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authorAmar Tumballi <amar@gluster.com>2010-06-21 07:00:04 +0000
committerAnand V. Avati <avati@dev.gluster.com>2010-06-21 20:21:10 -0700
commitfdd20492638fe98a62b5e6d5e82f18cf4799fd1a (patch)
tree98082d7bfdc66157f40666f2070d3a45b582327a /xlators/protocol/server
parentb9b8734a9496ccf5f8ed5527dc7714930a59948b (diff)
rpc protocol
Signed-off-by: Amar Tumballi <amar@gluster.com> Signed-off-by: Raghavendra G <raghavendra@gluster.com> Signed-off-by: Anand V. Avati <avati@dev.gluster.com> BUG: 875 (Implement a new protocol to provide proper backward/forward compatibility) URL: http://bugs.gluster.com/cgi-bin/bugzilla3/show_bug.cgi?id=875
Diffstat (limited to 'xlators/protocol/server')
-rw-r--r--xlators/protocol/server/Makefile.am1
-rw-r--r--xlators/protocol/server/src/Makefile.am22
-rw-r--r--xlators/protocol/server/src/server-handshake.c689
-rw-r--r--xlators/protocol/server/src/server-helpers.c1392
-rw-r--r--xlators/protocol/server/src/server-helpers.h89
-rw-r--r--xlators/protocol/server/src/server-mem-types.h37
-rw-r--r--xlators/protocol/server/src/server-resolve.c655
-rw-r--r--xlators/protocol/server/src/server.c687
-rw-r--r--xlators/protocol/server/src/server.h203
-rw-r--r--xlators/protocol/server/src/server3_1-fops.c4839
10 files changed, 8614 insertions, 0 deletions
diff --git a/xlators/protocol/server/Makefile.am b/xlators/protocol/server/Makefile.am
new file mode 100644
index 0000000..af437a6
--- /dev/null
+++ b/xlators/protocol/server/Makefile.am
@@ -0,0 +1 @@
+SUBDIRS = src
diff --git a/xlators/protocol/server/src/Makefile.am b/xlators/protocol/server/src/Makefile.am
new file mode 100644
index 0000000..842ab5e5
--- /dev/null
+++ b/xlators/protocol/server/src/Makefile.am
@@ -0,0 +1,22 @@
+xlator_LTLIBRARIES = server.la
+xlatordir = $(libdir)/glusterfs/$(PACKAGE_VERSION)/xlator/alpha/protocol
+
+server_la_LDFLAGS = -module -avoidversion
+
+server_la_LIBADD = $(top_builddir)/libglusterfs/src/libglusterfs.la \
+ $(top_builddir)/xlators/protocol/rpc/rpc-lib/src/libgfrpc.la \
+ $(top_builddir)/xlators/protocol/lib/src/libgfproto1.la
+
+server_la_SOURCES = server.c server-resolve.c server-helpers.c \
+ server3_1-fops.c server-handshake.c
+
+noinst_HEADERS = server.h server-helpers.h server-mem-types.h
+
+AM_CFLAGS = -fPIC -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE -Wall \
+ -I$(top_srcdir)/libglusterfs/src -shared -nostartfiles \
+ -DCONFDIR=\"$(sysconfdir)/glusterfs\" -D$(GF_HOST_OS) \
+ $(GF_CFLAGS) -I$(top_srcdir)/xlators/protocol/lib/src \
+ -I$(top_srcdir)/xlators/protocol/rpc/rpc-lib/src/ \
+ -I$(top_srcdir)/contrib/md5/
+
+CLEANFILES = *~
diff --git a/xlators/protocol/server/src/server-handshake.c b/xlators/protocol/server/src/server-handshake.c
new file mode 100644
index 0000000..8ce9f6b
--- /dev/null
+++ b/xlators/protocol/server/src/server-handshake.c
@@ -0,0 +1,689 @@
+/*
+ Copyright (c) 2010 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 "server.h"
+#include "server-helpers.h"
+#include "glusterfs-xdr.h"
+#include "compat-errno.h"
+#include "msg-xdr.h"
+#include "authenticate.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_1_fop_prog.prognum == fop_prognum)
+ ret = 0;
+
+ return ret;
+}
+
+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;
+}
+
+
+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 = GF_CALLOC (1, sizeof (struct _volfile_ctx),
+ gf_server_mt_volfile_ctx_t);
+
+ temp_volfile->next = conf->volfile;
+ temp_volfile->key = (key)? gf_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;
+ char *filename = NULL;
+ server_conf_t *conf = NULL;
+ char data_key[256] = {0,};
+
+ conf = this->private;
+
+ /* 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) {
+ /* Make sure that key doesn't contain "../" in path */
+ if ((gf_strstr (key, "/", "..")) == -1) {
+ gf_log (this->name, GF_LOG_ERROR,
+ "%s: invalid key", key);
+ goto out;
+ }
+ }
+
+ ret = gf_asprintf (&filename, "%s/%s.vol", conf->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_filename)
+ GF_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;
+ int fd = 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;
+ fd = open (filename, O_RDONLY);
+ if (-1 == fd) {
+ 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 (fd, &local_checksum);
+ _volfile_update_checksum (this, key, local_checksum);
+ close (fd);
+ }
+
+ 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;
+}
+
+int
+build_program_list (server_conf_t *conf, char *list)
+{
+ /* Reply in "Name:Program-Number:Program-Version,..." format */
+ sprintf (list, "%s:%d:%d",
+ glusterfs3_1_fop_prog.progname,
+ glusterfs3_1_fop_prog.prognum,
+ glusterfs3_1_fop_prog.progver);
+ /* TODO: keep adding new versions to the list here */
+ return 0;
+}
+
+int
+server_dump_version (rpcsvc_request_t *req)
+{
+ char list[8192] = {0,};
+ server_conf_t *conf = NULL;
+ int ret = -1;
+ int op_errno = EINVAL;
+ gf_dump_version_req args = {0,};
+ gf_dump_version_rsp rsp = {0,};
+
+ conf = ((xlator_t *)req->conn->svc->mydata)->private;
+
+ if (xdr_to_glusterfs_req (req, &args, xdr_to_dump_version_req)) {
+ //failed to decode msg;
+ req->rpc_err = GARBAGE_ARGS;
+ goto fail;
+ }
+
+ build_program_list (conf, list);
+ rsp.msg.msg_val = list;
+ rsp.msg.msg_len = strlen (list) + 1;
+ ret = 0;
+fail:
+ rsp.op_errno = gf_errno_to_error (op_errno);
+ rsp.op_ret = ret;
+
+ server_submit_reply (NULL, req, &rsp, NULL, 0, NULL,
+ (gfs_serialize_t)xdr_serialize_dump_version_rsp);
+
+ if (args.key)
+ free (args.key);
+
+ return 0;
+}
+
+int
+server_getspec (rpcsvc_request_t *req)
+{
+ int32_t ret = -1;
+ int32_t op_errno = ENOENT;
+ int32_t spec_fd = -1;
+ size_t file_len = 0;
+ char filename[ZR_PATH_MAX] = {0,};
+ struct stat stbuf = {0,};
+ uint32_t checksum = 0;
+ char *key = NULL;
+ server_conf_t *conf = NULL;
+
+ gf_getspec_req args = {0,};
+ gf_getspec_rsp rsp = {0,};
+ server_connection_t *conn = NULL;
+
+ conn = req->conn->trans->private;
+ conf = conn->this->private;
+
+ if (xdr_to_glusterfs_req (req, &args, xdr_to_getspec_req)) {
+ //failed to decode msg;
+ req->rpc_err = GARBAGE_ARGS;
+ goto fail;
+ }
+
+ ret = build_volfile_path (conn->this, args.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 (conn->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 (conn->this->name, GF_LOG_ERROR,
+ "Unable to open %s (%s)",
+ filename, strerror (errno));
+ goto fail;
+ }
+ ret = file_len = stbuf.st_size;
+
+ if (conf->verify_volfile) {
+ get_checksum_for_file (spec_fd, &checksum);
+ _volfile_update_checksum (conn->this, key, checksum);
+ }
+ } else {
+ errno = ENOENT;
+ }
+
+ if (file_len) {
+ rsp.spec = GF_CALLOC (file_len, sizeof (char),
+ gf_server_mt_rsp_buf_t);
+ if (!rsp.spec) {
+ ret = -1;
+ op_errno = ENOMEM;
+ goto fail;
+ }
+ ret = read (spec_fd, rsp.spec, file_len);
+
+ close (spec_fd);
+ }
+
+ /* convert to XDR */
+fail:
+ op_errno = errno;
+ rsp.op_errno = gf_errno_to_error (op_errno);
+ rsp.op_ret = ret;
+
+ server_submit_reply (NULL, req, &rsp, NULL, 0, NULL,
+ (gfs_serialize_t)xdr_serialize_getspec_rsp);
+
+ return 0;
+}
+
+
+int
+server_setvolume (rpcsvc_request_t *req)
+{
+ gf_setvolume_req args = {0,};
+ gf_setvolume_rsp rsp = {0,};
+ server_connection_t *conn = 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 *process_uuid = NULL;
+ xlator_t *xl = NULL;
+ char *msg = NULL;
+ char *volfile_key = NULL;
+ xlator_t *this = NULL;
+ uint32_t checksum = 0;
+ int32_t ret = -1;
+ int32_t op_ret = -1;
+ int32_t op_errno = EINVAL;
+ int32_t fop_version = 0;
+ int32_t mgmt_version = 0;
+
+ params = dict_new ();
+ reply = dict_new ();
+ if (xdr_to_glusterfs_req (req, &args, xdr_to_setvolume_req)) {
+ //failed to decode msg;
+ req->rpc_err = GARBAGE_ARGS;
+ goto fail;
+ }
+
+ this = req->conn->svc->mydata;
+
+ config_params = dict_copy_with_ref (this->options, NULL);
+ conf = this->private;
+
+ ret = dict_unserialize (args.dict.dict_val, args.dict.dict_len, &params);
+ if (ret < 0) {
+ ret = dict_set_str (reply, "ERROR",
+ "Internal error: failed to unserialize "
+ "request dictionary");
+ if (ret < 0)
+ gf_log (this->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 (this->name, GF_LOG_DEBUG,
+ "failed to set error msg");
+
+ op_ret = -1;
+ op_errno = EINVAL;
+ goto fail;
+ }
+
+
+ conn = server_connection_get (this, process_uuid);
+ if (req->conn->trans->xl_private != conn)
+ req->conn->trans->xl_private = conn;
+
+ 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_log (this->name, GF_LOG_DEBUG,
+ "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_log (this->name, GF_LOG_DEBUG,
+ "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_log (this->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 (this->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 (this->name, GF_LOG_DEBUG,
+ "failed to set error msg");
+
+ op_ret = -1;
+ op_errno = EINVAL;
+ goto fail;
+ }
+
+ xl = get_xlator_by_name (this, name);
+ if (xl == NULL) {
+ ret = gf_asprintf (&msg, "remote-subvolume \"%s\" is not found",
+ name);
+ if (-1 == ret) {
+ gf_log (this->name, GF_LOG_ERROR,
+ "asprintf failed while setting error msg");
+ goto fail;
+ }
+ ret = dict_set_dynstr (reply, "ERROR", msg);
+ if (ret < 0)
+ gf_log (this->name, GF_LOG_DEBUG,
+ "failed to set error msg");
+
+ op_ret = -1;
+ op_errno = ENOENT;
+ goto fail;
+ }
+
+ if (conf->verify_volfile) {
+ ret = dict_get_uint32 (params, "volfile-checksum", &checksum);
+ if (ret == 0) {
+ ret = dict_get_str (params, "volfile-key",
+ &volfile_key);
+
+ ret = _validate_volfile_checksum (this, volfile_key,
+ checksum);
+ if (-1 == ret) {
+ ret = dict_set_str (reply, "ERROR",
+ "volume-file checksum "
+ "varies from earlier "
+ "access");
+ if (ret < 0)
+ gf_log (this->name, GF_LOG_DEBUG,
+ "failed to set error msg");
+
+ op_ret = -1;
+ op_errno = ESTALE;
+ goto fail;
+ }
+ }
+ }
+
+
+ peerinfo = &req->conn->trans->peerinfo;
+ ret = dict_set_static_ptr (params, "peer-info", peerinfo);
+ if (ret < 0)
+ gf_log (this->name, GF_LOG_DEBUG,
+ "failed to set peer-info");
+
+ if (conf->auth_modules == NULL) {
+ gf_log (this->name, GF_LOG_ERROR,
+ "Authentication module not initialized");
+ }
+
+ ret = gf_authenticate (params, config_params,
+ conf->auth_modules);
+
+ if (ret == AUTH_ACCEPT) {
+ gf_log (this->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 (this->name, GF_LOG_DEBUG,
+ "failed to set error msg");
+ } else {
+ gf_log (this->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 (this->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 (this->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 */
+
+ gf_log (this->name, GF_LOG_TRACE,
+ "creating inode table with lru_limit=%"PRId32", "
+ "xlator=%s", conf->inode_lru_limit,
+ conn->bound_xl->name);
+
+ /* TODO: what is this ? */
+ conn->bound_xl->itable = inode_table_new (conf->inode_lru_limit,
+ conn->bound_xl);
+ }
+
+ ret = dict_set_str (reply, "process-uuid",
+ this->ctx->process_uuid);
+
+ ret = dict_set_uint64 (reply, "transport-ptr",
+ ((uint64_t) (long) req->conn->trans));
+
+
+fail:
+ rsp.dict.dict_len = dict_serialized_length (reply);
+ if (rsp.dict.dict_len < 0) {
+ gf_log (this->name, GF_LOG_DEBUG,
+ "failed to get serialized length of reply dict");
+ op_ret = -1;
+ op_errno = EINVAL;
+ rsp.dict.dict_len = 0;
+ }
+
+ if (rsp.dict.dict_len) {
+ rsp.dict.dict_val = GF_CALLOC (1, rsp.dict.dict_len, 0);
+ if (rsp.dict.dict_val) {
+ ret = dict_serialize (reply, rsp.dict.dict_val);
+ if (ret < 0) {
+ gf_log (this->name, GF_LOG_DEBUG,
+ "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);
+
+ server_submit_reply (NULL, req, &rsp, NULL, 0, NULL,
+ (gfs_serialize_t)xdr_serialize_setvolume_rsp);
+
+
+ if (args.dict.dict_val)
+ free (args.dict.dict_val);
+
+ if (rsp.dict.dict_val)
+ GF_FREE (rsp.dict.dict_val);
+
+ dict_unref (params);
+ dict_unref (reply);
+ dict_unref (config_params);
+
+ return 0;
+}
+
+
+int
+server_ping (rpcsvc_request_t *req)
+{
+ gf_common_rsp rsp = {0,};
+
+ rsp.gfs_id = req->gfs_id;
+ /* Accepted */
+ rsp.op_ret = 0;
+
+ server_submit_reply (NULL, req, &rsp, NULL, 0, NULL,
+ xdr_serialize_common_rsp);
+
+ return 0;
+}
+
+
+rpcsvc_actor_t gluster_handshake_actors[] = {
+ [GF_HNDSK_NULL] = {"NULL", GF_HNDSK_NULL, server_null, NULL, NULL },
+ [GF_HNDSK_DUMP_VERSION] = {"VERSION", GF_HNDSK_DUMP_VERSION, server_dump_version, NULL, NULL },
+ [GF_HNDSK_SETVOLUME] = {"SETVOLUME", GF_HNDSK_SETVOLUME, server_setvolume, NULL, NULL },
+ [GF_HNDSK_GETSPEC] = {"GETSPEC", GF_HNDSK_GETSPEC, server_getspec, NULL, NULL },
+ [GF_HNDSK_PING] = {"PING", GF_HNDSK_PING, server_ping, NULL, NULL },
+};
+
+
+struct rpcsvc_program gluster_handshake_prog = {
+ .progname = "GlusterFS Handshake",
+ .prognum = GLUSTER_HNDSK_PROGRAM,
+ .progver = GLUSTER_HNDSK_VERSION,
+
+ .actors = gluster_handshake_actors,
+ .numactors = 5,
+ .progport = 7008,
+};
diff --git a/xlators/protocol/server/src/server-helpers.c b/xlators/protocol/server/src/server-helpers.c
new file mode 100644
index 0000000..5cae205
--- /dev/null
+++ b/xlators/protocol/server/src/server-helpers.c
@@ -0,0 +1,1392 @@
+/*
+ Copyright (c) 2010 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 "server.h"
+#include "server-helpers.h"
+
+int
+server_decode_groups (call_frame_t *frame, rpcsvc_request_t *req)
+{
+ int i = 0;
+
+ if ((!frame) || (!req))
+ return 0;
+
+ frame->root->ngrps = req->auxgidcount;
+ 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] = req->auxgids[i];
+
+ return 0;
+}
+
+/* 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)
+{
+ inode_t *inode = NULL;
+ inode_t *parent = NULL;
+ int32_t ret = -1;
+ char *dentry_path = NULL;
+
+
+ GF_VALIDATE_OR_GOTO ("server", loc, out);
+ GF_VALIDATE_OR_GOTO ("server", state, out);
+ GF_VALIDATE_OR_GOTO ("server", path, out);
+
+ /* 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;
+ }
+
+ 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;
+ }
+
+ if (name && parent) {
+ ret = inode_path (parent, name, &dentry_path);
+ if (ret < 0) {
+ gf_log (state->conn->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->conn->bound_xl->name, GF_LOG_DEBUG,
+ "failed to build path for %"PRId64": %s",
+ inode->ino, strerror (-ret));
+ }
+ }
+
+ if (dentry_path) {
+ if (strcmp (dentry_path, path)) {
+ gf_log (state->conn->bound_xl->name, GF_LOG_DEBUG,
+ "paths differ for inode(%"PRId64"): "
+ "client path = %s. dentry path = %s",
+ ino, path, dentry_path);
+ }
+
+ loc->path = dentry_path;
+ loc->name = strrchr (loc->path, '/');
+ if (loc->name)
+ loc->name++;
+ } else {
+ loc->path = gf_strdup (path);
+ loc->name = strrchr (loc->path, '/');
+ if (loc->name)
+ loc->name++;
+ }
+
+out:
+ return ret;
+}
+
+/*
+ * stat_to_str - convert struct iatt to a ASCII string
+ * @stbuf: struct iatt pointer
+ *
+ * not for external reference
+ */
+char *
+stat_to_str (struct iatt *stbuf)
+{
+ int ret = 0;
+ char *tmp_buf = NULL;
+
+ uint64_t dev = stbuf->ia_gen;
+ uint64_t ino = stbuf->ia_ino;
+ uint32_t mode = st_mode_from_ia (stbuf->ia_prot, stbuf->ia_type);
+ uint32_t nlink = stbuf->ia_nlink;
+ uint32_t uid = stbuf->ia_uid;
+ uint32_t gid = stbuf->ia_gid;
+ uint64_t rdev = stbuf->ia_rdev;
+ uint64_t size = stbuf->ia_size;
+ uint32_t blksize = stbuf->ia_blksize;
+ uint64_t blocks = stbuf->ia_blocks;
+ uint32_t atime = stbuf->ia_atime;
+ uint32_t mtime = stbuf->ia_mtime;
+ uint32_t ctime = stbuf->ia_ctime;
+
+ uint32_t atime_nsec = stbuf->ia_atime_nsec;
+ uint32_t mtime_nsec = stbuf->ia_mtime_nsec;
+ uint32_t ctime_nsec = stbuf->ia_ctime_nsec;
+
+
+ ret = gf_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;
+ }
+
+ if (loc->path)
+ GF_FREE ((void *)loc->path);
+}
+
+
+void
+server_resolve_wipe (server_resolve_t *resolve)
+{
+ struct resolve_comp *comp = NULL;
+ int i = 0;
+
+ if (resolve->path)
+ GF_FREE ((void *)resolve->path);
+
+ if (resolve->bname)
+ GF_FREE ((void *)resolve->bname);
+
+ if (resolve->resolved)
+ GF_FREE ((void *)resolve->resolved);
+
+ loc_wipe (&resolve->deep_loc);
+
+ comp = resolve->components;
+ if (comp) {
+ for (i = 0; comp[i].basename; i++) {
+ if (comp[i].inode)
+ inode_unref (comp[i].inode);
+ }
+ GF_FREE ((void *)resolve->components);
+ }
+}
+
+
+void
+free_state (server_state_t *state)
+{
+ if (state->conn) {
+ //xprt_svc_unref (state->conn);
+ state->conn = NULL;
+ }
+
+ if (state->fd) {
+ fd_unref (state->fd);
+ state->fd = 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->volume)
+ GF_FREE ((void *)state->volume);
+
+ if (state->name)
+ 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);
+
+ GF_FREE (state);
+}
+
+
+call_frame_t *
+server_copy_frame (call_frame_t *frame)
+{
+ call_frame_t *new_frame = NULL;
+ server_state_t *state = NULL, *new_state = NULL;
+
+ state = frame->root->state;
+
+ new_frame = copy_frame (frame);
+
+ new_state = GF_CALLOC (1, sizeof (server_state_t), 0);
+
+ new_frame->root->op = frame->root->op;
+ new_frame->root->type = frame->root->type;
+ new_frame->root->trans = state->conn;
+ new_frame->root->state = new_state;
+
+ new_state->itable = state->itable;
+ new_state->conn = state->conn;
+ //new_state->conn = xprt_ref (state->conn);
+
+ new_state->resolve.fd_no = -1;
+ new_state->resolve2.fd_no = -1;
+
+ return new_frame;
+}
+
+
+int
+gf_add_locker (struct _lock_table *table, const char *volume,
+ loc_t *loc, fd_t *fd, pid_t pid)
+{
+ int32_t ret = -1;
+ struct _locker *new = NULL;
+ uint8_t dir = 0;
+
+ new = GF_CALLOC (1, sizeof (struct _locker), 0);
+ if (new == NULL) {
+ gf_log ("server", GF_LOG_ERROR,
+ "failed to allocate memory for \'struct _locker\'");
+ goto out;
+ }
+ INIT_LIST_HEAD (&new->lockers);
+
+ new->volume = gf_strdup (volume);
+
+ if (fd == NULL) {
+ loc_copy (&new->loc, loc);
+ dir = IA_ISDIR (new->loc.inode->ia_type);
+ } else {
+ new->fd = fd_ref (fd);
+ dir = IA_ISDIR (fd->inode->ia_type);
+ }
+
+ new->pid = pid;
+
+ 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);
+out:
+ return ret;
+}
+
+
+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 = IA_ISDIR (fd->inode->ia_type);
+ } else {
+ dir = IA_ISDIR (loc->inode->ia_type);
+ }
+
+ LOCK (&table->lock);
+ {
+ if (dir) {
+ head = &table->dir_lockers;
+ } else {
+ head = &table->file_lockers;
+ }
+
+ 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);
+
+ tmp = NULL;
+ locker = NULL;
+
+ 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_FREE (locker->volume);
+ GF_FREE (locker);
+ }
+
+ return ret;
+}
+
+
+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;
+ }
+
+ ptr = buffer;
+ trav = head->next;
+ while (trav) {
+ tmp_buf = stat_to_str (&trav->buf);
+ /* tmp_buf will have \n before \0 */
+
+ this_len = sprintf (ptr, "%s/%s%s\n",
+ trav->name, tmp_buf,
+ trav->link);
+
+ GF_FREE (tmp_buf);
+ trav = trav->next;
+ ptr += this_len;
+ }
+
+ buflen = strlen (buffer);
+
+ return buflen;
+}
+
+
+static struct _lock_table *
+gf_lock_table_new (void)
+{
+ struct _lock_table *new = NULL;
+
+ new = GF_CALLOC (1, sizeof (struct _lock_table), 0);
+ 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);
+out:
+ return new;
+}
+
+static 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;
+}
+
+int
+do_lock_table_cleanup (xlator_t *this, server_connection_t *conn,
+ call_frame_t *frame, struct _lock_table *ltable)
+{
+ 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;
+
+ bound_xl = conn->bound_xl;
+ INIT_LIST_HEAD (&file_lockers);
+ INIT_LIST_HEAD (&dir_lockers);
+
+ LOCK (&ltable->lock);
+ {
+ list_splice_init (&ltable->file_lockers,
+ &file_lockers);
+
+ list_splice_init (&ltable->dir_lockers, &dir_lockers);
+ }
+ UNLOCK (&ltable->lock);
+
+ GF_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);
+ }
+
+ GF_FREE (locker->volume);
+
+ list_del_init (&locker->lockers);
+ GF_FREE (locker);
+ }
+
+ 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);
+ }
+
+ GF_FREE (locker->volume);
+
+ list_del_init (&locker->lockers);
+ GF_FREE (locker);
+ }
+ ret = 0;
+
+out:
+ 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)
+{
+ fd_t *fd = NULL;
+
+ fd = frame->local;
+
+ fd_unref (fd);
+ frame->local = NULL;
+
+ STACK_DESTROY (frame->root);
+ return 0;
+}
+
+
+int
+do_fd_cleanup (xlator_t *this, server_connection_t *conn, call_frame_t *frame,
+ fdentry_t *fdentries, int fd_count)
+{
+ 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;
+
+ 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);
+ }
+ }
+
+ GF_FREE (fdentries);
+ ret = 0;
+
+out:
+ return ret;
+}
+
+int
+do_connection_cleanup (xlator_t *this, server_connection_t *conn,
+ struct _lock_table *ltable, fdentry_t *fdentries, int fd_count)
+{
+ int ret = 0;
+ int saved_ret = 0;
+ call_frame_t *frame = NULL;
+ server_state_t *state = NULL;
+
+ frame = create_frame (this, this->ctx->pool);
+ if (frame == NULL) {
+ gf_log (this->name, GF_LOG_ERROR, "out of memory");
+ goto out;
+ }
+
+ saved_ret = do_lock_table_cleanup (this, conn, frame, ltable);
+
+ if (fdentries != NULL) {
+ ret = do_fd_cleanup (this, conn, frame, fdentries, fd_count);
+ }
+
+ state = CALL_STATE (frame);
+ if (state)
+ GF_FREE (state);
+
+ STACK_DESTROY (frame->root);
+
+ if (saved_ret || ret) {
+ ret = -1;
+ }
+
+out:
+ return ret;
+}
+
+
+int
+server_connection_cleanup (xlator_t *this, server_connection_t *conn)
+{
+ char do_cleanup = 0;
+ struct _lock_table *ltable = NULL;
+ fdentry_t *fdentries = NULL;
+ uint32_t fd_count = 0;
+ int ret = 0;
+
+ if (conn == NULL) {
+ goto out;
+ }
+
+ pthread_mutex_lock (&conn->lock);
+ {
+ 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;
+ }
+ }
+ pthread_mutex_unlock (&conn->lock);
+
+ if (do_cleanup && conn->bound_xl)
+ ret = do_connection_cleanup (this, conn, ltable, fdentries, fd_count);
+
+out:
+ return ret;
+}
+
+
+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;
+ }
+
+ bound_xl = (xlator_t *) (conn->bound_xl);
+
+ 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);
+
+ pthread_mutex_lock (&(conn->lock));
+ {
+ if (conn->ltable) {
+ ltable = conn->ltable;
+ conn->ltable = NULL;
+ }
+ }
+ pthread_mutex_unlock (&conn->lock);
+
+ INIT_LIST_HEAD (&file_lockers);
+ INIT_LIST_HEAD (&dir_lockers);
+
+ LOCK (&ltable->lock);
+ {
+ list_splice_init (&ltable->file_lockers,
+ &file_lockers);
+
+ list_splice_init (&ltable->dir_lockers, &dir_lockers);
+ }
+ UNLOCK (&ltable->lock);
+ GF_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);
+ }
+
+ GF_FREE (locker->volume);
+
+ list_del_init (&locker->lockers);
+ GF_FREE (locker);
+ }
+
+ 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);
+ }
+
+ GF_FREE (locker->volume);
+
+ list_del_init (&locker->lockers);
+ GF_FREE (locker);
+ }
+
+ 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);
+ }
+ }
+ GF_FREE (fdentries);
+ }
+ }
+
+ if (frame) {
+ state = CALL_STATE (frame);
+ if (state)
+ GF_FREE (state);
+ STACK_DESTROY (frame->root);
+ }
+
+ gf_log (this->name, GF_LOG_INFO, "destroyed connection of %s",
+ conn->id);
+
+ GF_FREE (conn->id);
+ GF_FREE (conn);
+
+out:
+ return ret;
+}
+
+
+server_connection_t *
+server_connection_get (xlator_t *this, const char *id)
+{
+ server_connection_t *conn = NULL;
+ server_connection_t *trav = NULL;
+ server_conf_t *conf = NULL;
+
+ conf = this->private;
+
+ pthread_mutex_lock (&conf->mutex);
+ {
+ list_for_each_entry (trav, &conf->conns, list) {
+ if (!strcmp (id, trav->id)) {
+ conn = trav;
+ break;
+ }
+ }
+
+ if (!conn) {
+ conn = (void *) GF_CALLOC (1, sizeof (*conn), 0);
+
+ conn->id = gf_strdup (id);
+ conn->fdtable = gf_fd_fdtable_alloc ();
+ conn->ltable = gf_lock_table_new ();
+ conn->this = this;
+ pthread_mutex_init (&conn->lock, NULL);
+
+ list_add (&conn->list, &conf->conns);
+ }
+
+ conn->ref++;
+ conn->active_transports++;
+ }
+ pthread_mutex_unlock (&conf->mutex);
+
+ return conn;
+}
+
+
+void
+server_connection_put (xlator_t *this, server_connection_t *conn)
+{
+ server_conf_t *conf = NULL;
+ server_connection_t *todel = NULL;
+
+ if (conn == NULL) {
+ goto out;
+ }
+
+ conf = this->private;
+
+ pthread_mutex_lock (&conf->mutex);
+ {
+ conn->ref--;
+
+ if (!conn->ref) {
+ list_del_init (&conn->list);
+ todel = conn;
+ }
+ }
+ pthread_mutex_unlock (&conf->mutex);
+
+ if (todel) {
+ server_connection_destroy (this, todel);
+ }
+
+out:
+ return;
+}
+
+static call_frame_t *
+server_alloc_frame (rpcsvc_request_t *req)
+{
+ call_frame_t *frame = NULL;
+ server_state_t *state = NULL;
+ server_connection_t *conn = NULL;
+
+ GF_VALIDATE_OR_GOTO("server", req, out);
+
+ conn = (server_connection_t *)req->conn->trans->xl_private;
+ if (!conn)
+ goto out;
+ frame = create_frame (conn->this, req->conn->svc->ctx->pool);
+ GF_VALIDATE_OR_GOTO("server", frame, out);
+
+ state = GF_CALLOC (1, sizeof (*state), 0);
+ GF_VALIDATE_OR_GOTO("server", state, out);
+
+ if (conn->bound_xl)
+ state->itable = conn->bound_xl->itable;
+
+ state->xprt = req->conn->trans;
+ state->conn = conn;
+
+ state->resolve.fd_no = -1;
+ state->resolve2.fd_no = -1;
+
+ frame->root->state = state; /* which socket */
+ frame->root->unique = 0; /* which call */
+
+ frame->this = conn->this;
+out:
+ return frame;
+}
+
+
+
+call_frame_t *
+get_frame_from_request (rpcsvc_request_t *req)
+{
+ call_frame_t *frame = NULL;
+
+ frame = server_alloc_frame (req);
+ if (!frame)
+ goto out;
+
+ frame->root->op = req->procnum;
+ frame->root->type = req->type;
+
+ frame->root->unique = req->xid;
+
+ frame->root->uid = req->uid;
+ frame->root->gid = req->gid;
+ frame->root->pid = req->pid;
+ frame->root->lk_owner = req->lk_owner;
+
+ server_decode_groups (frame, req);
+
+ frame->local = req;
+out:
+ return frame;
+}
+
+
+int
+server_build_config (xlator_t *this, server_conf_t *conf)
+{
+ data_t *data = NULL;
+ int ret = -1;
+ struct stat buf = {0,};
+
+ ret = dict_get_int32 (this->options, "inode-lru-limit",
+ &conf->inode_lru_limit);
+ if (ret < 0) {
+ conf->inode_lru_limit = 1024;
+ }
+
+ 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_log (this->name, GF_LOG_WARNING,
+ "wrong value for 'verify-volfile-checksum', "
+ "Neglecting option");
+ }
+ }
+
+ data = dict_get (this->options, "trace");
+ if (data) {
+ ret = gf_string2boolean (data->data, &conf->trace);
+ if (ret != 0) {
+ gf_log (this->name, GF_LOG_WARNING,
+ "'trace' takes on only boolean values. "
+ "Neglecting option");
+ }
+ }
+
+ /* TODO: build_rpc_config (); */
+ ret = dict_get_int32 (this->options, "limits.transaction-size",
+ &conf->rpc_conf.max_block_size);
+ if (ret < 0) {
+ gf_log (this->name, GF_LOG_TRACE,
+ "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 = stat (data->data, &buf);
+ if ((ret != 0) || !S_ISDIR (buf.st_mode)) {
+ gf_log (this->name, GF_LOG_ERROR,
+ "Directory '%s' doesn't exist, exiting.",
+ data->data);
+ ret = -1;
+ goto out;
+ }
+ /* Make sure that conf-dir doesn't contain ".." in path */
+ if ((gf_strstr (data->data, "/", "..")) == -1) {
+ ret = -1;
+ gf_log (this->name, GF_LOG_ERROR,
+ "%s: invalid conf_dir", data->data);
+ goto out;
+ }
+
+ conf->conf_dir = gf_strdup (data->data);
+ }
+ ret = 0;
+out:
+ return ret;
+}
+
+server_connection_t *
+get_server_conn_state (xlator_t *this, rpc_transport_t *xprt)
+{
+ return (server_connection_t *)xprt->xl_private;
+}
+
+server_connection_t *
+create_server_conn_state (xlator_t *this, rpc_transport_t *xprt)
+{
+ server_connection_t *conn = NULL;
+ int ret = -1;
+
+ conn = GF_CALLOC (1, sizeof (*conn), 0);
+ if (!conn)
+ goto out;
+
+ pthread_mutex_init (&conn->lock, NULL);
+
+ conn->fdtable = gf_fd_fdtable_alloc ();
+ if (!conn->fdtable)
+ goto out;
+
+ conn->ltable = gf_lock_table_new ();
+ if (!conn->ltable)
+ goto out;
+
+ conn->this = this;
+
+ xprt->xl_private = conn;
+
+ ret = 0;
+out:
+ if (ret)
+ destroy_server_conn_state (conn);
+
+ return conn;
+}
+
+void
+destroy_server_conn_state (server_connection_t *conn)
+{
+ if (!conn) {
+ return;
+ }
+
+ if (conn->ltable) {
+ /* TODO */
+ //FREE (conn->ltable);
+ ;
+ }
+
+ if (conn->fdtable)
+ gf_fd_fdtable_destroy (conn->fdtable);
+
+ pthread_mutex_destroy (&conn->lock);
+
+ GF_FREE (conn);
+
+ return;
+}
+
+
+void
+print_caller (char *str, int size, call_frame_t *frame)
+{
+ int filled = 0;
+ server_state_t *state = NULL;
+
+ state = CALL_STATE (frame);
+
+ filled += snprintf (str + filled, size - filled,
+ " Callid=%"PRId64", Client=%s",
+ frame->root->unique,
+ state->xprt->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->conn->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:
+ op = gf_fop_list[frame->root->op];
+ break;
+ case GF_OP_TYPE_MGMT:
+ op = gf_mgmt_list[frame->root->op];
+ break;
+ default:
+ op = "";
+ }
+
+ 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:
+ op = gf_fop_list[frame->root->op];
+ break;
+ case GF_OP_TYPE_MGMT:
+ op = gf_mgmt_list[frame->root->op];
+ break;
+ default:
+ op = "";
+ break;
+ }
+
+ gf_log (this->name, GF_LOG_NORMAL,
+ "%s%s%s%s%s%s%s",
+ op, caller,
+ resolve_vars, loc_vars, resolve2_vars, loc2_vars, other_vars);
+}
diff --git a/xlators/protocol/server/src/server-helpers.h b/xlators/protocol/server/src/server-helpers.h
new file mode 100644
index 0000000..4897336
--- /dev/null
+++ b/xlators/protocol/server/src/server-helpers.h
@@ -0,0 +1,89 @@
+/*
+ Copyright (c) 2010 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_HELPERS_H
+#define _SERVER_HELPERS_H
+
+#include "server.h"
+
+#define CALL_STATE(frame) ((server_state_t *)frame->root->state)
+
+#define BOUND_XL(frame) ((xlator_t *) CALL_STATE(frame)->conn->bound_xl)
+
+#define XPRT_FROM_FRAME(frame) ((rpc_transport_t *) CALL_STATE(frame)->xprt)
+
+#define SERVER_CONNECTION(frame) \
+ ((server_connection_t *) CALL_STATE(frame)->conn)
+
+#define SERVER_CONF(frame) \
+ ((server_conf_t *)XPRT_FROM_FRAME(frame)->this->private)
+
+#define XPRT_FROM_XLATOR(this) ((((server_conf_t *)this->private))->listen)
+
+#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 iatt *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);
+
+int32_t
+gf_del_locker (struct _lock_table *table, const char *volume,
+ loc_t *loc,
+ fd_t *fd,
+ pid_t pid);
+
+int32_t
+gf_direntry_to_bin (dir_entry_t *head, char *bufferp);
+
+void
+server_print_request (call_frame_t *frame);
+
+call_frame_t *
+get_frame_from_request (rpcsvc_request_t *req);
+
+server_connection_t *
+get_server_conn_state (xlator_t *this, rpc_transport_t *xptr);
+
+server_connection_t *
+create_server_conn_state (xlator_t *this, rpc_transport_t *xptr);
+
+void
+destroy_server_conn_state (server_connection_t *conn);
+
+int
+server_build_config (xlator_t *this, server_conf_t *conf);
+
+#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 0000000..76c5ae1
--- /dev/null
+++ b/xlators/protocol/server/src/server-mem-types.h
@@ -0,0 +1,37 @@
+/*
+ Copyright (c) 2010 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_MEM_TYPES_H__
+#define __SERVER_MEM_TYPES_H__
+
+#include "mem-types.h"
+
+enum gf_server_mem_types_ {
+ gf_server_mt_server_conf_t = gf_common_mt_end + 1,
+ gf_server_mt_resolv_comp_t,
+ gf_server_mt_state_t,
+ gf_server_mt_locker_t,
+ gf_server_mt_lock_table_t,
+ gf_server_mt_conn_t,
+ gf_server_mt_rsp_buf_t,
+ gf_server_mt_volfile_ctx_t,
+ gf_server_mt_end,
+};
+#endif /* __SERVER_MEM_TYPES_H__ */
diff --git a/xlators/protocol/server/src/server-resolve.c b/xlators/protocol/server/src/server-resolve.c
new file mode 100644
index 0000000..7733621
--- /dev/null
+++ b/xlators/protocol/server/src/server-resolve.c
@@ -0,0 +1,655 @@
+/*
+ Copyright (c) 2010 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 "server.h"
+#include "server-helpers.h"
+
+
+int
+server_resolve_all (call_frame_t *frame);
+int
+resolve_entry_simple (call_frame_t *frame);
+int
+resolve_inode_simple (call_frame_t *frame);
+int
+resolve_path_simple (call_frame_t *frame);
+
+int
+component_count (const char *path)
+{
+ int count = 0;
+ const char *trav = NULL;
+
+ trav = path;
+
+ for (trav = path; *trav; trav++) {
+ if (*trav == '/')
+ count++;
+ }
+
+ return count + 2;
+}
+
+
+int
+prepare_components (call_frame_t *frame)
+{
+ 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 = gf_strdup (resolve->path);
+ resolve->resolved = resolved;
+
+ count = component_count (resolve->path);
+ components = GF_CALLOC (sizeof (*components), count,
+ gf_server_mt_resolv_comp_t);
+ 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++;
+ }
+ }
+
+ 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);
+
+ resolve = state->resolve_now;
+ loc = state->loc_now;
+
+ if (!loc->path) {
+ if (loc->parent) {
+ ret = inode_path (loc->parent, resolve->bname, &path);
+ } else if (loc->inode) {
+ ret = inode_path (loc->inode, NULL, &path);
+ }
+
+ if (!path)
+ path = gf_strdup (resolve->path);
+
+ loc->path = path;
+ }
+
+ loc->name = strrchr (loc->path, '/');
+ if (loc->name)
+ loc->name++;
+
+ if (!loc->parent && loc->inode) {
+ loc->parent = inode_parent (loc->inode, 0, NULL);
+ }
+
+ return 0;
+}
+
+
+int
+resolve_deep_continue (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;
+}
+
+
+int
+resolve_deep_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
+ int op_ret, int op_errno, inode_t *inode, struct iatt *buf,
+ dict_t *xattr, struct iatt *postparent)
+{
+ 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;
+
+ i = (long) cookie;
+
+ if (op_ret == -1) {
+ goto get_out_of_here;
+ }
+
+ 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;
+ }
+
+ loc_wipe (&resolve->deep_loc);
+
+ i++; /* next component */
+
+ if (!components[i].basename) {
+ /* all components of the path are resolved */
+ goto get_out_of_here;
+ }
+
+ /* join the current component with the path resolved until now */
+ *(components[i].basename - 1) = '/';
+
+ resolve->deep_loc.path = gf_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;
+
+ STACK_WIND_COOKIE (frame, resolve_deep_cbk, (void *) (long) i,
+ BOUND_XL (frame), BOUND_XL (frame)->fops->lookup,
+ &resolve->deep_loc, NULL);
+ return 0;
+
+get_out_of_here:
+ resolve_deep_continue (frame);
+ return 0;
+}
+
+
+int
+resolve_path_deep (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;
+
+ gf_log (BOUND_XL (frame)->name, GF_LOG_TRACE,
+ "RESOLVE %s() seeking deep resolution of %s",
+ gf_fop_list[frame->root->op], resolve->path);
+
+ prepare_components (frame);
+
+ /* start from the root */
+ resolve->deep_loc.inode = state->itable->root;
+ resolve->deep_loc.path = gf_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);
+ 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 (!components[ino_idx].inode &&
+ (resolve->type == RESOLVE_MUST || resolve->type == RESOLVE_EXACT)) {
+ resolve->op_ret = -1;
+ resolve->op_errno = ENOENT;
+ goto out;
+ }
+
+ 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;
+}
+
+/*
+ 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)
+{
+ 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;
+
+ 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;
+ }
+
+ 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;
+ }
+
+ /* 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;
+ }
+
+ ret = 0;
+
+ state->loc_now->inode = inode_ref (inode);
+
+out:
+ if (parent)
+ inode_unref (parent);
+
+ if (inode)
+ inode_unref (inode);
+
+ return ret;
+}
+
+
+int
+server_resolve_entry (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;
+ }
+
+ if (ret == 0)
+ resolve_loc_touchup (frame);
+
+ server_resolve_all (frame);
+
+ return 0;
+}
+
+
+int
+resolve_inode_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);
+ }
+
+ if (!inode) {
+ resolve->op_ret = -1;
+ resolve->op_errno = ENOENT;
+ ret = 1;
+ goto out;
+ }
+
+ if (inode->ino != 1 && inode->generation != resolve->gen) {
+ resolve->op_ret = -1;
+ resolve->op_errno = ENOENT;
+ ret = -1;
+ goto out;
+ }
+
+ ret = 0;
+
+ state->loc_now->inode = inode_ref (inode);
+
+out:
+ if (inode)
+ inode_unref (inode);
+
+ return ret;
+}
+
+
+int
+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_inode_simple (frame);
+
+ if (ret > 0) {
+ loc_wipe (loc);
+ resolve_path_deep (frame);
+ return 0;
+ }
+
+ if (ret == 0)
+ resolve_loc_touchup (frame);
+
+ server_resolve_all (frame);
+
+ return 0;
+}
+
+
+int
+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;
+
+ state = CALL_STATE (frame);
+ this = frame->this;
+ resolve = state->resolve_now;
+ conn = SERVER_CONNECTION (frame);
+
+ fd_no = resolve->fd_no;
+
+ state->fd = gf_fd_fdptr_get (conn->fdtable, fd_no);
+
+ if (!state->fd) {
+ resolve->op_ret = -1;
+ resolve->op_errno = EBADF;
+ }
+
+ server_resolve_all (frame);
+
+ return 0;
+}
+
+
+int
+server_resolve (call_frame_t *frame)
+{
+ server_state_t *state = NULL;
+ xlator_t *this = NULL;
+ server_resolve_t *resolve = NULL;
+
+ state = CALL_STATE (frame);
+ this = frame->this;
+ resolve = state->resolve_now;
+
+ if (resolve->fd_no != -1) {
+
+ server_resolve_fd (frame);
+
+ } else if (resolve->par) {
+
+ server_resolve_entry (frame);
+
+ } else if (resolve->ino) {
+
+ server_resolve_inode (frame);
+
+ } else if (resolve->path) {
+
+ resolve_path_deep (frame);
+
+ } else {
+
+ resolve->op_ret = -1;
+ resolve->op_errno = EINVAL;
+
+ server_resolve_all (frame);
+ }
+
+ return 0;
+}
+
+
+int
+server_resolve_done (call_frame_t *frame)
+{
+ server_state_t *state = NULL;
+ xlator_t *bound_xl = NULL;
+
+ state = CALL_STATE (frame);
+ bound_xl = BOUND_XL (frame);
+
+ server_print_request (frame);
+
+ state->resume_fn (frame, bound_xl);
+
+ 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_state_t *state = NULL;
+ xlator_t *this = NULL;
+
+ this = frame->this;
+ state = CALL_STATE (frame);
+
+ if (state->resolve_now == NULL) {
+
+ state->resolve_now = &state->resolve;
+ state->loc_now = &state->loc;
+
+ server_resolve (frame);
+
+ } else if (state->resolve_now == &state->resolve) {
+
+ state->resolve_now = &state->resolve2;
+ state->loc_now = &state->loc2;
+
+ server_resolve (frame);
+
+ } else if (state->resolve_now == &state->resolve2) {
+
+ server_resolve_done (frame);
+
+ } else {
+ gf_log (this->name, GF_LOG_ERROR,
+ "Invalid pointer for state->resolve_now");
+ }
+
+ return 0;
+}
+
+
+int
+resolve_and_resume (call_frame_t *frame, server_resume_fn_t fn)
+{
+ server_state_t *state = NULL;
+ xlator_t *this = NULL;
+
+ state = CALL_STATE (frame);
+ state->resume_fn = fn;
+
+ this = frame->this;
+
+ server_resolve_all (frame);
+
+ return 0;
+}
diff --git a/xlators/protocol/server/src/server.c b/xlators/protocol/server/src/server.c
new file mode 100644
index 0000000..18be607
--- /dev/null
+++ b/xlators/protocol/server/src/server.c
@@ -0,0 +1,687 @@
+/*
+ Copyright (c) 2010 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 <sys/time.h>
+#include <sys/resource.h>
+
+#include "server.h"
+#include "server-helpers.h"
+#include "glusterfs-xdr.h"
+#include "call-stub.h"
+#include "statedump.h"
+#include "defaults.h"
+#include "authenticate.h"
+#include "rpcsvc.h"
+
+struct iobuf *
+gfs_serialize_reply (rpcsvc_request_t *req, void *arg, gfs_serialize_t sfunc,
+ struct iovec *outmsg)
+{
+ struct iobuf *iob = NULL;
+ ssize_t retlen = -1;
+
+ /* First, get the io buffer into which the reply in arg will
+ * be serialized.
+ */
+ iob = iobuf_get (req->conn->svc->ctx->iobuf_pool);
+ if (!iob) {
+ gf_log ("", GF_LOG_ERROR, "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 = sfunc (*outmsg, arg);
+ if (retlen == -1) {
+ gf_log ("", GF_LOG_ERROR, "Failed to encode message");
+ goto ret;
+ }
+
+ outmsg->iov_len = retlen;
+ret:
+ if (retlen == -1) {
+ iobuf_unref (iob);
+ iob = NULL;
+ }
+
+ return iob;
+}
+
+
+
+/* Generic reply function for NFSv3 specific replies. */
+int
+server_submit_reply (call_frame_t *frame, rpcsvc_request_t *req, void *arg,
+ struct iovec *payload, int payloadcount,
+ struct iobref *iobref, gfs_serialize_t sfunc)
+{
+ struct iobuf *iob = NULL;
+ int ret = -1;
+ struct iovec rsp = {0,};
+ server_state_t *state = NULL;
+ char new_iobref = 0;
+
+ if (!req) {
+ goto ret;
+ }
+
+ if (frame) {
+ state = CALL_STATE (frame);
+ }
+
+ if (!iobref) {
+ iobref = iobref_new ();
+ if (!iobref) {
+ gf_log ("", GF_LOG_ERROR, "out of memory");
+ goto ret;
+ }
+
+ new_iobref = 1;
+ }
+
+ iob = gfs_serialize_reply (req, arg, sfunc, &rsp);
+ if (!iob) {
+ gf_log ("", GF_LOG_ERROR, "Failed to serialize reply");
+ goto ret;
+ }
+
+ iobref_add (iobref, iob);
+
+ /* Then, submit the message for transmission. */
+ ret = rpcsvc_submit_generic (req, &rsp, 1, payload, payloadcount,
+ iobref);
+
+ /* 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_log ("", GF_LOG_ERROR, "Reply submission failed");
+ goto ret;
+ }
+
+ ret = 0;
+ret:
+ if (state) {
+ free_state (state);
+ }
+
+ if (frame) {
+ STACK_DESTROY (frame->root);
+ }
+
+ if (new_iobref) {
+ iobref_unref (iobref);
+ }
+
+ return ret;
+}
+
+/* */
+int
+xdr_to_glusterfs_req (rpcsvc_request_t *req, void *arg, gfs_serialize_t sfunc)
+{
+ int ret = -1;
+
+ if (!req)
+ return -1;
+
+ ret = sfunc (req->msg[0], arg);
+
+ if (ret > 0)
+ ret = 0;
+
+ return ret;
+}
+
+
+#if 0
+/*
+ * 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_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_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,
+ [GF_FOP_SETDENTS] = server_setdents,
+ [GF_FOP_GETDENTS] = server_getdents,
+ [GF_FOP_LOCK_NOTIFY] = server_lock_notify,
+ [GF_FOP_LOCK_FNOTIFY] = server_lock_fnotify,
+};
+
+static gf_op_t gf_cbks[] = {
+ [GF_CBK_FORGET] = server_forget,
+ [GF_CBK_RELEASE] = server_release,
+ [GF_CBK_RELEASEDIR] = server_releasedir
+};
+
+#endif
+
+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 = 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_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");
+ }
+ }
+
+ GF_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 = gf_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;
+ GF_FREE (key_cpy);
+ break;
+ }
+ GF_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;
+}
+
+
+int
+server_rpc_notify (rpcsvc_t *rpc, void *xl, rpcsvc_event_t event,
+ void *data)
+{
+ xlator_t *this = NULL;
+ rpc_transport_t *xprt = NULL;
+ server_connection_t *conn = NULL;
+
+ if (!xl || !data) {
+ gf_log ("server", GF_LOG_WARNING,
+ "Calling rpc_notify without initializing");
+ goto out;
+ }
+
+ this = xl;
+ xprt = data;
+
+ switch (event) {
+ case RPCSVC_EVENT_ACCEPT:
+ {
+ /* Have a structure per new connection */
+ /* TODO: Should we create anything here at all ? * /
+ conn = create_server_conn_state (this, xprt);
+ if (!conn)
+ goto out;
+
+ xprt->protocol_private = conn;
+ */
+ xprt->mydata = this;
+ break;
+ }
+ case RPCSVC_EVENT_DISCONNECT:
+ conn = get_server_conn_state (this, xprt);
+ if (conn)
+ destroy_server_conn_state (conn);
+
+ break;
+ default:
+ break;
+ }
+
+out:
+ return 0;
+}
+
+static int32_t
+mem_acct_init (xlator_t *this)
+{
+ int ret = -1;
+
+ if (!this)
+ return ret;
+
+ ret = xlator_mem_acct_init (this, gf_server_mt_end + 1);
+
+ if (ret != 0) {
+ gf_log (this->name, GF_LOG_ERROR, "Memory accounting init"
+ "failed");
+ return ret;
+ }
+
+ return ret;
+}
+
+int
+init (xlator_t *this)
+{
+ int32_t ret = -1;
+ server_conf_t *conf = NULL;
+
+ if (this->children == NULL) {
+ gf_log (this->name, GF_LOG_ERROR,
+ "protocol/server should have subvolume");
+ goto out;
+ }
+
+ if (this->parents != NULL) {
+ gf_log (this->name, GF_LOG_ERROR,
+ "protocol/server should not have parent volumes");
+ goto out;
+ }
+
+ ret = mem_acct_init (this);
+ if (ret)
+ goto out;
+
+ conf = GF_CALLOC (1, sizeof (server_conf_t), 0);
+ GF_VALIDATE_OR_GOTO(this->name, conf, out);
+
+ INIT_LIST_HEAD (&conf->conns);
+ pthread_mutex_init (&conf->mutex, NULL);
+
+ this->private = conf;
+
+ ret = server_build_config (this, conf);
+ if (ret)
+ 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);
+ goto out;
+ }
+
+ /* RPC related */
+ //conf->rpc = rpc_svc_init (&conf->rpc_conf);
+ conf->rpc = rpcsvc_init (this->ctx, this->options);
+ if (!conf->rpc) {
+ ret = -1;
+ goto out;
+ }
+
+ ret = rpcsvc_register_notify (conf->rpc, server_rpc_notify, this);
+ if (ret)
+ goto out;
+
+ glusterfs3_1_fop_prog.options = this->options;
+ ret = rpcsvc_program_register (conf->rpc, glusterfs3_1_fop_prog);
+ if (ret)
+ goto out;
+
+ gluster_handshake_prog.options = this->options;
+ ret = rpcsvc_program_register (conf->rpc, gluster_handshake_prog);
+ if (ret)
+ 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_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
+
+ ret = 0;
+out:
+ if (ret)
+ this->fini (this);
+
+
+ return ret;
+}
+
+
+void
+fini (xlator_t *this)
+{
+ 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->conf_dir)
+ GF_FREE (conf->conf_dir);
+
+ if (conf->auth_modules)
+ dict_unref (conf->auth_modules);
+
+ GF_FREE (conf);
+ }
+
+ this->private = NULL;
+
+ return;
+}
+
+int
+notify (xlator_t *this, int32_t event, void *data, ...)
+{
+ int ret = 0;
+ switch (event) {
+ default:
+ default_notify (this, event, data);
+ break;
+ }
+
+ return ret;
+}
+
+
+struct xlator_fops fops = {
+};
+
+struct xlator_cbks cbks = {
+};
+
+struct xlator_dumpops dumpops = {
+ .priv = server_priv,
+ .fd = server_fd,
+ .inode = server_inode,
+};
+
+
+struct volume_options options[] = {
+ { .key = {"transport-type"},
+ .value = {"rpc", "rpc-over-rdma", "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 = {"verify-volfile-checksum"},
+ .type = GF_OPTION_TYPE_BOOL
+ },
+ { .key = {"trace"},
+ .type = GF_OPTION_TYPE_BOOL
+ },
+ { .key = {"config-directory",
+ "conf-dir"},
+ .type = GF_OPTION_TYPE_PATH,
+ },
+
+ { .key = {NULL} },
+};
diff --git a/xlators/protocol/server/src/server.h b/xlators/protocol/server/src/server.h
new file mode 100644
index 0000000..aaa036e
--- /dev/null
+++ b/xlators/protocol/server/src/server.h
@@ -0,0 +1,203 @@
+/*
+ Copyright (c) 2010 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_H
+#define _SERVER_H
+
+#include <pthread.h>
+
+#include "rpcsvc.h"
+
+#include "fd.h"
+#include "protocol-common.h"
+
+#include "server-mem-types.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;
+ xlator_t *this;
+};
+
+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_null (rpcsvc_request_t *req);
+
+struct _volfile_ctx {
+ struct _volfile_ctx *next;
+ char *key;
+ uint32_t checksum;
+};
+
+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 conns;
+};
+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;
+ 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 {
+ server_connection_t *conn;
+ 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;
+
+ 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;
+};
+
+extern struct rpcsvc_program gluster_handshake_prog;
+extern struct rpcsvc_program glusterfs3_1_fop_prog;
+extern struct rpcsvc_program gluster_ping_prog;
+
+typedef ssize_t (*gfs_serialize_t) (struct iovec outmsg, void *args);
+
+int
+server_submit_reply (call_frame_t *frame, rpcsvc_request_t *req, void *arg,
+ struct iovec *payload, int payloadcount,
+ struct iobref *iobref, gfs_serialize_t sfunc);
+
+int xdr_to_glusterfs_req (rpcsvc_request_t *req, void *arg,
+ gfs_serialize_t sfunc);
+
+#endif /* !_SERVER_H */
diff --git a/xlators/protocol/server/src/server3_1-fops.c b/xlators/protocol/server/src/server3_1-fops.c
new file mode 100644
index 0000000..4156e7b
--- /dev/null
+++ b/xlators/protocol/server/src/server3_1-fops.c
@@ -0,0 +1,4839 @@
+/*
+ Copyright (c) 2010 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 "server.h"
+#include "server-helpers.h"
+#include "glusterfs-xdr.h"
+#include "msg-xdr.h"
+#include "compat-errno.h"
+
+#include "md5.h"
+
+#define SERVER_PATH_MAX (16 * 1024)
+
+/* 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)
+{
+ gfs3_statfs_rsp rsp = {0,};
+ rpcsvc_request_t *req = NULL;
+
+ req = frame->local;
+ frame->local = NULL;
+
+ rsp.op_ret = op_ret;
+ rsp.op_errno = gf_errno_to_error (op_errno);
+
+ if (op_ret >= 0) {
+ gf_statfs_from_statfs (&rsp.statfs, buf);
+ }
+
+ server_submit_reply (frame, req, &rsp, NULL, 0, NULL,
+ xdr_serialize_statfs_rsp);
+
+ 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 *dict,
+ struct iatt *postparent)
+{
+ rpcsvc_request_t *req = NULL;
+ server_state_t *state = NULL;
+ inode_t *root_inode = NULL;
+ inode_t *link_inode = NULL;
+ loc_t fresh_loc = {0,};
+ gfs3_lookup_rsp rsp = {0, };
+ int32_t ret = -1;
+
+ state = CALL_STATE(frame);
+
+ req = frame->local;
+ frame->local = NULL;
+
+ 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) {
+ rsp.dict.dict_len = dict_serialized_length (dict);
+ if (rsp.dict.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;
+ rsp.dict.dict_len = 0;
+ }
+ }
+
+ if ((op_ret >= 0) && dict) {
+ rsp.dict.dict_val = GF_CALLOC (1, rsp.dict.dict_len, 0);
+ if (!rsp.dict.dict_val) {
+ op_ret = -1;
+ op_errno = ENOMEM;
+ rsp.dict.dict_len = 0;
+ goto out;
+ }
+ ret = dict_serialize (dict, rsp.dict.dict_val);
+ 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;
+ rsp.dict.dict_len = 0;
+ }
+ }
+
+ gf_stat_from_iatt (&rsp.postparent, postparent);
+
+ if (op_ret == 0) {
+ root_inode = BOUND_XL(frame)->itable->root;
+ if (inode == root_inode) {
+ /* we just looked up root ("/") */
+ stbuf->ia_ino = 1;
+ if (inode->ia_type == 0)
+ inode->ia_type = stbuf->ia_type;
+ }
+
+ gf_stat_from_iatt (&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));
+ }
+out:
+ rsp.op_ret = op_ret;
+ rsp.op_errno = gf_errno_to_error (op_errno);
+
+ server_submit_reply (frame, req, &rsp, NULL, 0, NULL,
+ (gfs_serialize_t)xdr_serialize_lookup_rsp);
+
+ if (rsp.dict.dict_val)
+ GF_FREE (rsp.dict.dict_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 flock *lock)
+{
+ gfs3_lk_rsp rsp = {0,};
+ rpcsvc_request_t *req = NULL;
+ server_state_t *state = NULL;
+
+ req = frame->local;
+ frame->local = NULL;
+
+ rsp.op_ret = op_ret;
+ rsp.op_errno = gf_errno_to_error (op_errno);
+
+ state = CALL_STATE(frame);
+
+ if (op_ret == 0) {
+ gf_flock_from_flock (&rsp.flock, lock);
+ } else if (op_errno != ENOSYS) {
+ 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));
+ }
+
+ server_submit_reply (frame, req, &rsp, NULL, 0, NULL,
+ xdr_serialize_lk_rsp);
+
+ return 0;
+}
+
+
+int
+server_inodelk_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
+ int32_t op_ret, int32_t op_errno)
+{
+ gf_common_rsp rsp = {0,};
+ server_connection_t *conn = NULL;
+ server_state_t *state = NULL;
+ rpcsvc_request_t *req = NULL;
+
+ req = frame->local;
+ frame->local = NULL;
+
+ rsp.op_ret = op_ret;
+ rsp.op_errno = gf_errno_to_error (op_errno);
+
+ conn = SERVER_CONNECTION(frame);
+ state = CALL_STATE(frame);
+
+ 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));
+ }
+
+ server_submit_reply (frame, req, &rsp, NULL, 0, NULL,
+ xdr_serialize_common_rsp);
+
+ return 0;
+}
+
+
+int
+server_finodelk_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
+ int32_t op_ret, int32_t op_errno)
+{
+ gf_common_rsp rsp = {0,};
+ server_state_t *state = NULL;
+ server_connection_t *conn = NULL;
+ rpcsvc_request_t *req = NULL;
+
+ req = frame->local;
+ frame->local = NULL;
+
+ rsp.op_ret = op_ret;
+ rsp.op_errno = gf_errno_to_error (op_errno);
+
+ conn = SERVER_CONNECTION(frame);
+ 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));
+ }
+
+ server_submit_reply (frame, req, &rsp, NULL, 0, NULL,
+ xdr_serialize_common_rsp);
+
+ return 0;
+}
+
+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;
+ server_state_t *state = NULL;
+ rpcsvc_request_t *req = NULL;
+ gf_common_rsp rsp = {0,};
+
+ req = frame->local;
+ frame->local = NULL;
+
+ rsp.op_ret = op_ret;
+ rsp.op_errno = gf_errno_to_error (op_errno);
+
+ conn = SERVER_CONNECTION(frame);
+ state = CALL_STATE(frame);
+
+ 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));
+ }
+
+ server_submit_reply (frame, req, &rsp, NULL, 0, NULL,
+ xdr_serialize_common_rsp);
+ return 0;
+}
+
+
+int
+server_fentrylk_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
+ int32_t op_ret, int32_t op_errno)
+{
+ gf_common_rsp rsp = {0,};
+ server_connection_t *conn = NULL;
+ server_state_t *state = NULL;
+ rpcsvc_request_t *req = NULL;
+
+ req = frame->local;
+ frame->local = NULL;
+
+ rsp.op_ret = op_ret;
+ rsp.op_errno = gf_errno_to_error (op_errno);
+
+ conn = SERVER_CONNECTION(frame);
+ state = CALL_STATE(frame);
+ if (op_ret >= 0) {
+ 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));
+ }
+
+ server_submit_reply (frame, req, &rsp, NULL, 0, NULL,
+ xdr_serialize_common_rsp);
+
+ return 0;
+}
+
+
+int
+server_access_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
+ int32_t op_ret, int32_t op_errno)
+{
+ gf_common_rsp rsp = {0,};
+ rpcsvc_request_t *req = NULL;
+
+ req = frame->local;
+ frame->local = NULL;
+
+ rsp.op_ret = op_ret;
+ rsp.op_errno = gf_errno_to_error (op_errno);
+
+ server_submit_reply (frame, req, &rsp, NULL, 0, NULL,
+ xdr_serialize_common_rsp);
+
+ 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)
+{
+ gfs3_rmdir_rsp rsp = {0,};
+ server_state_t *state = NULL;
+ inode_t *parent = NULL;
+ rpcsvc_request_t *req = NULL;
+
+ req = frame->local;
+ frame->local = NULL;
+
+ rsp.op_ret = op_ret;
+ rsp.op_errno = gf_errno_to_error (op_errno);
+
+ 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);
+
+ gf_stat_from_iatt (&rsp.preparent, preparent);
+ gf_stat_from_iatt (&rsp.postparent, postparent);
+ } 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));
+ }
+
+ server_submit_reply (frame, req, &rsp, NULL, 0, NULL,
+ xdr_serialize_rmdir_rsp);
+
+ 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)
+{
+ gfs3_mkdir_rsp rsp = {0,};
+ server_state_t *state = NULL;
+ inode_t *link_inode = NULL;
+ rpcsvc_request_t *req = NULL;
+
+ req = frame->local;
+ frame->local = NULL;
+
+ rsp.op_ret = op_ret;
+ rsp.op_errno = gf_errno_to_error (op_errno);
+
+ state = CALL_STATE(frame);
+ if (op_ret >= 0) {
+ 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);
+ } else {
+ gf_log (this->name, GF_LOG_TRACE,
+ "%"PRId64": MKDIR %s ==> %"PRId32" (%s)",
+ frame->root->unique, state->loc.path,
+ op_ret, strerror (op_errno));
+ }
+
+ server_submit_reply (frame, req, &rsp, NULL, 0, NULL,
+ xdr_serialize_mkdir_rsp);
+
+ 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)
+{
+ gfs3_mknod_rsp rsp = {0,};
+ server_state_t *state = NULL;
+ inode_t *link_inode = NULL;
+ rpcsvc_request_t *req = NULL;
+
+ req = frame->local;
+ frame->local = NULL;
+
+ rsp.op_ret = op_ret;
+ rsp.op_errno = gf_errno_to_error (op_errno);
+
+ state = CALL_STATE(frame);
+ if (op_ret >= 0) {
+ 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);
+ } else {
+ gf_log (this->name, GF_LOG_TRACE,
+ "%"PRId64": MKNOD %s ==> %"PRId32" (%s)",
+ frame->root->unique, state->loc.path,
+ op_ret, strerror (op_errno));
+ }
+
+ server_submit_reply (frame, req, &rsp, NULL, 0, NULL,
+ xdr_serialize_mknod_rsp);
+
+
+ return 0;
+}
+
+int
+server_fsyncdir_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
+ int32_t op_ret, int32_t op_errno)
+{
+ gf_common_rsp rsp = {0,};
+ server_state_t *state = NULL;
+ rpcsvc_request_t *req = NULL;
+
+ req = frame->local;
+ frame->local = NULL;
+
+ rsp.op_ret = op_ret;
+ rsp.op_errno = gf_errno_to_error (op_errno);
+
+ state = CALL_STATE(frame);
+
+ if (op_ret < 0) {
+ 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));
+ }
+
+ server_submit_reply (frame, req, &rsp, NULL, 0, NULL,
+ xdr_serialize_common_rsp);
+
+ 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)
+{
+ gfs3_readdir_rsp rsp = {0,};
+ server_state_t *state = NULL;
+ rpcsvc_request_t *req = NULL;
+
+ req = frame->local;
+ frame->local = NULL;
+
+ state = CALL_STATE(frame);
+ if (op_ret > 0) {
+ rsp.buf.buf_len = gf_dirent_serialize (entries, NULL, 0);
+ if (rsp.buf.buf_len > 0) {
+ rsp.buf.buf_val = GF_CALLOC (1, rsp.buf.buf_len, 0);
+ if (!rsp.buf.buf_val) {
+ op_ret = -1;
+ op_errno = ENOMEM;
+ goto unwind;
+ }
+ gf_dirent_serialize (entries, rsp.buf.buf_val,
+ rsp.buf.buf_len);
+ }
+ } else {
+ 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));
+ }
+unwind:
+ rsp.op_ret = op_ret;
+ rsp.op_errno = gf_errno_to_error (op_errno);
+
+
+ server_submit_reply (frame, req, &rsp, NULL, 0, NULL,
+ xdr_serialize_readdir_rsp);
+
+ if (rsp.buf.buf_val)
+ GF_FREE (rsp.buf.buf_val);
+
+ return 0;
+}
+
+
+int
+server_releasedir_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
+ int32_t op_ret, int32_t op_errno)
+{
+ gf_common_rsp rsp = {0,};
+ rpcsvc_request_t *req = NULL;
+
+ req = frame->local;
+ frame->local = NULL;
+
+ rsp.op_ret = op_ret;
+ rsp.op_errno = gf_errno_to_error (op_errno);
+
+ server_submit_reply (frame, req, &rsp, NULL, 0, NULL,
+ xdr_serialize_common_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)
+{
+ server_connection_t *conn = NULL;
+ server_state_t *state = NULL;
+ rpcsvc_request_t *req = NULL;
+ gfs3_opendir_rsp rsp = {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));
+ }
+
+ req = frame->local;
+ frame->local = NULL;
+
+ rsp.fd = fd_no;
+ rsp.op_ret = op_ret;
+ rsp.op_errno = gf_errno_to_error (op_errno);
+
+ server_submit_reply (frame, req, &rsp, NULL, 0, NULL,
+ xdr_serialize_opendir_rsp);
+
+ return 0;
+}
+
+int
+server_removexattr_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
+ int32_t op_ret, int32_t op_errno)
+{
+ gf_common_rsp rsp = {0,};
+ rpcsvc_request_t *req = NULL;
+
+ req = frame->local;
+ frame->local = NULL;
+
+ rsp.op_ret = op_ret;
+ rsp.op_errno = gf_errno_to_error (op_errno);
+
+ server_submit_reply (frame, req, &rsp, NULL, 0, NULL,
+ xdr_serialize_common_rsp);
+
+ 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)
+{
+ gfs3_getxattr_rsp rsp = {0,};
+ int32_t len = 0;
+ int32_t ret = -1;
+ rpcsvc_request_t *req = NULL;
+ server_state_t *state = NULL;
+
+ 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;
+ goto out;
+ }
+
+ rsp.dict.dict_val = GF_CALLOC (len, sizeof (char), 0);
+ if (!rsp.dict.dict_val) {
+ op_ret = -1;
+ op_errno = ENOMEM;
+ len = 0;
+ goto out;
+ }
+ ret = dict_serialize (dict, rsp.dict.dict_val);
+ if (ret < 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 = EINVAL;
+ len = 0;
+ }
+ }
+out:
+ rsp.op_ret = op_ret;
+ rsp.op_errno = gf_errno_to_error (op_errno);
+ rsp.dict.dict_len = len;
+
+ req = frame->local;
+ frame->local = NULL;
+
+ server_submit_reply (frame, req, &rsp, NULL, 0, NULL,
+ xdr_serialize_getxattr_rsp);
+
+ if (rsp.dict.dict_val)
+ GF_FREE (rsp.dict.dict_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)
+{
+ gfs3_fgetxattr_rsp rsp = {0,};
+ int32_t len = 0;
+ int32_t ret = -1;
+ server_state_t *state = NULL;
+ rpcsvc_request_t *req = NULL;
+
+ 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;
+ goto out;
+ }
+ rsp.dict.dict_val = GF_CALLOC (1, len, 0);
+ if (!rsp.dict.dict_val) {
+ op_ret = -1;
+ op_errno = ENOMEM;
+ len = 0;
+ goto out;
+ }
+ ret = dict_serialize (dict, rsp.dict.dict_val);
+ if (ret < 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;
+ len = 0;
+ }
+ }
+
+out:
+ req = frame->local;
+ frame->local = NULL;
+
+ rsp.op_ret = op_ret;
+ rsp.op_errno = gf_errno_to_error (op_errno);
+ rsp.dict.dict_len = len;
+ server_submit_reply (frame, req, &rsp, NULL, 0, NULL,
+ xdr_serialize_fgetxattr_rsp);
+
+ if (rsp.dict.dict_val)
+ GF_FREE (rsp.dict.dict_val);
+
+ return 0;
+}
+
+int
+server_setxattr_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
+ int32_t op_ret, int32_t op_errno)
+{
+ gf_common_rsp rsp = {0,};
+ rpcsvc_request_t *req = NULL;
+
+ req = frame->local;
+ frame->local = NULL;
+
+ rsp.op_ret = op_ret;
+ rsp.op_errno = gf_errno_to_error (op_errno);
+
+ server_submit_reply (frame, req, &rsp, NULL, 0, NULL,
+ xdr_serialize_common_rsp);
+
+ return 0;
+}
+
+
+int
+server_fsetxattr_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
+ int32_t op_ret, int32_t op_errno)
+{
+ gf_common_rsp rsp = {0,};
+ rpcsvc_request_t *req = NULL;
+
+ req = frame->local;
+ frame->local = NULL;
+
+ rsp.op_ret = op_ret;
+ rsp.op_errno = gf_errno_to_error (op_errno);
+
+ server_submit_reply (frame, req, &rsp, NULL, 0, NULL,
+ xdr_serialize_common_rsp);
+
+ 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)
+{
+ gfs3_rename_rsp rsp = {0,};
+ server_state_t *state = NULL;
+ rpcsvc_request_t *req = NULL;
+
+ req = frame->local;
+ frame->local = NULL;
+
+ rsp.op_ret = op_ret;
+ rsp.op_errno = gf_errno_to_error (op_errno);
+
+ state = CALL_STATE(frame);
+
+ if (op_ret == 0) {
+ stbuf->ia_ino = state->loc.inode->ino;
+ stbuf->ia_type = state->loc.inode->ia_type;
+
+ gf_log (state->conn->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_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);
+ }
+
+ server_submit_reply (frame, req, &rsp, NULL, 0, NULL,
+ xdr_serialize_rename_rsp);
+
+ 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)
+{
+ gfs3_unlink_rsp rsp = {0,};
+ server_state_t *state = NULL;
+ inode_t *parent = NULL;
+ rpcsvc_request_t *req = NULL;
+
+ req = frame->local;
+ frame->local = NULL;
+
+ rsp.op_ret = op_ret;
+ rsp.op_errno = gf_errno_to_error (op_errno);
+
+ state = CALL_STATE(frame);
+
+ if (op_ret == 0) {
+ gf_log (state->conn->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);
+
+ gf_stat_from_iatt (&rsp.preparent, preparent);
+ gf_stat_from_iatt (&rsp.postparent, postparent);
+
+ } 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));
+ }
+
+ server_submit_reply (frame, req, &rsp, NULL, 0, NULL,
+ xdr_serialize_unlink_rsp);
+
+ 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)
+{
+ gfs3_symlink_rsp rsp = {0,};
+ server_state_t *state = NULL;
+ inode_t *link_inode = NULL;
+ rpcsvc_request_t *req = NULL;
+
+ req = frame->local;
+ frame->local = NULL;
+
+ rsp.op_ret = op_ret;
+ rsp.op_errno = gf_errno_to_error (op_errno);
+
+ state = CALL_STATE(frame);
+ if (op_ret >= 0) {
+ 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);
+ } 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));
+ }
+
+ server_submit_reply (frame, req, &rsp, NULL, 0, NULL,
+ xdr_serialize_symlink_rsp);
+
+ 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)
+{
+ gfs3_link_rsp rsp = {0,};
+ server_state_t *state = NULL;
+ inode_t *link_inode = NULL;
+ rpcsvc_request_t *req = NULL;
+
+ req = frame->local;
+ frame->local = NULL;
+
+ rsp.op_ret = op_ret;
+ rsp.op_errno = gf_errno_to_error (op_errno);
+
+ state = CALL_STATE(frame);
+
+ if (op_ret == 0) {
+ stbuf->ia_ino = state->loc.inode->ino;
+
+ gf_stat_from_iatt (&rsp.stat, stbuf);
+ gf_stat_from_iatt (&rsp.preparent, preparent);
+ gf_stat_from_iatt (&rsp.postparent, postparent);
+
+ gf_log (state->conn->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->conn->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));
+ }
+
+ server_submit_reply (frame, req, &rsp, NULL, 0, NULL,
+ xdr_serialize_link_rsp);
+
+ 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)
+{
+ gfs3_truncate_rsp rsp = {0,};
+ server_state_t *state = NULL;
+ rpcsvc_request_t *req = NULL;
+
+ req = frame->local;
+ frame->local = NULL;
+
+ rsp.op_ret = op_ret;
+ rsp.op_errno = gf_errno_to_error (op_errno);
+
+ state = CALL_STATE (frame);
+
+ if (op_ret == 0) {
+ gf_stat_from_iatt (&rsp.prestat, prebuf);
+ gf_stat_from_iatt (&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));
+ }
+
+ server_submit_reply (frame, req, &rsp, NULL, 0, NULL,
+ xdr_serialize_truncate_rsp);
+
+ 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)
+{
+ gfs3_fstat_rsp rsp = {0,};
+ server_state_t *state = NULL;
+ rpcsvc_request_t *req = NULL;
+
+ req = frame->local;
+ frame->local = NULL;
+
+ rsp.op_ret = op_ret;
+ rsp.op_errno = gf_errno_to_error (op_errno);
+
+ state = CALL_STATE(frame);
+
+ if (op_ret == 0) {
+ gf_stat_from_iatt (&rsp.stat, stbuf);
+ } else {
+ 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));
+ }
+
+ server_submit_reply (frame, req, &rsp, NULL, 0, NULL,
+ xdr_serialize_fstat_rsp);
+
+ 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)
+{
+ gfs3_ftruncate_rsp rsp = {0};
+ server_state_t *state = NULL;
+ rpcsvc_request_t *req = NULL;
+
+ req = frame->local;
+ frame->local = NULL;
+
+ rsp.op_ret = op_ret;
+ rsp.op_errno = gf_errno_to_error (op_errno);
+
+ state = CALL_STATE (frame);
+
+ if (op_ret == 0) {
+ gf_stat_from_iatt (&rsp.prestat, prebuf);
+ gf_stat_from_iatt (&rsp.poststat, postbuf);
+ } else {
+ 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));
+ }
+
+ server_submit_reply (frame, req, &rsp, NULL, 0, NULL,
+ xdr_serialize_ftruncate_rsp);
+
+ return 0;
+}
+
+int
+server_flush_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
+ int32_t op_ret, int32_t op_errno)
+{
+ gf_common_rsp rsp = {0,};
+ server_state_t *state = NULL;
+ rpcsvc_request_t *req = NULL;
+
+ req = frame->local;
+ frame->local = NULL;
+
+ rsp.op_ret = op_ret;
+ rsp.op_errno = gf_errno_to_error (op_errno);
+
+ state = CALL_STATE(frame);
+ if (op_ret < 0) {
+ 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));
+ }
+
+ server_submit_reply (frame, req, &rsp, NULL, 0, NULL,
+ xdr_serialize_common_rsp);
+
+
+ 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)
+{
+ gfs3_fsync_rsp rsp = {0,};
+ server_state_t *state = NULL;
+ rpcsvc_request_t *req = NULL;
+
+ req = frame->local;
+ frame->local = NULL;
+
+ rsp.op_ret = op_ret;
+ rsp.op_errno = gf_errno_to_error (op_errno);
+
+ state = CALL_STATE(frame);
+
+ if (op_ret < 0) {
+ 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));
+ } else {
+ gf_stat_from_iatt (&(rsp.prestat), prebuf);
+ gf_stat_from_iatt (&(rsp.poststat), postbuf);
+ }
+
+ server_submit_reply (frame, req, &rsp, NULL, 0, NULL,
+ xdr_serialize_fsync_rsp);
+
+ return 0;
+}
+
+int
+server_release_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
+ int32_t op_ret, int32_t op_errno)
+{
+ gf_common_rsp rsp = {0,};
+ rpcsvc_request_t *req = NULL;
+
+ req = frame->local;
+ frame->local = NULL;
+
+ rsp.op_ret = op_ret;
+ rsp.op_errno = gf_errno_to_error (op_errno);
+
+ server_submit_reply (frame, req, &rsp, NULL, 0, NULL,
+ xdr_serialize_common_rsp);
+ 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)
+{
+ gfs3_write_rsp rsp = {0,};
+ server_state_t *state = NULL;
+ rpcsvc_request_t *req = NULL;
+
+ req = frame->local;
+ frame->local = NULL;
+
+ rsp.op_ret = op_ret;
+ rsp.op_errno = gf_errno_to_error (op_errno);
+
+ state = CALL_STATE(frame);
+ if (op_ret >= 0) {
+ gf_stat_from_iatt (&rsp.prestat, prebuf);
+ gf_stat_from_iatt (&rsp.poststat, postbuf);
+ } else {
+ 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));
+ }
+
+ server_submit_reply (frame, req, &rsp, NULL, 0, NULL,
+ xdr_serialize_writev_rsp);
+
+ 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)
+{
+ gfs3_read_rsp rsp = {0,};
+ server_state_t *state = NULL;
+ rpcsvc_request_t *req = NULL;
+
+ req = frame->local;
+ frame->local = NULL;
+
+ rsp.op_ret = op_ret;
+ rsp.op_errno = gf_errno_to_error (op_errno);
+
+ state = CALL_STATE(frame);
+ if (op_ret >= 0) {
+ gf_stat_from_iatt (&rsp.stat, stbuf);
+ rsp.size = op_ret;
+ } else {
+ 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));
+ }
+
+ server_submit_reply (frame, req, &rsp, vector, count, iobref,
+ xdr_serialize_readv_rsp);
+
+ 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)
+{
+ gfs3_checksum_rsp rsp = {0,};
+ rpcsvc_request_t *req = NULL;
+
+ req = frame->local;
+ frame->local = NULL;
+
+ rsp.op_ret = op_ret;
+ rsp.op_errno = gf_errno_to_error (op_errno);
+
+ if (op_ret >= 0) {
+ rsp.fchecksum.fchecksum_val = (char *)fchecksum;
+ rsp.fchecksum.fchecksum_len = NAME_MAX;
+ rsp.dchecksum.dchecksum_val = (char *)dchecksum;
+ rsp.dchecksum.dchecksum_len = NAME_MAX;
+ }
+
+ server_submit_reply (frame, req, &rsp, NULL, 0, NULL,
+ xdr_serialize_checksum_rsp);
+
+ 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)
+{
+ gfs3_rchecksum_rsp rsp = {0,};
+ rpcsvc_request_t *req = NULL;
+
+ req = frame->local;
+ frame->local = NULL;
+
+ rsp.op_ret = op_ret;
+ rsp.op_errno = gf_errno_to_error (op_errno);
+
+ if (op_ret >= 0) {
+ rsp.weak_checksum = weak_checksum;
+
+ rsp.strong_checksum.strong_checksum_val = (char *)strong_checksum;
+ rsp.strong_checksum.strong_checksum_len = MD5_DIGEST_LEN;
+ }
+
+ server_submit_reply (frame, req, &rsp, NULL, 0, NULL,
+ xdr_serialize_rchecksum_rsp);
+
+ 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)
+{
+ server_connection_t *conn = NULL;
+ server_state_t *state = NULL;
+ rpcsvc_request_t *req = NULL;
+ uint64_t fd_no = 0;
+ gfs3_open_rsp rsp = {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));
+ }
+
+ req = frame->local;
+ frame->local = NULL;
+
+ rsp.fd = fd_no;
+ rsp.op_ret = op_ret;
+ rsp.op_errno = gf_errno_to_error (op_errno);
+
+ server_submit_reply (frame, req, &rsp, NULL, 0, NULL,
+ xdr_serialize_open_rsp);
+ 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)
+{
+ server_connection_t *conn = NULL;
+ server_state_t *state = NULL;
+ inode_t *link_inode = NULL;
+ rpcsvc_request_t *req = NULL;
+ uint64_t fd_no = 0;
+ gfs3_create_rsp rsp = {0,};
+
+ conn = SERVER_CONNECTION (frame);
+ state = CALL_STATE (frame);
+
+ if (op_ret >= 0) {
+ gf_log (state->conn->bound_xl->name, GF_LOG_TRACE,
+ "%"PRId64": CREATE %"PRId64"/%s (%"PRId64")",
+ frame->root->unique, state->loc.parent->ino,
+ state->loc.name, stbuf->ia_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;
+ }
+
+ gf_stat_from_iatt (&rsp.stat, stbuf);
+ gf_stat_from_iatt (&rsp.preparent, preparent);
+ gf_stat_from_iatt (&rsp.postparent, postparent);
+ } 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));
+ }
+
+ req = frame->local;
+ frame->local = NULL;
+
+ rsp.fd = fd_no;
+ rsp.op_ret = op_ret;
+ rsp.op_errno = gf_errno_to_error (op_errno);
+
+ server_submit_reply (frame, req, &rsp, NULL, 0, NULL,
+ xdr_serialize_create_rsp);
+
+ 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)
+{
+ gfs3_readlink_rsp rsp = {0,};
+ server_state_t *state = NULL;
+ rpcsvc_request_t *req = NULL;
+
+ req = frame->local;
+ frame->local = NULL;
+
+ rsp.op_ret = op_ret;
+ rsp.op_errno = gf_errno_to_error (op_errno);
+
+
+ state = CALL_STATE(frame);
+
+ if (op_ret >= 0) {
+ gf_stat_from_iatt (&rsp.buf, stbuf);
+ rsp.path = (char *)buf;
+ } 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));
+ }
+
+ server_submit_reply (frame, req, &rsp, NULL, 0, NULL,
+ xdr_serialize_readlink_rsp);
+
+ 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)
+{
+ gfs3_stat_rsp rsp = {0,};
+ server_state_t *state = NULL;
+ rpcsvc_request_t *req = NULL;
+
+ req = frame->local;
+ frame->local = NULL;
+
+ rsp.op_ret = op_ret;
+ rsp.op_errno = gf_errno_to_error (op_errno);
+
+ state = CALL_STATE (frame);
+
+ if (op_ret == 0) {
+ gf_stat_from_iatt (&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));
+ }
+
+ server_submit_reply (frame, req, &rsp, NULL, 0, NULL,
+ xdr_serialize_stat_rsp);
+
+ 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)
+{
+ gfs3_setattr_rsp rsp = {0,};
+ server_state_t *state = NULL;
+ rpcsvc_request_t *req = NULL;
+
+ req = frame->local;
+ frame->local = NULL;
+
+ rsp.op_ret = op_ret;
+ rsp.op_errno = gf_errno_to_error (op_errno);
+
+ state = CALL_STATE (frame);
+
+ if (op_ret == 0) {
+ gf_stat_from_iatt (&rsp.statpre, statpre);
+ gf_stat_from_iatt (&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));
+ }
+
+ server_submit_reply (frame, req, &rsp, NULL, 0, NULL,
+ xdr_serialize_setattr_rsp);
+
+ 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)
+{
+ gfs3_fsetattr_rsp rsp = {0,};
+ server_state_t *state = NULL;
+ rpcsvc_request_t *req = NULL;
+
+ state = CALL_STATE (frame);
+
+ if (op_ret == 0) {
+ gf_stat_from_iatt (&rsp.statpre, statpre);
+ gf_stat_from_iatt (&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));
+ }
+
+ req = frame->local;
+ frame->local = NULL;
+
+ rsp.op_ret = op_ret;
+ rsp.op_errno = gf_errno_to_error (op_errno);
+
+ server_submit_reply (frame, req, &rsp, NULL, 0, NULL,
+ xdr_serialize_fsetattr_rsp);
+
+ 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)
+{
+ gfs3_xattrop_rsp rsp = {0,};
+ int32_t len = 0;
+ int32_t ret = -1;
+ server_state_t *state = NULL;
+ rpcsvc_request_t *req = NULL;
+
+ 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));
+ goto out;
+ }
+
+ 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;
+ goto out;
+ }
+ rsp.dict.dict_val = GF_CALLOC (1, len, 0);
+ if (!rsp.dict.dict_val) {
+ op_ret = -1;
+ op_errno = ENOMEM;
+ len = 0;
+ goto out;
+ }
+ ret = dict_serialize (dict, rsp.dict.dict_val);
+ 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;
+ }
+ }
+out:
+ req = frame->local;
+ frame->local = NULL;
+
+ rsp.op_ret = op_ret;
+ rsp.op_errno = gf_errno_to_error (op_errno);
+ rsp.dict.dict_len = len;
+
+ server_submit_reply (frame, req, &rsp, NULL, 0, NULL,
+ xdr_serialize_xattrop_rsp);
+
+ if (rsp.dict.dict_val)
+ GF_FREE (rsp.dict.dict_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)
+{
+ gfs3_xattrop_rsp rsp = {0,};
+ int32_t len = 0;
+ int32_t ret = -1;
+ server_state_t *state = NULL;
+ rpcsvc_request_t *req = 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));
+ goto out;
+ }
+
+ 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;
+ goto out;
+ }
+ rsp.dict.dict_val = GF_CALLOC (1, len, 0);
+ if (!rsp.dict.dict_val) {
+ op_ret = -1;
+ op_errno = ENOMEM;
+ len = 0;
+ goto out;
+ }
+ ret = dict_serialize (dict, rsp.dict.dict_val);
+ 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;
+ }
+ }
+out:
+ req = frame->local;
+ frame->local = NULL;
+
+ rsp.op_ret = op_ret;
+ rsp.op_errno = gf_errno_to_error (op_errno);
+ rsp.dict.dict_len = len;
+
+ server_submit_reply (frame, req, &rsp, NULL, 0, NULL,
+ xdr_serialize_fxattrop_rsp);
+
+ if (rsp.dict.dict_val)
+ GF_FREE (rsp.dict.dict_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)
+{
+ gfs3_readdirp_rsp rsp = {0,};
+ server_state_t *state = NULL;
+ rpcsvc_request_t *req = NULL;
+
+ req = frame->local;
+ frame->local = NULL;
+
+ state = CALL_STATE(frame);
+ if (op_ret > 0) {
+ rsp.buf.buf_len = gf_dirent_serialize (entries, NULL, 0);
+ rsp.buf.buf_val = GF_CALLOC (1, rsp.buf.buf_len, 0);
+ if (!rsp.buf.buf_val) {
+ op_ret = -1;
+ op_errno = ENOMEM;
+ rsp.buf.buf_len = 0;
+ goto out;
+ }
+ gf_dirent_serialize (entries, rsp.buf.buf_val, rsp.buf.buf_len);
+ } else {
+ 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));
+ }
+
+out:
+ rsp.op_ret = op_ret;
+ rsp.op_errno = gf_errno_to_error (op_errno);
+
+ server_submit_reply (frame, req, &rsp, NULL, 0, NULL,
+ xdr_serialize_readdirp_rsp);
+
+ if (rsp.buf.buf_val)
+ GF_FREE (rsp.buf.buf_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 = 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_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,
+ bound_xl->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_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);
+
+ return 0;
+
+err:
+ server_lk_cbk (frame, NULL, frame->this, state->resolve.op_ret,
+ state->resolve.op_errno, 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);
+ return 0;
+err:
+ server_rename_cbk (frame, NULL, frame->this, op_ret, op_errno,
+ 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);
+
+ return 0;
+err:
+ server_link_cbk (frame, NULL, frame->this, op_ret, op_errno,
+ 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);
+
+ 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_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_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,
+ bound_xl->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_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_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,
+ bound_xl->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_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_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_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_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_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;
+}
+
+
+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;
+}
+
+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;
+}
+
+
+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_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_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_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_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_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_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_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_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_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_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_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_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_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_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_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_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_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_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_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_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_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_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_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;
+}
+
+
+
+
+/* Fop section */
+
+int
+server_stat (rpcsvc_request_t *req)
+{
+ server_state_t *state = NULL;
+ call_frame_t *frame = NULL;
+ gfs3_stat_req args = {0,};
+ char path[SERVER_PATH_MAX] = {0,};
+
+ if (!req)
+ return 0;
+
+ /* Initialize args first, then decode */
+ args.path = path;
+
+ if (!xdr_to_stat_req (req->msg[0], &args)) {
+ //failed to decode msg;
+ req->rpc_err = GARBAGE_ARGS;
+ goto out;
+ }
+
+ frame = get_frame_from_request (req);
+ if (!frame) {
+ // something wrong, mostly insufficient memory
+ req->rpc_err = GARBAGE_ARGS; /* TODO */
+ goto out;
+ }
+
+ state = CALL_STATE (frame);
+ {
+ state->resolve.type = RESOLVE_MUST;
+ state->resolve.ino = args.ino;
+ state->resolve.gen = args.gen;
+ state->resolve.path = gf_strdup (args.path);
+ }
+
+ resolve_and_resume (frame, server_stat_resume);
+out:
+ return 0;
+}
+
+
+int
+server_setattr (rpcsvc_request_t *req)
+{
+ server_state_t *state = NULL;
+ call_frame_t *frame = NULL;
+ gfs3_setattr_req args = {0,};
+ char path[SERVER_PATH_MAX] = {0,};
+
+ if (!req)
+ return 0;
+
+ args.path = path;
+
+ if (!xdr_to_setattr_req (req->msg[0], &args)) {
+ //failed to decode msg;
+ req->rpc_err = GARBAGE_ARGS;
+ goto out;
+ }
+
+ frame = get_frame_from_request (req);
+ if (!frame) {
+ // something wrong, mostly insufficient memory
+ req->rpc_err = GARBAGE_ARGS; /* TODO */
+ goto out;
+ }
+
+ state = CALL_STATE (frame);
+
+ state->resolve.type = RESOLVE_MUST;
+ state->resolve.ino = args.ino;
+ state->resolve.gen = args.gen;
+ state->resolve.path = gf_strdup (args.path);
+
+ gf_stat_to_iatt (&args.stbuf, &state->stbuf);
+ state->valid = args.valid;
+
+ resolve_and_resume (frame, server_setattr_resume);
+out:
+ return 0;
+}
+
+
+int
+server_fsetattr (rpcsvc_request_t *req)
+{
+ server_state_t *state = NULL;
+ call_frame_t *frame = NULL;
+ gfs3_fsetattr_req args = {0,};
+
+ if (!req)
+ return 0;
+
+ if (!xdr_to_fsetattr_req (req->msg[0], &args)) {
+ //failed to decode msg;
+ req->rpc_err = GARBAGE_ARGS;
+ goto out;
+ }
+
+ frame = get_frame_from_request (req);
+ if (!frame) {
+ // something wrong, mostly insufficient memory
+ req->rpc_err = GARBAGE_ARGS; /* TODO */
+ goto out;
+ }
+
+ state = CALL_STATE (frame);
+
+ state->resolve.type = RESOLVE_MUST;
+ state->resolve.fd_no = args.fd;
+
+ gf_stat_to_iatt (&args.stbuf, &state->stbuf);
+ state->valid = args.valid;
+
+ resolve_and_resume (frame, server_fsetattr_resume);
+out:
+ return 0;
+}
+
+
+int
+server_readlink (rpcsvc_request_t *req)
+{
+ server_state_t *state = NULL;
+ call_frame_t *frame = NULL;
+ gfs3_readlink_req args = {0,};
+ char path[SERVER_PATH_MAX] = {0,};
+
+ if (!req)
+ return 0;
+
+ args.path = path;
+
+ if (!xdr_to_readlink_req (req->msg[0], &args)) {
+ //failed to decode msg;
+ req->rpc_err = GARBAGE_ARGS;
+ goto out;
+ }
+
+ frame = get_frame_from_request (req);
+ if (!frame) {
+ // something wrong, mostly insufficient memory
+ req->rpc_err = GARBAGE_ARGS; /* TODO */
+ goto out;
+ }
+
+ state = CALL_STATE (frame);
+
+ state->resolve.type = RESOLVE_MUST;
+ state->resolve.ino = args.ino;
+ state->resolve.gen = args.gen;
+ state->resolve.path = gf_strdup (args.path);
+
+ state->size = args.size;
+
+ resolve_and_resume (frame, server_readlink_resume);
+out:
+ return 0;
+}
+
+
+int
+server_create (rpcsvc_request_t *req)
+{
+ server_state_t *state = NULL;
+ server_connection_t *conn = NULL;
+ call_frame_t *frame = NULL;
+ gfs3_create_req args = {0,};
+ char path[SERVER_PATH_MAX] = {0,};
+ char bname[SERVER_PATH_MAX] = {0,};
+
+ if (!req)
+ return 0;
+
+ conn = req->conn->trans->xl_private;
+
+ args.path = path;
+ args.bname = bname;
+
+ if (!xdr_to_create_req (req->msg[0], &args)) {
+ //failed to decode msg;
+ req->rpc_err = GARBAGE_ARGS;
+ goto out;
+ }
+
+ frame = get_frame_from_request (req);
+ if (!frame) {
+ // something wrong, mostly insufficient memory
+ req->rpc_err = GARBAGE_ARGS; /* TODO */
+ goto out;
+ }
+
+ state = CALL_STATE (frame);
+
+ state->resolve.type = RESOLVE_NOT;
+ state->resolve.par = args.par;
+ state->resolve.gen = args.gen;
+ state->resolve.path = gf_strdup (args.path);
+ state->resolve.bname = gf_strdup (args.bname);
+ state->mode = args.mode;
+ state->flags = gf_flags_to_flags (args.flags);
+
+ resolve_and_resume (frame, server_create_resume);
+out:
+ return 0;
+}
+
+
+int
+server_open (rpcsvc_request_t *req)
+{
+ server_state_t *state = NULL;
+ call_frame_t *frame = NULL;
+ gfs3_open_req args = {0,};
+ char path[SERVER_PATH_MAX] = {0,};
+
+ if (!req)
+ return 0;
+
+ args.path = path;
+
+ if (!xdr_to_open_req (req->msg[0], &args)) {
+ //failed to decode msg;
+ req->rpc_err = GARBAGE_ARGS;
+ goto out;
+ }
+
+ frame = get_frame_from_request (req);
+ if (!frame) {
+ // something wrong, mostly insufficient memory
+ req->rpc_err = GARBAGE_ARGS; /* TODO */
+ goto out;
+ }
+
+ state = CALL_STATE (frame);
+
+ state->resolve.type = RESOLVE_MUST;
+ state->resolve.ino = args.ino;
+ state->resolve.gen = args.gen;
+ state->resolve.path = gf_strdup (args.path);
+
+ state->flags = gf_flags_to_flags (args.flags);
+
+ resolve_and_resume (frame, server_open_resume);
+out:
+ return 0;
+}
+
+
+int
+server_readv (rpcsvc_request_t *req)
+{
+ server_state_t *state = NULL;
+ call_frame_t *frame = NULL;
+ gfs3_read_req args = {0,};
+
+ if (!req)
+ goto out;
+
+ if (!xdr_to_readv_req (req->msg[0], &args)) {
+ //failed to decode msg;
+ req->rpc_err = GARBAGE_ARGS;
+ goto out;
+ }
+
+ frame = get_frame_from_request (req);
+ if (!frame) {
+ // something wrong, mostly insufficient memory
+ req->rpc_err = GARBAGE_ARGS; /* TODO */
+ goto out;
+ }
+
+ state = CALL_STATE (frame);
+
+ state->resolve.type = RESOLVE_MUST;
+ state->resolve.fd_no = args.fd;
+ state->size = args.size;
+ state->offset = args.offset;
+
+ resolve_and_resume (frame, server_readv_resume);
+out:
+ return 0;
+}
+
+
+int
+server_writev (rpcsvc_request_t *req)
+{
+ /* TODO : */
+ assert (0);
+ return 0;
+}
+
+
+int
+server_writev_vec (rpcsvc_request_t *req, struct iobuf *iobuf)
+{
+ server_state_t *state = NULL;
+ struct iobref *iobref = NULL;
+ call_frame_t *frame = NULL;
+ gfs3_write_req args = {0,};
+
+ if (!req)
+ return 0;
+
+ if (!xdr_to_writev_req (req->msg[0], &args)) {
+ //failed to decode msg;
+ req->rpc_err = GARBAGE_ARGS;
+ goto out;
+ }
+
+ frame = get_frame_from_request (req);
+ if (!frame) {
+ // something wrong, mostly insufficient memory
+ req->rpc_err = GARBAGE_ARGS; /* TODO */
+ goto out;
+ }
+
+ state = CALL_STATE (frame);
+
+ state->resolve.type = RESOLVE_MUST;
+ state->resolve.fd_no = args.fd;
+ state->offset = args.offset;
+
+ if (iobuf) {
+ iobref = iobref_new ();
+ iobref_add (iobref, iobuf);
+
+ state->iobref = iobref;
+ state->iobuf = iobuf_ref (iobuf);
+
+ state->size = req->msg[1].iov_len;
+ }
+
+ resolve_and_resume (frame, server_writev_resume);
+out:
+ return 0;
+}
+
+
+int
+server_release (rpcsvc_request_t *req)
+{
+ server_connection_t *conn = NULL;
+ gfs3_release_req args = {0,};
+ gf_common_rsp rsp = {0,};
+
+ if (!xdr_to_release_req (req->msg[0], &args)) {
+ //failed to decode msg;
+ req->rpc_err = GARBAGE_ARGS;
+ goto out;
+ }
+
+ conn = req->conn->trans->xl_private;
+ gf_fd_put (conn->fdtable, args.fd);
+
+ server_submit_reply (NULL, req, &rsp, NULL, 0, NULL,
+ xdr_serialize_common_rsp);
+out:
+ return 0;
+}
+
+int
+server_releasedir (rpcsvc_request_t *req)
+{
+ server_connection_t *conn = NULL;
+ gfs3_releasedir_req args = {0,};
+ gf_common_rsp rsp = {0,};
+
+ if (!xdr_to_release_req (req->msg[0], &args)) {
+ //failed to decode msg;
+ req->rpc_err = GARBAGE_ARGS;
+ goto out;
+ }
+
+ conn = req->conn->trans->xl_private;
+ gf_fd_put (conn->fdtable, args.fd);
+
+ server_submit_reply (NULL, req, &rsp, NULL, 0, NULL,
+ xdr_serialize_common_rsp);
+out:
+ return 0;
+}
+
+
+int
+server_fsync (rpcsvc_request_t *req)
+{
+ server_state_t *state = NULL;
+ call_frame_t *frame = NULL;
+ gfs3_fsync_req args = {0,};
+
+ if (!req)
+ return 0;
+
+ if (!xdr_to_fsync_req (req->msg[0], &args)) {
+ //failed to decode msg;
+ req->rpc_err = GARBAGE_ARGS;
+ goto out;
+ }
+
+ frame = get_frame_from_request (req);
+ if (!frame) {
+ // something wrong, mostly insufficient memory
+ req->rpc_err = GARBAGE_ARGS; /* TODO */
+ goto out;
+ }
+
+
+ state = CALL_STATE (frame);
+
+ state->resolve.type = RESOLVE_MUST;
+ state->resolve.fd_no = args.fd;
+ state->flags = args.data;
+
+ resolve_and_resume (frame, server_fsync_resume);
+out:
+ return 0;
+}
+
+
+
+int
+server_flush (rpcsvc_request_t *req)
+{
+ server_state_t *state = NULL;
+ call_frame_t *frame = NULL;
+ gfs3_flush_req args = {0,};
+
+ if (!req)
+ return 0;
+
+ if (!xdr_to_flush_req (req->msg[0], &args)) {
+ //failed to decode msg;
+ req->rpc_err = GARBAGE_ARGS;
+ goto out;
+ }
+
+ frame = get_frame_from_request (req);
+ if (!frame) {
+ // something wrong, mostly insufficient memory
+ req->rpc_err = GARBAGE_ARGS; /* TODO */
+ goto out;
+ }
+
+ state = CALL_STATE (frame);
+
+ state->resolve.type = RESOLVE_MUST;
+ state->resolve.fd_no = args.fd;
+
+ resolve_and_resume (frame, server_flush_resume);
+out:
+ return 0;
+}
+
+
+
+int
+server_ftruncate (rpcsvc_request_t *req)
+{
+ server_state_t *state = NULL;
+ call_frame_t *frame = NULL;
+ gfs3_ftruncate_req args = {0,};
+
+ if (!req)
+ return 0;
+
+ if (!xdr_to_ftruncate_req (req->msg[0], &args)) {
+ //failed to decode msg;
+ req->rpc_err = GARBAGE_ARGS;
+ goto out;
+ }
+
+ frame = get_frame_from_request (req);
+ if (!frame) {
+ // something wrong, mostly insufficient memory
+ req->rpc_err = GARBAGE_ARGS; /* TODO */
+ goto out;
+ }
+
+ state = CALL_STATE (frame);
+
+ state->resolve.type = RESOLVE_MUST;
+ state->resolve.fd_no = args.fd;
+ state->offset = args.offset;
+
+ resolve_and_resume (frame, server_ftruncate_resume);
+out:
+ return 0;
+}
+
+
+int
+server_fstat (rpcsvc_request_t *req)
+{
+ server_state_t *state = NULL;
+ call_frame_t *frame = NULL;
+ gfs3_write_req args = {0,};
+
+ if (!req)
+ return 0;
+
+ if (!xdr_to_fstat_req (req->msg[0], &args)) {
+ //failed to decode msg;
+ req->rpc_err = GARBAGE_ARGS;
+ goto out;
+ }
+
+ frame = get_frame_from_request (req);
+ if (!frame) {
+ // something wrong, mostly insufficient memory
+ req->rpc_err = GARBAGE_ARGS; /* TODO */
+ goto out;
+ }
+
+ state = CALL_STATE (frame);
+
+ state->resolve.type = RESOLVE_MUST;
+ state->resolve.fd_no = args.fd;
+
+ resolve_and_resume (frame, server_fstat_resume);
+out:
+ return 0;
+}
+
+
+int
+server_truncate (rpcsvc_request_t *req)
+{
+ server_state_t *state = NULL;
+ call_frame_t *frame = NULL;
+ gfs3_truncate_req args = {0,};
+ char path[SERVER_PATH_MAX] = {0,};
+
+ if (!req)
+ return 0;
+
+ args.path = path;
+ if (!xdr_to_truncate_req (req->msg[0], &args)) {
+ //failed to decode msg;
+ req->rpc_err = GARBAGE_ARGS;
+ goto out;
+ }
+
+ frame = get_frame_from_request (req);
+ if (!frame) {
+ // something wrong, mostly insufficient memory
+ req->rpc_err = GARBAGE_ARGS; /* TODO */
+ goto out;
+ }
+
+ state = CALL_STATE (frame);
+
+ state->resolve.type = RESOLVE_MUST;
+ state->resolve.path = gf_strdup (args.path);
+ state->resolve.ino = args.ino;
+ state->resolve.gen = args.gen;
+ state->offset = args.offset;
+
+ resolve_and_resume (frame, server_truncate_resume);
+out:
+ return 0;
+}
+
+
+
+int
+server_unlink (rpcsvc_request_t *req)
+{
+ server_state_t *state = NULL;
+ call_frame_t *frame = NULL;
+ gfs3_unlink_req args = {0,};
+ char path[SERVER_PATH_MAX] = {0,};
+ char bname[SERVER_PATH_MAX] = {0,};
+
+ if (!req)
+ return 0;
+
+ args.path = path;
+ args.bname = bname;
+
+ if (!xdr_to_unlink_req (req->msg[0], &args)) {
+ //failed to decode msg;
+ req->rpc_err = GARBAGE_ARGS;
+ goto out;
+ }
+
+ frame = get_frame_from_request (req);
+ if (!frame) {
+ // something wrong, mostly insufficient memory
+ req->rpc_err = GARBAGE_ARGS; /* TODO */
+ goto out;
+ }
+
+ state = CALL_STATE (frame);
+
+ state->resolve.type = RESOLVE_MUST;
+ state->resolve.par = args.par;
+ state->resolve.gen = args.gen;
+ state->resolve.path = gf_strdup (args.path);
+ state->resolve.bname = gf_strdup (args.bname);
+
+ resolve_and_resume (frame, server_unlink_resume);
+out:
+ return 0;
+}
+
+
+int
+server_setxattr (rpcsvc_request_t *req)
+{
+ server_state_t *state = NULL;
+ dict_t *dict = NULL;
+ call_frame_t *frame = NULL;
+ server_connection_t *conn = NULL;
+ char *buf = NULL;
+ gfs3_setxattr_req args = {0,};
+ char path[SERVER_PATH_MAX] = {0,};
+ char dict_val[(16 * 1024)] = {0, };
+ int32_t ret = -1;
+
+ if (!req)
+ return 0;
+
+ conn = req->conn->trans->xl_private;
+
+ args.path = path;
+ args.dict.dict_val = dict_val;
+
+ if (!xdr_to_setxattr_req (req->msg[0], &args)) {
+ //failed to decode msg;
+ req->rpc_err = GARBAGE_ARGS;
+ goto out;
+ }
+
+ frame = get_frame_from_request (req);
+ if (!frame) {
+ // something wrong, mostly insufficient memory
+ req->rpc_err = GARBAGE_ARGS; /* TODO */
+ goto out;
+ }
+
+ state = CALL_STATE (frame);
+
+ state->resolve.type = RESOLVE_MUST;
+ state->resolve.path = gf_strdup (args.path);
+ state->resolve.ino = args.ino;
+ state->resolve.gen = args.gen;
+ state->flags = args.flags;
+
+ if (args.dict.dict_len) {
+ dict = dict_new ();
+ buf = memdup (args.dict.dict_val, args.dict.dict_len);
+ GF_VALIDATE_OR_GOTO (conn->bound_xl->name, buf, out);
+
+ ret = dict_unserialize (buf, args.dict.dict_len, &dict);
+ if (ret < 0) {
+ gf_log (conn->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);
+ goto err;
+ }
+
+ dict->extra_free = buf;
+ buf = NULL;
+
+ 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);
+out:
+ if (buf)
+ GF_FREE (buf);
+ return 0;
+
+}
+
+
+
+int
+server_fsetxattr (rpcsvc_request_t *req)
+{
+ server_state_t *state = NULL;
+ dict_t *dict = NULL;
+ server_connection_t *conn = NULL;
+ call_frame_t *frame = NULL;
+ char *buf = NULL;
+ gfs3_fsetxattr_req args = {0,};
+ char dict_val[(16 *1024)] = {0,};
+ int32_t ret = -1;
+
+ if (!req)
+ return 0;
+
+ conn = req->conn->trans->xl_private;
+
+ args.dict.dict_val = dict_val;
+ if (!xdr_to_fsetxattr_req (req->msg[0], &args)) {
+ //failed to decode msg;
+ req->rpc_err = GARBAGE_ARGS;
+ goto out;
+ }
+
+ frame = get_frame_from_request (req);
+ if (!frame) {
+ // something wrong, mostly insufficient memory
+ req->rpc_err = GARBAGE_ARGS; /* TODO */
+ goto out;
+ }
+
+ state = CALL_STATE (frame);
+
+ state->resolve.type = RESOLVE_MUST;
+ state->resolve.fd_no = args.fd;
+ state->flags = args.flags;
+
+ if (args.dict.dict_len) {
+ dict = dict_new ();
+ buf = memdup (args.dict.dict_val, args.dict.dict_len);
+ GF_VALIDATE_OR_GOTO (conn->bound_xl->name, buf, out);
+
+ ret = dict_unserialize (buf, args.dict.dict_len, &dict);
+ if (ret < 0) {
+ gf_log (conn->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);
+ goto err;
+ }
+ dict->extra_free = buf;
+ buf = NULL;
+ 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);
+out:
+ if (buf)
+ GF_FREE (buf);
+ return 0;
+}
+
+
+
+int
+server_fxattrop (rpcsvc_request_t *req)
+{
+ dict_t *dict = NULL;
+ server_state_t *state = NULL;
+ server_connection_t *conn = NULL;
+ call_frame_t *frame = NULL;
+ char *buf = NULL;
+ gfs3_fxattrop_req args = {0,};
+ char dict_val[(16 *1024)] = {0,};
+ int32_t ret = -1;
+
+ if (!req)
+ return 0;
+
+ conn = req->conn->trans->xl_private;
+
+ args.dict.dict_val = dict_val;
+ if (!xdr_to_fxattrop_req (req->msg[0], &args)) {
+ //failed to decode msg;
+ req->rpc_err = GARBAGE_ARGS;
+ goto out;
+ }
+
+ frame = get_frame_from_request (req);
+ if (!frame) {
+ // something wrong, mostly insufficient memory
+ req->rpc_err = GARBAGE_ARGS; /* TODO */
+ goto out;
+ }
+
+ state = CALL_STATE(frame);
+
+ state->resolve.type = RESOLVE_MUST;
+ state->resolve.fd_no = args.fd;
+
+ state->resolve.ino = args.ino;
+ state->resolve.gen = args.gen;
+ state->flags = args.flags;
+
+ if (args.dict.dict_len) {
+ /* Unserialize the dictionary */
+ dict = dict_new ();
+
+ buf = memdup (args.dict.dict_val, args.dict.dict_len);
+ GF_VALIDATE_OR_GOTO (conn->bound_xl->name, buf, out);
+
+ ret = dict_unserialize (buf, args.dict.dict_len, &dict);
+ if (ret < 0) {
+ gf_log (conn->bound_xl->name, GF_LOG_ERROR,
+ "fd - %"PRId64" (%"PRId64"): failed to unserialize "
+ "request buffer to dictionary",
+ state->resolve.fd_no, state->fd->inode->ino);
+ goto fail;
+ }
+ dict->extra_free = buf;
+ buf = NULL;
+
+ state->dict = dict;
+ }
+
+ 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);
+out:
+ return 0;
+}
+
+
+
+int
+server_xattrop (rpcsvc_request_t *req)
+{
+ dict_t *dict = NULL;
+ server_state_t *state = NULL;
+ server_connection_t *conn = NULL;
+ call_frame_t *frame = NULL;
+ char *buf = NULL;
+ gfs3_xattrop_req args = {0,};
+ char dict_val[(16 *1024)] = {0,};
+ char path[SERVER_PATH_MAX] = {0,};
+ int32_t ret = -1;
+
+ if (!req)
+ return 0;
+
+ conn = req->conn->trans->xl_private;
+ args.dict.dict_val = dict_val;
+ args.path = path;
+
+ if (!xdr_to_xattrop_req (req->msg[0], &args)) {
+ //failed to decode msg;
+ req->rpc_err = GARBAGE_ARGS;
+ goto out;
+ }
+
+ frame = get_frame_from_request (req);
+ if (!frame) {
+ // something wrong, mostly insufficient memory
+ req->rpc_err = GARBAGE_ARGS; /* TODO */
+ goto out;
+ }
+
+ state = CALL_STATE(frame);
+
+ state->resolve.type = RESOLVE_MUST;
+ state->resolve.path = gf_strdup (args.path);
+ state->resolve.ino = args.ino;
+ state->resolve.gen = args.gen;
+ state->flags = args.flags;
+
+ if (args.dict.dict_len) {
+ /* Unserialize the dictionary */
+ dict = dict_new ();
+
+ buf = memdup (args.dict.dict_val, args.dict.dict_len);
+ GF_VALIDATE_OR_GOTO (conn->bound_xl->name, buf, out);
+
+ ret = dict_unserialize (buf, args.dict.dict_len, &dict);
+ if (ret < 0) {
+ gf_log (conn->bound_xl->name, GF_LOG_ERROR,
+ "fd - %"PRId64" (%"PRId64"): failed to unserialize "
+ "request buffer to dictionary",
+ state->resolve.fd_no, state->fd->inode->ino);
+ goto fail;
+ }
+ dict->extra_free = buf;
+ buf = NULL;
+
+ state->dict = dict;
+ }
+
+ 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);
+out:
+ return 0;
+}
+
+
+int
+server_getxattr (rpcsvc_request_t *req)
+{
+ server_state_t *state = NULL;
+ server_connection_t *conn = NULL;
+ call_frame_t *frame = NULL;
+ gfs3_getxattr_req args = {0,};
+ char path[SERVER_PATH_MAX] = {0,};
+ char name[4096] = {0,};
+
+ if (!req)
+ return 0;
+
+ conn = req->conn->trans->xl_private;
+
+ args.path = path;
+ args.name = name;
+
+ if (!xdr_to_getxattr_req (req->msg[0], &args)) {
+ //failed to decode msg;
+ req->rpc_err = GARBAGE_ARGS;
+ goto out;
+ }
+
+ frame = get_frame_from_request (req);
+ if (!frame) {
+ // something wrong, mostly insufficient memory
+ req->rpc_err = GARBAGE_ARGS; /* TODO */
+ goto out;
+ }
+
+ state = CALL_STATE (frame);
+
+ state->resolve.type = RESOLVE_MUST;
+ state->resolve.path = gf_strdup (args.path);
+ state->resolve.ino = args.ino;
+ state->resolve.gen = args.gen;
+
+ if (args.namelen)
+ state->name = gf_strdup (args.name);
+
+ resolve_and_resume (frame, server_getxattr_resume);
+out:
+ return 0;
+}
+
+
+int
+server_fgetxattr (rpcsvc_request_t *req)
+{
+ server_state_t *state = NULL;
+ server_connection_t *conn = NULL;
+ call_frame_t *frame = NULL;
+ gfs3_fgetxattr_req args = {0,};
+ char name[4096] = {0,};
+
+ if (!req)
+ return 0;
+
+ conn = req->conn->trans->xl_private;
+
+ args.name = name;
+ if (!xdr_to_fgetxattr_req (req->msg[0], &args)) {
+ //failed to decode msg;
+ req->rpc_err = GARBAGE_ARGS;
+ goto out;
+ }
+
+ frame = get_frame_from_request (req);
+ if (!frame) {
+ // something wrong, mostly insufficient memory
+ req->rpc_err = GARBAGE_ARGS; /* TODO */
+ goto out;
+ }
+
+ state = CALL_STATE (frame);
+
+ state->resolve.type = RESOLVE_MUST;
+ state->resolve.fd_no = args.fd;
+
+ if (args.namelen)
+ state->name = gf_strdup (args.name);
+
+ resolve_and_resume (frame, server_fgetxattr_resume);
+out:
+ return 0;
+}
+
+
+
+int
+server_removexattr (rpcsvc_request_t *req)
+{
+ server_state_t *state = NULL;
+ server_connection_t *conn = NULL;
+ call_frame_t *frame = NULL;
+ gfs3_removexattr_req args = {0,};
+ char path[SERVER_PATH_MAX] = {0,};
+ char name[4096] = {0,};
+
+ if (!req)
+ return 0;
+
+ conn = req->conn->trans->xl_private;
+
+ args.path = path;
+ args.name = name;
+ if (!xdr_to_removexattr_req (req->msg[0], &args)) {
+ //failed to decode msg;
+ req->rpc_err = GARBAGE_ARGS;
+ goto out;
+ }
+
+ frame = get_frame_from_request (req);
+ if (!frame) {
+ // something wrong, mostly insufficient memory
+ req->rpc_err = GARBAGE_ARGS; /* TODO */
+ goto out;
+ }
+
+ state = CALL_STATE (frame);
+
+ state->resolve.type = RESOLVE_MUST;
+ state->resolve.path = gf_strdup (args.path);
+ state->resolve.ino = args.ino;
+ state->resolve.gen = args.gen;
+ state->name = gf_strdup (args.name);
+
+ resolve_and_resume (frame, server_removexattr_resume);
+out:
+ return 0;
+}
+
+
+
+
+int
+server_opendir (rpcsvc_request_t *req)
+{
+ server_state_t *state = NULL;
+ call_frame_t *frame = NULL;
+ gfs3_opendir_req args = {0,};
+ char path[SERVER_PATH_MAX] = {0,};
+
+ if (!req)
+ return 0;
+
+ args.path = path;
+
+ if (!xdr_to_opendir_req (req->msg[0], &args)) {
+ //failed to decode msg;
+ req->rpc_err = GARBAGE_ARGS;
+ goto out;
+ }
+
+ frame = get_frame_from_request (req);
+ if (!frame) {
+ // something wrong, mostly insufficient memory
+ req->rpc_err = GARBAGE_ARGS; /* TODO */
+ goto out;
+ }
+
+ state = CALL_STATE (frame);
+
+ state->resolve.type = RESOLVE_MUST;
+ state->resolve.path = gf_strdup (args.path);
+ state->resolve.ino = args.ino;
+ state->resolve.gen = args.gen;
+
+ resolve_and_resume (frame, server_opendir_resume);
+out:
+ return 0;
+}
+
+
+int
+server_readdirp (rpcsvc_request_t *req)
+{
+ server_state_t *state = NULL;
+ server_connection_t *conn = NULL;
+ call_frame_t *frame = NULL;
+ gfs3_readdirp_req args = {0,};
+
+ if (!req)
+ return 0;
+
+ conn = req->conn->trans->xl_private;
+
+ if (!xdr_to_readdirp_req (req->msg[0], &args)) {
+ //failed to decode msg;
+ req->rpc_err = GARBAGE_ARGS;
+ goto out;
+ }
+
+ frame = get_frame_from_request (req);
+ if (!frame) {
+ // something wrong, mostly insufficient memory
+ req->rpc_err = GARBAGE_ARGS; /* TODO */
+ goto out;
+ }
+
+ state = CALL_STATE(frame);
+
+ state->resolve.type = RESOLVE_MUST;
+ state->resolve.fd_no = args.fd;
+ state->size = args.size;
+ state->offset = args.offset;
+
+ resolve_and_resume (frame, server_readdirp_resume);
+out:
+ return 0;
+}
+
+int
+server_readdir (rpcsvc_request_t *req)
+{
+ server_state_t *state = NULL;
+ server_connection_t *conn = NULL;
+ call_frame_t *frame = NULL;
+ gfs3_readdir_req args = {0,};
+
+ if (!req)
+ return 0;
+
+ conn = req->conn->trans->xl_private;
+
+ if (!xdr_to_readdir_req (req->msg[0], &args)) {
+ //failed to decode msg;
+ req->rpc_err = GARBAGE_ARGS;
+ goto out;
+ }
+
+ frame = get_frame_from_request (req);
+ if (!frame) {
+ // something wrong, mostly insufficient memory
+ req->rpc_err = GARBAGE_ARGS; /* TODO */
+ goto out;
+ }
+
+ state = CALL_STATE(frame);
+
+ state->resolve.type = RESOLVE_MUST;
+ state->resolve.fd_no = args.fd;
+ state->size = args.size;
+ state->offset = args.offset;
+
+ resolve_and_resume (frame, server_readdir_resume);
+out:
+ return 0;
+}
+
+int
+server_fsyncdir (rpcsvc_request_t *req)
+{
+ server_state_t *state = NULL;
+ server_connection_t *conn = NULL;
+ call_frame_t *frame = NULL;
+ gfs3_fsyncdir_req args = {0,};
+
+ if (!req)
+ return 0;
+
+ conn = req->conn->trans->xl_private;
+
+ if (!xdr_to_fsyncdir_req (req->msg[0], &args)) {
+ //failed to decode msg;
+ req->rpc_err = GARBAGE_ARGS;
+ goto out;
+ }
+
+ frame = get_frame_from_request (req);
+ if (!frame) {
+ // something wrong, mostly insufficient memory
+ req->rpc_err = GARBAGE_ARGS; /* TODO */
+ goto out;
+ }
+
+ state = CALL_STATE(frame);
+
+ state->resolve.type = RESOLVE_MUST;
+ state->resolve.fd_no = args.fd;
+ state->flags = args.data;
+
+ resolve_and_resume (frame, server_fsyncdir_resume);
+out:
+ return 0;
+}
+
+
+
+int
+server_mknod (rpcsvc_request_t *req)
+{
+ server_state_t *state = NULL;
+ server_connection_t *conn = NULL;
+ call_frame_t *frame = NULL;
+ gfs3_mknod_req args = {0,};
+ char bname[SERVER_PATH_MAX] = {0,};
+ char path[SERVER_PATH_MAX] = {0,};
+
+ if (!req)
+ return 0;
+
+ conn = req->conn->trans->xl_private;
+ args.path = path;
+ args.bname = bname;
+
+ if (!xdr_to_mknod_req (req->msg[0], &args)) {
+ //failed to decode msg;
+ req->rpc_err = GARBAGE_ARGS;
+ goto out;
+ }
+
+ frame = get_frame_from_request (req);
+ if (!frame) {
+ // something wrong, mostly insufficient memory
+ req->rpc_err = GARBAGE_ARGS; /* TODO */
+ goto out;
+ }
+
+ state = CALL_STATE (frame);
+
+ state->resolve.type = RESOLVE_NOT;
+ state->resolve.par = args.par;
+ state->resolve.gen = args.gen;
+ state->resolve.path = gf_strdup (args.path);
+ state->resolve.bname = gf_strdup (args.bname);
+
+ state->mode = args.mode;
+ state->dev = args.dev;
+
+ resolve_and_resume (frame, server_mknod_resume);
+out:
+ return 0;
+}
+
+
+int
+server_mkdir (rpcsvc_request_t *req)
+{
+ server_state_t *state = NULL;
+ server_connection_t *conn = NULL;
+ call_frame_t *frame = NULL;
+ gfs3_mkdir_req args = {0,};
+ char bname[SERVER_PATH_MAX] = {0,};
+ char path[SERVER_PATH_MAX] = {0,};
+
+ if (!req)
+ return 0;
+
+ conn = req->conn->trans->xl_private;
+ args.path = path;
+ args.bname = bname;
+
+ if (!xdr_to_mkdir_req (req->msg[0], &args)) {
+ //failed to decode msg;
+ req->rpc_err = GARBAGE_ARGS;
+ goto out;
+ }
+
+ frame = get_frame_from_request (req);
+ if (!frame) {
+ // something wrong, mostly insufficient memory
+ req->rpc_err = GARBAGE_ARGS; /* TODO */
+ goto out;
+ }
+
+ state = CALL_STATE (frame);
+
+ state->resolve.type = RESOLVE_NOT;
+ state->resolve.par = args.par;
+ state->resolve.gen = args.gen;
+ state->resolve.path = gf_strdup (args.path);
+ state->resolve.bname = gf_strdup (args.bname);
+
+ state->mode = args.mode;
+
+ resolve_and_resume (frame, server_mkdir_resume);
+out:
+ return 0;
+}
+
+
+int
+server_rmdir (rpcsvc_request_t *req)
+{
+ server_state_t *state = NULL;
+ server_connection_t *conn = NULL;
+ call_frame_t *frame = NULL;
+ gfs3_rmdir_req args = {0,};
+ char bname[SERVER_PATH_MAX] = {0,};
+ char path[SERVER_PATH_MAX] = {0,};
+
+ if (!req)
+ return 0;
+
+ conn = req->conn->trans->xl_private;
+ args.path = path;
+ args.bname = bname;
+
+ if (!xdr_to_rmdir_req (req->msg[0], &args)) {
+ //failed to decode msg;
+ req->rpc_err = GARBAGE_ARGS;
+ goto out;
+ }
+
+ frame = get_frame_from_request (req);
+ if (!frame) {
+ // something wrong, mostly insufficient memory
+ req->rpc_err = GARBAGE_ARGS; /* TODO */
+ goto out;
+ }
+
+ state = CALL_STATE (frame);
+
+ state->resolve.type = RESOLVE_MUST;
+ state->resolve.par = args.par;
+ state->resolve.gen = args.gen;
+ state->resolve.path = gf_strdup (args.path);
+ state->resolve.bname = gf_strdup (args.bname);
+
+ resolve_and_resume (frame, server_rmdir_resume);
+out:
+ return 0;
+}
+
+
+
+int
+server_inodelk (rpcsvc_request_t *req)
+{
+ server_state_t *state = NULL;
+ server_connection_t *conn = NULL;
+ call_frame_t *frame = NULL;
+ gfs3_inodelk_req args = {0,};
+ char path[SERVER_PATH_MAX] = {0,};
+ char volume[4096] = {0,};
+ int cmd = 0;
+
+ if (!req)
+ return 0;
+
+ conn = req->conn->trans->xl_private;
+ args.path = path;
+ args.volume = volume;
+
+ if (!xdr_to_inodelk_req (req->msg[0], &args)) {
+ //failed to decode msg;
+ req->rpc_err = GARBAGE_ARGS;
+ goto out;
+ }
+
+ frame = get_frame_from_request (req);
+ if (!frame) {
+ // something wrong, mostly insufficient memory
+ req->rpc_err = GARBAGE_ARGS; /* TODO */
+ goto out;
+ }
+
+ state = CALL_STATE (frame);
+
+ state->resolve.type = RESOLVE_EXACT;
+ state->resolve.ino = args.ino;
+ state->resolve.gen = args.gen;
+ state->resolve.path = gf_strdup (args.path);
+
+ 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_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;
+ }
+
+ resolve_and_resume (frame, server_inodelk_resume);
+out:
+ return 0;
+}
+
+int
+server_finodelk (rpcsvc_request_t *req)
+{
+ server_state_t *state = NULL;
+ server_connection_t *conn = NULL;
+ call_frame_t *frame = NULL;
+ gfs3_finodelk_req args = {0,};
+ char volume[4096] = {0,};
+
+ if (!req)
+ return 0;
+
+ conn = req->conn->trans->xl_private;
+
+ args.volume = volume;
+ if (!xdr_to_finodelk_req (req->msg[0], &args)) {
+ //failed to decode msg;
+ req->rpc_err = GARBAGE_ARGS;
+ goto out;
+ }
+
+ frame = get_frame_from_request (req);
+ if (!frame) {
+ // something wrong, mostly insufficient memory
+ req->rpc_err = GARBAGE_ARGS; /* TODO */
+ goto out;
+ }
+
+ state = CALL_STATE(frame);
+
+ state->resolve.type = RESOLVE_EXACT;
+ state->volume = gf_strdup (args.volume);
+ state->resolve.fd_no = args.fd;
+ state->cmd = args.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 = args.type;
+
+ gf_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;
+ }
+
+ resolve_and_resume (frame, server_finodelk_resume);
+out:
+ return 0;
+}
+
+
+int
+server_entrylk (rpcsvc_request_t *req)
+{
+ server_state_t *state = NULL;
+ server_connection_t *conn = NULL;
+ call_frame_t *frame = NULL;
+ gfs3_entrylk_req args = {0,};
+ char path[SERVER_PATH_MAX] = {0,};
+ char name[4096] = {0,};
+ char volume[4096] = {0,};
+
+ if (!req)
+ return 0;
+
+ args.path = path;
+ args.volume = volume;
+ args.name = name;
+
+ conn = req->conn->trans->xl_private;
+
+ if (!xdr_to_entrylk_req (req->msg[0], &args)) {
+ //failed to decode msg;
+ req->rpc_err = GARBAGE_ARGS;
+ goto out;
+ }
+
+ frame = get_frame_from_request (req);
+ if (!frame) {
+ // something wrong, mostly insufficient memory
+ req->rpc_err = GARBAGE_ARGS; /* TODO */
+ goto out;
+ }
+
+ state = CALL_STATE (frame);
+
+ state->resolve.type = RESOLVE_EXACT;
+ state->resolve.path = gf_strdup (args.path);
+ state->resolve.ino = args.ino;
+ state->resolve.gen = args.gen;
+
+ if (args.namelen)
+ state->name = gf_strdup (args.name);
+ state->volume = gf_strdup (args.volume);
+
+ state->cmd = args.cmd;
+ state->type = args.type;
+
+ resolve_and_resume (frame, server_entrylk_resume);
+out:
+ return 0;
+}
+
+int
+server_fentrylk (rpcsvc_request_t *req)
+{
+ server_state_t *state = NULL;
+ server_connection_t *conn = NULL;
+ call_frame_t *frame = NULL;
+ gfs3_fentrylk_req args = {0,};
+ char name[4096] = {0,};
+ char volume[4096] = {0,};
+
+ if (!req)
+ return 0;
+
+ conn = req->conn->trans->xl_private;
+
+ args.name = name;
+ args.volume = volume;
+ if (!xdr_to_fentrylk_req (req->msg[0], &args)) {
+ //failed to decode msg;
+ req->rpc_err = GARBAGE_ARGS;
+ goto out;
+ }
+
+ frame = get_frame_from_request (req);
+ if (!frame) {
+ // something wrong, mostly insufficient memory
+ req->rpc_err = GARBAGE_ARGS; /* TODO */
+ goto out;
+ }
+
+ state = CALL_STATE(frame);
+
+ state->resolve.type = RESOLVE_EXACT;
+ state->resolve.fd_no = args.fd;
+ state->cmd = args.cmd;
+ state->type = args.type;
+
+ if (args.namelen)
+ state->name = gf_strdup (args.name);
+ state->volume = gf_strdup (args.volume);
+
+ resolve_and_resume (frame, server_finodelk_resume);
+out:
+ return 0;
+}
+
+int
+server_access (rpcsvc_request_t *req)
+{
+ server_state_t *state = NULL;
+ server_connection_t *conn = NULL;
+ call_frame_t *frame = NULL;
+ gfs3_access_req args = {0,};
+ char path[SERVER_PATH_MAX] = {0,};
+
+ if (!req)
+ return 0;
+
+ conn = req->conn->trans->xl_private;
+
+ args.path = path;
+ if (!xdr_to_access_req (req->msg[0], &args)) {
+ //failed to decode msg;
+ req->rpc_err = GARBAGE_ARGS;
+ goto out;
+ }
+
+ frame = get_frame_from_request (req);
+ if (!frame) {
+ // something wrong, mostly insufficient memory
+ req->rpc_err = GARBAGE_ARGS; /* TODO */
+ goto out;
+ }
+
+ state = CALL_STATE (frame);
+
+ state->resolve.type = RESOLVE_MUST;
+ state->resolve.ino = args.ino;
+ state->resolve.gen = args.gen;
+ state->resolve.path = gf_strdup (args.path);
+ state->mask = args.mask;
+
+ resolve_and_resume (frame, server_access_resume);
+out:
+ return 0;
+}
+
+
+
+int
+server_symlink (rpcsvc_request_t *req)
+{
+ server_state_t *state = NULL;
+ server_connection_t *conn = NULL;
+ call_frame_t *frame = NULL;
+ gfs3_symlink_req args = {0,};
+ char linkname[4096] = {0,};
+ char path[SERVER_PATH_MAX] = {0,};
+ char bname[4096] = {0,};
+
+ if (!req)
+ return 0;
+
+ conn = req->conn->trans->xl_private;
+ args.path = path;
+ args.bname = bname;
+ args.linkname = linkname;
+
+ if (!xdr_to_symlink_req (req->msg[0], &args)) {
+ //failed to decode msg;
+ req->rpc_err = GARBAGE_ARGS;
+ goto out;
+ }
+
+ frame = get_frame_from_request (req);
+ if (!frame) {
+ // something wrong, mostly insufficient memory
+ req->rpc_err = GARBAGE_ARGS; /* TODO */
+ goto out;
+ }
+
+ state = CALL_STATE (frame);
+
+ state->resolve.type = RESOLVE_NOT;
+ state->resolve.par = args.par;
+ state->resolve.gen = args.gen;
+ state->resolve.path = gf_strdup (args.path);
+ state->resolve.bname = gf_strdup (args.bname);
+ state->name = gf_strdup (args.linkname);
+
+ resolve_and_resume (frame, server_symlink_resume);
+out:
+ return 0;
+}
+
+
+
+int
+server_link (rpcsvc_request_t *req)
+{
+ server_state_t *state = NULL;
+ server_connection_t *conn = NULL;
+ call_frame_t *frame = NULL;
+ gfs3_link_req args = {0,};
+ char oldpath[SERVER_PATH_MAX] = {0,};
+ char newpath[SERVER_PATH_MAX] = {0,};
+ char newbname[SERVER_PATH_MAX] = {0,};
+
+ if (!req)
+ return 0;
+
+ conn = req->conn->trans->xl_private;
+
+ args.oldpath = oldpath;
+ args.newpath = newpath;
+ args.newbname = newbname;
+
+ if (!xdr_to_link_req (req->msg[0], &args)) {
+ //failed to decode msg;
+ req->rpc_err = GARBAGE_ARGS;
+ goto out;
+ }
+
+ frame = get_frame_from_request (req);
+ if (!frame) {
+ // something wrong, mostly insufficient memory
+ req->rpc_err = GARBAGE_ARGS; /* TODO */
+ goto out;
+ }
+
+ state = CALL_STATE (frame);
+
+ state->resolve.type = RESOLVE_MUST;
+ state->resolve.path = gf_strdup (args.oldpath);
+ state->resolve.ino = args.oldino;
+ state->resolve.gen = args.oldgen;
+
+ state->resolve2.type = RESOLVE_NOT;
+ state->resolve2.path = gf_strdup (args.newpath);
+ state->resolve2.bname = gf_strdup (args.newbname);
+ state->resolve2.par = args.newpar;
+ state->resolve2.gen = args.newgen;
+
+ resolve_and_resume (frame, server_link_resume);
+out:
+ return 0;
+}
+
+
+int
+server_rename (rpcsvc_request_t *req)
+{
+ server_state_t *state = NULL;
+ server_connection_t *conn = NULL;
+ call_frame_t *frame = NULL;
+ gfs3_rename_req args = {0,};
+ char oldpath[SERVER_PATH_MAX] = {0,};
+ char oldbname[SERVER_PATH_MAX] = {0,};
+ char newpath[SERVER_PATH_MAX] = {0,};
+ char newbname[SERVER_PATH_MAX] = {0,};
+
+ if (!req)
+ return 0;
+
+ conn = req->conn->trans->xl_private;
+
+ args.oldpath = oldpath;
+ args.oldbname = oldbname;
+ args.newpath = newpath;
+ args.newbname = newbname;
+ if (!xdr_to_rename_req (req->msg[0], &args)) {
+ //failed to decode msg;
+ req->rpc_err = GARBAGE_ARGS;
+ goto out;
+ }
+
+ frame = get_frame_from_request (req);
+ if (!frame) {
+ // something wrong, mostly insufficient memory
+ req->rpc_err = GARBAGE_ARGS; /* TODO */
+ goto out;
+ }
+
+ state = CALL_STATE (frame);
+
+ state->resolve.type = RESOLVE_MUST;
+ state->resolve.path = gf_strdup (args.oldpath);
+ state->resolve.bname = gf_strdup (args.oldbname);
+ state->resolve.par = args.oldpar;
+ state->resolve.gen = args.oldgen;
+
+ state->resolve2.type = RESOLVE_MAY;
+ state->resolve2.path = gf_strdup (args.newpath);
+ state->resolve2.bname = gf_strdup (args.newbname);
+ state->resolve2.par = args.newpar;
+ state->resolve2.gen = args.newgen;
+
+ resolve_and_resume (frame, server_rename_resume);
+out:
+ return 0;
+}
+
+int
+server_lk (rpcsvc_request_t *req)
+{
+ server_state_t *state = NULL;
+ server_connection_t *conn = NULL;
+ call_frame_t *frame = NULL;
+ gfs3_lk_req args = {0,};
+
+ if (!req)
+ return 0;
+
+ conn = req->conn->trans->xl_private;
+
+ if (!xdr_to_lk_req (req->msg[0], &args)) {
+ //failed to decode msg;
+ req->rpc_err = GARBAGE_ARGS;
+ goto out;
+ }
+
+ frame = get_frame_from_request (req);
+ if (!frame) {
+ // something wrong, mostly insufficient memory
+ req->rpc_err = GARBAGE_ARGS; /* TODO */
+ goto out;
+ }
+
+ state = CALL_STATE (frame);
+
+ state->resolve.fd_no = args.fd;
+ state->cmd = args.cmd;
+ state->type = args.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 (&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_log (conn->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);
+out:
+ return 0;
+}
+
+int
+server_checksum (rpcsvc_request_t *req)
+{
+ server_state_t *state = NULL;
+ server_connection_t *conn = NULL;
+ call_frame_t *frame = NULL;
+ gfs3_checksum_req args = {0,};
+ char path[SERVER_PATH_MAX] = {0,};
+
+ if (!req)
+ return 0;
+
+ conn = req->conn->trans->xl_private;
+
+ args.path = path;
+ if (!xdr_to_checksum_req (req->msg[0], &args)) {
+ //failed to decode msg;
+ req->rpc_err = GARBAGE_ARGS;
+ goto out;
+ }
+
+ frame = get_frame_from_request (req);
+ if (!frame) {
+ // something wrong, mostly insufficient memory
+ req->rpc_err = GARBAGE_ARGS; /* TODO */
+ goto out;
+ }
+
+ state = CALL_STATE (frame);
+
+ state->resolve.type = RESOLVE_MAY;
+ state->resolve.path = gf_strdup (args.path);
+ state->resolve.gen = args.gen;
+ state->resolve.ino = args.ino;
+ state->flags = args.flag;
+
+ resolve_and_resume (frame, server_checksum_resume);
+out:
+ return 0;
+}
+
+
+
+int
+server_rchecksum (rpcsvc_request_t *req)
+{
+ server_state_t *state = NULL;
+ server_connection_t *conn = NULL;
+ call_frame_t *frame = NULL;
+ gfs3_rchecksum_req args = {0,};
+
+ if (!req)
+ return 0;
+
+ conn = req->conn->trans->xl_private;
+
+ if (!xdr_to_rchecksum_req (req->msg[0], &args)) {
+ //failed to decode msg;
+ req->rpc_err = GARBAGE_ARGS;
+ goto out;
+ }
+
+ frame = get_frame_from_request (req);
+ if (!frame) {
+ // something wrong, mostly insufficient memory
+ req->rpc_err = GARBAGE_ARGS; /* TODO */
+ goto out;
+ }
+
+ state = CALL_STATE(frame);
+
+ state->resolve.type = RESOLVE_MAY;
+ state->resolve.fd_no = args.fd;
+ state->offset = args.offset;
+ state->size = args.len;
+
+ resolve_and_resume (frame, server_rchecksum_resume);
+out:
+ return 0;
+}
+
+int
+server_null (rpcsvc_request_t *req)
+{
+ gf_common_rsp rsp = {0,};
+
+ rsp.gfs_id = req->gfs_id;
+ /* Accepted */
+ rsp.op_ret = 0;
+
+ server_submit_reply (NULL, req, &rsp, NULL, 0, NULL,
+ (gfs_serialize_t)xdr_serialize_common_rsp);
+
+ return 0;
+}
+
+int
+server_lookup (rpcsvc_request_t *req)
+{
+ call_frame_t *frame = NULL;
+ server_connection_t *conn = NULL;
+ server_state_t *state = NULL;
+ dict_t *xattr_req = NULL;
+ char *buf = NULL;
+ gfs3_lookup_req args = {0,};
+ int ret = 0;
+ char path[SERVER_PATH_MAX] = {0,};
+ char bname[SERVER_PATH_MAX] = {0,};
+ char dict_val[(16 * 1024)] = {0,};
+
+ if (!req)
+ return 0;
+
+ conn = req->conn->trans->xl_private;
+
+ args.path = path;
+ args.bname = bname;
+ args.dict.dict_val = dict_val;
+
+ if (!xdr_to_lookup_req (req->msg[0], &args)) {
+ //failed to decode msg;
+ req->rpc_err = GARBAGE_ARGS;
+ goto err;
+ }
+
+ frame = get_frame_from_request (req);
+ if (!frame) {
+ // something wrong, mostly insufficient memory
+ req->rpc_err = GARBAGE_ARGS;
+ goto err;
+ }
+
+ /* NOTE: lookup() uses req->ino only to identify if a lookup()
+ * is requested for 'root' or not
+ */
+
+ state = CALL_STATE (frame);
+ state->resolve.ino = args.ino;
+ if (state->resolve.ino != 1)
+ state->resolve.ino = 0;
+
+ state->resolve.type = RESOLVE_DONTCARE;
+ state->resolve.par = args.par;
+ state->resolve.gen = args.gen;
+ state->resolve.path = gf_strdup (args.path);
+
+ if (IS_NOT_ROOT (STRLEN_0 (args.path))) {
+ state->resolve.bname = gf_strdup (args.bname);
+ }
+
+ if (args.dict.dict_len) {
+ /* Unserialize the dictionary */
+ xattr_req = dict_new ();
+
+ buf = memdup (args.dict.dict_val, args.dict.dict_len);
+ if (buf == NULL) {
+ gf_log (conn->bound_xl->name, GF_LOG_ERROR,
+ "out of memory");
+ goto err;
+ }
+
+ ret = dict_unserialize (buf, args.dict.dict_len,
+ &xattr_req);
+ if (ret < 0) {
+ gf_log (conn->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);
+ goto err;
+ }
+
+ state->dict = xattr_req;
+
+ xattr_req->extra_free = buf;
+
+ buf = NULL;
+ }
+
+ resolve_and_resume (frame, server_lookup_resume);
+
+ return 0;
+err:
+ if (xattr_req)
+ dict_unref (xattr_req);
+
+ if (buf) {
+ GF_FREE (buf);
+ }
+
+ server_lookup_cbk (frame, NULL, frame->this, -1, EINVAL, NULL, NULL,
+ NULL, NULL);
+
+ return 0;
+}
+
+int
+server_statfs (rpcsvc_request_t *req)
+{
+ server_state_t *state = NULL;
+ server_connection_t *conn = NULL;
+ call_frame_t *frame = NULL;
+ gfs3_statfs_req args = {0,};
+ char path[SERVER_PATH_MAX] = {0,};
+
+ if (!req)
+ return 0;
+
+ conn = req->conn->trans->xl_private;
+ args.path = path;
+ if (!xdr_to_statfs_req (req->msg[0], &args)) {
+ //failed to decode msg;
+ req->rpc_err = GARBAGE_ARGS;
+ goto out;
+ }
+
+ frame = get_frame_from_request (req);
+ if (!frame) {
+ // something wrong, mostly insufficient memory
+ req->rpc_err = GARBAGE_ARGS; /* TODO */
+ goto out;
+ }
+
+ state = CALL_STATE (frame);
+
+ state->resolve.type = RESOLVE_MUST;
+ state->resolve.ino = args.ino;
+ if (!state->resolve.ino)
+ state->resolve.ino = 1;
+ state->resolve.gen = args.gen;
+ state->resolve.path = gf_strdup (args.path);
+
+ resolve_and_resume (frame, server_statfs_resume);
+out:
+ return 0;
+}
+
+
+rpcsvc_actor_t glusterfs3_1_fop_actors[] = {
+ [GFS3_OP_NULL] = { "NULL", GFS3_OP_NULL, server_null, NULL, NULL},
+ [GFS3_OP_STAT] = { "STAT", GFS3_OP_STAT, server_stat, NULL, NULL },
+ [GFS3_OP_READLINK] = { "READLINK", GFS3_OP_READLINK, server_readlink, NULL, NULL },
+ [GFS3_OP_MKNOD] = { "MKNOD", GFS3_OP_MKNOD, server_mknod, NULL, NULL },
+ [GFS3_OP_MKDIR] = { "MKDIR", GFS3_OP_MKDIR, server_mkdir, NULL, NULL },
+ [GFS3_OP_UNLINK] = { "UNLINK", GFS3_OP_UNLINK, server_unlink, NULL, NULL },
+ [GFS3_OP_RMDIR] = { "RMDIR", GFS3_OP_RMDIR, server_rmdir, NULL, NULL },
+ [GFS3_OP_SYMLINK] = { "SYMLINK", GFS3_OP_SYMLINK, server_symlink, NULL, NULL },
+ [GFS3_OP_RENAME] = { "RENAME", GFS3_OP_RENAME, server_rename, NULL, NULL },
+ [GFS3_OP_LINK] = { "LINK", GFS3_OP_LINK, server_link, NULL, NULL },
+ [GFS3_OP_TRUNCATE] = { "TRUNCATE", GFS3_OP_TRUNCATE, server_truncate, NULL, NULL },
+ [GFS3_OP_OPEN] = { "OPEN", GFS3_OP_OPEN, server_open, NULL, NULL },
+ [GFS3_OP_READ] = { "READ", GFS3_OP_READ, server_readv, NULL, NULL },
+ [GFS3_OP_WRITE] = { "WRITE", GFS3_OP_WRITE, server_writev, server_writev_vec, NULL },
+ [GFS3_OP_STATFS] = { "STATFS", GFS3_OP_STATFS, server_statfs, NULL, NULL },
+ [GFS3_OP_FLUSH] = { "FLUSH", GFS3_OP_FLUSH, server_flush, NULL, NULL },
+ [GFS3_OP_FSYNC] = { "FSYNC", GFS3_OP_FSYNC, server_fsync, NULL, NULL },
+ [GFS3_OP_SETXATTR] = { "SETXATTR", GFS3_OP_SETXATTR, server_setxattr, NULL, NULL },
+ [GFS3_OP_GETXATTR] = { "GETXATTR", GFS3_OP_GETXATTR, server_getxattr, NULL, NULL },
+ [GFS3_OP_REMOVEXATTR] = { "REMOVEXATTR", GFS3_OP_REMOVEXATTR, server_removexattr, NULL, NULL },
+ [GFS3_OP_OPENDIR] = { "OPENDIR", GFS3_OP_OPENDIR, server_opendir, NULL, NULL },
+ [GFS3_OP_FSYNCDIR] = { "FSYNCDIR", GFS3_OP_FSYNCDIR, server_fsyncdir, NULL, NULL },
+ [GFS3_OP_ACCESS] = { "ACCESS", GFS3_OP_ACCESS, server_access, NULL, NULL },
+ [GFS3_OP_CREATE] = { "CREATE", GFS3_OP_CREATE, server_create, NULL, NULL },
+ [GFS3_OP_FTRUNCATE] = { "FTRUNCATE", GFS3_OP_FTRUNCATE, server_ftruncate, NULL, NULL },
+ [GFS3_OP_FSTAT] = { "FSTAT", GFS3_OP_FSTAT, server_fstat, NULL, NULL },
+ [GFS3_OP_LK] = { "LK", GFS3_OP_LK, server_lk, NULL, NULL },
+ [GFS3_OP_LOOKUP] = { "LOOKUP", GFS3_OP_LOOKUP, server_lookup, NULL, NULL },
+ [GFS3_OP_READDIR] = { "READDIR", GFS3_OP_READDIR, server_readdir, NULL, NULL },
+ [GFS3_OP_INODELK] = { "INODELK", GFS3_OP_INODELK, server_inodelk, NULL, NULL },
+ [GFS3_OP_FINODELK] = { "FINODELK", GFS3_OP_FINODELK, server_finodelk, NULL, NULL },
+ [GFS3_OP_ENTRYLK] = { "ENTRYLK", GFS3_OP_ENTRYLK, server_entrylk, NULL, NULL },
+ [GFS3_OP_FENTRYLK] = { "FENTRYLK", GFS3_OP_FENTRYLK, server_fentrylk, NULL, NULL },
+ [GFS3_OP_CHECKSUM] = { "CHECKSUM", GFS3_OP_CHECKSUM, server_checksum, NULL, NULL },
+ [GFS3_OP_XATTROP] = { "XATTROP", GFS3_OP_XATTROP, server_xattrop, NULL, NULL },
+ [GFS3_OP_FXATTROP] = { "FXATTROP", GFS3_OP_FXATTROP, server_fxattrop, NULL, NULL },
+ [GFS3_OP_FGETXATTR] = { "FGETXATTR", GFS3_OP_FGETXATTR, server_fgetxattr, NULL, NULL },
+ [GFS3_OP_FSETXATTR] = { "FSETXATTR", GFS3_OP_FSETXATTR, server_fsetxattr, NULL, NULL },
+ [GFS3_OP_RCHECKSUM] = { "RCHECKSUM", GFS3_OP_RCHECKSUM, server_rchecksum, NULL, NULL },
+ [GFS3_OP_SETATTR] = { "SETATTR", GFS3_OP_SETATTR, server_setattr, NULL, NULL },
+ [GFS3_OP_FSETATTR] = { "FSETATTR", GFS3_OP_FSETATTR, server_fsetattr, NULL, NULL },
+ [GFS3_OP_READDIRP] = { "READDIRP", GFS3_OP_READDIRP, server_readdirp, NULL, NULL },
+ [GFS3_OP_RELEASE] = { "RELEASE", GFS3_OP_RELEASE, server_release, NULL, NULL },
+ [GFS3_OP_RELEASEDIR] = { "RELEASEDIR", GFS3_OP_RELEASEDIR, server_releasedir, NULL, NULL },
+};
+
+
+struct rpcsvc_program glusterfs3_1_fop_prog = {
+ .progname = "GlusterFS-3.1.0",
+ .prognum = GLUSTER3_1_FOP_PROGRAM,
+ .progver = GLUSTER3_1_FOP_VERSION,
+ .numactors = GLUSTER3_1_FOP_PROCCNT,
+ .actors = glusterfs3_1_fop_actors,
+ .progport = 7007,
+};