = hton64 (offset); - - ret = protocol_client_xfer (frame, this, - CLIENT_CHANNEL (this, CHANNEL_BULK), - GF_OP_TYPE_FOP_REQUEST, GF_FOP_WRITE, - hdr, hdrlen, vector, count, iobref); - return ret; -unwind: - if (hdr) - free (hdr); - STACK_UNWIND (frame, -1, EINVAL, NULL); - return 0; - -} - - -/** - * client_statfs - statfs function for client protocol - * @frame: call frame - * @this: this translator structure - * @loc: location - * - * external reference through client_protocol_xlator->fops->statfs - */ - -int -client_statfs (call_frame_t *frame, xlator_t *this, loc_t *loc) -{ - gf_hdr_common_t *hdr = NULL; - gf_fop_statfs_req_t *req = NULL; - size_t hdrlen = -1; - int ret = -1; - size_t pathlen = 0; - ino_t ino = 0; - ino_t gen = 0; - - pathlen = STRLEN_0 (loc->path); - - if (loc->inode) { - ret = inode_ctx_get2 (loc->inode, this, &ino, &gen); - if (loc->inode->ino && ret < 0) { - gf_log (this->name, GF_LOG_DEBUG, - "STATFS %"PRId64" (%s): " - "failed to get remote inode number", - loc->inode->ino, loc->path); - goto unwind; - } - } - - hdrlen = gf_hdr_len (req, pathlen); - hdr = gf_hdr_new (req, pathlen); - GF_VALIDATE_OR_GOTO (this->name, hdr, unwind); - - req = gf_param (hdr); - - req->ino = hton64 (ino); - req->gen = hton64 (gen); - strcpy (req->path, loc->path); - - ret = protocol_client_xfer (frame, this, - CLIENT_CHANNEL (this, CHANNEL_LOWLAT), - GF_OP_TYPE_FOP_REQUEST, GF_FOP_STATFS, - hdr, hdrlen, NULL, 0, NULL); - - return ret; -unwind: - if (hdr) - free (hdr); - STACK_UNWIND (frame, -1, EINVAL, NULL); - return 0; - -} - - -/** - * client_flush - flush function for client protocol - * @frame: call frame - * @this: this translator structure - * @fd: file descriptor structure - * - * external reference through client_protocol_xlator->fops->flush - */ - -int -client_flush (call_frame_t *frame, xlator_t *this, fd_t *fd) -{ - gf_hdr_common_t *hdr = NULL; - gf_fop_flush_req_t *req = NULL; - size_t hdrlen = 0; - int64_t remote_fd = -1; - int ret = -1; - client_fd_ctx_t *fdctx = NULL; - client_conf_t *conf = NULL; - - conf = this->private; - - pthread_mutex_lock (&conf->mutex); - { - fdctx = this_fd_get_ctx (fd, this); - } - pthread_mutex_unlock (&conf->mutex); - - if (fdctx == NULL) { - gf_log (this->name, GF_LOG_TRACE, - "(%"PRId64"): failed to get fd ctx. EBADFD", - fd->inode->ino); - STACK_UNWIND (frame, -1, EBADFD); - return 0; - } - - if (fdctx->remote_fd == -1) { - gf_log (this->name, GF_LOG_TRACE, - "(%"PRId64"): failed to get fd ctx. EBADFD", - fd->inode->ino); - STACK_UNWIND (frame, -1, EBADFD); - return 0; - } - - remote_fd = fdctx->remote_fd; - hdrlen = gf_hdr_len (req, 0); - hdr = gf_hdr_new (req, 0); - GF_VALIDATE_OR_GOTO (this->name, hdr, unwind); - - req = gf_param (hdr); - - req->fd = hton64 (remote_fd); - - ret = protocol_client_xfer (frame, this, - CLIENT_CHANNEL (this, CHANNEL_BULK), - GF_OP_TYPE_FOP_REQUEST, GF_FOP_FLUSH, - hdr, hdrlen, NULL, 0, NULL); - - return 0; -unwind: - if (hdr) - free (hdr); - STACK_UNWIND (frame, -1, EINVAL); - return 0; - -} - -/** - * client_fsync - fsync function for client protocol - * @frame: call frame - * @this: this translator structure - * @fd: file descriptor structure - * @flags: - * - * external reference through client_protocol_xlator->fops->fsync - */ - -int -client_fsync (call_frame_t *frame, xlator_t *this, fd_t *fd, int32_t flags) -{ - gf_hdr_common_t *hdr = NULL; - gf_fop_fsync_req_t *req = NULL; - size_t hdrlen = 0; - int64_t remote_fd = -1; - int32_t ret = -1; - client_fd_ctx_t *fdctx = NULL; - client_conf_t *conf = NULL; - - conf = this->private; - - pthread_mutex_lock (&conf->mutex); - { - fdctx = this_fd_get_ctx (fd, this); - } - pthread_mutex_unlock (&conf->mutex); - - if (fdctx == NULL) { - gf_log (this->name, GF_LOG_TRACE, - "(%"PRId64"): failed to get fd ctx. EBADFD", - fd->inode->ino); - STACK_UNWIND (frame, -1, EBADFD); - return 0; - } - - if (fdctx->remote_fd == -1) { - gf_log (this->name, GF_LOG_TRACE, - "(%"PRId64"): failed to get fd ctx. EBADFD", - fd->inode->ino); - STACK_UNWIND (frame, -1, EBADFD); - return 0; - } - - remote_fd = fdctx->remote_fd; - hdrlen = gf_hdr_len (req, 0); - hdr = gf_hdr_new (req, 0); - GF_VALIDATE_OR_GOTO (this->name, hdr, unwind); - - req = gf_param (hdr); - - req->fd = hton64 (remote_fd); - req->data = hton32 (flags); - - ret = protocol_client_xfer (frame, this, - CLIENT_CHANNEL (this, CHANNEL_BULK), - GF_OP_TYPE_FOP_REQUEST, GF_FOP_FSYNC, - hdr, hdrlen, NULL, 0, NULL); - - return ret; -unwind: - if (hdr) - free (hdr); - STACK_UNWIND (frame, -1, EINVAL); - return 0; - -} - -int -client_xattrop (call_frame_t *frame, xlator_t *this, loc_t *loc, - gf_xattrop_flags_t flags, dict_t *dict) -{ - gf_hdr_common_t *hdr = NULL; - gf_fop_xattrop_req_t *req = NULL; - size_t hdrlen = 0; - size_t dict_len = 0; - int32_t ret = -1; - size_t pathlen = 0; - ino_t ino = 0; - uint64_t gen = 0; - char *buf = NULL; - - GF_VALIDATE_OR_GOTO ("client", this, unwind); - - GF_VALIDATE_OR_GOTO (this->name, loc, unwind); - - if (dict) { - ret = dict_allocate_and_serialize (dict, &buf, &dict_len); - if (ret < 0) { - gf_log (this->name, GF_LOG_DEBUG, - "failed to get serialized length of dict(%p)", - dict); - goto unwind; - } - } - - pathlen = STRLEN_0 (loc->path); - - ret = inode_ctx_get2 (loc->inode, this, &ino, &gen); - if (loc->inode->ino && ret < 0) { - gf_log (this->name, GF_LOG_DEBUG, - "XATTROP %"PRId64" (%s): " - "failed to get remote inode number", - loc->inode->ino, loc->path); - goto unwind; - } - - hdrlen = gf_hdr_len (req, dict_len + pathlen); - hdr = gf_hdr_new (req, dict_len + pathlen); - GF_VALIDATE_OR_GOTO (this->name, hdr, unwind); - - req = gf_param (hdr); - - req->flags = hton32 (flags); - req->dict_len = hton32 (dict_len); - if (dict) { - memcpy (req->dict, buf, dict_len); - FREE (buf); - } - - req->ino = hton64 (ino); - req->gen = hton64 (gen); - strcpy (req->path + dict_len, loc->path); - - ret = protocol_client_xfer (frame, this, - CLIENT_CHANNEL (this, CHANNEL_BULK), - GF_OP_TYPE_FOP_REQUEST, GF_FOP_XATTROP, - hdr, hdrlen, NULL, 0, NULL); - return ret; -unwind: - if (hdr) - free (hdr); - - STACK_UNWIND (frame, -1, EINVAL, NULL); - return 0; -} - - -int -client_fxattrop (call_frame_t *frame, xlator_t *this, fd_t *fd, - gf_xattrop_flags_t flags, dict_t *dict) -{ - gf_hdr_common_t *hdr = NULL; - gf_fop_fxattrop_req_t *req = NULL; - size_t hdrlen = 0; - size_t dict_len = 0; - int64_t remote_fd = -1; - int32_t ret = -1; - ino_t ino = 0; - client_fd_ctx_t *fdctx = NULL; - client_conf_t *conf = NULL; - - conf = this->private; - - if (dict) { - dict_len = dict_serialized_length (dict); - if (dict_len < 0) { - gf_log (this->name, GF_LOG_DEBUG, - "failed to get serialized length of dict(%p)", - dict); - goto unwind; - } - } - - pthread_mutex_lock (&conf->mutex); - { - fdctx = this_fd_get_ctx (fd, this); - } - pthread_mutex_unlock (&conf->mutex); - - if (fdctx == NULL) { - gf_log (this->name, GF_LOG_TRACE, - "(%"PRId64"): failed to get fd ctx. " - "returning EBADFD", - fd->inode->ino); - goto unwind; - } - - if (fdctx->remote_fd == -1) { - gf_log (this->name, GF_LOG_TRACE, - "(%"PRId64"): failed to get fd ctx. EBADFD", - fd->inode->ino); - goto unwind; - } - - ino = fd->inode->ino; - remote_fd = fdctx->remote_fd; - - hdrlen = gf_hdr_len (req, dict_len); - hdr = gf_hdr_new (req, dict_len); - GF_VALIDATE_OR_GOTO (this->name, hdr, unwind); - - req = gf_param (hdr); - - req->flags = hton32 (flags); - req->dict_len = hton32 (dict_len); - if (dict) { - ret = dict_serialize (dict, req->dict); - if (ret < 0) { - gf_log (this->name, GF_LOG_DEBUG, - "failed to serialize dictionary(%p)", - dict); - goto unwind; - } - } - req->fd = hton64 (remote_fd); - req->ino = hton64 (ino); - - ret = protocol_client_xfer (frame, this, - CLIENT_CHANNEL (this, CHANNEL_BULK), - GF_OP_TYPE_FOP_REQUEST, GF_FOP_FXATTROP, - hdr, hdrlen, NULL, 0, NULL); - return ret; -unwind: - if (hdr) - free (hdr); - - STACK_UNWIND (frame, -1, EBADFD, NULL); - return 0; - -} - -/** - * client_setxattr - setxattr function for client protocol - * @frame: call frame - * @this: this translator structure - * @loc: location - * @dict: dictionary which contains key:value to be set. - * @flags: - * - * external reference through client_protocol_xlator->fops->setxattr - */ - -int -client_setxattr (call_frame_t *frame, xlator_t *this, loc_t *loc, - dict_t *dict, int32_t flags) -{ - gf_hdr_common_t *hdr = NULL; - gf_fop_setxattr_req_t *req = NULL; - size_t hdrlen = 0; - size_t dict_len = 0; - int ret = -1; - size_t pathlen = 0; - ino_t ino = 0; - uint64_t gen = 0; - - dict_len = dict_serialized_length (dict); - if (dict_len < 0) { - gf_log (this->name, GF_LOG_DEBUG, - "failed to get serialized length of dict(%p)", - dict); - goto unwind; - } - - pathlen = STRLEN_0 (loc->path); - - ret = inode_ctx_get2 (loc->inode, this, &ino, &gen); - if (loc->inode->ino && ret < 0) { - gf_log (this->name, GF_LOG_DEBUG, - "SETXATTR %"PRId64" (%s): " - "failed to get remote inode number", - loc->inode->ino, loc->path); - goto unwind; - } - - hdrlen = gf_hdr_len (req, dict_len + pathlen); - hdr = gf_hdr_new (req, dict_len + pathlen); - GF_VALIDATE_OR_GOTO (this->name, hdr, unwind); - - req = gf_param (hdr); - - req->ino = hton64 (ino); - req->gen = hton64 (gen); - req->flags = hton32 (flags); - req->dict_len = hton32 (dict_len); - - ret = dict_serialize (dict, req->dict); - if (ret < 0) { - gf_log (this->name, GF_LOG_DEBUG, - "failed to serialize dictionary(%p)", - dict); - goto unwind; - } - - strcpy (req->path + dict_len, loc->path); - - ret = protocol_client_xfer (frame, this, - CLIENT_CHANNEL (this, CHANNEL_BULK), - GF_OP_TYPE_FOP_REQUEST, GF_FOP_SETXATTR, - hdr, hdrlen, NULL, 0, NULL); - return ret; -unwind: - if (hdr) - free (hdr); - - STACK_UNWIND (frame, -1, EINVAL); - return 0; -} - -/** - * client_fsetxattr - fsetxattr function for client protocol - * @frame: call frame - * @this: this translator structure - * @fd: fd - * @dict: dictionary which contains key:value to be set. - * @flags: - * - * external reference through client_protocol_xlator->fops->fsetxattr - */ - -int -client_fsetxattr (call_frame_t *frame, xlator_t *this, fd_t *fd, - dict_t *dict, int32_t flags) -{ - gf_hdr_common_t *hdr = NULL; - gf_fop_fsetxattr_req_t *req = NULL; - size_t hdrlen = 0; - size_t dict_len = 0; - ino_t ino; - int ret = -1; - int64_t remote_fd = -1; - client_fd_ctx_t *fdctx = NULL; - client_conf_t *conf = NULL; - - conf = this->private; - - dict_len = dict_serialized_length (dict); - if (dict_len < 0) { - gf_log (this->name, GF_LOG_DEBUG, - "failed to get serialized length of dict(%p)", - dict); - goto unwind; - } - - pthread_mutex_lock (&conf->mutex); - { - fdctx = this_fd_get_ctx (fd, this); - } - pthread_mutex_unlock (&conf->mutex); - - if (fdctx == NULL) { - gf_log (this->name, GF_LOG_TRACE, - "(%"PRId64"): failed to get fd ctx. EBADFD", - fd->inode->ino); - goto unwind; - } - - if (fdctx->remote_fd == -1) { - gf_log (this->name, GF_LOG_TRACE, - "(%"PRId64"): failed to get fd ctx. EBADFD", - fd->inode->ino); - goto unwind; - } - - ino = fd->inode->ino; - remote_fd = fdctx->remote_fd; - - hdrlen = gf_hdr_len (req, dict_len); - hdr = gf_hdr_new (req, dict_len); - - GF_VALIDATE_OR_GOTO (this->name, hdr, unwind); - - req = gf_param (hdr); - - req->ino = hton64 (ino); - req->fd = hton64 (remote_fd); - req->flags = hton32 (flags); - req->dict_len = hton32 (dict_len); - - ret = dict_serialize (dict, req->dict); - if (ret < 0) { - gf_log (this->name, GF_LOG_DEBUG, - "failed to serialize dictionary(%p)", - dict); - goto unwind; - } - - ret = protocol_client_xfer (frame, this, - CLIENT_CHANNEL (this, CHANNEL_BULK), - GF_OP_TYPE_FOP_REQUEST, GF_FOP_FSETXATTR, - hdr, hdrlen, NULL, 0, NULL); - return ret; -unwind: - if (hdr) - free (hdr); - - STACK_UNWIND (frame, -1, EINVAL); - return 0; -} - -/** - * client_getxattr - getxattr function for client protocol - * @frame: call frame - * @this: this translator structure - * @loc: location structure - * - * external reference through client_protocol_xlator->fops->getxattr - */ - -int -client_getxattr (call_frame_t *frame, xlator_t *this, loc_t *loc, - const char *name) -{ - int ret = -1; - gf_hdr_common_t *hdr = NULL; - gf_fop_getxattr_req_t *req = NULL; - size_t hdrlen = 0; - size_t pathlen = 0; - size_t namelen = 0; - ino_t ino = 0; - uint64_t gen = 0; - - pathlen = STRLEN_0 (loc->path); - if (name) - namelen = STRLEN_0 (name); - - ret = inode_ctx_get2 (loc->inode, this, &ino, &gen); - if (loc->inode->ino && ret < 0) { - gf_log (this->name, GF_LOG_DEBUG, - "GETXATTR %"PRId64" (%s): " - "failed to get remote inode number", - loc->inode->ino, loc->path); - goto unwind; - } - - hdrlen = gf_hdr_len (req, pathlen + namelen); - hdr = gf_hdr_new (req, pathlen + namelen); - GF_VALIDATE_OR_GOTO (frame->this->name, hdr, unwind); - - req = gf_param (hdr); - - req->ino = hton64 (ino); - req->gen = hton64 (gen); - req->namelen = hton32 (namelen); - strcpy (req->path, loc->path); - if (name) - strcpy (req->name + pathlen, name); - - ret = protocol_client_xfer (frame, this, - CLIENT_CHANNEL (this, CHANNEL_LOWLAT), - GF_OP_TYPE_FOP_REQUEST, GF_FOP_GETXATTR, - hdr, hdrlen, NULL, 0, NULL); - return ret; -unwind: - if (hdr) - free (hdr); - - STACK_UNWIND (frame, -1, EINVAL, NULL); - return 0; -} - - -/** - * client_fgetxattr - fgetxattr function for client protocol - * @frame: call frame - * @this: this translator structure - * @fd: fd - * - * external reference through client_protocol_xlator->fops->fgetxattr - */ - -int -client_fgetxattr (call_frame_t *frame, xlator_t *this, fd_t *fd, - const char *name) -{ - int ret = -1; - gf_hdr_common_t *hdr = NULL; - gf_fop_fgetxattr_req_t *req = NULL; - size_t hdrlen = 0; - int64_t remote_fd = -1; - size_t namelen = 0; - ino_t ino = 0; - client_fd_ctx_t *fdctx = NULL; - client_conf_t *conf = NULL; - - if (name) - namelen = STRLEN_0 (name); - - conf = this->private; - - pthread_mutex_lock (&conf->mutex); - { - fdctx = this_fd_get_ctx (fd, this); - } - pthread_mutex_unlock (&conf->mutex); - - if (fdctx == NULL) { - gf_log (this->name, GF_LOG_TRACE, - "(%"PRId64"): failed to get remote fd. EBADFD", - fd->inode->ino); - goto unwind; - } - - if (fdctx->remote_fd == -1) { - gf_log (this->name, GF_LOG_TRACE, - "(%"PRId64"): failed to get fd ctx. EBADFD", - fd->inode->ino); - goto unwind; - } - - ino = fd->inode->ino; - remote_fd = fdctx->remote_fd; - - hdrlen = gf_hdr_len (req, namelen); - hdr = gf_hdr_new (req, namelen); - - GF_VALIDATE_OR_GOTO (frame->this->name, hdr, unwind); - - req = gf_param (hdr); - - req->ino = hton64 (ino); - req->fd = hton64 (remote_fd); - req->namelen = hton32 (namelen); - - if (name) - strcpy (req->name, name); - - ret = protocol_client_xfer (frame, this, - CLIENT_CHANNEL (this, CHANNEL_LOWLAT), - GF_OP_TYPE_FOP_REQUEST, GF_FOP_FGETXATTR, - hdr, hdrlen, NULL, 0, NULL); - return ret; -unwind: - if (hdr) - free (hdr); - - STACK_UNWIND (frame, -1, EINVAL, NULL); - return 0; -} - - -/** - * client_removexattr - removexattr function for client protocol - * @frame: call frame - * @this: this translator structure - * @loc: location structure - * @name: - * - * external reference through client_protocol_xlator->fops->removexattr - */ - -int -client_removexattr (call_frame_t *frame, xlator_t *this, loc_t *loc, - const char *name) -{ - int ret = -1; - gf_hdr_common_t *hdr = NULL; - gf_fop_removexattr_req_t *req = NULL; - size_t hdrlen = 0; - size_t namelen = 0; - size_t pathlen = 0; - ino_t ino = 0; - uint64_t gen = 0; - - pathlen = STRLEN_0 (loc->path); - namelen = STRLEN_0 (name); - - ret = inode_ctx_get2 (loc->inode, this, &ino, &gen); - if (loc->inode->ino && ret < 0) { - gf_log (this->name, GF_LOG_DEBUG, - "REMOVEXATTR %"PRId64" (%s): " - "failed to get remote inode number", - loc->inode->ino, loc->path); - goto unwind; - } - - hdrlen = gf_hdr_len (req, pathlen + namelen); - hdr = gf_hdr_new (req, pathlen + namelen); - GF_VALIDATE_OR_GOTO (frame->this->name, hdr, unwind); - - req = gf_param (hdr); - - req->ino = hton64 (ino); - req->gen = hton64 (gen); - strcpy (req->path, loc->path); - strcpy (req->name + pathlen, name); - - ret = protocol_client_xfer (frame, this, - CLIENT_CHANNEL (this, CHANNEL_LOWLAT), - GF_OP_TYPE_FOP_REQUEST, GF_FOP_REMOVEXATTR, - hdr, hdrlen, NULL, 0, NULL); - return ret; -unwind: - if (hdr) - free (hdr); - STACK_UNWIND (frame, -1, EINVAL); - return 0; -} - -/** - * client_opendir - opendir function for client protocol - * @frame: call frame - * @this: this translator structure - * @loc: location structure - * - * external reference through client_protocol_xlator->fops->opendir - */ - -int -client_opendir (call_frame_t *frame, xlator_t *this, loc_t *loc, - fd_t *fd) -{ - gf_fop_opendir_req_t *req = NULL; - gf_hdr_common_t *hdr = NULL; - size_t hdrlen = 0; - int ret = -1; - ino_t ino = 0; - uint64_t gen = 0; - size_t pathlen = 0; - client_local_t *local = NULL; - - local = calloc (1, sizeof (*local)); - GF_VALIDATE_OR_GOTO (this->name, local, unwind); - - loc_copy (&local->loc, loc); - local->fd = fd_ref (fd); - - frame->local = local; - - ret = inode_ctx_get2 (loc->inode, this, &ino, &gen); - if (loc->inode->ino && ret < 0) { - gf_log (this->name, GF_LOG_DEBUG, - "OPENDIR %"PRId64" (%s): " - "failed to get remote inode number", - loc->inode->ino, loc->path); - goto unwind; - } - - pathlen = STRLEN_0 (loc->path); - - hdrlen = gf_hdr_len (req, pathlen); - hdr = gf_hdr_new (req, pathlen); - GF_VALIDATE_OR_GOTO (frame->this->name, hdr, unwind); - - req = gf_param (hdr); - - req->ino = hton64 (ino); - req->gen = hton64 (gen); - strcpy (req->path, loc->path); - - ret = protocol_client_xfer (frame, this, - CLIENT_CHANNEL (this, CHANNEL_LOWLAT), - GF_OP_TYPE_FOP_REQUEST, GF_FOP_OPENDIR, - hdr, hdrlen, NULL, 0, NULL); - - return ret; -unwind: - if (hdr) - free (hdr); - STACK_UNWIND (frame, -1, EINVAL, fd); - return 0; - -} - - -/** - * client_readdir - readdir function for client protocol - * @frame: call frame - * @this: this translator structure - * - * external reference through client_protocol_xlator->fops->readdir - */ - -int -client_getdents (call_frame_t *frame, xlator_t *this, fd_t *fd, - size_t size, off_t offset, int32_t flag) -{ - gf_hdr_common_t *hdr = NULL; - gf_fop_getdents_req_t *req = NULL; - size_t hdrlen = 0; - int64_t remote_fd = -1; - int ret = -1; - client_fd_ctx_t *fdctx = NULL; - client_conf_t *conf = NULL; - - conf = this->private; - - pthread_mutex_lock (&conf->mutex); - { - fdctx = this_fd_get_ctx (fd, this); - } - pthread_mutex_unlock (&conf->mutex); - - if (fdctx == NULL) { - gf_log (this->name, GF_LOG_TRACE, - "(%"PRId64"): failed to get fd ctx. EBADFD", - fd->inode->ino); - STACK_UNWIND (frame, -1, EBADFD, NULL); - return 0; - } - - if (fdctx->remote_fd == -1) { - gf_log (this->name, GF_LOG_TRACE, - "(%"PRId64"): failed to get fd ctx. EBADFD", - fd->inode->ino); - STACK_UNWIND (frame, -1, EBADFD, NULL); - } - - remote_fd = fdctx->remote_fd; - hdrlen = gf_hdr_len (req, 0); - hdr = gf_hdr_new (req, 0); - GF_VALIDATE_OR_GOTO (frame->this->name, hdr, unwind); - - req = gf_param (hdr); - GF_VALIDATE_OR_GOTO (frame->this->name, hdr, unwind); - - req->fd = hton64 (remote_fd); - req->size = hton32 (size); - req->offset = hton64 (offset); - req->flags = hton32 (flag); - - ret = protocol_client_xfer (frame, this, - CLIENT_CHANNEL (this, CHANNEL_BULK), - GF_OP_TYPE_FOP_REQUEST, GF_FOP_GETDENTS, - hdr, hdrlen, NULL, 0, NULL); - - return 0; -unwind: - STACK_UNWIND (frame, -1, EINVAL, NULL, 0); - return 0; -} - - -/** - * client_readdirp - readdirp function for client protocol - * @frame: call frame - * @this: this translator structure - * - * external reference through client_protocol_xlator->fops->readdirp - */ - -int -client_readdirp (call_frame_t *frame, xlator_t *this, fd_t *fd, size_t size, - off_t offset) -{ - gf_hdr_common_t *hdr = NULL; - gf_fop_readdirp_req_t *req = NULL; - size_t hdrlen = 0; - int64_t remote_fd = -1; - int ret = -1; - client_fd_ctx_t *fdctx = NULL; - client_conf_t *conf = NULL; - - conf = this->private; - - pthread_mutex_lock (&conf->mutex); - { - fdctx = this_fd_get_ctx (fd, this); - } - pthread_mutex_unlock (&conf->mutex); - - if (fdctx == NULL) { - gf_log (this->name, GF_LOG_TRACE, "(%"PRId64"): failed to get" - " fd ctx. EBADFD", fd->inode->ino); - goto unwind; - } - - if (fdctx->remote_fd == -1) { - gf_log (this->name, GF_LOG_TRACE, "(%"PRId64"): failed to get" - " fd ctx. EBADFD", fd->inode->ino); - goto unwind; - } - - remote_fd = fdctx->remote_fd; - hdrlen = gf_hdr_len (req, 0); - hdr = gf_hdr_new (req, 0); - GF_VALIDATE_OR_GOTO (this->name, hdr, unwind); - - req = gf_param (hdr); - GF_VALIDATE_OR_GOTO (this->name, hdr, unwind); - - req->fd = hton64 (remote_fd); - req->size = hton32 (size); - req->offset = hton64 (offset); - - ret = protocol_client_xfer (frame, this, - CLIENT_CHANNEL (this, CHANNEL_LOWLAT), - GF_OP_TYPE_FOP_REQUEST, GF_FOP_READDIRP, - hdr, hdrlen, NULL, 0, NULL); - - return 0; -unwind: - if (hdr) - free (hdr); - STACK_UNWIND (frame, -1, EBADFD, NULL); - return 0; - -} - - -/** - * client_readdir - readdir function for client protocol - * @frame: call frame - * @this: this translator structure - * - * external reference through client_protocol_xlator->fops->readdir - */ - -int -client_readdir (call_frame_t *frame, xlator_t *this, fd_t *fd, size_t size, - off_t offset) -{ - gf_hdr_common_t *hdr = NULL; - gf_fop_readdir_req_t *req = NULL; - size_t hdrlen = 0; - int64_t remote_fd = -1; - int ret = -1; - client_fd_ctx_t *fdctx = NULL; - client_conf_t *conf = NULL; - - conf = this->private; - - pthread_mutex_lock (&conf->mutex); - { - fdctx = this_fd_get_ctx (fd, this); - } - pthread_mutex_unlock (&conf->mutex); - - if (fdctx == NULL) { - gf_log (this->name, GF_LOG_TRACE, - "(%"PRId64"): failed to get fd ctx. EBADFD", - fd->inode->ino); - goto unwind; - } - - if (fdctx->remote_fd == -1) { - gf_log (this->name, GF_LOG_TRACE, "(%"PRId64"): failed to get" - " fd ctx. EBADFD", fd->inode->ino); - goto unwind; - } - - remote_fd = fdctx->remote_fd; - hdrlen = gf_hdr_len (req, 0); - hdr = gf_hdr_new (req, 0); - GF_VALIDATE_OR_GOTO (this->name, hdr, unwind); - - req = gf_param (hdr); - GF_VALIDATE_OR_GOTO (this->name, hdr, unwind); - - req->fd = hton64 (remote_fd); - req->size = hton32 (size); - req->offset = hton64 (offset); - - ret = protocol_client_xfer (frame, this, - CLIENT_CHANNEL (this, CHANNEL_LOWLAT), - GF_OP_TYPE_FOP_REQUEST, GF_FOP_READDIR, - hdr, hdrlen, NULL, 0, NULL); - - return 0; -unwind: - if (hdr) - free (hdr); - STACK_UNWIND (frame, -1, EBADFD, NULL); - return 0; - -} - -/** - * client_fsyncdir - fsyncdir function for client protocol - * @frame: call frame - * @this: this translator structure - * @fd: file descriptor structure - * @flags: - * - * external reference through client_protocol_xlator->fops->fsyncdir - */ - -int -client_fsyncdir (call_frame_t *frame, xlator_t *this, fd_t *fd, int32_t flags) -{ - gf_hdr_common_t *hdr = NULL; - gf_fop_fsyncdir_req_t *req = NULL; - size_t hdrlen = 0; - int64_t remote_fd = -1; - int32_t ret = -1; - client_fd_ctx_t *fdctx = NULL; - client_conf_t *conf = NULL; - - conf = this->private; - - pthread_mutex_lock (&conf->mutex); - { - fdctx = this_fd_get_ctx (fd, this); - } - pthread_mutex_unlock (&conf->mutex); - - if (fdctx == NULL) { - gf_log (this->name, GF_LOG_TRACE, - "(%"PRId64"): failed to get fd ctx. EBADFD", - fd->inode->ino); - goto unwind; - } - - if (fdctx->remote_fd == -1) { - gf_log (this->name, GF_LOG_TRACE, "(%"PRId64"): failed to get" - " fd ctx. EBADFD", fd->inode->ino); - goto unwind; - } - - remote_fd = fdctx->remote_fd; - hdrlen = gf_hdr_len (req, 0); - hdr = gf_hdr_new (req, 0); - GF_VALIDATE_OR_GOTO (this->name, hdr, unwind); - - req = gf_param (hdr); - - req->data = hton32 (flags); - req->fd = hton64 (remote_fd); - - ret = protocol_client_xfer (frame, this, - CLIENT_CHANNEL (this, CHANNEL_BULK), - GF_OP_TYPE_FOP_REQUEST, GF_FOP_FSYNCDIR, - hdr, hdrlen, NULL, 0, NULL); - - return ret; -unwind: - STACK_UNWIND (frame, -1, EBADFD); - return 0; -} - -/** - * client_access - access function for client protocol - * @frame: call frame - * @this: this translator structure - * @loc: location structure - * @mode: - * - * external reference through client_protocol_xlator->fops->access - */ - -int -client_access (call_frame_t *frame, xlator_t *this, loc_t *loc, int32_t mask) -{ - gf_hdr_common_t *hdr = NULL; - gf_fop_access_req_t *req = NULL; - size_t hdrlen = -1; - int ret = -1; - ino_t ino = 0; - uint64_t gen = 0; - size_t pathlen = 0; - - ret = inode_ctx_get2 (loc->inode, this, &ino, &gen); - if (loc->inode->ino && ret < 0) { - gf_log (this->name, GF_LOG_DEBUG, - "ACCESS %"PRId64" (%s): " - "failed to get remote inode number", - loc->inode->ino, loc->path); - goto unwind; - } - - pathlen = STRLEN_0 (loc->path); - - hdrlen = gf_hdr_len (req, pathlen); - hdr = gf_hdr_new (req, pathlen); - GF_VALIDATE_OR_GOTO (this->name, hdr, unwind); - - req = gf_param (hdr); - - req->ino = hton64 (ino); - req->gen = hton64 (gen); - req->mask = hton32 (mask); - strcpy (req->path, loc->path); - - ret = protocol_client_xfer (frame, this, - CLIENT_CHANNEL (this, CHANNEL_LOWLAT), - GF_OP_TYPE_FOP_REQUEST, GF_FOP_ACCESS, - hdr, hdrlen, NULL, 0, NULL); - - return ret; -unwind: - if (hdr) - free (hdr); - - STACK_UNWIND (frame, -1, EINVAL); - return 0; - -} - -/** - * client_ftrucate - ftruncate function for client protocol - * @frame: call frame - * @this: this translator structure - * @fd: file descriptor structure - * @offset: offset to truncate to - * - * external reference through client_protocol_xlator->fops->ftruncate - */ - -int -client_ftruncate (call_frame_t *frame, xlator_t *this, fd_t *fd, - off_t offset) -{ - gf_hdr_common_t *hdr = NULL; - gf_fop_ftruncate_req_t *req = NULL; - int64_t remote_fd = -1; - size_t hdrlen = -1; - int ret = -1; - client_fd_ctx_t *fdctx = NULL; - client_conf_t *conf = NULL; - - conf = this->private; - - pthread_mutex_lock (&conf->mutex); - { - fdctx = this_fd_get_ctx (fd, this); - } - pthread_mutex_unlock (&conf->mutex); - - if (fdctx == NULL) { - gf_log (this->name, GF_LOG_TRACE, - "(%"PRId64"): failed to get fd ctx. EBADFD", - fd->inode->ino); - STACK_UNWIND (frame, -1, EBADFD, NULL); - return 0; - } - - if (fdctx->remote_fd == -1) { - gf_log (this->name, GF_LOG_TRACE, "(%"PRId64"): failed to get" - " fd ctx. EBADFD", fd->inode->ino); - goto unwind; - } - - remote_fd = fdctx->remote_fd; - hdrlen = gf_hdr_len (req, 0); - hdr = gf_hdr_new (req, 0); - GF_VALIDATE_OR_GOTO (this->name, hdr, unwind); - - req = gf_param (hdr); - - req->fd = hton64 (remote_fd); - req->offset = hton64 (offset); - - ret = protocol_client_xfer (frame, this, - CLIENT_CHANNEL (this, CHANNEL_BULK), - GF_OP_TYPE_FOP_REQUEST, GF_FOP_FTRUNCATE, - hdr, hdrlen, NULL, 0, NULL); - - return ret; -unwind: - if (hdr) - free (hdr); - - STACK_UNWIND (frame, -1, EINVAL, NULL); - return 0; - -} - -/** - * client_fstat - fstat function for client protocol - * @frame: call frame - * @this: this translator structure - * @fd: file descriptor structure - * - * external reference through client_protocol_xlator->fops->fstat - */ - -int -client_fstat (call_frame_t *frame, xlator_t *this, fd_t *fd) -{ - gf_hdr_common_t *hdr = NULL; - gf_fop_fstat_req_t *req = NULL; - int64_t remote_fd = -1; - size_t hdrlen = -1; - int ret = -1; - client_fd_ctx_t *fdctx = NULL; - client_conf_t *conf = NULL; - - conf = this->private; - - pthread_mutex_lock (&conf->mutex); - { - fdctx = this_fd_get_ctx (fd, this); - } - pthread_mutex_unlock (&conf->mutex); - - if (fdctx == NULL) { - gf_log (this->name, GF_LOG_TRACE, - "(%"PRId64"): failed to get fd ctx. EBADFD", - fd->inode->ino); - STACK_UNWIND (frame, -1, EBADFD, NULL); - return 0; - } - - if (fdctx->remote_fd == -1) { - gf_log (this->name, GF_LOG_TRACE, "(%"PRId64"): failed to get" - " fd ctx. EBADFD", fd->inode->ino); - goto unwind; - } - - remote_fd = fdctx->remote_fd; - hdrlen = gf_hdr_len (req, 0); - hdr = gf_hdr_new (req, 0); - GF_VALIDATE_OR_GOTO (this->name, hdr, unwind); - - req = gf_param (hdr); - - req->fd = hton64 (remote_fd); - - ret = protocol_client_xfer (frame, this, - CLIENT_CHANNEL (this, CHANNEL_BULK), - GF_OP_TYPE_FOP_REQUEST, GF_FOP_FSTAT, - hdr, hdrlen, NULL, 0, NULL); - - return ret; -unwind: - if (hdr) - free (hdr); - - STACK_UNWIND (frame, -1, EINVAL, NULL); - return 0; - -} - -/** - * client_lk - lk function for client protocol - * @frame: call frame - * @this: this translator structure - * @fd: file descriptor structure - * @cmd: lock command - * @lock: - * - * external reference through client_protocol_xlator->fops->lk - */ - -int -client_lk (call_frame_t *frame, xlator_t *this, fd_t *fd, int32_t cmd, - struct flock *flock) -{ - int ret = -1; - gf_hdr_common_t *hdr = NULL; - gf_fop_lk_req_t *req = NULL; - size_t hdrlen = 0; - int64_t remote_fd = -1; - int32_t gf_cmd = 0; - int32_t gf_type = 0; - client_fd_ctx_t *fdctx = NULL; - client_conf_t *conf = NULL; - - conf = this->private; - - pthread_mutex_lock (&conf->mutex); - { - fdctx = this_fd_get_ctx (fd, this); - } - pthread_mutex_unlock (&conf->mutex); - - if (fdctx == NULL) { - gf_log (this->name, GF_LOG_TRACE, - "(%"PRId64"): failed to get fd ctx. EBADFD", - fd->inode->ino); - STACK_UNWIND (frame, -1, EBADFD, NULL); - return 0; - } - - if (fdctx->remote_fd == -1) { - gf_log (this->name, GF_LOG_TRACE, "(%"PRId64"): failed to get" - " fd ctx. EBADFD", fd->inode->ino); - STACK_UNWIND (frame, -1, EBADFD, NULL); - return 0; - } - - remote_fd = fdctx->remote_fd; - if (cmd == F_GETLK || cmd == F_GETLK64) - gf_cmd = GF_LK_GETLK; - else if (cmd == F_SETLK || cmd == F_SETLK64) - gf_cmd = GF_LK_SETLK; - else if (cmd == F_SETLKW || cmd == F_SETLKW64) - gf_cmd = GF_LK_SETLKW; - else { - gf_log (this->name, GF_LOG_DEBUG, - "Unknown cmd (%d)!", gf_cmd); - goto unwind; - } - - switch (flock->l_type) { - case F_RDLCK: - gf_type = GF_LK_F_RDLCK; - break; - case F_WRLCK: - gf_type = GF_LK_F_WRLCK; - break; - case F_UNLCK: - gf_type = GF_LK_F_UNLCK; - break; - } - - hdrlen = gf_hdr_len (req, 0); - hdr = gf_hdr_new (req, 0); - GF_VALIDATE_OR_GOTO (this->name, hdr, unwind); - - req = gf_param (hdr); - - req->fd = hton64 (remote_fd); - req->cmd = hton32 (gf_cmd); - req->type = hton32 (gf_type); - gf_flock_from_flock (&req->flock, flock); - - ret = protocol_client_xfer (frame, this, - CLIENT_CHANNEL (this, CHANNEL_BULK), - GF_OP_TYPE_FOP_REQUEST, GF_FOP_LK, - hdr, hdrlen, NULL, 0, NULL); - return ret; -unwind: - if (hdr) - free (hdr); - - STACK_UNWIND (frame, -1, EINVAL, NULL); - return 0; -} - -/** - * client_inodelk - inodelk function for client protocol - * @frame: call frame - * @this: this translator structure - * @inode: inode structure - * @cmd: lock command - * @lock: flock struct - * - * external reference through client_protocol_xlator->fops->inodelk - */ - -int -client_inodelk (call_frame_t *frame, xlator_t *this, const char *volume, - loc_t *loc, int32_t cmd, struct flock *flock) -{ - int ret = -1; - gf_hdr_common_t *hdr = NULL; - gf_fop_inodelk_req_t *req = NULL; - size_t hdrlen = 0; - int32_t gf_cmd = 0; - int32_t gf_type = 0; - ino_t ino = 0; - uint64_t gen = 0; - size_t pathlen = 0; - size_t vollen = 0; - - pathlen = STRLEN_0 (loc->path); - vollen = STRLEN_0 (volume); - - ret = inode_ctx_get2 (loc->inode, this, &ino, &gen); - if (loc->inode->ino && ret < 0) { - gf_log (this->name, GF_LOG_DEBUG, - "INODELK %"PRId64" (%s): " - "failed to get remote inode number", - loc->inode->ino, loc->path); - goto unwind; - } - - if (cmd == F_GETLK || cmd == F_GETLK64) - gf_cmd = GF_LK_GETLK; - else if (cmd == F_SETLK || cmd == F_SETLK64) - gf_cmd = GF_LK_SETLK; - else if (cmd == F_SETLKW || cmd == F_SETLKW64) - gf_cmd = GF_LK_SETLKW; - else { - gf_log (this->name, GF_LOG_DEBUG, - "Unknown cmd (%d)!", gf_cmd); - goto unwind; - } - - switch (flock->l_type) { - case F_RDLCK: - gf_type = GF_LK_F_RDLCK; - break; - case F_WRLCK: - gf_type = GF_LK_F_WRLCK; - break; - case F_UNLCK: - gf_type = GF_LK_F_UNLCK; - break; - } - - hdrlen = gf_hdr_len (req, pathlen + vollen); - hdr = gf_hdr_new (req, pathlen + vollen); - GF_VALIDATE_OR_GOTO (this->name, hdr, unwind); - - req = gf_param (hdr); - - strcpy (req->path, loc->path); - strcpy (req->path + pathlen, volume); - - req->ino = hton64 (ino); - req->gen = hton64 (gen); - - req->cmd = hton32 (gf_cmd); - req->type = hton32 (gf_type); - gf_flock_from_flock (&req->flock, flock); - - - ret = protocol_client_xfer (frame, this, - CLIENT_CHANNEL (this, CHANNEL_BULK), - GF_OP_TYPE_FOP_REQUEST, - GF_FOP_INODELK, - hdr, hdrlen, NULL, 0, NULL); - return ret; -unwind: - if (hdr) - free (hdr); - - STACK_UNWIND (frame, -1, EINVAL); - return 0; - -} - - -/** - * client_finodelk - finodelk function for client protocol - * @frame: call frame - * @this: this translator structure - * @inode: inode structure - * @cmd: lock command - * @lock: flock struct - * - * external reference through client_protocol_xlator->fops->finodelk - */ - -int -client_finodelk (call_frame_t *frame, xlator_t *this, const char *volume, - fd_t *fd, int32_t cmd, struct flock *flock) -{ - int ret = -1; - gf_hdr_common_t *hdr = NULL; - gf_fop_finodelk_req_t *req = NULL; - size_t hdrlen = 0; - size_t vollen = 0; - int32_t gf_cmd = 0; - int32_t gf_type = 0; - int64_t remote_fd = -1; - client_fd_ctx_t *fdctx = NULL; - client_conf_t *conf = NULL; - - vollen = STRLEN_0 (volume); - - conf = this->private; - - pthread_mutex_lock (&conf->mutex); - { - fdctx = this_fd_get_ctx (fd, this); - } - pthread_mutex_unlock (&conf->mutex); - - if (fdctx == NULL) { - gf_log (this->name, GF_LOG_TRACE, - "(%"PRId64"): failed to get fd ctx. EBADFD", - fd->inode->ino); - STACK_UNWIND (frame, -1, EBADFD); - return 0; - } - - if (fdctx->remote_fd == -1) { - gf_log (this->name, GF_LOG_TRACE, - "(%"PRId64"): failed to get fd ctx. EBADFD", - fd->inode->ino); - STACK_UNWIND (frame, -1, EBADFD); - return 0; - } - - remote_fd = fdctx->remote_fd; - if (cmd == F_GETLK || cmd == F_GETLK64) - gf_cmd = GF_LK_GETLK; - else if (cmd == F_SETLK || cmd == F_SETLK64) - gf_cmd = GF_LK_SETLK; - else if (cmd == F_SETLKW || cmd == F_SETLKW64) - gf_cmd = GF_LK_SETLKW; - else { - gf_log (this->name, GF_LOG_DEBUG, - "Unknown cmd (%d)!", gf_cmd); - goto unwind; - } - - switch (flock->l_type) { - case F_RDLCK: - gf_type = GF_LK_F_RDLCK; - break; - case F_WRLCK: - gf_type = GF_LK_F_WRLCK; - break; - case F_UNLCK: - gf_type = GF_LK_F_UNLCK; - break; - } - - hdrlen = gf_hdr_len (req, vollen); - hdr = gf_hdr_new (req, vollen); - GF_VALIDATE_OR_GOTO (this->name, hdr, unwind); - - req = gf_param (hdr); - - strcpy (req->volume, volume); - - req->fd = hton64 (remote_fd); - - req->cmd = hton32 (gf_cmd); - req->type = hton32 (gf_type); - gf_flock_from_flock (&req->flock, flock); - - ret = protocol_client_xfer (frame, this, - CLIENT_CHANNEL (this, CHANNEL_BULK), - GF_OP_TYPE_FOP_REQUEST, - GF_FOP_FINODELK, - hdr, hdrlen, NULL, 0, NULL); - return ret; -unwind: - if (hdr) - free (hdr); - - STACK_UNWIND (frame, -1, EINVAL); - return 0; -} - - -int -client_entrylk (call_frame_t *frame, xlator_t *this, const char *volume, - loc_t *loc, const char *name, entrylk_cmd cmd, - entrylk_type type) -{ - gf_hdr_common_t *hdr = NULL; - gf_fop_entrylk_req_t *req = NULL; - size_t pathlen = 0; - size_t vollen = 0; - size_t hdrlen = -1; - int ret = -1; - ino_t ino = 0; - uint64_t gen = 0; - size_t namelen = 0; - - pathlen = STRLEN_0 (loc->path); - vollen = STRLEN_0 (volume); - - if (name) - namelen = STRLEN_0 (name); - - ret = inode_ctx_get2 (loc->inode, this, &ino, &gen); - if (loc->inode->ino && ret < 0) { - gf_log (this->name, GF_LOG_DEBUG, - "ENTRYLK %"PRId64" (%s): " - "failed to get remote inode number", - loc->inode->ino, loc->path); - goto unwind; - } - - hdrlen = gf_hdr_len (req, pathlen + vollen + namelen); - hdr = gf_hdr_new (req, pathlen + vollen + namelen); - GF_VALIDATE_OR_GOTO (this->name, hdr, unwind); - - req = gf_param (hdr); - - req->ino = hton64 (ino); - req->gen = hton64 (gen); - req->namelen = hton64 (namelen); - - strcpy (req->path, loc->path); - if (name) - strcpy (req->name + pathlen, name); - strcpy (req->volume + pathlen + namelen, volume); - - req->cmd = hton32 (cmd); - req->type = hton32 (type); - - ret = protocol_client_xfer (frame, this, - CLIENT_CHANNEL (this, CHANNEL_LOWLAT), - GF_OP_TYPE_FOP_REQUEST, GF_FOP_ENTRYLK, - hdr, hdrlen, NULL, 0, NULL); - - return ret; -unwind: - if (hdr) - free (hdr); - - STACK_UNWIND (frame, -1, EINVAL); - return 0; - -} - - -int -client_fentrylk (call_frame_t *frame, xlator_t *this, const char *volume, - fd_t *fd, const char *name, entrylk_cmd cmd, - entrylk_type type) -{ - gf_hdr_common_t *hdr = NULL; - gf_fop_fentrylk_req_t *req = NULL; - int64_t remote_fd = -1; - size_t vollen = 0; - size_t namelen = 0; - size_t hdrlen = -1; - int ret = -1; - client_fd_ctx_t *fdctx = NULL; - client_conf_t *conf = NULL; - - if (name) - namelen = STRLEN_0 (name); - - conf = this->private; - - vollen = STRLEN_0 (volume); - - pthread_mutex_lock (&conf->mutex); - { - fdctx = this_fd_get_ctx (fd, this); - } - pthread_mutex_unlock (&conf->mutex); - - if (fdctx == NULL) { - gf_log (this->name, GF_LOG_DEBUG, - "(%"PRId64"): failed to get fd ctx. EBADFD", - fd->inode->ino); - STACK_UNWIND (frame, -1, EBADFD); - return 0; - } - - if (fdctx->remote_fd == -1) { - gf_log (this->name, GF_LOG_DEBUG, - "(%"PRId64"): failed to get fd ctx. EBADFD", - fd->inode->ino); - STACK_UNWIND (frame, -1, EBADFD); - return 0; - } - - remote_fd = fdctx->remote_fd; - hdrlen = gf_hdr_len (req, namelen + vollen); - hdr = gf_hdr_new (req, namelen + vollen); - GF_VALIDATE_OR_GOTO (this->name, hdr, unwind); - - req = gf_param (hdr); - - req->fd = hton64 (remote_fd); - req->namelen = hton64 (namelen); - - if (name) - strcpy (req->name, name); - - strcpy (req->volume + namelen, volume); - - req->cmd = hton32 (cmd); - req->type = hton32 (type); - - ret = protocol_client_xfer (frame, this, - CLIENT_CHANNEL (this, CHANNEL_LOWLAT), - GF_OP_TYPE_FOP_REQUEST, GF_FOP_FENTRYLK, - hdr, hdrlen, NULL, 0, NULL); - - return ret; -unwind: - if (hdr) - free (hdr); - - STACK_UNWIND (frame, -1, EINVAL); - return 0; -} - -/* - * client_lookup - lookup function for client protocol - * @frame: call frame - * @this: - * @loc: location - * - * not for external reference - */ - -int -client_lookup (call_frame_t *frame, xlator_t *this, loc_t *loc, - dict_t *xattr_req) -{ - gf_hdr_common_t *hdr = NULL; - gf_fop_lookup_req_t *req = NULL; - size_t hdrlen = -1; - int ret = -1; - ino_t ino = 0; - ino_t par = 0; - uint64_t gen = 0; - size_t dictlen = 0; - size_t pathlen = 0; - size_t baselen = 0; - int32_t op_ret = -1; - int32_t op_errno = EINVAL; - client_local_t *local = NULL; - char *buf = NULL; - - local = calloc (1, sizeof (*local)); - GF_VALIDATE_OR_GOTO (this->name, local, unwind); - - loc_copy (&local->loc, loc); - - frame->local = local; - - GF_VALIDATE_OR_GOTO (this->name, loc, unwind); - GF_VALIDATE_OR_GOTO (this->name, loc->path, unwind); - - if (loc->ino != 1 && loc->parent) { - ret = inode_ctx_get2 (loc->parent, this, &par, &gen); - if (loc->parent->ino && ret < 0) { - gf_log (this->name, GF_LOG_TRACE, - "LOOKUP %"PRId64"/%s (%s): failed to get " - "remote inode number for parent", - loc->parent->ino, loc->name, loc->path); - goto unwind; - } - GF_VALIDATE_OR_GOTO (this->name, loc->name, unwind); - baselen = STRLEN_0 (loc->name); - } else { - ino = 1; - } - - pathlen = STRLEN_0 (loc->path); - - if (xattr_req) { - ret = dict_allocate_and_serialize (xattr_req, &buf, &dictlen); - if (ret < 0) { - gf_log (this->name, GF_LOG_DEBUG, - "failed to get serialized length of dict(%p)", - xattr_req); - goto unwind; - } - } - - hdrlen = gf_hdr_len (req, pathlen + baselen + dictlen); - hdr = gf_hdr_new (req, pathlen + baselen + dictlen); - GF_VALIDATE_OR_GOTO (this->name, hdr, unwind); - - req = gf_param (hdr); - - req->ino = hton64 (ino); - req->gen = hton64 (gen); - req->par = hton64 (par); - strcpy (req->path, loc->path); - if (baselen) - strcpy (req->path + pathlen, loc->name); - - if (dictlen > 0) { - memcpy (req->dict + pathlen + baselen, buf, dictlen); - FREE (buf); - } - - req->dictlen = hton32 (dictlen); - - ret = protocol_client_xfer (frame, this, - CLIENT_CHANNEL (this, CHANNEL_LOWLAT), - GF_OP_TYPE_FOP_REQUEST, GF_FOP_LOOKUP, - hdr, hdrlen, NULL, 0, NULL); - return ret; - -unwind: - STACK_UNWIND (frame, op_ret, op_errno, loc->inode, NULL, NULL); - return ret; -} - - -int -client_setdents (call_frame_t *frame, xlator_t *this, fd_t *fd, int32_t flags, - dir_entry_t *entries, int32_t count) -{ - gf_hdr_common_t *hdr = NULL; - gf_fop_setdents_req_t *req = NULL; - int64_t remote_fd = 0; - char *ptr = NULL; - dir_entry_t *trav = NULL; - uint32_t len = 0; - int32_t buf_len = 0; - int32_t ret = -1; - int32_t op_ret = -1; - int32_t op_errno = EINVAL; - int32_t vec_count = 0; - size_t hdrlen = -1; - struct iovec vector[1]; - struct iobref *iobref = NULL; - struct iobuf *iobuf = NULL; - client_fd_ctx_t *fdctx = NULL; - client_conf_t *conf = NULL; - - GF_VALIDATE_OR_GOTO (this->name, fd, unwind); - - conf = this->private; - - pthread_mutex_lock (&conf->mutex); - { - fdctx = this_fd_get_ctx (fd, this); - } - pthread_mutex_unlock (&conf->mutex); - - if (fdctx == NULL) { - gf_log (this->name, GF_LOG_DEBUG, - "(%"PRId64"): failed to get fd ctx. EBADFD", - fd->inode->ino); - op_errno = EBADFD; - goto unwind; - } - - if (fdctx->remote_fd == -1) { - gf_log (this->name, GF_LOG_DEBUG, - "(%"PRId64"): failed to get fd ctx. EBADFD", - fd->inode->ino); - op_errno = EBADFD; - goto unwind; - } - - remote_fd = fdctx->remote_fd; - GF_VALIDATE_OR_GOTO (this->name, entries, unwind); - GF_VALIDATE_OR_GOTO (this->name, count, unwind); - - trav = entries->next; - while (trav) { - len += strlen (trav->name); - len += 1; - len += strlen (trav->link); - len += 1; - len += 256; // max possible for statbuf; - trav = trav->next; - } - iobuf = iobuf_get (this->ctx->iobuf_pool); - GF_VALIDATE_OR_GOTO (this->name, iobuf, unwind); - - ptr = iobuf->ptr; - - trav = entries->next; - while (trav) { - int32_t this_len = 0; - char *tmp_buf = NULL; - struct stat *stbuf = &trav->buf; - { - /* Convert the stat buf to string */ - uint64_t dev = stbuf->st_dev; - uint64_t ino = stbuf->st_ino; - uint32_t mode = stbuf->st_mode; - uint32_t nlink = stbuf->st_nlink; - uint32_t uid = stbuf->st_uid; - uint32_t gid = stbuf->st_gid; - uint64_t rdev = stbuf->st_rdev; - uint64_t size = stbuf->st_size; - uint32_t blksize = stbuf->st_blksize; - uint64_t blocks = stbuf->st_blocks; - - uint32_t atime = stbuf->st_atime; - uint32_t mtime = stbuf->st_mtime; - uint32_t ctime = stbuf->st_ctime; - - uint32_t atime_nsec = ST_ATIM_NSEC(stbuf); - uint32_t mtime_nsec = ST_MTIM_NSEC(stbuf); - uint32_t ctime_nsec = ST_CTIM_NSEC(stbuf); - - ret = asprintf (&tmp_buf, GF_STAT_PRINT_FMT_STR, - dev, ino, mode, nlink, uid, gid, - rdev, size, blksize, blocks, - atime, atime_nsec, mtime, mtime_nsec, - ctime, ctime_nsec); - if (-1 == ret) { - gf_log (this->name, GF_LOG_ERROR, - "asprintf failed while setting stat " - "buf to string"); - STACK_UNWIND (frame, -1, ENOMEM); - return 0; - } - } - this_len = sprintf (ptr, "%s/%s%s\n", - trav->name, tmp_buf, trav->link); - - FREE (tmp_buf); - trav = trav->next; - ptr += this_len; - } - buf_len = strlen (iobuf->ptr); - - hdrlen = gf_hdr_len (req, 0); - hdr = gf_hdr_new (req, 0); - GF_VALIDATE_OR_GOTO (this->name, hdr, unwind); - - req = gf_param (hdr); - - req->fd = hton64 (remote_fd); - req->flags = hton32 (flags); - req->count = hton32 (count); - - iobref = iobref_new (); - iobref_add (iobref, iobuf); - - ret = protocol_client_xfer (frame, this, - CLIENT_CHANNEL (this, CHANNEL_BULK), - GF_OP_TYPE_FOP_REQUEST, GF_FOP_SETDENTS, - hdr, hdrlen, vector, vec_count, iobref); - - if (iobref) - iobref_unref (iobref); - - if (iobuf) - iobuf_unref (iobuf); - - return ret; -unwind: - - if (iobref) - iobref_unref (iobref); - - if (iobuf) - iobuf_unref (iobuf); - - STACK_UNWIND (frame, op_ret, op_errno); - return 0; -} - -int -client_setattr (call_frame_t *frame, xlator_t *this, loc_t *loc, - struct stat *stbuf, int32_t valid) -{ - gf_hdr_common_t *hdr = NULL; - gf_fop_setattr_req_t *req = NULL; - size_t hdrlen = 0; - size_t pathlen = 0; - ino_t ino = 0; - uint64_t gen = 0; - int ret = -1; - - GF_VALIDATE_OR_GOTO ("client", this, unwind); - GF_VALIDATE_OR_GOTO (this->name, frame, unwind); - - pathlen = STRLEN_0 (loc->path); - - ret = inode_ctx_get2 (loc->inode, this, &ino, &gen); - if (loc->inode->ino && ret < 0) { - gf_log (this->name, GF_LOG_TRACE, - "SETATTR %"PRId64" (%s): " - "failed to get remote inode number", - loc->inode->ino, loc->path); - goto unwind; - } - - hdrlen = gf_hdr_len (req, pathlen); - hdr = gf_hdr_new (req, pathlen); - GF_VALIDATE_OR_GOTO (this->name, hdr, unwind); - - req = gf_param (hdr); - - req->ino = hton64 (ino); - req->gen = hton64 (gen); - strcpy (req->path, loc->path); - - gf_stat_from_stat (&req->stbuf, stbuf); - req->valid = hton32 (valid); - - ret = protocol_client_xfer (frame, this, - CLIENT_CHANNEL (this, CHANNEL_BULK), - GF_OP_TYPE_FOP_REQUEST, GF_FOP_SETATTR, - hdr, hdrlen, NULL, 0, NULL); - - return ret; -unwind: - STACK_UNWIND (frame, -1, EINVAL, NULL); - return 0; -} - - -int -client_fsetattr (call_frame_t *frame, xlator_t *this, fd_t *fd, - struct stat *stbuf, int32_t valid) -{ - gf_hdr_common_t *hdr = NULL; - gf_fop_fsetattr_req_t *req = NULL; - size_t hdrlen = 0; - int ret = -1; - client_fd_ctx_t *fdctx = NULL; - int64_t remote_fd = -1; - client_conf_t *conf = NULL; - - GF_VALIDATE_OR_GOTO ("client", this, unwind); - GF_VALIDATE_OR_GOTO (this->name, frame, unwind); - - conf = this->private; - - pthread_mutex_lock (&conf->mutex); - { - fdctx = this_fd_get_ctx (fd, this); - } - pthread_mutex_unlock (&conf->mutex); - - if (fdctx == NULL) { - gf_log (this->name, GF_LOG_TRACE, - "(%"PRId64"): failed to get fd ctx. EBADFD", - fd->inode->ino); - STACK_UNWIND (frame, -1, EBADFD, NULL, NULL); - return 0; - } - - if (fdctx->remote_fd == -1) { - gf_log (this->name, GF_LOG_TRACE, - "(%"PRId64"): failed to get fd ctx. EBADFD", - fd->inode->ino); - STACK_UNWIND (frame, -1, EBADFD, NULL, NULL); - return 0; - } - - remote_fd = fdctx->remote_fd; - hdrlen = gf_hdr_len (req, 0); - hdr = gf_hdr_new (req, 0); - GF_VALIDATE_OR_GOTO (this->name, hdr, unwind); - - req = gf_param (hdr); - - req->fd = hton64 (remote_fd); - - gf_stat_from_stat (&req->stbuf, stbuf); - req->valid = hton32 (valid); - - ret = protocol_client_xfer (frame, this, - CLIENT_CHANNEL (this, CHANNEL_BULK), - GF_OP_TYPE_FOP_REQUEST, GF_FOP_FSETATTR, - hdr, hdrlen, NULL, 0, NULL); - - return ret; -unwind: - STACK_UNWIND (frame, -1, EINVAL, NULL, NULL); - return 0; -} - - -int -client_fdctx_destroy (xlator_t *this, client_fd_ctx_t *fdctx) -{ - call_frame_t *fr = NULL; - int32_t ret = -1; - gf_hdr_common_t *hdr = NULL; - size_t hdrlen = 0; - gf_cbk_release_req_t *req = NULL; - gf_cbk_releasedir_req_t *reqdir = NULL; - int64_t remote_fd = -1; - int op = 0; - - remote_fd = fdctx->remote_fd; - - if (remote_fd == -1) - goto out; - - if (fdctx->is_dir) { - hdrlen = gf_hdr_len (reqdir, 0); - hdr = gf_hdr_new (reqdir, 0); - op = GF_CBK_RELEASEDIR; - reqdir = gf_param (hdr); - reqdir->fd = hton64 (remote_fd); - } else { - hdrlen = gf_hdr_len (req, 0); - hdr = gf_hdr_new (req, 0); - op = GF_CBK_RELEASE; - req = gf_param (hdr); - req->fd = hton64 (remote_fd); - } - - fr = create_frame (this, this->ctx->pool); - - ret = protocol_client_xfer (fr, this, - CLIENT_CHANNEL (this, CHANNEL_BULK), - GF_OP_TYPE_CBK_REQUEST, op, - hdr, hdrlen, NULL, 0, NULL); - -out: - inode_unref (fdctx->inode); - FREE (fdctx); - - return ret; -} - - -/** - * client_releasedir - releasedir function for client protocol - * @this: this translator structure - * @fd: file descriptor structure - * - * external reference through client_protocol_xlator->cbks->releasedir - */ - -int -client_releasedir (xlator_t *this, fd_t *fd) -{ - int64_t remote_fd = -1; - client_conf_t *conf = NULL; - client_fd_ctx_t *fdctx = NULL; - - conf = this->private; - - pthread_mutex_lock (&conf->mutex); - { - fdctx = this_fd_del_ctx (fd, this); - if (fdctx != NULL) { - remote_fd = fdctx->remote_fd; - - /* fdctx->remote_fd == -1 indicates a reopen attempt - in progress. Just mark ->released = 1 and let - reopen_cbk handle releasing - */ - - if (remote_fd != -1) - list_del_init (&fdctx->sfd_pos); - - fdctx->released = 1; - } - } - pthread_mutex_unlock (&conf->mutex); - - if (remote_fd != -1) - client_fdctx_destroy (this, fdctx); - - return 0; -} - - -/** - * client_release - release function for client protocol - * @this: this translator structure - * @fd: file descriptor structure - * - * external reference through client_protocol_xlator->cbks->release - * - */ -int -client_release (xlator_t *this, fd_t *fd) -{ - int64_t remote_fd = -1; - client_conf_t *conf = NULL; - client_fd_ctx_t *fdctx = NULL; - - conf = this->private; - - pthread_mutex_lock (&conf->mutex); - { - fdctx = this_fd_del_ctx (fd, this); - if (fdctx != NULL) { - remote_fd = fdctx->remote_fd; - - /* fdctx->remote_fd == -1 indicates a reopen attempt - in progress. Just mark ->released = 1 and let - reopen_cbk handle releasing - */ - - if (remote_fd != -1) - list_del_init (&fdctx->sfd_pos); - - fdctx->released = 1; - } - } - pthread_mutex_unlock (&conf->mutex); - - if (remote_fd != -1) - client_fdctx_destroy (this, fdctx); - - return 0; -} - -/* - * MGMT_OPS - */ - -/** - * client_stats - stats function for client protocol - * @frame: call frame - * @this: this translator structure - * @flags: - * - * external reference through client_protocol_xlator->mops->stats - */ - -int -client_stats (call_frame_t *frame, xlator_t *this, int32_t flags) -{ - gf_hdr_common_t *hdr = NULL; - gf_mop_stats_req_t *req = NULL; - size_t hdrlen = -1; - int ret = -1; - - GF_VALIDATE_OR_GOTO ("client", this, unwind); - - hdrlen = gf_hdr_len (req, 0); - hdr = gf_hdr_new (req, 0); - GF_VALIDATE_OR_GOTO (this->name, hdr, unwind); - - req = gf_param (hdr); - - req->flags = hton32 (flags); - - ret = protocol_client_xfer (frame, this, - CLIENT_CHANNEL (this, CHANNEL_BULK), - GF_OP_TYPE_MOP_REQUEST, GF_MOP_STATS, - hdr, hdrlen, NULL, 0, NULL); - - return ret; -unwind: - STACK_UNWIND (frame, -1, EINVAL, NULL); - return 0; -} - - -/* Callbacks */ - -int -client_fxattrop_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - gf_fop_xattrop_rsp_t *rsp = NULL; - int32_t op_ret = 0; - int32_t gf_errno = 0; - int32_t op_errno = 0; - int32_t dict_len = 0; - dict_t *dict = NULL; - int32_t ret = -1; - char *dictbuf = NULL; - - rsp = gf_param (hdr); - GF_VALIDATE_OR_GOTO (frame->this->name, rsp, fail); - - op_ret = ntoh32 (hdr->rsp.op_ret); - - if (op_ret >= 0) { - op_ret = -1; - dict_len = ntoh32 (rsp->dict_len); - - if (dict_len > 0) { - dictbuf = memdup (rsp->dict, dict_len); - GF_VALIDATE_OR_GOTO (frame->this->name, dictbuf, fail); - - dict = dict_new(); - GF_VALIDATE_OR_GOTO (frame->this->name, dict, fail); - - ret = dict_unserialize (dictbuf, dict_len, &dict); - if (ret < 0) { - gf_log (frame->this->name, GF_LOG_DEBUG, - "failed to serialize dictionary(%p)", - dict); - op_errno = -ret; - goto fail; - } else { - dict->extra_free = dictbuf; - dictbuf = NULL; - } - } - op_ret = 0; - } - gf_errno = ntoh32 (hdr->rsp.op_errno); - op_errno = gf_error_to_errno (gf_errno); - -fail: - STACK_UNWIND (frame, op_ret, op_errno, dict); - - if (dictbuf) - free (dictbuf); - - if (dict) - dict_unref (dict); - - return 0; -} - - -int -client_xattrop_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - gf_fop_xattrop_rsp_t *rsp = NULL; - int32_t op_ret = -1; - int32_t gf_errno = EINVAL; - int32_t op_errno = 0; - int32_t dict_len = 0; - dict_t *dict = NULL; - int32_t ret = -1; - char *dictbuf = NULL; - - rsp = gf_param (hdr); - GF_VALIDATE_OR_GOTO (frame->this->name, rsp, fail); - - op_ret = ntoh32 (hdr->rsp.op_ret); - if (op_ret >= 0) { - op_ret = -1; - dict_len = ntoh32 (rsp->dict_len); - - if (dict_len > 0) { - dictbuf = memdup (rsp->dict, dict_len); - GF_VALIDATE_OR_GOTO (frame->this->name, dictbuf, fail); - - dict = get_new_dict(); - GF_VALIDATE_OR_GOTO (frame->this->name, dict, fail); - dict_ref (dict); - - ret = dict_unserialize (dictbuf, dict_len, &dict); - if (ret < 0) { - gf_log (frame->this->name, GF_LOG_DEBUG, - "failed to serialize dictionary(%p)", - dict); - goto fail; - } else { - dict->extra_free = dictbuf; - dictbuf = NULL; - } - } - op_ret = 0; - } - gf_errno = ntoh32 (hdr->rsp.op_errno); - op_errno = gf_error_to_errno (gf_errno); - - -fail: - STACK_UNWIND (frame, op_ret, op_errno, dict); - - if (dictbuf) - free (dictbuf); - if (dict) - dict_unref (dict); - - return 0; -} - -/* - * client_create_cbk - create callback function for client protocol - * @frame: call frame - * @args: arguments in dictionary - * - * not for external reference - */ - -int -client_create_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - gf_fop_create_rsp_t *rsp = NULL; - int32_t op_ret = 0; - int32_t op_errno = 0; - fd_t *fd = NULL; - inode_t *inode = NULL; - struct stat stbuf = {0, }; - struct stat preparent = {0, }; - struct stat postparent = {0, }; - int64_t remote_fd = 0; - int32_t ret = -1; - client_local_t *local = NULL; - client_conf_t *conf = NULL; - client_fd_ctx_t *fdctx = NULL; - ino_t ino = 0; - uint64_t gen = 0; - - local = frame->local; frame->local = NULL; - conf = frame->this->private; - fd = local->fd; - inode = local->loc.inode; - - rsp = gf_param (hdr); - - op_ret = ntoh32 (hdr->rsp.op_ret); - op_errno = ntoh32 (hdr->rsp.op_errno); - - if (op_ret >= 0) { - remote_fd = ntoh64 (rsp->fd); - gf_stat_to_stat (&rsp->stat, &stbuf); - - gf_stat_to_stat (&rsp->preparent, &preparent); - gf_stat_to_stat (&rsp->postparent, &postparent); - - ino = stbuf.st_ino; - gen = stbuf.st_dev; - } - - if (op_ret >= 0) { - ret = inode_ctx_put2 (local->loc.inode, frame->this, ino, gen); - - if (ret < 0) { - gf_log (frame->this->name, GF_LOG_DEBUG, - "CREATE %"PRId64"/%s (%s): failed to set " - "remote inode number to inode ctx", - local->loc.parent->ino, local->loc.name, - local->loc.path); - op_ret = -1; - op_errno = EINVAL; - goto unwind_out; - } - - fdctx = CALLOC (1, sizeof (*fdctx)); - if (!fdctx) { - op_ret = -1; - op_errno = ENOMEM; - goto unwind_out; - } - - fdctx->remote_fd = remote_fd; - fdctx->inode = inode_ref (fd->inode); - fdctx->ino = ino; - fdctx->gen = gen; - fdctx->flags = local->flags; - - INIT_LIST_HEAD (&fdctx->sfd_pos); - - this_fd_set_ctx (fd, frame->this, &local->loc, fdctx); - - pthread_mutex_lock (&conf->mutex); - { - list_add_tail (&fdctx->sfd_pos, &conf->saved_fds); - } - pthread_mutex_unlock (&conf->mutex); - } -unwind_out: - STACK_UNWIND (frame, op_ret, op_errno, fd, inode, &stbuf, - &preparent, &postparent); - - client_local_wipe (local); - - return 0; -} - - -/* - * client_open_cbk - open callback for client protocol - * @frame: call frame - * @args: argument dictionary - * - * not for external reference - */ -int -client_open_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - int32_t op_ret = -1; - int32_t op_errno = ENOTCONN; - fd_t *fd = NULL; - int64_t remote_fd = 0; - gf_fop_open_rsp_t *rsp = NULL; - client_local_t *local = NULL; - client_conf_t *conf = NULL; - client_fd_ctx_t *fdctx = NULL; - ino_t ino = 0; - uint64_t gen = 0; - - - local = frame->local; - - if (local->op) { - local->op (frame, hdr, hdrlen, iobuf); - return 0; - } - - frame->local = NULL; - conf = frame->this->private; - fd = local->fd; - - rsp = gf_param (hdr); - - op_ret = ntoh32 (hdr->rsp.op_ret); - op_errno = ntoh32 (hdr->rsp.op_errno); - - if (op_ret >= 0) { - remote_fd = ntoh64 (rsp->fd); - } - - if (op_ret >= 0) { - fdctx = CALLOC (1, sizeof (*fdctx)); - if (!fdctx) { - op_ret = -1; - op_errno = ENOMEM; - goto unwind_out; - } - - inode_ctx_get2 (fd->inode, frame->this, &ino, &gen); - - fdctx->remote_fd = remote_fd; - fdctx->inode = inode_ref (fd->inode); - fdctx->ino = ino; - fdctx->gen = gen; - fdctx->flags = local->flags; - fdctx->wbflags = local->wbflags; - - INIT_LIST_HEAD (&fdctx->sfd_pos); - - this_fd_set_ctx (fd, frame->this, &local->loc, fdctx); - - pthread_mutex_lock (&conf->mutex); - { - list_add_tail (&fdctx->sfd_pos, &conf->saved_fds); - } - pthread_mutex_unlock (&conf->mutex); - } -unwind_out: - STACK_UNWIND (frame, op_ret, op_errno, fd); - - client_local_wipe (local); - - return 0; -} - -/* - * client_stat_cbk - stat callback for client protocol - * @frame: call frame - * @args: arguments dictionary - * - * not for external reference - */ - -int -client_stat_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - struct stat stbuf = {0, }; - gf_fop_stat_rsp_t *rsp = NULL; - int32_t op_ret = 0; - int32_t op_errno = 0; - - rsp = gf_param (hdr); - - op_ret = ntoh32 (hdr->rsp.op_ret); - op_errno = gf_error_to_errno (ntoh32 (hdr->rsp.op_errno)); - - if (op_ret == 0) { - gf_stat_to_stat (&rsp->stat, &stbuf); - } - - STACK_UNWIND (frame, op_ret, op_errno, &stbuf); - - return 0; -} - - -/* - * client_mknod_cbk - mknod callback for client protocol - * @frame: call frame - * @args: argument dictionary - * - * not for external reference - */ - -int -client_mknod_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - gf_fop_mknod_rsp_t *rsp = NULL; - int32_t op_ret = 0; - int32_t op_errno = 0; - struct stat stbuf = {0, }; - inode_t *inode = NULL; - client_local_t *local = NULL; - int ret = 0; - struct stat preparent = {0,}; - struct stat postparent = {0,}; - - local = frame->local; - frame->local = NULL; - inode = local->loc.inode; - - rsp = gf_param (hdr); - - op_ret = ntoh32 (hdr->rsp.op_ret); - op_errno = gf_error_to_errno (ntoh32 (hdr->rsp.op_errno)); - - if (op_ret >= 0) { - gf_stat_to_stat (&rsp->stat, &stbuf); - - ret = inode_ctx_put2 (local->loc.inode, frame->this, - stbuf.st_ino, stbuf.st_dev); - if (ret < 0) { - gf_log (frame->this->name, GF_LOG_DEBUG, - "MKNOD %"PRId64"/%s (%s): failed to set remote" - " inode number to inode ctx", - local->loc.parent->ino, local->loc.name, - local->loc.path); - STACK_UNWIND (frame, -1, EINVAL, inode, NULL, - NULL, NULL); - return 0; - } - - gf_stat_to_stat (&rsp->preparent, &preparent); - gf_stat_to_stat (&rsp->postparent, &postparent); - } - - STACK_UNWIND (frame, op_ret, op_errno, inode, &stbuf, - &preparent, &postparent); - - client_local_wipe (local); - - return 0; -} - -/* - * client_symlink_cbk - symlink callback for client protocol - * @frame: call frame - * @args: argument dictionary - * - * not for external reference - */ - -int -client_symlink_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - gf_fop_symlink_rsp_t *rsp = NULL; - int32_t op_ret = 0; - int32_t op_errno = 0; - struct stat stbuf = {0, }; - struct stat preparent = {0,}; - struct stat postparent = {0,}; - inode_t *inode = NULL; - client_local_t *local = NULL; - int ret = 0; - - local = frame->local; - frame->local = NULL; - inode = local->loc.inode; - - rsp = gf_param (hdr); - - op_ret = ntoh32 (hdr->rsp.op_ret); - op_errno = gf_error_to_errno (ntoh32 (hdr->rsp.op_errno)); - - if (op_ret >= 0) { - gf_stat_to_stat (&rsp->stat, &stbuf); - - ret = inode_ctx_put2 (inode, frame->this, - stbuf.st_ino, stbuf.st_dev); - if (ret < 0) { - gf_log (frame->this->name, GF_LOG_DEBUG, - "SYMLINK %"PRId64"/%s (%s): failed to set " - "remote inode number to inode ctx", - local->loc.parent->ino, local->loc.name, - local->loc.path); - STACK_UNWIND (frame, -1, EINVAL, inode, NULL, - NULL, NULL); - return 0; - } - gf_stat_to_stat (&rsp->preparent, &preparent); - gf_stat_to_stat (&rsp->postparent, &postparent); - } - - STACK_UNWIND (frame, op_ret, op_errno, inode, &stbuf, - &preparent, &postparent); - - client_local_wipe (local); - - return 0; -} - -/* - * client_link_cbk - link callback for client protocol - * @frame: call frame - * @args: argument dictionary - * - * not for external reference - */ - -int -client_link_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - gf_fop_link_rsp_t *rsp = NULL; - int32_t op_ret = 0; - int32_t op_errno = 0; - struct stat stbuf = {0, }; - inode_t *inode = NULL; - client_local_t *local = NULL; - struct stat preparent = {0,}; - struct stat postparent = {0,}; - - local = frame->local; - frame->local = NULL; - inode = local->loc.inode; - - rsp = gf_param (hdr); - - op_ret = ntoh32 (hdr->rsp.op_ret); - op_errno = gf_error_to_errno (ntoh32 (hdr->rsp.op_errno)); - - if (op_ret >= 0) { - gf_stat_to_stat (&rsp->stat, &stbuf); - - gf_stat_to_stat (&rsp->preparent, &preparent); - gf_stat_to_stat (&rsp->postparent, &postparent); - } - - STACK_UNWIND (frame, op_ret, op_errno, inode, &stbuf, - &preparent, &postparent); - - client_local_wipe (local); - - return 0; -} - -/* - * client_truncate_cbk - truncate callback for client protocol - * @frame: call frame - * @args: argument dictionary - * - * not for external reference - */ - -int -client_truncate_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - gf_fop_truncate_rsp_t *rsp = NULL; - int32_t op_ret = 0; - int32_t op_errno = 0; - struct stat prestat = {0, }; - struct stat poststat = {0, }; - - rsp = gf_param (hdr); - - op_ret = ntoh32 (hdr->rsp.op_ret); - op_errno = gf_error_to_errno (ntoh32 (hdr->rsp.op_errno)); - - if (op_ret == 0) { - gf_stat_to_stat (&rsp->prestat, &prestat); - gf_stat_to_stat (&rsp->poststat, &poststat); - } - - STACK_UNWIND (frame, op_ret, op_errno, &prestat, &poststat); - - return 0; -} - -/* client_fstat_cbk - fstat callback for client protocol - * @frame: call frame - * @args: argument dictionary - * - * not for external reference - */ - -int -client_fstat_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - struct stat stbuf = {0, }; - gf_fop_fstat_rsp_t *rsp = NULL; - int32_t op_ret = 0; - int32_t op_errno = 0; - - rsp = gf_param (hdr); - - op_ret = ntoh32 (hdr->rsp.op_ret); - op_errno = gf_error_to_errno (ntoh32 (hdr->rsp.op_errno)); - - if (op_ret == 0) { - gf_stat_to_stat (&rsp->stat, &stbuf); - - } - - STACK_UNWIND (frame, op_ret, op_errno, &stbuf); - - return 0; -} - -/* - * client_ftruncate_cbk - ftruncate callback for client protocol - * @frame: call frame - * @args: argument dictionary - * - * not for external reference - */ -int -client_ftruncate_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - gf_fop_ftruncate_rsp_t *rsp = NULL; - int32_t op_ret = 0; - int32_t op_errno = 0; - struct stat prestat = {0, }; - struct stat poststat = {0, }; - - rsp = gf_param (hdr); - - op_ret = ntoh32 (hdr->rsp.op_ret); - op_errno = gf_error_to_errno (ntoh32 (hdr->rsp.op_errno)); - - if (op_ret == 0) { - gf_stat_to_stat (&rsp->prestat, &prestat); - gf_stat_to_stat (&rsp->poststat, &poststat); - } - - STACK_UNWIND (frame, op_ret, op_errno, &prestat, &poststat); - - return 0; -} - - -/* client_readv_cbk - readv callback for client protocol - * @frame: call frame - * @args: argument dictionary - * - * not for external referece - */ - -int -client_readv_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - gf_fop_read_rsp_t *rsp = NULL; - int32_t op_ret = 0; - int32_t op_errno = 0; - struct iovec vector = {0, }; - struct stat stbuf = {0, }; - struct iobref *iobref = NULL; - - rsp = gf_param (hdr); - - op_ret = ntoh32 (hdr->rsp.op_ret); - op_errno = gf_error_to_errno (ntoh32 (hdr->rsp.op_errno)); - - if (op_ret != -1) { - iobref = iobref_new (); - gf_stat_to_stat (&rsp->stat, &stbuf); - vector.iov_len = op_ret; - - if (op_ret > 0) { - vector.iov_base = iobuf->ptr; - iobref_add (iobref, iobuf); - } - } - - STACK_UNWIND (frame, op_ret, op_errno, &vector, 1, &stbuf, iobref); - - if (iobref) - iobref_unref (iobref); - - if (iobuf) - iobuf_unref (iobuf); - - return 0; -} - -/* - * client_write_cbk - write callback for client protocol - * @frame: cal frame - * @args: argument dictionary - * - * not for external reference - */ - -int -client_write_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - gf_fop_write_rsp_t *rsp = NULL; - int32_t op_ret = 0; - int32_t op_errno = 0; - struct stat prestat = {0, }; - struct stat poststat = {0, }; - - rsp = gf_param (hdr); - - op_ret = ntoh32 (hdr->rsp.op_ret); - op_errno = gf_error_to_errno (ntoh32 (hdr->rsp.op_errno)); - - if (op_ret >= 0) { - gf_stat_to_stat (&rsp->prestat, &prestat); - gf_stat_to_stat (&rsp->poststat, &poststat); - } - - STACK_UNWIND (frame, op_ret, op_errno, &prestat, &poststat); - - return 0; -} - - -int -client_readdirp_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - gf_fop_readdirp_rsp_t *rsp = NULL; - int32_t op_ret = 0; - int32_t op_errno = 0; - uint32_t buf_size = 0; - gf_dirent_t entries; - - rsp = gf_param (hdr); - - op_ret = ntoh32 (hdr->rsp.op_ret); - op_errno = ntoh32 (hdr->rsp.op_errno); - - INIT_LIST_HEAD (&entries.list); - if (op_ret > 0) { - buf_size = ntoh32 (rsp->size); - gf_dirent_unserialize (&entries, rsp->buf, buf_size); - } - - STACK_UNWIND (frame, op_ret, op_errno, &entries); - - gf_dirent_free (&entries); - - return 0; -} - - -int -client_readdir_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - gf_fop_readdir_rsp_t *rsp = NULL; - int32_t op_ret = 0; - int32_t op_errno = 0; - uint32_t buf_size = 0; - gf_dirent_t entries; - - rsp = gf_param (hdr); - - op_ret = ntoh32 (hdr->rsp.op_ret); - op_errno = ntoh32 (hdr->rsp.op_errno); - - INIT_LIST_HEAD (&entries.list); - if (op_ret > 0) { - buf_size = ntoh32 (rsp->size); - gf_dirent_unserialize (&entries, rsp->buf, buf_size); - } - - STACK_UNWIND (frame, op_ret, op_errno, &entries); - - gf_dirent_free (&entries); - - return 0; -} - -/* - * client_fsync_cbk - fsync callback for client protocol - * - * @frame: call frame - * @args: argument dictionary - * - * not for external reference - */ - -int -client_fsync_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - struct stat prestat = {0, }; - struct stat poststat = {0,}; - gf_fop_fsync_rsp_t *rsp = NULL; - int32_t op_ret = 0; - int32_t op_errno = 0; - - rsp = gf_param (hdr); - - op_ret = ntoh32 (hdr->rsp.op_ret); - op_errno = gf_error_to_errno (ntoh32 (hdr->rsp.op_errno)); - - if (op_ret == 0) { - gf_stat_to_stat (&rsp->prestat, &prestat); - gf_stat_to_stat (&rsp->poststat, &poststat); - } - - STACK_UNWIND (frame, op_ret, op_errno, &prestat, &poststat); - - return 0; -} - -/* - * client_unlink_cbk - unlink callback for client protocol - * @frame: call frame - * @args: argument dictionary - * - * not for external reference - */ - -int -client_unlink_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - gf_fop_unlink_rsp_t *rsp = NULL; - int32_t op_ret = 0; - int32_t op_errno = 0; - struct stat preparent = {0,}; - struct stat postparent = {0,}; - - rsp = gf_param (hdr); - - op_ret = ntoh32 (hdr->rsp.op_ret); - op_errno = gf_error_to_errno (ntoh32 (hdr->rsp.op_errno)); - - if (op_ret == 0) { - gf_stat_to_stat (&rsp->preparent, &preparent); - gf_stat_to_stat (&rsp->postparent, &postparent); - } - - STACK_UNWIND (frame, op_ret, op_errno, &preparent, &postparent); - - return 0; -} - -/* - * client_rename_cbk - rename callback for client protocol - * @frame: call frame - * @args: argument dictionary - * - * not for external reference - */ - -int -client_rename_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - struct stat stbuf = {0, }; - gf_fop_rename_rsp_t *rsp = NULL; - int32_t op_ret = 0; - int32_t op_errno = 0; - struct stat preoldparent = {0, }; - struct stat postoldparent = {0, }; - struct stat prenewparent = {0, }; - struct stat postnewparent = {0, }; - - rsp = gf_param (hdr); - - op_ret = ntoh32 (hdr->rsp.op_ret); - op_errno = gf_error_to_errno (ntoh32 (hdr->rsp.op_errno)); - - if (op_ret == 0) { - gf_stat_to_stat (&rsp->stat, &stbuf); - gf_stat_to_stat (&rsp->preoldparent, &preoldparent); - gf_stat_to_stat (&rsp->postoldparent, &postoldparent); - gf_stat_to_stat (&rsp->prenewparent, &prenewparent); - gf_stat_to_stat (&rsp->postnewparent, &postnewparent); - } - - STACK_UNWIND (frame, op_ret, op_errno, &stbuf, &preoldparent, - &postoldparent, &prenewparent, &postnewparent); - - return 0; -} - - -/* - * client_readlink_cbk - readlink callback for client protocol - * - * @frame: call frame - * @args: argument dictionary - * - * not for external reference - */ -int -client_readlink_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - gf_fop_readlink_rsp_t *rsp = NULL; - int32_t op_ret = 0; - int32_t op_errno = 0; - char *link = NULL; - struct stat stbuf = {0,}; - - rsp = gf_param (hdr); - - op_ret = ntoh32 (hdr->rsp.op_ret); - op_errno = gf_error_to_errno (ntoh32 (hdr->rsp.op_errno)); - - if (op_ret > 0) { - link = rsp->path; - gf_stat_to_stat (&rsp->buf, &stbuf); - } - - STACK_UNWIND (frame, op_ret, op_errno, link, &stbuf); - return 0; -} - -/* - * client_mkdir_cbk - mkdir callback for client protocol - * @frame: call frame - * @args: argument dictionary - * - * not for external reference - */ - -int -client_mkdir_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - gf_fop_mkdir_rsp_t *rsp = NULL; - int32_t op_ret = 0; - int32_t op_errno = 0; - struct stat stbuf = {0, }; - inode_t *inode = NULL; - client_local_t *local = NULL; - int ret = 0; - struct stat preparent = {0,}; - struct stat postparent = {0,}; - - local = frame->local; - inode = local->loc.inode; - frame->local = NULL; - - rsp = gf_param (hdr); - - op_ret = ntoh32 (hdr->rsp.op_ret); - op_errno = gf_error_to_errno (ntoh32 (hdr->rsp.op_errno)); - - if (op_ret >= 0) { - gf_stat_to_stat (&rsp->stat, &stbuf); - - ret = inode_ctx_put2 (inode, frame->this, stbuf.st_ino, - stbuf.st_dev); - if (ret < 0) { - gf_log (frame->this->name, GF_LOG_DEBUG, - "MKDIR %"PRId64"/%s (%s): failed to set " - "remote inode number to inode ctx", - local->loc.parent->ino, local->loc.name, - local->loc.path); - STACK_UNWIND (frame, -1, EINVAL, inode, NULL, - NULL, NULL); - return 0; - } - - gf_stat_to_stat (&rsp->preparent, &preparent); - gf_stat_to_stat (&rsp->postparent, &postparent); - } - - STACK_UNWIND (frame, op_ret, op_errno, inode, &stbuf, - &preparent, &postparent); - - client_local_wipe (local); - - return 0; -} - -/* - * client_flush_cbk - flush callback for client protocol - * - * @frame: call frame - * @args: argument dictionary - * - * not for external reference - */ - -int -client_flush_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - int32_t op_ret = 0; - int32_t op_errno = 0; - - op_ret = ntoh32 (hdr->rsp.op_ret); - op_errno = gf_error_to_errno (ntoh32 (hdr->rsp.op_errno)); - - STACK_UNWIND (frame, op_ret, op_errno); - - return 0; -} - -/* - * client_opendir_cbk - opendir callback for client protocol - * @frame: call frame - * @args: argument dictionary - * - * not for external reference - */ - -int -client_opendir_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - int32_t op_ret = -1; - int32_t op_errno = ENOTCONN; - fd_t *fd = NULL; - int64_t remote_fd = 0; - gf_fop_opendir_rsp_t *rsp = NULL; - client_local_t *local = NULL; - client_conf_t *conf = NULL; - client_fd_ctx_t *fdctx = NULL; - ino_t ino = 0; - uint64_t gen = 0; - - - local = frame->local; - - if (local->op) { - local->op (frame, hdr, hdrlen, iobuf); - return 0; - } - - frame->local = NULL; - conf = frame->this->private; - fd = local->fd; - - rsp = gf_param (hdr); - - op_ret = ntoh32 (hdr->rsp.op_ret); - op_errno = ntoh32 (hdr->rsp.op_errno); - - if (op_ret >= 0) { - remote_fd = ntoh64 (rsp->fd); - } - - if (op_ret >= 0) { - fdctx = CALLOC (1, sizeof (*fdctx)); - if (!fdctx) { - op_ret = -1; - op_errno = ENOMEM; - goto unwind_out; - } - - inode_ctx_get2 (fd->inode, frame->this, &ino, &gen); - - fdctx->remote_fd = remote_fd; - fdctx->inode = inode_ref (fd->inode); - fdctx->ino = ino; - fdctx->gen = gen; - - fdctx->is_dir = 1; - - INIT_LIST_HEAD (&fdctx->sfd_pos); - - this_fd_set_ctx (fd, frame->this, &local->loc, fdctx); - - pthread_mutex_lock (&conf->mutex); - { - list_add_tail (&fdctx->sfd_pos, &conf->saved_fds); - } - pthread_mutex_unlock (&conf->mutex); - } -unwind_out: - STACK_UNWIND (frame, op_ret, op_errno, fd); - - client_local_wipe (local); - - return 0; -} - -/* - * client_rmdir_cbk - rmdir callback for client protocol - * @frame: call frame - * @args: argument dictionary - * - * not for external reference - */ - -int -client_rmdir_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - gf_fop_rmdir_rsp_t *rsp = NULL; - int32_t op_ret = 0; - int32_t op_errno = 0; - struct stat preparent = {0,}; - struct stat postparent = {0,}; - - rsp = gf_param (hdr); - - op_ret = ntoh32 (hdr->rsp.op_ret); - op_errno = gf_error_to_errno (ntoh32 (hdr->rsp.op_errno)); - - if (op_ret == 0) { - gf_stat_to_stat (&rsp->preparent, &preparent); - gf_stat_to_stat (&rsp->postparent, &postparent); - } - - STACK_UNWIND (frame, op_ret, op_errno, &preparent, &postparent); - - return 0; -} - -/* - * client_access_cbk - access callback for client protocol - * @frame: call frame - * @args: argument dictionary - * - * not for external reference - */ - -int -client_access_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - gf_fop_access_rsp_t *rsp = NULL; - int32_t op_ret = 0; - int32_t op_errno = 0; - - rsp = gf_param (hdr); - - op_ret = ntoh32 (hdr->rsp.op_ret); - op_errno = gf_error_to_errno (ntoh32 (hdr->rsp.op_errno)); - - STACK_UNWIND (frame, op_ret, op_errno); - - return 0; -} - -/* - * client_lookup_cbk - lookup callback for client protocol - * - * @frame: call frame - * @args: arguments dictionary - * - * not for external reference - */ - -int -client_lookup_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - struct stat stbuf = {0, }; - struct stat postparent = {0, }; - inode_t *inode = NULL; - dict_t *xattr = NULL; - gf_fop_lookup_rsp_t *rsp = NULL; - int32_t op_ret = 0; - int32_t op_errno = 0; - size_t dict_len = 0; - char *dictbuf = NULL; - int32_t ret = -1; - int32_t gf_errno = 0; - client_local_t *local = NULL; - ino_t oldino = 0; - uint64_t oldgen = 0; - - local = frame->local; - inode = local->loc.inode; - frame->local = NULL; - - rsp = gf_param (hdr); - - op_ret = ntoh32 (hdr->rsp.op_ret); - - gf_stat_to_stat (&rsp->postparent, &postparent); - - if (op_ret == 0) { - op_ret = -1; - gf_stat_to_stat (&rsp->stat, &stbuf); - - ret = inode_ctx_get2 (inode, frame->this, &oldino, &oldgen); - if (oldino != stbuf.st_ino || oldgen != stbuf.st_dev) { - if (oldino) { - gf_log (frame->this->name, GF_LOG_DEBUG, - "LOOKUP %"PRId64"/%s (%s): " - "inode number changed from " - "{%"PRId64",%"PRId64"} to {%"PRId64",%"PRId64"}", - local->loc.parent ? - local->loc.parent->ino : (uint64_t) 0, - local->loc.name, - local->loc.path, - oldgen, oldino, stbuf.st_dev, stbuf.st_ino); - op_errno = ESTALE; - goto fail; - } - - ret = inode_ctx_put2 (inode, frame->this, - stbuf.st_ino, stbuf.st_dev); - if (ret < 0) { - gf_log (frame->this->name, GF_LOG_DEBUG, - "LOOKUP %"PRId64"/%s (%s) : " - "failed to set remote inode " - "number to inode ctx", - local->loc.parent ? - local->loc.parent->ino : (uint64_t) 0, - local->loc.name, - local->loc.path); - op_errno = EINVAL; - goto fail; - } - } - - dict_len = ntoh32 (rsp->dict_len); - - if (dict_len > 0) { - dictbuf = memdup (rsp->dict, dict_len); - GF_VALIDATE_OR_GOTO (frame->this->name, dictbuf, fail); - - xattr = dict_new(); - GF_VALIDATE_OR_GOTO (frame->this->name, xattr, fail); - - ret = dict_unserialize (dictbuf, dict_len, &xattr); - if (ret < 0) { - gf_log (frame->this->name, GF_LOG_DEBUG, - "%s (%"PRId64"): failed to " - "unserialize dictionary", - local->loc.path, inode->ino); - goto fail; - } else { - xattr->extra_free = dictbuf; - dictbuf = NULL; - } - } - op_ret = 0; - } - gf_errno = ntoh32 (hdr->rsp.op_errno); - op_errno = gf_error_to_errno (gf_errno); - -fail: - STACK_UNWIND (frame, op_ret, op_errno, inode, &stbuf, xattr, - &postparent); - - client_local_wipe (local); - - if (dictbuf) - free (dictbuf); - - if (xattr) - dict_unref (xattr); - - return 0; -} - -static int32_t -client_setattr_cbk (call_frame_t *frame,gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - struct stat statpre = {0, }; - struct stat statpost = {0, }; - gf_fop_setattr_rsp_t *rsp = NULL; - int32_t op_ret = 0; - int32_t op_errno = 0; - - rsp = gf_param (hdr); - - op_ret = ntoh32 (hdr->rsp.op_ret); - op_errno = gf_error_to_errno (ntoh32 (hdr->rsp.op_errno)); - - if (op_ret == 0) { - gf_stat_to_stat (&rsp->statpre, &statpre); - gf_stat_to_stat (&rsp->statpost, &statpost); - } - - STACK_UNWIND (frame, op_ret, op_errno, &statpre, &statpost); - - return 0; -} - -static int32_t -client_fsetattr_cbk (call_frame_t *frame,gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - struct stat statpre = {0, }; - struct stat statpost = {0, }; - gf_fop_setattr_rsp_t *rsp = NULL; - int32_t op_ret = 0; - int32_t op_errno = 0; - - rsp = gf_param (hdr); - - op_ret = ntoh32 (hdr->rsp.op_ret); - op_errno = gf_error_to_errno (ntoh32 (hdr->rsp.op_errno)); - - if (op_ret == 0) { - gf_stat_to_stat (&rsp->statpre, &statpre); - gf_stat_to_stat (&rsp->statpost, &statpost); - } - - STACK_UNWIND (frame, op_ret, op_errno, &statpre, &statpost); - - return 0; -} - -static dir_entry_t * -gf_bin_to_direntry (char *buf, size_t count) -{ - int idx = 0; - int bread = 0; - size_t rcount = 0; - char *ender = NULL; - char *buffer = NULL; - char tmp_buf[512] = {0,}; - dir_entry_t *trav = NULL; - dir_entry_t *prev = NULL; - dir_entry_t *thead = NULL; - dir_entry_t *head = NULL; - - thead = CALLOC (1, sizeof (dir_entry_t)); - GF_VALIDATE_OR_GOTO ("client-protocol", thead, fail); - - buffer = buf; - prev = thead; - - for (idx = 0; idx < count ; idx++) { - bread = 0; - trav = CALLOC (1, sizeof (dir_entry_t)); - GF_VALIDATE_OR_GOTO ("client-protocol", trav, fail); - - ender = strchr (buffer, '/'); - if (!ender) - break; - rcount = ender - buffer; - trav->name = CALLOC (1, rcount + 2); - GF_VALIDATE_OR_GOTO ("client-protocol", trav->name, fail); - - strncpy (trav->name, buffer, rcount); - bread = rcount + 1; - buffer += bread; - - ender = strchr (buffer, '\n'); - if (!ender) - break; - rcount = ender - buffer; - strncpy (tmp_buf, buffer, rcount); - bread = rcount + 1; - buffer += bread; - - gf_string_to_stat (tmp_buf, &trav->buf); - - ender = strchr (buffer, '\n'); - if (!ender) - break; - rcount = ender - buffer; - *ender = '\0'; - if (S_ISLNK (trav->buf.st_mode)) - trav->link = strdup (buffer); - else - trav->link = ""; - - bread = rcount + 1; - buffer += bread; - - prev->next = trav; - prev = trav; - } - - head = thead; -fail: - return head; -} - - -int -gf_free_direntry (dir_entry_t *head) -{ - dir_entry_t *prev = NULL; - dir_entry_t *trav = NULL; - - prev = head; - GF_VALIDATE_OR_GOTO ("client-protocol", prev, fail); - - trav = head->next; - while (trav) { - prev->next = trav->next; - FREE (trav->name); - if (S_ISLNK (trav->buf.st_mode)) - FREE (trav->link); - FREE (trav); - trav = prev->next; - } - FREE (head); -fail: - return 0; -} - -/* - * client_getdents_cbk - readdir callback for client protocol - * @frame: call frame - * @args: argument dictionary - * - * not for external reference - */ - -int -client_getdents_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - gf_fop_getdents_rsp_t *rsp = NULL; - int32_t op_ret = 0; - int32_t op_errno = 0; - int32_t gf_errno = 0; - int32_t nr_count = 0; - dir_entry_t *entry = NULL; - - rsp = gf_param (hdr); - - op_ret = ntoh32 (hdr->rsp.op_ret); - gf_errno = ntoh32 (hdr->rsp.op_errno); - op_errno = gf_error_to_errno (gf_errno); - - if (op_ret >= 0) { - nr_count = ntoh32 (rsp->count); - entry = gf_bin_to_direntry(iobuf->ptr, nr_count); - if (entry == NULL) { - op_ret = -1; - op_errno = EINVAL; - } - } - - STACK_UNWIND (frame, op_ret, op_errno, entry, nr_count); - - if (iobuf) - iobuf_unref (iobuf); - if (entry) - gf_free_direntry(entry); - - return 0; -} - -/* - * client_statfs_cbk - statfs callback for client protocol - * @frame: call frame - * @args: argument dictionary - * - * not for external reference - */ - -int -client_statfs_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - struct statvfs stbuf = {0, }; - gf_fop_statfs_rsp_t *rsp = NULL; - int32_t op_ret = 0; - int32_t op_errno = 0; - - rsp = gf_param (hdr); - - op_ret = ntoh32 (hdr->rsp.op_ret); - op_errno = gf_error_to_errno (ntoh32 (hdr->rsp.op_errno)); - - if (op_ret == 0) { - gf_statfs_to_statfs (&rsp->statfs, &stbuf); - } - - STACK_UNWIND (frame, op_ret, op_errno, &stbuf); - - return 0; -} - -/* - * client_fsyncdir_cbk - fsyncdir callback for client protocol - * @frame: call frame - * @args: argument dictionary - * - * not for external reference - */ - -int -client_fsyncdir_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - int32_t op_ret = 0; - int32_t op_errno = 0; - - op_ret = ntoh32 (hdr->rsp.op_ret); - op_errno = gf_error_to_errno (ntoh32 (hdr->rsp.op_errno)); - - STACK_UNWIND (frame, op_ret, op_errno); - - return 0; -} - -/* - * client_setxattr_cbk - setxattr callback for client protocol - * @frame: call frame - * @args: argument dictionary - * - * not for external reference - */ - -int -client_setxattr_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - gf_fop_setxattr_rsp_t *rsp = NULL; - int32_t op_ret = 0; - int32_t op_errno = 0; - - rsp = gf_param (hdr); - - op_ret = ntoh32 (hdr->rsp.op_ret); - op_errno = gf_error_to_errno (ntoh32 (hdr->rsp.op_errno)); - - STACK_UNWIND (frame, op_ret, op_errno); - - return 0; -} - -/* - * client_getxattr_cbk - getxattr callback for client protocol - * @frame: call frame - * @args: argument dictionary - * - * not for external reference - */ - -int -client_getxattr_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - gf_fop_getxattr_rsp_t *rsp = NULL; - int32_t op_ret = 0; - int32_t gf_errno = 0; - int32_t op_errno = 0; - int32_t dict_len = 0; - dict_t *dict = NULL; - int32_t ret = -1; - char *dictbuf = NULL; - client_local_t *local = NULL; - - local = frame->local; - frame->local = NULL; - - rsp = gf_param (hdr); - GF_VALIDATE_OR_GOTO (frame->this->name, rsp, fail); - - op_ret = ntoh32 (hdr->rsp.op_ret); - - if (op_ret >= 0) { - op_ret = -1; - dict_len = ntoh32 (rsp->dict_len); - - if (dict_len > 0) { - dictbuf = memdup (rsp->dict, dict_len); - GF_VALIDATE_OR_GOTO (frame->this->name, dictbuf, fail); - - dict = dict_new(); - GF_VALIDATE_OR_GOTO (frame->this->name, dict, fail); - - ret = dict_unserialize (dictbuf, dict_len, &dict); - if (ret < 0) { - gf_log (frame->this->name, GF_LOG_DEBUG, - "%s (%"PRId64"): failed to " - "unserialize xattr dictionary", - local->loc.path, - local->loc.inode->ino); - goto fail; - } else { - dict->extra_free = dictbuf; - dictbuf = NULL; - } - } - op_ret = 0; - } - gf_errno = ntoh32 (hdr->rsp.op_errno); - op_errno = gf_error_to_errno (gf_errno); -fail: - STACK_UNWIND (frame, op_ret, op_errno, dict); - - client_local_wipe (local); - - if (dictbuf) - free (dictbuf); - - if (dict) - dict_unref (dict); - - return 0; -} - -/* - * client_removexattr_cbk - removexattr callback for client protocol - * @frame: call frame - * @args: argument dictionary - * - * not for external reference - */ - -int -client_removexattr_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, - size_t hdrlen, struct iobuf *iobuf) -{ - int32_t op_ret = 0; - int32_t op_errno = 0; - - op_ret = ntoh32 (hdr->rsp.op_ret); - op_errno = gf_error_to_errno (ntoh32 (hdr->rsp.op_errno)); - - STACK_UNWIND (frame, op_ret, op_errno); - - return 0; -} - -/* - * client_lk_cbk - lk callback for client protocol - * @frame: call frame - * @args: argument dictionary - * - * not for external reference - */ - -int -client_lk_common_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - struct flock lock = {0,}; - gf_fop_lk_rsp_t *rsp = NULL; - int32_t op_ret = 0; - int32_t op_errno = 0; - - rsp = gf_param (hdr); - - op_ret = ntoh32 (hdr->rsp.op_ret); - op_errno = gf_error_to_errno (ntoh32 (hdr->rsp.op_errno)); - - if (op_ret >= 0) { - gf_flock_to_flock (&rsp->flock, &lock); - } - - STACK_UNWIND (frame, op_ret, op_errno, &lock); - return 0; -} - -/* - * client_gf_file_lk_cbk - gf_file_lk callback for client protocol - * @frame: call frame - * @args: argument dictionary - * - * not for external reference - */ - -int -client_inodelk_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - gf_fop_inodelk_rsp_t *rsp = NULL; - int32_t op_ret = 0; - int32_t op_errno = 0; - - rsp = gf_param (hdr); - - op_ret = ntoh32 (hdr->rsp.op_ret); - op_errno = gf_error_to_errno (ntoh32 (hdr->rsp.op_errno)); - - STACK_UNWIND (frame, op_ret, op_errno); - return 0; -} - - -int -client_finodelk_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - gf_fop_finodelk_rsp_t *rsp = NULL; - int32_t op_ret = 0; - int32_t op_errno = 0; - - rsp = gf_param (hdr); - - op_ret = ntoh32 (hdr->rsp.op_ret); - op_errno = gf_error_to_errno (ntoh32 (hdr->rsp.op_errno)); - - STACK_UNWIND (frame, op_ret, op_errno); - return 0; -} - -/* - * client_entrylk_cbk - entrylk callback for client protocol - * @frame: call frame - * @args: argument dictionary - * - * not for external reference - */ - -int -client_entrylk_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - gf_fop_entrylk_rsp_t *rsp = NULL; - int32_t op_ret = 0; - int32_t op_errno = 0; - - rsp = gf_param (hdr); - - op_ret = ntoh32 (hdr->rsp.op_ret); - op_errno = gf_error_to_errno (ntoh32 (hdr->rsp.op_errno)); - - STACK_UNWIND (frame, op_ret, op_errno); - return 0; -} - -int -client_fentrylk_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - gf_fop_fentrylk_rsp_t *rsp = NULL; - int32_t op_ret = 0; - int32_t op_errno = 0; - - rsp = gf_param (hdr); - - op_ret = ntoh32 (hdr->rsp.op_ret); - op_errno = gf_error_to_errno (ntoh32 (hdr->rsp.op_errno)); - - STACK_UNWIND (frame, op_ret, op_errno); - return 0; -} - -/** - * client_writedir_cbk - - * - * @frame: - * @args: - * - * not for external reference - */ - -int -client_setdents_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - int32_t op_ret = 0; - int32_t op_errno = 0; - - op_ret = ntoh32 (hdr->rsp.op_ret); - op_errno = gf_error_to_errno (ntoh32 (hdr->rsp.op_errno)); - - STACK_UNWIND (frame, op_ret, op_errno); - - return 0; -} - -/* - * client_stats_cbk - stats callback for client protocol - * - * @frame: call frame - * @args: argument dictionary - * - * not for external reference - */ - -int -client_stats_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - struct xlator_stats stats = {0,}; - gf_mop_stats_rsp_t *rsp = NULL; - char *buffer = NULL; - int32_t op_ret = 0; - int32_t op_errno = 0; - - rsp = gf_param (hdr); - - op_ret = ntoh32 (hdr->rsp.op_ret); - op_errno = gf_error_to_errno (ntoh32 (hdr->rsp.op_errno)); - - if (op_ret >= 0) - { - buffer = rsp->buf; - - sscanf (buffer, "%"SCNx64",%"SCNx64",%"SCNx64",%"SCNx64 - ",%"SCNx64",%"SCNx64",%"SCNx64",%"SCNx64"\n", - &stats.nr_files, &stats.disk_usage, &stats.free_disk, - &stats.total_disk_size, &stats.read_usage, - &stats.write_usage, &stats.disk_speed, - &stats.nr_clients); - } - - STACK_UNWIND (frame, op_ret, op_errno, &stats); - return 0; -} - -/* - * client_getspec - getspec function for client protocol - * @frame: call frame - * @this: client protocol xlator structure - * @flag: - * - * external reference through client_protocol_xlator->fops->getspec - */ - -int -client_getspec (call_frame_t *frame, xlator_t *this, const char *key, - int32_t flag) -{ - gf_hdr_common_t *hdr = NULL; - gf_mop_getspec_req_t *req = NULL; - size_t hdrlen = -1; - int keylen = 0; - int ret = -1; - - if (key) - keylen = STRLEN_0 (key); - - hdrlen = gf_hdr_len (req, keylen); - hdr = gf_hdr_new (req, keylen); - GF_VALIDATE_OR_GOTO (this->name, hdr, unwind); - - req = gf_param (hdr); - req->flags = hton32 (flag); - req->keylen = hton32 (keylen); - if (keylen) - strcpy (req->key, key); - - ret = protocol_client_xfer (frame, this, - CLIENT_CHANNEL (this, CHANNEL_BULK), - GF_OP_TYPE_MOP_REQUEST, GF_MOP_GETSPEC, - hdr, hdrlen, NULL, 0, NULL); - - return ret; -unwind: - if (hdr) - free (hdr); - STACK_UNWIND (frame, -1, EINVAL, NULL); - return 0; -} - -/* - * client_getspec_cbk - getspec callback for client protocol - * - * @frame: call frame - * @args: argument dictionary - * - * not for external reference - */ - -int -client_getspec_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - gf_mop_getspec_rsp_t *rsp = NULL; - char *spec_data = NULL; - int32_t op_ret = 0; - int32_t op_errno = 0; - int32_t gf_errno = 0; - - op_ret = ntoh32 (hdr->rsp.op_ret); - gf_errno = ntoh32 (hdr->rsp.op_errno); - op_errno = gf_error_to_errno (gf_errno); - rsp = gf_param (hdr); - - if (op_ret >= 0) { - spec_data = rsp->spec; - } - - STACK_UNWIND (frame, op_ret, op_errno, spec_data); - return 0; -} - - -int -client_log (call_frame_t *frame, xlator_t *this, const char *msg) -{ - gf_hdr_common_t * hdr = NULL; - gf_mop_log_req_t * req = NULL; - size_t hdrlen = -1; - int msglen = 0; - int ret = -1; - - if (msg) - msglen = STRLEN_0 (msg); - - hdrlen = gf_hdr_len (req, msglen); - hdr = gf_hdr_new (req, msglen); - - GF_VALIDATE_OR_GOTO (this->name, hdr, unwind); - - req = gf_param (hdr); - req->msglen = hton32 (msglen); - - if (msglen) - strcpy (req->msg, msg); - - ret = protocol_client_xfer (frame, this, - CLIENT_CHANNEL (this, CHANNEL_BULK), - GF_OP_TYPE_MOP_REQUEST, GF_MOP_LOG, - hdr, hdrlen, NULL, 0, NULL); - - return ret; - -unwind: - if (hdr) - free (hdr); - - STACK_UNWIND (frame, -1, EINVAL, NULL); - return 0; -} - - -int -client_log_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - gf_mop_log_rsp_t * rsp = NULL; - - int32_t op_ret = 0; - int32_t op_errno = 0; - int32_t gf_errno = 0; - - op_ret = ntoh32 (hdr->rsp.op_ret); - gf_errno = ntoh32 (hdr->rsp.op_errno); - op_errno = gf_error_to_errno (gf_errno); - - rsp = gf_param (hdr); - - STACK_UNWIND (frame, op_ret, op_errno); - - return 0; -} - - -int -client_checksum (call_frame_t *frame, xlator_t *this, loc_t *loc, int32_t flag) -{ - gf_hdr_common_t *hdr = NULL; - gf_fop_checksum_req_t *req = NULL; - size_t hdrlen = -1; - int ret = -1; - ino_t ino = 0; - uint64_t gen = 0; - - hdrlen = gf_hdr_len (req, strlen (loc->path) + 1); - hdr = gf_hdr_new (req, strlen (loc->path) + 1); - req = gf_param (hdr); - - ret = inode_ctx_get2 (loc->inode, this, &ino, &gen); - if (loc->inode->ino && ret < 0) { - gf_log (this->name, GF_LOG_DEBUG, - "CHECKSUM %"PRId64" (%s): " - "failed to get remote inode number", - loc->inode->ino, loc->path); - STACK_UNWIND (frame, -1, EINVAL, NULL, NULL); - return 0; - } - - req->ino = hton64 (ino); - req->gen = hton64 (gen); - req->flag = hton32 (flag); - strcpy (req->path, loc->path); - - ret = protocol_client_xfer (frame, this, - CLIENT_CHANNEL (this, CHANNEL_BULK), - GF_OP_TYPE_FOP_REQUEST, GF_FOP_CHECKSUM, - hdr, hdrlen, NULL, 0, NULL); - - return ret; -} - - -int -client_checksum_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - gf_fop_checksum_rsp_t *rsp = NULL; - int32_t op_ret = 0; - int32_t op_errno = 0; - int32_t gf_errno = 0; - unsigned char *fchecksum = NULL; - unsigned char *dchecksum = NULL; - - rsp = gf_param (hdr); - - op_ret = ntoh32 (hdr->rsp.op_ret); - gf_errno = ntoh32 (hdr->rsp.op_errno); - op_errno = gf_error_to_errno (gf_errno); - - if (op_ret >= 0) { - fchecksum = rsp->fchecksum; - dchecksum = rsp->dchecksum + NAME_MAX; - } - - STACK_UNWIND (frame, op_ret, op_errno, fchecksum, dchecksum); - return 0; -} - - -int -client_rchecksum (call_frame_t *frame, xlator_t *this, fd_t *fd, off_t offset, - int32_t len) -{ - gf_hdr_common_t *hdr = NULL; - gf_fop_rchecksum_req_t *req = NULL; - size_t hdrlen = -1; - int ret = -1; - - int64_t remote_fd = -1; - client_fd_ctx_t *fdctx = NULL; - client_conf_t *conf = NULL; - - hdrlen = gf_hdr_len (req, 0); - hdr = gf_hdr_new (req, 0); - req = gf_param (hdr); - - conf = this->private; - - pthread_mutex_lock (&conf->mutex); - { - fdctx = this_fd_get_ctx (fd, this); - } - pthread_mutex_unlock (&conf->mutex); - - if (fdctx == NULL) { - gf_log (this->name, GF_LOG_TRACE, - "(%"PRId64"): failed to get fd ctx. EBADFD", - fd->inode->ino); - STACK_UNWIND (frame, -1, EBADFD, 0, NULL); - return 0; - } - - if (fdctx->remote_fd == -1) { - gf_log (this->name, GF_LOG_TRACE, - "(%"PRId64"): failed to get fd ctx. EBADFD", - fd->inode->ino); - STACK_UNWIND (frame, -1, EBADFD, 0, NULL); - return 0; - } - - remote_fd = fdctx->remote_fd; - - req->fd = hton64 (remote_fd); - req->offset = hton64 (offset); - req->len = hton32 (len); - - ret = protocol_client_xfer (frame, this, - CLIENT_CHANNEL (this, CHANNEL_BULK), - GF_OP_TYPE_FOP_REQUEST, GF_FOP_RCHECKSUM, - hdr, hdrlen, NULL, 0, NULL); - - return ret; -} - - -int -client_rchecksum_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - gf_fop_rchecksum_rsp_t *rsp = NULL; - - int32_t op_ret = 0; - int32_t op_errno = 0; - int32_t gf_errno = 0; - uint32_t weak_checksum = 0; - unsigned char *strong_checksum = NULL; - - rsp = gf_param (hdr); - - op_ret = ntoh32 (hdr->rsp.op_ret); - gf_errno = ntoh32 (hdr->rsp.op_errno); - op_errno = gf_error_to_errno (gf_errno); - - if (op_ret >= 0) { - weak_checksum = rsp->weak_checksum; - strong_checksum = rsp->strong_checksum; - } - - STACK_UNWIND (frame, op_ret, op_errno, weak_checksum, strong_checksum); - - return 0; -} - - -/* - * client_setspec_cbk - setspec callback for client protocol - * @frame: call frame - * @args: argument dictionary - * - * not for external reference - */ - -int -client_setspec_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - int32_t op_ret = 0; - int32_t op_errno = 0; - - op_ret = ntoh32 (hdr->rsp.op_ret); - op_errno = gf_error_to_errno (ntoh32 (hdr->rsp.op_errno)); - - STACK_UNWIND (frame, op_ret, op_errno); - - return 0; -} - - - -int -protocol_client_reopendir_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, - size_t hdrlen, struct iobuf *iobuf) -{ - int32_t op_ret = -1; - int32_t op_errno = ENOTCONN; - int64_t remote_fd = -1; - gf_fop_open_rsp_t *rsp = NULL; - client_local_t *local = NULL; - client_conf_t *conf = NULL; - client_fd_ctx_t *fdctx = NULL; - - - local = frame->local; frame->local = NULL; - conf = frame->this->private; - fdctx = local->fdctx; - - rsp = gf_param (hdr); - - op_ret = ntoh32 (hdr->rsp.op_ret); - op_errno = ntoh32 (hdr->rsp.op_errno); - - if (op_ret >= 0) - remote_fd = ntoh64 (rsp->fd); - - gf_log (frame->this->name, GF_LOG_DEBUG, - "reopendir on %s returned %d (%"PRId64")", - local->loc.path, op_ret, remote_fd); - - pthread_mutex_lock (&conf->mutex); - { - fdctx->remote_fd = remote_fd; - - if (!fdctx->released) { - list_add_tail (&fdctx->sfd_pos, &conf->saved_fds); - fdctx = NULL; - } - } - pthread_mutex_unlock (&conf->mutex); - - if (fdctx) - client_fdctx_destroy (frame->this, fdctx); - - STACK_DESTROY (frame->root); - - client_local_wipe (local); - - return 0; -} - - - -int -protocol_client_reopendir (xlator_t *this, client_fd_ctx_t *fdctx) -{ - int ret = -1; - gf_hdr_common_t *hdr = NULL; - size_t hdrlen = 0; - gf_fop_opendir_req_t *req = NULL; - size_t pathlen = 0; - client_local_t *local = NULL; - inode_t *inode = NULL; - char *path = NULL; - call_frame_t *frame = NULL; - - inode = fdctx->inode; - - ret = inode_path (inode, NULL, &path); - if (ret < 0) { - goto out; - } - - local = calloc (1, sizeof (*local)); - if (!local) { - goto out; - } - - local->fdctx = fdctx; - local->op = protocol_client_reopendir_cbk; - local->loc.path = path; path = NULL; - - frame = create_frame (this, this->ctx->pool); - if (!frame) { - goto out; - } - - pathlen = STRLEN_0 (local->loc.path); - - hdrlen = gf_hdr_len (req, pathlen); - hdr = gf_hdr_new (req, pathlen); - - req = gf_param (hdr); - - req->ino = hton64 (fdctx->ino); - req->gen = hton64 (fdctx->gen); - - strcpy (req->path, local->loc.path); - - gf_log (frame->this->name, GF_LOG_DEBUG, - "attempting reopendir on %s", local->loc.path); - - frame->local = local; local = NULL; - - ret = protocol_client_xfer (frame, this, - CLIENT_CHANNEL (this, CHANNEL_LOWLAT), - GF_OP_TYPE_FOP_REQUEST, GF_FOP_OPENDIR, - hdr, hdrlen, NULL, 0, NULL); - - return ret; - -out: - if (frame) - STACK_DESTROY (frame->root); - - if (local) - client_local_wipe (local); - - if (path) - FREE (path); - - return 0; -} - - -int -protocol_client_reopen_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, - size_t hdrlen, struct iobuf *iobuf) -{ - int32_t op_ret = -1; - int32_t op_errno = ENOTCONN; - int64_t remote_fd = -1; - gf_fop_open_rsp_t *rsp = NULL; - client_local_t *local = NULL; - client_conf_t *conf = NULL; - client_fd_ctx_t *fdctx = NULL; - - - local = frame->local; frame->local = NULL; - conf = frame->this->private; - fdctx = local->fdctx; - - rsp = gf_param (hdr); - - op_ret = ntoh32 (hdr->rsp.op_ret); - op_errno = ntoh32 (hdr->rsp.op_errno); - - if (op_ret >= 0) - remote_fd = ntoh64 (rsp->fd); - - gf_log (frame->this->name, GF_LOG_DEBUG, - "reopen on %s returned %d (%"PRId64")", - local->loc.path, op_ret, remote_fd); - - pthread_mutex_lock (&conf->mutex); - { - fdctx->remote_fd = remote_fd; - - if (!fdctx->released) { - list_add_tail (&fdctx->sfd_pos, &conf->saved_fds); - fdctx = NULL; - } - } - pthread_mutex_unlock (&conf->mutex); - - if (fdctx) - client_fdctx_destroy (frame->this, fdctx); - - STACK_DESTROY (frame->root); - - client_local_wipe (local); - - return 0; -} - - -int -protocol_client_reopen (xlator_t *this, client_fd_ctx_t *fdctx) -{ - int ret = -1; - gf_hdr_common_t *hdr = NULL; - size_t hdrlen = 0; - gf_fop_open_req_t *req = NULL; - size_t pathlen = 0; - client_local_t *local = NULL; - inode_t *inode = NULL; - char *path = NULL; - call_frame_t *frame = NULL; - - inode = fdctx->inode; - - ret = inode_path (inode, NULL, &path); - if (ret < 0) { - goto out; - } - - local = calloc (1, sizeof (*local)); - if (!local) { - goto out; - } - - local->fdctx = fdctx; - local->op = protocol_client_reopen_cbk; - local->loc.path = path; path = NULL; - - frame = create_frame (this, this->ctx->pool); - if (!frame) { - goto out; - } - - pathlen = STRLEN_0 (local->loc.path); - - hdrlen = gf_hdr_len (req, pathlen); - hdr = gf_hdr_new (req, pathlen); - - req = gf_param (hdr); - - req->ino = hton64 (fdctx->ino); - req->gen = hton64 (fdctx->gen); - req->flags = hton32 (gf_flags_from_flags (fdctx->flags)); - req->wbflags = hton32 (fdctx->wbflags); - strcpy (req->path, local->loc.path); - - gf_log (frame->this->name, GF_LOG_DEBUG, - "attempting reopen on %s", local->loc.path); - - frame->local = local; local = NULL; - - ret = protocol_client_xfer (frame, this, - CLIENT_CHANNEL (this, CHANNEL_LOWLAT), - GF_OP_TYPE_FOP_REQUEST, GF_FOP_OPEN, - hdr, hdrlen, NULL, 0, NULL); - - return ret; - -out: - if (frame) - STACK_DESTROY (frame->root); - - if (local) - client_local_wipe (local); - - if (path) - FREE (path); - - return 0; - -} - - -int -protocol_client_post_handshake (call_frame_t *frame, xlator_t *this) -{ - client_conf_t *conf = NULL; - client_fd_ctx_t *tmp = NULL; - client_fd_ctx_t *fdctx = NULL; - xlator_list_t *parent = NULL; - struct list_head reopen_head; - - conf = this->private; - INIT_LIST_HEAD (&reopen_head); - - pthread_mutex_lock (&conf->mutex); - { - list_for_each_entry_safe (fdctx, tmp, &conf->saved_fds, - sfd_pos) { - if (fdctx->remote_fd != -1) - continue; - - list_del (&fdctx->sfd_pos); - list_add_tail (&fdctx->sfd_pos, &reopen_head); - } - } - pthread_mutex_unlock (&conf->mutex); - - list_for_each_entry_safe (fdctx, tmp, &reopen_head, sfd_pos) { - list_del_init (&fdctx->sfd_pos); - - if (fdctx->is_dir) - protocol_client_reopendir (this, fdctx); - else - protocol_client_reopen (this, fdctx); - } - - parent = this->parents; - - while (parent) { - xlator_notify (parent->xlator, GF_EVENT_CHILD_UP, - this); - parent = parent->next; - } - - return 0; -} - -/* - * client_setvolume_cbk - setvolume callback for client protocol - * @frame: call frame - * @args: argument dictionary - * - * not for external reference - */ - -int -client_setvolume_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - client_conf_t *conf = NULL; - gf_mop_setvolume_rsp_t *rsp = NULL; - client_connection_t *conn = NULL; - glusterfs_ctx_t *ctx = NULL; - xlator_t *this = NULL; - xlator_list_t *parent = NULL; - transport_t *trans = NULL; - dict_t *reply = NULL; - char *remote_subvol = NULL; - char *remote_error = NULL; - char *process_uuid = NULL; - int32_t ret = -1; - int32_t op_ret = -1; - int32_t op_errno = EINVAL; - int32_t dict_len = 0; - transport_t *peer_trans = NULL; - uint64_t peer_trans_int = 0; - - trans = frame->local; frame->local = NULL; - this = frame->this; - conn = trans->xl_private; - conf = this->private; - - rsp = gf_param (hdr); - - op_ret = ntoh32 (hdr->rsp.op_ret); - op_errno = gf_error_to_errno (ntoh32 (hdr->rsp.op_errno)); - - if (op_ret < 0) { - gf_log (this->name, GF_LOG_DEBUG, - "setvolume failed (%s)", - strerror (op_errno)); - goto out; - } - - reply = dict_new (); - GF_VALIDATE_OR_GOTO (this->name, reply, out); - - dict_len = ntoh32 (rsp->dict_len); - ret = dict_unserialize (rsp->buf, dict_len, &reply); - if (ret < 0) { - gf_log (frame->this->name, GF_LOG_DEBUG, - "failed to unserialize buffer(%p) to dictionary", - rsp->buf); - goto out; - } - - ret = dict_get_str (reply, "ERROR", &remote_error); - if (ret < 0) { - gf_log (this->name, GF_LOG_DEBUG, - "failed to get ERROR string from reply dictionary"); - } - - ret = dict_get_str (reply, "process-uuid", &process_uuid); - if (ret < 0) { - gf_log (this->name, GF_LOG_DEBUG, - "failed to get 'process-uuid' from reply dictionary"); - } - - if (op_ret < 0) { - gf_log (trans->xl->name, GF_LOG_ERROR, - "SETVOLUME on remote-host failed: %s", - remote_error ? remote_error : strerror (op_errno)); - errno = op_errno; - if (op_errno == ESTALE) { - parent = trans->xl->parents; - while (parent) { - xlator_notify (parent->xlator, - GF_EVENT_VOLFILE_MODIFIED, - trans->xl); - parent = parent->next; - } - } - - } else { - ret = dict_get_str (this->options, "remote-subvolume", - &remote_subvol); - if (!remote_subvol) - goto out; - - ctx = this->ctx; - - if (process_uuid && !strcmp (ctx->process_uuid,process_uuid)) { - ret = dict_get_uint64 (reply, "transport-ptr", - &peer_trans_int); - - peer_trans = (void *) (long) (peer_trans_int); - - gf_log (this->name, GF_LOG_WARNING, - "attaching to the local volume '%s'", - remote_subvol); - - transport_setpeer (trans, peer_trans); - - } - - gf_log (trans->xl->name, GF_LOG_NORMAL, - "Connected to %s, attached " - "to remote volume '%s'.", - trans->peerinfo.identifier, remote_subvol); - - pthread_mutex_lock (&(conn->lock)); - { - conn->connected = 1; - } - pthread_mutex_unlock (&(conn->lock)); - - protocol_client_post_handshake (frame, frame->this); - } - - conf->connecting = 0; -out: - - if (-1 == op_ret) { - /* Let the connection/re-connection happen in - * background, for now, don't hang here, - * tell the parents that i am all ok.. - */ - parent = trans->xl->parents; - while (parent) { - xlator_notify (parent->xlator, - GF_EVENT_CHILD_CONNECTING, trans->xl); - parent = parent->next; - } - conf->connecting= 1; - } - - STACK_DESTROY (frame->root); - - if (reply) - dict_unref (reply); - - return op_ret; -} - -/* - * client_enosys_cbk - - * @frame: call frame - * - * not for external reference - */ - -int -client_enosys_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - STACK_DESTROY (frame->root); - return 0; -} - - -void -client_protocol_reconnect (void *trans_ptr) -{ - transport_t *trans = NULL; - client_connection_t *conn = NULL; - struct timeval tv = {0, 0}; - int32_t ret = 0; - - trans = trans_ptr; - conn = trans->xl_private; - pthread_mutex_lock (&conn->lock); - { - if (conn->reconnect) - gf_timer_call_cancel (trans->xl->ctx, - conn->reconnect); - conn->reconnect = 0; - - if (conn->connected == 0) { - tv.tv_sec = 10; - - gf_log (trans->xl->name, GF_LOG_TRACE, - "attempting reconnect"); - ret = transport_connect (trans); - - conn->reconnect = - gf_timer_call_after (trans->xl->ctx, tv, - client_protocol_reconnect, - trans); - } else { - gf_log (trans->xl->name, GF_LOG_TRACE, - "breaking reconnect chain"); - } - } - pthread_mutex_unlock (&conn->lock); - - if (ret == -1 && errno != EINPROGRESS) { - default_notify (trans->xl, GF_EVENT_CHILD_DOWN, NULL); - } -} - -int -protocol_client_mark_fd_bad (xlator_t *this) -{ - client_conf_t *conf = NULL; - client_fd_ctx_t *tmp = NULL; - client_fd_ctx_t *fdctx = NULL; - - conf = this->private; - - pthread_mutex_lock (&conf->mutex); - { - list_for_each_entry_safe (fdctx, tmp, &conf->saved_fds, - sfd_pos) { - fdctx->remote_fd = -1; - } - } - pthread_mutex_unlock (&conf->mutex); - - return 0; -} - -/* - * client_protocol_cleanup - cleanup function - * @trans: transport object - * - */ - -int -protocol_client_cleanup (transport_t *trans) -{ - client_connection_t *conn = NULL; - struct saved_frames *saved_frames = NULL; - - conn = trans->xl_private; - - gf_log (trans->xl->name, GF_LOG_TRACE, - "cleaning up state in transport object %p", trans); - - pthread_mutex_lock (&conn->lock); - { - saved_frames = conn->saved_frames; - conn->saved_frames = saved_frames_new (); - - /* bailout logic cleanup */ - if (conn->timer) { - gf_timer_call_cancel (trans->xl->ctx, conn->timer); - conn->timer = NULL; - } - - if (conn->reconnect == NULL) { - /* :O This part is empty.. any thing missing? */ - } - } - pthread_mutex_unlock (&conn->lock); - - saved_frames_destroy (trans->xl, saved_frames, - gf_fops, gf_mops, gf_cbks); - - return 0; -} - - -/* cbk callbacks */ -int -client_releasedir_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, - size_t hdrlen, struct iobuf *iobuf) -{ - STACK_DESTROY (frame->root); - return 0; -} - - -int -client_release_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - STACK_DESTROY (frame->root); - return 0; -} - - -int -client_forget_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - gf_log ("", GF_LOG_CRITICAL, "fop not implemented"); - return 0; -} - - -static gf_op_t gf_fops[] = { - [GF_FOP_STAT] = client_stat_cbk, - [GF_FOP_READLINK] = client_readlink_cbk, - [GF_FOP_MKNOD] = client_mknod_cbk, - [GF_FOP_MKDIR] = client_mkdir_cbk, - [GF_FOP_UNLINK] = client_unlink_cbk, - [GF_FOP_RMDIR] = client_rmdir_cbk, - [GF_FOP_SYMLINK] = client_symlink_cbk, - [GF_FOP_RENAME] = client_rename_cbk, - [GF_FOP_LINK] = client_link_cbk, - [GF_FOP_TRUNCATE] = client_truncate_cbk, - [GF_FOP_OPEN] = client_open_cbk, - [GF_FOP_READ] = client_readv_cbk, - [GF_FOP_WRITE] = client_write_cbk, - [GF_FOP_STATFS] = client_statfs_cbk, - [GF_FOP_FLUSH] = client_flush_cbk, - [GF_FOP_FSYNC] = client_fsync_cbk, - [GF_FOP_SETXATTR] = client_setxattr_cbk, - [GF_FOP_GETXATTR] = client_getxattr_cbk, - [GF_FOP_REMOVEXATTR] = client_removexattr_cbk, - [GF_FOP_OPENDIR] = client_opendir_cbk, - [GF_FOP_GETDENTS] = client_getdents_cbk, - [GF_FOP_FSYNCDIR] = client_fsyncdir_cbk, - [GF_FOP_ACCESS] = client_access_cbk, - [GF_FOP_CREATE] = client_create_cbk, - [GF_FOP_FTRUNCATE] = client_ftruncate_cbk, - [GF_FOP_FSTAT] = client_fstat_cbk, - [GF_FOP_LK] = client_lk_common_cbk, - [GF_FOP_LOOKUP] = client_lookup_cbk, - [GF_FOP_SETDENTS] = client_setdents_cbk, - [GF_FOP_READDIR] = client_readdir_cbk, - [GF_FOP_READDIRP] = client_readdirp_cbk, - [GF_FOP_INODELK] = client_inodelk_cbk, - [GF_FOP_FINODELK] = client_finodelk_cbk, - [GF_FOP_ENTRYLK] = client_entrylk_cbk, - [GF_FOP_FENTRYLK] = client_fentrylk_cbk, - [GF_FOP_CHECKSUM] = client_checksum_cbk, - [GF_FOP_RCHECKSUM] = client_rchecksum_cbk, - [GF_FOP_XATTROP] = client_xattrop_cbk, - [GF_FOP_FXATTROP] = client_fxattrop_cbk, - [GF_FOP_SETATTR] = client_setattr_cbk, - [GF_FOP_FSETATTR] = client_fsetattr_cbk -}; - -static gf_op_t gf_mops[] = { - [GF_MOP_SETVOLUME] = client_setvolume_cbk, - [GF_MOP_GETVOLUME] = client_enosys_cbk, - [GF_MOP_STATS] = client_stats_cbk, - [GF_MOP_SETSPEC] = client_setspec_cbk, - [GF_MOP_GETSPEC] = client_getspec_cbk, - [GF_MOP_PING] = client_ping_cbk, - [GF_MOP_LOG] = client_log_cbk -}; - -static gf_op_t gf_cbks[] = { - [GF_CBK_FORGET] = client_forget_cbk, - [GF_CBK_RELEASE] = client_release_cbk, - [GF_CBK_RELEASEDIR] = client_releasedir_cbk -}; - -/* - * client_protocol_interpret - protocol interpreter - * @trans: transport object - * @blk: data block - * - */ -int -protocol_client_interpret (xlator_t *this, transport_t *trans, - char *hdr_p, size_t hdrlen, struct iobuf *iobuf) -{ - int ret = -1; - call_frame_t *frame = NULL; - gf_hdr_common_t *hdr = NULL; - uint64_t callid = 0; - int type = -1; - int op = -1; - client_connection_t *conn = NULL; - - conn = trans->xl_private; - - hdr = (gf_hdr_common_t *)hdr_p; - - type = ntoh32 (hdr->type); - op = ntoh32 (hdr->op); - callid = ntoh64 (hdr->callid); - - frame = lookup_frame (trans, op, type, callid); - if (frame == NULL) { - gf_log (this->name, GF_LOG_WARNING, - "no frame for callid=%"PRId64" type=%d op=%d", - callid, type, op); - return 0; - } - - switch (type) { - case GF_OP_TYPE_FOP_REPLY: - if ((op > GF_FOP_MAXVALUE) || - (op < 0)) { - gf_log (trans->xl->name, GF_LOG_WARNING, - "invalid fop '%d'", op); - } else { - ret = gf_fops[op] (frame, hdr, hdrlen, iobuf); - } - break; - case GF_OP_TYPE_MOP_REPLY: - if ((op > GF_MOP_MAXVALUE) || - (op < 0)) { - gf_log (trans->xl->name, GF_LOG_WARNING, - "invalid fop '%d'", op); - } else { - ret = gf_mops[op] (frame, hdr, hdrlen, iobuf); - } - break; - case GF_OP_TYPE_CBK_REPLY: - if ((op > GF_CBK_MAXVALUE) || - (op < 0)) { - gf_log (trans->xl->name, GF_LOG_WARNING, - "invalid cbk '%d'", op); - } else { - ret = gf_cbks[op] (frame, hdr, hdrlen, iobuf); - } - break; - default: - gf_log (trans->xl->name, GF_LOG_DEBUG, - "invalid packet type: %d", type); - break; - } - - return ret; -} - -/* - * init - initiliazation function. called during loading of client protocol - * @this: - * - */ - -int -init (xlator_t *this) -{ - transport_t *trans = NULL; - client_conf_t *conf = NULL; - client_connection_t *conn = NULL; - int32_t frame_timeout = 0; - int32_t ping_timeout = 0; - data_t *remote_subvolume = NULL; - int32_t ret = -1; - int i = 0; - - if (this->children) { - gf_log (this->name, GF_LOG_ERROR, - "FATAL: client protocol translator cannot have any " - "subvolumes"); - goto out; - } - - if (!this->parents) { - gf_log (this->name, GF_LOG_WARNING, - "Volume is dangling. "); - } - - remote_subvolume = dict_get (this->options, "remote-subvolume"); - if (remote_subvolume == NULL) { - gf_log (this->name, GF_LOG_ERROR, - "Option 'remote-subvolume' is not specified."); - goto out; - } - - ret = dict_get_int32 (this->options, "frame-timeout", - &frame_timeout); - if (ret >= 0) { - gf_log (this->name, GF_LOG_DEBUG, - "setting frame-timeout to %d", frame_timeout); - } else { - gf_log (this->name, GF_LOG_DEBUG, - "defaulting frame-timeout to 30mins"); - frame_timeout = 1800; - } - - ret = dict_get_int32 (this->options, "ping-timeout", - &ping_timeout); - if (ret >= 0) { - gf_log (this->name, GF_LOG_DEBUG, - "setting ping-timeout to %d", ping_timeout); - } else { - gf_log (this->name, GF_LOG_DEBUG, - "defaulting ping-timeout to 42"); - ping_timeout = GF_UNIVERSAL_ANSWER; - } - - conf = CALLOC (1, sizeof (client_conf_t)); - - pthread_mutex_init (&conf->mutex, NULL); - INIT_LIST_HEAD (&conf->saved_fds); - - this->private = conf; - - for (i = 0; i < CHANNEL_MAX; i++) { - if (CHANNEL_LOWLAT == i) { - dict_set (this->options, "transport.socket.lowlat", - data_from_dynstr (strdup ("true"))); - } - trans = transport_load (this->options, this); - if (trans == NULL) { - gf_log (this->name, GF_LOG_DEBUG, - "Failed to load transport"); - ret = -1; - goto out; - } - - conn = CALLOC (1, sizeof (*conn)); - - conn->saved_frames = saved_frames_new (); - - conn->callid = 1; - - conn->frame_timeout = frame_timeout; - conn->ping_timeout = ping_timeout; - - pthread_mutex_init (&conn->lock, NULL); - - trans->xl_private = conn; - conf->transport[i] = transport_ref (trans); - } - -#ifndef GF_DARWIN_HOST_OS - { - struct rlimit lim; - - lim.rlim_cur = 1048576; - lim.rlim_max = 1048576; - - ret = setrlimit (RLIMIT_NOFILE, &lim); - if (ret == -1) { - gf_log (this->name, GF_LOG_WARNING, - "WARNING: Failed to set 'ulimit -n 1M': %s", - strerror(errno)); - lim.rlim_cur = 65536; - lim.rlim_max = 65536; - - ret = setrlimit (RLIMIT_NOFILE, &lim); - if (ret == -1) { - gf_log (this->name, GF_LOG_DEBUG, - "Failed to set max open fd to 64k: %s", - strerror(errno)); - } else { - gf_log (this->name, GF_LOG_DEBUG, - "max open fd set to 64k"); - } - - } - } -#endif - ret = 0; -out: - return ret; -} - -/* - * fini - finish function called during unloading of client protocol - * @this: - * - */ -void -fini (xlator_t *this) -{ - /* TODO: Check if its enough.. how to call transport's fini () */ - client_conf_t *conf = NULL; - - conf = this->private; - this->private = NULL; - - if (conf) { - FREE (conf); - } - return; -} - - -int -protocol_client_handshake (xlator_t *this, transport_t *trans) -{ - gf_hdr_common_t *hdr = NULL; - gf_mop_setvolume_req_t *req = NULL; - dict_t *options = NULL; - int32_t ret = -1; - int hdrlen = 0; - int dict_len = 0; - call_frame_t *fr = NULL; - char *process_uuid_xl; - - options = this->options; - ret = dict_set_str (options, "protocol-version", GF_PROTOCOL_VERSION); - if (ret < 0) { - gf_log (this->name, GF_LOG_DEBUG, - "failed to set protocol version(%s) in handshake msg", - GF_PROTOCOL_VERSION); - } - - ret = asprintf (&process_uuid_xl, "%s-%s", this->ctx->process_uuid, - this->name); - if (-1 == ret) { - gf_log (this->name, GF_LOG_ERROR, - "asprintf failed while setting process_uuid"); - goto fail; - } - ret = dict_set_dynstr (options, "process-uuid", - process_uuid_xl); - if (ret < 0) { - gf_log (this->name, GF_LOG_DEBUG, - "failed to set process-uuid(%s) in handshake msg", - process_uuid_xl); - } - - if (this->ctx->cmd_args.volfile_server) { - if (this->ctx->cmd_args.volfile_id) - ret = dict_set_str (options, "volfile-key", - this->ctx->cmd_args.volfile_id); - ret = dict_set_uint32 (options, "volfile-checksum", - this->ctx->volfile_checksum); - } - - dict_len = dict_serialized_length (options); - if (dict_len < 0) { - gf_log (this->name, GF_LOG_DEBUG, - "failed to get serialized length of dict(%p)", - options); - ret = dict_len; - goto fail; - } - - hdrlen = gf_hdr_len (req, dict_len); - hdr = gf_hdr_new (req, dict_len); - GF_VALIDATE_OR_GOTO (this->name, hdr, fail); - - req = gf_param (hdr); - - ret = dict_serialize (options, req->buf); - if (ret < 0) { - gf_log (this->name, GF_LOG_DEBUG, - "failed to serialize dictionary(%p)", - options); - goto fail; - } - - req->dict_len = hton32 (dict_len); - fr = create_frame (this, this->ctx->pool); - GF_VALIDATE_OR_GOTO (this->name, fr, fail); - - fr->local = trans; - ret = protocol_client_xfer (fr, this, trans, - GF_OP_TYPE_MOP_REQUEST, GF_MOP_SETVOLUME, - hdr, hdrlen, NULL, 0, NULL); - return ret; -fail: - if (hdr) - free (hdr); - return ret; -} - - -int -protocol_client_pollout (xlator_t *this, transport_t *trans) -{ - client_conf_t *conf = NULL; - - conf = trans->xl->private; - - pthread_mutex_lock (&conf->mutex); - { - gettimeofday (&conf->last_sent, NULL); - } - pthread_mutex_unlock (&conf->mutex); - - return 0; -} - - -int -protocol_client_pollin (xlator_t *this, transport_t *trans) -{ - client_conf_t *conf = NULL; - int ret = -1; - struct iobuf *iobuf = NULL; - char *hdr = NULL; - size_t hdrlen = 0; - - conf = trans->xl->private; - - pthread_mutex_lock (&conf->mutex); - { - gettimeofday (&conf->last_received, NULL); - } - pthread_mutex_unlock (&conf->mutex); - - ret = transport_receive (trans, &hdr, &hdrlen, &iobuf); - - if (ret == 0) - { - ret = protocol_client_interpret (this, trans, hdr, hdrlen, - iobuf); - } - - /* TODO: use mem-pool */ - FREE (hdr); - - return ret; -} - -int -client_priv_dump (xlator_t *this) -{ - client_conf_t *conf = NULL; - int ret = -1; - client_fd_ctx_t *tmp = NULL; - int i = 0; - char key[GF_DUMP_MAX_BUF_LEN]; - char key_prefix[GF_DUMP_MAX_BUF_LEN]; - - if (!this) - return -1; - - conf = this->private; - if (!conf) { - gf_log (this->name, GF_LOG_WARNING, - "conf null in xlator"); - return -1; - } - - ret = pthread_mutex_trylock(&conf->mutex); - if (ret) { - gf_log("", GF_LOG_WARNING, "Unable to lock client %s" - " errno: %d", this->name, errno); - return -1; - } - - gf_proc_dump_build_key(key_prefix, "xlator.protocol.client", - "%s.priv", this->name); - - gf_proc_dump_add_section(key_prefix); - - list_for_each_entry(tmp, &conf->saved_fds, sfd_pos) { - gf_proc_dump_build_key(key, key_prefix, - "fd.%d.remote_fd", ++i); - gf_proc_dump_write(key, "%d", tmp->remote_fd); - } - - gf_proc_dump_build_key(key, key_prefix, "connecting"); - gf_proc_dump_write(key, "%d", conf->connecting); - gf_proc_dump_build_key(key, key_prefix, "last_sent"); - gf_proc_dump_write(key, "%s", ctime(&conf->last_sent.tv_sec)); - gf_proc_dump_build_key(key, key_prefix, "last_received"); - gf_proc_dump_write(key, "%s", ctime(&conf->last_received.tv_sec)); - - pthread_mutex_unlock(&conf->mutex); - - return 0; - -} - -int32_t -client_inodectx_dump (xlator_t *this, inode_t *inode) -{ - ino_t par = 0; - int ret = -1; - char key[GF_DUMP_MAX_BUF_LEN]; - - if (!inode) - return -1; - - if (!this) - return -1; - - ret = inode_ctx_get (inode, this, &par); - - if (ret != 0) - return ret; - - gf_proc_dump_build_key(key, "xlator.protocol.client", - "%s.inode.%ld.par", - this->name,inode->ino); - gf_proc_dump_write(key, "%ld", par); - - return 0; -} - -/* - * client_protocol_notify - notify function for client protocol - * @this: - * @trans: transport object - * @event - * - */ - -int -notify (xlator_t *this, int32_t event, void *data, ...) -{ - int i = 0; - int ret = -1; - int child_down = 1; - int was_not_down = 0; - transport_t *trans = NULL; - client_connection_t *conn = NULL; - client_conf_t *conf = NULL; - xlator_list_t *parent = NULL; - - conf = this->private; - trans = data; - - switch (event) { - case GF_EVENT_POLLOUT: - { - ret = protocol_client_pollout (this, trans); - - break; - } - case GF_EVENT_POLLIN: - { - ret = protocol_client_pollin (this, trans); - - break; - } - /* no break for ret check to happen below */ - case GF_EVENT_POLLERR: - { - ret = -1; - protocol_client_cleanup (trans); - - if (conf->connecting == 0) { - /* Let the connection/re-connection happen in - * background, for now, don't hang here, - * tell the parents that i am all ok.. - */ - parent = trans->xl->parents; - while (parent) { - parent->xlator->notify (parent->xlator, - GF_EVENT_CHILD_CONNECTING, - trans->xl); - parent = parent->next; - } - conf->connecting = 1; - } - - was_not_down = 0; - for (i = 0; i < CHANNEL_MAX; i++) { - conn = conf->transport[i]->xl_private; - if (conn->connected == 1) - was_not_down = 1; - } - - conn = trans->xl_private; - if (conn->connected) { - conn->connected = 0; - if (conn->reconnect == 0) - client_protocol_reconnect (trans); - } - - child_down = 1; - for (i = 0; i < CHANNEL_MAX; i++) { - trans = conf->transport[i]; - conn = trans->xl_private; - if (conn->connected == 1) - child_down = 0; - } - - if (child_down && was_not_down) { - gf_log (this->name, GF_LOG_INFO, "disconnected"); - - protocol_client_mark_fd_bad (this); - - parent = this->parents; - while (parent) { - xlator_notify (parent->xlator, - GF_EVENT_CHILD_DOWN, this); - parent = parent->next; - } - } - } - break; - - case GF_EVENT_PARENT_UP: - { - client_conf_t *conf = NULL; - int i = 0; - transport_t *trans = NULL; - - conf = this->private; - for (i = 0; i < CHANNEL_MAX; i++) { - trans = conf->transport[i]; - if (!trans) { - gf_log (this->name, GF_LOG_DEBUG, - "transport init failed"); - return -1; - } - - conn = trans->xl_private; - - gf_log (this->name, GF_LOG_DEBUG, - "got GF_EVENT_PARENT_UP, attempting connect " - "on transport"); - - client_protocol_reconnect (trans); - } - } - break; - - case GF_EVENT_CHILD_UP: - { - char *handshake = NULL; - - ret = dict_get_str (this->options, "disable-handshake", - &handshake); - gf_log (this->name, GF_LOG_DEBUG, - "got GF_EVENT_CHILD_UP"); - if ((ret < 0) || - (strcasecmp (handshake, "on"))) { - ret = protocol_client_handshake (this, trans); - } else { - conn = trans->xl_private; - conn->connected = 1; - ret = default_notify (this, event, trans); - } - - if (ret) - transport_disconnect (trans); - - } - break; - - default: - gf_log (this->name, GF_LOG_DEBUG, - "got %d, calling default_notify ()", event); - - default_notify (this, event, data); - break; - } - - return ret; -} - - -struct xlator_fops fops = { - .stat = client_stat, - .readlink = client_readlink, - .mknod = client_mknod, - .mkdir = client_mkdir, - .unlink = client_unlink, - .rmdir = client_rmdir, - .symlink = client_symlink, - .rename = client_rename, - .link = client_link, - .truncate = client_truncate, - .open = client_open, - .readv = client_readv, - .writev = client_writev, - .statfs = client_statfs, - .flush = client_flush, - .fsync = client_fsync, - .setxattr = client_setxattr, - .getxattr = client_getxattr, - .fsetxattr = client_fsetxattr, - .fgetxattr = client_fgetxattr, - .removexattr = client_removexattr, - .opendir = client_opendir, - .readdir = client_readdir, - .readdirp = client_readdirp, - .fsyncdir = client_fsyncdir, - .access = client_access, - .ftruncate = client_ftruncate, - .fstat = client_fstat, - .create = client_create, - .lk = client_lk, - .inodelk = client_inodelk, - .finodelk = client_finodelk, - .entrylk = client_entrylk, - .fentrylk = client_fentrylk, - .lookup = client_lookup, - .setdents = client_setdents, - .getdents = client_getdents, - .checksum = client_checksum, - .rchecksum = client_rchecksum, - .xattrop = client_xattrop, - .fxattrop = client_fxattrop, - .setattr = client_setattr, - .fsetattr = client_fsetattr, -}; - -struct xlator_mops mops = { - .stats = client_stats, - .getspec = client_getspec, - .log = client_log, -}; - -struct xlator_cbks cbks = { - .release = client_release, - .releasedir = client_releasedir -}; - - -struct xlator_dumpops dumpops = { - .priv = client_priv_dump, - .inodectx = client_inodectx_dump, -}; - -struct volume_options options[] = { - { .key = {"username"}, - .type = GF_OPTION_TYPE_ANY - }, - { .key = {"password"}, - .type = GF_OPTION_TYPE_ANY - }, - { .key = {"transport-type"}, - .value = {"tcp", "socket", "ib-verbs", "unix", "ib-sdp", - "tcp/client", "ib-verbs/client"}, - .type = GF_OPTION_TYPE_STR - }, - { .key = {"remote-host"}, - .type = GF_OPTION_TYPE_INTERNET_ADDRESS - }, - { .key = {"remote-subvolume"}, - .type = GF_OPTION_TYPE_ANY - }, - { .key = {"frame-timeout"}, - .type = GF_OPTION_TYPE_TIME, - .min = 0, - .max = 86400, - }, - { .key = {"ping-timeout"}, - .type = GF_OPTION_TYPE_TIME, - .min = 1, - .max = 1013, - }, - { .key = {NULL} }, -}; diff --git a/xlators/protocol/client/src/client-protocol.h b/xlators/protocol/client/src/client-protocol.h deleted file mode 100644 index 27348690296..00000000000 --- a/xlators/protocol/client/src/client-protocol.h +++ /dev/null @@ -1,178 +0,0 @@ -/* - Copyright (c) 2006-2009 Gluster, Inc. <http://www.gluster.com> - This file is part of GlusterFS. - - GlusterFS is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published - by the Free Software Foundation; either version 3 of the License, - or (at your option) any later version. - - GlusterFS is distributed in the hope that it will be useful, but - WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program. If not, see - <http://www.gnu.org/licenses/>. -*/ - -#ifndef _CLIENT_PROTOCOL_H -#define _CLIENT_PROTOCOL_H - -#ifndef _CONFIG_H -#define _CONFIG_H -#include "config.h" -#endif - -#include <stdio.h> -#include <arpa/inet.h> -#include "inode.h" -#include "timer.h" -#include "byte-order.h" -#include "saved-frames.h" - -#define CLIENT_PORT_CEILING 1023 - -#define GF_CLIENT_INODE_SELF 0 -#define GF_CLIENT_INODE_PARENT 1 - -#define CLIENT_CONF(this) ((client_conf_t *)(this->private)) - -#define RECEIVE_TIMEOUT(_cprivate,_current) \ - ((_cprivate->last_received.tv_sec + \ - _cprivate->frame_timeout) < \ - _current.tv_sec) - -#define SEND_TIMEOUT(_cprivate,_current) \ - ((_cprivate->last_sent.tv_sec + \ - _cprivate->frame_timeout) < \ - _current.tv_sec) - -enum { - CHANNEL_BULK = 0, - CHANNEL_LOWLAT = 1, - CHANNEL_MAX -}; - -#define CLIENT_CHANNEL client_channel - -struct client_connection; -typedef struct client_connection client_connection_t; - -#include "stack.h" -#include "xlator.h" -#include "transport.h" -#include "protocol.h" - -typedef struct _client_fd_ctx { - struct list_head sfd_pos; /* Stores the reference to this - fd's position in the saved_fds list. - */ - int64_t remote_fd; - inode_t *inode; - uint64_t ino; - uint64_t gen; - char is_dir; - char released; - int32_t flags; - int32_t wbflags; -} client_fd_ctx_t; - -struct _client_conf { - transport_t *transport[CHANNEL_MAX]; - struct list_head saved_fds; - struct timeval last_sent; - struct timeval last_received; - pthread_mutex_t mutex; - int connecting; -}; -typedef struct _client_conf client_conf_t; - -/* This will be stored in transport_t->xl_private */ -struct client_connection { - pthread_mutex_t lock; - uint64_t callid; - struct saved_frames *saved_frames; - int32_t frame_timeout; - int32_t ping_started; - int32_t ping_timeout; - int32_t transport_activity; - gf_timer_t *reconnect; - char connected; - uint64_t max_block_size; - gf_timer_t *timer; - gf_timer_t *ping_timer; -}; - -typedef struct { - loc_t loc; - loc_t loc2; - fd_t *fd; - gf_op_t op; - client_fd_ctx_t *fdctx; - uint32_t flags; - uint32_t wbflags; -} client_local_t; - - -static inline void -gf_string_to_stat(char *string, struct stat *stbuf) -{ - uint64_t dev = 0; - uint64_t ino = 0; - uint32_t mode = 0; - uint32_t nlink = 0; - uint32_t uid = 0; - uint32_t gid = 0; - uint64_t rdev = 0; - uint64_t size = 0; - uint32_t blksize = 0; - uint64_t blocks = 0; - uint32_t atime = 0; - uint32_t atime_nsec = 0; - uint32_t mtime = 0; - uint32_t mtime_nsec = 0; - uint32_t ctime = 0; - uint32_t ctime_nsec = 0; - - sscanf (string, GF_STAT_PRINT_FMT_STR, - &dev, - &ino, - &mode, - &nlink, - &uid, - &gid, - &rdev, - &size, - &blksize, - &blocks, - &atime, - &atime_nsec, - &mtime, - &mtime_nsec, - &ctime, - &ctime_nsec); - - stbuf->st_dev = dev; - stbuf->st_ino = ino; - stbuf->st_mode = mode; - stbuf->st_nlink = nlink; - stbuf->st_uid = uid; - stbuf->st_gid = gid; - stbuf->st_rdev = rdev; - stbuf->st_size = size; - stbuf->st_blksize = blksize; - stbuf->st_blocks = blocks; - - stbuf->st_atime = atime; - stbuf->st_mtime = mtime; - stbuf->st_ctime = ctime; - - ST_ATIM_NSEC_SET(stbuf, atime_nsec); - ST_MTIM_NSEC_SET(stbuf, mtime_nsec); - ST_CTIM_NSEC_SET(stbuf, ctime_nsec); - -} - -#endif diff --git a/xlators/protocol/client/src/client-rpc-fops.c b/xlators/protocol/client/src/client-rpc-fops.c new file mode 100644 index 00000000000..f402121c15b --- /dev/null +++ b/xlators/protocol/client/src/client-rpc-fops.c @@ -0,0 +1,6079 @@ +/* + Copyright (c) 2008-2012 Red Hat, Inc. <http://www.redhat.com> + This file is part of GlusterFS. + + This file is licensed to you under your choice of the GNU Lesser + General Public License, version 3 or any later version (LGPLv3 or + later), or the GNU General Public License, version 2 (GPLv2), in all + cases as published by the Free Software Foundation. +*/ + +#include "client.h" +#include "rpc-common-xdr.h" +#include "glusterfs3-xdr.h" +#include "glusterfs3.h" +#include <glusterfs/compat-errno.h> +#include "client-messages.h" +#include <glusterfs/defaults.h> +#include "client-common.h" + +int32_t +client3_getspec(call_frame_t *frame, xlator_t *this, void *data); +rpc_clnt_prog_t clnt3_3_fop_prog; + +int +client_is_setlk(int32_t cmd) +{ + if ((cmd == F_SETLK) || (cmd == F_SETLK64) || (cmd == F_SETLKW) || + (cmd == F_SETLKW64)) { + return 1; + } + + return 0; +} + +/* CBK */ +int +client3_3_symlink_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + call_frame_t *frame = NULL; + gfs3_symlink_rsp rsp = { + 0, + }; + struct iatt stbuf = { + 0, + }; + struct iatt preparent = { + 0, + }; + struct iatt postparent = { + 0, + }; + int ret = 0; + clnt_local_t *local = NULL; + inode_t *inode = NULL; + xlator_t *this = NULL; + dict_t *xdata = NULL; + + this = THIS; + + frame = myframe; + + local = frame->local; + inode = local->loc.inode; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfs3_symlink_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + ret = client_post_symlink(this, &rsp, &stbuf, &preparent, &postparent, + &xdata); + +out: + if (rsp.op_ret == -1) { + if (GF_IGNORE_IF_GSYNCD_SAFE_ERROR(frame, rsp.op_errno)) { + /* no need to print the gfid, because it will be null, + * since symlink operation failed. + */ + gf_smsg(this->name, GF_LOG_WARNING, gf_error_to_errno(rsp.op_errno), + PC_MSG_REMOTE_OP_FAILED, "loc1=%s", local->loc.path, + "loc2=%s", local->loc2.path, NULL); + } + } + + CLIENT_STACK_UNWIND(symlink, frame, rsp.op_ret, + gf_error_to_errno(rsp.op_errno), inode, &stbuf, + &preparent, &postparent, xdata); + + free(rsp.xdata.xdata_val); + + if (xdata) + dict_unref(xdata); + + return 0; +} + +int +client3_3_mknod_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + call_frame_t *frame = NULL; + gfs3_mknod_rsp rsp = { + 0, + }; + struct iatt stbuf = { + 0, + }; + struct iatt preparent = { + 0, + }; + struct iatt postparent = { + 0, + }; + int ret = 0; + clnt_local_t *local = NULL; + inode_t *inode = NULL; + xlator_t *this = NULL; + dict_t *xdata = NULL; + + this = THIS; + + frame = myframe; + + local = frame->local; + + inode = local->loc.inode; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfs3_mknod_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + ret = client_post_mknod(this, &rsp, &stbuf, &preparent, &postparent, + &xdata); + +out: + if (rsp.op_ret == -1 && + GF_IGNORE_IF_GSYNCD_SAFE_ERROR(frame, rsp.op_errno)) { + gf_smsg(this->name, + fop_log_level(GF_FOP_MKNOD, gf_error_to_errno(rsp.op_errno)), + gf_error_to_errno(rsp.op_errno), PC_MSG_REMOTE_OP_FAILED, + "path=%s", local->loc.path, NULL); + } + + CLIENT_STACK_UNWIND(mknod, frame, rsp.op_ret, + gf_error_to_errno(rsp.op_errno), inode, &stbuf, + &preparent, &postparent, xdata); + + free(rsp.xdata.xdata_val); + + if (xdata) + dict_unref(xdata); + + return 0; +} + +int +client3_3_mkdir_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + call_frame_t *frame = NULL; + gfs3_mkdir_rsp rsp = { + 0, + }; + struct iatt stbuf = { + 0, + }; + struct iatt preparent = { + 0, + }; + struct iatt postparent = { + 0, + }; + int ret = 0; + clnt_local_t *local = NULL; + inode_t *inode = NULL; + xlator_t *this = NULL; + dict_t *xdata = NULL; + + this = THIS; + + frame = myframe; + + local = frame->local; + inode = local->loc.inode; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfs3_mkdir_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + ret = client_post_mkdir(this, &rsp, &stbuf, &preparent, &postparent, + &xdata); + +out: + if (rsp.op_ret == -1 && + GF_IGNORE_IF_GSYNCD_SAFE_ERROR(frame, rsp.op_errno)) { + gf_smsg(this->name, + fop_log_level(GF_FOP_MKDIR, gf_error_to_errno(rsp.op_errno)), + gf_error_to_errno(rsp.op_errno), PC_MSG_REMOTE_OP_FAILED, + "Path=%s", local->loc.path, NULL); + } + + CLIENT_STACK_UNWIND(mkdir, frame, rsp.op_ret, + gf_error_to_errno(rsp.op_errno), inode, &stbuf, + &preparent, &postparent, xdata); + + free(rsp.xdata.xdata_val); + + if (xdata) + dict_unref(xdata); + + return 0; +} + +int +_copy_gfid_from_inode_holders(uuid_t gfid, loc_t *loc, fd_t *fd) +{ + int ret = 0; + + if (fd && fd->inode && !gf_uuid_is_null(fd->inode->gfid)) { + gf_uuid_copy(gfid, fd->inode->gfid); + goto out; + } + + if (!loc) { + GF_ASSERT(0); + ret = -1; + goto out; + } + + if (loc->inode && !gf_uuid_is_null(loc->inode->gfid)) { + gf_uuid_copy(gfid, loc->inode->gfid); + } else if (!gf_uuid_is_null(loc->gfid)) { + gf_uuid_copy(gfid, loc->gfid); + } else { + GF_ASSERT(0); + ret = -1; + } +out: + return ret; +} + +int +client_add_fd_to_saved_fds(xlator_t *this, fd_t *fd, loc_t *loc, int32_t flags, + int64_t remote_fd, int is_dir) +{ + int ret = 0; + uuid_t gfid = {0}; + clnt_conf_t *conf = NULL; + clnt_fd_ctx_t *fdctx = NULL; + + conf = this->private; + ret = _copy_gfid_from_inode_holders(gfid, loc, fd); + if (ret) { + ret = -EINVAL; + goto out; + } + + fdctx = GF_CALLOC(1, sizeof(*fdctx), gf_client_mt_clnt_fdctx_t); + if (!fdctx) { + ret = -ENOMEM; + goto out; + } + + gf_uuid_copy(fdctx->gfid, gfid); + fdctx->is_dir = is_dir; + fdctx->remote_fd = remote_fd; + fdctx->flags = flags; + fdctx->lk_ctx = fd_lk_ctx_ref(fd->lk_ctx); + fdctx->reopen_done = client_default_reopen_done; + + INIT_LIST_HEAD(&fdctx->sfd_pos); + INIT_LIST_HEAD(&fdctx->lock_list); + + pthread_spin_lock(&conf->fd_lock); + { + this_fd_set_ctx(fd, this, loc, fdctx); + + list_add_tail(&fdctx->sfd_pos, &conf->saved_fds); + } + pthread_spin_unlock(&conf->fd_lock); +out: + return ret; +} + +int +client3_3_open_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + clnt_local_t *local = NULL; + call_frame_t *frame = NULL; + fd_t *fd = NULL; + int ret = 0; + gfs3_open_rsp rsp = { + 0, + }; + xlator_t *this = NULL; + dict_t *xdata = NULL; + + this = THIS; + + frame = myframe; + local = frame->local; + + fd = local->fd; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfs3_open_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + if (-1 != rsp.op_ret) { + ret = client_add_fd_to_saved_fds(frame->this, fd, &local->loc, + local->flags, rsp.fd, 0); + if (ret) { + rsp.op_ret = -1; + rsp.op_errno = -ret; + goto out; + } + } + + ret = client_post_open(this, &rsp, &xdata); +out: + if (rsp.op_ret == -1) { + gf_smsg(this->name, + fop_log_level(GF_FOP_OPEN, gf_error_to_errno(rsp.op_errno)), + gf_error_to_errno(rsp.op_errno), PC_MSG_REMOTE_OP_FAILED, + "Path=%s", local->loc.path, "gfid=%s", + loc_gfid_utoa(&local->loc), NULL); + } + + CLIENT_STACK_UNWIND(open, frame, rsp.op_ret, + gf_error_to_errno(rsp.op_errno), fd, xdata); + + free(rsp.xdata.xdata_val); + + if (xdata) + dict_unref(xdata); + + return 0; +} + +int +client3_3_stat_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + gfs3_stat_rsp rsp = { + 0, + }; + call_frame_t *frame = NULL; + struct iatt iatt = { + 0, + }; + int ret = 0; + xlator_t *this = NULL; + dict_t *xdata = NULL; + + this = THIS; + + frame = myframe; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfs3_stat_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + ret = client_post_stat(this, &rsp, &iatt, &xdata); +out: + if (rsp.op_ret == -1) { + /* stale filehandles are possible during normal operations, no + * need to spam the logs with these */ + if (rsp.op_errno == ESTALE) { + gf_msg_debug(this->name, 0, "remote operation failed: %s", + strerror(gf_error_to_errno(rsp.op_errno))); + } else { + gf_smsg(this->name, GF_LOG_WARNING, gf_error_to_errno(rsp.op_errno), + PC_MSG_REMOTE_OP_FAILED, NULL); + } + } + + CLIENT_STACK_UNWIND(stat, frame, rsp.op_ret, + gf_error_to_errno(rsp.op_errno), &iatt, xdata); + + free(rsp.xdata.xdata_val); + + if (xdata) + dict_unref(xdata); + + return 0; +} + +int +client3_3_readlink_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + gfs3_readlink_rsp rsp = { + 0, + }; + call_frame_t *frame = NULL; + struct iatt iatt = { + 0, + }; + int ret = 0; + xlator_t *this = NULL; + dict_t *xdata = NULL; + + this = THIS; + + frame = myframe; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfs3_readlink_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + ret = client_post_readlink(this, &rsp, &iatt, &xdata); + +out: + if (rsp.op_ret == -1) { + if (gf_error_to_errno(rsp.op_errno) == ENOENT) { + gf_msg_debug(this->name, 0, + "remote operation failed:" + " %s", + strerror(gf_error_to_errno(rsp.op_errno))); + } else { + gf_smsg(this->name, GF_LOG_WARNING, gf_error_to_errno(rsp.op_errno), + PC_MSG_REMOTE_OP_FAILED, NULL); + } + } + + CLIENT_STACK_UNWIND(readlink, frame, rsp.op_ret, + gf_error_to_errno(rsp.op_errno), rsp.path, &iatt, + xdata); + + /* This is allocated by the libc while decoding RPC msg */ + /* Hence no 'GF_FREE', but just 'free' */ + free(rsp.path); + + free(rsp.xdata.xdata_val); + + if (xdata) + dict_unref(xdata); + + return 0; +} + +int +client3_3_unlink_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + call_frame_t *frame = NULL; + gfs3_unlink_rsp rsp = { + 0, + }; + struct iatt preparent = { + 0, + }; + struct iatt postparent = { + 0, + }; + int ret = 0; + xlator_t *this = NULL; + dict_t *xdata = NULL; + + this = THIS; + + frame = myframe; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfs3_unlink_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + ret = client_post_unlink(this, &rsp, &preparent, &postparent, &xdata); + +out: + if (rsp.op_ret == -1) { + if (gf_error_to_errno(rsp.op_errno) == ENOENT) { + gf_msg_debug(this->name, 0, + "remote operation failed:" + " %s", + strerror(gf_error_to_errno(rsp.op_errno))); + } else { + gf_smsg(this->name, GF_LOG_WARNING, gf_error_to_errno(rsp.op_errno), + PC_MSG_REMOTE_OP_FAILED, NULL); + } + } + + CLIENT_STACK_UNWIND(unlink, frame, rsp.op_ret, + gf_error_to_errno(rsp.op_errno), &preparent, + &postparent, xdata); + + free(rsp.xdata.xdata_val); + + if (xdata) + dict_unref(xdata); + + return 0; +} + +int +client3_3_rmdir_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + gfs3_rmdir_rsp rsp = { + 0, + }; + call_frame_t *frame = NULL; + struct iatt preparent = { + 0, + }; + struct iatt postparent = { + 0, + }; + int ret = 0; + xlator_t *this = NULL; + dict_t *xdata = NULL; + + this = THIS; + + frame = myframe; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfs3_rmdir_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + ret = client_post_rmdir(this, &rsp, &preparent, &postparent, &xdata); + +out: + if (rsp.op_ret == -1) { + if (GF_IGNORE_IF_GSYNCD_SAFE_ERROR(frame, rsp.op_errno)) { + gf_smsg(this->name, GF_LOG_WARNING, gf_error_to_errno(rsp.op_errno), + PC_MSG_REMOTE_OP_FAILED, NULL); + } + } + CLIENT_STACK_UNWIND(rmdir, frame, rsp.op_ret, + gf_error_to_errno(rsp.op_errno), &preparent, + &postparent, xdata); + + free(rsp.xdata.xdata_val); + + if (xdata) + dict_unref(xdata); + + return 0; +} + +int +client3_3_truncate_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + gfs3_truncate_rsp rsp = { + 0, + }; + call_frame_t *frame = NULL; + struct iatt prestat = { + 0, + }; + struct iatt poststat = { + 0, + }; + int ret = 0; + xlator_t *this = NULL; + dict_t *xdata = NULL; + + this = THIS; + + frame = myframe; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfs3_truncate_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + ret = client_post_truncate(this, &rsp, &prestat, &poststat, &xdata); + +out: + if (rsp.op_ret == -1) { + gf_smsg(this->name, GF_LOG_WARNING, gf_error_to_errno(rsp.op_errno), + PC_MSG_REMOTE_OP_FAILED, NULL); + } + CLIENT_STACK_UNWIND(truncate, frame, rsp.op_ret, + gf_error_to_errno(rsp.op_errno), &prestat, &poststat, + xdata); + + free(rsp.xdata.xdata_val); + + if (xdata) + dict_unref(xdata); + + return 0; +} + +int +client3_3_statfs_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + gfs3_statfs_rsp rsp = { + 0, + }; + call_frame_t *frame = NULL; + struct statvfs statfs = { + 0, + }; + int ret = 0; + xlator_t *this = NULL; + dict_t *xdata = NULL; + + this = THIS; + + frame = myframe; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfs3_statfs_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + ret = client_post_statfs(this, &rsp, &statfs, &xdata); + +out: + if (rsp.op_ret == -1) { + gf_smsg(this->name, GF_LOG_WARNING, gf_error_to_errno(rsp.op_errno), + PC_MSG_REMOTE_OP_FAILED, NULL); + } + CLIENT_STACK_UNWIND(statfs, frame, rsp.op_ret, + gf_error_to_errno(rsp.op_errno), &statfs, xdata); + + free(rsp.xdata.xdata_val); + + if (xdata) + dict_unref(xdata); + + return 0; +} + +int +client3_3_writev_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + gfs3_write_rsp rsp = { + 0, + }; + call_frame_t *frame = NULL; + struct iatt prestat = { + 0, + }; + struct iatt poststat = { + 0, + }; + int ret = 0; + xlator_t *this = NULL; + dict_t *xdata = NULL; + clnt_local_t *local = NULL; + + this = THIS; + + frame = myframe; + local = frame->local; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfs3_write_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + ret = client_post_writev(this, &rsp, &prestat, &poststat, &xdata); + if (ret < 0) + goto out; +out: + if (rsp.op_ret == -1) { + gf_smsg(this->name, GF_LOG_WARNING, gf_error_to_errno(rsp.op_errno), + PC_MSG_REMOTE_OP_FAILED, NULL); + } else if (rsp.op_ret >= 0) { + if (local->attempt_reopen) + client_attempt_reopen(local->fd, this); + } + CLIENT_STACK_UNWIND(writev, frame, rsp.op_ret, + gf_error_to_errno(rsp.op_errno), &prestat, &poststat, + xdata); + + free(rsp.xdata.xdata_val); + + if (xdata) + dict_unref(xdata); + + return 0; +} + +int +client3_3_flush_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + call_frame_t *frame = NULL; + clnt_local_t *local = NULL; + xlator_t *this = NULL; + dict_t *xdata = NULL; + + gf_common_rsp rsp = { + 0, + }; + int ret = 0; + + frame = myframe; + this = THIS; + local = frame->local; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gf_common_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + if ((rsp.op_ret >= 0 || (rsp.op_errno == ENOTCONN)) && + !fd_is_anonymous(local->fd)) { + /* Delete all saved locks of the owner issuing flush */ + ret = delete_granted_locks_owner(local->fd, &local->owner); + gf_msg_trace(this->name, 0, "deleting locks of owner (%s) returned %d", + lkowner_utoa(&local->owner), ret); + } + + ret = client_post_flush(this, &rsp, &xdata); + +out: + if (rsp.op_ret == -1) { + gf_smsg(this->name, + fop_log_level(GF_FOP_FLUSH, gf_error_to_errno(rsp.op_errno)), + gf_error_to_errno(rsp.op_errno), PC_MSG_REMOTE_OP_FAILED, NULL); + } + CLIENT_STACK_UNWIND(flush, frame, rsp.op_ret, + gf_error_to_errno(rsp.op_errno), xdata); + + free(rsp.xdata.xdata_val); + + if (xdata) + dict_unref(xdata); + + return 0; +} + +int +client3_3_fsync_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + gfs3_fsync_rsp rsp = { + 0, + }; + call_frame_t *frame = NULL; + struct iatt prestat = { + 0, + }; + struct iatt poststat = { + 0, + }; + int ret = 0; + xlator_t *this = NULL; + dict_t *xdata = NULL; + + this = THIS; + + frame = myframe; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfs3_fsync_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + ret = client_post_fsync(this, &rsp, &prestat, &poststat, &xdata); + if (ret < 0) + goto out; + +out: + if (rsp.op_ret == -1) { + gf_smsg(this->name, GF_LOG_WARNING, gf_error_to_errno(rsp.op_errno), + PC_MSG_REMOTE_OP_FAILED, NULL); + } + CLIENT_STACK_UNWIND(fsync, frame, rsp.op_ret, + gf_error_to_errno(rsp.op_errno), &prestat, &poststat, + xdata); + + free(rsp.xdata.xdata_val); + + if (xdata) + dict_unref(xdata); + + return 0; +} + +int +client3_3_setxattr_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + call_frame_t *frame = NULL; + gf_common_rsp rsp = { + 0, + }; + int ret = 0; + xlator_t *this = NULL; + dict_t *xdata = NULL; + int op_errno = EINVAL; + + this = THIS; + + frame = myframe; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gf_common_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + ret = client_post_setxattr(this, &rsp, &xdata); + if (ret < 0) + goto out; + +out: + op_errno = gf_error_to_errno(rsp.op_errno); + if (rsp.op_ret == -1) { + if (op_errno == ENOTSUP) { + gf_msg_debug(this->name, 0, + "remote operation failed:" + " %s", + strerror(op_errno)); + } else { + gf_smsg(this->name, GF_LOG_WARNING, op_errno, + PC_MSG_REMOTE_OP_FAILED, NULL); + } + } + + CLIENT_STACK_UNWIND(setxattr, frame, rsp.op_ret, op_errno, xdata); + + free(rsp.xdata.xdata_val); + + if (xdata) + dict_unref(xdata); + + return 0; +} + +int +client3_3_getxattr_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + call_frame_t *frame = NULL; + dict_t *dict = NULL; + int op_errno = EINVAL; + gfs3_getxattr_rsp rsp = { + 0, + }; + int ret = 0; + clnt_local_t *local = NULL; + xlator_t *this = NULL; + dict_t *xdata = NULL; + + this = THIS; + + frame = myframe; + local = frame->local; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + op_errno = ENOTCONN; + goto out; + } + + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfs3_getxattr_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + op_errno = EINVAL; + goto out; + } + + op_errno = gf_error_to_errno(rsp.op_errno); + ret = client_post_getxattr(this, &rsp, &dict, &xdata); + if (ret) { + op_errno = -ret; + goto out; + } + +out: + if (rsp.op_ret == -1) { + if ((op_errno == ENOTSUP) || (op_errno == ENODATA) || + (op_errno == ESTALE) || (op_errno == ENOENT)) { + gf_msg_debug(this->name, 0, + "remote operation failed: %s. Path: %s " + "(%s). Key: %s", + strerror(op_errno), local->loc.path, + loc_gfid_utoa(&local->loc), + (local->name) ? local->name : "(null)"); + } else { + gf_smsg(this->name, GF_LOG_WARNING, op_errno, + PC_MSG_REMOTE_OP_FAILED, "Path=%s", local->loc.path, + "gfid=%s", loc_gfid_utoa(&local->loc), "Key=%s", + (local->name) ? local->name : "(null)", NULL); + } + } + + CLIENT_STACK_UNWIND(getxattr, frame, rsp.op_ret, op_errno, dict, xdata); + + /* don't use GF_FREE, this memory was allocated by libc */ + free(rsp.dict.dict_val); + + free(rsp.xdata.xdata_val); + + if (xdata) + dict_unref(xdata); + + if (dict) + dict_unref(dict); + + return 0; +} + +int +client3_3_fgetxattr_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + call_frame_t *frame = NULL; + dict_t *dict = NULL; + gfs3_fgetxattr_rsp rsp = { + 0, + }; + int ret = 0; + int op_errno = EINVAL; + xlator_t *this = NULL; + dict_t *xdata = NULL; + + this = THIS; + + frame = myframe; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + op_errno = ENOTCONN; + goto out; + } + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfs3_fgetxattr_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + op_errno = EINVAL; + goto out; + } + + op_errno = gf_error_to_errno(rsp.op_errno); + ret = client_post_fgetxattr(this, &rsp, &dict, &xdata); + if (ret) { + op_errno = -ret; + goto out; + } +out: + if (rsp.op_ret == -1) { + if ((op_errno == ENOTSUP) || (op_errno == ERANGE) || + (op_errno == ENODATA) || (op_errno == ENOENT)) { + gf_msg_debug(this->name, 0, "remote operation failed: %s", + strerror(op_errno)); + } else { + gf_smsg(this->name, GF_LOG_WARNING, op_errno, + PC_MSG_REMOTE_OP_FAILED, NULL); + } + } + + CLIENT_STACK_UNWIND(fgetxattr, frame, rsp.op_ret, op_errno, dict, xdata); + + free(rsp.dict.dict_val); + + free(rsp.xdata.xdata_val); + + if (xdata) + dict_unref(xdata); + + if (dict) + dict_unref(dict); + + return 0; +} + +int +client3_3_removexattr_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + call_frame_t *frame = NULL; + gf_common_rsp rsp = { + 0, + }; + int ret = 0; + xlator_t *this = NULL; + dict_t *xdata = NULL; + gf_loglevel_t loglevel = GF_LOG_NONE; + + this = THIS; + + frame = myframe; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gf_common_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + ret = client_post_removexattr(this, &rsp, &xdata); +out: + if (rsp.op_ret == -1) { + /* EPERM/EACCESS is returned some times in case of selinux + attributes, or other system attributes which may not be + possible to remove from an user process is encountered. + we can't treat it as an error */ + if ((ENODATA == rsp.op_errno) || (ENOATTR == rsp.op_errno) || + (EPERM == rsp.op_errno) || (EACCES == rsp.op_errno)) + loglevel = GF_LOG_DEBUG; + else + loglevel = GF_LOG_WARNING; + + gf_smsg(this->name, loglevel, gf_error_to_errno(rsp.op_errno), + PC_MSG_REMOTE_OP_FAILED, NULL); + } + + CLIENT_STACK_UNWIND(removexattr, frame, rsp.op_ret, + gf_error_to_errno(rsp.op_errno), xdata); + + free(rsp.xdata.xdata_val); + + if (xdata) + dict_unref(xdata); + + return 0; +} + +int +client3_3_fremovexattr_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + call_frame_t *frame = NULL; + gf_common_rsp rsp = { + 0, + }; + int ret = 0; + xlator_t *this = NULL; + dict_t *xdata = NULL; + + this = THIS; + + frame = myframe; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gf_common_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + ret = client_post_fremovexattr(this, &rsp, &xdata); +out: + if (rsp.op_ret == -1) { + gf_smsg(this->name, GF_LOG_WARNING, gf_error_to_errno(rsp.op_errno), + PC_MSG_REMOTE_OP_FAILED, NULL); + } + CLIENT_STACK_UNWIND(fremovexattr, frame, rsp.op_ret, + gf_error_to_errno(rsp.op_errno), xdata); + + free(rsp.xdata.xdata_val); + + if (xdata) + dict_unref(xdata); + + return 0; +} + +int +client3_3_fsyncdir_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + call_frame_t *frame = NULL; + gf_common_rsp rsp = { + 0, + }; + int ret = 0; + xlator_t *this = NULL; + dict_t *xdata = NULL; + + this = THIS; + + frame = myframe; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gf_common_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + ret = client_post_fsyncdir(this, &rsp, &xdata); + +out: + if (rsp.op_ret == -1) { + gf_smsg(this->name, GF_LOG_WARNING, gf_error_to_errno(rsp.op_errno), + PC_MSG_REMOTE_OP_FAILED, NULL); + } + CLIENT_STACK_UNWIND(fsyncdir, frame, rsp.op_ret, + gf_error_to_errno(rsp.op_errno), xdata); + + free(rsp.xdata.xdata_val); + + if (xdata) + dict_unref(xdata); + + return 0; +} + +int +client3_3_access_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + call_frame_t *frame = NULL; + gf_common_rsp rsp = { + 0, + }; + int ret = 0; + xlator_t *this = NULL; + dict_t *xdata = NULL; + + this = THIS; + + frame = myframe; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gf_common_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + ret = client_post_access(this, &rsp, &xdata); + +out: + if (rsp.op_ret == -1) { + gf_smsg(this->name, GF_LOG_WARNING, gf_error_to_errno(rsp.op_errno), + PC_MSG_REMOTE_OP_FAILED, NULL); + } + CLIENT_STACK_UNWIND(access, frame, rsp.op_ret, + gf_error_to_errno(rsp.op_errno), xdata); + + free(rsp.xdata.xdata_val); + + if (xdata) + dict_unref(xdata); + + return 0; +} + +int +client3_3_ftruncate_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + gfs3_ftruncate_rsp rsp = { + 0, + }; + call_frame_t *frame = NULL; + struct iatt prestat = { + 0, + }; + struct iatt poststat = { + 0, + }; + int ret = 0; + xlator_t *this = NULL; + dict_t *xdata = NULL; + + this = THIS; + + frame = myframe; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfs3_ftruncate_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + ret = client_post_ftruncate(this, &rsp, &prestat, &poststat, &xdata); + +out: + if (rsp.op_ret == -1) { + gf_smsg(this->name, GF_LOG_WARNING, gf_error_to_errno(rsp.op_errno), + PC_MSG_REMOTE_OP_FAILED, NULL); + } + CLIENT_STACK_UNWIND(ftruncate, frame, rsp.op_ret, + gf_error_to_errno(rsp.op_errno), &prestat, &poststat, + xdata); + + free(rsp.xdata.xdata_val); + + if (xdata) + dict_unref(xdata); + + return 0; +} + +int +client3_3_fstat_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + gfs3_fstat_rsp rsp = { + 0, + }; + call_frame_t *frame = NULL; + struct iatt stat = { + 0, + }; + int ret = 0; + xlator_t *this = NULL; + dict_t *xdata = NULL; + + this = THIS; + + frame = myframe; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfs3_fstat_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + ret = client_post_fstat(this, &rsp, &stat, &xdata); + +out: + if (rsp.op_ret == -1) { + gf_smsg(this->name, GF_LOG_WARNING, gf_error_to_errno(rsp.op_errno), + PC_MSG_REMOTE_OP_FAILED, NULL); + } + CLIENT_STACK_UNWIND(fstat, frame, rsp.op_ret, + gf_error_to_errno(rsp.op_errno), &stat, xdata); + + free(rsp.xdata.xdata_val); + + if (xdata) + dict_unref(xdata); + + return 0; +} + +int +client3_3_inodelk_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + call_frame_t *frame = NULL; + gf_common_rsp rsp = { + 0, + }; + int ret = 0; + xlator_t *this = NULL; + dict_t *xdata = NULL; + + this = THIS; + + frame = myframe; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gf_common_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + ret = client_post_inodelk(this, &rsp, &xdata); +out: + if (rsp.op_ret == -1) { + gf_smsg(this->name, + fop_log_level(GF_FOP_INODELK, gf_error_to_errno(rsp.op_errno)), + gf_error_to_errno(rsp.op_errno), PC_MSG_REMOTE_OP_FAILED, NULL); + } + CLIENT_STACK_UNWIND(inodelk, frame, rsp.op_ret, + gf_error_to_errno(rsp.op_errno), xdata); + + free(rsp.xdata.xdata_val); + + if (xdata) + dict_unref(xdata); + + return 0; +} + +int +client3_3_finodelk_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + call_frame_t *frame = NULL; + gf_common_rsp rsp = { + 0, + }; + int ret = 0; + xlator_t *this = NULL; + dict_t *xdata = NULL; + clnt_local_t *local = NULL; + + frame = myframe; + this = frame->this; + local = frame->local; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gf_common_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + ret = client_post_finodelk(this, &rsp, &xdata); +out: + if (rsp.op_ret == -1) { + gf_smsg(this->name, + fop_log_level(GF_FOP_FINODELK, gf_error_to_errno(rsp.op_errno)), + gf_error_to_errno(rsp.op_errno), PC_MSG_REMOTE_OP_FAILED, NULL); + } else if (rsp.op_ret == 0) { + if (local->attempt_reopen) + client_attempt_reopen(local->fd, this); + } + CLIENT_STACK_UNWIND(finodelk, frame, rsp.op_ret, + gf_error_to_errno(rsp.op_errno), xdata); + + free(rsp.xdata.xdata_val); + + if (xdata) + dict_unref(xdata); + + return 0; +} + +int +client3_3_entrylk_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + call_frame_t *frame = NULL; + gf_common_rsp rsp = { + 0, + }; + int ret = 0; + xlator_t *this = NULL; + dict_t *xdata = NULL; + + this = THIS; + + frame = myframe; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gf_common_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + ret = client_post_entrylk(this, &rsp, &xdata); +out: + if (rsp.op_ret == -1) { + gf_smsg(this->name, + fop_log_level(GF_FOP_ENTRYLK, gf_error_to_errno(rsp.op_errno)), + gf_error_to_errno(rsp.op_errno), PC_MSG_REMOTE_OP_FAILED, NULL); + } + + CLIENT_STACK_UNWIND(entrylk, frame, rsp.op_ret, + gf_error_to_errno(rsp.op_errno), xdata); + + free(rsp.xdata.xdata_val); + + if (xdata) + dict_unref(xdata); + + return 0; +} + +int +client3_3_fentrylk_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + call_frame_t *frame = NULL; + gf_common_rsp rsp = { + 0, + }; + int ret = 0; + xlator_t *this = NULL; + dict_t *xdata = NULL; + + this = THIS; + + frame = myframe; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gf_common_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + ret = client_post_fentrylk(this, &rsp, &xdata); + +out: + if ((rsp.op_ret == -1) && (EAGAIN != gf_error_to_errno(rsp.op_errno))) { + gf_smsg(this->name, GF_LOG_WARNING, gf_error_to_errno(rsp.op_errno), + PC_MSG_REMOTE_OP_FAILED, NULL); + } + + CLIENT_STACK_UNWIND(fentrylk, frame, rsp.op_ret, + gf_error_to_errno(rsp.op_errno), xdata); + + free(rsp.xdata.xdata_val); + + if (xdata) + dict_unref(xdata); + + return 0; +} + +int +client3_3_xattrop_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + call_frame_t *frame = NULL; + dict_t *dict = NULL; + gfs3_xattrop_rsp rsp = { + 0, + }; + int ret = 0; + int op_errno = EINVAL; + clnt_local_t *local = NULL; + xlator_t *this = NULL; + dict_t *xdata = NULL; + + this = THIS; + + frame = myframe; + local = frame->local; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + op_errno = ENOTCONN; + goto out; + } + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfs3_xattrop_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + op_errno = EINVAL; + goto out; + } + + op_errno = rsp.op_errno; + ret = client_post_xattrop(this, &rsp, &dict, &xdata); + if (ret) { + op_errno = -ret; + goto out; + } +out: + if (rsp.op_ret == -1) { + gf_smsg(this->name, fop_log_level(GF_FOP_XATTROP, op_errno), + gf_error_to_errno(rsp.op_errno), PC_MSG_REMOTE_OP_FAILED, + "Path=%s", local->loc.path, "gfid=%s", + loc_gfid_utoa(&local->loc), NULL); + } + + CLIENT_STACK_UNWIND(xattrop, frame, rsp.op_ret, gf_error_to_errno(op_errno), + dict, xdata); + + free(rsp.dict.dict_val); + + free(rsp.xdata.xdata_val); + + if (xdata) + dict_unref(xdata); + + if (dict) + dict_unref(dict); + + return 0; +} + +int +client3_3_fxattrop_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + call_frame_t *frame = NULL; + dict_t *dict = NULL; + dict_t *xdata = NULL; + gfs3_fxattrop_rsp rsp = { + 0, + }; + int ret = 0; + int op_errno = 0; + clnt_local_t *local = NULL; + xlator_t *this = NULL; + + this = THIS; + + frame = myframe; + local = frame->local; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + op_errno = ENOTCONN; + goto out; + } + + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfs3_fxattrop_rsp); + if (ret < 0) { + rsp.op_ret = -1; + op_errno = EINVAL; + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + goto out; + } + op_errno = rsp.op_errno; + ret = client_post_fxattrop(this, &rsp, &dict, &xdata); + if (ret) { + rsp.op_ret = -1; + op_errno = -ret; + goto out; + } +out: + + if (rsp.op_ret == -1) { + gf_smsg(this->name, GF_LOG_WARNING, gf_error_to_errno(rsp.op_errno), + PC_MSG_REMOTE_OP_FAILED, NULL); + } else if (rsp.op_ret == 0) { + if (local->attempt_reopen) + client_attempt_reopen(local->fd, this); + } + CLIENT_STACK_UNWIND(fxattrop, frame, rsp.op_ret, + gf_error_to_errno(op_errno), dict, xdata); + + free(rsp.dict.dict_val); + + free(rsp.xdata.xdata_val); + + if (xdata) + dict_unref(xdata); + + if (dict) + dict_unref(dict); + + return 0; +} + +int +client3_3_fsetxattr_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + call_frame_t *frame = NULL; + gf_common_rsp rsp = { + 0, + }; + int ret = 0; + xlator_t *this = NULL; + dict_t *xdata = NULL; + int op_errno = EINVAL; + + this = THIS; + + frame = myframe; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gf_common_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + ret = client_post_setxattr(this, &rsp, &xdata); + +out: + op_errno = gf_error_to_errno(rsp.op_errno); + if (rsp.op_ret == -1) { + if (op_errno == ENOTSUP) { + gf_msg_debug(this->name, 0, + "remote operation failed:" + " %s", + strerror(op_errno)); + } else { + gf_smsg(this->name, GF_LOG_WARNING, rsp.op_errno, + PC_MSG_REMOTE_OP_FAILED, NULL); + } + } + + CLIENT_STACK_UNWIND(fsetxattr, frame, rsp.op_ret, op_errno, xdata); + + free(rsp.xdata.xdata_val); + + if (xdata) + dict_unref(xdata); + + return 0; +} + +int +client3_3_fsetattr_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + call_frame_t *frame = NULL; + gfs3_fsetattr_rsp rsp = { + 0, + }; + struct iatt prestat = { + 0, + }; + struct iatt poststat = { + 0, + }; + int ret = 0; + xlator_t *this = NULL; + dict_t *xdata = NULL; + + this = THIS; + + frame = myframe; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfs3_fsetattr_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + ret = client_post_fsetattr(this, &rsp, &prestat, &poststat, &xdata); +out: + if (rsp.op_ret == -1) { + gf_smsg(this->name, GF_LOG_WARNING, gf_error_to_errno(rsp.op_errno), + PC_MSG_REMOTE_OP_FAILED, NULL); + } + CLIENT_STACK_UNWIND(fsetattr, frame, rsp.op_ret, + gf_error_to_errno(rsp.op_errno), &prestat, &poststat, + xdata); + + free(rsp.xdata.xdata_val); + + if (xdata) + dict_unref(xdata); + + return 0; +} + +int +client3_3_fallocate_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + call_frame_t *frame = NULL; + gfs3_fallocate_rsp rsp = { + 0, + }; + struct iatt prestat = { + 0, + }; + struct iatt poststat = { + 0, + }; + int ret = 0; + xlator_t *this = NULL; + dict_t *xdata = NULL; + + this = THIS; + + frame = myframe; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfs3_fallocate_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + ret = client_post_fallocate(this, &rsp, &prestat, &poststat, &xdata); + if (ret < 0) + goto out; + + GF_PROTOCOL_DICT_UNSERIALIZE(this, xdata, (rsp.xdata.xdata_val), + (rsp.xdata.xdata_len), ret, rsp.op_errno, out); + +out: + if (rsp.op_ret == -1) { + gf_smsg(this->name, GF_LOG_WARNING, gf_error_to_errno(rsp.op_errno), + PC_MSG_REMOTE_OP_FAILED, NULL); + } + CLIENT_STACK_UNWIND(fallocate, frame, rsp.op_ret, + gf_error_to_errno(rsp.op_errno), &prestat, &poststat, + xdata); + + free(rsp.xdata.xdata_val); + + if (xdata) + dict_unref(xdata); + + return 0; +} + +int +client3_3_discard_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + call_frame_t *frame = NULL; + gfs3_discard_rsp rsp = { + 0, + }; + struct iatt prestat = { + 0, + }; + struct iatt poststat = { + 0, + }; + int ret = 0; + xlator_t *this = NULL; + dict_t *xdata = NULL; + + this = THIS; + + frame = myframe; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfs3_discard_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + ret = client_post_discard(this, &rsp, &prestat, &poststat, &xdata); + +out: + if (rsp.op_ret == -1) { + gf_smsg(this->name, GF_LOG_WARNING, gf_error_to_errno(rsp.op_errno), + PC_MSG_REMOTE_OP_FAILED, NULL); + } + CLIENT_STACK_UNWIND(discard, frame, rsp.op_ret, + gf_error_to_errno(rsp.op_errno), &prestat, &poststat, + xdata); + + free(rsp.xdata.xdata_val); + + if (xdata) + dict_unref(xdata); + + return 0; +} + +int +client3_3_zerofill_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + call_frame_t *frame = NULL; + gfs3_zerofill_rsp rsp = { + 0, + }; + struct iatt prestat = { + 0, + }; + struct iatt poststat = { + 0, + }; + int ret = 0; + xlator_t *this = NULL; + dict_t *xdata = NULL; + + this = THIS; + + frame = myframe; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfs3_zerofill_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + ret = client_post_zerofill(this, &rsp, &prestat, &poststat, &xdata); +out: + if (rsp.op_ret == -1) { + gf_smsg(this->name, GF_LOG_WARNING, gf_error_to_errno(rsp.op_errno), + PC_MSG_REMOTE_OP_FAILED, NULL); + } + CLIENT_STACK_UNWIND(zerofill, frame, rsp.op_ret, + gf_error_to_errno(rsp.op_errno), &prestat, &poststat, + xdata); + + free(rsp.xdata.xdata_val); + + if (xdata) + dict_unref(xdata); + + return 0; +} + +int +client3_3_ipc_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + call_frame_t *frame = NULL; + gfs3_ipc_rsp rsp = { + 0, + }; + int ret = 0; + xlator_t *this = NULL; + dict_t *xdata = NULL; + + this = THIS; + + frame = myframe; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfs3_ipc_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + ret = client_post_ipc(this, &rsp, &xdata); +out: + if (rsp.op_ret == -1) { + gf_smsg(this->name, GF_LOG_WARNING, gf_error_to_errno(rsp.op_errno), + PC_MSG_REMOTE_OP_FAILED, NULL); + } + CLIENT_STACK_UNWIND(ipc, frame, rsp.op_ret, gf_error_to_errno(rsp.op_errno), + xdata); + + free(rsp.xdata.xdata_val); + + if (xdata) + dict_unref(xdata); + + return 0; +} + +int +client3_3_seek_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + call_frame_t *frame = NULL; + struct gfs3_seek_rsp rsp = { + 0, + }; + int ret = 0; + xlator_t *this = NULL; + dict_t *xdata = NULL; + + this = THIS; + + frame = myframe; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfs3_seek_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + ret = client_post_seek(this, &rsp, &xdata); + +out: + if (rsp.op_ret == -1) { + gf_smsg(this->name, GF_LOG_WARNING, gf_error_to_errno(rsp.op_errno), + PC_MSG_REMOTE_OP_FAILED, NULL); + } + CLIENT_STACK_UNWIND(seek, frame, rsp.op_ret, + gf_error_to_errno(rsp.op_errno), rsp.offset, xdata); + + free(rsp.xdata.xdata_val); + + if (xdata) + dict_unref(xdata); + + return 0; +} + +int +client3_3_setattr_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + call_frame_t *frame = NULL; + gfs3_setattr_rsp rsp = { + 0, + }; + struct iatt prestat = { + 0, + }; + struct iatt poststat = { + 0, + }; + int ret = 0; + xlator_t *this = NULL; + dict_t *xdata = NULL; + + this = THIS; + + frame = myframe; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfs3_setattr_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + ret = client_post_setattr(this, &rsp, &prestat, &poststat, &xdata); + +out: + if (rsp.op_ret == -1) { + gf_smsg(this->name, GF_LOG_WARNING, gf_error_to_errno(rsp.op_errno), + PC_MSG_REMOTE_OP_FAILED, NULL); + } + CLIENT_STACK_UNWIND(setattr, frame, rsp.op_ret, + gf_error_to_errno(rsp.op_errno), &prestat, &poststat, + xdata); + + free(rsp.xdata.xdata_val); + + if (xdata) + dict_unref(xdata); + + return 0; +} + +int +client3_3_create_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + call_frame_t *frame = NULL; + fd_t *fd = NULL; + inode_t *inode = NULL; + struct iatt stbuf = { + 0, + }; + struct iatt preparent = { + 0, + }; + struct iatt postparent = { + 0, + }; + int32_t ret = -1; + clnt_local_t *local = NULL; + gfs3_create_rsp rsp = { + 0, + }; + xlator_t *this = NULL; + dict_t *xdata = NULL; + + this = THIS; + + frame = myframe; + local = frame->local; + fd = local->fd; + inode = local->loc.inode; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfs3_create_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + if (-1 != rsp.op_ret) { + ret = client_post_create(this, &rsp, &stbuf, &preparent, &postparent, + local, &xdata); + if (ret < 0) + goto out; + ret = client_add_fd_to_saved_fds(frame->this, fd, &local->loc, + local->flags, rsp.fd, 0); + if (ret) { + rsp.op_ret = -1; + rsp.op_errno = -ret; + goto out; + } + } + +out: + if (rsp.op_ret == -1) { + gf_smsg(this->name, GF_LOG_WARNING, gf_error_to_errno(rsp.op_errno), + PC_MSG_REMOTE_OP_FAILED, "Path=%s", local->loc.path, NULL); + } + + CLIENT_STACK_UNWIND(create, frame, rsp.op_ret, + gf_error_to_errno(rsp.op_errno), fd, inode, &stbuf, + &preparent, &postparent, xdata); + + free(rsp.xdata.xdata_val); + + if (xdata) + dict_unref(xdata); + + return 0; +} + +int +client3_3_rchecksum_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + call_frame_t *frame = NULL; + gfs3_rchecksum_rsp rsp = { + 0, + }; + int ret = 0; + xlator_t *this = NULL; + dict_t *xdata = NULL; + + this = THIS; + + frame = myframe; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfs3_rchecksum_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + ret = client_post_rchecksum(this, &rsp, &xdata); + +out: + if (rsp.op_ret == -1) { + gf_smsg(this->name, GF_LOG_WARNING, gf_error_to_errno(rsp.op_errno), + PC_MSG_REMOTE_OP_FAILED, NULL); + } + CLIENT_STACK_UNWIND(rchecksum, frame, rsp.op_ret, + gf_error_to_errno(rsp.op_errno), rsp.weak_checksum, + (uint8_t *)rsp.strong_checksum.strong_checksum_val, + xdata); + + if (rsp.strong_checksum.strong_checksum_val) { + /* This is allocated by the libc while decoding RPC msg */ + /* Hence no 'GF_FREE', but just 'free' */ + free(rsp.strong_checksum.strong_checksum_val); + } + + free(rsp.xdata.xdata_val); + + if (xdata) + dict_unref(xdata); + + return 0; +} + +int +client3_3_lease_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + call_frame_t *frame = NULL; + struct gf_lease lease = { + 0, + }; + gfs3_lease_rsp rsp = { + 0, + }; + int ret = 0; + xlator_t *this = NULL; + dict_t *xdata = NULL; + + this = THIS; + + frame = myframe; + + if (-1 == req->rpc_status) { + gf_smsg(this->name, GF_LOG_ERROR, ENOTCONN, PC_MSG_LEASE_FOP_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfs3_lease_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + ret = client_post_lease(this, &rsp, &lease, &xdata); + +out: + if (rsp.op_ret == -1) { + gf_smsg(this->name, GF_LOG_WARNING, gf_error_to_errno(rsp.op_errno), + PC_MSG_REMOTE_OP_FAILED, NULL); + } + + CLIENT_STACK_UNWIND(lease, frame, rsp.op_ret, + gf_error_to_errno(rsp.op_errno), &lease, xdata); + + free(rsp.xdata.xdata_val); + + if (xdata) + dict_unref(xdata); + + return 0; +} + +int +client3_3_lk_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + call_frame_t *frame = NULL; + struct gf_flock lock = { + 0, + }; + gfs3_lk_rsp rsp = { + 0, + }; + int ret = 0; + xlator_t *this = NULL; + dict_t *xdata = NULL; + clnt_local_t *local = NULL; + + this = THIS; + + frame = myframe; + local = frame->local; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfs3_lk_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + if (rsp.op_ret >= 0) { + ret = client_post_lk(this, &rsp, &lock, &xdata); + if (ret < 0) + goto out; + + /* Save the lock to the client lock cache to be able + to recover in the case of server reboot.*/ + + if (client_is_setlk(local->cmd)) { + ret = client_add_lock_for_recovery(local->fd, &lock, &local->owner, + local->cmd); + if (ret < 0) { + rsp.op_ret = -1; + rsp.op_errno = -ret; + } + } + } + +out: + if ((rsp.op_ret == -1) && (EAGAIN != gf_error_to_errno(rsp.op_errno))) { + gf_smsg(this->name, GF_LOG_WARNING, gf_error_to_errno(rsp.op_errno), + PC_MSG_REMOTE_OP_FAILED, NULL); + } + + CLIENT_STACK_UNWIND(lk, frame, rsp.op_ret, gf_error_to_errno(rsp.op_errno), + &lock, xdata); + + free(rsp.xdata.xdata_val); + + free(rsp.flock.lk_owner.lk_owner_val); + + if (xdata) + dict_unref(xdata); + + return 0; +} + +int +client3_3_readdir_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + call_frame_t *frame = NULL; + gfs3_readdir_rsp rsp = { + 0, + }; + int32_t ret = 0; + clnt_local_t *local = NULL; + gf_dirent_t entries; + xlator_t *this = NULL; + dict_t *xdata = NULL; + + this = THIS; + + frame = myframe; + local = frame->local; + + INIT_LIST_HEAD(&entries.list); + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfs3_readdir_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + ret = client_post_readdir(this, &rsp, &entries, &xdata); + +out: + if (rsp.op_ret == -1) { + gf_smsg(this->name, GF_LOG_WARNING, gf_error_to_errno(rsp.op_errno), + PC_MSG_REMOTE_OP_FAILED, "remote_fd=%d", local->cmd, NULL); + } + CLIENT_STACK_UNWIND(readdir, frame, rsp.op_ret, + gf_error_to_errno(rsp.op_errno), &entries, xdata); + + if (rsp.op_ret != -1) { + gf_dirent_free(&entries); + } + + free(rsp.xdata.xdata_val); + + if (xdata) + dict_unref(xdata); + + clnt_readdir_rsp_cleanup(&rsp); + + return 0; +} + +int +client3_3_readdirp_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + call_frame_t *frame = NULL; + gfs3_readdirp_rsp rsp = { + 0, + }; + int32_t ret = 0; + clnt_local_t *local = NULL; + gf_dirent_t entries; + xlator_t *this = NULL; + dict_t *xdata = NULL; + + this = THIS; + + frame = myframe; + local = frame->local; + + INIT_LIST_HEAD(&entries.list); + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfs3_readdirp_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + ret = client_post_readdirp(this, &rsp, local->fd, &entries, &xdata); +out: + if (rsp.op_ret == -1) { + gf_smsg(this->name, GF_LOG_WARNING, gf_error_to_errno(rsp.op_errno), + PC_MSG_REMOTE_OP_FAILED, NULL); + } + CLIENT_STACK_UNWIND(readdirp, frame, rsp.op_ret, + gf_error_to_errno(rsp.op_errno), &entries, xdata); + + if (rsp.op_ret != -1) { + gf_dirent_free(&entries); + } + free(rsp.xdata.xdata_val); + + if (xdata) + dict_unref(xdata); + + clnt_readdirp_rsp_cleanup(&rsp); + + return 0; +} + +int +client3_3_rename_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + call_frame_t *frame = NULL; + gfs3_rename_rsp rsp = { + 0, + }; + struct iatt stbuf = { + 0, + }; + struct iatt preoldparent = { + 0, + }; + struct iatt postoldparent = { + 0, + }; + struct iatt prenewparent = { + 0, + }; + struct iatt postnewparent = { + 0, + }; + int ret = 0; + xlator_t *this = NULL; + dict_t *xdata = NULL; + + this = THIS; + + frame = myframe; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfs3_rename_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + ret = client_post_rename(this, &rsp, &stbuf, &preoldparent, &postoldparent, + &prenewparent, &postnewparent, &xdata); + +out: + if (rsp.op_ret == -1) { + gf_smsg(this->name, GF_LOG_WARNING, gf_error_to_errno(rsp.op_errno), + PC_MSG_REMOTE_OP_FAILED, NULL); + } + CLIENT_STACK_UNWIND(rename, frame, rsp.op_ret, + gf_error_to_errno(rsp.op_errno), &stbuf, &preoldparent, + &postoldparent, &prenewparent, &postnewparent, xdata); + + free(rsp.xdata.xdata_val); + + if (xdata) + dict_unref(xdata); + + return 0; +} + +int +client3_3_link_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + call_frame_t *frame = NULL; + gfs3_link_rsp rsp = { + 0, + }; + struct iatt stbuf = { + 0, + }; + struct iatt preparent = { + 0, + }; + struct iatt postparent = { + 0, + }; + int ret = 0; + clnt_local_t *local = NULL; + inode_t *inode = NULL; + xlator_t *this = NULL; + dict_t *xdata = NULL; + + this = THIS; + + frame = myframe; + + local = frame->local; + inode = local->loc.inode; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfs3_link_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + ret = client_post_link(this, &rsp, &stbuf, &preparent, &postparent, &xdata); +out: + if (rsp.op_ret == -1) { + if (GF_IGNORE_IF_GSYNCD_SAFE_ERROR(frame, rsp.op_errno)) { + gf_smsg(this->name, GF_LOG_WARNING, gf_error_to_errno(rsp.op_errno), + PC_MSG_REMOTE_OP_FAILED, "loc1=%s", local->loc.path, + "loc2=%s", local->loc2.path, NULL); + } + } + + CLIENT_STACK_UNWIND(link, frame, rsp.op_ret, + gf_error_to_errno(rsp.op_errno), inode, &stbuf, + &preparent, &postparent, xdata); + + free(rsp.xdata.xdata_val); + + if (xdata) + dict_unref(xdata); + + return 0; +} + +int +client3_3_opendir_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + clnt_local_t *local = NULL; + call_frame_t *frame = NULL; + fd_t *fd = NULL; + int ret = 0; + gfs3_opendir_rsp rsp = { + 0, + }; + xlator_t *this = NULL; + dict_t *xdata = NULL; + + this = THIS; + + frame = myframe; + local = frame->local; + + fd = local->fd; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfs3_opendir_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + if (-1 != rsp.op_ret) { + ret = client_add_fd_to_saved_fds(frame->this, fd, &local->loc, 0, + rsp.fd, 1); + if (ret) { + rsp.op_ret = -1; + rsp.op_errno = -ret; + goto out; + } + } + + ret = client_post_opendir(this, &rsp, &xdata); +out: + if (rsp.op_ret == -1) { + gf_smsg(this->name, + fop_log_level(GF_FOP_OPENDIR, gf_error_to_errno(rsp.op_errno)), + gf_error_to_errno(rsp.op_errno), PC_MSG_REMOTE_OP_FAILED, + "Path=%s", local->loc.path, "gfid=%s", + loc_gfid_utoa(&local->loc), NULL); + } + CLIENT_STACK_UNWIND(opendir, frame, rsp.op_ret, + gf_error_to_errno(rsp.op_errno), fd, xdata); + + free(rsp.xdata.xdata_val); + + if (xdata) + dict_unref(xdata); + + return 0; +} + +int +client3_3_lookup_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + clnt_local_t *local = NULL; + call_frame_t *frame = NULL; + int ret = 0; + gfs3_lookup_rsp rsp = { + 0, + }; + struct iatt stbuf = { + 0, + }; + struct iatt postparent = { + 0, + }; + int op_errno = EINVAL; + dict_t *xdata = NULL; + inode_t *inode = NULL; + xlator_t *this = NULL; + + this = THIS; + + frame = myframe; + local = frame->local; + inode = local->loc.inode; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + op_errno = ENOTCONN; + goto out; + } + + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfs3_lookup_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + op_errno = EINVAL; + goto out; + } + + /* Preserve the op_errno received from the server */ + op_errno = gf_error_to_errno(rsp.op_errno); + + ret = client_post_lookup(this, &rsp, &stbuf, &postparent, &xdata); + if (ret < 0) { + /* Don't change the op_errno if the fop failed on server */ + if (rsp.op_ret == 0) + op_errno = rsp.op_errno; + rsp.op_ret = -1; + goto out; + } + + if (rsp.op_ret < 0) + goto out; + + if ((!gf_uuid_is_null(inode->gfid)) && + (gf_uuid_compare(stbuf.ia_gfid, inode->gfid) != 0)) { + gf_msg_debug(frame->this->name, 0, "gfid changed for %s", + local->loc.path); + + rsp.op_ret = -1; + op_errno = ESTALE; + if (xdata) + ret = dict_set_int32(xdata, "gfid-changed", 1); + + goto out; + } + + rsp.op_ret = 0; + +out: + /* Restore the correct op_errno to rsp.op_errno */ + rsp.op_errno = op_errno; + if (rsp.op_ret == -1) { + /* any error other than ENOENT */ + if (!(local->loc.name && rsp.op_errno == ENOENT) && + !(rsp.op_errno == ESTALE)) + gf_smsg(this->name, GF_LOG_WARNING, rsp.op_errno, + PC_MSG_REMOTE_OP_FAILED, "Path=%s", local->loc.path, + "gfid=%s", loc_gfid_utoa(&local->loc), NULL); + else + gf_msg_trace(this->name, 0, + "not found on remote " + "node"); + } + + CLIENT_STACK_UNWIND(lookup, frame, rsp.op_ret, rsp.op_errno, inode, &stbuf, + xdata, &postparent); + + if (xdata) + dict_unref(xdata); + + free(rsp.xdata.xdata_val); + + return 0; +} + +int +client3_3_readv_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + call_frame_t *frame = NULL; + struct iobref *iobref = NULL; + struct iovec vector[MAX_IOVEC] = { + {0}, + }; + struct iatt stat = { + 0, + }; + gfs3_read_rsp rsp = { + 0, + }; + int ret = 0, rspcount = 0; + clnt_local_t *local = NULL; + xlator_t *this = NULL; + dict_t *xdata = NULL; + + this = THIS; + + frame = myframe; + local = frame->local; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfs3_read_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + memset(vector, 0, sizeof(vector)); + + ret = client_post_readv(this, &rsp, &iobref, req->rsp_iobref, &stat, vector, + &req->rsp[1], &rspcount, &xdata); +out: + if (rsp.op_ret == -1) { + gf_smsg(this->name, GF_LOG_WARNING, gf_error_to_errno(rsp.op_errno), + PC_MSG_REMOTE_OP_FAILED, NULL); + } else if (rsp.op_ret >= 0) { + if (local->attempt_reopen) + client_attempt_reopen(local->fd, this); + } + CLIENT_STACK_UNWIND(readv, frame, rsp.op_ret, + gf_error_to_errno(rsp.op_errno), vector, rspcount, + &stat, iobref, xdata); + + free(rsp.xdata.xdata_val); + + if (xdata) + dict_unref(xdata); + + return 0; +} + +int +client3_3_release_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + call_frame_t *frame = NULL; + + frame = myframe; + STACK_DESTROY(frame->root); + return 0; +} +int +client3_3_releasedir_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + call_frame_t *frame = NULL; + + frame = myframe; + STACK_DESTROY(frame->root); + return 0; +} + +static int +client3_3_getactivelk_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + call_frame_t *frame = NULL; + gfs3_getactivelk_rsp rsp = { + 0, + }; + int32_t ret = 0; + lock_migration_info_t locklist; + xlator_t *this = NULL; + dict_t *xdata = NULL; + + this = THIS; + + frame = myframe; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfs3_getactivelk_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + INIT_LIST_HEAD(&locklist.list); + + if (rsp.op_ret > 0) { + clnt_unserialize_rsp_locklist(this, &rsp, &locklist); + } + + GF_PROTOCOL_DICT_UNSERIALIZE(this, xdata, (rsp.xdata.xdata_val), + (rsp.xdata.xdata_len), ret, rsp.op_errno, out); + +out: + if (rsp.op_ret == -1) { + gf_smsg(this->name, GF_LOG_WARNING, gf_error_to_errno(rsp.op_errno), + PC_MSG_REMOTE_OP_FAILED, NULL); + } + + CLIENT_STACK_UNWIND(getactivelk, frame, rsp.op_ret, + gf_error_to_errno(rsp.op_errno), &locklist, xdata); + + free(rsp.xdata.xdata_val); + + if (xdata) + dict_unref(xdata); + + clnt_getactivelk_rsp_cleanup(&rsp); + + return 0; +} + +static int +client3_3_setactivelk_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + call_frame_t *frame = NULL; + gfs3_getactivelk_rsp rsp = { + 0, + }; + int32_t ret = 0; + xlator_t *this = NULL; + dict_t *xdata = NULL; + + this = THIS; + + frame = myframe; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfs3_setactivelk_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + GF_PROTOCOL_DICT_UNSERIALIZE(this, xdata, (rsp.xdata.xdata_val), + (rsp.xdata.xdata_len), ret, rsp.op_errno, out); + +out: + if (rsp.op_ret == -1) { + gf_smsg(this->name, GF_LOG_WARNING, gf_error_to_errno(rsp.op_errno), + PC_MSG_REMOTE_OP_FAILED, NULL); + } + + CLIENT_STACK_UNWIND(setactivelk, frame, rsp.op_ret, + gf_error_to_errno(rsp.op_errno), xdata); + + free(rsp.xdata.xdata_val); + + if (xdata) + dict_unref(xdata); + + return 0; +} + +int32_t +client3_3_releasedir(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_conf_t *conf = NULL; + clnt_fd_ctx_t *fdctx = NULL; + clnt_args_t *args = NULL; + int64_t remote_fd = -1; + gf_boolean_t destroy = _gf_false; + + if (!this || !data) + goto out; + + args = data; + conf = this->private; + + pthread_spin_lock(&conf->fd_lock); + { + fdctx = this_fd_del_ctx(args->fd, this); + if (fdctx != NULL) { + remote_fd = fdctx->remote_fd; + + /* fdctx->remote_fd == -1 indicates a reopen attempt + in progress. Just mark ->released = 1 and let + reopen_cbk handle releasing + */ + + if (remote_fd == -1) { + fdctx->released = 1; + } else { + list_del_init(&fdctx->sfd_pos); + destroy = _gf_true; + } + } + } + pthread_spin_unlock(&conf->fd_lock); + + if (destroy) + client_fdctx_destroy(this, fdctx); + +out: + + return 0; +} + +int32_t +client3_3_release(call_frame_t *frame, xlator_t *this, void *data) +{ + int64_t remote_fd = -1; + clnt_conf_t *conf = NULL; + clnt_fd_ctx_t *fdctx = NULL; + clnt_args_t *args = NULL; + gf_boolean_t destroy = _gf_false; + + if (!this || !data) + goto out; + + args = data; + conf = this->private; + + pthread_spin_lock(&conf->fd_lock); + { + fdctx = this_fd_del_ctx(args->fd, this); + if (fdctx != NULL) { + remote_fd = fdctx->remote_fd; + + /* fdctx->remote_fd == -1 indicates a reopen attempt + in progress. Just mark ->released = 1 and let + reopen_cbk handle releasing + */ + if (remote_fd == -1) { + fdctx->released = 1; + } else { + list_del_init(&fdctx->sfd_pos); + destroy = _gf_true; + } + } + } + pthread_spin_unlock(&conf->fd_lock); + + if (destroy) + client_fdctx_destroy(this, fdctx); +out: + return 0; +} + +int32_t +client3_3_lookup(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_conf_t *conf = NULL; + clnt_local_t *local = NULL; + clnt_args_t *args = NULL; + gfs3_lookup_req req = { + { + 0, + }, + }; + int ret = 0; + int op_errno = ESTALE; + data_t *content = NULL; + struct iovec vector[MAX_IOVEC] = { + {0}, + }; + int count = 0; + struct iobref *rsp_iobref = NULL; + struct iobuf *rsp_iobuf = NULL; + struct iovec *rsphdr = NULL; + client_payload_t cp; + + if (!frame || !this || !data) + goto unwind; + + conf = this->private; + args = data; + local = mem_get0(this->local_pool); + if (!local) { + op_errno = ENOMEM; + goto unwind; + } + frame->local = local; + + if (!(args->loc && args->loc->inode)) + goto unwind; + + loc_copy(&local->loc, args->loc); + loc_path(&local->loc, NULL); + + if (args->xdata) { + content = dict_get_sizen(args->xdata, GF_CONTENT_KEY); + if (content != NULL) { + rsp_iobref = iobref_new(); + if (rsp_iobref == NULL) { + goto unwind; + } + + /* TODO: what is the size we should send ? */ + /* This change very much depends on quick-read + changes */ + rsp_iobuf = iobuf_get(this->ctx->iobuf_pool); + if (rsp_iobuf == NULL) { + goto unwind; + } + + iobref_add(rsp_iobref, rsp_iobuf); + memset(vector, 0, sizeof(vector)); + rsphdr = &vector[0]; + rsphdr->iov_base = iobuf_ptr(rsp_iobuf); + rsphdr->iov_len = iobuf_pagesize(rsp_iobuf); + count = 1; + local->iobref = rsp_iobref; + iobuf_unref(rsp_iobuf); + rsp_iobuf = NULL; + rsp_iobref = NULL; + } + } + + ret = client_pre_lookup(this, &req, args->loc, args->xdata); + if (ret) { + op_errno = -ret; + goto unwind; + } + + memset(&cp, 0, sizeof(client_payload_t)); + cp.rsphdr = rsphdr; + cp.rsphdr_cnt = count; + cp.rsp_iobref = local->iobref; + ret = client_submit_request(this, &req, frame, conf->fops, GFS3_OP_LOOKUP, + client3_3_lookup_cbk, &cp, + (xdrproc_t)xdr_gfs3_lookup_req); + + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + + GF_FREE(req.xdata.xdata_val); + + return 0; + +unwind: + CLIENT_STACK_UNWIND(lookup, frame, -1, op_errno, NULL, NULL, NULL, NULL); + + GF_FREE(req.xdata.xdata_val); + + if (rsp_iobref) + iobref_unref(rsp_iobref); + + return 0; +} + +int32_t +client3_3_stat(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_conf_t *conf = NULL; + clnt_args_t *args = NULL; + gfs3_stat_req req = { + { + 0, + }, + }; + int ret = 0; + int op_errno = ESTALE; + + if (!frame || !this || !data) + goto unwind; + + args = data; + conf = this->private; + + ret = client_pre_stat(this, &req, args->loc, args->xdata); + if (ret) { + op_errno = -ret; + goto unwind; + } + ret = client_submit_request(this, &req, frame, conf->fops, GFS3_OP_STAT, + client3_3_stat_cbk, NULL, + (xdrproc_t)xdr_gfs3_stat_req); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + + GF_FREE(req.xdata.xdata_val); + + return 0; +unwind: + CLIENT_STACK_UNWIND(stat, frame, -1, op_errno, NULL, NULL); + + GF_FREE(req.xdata.xdata_val); + + return 0; +} + +int32_t +client3_3_truncate(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_conf_t *conf = NULL; + clnt_args_t *args = NULL; + gfs3_truncate_req req = { + { + 0, + }, + }; + int ret = 0; + int op_errno = ESTALE; + + if (!frame || !this || !data) + goto unwind; + + args = data; + conf = this->private; + + ret = client_pre_truncate(this, &req, args->loc, args->offset, args->xdata); + if (ret) { + op_errno = -ret; + goto unwind; + } + ret = client_submit_request(this, &req, frame, conf->fops, GFS3_OP_TRUNCATE, + client3_3_truncate_cbk, NULL, + (xdrproc_t)xdr_gfs3_truncate_req); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + + GF_FREE(req.xdata.xdata_val); + + return 0; +unwind: + CLIENT_STACK_UNWIND(truncate, frame, -1, op_errno, NULL, NULL, NULL); + GF_FREE(req.xdata.xdata_val); + + return 0; +} + +int32_t +client3_3_ftruncate(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_args_t *args = NULL; + clnt_conf_t *conf = NULL; + gfs3_ftruncate_req req = { + { + 0, + }, + }; + int op_errno = EINVAL; + int ret = 0; + + if (!frame || !this || !data) + goto unwind; + + args = data; + + conf = this->private; + + ret = client_pre_ftruncate(this, &req, args->fd, args->offset, args->xdata); + if (ret) { + op_errno = -ret; + goto unwind; + } + ret = client_submit_request(this, &req, frame, conf->fops, + GFS3_OP_FTRUNCATE, client3_3_ftruncate_cbk, + NULL, (xdrproc_t)xdr_gfs3_ftruncate_req); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + + GF_FREE(req.xdata.xdata_val); + + return 0; +unwind: + CLIENT_STACK_UNWIND(ftruncate, frame, -1, op_errno, NULL, NULL, NULL); + GF_FREE(req.xdata.xdata_val); + + return 0; +} + +int32_t +client3_3_access(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_conf_t *conf = NULL; + clnt_args_t *args = NULL; + gfs3_access_req req = { + { + 0, + }, + }; + int ret = 0; + int op_errno = ESTALE; + + if (!frame || !this || !data) + goto unwind; + + args = data; + + conf = this->private; + + ret = client_pre_access(this, &req, args->loc, args->mask, args->xdata); + if (ret) { + op_errno = -ret; + goto unwind; + } + ret = client_submit_request(this, &req, frame, conf->fops, GFS3_OP_ACCESS, + client3_3_access_cbk, NULL, + (xdrproc_t)xdr_gfs3_access_req); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + + GF_FREE(req.xdata.xdata_val); + + return 0; +unwind: + CLIENT_STACK_UNWIND(access, frame, -1, op_errno, NULL); + GF_FREE(req.xdata.xdata_val); + + return 0; +} + +int32_t +client3_3_readlink(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_conf_t *conf = NULL; + clnt_args_t *args = NULL; + gfs3_readlink_req req = { + { + 0, + }, + }; + int ret = 0; + int op_errno = ESTALE; + clnt_local_t *local = NULL; + struct iobuf *rsp_iobuf = NULL; + struct iobref *rsp_iobref = NULL; + struct iovec *rsphdr = NULL; + int count = 0; + struct iovec vector[MAX_IOVEC] = { + {0}, + }; + client_payload_t cp; + + if (!frame || !this || !data) + goto unwind; + + args = data; + + conf = this->private; + + local = mem_get0(this->local_pool); + if (!local) { + op_errno = ENOMEM; + goto unwind; + } + + frame->local = local; + + ret = client_pre_readlink(this, &req, args->loc, args->size, args->xdata); + if (ret) { + op_errno = -ret; + goto unwind; + } + + rsp_iobref = iobref_new(); + if (rsp_iobref == NULL) { + goto unwind; + } + + rsp_iobuf = iobuf_get(this->ctx->iobuf_pool); + if (rsp_iobuf == NULL) { + goto unwind; + } + + rsphdr = &vector[0]; + rsphdr->iov_base = iobuf_ptr(rsp_iobuf); + rsphdr->iov_len = iobuf_pagesize(rsp_iobuf); + count = 1; + local->iobref = rsp_iobref; + iobref_add(rsp_iobref, rsp_iobuf); + iobuf_unref(rsp_iobuf); + rsp_iobuf = NULL; + rsp_iobref = NULL; + + memset(&cp, 0, sizeof(client_payload_t)); + cp.rsphdr = rsphdr; + cp.rsphdr_cnt = count; + cp.rsp_iobref = local->iobref; + ret = client_submit_request(this, &req, frame, conf->fops, GFS3_OP_READLINK, + client3_3_readlink_cbk, &cp, + (xdrproc_t)xdr_gfs3_readlink_req); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + + GF_FREE(req.xdata.xdata_val); + + return 0; +unwind: + if (rsp_iobref != NULL) { + iobref_unref(rsp_iobref); + } + + CLIENT_STACK_UNWIND(readlink, frame, -1, op_errno, NULL, NULL, NULL); + GF_FREE(req.xdata.xdata_val); + + return 0; +} + +int32_t +client3_3_unlink(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_conf_t *conf = NULL; + clnt_args_t *args = NULL; + gfs3_unlink_req req = { + { + 0, + }, + }; + int ret = 0; + int op_errno = 0; + + if (!frame || !this || !data) + goto unwind; + + args = data; + conf = this->private; + + ret = client_pre_unlink(this, &req, args->loc, args->flags, args->xdata); + if (ret) { + op_errno = -ret; + goto unwind; + } + ret = client_submit_request(this, &req, frame, conf->fops, GFS3_OP_UNLINK, + client3_3_unlink_cbk, NULL, + (xdrproc_t)xdr_gfs3_unlink_req); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + + GF_FREE(req.xdata.xdata_val); + + return 0; +unwind: + CLIENT_STACK_UNWIND(unlink, frame, -1, op_errno, NULL, NULL, NULL); + GF_FREE(req.xdata.xdata_val); + + return 0; +} + +int32_t +client3_3_rmdir(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_conf_t *conf = NULL; + clnt_args_t *args = NULL; + gfs3_rmdir_req req = { + { + 0, + }, + }; + int ret = 0; + int op_errno = ESTALE; + + if (!frame || !this || !data) + goto unwind; + + args = data; + conf = this->private; + + ret = client_pre_rmdir(this, &req, args->loc, args->flags, args->xdata); + + if (ret) { + op_errno = -ret; + goto unwind; + } + ret = client_submit_request(this, &req, frame, conf->fops, GFS3_OP_RMDIR, + client3_3_rmdir_cbk, NULL, + (xdrproc_t)xdr_gfs3_rmdir_req); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + GF_FREE(req.xdata.xdata_val); + + return 0; +unwind: + CLIENT_STACK_UNWIND(rmdir, frame, -1, op_errno, NULL, NULL, NULL); + GF_FREE(req.xdata.xdata_val); + + return 0; +} + +int32_t +client3_3_symlink(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_local_t *local = NULL; + clnt_conf_t *conf = NULL; + clnt_args_t *args = NULL; + gfs3_symlink_req req = { + { + 0, + }, + }; + int ret = 0; + int op_errno = ESTALE; + + if (!frame || !this || !data) + goto unwind; + + args = data; + conf = this->private; + + local = mem_get0(this->local_pool); + if (!local) { + op_errno = ENOMEM; + goto unwind; + } + + frame->local = local; + + if (!(args->loc && args->loc->parent)) + goto unwind; + + loc_copy(&local->loc, args->loc); + loc_path(&local->loc, NULL); + + local->loc2.path = gf_strdup(args->linkname); + + ret = client_pre_symlink(this, &req, args->loc, args->linkname, args->umask, + args->xdata); + if (ret) { + op_errno = -ret; + goto unwind; + } + ret = client_submit_request(this, &req, frame, conf->fops, GFS3_OP_SYMLINK, + client3_3_symlink_cbk, NULL, + (xdrproc_t)xdr_gfs3_symlink_req); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + + GF_FREE(req.xdata.xdata_val); + + return 0; +unwind: + + CLIENT_STACK_UNWIND(symlink, frame, -1, op_errno, NULL, NULL, NULL, NULL, + NULL); + + GF_FREE(req.xdata.xdata_val); + + return 0; +} + +int32_t +client3_3_rename(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_conf_t *conf = NULL; + clnt_args_t *args = NULL; + gfs3_rename_req req = { + { + 0, + }, + }; + int ret = 0; + int op_errno = ESTALE; + + if (!frame || !this || !data) + goto unwind; + + args = data; + conf = this->private; + + ret = client_pre_rename(this, &req, args->oldloc, args->newloc, + args->xdata); + if (ret) { + op_errno = -ret; + goto unwind; + } + ret = client_submit_request(this, &req, frame, conf->fops, GFS3_OP_RENAME, + client3_3_rename_cbk, NULL, + (xdrproc_t)xdr_gfs3_rename_req); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + + GF_FREE(req.xdata.xdata_val); + + return 0; +unwind: + CLIENT_STACK_UNWIND(rename, frame, -1, op_errno, NULL, NULL, NULL, NULL, + NULL, NULL); + + GF_FREE(req.xdata.xdata_val); + + return 0; +} + +int32_t +client3_3_link(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_local_t *local = NULL; + clnt_conf_t *conf = NULL; + clnt_args_t *args = NULL; + gfs3_link_req req = { + { + 0, + }, + }; + int ret = 0; + int op_errno = ESTALE; + + if (!frame || !this || !data) + goto unwind; + + args = data; + conf = this->private; + + local = mem_get0(this->local_pool); + if (!local) { + op_errno = ENOMEM; + goto unwind; + } + + frame->local = local; + + ret = client_pre_link(this, &req, args->oldloc, args->newloc, args->xdata); + if (ret) { + op_errno = -ret; + goto unwind; + } + + loc_copy(&local->loc, args->oldloc); + loc_path(&local->loc, NULL); + loc_copy(&local->loc2, args->newloc); + loc_path(&local->loc2, NULL); + + ret = client_submit_request(this, &req, frame, conf->fops, GFS3_OP_LINK, + client3_3_link_cbk, NULL, + (xdrproc_t)xdr_gfs3_link_req); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + + GF_FREE(req.xdata.xdata_val); + + return 0; +unwind: + CLIENT_STACK_UNWIND(link, frame, -1, op_errno, NULL, NULL, NULL, NULL, + NULL); + GF_FREE(req.xdata.xdata_val); + + return 0; +} + +int32_t +client3_3_mknod(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_local_t *local = NULL; + clnt_conf_t *conf = NULL; + clnt_args_t *args = NULL; + gfs3_mknod_req req = { + { + 0, + }, + }; + int ret = 0; + int op_errno = ESTALE; + + if (!frame || !this || !data) + goto unwind; + + args = data; + conf = this->private; + + local = mem_get0(this->local_pool); + if (!local) { + op_errno = ENOMEM; + goto unwind; + } + frame->local = local; + + loc_copy(&local->loc, args->loc); + loc_path(&local->loc, NULL); + + ret = client_pre_mknod(this, &req, args->loc, args->mode, args->rdev, + args->umask, args->xdata); + if (ret) { + op_errno = -ret; + goto unwind; + } + ret = client_submit_request(this, &req, frame, conf->fops, GFS3_OP_MKNOD, + client3_3_mknod_cbk, NULL, + (xdrproc_t)xdr_gfs3_mknod_req); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + GF_FREE(req.xdata.xdata_val); + + return 0; +unwind: + CLIENT_STACK_UNWIND(mknod, frame, -1, op_errno, NULL, NULL, NULL, NULL, + NULL); + + GF_FREE(req.xdata.xdata_val); + + return 0; +} + +int32_t +client3_3_mkdir(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_local_t *local = NULL; + clnt_conf_t *conf = NULL; + clnt_args_t *args = NULL; + gfs3_mkdir_req req = { + { + 0, + }, + }; + int ret = 0; + int op_errno = ESTALE; + + if (!frame || !this || !data) + goto unwind; + + args = data; + conf = this->private; + + if (!args->xdata || !dict_get_sizen(args->xdata, "gfid-req")) { + op_errno = EPERM; + gf_msg_callingfn(this->name, GF_LOG_WARNING, op_errno, PC_MSG_GFID_NULL, + "mkdir: %s is received " + "without gfid-req %p", + args->loc->path, args->xdata); + goto unwind; + } + + local = mem_get0(this->local_pool); + if (!local) { + op_errno = ENOMEM; + goto unwind; + } + frame->local = local; + + if (!(args->loc && args->loc->parent)) + goto unwind; + + loc_copy(&local->loc, args->loc); + loc_path(&local->loc, NULL); + + ret = client_pre_mkdir(this, &req, args->loc, args->mode, args->umask, + args->xdata); + if (ret) { + op_errno = -ret; + goto unwind; + } + ret = client_submit_request(this, &req, frame, conf->fops, GFS3_OP_MKDIR, + client3_3_mkdir_cbk, NULL, + (xdrproc_t)xdr_gfs3_mkdir_req); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + GF_FREE(req.xdata.xdata_val); + + return 0; +unwind: + CLIENT_STACK_UNWIND(mkdir, frame, -1, op_errno, NULL, NULL, NULL, NULL, + NULL); + + GF_FREE(req.xdata.xdata_val); + + return 0; +} + +int32_t +client3_3_create(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_local_t *local = NULL; + clnt_conf_t *conf = NULL; + clnt_args_t *args = NULL; + gfs3_create_req req = { + { + 0, + }, + }; + int ret = 0; + int op_errno = ESTALE; + + if (!frame || !this || !data) + goto unwind; + + args = data; + conf = this->private; + + local = mem_get0(this->local_pool); + if (!local) { + op_errno = ENOMEM; + goto unwind; + } + frame->local = local; + + local->fd = fd_ref(args->fd); + local->flags = args->flags; + + loc_copy(&local->loc, args->loc); + loc_path(&local->loc, NULL); + + ret = client_pre_create(this, &req, args->loc, args->fd, args->mode, + args->flags, args->umask, args->xdata); + if (ret) { + op_errno = -ret; + goto unwind; + } + ret = client_submit_request(this, &req, frame, conf->fops, GFS3_OP_CREATE, + client3_3_create_cbk, NULL, + (xdrproc_t)xdr_gfs3_create_req); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + + GF_FREE(req.xdata.xdata_val); + + return 0; +unwind: + CLIENT_STACK_UNWIND(create, frame, -1, op_errno, NULL, NULL, NULL, NULL, + NULL, NULL); + + GF_FREE(req.xdata.xdata_val); + + return 0; +} + +int32_t +client3_3_open(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_local_t *local = NULL; + clnt_conf_t *conf = NULL; + clnt_args_t *args = NULL; + gfs3_open_req req = { + { + 0, + }, + }; + int ret = 0; + int op_errno = ESTALE; + + if (!frame || !this || !data) + goto unwind; + + args = data; + + conf = this->private; + + local = mem_get0(this->local_pool); + if (!local) { + op_errno = ENOMEM; + goto unwind; + } + frame->local = local; + + local->flags = args->flags; + + local->fd = fd_ref(args->fd); + loc_copy(&local->loc, args->loc); + loc_path(&local->loc, NULL); + + ret = client_pre_open(this, &req, args->loc, args->fd, args->flags, + args->xdata); + + if (ret) { + op_errno = -ret; + goto unwind; + } + ret = client_submit_request(this, &req, frame, conf->fops, GFS3_OP_OPEN, + client3_3_open_cbk, NULL, + (xdrproc_t)xdr_gfs3_open_req); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + + GF_FREE(req.xdata.xdata_val); + + return 0; +unwind: + CLIENT_STACK_UNWIND(open, frame, -1, op_errno, NULL, NULL); + + GF_FREE(req.xdata.xdata_val); + + return 0; +} + +int32_t +client3_3_readv(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_args_t *args = NULL; + clnt_conf_t *conf = NULL; + clnt_local_t *local = NULL; + int op_errno = ESTALE; + gfs3_read_req req = { + { + 0, + }, + }; + int ret = 0; + struct iovec rsp_vec = { + 0, + }; + struct iobuf *rsp_iobuf = NULL; + struct iobref *rsp_iobref = NULL; + client_payload_t cp; + + if (!frame || !this || !data) + goto unwind; + + args = data; + conf = this->private; + + ret = client_pre_readv(this, &req, args->fd, args->size, args->offset, + args->flags, args->xdata); + if (ret) { + op_errno = -ret; + goto unwind; + } + + ret = client_fd_fop_prepare_local(frame, args->fd, req.fd); + if (ret) { + op_errno = -ret; + goto unwind; + } + local = frame->local; + + rsp_iobuf = iobuf_get2(this->ctx->iobuf_pool, args->size); + if (rsp_iobuf == NULL) { + op_errno = ENOMEM; + goto unwind; + } + + rsp_iobref = iobref_new(); + if (rsp_iobref == NULL) { + op_errno = ENOMEM; + goto unwind; + } + + rsp_vec.iov_base = iobuf_ptr(rsp_iobuf); + rsp_vec.iov_len = iobuf_pagesize(rsp_iobuf); + + iobref_add(rsp_iobref, rsp_iobuf); + iobuf_unref(rsp_iobuf); + rsp_iobuf = NULL; + + if (args->size > rsp_vec.iov_len) { + gf_smsg(this->name, GF_LOG_WARNING, ENOMEM, PC_MSG_BIGGER_SIZE, + "read-size=%lu", (unsigned long)args->size, "iobuf size=%lu", + (unsigned long)rsp_vec.iov_len, NULL); + op_errno = EINVAL; + goto unwind; + } + + local->iobref = rsp_iobref; + rsp_iobref = NULL; + + memset(&cp, 0, sizeof(client_payload_t)); + cp.rsp_payload = &rsp_vec; + cp.rsp_payload_cnt = 1; + cp.rsp_iobref = local->iobref; + ret = client_submit_request(this, &req, frame, conf->fops, GFS3_OP_READ, + client3_3_readv_cbk, &cp, + (xdrproc_t)xdr_gfs3_read_req); + if (ret) { + // unwind is done in the cbk + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + + GF_FREE(req.xdata.xdata_val); + + return 0; +unwind: + if (rsp_iobuf) + iobuf_unref(rsp_iobuf); + + if (rsp_iobref) + iobref_unref(rsp_iobref); + + CLIENT_STACK_UNWIND(readv, frame, -1, op_errno, NULL, 0, NULL, NULL, NULL); + GF_FREE(req.xdata.xdata_val); + + return 0; +} + +int32_t +client3_3_writev(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_args_t *args = NULL; + clnt_conf_t *conf = NULL; + gfs3_write_req req = { + { + 0, + }, + }; + int op_errno = ESTALE; + int ret = 0; + client_payload_t cp; + + if (!frame || !this || !data) + goto unwind; + + args = data; + conf = this->private; + + ret = client_pre_writev(this, &req, args->fd, args->size, args->offset, + args->flags, &args->xdata); + + if (ret) { + op_errno = -ret; + goto unwind; + } + + ret = client_fd_fop_prepare_local(frame, args->fd, req.fd); + if (ret) { + op_errno = -ret; + goto unwind; + } + + memset(&cp, 0, sizeof(client_payload_t)); + cp.iobref = args->iobref; + cp.payload = args->vector; + cp.payload_cnt = args->count; + ret = client_submit_request(this, &req, frame, conf->fops, GFS3_OP_WRITE, + client3_3_writev_cbk, &cp, + (xdrproc_t)xdr_gfs3_write_req); + if (ret) { + /* + * If the lower layers fail to submit a request, they'll also + * do the unwind for us (see rpc_clnt_submit), so don't unwind + * here in such cases. + */ + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + + GF_FREE(req.xdata.xdata_val); + + return 0; + +unwind: + CLIENT_STACK_UNWIND(writev, frame, -1, op_errno, NULL, NULL, NULL); + GF_FREE(req.xdata.xdata_val); + + return 0; +} + +int32_t +client3_3_flush(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_args_t *args = NULL; + gfs3_flush_req req = { + { + 0, + }, + }; + clnt_conf_t *conf = NULL; + clnt_local_t *local = NULL; + int op_errno = ESTALE; + int ret = 0; + + if (!frame || !this || !data) + goto unwind; + + args = data; + conf = this->private; + + local = mem_get0(this->local_pool); + if (!local) { + op_errno = ENOMEM; + goto unwind; + } + + frame->local = local; + + local->fd = fd_ref(args->fd); + local->owner = frame->root->lk_owner; + ret = client_pre_flush(this, &req, args->fd, args->xdata); + if (ret) { + op_errno = -ret; + if (op_errno == EBADF) { + ret = delete_granted_locks_owner(local->fd, &local->owner); + gf_msg_trace(this->name, 0, + "deleting locks of owner (%s) returned %d", + lkowner_utoa(&local->owner), ret); + } + + goto unwind; + } + + ret = client_submit_request(this, &req, frame, conf->fops, GFS3_OP_FLUSH, + client3_3_flush_cbk, NULL, + (xdrproc_t)xdr_gfs3_flush_req); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + + GF_FREE(req.xdata.xdata_val); + + return 0; + +unwind: + CLIENT_STACK_UNWIND(flush, frame, -1, op_errno, NULL); + GF_FREE(req.xdata.xdata_val); + + return 0; +} + +int32_t +client3_3_fsync(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_args_t *args = NULL; + gfs3_fsync_req req = { + { + 0, + }, + }; + clnt_conf_t *conf = NULL; + int op_errno = 0; + int ret = 0; + + if (!frame || !this || !data) + goto unwind; + + args = data; + conf = this->private; + + ret = client_pre_fsync(this, &req, args->fd, args->flags, args->xdata); + if (ret) { + op_errno = -ret; + goto unwind; + } + ret = client_submit_request(this, &req, frame, conf->fops, GFS3_OP_FSYNC, + client3_3_fsync_cbk, NULL, + (xdrproc_t)xdr_gfs3_fsync_req); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + + GF_FREE(req.xdata.xdata_val); + + return 0; + +unwind: + CLIENT_STACK_UNWIND(fsync, frame, -1, op_errno, NULL, NULL, NULL); + GF_FREE(req.xdata.xdata_val); + + return 0; +} + +int32_t +client3_3_fstat(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_args_t *args = NULL; + gfs3_fstat_req req = { + { + 0, + }, + }; + clnt_conf_t *conf = NULL; + int op_errno = ESTALE; + int ret = 0; + + if (!frame || !this || !data) + goto unwind; + + args = data; + conf = this->private; + + ret = client_pre_fstat(this, &req, args->fd, args->xdata); + + if (ret) { + op_errno = -ret; + goto unwind; + } + + ret = client_submit_request(this, &req, frame, conf->fops, GFS3_OP_FSTAT, + client3_3_fstat_cbk, NULL, + (xdrproc_t)xdr_gfs3_fstat_req); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + + GF_FREE(req.xdata.xdata_val); + + return 0; + +unwind: + CLIENT_STACK_UNWIND(fstat, frame, -1, op_errno, NULL, NULL); + GF_FREE(req.xdata.xdata_val); + + return 0; +} + +int32_t +client3_3_opendir(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_local_t *local = NULL; + clnt_conf_t *conf = NULL; + clnt_args_t *args = NULL; + gfs3_opendir_req req = { + { + 0, + }, + }; + int ret = 0; + int op_errno = ESTALE; + + if (!frame || !this || !data) + goto unwind; + + args = data; + conf = this->private; + + local = mem_get0(this->local_pool); + if (!local) { + op_errno = ENOMEM; + goto unwind; + } + frame->local = local; + + local->fd = fd_ref(args->fd); + loc_copy(&local->loc, args->loc); + loc_path(&local->loc, NULL); + + ret = client_pre_opendir(this, &req, args->loc, args->fd, args->xdata); + if (ret) { + op_errno = -ret; + goto unwind; + } + ret = client_submit_request(this, &req, frame, conf->fops, GFS3_OP_OPENDIR, + client3_3_opendir_cbk, NULL, + (xdrproc_t)xdr_gfs3_opendir_req); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + + GF_FREE(req.xdata.xdata_val); + + return 0; + +unwind: + CLIENT_STACK_UNWIND(opendir, frame, -1, op_errno, NULL, NULL); + + GF_FREE(req.xdata.xdata_val); + + return 0; +} + +int32_t +client3_3_fsyncdir(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_args_t *args = NULL; + clnt_conf_t *conf = NULL; + gfs3_fsyncdir_req req = { + { + 0, + }, + }; + int ret = 0; + int32_t op_errno = ESTALE; + + if (!frame || !this || !data) + goto unwind; + + args = data; + conf = this->private; + + ret = client_pre_fsyncdir(this, &req, args->fd, args->flags, args->xdata); + if (ret) { + op_errno = -ret; + goto unwind; + } + ret = client_submit_request(this, &req, frame, conf->fops, GFS3_OP_FSYNCDIR, + client3_3_fsyncdir_cbk, NULL, + (xdrproc_t)xdr_gfs3_fsyncdir_req); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + + GF_FREE(req.xdata.xdata_val); + + return 0; + +unwind: + CLIENT_STACK_UNWIND(fsyncdir, frame, -1, op_errno, NULL); + GF_FREE(req.xdata.xdata_val); + + return 0; +} + +int32_t +client3_3_statfs(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_conf_t *conf = NULL; + clnt_args_t *args = NULL; + gfs3_statfs_req req = { + { + 0, + }, + }; + int ret = 0; + int op_errno = ESTALE; + + if (!frame || !this || !data) + goto unwind; + + args = data; + + conf = this->private; + + ret = client_pre_statfs(this, &req, args->loc, args->xdata); + if (ret) { + op_errno = -ret; + goto unwind; + } + ret = client_submit_request(this, &req, frame, conf->fops, GFS3_OP_STATFS, + client3_3_statfs_cbk, NULL, + (xdrproc_t)xdr_gfs3_statfs_req); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + + GF_FREE(req.xdata.xdata_val); + + return 0; + +unwind: + CLIENT_STACK_UNWIND(statfs, frame, -1, op_errno, NULL, NULL); + GF_FREE(req.xdata.xdata_val); + + return 0; +} + +int32_t +client3_3_setxattr(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_conf_t *conf = NULL; + clnt_args_t *args = NULL; + gfs3_setxattr_req req = { + { + 0, + }, + }; + int ret = 0; + int op_errno = ESTALE; + + if (!frame || !this || !data) + goto unwind; + + args = data; + conf = this->private; + + ret = client_pre_setxattr(this, &req, args->loc, args->xattr, args->flags, + args->xdata); + if (ret) { + op_errno = -ret; + goto unwind; + } + ret = client_submit_request(this, &req, frame, conf->fops, GFS3_OP_SETXATTR, + client3_3_setxattr_cbk, NULL, + (xdrproc_t)xdr_gfs3_setxattr_req); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + GF_FREE(req.dict.dict_val); + + GF_FREE(req.xdata.xdata_val); + + return 0; +unwind: + CLIENT_STACK_UNWIND(setxattr, frame, -1, op_errno, NULL); + GF_FREE(req.dict.dict_val); + + GF_FREE(req.xdata.xdata_val); + + return 0; +} + +int32_t +client3_3_fsetxattr(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_args_t *args = NULL; + clnt_conf_t *conf = NULL; + gfs3_fsetxattr_req req = { + { + 0, + }, + }; + int op_errno = ESTALE; + int ret = 0; + + if (!frame || !this || !data) + goto unwind; + + args = data; + conf = this->private; + + ret = client_pre_fsetxattr(this, &req, args->fd, args->flags, args->xattr, + args->xdata); + if (ret) { + op_errno = -ret; + goto unwind; + } + ret = client_submit_request(this, &req, frame, conf->fops, + GFS3_OP_FSETXATTR, client3_3_fsetxattr_cbk, + NULL, (xdrproc_t)xdr_gfs3_fsetxattr_req); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + + GF_FREE(req.dict.dict_val); + + GF_FREE(req.xdata.xdata_val); + + return 0; +unwind: + CLIENT_STACK_UNWIND(fsetxattr, frame, -1, op_errno, NULL); + GF_FREE(req.dict.dict_val); + + GF_FREE(req.xdata.xdata_val); + + return 0; +} + +int32_t +client3_3_fgetxattr(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_args_t *args = NULL; + clnt_conf_t *conf = NULL; + gfs3_fgetxattr_req req = { + { + 0, + }, + }; + int op_errno = ESTALE; + int ret = 0; + int count = 0; + clnt_local_t *local = NULL; + struct iobref *rsp_iobref = NULL; + struct iobuf *rsp_iobuf = NULL; + struct iovec *rsphdr = NULL; + struct iovec vector[MAX_IOVEC] = { + {0}, + }; + client_payload_t cp; + + if (!frame || !this || !data) + goto unwind; + + args = data; + conf = this->private; + + local = mem_get0(this->local_pool); + if (!local) { + op_errno = ENOMEM; + goto unwind; + } + frame->local = local; + + rsp_iobref = iobref_new(); + if (rsp_iobref == NULL) { + op_errno = ENOMEM; + goto unwind; + } + + /* TODO: what is the size we should send ? */ + rsp_iobuf = iobuf_get2(this->ctx->iobuf_pool, 8 * GF_UNIT_KB); + if (rsp_iobuf == NULL) { + op_errno = ENOMEM; + goto unwind; + } + + rsphdr = &vector[0]; + rsphdr->iov_base = iobuf_ptr(rsp_iobuf); + rsphdr->iov_len = iobuf_pagesize(rsp_iobuf); + ; + count = 1; + local->iobref = rsp_iobref; + iobref_add(rsp_iobref, rsp_iobuf); + iobuf_unref(rsp_iobuf); + rsp_iobuf = NULL; + rsp_iobref = NULL; + + ret = client_pre_fgetxattr(this, &req, args->fd, args->name, args->xdata); + if (ret) { + op_errno = -ret; + goto unwind; + } + + memset(&cp, 0, sizeof(client_payload_t)); + cp.rsphdr = rsphdr; + cp.rsphdr_cnt = count; + cp.rsp_iobref = local->iobref; + ret = client_submit_request(this, &req, frame, conf->fops, + GFS3_OP_FGETXATTR, client3_3_fgetxattr_cbk, &cp, + (xdrproc_t)xdr_gfs3_fgetxattr_req); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + + GF_FREE(req.xdata.xdata_val); + + return 0; +unwind: + CLIENT_STACK_UNWIND(fgetxattr, frame, -1, op_errno, NULL, NULL); + + if (rsp_iobref) + iobref_unref(rsp_iobref); + + GF_FREE(req.xdata.xdata_val); + + return 0; +} + +int32_t +client3_3_getxattr(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_conf_t *conf = NULL; + clnt_args_t *args = NULL; + gfs3_getxattr_req req = { + { + 0, + }, + }; + dict_t *dict = NULL; + int ret = 0; + int32_t op_ret = -1; + int op_errno = ESTALE; + int count = 0; + clnt_local_t *local = NULL; + struct iobref *rsp_iobref = NULL; + struct iobuf *rsp_iobuf = NULL; + struct iovec *rsphdr = NULL; + struct iovec vector[MAX_IOVEC] = { + {0}, + }; + client_payload_t cp; + + if (!frame || !this || !data) { + op_errno = 0; + goto unwind; + } + + args = data; + + local = mem_get0(this->local_pool); + if (!local) { + op_errno = ENOMEM; + goto unwind; + } + + frame->local = local; + + loc_copy(&local->loc, args->loc); + loc_path(&local->loc, NULL); + + if (args->name) + local->name = gf_strdup(args->name); + + rsp_iobref = iobref_new(); + if (rsp_iobref == NULL) { + op_errno = ENOMEM; + goto unwind; + } + + /* TODO: what is the size we should send ? */ + rsp_iobuf = iobuf_get2(this->ctx->iobuf_pool, 8 * GF_UNIT_KB); + if (rsp_iobuf == NULL) { + op_errno = ENOMEM; + goto unwind; + } + + rsphdr = &vector[0]; + rsphdr->iov_base = iobuf_ptr(rsp_iobuf); + rsphdr->iov_len = iobuf_pagesize(rsp_iobuf); + count = 1; + local->iobref = rsp_iobref; + iobref_add(rsp_iobref, rsp_iobuf); + iobuf_unref(rsp_iobuf); + rsp_iobuf = NULL; + rsp_iobref = NULL; + + conf = this->private; + + if (args && args->name) { + if (is_client_dump_locks_cmd((char *)args->name)) { + dict = dict_new(); + + if (!dict) { + op_errno = ENOMEM; + goto unwind; + } + + ret = client_dump_locks((char *)args->name, args->loc->inode, dict); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, EINVAL, + PC_MSG_CLIENT_DUMP_LOCKS_FAILED, NULL); + op_errno = ENOMEM; + goto unwind; + } + + GF_ASSERT(dict); + op_ret = 0; + op_errno = 0; + goto unwind; + } + } + + ret = client_pre_getxattr(this, &req, args->loc, args->name, args->xdata); + if (ret) { + op_errno = -ret; + goto unwind; + } + + memset(&cp, 0, sizeof(client_payload_t)); + cp.rsphdr = rsphdr; + cp.rsphdr_cnt = count; + cp.rsp_iobref = local->iobref; + ret = client_submit_request(this, &req, frame, conf->fops, GFS3_OP_GETXATTR, + client3_3_getxattr_cbk, &cp, + (xdrproc_t)xdr_gfs3_getxattr_req); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + + GF_FREE(req.xdata.xdata_val); + + return 0; +unwind: + if (rsp_iobref) + iobref_unref(rsp_iobref); + + CLIENT_STACK_UNWIND(getxattr, frame, op_ret, op_errno, dict, NULL); + + if (dict) { + dict_unref(dict); + } + + GF_FREE(req.xdata.xdata_val); + + return 0; +} + +int32_t +client3_3_xattrop(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_conf_t *conf = NULL; + clnt_args_t *args = NULL; + gfs3_xattrop_req req = { + { + 0, + }, + }; + int ret = 0; + int op_errno = ESTALE; + int count = 0; + clnt_local_t *local = NULL; + struct iobref *rsp_iobref = NULL; + struct iobuf *rsp_iobuf = NULL; + struct iovec *rsphdr = NULL; + struct iovec vector[MAX_IOVEC] = { + {0}, + }; + client_payload_t cp; + + if (!frame || !this || !data) + goto unwind; + + args = data; + + if (!(args->loc && args->loc->inode)) + goto unwind; + + local = mem_get0(this->local_pool); + if (!local) { + op_errno = ENOMEM; + goto unwind; + } + frame->local = local; + + rsp_iobref = iobref_new(); + if (rsp_iobref == NULL) { + op_errno = ENOMEM; + goto unwind; + } + + /* TODO: what is the size we should send ? */ + rsp_iobuf = iobuf_get2(this->ctx->iobuf_pool, 8 * GF_UNIT_KB); + if (rsp_iobuf == NULL) { + op_errno = ENOMEM; + goto unwind; + } + + rsphdr = &vector[0]; + rsphdr->iov_base = iobuf_ptr(rsp_iobuf); + rsphdr->iov_len = iobuf_pagesize(rsp_iobuf); + count = 1; + local->iobref = rsp_iobref; + iobref_add(rsp_iobref, rsp_iobuf); + iobuf_unref(rsp_iobuf); + rsp_iobuf = NULL; + rsp_iobref = NULL; + + loc_copy(&local->loc, args->loc); + loc_path(&local->loc, NULL); + conf = this->private; + + ret = client_pre_xattrop(this, &req, args->loc, args->xattr, args->flags, + args->xdata); + if (ret) { + op_errno = -ret; + goto unwind; + } + + memset(&cp, 0, sizeof(client_payload_t)); + cp.rsphdr = rsphdr; + cp.rsphdr_cnt = count; + cp.rsp_iobref = local->iobref; + ret = client_submit_request(this, &req, frame, conf->fops, GFS3_OP_XATTROP, + client3_3_xattrop_cbk, &cp, + (xdrproc_t)xdr_gfs3_xattrop_req); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + + GF_FREE(req.dict.dict_val); + + GF_FREE(req.xdata.xdata_val); + + return 0; +unwind: + CLIENT_STACK_UNWIND(xattrop, frame, -1, op_errno, NULL, NULL); + + GF_FREE(req.dict.dict_val); + + if (rsp_iobref) + iobref_unref(rsp_iobref); + + GF_FREE(req.xdata.xdata_val); + + return 0; +} + +int32_t +client3_3_fxattrop(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_args_t *args = NULL; + clnt_conf_t *conf = NULL; + clnt_local_t *local = NULL; + gfs3_fxattrop_req req = { + { + 0, + }, + }; + int op_errno = ESTALE; + int ret = 0; + int count = 0; + struct iobref *rsp_iobref = NULL; + struct iobuf *rsp_iobuf = NULL; + struct iovec *rsphdr = NULL; + struct iovec vector[MAX_IOVEC] = { + {0}, + }; + client_payload_t cp; + + if (!frame || !this || !data) + goto unwind; + + args = data; + conf = this->private; + + ret = client_pre_fxattrop(this, &req, args->fd, args->xattr, args->flags, + args->xdata); + if (ret) { + op_errno = -ret; + goto unwind; + } + ret = client_fd_fop_prepare_local(frame, args->fd, req.fd); + if (ret) { + op_errno = -ret; + goto unwind; + } + + local = frame->local; + + rsp_iobref = iobref_new(); + if (rsp_iobref == NULL) { + op_errno = ENOMEM; + goto unwind; + } + + /* TODO: what is the size we should send ? */ + rsp_iobuf = iobuf_get2(this->ctx->iobuf_pool, 8 * GF_UNIT_KB); + if (rsp_iobuf == NULL) { + op_errno = ENOMEM; + goto unwind; + } + + rsphdr = &vector[0]; + rsphdr->iov_base = iobuf_ptr(rsp_iobuf); + rsphdr->iov_len = iobuf_pagesize(rsp_iobuf); + count = 1; + local->iobref = rsp_iobref; + iobref_add(rsp_iobref, rsp_iobuf); + iobuf_unref(rsp_iobuf); + rsp_iobuf = NULL; + rsp_iobref = NULL; + + memset(&cp, 0, sizeof(client_payload_t)); + cp.rsphdr = rsphdr; + cp.rsphdr_cnt = count; + cp.rsp_iobref = local->iobref; + ret = client_submit_request(this, &req, frame, conf->fops, GFS3_OP_FXATTROP, + client3_3_fxattrop_cbk, &cp, + (xdrproc_t)xdr_gfs3_fxattrop_req); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + + GF_FREE(req.dict.dict_val); + + GF_FREE(req.xdata.xdata_val); + + return 0; +unwind: + CLIENT_STACK_UNWIND(fxattrop, frame, -1, op_errno, NULL, NULL); + + GF_FREE(req.dict.dict_val); + + if (rsp_iobref) + iobref_unref(rsp_iobref); + + GF_FREE(req.xdata.xdata_val); + + return 0; +} + +int32_t +client3_3_removexattr(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_conf_t *conf = NULL; + clnt_args_t *args = NULL; + gfs3_removexattr_req req = { + { + 0, + }, + }; + int ret = 0; + int op_errno = ESTALE; + + if (!frame || !this || !data) + goto unwind; + + args = data; + conf = this->private; + + ret = client_pre_removexattr(this, &req, args->loc, args->name, + args->xdata); + if (ret) { + op_errno = -ret; + goto unwind; + } + ret = client_submit_request(this, &req, frame, conf->fops, + GFS3_OP_REMOVEXATTR, client3_3_removexattr_cbk, + NULL, (xdrproc_t)xdr_gfs3_removexattr_req); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + + GF_FREE(req.xdata.xdata_val); + + return 0; +unwind: + CLIENT_STACK_UNWIND(removexattr, frame, -1, op_errno, NULL); + GF_FREE(req.xdata.xdata_val); + + return 0; +} + +int32_t +client3_3_fremovexattr(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_conf_t *conf = NULL; + clnt_args_t *args = NULL; + gfs3_fremovexattr_req req = { + { + 0, + }, + }; + int ret = 0; + int op_errno = ESTALE; + + if (!frame || !this || !data) + goto unwind; + + args = data; + + conf = this->private; + + ret = client_pre_fremovexattr(this, &req, args->fd, args->name, + args->xdata); + if (ret) { + op_errno = -ret; + goto unwind; + } + ret = client_submit_request( + this, &req, frame, conf->fops, GFS3_OP_FREMOVEXATTR, + client3_3_fremovexattr_cbk, NULL, (xdrproc_t)xdr_gfs3_fremovexattr_req); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + + GF_FREE(req.xdata.xdata_val); + + return 0; +unwind: + CLIENT_STACK_UNWIND(fremovexattr, frame, -1, op_errno, NULL); + GF_FREE(req.xdata.xdata_val); + + return 0; +} + +int32_t +client3_3_lease(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_args_t *args = NULL; + gfs3_lease_req req = { + { + 0, + }, + }; + clnt_conf_t *conf = NULL; + int op_errno = ESTALE; + int ret = 0; + + GF_VALIDATE_OR_GOTO("client", this, unwind); + GF_VALIDATE_OR_GOTO(this->name, frame, unwind); + GF_VALIDATE_OR_GOTO(this->name, data, unwind); + + args = data; + conf = this->private; + + ret = client_pre_lease(this, &req, args->loc, args->lease, args->xdata); + if (ret < 0) { + op_errno = -ret; + goto unwind; + } + ret = client_submit_request(this, &req, frame, conf->fops, GFS3_OP_LEASE, + client3_3_lease_cbk, NULL, + (xdrproc_t)xdr_gfs3_lease_req); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + + GF_FREE(req.xdata.xdata_val); + + return 0; +unwind: + CLIENT_STACK_UNWIND(lease, frame, -1, op_errno, NULL, NULL); + GF_FREE(req.xdata.xdata_val); + + return 0; +} + +int32_t +client3_3_lk(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_args_t *args = NULL; + gfs3_lk_req req = { + { + 0, + }, + }; + int32_t gf_cmd = 0; + clnt_local_t *local = NULL; + clnt_conf_t *conf = NULL; + int op_errno = ESTALE; + int ret = 0; + + if (!frame || !this || !data) + goto unwind; + + args = data; + conf = this->private; + local = mem_get0(this->local_pool); + if (!local) { + op_errno = ENOMEM; + goto unwind; + } + frame->local = local; + + ret = client_cmd_to_gf_cmd(args->cmd, &gf_cmd); + if (ret) { + op_errno = EINVAL; + gf_smsg(this->name, GF_LOG_WARNING, EINVAL, PC_MSG_UNKNOWN_CMD, + "gf_cmd=%d", gf_cmd, NULL); + goto unwind; + } + + local->owner = frame->root->lk_owner; + local->cmd = args->cmd; + local->fd = fd_ref(args->fd); + + ret = client_pre_lk(this, &req, args->cmd, args->flock, args->fd, + args->xdata); + if (ret) { + op_errno = -ret; + + if ((op_errno == EBADF) && (args->flock->l_type == F_UNLCK) && + client_is_setlk(local->cmd)) { + client_add_lock_for_recovery(local->fd, args->flock, &local->owner, + local->cmd); + } + + goto unwind; + } + + ret = client_submit_request(this, &req, frame, conf->fops, GFS3_OP_LK, + client3_3_lk_cbk, NULL, + (xdrproc_t)xdr_gfs3_lk_req); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + + GF_FREE(req.xdata.xdata_val); + + return 0; +unwind: + CLIENT_STACK_UNWIND(lk, frame, -1, op_errno, NULL, NULL); + GF_FREE(req.xdata.xdata_val); + + return 0; +} + +int32_t +client3_3_inodelk(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_conf_t *conf = NULL; + clnt_args_t *args = NULL; + gfs3_inodelk_req req = { + { + 0, + }, + }; + int ret = 0; + int op_errno = ESTALE; + + if (!frame || !this || !data) + goto unwind; + + args = data; + conf = this->private; + + ret = client_pre_inodelk(this, &req, args->loc, args->cmd, args->flock, + args->volume, args->xdata); + if (ret) { + op_errno = -ret; + goto unwind; + } + ret = client_submit_request(this, &req, frame, conf->fops, GFS3_OP_INODELK, + client3_3_inodelk_cbk, NULL, + (xdrproc_t)xdr_gfs3_inodelk_req); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + + GF_FREE(req.xdata.xdata_val); + + return 0; +unwind: + CLIENT_STACK_UNWIND(inodelk, frame, -1, op_errno, NULL); + GF_FREE(req.xdata.xdata_val); + + return 0; +} + +int32_t +client3_3_finodelk(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_args_t *args = NULL; + gfs3_finodelk_req req = { + { + 0, + }, + }; + clnt_conf_t *conf = NULL; + int op_errno = ESTALE; + int ret = 0; + + if (!frame || !this || !data) + goto unwind; + + args = data; + conf = this->private; + + ret = client_pre_finodelk(this, &req, args->fd, args->cmd, args->flock, + args->volume, args->xdata); + if (ret) { + op_errno = -ret; + goto unwind; + } + + ret = client_fd_fop_prepare_local(frame, args->fd, req.fd); + if (ret) { + op_errno = -ret; + goto unwind; + } + + ret = client_submit_request(this, &req, frame, conf->fops, GFS3_OP_FINODELK, + client3_3_finodelk_cbk, NULL, + (xdrproc_t)xdr_gfs3_finodelk_req); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + + GF_FREE(req.xdata.xdata_val); + return 0; +unwind: + CLIENT_STACK_UNWIND(finodelk, frame, -1, op_errno, NULL); + GF_FREE(req.xdata.xdata_val); + + return 0; +} + +int32_t +client3_3_entrylk(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_conf_t *conf = NULL; + clnt_args_t *args = NULL; + gfs3_entrylk_req req = { + { + 0, + }, + }; + int ret = 0; + int op_errno = ESTALE; + + if (!frame || !this || !data) + goto unwind; + + args = data; + + conf = this->private; + + ret = client_pre_entrylk(this, &req, args->loc, args->cmd_entrylk, + args->type, args->volume, args->basename, + args->xdata); + if (ret) { + op_errno = -ret; + goto unwind; + } + + ret = client_submit_request(this, &req, frame, conf->fops, GFS3_OP_ENTRYLK, + client3_3_entrylk_cbk, NULL, + (xdrproc_t)xdr_gfs3_entrylk_req); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + + GF_FREE(req.xdata.xdata_val); + + return 0; +unwind: + CLIENT_STACK_UNWIND(entrylk, frame, -1, op_errno, NULL); + GF_FREE(req.xdata.xdata_val); + + return 0; +} + +int32_t +client3_3_fentrylk(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_args_t *args = NULL; + gfs3_fentrylk_req req = { + { + 0, + }, + }; + clnt_conf_t *conf = NULL; + int op_errno = ESTALE; + int ret = 0; + + if (!frame || !this || !data) + goto unwind; + + args = data; + conf = this->private; + + ret = client_pre_fentrylk(this, &req, args->fd, args->cmd_entrylk, + args->type, args->volume, args->basename, + args->xdata); + if (ret) { + op_errno = -ret; + goto unwind; + } + ret = client_submit_request(this, &req, frame, conf->fops, GFS3_OP_FENTRYLK, + client3_3_fentrylk_cbk, NULL, + (xdrproc_t)xdr_gfs3_fentrylk_req); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + + GF_FREE(req.xdata.xdata_val); + + return 0; +unwind: + CLIENT_STACK_UNWIND(fentrylk, frame, -1, op_errno, NULL); + GF_FREE(req.xdata.xdata_val); + + return 0; +} + +int32_t +client3_3_rchecksum(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_args_t *args = NULL; + clnt_conf_t *conf = NULL; + gfs3_rchecksum_req req = { + 0, + }; + int op_errno = ESTALE; + int ret = 0; + + if (!frame || !this || !data) + goto unwind; + + args = data; + conf = this->private; + + ret = client_pre_rchecksum(this, &req, args->fd, args->len, args->offset, + args->xdata); + if (ret) { + op_errno = -ret; + goto unwind; + } + ret = client_submit_request(this, &req, frame, conf->fops, + GFS3_OP_RCHECKSUM, client3_3_rchecksum_cbk, + NULL, (xdrproc_t)xdr_gfs3_rchecksum_req); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + + GF_FREE(req.xdata.xdata_val); + + return 0; +unwind: + CLIENT_STACK_UNWIND(rchecksum, frame, -1, op_errno, 0, NULL, NULL); + GF_FREE(req.xdata.xdata_val); + + return 0; +} + +int32_t +client3_3_readdir(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_args_t *args = NULL; + int64_t remote_fd = -1; + clnt_conf_t *conf = NULL; + gfs3_readdir_req req = { + { + 0, + }, + }; + gfs3_readdir_rsp rsp = { + 0, + }; + clnt_local_t *local = NULL; + int op_errno = ESTALE; + int ret = 0; + int count = 0; + struct iobref *rsp_iobref = NULL; + struct iobuf *rsp_iobuf = NULL; + struct iovec *rsphdr = NULL; + struct iovec vector[MAX_IOVEC] = { + {0}, + }; + int readdir_rsp_size = 0; + client_payload_t cp; + + if (!frame || !this || !data) + goto unwind; + + args = data; + conf = this->private; + + readdir_rsp_size = xdr_sizeof((xdrproc_t)xdr_gfs3_readdir_rsp, &rsp) + + args->size; + + local = mem_get0(this->local_pool); + if (!local) { + op_errno = ENOMEM; + goto unwind; + } + frame->local = local; + + local->cmd = remote_fd; + + if ((readdir_rsp_size + GLUSTERFS_RPC_REPLY_SIZE + + GLUSTERFS_RDMA_MAX_HEADER_SIZE) > (GLUSTERFS_RDMA_INLINE_THRESHOLD)) { + rsp_iobref = iobref_new(); + if (rsp_iobref == NULL) { + goto unwind; + } + + /* TODO: what is the size we should send ? */ + /* This iobuf will live for only receiving the response, + so not harmful */ + rsp_iobuf = iobuf_get(this->ctx->iobuf_pool); + if (rsp_iobuf == NULL) { + goto unwind; + } + + iobref_add(rsp_iobref, rsp_iobuf); + + rsphdr = &vector[0]; + rsphdr->iov_base = iobuf_ptr(rsp_iobuf); + rsphdr->iov_len = iobuf_pagesize(rsp_iobuf); + count = 1; + local->iobref = rsp_iobref; + iobuf_unref(rsp_iobuf); + rsp_iobuf = NULL; + rsp_iobref = NULL; + } + + ret = client_pre_readdir(this, &req, args->fd, args->size, args->offset, + args->xdata); + if (ret) { + op_errno = -ret; + goto unwind; + } + + memset(&cp, 0, sizeof(client_payload_t)); + cp.rsphdr = rsphdr; + cp.rsphdr_cnt = count; + cp.rsp_iobref = rsp_iobref; + ret = client_submit_request(this, &req, frame, conf->fops, GFS3_OP_READDIR, + client3_3_readdir_cbk, &cp, + (xdrproc_t)xdr_gfs3_readdir_req); + + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + + GF_FREE(req.xdata.xdata_val); + + return 0; + +unwind: + if (rsp_iobref) + iobref_unref(rsp_iobref); + + CLIENT_STACK_UNWIND(readdir, frame, -1, op_errno, NULL, NULL); + GF_FREE(req.xdata.xdata_val); + + return 0; +} + +int32_t +client3_3_readdirp(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_args_t *args = NULL; + gfs3_readdirp_req req = { + { + 0, + }, + }; + gfs3_readdirp_rsp rsp = { + 0, + }; + clnt_conf_t *conf = NULL; + int op_errno = ESTALE; + int ret = 0; + int count = 0; + int readdirp_rsp_size = 0; + struct iobref *rsp_iobref = NULL; + struct iobuf *rsp_iobuf = NULL; + struct iovec *rsphdr = NULL; + struct iovec vector[MAX_IOVEC] = { + {0}, + }; + clnt_local_t *local = NULL; + client_payload_t cp; + + if (!frame || !this || !data) + goto unwind; + + args = data; + conf = this->private; + + local = mem_get0(this->local_pool); + if (!local) { + op_errno = ENOMEM; + goto unwind; + } + frame->local = local; + + ret = client_pre_readdirp(this, &req, args->fd, args->size, args->offset, + args->xdata); + + if (ret) { + op_errno = -ret; + goto unwind; + } + + readdirp_rsp_size = xdr_sizeof((xdrproc_t)xdr_gfs3_readdirp_rsp, &rsp) + + args->size; + + if ((readdirp_rsp_size + GLUSTERFS_RPC_REPLY_SIZE + + GLUSTERFS_RDMA_MAX_HEADER_SIZE) > (GLUSTERFS_RDMA_INLINE_THRESHOLD)) { + rsp_iobref = iobref_new(); + if (rsp_iobref == NULL) { + goto unwind; + } + + /* TODO: what is the size we should send ? */ + /* This iobuf will live for only receiving the response, + so not harmful */ + rsp_iobuf = iobuf_get(this->ctx->iobuf_pool); + if (rsp_iobuf == NULL) { + goto unwind; + } + + rsphdr = &vector[0]; + rsphdr->iov_base = iobuf_ptr(rsp_iobuf); + rsphdr->iov_len = iobuf_pagesize(rsp_iobuf); + count = 1; + local->iobref = rsp_iobref; + iobref_add(rsp_iobref, rsp_iobuf); + iobuf_unref(rsp_iobuf); + rsp_iobuf = NULL; + rsp_iobref = NULL; + } + + local->fd = fd_ref(args->fd); + + memset(&cp, 0, sizeof(client_payload_t)); + cp.rsphdr = rsphdr; + cp.rsphdr_cnt = count; + cp.rsp_iobref = rsp_iobref; + ret = client_submit_request(this, &req, frame, conf->fops, GFS3_OP_READDIRP, + client3_3_readdirp_cbk, &cp, + (xdrproc_t)xdr_gfs3_readdirp_req); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + + GF_FREE(req.dict.dict_val); + + return 0; +unwind: + if (rsp_iobref) + iobref_unref(rsp_iobref); + + GF_FREE(req.dict.dict_val); + + CLIENT_STACK_UNWIND(readdirp, frame, -1, op_errno, NULL, NULL); + return 0; +} + +int32_t +client3_3_setattr(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_conf_t *conf = NULL; + clnt_args_t *args = NULL; + gfs3_setattr_req req = { + { + 0, + }, + }; + int ret = 0; + int op_errno = ESTALE; + + if (!frame || !this || !data) + goto unwind; + + args = data; + conf = this->private; + + ret = client_pre_setattr(this, &req, args->loc, args->valid, args->stbuf, + args->xdata); + + if (ret) { + op_errno = -ret; + goto unwind; + } + + ret = client_submit_request(this, &req, frame, conf->fops, GFS3_OP_SETATTR, + client3_3_setattr_cbk, NULL, + (xdrproc_t)xdr_gfs3_setattr_req); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + + GF_FREE(req.xdata.xdata_val); + + return 0; +unwind: + CLIENT_STACK_UNWIND(setattr, frame, -1, op_errno, NULL, NULL, NULL); + GF_FREE(req.xdata.xdata_val); + + return 0; +} + +int32_t +client3_3_fsetattr(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_args_t *args = NULL; + clnt_conf_t *conf = NULL; + gfs3_fsetattr_req req = { + 0, + }; + int op_errno = ESTALE; + int ret = 0; + + if (!frame || !this || !data) + goto unwind; + + args = data; + conf = this->private; + + ret = client_pre_fsetattr(this, &req, args->fd, args->valid, args->stbuf, + args->xdata); + + if (ret) { + op_errno = -ret; + goto unwind; + } + ret = client_submit_request(this, &req, frame, conf->fops, GFS3_OP_FSETATTR, + client3_3_fsetattr_cbk, NULL, + (xdrproc_t)xdr_gfs3_fsetattr_req); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + + GF_FREE(req.xdata.xdata_val); + + return 0; +unwind: + CLIENT_STACK_UNWIND(fsetattr, frame, -1, op_errno, NULL, NULL, NULL); + GF_FREE(req.xdata.xdata_val); + + return 0; +} + +int32_t +client3_3_fallocate(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_args_t *args = NULL; + clnt_conf_t *conf = NULL; + gfs3_fallocate_req req = { + {0}, + }; + int op_errno = ESTALE; + int ret = 0; + + if (!frame || !this || !data) + goto unwind; + + args = data; + conf = this->private; + + ret = client_pre_fallocate(this, &req, args->fd, args->flags, args->offset, + args->size, args->xdata); + if (ret) { + op_errno = -ret; + goto unwind; + } + + ret = client_submit_request(this, &req, frame, conf->fops, + GFS3_OP_FALLOCATE, client3_3_fallocate_cbk, + NULL, (xdrproc_t)xdr_gfs3_fallocate_req); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + + GF_FREE(req.xdata.xdata_val); + + return 0; +unwind: + CLIENT_STACK_UNWIND(fallocate, frame, -1, op_errno, NULL, NULL, NULL); + GF_FREE(req.xdata.xdata_val); + + return 0; +} + +int32_t +client3_3_discard(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_args_t *args = NULL; + clnt_conf_t *conf = NULL; + gfs3_discard_req req = { + {0}, + }; + int op_errno = ESTALE; + int ret = 0; + + if (!frame || !this || !data) + goto unwind; + + args = data; + conf = this->private; + + ret = client_pre_discard(this, &req, args->fd, args->offset, args->size, + args->xdata); + if (ret) { + op_errno = -ret; + goto unwind; + } + + ret = client_submit_request(this, &req, frame, conf->fops, GFS3_OP_DISCARD, + client3_3_discard_cbk, NULL, + (xdrproc_t)xdr_gfs3_discard_req); + if (ret) + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + + GF_FREE(req.xdata.xdata_val); + + return 0; +unwind: + CLIENT_STACK_UNWIND(discard, frame, -1, op_errno, NULL, NULL, NULL); + GF_FREE(req.xdata.xdata_val); + + return 0; +} + +int32_t +client3_3_zerofill(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_args_t *args = NULL; + clnt_conf_t *conf = NULL; + gfs3_zerofill_req req = { + {0}, + }; + int op_errno = ESTALE; + int ret = 0; + + GF_ASSERT(frame); + + if (!this || !data) + goto unwind; + + args = data; + conf = this->private; + + ret = client_pre_zerofill(this, &req, args->fd, args->offset, args->size, + args->xdata); + if (ret) { + op_errno = -ret; + goto unwind; + } + + ret = client_submit_request(this, &req, frame, conf->fops, GFS3_OP_ZEROFILL, + client3_3_zerofill_cbk, NULL, + (xdrproc_t)xdr_gfs3_zerofill_req); + if (ret) + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + + GF_FREE(req.xdata.xdata_val); + + return 0; +unwind: + CLIENT_STACK_UNWIND(zerofill, frame, -1, op_errno, NULL, NULL, NULL); + GF_FREE(req.xdata.xdata_val); + + return 0; +} + +int32_t +client3_3_ipc(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_args_t *args = NULL; + clnt_conf_t *conf = NULL; + gfs3_ipc_req req = { + 0, + }; + int op_errno = ESTALE; + int ret = 0; + + GF_ASSERT(frame); + + if (!this || !data) + goto unwind; + + args = data; + conf = this->private; + + ret = client_pre_ipc(this, &req, args->cmd, args->xdata); + + if (ret) { + op_errno = -ret; + goto unwind; + } + + ret = client_submit_request(this, &req, frame, conf->fops, GFS3_OP_IPC, + client3_3_ipc_cbk, NULL, + (xdrproc_t)xdr_gfs3_ipc_req); + if (ret) + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + + GF_FREE(req.xdata.xdata_val); + + return 0; +unwind: + CLIENT_STACK_UNWIND(ipc, frame, -1, op_errno, NULL); + GF_FREE(req.xdata.xdata_val); + + return 0; +} + +int32_t +client3_3_seek(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_args_t *args = NULL; + clnt_conf_t *conf = NULL; + struct gfs3_seek_req req = { + { + 0, + }, + }; + int op_errno = ESTALE; + int ret = 0; + + GF_ASSERT(frame); + + if (!this || !data) + goto unwind; + + args = data; + conf = this->private; + + ret = client_pre_seek(this, &req, args->fd, args->offset, args->what, + args->xdata); + if (ret) { + op_errno = -ret; + goto unwind; + } + + ret = client_submit_request(this, &req, frame, conf->fops, GFS3_OP_SEEK, + client3_3_seek_cbk, NULL, + (xdrproc_t)xdr_gfs3_seek_req); + if (ret) + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + + GF_FREE(req.xdata.xdata_val); + + return 0; +unwind: + CLIENT_STACK_UNWIND(ipc, frame, -1, op_errno, NULL); + GF_FREE(req.xdata.xdata_val); + + return 0; +} + +static int32_t +client3_3_getactivelk(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_conf_t *conf = NULL; + clnt_args_t *args = NULL; + gfs3_getactivelk_req req = { + { + 0, + }, + }; + int ret = 0; + int op_errno = ESTALE; + + if (!frame || !this || !data) + goto unwind; + + args = data; + if (!(args->loc && args->loc->inode)) + goto unwind; + + if (!gf_uuid_is_null(args->loc->inode->gfid)) + memcpy(req.gfid, args->loc->inode->gfid, 16); + else + memcpy(req.gfid, args->loc->gfid, 16); + + GF_ASSERT_AND_GOTO_WITH_ERROR(this->name, + !gf_uuid_is_null(*((uuid_t *)req.gfid)), + unwind, op_errno, EINVAL); + conf = this->private; + + GF_PROTOCOL_DICT_SERIALIZE(this, args->xdata, (&req.xdata.xdata_val), + req.xdata.xdata_len, op_errno, unwind); + + ret = client_submit_request(this, &req, frame, conf->fops, + GFS3_OP_GETACTIVELK, client3_3_getactivelk_cbk, + NULL, (xdrproc_t)xdr_gfs3_getactivelk_req); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + + GF_FREE(req.xdata.xdata_val); + + return 0; +unwind: + CLIENT_STACK_UNWIND(getactivelk, frame, -1, op_errno, NULL, NULL); + + GF_FREE(req.xdata.xdata_val); + + return 0; +} + +static int32_t +client3_3_setactivelk(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_conf_t *conf = NULL; + clnt_args_t *args = NULL; + gfs3_setactivelk_req req = { + { + 0, + }, + }; + int ret = 0; + int op_errno = ESTALE; + + if (!frame || !this || !data) + goto unwind; + + args = data; + if (!(args->loc && args->loc->inode && args->locklist)) + goto unwind; + + if (!gf_uuid_is_null(args->loc->inode->gfid)) + memcpy(req.gfid, args->loc->inode->gfid, 16); + else + memcpy(req.gfid, args->loc->gfid, 16); + + GF_ASSERT_AND_GOTO_WITH_ERROR(this->name, + !gf_uuid_is_null(*((uuid_t *)req.gfid)), + unwind, op_errno, EINVAL); + conf = this->private; + + GF_PROTOCOL_DICT_SERIALIZE(this, args->xdata, (&req.xdata.xdata_val), + req.xdata.xdata_len, op_errno, unwind); + + ret = serialize_req_locklist(args->locklist, &req); + + if (ret) + goto unwind; + + ret = client_submit_request(this, &req, frame, conf->fops, + GFS3_OP_SETACTIVELK, client3_3_setactivelk_cbk, + NULL, (xdrproc_t)xdr_gfs3_setactivelk_req); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + + clnt_setactivelk_req_cleanup(&req); + + GF_FREE(req.xdata.xdata_val); + + return 0; + +unwind: + + CLIENT_STACK_UNWIND(setactivelk, frame, -1, op_errno, NULL); + + GF_FREE(req.xdata.xdata_val); + + clnt_setactivelk_req_cleanup(&req); + + return 0; +} + +/* Table Specific to FOPS */ +rpc_clnt_procedure_t clnt3_3_fop_actors[GF_FOP_MAXVALUE] = { + [GF_FOP_NULL] = {"NULL", NULL}, + [GF_FOP_STAT] = {"STAT", client3_3_stat}, + [GF_FOP_READLINK] = {"READLINK", client3_3_readlink}, + [GF_FOP_MKNOD] = {"MKNOD", client3_3_mknod}, + [GF_FOP_MKDIR] = {"MKDIR", client3_3_mkdir}, + [GF_FOP_UNLINK] = {"UNLINK", client3_3_unlink}, + [GF_FOP_RMDIR] = {"RMDIR", client3_3_rmdir}, + [GF_FOP_SYMLINK] = {"SYMLINK", client3_3_symlink}, + [GF_FOP_RENAME] = {"RENAME", client3_3_rename}, + [GF_FOP_LINK] = {"LINK", client3_3_link}, + [GF_FOP_TRUNCATE] = {"TRUNCATE", client3_3_truncate}, + [GF_FOP_OPEN] = {"OPEN", client3_3_open}, + [GF_FOP_READ] = {"READ", client3_3_readv}, + [GF_FOP_WRITE] = {"WRITE", client3_3_writev}, + [GF_FOP_STATFS] = {"STATFS", client3_3_statfs}, + [GF_FOP_FLUSH] = {"FLUSH", client3_3_flush}, + [GF_FOP_FSYNC] = {"FSYNC", client3_3_fsync}, + [GF_FOP_SETXATTR] = {"SETXATTR", client3_3_setxattr}, + [GF_FOP_GETXATTR] = {"GETXATTR", client3_3_getxattr}, + [GF_FOP_REMOVEXATTR] = {"REMOVEXATTR", client3_3_removexattr}, + [GF_FOP_OPENDIR] = {"OPENDIR", client3_3_opendir}, + [GF_FOP_FSYNCDIR] = {"FSYNCDIR", client3_3_fsyncdir}, + [GF_FOP_ACCESS] = {"ACCESS", client3_3_access}, + [GF_FOP_CREATE] = {"CREATE", client3_3_create}, + [GF_FOP_FTRUNCATE] = {"FTRUNCATE", client3_3_ftruncate}, + [GF_FOP_FSTAT] = {"FSTAT", client3_3_fstat}, + [GF_FOP_LK] = {"LK", client3_3_lk}, + [GF_FOP_LOOKUP] = {"LOOKUP", client3_3_lookup}, + [GF_FOP_READDIR] = {"READDIR", client3_3_readdir}, + [GF_FOP_INODELK] = {"INODELK", client3_3_inodelk}, + [GF_FOP_FINODELK] = {"FINODELK", client3_3_finodelk}, + [GF_FOP_ENTRYLK] = {"ENTRYLK", client3_3_entrylk}, + [GF_FOP_FENTRYLK] = {"FENTRYLK", client3_3_fentrylk}, + [GF_FOP_XATTROP] = {"XATTROP", client3_3_xattrop}, + [GF_FOP_FXATTROP] = {"FXATTROP", client3_3_fxattrop}, + [GF_FOP_FGETXATTR] = {"FGETXATTR", client3_3_fgetxattr}, + [GF_FOP_FSETXATTR] = {"FSETXATTR", client3_3_fsetxattr}, + [GF_FOP_RCHECKSUM] = {"RCHECKSUM", client3_3_rchecksum}, + [GF_FOP_SETATTR] = {"SETATTR", client3_3_setattr}, + [GF_FOP_FSETATTR] = {"FSETATTR", client3_3_fsetattr}, + [GF_FOP_READDIRP] = {"READDIRP", client3_3_readdirp}, + [GF_FOP_FALLOCATE] = {"FALLOCATE", client3_3_fallocate}, + [GF_FOP_DISCARD] = {"DISCARD", client3_3_discard}, + [GF_FOP_ZEROFILL] = {"ZEROFILL", client3_3_zerofill}, + [GF_FOP_RELEASE] = {"RELEASE", client3_3_release}, + [GF_FOP_RELEASEDIR] = {"RELEASEDIR", client3_3_releasedir}, + [GF_FOP_GETSPEC] = {"GETSPEC", client3_getspec}, + [GF_FOP_FREMOVEXATTR] = {"FREMOVEXATTR", client3_3_fremovexattr}, + [GF_FOP_IPC] = {"IPC", client3_3_ipc}, + [GF_FOP_SEEK] = {"SEEK", client3_3_seek}, + [GF_FOP_LEASE] = {"LEASE", client3_3_lease}, + [GF_FOP_GETACTIVELK] = {"GETACTIVELK", client3_3_getactivelk}, + [GF_FOP_SETACTIVELK] = {"SETACTIVELK", client3_3_setactivelk}, + [GF_FOP_COMPOUND] = {"COMPOUND", NULL}, +}; + +/* Used From RPC-CLNT library to log proper name of procedure based on number */ +char *clnt3_3_fop_names[GFS3_OP_MAXVALUE] = { + [GFS3_OP_NULL] = "NULL", + [GFS3_OP_STAT] = "STAT", + [GFS3_OP_READLINK] = "READLINK", + [GFS3_OP_MKNOD] = "MKNOD", + [GFS3_OP_MKDIR] = "MKDIR", + [GFS3_OP_UNLINK] = "UNLINK", + [GFS3_OP_RMDIR] = "RMDIR", + [GFS3_OP_SYMLINK] = "SYMLINK", + [GFS3_OP_RENAME] = "RENAME", + [GFS3_OP_LINK] = "LINK", + [GFS3_OP_TRUNCATE] = "TRUNCATE", + [GFS3_OP_OPEN] = "OPEN", + [GFS3_OP_READ] = "READ", + [GFS3_OP_WRITE] = "WRITE", + [GFS3_OP_STATFS] = "STATFS", + [GFS3_OP_FLUSH] = "FLUSH", + [GFS3_OP_FSYNC] = "FSYNC", + [GFS3_OP_SETXATTR] = "SETXATTR", + [GFS3_OP_GETXATTR] = "GETXATTR", + [GFS3_OP_REMOVEXATTR] = "REMOVEXATTR", + [GFS3_OP_OPENDIR] = "OPENDIR", + [GFS3_OP_FSYNCDIR] = "FSYNCDIR", + [GFS3_OP_ACCESS] = "ACCESS", + [GFS3_OP_CREATE] = "CREATE", + [GFS3_OP_FTRUNCATE] = "FTRUNCATE", + [GFS3_OP_FSTAT] = "FSTAT", + [GFS3_OP_LK] = "LK", + [GFS3_OP_LOOKUP] = "LOOKUP", + [GFS3_OP_READDIR] = "READDIR", + [GFS3_OP_INODELK] = "INODELK", + [GFS3_OP_FINODELK] = "FINODELK", + [GFS3_OP_ENTRYLK] = "ENTRYLK", + [GFS3_OP_FENTRYLK] = "FENTRYLK", + [GFS3_OP_XATTROP] = "XATTROP", + [GFS3_OP_FXATTROP] = "FXATTROP", + [GFS3_OP_FGETXATTR] = "FGETXATTR", + [GFS3_OP_FSETXATTR] = "FSETXATTR", + [GFS3_OP_RCHECKSUM] = "RCHECKSUM", + [GFS3_OP_SETATTR] = "SETATTR", + [GFS3_OP_FSETATTR] = "FSETATTR", + [GFS3_OP_READDIRP] = "READDIRP", + [GFS3_OP_RELEASE] = "RELEASE", + [GFS3_OP_RELEASEDIR] = "RELEASEDIR", + [GFS3_OP_FREMOVEXATTR] = "FREMOVEXATTR", + [GFS3_OP_FALLOCATE] = "FALLOCATE", + [GFS3_OP_DISCARD] = "DISCARD", + [GFS3_OP_ZEROFILL] = "ZEROFILL", + [GFS3_OP_IPC] = "IPC", + [GFS3_OP_SEEK] = "SEEK", + [GFS3_OP_LEASE] = "LEASE", + [GFS3_OP_GETACTIVELK] = "GETACTIVELK", + [GFS3_OP_SETACTIVELK] = "SETACTIVELK", + [GFS3_OP_COMPOUND] = "COMPOUND", +}; + +rpc_clnt_prog_t clnt3_3_fop_prog = { + .progname = "GlusterFS 3.3", + .prognum = GLUSTER_FOP_PROGRAM, + .progver = GLUSTER_FOP_VERSION, + .numproc = GLUSTER_FOP_PROCCNT, + .proctable = clnt3_3_fop_actors, + .procnames = clnt3_3_fop_names, +}; diff --git a/xlators/protocol/client/src/client-rpc-fops_v2.c b/xlators/protocol/client/src/client-rpc-fops_v2.c new file mode 100644 index 00000000000..0d80d4e8efb --- /dev/null +++ b/xlators/protocol/client/src/client-rpc-fops_v2.c @@ -0,0 +1,6177 @@ +/* + Copyright (c) 2008-2012 Red Hat, Inc. <http://www.redhat.com> + This file is part of GlusterFS. + + This file is licensed to you under your choice of the GNU Lesser + General Public License, version 3 or any later version (LGPLv3 or + later), or the GNU General Public License, version 2 (GPLv2), in all + cases as published by the Free Software Foundation. +*/ + +#include "client.h" +#include "rpc-common-xdr.h" +#include "glusterfs4-xdr.h" +#include "glusterfs3.h" +#include <glusterfs/compat-errno.h> +#include "client-messages.h" +#include <glusterfs/defaults.h> +#include "client-common.h" + +extern int32_t +client3_getspec(call_frame_t *frame, xlator_t *this, void *data); +extern int32_t +client3_3_getxattr(call_frame_t *frame, xlator_t *this, void *data); + +int +client4_0_symlink_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + gfx_common_3iatt_rsp rsp = { + 0, + }; + call_frame_t *frame = NULL; + struct iatt stbuf = { + 0, + }; + struct iatt preparent = { + 0, + }; + struct iatt postparent = { + 0, + }; + int ret = 0; + clnt_local_t *local = NULL; + inode_t *inode = NULL; + xlator_t *this = NULL; + dict_t *xdata = NULL; + + this = THIS; + + frame = myframe; + + local = frame->local; + inode = local->loc.inode; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfx_common_3iatt_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + ret = client_post_common_3iatt(this, &rsp, &stbuf, &preparent, &postparent, + &xdata); + +out: + if (rsp.op_ret == -1) { + if (GF_IGNORE_IF_GSYNCD_SAFE_ERROR(frame, rsp.op_errno)) { + /* no need to print the gfid, because it will be null, + * since symlink operation failed. + */ + gf_smsg(this->name, GF_LOG_WARNING, gf_error_to_errno(rsp.op_errno), + PC_MSG_REMOTE_OP_FAILED, "source=%s", local->loc.path, + "target=%s", local->loc2.path, NULL); + } + } + + CLIENT_STACK_UNWIND(symlink, frame, rsp.op_ret, + gf_error_to_errno(rsp.op_errno), inode, &stbuf, + &preparent, &postparent, xdata); + + if (xdata) + dict_unref(xdata); + + return 0; +} + +int +client4_0_mknod_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + gfx_common_3iatt_rsp rsp = { + 0, + }; + call_frame_t *frame = NULL; + struct iatt stbuf = { + 0, + }; + struct iatt preparent = { + 0, + }; + struct iatt postparent = { + 0, + }; + int ret = 0; + clnt_local_t *local = NULL; + inode_t *inode = NULL; + xlator_t *this = NULL; + dict_t *xdata = NULL; + + this = THIS; + + frame = myframe; + + local = frame->local; + + inode = local->loc.inode; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfx_common_3iatt_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + ret = client_post_common_3iatt(this, &rsp, &stbuf, &preparent, &postparent, + &xdata); + +out: + if (rsp.op_ret == -1 && + GF_IGNORE_IF_GSYNCD_SAFE_ERROR(frame, rsp.op_errno)) { + gf_smsg(this->name, + fop_log_level(GF_FOP_MKNOD, gf_error_to_errno(rsp.op_errno)), + gf_error_to_errno(rsp.op_errno), PC_MSG_REMOTE_OP_FAILED, + "path=%s", local->loc.path, NULL); + } + + CLIENT_STACK_UNWIND(mknod, frame, rsp.op_ret, + gf_error_to_errno(rsp.op_errno), inode, &stbuf, + &preparent, &postparent, xdata); + + if (xdata) + dict_unref(xdata); + + return 0; +} + +int +client4_0_mkdir_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + gfx_common_3iatt_rsp rsp = { + 0, + }; + call_frame_t *frame = NULL; + struct iatt stbuf = { + 0, + }; + struct iatt preparent = { + 0, + }; + struct iatt postparent = { + 0, + }; + int ret = 0; + clnt_local_t *local = NULL; + inode_t *inode = NULL; + xlator_t *this = NULL; + dict_t *xdata = NULL; + + this = THIS; + + frame = myframe; + + local = frame->local; + inode = local->loc.inode; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfx_common_3iatt_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + ret = client_post_common_3iatt(this, &rsp, &stbuf, &preparent, &postparent, + &xdata); + +out: + if (rsp.op_ret == -1 && + GF_IGNORE_IF_GSYNCD_SAFE_ERROR(frame, rsp.op_errno)) { + gf_smsg(this->name, + fop_log_level(GF_FOP_MKDIR, gf_error_to_errno(rsp.op_errno)), + gf_error_to_errno(rsp.op_errno), PC_MSG_REMOTE_OP_FAILED, + "path=%s", local->loc.path, NULL); + } + + CLIENT_STACK_UNWIND(mkdir, frame, rsp.op_ret, + gf_error_to_errno(rsp.op_errno), inode, &stbuf, + &preparent, &postparent, xdata); + + if (xdata) + dict_unref(xdata); + + return 0; +} + +int +client4_0_open_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + clnt_local_t *local = NULL; + call_frame_t *frame = NULL; + fd_t *fd = NULL; + int ret = 0; + gfx_open_rsp rsp = { + 0, + }; + xlator_t *this = NULL; + dict_t *xdata = NULL; + + this = THIS; + + frame = myframe; + local = frame->local; + + fd = local->fd; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfx_open_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + if (-1 != rsp.op_ret) { + ret = client_add_fd_to_saved_fds(frame->this, fd, &local->loc, + local->flags, rsp.fd, 0); + if (ret) { + rsp.op_ret = -1; + rsp.op_errno = -ret; + goto out; + } + } + + ret = xdr_to_dict(&rsp.xdata, &xdata); +out: + if (rsp.op_ret == -1) { + gf_smsg(this->name, + fop_log_level(GF_FOP_OPEN, gf_error_to_errno(rsp.op_errno)), + gf_error_to_errno(rsp.op_errno), PC_MSG_REMOTE_OP_FAILED, + "path=%s", local->loc.path, "gfid=%s", + loc_gfid_utoa(&local->loc), NULL); + } + + CLIENT_STACK_UNWIND(open, frame, rsp.op_ret, + gf_error_to_errno(rsp.op_errno), fd, xdata); + + if (xdata) + dict_unref(xdata); + + return 0; +} + +int +client4_0_stat_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + gfx_common_iatt_rsp rsp = { + 0, + }; + call_frame_t *frame = NULL; + struct iatt iatt = { + 0, + }; + int ret = 0; + xlator_t *this = NULL; + dict_t *xdata = NULL; + + this = THIS; + + frame = myframe; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfx_common_iatt_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + ret = client_post_common_iatt(this, &rsp, &iatt, &xdata); +out: + if (rsp.op_ret == -1) { + /* stale filehandles are possible during normal operations, no + * need to spam the logs with these */ + if (rsp.op_errno == ESTALE) { + gf_msg_debug(this->name, 0, "remote operation failed: %s", + strerror(gf_error_to_errno(rsp.op_errno))); + } else { + gf_smsg(this->name, GF_LOG_WARNING, gf_error_to_errno(rsp.op_errno), + PC_MSG_REMOTE_OP_FAILED, NULL); + } + } + + CLIENT_STACK_UNWIND(stat, frame, rsp.op_ret, + gf_error_to_errno(rsp.op_errno), &iatt, xdata); + + if (xdata) + dict_unref(xdata); + + return 0; +} + +int +client4_0_readlink_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + gfx_readlink_rsp rsp = { + 0, + }; + call_frame_t *frame = NULL; + struct iatt iatt = { + 0, + }; + int ret = 0; + xlator_t *this = NULL; + dict_t *xdata = NULL; + + this = THIS; + + frame = myframe; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfx_readlink_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + gfx_stat_to_iattx(&rsp.buf, &iatt); + + ret = xdr_to_dict(&rsp.xdata, &xdata); +out: + if (rsp.op_ret == -1) { + if (gf_error_to_errno(rsp.op_errno) == ENOENT) { + gf_msg_debug(this->name, 0, + "remote operation failed:" + " %s", + strerror(gf_error_to_errno(rsp.op_errno))); + } else { + gf_smsg(this->name, GF_LOG_WARNING, gf_error_to_errno(rsp.op_errno), + PC_MSG_REMOTE_OP_FAILED, NULL); + } + } + + CLIENT_STACK_UNWIND(readlink, frame, rsp.op_ret, + gf_error_to_errno(rsp.op_errno), rsp.path, &iatt, + xdata); + + /* This is allocated by the libc while decoding RPC msg */ + /* Hence no 'GF_FREE', but just 'free' */ + free(rsp.path); + + if (xdata) + dict_unref(xdata); + + return 0; +} + +int +client4_0_unlink_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + call_frame_t *frame = NULL; + gfx_common_2iatt_rsp rsp = { + 0, + }; + struct iatt preparent = { + 0, + }; + struct iatt postparent = { + 0, + }; + int ret = 0; + xlator_t *this = NULL; + dict_t *xdata = NULL; + + this = THIS; + + frame = myframe; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfx_common_2iatt_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + ret = client_post_common_2iatt(this, &rsp, &preparent, &postparent, &xdata); + +out: + if (rsp.op_ret == -1) { + if (gf_error_to_errno(rsp.op_errno) == ENOENT) { + gf_msg_debug(this->name, 0, + "remote operation failed:" + " %s", + strerror(gf_error_to_errno(rsp.op_errno))); + } else { + gf_smsg(this->name, GF_LOG_WARNING, gf_error_to_errno(rsp.op_errno), + PC_MSG_REMOTE_OP_FAILED, NULL); + } + } + + CLIENT_STACK_UNWIND(unlink, frame, rsp.op_ret, + gf_error_to_errno(rsp.op_errno), &preparent, + &postparent, xdata); + + if (xdata) + dict_unref(xdata); + + return 0; +} + +int +client4_0_rmdir_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + gfx_common_2iatt_rsp rsp = { + 0, + }; + call_frame_t *frame = NULL; + struct iatt preparent = { + 0, + }; + struct iatt postparent = { + 0, + }; + int ret = 0; + xlator_t *this = NULL; + dict_t *xdata = NULL; + + this = THIS; + + frame = myframe; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfx_common_2iatt_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + ret = client_post_common_2iatt(this, &rsp, &preparent, &postparent, &xdata); + +out: + if (rsp.op_ret == -1) { + if (GF_IGNORE_IF_GSYNCD_SAFE_ERROR(frame, rsp.op_errno)) { + gf_smsg(this->name, GF_LOG_WARNING, gf_error_to_errno(rsp.op_errno), + PC_MSG_REMOTE_OP_FAILED, NULL); + } + } + CLIENT_STACK_UNWIND(rmdir, frame, rsp.op_ret, + gf_error_to_errno(rsp.op_errno), &preparent, + &postparent, xdata); + + if (xdata) + dict_unref(xdata); + + return 0; +} + +int +client4_0_truncate_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + gfx_common_2iatt_rsp rsp = { + 0, + }; + call_frame_t *frame = NULL; + struct iatt prestat = { + 0, + }; + struct iatt poststat = { + 0, + }; + int ret = 0; + xlator_t *this = NULL; + dict_t *xdata = NULL; + + this = THIS; + + frame = myframe; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfx_common_2iatt_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + ret = client_post_common_2iatt(this, &rsp, &prestat, &poststat, &xdata); + +out: + if (rsp.op_ret == -1) { + gf_smsg(this->name, GF_LOG_WARNING, gf_error_to_errno(rsp.op_errno), + PC_MSG_REMOTE_OP_FAILED, NULL); + } + CLIENT_STACK_UNWIND(truncate, frame, rsp.op_ret, + gf_error_to_errno(rsp.op_errno), &prestat, &poststat, + xdata); + + if (xdata) + dict_unref(xdata); + + return 0; +} + +int +client4_0_statfs_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + gfx_statfs_rsp rsp = { + 0, + }; + call_frame_t *frame = NULL; + struct statvfs statfs = { + 0, + }; + int ret = 0; + xlator_t *this = NULL; + dict_t *xdata = NULL; + + this = THIS; + + frame = myframe; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfx_statfs_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + if (-1 != rsp.op_ret) { + gf_statfs_to_statfs(&rsp.statfs, &statfs); + } + ret = xdr_to_dict(&rsp.xdata, &xdata); +out: + if (rsp.op_ret == -1) { + gf_smsg(this->name, GF_LOG_WARNING, gf_error_to_errno(rsp.op_errno), + PC_MSG_REMOTE_OP_FAILED, NULL); + } + CLIENT_STACK_UNWIND(statfs, frame, rsp.op_ret, + gf_error_to_errno(rsp.op_errno), &statfs, xdata); + + if (xdata) + dict_unref(xdata); + + return 0; +} + +int +client4_0_writev_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + gfx_common_2iatt_rsp rsp = { + 0, + }; + call_frame_t *frame = NULL; + struct iatt prestat = { + 0, + }; + struct iatt poststat = { + 0, + }; + int ret = 0; + xlator_t *this = NULL; + dict_t *xdata = NULL; + clnt_local_t *local = NULL; + + this = THIS; + + frame = myframe; + local = frame->local; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfx_common_2iatt_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + ret = client_post_common_2iatt(this, &rsp, &prestat, &poststat, &xdata); + if (ret < 0) + goto out; +out: + if (rsp.op_ret == -1) { + gf_smsg(this->name, GF_LOG_WARNING, gf_error_to_errno(rsp.op_errno), + PC_MSG_REMOTE_OP_FAILED, NULL); + } else if (rsp.op_ret >= 0) { + if (local->attempt_reopen) + client_attempt_reopen(local->fd, this); + } + CLIENT_STACK_UNWIND(writev, frame, rsp.op_ret, + gf_error_to_errno(rsp.op_errno), &prestat, &poststat, + xdata); + + if (xdata) + dict_unref(xdata); + + return 0; +} + +int +client4_0_flush_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + call_frame_t *frame = NULL; + clnt_local_t *local = NULL; + xlator_t *this = NULL; + dict_t *xdata = NULL; + gfx_common_rsp rsp = { + 0, + }; + int ret = 0; + + frame = myframe; + this = THIS; + local = frame->local; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfx_common_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + if ((rsp.op_ret >= 0 || (rsp.op_errno == ENOTCONN)) && + !fd_is_anonymous(local->fd)) { + /* Delete all saved locks of the owner issuing flush */ + ret = delete_granted_locks_owner(local->fd, &local->owner); + gf_msg_trace(this->name, 0, "deleting locks of owner (%s) returned %d", + lkowner_utoa(&local->owner), ret); + } + + xdr_to_dict(&rsp.xdata, &xdata); + +out: + if (rsp.op_ret == -1) { + gf_smsg(this->name, + fop_log_level(GF_FOP_FLUSH, gf_error_to_errno(rsp.op_errno)), + gf_error_to_errno(rsp.op_errno), PC_MSG_REMOTE_OP_FAILED, NULL); + } + CLIENT_STACK_UNWIND(flush, frame, rsp.op_ret, + gf_error_to_errno(rsp.op_errno), xdata); + + if (xdata) + dict_unref(xdata); + + return 0; +} + +int +client4_0_fsync_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + gfx_common_2iatt_rsp rsp = { + 0, + }; + call_frame_t *frame = NULL; + struct iatt prestat = { + 0, + }; + struct iatt poststat = { + 0, + }; + int ret = 0; + xlator_t *this = NULL; + dict_t *xdata = NULL; + + this = THIS; + + frame = myframe; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfx_common_2iatt_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + ret = client_post_common_2iatt(this, &rsp, &prestat, &poststat, &xdata); + if (ret < 0) + goto out; + +out: + if (rsp.op_ret == -1) { + gf_smsg(this->name, GF_LOG_WARNING, gf_error_to_errno(rsp.op_errno), + PC_MSG_REMOTE_OP_FAILED, NULL); + } + CLIENT_STACK_UNWIND(fsync, frame, rsp.op_ret, + gf_error_to_errno(rsp.op_errno), &prestat, &poststat, + xdata); + if (xdata) + dict_unref(xdata); + + return 0; +} + +int +client4_0_setxattr_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + call_frame_t *frame = NULL; + gfx_common_rsp rsp = { + 0, + }; + int ret = 0; + xlator_t *this = NULL; + dict_t *xdata = NULL; + int op_errno = EINVAL; + + this = THIS; + + frame = myframe; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfx_common_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + xdr_to_dict(&rsp.xdata, &xdata); +out: + op_errno = gf_error_to_errno(rsp.op_errno); + if (rsp.op_ret == -1) { + if (op_errno == ENOTSUP) { + gf_msg_debug(this->name, 0, + "remote operation failed:" + " %s", + strerror(op_errno)); + } else { + gf_smsg(this->name, GF_LOG_WARNING, op_errno, + PC_MSG_REMOTE_OP_FAILED, NULL); + } + } + + CLIENT_STACK_UNWIND(setxattr, frame, rsp.op_ret, op_errno, xdata); + + if (xdata) + dict_unref(xdata); + + return 0; +} + +int +client4_0_getxattr_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + gfx_common_dict_rsp rsp = { + 0, + }; + call_frame_t *frame = NULL; + dict_t *dict = NULL; + int op_errno = EINVAL; + int ret = 0; + clnt_local_t *local = NULL; + xlator_t *this = NULL; + dict_t *xdata = NULL; + + this = THIS; + + frame = myframe; + local = frame->local; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + op_errno = ENOTCONN; + goto out; + } + + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfx_common_dict_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + op_errno = EINVAL; + goto out; + } + + op_errno = gf_error_to_errno(rsp.op_errno); + ret = client_post_common_dict(this, &rsp, &dict, &xdata); + if (ret) { + op_errno = -ret; + goto out; + } + +out: + if (rsp.op_ret == -1) { + if ((op_errno == ENOTSUP) || (op_errno == ENODATA) || + (op_errno == ESTALE) || (op_errno == ENOENT)) { + gf_msg_debug(this->name, 0, + "remote operation failed: %s. Path: %s " + "(%s). Key: %s", + strerror(op_errno), local->loc.path, + loc_gfid_utoa(&local->loc), + (local->name) ? local->name : "(null)"); + } else { + gf_smsg(this->name, GF_LOG_WARNING, op_errno, + PC_MSG_REMOTE_OP_FAILED, "path=%s", local->loc.path, + "gfid=%s", loc_gfid_utoa(&local->loc), "key=%s", + (local->name) ? local->name : "(null)", NULL); + } + } else { + /* This is required as many places, `if (ret)` is checked + for syncop_getxattr() */ + gf_msg_debug(this->name, 0, "resetting op_ret to 0 from %d", + rsp.op_ret); + rsp.op_ret = 0; + } + + CLIENT_STACK_UNWIND(getxattr, frame, rsp.op_ret, op_errno, dict, xdata); + + if (xdata) + dict_unref(xdata); + + if (dict) + dict_unref(dict); + + return 0; +} + +int +client4_0_fgetxattr_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + gfx_common_dict_rsp rsp = { + 0, + }; + call_frame_t *frame = NULL; + dict_t *dict = NULL; + int ret = 0; + int op_errno = EINVAL; + xlator_t *this = NULL; + dict_t *xdata = NULL; + + this = THIS; + + frame = myframe; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + op_errno = ENOTCONN; + goto out; + } + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfx_common_dict_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + op_errno = EINVAL; + goto out; + } + + op_errno = gf_error_to_errno(rsp.op_errno); + ret = client_post_common_dict(this, &rsp, &dict, &xdata); + if (ret) { + op_errno = -ret; + goto out; + } +out: + if (rsp.op_ret == -1) { + if ((op_errno == ENOTSUP) || (op_errno == ERANGE) || + (op_errno == ENODATA) || (op_errno == ENOENT)) { + gf_msg_debug(this->name, 0, "remote operation failed: %s", + strerror(op_errno)); + } else { + gf_smsg(this->name, GF_LOG_WARNING, op_errno, + PC_MSG_REMOTE_OP_FAILED, NULL); + } + } else { + /* This is required as many places, `if (ret)` is checked + for syncop_fgetxattr() */ + gf_msg_debug(this->name, 0, "resetting op_ret to 0 from %d", + rsp.op_ret); + rsp.op_ret = 0; + } + + CLIENT_STACK_UNWIND(fgetxattr, frame, rsp.op_ret, op_errno, dict, xdata); + + if (xdata) + dict_unref(xdata); + + if (dict) + dict_unref(dict); + + return 0; +} + +int +client4_0_removexattr_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + call_frame_t *frame = NULL; + gfx_common_rsp rsp = { + 0, + }; + int ret = 0; + xlator_t *this = NULL; + dict_t *xdata = NULL; + gf_loglevel_t loglevel = GF_LOG_NONE; + + this = THIS; + + frame = myframe; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfx_common_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + xdr_to_dict(&rsp.xdata, &xdata); +out: + if (rsp.op_ret == -1) { + /* EPERM/EACCESS is returned some times in case of selinux + attributes, or other system attributes which may not be + possible to remove from an user process is encountered. + we can't treat it as an error */ + if ((ENODATA == rsp.op_errno) || (ENOATTR == rsp.op_errno) || + (EPERM == rsp.op_errno) || (EACCES == rsp.op_errno)) + loglevel = GF_LOG_DEBUG; + else + loglevel = GF_LOG_WARNING; + + gf_smsg(this->name, loglevel, gf_error_to_errno(rsp.op_errno), + PC_MSG_REMOTE_OP_FAILED, NULL); + } + + CLIENT_STACK_UNWIND(removexattr, frame, rsp.op_ret, + gf_error_to_errno(rsp.op_errno), xdata); + + if (xdata) + dict_unref(xdata); + + return 0; +} + +int +client4_0_fremovexattr_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + call_frame_t *frame = NULL; + gfx_common_rsp rsp = { + 0, + }; + int ret = 0; + xlator_t *this = NULL; + dict_t *xdata = NULL; + + this = THIS; + + frame = myframe; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfx_common_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + xdr_to_dict(&rsp.xdata, &xdata); +out: + if (rsp.op_ret == -1) { + gf_smsg(this->name, GF_LOG_WARNING, gf_error_to_errno(rsp.op_errno), + PC_MSG_REMOTE_OP_FAILED, NULL); + } + CLIENT_STACK_UNWIND(fremovexattr, frame, rsp.op_ret, + gf_error_to_errno(rsp.op_errno), xdata); + + if (xdata) + dict_unref(xdata); + + return 0; +} + +int +client4_0_fsyncdir_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + call_frame_t *frame = NULL; + gfx_common_rsp rsp = { + 0, + }; + int ret = 0; + xlator_t *this = NULL; + dict_t *xdata = NULL; + + this = THIS; + + frame = myframe; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfx_common_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + xdr_to_dict(&rsp.xdata, &xdata); + +out: + if (rsp.op_ret == -1) { + gf_smsg(this->name, GF_LOG_WARNING, gf_error_to_errno(rsp.op_errno), + PC_MSG_REMOTE_OP_FAILED, NULL); + } + CLIENT_STACK_UNWIND(fsyncdir, frame, rsp.op_ret, + gf_error_to_errno(rsp.op_errno), xdata); + + if (xdata) + dict_unref(xdata); + + return 0; +} + +int +client4_0_access_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + call_frame_t *frame = NULL; + gfx_common_rsp rsp = { + 0, + }; + int ret = 0; + xlator_t *this = NULL; + dict_t *xdata = NULL; + + this = THIS; + + frame = myframe; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfx_common_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + xdr_to_dict(&rsp.xdata, &xdata); + +out: + if (rsp.op_ret == -1) { + gf_smsg(this->name, GF_LOG_WARNING, gf_error_to_errno(rsp.op_errno), + PC_MSG_REMOTE_OP_FAILED, NULL); + } + CLIENT_STACK_UNWIND(access, frame, rsp.op_ret, + gf_error_to_errno(rsp.op_errno), xdata); + + if (xdata) + dict_unref(xdata); + + return 0; +} + +int +client4_0_ftruncate_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + gfx_common_2iatt_rsp rsp = { + 0, + }; + call_frame_t *frame = NULL; + struct iatt prestat = { + 0, + }; + struct iatt poststat = { + 0, + }; + int ret = 0; + xlator_t *this = NULL; + dict_t *xdata = NULL; + + this = THIS; + + frame = myframe; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfx_common_2iatt_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + ret = client_post_common_2iatt(this, &rsp, &prestat, &poststat, &xdata); + +out: + if (rsp.op_ret == -1) { + gf_smsg(this->name, GF_LOG_WARNING, gf_error_to_errno(rsp.op_errno), + PC_MSG_REMOTE_OP_FAILED, NULL); + } + CLIENT_STACK_UNWIND(ftruncate, frame, rsp.op_ret, + gf_error_to_errno(rsp.op_errno), &prestat, &poststat, + xdata); + + if (xdata) + dict_unref(xdata); + + return 0; +} + +int +client4_0_fstat_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + gfx_common_iatt_rsp rsp = { + 0, + }; + call_frame_t *frame = NULL; + struct iatt stat = { + 0, + }; + int ret = 0; + xlator_t *this = NULL; + dict_t *xdata = NULL; + + this = THIS; + + frame = myframe; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfx_common_iatt_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + ret = client_post_common_iatt(this, &rsp, &stat, &xdata); + +out: + if (rsp.op_ret == -1) { + gf_smsg(this->name, GF_LOG_WARNING, gf_error_to_errno(rsp.op_errno), + PC_MSG_REMOTE_OP_FAILED, NULL); + } + CLIENT_STACK_UNWIND(fstat, frame, rsp.op_ret, + gf_error_to_errno(rsp.op_errno), &stat, xdata); + + if (xdata) + dict_unref(xdata); + + return 0; +} + +int +client4_0_inodelk_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + call_frame_t *frame = NULL; + gfx_common_rsp rsp = { + 0, + }; + int ret = 0; + xlator_t *this = NULL; + dict_t *xdata = NULL; + + this = THIS; + + frame = myframe; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfx_common_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + xdr_to_dict(&rsp.xdata, &xdata); +out: + if (rsp.op_ret == -1) { + gf_smsg(this->name, + fop_log_level(GF_FOP_INODELK, gf_error_to_errno(rsp.op_errno)), + gf_error_to_errno(rsp.op_errno), PC_MSG_REMOTE_OP_FAILED, NULL); + } + CLIENT_STACK_UNWIND(inodelk, frame, rsp.op_ret, + gf_error_to_errno(rsp.op_errno), xdata); + + if (xdata) + dict_unref(xdata); + + return 0; +} + +int +client4_0_finodelk_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + call_frame_t *frame = NULL; + gfx_common_rsp rsp = { + 0, + }; + int ret = 0; + xlator_t *this = NULL; + dict_t *xdata = NULL; + clnt_local_t *local = NULL; + + frame = myframe; + this = frame->this; + local = frame->local; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfx_common_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + xdr_to_dict(&rsp.xdata, &xdata); +out: + if (rsp.op_ret == -1) { + gf_smsg(this->name, + fop_log_level(GF_FOP_FINODELK, gf_error_to_errno(rsp.op_errno)), + gf_error_to_errno(rsp.op_errno), PC_MSG_REMOTE_OP_FAILED, NULL); + } else if (rsp.op_ret == 0) { + if (local->attempt_reopen) + client_attempt_reopen(local->fd, this); + } + CLIENT_STACK_UNWIND(finodelk, frame, rsp.op_ret, + gf_error_to_errno(rsp.op_errno), xdata); + + if (xdata) + dict_unref(xdata); + + return 0; +} + +int +client4_0_entrylk_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + call_frame_t *frame = NULL; + gfx_common_rsp rsp = { + 0, + }; + int ret = 0; + xlator_t *this = NULL; + dict_t *xdata = NULL; + + this = THIS; + + frame = myframe; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfx_common_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + xdr_to_dict(&rsp.xdata, &xdata); +out: + if (rsp.op_ret == -1) { + gf_smsg(this->name, + fop_log_level(GF_FOP_ENTRYLK, gf_error_to_errno(rsp.op_errno)), + gf_error_to_errno(rsp.op_errno), PC_MSG_REMOTE_OP_FAILED, NULL); + } + + CLIENT_STACK_UNWIND(entrylk, frame, rsp.op_ret, + gf_error_to_errno(rsp.op_errno), xdata); + + if (xdata) + dict_unref(xdata); + + return 0; +} + +int +client4_0_fentrylk_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + call_frame_t *frame = NULL; + gfx_common_rsp rsp = { + 0, + }; + int ret = 0; + xlator_t *this = NULL; + dict_t *xdata = NULL; + + this = THIS; + + frame = myframe; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfx_common_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + xdr_to_dict(&rsp.xdata, &xdata); + +out: + if ((rsp.op_ret == -1) && (EAGAIN != gf_error_to_errno(rsp.op_errno))) { + gf_smsg(this->name, GF_LOG_WARNING, gf_error_to_errno(rsp.op_errno), + PC_MSG_REMOTE_OP_FAILED, NULL); + } + + CLIENT_STACK_UNWIND(fentrylk, frame, rsp.op_ret, + gf_error_to_errno(rsp.op_errno), xdata); + + if (xdata) + dict_unref(xdata); + + return 0; +} + +int +client4_0_xattrop_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + call_frame_t *frame = NULL; + dict_t *dict = NULL; + gfx_common_dict_rsp rsp = { + 0, + }; + int ret = 0; + int op_errno = EINVAL; + clnt_local_t *local = NULL; + xlator_t *this = NULL; + dict_t *xdata = NULL; + + this = THIS; + + frame = myframe; + local = frame->local; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + op_errno = ENOTCONN; + goto out; + } + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfx_common_dict_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + op_errno = EINVAL; + goto out; + } + + op_errno = rsp.op_errno; + ret = client_post_common_dict(this, &rsp, &dict, &xdata); + if (ret) { + op_errno = -ret; + goto out; + } +out: + if (rsp.op_ret == -1) { + gf_smsg(this->name, fop_log_level(GF_FOP_XATTROP, op_errno), + gf_error_to_errno(rsp.op_errno), PC_MSG_REMOTE_OP_FAILED, + "Path=%s", local->loc.path, "gfid=%s", + loc_gfid_utoa(&local->loc), NULL); + } else { + /* This is required as many places, `if (ret)` is checked + for syncop_xattrop() */ + gf_msg_debug(this->name, 0, "resetting op_ret to 0 from %d", + rsp.op_ret); + rsp.op_ret = 0; + } + + CLIENT_STACK_UNWIND(xattrop, frame, rsp.op_ret, gf_error_to_errno(op_errno), + dict, xdata); + + if (xdata) + dict_unref(xdata); + + if (dict) + dict_unref(dict); + + return 0; +} + +int +client4_0_fxattrop_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + call_frame_t *frame = NULL; + dict_t *dict = NULL; + dict_t *xdata = NULL; + gfx_common_dict_rsp rsp = { + 0, + }; + int ret = 0; + int op_errno = 0; + clnt_local_t *local = NULL; + xlator_t *this = NULL; + + this = THIS; + + frame = myframe; + local = frame->local; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + op_errno = ENOTCONN; + goto out; + } + + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfx_common_dict_rsp); + if (ret < 0) { + rsp.op_ret = -1; + op_errno = EINVAL; + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + goto out; + } + op_errno = rsp.op_errno; + ret = client_post_common_dict(this, &rsp, &dict, &xdata); + if (ret) { + rsp.op_ret = -1; + op_errno = -ret; + goto out; + } +out: + + if (rsp.op_ret == -1) { + gf_smsg(this->name, GF_LOG_WARNING, gf_error_to_errno(rsp.op_errno), + PC_MSG_REMOTE_OP_FAILED, NULL); + } else { + /* This is required as many places, `if (ret)` is checked + for syncop_fxattrop() */ + gf_msg_debug(this->name, 0, "resetting op_ret to 0 from %d", + rsp.op_ret); + rsp.op_ret = 0; + + if (local->attempt_reopen) + client_attempt_reopen(local->fd, this); + } + + CLIENT_STACK_UNWIND(fxattrop, frame, rsp.op_ret, + gf_error_to_errno(op_errno), dict, xdata); + if (xdata) + dict_unref(xdata); + + if (dict) + dict_unref(dict); + + return 0; +} + +int +client4_0_fsetxattr_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + call_frame_t *frame = NULL; + gfx_common_rsp rsp = { + 0, + }; + int ret = 0; + xlator_t *this = NULL; + dict_t *xdata = NULL; + int op_errno = EINVAL; + + this = THIS; + + frame = myframe; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfx_common_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + xdr_to_dict(&rsp.xdata, &xdata); + +out: + op_errno = gf_error_to_errno(rsp.op_errno); + if (rsp.op_ret == -1) { + if (op_errno == ENOTSUP) { + gf_msg_debug(this->name, 0, + "remote operation failed:" + " %s", + strerror(op_errno)); + } else { + gf_smsg(this->name, GF_LOG_WARNING, rsp.op_errno, + PC_MSG_REMOTE_OP_FAILED, NULL); + } + } + + CLIENT_STACK_UNWIND(fsetxattr, frame, rsp.op_ret, op_errno, xdata); + + if (xdata) + dict_unref(xdata); + + return 0; +} + +int +client4_0_fallocate_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + call_frame_t *frame = NULL; + gfx_common_2iatt_rsp rsp = { + 0, + }; + struct iatt prestat = { + 0, + }; + struct iatt poststat = { + 0, + }; + int ret = 0; + xlator_t *this = NULL; + dict_t *xdata = NULL; + + this = THIS; + + frame = myframe; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfx_common_2iatt_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + ret = client_post_common_2iatt(this, &rsp, &prestat, &poststat, &xdata); + if (ret < 0) + goto out; + +out: + if (rsp.op_ret == -1) { + gf_smsg(this->name, GF_LOG_WARNING, gf_error_to_errno(rsp.op_errno), + PC_MSG_REMOTE_OP_FAILED, NULL); + } + CLIENT_STACK_UNWIND(fallocate, frame, rsp.op_ret, + gf_error_to_errno(rsp.op_errno), &prestat, &poststat, + xdata); + + if (xdata) + dict_unref(xdata); + + return 0; +} + +int +client4_0_discard_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + gfx_common_2iatt_rsp rsp = { + 0, + }; + call_frame_t *frame = NULL; + struct iatt prestat = { + 0, + }; + struct iatt poststat = { + 0, + }; + int ret = 0; + xlator_t *this = NULL; + dict_t *xdata = NULL; + + this = THIS; + + frame = myframe; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfx_common_2iatt_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + ret = client_post_common_2iatt(this, &rsp, &prestat, &poststat, &xdata); + +out: + if (rsp.op_ret == -1) { + gf_smsg(this->name, GF_LOG_WARNING, gf_error_to_errno(rsp.op_errno), + PC_MSG_REMOTE_OP_FAILED, NULL); + } + CLIENT_STACK_UNWIND(discard, frame, rsp.op_ret, + gf_error_to_errno(rsp.op_errno), &prestat, &poststat, + xdata); + if (xdata) + dict_unref(xdata); + + return 0; +} + +int +client4_0_zerofill_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + call_frame_t *frame = NULL; + gfx_common_2iatt_rsp rsp = { + 0, + }; + struct iatt prestat = { + 0, + }; + struct iatt poststat = { + 0, + }; + int ret = 0; + xlator_t *this = NULL; + dict_t *xdata = NULL; + + this = THIS; + + frame = myframe; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfx_common_2iatt_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + ret = client_post_common_2iatt(this, &rsp, &prestat, &poststat, &xdata); +out: + if (rsp.op_ret == -1) { + gf_smsg(this->name, GF_LOG_WARNING, gf_error_to_errno(rsp.op_errno), + PC_MSG_REMOTE_OP_FAILED, NULL); + } + CLIENT_STACK_UNWIND(zerofill, frame, rsp.op_ret, + gf_error_to_errno(rsp.op_errno), &prestat, &poststat, + xdata); + + if (xdata) + dict_unref(xdata); + + return 0; +} + +int +client4_0_ipc_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + call_frame_t *frame = NULL; + gfx_common_rsp rsp = { + 0, + }; + int ret = 0; + xlator_t *this = NULL; + dict_t *xdata = NULL; + + this = THIS; + + frame = myframe; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfx_common_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + xdr_to_dict(&rsp.xdata, &xdata); +out: + if (rsp.op_ret == -1) { + gf_smsg(this->name, GF_LOG_WARNING, gf_error_to_errno(rsp.op_errno), + PC_MSG_REMOTE_OP_FAILED, NULL); + } + CLIENT_STACK_UNWIND(ipc, frame, rsp.op_ret, gf_error_to_errno(rsp.op_errno), + xdata); + + if (xdata) + dict_unref(xdata); + + return 0; +} + +int +client4_0_seek_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + call_frame_t *frame = NULL; + struct gfx_seek_rsp rsp = { + 0, + }; + int ret = 0; + xlator_t *this = NULL; + dict_t *xdata = NULL; + + this = THIS; + + frame = myframe; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfx_seek_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + xdr_to_dict(&rsp.xdata, &xdata); +out: + if (rsp.op_ret == -1) { + gf_smsg(this->name, GF_LOG_WARNING, gf_error_to_errno(rsp.op_errno), + PC_MSG_REMOTE_OP_FAILED, NULL); + } + CLIENT_STACK_UNWIND(seek, frame, rsp.op_ret, + gf_error_to_errno(rsp.op_errno), rsp.offset, xdata); + + if (xdata) + dict_unref(xdata); + + return 0; +} + +int +client4_0_setattr_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + gfx_common_2iatt_rsp rsp = { + 0, + }; + call_frame_t *frame = NULL; + struct iatt prestat = { + 0, + }; + struct iatt poststat = { + 0, + }; + int ret = 0; + xlator_t *this = NULL; + dict_t *xdata = NULL; + + this = THIS; + + frame = myframe; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfx_common_2iatt_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + ret = client_post_common_2iatt(this, &rsp, &prestat, &poststat, &xdata); + +out: + if (rsp.op_ret == -1) { + gf_smsg(this->name, GF_LOG_WARNING, gf_error_to_errno(rsp.op_errno), + PC_MSG_REMOTE_OP_FAILED, NULL); + } + CLIENT_STACK_UNWIND(setattr, frame, rsp.op_ret, + gf_error_to_errno(rsp.op_errno), &prestat, &poststat, + xdata); + + if (xdata) + dict_unref(xdata); + + return 0; +} + +int +client4_0_fsetattr_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + gfx_common_2iatt_rsp rsp = { + 0, + }; + call_frame_t *frame = NULL; + struct iatt prestat = { + 0, + }; + struct iatt poststat = { + 0, + }; + int ret = 0; + xlator_t *this = NULL; + dict_t *xdata = NULL; + + this = THIS; + + frame = myframe; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfx_common_2iatt_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + ret = client_post_common_2iatt(this, &rsp, &prestat, &poststat, &xdata); + +out: + if (rsp.op_ret == -1) { + gf_smsg(this->name, GF_LOG_WARNING, gf_error_to_errno(rsp.op_errno), + PC_MSG_REMOTE_OP_FAILED, NULL); + } + CLIENT_STACK_UNWIND(fsetattr, frame, rsp.op_ret, + gf_error_to_errno(rsp.op_errno), &prestat, &poststat, + xdata); + + if (xdata) + dict_unref(xdata); + + return 0; +} + +int +client4_0_create_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + call_frame_t *frame = NULL; + fd_t *fd = NULL; + inode_t *inode = NULL; + struct iatt stbuf = { + 0, + }; + struct iatt preparent = { + 0, + }; + struct iatt postparent = { + 0, + }; + int32_t ret = -1; + clnt_local_t *local = NULL; + gfx_create_rsp rsp = { + 0, + }; + xlator_t *this = NULL; + dict_t *xdata = NULL; + + this = THIS; + + frame = myframe; + local = frame->local; + fd = local->fd; + inode = local->loc.inode; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfx_create_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + ret = client_post_create_v2(this, &rsp, &stbuf, &preparent, &postparent, + local, &xdata); + if (ret < 0) + goto out; + + if (-1 != rsp.op_ret) { + ret = client_add_fd_to_saved_fds(frame->this, fd, &local->loc, + local->flags, rsp.fd, 0); + if (ret) { + rsp.op_ret = -1; + rsp.op_errno = -ret; + goto out; + } + } + +out: + if (rsp.op_ret == -1) { + gf_smsg(this->name, GF_LOG_WARNING, gf_error_to_errno(rsp.op_errno), + PC_MSG_REMOTE_OP_FAILED, "path=%s", local->loc.path, NULL); + } + + CLIENT_STACK_UNWIND(create, frame, rsp.op_ret, + gf_error_to_errno(rsp.op_errno), fd, inode, &stbuf, + &preparent, &postparent, xdata); + + if (xdata) + dict_unref(xdata); + + return 0; +} + +int +client4_0_lease_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + call_frame_t *frame = NULL; + struct gf_lease lease = { + 0, + }; + gfx_lease_rsp rsp = { + 0, + }; + int ret = 0; + xlator_t *this = NULL; + dict_t *xdata = NULL; + + this = THIS; + + frame = myframe; + + if (-1 == req->rpc_status) { + gf_smsg(this->name, GF_LOG_ERROR, ENOTCONN, PC_MSG_REMOTE_OP_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfx_lease_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + ret = client_post_lease_v2(this, &rsp, &lease, &xdata); + +out: + if (rsp.op_ret == -1) { + gf_smsg(this->name, GF_LOG_WARNING, gf_error_to_errno(rsp.op_errno), + PC_MSG_REMOTE_OP_FAILED, NULL); + } + + CLIENT_STACK_UNWIND(lease, frame, rsp.op_ret, + gf_error_to_errno(rsp.op_errno), &lease, xdata); + + if (xdata) + dict_unref(xdata); + + return 0; +} + +int +client4_0_lk_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + call_frame_t *frame = NULL; + struct gf_flock lock = { + 0, + }; + gfx_lk_rsp rsp = { + 0, + }; + int ret = 0; + xlator_t *this = NULL; + dict_t *xdata = NULL; + clnt_local_t *local = NULL; + + this = THIS; + + frame = myframe; + local = frame->local; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfx_lk_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + if (rsp.op_ret >= 0) { + ret = client_post_lk_v2(this, &rsp, &lock, &xdata); + if (ret < 0) + goto out; + + /* Save the lock to the client lock cache to be able + to recover in the case of server reboot.*/ + + if (client_is_setlk(local->cmd)) { + ret = client_add_lock_for_recovery(local->fd, &lock, &local->owner, + local->cmd); + if (ret < 0) { + rsp.op_ret = -1; + rsp.op_errno = -ret; + } + } + } + +out: + if ((rsp.op_ret == -1) && (EAGAIN != gf_error_to_errno(rsp.op_errno))) { + gf_smsg(this->name, GF_LOG_WARNING, gf_error_to_errno(rsp.op_errno), + PC_MSG_REMOTE_OP_FAILED, NULL); + } + + CLIENT_STACK_UNWIND(lk, frame, rsp.op_ret, gf_error_to_errno(rsp.op_errno), + &lock, xdata); + + free(rsp.flock.lk_owner.lk_owner_val); + + if (xdata) + dict_unref(xdata); + + return 0; +} + +int +client4_0_readdir_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + call_frame_t *frame = NULL; + gfx_readdir_rsp rsp = { + 0, + }; + int32_t ret = 0; + clnt_local_t *local = NULL; + gf_dirent_t entries; + xlator_t *this = NULL; + dict_t *xdata = NULL; + + this = THIS; + + frame = myframe; + local = frame->local; + + INIT_LIST_HEAD(&entries.list); + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfx_readdir_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + ret = client_post_readdir_v2(this, &rsp, &entries, &xdata); + +out: + if (rsp.op_ret == -1) { + gf_smsg(this->name, GF_LOG_WARNING, gf_error_to_errno(rsp.op_errno), + PC_MSG_REMOTE_OP_FAILED, "remote_fd=%d", local->cmd, NULL); + } + CLIENT_STACK_UNWIND(readdir, frame, rsp.op_ret, + gf_error_to_errno(rsp.op_errno), &entries, xdata); + + if (rsp.op_ret != -1) { + gf_dirent_free(&entries); + } + + if (xdata) + dict_unref(xdata); + + clnt_readdir_rsp_cleanup_v2(&rsp); + + return 0; +} + +int +client4_0_readdirp_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + call_frame_t *frame = NULL; + gfx_readdirp_rsp rsp = { + 0, + }; + int32_t ret = 0; + clnt_local_t *local = NULL; + gf_dirent_t entries; + xlator_t *this = NULL; + dict_t *xdata = NULL; + + this = THIS; + + frame = myframe; + local = frame->local; + + INIT_LIST_HEAD(&entries.list); + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfx_readdirp_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + ret = client_post_readdirp_v2(this, &rsp, local->fd, &entries, &xdata); +out: + if (rsp.op_ret == -1) { + gf_smsg(this->name, GF_LOG_WARNING, gf_error_to_errno(rsp.op_errno), + PC_MSG_REMOTE_OP_FAILED, NULL); + } + CLIENT_STACK_UNWIND(readdirp, frame, rsp.op_ret, + gf_error_to_errno(rsp.op_errno), &entries, xdata); + + if (rsp.op_ret != -1) { + gf_dirent_free(&entries); + } + + if (xdata) + dict_unref(xdata); + + clnt_readdirp_rsp_cleanup_v2(&rsp); + + return 0; +} + +int +client4_0_rename_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + call_frame_t *frame = NULL; + gfx_rename_rsp rsp = { + 0, + }; + struct iatt stbuf = { + 0, + }; + struct iatt preoldparent = { + 0, + }; + struct iatt postoldparent = { + 0, + }; + struct iatt prenewparent = { + 0, + }; + struct iatt postnewparent = { + 0, + }; + int ret = 0; + xlator_t *this = NULL; + dict_t *xdata = NULL; + + this = THIS; + + frame = myframe; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfx_rename_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + client_post_rename_v2(this, &rsp, &stbuf, &preoldparent, &postoldparent, + &prenewparent, &postnewparent, &xdata); +out: + if (rsp.op_ret == -1) { + gf_smsg(this->name, GF_LOG_WARNING, gf_error_to_errno(rsp.op_errno), + PC_MSG_REMOTE_OP_FAILED, NULL); + } + CLIENT_STACK_UNWIND(rename, frame, rsp.op_ret, + gf_error_to_errno(rsp.op_errno), &stbuf, &preoldparent, + &postoldparent, &prenewparent, &postnewparent, xdata); + + if (xdata) + dict_unref(xdata); + + return 0; +} + +int +client4_0_link_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + gfx_common_3iatt_rsp rsp = { + 0, + }; + call_frame_t *frame = NULL; + struct iatt stbuf = { + 0, + }; + struct iatt preparent = { + 0, + }; + struct iatt postparent = { + 0, + }; + int ret = 0; + clnt_local_t *local = NULL; + inode_t *inode = NULL; + xlator_t *this = NULL; + dict_t *xdata = NULL; + + this = THIS; + + frame = myframe; + + local = frame->local; + inode = local->loc.inode; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfx_common_3iatt_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + ret = client_post_common_3iatt(this, &rsp, &stbuf, &preparent, &postparent, + &xdata); +out: + if (rsp.op_ret == -1) { + if (GF_IGNORE_IF_GSYNCD_SAFE_ERROR(frame, rsp.op_errno)) { + gf_smsg(this->name, GF_LOG_WARNING, gf_error_to_errno(rsp.op_errno), + PC_MSG_REMOTE_OP_FAILED, "source=%s", local->loc.path, + "target=%s", local->loc2.path, NULL); + } + } + + CLIENT_STACK_UNWIND(link, frame, rsp.op_ret, + gf_error_to_errno(rsp.op_errno), inode, &stbuf, + &preparent, &postparent, xdata); + + if (xdata) + dict_unref(xdata); + + return 0; +} + +int +client4_0_opendir_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + clnt_local_t *local = NULL; + call_frame_t *frame = NULL; + fd_t *fd = NULL; + int ret = 0; + gfx_open_rsp rsp = { + 0, + }; + xlator_t *this = NULL; + dict_t *xdata = NULL; + + this = THIS; + + frame = myframe; + local = frame->local; + + fd = local->fd; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + + /* open and opendir are two operations dealing with same thing, + but separated by fop number only */ + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfx_open_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + if (-1 != rsp.op_ret) { + ret = client_add_fd_to_saved_fds(frame->this, fd, &local->loc, 0, + rsp.fd, 1); + if (ret) { + rsp.op_ret = -1; + rsp.op_errno = -ret; + goto out; + } + } + + ret = xdr_to_dict(&rsp.xdata, &xdata); +out: + if (rsp.op_ret == -1) { + gf_smsg(this->name, + fop_log_level(GF_FOP_OPENDIR, gf_error_to_errno(rsp.op_errno)), + gf_error_to_errno(rsp.op_errno), PC_MSG_REMOTE_OP_FAILED, + "path=%s", local->loc.path, "gfid=%s", + loc_gfid_utoa(&local->loc), NULL); + } + CLIENT_STACK_UNWIND(opendir, frame, rsp.op_ret, + gf_error_to_errno(rsp.op_errno), fd, xdata); + + if (xdata) + dict_unref(xdata); + + return 0; +} + +int +client4_0_lookup_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + gfx_common_2iatt_rsp rsp = { + 0, + }; + clnt_local_t *local = NULL; + call_frame_t *frame = NULL; + int ret = 0; + struct iatt stbuf = { + 0, + }; + struct iatt postparent = { + 0, + }; + int op_errno = EINVAL; + dict_t *xdata = NULL; + inode_t *inode = NULL; + xlator_t *this = NULL; + + this = THIS; + + frame = myframe; + local = frame->local; + inode = local->loc.inode; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + op_errno = ENOTCONN; + goto out; + } + + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfx_common_2iatt_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + op_errno = EINVAL; + goto out; + } + + /* Preserve the op_errno received from the server */ + op_errno = gf_error_to_errno(rsp.op_errno); + + ret = client_post_common_2iatt(this, &rsp, &stbuf, &postparent, &xdata); + if (ret < 0) { + /* Don't change the op_errno if the fop failed on server */ + if (rsp.op_ret == 0) + op_errno = rsp.op_errno; + rsp.op_ret = -1; + goto out; + } + + if (rsp.op_ret < 0) + goto out; + + if ((!gf_uuid_is_null(inode->gfid)) && + (gf_uuid_compare(stbuf.ia_gfid, inode->gfid) != 0)) { + gf_msg_debug(frame->this->name, 0, "gfid changed for %s", + local->loc.path); + + rsp.op_ret = -1; + op_errno = ESTALE; + if (xdata) + ret = dict_set_int32_sizen(xdata, "gfid-changed", 1); + + goto out; + } + + rsp.op_ret = 0; + +out: + /* Restore the correct op_errno to rsp.op_errno */ + rsp.op_errno = op_errno; + if (rsp.op_ret == -1) { + /* any error other than ENOENT */ + if (!(local->loc.name && rsp.op_errno == ENOENT) && + !(rsp.op_errno == ESTALE)) + gf_smsg(this->name, GF_LOG_WARNING, rsp.op_errno, + PC_MSG_REMOTE_OP_FAILED, "path=%s", local->loc.path, + "gfid=%s", loc_gfid_utoa(&local->loc), NULL); + else + gf_msg_trace(this->name, 0, + "not found on remote " + "node"); + } + + CLIENT_STACK_UNWIND(lookup, frame, rsp.op_ret, rsp.op_errno, inode, &stbuf, + xdata, &postparent); + + if (xdata) + dict_unref(xdata); + + return 0; +} + +int +client4_0_readv_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + call_frame_t *frame = NULL; + struct iobref *iobref = NULL; + struct iovec vector[MAX_IOVEC] = { + {0}, + }; + struct iatt stat = { + 0, + }; + gfx_read_rsp rsp = { + 0, + }; + int ret = 0, rspcount = 0; + clnt_local_t *local = NULL; + xlator_t *this = NULL; + dict_t *xdata = NULL; + + this = THIS; + + frame = myframe; + local = frame->local; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfx_read_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + memset(vector, 0, sizeof(vector)); + + ret = client_post_readv_v2(this, &rsp, &iobref, req->rsp_iobref, &stat, + vector, &req->rsp[1], &rspcount, &xdata); +out: + if (rsp.op_ret == -1) { + gf_smsg(this->name, GF_LOG_WARNING, gf_error_to_errno(rsp.op_errno), + PC_MSG_REMOTE_OP_FAILED, NULL); + } else if (rsp.op_ret >= 0) { + if (local->attempt_reopen) + client_attempt_reopen(local->fd, this); + } + CLIENT_STACK_UNWIND(readv, frame, rsp.op_ret, + gf_error_to_errno(rsp.op_errno), vector, rspcount, + &stat, iobref, xdata); + + if (xdata) + dict_unref(xdata); + + return 0; +} + +int +client4_0_release_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + call_frame_t *frame = NULL; + + frame = myframe; + STACK_DESTROY(frame->root); + return 0; +} +int +client4_0_releasedir_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + call_frame_t *frame = NULL; + + frame = myframe; + STACK_DESTROY(frame->root); + return 0; +} + +int +client4_0_getactivelk_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + call_frame_t *frame = NULL; + gfx_getactivelk_rsp rsp = { + 0, + }; + int32_t ret = 0; + lock_migration_info_t locklist; + xlator_t *this = NULL; + dict_t *xdata = NULL; + + this = THIS; + + frame = myframe; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfx_getactivelk_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + INIT_LIST_HEAD(&locklist.list); + + if (rsp.op_ret > 0) { + clnt_unserialize_rsp_locklist_v2(this, &rsp, &locklist); + } + + xdr_to_dict(&rsp.xdata, &xdata); + +out: + if (rsp.op_ret == -1) { + gf_smsg(this->name, GF_LOG_WARNING, gf_error_to_errno(rsp.op_errno), + PC_MSG_REMOTE_OP_FAILED, NULL); + } + + CLIENT_STACK_UNWIND(getactivelk, frame, rsp.op_ret, + gf_error_to_errno(rsp.op_errno), &locklist, xdata); + if (xdata) + dict_unref(xdata); + + clnt_getactivelk_rsp_cleanup_v2(&rsp); + + return 0; +} + +int +client4_0_setactivelk_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + call_frame_t *frame = NULL; + gfx_common_rsp rsp = { + 0, + }; + int32_t ret = 0; + xlator_t *this = NULL; + dict_t *xdata = NULL; + + this = THIS; + + frame = myframe; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfx_common_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + xdr_to_dict(&rsp.xdata, &xdata); +out: + if (rsp.op_ret == -1) { + gf_smsg(this->name, GF_LOG_WARNING, gf_error_to_errno(rsp.op_errno), + PC_MSG_REMOTE_OP_FAILED, NULL); + } + + CLIENT_STACK_UNWIND(setactivelk, frame, rsp.op_ret, + gf_error_to_errno(rsp.op_errno), xdata); + + if (xdata) + dict_unref(xdata); + + return 0; +} + +int +client4_0_copy_file_range_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + gfx_common_3iatt_rsp rsp = { + 0, + }; + call_frame_t *frame = NULL; + struct iatt stbuf = { + 0, + }; + struct iatt prestat = { + 0, + }; + struct iatt poststat = { + 0, + }; + int ret = 0; + xlator_t *this = NULL; + dict_t *xdata = NULL; + clnt_local_t *local = NULL; + + this = THIS; + + frame = myframe; + local = frame->local; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfx_common_3iatt_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + ret = client_post_common_3iatt(this, &rsp, &stbuf, &prestat, &poststat, + &xdata); + if (ret < 0) + goto out; +out: + if (rsp.op_ret == -1) { + gf_smsg(this->name, GF_LOG_WARNING, gf_error_to_errno(rsp.op_errno), + PC_MSG_REMOTE_OP_FAILED, NULL); + } else if (rsp.op_ret >= 0) { + if (local->attempt_reopen) + client_attempt_reopen(local->fd, this); + if (local->attempt_reopen_out) + client_attempt_reopen(local->fd_out, this); + } + CLIENT_STACK_UNWIND(copy_file_range, frame, rsp.op_ret, + gf_error_to_errno(rsp.op_errno), &stbuf, &prestat, + &poststat, xdata); + + if (xdata) + dict_unref(xdata); + + return 0; +} + +int32_t +client4_0_releasedir(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_conf_t *conf = NULL; + clnt_fd_ctx_t *fdctx = NULL; + clnt_args_t *args = NULL; + int64_t remote_fd = -1; + gf_boolean_t destroy = _gf_false; + + if (!this || !data) + goto out; + + args = data; + conf = this->private; + + pthread_spin_lock(&conf->fd_lock); + { + fdctx = this_fd_del_ctx(args->fd, this); + if (fdctx != NULL) { + remote_fd = fdctx->remote_fd; + + /* fdctx->remote_fd == -1 indicates a reopen attempt + in progress. Just mark ->released = 1 and let + reopen_cbk handle releasing + */ + + if (remote_fd == -1) { + fdctx->released = 1; + } else { + list_del_init(&fdctx->sfd_pos); + destroy = _gf_true; + } + } + } + pthread_spin_unlock(&conf->fd_lock); + + if (destroy) + client_fdctx_destroy(this, fdctx); + +out: + + return 0; +} + +int32_t +client4_0_release(call_frame_t *frame, xlator_t *this, void *data) +{ + int64_t remote_fd = -1; + clnt_conf_t *conf = NULL; + clnt_fd_ctx_t *fdctx = NULL; + clnt_args_t *args = NULL; + gf_boolean_t destroy = _gf_false; + + if (!this || !data) + goto out; + + args = data; + conf = this->private; + + pthread_spin_lock(&conf->fd_lock); + { + fdctx = this_fd_del_ctx(args->fd, this); + if (fdctx != NULL) { + remote_fd = fdctx->remote_fd; + + /* fdctx->remote_fd == -1 indicates a reopen attempt + in progress. Just mark ->released = 1 and let + reopen_cbk handle releasing + */ + if (remote_fd == -1) { + fdctx->released = 1; + } else { + list_del_init(&fdctx->sfd_pos); + destroy = _gf_true; + } + } + } + pthread_spin_unlock(&conf->fd_lock); + + if (destroy) + client_fdctx_destroy(this, fdctx); +out: + return 0; +} + +int32_t +client4_0_lookup(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_conf_t *conf = NULL; + clnt_local_t *local = NULL; + clnt_args_t *args = NULL; + gfx_lookup_req req = { + { + 0, + }, + }; + int ret = 0; + int op_errno = ESTALE; + data_t *content = NULL; + struct iovec vector[MAX_IOVEC] = { + {0}, + }; + int count = 0; + struct iobref *rsp_iobref = NULL; + struct iobuf *rsp_iobuf = NULL; + struct iovec *rsphdr = NULL; + client_payload_t cp; + + if (!frame || !this || !data) + goto unwind; + + conf = this->private; + args = data; + local = mem_get0(this->local_pool); + if (!local) { + op_errno = ENOMEM; + goto unwind; + } + frame->local = local; + + if (!(args->loc && args->loc->inode)) + goto unwind; + + loc_copy(&local->loc, args->loc); + loc_path(&local->loc, NULL); + + if (args->xdata) { + content = dict_get_sizen(args->xdata, GF_CONTENT_KEY); + if (content != NULL) { + rsp_iobref = iobref_new(); + if (rsp_iobref == NULL) { + goto unwind; + } + + /* TODO: what is the size we should send ? */ + /* This change very much depends on quick-read + changes */ + rsp_iobuf = iobuf_get(this->ctx->iobuf_pool); + if (rsp_iobuf == NULL) { + goto unwind; + } + + iobref_add(rsp_iobref, rsp_iobuf); + memset(vector, 0, sizeof(vector)); + rsphdr = &vector[0]; + rsphdr->iov_base = iobuf_ptr(rsp_iobuf); + rsphdr->iov_len = iobuf_pagesize(rsp_iobuf); + count = 1; + local->iobref = rsp_iobref; + iobuf_unref(rsp_iobuf); + rsp_iobuf = NULL; + rsp_iobref = NULL; + } + } + + ret = client_pre_lookup_v2(this, &req, args->loc, args->xdata); + if (ret) { + op_errno = -ret; + goto unwind; + } + + memset(&cp, 0, sizeof(client_payload_t)); + + cp.rsphdr = rsphdr; + cp.rsphdr_cnt = count; + cp.rsp_iobref = local->iobref; + ret = client_submit_request(this, &req, frame, conf->fops, GFS3_OP_LOOKUP, + client4_0_lookup_cbk, &cp, + (xdrproc_t)xdr_gfx_lookup_req); + + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; + +unwind: + CLIENT_STACK_UNWIND(lookup, frame, -1, op_errno, NULL, NULL, NULL, NULL); + + GF_FREE(req.xdata.pairs.pairs_val); + + if (rsp_iobref) + iobref_unref(rsp_iobref); + + return 0; +} + +int32_t +client4_0_stat(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_conf_t *conf = NULL; + clnt_args_t *args = NULL; + gfx_stat_req req = { + { + 0, + }, + }; + int ret = 0; + int op_errno = ESTALE; + + if (!frame || !this || !data) + goto unwind; + + args = data; + conf = this->private; + + ret = client_pre_stat_v2(this, &req, args->loc, args->xdata); + if (ret) { + op_errno = -ret; + goto unwind; + } + ret = client_submit_request(this, &req, frame, conf->fops, GFS3_OP_STAT, + client4_0_stat_cbk, NULL, + (xdrproc_t)xdr_gfx_stat_req); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; +unwind: + CLIENT_STACK_UNWIND(stat, frame, -1, op_errno, NULL, NULL); + + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; +} + +int32_t +client4_0_truncate(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_conf_t *conf = NULL; + clnt_args_t *args = NULL; + gfx_truncate_req req = { + { + 0, + }, + }; + int ret = 0; + int op_errno = ESTALE; + + if (!frame || !this || !data) + goto unwind; + + args = data; + conf = this->private; + + ret = client_pre_truncate_v2(this, &req, args->loc, args->offset, + args->xdata); + if (ret) { + op_errno = -ret; + goto unwind; + } + ret = client_submit_request(this, &req, frame, conf->fops, GFS3_OP_TRUNCATE, + client4_0_truncate_cbk, NULL, + (xdrproc_t)xdr_gfx_truncate_req); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; +unwind: + CLIENT_STACK_UNWIND(truncate, frame, -1, op_errno, NULL, NULL, NULL); + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; +} + +int32_t +client4_0_ftruncate(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_args_t *args = NULL; + clnt_conf_t *conf = NULL; + gfx_ftruncate_req req = { + { + 0, + }, + }; + int op_errno = EINVAL; + int ret = 0; + + if (!frame || !this || !data) + goto unwind; + + args = data; + + conf = this->private; + + ret = client_pre_ftruncate_v2(this, &req, args->fd, args->offset, + args->xdata); + if (ret) { + op_errno = -ret; + goto unwind; + } + ret = client_submit_request(this, &req, frame, conf->fops, + GFS3_OP_FTRUNCATE, client4_0_ftruncate_cbk, + NULL, (xdrproc_t)xdr_gfx_ftruncate_req); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; +unwind: + CLIENT_STACK_UNWIND(ftruncate, frame, -1, op_errno, NULL, NULL, NULL); + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; +} + +int32_t +client4_0_access(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_conf_t *conf = NULL; + clnt_args_t *args = NULL; + gfx_access_req req = { + { + 0, + }, + }; + int ret = 0; + int op_errno = ESTALE; + + if (!frame || !this || !data) + goto unwind; + + args = data; + + conf = this->private; + + ret = client_pre_access_v2(this, &req, args->loc, args->mask, args->xdata); + if (ret) { + op_errno = -ret; + goto unwind; + } + ret = client_submit_request(this, &req, frame, conf->fops, GFS3_OP_ACCESS, + client4_0_access_cbk, NULL, + (xdrproc_t)xdr_gfx_access_req); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; +unwind: + CLIENT_STACK_UNWIND(access, frame, -1, op_errno, NULL); + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; +} + +int32_t +client4_0_readlink(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_conf_t *conf = NULL; + clnt_args_t *args = NULL; + gfx_readlink_req req = { + { + 0, + }, + }; + int ret = 0; + int op_errno = ESTALE; + clnt_local_t *local = NULL; + + if (!frame || !this || !data) + goto unwind; + + args = data; + + conf = this->private; + + local = mem_get0(this->local_pool); + if (!local) { + op_errno = ENOMEM; + goto unwind; + } + + frame->local = local; + + ret = client_pre_readlink_v2(this, &req, args->loc, args->size, + args->xdata); + if (ret) { + op_errno = -ret; + goto unwind; + } + + ret = client_submit_request(this, &req, frame, conf->fops, GFS3_OP_READLINK, + client4_0_readlink_cbk, NULL, + (xdrproc_t)xdr_gfx_readlink_req); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; +unwind: + + CLIENT_STACK_UNWIND(readlink, frame, -1, op_errno, NULL, NULL, NULL); + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; +} + +int32_t +client4_0_unlink(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_conf_t *conf = NULL; + clnt_args_t *args = NULL; + gfx_unlink_req req = { + { + 0, + }, + }; + int ret = 0; + int op_errno = 0; + + if (!frame || !this || !data) + goto unwind; + + args = data; + conf = this->private; + + ret = client_pre_unlink_v2(this, &req, args->loc, args->flags, args->xdata); + if (ret) { + op_errno = -ret; + goto unwind; + } + ret = client_submit_request(this, &req, frame, conf->fops, GFS3_OP_UNLINK, + client4_0_unlink_cbk, NULL, + (xdrproc_t)xdr_gfx_unlink_req); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; +unwind: + CLIENT_STACK_UNWIND(unlink, frame, -1, op_errno, NULL, NULL, NULL); + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; +} + +int32_t +client4_0_rmdir(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_conf_t *conf = NULL; + clnt_args_t *args = NULL; + gfx_rmdir_req req = { + { + 0, + }, + }; + int ret = 0; + int op_errno = ESTALE; + + if (!frame || !this || !data) + goto unwind; + + args = data; + conf = this->private; + + ret = client_pre_rmdir_v2(this, &req, args->loc, args->flags, args->xdata); + + if (ret) { + op_errno = -ret; + goto unwind; + } + ret = client_submit_request(this, &req, frame, conf->fops, GFS3_OP_RMDIR, + client4_0_rmdir_cbk, NULL, + (xdrproc_t)xdr_gfx_rmdir_req); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; +unwind: + CLIENT_STACK_UNWIND(rmdir, frame, -1, op_errno, NULL, NULL, NULL); + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; +} + +int32_t +client4_0_symlink(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_local_t *local = NULL; + clnt_conf_t *conf = NULL; + clnt_args_t *args = NULL; + gfx_symlink_req req = { + { + 0, + }, + }; + int ret = 0; + int op_errno = ESTALE; + + if (!frame || !this || !data) + goto unwind; + + args = data; + conf = this->private; + + local = mem_get0(this->local_pool); + if (!local) { + op_errno = ENOMEM; + goto unwind; + } + + frame->local = local; + + if (!(args->loc && args->loc->parent)) + goto unwind; + + loc_copy(&local->loc, args->loc); + loc_path(&local->loc, NULL); + + local->loc2.path = gf_strdup(args->linkname); + + ret = client_pre_symlink_v2(this, &req, args->loc, args->linkname, + args->umask, args->xdata); + if (ret) { + op_errno = -ret; + goto unwind; + } + ret = client_submit_request(this, &req, frame, conf->fops, GFS3_OP_SYMLINK, + client4_0_symlink_cbk, NULL, + (xdrproc_t)xdr_gfx_symlink_req); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; +unwind: + + CLIENT_STACK_UNWIND(symlink, frame, -1, op_errno, NULL, NULL, NULL, NULL, + NULL); + + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; +} + +int32_t +client4_0_rename(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_conf_t *conf = NULL; + clnt_args_t *args = NULL; + gfx_rename_req req = { + { + 0, + }, + }; + int ret = 0; + int op_errno = ESTALE; + + if (!frame || !this || !data) + goto unwind; + + args = data; + conf = this->private; + + ret = client_pre_rename_v2(this, &req, args->oldloc, args->newloc, + args->xdata); + if (ret) { + op_errno = -ret; + goto unwind; + } + ret = client_submit_request(this, &req, frame, conf->fops, GFS3_OP_RENAME, + client4_0_rename_cbk, NULL, + (xdrproc_t)xdr_gfx_rename_req); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; +unwind: + CLIENT_STACK_UNWIND(rename, frame, -1, op_errno, NULL, NULL, NULL, NULL, + NULL, NULL); + + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; +} + +int32_t +client4_0_link(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_local_t *local = NULL; + clnt_conf_t *conf = NULL; + clnt_args_t *args = NULL; + gfx_link_req req = { + { + 0, + }, + }; + int ret = 0; + int op_errno = ESTALE; + + if (!frame || !this || !data) + goto unwind; + + args = data; + conf = this->private; + + local = mem_get0(this->local_pool); + if (!local) { + op_errno = ENOMEM; + goto unwind; + } + + frame->local = local; + + ret = client_pre_link_v2(this, &req, args->oldloc, args->newloc, + args->xdata); + if (ret) { + op_errno = -ret; + goto unwind; + } + + loc_copy(&local->loc, args->oldloc); + loc_path(&local->loc, NULL); + loc_copy(&local->loc2, args->newloc); + loc_path(&local->loc2, NULL); + + ret = client_submit_request(this, &req, frame, conf->fops, GFS3_OP_LINK, + client4_0_link_cbk, NULL, + (xdrproc_t)xdr_gfx_link_req); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; +unwind: + CLIENT_STACK_UNWIND(link, frame, -1, op_errno, NULL, NULL, NULL, NULL, + NULL); + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; +} + +int32_t +client4_0_mknod(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_local_t *local = NULL; + clnt_conf_t *conf = NULL; + clnt_args_t *args = NULL; + gfx_mknod_req req = { + { + 0, + }, + }; + int ret = 0; + int op_errno = ESTALE; + + if (!frame || !this || !data) + goto unwind; + + args = data; + conf = this->private; + + local = mem_get0(this->local_pool); + if (!local) { + op_errno = ENOMEM; + goto unwind; + } + frame->local = local; + + loc_copy(&local->loc, args->loc); + loc_path(&local->loc, NULL); + + ret = client_pre_mknod_v2(this, &req, args->loc, args->mode, args->rdev, + args->umask, args->xdata); + if (ret) { + op_errno = -ret; + goto unwind; + } + ret = client_submit_request(this, &req, frame, conf->fops, GFS3_OP_MKNOD, + client4_0_mknod_cbk, NULL, + (xdrproc_t)xdr_gfx_mknod_req); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; +unwind: + CLIENT_STACK_UNWIND(mknod, frame, -1, op_errno, NULL, NULL, NULL, NULL, + NULL); + + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; +} + +int32_t +client4_0_mkdir(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_local_t *local = NULL; + clnt_conf_t *conf = NULL; + clnt_args_t *args = NULL; + gfx_mkdir_req req = { + { + 0, + }, + }; + int ret = 0; + int op_errno = ESTALE; + + if (!frame || !this || !data) + goto unwind; + + args = data; + conf = this->private; + + if (!args->xdata || !dict_get_sizen(args->xdata, "gfid-req")) { + op_errno = EPERM; + gf_msg_callingfn(this->name, GF_LOG_WARNING, op_errno, PC_MSG_GFID_NULL, + "mkdir: %s is received " + "without gfid-req %p", + args->loc->path, args->xdata); + goto unwind; + } + + local = mem_get0(this->local_pool); + if (!local) { + op_errno = ENOMEM; + goto unwind; + } + frame->local = local; + + if (!(args->loc && args->loc->parent)) + goto unwind; + + loc_copy(&local->loc, args->loc); + loc_path(&local->loc, NULL); + + ret = client_pre_mkdir_v2(this, &req, args->loc, args->mode, args->umask, + args->xdata); + if (ret) { + op_errno = -ret; + goto unwind; + } + ret = client_submit_request(this, &req, frame, conf->fops, GFS3_OP_MKDIR, + client4_0_mkdir_cbk, NULL, + (xdrproc_t)xdr_gfx_mkdir_req); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; +unwind: + CLIENT_STACK_UNWIND(mkdir, frame, -1, op_errno, NULL, NULL, NULL, NULL, + NULL); + + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; +} + +int32_t +client4_0_create(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_local_t *local = NULL; + clnt_conf_t *conf = NULL; + clnt_args_t *args = NULL; + gfx_create_req req = { + { + 0, + }, + }; + int ret = 0; + int op_errno = ESTALE; + + if (!frame || !this || !data) + goto unwind; + + args = data; + conf = this->private; + + local = mem_get0(this->local_pool); + if (!local) { + op_errno = ENOMEM; + goto unwind; + } + frame->local = local; + + local->fd = fd_ref(args->fd); + local->flags = args->flags; + + loc_copy(&local->loc, args->loc); + loc_path(&local->loc, NULL); + + ret = client_pre_create_v2(this, &req, args->loc, args->fd, args->mode, + args->flags, args->umask, args->xdata); + if (ret) { + op_errno = -ret; + goto unwind; + } + ret = client_submit_request(this, &req, frame, conf->fops, GFS3_OP_CREATE, + client4_0_create_cbk, NULL, + (xdrproc_t)xdr_gfx_create_req); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; +unwind: + CLIENT_STACK_UNWIND(create, frame, -1, op_errno, NULL, NULL, NULL, NULL, + NULL, NULL); + + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; +} + +int32_t +client4_0_open(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_local_t *local = NULL; + clnt_conf_t *conf = NULL; + clnt_args_t *args = NULL; + gfx_open_req req = { + { + 0, + }, + }; + int ret = 0; + int op_errno = ESTALE; + + if (!frame || !this || !data) + goto unwind; + + args = data; + + conf = this->private; + + local = mem_get0(this->local_pool); + if (!local) { + op_errno = ENOMEM; + goto unwind; + } + frame->local = local; + + local->flags = args->flags; + + local->fd = fd_ref(args->fd); + loc_copy(&local->loc, args->loc); + loc_path(&local->loc, NULL); + + ret = client_pre_open_v2(this, &req, args->loc, args->fd, args->flags, + args->xdata); + + if (ret) { + op_errno = -ret; + goto unwind; + } + ret = client_submit_request(this, &req, frame, conf->fops, GFS3_OP_OPEN, + client4_0_open_cbk, NULL, + (xdrproc_t)xdr_gfx_open_req); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; +unwind: + CLIENT_STACK_UNWIND(open, frame, -1, op_errno, NULL, NULL); + + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; +} + +int32_t +client4_0_readv(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_args_t *args = NULL; + clnt_conf_t *conf = NULL; + clnt_local_t *local = NULL; + int op_errno = ESTALE; + gfx_read_req req = { + { + 0, + }, + }; + int ret = 0; + struct iovec rsp_vec = { + 0, + }; + struct iobuf *rsp_iobuf = NULL; + struct iobref *rsp_iobref = NULL; + client_payload_t cp; + + if (!frame || !this || !data) + goto unwind; + + args = data; + conf = this->private; + + ret = client_pre_readv_v2(this, &req, args->fd, args->size, args->offset, + args->flags, args->xdata); + if (ret) { + op_errno = -ret; + goto unwind; + } + + ret = client_fd_fop_prepare_local(frame, args->fd, req.fd); + if (ret) { + op_errno = -ret; + goto unwind; + } + local = frame->local; + + rsp_iobuf = iobuf_get2(this->ctx->iobuf_pool, args->size); + if (rsp_iobuf == NULL) { + op_errno = ENOMEM; + goto unwind; + } + + rsp_iobref = iobref_new(); + if (rsp_iobref == NULL) { + op_errno = ENOMEM; + goto unwind; + } + + iobref_add(rsp_iobref, rsp_iobuf); + rsp_vec.iov_base = iobuf_ptr(rsp_iobuf); + rsp_vec.iov_len = iobuf_pagesize(rsp_iobuf); + local->iobref = rsp_iobref; + iobuf_unref(rsp_iobuf); + rsp_iobref = NULL; + rsp_iobuf = NULL; + + if (args->size > rsp_vec.iov_len) { + gf_smsg(this->name, GF_LOG_WARNING, ENOMEM, PC_MSG_BIGGER_SIZE, + "read-size=%lu", (unsigned long)args->size, "iobuf-size=%lu", + (unsigned long)rsp_vec.iov_len, NULL); + op_errno = EINVAL; + goto unwind; + } + + memset(&cp, 0, sizeof(client_payload_t)); + + cp.rsp_payload = &rsp_vec; + cp.rsp_payload_cnt = 1; + cp.rsp_iobref = local->iobref; + ret = client_submit_request(this, &req, frame, conf->fops, GFS3_OP_READ, + client4_0_readv_cbk, &cp, + (xdrproc_t)xdr_gfx_read_req); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; +unwind: + if (rsp_iobuf) + iobuf_unref(rsp_iobuf); + + CLIENT_STACK_UNWIND(readv, frame, -1, op_errno, NULL, 0, NULL, NULL, NULL); + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; +} + +int32_t +client4_0_writev(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_args_t *args = NULL; + clnt_conf_t *conf = NULL; + gfx_write_req req = { + { + 0, + }, + }; + int op_errno = ESTALE; + int ret = 0; + client_payload_t cp; + + if (!frame || !this || !data) + goto unwind; + + args = data; + conf = this->private; + + ret = client_pre_writev_v2(this, &req, args->fd, args->size, args->offset, + args->flags, &args->xdata); + + if (ret) { + op_errno = -ret; + goto unwind; + } + + ret = client_fd_fop_prepare_local(frame, args->fd, req.fd); + if (ret) { + op_errno = -ret; + goto unwind; + } + + memset(&cp, 0, sizeof(client_payload_t)); + + cp.iobref = args->iobref; + cp.payload = args->vector; + cp.payload_cnt = args->count; + ret = client_submit_request(this, &req, frame, conf->fops, GFS3_OP_WRITE, + client4_0_writev_cbk, &cp, + (xdrproc_t)xdr_gfx_write_req); + if (ret) { + /* + * If the lower layers fail to submit a request, they'll also + * do the unwind for us (see rpc_clnt_submit), so don't unwind + * here in such cases. + */ + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; + +unwind: + CLIENT_STACK_UNWIND(writev, frame, -1, op_errno, NULL, NULL, NULL); + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; +} + +int32_t +client4_0_flush(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_args_t *args = NULL; + gfx_flush_req req = { + { + 0, + }, + }; + clnt_conf_t *conf = NULL; + clnt_local_t *local = NULL; + int op_errno = ESTALE; + int ret = 0; + + if (!frame || !this || !data) + goto unwind; + + args = data; + conf = this->private; + + local = mem_get0(this->local_pool); + if (!local) { + op_errno = ENOMEM; + goto unwind; + } + + frame->local = local; + + local->fd = fd_ref(args->fd); + local->owner = frame->root->lk_owner; + ret = client_pre_flush_v2(this, &req, args->fd, args->xdata); + if (ret) { + op_errno = -ret; + if (op_errno == EBADF) { + ret = delete_granted_locks_owner(local->fd, &local->owner); + gf_msg_trace(this->name, 0, + "deleting locks of owner (%s) returned %d", + lkowner_utoa(&local->owner), ret); + } + + goto unwind; + } + ret = client_submit_request(this, &req, frame, conf->fops, GFS3_OP_FLUSH, + client4_0_flush_cbk, NULL, + (xdrproc_t)xdr_gfx_flush_req); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; + +unwind: + CLIENT_STACK_UNWIND(flush, frame, -1, op_errno, NULL); + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; +} + +int32_t +client4_0_fsync(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_args_t *args = NULL; + gfx_fsync_req req = { + { + 0, + }, + }; + clnt_conf_t *conf = NULL; + int op_errno = 0; + int ret = 0; + + if (!frame || !this || !data) + goto unwind; + + args = data; + conf = this->private; + + ret = client_pre_fsync_v2(this, &req, args->fd, args->flags, args->xdata); + if (ret) { + op_errno = -ret; + goto unwind; + } + ret = client_submit_request(this, &req, frame, conf->fops, GFS3_OP_FSYNC, + client4_0_fsync_cbk, NULL, + (xdrproc_t)xdr_gfx_fsync_req); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; + +unwind: + CLIENT_STACK_UNWIND(fsync, frame, -1, op_errno, NULL, NULL, NULL); + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; +} + +int32_t +client4_0_fstat(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_args_t *args = NULL; + gfx_fstat_req req = { + { + 0, + }, + }; + clnt_conf_t *conf = NULL; + int op_errno = ESTALE; + int ret = 0; + + if (!frame || !this || !data) + goto unwind; + + args = data; + conf = this->private; + + ret = client_pre_fstat_v2(this, &req, args->fd, args->xdata); + + if (ret) { + op_errno = -ret; + goto unwind; + } + + ret = client_submit_request(this, &req, frame, conf->fops, GFS3_OP_FSTAT, + client4_0_fstat_cbk, NULL, + (xdrproc_t)xdr_gfx_fstat_req); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; + +unwind: + CLIENT_STACK_UNWIND(fstat, frame, -1, op_errno, NULL, NULL); + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; +} + +int32_t +client4_0_opendir(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_local_t *local = NULL; + clnt_conf_t *conf = NULL; + clnt_args_t *args = NULL; + gfx_opendir_req req = { + { + 0, + }, + }; + int ret = 0; + int op_errno = ESTALE; + + if (!frame || !this || !data) + goto unwind; + + args = data; + conf = this->private; + + local = mem_get0(this->local_pool); + if (!local) { + op_errno = ENOMEM; + goto unwind; + } + frame->local = local; + + local->fd = fd_ref(args->fd); + loc_copy(&local->loc, args->loc); + loc_path(&local->loc, NULL); + + ret = client_pre_opendir_v2(this, &req, args->loc, args->fd, args->xdata); + if (ret) { + op_errno = -ret; + goto unwind; + } + ret = client_submit_request(this, &req, frame, conf->fops, GFS3_OP_OPENDIR, + client4_0_opendir_cbk, NULL, + (xdrproc_t)xdr_gfx_opendir_req); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; + +unwind: + CLIENT_STACK_UNWIND(opendir, frame, -1, op_errno, NULL, NULL); + + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; +} + +int32_t +client4_0_fsyncdir(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_args_t *args = NULL; + clnt_conf_t *conf = NULL; + gfx_fsyncdir_req req = { + { + 0, + }, + }; + int ret = 0; + int32_t op_errno = ESTALE; + + if (!frame || !this || !data) + goto unwind; + + args = data; + conf = this->private; + + ret = client_pre_fsyncdir_v2(this, &req, args->fd, args->flags, + args->xdata); + if (ret) { + op_errno = -ret; + goto unwind; + } + ret = client_submit_request(this, &req, frame, conf->fops, GFS3_OP_FSYNCDIR, + client4_0_fsyncdir_cbk, NULL, + (xdrproc_t)xdr_gfx_fsyncdir_req); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; + +unwind: + CLIENT_STACK_UNWIND(fsyncdir, frame, -1, op_errno, NULL); + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; +} + +int32_t +client4_0_statfs(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_conf_t *conf = NULL; + clnt_args_t *args = NULL; + gfx_statfs_req req = { + { + 0, + }, + }; + int ret = 0; + int op_errno = ESTALE; + + if (!frame || !this || !data) + goto unwind; + + args = data; + + conf = this->private; + + ret = client_pre_statfs_v2(this, &req, args->loc, args->xdata); + if (ret) { + op_errno = -ret; + goto unwind; + } + ret = client_submit_request(this, &req, frame, conf->fops, GFS3_OP_STATFS, + client4_0_statfs_cbk, NULL, + (xdrproc_t)xdr_gfx_statfs_req); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; + +unwind: + CLIENT_STACK_UNWIND(statfs, frame, -1, op_errno, NULL, NULL); + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; +} + +int32_t +client4_0_setxattr(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_conf_t *conf = NULL; + clnt_args_t *args = NULL; + gfx_setxattr_req req = { + { + 0, + }, + }; + int ret = 0; + int op_errno = ESTALE; + + if (!frame || !this || !data) + goto unwind; + + args = data; + conf = this->private; + + ret = client_pre_setxattr_v2(this, &req, args->loc, args->xattr, + args->flags, args->xdata); + if (ret) { + op_errno = -ret; + goto unwind; + } + ret = client_submit_request(this, &req, frame, conf->fops, GFS3_OP_SETXATTR, + client4_0_setxattr_cbk, NULL, + (xdrproc_t)xdr_gfx_setxattr_req); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + GF_FREE(req.dict.pairs.pairs_val); + + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; +unwind: + CLIENT_STACK_UNWIND(setxattr, frame, -1, op_errno, NULL); + GF_FREE(req.dict.pairs.pairs_val); + + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; +} + +int32_t +client4_0_fsetxattr(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_args_t *args = NULL; + clnt_conf_t *conf = NULL; + gfx_fsetxattr_req req = { + { + 0, + }, + }; + int op_errno = ESTALE; + int ret = 0; + + if (!frame || !this || !data) + goto unwind; + + args = data; + conf = this->private; + + ret = client_pre_fsetxattr_v2(this, &req, args->fd, args->flags, + args->xattr, args->xdata); + if (ret) { + op_errno = -ret; + goto unwind; + } + ret = client_submit_request(this, &req, frame, conf->fops, + GFS3_OP_FSETXATTR, client4_0_fsetxattr_cbk, + NULL, (xdrproc_t)xdr_gfx_fsetxattr_req); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + + GF_FREE(req.dict.pairs.pairs_val); + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; +unwind: + CLIENT_STACK_UNWIND(fsetxattr, frame, -1, op_errno, NULL); + GF_FREE(req.dict.pairs.pairs_val); + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; +} + +int32_t +client4_0_fgetxattr(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_args_t *args = NULL; + clnt_conf_t *conf = NULL; + gfx_fgetxattr_req req = { + { + 0, + }, + }; + int op_errno = ESTALE; + int ret = 0; + clnt_local_t *local = NULL; + + if (!frame || !this || !data) + goto unwind; + + args = data; + conf = this->private; + + local = mem_get0(this->local_pool); + if (!local) { + op_errno = ENOMEM; + goto unwind; + } + frame->local = local; + + ret = client_pre_fgetxattr_v2(this, &req, args->fd, args->name, + args->xdata); + if (ret) { + op_errno = -ret; + goto unwind; + } + ret = client_submit_request(this, &req, frame, conf->fops, + GFS3_OP_FGETXATTR, client4_0_fgetxattr_cbk, + NULL, (xdrproc_t)xdr_gfx_fgetxattr_req); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; +unwind: + CLIENT_STACK_UNWIND(fgetxattr, frame, -1, op_errno, NULL, NULL); + + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; +} + +int32_t +client4_0_getxattr(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_conf_t *conf = NULL; + clnt_args_t *args = NULL; + gfx_getxattr_req req = { + { + 0, + }, + }; + dict_t *dict = NULL; + int ret = 0; + int32_t op_ret = -1; + int op_errno = ESTALE; + clnt_local_t *local = NULL; + + if (!frame || !this || !data) { + op_errno = 0; + goto unwind; + } + args = data; + + local = mem_get0(this->local_pool); + if (!local) { + op_errno = ENOMEM; + goto unwind; + } + + frame->local = local; + + loc_copy(&local->loc, args->loc); + loc_path(&local->loc, NULL); + + if (args->name) + local->name = gf_strdup(args->name); + + conf = this->private; + + if (args && args->name) { + if (is_client_dump_locks_cmd((char *)args->name)) { + dict = dict_new(); + + if (!dict) { + op_errno = ENOMEM; + goto unwind; + } + + ret = client_dump_locks((char *)args->name, args->loc->inode, dict); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, EINVAL, + PC_MSG_CLIENT_DUMP_LOCKS_FAILED, NULL); + op_errno = ENOMEM; + goto unwind; + } + + GF_ASSERT(dict); + op_ret = 0; + op_errno = 0; + goto unwind; + } + } + + ret = client_pre_getxattr_v2(this, &req, args->loc, args->name, + args->xdata); + if (ret) { + op_errno = -ret; + goto unwind; + } + ret = client_submit_request(this, &req, frame, conf->fops, GFS3_OP_GETXATTR, + client4_0_getxattr_cbk, NULL, + (xdrproc_t)xdr_gfx_getxattr_req); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; +unwind: + CLIENT_STACK_UNWIND(getxattr, frame, op_ret, op_errno, dict, NULL); + + if (dict) { + dict_unref(dict); + } + + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; +} + +int32_t +client4_0_xattrop(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_conf_t *conf = NULL; + clnt_args_t *args = NULL; + gfx_xattrop_req req = { + { + 0, + }, + }; + int ret = 0; + int op_errno = ESTALE; + clnt_local_t *local = NULL; + + if (!frame || !this || !data) + goto unwind; + + args = data; + + if (!(args->loc && args->loc->inode)) + goto unwind; + + local = mem_get0(this->local_pool); + if (!local) { + op_errno = ENOMEM; + goto unwind; + } + frame->local = local; + + loc_copy(&local->loc, args->loc); + loc_path(&local->loc, NULL); + conf = this->private; + + ret = client_pre_xattrop_v2(this, &req, args->loc, args->xattr, args->flags, + args->xdata); + if (ret) { + op_errno = -ret; + goto unwind; + } + ret = client_submit_request(this, &req, frame, conf->fops, GFS3_OP_XATTROP, + client4_0_xattrop_cbk, NULL, + (xdrproc_t)xdr_gfx_xattrop_req); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + + GF_FREE(req.dict.pairs.pairs_val); + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; +unwind: + CLIENT_STACK_UNWIND(xattrop, frame, -1, op_errno, NULL, NULL); + + GF_FREE(req.dict.pairs.pairs_val); + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; +} + +int32_t +client4_0_fxattrop(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_args_t *args = NULL; + clnt_conf_t *conf = NULL; + gfx_fxattrop_req req = { + { + 0, + }, + }; + int op_errno = ESTALE; + int ret = 0; + + if (!frame || !this || !data) + goto unwind; + + args = data; + conf = this->private; + + ret = client_pre_fxattrop_v2(this, &req, args->fd, args->xattr, args->flags, + args->xdata); + if (ret) { + op_errno = -ret; + goto unwind; + } + ret = client_fd_fop_prepare_local(frame, args->fd, req.fd); + if (ret) { + op_errno = -ret; + goto unwind; + } + + ret = client_submit_request(this, &req, frame, conf->fops, GFS3_OP_FXATTROP, + client4_0_fxattrop_cbk, NULL, + (xdrproc_t)xdr_gfx_fxattrop_req); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + + GF_FREE(req.dict.pairs.pairs_val); + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; +unwind: + CLIENT_STACK_UNWIND(fxattrop, frame, -1, op_errno, NULL, NULL); + + GF_FREE(req.dict.pairs.pairs_val); + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; +} + +int32_t +client4_0_removexattr(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_conf_t *conf = NULL; + clnt_args_t *args = NULL; + gfx_removexattr_req req = { + { + 0, + }, + }; + int ret = 0; + int op_errno = ESTALE; + + if (!frame || !this || !data) + goto unwind; + + args = data; + conf = this->private; + + ret = client_pre_removexattr_v2(this, &req, args->loc, args->name, + args->xdata); + if (ret) { + op_errno = -ret; + goto unwind; + } + ret = client_submit_request(this, &req, frame, conf->fops, + GFS3_OP_REMOVEXATTR, client4_0_removexattr_cbk, + NULL, (xdrproc_t)xdr_gfx_removexattr_req); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; +unwind: + CLIENT_STACK_UNWIND(removexattr, frame, -1, op_errno, NULL); + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; +} + +int32_t +client4_0_fremovexattr(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_conf_t *conf = NULL; + clnt_args_t *args = NULL; + gfx_fremovexattr_req req = { + { + 0, + }, + }; + int ret = 0; + int op_errno = ESTALE; + + if (!frame || !this || !data) + goto unwind; + + args = data; + + conf = this->private; + + ret = client_pre_fremovexattr_v2(this, &req, args->fd, args->name, + args->xdata); + if (ret) { + op_errno = -ret; + goto unwind; + } + ret = client_submit_request( + this, &req, frame, conf->fops, GFS3_OP_FREMOVEXATTR, + client4_0_fremovexattr_cbk, NULL, (xdrproc_t)xdr_gfx_fremovexattr_req); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; +unwind: + CLIENT_STACK_UNWIND(fremovexattr, frame, -1, op_errno, NULL); + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; +} + +int32_t +client4_0_lease(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_args_t *args = NULL; + gfx_lease_req req = { + { + 0, + }, + }; + clnt_conf_t *conf = NULL; + int op_errno = ESTALE; + int ret = 0; + + GF_VALIDATE_OR_GOTO("client", this, unwind); + GF_VALIDATE_OR_GOTO(this->name, frame, unwind); + GF_VALIDATE_OR_GOTO(this->name, data, unwind); + + args = data; + conf = this->private; + + ret = client_pre_lease_v2(this, &req, args->loc, args->lease, args->xdata); + if (ret < 0) { + op_errno = -ret; + goto unwind; + } + ret = client_submit_request(this, &req, frame, conf->fops, GFS3_OP_LEASE, + client4_0_lease_cbk, NULL, + (xdrproc_t)xdr_gfx_lease_req); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; +unwind: + CLIENT_STACK_UNWIND(lease, frame, -1, op_errno, NULL, NULL); + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; +} + +int32_t +client4_0_lk(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_args_t *args = NULL; + gfx_lk_req req = { + { + 0, + }, + }; + int32_t gf_cmd = 0; + clnt_local_t *local = NULL; + clnt_conf_t *conf = NULL; + int op_errno = ESTALE; + int ret = 0; + + if (!frame || !this || !data) + goto unwind; + + args = data; + conf = this->private; + local = mem_get0(this->local_pool); + if (!local) { + op_errno = ENOMEM; + goto unwind; + } + frame->local = local; + + ret = client_cmd_to_gf_cmd(args->cmd, &gf_cmd); + if (ret) { + op_errno = EINVAL; + gf_smsg(this->name, GF_LOG_WARNING, EINVAL, PC_MSG_UNKNOWN_CMD, + "gf_cmd=%d", gf_cmd, NULL); + goto unwind; + } + + local->owner = frame->root->lk_owner; + local->cmd = args->cmd; + local->fd = fd_ref(args->fd); + + ret = client_pre_lk_v2(this, &req, args->cmd, args->flock, args->fd, + args->xdata); + if (ret) { + op_errno = -ret; + + if ((op_errno == EBADF) && (args->flock->l_type == F_UNLCK) && + client_is_setlk(local->cmd)) { + client_add_lock_for_recovery(local->fd, args->flock, &local->owner, + local->cmd); + } + + goto unwind; + } + + ret = client_submit_request(this, &req, frame, conf->fops, GFS3_OP_LK, + client4_0_lk_cbk, NULL, + (xdrproc_t)xdr_gfx_lk_req); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; +unwind: + CLIENT_STACK_UNWIND(lk, frame, -1, op_errno, NULL, NULL); + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; +} + +int32_t +client4_0_inodelk(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_conf_t *conf = NULL; + clnt_args_t *args = NULL; + gfx_inodelk_req req = { + { + 0, + }, + }; + int ret = 0; + int op_errno = ESTALE; + + if (!frame || !this || !data) + goto unwind; + + args = data; + conf = this->private; + + ret = client_pre_inodelk_v2(this, &req, args->loc, args->cmd, args->flock, + args->volume, args->xdata); + if (ret) { + op_errno = -ret; + goto unwind; + } + ret = client_submit_request(this, &req, frame, conf->fops, GFS3_OP_INODELK, + client4_0_inodelk_cbk, NULL, + (xdrproc_t)xdr_gfx_inodelk_req); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; +unwind: + CLIENT_STACK_UNWIND(inodelk, frame, -1, op_errno, NULL); + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; +} + +int32_t +client4_0_finodelk(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_args_t *args = NULL; + gfx_finodelk_req req = { + { + 0, + }, + }; + clnt_conf_t *conf = NULL; + int op_errno = ESTALE; + int ret = 0; + + if (!frame || !this || !data) + goto unwind; + + args = data; + conf = this->private; + + ret = client_pre_finodelk_v2(this, &req, args->fd, args->cmd, args->flock, + args->volume, args->xdata); + if (ret) { + op_errno = -ret; + goto unwind; + } + + ret = client_fd_fop_prepare_local(frame, args->fd, req.fd); + if (ret) { + op_errno = -ret; + goto unwind; + } + + ret = client_submit_request(this, &req, frame, conf->fops, GFS3_OP_FINODELK, + client4_0_finodelk_cbk, NULL, + (xdrproc_t)xdr_gfx_finodelk_req); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + + GF_FREE(req.xdata.pairs.pairs_val); + return 0; +unwind: + CLIENT_STACK_UNWIND(finodelk, frame, -1, op_errno, NULL); + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; +} + +int32_t +client4_0_entrylk(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_conf_t *conf = NULL; + clnt_args_t *args = NULL; + gfx_entrylk_req req = { + { + 0, + }, + }; + int ret = 0; + int op_errno = ESTALE; + + if (!frame || !this || !data) + goto unwind; + + args = data; + + conf = this->private; + + ret = client_pre_entrylk_v2(this, &req, args->loc, args->cmd_entrylk, + args->type, args->volume, args->basename, + args->xdata); + if (ret) { + op_errno = -ret; + goto unwind; + } + + ret = client_submit_request(this, &req, frame, conf->fops, GFS3_OP_ENTRYLK, + client4_0_entrylk_cbk, NULL, + (xdrproc_t)xdr_gfx_entrylk_req); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; +unwind: + CLIENT_STACK_UNWIND(entrylk, frame, -1, op_errno, NULL); + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; +} + +int32_t +client4_0_fentrylk(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_args_t *args = NULL; + gfx_fentrylk_req req = { + { + 0, + }, + }; + clnt_conf_t *conf = NULL; + int op_errno = ESTALE; + int ret = 0; + + if (!frame || !this || !data) + goto unwind; + + args = data; + conf = this->private; + + ret = client_pre_fentrylk_v2(this, &req, args->fd, args->cmd_entrylk, + args->type, args->volume, args->basename, + args->xdata); + if (ret) { + op_errno = -ret; + goto unwind; + } + ret = client_submit_request(this, &req, frame, conf->fops, GFS3_OP_FENTRYLK, + client4_0_fentrylk_cbk, NULL, + (xdrproc_t)xdr_gfx_fentrylk_req); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; +unwind: + CLIENT_STACK_UNWIND(fentrylk, frame, -1, op_errno, NULL); + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; +} + +int32_t +client4_0_readdir(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_args_t *args = NULL; + int64_t remote_fd = -1; + clnt_conf_t *conf = NULL; + gfx_readdir_req req = { + { + 0, + }, + }; + gfx_readdir_rsp rsp = { + 0, + }; + clnt_local_t *local = NULL; + int op_errno = ESTALE; + int ret = 0; + int count = 0; + struct iobref *rsp_iobref = NULL; + struct iobuf *rsp_iobuf = NULL; + struct iovec *rsphdr = NULL; + struct iovec vector[MAX_IOVEC] = { + {0}, + }; + int readdir_rsp_size = 0; + client_payload_t cp; + + if (!frame || !this || !data) + goto unwind; + + args = data; + conf = this->private; + + readdir_rsp_size = xdr_sizeof((xdrproc_t)xdr_gfx_readdir_rsp, &rsp) + + args->size; + + local = mem_get0(this->local_pool); + if (!local) { + op_errno = ENOMEM; + goto unwind; + } + frame->local = local; + + local->cmd = remote_fd; + + if ((readdir_rsp_size + GLUSTERFS_RPC_REPLY_SIZE + + GLUSTERFS_RDMA_MAX_HEADER_SIZE) > (GLUSTERFS_RDMA_INLINE_THRESHOLD)) { + rsp_iobref = iobref_new(); + if (rsp_iobref == NULL) { + goto unwind; + } + + /* TODO: what is the size we should send ? */ + /* This iobuf will live for only receiving the response, + so not harmful */ + rsp_iobuf = iobuf_get(this->ctx->iobuf_pool); + if (rsp_iobuf == NULL) { + goto unwind; + } + + iobref_add(rsp_iobref, rsp_iobuf); + + rsphdr = &vector[0]; + rsphdr->iov_base = iobuf_ptr(rsp_iobuf); + rsphdr->iov_len = iobuf_pagesize(rsp_iobuf); + count = 1; + local->iobref = rsp_iobref; + iobuf_unref(rsp_iobuf); + rsp_iobuf = NULL; + rsp_iobref = NULL; + } + + ret = client_pre_readdir_v2(this, &req, args->fd, args->size, args->offset, + args->xdata); + if (ret) { + op_errno = -ret; + goto unwind; + } + + memset(&cp, 0, sizeof(client_payload_t)); + + cp.rsphdr = rsphdr; + cp.rsphdr_cnt = count; + cp.rsp_iobref = rsp_iobref; + ret = client_submit_request(this, &req, frame, conf->fops, GFS3_OP_READDIR, + client4_0_readdir_cbk, &cp, + (xdrproc_t)xdr_gfx_readdir_req); + + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; + +unwind: + if (rsp_iobref) + iobref_unref(rsp_iobref); + + CLIENT_STACK_UNWIND(readdir, frame, -1, op_errno, NULL, NULL); + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; +} + +int32_t +client4_0_readdirp(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_args_t *args = NULL; + gfx_readdirp_req req = { + { + 0, + }, + }; + gfx_readdirp_rsp rsp = { + 0, + }; + clnt_conf_t *conf = NULL; + int op_errno = ESTALE; + int ret = 0; + int count = 0; + int readdirp_rsp_size = 0; + struct iobref *rsp_iobref = NULL; + struct iobuf *rsp_iobuf = NULL; + struct iovec *rsphdr = NULL; + struct iovec vector[MAX_IOVEC] = { + {0}, + }; + clnt_local_t *local = NULL; + client_payload_t cp; + + if (!frame || !this || !data) + goto unwind; + + args = data; + conf = this->private; + + local = mem_get0(this->local_pool); + if (!local) { + op_errno = ENOMEM; + goto unwind; + } + frame->local = local; + + ret = client_pre_readdirp_v2(this, &req, args->fd, args->size, args->offset, + args->xdata); + + if (ret) { + op_errno = -ret; + goto unwind; + } + + readdirp_rsp_size = xdr_sizeof((xdrproc_t)xdr_gfx_readdirp_rsp, &rsp) + + args->size; + + if ((readdirp_rsp_size + GLUSTERFS_RPC_REPLY_SIZE + + GLUSTERFS_RDMA_MAX_HEADER_SIZE) > (GLUSTERFS_RDMA_INLINE_THRESHOLD)) { + rsp_iobref = iobref_new(); + if (rsp_iobref == NULL) { + goto unwind; + } + + /* TODO: what is the size we should send ? */ + /* This iobuf will live for only receiving the response, + so not harmful */ + rsp_iobuf = iobuf_get(this->ctx->iobuf_pool); + if (rsp_iobuf == NULL) { + goto unwind; + } + + rsphdr = &vector[0]; + rsphdr->iov_base = iobuf_ptr(rsp_iobuf); + rsphdr->iov_len = iobuf_pagesize(rsp_iobuf); + count = 1; + local->iobref = rsp_iobref; + iobref_add(rsp_iobref, rsp_iobuf); + iobuf_unref(rsp_iobuf); + rsp_iobuf = NULL; + rsp_iobref = NULL; + } + + local->fd = fd_ref(args->fd); + + memset(&cp, 0, sizeof(client_payload_t)); + + cp.rsphdr = rsphdr; + cp.rsphdr_cnt = count; + cp.rsp_iobref = rsp_iobref; + ret = client_submit_request(this, &req, frame, conf->fops, GFS3_OP_READDIRP, + client4_0_readdirp_cbk, &cp, + (xdrproc_t)xdr_gfx_readdirp_req); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; +unwind: + if (rsp_iobref) + iobref_unref(rsp_iobref); + + GF_FREE(req.xdata.pairs.pairs_val); + + CLIENT_STACK_UNWIND(readdirp, frame, -1, op_errno, NULL, NULL); + return 0; +} + +int32_t +client4_0_setattr(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_conf_t *conf = NULL; + clnt_args_t *args = NULL; + gfx_setattr_req req = { + { + 0, + }, + }; + int ret = 0; + int op_errno = ESTALE; + + if (!frame || !this || !data) + goto unwind; + + args = data; + conf = this->private; + + ret = client_pre_setattr_v2(this, &req, args->loc, args->valid, args->stbuf, + args->xdata); + + if (ret) { + op_errno = -ret; + goto unwind; + } + + ret = client_submit_request(this, &req, frame, conf->fops, GFS3_OP_SETATTR, + client4_0_setattr_cbk, NULL, + (xdrproc_t)xdr_gfx_setattr_req); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; +unwind: + CLIENT_STACK_UNWIND(setattr, frame, -1, op_errno, NULL, NULL, NULL); + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; +} + +int32_t +client4_0_fallocate(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_args_t *args = NULL; + clnt_conf_t *conf = NULL; + gfx_fallocate_req req = { + {0}, + }; + int op_errno = ESTALE; + int ret = 0; + + if (!frame || !this || !data) + goto unwind; + + args = data; + conf = this->private; + + ret = client_pre_fallocate_v2(this, &req, args->fd, args->flags, + args->offset, args->size, args->xdata); + if (ret) { + op_errno = -ret; + goto unwind; + } + + ret = client_submit_request(this, &req, frame, conf->fops, + GFS3_OP_FALLOCATE, client4_0_fallocate_cbk, + NULL, (xdrproc_t)xdr_gfx_fallocate_req); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; +unwind: + CLIENT_STACK_UNWIND(fallocate, frame, -1, op_errno, NULL, NULL, NULL); + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; +} + +int32_t +client4_0_discard(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_args_t *args = NULL; + clnt_conf_t *conf = NULL; + gfx_discard_req req = { + {0}, + }; + int op_errno = ESTALE; + int ret = 0; + + if (!frame || !this || !data) + goto unwind; + + args = data; + conf = this->private; + + ret = client_pre_discard_v2(this, &req, args->fd, args->offset, args->size, + args->xdata); + if (ret) { + op_errno = -ret; + goto unwind; + } + + ret = client_submit_request(this, &req, frame, conf->fops, GFS3_OP_DISCARD, + client4_0_discard_cbk, NULL, + (xdrproc_t)xdr_gfx_discard_req); + if (ret) + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; +unwind: + CLIENT_STACK_UNWIND(discard, frame, -1, op_errno, NULL, NULL, NULL); + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; +} + +int32_t +client4_0_zerofill(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_args_t *args = NULL; + clnt_conf_t *conf = NULL; + gfx_zerofill_req req = { + {0}, + }; + int op_errno = ESTALE; + int ret = 0; + + GF_ASSERT(frame); + + if (!this || !data) + goto unwind; + + args = data; + conf = this->private; + + ret = client_pre_zerofill_v2(this, &req, args->fd, args->offset, args->size, + args->xdata); + if (ret) { + op_errno = -ret; + goto unwind; + } + + ret = client_submit_request(this, &req, frame, conf->fops, GFS3_OP_ZEROFILL, + client4_0_zerofill_cbk, NULL, + (xdrproc_t)xdr_gfx_zerofill_req); + if (ret) + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; +unwind: + CLIENT_STACK_UNWIND(zerofill, frame, -1, op_errno, NULL, NULL, NULL); + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; +} + +int32_t +client4_0_ipc(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_args_t *args = NULL; + clnt_conf_t *conf = NULL; + gfx_ipc_req req = { + 0, + }; + int op_errno = ESTALE; + int ret = 0; + + GF_ASSERT(frame); + + if (!this || !data) + goto unwind; + + args = data; + conf = this->private; + + ret = client_pre_ipc_v2(this, &req, args->cmd, args->xdata); + + if (ret) { + op_errno = -ret; + goto unwind; + } + + ret = client_submit_request(this, &req, frame, conf->fops, GFS3_OP_IPC, + client4_0_ipc_cbk, NULL, + (xdrproc_t)xdr_gfx_ipc_req); + if (ret) + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; +unwind: + CLIENT_STACK_UNWIND(ipc, frame, -1, op_errno, NULL); + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; +} + +int32_t +client4_0_seek(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_args_t *args = NULL; + clnt_conf_t *conf = NULL; + struct gfx_seek_req req = { + { + 0, + }, + }; + int op_errno = ESTALE; + int ret = 0; + + GF_ASSERT(frame); + + if (!this || !data) + goto unwind; + + args = data; + conf = this->private; + + ret = client_pre_seek_v2(this, &req, args->fd, args->offset, args->what, + args->xdata); + if (ret) { + op_errno = -ret; + goto unwind; + } + + ret = client_submit_request(this, &req, frame, conf->fops, GFS3_OP_SEEK, + client4_0_seek_cbk, NULL, + (xdrproc_t)xdr_gfx_seek_req); + if (ret) + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; +unwind: + CLIENT_STACK_UNWIND(ipc, frame, -1, op_errno, NULL); + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; +} + +int32_t +client4_0_getactivelk(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_conf_t *conf = NULL; + clnt_args_t *args = NULL; + gfx_getactivelk_req req = { + { + 0, + }, + }; + int ret = 0; + int op_errno = ESTALE; + + if (!frame || !this || !data) + goto unwind; + + args = data; + if (!(args->loc && args->loc->inode)) + goto unwind; + + if (!gf_uuid_is_null(args->loc->inode->gfid)) + memcpy(req.gfid, args->loc->inode->gfid, 16); + else + memcpy(req.gfid, args->loc->gfid, 16); + + GF_ASSERT_AND_GOTO_WITH_ERROR(this->name, + !gf_uuid_is_null(*((uuid_t *)req.gfid)), + unwind, op_errno, EINVAL); + conf = this->private; + + dict_to_xdr(args->xdata, &req.xdata); + + ret = client_submit_request(this, &req, frame, conf->fops, + GFS3_OP_GETACTIVELK, client4_0_getactivelk_cbk, + NULL, (xdrproc_t)xdr_gfx_getactivelk_req); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; +unwind: + CLIENT_STACK_UNWIND(getactivelk, frame, -1, op_errno, NULL, NULL); + + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; +} + +int32_t +client4_0_setactivelk(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_conf_t *conf = NULL; + clnt_args_t *args = NULL; + gfx_setactivelk_req req = { + { + 0, + }, + }; + int ret = 0; + int op_errno = ESTALE; + + if (!frame || !this || !data) + goto unwind; + + args = data; + if (!(args->loc && args->loc->inode && args->locklist)) + goto unwind; + + if (!gf_uuid_is_null(args->loc->inode->gfid)) + memcpy(req.gfid, args->loc->inode->gfid, 16); + else + memcpy(req.gfid, args->loc->gfid, 16); + + GF_ASSERT_AND_GOTO_WITH_ERROR(this->name, + !gf_uuid_is_null(*((uuid_t *)req.gfid)), + unwind, op_errno, EINVAL); + conf = this->private; + + dict_to_xdr(args->xdata, &req.xdata); + ret = serialize_req_locklist_v2(args->locklist, &req); + + if (ret) + goto unwind; + + ret = client_submit_request(this, &req, frame, conf->fops, + GFS3_OP_SETACTIVELK, client4_0_setactivelk_cbk, + NULL, (xdrproc_t)xdr_gfx_setactivelk_req); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + + clnt_setactivelk_req_cleanup_v2(&req); + + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; + +unwind: + + CLIENT_STACK_UNWIND(setactivelk, frame, -1, op_errno, NULL); + + GF_FREE(req.xdata.pairs.pairs_val); + + clnt_setactivelk_req_cleanup_v2(&req); + + return 0; +} + +int +client4_rchecksum_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + call_frame_t *frame = NULL; + gfx_rchecksum_rsp rsp = { + 0, + }; + int ret = 0; + xlator_t *this = NULL; + dict_t *xdata = NULL; + + this = THIS; + + frame = myframe; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfx_rchecksum_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + xdr_to_dict(&rsp.xdata, &xdata); +out: + if (rsp.op_ret == -1) { + gf_smsg(this->name, GF_LOG_WARNING, gf_error_to_errno(rsp.op_errno), + PC_MSG_REMOTE_OP_FAILED, NULL); + } + + CLIENT_STACK_UNWIND(rchecksum, frame, rsp.op_ret, + gf_error_to_errno(rsp.op_errno), rsp.weak_checksum, + (uint8_t *)rsp.strong_checksum.strong_checksum_val, + xdata); + + if (rsp.strong_checksum.strong_checksum_val) { + /* This is allocated by the libc while decoding RPC msg */ + /* Hence no 'GF_FREE', but just 'free' */ + free(rsp.strong_checksum.strong_checksum_val); + } + + if (xdata) + dict_unref(xdata); + + return 0; +} + +int32_t +client4_namelink_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + int32_t ret = 0; + struct iatt prebuf = { + 0, + }; + struct iatt postbuf = { + 0, + }; + dict_t *xdata = NULL; + call_frame_t *frame = NULL; + gfx_common_2iatt_rsp rsp = { + 0, + }; + + frame = myframe; + + if (req->rpc_status == -1) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfx_common_2iatt_rsp); + if (ret < 0) { + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + if (rsp.op_ret != -1) { + gfx_stat_to_iattx(&rsp.prestat, &prebuf); + gfx_stat_to_iattx(&rsp.poststat, &postbuf); + } + + xdr_to_dict(&rsp.xdata, &xdata); +out: + CLIENT_STACK_UNWIND(namelink, frame, rsp.op_ret, + gf_error_to_errno(rsp.op_errno), &prebuf, &postbuf, + xdata); + if (xdata) + dict_unref(xdata); + return 0; +} + +int32_t +client4_icreate_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + int32_t ret = 0; + inode_t *inode = NULL; + clnt_local_t *local = NULL; + struct iatt stbuf = { + 0, + }; + dict_t *xdata = NULL; + call_frame_t *frame = NULL; + gfx_common_iatt_rsp rsp = { + 0, + }; + + frame = myframe; + local = frame->local; + + inode = local->loc.inode; + + if (req->rpc_status == -1) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfx_common_iatt_rsp); + if (ret < 0) { + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + if (rsp.op_ret != -1) + gfx_stat_to_iattx(&rsp.stat, &stbuf); + + xdr_to_dict(&rsp.xdata, &xdata); +out: + CLIENT_STACK_UNWIND(icreate, frame, rsp.op_ret, + gf_error_to_errno(rsp.op_errno), inode, &stbuf, xdata); + if (xdata) + dict_unref(xdata); + return 0; +} + +int +client4_0_put_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe) +{ + gfx_common_3iatt_rsp rsp = { + 0, + }; + call_frame_t *frame = NULL; + int ret = 0; + xlator_t *this = NULL; + dict_t *xdata = NULL; + clnt_local_t *local = NULL; + struct iatt stbuf = { + 0, + }; + struct iatt preparent = { + 0, + }; + struct iatt postparent = { + 0, + }; + inode_t *inode = NULL; + + this = THIS; + + frame = myframe; + local = frame->local; + inode = local->loc.inode; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = ENOTCONN; + goto out; + } + + ret = xdr_to_generic(*iov, &rsp, (xdrproc_t)xdr_gfx_common_3iatt_rsp); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_XDR_DECODING_FAILED, + NULL); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + if (-1 != rsp.op_ret) { + ret = client_post_common_3iatt(this, &rsp, &stbuf, &preparent, + &postparent, &xdata); + if (ret < 0) + goto out; + } +out: + if (rsp.op_ret == -1) { + gf_smsg(this->name, GF_LOG_WARNING, gf_error_to_errno(rsp.op_errno), + PC_MSG_REMOTE_OP_FAILED, NULL); + } + + CLIENT_STACK_UNWIND(put, frame, rsp.op_ret, gf_error_to_errno(rsp.op_errno), + inode, &stbuf, &preparent, &postparent, xdata); + + if (xdata) + dict_unref(xdata); + + return 0; +} + +int32_t +client4_0_namelink(call_frame_t *frame, xlator_t *this, void *data) +{ + int32_t ret = 0; + int32_t op_errno = EINVAL; + clnt_conf_t *conf = NULL; + clnt_args_t *args = NULL; + gfx_namelink_req req = { + { + 0, + }, + }; + + GF_ASSERT(frame); + + args = data; + conf = this->private; + + if (!(args->loc && args->loc->parent)) + goto unwind; + + if (!gf_uuid_is_null(args->loc->parent->gfid)) + memcpy(req.pargfid, args->loc->parent->gfid, sizeof(uuid_t)); + else + memcpy(req.pargfid, args->loc->pargfid, sizeof(uuid_t)); + + GF_ASSERT_AND_GOTO_WITH_ERROR(this->name, + !gf_uuid_is_null(*((uuid_t *)req.pargfid)), + unwind, op_errno, EINVAL); + + req.bname = (char *)args->loc->name; + + dict_to_xdr(args->xdata, &req.xdata); + ret = client_submit_request(this, &req, frame, conf->fops, GFS3_OP_NAMELINK, + client4_namelink_cbk, NULL, + (xdrproc_t)xdr_gfx_namelink_req); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + + GF_FREE(req.xdata.pairs.pairs_val); + return 0; + +unwind: + CLIENT_STACK_UNWIND(namelink, frame, -1, op_errno, NULL, NULL, NULL); + return 0; +} + +int32_t +client4_0_icreate(call_frame_t *frame, xlator_t *this, void *data) +{ + int32_t ret = 0; + int32_t op_errno = EINVAL; + clnt_conf_t *conf = NULL; + clnt_args_t *args = NULL; + clnt_local_t *local = NULL; + gfx_icreate_req req = { + { + 0, + }, + }; + + GF_ASSERT(frame); + + args = data; + conf = this->private; + + if (!(args->loc && args->loc->inode)) + goto unwind; + + local = mem_get0(this->local_pool); + if (!local) { + op_errno = ENOMEM; + goto unwind; + } + frame->local = local; + + loc_copy(&local->loc, args->loc); + + req.mode = args->mode; + memcpy(req.gfid, args->loc->gfid, sizeof(uuid_t)); + + op_errno = ESTALE; + dict_to_xdr(args->xdata, &req.xdata); + ret = client_submit_request(this, &req, frame, conf->fops, GFS3_OP_ICREATE, + client4_icreate_cbk, NULL, + (xdrproc_t)xdr_gfx_icreate_req); + if (ret) + goto free_reqdata; + GF_FREE(req.xdata.pairs.pairs_val); + return 0; + +free_reqdata: + GF_FREE(req.xdata.pairs.pairs_val); +unwind: + CLIENT_STACK_UNWIND(icreate, frame, -1, op_errno, NULL, NULL, NULL); + return 0; +} + +int32_t +client4_0_put(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_args_t *args = NULL; + clnt_conf_t *conf = NULL; + gfx_put_req req = { + { + 0, + }, + }; + int op_errno = ESTALE; + int ret = 0; + clnt_local_t *local = NULL; + client_payload_t cp; + + if (!frame || !this || !data) + goto unwind; + + args = data; + conf = this->private; + + local = mem_get0(this->local_pool); + if (!local) { + op_errno = ENOMEM; + goto unwind; + } + frame->local = local; + + loc_copy(&local->loc, args->loc); + loc_path(&local->loc, NULL); + + ret = client_pre_put_v2(this, &req, args->loc, args->mode, args->umask, + args->flags, args->size, args->offset, args->xattr, + args->xdata); + + if (ret) { + op_errno = -ret; + goto unwind; + } + + memset(&cp, 0, sizeof(client_payload_t)); + + cp.iobref = args->iobref; + cp.payload = args->vector; + cp.payload_cnt = args->count; + ret = client_submit_request(this, &req, frame, conf->fops, GFS3_OP_PUT, + client4_0_put_cbk, &cp, + (xdrproc_t)xdr_gfx_put_req); + if (ret) { + /* + * If the lower layers fail to submit a request, they'll also + * do the unwind for us (see rpc_clnt_submit), so don't unwind + * here in such cases. + */ + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + + return 0; + +unwind: + CLIENT_STACK_UNWIND(put, frame, -1, op_errno, NULL, NULL, NULL, NULL, NULL); + return 0; +} + +int32_t +client4_0_copy_file_range(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_args_t *args = NULL; + clnt_conf_t *conf = NULL; + clnt_local_t *local = NULL; + gfx_copy_file_range_req req = { + { + 0, + }, + }; + int op_errno = ESTALE; + int ret = 0; + + if (!frame || !this || !data) + goto unwind; + + args = data; + conf = this->private; + + ret = client_pre_copy_file_range_v2(this, &req, args->fd, args->off_in, + args->fd_out, args->off_out, args->size, + args->flags, &args->xdata); + + if (ret) { + op_errno = -ret; + goto unwind; + } + + ret = client_fd_fop_prepare_local(frame, args->fd, req.fd_in); + if (ret) { + op_errno = -ret; + goto unwind; + } + + /* + * Since frame->local is allocated in above function call + * itself, better to use it (with the assumption that it + * has been allocated) directly instead of again calling + * client_fd_fop_prepare_local or modifying it, as doing + * so requires changes in other places as well. + */ + + local = frame->local; + local->fd_out = fd_ref(args->fd_out); + local->attempt_reopen_out = client_is_reopen_needed(args->fd_out, this, + req.fd_out); + + ret = client_submit_request(this, &req, frame, conf->fops, + GFS3_OP_COPY_FILE_RANGE, + client4_0_copy_file_range_cbk, NULL, + (xdrproc_t)xdr_gfx_copy_file_range_req); + if (ret) { + /* + * If the lower layers fail to submit a request, they'll also + * do the unwind for us (see rpc_clnt_submit), so don't unwind + * here in such cases. + */ + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; + +unwind: + CLIENT_STACK_UNWIND(copy_file_range, frame, -1, op_errno, NULL, NULL, NULL, + NULL); + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; +} + +int32_t +client4_0_fsetattr(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_args_t *args = NULL; + clnt_conf_t *conf = NULL; + gfx_fsetattr_req req = { + {0}, + }; + int op_errno = ESTALE; + int ret = 0; + + if (!frame || !this || !data) + goto unwind; + + args = data; + conf = this->private; + + ret = client_pre_fsetattr_v2(this, &req, args->fd, args->valid, args->stbuf, + args->xdata); + if (ret) { + op_errno = -ret; + goto unwind; + } + ret = client_submit_request(this, &req, frame, conf->fops, GFS3_OP_FSETATTR, + client4_0_fsetattr_cbk, NULL, + (xdrproc_t)xdr_gfx_fsetattr_req); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; +unwind: + CLIENT_STACK_UNWIND(fsetattr, frame, -1, op_errno, NULL, NULL, NULL); + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; +} + +int32_t +client4_0_rchecksum(call_frame_t *frame, xlator_t *this, void *data) +{ + clnt_args_t *args = NULL; + int64_t remote_fd = -1; + clnt_conf_t *conf = NULL; + gfx_rchecksum_req req = { + {0}, + }; + int op_errno = ESTALE; + int ret = 0; + + if (!frame || !this || !data) + goto unwind; + + args = data; + conf = this->private; + + CLIENT_GET_REMOTE_FD(this, args->fd, DEFAULT_REMOTE_FD, remote_fd, op_errno, + unwind); + + req.len = args->len; + req.offset = args->offset; + req.fd = remote_fd; + memcpy(req.gfid, args->fd->inode->gfid, 16); + + dict_to_xdr(args->xdata, &req.xdata); + + ret = client_submit_request(this, &req, frame, conf->fops, + GFS3_OP_RCHECKSUM, client4_rchecksum_cbk, NULL, + (xdrproc_t)xdr_gfx_rchecksum_req); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FOP_SEND_FAILED, NULL); + } + + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; +unwind: + CLIENT_STACK_UNWIND(rchecksum, frame, -1, op_errno, 0, NULL, NULL); + GF_FREE(req.xdata.pairs.pairs_val); + + return 0; +} + +/* Used From RPC-CLNT library to log proper name of procedure based on number */ +char *clnt4_0_fop_names[GFS3_OP_MAXVALUE] = { + [GFS3_OP_NULL] = "NULL", + [GFS3_OP_STAT] = "STAT", + [GFS3_OP_READLINK] = "READLINK", + [GFS3_OP_MKNOD] = "MKNOD", + [GFS3_OP_MKDIR] = "MKDIR", + [GFS3_OP_UNLINK] = "UNLINK", + [GFS3_OP_RMDIR] = "RMDIR", + [GFS3_OP_SYMLINK] = "SYMLINK", + [GFS3_OP_RENAME] = "RENAME", + [GFS3_OP_LINK] = "LINK", + [GFS3_OP_TRUNCATE] = "TRUNCATE", + [GFS3_OP_OPEN] = "OPEN", + [GFS3_OP_READ] = "READ", + [GFS3_OP_WRITE] = "WRITE", + [GFS3_OP_STATFS] = "STATFS", + [GFS3_OP_FLUSH] = "FLUSH", + [GFS3_OP_FSYNC] = "FSYNC", + [GFS3_OP_SETXATTR] = "SETXATTR", + [GFS3_OP_GETXATTR] = "GETXATTR", + [GFS3_OP_REMOVEXATTR] = "REMOVEXATTR", + [GFS3_OP_OPENDIR] = "OPENDIR", + [GFS3_OP_FSYNCDIR] = "FSYNCDIR", + [GFS3_OP_ACCESS] = "ACCESS", + [GFS3_OP_CREATE] = "CREATE", + [GFS3_OP_FTRUNCATE] = "FTRUNCATE", + [GFS3_OP_FSTAT] = "FSTAT", + [GFS3_OP_LK] = "LK", + [GFS3_OP_LOOKUP] = "LOOKUP", + [GFS3_OP_READDIR] = "READDIR", + [GFS3_OP_INODELK] = "INODELK", + [GFS3_OP_FINODELK] = "FINODELK", + [GFS3_OP_ENTRYLK] = "ENTRYLK", + [GFS3_OP_FENTRYLK] = "FENTRYLK", + [GFS3_OP_XATTROP] = "XATTROP", + [GFS3_OP_FXATTROP] = "FXATTROP", + [GFS3_OP_FGETXATTR] = "FGETXATTR", + [GFS3_OP_FSETXATTR] = "FSETXATTR", + [GFS3_OP_RCHECKSUM] = "RCHECKSUM", + [GFS3_OP_SETATTR] = "SETATTR", + [GFS3_OP_FSETATTR] = "FSETATTR", + [GFS3_OP_READDIRP] = "READDIRP", + [GFS3_OP_RELEASE] = "RELEASE", + [GFS3_OP_RELEASEDIR] = "RELEASEDIR", + [GFS3_OP_FREMOVEXATTR] = "FREMOVEXATTR", + [GFS3_OP_FALLOCATE] = "FALLOCATE", + [GFS3_OP_DISCARD] = "DISCARD", + [GFS3_OP_ZEROFILL] = "ZEROFILL", + [GFS3_OP_IPC] = "IPC", + [GFS3_OP_SEEK] = "SEEK", + [GFS3_OP_LEASE] = "LEASE", + [GFS3_OP_GETACTIVELK] = "GETACTIVELK", + [GFS3_OP_SETACTIVELK] = "SETACTIVELK", + [GFS3_OP_COMPOUND] = "COMPOUND", + [GFS3_OP_ICREATE] = "ICREATE", + [GFS3_OP_NAMELINK] = "NAMELINK", +}; + +rpc_clnt_procedure_t clnt4_0_fop_actors[GF_FOP_MAXVALUE] = { + [GF_FOP_NULL] = {"NULL", NULL}, + [GF_FOP_STAT] = {"STAT", client4_0_stat}, + [GF_FOP_READLINK] = {"READLINK", client4_0_readlink}, + [GF_FOP_MKNOD] = {"MKNOD", client4_0_mknod}, + [GF_FOP_MKDIR] = {"MKDIR", client4_0_mkdir}, + [GF_FOP_UNLINK] = {"UNLINK", client4_0_unlink}, + [GF_FOP_RMDIR] = {"RMDIR", client4_0_rmdir}, + [GF_FOP_SYMLINK] = {"SYMLINK", client4_0_symlink}, + [GF_FOP_RENAME] = {"RENAME", client4_0_rename}, + [GF_FOP_LINK] = {"LINK", client4_0_link}, + [GF_FOP_TRUNCATE] = {"TRUNCATE", client4_0_truncate}, + [GF_FOP_OPEN] = {"OPEN", client4_0_open}, + [GF_FOP_READ] = {"READ", client4_0_readv}, + [GF_FOP_WRITE] = {"WRITE", client4_0_writev}, + [GF_FOP_STATFS] = {"STATFS", client4_0_statfs}, + [GF_FOP_FLUSH] = {"FLUSH", client4_0_flush}, + [GF_FOP_FSYNC] = {"FSYNC", client4_0_fsync}, + [GF_FOP_GETXATTR] = {"GETXATTR", client4_0_getxattr}, + [GF_FOP_SETXATTR] = {"SETXATTR", client4_0_setxattr}, + [GF_FOP_REMOVEXATTR] = {"REMOVEXATTR", client4_0_removexattr}, + [GF_FOP_OPENDIR] = {"OPENDIR", client4_0_opendir}, + [GF_FOP_FSYNCDIR] = {"FSYNCDIR", client4_0_fsyncdir}, + [GF_FOP_ACCESS] = {"ACCESS", client4_0_access}, + [GF_FOP_CREATE] = {"CREATE", client4_0_create}, + [GF_FOP_FTRUNCATE] = {"FTRUNCATE", client4_0_ftruncate}, + [GF_FOP_FSTAT] = {"FSTAT", client4_0_fstat}, + [GF_FOP_LK] = {"LK", client4_0_lk}, + [GF_FOP_LOOKUP] = {"LOOKUP", client4_0_lookup}, + [GF_FOP_READDIR] = {"READDIR", client4_0_readdir}, + [GF_FOP_INODELK] = {"INODELK", client4_0_inodelk}, + [GF_FOP_FINODELK] = {"FINODELK", client4_0_finodelk}, + [GF_FOP_ENTRYLK] = {"ENTRYLK", client4_0_entrylk}, + [GF_FOP_FENTRYLK] = {"FENTRYLK", client4_0_fentrylk}, + [GF_FOP_XATTROP] = {"XATTROP", client4_0_xattrop}, + [GF_FOP_FXATTROP] = {"FXATTROP", client4_0_fxattrop}, + [GF_FOP_FGETXATTR] = {"FGETXATTR", client4_0_fgetxattr}, + [GF_FOP_FSETXATTR] = {"FSETXATTR", client4_0_fsetxattr}, + [GF_FOP_RCHECKSUM] = {"RCHECKSUM", client4_0_rchecksum}, + [GF_FOP_SETATTR] = {"SETATTR", client4_0_setattr}, + [GF_FOP_FSETATTR] = {"FSETATTR", client4_0_fsetattr}, + [GF_FOP_READDIRP] = {"READDIRP", client4_0_readdirp}, + [GF_FOP_FALLOCATE] = {"FALLOCATE", client4_0_fallocate}, + [GF_FOP_DISCARD] = {"DISCARD", client4_0_discard}, + [GF_FOP_ZEROFILL] = {"ZEROFILL", client4_0_zerofill}, + [GF_FOP_RELEASE] = {"RELEASE", client4_0_release}, + [GF_FOP_RELEASEDIR] = {"RELEASEDIR", client4_0_releasedir}, + [GF_FOP_GETSPEC] = {"GETSPEC", client3_getspec}, + [GF_FOP_FREMOVEXATTR] = {"FREMOVEXATTR", client4_0_fremovexattr}, + [GF_FOP_IPC] = {"IPC", client4_0_ipc}, + [GF_FOP_SEEK] = {"SEEK", client4_0_seek}, + [GF_FOP_LEASE] = {"LEASE", client4_0_lease}, + [GF_FOP_GETACTIVELK] = {"GETACTIVELK", client4_0_getactivelk}, + [GF_FOP_SETACTIVELK] = {"SETACTIVELK", client4_0_setactivelk}, + [GF_FOP_COMPOUND] = {"COMPOUND", NULL}, + [GF_FOP_ICREATE] = {"ICREATE", client4_0_icreate}, + [GF_FOP_NAMELINK] = {"NAMELINK", client4_0_namelink}, + [GF_FOP_COPY_FILE_RANGE] = {"COPY-FILE-RANGE", client4_0_copy_file_range}, +}; + +rpc_clnt_prog_t clnt4_0_fop_prog = { + .progname = "GlusterFS 4.x v1", + .prognum = GLUSTER_FOP_PROGRAM, + .progver = GLUSTER_FOP_VERSION_v2, + .numproc = GLUSTER_FOP_PROCCNT, + .proctable = clnt4_0_fop_actors, + .procnames = clnt4_0_fop_names, +}; diff --git a/xlators/protocol/client/src/client.c b/xlators/protocol/client/src/client.c new file mode 100644 index 00000000000..0f31fea9511 --- /dev/null +++ b/xlators/protocol/client/src/client.c @@ -0,0 +1,2997 @@ +/* + Copyright (c) 2008-2012 Red Hat, Inc. <http://www.redhat.com> + This file is part of GlusterFS. + + This file is licensed to you under your choice of the GNU Lesser + General Public License, version 3 or any later version (LGPLv3 or + later), or the GNU General Public License, version 2 (GPLv2), in all + cases as published by the Free Software Foundation. +*/ + +#include "client.h" +#include <glusterfs/xlator.h> +#include <glusterfs/defaults.h> +#include <glusterfs/glusterfs.h> +#include <glusterfs/statedump.h> +#include <glusterfs/compat-errno.h> +#include <glusterfs/gf-event.h> + +#include "xdr-rpc.h" +#include "glusterfs3.h" +#include "client-messages.h" + +extern rpc_clnt_prog_t clnt_handshake_prog; +extern rpc_clnt_prog_t clnt_dump_prog; +extern struct rpcclnt_cb_program gluster_cbk_prog; + +int +client_handshake(xlator_t *this, struct rpc_clnt *rpc); +static int +client_destroy_rpc(xlator_t *this); + +static void +client_filter_o_direct(clnt_conf_t *conf, int32_t *flags) +{ + if (conf->filter_o_direct) + *flags = (*flags & ~O_DIRECT); +} + +static int +client_fini_complete(xlator_t *this) +{ + GF_VALIDATE_OR_GOTO(this->name, this->private, out); + + clnt_conf_t *conf = this->private; + if (!conf->destroy) + return 0; + + pthread_mutex_lock(&conf->lock); + { + conf->fini_completed = _gf_true; + pthread_cond_broadcast(&conf->fini_complete_cond); + } + pthread_mutex_unlock(&conf->lock); + +out: + return 0; +} + +static int +client_is_last_child_down(xlator_t *this, int32_t event, struct rpc_clnt *rpc) +{ + rpc_clnt_connection_t *conn = NULL; + clnt_conf_t *conf = NULL; + int ret = 0; + + if (!this || !rpc) + goto out; + + conf = this->private; + if (!conf) + goto out; + + if (!conf->parent_down) + goto out; + + if (event != GF_EVENT_CHILD_DOWN) + goto out; + + conn = &rpc->conn; + pthread_mutex_lock(&conn->lock); + { + if (!conn->reconnect && rpc->disabled) { + ret = 1; + } + } + pthread_mutex_unlock(&conn->lock); +out: + return ret; +} + +int +client_notify_dispatch_uniq(xlator_t *this, int32_t event, void *data, ...) +{ + clnt_conf_t *conf = this->private; + glusterfs_ctx_t *ctx = this->ctx; + glusterfs_graph_t *graph = this->graph; + + pthread_mutex_lock(&ctx->notify_lock); + { + while (ctx->notifying) + pthread_cond_wait(&ctx->notify_cond, &ctx->notify_lock); + + if (client_is_last_child_down(this, event, data) && graph) { + pthread_mutex_lock(&graph->mutex); + { + graph->parent_down++; + if (graph->parent_down == graph_total_client_xlator(graph)) { + graph->used = 0; + pthread_cond_broadcast(&graph->child_down_cond); + } + } + pthread_mutex_unlock(&graph->mutex); + } + } + pthread_mutex_unlock(&ctx->notify_lock); + + if (conf->last_sent_event == event) + return 0; + + return client_notify_dispatch(this, event, data); + + /* Please avoid any code that access xlator object here + * Because for a child down event, once we do the signal + * we will start cleanup. + */ +} + +int +client_notify_dispatch(xlator_t *this, int32_t event, void *data, ...) +{ + int ret = -1; + glusterfs_ctx_t *ctx = this->ctx; + + clnt_conf_t *conf = this->private; + + pthread_mutex_lock(&ctx->notify_lock); + { + while (ctx->notifying) + pthread_cond_wait(&ctx->notify_cond, &ctx->notify_lock); + ctx->notifying = 1; + } + pthread_mutex_unlock(&ctx->notify_lock); + + /* We assume that all translators in the graph handle notification + * events in sequence. + * */ + + ret = default_notify(this, event, data); + + /* NB (Even) with MT-epoll and EPOLLET|EPOLLONESHOT we are guaranteed + * that there would be atmost one poller thread executing this + * notification function. This allows us to update last_sent_event + * without explicit synchronization. See epoll(7). + */ + conf->last_sent_event = event; + + pthread_mutex_lock(&ctx->notify_lock); + { + ctx->notifying = 0; + pthread_cond_signal(&ctx->notify_cond); + } + pthread_mutex_unlock(&ctx->notify_lock); + + /* Please avoid any code that access xlator object here + * Because for a child down event, once we do the signal + * we will start cleanup. + */ + + return ret; +} + +int +client_submit_request(xlator_t *this, void *req, call_frame_t *frame, + rpc_clnt_prog_t *prog, int procnum, fop_cbk_fn_t cbkfn, + client_payload_t *cp, xdrproc_t xdrproc) +{ + int ret = -1; + clnt_conf_t *conf = NULL; + struct iovec iov = { + 0, + }; + struct iobuf *iobuf = NULL; + int count = 0; + struct iobref *new_iobref = NULL; + ssize_t xdr_size = 0; + struct rpc_req rpcreq = { + 0, + }; + + GF_VALIDATE_OR_GOTO("client", this, out); + GF_VALIDATE_OR_GOTO(this->name, prog, out); + GF_VALIDATE_OR_GOTO(this->name, frame, out); + + conf = this->private; + + /* If 'setvolume' is not successful, we should not send frames to + server, mean time we should be able to send 'DUMP' and 'SETVOLUME' + call itself even if its not connected */ + if (!(conf->connected || ((prog->prognum == GLUSTER_DUMP_PROGRAM) || + (prog->prognum == GLUSTER_PMAP_PROGRAM) || + ((prog->prognum == GLUSTER_HNDSK_PROGRAM) && + (procnum == GF_HNDSK_SETVOLUME))))) { + /* This particular error captured/logged in + functions calling this */ + gf_msg_debug(this->name, 0, "connection in disconnected state"); + goto out; + } + + if (req && xdrproc) { + xdr_size = xdr_sizeof(xdrproc, req); + iobuf = iobuf_get2(this->ctx->iobuf_pool, xdr_size); + if (!iobuf) { + goto out; + } + + new_iobref = iobref_new(); + if (!new_iobref) { + goto out; + } + + if (cp && cp->iobref != NULL) { + ret = iobref_merge(new_iobref, cp->iobref); + if (ret != 0) { + gf_smsg(this->name, GF_LOG_WARNING, ENOMEM, + PC_MSG_MERGE_IOBREF_FAILED, NULL); + } + } + + ret = iobref_add(new_iobref, iobuf); + if (ret != 0) { + gf_smsg(this->name, GF_LOG_WARNING, ENOMEM, PC_MSG_ADD_IOBUF_FAILED, + NULL); + goto out; + } + + iov.iov_base = iobuf->ptr; + iov.iov_len = iobuf_size(iobuf); + + /* Create the xdr payload */ + ret = xdr_serialize_generic(iov, req, xdrproc); + if (ret == -1) { + /* callingfn so that, we can get to know which xdr + function was called */ + gf_log_callingfn(this->name, GF_LOG_WARNING, + "XDR payload creation failed"); + goto out; + } + iov.iov_len = ret; + count = 1; + } + + /* do not send all groups if they are resolved server-side */ + if (!conf->send_gids) { + if (frame->root->ngrps <= SMALL_GROUP_COUNT) { + frame->root->groups_small[0] = frame->root->gid; + frame->root->groups = frame->root->groups_small; + } + frame->root->ngrps = 1; + } + + /* Send the msg */ + if (cp) { + ret = rpc_clnt_submit(conf->rpc, prog, procnum, cbkfn, &iov, count, + cp->payload, cp->payload_cnt, new_iobref, frame, + cp->rsphdr, cp->rsphdr_cnt, cp->rsp_payload, + cp->rsp_payload_cnt, cp->rsp_iobref); + } else { + ret = rpc_clnt_submit(conf->rpc, prog, procnum, cbkfn, &iov, count, + NULL, 0, new_iobref, frame, NULL, 0, NULL, 0, + NULL); + } + + if (ret < 0) { + gf_msg_debug(this->name, 0, "rpc_clnt_submit failed"); + } + + ret = 0; + + if (new_iobref) + iobref_unref(new_iobref); + + if (iobuf) + iobuf_unref(iobuf); + + return ret; + +out: + rpcreq.rpc_status = -1; + + cbkfn(&rpcreq, NULL, 0, frame); + + if (new_iobref) + iobref_unref(new_iobref); + + if (iobuf) + iobuf_unref(iobuf); + + return ret; +} + +static int32_t +client_forget(xlator_t *this, inode_t *inode) +{ + /* Nothing here */ + return 0; +} + +static int32_t +client_releasedir(xlator_t *this, fd_t *fd) +{ + int ret = -1; + clnt_conf_t *conf = NULL; + rpc_clnt_procedure_t *proc = NULL; + clnt_args_t args = { + 0, + }; + + conf = this->private; + if (!conf || !conf->fops) + goto out; + + proc = &conf->fops->proctable[GF_FOP_RELEASEDIR]; + if (proc->fn) { + args.fd = fd; + ret = proc->fn(NULL, this, &args); + } +out: + if (ret) + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_RELEASE_DIR_OP_FAILED, + NULL); + return 0; +} + +static int32_t +client_release(xlator_t *this, fd_t *fd) +{ + int ret = -1; + clnt_conf_t *conf = NULL; + rpc_clnt_procedure_t *proc = NULL; + clnt_args_t args = { + 0, + }; + + conf = this->private; + if (!conf || !conf->fops) + goto out; + + proc = &conf->fops->proctable[GF_FOP_RELEASE]; + if (proc->fn) { + args.fd = fd; + ret = proc->fn(NULL, this, &args); + } +out: + if (ret) + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_FILE_OP_FAILED, NULL); + return 0; +} + +static int32_t +client_lookup(call_frame_t *frame, xlator_t *this, loc_t *loc, dict_t *xdata) +{ + int ret = -1; + clnt_conf_t *conf = NULL; + rpc_clnt_procedure_t *proc = NULL; + clnt_args_t args = { + 0, + }; + + conf = this->private; + if (!conf || !conf->fops) + goto out; + + proc = &conf->fops->proctable[GF_FOP_LOOKUP]; + if (proc->fn) { + args.loc = loc; + args.xdata = xdata; + ret = proc->fn(frame, this, &args); + } +out: + /* think of avoiding a missing frame */ + if (ret) + STACK_UNWIND_STRICT(lookup, frame, -1, ENOTCONN, NULL, NULL, NULL, + NULL); + + return 0; +} + +static int32_t +client_stat(call_frame_t *frame, xlator_t *this, loc_t *loc, dict_t *xdata) +{ + int ret = -1; + clnt_conf_t *conf = NULL; + rpc_clnt_procedure_t *proc = NULL; + clnt_args_t args = { + 0, + }; + + conf = this->private; + if (!conf || !conf->fops) + goto out; + + proc = &conf->fops->proctable[GF_FOP_STAT]; + if (proc->fn) { + args.loc = loc; + args.xdata = xdata; + ret = proc->fn(frame, this, &args); + } +out: + if (ret) + STACK_UNWIND_STRICT(stat, frame, -1, ENOTCONN, NULL, NULL); + + return 0; +} + +static int32_t +client_truncate(call_frame_t *frame, xlator_t *this, loc_t *loc, off_t offset, + dict_t *xdata) +{ + int ret = -1; + clnt_conf_t *conf = NULL; + rpc_clnt_procedure_t *proc = NULL; + clnt_args_t args = { + 0, + }; + + conf = this->private; + if (!conf || !conf->fops) + goto out; + + proc = &conf->fops->proctable[GF_FOP_TRUNCATE]; + if (proc->fn) { + args.loc = loc; + args.offset = offset; + args.xdata = xdata; + ret = proc->fn(frame, this, &args); + } +out: + if (ret) + STACK_UNWIND_STRICT(truncate, frame, -1, ENOTCONN, NULL, NULL, NULL); + + return 0; +} + +static int32_t +client_ftruncate(call_frame_t *frame, xlator_t *this, fd_t *fd, off_t offset, + dict_t *xdata) +{ + int ret = -1; + clnt_conf_t *conf = NULL; + rpc_clnt_procedure_t *proc = NULL; + clnt_args_t args = { + 0, + }; + + conf = this->private; + if (!conf || !conf->fops) + goto out; + + proc = &conf->fops->proctable[GF_FOP_FTRUNCATE]; + if (proc->fn) { + args.fd = fd; + args.offset = offset; + args.xdata = xdata; + ret = proc->fn(frame, this, &args); + } +out: + if (ret) + STACK_UNWIND_STRICT(ftruncate, frame, -1, ENOTCONN, NULL, NULL, NULL); + + return 0; +} + +static int32_t +client_access(call_frame_t *frame, xlator_t *this, loc_t *loc, int32_t mask, + dict_t *xdata) +{ + int ret = -1; + clnt_conf_t *conf = NULL; + rpc_clnt_procedure_t *proc = NULL; + clnt_args_t args = { + 0, + }; + + conf = this->private; + if (!conf || !conf->fops) + goto out; + + proc = &conf->fops->proctable[GF_FOP_ACCESS]; + if (proc->fn) { + args.loc = loc; + args.mask = mask; + args.xdata = xdata; + ret = proc->fn(frame, this, &args); + } +out: + if (ret) + STACK_UNWIND_STRICT(access, frame, -1, ENOTCONN, NULL); + + return 0; +} + +static int32_t +client_readlink(call_frame_t *frame, xlator_t *this, loc_t *loc, size_t size, + dict_t *xdata) +{ + int ret = -1; + clnt_conf_t *conf = NULL; + rpc_clnt_procedure_t *proc = NULL; + clnt_args_t args = { + 0, + }; + + conf = this->private; + if (!conf || !conf->fops) + goto out; + + proc = &conf->fops->proctable[GF_FOP_READLINK]; + if (proc->fn) { + args.loc = loc; + args.size = size; + args.xdata = xdata; + ret = proc->fn(frame, this, &args); + } +out: + if (ret) + STACK_UNWIND_STRICT(readlink, frame, -1, ENOTCONN, NULL, NULL, NULL); + + return 0; +} + +static int +client_mknod(call_frame_t *frame, xlator_t *this, loc_t *loc, mode_t mode, + dev_t rdev, mode_t umask, dict_t *xdata) +{ + int ret = -1; + clnt_conf_t *conf = NULL; + rpc_clnt_procedure_t *proc = NULL; + clnt_args_t args = { + 0, + }; + + conf = this->private; + if (!conf || !conf->fops) + goto out; + + proc = &conf->fops->proctable[GF_FOP_MKNOD]; + if (proc->fn) { + args.loc = loc; + args.mode = mode; + args.rdev = rdev; + args.umask = umask; + args.xdata = xdata; + ret = proc->fn(frame, this, &args); + } +out: + if (ret) + STACK_UNWIND_STRICT(mknod, frame, -1, ENOTCONN, NULL, NULL, NULL, NULL, + NULL); + + return 0; +} + +static int +client_mkdir(call_frame_t *frame, xlator_t *this, loc_t *loc, mode_t mode, + mode_t umask, dict_t *xdata) +{ + int ret = -1; + clnt_conf_t *conf = NULL; + rpc_clnt_procedure_t *proc = NULL; + clnt_args_t args = { + 0, + }; + + conf = this->private; + if (!conf || !conf->fops) + goto out; + + proc = &conf->fops->proctable[GF_FOP_MKDIR]; + if (proc->fn) { + args.loc = loc; + args.mode = mode; + args.umask = umask; + args.xdata = xdata; + ret = proc->fn(frame, this, &args); + } +out: + if (ret) + STACK_UNWIND_STRICT(mkdir, frame, -1, ENOTCONN, NULL, NULL, NULL, NULL, + NULL); + + return 0; +} + +static int32_t +client_unlink(call_frame_t *frame, xlator_t *this, loc_t *loc, int xflag, + dict_t *xdata) +{ + int ret = -1; + clnt_conf_t *conf = NULL; + rpc_clnt_procedure_t *proc = NULL; + clnt_args_t args = { + 0, + }; + + conf = this->private; + if (!conf || !conf->fops) + goto out; + + proc = &conf->fops->proctable[GF_FOP_UNLINK]; + if (proc->fn) { + args.loc = loc; + args.xdata = xdata; + args.flags = xflag; + ret = proc->fn(frame, this, &args); + } +out: + if (ret) + STACK_UNWIND_STRICT(unlink, frame, -1, ENOTCONN, NULL, NULL, NULL); + + return 0; +} + +static int32_t +client_rmdir(call_frame_t *frame, xlator_t *this, loc_t *loc, int flags, + dict_t *xdata) +{ + int ret = -1; + clnt_conf_t *conf = NULL; + rpc_clnt_procedure_t *proc = NULL; + clnt_args_t args = { + 0, + }; + + conf = this->private; + if (!conf || !conf->fops) + goto out; + + proc = &conf->fops->proctable[GF_FOP_RMDIR]; + if (proc->fn) { + args.loc = loc; + args.flags = flags; + args.xdata = xdata; + ret = proc->fn(frame, this, &args); + } +out: + /* think of avoiding a missing frame */ + if (ret) + STACK_UNWIND_STRICT(rmdir, frame, -1, ENOTCONN, NULL, NULL, NULL); + + return 0; +} + +static int +client_symlink(call_frame_t *frame, xlator_t *this, const char *linkpath, + loc_t *loc, mode_t umask, dict_t *xdata) +{ + int ret = -1; + clnt_conf_t *conf = NULL; + rpc_clnt_procedure_t *proc = NULL; + clnt_args_t args = { + 0, + }; + + conf = this->private; + if (!conf || !conf->fops) + goto out; + + proc = &conf->fops->proctable[GF_FOP_SYMLINK]; + if (proc->fn) { + args.linkname = linkpath; + args.loc = loc; + args.umask = umask; + args.xdata = xdata; + ret = proc->fn(frame, this, &args); + } +out: + if (ret) + STACK_UNWIND_STRICT(symlink, frame, -1, ENOTCONN, NULL, NULL, NULL, + NULL, NULL); + + return 0; +} + +static int32_t +client_rename(call_frame_t *frame, xlator_t *this, loc_t *oldloc, loc_t *newloc, + dict_t *xdata) +{ + int ret = -1; + clnt_conf_t *conf = NULL; + rpc_clnt_procedure_t *proc = NULL; + clnt_args_t args = { + 0, + }; + + conf = this->private; + if (!conf || !conf->fops) + goto out; + + proc = &conf->fops->proctable[GF_FOP_RENAME]; + if (proc->fn) { + args.oldloc = oldloc; + args.newloc = newloc; + args.xdata = xdata; + ret = proc->fn(frame, this, &args); + } +out: + if (ret) + STACK_UNWIND_STRICT(rename, frame, -1, ENOTCONN, NULL, NULL, NULL, NULL, + NULL, NULL); + + return 0; +} + +static int32_t +client_link(call_frame_t *frame, xlator_t *this, loc_t *oldloc, loc_t *newloc, + dict_t *xdata) +{ + int ret = -1; + clnt_conf_t *conf = NULL; + rpc_clnt_procedure_t *proc = NULL; + clnt_args_t args = { + 0, + }; + + conf = this->private; + if (!conf || !conf->fops) + goto out; + + proc = &conf->fops->proctable[GF_FOP_LINK]; + if (proc->fn) { + args.oldloc = oldloc; + args.newloc = newloc; + args.xdata = xdata; + ret = proc->fn(frame, this, &args); + } +out: + if (ret) + STACK_UNWIND_STRICT(link, frame, -1, ENOTCONN, NULL, NULL, NULL, NULL, + NULL); + + return 0; +} + +static int32_t +client_create(call_frame_t *frame, xlator_t *this, loc_t *loc, int32_t flags, + mode_t mode, mode_t umask, fd_t *fd, dict_t *xdata) +{ + int ret = -1; + clnt_conf_t *conf = NULL; + rpc_clnt_procedure_t *proc = NULL; + clnt_args_t args = { + 0, + }; + + conf = this->private; + if (!conf || !conf->fops) + goto out; + + proc = &conf->fops->proctable[GF_FOP_CREATE]; + if (proc->fn) { + args.loc = loc; + args.mode = mode; + args.fd = fd; + args.umask = umask; + args.xdata = xdata; + args.flags = flags; + client_filter_o_direct(conf, &args.flags); + ret = proc->fn(frame, this, &args); + } +out: + if (ret) + STACK_UNWIND_STRICT(create, frame, -1, ENOTCONN, NULL, NULL, NULL, NULL, + NULL, NULL); + + return 0; +} + +static int32_t +client_open(call_frame_t *frame, xlator_t *this, loc_t *loc, int32_t flags, + fd_t *fd, dict_t *xdata) +{ + int ret = -1; + clnt_conf_t *conf = NULL; + rpc_clnt_procedure_t *proc = NULL; + clnt_args_t args = { + 0, + }; + + conf = this->private; + if (!conf || !conf->fops) + goto out; + + proc = &conf->fops->proctable[GF_FOP_OPEN]; + if (proc->fn) { + args.loc = loc; + args.fd = fd; + args.xdata = xdata; + args.flags = flags; + client_filter_o_direct(conf, &args.flags); + ret = proc->fn(frame, this, &args); + } +out: + if (ret) + STACK_UNWIND_STRICT(open, frame, -1, ENOTCONN, NULL, NULL); + + return 0; +} + +static int32_t +client_readv(call_frame_t *frame, xlator_t *this, fd_t *fd, size_t size, + off_t offset, uint32_t flags, dict_t *xdata) +{ + int ret = -1; + clnt_conf_t *conf = NULL; + rpc_clnt_procedure_t *proc = NULL; + clnt_args_t args = { + 0, + }; + + conf = this->private; + if (!conf || !conf->fops) + goto out; + + proc = &conf->fops->proctable[GF_FOP_READ]; + if (proc->fn) { + args.fd = fd; + args.size = size; + args.offset = offset; + args.flags = flags; + args.xdata = xdata; + client_filter_o_direct(conf, &args.flags); + + ret = proc->fn(frame, this, &args); + } +out: + if (ret) + STACK_UNWIND_STRICT(readv, frame, -1, ENOTCONN, NULL, 0, NULL, NULL, + NULL); + + return 0; +} + +static int32_t +client_writev(call_frame_t *frame, xlator_t *this, fd_t *fd, + struct iovec *vector, int32_t count, off_t off, uint32_t flags, + struct iobref *iobref, dict_t *xdata) +{ + int ret = -1; + clnt_conf_t *conf = NULL; + rpc_clnt_procedure_t *proc = NULL; + clnt_args_t args = { + 0, + }; + + conf = this->private; + if (!conf || !conf->fops) + goto out; + + proc = &conf->fops->proctable[GF_FOP_WRITE]; + if (proc->fn) { + args.fd = fd; + args.vector = vector; + args.count = count; + args.offset = off; + args.size = iov_length(vector, count); + args.flags = flags; + args.iobref = iobref; + args.xdata = xdata; + client_filter_o_direct(conf, &args.flags); + ret = proc->fn(frame, this, &args); + } +out: + if (ret) + STACK_UNWIND_STRICT(writev, frame, -1, ENOTCONN, NULL, NULL, NULL); + + return 0; +} + +static int32_t +client_flush(call_frame_t *frame, xlator_t *this, fd_t *fd, dict_t *xdata) +{ + int ret = -1; + clnt_conf_t *conf = NULL; + rpc_clnt_procedure_t *proc = NULL; + clnt_args_t args = { + 0, + }; + + conf = this->private; + if (!conf || !conf->fops) + goto out; + + proc = &conf->fops->proctable[GF_FOP_FLUSH]; + if (proc->fn) { + args.fd = fd; + args.xdata = xdata; + ret = proc->fn(frame, this, &args); + } +out: + if (ret) + STACK_UNWIND_STRICT(flush, frame, -1, ENOTCONN, NULL); + + return 0; +} + +static int32_t +client_fsync(call_frame_t *frame, xlator_t *this, fd_t *fd, int32_t flags, + dict_t *xdata) +{ + int ret = -1; + clnt_conf_t *conf = NULL; + rpc_clnt_procedure_t *proc = NULL; + clnt_args_t args = { + 0, + }; + + conf = this->private; + if (!conf || !conf->fops) + goto out; + + proc = &conf->fops->proctable[GF_FOP_FSYNC]; + if (proc->fn) { + args.fd = fd; + args.flags = flags; + args.xdata = xdata; + ret = proc->fn(frame, this, &args); + } +out: + if (ret) + STACK_UNWIND_STRICT(fsync, frame, -1, ENOTCONN, NULL, NULL, NULL); + + return 0; +} + +static int32_t +client_fstat(call_frame_t *frame, xlator_t *this, fd_t *fd, dict_t *xdata) +{ + int ret = -1; + clnt_conf_t *conf = NULL; + rpc_clnt_procedure_t *proc = NULL; + clnt_args_t args = { + 0, + }; + + conf = this->private; + if (!conf || !conf->fops) + goto out; + + proc = &conf->fops->proctable[GF_FOP_FSTAT]; + if (proc->fn) { + args.fd = fd; + args.xdata = xdata; + ret = proc->fn(frame, this, &args); + } +out: + if (ret) + STACK_UNWIND_STRICT(fstat, frame, -1, ENOTCONN, NULL, NULL); + + return 0; +} + +static int32_t +client_opendir(call_frame_t *frame, xlator_t *this, loc_t *loc, fd_t *fd, + dict_t *xdata) +{ + int ret = -1; + clnt_conf_t *conf = NULL; + rpc_clnt_procedure_t *proc = NULL; + clnt_args_t args = { + 0, + }; + + conf = this->private; + if (!conf || !conf->fops) + goto out; + + proc = &conf->fops->proctable[GF_FOP_OPENDIR]; + if (proc->fn) { + args.loc = loc; + args.fd = fd; + args.xdata = xdata; + ret = proc->fn(frame, this, &args); + } +out: + if (ret) + STACK_UNWIND_STRICT(opendir, frame, -1, ENOTCONN, NULL, NULL); + + return 0; +} + +int32_t +client_fsyncdir(call_frame_t *frame, xlator_t *this, fd_t *fd, int32_t flags, + dict_t *xdata) +{ + int ret = -1; + clnt_conf_t *conf = NULL; + rpc_clnt_procedure_t *proc = NULL; + clnt_args_t args = { + 0, + }; + + conf = this->private; + if (!conf || !conf->fops) + goto out; + + proc = &conf->fops->proctable[GF_FOP_FSYNCDIR]; + if (proc->fn) { + args.fd = fd; + args.flags = flags; + args.xdata = xdata; + ret = proc->fn(frame, this, &args); + } +out: + if (ret) + STACK_UNWIND_STRICT(fsyncdir, frame, -1, ENOTCONN, NULL); + + return 0; +} + +static int32_t +client_statfs(call_frame_t *frame, xlator_t *this, loc_t *loc, dict_t *xdata) +{ + int ret = -1; + clnt_conf_t *conf = NULL; + rpc_clnt_procedure_t *proc = NULL; + clnt_args_t args = { + 0, + }; + + conf = this->private; + if (!conf || !conf->fops) + goto out; + + proc = &conf->fops->proctable[GF_FOP_STATFS]; + if (proc->fn) { + args.loc = loc; + args.xdata = xdata; + ret = proc->fn(frame, this, &args); + } +out: + if (ret) + STACK_UNWIND_STRICT(statfs, frame, -1, ENOTCONN, NULL, NULL); + + return 0; +} + +static int32_t +client_copy_file_range(call_frame_t *frame, xlator_t *this, fd_t *fd_in, + off_t off_in, fd_t *fd_out, off_t off_out, size_t len, + uint32_t flags, dict_t *xdata) +{ + int ret = -1; + clnt_conf_t *conf = NULL; + rpc_clnt_procedure_t *proc = NULL; + clnt_args_t args = { + 0, + }; + + conf = this->private; + if (!conf || !conf->fops) + goto out; + + proc = &conf->fops->proctable[GF_FOP_COPY_FILE_RANGE]; + if (proc->fn) { + args.fd = fd_in; + args.fd_out = fd_out; + args.offset = off_in; + args.off_out = off_out; + args.size = len; + args.flags = flags; + args.xdata = xdata; + ret = proc->fn(frame, this, &args); + } +out: + if (ret) + STACK_UNWIND_STRICT(copy_file_range, frame, -1, ENOTCONN, NULL, NULL, + NULL, NULL); + + return 0; +} + +static gf_boolean_t +is_client_rpc_init_command(dict_t *dict, xlator_t *this, char **value) +{ + gf_boolean_t ret = _gf_false; + + int dict_ret = dict_get_str_sizen(dict, CLIENT_CMD_CONNECT, value); + if (dict_ret) { + gf_msg_trace(this->name, 0, "key %s not present", CLIENT_CMD_CONNECT); + goto out; + } + + ret = _gf_true; + +out: + return ret; +} + +static gf_boolean_t +is_client_rpc_destroy_command(dict_t *dict, xlator_t *this) +{ + gf_boolean_t ret = _gf_false; + int dict_ret = -1; + char *dummy = NULL; + + if (strncmp(this->name, "replace-brick", 13)) { + gf_msg_trace(this->name, 0, "name is !replace-brick"); + goto out; + } + + dict_ret = dict_get_str_sizen(dict, CLIENT_CMD_DISCONNECT, &dummy); + if (dict_ret) { + gf_msg_trace(this->name, 0, "key %s not present", + CLIENT_CMD_DISCONNECT); + goto out; + } + + ret = _gf_true; + +out: + return ret; +} + +static int +client_set_remote_options(char *value, xlator_t *this) +{ + char *dup_value = NULL; + char *host = NULL; + char *subvol = NULL; + char *host_dup = NULL; + char *subvol_dup = NULL; + char *remote_port_str = NULL; + char *tmp = NULL; + int remote_port = 0; + int ret = -1; + + dup_value = gf_strdup(value); + if (dup_value == NULL) { + goto out; + } + host = strtok_r(dup_value, ":", &tmp); + subvol = strtok_r(NULL, ":", &tmp); + remote_port_str = strtok_r(NULL, ":", &tmp); + + if (host) { + host_dup = gf_strdup(host); + if (!host_dup) { + goto out; + } + ret = dict_set_dynstr_sizen(this->options, "remote-host", host_dup); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, + PC_MSG_REMOTE_HOST_SET_FAILED, "host=%s", host, NULL); + GF_FREE(host_dup); + goto out; + } + } + + if (subvol) { + subvol_dup = gf_strdup(subvol); + if (!subvol_dup) { + goto out; + } + + ret = dict_set_dynstr_sizen(this->options, "remote-subvolume", + subvol_dup); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, + PC_MSG_REMOTE_HOST_SET_FAILED, "host=%s", host, NULL); + GF_FREE(subvol_dup); + goto out; + } + } + + if (remote_port_str) { + remote_port = atoi(remote_port_str); + + ret = dict_set_int32_sizen(this->options, "remote-port", remote_port); + if (ret) { + gf_smsg(this->name, GF_LOG_ERROR, 0, PC_MSG_REMOTE_PORT_SET_FAILED, + "remote-port=%d", remote_port, NULL); + goto out; + } + } + + ret = 0; +out: + GF_FREE(dup_value); + + return ret; +} + +static int32_t +client_setxattr(call_frame_t *frame, xlator_t *this, loc_t *loc, dict_t *dict, + int32_t flags, dict_t *xdata) +{ + int ret = -1; + int op_ret = -1; + int op_errno = ENOTCONN; + int need_unwind = 0; + clnt_conf_t *conf = NULL; + rpc_clnt_procedure_t *proc = NULL; + clnt_args_t args = { + 0, + }; + char *value = NULL; + + if (is_client_rpc_init_command(dict, this, &value) == _gf_true) { + GF_ASSERT(value); + gf_smsg(this->name, GF_LOG_INFO, 0, PC_MSG_RPC_INIT, NULL); + ret = client_set_remote_options(value, this); + if (!ret) { + op_ret = 0; + op_errno = 0; + } + need_unwind = 1; + goto out; + } + + if (is_client_rpc_destroy_command(dict, this) == _gf_true) { + gf_smsg(this->name, GF_LOG_INFO, 0, PC_MSG_RPC_DESTROY, NULL); + ret = client_destroy_rpc(this); + if (ret) { + op_ret = 0; + op_errno = 0; + } + need_unwind = 1; + goto out; + } + + conf = this->private; + if (!conf || !conf->fops) { + op_errno = ENOTCONN; + need_unwind = 1; + goto out; + } + + proc = &conf->fops->proctable[GF_FOP_SETXATTR]; + if (proc->fn) { + args.loc = loc; + args.xattr = dict; + args.flags = flags; + args.xdata = xdata; + ret = proc->fn(frame, this, &args); + if (ret) { + need_unwind = 1; + } + } +out: + if (need_unwind) + STACK_UNWIND_STRICT(setxattr, frame, op_ret, op_errno, NULL); + + return 0; +} + +static int32_t +client_fsetxattr(call_frame_t *frame, xlator_t *this, fd_t *fd, dict_t *dict, + int32_t flags, dict_t *xdata) +{ + int ret = -1; + clnt_conf_t *conf = NULL; + rpc_clnt_procedure_t *proc = NULL; + clnt_args_t args = { + 0, + }; + + conf = this->private; + if (!conf || !conf->fops) + goto out; + + proc = &conf->fops->proctable[GF_FOP_FSETXATTR]; + if (proc->fn) { + args.fd = fd; + args.xattr = dict; + args.flags = flags; + args.xdata = xdata; + ret = proc->fn(frame, this, &args); + } +out: + if (ret) + STACK_UNWIND_STRICT(fsetxattr, frame, -1, ENOTCONN, NULL); + + return 0; +} + +static int32_t +client_fgetxattr(call_frame_t *frame, xlator_t *this, fd_t *fd, + const char *name, dict_t *xdata) +{ + int ret = -1; + clnt_conf_t *conf = NULL; + rpc_clnt_procedure_t *proc = NULL; + clnt_args_t args = { + 0, + }; + + conf = this->private; + if (!conf || !conf->fops) + goto out; + + proc = &conf->fops->proctable[GF_FOP_FGETXATTR]; + if (proc->fn) { + args.fd = fd; + args.name = name; + args.xdata = xdata; + ret = proc->fn(frame, this, &args); + } +out: + if (ret) + STACK_UNWIND_STRICT(fgetxattr, frame, -1, ENOTCONN, NULL, NULL); + + return 0; +} + +static int32_t +client_getxattr(call_frame_t *frame, xlator_t *this, loc_t *loc, + const char *name, dict_t *xdata) +{ + int ret = -1; + clnt_conf_t *conf = NULL; + rpc_clnt_procedure_t *proc = NULL; + clnt_args_t args = { + 0, + }; + + conf = this->private; + if (!conf || !conf->fops) + goto out; + + proc = &conf->fops->proctable[GF_FOP_GETXATTR]; + if (proc->fn) { + args.name = name; + args.loc = loc; + args.xdata = xdata; + ret = proc->fn(frame, this, &args); + } +out: + if (ret) + STACK_UNWIND_STRICT(getxattr, frame, -1, ENOTCONN, NULL, NULL); + + return 0; +} + +static int32_t +client_xattrop(call_frame_t *frame, xlator_t *this, loc_t *loc, + gf_xattrop_flags_t flags, dict_t *dict, dict_t *xdata) +{ + int ret = -1; + clnt_conf_t *conf = NULL; + rpc_clnt_procedure_t *proc = NULL; + clnt_args_t args = { + 0, + }; + + conf = this->private; + if (!conf || !conf->fops) + goto out; + + proc = &conf->fops->proctable[GF_FOP_XATTROP]; + if (proc->fn) { + args.loc = loc; + args.flags = flags; + args.xattr = dict; + args.xdata = xdata; + ret = proc->fn(frame, this, &args); + } +out: + if (ret) + STACK_UNWIND_STRICT(xattrop, frame, -1, ENOTCONN, NULL, NULL); + + return 0; +} + +static int32_t +client_fxattrop(call_frame_t *frame, xlator_t *this, fd_t *fd, + gf_xattrop_flags_t flags, dict_t *dict, dict_t *xdata) +{ + int ret = -1; + clnt_conf_t *conf = NULL; + rpc_clnt_procedure_t *proc = NULL; + clnt_args_t args = { + 0, + }; + + conf = this->private; + if (!conf || !conf->fops) + goto out; + + proc = &conf->fops->proctable[GF_FOP_FXATTROP]; + if (proc->fn) { + args.fd = fd; + args.flags = flags; + args.xattr = dict; + args.xdata = xdata; + ret = proc->fn(frame, this, &args); + } +out: + if (ret) + STACK_UNWIND_STRICT(fxattrop, frame, -1, ENOTCONN, NULL, NULL); + + return 0; +} + +static int32_t +client_removexattr(call_frame_t *frame, xlator_t *this, loc_t *loc, + const char *name, dict_t *xdata) +{ + int ret = -1; + clnt_conf_t *conf = NULL; + rpc_clnt_procedure_t *proc = NULL; + clnt_args_t args = { + 0, + }; + + conf = this->private; + if (!conf || !conf->fops) + goto out; + + proc = &conf->fops->proctable[GF_FOP_REMOVEXATTR]; + if (proc->fn) { + args.name = name; + args.loc = loc; + args.xdata = xdata; + ret = proc->fn(frame, this, &args); + } +out: + if (ret) + STACK_UNWIND_STRICT(removexattr, frame, -1, ENOTCONN, NULL); + + return 0; +} + +static int32_t +client_fremovexattr(call_frame_t *frame, xlator_t *this, fd_t *fd, + const char *name, dict_t *xdata) +{ + int ret = -1; + clnt_conf_t *conf = NULL; + rpc_clnt_procedure_t *proc = NULL; + clnt_args_t args = { + 0, + }; + + conf = this->private; + if (!conf || !conf->fops) + goto out; + + proc = &conf->fops->proctable[GF_FOP_FREMOVEXATTR]; + if (proc->fn) { + args.name = name; + args.fd = fd; + args.xdata = xdata; + ret = proc->fn(frame, this, &args); + } +out: + if (ret) + STACK_UNWIND_STRICT(fremovexattr, frame, -1, ENOTCONN, NULL); + + return 0; +} + +static int32_t +client_lease(call_frame_t *frame, xlator_t *this, loc_t *loc, + struct gf_lease *lease, dict_t *xdata) +{ + int ret = -1; + clnt_conf_t *conf = NULL; + rpc_clnt_procedure_t *proc = NULL; + clnt_args_t args = { + 0, + }; + + conf = this->private; + if (!conf || !conf->fops) + goto out; + + proc = &conf->fops->proctable[GF_FOP_LEASE]; + if (proc->fn) { + args.loc = loc; + args.lease = lease; + args.xdata = xdata; + ret = proc->fn(frame, this, &args); + } +out: + if (ret) + STACK_UNWIND_STRICT(lk, frame, -1, ENOTCONN, NULL, NULL); + + return 0; +} + +static int32_t +client_lk(call_frame_t *frame, xlator_t *this, fd_t *fd, int32_t cmd, + struct gf_flock *lock, dict_t *xdata) +{ + int ret = -1; + clnt_conf_t *conf = NULL; + rpc_clnt_procedure_t *proc = NULL; + clnt_args_t args = { + 0, + }; + + conf = this->private; + if (!conf || !conf->fops) + goto out; + + proc = &conf->fops->proctable[GF_FOP_LK]; + if (proc->fn) { + args.fd = fd; + args.cmd = cmd; + args.flock = lock; + args.xdata = xdata; + ret = proc->fn(frame, this, &args); + } +out: + if (ret) + STACK_UNWIND_STRICT(lk, frame, -1, ENOTCONN, NULL, NULL); + + return 0; +} + +static int32_t +client_inodelk(call_frame_t *frame, xlator_t *this, const char *volume, + loc_t *loc, int32_t cmd, struct gf_flock *lock, dict_t *xdata) +{ + int ret = -1; + clnt_conf_t *conf = NULL; + rpc_clnt_procedure_t *proc = NULL; + clnt_args_t args = { + 0, + }; + + conf = this->private; + if (!conf || !conf->fops) + goto out; + + proc = &conf->fops->proctable[GF_FOP_INODELK]; + if (proc->fn) { + args.loc = loc; + args.cmd = cmd; + args.flock = lock; + args.volume = volume; + args.xdata = xdata; + ret = proc->fn(frame, this, &args); + } +out: + if (ret) + STACK_UNWIND_STRICT(inodelk, frame, -1, ENOTCONN, NULL); + + return 0; +} + +static int32_t +client_finodelk(call_frame_t *frame, xlator_t *this, const char *volume, + fd_t *fd, int32_t cmd, struct gf_flock *lock, dict_t *xdata) +{ + int ret = -1; + clnt_conf_t *conf = NULL; + rpc_clnt_procedure_t *proc = NULL; + clnt_args_t args = { + 0, + }; + + conf = this->private; + if (!conf || !conf->fops) + goto out; + + proc = &conf->fops->proctable[GF_FOP_FINODELK]; + if (proc->fn) { + args.fd = fd; + args.cmd = cmd; + args.flock = lock; + args.volume = volume; + args.xdata = xdata; + ret = proc->fn(frame, this, &args); + } +out: + if (ret) + STACK_UNWIND_STRICT(finodelk, frame, -1, ENOTCONN, NULL); + + return 0; +} + +static int32_t +client_entrylk(call_frame_t *frame, xlator_t *this, const char *volume, + loc_t *loc, const char *basename, entrylk_cmd cmd, + entrylk_type type, dict_t *xdata) +{ + int ret = -1; + clnt_conf_t *conf = NULL; + rpc_clnt_procedure_t *proc = NULL; + clnt_args_t args = { + 0, + }; + + conf = this->private; + if (!conf || !conf->fops) + goto out; + + proc = &conf->fops->proctable[GF_FOP_ENTRYLK]; + if (proc->fn) { + args.loc = loc; + args.basename = basename; + args.type = type; + args.volume = volume; + args.cmd_entrylk = cmd; + args.xdata = xdata; + ret = proc->fn(frame, this, &args); + } +out: + if (ret) + STACK_UNWIND_STRICT(entrylk, frame, -1, ENOTCONN, NULL); + + return 0; +} + +static int32_t +client_fentrylk(call_frame_t *frame, xlator_t *this, const char *volume, + fd_t *fd, const char *basename, entrylk_cmd cmd, + entrylk_type type, dict_t *xdata) +{ + int ret = -1; + clnt_conf_t *conf = NULL; + rpc_clnt_procedure_t *proc = NULL; + clnt_args_t args = { + 0, + }; + + conf = this->private; + if (!conf || !conf->fops) + goto out; + + proc = &conf->fops->proctable[GF_FOP_FENTRYLK]; + if (proc->fn) { + args.fd = fd; + args.basename = basename; + args.type = type; + args.volume = volume; + args.cmd_entrylk = cmd; + args.xdata = xdata; + ret = proc->fn(frame, this, &args); + } +out: + if (ret) + STACK_UNWIND_STRICT(fentrylk, frame, -1, ENOTCONN, NULL); + + return 0; +} + +static int32_t +client_rchecksum(call_frame_t *frame, xlator_t *this, fd_t *fd, off_t offset, + int32_t len, dict_t *xdata) +{ + int ret = -1; + clnt_conf_t *conf = NULL; + rpc_clnt_procedure_t *proc = NULL; + clnt_args_t args = { + 0, + }; + + conf = this->private; + if (!conf || !conf->fops) + goto out; + + proc = &conf->fops->proctable[GF_FOP_RCHECKSUM]; + if (proc->fn) { + args.fd = fd; + args.offset = offset; + args.len = len; + args.xdata = xdata; + ret = proc->fn(frame, this, &args); + } +out: + if (ret) + STACK_UNWIND_STRICT(rchecksum, frame, -1, ENOTCONN, 0, NULL, NULL); + + return 0; +} + +int32_t +client_readdir(call_frame_t *frame, xlator_t *this, fd_t *fd, size_t size, + off_t off, dict_t *xdata) +{ + int ret = -1; + clnt_conf_t *conf = NULL; + rpc_clnt_procedure_t *proc = NULL; + clnt_args_t args = { + 0, + }; + + conf = this->private; + if (!conf || !conf->fops) + goto out; + + proc = &conf->fops->proctable[GF_FOP_READDIR]; + if (proc->fn) { + if (off != 0) + off = gf_dirent_orig_offset(this, off); + + args.fd = fd; + args.size = size; + args.offset = off; + args.xdata = xdata; + ret = proc->fn(frame, this, &args); + } +out: + if (ret) + STACK_UNWIND_STRICT(readdir, frame, -1, ENOTCONN, NULL, NULL); + + return 0; +} + +static int32_t +client_readdirp(call_frame_t *frame, xlator_t *this, fd_t *fd, size_t size, + off_t off, dict_t *dict) +{ + int ret = -1; + clnt_conf_t *conf = NULL; + rpc_clnt_procedure_t *proc = NULL; + clnt_args_t args = { + 0, + }; + + conf = this->private; + if (!conf || !conf->fops) + goto out; + + proc = &conf->fops->proctable[GF_FOP_READDIRP]; + if (proc->fn) { + if (off != 0) + off = gf_dirent_orig_offset(this, off); + + args.fd = fd; + args.size = size; + args.offset = off; + args.xdata = dict; + ret = proc->fn(frame, this, &args); + } +out: + if (ret) + STACK_UNWIND_STRICT(readdirp, frame, -1, ENOTCONN, NULL, NULL); + + return 0; +} + +static int32_t +client_setattr(call_frame_t *frame, xlator_t *this, loc_t *loc, + struct iatt *stbuf, int32_t valid, dict_t *xdata) +{ + int ret = -1; + clnt_conf_t *conf = NULL; + rpc_clnt_procedure_t *proc = NULL; + clnt_args_t args = { + 0, + }; + + conf = this->private; + if (!conf || !conf->fops) + goto out; + + proc = &conf->fops->proctable[GF_FOP_SETATTR]; + if (proc->fn) { + args.loc = loc; + args.stbuf = stbuf; + args.valid = valid; + args.xdata = xdata; + ret = proc->fn(frame, this, &args); + } +out: + if (ret) + STACK_UNWIND_STRICT(setattr, frame, -1, ENOTCONN, NULL, NULL, NULL); + + return 0; +} + +static int32_t +client_fsetattr(call_frame_t *frame, xlator_t *this, fd_t *fd, + struct iatt *stbuf, int32_t valid, dict_t *xdata) +{ + int ret = -1; + clnt_conf_t *conf = NULL; + rpc_clnt_procedure_t *proc = NULL; + clnt_args_t args = { + 0, + }; + + conf = this->private; + if (!conf || !conf->fops) + goto out; + + proc = &conf->fops->proctable[GF_FOP_FSETATTR]; + if (proc->fn) { + args.fd = fd; + args.stbuf = stbuf; + args.valid = valid; + args.xdata = xdata; + ret = proc->fn(frame, this, &args); + } +out: + if (ret) + STACK_UNWIND_STRICT(fsetattr, frame, -1, ENOTCONN, NULL, NULL, NULL); + + return 0; +} + +static int32_t +client_fallocate(call_frame_t *frame, xlator_t *this, fd_t *fd, int32_t mode, + off_t offset, size_t len, dict_t *xdata) +{ + int ret = -1; + clnt_conf_t *conf = NULL; + rpc_clnt_procedure_t *proc = NULL; + clnt_args_t args = { + 0, + }; + + conf = this->private; + if (!conf || !conf->fops) + goto out; + + proc = &conf->fops->proctable[GF_FOP_FALLOCATE]; + if (proc->fn) { + args.fd = fd; + args.flags = mode; + args.offset = offset; + args.size = len; + args.xdata = xdata; + ret = proc->fn(frame, this, &args); + } +out: + if (ret) + STACK_UNWIND_STRICT(fallocate, frame, -1, ENOTCONN, NULL, NULL, NULL); + + return 0; +} + +static int32_t +client_discard(call_frame_t *frame, xlator_t *this, fd_t *fd, off_t offset, + size_t len, dict_t *xdata) +{ + int ret = -1; + clnt_conf_t *conf = NULL; + rpc_clnt_procedure_t *proc = NULL; + clnt_args_t args = { + 0, + }; + + conf = this->private; + if (!conf || !conf->fops) + goto out; + + proc = &conf->fops->proctable[GF_FOP_DISCARD]; + if (proc->fn) { + args.fd = fd; + args.offset = offset; + args.size = len; + args.xdata = xdata; + ret = proc->fn(frame, this, &args); + } +out: + if (ret) + STACK_UNWIND_STRICT(discard, frame, -1, ENOTCONN, NULL, NULL, NULL); + + return 0; +} + +static int32_t +client_zerofill(call_frame_t *frame, xlator_t *this, fd_t *fd, off_t offset, + off_t len, dict_t *xdata) +{ + int ret = -1; + clnt_conf_t *conf = NULL; + rpc_clnt_procedure_t *proc = NULL; + clnt_args_t args = { + 0, + }; + + conf = this->private; + if (!conf || !conf->fops) + goto out; + + proc = &conf->fops->proctable[GF_FOP_ZEROFILL]; + if (proc->fn) { + args.fd = fd; + args.offset = offset; + args.size = len; + args.xdata = xdata; + ret = proc->fn(frame, this, &args); + } +out: + if (ret) + STACK_UNWIND_STRICT(zerofill, frame, -1, ENOTCONN, NULL, NULL, NULL); + + return 0; +} + +static int32_t +client_ipc(call_frame_t *frame, xlator_t *this, int32_t op, dict_t *xdata) +{ + int ret = -1; + clnt_conf_t *conf = NULL; + rpc_clnt_procedure_t *proc = NULL; + clnt_args_t args = { + 0, + }; + + conf = this->private; + if (!conf || !conf->fops) + goto out; + + proc = &conf->fops->proctable[GF_FOP_IPC]; + if (proc->fn) { + args.cmd = op; + args.xdata = xdata; + ret = proc->fn(frame, this, &args); + } +out: + if (ret) + STACK_UNWIND_STRICT(ipc, frame, -1, ENOTCONN, NULL); + + return 0; +} + +static int32_t +client_seek(call_frame_t *frame, xlator_t *this, fd_t *fd, off_t offset, + gf_seek_what_t what, dict_t *xdata) +{ + int ret = -1; + clnt_conf_t *conf = NULL; + rpc_clnt_procedure_t *proc = NULL; + clnt_args_t args = { + 0, + }; + + conf = this->private; + if (!conf || !conf->fops) + goto out; + + proc = &conf->fops->proctable[GF_FOP_SEEK]; + if (proc->fn) { + args.fd = fd; + args.offset = offset; + args.what = what; + args.xdata = xdata; + ret = proc->fn(frame, this, &args); + } +out: + if (ret) + STACK_UNWIND_STRICT(seek, frame, -1, ENOTCONN, 0, NULL); + + return 0; +} + +static int32_t +client_getactivelk(call_frame_t *frame, xlator_t *this, loc_t *loc, + dict_t *xdata) +{ + int ret = -1; + clnt_conf_t *conf = NULL; + rpc_clnt_procedure_t *proc = NULL; + clnt_args_t args = { + 0, + }; + + conf = this->private; + if (!conf || !conf->fops) + goto out; + + proc = &conf->fops->proctable[GF_FOP_GETACTIVELK]; + if (proc->fn) { + args.loc = loc; + args.xdata = xdata; + ret = proc->fn(frame, this, &args); + } +out: + if (ret) + STACK_UNWIND_STRICT(getactivelk, frame, -1, ENOTCONN, NULL, NULL); + + return 0; +} + +static int32_t +client_setactivelk(call_frame_t *frame, xlator_t *this, loc_t *loc, + lock_migration_info_t *locklist, dict_t *xdata) +{ + int ret = -1; + clnt_conf_t *conf = NULL; + rpc_clnt_procedure_t *proc = NULL; + clnt_args_t args = { + 0, + }; + + conf = this->private; + if (!conf || !conf->fops) + goto out; + + proc = &conf->fops->proctable[GF_FOP_SETACTIVELK]; + if (proc->fn) { + args.loc = loc; + args.xdata = xdata; + args.locklist = locklist; + ret = proc->fn(frame, this, &args); + } +out: + if (ret) + STACK_UNWIND_STRICT(setactivelk, frame, -1, ENOTCONN, NULL); + + return 0; +} + +static int32_t +client_getspec(call_frame_t *frame, xlator_t *this, const char *key, + int32_t flags) +{ + int ret = -1; + clnt_conf_t *conf = NULL; + rpc_clnt_procedure_t *proc = NULL; + clnt_args_t args = { + 0, + }; + + conf = this->private; + if (!conf || !conf->fops || !conf->handshake) + goto out; + + /* For all other xlators, getspec is an fop, hence its in fops table */ + proc = &conf->fops->proctable[GF_FOP_GETSPEC]; + if (proc->fn) { + args.name = key; + args.flags = flags; + /* But at protocol level, this is handshake */ + ret = proc->fn(frame, this, &args); + } +out: + if (ret) + STACK_UNWIND_STRICT(getspec, frame, -1, EINVAL, NULL); + + return 0; +} + +static int32_t +client_compound(call_frame_t *frame, xlator_t *this, void *data, dict_t *xdata) +{ + int ret = -1; + clnt_conf_t *conf = NULL; + compound_args_t *args = data; + rpc_clnt_procedure_t *proc = NULL; + + conf = this->private; + if (!conf || !conf->fops) + goto out; + + proc = &conf->fops->proctable[GF_FOP_COMPOUND]; + if (proc->fn) { + args->xdata = xdata; + ret = proc->fn(frame, this, args); + } +out: + if (ret) + STACK_UNWIND_STRICT(compound, frame, -1, ENOTCONN, NULL, NULL); + + return 0; +} + +int32_t +client_namelink(call_frame_t *frame, xlator_t *this, loc_t *loc, dict_t *xdata) +{ + int32_t ret = -1; + clnt_conf_t *conf = NULL; + clnt_args_t args = { + 0, + }; + rpc_clnt_procedure_t *proc = NULL; + + conf = this->private; + if (!conf || !conf->fops || !conf->handshake) + goto out; + + proc = &conf->fops->proctable[GF_FOP_NAMELINK]; + if (proc->fn) { + args.loc = loc; + args.xdata = xdata; + ret = proc->fn(frame, this, &args); + } +out: + if (ret) + STACK_UNWIND_STRICT(namelink, frame, -1, EINVAL, NULL, NULL, NULL); + return 0; +} + +static int32_t +client_icreate(call_frame_t *frame, xlator_t *this, loc_t *loc, mode_t mode, + dict_t *xdata) +{ + int32_t ret = -1; + clnt_conf_t *conf = NULL; + clnt_args_t args = { + 0, + }; + rpc_clnt_procedure_t *proc = NULL; + + conf = this->private; + if (!conf || !conf->fops || !conf->handshake) + goto out; + + proc = &conf->fops->proctable[GF_FOP_ICREATE]; + if (proc->fn) { + args.loc = loc; + args.mode = mode; + args.xdata = xdata; + ret = proc->fn(frame, this, &args); + } +out: + if (ret) + STACK_UNWIND_STRICT(icreate, frame, -1, EINVAL, NULL, NULL, NULL); + return 0; +} + +static int32_t +client_put(call_frame_t *frame, xlator_t *this, loc_t *loc, mode_t mode, + mode_t umask, uint32_t flags, struct iovec *vector, int32_t count, + off_t off, struct iobref *iobref, dict_t *xattr, dict_t *xdata) +{ + int ret = -1; + clnt_conf_t *conf = NULL; + rpc_clnt_procedure_t *proc = NULL; + clnt_args_t args = { + 0, + }; + + conf = this->private; + if (!conf || !conf->fops) + goto out; + + proc = &conf->fops->proctable[GF_FOP_PUT]; + if (proc->fn) { + args.loc = loc; + args.mode = mode; + args.umask = umask; + args.flags = flags; + args.vector = vector; + args.count = count; + args.offset = off; + args.size = iov_length(vector, count); + args.iobref = iobref; + args.xattr = xattr; + args.xdata = xdata; + + client_filter_o_direct(conf, &args.flags); + ret = proc->fn(frame, this, &args); + } +out: + if (ret) + STACK_UNWIND_STRICT(put, frame, -1, ENOTCONN, NULL, NULL, NULL, NULL, + NULL); + + return 0; +} + +static void +client_mark_fd_bad(xlator_t *this) +{ + clnt_conf_t *conf = this->private; + clnt_fd_ctx_t *tmp = NULL, *fdctx = NULL; + + pthread_spin_lock(&conf->fd_lock); + { + list_for_each_entry_safe(fdctx, tmp, &conf->saved_fds, sfd_pos) + { + fdctx->remote_fd = -1; + } + } + pthread_spin_unlock(&conf->fd_lock); +} + +int +client_rpc_notify(struct rpc_clnt *rpc, void *mydata, rpc_clnt_event_t event, + void *data) +{ + xlator_t *this = NULL; + clnt_conf_t *conf = NULL; + gf_boolean_t is_parent_down = _gf_false; + int ret = 0; + + this = mydata; + if (!this || !this->private) { + gf_smsg("client", GF_LOG_ERROR, EINVAL, PC_MSG_XLATOR_NULL, + (this != NULL) ? "private structue" : "", NULL); + goto out; + } + + conf = this->private; + + switch (event) { + case RPC_CLNT_PING: { + if (conf->connection_to_brick) { + ret = default_notify(this, GF_EVENT_CHILD_PING, data); + if (ret) + gf_log(this->name, GF_LOG_INFO, "CHILD_PING notify failed"); + conf->last_sent_event = GF_EVENT_CHILD_PING; + } + break; + } + case RPC_CLNT_CONNECT: { + conf->can_log_disconnect = 1; + // connect happened, send 'get_supported_versions' mop + + gf_msg_debug(this->name, 0, "got RPC_CLNT_CONNECT"); + + ret = client_handshake(this, rpc); + if (ret) + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_HANDSHAKE_RETURN, + "ret=%d", ret, NULL); + break; + } + case RPC_CLNT_DISCONNECT: + gf_msg_debug(this->name, 0, "got RPC_CLNT_DISCONNECT"); + + client_mark_fd_bad(this); + + if (!conf->skip_notify) { + if (conf->can_log_disconnect) { + if (!conf->disconnect_err_logged) { + gf_smsg(this->name, GF_LOG_INFO, 0, + PC_MSG_CLIENT_DISCONNECTED, "conn-name=%s", + conf->rpc->conn.name, NULL); + } else { + gf_msg_debug(this->name, 0, + "disconnected from %s. " + "Client process will keep" + " trying to connect to " + "glusterd until brick's " + "port is available", + conf->rpc->conn.name); + } + if (conf->portmap_err_logged) + conf->disconnect_err_logged = 1; + } + /* + * Once we complete the child down notification, + * There is a chance that the graph might get freed, + * So it is not safe to access any xlator contens + * So here we are checking whether the parent is down + * or not. + */ + pthread_mutex_lock(&conf->lock); + { + is_parent_down = conf->parent_down; + } + pthread_mutex_unlock(&conf->lock); + + /* If the CHILD_DOWN event goes to parent xlator + multiple times, the logic of parent xlator notify + may get screwed up.. (eg. CHILD_MODIFIED event in + replicate), hence make sure events which are passed + to parent are genuine */ + ret = client_notify_dispatch_uniq(this, GF_EVENT_CHILD_DOWN, + rpc); + if (is_parent_down) { + /* If parent is down, then there should not be any + * operation after a child down. + */ + goto out; + } + if (ret) + gf_smsg(this->name, GF_LOG_INFO, 0, + PC_MSG_CHILD_DOWN_NOTIFY_FAILED, NULL); + + } else { + if (conf->can_log_disconnect) + gf_msg_debug(this->name, 0, + "disconnected (skipped notify)"); + } + + conf->connected = 0; + conf->can_log_disconnect = 0; + conf->skip_notify = 0; + + if (conf->quick_reconnect) { + conf->connection_to_brick = _gf_true; + conf->quick_reconnect = 0; + rpc_clnt_cleanup_and_start(rpc); + + } else { + rpc->conn.config.remote_port = 0; + conf->connection_to_brick = _gf_false; + } + break; + case RPC_CLNT_DESTROY: + ret = client_fini_complete(this); + break; + + default: + gf_msg_trace(this->name, 0, "got some other RPC event %d", event); + + break; + } + +out: + return 0; +} + +int +notify(xlator_t *this, int32_t event, void *data, ...) +{ + clnt_conf_t *conf = NULL; + glusterfs_graph_t *graph = this->graph; + int ret = -1; + + conf = this->private; + if (!conf) + return 0; + + switch (event) { + case GF_EVENT_PARENT_UP: { + gf_smsg(this->name, GF_LOG_INFO, 0, PC_MSG_PARENT_UP, NULL); + + rpc_clnt_start(conf->rpc); + break; + } + + case GF_EVENT_PARENT_DOWN: + gf_smsg(this->name, GF_LOG_INFO, 0, PC_MSG_PARENT_DOWN, NULL); + + pthread_mutex_lock(&conf->lock); + { + conf->parent_down = 1; + } + pthread_mutex_unlock(&conf->lock); + + ret = rpc_clnt_disable(conf->rpc); + if (ret == -1 && graph) { + pthread_mutex_lock(&graph->mutex); + { + graph->parent_down++; + if (graph->parent_down == + graph_total_client_xlator(graph)) { + graph->used = 0; + pthread_cond_broadcast(&graph->child_down_cond); + } + } + pthread_mutex_unlock(&graph->mutex); + } + break; + + default: + gf_msg_debug(this->name, 0, "got %d, calling default_notify ()", + event); + + default_notify(this, event, data); + conf->last_sent_event = event; + break; + } + + return 0; +} + +static int +client_check_remote_host(xlator_t *this, dict_t *options) +{ + char *remote_host = NULL; + int ret = -1; + + ret = dict_get_str_sizen(options, "remote-host", &remote_host); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_INFO, EINVAL, PC_MSG_REMOTE_HOST_NOT_SET, + NULL); + + if (!this->ctx->cmd_args.volfile_server) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_NOREMOTE_HOST, + NULL); + goto out; + } + + ret = dict_set_str_sizen(options, "remote-host", + this->ctx->cmd_args.volfile_server); + if (ret == -1) { + gf_smsg(this->name, GF_LOG_ERROR, 0, PC_MSG_REMOTE_HOST_SET_FAILED, + NULL); + goto out; + } + } + + ret = 0; +out: + return ret; +} + +static int +build_client_config(xlator_t *this, clnt_conf_t *conf) +{ + int ret = -1; + + GF_OPTION_INIT("frame-timeout", conf->rpc_conf.rpc_timeout, int32, out); + + GF_OPTION_INIT("remote-port", conf->rpc_conf.remote_port, int32, out); + + GF_OPTION_INIT("ping-timeout", conf->opt.ping_timeout, int32, out); + + GF_OPTION_INIT("remote-subvolume", conf->opt.remote_subvolume, path, out); + if (!conf->opt.remote_subvolume) + gf_smsg(this->name, GF_LOG_WARNING, EINVAL, + PC_MSG_REMOTE_SUBVOL_NOT_GIVEN, NULL); + + GF_OPTION_INIT("filter-O_DIRECT", conf->filter_o_direct, bool, out); + + GF_OPTION_INIT("send-gids", conf->send_gids, bool, out); + + GF_OPTION_INIT("testing.old-protocol", conf->old_protocol, bool, out); + GF_OPTION_INIT("strict-locks", conf->strict_locks, bool, out); + + conf->client_id = glusterfs_leaf_position(this); + + ret = client_check_remote_host(this, this->options); + if (ret) + goto out; + + ret = 0; +out: + return ret; +} + +int32_t +mem_acct_init(xlator_t *this) +{ + int ret = -1; + + if (!this) + return ret; + + ret = xlator_mem_acct_init(this, gf_client_mt_end + 1); + + if (ret != 0) { + gf_smsg(this->name, GF_LOG_ERROR, ENOMEM, PC_MSG_NO_MEMORY, NULL); + return ret; + } + + return ret; +} + +static int +client_destroy_rpc(xlator_t *this) +{ + int ret = -1; + clnt_conf_t *conf = NULL; + + conf = this->private; + if (!conf) + goto out; + + if (conf->rpc) { + /* cleanup the saved-frames before last unref */ + rpc_clnt_connection_cleanup(&conf->rpc->conn); + + conf->rpc = rpc_clnt_unref(conf->rpc); + ret = 0; + gf_msg_debug(this->name, 0, "Client rpc conn destroyed"); + goto out; + } + + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_RPC_INVALID_CALL, NULL); + +out: + return ret; +} + +static int +client_init_rpc(xlator_t *this) +{ + int ret = -1; + clnt_conf_t *conf = NULL; + + conf = this->private; + + if (conf->rpc) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PC_MSG_RPC_INITED_ALREADY, NULL); + ret = -1; + goto out; + } + + conf->rpc = rpc_clnt_new(this->options, this, this->name, 0); + if (!conf->rpc) { + gf_smsg(this->name, GF_LOG_ERROR, 0, PC_MSG_RPC_INIT_FAILED, NULL); + goto out; + } + + ret = rpc_clnt_register_notify(conf->rpc, client_rpc_notify, this); + if (ret) { + gf_smsg(this->name, GF_LOG_ERROR, 0, PC_MSG_RPC_NOTIFY_FAILED, NULL); + goto out; + } + + conf->handshake = &clnt_handshake_prog; + conf->dump = &clnt_dump_prog; + + ret = rpcclnt_cbk_program_register(conf->rpc, &gluster_cbk_prog, this); + if (ret) { + gf_smsg(this->name, GF_LOG_ERROR, 0, PC_MSG_RPC_CBK_FAILED, NULL); + goto out; + } + + ret = 0; + + gf_msg_debug(this->name, 0, "client init successful"); +out: + return ret; +} + +static int +client_check_event_threads(xlator_t *this, clnt_conf_t *conf, int32_t old, + int32_t new) +{ + if (old == new) + return 0; + + conf->event_threads = new; + return gf_event_reconfigure_threads(this->ctx->event_pool, + conf->event_threads); +} + +int +reconfigure(xlator_t *this, dict_t *options) +{ + clnt_conf_t *conf = NULL; + int ret = -1; + int subvol_ret = 0; + char *old_remote_subvol = NULL; + char *new_remote_subvol = NULL; + char *old_remote_host = NULL; + char *new_remote_host = NULL; + int32_t new_nthread = 0; + struct rpc_clnt_config rpc_config = { + 0, + }; + + conf = this->private; + + GF_OPTION_RECONF("frame-timeout", conf->rpc_conf.rpc_timeout, options, + int32, out); + + GF_OPTION_RECONF("ping-timeout", rpc_config.ping_timeout, options, int32, + out); + + GF_OPTION_RECONF("event-threads", new_nthread, options, int32, out); + ret = client_check_event_threads(this, conf, conf->event_threads, + new_nthread); + if (ret) + goto out; + + ret = client_check_remote_host(this, options); + if (ret) + goto out; + + subvol_ret = dict_get_str_sizen(this->options, "remote-host", + &old_remote_host); + + if (subvol_ret == 0) { + subvol_ret = dict_get_str_sizen(options, "remote-host", + &new_remote_host); + if (subvol_ret == 0) { + if (strcmp(old_remote_host, new_remote_host)) { + ret = 1; + goto out; + } + } + } + + subvol_ret = dict_get_str_sizen(this->options, "remote-subvolume", + &old_remote_subvol); + + if (subvol_ret == 0) { + subvol_ret = dict_get_str_sizen(options, "remote-subvolume", + &new_remote_subvol); + if (subvol_ret == 0) { + if (strcmp(old_remote_subvol, new_remote_subvol)) { + ret = 1; + goto out; + } + } + } + + /* Reconfiguring client xlator's @rpc with new frame-timeout + * and ping-timeout */ + rpc_clnt_reconfig(conf->rpc, &rpc_config); + + GF_OPTION_RECONF("filter-O_DIRECT", conf->filter_o_direct, options, bool, + out); + + GF_OPTION_RECONF("send-gids", conf->send_gids, options, bool, out); + GF_OPTION_RECONF("strict-locks", conf->strict_locks, options, bool, out); + + ret = 0; +out: + return ret; +} + +int +init(xlator_t *this) +{ + int ret = -1; + clnt_conf_t *conf = NULL; + + if (this->children) { + gf_smsg(this->name, GF_LOG_ERROR, EINVAL, PC_MSG_FATAL_CLIENT_PROTOCOL, + NULL); + goto out; + } + + if (!this->parents) { + gf_smsg(this->name, GF_LOG_WARNING, EINVAL, PC_MSG_VOL_DANGLING, NULL); + } + + conf = GF_CALLOC(1, sizeof(*conf), gf_client_mt_clnt_conf_t); + if (!conf) + goto out; + + pthread_mutex_init(&conf->lock, NULL); + pthread_cond_init(&conf->fini_complete_cond, NULL); + pthread_spin_init(&conf->fd_lock, 0); + INIT_LIST_HEAD(&conf->saved_fds); + + conf->child_up = _gf_false; + + /* Set event threads to the configured default */ + GF_OPTION_INIT("event-threads", conf->event_threads, int32, out); + ret = client_check_event_threads(this, conf, STARTING_EVENT_THREADS, + conf->event_threads); + if (ret) + goto out; + + LOCK_INIT(&conf->rec_lock); + + conf->last_sent_event = -1; /* To start with we don't have any events */ + + this->private = conf; + + /* If it returns -1, then its a failure, if it returns +1 we need + have to understand that 'this' is subvolume of a xlator which, + will set the remote host and remote subvolume in a setxattr + call. + */ + + ret = build_client_config(this, conf); + if (ret == -1) + goto out; + + if (ret) { + ret = 0; + goto out; + } + + this->local_pool = mem_pool_new(clnt_local_t, 64); + if (!this->local_pool) { + ret = -1; + gf_smsg(this->name, GF_LOG_ERROR, ENOMEM, PC_MSG_CREATE_MEM_POOL_FAILED, + NULL); + goto out; + } + + ret = client_init_rpc(this); +out: + if (ret) + this->fini(this); + + return ret; +} + +void +fini(xlator_t *this) +{ + clnt_conf_t *conf = NULL; + + conf = this->private; + if (!conf) + return; + + conf->fini_completed = _gf_false; + conf->destroy = 1; + if (conf->rpc) { + /* cleanup the saved-frames before last unref */ + rpc_clnt_connection_cleanup(&conf->rpc->conn); + rpc_clnt_unref(conf->rpc); + } + + pthread_mutex_lock(&conf->lock); + { + while (!conf->fini_completed) + pthread_cond_wait(&conf->fini_complete_cond, &conf->lock); + } + pthread_mutex_unlock(&conf->lock); + + pthread_spin_destroy(&conf->fd_lock); + pthread_mutex_destroy(&conf->lock); + pthread_cond_destroy(&conf->fini_complete_cond); + GF_FREE(conf); + + /* Saved Fds */ + /* TODO: */ + + return; +} + +static void +client_fd_lk_ctx_dump(xlator_t *this, fd_lk_ctx_t *lk_ctx, int nth_fd) +{ + gf_boolean_t use_try_lock = _gf_true; + int ret = -1; + int lock_no = 0; + fd_lk_ctx_t *lk_ctx_ref = NULL; + fd_lk_ctx_node_t *plock = NULL; + char key[GF_DUMP_MAX_BUF_LEN] = { + 0, + }; + + lk_ctx_ref = fd_lk_ctx_ref(lk_ctx); + if (!lk_ctx_ref) + return; + + ret = client_fd_lk_list_empty(lk_ctx_ref, (use_try_lock = _gf_true)); + if (ret != 0) + return; + + gf_proc_dump_write("------", "------"); + + lock_no = 0; + + ret = TRY_LOCK(&lk_ctx_ref->lock); + if (ret) + return; + + list_for_each_entry(plock, &lk_ctx_ref->lk_list, next) + { + snprintf(key, sizeof(key), "granted-posix-lock[%d]", lock_no++); + gf_proc_dump_write( + key, + "owner = %s, cmd = %s " + "fl_type = %s, fl_start = %" PRId64 ", fl_end = %" PRId64 + ", user_flock: l_type = %s, " + "l_start = %" PRId64 ", l_len = %" PRId64, + lkowner_utoa(&plock->user_flock.l_owner), get_lk_cmd(plock->cmd), + get_lk_type(plock->fl_type), plock->fl_start, plock->fl_end, + get_lk_type(plock->user_flock.l_type), plock->user_flock.l_start, + plock->user_flock.l_len); + } + UNLOCK(&lk_ctx_ref->lock); + + gf_proc_dump_write("------", "------"); + + fd_lk_ctx_unref(lk_ctx_ref); +} + +static int +client_priv_dump(xlator_t *this) +{ + clnt_conf_t *conf = NULL; + int ret = -1; + clnt_fd_ctx_t *tmp = NULL; + int i = 0; + char key[GF_DUMP_MAX_BUF_LEN]; + char key_prefix[GF_DUMP_MAX_BUF_LEN]; + rpc_clnt_connection_t *conn = NULL; + + if (!this) + return -1; + + conf = this->private; + if (!conf) + return -1; + + gf_proc_dump_build_key(key_prefix, "xlator.protocol.client", "%s.priv", + this->name); + + gf_proc_dump_add_section("%s", key_prefix); + + ret = pthread_mutex_trylock(&conf->lock); + if (ret) + return -1; + + pthread_spin_lock(&conf->fd_lock); + list_for_each_entry(tmp, &conf->saved_fds, sfd_pos) + { + sprintf(key, "fd.%d.remote_fd", i); + gf_proc_dump_write(key, "%" PRId64, tmp->remote_fd); + client_fd_lk_ctx_dump(this, tmp->lk_ctx, i); + i++; + } + pthread_spin_unlock(&conf->fd_lock); + + gf_proc_dump_write("connected", "%d", conf->connected); + + if (conf->rpc) { + conn = &conf->rpc->conn; + gf_proc_dump_write("total_bytes_read", "%" PRIu64, + conn->trans->total_bytes_read); + gf_proc_dump_write("ping_timeout", "%" PRIu32, conn->ping_timeout); + gf_proc_dump_write("total_bytes_written", "%" PRIu64, + conn->trans->total_bytes_write); + gf_proc_dump_write("ping_msgs_sent", "%" PRIu64, conn->pingcnt); + gf_proc_dump_write("msgs_sent", "%" PRIu64, conn->msgcnt); + } + pthread_mutex_unlock(&conf->lock); + + return 0; +} + +int32_t +client_inodectx_dump(xlator_t *this, inode_t *inode) +{ + if (!inode) + return -1; + + if (!this) + return -1; + + /*TODO*/ + + return 0; +} + +struct xlator_cbks cbks = {.forget = client_forget, + .release = client_release, + .releasedir = client_releasedir}; + +struct xlator_fops fops = { + .stat = client_stat, + .readlink = client_readlink, + .mknod = client_mknod, + .mkdir = client_mkdir, + .unlink = client_unlink, + .rmdir = client_rmdir, + .symlink = client_symlink, + .rename = client_rename, + .link = client_link, + .truncate = client_truncate, + .open = client_open, + .readv = client_readv, + .writev = client_writev, + .statfs = client_statfs, + .flush = client_flush, + .fsync = client_fsync, + .setxattr = client_setxattr, + .getxattr = client_getxattr, + .fsetxattr = client_fsetxattr, + .fgetxattr = client_fgetxattr, + .removexattr = client_removexattr, + .fremovexattr = client_fremovexattr, + .opendir = client_opendir, + .readdir = client_readdir, + .readdirp = client_readdirp, + .fsyncdir = client_fsyncdir, + .access = client_access, + .ftruncate = client_ftruncate, + .fstat = client_fstat, + .create = client_create, + .lk = client_lk, + .inodelk = client_inodelk, + .finodelk = client_finodelk, + .entrylk = client_entrylk, + .fentrylk = client_fentrylk, + .lookup = client_lookup, + .rchecksum = client_rchecksum, + .xattrop = client_xattrop, + .fxattrop = client_fxattrop, + .setattr = client_setattr, + .fsetattr = client_fsetattr, + .fallocate = client_fallocate, + .discard = client_discard, + .zerofill = client_zerofill, + .getspec = client_getspec, + .ipc = client_ipc, + .seek = client_seek, + .lease = client_lease, + .compound = client_compound, + .getactivelk = client_getactivelk, + .setactivelk = client_setactivelk, + .icreate = client_icreate, + .namelink = client_namelink, + .put = client_put, + .copy_file_range = client_copy_file_range, +}; + +struct xlator_dumpops dumpops = { + .priv = client_priv_dump, + .inodectx = client_inodectx_dump, +}; + +struct volume_options options[] = { + {.key = {"username"}, .type = GF_OPTION_TYPE_ANY}, + {.key = {"password"}, .type = GF_OPTION_TYPE_ANY}, + { + .key = {"transport-type"}, + .value = {"tcp", "socket", "ib-verbs", "unix", "ib-sdp", "tcp/client", + "ib-verbs/client", "rdma"}, + .type = GF_OPTION_TYPE_STR, + .default_value = "tcp", + }, + {.key = {"remote-host"}, + .type = GF_OPTION_TYPE_INTERNET_ADDRESS, + .default_value = "{{ brick.hostname }}"}, + { + .key = {"remote-port"}, + .type = GF_OPTION_TYPE_INT, + }, + {.key = {"remote-subvolume"}, + .type = GF_OPTION_TYPE_ANY, + .default_value = "{{ brick.path }}"}, + {.key = {"frame-timeout", "rpc-timeout"}, + .type = GF_OPTION_TYPE_TIME, + .min = 0, + .max = 86400, + .default_value = "1800", + .description = "Time frame after which the (file) operation would be " + "declared as dead, if the server does not respond for " + "a particular (file) operation.", + .op_version = {1}, + .flags = OPT_FLAG_SETTABLE | OPT_FLAG_DOC}, + {.key = {"ping-timeout"}, + .type = GF_OPTION_TYPE_TIME, + .min = 0, + .max = 1013, + .default_value = TOSTRING(GF_NETWORK_TIMEOUT), + .description = "Time duration for which the client waits to " + "check if the server is responsive.", + .op_version = {1}, + .flags = OPT_FLAG_SETTABLE | OPT_FLAG_DOC}, + {.key = {"client-bind-insecure"}, .type = GF_OPTION_TYPE_BOOL}, + {.key = {"tcp-window-size"}, + .type = GF_OPTION_TYPE_SIZET, + .min = GF_MIN_SOCKET_WINDOW_SIZE, + .max = GF_MAX_SOCKET_WINDOW_SIZE, + .description = "Specifies the window size for tcp socket.", + .op_version = {1}, + .flags = OPT_FLAG_SETTABLE | OPT_FLAG_DOC}, + {.key = {"filter-O_DIRECT"}, + .type = GF_OPTION_TYPE_BOOL, + .default_value = "disable", + .description = + "If enabled, in open/creat/readv/writev fops, " + "O_DIRECT flag will be filtered at the client protocol level so " + "server will still continue to cache the file. This works similar to " + "NFS's behavior of O_DIRECT. Anon-fds can choose to readv/writev " + "using O_DIRECT", + .op_version = {2}, + .flags = OPT_FLAG_SETTABLE | OPT_FLAG_DOC}, + {.key = {"send-gids"}, + .type = GF_OPTION_TYPE_BOOL, + .default_value = "on", + .op_version = {GD_OP_VERSION_3_6_0}, + .flags = OPT_FLAG_SETTABLE}, + {.key = {"event-threads"}, + .type = GF_OPTION_TYPE_INT, + .min = 1, + .max = 32, + .default_value = "2", + .description = "Specifies the number of event threads to execute " + "in parallel. Larger values would help process" + " responses faster, depending on available processing" + " power. Range 1-32 threads.", + .op_version = {GD_OP_VERSION_3_7_0}, + .flags = OPT_FLAG_SETTABLE | OPT_FLAG_DOC}, + + /* This option is required for running code-coverage tests with + old protocol */ + { + .key = {"testing.old-protocol"}, + .type = GF_OPTION_TYPE_BOOL, + .default_value = "off", + .op_version = {GD_OP_VERSION_7_0}, + .flags = OPT_FLAG_SETTABLE, + }, + {.key = {"strict-locks"}, + .type = GF_OPTION_TYPE_BOOL, + .default_value = "off", + .op_version = {GD_OP_VERSION_7_0}, + .flags = OPT_FLAG_SETTABLE, + .description = "When set, doesn't reopen saved fds after reconnect " + "if POSIX locks are held on them. Hence subsequent " + "operations on these fds will fail. This is " + "necessary for stricter lock complaince as bricks " + "cleanup any granted locks when a client " + "disconnects."}, + {.key = {NULL}}, +}; + +xlator_api_t xlator_api = { + .init = init, + .fini = fini, + .notify = notify, + .reconfigure = reconfigure, + .mem_acct_init = mem_acct_init, + .op_version = {1}, /* Present from the initial version */ + .dumpops = &dumpops, + .fops = &fops, + .cbks = &cbks, + .options = options, + .identifier = "client", + .category = GF_MAINTAINED, +}; diff --git a/xlators/protocol/client/src/client.h b/xlators/protocol/client/src/client.h new file mode 100644 index 00000000000..ab799c41755 --- /dev/null +++ b/xlators/protocol/client/src/client.h @@ -0,0 +1,394 @@ +/* + Copyright (c) 2008-2012 Red Hat, Inc. <http://www.redhat.com> + This file is part of GlusterFS. + + This file is licensed to you under your choice of the GNU Lesser + General Public License, version 3 or any later version (LGPLv3 or + later), or the GNU General Public License, version 2 (GPLv2), in all + cases as published by the Free Software Foundation. +*/ + +#ifndef _CLIENT_H +#define _CLIENT_H + +#include <pthread.h> +#include <stdint.h> + +#include "rpc-clnt.h" +#include <glusterfs/list.h> +#include <glusterfs/inode.h> +#include "client-mem-types.h" +#include "protocol-common.h" +#include "glusterfs3.h" +#include "glusterfs3-xdr.h" +#include <glusterfs/fd-lk.h> +#include <glusterfs/defaults.h> +#include <glusterfs/default-args.h> +#include "client-messages.h" + +/* FIXME: Needs to be defined in a common file */ +#define CLIENT_DUMP_LOCKS "trusted.glusterfs.clientlk-dump" +#define GF_MAX_SOCKET_WINDOW_SIZE (1 * GF_UNIT_MB) +#define GF_MIN_SOCKET_WINDOW_SIZE (0) + +typedef enum { + DEFAULT_REMOTE_FD = 0, + FALLBACK_TO_ANON_FD = 1 +} clnt_remote_fd_flags_t; + +#define CLIENT_POST_FOP(fop, this_rsp_u, this_args_cbk, params...) \ + do { \ + gf_common_rsp *_this_rsp = &CPD_RSP_FIELD(this_rsp_u, fop); \ + \ + int _op_ret = _this_rsp->op_ret; \ + int _op_errno = gf_error_to_errno(_this_rsp->op_errno); \ + args_##fop##_cbk_store(this_args_cbk, _op_ret, _op_errno, params); \ + } while (0) + +#define CLIENT_POST_FOP_TYPE(fop, this_rsp_u, this_args_cbk, params...) \ + do { \ + gfs3_##fop##_rsp *_this_rsp = &CPD_RSP_FIELD(this_rsp_u, fop); \ + \ + int _op_ret = _this_rsp->op_ret; \ + int _op_errno = gf_error_to_errno(_this_rsp->op_errno); \ + args_##fop##_cbk_store(this_args_cbk, _op_ret, _op_errno, params); \ + } while (0) + +#define CLIENT_GET_REMOTE_FD(xl, fd, flags, remote_fd, op_errno, label) \ + do { \ + int _ret = 0; \ + _ret = client_get_remote_fd(xl, fd, flags, &remote_fd); \ + if (_ret < 0) { \ + op_errno = errno; \ + goto label; \ + } \ + if (remote_fd == -1) { \ + gf_smsg(xl->name, GF_LOG_WARNING, EBADFD, PC_MSG_BAD_FD, \ + "gfid=%s", uuid_utoa(fd->inode->gfid), NULL); \ + op_errno = EBADFD; \ + goto label; \ + } \ + } while (0) + +#define CLIENT_STACK_UNWIND(op, frame, params...) \ + do { \ + if (!frame) \ + break; \ + clnt_local_t *__local = frame->local; \ + frame->local = NULL; \ + STACK_UNWIND_STRICT(op, frame, params); \ + client_local_wipe(__local); \ + } while (0) + +struct clnt_options { + char *remote_subvolume; + int ping_timeout; +}; + +typedef struct clnt_conf { + struct rpc_clnt *rpc; + struct clnt_options opt; + struct rpc_clnt_config rpc_conf; + struct list_head saved_fds; + pthread_spinlock_t fd_lock; /* protects saved_fds list + * and all fdctx */ + pthread_mutex_t lock; + int connected; + + rpc_clnt_prog_t *fops; + rpc_clnt_prog_t *mgmt; + rpc_clnt_prog_t *handshake; + rpc_clnt_prog_t *dump; + + int client_id; + uint64_t reopen_fd_count; /* Count of fds reopened after a + connection is established */ + gf_lock_t rec_lock; + int skip_notify; + + int last_sent_event; /* Flag used to make sure we are + not repeating the same event + which was sent earlier */ + char portmap_err_logged; /* flag used to prevent + excessive logging */ + char disconnect_err_logged; /* flag used to prevent + excessive disconnect + logging */ + char parent_down; + gf_boolean_t quick_reconnect; /* When reconnecting after + portmap query, do not let + the reconnection happen after + the usual 3-second wait + */ + gf_boolean_t filter_o_direct; /* if set, filter O_DIRECT from + the flags list of open() */ + /* set volume is the op which results in creating/re-using + * the conn-id and is called once per connection, this remembers + * how manytimes set_volume is called + */ + uint64_t setvol_count; + + gf_boolean_t send_gids; /* let the server resolve gids */ + + int event_threads; /* # of event threads + * configured */ + + gf_boolean_t destroy; /* if enabled implies fini was called + * on @this xlator instance */ + + gf_boolean_t child_up; /* Set to true, when child is up, and + * false, when child is down */ + + gf_boolean_t can_log_disconnect; /* socket level connection is + * up, disconnects can be + * logged + */ + + gf_boolean_t old_protocol; /* used only for old-protocol testing */ + pthread_cond_t fini_complete_cond; /* Used to wait till we finsh the fini + compltely, ie client_fini_complete + to return*/ + gf_boolean_t fini_completed; + gf_boolean_t strict_locks; /* When set, doesn't reopen saved fds after + reconnect if POSIX locks are held on them. + Hence subsequent operations on these fds will + fail. This is necessary for stricter lock + complaince as bricks cleanup any granted + locks when a client disconnects. + */ + + gf_boolean_t connection_to_brick; /*True from attempt to connect to brick + till disconnection to brick*/ +} clnt_conf_t; + +typedef struct _client_fd_ctx { + struct list_head sfd_pos; /* Stores the reference to this + fd's position in the saved_fds list. + */ + int64_t remote_fd; + char is_dir; + char released; + int32_t flags; + fd_lk_ctx_t *lk_ctx; + uuid_t gfid; + void (*reopen_done)(struct _client_fd_ctx *, int64_t rfd, xlator_t *); + struct list_head lock_list; /* List of all granted locks on this fd */ + int32_t reopen_attempts; +} clnt_fd_ctx_t; + +typedef struct _client_posix_lock { + fd_t *fd; /* The fd on which the lk operation was made */ + + struct gf_flock user_flock; /* the flock supplied by the user */ + off_t fl_start; + off_t fl_end; + short fl_type; + int32_t cmd; /* the cmd for the lock call */ + gf_lkowner_t owner; /* lock owner from fuse */ + struct list_head + list; /* reference used to add to the fdctx list of locks */ +} client_posix_lock_t; + +typedef struct client_local { + loc_t loc; + loc_t loc2; + fd_t *fd; + fd_t *fd_out; /* used in copy_file_range */ + clnt_fd_ctx_t *fdctx; + uint32_t flags; + struct iobref *iobref; + + client_posix_lock_t *client_lock; + gf_lkowner_t owner; + int32_t cmd; + struct list_head lock_list; + pthread_mutex_t mutex; + char *name; + gf_boolean_t attempt_reopen; + /* + * The below boolean variable is used + * only for copy_file_range fop + */ + gf_boolean_t attempt_reopen_out; +} clnt_local_t; + +typedef struct client_args { + loc_t *loc; + /* + * This is the source fd for copy_file_range and + * the default fd for any other fd based fop which + * requires only one fd (i.e. opetates on one fd) + */ + fd_t *fd; + fd_t *fd_out; /* this is the destination fd for copy_file_range */ + const char *linkname; + struct iobref *iobref; + struct iovec *vector; + dict_t *xattr; + struct iatt *stbuf; + loc_t *oldloc; + loc_t *newloc; + const char *name; + struct gf_flock *flock; + const char *volume; + const char *basename; + + off_t offset; + /* + * According to the man page of copy_file_range, + * the offsets for source and destination file + * are of type loff_t. But the type loff_t is + * linux specific and is actual a typedef of + * off64_t. + */ + off64_t off_in; /* used in copy_file_range for source fd */ + off64_t off_out; /* used in copy_file_range for dst fd */ + int32_t mask; + int32_t cmd; + size_t size; + mode_t mode; + dev_t rdev; + int32_t flags; + int32_t count; + int32_t datasync; + entrylk_cmd cmd_entrylk; + entrylk_type type; + gf_xattrop_flags_t optype; + int32_t valid; + int32_t len; + gf_seek_what_t what; + struct gf_lease *lease; + + mode_t umask; + dict_t *xdata; + lock_migration_info_t *locklist; +} clnt_args_t; + +typedef struct client_payload { + struct iobref *iobref; + struct iovec *payload; + struct iovec *rsphdr; + struct iovec *rsp_payload; + struct iobref *rsp_iobref; + int payload_cnt; + int rsphdr_cnt; + int rsp_payload_cnt; +} client_payload_t; + +typedef ssize_t (*gfs_serialize_t)(struct iovec outmsg, void *args); + +clnt_fd_ctx_t * +this_fd_get_ctx(fd_t *file, xlator_t *this); +clnt_fd_ctx_t * +this_fd_del_ctx(fd_t *file, xlator_t *this); +void +this_fd_set_ctx(fd_t *file, xlator_t *this, loc_t *loc, clnt_fd_ctx_t *ctx); + +int +client_local_wipe(clnt_local_t *local); +int +client_submit_request(xlator_t *this, void *req, call_frame_t *frame, + rpc_clnt_prog_t *prog, int procnum, fop_cbk_fn_t cbk, + client_payload_t *cp, xdrproc_t xdrproc); + +int +unserialize_rsp_dirent(xlator_t *this, struct gfs3_readdir_rsp *rsp, + gf_dirent_t *entries); +int +unserialize_rsp_direntp(xlator_t *this, fd_t *fd, struct gfs3_readdirp_rsp *rsp, + gf_dirent_t *entries); + +int +clnt_readdir_rsp_cleanup(gfs3_readdir_rsp *rsp); +int +clnt_readdirp_rsp_cleanup(gfs3_readdirp_rsp *rsp); +int +client_attempt_lock_recovery(xlator_t *this, clnt_fd_ctx_t *fdctx); +int32_t +delete_granted_locks_owner(fd_t *fd, gf_lkowner_t *owner); +int32_t +delete_granted_locks_fd(clnt_fd_ctx_t *fdctx); +int32_t +client_cmd_to_gf_cmd(int32_t cmd, int32_t *gf_cmd); +void +client_save_number_fds(clnt_conf_t *conf, int count); +int +dump_client_locks(inode_t *inode); +int32_t +is_client_dump_locks_cmd(char *name); +int32_t +client_dump_locks(char *name, inode_t *inode, dict_t *dict); +int +client_fdctx_destroy(xlator_t *this, clnt_fd_ctx_t *fdctx); + +int +client_fd_lk_list_empty(fd_lk_ctx_t *lk_ctx, gf_boolean_t use_try_lock); +void +client_default_reopen_done(clnt_fd_ctx_t *fdctx, int64_t rfd, xlator_t *this); +void +client_attempt_reopen(fd_t *fd, xlator_t *this); +int +client_get_remote_fd(xlator_t *this, fd_t *fd, int flags, int64_t *remote_fd); +int +client_fd_fop_prepare_local(call_frame_t *frame, fd_t *fd, int64_t remote_fd); +gf_boolean_t +__is_fd_reopen_in_progress(clnt_fd_ctx_t *fdctx); +int +client_notify_dispatch(xlator_t *this, int32_t event, void *data, ...); +int +client_notify_dispatch_uniq(xlator_t *this, int32_t event, void *data, ...); + +gf_boolean_t +client_is_reopen_needed(fd_t *fd, xlator_t *this, int64_t remote_fd); + +int +client_add_fd_to_saved_fds(xlator_t *this, fd_t *fd, loc_t *loc, int32_t flags, + int64_t remote_fd, int is_dir); +int +clnt_unserialize_rsp_locklist(xlator_t *this, struct gfs3_getactivelk_rsp *rsp, + lock_migration_info_t *lmi); +void +clnt_getactivelk_rsp_cleanup(gfs3_getactivelk_rsp *rsp); + +void +clnt_setactivelk_req_cleanup(gfs3_setactivelk_req *req); + +int +serialize_req_locklist(lock_migration_info_t *locklist, + gfs3_setactivelk_req *req); + +void +clnt_getactivelk_rsp_cleanup_v2(gfx_getactivelk_rsp *rsp); + +void +clnt_setactivelk_req_cleanup_v2(gfx_setactivelk_req *req); + +int +serialize_req_locklist_v2(lock_migration_info_t *locklist, + gfx_setactivelk_req *req); + +int +clnt_unserialize_rsp_locklist_v2(xlator_t *this, + struct gfx_getactivelk_rsp *rsp, + lock_migration_info_t *lmi); + +int +unserialize_rsp_dirent_v2(xlator_t *this, struct gfx_readdir_rsp *rsp, + gf_dirent_t *entries); +int +unserialize_rsp_direntp_v2(xlator_t *this, fd_t *fd, + struct gfx_readdirp_rsp *rsp, gf_dirent_t *entries); + +int +clnt_readdir_rsp_cleanup_v2(gfx_readdir_rsp *rsp); +int +clnt_readdirp_rsp_cleanup_v2(gfx_readdirp_rsp *rsp); + +int +client_add_lock_for_recovery(fd_t *fd, struct gf_flock *flock, + gf_lkowner_t *owner, int32_t cmd); + +int +client_is_setlk(int32_t cmd); + +#endif /* !_CLIENT_H */ diff --git a/xlators/protocol/client/src/saved-frames.c b/xlators/protocol/client/src/saved-frames.c deleted file mode 100644 index cd5349e21fb..00000000000 --- a/xlators/protocol/client/src/saved-frames.c +++ /dev/null @@ -1,191 +0,0 @@ -/* - Copyright (c) 2008-2009 Gluster, Inc. <http://www.gluster.com> - This file is part of GlusterFS. - - GlusterFS is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published - by the Free Software Foundation; either version 3 of the License, - or (at your option) any later version. - - GlusterFS is distributed in the hope that it will be useful, but - WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program. If not, see - <http://www.gnu.org/licenses/>. -*/ - - -#include "saved-frames.h" -#include "common-utils.h" -#include "protocol.h" -#include "xlator.h" - - - -struct saved_frames * -saved_frames_new (void) -{ - struct saved_frames *saved_frames = NULL; - - saved_frames = CALLOC (sizeof (*saved_frames), 1); - if (!saved_frames) { - return NULL; - } - - INIT_LIST_HEAD (&saved_frames->fops.list); - INIT_LIST_HEAD (&saved_frames->mops.list); - INIT_LIST_HEAD (&saved_frames->cbks.list); - - return saved_frames; -} - - -struct saved_frame * -get_head_frame_for_type (struct saved_frames *frames, int8_t type) -{ - struct saved_frame *head_frame = NULL; - - switch (type) { - case GF_OP_TYPE_FOP_REQUEST: - case GF_OP_TYPE_FOP_REPLY: - head_frame = &frames->fops; - break; - case GF_OP_TYPE_MOP_REQUEST: - case GF_OP_TYPE_MOP_REPLY: - head_frame = &frames->mops; - break; - case GF_OP_TYPE_CBK_REQUEST: - case GF_OP_TYPE_CBK_REPLY: - head_frame = &frames->cbks; - break; - } - - return head_frame; -} - - -int -saved_frames_put (struct saved_frames *frames, call_frame_t *frame, - int32_t op, int8_t type, int64_t callid) -{ - struct saved_frame *saved_frame = NULL; - struct saved_frame *head_frame = NULL; - - head_frame = get_head_frame_for_type (frames, type); - - saved_frame = CALLOC (sizeof (*saved_frame), 1); - if (!saved_frame) { - return -ENOMEM; - } - - INIT_LIST_HEAD (&saved_frame->list); - saved_frame->frame = frame; - saved_frame->op = op; - saved_frame->type = type; - saved_frame->callid = callid; - - gettimeofday (&saved_frame->saved_at, NULL); - - list_add_tail (&saved_frame->list, &head_frame->list); - frames->count++; - - return 0; -} - - -call_frame_t * -saved_frames_get (struct saved_frames *frames, int32_t op, - int8_t type, int64_t callid) -{ - struct saved_frame *saved_frame = NULL; - struct saved_frame *tmp = NULL; - struct saved_frame *head_frame = NULL; - call_frame_t *frame = NULL; - - head_frame = get_head_frame_for_type (frames, type); - - list_for_each_entry (tmp, &head_frame->list, list) { - if (tmp->callid == callid) { - list_del_init (&tmp->list); - frames->count--; - saved_frame = tmp; - break; - } - } - - if (saved_frame) - frame = saved_frame->frame; - - FREE (saved_frame); - - return frame; -} - -struct saved_frame * -saved_frames_get_timedout (struct saved_frames *frames, int8_t type, - uint32_t timeout, struct timeval *current) -{ - struct saved_frame *bailout_frame = NULL, *tmp = NULL; - struct saved_frame *head_frame = NULL; - - head_frame = get_head_frame_for_type (frames, type); - - if (!list_empty(&head_frame->list)) { - tmp = list_entry (head_frame->list.next, typeof (*tmp), list); - if ((tmp->saved_at.tv_sec + timeout) < current->tv_sec) { - bailout_frame = tmp; - list_del_init (&bailout_frame->list); - frames->count--; - } - } - - return bailout_frame; -} - -void -saved_frames_unwind (xlator_t *this, struct saved_frames *saved_frames, - struct saved_frame *head, - gf_op_t gf_ops[], char *gf_op_list[]) -{ - struct saved_frame *trav = NULL; - struct saved_frame *tmp = NULL; - - gf_hdr_common_t hdr = {0, }; - call_frame_t *frame = NULL; - - hdr.rsp.op_ret = hton32 (-1); - hdr.rsp.op_errno = hton32 (ENOTCONN); - - list_for_each_entry_safe (trav, tmp, &head->list, list) { - gf_log (this->name, GF_LOG_ERROR, - "forced unwinding frame type(%d) op(%s)", - trav->type, gf_op_list[trav->op]); - - hdr.type = hton32 (trav->type); - hdr.op = hton32 (trav->op); - - frame = trav->frame; - - saved_frames->count--; - - gf_ops[trav->op] (frame, &hdr, sizeof (hdr), NULL); - - list_del_init (&trav->list); - FREE (trav); - } -} - - -void -saved_frames_destroy (xlator_t *this, struct saved_frames *frames, - gf_op_t gf_fops[], gf_op_t gf_mops[], gf_op_t gf_cbks[]) -{ - saved_frames_unwind (this, frames, &frames->fops, gf_fops, gf_fop_list); - saved_frames_unwind (this, frames, &frames->mops, gf_mops, gf_mop_list); - saved_frames_unwind (this, frames, &frames->cbks, gf_cbks, gf_cbk_list); - - FREE (frames); -} diff --git a/xlators/protocol/client/src/saved-frames.h b/xlators/protocol/client/src/saved-frames.h deleted file mode 100644 index 5c18abbcc9e..00000000000 --- a/xlators/protocol/client/src/saved-frames.h +++ /dev/null @@ -1,79 +0,0 @@ -/* - Copyright (c) 2008-2009 Gluster, Inc. <http://www.gluster.com> - This file is part of GlusterFS. - - GlusterFS is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published - by the Free Software Foundation; either version 3 of the License, - or (at your option) any later version. - - GlusterFS is distributed in the hope that it will be useful, but - WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program. If not, see - <http://www.gnu.org/licenses/>. -*/ - -#ifndef _SAVED_FRAMES_H -#define _SAVED_FRAMES_H - -#ifndef _CONFIG_H -#define _CONFIG_H -#include "config.h" -#endif - -#include <stdint.h> -#include <sys/time.h> -#include "stack.h" -#include "list.h" -#include "protocol.h" - -/* UGLY: have common typedef b/w saved-frames.c and protocol-client.c */ -typedef int32_t (*gf_op_t) (call_frame_t *frame, - gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf); - - -struct saved_frame { - union { - struct list_head list; - struct { - struct saved_frame *frame_next; - struct saved_frame *frame_prev; - }; - }; - - struct timeval saved_at; - call_frame_t *frame; - int32_t op; - int8_t type; - uint64_t callid; -}; - - -struct saved_frames { - int64_t count; - struct saved_frame fops; - struct saved_frame mops; - struct saved_frame cbks; -}; - - -struct saved_frames *saved_frames_new (); -int saved_frames_put (struct saved_frames *frames, call_frame_t *frame, - int32_t op, int8_t type, int64_t callid); -call_frame_t *saved_frames_get (struct saved_frames *frames, int32_t op, - int8_t type, int64_t callid); - -struct saved_frame * -saved_frames_get_timedout (struct saved_frames *frames, int8_t type, - uint32_t timeout, struct timeval *current); - -void saved_frames_destroy (xlator_t *this, struct saved_frames *frames, - gf_op_t gf_fops[], gf_op_t gf_mops[], - gf_op_t gf_cbks[]); - -#endif /* _SAVED_FRAMES_H */ diff --git a/xlators/protocol/server/Makefile.am b/xlators/protocol/server/Makefile.am index d471a3f9243..af437a64d6d 100644 --- a/xlators/protocol/server/Makefile.am +++ b/xlators/protocol/server/Makefile.am @@ -1,3 +1 @@ SUBDIRS = src - -CLEANFILES = diff --git a/xlators/protocol/server/src/Makefile.am b/xlators/protocol/server/src/Makefile.am index ae93912fc00..5e875c8df0b 100644 --- a/xlators/protocol/server/src/Makefile.am +++ b/xlators/protocol/server/src/Makefile.am @@ -1,18 +1,33 @@ - +if WITH_SERVER xlator_LTLIBRARIES = server.la +endif + xlatordir = $(libdir)/glusterfs/$(PACKAGE_VERSION)/xlator/protocol -server_la_LDFLAGS = -module -avoidversion +server_la_LDFLAGS = -module $(GF_XLATOR_DEFAULT_LDFLAGS) + +server_la_LIBADD = $(top_builddir)/libglusterfs/src/libglusterfs.la \ + $(top_builddir)/rpc/rpc-lib/src/libgfrpc.la \ + $(top_builddir)/rpc/xdr/src/libgfxdr.la $(LIB_DL) + +server_la_SOURCES = server.c server-resolve.c server-helpers.c \ + server-rpc-fops.c server-handshake.c authenticate.c \ + server-common.c server-rpc-fops_v2.c -server_la_SOURCES = server-protocol.c server-resolve.c server-helpers.c -server_la_LIBADD = $(top_builddir)/libglusterfs/src/libglusterfs.la +server_la_HEADERS = server.h server-helpers.h server-mem-types.h \ + authenticate.h server-messages.h server-common.h -noinst_HEADERS = server-protocol.h server-helpers.h +server_ladir = $(includedir)/glusterfs/server -AM_CFLAGS = -fPIC -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE -Wall -D$(GF_HOST_OS) \ - -I$(top_srcdir)/libglusterfs/src -shared -nostartfiles \ - -DDATADIR=\"$(localstatedir)\" -DCONFDIR=\"$(sysconfdir)/glusterfs\" \ - $(GF_CFLAGS) +AM_CPPFLAGS = $(GF_CPPFLAGS) -I$(top_srcdir)/libglusterfs/src \ + -DCONFDIR=\"$(sysconfdir)/glusterfs\" \ + -DLIBDIR=\"$(libdir)/glusterfs/$(PACKAGE_VERSION)/auth\" \ + -I$(top_srcdir)/xlators/protocol/lib/src \ + -I$(top_srcdir)/rpc/rpc-lib/src \ + -I$(top_srcdir)/rpc/xdr/src -I$(top_builddir)/rpc/xdr/src \ + -I$(top_srcdir)/glusterfsd/src -CLEANFILES = +AM_CFLAGS = -Wall $(GF_CFLAGS) \ + -DDATADIR=\"$(localstatedir)\" +CLEANFILES = *~ diff --git a/xlators/protocol/server/src/authenticate.c b/xlators/protocol/server/src/authenticate.c new file mode 100644 index 00000000000..c1229f9ebf3 --- /dev/null +++ b/xlators/protocol/server/src/authenticate.c @@ -0,0 +1,232 @@ +/* + Copyright (c) 2007-2013 Red Hat, Inc. <http://www.redhat.com> + This file is part of GlusterFS. + + This file is licensed to you under your choice of the GNU Lesser + General Public License, version 3 or any later version (LGPLv3 or + later), or the GNU General Public License, version 2 (GPLv2), in all + cases as published by the Free Software Foundation. +*/ + +#ifndef _GNU_SOURCE +#define _GNU_SOURCE +#endif + +#include <stdio.h> +#include <dlfcn.h> +#include <errno.h> +#include "authenticate.h" +#include "server-messages.h" + +static int +init(dict_t *this, char *key, data_t *value, void *data) +{ + void *handle = NULL; + char *auth_file = NULL; + auth_handle_t *auth_handle = NULL; + auth_fn_t authenticate = NULL; + int *error = NULL; + int ret = 0; + + /* It gets over written */ + error = data; + + if (!strncasecmp(key, "ip", SLEN("ip"))) { + gf_msg("authenticate", GF_LOG_ERROR, 0, PS_MSG_AUTHENTICATE_ERROR, + "AUTHENTICATION MODULE " + "\"IP\" HAS BEEN REPLACED BY \"ADDR\""); + dict_set(this, key, data_from_dynptr(NULL, 0)); + /* TODO: 1.3.x backward compatibility */ + // *error = -1; + // return; + key = "addr"; + } + + ret = gf_asprintf(&auth_file, "%s/%s.so", LIBDIR, key); + if (-1 == ret) { + dict_set(this, key, data_from_dynptr(NULL, 0)); + *error = -1; + return -1; + } + + handle = dlopen(auth_file, RTLD_LAZY); + if (!handle) { + gf_msg("authenticate", GF_LOG_ERROR, 0, PS_MSG_AUTHENTICATE_ERROR, + "dlopen(%s): %s\n", auth_file, dlerror()); + dict_set(this, key, data_from_dynptr(NULL, 0)); + GF_FREE(auth_file); + *error = -1; + return -1; + } + GF_FREE(auth_file); + + authenticate = dlsym(handle, "gf_auth"); + if (!authenticate) { + gf_msg("authenticate", GF_LOG_ERROR, 0, PS_MSG_AUTHENTICATE_ERROR, + "dlsym(gf_auth) on %s\n", dlerror()); + dict_set(this, key, data_from_dynptr(NULL, 0)); + dlclose(handle); + *error = -1; + return -1; + } + + auth_handle = GF_CALLOC(1, sizeof(*auth_handle), + gf_common_mt_auth_handle_t); + if (!auth_handle) { + dict_set(this, key, data_from_dynptr(NULL, 0)); + *error = -1; + dlclose(handle); + return -1; + } + auth_handle->vol_opt = GF_CALLOC(1, sizeof(volume_opt_list_t), + gf_common_mt_volume_opt_list_t); + if (!auth_handle->vol_opt) { + dict_set(this, key, data_from_dynptr(NULL, 0)); + *error = -1; + GF_FREE(auth_handle); + dlclose(handle); + return -1; + } + auth_handle->vol_opt->given_opt = dlsym(handle, "options"); + if (auth_handle->vol_opt->given_opt == NULL) { + gf_msg_debug("authenticate", 0, + "volume option validation " + "not specified"); + } + + auth_handle->authenticate = authenticate; + auth_handle->handle = handle; + + dict_set(this, key, data_from_dynptr(auth_handle, sizeof(*auth_handle))); + return 0; +} + +static int +fini(dict_t *this, char *key, data_t *value, void *data) +{ + auth_handle_t *handle = data_to_ptr(value); + if (handle) { + dlclose(handle->handle); + } + return 0; +} + +static int +_gf_auth_option_validate(dict_t *d, char *k, data_t *v, void *tmp) +{ + auth_handle_t *handle = NULL; + xlator_t *xl = NULL; + int ret = 0; + + xl = tmp; + + handle = data_to_ptr(v); + if (!handle) + return 0; + + list_add_tail(&(handle->vol_opt->list), &(xl->volume_options)); + + ret = xlator_options_validate_list(xl, xl->options, handle->vol_opt, NULL); + if (ret) { + gf_msg("authenticate", GF_LOG_ERROR, 0, PS_MSG_VOL_VALIDATE_FAILED, + "volume option validation " + "failed"); + return -1; + } + return 0; +} + +int32_t +gf_auth_init(xlator_t *xl, dict_t *auth_modules) +{ + int ret = 0; + + dict_foreach(auth_modules, init, &ret); + if (ret) + goto out; + + ret = dict_foreach(auth_modules, _gf_auth_option_validate, xl); + +out: + if (ret) { + gf_msg(xl->name, GF_LOG_ERROR, 0, PS_MSG_AUTH_INIT_FAILED, + "authentication init failed"); + dict_foreach(auth_modules, fini, &ret); + ret = -1; + } + return ret; +} + +typedef struct { + dict_t *iparams; + dict_t *cparams; + int64_t result; +} gf_auth_args_t; + +static int +gf_auth_one_method(dict_t *this, char *key, data_t *value, void *data) +{ + gf_auth_args_t *args = data; + auth_handle_t *handle = NULL; + + if (!value) { + return 0; + } + + handle = data_to_ptr(value); + if (!handle || !handle->authenticate) { + return 0; + } + + switch (handle->authenticate(args->iparams, args->cparams)) { + case AUTH_ACCEPT: + if (args->result != AUTH_REJECT) { + args->result = AUTH_ACCEPT; + } + /* FALLTHROUGH */ + default: + return 0; + case AUTH_REJECT: + args->result = AUTH_REJECT; + return -1; + } +} + +auth_result_t +gf_authenticate(dict_t *input_params, dict_t *config_params, + dict_t *auth_modules) +{ + char *name = NULL; + data_t *peerinfo_data = NULL; + gf_auth_args_t args; + + args.iparams = input_params; + args.cparams = config_params; + args.result = AUTH_DONT_CARE; + + dict_foreach(auth_modules, gf_auth_one_method, &args); + + if (AUTH_DONT_CARE == args.result) { + peerinfo_data = dict_get(input_params, "peer-info-name"); + + if (peerinfo_data) { + name = peerinfo_data->data; + } + + gf_msg("auth", GF_LOG_ERROR, 0, PS_MSG_REMOTE_CLIENT_REFUSED, + "no authentication module is interested in " + "accepting remote-client %s", + name); + args.result = AUTH_REJECT; + } + + return args.result; +} + +void +gf_auth_fini(dict_t *auth_modules) +{ + int32_t dummy; + + dict_foreach(auth_modules, fini, &dummy); +} diff --git a/xlators/protocol/server/src/authenticate.h b/xlators/protocol/server/src/authenticate.h new file mode 100644 index 00000000000..6888cf696e6 --- /dev/null +++ b/xlators/protocol/server/src/authenticate.h @@ -0,0 +1,42 @@ +/* + Copyright (c) 2007-2013 Red Hat, Inc. <http://www.redhat.com> + This file is part of GlusterFS. + + This file is licensed to you under your choice of the GNU Lesser + General Public License, version 3 or any later version (LGPLv3 or + later), or the GNU General Public License, version 2 (GPLv2), in all + cases as published by the Free Software Foundation. +*/ + +#ifndef _AUTHENTICATE_H +#define _AUTHENTICATE_H + +#ifndef _GNU_SOURCE +#define _GNU_SOURCE +#endif + +#include <stdio.h> +#include <fnmatch.h> +#include <glusterfs/dict.h> +#include <glusterfs/compat.h> +#include <glusterfs/list.h> +#include <glusterfs/xlator.h> + +typedef enum { AUTH_ACCEPT, AUTH_REJECT, AUTH_DONT_CARE } auth_result_t; + +typedef auth_result_t (*auth_fn_t)(dict_t *input_params, dict_t *config_params); + +typedef struct { + void *handle; + auth_fn_t authenticate; + volume_opt_list_t *vol_opt; +} auth_handle_t; + +int32_t +gf_auth_init(xlator_t *xl, dict_t *auth_modules); +void +gf_auth_fini(dict_t *auth_modules); +auth_result_t +gf_authenticate(dict_t *, dict_t *, dict_t *); + +#endif /* _AUTHENTICATE_H */ diff --git a/xlators/protocol/server/src/server-common.c b/xlators/protocol/server/src/server-common.c new file mode 100644 index 00000000000..cd79cf4d930 --- /dev/null +++ b/xlators/protocol/server/src/server-common.c @@ -0,0 +1,842 @@ +#include "server.h" +#include <glusterfs/defaults.h> +#include "rpc-common-xdr.h" +#include "glusterfs3-xdr.h" +#include "glusterfs3.h" +#include <glusterfs/compat-errno.h> +#include "server-messages.h" +#include "server-helpers.h" +#include <glusterfs/defaults.h> +#include <glusterfs/fd.h> +#include "xdr-nfs3.h" + +void +server_post_stat(server_state_t *state, gfs3_stat_rsp *rsp, struct iatt *stbuf) +{ + if (state->client->subdir_mount && + !gf_uuid_compare(stbuf->ia_gfid, state->client->subdir_gfid)) { + /* This is very important as when we send iatt of + root-inode, fuse/client expect the gfid to be 1, + along with inode number. As for subdirectory mount, + we use inode table which is shared by everyone, but + make sure we send fops only from subdir and below, + we have to alter inode gfid and send it to client */ + static uuid_t gfid = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1}; + + stbuf->ia_ino = 1; + gf_uuid_copy(stbuf->ia_gfid, gfid); + } + + gf_stat_from_iatt(&rsp->stat, stbuf); +} + +void +server_post_readlink(gfs3_readlink_rsp *rsp, struct iatt *stbuf, + const char *buf) +{ + gf_stat_from_iatt(&rsp->buf, stbuf); + rsp->path = (char *)buf; +} + +void +server_post_mknod(server_state_t *state, gfs3_mknod_rsp *rsp, + struct iatt *stbuf, struct iatt *preparent, + struct iatt *postparent, inode_t *inode) +{ + inode_t *link_inode = NULL; + + gf_stat_from_iatt(&rsp->stat, stbuf); + gf_stat_from_iatt(&rsp->preparent, preparent); + gf_stat_from_iatt(&rsp->postparent, postparent); + + link_inode = inode_link(inode, state->loc.parent, state->loc.name, stbuf); + inode_lookup(link_inode); + inode_unref(link_inode); +} + +void +server_post_mkdir(server_state_t *state, gfs3_mkdir_rsp *rsp, inode_t *inode, + struct iatt *stbuf, struct iatt *preparent, + struct iatt *postparent, dict_t *xdata) +{ + inode_t *link_inode = NULL; + + gf_stat_from_iatt(&rsp->stat, stbuf); + gf_stat_from_iatt(&rsp->preparent, preparent); + gf_stat_from_iatt(&rsp->postparent, postparent); + + link_inode = inode_link(inode, state->loc.parent, state->loc.name, stbuf); + inode_lookup(link_inode); + inode_unref(link_inode); +} + +void +server_post_unlink(server_state_t *state, gfs3_unlink_rsp *rsp, + struct iatt *preparent, struct iatt *postparent) +{ + inode_unlink(state->loc.inode, state->loc.parent, state->loc.name); + + forget_inode_if_no_dentry(state->loc.inode); + + gf_stat_from_iatt(&rsp->preparent, preparent); + gf_stat_from_iatt(&rsp->postparent, postparent); +} + +void +server_post_rmdir(server_state_t *state, gfs3_rmdir_rsp *rsp, + struct iatt *preparent, struct iatt *postparent) +{ + inode_unlink(state->loc.inode, state->loc.parent, state->loc.name); + /* parent should not be found for directories after + * inode_unlink, since directories cannot have + * hardlinks. + */ + forget_inode_if_no_dentry(state->loc.inode); + + gf_stat_from_iatt(&rsp->preparent, preparent); + gf_stat_from_iatt(&rsp->postparent, postparent); +} + +void +server_post_symlink(server_state_t *state, gfs3_symlink_rsp *rsp, + inode_t *inode, struct iatt *stbuf, struct iatt *preparent, + struct iatt *postparent, dict_t *xdata) +{ + inode_t *link_inode = NULL; + + gf_stat_from_iatt(&rsp->stat, stbuf); + gf_stat_from_iatt(&rsp->preparent, preparent); + gf_stat_from_iatt(&rsp->postparent, postparent); + + link_inode = inode_link(inode, state->loc.parent, state->loc.name, stbuf); + inode_lookup(link_inode); + inode_unref(link_inode); +} + +void +server_post_link(server_state_t *state, gfs3_link_rsp *rsp, inode_t *inode, + struct iatt *stbuf, struct iatt *preparent, + struct iatt *postparent, dict_t *xdata) +{ + inode_t *link_inode = NULL; + + gf_stat_from_iatt(&rsp->stat, stbuf); + gf_stat_from_iatt(&rsp->preparent, preparent); + gf_stat_from_iatt(&rsp->postparent, postparent); + + link_inode = inode_link(inode, state->loc2.parent, state->loc2.name, stbuf); + inode_lookup(link_inode); + inode_unref(link_inode); +} + +void +server_post_truncate(gfs3_truncate_rsp *rsp, struct iatt *prebuf, + struct iatt *postbuf) +{ + gf_stat_from_iatt(&rsp->prestat, prebuf); + gf_stat_from_iatt(&rsp->poststat, postbuf); +} + +void +server_post_writev(gfs3_write_rsp *rsp, struct iatt *prebuf, + struct iatt *postbuf) +{ + gf_stat_from_iatt(&rsp->prestat, prebuf); + gf_stat_from_iatt(&rsp->poststat, postbuf); +} + +void +server_post_statfs(gfs3_statfs_rsp *rsp, struct statvfs *stbuf) +{ + gf_statfs_from_statfs(&rsp->statfs, stbuf); +} + +void +server_post_fsync(gfs3_fsync_rsp *rsp, struct iatt *prebuf, + struct iatt *postbuf) +{ + gf_stat_from_iatt(&rsp->prestat, prebuf); + gf_stat_from_iatt(&rsp->poststat, postbuf); +} + +void +server_post_ftruncate(gfs3_ftruncate_rsp *rsp, struct iatt *prebuf, + struct iatt *postbuf) +{ + gf_stat_from_iatt(&rsp->prestat, prebuf); + gf_stat_from_iatt(&rsp->poststat, postbuf); +} + +void +server_post_fstat(server_state_t *state, gfs3_fstat_rsp *rsp, + struct iatt *stbuf) +{ + if (state->client->subdir_mount && + !gf_uuid_compare(stbuf->ia_gfid, state->client->subdir_gfid)) { + /* This is very important as when we send iatt of + root-inode, fuse/client expect the gfid to be 1, + along with inode number. As for subdirectory mount, + we use inode table which is shared by everyone, but + make sure we send fops only from subdir and below, + we have to alter inode gfid and send it to client */ + static uuid_t gfid = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1}; + + stbuf->ia_ino = 1; + gf_uuid_copy(stbuf->ia_gfid, gfid); + } + + gf_stat_from_iatt(&rsp->stat, stbuf); +} + +void +server_post_lk(xlator_t *this, gfs3_lk_rsp *rsp, struct gf_flock *lock) +{ + switch (lock->l_type) { + case F_RDLCK: + lock->l_type = GF_LK_F_RDLCK; + break; + case F_WRLCK: + lock->l_type = GF_LK_F_WRLCK; + break; + case F_UNLCK: + lock->l_type = GF_LK_F_UNLCK; + break; + default: + gf_msg(this->name, GF_LOG_ERROR, 0, PS_MSG_LOCK_ERROR, + "Unknown lock type: %" PRId32 "!", lock->l_type); + break; + } + + gf_proto_flock_from_flock(&rsp->flock, lock); +} + +int +server_post_readdir(gfs3_readdir_rsp *rsp, gf_dirent_t *entries) +{ + int ret = 0; + + ret = serialize_rsp_dirent(entries, rsp); + + return ret; +} +void +server_post_zerofill(gfs3_zerofill_rsp *rsp, struct iatt *statpre, + struct iatt *statpost) +{ + gf_stat_from_iatt(&rsp->statpre, statpre); + gf_stat_from_iatt(&rsp->statpost, statpost); +} + +void +server_post_discard(gfs3_discard_rsp *rsp, struct iatt *statpre, + struct iatt *statpost) +{ + gf_stat_from_iatt(&rsp->statpre, statpre); + gf_stat_from_iatt(&rsp->statpost, statpost); +} + +void +server_post_fallocate(gfs3_fallocate_rsp *rsp, struct iatt *statpre, + struct iatt *statpost) +{ + gf_stat_from_iatt(&rsp->statpre, statpre); + gf_stat_from_iatt(&rsp->statpost, statpost); +} + +void +server_post_seek(gfs3_seek_rsp *rsp, off_t offset) +{ + rsp->offset = offset; +} + +int +server_post_readdirp(gfs3_readdirp_rsp *rsp, gf_dirent_t *entries) +{ + int ret = 0; + + ret = serialize_rsp_direntp(entries, rsp); + + return ret; +} + +void +server_post_fsetattr(gfs3_fsetattr_rsp *rsp, struct iatt *statpre, + struct iatt *statpost) +{ + gf_stat_from_iatt(&rsp->statpre, statpre); + gf_stat_from_iatt(&rsp->statpost, statpost); +} + +void +server_post_setattr(gfs3_setattr_rsp *rsp, struct iatt *statpre, + struct iatt *statpost) +{ + gf_stat_from_iatt(&rsp->statpre, statpre); + gf_stat_from_iatt(&rsp->statpost, statpost); +} + +void +server_post_rchecksum(gfs3_rchecksum_rsp *rsp, uint32_t weak_checksum, + uint8_t *strong_checksum) +{ + rsp->weak_checksum = weak_checksum; + + rsp->strong_checksum.strong_checksum_val = (char *)strong_checksum; + rsp->strong_checksum.strong_checksum_len = MD5_DIGEST_LENGTH; +} + +void +server_post_rename(call_frame_t *frame, server_state_t *state, + gfs3_rename_rsp *rsp, struct iatt *stbuf, + struct iatt *preoldparent, struct iatt *postoldparent, + struct iatt *prenewparent, struct iatt *postnewparent) +{ + inode_t *tmp_inode = NULL; + + stbuf->ia_type = state->loc.inode->ia_type; + + /* TODO: log gfid of the inodes */ + gf_msg_trace(frame->root->client->bound_xl->name, 0, + "%" PRId64 + ": " + "RENAME_CBK %s ==> %s", + frame->root->unique, state->loc.name, state->loc2.name); + + /* Before renaming the inode, we have to get the inode for the + * destination entry (i.e. inode with state->loc2.parent as + * parent and state->loc2.name as name). If it exists, then + * unlink that inode, and send forget on that inode if the + * unlinked entry is the last entry. In case of fuse client + * the fuse kernel module itself sends the forget on the + * unlinked inode. + */ + tmp_inode = inode_grep(state->loc.inode->table, state->loc2.parent, + state->loc2.name); + if (tmp_inode) { + inode_unlink(tmp_inode, state->loc2.parent, state->loc2.name); + forget_inode_if_no_dentry(tmp_inode); + inode_unref(tmp_inode); + } + + inode_rename(state->itable, state->loc.parent, state->loc.name, + state->loc2.parent, state->loc2.name, state->loc.inode, stbuf); + gf_stat_from_iatt(&rsp->stat, stbuf); + + gf_stat_from_iatt(&rsp->preoldparent, preoldparent); + gf_stat_from_iatt(&rsp->postoldparent, postoldparent); + + gf_stat_from_iatt(&rsp->prenewparent, prenewparent); + gf_stat_from_iatt(&rsp->postnewparent, postnewparent); +} + +int +server_post_open(call_frame_t *frame, xlator_t *this, gfs3_open_rsp *rsp, + fd_t *fd) +{ + server_ctx_t *serv_ctx = NULL; + uint64_t fd_no = 0; + + serv_ctx = server_ctx_get(frame->root->client, this); + if (serv_ctx == NULL) { + gf_msg(this->name, GF_LOG_INFO, 0, PS_MSG_SERVER_CTX_GET_FAILED, + "server_ctx_get() " + "failed"); + return -1; + } + + fd_bind(fd); + fd_ref(fd); + fd_no = gf_fd_unused_get(serv_ctx->fdtable, fd); + rsp->fd = fd_no; + + return 0; +} + +void +server_post_readv(gfs3_read_rsp *rsp, struct iatt *stbuf, int op_ret) +{ + gf_stat_from_iatt(&rsp->stat, stbuf); + rsp->size = op_ret; +} + +int +server_post_opendir(call_frame_t *frame, xlator_t *this, gfs3_opendir_rsp *rsp, + fd_t *fd) +{ + server_ctx_t *serv_ctx = NULL; + uint64_t fd_no = 0; + + serv_ctx = server_ctx_get(frame->root->client, this); + if (serv_ctx == NULL) { + gf_msg(this->name, GF_LOG_INFO, 0, PS_MSG_SERVER_CTX_GET_FAILED, + "server_ctx_get() " + "failed"); + return -1; + } + + fd_bind(fd); + fd_ref(fd); + fd_no = gf_fd_unused_get(serv_ctx->fdtable, fd); + rsp->fd = fd_no; + + return 0; +} + +int +server_post_create(call_frame_t *frame, gfs3_create_rsp *rsp, + server_state_t *state, xlator_t *this, fd_t *fd, + inode_t *inode, struct iatt *stbuf, struct iatt *preparent, + struct iatt *postparent) +{ + server_ctx_t *serv_ctx = NULL; + inode_t *link_inode = NULL; + uint64_t fd_no = 0; + int op_errno = 0; + + link_inode = inode_link(inode, state->loc.parent, state->loc.name, stbuf); + + if (!link_inode) { + op_errno = ENOENT; + goto out; + } + + if (link_inode != inode) { + /* + VERY racy code (if used anywhere else) + -- don't do this without understanding + */ + + inode_ctx_merge(fd, fd->inode, link_inode); + inode_unref(fd->inode); + fd->inode = inode_ref(link_inode); + } + + inode_lookup(link_inode); + inode_unref(link_inode); + + serv_ctx = server_ctx_get(frame->root->client, this); + if (serv_ctx == NULL) { + gf_msg(this->name, GF_LOG_INFO, 0, PS_MSG_SERVER_CTX_GET_FAILED, + "server_ctx_get() " + "failed"); + goto out; + } + + fd_bind(fd); + fd_ref(fd); + fd_no = gf_fd_unused_get(serv_ctx->fdtable, fd); + + if ((fd_no > UINT64_MAX) || (fd == 0)) { + op_errno = errno; + } + + rsp->fd = fd_no; + gf_stat_from_iatt(&rsp->stat, stbuf); + gf_stat_from_iatt(&rsp->preparent, preparent); + gf_stat_from_iatt(&rsp->postparent, postparent); + + return 0; +out: + return -op_errno; +} + +/*TODO: Handle revalidate path */ +void +server_post_lookup(gfs3_lookup_rsp *rsp, call_frame_t *frame, + server_state_t *state, inode_t *inode, struct iatt *stbuf, + struct iatt *postparent) +{ + inode_t *root_inode = NULL; + inode_t *link_inode = NULL; + static uuid_t rootgfid = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1}; + + root_inode = frame->root->client->bound_xl->itable->root; + + if (!__is_root_gfid(inode->gfid)) { + link_inode = inode_link(inode, state->loc.parent, state->loc.name, + stbuf); + if (link_inode) { + inode_lookup(link_inode); + inode_unref(link_inode); + } + } + + if ((inode == root_inode) || (state->client->subdir_mount && + (inode == state->client->subdir_inode))) { + /* we just looked up root ("/") OR + subdir mount directory, which is root ('/') in client */ + /* This is very important as when we send iatt of + root-inode, fuse/client expect the gfid to be 1, + along with inode number. As for subdirectory mount, + we use inode table which is shared by everyone, but + make sure we send fops only from subdir and below, + we have to alter inode gfid and send it to client */ + stbuf->ia_ino = 1; + gf_uuid_copy(stbuf->ia_gfid, rootgfid); + if (inode->ia_type == 0) + inode->ia_type = stbuf->ia_type; + } + + gf_stat_from_iatt(&rsp->stat, stbuf); +} + +void +server_post_lease(gfs3_lease_rsp *rsp, struct gf_lease *lease) +{ + gf_proto_lease_from_lease(&rsp->lease, lease); +} + +/* Version 4 helpers */ + +void +server4_post_readlink(gfx_readlink_rsp *rsp, struct iatt *stbuf, + const char *buf) +{ + gfx_stat_from_iattx(&rsp->buf, stbuf); + rsp->path = (char *)buf; +} + +void +server4_post_common_3iatt(server_state_t *state, gfx_common_3iatt_rsp *rsp, + inode_t *inode, struct iatt *stbuf, + struct iatt *preparent, struct iatt *postparent) +{ + inode_t *link_inode = NULL; + + gfx_stat_from_iattx(&rsp->stat, stbuf); + if (state->client->subdir_mount && + !gf_uuid_compare(preparent->ia_gfid, state->client->subdir_gfid)) { + /* This is very important as when we send iatt of + root-inode, fuse/client expect the gfid to be 1, + along with inode number. As for subdirectory mount, + we use inode table which is shared by everyone, but + make sure we send fops only from subdir and below, + we have to alter inode gfid and send it to client */ + static uuid_t gfid = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1}; + + preparent->ia_ino = 1; + postparent->ia_ino = 1; + gf_uuid_copy(preparent->ia_gfid, gfid); + gf_uuid_copy(postparent->ia_gfid, gfid); + } + + gfx_stat_from_iattx(&rsp->preparent, preparent); + gfx_stat_from_iattx(&rsp->postparent, postparent); + + link_inode = inode_link(inode, state->loc.parent, state->loc.name, stbuf); + inode_lookup(link_inode); + inode_unref(link_inode); +} + +void +server4_post_common_3iatt_noinode(gfx_common_3iatt_rsp *rsp, struct iatt *stbuf, + struct iatt *prebuf_dst, + struct iatt *postbuf_dst) +{ + gfx_stat_from_iattx(&rsp->stat, stbuf); + gfx_stat_from_iattx(&rsp->preparent, prebuf_dst); + gfx_stat_from_iattx(&rsp->postparent, postbuf_dst); +} + +void +server4_post_common_2iatt(gfx_common_2iatt_rsp *rsp, struct iatt *prebuf, + struct iatt *postbuf) +{ + gfx_stat_from_iattx(&rsp->prestat, prebuf); + gfx_stat_from_iattx(&rsp->poststat, postbuf); +} + +void +server4_post_entry_remove(server_state_t *state, gfx_common_2iatt_rsp *rsp, + struct iatt *prebuf, struct iatt *postbuf) +{ + inode_unlink(state->loc.inode, state->loc.parent, state->loc.name); + /* parent should not be found for directories after + * inode_unlink, since directories cannot have + * hardlinks. + */ + forget_inode_if_no_dentry(state->loc.inode); + + gfx_stat_from_iattx(&rsp->prestat, prebuf); + gfx_stat_from_iattx(&rsp->poststat, postbuf); +} + +void +server4_post_statfs(gfx_statfs_rsp *rsp, struct statvfs *stbuf) +{ + gf_statfs_from_statfs(&rsp->statfs, stbuf); +} + +void +server4_post_common_iatt(server_state_t *state, gfx_common_iatt_rsp *rsp, + struct iatt *stbuf) +{ + if (state->client->subdir_mount && + !gf_uuid_compare(stbuf->ia_gfid, state->client->subdir_gfid)) { + /* This is very important as when we send iatt of + root-inode, fuse/client expect the gfid to be 1, + along with inode number. As for subdirectory mount, + we use inode table which is shared by everyone, but + make sure we send fops only from subdir and below, + we have to alter inode gfid and send it to client */ + static uuid_t gfid = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1}; + + stbuf->ia_ino = 1; + gf_uuid_copy(stbuf->ia_gfid, gfid); + } + + gfx_stat_from_iattx(&rsp->stat, stbuf); +} + +void +server4_post_lk(xlator_t *this, gfx_lk_rsp *rsp, struct gf_flock *lock) +{ + switch (lock->l_type) { + case F_RDLCK: + lock->l_type = GF_LK_F_RDLCK; + break; + case F_WRLCK: + lock->l_type = GF_LK_F_WRLCK; + break; + case F_UNLCK: + lock->l_type = GF_LK_F_UNLCK; + break; + default: + gf_msg(this->name, GF_LOG_ERROR, 0, PS_MSG_LOCK_ERROR, + "Unknown lock type: %" PRId32 "!", lock->l_type); + break; + } + + gf_proto_flock_from_flock(&rsp->flock, lock); +} + +int +server4_post_readdir(gfx_readdir_rsp *rsp, gf_dirent_t *entries) +{ + int ret = 0; + + ret = serialize_rsp_dirent_v2(entries, rsp); + + return ret; +} + +void +server4_post_seek(gfx_seek_rsp *rsp, off_t offset) +{ + rsp->offset = offset; +} + +int +server4_post_readdirp(gfx_readdirp_rsp *rsp, gf_dirent_t *entries) +{ + int ret = 0; + + ret = serialize_rsp_direntp_v2(entries, rsp); + + return ret; +} + +void +server4_post_rchecksum(gfx_rchecksum_rsp *rsp, uint32_t weak_checksum, + uint8_t *strong_checksum) +{ + rsp->weak_checksum = weak_checksum; + /* When the length encoding changes, update the change + in posix code also. */ + rsp->strong_checksum.strong_checksum_val = (char *)strong_checksum; + rsp->strong_checksum.strong_checksum_len = SHA256_DIGEST_LENGTH; + rsp->flags = 1; /* Indicates SHA256 TYPE */ +} + +void +server4_post_rename(call_frame_t *frame, server_state_t *state, + gfx_rename_rsp *rsp, struct iatt *stbuf, + struct iatt *preoldparent, struct iatt *postoldparent, + struct iatt *prenewparent, struct iatt *postnewparent) +{ + inode_t *tmp_inode = NULL; + + stbuf->ia_type = state->loc.inode->ia_type; + + /* TODO: log gfid of the inodes */ + gf_msg_trace(frame->root->client->bound_xl->name, 0, + "%" PRId64 + ": " + "RENAME_CBK %s ==> %s", + frame->root->unique, state->loc.name, state->loc2.name); + + /* Before renaming the inode, we have to get the inode for the + * destination entry (i.e. inode with state->loc2.parent as + * parent and state->loc2.name as name). If it exists, then + * unlink that inode, and send forget on that inode if the + * unlinked entry is the last entry. In case of fuse client + * the fuse kernel module itself sends the forget on the + * unlinked inode. + */ + tmp_inode = inode_grep(state->loc.inode->table, state->loc2.parent, + state->loc2.name); + if (tmp_inode) { + inode_unlink(tmp_inode, state->loc2.parent, state->loc2.name); + forget_inode_if_no_dentry(tmp_inode); + inode_unref(tmp_inode); + } + + inode_rename(state->itable, state->loc.parent, state->loc.name, + state->loc2.parent, state->loc2.name, state->loc.inode, stbuf); + gfx_stat_from_iattx(&rsp->stat, stbuf); + + gfx_stat_from_iattx(&rsp->preoldparent, preoldparent); + gfx_stat_from_iattx(&rsp->postoldparent, postoldparent); + + gfx_stat_from_iattx(&rsp->prenewparent, prenewparent); + gfx_stat_from_iattx(&rsp->postnewparent, postnewparent); +} + +int +server4_post_open(call_frame_t *frame, xlator_t *this, gfx_open_rsp *rsp, + fd_t *fd) +{ + server_ctx_t *serv_ctx = NULL; + uint64_t fd_no = 0; + + serv_ctx = server_ctx_get(frame->root->client, this); + if (serv_ctx == NULL) { + gf_msg(this->name, GF_LOG_INFO, 0, PS_MSG_SERVER_CTX_GET_FAILED, + "server_ctx_get() " + "failed"); + return -1; + } + + fd_bind(fd); + fd_ref(fd); + fd_no = gf_fd_unused_get(serv_ctx->fdtable, fd); + rsp->fd = fd_no; + + return 0; +} + +void +server4_post_readv(gfx_read_rsp *rsp, struct iatt *stbuf, int op_ret) +{ + gfx_stat_from_iattx(&rsp->stat, stbuf); + rsp->size = op_ret; +} + +int +server4_post_create(call_frame_t *frame, gfx_create_rsp *rsp, + server_state_t *state, xlator_t *this, fd_t *fd, + inode_t *inode, struct iatt *stbuf, struct iatt *preparent, + struct iatt *postparent) +{ + server_ctx_t *serv_ctx = NULL; + inode_t *link_inode = NULL; + uint64_t fd_no = 0; + int op_errno = 0; + + link_inode = inode_link(inode, state->loc.parent, state->loc.name, stbuf); + + if (!link_inode) { + op_errno = ENOENT; + goto out; + } + + if (link_inode != inode) { + /* + VERY racy code (if used anywhere else) + -- don't do this without understanding + */ + + inode_ctx_merge(fd, fd->inode, link_inode); + inode_unref(fd->inode); + fd->inode = inode_ref(link_inode); + } + + inode_lookup(link_inode); + inode_unref(link_inode); + + serv_ctx = server_ctx_get(frame->root->client, this); + if (serv_ctx == NULL) { + gf_msg(this->name, GF_LOG_INFO, 0, PS_MSG_SERVER_CTX_GET_FAILED, + "server_ctx_get() " + "failed"); + goto out; + } + + fd_bind(fd); + fd_ref(fd); + fd_no = gf_fd_unused_get(serv_ctx->fdtable, fd); + + if ((fd_no > UINT64_MAX) || (fd == 0)) { + op_errno = errno; + } + + rsp->fd = fd_no; + gfx_stat_from_iattx(&rsp->stat, stbuf); + gfx_stat_from_iattx(&rsp->preparent, preparent); + gfx_stat_from_iattx(&rsp->postparent, postparent); + + return 0; +out: + return -op_errno; +} + +/*TODO: Handle revalidate path */ +void +server4_post_lookup(gfx_common_2iatt_rsp *rsp, call_frame_t *frame, + server_state_t *state, inode_t *inode, struct iatt *stbuf) +{ + inode_t *root_inode = NULL; + inode_t *link_inode = NULL; + static uuid_t rootgfid = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1}; + + root_inode = frame->root->client->bound_xl->itable->root; + + if (!__is_root_gfid(inode->gfid)) { + link_inode = inode_link(inode, state->loc.parent, state->loc.name, + stbuf); + if (link_inode) { + inode_lookup(link_inode); + inode_unref(link_inode); + } + } + + if ((inode == root_inode) || (state->client->subdir_mount && + (inode == state->client->subdir_inode))) { + /* we just looked up root ("/") OR + subdir mount directory, which is root ('/') in client */ + /* This is very important as when we send iatt of + root-inode, fuse/client expect the gfid to be 1, + along with inode number. As for subdirectory mount, + we use inode table which is shared by everyone, but + make sure we send fops only from subdir and below, + we have to alter inode gfid and send it to client */ + stbuf->ia_ino = 1; + gf_uuid_copy(stbuf->ia_gfid, rootgfid); + if (inode->ia_type == 0) + inode->ia_type = stbuf->ia_type; + } + + gfx_stat_from_iattx(&rsp->prestat, stbuf); +} + +void +server4_post_lease(gfx_lease_rsp *rsp, struct gf_lease *lease) +{ + gf_proto_lease_from_lease(&rsp->lease, lease); +} + +void +server4_post_link(server_state_t *state, gfx_common_3iatt_rsp *rsp, + inode_t *inode, struct iatt *stbuf, struct iatt *preparent, + struct iatt *postparent) +{ + inode_t *link_inode = NULL; + + gfx_stat_from_iattx(&rsp->stat, stbuf); + gfx_stat_from_iattx(&rsp->preparent, preparent); + gfx_stat_from_iattx(&rsp->postparent, postparent); + + link_inode = inode_link(inode, state->loc2.parent, state->loc2.name, stbuf); + inode_lookup(link_inode); + inode_unref(link_inode); +} diff --git a/xlators/protocol/server/src/server-common.h b/xlators/protocol/server/src/server-common.h new file mode 100644 index 00000000000..6200415e304 --- /dev/null +++ b/xlators/protocol/server/src/server-common.h @@ -0,0 +1,199 @@ +#include "server.h" +#include <glusterfs/defaults.h> +#include "rpc-common-xdr.h" +#include "glusterfs3-xdr.h" +#include "glusterfs3.h" +#include <glusterfs/compat-errno.h> +#include "server-messages.h" +#include <glusterfs/defaults.h> + +#include "xdr-nfs3.h" +void +server_post_stat(server_state_t *state, gfs3_stat_rsp *rsp, struct iatt *stbuf); + +void +server_post_readlink(gfs3_readlink_rsp *rsp, struct iatt *stbuf, + const char *buf); + +void +server_post_mknod(server_state_t *state, gfs3_mknod_rsp *rsp, + struct iatt *stbuf, struct iatt *preparent, + struct iatt *postparent, inode_t *inode); +void +server_post_mkdir(server_state_t *state, gfs3_mkdir_rsp *rsp, inode_t *inode, + struct iatt *stbuf, struct iatt *preparent, + struct iatt *postparent, dict_t *xdata); + +void +server_post_unlink(server_state_t *state, gfs3_unlink_rsp *rsp, + struct iatt *preparent, struct iatt *postparent); +void +server_post_rmdir(server_state_t *state, gfs3_rmdir_rsp *rsp, + struct iatt *preparent, struct iatt *postparent); + +void +server_post_symlink(server_state_t *state, gfs3_symlink_rsp *rsp, + inode_t *inode, struct iatt *stbuf, struct iatt *preparent, + struct iatt *postparent, dict_t *xdata); +void +server_post_link(server_state_t *state, gfs3_link_rsp *rsp, inode_t *inode, + struct iatt *stbuf, struct iatt *preparent, + struct iatt *postparent, dict_t *xdata); +void +server_post_truncate(gfs3_truncate_rsp *rsp, struct iatt *prebuf, + struct iatt *postbuf); + +void +server_post_writev(gfs3_write_rsp *rsp, struct iatt *prebuf, + struct iatt *postbuf); +void +server_post_statfs(gfs3_statfs_rsp *rsp, struct statvfs *stbuf); + +void +server_post_fsync(gfs3_fsync_rsp *rsp, struct iatt *prebuf, + struct iatt *postbuf); + +void +server_post_ftruncate(gfs3_ftruncate_rsp *rsp, struct iatt *prebuf, + struct iatt *postbuf); + +void +server_post_fstat(server_state_t *state, gfs3_fstat_rsp *rsp, + struct iatt *stbuf); + +void +server_post_lk(xlator_t *this, gfs3_lk_rsp *rsp, struct gf_flock *lock); + +int +server_post_readdir(gfs3_readdir_rsp *rsp, gf_dirent_t *entries); + +void +server_post_zerofill(gfs3_zerofill_rsp *rsp, struct iatt *statpre, + struct iatt *statpost); + +void +server_post_discard(gfs3_discard_rsp *rsp, struct iatt *statpre, + struct iatt *statpost); + +void +server_post_fallocate(gfs3_fallocate_rsp *rsp, struct iatt *statpre, + struct iatt *statpost); + +void +server_post_seek(gfs3_seek_rsp *rsp, off_t offset); + +int +server_post_readdirp(gfs3_readdirp_rsp *rsp, gf_dirent_t *entries); + +void +server_post_fsetattr(gfs3_fsetattr_rsp *rsp, struct iatt *statpre, + struct iatt *statpost); + +void +server_post_setattr(gfs3_setattr_rsp *rsp, struct iatt *statpre, + struct iatt *statpost); + +void +server_post_rchecksum(gfs3_rchecksum_rsp *rsp, uint32_t weak_checksum, + uint8_t *strong_checksum); + +void +server_post_rename(call_frame_t *frame, server_state_t *state, + gfs3_rename_rsp *rsp, struct iatt *stbuf, + struct iatt *preoldparent, struct iatt *postoldparent, + struct iatt *prenewparent, struct iatt *postnewparent); + +int +server_post_open(call_frame_t *frame, xlator_t *this, gfs3_open_rsp *rsp, + fd_t *fd); +void +server_post_readv(gfs3_read_rsp *rsp, struct iatt *stbuf, int op_ret); + +int +server_post_opendir(call_frame_t *frame, xlator_t *this, gfs3_opendir_rsp *rsp, + fd_t *fd); + +int +server_post_create(call_frame_t *frame, gfs3_create_rsp *rsp, + server_state_t *state, xlator_t *this, fd_t *fd, + inode_t *inode, struct iatt *stbuf, struct iatt *preparent, + struct iatt *postparent); + +void +server_post_lookup(gfs3_lookup_rsp *rsp, call_frame_t *frame, + server_state_t *state, inode_t *inode, struct iatt *stbuf, + struct iatt *postparent); + +void +server_post_lease(gfs3_lease_rsp *rsp, struct gf_lease *lease); + +void +server4_post_readlink(gfx_readlink_rsp *rsp, struct iatt *stbuf, + const char *buf); + +void +server4_post_statfs(gfx_statfs_rsp *rsp, struct statvfs *stbuf); + +void +server4_post_lk(xlator_t *this, gfx_lk_rsp *rsp, struct gf_flock *lock); + +int +server4_post_readdir(gfx_readdir_rsp *rsp, gf_dirent_t *entries); + +void +server4_post_seek(gfx_seek_rsp *rsp, off_t offset); + +int +server4_post_readdirp(gfx_readdirp_rsp *rsp, gf_dirent_t *entries); + +void +server4_post_rchecksum(gfx_rchecksum_rsp *rsp, uint32_t weak_checksum, + uint8_t *strong_checksum); + +void +server4_post_rename(call_frame_t *frame, server_state_t *state, + gfx_rename_rsp *rsp, struct iatt *stbuf, + struct iatt *preoldparent, struct iatt *postoldparent, + struct iatt *prenewparent, struct iatt *postnewparent); + +int +server4_post_open(call_frame_t *frame, xlator_t *this, gfx_open_rsp *rsp, + fd_t *fd); +void +server4_post_readv(gfx_read_rsp *rsp, struct iatt *stbuf, int op_ret); + +int +server4_post_create(call_frame_t *frame, gfx_create_rsp *rsp, + server_state_t *state, xlator_t *this, fd_t *fd, + inode_t *inode, struct iatt *stbuf, struct iatt *preparent, + struct iatt *postparent); + +void +server4_post_common_2iatt(gfx_common_2iatt_rsp *rsp, struct iatt *stbuf1, + struct iatt *stbuf2); + +void +server4_post_entry_remove(server_state_t *state, gfx_common_2iatt_rsp *rsp, + struct iatt *stbuf1, struct iatt *stbuf2); + +void +server4_post_common_3iatt(server_state_t *state, gfx_common_3iatt_rsp *rsp, + inode_t *inode, struct iatt *stbuf, struct iatt *pre, + struct iatt *post); +void +server4_post_common_iatt(server_state_t *state, gfx_common_iatt_rsp *rsp, + struct iatt *stbuf); +void +server4_post_lease(gfx_lease_rsp *rsp, struct gf_lease *lease); +void +server4_post_lookup(gfx_common_2iatt_rsp *rsp, call_frame_t *frame, + server_state_t *state, inode_t *inode, struct iatt *stbuf); +void +server4_post_link(server_state_t *state, gfx_common_3iatt_rsp *rsp, + inode_t *inode, struct iatt *stbuf, struct iatt *pre, + struct iatt *post); + +void +server4_post_common_3iatt_noinode(gfx_common_3iatt_rsp *rsp, struct iatt *stbuf, + struct iatt *prebuf_dst, + struct iatt *postbuf_dst); diff --git a/xlators/protocol/server/src/server-handshake.c b/xlators/protocol/server/src/server-handshake.c new file mode 100644 index 00000000000..85c87c1ab8b --- /dev/null +++ b/xlators/protocol/server/src/server-handshake.c @@ -0,0 +1,796 @@ +/* + Copyright (c) 2010-2013 Red Hat, Inc. <http://www.redhat.com> + This file is part of GlusterFS. + + This file is licensed to you under your choice of the GNU Lesser + General Public License, version 3 or any later version (LGPLv3 or + later), or the GNU General Public License, version 2 (GPLv2), in all + cases as published by the Free Software Foundation. +*/ + +#include "server.h" +#include "server-helpers.h" +#include "rpc-common-xdr.h" +#include "glusterfs3-xdr.h" +#include <glusterfs/compat-errno.h> +#include "glusterfs3.h" +#include "authenticate.h" +#include "server-messages.h" +#include <glusterfs/syscall.h> +#include <glusterfs/events.h> +#include <glusterfs/syncop.h> + +struct __get_xl_struct { + const char *name; + xlator_t *reply; +}; +int +gf_compare_client_version(rpcsvc_request_t *req, int fop_prognum, + int mgmt_prognum) +{ + int ret = -1; + /* TODO: think.. */ + if (glusterfs3_3_fop_prog.prognum == fop_prognum) + ret = 0; + + return ret; +} + +int +server_getspec(rpcsvc_request_t *req) +{ + int32_t ret = 0; + int32_t op_errno = ENOENT; + gf_getspec_req args = { + 0, + }; + gf_getspec_rsp rsp = { + 0, + }; + + ret = xdr_to_generic(req->msg[0], &args, (xdrproc_t)xdr_gf_getspec_req); + if (ret < 0) { + // failed to decode msg; + req->rpc_err = GARBAGE_ARGS; + op_errno = EINVAL; + goto fail; + } + + op_errno = ENOSYS; +fail: + rsp.spec = "<this method is not in use, use glusterd for getspec>"; + rsp.op_errno = gf_errno_to_error(op_errno); + rsp.op_ret = -1; + + server_submit_reply(NULL, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gf_getspec_rsp); + + return 0; +} + +static void +server_first_lookup_done(rpcsvc_request_t *req, gf_setvolume_rsp *rsp) +{ + server_submit_reply(NULL, req, rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gf_setvolume_rsp); + + GF_FREE(rsp->dict.dict_val); + GF_FREE(rsp); +} + +static inode_t * +do_path_lookup(xlator_t *xl, dict_t *dict, inode_t *parinode, char *basename) +{ + int ret = 0; + loc_t loc = { + 0, + }; + uuid_t gfid = { + 0, + }; + struct iatt iatt = { + 0, + }; + inode_t *inode = NULL; + + loc.parent = parinode; + loc_touchup(&loc, basename); + loc.inode = inode_new(xl->itable); + + gf_uuid_generate(gfid); + ret = dict_set_gfuuid(dict, "gfid-req", gfid, true); + if (ret) { + gf_log(xl->name, GF_LOG_ERROR, "failed to set 'gfid-req' for subdir"); + goto out; + } + + ret = syncop_lookup(xl, &loc, &iatt, NULL, dict, NULL); + if (ret < 0) { + gf_log(xl->name, GF_LOG_ERROR, "first lookup on subdir (%s) failed: %s", + basename, strerror(errno)); + } + + /* Inode linking is required so that the + resolution happens all fine for future fops */ + inode = inode_link(loc.inode, loc.parent, loc.name, &iatt); + + /* Extra ref so the pointer is valid till client is valid */ + /* FIXME: not a priority, but this can lead to some inode + leaks if subdir is more than 1 level depth. Leak is only + per subdir entry, and not dependent on number of + connections, so it should be fine for now */ + inode_ref(inode); + +out: + return inode; +} + +int +server_first_lookup(xlator_t *this, client_t *client, dict_t *reply) +{ + loc_t loc = { + 0, + }; + struct iatt iatt = { + 0, + }; + dict_t *dict = NULL; + int ret = 0; + xlator_t *xl = client->bound_xl; + char *msg = NULL; + inode_t *inode = NULL; + char *bname = NULL; + char *str = NULL; + char *tmp = NULL; + char *saveptr = NULL; + + loc.path = "/"; + loc.name = ""; + loc.inode = xl->itable->root; + loc.parent = NULL; + gf_uuid_copy(loc.gfid, loc.inode->gfid); + + ret = syncop_lookup(xl, &loc, &iatt, NULL, NULL, NULL); + if (ret < 0) + gf_log(xl->name, GF_LOG_ERROR, "lookup on root failed: %s", + strerror(errno)); + /* Ignore error from lookup, don't set + * failure in rsp->op_ret. lookup on a snapview-server + * can fail with ESTALE + */ + /* TODO-SUBDIR-MOUNT: validate above comment with respect to subdir lookup + */ + + if (client->subdir_mount) { + str = tmp = gf_strdup(client->subdir_mount); + dict = dict_new(); + inode = xl->itable->root; + bname = strtok_r(str, "/", &saveptr); + while (bname != NULL) { + inode = do_path_lookup(xl, dict, inode, bname); + if (inode == NULL) { + gf_log(this->name, GF_LOG_ERROR, + "first lookup on subdir (%s) failed: %s", + client->subdir_mount, strerror(errno)); + ret = -1; + goto fail; + } + bname = strtok_r(NULL, "/", &saveptr); + } + + /* Can be used in server_resolve() */ + gf_uuid_copy(client->subdir_gfid, inode->gfid); + client->subdir_inode = inode; + } + + ret = 0; + goto out; + +fail: + /* we should say to client, it is not possible + to connect */ + ret = gf_asprintf(&msg, "subdirectory for mount \"%s\" is not found", + client->subdir_mount); + if (-1 == ret) { + gf_msg(this->name, GF_LOG_ERROR, 0, PS_MSG_ASPRINTF_FAILED, + "asprintf failed while setting error msg"); + } + ret = dict_set_dynstr(reply, "ERROR", msg); + if (ret < 0) + gf_msg_debug(this->name, 0, + "failed to set error " + "msg"); + + ret = -1; +out: + if (dict) + dict_unref(dict); + + inode_unref(loc.inode); + + if (tmp) + GF_FREE(tmp); + + return ret; +} + +int +server_setvolume(rpcsvc_request_t *req) +{ + gf_setvolume_req args = { + { + 0, + }, + }; + gf_setvolume_rsp *rsp = NULL; + client_t *client = NULL; + server_ctx_t *serv_ctx = NULL; + server_conf_t *conf = NULL; + peer_info_t *peerinfo = NULL; + dict_t *reply = NULL; + dict_t *config_params = NULL; + dict_t *params = NULL; + char *name = NULL; + char *volume_id = NULL; + char *client_uid = NULL; + char *clnt_version = NULL; + xlator_t *xl = NULL; + char *msg = NULL; + xlator_t *this = NULL; + int32_t ret = -1; + int32_t op_ret = -1; + int32_t op_errno = EINVAL; + uint32_t opversion = 0; + rpc_transport_t *xprt = NULL; + int32_t fop_version = 0; + int32_t mgmt_version = 0; + glusterfs_ctx_t *ctx = NULL; + struct _child_status *tmp = NULL; + char *subdir_mount = NULL; + char *client_name = NULL; + gf_boolean_t cleanup_starting = _gf_false; + gf_boolean_t xlator_in_graph = _gf_true; + + params = dict_new(); + reply = dict_new(); + ret = xdr_to_generic(req->msg[0], &args, (xdrproc_t)xdr_gf_setvolume_req); + if (ret < 0) { + // failed to decode msg; + req->rpc_err = GARBAGE_ARGS; + goto fail; + } + ctx = THIS->ctx; + + this = req->svc->xl; + /* this is to ensure config_params is populated with the first brick + * details at first place if brick multiplexing is enabled + */ + config_params = dict_copy_with_ref(this->options, NULL); + + ret = dict_unserialize(args.dict.dict_val, args.dict.dict_len, ¶ms); + if (ret < 0) { + ret = dict_set_sizen_str_sizen(reply, "ERROR", + "Internal error: failed to unserialize " + "request dictionary"); + if (ret < 0) + gf_msg_debug(this->name, 0, + "failed to set error " + "msg \"%s\"", + "Internal error: failed " + "to unserialize request dictionary"); + + op_ret = -1; + op_errno = EINVAL; + goto fail; + } + + ret = dict_get_str(params, "remote-subvolume", &name); + if (ret < 0) { + ret = dict_set_str(reply, "ERROR", + "No remote-subvolume option specified"); + if (ret < 0) + gf_msg_debug(this->name, 0, + "failed to set error " + "msg"); + + op_ret = -1; + op_errno = EINVAL; + goto fail; + } + + LOCK(&ctx->volfile_lock); + { + xl = get_xlator_by_name(this, name); + if (!xl) { + xlator_in_graph = _gf_false; + xl = this; + } + } + UNLOCK(&ctx->volfile_lock); + if (xl == NULL) { + ret = gf_asprintf(&msg, "remote-subvolume \"%s\" is not found", name); + if (-1 == ret) { + gf_msg(this->name, GF_LOG_ERROR, 0, PS_MSG_ASPRINTF_FAILED, + "asprintf failed while setting error msg"); + goto fail; + } + ret = dict_set_dynstr(reply, "ERROR", msg); + if (ret < 0) + gf_msg_debug(this->name, 0, + "failed to set error " + "msg"); + + op_ret = -1; + op_errno = ENOENT; + goto fail; + } + + config_params = dict_copy_with_ref(xl->options, config_params); + conf = this->private; + + if (conf->parent_up == _gf_false) { + /* PARENT_UP indicates that all xlators in graph are inited + * successfully + */ + op_ret = -1; + op_errno = EAGAIN; + + ret = dict_set_str(reply, "ERROR", + "xlator graph in server is not initialised " + "yet. Try again later"); + if (ret < 0) + gf_msg_debug(this->name, 0, + "failed to set error: " + "xlator graph in server is not " + "initialised yet. Try again later"); + goto fail; + } + + pthread_mutex_lock(&conf->mutex); + list_for_each_entry(tmp, &conf->child_status->status_list, status_list) + { + if (strcmp(tmp->name, name) == 0) + break; + } + + if (!tmp->name) { + gf_msg(this->name, GF_LOG_INFO, 0, PS_MSG_CHILD_STATUS_FAILED, + "No xlator %s is found in child status list", name); + } else { + ret = dict_set_int32(reply, "child_up", tmp->child_up); + if (ret < 0) + gf_msg(this->name, GF_LOG_ERROR, 0, PS_MSG_DICT_GET_FAILED, + "Failed to set 'child_up' for xlator %s " + "in the reply dict", + tmp->name); + if (!tmp->child_up) { + ret = dict_set_str(reply, "ERROR", + "Not received child_up for this xlator"); + if (ret < 0) + gf_msg_debug(this->name, 0, "failed to set error msg"); + + gf_msg(this->name, GF_LOG_ERROR, 0, PS_MSG_CHILD_STATUS_FAILED, + "Not received child_up for this xlator %s", name); + op_ret = -1; + op_errno = EAGAIN; + pthread_mutex_unlock(&conf->mutex); + goto fail; + } + } + pthread_mutex_unlock(&conf->mutex); + + ret = dict_get_str(params, "process-uuid", &client_uid); + if (ret < 0) { + ret = dict_set_str(reply, "ERROR", "UUID not specified"); + if (ret < 0) + gf_msg_debug(this->name, 0, + "failed to set error " + "msg"); + + op_ret = -1; + op_errno = EINVAL; + goto fail; + } + + ret = dict_get_str(params, "subdir-mount", &subdir_mount); + if (ret < 0) { + /* Not a problem at all as the key is optional */ + } + ret = dict_get_str(params, "process-name", &client_name); + if (ret < 0) { + client_name = "unknown"; + } + + /* If any value is set, the first element will be non-0. + It would be '0', but not '\0' :-) */ + if (xl->graph->volume_id[0]) { + ret = dict_get_str_sizen(params, "volume-id", &volume_id); + if (!ret && strcmp(xl->graph->volume_id, volume_id)) { + ret = dict_set_str(reply, "ERROR", + "Volume-ID different, possible case " + "of same brick re-used in another volume"); + if (ret < 0) + gf_msg_debug(this->name, 0, "failed to set error msg"); + + op_ret = -1; + op_errno = EINVAL; + goto fail; + } + ret = dict_set_str(reply, "volume-id", tmp->volume_id); + if (ret) + gf_msg_debug(this->name, 0, "failed to set 'volume-id'"); + } + client = gf_client_get(this, &req->cred, client_uid, subdir_mount); + if (client == NULL) { + op_ret = -1; + op_errno = ENOMEM; + goto fail; + } + + client->client_name = gf_strdup(client_name); + + gf_msg_debug(this->name, 0, "Connected to %s", client->client_uid); + + serv_ctx = server_ctx_get(client, client->this); + if (serv_ctx == NULL) { + gf_msg(this->name, GF_LOG_INFO, 0, PS_MSG_SERVER_CTX_GET_FAILED, + "server_ctx_get() " + "failed"); + goto fail; + } + + pthread_mutex_lock(&conf->mutex); + if (xl->cleanup_starting) { + cleanup_starting = _gf_true; + } else if (req->trans->xl_private != client) { + req->trans->xl_private = client; + } + pthread_mutex_unlock(&conf->mutex); + + if (cleanup_starting) { + op_ret = -1; + op_errno = EAGAIN; + + ret = dict_set_str(reply, "ERROR", + "cleanup flag is set for xlator. " + " Try again later"); + if (ret < 0) + gf_msg_debug(this->name, 0, + "failed to set error: " + "cleanup flag is set for xlator. " + "Try again later"); + goto fail; + } + + auth_set_username_passwd(params, config_params, client); + if (req->trans->ssl_name) { + if (dict_set_str(params, "ssl-name", req->trans->ssl_name) != 0) { + gf_msg(this->name, GF_LOG_WARNING, 0, PS_MSG_SSL_NAME_SET_FAILED, + "failed to set " + "ssl_name %s", + req->trans->ssl_name); + /* Not fatal, auth will just fail. */ + } + } + + ret = dict_get_int32(params, "fops-version", &fop_version); + if (ret < 0) { + ret = dict_set_str(reply, "ERROR", "No FOP version number specified"); + if (ret < 0) + gf_msg_debug(this->name, 0, + "failed to set error " + "msg"); + } + + ret = dict_get_int32(params, "mgmt-version", &mgmt_version); + if (ret < 0) { + ret = dict_set_str(reply, "ERROR", "No MGMT version number specified"); + if (ret < 0) + gf_msg_debug(this->name, 0, + "failed to set error " + "msg"); + } + + ret = gf_compare_client_version(req, fop_version, mgmt_version); + if (ret != 0) { + ret = gf_asprintf(&msg, + "version mismatch: client(%d)" + " - client-mgmt(%d)", + fop_version, mgmt_version); + /* get_supported_version (req)); */ + if (-1 == ret) { + gf_msg(this->name, GF_LOG_ERROR, 0, PS_MSG_ASPRINTF_FAILED, + "asprintf failed while" + "setting up error msg"); + goto fail; + } + ret = dict_set_dynstr(reply, "ERROR", msg); + if (ret < 0) + gf_msg_debug(this->name, 0, + "failed to set error " + "msg"); + + op_ret = -1; + op_errno = EINVAL; + goto fail; + } + + peerinfo = &req->trans->peerinfo; + if (peerinfo) { + ret = dict_set_static_ptr(params, "peer-info", peerinfo); + if (ret < 0) + gf_msg_debug(this->name, 0, + "failed to set " + "peer-info"); + } + + ret = dict_get_uint32(params, "opversion", &opversion); + if (ret) { + gf_msg(this->name, GF_LOG_INFO, 0, PS_MSG_CLIENT_OPVERSION_GET_FAILED, + "Failed to get client opversion"); + } + client->opversion = opversion; + /* Assign op-version value to the client */ + pthread_mutex_lock(&conf->mutex); + list_for_each_entry(xprt, &conf->xprt_list, list) + { + if (strcmp(peerinfo->identifier, xprt->peerinfo.identifier)) + continue; + xprt->peerinfo.max_op_version = opversion; + } + pthread_mutex_unlock(&conf->mutex); + + if (conf->auth_modules == NULL) { + gf_msg(this->name, GF_LOG_ERROR, 0, PS_MSG_AUTH_INIT_FAILED, + "Authentication module not initialized"); + } + + ret = dict_get_str(params, "client-version", &clnt_version); + if (ret) + gf_msg(this->name, GF_LOG_INFO, 0, PS_MSG_CLIENT_VERSION_NOT_SET, + "client-version not set, may be of older version"); + + ret = gf_authenticate(params, config_params, conf->auth_modules); + + if (ret == AUTH_ACCEPT) { + /* Store options received from client side */ + req->trans->clnt_options = dict_ref(params); + + gf_msg(this->name, GF_LOG_INFO, 0, PS_MSG_CLIENT_ACCEPTED, + "accepted client from %s (version: %s) with subvol %s", + client->client_uid, (clnt_version) ? clnt_version : "old", name); + + gf_event(EVENT_CLIENT_CONNECT, + "client_uid=%s;" + "client_identifier=%s;server_identifier=%s;" + "brick_path=%s;subdir_mount=%s", + client->client_uid, req->trans->peerinfo.identifier, + req->trans->myinfo.identifier, name, subdir_mount); + + op_ret = 0; + client->bound_xl = xl; + + /* Don't be confused by the below line (like how ERROR can + be Success), key checked on client is 'ERROR' and hence + we send 'Success' in this key */ + ret = dict_set_str(reply, "ERROR", "Success"); + if (ret < 0) + gf_msg_debug(this->name, 0, + "failed to set error " + "msg"); + } else { + op_ret = -1; + if (!xlator_in_graph) { + gf_msg(this->name, GF_LOG_ERROR, ENOENT, PS_MSG_AUTHENTICATE_ERROR, + "Cannot authenticate client" + " from %s %s because brick is not attached in graph", + client->client_uid, (clnt_version) ? clnt_version : "old"); + + op_errno = ENOENT; + ret = dict_set_str(reply, "ERROR", "Brick not found"); + } else { + gf_event(EVENT_CLIENT_AUTH_REJECT, + "client_uid=%s;" + "client_identifier=%s;server_identifier=%s;" + "brick_path=%s", + client->client_uid, req->trans->peerinfo.identifier, + req->trans->myinfo.identifier, name); + gf_msg(this->name, GF_LOG_ERROR, EACCES, PS_MSG_AUTHENTICATE_ERROR, + "Cannot authenticate client" + " from %s %s", + client->client_uid, (clnt_version) ? clnt_version : "old"); + + op_errno = EACCES; + ret = dict_set_str(reply, "ERROR", "Authentication failed"); + } + if (ret < 0) + gf_msg_debug(this->name, 0, + "failed to set error " + "msg"); + goto fail; + } + + if (client->bound_xl == NULL) { + ret = dict_set_str(reply, "ERROR", + "Check volfile and handshake " + "options in protocol/client"); + if (ret < 0) + gf_msg_debug(this->name, 0, + "failed to set error " + "msg"); + + op_ret = -1; + op_errno = EACCES; + goto fail; + } + + LOCK(&conf->itable_lock); + { + if (client->bound_xl->itable == NULL) { + /* create inode table for this bound_xl, if one doesn't + already exist */ + + gf_msg_trace(this->name, 0, + "creating inode table with" + " lru_limit=%" PRId32 ", xlator=%s", + conf->inode_lru_limit, client->bound_xl->name); + + /* TODO: what is this ? */ + client->bound_xl->itable = inode_table_new(conf->inode_lru_limit, + client->bound_xl); + } + } + UNLOCK(&conf->itable_lock); + + ret = dict_set_str(reply, "process-uuid", this->ctx->process_uuid); + if (ret) + gf_msg_debug(this->name, 0, "failed to set 'process-uuid'"); + + /* Insert a dummy key value pair to avoid failure at client side for + * clnt-lk-version with older clients. + */ + ret = dict_set_uint32(reply, "clnt-lk-version", 0); + if (ret) { + gf_msg(this->name, GF_LOG_WARNING, 0, PS_MSG_CLIENT_LK_VERSION_ERROR, + "failed to set " + "'clnt-lk-version'"); + } + + ret = dict_set_uint64(reply, "transport-ptr", ((uint64_t)(long)req->trans)); + if (ret) + gf_msg_debug(this->name, 0, "failed to set 'transport-ptr'"); + +fail: + /* It is important to validate the lookup on '/' as part of handshake, + because if lookup itself can't succeed, we should communicate this + to client. Very important in case of subdirectory mounts, where if + client is trying to mount a non-existing directory */ + if (op_ret >= 0 && client->bound_xl->itable) { + if (client->bound_xl->cleanup_starting) { + op_ret = -1; + op_errno = EAGAIN; + ret = dict_set_str(reply, "ERROR", + "cleanup flag is set for xlator " + "before call first_lookup Try again later"); + /* quisce coverity about UNUSED_VALUE ret */ + (void)(ret); + } else { + op_ret = server_first_lookup(this, client, reply); + if (op_ret == -1) + op_errno = ENOENT; + } + } + + rsp = GF_CALLOC(1, sizeof(gf_setvolume_rsp), gf_server_mt_setvolume_rsp_t); + GF_ASSERT(rsp); + + rsp->op_ret = 0; + + ret = dict_allocate_and_serialize(reply, (char **)&rsp->dict.dict_val, + &rsp->dict.dict_len); + if (ret != 0) { + ret = -1; + gf_msg_debug("server-handshake", 0, "failed to serialize reply dict"); + op_ret = -1; + op_errno = -ret; + } + + rsp->op_ret = op_ret; + rsp->op_errno = gf_errno_to_error(op_errno); + + /* if bound_xl is NULL or something fails, then put the connection + * back. Otherwise the connection would have been added to the + * list of connections the server is maintaining and might segfault + * during statedump when bound_xl of the connection is accessed. + */ + if (op_ret && !xl && (client != NULL)) { + /* We would have set the xl_private of the transport to the + * @conn. But if we have put the connection i.e shutting down + * the connection, then we should set xl_private to NULL as it + * would be pointing to a freed memory and would segfault when + * accessed upon getting DISCONNECT. + */ + gf_client_put(client, NULL); + req->trans->xl_private = NULL; + } + + /* Send the response properly */ + server_first_lookup_done(req, rsp); + + free(args.dict.dict_val); + + dict_unref(params); + dict_unref(reply); + if (config_params) { + /* + * This might be null if we couldn't even find the translator + * (brick) to copy it from. + */ + dict_unref(config_params); + } + + return 0; +} + +int +server_ping(rpcsvc_request_t *req) +{ + gf_common_rsp rsp = { + 0, + }; + + /* Accepted */ + rsp.op_ret = 0; + + server_submit_reply(NULL, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gf_common_rsp); + + return 0; +} + +int +server_set_lk_version(rpcsvc_request_t *req) +{ + int ret = -1; + gf_set_lk_ver_req args = { + 0, + }; + gf_set_lk_ver_rsp rsp = { + 0, + }; + + ret = xdr_to_generic(req->msg[0], &args, (xdrproc_t)xdr_gf_set_lk_ver_req); + if (ret < 0) { + /* failed to decode msg */ + req->rpc_err = GARBAGE_ARGS; + goto fail; + } + + rsp.lk_ver = args.lk_ver; +fail: + server_submit_reply(NULL, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gf_set_lk_ver_rsp); + + free(args.uid); + + return 0; +} + +static rpcsvc_actor_t gluster_handshake_actors[GF_HNDSK_MAXVALUE] = { + [GF_HNDSK_NULL] = {"NULL", server_null, NULL, GF_HNDSK_NULL, DRC_NA, 0}, + [GF_HNDSK_SETVOLUME] = {"SETVOLUME", server_setvolume, NULL, + GF_HNDSK_SETVOLUME, DRC_NA, 0}, + [GF_HNDSK_GETSPEC] = {"GETSPEC", server_getspec, NULL, GF_HNDSK_GETSPEC, + DRC_NA, 0}, + [GF_HNDSK_PING] = {"PING", server_ping, NULL, GF_HNDSK_PING, DRC_NA, 0}, + [GF_HNDSK_SET_LK_VER] = {"SET_LK_VER", server_set_lk_version, NULL, + GF_HNDSK_SET_LK_VER, DRC_NA, 0}, +}; + +struct rpcsvc_program gluster_handshake_prog = { + .progname = "GlusterFS Handshake", + .prognum = GLUSTER_HNDSK_PROGRAM, + .progver = GLUSTER_HNDSK_VERSION, + .actors = gluster_handshake_actors, + .numactors = GF_HNDSK_MAXVALUE, +}; diff --git a/xlators/protocol/server/src/server-helpers.c b/xlators/protocol/server/src/server-helpers.c index f627b6b530e..6e644912a46 100644 --- a/xlators/protocol/server/src/server-helpers.c +++ b/xlators/protocol/server/src/server-helpers.c @@ -1,920 +1,1507 @@ /* - Copyright (c) 2006-2009 Gluster, Inc. <http://www.gluster.com> + Copyright (c) 2010-2013 Red Hat, Inc. <http://www.redhat.com> This file is part of GlusterFS. - GlusterFS is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published - by the Free Software Foundation; either version 3 of the License, - or (at your option) any later version. + This file is licensed to you under your choice of the GNU Lesser + General Public License, version 3 or any later version (LGPLv3 or + later), or the GNU General Public License, version 2 (GPLv2), in all + cases as published by the Free Software Foundation. +*/ - GlusterFS is distributed in the hope that it will be useful, but - WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - General Public License for more details. +#include "server.h" +#include "server-helpers.h" +#include <glusterfs/gidcache.h> +#include "server-messages.h" +#include <glusterfs/syscall.h> +#include <glusterfs/defaults.h> +#include <glusterfs/default-args.h> +#include "server-common.h" - You should have received a copy of the GNU General Public License - along with this program. If not, see - <http://www.gnu.org/licenses/>. -*/ +#include <fnmatch.h> +#include <pwd.h> -#ifndef _CONFIG_H -#define _CONFIG_H -#include "config.h" -#endif +/* based on nfs_fix_aux_groups() */ +int +gid_resolve(server_conf_t *conf, call_stack_t *root) +{ + int ret = 0; + struct passwd mypw; + char mystrs[1024]; + struct passwd *result; + gid_t *mygroups = NULL; + gid_list_t gl; + int ngroups; + const gid_list_t *agl; + + agl = gid_cache_lookup(&conf->gid_cache, root->uid, 0, 0); + if (agl) { + root->ngrps = agl->gl_count; + + if (root->ngrps > 0) { + ret = call_stack_alloc_groups(root, agl->gl_count); + if (ret == 0) { + memcpy(root->groups, agl->gl_list, + sizeof(gid_t) * agl->gl_count); + } + } -#include "server-protocol.h" -#include "server-helpers.h" + gid_cache_release(&conf->gid_cache, agl); + return ret; + } + + ret = getpwuid_r(root->uid, &mypw, mystrs, sizeof(mystrs), &result); + if (ret != 0) { + gf_smsg("gid-cache", GF_LOG_ERROR, errno, PS_MSG_GET_UID_FAILED, + "uid=%u", root->uid, NULL); + return -1; + } + + if (!result) { + gf_smsg("gid-cache", GF_LOG_ERROR, 0, PS_MSG_UID_NOT_FOUND, "uid=%u", + root->uid, NULL); + return -1; + } + + gf_msg_trace("gid-cache", 0, "mapped %u => %s", root->uid, result->pw_name); + + ngroups = gf_getgrouplist(result->pw_name, root->gid, &mygroups); + if (ngroups == -1) { + gf_smsg("gid-cache", GF_LOG_ERROR, 0, PS_MSG_MAPPING_ERROR, + "pw_name=%s", result->pw_name, "root->ngtps=%d", root->ngrps, + NULL); + return -1; + } + root->ngrps = (uint16_t)ngroups; + + /* setup a full gid_list_t to add it to the gid_cache */ + gl.gl_id = root->uid; + gl.gl_uid = root->uid; + gl.gl_gid = root->gid; + gl.gl_count = root->ngrps; + + gl.gl_list = GF_MALLOC(root->ngrps * sizeof(gid_t), gf_common_mt_groups_t); + if (gl.gl_list) + memcpy(gl.gl_list, mygroups, sizeof(gid_t) * root->ngrps); + else { + GF_FREE(mygroups); + return -1; + } + + if (root->ngrps > 0) { + call_stack_set_groups(root, root->ngrps, &mygroups); + } + + if (gid_cache_add(&conf->gid_cache, &gl) != 1) + GF_FREE(gl.gl_list); + + return ret; +} -/* server_loc_fill - derive a loc_t for a given inode number - * - * NOTE: make sure that @loc is empty, because any pointers it holds with reference will - * be leaked after returning from here. - */ int -server_loc_fill (loc_t *loc, server_state_t *state, - ino_t ino, ino_t par, - const char *name, const char *path) +server_resolve_groups(call_frame_t *frame, rpcsvc_request_t *req) { - inode_t *inode = NULL; - inode_t *parent = NULL; - int32_t ret = -1; - char *dentry_path = NULL; + xlator_t *this = NULL; + server_conf_t *conf = NULL; + GF_VALIDATE_OR_GOTO("server", frame, out); + GF_VALIDATE_OR_GOTO("server", req, out); - GF_VALIDATE_OR_GOTO ("server", loc, out); - GF_VALIDATE_OR_GOTO ("server", state, out); - GF_VALIDATE_OR_GOTO ("server", path, out); + this = req->trans->xl; + conf = this->private; - /* anything beyond this point is success */ - ret = 0; - loc->ino = ino; - inode = loc->inode; - if (inode == NULL) { - if (ino) - inode = inode_search (state->itable, ino, NULL); - - if ((inode == NULL) && - (par && name)) - inode = inode_search (state->itable, par, name); - - loc->inode = inode; - if (inode) - loc->ino = inode->ino; - } + return gid_resolve(conf, frame->root); +out: + return -1; +} - parent = loc->parent; - if (parent == NULL) { - if (inode) - parent = inode_parent (inode, par, name); - else - parent = inode_search (state->itable, par, NULL); - loc->parent = parent; - } +int +server_decode_groups(call_frame_t *frame, rpcsvc_request_t *req) +{ + int i = 0; - if (name && parent) { - ret = inode_path (parent, name, &dentry_path); - if (ret < 0) { - gf_log (state->bound_xl->name, GF_LOG_DEBUG, - "failed to build path for %"PRId64"/%s: %s", - parent->ino, name, strerror (-ret)); - } - } else if (inode) { - ret = inode_path (inode, NULL, &dentry_path); - if (ret < 0) { - gf_log (state->bound_xl->name, GF_LOG_DEBUG, - "failed to build path for %"PRId64": %s", - inode->ino, strerror (-ret)); - } - } + GF_VALIDATE_OR_GOTO("server", frame, out); + GF_VALIDATE_OR_GOTO("server", req, out); - if (dentry_path) { - if (strcmp (dentry_path, path)) { - gf_log (state->bound_xl->name, GF_LOG_DEBUG, - "paths differ for inode(%"PRId64"): " - "client path = %s. dentry path = %s", - ino, path, dentry_path); - } + if (call_stack_alloc_groups(frame->root, req->auxgidcount) != 0) + return -1; - loc->path = dentry_path; - loc->name = strrchr (loc->path, '/'); - if (loc->name) - loc->name++; - } else { - loc->path = strdup (path); - loc->name = strrchr (loc->path, '/'); - if (loc->name) - loc->name++; - } + frame->root->ngrps = req->auxgidcount; + if (frame->root->ngrps == 0) + return 0; + + /* ngrps cannot be bigger than USHRT_MAX(65535) */ + if (frame->root->ngrps > GF_MAX_AUX_GROUPS) + return -1; + for (; i < frame->root->ngrps; ++i) + frame->root->groups[i] = req->auxgids[i]; out: - return ret; + return 0; } -/* - * stat_to_str - convert struct stat to a ASCII string - * @stbuf: struct stat pointer - * - * not for external reference - */ -char * -stat_to_str (struct stat *stbuf) -{ - int ret = 0; - char *tmp_buf = NULL; - - uint64_t dev = stbuf->st_dev; - uint64_t ino = stbuf->st_ino; - uint32_t mode = stbuf->st_mode; - uint32_t nlink = stbuf->st_nlink; - uint32_t uid = stbuf->st_uid; - uint32_t gid = stbuf->st_gid; - uint64_t rdev = stbuf->st_rdev; - uint64_t size = stbuf->st_size; - uint32_t blksize = stbuf->st_blksize; - uint64_t blocks = stbuf->st_blocks; - uint32_t atime = stbuf->st_atime; - uint32_t mtime = stbuf->st_mtime; - uint32_t ctime = stbuf->st_ctime; - - uint32_t atime_nsec = ST_ATIM_NSEC(stbuf); - uint32_t mtime_nsec = ST_MTIM_NSEC(stbuf); - uint32_t ctime_nsec = ST_CTIM_NSEC(stbuf); - - - ret = asprintf (&tmp_buf, - GF_STAT_PRINT_FMT_STR, - dev, - ino, - mode, - nlink, - uid, - gid, - rdev, - size, - blksize, - blocks, - atime, - atime_nsec, - mtime, - mtime_nsec, - ctime, - ctime_nsec); - if (-1 == ret) { - gf_log ("protocol/server", GF_LOG_DEBUG, - "asprintf failed while setting up stat buffer string"); - return NULL; - } - return tmp_buf; -} +void +server_loc_wipe(loc_t *loc) +{ + if (loc->parent) { + inode_unref(loc->parent); + loc->parent = NULL; + } + if (loc->inode) { + inode_unref(loc->inode); + loc->inode = NULL; + } + + GF_FREE((void *)loc->path); +} void -server_loc_wipe (loc_t *loc) +server_resolve_wipe(server_resolve_t *resolve) { - if (loc->parent) { - inode_unref (loc->parent); - loc->parent = NULL; - } + GF_FREE((void *)resolve->path); - if (loc->inode) { - inode_unref (loc->inode); - loc->inode = NULL; - } + GF_FREE((void *)resolve->bname); - if (loc->path) - FREE (loc->path); + loc_wipe(&resolve->resolve_loc); } - void -server_resolve_wipe (server_resolve_t *resolve) +free_state(server_state_t *state) +{ + if (state->fd) { + fd_unref(state->fd); + state->fd = NULL; + } + + if (state->params) { + dict_unref(state->params); + state->params = NULL; + } + + if (state->iobref) { + iobref_unref(state->iobref); + state->iobref = NULL; + } + + if (state->iobuf) { + iobuf_unref(state->iobuf); + state->iobuf = NULL; + } + + if (state->dict) { + dict_unref(state->dict); + state->dict = NULL; + } + + if (state->xdata) { + dict_unref(state->xdata); + state->xdata = NULL; + } + + GF_FREE((void *)state->volume); + + GF_FREE((void *)state->name); + + server_loc_wipe(&state->loc); + server_loc_wipe(&state->loc2); + + server_resolve_wipe(&state->resolve); + server_resolve_wipe(&state->resolve2); + + /* Call rpc_trnasport_unref to avoid crashes at last after free + all resources because of server_rpc_notify (for transport destroy) + call's xlator_mem_cleanup if all xprt are destroyed that internally + call's inode_table_destroy. + */ + if (state->xprt) { + rpc_transport_unref(state->xprt); + state->xprt = NULL; + } + + GF_FREE(state); +} + +static int +server_connection_cleanup_flush_cbk(call_frame_t *frame, void *cookie, + xlator_t *this, int32_t op_ret, + int32_t op_errno, dict_t *xdata) { - struct resolve_comp *comp = NULL; - int i = 0; + int32_t ret = -1; + fd_t *fd = NULL; + client_t *client = NULL; + uint64_t fd_cnt = 0; + xlator_t *victim = NULL; + server_conf_t *conf = NULL; + xlator_t *serv_xl = NULL; + rpc_transport_t *xprt = NULL; + rpc_transport_t *xp_next = NULL; + int32_t detach = (long)cookie; + gf_boolean_t xprt_found = _gf_false; + + GF_VALIDATE_OR_GOTO("server", this, out); + GF_VALIDATE_OR_GOTO("server", frame, out); + + fd = frame->local; + client = frame->root->client; + serv_xl = frame->this; + conf = serv_xl->private; + + fd_unref(fd); + frame->local = NULL; + + if (client) + victim = client->bound_xl; + + if (victim) { + fd_cnt = GF_ATOMIC_DEC(client->fd_cnt); + if (!fd_cnt && conf && detach) { + pthread_mutex_lock(&conf->mutex); + { + list_for_each_entry_safe(xprt, xp_next, &conf->xprt_list, list) + { + if (!xprt->xl_private) + continue; + if (xprt->xl_private == client) { + xprt_found = _gf_true; + break; + } + } + } + pthread_mutex_unlock(&conf->mutex); + if (xprt_found) { + rpc_transport_unref(xprt); + } + } + } - if (resolve->path) - FREE (resolve->path); + gf_client_unref(client); + STACK_DESTROY(frame->root); - if (resolve->bname) - FREE (resolve->bname); + ret = 0; +out: + return ret; +} + +static int +do_fd_cleanup(xlator_t *this, client_t *client, fdentry_t *fdentries, + int fd_count, int32_t detach) +{ + fd_t *fd = NULL; + int i = 0, ret = -1; + call_frame_t *tmp_frame = NULL; + xlator_t *bound_xl = NULL; + char *path = NULL; - if (resolve->resolved) - FREE (resolve->resolved); + GF_VALIDATE_OR_GOTO("server", this, out); + GF_VALIDATE_OR_GOTO("server", fdentries, out); - loc_wipe (&resolve->deep_loc); + bound_xl = client->bound_xl; - comp = resolve->components; - if (comp) { - for (i = 0; comp[i].basename; i++) { - if (comp[i].inode) - inode_unref (comp[i].inode); - } - FREE (resolve->components); + for (i = 0; i < fd_count; i++) { + fd = fdentries[i].fd; + + if (fd != NULL) { + tmp_frame = create_frame(this, this->ctx->pool); + if (tmp_frame == NULL) { + goto out; + } + + tmp_frame->root->type = GF_OP_TYPE_FOP; + GF_ASSERT(fd->inode); + + ret = inode_path(fd->inode, NULL, &path); + + if (ret > 0) { + gf_smsg(this->name, GF_LOG_INFO, 0, PS_MSG_FD_CLEANUP, + "path=%s", path, NULL); + GF_FREE(path); + } else { + gf_smsg(this->name, GF_LOG_INFO, 0, PS_MSG_FD_CLEANUP, + "inode-gfid=%s", uuid_utoa(fd->inode->gfid), NULL); + } + + tmp_frame->local = fd; + tmp_frame->root->pid = 0; + gf_client_ref(client); + tmp_frame->root->client = client; + memset(&tmp_frame->root->lk_owner, 0, sizeof(gf_lkowner_t)); + + STACK_WIND_COOKIE(tmp_frame, server_connection_cleanup_flush_cbk, + (void *)(long)detach, bound_xl, + bound_xl->fops->flush, fd, NULL); } -} + } + GF_FREE(fdentries); + ret = 0; -void -free_state (server_state_t *state) +out: + return ret; +} + +int +server_connection_cleanup(xlator_t *this, client_t *client, int32_t flags, + gf_boolean_t *fd_exist) { - if (state->trans) { - transport_unref (state->trans); - state->trans = NULL; + server_ctx_t *serv_ctx = NULL; + fdentry_t *fdentries = NULL; + uint32_t fd_count = 0; + int cd_ret = 0; + int ret = 0; + xlator_t *bound_xl = NULL; + int i = 0; + fd_t *fd = NULL; + uint64_t fd_cnt = 0; + int32_t detach = 0; + + GF_VALIDATE_OR_GOTO("server", this, out); + GF_VALIDATE_OR_GOTO(this->name, client, out); + GF_VALIDATE_OR_GOTO(this->name, flags, out); + + serv_ctx = server_ctx_get(client, client->this); + + if (serv_ctx == NULL) { + gf_smsg(this->name, GF_LOG_INFO, 0, PS_MSG_SERVER_CTX_GET_FAILED, NULL); + goto out; + } + + LOCK(&serv_ctx->fdtable_lock); + { + if (serv_ctx->fdtable && (flags & POSIX_LOCKS)) + fdentries = gf_fd_fdtable_get_all_fds(serv_ctx->fdtable, &fd_count); + } + UNLOCK(&serv_ctx->fdtable_lock); + + if (client->bound_xl == NULL) + goto out; + + if (flags & INTERNAL_LOCKS) { + cd_ret = gf_client_disconnect(client); + } + + if (fdentries != NULL) { + /* Loop to configure fd_count on victim brick */ + bound_xl = client->bound_xl; + if (bound_xl) { + for (i = 0; i < fd_count; i++) { + fd = fdentries[i].fd; + if (!fd) + continue; + fd_cnt++; + } + if (fd_cnt) { + if (fd_exist) + (*fd_exist) = _gf_true; + GF_ATOMIC_ADD(client->fd_cnt, fd_cnt); + } } - if (state->fd) { - fd_unref (state->fd); - state->fd = NULL; - } + /* If fd_exist is not NULL it means function is invoke + by server_rpc_notify at the time of getting DISCONNECT + notification + */ + if (fd_exist) + detach = 1; - if (state->iobref) { - iobref_unref (state->iobref); - state->iobref = NULL; - } + gf_msg_debug(this->name, 0, + "Performing cleanup on %d " + "fdentries", + fd_count); + ret = do_fd_cleanup(this, client, fdentries, fd_count, detach); + } else + gf_smsg(this->name, GF_LOG_INFO, 0, PS_MSG_FDENTRY_NULL, NULL); - if (state->iobuf) { - iobuf_unref (state->iobuf); - state->iobuf = NULL; - } + if (cd_ret || ret) + ret = -1; - if (state->dict) { - dict_unref (state->dict); - state->dict = NULL; - } +out: + return ret; +} - if (state->volume) - FREE (state->volume); +static call_frame_t * +server_alloc_frame(rpcsvc_request_t *req) +{ + call_frame_t *frame = NULL; + server_state_t *state = NULL; + client_t *client = NULL; - if (state->name) - FREE (state->name); + GF_VALIDATE_OR_GOTO("server", req, out); + GF_VALIDATE_OR_GOTO("server", req->trans, out); + GF_VALIDATE_OR_GOTO("server", req->svc, out); + GF_VALIDATE_OR_GOTO("server", req->svc->ctx, out); - server_loc_wipe (&state->loc); - server_loc_wipe (&state->loc2); + client = req->trans->xl_private; + GF_VALIDATE_OR_GOTO("server", client, out); - server_resolve_wipe (&state->resolve); - server_resolve_wipe (&state->resolve2); + frame = create_frame(client->this, req->svc->ctx->pool); + if (!frame) + goto out; - FREE (state); -} + frame->root->type = GF_OP_TYPE_FOP; + state = GF_CALLOC(1, sizeof(*state), gf_server_mt_state_t); + if (!state) + goto out; + if (client->bound_xl) + state->itable = client->bound_xl->itable; + + state->xprt = rpc_transport_ref(req->trans); + state->resolve.fd_no = -1; + state->resolve2.fd_no = -1; + + frame->root->client = client; + frame->root->state = state; /* which socket */ + + frame->this = client->this; +out: + return frame; +} call_frame_t * -server_copy_frame (call_frame_t *frame) +get_frame_from_request(rpcsvc_request_t *req) { - call_frame_t *new_frame = NULL; - server_state_t *state = NULL, *new_state = NULL; + call_frame_t *frame = NULL; + client_t *client = NULL; + client_t *tmp_client = NULL; + xlator_t *this = NULL; + server_conf_t *priv = NULL; + clienttable_t *clienttable = NULL; + unsigned int i = 0; + rpc_transport_t *trans = NULL; + server_state_t *state = NULL; + + GF_VALIDATE_OR_GOTO("server", req, out); + + frame = server_alloc_frame(req); + if (!frame) + goto out; + + frame->root->op = req->procnum; + + client = req->trans->xl_private; + this = req->trans->xl; + priv = this->private; + clienttable = this->ctx->clienttable; + + for (i = 0; i < clienttable->max_clients; i++) { + tmp_client = clienttable->cliententries[i].client; + if (client == tmp_client) { + /* for non trusted clients username and password + would not have been set. So for non trusted clients + (i.e clients not from the same machine as the brick, + and clients from outside the storage pool) + do the root-squashing and all-squashing. + TODO: If any client within the storage pool (i.e + mounting within a machine from the pool but using + other machine's ip/hostname from the same pool) + is present treat it as a trusted client + */ + if (!client->auth.username && req->pid != NFS_PID) { + RPC_AUTH_ROOT_SQUASH(req); + RPC_AUTH_ALL_SQUASH(req); + } + + /* Problem: If we just check whether the client is + trusted client and do not do root squashing and + all squashing for them, then for smb clients and + UFO clients root squashing and all squashing will + never happen as they use the fuse mounts done within + the trusted pool (i.e they are trusted clients). + Solution: To fix it, do root squashing and all squashing + for trusted clients also. If one wants to have a client + within the storage pool for which root-squashing does + not happen, then the client has to be mounted with + --no-root-squash option. But for defrag client and + gsyncd client do not do root-squashing and all-squashing. + */ + if (client->auth.username && + req->pid != GF_CLIENT_PID_NO_ROOT_SQUASH && + req->pid != GF_CLIENT_PID_GSYNCD && + req->pid != GF_CLIENT_PID_DEFRAG && + req->pid != GF_CLIENT_PID_SELF_HEALD && + req->pid != GF_CLIENT_PID_QUOTA_MOUNT) { + RPC_AUTH_ROOT_SQUASH(req); + RPC_AUTH_ALL_SQUASH(req); + } + + /* For nfs clients the server processes will be running + within the trusted storage pool machines. So if we + do not do root-squashing and all-squashing for nfs + servers, thinking that its a trusted client, then + root-squashing and all-squashing won't work for nfs + clients. + */ + if (req->pid == NFS_PID) { + RPC_AUTH_ROOT_SQUASH(req); + RPC_AUTH_ALL_SQUASH(req); + } + } + } + + /* Add a ref for this fop */ + if (client) + gf_client_ref(client); + + frame->root->uid = req->uid; + frame->root->gid = req->gid; + frame->root->pid = req->pid; + frame->root->client = client; + frame->root->lk_owner = req->lk_owner; + + if (priv->server_manage_gids) + server_resolve_groups(frame, req); + else + server_decode_groups(frame, req); + trans = req->trans; + if (trans) { + memcpy(&frame->root->identifier, trans->peerinfo.identifier, + sizeof(trans->peerinfo.identifier)); + } + + /* more fields, for the clients which are 3.x series this will be 0 */ + frame->root->flags = req->flags; + frame->root->ctime = req->ctime; + + frame->local = req; + + state = CALL_STATE(frame); + state->client = client; +out: + return frame; +} - state = frame->root->state; +int +server_build_config(xlator_t *this, server_conf_t *conf) +{ + data_t *data = NULL; + int ret = -1; + struct stat buf = { + 0, + }; + + GF_VALIDATE_OR_GOTO("server", this, out); + GF_VALIDATE_OR_GOTO("server", conf, out); + + ret = dict_get_int32(this->options, "inode-lru-limit", + &conf->inode_lru_limit); + if (ret < 0) { + conf->inode_lru_limit = 16384; + } + + conf->verify_volfile = 1; + data = dict_get(this->options, "verify-volfile-checksum"); + if (data) { + ret = gf_string2boolean(data->data, &conf->verify_volfile); + if (ret != 0) { + gf_smsg(this->name, GF_LOG_WARNING, EINVAL, PS_MSG_WRONG_VALUE, + NULL); + } + } + + data = dict_get(this->options, "trace"); + if (data) { + ret = gf_string2boolean(data->data, &conf->trace); + if (ret != 0) { + gf_smsg(this->name, GF_LOG_WARNING, EINVAL, PS_MSG_INVALID_ENTRY, + NULL); + } + } + + /* TODO: build_rpc_config (); */ + ret = dict_get_int32(this->options, "limits.transaction-size", + &conf->rpc_conf.max_block_size); + if (ret < 0) { + gf_msg_trace(this->name, 0, + "defaulting limits.transaction-" + "size to %d", + DEFAULT_BLOCK_SIZE); + conf->rpc_conf.max_block_size = DEFAULT_BLOCK_SIZE; + } + + data = dict_get(this->options, "config-directory"); + if (data) { + /* Check whether the specified directory exists, + or directory specified is non standard */ + ret = sys_stat(data->data, &buf); + if ((ret != 0) || !S_ISDIR(buf.st_mode)) { + gf_smsg(this->name, GF_LOG_ERROR, 0, PS_MSG_DIR_NOT_FOUND, + "data=%s", data->data, NULL); + ret = -1; + goto out; + } + /* Make sure that conf-dir doesn't contain ".." in path */ + if ((gf_strstr(data->data, "/", "..")) == -1) { + ret = -1; + gf_smsg(this->name, GF_LOG_ERROR, 0, PS_MSG_CONF_DIR_INVALID, + "data=%s", data->data, NULL); + goto out; + } - new_frame = copy_frame (frame); + conf->conf_dir = gf_strdup(data->data); + } + ret = 0; +out: + return ret; +} - new_state = CALLOC (1, sizeof (server_state_t)); +void +print_caller(char *str, int size, call_frame_t *frame) +{ + server_state_t *state = NULL; - new_frame->root->op = frame->root->op; - new_frame->root->type = frame->root->type; - new_frame->root->trans = state->trans; - new_frame->root->state = new_state; + GF_VALIDATE_OR_GOTO("server", str, out); + GF_VALIDATE_OR_GOTO("server", frame, out); - new_state->bound_xl = state->bound_xl; - new_state->trans = transport_ref (state->trans); - new_state->itable = state->itable; + state = CALL_STATE(frame); - new_state->resolve.fd_no = -1; - new_state->resolve2.fd_no = -1; + snprintf(str, size, " Callid=%" PRId64 ", Client=%s", frame->root->unique, + state->xprt->peerinfo.identifier); - return new_frame; +out: + return; } +void +server_print_resolve(char *str, int size, server_resolve_t *resolve) +{ + int filled = 0; + + GF_VALIDATE_OR_GOTO("server", str, out); -int -gf_add_locker (struct _lock_table *table, const char *volume, - loc_t *loc, fd_t *fd, pid_t pid) + if (!resolve) { + snprintf(str, size, "<nul>"); + return; + } + + filled += snprintf(str + filled, size - filled, " Resolve={"); + if (resolve->fd_no != -1) + filled += snprintf(str + filled, size - filled, "fd=%" PRId64 ",", + (uint64_t)resolve->fd_no); + if (resolve->bname) + filled += snprintf(str + filled, size - filled, "bname=%s,", + resolve->bname); + if (resolve->path) + filled += snprintf(str + filled, size - filled, "path=%s", + resolve->path); + + snprintf(str + filled, size - filled, "}"); +out: + return; +} + +void +server_print_loc(char *str, int size, loc_t *loc) { - int32_t ret = -1; - struct _locker *new = NULL; - uint8_t dir = 0; + int filled = 0; - new = CALLOC (1, sizeof (struct _locker)); - if (new == NULL) { - gf_log ("server", GF_LOG_ERROR, - "failed to allocate memory for \'struct _locker\'"); - goto out; - } - INIT_LIST_HEAD (&new->lockers); + GF_VALIDATE_OR_GOTO("server", str, out); - new->volume = strdup (volume); + if (!loc) { + snprintf(str, size, "<nul>"); + return; + } - if (fd == NULL) { - loc_copy (&new->loc, loc); - dir = S_ISDIR (new->loc.inode->st_mode); - } else { - new->fd = fd_ref (fd); - dir = S_ISDIR (fd->inode->st_mode); - } + filled += snprintf(str + filled, size - filled, " Loc={"); - new->pid = pid; + if (loc->path) + filled += snprintf(str + filled, size - filled, "path=%s,", loc->path); + if (loc->inode) + filled += snprintf(str + filled, size - filled, "inode=%p,", + loc->inode); + if (loc->parent) + filled += snprintf(str + filled, size - filled, "parent=%p", + loc->parent); - LOCK (&table->lock); - { - if (dir) - list_add_tail (&new->lockers, &table->dir_lockers); - else - list_add_tail (&new->lockers, &table->file_lockers); - } - UNLOCK (&table->lock); + snprintf(str + filled, size - filled, "}"); out: - return ret; + return; } +void +server_print_params(char *str, int size, server_state_t *state) +{ + int filled = 0; + + GF_VALIDATE_OR_GOTO("server", str, out); + + filled += snprintf(str + filled, size - filled, " Params={"); + + if (state->fd) + filled += snprintf(str + filled, size - filled, "fd=%p,", state->fd); + if (state->valid) + filled += snprintf(str + filled, size - filled, "valid=%d,", + state->valid); + if (state->flags) + filled += snprintf(str + filled, size - filled, "flags=%d,", + state->flags); + if (state->wbflags) + filled += snprintf(str + filled, size - filled, "wbflags=%d,", + state->wbflags); + if (state->size) + filled += snprintf(str + filled, size - filled, "size=%zu,", + state->size); + if (state->offset) + filled += snprintf(str + filled, size - filled, "offset=%" PRId64 ",", + state->offset); + if (state->cmd) + filled += snprintf(str + filled, size - filled, "cmd=%d,", state->cmd); + if (state->type) + filled += snprintf(str + filled, size - filled, "type=%d,", + state->type); + if (state->name) + filled += snprintf(str + filled, size - filled, "name=%s,", + state->name); + if (state->mask) + filled += snprintf(str + filled, size - filled, "mask=%d,", + state->mask); + if (state->volume) + filled += snprintf(str + filled, size - filled, "volume=%s,", + state->volume); + +/* FIXME + snprintf (str + filled, size - filled, + "bound_xl=%s}", state->client->bound_xl->name); +*/ +out: + return; +} int -gf_del_locker (struct _lock_table *table, const char *volume, - loc_t *loc, fd_t *fd, pid_t pid) -{ - struct _locker *locker = NULL; - struct _locker *tmp = NULL; - int32_t ret = 0; - uint8_t dir = 0; - struct list_head *head = NULL; - struct list_head del; - - INIT_LIST_HEAD (&del); - - if (fd) { - dir = S_ISDIR (fd->inode->st_mode); - } else { - dir = S_ISDIR (loc->inode->st_mode); - } +server_resolve_is_empty(server_resolve_t *resolve) +{ + if (resolve->fd_no != -1) + return 0; - LOCK (&table->lock); - { - if (dir) { - head = &table->dir_lockers; - } else { - head = &table->file_lockers; - } + if (resolve->path != 0) + return 0; - list_for_each_entry_safe (locker, tmp, head, lockers) { - if (locker->fd && fd && - (locker->fd == fd) && (locker->pid == pid) - && !strcmp (locker->volume, volume)) { - list_move_tail (&locker->lockers, &del); - } else if (locker->loc.inode && - loc && - (locker->loc.inode == loc->inode) && - (locker->pid == pid) - && !strcmp (locker->volume, volume)) { - list_move_tail (&locker->lockers, &del); - } - } - } - UNLOCK (&table->lock); + if (resolve->bname != 0) + return 0; + + return 1; +} - tmp = NULL; - locker = NULL; +void +server_print_reply(call_frame_t *frame, int op_ret, int op_errno) +{ + server_conf_t *conf = NULL; + server_state_t *state = NULL; + xlator_t *this = NULL; + char caller[512]; + char fdstr[32]; + char *op = "UNKNOWN"; - list_for_each_entry_safe (locker, tmp, &del, lockers) { - list_del_init (&locker->lockers); - if (locker->fd) - fd_unref (locker->fd); - else - loc_wipe (&locker->loc); + GF_VALIDATE_OR_GOTO("server", frame, out); - free (locker->volume); - free (locker); - } + this = frame->this; + conf = this->private; - return ret; + GF_VALIDATE_OR_GOTO("server", conf, out); + GF_VALIDATE_OR_GOTO("server", conf->trace, out); + + state = CALL_STATE(frame); + + print_caller(caller, 256, frame); + + switch (frame->root->type) { + case GF_OP_TYPE_FOP: + op = (char *)gf_fop_list[frame->root->op]; + break; + default: + op = ""; + } + + fdstr[0] = '\0'; + if (state->fd) + snprintf(fdstr, 32, " fd=%p", state->fd); + + gf_smsg(this->name, GF_LOG_INFO, op_errno, PS_MSG_SERVER_MSG, "op=%s", op, + "caller=%s", caller, "op_ret=%d", op_ret, "op_errno=%d", op_errno, + "fdstr=%s", fdstr, NULL); +out: + return; } +void +server_print_request(call_frame_t *frame) +{ + server_conf_t *conf = NULL; + xlator_t *this = NULL; + server_state_t *state = NULL; + char *op = "UNKNOWN"; + char resolve_vars[256]; + char resolve2_vars[256]; + char loc_vars[256]; + char loc2_vars[256]; + char other_vars[512]; + char caller[512]; + + GF_VALIDATE_OR_GOTO("server", frame, out); + + this = frame->this; + conf = this->private; + + GF_VALIDATE_OR_GOTO("server", conf, out); + + if (!conf->trace) + goto out; + + state = CALL_STATE(frame); + + memset(resolve_vars, '\0', 256); + memset(resolve2_vars, '\0', 256); + memset(loc_vars, '\0', 256); + memset(loc2_vars, '\0', 256); + memset(other_vars, '\0', 256); + + print_caller(caller, 256, frame); + + if (!server_resolve_is_empty(&state->resolve)) { + server_print_resolve(resolve_vars, 256, &state->resolve); + server_print_loc(loc_vars, 256, &state->loc); + } + + if (!server_resolve_is_empty(&state->resolve2)) { + server_print_resolve(resolve2_vars, 256, &state->resolve2); + server_print_loc(loc2_vars, 256, &state->loc2); + } + + server_print_params(other_vars, 512, state); + + switch (frame->root->type) { + case GF_OP_TYPE_FOP: + op = (char *)gf_fop_list[frame->root->op]; + break; + default: + op = ""; + break; + } + + gf_smsg(this->name, GF_LOG_INFO, 0, PS_MSG_SERVER_MSG, "op=%s", op, + "caller=%s", caller, "resolve_vars=%s", resolve_vars, "loc_vars=%s", + loc_vars, "resolve2_vars=%s", resolve2_vars, "loc2_vars=%s", + loc2_vars, "other_vars=%s", other_vars, NULL); +out: + return; +} int -gf_direntry_to_bin (dir_entry_t *head, char *buffer) -{ - dir_entry_t *trav = NULL; - uint32_t len = 0; - uint32_t this_len = 0; - size_t buflen = -1; - char *ptr = NULL; - char *tmp_buf = NULL; - - trav = head->next; - while (trav) { - len += strlen (trav->name); - len += 1; - len += strlen (trav->link); - len += 1; /* for '\n' */ - len += 256; // max possible for statbuf; - trav = trav->next; +serialize_rsp_direntp(gf_dirent_t *entries, gfs3_readdirp_rsp *rsp) +{ + gf_dirent_t *entry = NULL; + gfs3_dirplist *trav = NULL; + gfs3_dirplist *prev = NULL; + int ret = -1; + + GF_VALIDATE_OR_GOTO("server", entries, out); + GF_VALIDATE_OR_GOTO("server", rsp, out); + + list_for_each_entry(entry, &entries->list, list) + { + trav = GF_CALLOC(1, sizeof(*trav), gf_server_mt_dirent_rsp_t); + if (!trav) + goto out; + + trav->d_ino = entry->d_ino; + trav->d_off = entry->d_off; + trav->d_len = entry->d_len; + trav->d_type = entry->d_type; + trav->name = entry->d_name; + + gf_stat_from_iatt(&trav->stat, &entry->d_stat); + + /* if 'dict' is present, pack it */ + if (entry->dict) { + ret = dict_allocate_and_serialize(entry->dict, + (char **)&trav->dict.dict_val, + &trav->dict.dict_len); + if (ret != 0) { + gf_smsg(THIS->name, GF_LOG_ERROR, 0, PS_MSG_DICT_SERIALIZE_FAIL, + NULL); + errno = -ret; + trav->dict.dict_len = 0; + goto out; + } } - ptr = buffer; - trav = head->next; - while (trav) { - tmp_buf = stat_to_str (&trav->buf); - /* tmp_buf will have \n before \0 */ + if (prev) + prev->nextentry = trav; + else + rsp->reply = trav; - this_len = sprintf (ptr, "%s/%s%s\n", - trav->name, tmp_buf, - trav->link); + prev = trav; + trav = NULL; + } - FREE (tmp_buf); - trav = trav->next; - ptr += this_len; - } - - buflen = strlen (buffer); + ret = 0; +out: + GF_FREE(trav); - return buflen; + return ret; } +int +serialize_rsp_direntp_v2(gf_dirent_t *entries, gfx_readdirp_rsp *rsp) +{ + gf_dirent_t *entry = NULL; + gfx_dirplist *trav = NULL; + gfx_dirplist *prev = NULL; + int ret = -1; + + GF_VALIDATE_OR_GOTO("server", entries, out); + GF_VALIDATE_OR_GOTO("server", rsp, out); + + list_for_each_entry(entry, &entries->list, list) + { + trav = GF_CALLOC(1, sizeof(*trav), gf_server_mt_dirent_rsp_t); + if (!trav) + goto out; + + trav->d_ino = entry->d_ino; + trav->d_off = entry->d_off; + trav->d_len = entry->d_len; + trav->d_type = entry->d_type; + trav->name = entry->d_name; + + gfx_stat_from_iattx(&trav->stat, &entry->d_stat); + dict_to_xdr(entry->dict, &trav->dict); + + if (prev) + prev->nextentry = trav; + else + rsp->reply = trav; + + prev = trav; + trav = NULL; + } + + ret = 0; +out: + GF_FREE(trav); + + return ret; +} -static struct _lock_table * -gf_lock_table_new (void) +int +serialize_rsp_dirent(gf_dirent_t *entries, gfs3_readdir_rsp *rsp) { - struct _lock_table *new = NULL; + gf_dirent_t *entry = NULL; + gfs3_dirlist *trav = NULL; + gfs3_dirlist *prev = NULL; + int ret = -1; + + GF_VALIDATE_OR_GOTO("server", rsp, out); + GF_VALIDATE_OR_GOTO("server", entries, out); + + list_for_each_entry(entry, &entries->list, list) + { + trav = GF_CALLOC(1, sizeof(*trav), gf_server_mt_dirent_rsp_t); + if (!trav) + goto out; + trav->d_ino = entry->d_ino; + trav->d_off = entry->d_off; + trav->d_len = entry->d_len; + trav->d_type = entry->d_type; + trav->name = entry->d_name; + if (prev) + prev->nextentry = trav; + else + rsp->reply = trav; + + prev = trav; + } + + ret = 0; +out: + return ret; +} - new = CALLOC (1, sizeof (struct _lock_table)); - if (new == NULL) { - gf_log ("server-protocol", GF_LOG_CRITICAL, - "failed to allocate memory for new lock table"); - goto out; - } - INIT_LIST_HEAD (&new->dir_lockers); - INIT_LIST_HEAD (&new->file_lockers); - LOCK_INIT (&new->lock); +int +serialize_rsp_dirent_v2(gf_dirent_t *entries, gfx_readdir_rsp *rsp) +{ + gf_dirent_t *entry = NULL; + gfx_dirlist *trav = NULL; + gfx_dirlist *prev = NULL; + int ret = -1; + + GF_VALIDATE_OR_GOTO("server", rsp, out); + GF_VALIDATE_OR_GOTO("server", entries, out); + + list_for_each_entry(entry, &entries->list, list) + { + trav = GF_CALLOC(1, sizeof(*trav), gf_server_mt_dirent_rsp_t); + if (!trav) + goto out; + trav->d_ino = entry->d_ino; + trav->d_off = entry->d_off; + trav->d_len = entry->d_len; + trav->d_type = entry->d_type; + trav->name = entry->d_name; + if (prev) + prev->nextentry = trav; + else + rsp->reply = trav; + + prev = trav; + } + + ret = 0; out: - return new; + return ret; } +int +readdir_rsp_cleanup(gfs3_readdir_rsp *rsp) +{ + gfs3_dirlist *prev = NULL; + gfs3_dirlist *trav = NULL; + + trav = rsp->reply; + prev = trav; + while (trav) { + trav = trav->nextentry; + GF_FREE(prev); + prev = trav; + } + + return 0; +} int -do_lock_table_cleanup (xlator_t *this, server_connection_t *conn, - call_frame_t *frame, struct _lock_table *ltable) +readdirp_rsp_cleanup(gfs3_readdirp_rsp *rsp) { - struct list_head file_lockers, dir_lockers; - call_frame_t *tmp_frame = NULL; - struct flock flock = {0, }; - xlator_t *bound_xl = NULL; - struct _locker *locker = NULL, *tmp = NULL; - int ret = -1; + gfs3_dirplist *prev = NULL; + gfs3_dirplist *trav = NULL; + + trav = rsp->reply; + prev = trav; + while (trav) { + trav = trav->nextentry; + GF_FREE(prev->dict.dict_val); + GF_FREE(prev); + prev = trav; + } + + return 0; +} - bound_xl = conn->bound_xl; - INIT_LIST_HEAD (&file_lockers); - INIT_LIST_HEAD (&dir_lockers); +int +readdir_rsp_cleanup_v2(gfx_readdir_rsp *rsp) +{ + gfx_dirlist *prev = NULL; + gfx_dirlist *trav = NULL; + + trav = rsp->reply; + prev = trav; + while (trav) { + trav = trav->nextentry; + GF_FREE(prev); + prev = trav; + } + + return 0; +} - LOCK (<able->lock); - { - list_splice_init (<able->file_lockers, - &file_lockers); +int +readdirp_rsp_cleanup_v2(gfx_readdirp_rsp *rsp) +{ + gfx_dirplist *prev = NULL; + gfx_dirplist *trav = NULL; + + trav = rsp->reply; + prev = trav; + while (trav) { + trav = trav->nextentry; + GF_FREE(prev->dict.pairs.pairs_val); + GF_FREE(prev); + prev = trav; + } + + return 0; +} - list_splice_init (<able->dir_lockers, &dir_lockers); +static int +common_rsp_locklist(lock_migration_info_t *locklist, gfs3_locklist **reply) +{ + lock_migration_info_t *tmp = NULL; + gfs3_locklist *trav = NULL; + gfs3_locklist *prev = NULL; + int ret = -1; + + GF_VALIDATE_OR_GOTO("server", locklist, out); + + list_for_each_entry(tmp, &locklist->list, list) + { + trav = GF_CALLOC(1, sizeof(*trav), gf_server_mt_lock_mig_t); + if (!trav) + goto out; + + switch (tmp->flock.l_type) { + case F_RDLCK: + tmp->flock.l_type = GF_LK_F_RDLCK; + break; + case F_WRLCK: + tmp->flock.l_type = GF_LK_F_WRLCK; + break; + case F_UNLCK: + tmp->flock.l_type = GF_LK_F_UNLCK; + break; + + default: + gf_smsg(THIS->name, GF_LOG_ERROR, 0, PS_MSG_LOCK_ERROR, + "lock_type=%" PRId32, tmp->flock.l_type, NULL); + break; } - UNLOCK (<able->lock); - - free (ltable); - - flock.l_type = F_UNLCK; - flock.l_start = 0; - flock.l_len = 0; - list_for_each_entry_safe (locker, - tmp, &file_lockers, lockers) { - tmp_frame = copy_frame (frame); - if (tmp_frame == NULL) { - gf_log (this->name, GF_LOG_ERROR, - "out of memory"); - goto out; - } - /* - pid = 0 is a special case that tells posix-locks - to release all locks from this transport - */ - tmp_frame->root->pid = 0; - tmp_frame->root->trans = conn; - - if (locker->fd) { - STACK_WIND (tmp_frame, server_nop_cbk, - bound_xl, - bound_xl->fops->finodelk, - locker->volume, - locker->fd, F_SETLK, &flock); - fd_unref (locker->fd); - } else { - STACK_WIND (tmp_frame, server_nop_cbk, - bound_xl, - bound_xl->fops->inodelk, - locker->volume, - &(locker->loc), F_SETLK, &flock); - loc_wipe (&locker->loc); - } - free (locker->volume); + gf_proto_flock_from_flock(&trav->flock, &tmp->flock); - list_del_init (&locker->lockers); - free (locker); - } + trav->lk_flags = tmp->lk_flags; - tmp = NULL; - locker = NULL; - list_for_each_entry_safe (locker, tmp, &dir_lockers, lockers) { - tmp_frame = copy_frame (frame); - - tmp_frame->root->pid = 0; - tmp_frame->root->trans = conn; - - if (locker->fd) { - STACK_WIND (tmp_frame, server_nop_cbk, - bound_xl, - bound_xl->fops->fentrylk, - locker->volume, - locker->fd, NULL, - ENTRYLK_UNLOCK, ENTRYLK_WRLCK); - fd_unref (locker->fd); - } else { - STACK_WIND (tmp_frame, server_nop_cbk, - bound_xl, - bound_xl->fops->entrylk, - locker->volume, - &(locker->loc), NULL, - ENTRYLK_UNLOCK, ENTRYLK_WRLCK); - loc_wipe (&locker->loc); - } + trav->client_uid = tmp->client_uid; - free (locker->volume); + if (prev) + prev->nextentry = trav; + else + *reply = trav; - list_del_init (&locker->lockers); - free (locker); - } - ret = 0; + prev = trav; + trav = NULL; + } + ret = 0; out: - return ret; + GF_FREE(trav); + return ret; } - -static int -server_connection_cleanup_flush_cbk (call_frame_t *frame, void *cookie, - xlator_t *this, int32_t op_ret, - int32_t op_errno) +int +serialize_rsp_locklist(lock_migration_info_t *locklist, + gfs3_getactivelk_rsp *rsp) { - fd_t *fd = NULL; - - fd = frame->local; + int ret = 0; - fd_unref (fd); - frame->local = NULL; - - STACK_DESTROY (frame->root); - return 0; + GF_VALIDATE_OR_GOTO("server", rsp, out); + ret = common_rsp_locklist(locklist, &rsp->reply); +out: + return ret; } +int +serialize_rsp_locklist_v2(lock_migration_info_t *locklist, + gfx_getactivelk_rsp *rsp) +{ + int ret = 0; + GF_VALIDATE_OR_GOTO("server", rsp, out); + ret = common_rsp_locklist(locklist, &rsp->reply); +out: + return ret; +} int -do_fd_cleanup (xlator_t *this, server_connection_t *conn, call_frame_t *frame, - fdentry_t *fdentries, int fd_count) +getactivelkinfo_rsp_cleanup(gfs3_getactivelk_rsp *rsp) { - fd_t *fd = NULL; - int i = 0, ret = -1; - call_frame_t *tmp_frame = NULL; - xlator_t *bound_xl = NULL; - - bound_xl = conn->bound_xl; - for (i = 0;i < fd_count; i++) { - fd = fdentries[i].fd; + gfs3_locklist *prev = NULL; + gfs3_locklist *trav = NULL; - if (fd != NULL) { - tmp_frame = copy_frame (frame); - if (tmp_frame == NULL) { - gf_log (this->name, GF_LOG_ERROR, - "out of memory"); - goto out; - } - tmp_frame->local = fd; - - tmp_frame->root->pid = 0; - tmp_frame->root->trans = conn; - tmp_frame->root->lk_owner = 0; - STACK_WIND (tmp_frame, - server_connection_cleanup_flush_cbk, - bound_xl, bound_xl->fops->flush, fd); - } - } + trav = rsp->reply; + prev = trav; - FREE (fdentries); - ret = 0; + while (trav) { + trav = trav->nextentry; + GF_FREE(prev); + prev = trav; + } -out: - return ret; + return 0; } - int -do_connection_cleanup (xlator_t *this, server_connection_t *conn, - struct _lock_table *ltable, fdentry_t *fdentries, int fd_count) +getactivelkinfo_rsp_cleanup_v2(gfx_getactivelk_rsp *rsp) { - int ret = 0; - int saved_ret = 0; - call_frame_t *frame = NULL; - server_state_t *state = NULL; + gfs3_locklist *prev = NULL; + gfs3_locklist *trav = NULL; - frame = create_frame (this, this->ctx->pool); - if (frame == NULL) { - gf_log (this->name, GF_LOG_ERROR, "out of memory"); - goto out; - } + trav = rsp->reply; + prev = trav; - saved_ret = do_lock_table_cleanup (this, conn, frame, ltable); + while (trav) { + trav = trav->nextentry; + GF_FREE(prev); + prev = trav; + } - if (fdentries != NULL) { - ret = do_fd_cleanup (this, conn, frame, fdentries, fd_count); - } + return 0; +} - state = CALL_STATE (frame); - if (state) - free (state); +int +gf_server_check_getxattr_cmd(call_frame_t *frame, const char *key) +{ + server_conf_t *conf = NULL; + rpc_transport_t *xprt = NULL; - STACK_DESTROY (frame->root); + conf = frame->this->private; + if (!conf) + return 0; - if (saved_ret || ret) { - ret = -1; + if (fnmatch("*list*mount*point*", key, 0) == 0) { + /* list all the client protocol connecting to this process */ + pthread_mutex_lock(&conf->mutex); + { + list_for_each_entry(xprt, &conf->xprt_list, list) + { + gf_smsg("mount-point-list", GF_LOG_INFO, 0, + PS_MSG_MOUNT_PT_FAIL, "identifier=%s", + xprt->peerinfo.identifier, NULL); + } } + pthread_mutex_unlock(&conf->mutex); + } -out: - return ret; -} + /* Add more options/keys here */ + return 0; +} int -server_connection_cleanup (xlator_t *this, server_connection_t *conn) +gf_server_check_setxattr_cmd(call_frame_t *frame, dict_t *dict) { - char do_cleanup = 0; - struct _lock_table *ltable = NULL; - fdentry_t *fdentries = NULL; - uint32_t fd_count = 0; - int ret = 0; + server_conf_t *conf = NULL; + rpc_transport_t *xprt = NULL; + uint64_t total_read = 0; + uint64_t total_write = 0; - if (conn == NULL) { - goto out; - } + conf = frame->this->private; + if (!conf || !dict) + return 0; - pthread_mutex_lock (&conn->lock); + if (dict_foreach_fnmatch(dict, "*io*stat*dump", dict_null_foreach_fn, + NULL) > 0) { + list_for_each_entry(xprt, &conf->xprt_list, list) { - conn->active_transports--; - if (conn->active_transports == 0) { - if (conn->ltable) { - ltable = conn->ltable; - conn->ltable = gf_lock_table_new (); - } - - if (conn->fdtable) { - fdentries = gf_fd_fdtable_get_all_fds (conn->fdtable, - &fd_count); - } - do_cleanup = 1; - } + total_read += xprt->total_bytes_read; + total_write += xprt->total_bytes_write; } - pthread_mutex_unlock (&conn->lock); - - if (do_cleanup && conn->bound_xl) - ret = do_connection_cleanup (this, conn, ltable, fdentries, fd_count); + gf_smsg("stats", GF_LOG_INFO, 0, PS_MSG_RW_STAT, "total-read=%" PRIu64, + total_read, "total-write=%" PRIu64, total_write, NULL); + } -out: - return ret; + return 0; } +server_ctx_t * +server_ctx_get(client_t *client, xlator_t *xlator) +{ + void *tmp = NULL; + server_ctx_t *ctx = NULL; + server_ctx_t *setted_ctx = NULL; -int -server_connection_destroy (xlator_t *this, server_connection_t *conn) -{ - call_frame_t *frame = NULL, *tmp_frame = NULL; - xlator_t *bound_xl = NULL; - int32_t ret = -1; - server_state_t *state = NULL; - struct list_head file_lockers; - struct list_head dir_lockers; - struct _lock_table *ltable = NULL; - struct _locker *locker = NULL, *tmp = NULL; - struct flock flock = {0,}; - fd_t *fd = NULL; - int32_t i = 0; - fdentry_t *fdentries = NULL; - uint32_t fd_count = 0; - - if (conn == NULL) { - ret = 0; - goto out; - } + client_ctx_get(client, xlator, &tmp); - bound_xl = (xlator_t *) (conn->bound_xl); + ctx = tmp; - if (bound_xl) { - /* trans will have ref_count = 1 after this call, but its - ok since this function is called in - GF_EVENT_TRANSPORT_CLEANUP */ - frame = create_frame (this, this->ctx->pool); + if (ctx != NULL) + goto out; - pthread_mutex_lock (&(conn->lock)); - { - if (conn->ltable) { - ltable = conn->ltable; - conn->ltable = NULL; - } - } - pthread_mutex_unlock (&conn->lock); + ctx = GF_CALLOC(1, sizeof(server_ctx_t), gf_server_mt_server_conf_t); - INIT_LIST_HEAD (&file_lockers); - INIT_LIST_HEAD (&dir_lockers); + if (ctx == NULL) + goto out; - LOCK (<able->lock); - { - list_splice_init (<able->file_lockers, - &file_lockers); + ctx->fdtable = gf_fd_fdtable_alloc(); - list_splice_init (<able->dir_lockers, &dir_lockers); - } - UNLOCK (<able->lock); - free (ltable); - - flock.l_type = F_UNLCK; - flock.l_start = 0; - flock.l_len = 0; - list_for_each_entry_safe (locker, - tmp, &file_lockers, lockers) { - tmp_frame = copy_frame (frame); - /* - pid = 0 is a special case that tells posix-locks - to release all locks from this transport - */ - tmp_frame->root->pid = 0; - tmp_frame->root->trans = conn; - - if (locker->fd) { - STACK_WIND (tmp_frame, server_nop_cbk, - bound_xl, - bound_xl->fops->finodelk, - locker->volume, - locker->fd, F_SETLK, &flock); - fd_unref (locker->fd); - } else { - STACK_WIND (tmp_frame, server_nop_cbk, - bound_xl, - bound_xl->fops->inodelk, - locker->volume, - &(locker->loc), F_SETLK, &flock); - loc_wipe (&locker->loc); - } - - free (locker->volume); - - list_del_init (&locker->lockers); - free (locker); - } + if (ctx->fdtable == NULL) { + GF_FREE(ctx); + ctx = NULL; + goto out; + } - tmp = NULL; - locker = NULL; - list_for_each_entry_safe (locker, tmp, &dir_lockers, lockers) { - tmp_frame = copy_frame (frame); - - tmp_frame->root->pid = 0; - tmp_frame->root->trans = conn; - - if (locker->fd) { - STACK_WIND (tmp_frame, server_nop_cbk, - bound_xl, - bound_xl->fops->fentrylk, - locker->volume, - locker->fd, NULL, - ENTRYLK_UNLOCK, ENTRYLK_WRLCK); - fd_unref (locker->fd); - } else { - STACK_WIND (tmp_frame, server_nop_cbk, - bound_xl, - bound_xl->fops->entrylk, - locker->volume, - &(locker->loc), NULL, - ENTRYLK_UNLOCK, ENTRYLK_WRLCK); - loc_wipe (&locker->loc); - } - - free (locker->volume); - - list_del_init (&locker->lockers); - free (locker); - } + LOCK_INIT(&ctx->fdtable_lock); - pthread_mutex_lock (&(conn->lock)); - { - if (conn->fdtable) { - fdentries = gf_fd_fdtable_get_all_fds (conn->fdtable, - &fd_count); - gf_fd_fdtable_destroy (conn->fdtable); - conn->fdtable = NULL; - } - } - pthread_mutex_unlock (&conn->lock); - - if (fdentries != NULL) { - for (i = 0; i < fd_count; i++) { - fd = fdentries[i].fd; - if (fd != NULL) { - tmp_frame = copy_frame (frame); - tmp_frame->local = fd; - - STACK_WIND (tmp_frame, - server_connection_cleanup_flush_cbk, - bound_xl, - bound_xl->fops->flush, - fd); - } - } - FREE (fdentries); - } - } + setted_ctx = client_ctx_set(client, xlator, ctx); + if (ctx != setted_ctx) { + LOCK_DESTROY(&ctx->fdtable_lock); + GF_FREE(ctx->fdtable); + GF_FREE(ctx); + ctx = setted_ctx; + } - if (frame) { - state = CALL_STATE (frame); - if (state) - free (state); - STACK_DESTROY (frame->root); - } +out: + return ctx; +} - gf_log (this->name, GF_LOG_INFO, "destroyed connection of %s", - conn->id); +int +auth_set_username_passwd(dict_t *input_params, dict_t *config_params, + client_t *client) +{ + int ret = 0; + data_t *allow_user = NULL; + data_t *passwd_data = NULL; + char *username = NULL; + char *password = NULL; + char *brick_name = NULL; + char *searchstr = NULL; + char *username_str = NULL; + char *tmp = NULL; + char *username_cpy = NULL; + + ret = dict_get_str(input_params, "username", &username); + if (ret) { + gf_msg_debug("auth/login", 0, + "username not found, returning " + "DONT-CARE"); + /* For non trusted clients username and password + will not be there. So don't reject the client. + */ + ret = 0; + goto out; + } + + ret = dict_get_str(input_params, "password", &password); + if (ret) { + gf_smsg("auth/login", GF_LOG_WARNING, 0, PS_MSG_PASSWORD_NOT_FOUND, + NULL); + goto out; + } + + ret = dict_get_str(input_params, "remote-subvolume", &brick_name); + if (ret) { + gf_smsg("auth/login", GF_LOG_ERROR, 0, + PS_MSG_REMOTE_SUBVOL_NOT_SPECIFIED, NULL); + ret = -1; + goto out; + } + + ret = gf_asprintf(&searchstr, "auth.login.%s.allow", brick_name); + if (-1 == ret) { + ret = 0; + goto out; + } + + allow_user = dict_get(config_params, searchstr); + GF_FREE(searchstr); + + if (allow_user) { + username_cpy = gf_strdup(allow_user->data); + if (!username_cpy) + goto out; + + username_str = strtok_r(username_cpy, " ,", &tmp); + + while (username_str) { + if (!fnmatch(username_str, username, 0)) { + ret = gf_asprintf(&searchstr, "auth.login.%s.password", + username); + if (-1 == ret) + goto out; + + passwd_data = dict_get(config_params, searchstr); + GF_FREE(searchstr); + + if (!passwd_data) { + gf_smsg("auth/login", GF_LOG_ERROR, 0, PS_MSG_LOGIN_ERROR, + NULL); + ret = -1; + goto out; + } - FREE (conn->id); - FREE (conn); + ret = strcmp(data_to_str(passwd_data), password); + if (!ret) { + client->auth.username = gf_strdup(username); + client->auth.passwd = gf_strdup(password); + } else { + gf_smsg("auth/login", GF_LOG_ERROR, 0, PS_MSG_LOGIN_ERROR, + "username=%s", username, NULL); + } + break; + } + username_str = strtok_r(NULL, " ,", &tmp); + } + } out: - return ret; + GF_FREE(username_cpy); + + return ret; } +inode_t * +server_inode_new(inode_table_t *itable, uuid_t gfid) +{ + if (__is_root_gfid(gfid)) + return itable->root; + else + return inode_new(itable); +} -server_connection_t * -server_connection_get (xlator_t *this, const char *id) +int +unserialize_req_locklist(gfs3_setactivelk_req *req, lock_migration_info_t *lmi) { - server_connection_t *conn = NULL; - server_connection_t *trav = NULL; - server_conf_t *conf = NULL; + struct gfs3_locklist *trav = NULL; + lock_migration_info_t *temp = NULL; + int ret = -1; - conf = this->private; + trav = req->request; - pthread_mutex_lock (&conf->mutex); - { - list_for_each_entry (trav, &conf->conns, list) { - if (!strcmp (id, trav->id)) { - conn = trav; - break; - } - } + INIT_LIST_HEAD(&lmi->list); + + while (trav) { + temp = GF_CALLOC(1, sizeof(*lmi), gf_common_mt_lock_mig); + if (temp == NULL) { + gf_smsg(THIS->name, GF_LOG_ERROR, 0, PS_MSG_NO_MEM, NULL); + goto out; + } - if (!conn) { - conn = (void *) CALLOC (1, sizeof (*conn)); + INIT_LIST_HEAD(&temp->list); - conn->id = strdup (id); - conn->fdtable = gf_fd_fdtable_alloc (); - conn->ltable = gf_lock_table_new (); + gf_proto_flock_to_flock(&trav->flock, &temp->flock); - pthread_mutex_init (&conn->lock, NULL); + temp->lk_flags = trav->lk_flags; - list_add (&conn->list, &conf->conns); - } + temp->client_uid = gf_strdup(trav->client_uid); - conn->ref++; - conn->active_transports++; - } - pthread_mutex_unlock (&conf->mutex); + list_add_tail(&temp->list, &lmi->list); - return conn; -} + trav = trav->nextentry; + } + ret = 0; +out: + return ret; +} -void -server_connection_put (xlator_t *this, server_connection_t *conn) +int +unserialize_req_locklist_v2(gfx_setactivelk_req *req, + lock_migration_info_t *lmi) { - server_conf_t *conf = NULL; - server_connection_t *todel = NULL; + struct gfs3_locklist *trav = NULL; + lock_migration_info_t *temp = NULL; + int ret = -1; - if (conn == NULL) { - goto out; + trav = req->request; + + INIT_LIST_HEAD(&lmi->list); + + while (trav) { + temp = GF_CALLOC(1, sizeof(*lmi), gf_common_mt_lock_mig); + if (temp == NULL) { + gf_smsg(THIS->name, GF_LOG_ERROR, 0, PS_MSG_NO_MEM, NULL); + goto out; } - conf = this->private; + INIT_LIST_HEAD(&temp->list); - pthread_mutex_lock (&conf->mutex); - { - conn->ref--; + gf_proto_flock_to_flock(&trav->flock, &temp->flock); - if (!conn->ref) { - list_del_init (&conn->list); - todel = conn; - } - } - pthread_mutex_unlock (&conf->mutex); + temp->lk_flags = trav->lk_flags; - if (todel) { - server_connection_destroy (this, todel); - } + temp->client_uid = gf_strdup(trav->client_uid); + + list_add_tail(&temp->list, &lmi->list); + trav = trav->nextentry; + } + + ret = 0; out: - return; + return ret; } diff --git a/xlators/protocol/server/src/server-helpers.h b/xlators/protocol/server/src/server-helpers.h index 867035d3334..837fdc84f17 100644 --- a/xlators/protocol/server/src/server-helpers.h +++ b/xlators/protocol/server/src/server-helpers.h @@ -1,72 +1,107 @@ /* - Copyright (c) 2006-2009 Gluster, Inc. <http://www.gluster.com> + Copyright (c) 2010-2013 Red Hat, Inc. <http://www.redhat.com> This file is part of GlusterFS. - GlusterFS is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published - by the Free Software Foundation; either version 3 of the License, - or (at your option) any later version. - - GlusterFS is distributed in the hope that it will be useful, but - WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program. If not, see - <http://www.gnu.org/licenses/>. + This file is licensed to you under your choice of the GNU Lesser + General Public License, version 3 or any later version (LGPLv3 or + later), or the GNU General Public License, version 2 (GPLv2), in all + cases as published by the Free Software Foundation. */ -#ifndef __SERVER_HELPERS_H__ -#define __SERVER_HELPERS_H__ - -#define CALL_STATE(frame) ((server_state_t *)frame->root->state) +#ifndef _SERVER_HELPERS_H +#define _SERVER_HELPERS_H -#define BOUND_XL(frame) ((xlator_t *) CALL_STATE(frame)->bound_xl) +#include "server.h" +#include <glusterfs/defaults.h> -#define TRANSPORT_FROM_FRAME(frame) ((transport_t *) CALL_STATE(frame)->trans) +#define CALL_STATE(frame) ((server_state_t *)frame->root->state) -#define SERVER_CONNECTION(frame) \ - ((server_connection_t *) TRANSPORT_FROM_FRAME(frame)->xl_private) +#define XPRT_FROM_FRAME(frame) ((rpc_transport_t *)CALL_STATE(frame)->xprt) -#define SERVER_CONF(frame) \ - ((server_conf_t *)TRANSPORT_FROM_FRAME(frame)->xl->private) +#define SERVER_CONF(frame) \ + ((server_conf_t *)XPRT_FROM_FRAME(frame)->this->private) -#define TRANSPORT_FROM_XLATOR(this) ((((server_conf_t *)this->private))->trans) +#define XPRT_FROM_XLATOR(this) ((((server_conf_t *)this->private))->listen) -#define INODE_LRU_LIMIT(this) \ - (((server_conf_t *)(this->private))->inode_lru_limit) +#define INODE_LRU_LIMIT(this) \ + (((server_conf_t *)(this->private))->config.inode_lru_limit) #define IS_ROOT_INODE(inode) (inode == inode->table->root) -#define IS_NOT_ROOT(pathlen) ((pathlen > 2)? 1 : 0) - -char * -stat_to_str (struct stat *stbuf); - -call_frame_t * -server_copy_frame (call_frame_t *frame); - -void free_state (server_state_t *state); - -void server_loc_wipe (loc_t *loc); - -int32_t -gf_add_locker (struct _lock_table *table, const char *volume, - loc_t *loc, - fd_t *fd, - pid_t pid); +#define IS_NOT_ROOT(pathlen) ((pathlen > 2) ? 1 : 0) -int32_t -gf_del_locker (struct _lock_table *table, const char *volume, - loc_t *loc, - fd_t *fd, - pid_t pid); +void +free_state(server_state_t *state); -int32_t -gf_direntry_to_bin (dir_entry_t *head, char *bufferp); +void +server_loc_wipe(loc_t *loc); void -server_print_request (call_frame_t *frame); +server_print_request(call_frame_t *frame); -#endif /* __SERVER_HELPERS_H__ */ +call_frame_t * +get_frame_from_request(rpcsvc_request_t *req); + +int +server_connection_cleanup(xlator_t *this, struct _client *client, int32_t flags, + gf_boolean_t *fd_exist); + +int +server_build_config(xlator_t *this, server_conf_t *conf); + +int +serialize_rsp_dirent(gf_dirent_t *entries, gfs3_readdir_rsp *rsp); +int +serialize_rsp_direntp(gf_dirent_t *entries, gfs3_readdirp_rsp *rsp); +int +readdirp_rsp_cleanup(gfs3_readdirp_rsp *rsp); +int +readdir_rsp_cleanup(gfs3_readdir_rsp *rsp); +int +readdirp_rsp_cleanup_v2(gfx_readdirp_rsp *rsp); +int +readdir_rsp_cleanup_v2(gfx_readdir_rsp *rsp); +int +auth_set_username_passwd(dict_t *input_params, dict_t *config_params, + struct _client *client); + +server_ctx_t * +server_ctx_get(client_t *client, xlator_t *xlator); +int +server_process_event_upcall(xlator_t *this, void *data); + +inode_t * +server_inode_new(inode_table_t *itable, uuid_t gfid); + +int +serialize_rsp_locklist(lock_migration_info_t *locklist, + gfs3_getactivelk_rsp *rsp); +int +serialize_rsp_locklist_v2(lock_migration_info_t *locklist, + gfx_getactivelk_rsp *rsp); + +int +getactivelkinfo_rsp_cleanup(gfs3_getactivelk_rsp *rsp); +int +getactivelkinfo_rsp_cleanup_v2(gfx_getactivelk_rsp *rsp); + +int +unserialize_req_locklist(gfs3_setactivelk_req *req, lock_migration_info_t *lmi); + +int +unserialize_req_locklist_v2(gfx_setactivelk_req *req, + lock_migration_info_t *lmi); + +int +serialize_rsp_dirent(gf_dirent_t *entries, gfs3_readdir_rsp *rsp); + +int +serialize_rsp_direntp(gf_dirent_t *entries, gfs3_readdirp_rsp *rsp); + +int +serialize_rsp_dirent_v2(gf_dirent_t *entries, gfx_readdir_rsp *rsp); + +int +serialize_rsp_direntp_v2(gf_dirent_t *entries, gfx_readdirp_rsp *rsp); + +#endif /* !_SERVER_HELPERS_H */ diff --git a/xlators/protocol/server/src/server-mem-types.h b/xlators/protocol/server/src/server-mem-types.h new file mode 100644 index 00000000000..081e9f40e84 --- /dev/null +++ b/xlators/protocol/server/src/server-mem-types.h @@ -0,0 +1,27 @@ +/* + Copyright (c) 2010-2013 Red Hat, Inc. <http://www.redhat.com> + This file is part of GlusterFS. + + This file is licensed to you under your choice of the GNU Lesser + General Public License, version 3 or any later version (LGPLv3 or + later), or the GNU General Public License, version 2 (GPLv2), in all + cases as published by the Free Software Foundation. +*/ + +#ifndef __SERVER_MEM_TYPES_H__ +#define __SERVER_MEM_TYPES_H__ + +#include <glusterfs/mem-types.h> + +enum gf_server_mem_types_ { + gf_server_mt_server_conf_t = gf_common_mt_end + 1, + gf_server_mt_state_t, + gf_server_mt_dirent_rsp_t, + gf_server_mt_rsp_buf_t, + gf_server_mt_setvolume_rsp_t, + gf_server_mt_lock_mig_t, + gf_server_mt_compound_rsp_t, + gf_server_mt_child_status, + gf_server_mt_end, +}; +#endif /* __SERVER_MEM_TYPES_H__ */ diff --git a/xlators/protocol/server/src/server-messages.h b/xlators/protocol/server/src/server-messages.h new file mode 100644 index 00000000000..1b2e149cb7d --- /dev/null +++ b/xlators/protocol/server/src/server-messages.h @@ -0,0 +1,168 @@ +/* + Copyright (c) 2015 Red Hat, Inc. <http://www.redhat.com> + This file is part of GlusterFS. + + This file is licensed to you under your choice of the GNU Lesser + General Public License, version 3 or any later version (LGPLv3 or + later), or the GNU General Public License, version 2 (GPLv2), in all + cases as published by the Free Software Foundation. +*/ + +#ifndef _PS_MESSAGES_H__ +#define _PS_MESSAGES_H__ + +#include <glusterfs/glfs-message-id.h> + +/* To add new message IDs, append new identifiers at the end of the list. + * + * Never remove a message ID. If it's not used anymore, you can rename it or + * leave it as it is, but not delete it. This is to prevent reutilization of + * IDs by other messages. + * + * The component name must match one of the entries defined in + * glfs-message-id.h. + */ + +GLFS_MSGID( + PS, PS_MSG_AUTHENTICATE_ERROR, PS_MSG_VOL_VALIDATE_FAILED, + PS_MSG_AUTH_INIT_FAILED, PS_MSG_REMOTE_CLIENT_REFUSED, + PS_MSG_GFID_RESOLVE_FAILED, PS_MSG_ANONYMOUS_FD_CREATE_FAILED, + PS_MSG_NO_MEMORY, PS_MSG_FD_NOT_FOUND, PS_MSG_INVALID_ENTRY, + PS_MSG_GET_UID_FAILED, PS_MSG_UID_NOT_FOUND, PS_MSG_MAPPING_ERROR, + PS_MSG_FD_CLEANUP, PS_MSG_SERVER_CTX_GET_FAILED, PS_MSG_FDENTRY_NULL, + PS_MSG_DIR_NOT_FOUND, PS_MSG_SERVER_MSG, PS_MSG_DICT_SERIALIZE_FAIL, + PS_MSG_RW_STAT, PS_MSG_DICT_GET_FAILED, PS_MSG_LOGIN_ERROR, + PS_MSG_REMOUNT_CLIENT_REQD, PS_MSG_DEFAULTING_FILE, + PS_MSG_VOL_FILE_OPEN_FAILED, PS_MSG_STAT_ERROR, PS_MSG_SSL_NAME_SET_FAILED, + PS_MSG_ASPRINTF_FAILED, PS_MSG_CLIENT_VERSION_NOT_SET, + PS_MSG_CLIENT_ACCEPTED, PS_MSG_CLIENT_LK_VERSION_ERROR, + PS_MSG_GRACE_TIMER_EXPD, PS_MSG_SERIALIZE_REPLY_FAILED, + PS_MSG_AUTH_IP_ERROR, PS_MSG_SKIP_FORMAT_CHK, PS_MSG_INTERNET_ADDR_ERROR, + PS_MSG_CLIENT_DISCONNECTING, PS_MSG_GRACE_TIMER_START, + PS_MSG_STATEDUMP_PATH_ERROR, PS_MSG_GRP_CACHE_ERROR, PS_MSG_RPC_CONF_ERROR, + PS_MSG_TRANSPORT_ERROR, PS_MSG_SUBVOL_NULL, PS_MSG_PARENT_VOL_ERROR, + PS_MSG_RPCSVC_CREATE_FAILED, PS_MSG_RPCSVC_LISTENER_CREATE_FAILED, + PS_MSG_RPCSVC_NOTIFY, PS_MSG_PGM_REG_FAILED, PS_MSG_ULIMIT_SET_FAILED, + PS_MSG_STATFS, PS_MSG_LOOKUP_INFO, PS_MSG_LK_INFO, PS_MSG_LOCK_ERROR, + PS_MSG_INODELK_INFO, PS_MSG_ENTRYLK_INFO, PS_MSG_ACCESS_INFO, + PS_MSG_DIR_INFO, PS_MSG_MKNOD_INFO, PS_MSG_REMOVEXATTR_INFO, + PS_MSG_GETXATTR_INFO, PS_MSG_SETXATTR_INFO, PS_MSG_RENAME_INFO, + PS_MSG_LINK_INFO, PS_MSG_TRUNCATE_INFO, PS_MSG_FSTAT_INFO, + PS_MSG_FLUSH_INFO, PS_MSG_SYNC_INFO, PS_MSG_WRITE_INFO, PS_MSG_READ_INFO, + PS_MSG_CHKSUM_INFO, PS_MSG_OPEN_INFO, PS_MSG_CREATE_INFO, + PS_MSG_SETATTR_INFO, PS_MSG_XATTROP_INFO, PS_MSG_ALLOC_INFO, + PS_MSG_DISCARD_INFO, PS_MSG_ZEROFILL_INFO, PS_MSG_FD_CREATE_FAILED, + PS_MSG_WRONG_STATE, PS_MSG_CONF_DIR_INVALID, PS_MSG_MOUNT_PT_FAIL, + PS_MSG_STAT_INFO, PS_MSG_FILE_OP_FAILED, PS_MSG_GRACE_TIMER_CANCELLED, + PS_MSG_ENCODE_MSG_FAILED, PS_MSG_REPLY_SUBMIT_FAILED, + PS_MSG_RPC_NOTIFY_ERROR, PS_MSG_SERVER_EVENT_UPCALL_FAILED, + PS_MSG_SERVER_IPC_INFO, PS_MSG_SEEK_INFO, PS_MSG_COMPOUND_INFO, + PS_MSG_CLIENT_OPVERSION_GET_FAILED, PS_MSG_CHILD_STATUS_FAILED, + PS_MSG_PUT_INFO, PS_MSG_UNAUTHORIZED_CLIENT, PS_MSG_RECONFIGURE_FAILED, + PS_MSG_SET_STATEDUMP_PATH_ERROR, PS_MSG_INIT_GRP_CACHE_ERROR, + PS_MSG_RPC_CONFIGURE_FAILED, PS_MSG_TRANSPORT_TYPE_NOT_SET, + PS_MSG_GET_TOTAL_AVAIL_TRANSPORT_FAILED, PS_MSG_INVLAID_UPCALL_EVENT, + PS_MSG_SERVER_CHILD_EVENT_FAILED, PS_MSG_SETACTIVELK_INFO, + PS_MSG_GETACTIVELK_INFO, PS_MSG_WRONG_VALUE, PS_MSG_PASSWORD_NOT_FOUND, + PS_MSG_REMOTE_SUBVOL_NOT_SPECIFIED, PS_MSG_NO_MEM); + +#define PS_MSG_SERIALIZE_REPLY_FAILED_STR "Failed to serialize reply" +#define PS_MSG_AUTH_IP_ERROR_STR "assuming 'auth.ip' to be 'auth.addr'" +#define PS_MSG_SKIP_FORMAT_CHK_STR "skip format check for non-addr auth option" +#define PS_MSG_INTERNET_ADDR_ERROR_STR \ + "internet address does not confirm to standards" +#define PS_MSG_AUTHENTICATE_ERROR_STR \ + "volume defined as subvolume, but no authentication defined for the same" +#define PS_MSG_CLIENT_DISCONNECTING_STR "disconnecting connection" +#define PS_MSG_DICT_GET_FAILED_STR "failed to get" +#define PS_MSG_NO_MEMORY_STR "Memory accounting init failed" +#define PS_MSG_INVALID_ENTRY_STR \ + "'trace' takes on only boolean values. Neglecting option" +#define PS_MSG_STATEDUMP_PATH_ERROR_STR \ + "Error while reconfiguring statedump path" +#define PS_MSG_GRP_CACHE_ERROR_STR "Failed to reconfigure group cache." +#define PS_MSG_RPC_CONF_ERROR_STR "No rpc_conf !!!!" +#define PS_MSG_CLIENT_ACCEPTED_STR \ + "authorized client, hence we continue with this connection" +#define PS_MSG_UNAUTHORIZED_CLIENT_STR \ + "unauthorized client, hence terminating the connection" +#define PS_MSG_RECONFIGURE_FAILED_STR \ + "Failed to reconfigure outstanding-rpc-limit" +#define PS_MSG_TRANSPORT_ERROR_STR "Reconfigure not found for transport" +#define PS_MSG_SUBVOL_NULL_STR "protocol/server should have subvolume" +#define PS_MSG_PARENT_VOL_ERROR_STR \ + "protocol/server should not have parent volumes" +#define PS_MSG_SET_STATEDUMP_PATH_ERROR_STR "Error setting statedump path" +#define PS_MSG_INIT_GRP_CACHE_ERROR_STR "Failed to initialize group cache." +#define PS_MSG_RPCSVC_CREATE_FAILED_STR "creation of rpcsvc failed" +#define PS_MSG_RPC_CONFIGURE_FAILED_STR \ + "Failed to configure outstanding-rpc-limit" +#define PS_MSG_TRANSPORT_TYPE_NOT_SET_STR "option transport-type not set" +#define PS_MSG_GET_TOTAL_AVAIL_TRANSPORT_FAILED_STR \ + "failed to get total number of available tranpsorts" +#define PS_MSG_RPCSVC_LISTENER_CREATE_FAILED_STR "creation of listener failed" +#define PS_MSG_RPCSVC_NOTIFY_STR "registration of notify with rpcsvc failed" +#define PS_MSG_PGM_REG_FAILED_STR "registration of program failed" +#define PS_MSG_ULIMIT_SET_FAILED_STR "WARNING: Failed to set 'ulimit -n 1M'" +#define PS_MSG_FD_NOT_FOUND_STR "Failed to set max open fd to 64k" +#define PS_MSG_VOL_FILE_OPEN_FAILED_STR \ + "volfile-id argument not given. This is mandatory argument, defaulting " \ + "to 'gluster'" +#define PS_MSG_INVLAID_UPCALL_EVENT_STR "Received invalid upcall event" +#define PS_MSG_CHILD_STATUS_FAILED_STR "No xlator is found in child status list" +#define PS_MSG_SERVER_EVENT_UPCALL_FAILED_STR \ + "server_process_event_upcall failed" +#define PS_MSG_SERVER_CHILD_EVENT_FAILED_STR "server_process_child_event failed" +#define PS_MSG_STATFS_STR "STATFS" +#define PS_MSG_LOOKUP_INFO_STR "LOOKUP info" +#define PS_MSG_LK_INFO_STR "LEASE info" +#define PS_MSG_INODELK_INFO_STR "INODELK info" +#define PS_MSG_DIR_INFO_STR "MKDIR info" +#define PS_MSG_MKNOD_INFO_STR "MKNOD info" +#define PS_MSG_REMOVEXATTR_INFO_STR "REMOVEXATTR info" +#define PS_MSG_GETXATTR_INFO_STR "GETXATTR info" +#define PS_MSG_SETXATTR_INFO_STR "SETXATTR info" +#define PS_MSG_RENAME_INFO_STR "RENAME inf" +#define PS_MSG_LINK_INFO_STR "LINK info" +#define PS_MSG_TRUNCATE_INFO_STR "TRUNCATE info" +#define PS_MSG_STAT_INFO_STR "STAT info" +#define PS_MSG_FLUSH_INFO_STR "FLUSH info" +#define PS_MSG_SYNC_INFO_STR "SYNC info" +#define PS_MSG_WRITE_INFO_STR "WRITE info" +#define PS_MSG_READ_INFO_STR "READ info" +#define PS_MSG_CHKSUM_INFO_STR "CHKSUM info" +#define PS_MSG_OPEN_INFO_STR "OPEN info" +#define PS_MSG_XATTROP_INFO_STR "XATTROP info" +#define PS_MSG_ALLOC_INFO_STR "ALLOC info" +#define PS_MSG_DISCARD_INFO_STR "DISCARD info" +#define PS_MSG_ZEROFILL_INFO_STR "ZEROFILL info" +#define PS_MSG_SERVER_IPC_INFO_STR "IPC info" +#define PS_MSG_SEEK_INFO_STR "SEEK info" +#define PS_MSG_SETACTIVELK_INFO_STR "SETACTIVELK info" +#define PS_MSG_CREATE_INFO_STR "CREATE info" +#define PS_MSG_PUT_INFO_STR "PUT info" +#define PS_MSG_FD_CREATE_FAILED_STR "could not create the fd" +#define PS_MSG_GETACTIVELK_INFO_STR "GETACTIVELK info" +#define PS_MSG_ENTRYLK_INFO_STR "ENTRYLK info" +#define PS_MSG_ACCESS_INFO_STR "ACCESS info" +#define PS_MSG_SETATTR_INFO_STR "SETATTR info" +#define PS_MSG_SERVER_CTX_GET_FAILED_STR "server_ctx_get() failed" +#define PS_MSG_LOCK_ERROR_STR "Unknown lock type" +#define PS_MSG_GET_UID_FAILED_STR "getpwuid_r failed" +#define PS_MSG_UID_NOT_FOUND_STR "getpwuid_r found nothing" +#define PS_MSG_MAPPING_ERROR_STR "could not map to group list" +#define PS_MSG_FD_CLEANUP_STR "fd cleanup" +#define PS_MSG_FDENTRY_NULL_STR "no fdentry to clean" +#define PS_MSG_WRONG_VALUE_STR \ + "wrong value for 'verify-volfile-checksum', Neglecting option" +#define PS_MSG_DIR_NOT_FOUND_STR "Directory doesnot exist" +#define PS_MSG_CONF_DIR_INVALID_STR "invalid conf_dir" +#define PS_MSG_SERVER_MSG_STR "server msg" +#define PS_MSG_DICT_SERIALIZE_FAIL_STR "failed to serialize reply dict" +#define PS_MSG_MOUNT_PT_FAIL_STR "mount point fail" +#define PS_MSG_RW_STAT_STR "stat" +#define PS_MSG_PASSWORD_NOT_FOUND_STR "password not found, returning DONT-CARE" +#define PS_MSG_REMOTE_SUBVOL_NOT_SPECIFIED_STR "remote-subvolume not specified" +#define PS_MSG_LOGIN_ERROR_STR "wrong password for user" +#define PS_MSG_NO_MEM_STR "No memory" +#endif /* !_PS_MESSAGES_H__ */ diff --git a/xlators/protocol/server/src/server-protocol.c b/xlators/protocol/server/src/server-protocol.c deleted file mode 100644 index 6af276ec886..00000000000 --- a/xlators/protocol/server/src/server-protocol.c +++ /dev/null @@ -1,6873 +0,0 @@ -/* - Copyright (c) 2006-2009 Gluster, Inc. <http://www.gluster.com> - This file is part of GlusterFS. - - GlusterFS is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published - by the Free Software Foundation; either version 3 of the License, - or (at your option) any later version. - - GlusterFS is distributed in the hope that it will be useful, but - WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program. If not, see - <http://www.gnu.org/licenses/>. -*/ - - -#ifndef _CONFIG_H -#define _CONFIG_H -#include "config.h" -#endif -#include <time.h> -#include <sys/uio.h> -#include <sys/resource.h> - -#include <libgen.h> - -#include "transport.h" -#include "fnmatch.h" -#include "xlator.h" -#include "protocol.h" -#include "server-protocol.h" -#include "server-helpers.h" -#include "call-stub.h" -#include "defaults.h" -#include "list.h" -#include "dict.h" -#include "compat.h" -#include "compat-errno.h" -#include "statedump.h" -#include "md5.h" - - -void -print_caller (char *str, int size, call_frame_t *frame) -{ - int filled = 0; - server_state_t *state = NULL; - transport_t *trans = NULL; - - state = CALL_STATE (frame); - trans = state->trans; - - filled += snprintf (str + filled, size - filled, - " Callid=%"PRId64", Client=%s", - frame->root->unique, - trans->peerinfo.identifier); - - return; -} - - -void -server_print_resolve (char *str, int size, server_resolve_t *resolve) -{ - int filled = 0; - - if (!resolve) { - snprintf (str, size, "<nul>"); - return; - } - - filled += snprintf (str + filled, size - filled, - " Resolve={"); - if (resolve->fd_no != -1) - filled += snprintf (str + filled, size - filled, - "fd=%"PRId64",", (uint64_t) resolve->fd_no); - if (resolve->ino) - filled += snprintf (str + filled, size - filled, - "ino=%"PRIu64",", (uint64_t) resolve->ino); - if (resolve->par) - filled += snprintf (str + filled, size - filled, - "par=%"PRIu64",", (uint64_t) resolve->par); - if (resolve->gen) - filled += snprintf (str + filled, size - filled, - "gen=%"PRIu64",", (uint64_t) resolve->gen); - if (resolve->bname) - filled += snprintf (str + filled, size - filled, - "bname=%s,", resolve->bname); - if (resolve->path) - filled += snprintf (str + filled, size - filled, - "path=%s", resolve->path); - - filled += snprintf (str + filled, size - filled, "}"); -} - - -void -server_print_loc (char *str, int size, loc_t *loc) -{ - int filled = 0; - - if (!loc) { - snprintf (str, size, "<nul>"); - return; - } - - filled += snprintf (str + filled, size - filled, - " Loc={"); - - if (loc->path) - filled += snprintf (str + filled, size - filled, - "path=%s,", loc->path); - if (loc->inode) - filled += snprintf (str + filled, size - filled, - "inode=%p,", loc->inode); - if (loc->parent) - filled += snprintf (str + filled, size - filled, - "parent=%p", loc->parent); - - filled += snprintf (str + filled, size - filled, "}"); -} - - -void -server_print_params (char *str, int size, server_state_t *state) -{ - int filled = 0; - - filled += snprintf (str + filled, size - filled, - " Params={"); - - if (state->fd) - filled += snprintf (str + filled, size - filled, - "fd=%p,", state->fd); - if (state->valid) - filled += snprintf (str + filled, size - filled, - "valid=%d,", state->valid); - if (state->flags) - filled += snprintf (str + filled, size - filled, - "flags=%d,", state->flags); - if (state->wbflags) - filled += snprintf (str + filled, size - filled, - "wbflags=%d,", state->wbflags); - if (state->size) - filled += snprintf (str + filled, size - filled, - "size=%Zu,", state->size); - if (state->offset) - filled += snprintf (str + filled, size - filled, - "offset=%"PRId64",", state->offset); - if (state->cmd) - filled += snprintf (str + filled, size - filled, - "cmd=%d,", state->cmd); - if (state->type) - filled += snprintf (str + filled, size - filled, - "type=%d,", state->type); - if (state->name) - filled += snprintf (str + filled, size - filled, - "name=%s,", state->name); - if (state->mask) - filled += snprintf (str + filled, size - filled, - "mask=%d,", state->mask); - if (state->volume) - filled += snprintf (str + filled, size - filled, - "volume=%s,", state->volume); - - filled += snprintf (str + filled, size - filled, - "bound_xl=%s}", state->bound_xl->name); -} - - -int -server_resolve_is_empty (server_resolve_t *resolve) -{ - if (resolve->fd_no != -1) - return 0; - - if (resolve->ino != 0) - return 0; - - if (resolve->gen != 0) - return 0; - - if (resolve->par != 0) - return 0; - - if (resolve->path != 0) - return 0; - - if (resolve->bname != 0) - return 0; - - return 1; -} - - -void -server_print_reply (call_frame_t *frame, int op_ret, int op_errno) -{ - server_conf_t *conf = NULL; - server_state_t *state = NULL; - xlator_t *this = NULL; - char caller[512]; - char fdstr[32]; - char *op = "UNKNOWN"; - - this = frame->this; - conf = this->private; - - if (!conf->trace) - return; - - state = CALL_STATE (frame); - - print_caller (caller, 256, frame); - - switch (frame->root->type) { - case GF_OP_TYPE_FOP_REQUEST: - case GF_OP_TYPE_FOP_REPLY: - op = gf_fop_list[frame->root->op]; - break; - case GF_OP_TYPE_MOP_REQUEST: - case GF_OP_TYPE_MOP_REPLY: - op = gf_mop_list[frame->root->op]; - break; - case GF_OP_TYPE_CBK_REQUEST: - case GF_OP_TYPE_CBK_REPLY: - op = gf_cbk_list[frame->root->op]; - break; - } - - fdstr[0] = '\0'; - if (state->fd) - snprintf (fdstr, 32, " fd=%p", state->fd); - - gf_log (this->name, GF_LOG_NORMAL, - "%s%s => (%d, %d)%s", - op, caller, op_ret, op_errno, fdstr); -} - - -void -server_print_request (call_frame_t *frame) -{ - server_conf_t *conf = NULL; - xlator_t *this = NULL; - server_state_t *state = NULL; - char resolve_vars[256]; - char resolve2_vars[256]; - char loc_vars[256]; - char loc2_vars[256]; - char other_vars[512]; - char caller[512]; - char *op = "UNKNOWN"; - - this = frame->this; - conf = this->private; - - state = CALL_STATE (frame); - - if (!conf->trace) - return; - - memset (resolve_vars, '\0', 256); - memset (resolve2_vars, '\0', 256); - memset (loc_vars, '\0', 256); - memset (loc2_vars, '\0', 256); - memset (other_vars, '\0', 256); - - print_caller (caller, 256, frame); - - if (!server_resolve_is_empty (&state->resolve)) { - server_print_resolve (resolve_vars, 256, &state->resolve); - server_print_loc (loc_vars, 256, &state->loc); - } - - if (!server_resolve_is_empty (&state->resolve2)) { - server_print_resolve (resolve2_vars, 256, &state->resolve2); - server_print_loc (loc2_vars, 256, &state->loc2); - } - - server_print_params (other_vars, 512, state); - - switch (frame->root->type) { - case GF_OP_TYPE_FOP_REQUEST: - case GF_OP_TYPE_FOP_REPLY: - op = gf_fop_list[frame->root->op]; - break; - case GF_OP_TYPE_MOP_REQUEST: - case GF_OP_TYPE_MOP_REPLY: - op = gf_mop_list[frame->root->op]; - break; - case GF_OP_TYPE_CBK_REQUEST: - case GF_OP_TYPE_CBK_REPLY: - op = gf_cbk_list[frame->root->op]; - break; - } - - gf_log (this->name, GF_LOG_NORMAL, - "%s%s%s%s%s%s%s", - gf_fop_list[frame->root->op], caller, - resolve_vars, loc_vars, resolve2_vars, loc2_vars, other_vars); -} - - -static void -protocol_server_reply (call_frame_t *frame, int type, int op, - gf_hdr_common_t *hdr, size_t hdrlen, - struct iovec *vector, int count, - struct iobref *iobref) -{ - server_state_t *state = NULL; - xlator_t *bound_xl = NULL; - transport_t *trans = NULL; - int ret = 0; - - xlator_t *this = NULL; - - bound_xl = BOUND_XL (frame); - state = CALL_STATE (frame); - trans = state->trans; - this = frame->this; - - hdr->callid = hton64 (frame->root->unique); - hdr->type = hton32 (type); - hdr->op = hton32 (op); - - server_print_reply (frame, ntoh32 (hdr->rsp.op_ret), - gf_error_to_errno (ntoh32 (hdr->rsp.op_errno))); - - ret = transport_submit (trans, (char *)hdr, hdrlen, vector, - count, iobref); - if (ret < 0) { - gf_log ("protocol/server", GF_LOG_ERROR, - "frame %"PRId64": failed to submit. op= %d, type= %d", - frame->root->unique, op, type); - } - - STACK_DESTROY (frame->root); - - if (state) - free_state (state); - -} - - -/* - * server_setdents_cbk - writedir callback for server protocol - * @frame: call frame - * @cookie: - * @this: - * @op_ret: return value - * @op_errno: errno - * - * not for external reference - */ -int -server_setdents_cbk (call_frame_t *frame, void *cookie, xlator_t *this, - int32_t op_ret, int32_t op_errno) -{ - gf_hdr_common_t *hdr = NULL; - gf_fop_setdents_rsp_t *rsp = NULL; - size_t hdrlen = 0; - int32_t gf_errno = 0; - - hdrlen = gf_hdr_len (rsp, 0); - hdr = gf_hdr_new (rsp, 0); - rsp = gf_param (hdr); - - hdr->rsp.op_ret = hton32 (op_ret); - gf_errno = gf_errno_to_error (op_errno); - hdr->rsp.op_errno = hton32 (gf_errno); - - protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_FOP_SETDENTS, - hdr, hdrlen, NULL, 0, NULL); - - return 0; -} - -/* - * server_lk_cbk - lk callback for server protocol - * @frame: call frame - * @cookie: - * @this: - * @op_ret: - * @op_errno: - * @lock: - * - * not for external reference - */ -int -server_lk_cbk (call_frame_t *frame, void *cookie, xlator_t *this, - int32_t op_ret, int32_t op_errno, struct flock *lock) -{ - gf_hdr_common_t *hdr = NULL; - gf_fop_lk_rsp_t *rsp = NULL; - size_t hdrlen = 0; - int32_t gf_errno = 0; - server_state_t *state = NULL; - - hdrlen = gf_hdr_len (rsp, 0); - hdr = gf_hdr_new (rsp, 0); - rsp = gf_param (hdr); - - hdr->rsp.op_ret = hton32 (op_ret); - gf_errno = gf_errno_to_error (op_errno); - hdr->rsp.op_errno = hton32 (gf_errno); - - if (op_ret == 0) { - gf_flock_from_flock (&rsp->flock, lock); - } else if (op_errno != ENOSYS) { - state = CALL_STATE(frame); - - gf_log (this->name, GF_LOG_TRACE, - "%"PRId64": LK %"PRId64" (%"PRId64") ==> %"PRId32" (%s)", - frame->root->unique, state->resolve.fd_no, - state->fd ? state->fd->inode->ino : 0, op_ret, - strerror (op_errno)); - } - - protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_FOP_LK, - hdr, hdrlen, NULL, 0, NULL); - - return 0; -} - - -int -server_inodelk_cbk (call_frame_t *frame, void *cookie, xlator_t *this, - int32_t op_ret, int32_t op_errno) -{ - server_connection_t *conn = NULL; - gf_hdr_common_t *hdr = NULL; - gf_fop_inodelk_rsp_t *rsp = NULL; - server_state_t *state = NULL; - size_t hdrlen = 0; - int32_t gf_errno = 0; - - conn = SERVER_CONNECTION(frame); - - state = CALL_STATE(frame); - - hdrlen = gf_hdr_len (rsp, 0); - hdr = gf_hdr_new (rsp, 0); - rsp = gf_param (hdr); - - hdr->rsp.op_ret = hton32 (op_ret); - gf_errno = gf_errno_to_error (op_errno); - hdr->rsp.op_errno = hton32 (gf_errno); - - if (op_ret >= 0) { - if (state->flock.l_type == F_UNLCK) - gf_del_locker (conn->ltable, state->volume, - &state->loc, NULL, frame->root->pid); - else - gf_add_locker (conn->ltable, state->volume, - &state->loc, NULL, frame->root->pid); - } else if (op_errno != ENOSYS) { - gf_log (this->name, GF_LOG_TRACE, - "%"PRId64": INODELK %s (%"PRId64") ==> %"PRId32" (%s)", - frame->root->unique, state->loc.path, - state->loc.inode ? state->loc.inode->ino : 0, op_ret, - strerror (op_errno)); - } - - protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_FOP_INODELK, - hdr, hdrlen, NULL, 0, NULL); - - return 0; -} - - -int -server_finodelk_cbk (call_frame_t *frame, void *cookie, xlator_t *this, - int32_t op_ret, int32_t op_errno) -{ - server_connection_t *conn = NULL; - gf_hdr_common_t *hdr = NULL; - gf_fop_finodelk_rsp_t *rsp = NULL; - server_state_t *state = NULL; - size_t hdrlen = 0; - int32_t gf_errno = 0; - - conn = SERVER_CONNECTION(frame); - - hdrlen = gf_hdr_len (rsp, 0); - hdr = gf_hdr_new (rsp, 0); - rsp = gf_param (hdr); - - hdr->rsp.op_ret = hton32 (op_ret); - gf_errno = gf_errno_to_error (op_errno); - hdr->rsp.op_errno = hton32 (gf_errno); - - state = CALL_STATE(frame); - - if (op_ret >= 0) { - if (state->flock.l_type == F_UNLCK) - gf_del_locker (conn->ltable, state->volume, - NULL, state->fd, - frame->root->pid); - else - gf_add_locker (conn->ltable, state->volume, - NULL, state->fd, - frame->root->pid); - } else if (op_errno != ENOSYS) { - gf_log (this->name, GF_LOG_TRACE, - "%"PRId64": FINODELK %"PRId64" (%"PRId64") ==> %"PRId32" (%s)", - frame->root->unique, state->resolve.fd_no, - state->fd ? state->fd->inode->ino : 0, op_ret, - strerror (op_errno)); - } - - protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_FOP_FINODELK, - hdr, hdrlen, NULL, 0, NULL); - - return 0; -} - - -/* - * server_entrylk_cbk - - * @frame: call frame - * @cookie: - * @this: - * @op_ret: - * @op_errno: - * @lock: - * - * not for external reference - */ -int -server_entrylk_cbk (call_frame_t *frame, void *cookie, xlator_t *this, - int32_t op_ret, int32_t op_errno) -{ - server_connection_t *conn = NULL; - gf_hdr_common_t *hdr = NULL; - gf_fop_entrylk_rsp_t *rsp = NULL; - server_state_t *state = NULL; - size_t hdrlen = 0; - int32_t gf_errno = 0; - - conn = SERVER_CONNECTION(frame); - - state = CALL_STATE(frame); - - hdrlen = gf_hdr_len (rsp, 0); - hdr = gf_hdr_new (rsp, 0); - rsp = gf_param (hdr); - - hdr->rsp.op_ret = hton32 (op_ret); - gf_errno = gf_errno_to_error (op_errno); - hdr->rsp.op_errno = hton32 (gf_errno); - - if (op_ret >= 0) { - if (state->cmd == ENTRYLK_UNLOCK) - gf_del_locker (conn->ltable, state->volume, - &state->loc, NULL, frame->root->pid); - else - gf_add_locker (conn->ltable, state->volume, - &state->loc, NULL, frame->root->pid); - } else if (op_errno != ENOSYS) { - gf_log (this->name, GF_LOG_TRACE, - "%"PRId64": INODELK %s (%"PRId64") ==> %"PRId32" (%s)", - frame->root->unique, state->loc.path, - state->loc.inode ? state->loc.inode->ino : 0, op_ret, - strerror (op_errno)); - } - - protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_FOP_ENTRYLK, - hdr, hdrlen, NULL, 0, NULL); - - return 0; -} - - -int -server_fentrylk_cbk (call_frame_t *frame, void *cookie, xlator_t *this, - int32_t op_ret, int32_t op_errno) -{ - server_connection_t *conn = NULL; - gf_hdr_common_t *hdr = NULL; - gf_fop_fentrylk_rsp_t *rsp = NULL; - server_state_t *state = NULL; - size_t hdrlen = 0; - int32_t gf_errno = 0; - - conn = SERVER_CONNECTION(frame); - - hdrlen = gf_hdr_len (rsp, 0); - hdr = gf_hdr_new (rsp, 0); - rsp = gf_param (hdr); - - hdr->rsp.op_ret = hton32 (op_ret); - gf_errno = gf_errno_to_error (op_errno); - hdr->rsp.op_errno = hton32 (gf_errno); - - if (op_ret >= 0) { - state = CALL_STATE(frame); - if (state->cmd == ENTRYLK_UNLOCK) - gf_del_locker (conn->ltable, state->volume, - NULL, state->fd, frame->root->pid); - else - gf_add_locker (conn->ltable, state->volume, - NULL, state->fd, frame->root->pid); - } else if (op_errno != ENOSYS) { - gf_log (this->name, GF_LOG_TRACE, - "%"PRId64": FENTRYLK %"PRId64" (%"PRId64") ==> %"PRId32" (%s)", - frame->root->unique, state->resolve.fd_no, - state->fd ? state->fd->inode->ino : 0, op_ret, - strerror (op_errno)); - } - - protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_FOP_FENTRYLK, - hdr, hdrlen, NULL, 0, NULL); - - return 0; -} - - -/* - * server_access_cbk - access callback for server protocol - * @frame: call frame - * @cookie: - * @this: - * @op_ret: - * @op_errno: - * - * not for external reference - */ -int -server_access_cbk (call_frame_t *frame, void *cookie, xlator_t *this, - int32_t op_ret, int32_t op_errno) -{ - gf_hdr_common_t *hdr = NULL; - gf_fop_access_rsp_t *rsp = NULL; - server_state_t *state = NULL; - size_t hdrlen = 0; - int32_t gf_errno = 0; - - state = CALL_STATE(frame); - - hdrlen = gf_hdr_len (rsp, 0); - hdr = gf_hdr_new (rsp, 0); - rsp = gf_param (hdr); - - hdr->rsp.op_ret = hton32 (op_ret); - gf_errno = gf_errno_to_error (op_errno); - hdr->rsp.op_errno = hton32 (gf_errno); - - protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_FOP_ACCESS, - hdr, hdrlen, NULL, 0, NULL); - - return 0; -} - -/* - * server_rmdir_cbk - rmdir callback for server protocol - * @frame: call frame - * @cookie: - * @this: - * @op_ret: - * @op_errno: - * - * not for external reference - */ -int -server_rmdir_cbk (call_frame_t *frame, void *cookie, xlator_t *this, - int32_t op_ret, int32_t op_errno, struct stat *preparent, - struct stat *postparent) -{ - gf_hdr_common_t *hdr = NULL; - gf_fop_rmdir_rsp_t *rsp = NULL; - server_state_t *state = NULL; - int32_t gf_errno = 0; - size_t hdrlen = 0; - inode_t *parent = NULL; - - state = CALL_STATE(frame); - - if (op_ret == 0) { - inode_unlink (state->loc.inode, state->loc.parent, - state->loc.name); - parent = inode_parent (state->loc.inode, 0, NULL); - if (parent) - inode_unref (parent); - else - inode_forget (state->loc.inode, 0); - } else { - gf_log (this->name, GF_LOG_TRACE, - "%"PRId64": RMDIR %s (%"PRId64") ==> %"PRId32" (%s)", - frame->root->unique, state->loc.path, - state->loc.inode ? state->loc.inode->ino : 0, - op_ret, strerror (op_errno)); - } - - hdrlen = gf_hdr_len (rsp, 0); - hdr = gf_hdr_new (rsp, 0); - rsp = gf_param (hdr); - - hdr->rsp.op_ret = hton32 (op_ret); - gf_errno = gf_errno_to_error (op_errno); - hdr->rsp.op_errno = hton32 (gf_errno); - - if (op_ret == 0) { - gf_stat_from_stat (&rsp->preparent, preparent); - gf_stat_from_stat (&rsp->postparent, postparent); - } - - protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_FOP_RMDIR, - hdr, hdrlen, NULL, 0, NULL); - - return 0; -} - -/* - * server_mkdir_cbk - mkdir callback for server protocol - * @frame: call frame - * @cookie: - * @this: - * @op_ret: - * @op_errno: - * @stbuf: - * - * not for external reference - */ -int -server_mkdir_cbk (call_frame_t *frame, void *cookie, xlator_t *this, - int32_t op_ret, int32_t op_errno, inode_t *inode, - struct stat *stbuf, struct stat *preparent, - struct stat *postparent) -{ - gf_hdr_common_t *hdr = NULL; - gf_fop_mkdir_rsp_t *rsp = NULL; - server_state_t *state = NULL; - size_t hdrlen = 0; - int32_t gf_errno = 0; - inode_t *link_inode = NULL; - - state = CALL_STATE(frame); - - hdrlen = gf_hdr_len (rsp, 0); - hdr = gf_hdr_new (rsp, 0); - rsp = gf_param (hdr); - - hdr->rsp.op_ret = hton32 (op_ret); - gf_errno = gf_errno_to_error (op_errno); - hdr->rsp.op_errno = hton32 (gf_errno); - - if (op_ret >= 0) { - gf_stat_from_stat (&rsp->stat, stbuf); - gf_stat_from_stat (&rsp->preparent, preparent); - gf_stat_from_stat (&rsp->postparent, postparent); - - link_inode = inode_link (inode, state->loc.parent, - state->loc.name, stbuf); - inode_lookup (link_inode); - inode_unref (link_inode); - } else { - gf_log (this->name, GF_LOG_TRACE, - "%"PRId64": MKDIR %s ==> %"PRId32" (%s)", - frame->root->unique, state->loc.path, - op_ret, strerror (op_errno)); - } - - protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_FOP_MKDIR, - hdr, hdrlen, NULL, 0, NULL); - - return 0; -} - -/* - * server_mknod_cbk - mknod callback for server protocol - * @frame: call frame - * @cookie: - * @this: - * @op_ret: - * @op_errno: - * @stbuf: - * - * not for external reference - */ -int -server_mknod_cbk (call_frame_t *frame, void *cookie, xlator_t *this, - int32_t op_ret, int32_t op_errno, - inode_t *inode, struct stat *stbuf, struct stat *preparent, - struct stat *postparent) -{ - gf_hdr_common_t *hdr = NULL; - gf_fop_mknod_rsp_t *rsp = NULL; - server_state_t *state = NULL; - int32_t gf_errno = 0; - size_t hdrlen = 0; - inode_t *link_inode = NULL; - - state = CALL_STATE(frame); - - hdrlen = gf_hdr_len (rsp, 0); - hdr = gf_hdr_new (rsp, 0); - rsp = gf_param (hdr); - - hdr->rsp.op_ret = hton32 (op_ret); - gf_errno = gf_errno_to_error (op_errno); - hdr->rsp.op_errno = hton32 (gf_errno); - - if (op_ret >= 0) { - gf_stat_from_stat (&rsp->stat, stbuf); - gf_stat_from_stat (&rsp->preparent, preparent); - gf_stat_from_stat (&rsp->postparent, postparent); - - link_inode = inode_link (inode, state->loc.parent, - state->loc.name, stbuf); - inode_lookup (link_inode); - inode_unref (link_inode); - } else { - gf_log (this->name, GF_LOG_TRACE, - "%"PRId64": MKNOD %s ==> %"PRId32" (%s)", - frame->root->unique, state->loc.path, - op_ret, strerror (op_errno)); - } - - protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_FOP_MKNOD, - hdr, hdrlen, NULL, 0, NULL); - - return 0; -} - -/* - * server_fsyncdir_cbk - fsyncdir callback for server protocol - * @frame: call frame - * @cookie: - * @this: - * @op_ret: - * @op_errno: - * - * not for external reference - */ -int -server_fsyncdir_cbk (call_frame_t *frame, void *cookie, xlator_t *this, - int32_t op_ret, int32_t op_errno) -{ - gf_hdr_common_t *hdr = NULL; - gf_fop_fsyncdir_rsp_t *rsp = NULL; - size_t hdrlen = 0; - int32_t gf_errno = 0; - server_state_t *state = NULL; - - hdrlen = gf_hdr_len (rsp, 0); - hdr = gf_hdr_new (rsp, 0); - rsp = gf_param (hdr); - - if (op_ret < 0) { - state = CALL_STATE(frame); - - gf_log (this->name, GF_LOG_TRACE, - "%"PRId64": FSYNCDIR %"PRId64" (%"PRId64") ==> %"PRId32" (%s)", - frame->root->unique, state->resolve.fd_no, - state->fd ? state->fd->inode->ino : 0, op_ret, - strerror (op_errno)); - } - - hdr->rsp.op_ret = hton32 (op_ret); - gf_errno = gf_errno_to_error (op_errno); - hdr->rsp.op_errno = hton32 (gf_errno); - - protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_FOP_FSYNCDIR, - hdr, hdrlen, NULL, 0, NULL); - - return 0; -} - - -/* - * server_getdents_cbk - readdir callback for server protocol - * @frame: call frame - * @cookie: - * @this: - * @op_ret: return value - * @op_errno: errno - * @entries: - * @count: - * - * not for external reference - */ -int -server_getdents_cbk (call_frame_t *frame, void *cookie, xlator_t *this, - int32_t op_ret, int32_t op_errno, dir_entry_t *entries, - int32_t count) -{ - gf_hdr_common_t *hdr = NULL; - gf_fop_getdents_rsp_t *rsp = NULL; - size_t hdrlen = 0; - int32_t vec_count = 0; - int32_t gf_errno = 0; - struct iobref *iobref = NULL; - struct iobuf *iobuf = NULL; - size_t buflen = 0; - struct iovec vector[1]; - server_state_t *state = NULL; - - state = CALL_STATE(frame); - - if (op_ret >= 0) { - iobuf = iobuf_get (this->ctx->iobuf_pool); - if (!iobuf) { - op_ret = -1; - op_errno = ENOMEM; - goto out; - } - - buflen = gf_direntry_to_bin (entries, iobuf->ptr); - if (buflen < 0) { - gf_log (this->name, GF_LOG_ERROR, - "fd - %"PRId64" (%"PRId64"): failed to convert " - "entries list to string buffer", - state->resolve.fd_no, state->fd->inode->ino); - op_ret = -1; - op_errno = EINVAL; - goto out; - } - - iobref = iobref_new (); - if (iobref == NULL) { - gf_log (this->name, GF_LOG_ERROR, - "fd - %"PRId64" (%"PRId64"): failed to get iobref", - state->resolve.fd_no, state->fd->inode->ino); - op_ret = -1; - op_errno = ENOMEM; - goto out; - } - - iobref_add (iobref, iobuf); - - vector[0].iov_base = iobuf->ptr; - vector[0].iov_len = buflen; - vec_count = 1; - } else { - gf_log (this->name, GF_LOG_TRACE, - "%"PRId64": GETDENTS %"PRId64" (%"PRId64"): %"PRId32" (%s)", - frame->root->unique, - state->resolve.fd_no, - state->fd ? state->fd->inode->ino : 0, - op_ret, strerror (op_errno)); - vector[0].iov_base = NULL; - vector[0].iov_len = 0; - } - -out: - hdrlen = gf_hdr_len (rsp, 0); - hdr = gf_hdr_new (rsp, 0); - rsp = gf_param (hdr); - - rsp->count = hton32 (count); - - hdr->rsp.op_ret = hton32 (op_ret); - gf_errno = gf_errno_to_error (op_errno); - hdr->rsp.op_errno = hton32 (gf_errno); - - protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_FOP_GETDENTS, - hdr, hdrlen, vector, vec_count, iobref); - - if (iobref) - iobref_unref (iobref); - if (iobuf) - iobuf_unref (iobuf); - - return 0; -} - - -/* - * server_readdir_cbk - getdents callback for server protocol - * @frame: call frame - * @cookie: - * @this: - * @op_ret: - * @op_errno: - * - * not for external reference - */ -int -server_readdir_cbk (call_frame_t *frame, void *cookie, xlator_t *this, - int32_t op_ret, int32_t op_errno, gf_dirent_t *entries) -{ - gf_hdr_common_t *hdr = NULL; - gf_fop_readdir_rsp_t *rsp = NULL; - size_t hdrlen = 0; - size_t buf_size = 0; - int32_t gf_errno = 0; - server_state_t *state = NULL; - - if (op_ret > 0) - buf_size = gf_dirent_serialize (entries, NULL, 0); - - hdrlen = gf_hdr_len (rsp, buf_size); - hdr = gf_hdr_new (rsp, buf_size); - rsp = gf_param (hdr); - - hdr->rsp.op_ret = hton32 (op_ret); - gf_errno = gf_errno_to_error (op_errno); - hdr->rsp.op_errno = hton32 (gf_errno); - - if (op_ret > 0) { - rsp->size = hton32 (buf_size); - gf_dirent_serialize (entries, rsp->buf, buf_size); - } else { - state = CALL_STATE(frame); - - gf_log (this->name, GF_LOG_TRACE, - "%"PRId64": READDIR %"PRId64" (%"PRId64") ==> %"PRId32" (%s)", - frame->root->unique, state->resolve.fd_no, - state->fd ? state->fd->inode->ino : 0, op_ret, - strerror (op_errno)); - } - - protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_FOP_READDIR, - hdr, hdrlen, NULL, 0, NULL); - - return 0; -} - - -/* - * server_releasedir_cbk - releasedir callback for server protocol - * @frame: call frame - * @cookie: - * @this: - * @op_ret: return value - * @op_errno: errno - * - * not for external reference - */ -int -server_releasedir_cbk (call_frame_t *frame, void *cookie, xlator_t *this, - int32_t op_ret, int32_t op_errno) -{ - gf_hdr_common_t *hdr = NULL; - gf_cbk_releasedir_rsp_t *rsp = NULL; - size_t hdrlen = 0; - int32_t gf_errno = 0; - - hdrlen = gf_hdr_len (rsp, 0); - hdr = gf_hdr_new (rsp, 0); - rsp = gf_param (hdr); - - hdr->rsp.op_ret = hton32 (op_ret); - gf_errno = gf_errno_to_error (op_errno); - hdr->rsp.op_errno = hton32 (gf_errno); - - protocol_server_reply (frame, GF_OP_TYPE_CBK_REPLY, GF_CBK_RELEASEDIR, - hdr, hdrlen, NULL, 0, NULL); - - return 0; -} - - -/* - * server_opendir_cbk - opendir callback for server protocol - * @frame: call frame - * @cookie: - * @this: - * @op_ret: return value - * @op_errno: errno - * @fd: file descriptor structure of opened directory - * - * not for external reference - */ -int -server_opendir_cbk (call_frame_t *frame, void *cookie, xlator_t *this, - int32_t op_ret, int32_t op_errno, fd_t *fd) -{ - server_connection_t *conn = NULL; - gf_hdr_common_t *hdr = NULL; - gf_fop_opendir_rsp_t *rsp = NULL; - server_state_t *state = NULL; - size_t hdrlen = 0; - int32_t gf_errno = 0; - uint64_t fd_no = 0; - - conn = SERVER_CONNECTION (frame); - - state = CALL_STATE (frame); - - if (op_ret >= 0) { - fd_bind (fd); - - fd_no = gf_fd_unused_get (conn->fdtable, fd); - fd_ref (fd); // on behalf of the client - } else { - gf_log (this->name, GF_LOG_TRACE, - "%"PRId64": OPENDIR %s (%"PRId64") ==> %"PRId32" (%s)", - frame->root->unique, state->loc.path, - state->loc.inode ? state->loc.inode->ino : 0, - op_ret, strerror (op_errno)); - } - - hdrlen = gf_hdr_len (rsp, 0); - hdr = gf_hdr_new (rsp, 0); - rsp = gf_param (hdr); - - hdr->rsp.op_ret = hton32 (op_ret); - gf_errno = gf_errno_to_error (op_errno); - hdr->rsp.op_errno = hton32 (gf_errno); - rsp->fd = hton64 (fd_no); - - protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_FOP_OPENDIR, - hdr, hdrlen, NULL, 0, NULL); - - return 0; -} - -/* - * server_statfs_cbk - statfs callback for server protocol - * @frame: call frame - * @cookie: - * @this: - * @op_ret: return value - * @op_errno: errno - * @buf: - * - * not for external reference - */ -int -server_statfs_cbk (call_frame_t *frame, void *cookie, xlator_t *this, - int32_t op_ret, int32_t op_errno, struct statvfs *buf) -{ - gf_hdr_common_t *hdr = NULL; - gf_fop_statfs_rsp_t *rsp = NULL; - server_state_t *state = NULL; - size_t hdrlen = 0; - int32_t gf_errno = 0; - - state = CALL_STATE (frame); - - hdrlen = gf_hdr_len (rsp, 0); - hdr = gf_hdr_new (rsp, 0); - rsp = gf_param (hdr); - - hdr->rsp.op_ret = hton32 (op_ret); - gf_errno = gf_errno_to_error (op_errno); - hdr->rsp.op_errno = hton32 (gf_errno); - - if (op_ret >= 0) { - gf_statfs_from_statfs (&rsp->statfs, buf); - } - - protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_FOP_STATFS, - hdr, hdrlen, NULL, 0, NULL); - - return 0; -} - -/* - * server_removexattr_cbk - removexattr callback for server protocol - * @frame: call frame - * @cookie: - * @this: - * @op_ret: return value - * @op_errno: errno - * - * not for external reference - */ -int -server_removexattr_cbk (call_frame_t *frame, void *cookie, xlator_t *this, - int32_t op_ret, int32_t op_errno) -{ - gf_hdr_common_t *hdr = NULL; - gf_fop_removexattr_rsp_t *rsp = NULL; - server_state_t *state = NULL; - size_t hdrlen = 0; - int32_t gf_errno = 0; - - state = CALL_STATE (frame); - - hdrlen = gf_hdr_len (rsp, 0); - hdr = gf_hdr_new (rsp, 0); - rsp = gf_param (hdr); - - hdr->rsp.op_ret = hton32 (op_ret); - gf_errno = gf_errno_to_error (op_errno); - hdr->rsp.op_errno = hton32 (gf_errno); - - protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_FOP_REMOVEXATTR, - hdr, hdrlen, NULL, 0, NULL); - - return 0; -} - -/* - * server_getxattr_cbk - getxattr callback for server protocol - * @frame: call frame - * @cookie: - * @this: - * @op_ret: return value - * @op_errno: errno - * @value: - * - * not for external reference - */ -int -server_getxattr_cbk (call_frame_t *frame, void *cookie, xlator_t *this, - int32_t op_ret, int32_t op_errno, dict_t *dict) -{ - gf_hdr_common_t *hdr = NULL; - gf_fop_getxattr_rsp_t *rsp = NULL; - server_state_t *state = NULL; - size_t hdrlen = 0; - int32_t len = 0; - int32_t gf_errno = 0; - int32_t ret = -1; - - state = CALL_STATE (frame); - - if (op_ret >= 0) { - len = dict_serialized_length (dict); - if (len < 0) { - gf_log (this->name, GF_LOG_ERROR, - "%s (%"PRId64"): failed to get serialized length of " - "reply dict", - state->loc.path, state->resolve.ino); - op_ret = -1; - op_errno = EINVAL; - len = 0; - } - } - - hdrlen = gf_hdr_len (rsp, len + 1); - hdr = gf_hdr_new (rsp, len + 1); - rsp = gf_param (hdr); - - if (op_ret >= 0) { - ret = dict_serialize (dict, rsp->dict); - if (len < 0) { - gf_log (this->name, GF_LOG_ERROR, - "%s (%"PRId64"): failed to serialize reply dict", - state->loc.path, state->resolve.ino); - op_ret = -1; - op_errno = -ret; - } - } - rsp->dict_len = hton32 (len); - - hdr->rsp.op_ret = hton32 (op_ret); - gf_errno = gf_errno_to_error (op_errno); - hdr->rsp.op_errno = hton32 (gf_errno); - - protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_FOP_GETXATTR, - hdr, hdrlen, NULL, 0, NULL); - - return 0; -} - - -int -server_fgetxattr_cbk (call_frame_t *frame, void *cookie, xlator_t *this, - int32_t op_ret, int32_t op_errno, dict_t *dict) -{ - gf_hdr_common_t *hdr = NULL; - gf_fop_fgetxattr_rsp_t *rsp = NULL; - server_state_t *state = NULL; - size_t hdrlen = 0; - int32_t len = 0; - int32_t gf_errno = 0; - int32_t ret = -1; - - state = CALL_STATE (frame); - - if (op_ret >= 0) { - len = dict_serialized_length (dict); - if (len < 0) { - gf_log (this->name, GF_LOG_ERROR, - "%s (%"PRId64"): failed to get serialized length of " - "reply dict", - state->loc.path, state->resolve.ino); - op_ret = -1; - op_errno = EINVAL; - len = 0; - } - } - - hdrlen = gf_hdr_len (rsp, len + 1); - hdr = gf_hdr_new (rsp, len + 1); - rsp = gf_param (hdr); - - if (op_ret >= 0) { - ret = dict_serialize (dict, rsp->dict); - if (len < 0) { - gf_log (this->name, GF_LOG_ERROR, - "%s (%"PRId64"): failed to serialize reply dict", - state->loc.path, state->resolve.ino); - op_ret = -1; - op_errno = -ret; - } - } - rsp->dict_len = hton32 (len); - - hdr->rsp.op_ret = hton32 (op_ret); - gf_errno = gf_errno_to_error (op_errno); - hdr->rsp.op_errno = hton32 (gf_errno); - - protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_FOP_FGETXATTR, - hdr, hdrlen, NULL, 0, NULL); - - return 0; -} - - -/* - * server_setxattr_cbk - setxattr callback for server protocol - * @frame: call frame - * @cookie: - * @this: - * @op_ret: return value - * @op_errno: errno - * - * not for external reference - */ -int -server_setxattr_cbk (call_frame_t *frame, void *cookie, xlator_t *this, - int32_t op_ret, int32_t op_errno) -{ - gf_hdr_common_t *hdr = NULL; - gf_fop_setxattr_rsp_t *rsp = NULL; - server_state_t *state = NULL; - size_t hdrlen = 0; - int32_t gf_errno = 0; - - state = CALL_STATE (frame); - - hdrlen = gf_hdr_len (rsp, 0); - hdr = gf_hdr_new (rsp, 0); - rsp = gf_param (hdr); - - hdr->rsp.op_ret = hton32 (op_ret); - gf_errno = gf_errno_to_error (op_errno); - hdr->rsp.op_errno = hton32 (gf_errno); - - protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_FOP_SETXATTR, - hdr, hdrlen, NULL, 0, NULL); - - return 0; -} - - -int -server_fsetxattr_cbk (call_frame_t *frame, void *cookie, xlator_t *this, - int32_t op_ret, int32_t op_errno) -{ - gf_hdr_common_t *hdr = NULL; - gf_fop_fsetxattr_rsp_t *rsp = NULL; - server_state_t *state = NULL; - size_t hdrlen = 0; - int32_t gf_errno = 0; - - state = CALL_STATE(frame); - - hdrlen = gf_hdr_len (rsp, 0); - hdr = gf_hdr_new (rsp, 0); - rsp = gf_param (hdr); - - hdr->rsp.op_ret = hton32 (op_ret); - gf_errno = gf_errno_to_error (op_errno); - hdr->rsp.op_errno = hton32 (gf_errno); - - protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_FOP_FSETXATTR, - hdr, hdrlen, NULL, 0, NULL); - - return 0; -} - - -/* - * server_rename_cbk - rename callback for server protocol - * @frame: call frame - * @cookie: - * @this: - * @op_ret: return value - * @op_errno: errno - * - * not for external reference - */ -int -server_rename_cbk (call_frame_t *frame, void *cookie, xlator_t *this, - int32_t op_ret, int32_t op_errno, struct stat *stbuf, - struct stat *preoldparent, struct stat *postoldparent, - struct stat *prenewparent, struct stat *postnewparent) -{ - gf_hdr_common_t *hdr = NULL; - gf_fop_rename_rsp_t *rsp = NULL; - server_state_t *state = NULL; - size_t hdrlen = 0; - int32_t gf_errno = 0; - - state = CALL_STATE(frame); - - hdrlen = gf_hdr_len (rsp, 0); - hdr = gf_hdr_new (rsp, 0); - rsp = gf_param (hdr); - - hdr->rsp.op_ret = hton32 (op_ret); - gf_errno = gf_errno_to_error (op_errno); - hdr->rsp.op_errno = hton32 (gf_errno); - - if (op_ret == 0) { - stbuf->st_ino = state->loc.inode->ino; - stbuf->st_mode = state->loc.inode->st_mode; - - gf_log (state->bound_xl->name, GF_LOG_TRACE, - "%"PRId64": RENAME_CBK (%"PRId64") %"PRId64"/%s " - "==> %"PRId64"/%s", - frame->root->unique, state->loc.inode->ino, - state->loc.parent->ino, state->loc.name, - state->loc2.parent->ino, state->loc2.name); - - inode_rename (state->itable, - state->loc.parent, state->loc.name, - state->loc2.parent, state->loc2.name, - state->loc.inode, stbuf); - gf_stat_from_stat (&rsp->stat, stbuf); - - gf_stat_from_stat (&rsp->preoldparent, preoldparent); - gf_stat_from_stat (&rsp->postoldparent, postoldparent); - - gf_stat_from_stat (&rsp->prenewparent, prenewparent); - gf_stat_from_stat (&rsp->postnewparent, postnewparent); - } - - protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_FOP_RENAME, - hdr, hdrlen, NULL, 0, NULL); - - return 0; -} - - -/* - * server_unlink_cbk - unlink callback for server protocol - * @frame: call frame - * @cookie: - * @this: - * @op_ret: return value - * @op_errno: errno - * - * not for external reference - */ -int -server_unlink_cbk (call_frame_t *frame, void *cookie, xlator_t *this, - int32_t op_ret, int32_t op_errno, struct stat *preparent, - struct stat *postparent) -{ - gf_hdr_common_t *hdr = NULL; - gf_fop_unlink_rsp_t *rsp = NULL; - server_state_t *state = NULL; - size_t hdrlen = 0; - int32_t gf_errno = 0; - inode_t *parent = NULL; - - state = CALL_STATE(frame); - - if (op_ret == 0) { - gf_log (state->bound_xl->name, GF_LOG_TRACE, - "%"PRId64": UNLINK_CBK %"PRId64"/%s (%"PRId64")", - frame->root->unique, state->loc.parent->ino, - state->loc.name, state->loc.inode->ino); - - inode_unlink (state->loc.inode, state->loc.parent, - state->loc.name); - - parent = inode_parent (state->loc.inode, 0, NULL); - if (parent) - inode_unref (parent); - else - inode_forget (state->loc.inode, 0); - } else { - gf_log (this->name, GF_LOG_DEBUG, - "%"PRId64": UNLINK %s (%"PRId64") ==> %"PRId32" (%s)", - frame->root->unique, state->loc.path, - state->loc.inode ? state->loc.inode->ino : 0, - op_ret, strerror (op_errno)); - } - - hdrlen = gf_hdr_len (rsp, 0); - hdr = gf_hdr_new (rsp, 0); - rsp = gf_param (hdr); - - hdr->rsp.op_ret = hton32 (op_ret); - gf_errno = gf_errno_to_error (op_errno); - hdr->rsp.op_errno = hton32 (gf_errno); - - if (op_ret == 0) { - gf_stat_from_stat (&rsp->preparent, preparent); - gf_stat_from_stat (&rsp->postparent, postparent); - } - - protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_FOP_UNLINK, - hdr, hdrlen, NULL, 0, NULL); - - return 0; -} - -/* - * server_symlink_cbk - symlink callback for server protocol - * @frame: call frame - * @cookie: - * @this: - * @op_ret: return value - * @op_errno: errno - * - * not for external reference - */ -int -server_symlink_cbk (call_frame_t *frame, void *cookie, xlator_t *this, - int32_t op_ret, int32_t op_errno, inode_t *inode, - struct stat *stbuf, struct stat *preparent, - struct stat *postparent) -{ - gf_hdr_common_t *hdr = NULL; - gf_fop_symlink_rsp_t *rsp = NULL; - server_state_t *state = NULL; - size_t hdrlen = 0; - int32_t gf_errno = 0; - inode_t *link_inode = NULL; - - state = CALL_STATE(frame); - - hdrlen = gf_hdr_len (rsp, 0); - hdr = gf_hdr_new (rsp, 0); - rsp = gf_param (hdr); - - hdr->rsp.op_ret = hton32 (op_ret); - gf_errno = gf_errno_to_error (op_errno); - hdr->rsp.op_errno = hton32 (gf_errno_to_error (op_errno)); - - if (op_ret >= 0) { - gf_stat_from_stat (&rsp->stat, stbuf); - gf_stat_from_stat (&rsp->preparent, preparent); - gf_stat_from_stat (&rsp->postparent, postparent); - - link_inode = inode_link (inode, state->loc.parent, - state->loc.name, stbuf); - inode_lookup (link_inode); - inode_unref (link_inode); - } else { - gf_log (this->name, GF_LOG_DEBUG, - "%"PRId64": SYMLINK %s (%"PRId64") ==> %"PRId32" (%s)", - frame->root->unique, state->loc.path, - state->loc.inode ? state->loc.inode->ino : 0, - op_ret, strerror (op_errno)); - } - - protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_FOP_SYMLINK, - hdr, hdrlen, NULL, 0, NULL); - - return 0; -} - - -/* - * server_link_cbk - link callback for server protocol - * @frame: call frame - * @this: - * @op_ret: - * @op_errno: - * @stbuf: - * - * not for external reference - */ -int -server_link_cbk (call_frame_t *frame, void *cookie, xlator_t *this, - int32_t op_ret, int32_t op_errno, inode_t *inode, - struct stat *stbuf, struct stat *preparent, - struct stat *postparent) -{ - gf_hdr_common_t *hdr = NULL; - gf_fop_link_rsp_t *rsp = NULL; - server_state_t *state = NULL; - int32_t gf_errno = 0; - size_t hdrlen = 0; - inode_t *link_inode = NULL; - - state = CALL_STATE(frame); - - hdrlen = gf_hdr_len (rsp, 0); - hdr = gf_hdr_new (rsp, 0); - rsp = gf_param (hdr); - - hdr->rsp.op_ret = hton32 (op_ret); - gf_errno = gf_errno_to_error (op_errno); - hdr->rsp.op_errno = hton32 (gf_errno); - - if (op_ret == 0) { - stbuf->st_ino = state->loc.inode->ino; - - gf_stat_from_stat (&rsp->stat, stbuf); - gf_stat_from_stat (&rsp->preparent, preparent); - gf_stat_from_stat (&rsp->postparent, postparent); - - gf_log (state->bound_xl->name, GF_LOG_TRACE, - "%"PRId64": LINK (%"PRId64") %"PRId64"/%s ==> %"PRId64"/%s", - frame->root->unique, inode->ino, - state->loc2.parent->ino, - state->loc2.name, state->loc.parent->ino, - state->loc.name); - - link_inode = inode_link (inode, state->loc2.parent, - state->loc2.name, stbuf); - inode_unref (link_inode); - } else { - gf_log (state->bound_xl->name, GF_LOG_DEBUG, - "%"PRId64": LINK (%"PRId64") %"PRId64"/%s ==> %"PRId64"/%s " - " ==> %"PRId32" (%s)", - frame->root->unique, state->resolve2.ino, - state->resolve2.par, - state->resolve2.bname, state->resolve.par, - state->resolve.bname, - op_ret, strerror (op_errno)); - } - - protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_FOP_LINK, - hdr, hdrlen, NULL, 0, NULL); - - return 0; -} - - -/* - * server_truncate_cbk - truncate callback for server protocol - * @frame: call frame - * @cookie: - * @this: - * @op_ret: - * @op_errno: - * @stbuf: - * - * not for external reference - */ -int -server_truncate_cbk (call_frame_t *frame, void *cookie, xlator_t *this, - int32_t op_ret, int32_t op_errno, struct stat *prebuf, - struct stat *postbuf) -{ - gf_hdr_common_t *hdr = NULL; - gf_fop_truncate_rsp_t *rsp = NULL; - server_state_t *state = NULL; - size_t hdrlen = 0; - int32_t gf_errno = 0; - - state = CALL_STATE (frame); - - hdrlen = gf_hdr_len (rsp, 0); - hdr = gf_hdr_new (rsp, 0); - rsp = gf_param (hdr); - - hdr->rsp.op_ret = hton32 (op_ret); - gf_errno = gf_errno_to_error (op_errno); - hdr->rsp.op_errno = hton32 (gf_errno); - - if (op_ret == 0) { - gf_stat_from_stat (&rsp->prestat, prebuf); - gf_stat_from_stat (&rsp->poststat, postbuf); - } else { - gf_log (this->name, GF_LOG_DEBUG, - "%"PRId64": TRUNCATE %s (%"PRId64") ==> %"PRId32" (%s)", - frame->root->unique, state->loc.path, - state->loc.inode ? state->loc.inode->ino : 0, - op_ret, strerror (op_errno)); - } - - protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_FOP_TRUNCATE, - hdr, hdrlen, NULL, 0, NULL); - - return 0; -} - -/* - * server_fstat_cbk - fstat callback for server protocol - * @frame: call frame - * @cookie: - * @this: - * @op_ret: - * @op_errno: - * @stbuf: - * - * not for external reference - */ -int -server_fstat_cbk (call_frame_t *frame, void *cookie, xlator_t *this, - int32_t op_ret, int32_t op_errno, struct stat *stbuf) -{ - gf_hdr_common_t *hdr = NULL; - gf_fop_fstat_rsp_t *rsp = NULL; - size_t hdrlen = 0; - int32_t gf_errno = 0; - server_state_t *state = NULL; - - hdrlen = gf_hdr_len (rsp, 0); - hdr = gf_hdr_new (rsp, 0); - rsp = gf_param (hdr); - - hdr->rsp.op_ret = hton32 (op_ret); - gf_errno = gf_errno_to_error (op_errno); - hdr->rsp.op_errno = hton32 (gf_errno); - - if (op_ret == 0) { - gf_stat_from_stat (&rsp->stat, stbuf); - } else { - state = CALL_STATE(frame); - - gf_log (this->name, GF_LOG_DEBUG, - "%"PRId64": FSTAT %"PRId64" (%"PRId64") ==> %"PRId32" (%s)", - frame->root->unique, state->resolve.fd_no, - state->fd ? state->fd->inode->ino : 0, op_ret, - strerror (op_errno)); - } - - protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_FOP_FSTAT, - hdr, hdrlen, NULL, 0, NULL); - - return 0; -} - -/* - * server_ftruncate_cbk - ftruncate callback for server protocol - * @frame: call frame - * @cookie: - * @this: - * @op_ret: - * @op_errno: - * @stbuf: - * - * not for external reference - */ -int -server_ftruncate_cbk (call_frame_t *frame, void *cookie, xlator_t *this, - int32_t op_ret, int32_t op_errno, struct stat *prebuf, - struct stat *postbuf) -{ - gf_hdr_common_t *hdr = NULL; - gf_fop_ftruncate_rsp_t *rsp = NULL; - size_t hdrlen = 0; - int32_t gf_errno = 0; - server_state_t *state = NULL; - - hdrlen = gf_hdr_len (rsp, 0); - hdr = gf_hdr_new (rsp, 0); - rsp = gf_param (hdr); - - hdr->rsp.op_ret = hton32 (op_ret); - gf_errno = gf_errno_to_error (op_errno); - hdr->rsp.op_errno = hton32 (gf_errno); - - if (op_ret == 0) { - gf_stat_from_stat (&rsp->prestat, prebuf); - gf_stat_from_stat (&rsp->poststat, postbuf); - } else { - state = CALL_STATE (frame); - - gf_log (this->name, GF_LOG_DEBUG, - "%"PRId64": FTRUNCATE %"PRId64" (%"PRId64") ==> %"PRId32" (%s)", - frame->root->unique, state->resolve.fd_no, - state->fd ? state->fd->inode->ino : 0, op_ret, - strerror (op_errno)); - } - - protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_FOP_FTRUNCATE, - hdr, hdrlen, NULL, 0, NULL); - - return 0; -} - - -/* - * server_flush_cbk - flush callback for server protocol - * @frame: call frame - * @cookie: - * @this: - * @op_ret: - * @op_errno: - * - * not for external reference - */ -int -server_flush_cbk (call_frame_t *frame, void *cookie, xlator_t *this, - int32_t op_ret, int32_t op_errno) -{ - gf_hdr_common_t *hdr = NULL; - gf_fop_flush_rsp_t *rsp = NULL; - size_t hdrlen = 0; - int32_t gf_errno = 0; - server_state_t *state = NULL; - - if (op_ret < 0) { - state = CALL_STATE(frame); - - gf_log (this->name, GF_LOG_DEBUG, - "%"PRId64": FLUSH %"PRId64" (%"PRId64") ==> %"PRId32" (%s)", - frame->root->unique, state->resolve.fd_no, - state->fd ? state->fd->inode->ino : 0, op_ret, - strerror (op_errno)); - } - - hdrlen = gf_hdr_len (rsp, 0); - hdr = gf_hdr_new (rsp, 0); - - hdr->rsp.op_ret = hton32 (op_ret); - gf_errno = gf_errno_to_error (op_errno); - hdr->rsp.op_errno = hton32 (gf_errno); - - protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_FOP_FLUSH, - hdr, hdrlen, NULL, 0, NULL); - - return 0; -} - -/* - * server_fsync_cbk - fsync callback for server protocol - * @frame: call frame - * @cookie: - * @this: - * @op_ret: - * @op_errno: - * - * not for external reference - */ -int -server_fsync_cbk (call_frame_t *frame, void *cookie, xlator_t *this, - int32_t op_ret, int32_t op_errno, struct stat *prebuf, - struct stat *postbuf) -{ - gf_hdr_common_t *hdr = NULL; - gf_fop_fsync_rsp_t *rsp = NULL; - size_t hdrlen = 0; - int32_t gf_errno = 0; - server_state_t *state = NULL; - - if (op_ret < 0) { - state = CALL_STATE(frame); - - gf_log (this->name, GF_LOG_DEBUG, - "%"PRId64": FSYNC %"PRId64" (%"PRId64") ==> %"PRId32" (%s)", - frame->root->unique, state->resolve.fd_no, - state->fd ? state->fd->inode->ino : 0, op_ret, - strerror (op_errno)); - } - - hdrlen = gf_hdr_len (rsp, 0); - hdr = gf_hdr_new (rsp, 0); - rsp = gf_param (hdr); - - hdr->rsp.op_ret = hton32 (op_ret); - gf_errno = gf_errno_to_error (op_errno); - hdr->rsp.op_errno = hton32 (gf_errno); - - if (op_ret >= 0) { - gf_stat_from_stat (&(rsp->prestat), prebuf); - gf_stat_from_stat (&(rsp->poststat), postbuf); - } - - protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_FOP_FSYNC, - hdr, hdrlen, NULL, 0, NULL); - - return 0; -} - -/* - * server_release_cbk - rleease callback for server protocol - * @frame: call frame - * @cookie: - * @this: - * @op_ret: - * @op_errno: - * - * not for external reference - */ -int -server_release_cbk (call_frame_t *frame, void *cookie, xlator_t *this, - int32_t op_ret, int32_t op_errno) -{ - gf_hdr_common_t *hdr = NULL; - gf_cbk_release_rsp_t *rsp = NULL; - size_t hdrlen = 0; - int32_t gf_errno = 0; - - hdrlen = gf_hdr_len (rsp, 0); - hdr = gf_hdr_new (rsp, 0); - - hdr->rsp.op_ret = hton32 (op_ret); - gf_errno = gf_errno_to_error (op_errno); - hdr->rsp.op_errno = hton32 (gf_errno); - - protocol_server_reply (frame, GF_OP_TYPE_CBK_REPLY, GF_CBK_RELEASE, - hdr, hdrlen, NULL, 0, NULL); - - return 0; -} - - -/* - * server_writev_cbk - writev callback for server protocol - * @frame: call frame - * @cookie: - * @this: - * @op_ret: - * @op_errno: - * - * not for external reference - */ - -int -server_writev_cbk (call_frame_t *frame, void *cookie, xlator_t *this, - int32_t op_ret, int32_t op_errno, struct stat *prebuf, - struct stat *postbuf) -{ - gf_hdr_common_t *hdr = NULL; - gf_fop_write_rsp_t *rsp = NULL; - size_t hdrlen = 0; - int32_t gf_errno = 0; - server_state_t *state = NULL; - - hdrlen = gf_hdr_len (rsp, 0); - hdr = gf_hdr_new (rsp, 0); - rsp = gf_param (hdr); - - hdr->rsp.op_ret = hton32 (op_ret); - gf_errno = gf_errno_to_error (op_errno); - hdr->rsp.op_errno = hton32 (gf_errno_to_error (op_errno)); - - if (op_ret >= 0) { - gf_stat_from_stat (&rsp->prestat, prebuf); - gf_stat_from_stat (&rsp->poststat, postbuf); - } else { - state = CALL_STATE(frame); - - gf_log (this->name, GF_LOG_DEBUG, - "%"PRId64": WRITEV %"PRId64" (%"PRId64") ==> %"PRId32" (%s)", - frame->root->unique, state->resolve.fd_no, - state->fd ? state->fd->inode->ino : 0, op_ret, - strerror (op_errno)); - } - - protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_FOP_WRITE, - hdr, hdrlen, NULL, 0, NULL); - - return 0; -} - - -/* - * server_readv_cbk - readv callback for server protocol - * @frame: call frame - * @cookie: - * @this: - * @op_ret: - * @op_errno: - * @vector: - * @count: - * - * not for external reference - */ -int -server_readv_cbk (call_frame_t *frame, void *cookie, xlator_t *this, - int32_t op_ret, int32_t op_errno, - struct iovec *vector, int32_t count, - struct stat *stbuf, struct iobref *iobref) -{ - gf_hdr_common_t *hdr = NULL; - gf_fop_read_rsp_t *rsp = NULL; - size_t hdrlen = 0; - int32_t gf_errno = 0; - server_state_t *state = NULL; - - hdrlen = gf_hdr_len (rsp, 0); - hdr = gf_hdr_new (rsp, 0); - rsp = gf_param (hdr); - - hdr->rsp.op_ret = hton32 (op_ret); - gf_errno = gf_errno_to_error (op_errno); - hdr->rsp.op_errno = hton32 (gf_errno); - - if (op_ret >= 0) { - gf_stat_from_stat (&rsp->stat, stbuf); - } else { - state = CALL_STATE(frame); - - gf_log (this->name, GF_LOG_DEBUG, - "%"PRId64": READV %"PRId64" (%"PRId64") ==> %"PRId32" (%s)", - frame->root->unique, state->resolve.fd_no, - state->fd ? state->fd->inode->ino : 0, op_ret, - strerror (op_errno)); - } - - protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_FOP_READ, - hdr, hdrlen, vector, count, iobref); - - return 0; -} - - -/* - * server_open_cbk - open callback for server protocol - * @frame: call frame - * @cookie: - * @this: - * @op_ret: - * @op_errno: - * @fd: - * - * not for external reference - */ -int -server_open_cbk (call_frame_t *frame, void *cookie, xlator_t *this, - int32_t op_ret, int32_t op_errno, fd_t *fd) -{ - server_connection_t *conn = NULL; - gf_hdr_common_t *hdr = NULL; - gf_fop_open_rsp_t *rsp = NULL; - server_state_t *state = NULL; - size_t hdrlen = 0; - int32_t gf_errno = 0; - uint64_t fd_no = 0; - - conn = SERVER_CONNECTION (frame); - - state = CALL_STATE (frame); - - if (op_ret >= 0) { - fd_bind (fd); - - fd_no = gf_fd_unused_get (conn->fdtable, fd); - fd_ref (fd); - } else { - gf_log (this->name, GF_LOG_DEBUG, - "%"PRId64": OPEN %s (%"PRId64") ==> %"PRId32" (%s)", - frame->root->unique, state->loc.path, - state->loc.inode ? state->loc.inode->ino : 0, - op_ret, strerror (op_errno)); - } - - hdrlen = gf_hdr_len (rsp, 0); - hdr = gf_hdr_new (rsp, 0); - rsp = gf_param (hdr); - - hdr->rsp.op_ret = hton32 (op_ret); - gf_errno = gf_errno_to_error (op_errno); - hdr->rsp.op_errno = hton32 (gf_errno); - rsp->fd = hton64 (fd_no); - - protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_FOP_OPEN, - hdr, hdrlen, NULL, 0, NULL); - - return 0; -} - - -/* - * server_create_cbk - create callback for server - * @frame: call frame - * @cookie: - * @this: translator structure - * @op_ret: - * @op_errno: - * @fd: file descriptor - * @inode: inode structure - * @stbuf: struct stat of created file - * - * not for external reference - */ -int -server_create_cbk (call_frame_t *frame, void *cookie, xlator_t *this, - int32_t op_ret, int32_t op_errno, - fd_t *fd, inode_t *inode, struct stat *stbuf, - struct stat *preparent, struct stat *postparent) -{ - server_connection_t *conn = NULL; - gf_hdr_common_t *hdr = NULL; - gf_fop_create_rsp_t *rsp = NULL; - server_state_t *state = NULL; - size_t hdrlen = 0; - int32_t gf_errno = 0; - uint64_t fd_no = 0; - inode_t *link_inode = NULL; - - conn = SERVER_CONNECTION (frame); - - state = CALL_STATE (frame); - - if (op_ret >= 0) { - gf_log (state->bound_xl->name, GF_LOG_TRACE, - "%"PRId64": CREATE %"PRId64"/%s (%"PRId64")", - frame->root->unique, state->loc.parent->ino, - state->loc.name, stbuf->st_ino); - - link_inode = inode_link (inode, state->loc.parent, - state->loc.name, stbuf); - - if (link_inode != inode) { - gf_log (this->name, GF_LOG_DEBUG, - "create(%s) inode (ptr=%p, ino=%"PRId64", " - "gen=%"PRId64") found conflict (ptr=%p, " - "ino=%"PRId64", gen=%"PRId64")", - state->loc.path, inode, inode->ino, - inode->generation, link_inode, - link_inode->ino, link_inode->generation); - - /* - VERY racy code (if used anywhere else) - -- don't do this without understanding - */ - - inode_unref (fd->inode); - fd->inode = inode_ref (link_inode); - } - - inode_lookup (link_inode); - inode_unref (link_inode); - - fd_bind (fd); - - fd_no = gf_fd_unused_get (conn->fdtable, fd); - fd_ref (fd); - - if ((fd_no < 0) || (fd == 0)) { - op_ret = fd_no; - op_errno = errno; - } - } else { - gf_log (this->name, GF_LOG_DEBUG, - "%"PRId64": CREATE %s (%"PRId64") ==> %"PRId32" (%s)", - frame->root->unique, state->loc.path, - state->loc.inode ? state->loc.inode->ino : 0, - op_ret, strerror (op_errno)); - } - - hdrlen = gf_hdr_len (rsp, 0); - hdr = gf_hdr_new (rsp, 0); - rsp = gf_param (hdr); - - hdr->rsp.op_ret = hton32 (op_ret); - gf_errno = gf_errno_to_error (op_errno); - hdr->rsp.op_errno = hton32 (gf_errno); - rsp->fd = hton64 (fd_no); - - if (op_ret >= 0) { - gf_stat_from_stat (&rsp->stat, stbuf); - gf_stat_from_stat (&rsp->preparent, preparent); - gf_stat_from_stat (&rsp->postparent, postparent); - } - - protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_FOP_CREATE, - hdr, hdrlen, NULL, 0, NULL); - - return 0; -} - -/* - * server_readlink_cbk - readlink callback for server protocol - * @frame: call frame - * @cookie: - * @this: - * @op_ret: - * @op_errno: - * @buf: - * - * not for external reference - */ -int -server_readlink_cbk (call_frame_t *frame, void *cookie, xlator_t *this, - int32_t op_ret, int32_t op_errno, const char *buf, - struct stat *sbuf) -{ - gf_hdr_common_t *hdr = NULL; - gf_fop_readlink_rsp_t *rsp = NULL; - server_state_t *state = NULL; - size_t hdrlen = 0; - size_t linklen = 0; - int32_t gf_errno = 0; - - state = CALL_STATE(frame); - - if (op_ret >= 0) { - linklen = strlen (buf) + 1; - } else { - gf_log (this->name, GF_LOG_DEBUG, - "%"PRId64": READLINK %s (%"PRId64") ==> %"PRId32" (%s)", - frame->root->unique, state->loc.path, - state->loc.inode ? state->loc.inode->ino : 0, - op_ret, strerror (op_errno)); - } - - hdrlen = gf_hdr_len (rsp, linklen); - hdr = gf_hdr_new (rsp, linklen); - rsp = gf_param (hdr); - - hdr->rsp.op_ret = hton32 (op_ret); - gf_errno = gf_errno_to_error (op_errno); - hdr->rsp.op_errno = hton32 (gf_errno_to_error (op_errno)); - - if (op_ret >= 0) { - gf_stat_from_stat (&(rsp->buf), sbuf); - strcpy (rsp->path, buf); - } - - protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_FOP_READLINK, - hdr, hdrlen, NULL, 0, NULL); - - return 0; -} - -/* - * server_stat_cbk - stat callback for server protocol - * @frame: call frame - * @cookie: - * @this: - * @op_ret: - * @op_errno: - * @stbuf: - * - * not for external reference - */ -int -server_stat_cbk (call_frame_t *frame, void *cookie, xlator_t *this, - int32_t op_ret, int32_t op_errno, struct stat *stbuf) -{ - gf_hdr_common_t *hdr = NULL; - gf_fop_stat_rsp_t *rsp = NULL; - server_state_t *state = NULL; - size_t hdrlen = 0; - int32_t gf_errno = 0; - - state = CALL_STATE (frame); - - hdrlen = gf_hdr_len (rsp, 0); - hdr = gf_hdr_new (rsp, 0); - rsp = gf_param (hdr); - - hdr->rsp.op_ret = hton32 (op_ret); - gf_errno = gf_errno_to_error (op_errno); - hdr->rsp.op_errno = hton32 (gf_errno_to_error (op_errno)); - - if (op_ret == 0) { - gf_stat_from_stat (&rsp->stat, stbuf); - } else { - gf_log (this->name, GF_LOG_DEBUG, - "%"PRId64": STAT %s (%"PRId64") ==> %"PRId32" (%s)", - frame->root->unique, state->loc.path, - state->loc.inode ? state->loc.inode->ino : 0, - op_ret, strerror (op_errno)); - } - - protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_FOP_STAT, - hdr, hdrlen, NULL, 0, NULL); - - return 0; -} - -/* - * server_setattr_cbk - setattr callback for server protocol - * @frame: call frame - * @cookie: - * @this: - * @op_ret: - * @op_errno: - * @stbuf: - * - * not for external reference - */ - -int -server_setattr_cbk (call_frame_t *frame, void *cookie, xlator_t *this, - int32_t op_ret, int32_t op_errno, - struct stat *statpre, struct stat *statpost) -{ - gf_hdr_common_t *hdr = NULL; - gf_fop_setattr_rsp_t *rsp = NULL; - server_state_t *state = NULL; - size_t hdrlen = 0; - int32_t gf_errno = 0; - - state = CALL_STATE (frame); - - hdrlen = gf_hdr_len (rsp, 0); - hdr = gf_hdr_new (rsp, 0); - rsp = gf_param (hdr); - - hdr->rsp.op_ret = hton32 (op_ret); - gf_errno = gf_errno_to_error (op_errno); - hdr->rsp.op_errno = hton32 (gf_errno_to_error (op_errno)); - - if (op_ret == 0) { - gf_stat_from_stat (&rsp->statpre, statpre); - gf_stat_from_stat (&rsp->statpost, statpost); - } else { - gf_log (this->name, GF_LOG_DEBUG, - "%"PRId64": SETATTR %s (%"PRId64") ==> %"PRId32" (%s)", - frame->root->unique, state->loc.path, - state->loc.inode ? state->loc.inode->ino : 0, - op_ret, strerror (op_errno)); - } - - protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_FOP_SETATTR, - hdr, hdrlen, NULL, 0, NULL); - - return 0; -} - -/* - * server_setattr_cbk - setattr callback for server protocol - * @frame: call frame - * @cookie: - * @this: - * @op_ret: - * @op_errno: - * @stbuf: - * - * not for external reference - */ -int -server_fsetattr_cbk (call_frame_t *frame, void *cookie, xlator_t *this, - int32_t op_ret, int32_t op_errno, - struct stat *statpre, struct stat *statpost) -{ - gf_hdr_common_t *hdr = NULL; - gf_fop_fsetattr_rsp_t *rsp = NULL; - server_state_t *state = NULL; - size_t hdrlen = 0; - int32_t gf_errno = 0; - - state = CALL_STATE (frame); - - hdrlen = gf_hdr_len (rsp, 0); - hdr = gf_hdr_new (rsp, 0); - rsp = gf_param (hdr); - - hdr->rsp.op_ret = hton32 (op_ret); - gf_errno = gf_errno_to_error (op_errno); - hdr->rsp.op_errno = hton32 (gf_errno_to_error (op_errno)); - - if (op_ret == 0) { - gf_stat_from_stat (&rsp->statpre, statpre); - gf_stat_from_stat (&rsp->statpost, statpost); - } else { - gf_log (this->name, GF_LOG_DEBUG, - "%"PRId64": FSETATTR %"PRId64" (%"PRId64") ==> " - "%"PRId32" (%s)", - frame->root->unique, state->resolve.fd_no, - state->fd ? state->fd->inode->ino : 0, - op_ret, strerror (op_errno)); - } - - protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_FOP_FSETATTR, - hdr, hdrlen, NULL, 0, NULL); - - return 0; -} - - -/* - * server_lookup_cbk - lookup callback for server protocol - * @frame: call frame - * @cookie: - * @this: - * @op_ret: - * @op_errno: - * @inode: - * @stbuf: - * - * not for external reference - */ -int -server_lookup_cbk (call_frame_t *frame, void *cookie, xlator_t *this, - int32_t op_ret, int32_t op_errno, - inode_t *inode, struct stat *stbuf, dict_t *dict, - struct stat *postparent) -{ - gf_hdr_common_t *hdr = NULL; - gf_fop_lookup_rsp_t *rsp = NULL; - server_state_t *state = NULL; - inode_t *root_inode = NULL; - int32_t dict_len = 0; - size_t hdrlen = 0; - int32_t gf_errno = 0; - int32_t ret = -1; - inode_t *link_inode = NULL; - loc_t fresh_loc = {0,}; - - state = CALL_STATE(frame); - - if (state->is_revalidate == 1 && op_ret == -1) { - state->is_revalidate = 2; - loc_copy (&fresh_loc, &state->loc); - inode_unref (fresh_loc.inode); - fresh_loc.inode = inode_new (state->itable); - - STACK_WIND (frame, server_lookup_cbk, - BOUND_XL (frame), BOUND_XL (frame)->fops->lookup, - &fresh_loc, state->dict); - - loc_wipe (&fresh_loc); - return 0; - } - - if (dict) { - dict_len = dict_serialized_length (dict); - if (dict_len < 0) { - gf_log (this->name, GF_LOG_ERROR, - "%s (%"PRId64"): failed to get serialized " - "length of reply dict", - state->loc.path, state->loc.inode->ino); - op_ret = -1; - op_errno = EINVAL; - dict_len = 0; - } - } - - hdrlen = gf_hdr_len (rsp, dict_len); - hdr = gf_hdr_new (rsp, dict_len); - rsp = gf_param (hdr); - - if ((op_ret >= 0) && dict) { - ret = dict_serialize (dict, rsp->dict); - if (ret < 0) { - gf_log (this->name, GF_LOG_ERROR, - "%s (%"PRId64"): failed to serialize reply dict", - state->loc.path, state->loc.inode->ino); - op_ret = -1; - op_errno = -ret; - dict_len = 0; - } - } - rsp->dict_len = hton32 (dict_len); - - hdr->rsp.op_ret = hton32 (op_ret); - gf_errno = gf_errno_to_error (op_errno); - hdr->rsp.op_errno = hton32 (gf_errno); - - if (postparent) - gf_stat_from_stat (&rsp->postparent, postparent); - - if (op_ret == 0) { - root_inode = BOUND_XL(frame)->itable->root; - if (inode == root_inode) { - /* we just looked up root ("/") */ - stbuf->st_ino = 1; - if (inode->st_mode == 0) - inode->st_mode = stbuf->st_mode; - } - - gf_stat_from_stat (&rsp->stat, stbuf); - - if (inode->ino != 1) { - link_inode = inode_link (inode, state->loc.parent, - state->loc.name, stbuf); - inode_lookup (link_inode); - inode_unref (link_inode); - } - } else { - if (state->is_revalidate && op_errno == ENOENT) { - if (state->loc.inode->ino != 1) { - inode_unlink (state->loc.inode, - state->loc.parent, - state->loc.name); - } - } - - gf_log (this->name, - (op_errno == ENOENT ? GF_LOG_TRACE : GF_LOG_DEBUG), - "%"PRId64": LOOKUP %s (%"PRId64") ==> %"PRId32" (%s)", - frame->root->unique, state->loc.path, - state->loc.inode ? state->loc.inode->ino : 0, - op_ret, strerror (op_errno)); - } - - protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_FOP_LOOKUP, - hdr, hdrlen, NULL, 0, NULL); - - return 0; -} - - -int -server_xattrop_cbk (call_frame_t *frame, void *cookie, xlator_t *this, - int32_t op_ret, int32_t op_errno, dict_t *dict) -{ - gf_hdr_common_t *hdr = NULL; - gf_fop_xattrop_rsp_t *rsp = NULL; - server_state_t *state = NULL; - size_t hdrlen = 0; - int32_t len = 0; - int32_t gf_errno = 0; - int32_t ret = -1; - - state = CALL_STATE (frame); - - if (op_ret < 0) { - gf_log (this->name, GF_LOG_DEBUG, - "%"PRId64": XATTROP %s (%"PRId64") ==> %"PRId32" (%s)", - frame->root->unique, state->loc.path, - state->loc.inode ? state->loc.inode->ino : 0, - op_ret, strerror (op_errno)); - } - - if ((op_ret >= 0) && dict) { - len = dict_serialized_length (dict); - if (len < 0) { - gf_log (this->name, GF_LOG_ERROR, - "%s (%"PRId64"): failed to get serialized length" - " for reply dict", - state->loc.path, state->loc.inode->ino); - op_ret = -1; - op_errno = EINVAL; - len = 0; - } - } - - hdrlen = gf_hdr_len (rsp, len + 1); - hdr = gf_hdr_new (rsp, len + 1); - rsp = gf_param (hdr); - - if ((op_ret >= 0) && dict) { - ret = dict_serialize (dict, rsp->dict); - if (ret < 0) { - gf_log (this->name, GF_LOG_ERROR, - "%s (%"PRId64"): failed to serialize reply dict", - state->loc.path, state->loc.inode->ino); - op_ret = -1; - op_errno = -ret; - len = 0; - } - } - rsp->dict_len = hton32 (len); - - hdr->rsp.op_ret = hton32 (op_ret); - gf_errno = gf_errno_to_error (op_errno); - hdr->rsp.op_errno = hton32 (gf_errno); - - protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_FOP_XATTROP, - hdr, hdrlen, NULL, 0, NULL); - - return 0; -} - - -int -server_fxattrop_cbk (call_frame_t *frame, void *cookie, xlator_t *this, - int32_t op_ret, int32_t op_errno, dict_t *dict) -{ - gf_hdr_common_t *hdr = NULL; - gf_fop_xattrop_rsp_t *rsp = NULL; - size_t hdrlen = 0; - int32_t len = 0; - int32_t gf_errno = 0; - int32_t ret = -1; - server_state_t *state = NULL; - - state = CALL_STATE(frame); - - if (op_ret < 0) { - gf_log (this->name, GF_LOG_DEBUG, - "%"PRId64": FXATTROP %"PRId64" (%"PRId64") ==> %"PRId32" (%s)", - frame->root->unique, state->resolve.fd_no, - state->fd ? state->fd->inode->ino : 0, op_ret, - strerror (op_errno)); - } - - if ((op_ret >= 0) && dict) { - len = dict_serialized_length (dict); - if (len < 0) { - gf_log (this->name, GF_LOG_ERROR, - "fd - %"PRId64" (%"PRId64"): failed to get " - "serialized length for reply dict", - state->resolve.fd_no, state->fd->inode->ino); - op_ret = -1; - op_errno = EINVAL; - len = 0; - } - } - - hdrlen = gf_hdr_len (rsp, len + 1); - hdr = gf_hdr_new (rsp, len + 1); - rsp = gf_param (hdr); - - if ((op_ret >= 0) && dict) { - ret = dict_serialize (dict, rsp->dict); - if (ret < 0) { - gf_log (this->name, GF_LOG_ERROR, - "fd - %"PRId64" (%"PRId64"): failed to " - "serialize reply dict", - state->resolve.fd_no, state->fd->inode->ino); - op_ret = -1; - op_errno = -ret; - len = 0; - } - } - rsp->dict_len = hton32 (len); - - hdr->rsp.op_ret = hton32 (op_ret); - gf_errno = gf_errno_to_error (op_errno); - hdr->rsp.op_errno = hton32 (gf_errno); - - - protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_FOP_FXATTROP, - hdr, hdrlen, NULL, 0, NULL); - - return 0; -} - - -int -server_lookup_resume (call_frame_t *frame, xlator_t *bound_xl) -{ - server_state_t *state = NULL; - - state = CALL_STATE (frame); - - if (state->resolve.op_ret != 0) - goto err; - - if (!state->loc.inode) - state->loc.inode = inode_new (state->itable); - else - state->is_revalidate = 1; - - STACK_WIND (frame, server_lookup_cbk, - bound_xl, bound_xl->fops->lookup, - &state->loc, state->dict); - - return 0; -err: - server_lookup_cbk (frame, NULL, frame->this, state->resolve.op_ret, - state->resolve.op_errno, NULL, NULL, NULL, NULL); - - return 0; -} - - -int -server_lookup (call_frame_t *frame, xlator_t *bound_xl, - gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - gf_fop_lookup_req_t *req = NULL; - server_state_t *state = NULL; - int32_t ret = -1; - size_t pathlen = 0; - size_t baselen = 0; - size_t dictlen = 0; - dict_t *xattr_req = NULL; - char *req_dictbuf = NULL; - - req = gf_param (hdr); - - state = CALL_STATE (frame); - - pathlen = STRLEN_0 (req->path); - dictlen = ntoh32 (req->dictlen); - - /* NOTE: lookup() uses req->ino only to identify if a lookup() - * is requested for 'root' or not - */ - state->resolve.ino = ntoh64 (req->ino); - if (state->resolve.ino != 1) - state->resolve.ino = 0; - - state->resolve.type = RESOLVE_DONTCARE; - state->resolve.par = ntoh64 (req->par); - state->resolve.gen = ntoh64 (req->gen); - state->resolve.path = strdup (req->path); - - if (IS_NOT_ROOT (pathlen)) { - state->resolve.bname = strdup (req->bname + pathlen); - baselen = STRLEN_0 (state->resolve.bname); - } - - if (dictlen) { - /* Unserialize the dictionary */ - req_dictbuf = memdup (req->dict + pathlen + baselen, dictlen); - - xattr_req = dict_new (); - - ret = dict_unserialize (req_dictbuf, dictlen, &xattr_req); - if (ret < 0) { - gf_log (bound_xl->name, GF_LOG_ERROR, - "%"PRId64": %s (%"PRId64"): failed to " - "unserialize req-buffer to dictionary", - frame->root->unique, state->resolve.path, - state->resolve.ino); - FREE (req_dictbuf); - goto err; - } - - xattr_req->extra_free = req_dictbuf; - state->dict = xattr_req; - } - - resolve_and_resume (frame, server_lookup_resume); - - return 0; -err: - if (xattr_req) - dict_unref (xattr_req); - - server_lookup_cbk (frame, NULL, frame->this, -1, EINVAL, NULL, NULL, - NULL, NULL); - return 0; -} - - -/* - * server_forget - forget function for server protocol - * - * not for external reference - */ -int -server_forget (call_frame_t *frame, xlator_t *bound_xl, - gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - gf_log ("forget", GF_LOG_CRITICAL, "function not implemented"); - return 0; -} - - -int -server_stat_resume (call_frame_t *frame, xlator_t *bound_xl) -{ - server_state_t *state = NULL; - - state = CALL_STATE (frame); - - if (state->resolve.op_ret != 0) - goto err; - - STACK_WIND (frame, server_stat_cbk, - bound_xl, bound_xl->fops->stat, &state->loc); - return 0; -err: - server_stat_cbk (frame, NULL, frame->this, state->resolve.op_ret, - state->resolve.op_errno, NULL); - return 0; -} - - -int -server_stat (call_frame_t *frame, xlator_t *bound_xl, - gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - gf_fop_stat_req_t *req = NULL; - server_state_t *state = NULL; - - req = gf_param (hdr); - state = CALL_STATE (frame); - { - state->resolve.type = RESOLVE_MUST; - state->resolve.ino = ntoh64 (req->ino); - state->resolve.gen = ntoh64 (req->gen); - state->resolve.path = strdup (req->path); - } - - resolve_and_resume (frame, server_stat_resume); - - return 0; -} - - -int -server_setattr_resume (call_frame_t *frame, xlator_t *bound_xl) -{ - server_state_t *state = NULL; - - state = CALL_STATE (frame); - - if (state->resolve.op_ret != 0) - goto err; - - STACK_WIND (frame, server_setattr_cbk, - bound_xl, bound_xl->fops->setattr, - &state->loc, &state->stbuf, state->valid); - return 0; -err: - server_setattr_cbk (frame, NULL, frame->this, state->resolve.op_ret, - state->resolve.op_errno, NULL, NULL); - - return 0; -} - - -int -server_setattr (call_frame_t *frame, xlator_t *bound_xl, - gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - gf_fop_setattr_req_t *req = NULL; - server_state_t *state = NULL; - - req = gf_param (hdr); - state = CALL_STATE (frame); - - state->resolve.type = RESOLVE_MUST; - state->resolve.ino = ntoh64 (req->ino); - state->resolve.gen = ntoh64 (req->gen); - state->resolve.path = strdup (req->path); - - gf_stat_to_stat (&req->stbuf, &state->stbuf); - state->valid = ntoh32 (req->valid); - - resolve_and_resume (frame, server_setattr_resume); - - return 0; -} - - -int -server_fsetattr_resume (call_frame_t *frame, xlator_t *bound_xl) -{ - server_state_t *state = NULL; - - state = CALL_STATE (frame); - - if (state->resolve.op_ret != 0) - goto err; - - STACK_WIND (frame, server_fsetattr_cbk, - bound_xl, bound_xl->fops->fsetattr, - state->fd, &state->stbuf, state->valid); - return 0; -err: - server_fsetattr_cbk (frame, NULL, frame->this, state->resolve.op_ret, - state->resolve.op_errno, NULL, NULL); - - return 0; -} - - -int -server_fsetattr (call_frame_t *frame, xlator_t *bound_xl, - gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - gf_fop_fsetattr_req_t *req = NULL; - server_state_t *state = NULL; - - - req = gf_param (hdr); - state = CALL_STATE (frame); - - state->resolve.type = RESOLVE_MUST; - state->resolve.fd_no = ntoh64 (req->fd); - - gf_stat_to_stat (&req->stbuf, &state->stbuf); - state->valid = ntoh32 (req->valid); - - resolve_and_resume (frame, server_fsetattr_resume); - - return 0; -} - - -int -server_readlink_resume (call_frame_t *frame, xlator_t *bound_xl) -{ - server_state_t *state = NULL; - - state = CALL_STATE (frame); - - if (state->resolve.op_ret != 0) - goto err; - - STACK_WIND (frame, server_readlink_cbk, - bound_xl, bound_xl->fops->readlink, - &state->loc, state->size); - return 0; -err: - server_readlink_cbk (frame, NULL, frame->this, state->resolve.op_ret, - state->resolve.op_errno, NULL, NULL); - return 0; -} - - -int -server_readlink (call_frame_t *frame, xlator_t *bound_xl, - gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - gf_fop_readlink_req_t *req = NULL; - server_state_t *state = NULL; - - req = gf_param (hdr); - state = CALL_STATE (frame); - - state->resolve.type = RESOLVE_MUST; - state->resolve.ino = ntoh64 (req->ino); - state->resolve.gen = ntoh64 (req->gen); - state->resolve.path = strdup (req->path); - - state->size = ntoh32 (req->size); - - resolve_and_resume (frame, server_readlink_resume); - - return 0; -} - - -int -server_create_resume (call_frame_t *frame, xlator_t *bound_xl) -{ - server_state_t *state = NULL; - - state = CALL_STATE (frame); - - if (state->resolve.op_ret != 0) - goto err; - - state->loc.inode = inode_new (state->itable); - - state->fd = fd_create (state->loc.inode, frame->root->pid); - state->fd->flags = state->flags; - - STACK_WIND (frame, server_create_cbk, - bound_xl, bound_xl->fops->create, - &(state->loc), state->flags, state->mode, state->fd); - - return 0; -err: - server_create_cbk (frame, NULL, frame->this, state->resolve.op_ret, - state->resolve.op_errno, NULL, NULL, NULL, - NULL, NULL); - return 0; -} - - -int -server_create (call_frame_t *frame, xlator_t *bound_xl, - gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - gf_fop_create_req_t *req = NULL; - server_state_t *state = NULL; - int pathlen = 0; - - req = gf_param (hdr); - state = CALL_STATE (frame); - - pathlen = STRLEN_0 (req->path); - - state->resolve.type = RESOLVE_NOT; - state->resolve.par = ntoh64 (req->par); - state->resolve.gen = ntoh64 (req->gen); - state->resolve.path = strdup (req->path); - state->resolve.bname = strdup (req->bname + pathlen); - state->mode = ntoh32 (req->mode); - state->flags = gf_flags_to_flags (ntoh32 (req->flags)); - - resolve_and_resume (frame, server_create_resume); - - return 0; -} - - -int -server_open_resume (call_frame_t *frame, xlator_t *bound_xl) -{ - server_state_t *state = NULL; - - state = CALL_STATE (frame); - - if (state->resolve.op_ret != 0) - goto err; - - state->fd = fd_create (state->loc.inode, frame->root->pid); - state->fd->flags = state->flags; - - STACK_WIND (frame, server_open_cbk, - bound_xl, bound_xl->fops->open, - &state->loc, state->flags, state->fd, 0); - - return 0; -err: - server_open_cbk (frame, NULL, frame->this, state->resolve.op_ret, - state->resolve.op_errno, NULL); - return 0; -} - - -int -server_open (call_frame_t *frame, xlator_t *bound_xl, - gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - gf_fop_open_req_t *req = NULL; - server_state_t *state = NULL; - - req = gf_param (hdr); - state = CALL_STATE (frame); - - state->resolve.type = RESOLVE_MUST; - state->resolve.ino = ntoh64 (req->ino); - state->resolve.gen = ntoh64 (req->gen); - state->resolve.path = strdup (req->path); - - state->flags = gf_flags_to_flags (ntoh32 (req->flags)); - - resolve_and_resume (frame, server_open_resume); - - return 0; -} - - -int -server_readv_resume (call_frame_t *frame, xlator_t *bound_xl) -{ - server_state_t *state = NULL; - - state = CALL_STATE (frame); - - if (state->resolve.op_ret != 0) - goto err; - - STACK_WIND (frame, server_readv_cbk, - bound_xl, bound_xl->fops->readv, - state->fd, state->size, state->offset); - - return 0; -err: - server_readv_cbk (frame, NULL, frame->this, state->resolve.op_ret, - state->resolve.op_errno, NULL, 0, NULL, NULL); - return 0; -} - - -int -server_readv (call_frame_t *frame, xlator_t *bound_xl, - gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - gf_fop_read_req_t *req = NULL; - server_state_t *state = NULL; - - req = gf_param (hdr); - state = CALL_STATE (frame); - - state->resolve.type = RESOLVE_MUST; - state->resolve.fd_no = ntoh64 (req->fd); - state->size = ntoh32 (req->size); - state->offset = ntoh64 (req->offset); - - resolve_and_resume (frame, server_readv_resume); - - return 0; -} - - -int -server_writev_resume (call_frame_t *frame, xlator_t *bound_xl) -{ - server_state_t *state = NULL; - struct iovec iov = {0, }; - - state = CALL_STATE (frame); - - if (state->resolve.op_ret != 0) - goto err; - - iov.iov_len = state->size; - - if (state->iobuf) { - iov.iov_base = state->iobuf->ptr; - } - - STACK_WIND (frame, server_writev_cbk, - bound_xl, bound_xl->fops->writev, - state->fd, &iov, 1, state->offset, state->iobref); - - return 0; -err: - server_writev_cbk (frame, NULL, frame->this, state->resolve.op_ret, - state->resolve.op_errno, NULL, NULL); - return 0; -} - - -int -server_writev (call_frame_t *frame, xlator_t *bound_xl, - gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - gf_fop_write_req_t *req = NULL; - server_state_t *state = NULL; - struct iobref *iobref = NULL; - - req = gf_param (hdr); - state = CALL_STATE (frame); - - state->resolve.type = RESOLVE_MUST; - state->resolve.fd_no = ntoh64 (req->fd); - state->offset = ntoh64 (req->offset); - state->size = ntoh32 (req->size); - - if (iobuf) { - iobref = iobref_new (); - iobref_add (iobref, iobuf); - - state->iobuf = iobuf; - state->iobref = iobref; - } - - resolve_and_resume (frame, server_writev_resume); - - return 0; -} - - -int -server_release (call_frame_t *frame, xlator_t *bound_xl, - gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - gf_cbk_release_req_t *req = NULL; - server_state_t *state = NULL; - server_connection_t *conn = NULL; - - conn = SERVER_CONNECTION (frame); - state = CALL_STATE (frame); - req = gf_param (hdr); - - state->resolve.fd_no = ntoh64 (req->fd); - - gf_fd_put (conn->fdtable, state->resolve.fd_no); - - server_release_cbk (frame, NULL, frame->this, 0, 0); - - return 0; -} - - -int -server_fsync_resume (call_frame_t *frame, xlator_t *bound_xl) -{ - server_state_t *state = NULL; - - state = CALL_STATE (frame); - - if (state->resolve.op_ret != 0) - goto err; - - STACK_WIND (frame, server_fsync_cbk, - bound_xl, bound_xl->fops->fsync, - state->fd, state->flags); - return 0; -err: - server_fsync_cbk (frame, NULL, frame->this, state->resolve.op_ret, - state->resolve.op_errno, NULL, NULL); - - return 0; -} - - -int -server_fsync (call_frame_t *frame, xlator_t *bound_xl, - gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - gf_fop_fsync_req_t *req = NULL; - server_state_t *state = NULL; - - req = gf_param (hdr); - state = CALL_STATE (frame); - - state->resolve.type = RESOLVE_MUST; - state->resolve.fd_no = ntoh64 (req->fd); - state->flags = ntoh32 (req->data); - - resolve_and_resume (frame, server_fsync_resume); - - return 0; -} - - - -int -server_flush_resume (call_frame_t *frame, xlator_t *bound_xl) -{ - server_state_t *state = NULL; - - state = CALL_STATE (frame); - - if (state->resolve.op_ret != 0) - goto err; - - STACK_WIND (frame, server_flush_cbk, - bound_xl, bound_xl->fops->flush, state->fd); - return 0; -err: - server_flush_cbk (frame, NULL, frame->this, state->resolve.op_ret, - state->resolve.op_errno); - - return 0; -} - - -int -server_flush (call_frame_t *frame, xlator_t *bound_xl, - gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - gf_fop_fsync_req_t *req = NULL; - server_state_t *state = NULL; - - req = gf_param (hdr); - state = CALL_STATE (frame); - - state->resolve.type = RESOLVE_MUST; - state->resolve.fd_no = ntoh64 (req->fd); - - resolve_and_resume (frame, server_flush_resume); - - return 0; -} - - - -int -server_ftruncate_resume (call_frame_t *frame, xlator_t *bound_xl) -{ - server_state_t *state = NULL; - - state = CALL_STATE (frame); - - if (state->resolve.op_ret != 0) - goto err; - - STACK_WIND (frame, server_ftruncate_cbk, - bound_xl, bound_xl->fops->ftruncate, - state->fd, state->offset); - return 0; -err: - server_ftruncate_cbk (frame, NULL, frame->this, state->resolve.op_ret, - state->resolve.op_errno, NULL, NULL); - - return 0; -} - - -int -server_ftruncate (call_frame_t *frame, xlator_t *bound_xl, - gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - gf_fop_ftruncate_req_t *req = NULL; - server_state_t *state = NULL; - - req = gf_param (hdr); - state = CALL_STATE (frame); - - state->resolve.type = RESOLVE_MUST; - state->resolve.fd_no = ntoh64 (req->fd); - state->offset = ntoh64 (req->offset); - - resolve_and_resume (frame, server_ftruncate_resume); - - return 0; -} - - -int -server_fstat_resume (call_frame_t *frame, xlator_t *bound_xl) -{ - server_state_t *state = NULL; - - state = CALL_STATE (frame); - - if (state->resolve.op_ret != 0) - goto err; - - STACK_WIND (frame, server_fstat_cbk, - bound_xl, bound_xl->fops->fstat, - state->fd); - return 0; -err: - server_fstat_cbk (frame, NULL, frame->this, state->resolve.op_ret, - state->resolve.op_errno, NULL); - return 0; -} - - -int -server_fstat (call_frame_t *frame, xlator_t *bound_xl, - gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - gf_fop_fstat_req_t *req = NULL; - server_state_t *state = NULL; - - req = gf_param (hdr); - state = CALL_STATE (frame); - - state->resolve.type = RESOLVE_MUST; - state->resolve.fd_no = ntoh64 (req->fd); - - resolve_and_resume (frame, server_fstat_resume); - - return 0; -} - - -int -server_truncate_resume (call_frame_t *frame, xlator_t *bound_xl) -{ - server_state_t *state = NULL; - - state = CALL_STATE (frame); - - if (state->resolve.op_ret != 0) - goto err; - - STACK_WIND (frame, server_truncate_cbk, - bound_xl, bound_xl->fops->truncate, - &state->loc, state->offset); - return 0; -err: - server_truncate_cbk (frame, NULL, frame->this, state->resolve.op_ret, - state->resolve.op_errno, NULL, NULL); - return 0; -} - - - -int -server_truncate (call_frame_t *frame, xlator_t *bound_xl, - gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - gf_fop_truncate_req_t *req = NULL; - server_state_t *state = NULL; - - req = gf_param (hdr); - state = CALL_STATE (frame); - - state->resolve.type = RESOLVE_MUST; - state->resolve.path = strdup (req->path); - state->resolve.ino = ntoh64 (req->ino); - state->resolve.gen = ntoh64 (req->gen); - state->offset = ntoh64 (req->offset); - - resolve_and_resume (frame, server_truncate_resume); - - return 0; -} - - -int -server_unlink_resume (call_frame_t *frame, xlator_t *bound_xl) -{ - server_state_t *state = NULL; - - state = CALL_STATE (frame); - - if (state->resolve.op_ret != 0) - goto err; - - STACK_WIND (frame, server_unlink_cbk, - bound_xl, bound_xl->fops->unlink, - &state->loc); - return 0; -err: - server_unlink_cbk (frame, NULL, frame->this, state->resolve.op_ret, - state->resolve.op_errno, NULL, NULL); - return 0; -} - - -int -server_unlink (call_frame_t *frame, xlator_t *bound_xl, - gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - gf_fop_unlink_req_t *req = NULL; - server_state_t *state = NULL; - int pathlen = 0; - - req = gf_param (hdr); - state = CALL_STATE (frame); - - pathlen = STRLEN_0 (req->path); - - state->resolve.type = RESOLVE_MUST; - state->resolve.par = ntoh64 (req->par); - state->resolve.gen = ntoh64 (req->gen); - state->resolve.path = strdup (req->path); - state->resolve.bname = strdup (req->bname + pathlen); - - resolve_and_resume (frame, server_unlink_resume); - - return 0; -} - - -int -server_setxattr_resume (call_frame_t *frame, xlator_t *bound_xl) -{ - server_state_t *state = NULL; - - state = CALL_STATE (frame); - - if (state->resolve.op_ret != 0) - goto err; - - STACK_WIND (frame, server_setxattr_cbk, - bound_xl, bound_xl->fops->setxattr, - &state->loc, state->dict, state->flags); - return 0; -err: - server_setxattr_cbk (frame, NULL, frame->this, state->resolve.op_ret, - state->resolve.op_errno); - - return 0; -} - - -int -server_setxattr (call_frame_t *frame, xlator_t *bound_xl, - gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - gf_fop_setxattr_req_t *req = NULL; - server_state_t *state = NULL; - dict_t *dict = NULL; - int32_t ret = -1; - size_t dict_len = 0; - char *req_dictbuf = NULL; - - req = gf_param (hdr); - state = CALL_STATE (frame); - - dict_len = ntoh32 (req->dict_len); - - state->resolve.type = RESOLVE_MUST; - state->resolve.path = strdup (req->path + dict_len); - state->resolve.ino = ntoh64 (req->ino); - state->resolve.gen = ntoh64 (req->gen); - state->flags = ntoh32 (req->flags); - - if (dict_len) { - req_dictbuf = memdup (req->dict, dict_len); - - dict = dict_new (); - - ret = dict_unserialize (req_dictbuf, dict_len, &dict); - if (ret < 0) { - gf_log (bound_xl->name, GF_LOG_ERROR, - "%"PRId64": %s (%"PRId64"): failed to " - "unserialize request buffer to dictionary", - frame->root->unique, state->loc.path, - state->resolve.ino); - FREE (req_dictbuf); - goto err; - } - - dict->extra_free = req_dictbuf; - state->dict = dict; - } - - resolve_and_resume (frame, server_setxattr_resume); - - return 0; -err: - if (dict) - dict_unref (dict); - - server_setxattr_cbk (frame, NULL, frame->this, -1, EINVAL); - - return 0; - -} - - -int -server_fsetxattr_resume (call_frame_t *frame, xlator_t *bound_xl) -{ - server_state_t *state = NULL; - - state = CALL_STATE (frame); - - if (state->resolve.op_ret != 0) - goto err; - - STACK_WIND (frame, server_setxattr_cbk, - bound_xl, bound_xl->fops->fsetxattr, - state->fd, state->dict, state->flags); - return 0; -err: - server_fsetxattr_cbk (frame, NULL, frame->this, state->resolve.op_ret, - state->resolve.op_errno); - - return 0; -} - - -int -server_fsetxattr (call_frame_t *frame, xlator_t *bound_xl, - gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - gf_fop_fsetxattr_req_t *req = NULL; - server_state_t *state = NULL; - dict_t *dict = NULL; - int32_t ret = -1; - size_t dict_len = 0; - char *req_dictbuf = NULL; - - req = gf_param (hdr); - state = CALL_STATE (frame); - - dict_len = ntoh32 (req->dict_len); - - state->resolve.type = RESOLVE_MUST; - state->resolve.fd_no = ntoh64 (req->fd); - state->flags = ntoh32 (req->flags); - - if (dict_len) { - req_dictbuf = memdup (req->dict, dict_len); - - dict = dict_new (); - - ret = dict_unserialize (req_dictbuf, dict_len, &dict); - if (ret < 0) { - gf_log (bound_xl->name, GF_LOG_ERROR, - "%"PRId64": %s (%"PRId64"): failed to " - "unserialize request buffer to dictionary", - frame->root->unique, state->loc.path, - state->resolve.ino); - FREE (req_dictbuf); - goto err; - } - - dict->extra_free = req_dictbuf; - state->dict = dict; - } - - resolve_and_resume (frame, server_fsetxattr_resume); - - return 0; -err: - if (dict) - dict_unref (dict); - - server_setxattr_cbk (frame, NULL, frame->this, -1, EINVAL); - - return 0; -} - - -int -server_fxattrop_resume (call_frame_t *frame, xlator_t *bound_xl) -{ - server_state_t *state = NULL; - - state = CALL_STATE (frame); - - if (state->resolve.op_ret != 0) - goto err; - - STACK_WIND (frame, server_fxattrop_cbk, - bound_xl, bound_xl->fops->fxattrop, - state->fd, state->flags, state->dict); - return 0; -err: - server_fxattrop_cbk (frame, NULL, frame->this, state->resolve.op_ret, - state->resolve.op_errno, NULL); - return 0; -} - - -int -server_fxattrop (call_frame_t *frame, xlator_t *bound_xl, - gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - gf_fop_fxattrop_req_t *req = NULL; - dict_t *dict = NULL; - server_state_t *state = NULL; - size_t dict_len = 0; - char *req_dictbuf = NULL; - int32_t ret = -1; - - req = gf_param (hdr); - state = CALL_STATE(frame); - - dict_len = ntoh32 (req->dict_len); - - state->resolve.type = RESOLVE_MUST; - state->resolve.fd_no = ntoh64 (req->fd); - - state->resolve.ino = ntoh64 (req->ino); - state->resolve.gen = ntoh64 (req->gen); - state->flags = ntoh32 (req->flags); - - if (dict_len) { - /* Unserialize the dictionary */ - req_dictbuf = memdup (req->dict, dict_len); - - dict = dict_new (); - - ret = dict_unserialize (req_dictbuf, dict_len, &dict); - if (ret < 0) { - gf_log (bound_xl->name, GF_LOG_ERROR, - "fd - %"PRId64" (%"PRId64"): failed to unserialize " - "request buffer to dictionary", - state->resolve.fd_no, state->fd->inode->ino); - free (req_dictbuf); - goto fail; - } - dict->extra_free = req_dictbuf; - state->dict = dict; - dict = NULL; - } - - resolve_and_resume (frame, server_fxattrop_resume); - - return 0; - -fail: - if (dict) - dict_unref (dict); - - server_fxattrop_cbk (frame, NULL, frame->this, -1, EINVAL, NULL); - return 0; -} - - -int -server_xattrop_resume (call_frame_t *frame, xlator_t *bound_xl) -{ - server_state_t *state = NULL; - - state = CALL_STATE (frame); - - if (state->resolve.op_ret != 0) - goto err; - - STACK_WIND (frame, server_xattrop_cbk, - bound_xl, bound_xl->fops->xattrop, - &state->loc, state->flags, state->dict); - return 0; -err: - server_xattrop_cbk (frame, NULL, frame->this, state->resolve.op_ret, - state->resolve.op_errno, NULL); - return 0; -} - - -int -server_xattrop (call_frame_t *frame, xlator_t *bound_xl, - gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - gf_fop_xattrop_req_t *req = NULL; - dict_t *dict = NULL; - server_state_t *state = NULL; - size_t dict_len = 0; - char *req_dictbuf = NULL; - int32_t ret = -1; - - req = gf_param (hdr); - state = CALL_STATE(frame); - - dict_len = ntoh32 (req->dict_len); - - state->resolve.type = RESOLVE_MUST; - state->resolve.path = strdup (req->path + dict_len); - state->resolve.ino = ntoh64 (req->ino); - state->resolve.gen = ntoh64 (req->gen); - state->flags = ntoh32 (req->flags); - - if (dict_len) { - /* Unserialize the dictionary */ - req_dictbuf = memdup (req->dict, dict_len); - - dict = dict_new (); - - ret = dict_unserialize (req_dictbuf, dict_len, &dict); - if (ret < 0) { - gf_log (bound_xl->name, GF_LOG_ERROR, - "fd - %"PRId64" (%"PRId64"): failed to unserialize " - "request buffer to dictionary", - state->resolve.fd_no, state->fd->inode->ino); - free (req_dictbuf); - goto fail; - } - dict->extra_free = req_dictbuf; - state->dict = dict; - dict = NULL; - } - - resolve_and_resume (frame, server_xattrop_resume); - - return 0; - -fail: - if (dict) - dict_unref (dict); - - server_xattrop_cbk (frame, NULL, frame->this, -1, EINVAL, NULL); - return 0; -} - - -int -server_getxattr_resume (call_frame_t *frame, xlator_t *bound_xl) -{ - server_state_t *state = NULL; - - state = CALL_STATE (frame); - - if (state->resolve.op_ret != 0) - goto err; - - STACK_WIND (frame, server_getxattr_cbk, - bound_xl, bound_xl->fops->getxattr, - &state->loc, state->name); - return 0; -err: - server_getxattr_cbk (frame, NULL, frame->this, state->resolve.op_ret, - state->resolve.op_errno, NULL); - return 0; -} - - -int -server_getxattr (call_frame_t *frame, xlator_t *bound_xl, - gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - gf_fop_getxattr_req_t *req = NULL; - server_state_t *state = NULL; - size_t namelen = 0; - size_t pathlen = 0; - - req = gf_param (hdr); - state = CALL_STATE (frame); - - pathlen = STRLEN_0 (req->path); - - state->resolve.type = RESOLVE_MUST; - state->resolve.path = strdup (req->path); - state->resolve.ino = ntoh64 (req->ino); - state->resolve.gen = ntoh64 (req->gen); - - namelen = ntoh32 (req->namelen); - if (namelen) - state->name = strdup (req->name + pathlen); - - resolve_and_resume (frame, server_getxattr_resume); - - return 0; -} - - -int -server_fgetxattr_resume (call_frame_t *frame, xlator_t *bound_xl) -{ - server_state_t *state = NULL; - - state = CALL_STATE (frame); - - if (state->resolve.op_ret != 0) - goto err; - - STACK_WIND (frame, server_fgetxattr_cbk, - bound_xl, bound_xl->fops->fgetxattr, - state->fd, state->name); - return 0; -err: - server_fgetxattr_cbk (frame, NULL, frame->this, state->resolve.op_ret, - state->resolve.op_errno, NULL); - return 0; -} - - -int -server_fgetxattr (call_frame_t *frame, xlator_t *bound_xl, - gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - gf_fop_fgetxattr_req_t *req = NULL; - server_state_t *state = NULL; - size_t namelen = 0; - - req = gf_param (hdr); - state = CALL_STATE (frame); - - state->resolve.type = RESOLVE_MUST; - state->resolve.fd_no = ntoh64 (req->fd); - - namelen = ntoh32 (req->namelen); - if (namelen) - state->name = strdup (req->name); - - resolve_and_resume (frame, server_fgetxattr_resume); - - return 0; -} - - -int -server_removexattr_resume (call_frame_t *frame, xlator_t *bound_xl) -{ - server_state_t *state = NULL; - - state = CALL_STATE (frame); - - if (state->resolve.op_ret != 0) - goto err; - - STACK_WIND (frame, server_removexattr_cbk, - bound_xl, bound_xl->fops->removexattr, - &state->loc, state->name); - return 0; -err: - server_removexattr_cbk (frame, NULL, frame->this, state->resolve.op_ret, - state->resolve.op_errno); - return 0; -} - - -int -server_removexattr (call_frame_t *frame, xlator_t *bound_xl, - gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - gf_fop_removexattr_req_t *req = NULL; - server_state_t *state = NULL; - size_t pathlen = 0; - - req = gf_param (hdr); - state = CALL_STATE (frame); - pathlen = STRLEN_0 (req->path); - - state->resolve.type = RESOLVE_MUST; - state->resolve.path = strdup (req->path); - state->resolve.ino = ntoh64 (req->ino); - state->resolve.gen = ntoh64 (req->gen); - state->name = strdup (req->name + pathlen); - - resolve_and_resume (frame, server_removexattr_resume); - - return 0; -} - - -int -server_statfs_resume (call_frame_t *frame, xlator_t *bound_xl) -{ - server_state_t *state = NULL; - - state = CALL_STATE (frame); - - if (state->resolve.op_ret !=0) - goto err; - - STACK_WIND (frame, server_statfs_cbk, - bound_xl, bound_xl->fops->statfs, - &state->loc); - return 0; - -err: - server_statfs_cbk (frame, NULL, frame->this, state->resolve.op_ret, - state->resolve.op_errno, NULL); - return 0; -} - - -int -server_statfs (call_frame_t *frame, xlator_t *bound_xl, - gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - gf_fop_statfs_req_t *req = NULL; - server_state_t *state = NULL; - - req = gf_param (hdr); - - state = CALL_STATE (frame); - - state->resolve.type = RESOLVE_MUST; - state->resolve.ino = ntoh64 (req->ino); - if (!state->resolve.ino) - state->resolve.ino = 1; - state->resolve.gen = ntoh64 (req->gen); - state->resolve.path = strdup (req->path); - - resolve_and_resume (frame, server_statfs_resume); - - return 0; -} - - -int -server_opendir_resume (call_frame_t *frame, xlator_t *bound_xl) -{ - server_state_t *state = NULL; - - state = CALL_STATE (frame); - - if (state->resolve.op_ret != 0) - goto err; - - state->fd = fd_create (state->loc.inode, frame->root->pid); - - STACK_WIND (frame, server_opendir_cbk, - bound_xl, bound_xl->fops->opendir, - &state->loc, state->fd); - return 0; -err: - server_opendir_cbk (frame, NULL, frame->this, state->resolve.op_ret, - state->resolve.op_errno, NULL); - return 0; -} - - -int -server_opendir (call_frame_t *frame, xlator_t *bound_xl, - gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - gf_fop_opendir_req_t *req = NULL; - server_state_t *state = NULL; - - req = gf_param (hdr); - state = CALL_STATE (frame); - - state->resolve.type = RESOLVE_MUST; - state->resolve.path = strdup (req->path); - state->resolve.ino = ntoh64 (req->ino); - state->resolve.gen = ntoh64 (req->gen); - - resolve_and_resume (frame, server_opendir_resume); - - return 0; -} - - -int -server_releasedir (call_frame_t *frame, xlator_t *bound_xl, - gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - gf_cbk_releasedir_req_t *req = NULL; - server_connection_t *conn = NULL; - uint64_t fd_no = 0; - - conn = SERVER_CONNECTION (frame); - - req = gf_param (hdr); - - fd_no = ntoh64 (req->fd); - - gf_fd_put (conn->fdtable, fd_no); - - server_releasedir_cbk (frame, NULL, frame->this, 0, 0); - - return 0; -} - -int -server_getdents_resume (call_frame_t *frame, xlator_t *bound_xl) -{ - server_state_t *state = NULL; - - state = CALL_STATE (frame); - - if (state->resolve.op_ret != 0) - goto err; - - STACK_WIND (frame, server_getdents_cbk, - bound_xl, - bound_xl->fops->getdents, - state->fd, state->size, state->offset, state->flags); - - return 0; -err: - server_getdents_cbk (frame, NULL, frame->this, state->resolve.op_ret, - state->resolve.op_errno, NULL, 0); - return 0; -} - -int -server_getdents (call_frame_t *frame, xlator_t *bound_xl, - gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - gf_fop_getdents_req_t *req = NULL; - server_state_t *state = NULL; - server_connection_t *conn = NULL; - - conn = SERVER_CONNECTION (frame); - - req = gf_param (hdr); - state = CALL_STATE(frame); - - state->resolve.type = RESOLVE_MUST; - state->resolve.fd_no = ntoh64 (req->fd); - state->size = ntoh32 (req->size); - state->offset = ntoh64 (req->offset); - state->flags = ntoh32 (req->flags); - - resolve_and_resume (frame, server_getdents_resume); - - return 0; -} - -/* - * server_readdirp_cbk - getdents callback for server protocol - * @frame: call frame - * @cookie: - * @this: - * @op_ret: - * @op_errno: - * - * not for external reference - */ -int -server_readdirp_cbk (call_frame_t *frame, void *cookie, xlator_t *this, - int32_t op_ret, int32_t op_errno, gf_dirent_t *entries) -{ - gf_hdr_common_t *hdr = NULL; - gf_fop_readdirp_rsp_t *rsp = NULL; - size_t hdrlen = 0; - size_t buf_size = 0; - int32_t gf_errno = 0; - server_state_t *state = NULL; - - if (op_ret > 0) - buf_size = gf_dirent_serialize (entries, NULL, 0); - - hdrlen = gf_hdr_len (rsp, buf_size); - hdr = gf_hdr_new (rsp, buf_size); - rsp = gf_param (hdr); - - hdr->rsp.op_ret = hton32 (op_ret); - gf_errno = gf_errno_to_error (op_errno); - hdr->rsp.op_errno = hton32 (gf_errno); - - if (op_ret > 0) { - rsp->size = hton32 (buf_size); - gf_dirent_serialize (entries, rsp->buf, buf_size); - } else { - state = CALL_STATE(frame); - - gf_log (this->name, GF_LOG_TRACE, - "%"PRId64": READDIRP %"PRId64" (%"PRId64") ==>" - "%"PRId32" (%s)", - frame->root->unique, state->resolve.fd_no, - state->fd ? state->fd->inode->ino : 0, op_ret, - strerror (op_errno)); - } - - protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_FOP_READDIRP, - hdr, hdrlen, NULL, 0, NULL); - - return 0; -} - -int -server_readdirp_resume (call_frame_t *frame, xlator_t *bound_xl) -{ - server_state_t *state = NULL; - - state = CALL_STATE (frame); - - if (state->resolve.op_ret != 0) - goto err; - - STACK_WIND (frame, server_readdirp_cbk, bound_xl, - bound_xl->fops->readdirp, state->fd, state->size, - state->offset); - - return 0; -err: - server_readdirp_cbk (frame, NULL, frame->this, state->resolve.op_ret, - state->resolve.op_errno, NULL); - return 0; -} - -/* - * server_readdirp - readdirp function for server protocol - * @frame: call frame - * @bound_xl: - * @params: parameter dictionary - * - * not for external reference - */ -int -server_readdirp (call_frame_t *frame, xlator_t *bound_xl, gf_hdr_common_t *hdr, - size_t hdrlen, struct iobuf *iobuf) -{ - gf_fop_readdirp_req_t *req = NULL; - server_state_t *state = NULL; - server_connection_t *conn = NULL; - - conn = SERVER_CONNECTION(frame); - - req = gf_param (hdr); - state = CALL_STATE(frame); - - state->resolve.type = RESOLVE_MUST; - state->resolve.fd_no = ntoh64 (req->fd); - state->size = ntoh32 (req->size); - state->offset = ntoh64 (req->offset); - - resolve_and_resume (frame, server_readdirp_resume); - - return 0; -} - - -int - server_readdir_resume (call_frame_t *frame, xlator_t *bound_xl) -{ - server_state_t *state = NULL; - - state = CALL_STATE (frame); - - if (state->resolve.op_ret != 0) - goto err; - - STACK_WIND (frame, server_readdir_cbk, - bound_xl, - bound_xl->fops->readdir, - state->fd, state->size, state->offset); - - return 0; -err: - server_readdir_cbk (frame, NULL, frame->this, state->resolve.op_ret, - state->resolve.op_errno, NULL); - return 0; -} -/* - * server_readdir - readdir function for server protocol - * @frame: call frame - * @bound_xl: - * @params: parameter dictionary - * - * not for external reference - */ -int -server_readdir (call_frame_t *frame, xlator_t *bound_xl, - gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - gf_fop_readdir_req_t *req = NULL; - server_state_t *state = NULL; - server_connection_t *conn = NULL; - - conn = SERVER_CONNECTION(frame); - - req = gf_param (hdr); - state = CALL_STATE(frame); - - state->resolve.type = RESOLVE_MUST; - state->resolve.fd_no = ntoh64 (req->fd); - state->size = ntoh32 (req->size); - state->offset = ntoh64 (req->offset); - - resolve_and_resume (frame, server_readdir_resume); - - return 0; -} - -int -server_fsyncdir_resume (call_frame_t *frame, xlator_t *bound_xl) -{ - server_state_t *state = NULL; - - state = CALL_STATE (frame); - - if (state->resolve.op_ret != 0) - goto err; - - STACK_WIND (frame, server_fsyncdir_cbk, - bound_xl, - bound_xl->fops->fsyncdir, - state->fd, state->flags); - return 0; - -err: - server_fsyncdir_cbk (frame, NULL, frame->this, - state->resolve.op_ret, - state->resolve.op_errno); - return 0; -} - -/* - * server_fsyncdir - fsyncdir function for server protocol - * @frame: call frame - * @bound_xl: - * @params: parameter dictionary - * - * not for external reference - */ -int -server_fsyncdir (call_frame_t *frame, xlator_t *bound_xl, - gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - gf_fop_fsyncdir_req_t *req = NULL; - server_state_t *state = NULL; - server_connection_t *conn = NULL; - - conn = SERVER_CONNECTION (frame); - - req = gf_param (hdr); - state = CALL_STATE(frame); - - state->resolve.type = RESOLVE_MUST; - state->resolve.fd_no = ntoh64 (req->fd); - state->flags = ntoh32 (req->data); - - resolve_and_resume (frame, server_fsyncdir_resume); - - return 0; -} - - -int -server_mknod_resume (call_frame_t *frame, xlator_t *bound_xl) -{ - server_state_t *state = NULL; - - state = CALL_STATE (frame); - - if (state->resolve.op_ret != 0) - goto err; - - state->loc.inode = inode_new (state->itable); - - STACK_WIND (frame, server_mknod_cbk, - bound_xl, bound_xl->fops->mknod, - &(state->loc), state->mode, state->dev); - - return 0; -err: - server_mknod_cbk (frame, NULL, frame->this, state->resolve.op_ret, - state->resolve.op_errno, NULL, NULL, NULL, NULL); - return 0; -} - - - -int -server_mknod (call_frame_t *frame, xlator_t *bound_xl, - gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - gf_fop_mknod_req_t *req = NULL; - server_state_t *state = NULL; - size_t pathlen = 0; - - req = gf_param (hdr); - state = CALL_STATE (frame); - pathlen = STRLEN_0 (req->path); - - state->resolve.type = RESOLVE_NOT; - state->resolve.par = ntoh64 (req->par); - state->resolve.gen = ntoh64 (req->gen); - state->resolve.path = strdup (req->path); - state->resolve.bname = strdup (req->bname + pathlen); - - state->mode = ntoh32 (req->mode); - state->dev = ntoh64 (req->dev); - - resolve_and_resume (frame, server_mknod_resume); - - return 0; -} - - -int -server_mkdir_resume (call_frame_t *frame, xlator_t *bound_xl) - -{ - server_state_t *state = NULL; - - state = CALL_STATE (frame); - - if (state->resolve.op_ret != 0) - goto err; - - state->loc.inode = inode_new (state->itable); - - STACK_WIND (frame, server_mkdir_cbk, - bound_xl, bound_xl->fops->mkdir, - &(state->loc), state->mode); - - return 0; -err: - server_mkdir_cbk (frame, NULL, frame->this, state->resolve.op_ret, - state->resolve.op_errno, NULL, NULL, NULL, NULL); - return 0; -} - - -int -server_mkdir (call_frame_t *frame, xlator_t *bound_xl, - gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - gf_fop_mkdir_req_t *req = NULL; - server_state_t *state = NULL; - size_t pathlen = 0; - - req = gf_param (hdr); - state = CALL_STATE (frame); - pathlen = STRLEN_0 (req->path); - - state->resolve.type = RESOLVE_NOT; - state->resolve.par = ntoh64 (req->par); - state->resolve.gen = ntoh64 (req->gen); - state->resolve.path = strdup (req->path); - state->resolve.bname = strdup (req->bname + pathlen); - - state->mode = ntoh32 (req->mode); - - resolve_and_resume (frame, server_mkdir_resume); - - return 0; -} - - -int -server_rmdir_resume (call_frame_t *frame, xlator_t *bound_xl) -{ - server_state_t *state = NULL; - - state = CALL_STATE (frame); - - if (state->resolve.op_ret != 0) - goto err; - - STACK_WIND (frame, server_rmdir_cbk, - bound_xl, bound_xl->fops->rmdir, &state->loc); - return 0; -err: - server_rmdir_cbk (frame, NULL, frame->this, state->resolve.op_ret, - state->resolve.op_errno, NULL, NULL); - return 0; -} - -int -server_rmdir (call_frame_t *frame, xlator_t *bound_xl, - gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - gf_fop_rmdir_req_t *req = NULL; - server_state_t *state = NULL; - int pathlen = 0; - - req = gf_param (hdr); - state = CALL_STATE (frame); - pathlen = STRLEN_0 (req->path); - - state->resolve.type = RESOLVE_MUST; - state->resolve.par = ntoh64 (req->par); - state->resolve.gen = ntoh64 (req->gen); - state->resolve.path = strdup (req->path); - state->resolve.bname = strdup (req->bname + pathlen); - - resolve_and_resume (frame, server_rmdir_resume); - - return 0; -} - - -int -server_inodelk_resume (call_frame_t *frame, xlator_t *bound_xl) -{ - server_state_t *state = NULL; - - state = CALL_STATE (frame); - - if (state->resolve.op_ret != 0) - goto err; - - STACK_WIND (frame, server_inodelk_cbk, - bound_xl, bound_xl->fops->inodelk, - state->volume, &state->loc, state->cmd, &state->flock); - return 0; -err: - server_inodelk_cbk (frame, NULL, frame->this, state->resolve.op_ret, - state->resolve.op_errno); - return 0; -} - - -int -server_inodelk (call_frame_t *frame, xlator_t *bound_xl, - gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - gf_fop_inodelk_req_t *req = NULL; - server_state_t *state = NULL; - size_t pathlen = 0; - size_t vollen = 0; - int cmd = 0; - - req = gf_param (hdr); - state = CALL_STATE (frame); - pathlen = STRLEN_0 (req->path); - vollen = STRLEN_0 (req->volume + pathlen); - - state->resolve.type = RESOLVE_EXACT; - state->resolve.ino = ntoh64 (req->ino); - state->resolve.gen = ntoh64 (req->gen); - state->resolve.path = strdup (req->path); - - cmd = ntoh32 (req->cmd); - switch (cmd) { - case GF_LK_GETLK: - state->cmd = F_GETLK; - break; - case GF_LK_SETLK: - state->cmd = F_SETLK; - break; - case GF_LK_SETLKW: - state->cmd = F_SETLKW; - break; - } - - state->type = ntoh32 (req->type); - state->volume = strdup (req->volume + pathlen); - - gf_flock_to_flock (&req->flock, &state->flock); - - switch (state->type) { - case GF_LK_F_RDLCK: - state->flock.l_type = F_RDLCK; - break; - case GF_LK_F_WRLCK: - state->flock.l_type = F_WRLCK; - break; - case GF_LK_F_UNLCK: - state->flock.l_type = F_UNLCK; - break; - } - - resolve_and_resume (frame, server_inodelk_resume); - - return 0; -} - -int -server_finodelk_resume (call_frame_t *frame, xlator_t *bound_xl) -{ - server_state_t *state = NULL; - - state = CALL_STATE (frame); - - if (state->resolve.op_ret != 0) - goto err; - - STACK_WIND (frame, server_finodelk_cbk, - BOUND_XL(frame), - BOUND_XL(frame)->fops->finodelk, - state->volume, state->fd, state->cmd, &state->flock); - - return 0; -err: - server_finodelk_cbk (frame, NULL, frame->this, state->resolve.op_ret, - state->resolve.op_errno); - - return 0; -} - -int -server_finodelk (call_frame_t *frame, xlator_t *bound_xl, - gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - gf_fop_finodelk_req_t *req = NULL; - server_state_t *state = NULL; - server_connection_t *conn = NULL; - - conn = SERVER_CONNECTION(frame); - - req = gf_param (hdr); - state = CALL_STATE(frame); - - state->resolve.type = RESOLVE_EXACT; - state->volume = strdup (req->volume); - state->resolve.fd_no = ntoh64 (req->fd); - state->cmd = ntoh32 (req->cmd); - - switch (state->cmd) { - case GF_LK_GETLK: - state->cmd = F_GETLK; - break; - case GF_LK_SETLK: - state->cmd = F_SETLK; - break; - case GF_LK_SETLKW: - state->cmd = F_SETLKW; - break; - } - - state->type = ntoh32 (req->type); - - gf_flock_to_flock (&req->flock, &state->flock); - - switch (state->type) { - case GF_LK_F_RDLCK: - state->flock.l_type = F_RDLCK; - break; - case GF_LK_F_WRLCK: - state->flock.l_type = F_WRLCK; - break; - case GF_LK_F_UNLCK: - state->flock.l_type = F_UNLCK; - break; - } - - resolve_and_resume (frame, server_finodelk_resume); - - return 0; -} - - -int -server_entrylk_resume (call_frame_t *frame, xlator_t *bound_xl) -{ - server_state_t *state = NULL; - - state = CALL_STATE (frame); - - if (state->resolve.op_ret != 0) - goto err; - - STACK_WIND (frame, server_entrylk_cbk, - bound_xl, bound_xl->fops->entrylk, - state->volume, &state->loc, state->name, - state->cmd, state->type); - return 0; -err: - server_entrylk_cbk (frame, NULL, frame->this, state->resolve.op_ret, - state->resolve.op_errno); - return 0; -} - - -int -server_entrylk (call_frame_t *frame, xlator_t *bound_xl, - gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - gf_fop_entrylk_req_t *req = NULL; - server_state_t *state = NULL; - size_t pathlen = 0; - size_t namelen = 0; - size_t vollen = 0; - - req = gf_param (hdr); - state = CALL_STATE (frame); - pathlen = STRLEN_0 (req->path); - namelen = ntoh64 (req->namelen); - vollen = STRLEN_0(req->volume + pathlen + namelen); - - state->resolve.type = RESOLVE_EXACT; - state->resolve.path = strdup (req->path); - state->resolve.ino = ntoh64 (req->ino); - state->resolve.gen = ntoh64 (req->gen); - - if (namelen) - state->name = strdup (req->name + pathlen); - state->volume = strdup (req->volume + pathlen + namelen); - - state->cmd = ntoh32 (req->cmd); - state->type = ntoh32 (req->type); - - resolve_and_resume (frame, server_entrylk_resume); - - return 0; -} - -int -server_fentrylk_resume (call_frame_t *frame, xlator_t *bound_xl) -{ - server_state_t *state = NULL; - - state = CALL_STATE (frame); - - if (state->resolve.op_ret != 0) - goto err; - - STACK_WIND (frame, server_fentrylk_cbk, - BOUND_XL(frame), - BOUND_XL(frame)->fops->fentrylk, - state->volume, state->fd, state->name, - state->cmd, state->type); - - return 0; -err: - server_fentrylk_cbk (frame, NULL, frame->this, state->resolve.op_ret, - state->resolve.op_errno); - return 0; -} - -int -server_fentrylk (call_frame_t *frame, xlator_t *bound_xl, - gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - gf_fop_fentrylk_req_t *req = NULL; - server_state_t *state = NULL; - size_t namelen = 0; - size_t vollen = 0; - server_connection_t *conn = NULL; - - conn = SERVER_CONNECTION (frame); - - req = gf_param (hdr); - state = CALL_STATE(frame); - vollen = STRLEN_0(req->volume + namelen); - - state->resolve.type = RESOLVE_EXACT; - state->resolve.fd_no = ntoh64 (req->fd); - state->cmd = ntoh32 (req->cmd); - state->type = ntoh32 (req->type); - namelen = ntoh64 (req->namelen); - if (namelen) - state->name = req->name; - state->volume = strdup (req->volume + namelen); - - - resolve_and_resume (frame, server_finodelk_resume); - - return 0; -} - - -int -server_access_resume (call_frame_t *frame, xlator_t *bound_xl) -{ - server_state_t *state = NULL; - - state = CALL_STATE (frame); - - if (state->resolve.op_ret != 0) - goto err; - - STACK_WIND (frame, server_access_cbk, - bound_xl, bound_xl->fops->access, - &state->loc, state->mask); - return 0; -err: - server_access_cbk (frame, NULL, frame->this, state->resolve.op_ret, - state->resolve.op_errno); - return 0; -} - - -int -server_access (call_frame_t *frame, xlator_t *bound_xl, - gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - gf_fop_access_req_t *req = NULL; - server_state_t *state = NULL; - - req = gf_param (hdr); - state = CALL_STATE (frame); - - state->resolve.type = RESOLVE_MUST; - state->resolve.ino = hton64 (req->ino); - state->resolve.gen = hton64 (req->gen); - state->resolve.path = strdup (req->path); - - state->mask = ntoh32 (req->mask); - - resolve_and_resume (frame, server_access_resume); - - return 0; -} - - -int -server_symlink_resume (call_frame_t *frame, xlator_t *bound_xl) -{ - server_state_t *state = NULL; - - state = CALL_STATE (frame); - - if (state->resolve.op_ret != 0) - goto err; - - state->loc.inode = inode_new (state->itable); - - STACK_WIND (frame, server_symlink_cbk, - bound_xl, bound_xl->fops->symlink, - state->name, &state->loc); - - return 0; -err: - server_symlink_cbk (frame, NULL, frame->this, state->resolve.op_ret, - state->resolve.op_errno, NULL, NULL, NULL, NULL); - return 0; -} - - - -int -server_symlink (call_frame_t *frame, xlator_t *bound_xl, - gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - server_state_t *state = NULL; - gf_fop_symlink_req_t *req = NULL; - size_t pathlen = 0; - size_t baselen = 0; - - req = gf_param (hdr); - state = CALL_STATE (frame); - pathlen = STRLEN_0 (req->path); - baselen = STRLEN_0 (req->bname + pathlen); - - state->resolve.type = RESOLVE_NOT; - state->resolve.par = ntoh64 (req->par); - state->resolve.gen = ntoh64 (req->gen); - state->resolve.path = strdup (req->path); - state->resolve.bname = strdup (req->bname + pathlen); - state->name = strdup (req->linkname + pathlen + baselen); - - resolve_and_resume (frame, server_symlink_resume); - - return 0; -} - - -int -server_link_resume (call_frame_t *frame, xlator_t *bound_xl) -{ - server_state_t *state = NULL; - int op_ret = 0; - int op_errno = 0; - - state = CALL_STATE (frame); - - if (state->resolve.op_ret != 0) { - op_ret = state->resolve.op_ret; - op_errno = state->resolve.op_errno; - goto err; - } - - if (state->resolve2.op_ret != 0) { - op_ret = state->resolve2.op_ret; - op_errno = state->resolve2.op_errno; - goto err; - } - - state->loc2.inode = inode_ref (state->loc.inode); - - STACK_WIND (frame, server_link_cbk, - bound_xl, bound_xl->fops->link, - &state->loc, &state->loc2); - return 0; -err: - server_link_cbk (frame, NULL, frame->this, op_ret, op_errno, - NULL, NULL, NULL, NULL); - return 0; -} - - -int -server_link (call_frame_t *frame, xlator_t *this, - gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - gf_fop_link_req_t *req = NULL; - server_state_t *state = NULL; - size_t oldpathlen = 0; - size_t newpathlen = 0; - size_t newbaselen = 0; - - req = gf_param (hdr); - state = CALL_STATE (frame); - oldpathlen = STRLEN_0 (req->oldpath); - newpathlen = STRLEN_0 (req->newpath + oldpathlen); - newbaselen = STRLEN_0 (req->newbname + oldpathlen + newpathlen); - - state->resolve.type = RESOLVE_MUST; - state->resolve.path = strdup (req->oldpath); - state->resolve.ino = ntoh64 (req->oldino); - state->resolve.gen = ntoh64 (req->oldgen); - - state->resolve2.type = RESOLVE_NOT; - state->resolve2.path = strdup (req->newpath + oldpathlen); - state->resolve2.bname = strdup (req->newbname + oldpathlen + newpathlen); - state->resolve2.par = ntoh64 (req->newpar); - state->resolve2.gen = ntoh64 (req->newgen); - - resolve_and_resume (frame, server_link_resume); - - return 0; -} - - -int -server_rename_resume (call_frame_t *frame, xlator_t *bound_xl) -{ - server_state_t *state = NULL; - int op_ret = 0; - int op_errno = 0; - - state = CALL_STATE (frame); - - if (state->resolve.op_ret != 0) { - op_ret = state->resolve.op_ret; - op_errno = state->resolve.op_errno; - goto err; - } - - if (state->resolve2.op_ret != 0) { - op_ret = state->resolve2.op_ret; - op_errno = state->resolve2.op_errno; - goto err; - } - - STACK_WIND (frame, server_rename_cbk, - bound_xl, bound_xl->fops->rename, - &state->loc, &state->loc2); - return 0; -err: - server_rename_cbk (frame, NULL, frame->this, op_ret, op_errno, - NULL, NULL, NULL, NULL, NULL); - return 0; -} - - -int -server_rename (call_frame_t *frame, xlator_t *bound_xl, - gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - gf_fop_rename_req_t *req = NULL; - server_state_t *state = NULL; - size_t oldpathlen = 0; - size_t oldbaselen = 0; - size_t newpathlen = 0; - size_t newbaselen = 0; - - req = gf_param (hdr); - - state = CALL_STATE (frame); - oldpathlen = STRLEN_0 (req->oldpath); - oldbaselen = STRLEN_0 (req->oldbname + oldpathlen); - newpathlen = STRLEN_0 (req->newpath + oldpathlen + oldbaselen); - newbaselen = STRLEN_0 (req->newbname + oldpathlen + - oldbaselen + newpathlen); - - state->resolve.type = RESOLVE_MUST; - state->resolve.path = strdup (req->oldpath); - state->resolve.bname = strdup (req->oldbname + oldpathlen); - state->resolve.par = ntoh64 (req->oldpar); - state->resolve.gen = ntoh64 (req->oldgen); - - state->resolve2.type = RESOLVE_MAY; - state->resolve2.path = strdup (req->newpath + oldpathlen + oldbaselen); - state->resolve2.bname = strdup (req->newbname + oldpathlen + oldbaselen + - newpathlen); - state->resolve2.par = ntoh64 (req->newpar); - state->resolve2.gen = ntoh64 (req->newgen); - - resolve_and_resume (frame, server_rename_resume); - - return 0; -} - -int -server_lk_resume (call_frame_t *frame, xlator_t *bound_xl) -{ - server_state_t *state = NULL; - - state = CALL_STATE (frame); - - if (state->resolve.op_ret != 0) - goto err; - - STACK_WIND (frame, server_lk_cbk, - BOUND_XL(frame), - BOUND_XL(frame)->fops->lk, - state->fd, state->cmd, &state->flock); - - return 0; - -err: - server_lk_cbk (frame, NULL, frame->this, - state->resolve.op_ret, - state->resolve.op_errno, - NULL); - return 0; -} - -/* - * server_lk - lk function for server protocol - * @frame: call frame - * @bound_xl: - * @params: parameter dictionary - * - * not for external reference - */ - -int -server_lk (call_frame_t *frame, xlator_t *bound_xl, - gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - gf_fop_lk_req_t *req = NULL; - server_state_t *state = NULL; - server_connection_t *conn = NULL; - - conn = SERVER_CONNECTION (frame); - - req = gf_param (hdr); - state = CALL_STATE (frame); - - state->resolve.fd_no = ntoh64 (req->fd); - state->cmd = ntoh32 (req->cmd); - state->type = ntoh32 (req->type); - - switch (state->cmd) { - case GF_LK_GETLK: - state->cmd = F_GETLK; - break; - case GF_LK_SETLK: - state->cmd = F_SETLK; - break; - case GF_LK_SETLKW: - state->cmd = F_SETLKW; - break; - } - - gf_flock_to_flock (&req->flock, &state->flock); - - switch (state->type) { - case GF_LK_F_RDLCK: - state->flock.l_type = F_RDLCK; - break; - case GF_LK_F_WRLCK: - state->flock.l_type = F_WRLCK; - break; - case GF_LK_F_UNLCK: - state->flock.l_type = F_UNLCK; - break; - default: - gf_log (bound_xl->name, GF_LOG_ERROR, - "fd - %"PRId64" (%"PRId64"): Unknown lock type: %"PRId32"!", - state->resolve.fd_no, state->fd->inode->ino, state->type); - break; - } - - - resolve_and_resume (frame, server_lk_resume); - - return 0; -} - - -int -server_setdents_resume(call_frame_t *frame, xlator_t *bound_xl) -{ - server_state_t *state = NULL; - - state = CALL_STATE (frame); - - if (state->resolve.op_ret != 0) - goto err; - - STACK_WIND (frame, server_setdents_cbk, - BOUND_XL(frame), - BOUND_XL(frame)->fops->setdents, - state->fd, state->flags, state->entry, state->nr_count); - - return 0; -err: - server_setdents_cbk (frame, NULL, frame->this, state->resolve.op_ret, state->resolve.op_errno); - return 0; -} -/* - * server_writedir - - * - * @frame: - * @bound_xl: - * @params: - * - */ -int -server_setdents (call_frame_t *frame, xlator_t *bound_xl, - gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - server_connection_t *conn = NULL; - gf_fop_setdents_req_t *req = NULL; - server_state_t *state = NULL; - dir_entry_t *entry = NULL; - dir_entry_t *trav = NULL; - dir_entry_t *prev = NULL; - int32_t count = 0; - int32_t i = 0; - int32_t bread = 0; - char *ender = NULL; - char *buffer_ptr = NULL; - char tmp_buf[512] = {0,}; - - conn = SERVER_CONNECTION(frame); - - req = gf_param (hdr); - state = CALL_STATE(frame); - - state->resolve.type = RESOLVE_MUST; - state->resolve.fd_no = ntoh64 (req->fd); - state->nr_count = ntoh32 (req->count); - - - if (iobuf == NULL) { - gf_log (frame->this->name, GF_LOG_ERROR, - "fd - %"PRId64" (%"PRId64"): received a null buffer, " - "returning EINVAL", - state->resolve.fd_no, state->fd->inode->ino); - - server_setdents_cbk (frame, NULL, frame->this, -1, ENOMEM); - - goto out; - } - - entry = CALLOC (1, sizeof (dir_entry_t)); - ERR_ABORT (entry); - prev = entry; - buffer_ptr = iobuf->ptr; - - for (i = 0; i < state->nr_count ; i++) { - bread = 0; - trav = CALLOC (1, sizeof (dir_entry_t)); - ERR_ABORT (trav); - - ender = strchr (buffer_ptr, '/'); - if (!ender) - break; - count = ender - buffer_ptr; - trav->name = CALLOC (1, count + 2); - ERR_ABORT (trav->name); - - strncpy (trav->name, buffer_ptr, count); - bread = count + 1; - buffer_ptr += bread; - - ender = strchr (buffer_ptr, '\n'); - if (!ender) - break; - count = ender - buffer_ptr; - strncpy (tmp_buf, buffer_ptr, count); - bread = count + 1; - buffer_ptr += bread; - - /* TODO: use str_to_stat instead */ - { - uint64_t dev; - uint64_t ino; - uint32_t mode; - uint32_t nlink; - uint32_t uid; - uint32_t gid; - uint64_t rdev; - uint64_t size; - uint32_t blksize; - uint64_t blocks; - uint32_t atime; - uint32_t atime_nsec; - uint32_t mtime; - uint32_t mtime_nsec; - uint32_t ctime; - uint32_t ctime_nsec; - - sscanf (tmp_buf, GF_STAT_PRINT_FMT_STR, - &dev, &ino, &mode, &nlink, &uid, &gid, &rdev, - &size, &blksize, &blocks, &atime, &atime_nsec, - &mtime, &mtime_nsec, &ctime, &ctime_nsec); - - trav->buf.st_dev = dev; - trav->buf.st_ino = ino; - trav->buf.st_mode = mode; - trav->buf.st_nlink = nlink; - trav->buf.st_uid = uid; - trav->buf.st_gid = gid; - trav->buf.st_rdev = rdev; - trav->buf.st_size = size; - trav->buf.st_blksize = blksize; - trav->buf.st_blocks = blocks; - - trav->buf.st_atime = atime; - trav->buf.st_mtime = mtime; - trav->buf.st_ctime = ctime; - - ST_ATIM_NSEC_SET(&trav->buf, atime_nsec); - ST_MTIM_NSEC_SET(&trav->buf, mtime_nsec); - ST_CTIM_NSEC_SET(&trav->buf, ctime_nsec); - - } - - ender = strchr (buffer_ptr, '\n'); - if (!ender) - break; - count = ender - buffer_ptr; - *ender = '\0'; - if (S_ISLNK (trav->buf.st_mode)) { - trav->link = strdup (buffer_ptr); - } else - trav->link = ""; - bread = count + 1; - buffer_ptr += bread; - - prev->next = trav; - prev = trav; - } - - state->entry = entry; - resolve_and_resume (frame, server_setdents_resume); - - - /* Free the variables allocated in this fop here */ - trav = entry->next; - prev = entry; - while (trav) { - prev->next = trav->next; - FREE (trav->name); - if (S_ISLNK (trav->buf.st_mode)) - FREE (trav->link); - FREE (trav); - trav = prev->next; - } - FREE (entry); - -out: - if (iobuf) - iobuf_unref (iobuf); - return 0; -} - - - -/* xxx_MOPS */ -int -_volfile_update_checksum (xlator_t *this, char *key, uint32_t checksum) -{ - server_conf_t *conf = NULL; - struct _volfile_ctx *temp_volfile = NULL; - - conf = this->private; - temp_volfile = conf->volfile; - - while (temp_volfile) { - if ((NULL == key) && (NULL == temp_volfile->key)) - break; - if ((NULL == key) || (NULL == temp_volfile->key)) { - temp_volfile = temp_volfile->next; - continue; - } - if (strcmp (temp_volfile->key, key) == 0) - break; - temp_volfile = temp_volfile->next; - } - - if (!temp_volfile) { - temp_volfile = CALLOC (1, sizeof (struct _volfile_ctx)); - - temp_volfile->next = conf->volfile; - temp_volfile->key = (key)? strdup (key): NULL; - temp_volfile->checksum = checksum; - - conf->volfile = temp_volfile; - goto out; - } - - if (temp_volfile->checksum != checksum) { - gf_log (this->name, GF_LOG_CRITICAL, - "the volume file got modified between earlier access " - "and now, this may lead to inconsistency between " - "clients, advised to remount client"); - temp_volfile->checksum = checksum; - } - - out: - return 0; -} - - -size_t -build_volfile_path (xlator_t *this, const char *key, char *path, - size_t path_len) -{ - int ret = -1; - int free_filename = 0; - int free_conf_dir = 0; - char *filename = NULL; - char *conf_dir = CONFDIR; - struct stat buf = {0,}; - data_t * conf_dir_data = NULL; - char data_key[256] = {0,}; - - /* Inform users that this option is changed now */ - ret = dict_get_str (this->options, "client-volume-filename", - &filename); - if (ret == 0) { - gf_log (this->name, GF_LOG_WARNING, - "option 'client-volume-filename' is changed to " - "'volume-filename.<key>' which now takes 'key' as an " - "option to choose/fetch different files from server. " - "Refer documentation or contact developers for more " - "info. Currently defaulting to given file '%s'", - filename); - } - - if (key && !filename) { - sprintf (data_key, "volume-filename.%s", key); - ret = dict_get_str (this->options, data_key, &filename); - - if (ret < 0) { - - conf_dir_data = dict_get (this->options, "conf-dir"); - if (conf_dir_data) { - /* Check whether the specified directory exists, - or directory specified is non standard */ - ret = stat (conf_dir_data->data, &buf); - if ((ret != 0) || !S_ISDIR (buf.st_mode)) { - gf_log (this->name, GF_LOG_ERROR, - "Directory '%s' doesn't" - "exist, exiting.", - conf_dir_data->data); - ret = -1; - goto out; - } - /* Make sure that conf-dir doesn't - * contain ".." in path - */ - if ((gf_strstr (conf_dir_data->data, - "/", "..")) == -1) { - ret = -1; - gf_log (this->name, GF_LOG_ERROR, - "%s: invalid conf_dir", - conf_dir_data->data); - goto out; - } - - /* Make sure that key doesn't - * contain "../" in path - */ - - if ((gf_strstr (key, "/", "..")) == -1) { - ret = -1; - gf_log (this->name, GF_LOG_ERROR, - "%s: invalid key", key); - goto out; - } - - conf_dir = strdup (conf_dir_data->data); - free_conf_dir = 1; - } - - ret = asprintf (&filename, "%s/%s.vol", - conf_dir, key); - if (-1 == ret) - goto out; - - free_filename = 1; - } - } - - if (!filename) { - ret = dict_get_str (this->options, - "volume-filename.default", &filename); - if (ret < 0) { - gf_log (this->name, GF_LOG_DEBUG, - "no default volume filename given, " - "defaulting to %s", DEFAULT_VOLUME_FILE_PATH); - filename = DEFAULT_VOLUME_FILE_PATH; - } - } - - ret = -1; - - if ((filename) && (path_len > strlen (filename))) { - strcpy (path, filename); - ret = strlen (filename); - } - -out: - if (free_conf_dir) - free (conf_dir); - - if (free_filename) - free (filename); - - return ret; -} - -int -_validate_volfile_checksum (xlator_t *this, char *key, - uint32_t checksum) -{ - char filename[ZR_PATH_MAX] = {0,}; - server_conf_t *conf = NULL; - struct _volfile_ctx *temp_volfile = NULL; - int ret = 0; - uint32_t local_checksum = 0; - - conf = this->private; - temp_volfile = conf->volfile; - - if (!checksum) - goto out; - - if (!temp_volfile) { - ret = build_volfile_path (this, key, filename, - sizeof (filename)); - if (ret <= 0) - goto out; - ret = open (filename, O_RDONLY); - if (-1 == ret) { - ret = 0; - gf_log (this->name, GF_LOG_DEBUG, - "failed to open volume file (%s) : %s", - filename, strerror (errno)); - goto out; - } - get_checksum_for_file (ret, &local_checksum); - _volfile_update_checksum (this, key, local_checksum); - close (ret); - } - - temp_volfile = conf->volfile; - while (temp_volfile) { - if ((NULL == key) && (NULL == temp_volfile->key)) - break; - if ((NULL == key) || (NULL == temp_volfile->key)) { - temp_volfile = temp_volfile->next; - continue; - } - if (strcmp (temp_volfile->key, key) == 0) - break; - temp_volfile = temp_volfile->next; - } - - if (!temp_volfile) - goto out; - - if ((temp_volfile->checksum) && - (checksum != temp_volfile->checksum)) - ret = -1; - -out: - return ret; -} - -/* Management Calls */ -/* - * mop_getspec - getspec function for server protocol - * @frame: call frame - * @bound_xl: - * @params: - * - */ -int -mop_getspec (call_frame_t *frame, xlator_t *bound_xl, - gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - gf_hdr_common_t *_hdr = NULL; - gf_mop_getspec_rsp_t *rsp = NULL; - int32_t ret = -1; - int32_t op_errno = ENOENT; - int32_t gf_errno = 0; - int32_t spec_fd = -1; - size_t file_len = 0; - size_t _hdrlen = 0; - char filename[ZR_PATH_MAX] = {0,}; - struct stat stbuf = {0,}; - gf_mop_getspec_req_t *req = NULL; - uint32_t checksum = 0; - uint32_t flags = 0; - uint32_t keylen = 0; - char *key = NULL; - server_conf_t *conf = NULL; - - req = gf_param (hdr); - flags = ntoh32 (req->flags); - keylen = ntoh32 (req->keylen); - if (keylen) { - key = req->key; - } - - conf = frame->this->private; - - ret = build_volfile_path (frame->this, key, filename, - sizeof (filename)); - if (ret > 0) { - /* to allocate the proper buffer to hold the file data */ - ret = stat (filename, &stbuf); - if (ret < 0){ - gf_log (frame->this->name, GF_LOG_ERROR, - "Unable to stat %s (%s)", - filename, strerror (errno)); - goto fail; - } - - spec_fd = open (filename, O_RDONLY); - if (spec_fd < 0) { - gf_log (frame->this->name, GF_LOG_ERROR, - "Unable to open %s (%s)", - filename, strerror (errno)); - goto fail; - } - ret = 0; - file_len = stbuf.st_size; - if (conf->verify_volfile_checksum) { - get_checksum_for_file (spec_fd, &checksum); - _volfile_update_checksum (frame->this, key, checksum); - } - } else { - errno = ENOENT; - } - -fail: - op_errno = errno; - - _hdrlen = gf_hdr_len (rsp, file_len + 1); - _hdr = gf_hdr_new (rsp, file_len + 1); - rsp = gf_param (_hdr); - - _hdr->rsp.op_ret = hton32 (ret); - gf_errno = gf_errno_to_error (op_errno); - _hdr->rsp.op_errno = hton32 (gf_errno); - - if (file_len) { - ret = read (spec_fd, rsp->spec, file_len); - close (spec_fd); - } - protocol_server_reply (frame, GF_OP_TYPE_MOP_REPLY, GF_MOP_GETSPEC, - _hdr, _hdrlen, NULL, 0, NULL); - - return 0; -} - - -int -server_checksum_cbk (call_frame_t *frame, void *cookie, xlator_t *this, - int32_t op_ret, int32_t op_errno, - uint8_t *fchecksum, uint8_t *dchecksum) -{ - gf_hdr_common_t *hdr = NULL; - gf_fop_checksum_rsp_t *rsp = NULL; - size_t hdrlen = 0; - int32_t gf_errno = 0; - - hdrlen = gf_hdr_len (rsp, NAME_MAX + 1 + NAME_MAX + 1); - hdr = gf_hdr_new (rsp, NAME_MAX + 1 + NAME_MAX + 1); - rsp = gf_param (hdr); - - hdr->rsp.op_ret = hton32 (op_ret); - gf_errno = gf_errno_to_error (op_errno); - hdr->rsp.op_errno = hton32 (gf_errno); - - if (op_ret >= 0) { - memcpy (rsp->fchecksum, fchecksum, NAME_MAX); - rsp->fchecksum[NAME_MAX] = '\0'; - memcpy (rsp->dchecksum + NAME_MAX, - dchecksum, NAME_MAX); - rsp->dchecksum[NAME_MAX + NAME_MAX] = '\0'; - } - - protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_FOP_CHECKSUM, - hdr, hdrlen, NULL, 0, NULL); - - return 0; -} - -int -server_checksum_resume (call_frame_t *frame, xlator_t *bound_xl) -{ - server_state_t *state = NULL; - int op_ret = 0; - int op_errno = 0; - - state = CALL_STATE (frame); - - if (state->resolve.op_ret != 0) { - op_ret = state->resolve.op_ret; - op_errno = state->resolve.op_errno; - goto err; - } - - STACK_WIND (frame, server_checksum_cbk, - BOUND_XL(frame), - BOUND_XL(frame)->fops->checksum, - &state->loc, state->flags); - - return 0; -err: - server_checksum_cbk (frame, NULL, frame->this, state->resolve.op_ret, - state->resolve.op_errno, NULL, NULL); - - return 0; -} - -int -server_checksum (call_frame_t *frame, xlator_t *bound_xl, - gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - gf_fop_checksum_req_t *req = NULL; - server_state_t *state = NULL; - - req = gf_param (hdr); - state = CALL_STATE (frame); - - state->resolve.type = RESOLVE_MAY; - state->resolve.path = strdup (req->path); - state->resolve.gen = ntoh64 (req->gen); - state->resolve.ino = ntoh64 (req->ino); - state->flags = ntoh32 (req->flag); - - resolve_and_resume (frame, server_checksum_resume); - - return 0; -} - - -int -server_rchecksum_cbk (call_frame_t *frame, void *cookie, xlator_t *this, - int32_t op_ret, int32_t op_errno, - uint32_t weak_checksum, uint8_t *strong_checksum) -{ - gf_hdr_common_t *hdr = NULL; - gf_fop_rchecksum_rsp_t *rsp = NULL; - size_t hdrlen = 0; - int32_t gf_errno = 0; - - hdrlen = gf_hdr_len (rsp, MD5_DIGEST_LEN + 1); - hdr = gf_hdr_new (rsp, MD5_DIGEST_LEN + 1); - rsp = gf_param (hdr); - - hdr->rsp.op_ret = hton32 (op_ret); - gf_errno = gf_errno_to_error (op_errno); - hdr->rsp.op_errno = hton32 (gf_errno); - - if (op_ret >= 0) { - rsp->weak_checksum = weak_checksum; - - memcpy (rsp->strong_checksum, - strong_checksum, MD5_DIGEST_LEN); - - rsp->strong_checksum[MD5_DIGEST_LEN] = '\0'; - } - - protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_FOP_RCHECKSUM, - hdr, hdrlen, NULL, 0, NULL); - - return 0; -} - -int -server_rchecksum_resume (call_frame_t *frame, xlator_t *bound_xl) -{ - server_state_t *state = NULL; - int op_ret = 0; - int op_errno = 0; - - state = CALL_STATE (frame); - - if (state->resolve.op_ret != 0) { - op_ret = state->resolve.op_ret; - op_errno = state->resolve.op_errno; - goto err; - } - - STACK_WIND (frame, server_rchecksum_cbk, - bound_xl, - bound_xl->fops->rchecksum, - state->fd, state->offset, state->size); - - return 0; -err: - server_rchecksum_cbk (frame, NULL, frame->this, -1, EINVAL, 0, NULL); - - return 0; - -} - -int -server_rchecksum (call_frame_t *frame, xlator_t *bound_xl, - gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - gf_fop_rchecksum_req_t *req = NULL; - server_state_t *state = NULL; - server_connection_t *conn = NULL; - - conn = SERVER_CONNECTION(frame); - - req = gf_param (hdr); - - state = CALL_STATE(frame); - - state->resolve.type = RESOLVE_MAY; - state->resolve.fd_no = ntoh64 (req->fd); - state->offset = ntoh64 (req->offset); - state->size = ntoh32 (req->len); - - resolve_and_resume (frame, server_rchecksum_resume); - - return 0; -} - - -/* - * mop_unlock - unlock management function for server protocol - * @frame: call frame - * @bound_xl: - * @params: parameter dictionary - * - */ -int -mop_getvolume (call_frame_t *frame, xlator_t *bound_xl, - gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - return 0; -} - -struct __get_xl_struct { - const char *name; - xlator_t *reply; -}; - -void __check_and_set (xlator_t *each, void *data) -{ - if (!strcmp (each->name, - ((struct __get_xl_struct *) data)->name)) - ((struct __get_xl_struct *) data)->reply = each; -} - -static xlator_t * -get_xlator_by_name (xlator_t *some_xl, const char *name) -{ - struct __get_xl_struct get = { - .name = name, - .reply = NULL - }; - - xlator_foreach (some_xl, __check_and_set, &get); - - return get.reply; -} - - -/* - * mop_setvolume - setvolume management function for server protocol - * @frame: call frame - * @bound_xl: - * @params: parameter dictionary - * - */ -int -mop_setvolume (call_frame_t *frame, xlator_t *bound_xl, - gf_hdr_common_t *req_hdr, size_t req_hdrlen, - struct iobuf *iobuf) -{ - server_connection_t *conn = NULL; - server_conf_t *conf = NULL; - gf_hdr_common_t *rsp_hdr = NULL; - gf_mop_setvolume_req_t *req = NULL; - gf_mop_setvolume_rsp_t *rsp = NULL; - peer_info_t *peerinfo = NULL; - int32_t ret = -1; - int32_t op_ret = -1; - int32_t op_errno = EINVAL; - int32_t gf_errno = 0; - dict_t *reply = NULL; - dict_t *config_params = NULL; - dict_t *params = NULL; - char *name = NULL; - char *version = NULL; - char *process_uuid = NULL; - xlator_t *xl = NULL; - transport_t *trans = NULL; - size_t rsp_hdrlen = -1; - size_t dict_len = -1; - size_t req_dictlen = -1; - char *msg = NULL; - char *volfile_key = NULL; - uint32_t checksum = 0; - int32_t lru_limit = 1024; - - params = dict_new (); - reply = dict_new (); - - req = gf_param (req_hdr); - req_dictlen = ntoh32 (req->dict_len); - ret = dict_unserialize (req->buf, req_dictlen, ¶ms); - - config_params = dict_copy_with_ref (frame->this->options, NULL); - trans = TRANSPORT_FROM_FRAME(frame); - conf = SERVER_CONF(frame); - - if (ret < 0) { - ret = dict_set_str (reply, "ERROR", - "Internal error: failed to unserialize " - "request dictionary"); - if (ret < 0) - gf_log (bound_xl->name, GF_LOG_DEBUG, - "failed to set error msg \"%s\"", - "Internal error: failed to unserialize " - "request dictionary"); - - op_ret = -1; - op_errno = EINVAL; - goto fail; - } - - ret = dict_get_str (params, "process-uuid", &process_uuid); - if (ret < 0) { - ret = dict_set_str (reply, "ERROR", - "UUID not specified"); - if (ret < 0) - gf_log (bound_xl->name, GF_LOG_DEBUG, - "failed to set error msg"); - - op_ret = -1; - op_errno = EINVAL; - goto fail; - } - - - conn = server_connection_get (frame->this, process_uuid); - if (trans->xl_private != conn) - trans->xl_private = conn; - - ret = dict_get_str (params, "protocol-version", &version); - if (ret < 0) { - ret = dict_set_str (reply, "ERROR", - "No version number specified"); - if (ret < 0) - gf_log (trans->xl->name, GF_LOG_DEBUG, - "failed to set error msg"); - - op_ret = -1; - op_errno = EINVAL; - goto fail; - } - - ret = strcmp (version, GF_PROTOCOL_VERSION); - if (ret != 0) { - ret = asprintf (&msg, "protocol version mismatch: client(%s) " - "- server(%s)", version, GF_PROTOCOL_VERSION); - if (-1 == ret) { - gf_log (trans->xl->name, GF_LOG_ERROR, - "asprintf failed while setting up error msg"); - goto fail; - } - ret = dict_set_dynstr (reply, "ERROR", msg); - if (ret < 0) - gf_log (trans->xl->name, GF_LOG_DEBUG, - "failed to set error msg"); - - op_ret = -1; - op_errno = EINVAL; - goto fail; - } - - ret = dict_get_str (params, - "remote-subvolume", &name); - if (ret < 0) { - ret = dict_set_str (reply, "ERROR", - "No remote-subvolume option specified"); - if (ret < 0) - gf_log (trans->xl->name, GF_LOG_DEBUG, - "failed to set error msg"); - - op_ret = -1; - op_errno = EINVAL; - goto fail; - } - - xl = get_xlator_by_name (frame->this, name); - if (xl == NULL) { - ret = asprintf (&msg, "remote-subvolume \"%s\" is not found", - name); - if (-1 == ret) { - gf_log (trans->xl->name, GF_LOG_ERROR, - "asprintf failed while setting error msg"); - goto fail; - } - ret = dict_set_dynstr (reply, "ERROR", msg); - if (ret < 0) - gf_log (trans->xl->name, GF_LOG_DEBUG, - "failed to set error msg"); - - op_ret = -1; - op_errno = ENOENT; - goto fail; - } - - if (conf->verify_volfile_checksum) { - ret = dict_get_uint32 (params, "volfile-checksum", &checksum); - if (ret == 0) { - ret = dict_get_str (params, "volfile-key", - &volfile_key); - - ret = _validate_volfile_checksum (trans->xl, - volfile_key, - checksum); - if (-1 == ret) { - ret = dict_set_str (reply, "ERROR", - "volume-file checksum " - "varies from earlier " - "access"); - if (ret < 0) - gf_log (trans->xl->name, GF_LOG_DEBUG, - "failed to set error msg"); - - op_ret = -1; - op_errno = ESTALE; - goto fail; - } - } - } - - - peerinfo = &trans->peerinfo; - ret = dict_set_static_ptr (params, "peer-info", peerinfo); - if (ret < 0) - gf_log (trans->xl->name, GF_LOG_DEBUG, - "failed to set peer-info"); - - if (conf->auth_modules == NULL) { - gf_log (trans->xl->name, GF_LOG_ERROR, - "Authentication module not initialized"); - } - - ret = gf_authenticate (params, config_params, - conf->auth_modules); - if (ret == AUTH_ACCEPT) { - gf_log (trans->xl->name, GF_LOG_INFO, - "accepted client from %s", - peerinfo->identifier); - op_ret = 0; - conn->bound_xl = xl; - ret = dict_set_str (reply, "ERROR", "Success"); - if (ret < 0) - gf_log (trans->xl->name, GF_LOG_DEBUG, - "failed to set error msg"); - } else { - gf_log (trans->xl->name, GF_LOG_ERROR, - "Cannot authenticate client from %s", - peerinfo->identifier); - op_ret = -1; - op_errno = EACCES; - ret = dict_set_str (reply, "ERROR", "Authentication failed"); - if (ret < 0) - gf_log (bound_xl->name, GF_LOG_DEBUG, - "failed to set error msg"); - - goto fail; - } - - if (conn->bound_xl == NULL) { - ret = dict_set_str (reply, "ERROR", - "Check volfile and handshake " - "options in protocol/client"); - if (ret < 0) - gf_log (trans->xl->name, GF_LOG_DEBUG, - "failed to set error msg"); - - op_ret = -1; - op_errno = EACCES; - goto fail; - } - - if ((conn->bound_xl != NULL) && - (ret >= 0) && - (conn->bound_xl->itable == NULL)) { - /* create inode table for this bound_xl, if one doesn't - already exist */ - lru_limit = INODE_LRU_LIMIT (frame->this); - - gf_log (trans->xl->name, GF_LOG_TRACE, - "creating inode table with lru_limit=%"PRId32", " - "xlator=%s", lru_limit, conn->bound_xl->name); - - conn->bound_xl->itable = - inode_table_new (lru_limit, - conn->bound_xl); - } - - ret = dict_set_str (reply, "process-uuid", - xl->ctx->process_uuid); - - ret = dict_set_uint64 (reply, "transport-ptr", - ((uint64_t) (long) trans)); - -fail: - dict_len = dict_serialized_length (reply); - if (dict_len < 0) { - gf_log (xl->name, GF_LOG_DEBUG, - "failed to get serialized length of reply dict"); - op_ret = -1; - op_errno = EINVAL; - dict_len = 0; - } - - rsp_hdr = gf_hdr_new (rsp, dict_len); - rsp_hdrlen = gf_hdr_len (rsp, dict_len); - rsp = gf_param (rsp_hdr); - - if (dict_len) { - ret = dict_serialize (reply, rsp->buf); - if (ret < 0) { - gf_log (xl->name, GF_LOG_DEBUG, - "failed to serialize reply dict"); - op_ret = -1; - op_errno = -ret; - } - } - rsp->dict_len = hton32 (dict_len); - - rsp_hdr->rsp.op_ret = hton32 (op_ret); - gf_errno = gf_errno_to_error (op_errno); - rsp_hdr->rsp.op_errno = hton32 (gf_errno); - - protocol_server_reply (frame, GF_OP_TYPE_MOP_REPLY, GF_MOP_SETVOLUME, - rsp_hdr, rsp_hdrlen, NULL, 0, NULL); - - dict_unref (params); - dict_unref (reply); - dict_unref (config_params); - - return 0; -} - -/* - * server_mop_stats_cbk - stats callback for server management operation - * @frame: call frame - * @cookie: - * @this: - * @op_ret: return value - * @op_errno: errno - * @stats:err - * - * not for external reference - */ - -int -server_mop_stats_cbk (call_frame_t *frame, void *cookie, xlator_t *this, - int32_t ret, int32_t op_errno, - struct xlator_stats *stats) -{ - /* TODO: get this information from somewhere else, not extern */ - gf_hdr_common_t *hdr = NULL; - gf_mop_stats_rsp_t *rsp = NULL; - char buffer[256] = {0,}; - int64_t glusterfsd_stats_nr_clients = 0; - size_t hdrlen = 0; - size_t buf_len = 0; - int32_t gf_errno = 0; - - if (ret >= 0) { - sprintf (buffer, - "%"PRIx64",%"PRIx64",%"PRIx64 - ",%"PRIx64",%"PRIx64",%"PRIx64 - ",%"PRIx64",%"PRIx64"\n", - stats->nr_files, stats->disk_usage, stats->free_disk, - stats->total_disk_size, stats->read_usage, - stats->write_usage, stats->disk_speed, - glusterfsd_stats_nr_clients); - - buf_len = strlen (buffer); - } - - hdrlen = gf_hdr_len (rsp, buf_len + 1); - hdr = gf_hdr_new (rsp, buf_len + 1); - rsp = gf_param (hdr); - - hdr->rsp.op_ret = hton32 (ret); - gf_errno = gf_errno_to_error (op_errno); - hdr->rsp.op_errno = hton32 (gf_errno); - - strcpy (rsp->buf, buffer); - - protocol_server_reply (frame, GF_OP_TYPE_MOP_REPLY, GF_MOP_STATS, - hdr, hdrlen, NULL, 0, NULL); - - return 0; -} - - -/* - * mop_unlock - unlock management function for server protocol - * @frame: call frame - * @bound_xl: - * @params: parameter dictionary - * - */ -int -mop_stats (call_frame_t *frame, xlator_t *bound_xl, - gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - int32_t flag = 0; - gf_mop_stats_req_t *req = NULL; - - req = gf_param (hdr); - - flag = ntoh32 (req->flags); - - STACK_WIND (frame, server_mop_stats_cbk, - bound_xl, - bound_xl->mops->stats, - flag); - - return 0; -} - - -int -mop_ping (call_frame_t *frame, xlator_t *bound_xl, - gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - gf_hdr_common_t *rsp_hdr = NULL; - gf_mop_ping_rsp_t *rsp = NULL; - size_t rsp_hdrlen = 0; - - rsp_hdrlen = gf_hdr_len (rsp, 0); - rsp_hdr = gf_hdr_new (rsp, 0); - - hdr->rsp.op_ret = 0; - - protocol_server_reply (frame, GF_OP_TYPE_MOP_REPLY, GF_MOP_PING, - rsp_hdr, rsp_hdrlen, NULL, 0, NULL); - - return 0; -} - - -int -mop_log (call_frame_t *frame, xlator_t *bound_xl, - gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf) -{ - gf_mop_log_req_t * req = NULL; - char * msg = NULL; - uint32_t msglen = 0; - - transport_t * trans = NULL; - - trans = TRANSPORT_FROM_FRAME (frame); - - req = gf_param (hdr); - msglen = ntoh32 (req->msglen); - - if (msglen) - msg = req->msg; - - gf_log_from_client (msg, trans->peerinfo.identifier); - - return 0; -} - - -/* - * unknown_op_cbk - This function is called when a opcode for unknown - * type is called. Helps to keep the backward/forward - * compatiblity - * @frame: call frame - * @type: - * @opcode: - * - */ - -int -unknown_op_cbk (call_frame_t *frame, int32_t type, int32_t opcode) -{ - gf_hdr_common_t *hdr = NULL; - gf_fop_flush_rsp_t *rsp = NULL; - size_t hdrlen = 0; - int32_t gf_errno = 0; - - hdrlen = gf_hdr_len (rsp, 0); - hdr = gf_hdr_new (rsp, 0); - rsp = gf_param (hdr); - - hdr->rsp.op_ret = hton32 (-1); - gf_errno = gf_errno_to_error (ENOSYS); - hdr->rsp.op_errno = hton32 (gf_errno); - - protocol_server_reply (frame, type, opcode, - hdr, hdrlen, NULL, 0, NULL); - - return 0; -} - -/* - * get_frame_for_transport - get call frame for specified transport object - * - * @trans: transport object - * - */ -static call_frame_t * -get_frame_for_transport (transport_t *trans) -{ - call_frame_t *frame = NULL; - call_pool_t *pool = NULL; - server_connection_t *conn = NULL; - server_state_t *state = NULL;; - - GF_VALIDATE_OR_GOTO("server", trans, out); - - if (trans->xl && trans->xl->ctx) - pool = trans->xl->ctx->pool; - GF_VALIDATE_OR_GOTO("server", pool, out); - - frame = create_frame (trans->xl, pool); - GF_VALIDATE_OR_GOTO("server", frame, out); - - state = CALLOC (1, sizeof (*state)); - GF_VALIDATE_OR_GOTO("server", state, out); - - conn = trans->xl_private; - if (conn) { - if (conn->bound_xl) - state->itable = conn->bound_xl->itable; - state->bound_xl = conn->bound_xl; - } - - state->trans = transport_ref (trans); - state->resolve.fd_no = -1; - state->resolve2.fd_no = -1; - - frame->root->trans = conn; - frame->root->state = state; /* which socket */ - frame->root->unique = 0; /* which call */ - -out: - return frame; -} - - -int -server_decode_groups (call_frame_t *frame, gf_hdr_common_t *hdr) -{ - int i = 0; - - if ((!frame) || (!hdr)) - return 0; - - frame->root->ngrps = ntoh32 (hdr->req.ngrps); - if (frame->root->ngrps == 0) - return 0; - - if (frame->root->ngrps > GF_REQUEST_MAXGROUPS) - return -1; - - for (; i < frame->root->ngrps; ++i) - frame->root->groups[i] = ntoh32 (hdr->req.groups[i]); - - return 0; -} - - -/* - * get_frame_for_call - create a frame into the capable of - * generating and replying the reply packet by itself. - * By making a call with this frame, the last UNWIND - * function will have all needed state from its - * frame_t->root to send reply. - * @trans: - * @blk: - * @params: - * - * not for external reference - */ -static call_frame_t * -get_frame_for_call (transport_t *trans, gf_hdr_common_t *hdr) -{ - call_frame_t *frame = NULL; - - frame = get_frame_for_transport (trans); - - frame->root->op = ntoh32 (hdr->op); - frame->root->type = ntoh32 (hdr->type); - - frame->root->uid = ntoh32 (hdr->req.uid); - frame->root->unique = ntoh64 (hdr->callid); /* which call */ - frame->root->gid = ntoh32 (hdr->req.gid); - frame->root->pid = ntoh32 (hdr->req.pid); - frame->root->lk_owner = ntoh64 (hdr->req.lk_owner); - server_decode_groups (frame, hdr); - - return frame; -} - -/* - * prototype of operations function for each of mop and - * fop at server protocol level - * - * @frame: call frame pointer - * @bound_xl: the xlator that this frame is bound to - * @params: parameters dictionary - * - * to be used by protocol interpret, _not_ for exterenal reference - */ -typedef int32_t (*gf_op_t) (call_frame_t *frame, xlator_t *bould_xl, - gf_hdr_common_t *hdr, size_t hdrlen, - struct iobuf *iobuf); - - -static gf_op_t gf_fops[] = { - [GF_FOP_STAT] = server_stat, - [GF_FOP_READLINK] = server_readlink, - [GF_FOP_MKNOD] = server_mknod, - [GF_FOP_MKDIR] = server_mkdir, - [GF_FOP_UNLINK] = server_unlink, - [GF_FOP_RMDIR] = server_rmdir, - [GF_FOP_SYMLINK] = server_symlink, - [GF_FOP_RENAME] = server_rename, - [GF_FOP_LINK] = server_link, - [GF_FOP_TRUNCATE] = server_truncate, - [GF_FOP_OPEN] = server_open, - [GF_FOP_READ] = server_readv, - [GF_FOP_WRITE] = server_writev, - [GF_FOP_STATFS] = server_statfs, - [GF_FOP_FLUSH] = server_flush, - [GF_FOP_FSYNC] = server_fsync, - [GF_FOP_SETXATTR] = server_setxattr, - [GF_FOP_GETXATTR] = server_getxattr, - [GF_FOP_FGETXATTR] = server_fgetxattr, - [GF_FOP_FSETXATTR] = server_fsetxattr, - [GF_FOP_REMOVEXATTR] = server_removexattr, - [GF_FOP_OPENDIR] = server_opendir, - [GF_FOP_GETDENTS] = server_getdents, - [GF_FOP_FSYNCDIR] = server_fsyncdir, - [GF_FOP_ACCESS] = server_access, - [GF_FOP_CREATE] = server_create, - [GF_FOP_FTRUNCATE] = server_ftruncate, - [GF_FOP_FSTAT] = server_fstat, - [GF_FOP_LK] = server_lk, - [GF_FOP_LOOKUP] = server_lookup, - [GF_FOP_SETDENTS] = server_setdents, - [GF_FOP_READDIR] = server_readdir, - [GF_FOP_READDIRP] = server_readdirp, - [GF_FOP_INODELK] = server_inodelk, - [GF_FOP_FINODELK] = server_finodelk, - [GF_FOP_ENTRYLK] = server_entrylk, - [GF_FOP_FENTRYLK] = server_fentrylk, - [GF_FOP_CHECKSUM] = server_checksum, - [GF_FOP_RCHECKSUM] = server_rchecksum, - [GF_FOP_XATTROP] = server_xattrop, - [GF_FOP_FXATTROP] = server_fxattrop, - [GF_FOP_SETATTR] = server_setattr, - [GF_FOP_FSETATTR] = server_fsetattr, -}; - - - -static gf_op_t gf_mops[] = { - [GF_MOP_SETVOLUME] = mop_setvolume, - [GF_MOP_GETVOLUME] = mop_getvolume, - [GF_MOP_STATS] = mop_stats, - [GF_MOP_GETSPEC] = mop_getspec, - [GF_MOP_PING] = mop_ping, - [GF_MOP_LOG] = mop_log, -}; - -static gf_op_t gf_cbks[] = { - [GF_CBK_FORGET] = server_forget, - [GF_CBK_RELEASE] = server_release, - [GF_CBK_RELEASEDIR] = server_releasedir -}; - -int -protocol_server_interpret (xlator_t *this, transport_t *trans, - char *hdr_p, size_t hdrlen, struct iobuf *iobuf) -{ - server_connection_t *conn = NULL; - gf_hdr_common_t *hdr = NULL; - xlator_t *bound_xl = NULL; - call_frame_t *frame = NULL; - peer_info_t *peerinfo = NULL; - int32_t type = -1; - int32_t op = -1; - int32_t ret = -1; - - hdr = (gf_hdr_common_t *)hdr_p; - type = ntoh32 (hdr->type); - op = ntoh32 (hdr->op); - - conn = trans->xl_private; - if (conn) - bound_xl = conn->bound_xl; - - peerinfo = &trans->peerinfo; - switch (type) { - case GF_OP_TYPE_FOP_REQUEST: - if ((op < 0) || (op >= GF_FOP_MAXVALUE)) { - gf_log (this->name, GF_LOG_ERROR, - "invalid fop %"PRId32" from client %s", - op, peerinfo->identifier); - break; - } - if (bound_xl == NULL) { - gf_log (this->name, GF_LOG_ERROR, - "Received fop %"PRId32" before " - "authentication.", op); - break; - } - frame = get_frame_for_call (trans, hdr); - ret = gf_fops[op] (frame, bound_xl, hdr, hdrlen, iobuf); - break; - - case GF_OP_TYPE_MOP_REQUEST: - if ((op < 0) || (op >= GF_MOP_MAXVALUE)) { - gf_log (this->name, GF_LOG_ERROR, - "invalid mop %"PRId32" from client %s", - op, peerinfo->identifier); - break; - } - frame = get_frame_for_call (trans, hdr); - ret = gf_mops[op] (frame, bound_xl, hdr, hdrlen, iobuf); - break; - - case GF_OP_TYPE_CBK_REQUEST: - if ((op < 0) || (op >= GF_CBK_MAXVALUE)) { - gf_log (this->name, GF_LOG_ERROR, - "invalid cbk %"PRId32" from client %s", - op, peerinfo->identifier); - break; - } - if (bound_xl == NULL) { - gf_log (this->name, GF_LOG_ERROR, - "Received cbk %d before authentication.", op); - break; - } - - frame = get_frame_for_call (trans, hdr); - ret = gf_cbks[op] (frame, bound_xl, hdr, hdrlen, iobuf); - break; - - default: - break; - } - - return ret; -} - - -/* - * server_nop_cbk - nop callback for server protocol - * @frame: call frame - * @cookie: - * @this: - * @op_ret: return value - * @op_errno: errno - * - * not for external reference - */ -int -server_nop_cbk (call_frame_t *frame, void *cookie, xlator_t *this, - int32_t op_ret, int32_t op_errno) -{ - server_state_t *state = NULL; - - state = CALL_STATE(frame); - - if (state) - free_state (state); - STACK_DESTROY (frame->root); - return 0; -} - -/* - * server_fd - fdtable dump function for server protocol - * @this: - * - */ -int -server_fd (xlator_t *this) -{ - server_conf_t *conf = NULL; - server_connection_t *trav = NULL; - char key[GF_DUMP_MAX_BUF_LEN]; - int i = 1; - int ret = -1; - - if (!this) - return -1; - - conf = this->private; - if (!conf) { - gf_log (this->name, GF_LOG_WARNING, - "conf null in xlator"); - return -1; - } - - gf_proc_dump_add_section("xlator.protocol.server.conn"); - - ret = pthread_mutex_trylock (&conf->mutex); - if (ret) { - gf_log("", GF_LOG_WARNING, "Unable to dump fdtable" - " errno: %d", errno); - return -1; - } - - list_for_each_entry (trav, &conf->conns, list) { - if (trav->id) { - gf_proc_dump_build_key(key, - "xlator.protocol.server.conn", - "%d.id", i); - gf_proc_dump_write(key, "%s", trav->id); - } - - gf_proc_dump_build_key(key,"xlator.protocol.server.conn", - "%d.ref",i) - gf_proc_dump_write(key, "%d", trav->ref); - if (trav->bound_xl) { - gf_proc_dump_build_key(key, - "xlator.protocol.server.conn", - "%d.bound_xl", i); - gf_proc_dump_write(key, "%s", trav->bound_xl->name); - } - - gf_proc_dump_build_key(key, - "xlator.protocol.server.conn", - "%d.id", i); - fdtable_dump(trav->fdtable,key); - i++; - } - pthread_mutex_unlock (&conf->mutex); - - - return 0; - } - -int -server_priv (xlator_t *this) -{ - return 0; -} - -int -server_inode (xlator_t *this) -{ - server_conf_t *conf = NULL; - server_connection_t *trav = NULL; - char key[GF_DUMP_MAX_BUF_LEN]; - int i = 1; - int ret = -1; - - if (!this) - return -1; - - conf = this->private; - if (!conf) { - gf_log (this->name, GF_LOG_WARNING, - "conf null in xlator"); - return -1; - } - - ret = pthread_mutex_trylock (&conf->mutex); - if (ret) { - gf_log("", GF_LOG_WARNING, "Unable to dump itable" - " errno: %d", errno); - return -1; - } - - list_for_each_entry (trav, &conf->conns, list) { - if (trav->bound_xl && trav->bound_xl->itable) { - gf_proc_dump_build_key(key, - "xlator.protocol.server.conn", - "%d.bound_xl.%s", - i, trav->bound_xl->name); - inode_table_dump(trav->bound_xl->itable,key); - i++; - } - } - pthread_mutex_unlock (&conf->mutex); - - - return 0; -} - - -static void -get_auth_types (dict_t *this, char *key, data_t *value, void *data) -{ - dict_t *auth_dict = NULL; - char *saveptr = NULL; - char *tmp = NULL; - char *key_cpy = NULL; - int32_t ret = -1; - - auth_dict = data; - key_cpy = strdup (key); - GF_VALIDATE_OR_GOTO("server", key_cpy, out); - - tmp = strtok_r (key_cpy, ".", &saveptr); - ret = strcmp (tmp, "auth"); - if (ret == 0) { - tmp = strtok_r (NULL, ".", &saveptr); - if (strcmp (tmp, "ip") == 0) { - /* TODO: backward compatibility, remove when - newer versions are available */ - tmp = "addr"; - gf_log ("server", GF_LOG_WARNING, - "assuming 'auth.ip' to be 'auth.addr'"); - } - ret = dict_set_dynptr (auth_dict, tmp, NULL, 0); - if (ret < 0) { - gf_log ("server", GF_LOG_DEBUG, - "failed to dict_set_dynptr"); - } - } - - FREE (key_cpy); -out: - return; -} - - -int -validate_auth_options (xlator_t *this, dict_t *dict) -{ - int ret = -1; - int error = 0; - xlator_list_t *trav = NULL; - data_pair_t *pair = NULL; - char *saveptr = NULL; - char *tmp = NULL; - char *key_cpy = NULL; - - trav = this->children; - while (trav) { - error = -1; - for (pair = dict->members_list; pair; pair = pair->next) { - key_cpy = strdup (pair->key); - tmp = strtok_r (key_cpy, ".", &saveptr); - ret = strcmp (tmp, "auth"); - if (ret == 0) { - /* for module type */ - tmp = strtok_r (NULL, ".", &saveptr); - /* for volume name */ - tmp = strtok_r (NULL, ".", &saveptr); - } - - if (strcmp (tmp, trav->xlator->name) == 0) { - error = 0; - free (key_cpy); - break; - } - free (key_cpy); - } - if (-1 == error) { - gf_log (this->name, GF_LOG_ERROR, - "volume '%s' defined as subvolume, but no " - "authentication defined for the same", - trav->xlator->name); - break; - } - trav = trav->next; - } - - return error; -} - - -/* - * init - called during server protocol initialization - * - * @this: - * - */ -int -init (xlator_t *this) -{ - int32_t ret = -1; - transport_t *trans = NULL; - server_conf_t *conf = NULL; - data_t *data = NULL; - data_t *trace = NULL; - - if (this->children == NULL) { - gf_log (this->name, GF_LOG_ERROR, - "protocol/server should have subvolume"); - goto out; - } - - trans = transport_load (this->options, this); - if (trans == NULL) { - gf_log (this->name, GF_LOG_ERROR, - "failed to load transport"); - goto out; - } - - ret = transport_listen (trans); - if (ret == -1) { - gf_log (this->name, GF_LOG_ERROR, - "failed to bind/listen on socket"); - goto out; - } - - conf = CALLOC (1, sizeof (server_conf_t)); - GF_VALIDATE_OR_GOTO(this->name, conf, out); - - INIT_LIST_HEAD (&conf->conns); - pthread_mutex_init (&conf->mutex, NULL); - - conf->trans = trans; - - conf->auth_modules = dict_new (); - GF_VALIDATE_OR_GOTO(this->name, conf->auth_modules, out); - - dict_foreach (this->options, get_auth_types, - conf->auth_modules); - ret = validate_auth_options (this, this->options); - if (ret == -1) { - /* logging already done in validate_auth_options function. */ - goto out; - } - - ret = gf_auth_init (this, conf->auth_modules); - if (ret) { - dict_unref (conf->auth_modules); - goto out; - } - - this->private = conf; - - ret = dict_get_int32 (this->options, "inode-lru-limit", - &conf->inode_lru_limit); - if (ret < 0) { - conf->inode_lru_limit = 1024; - } - - ret = dict_get_int32 (this->options, "limits.transaction-size", - &conf->max_block_size); - if (ret < 0) { - gf_log (this->name, GF_LOG_TRACE, - "defaulting limits.transaction-size to %d", - DEFAULT_BLOCK_SIZE); - conf->max_block_size = DEFAULT_BLOCK_SIZE; - } - - conf->verify_volfile_checksum = 1; - data = dict_get (this->options, "verify-volfile-checksum"); - if (data) { - ret = gf_string2boolean(data->data, - &conf->verify_volfile_checksum); - if (ret != 0) { - gf_log (this->name, GF_LOG_DEBUG, - "wrong value for verify-volfile-checksum"); - conf->verify_volfile_checksum = 1; - } - } - - trace = dict_get (this->options, "trace"); - if (trace) { - if (gf_string2boolean (trace->data, - &conf->trace) == -1) { - gf_log (this->name, GF_LOG_ERROR, - "'trace' takes on only boolean values."); - return -1; - } - } - -#ifndef GF_DARWIN_HOST_OS - { - struct rlimit lim; - - lim.rlim_cur = 1048576; - lim.rlim_max = 1048576; - - if (setrlimit (RLIMIT_NOFILE, &lim) == -1) { - gf_log (this->name, GF_LOG_WARNING, - "WARNING: Failed to set 'ulimit -n 1M': %s", - strerror(errno)); - lim.rlim_cur = 65536; - lim.rlim_max = 65536; - - if (setrlimit (RLIMIT_NOFILE, &lim) == -1) { - gf_log (this->name, GF_LOG_WARNING, - "Failed to set max open fd to 64k: %s", - strerror(errno)); - } else { - gf_log (this->name, GF_LOG_TRACE, - "max open fd set to 64k"); - } - } - } -#endif - this->ctx->top = this; - - ret = 0; -out: - return ret; -} - - - -int -protocol_server_pollin (xlator_t *this, transport_t *trans) -{ - char *hdr = NULL; - size_t hdrlen = 0; - int ret = -1; - struct iobuf *iobuf = NULL; - - - ret = transport_receive (trans, &hdr, &hdrlen, &iobuf); - - if (ret == 0) - ret = protocol_server_interpret (this, trans, hdr, - hdrlen, iobuf); - - /* TODO: use mem-pool */ - FREE (hdr); - - return ret; -} - - -/* - * fini - finish function for server protocol, called before - * unloading server protocol. - * - * @this: - * - */ -void -fini (xlator_t *this) -{ - server_conf_t *conf = this->private; - - GF_VALIDATE_OR_GOTO(this->name, conf, out); - - if (conf->auth_modules) { - dict_unref (conf->auth_modules); - } - - FREE (conf); - this->private = NULL; -out: - return; -} - -/* - * server_protocol_notify - notify function for server protocol - * @this: - * @trans: - * @event: - * - */ -int -notify (xlator_t *this, int32_t event, void *data, ...) -{ - int ret = 0; - transport_t *trans = data; - peer_info_t *peerinfo = NULL; - peer_info_t *myinfo = NULL; - - if (trans != NULL) { - peerinfo = &(trans->peerinfo); - myinfo = &(trans->myinfo); - } - - switch (event) { - case GF_EVENT_POLLIN: - ret = protocol_server_pollin (this, trans); - break; - case GF_EVENT_POLLERR: - { - gf_log (trans->xl->name, GF_LOG_INFO, "%s disconnected", - peerinfo->identifier); - - ret = -1; - transport_disconnect (trans); - if (trans->xl_private == NULL) { - gf_log (this->name, GF_LOG_DEBUG, - "POLLERR received on (%s) even before " - "handshake with (%s) is successful", - myinfo->identifier, peerinfo->identifier); - } else { - /* - * FIXME: shouldn't we check for return value? - * what should be done if cleanup fails? - */ - server_connection_cleanup (this, trans->xl_private); - } - } - break; - - case GF_EVENT_TRANSPORT_CLEANUP: - { - if (trans->xl_private) { - server_connection_put (this, trans->xl_private); - } else { - gf_log (this->name, GF_LOG_DEBUG, - "transport (%s) cleaned up even before " - "handshake with (%s) is successful", - myinfo->identifier, peerinfo->identifier); - } - } - break; - - default: - default_notify (this, event, data); - break; - } - - return ret; -} - - -struct xlator_mops mops = { -}; - -struct xlator_fops fops = { -}; - -struct xlator_cbks cbks = { -}; - -struct xlator_dumpops dumpops = { - .inode = server_inode, - .priv = server_priv, - .fd = server_fd, -}; - - -struct volume_options options[] = { - { .key = {"transport-type"}, - .value = {"tcp", "socket", "ib-verbs", "unix", "ib-sdp", - "tcp/server", "ib-verbs/server"}, - .type = GF_OPTION_TYPE_STR - }, - { .key = {"volume-filename.*"}, - .type = GF_OPTION_TYPE_PATH, - }, - { .key = {"inode-lru-limit"}, - .type = GF_OPTION_TYPE_INT, - .min = 0, - .max = (1 * GF_UNIT_MB) - }, - { .key = {"client-volume-filename"}, - .type = GF_OPTION_TYPE_PATH - }, - { .key = {"verify-volfile-checksum"}, - .type = GF_OPTION_TYPE_BOOL - }, - { .key = {"trace"}, - .type = GF_OPTION_TYPE_BOOL - }, - { .key = {"conf-dir"}, - .type = GF_OPTION_TYPE_PATH, - }, - - { .key = {NULL} }, -}; diff --git a/xlators/protocol/server/src/server-protocol.h b/xlators/protocol/server/src/server-protocol.h deleted file mode 100644 index 78bc138279a..00000000000 --- a/xlators/protocol/server/src/server-protocol.h +++ /dev/null @@ -1,196 +0,0 @@ -/* - Copyright (c) 2006-2009 Gluster, Inc. <http://www.gluster.com> - This file is part of GlusterFS. - - GlusterFS is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published - by the Free Software Foundation; either version 3 of the License, - or (at your option) any later version. - - GlusterFS is distributed in the hope that it will be useful, but - WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program. If not, see - <http://www.gnu.org/licenses/>. -*/ - -#ifndef _SERVER_PROTOCOL_H_ -#define _SERVER_PROTOCOL_H_ - -#ifndef _CONFIG_H -#define _CONFIG_H -#include "config.h" -#endif - -#include <pthread.h> - -#include "glusterfs.h" -#include "xlator.h" -#include "logging.h" -#include "call-stub.h" -#include "authenticate.h" -#include "fd.h" -#include "byte-order.h" - -#define DEFAULT_BLOCK_SIZE 4194304 /* 4MB */ -#define DEFAULT_VOLUME_FILE_PATH CONFDIR "/glusterfs.vol" - -typedef struct _server_state server_state_t; - -struct _locker { - struct list_head lockers; - char *volume; - loc_t loc; - fd_t *fd; - pid_t pid; -}; - -struct _lock_table { - struct list_head file_lockers; - struct list_head dir_lockers; - gf_lock_t lock; - size_t count; -}; - - -/* private structure per connection (transport object) - * used as transport_t->xl_private - */ -struct _server_connection { - struct list_head list; - char *id; - int ref; - int active_transports; - pthread_mutex_t lock; - char disconnected; - fdtable_t *fdtable; - struct _lock_table *ltable; - xlator_t *bound_xl; -}; - -typedef struct _server_connection server_connection_t; - - -server_connection_t * -server_connection_get (xlator_t *this, const char *id); - -void -server_connection_put (xlator_t *this, server_connection_t *conn); - -int -server_connection_destroy (xlator_t *this, server_connection_t *conn); - -int -server_connection_cleanup (xlator_t *this, server_connection_t *conn); - -int -server_nop_cbk (call_frame_t *frame, void *cookie, - xlator_t *this, int32_t op_ret, int32_t op_errno); - - -struct _volfile_ctx { - struct _volfile_ctx *next; - char *key; - uint32_t checksum; -}; - -typedef struct { - struct _volfile_ctx *volfile; - - dict_t *auth_modules; - transport_t *trans; - int32_t max_block_size; - int32_t inode_lru_limit; - pthread_mutex_t mutex; - struct list_head conns; - gf_boolean_t verify_volfile_checksum; - gf_boolean_t trace; -} server_conf_t; - - -typedef enum { - RESOLVE_MUST = 1, - RESOLVE_NOT, - RESOLVE_MAY, - RESOLVE_DONTCARE, - RESOLVE_EXACT -} server_resolve_type_t; - - -struct resolve_comp { - char *basename; - ino_t ino; - uint64_t gen; - inode_t *inode; -}; - -typedef struct { - server_resolve_type_t type; - uint64_t fd_no; - ino_t ino; - uint64_t gen; - ino_t par; - char *path; - char *bname; - char *resolved; - int op_ret; - int op_errno; - loc_t deep_loc; - struct resolve_comp *components; - int comp_count; -} server_resolve_t; - - -typedef int (*server_resume_fn_t) (call_frame_t *frame, xlator_t *bound_xl); - -int -resolve_and_resume (call_frame_t *frame, server_resume_fn_t fn); - -struct _server_state { - transport_t *trans; - xlator_t *bound_xl; - inode_table_t *itable; - - server_resume_fn_t resume_fn; - - loc_t loc; - loc_t loc2; - server_resolve_t resolve; - server_resolve_t resolve2; - - /* used within resolve_and_resume */ - loc_t *loc_now; - server_resolve_t *resolve_now; - - struct stat stbuf; - int valid; - - fd_t *fd; - int flags; - int wbflags; - struct iobuf *iobuf; - struct iobref *iobref; - - size_t size; - off_t offset; - mode_t mode; - dev_t dev; - size_t nr_count; - int cmd; - int type; - char *name; - int name_len; - - int mask; - char is_revalidate; - dict_t *dict; - struct flock flock; - const char *volume; - dir_entry_t *entry; -}; - - -#endif diff --git a/xlators/protocol/server/src/server-resolve.c b/xlators/protocol/server/src/server-resolve.c index 255223bb01e..ec768acba44 100644 --- a/xlators/protocol/server/src/server-resolve.c +++ b/xlators/protocol/server/src/server-resolve.c @@ -1,654 +1,683 @@ /* - Copyright (c) 2009 Gluster, Inc. <http://www.gluster.com> + Copyright (c) 2010-2013 Red Hat, Inc. <http://www.redhat.com> This file is part of GlusterFS. - GlusterFS is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published - by the Free Software Foundation; either version 3 of the License, - or (at your option) any later version. - - GlusterFS is distributed in the hope that it will be useful, but - WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program. If not, see - <http://www.gnu.org/licenses/>. + This file is licensed to you under your choice of the GNU Lesser + General Public License, version 3 or any later version (LGPLv3 or + later), or the GNU General Public License, version 2 (GPLv2), in all + cases as published by the Free Software Foundation. */ -#ifndef _CONFIG_H -#define _CONFIG_H -#include "config.h" -#endif - -#include "server-protocol.h" +#include "server.h" #include "server-helpers.h" +#include "server-messages.h" - int -server_resolve_all (call_frame_t *frame); +server_resolve_all(call_frame_t *frame); +int +resolve_entry_simple(call_frame_t *frame); int -resolve_entry_simple (call_frame_t *frame); +resolve_inode_simple(call_frame_t *frame); int -resolve_inode_simple (call_frame_t *frame); +resolve_continue(call_frame_t *frame); int -resolve_path_simple (call_frame_t *frame); +resolve_anonfd_simple(call_frame_t *frame); int -component_count (const char *path) +resolve_loc_touchup(call_frame_t *frame) { - int count = 0; - const char *trav = NULL; + server_state_t *state = NULL; + server_resolve_t *resolve = NULL; + loc_t *loc = NULL; - trav = path; + state = CALL_STATE(frame); - for (trav = path; *trav; trav++) { - if (*trav == '/') - count++; - } + resolve = state->resolve_now; + loc = state->loc_now; - return count + 2; + loc_touchup(loc, resolve->bname); + return 0; } - int -prepare_components (call_frame_t *frame) +resolve_gfid_entry_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int op_ret, int op_errno, inode_t *inode, + struct iatt *buf, dict_t *xdata, struct iatt *postparent) { - server_state_t *state = NULL; - xlator_t *this = NULL; - server_resolve_t *resolve = NULL; - char *resolved = NULL; - int count = 0; - struct resolve_comp *components = NULL; - int i = 0; - char *trav = NULL; - - - state = CALL_STATE (frame); - this = frame->this; - resolve = state->resolve_now; - - resolved = strdup (resolve->path); - resolve->resolved = resolved; - - count = component_count (resolve->path); - components = CALLOC (sizeof (*components), count); - resolve->components = components; - - components[0].basename = ""; - components[0].ino = 1; - components[0].gen = 0; - components[0].inode = state->itable->root; - - i = 1; - for (trav = resolved; *trav; trav++) { - if (*trav == '/') { - components[i].basename = trav + 1; - *trav = 0; - i++; - } + server_state_t *state = NULL; + server_resolve_t *resolve = NULL; + inode_t *link_inode = NULL; + loc_t *resolve_loc = NULL; + + state = CALL_STATE(frame); + resolve = state->resolve_now; + resolve_loc = &resolve->resolve_loc; + + if (op_ret == -1) { + if (op_errno == ENOENT) { + gf_msg_debug(this->name, 0, "%s/%s: failed to resolve (%s)", + uuid_utoa(resolve_loc->pargfid), resolve_loc->name, + strerror(op_errno)); + if (resolve->type == RESOLVE_NOT) { + do { + inode = inode_grep(state->itable, resolve_loc->parent, + resolve->bname); + + if (inode) { + gf_msg_debug(this->name, 0, + "%s/%s: " + "removing stale dentry", + uuid_utoa(resolve_loc->pargfid), + resolve->bname); + inode_unlink(inode, resolve_loc->parent, + resolve->bname); + } + } while (inode); + } + } else { + gf_msg(this->name, GF_LOG_WARNING, op_errno, + PS_MSG_GFID_RESOLVE_FAILED, + "%s/%s: failed to " + "resolve (%s)", + uuid_utoa(resolve_loc->pargfid), resolve_loc->name, + strerror(op_errno)); } + goto out; + } - return 0; -} - - -int -resolve_loc_touchup (call_frame_t *frame) -{ - server_state_t *state = NULL; - server_resolve_t *resolve = NULL; - loc_t *loc = NULL; - char *path = NULL; - int ret = 0; - - state = CALL_STATE (frame); + link_inode = inode_link(inode, resolve_loc->parent, resolve_loc->name, buf); - resolve = state->resolve_now; - loc = state->loc_now; + if (!link_inode) + goto out; - if (!loc->path) { - if (loc->parent && resolve->bname) { - ret = inode_path (loc->parent, resolve->bname, &path); - } else if (loc->inode) { - ret = inode_path (loc->inode, NULL, &path); - } + inode_lookup(link_inode); - if (!path) - path = strdup (resolve->path); + inode_unref(link_inode); - loc->path = path; - } +out: + loc_wipe(resolve_loc); - loc->name = strrchr (loc->path, '/'); - if (loc->name) - loc->name++; + resolve_continue(frame); + return 0; +} - if (!loc->parent && loc->inode) { - loc->parent = inode_parent (loc->inode, 0, NULL); +int +resolve_gfid_cbk(call_frame_t *frame, void *cookie, xlator_t *this, int op_ret, + int op_errno, inode_t *inode, struct iatt *buf, dict_t *xdata, + struct iatt *postparent) +{ + server_state_t *state = NULL; + server_resolve_t *resolve = NULL; + inode_t *link_inode = NULL; + loc_t *resolve_loc = NULL; + dict_t *dict = NULL; + + state = CALL_STATE(frame); + resolve = state->resolve_now; + resolve_loc = &resolve->resolve_loc; + + if (op_ret == -1) { + if (op_errno == ENOENT) { + gf_msg_debug(this->name, GF_LOG_DEBUG, "%s: failed to resolve (%s)", + uuid_utoa(resolve_loc->gfid), strerror(op_errno)); + } else { + gf_msg(this->name, GF_LOG_WARNING, op_errno, + PS_MSG_GFID_RESOLVE_FAILED, "%s: failed to resolve (%s)", + uuid_utoa(resolve_loc->gfid), strerror(op_errno)); } - - return 0; + loc_wipe(&resolve->resolve_loc); + goto out; + } + + link_inode = inode_link(inode, NULL, NULL, buf); + + if (!link_inode) { + loc_wipe(resolve_loc); + goto out; + } + + inode_lookup(link_inode); + + /* wipe the loc only after the inode has been linked to the inode + table. Otherwise before inode gets linked to the inode table, + inode would have been unrefed (this might have been destroyed + if refcount becomes 0, and put back to mempool). So once the + inode gets destroyed, inode_link is a redundant operation. But + without knowing that the destroyed inode's pointer is saved in + the resolved_loc as parent (while constructing loc for resolving + the entry) and the inode_new call for resolving the entry will + return the same pointer to the inode as the parent (because in + reality the inode is a free inode present in cold list of the + inode mem-pool). + */ + loc_wipe(resolve_loc); + + if (gf_uuid_is_null(resolve->pargfid)) { + inode_unref(link_inode); + goto out; + } + + resolve_loc->parent = link_inode; + gf_uuid_copy(resolve_loc->pargfid, resolve_loc->parent->gfid); + + resolve_loc->name = resolve->bname; + + resolve_loc->inode = server_inode_new(state->itable, resolve_loc->gfid); + + inode_path(resolve_loc->parent, resolve_loc->name, + (char **)&resolve_loc->path); + + if (state->xdata) { + dict = dict_copy_with_ref(state->xdata, NULL); + if (!dict) + gf_msg(this->name, GF_LOG_ERROR, ENOMEM, PS_MSG_NO_MEMORY, + "BUG: dict allocation failed (pargfid: %s, name: %s), " + "still continuing", + uuid_utoa(resolve_loc->gfid), resolve_loc->name); + } + + STACK_WIND(frame, resolve_gfid_entry_cbk, frame->root->client->bound_xl, + frame->root->client->bound_xl->fops->lookup, + &resolve->resolve_loc, dict); + if (dict) + dict_unref(dict); + return 0; +out: + resolve_continue(frame); + return 0; } - int -resolve_deep_continue (call_frame_t *frame) +resolve_gfid(call_frame_t *frame) { - server_state_t *state = NULL; - xlator_t *this = NULL; - server_resolve_t *resolve = NULL; - int ret = 0; - - state = CALL_STATE (frame); - this = frame->this; - resolve = state->resolve_now; - - resolve->op_ret = 0; - resolve->op_errno = 0; - - if (resolve->par) - ret = resolve_entry_simple (frame); - else if (resolve->ino) - ret = resolve_inode_simple (frame); - else if (resolve->path) - ret = resolve_path_simple (frame); - - resolve_loc_touchup (frame); - - server_resolve_all (frame); - - return 0; + server_state_t *state = NULL; + xlator_t *this = NULL; + server_resolve_t *resolve = NULL; + loc_t *resolve_loc = NULL; + dict_t *xdata = NULL; + + state = CALL_STATE(frame); + this = frame->this; + resolve = state->resolve_now; + resolve_loc = &resolve->resolve_loc; + + if (!gf_uuid_is_null(resolve->pargfid)) + gf_uuid_copy(resolve_loc->gfid, resolve->pargfid); + else if (!gf_uuid_is_null(resolve->gfid)) + gf_uuid_copy(resolve_loc->gfid, resolve->gfid); + + resolve_loc->inode = server_inode_new(state->itable, resolve_loc->gfid); + (void)loc_path(resolve_loc, NULL); + + if (state->xdata) { + xdata = dict_copy_with_ref(state->xdata, NULL); + if (!xdata) + gf_msg(this->name, GF_LOG_ERROR, ENOMEM, PS_MSG_NO_MEMORY, + "BUG: dict allocation failed (gfid: %s), " + "still continuing", + uuid_utoa(resolve_loc->gfid)); + } + + STACK_WIND(frame, resolve_gfid_cbk, frame->root->client->bound_xl, + frame->root->client->bound_xl->fops->lookup, + &resolve->resolve_loc, xdata); + + if (xdata) + dict_unref(xdata); + + return 0; } - int -resolve_deep_cbk (call_frame_t *frame, void *cookie, xlator_t *this, - int op_ret, int op_errno, inode_t *inode, struct stat *buf, - dict_t *xattr, struct stat *postparent) +resolve_continue(call_frame_t *frame) { - server_state_t *state = NULL; - server_resolve_t *resolve = NULL; - struct resolve_comp *components = NULL; - int i = 0; - inode_t *link_inode = NULL; - - state = CALL_STATE (frame); - resolve = state->resolve_now; - components = resolve->components; + server_state_t *state = NULL; + xlator_t *this = NULL; + server_resolve_t *resolve = NULL; + int ret = 0; + + state = CALL_STATE(frame); + this = frame->this; + resolve = state->resolve_now; + + resolve->op_ret = 0; + resolve->op_errno = 0; + + if (resolve->fd_no != -1) { + ret = resolve_anonfd_simple(frame); + goto out; + } else if (!gf_uuid_is_null(resolve->pargfid)) + ret = resolve_entry_simple(frame); + else if (!gf_uuid_is_null(resolve->gfid)) + ret = resolve_inode_simple(frame); + if (ret) + gf_msg_debug(this->name, 0, + "return value of resolve_*_" + "simple %d", + ret); + + resolve_loc_touchup(frame); +out: + server_resolve_all(frame); - i = (long) cookie; + return 0; +} - if (op_ret == -1) { - goto get_out_of_here; - } +/* + Check if the requirements are fulfilled by entries in the inode cache itself + Return value: + <= 0 - simple resolution was decisive and complete (either success or failure) + > 0 - indecisive, need to perform deep resolution +*/ - if (i != 0) { - /* no linking for root inode */ - link_inode = inode_link (inode, resolve->deep_loc.parent, - resolve->deep_loc.name, buf); - inode_lookup (link_inode); - components[i].inode = link_inode; - link_inode = NULL; +int +resolve_entry_simple(call_frame_t *frame) +{ + server_state_t *state = NULL; + xlator_t *this = NULL; + server_resolve_t *resolve = NULL; + inode_t *parent = NULL; + inode_t *inode = NULL; + int ret = 0; + + state = CALL_STATE(frame); + this = frame->this; + resolve = state->resolve_now; + + parent = inode_find(state->itable, resolve->pargfid); + if (!parent) { + /* simple resolution is indecisive. need to perform + deep resolution */ + resolve->op_ret = -1; + resolve->op_errno = ESTALE; + ret = 1; + goto out; + } + + if (parent->ia_type != IA_IFDIR) { + /* Parent type should be 'directory', and nothing else */ + gf_msg(this->name, GF_LOG_ERROR, EPERM, PS_MSG_GFID_RESOLVE_FAILED, + "%s: parent type not directory (%d)", uuid_utoa(parent->gfid), + parent->ia_type); + resolve->op_ret = -1; + resolve->op_errno = EPERM; + ret = 1; + goto out; + } + + /* expected @parent was found from the inode cache */ + gf_uuid_copy(state->loc_now->pargfid, resolve->pargfid); + state->loc_now->parent = inode_ref(parent); + if (strchr(resolve->bname, '/')) { + /* basename should be a string (without '/') in a directory, + it can't span multiple levels. This can also lead to + resolving outside the parent's tree, which is not allowed */ + gf_msg(this->name, GF_LOG_ERROR, EPERM, PS_MSG_GFID_RESOLVE_FAILED, + "%s: basename sent by client not allowed", resolve->bname); + resolve->op_ret = -1; + resolve->op_errno = EPERM; + ret = 1; + goto out; + } + + state->loc_now->name = resolve->bname; + + inode = inode_grep(state->itable, parent, resolve->bname); + if (!inode) { + switch (resolve->type) { + case RESOLVE_DONTCARE: + case RESOLVE_NOT: + ret = 0; + break; + case RESOLVE_MAY: + ret = 1; + break; + default: + resolve->op_ret = -1; + resolve->op_errno = ENOENT; + ret = 1; + break; } - loc_wipe (&resolve->deep_loc); + goto out; + } - i++; /* next component */ + if (resolve->type == RESOLVE_NOT) { + gf_msg_debug(this->name, 0, + "inode (pointer: %p gfid:%s found" + " for path (%s) while type is RESOLVE_NOT. " + "Performing lookup on backend to rule out any " + "possible stale dentries in inode table", + inode, uuid_utoa(inode->gfid), resolve->path); + resolve->op_ret = -1; + resolve->op_errno = EEXIST; + ret = 1; + goto out; + } - if (!components[i].basename) { - /* all components of the path are resolved */ - goto get_out_of_here; - } + ret = 0; - /* join the current component with the path resolved until now */ - *(components[i].basename - 1) = '/'; + state->loc_now->inode = inode_ref(inode); - resolve->deep_loc.path = strdup (resolve->resolved); - resolve->deep_loc.parent = inode_ref (components[i-1].inode); - resolve->deep_loc.inode = inode_new (state->itable); - resolve->deep_loc.name = components[i].basename; +out: + if (parent) + inode_unref(parent); - STACK_WIND_COOKIE (frame, resolve_deep_cbk, (void *) (long) i, - BOUND_XL (frame), BOUND_XL (frame)->fops->lookup, - &resolve->deep_loc, NULL); - return 0; + if (inode) + inode_unref(inode); -get_out_of_here: - resolve_deep_continue (frame); - return 0; + return ret; } - int -resolve_path_deep (call_frame_t *frame) +server_resolve_entry(call_frame_t *frame) { - server_state_t *state = NULL; - xlator_t *this = NULL; - server_resolve_t *resolve = NULL; - int i = 0; - - state = CALL_STATE (frame); - this = frame->this; - resolve = state->resolve_now; + server_state_t *state = NULL; + int ret = 0; + loc_t *loc = NULL; - gf_log (BOUND_XL (frame)->name, GF_LOG_DEBUG, - "RESOLVE %s() seeking deep resolution of %s", - gf_fop_list[frame->root->op], resolve->path); + state = CALL_STATE(frame); + loc = state->loc_now; - prepare_components (frame); + ret = resolve_entry_simple(frame); - /* start from the root */ - resolve->deep_loc.inode = state->itable->root; - resolve->deep_loc.path = strdup ("/"); - resolve->deep_loc.name = ""; - - STACK_WIND_COOKIE (frame, resolve_deep_cbk, (void *) (long) i, - BOUND_XL (frame), BOUND_XL (frame)->fops->lookup, - &resolve->deep_loc, NULL); + if (ret > 0) { + loc_wipe(loc); + resolve_gfid(frame); return 0; -} - - -int -resolve_path_simple (call_frame_t *frame) -{ - server_state_t *state = NULL; - xlator_t *this = NULL; - server_resolve_t *resolve = NULL; - struct resolve_comp *components = NULL; - int ret = -1; - int par_idx = 0; - int ino_idx = 0; - int i = 0; - - state = CALL_STATE (frame); - this = frame->this; - resolve = state->resolve_now; - components = resolve->components; - - if (!components) { - resolve->op_ret = -1; - resolve->op_errno = ENOENT; - goto out; - } + } - for (i = 0; components[i].basename; i++) { - par_idx = ino_idx; - ino_idx = i; - } - - if (!components[par_idx].inode) { - resolve->op_ret = -1; - resolve->op_errno = ENOENT; - goto out; - } + if (ret == 0) + resolve_loc_touchup(frame); - if (!components[ino_idx].inode && - (resolve->type == RESOLVE_MUST || resolve->type == RESOLVE_EXACT)) { - resolve->op_ret = -1; - resolve->op_errno = ENOENT; - goto out; - } + server_resolve_all(frame); - if (components[ino_idx].inode && resolve->type == RESOLVE_NOT) { - resolve->op_ret = -1; - resolve->op_errno = EEXIST; - goto out; - } - - if (components[ino_idx].inode) - state->loc_now->inode = inode_ref (components[ino_idx].inode); - state->loc_now->parent = inode_ref (components[par_idx].inode); - - ret = 0; - -out: - return ret; + return 0; } -/* - Check if the requirements are fulfilled by entries in the inode cache itself - Return value: - <= 0 - simple resolution was decisive and complete (either success or failure) - > 0 - indecisive, need to perform deep resolution -*/ - int -resolve_entry_simple (call_frame_t *frame) +resolve_inode_simple(call_frame_t *frame) { - server_state_t *state = NULL; - xlator_t *this = NULL; - server_resolve_t *resolve = NULL; - inode_t *parent = NULL; - inode_t *inode = NULL; - int ret = 0; - - state = CALL_STATE (frame); - this = frame->this; - resolve = state->resolve_now; - - parent = inode_get (state->itable, resolve->par, 0); - if (!parent) { - /* simple resolution is indecisive. need to perform - deep resolution */ - resolve->op_ret = -1; - resolve->op_errno = ENOENT; - ret = 1; + server_state_t *state = NULL; + server_resolve_t *resolve = NULL; + inode_t *inode = NULL; + int ret = 0; - inode = inode_grep (state->itable, parent, resolve->bname); - if (inode != NULL) { - gf_log (this->name, GF_LOG_DEBUG, "%"PRId64": inode " - "(pointer:%p ino: %"PRIu64") present but parent" - " is NULL for path (%s)", frame->root->unique, - inode, inode->ino, resolve->path); - inode_unref (inode); - } - goto out; - } + state = CALL_STATE(frame); + resolve = state->resolve_now; - if (parent->ino != 1 && parent->generation != resolve->gen) { - /* simple resolution is decisive - request was for a - stale handle */ - resolve->op_ret = -1; - resolve->op_errno = ENOENT; - ret = -1; - goto out; - } + inode = inode_find(state->itable, resolve->gfid); - /* expected @parent was found from the inode cache */ - state->loc_now->parent = inode_ref (parent); - - inode = inode_grep (state->itable, parent, resolve->bname); - if (!inode) { - switch (resolve->type) { - case RESOLVE_DONTCARE: - case RESOLVE_NOT: - ret = 0; - break; - case RESOLVE_MAY: - ret = 1; - break; - default: - resolve->op_ret = -1; - resolve->op_errno = ENOENT; - ret = 1; - break; - } - - goto out; - } - - if (resolve->type == RESOLVE_NOT) { - gf_log (this->name, GF_LOG_DEBUG, "inode (pointer: %p ino:%" - PRIu64") found for path (%s) while type is RESOLVE_NOT", - inode, inode->ino, resolve->path); - resolve->op_ret = -1; - resolve->op_errno = EEXIST; - ret = -1; - goto out; - } + if (!inode) { + resolve->op_ret = -1; + resolve->op_errno = ESTALE; + ret = 1; + goto out; + } - ret = 0; + ret = 0; - state->loc_now->inode = inode_ref (inode); + state->loc_now->inode = inode_ref(inode); + gf_uuid_copy(state->loc_now->gfid, resolve->gfid); out: - if (parent) - inode_unref (parent); - - if (inode) - inode_unref (inode); + if (inode) + inode_unref(inode); - return ret; + return ret; } - int -server_resolve_entry (call_frame_t *frame) +server_resolve_inode(call_frame_t *frame) { - server_state_t *state = NULL; - xlator_t *this = NULL; - server_resolve_t *resolve = NULL; - int ret = 0; - loc_t *loc = NULL; - - state = CALL_STATE (frame); - this = frame->this; - resolve = state->resolve_now; - loc = state->loc_now; - - ret = resolve_entry_simple (frame); - - if (ret > 0) { - loc_wipe (loc); - resolve_path_deep (frame); - return 0; - } + server_state_t *state = NULL; + int ret = 0; + loc_t *loc = NULL; - if (ret == 0) - resolve_loc_touchup (frame); + state = CALL_STATE(frame); + loc = state->loc_now; - server_resolve_all (frame); + ret = resolve_inode_simple(frame); + if (ret > 0) { + loc_wipe(loc); + resolve_gfid(frame); return 0; -} + } + + if (ret == 0) + resolve_loc_touchup(frame); + server_resolve_all(frame); + + return 0; +} int -resolve_inode_simple (call_frame_t *frame) +resolve_anonfd_simple(call_frame_t *frame) { - server_state_t *state = NULL; - xlator_t *this = NULL; - server_resolve_t *resolve = NULL; - inode_t *inode = NULL; - int ret = 0; - - state = CALL_STATE (frame); - this = frame->this; - resolve = state->resolve_now; - - if (resolve->type == RESOLVE_EXACT) { - inode = inode_get (state->itable, resolve->ino, resolve->gen); - } else { - inode = inode_get (state->itable, resolve->ino, 0); - } + server_state_t *state = NULL; + server_resolve_t *resolve = NULL; + inode_t *inode = NULL; + int ret = 0; - if (!inode) { - resolve->op_ret = -1; - resolve->op_errno = ENOENT; - ret = 1; - goto out; - } + state = CALL_STATE(frame); + resolve = state->resolve_now; - if (inode->ino != 1 && inode->generation != resolve->gen) { - resolve->op_ret = -1; - resolve->op_errno = ENOENT; - ret = -1; - goto out; - } + inode = inode_find(state->itable, resolve->gfid); - ret = 0; + if (!inode) { + resolve->op_ret = -1; + resolve->op_errno = ENOENT; + ret = 1; + goto out; + } - state->loc_now->inode = inode_ref (inode); + ret = 0; + if (frame->root->op == GF_FOP_READ || frame->root->op == GF_FOP_WRITE) + state->fd = fd_anonymous_with_flags(inode, state->flags); + else + state->fd = fd_anonymous(inode); out: - if (inode) - inode_unref (inode); - - return ret; + if (inode) + inode_unref(inode); + + if (ret != 0) + gf_msg_debug("server", 0, + "inode for the gfid" + "(%s) is not found. anonymous fd creation failed", + uuid_utoa(resolve->gfid)); + return ret; } - int -server_resolve_inode (call_frame_t *frame) +server_resolve_anonfd(call_frame_t *frame) { - server_state_t *state = NULL; - xlator_t *this = NULL; - server_resolve_t *resolve = NULL; - int ret = 0; - loc_t *loc = NULL; - - state = CALL_STATE (frame); - this = frame->this; - resolve = state->resolve_now; - loc = state->loc_now; - - ret = resolve_inode_simple (frame); - - if (ret > 0) { - loc_wipe (loc); - resolve_path_deep (frame); - return 0; - } + server_state_t *state = NULL; + int ret = 0; + loc_t *loc = NULL; - if (ret == 0) - resolve_loc_touchup (frame); + state = CALL_STATE(frame); + loc = state->loc_now; - server_resolve_all (frame); + ret = resolve_anonfd_simple(frame); + if (ret > 0) { + loc_wipe(loc); + resolve_gfid(frame); return 0; -} + } + server_resolve_all(frame); + + return 0; +} int -server_resolve_fd (call_frame_t *frame) +server_resolve_fd(call_frame_t *frame) { - server_state_t *state = NULL; - xlator_t *this = NULL; - server_resolve_t *resolve = NULL; - server_connection_t *conn = NULL; - uint64_t fd_no = -1; + server_ctx_t *serv_ctx = NULL; + server_state_t *state = NULL; + client_t *client = NULL; + server_resolve_t *resolve = NULL; + uint64_t fd_no = -1; + + state = CALL_STATE(frame); + resolve = state->resolve_now; - state = CALL_STATE (frame); - this = frame->this; - resolve = state->resolve_now; - conn = SERVER_CONNECTION (frame); + fd_no = resolve->fd_no; + + if (fd_no == GF_ANON_FD_NO) { + server_resolve_anonfd(frame); + return 0; + } - fd_no = resolve->fd_no; + client = frame->root->client; - state->fd = gf_fd_fdptr_get (conn->fdtable, fd_no); + serv_ctx = server_ctx_get(client, client->this); + if (serv_ctx == NULL) { + gf_msg("", GF_LOG_INFO, ENOMEM, PS_MSG_NO_MEMORY, + "server_ctx_get() failed"); + resolve->op_ret = -1; + resolve->op_errno = ENOMEM; + return 0; + } + + /* + * With copy_file_range, there will be 2 fds to resolve. + * This same function is called to resolve both the source + * fd and the destination fd. As of now, this function does + * not have any mechanism to distinguish between the 2 fds + * being resolved except for checking the value of state->fd. + * The assumption is that, if source fd the one which is + * being resolved here, then state->fd would be NULL. If it + * is not NULL, then it is the destination fd which is being + * resolved. + * This method (provided the above assumption is true) is + * to achieve the ability to distinguish between 2 fds with + * minimum changes being done to this function. If this way + * is not correct, then more changes might be needed. + */ + if (!state->fd) { + state->fd = gf_fd_fdptr_get(serv_ctx->fdtable, fd_no); if (!state->fd) { - resolve->op_ret = -1; - resolve->op_errno = EBADFD; + gf_msg("", GF_LOG_INFO, EBADF, PS_MSG_FD_NOT_FOUND, + "fd not " + "found in context"); + resolve->op_ret = -1; + resolve->op_errno = EBADF; + } + } else { + state->fd_out = gf_fd_fdptr_get(serv_ctx->fdtable, fd_no); + if (!state->fd_out) { + gf_msg("", GF_LOG_INFO, EBADF, PS_MSG_FD_NOT_FOUND, + "fd not " + "found in context"); + resolve->op_ret = -1; + resolve->op_errno = EBADF; } + } - server_resolve_all (frame); + server_resolve_all(frame); - return 0; + return 0; } - int -server_resolve (call_frame_t *frame) +server_resolve(call_frame_t *frame) { - server_state_t *state = NULL; - xlator_t *this = NULL; - server_resolve_t *resolve = NULL; + server_state_t *state = NULL; + server_resolve_t *resolve = NULL; - state = CALL_STATE (frame); - this = frame->this; - resolve = state->resolve_now; + state = CALL_STATE(frame); + resolve = state->resolve_now; - if (resolve->fd_no != -1) { + if (resolve->fd_no != -1) { + server_resolve_fd(frame); - server_resolve_fd (frame); + } else if (!gf_uuid_is_null(resolve->pargfid)) { + server_resolve_entry(frame); - } else if (resolve->par) { + } else if (!gf_uuid_is_null(resolve->gfid)) { + server_resolve_inode(frame); - server_resolve_entry (frame); + } else { + if (resolve == &state->resolve) + gf_msg(frame->this->name, GF_LOG_WARNING, 0, PS_MSG_INVALID_ENTRY, + "no resolution type for %s (%s)", resolve->path, + gf_fop_list[frame->root->op]); - } else if (resolve->ino) { + resolve->op_ret = -1; + resolve->op_errno = EINVAL; - server_resolve_inode (frame); + server_resolve_all(frame); + } - } else if (resolve->path) { - - resolve_path_deep (frame); - - } else { - - resolve->op_ret = -1; - resolve->op_errno = EINVAL; - - server_resolve_all (frame); - } - - return 0; + return 0; } - int -server_resolve_done (call_frame_t *frame) +server_resolve_done(call_frame_t *frame) { - server_state_t *state = NULL; - xlator_t *bound_xl = NULL; + server_state_t *state = NULL; - state = CALL_STATE (frame); - bound_xl = BOUND_XL (frame); + state = CALL_STATE(frame); - server_print_request (frame); + server_print_request(frame); - state->resume_fn (frame, bound_xl); + state->resume_fn(frame, frame->root->client->bound_xl); - return 0; + return 0; } - /* * This function is called multiple times, once per resolving one location/fd. * state->resolve_now is used to decide which location/fd is to be resolved now */ int -server_resolve_all (call_frame_t *frame) +server_resolve_all(call_frame_t *frame) { - server_state_t *state = NULL; - xlator_t *this = NULL; - - this = frame->this; - state = CALL_STATE (frame); + server_state_t *state = NULL; + xlator_t *this = NULL; - if (state->resolve_now == NULL) { + this = frame->this; + state = CALL_STATE(frame); - state->resolve_now = &state->resolve; - state->loc_now = &state->loc; + if (state->resolve_now == NULL) { + state->resolve_now = &state->resolve; + state->loc_now = &state->loc; - server_resolve (frame); + server_resolve(frame); - } else if (state->resolve_now == &state->resolve) { + } else if (state->resolve_now == &state->resolve) { + state->resolve_now = &state->resolve2; + state->loc_now = &state->loc2; - state->resolve_now = &state->resolve2; - state->loc_now = &state->loc2; + server_resolve(frame); - server_resolve (frame); + } else if (state->resolve_now == &state->resolve2) { + server_resolve_done(frame); - } else if (state->resolve_now == &state->resolve2) { + } else { + gf_msg(this->name, GF_LOG_ERROR, EINVAL, PS_MSG_INVALID_ENTRY, + "Invalid pointer for " + "state->resolve_now"); + } - server_resolve_done (frame); - - } else { - gf_log (this->name, GF_LOG_ERROR, - "Invalid pointer for state->resolve_now"); - } - - return 0; + return 0; } - int -resolve_and_resume (call_frame_t *frame, server_resume_fn_t fn) +resolve_and_resume(call_frame_t *frame, server_resume_fn_t fn) { - server_state_t *state = NULL; - xlator_t *this = NULL; + server_state_t *state = NULL; - state = CALL_STATE (frame); - state->resume_fn = fn; + state = CALL_STATE(frame); + state->resume_fn = fn; - this = frame->this; + server_resolve_all(frame); - server_resolve_all (frame); - - return 0; + return 0; } diff --git a/xlators/protocol/server/src/server-rpc-fops.c b/xlators/protocol/server/src/server-rpc-fops.c new file mode 100644 index 00000000000..4d8b7be5a34 --- /dev/null +++ b/xlators/protocol/server/src/server-rpc-fops.c @@ -0,0 +1,6084 @@ +/* + Copyright (c) 2010-2013 Red Hat, Inc. <http://www.redhat.com> + This file is part of GlusterFS. + + This file is licensed to you under your choice of the GNU Lesser + General Public License, version 3 or any later version (LGPLv3 or + later), or the GNU General Public License, version 2 (GPLv2), in all + cases as published by the Free Software Foundation. +*/ + +#include <openssl/md5.h> + +#include "server.h" +#include "server-helpers.h" +#include "rpc-common-xdr.h" +#include "glusterfs3-xdr.h" +#include "glusterfs3.h" +#include <glusterfs/compat-errno.h> +#include "server-messages.h" +#include <glusterfs/defaults.h> +#include <glusterfs/default-args.h> +#include "server-common.h" +#include <glusterfs/xlator.h> + +#include "xdr-nfs3.h" + +#define SERVER_REQ_SET_ERROR(req, ret) \ + do { \ + rpcsvc_request_seterr(req, GARBAGE_ARGS); \ + ret = RPCSVC_ACTOR_ERROR; \ + } while (0) + +void +forget_inode_if_no_dentry(inode_t *inode) +{ + if (!inode) { + return; + } + + if (!inode_has_dentry(inode)) + inode_forget(inode, 0); + + return; +} + +void +set_resolve_gfid(client_t *client, uuid_t resolve_gfid, char *on_wire_gfid) +{ + if (client->subdir_mount && __is_root_gfid((unsigned char *)on_wire_gfid)) { + /* set the subdir_mount's gfid for proper resolution */ + gf_uuid_copy(resolve_gfid, client->subdir_gfid); + } else { + memcpy(resolve_gfid, on_wire_gfid, 16); + } +} + +/* Callback function section */ +int +server_statfs_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, struct statvfs *buf, + dict_t *xdata) +{ + gfs3_statfs_rsp rsp = { + 0, + }; + rpcsvc_request_t *req = NULL; + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, &rsp.xdata.xdata_val, + rsp.xdata.xdata_len, op_errno, out); + + if (op_ret < 0) { + gf_msg(this->name, GF_LOG_WARNING, op_errno, PS_MSG_STATFS, + "%" PRId64 ": STATFS, client: %s, error-xlator: %s", + frame->root->unique, STACK_CLIENT_NAME(frame->root), + STACK_ERR_XL_NAME(frame->root)); + goto out; + } + + server_post_statfs(&rsp, buf); + +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfs3_statfs_rsp); + + GF_FREE(rsp.xdata.xdata_val); + + return 0; +} + +int +server_lookup_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, inode_t *inode, + struct iatt *stbuf, dict_t *xdata, struct iatt *postparent) +{ + rpcsvc_request_t *req = NULL; + server_state_t *state = NULL; + loc_t fresh_loc = { + 0, + }; + gfs3_lookup_rsp rsp = { + 0, + }; + + state = CALL_STATE(frame); + + if (state->is_revalidate == 1 && op_ret == -1) { + state->is_revalidate = 2; + loc_copy(&fresh_loc, &state->loc); + inode_unref(fresh_loc.inode); + fresh_loc.inode = server_inode_new(state->itable, fresh_loc.gfid); + + STACK_WIND(frame, server_lookup_cbk, frame->root->client->bound_xl, + frame->root->client->bound_xl->fops->lookup, &fresh_loc, + state->xdata); + + loc_wipe(&fresh_loc); + return 0; + } + + gf_stat_from_iatt(&rsp.postparent, postparent); + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, &rsp.xdata.xdata_val, + rsp.xdata.xdata_len, op_errno, out); + + if (op_ret) { + if (state->is_revalidate && op_errno == ENOENT) { + if (!__is_root_gfid(state->resolve.gfid)) { + inode_unlink(state->loc.inode, state->loc.parent, + state->loc.name); + /** + * If the entry is not present, then just + * unlinking the associated dentry is not + * suffecient. This condition should be + * treated as unlink of the entry. So along + * with deleting the entry, its also important + * to forget the inode for it (if the dentry + * being considered was the last dentry). + * Otherwise it might lead to inode leak. + * It also might lead to wrong decisions being + * taken if the future lookups on this inode are + * successful since they are able to find the + * inode in the inode table (at least gfid based + * lookups will be successful, if the lookup + * is a soft lookup) + */ + forget_inode_if_no_dentry(state->loc.inode); + } + } + goto out; + } + + server_post_lookup(&rsp, frame, state, inode, stbuf, postparent); +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + if (op_ret) { + if (state->resolve.bname) { + gf_msg(this->name, fop_log_level(GF_FOP_LOOKUP, op_errno), op_errno, + PS_MSG_LOOKUP_INFO, + "%" PRId64 + ": LOOKUP %s (%s/%s), client: %s, " + "error-xlator: %s", + frame->root->unique, state->loc.path, + uuid_utoa(state->resolve.pargfid), state->resolve.bname, + STACK_CLIENT_NAME(frame->root), + STACK_ERR_XL_NAME(frame->root)); + } else { + gf_msg(this->name, fop_log_level(GF_FOP_LOOKUP, op_errno), op_errno, + PS_MSG_LOOKUP_INFO, + "%" PRId64 + ": LOOKUP %s (%s), client: %s, " + "error-xlator: %s", + frame->root->unique, state->loc.path, + uuid_utoa(state->resolve.gfid), + STACK_CLIENT_NAME(frame->root), + STACK_ERR_XL_NAME(frame->root)); + } + } + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfs3_lookup_rsp); + + GF_FREE(rsp.xdata.xdata_val); + + return 0; +} + +int +server_lease_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, struct gf_lease *lease, + dict_t *xdata) +{ + gfs3_lease_rsp rsp = { + 0, + }; + rpcsvc_request_t *req = NULL; + server_state_t *state = NULL; + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, &rsp.xdata.xdata_val, + rsp.xdata.xdata_len, op_errno, out); + + if (op_ret) { + state = CALL_STATE(frame); + gf_msg(this->name, fop_log_level(GF_FOP_LEASE, op_errno), op_errno, + PS_MSG_LK_INFO, + "%" PRId64 ": LEASE %s (%s), client: %s, error-xlator: %s", + frame->root->unique, state->loc.path, + uuid_utoa(state->resolve.gfid), STACK_CLIENT_NAME(frame->root), + STACK_ERR_XL_NAME(frame->root)); + goto out; + } + server_post_lease(&rsp, lease); + +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfs3_lease_rsp); + + GF_FREE(rsp.xdata.xdata_val); + + return 0; +} + +int +server_lk_cbk(call_frame_t *frame, void *cookie, xlator_t *this, int32_t op_ret, + int32_t op_errno, struct gf_flock *lock, dict_t *xdata) +{ + gfs3_lk_rsp rsp = { + 0, + }; + rpcsvc_request_t *req = NULL; + server_state_t *state = NULL; + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, &rsp.xdata.xdata_val, + rsp.xdata.xdata_len, op_errno, out); + + if (op_ret) { + state = CALL_STATE(frame); + gf_msg(this->name, fop_log_level(GF_FOP_LK, op_errno), op_errno, + PS_MSG_LK_INFO, + "%" PRId64 ": LK %" PRId64 + " (%s), client: %s, " + "error-xlator: %s", + frame->root->unique, state->resolve.fd_no, + uuid_utoa(state->resolve.gfid), STACK_CLIENT_NAME(frame->root), + STACK_ERR_XL_NAME(frame->root)); + goto out; + } + + server_post_lk(this, &rsp, lock); +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfs3_lk_rsp); + + GF_FREE(rsp.xdata.xdata_val); + + return 0; +} + +int +server_inodelk_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, dict_t *xdata) +{ + gf_common_rsp rsp = { + 0, + }; + server_state_t *state = NULL; + rpcsvc_request_t *req = NULL; + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, &rsp.xdata.xdata_val, + rsp.xdata.xdata_len, op_errno, out); + + state = CALL_STATE(frame); + + if (op_ret < 0) { + gf_msg(this->name, fop_log_level(GF_FOP_INODELK, op_errno), op_errno, + PS_MSG_INODELK_INFO, + "%" PRId64 + ": INODELK %s (%s), client: %s, " + "error-xlator: %s", + frame->root->unique, state->loc.path, + uuid_utoa(state->resolve.gfid), STACK_CLIENT_NAME(frame->root), + STACK_ERR_XL_NAME(frame->root)); + goto out; + } + +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gf_common_rsp); + + GF_FREE(rsp.xdata.xdata_val); + + return 0; +} + +int +server_finodelk_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, dict_t *xdata) +{ + gf_common_rsp rsp = { + 0, + }; + server_state_t *state = NULL; + rpcsvc_request_t *req = NULL; + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, &rsp.xdata.xdata_val, + rsp.xdata.xdata_len, op_errno, out); + + state = CALL_STATE(frame); + + if (op_ret < 0) { + gf_msg(this->name, fop_log_level(GF_FOP_FINODELK, op_errno), op_errno, + PS_MSG_INODELK_INFO, + "%" PRId64 ": FINODELK %" PRId64 + " (%s), client: %s, " + "error-xlator: %s", + frame->root->unique, state->resolve.fd_no, + uuid_utoa(state->resolve.gfid), STACK_CLIENT_NAME(frame->root), + STACK_ERR_XL_NAME(frame->root)); + goto out; + } + +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gf_common_rsp); + + GF_FREE(rsp.xdata.xdata_val); + + return 0; +} + +int +server_entrylk_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, dict_t *xdata) +{ + gf_common_rsp rsp = { + 0, + }; + server_state_t *state = NULL; + rpcsvc_request_t *req = NULL; + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, &rsp.xdata.xdata_val, + rsp.xdata.xdata_len, op_errno, out); + + state = CALL_STATE(frame); + + if (op_ret < 0) { + gf_msg(this->name, fop_log_level(GF_FOP_ENTRYLK, op_errno), op_errno, + PS_MSG_ENTRYLK_INFO, + "%" PRId64 + ": ENTRYLK %s (%s), client: %s, " + "error-xlator: %s", + frame->root->unique, state->loc.path, + uuid_utoa(state->resolve.gfid), STACK_CLIENT_NAME(frame->root), + STACK_ERR_XL_NAME(frame->root)); + goto out; + } + +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gf_common_rsp); + + GF_FREE(rsp.xdata.xdata_val); + + return 0; +} + +int +server_fentrylk_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, dict_t *xdata) +{ + gf_common_rsp rsp = { + 0, + }; + server_state_t *state = NULL; + rpcsvc_request_t *req = NULL; + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, &rsp.xdata.xdata_val, + rsp.xdata.xdata_len, op_errno, out); + + state = CALL_STATE(frame); + + if (op_ret < 0) { + gf_msg(this->name, fop_log_level(GF_FOP_FENTRYLK, op_errno), op_errno, + PS_MSG_ENTRYLK_INFO, + "%" PRId64 ": FENTRYLK %" PRId64 + " (%s), client: %s, " + "error-xlator: %s", + frame->root->unique, state->resolve.fd_no, + uuid_utoa(state->resolve.gfid), STACK_CLIENT_NAME(frame->root), + STACK_ERR_XL_NAME(frame->root)); + goto out; + } + +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gf_common_rsp); + + GF_FREE(rsp.xdata.xdata_val); + + return 0; +} + +int +server_access_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, dict_t *xdata) +{ + gf_common_rsp rsp = { + 0, + }; + rpcsvc_request_t *req = NULL; + server_state_t *state = NULL; + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, &rsp.xdata.xdata_val, + rsp.xdata.xdata_len, op_errno, out); + + if (op_ret) { + state = CALL_STATE(frame); + gf_msg(this->name, GF_LOG_INFO, op_errno, PS_MSG_ACCESS_INFO, + "%" PRId64 + ": ACCESS %s (%s), client: %s, " + "error-xlator: %s", + frame->root->unique, (state->loc.path) ? state->loc.path : "", + uuid_utoa(state->resolve.gfid), STACK_CLIENT_NAME(frame->root), + STACK_ERR_XL_NAME(frame->root)); + goto out; + } + +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gf_common_rsp); + + GF_FREE(rsp.xdata.xdata_val); + + return 0; +} + +int +server_rmdir_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, struct iatt *preparent, + struct iatt *postparent, dict_t *xdata) +{ + gfs3_rmdir_rsp rsp = { + 0, + }; + server_state_t *state = NULL; + rpcsvc_request_t *req = NULL; + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, &rsp.xdata.xdata_val, + rsp.xdata.xdata_len, op_errno, out); + + state = CALL_STATE(frame); + + if (op_ret) { + gf_msg(this->name, GF_LOG_INFO, op_errno, PS_MSG_DIR_INFO, + "%" PRId64 + ": RMDIR %s (%s/%s), client: %s, " + "error-xlator: %s", + frame->root->unique, (state->loc.path) ? state->loc.path : "", + uuid_utoa(state->resolve.pargfid), state->resolve.bname, + STACK_CLIENT_NAME(frame->root), STACK_ERR_XL_NAME(frame->root)); + goto out; + } + + server_post_rmdir(state, &rsp, preparent, postparent); + +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfs3_rmdir_rsp); + + GF_FREE(rsp.xdata.xdata_val); + + return 0; +} + +int +server_mkdir_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, inode_t *inode, + struct iatt *stbuf, struct iatt *preparent, + struct iatt *postparent, dict_t *xdata) +{ + gfs3_mkdir_rsp rsp = { + 0, + }; + server_state_t *state = NULL; + rpcsvc_request_t *req = NULL; + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, &rsp.xdata.xdata_val, + rsp.xdata.xdata_len, op_errno, out); + + state = CALL_STATE(frame); + + if (op_ret < 0) { + gf_msg(this->name, fop_log_level(GF_FOP_MKDIR, op_errno), op_errno, + PS_MSG_DIR_INFO, + "%" PRId64 + ": MKDIR %s (%s/%s) client: %s, " + "error-xlator: %s", + frame->root->unique, (state->loc.path) ? state->loc.path : "", + uuid_utoa(state->resolve.pargfid), state->resolve.bname, + STACK_CLIENT_NAME(frame->root), STACK_ERR_XL_NAME(frame->root)); + goto out; + } + + server_post_mkdir(state, &rsp, inode, stbuf, preparent, postparent, xdata); +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfs3_mkdir_rsp); + + GF_FREE(rsp.xdata.xdata_val); + + return 0; +} + +int +server_mknod_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, inode_t *inode, + struct iatt *stbuf, struct iatt *preparent, + struct iatt *postparent, dict_t *xdata) +{ + gfs3_mknod_rsp rsp = { + 0, + }; + server_state_t *state = NULL; + rpcsvc_request_t *req = NULL; + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, &rsp.xdata.xdata_val, + rsp.xdata.xdata_len, op_errno, out); + + state = CALL_STATE(frame); + + if (op_ret < 0) { + gf_msg(this->name, fop_log_level(GF_FOP_MKNOD, op_errno), op_errno, + PS_MSG_MKNOD_INFO, + "%" PRId64 + ": MKNOD %s (%s/%s), client: %s, " + "error-xlator: %s", + frame->root->unique, state->loc.path, + uuid_utoa(state->resolve.pargfid), state->resolve.bname, + STACK_CLIENT_NAME(frame->root), STACK_ERR_XL_NAME(frame->root)); + goto out; + } + + server_post_mknod(state, &rsp, stbuf, preparent, postparent, inode); +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfs3_mknod_rsp); + + GF_FREE(rsp.xdata.xdata_val); + + return 0; +} + +int +server_fsyncdir_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, dict_t *xdata) +{ + gf_common_rsp rsp = { + 0, + }; + server_state_t *state = NULL; + rpcsvc_request_t *req = NULL; + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, &rsp.xdata.xdata_val, + rsp.xdata.xdata_len, op_errno, out); + + if (op_ret < 0) { + state = CALL_STATE(frame); + gf_msg(this->name, fop_log_level(GF_FOP_FSYNCDIR, op_errno), op_errno, + PS_MSG_DIR_INFO, + "%" PRId64 ": FSYNCDIR %" PRId64 + " (%s), client: %s, " + "error-xlator: %s", + frame->root->unique, state->resolve.fd_no, + uuid_utoa(state->resolve.gfid), STACK_CLIENT_NAME(frame->root), + STACK_ERR_XL_NAME(frame->root)); + goto out; + } + +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gf_common_rsp); + + GF_FREE(rsp.xdata.xdata_val); + + return 0; +} + +int +server_readdir_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, gf_dirent_t *entries, + dict_t *xdata) +{ + gfs3_readdir_rsp rsp = { + 0, + }; + server_state_t *state = NULL; + rpcsvc_request_t *req = NULL; + int ret = 0; + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, &rsp.xdata.xdata_val, + rsp.xdata.xdata_len, op_errno, out); + + if (op_ret < 0) { + state = CALL_STATE(frame); + gf_msg(this->name, fop_log_level(GF_FOP_READDIR, op_errno), op_errno, + PS_MSG_DIR_INFO, + "%" PRId64 ": READDIR %" PRId64 + " (%s), client: %s, " + "error-xlator: %s", + frame->root->unique, state->resolve.fd_no, + uuid_utoa(state->resolve.gfid), STACK_CLIENT_NAME(frame->root), + STACK_ERR_XL_NAME(frame->root)); + goto out; + } + + /* (op_ret == 0) is valid, and means EOF */ + if (op_ret) { + ret = server_post_readdir(&rsp, entries); + if (ret == -1) { + op_ret = -1; + op_errno = ENOMEM; + goto out; + } + } + +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfs3_readdir_rsp); + + GF_FREE(rsp.xdata.xdata_val); + + readdir_rsp_cleanup(&rsp); + + return 0; +} + +int +server_opendir_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, fd_t *fd, dict_t *xdata) +{ + server_state_t *state = NULL; + rpcsvc_request_t *req = NULL; + gfs3_opendir_rsp rsp = { + 0, + }; + uint64_t fd_no = 0; + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, &rsp.xdata.xdata_val, + rsp.xdata.xdata_len, op_errno, out); + + if (op_ret < 0) { + state = CALL_STATE(frame); + gf_msg(this->name, fop_log_level(GF_FOP_OPENDIR, op_errno), op_errno, + PS_MSG_DIR_INFO, + "%" PRId64 + ": OPENDIR %s (%s), client: %s, " + "error-xlator: %s", + frame->root->unique, (state->loc.path) ? state->loc.path : "", + uuid_utoa(state->resolve.gfid), STACK_CLIENT_NAME(frame->root), + STACK_ERR_XL_NAME(frame->root)); + goto out; + } + + op_ret = server_post_opendir(frame, this, &rsp, fd); + if (op_ret) + goto out; +out: + if (op_ret) + rsp.fd = fd_no; + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfs3_opendir_rsp); + + GF_FREE(rsp.xdata.xdata_val); + + return 0; +} + +int +server_removexattr_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, dict_t *xdata) +{ + gf_common_rsp rsp = { + 0, + }; + rpcsvc_request_t *req = NULL; + server_state_t *state = NULL; + gf_loglevel_t loglevel = GF_LOG_NONE; + + if (gf_replace_old_iatt_in_dict(xdata)) { + op_errno = errno; + op_ret = -1; + goto out; + } + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, &rsp.xdata.xdata_val, + rsp.xdata.xdata_len, op_errno, out); + + if (op_ret == -1) { + state = CALL_STATE(frame); + if (ENODATA == op_errno || ENOATTR == op_errno) + loglevel = GF_LOG_DEBUG; + else + loglevel = GF_LOG_INFO; + + gf_msg(this->name, loglevel, op_errno, PS_MSG_REMOVEXATTR_INFO, + "%" PRId64 + ": REMOVEXATTR %s (%s) of key %s, client: %s, " + "error-xlator: %s", + frame->root->unique, state->loc.path, + uuid_utoa(state->resolve.gfid), state->name, + STACK_CLIENT_NAME(frame->root), STACK_ERR_XL_NAME(frame->root)); + goto out; + } + +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gf_common_rsp); + + GF_FREE(rsp.xdata.xdata_val); + + return 0; +} + +int +server_fremovexattr_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, dict_t *xdata) +{ + gf_common_rsp rsp = { + 0, + }; + rpcsvc_request_t *req = NULL; + server_state_t *state = NULL; + + if (gf_replace_old_iatt_in_dict(xdata)) { + op_errno = errno; + op_ret = -1; + goto out; + } + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, &rsp.xdata.xdata_val, + rsp.xdata.xdata_len, op_errno, out); + + if (op_ret == -1) { + state = CALL_STATE(frame); + gf_msg(this->name, fop_log_level(GF_FOP_FREMOVEXATTR, op_errno), + op_errno, PS_MSG_REMOVEXATTR_INFO, + "%" PRId64 ": FREMOVEXATTR %" PRId64 + " (%s) (%s), " + "client: %s, error-xlator: %s", + frame->root->unique, state->resolve.fd_no, + uuid_utoa(state->resolve.gfid), state->name, + STACK_CLIENT_NAME(frame->root), STACK_ERR_XL_NAME(frame->root)); + goto out; + } + +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gf_common_rsp); + + GF_FREE(rsp.xdata.xdata_val); + + return 0; +} + +int +server_getxattr_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, dict_t *dict, + dict_t *xdata) +{ + gfs3_getxattr_rsp rsp = { + 0, + }; + rpcsvc_request_t *req = NULL; + server_state_t *state = NULL; + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, &rsp.xdata.xdata_val, + rsp.xdata.xdata_len, op_errno, out); + + if (op_ret == -1) { + state = CALL_STATE(frame); + gf_msg(this->name, fop_log_level(GF_FOP_GETXATTR, op_errno), op_errno, + PS_MSG_GETXATTR_INFO, + "%" PRId64 + ": GETXATTR %s (%s) (%s), client: %s, " + "error-xlator: %s", + frame->root->unique, state->loc.path, + uuid_utoa(state->resolve.gfid), state->name, + STACK_CLIENT_NAME(frame->root), STACK_ERR_XL_NAME(frame->root)); + goto out; + } + + GF_PROTOCOL_DICT_SERIALIZE(this, dict, &rsp.dict.dict_val, + rsp.dict.dict_len, op_errno, out); + +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfs3_getxattr_rsp); + + GF_FREE(rsp.dict.dict_val); + + GF_FREE(rsp.xdata.xdata_val); + + return 0; +} + +int +server_fgetxattr_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, dict_t *dict, + dict_t *xdata) +{ + gfs3_fgetxattr_rsp rsp = { + 0, + }; + server_state_t *state = NULL; + rpcsvc_request_t *req = NULL; + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, &rsp.xdata.xdata_val, + rsp.xdata.xdata_len, op_errno, out); + + if (op_ret == -1) { + state = CALL_STATE(frame); + gf_msg(this->name, fop_log_level(GF_FOP_FGETXATTR, op_errno), op_errno, + PS_MSG_GETXATTR_INFO, + "%" PRId64 ": FGETXATTR %" PRId64 + " (%s) (%s), " + "client: %s, error-xlator: %s", + frame->root->unique, state->resolve.fd_no, + uuid_utoa(state->resolve.gfid), state->name, + STACK_CLIENT_NAME(frame->root), STACK_ERR_XL_NAME(frame->root)); + goto out; + } + + GF_PROTOCOL_DICT_SERIALIZE(this, dict, &rsp.dict.dict_val, + rsp.dict.dict_len, op_errno, out); + +out: + + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfs3_fgetxattr_rsp); + + GF_FREE(rsp.dict.dict_val); + + GF_FREE(rsp.xdata.xdata_val); + + return 0; +} + +/* print every key */ +int +_gf_server_log_setxattr_failure(dict_t *d, char *k, data_t *v, void *tmp) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + + frame = tmp; + state = CALL_STATE(frame); + + gf_msg(THIS->name, GF_LOG_INFO, 0, PS_MSG_SETXATTR_INFO, + "%" PRId64 + ": SETXATTR %s (%s) ==> %s, client: %s, " + "error-xlator: %s", + frame->root->unique, state->loc.path, uuid_utoa(state->resolve.gfid), + k, STACK_CLIENT_NAME(frame->root), STACK_ERR_XL_NAME(frame->root)); + return 0; +} + +int +server_setxattr_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, dict_t *xdata) +{ + gf_common_rsp rsp = { + 0, + }; + rpcsvc_request_t *req = NULL; + server_state_t *state = NULL; + + if (gf_replace_old_iatt_in_dict(xdata)) { + op_errno = errno; + op_ret = -1; + goto out; + } + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, &rsp.xdata.xdata_val, + rsp.xdata.xdata_len, op_errno, out); + + if (op_ret == -1) { + state = CALL_STATE(frame); + if (op_errno != ENOTSUP) + dict_foreach(state->dict, _gf_server_log_setxattr_failure, frame); + + if (op_errno == ENOTSUP) { + gf_msg_debug(THIS->name, 0, "%s", strerror(op_errno)); + } else { + gf_msg(THIS->name, GF_LOG_INFO, op_errno, PS_MSG_SETXATTR_INFO, + "client: %s, " + "error-xlator: %s", + STACK_CLIENT_NAME(frame->root), + STACK_ERR_XL_NAME(frame->root)); + } + goto out; + } + +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gf_common_rsp); + + GF_FREE(rsp.xdata.xdata_val); + + return 0; +} + +/* print every key here */ +static int +_gf_server_log_fsetxattr_failure(dict_t *d, char *k, data_t *v, void *tmp) +{ + call_frame_t *frame = NULL; + server_state_t *state = NULL; + + frame = tmp; + state = CALL_STATE(frame); + + gf_msg(THIS->name, GF_LOG_INFO, 0, PS_MSG_SETXATTR_INFO, + "%" PRId64 ": FSETXATTR %" PRId64 + " (%s) ==> %s, client: %s, " + "error-xlator: %s", + frame->root->unique, state->resolve.fd_no, + uuid_utoa(state->resolve.gfid), k, STACK_CLIENT_NAME(frame->root), + STACK_ERR_XL_NAME(frame->root)); + + return 0; +} + +int +server_fsetxattr_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, dict_t *xdata) +{ + gf_common_rsp rsp = { + 0, + }; + rpcsvc_request_t *req = NULL; + server_state_t *state = NULL; + + if (gf_replace_old_iatt_in_dict(xdata)) { + op_errno = errno; + op_ret = -1; + goto out; + } + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, &rsp.xdata.xdata_val, + rsp.xdata.xdata_len, op_errno, out); + + if (op_ret == -1) { + state = CALL_STATE(frame); + if (op_errno != ENOTSUP) { + dict_foreach(state->dict, _gf_server_log_fsetxattr_failure, frame); + } + if (op_errno == ENOTSUP) { + gf_msg_debug(THIS->name, 0, "%s", strerror(op_errno)); + } else { + gf_msg(THIS->name, GF_LOG_INFO, op_errno, PS_MSG_SETXATTR_INFO, + "client: %s, " + "error-xlator: %s", + STACK_CLIENT_NAME(frame->root), + STACK_ERR_XL_NAME(frame->root)); + } + goto out; + } + +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gf_common_rsp); + + GF_FREE(rsp.xdata.xdata_val); + + return 0; +} + +int +server_rename_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, struct iatt *stbuf, + struct iatt *preoldparent, struct iatt *postoldparent, + struct iatt *prenewparent, struct iatt *postnewparent, + dict_t *xdata) +{ + gfs3_rename_rsp rsp = { + 0, + }; + server_state_t *state = NULL; + rpcsvc_request_t *req = NULL; + char oldpar_str[50] = { + 0, + }; + char newpar_str[50] = { + 0, + }; + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, &rsp.xdata.xdata_val, + rsp.xdata.xdata_len, op_errno, out); + + state = CALL_STATE(frame); + + if (op_ret == -1) { + uuid_utoa_r(state->resolve.pargfid, oldpar_str); + uuid_utoa_r(state->resolve2.pargfid, newpar_str); + gf_msg(this->name, GF_LOG_INFO, op_errno, PS_MSG_RENAME_INFO, + "%" PRId64 + ": RENAME %s (%s/%s) -> %s (%s/%s), " + "client: %s, error-xlator: %s", + frame->root->unique, state->loc.path, oldpar_str, + state->resolve.bname, state->loc2.path, newpar_str, + state->resolve2.bname, STACK_CLIENT_NAME(frame->root), + STACK_ERR_XL_NAME(frame->root)); + goto out; + } + + server_post_rename(frame, state, &rsp, stbuf, preoldparent, postoldparent, + prenewparent, postnewparent); +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfs3_rename_rsp); + + GF_FREE(rsp.xdata.xdata_val); + + return 0; +} + +int +server_unlink_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, struct iatt *preparent, + struct iatt *postparent, dict_t *xdata) +{ + gfs3_unlink_rsp rsp = { + 0, + }; + server_state_t *state = NULL; + rpcsvc_request_t *req = NULL; + + if (gf_replace_old_iatt_in_dict(xdata)) { + op_errno = errno; + op_ret = -1; + goto out; + } + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, &rsp.xdata.xdata_val, + rsp.xdata.xdata_len, op_errno, out); + + state = CALL_STATE(frame); + + if (op_ret) { + gf_msg(this->name, fop_log_level(GF_FOP_UNLINK, op_errno), op_errno, + PS_MSG_LINK_INFO, + "%" PRId64 + ": UNLINK %s (%s/%s), client: %s, " + "error-xlator: %s", + frame->root->unique, state->loc.path, + uuid_utoa(state->resolve.pargfid), state->resolve.bname, + STACK_CLIENT_NAME(frame->root), STACK_ERR_XL_NAME(frame->root)); + goto out; + } + + /* TODO: log gfid of the inodes */ + gf_msg_trace(frame->root->client->bound_xl->name, 0, + "%" PRId64 + ": " + "UNLINK_CBK %s", + frame->root->unique, state->loc.name); + + server_post_unlink(state, &rsp, preparent, postparent); + +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfs3_unlink_rsp); + + GF_FREE(rsp.xdata.xdata_val); + + return 0; +} + +int +server_symlink_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, inode_t *inode, + struct iatt *stbuf, struct iatt *preparent, + struct iatt *postparent, dict_t *xdata) +{ + gfs3_symlink_rsp rsp = { + 0, + }; + server_state_t *state = NULL; + rpcsvc_request_t *req = NULL; + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, &rsp.xdata.xdata_val, + rsp.xdata.xdata_len, op_errno, out); + + state = CALL_STATE(frame); + + if (op_ret < 0) { + gf_msg(this->name, GF_LOG_INFO, op_errno, PS_MSG_LINK_INFO, + "%" PRId64 + ": SYMLINK %s (%s/%s), client: %s, " + "error-xlator:%s", + frame->root->unique, (state->loc.path) ? state->loc.path : "", + uuid_utoa(state->resolve.pargfid), state->resolve.bname, + STACK_CLIENT_NAME(frame->root), STACK_ERR_XL_NAME(frame->root)); + goto out; + } + + server_post_symlink(state, &rsp, inode, stbuf, preparent, postparent, + xdata); + +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfs3_symlink_rsp); + + GF_FREE(rsp.xdata.xdata_val); + + return 0; +} + +int +server_link_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, inode_t *inode, + struct iatt *stbuf, struct iatt *preparent, + struct iatt *postparent, dict_t *xdata) +{ + gfs3_link_rsp rsp = { + 0, + }; + server_state_t *state = NULL; + rpcsvc_request_t *req = NULL; + char gfid_str[50] = { + 0, + }; + char newpar_str[50] = { + 0, + }; + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, &rsp.xdata.xdata_val, + rsp.xdata.xdata_len, op_errno, out); + + state = CALL_STATE(frame); + + if (op_ret) { + uuid_utoa_r(state->resolve.gfid, gfid_str); + uuid_utoa_r(state->resolve2.pargfid, newpar_str); + + gf_msg(this->name, GF_LOG_INFO, op_errno, PS_MSG_LINK_INFO, + "%" PRId64 + ": LINK %s (%s) -> %s/%s, client: %s, " + "error-xlator: %s", + frame->root->unique, state->loc.path, gfid_str, newpar_str, + state->resolve2.bname, STACK_CLIENT_NAME(frame->root), + STACK_ERR_XL_NAME(frame->root)); + goto out; + } + + server_post_link(state, &rsp, inode, stbuf, preparent, postparent, xdata); + +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfs3_link_rsp); + + GF_FREE(rsp.xdata.xdata_val); + + return 0; +} + +int +server_truncate_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, struct iatt *prebuf, + struct iatt *postbuf, dict_t *xdata) +{ + gfs3_truncate_rsp rsp = { + 0, + }; + server_state_t *state = NULL; + rpcsvc_request_t *req = NULL; + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, &rsp.xdata.xdata_val, + rsp.xdata.xdata_len, op_errno, out); + + if (op_ret) { + state = CALL_STATE(frame); + gf_msg(this->name, GF_LOG_INFO, op_errno, PS_MSG_TRUNCATE_INFO, + "%" PRId64 + ": TRUNCATE %s (%s), client: %s, " + "error-xlator: %s", + frame->root->unique, state->loc.path, + uuid_utoa(state->resolve.gfid), STACK_CLIENT_NAME(frame->root), + STACK_ERR_XL_NAME(frame->root)); + goto out; + } + + server_post_truncate(&rsp, prebuf, postbuf); + +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfs3_truncate_rsp); + + GF_FREE(rsp.xdata.xdata_val); + + return 0; +} + +int +server_fstat_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, struct iatt *stbuf, + dict_t *xdata) +{ + gfs3_fstat_rsp rsp = { + 0, + }; + server_state_t *state = NULL; + rpcsvc_request_t *req = NULL; + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, &rsp.xdata.xdata_val, + rsp.xdata.xdata_len, op_errno, out); + + state = CALL_STATE(frame); + if (op_ret) { + gf_msg(this->name, fop_log_level(GF_FOP_FSTAT, op_errno), op_errno, + PS_MSG_STAT_INFO, + "%" PRId64 ": FSTAT %" PRId64 + " (%s), client: %s, " + "error-xlator: %s", + frame->root->unique, state->resolve.fd_no, + uuid_utoa(state->resolve.gfid), STACK_CLIENT_NAME(frame->root), + STACK_ERR_XL_NAME(frame->root)); + goto out; + } + + server_post_fstat(state, &rsp, stbuf); + +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfs3_fstat_rsp); + + GF_FREE(rsp.xdata.xdata_val); + + return 0; +} + +int +server_ftruncate_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, struct iatt *prebuf, + struct iatt *postbuf, dict_t *xdata) +{ + gfs3_ftruncate_rsp rsp = {0}; + server_state_t *state = NULL; + rpcsvc_request_t *req = NULL; + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, &rsp.xdata.xdata_val, + rsp.xdata.xdata_len, op_errno, out); + + if (op_ret) { + state = CALL_STATE(frame); + gf_msg(this->name, fop_log_level(GF_FOP_FTRUNCATE, op_errno), op_errno, + PS_MSG_TRUNCATE_INFO, + "%" PRId64 ": FTRUNCATE %" PRId64 + " (%s), client: %s, " + "error-xlator: %s", + frame->root->unique, state->resolve.fd_no, + uuid_utoa(state->resolve.gfid), STACK_CLIENT_NAME(frame->root), + STACK_ERR_XL_NAME(frame->root)); + goto out; + } + + server_post_ftruncate(&rsp, prebuf, postbuf); + +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfs3_ftruncate_rsp); + + GF_FREE(rsp.xdata.xdata_val); + + return 0; +} + +int +server_flush_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, dict_t *xdata) +{ + gf_common_rsp rsp = { + 0, + }; + server_state_t *state = NULL; + rpcsvc_request_t *req = NULL; + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, &rsp.xdata.xdata_val, + rsp.xdata.xdata_len, op_errno, out); + + if (op_ret < 0) { + state = CALL_STATE(frame); + gf_msg(this->name, fop_log_level(GF_FOP_FLUSH, op_errno), op_errno, + PS_MSG_FLUSH_INFO, + "%" PRId64 ": FLUSH %" PRId64 + " (%s), client: %s, " + "error-xlator: %s", + frame->root->unique, state->resolve.fd_no, + uuid_utoa(state->resolve.gfid), STACK_CLIENT_NAME(frame->root), + STACK_ERR_XL_NAME(frame->root)); + goto out; + } + +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gf_common_rsp); + + GF_FREE(rsp.xdata.xdata_val); + + return 0; +} + +int +server_fsync_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, struct iatt *prebuf, + struct iatt *postbuf, dict_t *xdata) +{ + gfs3_fsync_rsp rsp = { + 0, + }; + server_state_t *state = NULL; + rpcsvc_request_t *req = NULL; + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, &rsp.xdata.xdata_val, + rsp.xdata.xdata_len, op_errno, out); + + if (op_ret < 0) { + state = CALL_STATE(frame); + gf_msg(this->name, fop_log_level(GF_FOP_FSYNC, op_errno), op_errno, + PS_MSG_SYNC_INFO, + "%" PRId64 ": FSYNC %" PRId64 + " (%s), client: %s, " + "error-xlator: %s", + frame->root->unique, state->resolve.fd_no, + uuid_utoa(state->resolve.gfid), STACK_CLIENT_NAME(frame->root), + STACK_ERR_XL_NAME(frame->root)); + goto out; + } + + server_post_fsync(&rsp, prebuf, postbuf); + +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfs3_fsync_rsp); + + GF_FREE(rsp.xdata.xdata_val); + + return 0; +} + +int +server_writev_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, struct iatt *prebuf, + struct iatt *postbuf, dict_t *xdata) +{ + gfs3_write_rsp rsp = { + 0, + }; + server_state_t *state = NULL; + rpcsvc_request_t *req = NULL; + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, &rsp.xdata.xdata_val, + rsp.xdata.xdata_len, op_errno, out); + + if (op_ret < 0) { + state = CALL_STATE(frame); + gf_msg(this->name, fop_log_level(GF_FOP_WRITE, op_errno), op_errno, + PS_MSG_WRITE_INFO, + "%" PRId64 ": WRITEV %" PRId64 + " (%s), client: %s, " + "error-xlator: %s", + frame->root->unique, state->resolve.fd_no, + uuid_utoa(state->resolve.gfid), STACK_CLIENT_NAME(frame->root), + STACK_ERR_XL_NAME(frame->root)); + goto out; + } + + server_post_writev(&rsp, prebuf, postbuf); + +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfs3_write_rsp); + + GF_FREE(rsp.xdata.xdata_val); + + return 0; +} + +int +server_readv_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, struct iovec *vector, + int32_t count, struct iatt *stbuf, struct iobref *iobref, + dict_t *xdata) +{ + gfs3_read_rsp rsp = { + 0, + }; + server_state_t *state = NULL; + rpcsvc_request_t *req = NULL; + +#ifdef GF_TESTING_IO_XDATA + { + int ret = 0; + if (!xdata) + xdata = dict_new(); + + ret = dict_set_str(xdata, "testing-the-xdata-key", + "testing-xdata-value"); + } +#endif + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, &rsp.xdata.xdata_val, + rsp.xdata.xdata_len, op_errno, out); + + if (op_ret < 0) { + state = CALL_STATE(frame); + gf_msg(this->name, fop_log_level(GF_FOP_READ, op_errno), op_errno, + PS_MSG_READ_INFO, + "%" PRId64 ": READV %" PRId64 + " (%s), client: %s, " + "error-xlator: %s", + frame->root->unique, state->resolve.fd_no, + uuid_utoa(state->resolve.gfid), STACK_CLIENT_NAME(frame->root), + STACK_ERR_XL_NAME(frame->root)); + goto out; + } + + server_post_readv(&rsp, stbuf, op_ret); + +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + server_submit_reply(frame, req, &rsp, vector, count, iobref, + (xdrproc_t)xdr_gfs3_read_rsp); + + GF_FREE(rsp.xdata.xdata_val); + + return 0; +} + +int +server_rchecksum_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, uint32_t weak_checksum, + uint8_t *strong_checksum, dict_t *xdata) +{ + gfs3_rchecksum_rsp rsp = { + 0, + }; + rpcsvc_request_t *req = NULL; + server_state_t *state = NULL; + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, &rsp.xdata.xdata_val, + rsp.xdata.xdata_len, op_errno, out); + + if (op_ret < 0) { + state = CALL_STATE(frame); + gf_msg(this->name, fop_log_level(GF_FOP_RCHECKSUM, op_errno), op_errno, + PS_MSG_CHKSUM_INFO, + "%" PRId64 ": RCHECKSUM %" PRId64 + " (%s), client: %s, " + "error-xlator: %s", + frame->root->unique, state->resolve.fd_no, + uuid_utoa(state->resolve.gfid), STACK_CLIENT_NAME(frame->root), + STACK_ERR_XL_NAME(frame->root)); + goto out; + } + + server_post_rchecksum(&rsp, weak_checksum, strong_checksum); +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfs3_rchecksum_rsp); + + GF_FREE(rsp.xdata.xdata_val); + + return 0; +} + +int +server_open_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, fd_t *fd, dict_t *xdata) +{ + server_state_t *state = NULL; + rpcsvc_request_t *req = NULL; + gfs3_open_rsp rsp = { + 0, + }; + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, &rsp.xdata.xdata_val, + rsp.xdata.xdata_len, op_errno, out); + + if (op_ret < 0) { + state = CALL_STATE(frame); + gf_msg(this->name, fop_log_level(GF_FOP_OPEN, op_errno), op_errno, + PS_MSG_OPEN_INFO, + "%" PRId64 ": OPEN %s (%s), client: %s, error-xlator: %s", + frame->root->unique, state->loc.path, + uuid_utoa(state->resolve.gfid), STACK_CLIENT_NAME(frame->root), + STACK_ERR_XL_NAME(frame->root)); + goto out; + } + + op_ret = server_post_open(frame, this, &rsp, fd); + if (op_ret) + goto out; +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfs3_open_rsp); + GF_FREE(rsp.xdata.xdata_val); + + return 0; +} + +int +server_create_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, fd_t *fd, inode_t *inode, + struct iatt *stbuf, struct iatt *preparent, + struct iatt *postparent, dict_t *xdata) +{ + server_state_t *state = NULL; + rpcsvc_request_t *req = NULL; + uint64_t fd_no = 0; + gfs3_create_rsp rsp = { + 0, + }; + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, &rsp.xdata.xdata_val, + rsp.xdata.xdata_len, op_errno, out); + + state = CALL_STATE(frame); + + if (op_ret < 0) { + gf_msg(this->name, GF_LOG_INFO, op_errno, PS_MSG_CREATE_INFO, + "%" PRId64 + ": CREATE %s (%s/%s), client: %s, " + "error-xlator: %s", + frame->root->unique, state->loc.path, + uuid_utoa(state->resolve.pargfid), state->resolve.bname, + STACK_CLIENT_NAME(frame->root), STACK_ERR_XL_NAME(frame->root)); + goto out; + } + + /* TODO: log gfid too */ + gf_msg_trace(frame->root->client->bound_xl->name, 0, + "%" PRId64 + ": " + "CREATE %s (%s)", + frame->root->unique, state->loc.name, + uuid_utoa(stbuf->ia_gfid)); + + op_ret = server_post_create(frame, &rsp, state, this, fd, inode, stbuf, + preparent, postparent); + if (op_ret) { + op_errno = -op_ret; + op_ret = -1; + goto out; + } + +out: + if (op_ret) + rsp.fd = fd_no; + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfs3_create_rsp); + + GF_FREE(rsp.xdata.xdata_val); + + return 0; +} + +int +server_readlink_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, const char *buf, + struct iatt *stbuf, dict_t *xdata) +{ + gfs3_readlink_rsp rsp = { + 0, + }; + server_state_t *state = NULL; + rpcsvc_request_t *req = NULL; + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, &rsp.xdata.xdata_val, + rsp.xdata.xdata_len, op_errno, out); + + if (op_ret < 0) { + state = CALL_STATE(frame); + gf_msg(this->name, GF_LOG_INFO, op_errno, PS_MSG_LINK_INFO, + "%" PRId64 + ": READLINK %s (%s), client: %s, " + "error-xlator: %s", + frame->root->unique, state->loc.path, + uuid_utoa(state->resolve.gfid), STACK_CLIENT_NAME(frame->root), + STACK_ERR_XL_NAME(frame->root)); + goto out; + } + + server_post_readlink(&rsp, stbuf, buf); +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + if (!rsp.path) + rsp.path = ""; + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfs3_readlink_rsp); + + GF_FREE(rsp.xdata.xdata_val); + + return 0; +} + +int +server_stat_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, struct iatt *stbuf, + dict_t *xdata) +{ + gfs3_stat_rsp rsp = { + 0, + }; + server_state_t *state = NULL; + rpcsvc_request_t *req = NULL; + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, &rsp.xdata.xdata_val, + rsp.xdata.xdata_len, op_errno, out); + + state = CALL_STATE(frame); + if (op_ret) { + gf_msg(this->name, fop_log_level(GF_FOP_STAT, op_errno), op_errno, + PS_MSG_STAT_INFO, + "%" PRId64 ": STAT %s (%s), client: %s, error-xlator: %s", + frame->root->unique, (state->loc.path) ? state->loc.path : "", + uuid_utoa(state->resolve.gfid), STACK_CLIENT_NAME(frame->root), + STACK_ERR_XL_NAME(frame->root)); + goto out; + } + + server_post_stat(state, &rsp, stbuf); +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfs3_stat_rsp); + + GF_FREE(rsp.xdata.xdata_val); + + return 0; +} + +int +server_setattr_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, struct iatt *statpre, + struct iatt *statpost, dict_t *xdata) +{ + gfs3_setattr_rsp rsp = { + 0, + }; + server_state_t *state = NULL; + rpcsvc_request_t *req = NULL; + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, &rsp.xdata.xdata_val, + rsp.xdata.xdata_len, op_errno, out); + + if (op_ret) { + state = CALL_STATE(frame); + gf_msg(this->name, GF_LOG_INFO, op_errno, PS_MSG_SETATTR_INFO, + "%" PRId64 + ": SETATTR %s (%s), client: %s, " + "error-xlator: %s", + frame->root->unique, (state->loc.path) ? state->loc.path : "", + uuid_utoa(state->resolve.gfid), STACK_CLIENT_NAME(frame->root), + STACK_ERR_XL_NAME(frame->root)); + goto out; + } + + server_post_setattr(&rsp, statpre, statpost); + +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfs3_setattr_rsp); + + GF_FREE(rsp.xdata.xdata_val); + + return 0; +} + +int +server_fsetattr_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, struct iatt *statpre, + struct iatt *statpost, dict_t *xdata) +{ + gfs3_fsetattr_rsp rsp = { + 0, + }; + server_state_t *state = NULL; + rpcsvc_request_t *req = NULL; + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, &rsp.xdata.xdata_val, + rsp.xdata.xdata_len, op_errno, out); + + if (op_ret) { + state = CALL_STATE(frame); + gf_msg(this->name, fop_log_level(GF_FOP_FSETATTR, op_errno), op_errno, + PS_MSG_SETATTR_INFO, + "%" PRId64 ": FSETATTR %" PRId64 + " (%s), client: %s, " + "error-xlator: %s", + frame->root->unique, state->resolve.fd_no, + uuid_utoa(state->resolve.gfid), STACK_CLIENT_NAME(frame->root), + STACK_ERR_XL_NAME(frame->root)); + goto out; + } + + server_post_fsetattr(&rsp, statpre, statpost); + +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfs3_fsetattr_rsp); + + GF_FREE(rsp.xdata.xdata_val); + + return 0; +} + +int +server_xattrop_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, dict_t *dict, + dict_t *xdata) +{ + gfs3_xattrop_rsp rsp = { + 0, + }; + server_state_t *state = NULL; + rpcsvc_request_t *req = NULL; + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, &rsp.xdata.xdata_val, + rsp.xdata.xdata_len, op_errno, out); + + if (op_ret < 0) { + state = CALL_STATE(frame); + gf_msg(this->name, fop_log_level(GF_FOP_XATTROP, op_errno), op_errno, + PS_MSG_XATTROP_INFO, + "%" PRId64 + ": XATTROP %s (%s), client: %s, " + "error-xlator: %s", + frame->root->unique, state->loc.path, + uuid_utoa(state->resolve.gfid), STACK_CLIENT_NAME(frame->root), + STACK_ERR_XL_NAME(frame->root)); + goto out; + } + + GF_PROTOCOL_DICT_SERIALIZE(this, dict, &rsp.dict.dict_val, + rsp.dict.dict_len, op_errno, out); + +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfs3_xattrop_rsp); + + GF_FREE(rsp.dict.dict_val); + + GF_FREE(rsp.xdata.xdata_val); + + return 0; +} + +int +server_fxattrop_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, dict_t *dict, + dict_t *xdata) +{ + gfs3_xattrop_rsp rsp = { + 0, + }; + server_state_t *state = NULL; + rpcsvc_request_t *req = NULL; + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, &rsp.xdata.xdata_val, + rsp.xdata.xdata_len, op_errno, out); + + if (op_ret < 0) { + state = CALL_STATE(frame); + gf_msg(this->name, fop_log_level(GF_FOP_FXATTROP, op_errno), op_errno, + PS_MSG_XATTROP_INFO, + "%" PRId64 ": FXATTROP %" PRId64 + " (%s), client: %s, " + "error-xlator: %s", + frame->root->unique, state->resolve.fd_no, + uuid_utoa(state->resolve.gfid), STACK_CLIENT_NAME(frame->root), + STACK_ERR_XL_NAME(frame->root)); + goto out; + } + + GF_PROTOCOL_DICT_SERIALIZE(this, dict, &rsp.dict.dict_val, + rsp.dict.dict_len, op_errno, out); + +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfs3_fxattrop_rsp); + + GF_FREE(rsp.dict.dict_val); + + GF_FREE(rsp.xdata.xdata_val); + + return 0; +} + +int +server_readdirp_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, gf_dirent_t *entries, + dict_t *xdata) +{ + gfs3_readdirp_rsp rsp = { + 0, + }; + server_state_t *state = NULL; + rpcsvc_request_t *req = NULL; + int ret = 0; + + state = CALL_STATE(frame); + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, &rsp.xdata.xdata_val, + rsp.xdata.xdata_len, op_errno, out); + + if (op_ret < 0) { + state = CALL_STATE(frame); + gf_msg(this->name, fop_log_level(GF_FOP_READDIRP, op_errno), op_errno, + PS_MSG_DIR_INFO, + "%" PRId64 ": READDIRP %" PRId64 + " (%s), client: %s, " + "error-xlator: %s", + frame->root->unique, state->resolve.fd_no, + uuid_utoa(state->resolve.gfid), STACK_CLIENT_NAME(frame->root), + STACK_ERR_XL_NAME(frame->root)); + goto out; + } + + /* (op_ret == 0) is valid, and means EOF */ + if (op_ret) { + ret = server_post_readdirp(&rsp, entries); + if (ret == -1) { + op_ret = -1; + op_errno = ENOMEM; + goto out; + } + } + + gf_link_inodes_from_dirent(this, state->fd->inode, entries); + +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfs3_readdirp_rsp); + + GF_FREE(rsp.xdata.xdata_val); + + readdirp_rsp_cleanup(&rsp); + + return 0; +} + +int +server_fallocate_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, struct iatt *statpre, + struct iatt *statpost, dict_t *xdata) +{ + gfs3_fallocate_rsp rsp = { + 0, + }; + server_state_t *state = NULL; + rpcsvc_request_t *req = NULL; + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, &rsp.xdata.xdata_val, + rsp.xdata.xdata_len, op_errno, out); + + if (op_ret) { + state = CALL_STATE(frame); + gf_msg(this->name, fop_log_level(GF_FOP_FALLOCATE, op_errno), op_errno, + PS_MSG_ALLOC_INFO, + "%" PRId64 ": FALLOCATE %" PRId64 + " (%s), client: %s, " + "error-xlator: %s", + frame->root->unique, state->resolve.fd_no, + uuid_utoa(state->resolve.gfid), STACK_CLIENT_NAME(frame->root), + STACK_ERR_XL_NAME(frame->root)); + goto out; + } + + server_post_fallocate(&rsp, statpre, statpost); + +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfs3_fallocate_rsp); + + GF_FREE(rsp.xdata.xdata_val); + + return 0; +} + +int +server_discard_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, struct iatt *statpre, + struct iatt *statpost, dict_t *xdata) +{ + gfs3_discard_rsp rsp = { + 0, + }; + server_state_t *state = NULL; + rpcsvc_request_t *req = NULL; + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, &rsp.xdata.xdata_val, + rsp.xdata.xdata_len, op_errno, out); + + if (op_ret) { + state = CALL_STATE(frame); + gf_msg(this->name, fop_log_level(GF_FOP_DISCARD, op_errno), op_errno, + PS_MSG_DISCARD_INFO, + "%" PRId64 ": DISCARD %" PRId64 + " (%s), client: %s, " + "error-xlator: %s", + frame->root->unique, state->resolve.fd_no, + uuid_utoa(state->resolve.gfid), STACK_CLIENT_NAME(frame->root), + STACK_ERR_XL_NAME(frame->root)); + goto out; + } + + server_post_discard(&rsp, statpre, statpost); + +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfs3_discard_rsp); + + GF_FREE(rsp.xdata.xdata_val); + + return 0; +} + +int +server_zerofill_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, struct iatt *statpre, + struct iatt *statpost, dict_t *xdata) +{ + gfs3_zerofill_rsp rsp = { + 0, + }; + server_state_t *state = NULL; + rpcsvc_request_t *req = NULL; + + req = frame->local; + state = CALL_STATE(frame); + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, (&rsp.xdata.xdata_val), + rsp.xdata.xdata_len, op_errno, out); + + if (op_ret) { + gf_msg(this->name, fop_log_level(GF_FOP_ZEROFILL, op_errno), op_errno, + PS_MSG_ZEROFILL_INFO, + "%" PRId64 ": ZEROFILL%" PRId64 + " (%s), client: %s, " + "error-xlator: %s", + frame->root->unique, state->resolve.fd_no, + uuid_utoa(state->resolve.gfid), STACK_CLIENT_NAME(frame->root), + STACK_ERR_XL_NAME(frame->root)); + goto out; + } + + server_post_zerofill(&rsp, statpre, statpost); + +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfs3_zerofill_rsp); + + GF_FREE(rsp.xdata.xdata_val); + + return 0; +} + +int +server_ipc_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, dict_t *xdata) +{ + gf_common_rsp rsp = { + 0, + }; + server_state_t *state = NULL; + rpcsvc_request_t *req = NULL; + + req = frame->local; + state = CALL_STATE(frame); + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, (&rsp.xdata.xdata_val), + rsp.xdata.xdata_len, op_errno, out); + + if (op_ret) { + gf_msg(this->name, GF_LOG_INFO, op_errno, PS_MSG_SERVER_IPC_INFO, + "%" PRId64 ": IPC%" PRId64 + " (%s), client: %s, " + "error-xlator: %s", + frame->root->unique, state->resolve.fd_no, + uuid_utoa(state->resolve.gfid), STACK_CLIENT_NAME(frame->root), + STACK_ERR_XL_NAME(frame->root)); + goto out; + } + +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gf_common_rsp); + + GF_FREE(rsp.xdata.xdata_val); + + return 0; +} + +int +server_seek_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, off_t offset, dict_t *xdata) +{ + struct gfs3_seek_rsp rsp = { + 0, + }; + server_state_t *state = NULL; + rpcsvc_request_t *req = NULL; + + req = frame->local; + state = CALL_STATE(frame); + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, (&rsp.xdata.xdata_val), + rsp.xdata.xdata_len, op_errno, out); + + if (op_ret) { + gf_msg(this->name, fop_log_level(GF_FOP_SEEK, op_errno), op_errno, + PS_MSG_SEEK_INFO, + "%" PRId64 ": SEEK%" PRId64 + " (%s), client: %s, " + "error-xlator: %s", + frame->root->unique, state->resolve.fd_no, + uuid_utoa(state->resolve.gfid), STACK_CLIENT_NAME(frame->root), + STACK_ERR_XL_NAME(frame->root)); + goto out; + } + + server_post_seek(&rsp, offset); +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfs3_seek_rsp); + + GF_FREE(rsp.xdata.xdata_val); + + return 0; +} + +static int +server_setactivelk_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, dict_t *xdata) +{ + gfs3_setactivelk_rsp rsp = { + 0, + }; + server_state_t *state = NULL; + rpcsvc_request_t *req = NULL; + + state = CALL_STATE(frame); + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, &rsp.xdata.xdata_val, + rsp.xdata.xdata_len, op_errno, out); + + if (op_ret < 0) { + state = CALL_STATE(frame); + gf_msg(this->name, GF_LOG_INFO, op_errno, 0, + "%" PRId64 + ": SETACTIVELK %s (%s), client: %s, " + "error-xlator: %s", + frame->root->unique, state->loc.path, + uuid_utoa(state->resolve.gfid), STACK_CLIENT_NAME(frame->root), + STACK_ERR_XL_NAME(frame->root)); + goto out; + } + +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfs3_setactivelk_rsp); + + GF_FREE(rsp.xdata.xdata_val); + + return 0; +} + +/* Resume function section */ + +int +server_rchecksum_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + int op_ret = 0; + int op_errno = EINVAL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) { + op_ret = state->resolve.op_ret; + op_errno = state->resolve.op_errno; + goto err; + } + + STACK_WIND(frame, server_rchecksum_cbk, bound_xl, bound_xl->fops->rchecksum, + state->fd, state->offset, state->size, state->xdata); + + return 0; +err: + server_rchecksum_cbk(frame, NULL, frame->this, op_ret, op_errno, 0, NULL, + NULL); + + return 0; +} + +int +server_lease_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + STACK_WIND(frame, server_lease_cbk, bound_xl, bound_xl->fops->lease, + &state->loc, &state->lease, state->xdata); + + return 0; + +err: + server_lease_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL, NULL); + return 0; +} + +int +server_lk_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + STACK_WIND(frame, server_lk_cbk, bound_xl, bound_xl->fops->lk, state->fd, + state->cmd, &state->flock, state->xdata); + + return 0; + +err: + server_lk_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL, NULL); + return 0; +} + +int +server_rename_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + int op_ret = 0; + int op_errno = 0; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) { + op_ret = state->resolve.op_ret; + op_errno = state->resolve.op_errno; + goto err; + } + + if (state->resolve2.op_ret != 0) { + op_ret = state->resolve2.op_ret; + op_errno = state->resolve2.op_errno; + goto err; + } + + STACK_WIND(frame, server_rename_cbk, bound_xl, bound_xl->fops->rename, + &state->loc, &state->loc2, state->xdata); + return 0; +err: + server_rename_cbk(frame, NULL, frame->this, op_ret, op_errno, NULL, NULL, + NULL, NULL, NULL, NULL); + return 0; +} + +int +server_link_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + int op_ret = 0; + int op_errno = 0; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) { + op_ret = state->resolve.op_ret; + op_errno = state->resolve.op_errno; + goto err; + } + + if (state->resolve2.op_ret != 0) { + op_ret = state->resolve2.op_ret; + op_errno = state->resolve2.op_errno; + goto err; + } + + state->loc2.inode = inode_ref(state->loc.inode); + + STACK_WIND(frame, server_link_cbk, bound_xl, bound_xl->fops->link, + &state->loc, &state->loc2, state->xdata); + + return 0; +err: + server_link_cbk(frame, NULL, frame->this, op_ret, op_errno, NULL, NULL, + NULL, NULL, NULL); + return 0; +} + +int +server_symlink_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + state->loc.inode = inode_new(state->itable); + + STACK_WIND(frame, server_symlink_cbk, bound_xl, bound_xl->fops->symlink, + state->name, &state->loc, state->umask, state->xdata); + + return 0; +err: + server_symlink_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL, NULL, NULL, NULL, NULL); + return 0; +} + +int +server_access_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + STACK_WIND(frame, server_access_cbk, bound_xl, bound_xl->fops->access, + &state->loc, state->mask, state->xdata); + return 0; +err: + server_access_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL); + return 0; +} + +int +server_fentrylk_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + GF_UNUSED int ret = -1; + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + if (!state->xdata) + state->xdata = dict_new(); + + if (state->xdata) + ret = dict_set_str(state->xdata, "connection-id", + frame->root->client->client_uid); + + STACK_WIND(frame, server_fentrylk_cbk, bound_xl, bound_xl->fops->fentrylk, + state->volume, state->fd, state->name, state->cmd, state->type, + state->xdata); + + return 0; +err: + server_fentrylk_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL); + return 0; +} + +int +server_entrylk_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + GF_UNUSED int ret = -1; + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + if (!state->xdata) + state->xdata = dict_new(); + + if (state->xdata) + ret = dict_set_str(state->xdata, "connection-id", + frame->root->client->client_uid); + + STACK_WIND(frame, server_entrylk_cbk, bound_xl, bound_xl->fops->entrylk, + state->volume, &state->loc, state->name, state->cmd, state->type, + state->xdata); + return 0; +err: + server_entrylk_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL); + return 0; +} + +int +server_finodelk_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + GF_UNUSED int ret = -1; + server_state_t *state = NULL; + + gf_msg_debug(bound_xl->name, 0, "frame %p, xlator %p", frame, bound_xl); + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + if (!state->xdata) + state->xdata = dict_new(); + + if (state->xdata) + ret = dict_set_str(state->xdata, "connection-id", + frame->root->client->client_uid); + + STACK_WIND(frame, server_finodelk_cbk, bound_xl, bound_xl->fops->finodelk, + state->volume, state->fd, state->cmd, &state->flock, + state->xdata); + + return 0; +err: + server_finodelk_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL); + + return 0; +} + +int +server_inodelk_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + GF_UNUSED int ret = -1; + server_state_t *state = NULL; + + gf_msg_debug(bound_xl->name, 0, "frame %p, xlator %p", frame, bound_xl); + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + if (!state->xdata) + state->xdata = dict_new(); + + if (state->xdata) + ret = dict_set_str(state->xdata, "connection-id", + frame->root->client->client_uid); + + STACK_WIND(frame, server_inodelk_cbk, bound_xl, bound_xl->fops->inodelk, + state->volume, &state->loc, state->cmd, &state->flock, + state->xdata); + return 0; +err: + server_inodelk_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL); + return 0; +} + +int +server_rmdir_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + STACK_WIND(frame, server_rmdir_cbk, bound_xl, bound_xl->fops->rmdir, + &state->loc, state->flags, state->xdata); + return 0; +err: + server_rmdir_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL, NULL, NULL); + return 0; +} + +int +server_mkdir_resume(call_frame_t *frame, xlator_t *bound_xl) + +{ + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + state->loc.inode = inode_new(state->itable); + + STACK_WIND(frame, server_mkdir_cbk, bound_xl, bound_xl->fops->mkdir, + &(state->loc), state->mode, state->umask, state->xdata); + + return 0; +err: + server_mkdir_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL, NULL, NULL, NULL, NULL); + return 0; +} + +int +server_mknod_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + state->loc.inode = inode_new(state->itable); + + STACK_WIND(frame, server_mknod_cbk, bound_xl, bound_xl->fops->mknod, + &(state->loc), state->mode, state->dev, state->umask, + state->xdata); + + return 0; +err: + server_mknod_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL, NULL, NULL, NULL, NULL); + return 0; +} + +int +server_fsyncdir_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + STACK_WIND(frame, server_fsyncdir_cbk, bound_xl, bound_xl->fops->fsyncdir, + state->fd, state->flags, state->xdata); + return 0; + +err: + server_fsyncdir_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL); + return 0; +} + +int +server_readdir_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + GF_ASSERT(state->fd); + + STACK_WIND(frame, server_readdir_cbk, bound_xl, bound_xl->fops->readdir, + state->fd, state->size, state->offset, state->xdata); + + return 0; +err: + server_readdir_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL, NULL); + return 0; +} + +int +server_readdirp_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + STACK_WIND(frame, server_readdirp_cbk, bound_xl, bound_xl->fops->readdirp, + state->fd, state->size, state->offset, state->dict); + + return 0; +err: + server_readdirp_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL, NULL); + return 0; +} + +int +server_opendir_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + state->fd = fd_create(state->loc.inode, frame->root->pid); + if (!state->fd) { + gf_msg("server", GF_LOG_ERROR, 0, PS_MSG_FD_CREATE_FAILED, + "could not create the fd"); + goto err; + } + + STACK_WIND(frame, server_opendir_cbk, bound_xl, bound_xl->fops->opendir, + &state->loc, state->fd, state->xdata); + return 0; +err: + server_opendir_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL, NULL); + return 0; +} + +int +server_statfs_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + STACK_WIND(frame, server_statfs_cbk, bound_xl, bound_xl->fops->statfs, + &state->loc, state->xdata); + return 0; + +err: + server_statfs_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL, NULL); + return 0; +} + +int +server_removexattr_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + STACK_WIND(frame, server_removexattr_cbk, bound_xl, + bound_xl->fops->removexattr, &state->loc, state->name, + state->xdata); + return 0; +err: + server_removexattr_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL); + return 0; +} + +int +server_fremovexattr_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + STACK_WIND(frame, server_fremovexattr_cbk, bound_xl, + bound_xl->fops->fremovexattr, state->fd, state->name, + state->xdata); + return 0; +err: + server_fremovexattr_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL); + return 0; +} + +int +server_fgetxattr_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + STACK_WIND(frame, server_fgetxattr_cbk, bound_xl, bound_xl->fops->fgetxattr, + state->fd, state->name, state->xdata); + return 0; +err: + server_fgetxattr_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL, NULL); + return 0; +} + +int +server_xattrop_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + STACK_WIND(frame, server_xattrop_cbk, bound_xl, bound_xl->fops->xattrop, + &state->loc, state->flags, state->dict, state->xdata); + return 0; +err: + server_xattrop_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL, NULL); + return 0; +} + +int +server_fxattrop_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + STACK_WIND(frame, server_fxattrop_cbk, bound_xl, bound_xl->fops->fxattrop, + state->fd, state->flags, state->dict, state->xdata); + return 0; +err: + server_fxattrop_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL, NULL); + return 0; +} + +int +server_fsetxattr_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + STACK_WIND(frame, server_setxattr_cbk, bound_xl, bound_xl->fops->fsetxattr, + state->fd, state->dict, state->flags, state->xdata); + return 0; +err: + server_fsetxattr_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL); + + return 0; +} + +int +server_unlink_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + STACK_WIND(frame, server_unlink_cbk, bound_xl, bound_xl->fops->unlink, + &state->loc, state->flags, state->xdata); + return 0; +err: + server_unlink_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL, NULL, NULL); + return 0; +} + +int +server_truncate_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + STACK_WIND(frame, server_truncate_cbk, bound_xl, bound_xl->fops->truncate, + &state->loc, state->offset, state->xdata); + return 0; +err: + server_truncate_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL, NULL, NULL); + return 0; +} + +int +server_fstat_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + STACK_WIND(frame, server_fstat_cbk, bound_xl, bound_xl->fops->fstat, + state->fd, state->xdata); + return 0; +err: + server_fstat_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL, NULL); + return 0; +} + +int +server_setxattr_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + STACK_WIND(frame, server_setxattr_cbk, bound_xl, bound_xl->fops->setxattr, + &state->loc, state->dict, state->flags, state->xdata); + return 0; +err: + server_setxattr_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL); + + return 0; +} + +int +server_getxattr_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + STACK_WIND(frame, server_getxattr_cbk, bound_xl, bound_xl->fops->getxattr, + &state->loc, state->name, state->xdata); + return 0; +err: + server_getxattr_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL, NULL); + return 0; +} + +int +server_ftruncate_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + STACK_WIND(frame, server_ftruncate_cbk, bound_xl, bound_xl->fops->ftruncate, + state->fd, state->offset, state->xdata); + return 0; +err: + server_ftruncate_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL, NULL, NULL); + + return 0; +} + +int +server_flush_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + STACK_WIND(frame, server_flush_cbk, bound_xl, bound_xl->fops->flush, + state->fd, state->xdata); + return 0; +err: + server_flush_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL); + + return 0; +} + +int +server_fsync_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + STACK_WIND(frame, server_fsync_cbk, bound_xl, bound_xl->fops->fsync, + state->fd, state->flags, state->xdata); + return 0; +err: + server_fsync_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL, NULL, NULL); + + return 0; +} + +int +server_writev_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + STACK_WIND(frame, server_writev_cbk, bound_xl, bound_xl->fops->writev, + state->fd, state->payload_vector, state->payload_count, + state->offset, state->flags, state->iobref, state->xdata); + + return 0; +err: + server_writev_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL, NULL, NULL); + return 0; +} + +int +server_readv_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + STACK_WIND(frame, server_readv_cbk, bound_xl, bound_xl->fops->readv, + state->fd, state->size, state->offset, state->flags, + state->xdata); + + return 0; +err: + server_readv_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL, 0, NULL, NULL, NULL); + return 0; +} + +int +server_create_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + state->loc.inode = inode_new(state->itable); + + state->fd = fd_create(state->loc.inode, frame->root->pid); + if (!state->fd) { + gf_msg("server", GF_LOG_ERROR, 0, PS_MSG_FD_CREATE_FAILED, + "fd creation for the inode %s failed", + state->loc.inode ? uuid_utoa(state->loc.inode->gfid) : NULL); + state->resolve.op_ret = -1; + state->resolve.op_errno = ENOMEM; + goto err; + } + state->fd->flags = state->flags; + + STACK_WIND(frame, server_create_cbk, bound_xl, bound_xl->fops->create, + &(state->loc), state->flags, state->mode, state->umask, + state->fd, state->xdata); + + return 0; +err: + server_create_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL, NULL, NULL, NULL, NULL, + NULL); + return 0; +} + +int +server_open_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + state->fd = fd_create(state->loc.inode, frame->root->pid); + state->fd->flags = state->flags; + + STACK_WIND(frame, server_open_cbk, bound_xl, bound_xl->fops->open, + &state->loc, state->flags, state->fd, state->xdata); + + return 0; +err: + server_open_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL, NULL); + return 0; +} + +int +server_readlink_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + STACK_WIND(frame, server_readlink_cbk, bound_xl, bound_xl->fops->readlink, + &state->loc, state->size, state->xdata); + return 0; +err: + server_readlink_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL, NULL, NULL); + return 0; +} + +int +server_fsetattr_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + STACK_WIND(frame, server_fsetattr_cbk, bound_xl, bound_xl->fops->fsetattr, + state->fd, &state->stbuf, state->valid, state->xdata); + return 0; +err: + server_fsetattr_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL, NULL, NULL); + + return 0; +} + +int +server_setattr_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + STACK_WIND(frame, server_setattr_cbk, bound_xl, bound_xl->fops->setattr, + &state->loc, &state->stbuf, state->valid, state->xdata); + return 0; +err: + server_setattr_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL, NULL, NULL); + + return 0; +} + +int +server_stat_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + STACK_WIND(frame, server_stat_cbk, bound_xl, bound_xl->fops->stat, + &state->loc, state->xdata); + return 0; +err: + server_stat_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL, NULL); + return 0; +} + +int +server_lookup_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + if (!state->loc.inode) + state->loc.inode = server_inode_new(state->itable, state->loc.gfid); + else + state->is_revalidate = 1; + + STACK_WIND(frame, server_lookup_cbk, bound_xl, bound_xl->fops->lookup, + &state->loc, state->xdata); + + return 0; +err: + server_lookup_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL, NULL, NULL, NULL); + + return 0; +} + +int +server_fallocate_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + STACK_WIND(frame, server_fallocate_cbk, bound_xl, bound_xl->fops->fallocate, + state->fd, state->flags, state->offset, state->size, + state->xdata); + return 0; +err: + server_fallocate_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL, NULL, NULL); + + return 0; +} + +int +server_discard_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + STACK_WIND(frame, server_discard_cbk, bound_xl, bound_xl->fops->discard, + state->fd, state->offset, state->size, state->xdata); + return 0; +err: + server_discard_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL, NULL, NULL); + + return 0; +} + +int +server_zerofill_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + STACK_WIND(frame, server_zerofill_cbk, bound_xl, bound_xl->fops->zerofill, + state->fd, state->offset, state->size, state->xdata); + return 0; +err: + server_zerofill_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL, NULL, NULL); + + return 0; +} + +int +server_seek_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + STACK_WIND(frame, server_seek_cbk, bound_xl, bound_xl->fops->seek, + state->fd, state->offset, state->what, state->xdata); + return 0; +err: + server_seek_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, 0, NULL); + + return 0; +} + +static int +server_getactivelk_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, + lock_migration_info_t *locklist, dict_t *xdata) +{ + gfs3_getactivelk_rsp rsp = { + 0, + }; + server_state_t *state = NULL; + rpcsvc_request_t *req = NULL; + int ret = 0; + + state = CALL_STATE(frame); + + GF_PROTOCOL_DICT_SERIALIZE(this, xdata, &rsp.xdata.xdata_val, + rsp.xdata.xdata_len, op_errno, out); + + if (op_ret < 0) { + state = CALL_STATE(frame); + + gf_msg(this->name, GF_LOG_INFO, op_errno, 0, + "%" PRId64 + ": GETACTIVELK %s (%s), client: %s, " + "error-xlator: %s", + frame->root->unique, state->loc.path, + uuid_utoa(state->resolve.gfid), STACK_CLIENT_NAME(frame->root), + STACK_ERR_XL_NAME(frame->root)); + + goto out; + } + + /* (op_ret == 0) means there are no locks on the file*/ + if (op_ret > 0) { + ret = serialize_rsp_locklist(locklist, &rsp); + if (ret == -1) { + op_ret = -1; + op_errno = ENOMEM; + goto out; + } + } + +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfs3_getactivelk_rsp); + + GF_FREE(rsp.xdata.xdata_val); + + getactivelkinfo_rsp_cleanup(&rsp); + + return 0; +} + +int +server_getactivelk_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + STACK_WIND(frame, server_getactivelk_cbk, bound_xl, + bound_xl->fops->getactivelk, &state->loc, state->xdata); + return 0; +err: + server_getactivelk_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL, NULL); + return 0; +} + +int +server_setactivelk_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + STACK_WIND(frame, server_setactivelk_cbk, bound_xl, + bound_xl->fops->setactivelk, &state->loc, &state->locklist, + state->xdata); + return 0; +err: + server_setactivelk_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL); + return 0; +} + +/* Fop section */ +int +rpc_receive_common(rpcsvc_request_t *req, call_frame_t **fr, + server_state_t **st, ssize_t *xdrlen, void *args, + void *xdrfn, glusterfs_fop_t fop) +{ + int ret = -1; + ssize_t len = 0; + + len = xdr_to_generic(req->msg[0], args, (xdrproc_t)xdrfn); + if (len < 0) { + /* failed to decode msg; */ + SERVER_REQ_SET_ERROR(req, ret); + goto out; + } + + /* Few fops use the xdr size to get the vector sizes */ + if (xdrlen) + *xdrlen = len; + + *fr = get_frame_from_request(req); + if (!(*fr)) { + /* something wrong, mostly no memory */ + SERVER_REQ_SET_ERROR(req, ret); + goto out; + } + (*fr)->root->op = fop; + + *st = CALL_STATE((*fr)); + if (!(*fr)->root->client->bound_xl) { + /* auth failure, mostly setvolume is not successful */ + SERVER_REQ_SET_ERROR(req, ret); + goto out; + } + + if (!(*fr)->root->client->bound_xl->itable) { + /* inode_table is not allocated successful in server_setvolume */ + SERVER_REQ_SET_ERROR(req, ret); + goto out; + } + + ret = 0; + +out: + return ret; +} + +int +server3_3_stat(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfs3_stat_req args = { + { + 0, + }, + }; + int ret = -1; + int op_errno = 0; + + if (!req) + return 0; + + /* Initialize args first, then decode */ + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfs3_stat_req, GF_FOP_STAT); + if (ret != 0) { + goto out; + } + + state->resolve.type = RESOLVE_MUST; + set_resolve_gfid(frame->root->client, state->resolve.gfid, args.gfid); + + GF_PROTOCOL_DICT_UNSERIALIZE(frame->root->client->bound_xl, state->xdata, + args.xdata.xdata_val, args.xdata.xdata_len, + ret, op_errno, out); + + ret = 0; + resolve_and_resume(frame, server_stat_resume); + +out: + free(args.xdata.xdata_val); + + if (op_errno) + SERVER_REQ_SET_ERROR(req, ret); + + return ret; +} + +int +server3_3_setattr(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfs3_setattr_req args = { + { + 0, + }, + }; + int ret = -1; + int op_errno = 0; + + if (!req) + return 0; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfs3_setattr_req, GF_FOP_SETATTR); + if (ret != 0) { + goto out; + } + + state->resolve.type = RESOLVE_MUST; + set_resolve_gfid(frame->root->client, state->resolve.gfid, args.gfid); + + gf_stat_to_iatt(&args.stbuf, &state->stbuf); + state->valid = args.valid; + + GF_PROTOCOL_DICT_UNSERIALIZE(frame->root->client->bound_xl, state->xdata, + args.xdata.xdata_val, args.xdata.xdata_len, + ret, op_errno, out); + + ret = 0; + resolve_and_resume(frame, server_setattr_resume); + +out: + if (op_errno) + SERVER_REQ_SET_ERROR(req, ret); + + free(args.xdata.xdata_val); + + return ret; +} + +int +server3_3_fsetattr(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfs3_fsetattr_req args = { + 0, + }; + int ret = -1; + int op_errno = 0; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfs3_fsetattr_req, GF_FOP_FSETATTR); + if (ret != 0) { + goto out; + } + + state->resolve.type = RESOLVE_MUST; + state->resolve.fd_no = args.fd; + + gf_stat_to_iatt(&args.stbuf, &state->stbuf); + state->valid = args.valid; + + GF_PROTOCOL_DICT_UNSERIALIZE(frame->root->client->bound_xl, state->xdata, + args.xdata.xdata_val, args.xdata.xdata_len, + ret, op_errno, out); + + ret = 0; + resolve_and_resume(frame, server_fsetattr_resume); + +out: + free(args.xdata.xdata_val); + + if (op_errno) + SERVER_REQ_SET_ERROR(req, ret); + + return ret; +} + +int +server3_3_fallocate(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfs3_fallocate_req args = { + {0}, + }; + int ret = -1; + int op_errno = 0; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfs3_fallocate_req, GF_FOP_FALLOCATE); + if (ret != 0) { + goto out; + } + + state->resolve.type = RESOLVE_MUST; + state->resolve.fd_no = args.fd; + + state->flags = args.flags; + state->offset = args.offset; + state->size = args.size; + memcpy(state->resolve.gfid, args.gfid, 16); + + GF_PROTOCOL_DICT_UNSERIALIZE(frame->root->client->bound_xl, state->xdata, + args.xdata.xdata_val, args.xdata.xdata_len, + ret, op_errno, out); + + ret = 0; + resolve_and_resume(frame, server_fallocate_resume); + +out: + free(args.xdata.xdata_val); + + if (op_errno) + SERVER_REQ_SET_ERROR(req, ret); + + return ret; +} + +int +server3_3_discard(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfs3_discard_req args = { + {0}, + }; + int ret = -1; + int op_errno = 0; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfs3_discard_req, GF_FOP_DISCARD); + if (ret != 0) { + goto out; + } + + state->resolve.type = RESOLVE_MUST; + state->resolve.fd_no = args.fd; + + state->offset = args.offset; + state->size = args.size; + memcpy(state->resolve.gfid, args.gfid, 16); + + GF_PROTOCOL_DICT_UNSERIALIZE(frame->root->client->bound_xl, state->xdata, + args.xdata.xdata_val, args.xdata.xdata_len, + ret, op_errno, out); + + ret = 0; + resolve_and_resume(frame, server_discard_resume); + +out: + free(args.xdata.xdata_val); + + if (op_errno) + SERVER_REQ_SET_ERROR(req, ret); + + return ret; +} + +int +server3_3_zerofill(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfs3_zerofill_req args = { + {0}, + }; + int ret = -1; + int op_errno = 0; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfs3_zerofill_req, GF_FOP_ZEROFILL); + if (ret != 0) { + goto out; + } + + state->resolve.type = RESOLVE_MUST; + state->resolve.fd_no = args.fd; + + state->offset = args.offset; + state->size = args.size; + memcpy(state->resolve.gfid, args.gfid, 16); + + GF_PROTOCOL_DICT_UNSERIALIZE(frame->root->client->bound_xl, state->xdata, + (args.xdata.xdata_val), (args.xdata.xdata_len), + ret, op_errno, out); + + ret = 0; + resolve_and_resume(frame, server_zerofill_resume); + +out: + free(args.xdata.xdata_val); + + if (op_errno) + req->rpc_err = GARBAGE_ARGS; + + return ret; +} + +int +server3_3_ipc(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfs3_ipc_req args = { + 0, + }; + int ret = -1; + int op_errno = 0; + xlator_t *bound_xl = NULL; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, xdr_gfs3_ipc_req, + GF_FOP_IPC); + if (ret != 0) { + goto out; + } + + bound_xl = frame->root->client->bound_xl; + GF_PROTOCOL_DICT_UNSERIALIZE(bound_xl, state->xdata, args.xdata.xdata_val, + args.xdata.xdata_len, ret, op_errno, out); + + ret = 0; + STACK_WIND(frame, server_ipc_cbk, bound_xl, bound_xl->fops->ipc, args.op, + state->xdata); + +out: + free(args.xdata.xdata_val); + + if (op_errno) + req->rpc_err = GARBAGE_ARGS; + + return ret; +} + +int +server3_3_seek(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfs3_seek_req args = { + { + 0, + }, + }; + int ret = -1; + int op_errno = 0; + xlator_t *bound_xl = NULL; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfs3_seek_req, GF_FOP_SEEK); + if (ret != 0) { + goto out; + } + + state->resolve.type = RESOLVE_MUST; + state->resolve.fd_no = args.fd; + + state->offset = args.offset; + state->what = args.what; + memcpy(state->resolve.gfid, args.gfid, 16); + + bound_xl = frame->root->client->bound_xl; + GF_PROTOCOL_DICT_UNSERIALIZE(bound_xl, state->xdata, args.xdata.xdata_val, + args.xdata.xdata_len, ret, op_errno, out); + + ret = 0; + resolve_and_resume(frame, server_seek_resume); + +out: + free(args.xdata.xdata_val); + + if (op_errno) + SERVER_REQ_SET_ERROR(req, ret); + + return ret; +} + +int +server3_3_readlink(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfs3_readlink_req args = { + { + 0, + }, + }; + int ret = -1; + int op_errno = 0; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfs3_readlink_req, GF_FOP_READLINK); + if (ret != 0) { + goto out; + } + + state->resolve.type = RESOLVE_MUST; + memcpy(state->resolve.gfid, args.gfid, 16); + + state->size = args.size; + + GF_PROTOCOL_DICT_UNSERIALIZE(frame->root->client->bound_xl, state->xdata, + args.xdata.xdata_val, args.xdata.xdata_len, + ret, op_errno, out); + + ret = 0; + resolve_and_resume(frame, server_readlink_resume); + +out: + free(args.xdata.xdata_val); + + if (op_errno) + SERVER_REQ_SET_ERROR(req, ret); + + return ret; +} + +int +server3_3_create(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfs3_create_req args = { + { + 0, + }, + }; + int ret = -1; + int op_errno = 0; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfs3_create_req, GF_FOP_CREATE); + if (ret != 0) { + goto out; + } + + state->resolve.bname = gf_strdup(args.bname); + state->mode = args.mode; + state->umask = args.umask; + state->flags = gf_flags_to_flags(args.flags); + + set_resolve_gfid(frame->root->client, state->resolve.pargfid, args.pargfid); + + if (state->flags & O_EXCL) { + state->resolve.type = RESOLVE_NOT; + } else { + state->resolve.type = RESOLVE_DONTCARE; + } + + /* TODO: can do alloca for xdata field instead of stdalloc */ + GF_PROTOCOL_DICT_UNSERIALIZE(frame->root->client->bound_xl, state->xdata, + args.xdata.xdata_val, args.xdata.xdata_len, + ret, op_errno, out); + + ret = 0; + resolve_and_resume(frame, server_create_resume); + +out: + /* memory allocated by libc, don't use GF_FREE */ + free(args.xdata.xdata_val); + free(args.bname); + + if (op_errno) + SERVER_REQ_SET_ERROR(req, ret); + + return ret; +} + +int +server3_3_open(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfs3_open_req args = { + { + 0, + }, + }; + int ret = -1; + int op_errno = 0; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfs3_open_req, GF_FOP_OPEN); + if (ret != 0) { + goto out; + } + + state->resolve.type = RESOLVE_MUST; + memcpy(state->resolve.gfid, args.gfid, 16); + + state->flags = gf_flags_to_flags(args.flags); + + GF_PROTOCOL_DICT_UNSERIALIZE(frame->root->client->bound_xl, state->xdata, + args.xdata.xdata_val, args.xdata.xdata_len, + ret, op_errno, out); + + ret = 0; + resolve_and_resume(frame, server_open_resume); +out: + if (op_errno) + SERVER_REQ_SET_ERROR(req, ret); + + free(args.xdata.xdata_val); + + return ret; +} + +int +server3_3_readv(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfs3_read_req args = { + { + 0, + }, + }; + int ret = -1; + int op_errno = 0; + + if (!req) + goto out; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfs3_read_req, GF_FOP_READ); + if (ret != 0) { + goto out; + } + + state->resolve.type = RESOLVE_MUST; + state->resolve.fd_no = args.fd; + state->size = args.size; + state->offset = args.offset; + state->flags = args.flag; + + memcpy(state->resolve.gfid, args.gfid, 16); + + GF_PROTOCOL_DICT_UNSERIALIZE(frame->root->client->bound_xl, state->xdata, + args.xdata.xdata_val, args.xdata.xdata_len, + ret, op_errno, out); + + ret = 0; + resolve_and_resume(frame, server_readv_resume); +out: + /* memory allocated by libc, don't use GF_FREE */ + free(args.xdata.xdata_val); + + if (op_errno) + SERVER_REQ_SET_ERROR(req, ret); + + return ret; +} + +int +server3_3_writev(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfs3_write_req args = { + { + 0, + }, + }; + ssize_t len = 0; + int i = 0; + int ret = -1; + int op_errno = 0; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, &len, &args, + xdr_gfs3_write_req, GF_FOP_WRITE); + if (ret != 0) { + goto out; + } + + state->resolve.type = RESOLVE_MUST; + state->resolve.fd_no = args.fd; + state->offset = args.offset; + state->size = args.size; + state->flags = args.flag; + state->iobref = iobref_ref(req->iobref); + memcpy(state->resolve.gfid, args.gfid, 16); + + if (len < req->msg[0].iov_len) { + state->payload_vector[0].iov_base = (req->msg[0].iov_base + len); + state->payload_vector[0].iov_len = req->msg[0].iov_len - len; + state->payload_count = 1; + } + + for (i = 1; i < req->count; i++) { + state->payload_vector[state->payload_count++] = req->msg[i]; + } + + len = iov_length(state->payload_vector, state->payload_count); + + GF_ASSERT(state->size == len); + + GF_PROTOCOL_DICT_UNSERIALIZE(frame->root->client->bound_xl, state->xdata, + args.xdata.xdata_val, args.xdata.xdata_len, + ret, op_errno, out); + +#ifdef GF_TESTING_IO_XDATA + dict_dump_to_log(state->xdata); +#endif + + ret = 0; + resolve_and_resume(frame, server_writev_resume); +out: + free(args.xdata.xdata_val); + + if (op_errno) + SERVER_REQ_SET_ERROR(req, ret); + + return ret; +} + +#define SERVER3_3_VECWRITE_START 0 +#define SERVER3_3_VECWRITE_READING_HDR 1 +#define SERVER3_3_VECWRITE_READING_OPAQUE 2 + +int +server3_3_writev_vecsizer(int state, ssize_t *readsize, char *base_addr, + char *curr_addr) +{ + ssize_t size = 0; + int nextstate = 0; + gfs3_write_req write_req = { + { + 0, + }, + }; + XDR xdr; + + switch (state) { + case SERVER3_3_VECWRITE_START: + size = xdr_sizeof((xdrproc_t)xdr_gfs3_write_req, &write_req); + *readsize = size; + nextstate = SERVER3_3_VECWRITE_READING_HDR; + break; + case SERVER3_3_VECWRITE_READING_HDR: + size = xdr_sizeof((xdrproc_t)xdr_gfs3_write_req, &write_req); + + xdrmem_create(&xdr, base_addr, size, XDR_DECODE); + + /* This will fail if there is xdata sent from client, if not, + well and good */ + xdr_gfs3_write_req(&xdr, &write_req); + + /* need to round off to proper roof (%4), as XDR packing pads + the end of opaque object with '0' */ + size = gf_roof(write_req.xdata.xdata_len, 4); + + *readsize = size; + + if (!size) + nextstate = SERVER3_3_VECWRITE_START; + else + nextstate = SERVER3_3_VECWRITE_READING_OPAQUE; + + free(write_req.xdata.xdata_val); + + break; + + case SERVER3_3_VECWRITE_READING_OPAQUE: + *readsize = 0; + nextstate = SERVER3_3_VECWRITE_START; + break; + default: + gf_msg("server", GF_LOG_ERROR, 0, PS_MSG_WRONG_STATE, + "wrong state: %d", state); + } + + return nextstate; +} + +int +server3_3_release(rpcsvc_request_t *req) +{ + client_t *client = NULL; + server_ctx_t *serv_ctx = NULL; + gfs3_release_req args = { + { + 0, + }, + }; + gf_common_rsp rsp = { + 0, + }; + int ret = -1; + + ret = xdr_to_generic(req->msg[0], &args, (xdrproc_t)xdr_gfs3_release_req); + if (ret < 0) { + // failed to decode msg; + SERVER_REQ_SET_ERROR(req, ret); + goto out; + } + + client = req->trans->xl_private; + if (!client) { + /* Handshake is not complete yet. */ + req->rpc_err = SYSTEM_ERR; + goto out; + } + + serv_ctx = server_ctx_get(client, client->this); + if (serv_ctx == NULL) { + gf_msg(req->trans->name, GF_LOG_INFO, 0, PS_MSG_SERVER_CTX_GET_FAILED, + "server_ctx_get() " + "failed"); + req->rpc_err = SYSTEM_ERR; + goto out; + } + + gf_fd_put(serv_ctx->fdtable, args.fd); + + server_submit_reply(NULL, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gf_common_rsp); + + ret = 0; +out: + free(args.xdata.xdata_val); + return ret; +} + +int +server3_3_releasedir(rpcsvc_request_t *req) +{ + client_t *client = NULL; + server_ctx_t *serv_ctx = NULL; + gfs3_releasedir_req args = { + { + 0, + }, + }; + gf_common_rsp rsp = { + 0, + }; + int ret = -1; + + ret = xdr_to_generic(req->msg[0], &args, (xdrproc_t)xdr_gfs3_release_req); + if (ret < 0) { + // failed to decode msg; + SERVER_REQ_SET_ERROR(req, ret); + goto out; + } + + client = req->trans->xl_private; + if (!client) { + SERVER_REQ_SET_ERROR(req, ret); + goto out; + } + + serv_ctx = server_ctx_get(client, client->this); + if (serv_ctx == NULL) { + gf_msg(req->trans->name, GF_LOG_INFO, 0, PS_MSG_SERVER_CTX_GET_FAILED, + "server_ctx_get() " + "failed"); + req->rpc_err = SYSTEM_ERR; + goto out; + } + + gf_fd_put(serv_ctx->fdtable, args.fd); + + server_submit_reply(NULL, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gf_common_rsp); + + ret = 0; +out: + free(args.xdata.xdata_val); + return ret; +} + +int +server3_3_fsync(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfs3_fsync_req args = { + { + 0, + }, + }; + int ret = -1; + int op_errno = 0; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfs3_fsync_req, GF_FOP_FSYNC); + if (ret != 0) { + goto out; + } + + state->resolve.type = RESOLVE_MUST; + state->resolve.fd_no = args.fd; + state->flags = args.data; + memcpy(state->resolve.gfid, args.gfid, 16); + + GF_PROTOCOL_DICT_UNSERIALIZE(frame->root->client->bound_xl, state->xdata, + args.xdata.xdata_val, args.xdata.xdata_len, + ret, op_errno, out); + + ret = 0; + resolve_and_resume(frame, server_fsync_resume); +out: + free(args.xdata.xdata_val); + + if (op_errno) + SERVER_REQ_SET_ERROR(req, ret); + + return ret; +} + +int +server3_3_flush(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfs3_flush_req args = { + { + 0, + }, + }; + int ret = -1; + int op_errno = 0; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfs3_flush_req, GF_FOP_FLUSH); + if (ret != 0) { + goto out; + } + + state->resolve.type = RESOLVE_MUST; + state->resolve.fd_no = args.fd; + memcpy(state->resolve.gfid, args.gfid, 16); + + GF_PROTOCOL_DICT_UNSERIALIZE(frame->root->client->bound_xl, state->xdata, + args.xdata.xdata_val, args.xdata.xdata_len, + ret, op_errno, out); + + ret = 0; + resolve_and_resume(frame, server_flush_resume); +out: + free(args.xdata.xdata_val); + + if (op_errno) + SERVER_REQ_SET_ERROR(req, ret); + + return ret; +} + +int +server3_3_ftruncate(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfs3_ftruncate_req args = { + { + 0, + }, + }; + int ret = -1; + int op_errno = 0; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfs3_ftruncate_req, GF_FOP_FTRUNCATE); + if (ret != 0) { + goto out; + } + + state->resolve.type = RESOLVE_MUST; + state->resolve.fd_no = args.fd; + state->offset = args.offset; + memcpy(state->resolve.gfid, args.gfid, 16); + + GF_PROTOCOL_DICT_UNSERIALIZE(frame->root->client->bound_xl, state->xdata, + args.xdata.xdata_val, args.xdata.xdata_len, + ret, op_errno, out); + + ret = 0; + resolve_and_resume(frame, server_ftruncate_resume); +out: + free(args.xdata.xdata_val); + + if (op_errno) + SERVER_REQ_SET_ERROR(req, ret); + + return ret; +} + +int +server3_3_fstat(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfs3_fstat_req args = { + { + 0, + }, + }; + int ret = -1; + int op_errno = 0; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfs3_fstat_req, GF_FOP_FSTAT); + if (ret != 0) { + goto out; + } + + state->resolve.type = RESOLVE_MUST; + state->resolve.fd_no = args.fd; + set_resolve_gfid(frame->root->client, state->resolve.gfid, args.gfid); + + GF_PROTOCOL_DICT_UNSERIALIZE(frame->root->client->bound_xl, state->xdata, + args.xdata.xdata_val, args.xdata.xdata_len, + ret, op_errno, out); + + ret = 0; + resolve_and_resume(frame, server_fstat_resume); +out: + free(args.xdata.xdata_val); + + if (op_errno) + SERVER_REQ_SET_ERROR(req, ret); + + return ret; +} + +int +server3_3_truncate(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfs3_truncate_req args = { + { + 0, + }, + }; + int ret = -1; + int op_errno = 0; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfs3_truncate_req, GF_FOP_TRUNCATE); + if (ret != 0) { + goto out; + } + + state->resolve.type = RESOLVE_MUST; + memcpy(state->resolve.gfid, args.gfid, 16); + state->offset = args.offset; + + GF_PROTOCOL_DICT_UNSERIALIZE(frame->root->client->bound_xl, state->xdata, + args.xdata.xdata_val, args.xdata.xdata_len, + ret, op_errno, out); + + ret = 0; + resolve_and_resume(frame, server_truncate_resume); +out: + free(args.xdata.xdata_val); + + if (op_errno) + SERVER_REQ_SET_ERROR(req, ret); + + return ret; +} + +int +server3_3_unlink(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfs3_unlink_req args = { + { + 0, + }, + }; + int ret = -1; + int op_errno = 0; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfs3_unlink_req, GF_FOP_UNLINK); + if (ret != 0) { + goto out; + } + + state->resolve.type = RESOLVE_MUST; + state->resolve.bname = gf_strdup(args.bname); + + set_resolve_gfid(frame->root->client, state->resolve.pargfid, args.pargfid); + + state->flags = args.xflags; + + GF_PROTOCOL_DICT_UNSERIALIZE(frame->root->client->bound_xl, state->xdata, + args.xdata.xdata_val, args.xdata.xdata_len, + ret, op_errno, out); + + ret = 0; + resolve_and_resume(frame, server_unlink_resume); +out: + free(args.xdata.xdata_val); + free(args.bname); + + if (op_errno) + SERVER_REQ_SET_ERROR(req, ret); + + return ret; +} + +int +server3_3_setxattr(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + dict_t *dict = NULL; + call_frame_t *frame = NULL; + gfs3_setxattr_req args = { + { + 0, + }, + }; + int32_t ret = -1; + int32_t op_errno = 0; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfs3_setxattr_req, GF_FOP_SETXATTR); + if (ret != 0) { + goto out; + } + + state->resolve.type = RESOLVE_MUST; + state->flags = args.flags; + set_resolve_gfid(frame->root->client, state->resolve.gfid, args.gfid); + + GF_PROTOCOL_DICT_UNSERIALIZE(frame->root->client->bound_xl, dict, + (args.dict.dict_val), (args.dict.dict_len), + ret, op_errno, out); + + state->dict = dict; + + /* There can be some commands hidden in key, check and proceed */ + gf_server_check_setxattr_cmd(frame, dict); + + GF_PROTOCOL_DICT_UNSERIALIZE(frame->root->client->bound_xl, state->xdata, + args.xdata.xdata_val, args.xdata.xdata_len, + ret, op_errno, out); + + ret = 0; + resolve_and_resume(frame, server_setxattr_resume); + + /* 'dict' will be destroyed later when 'state' is not needed anymore */ + dict = NULL; + +out: + free(args.xdata.xdata_val); + free(args.dict.dict_val); + + if (op_errno) + SERVER_REQ_SET_ERROR(req, ret); + + if (dict) + dict_unref(dict); + + return ret; +} + +int +server3_3_fsetxattr(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + dict_t *dict = NULL; + call_frame_t *frame = NULL; + gfs3_fsetxattr_req args = { + { + 0, + }, + }; + int32_t ret = -1; + int32_t op_errno = 0; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfs3_fsetxattr_req, GF_FOP_FSETXATTR); + if (ret != 0) { + goto out; + } + + state->resolve.type = RESOLVE_MUST; + state->resolve.fd_no = args.fd; + state->flags = args.flags; + set_resolve_gfid(frame->root->client, state->resolve.gfid, args.gfid); + + GF_PROTOCOL_DICT_UNSERIALIZE(frame->root->client->bound_xl, dict, + (args.dict.dict_val), (args.dict.dict_len), + ret, op_errno, out); + + state->dict = dict; + + GF_PROTOCOL_DICT_UNSERIALIZE(frame->root->client->bound_xl, state->xdata, + args.xdata.xdata_val, args.xdata.xdata_len, + ret, op_errno, out); + + ret = 0; + resolve_and_resume(frame, server_fsetxattr_resume); + + /* 'dict' will be destroyed later when 'state' is not needed anymore */ + dict = NULL; + +out: + free(args.xdata.xdata_val); + free(args.dict.dict_val); + + if (op_errno) + SERVER_REQ_SET_ERROR(req, ret); + + if (dict) + dict_unref(dict); + + return ret; +} + +int +server3_3_fxattrop(rpcsvc_request_t *req) +{ + dict_t *dict = NULL; + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfs3_fxattrop_req args = { + { + 0, + }, + }; + int32_t ret = -1; + int32_t op_errno = 0; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfs3_fxattrop_req, GF_FOP_FXATTROP); + if (ret != 0) { + goto out; + } + + state->resolve.type = RESOLVE_MUST; + state->resolve.fd_no = args.fd; + state->flags = args.flags; + set_resolve_gfid(frame->root->client, state->resolve.gfid, args.gfid); + + GF_PROTOCOL_DICT_UNSERIALIZE(frame->root->client->bound_xl, dict, + (args.dict.dict_val), (args.dict.dict_len), + ret, op_errno, out); + + state->dict = dict; + + GF_PROTOCOL_DICT_UNSERIALIZE(frame->root->client->bound_xl, state->xdata, + args.xdata.xdata_val, args.xdata.xdata_len, + ret, op_errno, out); + + ret = 0; + resolve_and_resume(frame, server_fxattrop_resume); + + /* 'dict' will be destroyed later when 'state' is not needed anymore */ + dict = NULL; + +out: + free(args.xdata.xdata_val); + free(args.dict.dict_val); + + if (op_errno) + SERVER_REQ_SET_ERROR(req, ret); + + if (dict) + dict_unref(dict); + + return ret; +} + +int +server3_3_xattrop(rpcsvc_request_t *req) +{ + dict_t *dict = NULL; + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfs3_xattrop_req args = { + { + 0, + }, + }; + int32_t ret = -1; + int32_t op_errno = 0; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfs3_xattrop_req, GF_FOP_XATTROP); + if (ret != 0) { + goto out; + } + + state->resolve.type = RESOLVE_MUST; + state->flags = args.flags; + set_resolve_gfid(frame->root->client, state->resolve.gfid, args.gfid); + + GF_PROTOCOL_DICT_UNSERIALIZE(frame->root->client->bound_xl, dict, + (args.dict.dict_val), (args.dict.dict_len), + ret, op_errno, out); + + state->dict = dict; + + GF_PROTOCOL_DICT_UNSERIALIZE(frame->root->client->bound_xl, state->xdata, + args.xdata.xdata_val, args.xdata.xdata_len, + ret, op_errno, out); + + ret = 0; + resolve_and_resume(frame, server_xattrop_resume); + + /* 'dict' will be destroyed later when 'state' is not needed anymore */ + dict = NULL; + +out: + free(args.xdata.xdata_val); + free(args.dict.dict_val); + + if (op_errno) + SERVER_REQ_SET_ERROR(req, ret); + + if (dict) + dict_unref(dict); + + return ret; +} + +int +server3_3_getxattr(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfs3_getxattr_req args = { + { + 0, + }, + }; + int ret = -1; + int op_errno = 0; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfs3_getxattr_req, GF_FOP_GETXATTR); + if (ret != 0) { + goto out; + } + + state->resolve.type = RESOLVE_MUST; + set_resolve_gfid(frame->root->client, state->resolve.gfid, args.gfid); + + if (args.namelen) { + state->name = gf_strdup(args.name); + /* There can be some commands hidden in key, check and proceed */ + gf_server_check_getxattr_cmd(frame, state->name); + } + + GF_PROTOCOL_DICT_UNSERIALIZE(frame->root->client->bound_xl, state->xdata, + args.xdata.xdata_val, args.xdata.xdata_len, + ret, op_errno, out); + + ret = 0; + resolve_and_resume(frame, server_getxattr_resume); +out: + free(args.xdata.xdata_val); + free(args.name); + + if (op_errno) + SERVER_REQ_SET_ERROR(req, ret); + + return ret; +} + +int +server3_3_fgetxattr(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfs3_fgetxattr_req args = { + { + 0, + }, + }; + int ret = -1; + int op_errno = 0; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfs3_fgetxattr_req, GF_FOP_FGETXATTR); + if (ret != 0) { + goto out; + } + + state->resolve.type = RESOLVE_MUST; + state->resolve.fd_no = args.fd; + set_resolve_gfid(frame->root->client, state->resolve.gfid, args.gfid); + if (args.namelen) + state->name = gf_strdup(args.name); + + GF_PROTOCOL_DICT_UNSERIALIZE(frame->root->client->bound_xl, state->xdata, + args.xdata.xdata_val, args.xdata.xdata_len, + ret, op_errno, out); + + ret = 0; + resolve_and_resume(frame, server_fgetxattr_resume); +out: + free(args.xdata.xdata_val); + free(args.name); + + if (op_errno) + SERVER_REQ_SET_ERROR(req, ret); + + return ret; +} + +int +server3_3_removexattr(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfs3_removexattr_req args = { + { + 0, + }, + }; + int ret = -1; + int op_errno = 0; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfs3_removexattr_req, GF_FOP_REMOVEXATTR); + if (ret != 0) { + goto out; + } + + state->resolve.type = RESOLVE_MUST; + set_resolve_gfid(frame->root->client, state->resolve.gfid, args.gfid); + state->name = gf_strdup(args.name); + + GF_PROTOCOL_DICT_UNSERIALIZE(frame->root->client->bound_xl, state->xdata, + args.xdata.xdata_val, args.xdata.xdata_len, + ret, op_errno, out); + + ret = 0; + resolve_and_resume(frame, server_removexattr_resume); +out: + free(args.xdata.xdata_val); + free(args.name); + + if (op_errno) + SERVER_REQ_SET_ERROR(req, ret); + + return ret; +} + +int +server3_3_fremovexattr(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfs3_fremovexattr_req args = { + { + 0, + }, + }; + int ret = -1; + int op_errno = 0; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfs3_fremovexattr_req, GF_FOP_FREMOVEXATTR); + if (ret != 0) { + goto out; + } + + state->resolve.type = RESOLVE_MUST; + state->resolve.fd_no = args.fd; + set_resolve_gfid(frame->root->client, state->resolve.gfid, args.gfid); + state->name = gf_strdup(args.name); + + GF_PROTOCOL_DICT_UNSERIALIZE(frame->root->client->bound_xl, state->xdata, + args.xdata.xdata_val, args.xdata.xdata_len, + ret, op_errno, out); + + ret = 0; + resolve_and_resume(frame, server_fremovexattr_resume); +out: + free(args.xdata.xdata_val); + free(args.name); + + if (op_errno) + SERVER_REQ_SET_ERROR(req, ret); + + return ret; +} + +int +server3_3_opendir(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfs3_opendir_req args = { + { + 0, + }, + }; + int ret = -1; + int op_errno = 0; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfs3_opendir_req, GF_FOP_OPENDIR); + if (ret != 0) { + goto out; + } + + state->resolve.type = RESOLVE_MUST; + set_resolve_gfid(frame->root->client, state->resolve.gfid, args.gfid); + + GF_PROTOCOL_DICT_UNSERIALIZE(frame->root->client->bound_xl, state->xdata, + args.xdata.xdata_val, args.xdata.xdata_len, + ret, op_errno, out); + + ret = 0; + resolve_and_resume(frame, server_opendir_resume); +out: + free(args.xdata.xdata_val); + + if (op_errno) + SERVER_REQ_SET_ERROR(req, ret); + + return ret; +} + +int +server3_3_readdirp(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfs3_readdirp_req args = { + { + 0, + }, + }; + size_t headers_size = 0; + int ret = -1; + int op_errno = 0; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfs3_readdirp_req, GF_FOP_READDIRP); + if (ret != 0) { + goto out; + } + + /* FIXME: this should go away when variable sized iobufs are introduced + * and transport layer can send msgs bigger than current page-size. + */ + headers_size = sizeof(struct rpc_msg) + sizeof(gfs3_readdir_rsp); + if ((frame->this->ctx->page_size < args.size) || + ((frame->this->ctx->page_size - args.size) < headers_size)) { + state->size = frame->this->ctx->page_size - headers_size; + } else { + state->size = args.size; + } + + state->resolve.type = RESOLVE_MUST; + state->resolve.fd_no = args.fd; + state->offset = args.offset; + set_resolve_gfid(frame->root->client, state->resolve.gfid, args.gfid); + + /* here, dict itself works as xdata */ + GF_PROTOCOL_DICT_UNSERIALIZE(frame->root->client->bound_xl, state->dict, + (args.dict.dict_val), (args.dict.dict_len), + ret, op_errno, out); + + ret = 0; + resolve_and_resume(frame, server_readdirp_resume); +out: + if (op_errno) + SERVER_REQ_SET_ERROR(req, ret); + + free(args.dict.dict_val); + + return ret; +} + +int +server3_3_readdir(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfs3_readdir_req args = { + { + 0, + }, + }; + size_t headers_size = 0; + int ret = -1; + int op_errno = 0; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfs3_readdir_req, GF_FOP_READDIR); + if (ret != 0) { + goto out; + } + + /* FIXME: this should go away when variable sized iobufs are introduced + * and transport layer can send msgs bigger than current page-size. + */ + headers_size = sizeof(struct rpc_msg) + sizeof(gfs3_readdir_rsp); + if ((frame->this->ctx->page_size < args.size) || + ((frame->this->ctx->page_size - args.size) < headers_size)) { + state->size = frame->this->ctx->page_size - headers_size; + } else { + state->size = args.size; + } + + state->resolve.type = RESOLVE_MUST; + state->resolve.fd_no = args.fd; + state->offset = args.offset; + set_resolve_gfid(frame->root->client, state->resolve.gfid, args.gfid); + + GF_PROTOCOL_DICT_UNSERIALIZE(frame->root->client->bound_xl, state->xdata, + args.xdata.xdata_val, args.xdata.xdata_len, + ret, op_errno, out); + + ret = 0; + resolve_and_resume(frame, server_readdir_resume); +out: + free(args.xdata.xdata_val); + + if (op_errno) + SERVER_REQ_SET_ERROR(req, ret); + + return ret; +} + +int +server3_3_fsyncdir(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfs3_fsyncdir_req args = { + { + 0, + }, + }; + int ret = -1; + int op_errno = 0; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfs3_fsyncdir_req, GF_FOP_FSYNCDIR); + if (ret != 0) { + goto out; + } + + state->resolve.type = RESOLVE_MUST; + state->resolve.fd_no = args.fd; + state->flags = args.data; + set_resolve_gfid(frame->root->client, state->resolve.gfid, args.gfid); + + GF_PROTOCOL_DICT_UNSERIALIZE(frame->root->client->bound_xl, state->xdata, + args.xdata.xdata_val, args.xdata.xdata_len, + ret, op_errno, out); + + ret = 0; + resolve_and_resume(frame, server_fsyncdir_resume); +out: + free(args.xdata.xdata_val); + + if (op_errno) + SERVER_REQ_SET_ERROR(req, ret); + + return ret; +} + +int +server3_3_mknod(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfs3_mknod_req args = { + { + 0, + }, + }; + int ret = -1; + int op_errno = 0; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfs3_mknod_req, GF_FOP_MKNOD); + if (ret != 0) { + goto out; + } + + state->resolve.type = RESOLVE_NOT; + set_resolve_gfid(frame->root->client, state->resolve.pargfid, args.pargfid); + + state->resolve.bname = gf_strdup(args.bname); + + state->mode = args.mode; + state->dev = args.dev; + state->umask = args.umask; + + GF_PROTOCOL_DICT_UNSERIALIZE(frame->root->client->bound_xl, state->xdata, + args.xdata.xdata_val, args.xdata.xdata_len, + ret, op_errno, out); + + ret = 0; + resolve_and_resume(frame, server_mknod_resume); + +out: + if (op_errno) + SERVER_REQ_SET_ERROR(req, ret); + + /* memory allocated by libc, don't use GF_FREE */ + free(args.xdata.xdata_val); + free(args.bname); + + return ret; +} + +int +server3_3_mkdir(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfs3_mkdir_req args = { + { + 0, + }, + }; + int ret = -1; + int op_errno = 0; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfs3_mkdir_req, GF_FOP_MKDIR); + if (ret != 0) { + goto out; + } + + state->resolve.type = RESOLVE_NOT; + set_resolve_gfid(frame->root->client, state->resolve.pargfid, args.pargfid); + state->resolve.bname = gf_strdup(args.bname); + + state->mode = args.mode; + state->umask = args.umask; + + /* TODO: can do alloca for xdata field instead of stdalloc */ + GF_PROTOCOL_DICT_UNSERIALIZE(frame->root->client->bound_xl, state->xdata, + args.xdata.xdata_val, args.xdata.xdata_len, + ret, op_errno, out); + + ret = 0; + resolve_and_resume(frame, server_mkdir_resume); + +out: + if (op_errno) + SERVER_REQ_SET_ERROR(req, ret); + + free(args.xdata.xdata_val); + free(args.bname); + + return ret; +} + +int +server3_3_rmdir(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfs3_rmdir_req args = { + { + 0, + }, + }; + int ret = -1; + int op_errno = 0; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfs3_rmdir_req, GF_FOP_RMDIR); + if (ret != 0) { + goto out; + } + + state->resolve.type = RESOLVE_MUST; + set_resolve_gfid(frame->root->client, state->resolve.pargfid, args.pargfid); + state->resolve.bname = gf_strdup(args.bname); + + state->flags = args.xflags; + + GF_PROTOCOL_DICT_UNSERIALIZE(frame->root->client->bound_xl, state->xdata, + args.xdata.xdata_val, args.xdata.xdata_len, + ret, op_errno, out); + + ret = 0; + resolve_and_resume(frame, server_rmdir_resume); +out: + free(args.xdata.xdata_val); + free(args.bname); + + if (op_errno) + SERVER_REQ_SET_ERROR(req, ret); + + return ret; +} + +int +server3_3_inodelk(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfs3_inodelk_req args = { + { + 0, + }, + }; + int cmd = 0; + int ret = -1; + int op_errno = 0; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfs3_inodelk_req, GF_FOP_INODELK); + if (ret != 0) { + goto out; + } + + state->resolve.type = RESOLVE_EXACT; + set_resolve_gfid(frame->root->client, state->resolve.gfid, args.gfid); + + cmd = args.cmd; + switch (cmd) { + case GF_LK_GETLK: + state->cmd = F_GETLK; + break; + case GF_LK_SETLK: + state->cmd = F_SETLK; + break; + case GF_LK_SETLKW: + state->cmd = F_SETLKW; + break; + } + + state->type = args.type; + state->volume = gf_strdup(args.volume); + + gf_proto_flock_to_flock(&args.flock, &state->flock); + + switch (state->type) { + case GF_LK_F_RDLCK: + state->flock.l_type = F_RDLCK; + break; + case GF_LK_F_WRLCK: + state->flock.l_type = F_WRLCK; + break; + case GF_LK_F_UNLCK: + state->flock.l_type = F_UNLCK; + break; + } + + GF_PROTOCOL_DICT_UNSERIALIZE(frame->root->client->bound_xl, state->xdata, + args.xdata.xdata_val, args.xdata.xdata_len, + ret, op_errno, out); + + ret = 0; + resolve_and_resume(frame, server_inodelk_resume); +out: + free(args.xdata.xdata_val); + free(args.volume); + + free(args.flock.lk_owner.lk_owner_val); + + if (op_errno) + SERVER_REQ_SET_ERROR(req, ret); + + return ret; +} + +int +server3_3_finodelk(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfs3_finodelk_req args = { + { + 0, + }, + }; + int ret = -1; + int op_errno = 0; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfs3_finodelk_req, GF_FOP_FINODELK); + if (ret != 0) { + goto out; + } + + state->resolve.type = RESOLVE_EXACT; + state->volume = gf_strdup(args.volume); + state->resolve.fd_no = args.fd; + state->cmd = args.cmd; + set_resolve_gfid(frame->root->client, state->resolve.gfid, args.gfid); + + switch (state->cmd) { + case GF_LK_GETLK: + state->cmd = F_GETLK; + break; + case GF_LK_SETLK: + state->cmd = F_SETLK; + break; + case GF_LK_SETLKW: + state->cmd = F_SETLKW; + break; + } + + state->type = args.type; + + gf_proto_flock_to_flock(&args.flock, &state->flock); + + switch (state->type) { + case GF_LK_F_RDLCK: + state->flock.l_type = F_RDLCK; + break; + case GF_LK_F_WRLCK: + state->flock.l_type = F_WRLCK; + break; + case GF_LK_F_UNLCK: + state->flock.l_type = F_UNLCK; + break; + } + + GF_PROTOCOL_DICT_UNSERIALIZE(frame->root->client->bound_xl, state->xdata, + args.xdata.xdata_val, args.xdata.xdata_len, + ret, op_errno, out); + + ret = 0; + resolve_and_resume(frame, server_finodelk_resume); +out: + free(args.xdata.xdata_val); + free(args.volume); + + free(args.flock.lk_owner.lk_owner_val); + + if (op_errno) + SERVER_REQ_SET_ERROR(req, ret); + + return ret; +} + +int +server3_3_entrylk(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfs3_entrylk_req args = { + { + 0, + }, + }; + int ret = -1; + int op_errno = 0; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfs3_entrylk_req, GF_FOP_ENTRYLK); + if (ret != 0) { + goto out; + } + + state->resolve.type = RESOLVE_EXACT; + set_resolve_gfid(frame->root->client, state->resolve.gfid, args.gfid); + + if (args.namelen) + state->name = gf_strdup(args.name); + state->volume = gf_strdup(args.volume); + + state->cmd = args.cmd; + state->type = args.type; + + GF_PROTOCOL_DICT_UNSERIALIZE(frame->root->client->bound_xl, state->xdata, + args.xdata.xdata_val, args.xdata.xdata_len, + ret, op_errno, out); + + ret = 0; + resolve_and_resume(frame, server_entrylk_resume); +out: + free(args.xdata.xdata_val); + free(args.volume); + free(args.name); + + if (op_errno) + SERVER_REQ_SET_ERROR(req, ret); + + return ret; +} + +int +server3_3_fentrylk(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfs3_fentrylk_req args = { + { + 0, + }, + }; + int ret = -1; + int op_errno = 0; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfs3_fentrylk_req, GF_FOP_FENTRYLK); + if (ret != 0) { + goto out; + } + + state->resolve.type = RESOLVE_EXACT; + state->resolve.fd_no = args.fd; + state->cmd = args.cmd; + state->type = args.type; + set_resolve_gfid(frame->root->client, state->resolve.gfid, args.gfid); + + if (args.namelen) + state->name = gf_strdup(args.name); + state->volume = gf_strdup(args.volume); + + GF_PROTOCOL_DICT_UNSERIALIZE(frame->root->client->bound_xl, state->xdata, + args.xdata.xdata_val, args.xdata.xdata_len, + ret, op_errno, out); + + ret = 0; + resolve_and_resume(frame, server_fentrylk_resume); +out: + free(args.xdata.xdata_val); + free(args.volume); + free(args.name); + + if (op_errno) + SERVER_REQ_SET_ERROR(req, ret); + + return ret; +} + +int +server3_3_access(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfs3_access_req args = { + { + 0, + }, + }; + int ret = -1; + int op_errno = 0; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfs3_access_req, GF_FOP_ACCESS); + if (ret != 0) { + goto out; + } + + state->resolve.type = RESOLVE_MUST; + set_resolve_gfid(frame->root->client, state->resolve.gfid, args.gfid); + state->mask = args.mask; + + GF_PROTOCOL_DICT_UNSERIALIZE(frame->root->client->bound_xl, state->xdata, + args.xdata.xdata_val, args.xdata.xdata_len, + ret, op_errno, out); + + ret = 0; + resolve_and_resume(frame, server_access_resume); +out: + free(args.xdata.xdata_val); + + if (op_errno) + SERVER_REQ_SET_ERROR(req, ret); + + return ret; +} + +int +server3_3_symlink(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfs3_symlink_req args = { + { + 0, + }, + }; + int ret = -1; + int op_errno = 0; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfs3_symlink_req, GF_FOP_SYMLINK); + if (ret != 0) { + goto out; + } + + state->resolve.type = RESOLVE_NOT; + set_resolve_gfid(frame->root->client, state->resolve.pargfid, args.pargfid); + state->resolve.bname = gf_strdup(args.bname); + state->name = gf_strdup(args.linkname); + state->umask = args.umask; + + GF_PROTOCOL_DICT_UNSERIALIZE(frame->root->client->bound_xl, state->xdata, + args.xdata.xdata_val, args.xdata.xdata_len, + ret, op_errno, out); + + ret = 0; + resolve_and_resume(frame, server_symlink_resume); + +out: + if (op_errno) + SERVER_REQ_SET_ERROR(req, ret); + + /* memory allocated by libc, don't use GF_FREE */ + free(args.xdata.xdata_val); + free(args.linkname); + free(args.bname); + + return ret; +} + +int +server3_3_link(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfs3_link_req args = { + { + 0, + }, + }; + int ret = -1; + int op_errno = 0; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfs3_link_req, GF_FOP_LINK); + if (ret != 0) { + goto out; + } + + state->resolve.type = RESOLVE_MUST; + memcpy(state->resolve.gfid, args.oldgfid, 16); + + state->resolve2.type = RESOLVE_NOT; + state->resolve2.bname = gf_strdup(args.newbname); + set_resolve_gfid(frame->root->client, state->resolve2.pargfid, + args.newgfid); + + GF_PROTOCOL_DICT_UNSERIALIZE(frame->root->client->bound_xl, state->xdata, + args.xdata.xdata_val, args.xdata.xdata_len, + ret, op_errno, out); + + ret = 0; + resolve_and_resume(frame, server_link_resume); +out: + free(args.xdata.xdata_val); + free(args.newbname); + + if (op_errno) + SERVER_REQ_SET_ERROR(req, ret); + + return ret; +} + +int +server3_3_rename(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfs3_rename_req args = { + { + 0, + }, + }; + int ret = -1; + int op_errno = 0; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfs3_rename_req, GF_FOP_RENAME); + if (ret != 0) { + goto out; + } + + state->resolve.type = RESOLVE_MUST; + state->resolve.bname = gf_strdup(args.oldbname); + set_resolve_gfid(frame->root->client, state->resolve.pargfid, args.oldgfid); + + state->resolve2.type = RESOLVE_MAY; + state->resolve2.bname = gf_strdup(args.newbname); + set_resolve_gfid(frame->root->client, state->resolve2.pargfid, + args.newgfid); + + GF_PROTOCOL_DICT_UNSERIALIZE(frame->root->client->bound_xl, state->xdata, + args.xdata.xdata_val, args.xdata.xdata_len, + ret, op_errno, out); + + ret = 0; + resolve_and_resume(frame, server_rename_resume); +out: + free(args.xdata.xdata_val); + free(args.newbname); + free(args.oldbname); + + if (op_errno) + SERVER_REQ_SET_ERROR(req, ret); + + return ret; +} + +int +server3_3_lease(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfs3_lease_req args = { + { + 0, + }, + }; + int ret = -1; + int op_errno = 0; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfs3_lease_req, GF_FOP_LEASE); + if (ret != 0) { + goto out; + } + + state->resolve.type = RESOLVE_MUST; + set_resolve_gfid(frame->root->client, state->resolve.gfid, args.gfid); + gf_proto_lease_to_lease(&args.lease, &state->lease); + + GF_PROTOCOL_DICT_UNSERIALIZE(frame->root->client->bound_xl, state->xdata, + args.xdata.xdata_val, args.xdata.xdata_len, + ret, op_errno, out); + + ret = 0; + resolve_and_resume(frame, server_lease_resume); +out: + free(args.xdata.xdata_val); + + if (op_errno) + SERVER_REQ_SET_ERROR(req, ret); + + return ret; +} + +int +server3_3_lk(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfs3_lk_req args = { + { + 0, + }, + }; + int ret = -1; + int op_errno = 0; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, xdr_gfs3_lk_req, + GF_FOP_LK); + if (ret != 0) { + goto out; + } + + state->resolve.fd_no = args.fd; + state->cmd = args.cmd; + state->type = args.type; + set_resolve_gfid(frame->root->client, state->resolve.gfid, args.gfid); + + switch (state->cmd) { + case GF_LK_GETLK: + state->cmd = F_GETLK; + break; + case GF_LK_SETLK: + state->cmd = F_SETLK; + break; + case GF_LK_SETLKW: + state->cmd = F_SETLKW; + break; + case GF_LK_RESLK_LCK: + state->cmd = F_RESLK_LCK; + break; + case GF_LK_RESLK_LCKW: + state->cmd = F_RESLK_LCKW; + break; + case GF_LK_RESLK_UNLCK: + state->cmd = F_RESLK_UNLCK; + break; + case GF_LK_GETLK_FD: + state->cmd = F_GETLK_FD; + break; + } + + gf_proto_flock_to_flock(&args.flock, &state->flock); + + switch (state->type) { + case GF_LK_F_RDLCK: + state->flock.l_type = F_RDLCK; + break; + case GF_LK_F_WRLCK: + state->flock.l_type = F_WRLCK; + break; + case GF_LK_F_UNLCK: + state->flock.l_type = F_UNLCK; + break; + default: + gf_msg(frame->root->client->bound_xl->name, GF_LOG_ERROR, 0, + PS_MSG_LOCK_ERROR, + "fd - %" PRId64 + " (%s): Unknown " + "lock type: %" PRId32 "!", + state->resolve.fd_no, uuid_utoa(state->fd->inode->gfid), + state->type); + break; + } + + GF_PROTOCOL_DICT_UNSERIALIZE(frame->root->client->bound_xl, state->xdata, + args.xdata.xdata_val, args.xdata.xdata_len, + ret, op_errno, out); + + ret = 0; + resolve_and_resume(frame, server_lk_resume); +out: + free(args.xdata.xdata_val); + + free(args.flock.lk_owner.lk_owner_val); + + if (op_errno) + SERVER_REQ_SET_ERROR(req, ret); + + return ret; +} + +int +server3_3_rchecksum(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfs3_rchecksum_req args = { + 0, + }; + int ret = -1; + int op_errno = 0; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfs3_rchecksum_req, GF_FOP_RCHECKSUM); + if (ret != 0) { + goto out; + } + + state->resolve.type = RESOLVE_MAY; + state->resolve.fd_no = args.fd; + state->offset = args.offset; + state->size = args.len; + + GF_PROTOCOL_DICT_UNSERIALIZE(frame->root->client->bound_xl, state->xdata, + args.xdata.xdata_val, args.xdata.xdata_len, + ret, op_errno, out); + + ret = 0; + resolve_and_resume(frame, server_rchecksum_resume); +out: + free(args.xdata.xdata_val); + + if (op_errno) + SERVER_REQ_SET_ERROR(req, ret); + + return ret; +} + +int +server_null(rpcsvc_request_t *req) +{ + gf_common_rsp rsp = { + 0, + }; + + /* Accepted */ + rsp.op_ret = 0; + + server_submit_reply(NULL, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gf_common_rsp); + + return 0; +} + +int +server3_3_lookup(rpcsvc_request_t *req) +{ + call_frame_t *frame = NULL; + server_state_t *state = NULL; + gfs3_lookup_req args = { + { + 0, + }, + }; + int ret = -1; + + GF_VALIDATE_OR_GOTO("server", req, err); + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfs3_lookup_req, GF_FOP_LOOKUP); + if (ret != 0) { + goto err; + } + + state->resolve.type = RESOLVE_DONTCARE; + + if (args.bname && strcmp(args.bname, "")) { + set_resolve_gfid(frame->root->client, state->resolve.pargfid, + args.pargfid); + state->resolve.bname = gf_strdup(args.bname); + } else { + set_resolve_gfid(frame->root->client, state->resolve.gfid, args.gfid); + } + + GF_PROTOCOL_DICT_UNSERIALIZE(frame->root->client->bound_xl, state->xdata, + args.xdata.xdata_val, args.xdata.xdata_len, + ret, ret, out); + + ret = 0; + resolve_and_resume(frame, server_lookup_resume); + + free(args.bname); + free(args.xdata.xdata_val); + + return ret; +out: + free(args.bname); + free(args.xdata.xdata_val); + + server_lookup_cbk(frame, NULL, frame->this, -1, EINVAL, NULL, NULL, NULL, + NULL); + ret = 0; + +err: + return ret; +} + +int +server3_3_statfs(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfs3_statfs_req args = { + { + 0, + }, + }; + int ret = -1; + int op_errno = 0; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfs3_statfs_req, GF_FOP_STATFS); + if (ret != 0) { + goto out; + } + + state->resolve.type = RESOLVE_MUST; + set_resolve_gfid(frame->root->client, state->resolve.gfid, args.gfid); + + GF_PROTOCOL_DICT_UNSERIALIZE(frame->root->client->bound_xl, state->xdata, + args.xdata.xdata_val, args.xdata.xdata_len, + ret, op_errno, out); + + ret = 0; + resolve_and_resume(frame, server_statfs_resume); +out: + free(args.xdata.xdata_val); + + if (op_errno) + SERVER_REQ_SET_ERROR(req, ret); + + return ret; +} + +static int +server3_3_getactivelk(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfs3_getactivelk_req args = { + { + 0, + }, + }; + int ret = -1; + int op_errno = 0; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfs3_getactivelk_req, GF_FOP_GETACTIVELK); + if (ret != 0) { + goto out; + } + + state->resolve.type = RESOLVE_MUST; + set_resolve_gfid(frame->root->client, state->resolve.gfid, args.gfid); + + /* here, dict itself works as xdata */ + GF_PROTOCOL_DICT_UNSERIALIZE(frame->root->client->bound_xl, state->xdata, + (args.xdata.xdata_val), (args.xdata.xdata_len), + ret, op_errno, out); + + ret = 0; + resolve_and_resume(frame, server_getactivelk_resume); +out: + free(args.xdata.xdata_val); + + if (op_errno) + SERVER_REQ_SET_ERROR(req, ret); + + return ret; +} + +static int +server3_3_setactivelk(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfs3_setactivelk_req args = { + { + 0, + }, + }; + int ret = -1; + int op_errno = 0; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfs3_setactivelk_req, GF_FOP_SETACTIVELK); + if (ret != 0) { + goto out; + } + + state->resolve.type = RESOLVE_MUST; + set_resolve_gfid(frame->root->client, state->resolve.gfid, args.gfid); + + /* here, dict itself works as xdata */ + GF_PROTOCOL_DICT_UNSERIALIZE(frame->root->client->bound_xl, state->xdata, + (args.xdata.xdata_val), (args.xdata.xdata_len), + ret, op_errno, out); + + ret = unserialize_req_locklist(&args, &state->locklist); + if (ret) + goto out; + + ret = 0; + + resolve_and_resume(frame, server_setactivelk_resume); +out: + free(args.xdata.xdata_val); + + if (op_errno) + SERVER_REQ_SET_ERROR(req, ret); + + return ret; +} + +int +server3_3_compound(rpcsvc_request_t *req) +{ + int ret = -1; + SERVER_REQ_SET_ERROR(req, ret); + return ret; +} + +static rpcsvc_actor_t glusterfs3_3_fop_actors[GLUSTER_FOP_PROCCNT] = { + [GFS3_OP_NULL] = {"NULL", server_null, NULL, GFS3_OP_NULL, DRC_NA, 0}, + [GFS3_OP_STAT] = {"STAT", server3_3_stat, NULL, GFS3_OP_STAT, DRC_NA, 0}, + [GFS3_OP_READLINK] = {"READLINK", server3_3_readlink, NULL, + GFS3_OP_READLINK, DRC_NA, 0}, + [GFS3_OP_MKNOD] = {"MKNOD", server3_3_mknod, NULL, GFS3_OP_MKNOD, DRC_NA, + 0}, + [GFS3_OP_MKDIR] = {"MKDIR", server3_3_mkdir, NULL, GFS3_OP_MKDIR, DRC_NA, + 0}, + [GFS3_OP_UNLINK] = {"UNLINK", server3_3_unlink, NULL, GFS3_OP_UNLINK, + DRC_NA, 0}, + [GFS3_OP_RMDIR] = {"RMDIR", server3_3_rmdir, NULL, GFS3_OP_RMDIR, DRC_NA, + 0}, + [GFS3_OP_SYMLINK] = {"SYMLINK", server3_3_symlink, NULL, GFS3_OP_SYMLINK, + DRC_NA, 0}, + [GFS3_OP_RENAME] = {"RENAME", server3_3_rename, NULL, GFS3_OP_RENAME, + DRC_NA, 0}, + [GFS3_OP_LINK] = {"LINK", server3_3_link, NULL, GFS3_OP_LINK, DRC_NA, 0}, + [GFS3_OP_TRUNCATE] = {"TRUNCATE", server3_3_truncate, NULL, + GFS3_OP_TRUNCATE, DRC_NA, 0}, + [GFS3_OP_OPEN] = {"OPEN", server3_3_open, NULL, GFS3_OP_OPEN, DRC_NA, 0}, + [GFS3_OP_READ] = {"READ", server3_3_readv, NULL, GFS3_OP_READ, DRC_NA, 0}, + [GFS3_OP_WRITE] = {"WRITE", server3_3_writev, server3_3_writev_vecsizer, + GFS3_OP_WRITE, DRC_NA, 0}, + [GFS3_OP_STATFS] = {"STATFS", server3_3_statfs, NULL, GFS3_OP_STATFS, + DRC_NA, 0}, + [GFS3_OP_FLUSH] = {"FLUSH", server3_3_flush, NULL, GFS3_OP_FLUSH, DRC_NA, + 0}, + [GFS3_OP_FSYNC] = {"FSYNC", server3_3_fsync, NULL, GFS3_OP_FSYNC, DRC_NA, + 0}, + [GFS3_OP_SETXATTR] = {"SETXATTR", server3_3_setxattr, NULL, + GFS3_OP_SETXATTR, DRC_NA, 0}, + [GFS3_OP_GETXATTR] = {"GETXATTR", server3_3_getxattr, NULL, + GFS3_OP_GETXATTR, DRC_NA, 0}, + [GFS3_OP_REMOVEXATTR] = {"REMOVEXATTR", server3_3_removexattr, NULL, + GFS3_OP_REMOVEXATTR, DRC_NA, 0}, + [GFS3_OP_OPENDIR] = {"OPENDIR", server3_3_opendir, NULL, GFS3_OP_OPENDIR, + DRC_NA, 0}, + [GFS3_OP_FSYNCDIR] = {"FSYNCDIR", server3_3_fsyncdir, NULL, + GFS3_OP_FSYNCDIR, DRC_NA, 0}, + [GFS3_OP_ACCESS] = {"ACCESS", server3_3_access, NULL, DRC_NA, 0}, + [GFS3_OP_CREATE] = {"CREATE", server3_3_create, NULL, GFS3_OP_ACCESS, + DRC_NA, 0}, + [GFS3_OP_FTRUNCATE] = {"FTRUNCATE", server3_3_ftruncate, NULL, + GFS3_OP_FTRUNCATE, DRC_NA, 0}, + [GFS3_OP_FSTAT] = {"FSTAT", server3_3_fstat, NULL, GFS3_OP_FSTAT, DRC_NA, + 0}, + [GFS3_OP_LK] = {"LK", server3_3_lk, NULL, GFS3_OP_LK, DRC_NA, 0}, + [GFS3_OP_LOOKUP] = {"LOOKUP", server3_3_lookup, NULL, GFS3_OP_LOOKUP, + DRC_NA, 0}, + [GFS3_OP_READDIR] = {"READDIR", server3_3_readdir, NULL, GFS3_OP_READDIR, + DRC_NA, 0}, + [GFS3_OP_INODELK] = {"INODELK", server3_3_inodelk, NULL, GFS3_OP_INODELK, + DRC_NA, 0}, + [GFS3_OP_FINODELK] = {"FINODELK", server3_3_finodelk, NULL, + GFS3_OP_FINODELK, DRC_NA, 0}, + [GFS3_OP_ENTRYLK] = {"ENTRYLK", server3_3_entrylk, NULL, GFS3_OP_ENTRYLK, + DRC_NA, 0}, + [GFS3_OP_FENTRYLK] = {"FENTRYLK", server3_3_fentrylk, NULL, + GFS3_OP_FENTRYLK, DRC_NA, 0}, + [GFS3_OP_XATTROP] = {"XATTROP", server3_3_xattrop, NULL, GFS3_OP_XATTROP, + DRC_NA, 0}, + [GFS3_OP_FXATTROP] = {"FXATTROP", server3_3_fxattrop, NULL, + GFS3_OP_FXATTROP, DRC_NA, 0}, + [GFS3_OP_FGETXATTR] = {"FGETXATTR", server3_3_fgetxattr, NULL, + GFS3_OP_FGETXATTR, DRC_NA, 0}, + [GFS3_OP_FSETXATTR] = {"FSETXATTR", server3_3_fsetxattr, NULL, + GFS3_OP_FSETXATTR, DRC_NA, 0}, + [GFS3_OP_RCHECKSUM] = {"RCHECKSUM", server3_3_rchecksum, NULL, + GFS3_OP_RCHECKSUM, DRC_NA, 0}, + [GFS3_OP_SETATTR] = {"SETATTR", server3_3_setattr, NULL, GFS3_OP_SETATTR, + DRC_NA, 0}, + [GFS3_OP_FSETATTR] = {"FSETATTR", server3_3_fsetattr, NULL, + GFS3_OP_FSETATTR, DRC_NA, 0}, + [GFS3_OP_READDIRP] = {"READDIRP", server3_3_readdirp, NULL, + GFS3_OP_READDIRP, DRC_NA, 0}, + [GFS3_OP_RELEASE] = {"RELEASE", server3_3_release, NULL, GFS3_OP_RELEASE, + DRC_NA, 0}, + [GFS3_OP_RELEASEDIR] = + { + "RELEASEDIR", + server3_3_releasedir, + NULL, + GFS3_OP_RELEASEDIR, + DRC_NA, + 0, + }, + [GFS3_OP_FREMOVEXATTR] = {"FREMOVEXATTR", server3_3_fremovexattr, NULL, + GFS3_OP_FREMOVEXATTR, DRC_NA, 0}, + [GFS3_OP_FALLOCATE] = {"FALLOCATE", server3_3_fallocate, NULL, + GFS3_OP_FALLOCATE, DRC_NA, 0}, + [GFS3_OP_DISCARD] = {"DISCARD", server3_3_discard, NULL, GFS3_OP_DISCARD, + DRC_NA, 0}, + [GFS3_OP_ZEROFILL] = {"ZEROFILL", server3_3_zerofill, NULL, + GFS3_OP_ZEROFILL, DRC_NA, 0}, + [GFS3_OP_IPC] = {"IPC", server3_3_ipc, NULL, GFS3_OP_IPC, DRC_NA, 0}, + [GFS3_OP_SEEK] = {"SEEK", server3_3_seek, NULL, GFS3_OP_SEEK, DRC_NA, 0}, + [GFS3_OP_LEASE] = {"LEASE", server3_3_lease, NULL, GFS3_OP_LEASE, DRC_NA, + 0}, + [GFS3_OP_GETACTIVELK] = {"GETACTIVELK", server3_3_getactivelk, NULL, + GFS3_OP_GETACTIVELK, DRC_NA, 0}, + [GFS3_OP_SETACTIVELK] = {"SETACTIVELK", server3_3_setactivelk, NULL, + GFS3_OP_SETACTIVELK, DRC_NA, 0}, + [GFS3_OP_COMPOUND] = {"COMPOUND", server3_3_compound, NULL, + GFS3_OP_COMPOUND, DRC_NA, 0}, +}; + +struct rpcsvc_program glusterfs3_3_fop_prog = { + .progname = "GlusterFS 3.3", + .prognum = GLUSTER_FOP_PROGRAM, + .progver = GLUSTER_FOP_VERSION, + .numactors = GLUSTER_FOP_PROCCNT, + .actors = glusterfs3_3_fop_actors, + .ownthread = _gf_true, +}; diff --git a/xlators/protocol/server/src/server-rpc-fops_v2.c b/xlators/protocol/server/src/server-rpc-fops_v2.c new file mode 100644 index 00000000000..c267f8f7832 --- /dev/null +++ b/xlators/protocol/server/src/server-rpc-fops_v2.c @@ -0,0 +1,6031 @@ +/* + Copyright (c) 2017 Red Hat, Inc. <http://www.redhat.com> + This file is part of GlusterFS. + + This file is licensed to you under your choice of the GNU Lesser + General Public License, version 3 or any later version (LGPLv3 or + later), or the GNU General Public License, version 2 (GPLv2), in all + cases as published by the Free Software Foundation. +*/ + +#include <openssl/md5.h> + +#include "server.h" +#include "server-helpers.h" +#include "rpc-common-xdr.h" +#include "glusterfs4-xdr.h" +#include "glusterfs3.h" +#include <glusterfs/compat-errno.h> +#include "server-messages.h" +#include <glusterfs/defaults.h> +#include <glusterfs/default-args.h> +#include "server-common.h" +#include <glusterfs/xlator.h> + +#include "xdr-nfs3.h" + +#define SERVER_REQ_SET_ERROR(req, ret) \ + do { \ + rpcsvc_request_seterr(req, GARBAGE_ARGS); \ + ret = RPCSVC_ACTOR_ERROR; \ + } while (0) + +extern int +server3_3_getxattr(rpcsvc_request_t *req); + +extern void +set_resolve_gfid(client_t *client, uuid_t resolve_gfid, char *on_wire_gfid); +extern int +_gf_server_log_setxattr_failure(dict_t *d, char *k, data_t *v, void *tmp); +extern int +rpc_receive_common(rpcsvc_request_t *req, call_frame_t **fr, + server_state_t **st, ssize_t *xdrlen, void *args, + void *xdrfn, glusterfs_fop_t fop); + +/* Callback function section */ +int +server4_statfs_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, struct statvfs *buf, + dict_t *xdata) +{ + gfx_statfs_rsp rsp = { + 0, + }; + rpcsvc_request_t *req = NULL; + + dict_to_xdr(xdata, &rsp.xdata); + + if (op_ret < 0) { + gf_smsg(this->name, GF_LOG_WARNING, op_errno, PS_MSG_STATFS, + "frame=%" PRId64, frame->root->unique, "client=%s", + STACK_CLIENT_NAME(frame->root), "error-xlator=%s", + STACK_ERR_XL_NAME(frame->root), NULL); + goto out; + } + + server4_post_statfs(&rsp, buf); + +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfx_statfs_rsp); + + GF_FREE(rsp.xdata.pairs.pairs_val); + + return 0; +} + +int +server4_lookup_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, inode_t *inode, + struct iatt *stbuf, dict_t *xdata, struct iatt *postparent) +{ + rpcsvc_request_t *req = NULL; + server_state_t *state = NULL; + loc_t fresh_loc = { + 0, + }; + gfx_common_2iatt_rsp rsp = { + 0, + }; + + state = CALL_STATE(frame); + + if (state->is_revalidate == 1 && op_ret == -1) { + state->is_revalidate = 2; + loc_copy(&fresh_loc, &state->loc); + inode_unref(fresh_loc.inode); + fresh_loc.inode = server_inode_new(state->itable, fresh_loc.gfid); + + STACK_WIND(frame, server4_lookup_cbk, frame->root->client->bound_xl, + frame->root->client->bound_xl->fops->lookup, &fresh_loc, + state->xdata); + + loc_wipe(&fresh_loc); + return 0; + } + + gfx_stat_from_iattx(&rsp.poststat, postparent); + + dict_to_xdr(xdata, &rsp.xdata); + + if (op_ret) { + if (state->is_revalidate && op_errno == ENOENT) { + if (!__is_root_gfid(state->resolve.gfid)) { + inode_unlink(state->loc.inode, state->loc.parent, + state->loc.name); + /** + * If the entry is not present, then just + * unlinking the associated dentry is not + * suffecient. This condition should be + * treated as unlink of the entry. So along + * with deleting the entry, its also important + * to forget the inode for it (if the dentry + * being considered was the last dentry). + * Otherwise it might lead to inode leak. + * It also might lead to wrong decisions being + * taken if the future lookups on this inode are + * successful since they are able to find the + * inode in the inode table (at least gfid based + * lookups will be successful, if the lookup + * is a soft lookup) + */ + forget_inode_if_no_dentry(state->loc.inode); + } + } + goto out; + } + + server4_post_lookup(&rsp, frame, state, inode, stbuf); +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + if (op_ret) { + if (state->resolve.bname) { + gf_smsg(this->name, fop_log_level(GF_FOP_LOOKUP, op_errno), + op_errno, PS_MSG_LOOKUP_INFO, "frame=%" PRId64, + frame->root->unique, "path=%s", state->loc.path, + "uuid_utoa=%s", uuid_utoa(state->resolve.pargfid), + "bname=%s", state->resolve.bname, "client=%s", + STACK_CLIENT_NAME(frame->root), "error-xlator=%s", + STACK_ERR_XL_NAME(frame->root), NULL); + } else { + gf_smsg(this->name, fop_log_level(GF_FOP_LOOKUP, op_errno), + op_errno, PS_MSG_LOOKUP_INFO, "frame=%" PRId64, + frame->root->unique, "path=%s", state->loc.path, + "uuid_utoa=%s", uuid_utoa(state->resolve.gfid), "client=%s", + STACK_CLIENT_NAME(frame->root), "error-xlator=%s", + STACK_ERR_XL_NAME(frame->root), NULL); + } + } + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfx_common_2iatt_rsp); + + GF_FREE(rsp.xdata.pairs.pairs_val); + + return 0; +} + +int +server4_lease_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, struct gf_lease *lease, + dict_t *xdata) +{ + gfx_lease_rsp rsp = { + 0, + }; + rpcsvc_request_t *req = NULL; + server_state_t *state = NULL; + + dict_to_xdr(xdata, &rsp.xdata); + + if (op_ret) { + state = CALL_STATE(frame); + gf_smsg(this->name, fop_log_level(GF_FOP_LEASE, op_errno), op_errno, + PS_MSG_LK_INFO, "frame=%" PRId64, frame->root->unique, + "path=%s", state->loc.path, "uuid_utoa=%s", + uuid_utoa(state->resolve.gfid), "client=%s", + STACK_CLIENT_NAME(frame->root), "error-xlator=%s", + STACK_ERR_XL_NAME(frame->root), NULL); + } + server4_post_lease(&rsp, lease); + + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfx_lease_rsp); + + GF_FREE(rsp.xdata.pairs.pairs_val); + + return 0; +} + +int +server4_lk_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, struct gf_flock *lock, + dict_t *xdata) +{ + gfx_lk_rsp rsp = { + 0, + }; + rpcsvc_request_t *req = NULL; + server_state_t *state = NULL; + + dict_to_xdr(xdata, &rsp.xdata); + + if (op_ret) { + state = CALL_STATE(frame); + gf_smsg(this->name, fop_log_level(GF_FOP_LK, op_errno), op_errno, + PS_MSG_LK_INFO, "frame=%" PRId64, frame->root->unique, + "fd_no=%" PRId64, state->resolve.fd_no, "uuid_utoa=%s", + uuid_utoa(state->resolve.gfid), "client=%s", + STACK_CLIENT_NAME(frame->root), "error-xlator=%s", + STACK_ERR_XL_NAME(frame->root), NULL); + goto out; + } + + server4_post_lk(this, &rsp, lock); +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfx_lk_rsp); + + GF_FREE(rsp.xdata.pairs.pairs_val); + + return 0; +} + +int +server4_inodelk_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, dict_t *xdata) +{ + gfx_common_rsp rsp = { + 0, + }; + server_state_t *state = NULL; + rpcsvc_request_t *req = NULL; + + dict_to_xdr(xdata, &rsp.xdata); + + state = CALL_STATE(frame); + + if (op_ret < 0) { + gf_smsg(this->name, fop_log_level(GF_FOP_INODELK, op_errno), op_errno, + PS_MSG_INODELK_INFO, "frame=%" PRId64, frame->root->unique, + "path=%s", state->loc.path, "uuuid_utoa=%s", + uuid_utoa(state->resolve.gfid), "client=%s", + STACK_CLIENT_NAME(frame->root), "error-xlator=%s", + STACK_ERR_XL_NAME(frame->root), NULL); + goto out; + } + +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfx_common_rsp); + + GF_FREE(rsp.xdata.pairs.pairs_val); + + return 0; +} + +int +server4_finodelk_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, dict_t *xdata) +{ + gfx_common_rsp rsp = { + 0, + }; + server_state_t *state = NULL; + rpcsvc_request_t *req = NULL; + + dict_to_xdr(xdata, &rsp.xdata); + + state = CALL_STATE(frame); + + if (op_ret < 0) { + gf_smsg(this->name, fop_log_level(GF_FOP_FINODELK, op_errno), op_errno, + PS_MSG_INODELK_INFO, "frame=%" PRId64, frame->root->unique, + "FINODELK_fd_no=%" PRId64, state->resolve.fd_no, "uuid_utoa=%s", + uuid_utoa(state->resolve.gfid), "client=%s", + STACK_CLIENT_NAME(frame->root), "error-xlator=%s", + STACK_ERR_XL_NAME(frame->root), NULL); + goto out; + } + +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfx_common_rsp); + + GF_FREE(rsp.xdata.pairs.pairs_val); + + return 0; +} + +int +server4_entrylk_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, dict_t *xdata) +{ + gfx_common_rsp rsp = { + 0, + }; + server_state_t *state = NULL; + rpcsvc_request_t *req = NULL; + + dict_to_xdr(xdata, &rsp.xdata); + + state = CALL_STATE(frame); + + if (op_ret < 0) { + gf_smsg(this->name, fop_log_level(GF_FOP_ENTRYLK, op_errno), op_errno, + PS_MSG_ENTRYLK_INFO, "frame=%" PRId64, frame->root->unique, + "path=%s", state->loc.path, "uuid_utoa=%s", + uuid_utoa(state->resolve.gfid), "client=%s", + STACK_CLIENT_NAME(frame->root), "error-xlator=%s", + STACK_ERR_XL_NAME(frame->root), NULL); + goto out; + } + +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfx_common_rsp); + + GF_FREE(rsp.xdata.pairs.pairs_val); + + return 0; +} + +int +server4_fentrylk_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, dict_t *xdata) +{ + gfx_common_rsp rsp = { + 0, + }; + server_state_t *state = NULL; + rpcsvc_request_t *req = NULL; + + dict_to_xdr(xdata, &rsp.xdata); + + state = CALL_STATE(frame); + + if (op_ret < 0) { + gf_smsg(this->name, fop_log_level(GF_FOP_FENTRYLK, op_errno), op_errno, + PS_MSG_ENTRYLK_INFO, "frame=%" PRId64, frame->root->unique, + "FENTRYLK_fd_no=%" PRId64, state->resolve.fd_no, "uuid_utoa=%s", + uuid_utoa(state->resolve.gfid), "client=%s", + STACK_CLIENT_NAME(frame->root), "error-xlator: %s", + STACK_ERR_XL_NAME(frame->root), NULL); + goto out; + } + +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfx_common_rsp); + + GF_FREE(rsp.xdata.pairs.pairs_val); + + return 0; +} + +int +server4_access_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, dict_t *xdata) +{ + gfx_common_rsp rsp = { + 0, + }; + rpcsvc_request_t *req = NULL; + server_state_t *state = NULL; + + dict_to_xdr(xdata, &rsp.xdata); + + if (op_ret) { + state = CALL_STATE(frame); + gf_smsg(this->name, GF_LOG_INFO, op_errno, PS_MSG_ACCESS_INFO, + "frame=%" PRId64, frame->root->unique, "path=%s", + (state->loc.path) ? state->loc.path : "", "uuid_utoa=%s", + uuid_utoa(state->resolve.gfid), "client=%s", + STACK_CLIENT_NAME(frame->root), "error-xlator=%s", + STACK_ERR_XL_NAME(frame->root), NULL); + goto out; + } + +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfx_common_rsp); + + GF_FREE(rsp.xdata.pairs.pairs_val); + + return 0; +} + +int +server4_rmdir_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, struct iatt *preparent, + struct iatt *postparent, dict_t *xdata) +{ + gfx_common_2iatt_rsp rsp = { + 0, + }; + server_state_t *state = NULL; + rpcsvc_request_t *req = NULL; + + dict_to_xdr(xdata, &rsp.xdata); + + state = CALL_STATE(frame); + + if (op_ret) { + gf_smsg(this->name, GF_LOG_INFO, op_errno, PS_MSG_DIR_INFO, + "frame=%" PRId64, frame->root->unique, "RMDIR_pat=%s", + (state->loc.path) ? state->loc.path : "", "uuid_utoa=%s", + uuid_utoa(state->resolve.pargfid), "bname=%s", + state->resolve.bname, "client=%s", + STACK_CLIENT_NAME(frame->root), "error-xlator=%s", + STACK_ERR_XL_NAME(frame->root), NULL); + goto out; + } + + server4_post_entry_remove(state, &rsp, preparent, postparent); + +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfx_common_2iatt_rsp); + + GF_FREE(rsp.xdata.pairs.pairs_val); + + return 0; +} + +int +server4_mkdir_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, inode_t *inode, + struct iatt *stbuf, struct iatt *preparent, + struct iatt *postparent, dict_t *xdata) +{ + gfx_common_3iatt_rsp rsp = { + 0, + }; + server_state_t *state = NULL; + rpcsvc_request_t *req = NULL; + + dict_to_xdr(xdata, &rsp.xdata); + + state = CALL_STATE(frame); + + if (op_ret < 0) { + gf_smsg(this->name, fop_log_level(GF_FOP_MKDIR, op_errno), op_errno, + PS_MSG_DIR_INFO, "frame=%" PRId64, frame->root->unique, + "MKDIR_path=%s", (state->loc.path) ? state->loc.path : "", + "uuid_utoa=%s", uuid_utoa(state->resolve.pargfid), "bname=%s", + state->resolve.bname, "client=%s", + STACK_CLIENT_NAME(frame->root), "error-xlator=%s", + STACK_ERR_XL_NAME(frame->root), NULL); + goto out; + } + + server4_post_common_3iatt(state, &rsp, inode, stbuf, preparent, postparent); +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfx_common_3iatt_rsp); + + GF_FREE(rsp.xdata.pairs.pairs_val); + + return 0; +} + +int +server4_mknod_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, inode_t *inode, + struct iatt *stbuf, struct iatt *preparent, + struct iatt *postparent, dict_t *xdata) +{ + gfx_common_3iatt_rsp rsp = { + 0, + }; + server_state_t *state = NULL; + rpcsvc_request_t *req = NULL; + + dict_to_xdr(xdata, &rsp.xdata); + + state = CALL_STATE(frame); + + if (op_ret < 0) { + gf_smsg(this->name, fop_log_level(GF_FOP_MKNOD, op_errno), op_errno, + PS_MSG_MKNOD_INFO, "frame=%" PRId64, frame->root->unique, + "path=%s", state->loc.path, "uuid_utoa=%s", + uuid_utoa(state->resolve.pargfid), "bname=%s", + state->resolve.bname, "client=%s", + STACK_CLIENT_NAME(frame->root), "error-xlator=%s", + STACK_ERR_XL_NAME(frame->root), NULL); + goto out; + } + + server4_post_common_3iatt(state, &rsp, inode, stbuf, preparent, postparent); +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfx_common_3iatt_rsp); + + GF_FREE(rsp.xdata.pairs.pairs_val); + + return 0; +} + +int +server4_fsyncdir_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, dict_t *xdata) +{ + gfx_common_rsp rsp = { + 0, + }; + server_state_t *state = NULL; + rpcsvc_request_t *req = NULL; + + dict_to_xdr(xdata, &rsp.xdata); + + if (op_ret < 0) { + state = CALL_STATE(frame); + gf_smsg(this->name, fop_log_level(GF_FOP_FSYNCDIR, op_errno), op_errno, + PS_MSG_DIR_INFO, "frame=%" PRId64, frame->root->unique, + "FSYNCDIR_fd_no=%" PRId64, state->resolve.fd_no, "uuid_utoa=%s", + uuid_utoa(state->resolve.gfid), "client=%s", + STACK_CLIENT_NAME(frame->root), "error-xlator=%s", + STACK_ERR_XL_NAME(frame->root), NULL); + goto out; + } + +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfx_common_rsp); + + GF_FREE(rsp.xdata.pairs.pairs_val); + + return 0; +} + +int +server4_readdir_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, gf_dirent_t *entries, + dict_t *xdata) +{ + gfx_readdir_rsp rsp = { + 0, + }; + server_state_t *state = NULL; + rpcsvc_request_t *req = NULL; + int ret = 0; + + dict_to_xdr(xdata, &rsp.xdata); + + if (op_ret < 0) { + state = CALL_STATE(frame); + gf_smsg(this->name, fop_log_level(GF_FOP_READDIR, op_errno), op_errno, + PS_MSG_DIR_INFO, "frame=%" PRId64, frame->root->unique, + "READDIR_fd_no=%" PRId64, state->resolve.fd_no, "uuid_utoa=%s", + uuid_utoa(state->resolve.gfid), "client=%s", + STACK_CLIENT_NAME(frame->root), "error-xlator=%s", + STACK_ERR_XL_NAME(frame->root), NULL); + goto out; + } + + /* (op_ret == 0) is valid, and means EOF */ + if (op_ret) { + ret = server4_post_readdir(&rsp, entries); + if (ret == -1) { + op_ret = -1; + op_errno = ENOMEM; + goto out; + } + } + +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfx_readdir_rsp); + + GF_FREE(rsp.xdata.pairs.pairs_val); + + readdir_rsp_cleanup_v2(&rsp); + + return 0; +} + +int +server4_opendir_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, fd_t *fd, dict_t *xdata) +{ + server_state_t *state = NULL; + rpcsvc_request_t *req = NULL; + gfx_open_rsp rsp = { + 0, + }; + uint64_t fd_no = 0; + + dict_to_xdr(xdata, &rsp.xdata); + + if (op_ret < 0) { + state = CALL_STATE(frame); + gf_smsg(this->name, fop_log_level(GF_FOP_OPENDIR, op_errno), op_errno, + PS_MSG_DIR_INFO, "frame=%" PRId64, frame->root->unique, + "OPENDIR_path=%s", (state->loc.path) ? state->loc.path : "", + "uuid_utoa=%s", uuid_utoa(state->resolve.gfid), "client=%s", + STACK_CLIENT_NAME(frame->root), "error-xlator=%s", + STACK_ERR_XL_NAME(frame->root), NULL); + goto out; + } + + op_ret = server4_post_open(frame, this, &rsp, fd); + if (op_ret) + goto out; +out: + if (op_ret) + rsp.fd = fd_no; + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfx_open_rsp); + + GF_FREE(rsp.xdata.pairs.pairs_val); + + return 0; +} + +int +server4_removexattr_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, dict_t *xdata) +{ + gfx_common_rsp rsp = { + 0, + }; + rpcsvc_request_t *req = NULL; + server_state_t *state = NULL; + gf_loglevel_t loglevel = GF_LOG_NONE; + + dict_to_xdr(xdata, &rsp.xdata); + + if (op_ret == -1) { + state = CALL_STATE(frame); + if (ENODATA == op_errno || ENOATTR == op_errno) + loglevel = GF_LOG_DEBUG; + else + loglevel = GF_LOG_INFO; + + gf_smsg(this->name, loglevel, op_errno, PS_MSG_REMOVEXATTR_INFO, + "frame=%" PRId64, frame->root->unique, "path=%s", + state->loc.path, "uuid_utoa=%s", uuid_utoa(state->resolve.gfid), + "name=%s", state->name, "client=%s", + STACK_CLIENT_NAME(frame->root), "error-xlator=%s", + STACK_ERR_XL_NAME(frame->root), NULL); + goto out; + } + +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfx_common_rsp); + + GF_FREE(rsp.xdata.pairs.pairs_val); + + return 0; +} + +int +server4_fremovexattr_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, dict_t *xdata) +{ + gfx_common_rsp rsp = { + 0, + }; + rpcsvc_request_t *req = NULL; + server_state_t *state = NULL; + + dict_to_xdr(xdata, &rsp.xdata); + + if (op_ret == -1) { + state = CALL_STATE(frame); + gf_smsg(this->name, fop_log_level(GF_FOP_FREMOVEXATTR, op_errno), + op_errno, PS_MSG_REMOVEXATTR_INFO, "frame=%" PRId64, + frame->root->unique, "FREMOVEXATTR_fd_no%" PRId64, + state->resolve.fd_no, "uuid_utoa=%s", + uuid_utoa(state->resolve.gfid), "name=%s", state->name, + "client=%s", STACK_CLIENT_NAME(frame->root), "error-xlator: %s", + STACK_ERR_XL_NAME(frame->root), NULL); + goto out; + } + +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfx_common_rsp); + + GF_FREE(rsp.xdata.pairs.pairs_val); + + return 0; +} + +int +server4_getxattr_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, dict_t *dict, + dict_t *xdata) +{ + gfx_common_dict_rsp rsp = { + 0, + }; + rpcsvc_request_t *req = NULL; + server_state_t *state = NULL; + + dict_to_xdr(xdata, &rsp.xdata); + + if (op_ret == -1) { + state = CALL_STATE(frame); + gf_smsg(this->name, fop_log_level(GF_FOP_GETXATTR, op_errno), op_errno, + PS_MSG_GETXATTR_INFO, "frame=%" PRId64, frame->root->unique, + "path=%s", state->loc.path, "uuid_utoa=%s", + uuid_utoa(state->resolve.gfid), "name=%s", state->name, + "client=%s", STACK_CLIENT_NAME(frame->root), "error-xlator=%s", + STACK_ERR_XL_NAME(frame->root), NULL); + goto out; + } + + dict_to_xdr(dict, &rsp.dict); +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfx_common_dict_rsp); + + GF_FREE(rsp.dict.pairs.pairs_val); + + GF_FREE(rsp.xdata.pairs.pairs_val); + + return 0; +} + +int +server4_fgetxattr_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, dict_t *dict, + dict_t *xdata) +{ + gfx_common_dict_rsp rsp = { + 0, + }; + server_state_t *state = NULL; + rpcsvc_request_t *req = NULL; + + dict_to_xdr(xdata, &rsp.xdata); + + if (op_ret == -1) { + state = CALL_STATE(frame); + gf_smsg(this->name, fop_log_level(GF_FOP_FGETXATTR, op_errno), op_errno, + PS_MSG_GETXATTR_INFO, "frame=%" PRId64, frame->root->unique, + "FGETXATTR_fd_no=%" PRId64, state->resolve.fd_no, + "uuid_utoa=%s", uuid_utoa(state->resolve.gfid), "name=%s", + state->name, "client=%s", STACK_CLIENT_NAME(frame->root), + "error-xlator=%s", STACK_ERR_XL_NAME(frame->root), NULL); + goto out; + } + + dict_to_xdr(dict, &rsp.dict); +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfx_common_dict_rsp); + + GF_FREE(rsp.dict.pairs.pairs_val); + + GF_FREE(rsp.xdata.pairs.pairs_val); + + return 0; +} + +int +server4_setxattr_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, dict_t *xdata) +{ + gfx_common_rsp rsp = { + 0, + }; + rpcsvc_request_t *req = NULL; + server_state_t *state = NULL; + + dict_to_xdr(xdata, &rsp.xdata); + + if (op_ret == -1) { + state = CALL_STATE(frame); + if (op_errno != ENOTSUP) + dict_foreach(state->dict, _gf_server_log_setxattr_failure, frame); + + if (op_errno == ENOTSUP) { + gf_msg_debug(THIS->name, 0, "%s", strerror(op_errno)); + } else { + gf_smsg(THIS->name, GF_LOG_INFO, op_errno, PS_MSG_SETXATTR_INFO, + "client=%s", STACK_CLIENT_NAME(frame->root), + "error-xlator=%s", STACK_ERR_XL_NAME(frame->root), NULL); + } + goto out; + } + +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfx_common_rsp); + + GF_FREE(rsp.xdata.pairs.pairs_val); + + return 0; +} + +int +server4_fsetxattr_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, dict_t *xdata) +{ + gfx_common_rsp rsp = { + 0, + }; + rpcsvc_request_t *req = NULL; + server_state_t *state = NULL; + + dict_to_xdr(xdata, &rsp.xdata); + + if (op_ret == -1) { + state = CALL_STATE(frame); + if (op_errno != ENOTSUP) { + dict_foreach(state->dict, _gf_server_log_setxattr_failure, frame); + } + if (op_errno == ENOTSUP) { + gf_msg_debug(THIS->name, 0, "%s", strerror(op_errno)); + } else { + gf_smsg(THIS->name, GF_LOG_INFO, op_errno, PS_MSG_SETXATTR_INFO, + "client=%s", STACK_CLIENT_NAME(frame->root), + "error-xlator=%s", STACK_ERR_XL_NAME(frame->root), NULL); + } + goto out; + } + +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfx_common_rsp); + + GF_FREE(rsp.xdata.pairs.pairs_val); + + return 0; +} + +int +server4_rename_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, struct iatt *stbuf, + struct iatt *preoldparent, struct iatt *postoldparent, + struct iatt *prenewparent, struct iatt *postnewparent, + dict_t *xdata) +{ + gfx_rename_rsp rsp = { + 0, + }; + server_state_t *state = NULL; + rpcsvc_request_t *req = NULL; + char oldpar_str[50] = { + 0, + }; + char newpar_str[50] = { + 0, + }; + + dict_to_xdr(xdata, &rsp.xdata); + + state = CALL_STATE(frame); + + if (op_ret == -1) { + uuid_utoa_r(state->resolve.pargfid, oldpar_str); + uuid_utoa_r(state->resolve2.pargfid, newpar_str); + gf_smsg(this->name, GF_LOG_INFO, op_errno, PS_MSG_RENAME_INFO, + "frame=%" PRId64, frame->root->unique, "loc.path=%s", + state->loc.path, "oldpar_str=%s", oldpar_str, "resolve-name=%s", + state->resolve.bname, "loc2.path=%s", state->loc2.path, + "newpar_str=%s", newpar_str, "resolve2=%s", + state->resolve2.bname, "client=%s", + STACK_CLIENT_NAME(frame->root), "error-xlator=%s", + STACK_ERR_XL_NAME(frame->root), NULL); + goto out; + } + + server4_post_rename(frame, state, &rsp, stbuf, preoldparent, postoldparent, + prenewparent, postnewparent); +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfx_rename_rsp); + + GF_FREE(rsp.xdata.pairs.pairs_val); + + return 0; +} + +int +server4_unlink_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, struct iatt *preparent, + struct iatt *postparent, dict_t *xdata) +{ + gfx_common_2iatt_rsp rsp = { + 0, + }; + server_state_t *state = NULL; + rpcsvc_request_t *req = NULL; + + dict_to_xdr(xdata, &rsp.xdata); + + state = CALL_STATE(frame); + + if (op_ret) { + gf_smsg(this->name, fop_log_level(GF_FOP_UNLINK, op_errno), op_errno, + PS_MSG_LINK_INFO, "frame=%" PRId64, frame->root->unique, + "UNLINK_path=%s", state->loc.path, "uuid_utoa=%s", + uuid_utoa(state->resolve.pargfid), "bname=%s", + state->resolve.bname, "client=%s", + STACK_CLIENT_NAME(frame->root), "error-xlator: %s", + STACK_ERR_XL_NAME(frame->root), NULL); + goto out; + } + + /* TODO: log gfid of the inodes */ + gf_msg_trace(frame->root->client->bound_xl->name, 0, + "%" PRId64 + ": " + "UNLINK_CBK %s", + frame->root->unique, state->loc.name); + + server4_post_entry_remove(state, &rsp, preparent, postparent); + +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfx_common_2iatt_rsp); + + GF_FREE(rsp.xdata.pairs.pairs_val); + + return 0; +} + +int +server4_symlink_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, inode_t *inode, + struct iatt *stbuf, struct iatt *preparent, + struct iatt *postparent, dict_t *xdata) +{ + gfx_common_3iatt_rsp rsp = { + 0, + }; + server_state_t *state = NULL; + rpcsvc_request_t *req = NULL; + + dict_to_xdr(xdata, &rsp.xdata); + + state = CALL_STATE(frame); + + if (op_ret < 0) { + gf_smsg(this->name, GF_LOG_INFO, op_errno, PS_MSG_LINK_INFO, + "frame=%" PRId64, frame->root->unique, "SYMLINK_path= %s", + (state->loc.path) ? state->loc.path : "", "uuid_utoa=%s", + uuid_utoa(state->resolve.pargfid), "bname=%s", + state->resolve.bname, "client=%s", + STACK_CLIENT_NAME(frame->root), "error-xlator=%s", + STACK_ERR_XL_NAME(frame->root), NULL); + goto out; + } + + server4_post_common_3iatt(state, &rsp, inode, stbuf, preparent, postparent); + +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfx_common_3iatt_rsp); + + GF_FREE(rsp.xdata.pairs.pairs_val); + + return 0; +} + +int +server4_link_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, inode_t *inode, + struct iatt *stbuf, struct iatt *preparent, + struct iatt *postparent, dict_t *xdata) +{ + gfx_common_3iatt_rsp rsp = { + 0, + }; + server_state_t *state = NULL; + rpcsvc_request_t *req = NULL; + char gfid_str[50] = { + 0, + }; + char newpar_str[50] = { + 0, + }; + + dict_to_xdr(xdata, &rsp.xdata); + + state = CALL_STATE(frame); + + if (op_ret) { + uuid_utoa_r(state->resolve.gfid, gfid_str); + uuid_utoa_r(state->resolve2.pargfid, newpar_str); + + gf_smsg(this->name, GF_LOG_INFO, op_errno, PS_MSG_LINK_INFO, + "frame=%" PRId64, frame->root->unique, "LINK_path=%s", + state->loc.path, "gfid_str=%s", gfid_str, "newpar_str=%s", + newpar_str, "resolve2.bname=%s", state->resolve2.bname, + "client=%s", STACK_CLIENT_NAME(frame->root), "error-xlator=%s", + STACK_ERR_XL_NAME(frame->root), NULL); + goto out; + } + + server4_post_link(state, &rsp, inode, stbuf, preparent, postparent); + +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfx_common_3iatt_rsp); + + GF_FREE(rsp.xdata.pairs.pairs_val); + + return 0; +} + +int +server4_truncate_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, struct iatt *prebuf, + struct iatt *postbuf, dict_t *xdata) +{ + gfx_common_2iatt_rsp rsp = { + 0, + }; + server_state_t *state = NULL; + rpcsvc_request_t *req = NULL; + + dict_to_xdr(xdata, &rsp.xdata); + + if (op_ret) { + state = CALL_STATE(frame); + gf_smsg(this->name, GF_LOG_INFO, op_errno, PS_MSG_TRUNCATE_INFO, + "frame=%" PRId64, frame->root->unique, "TRUNCATE_path=%s", + state->loc.path, "uuid_utoa=%s", uuid_utoa(state->resolve.gfid), + "client=%s", STACK_CLIENT_NAME(frame->root), "error-xlator=%s", + STACK_ERR_XL_NAME(frame->root), NULL); + goto out; + } + + server4_post_common_2iatt(&rsp, prebuf, postbuf); + +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfx_common_2iatt_rsp); + + GF_FREE(rsp.xdata.pairs.pairs_val); + + return 0; +} + +int +server4_fstat_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, struct iatt *stbuf, + dict_t *xdata) +{ + gfx_common_iatt_rsp rsp = { + 0, + }; + server_state_t *state = NULL; + rpcsvc_request_t *req = NULL; + + dict_to_xdr(xdata, &rsp.xdata); + + state = CALL_STATE(frame); + if (op_ret) { + gf_smsg(this->name, fop_log_level(GF_FOP_FSTAT, op_errno), op_errno, + PS_MSG_STAT_INFO, "frame=%" PRId64, frame->root->unique, + "FSTAT_fd_no=%" PRId64, state->resolve.fd_no, "uuid_utoa=%s", + uuid_utoa(state->resolve.gfid), "client=%s", + STACK_CLIENT_NAME(frame->root), "error-xlator=%s", + STACK_ERR_XL_NAME(frame->root), NULL); + goto out; + } + + server4_post_common_iatt(state, &rsp, stbuf); + +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfx_common_iatt_rsp); + + GF_FREE(rsp.xdata.pairs.pairs_val); + + return 0; +} + +int +server4_ftruncate_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, struct iatt *prebuf, + struct iatt *postbuf, dict_t *xdata) +{ + gfx_common_2iatt_rsp rsp = {0}; + server_state_t *state = NULL; + rpcsvc_request_t *req = NULL; + + dict_to_xdr(xdata, &rsp.xdata); + + if (op_ret) { + state = CALL_STATE(frame); + gf_smsg(this->name, fop_log_level(GF_FOP_FTRUNCATE, op_errno), op_errno, + PS_MSG_TRUNCATE_INFO, "frame=%" PRId64, frame->root->unique, + "FTRUNCATE_fd_no=%" PRId64, state->resolve.fd_no, + "uuid_utoa=%s", uuid_utoa(state->resolve.gfid), "client=%s", + STACK_CLIENT_NAME(frame->root), "error-xlator=%s", + STACK_ERR_XL_NAME(frame->root), NULL); + goto out; + } + + server4_post_common_2iatt(&rsp, prebuf, postbuf); + +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfx_common_2iatt_rsp); + + GF_FREE(rsp.xdata.pairs.pairs_val); + + return 0; +} + +int +server4_flush_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, dict_t *xdata) +{ + gfx_common_rsp rsp = { + 0, + }; + server_state_t *state = NULL; + rpcsvc_request_t *req = NULL; + + dict_to_xdr(xdata, &rsp.xdata); + + if (op_ret < 0) { + state = CALL_STATE(frame); + gf_smsg(this->name, fop_log_level(GF_FOP_FLUSH, op_errno), op_errno, + PS_MSG_FLUSH_INFO, "frame=%" PRId64, frame->root->unique, + "FLUSH_fd_no=%" PRId64, state->resolve.fd_no, "uuid_utoa=%s", + uuid_utoa(state->resolve.gfid), "client=%s", + STACK_CLIENT_NAME(frame->root), "error-xlator: %s", + STACK_ERR_XL_NAME(frame->root), NULL); + goto out; + } + +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfx_common_rsp); + + GF_FREE(rsp.xdata.pairs.pairs_val); + + return 0; +} + +int +server4_fsync_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, struct iatt *prebuf, + struct iatt *postbuf, dict_t *xdata) +{ + gfx_common_2iatt_rsp rsp = { + 0, + }; + server_state_t *state = NULL; + rpcsvc_request_t *req = NULL; + + dict_to_xdr(xdata, &rsp.xdata); + + if (op_ret < 0) { + state = CALL_STATE(frame); + gf_smsg(this->name, fop_log_level(GF_FOP_FSYNC, op_errno), op_errno, + PS_MSG_SYNC_INFO, "frame=%" PRId64, frame->root->unique, + "FSYNC_fd_no=%" PRId64, state->resolve.fd_no, "uuid_utoa=%s", + uuid_utoa(state->resolve.gfid), "client=%s", + STACK_CLIENT_NAME(frame->root), "error-xlator: %s", + STACK_ERR_XL_NAME(frame->root), NULL); + goto out; + } + + server4_post_common_2iatt(&rsp, prebuf, postbuf); + +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfx_common_2iatt_rsp); + + GF_FREE(rsp.xdata.pairs.pairs_val); + + return 0; +} + +int +server4_writev_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, struct iatt *prebuf, + struct iatt *postbuf, dict_t *xdata) +{ + gfx_common_2iatt_rsp rsp = { + 0, + }; + server_state_t *state = NULL; + rpcsvc_request_t *req = NULL; + + dict_to_xdr(xdata, &rsp.xdata); + + if (op_ret < 0) { + state = CALL_STATE(frame); + gf_smsg(this->name, fop_log_level(GF_FOP_WRITE, op_errno), op_errno, + PS_MSG_WRITE_INFO, "frame=%" PRId64, frame->root->unique, + "WRITEV_fd_no=%" PRId64, state->resolve.fd_no, "uuid_utoa=%s", + uuid_utoa(state->resolve.gfid), "client=%s", + STACK_CLIENT_NAME(frame->root), "error-xlator=%s", + STACK_ERR_XL_NAME(frame->root), NULL); + goto out; + } + + server4_post_common_2iatt(&rsp, prebuf, postbuf); + +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfx_common_2iatt_rsp); + + GF_FREE(rsp.xdata.pairs.pairs_val); + + return 0; +} + +int +server4_readv_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, struct iovec *vector, + int32_t count, struct iatt *stbuf, struct iobref *iobref, + dict_t *xdata) +{ + gfx_read_rsp rsp = { + 0, + }; + server_state_t *state = NULL; + rpcsvc_request_t *req = NULL; + +#ifdef GF_TESTING_IO_XDATA + { + int ret = 0; + if (!xdata) + xdata = dict_new(); + + ret = dict_set_str(xdata, "testing-the-xdata-key", + "testing-xdata-value"); + } +#endif + dict_to_xdr(xdata, &rsp.xdata); + + if (op_ret < 0) { + state = CALL_STATE(frame); + gf_smsg(this->name, fop_log_level(GF_FOP_READ, op_errno), op_errno, + PS_MSG_READ_INFO, "frame=%" PRId64, frame->root->unique, + "READV_fd_no=%" PRId64, state->resolve.fd_no, "uuid_utoa=%s", + uuid_utoa(state->resolve.gfid), "client=%s", + STACK_CLIENT_NAME(frame->root), "error-xlator=%s", + STACK_ERR_XL_NAME(frame->root), NULL); + goto out; + } + + server4_post_readv(&rsp, stbuf, op_ret); + +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + server_submit_reply(frame, req, &rsp, vector, count, iobref, + (xdrproc_t)xdr_gfx_read_rsp); + + GF_FREE(rsp.xdata.pairs.pairs_val); + + return 0; +} + +int +server4_rchecksum_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, uint32_t weak_checksum, + uint8_t *strong_checksum, dict_t *xdata) +{ + gfx_rchecksum_rsp rsp = { + 0, + }; + rpcsvc_request_t *req = NULL; + server_state_t *state = NULL; + + dict_to_xdr(xdata, &rsp.xdata); + + if (op_ret < 0) { + state = CALL_STATE(frame); + gf_smsg(this->name, fop_log_level(GF_FOP_RCHECKSUM, op_errno), op_errno, + PS_MSG_CHKSUM_INFO, "frame=%" PRId64, frame->root->unique, + "RCHECKSUM_fd_no=%" PRId64, state->resolve.fd_no, + "uuid_utoa=%s", uuid_utoa(state->resolve.gfid), "client=%s", + STACK_CLIENT_NAME(frame->root), "error-xlator=%s", + STACK_ERR_XL_NAME(frame->root), NULL); + goto out; + } + + server4_post_rchecksum(&rsp, weak_checksum, strong_checksum); +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfx_rchecksum_rsp); + + GF_FREE(rsp.xdata.pairs.pairs_val); + + return 0; +} + +int +server4_open_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, fd_t *fd, dict_t *xdata) +{ + server_state_t *state = NULL; + rpcsvc_request_t *req = NULL; + gfx_open_rsp rsp = { + 0, + }; + + dict_to_xdr(xdata, &rsp.xdata); + + if (op_ret < 0) { + state = CALL_STATE(frame); + gf_smsg(this->name, fop_log_level(GF_FOP_OPEN, op_errno), op_errno, + PS_MSG_OPEN_INFO, "frame=%" PRId64, frame->root->unique, + "OPEN_path=%s", state->loc.path, "uuid_utoa=%s", + uuid_utoa(state->resolve.gfid), "client=%s", + STACK_CLIENT_NAME(frame->root), "error-xlator=%s", + STACK_ERR_XL_NAME(frame->root), NULL); + goto out; + } + + op_ret = server4_post_open(frame, this, &rsp, fd); + if (op_ret) + goto out; +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfx_open_rsp); + GF_FREE(rsp.xdata.pairs.pairs_val); + + return 0; +} + +int +server4_create_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, fd_t *fd, inode_t *inode, + struct iatt *stbuf, struct iatt *preparent, + struct iatt *postparent, dict_t *xdata) +{ + server_state_t *state = NULL; + rpcsvc_request_t *req = NULL; + uint64_t fd_no = 0; + gfx_create_rsp rsp = { + 0, + }; + + dict_to_xdr(xdata, &rsp.xdata); + + state = CALL_STATE(frame); + + if (op_ret < 0) { + gf_smsg( + this->name, GF_LOG_INFO, op_errno, PS_MSG_CREATE_INFO, + "frame=%" PRId64, frame->root->unique, "path=%s", state->loc.path, + "uuid_utoa=%s", uuid_utoa(state->resolve.pargfid), "bname=%s", + state->resolve.bname, "client=%s", STACK_CLIENT_NAME(frame->root), + "error-xlator=%s", STACK_ERR_XL_NAME(frame->root), NULL); + goto out; + } + + /* TODO: log gfid too */ + gf_msg_trace(frame->root->client->bound_xl->name, 0, + "%" PRId64 + ": " + "CREATE %s (%s)", + frame->root->unique, state->loc.name, + uuid_utoa(stbuf->ia_gfid)); + + op_ret = server4_post_create(frame, &rsp, state, this, fd, inode, stbuf, + preparent, postparent); + if (op_ret) { + op_errno = -op_ret; + op_ret = -1; + goto out; + } + +out: + if (op_ret) + rsp.fd = fd_no; + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfx_create_rsp); + + GF_FREE(rsp.xdata.pairs.pairs_val); + + return 0; +} + +int +server4_readlink_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, const char *buf, + struct iatt *stbuf, dict_t *xdata) +{ + gfx_readlink_rsp rsp = { + 0, + }; + server_state_t *state = NULL; + rpcsvc_request_t *req = NULL; + + dict_to_xdr(xdata, &rsp.xdata); + + if (op_ret < 0) { + state = CALL_STATE(frame); + gf_smsg(this->name, GF_LOG_INFO, op_errno, PS_MSG_LINK_INFO, + "frame=%" PRId64, frame->root->unique, "READLINK_path=%s", + state->loc.path, "uuid_utoa=%s", uuid_utoa(state->resolve.gfid), + "client=%s", STACK_CLIENT_NAME(frame->root), "error-xlator=%s", + STACK_ERR_XL_NAME(frame->root), NULL); + goto out; + } + + server4_post_readlink(&rsp, stbuf, buf); +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + if (!rsp.path) + rsp.path = ""; + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfx_readlink_rsp); + + GF_FREE(rsp.xdata.pairs.pairs_val); + + return 0; +} + +int +server4_stat_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, struct iatt *stbuf, + dict_t *xdata) +{ + gfx_common_iatt_rsp rsp = { + 0, + }; + server_state_t *state = NULL; + rpcsvc_request_t *req = NULL; + + dict_to_xdr(xdata, &rsp.xdata); + + state = CALL_STATE(frame); + if (op_ret) { + gf_smsg(this->name, fop_log_level(GF_FOP_STAT, op_errno), op_errno, + PS_MSG_STAT_INFO, "frame=%" PRId64, frame->root->unique, + "path=%s", (state->loc.path) ? state->loc.path : "", + "uuid_utoa=%s", uuid_utoa(state->resolve.gfid), "client=%s", + STACK_CLIENT_NAME(frame->root), "error-xlator=%s", + STACK_ERR_XL_NAME(frame->root), NULL); + goto out; + } + + server4_post_common_iatt(state, &rsp, stbuf); +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfx_common_iatt_rsp); + + GF_FREE(rsp.xdata.pairs.pairs_val); + + return 0; +} + +int +server4_setattr_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, struct iatt *statpre, + struct iatt *statpost, dict_t *xdata) +{ + gfx_common_2iatt_rsp rsp = { + 0, + }; + server_state_t *state = NULL; + rpcsvc_request_t *req = NULL; + + dict_to_xdr(xdata, &rsp.xdata); + + if (op_ret) { + state = CALL_STATE(frame); + gf_smsg(this->name, GF_LOG_INFO, op_errno, PS_MSG_SETATTR_INFO, + "frame=%" PRId64, frame->root->unique, "path=%s", + (state->loc.path) ? state->loc.path : "", "uuid_utoa=%s", + uuid_utoa(state->resolve.gfid), "client=%s", + STACK_CLIENT_NAME(frame->root), "error-xlator=%s", + STACK_ERR_XL_NAME(frame->root), NULL); + goto out; + } + + server4_post_common_2iatt(&rsp, statpre, statpost); + +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfx_common_2iatt_rsp); + + GF_FREE(rsp.xdata.pairs.pairs_val); + + return 0; +} + +int +server4_fsetattr_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, struct iatt *statpre, + struct iatt *statpost, dict_t *xdata) +{ + gfx_common_2iatt_rsp rsp = { + 0, + }; + server_state_t *state = NULL; + rpcsvc_request_t *req = NULL; + + dict_to_xdr(xdata, &rsp.xdata); + + if (op_ret) { + state = CALL_STATE(frame); + gf_smsg(this->name, fop_log_level(GF_FOP_FSETATTR, op_errno), op_errno, + PS_MSG_SETATTR_INFO, "frame=%" PRId64, + "FSETATTR_fd_no=%" PRId64, state->resolve.fd_no, "uuid_utoa=%s", + uuid_utoa(state->resolve.gfid), "client=%s", + STACK_CLIENT_NAME(frame->root), "error-xlator=%s", + STACK_ERR_XL_NAME(frame->root), NULL); + goto out; + } + + server4_post_common_2iatt(&rsp, statpre, statpost); + +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfx_common_2iatt_rsp); + + GF_FREE(rsp.xdata.pairs.pairs_val); + + return 0; +} + +int +server4_xattrop_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, dict_t *dict, + dict_t *xdata) +{ + gfx_common_dict_rsp rsp = { + 0, + }; + server_state_t *state = NULL; + rpcsvc_request_t *req = NULL; + + dict_to_xdr(xdata, &rsp.xdata); + + if (op_ret < 0) { + state = CALL_STATE(frame); + gf_smsg(this->name, fop_log_level(GF_FOP_XATTROP, op_errno), op_errno, + PS_MSG_XATTROP_INFO, "frame=%" PRId64, frame->root->unique, + "path=%s", state->loc.path, "uuid_utoa=%s", + uuid_utoa(state->resolve.gfid), "client=%s", + STACK_CLIENT_NAME(frame->root), "error-xlator=%s", + STACK_ERR_XL_NAME(frame->root), NULL); + goto out; + } + + dict_to_xdr(dict, &rsp.dict); +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfx_common_dict_rsp); + + GF_FREE(rsp.dict.pairs.pairs_val); + + GF_FREE(rsp.xdata.pairs.pairs_val); + + return 0; +} + +int +server4_fxattrop_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, dict_t *dict, + dict_t *xdata) +{ + gfx_common_dict_rsp rsp = { + 0, + }; + server_state_t *state = NULL; + rpcsvc_request_t *req = NULL; + + dict_to_xdr(xdata, &rsp.xdata); + + if (op_ret < 0) { + state = CALL_STATE(frame); + gf_smsg(this->name, fop_log_level(GF_FOP_FXATTROP, op_errno), op_errno, + PS_MSG_XATTROP_INFO, "frame=%" PRId64, frame->root->unique, + "FXATTROP_fd_no=%" PRId64, state->resolve.fd_no, "uuid_utoa=%s", + uuid_utoa(state->resolve.gfid), "client=%s", + STACK_CLIENT_NAME(frame->root), "error-xlator=%s", + STACK_ERR_XL_NAME(frame->root), NULL); + goto out; + } + + dict_to_xdr(dict, &rsp.dict); + +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfx_common_dict_rsp); + + GF_FREE(rsp.dict.pairs.pairs_val); + + GF_FREE(rsp.xdata.pairs.pairs_val); + + return 0; +} + +int +server4_readdirp_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, gf_dirent_t *entries, + dict_t *xdata) +{ + gfx_readdirp_rsp rsp = { + 0, + }; + server_state_t *state = NULL; + rpcsvc_request_t *req = NULL; + int ret = 0; + + state = CALL_STATE(frame); + + dict_to_xdr(xdata, &rsp.xdata); + + if (op_ret < 0) { + state = CALL_STATE(frame); + gf_smsg(this->name, fop_log_level(GF_FOP_READDIRP, op_errno), op_errno, + PS_MSG_DIR_INFO, "frame=%" PRId64, frame->root->unique, + "READDIRP_fd_no=%" PRId64, state->resolve.fd_no, "uuid_utoa=%s", + uuid_utoa(state->resolve.gfid), "client=%s", + STACK_CLIENT_NAME(frame->root), "error-xlator=%s", + STACK_ERR_XL_NAME(frame->root), NULL); + goto out; + } + + /* (op_ret == 0) is valid, and means EOF */ + if (op_ret) { + ret = server4_post_readdirp(&rsp, entries); + if (ret == -1) { + op_ret = -1; + op_errno = ENOMEM; + goto out; + } + } + + gf_link_inodes_from_dirent(this, state->fd->inode, entries); + +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfx_readdirp_rsp); + + GF_FREE(rsp.xdata.pairs.pairs_val); + + readdirp_rsp_cleanup_v2(&rsp); + + return 0; +} + +int +server4_fallocate_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, struct iatt *statpre, + struct iatt *statpost, dict_t *xdata) +{ + gfx_common_2iatt_rsp rsp = { + 0, + }; + server_state_t *state = NULL; + rpcsvc_request_t *req = NULL; + + dict_to_xdr(xdata, &rsp.xdata); + + if (op_ret) { + state = CALL_STATE(frame); + gf_smsg(this->name, fop_log_level(GF_FOP_FALLOCATE, op_errno), op_errno, + PS_MSG_ALLOC_INFO, "frame=%" PRId64, frame->root->unique, + "FALLOCATE_fd_no=%" PRId64, state->resolve.fd_no, + "uuid_utoa=%s", uuid_utoa(state->resolve.gfid), "client=%s", + STACK_CLIENT_NAME(frame->root), "error-xlator=%s", + STACK_ERR_XL_NAME(frame->root), NULL); + goto out; + } + + server4_post_common_2iatt(&rsp, statpre, statpost); + +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfx_common_2iatt_rsp); + + GF_FREE(rsp.xdata.pairs.pairs_val); + + return 0; +} + +int +server4_discard_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, struct iatt *statpre, + struct iatt *statpost, dict_t *xdata) +{ + gfx_common_2iatt_rsp rsp = { + 0, + }; + server_state_t *state = NULL; + rpcsvc_request_t *req = NULL; + + dict_to_xdr(xdata, &rsp.xdata); + + if (op_ret) { + state = CALL_STATE(frame); + gf_smsg(this->name, fop_log_level(GF_FOP_DISCARD, op_errno), op_errno, + PS_MSG_DISCARD_INFO, "frame=%" PRId64, frame->root->unique, + "fd_no=%" PRId64, state->resolve.fd_no, "uuid_utoa=%s", + uuid_utoa(state->resolve.gfid), "client=%s", + STACK_CLIENT_NAME(frame->root), "error-xlator: %s", + STACK_ERR_XL_NAME(frame->root), NULL); + goto out; + } + + server4_post_common_2iatt(&rsp, statpre, statpost); + +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfx_common_2iatt_rsp); + + GF_FREE(rsp.xdata.pairs.pairs_val); + + return 0; +} + +int +server4_zerofill_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, struct iatt *statpre, + struct iatt *statpost, dict_t *xdata) +{ + gfx_common_2iatt_rsp rsp = { + 0, + }; + server_state_t *state = NULL; + rpcsvc_request_t *req = NULL; + + req = frame->local; + state = CALL_STATE(frame); + + dict_to_xdr(xdata, &rsp.xdata); + + if (op_ret) { + gf_smsg(this->name, fop_log_level(GF_FOP_ZEROFILL, op_errno), op_errno, + PS_MSG_ZEROFILL_INFO, "frame=%" PRId64, frame->root->unique, + "fd_no=%" PRId64, state->resolve.fd_no, "uuid_utoa=%s", + uuid_utoa(state->resolve.gfid), "client=%s", + STACK_CLIENT_NAME(frame->root), "error-xlator=%s", + STACK_ERR_XL_NAME(frame->root), NULL); + goto out; + } + + server4_post_common_2iatt(&rsp, statpre, statpost); + +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfx_common_2iatt_rsp); + + GF_FREE(rsp.xdata.pairs.pairs_val); + + return 0; +} + +int +server4_ipc_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, dict_t *xdata) +{ + gfx_common_rsp rsp = { + 0, + }; + server_state_t *state = NULL; + rpcsvc_request_t *req = NULL; + + req = frame->local; + state = CALL_STATE(frame); + + dict_to_xdr(xdata, &rsp.xdata); + + if (op_ret) { + gf_smsg(this->name, GF_LOG_INFO, op_errno, PS_MSG_SERVER_IPC_INFO, + "frame=%" PRId64, frame->root->unique, "IPC=%" PRId64, + state->resolve.fd_no, "uuid_utoa=%s", + uuid_utoa(state->resolve.gfid), "client=%s", + STACK_CLIENT_NAME(frame->root), "error-xlator=%s", + STACK_ERR_XL_NAME(frame->root), NULL); + goto out; + } + +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfx_common_rsp); + + GF_FREE(rsp.xdata.pairs.pairs_val); + + return 0; +} + +int +server4_seek_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, off_t offset, dict_t *xdata) +{ + struct gfx_seek_rsp rsp = { + 0, + }; + server_state_t *state = NULL; + rpcsvc_request_t *req = NULL; + + req = frame->local; + state = CALL_STATE(frame); + + dict_to_xdr(xdata, &rsp.xdata); + + if (op_ret) { + gf_smsg(this->name, fop_log_level(GF_FOP_SEEK, op_errno), op_errno, + PS_MSG_SEEK_INFO, "frame=%" PRId64, frame->root->unique, + "fd_no=%" PRId64, state->resolve.fd_no, "uuid_utoa=%s", + uuid_utoa(state->resolve.gfid), "client=%s", + STACK_CLIENT_NAME(frame->root), "error-xlator=%s", + STACK_ERR_XL_NAME(frame->root), NULL); + goto out; + } + + server4_post_seek(&rsp, offset); +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfx_seek_rsp); + + GF_FREE(rsp.xdata.pairs.pairs_val); + + return 0; +} + +static int +server4_setactivelk_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, dict_t *xdata) +{ + gfx_common_rsp rsp = { + 0, + }; + server_state_t *state = NULL; + rpcsvc_request_t *req = NULL; + + state = CALL_STATE(frame); + + dict_to_xdr(xdata, &rsp.xdata); + + if (op_ret < 0) { + state = CALL_STATE(frame); + gf_smsg(this->name, GF_LOG_INFO, op_errno, PS_MSG_SETACTIVELK_INFO, + "frame=%" PRId64, frame->root->unique, "path==%s", + state->loc.path, "uuid_utoa=%s", uuid_utoa(state->resolve.gfid), + "client=%s", STACK_CLIENT_NAME(frame->root), "error-xlator=%s", + STACK_ERR_XL_NAME(frame->root), NULL); + goto out; + } + +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfx_common_rsp); + + GF_FREE(rsp.xdata.pairs.pairs_val); + + return 0; +} + +int +server4_namelink_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, struct iatt *prebuf, + struct iatt *postbuf, dict_t *xdata) +{ + gfx_common_2iatt_rsp rsp = { + 0, + }; + rpcsvc_request_t *req = NULL; + + dict_to_xdr(xdata, &rsp.xdata); + if (op_ret < 0) + goto out; + + gfx_stat_from_iattx(&rsp.prestat, prebuf); + gfx_stat_from_iattx(&rsp.poststat, postbuf); + + /** + * no point in linking inode here -- there's no stbuf anyway and a + * lookup() for this name entry would be a negative lookup. + */ + +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfx_common_2iatt_rsp); + + GF_FREE(rsp.xdata.pairs.pairs_val); + + return 0; +} + +int +server4_icreate_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, inode_t *inode, + struct iatt *stbuf, dict_t *xdata) +{ + server_state_t *state = NULL; + inode_t *link_inode = NULL; + rpcsvc_request_t *req = NULL; + gfx_common_iatt_rsp rsp = { + 0, + }; + + dict_to_xdr(xdata, &rsp.xdata); + state = CALL_STATE(frame); + + if (op_ret < 0) { + gf_smsg(this->name, GF_LOG_INFO, op_errno, PS_MSG_CREATE_INFO, + "frame=%" PRId64, uuid_utoa(state->resolve.gfid), + "ICREATE_gfid=%s", uuid_utoa(state->resolve.gfid), + "op_errno=%s", strerror(op_errno), NULL); + goto out; + } + + gf_msg_trace(frame->root->client->bound_xl->name, 0, + "%" PRId64 + ": " + "ICREATE [%s]", + frame->root->unique, uuid_utoa(stbuf->ia_gfid)); + + link_inode = inode_link(inode, state->loc.parent, state->loc.name, stbuf); + + if (!link_inode) { + op_ret = -1; + op_errno = ENOENT; + goto out; + } + + inode_lookup(link_inode); + inode_unref(link_inode); + + gfx_stat_from_iattx(&rsp.stat, stbuf); + +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfx_common_iatt_rsp); + + GF_FREE(rsp.xdata.pairs.pairs_val); + + return 0; +} + +int +server4_put_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, inode_t *inode, + struct iatt *stbuf, struct iatt *preparent, + struct iatt *postparent, dict_t *xdata) +{ + server_state_t *state = NULL; + rpcsvc_request_t *req = NULL; + gfx_common_3iatt_rsp rsp = { + 0, + }; + + dict_to_xdr(xdata, &rsp.xdata); + + state = CALL_STATE(frame); + + if (op_ret < 0) { + gf_smsg( + this->name, GF_LOG_INFO, op_errno, PS_MSG_PUT_INFO, + "frame=%" PRId64, frame->root->unique, "path=%s", state->loc.path, + "uuid_utoa=%s", uuid_utoa(state->resolve.pargfid), "bname=%s", + state->resolve.bname, "client=%s", STACK_CLIENT_NAME(frame->root), + "error-xlator=%s", STACK_ERR_XL_NAME(frame->root), NULL); + goto out; + } + + gf_msg_trace(frame->root->client->bound_xl->name, 0, + "%" PRId64 + ": " + "PUT %s (%s)", + frame->root->unique, state->loc.name, + uuid_utoa(stbuf->ia_gfid)); + + server4_post_common_3iatt(state, &rsp, inode, stbuf, preparent, postparent); + +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfx_common_3iatt_rsp); + + GF_FREE(rsp.xdata.pairs.pairs_val); + + return 0; +} + +int +server4_copy_file_range_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, + struct iatt *stbuf, struct iatt *prebuf_dst, + struct iatt *postbuf_dst, dict_t *xdata) +{ + gfx_common_3iatt_rsp rsp = { + 0, + }; + server_state_t *state = NULL; + rpcsvc_request_t *req = NULL; + char in_gfid[GF_UUID_BUF_SIZE] = {0}; + char out_gfid[GF_UUID_BUF_SIZE] = {0}; + + dict_to_xdr(xdata, &rsp.xdata); + + if (op_ret < 0) { + state = CALL_STATE(frame); + + uuid_utoa_r(state->resolve.gfid, in_gfid); + uuid_utoa_r(state->resolve2.gfid, out_gfid); + + gf_smsg(this->name, fop_log_level(GF_FOP_COPY_FILE_RANGE, op_errno), + op_errno, PS_MSG_WRITE_INFO, "frame=%" PRId64, + frame->root->unique, "COPY_FILE_RANGE_fd_no=%" PRId64, + state->resolve.fd_no, "in_gfid=%s", in_gfid, + "resolve2_fd_no=%" PRId64, state->resolve2.fd_no, "out_gfid=%s", + out_gfid, "client=%s", STACK_CLIENT_NAME(frame->root), + "error-xlator=%s", STACK_ERR_XL_NAME(frame->root), NULL); + goto out; + } + + /* + * server4_post_common_3iatt (ex: used by server4_put_cbk and some + * other cbks) also performs inode linking along with copying of 3 + * iatt structures to the response. But, for copy_file_range, linking + * of inode is not needed. Therefore a new function is used to + * construct the response using 3 iatt structures. + * @stbuf: iatt or stat of the source file (or fd) + * @prebuf_dst: iatt or stat of destination file (or fd) before the fop + * @postbuf_dst: iatt or stat of destination file (or fd) after the fop + */ + server4_post_common_3iatt_noinode(&rsp, stbuf, prebuf_dst, postbuf_dst); + +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfx_common_3iatt_rsp); + + GF_FREE(rsp.xdata.pairs.pairs_val); + + return 0; +} + +/* Resume function section */ + +int +server4_rchecksum_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + int op_ret = 0; + int op_errno = EINVAL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) { + op_ret = state->resolve.op_ret; + op_errno = state->resolve.op_errno; + goto err; + } + + STACK_WIND(frame, server4_rchecksum_cbk, bound_xl, + bound_xl->fops->rchecksum, state->fd, state->offset, state->size, + state->xdata); + + return 0; +err: + server4_rchecksum_cbk(frame, NULL, frame->this, op_ret, op_errno, 0, NULL, + NULL); + + return 0; +} + +int +server4_lease_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + STACK_WIND(frame, server4_lease_cbk, bound_xl, bound_xl->fops->lease, + &state->loc, &state->lease, state->xdata); + + return 0; + +err: + server4_lease_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL, NULL); + return 0; +} + +int +server4_put_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + state->loc.inode = inode_new(state->itable); + + STACK_WIND(frame, server4_put_cbk, bound_xl, bound_xl->fops->put, + &(state->loc), state->mode, state->umask, state->flags, + state->payload_vector, state->payload_count, state->offset, + state->iobref, state->dict, state->xdata); + + return 0; +err: + server4_put_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL, NULL, NULL, NULL, NULL); + return 0; +} + +int +server4_lk_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + STACK_WIND(frame, server4_lk_cbk, bound_xl, bound_xl->fops->lk, state->fd, + state->cmd, &state->flock, state->xdata); + + return 0; + +err: + server4_lk_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL, NULL); + return 0; +} + +int +server4_rename_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + int op_ret = 0; + int op_errno = 0; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) { + op_ret = state->resolve.op_ret; + op_errno = state->resolve.op_errno; + goto err; + } + + if (state->resolve2.op_ret != 0) { + op_ret = state->resolve2.op_ret; + op_errno = state->resolve2.op_errno; + goto err; + } + + STACK_WIND(frame, server4_rename_cbk, bound_xl, bound_xl->fops->rename, + &state->loc, &state->loc2, state->xdata); + return 0; +err: + server4_rename_cbk(frame, NULL, frame->this, op_ret, op_errno, NULL, NULL, + NULL, NULL, NULL, NULL); + return 0; +} + +int +server4_link_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + int op_ret = 0; + int op_errno = 0; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) { + op_ret = state->resolve.op_ret; + op_errno = state->resolve.op_errno; + goto err; + } + + if (state->resolve2.op_ret != 0) { + op_ret = state->resolve2.op_ret; + op_errno = state->resolve2.op_errno; + goto err; + } + + state->loc2.inode = inode_ref(state->loc.inode); + + STACK_WIND(frame, server4_link_cbk, bound_xl, bound_xl->fops->link, + &state->loc, &state->loc2, state->xdata); + + return 0; +err: + server4_link_cbk(frame, NULL, frame->this, op_ret, op_errno, NULL, NULL, + NULL, NULL, NULL); + return 0; +} + +int +server4_symlink_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + state->loc.inode = inode_new(state->itable); + + STACK_WIND(frame, server4_symlink_cbk, bound_xl, bound_xl->fops->symlink, + state->name, &state->loc, state->umask, state->xdata); + + return 0; +err: + server4_symlink_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL, NULL, NULL, NULL, NULL); + return 0; +} + +int +server4_access_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + STACK_WIND(frame, server4_access_cbk, bound_xl, bound_xl->fops->access, + &state->loc, state->mask, state->xdata); + return 0; +err: + server4_access_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL); + return 0; +} + +int +server4_fentrylk_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + GF_UNUSED int ret = -1; + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + if (!state->xdata) + state->xdata = dict_new(); + + if (state->xdata) + ret = dict_set_str(state->xdata, "connection-id", + frame->root->client->client_uid); + + STACK_WIND(frame, server4_fentrylk_cbk, bound_xl, bound_xl->fops->fentrylk, + state->volume, state->fd, state->name, state->cmd, state->type, + state->xdata); + + return 0; +err: + server4_fentrylk_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL); + return 0; +} + +int +server4_entrylk_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + GF_UNUSED int ret = -1; + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + if (!state->xdata) + state->xdata = dict_new(); + + if (state->xdata) + ret = dict_set_str(state->xdata, "connection-id", + frame->root->client->client_uid); + + STACK_WIND(frame, server4_entrylk_cbk, bound_xl, bound_xl->fops->entrylk, + state->volume, &state->loc, state->name, state->cmd, state->type, + state->xdata); + return 0; +err: + server4_entrylk_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL); + return 0; +} + +int +server4_finodelk_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + GF_UNUSED int ret = -1; + server_state_t *state = NULL; + + gf_msg_debug(bound_xl->name, 0, "frame %p, xlator %p", frame, bound_xl); + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + if (!state->xdata) + state->xdata = dict_new(); + + if (state->xdata) + ret = dict_set_str(state->xdata, "connection-id", + frame->root->client->client_uid); + + STACK_WIND(frame, server4_finodelk_cbk, bound_xl, bound_xl->fops->finodelk, + state->volume, state->fd, state->cmd, &state->flock, + state->xdata); + + return 0; +err: + server4_finodelk_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL); + + return 0; +} + +int +server4_inodelk_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + GF_UNUSED int ret = -1; + server_state_t *state = NULL; + + gf_msg_debug(bound_xl->name, 0, "frame %p, xlator %p", frame, bound_xl); + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + if (!state->xdata) + state->xdata = dict_new(); + + if (state->xdata) + ret = dict_set_str(state->xdata, "connection-id", + frame->root->client->client_uid); + + STACK_WIND(frame, server4_inodelk_cbk, bound_xl, bound_xl->fops->inodelk, + state->volume, &state->loc, state->cmd, &state->flock, + state->xdata); + return 0; +err: + server4_inodelk_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL); + return 0; +} + +int +server4_rmdir_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + STACK_WIND(frame, server4_rmdir_cbk, bound_xl, bound_xl->fops->rmdir, + &state->loc, state->flags, state->xdata); + return 0; +err: + server4_rmdir_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL, NULL, NULL); + return 0; +} + +int +server4_mkdir_resume(call_frame_t *frame, xlator_t *bound_xl) + +{ + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + state->loc.inode = inode_new(state->itable); + + STACK_WIND(frame, server4_mkdir_cbk, bound_xl, bound_xl->fops->mkdir, + &(state->loc), state->mode, state->umask, state->xdata); + + return 0; +err: + server4_mkdir_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL, NULL, NULL, NULL, NULL); + return 0; +} + +int +server4_mknod_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + state->loc.inode = inode_new(state->itable); + + STACK_WIND(frame, server4_mknod_cbk, bound_xl, bound_xl->fops->mknod, + &(state->loc), state->mode, state->dev, state->umask, + state->xdata); + + return 0; +err: + server4_mknod_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL, NULL, NULL, NULL, NULL); + return 0; +} + +int +server4_fsyncdir_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + STACK_WIND(frame, server4_fsyncdir_cbk, bound_xl, bound_xl->fops->fsyncdir, + state->fd, state->flags, state->xdata); + return 0; + +err: + server4_fsyncdir_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL); + return 0; +} + +int +server4_readdir_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + GF_ASSERT(state->fd); + + STACK_WIND(frame, server4_readdir_cbk, bound_xl, bound_xl->fops->readdir, + state->fd, state->size, state->offset, state->xdata); + + return 0; +err: + server4_readdir_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL, NULL); + return 0; +} + +int +server4_readdirp_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + STACK_WIND(frame, server4_readdirp_cbk, bound_xl, bound_xl->fops->readdirp, + state->fd, state->size, state->offset, state->xdata); + + return 0; +err: + server4_readdirp_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL, NULL); + return 0; +} + +int +server4_opendir_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + state->fd = fd_create(state->loc.inode, frame->root->pid); + if (!state->fd) { + gf_smsg("server", GF_LOG_ERROR, 0, PS_MSG_FD_CREATE_FAILED, NULL); + goto err; + } + + STACK_WIND(frame, server4_opendir_cbk, bound_xl, bound_xl->fops->opendir, + &state->loc, state->fd, state->xdata); + return 0; +err: + server4_opendir_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL, NULL); + return 0; +} + +int +server4_statfs_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + STACK_WIND(frame, server4_statfs_cbk, bound_xl, bound_xl->fops->statfs, + &state->loc, state->xdata); + return 0; + +err: + server4_statfs_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL, NULL); + return 0; +} + +int +server4_removexattr_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + STACK_WIND(frame, server4_removexattr_cbk, bound_xl, + bound_xl->fops->removexattr, &state->loc, state->name, + state->xdata); + return 0; +err: + server4_removexattr_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL); + return 0; +} + +int +server4_fremovexattr_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + STACK_WIND(frame, server4_fremovexattr_cbk, bound_xl, + bound_xl->fops->fremovexattr, state->fd, state->name, + state->xdata); + return 0; +err: + server4_fremovexattr_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL); + return 0; +} + +int +server4_fgetxattr_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + STACK_WIND(frame, server4_fgetxattr_cbk, bound_xl, + bound_xl->fops->fgetxattr, state->fd, state->name, state->xdata); + return 0; +err: + server4_fgetxattr_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL, NULL); + return 0; +} + +int +server4_xattrop_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + STACK_WIND(frame, server4_xattrop_cbk, bound_xl, bound_xl->fops->xattrop, + &state->loc, state->flags, state->dict, state->xdata); + return 0; +err: + server4_xattrop_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL, NULL); + return 0; +} + +int +server4_fxattrop_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + STACK_WIND(frame, server4_fxattrop_cbk, bound_xl, bound_xl->fops->fxattrop, + state->fd, state->flags, state->dict, state->xdata); + return 0; +err: + server4_fxattrop_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL, NULL); + return 0; +} + +int +server4_fsetxattr_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + STACK_WIND(frame, server4_setxattr_cbk, bound_xl, bound_xl->fops->fsetxattr, + state->fd, state->dict, state->flags, state->xdata); + return 0; +err: + server4_fsetxattr_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL); + + return 0; +} + +int +server4_unlink_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + STACK_WIND(frame, server4_unlink_cbk, bound_xl, bound_xl->fops->unlink, + &state->loc, state->flags, state->xdata); + return 0; +err: + server4_unlink_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL, NULL, NULL); + return 0; +} + +int +server4_truncate_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + STACK_WIND(frame, server4_truncate_cbk, bound_xl, bound_xl->fops->truncate, + &state->loc, state->offset, state->xdata); + return 0; +err: + server4_truncate_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL, NULL, NULL); + return 0; +} + +int +server4_fstat_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + STACK_WIND(frame, server4_fstat_cbk, bound_xl, bound_xl->fops->fstat, + state->fd, state->xdata); + return 0; +err: + server4_fstat_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL, NULL); + return 0; +} + +int +server4_setxattr_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + STACK_WIND(frame, server4_setxattr_cbk, bound_xl, bound_xl->fops->setxattr, + &state->loc, state->dict, state->flags, state->xdata); + return 0; +err: + server4_setxattr_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL); + + return 0; +} + +int +server4_getxattr_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + STACK_WIND(frame, server4_getxattr_cbk, bound_xl, bound_xl->fops->getxattr, + &state->loc, state->name, state->xdata); + return 0; +err: + server4_getxattr_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL, NULL); + return 0; +} + +int +server4_ftruncate_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + STACK_WIND(frame, server4_ftruncate_cbk, bound_xl, + bound_xl->fops->ftruncate, state->fd, state->offset, + state->xdata); + return 0; +err: + server4_ftruncate_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL, NULL, NULL); + + return 0; +} + +int +server4_flush_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + STACK_WIND(frame, server4_flush_cbk, bound_xl, bound_xl->fops->flush, + state->fd, state->xdata); + return 0; +err: + server4_flush_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL); + + return 0; +} + +int +server4_fsync_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + STACK_WIND(frame, server4_fsync_cbk, bound_xl, bound_xl->fops->fsync, + state->fd, state->flags, state->xdata); + return 0; +err: + server4_fsync_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL, NULL, NULL); + + return 0; +} + +int +server4_writev_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + STACK_WIND(frame, server4_writev_cbk, bound_xl, bound_xl->fops->writev, + state->fd, state->payload_vector, state->payload_count, + state->offset, state->flags, state->iobref, state->xdata); + + return 0; +err: + server4_writev_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL, NULL, NULL); + return 0; +} + +int +server4_readv_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + STACK_WIND(frame, server4_readv_cbk, bound_xl, bound_xl->fops->readv, + state->fd, state->size, state->offset, state->flags, + state->xdata); + + return 0; +err: + server4_readv_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL, 0, NULL, NULL, NULL); + return 0; +} + +int +server4_create_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + state->loc.inode = inode_new(state->itable); + + state->fd = fd_create(state->loc.inode, frame->root->pid); + if (!state->fd) { + gf_smsg("server", GF_LOG_ERROR, 0, PS_MSG_FD_CREATE_FAILED, "inode=%s", + state->loc.inode ? uuid_utoa(state->loc.inode->gfid) : NULL, + NULL); + state->resolve.op_ret = -1; + state->resolve.op_errno = ENOMEM; + goto err; + } + state->fd->flags = state->flags; + + STACK_WIND(frame, server4_create_cbk, bound_xl, bound_xl->fops->create, + &(state->loc), state->flags, state->mode, state->umask, + state->fd, state->xdata); + + return 0; +err: + server4_create_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL, NULL, NULL, NULL, NULL, + NULL); + return 0; +} + +int +server4_open_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + state->fd = fd_create(state->loc.inode, frame->root->pid); + state->fd->flags = state->flags; + + STACK_WIND(frame, server4_open_cbk, bound_xl, bound_xl->fops->open, + &state->loc, state->flags, state->fd, state->xdata); + + return 0; +err: + server4_open_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL, NULL); + return 0; +} + +int +server4_readlink_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + STACK_WIND(frame, server4_readlink_cbk, bound_xl, bound_xl->fops->readlink, + &state->loc, state->size, state->xdata); + return 0; +err: + server4_readlink_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL, NULL, NULL); + return 0; +} + +int +server4_fsetattr_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + STACK_WIND(frame, server4_fsetattr_cbk, bound_xl, bound_xl->fops->fsetattr, + state->fd, &state->stbuf, state->valid, state->xdata); + return 0; +err: + server4_fsetattr_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL, NULL, NULL); + + return 0; +} + +int +server4_setattr_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + STACK_WIND(frame, server4_setattr_cbk, bound_xl, bound_xl->fops->setattr, + &state->loc, &state->stbuf, state->valid, state->xdata); + return 0; +err: + server4_setattr_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL, NULL, NULL); + + return 0; +} + +int +server4_stat_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + STACK_WIND(frame, server4_stat_cbk, bound_xl, bound_xl->fops->stat, + &state->loc, state->xdata); + return 0; +err: + server4_stat_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL, NULL); + return 0; +} + +int +server4_lookup_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + if (!state->loc.inode) + state->loc.inode = server_inode_new(state->itable, state->loc.gfid); + else + state->is_revalidate = 1; + + STACK_WIND(frame, server4_lookup_cbk, bound_xl, bound_xl->fops->lookup, + &state->loc, state->xdata); + + return 0; +err: + server4_lookup_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL, NULL, NULL, NULL); + + return 0; +} + +int +server4_fallocate_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + STACK_WIND(frame, server4_fallocate_cbk, bound_xl, + bound_xl->fops->fallocate, state->fd, state->flags, + state->offset, state->size, state->xdata); + return 0; +err: + server4_fallocate_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL, NULL, NULL); + + return 0; +} + +int +server4_discard_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + STACK_WIND(frame, server4_discard_cbk, bound_xl, bound_xl->fops->discard, + state->fd, state->offset, state->size, state->xdata); + return 0; +err: + server4_discard_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL, NULL, NULL); + + return 0; +} + +int +server4_zerofill_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + STACK_WIND(frame, server4_zerofill_cbk, bound_xl, bound_xl->fops->zerofill, + state->fd, state->offset, state->size, state->xdata); + return 0; +err: + server4_zerofill_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL, NULL, NULL); + + return 0; +} + +int +server4_seek_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + STACK_WIND(frame, server4_seek_cbk, bound_xl, bound_xl->fops->seek, + state->fd, state->offset, state->what, state->xdata); + return 0; +err: + server4_seek_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, 0, NULL); + + return 0; +} + +static int +server4_getactivelk_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, + lock_migration_info_t *locklist, dict_t *xdata) +{ + gfx_getactivelk_rsp rsp = { + 0, + }; + server_state_t *state = NULL; + rpcsvc_request_t *req = NULL; + int ret = 0; + + state = CALL_STATE(frame); + + dict_to_xdr(xdata, &rsp.xdata); + + if (op_ret < 0) { + state = CALL_STATE(frame); + + gf_smsg(this->name, GF_LOG_INFO, op_errno, PS_MSG_GETACTIVELK_INFO, + "frame=%" PRId64, frame->root->unique, "path=%s", + state->loc.path, "gfid=%s", uuid_utoa(state->resolve.gfid), + "client=%s", STACK_CLIENT_NAME(frame->root), "error-xlator=%s", + STACK_ERR_XL_NAME(frame->root), NULL); + + goto out; + } + + /* (op_ret == 0) means there are no locks on the file*/ + if (op_ret > 0) { + ret = serialize_rsp_locklist_v2(locklist, &rsp); + if (ret == -1) { + op_ret = -1; + op_errno = ENOMEM; + goto out; + } + } + +out: + rsp.op_ret = op_ret; + rsp.op_errno = gf_errno_to_error(op_errno); + + req = frame->local; + + server_submit_reply(frame, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfx_getactivelk_rsp); + + GF_FREE(rsp.xdata.pairs.pairs_val); + + getactivelkinfo_rsp_cleanup_v2(&rsp); + + return 0; +} + +int +server4_getactivelk_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + STACK_WIND(frame, server4_getactivelk_cbk, bound_xl, + bound_xl->fops->getactivelk, &state->loc, state->xdata); + return 0; +err: + server4_getactivelk_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL, NULL); + return 0; +} + +int +server4_setactivelk_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + STACK_WIND(frame, server4_setactivelk_cbk, bound_xl, + bound_xl->fops->setactivelk, &state->loc, &state->locklist, + state->xdata); + return 0; +err: + server4_setactivelk_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL); + return 0; +} +int +server4_namelink_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + state->loc.inode = inode_new(state->itable); + + STACK_WIND(frame, server4_namelink_cbk, bound_xl, bound_xl->fops->namelink, + &(state->loc), state->xdata); + return 0; + +err: + server4_namelink_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL, NULL, NULL); + return 0; +} + +int +server4_icreate_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + state->loc.inode = inode_new(state->itable); + + STACK_WIND(frame, server4_icreate_cbk, bound_xl, bound_xl->fops->icreate, + &(state->loc), state->mode, state->xdata); + + return 0; +err: + server4_icreate_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL, NULL, NULL); + return 0; +} + +int +server4_copy_file_range_resume(call_frame_t *frame, xlator_t *bound_xl) +{ + server_state_t *state = NULL; + + state = CALL_STATE(frame); + + if (state->resolve.op_ret != 0) + goto err; + + STACK_WIND(frame, server4_copy_file_range_cbk, bound_xl, + bound_xl->fops->copy_file_range, state->fd, state->off_in, + state->fd_out, state->off_out, state->size, state->flags, + state->xdata); + + return 0; +err: + server4_copy_file_range_cbk(frame, NULL, frame->this, state->resolve.op_ret, + state->resolve.op_errno, NULL, NULL, NULL, + NULL); + return 0; +} + +int +server4_0_stat(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfx_stat_req args = { + { + 0, + }, + }; + int ret = -1; + + if (!req) + return 0; + + /* Initialize args first, then decode */ + ret = rpc_receive_common(req, &frame, &state, NULL, &args, xdr_gfx_stat_req, + GF_FOP_STAT); + if (ret != 0) { + goto out; + } + + state->resolve.type = RESOLVE_MUST; + set_resolve_gfid(frame->root->client, state->resolve.gfid, args.gfid); + + if (xdr_to_dict(&args.xdata, &state->xdata)) { + SERVER_REQ_SET_ERROR(req, ret); + goto out; + } + + ret = 0; + resolve_and_resume(frame, server4_stat_resume); + +out: + + return ret; +} + +int +server4_0_setattr(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfx_setattr_req args = { + { + 0, + }, + }; + int ret = -1; + + if (!req) + return 0; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfx_setattr_req, GF_FOP_SETATTR); + if (ret != 0) { + goto out; + } + + state->resolve.type = RESOLVE_MUST; + set_resolve_gfid(frame->root->client, state->resolve.gfid, args.gfid); + + gfx_stat_to_iattx(&args.stbuf, &state->stbuf); + state->valid = args.valid; + + if (xdr_to_dict(&args.xdata, &state->xdata)) { + SERVER_REQ_SET_ERROR(req, ret); + goto out; + } + + ret = 0; + resolve_and_resume(frame, server4_setattr_resume); + +out: + + return ret; +} + +int +server4_0_fallocate(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfx_fallocate_req args = { + {0}, + }; + int ret = -1; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfx_fallocate_req, GF_FOP_FALLOCATE); + if (ret != 0) { + goto out; + } + + state->resolve.type = RESOLVE_MUST; + state->resolve.fd_no = args.fd; + + state->flags = args.flags; + state->offset = args.offset; + state->size = args.size; + memcpy(state->resolve.gfid, args.gfid, 16); + + if (xdr_to_dict(&args.xdata, &state->xdata)) { + SERVER_REQ_SET_ERROR(req, ret); + goto out; + } + + ret = 0; + resolve_and_resume(frame, server4_fallocate_resume); + +out: + + return ret; +} + +int +server4_0_discard(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfx_discard_req args = { + {0}, + }; + int ret = -1; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfx_discard_req, GF_FOP_DISCARD); + if (ret != 0) { + goto out; + } + + state->resolve.type = RESOLVE_MUST; + state->resolve.fd_no = args.fd; + + state->offset = args.offset; + state->size = args.size; + memcpy(state->resolve.gfid, args.gfid, 16); + + if (xdr_to_dict(&args.xdata, &state->xdata)) { + SERVER_REQ_SET_ERROR(req, ret); + goto out; + } + + ret = 0; + resolve_and_resume(frame, server4_discard_resume); + +out: + + return ret; +} + +int +server4_0_zerofill(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfx_zerofill_req args = { + {0}, + }; + int ret = -1; + int op_errno = 0; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfx_zerofill_req, GF_FOP_ZEROFILL); + if (ret != 0) { + op_errno = -1; + goto out; + } + + state->resolve.type = RESOLVE_MUST; + state->resolve.fd_no = args.fd; + + state->offset = args.offset; + state->size = args.size; + memcpy(state->resolve.gfid, args.gfid, 16); + + if (xdr_to_dict(&args.xdata, &state->xdata)) { + SERVER_REQ_SET_ERROR(req, ret); + goto out; + } + ret = 0; + resolve_and_resume(frame, server4_zerofill_resume); + +out: + if (op_errno) + req->rpc_err = GARBAGE_ARGS; + + return ret; +} + +int +server4_0_ipc(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfx_ipc_req args = { + 0, + }; + int ret = -1; + xlator_t *bound_xl = NULL; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, xdr_gfx_ipc_req, + GF_FOP_IPC); + if (ret != 0) { + goto out; + } + + bound_xl = frame->root->client->bound_xl; + if (xdr_to_dict(&args.xdata, &state->xdata)) { + SERVER_REQ_SET_ERROR(req, ret); + goto out; + } + ret = 0; + STACK_WIND(frame, server4_ipc_cbk, bound_xl, bound_xl->fops->ipc, args.op, + state->xdata); + +out: + + return ret; +} + +int +server4_0_seek(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfx_seek_req args = { + { + 0, + }, + }; + int ret = -1; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, xdr_gfx_seek_req, + GF_FOP_SEEK); + if (ret != 0) { + goto out; + } + + state->resolve.type = RESOLVE_MUST; + state->resolve.fd_no = args.fd; + + state->offset = args.offset; + state->what = args.what; + memcpy(state->resolve.gfid, args.gfid, 16); + + if (xdr_to_dict(&args.xdata, &state->xdata)) { + SERVER_REQ_SET_ERROR(req, ret); + goto out; + } + + ret = 0; + resolve_and_resume(frame, server4_seek_resume); + +out: + return ret; +} + +int +server4_0_readlink(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfx_readlink_req args = { + { + 0, + }, + }; + int ret = -1; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfx_readlink_req, GF_FOP_READLINK); + if (ret != 0) { + goto out; + } + + state->resolve.type = RESOLVE_MUST; + memcpy(state->resolve.gfid, args.gfid, 16); + + state->size = args.size; + + if (xdr_to_dict(&args.xdata, &state->xdata)) { + SERVER_REQ_SET_ERROR(req, ret); + goto out; + } + + ret = 0; + resolve_and_resume(frame, server4_readlink_resume); + +out: + + return ret; +} + +int +server4_0_create(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfx_create_req args = { + { + 0, + }, + }; + int ret = -1; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfx_create_req, GF_FOP_CREATE); + if (ret != 0) { + goto out; + } + + state->resolve.bname = gf_strdup(args.bname); + state->mode = args.mode; + state->umask = args.umask; + state->flags = gf_flags_to_flags(args.flags); + + set_resolve_gfid(frame->root->client, state->resolve.pargfid, args.pargfid); + + if (state->flags & O_EXCL) { + state->resolve.type = RESOLVE_NOT; + } else { + state->resolve.type = RESOLVE_DONTCARE; + } + + if (xdr_to_dict(&args.xdata, &state->xdata)) { + SERVER_REQ_SET_ERROR(req, ret); + goto out; + } + + ret = 0; + resolve_and_resume(frame, server4_create_resume); + +out: + free(args.bname); + + return ret; +} + +int +server4_0_open(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfx_open_req args = { + { + 0, + }, + }; + int ret = -1; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, xdr_gfx_open_req, + GF_FOP_OPEN); + if (ret != 0) { + goto out; + } + + state->resolve.type = RESOLVE_MUST; + memcpy(state->resolve.gfid, args.gfid, 16); + + state->flags = gf_flags_to_flags(args.flags); + + if (xdr_to_dict(&args.xdata, &state->xdata)) { + SERVER_REQ_SET_ERROR(req, ret); + goto out; + } + + ret = 0; + resolve_and_resume(frame, server4_open_resume); +out: + return ret; +} + +int +server4_0_readv(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfx_read_req args = { + { + 0, + }, + }; + int ret = -1; + + if (!req) + goto out; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, xdr_gfx_read_req, + GF_FOP_READ); + if (ret != 0) { + goto out; + } + + state->resolve.type = RESOLVE_MUST; + state->resolve.fd_no = args.fd; + state->size = args.size; + state->offset = args.offset; + state->flags = args.flag; + + memcpy(state->resolve.gfid, args.gfid, 16); + + if (xdr_to_dict(&args.xdata, &state->xdata)) { + SERVER_REQ_SET_ERROR(req, ret); + goto out; + } + + ret = 0; + resolve_and_resume(frame, server4_readv_resume); +out: + return ret; +} + +int +server4_0_writev(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfx_write_req args = { + { + 0, + }, + }; + ssize_t len = 0; + int i = 0; + int ret = -1; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, &len, &args, + xdr_gfx_write_req, GF_FOP_WRITE); + if (ret != 0) { + goto out; + } + + state->resolve.type = RESOLVE_MUST; + state->resolve.fd_no = args.fd; + state->offset = args.offset; + state->size = args.size; + state->flags = args.flag; + state->iobref = iobref_ref(req->iobref); + memcpy(state->resolve.gfid, args.gfid, 16); + + if (len < req->msg[0].iov_len) { + state->payload_vector[0].iov_base = (req->msg[0].iov_base + len); + state->payload_vector[0].iov_len = req->msg[0].iov_len - len; + state->payload_count = 1; + } + + for (i = 1; i < req->count; i++) { + state->payload_vector[state->payload_count++] = req->msg[i]; + } + + len = iov_length(state->payload_vector, state->payload_count); + + GF_ASSERT(state->size == len); + + if (xdr_to_dict(&args.xdata, &state->xdata)) { + SERVER_REQ_SET_ERROR(req, ret); + goto out; + } + +#ifdef GF_TESTING_IO_XDATA + dict_dump_to_log(state->xdata); +#endif + + ret = 0; + resolve_and_resume(frame, server4_writev_resume); +out: + + return ret; +} + +#define SERVER4_0_VECWRITE_START 0 +#define SERVER4_0_VECWRITE_READING_HDR 1 +#define SERVER4_0_VECWRITE_READING_OPAQUE 2 + +int +server4_0_writev_vecsizer(int state, ssize_t *readsize, char *base_addr, + char *curr_addr) +{ + ssize_t size = 0; + int nextstate = 0; + gfx_write_req write_req = { + { + 0, + }, + }; + XDR xdr; + + switch (state) { + case SERVER4_0_VECWRITE_START: + size = xdr_sizeof((xdrproc_t)xdr_gfx_write_req, &write_req); + *readsize = size; + + nextstate = SERVER4_0_VECWRITE_READING_HDR; + break; + case SERVER4_0_VECWRITE_READING_HDR: + size = xdr_sizeof((xdrproc_t)xdr_gfx_write_req, &write_req); + + xdrmem_create(&xdr, base_addr, size, XDR_DECODE); + + /* This will fail if there is xdata sent from client, if not, + well and good */ + xdr_gfx_write_req(&xdr, &write_req); + + /* need to round off to proper roof (%4), as XDR packing pads + the end of opaque object with '0' */ + size = gf_roof(write_req.xdata.xdr_size, 4); + + *readsize = size; + + if (!size) + nextstate = SERVER4_0_VECWRITE_START; + else + nextstate = SERVER4_0_VECWRITE_READING_OPAQUE; + + free(write_req.xdata.pairs.pairs_val); + + break; + + case SERVER4_0_VECWRITE_READING_OPAQUE: + *readsize = 0; + nextstate = SERVER4_0_VECWRITE_START; + break; + } + + return nextstate; +} + +int +server4_0_release(rpcsvc_request_t *req) +{ + client_t *client = NULL; + server_ctx_t *serv_ctx = NULL; + gfx_release_req args = { + { + 0, + }, + }; + gfx_common_rsp rsp = { + 0, + }; + int ret = -1; + + ret = xdr_to_generic(req->msg[0], &args, (xdrproc_t)xdr_gfx_release_req); + if (ret < 0) { + SERVER_REQ_SET_ERROR(req, ret); + goto out; + } + + client = req->trans->xl_private; + if (!client) { + /* Handshake is not complete yet. */ + req->rpc_err = SYSTEM_ERR; + goto out; + } + + serv_ctx = server_ctx_get(client, client->this); + if (serv_ctx == NULL) { + gf_smsg(req->trans->name, GF_LOG_INFO, 0, PS_MSG_SERVER_CTX_GET_FAILED, + NULL); + req->rpc_err = SYSTEM_ERR; + goto out; + } + + gf_fd_put(serv_ctx->fdtable, args.fd); + + server_submit_reply(NULL, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfx_common_rsp); + + ret = 0; +out: + return ret; +} + +int +server4_0_releasedir(rpcsvc_request_t *req) +{ + client_t *client = NULL; + server_ctx_t *serv_ctx = NULL; + gfx_releasedir_req args = { + { + 0, + }, + }; + gfx_common_rsp rsp = { + 0, + }; + int ret = -1; + + ret = xdr_to_generic(req->msg[0], &args, (xdrproc_t)xdr_gfx_release_req); + if (ret < 0) { + SERVER_REQ_SET_ERROR(req, ret); + goto out; + } + + client = req->trans->xl_private; + if (!client) { + SERVER_REQ_SET_ERROR(req, ret); + goto out; + } + + serv_ctx = server_ctx_get(client, client->this); + if (serv_ctx == NULL) { + gf_smsg(req->trans->name, GF_LOG_INFO, 0, PS_MSG_SERVER_CTX_GET_FAILED, + NULL); + req->rpc_err = SYSTEM_ERR; + goto out; + } + + gf_fd_put(serv_ctx->fdtable, args.fd); + + server_submit_reply(NULL, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfx_common_rsp); + + ret = 0; +out: + return ret; +} + +int +server4_0_fsync(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfx_fsync_req args = { + { + 0, + }, + }; + int ret = -1; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfx_fsync_req, GF_FOP_FSYNC); + if (ret != 0) { + goto out; + } + + state->resolve.type = RESOLVE_MUST; + state->resolve.fd_no = args.fd; + state->flags = args.data; + memcpy(state->resolve.gfid, args.gfid, 16); + + if (xdr_to_dict(&args.xdata, &state->xdata)) { + SERVER_REQ_SET_ERROR(req, ret); + goto out; + } + + ret = 0; + resolve_and_resume(frame, server4_fsync_resume); +out: + + return ret; +} + +int +server4_0_flush(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfx_flush_req args = { + { + 0, + }, + }; + int ret = -1; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfx_flush_req, GF_FOP_FLUSH); + if (ret != 0) { + goto out; + } + + state->resolve.type = RESOLVE_MUST; + state->resolve.fd_no = args.fd; + memcpy(state->resolve.gfid, args.gfid, 16); + + if (xdr_to_dict(&args.xdata, &state->xdata)) { + SERVER_REQ_SET_ERROR(req, ret); + goto out; + } + + ret = 0; + resolve_and_resume(frame, server4_flush_resume); +out: + + return ret; +} + +int +server4_0_ftruncate(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfx_ftruncate_req args = { + { + 0, + }, + }; + int ret = -1; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfx_ftruncate_req, GF_FOP_FTRUNCATE); + if (ret != 0) { + goto out; + } + + state->resolve.type = RESOLVE_MUST; + state->resolve.fd_no = args.fd; + state->offset = args.offset; + memcpy(state->resolve.gfid, args.gfid, 16); + + if (xdr_to_dict(&args.xdata, &state->xdata)) { + SERVER_REQ_SET_ERROR(req, ret); + goto out; + } + + ret = 0; + resolve_and_resume(frame, server4_ftruncate_resume); +out: + + return ret; +} + +int +server4_0_fstat(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfx_fstat_req args = { + { + 0, + }, + }; + int ret = -1; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfx_fstat_req, GF_FOP_FSTAT); + if (ret != 0) { + goto out; + } + + state->resolve.type = RESOLVE_MUST; + state->resolve.fd_no = args.fd; + set_resolve_gfid(frame->root->client, state->resolve.gfid, args.gfid); + + if (xdr_to_dict(&args.xdata, &state->xdata)) { + SERVER_REQ_SET_ERROR(req, ret); + goto out; + } + + ret = 0; + resolve_and_resume(frame, server4_fstat_resume); +out: + + return ret; +} + +int +server4_0_truncate(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfx_truncate_req args = { + { + 0, + }, + }; + int ret = -1; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfx_truncate_req, GF_FOP_TRUNCATE); + if (ret != 0) { + goto out; + } + + state->resolve.type = RESOLVE_MUST; + memcpy(state->resolve.gfid, args.gfid, 16); + state->offset = args.offset; + + if (xdr_to_dict(&args.xdata, &state->xdata)) { + SERVER_REQ_SET_ERROR(req, ret); + goto out; + } + + ret = 0; + resolve_and_resume(frame, server4_truncate_resume); +out: + + return ret; +} + +int +server4_0_unlink(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfx_unlink_req args = { + { + 0, + }, + }; + int ret = -1; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfx_unlink_req, GF_FOP_UNLINK); + if (ret != 0) { + goto out; + } + + state->resolve.type = RESOLVE_MUST; + state->resolve.bname = gf_strdup(args.bname); + + set_resolve_gfid(frame->root->client, state->resolve.pargfid, args.pargfid); + + state->flags = args.xflags; + + if (xdr_to_dict(&args.xdata, &state->xdata)) { + SERVER_REQ_SET_ERROR(req, ret); + goto out; + } + + ret = 0; + resolve_and_resume(frame, server4_unlink_resume); +out: + free(args.bname); + + return ret; +} + +int +server4_0_setxattr(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfx_setxattr_req args = { + { + 0, + }, + }; + int32_t ret = -1; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfx_setxattr_req, GF_FOP_SETXATTR); + if (ret != 0) { + goto out; + } + + state->resolve.type = RESOLVE_MUST; + state->flags = args.flags; + set_resolve_gfid(frame->root->client, state->resolve.gfid, args.gfid); + + if (xdr_to_dict(&args.dict, &state->dict)) { + SERVER_REQ_SET_ERROR(req, ret); + goto out; + } + + /* There can be some commands hidden in key, check and proceed */ + gf_server_check_setxattr_cmd(frame, state->dict); + + if (xdr_to_dict(&args.xdata, &state->xdata)) { + SERVER_REQ_SET_ERROR(req, ret); + goto out; + } + + ret = 0; + resolve_and_resume(frame, server4_setxattr_resume); + +out: + return ret; +} + +int +server4_0_fsetxattr(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfx_fsetxattr_req args = { + { + 0, + }, + }; + int32_t ret = -1; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfx_fsetxattr_req, GF_FOP_FSETXATTR); + if (ret != 0) { + goto out; + } + + state->resolve.type = RESOLVE_MUST; + state->resolve.fd_no = args.fd; + state->flags = args.flags; + set_resolve_gfid(frame->root->client, state->resolve.gfid, args.gfid); + + if (xdr_to_dict(&args.dict, &state->dict)) { + SERVER_REQ_SET_ERROR(req, ret); + goto out; + } + + if (xdr_to_dict(&args.xdata, &state->xdata)) { + SERVER_REQ_SET_ERROR(req, ret); + goto out; + } + + ret = 0; + resolve_and_resume(frame, server4_fsetxattr_resume); + +out: + return ret; +} + +int +server4_0_fxattrop(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfx_fxattrop_req args = { + { + 0, + }, + }; + int32_t ret = -1; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfx_fxattrop_req, GF_FOP_FXATTROP); + if (ret != 0) { + goto out; + } + + state->resolve.type = RESOLVE_MUST; + state->resolve.fd_no = args.fd; + state->flags = args.flags; + set_resolve_gfid(frame->root->client, state->resolve.gfid, args.gfid); + + if (xdr_to_dict(&args.dict, &state->dict)) { + SERVER_REQ_SET_ERROR(req, ret); + goto out; + } + + if (xdr_to_dict(&args.xdata, &state->xdata)) { + SERVER_REQ_SET_ERROR(req, ret); + goto out; + } + + ret = 0; + resolve_and_resume(frame, server4_fxattrop_resume); + +out: + return ret; +} + +int +server4_0_xattrop(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfx_xattrop_req args = { + { + 0, + }, + }; + int32_t ret = -1; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfx_xattrop_req, GF_FOP_XATTROP); + if (ret != 0) { + goto out; + } + + state->resolve.type = RESOLVE_MUST; + state->flags = args.flags; + set_resolve_gfid(frame->root->client, state->resolve.gfid, args.gfid); + + if (xdr_to_dict(&args.dict, &state->dict)) { + SERVER_REQ_SET_ERROR(req, ret); + goto out; + } + + if (xdr_to_dict(&args.xdata, &state->xdata)) { + SERVER_REQ_SET_ERROR(req, ret); + goto out; + } + + ret = 0; + resolve_and_resume(frame, server4_xattrop_resume); + +out: + return ret; +} + +int +server4_0_getxattr(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfx_getxattr_req args = { + { + 0, + }, + }; + int ret = -1; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfx_getxattr_req, GF_FOP_GETXATTR); + if (ret != 0) { + goto out; + } + + state->resolve.type = RESOLVE_MUST; + set_resolve_gfid(frame->root->client, state->resolve.gfid, args.gfid); + + if (args.namelen) { + state->name = gf_strdup(args.name); + /* There can be some commands hidden in key, check and proceed */ + gf_server_check_getxattr_cmd(frame, state->name); + } + + if (xdr_to_dict(&args.xdata, &state->xdata)) { + SERVER_REQ_SET_ERROR(req, ret); + goto out; + } + + ret = 0; + resolve_and_resume(frame, server4_getxattr_resume); +out: + free(args.name); + + return ret; +} + +int +server4_0_fgetxattr(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfx_fgetxattr_req args = { + { + 0, + }, + }; + int ret = -1; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfx_fgetxattr_req, GF_FOP_FGETXATTR); + if (ret != 0) { + goto out; + } + + state->resolve.type = RESOLVE_MUST; + state->resolve.fd_no = args.fd; + set_resolve_gfid(frame->root->client, state->resolve.gfid, args.gfid); + if (args.namelen) + state->name = gf_strdup(args.name); + + if (xdr_to_dict(&args.xdata, &state->xdata)) { + SERVER_REQ_SET_ERROR(req, ret); + goto out; + } + + ret = 0; + resolve_and_resume(frame, server4_fgetxattr_resume); +out: + free(args.name); + + return ret; +} + +int +server4_0_removexattr(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfx_removexattr_req args = { + { + 0, + }, + }; + int ret = -1; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfx_removexattr_req, GF_FOP_REMOVEXATTR); + if (ret != 0) { + goto out; + } + + state->resolve.type = RESOLVE_MUST; + set_resolve_gfid(frame->root->client, state->resolve.gfid, args.gfid); + state->name = gf_strdup(args.name); + + if (xdr_to_dict(&args.xdata, &state->xdata)) { + SERVER_REQ_SET_ERROR(req, ret); + goto out; + } + + ret = 0; + resolve_and_resume(frame, server4_removexattr_resume); +out: + free(args.name); + + return ret; +} + +int +server4_0_fremovexattr(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfx_fremovexattr_req args = { + { + 0, + }, + }; + int ret = -1; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfx_fremovexattr_req, GF_FOP_FREMOVEXATTR); + if (ret != 0) { + goto out; + } + + state->resolve.type = RESOLVE_MUST; + state->resolve.fd_no = args.fd; + set_resolve_gfid(frame->root->client, state->resolve.gfid, args.gfid); + state->name = gf_strdup(args.name); + + if (xdr_to_dict(&args.xdata, &state->xdata)) { + SERVER_REQ_SET_ERROR(req, ret); + goto out; + } + + ret = 0; + resolve_and_resume(frame, server4_fremovexattr_resume); +out: + free(args.name); + + return ret; +} + +int +server4_0_opendir(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfx_opendir_req args = { + { + 0, + }, + }; + int ret = -1; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfx_opendir_req, GF_FOP_OPENDIR); + if (ret != 0) { + goto out; + } + + state->resolve.type = RESOLVE_MUST; + set_resolve_gfid(frame->root->client, state->resolve.gfid, args.gfid); + + if (xdr_to_dict(&args.xdata, &state->xdata)) { + SERVER_REQ_SET_ERROR(req, ret); + goto out; + } + + ret = 0; + resolve_and_resume(frame, server4_opendir_resume); +out: + + return ret; +} + +int +server4_0_readdirp(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfx_readdirp_req args = { + { + 0, + }, + }; + size_t headers_size = 0; + int ret = -1; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfx_readdirp_req, GF_FOP_READDIRP); + if (ret != 0) { + goto out; + } + + /* FIXME: this should go away when variable sized iobufs are introduced + * and transport layer can send msgs bigger than current page-size. + */ + headers_size = sizeof(struct rpc_msg) + sizeof(gfx_readdir_rsp); + if ((frame->this->ctx->page_size < args.size) || + ((frame->this->ctx->page_size - args.size) < headers_size)) { + state->size = frame->this->ctx->page_size - headers_size; + } else { + state->size = args.size; + } + + state->resolve.type = RESOLVE_MUST; + state->resolve.fd_no = args.fd; + state->offset = args.offset; + set_resolve_gfid(frame->root->client, state->resolve.gfid, args.gfid); + + /* here, dict itself works as xdata */ + if (xdr_to_dict(&args.xdata, &state->xdata)) { + SERVER_REQ_SET_ERROR(req, ret); + goto out; + } + + ret = 0; + resolve_and_resume(frame, server4_readdirp_resume); +out: + return ret; +} + +int +server4_0_readdir(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfx_readdir_req args = { + { + 0, + }, + }; + size_t headers_size = 0; + int ret = -1; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfx_readdir_req, GF_FOP_READDIR); + if (ret != 0) { + goto out; + } + + /* FIXME: this should go away when variable sized iobufs are introduced + * and transport layer can send msgs bigger than current page-size. + */ + headers_size = sizeof(struct rpc_msg) + sizeof(gfx_readdir_rsp); + if ((frame->this->ctx->page_size < args.size) || + ((frame->this->ctx->page_size - args.size) < headers_size)) { + state->size = frame->this->ctx->page_size - headers_size; + } else { + state->size = args.size; + } + + state->resolve.type = RESOLVE_MUST; + state->resolve.fd_no = args.fd; + state->offset = args.offset; + set_resolve_gfid(frame->root->client, state->resolve.gfid, args.gfid); + + if (xdr_to_dict(&args.xdata, &state->xdata)) { + SERVER_REQ_SET_ERROR(req, ret); + goto out; + } + + ret = 0; + resolve_and_resume(frame, server4_readdir_resume); +out: + + return ret; +} + +int +server4_0_fsyncdir(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfx_fsyncdir_req args = { + { + 0, + }, + }; + int ret = -1; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfx_fsyncdir_req, GF_FOP_FSYNCDIR); + if (ret != 0) { + goto out; + } + + state->resolve.type = RESOLVE_MUST; + state->resolve.fd_no = args.fd; + state->flags = args.data; + set_resolve_gfid(frame->root->client, state->resolve.gfid, args.gfid); + + if (xdr_to_dict(&args.xdata, &state->xdata)) { + SERVER_REQ_SET_ERROR(req, ret); + goto out; + } + + ret = 0; + resolve_and_resume(frame, server4_fsyncdir_resume); +out: + + return ret; +} + +int +server4_0_mknod(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfx_mknod_req args = { + { + 0, + }, + }; + int ret = -1; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfx_mknod_req, GF_FOP_MKNOD); + if (ret != 0) { + goto out; + } + + state->resolve.type = RESOLVE_NOT; + set_resolve_gfid(frame->root->client, state->resolve.pargfid, args.pargfid); + + state->resolve.bname = gf_strdup(args.bname); + + state->mode = args.mode; + state->dev = args.dev; + state->umask = args.umask; + + if (xdr_to_dict(&args.xdata, &state->xdata)) { + SERVER_REQ_SET_ERROR(req, ret); + goto out; + } + + ret = 0; + resolve_and_resume(frame, server4_mknod_resume); + +out: + free(args.bname); + + return ret; +} + +int +server4_0_mkdir(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfx_mkdir_req args = { + { + 0, + }, + }; + int ret = -1; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfx_mkdir_req, GF_FOP_MKDIR); + if (ret != 0) { + goto out; + } + + state->resolve.type = RESOLVE_NOT; + set_resolve_gfid(frame->root->client, state->resolve.pargfid, args.pargfid); + state->resolve.bname = gf_strdup(args.bname); + + state->mode = args.mode; + state->umask = args.umask; + + if (xdr_to_dict(&args.xdata, &state->xdata)) { + SERVER_REQ_SET_ERROR(req, ret); + goto out; + } + + ret = 0; + resolve_and_resume(frame, server4_mkdir_resume); + +out: + free(args.bname); + + return ret; +} + +int +server4_0_rmdir(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfx_rmdir_req args = { + { + 0, + }, + }; + int ret = -1; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfx_rmdir_req, GF_FOP_RMDIR); + if (ret != 0) { + goto out; + } + + state->resolve.type = RESOLVE_MUST; + set_resolve_gfid(frame->root->client, state->resolve.pargfid, args.pargfid); + state->resolve.bname = gf_strdup(args.bname); + + state->flags = args.xflags; + + if (xdr_to_dict(&args.xdata, &state->xdata)) { + SERVER_REQ_SET_ERROR(req, ret); + goto out; + } + + ret = 0; + resolve_and_resume(frame, server4_rmdir_resume); +out: + free(args.bname); + + return ret; +} + +int +server4_0_inodelk(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfx_inodelk_req args = { + { + 0, + }, + }; + int cmd = 0; + int ret = -1; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfx_inodelk_req, GF_FOP_INODELK); + if (ret != 0) { + goto out; + } + + state->resolve.type = RESOLVE_EXACT; + set_resolve_gfid(frame->root->client, state->resolve.gfid, args.gfid); + + cmd = args.cmd; + switch (cmd) { + case GF_LK_GETLK: + state->cmd = F_GETLK; + break; + case GF_LK_SETLK: + state->cmd = F_SETLK; + break; + case GF_LK_SETLKW: + state->cmd = F_SETLKW; + break; + } + + state->type = args.type; + state->volume = gf_strdup(args.volume); + + gf_proto_flock_to_flock(&args.flock, &state->flock); + + switch (state->type) { + case GF_LK_F_RDLCK: + state->flock.l_type = F_RDLCK; + break; + case GF_LK_F_WRLCK: + state->flock.l_type = F_WRLCK; + break; + case GF_LK_F_UNLCK: + state->flock.l_type = F_UNLCK; + break; + } + + if (xdr_to_dict(&args.xdata, &state->xdata)) { + SERVER_REQ_SET_ERROR(req, ret); + goto out; + } + + ret = 0; + resolve_and_resume(frame, server4_inodelk_resume); +out: + free(args.volume); + + free(args.flock.lk_owner.lk_owner_val); + + return ret; +} + +int +server4_0_finodelk(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfx_finodelk_req args = { + { + 0, + }, + }; + int ret = -1; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfx_finodelk_req, GF_FOP_FINODELK); + if (ret != 0) { + goto out; + } + + state->resolve.type = RESOLVE_EXACT; + state->volume = gf_strdup(args.volume); + state->resolve.fd_no = args.fd; + state->cmd = args.cmd; + set_resolve_gfid(frame->root->client, state->resolve.gfid, args.gfid); + + switch (state->cmd) { + case GF_LK_GETLK: + state->cmd = F_GETLK; + break; + case GF_LK_SETLK: + state->cmd = F_SETLK; + break; + case GF_LK_SETLKW: + state->cmd = F_SETLKW; + break; + } + + state->type = args.type; + + gf_proto_flock_to_flock(&args.flock, &state->flock); + + switch (state->type) { + case GF_LK_F_RDLCK: + state->flock.l_type = F_RDLCK; + break; + case GF_LK_F_WRLCK: + state->flock.l_type = F_WRLCK; + break; + case GF_LK_F_UNLCK: + state->flock.l_type = F_UNLCK; + break; + } + + if (xdr_to_dict(&args.xdata, &state->xdata)) { + SERVER_REQ_SET_ERROR(req, ret); + goto out; + } + + ret = 0; + resolve_and_resume(frame, server4_finodelk_resume); +out: + free(args.volume); + + free(args.flock.lk_owner.lk_owner_val); + + return ret; +} + +int +server4_0_entrylk(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfx_entrylk_req args = { + { + 0, + }, + }; + int ret = -1; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfx_entrylk_req, GF_FOP_ENTRYLK); + if (ret != 0) { + goto out; + } + + state->resolve.type = RESOLVE_EXACT; + set_resolve_gfid(frame->root->client, state->resolve.gfid, args.gfid); + + if (args.namelen) + state->name = gf_strdup(args.name); + state->volume = gf_strdup(args.volume); + + state->cmd = args.cmd; + state->type = args.type; + + if (xdr_to_dict(&args.xdata, &state->xdata)) { + SERVER_REQ_SET_ERROR(req, ret); + goto out; + } + + ret = 0; + resolve_and_resume(frame, server4_entrylk_resume); +out: + free(args.volume); + free(args.name); + + return ret; +} + +int +server4_0_fentrylk(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfx_fentrylk_req args = { + { + 0, + }, + }; + int ret = -1; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfx_fentrylk_req, GF_FOP_FENTRYLK); + if (ret != 0) { + goto out; + } + + state->resolve.type = RESOLVE_EXACT; + state->resolve.fd_no = args.fd; + state->cmd = args.cmd; + state->type = args.type; + set_resolve_gfid(frame->root->client, state->resolve.gfid, args.gfid); + + if (args.namelen) + state->name = gf_strdup(args.name); + state->volume = gf_strdup(args.volume); + + if (xdr_to_dict(&args.xdata, &state->xdata)) { + SERVER_REQ_SET_ERROR(req, ret); + goto out; + } + + ret = 0; + resolve_and_resume(frame, server4_fentrylk_resume); +out: + free(args.volume); + free(args.name); + + return ret; +} + +int +server4_0_access(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfx_access_req args = { + { + 0, + }, + }; + int ret = -1; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfx_access_req, GF_FOP_ACCESS); + if (ret != 0) { + goto out; + } + + state->resolve.type = RESOLVE_MUST; + set_resolve_gfid(frame->root->client, state->resolve.gfid, args.gfid); + state->mask = args.mask; + + if (xdr_to_dict(&args.xdata, &state->xdata)) { + SERVER_REQ_SET_ERROR(req, ret); + goto out; + } + + ret = 0; + resolve_and_resume(frame, server4_access_resume); +out: + + return ret; +} + +int +server4_0_symlink(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfx_symlink_req args = { + { + 0, + }, + }; + int ret = -1; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfx_symlink_req, GF_FOP_SYMLINK); + if (ret != 0) { + goto out; + } + + state->resolve.type = RESOLVE_NOT; + set_resolve_gfid(frame->root->client, state->resolve.pargfid, args.pargfid); + state->resolve.bname = gf_strdup(args.bname); + state->name = gf_strdup(args.linkname); + state->umask = args.umask; + + if (xdr_to_dict(&args.xdata, &state->xdata)) { + SERVER_REQ_SET_ERROR(req, ret); + goto out; + } + + ret = 0; + resolve_and_resume(frame, server4_symlink_resume); + +out: + free(args.bname); + free(args.linkname); + + return ret; +} + +int +server4_0_link(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfx_link_req args = { + { + 0, + }, + }; + int ret = -1; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, xdr_gfx_link_req, + GF_FOP_LINK); + if (ret != 0) { + goto out; + } + + state->resolve.type = RESOLVE_MUST; + memcpy(state->resolve.gfid, args.oldgfid, 16); + + state->resolve2.type = RESOLVE_NOT; + state->resolve2.bname = gf_strdup(args.newbname); + set_resolve_gfid(frame->root->client, state->resolve2.pargfid, + args.newgfid); + + if (xdr_to_dict(&args.xdata, &state->xdata)) { + SERVER_REQ_SET_ERROR(req, ret); + goto out; + } + + ret = 0; + resolve_and_resume(frame, server4_link_resume); +out: + free(args.newbname); + + return ret; +} + +int +server4_0_rename(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfx_rename_req args = { + { + 0, + }, + }; + int ret = -1; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfx_rename_req, GF_FOP_RENAME); + if (ret != 0) { + goto out; + } + + state->resolve.type = RESOLVE_MUST; + state->resolve.bname = gf_strdup(args.oldbname); + set_resolve_gfid(frame->root->client, state->resolve.pargfid, args.oldgfid); + + state->resolve2.type = RESOLVE_MAY; + state->resolve2.bname = gf_strdup(args.newbname); + set_resolve_gfid(frame->root->client, state->resolve2.pargfid, + args.newgfid); + + if (xdr_to_dict(&args.xdata, &state->xdata)) { + SERVER_REQ_SET_ERROR(req, ret); + goto out; + } + + ret = 0; + resolve_and_resume(frame, server4_rename_resume); +out: + free(args.oldbname); + free(args.newbname); + + return ret; +} + +int +server4_0_lease(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfx_lease_req args = { + { + 0, + }, + }; + int ret = -1; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfx_lease_req, GF_FOP_LEASE); + if (ret != 0) { + goto out; + } + + state->resolve.type = RESOLVE_MUST; + set_resolve_gfid(frame->root->client, state->resolve.gfid, args.gfid); + gf_proto_lease_to_lease(&args.lease, &state->lease); + + if (xdr_to_dict(&args.xdata, &state->xdata)) { + SERVER_REQ_SET_ERROR(req, ret); + goto out; + } + + ret = 0; + resolve_and_resume(frame, server4_lease_resume); +out: + + return ret; +} + +int +server4_0_lk(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfx_lk_req args = { + { + 0, + }, + }; + int ret = -1; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, xdr_gfx_lk_req, + GF_FOP_LK); + if (ret != 0) { + goto out; + } + + state->resolve.fd_no = args.fd; + state->cmd = args.cmd; + state->type = args.type; + set_resolve_gfid(frame->root->client, state->resolve.gfid, args.gfid); + + switch (state->cmd) { + case GF_LK_GETLK: + state->cmd = F_GETLK; + break; + case GF_LK_SETLK: + state->cmd = F_SETLK; + break; + case GF_LK_SETLKW: + state->cmd = F_SETLKW; + break; + case GF_LK_RESLK_LCK: + state->cmd = F_RESLK_LCK; + break; + case GF_LK_RESLK_LCKW: + state->cmd = F_RESLK_LCKW; + break; + case GF_LK_RESLK_UNLCK: + state->cmd = F_RESLK_UNLCK; + break; + case GF_LK_GETLK_FD: + state->cmd = F_GETLK_FD; + break; + } + + gf_proto_flock_to_flock(&args.flock, &state->flock); + + switch (state->type) { + case GF_LK_F_RDLCK: + state->flock.l_type = F_RDLCK; + break; + case GF_LK_F_WRLCK: + state->flock.l_type = F_WRLCK; + break; + case GF_LK_F_UNLCK: + state->flock.l_type = F_UNLCK; + break; + default: + gf_smsg(frame->root->client->bound_xl->name, GF_LOG_ERROR, 0, + PS_MSG_LOCK_ERROR, "fd=%" PRId64, state->resolve.fd_no, + "uuid_utoa=%s", uuid_utoa(state->fd->inode->gfid), + "lock type=" PRId32, state->type, NULL); + break; + } + + if (xdr_to_dict(&args.xdata, &state->xdata)) { + SERVER_REQ_SET_ERROR(req, ret); + goto out; + } + + ret = 0; + resolve_and_resume(frame, server4_lk_resume); +out: + + free(args.flock.lk_owner.lk_owner_val); + + return ret; +} + +int +server4_0_null(rpcsvc_request_t *req) +{ + gfx_common_rsp rsp = { + 0, + }; + + /* Accepted */ + rsp.op_ret = 0; + + server_submit_reply(NULL, req, &rsp, NULL, 0, NULL, + (xdrproc_t)xdr_gfx_common_rsp); + + return 0; +} + +int +server4_0_lookup(rpcsvc_request_t *req) +{ + call_frame_t *frame = NULL; + server_state_t *state = NULL; + gfx_lookup_req args = { + { + 0, + }, + }; + int ret = -1; + + GF_VALIDATE_OR_GOTO("server", req, err); + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfx_lookup_req, GF_FOP_LOOKUP); + if (ret != 0) { + goto err; + } + + state->resolve.type = RESOLVE_DONTCARE; + + if (args.bname && strcmp(args.bname, "")) { + set_resolve_gfid(frame->root->client, state->resolve.pargfid, + args.pargfid); + state->resolve.bname = gf_strdup(args.bname); + } else { + set_resolve_gfid(frame->root->client, state->resolve.gfid, args.gfid); + } + + if (xdr_to_dict(&args.xdata, &state->xdata)) { + SERVER_REQ_SET_ERROR(req, ret); + goto err; + } + + ret = 0; + resolve_and_resume(frame, server4_lookup_resume); + +err: + free(args.bname); + + return ret; +} + +int +server4_0_statfs(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfx_statfs_req args = { + { + 0, + }, + }; + int ret = -1; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfx_statfs_req, GF_FOP_STATFS); + if (ret != 0) { + goto out; + } + + state->resolve.type = RESOLVE_MUST; + set_resolve_gfid(frame->root->client, state->resolve.gfid, args.gfid); + + if (xdr_to_dict(&args.xdata, &state->xdata)) { + SERVER_REQ_SET_ERROR(req, ret); + goto out; + } + + ret = 0; + resolve_and_resume(frame, server4_statfs_resume); +out: + + return ret; +} + +int +server4_0_getactivelk(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfx_getactivelk_req args = { + { + 0, + }, + }; + int ret = -1; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfx_getactivelk_req, GF_FOP_GETACTIVELK); + if (ret != 0) { + goto out; + } + + state->resolve.type = RESOLVE_MUST; + set_resolve_gfid(frame->root->client, state->resolve.gfid, args.gfid); + + /* here, dict itself works as xdata */ + if (xdr_to_dict(&args.xdata, &state->xdata)) { + SERVER_REQ_SET_ERROR(req, ret); + goto out; + } + + ret = 0; + resolve_and_resume(frame, server4_getactivelk_resume); +out: + + return ret; +} + +int +server4_0_setactivelk(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfx_setactivelk_req args = { + { + 0, + }, + }; + int ret = -1; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfx_setactivelk_req, GF_FOP_SETACTIVELK); + if (ret != 0) { + goto out; + } + + state->resolve.type = RESOLVE_MUST; + set_resolve_gfid(frame->root->client, state->resolve.gfid, args.gfid); + + /* here, dict itself works as xdata */ + if (xdr_to_dict(&args.xdata, &state->xdata)) { + SERVER_REQ_SET_ERROR(req, ret); + goto out; + } + + ret = unserialize_req_locklist_v2(&args, &state->locklist); + if (ret) + goto out; + + ret = 0; + + resolve_and_resume(frame, server4_setactivelk_resume); +out: + return ret; +} + +int +server4_0_namelink(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfx_namelink_req args = { + { + 0, + }, + }; + int ret = -1; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfx_namelink_req, GF_FOP_NAMELINK); + + if (ret != 0) + goto out; + + state->resolve.bname = gf_strdup(args.bname); + memcpy(state->resolve.pargfid, args.pargfid, sizeof(uuid_t)); + + state->resolve.type = RESOLVE_NOT; + + if (xdr_to_dict(&args.xdata, &state->xdata)) { + SERVER_REQ_SET_ERROR(req, ret); + goto out; + } + ret = 0; + resolve_and_resume(frame, server4_namelink_resume); + +out: + return ret; +} + +int +server4_0_icreate(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfx_icreate_req args = { + { + 0, + }, + }; + int ret = -1; + uuid_t gfid = { + 0, + }; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfx_icreate_req, GF_FOP_ICREATE); + + if (ret != 0) + goto out; + + memcpy(gfid, args.gfid, sizeof(uuid_t)); + + state->mode = args.mode; + gf_asprintf(&state->resolve.bname, INODE_PATH_FMT, uuid_utoa(gfid)); + + /* parent is an auxiliary inode number */ + memset(state->resolve.pargfid, 0, sizeof(uuid_t)); + state->resolve.pargfid[15] = GF_AUXILLARY_PARGFID; + + state->resolve.type = RESOLVE_NOT; + + if (xdr_to_dict(&args.xdata, &state->xdata)) { + SERVER_REQ_SET_ERROR(req, ret); + goto out; + } + ret = 0; + resolve_and_resume(frame, server4_icreate_resume); + +out: + return ret; +} + +int +server4_0_fsetattr(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfx_fsetattr_req args = { + {0}, + }; + int ret = -1; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfx_fsetattr_req, GF_FOP_FSETATTR); + if (ret != 0) { + goto out; + } + + state->resolve.type = RESOLVE_MUST; + state->resolve.fd_no = args.fd; + memcpy(state->resolve.gfid, args.gfid, 16); + + gfx_stat_to_iattx(&args.stbuf, &state->stbuf); + state->valid = args.valid; + + if (xdr_to_dict(&args.xdata, &state->xdata)) { + SERVER_REQ_SET_ERROR(req, ret); + goto out; + } + ret = 0; + resolve_and_resume(frame, server4_fsetattr_resume); + +out: + return ret; +} + +int +server4_0_rchecksum(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfx_rchecksum_req args = { + {0}, + }; + int ret = -1; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, NULL, &args, + xdr_gfx_rchecksum_req, GF_FOP_RCHECKSUM); + if (ret != 0) { + goto out; + } + + state->resolve.type = RESOLVE_MAY; + state->resolve.fd_no = args.fd; + state->offset = args.offset; + state->size = args.len; + + memcpy(state->resolve.gfid, args.gfid, 16); + + if (xdr_to_dict(&args.xdata, &state->xdata)) { + SERVER_REQ_SET_ERROR(req, ret); + goto out; + } + ret = 0; + resolve_and_resume(frame, server4_rchecksum_resume); +out: + return ret; +} + +int +server4_0_put(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfx_put_req args = { + { + 0, + }, + }; + int ret = -1; + ssize_t len = 0; + int i = 0; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, &len, &args, xdr_gfx_put_req, + GF_FOP_PUT); + if (ret != 0) { + goto out; + } + + state->resolve.bname = gf_strdup(args.bname); + state->mode = args.mode; + state->umask = args.umask; + state->flags = gf_flags_to_flags(args.flag); + state->offset = args.offset; + state->size = args.size; + state->iobref = iobref_ref(req->iobref); + + if (len < req->msg[0].iov_len) { + state->payload_vector[0].iov_base = (req->msg[0].iov_base + len); + state->payload_vector[0].iov_len = req->msg[0].iov_len - len; + state->payload_count = 1; + } + + for (i = 1; i < req->count; i++) { + state->payload_vector[state->payload_count++] = req->msg[i]; + } + + len = iov_length(state->payload_vector, state->payload_count); + + GF_ASSERT(state->size == len); + + set_resolve_gfid(frame->root->client, state->resolve.pargfid, args.pargfid); + + if (state->flags & O_EXCL) { + state->resolve.type = RESOLVE_NOT; + } else { + state->resolve.type = RESOLVE_DONTCARE; + } + + if (xdr_to_dict(&args.xattr, &state->dict)) { + SERVER_REQ_SET_ERROR(req, ret); + goto out; + } + if (xdr_to_dict(&args.xdata, &state->xdata)) { + SERVER_REQ_SET_ERROR(req, ret); + goto out; + } + + ret = 0; + resolve_and_resume(frame, server4_put_resume); + +out: + free(args.bname); + + return ret; +} + +int +server4_0_compound(rpcsvc_request_t *req) +{ + int ret = -1; + SERVER_REQ_SET_ERROR(req, ret); + return ret; +} + +int +server4_0_copy_file_range(rpcsvc_request_t *req) +{ + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfx_copy_file_range_req args = { + { + 0, + }, + }; + ssize_t len = 0; + int ret = -1; + + if (!req) + return ret; + + ret = rpc_receive_common(req, &frame, &state, &len, &args, + xdr_gfx_copy_file_range_req, + GF_FOP_COPY_FILE_RANGE); + if (ret != 0) { + goto out; + } + + state->resolve.type = RESOLVE_MUST; + state->resolve.fd_no = args.fd_in; + state->resolve2.type = RESOLVE_MUST; /*making this resolve must */ + state->resolve2.fd_no = args.fd_out; + state->off_in = args.off_in; + state->off_out = args.off_out; + state->size = args.size; + state->flags = args.flag; + memcpy(state->resolve.gfid, args.gfid1, 16); + memcpy(state->resolve2.gfid, args.gfid2, 16); + + if (xdr_to_dict(&args.xdata, &state->xdata)) { + SERVER_REQ_SET_ERROR(req, ret); + goto out; + } + + ret = 0; + resolve_and_resume(frame, server4_copy_file_range_resume); +out: + + return ret; +} + +static rpcsvc_actor_t glusterfs4_0_fop_actors[] = { + [GFS3_OP_NULL] = {"NULL", server_null, NULL, GFS3_OP_NULL, 0}, + [GFS3_OP_STAT] = {"STAT", server4_0_stat, NULL, GFS3_OP_STAT, 0}, + [GFS3_OP_READLINK] = {"READLINK", server4_0_readlink, NULL, + GFS3_OP_READLINK, 0}, + [GFS3_OP_MKNOD] = {"MKNOD", server4_0_mknod, NULL, GFS3_OP_MKNOD, 0}, + [GFS3_OP_MKDIR] = {"MKDIR", server4_0_mkdir, NULL, GFS3_OP_MKDIR, 0}, + [GFS3_OP_UNLINK] = {"UNLINK", server4_0_unlink, NULL, GFS3_OP_UNLINK, 0}, + [GFS3_OP_RMDIR] = {"RMDIR", server4_0_rmdir, NULL, GFS3_OP_RMDIR, 0}, + [GFS3_OP_SYMLINK] = {"SYMLINK", server4_0_symlink, NULL, GFS3_OP_SYMLINK, + 0}, + [GFS3_OP_RENAME] = {"RENAME", server4_0_rename, NULL, GFS3_OP_RENAME, 0}, + [GFS3_OP_LINK] = {"LINK", server4_0_link, NULL, GFS3_OP_LINK, 0}, + [GFS3_OP_TRUNCATE] = {"TRUNCATE", server4_0_truncate, NULL, + GFS3_OP_TRUNCATE, 0}, + [GFS3_OP_OPEN] = {"OPEN", server4_0_open, NULL, GFS3_OP_OPEN, 0}, + [GFS3_OP_READ] = {"READ", server4_0_readv, NULL, GFS3_OP_READ, 0}, + [GFS3_OP_WRITE] = {"WRITE", server4_0_writev, server4_0_writev_vecsizer, + GFS3_OP_WRITE, 0}, + [GFS3_OP_STATFS] = {"STATFS", server4_0_statfs, NULL, GFS3_OP_STATFS, 0}, + [GFS3_OP_FLUSH] = {"FLUSH", server4_0_flush, NULL, GFS3_OP_FLUSH, 0}, + [GFS3_OP_FSYNC] = {"FSYNC", server4_0_fsync, NULL, GFS3_OP_FSYNC, 0}, + [GFS3_OP_GETXATTR] = {"GETXATTR", server4_0_getxattr, NULL, + GFS3_OP_GETXATTR, 0}, + [GFS3_OP_SETXATTR] = {"SETXATTR", server4_0_setxattr, NULL, + GFS3_OP_SETXATTR, 0}, + [GFS3_OP_REMOVEXATTR] = {"REMOVEXATTR", server4_0_removexattr, NULL, + GFS3_OP_REMOVEXATTR, 0}, + [GFS3_OP_OPENDIR] = {"OPENDIR", server4_0_opendir, NULL, GFS3_OP_OPENDIR, + 0}, + [GFS3_OP_FSYNCDIR] = {"FSYNCDIR", server4_0_fsyncdir, NULL, + GFS3_OP_FSYNCDIR, 0}, + [GFS3_OP_ACCESS] = {"ACCESS", server4_0_access, NULL, GFS3_OP_ACCESS, 0}, + [GFS3_OP_CREATE] = {"CREATE", server4_0_create, NULL, GFS3_OP_CREATE, 0}, + [GFS3_OP_FTRUNCATE] = {"FTRUNCATE", server4_0_ftruncate, NULL, + GFS3_OP_FTRUNCATE, 0}, + [GFS3_OP_FSTAT] = {"FSTAT", server4_0_fstat, NULL, GFS3_OP_FSTAT, 0}, + [GFS3_OP_LK] = {"LK", server4_0_lk, NULL, GFS3_OP_LK, 0}, + [GFS3_OP_LOOKUP] = {"LOOKUP", server4_0_lookup, NULL, GFS3_OP_LOOKUP, 0}, + [GFS3_OP_READDIR] = {"READDIR", server4_0_readdir, NULL, GFS3_OP_READDIR, + 0}, + [GFS3_OP_INODELK] = {"INODELK", server4_0_inodelk, NULL, GFS3_OP_INODELK, + 0}, + [GFS3_OP_FINODELK] = {"FINODELK", server4_0_finodelk, NULL, + GFS3_OP_FINODELK, 0}, + [GFS3_OP_ENTRYLK] = {"ENTRYLK", server4_0_entrylk, NULL, GFS3_OP_ENTRYLK, + 0}, + [GFS3_OP_FENTRYLK] = {"FENTRYLK", server4_0_fentrylk, NULL, + GFS3_OP_FENTRYLK, 0}, + [GFS3_OP_XATTROP] = {"XATTROP", server4_0_xattrop, NULL, GFS3_OP_XATTROP, + 0}, + [GFS3_OP_FXATTROP] = {"FXATTROP", server4_0_fxattrop, NULL, + GFS3_OP_FXATTROP, 0}, + [GFS3_OP_FGETXATTR] = {"FGETXATTR", server4_0_fgetxattr, NULL, + GFS3_OP_FGETXATTR, 0}, + [GFS3_OP_FSETXATTR] = {"FSETXATTR", server4_0_fsetxattr, NULL, + GFS3_OP_FSETXATTR, 0}, + [GFS3_OP_RCHECKSUM] = {"RCHECKSUM", server4_0_rchecksum, NULL, + GFS3_OP_RCHECKSUM, 0}, + [GFS3_OP_SETATTR] = {"SETATTR", server4_0_setattr, NULL, GFS3_OP_SETATTR, + 0}, + [GFS3_OP_FSETATTR] = {"FSETATTR", server4_0_fsetattr, NULL, + GFS3_OP_FSETATTR, 0}, + [GFS3_OP_READDIRP] = {"READDIRP", server4_0_readdirp, NULL, + GFS3_OP_READDIRP, 0}, + [GFS3_OP_RELEASE] = {"RELEASE", server4_0_release, NULL, GFS3_OP_RELEASE, + 0}, + [GFS3_OP_RELEASEDIR] = {"RELEASEDIR", server4_0_releasedir, NULL, + GFS3_OP_RELEASEDIR, 0}, + [GFS3_OP_FREMOVEXATTR] = {"FREMOVEXATTR", server4_0_fremovexattr, NULL, + GFS3_OP_FREMOVEXATTR, 0}, + [GFS3_OP_FALLOCATE] = {"FALLOCATE", server4_0_fallocate, NULL, DRC_NA, + GFS3_OP_FALLOCATE, 0}, + [GFS3_OP_DISCARD] = {"DISCARD", server4_0_discard, NULL, DRC_NA, + GFS3_OP_DISCARD, 0}, + [GFS3_OP_ZEROFILL] = {"ZEROFILL", server4_0_zerofill, NULL, DRC_NA, + GFS3_OP_ZEROFILL, 0}, + [GFS3_OP_IPC] = {"IPC", server4_0_ipc, NULL, DRC_NA, GFS3_OP_IPC, 0}, + [GFS3_OP_SEEK] = {"SEEK", server4_0_seek, NULL, DRC_NA, GFS3_OP_SEEK, 0}, + [GFS3_OP_LEASE] = {"LEASE", server4_0_lease, NULL, DRC_NA, GFS3_OP_LEASE, + 0}, + [GFS3_OP_GETACTIVELK] = {"GETACTIVELK", server4_0_getactivelk, NULL, DRC_NA, + GFS3_OP_GETACTIVELK, 0}, + [GFS3_OP_SETACTIVELK] = {"SETACTIVELK", server4_0_setactivelk, NULL, DRC_NA, + GFS3_OP_SETACTIVELK, 0}, + [GFS3_OP_COMPOUND] = {"COMPOUND", server4_0_compound, NULL, DRC_NA, + GFS3_OP_COMPOUND, 0}, + [GFS3_OP_ICREATE] = {"ICREATE", server4_0_icreate, NULL, DRC_NA, + GFS3_OP_ICREATE, 0}, + [GFS3_OP_NAMELINK] = {"NAMELINK", server4_0_namelink, NULL, DRC_NA, + GFS3_OP_NAMELINK, 0}, + [GFS3_OP_COPY_FILE_RANGE] = {"COPY-FILE-RANGE", server4_0_copy_file_range, + NULL, DRC_NA, GFS3_OP_COPY_FILE_RANGE, 0}, +}; + +struct rpcsvc_program glusterfs4_0_fop_prog = { + .progname = "GlusterFS 4.x v1", + .prognum = GLUSTER_FOP_PROGRAM, + .progver = GLUSTER_FOP_VERSION_v2, + .numactors = GLUSTER_FOP_PROCCNT, + .actors = glusterfs4_0_fop_actors, + .ownthread = _gf_true, +}; diff --git a/xlators/protocol/server/src/server.c b/xlators/protocol/server/src/server.c new file mode 100644 index 00000000000..721968004a0 --- /dev/null +++ b/xlators/protocol/server/src/server.c @@ -0,0 +1,1887 @@ +/* + Copyright (c) 2010-2013 Red Hat, Inc. <http://www.redhat.com> + This file is part of GlusterFS. + + This file is licensed to you under your choice of the GNU Lesser + General Public License, version 3 or any later version (LGPLv3 or + later), or the GNU General Public License, version 2 (GPLv2), in all + cases as published by the Free Software Foundation. +*/ + +#include <sys/time.h> +#include <sys/resource.h> + +#include "server.h" +#include "server-helpers.h" +#include "glusterfs3-xdr.h" +#include <glusterfs/call-stub.h> +#include <glusterfs/statedump.h> +#include <glusterfs/defaults.h> +#include "authenticate.h" +#include <glusterfs/gf-event.h> +#include <glusterfs/events.h> +#include "server-messages.h" +#include "rpc-clnt.h" + +rpcsvc_cbk_program_t server_cbk_prog = { + .progname = "Gluster Callback", + .prognum = GLUSTER_CBK_PROGRAM, + .progver = GLUSTER_CBK_VERSION, +}; + +struct iobuf * +gfs_serialize_reply(rpcsvc_request_t *req, void *arg, struct iovec *outmsg, + xdrproc_t xdrproc) +{ + struct iobuf *iob = NULL; + ssize_t retlen = 0; + ssize_t xdr_size = 0; + + GF_VALIDATE_OR_GOTO("server", req, ret); + + /* First, get the io buffer into which the reply in arg will + * be serialized. + */ + if (arg && xdrproc) { + xdr_size = xdr_sizeof(xdrproc, arg); + iob = iobuf_get2(req->svc->ctx->iobuf_pool, xdr_size); + if (!iob) { + gf_msg_callingfn(THIS->name, GF_LOG_ERROR, ENOMEM, PS_MSG_NO_MEMORY, + "Failed to get iobuf"); + goto ret; + }; + + iobuf_to_iovec(iob, outmsg); + /* Use the given serializer to translate the give C structure in arg + * to XDR format which will be written into the buffer in outmsg. + */ + /* retlen is used to received the error since size_t is unsigned and we + * need -1 for error notification during encoding. + */ + + retlen = xdr_serialize_generic(*outmsg, arg, xdrproc); + if (retlen == -1) { + /* Failed to Encode 'GlusterFS' msg in RPC is not exactly + failure of RPC return values.. client should get + notified about this, so there are no missing frames */ + gf_msg_callingfn("", GF_LOG_ERROR, 0, PS_MSG_ENCODE_MSG_FAILED, + "Failed to encode message"); + req->rpc_err = GARBAGE_ARGS; + retlen = 0; + } + } + outmsg->iov_len = retlen; +ret: + return iob; +} + +int +server_submit_reply(call_frame_t *frame, rpcsvc_request_t *req, void *arg, + struct iovec *payload, int payloadcount, + struct iobref *iobref, xdrproc_t xdrproc) +{ + struct iobuf *iob = NULL; + int ret = -1; + struct iovec rsp = { + 0, + }; + server_state_t *state = NULL; + char new_iobref = 0; + client_t *client = NULL; + + GF_VALIDATE_OR_GOTO("server", req, ret); + + if (frame) { + state = CALL_STATE(frame); + frame->local = NULL; + client = frame->root->client; + } + + if (!iobref) { + iobref = iobref_new(); + if (!iobref) { + goto ret; + } + + new_iobref = 1; + } + + iob = gfs_serialize_reply(req, arg, &rsp, xdrproc); + if (!iob) { + gf_smsg("", GF_LOG_ERROR, 0, PS_MSG_SERIALIZE_REPLY_FAILED, NULL); + goto ret; + } + + iobref_add(iobref, iob); + + /* Then, submit the message for transmission. */ + ret = rpcsvc_submit_generic(req, &rsp, 1, payload, payloadcount, iobref); + + /* TODO: this is demo purpose only */ + /* ret = rpcsvc_callback_submit (req->svc, req->trans, req->prog, + GF_CBK_NULL, &rsp, 1); + */ + /* Now that we've done our job of handing the message to the RPC layer + * we can safely unref the iob in the hope that RPC layer must have + * ref'ed the iob on receiving into the txlist. + */ + iobuf_unref(iob); + if (ret == -1) { + gf_msg_callingfn("", GF_LOG_ERROR, 0, PS_MSG_REPLY_SUBMIT_FAILED, + "Reply submission failed"); + if (frame && client) { + server_connection_cleanup(frame->this, client, + INTERNAL_LOCKS | POSIX_LOCKS, NULL); + } else { + gf_msg_callingfn("", GF_LOG_ERROR, 0, PS_MSG_REPLY_SUBMIT_FAILED, + "Reply submission failed"); + /* TODO: Failure of open(dir), create, inodelk, entrylk + or lk fops send failure must be handled specially. */ + } + goto ret; + } + + ret = 0; +ret: + if (client) + gf_client_unref(client); + + if (frame) + STACK_DESTROY(frame->root); + + if (new_iobref) + iobref_unref(iobref); + + if (state) + free_state(state); + + return ret; +} + +int +server_priv_to_dict(xlator_t *this, dict_t *dict, char *brickname) +{ + server_conf_t *conf = NULL; + rpc_transport_t *xprt = NULL; + peer_info_t *peerinfo = NULL; + char key[32] = { + 0, + }; + int keylen; + int count = 0; + int ret = -1; + + GF_VALIDATE_OR_GOTO(THIS->name, this, out); + GF_VALIDATE_OR_GOTO(THIS->name, dict, out); + + conf = this->private; + if (!conf) + return 0; + // TODO: Dump only specific info to dict + + pthread_mutex_lock(&conf->mutex); + { + list_for_each_entry(xprt, &conf->xprt_list, list) + { + if ((xprt->xl_private) && (xprt->xl_private->bound_xl) && + (xprt->xl_private->bound_xl->name) && (brickname) && + (!strcmp(brickname, xprt->xl_private->bound_xl->name))) { + peerinfo = &xprt->peerinfo; + keylen = snprintf(key, sizeof(key), "client%d.hostname", count); + ret = dict_set_strn(dict, key, keylen, peerinfo->identifier); + if (ret) + goto unlock; + + snprintf(key, sizeof(key), "client%d.bytesread", count); + ret = dict_set_uint64(dict, key, xprt->total_bytes_read); + if (ret) + goto unlock; + + snprintf(key, sizeof(key), "client%d.byteswrite", count); + ret = dict_set_uint64(dict, key, xprt->total_bytes_write); + if (ret) + goto unlock; + + snprintf(key, sizeof(key), "client%d.opversion", count); + ret = dict_set_uint32(dict, key, peerinfo->max_op_version); + if (ret) + goto unlock; + + keylen = snprintf(key, sizeof(key), "client%d.name", count); + ret = dict_set_strn(dict, key, keylen, + xprt->xl_private->client_name); + if (ret) + goto unlock; + + count++; + } + } + } +unlock: + pthread_mutex_unlock(&conf->mutex); + if (ret) + goto out; + + ret = dict_set_int32_sizen(dict, "clientcount", count); + +out: + return ret; +} + +int +server_priv(xlator_t *this) +{ + server_conf_t *conf = NULL; + rpc_transport_t *xprt = NULL; + char key[GF_DUMP_MAX_BUF_LEN] = { + 0, + }; + uint64_t total_read = 0; + uint64_t total_write = 0; + int32_t ret = -1; + + GF_VALIDATE_OR_GOTO("server", this, out); + + conf = this->private; + if (!conf) + return 0; + + gf_proc_dump_build_key(key, "xlator.protocol.server", "priv"); + gf_proc_dump_add_section("%s", key); + + ret = pthread_mutex_trylock(&conf->mutex); + if (ret != 0) + goto out; + { + list_for_each_entry(xprt, &conf->xprt_list, list) + { + total_read += xprt->total_bytes_read; + total_write += xprt->total_bytes_write; + } + } + pthread_mutex_unlock(&conf->mutex); + + gf_proc_dump_build_key(key, "server", "total-bytes-read"); + gf_proc_dump_write(key, "%" PRIu64, total_read); + + gf_proc_dump_build_key(key, "server", "total-bytes-write"); + gf_proc_dump_write(key, "%" PRIu64, total_write); + + rpcsvc_statedump(conf->rpc); + + ret = 0; +out: + if (ret) + gf_proc_dump_write("Unable to print priv", + "(Lock acquisition failed) %s", + this ? this->name : "server"); + + return ret; +} + +static int +get_auth_types(dict_t *this, char *key, data_t *value, void *data) +{ + dict_t *auth_dict = NULL; + char *saveptr = NULL; + char *tmp = NULL; + char *key_cpy = NULL; + int32_t ret = -1; + + GF_VALIDATE_OR_GOTO("server", this, out); + GF_VALIDATE_OR_GOTO("server", key, out); + GF_VALIDATE_OR_GOTO("server", data, out); + + auth_dict = data; + key_cpy = gf_strdup(key); + GF_VALIDATE_OR_GOTO("server", key_cpy, out); + + tmp = strtok_r(key_cpy, ".", &saveptr); + ret = strcmp(tmp, "auth"); + if (ret == 0) { + tmp = strtok_r(NULL, ".", &saveptr); + if (strcmp(tmp, "ip") == 0) { + /* TODO: backward compatibility, remove when + newer versions are available */ + tmp = "addr"; + gf_smsg("server", GF_LOG_WARNING, 0, PS_MSG_AUTH_IP_ERROR, NULL); + } + ret = dict_set_dynptr(auth_dict, tmp, NULL, 0); + if (ret < 0) { + gf_msg_debug("server", 0, + "failed to " + "dict_set_dynptr"); + } + } + + GF_FREE(key_cpy); +out: + return 0; +} + +int +_check_for_auth_option(dict_t *d, char *k, data_t *v, void *tmp) +{ + int ret = 0; + xlator_t *xl = NULL; + char *tail = NULL; + + xl = tmp; + + tail = strtail(k, "auth."); + if (!tail) + goto out; + + if (strncmp(tail, "addr.", 5) != 0) { + gf_smsg(xl->name, GF_LOG_TRACE, 0, PS_MSG_SKIP_FORMAT_CHK, "option=%s", + k, NULL); + goto out; + } + + /* fast fwd through module type */ + tail = strchr(tail, '.'); + if (!tail) + goto out; + tail++; + + tail = strtail(tail, xl->name); + if (!tail) + goto out; + + if (*tail == '.') { + /* when we are here, the key is checked for + * valid auth.allow.<xlator> + * Now we verify the ip address + */ + ret = xlator_option_validate_addr_list(xl, "auth-*", v->data, NULL, + NULL); + if (ret) + gf_smsg(xl->name, GF_LOG_ERROR, 0, PS_MSG_INTERNET_ADDR_ERROR, + "data=%s", v->data, NULL); + } +out: + return ret; +} + +int +validate_auth_options(xlator_t *this, dict_t *dict) +{ + int error = -1; + xlator_list_t *trav = NULL; + + GF_VALIDATE_OR_GOTO("server", this, out); + GF_VALIDATE_OR_GOTO("server", dict, out); + + trav = this->children; + while (trav) { + error = dict_foreach(dict, _check_for_auth_option, trav->xlator); + + if (-1 == error) { + gf_smsg(this->name, GF_LOG_ERROR, 0, PS_MSG_AUTHENTICATE_ERROR, + "name=%s", trav->xlator->name, NULL); + break; + } + trav = trav->next; + } + +out: + return error; +} + +void +server_call_xlator_mem_cleanup(xlator_t *this, char *victim_name) +{ + pthread_t th_id = { + 0, + }; + int th_ret = -1; + server_cleanup_xprt_arg_t *arg = NULL; + + if (!victim_name) + return; + + gf_log(this->name, GF_LOG_INFO, "Create graph janitor thread for brick %s", + victim_name); + + arg = calloc(1, sizeof(*arg)); + arg->this = this; + arg->victim_name = strdup(victim_name); + if (!arg->victim_name) { + gf_smsg(this->name, GF_LOG_CRITICAL, ENOMEM, LG_MSG_NO_MEMORY, + "Memory allocation is failed"); + free(arg); + return; + } + + th_ret = gf_thread_create_detached(&th_id, server_graph_janitor_threads, + arg, "graphjanitor"); + if (th_ret) { + gf_log(this->name, GF_LOG_ERROR, + "graph janitor Thread" + " creation is failed for brick %s", + victim_name); + free(arg->victim_name); + free(arg); + } +} + +int +server_rpc_notify(rpcsvc_t *rpc, void *xl, rpcsvc_event_t event, void *data) +{ + gf_boolean_t detached = _gf_false; + xlator_t *this = NULL; + rpc_transport_t *trans = NULL; + server_conf_t *conf = NULL; + client_t *client = NULL; + char *auth_path = NULL; + int ret = -1; + char *xlator_name = NULL; + uint64_t xprtrefcount = 0; + gf_boolean_t fd_exist = _gf_false; + + this = xl; + trans = data; + + if (!this || !data || !this->ctx || !this->ctx->active) { + gf_msg_callingfn("server", GF_LOG_WARNING, 0, PS_MSG_RPC_NOTIFY_ERROR, + "Calling rpc_notify without initializing"); + goto out; + } + + conf = this->private; + + switch (event) { + case RPCSVC_EVENT_ACCEPT: { + /* Have a structure per new connection */ + /* TODO: Should we create anything here at all ? * / + client->conn = create_server_conn_state (this, trans); + if (!client->conn) + goto out; + + trans->protocol_private = client->conn; + */ + + pthread_mutex_lock(&conf->mutex); + rpc_transport_ref(trans); + list_add_tail(&trans->list, &conf->xprt_list); + pthread_mutex_unlock(&conf->mutex); + + break; + } + case RPCSVC_EVENT_DISCONNECT: + + /* A DISCONNECT event could come without an ACCEPT event + * happening for this transport. This happens when the server is + * expecting encrypted connections by the client tries to + * connect unecnrypted + */ + if (list_empty(&trans->list)) { + break; + } + + /* Set the disconnect_progress flag to 1 to avoid races + during brick detach while brick mux is enabled + */ + GF_ATOMIC_INIT(trans->disconnect_progress, 1); + /* transport has to be removed from the list upon disconnect + * irrespective of whether lock self heal is off or on, since + * new transport will be created upon reconnect. + */ + pthread_mutex_lock(&conf->mutex); + client = trans->xl_private; + if (!client) + list_del_init(&trans->list); + pthread_mutex_unlock(&conf->mutex); + + if (!client) + goto unref_transport; + + gf_smsg(this->name, GF_LOG_INFO, 0, PS_MSG_CLIENT_DISCONNECTING, + "client-uid=%s", client->client_uid, NULL); + + ret = dict_get_str_sizen(this->options, "auth-path", &auth_path); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PS_MSG_DICT_GET_FAILED, + "type=auth-path", NULL); + auth_path = NULL; + } + + gf_client_ref(client); + gf_client_put(client, &detached); + if (detached) { + server_connection_cleanup( + this, client, INTERNAL_LOCKS | POSIX_LOCKS, &fd_exist); + gf_event(EVENT_CLIENT_DISCONNECT, + "client_uid=%s;" + "client_identifier=%s;server_identifier=%s;" + "brick_path=%s", + client->client_uid, trans->peerinfo.identifier, + trans->myinfo.identifier, auth_path); + } + + /* + * gf_client_unref will be done while handling + * RPC_EVENT_TRANSPORT_DESTROY + */ + + unref_transport: + /* rpc_transport_unref() causes a RPCSVC_EVENT_TRANSPORT_DESTROY + * to be called in blocking manner + * So no code should ideally be after this unref, Call + * rpc_transport_unref only while cleanup_starting flag is not set + * otherwise transport_unref will be call by either + * server_connection_cleanup_flush_cbk or server_submit_reply at the + * time of freeing state + */ + if (!client || !detached || !fd_exist) + rpc_transport_unref(trans); + break; + case RPCSVC_EVENT_TRANSPORT_DESTROY: + pthread_mutex_lock(&conf->mutex); + client = trans->xl_private; + list_del_init(&trans->list); + pthread_mutex_unlock(&conf->mutex); + if (!client) + break; + + if (client->bound_xl && client->bound_xl->cleanup_starting) { + xprtrefcount = GF_ATOMIC_GET(client->bound_xl->xprtrefcnt); + if (xprtrefcount > 0) { + xprtrefcount = GF_ATOMIC_DEC(client->bound_xl->xprtrefcnt); + if (xprtrefcount == 0) + xlator_name = gf_strdup(client->bound_xl->name); + } + } + + gf_client_unref(client); + + if (xlator_name) { + server_call_xlator_mem_cleanup(this, xlator_name); + GF_FREE(xlator_name); + } + + trans->xl_private = NULL; + break; + default: + break; + } + +out: + return 0; +} + +void * +server_graph_janitor_threads(void *data) +{ + xlator_t *victim = NULL; + xlator_t *this = NULL; + server_conf_t *conf = NULL; + glusterfs_ctx_t *ctx = NULL; + char *victim_name = NULL; + server_cleanup_xprt_arg_t *arg = NULL; + gf_boolean_t victim_found = _gf_false; + xlator_list_t **trav_p = NULL; + xlator_t *top = NULL; + uint32_t parent_down = 0; + + GF_ASSERT(data); + + arg = data; + this = arg->this; + victim_name = arg->victim_name; + THIS = arg->this; + conf = this->private; + + ctx = THIS->ctx; + GF_VALIDATE_OR_GOTO(this->name, ctx, out); + + top = this->ctx->active->first; + LOCK(&ctx->volfile_lock); + for (trav_p = &top->children; *trav_p; trav_p = &(*trav_p)->next) { + victim = (*trav_p)->xlator; + if (victim->cleanup_starting && + strcmp(victim->name, victim_name) == 0) { + parent_down = victim->parent_down; + victim->parent_down = 1; + if (!parent_down) + victim_found = _gf_true; + break; + } + } + if (victim_found) + glusterfs_delete_volfile_checksum(ctx, victim->volfile_id); + UNLOCK(&ctx->volfile_lock); + if (!victim_found) { + gf_log(this->name, GF_LOG_ERROR, + "victim brick %s is not" + " found in graph", + victim_name); + goto out; + } + + default_notify(victim, GF_EVENT_PARENT_DOWN, victim); + if (victim->notify_down) { + gf_log(THIS->name, GF_LOG_INFO, + "Start call fini for brick" + " %s stack", + victim->name); + xlator_mem_cleanup(victim); + rpcsvc_autoscale_threads(ctx, conf->rpc, -1); + } + +out: + free(arg->victim_name); + free(arg); + return NULL; +} + +int32_t +server_mem_acct_init(xlator_t *this) +{ + int ret = -1; + + GF_VALIDATE_OR_GOTO("server", this, out); + + ret = xlator_mem_acct_init(this, gf_server_mt_end + 1); + + if (ret != 0) { + gf_smsg(this->name, GF_LOG_ERROR, ENOMEM, PS_MSG_NO_MEMORY, NULL); + return ret; + } +out: + return ret; +} + +static int +_delete_auth_opt(dict_t *this, char *key, data_t *value, void *data) +{ + char *auth_option_pattern[] = { + "auth.addr.*.allow", "auth.addr.*.reject", "auth.login.*.allow", + "auth.login.*.password", "auth.login.*.ssl-allow", NULL}; + int i = 0; + + for (i = 0; auth_option_pattern[i]; i++) { + if (fnmatch(auth_option_pattern[i], key, 0) == 0) { + dict_del(this, key); + break; + } + } + + return 0; +} + +static int +_copy_auth_opt(dict_t *unused, char *key, data_t *value, void *xl_dict) +{ + char *auth_option_pattern[] = { + "auth.addr.*.allow", "auth.addr.*.reject", "auth.login.*.allow", + "auth.login.*.password", "auth.login.*.ssl-allow", NULL}; + int i = 0; + + for (i = 0; auth_option_pattern[i]; i++) { + if (fnmatch(auth_option_pattern[i], key, 0) == 0) { + dict_set((dict_t *)xl_dict, key, value); + break; + } + } + + return 0; +} + +int +server_check_event_threads(xlator_t *this, server_conf_t *conf, int32_t new) +{ + struct event_pool *pool = this->ctx->event_pool; + int target; + + target = new + pool->auto_thread_count; + conf->event_threads = new; + + if (target == pool->eventthreadcount) { + return 0; + } + + return gf_event_reconfigure_threads(pool, target); +} + +int +server_reconfigure(xlator_t *this, dict_t *options) +{ + server_conf_t *conf = NULL; + rpcsvc_t *rpc_conf; + rpcsvc_listener_t *listeners; + rpc_transport_t *xprt = NULL; + rpc_transport_t *xp_next = NULL; + int inode_lru_limit; + gf_boolean_t trace; + data_t *data; + int ret = 0; + char *statedump_path = NULL; + int32_t new_nthread = 0; + char *auth_path = NULL; + char *xprt_path = NULL; + xlator_t *oldTHIS; + xlator_t *kid; + + /* + * Since we're not a fop, we can't really count on THIS being set + * correctly, and it needs to be or else GF_OPTION_RECONF won't work + * (because it won't find our options list). This is another thing + * that "just happened" to work before multiplexing, but now we need to + * handle it more explicitly. + */ + oldTHIS = THIS; + THIS = this; + + conf = this->private; + + if (!conf) { + gf_msg_callingfn(this->name, GF_LOG_DEBUG, EINVAL, PS_MSG_INVALID_ENTRY, + "conf == null!!!"); + goto out; + } + + /* + * For some of the auth/rpc stuff, we need to operate on the correct + * child, but for other stuff we need to operate on the server + * translator itself. + */ + kid = NULL; + if (dict_get_str_sizen(options, "auth-path", &auth_path) == 0) { + kid = get_xlator_by_name(this, auth_path); + } + if (!kid) { + kid = this; + } + + if (dict_get_int32_sizen(options, "inode-lru-limit", &inode_lru_limit) == + 0) { + conf->inode_lru_limit = inode_lru_limit; + gf_msg_trace(this->name, 0, + "Reconfigured inode-lru-limit to " + "%d", + conf->inode_lru_limit); + + /* traverse through the xlator graph. For each xlator in the + graph check whether it is a bound_xl or not (bound_xl means + the xlator will have its itable pointer set). If so, then + set the lru limit for the itable. + */ + xlator_foreach(this, xlator_set_inode_lru_limit, &inode_lru_limit); + } + + data = dict_get_sizen(options, "trace"); + if (data) { + ret = gf_string2boolean(data->data, &trace); + if (ret != 0) { + gf_smsg(this->name, GF_LOG_WARNING, EINVAL, PS_MSG_INVALID_ENTRY, + NULL); + ret = -1; + goto out; + } + conf->trace = trace; + gf_msg_trace(this->name, 0, "Reconfigured trace to %d", conf->trace); + } + + GF_OPTION_RECONF("statedump-path", statedump_path, options, path, do_auth); + if (!statedump_path) { + gf_smsg(this->name, GF_LOG_ERROR, 0, PS_MSG_STATEDUMP_PATH_ERROR, NULL); + goto do_auth; + } + gf_path_strip_trailing_slashes(statedump_path); + GF_FREE(this->ctx->statedump_path); + this->ctx->statedump_path = gf_strdup(statedump_path); + +do_auth: + if (!conf->auth_modules) + conf->auth_modules = dict_new(); + + dict_foreach(options, get_auth_types, conf->auth_modules); + ret = validate_auth_options(kid, options); + if (ret == -1) { + /* logging already done in validate_auth_options function. */ + goto out; + } + + dict_foreach(kid->options, _delete_auth_opt, NULL); + dict_foreach(options, _copy_auth_opt, kid->options); + + ret = gf_auth_init(kid, conf->auth_modules); + if (ret) { + dict_unref(conf->auth_modules); + goto out; + } + + GF_OPTION_RECONF("manage-gids", conf->server_manage_gids, options, bool, + do_rpc); + + GF_OPTION_RECONF("gid-timeout", conf->gid_cache_timeout, options, int32, + do_rpc); + if (gid_cache_reconf(&conf->gid_cache, conf->gid_cache_timeout) < 0) { + gf_smsg(this->name, GF_LOG_ERROR, 0, PS_MSG_GRP_CACHE_ERROR, NULL); + goto do_rpc; + } + +do_rpc: + rpc_conf = conf->rpc; + if (!rpc_conf) { + gf_smsg(this->name, GF_LOG_ERROR, 0, PS_MSG_RPC_CONF_ERROR, NULL); + goto out; + } + + ret = rpcsvc_auth_reconf(rpc_conf, options); + if (ret == -1) { + gf_log(GF_RPCSVC, GF_LOG_ERROR, "Failed to reconfigure authentication"); + goto out; + } + + GF_OPTION_RECONF("strict-auth-accept", conf->strict_auth_enabled, options, + bool, out); + + GF_OPTION_RECONF("dynamic-auth", conf->dync_auth, options, bool, out); + + if (conf->dync_auth) { + pthread_mutex_lock(&conf->mutex); + { + /* + * Disconnecting will (usually) drop the last ref, + * which will cause the transport to be unlinked and + * freed while we're still traversing, which will cause + * us to crash unless we use list_for_each_entry_safe. + */ + list_for_each_entry_safe(xprt, xp_next, &conf->xprt_list, list) + { + /* check for client authorization */ + if (!xprt->clnt_options) { + /* If clnt_options dictionary is null, + * which means for this transport + * server_setvolume was not called. + * + * So here we can skip authentication + * because server_setvolume will do + * gf_authenticate. + * + */ + continue; + } + /* + * Make sure we're only operating on + * connections that are relevant to the brick + * we're reconfiguring. + */ + if (dict_get_str_sizen(xprt->clnt_options, "remote-subvolume", + &xprt_path) != 0) { + continue; + } + if (strcmp(xprt_path, auth_path) != 0) { + continue; + } + ret = gf_authenticate(xprt->clnt_options, options, + conf->auth_modules); + if (ret == AUTH_ACCEPT) { + gf_smsg(kid->name, GF_LOG_TRACE, 0, PS_MSG_CLIENT_ACCEPTED, + NULL); + } else { + gf_event(EVENT_CLIENT_AUTH_REJECT, + "client_uid=%s;" + "client_identifier=%s;" + "server_identifier=%s;" + "brick_path=%s", + xprt->xl_private->client_uid, + xprt->peerinfo.identifier, xprt->myinfo.identifier, + auth_path); + gf_smsg(this->name, GF_LOG_INFO, EACCES, + PS_MSG_UNAUTHORIZED_CLIENT, + "peerinfo-identifier=%s", xprt->peerinfo.identifier, + NULL); + rpc_transport_disconnect(xprt, _gf_false); + } + } + } + pthread_mutex_unlock(&conf->mutex); + } + + ret = rpcsvc_set_outstanding_rpc_limit( + rpc_conf, options, RPCSVC_DEFAULT_OUTSTANDING_RPC_LIMIT); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, 0, PS_MSG_RECONFIGURE_FAILED, NULL); + goto out; + } + + list_for_each_entry(listeners, &(rpc_conf->listeners), list) + { + if (listeners->trans != NULL) { + if (listeners->trans->reconfigure) + listeners->trans->reconfigure(listeners->trans, options); + else + gf_smsg(this->name, GF_LOG_ERROR, 0, PS_MSG_TRANSPORT_ERROR, + NULL); + } + } + + /* + * Update: + * We don't need to reset auto_thread_count since it has been derived + * out of the total bricks attached. We can reconfigure event threads + * but not auto threads. + */ + + GF_OPTION_RECONF("event-threads", new_nthread, options, int32, out); + ret = server_check_event_threads(this, conf, new_nthread); + if (ret) + goto out; + +out: + THIS = oldTHIS; + gf_msg_debug("", 0, "returning %d", ret); + return ret; +} + +static int32_t +client_destroy_cbk(xlator_t *this, client_t *client) +{ + void *tmp = NULL; + server_ctx_t *ctx = NULL; + + client_ctx_del(client, this, &tmp); + + ctx = tmp; + + if (ctx == NULL) + return 0; + + gf_fd_fdtable_destroy(ctx->fdtable); + LOCK_DESTROY(&ctx->fdtable_lock); + GF_FREE(ctx); + + return 0; +} + +int32_t +server_dump_metrics(xlator_t *this, int fd) +{ + rpc_transport_t *xprt = NULL; + server_conf_t *conf = NULL; + client_t *client = NULL; + + conf = this->private; + + pthread_mutex_lock(&conf->mutex); + + list_for_each_entry(xprt, &conf->xprt_list, list) + { + client = xprt->xl_private; + + if (!client) + continue; + + dprintf(fd, "%s.total.rpc.%s.bytes_read %" PRIu64 "\n", this->name, + client->client_uid, xprt->total_bytes_read); + dprintf(fd, "%s.total.rpc.%s.bytes_write %" PRIu64 "\n", this->name, + client->client_uid, xprt->total_bytes_write); + dprintf(fd, "%s.total.rpc.%s.outstanding %d\n", this->name, + client->client_uid, xprt->outstanding_rpc_count); + } + + pthread_mutex_unlock(&conf->mutex); + + return 0; +} + +void +server_cleanup(xlator_t *this, server_conf_t *conf) +{ + if (!this || !conf) + return; + + LOCK_DESTROY(&conf->itable_lock); + pthread_mutex_destroy(&conf->mutex); + + if (this->ctx->event_pool) { + /* Free the event pool */ + (void)gf_event_pool_destroy(this->ctx->event_pool); + } + + if (dict_get_sizen(this->options, "config-directory")) { + GF_FREE(conf->conf_dir); + conf->conf_dir = NULL; + } + + if (conf->child_status) { + GF_FREE(conf->child_status); + conf->child_status = NULL; + } + + if (this->ctx->statedump_path) { + GF_FREE(this->ctx->statedump_path); + this->ctx->statedump_path = NULL; + } + + if (conf->auth_modules) { + gf_auth_fini(conf->auth_modules); + dict_unref(conf->auth_modules); + } + + if (conf->rpc) { + (void)rpcsvc_destroy(conf->rpc); + conf->rpc = NULL; + } + + GF_FREE(conf); + this->private = NULL; +} + +int +server_init(xlator_t *this) +{ + int32_t ret = -1; + server_conf_t *conf = NULL; + char *transport_type = NULL; + char *statedump_path = NULL; + int total_transport = 0; + + GF_VALIDATE_OR_GOTO("init", this, out); + + if (this->children == NULL) { + gf_smsg(this->name, GF_LOG_ERROR, 0, PS_MSG_SUBVOL_NULL, NULL); + goto out; + } + + if (this->parents != NULL) { + gf_smsg(this->name, GF_LOG_ERROR, 0, PS_MSG_PARENT_VOL_ERROR, NULL); + goto out; + } + + conf = GF_CALLOC(1, sizeof(server_conf_t), gf_server_mt_server_conf_t); + + GF_VALIDATE_OR_GOTO(this->name, conf, out); + + INIT_LIST_HEAD(&conf->xprt_list); + pthread_mutex_init(&conf->mutex, NULL); + + LOCK_INIT(&conf->itable_lock); + + /* Set event threads to the configured default */ + GF_OPTION_INIT("event-threads", conf->event_threads, int32, out); + ret = server_check_event_threads(this, conf, conf->event_threads); + if (ret) + goto out; + + ret = server_build_config(this, conf); + if (ret) + goto out; + + ret = dict_get_str_sizen(this->options, "config-directory", + &conf->conf_dir); + if (ret) + conf->conf_dir = CONFDIR; + + conf->child_status = GF_CALLOC(1, sizeof(struct _child_status), + gf_server_mt_child_status); + INIT_LIST_HEAD(&conf->child_status->status_list); + + GF_OPTION_INIT("statedump-path", statedump_path, path, out); + if (statedump_path) { + gf_path_strip_trailing_slashes(statedump_path); + this->ctx->statedump_path = gf_strdup(statedump_path); + } else { + gf_smsg(this->name, GF_LOG_ERROR, 0, PS_MSG_SET_STATEDUMP_PATH_ERROR, + NULL); + ret = -1; + goto out; + } + + /* Authentication modules */ + conf->auth_modules = dict_new(); + GF_VALIDATE_OR_GOTO(this->name, conf->auth_modules, out); + + dict_foreach(this->options, get_auth_types, conf->auth_modules); + ret = validate_auth_options(this, this->options); + if (ret == -1) { + /* logging already done in validate_auth_options function. */ + goto out; + } + + ret = gf_auth_init(this, conf->auth_modules); + if (ret) { + dict_unref(conf->auth_modules); + conf->auth_modules = NULL; + goto out; + } + + ret = dict_get_str_boolean(this->options, "manage-gids", _gf_false); + if (ret == -1) + conf->server_manage_gids = _gf_false; + else + conf->server_manage_gids = ret; + + GF_OPTION_INIT("gid-timeout", conf->gid_cache_timeout, int32, out); + if (gid_cache_init(&conf->gid_cache, conf->gid_cache_timeout) < 0) { + gf_smsg(this->name, GF_LOG_ERROR, 0, PS_MSG_INIT_GRP_CACHE_ERROR, NULL); + goto out; + } + + ret = dict_get_str_boolean(this->options, "strict-auth-accept", _gf_false); + if (ret == -1) + conf->strict_auth_enabled = _gf_false; + else + conf->strict_auth_enabled = ret; + + ret = dict_get_str_boolean(this->options, "dynamic-auth", _gf_true); + if (ret == -1) + conf->dync_auth = _gf_true; + else + conf->dync_auth = ret; + + /* RPC related */ + conf->rpc = rpcsvc_init(this, this->ctx, this->options, 0); + if (conf->rpc == NULL) { + gf_smsg(this->name, GF_LOG_ERROR, 0, PS_MSG_RPCSVC_CREATE_FAILED, NULL); + ret = -1; + goto out; + } + + ret = rpcsvc_set_outstanding_rpc_limit( + conf->rpc, this->options, RPCSVC_DEFAULT_OUTSTANDING_RPC_LIMIT); + if (ret < 0) { + gf_smsg(this->name, GF_LOG_ERROR, 0, PS_MSG_RPC_CONFIGURE_FAILED, NULL); + goto out; + } + + /* + * This is the only place where we want secure_srvr to reflect + * the data-plane setting. + */ + this->ctx->secure_srvr = MGMT_SSL_COPY_IO; + + ret = dict_get_str_sizen(this->options, "transport-type", &transport_type); + if (ret) { + gf_smsg(this->name, GF_LOG_ERROR, 0, PS_MSG_TRANSPORT_TYPE_NOT_SET, + NULL); + ret = -1; + goto out; + } + total_transport = rpc_transport_count(transport_type); + if (total_transport <= 0) { + gf_smsg(this->name, GF_LOG_ERROR, 0, + PS_MSG_GET_TOTAL_AVAIL_TRANSPORT_FAILED, NULL); + ret = -1; + goto out; + } + + ret = dict_set_int32_sizen(this->options, "notify-poller-death", 1); + + ret = rpcsvc_create_listeners(conf->rpc, this->options, this->name); + if (ret < 1) { + gf_smsg(this->name, GF_LOG_WARNING, 0, + PS_MSG_RPCSVC_LISTENER_CREATE_FAILED, NULL); + if (ret != -EADDRINUSE) + ret = -1; + goto out; + } else if (ret < total_transport) { + gf_smsg(this->name, GF_LOG_ERROR, 0, + PS_MSG_RPCSVC_LISTENER_CREATE_FAILED, "number=%d", + "continuing with succeeded transport", (total_transport - ret), + NULL); + } + + ret = rpcsvc_register_notify(conf->rpc, server_rpc_notify, this); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PS_MSG_RPCSVC_NOTIFY, NULL); + goto out; + } + + glusterfs3_3_fop_prog.options = this->options; + /* make sure we register the fop program at the head to optimize + * lookup + */ + ret = rpcsvc_program_register(conf->rpc, &glusterfs3_3_fop_prog, _gf_true); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PS_MSG_PGM_REG_FAILED, "name=%s", + glusterfs3_3_fop_prog.progname, "prognum=%d", + glusterfs3_3_fop_prog.prognum, "progver=%d", + glusterfs3_3_fop_prog.progver, NULL); + goto out; + } + + glusterfs4_0_fop_prog.options = this->options; + ret = rpcsvc_program_register(conf->rpc, &glusterfs4_0_fop_prog, _gf_true); + if (ret) { + gf_log(this->name, GF_LOG_WARNING, + "registration of program (name:%s, prognum:%d, " + "progver:%d) failed", + glusterfs4_0_fop_prog.progname, glusterfs4_0_fop_prog.prognum, + glusterfs4_0_fop_prog.progver); + rpcsvc_program_unregister(conf->rpc, &glusterfs3_3_fop_prog); + goto out; + } + + gluster_handshake_prog.options = this->options; + ret = rpcsvc_program_register(conf->rpc, &gluster_handshake_prog, + _gf_false); + if (ret) { + gf_smsg(this->name, GF_LOG_WARNING, 0, PS_MSG_PGM_REG_FAILED, "name=%s", + gluster_handshake_prog.progname, "prognum=%d", + gluster_handshake_prog.prognum, "progver=%d", + gluster_handshake_prog.progver, NULL); + rpcsvc_program_unregister(conf->rpc, &glusterfs3_3_fop_prog); + rpcsvc_program_unregister(conf->rpc, &glusterfs4_0_fop_prog); + goto out; + } + +#ifndef GF_DARWIN_HOST_OS + { + struct rlimit lim; + + lim.rlim_cur = 1048576; + lim.rlim_max = 1048576; + + if (setrlimit(RLIMIT_NOFILE, &lim) == -1) { + gf_smsg(this->name, GF_LOG_WARNING, errno, PS_MSG_ULIMIT_SET_FAILED, + "errno=%s", strerror(errno), NULL); + lim.rlim_cur = 65536; + lim.rlim_max = 65536; + + if (setrlimit(RLIMIT_NOFILE, &lim) == -1) { + gf_smsg(this->name, GF_LOG_WARNING, errno, PS_MSG_FD_NOT_FOUND, + "errno=%s", strerror(errno), NULL); + } else { + gf_msg_trace(this->name, 0, + "max open fd set " + "to 64k"); + } + } + } +#endif + if (!this->ctx->cmd_args.volfile_id) { + /* In some use cases this is a valid case, but + document this to be annoying log in that case */ + gf_smsg(this->name, GF_LOG_WARNING, EINVAL, PS_MSG_VOL_FILE_OPEN_FAILED, + NULL); + this->ctx->cmd_args.volfile_id = gf_strdup("gluster"); + } + FIRST_CHILD(this)->volfile_id = gf_strdup(this->ctx->cmd_args.volfile_id); + + this->private = conf; + ret = 0; + +out: + if (ret) { + if (this != NULL) { + this->fini(this); + } + server_cleanup(this, conf); + } + + return ret; +} + +void +server_fini(xlator_t *this) +{ +#if 0 + server_conf_t *conf = NULL; + + conf = this->private; + + if (conf) { + if (conf->rpc) { + /* TODO: memory leak here, have to free RPC */ + /* + if (conf->rpc->conn) { + rpcsvc_conn_destroy (conf->rpc->conn); + } + rpcsvc_fini (conf->rpc); + */ + ; + } + + if (conf->auth_modules) + dict_unref (conf->auth_modules); + + GF_FREE (conf); + } + + this->private = NULL; +#endif + return; +} + +int +server_process_event_upcall(xlator_t *this, void *data) +{ + int ret = -1; + server_conf_t *conf = NULL; + client_t *client = NULL; + char *client_uid = NULL; + struct gf_upcall *upcall_data = NULL; + void *up_req = NULL; + rpc_transport_t *xprt = NULL; + enum gf_cbk_procnum cbk_procnum = GF_CBK_NULL; + gfs3_cbk_cache_invalidation_req gf_c_req = { + 0, + }; + gfs3_recall_lease_req gf_recall_lease = { + { + 0, + }, + }; + gfs4_inodelk_contention_req gf_inodelk_contention = { + {0}, + }; + gfs4_entrylk_contention_req gf_entrylk_contention = { + {0}, + }; + xdrproc_t xdrproc; + + GF_VALIDATE_OR_GOTO(this->name, data, out); + + conf = this->private; + GF_VALIDATE_OR_GOTO(this->name, conf, out); + + upcall_data = (struct gf_upcall *)data; + client_uid = upcall_data->client_uid; + /* client_uid could be NULL if the upcall was intended for a server's + * child xlator (so no client_uid available) but it hasn't handled + * the notification. For this reason we silently ignore any upcall + * request with a NULL client_uid, but -1 will be returned. + */ + if (client_uid == NULL) { + gf_msg_debug(this->name, 0, "NULL client_uid for an upcall request"); + goto out; + } + + switch (upcall_data->event_type) { + case GF_UPCALL_CACHE_INVALIDATION: + ret = gf_proto_cache_invalidation_from_upcall(this, &gf_c_req, + upcall_data); + if (ret < 0) + goto out; + + up_req = &gf_c_req; + cbk_procnum = GF_CBK_CACHE_INVALIDATION; + xdrproc = (xdrproc_t)xdr_gfs3_cbk_cache_invalidation_req; + break; + case GF_UPCALL_RECALL_LEASE: + ret = gf_proto_recall_lease_from_upcall(this, &gf_recall_lease, + upcall_data); + if (ret < 0) + goto out; + + up_req = &gf_recall_lease; + cbk_procnum = GF_CBK_RECALL_LEASE; + xdrproc = (xdrproc_t)xdr_gfs3_recall_lease_req; + break; + case GF_UPCALL_INODELK_CONTENTION: + ret = gf_proto_inodelk_contention_from_upcall( + this, &gf_inodelk_contention, upcall_data); + if (ret < 0) + goto out; + + up_req = &gf_inodelk_contention; + cbk_procnum = GF_CBK_INODELK_CONTENTION; + xdrproc = (xdrproc_t)xdr_gfs4_inodelk_contention_req; + break; + case GF_UPCALL_ENTRYLK_CONTENTION: + ret = gf_proto_entrylk_contention_from_upcall( + this, &gf_entrylk_contention, upcall_data); + if (ret < 0) + goto out; + + up_req = &gf_entrylk_contention; + cbk_procnum = GF_CBK_ENTRYLK_CONTENTION; + xdrproc = (xdrproc_t)xdr_gfs4_entrylk_contention_req; + break; + default: + gf_smsg(this->name, GF_LOG_WARNING, EINVAL, + PS_MSG_INVLAID_UPCALL_EVENT, "event-type=%d", + upcall_data->event_type, NULL); + goto out; + } + + pthread_mutex_lock(&conf->mutex); + { + list_for_each_entry(xprt, &conf->xprt_list, list) + { + client = xprt->xl_private; + + /* 'client' is not atomically added during xprt entry + * addition to the list. */ + if (!client || strcmp(client->client_uid, client_uid)) + continue; + + ret = rpcsvc_request_submit(conf->rpc, xprt, &server_cbk_prog, + cbk_procnum, up_req, this->ctx, + xdrproc); + if (ret < 0) { + gf_msg_debug(this->name, 0, + "Failed to send " + "upcall to client:%s upcall " + "event:%d", + client_uid, upcall_data->event_type); + } + break; + } + } + pthread_mutex_unlock(&conf->mutex); + ret = 0; +out: + GF_FREE((gf_c_req.xdata).xdata_val); + GF_FREE((gf_recall_lease.xdata).xdata_val); + GF_FREE((gf_inodelk_contention.xdata).xdata_val); + GF_FREE((gf_entrylk_contention.xdata).xdata_val); + + return ret; +} + +int +server_process_child_event(xlator_t *this, int32_t event, void *data, + enum gf_cbk_procnum cbk_procnum) +{ + int ret = -1; + server_conf_t *conf = NULL; + rpc_transport_t *xprt = NULL; + xlator_t *victim = NULL; + struct _child_status *tmp = NULL; + + GF_VALIDATE_OR_GOTO(this->name, data, out); + + conf = this->private; + GF_VALIDATE_OR_GOTO(this->name, conf, out); + + victim = data; + pthread_mutex_lock(&conf->mutex); + { + if (cbk_procnum == GF_CBK_CHILD_UP) { + list_for_each_entry(tmp, &conf->child_status->status_list, + status_list) + { + if (tmp->name == NULL) + break; + if (strcmp(tmp->name, victim->name) == 0) + break; + } + if (tmp->name) { + tmp->child_up = _gf_true; + } else { + tmp = GF_CALLOC(1, sizeof(struct _child_status), + gf_server_mt_child_status); + INIT_LIST_HEAD(&tmp->status_list); + tmp->name = gf_strdup(victim->name); + tmp->child_up = _gf_true; + memcpy(tmp->volume_id, victim->graph->volume_id, + GF_UUID_BUF_SIZE); + list_add_tail(&tmp->status_list, + &conf->child_status->status_list); + } + } + + if (cbk_procnum == GF_CBK_CHILD_DOWN) { + list_for_each_entry(tmp, &conf->child_status->status_list, + status_list) + { + if (strcmp(tmp->name, victim->name) == 0) { + tmp->child_up = _gf_false; + break; + } + } + + if (!tmp->name) + gf_smsg(this->name, GF_LOG_ERROR, 0, PS_MSG_CHILD_STATUS_FAILED, + "name=%s", victim->name, NULL); + } + list_for_each_entry(xprt, &conf->xprt_list, list) + { + if (!xprt->xl_private) { + continue; + } + if (xprt->xl_private->bound_xl == data) { + rpcsvc_callback_submit(conf->rpc, xprt, &server_cbk_prog, + cbk_procnum, NULL, 0, NULL); + } + } + } + pthread_mutex_unlock(&conf->mutex); + ret = 0; +out: + return ret; +} + +int +server_notify(xlator_t *this, int32_t event, void *data, ...) +{ + int ret = -1; + server_conf_t *conf = NULL; + rpc_transport_t *xprt = NULL; + rpc_transport_t *xp_next = NULL; + xlator_t *victim = NULL; + xlator_t *top = NULL; + xlator_t *travxl = NULL; + xlator_list_t **trav_p = NULL; + struct _child_status *tmp = NULL; + gf_boolean_t victim_found = _gf_false; + glusterfs_ctx_t *ctx = NULL; + gf_boolean_t xprt_found = _gf_false; + uint64_t totxprt = 0; + uint64_t totdisconnect = 0; + + GF_VALIDATE_OR_GOTO(THIS->name, this, out); + conf = this->private; + GF_VALIDATE_OR_GOTO(this->name, conf, out); + victim = data; + ctx = THIS->ctx; + + switch (event) { + case GF_EVENT_UPCALL: { + GF_VALIDATE_OR_GOTO(this->name, data, out); + + ret = server_process_event_upcall(this, data); + if (ret) { + gf_smsg(this->name, GF_LOG_ERROR, 0, + PS_MSG_SERVER_EVENT_UPCALL_FAILED, NULL); + goto out; + } + break; + } + + case GF_EVENT_PARENT_UP: { + conf = this->private; + + conf->parent_up = _gf_true; + + default_notify(this, event, data); + break; + } + + case GF_EVENT_CHILD_UP: { + ret = server_process_child_event(this, event, data, + GF_CBK_CHILD_UP); + if (ret) { + gf_smsg(this->name, GF_LOG_ERROR, 0, + PS_MSG_SERVER_CHILD_EVENT_FAILED, NULL); + goto out; + } + default_notify(this, event, data); + break; + } + + case GF_EVENT_CHILD_DOWN: { + if (victim->cleanup_starting) { + victim->notify_down = 1; + gf_log(this->name, GF_LOG_INFO, + "Getting CHILD_DOWN event for brick %s", victim->name); + } + + ret = server_process_child_event(this, event, data, + GF_CBK_CHILD_DOWN); + if (ret) { + gf_smsg(this->name, GF_LOG_ERROR, 0, + PS_MSG_SERVER_CHILD_EVENT_FAILED, NULL); + goto out; + } + default_notify(this, event, data); + break; + } + + case GF_EVENT_CLEANUP: + conf = this->private; + pthread_mutex_lock(&conf->mutex); + /* Calculate total no. of xprt available in list for this + brick xlator + */ + list_for_each_entry_safe(xprt, xp_next, &conf->xprt_list, list) + { + if (!xprt->xl_private) { + continue; + } + + if (GF_ATOMIC_GET(xprt->disconnect_progress)) + continue; + + if (xprt->xl_private->bound_xl == data) { + totxprt++; + } + } + + list_for_each_entry(tmp, &conf->child_status->status_list, + status_list) + { + if (strcmp(tmp->name, victim->name) == 0) { + tmp->child_up = _gf_false; + GF_ATOMIC_INIT(victim->xprtrefcnt, totxprt); + break; + } + } + + /* + * Disconnecting will (usually) drop the last ref, which will + * cause the transport to be unlinked and freed while we're + * still traversing, which will cause us to crash unless we use + * list_for_each_entry_safe. + */ + list_for_each_entry_safe(xprt, xp_next, &conf->xprt_list, list) + { + if (!xprt->xl_private) { + continue; + } + + if (GF_ATOMIC_GET(xprt->disconnect_progress)) + continue; + + if (xprt->xl_private->bound_xl == data) { + gf_log(this->name, GF_LOG_INFO, "disconnecting %s", + xprt->peerinfo.identifier); + xprt_found = _gf_true; + totdisconnect++; + rpc_transport_disconnect(xprt, _gf_false); + } + } + + if (totxprt > totdisconnect) + GF_ATOMIC_SUB(victim->xprtrefcnt, (totxprt - totdisconnect)); + + pthread_mutex_unlock(&conf->mutex); + if (this->ctx->active) { + top = this->ctx->active->first; + LOCK(&ctx->volfile_lock); + for (trav_p = &top->children; *trav_p; + trav_p = &(*trav_p)->next) { + travxl = (*trav_p)->xlator; + if (!travxl->call_cleanup && + strcmp(travxl->name, victim->name) == 0) { + victim_found = _gf_true; + break; + } + } + if (victim_found) + glusterfs_delete_volfile_checksum(ctx, victim->volfile_id); + UNLOCK(&ctx->volfile_lock); + + rpc_clnt_mgmt_pmap_signout(ctx, victim->name); + + if (!xprt_found && victim_found) { + server_call_xlator_mem_cleanup(this, victim->name); + } + } + break; + + default: + default_notify(this, event, data); + break; + } + ret = 0; +out: + return ret; +} + +struct xlator_fops server_fops; + +struct xlator_cbks server_cbks = { + .client_destroy = client_destroy_cbk, +}; + +struct xlator_dumpops server_dumpops = { + .priv = server_priv, + .fd = gf_client_dump_fdtables, + .inode = gf_client_dump_inodes, + .priv_to_dict = server_priv_to_dict, + .fd_to_dict = gf_client_dump_fdtables_to_dict, + .inode_to_dict = gf_client_dump_inodes_to_dict, +}; + +struct volume_options server_options[] = { + {.key = {"transport-type"}, + .value = {"rpc", "rpc-over-rdma", "tcp", "socket", "ib-verbs", "unix", + "ib-sdp", "tcp/server", "ib-verbs/server", "rdma", + "rdma*([ \t]),*([ \t])socket", "rdma*([ \t]),*([ \t])tcp", + "tcp*([ \t]),*([ \t])rdma", "socket*([ \t]),*([ \t])rdma"}, + .type = GF_OPTION_TYPE_STR, + .default_value = "{{ volume.transport }}"}, + { + .key = {"transport.listen-backlog"}, + .type = GF_OPTION_TYPE_INT, + .default_value = "10", + }, + { + .key = {"volume-filename.*"}, + .type = GF_OPTION_TYPE_PATH, + }, + { + .key = {"transport.tcp-user-timeout"}, + .type = GF_OPTION_TYPE_TIME, + .min = 0, + .max = 1013, + .default_value = TOSTRING(GF_NETWORK_TIMEOUT), + }, + { + .key = {"transport.*"}, + .type = GF_OPTION_TYPE_ANY, + }, + {.key = {"inode-lru-limit"}, + .type = GF_OPTION_TYPE_INT, + .min = 0, + .max = 1048576, + .default_value = "16384", + .description = "Specifies the limit on the number of inodes " + "in the lru list of the inode cache.", + .op_version = {1}, + .flags = OPT_FLAG_SETTABLE | OPT_FLAG_DOC}, + {.key = {"trace"}, .type = GF_OPTION_TYPE_BOOL}, + { + .key = {"config-directory", "conf-dir"}, + .type = GF_OPTION_TYPE_PATH, + }, + {.key = {"rpc-auth-allow-insecure", "allow-insecure"}, + .type = GF_OPTION_TYPE_BOOL, + .default_value = "on", + .op_version = {1}, + .flags = OPT_FLAG_SETTABLE | OPT_FLAG_DOC}, + {.key = {"root-squash"}, + .type = GF_OPTION_TYPE_BOOL, + .default_value = "off", + .description = "Map requests from uid/gid 0 to the anonymous " + "uid/gid. Note that this does not apply to any other " + "uids or gids that might be equally sensitive, such " + "as user bin or group staff.", + .op_version = {2}, + .flags = OPT_FLAG_SETTABLE | OPT_FLAG_DOC}, + {.key = {"all-squash"}, + .type = GF_OPTION_TYPE_BOOL, + .default_value = "off", + .description = "Map requests from any uid/gid to the anonymous " + "uid/gid. Note that this does not apply to any other " + "uids or gids that might be equally sensitive, such " + "as user bin or group staff.", + .op_version = {GD_OP_VERSION_6_0}, + .flags = OPT_FLAG_SETTABLE | OPT_FLAG_DOC}, + {.key = {"anonuid"}, + .type = GF_OPTION_TYPE_INT, + .default_value = "65534", /* RPC_NOBODY_UID */ + .min = 0, + .max = (uint32_t)-1, + .description = "value of the uid used for the anonymous " + "user/nfsnobody when root-squash/all-squash is enabled.", + .op_version = {3}, + .flags = OPT_FLAG_SETTABLE | OPT_FLAG_DOC}, + {.key = {"anongid"}, + .type = GF_OPTION_TYPE_INT, + .default_value = "65534", /* RPC_NOBODY_GID */ + .min = 0, + .max = (uint32_t)-1, + .description = "value of the gid used for the anonymous " + "user/nfsnobody when root-squash/all-squash is enabled.", + .op_version = {3}, + .flags = OPT_FLAG_SETTABLE | OPT_FLAG_DOC}, + {.key = {"statedump-path"}, + .type = GF_OPTION_TYPE_PATH, + .default_value = DEFAULT_VAR_RUN_DIRECTORY, + .description = "Specifies directory in which gluster should save its" + " statedumps.", + .op_version = {1}, + .flags = OPT_FLAG_SETTABLE | OPT_FLAG_DOC}, + {.key = {"tcp-window-size"}, + .type = GF_OPTION_TYPE_SIZET, + .min = GF_MIN_SOCKET_WINDOW_SIZE, + .max = GF_MAX_SOCKET_WINDOW_SIZE, + .description = "Specifies the window size for tcp socket.", + .op_version = {1}, + .flags = OPT_FLAG_SETTABLE}, + + /* The following two options are defined in addr.c, redifined here * + * for the sake of validation during volume set from cli */ + + {.key = {"auth.addr.*.allow", "auth.allow"}, + .setkey = "auth.addr.{{ brick.path }}.allow", + .default_value = "*", + .type = GF_OPTION_TYPE_INTERNET_ADDRESS_LIST, + .flags = OPT_FLAG_SETTABLE | OPT_FLAG_DOC, + .description = "Allow a comma separated list of addresses and/or " + "hostnames to connect to the server. Option " + "auth.reject overrides this option. By default, all " + "connections are allowed."}, + {.key = {"auth.addr.*.reject", "auth.reject"}, + .setkey = "auth.addr.{{ brick.path }}.reject", + .type = GF_OPTION_TYPE_INTERNET_ADDRESS_LIST, + .flags = OPT_FLAG_SETTABLE | OPT_FLAG_DOC, + .description = "Reject a comma separated list of addresses and/or " + "hostnames to connect to the server. This option " + "overrides the auth.allow option. By default, all" + " connections are allowed."}, + {.key = {"ssl-allow"}, + .setkey = "auth.login.{{ brick.path }}.ssl-allow", + .default_value = "*", + .type = GF_OPTION_TYPE_INTERNET_ADDRESS_LIST, + .flags = OPT_FLAG_SETTABLE | OPT_FLAG_DOC, + .description = "Allow a comma separated list of common names (CN) of" + "the clients that are allowed to access the server." + "By default, all TLS authenticated clients are" + "allowed to access the server."}, + /* This is not a valid path w.r.t daemons, hence it's string */ + {.key = {"auth-path"}, + .type = GF_OPTION_TYPE_STR, + .default_value = "{{ brick.path }}"}, + {.key = {"rpc.outstanding-rpc-limit"}, + .type = GF_OPTION_TYPE_INT, + .min = RPCSVC_MIN_OUTSTANDING_RPC_LIMIT, + .max = RPCSVC_MAX_OUTSTANDING_RPC_LIMIT, + .default_value = TOSTRING(RPCSVC_DEFAULT_OUTSTANDING_RPC_LIMIT), + .description = "Parameter to throttle the number of incoming RPC " + "requests from a client. 0 means no limit (can " + "potentially run out of memory)", + .op_version = {1}, + .flags = OPT_FLAG_SETTABLE | OPT_FLAG_DOC | OPT_FLAG_GLOBAL}, + {.key = {"manage-gids"}, + .type = GF_OPTION_TYPE_BOOL, + .default_value = "off", + .description = "Resolve groups on the server-side.", + .op_version = {GD_OP_VERSION_3_6_0}, + .flags = OPT_FLAG_SETTABLE | OPT_FLAG_DOC}, + {.key = {"gid-timeout"}, + .type = GF_OPTION_TYPE_INT, + .default_value = "300", + .description = "Timeout in seconds for the cached groups to expire.", + .op_version = {GD_OP_VERSION_3_6_0}, + .flags = OPT_FLAG_SETTABLE | OPT_FLAG_DOC}, + {.key = {"event-threads"}, + .type = GF_OPTION_TYPE_INT, + .min = 1, + .max = 1024, + .default_value = "2", + .description = "Specifies the number of event threads to execute " + "in parallel. Larger values would help process" + " responses faster, depending on available processing" + " power.", + .op_version = {GD_OP_VERSION_3_7_0}, + .flags = OPT_FLAG_SETTABLE | OPT_FLAG_DOC}, + {.key = {"dynamic-auth"}, + .type = GF_OPTION_TYPE_BOOL, + .default_value = "on", + .description = "When 'on' perform dynamic authentication of volume " + "options in order to allow/terminate client " + "transport connection immediately in response to " + "*.allow | *.reject volume set options.", + .op_version = {GD_OP_VERSION_3_7_5}, + .flags = OPT_FLAG_SETTABLE | OPT_FLAG_DOC}, + {.key = {"strict-auth-accept"}, + .type = GF_OPTION_TYPE_BOOL, + .default_value = "off", + .description = "strict-auth-accept reject connection with out" + "a valid username and password."}, + {.key = {NULL}}, +}; + +xlator_api_t xlator_api = { + .init = server_init, + .fini = server_fini, + .notify = server_notify, + .reconfigure = server_reconfigure, + .mem_acct_init = server_mem_acct_init, + .dump_metrics = server_dump_metrics, + .op_version = {1}, /* Present from the initial version */ + .dumpops = &server_dumpops, + .fops = &server_fops, + .cbks = &server_cbks, + .options = server_options, + .identifier = "server", + .category = GF_MAINTAINED, +}; diff --git a/xlators/protocol/server/src/server.h b/xlators/protocol/server/src/server.h new file mode 100644 index 00000000000..821290b62d8 --- /dev/null +++ b/xlators/protocol/server/src/server.h @@ -0,0 +1,222 @@ +/* + Copyright (c) 2010-2013 Red Hat, Inc. <http://www.redhat.com> + This file is part of GlusterFS. + + This file is licensed to you under your choice of the GNU Lesser + General Public License, version 3 or any later version (LGPLv3 or + later), or the GNU General Public License, version 2 (GPLv2), in all + cases as published by the Free Software Foundation. +*/ + +#ifndef _SERVER_H +#define _SERVER_H + +#include <pthread.h> + +#include <glusterfs/fd.h> +#include "rpcsvc.h" + +#include <glusterfs/fd.h> +#include "protocol-common.h" +#include "server-mem-types.h" +#include "glusterfs3.h" +#include <glusterfs/timer.h> +#include <glusterfs/client_t.h> +#include <glusterfs/gidcache.h> +#include <glusterfs/defaults.h> +#include "authenticate.h" + +#define DEFAULT_BLOCK_SIZE 4194304 /* 4MB */ +#define DEFAULT_VOLUME_FILE_PATH CONFDIR "/glusterfs.vol" +#define GF_MAX_SOCKET_WINDOW_SIZE (1 * GF_UNIT_MB) +#define GF_MIN_SOCKET_WINDOW_SIZE (0) + +typedef enum { + INTERNAL_LOCKS = 1, + POSIX_LOCKS = 2, +} server_lock_flags_t; + +typedef struct _server_state server_state_t; + +int +server_null(rpcsvc_request_t *req); + +struct _volfile_ctx { + struct _volfile_ctx *next; + char *key; + uint32_t checksum; +}; + +struct _child_status { + struct list_head status_list; + char *name; + char volume_id[GF_UUID_BUF_SIZE]; + gf_boolean_t child_up; +}; +struct server_conf { + rpcsvc_t *rpc; + struct rpcsvc_config rpc_conf; + int inode_lru_limit; + gf_boolean_t verify_volfile; + gf_boolean_t trace; + char *conf_dir; + struct _volfile_ctx *volfile; + dict_t *auth_modules; + pthread_mutex_t mutex; + struct list_head xprt_list; + pthread_t barrier_th; + + gf_boolean_t server_manage_gids; /* resolve gids on brick */ + gid_cache_t gid_cache; + int32_t gid_cache_timeout; + + int event_threads; /* # of event threads + * configured */ + + gf_boolean_t parent_up; + gf_boolean_t dync_auth; /* if set authenticate dynamically, + * in case if volume set options + * (say *.allow | *.reject) are + * tweeked */ + struct _child_status *child_status; + gf_lock_t itable_lock; + gf_boolean_t strict_auth_enabled; +}; +typedef struct server_conf server_conf_t; + +typedef enum { + RESOLVE_MUST = 1, + RESOLVE_NOT, + RESOLVE_MAY, + RESOLVE_DONTCARE, + RESOLVE_EXACT +} server_resolve_type_t; + +struct resolve_comp { + char *basename; + inode_t *inode; +}; + +typedef struct { + server_resolve_type_t type; + int64_t fd_no; + u_char gfid[16]; + u_char pargfid[16]; + char *path; + char *bname; + int op_ret; + int op_errno; + loc_t resolve_loc; +} server_resolve_t; + +typedef int (*server_resume_fn_t)(call_frame_t *frame, xlator_t *bound_xl); + +int +resolve_and_resume(call_frame_t *frame, server_resume_fn_t fn); + +struct _server_state { + rpc_transport_t *xprt; + inode_table_t *itable; + + server_resume_fn_t resume_fn; + + loc_t loc; + loc_t loc2; + server_resolve_t resolve; + server_resolve_t resolve2; + + /* used within resolve_and_resume */ + loc_t *loc_now; + server_resolve_t *resolve_now; + + struct iatt stbuf; + int valid; + + /* + * this fd is used in all the fd based operations PLUS + * as a source fd in copy_file_range + */ + fd_t *fd; + fd_t *fd_out; /* destination fd in copy_file_range */ + dict_t *params; + int32_t flags; + int wbflags; + struct iovec payload_vector[MAX_IOVEC]; + int payload_count; + struct iobuf *iobuf; + struct iobref *iobref; + + size_t size; + off_t offset; + /* + * According to the man page of copy_file_range, + * the offsets for source and destination file + * are of type loff_t. But the type loff_t is + * linux specific and is actual a typedef of + * off64_t. + */ + off64_t off_in; /* source offset in copy_file_range */ + off64_t off_out; /* destination offset in copy_file_range */ + mode_t mode; + dev_t dev; + size_t nr_count; + int cmd; + int type; + char *name; + int name_len; + + int mask; + char is_revalidate; + dict_t *dict; + struct gf_flock flock; + const char *volume; + dir_entry_t *entry; + gf_seek_what_t what; + + dict_t *xdata; + mode_t umask; + struct gf_lease lease; + lock_migration_info_t locklist; + + struct iovec rsp_vector[MAX_IOVEC]; + int rsp_count; + struct iobuf *rsp_iobuf; + struct iobref *rsp_iobref; + + /* subdir mount */ + client_t *client; +}; + +extern struct rpcsvc_program gluster_handshake_prog; +extern struct rpcsvc_program glusterfs3_3_fop_prog; +extern struct rpcsvc_program glusterfs4_0_fop_prog; + +typedef struct _server_ctx { + gf_lock_t fdtable_lock; + fdtable_t *fdtable; +} server_ctx_t; + +typedef struct server_cleanup_xprt_arg { + xlator_t *this; + char *victim_name; +} server_cleanup_xprt_arg_t; + +int +server_submit_reply(call_frame_t *frame, rpcsvc_request_t *req, void *arg, + struct iovec *payload, int payloadcount, + struct iobref *iobref, xdrproc_t xdrproc); + +int +gf_server_check_setxattr_cmd(call_frame_t *frame, dict_t *dict); +int +gf_server_check_getxattr_cmd(call_frame_t *frame, const char *name); + +void +forget_inode_if_no_dentry(inode_t *inode); + +void * +server_graph_janitor_threads(void *); + +server_ctx_t * +server_ctx_get(client_t *client, xlator_t *xlator); +#endif /* !_SERVER_H */ |