diff options
Diffstat (limited to 'rpc')
72 files changed, 32487 insertions, 0 deletions
diff --git a/rpc/Makefile.am b/rpc/Makefile.am new file mode 100644 index 000000000..ffb76e901 --- /dev/null +++ b/rpc/Makefile.am @@ -0,0 +1 @@ +SUBDIRS = rpc-lib rpc-transport xdr diff --git a/rpc/rpc-lib/Makefile.am b/rpc/rpc-lib/Makefile.am new file mode 100644 index 000000000..af437a64d --- /dev/null +++ b/rpc/rpc-lib/Makefile.am @@ -0,0 +1 @@ +SUBDIRS = src diff --git a/rpc/rpc-lib/src/Makefile.am b/rpc/rpc-lib/src/Makefile.am new file mode 100644 index 000000000..f19c3c8a4 --- /dev/null +++ b/rpc/rpc-lib/src/Makefile.am @@ -0,0 +1,19 @@ +lib_LTLIBRARIES = libgfrpc.la + +libgfrpc_la_SOURCES = auth-unix.c rpcsvc-auth.c rpcsvc.c auth-null.c \ + rpc-transport.c xdr-rpc.c xdr-rpcclnt.c rpc-clnt.c auth-glusterfs.c \ + rpc-drc.c + +libgfrpc_la_LIBADD = $(top_builddir)/libglusterfs/src/libglusterfs.la + +noinst_HEADERS = rpcsvc.h rpc-transport.h xdr-common.h xdr-rpc.h xdr-rpcclnt.h \ + rpc-clnt.h rpcsvc-common.h protocol-common.h rpc-drc.h + +AM_CPPFLAGS = $(GF_CPPFLAGS) -I$(top_srcdir)/libglusterfs/src \ + -I$(top_srcdir)/rpc/xdr/src \ + -DRPC_TRANSPORTDIR=\"$(libdir)/glusterfs/$(PACKAGE_VERSION)/rpc-transport\" \ + -I$(top_srcdir)/contrib/rbtree + +AM_CFLAGS = -Wall $(GF_CFLAGS) + +CLEANFILES = *~ diff --git a/rpc/rpc-lib/src/auth-glusterfs.c b/rpc/rpc-lib/src/auth-glusterfs.c new file mode 100644 index 000000000..db488434c --- /dev/null +++ b/rpc/rpc-lib/src/auth-glusterfs.c @@ -0,0 +1,276 @@ +/* + Copyright (c) 2008-2012 Red Hat, Inc. <http://www.redhat.com> + This file is part of GlusterFS. + + This file is licensed to you under your choice of the GNU Lesser + General Public License, version 3 or any later version (LGPLv3 or + later), or the GNU General Public License, version 2 (GPLv2), in all + cases as published by the Free Software Foundation. +*/ + + + +#ifndef _CONFIG_H +#define _CONFIG_H +#include "config.h" +#endif + +#include "rpcsvc.h" +#include "list.h" +#include "dict.h" +#include "xdr-rpc.h" +#include "xdr-common.h" +#include "rpc-common-xdr.h" + +/* V1 */ + +ssize_t +xdr_to_glusterfs_auth (char *buf, struct auth_glusterfs_parms *req) +{ + XDR xdr; + ssize_t ret = -1; + + if ((!buf) || (!req)) + return -1; + + xdrmem_create (&xdr, buf, sizeof (struct auth_glusterfs_parms), + XDR_DECODE); + if (!xdr_auth_glusterfs_parms (&xdr, req)) { + gf_log ("", GF_LOG_WARNING, + "failed to decode glusterfs parameters"); + ret = -1; + goto ret; + } + + ret = (((size_t)(&xdr)->x_private) - ((size_t)(&xdr)->x_base)); +ret: + return ret; + +} +int +auth_glusterfs_request_init (rpcsvc_request_t *req, void *priv) +{ + if (!req) + return -1; + memset (req->verf.authdata, 0, GF_MAX_AUTH_BYTES); + req->verf.datalen = 0; + req->verf.flavour = AUTH_NULL; + + return 0; +} + +int auth_glusterfs_authenticate (rpcsvc_request_t *req, void *priv) +{ + struct auth_glusterfs_parms au = {0,}; + + int ret = RPCSVC_AUTH_REJECT; + int j = 0; + int i = 0; + int gidcount = 0; + + if (!req) + return ret; + + ret = xdr_to_glusterfs_auth (req->cred.authdata, &au); + if (ret == -1) { + gf_log ("", GF_LOG_WARNING, + "failed to decode glusterfs credentials"); + ret = RPCSVC_AUTH_REJECT; + goto err; + } + + req->pid = au.pid; + req->uid = au.uid; + req->gid = au.gid; + req->lk_owner.len = 8; + { + for (i = 0; i < req->lk_owner.len; i++, j += 8) + req->lk_owner.data[i] = (char)((au.lk_owner >> j) & 0xff); + } + req->auxgidcount = au.ngrps; + + if (req->auxgidcount > 16) { + gf_log ("", GF_LOG_WARNING, + "more than 16 aux gids found, failing authentication"); + ret = RPCSVC_AUTH_REJECT; + goto err; + } + + if (req->auxgidcount > SMALL_GROUP_COUNT) { + req->auxgidlarge = GF_CALLOC(req->auxgidcount, + sizeof(req->auxgids[0]), + gf_common_mt_auxgids); + req->auxgids = req->auxgidlarge; + } else { + req->auxgids = req->auxgidsmall; + } + + if (!req->auxgids) { + gf_log ("auth-glusterfs", GF_LOG_WARNING, + "cannot allocate gid list"); + ret = RPCSVC_AUTH_REJECT; + goto err; + } + + for (gidcount = 0; gidcount < au.ngrps; ++gidcount) + req->auxgids[gidcount] = au.groups[gidcount]; + + RPC_AUTH_ROOT_SQUASH(req); + + gf_log (GF_RPCSVC, GF_LOG_TRACE, "Auth Info: pid: %u, uid: %d" + ", gid: %d, owner: %s", + req->pid, req->uid, req->gid, lkowner_utoa (&req->lk_owner)); + ret = RPCSVC_AUTH_ACCEPT; +err: + return ret; +} + +rpcsvc_auth_ops_t auth_glusterfs_ops = { + .transport_init = NULL, + .request_init = auth_glusterfs_request_init, + .authenticate = auth_glusterfs_authenticate +}; + +rpcsvc_auth_t rpcsvc_auth_glusterfs = { + .authname = "AUTH_GLUSTERFS", + .authnum = AUTH_GLUSTERFS, + .authops = &auth_glusterfs_ops, + .authprivate = NULL +}; + + +rpcsvc_auth_t * +rpcsvc_auth_glusterfs_init (rpcsvc_t *svc, dict_t *options) +{ + return &rpcsvc_auth_glusterfs; +} + +/* V2 */ + +ssize_t +xdr_to_glusterfs_auth_v2 (char *buf, struct auth_glusterfs_parms_v2 *req) +{ + XDR xdr; + ssize_t ret = -1; + + if ((!buf) || (!req)) + return -1; + + xdrmem_create (&xdr, buf, GF_MAX_AUTH_BYTES, XDR_DECODE); + if (!xdr_auth_glusterfs_parms_v2 (&xdr, req)) { + gf_log ("", GF_LOG_WARNING, + "failed to decode glusterfs v2 parameters"); + ret = -1; + goto ret; + } + + ret = (((size_t)(&xdr)->x_private) - ((size_t)(&xdr)->x_base)); +ret: + return ret; + +} +int +auth_glusterfs_v2_request_init (rpcsvc_request_t *req, void *priv) +{ + if (!req) + return -1; + memset (req->verf.authdata, 0, GF_MAX_AUTH_BYTES); + req->verf.datalen = 0; + req->verf.flavour = AUTH_NULL; + + return 0; +} + +int auth_glusterfs_v2_authenticate (rpcsvc_request_t *req, void *priv) +{ + struct auth_glusterfs_parms_v2 au = {0,}; + int ret = RPCSVC_AUTH_REJECT; + int i = 0; + + if (!req) + return ret; + + ret = xdr_to_glusterfs_auth_v2 (req->cred.authdata, &au); + if (ret == -1) { + gf_log ("", GF_LOG_WARNING, + "failed to decode glusterfs credentials"); + ret = RPCSVC_AUTH_REJECT; + goto err; + } + + req->pid = au.pid; + req->uid = au.uid; + req->gid = au.gid; + req->lk_owner.len = au.lk_owner.lk_owner_len; + req->auxgidcount = au.groups.groups_len; + + if (req->auxgidcount > GF_MAX_AUX_GROUPS) { + gf_log ("", GF_LOG_WARNING, + "more than max aux gids found (%d) , truncating it " + "to %d and continuing", au.groups.groups_len, + GF_MAX_AUX_GROUPS); + req->auxgidcount = GF_MAX_AUX_GROUPS; + } + + if (req->lk_owner.len > GF_MAX_LOCK_OWNER_LEN) { + gf_log ("", GF_LOG_WARNING, + "lkowner field > 1k, failing authentication"); + ret = RPCSVC_AUTH_REJECT; + goto err; + } + + if (req->auxgidcount > SMALL_GROUP_COUNT) { + req->auxgidlarge = GF_CALLOC(req->auxgidcount, + sizeof(req->auxgids[0]), + gf_common_mt_auxgids); + req->auxgids = req->auxgidlarge; + } else { + req->auxgids = req->auxgidsmall; + } + + if (!req->auxgids) { + gf_log ("auth-glusterfs-v2", GF_LOG_WARNING, + "cannot allocate gid list"); + ret = RPCSVC_AUTH_REJECT; + goto err; + } + + for (i = 0; i < req->auxgidcount; ++i) + req->auxgids[i] = au.groups.groups_val[i]; + + for (i = 0; i < au.lk_owner.lk_owner_len; ++i) + req->lk_owner.data[i] = au.lk_owner.lk_owner_val[i]; + + RPC_AUTH_ROOT_SQUASH(req); + + gf_log (GF_RPCSVC, GF_LOG_TRACE, "Auth Info: pid: %u, uid: %d" + ", gid: %d, owner: %s", + req->pid, req->uid, req->gid, lkowner_utoa (&req->lk_owner)); + ret = RPCSVC_AUTH_ACCEPT; +err: + /* TODO: instead use alloca() for these variables */ + free (au.groups.groups_val); + free (au.lk_owner.lk_owner_val); + + return ret; +} + +rpcsvc_auth_ops_t auth_glusterfs_ops_v2 = { + .transport_init = NULL, + .request_init = auth_glusterfs_v2_request_init, + .authenticate = auth_glusterfs_v2_authenticate +}; + +rpcsvc_auth_t rpcsvc_auth_glusterfs_v2 = { + .authname = "AUTH_GLUSTERFS-v2", + .authnum = AUTH_GLUSTERFS_v2, + .authops = &auth_glusterfs_ops_v2, + .authprivate = NULL +}; + + +rpcsvc_auth_t * +rpcsvc_auth_glusterfs_v2_init (rpcsvc_t *svc, dict_t *options) +{ + return &rpcsvc_auth_glusterfs_v2; +} diff --git a/rpc/rpc-lib/src/auth-null.c b/rpc/rpc-lib/src/auth-null.c new file mode 100644 index 000000000..ebdcc8ff8 --- /dev/null +++ b/rpc/rpc-lib/src/auth-null.c @@ -0,0 +1,61 @@ +/* + Copyright (c) 2008-2012 Red Hat, Inc. <http://www.redhat.com> + This file is part of GlusterFS. + + This file is licensed to you under your choice of the GNU Lesser + General Public License, version 3 or any later version (LGPLv3 or + later), or the GNU General Public License, version 2 (GPLv2), in all + cases as published by the Free Software Foundation. +*/ + + +#ifndef _CONFIG_H +#define _CONFIG_H +#include "config.h" +#endif + +#include "rpcsvc.h" +#include "list.h" +#include "dict.h" + + +int +auth_null_request_init (rpcsvc_request_t *req, void *priv) +{ + if (!req) + return -1; + + memset (req->cred.authdata, 0, GF_MAX_AUTH_BYTES); + req->cred.datalen = 0; + + memset (req->verf.authdata, 0, GF_MAX_AUTH_BYTES); + req->verf.datalen = 0; + + return 0; +} + +int auth_null_authenticate (rpcsvc_request_t *req, void *priv) +{ + /* Always succeed. */ + return RPCSVC_AUTH_ACCEPT; +} + +rpcsvc_auth_ops_t auth_null_ops = { + .transport_init = NULL, + .request_init = auth_null_request_init, + .authenticate = auth_null_authenticate +}; + +rpcsvc_auth_t rpcsvc_auth_null = { + .authname = "AUTH_NULL", + .authnum = AUTH_NULL, + .authops = &auth_null_ops, + .authprivate = NULL +}; + + +rpcsvc_auth_t * +rpcsvc_auth_null_init (rpcsvc_t *svc, dict_t *options) +{ + return &rpcsvc_auth_null; +} diff --git a/rpc/rpc-lib/src/auth-unix.c b/rpc/rpc-lib/src/auth-unix.c new file mode 100644 index 000000000..fa5f0576e --- /dev/null +++ b/rpc/rpc-lib/src/auth-unix.c @@ -0,0 +1,83 @@ +/* + Copyright (c) 2008-2012 Red Hat, Inc. <http://www.redhat.com> + This file is part of GlusterFS. + + This file is licensed to you under your choice of the GNU Lesser + General Public License, version 3 or any later version (LGPLv3 or + later), or the GNU General Public License, version 2 (GPLv2), in all + cases as published by the Free Software Foundation. +*/ + + + +#ifndef _CONFIG_H +#define _CONFIG_H +#include "config.h" +#endif + +#include "rpcsvc.h" +#include "list.h" +#include "dict.h" +#include "xdr-rpc.h" + + +int +auth_unix_request_init (rpcsvc_request_t *req, void *priv) +{ + if (!req) + return -1; + memset (req->verf.authdata, 0, GF_MAX_AUTH_BYTES); + req->verf.datalen = 0; + req->verf.flavour = AUTH_NULL; + + return 0; +} + +int auth_unix_authenticate (rpcsvc_request_t *req, void *priv) +{ + int ret = RPCSVC_AUTH_REJECT; + struct authunix_parms aup; + char machname[MAX_MACHINE_NAME]; + + if (!req) + return ret; + + req->auxgids = req->auxgidsmall; + ret = xdr_to_auth_unix_cred (req->cred.authdata, req->cred.datalen, + &aup, machname, req->auxgids); + if (ret == -1) { + gf_log ("", GF_LOG_WARNING, "failed to decode unix credentials"); + ret = RPCSVC_AUTH_REJECT; + goto err; + } + + req->uid = aup.aup_uid; + req->gid = aup.aup_gid; + req->auxgidcount = aup.aup_len; + + gf_log (GF_RPCSVC, GF_LOG_TRACE, "Auth Info: machine name: %s, uid: %d" + ", gid: %d", machname, req->uid, req->gid); + ret = RPCSVC_AUTH_ACCEPT; +err: + return ret; +} + +rpcsvc_auth_ops_t auth_unix_ops = { + .transport_init = NULL, + .request_init = auth_unix_request_init, + .authenticate = auth_unix_authenticate +}; + +rpcsvc_auth_t rpcsvc_auth_unix = { + .authname = "AUTH_UNIX", + .authnum = AUTH_UNIX, + .authops = &auth_unix_ops, + .authprivate = NULL +}; + + +rpcsvc_auth_t * +rpcsvc_auth_unix_init (rpcsvc_t *svc, dict_t *options) +{ + return &rpcsvc_auth_unix; +} diff --git a/rpc/rpc-lib/src/protocol-common.h b/rpc/rpc-lib/src/protocol-common.h new file mode 100644 index 000000000..8bef906cc --- /dev/null +++ b/rpc/rpc-lib/src/protocol-common.h @@ -0,0 +1,264 @@ +/* + Copyright (c) 2008-2012 Red Hat, Inc. <http://www.redhat.com> + This file is part of GlusterFS. + + This file is licensed to you under your choice of the GNU Lesser + General Public License, version 3 or any later version (LGPLv3 or + later), or the GNU General Public License, version 2 (GPLv2), in all + cases as published by the Free Software Foundation. +*/ + +#ifndef _PROTOCOL_COMMON_H +#define _PROTOCOL_COMMON_H + +enum gf_fop_procnum { + GFS3_OP_NULL, /* 0 */ + GFS3_OP_STAT, + GFS3_OP_READLINK, + GFS3_OP_MKNOD, + GFS3_OP_MKDIR, + GFS3_OP_UNLINK, + GFS3_OP_RMDIR, + GFS3_OP_SYMLINK, + GFS3_OP_RENAME, + GFS3_OP_LINK, + GFS3_OP_TRUNCATE, + GFS3_OP_OPEN, + GFS3_OP_READ, + GFS3_OP_WRITE, + GFS3_OP_STATFS, + GFS3_OP_FLUSH, + GFS3_OP_FSYNC, + GFS3_OP_SETXATTR, + GFS3_OP_GETXATTR, + GFS3_OP_REMOVEXATTR, + GFS3_OP_OPENDIR, + GFS3_OP_FSYNCDIR, + GFS3_OP_ACCESS, + GFS3_OP_CREATE, + GFS3_OP_FTRUNCATE, + GFS3_OP_FSTAT, + GFS3_OP_LK, + GFS3_OP_LOOKUP, + GFS3_OP_READDIR, + GFS3_OP_INODELK, + GFS3_OP_FINODELK, + GFS3_OP_ENTRYLK, + GFS3_OP_FENTRYLK, + GFS3_OP_XATTROP, + GFS3_OP_FXATTROP, + GFS3_OP_FGETXATTR, + GFS3_OP_FSETXATTR, + GFS3_OP_RCHECKSUM, + GFS3_OP_SETATTR, + GFS3_OP_FSETATTR, + GFS3_OP_READDIRP, + GFS3_OP_RELEASE, + GFS3_OP_RELEASEDIR, + GFS3_OP_FREMOVEXATTR, + GFS3_OP_FALLOCATE, + GFS3_OP_DISCARD, + GFS3_OP_ZEROFILL, + GFS3_OP_MAXVALUE, +} ; + +enum gf_handshake_procnum { + GF_HNDSK_NULL, + GF_HNDSK_SETVOLUME, + GF_HNDSK_GETSPEC, + GF_HNDSK_PING, + GF_HNDSK_SET_LK_VER, + GF_HNDSK_EVENT_NOTIFY, + GF_HNDSK_MAXVALUE, +}; + +enum gf_pmap_procnum { + GF_PMAP_NULL = 0, + GF_PMAP_PORTBYBRICK, + GF_PMAP_BRICKBYPORT, + GF_PMAP_SIGNUP, + GF_PMAP_SIGNIN, + GF_PMAP_SIGNOUT, + GF_PMAP_MAXVALUE, +}; + +enum gf_pmap_port_type { + GF_PMAP_PORT_FREE = 0, + GF_PMAP_PORT_FOREIGN, + GF_PMAP_PORT_LEASED, + GF_PMAP_PORT_NONE, + GF_PMAP_PORT_BRICKSERVER, +}; +typedef enum gf_pmap_port_type gf_pmap_port_type_t; + +enum gf_probe_resp { + GF_PROBE_SUCCESS, + GF_PROBE_LOCALHOST, + GF_PROBE_FRIEND, + GF_PROBE_ANOTHER_CLUSTER, + GF_PROBE_VOLUME_CONFLICT, + GF_PROBE_SAME_UUID, + GF_PROBE_UNKNOWN_PEER, + GF_PROBE_ADD_FAILED, + GF_PROBE_QUORUM_NOT_MET +}; + +enum gf_deprobe_resp { + GF_DEPROBE_SUCCESS, + GF_DEPROBE_LOCALHOST, + GF_DEPROBE_NOT_FRIEND, + GF_DEPROBE_BRICK_EXIST, + GF_DEPROBE_FRIEND_DOWN, + GF_DEPROBE_QUORUM_NOT_MET, +}; + +enum gf_cbk_procnum { + GF_CBK_NULL = 0, + GF_CBK_FETCHSPEC, + GF_CBK_INO_FLUSH, + GF_CBK_EVENT_NOTIFY, + GF_CBK_MAXVALUE, +}; + +enum gluster_cli_procnum { + GLUSTER_CLI_NULL, /* 0 */ + GLUSTER_CLI_PROBE, + GLUSTER_CLI_DEPROBE, + GLUSTER_CLI_LIST_FRIENDS, + GLUSTER_CLI_CREATE_VOLUME, + GLUSTER_CLI_GET_VOLUME, + GLUSTER_CLI_GET_NEXT_VOLUME, + GLUSTER_CLI_DELETE_VOLUME, + GLUSTER_CLI_START_VOLUME, + GLUSTER_CLI_STOP_VOLUME, + GLUSTER_CLI_RENAME_VOLUME, + GLUSTER_CLI_DEFRAG_VOLUME, + GLUSTER_CLI_SET_VOLUME, + GLUSTER_CLI_ADD_BRICK, + GLUSTER_CLI_REMOVE_BRICK, + GLUSTER_CLI_REPLACE_BRICK, + GLUSTER_CLI_LOG_ROTATE, + GLUSTER_CLI_GETSPEC, + GLUSTER_CLI_PMAP_PORTBYBRICK, + GLUSTER_CLI_SYNC_VOLUME, + GLUSTER_CLI_RESET_VOLUME, + GLUSTER_CLI_FSM_LOG, + GLUSTER_CLI_GSYNC_SET, + GLUSTER_CLI_PROFILE_VOLUME, + GLUSTER_CLI_QUOTA, + GLUSTER_CLI_TOP_VOLUME, + GLUSTER_CLI_GETWD, + GLUSTER_CLI_STATUS_VOLUME, + GLUSTER_CLI_STATUS_ALL, + GLUSTER_CLI_MOUNT, + GLUSTER_CLI_UMOUNT, + GLUSTER_CLI_HEAL_VOLUME, + GLUSTER_CLI_STATEDUMP_VOLUME, + GLUSTER_CLI_LIST_VOLUME, + GLUSTER_CLI_CLRLOCKS_VOLUME, + GLUSTER_CLI_UUID_RESET, + GLUSTER_CLI_UUID_GET, + GLUSTER_CLI_COPY_FILE, + GLUSTER_CLI_SYS_EXEC, + GLUSTER_CLI_SNAP, + GLUSTER_CLI_MAXVALUE, +}; + +enum glusterd_mgmt_procnum { + GLUSTERD_MGMT_NULL, /* 0 */ + GLUSTERD_MGMT_CLUSTER_LOCK, + GLUSTERD_MGMT_CLUSTER_UNLOCK, + GLUSTERD_MGMT_STAGE_OP, + GLUSTERD_MGMT_COMMIT_OP, + GLUSTERD_MGMT_MAXVALUE, +}; + +enum glusterd_friend_procnum { + GLUSTERD_FRIEND_NULL, /* 0 */ + GLUSTERD_PROBE_QUERY, + GLUSTERD_FRIEND_ADD, + GLUSTERD_FRIEND_REMOVE, + GLUSTERD_FRIEND_UPDATE, + GLUSTERD_FRIEND_MAXVALUE, +}; + +enum glusterd_brick_procnum { + GLUSTERD_BRICK_NULL, /* 0 */ + GLUSTERD_BRICK_TERMINATE, + GLUSTERD_BRICK_XLATOR_INFO, + GLUSTERD_BRICK_XLATOR_OP, + GLUSTERD_BRICK_STATUS, + GLUSTERD_BRICK_OP, + GLUSTERD_BRICK_XLATOR_DEFRAG, + GLUSTERD_NODE_PROFILE, + GLUSTERD_NODE_STATUS, + GLUSTERD_VOLUME_BARRIER_OP, + GLUSTERD_BRICK_MAXVALUE, +}; + +enum glusterd_mgmt_hndsk_procnum { + GD_MGMT_HNDSK_NULL, + GD_MGMT_HNDSK_VERSIONS, + GD_MGMT_HNDSK_VERSIONS_ACK, + GD_MGMT_HNDSK_MAXVALUE, +}; + +typedef enum { + GF_AFR_OP_INVALID, + GF_AFR_OP_HEAL_INDEX, + GF_AFR_OP_HEAL_FULL, + GF_AFR_OP_INDEX_SUMMARY, + GF_AFR_OP_HEALED_FILES, + GF_AFR_OP_HEAL_FAILED_FILES, + GF_AFR_OP_SPLIT_BRAIN_FILES, + GF_AFR_OP_STATISTICS, + GF_AFR_OP_STATISTICS_HEAL_COUNT, + GF_AFR_OP_STATISTICS_HEAL_COUNT_PER_REPLICA, +} gf_xl_afr_op_t ; + +enum glusterd_mgmt_v3_procnum { + GLUSTERD_MGMT_V3_NULL, /* 0 */ + GLUSTERD_MGMT_V3_LOCK, + GLUSTERD_MGMT_V3_PRE_VALIDATE, + GLUSTERD_MGMT_V3_BRICK_OP, + GLUSTERD_MGMT_V3_COMMIT, + GLUSTERD_MGMT_V3_POST_VALIDATE, + GLUSTERD_MGMT_V3_UNLOCK, + GLUSTERD_MGMT_V3_MAXVALUE, +}; + +#define GLUSTER_HNDSK_PROGRAM 14398633 /* Completely random */ +#define GLUSTER_HNDSK_VERSION 2 /* 0.0.2 */ + +#define GLUSTER_PMAP_PROGRAM 34123456 +#define GLUSTER_PMAP_VERSION 1 + +#define GLUSTER_CBK_PROGRAM 52743234 /* Completely random */ +#define GLUSTER_CBK_VERSION 1 /* 0.0.1 */ + +#define GLUSTER_FOP_PROGRAM 1298437 /* Completely random */ +#define GLUSTER_FOP_VERSION 330 /* 3.3.0 */ +#define GLUSTER_FOP_PROCCNT GFS3_OP_MAXVALUE + +/* Second version */ +#define GD_MGMT_PROGRAM 1238433 /* Completely random */ +#define GD_MGMT_VERSION 2 /* 0.0.2 */ + +#define GD_FRIEND_PROGRAM 1238437 /* Completely random */ +#define GD_FRIEND_VERSION 2 /* 0.0.2 */ + +#define GLUSTER_CLI_PROGRAM 1238463 /* Completely random */ +#define GLUSTER_CLI_VERSION 2 /* 0.0.2 */ + +#define GD_BRICK_PROGRAM 4867634 /*Completely random*/ +#define GD_BRICK_VERSION 2 + +/* Third version */ +#define GD_MGMT_V3_PROGRAM 2210013 /* Completely random */ +#define GD_MGMT_V3_VERSION 3 + +/* OP-VERSION handshake */ +#define GD_MGMT_HNDSK_PROGRAM 1239873 /* Completely random */ +#define GD_MGMT_HNDSK_VERSION 1 + +#endif /* !_PROTOCOL_COMMON_H */ diff --git a/rpc/rpc-lib/src/rpc-clnt.c b/rpc/rpc-lib/src/rpc-clnt.c new file mode 100644 index 000000000..ac98a5c91 --- /dev/null +++ b/rpc/rpc-lib/src/rpc-clnt.c @@ -0,0 +1,1700 @@ +/* + Copyright (c) 2008-2012 Red Hat, Inc. <http://www.redhat.com> + This file is part of GlusterFS. + + This file is licensed to you under your choice of the GNU Lesser + General Public License, version 3 or any later version (LGPLv3 or + later), or the GNU General Public License, version 2 (GPLv2), in all + cases as published by the Free Software Foundation. +*/ + + +#ifndef _CONFIG_H +#define _CONFIG_H +#include "config.h" +#endif + +#define RPC_CLNT_DEFAULT_REQUEST_COUNT 512 + +#include "rpc-clnt.h" +#include "byte-order.h" +#include "xdr-rpcclnt.h" +#include "rpc-transport.h" +#include "protocol-common.h" +#include "mem-pool.h" +#include "xdr-rpc.h" +#include "rpc-common-xdr.h" + +void +rpc_clnt_reply_deinit (struct rpc_req *req, struct mem_pool *pool); + +uint64_t +rpc_clnt_new_callid (struct rpc_clnt *clnt) +{ + uint64_t callid = 0; + + pthread_mutex_lock (&clnt->lock); + { + callid = ++clnt->xid; + } + pthread_mutex_unlock (&clnt->lock); + + return callid; +} + + +struct saved_frame * +__saved_frames_get_timedout (struct saved_frames *frames, uint32_t timeout, + struct timeval *current) +{ + struct saved_frame *bailout_frame = NULL, *tmp = NULL; + + if (!list_empty(&frames->sf.list)) { + tmp = list_entry (frames->sf.list.next, typeof (*tmp), list); + if ((tmp->saved_at.tv_sec + timeout) < current->tv_sec) { + bailout_frame = tmp; + list_del_init (&bailout_frame->list); + frames->count--; + } + } + + return bailout_frame; +} + +static int +_is_lock_fop (struct saved_frame *sframe) +{ + int fop = 0; + + if (SFRAME_GET_PROGNUM (sframe) == GLUSTER_FOP_PROGRAM && + SFRAME_GET_PROGVER (sframe) == GLUSTER_FOP_VERSION) + fop = SFRAME_GET_PROCNUM (sframe); + + return ((fop == GFS3_OP_LK) || + (fop == GFS3_OP_INODELK) || + (fop == GFS3_OP_FINODELK) || + (fop == GFS3_OP_ENTRYLK) || + (fop == GFS3_OP_FENTRYLK)); +} + +struct saved_frame * +__saved_frames_put (struct saved_frames *frames, void *frame, + struct rpc_req *rpcreq) +{ + struct saved_frame *saved_frame = NULL; + + saved_frame = mem_get (rpcreq->conn->rpc_clnt->saved_frames_pool); + if (!saved_frame) { + goto out; + } + /* THIS should be saved and set back */ + + memset (saved_frame, 0, sizeof (*saved_frame)); + INIT_LIST_HEAD (&saved_frame->list); + + saved_frame->capital_this = THIS; + saved_frame->frame = frame; + saved_frame->rpcreq = rpcreq; + gettimeofday (&saved_frame->saved_at, NULL); + + if (_is_lock_fop (saved_frame)) + list_add_tail (&saved_frame->list, &frames->lk_sf.list); + else + list_add_tail (&saved_frame->list, &frames->sf.list); + + frames->count++; + +out: + return saved_frame; +} + + +void +saved_frames_delete (struct saved_frame *saved_frame, + rpc_clnt_connection_t *conn) +{ + GF_VALIDATE_OR_GOTO ("rpc-clnt", saved_frame, out); + GF_VALIDATE_OR_GOTO ("rpc-clnt", conn, out); + + pthread_mutex_lock (&conn->lock); + { + list_del_init (&saved_frame->list); + conn->saved_frames->count--; + } + pthread_mutex_unlock (&conn->lock); + + if (saved_frame->rpcreq != NULL) { + rpc_clnt_reply_deinit (saved_frame->rpcreq, + conn->rpc_clnt->reqpool); + } + + mem_put (saved_frame); +out: + return; +} + + +static void +call_bail (void *data) +{ + struct rpc_clnt *clnt = NULL; + rpc_clnt_connection_t *conn = NULL; + struct timeval current; + struct list_head list; + struct saved_frame *saved_frame = NULL; + struct saved_frame *trav = NULL; + struct saved_frame *tmp = NULL; + char frame_sent[256] = {0,}; + struct timespec timeout = {0,}; + struct iovec iov = {0,}; + + GF_VALIDATE_OR_GOTO ("client", data, out); + + clnt = data; + + conn = &clnt->conn; + + gettimeofday (¤t, NULL); + INIT_LIST_HEAD (&list); + + pthread_mutex_lock (&conn->lock); + { + /* Chaining to get call-always functionality from + call-once timer */ + if (conn->timer) { + timeout.tv_sec = 10; + timeout.tv_nsec = 0; + + gf_timer_call_cancel (clnt->ctx, conn->timer); + conn->timer = gf_timer_call_after (clnt->ctx, + timeout, + call_bail, + (void *) clnt); + + if (conn->timer == NULL) { + gf_log (conn->trans->name, GF_LOG_WARNING, + "Cannot create bailout timer for %s", + conn->trans->peerinfo.identifier); + } + } + + do { + saved_frame = + __saved_frames_get_timedout (conn->saved_frames, + conn->frame_timeout, + ¤t); + if (saved_frame) + list_add (&saved_frame->list, &list); + + } while (saved_frame); + } + pthread_mutex_unlock (&conn->lock); + + list_for_each_entry_safe (trav, tmp, &list, list) { + gf_time_fmt (frame_sent, sizeof frame_sent, + trav->saved_at.tv_sec, gf_timefmt_FT); + snprintf (frame_sent + strlen (frame_sent), + 256 - strlen (frame_sent), + ".%"GF_PRI_SUSECONDS, trav->saved_at.tv_usec); + + gf_log (conn->trans->name, GF_LOG_ERROR, + "bailing out frame type(%s) op(%s(%d)) xid = 0x%x " + "sent = %s. timeout = %d for %s", + trav->rpcreq->prog->progname, + (trav->rpcreq->prog->procnames) ? + trav->rpcreq->prog->procnames[trav->rpcreq->procnum] : + "--", + trav->rpcreq->procnum, trav->rpcreq->xid, frame_sent, + conn->frame_timeout, conn->trans->peerinfo.identifier); + + clnt = rpc_clnt_ref (clnt); + trav->rpcreq->rpc_status = -1; + trav->rpcreq->cbkfn (trav->rpcreq, &iov, 1, trav->frame); + + rpc_clnt_reply_deinit (trav->rpcreq, clnt->reqpool); + clnt = rpc_clnt_unref (clnt); + list_del_init (&trav->list); + mem_put (trav); + } +out: + return; +} + + +/* to be called with conn->lock held */ +struct saved_frame * +__save_frame (struct rpc_clnt *rpc_clnt, call_frame_t *frame, + struct rpc_req *rpcreq) +{ + rpc_clnt_connection_t *conn = NULL; + struct timespec timeout = {0, }; + struct saved_frame *saved_frame = NULL; + + conn = &rpc_clnt->conn; + + saved_frame = __saved_frames_put (conn->saved_frames, frame, rpcreq); + + if (saved_frame == NULL) { + goto out; + } + + /* TODO: make timeout configurable */ + if (conn->timer == NULL) { + timeout.tv_sec = 10; + timeout.tv_nsec = 0; + conn->timer = gf_timer_call_after (rpc_clnt->ctx, + timeout, + call_bail, + (void *) rpc_clnt); + } + +out: + return saved_frame; +} + + +struct saved_frames * +saved_frames_new (void) +{ + struct saved_frames *saved_frames = NULL; + + saved_frames = GF_CALLOC (1, sizeof (*saved_frames), + gf_common_mt_rpcclnt_savedframe_t); + if (!saved_frames) { + return NULL; + } + + INIT_LIST_HEAD (&saved_frames->sf.list); + INIT_LIST_HEAD (&saved_frames->lk_sf.list); + + return saved_frames; +} + + +int +__saved_frame_copy (struct saved_frames *frames, int64_t callid, + struct saved_frame *saved_frame) +{ + struct saved_frame *tmp = NULL; + int ret = -1; + + if (!saved_frame) { + ret = 0; + goto out; + } + + list_for_each_entry (tmp, &frames->sf.list, list) { + if (tmp->rpcreq->xid == callid) { + *saved_frame = *tmp; + ret = 0; + goto out; + } + } + + list_for_each_entry (tmp, &frames->lk_sf.list, list) { + if (tmp->rpcreq->xid == callid) { + *saved_frame = *tmp; + ret = 0; + goto out; + } + } + +out: + return ret; +} + + +struct saved_frame * +__saved_frame_get (struct saved_frames *frames, int64_t callid) +{ + struct saved_frame *saved_frame = NULL; + struct saved_frame *tmp = NULL; + + list_for_each_entry (tmp, &frames->sf.list, list) { + if (tmp->rpcreq->xid == callid) { + list_del_init (&tmp->list); + frames->count--; + saved_frame = tmp; + goto out; + } + } + + list_for_each_entry (tmp, &frames->lk_sf.list, list) { + if (tmp->rpcreq->xid == callid) { + list_del_init (&tmp->list); + frames->count--; + saved_frame = tmp; + goto out; + } + } + +out: + if (saved_frame) { + THIS = saved_frame->capital_this; + } + + return saved_frame; +} + + +void +saved_frames_unwind (struct saved_frames *saved_frames) +{ + struct saved_frame *trav = NULL; + struct saved_frame *tmp = NULL; + char timestr[1024] = {0,}; + struct iovec iov = {0,}; + + list_splice_init (&saved_frames->lk_sf.list, &saved_frames->sf.list); + + list_for_each_entry_safe (trav, tmp, &saved_frames->sf.list, list) { + gf_time_fmt (timestr, sizeof timestr, + trav->saved_at.tv_sec, gf_timefmt_FT); + snprintf (timestr + strlen (timestr), + sizeof(timestr) - strlen (timestr), + ".%"GF_PRI_SUSECONDS, trav->saved_at.tv_usec); + + if (!trav->rpcreq || !trav->rpcreq->prog) + continue; + + gf_log_callingfn (trav->rpcreq->conn->trans->name, + GF_LOG_ERROR, + "forced unwinding frame type(%s) op(%s(%d)) " + "called at %s (xid=0x%x)", + trav->rpcreq->prog->progname, + ((trav->rpcreq->prog->procnames) ? + trav->rpcreq->prog->procnames[trav->rpcreq->procnum] + : "--"), + trav->rpcreq->procnum, timestr, + trav->rpcreq->xid); + saved_frames->count--; + + trav->rpcreq->rpc_status = -1; + trav->rpcreq->cbkfn (trav->rpcreq, &iov, 1, trav->frame); + + rpc_clnt_reply_deinit (trav->rpcreq, + trav->rpcreq->conn->rpc_clnt->reqpool); + + list_del_init (&trav->list); + mem_put (trav); + } +} + + +void +saved_frames_destroy (struct saved_frames *frames) +{ + if (!frames) + return; + + saved_frames_unwind (frames); + + GF_FREE (frames); +} + + +void +rpc_clnt_reconnect (void *trans_ptr) +{ + rpc_transport_t *trans = NULL; + rpc_clnt_connection_t *conn = NULL; + struct timespec ts = {0, 0}; + int32_t ret = 0; + struct rpc_clnt *clnt = NULL; + + trans = trans_ptr; + if (!trans || !trans->mydata) + return; + + conn = trans->mydata; + clnt = conn->rpc_clnt; + + pthread_mutex_lock (&conn->lock); + { + if (conn->reconnect) + gf_timer_call_cancel (clnt->ctx, + conn->reconnect); + conn->reconnect = 0; + + if (conn->connected == 0) { + ts.tv_sec = 3; + ts.tv_nsec = 0; + + gf_log (trans->name, GF_LOG_TRACE, + "attempting reconnect"); + ret = rpc_transport_connect (trans, + conn->config.remote_port); + conn->reconnect = + gf_timer_call_after (clnt->ctx, ts, + rpc_clnt_reconnect, + trans); + } else { + gf_log (trans->name, GF_LOG_TRACE, + "breaking reconnect chain"); + } + } + pthread_mutex_unlock (&conn->lock); + + if ((ret == -1) && (errno != EINPROGRESS) && (clnt->notifyfn)) { + clnt->notifyfn (clnt, clnt->mydata, RPC_CLNT_DISCONNECT, NULL); + } + + return; +} + + +int +rpc_clnt_fill_request_info (struct rpc_clnt *clnt, rpc_request_info_t *info) +{ + struct saved_frame saved_frame; + int ret = -1; + + pthread_mutex_lock (&clnt->conn.lock); + { + ret = __saved_frame_copy (clnt->conn.saved_frames, info->xid, + &saved_frame); + } + pthread_mutex_unlock (&clnt->conn.lock); + + if (ret == -1) { + gf_log (clnt->conn.trans->name, GF_LOG_CRITICAL, + "cannot lookup the saved " + "frame corresponding to xid (%d)", info->xid); + goto out; + } + + info->prognum = saved_frame.rpcreq->prog->prognum; + info->procnum = saved_frame.rpcreq->procnum; + info->progver = saved_frame.rpcreq->prog->progver; + info->rpc_req = saved_frame.rpcreq; + info->rsp = saved_frame.rsp; + + ret = 0; +out: + return ret; +} + +int +rpc_clnt_reconnect_cleanup (rpc_clnt_connection_t *conn) +{ + struct rpc_clnt *clnt = NULL; + + if (!conn) { + goto out; + } + + clnt = conn->rpc_clnt; + + pthread_mutex_lock (&conn->lock); + { + + if (conn->reconnect) { + gf_timer_call_cancel (clnt->ctx, conn->reconnect); + conn->reconnect = NULL; + } + + } + pthread_mutex_unlock (&conn->lock); + +out: + return 0; +} + +/* + * client_protocol_cleanup - cleanup function + * @trans: transport object + * + */ +int +rpc_clnt_connection_cleanup (rpc_clnt_connection_t *conn) +{ + struct saved_frames *saved_frames = NULL; + struct rpc_clnt *clnt = NULL; + + if (!conn) { + goto out; + } + + clnt = conn->rpc_clnt; + + gf_log (conn->trans->name, GF_LOG_TRACE, + "cleaning up state in transport object %p", conn->trans); + + pthread_mutex_lock (&conn->lock); + { + saved_frames = conn->saved_frames; + conn->saved_frames = saved_frames_new (); + + /* bailout logic cleanup */ + if (conn->timer) { + gf_timer_call_cancel (clnt->ctx, conn->timer); + conn->timer = NULL; + } + + conn->connected = 0; + + if (conn->ping_timer) { + gf_timer_call_cancel (clnt->ctx, conn->ping_timer); + conn->ping_timer = NULL; + conn->ping_started = 0; + } + } + pthread_mutex_unlock (&conn->lock); + + saved_frames_destroy (saved_frames); + +out: + return 0; +} + +/* + * lookup_frame - lookup call frame corresponding to a given callid + * @trans: transport object + * @callid: call id of the frame + * + * not for external reference + */ + +static struct saved_frame * +lookup_frame (rpc_clnt_connection_t *conn, int64_t callid) +{ + struct saved_frame *frame = NULL; + + pthread_mutex_lock (&conn->lock); + { + frame = __saved_frame_get (conn->saved_frames, callid); + } + pthread_mutex_unlock (&conn->lock); + + return frame; +} + + +int +rpc_clnt_reply_fill (rpc_transport_pollin_t *msg, + rpc_clnt_connection_t *conn, + struct rpc_msg *replymsg, struct iovec progmsg, + struct rpc_req *req, + struct saved_frame *saved_frame) +{ + int ret = -1; + + if ((!conn) || (!replymsg)|| (!req) || (!saved_frame) || (!msg)) { + goto out; + } + + req->rpc_status = 0; + if ((rpc_reply_status (replymsg) == MSG_DENIED) + || (rpc_accepted_reply_status (replymsg) != SUCCESS)) { + req->rpc_status = -1; + } + + req->rsp[0] = progmsg; + req->rsp_iobref = iobref_ref (msg->iobref); + + if (msg->vectored) { + req->rsp[1] = msg->vector[1]; + req->rspcnt = 2; + } else { + req->rspcnt = 1; + } + + /* By this time, the data bytes for the auth scheme would have already + * been copied into the required sections of the req structure, + * we just need to fill in the meta-data about it now. + */ + if (req->rpc_status == 0) { + /* + * req->verf.flavour = rpc_reply_verf_flavour (replymsg); + * req->verf.datalen = rpc_reply_verf_len (replymsg); + */ + } + + ret = 0; + +out: + return ret; +} + + +void +rpc_clnt_reply_deinit (struct rpc_req *req, struct mem_pool *pool) +{ + if (!req) { + goto out; + } + + if (req->rsp_iobref) { + iobref_unref (req->rsp_iobref); + } + + mem_put (req); +out: + return; +} + + +/* TODO: use mem-pool for allocating requests */ +int +rpc_clnt_reply_init (rpc_clnt_connection_t *conn, rpc_transport_pollin_t *msg, + struct rpc_req *req, struct saved_frame *saved_frame) +{ + char *msgbuf = NULL; + struct rpc_msg rpcmsg; + struct iovec progmsg; /* RPC Program payload */ + size_t msglen = 0; + int ret = -1; + + msgbuf = msg->vector[0].iov_base; + msglen = msg->vector[0].iov_len; + + ret = xdr_to_rpc_reply (msgbuf, msglen, &rpcmsg, &progmsg, + req->verf.authdata); + if (ret != 0) { + gf_log (conn->trans->name, GF_LOG_WARNING, + "RPC reply decoding failed"); + goto out; + } + + ret = rpc_clnt_reply_fill (msg, conn, &rpcmsg, progmsg, req, + saved_frame); + if (ret != 0) { + goto out; + } + + gf_log (conn->trans->name, GF_LOG_TRACE, + "received rpc message (RPC XID: 0x%x" + " Program: %s, ProgVers: %d, Proc: %d) from rpc-transport (%s)", + saved_frame->rpcreq->xid, + saved_frame->rpcreq->prog->progname, + saved_frame->rpcreq->prog->progver, + saved_frame->rpcreq->procnum, conn->trans->name); + +out: + if (ret != 0) { + req->rpc_status = -1; + } + + return ret; +} + +int +rpc_clnt_handle_cbk (struct rpc_clnt *clnt, rpc_transport_pollin_t *msg) +{ + char *msgbuf = NULL; + rpcclnt_cb_program_t *program = NULL; + struct rpc_msg rpcmsg; + struct iovec progmsg; /* RPC Program payload */ + size_t msglen = 0; + int found = 0; + int ret = -1; + int procnum = 0; + + msgbuf = msg->vector[0].iov_base; + msglen = msg->vector[0].iov_len; + + clnt = rpc_clnt_ref (clnt); + ret = xdr_to_rpc_call (msgbuf, msglen, &rpcmsg, &progmsg, NULL,NULL); + if (ret == -1) { + gf_log (clnt->conn.trans->name, GF_LOG_WARNING, + "RPC call decoding failed"); + goto out; + } + + gf_log (clnt->conn.trans->name, GF_LOG_TRACE, + "received rpc message (XID: 0x%lx, " + "Ver: %ld, Program: %ld, ProgVers: %ld, Proc: %ld) " + "from rpc-transport (%s)", rpc_call_xid (&rpcmsg), + rpc_call_rpcvers (&rpcmsg), rpc_call_program (&rpcmsg), + rpc_call_progver (&rpcmsg), rpc_call_progproc (&rpcmsg), + clnt->conn.trans->name); + + procnum = rpc_call_progproc (&rpcmsg); + + pthread_mutex_lock (&clnt->lock); + { + list_for_each_entry (program, &clnt->programs, program) { + if ((program->prognum == rpc_call_program (&rpcmsg)) + && (program->progver + == rpc_call_progver (&rpcmsg))) { + found = 1; + break; + } + } + } + pthread_mutex_unlock (&clnt->lock); + + if (found && (procnum < program->numactors) && + (program->actors[procnum].actor)) { + program->actors[procnum].actor (clnt, program->mydata, + &progmsg); + } + +out: + clnt = rpc_clnt_unref (clnt); + return ret; +} + +int +rpc_clnt_handle_reply (struct rpc_clnt *clnt, rpc_transport_pollin_t *pollin) +{ + rpc_clnt_connection_t *conn = NULL; + struct saved_frame *saved_frame = NULL; + int ret = -1; + struct rpc_req *req = NULL; + uint32_t xid = 0; + + clnt = rpc_clnt_ref (clnt); + conn = &clnt->conn; + + xid = ntoh32 (*((uint32_t *)pollin->vector[0].iov_base)); + saved_frame = lookup_frame (conn, xid); + if (saved_frame == NULL) { + gf_log (conn->trans->name, GF_LOG_ERROR, + "cannot lookup the saved frame for reply with xid (%u)", + xid); + goto out; + } + + req = saved_frame->rpcreq; + if (req == NULL) { + gf_log (conn->trans->name, GF_LOG_ERROR, + "no request with frame for xid (%u)", xid); + goto out; + } + + ret = rpc_clnt_reply_init (conn, pollin, req, saved_frame); + if (ret != 0) { + req->rpc_status = -1; + gf_log (conn->trans->name, GF_LOG_WARNING, + "initialising rpc reply failed"); + } + + req->cbkfn (req, req->rsp, req->rspcnt, saved_frame->frame); + + if (req) { + rpc_clnt_reply_deinit (req, conn->rpc_clnt->reqpool); + } +out: + + if (saved_frame) { + mem_put (saved_frame); + } + + clnt = rpc_clnt_unref (clnt); + return ret; +} + + +inline void +rpc_clnt_set_connected (rpc_clnt_connection_t *conn) +{ + if (!conn) { + goto out; + } + + pthread_mutex_lock (&conn->lock); + { + conn->connected = 1; + } + pthread_mutex_unlock (&conn->lock); + +out: + return; +} + + +void +rpc_clnt_unset_connected (rpc_clnt_connection_t *conn) +{ + if (!conn) { + goto out; + } + + pthread_mutex_lock (&conn->lock); + { + conn->connected = 0; + } + pthread_mutex_unlock (&conn->lock); + +out: + return; +} + +static void +rpc_clnt_destroy (struct rpc_clnt *rpc); + +int +rpc_clnt_notify (rpc_transport_t *trans, void *mydata, + rpc_transport_event_t event, void *data, ...) +{ + rpc_clnt_connection_t *conn = NULL; + struct rpc_clnt *clnt = NULL; + int ret = -1; + rpc_request_info_t *req_info = NULL; + rpc_transport_pollin_t *pollin = NULL; + struct timespec ts = {0, }; + + conn = mydata; + if (conn == NULL) { + goto out; + } + clnt = conn->rpc_clnt; + if (!clnt) + goto out; + + switch (event) { + case RPC_TRANSPORT_DISCONNECT: + { + rpc_clnt_connection_cleanup (conn); + + pthread_mutex_lock (&conn->lock); + { + if (!conn->rpc_clnt->disabled + && (conn->reconnect == NULL)) { + ts.tv_sec = 10; + ts.tv_nsec = 0; + + conn->reconnect = + gf_timer_call_after (clnt->ctx, ts, + rpc_clnt_reconnect, + conn->trans); + } + } + pthread_mutex_unlock (&conn->lock); + + if (clnt->notifyfn) + ret = clnt->notifyfn (clnt, clnt->mydata, + RPC_CLNT_DISCONNECT, NULL); + break; + } + + case RPC_TRANSPORT_CLEANUP: + rpc_clnt_destroy (clnt); + ret = 0; + break; + + case RPC_TRANSPORT_MAP_XID_REQUEST: + { + req_info = data; + ret = rpc_clnt_fill_request_info (clnt, req_info); + break; + } + + case RPC_TRANSPORT_MSG_RECEIVED: + { + pthread_mutex_lock (&conn->lock); + { + gettimeofday (&conn->last_received, NULL); + } + pthread_mutex_unlock (&conn->lock); + + pollin = data; + if (pollin->is_reply) + ret = rpc_clnt_handle_reply (clnt, pollin); + else + ret = rpc_clnt_handle_cbk (clnt, pollin); + /* ret = clnt->notifyfn (clnt, clnt->mydata, RPC_CLNT_MSG, + * data); + */ + break; + } + + case RPC_TRANSPORT_MSG_SENT: + { + pthread_mutex_lock (&conn->lock); + { + gettimeofday (&conn->last_sent, NULL); + } + pthread_mutex_unlock (&conn->lock); + + ret = 0; + break; + } + + case RPC_TRANSPORT_CONNECT: + { + /* Every time there is a disconnection, processes + should try to connect to 'glusterd' (ie, default + port) or whichever port given as 'option remote-port' + in volume file. */ + /* Below code makes sure the (re-)configured port lasts + for just one successful attempt */ + conn->config.remote_port = 0; + + if (clnt->notifyfn) + ret = clnt->notifyfn (clnt, clnt->mydata, + RPC_CLNT_CONNECT, NULL); + break; + } + + case RPC_TRANSPORT_ACCEPT: + /* only meaningful on a server, no need of handling this event + * in a client. + */ + ret = 0; + break; + } + +out: + return ret; +} + + +void +rpc_clnt_connection_deinit (rpc_clnt_connection_t *conn) +{ + return; +} + + +static inline int +rpc_clnt_connection_init (struct rpc_clnt *clnt, glusterfs_ctx_t *ctx, + dict_t *options, char *name) +{ + int ret = -1; + rpc_clnt_connection_t *conn = NULL; + + conn = &clnt->conn; + pthread_mutex_init (&clnt->conn.lock, NULL); + + ret = dict_get_int32 (options, "frame-timeout", + &conn->frame_timeout); + if (ret >= 0) { + gf_log (name, GF_LOG_INFO, + "setting frame-timeout to %d", conn->frame_timeout); + } else { + gf_log (name, GF_LOG_DEBUG, + "defaulting frame-timeout to 30mins"); + conn->frame_timeout = 1800; + } + + conn->trans = rpc_transport_load (ctx, options, name); + if (!conn->trans) { + gf_log (name, GF_LOG_WARNING, "loading of new rpc-transport" + " failed"); + ret = -1; + goto out; + } + + rpc_transport_ref (conn->trans); + + conn->rpc_clnt = clnt; + + ret = rpc_transport_register_notify (conn->trans, rpc_clnt_notify, + conn); + if (ret == -1) { + gf_log (name, GF_LOG_WARNING, "registering notify failed"); + rpc_clnt_connection_cleanup (conn); + conn = NULL; + goto out; + } + + conn->saved_frames = saved_frames_new (); + if (!conn->saved_frames) { + gf_log (name, GF_LOG_WARNING, "creation of saved_frames " + "failed"); + rpc_clnt_connection_cleanup (conn); + goto out; + } + + ret = 0; + +out: + return ret; +} + +struct rpc_clnt * +rpc_clnt_new (dict_t *options, glusterfs_ctx_t *ctx, char *name, + uint32_t reqpool_size) +{ + int ret = -1; + struct rpc_clnt *rpc = NULL; + + rpc = GF_CALLOC (1, sizeof (*rpc), gf_common_mt_rpcclnt_t); + if (!rpc) { + goto out; + } + + pthread_mutex_init (&rpc->lock, NULL); + rpc->ctx = ctx; + + if (!reqpool_size) + reqpool_size = RPC_CLNT_DEFAULT_REQUEST_COUNT; + + rpc->reqpool = mem_pool_new (struct rpc_req, reqpool_size); + if (rpc->reqpool == NULL) { + pthread_mutex_destroy (&rpc->lock); + GF_FREE (rpc); + rpc = NULL; + goto out; + } + + rpc->saved_frames_pool = mem_pool_new (struct saved_frame, + reqpool_size); + if (rpc->saved_frames_pool == NULL) { + pthread_mutex_destroy (&rpc->lock); + mem_pool_destroy (rpc->reqpool); + GF_FREE (rpc); + rpc = NULL; + goto out; + } + + ret = rpc_clnt_connection_init (rpc, ctx, options, name); + if (ret == -1) { + pthread_mutex_destroy (&rpc->lock); + mem_pool_destroy (rpc->reqpool); + mem_pool_destroy (rpc->saved_frames_pool); + GF_FREE (rpc); + rpc = NULL; + if (options) + dict_unref (options); + goto out; + } + + rpc->auth_null = dict_get_str_boolean (options, "auth-null", 0); + + rpc = rpc_clnt_ref (rpc); + INIT_LIST_HEAD (&rpc->programs); + +out: + return rpc; +} + + +int +rpc_clnt_start (struct rpc_clnt *rpc) +{ + struct rpc_clnt_connection *conn = NULL; + + if (!rpc) + return -1; + + conn = &rpc->conn; + + rpc_clnt_reconnect (conn->trans); + + return 0; +} + + +int +rpc_clnt_register_notify (struct rpc_clnt *rpc, rpc_clnt_notify_t fn, + void *mydata) +{ + rpc->mydata = mydata; + rpc->notifyfn = fn; + + return 0; +} + +ssize_t +xdr_serialize_glusterfs_auth (char *dest, struct auth_glusterfs_parms_v2 *au) +{ + ssize_t ret = -1; + XDR xdr; + + if ((!dest) || (!au)) + return -1; + + xdrmem_create (&xdr, dest, GF_MAX_AUTH_BYTES, XDR_ENCODE); + + if (!xdr_auth_glusterfs_parms_v2 (&xdr, au)) { + gf_log (THIS->name, GF_LOG_WARNING, + "failed to encode auth glusterfs elements"); + ret = -1; + goto ret; + } + + ret = (((size_t)(&xdr)->x_private) - ((size_t)(&xdr)->x_base)); + +ret: + return ret; +} + + +int +rpc_clnt_fill_request (int prognum, int progver, int procnum, + uint64_t xid, struct auth_glusterfs_parms_v2 *au, + struct rpc_msg *request, char *auth_data) +{ + int ret = -1; + + if (!request) { + goto out; + } + + memset (request, 0, sizeof (*request)); + + request->rm_xid = xid; + request->rm_direction = CALL; + + request->rm_call.cb_rpcvers = 2; + request->rm_call.cb_prog = prognum; + request->rm_call.cb_vers = progver; + request->rm_call.cb_proc = procnum; + + /* TODO: Using AUTH_(GLUSTERFS/NULL) in a kludgy way for time-being. + * Make it modular in future so it is easy to plug-in new + * authentication schemes. + */ + if (auth_data) { + ret = xdr_serialize_glusterfs_auth (auth_data, au); + if (ret == -1) { + gf_log ("rpc-clnt", GF_LOG_DEBUG, + "cannot encode credentials"); + goto out; + } + + request->rm_call.cb_cred.oa_flavor = AUTH_GLUSTERFS_v2; + request->rm_call.cb_cred.oa_base = auth_data; + request->rm_call.cb_cred.oa_length = ret; + } else { + request->rm_call.cb_cred.oa_flavor = AUTH_NULL; + request->rm_call.cb_cred.oa_base = NULL; + request->rm_call.cb_cred.oa_length = 0; + } + request->rm_call.cb_verf.oa_flavor = AUTH_NONE; + request->rm_call.cb_verf.oa_base = NULL; + request->rm_call.cb_verf.oa_length = 0; + + ret = 0; +out: + return ret; +} + + +struct iovec +rpc_clnt_record_build_header (char *recordstart, size_t rlen, + struct rpc_msg *request, size_t payload) +{ + struct iovec requesthdr = {0, }; + struct iovec txrecord = {0, 0}; + int ret = -1; + size_t fraglen = 0; + + ret = rpc_request_to_xdr (request, recordstart, rlen, &requesthdr); + if (ret == -1) { + gf_log ("rpc-clnt", GF_LOG_DEBUG, + "Failed to create RPC request"); + goto out; + } + + fraglen = payload + requesthdr.iov_len; + gf_log ("rpc-clnt", GF_LOG_TRACE, "Request fraglen %zu, payload: %zu, " + "rpc hdr: %zu", fraglen, payload, requesthdr.iov_len); + + + txrecord.iov_base = recordstart; + + /* Remember, this is only the vec for the RPC header and does not + * include the payload above. We needed the payload only to calculate + * the size of the full fragment. This size is sent in the fragment + * header. + */ + txrecord.iov_len = requesthdr.iov_len; + +out: + return txrecord; +} + + +struct iobuf * +rpc_clnt_record_build_record (struct rpc_clnt *clnt, int prognum, int progver, + int procnum, size_t hdrsize, uint64_t xid, + struct auth_glusterfs_parms_v2 *au, + struct iovec *recbuf) +{ + struct rpc_msg request = {0, }; + struct iobuf *request_iob = NULL; + char *record = NULL; + struct iovec recordhdr = {0, }; + size_t pagesize = 0; + int ret = -1; + size_t xdr_size = 0; + char auth_data[GF_MAX_AUTH_BYTES] = {0, }; + + if ((!clnt) || (!recbuf) || (!au)) { + goto out; + } + + /* Fill the rpc structure and XDR it into the buffer got above. */ + if (clnt->auth_null) + ret = rpc_clnt_fill_request (prognum, progver, procnum, + xid, NULL, &request, NULL); + else + ret = rpc_clnt_fill_request (prognum, progver, procnum, + xid, au, &request, auth_data); + + if (ret == -1) { + gf_log (clnt->conn.trans->name, GF_LOG_WARNING, + "cannot build a rpc-request xid (%"PRIu64")", xid); + goto out; + } + + xdr_size = xdr_sizeof ((xdrproc_t)xdr_callmsg, &request); + + /* First, try to get a pointer into the buffer which the RPC + * layer can use. + */ + request_iob = iobuf_get2 (clnt->ctx->iobuf_pool, (xdr_size + hdrsize)); + if (!request_iob) { + goto out; + } + + pagesize = iobuf_pagesize (request_iob); + + record = iobuf_ptr (request_iob); /* Now we have it. */ + + recordhdr = rpc_clnt_record_build_header (record, pagesize, &request, + hdrsize); + + if (!recordhdr.iov_base) { + gf_log (clnt->conn.trans->name, GF_LOG_ERROR, + "Failed to build record header"); + iobuf_unref (request_iob); + request_iob = NULL; + recbuf->iov_base = NULL; + goto out; + } + + recbuf->iov_base = recordhdr.iov_base; + recbuf->iov_len = recordhdr.iov_len; + +out: + return request_iob; +} + + +struct iobuf * +rpc_clnt_record (struct rpc_clnt *clnt, call_frame_t *call_frame, + rpc_clnt_prog_t *prog, int procnum, size_t hdrlen, + struct iovec *rpchdr, uint64_t callid) +{ + struct auth_glusterfs_parms_v2 au = {0, }; + struct iobuf *request_iob = NULL; + char owner[4] = {0,}; + + if (!prog || !rpchdr || !call_frame) { + goto out; + } + + au.pid = call_frame->root->pid; + au.uid = call_frame->root->uid; + au.gid = call_frame->root->gid; + au.groups.groups_len = call_frame->root->ngrps; + au.lk_owner.lk_owner_len = call_frame->root->lk_owner.len; + + if (au.groups.groups_len) + au.groups.groups_val = call_frame->root->groups; + + if (call_frame->root->lk_owner.len) + au.lk_owner.lk_owner_val = call_frame->root->lk_owner.data; + else { + owner[0] = (char)(au.pid & 0xff); + owner[1] = (char)((au.pid >> 8) & 0xff); + owner[2] = (char)((au.pid >> 16) & 0xff); + owner[3] = (char)((au.pid >> 24) & 0xff); + + au.lk_owner.lk_owner_val = owner; + au.lk_owner.lk_owner_len = 4; + } + + gf_log (clnt->conn.trans->name, GF_LOG_TRACE, "Auth Info: pid: %u, uid: %d" + ", gid: %d, owner: %s", au.pid, au.uid, au.gid, + lkowner_utoa (&call_frame->root->lk_owner)); + + request_iob = rpc_clnt_record_build_record (clnt, prog->prognum, + prog->progver, + procnum, hdrlen, + callid, &au, + rpchdr); + if (!request_iob) { + gf_log (clnt->conn.trans->name, GF_LOG_WARNING, + "cannot build rpc-record"); + goto out; + } + +out: + return request_iob; +} + +int +rpcclnt_cbk_program_register (struct rpc_clnt *clnt, + rpcclnt_cb_program_t *program, void *mydata) +{ + int ret = -1; + char already_registered = 0; + rpcclnt_cb_program_t *tmp = NULL; + + if (!clnt) + goto out; + + if (program->actors == NULL) + goto out; + + pthread_mutex_lock (&clnt->lock); + { + list_for_each_entry (tmp, &clnt->programs, program) { + if ((program->prognum == tmp->prognum) + && (program->progver == tmp->progver)) { + already_registered = 1; + break; + } + } + } + pthread_mutex_unlock (&clnt->lock); + + if (already_registered) { + gf_log_callingfn (clnt->conn.trans->name, GF_LOG_DEBUG, + "already registered"); + ret = 0; + goto out; + } + + tmp = GF_CALLOC (1, sizeof (*tmp), + gf_common_mt_rpcclnt_cb_program_t); + if (tmp == NULL) { + goto out; + } + + memcpy (tmp, program, sizeof (*tmp)); + INIT_LIST_HEAD (&tmp->program); + + tmp->mydata = mydata; + + pthread_mutex_lock (&clnt->lock); + { + list_add_tail (&tmp->program, &clnt->programs); + } + pthread_mutex_unlock (&clnt->lock); + + ret = 0; + gf_log (clnt->conn.trans->name, GF_LOG_DEBUG, + "New program registered: %s, Num: %d, Ver: %d", + program->progname, program->prognum, + program->progver); + +out: + if (ret == -1) { + gf_log (clnt->conn.trans->name, GF_LOG_ERROR, + "Program registration failed:" + " %s, Num: %d, Ver: %d", program->progname, + program->prognum, program->progver); + } + + return ret; +} + + +int +rpc_clnt_submit (struct rpc_clnt *rpc, rpc_clnt_prog_t *prog, + int procnum, fop_cbk_fn_t cbkfn, + struct iovec *proghdr, int proghdrcount, + struct iovec *progpayload, int progpayloadcount, + struct iobref *iobref, void *frame, struct iovec *rsphdr, + int rsphdr_count, struct iovec *rsp_payload, + int rsp_payload_count, struct iobref *rsp_iobref) +{ + rpc_clnt_connection_t *conn = NULL; + struct iobuf *request_iob = NULL; + struct iovec rpchdr = {0,}; + struct rpc_req *rpcreq = NULL; + rpc_transport_req_t req; + int ret = -1; + int proglen = 0; + char new_iobref = 0; + uint64_t callid = 0; + + if (!rpc || !prog || !frame) { + goto out; + } + + conn = &rpc->conn; + + if (conn->trans == NULL) { + goto out; + } + + rpcreq = mem_get (rpc->reqpool); + if (rpcreq == NULL) { + goto out; + } + + memset (rpcreq, 0, sizeof (*rpcreq)); + memset (&req, 0, sizeof (req)); + + if (!iobref) { + iobref = iobref_new (); + if (!iobref) { + goto out; + } + + new_iobref = 1; + } + + callid = rpc_clnt_new_callid (rpc); + + rpcreq->prog = prog; + rpcreq->procnum = procnum; + rpcreq->conn = conn; + rpcreq->xid = callid; + rpcreq->cbkfn = cbkfn; + + ret = -1; + + if (proghdr) { + proglen += iov_length (proghdr, proghdrcount); + } + + request_iob = rpc_clnt_record (rpc, frame, prog, + procnum, proglen, + &rpchdr, callid); + if (!request_iob) { + gf_log (conn->trans->name, GF_LOG_WARNING, + "cannot build rpc-record"); + goto out; + } + + iobref_add (iobref, request_iob); + + req.msg.rpchdr = &rpchdr; + req.msg.rpchdrcount = 1; + req.msg.proghdr = proghdr; + req.msg.proghdrcount = proghdrcount; + req.msg.progpayload = progpayload; + req.msg.progpayloadcount = progpayloadcount; + req.msg.iobref = iobref; + + req.rsp.rsphdr = rsphdr; + req.rsp.rsphdr_count = rsphdr_count; + req.rsp.rsp_payload = rsp_payload; + req.rsp.rsp_payload_count = rsp_payload_count; + req.rsp.rsp_iobref = rsp_iobref; + req.rpc_req = rpcreq; + + pthread_mutex_lock (&conn->lock); + { + if (conn->connected == 0) { + ret = rpc_transport_connect (conn->trans, + conn->config.remote_port); + } + + ret = rpc_transport_submit_request (rpc->conn.trans, + &req); + if (ret == -1) { + gf_log (conn->trans->name, GF_LOG_WARNING, + "failed to submit rpc-request " + "(XID: 0x%x Program: %s, ProgVers: %d, " + "Proc: %d) to rpc-transport (%s)", rpcreq->xid, + rpcreq->prog->progname, rpcreq->prog->progver, + rpcreq->procnum, rpc->conn.trans->name); + } + + if ((ret >= 0) && frame) { + /* Save the frame in queue */ + __save_frame (rpc, frame, rpcreq); + + gf_log ("rpc-clnt", GF_LOG_TRACE, "submitted request " + "(XID: 0x%x Program: %s, ProgVers: %d, " + "Proc: %d) to rpc-transport (%s)", rpcreq->xid, + rpcreq->prog->progname, rpcreq->prog->progver, + rpcreq->procnum, rpc->conn.trans->name); + } + } + pthread_mutex_unlock (&conn->lock); + + if (ret == -1) { + goto out; + } + + ret = 0; + +out: + if (request_iob) { + iobuf_unref (request_iob); + } + + if (new_iobref && iobref) { + iobref_unref (iobref); + } + + if (frame && (ret == -1)) { + if (rpcreq) { + rpcreq->rpc_status = -1; + cbkfn (rpcreq, NULL, 0, frame); + mem_put (rpcreq); + } + } + return ret; +} + + +struct rpc_clnt * +rpc_clnt_ref (struct rpc_clnt *rpc) +{ + if (!rpc) + return NULL; + pthread_mutex_lock (&rpc->lock); + { + rpc->refcount++; + } + pthread_mutex_unlock (&rpc->lock); + return rpc; +} + + +static void +rpc_clnt_trigger_destroy (struct rpc_clnt *rpc) +{ + if (!rpc) + return; + + rpc_clnt_disable (rpc); + rpc_transport_unref (rpc->conn.trans); +} + +static void +rpc_clnt_destroy (struct rpc_clnt *rpc) +{ + if (!rpc) + return; + + saved_frames_destroy (rpc->conn.saved_frames); + pthread_mutex_destroy (&rpc->lock); + pthread_mutex_destroy (&rpc->conn.lock); + + /* mem-pool should be destroyed, otherwise, + it will cause huge memory leaks */ + mem_pool_destroy (rpc->reqpool); + mem_pool_destroy (rpc->saved_frames_pool); + + GF_FREE (rpc); + return; +} + +struct rpc_clnt * +rpc_clnt_unref (struct rpc_clnt *rpc) +{ + int count = 0; + + if (!rpc) + return NULL; + pthread_mutex_lock (&rpc->lock); + { + count = --rpc->refcount; + } + pthread_mutex_unlock (&rpc->lock); + if (!count) { + rpc_clnt_trigger_destroy (rpc); + return NULL; + } + return rpc; +} + + +char +rpc_clnt_is_disabled (struct rpc_clnt *rpc) +{ + + rpc_clnt_connection_t *conn = NULL; + char disabled = 0; + + if (!rpc) { + goto out; + } + + conn = &rpc->conn; + + pthread_mutex_lock (&conn->lock); + { + disabled = rpc->disabled; + } + pthread_mutex_unlock (&conn->lock); + +out: + return disabled; +} + +void +rpc_clnt_disable (struct rpc_clnt *rpc) +{ + rpc_clnt_connection_t *conn = NULL; + + if (!rpc) { + goto out; + } + + conn = &rpc->conn; + + pthread_mutex_lock (&conn->lock); + { + rpc->disabled = 1; + + if (conn->timer) { + gf_timer_call_cancel (rpc->ctx, conn->timer); + conn->timer = NULL; + } + + if (conn->reconnect) { + gf_timer_call_cancel (rpc->ctx, conn->reconnect); + conn->reconnect = NULL; + } + conn->connected = 0; + + if (conn->ping_timer) { + gf_timer_call_cancel (rpc->ctx, conn->ping_timer); + conn->ping_timer = NULL; + conn->ping_started = 0; + } + + } + pthread_mutex_unlock (&conn->lock); + + rpc_transport_disconnect (rpc->conn.trans); + +out: + return; +} + + +void +rpc_clnt_reconfig (struct rpc_clnt *rpc, struct rpc_clnt_config *config) +{ + if (config->rpc_timeout) { + if (config->rpc_timeout != rpc->conn.config.rpc_timeout) + gf_log (rpc->conn.trans->name, GF_LOG_INFO, + "changing timeout to %d (from %d)", + config->rpc_timeout, + rpc->conn.config.rpc_timeout); + rpc->conn.config.rpc_timeout = config->rpc_timeout; + } + + if (config->remote_port) { + if (config->remote_port != rpc->conn.config.remote_port) + gf_log (rpc->conn.trans->name, GF_LOG_INFO, + "changing port to %d (from %d)", + config->remote_port, + rpc->conn.config.remote_port); + + rpc->conn.config.remote_port = config->remote_port; + } + + if (config->remote_host) { + if (rpc->conn.config.remote_host) { + if (strcmp (rpc->conn.config.remote_host, + config->remote_host)) + gf_log (rpc->conn.trans->name, GF_LOG_INFO, + "changing hostname to %s (from %s)", + config->remote_host, + rpc->conn.config.remote_host); + FREE (rpc->conn.config.remote_host); + } else { + gf_log (rpc->conn.trans->name, GF_LOG_INFO, + "setting hostname to %s", + config->remote_host); + } + + rpc->conn.config.remote_host = gf_strdup (config->remote_host); + } +} diff --git a/rpc/rpc-lib/src/rpc-clnt.h b/rpc/rpc-lib/src/rpc-clnt.h new file mode 100644 index 000000000..584963ad0 --- /dev/null +++ b/rpc/rpc-lib/src/rpc-clnt.h @@ -0,0 +1,246 @@ +/* + Copyright (c) 2008-2012 Red Hat, Inc. <http://www.redhat.com> + This file is part of GlusterFS. + + This file is licensed to you under your choice of the GNU Lesser + General Public License, version 3 or any later version (LGPLv3 or + later), or the GNU General Public License, version 2 (GPLv2), in all + cases as published by the Free Software Foundation. +*/ + +#ifndef __RPC_CLNT_H +#define __RPC_CLNT_H + +#include "stack.h" +#include "rpc-transport.h" +#include "timer.h" +#include "xdr-common.h" + +typedef enum { + RPC_CLNT_CONNECT, + RPC_CLNT_DISCONNECT, + RPC_CLNT_MSG +} rpc_clnt_event_t; + + +#define SFRAME_GET_PROGNUM(sframe) (sframe->rpcreq->prog->prognum) +#define SFRAME_GET_PROGVER(sframe) (sframe->rpcreq->prog->progver) +#define SFRAME_GET_PROCNUM(sframe) (sframe->rpcreq->procnum) + +struct xptr_clnt; +struct rpc_req; +struct rpc_clnt; +struct rpc_clnt_config; +struct rpc_clnt_program; + +typedef int (*rpc_clnt_notify_t) (struct rpc_clnt *rpc, void *mydata, + rpc_clnt_event_t fn, void *data); + +typedef int (*fop_cbk_fn_t) (struct rpc_req *req, struct iovec *iov, int count, + void *myframe); + +typedef int (*clnt_fn_t) (call_frame_t *fr, xlator_t *xl, void *args); + +struct saved_frame { + union { + struct list_head list; + struct { + struct saved_frame *frame_next; + struct saved_frame *frame_prev; + }; + }; + void *capital_this; + void *frame; + struct timeval saved_at; + struct rpc_req *rpcreq; + rpc_transport_rsp_t rsp; +}; + +struct saved_frames { + int64_t count; + struct saved_frame sf; + struct saved_frame lk_sf; +}; + + +/* Initialized by procnum */ +typedef struct rpc_clnt_procedure { + char *procname; + clnt_fn_t fn; +} rpc_clnt_procedure_t; + +typedef struct rpc_clnt_program { + char *progname; + int prognum; + int progver; + rpc_clnt_procedure_t *proctable; + char **procnames; + int numproc; +} rpc_clnt_prog_t; + +typedef int (*rpcclnt_cb_fn) (struct rpc_clnt *rpc, void *mydata, void *data); + +/* The descriptor for each procedure/actor that runs + * over the RPC service. + */ +typedef struct rpcclnt_actor_desc { + char procname[32]; + int procnum; + rpcclnt_cb_fn actor; +} rpcclnt_cb_actor_t; + +/* Describes a program and its version along with the function pointers + * required to handle the procedures/actors of each program/version. + * Never changed ever by any thread so no need for a lock. + */ +typedef struct rpcclnt_cb_program { + char progname[32]; + int prognum; + int progver; + rpcclnt_cb_actor_t *actors; /* All procedure handlers */ + int numactors; /* Num actors in actor array */ + + /* Program specific state handed to actors */ + void *private; + + + /* list member to link to list of registered services with rpc_clnt */ + struct list_head program; + + /* Needed for passing back in cb_actor */ + void *mydata; +} rpcclnt_cb_program_t; + + + +typedef struct rpc_auth_data { + int flavour; + int datalen; + char authdata[GF_MAX_AUTH_BYTES]; +} rpc_auth_data_t; + + +struct rpc_clnt_config { + int rpc_timeout; + int remote_port; + char * remote_host; +}; + + +#define rpc_auth_flavour(au) ((au).flavour) + +struct rpc_clnt_connection { + pthread_mutex_t lock; + rpc_transport_t *trans; + struct rpc_clnt_config config; + gf_timer_t *reconnect; + gf_timer_t *timer; + gf_timer_t *ping_timer; + struct rpc_clnt *rpc_clnt; + char connected; + struct saved_frames *saved_frames; + int32_t frame_timeout; + struct timeval last_sent; + struct timeval last_received; + int32_t ping_started; +}; +typedef struct rpc_clnt_connection rpc_clnt_connection_t; + +struct rpc_req { + rpc_clnt_connection_t *conn; + uint32_t xid; + struct iovec req[2]; + int reqcnt; + struct iobref *req_iobref; + struct iovec rsp[2]; + int rspcnt; + struct iobref *rsp_iobref; + int rpc_status; + rpc_auth_data_t verf; + rpc_clnt_prog_t *prog; + int procnum; + fop_cbk_fn_t cbkfn; + void *conn_private; +}; + +typedef struct rpc_clnt { + pthread_mutex_t lock; + rpc_clnt_notify_t notifyfn; + rpc_clnt_connection_t conn; + void *mydata; + uint64_t xid; + + /* list of cb programs registered with rpc-clnt */ + struct list_head programs; + + /* Memory pool for rpc_req_t */ + struct mem_pool *reqpool; + + struct mem_pool *saved_frames_pool; + + glusterfs_ctx_t *ctx; + int refcount; + int auth_null; + char disabled; +} rpc_clnt_t; + + +struct rpc_clnt *rpc_clnt_new (dict_t *options, glusterfs_ctx_t *ctx, + char *name, uint32_t reqpool_size); + +int rpc_clnt_start (struct rpc_clnt *rpc); + +int rpc_clnt_register_notify (struct rpc_clnt *rpc, rpc_clnt_notify_t fn, + void *mydata); + +/* Some preconditions related to vectors holding responses. + * @rsphdr: should contain pointer to buffer which can hold response header + * and length of the program header. In case of procedures whose + * respnose size is not bounded (eg., glusterfs lookup), the length + * should be equal to size of buffer. + * @rsp_payload: should contain pointer and length of the bu + * + * 1. Both @rsp_hdr and @rsp_payload are optional. + * 2. The user of rpc_clnt_submit, if wants response hdr and payload in its own + * buffers, then it has to populate @rsphdr and @rsp_payload. + * 3. when @rsp_payload is not NULL, @rsphdr should + * also be filled with pointer to buffer to hold header and length + * of the header. + */ + +int rpc_clnt_submit (struct rpc_clnt *rpc, rpc_clnt_prog_t *prog, + int procnum, fop_cbk_fn_t cbkfn, + struct iovec *proghdr, int proghdrcount, + struct iovec *progpayload, int progpayloadcount, + struct iobref *iobref, void *frame, struct iovec *rsphdr, + int rsphdr_count, struct iovec *rsp_payload, + int rsp_payload_count, struct iobref *rsp_iobref); + +struct rpc_clnt * +rpc_clnt_ref (struct rpc_clnt *rpc); + +struct rpc_clnt * +rpc_clnt_unref (struct rpc_clnt *rpc); + +int rpc_clnt_connection_cleanup (rpc_clnt_connection_t *conn); + +void rpc_clnt_set_connected (rpc_clnt_connection_t *conn); + +void rpc_clnt_unset_connected (rpc_clnt_connection_t *conn); +void rpc_clnt_reconnect (void *trans_ptr); + +void rpc_clnt_reconfig (struct rpc_clnt *rpc, struct rpc_clnt_config *config); + +/* All users of RPC services should use this API to register their + * procedure handlers. + */ +int rpcclnt_cbk_program_register (struct rpc_clnt *svc, + rpcclnt_cb_program_t *program, void *mydata); + +void +rpc_clnt_disable (struct rpc_clnt *rpc); + +char +rpc_clnt_is_disabled (struct rpc_clnt *rpc); + +#endif /* !_RPC_CLNT_H */ diff --git a/rpc/rpc-lib/src/rpc-drc.c b/rpc/rpc-lib/src/rpc-drc.c new file mode 100644 index 000000000..8181e6aee --- /dev/null +++ b/rpc/rpc-lib/src/rpc-drc.c @@ -0,0 +1,872 @@ +/* + Copyright (c) 2013 Red Hat, Inc. <http://www.redhat.com> + This file is part of GlusterFS. + + This file is licensed to you under your choice of the GNU Lesser + General Public License, version 3 or any later version (LGPLv3 or + later), or the GNU General Public License, version 2 (GPLv2), in all + cases as published by the Free Software Foundation. +*/ + +#ifndef _CONFIG_H +#define _CONFIG_H +#include "config.h" +#endif + +#include "rpcsvc.h" +#ifndef RPC_DRC_H +#include "rpc-drc.h" +#endif +#include "locking.h" +#include "hashfn.h" +#include "common-utils.h" +#include "statedump.h" +#include "mem-pool.h" + +#include <netinet/in.h> +#include <unistd.h> + +/** + * rpcsvc_drc_op_destroy - Destroys the cached reply + * + * @param drc - the main drc structure + * @param reply - the cached reply to destroy + * @return NULL if reply is destroyed, reply otherwise + */ +static drc_cached_op_t * +rpcsvc_drc_op_destroy (rpcsvc_drc_globals_t *drc, drc_cached_op_t *reply) +{ + GF_ASSERT (drc); + GF_ASSERT (reply); + + if (reply->state == DRC_OP_IN_TRANSIT) + return reply; + + iobref_unref (reply->msg.iobref); + if (reply->msg.rpchdr) + GF_FREE (reply->msg.rpchdr); + if (reply->msg.proghdr) + GF_FREE (reply->msg.proghdr); + if (reply->msg.progpayload) + GF_FREE (reply->msg.progpayload); + + list_del (&reply->global_list); + reply->client->op_count--; + drc->op_count--; + mem_put (reply); + reply = NULL; + + return reply; +} + +/** + * rpcsvc_drc_op_rb_unref - This function is used in rb tree cleanup only + * + * @param reply - the cached reply to unref + * @param drc - the main drc structure + * @return void + */ +static void +rpcsvc_drc_rb_op_destroy (void *reply, void *drc) +{ + rpcsvc_drc_op_destroy (drc, (drc_cached_op_t *)reply); +} + +/** + * rpcsvc_remove_drc_client - Cleanup the drc client + * + * @param client - the drc client to be removed + * @return void + */ +static void +rpcsvc_remove_drc_client (drc_client_t *client) +{ + rb_destroy (client->rbtree, rpcsvc_drc_rb_op_destroy); + list_del (&client->client_list); + GF_FREE (client); +} + +/** + * rpcsvc_client_lookup - Given a sockaddr_storage, find the client if it exists + * + * @param drc - the main drc structure + * @param sockaddr - the network address of the client to be looked up + * @return drc client if it exists, NULL otherwise + */ +static drc_client_t * +rpcsvc_client_lookup (rpcsvc_drc_globals_t *drc, + struct sockaddr_storage *sockaddr) +{ + drc_client_t *client = NULL; + + GF_ASSERT (drc); + GF_ASSERT (sockaddr); + + if (list_empty (&drc->clients_head)) + return NULL; + + list_for_each_entry (client, &drc->clients_head, client_list) { + if (gf_sock_union_equal_addr (&client->sock_union, + (union gf_sock_union *)sockaddr)) + return client; + } + + return NULL; +} + +/** + * drc_compare_reqs - Used by rbtree to determine if incoming req matches with + * an existing node(cached reply) in rbtree + * + * @param item - pointer to the incoming req + * @param rb_node_data - pointer to an rbtree node (cached reply) + * @param param - drc pointer - unused here, but used in *op_destroy + * @return 0 if req matches reply, else (req->xid - reply->xid) + */ +int +drc_compare_reqs (const void *item, const void *rb_node_data, void *param) +{ + int ret = -1; + rpcsvc_request_t *req = NULL; + drc_cached_op_t *reply = NULL; + + GF_ASSERT (item); + GF_ASSERT (rb_node_data); + GF_ASSERT (param); + + req = (rpcsvc_request_t *)item; + reply = (drc_cached_op_t *)rb_node_data; + + ret = req->xid - reply->xid; + if (ret != 0) + return ret; + + if (req->prognum == reply->prognum && + req->procnum == reply->procnum && + req->progver == reply->progversion) + return 0; + + return 1; +} + +/** + * drc_rb_calloc - used by rbtree api to allocate memory for nodes + * + * @param allocator - the libavl_allocator structure used by rbtree + * @param size - not needed by this function + * @return pointer to new cached reply (node in rbtree) + */ +static void * +drc_rb_calloc (struct libavl_allocator *allocator, size_t size) +{ + rpcsvc_drc_globals_t *drc = NULL; + + /* get the drc pointer by simple typecast, since allocator + * is the first member of rpcsvc_drc_globals_t + */ + drc = (rpcsvc_drc_globals_t *)allocator; + + return mem_get (drc->mempool); +} + +/** + * drc_rb_free - used by rbtree api to free a node + * + * @param a - the libavl_allocator structure used by rbtree api + * @param block - node that needs to be freed + * @return void + */ +static void +drc_rb_free (struct libavl_allocator *a, void *block) +{ + mem_put (block); +} + +/** + * drc_init_client_cache - initialize a drc client and its rb tree + * + * @param drc - the main drc structure + * @param client - the drc client to be initialized + * @return 0 on success, -1 on failure + */ +static int +drc_init_client_cache (rpcsvc_drc_globals_t *drc, drc_client_t *client) +{ + GF_ASSERT (drc); + GF_ASSERT (client); + + drc->allocator.libavl_malloc = drc_rb_calloc; + drc->allocator.libavl_free = drc_rb_free; + + client->rbtree = rb_create (drc_compare_reqs, drc, + (struct libavl_allocator *)drc); + if (!client->rbtree) { + gf_log (GF_RPCSVC, GF_LOG_DEBUG, "rb tree creation failed"); + return -1; + } + + return 0; +} + +/** + * rpcsvc_get_drc_client - find the drc client with given sockaddr, else + * allocate and initialize a new drc client + * + * @param drc - the main drc structure + * @param sockaddr - network address of client + * @return drc client on success, NULL on failure + */ +static drc_client_t * +rpcsvc_get_drc_client (rpcsvc_drc_globals_t *drc, + struct sockaddr_storage *sockaddr) +{ + drc_client_t *client = NULL; + + GF_ASSERT (drc); + GF_ASSERT (sockaddr); + + client = rpcsvc_client_lookup (drc, sockaddr); + if (client) + goto out; + + /* if lookup fails, allocate cache for the new client */ + client = GF_CALLOC (1, sizeof (drc_client_t), + gf_common_mt_drc_client_t); + if (!client) + goto out; + + client->ref = 0; + client->sock_union = (union gf_sock_union)*sockaddr; + client->op_count = 0; + + if (drc_init_client_cache (drc, client)) { + gf_log (GF_RPCSVC, GF_LOG_DEBUG, + "initialization of drc client failed"); + GF_FREE (client); + client = NULL; + goto out; + } + drc->client_count++; + + list_add (&client->client_list, &drc->clients_head); + + out: + return client; +} + +/** + * rpcsvc_need_drc - Determine if a request needs DRC service + * + * @param req - incoming request + * @return 1 if DRC is needed for req, 0 otherwise + */ +int +rpcsvc_need_drc (rpcsvc_request_t *req) +{ + rpcsvc_actor_t *actor = NULL; + rpcsvc_drc_globals_t *drc = NULL; + + GF_ASSERT (req); + GF_ASSERT (req->svc); + + drc = req->svc->drc; + + if (!drc || drc->status == DRC_UNINITIATED) + return 0; + + actor = rpcsvc_program_actor (req); + if (!actor) + return 0; + + return (actor->op_type == DRC_NON_IDEMPOTENT + && drc->type != DRC_TYPE_NONE); +} + +/** + * rpcsvc_drc_client_ref - ref the drc client + * + * @param client - the drc client to ref + * @return client + */ +static drc_client_t * +rpcsvc_drc_client_ref (drc_client_t *client) +{ + GF_ASSERT (client); + client->ref++; + return client; +} + +/** + * rpcsvc_drc_client_unref - unref the drc client, and destroy + * the client on last unref + * + * @param drc - the main drc structure + * @param client - the drc client to unref + * @return NULL if it is the last unref, client otherwise + */ +static drc_client_t * +rpcsvc_drc_client_unref (rpcsvc_drc_globals_t *drc, drc_client_t *client) +{ + GF_ASSERT (drc); + GF_ASSERT (client->ref); + + client->ref--; + if (!client->ref) { + drc->client_count--; + rpcsvc_remove_drc_client (client); + client = NULL; + } + + return client; +} + +/** + * rpcsvc_drc_lookup - lookup a request to see if it is already cached + * + * @param req - incoming request + * @return cached reply of req if found, NULL otherwise + */ +drc_cached_op_t * +rpcsvc_drc_lookup (rpcsvc_request_t *req) +{ + drc_client_t *client = NULL; + drc_cached_op_t *reply = NULL; + + GF_ASSERT (req); + + if (!req->trans->drc_client) { + client = rpcsvc_get_drc_client (req->svc->drc, + &req->trans->peerinfo.sockaddr); + if (!client) + goto out; + req->trans->drc_client = client; + } + + client = rpcsvc_drc_client_ref (req->trans->drc_client); + + if (client->op_count == 0) + goto out; + + reply = rb_find (client->rbtree, req); + + out: + if (client) + rpcsvc_drc_client_unref (req->svc->drc, client); + + return reply; +} + +/** + * rpcsvc_send_cached_reply - send the cached reply for the incoming request + * + * @param req - incoming request (which is a duplicate in this case) + * @param reply - the cached reply for req + * @return 0 on successful reply submission, -1 or other non-zero value otherwise + */ +int +rpcsvc_send_cached_reply (rpcsvc_request_t *req, drc_cached_op_t *reply) +{ + int ret = 0; + + GF_ASSERT (req); + GF_ASSERT (reply); + + gf_log (GF_RPCSVC, GF_LOG_DEBUG, "sending cached reply: xid: %d, " + "client: %s", req->xid, req->trans->peerinfo.identifier); + + rpcsvc_drc_client_ref (reply->client); + ret = rpcsvc_transport_submit (req->trans, + reply->msg.rpchdr, reply->msg.rpchdrcount, + reply->msg.proghdr, reply->msg.proghdrcount, + reply->msg.progpayload, reply->msg.progpayloadcount, + reply->msg.iobref, req->trans_private); + rpcsvc_drc_client_unref (req->svc->drc, reply->client); + + return ret; +} + +/** + * rpcsvc_cache_reply - cache the reply for the processed request 'req' + * + * @param req - processed request + * @param iobref - iobref structure of the reply + * @param rpchdr - rpc header of the reply + * @param rpchdrcount - size of rpchdr + * @param proghdr - program header of the reply + * @param proghdrcount - size of proghdr + * @param payload - payload of the reply if any + * @param payloadcount - size of payload + * @return 0 on success, -1 on failure + */ +int +rpcsvc_cache_reply (rpcsvc_request_t *req, struct iobref *iobref, + struct iovec *rpchdr, int rpchdrcount, + struct iovec *proghdr, int proghdrcount, + struct iovec *payload, int payloadcount) +{ + int ret = -1; + drc_cached_op_t *reply = NULL; + + GF_ASSERT (req); + GF_ASSERT (req->reply); + + reply = req->reply; + + reply->state = DRC_OP_CACHED; + + reply->msg.iobref = iobref_ref (iobref); + + reply->msg.rpchdrcount = rpchdrcount; + reply->msg.rpchdr = iov_dup (rpchdr, rpchdrcount); + + reply->msg.proghdrcount = proghdrcount; + reply->msg.proghdr = iov_dup (proghdr, proghdrcount); + + reply->msg.progpayloadcount = payloadcount; + if (payloadcount) + reply->msg.progpayload = iov_dup (payload, payloadcount); + + // rpcsvc_drc_client_unref (req->svc->drc, req->trans->drc_client); + // rpcsvc_drc_op_unref (req->svc->drc, reply); + ret = 0; + + return ret; +} + +/** + * rpcsvc_vacate_drc_entries - free up some percentage of drc cache + * based on the lru factor + * + * @param drc - the main drc structure + * @return void + */ +static void +rpcsvc_vacate_drc_entries (rpcsvc_drc_globals_t *drc) +{ + uint32_t i = 0; + uint32_t n = 0; + drc_cached_op_t *reply = NULL; + drc_cached_op_t *tmp = NULL; + drc_client_t *client = NULL; + + GF_ASSERT (drc); + + n = drc->global_cache_size / drc->lru_factor; + + list_for_each_entry_safe_reverse (reply, tmp, &drc->cache_head, global_list) { + /* Don't delete ops that are in transit */ + if (reply->state == DRC_OP_IN_TRANSIT) + continue; + + client = reply->client; + + (void *)rb_delete (client->rbtree, reply); + + rpcsvc_drc_op_destroy (drc, reply); + rpcsvc_drc_client_unref (drc, client); + i++; + if (i >= n) + break; + } +} + +/** + * rpcsvc_add_op_to_cache - insert the cached op into the client rbtree and drc list + * + * @param drc - the main drc structure + * @param reply - the op to be inserted + * @return 0 on success, -1 on failure + */ +static int +rpcsvc_add_op_to_cache (rpcsvc_drc_globals_t *drc, drc_cached_op_t *reply) +{ + drc_client_t *client = NULL; + drc_cached_op_t **tmp_reply = NULL; + + GF_ASSERT (drc); + GF_ASSERT (reply); + + client = reply->client; + + /* cache is full, free up some space */ + if (drc->op_count >= drc->global_cache_size) + rpcsvc_vacate_drc_entries (drc); + + tmp_reply = (drc_cached_op_t **)rb_probe (client->rbtree, reply); + if (*tmp_reply != reply) { + /* should never happen */ + gf_log (GF_RPCSVC, GF_LOG_ERROR, + "DRC failed to detect duplicates"); + return -1; + } else if (*tmp_reply == NULL) { + /* mem alloc failed */ + return -1; + } + + client->op_count++; + list_add (&reply->global_list, &drc->cache_head); + drc->op_count++; + + return 0; +} + +/** + * rpcsvc_cache_request - cache the in-transition incoming request + * + * @param req - incoming request + * @return 0 on success, -1 on failure + */ +int +rpcsvc_cache_request (rpcsvc_request_t *req) +{ + int ret = -1; + drc_client_t *client = NULL; + drc_cached_op_t *reply = NULL; + rpcsvc_drc_globals_t *drc = NULL; + + GF_ASSERT (req); + + drc = req->svc->drc; + + client = req->trans->drc_client; + if (!client) { + gf_log (GF_RPCSVC, GF_LOG_DEBUG, "drc client is NULL"); + goto out; + } + + reply = mem_get (drc->mempool); + if (!reply) + goto out; + + reply->client = rpcsvc_drc_client_ref (client); + reply->xid = req->xid; + reply->prognum = req->prognum; + reply->progversion = req->progver; + reply->procnum = req->procnum; + reply->state = DRC_OP_IN_TRANSIT; + req->reply = reply; + + ret = rpcsvc_add_op_to_cache (drc, reply); + if (ret) { + req->reply = NULL; + rpcsvc_drc_op_destroy (drc, reply); + rpcsvc_drc_client_unref (drc, client); + gf_log (GF_RPCSVC, GF_LOG_DEBUG, "Failed to add op to drc cache"); + } + + out: + return ret; +} + +/** + * + * rpcsvc_drc_priv - function which dumps the drc state + * + * @param drc - the main drc structure + * @return 0 on success, -1 on failure + */ +int32_t +rpcsvc_drc_priv (rpcsvc_drc_globals_t *drc) +{ + int i = 0; + char key[GF_DUMP_MAX_BUF_LEN] = {0}; + drc_client_t *client = NULL; + char ip[INET6_ADDRSTRLEN] = {0}; + + if (!drc || drc->status == DRC_UNINITIATED) { + gf_log (GF_RPCSVC, GF_LOG_DEBUG, "DRC is " + "uninitialized, not dumping its state"); + return 0; + } + + gf_proc_dump_add_section("rpc.drc"); + + if (TRY_LOCK (&drc->lock)) + return -1; + + gf_proc_dump_build_key (key, "drc", "type"); + gf_proc_dump_write (key, "%d", drc->type); + + gf_proc_dump_build_key (key, "drc", "client_count"); + gf_proc_dump_write (key, "%d", drc->client_count); + + gf_proc_dump_build_key (key, "drc", "current_cache_size"); + gf_proc_dump_write (key, "%d", drc->op_count); + + gf_proc_dump_build_key (key, "drc", "max_cache_size"); + gf_proc_dump_write (key, "%d", drc->global_cache_size); + + gf_proc_dump_build_key (key, "drc", "lru_factor"); + gf_proc_dump_write (key, "%d", drc->lru_factor); + + gf_proc_dump_build_key (key, "drc", "duplicate_request_count"); + gf_proc_dump_write (key, "%d", drc->cache_hits); + + gf_proc_dump_build_key (key, "drc", "in_transit_duplicate_requests"); + gf_proc_dump_write (key, "%d", drc->intransit_hits); + + list_for_each_entry (client, &drc->clients_head, client_list) { + gf_proc_dump_build_key (key, "client", "%d.ip-address", i); + memset (ip, 0, INET6_ADDRSTRLEN); + switch (client->sock_union.storage.ss_family) { + case AF_INET: + gf_proc_dump_write (key, "%s", inet_ntop (AF_INET, + &client->sock_union.sin.sin_addr.s_addr, + ip, INET_ADDRSTRLEN)); + break; + case AF_INET6: + gf_proc_dump_write (key, "%s", inet_ntop (AF_INET6, + &client->sock_union.sin6.sin6_addr, + ip, INET6_ADDRSTRLEN)); + break; + default: + gf_proc_dump_write (key, "%s", "N/A"); + } + + gf_proc_dump_build_key (key, "client", "%d.ref_count", i); + gf_proc_dump_write (key, "%d", client->ref); + gf_proc_dump_build_key (key, "client", "%d.op_count", i); + gf_proc_dump_write (key, "%d", client->op_count); + i++; + } + + UNLOCK (&drc->lock); + return 0; +} + +/** + * rpcsvc_drc_notify - function which is notified of RPC transport events + * + * @param svc - pointer to rpcsvc_t structure of the rpc + * @param xl - pointer to the xlator + * @param event - the event which triggered this notify + * @param data - the transport structure + * @return 0 on success, -1 on failure + */ +int +rpcsvc_drc_notify (rpcsvc_t *svc, void *xl, + rpcsvc_event_t event, void *data) +{ + int ret = -1; + rpc_transport_t *trans = NULL; + drc_client_t *client = NULL; + rpcsvc_drc_globals_t *drc = NULL; + + GF_ASSERT (svc); + GF_ASSERT (svc->drc); + GF_ASSERT (data); + + drc = svc->drc; + + if (drc->status == DRC_UNINITIATED || + drc->type == DRC_TYPE_NONE) + return 0; + + LOCK (&drc->lock); + + trans = (rpc_transport_t *)data; + client = rpcsvc_get_drc_client (drc, &trans->peerinfo.sockaddr); + if (!client) + goto out; + + switch (event) { + case RPCSVC_EVENT_ACCEPT: + trans->drc_client = rpcsvc_drc_client_ref (client); + ret = 0; + break; + + case RPCSVC_EVENT_DISCONNECT: + ret = 0; + if (list_empty (&drc->clients_head)) + break; + /* should be the last unref */ + rpcsvc_drc_client_unref (drc, client); + trans->drc_client = NULL; + break; + + default: + break; + } + + out: + UNLOCK (&drc->lock); + return ret; +} + +/** + * rpcsvc_drc_init - Initialize the duplicate request cache service + * + * @param svc - pointer to rpcsvc_t structure of the rpc + * @param options - the options dictionary which configures drc + * @return 0 on success, non-zero integer on failure + */ +int +rpcsvc_drc_init (rpcsvc_t *svc, dict_t *options) +{ + int ret = 0; + uint32_t drc_type = 0; + uint32_t drc_size = 0; + uint32_t drc_factor = 0; + rpcsvc_drc_globals_t *drc = NULL; + static gf_boolean_t drc_inited = _gf_false; + + GF_ASSERT (svc); + GF_ASSERT (options); + + /* Already inited */ + if (drc_inited) + return 0; + + if (!svc->drc) { + drc = GF_CALLOC (1, sizeof (rpcsvc_drc_globals_t), + gf_common_mt_drc_globals_t); + if (!drc) + return -1; + + svc->drc = drc; + LOCK_INIT (&drc->lock); + } else { + drc = svc->drc; + } + + LOCK (&drc->lock); + if (drc->type != DRC_TYPE_NONE) { + ret = 0; + goto out; + } + + /* Toggle DRC on/off, when more drc types(persistent/cluster) + are added, we shouldn't treat this as boolean */ + ret = dict_get_str_boolean (options, "nfs.drc", _gf_true); + if (ret == -1) { + gf_log (GF_RPCSVC, GF_LOG_INFO, "drc user options need second look"); + ret = _gf_true; + } + drc->enable_drc = ret; + + if (ret == _gf_false) { + /* drc off */ + gf_log (GF_RPCSVC, GF_LOG_DEBUG, "DRC is off"); + ret = 0; + goto out; + } + + /* Specify type of DRC to be used */ + ret = dict_get_uint32 (options, "nfs.drc-type", &drc_type); + if (ret) { + gf_log (GF_RPCSVC, GF_LOG_DEBUG, "drc type not set." + " Continuing with default"); + drc_type = DRC_DEFAULT_TYPE; + } + + drc->type = drc_type; + + /* Set the global cache size (no. of ops to cache) */ + ret = dict_get_uint32 (options, "nfs.drc-size", &drc_size); + if (ret) { + gf_log (GF_RPCSVC, GF_LOG_DEBUG, "drc size not set." + " Continuing with default size"); + drc_size = DRC_DEFAULT_CACHE_SIZE; + } + + drc->global_cache_size = drc_size; + + /* Mempool for cached ops */ + drc->mempool = mem_pool_new (drc_cached_op_t, drc->global_cache_size); + if (!drc->mempool) { + gf_log (GF_RPCSVC, GF_LOG_ERROR, "Failed to get mempool for" + " DRC, drc-size: %d", drc->global_cache_size); + ret = -1; + goto out; + } + + /* What percent of cache to be evicted whenever it fills up */ + ret = dict_get_uint32 (options, "nfs.drc-lru-factor", &drc_factor); + if (ret) { + gf_log (GF_RPCSVC, GF_LOG_DEBUG, "drc lru factor not set." + " Continuing with policy default"); + drc_factor = DRC_DEFAULT_LRU_FACTOR; + } + + drc->lru_factor = (drc_lru_factor_t) drc_factor; + + INIT_LIST_HEAD (&drc->clients_head); + INIT_LIST_HEAD (&drc->cache_head); + + ret = rpcsvc_register_notify (svc, rpcsvc_drc_notify, THIS); + if (ret) { + gf_log (GF_RPCSVC, GF_LOG_ERROR, + "registration of drc_notify function failed"); + goto out; + } + + gf_log (GF_RPCSVC, GF_LOG_DEBUG, "drc init successful"); + drc->status = DRC_INITIATED; + drc_inited = _gf_true; + + out: + UNLOCK (&drc->lock); + if (ret == -1) { + if (drc->mempool) { + mem_pool_destroy (drc->mempool); + drc->mempool = NULL; + } + GF_FREE (drc); + svc->drc = NULL; + } + return ret; +} + +int +rpcsvc_drc_reconfigure (rpcsvc_t *svc, dict_t *options) +{ + int ret = -1; + gf_boolean_t enable_drc = _gf_false; + rpcsvc_drc_globals_t *drc = NULL; + uint32_t drc_size = 0; + + if ((!svc) || (!options)) + return (-1); + + drc = svc->drc; + /* reconfig for drc-size */ + if (dict_get_uint32 (options, "nfs.drc-size", &drc_size)) + drc_size = DRC_DEFAULT_CACHE_SIZE; + + if (drc->global_cache_size != drc_size) { + gf_log (GF_RPCSVC, GF_LOG_DEBUG, "nfs.drc-size size can not " + "be reconfigured without NFS server restart."); + return (-1); + } + + /* reconfig for nfs.drc */ + ret = dict_get_str_boolean (options, "nfs.drc", _gf_true); + if (ret < 0) { + ret = _gf_true; + } + enable_drc = ret; + + if (drc->enable_drc == enable_drc) + return 0; + + drc->enable_drc = enable_drc; + if (enable_drc) { + if (drc == NULL) + return rpcsvc_drc_init(svc, options); + } else { + if (drc == NULL) + return (0); + + LOCK (&drc->lock); + (void) rpcsvc_unregister_notify (svc, rpcsvc_drc_notify, THIS); + if (drc->mempool) { + mem_pool_destroy (drc->mempool); + drc->mempool = NULL; + } + UNLOCK (&drc->lock); + GF_FREE (drc); + svc->drc = NULL; + } + + return (0); +} diff --git a/rpc/rpc-lib/src/rpc-drc.h b/rpc/rpc-lib/src/rpc-drc.h new file mode 100644 index 000000000..7dfaef978 --- /dev/null +++ b/rpc/rpc-lib/src/rpc-drc.h @@ -0,0 +1,104 @@ +/* + Copyright (c) 2013 Red Hat, Inc. <http://www.redhat.com> + This file is part of GlusterFS. + + This file is licensed to you under your choice of the GNU Lesser + General Public License, version 3 or any later version (LGPLv3 or + later), or the GNU General Public License, version 2 (GPLv2), in all + cases as published by the Free Software Foundation. +*/ + +#ifndef RPC_DRC_H +#define RPC_DRC_H + +#ifndef _CONFIG_H +#define _CONFIG_H +#include "config.h" +#endif + +#include "rpcsvc-common.h" +#include "rpcsvc.h" +#include "locking.h" +#include "dict.h" +#include "rb.h" + +/* per-client cache structure */ +struct drc_client { + uint32_t ref; + union gf_sock_union sock_union; + /* pointers to the cache */ + struct rb_table *rbtree; + /* no. of ops currently cached */ + uint32_t op_count; + struct list_head client_list; +}; + +struct drc_cached_op { + drc_op_state_t state; + uint32_t xid; + int prognum; + int progversion; + int procnum; + rpc_transport_msg_t msg; + drc_client_t *client; + struct list_head client_list; + struct list_head global_list; + int32_t ref; +}; + +/* global drc definitions */ +enum drc_status { + DRC_UNINITIATED, + DRC_INITIATED +}; +typedef enum drc_status drc_status_t; + +struct drc_globals { + /* allocator must be the first member since + * it is used so in gf_libavl_allocator + */ + struct libavl_allocator allocator; + drc_type_t type; + /* configurable size parameter */ + uint32_t global_cache_size; + drc_lru_factor_t lru_factor; + gf_lock_t lock; + drc_status_t status; + uint32_t op_count; + uint64_t cache_hits; + uint64_t intransit_hits; + struct mem_pool *mempool; + struct list_head cache_head; + uint32_t client_count; + struct list_head clients_head; + gf_boolean_t enable_drc; +}; + +int +rpcsvc_need_drc (rpcsvc_request_t *req); + +drc_cached_op_t * +rpcsvc_drc_lookup (rpcsvc_request_t *req); + +int +rpcsvc_send_cached_reply (rpcsvc_request_t *req, drc_cached_op_t *reply); + +int +rpcsvc_cache_reply (rpcsvc_request_t *req, struct iobref *iobref, + struct iovec *rpchdr, int rpchdrcount, + struct iovec *proghdr, int proghdrcount, + struct iovec *payload, int payloadcount); + +int +rpcsvc_cache_request (rpcsvc_request_t *req); + +int32_t +rpcsvc_drc_priv (rpcsvc_drc_globals_t *drc); + +int +rpcsvc_drc_init (rpcsvc_t *svc, dict_t *options); + +int +rpcsvc_drc_reconfigure (rpcsvc_t *svc, dict_t *options); + +#endif /* RPC_DRC_H */ diff --git a/rpc/rpc-lib/src/rpc-transport.c b/rpc/rpc-lib/src/rpc-transport.c new file mode 100644 index 000000000..c24d41084 --- /dev/null +++ b/rpc/rpc-lib/src/rpc-transport.c @@ -0,0 +1,679 @@ +/* + Copyright (c) 2008-2012 Red Hat, Inc. <http://www.redhat.com> + This file is part of GlusterFS. + + This file is licensed to you under your choice of the GNU Lesser + General Public License, version 3 or any later version (LGPLv3 or + later), or the GNU General Public License, version 2 (GPLv2), in all + cases as published by the Free Software Foundation. +*/ + +#include <dlfcn.h> +#include <stdlib.h> +#include <stdio.h> +#include <sys/poll.h> +#include <fnmatch.h> +#include <stdint.h> + +#ifndef _CONFIG_H +#define _CONFIG_H +#include "config.h" +#endif + +#include "logging.h" +#include "rpc-transport.h" +#include "glusterfs.h" +/* FIXME: xlator.h is needed for volume_option_t, need to define the datatype + * in some other header + */ +#include "xlator.h" +#include "list.h" + +#ifndef GF_OPTION_LIST_EMPTY +#define GF_OPTION_LIST_EMPTY(_opt) (_opt->value[0] == NULL) +#endif + + +int +rpc_transport_get_myaddr (rpc_transport_t *this, char *peeraddr, int addrlen, + struct sockaddr_storage *sa, size_t salen) +{ + int32_t ret = -1; + GF_VALIDATE_OR_GOTO ("rpc", this, out); + + ret = this->ops->get_myaddr (this, peeraddr, addrlen, sa, salen); + +out: + return ret; +} + +int32_t +rpc_transport_get_myname (rpc_transport_t *this, char *hostname, int hostlen) +{ + int32_t ret = -1; + GF_VALIDATE_OR_GOTO ("rpc", this, out); + + ret = this->ops->get_myname (this, hostname, hostlen); +out: + return ret; +} + +int32_t +rpc_transport_get_peername (rpc_transport_t *this, char *hostname, int hostlen) +{ + int32_t ret = -1; + GF_VALIDATE_OR_GOTO ("rpc", this, out); + + ret = this->ops->get_peername (this, hostname, hostlen); +out: + return ret; +} + +int +rpc_transport_throttle (rpc_transport_t *this, gf_boolean_t onoff) +{ + int ret = 0; + + if (!this->ops->throttle) + return -ENOSYS; + + ret = this->ops->throttle (this, onoff); + + return ret; +} + +int32_t +rpc_transport_get_peeraddr (rpc_transport_t *this, char *peeraddr, int addrlen, + struct sockaddr_storage *sa, size_t salen) +{ + int32_t ret = -1; + GF_VALIDATE_OR_GOTO ("rpc", this, out); + + ret = this->ops->get_peeraddr (this, peeraddr, addrlen, sa, salen); +out: + return ret; +} + +void +rpc_transport_pollin_destroy (rpc_transport_pollin_t *pollin) +{ + GF_VALIDATE_OR_GOTO ("rpc", pollin, out); + + if (pollin->iobref) { + iobref_unref (pollin->iobref); + } + + if (pollin->hdr_iobuf) { + iobuf_unref (pollin->hdr_iobuf); + } + + if (pollin->private) { + /* */ + GF_FREE (pollin->private); + } + + GF_FREE (pollin); +out: + return; +} + + +rpc_transport_pollin_t * +rpc_transport_pollin_alloc (rpc_transport_t *this, struct iovec *vector, + int count, struct iobuf *hdr_iobuf, + struct iobref *iobref, void *private) +{ + rpc_transport_pollin_t *msg = NULL; + msg = GF_CALLOC (1, sizeof (*msg), gf_common_mt_rpc_trans_pollin_t); + if (!msg) { + goto out; + } + + if (count > 1) { + msg->vectored = 1; + } + + memcpy (msg->vector, vector, count * sizeof (*vector)); + msg->count = count; + msg->iobref = iobref_ref (iobref); + msg->private = private; + if (hdr_iobuf) + msg->hdr_iobuf = iobuf_ref (hdr_iobuf); + +out: + return msg; +} + + + +rpc_transport_t * +rpc_transport_load (glusterfs_ctx_t *ctx, dict_t *options, char *trans_name) +{ + struct rpc_transport *trans = NULL, *return_trans = NULL; + char *name = NULL; + void *handle = NULL; + char *type = NULL; + char str[] = "ERROR"; + int32_t ret = -1; + int8_t is_tcp = 0, is_unix = 0, is_ibsdp = 0; + volume_opt_list_t *vol_opt = NULL; + gf_boolean_t bind_insecure = _gf_false; + xlator_t *this = NULL; + + GF_VALIDATE_OR_GOTO("rpc-transport", options, fail); + GF_VALIDATE_OR_GOTO("rpc-transport", ctx, fail); + GF_VALIDATE_OR_GOTO("rpc-transport", trans_name, fail); + + trans = GF_CALLOC (1, sizeof (struct rpc_transport), gf_common_mt_rpc_trans_t); + if (!trans) + goto fail; + + trans->name = gf_strdup (trans_name); + if (!trans->name) + goto fail; + + trans->ctx = ctx; + type = str; + + /* Backward compatibility */ + ret = dict_get_str (options, "transport-type", &type); + if (ret < 0) { + ret = dict_set_str (options, "transport-type", "socket"); + if (ret < 0) + gf_log ("dict", GF_LOG_DEBUG, + "setting transport-type failed"); + else + gf_log ("rpc-transport", GF_LOG_DEBUG, + "missing 'option transport-type'. defaulting to " + "\"socket\""); + } else { + { + /* Backword compatibility to handle * /client, + * * /server. + */ + char *tmp = strchr (type, '/'); + if (tmp) + *tmp = '\0'; + } + + is_tcp = strcmp (type, "tcp"); + is_unix = strcmp (type, "unix"); + is_ibsdp = strcmp (type, "ib-sdp"); + if ((is_tcp == 0) || + (is_unix == 0) || + (is_ibsdp == 0)) { + if (is_unix == 0) + ret = dict_set_str (options, + "transport.address-family", + "unix"); + if (is_ibsdp == 0) + ret = dict_set_str (options, + "transport.address-family", + "inet-sdp"); + + if (ret < 0) + gf_log ("dict", GF_LOG_DEBUG, + "setting address-family failed"); + + ret = dict_set_str (options, + "transport-type", "socket"); + if (ret < 0) + gf_log ("dict", GF_LOG_DEBUG, + "setting transport-type failed"); + } + } + + /* client-bind-insecure is for clients protocol, and + * bind-insecure for glusterd. Both mutually exclusive + */ + ret = dict_get_str (options, "client-bind-insecure", &type); + if (ret) + ret = dict_get_str (options, "bind-insecure", &type); + if (ret == 0) { + ret = gf_string2boolean (type, &bind_insecure); + if (ret < 0) { + gf_log ("rcp-transport", GF_LOG_WARNING, + "bind-insecure option %s is not a" + " valid bool option", type); + goto fail; + } + if (_gf_true == bind_insecure) + trans->bind_insecure = 1; + else + trans->bind_insecure = 0; + } else { + trans->bind_insecure = 0; + } + + ret = dict_get_str (options, "transport-type", &type); + if (ret < 0) { + gf_log ("rpc-transport", GF_LOG_ERROR, + "'option transport-type <xx>' missing in volume '%s'", + trans_name); + goto fail; + } + + ret = gf_asprintf (&name, "%s/%s.so", RPC_TRANSPORTDIR, type); + if (-1 == ret) { + goto fail; + } + + gf_log ("rpc-transport", GF_LOG_DEBUG, + "attempt to load file %s", name); + + handle = dlopen (name, RTLD_NOW|RTLD_GLOBAL); + if (handle == NULL) { + gf_log ("rpc-transport", GF_LOG_ERROR, "%s", dlerror ()); + gf_log ("rpc-transport", GF_LOG_WARNING, + "volume '%s': transport-type '%s' is not valid or " + "not found on this machine", + trans_name, type); + goto fail; + } + + trans->dl_handle = handle; + + trans->ops = dlsym (handle, "tops"); + if (trans->ops == NULL) { + gf_log ("rpc-transport", GF_LOG_ERROR, + "dlsym (rpc_transport_ops) on %s", dlerror ()); + goto fail; + } + + *VOID(&(trans->init)) = dlsym (handle, "init"); + if (trans->init == NULL) { + gf_log ("rpc-transport", GF_LOG_ERROR, + "dlsym (gf_rpc_transport_init) on %s", dlerror ()); + goto fail; + } + + *VOID(&(trans->fini)) = dlsym (handle, "fini"); + if (trans->fini == NULL) { + gf_log ("rpc-transport", GF_LOG_ERROR, + "dlsym (gf_rpc_transport_fini) on %s", dlerror ()); + goto fail; + } + + *VOID(&(trans->reconfigure)) = dlsym (handle, "reconfigure"); + if (trans->reconfigure == NULL) { + gf_log ("rpc-transport", GF_LOG_DEBUG, + "dlsym (gf_rpc_transport_reconfigure) on %s", dlerror()); + } + + vol_opt = GF_CALLOC (1, sizeof (volume_opt_list_t), + gf_common_mt_volume_opt_list_t); + if (!vol_opt) { + goto fail; + } + + this = THIS; + vol_opt->given_opt = dlsym (handle, "options"); + if (vol_opt->given_opt == NULL) { + gf_log ("rpc-transport", GF_LOG_DEBUG, + "volume option validation not specified"); + } else { + INIT_LIST_HEAD (&vol_opt->list); + list_add_tail (&vol_opt->list, &(this->volume_options)); + if (xlator_options_validate_list (this, options, vol_opt, + NULL)) { + gf_log ("rpc-transport", GF_LOG_ERROR, + "volume option validation failed"); + goto fail; + } + } + + trans->options = options; + + pthread_mutex_init (&trans->lock, NULL); + trans->xl = this; + + ret = trans->init (trans); + if (ret != 0) { + gf_log ("rpc-transport", GF_LOG_ERROR, + "'%s' initialization failed", type); + goto fail; + } + + return_trans = trans; + + GF_FREE (name); + + return return_trans; + +fail: + if (trans) { + GF_FREE (trans->name); + + if (trans->dl_handle) + dlclose (trans->dl_handle); + + GF_FREE (trans); + } + + GF_FREE (name); + + if (vol_opt && !list_empty (&vol_opt->list)) { + list_del_init (&vol_opt->list); + GF_FREE (vol_opt); + } + + return NULL; +} + + +int32_t +rpc_transport_submit_request (rpc_transport_t *this, rpc_transport_req_t *req) +{ + int32_t ret = -1; + + GF_VALIDATE_OR_GOTO("rpc_transport", this, fail); + GF_VALIDATE_OR_GOTO("rpc_transport", this->ops, fail); + + ret = this->ops->submit_request (this, req); +fail: + return ret; +} + + +int32_t +rpc_transport_submit_reply (rpc_transport_t *this, rpc_transport_reply_t *reply) +{ + int32_t ret = -1; + + GF_VALIDATE_OR_GOTO("rpc_transport", this, fail); + GF_VALIDATE_OR_GOTO("rpc_transport", this->ops, fail); + + ret = this->ops->submit_reply (this, reply); +fail: + return ret; +} + + +int32_t +rpc_transport_connect (rpc_transport_t *this, int port) +{ + int ret = -1; + + GF_VALIDATE_OR_GOTO("rpc_transport", this, fail); + + ret = this->ops->connect (this, port); +fail: + return ret; +} + + +int32_t +rpc_transport_listen (rpc_transport_t *this) +{ + int ret = -1; + + GF_VALIDATE_OR_GOTO("rpc_transport", this, fail); + + ret = this->ops->listen (this); +fail: + return ret; +} + + +int32_t +rpc_transport_disconnect (rpc_transport_t *this) +{ + int32_t ret = -1; + + GF_VALIDATE_OR_GOTO("rpc_transport", this, fail); + + ret = this->ops->disconnect (this); +fail: + return ret; +} + + +int32_t +rpc_transport_destroy (rpc_transport_t *this) +{ + int32_t ret = -1; + + GF_VALIDATE_OR_GOTO("rpc_transport", this, fail); + + if (this->options) + dict_unref (this->options); + if (this->fini) + this->fini (this); + + pthread_mutex_destroy (&this->lock); + + GF_FREE (this->name); + + if (this->dl_handle) + dlclose (this->dl_handle); + + GF_FREE (this); +fail: + return ret; +} + + +rpc_transport_t * +rpc_transport_ref (rpc_transport_t *this) +{ + rpc_transport_t *return_this = NULL; + + GF_VALIDATE_OR_GOTO("rpc_transport", this, fail); + + pthread_mutex_lock (&this->lock); + { + this->refcount ++; + } + pthread_mutex_unlock (&this->lock); + + return_this = this; +fail: + return return_this; +} + + +int32_t +rpc_transport_unref (rpc_transport_t *this) +{ + int32_t refcount = 0; + int32_t ret = -1; + + GF_VALIDATE_OR_GOTO("rpc_transport", this, fail); + + pthread_mutex_lock (&this->lock); + { + refcount = --this->refcount; + } + pthread_mutex_unlock (&this->lock); + + if (refcount == 0) { + if (this->mydata) + this->notify (this, this->mydata, RPC_TRANSPORT_CLEANUP, + NULL); + this->mydata = NULL; + this->notify = NULL; + rpc_transport_destroy (this); + } + + ret = 0; +fail: + return ret; +} + + +int32_t +rpc_transport_notify (rpc_transport_t *this, rpc_transport_event_t event, + void *data, ...) +{ + int32_t ret = -1; + GF_VALIDATE_OR_GOTO ("rpc", this, out); + + if (this->notify != NULL) { + ret = this->notify (this, this->mydata, event, data); + } else { + ret = 0; + } +out: + return ret; +} + + + +inline int +rpc_transport_register_notify (rpc_transport_t *trans, + rpc_transport_notify_t notify, void *mydata) +{ + int32_t ret = -1; + GF_VALIDATE_OR_GOTO ("rpc", trans, out); + + trans->notify = notify; + trans->mydata = mydata; + + ret = 0; +out: + return ret; +} + + + +//give negative values to skip setting that value +//this function asserts if both the values are negative. +//why call it if you dont set it. +int +rpc_transport_keepalive_options_set (dict_t *options, int32_t interval, + int32_t time) +{ + int ret = -1; + + GF_ASSERT (options); + GF_ASSERT ((interval > 0) || (time > 0)); + + ret = dict_set_int32 (options, + "transport.socket.keepalive-interval", interval); + if (ret) + goto out; + + ret = dict_set_int32 (options, + "transport.socket.keepalive-time", time); + if (ret) + goto out; +out: + return ret; +} + +int +rpc_transport_unix_options_build (dict_t **options, char *filepath, + int frame_timeout) +{ + dict_t *dict = NULL; + char *fpath = NULL; + int ret = -1; + + GF_ASSERT (filepath); + GF_ASSERT (options); + + dict = dict_new (); + if (!dict) + goto out; + + fpath = gf_strdup (filepath); + if (!fpath) { + ret = -1; + goto out; + } + + ret = dict_set_dynstr (dict, "transport.socket.connect-path", fpath); + if (ret) + goto out; + + ret = dict_set_str (dict, "transport.address-family", "unix"); + if (ret) + goto out; + + ret = dict_set_str (dict, "transport.socket.nodelay", "off"); + if (ret) + goto out; + + ret = dict_set_str (dict, "transport-type", "socket"); + if (ret) + goto out; + + ret = dict_set_str (dict, "transport.socket.keepalive", "off"); + if (ret) + goto out; + + if (frame_timeout > 0) { + ret = dict_set_int32 (dict, "frame-timeout", frame_timeout); + if (ret) + goto out; + } + + *options = dict; +out: + if (ret) { + GF_FREE (fpath); + if (dict) + dict_unref (dict); + } + return ret; +} + +int +rpc_transport_inet_options_build (dict_t **options, const char *hostname, + int port) +{ + dict_t *dict = NULL; + char *host = NULL; + int ret = -1; + + GF_ASSERT (options); + GF_ASSERT (hostname); + GF_ASSERT (port >= 1024); + + dict = dict_new (); + if (!dict) + goto out; + + host = gf_strdup ((char*)hostname); + if (!hostname) { + ret = -1; + goto out; + } + + ret = dict_set_dynstr (dict, "remote-host", host); + if (ret) { + gf_log (THIS->name, GF_LOG_WARNING, + "failed to set remote-host with %s", host); + goto out; + } + + ret = dict_set_int32 (dict, "remote-port", port); + if (ret) { + gf_log (THIS->name, GF_LOG_WARNING, + "failed to set remote-port with %d", port); + goto out; + } + ret = dict_set_str (dict, "transport.address-family", "inet"); + if (ret) { + gf_log (THIS->name, GF_LOG_WARNING, + "failed to set addr-family with inet"); + goto out; + } + + ret = dict_set_str (dict, "transport-type", "socket"); + if (ret) { + gf_log (THIS->name, GF_LOG_WARNING, + "failed to set trans-type with socket"); + goto out; + } + + *options = dict; +out: + if (ret) { + GF_FREE (host); + if (dict) + dict_unref (dict); + } + + return ret; +} diff --git a/rpc/rpc-lib/src/rpc-transport.h b/rpc/rpc-lib/src/rpc-transport.h new file mode 100644 index 000000000..2db9072ae --- /dev/null +++ b/rpc/rpc-lib/src/rpc-transport.h @@ -0,0 +1,314 @@ +/* + Copyright (c) 2008-2012 Red Hat, Inc. <http://www.redhat.com> + This file is part of GlusterFS. + + This file is licensed to you under your choice of the GNU Lesser + General Public License, version 3 or any later version (LGPLv3 or + later), or the GNU General Public License, version 2 (GPLv2), in all + cases as published by the Free Software Foundation. +*/ + +#ifndef __RPC_TRANSPORT_H__ +#define __RPC_TRANSPORT_H__ + +#ifndef _CONFIG_H +#define _CONFIG_H +#include "config.h" +#endif + + +#include <inttypes.h> +#ifdef GF_SOLARIS_HOST_OS +#include <rpc/auth.h> +#else +#include <rpc/rpc.h> +#endif + +#include <rpc/rpc_msg.h> + + +#ifndef MAX_IOVEC +#define MAX_IOVEC 16 +#endif + +#ifndef AI_ADDRCONFIG +#define AI_ADDRCONFIG 0 +#endif /* AI_ADDRCONFIG */ + +/* Given the 4-byte fragment header, returns non-zero if this fragment + * is the last fragment for the RPC record being assembled. + * RPC Record marking standard defines a 32 bit value as the fragment + * header with the MSB signifying whether the fragment is the last + * fragment for the record being assembled. + */ +#define RPC_LASTFRAG(fraghdr) ((uint32_t)(fraghdr & 0x80000000U)) + +/* Given the 4-byte fragment header, extracts the bits that contain + * the fragment size. + */ +#define RPC_FRAGSIZE(fraghdr) ((uint32_t)(fraghdr & 0x7fffffffU)) + +#define RPC_FRAGHDR_SIZE 4 +#define RPC_MSGTYPE_SIZE 8 + +/* size of the msg from the start of call-body till and including credlen */ +#define RPC_CALL_BODY_SIZE 24 + +#define RPC_REPLY_STATUS_SIZE 4 + +#define RPC_AUTH_FLAVOUR_N_LENGTH_SIZE 8 + +#define RPC_ACCEPT_STATUS_LEN 4 + +struct rpc_transport_ops; +typedef struct rpc_transport rpc_transport_t; + +#include "dict.h" +#include "compat.h" +#include "rpcsvc-common.h" + +struct peer_info { + struct sockaddr_storage sockaddr; + socklen_t sockaddr_len; + char identifier[UNIX_PATH_MAX]; + // OP-VERSION of clients + uint32_t max_op_version; + uint32_t min_op_version; + //Volume mounted by client + char volname[1024]; +}; +typedef struct peer_info peer_info_t; + +typedef enum msg_type msg_type_t; + +typedef enum { + RPC_TRANSPORT_ACCEPT, /* New client has been accepted */ + RPC_TRANSPORT_DISCONNECT, /* Connection is disconnected */ + RPC_TRANSPORT_CLEANUP, /* connection is about to be freed */ + /*RPC_TRANSPORT_READ,*/ /* An event used to enable rpcsvc to instruct + * transport the number of bytes to read. + * This helps in reading large msgs, wherein + * the rpc actors might decide to place the + * actor's payload in new iobufs separate + * from the rpc header, proghdr and + * authentication information. glusterfs/nfs + * read and write actors are few examples + * that might beniefit from this. While + * reading a single msg, this event may be + * delivered more than once. + */ + RPC_TRANSPORT_MAP_XID_REQUEST, /* receiver of this event should send + * the prognum and procnum corresponding + * to xid. + */ + RPC_TRANSPORT_MSG_RECEIVED, /* Complete rpc msg has been read */ + RPC_TRANSPORT_CONNECT, /* client is connected to server */ + RPC_TRANSPORT_MSG_SENT, +} rpc_transport_event_t; + +struct rpc_transport_msg { + struct iovec *rpchdr; + int rpchdrcount; + struct iovec *proghdr; + int proghdrcount; + struct iovec *progpayload; + int progpayloadcount; + struct iobref *iobref; +}; +typedef struct rpc_transport_msg rpc_transport_msg_t; + +struct rpc_transport_rsp { + struct iovec *rsphdr; + int rsphdr_count; + struct iovec *rsp_payload; + int rsp_payload_count; + struct iobref *rsp_iobref; +}; +typedef struct rpc_transport_rsp rpc_transport_rsp_t; + +struct rpc_transport_req { + rpc_transport_msg_t msg; + rpc_transport_rsp_t rsp; + struct rpc_req *rpc_req; +}; +typedef struct rpc_transport_req rpc_transport_req_t; + +struct rpc_transport_reply { + rpc_transport_msg_t msg; + void *private; +}; +typedef struct rpc_transport_reply rpc_transport_reply_t; + +struct rpc_transport_data { + char is_request; + union { + rpc_transport_req_t req; + rpc_transport_reply_t reply; + } data; +}; +typedef struct rpc_transport_data rpc_transport_data_t; + +/* FIXME: prognum, procnum and progver are already present in + * rpc_request, hence these should be removed from request_info + */ +struct rpc_request_info { + uint32_t xid; + int prognum; + int progver; + int procnum; + void *rpc_req; /* struct rpc_req */ + rpc_transport_rsp_t rsp; +}; +typedef struct rpc_request_info rpc_request_info_t; + + +struct rpc_transport_pollin { + struct iovec vector[2]; + int count; + char vectored; + void *private; + struct iobref *iobref; + struct iobuf *hdr_iobuf; + char is_reply; +}; +typedef struct rpc_transport_pollin rpc_transport_pollin_t; + +typedef int (*rpc_transport_notify_t) (rpc_transport_t *, void *mydata, + rpc_transport_event_t, void *data, ...); + + +struct rpc_transport { + struct rpc_transport_ops *ops; + rpc_transport_t *listener; /* listener transport to which + * request for creation of this + * transport came from. valid only + * on server process. + */ + + void *private; + struct _client_t *xl_private; + void *xl; /* Used for THIS */ + void *mydata; + pthread_mutex_t lock; + int32_t refcount; + + int32_t outstanding_rpc_count; + + glusterfs_ctx_t *ctx; + dict_t *options; + char *name; + void *dnscache; + void *drc_client; + data_t *buf; + int32_t (*init) (rpc_transport_t *this); + void (*fini) (rpc_transport_t *this); + int (*reconfigure) (rpc_transport_t *this, dict_t *options); + rpc_transport_notify_t notify; + void *notify_data; + peer_info_t peerinfo; + peer_info_t myinfo; + + uint64_t total_bytes_read; + uint64_t total_bytes_write; + + struct list_head list; + int bind_insecure; + void *dl_handle; /* handle of dlopen() */ +}; + +struct rpc_transport_ops { + /* no need of receive op, msg will be delivered through an event + * notification + */ + int32_t (*submit_request) (rpc_transport_t *this, + rpc_transport_req_t *req); + int32_t (*submit_reply) (rpc_transport_t *this, + rpc_transport_reply_t *reply); + int32_t (*connect) (rpc_transport_t *this, int port); + int32_t (*listen) (rpc_transport_t *this); + int32_t (*disconnect) (rpc_transport_t *this); + int32_t (*get_peername) (rpc_transport_t *this, char *hostname, + int hostlen); + int32_t (*get_peeraddr) (rpc_transport_t *this, char *peeraddr, + int addrlen, struct sockaddr_storage *sa, + socklen_t sasize); + int32_t (*get_myname) (rpc_transport_t *this, char *hostname, + int hostlen); + int32_t (*get_myaddr) (rpc_transport_t *this, char *peeraddr, + int addrlen, struct sockaddr_storage *sa, + socklen_t sasize); + int32_t (*throttle) (rpc_transport_t *this, gf_boolean_t onoff); +}; + + +int32_t +rpc_transport_listen (rpc_transport_t *this); + +int32_t +rpc_transport_connect (rpc_transport_t *this, int port); + +int32_t +rpc_transport_disconnect (rpc_transport_t *this); + +int32_t +rpc_transport_destroy (rpc_transport_t *this); + +int32_t +rpc_transport_notify (rpc_transport_t *this, rpc_transport_event_t event, + void *data, ...); + +int32_t +rpc_transport_submit_request (rpc_transport_t *this, rpc_transport_req_t *req); + +int32_t +rpc_transport_submit_reply (rpc_transport_t *this, + rpc_transport_reply_t *reply); + +rpc_transport_t * +rpc_transport_load (glusterfs_ctx_t *ctx, dict_t *options, char *name); + +rpc_transport_t * +rpc_transport_ref (rpc_transport_t *trans); + +int32_t +rpc_transport_unref (rpc_transport_t *trans); + +int +rpc_transport_register_notify (rpc_transport_t *trans, rpc_transport_notify_t, + void *mydata); + +int32_t +rpc_transport_get_peername (rpc_transport_t *this, char *hostname, int hostlen); + +int32_t +rpc_transport_get_peeraddr (rpc_transport_t *this, char *peeraddr, int addrlen, + struct sockaddr_storage *sa, size_t salen); + +int32_t +rpc_transport_get_myname (rpc_transport_t *this, char *hostname, int hostlen); + +int32_t +rpc_transport_get_myaddr (rpc_transport_t *this, char *peeraddr, int addrlen, + struct sockaddr_storage *sa, size_t salen); + +int +rpc_transport_throttle (rpc_transport_t *this, gf_boolean_t onoff); + +rpc_transport_pollin_t * +rpc_transport_pollin_alloc (rpc_transport_t *this, struct iovec *vector, + int count, struct iobuf *hdr_iobuf, + struct iobref *iobref, void *private); +void +rpc_transport_pollin_destroy (rpc_transport_pollin_t *pollin); + +int +rpc_transport_keepalive_options_set (dict_t *options, int32_t interval, + int32_t time); + +int +rpc_transport_unix_options_build (dict_t **options, char *filepath, + int frame_timeout); + +int +rpc_transport_inet_options_build (dict_t **options, const char *hostname, int port); +#endif /* __RPC_TRANSPORT_H__ */ diff --git a/rpc/rpc-lib/src/rpcsvc-auth.c b/rpc/rpc-lib/src/rpcsvc-auth.c new file mode 100644 index 000000000..4cb86a758 --- /dev/null +++ b/rpc/rpc-lib/src/rpcsvc-auth.c @@ -0,0 +1,486 @@ +/* + Copyright (c) 2008-2012 Red Hat, Inc. <http://www.redhat.com> + This file is part of GlusterFS. + + This file is licensed to you under your choice of the GNU Lesser + General Public License, version 3 or any later version (LGPLv3 or + later), or the GNU General Public License, version 2 (GPLv2), in all + cases as published by the Free Software Foundation. +*/ + +#include "rpcsvc.h" +#include "logging.h" +#include "dict.h" + +extern rpcsvc_auth_t * +rpcsvc_auth_null_init (rpcsvc_t *svc, dict_t *options); + +extern rpcsvc_auth_t * +rpcsvc_auth_unix_init (rpcsvc_t *svc, dict_t *options); + +extern rpcsvc_auth_t * +rpcsvc_auth_glusterfs_init (rpcsvc_t *svc, dict_t *options); +extern rpcsvc_auth_t * +rpcsvc_auth_glusterfs_v2_init (rpcsvc_t *svc, dict_t *options); + +int +rpcsvc_auth_add_initer (struct list_head *list, char *idfier, + rpcsvc_auth_initer_t init) +{ + struct rpcsvc_auth_list *new = NULL; + + if ((!list) || (!init) || (!idfier)) + return -1; + + new = GF_CALLOC (1, sizeof (*new), gf_common_mt_rpcsvc_auth_list); + if (!new) { + return -1; + } + + new->init = init; + strcpy (new->name, idfier); + INIT_LIST_HEAD (&new->authlist); + list_add_tail (&new->authlist, list); + return 0; +} + + + +int +rpcsvc_auth_add_initers (rpcsvc_t *svc) +{ + int ret = -1; + + ret = rpcsvc_auth_add_initer (&svc->authschemes, "auth-glusterfs", + (rpcsvc_auth_initer_t) + rpcsvc_auth_glusterfs_init); + if (ret == -1) { + gf_log (GF_RPCSVC, GF_LOG_ERROR, "Failed to add AUTH_GLUSTERFS"); + goto err; + } + + + ret = rpcsvc_auth_add_initer (&svc->authschemes, "auth-glusterfs-v2", + (rpcsvc_auth_initer_t) + rpcsvc_auth_glusterfs_v2_init); + if (ret == -1) { + gf_log (GF_RPCSVC, GF_LOG_ERROR, + "Failed to add AUTH_GLUSTERFS-v2"); + goto err; + } + + ret = rpcsvc_auth_add_initer (&svc->authschemes, "auth-unix", + (rpcsvc_auth_initer_t) + rpcsvc_auth_unix_init); + if (ret == -1) { + gf_log (GF_RPCSVC, GF_LOG_ERROR, "Failed to add AUTH_UNIX"); + goto err; + } + + ret = rpcsvc_auth_add_initer (&svc->authschemes, "auth-null", + (rpcsvc_auth_initer_t) + rpcsvc_auth_null_init); + if (ret == -1) { + gf_log (GF_RPCSVC, GF_LOG_ERROR, "Failed to add AUTH_NULL"); + goto err; + } + + ret = 0; +err: + return ret; +} + + +int +rpcsvc_auth_init_auth (rpcsvc_t *svc, dict_t *options, + struct rpcsvc_auth_list *authitem) +{ + int ret = -1; + + if ((!svc) || (!options) || (!authitem)) + return -1; + + if (!authitem->init) { + gf_log (GF_RPCSVC, GF_LOG_ERROR, "No init function defined"); + ret = -1; + goto err; + } + + authitem->auth = authitem->init (svc, options); + if (!authitem->auth) { + gf_log (GF_RPCSVC, GF_LOG_ERROR, "Registration of auth failed:" + " %s", authitem->name); + ret = -1; + goto err; + } + + authitem->enable = 1; + gf_log (GF_RPCSVC, GF_LOG_TRACE, "Authentication enabled: %s", + authitem->auth->authname); + + ret = 0; +err: + return ret; +} + + +int +rpcsvc_auth_init_auths (rpcsvc_t *svc, dict_t *options) +{ + int ret = -1; + struct rpcsvc_auth_list *auth = NULL; + struct rpcsvc_auth_list *tmp = NULL; + + if (!svc) + return -1; + + if (list_empty (&svc->authschemes)) { + gf_log (GF_RPCSVC, GF_LOG_WARNING, "No authentication!"); + ret = 0; + goto err; + } + + /* If auth null and sys are not disabled by the user, we must enable + * it by default. This is a globally default rule, the user is still + * allowed to disable the two for particular subvolumes. + */ + if (!dict_get (options, "rpc-auth.auth-null")) { + ret = dict_set_str (options, "rpc-auth.auth-null", "on"); + if (ret) + gf_log ("rpc-auth", GF_LOG_DEBUG, + "dict_set failed for 'auth-nill'"); + } + + if (!dict_get (options, "rpc-auth.auth-unix")) { + ret = dict_set_str (options, "rpc-auth.auth-unix", "on"); + if (ret) + gf_log ("rpc-auth", GF_LOG_DEBUG, + "dict_set failed for 'auth-unix'"); + } + + if (!dict_get (options, "rpc-auth.auth-glusterfs")) { + ret = dict_set_str (options, "rpc-auth.auth-glusterfs", "on"); + if (ret) + gf_log ("rpc-auth", GF_LOG_DEBUG, + "dict_set failed for 'auth-unix'"); + } + + list_for_each_entry_safe (auth, tmp, &svc->authschemes, authlist) { + ret = rpcsvc_auth_init_auth (svc, options, auth); + if (ret == -1) + goto err; + } + + ret = 0; +err: + return ret; + +} + +int +rpcsvc_set_addr_namelookup (rpcsvc_t *svc, dict_t *options) +{ + int ret; + static char *addrlookup_key = "rpc-auth.addr.namelookup"; + + if (!svc || !options) + return (-1); + + /* By default it's disabled */ + ret = dict_get_str_boolean (options, addrlookup_key, _gf_false); + if (ret < 0) { + svc->addr_namelookup = _gf_false; + } else { + svc->addr_namelookup = ret; + } + + if (svc->addr_namelookup) + gf_log (GF_RPCSVC, GF_LOG_DEBUG, "Addr-Name lookup enabled"); + + return (0); +} + +int +rpcsvc_set_allow_insecure (rpcsvc_t *svc, dict_t *options) +{ + int ret = -1; + char *allow_insecure_str = NULL; + gf_boolean_t is_allow_insecure = _gf_false; + + GF_ASSERT (svc); + GF_ASSERT (options); + + ret = dict_get_str (options, "rpc-auth-allow-insecure", + &allow_insecure_str); + if (0 == ret) { + ret = gf_string2boolean (allow_insecure_str, + &is_allow_insecure); + if (0 == ret) { + if (_gf_true == is_allow_insecure) + svc->allow_insecure = 1; + else + svc->allow_insecure = 0; + } + } + + return 0; +} + +int +rpcsvc_set_root_squash (rpcsvc_t *svc, dict_t *options) +{ + int ret = -1; + + GF_ASSERT (svc); + GF_ASSERT (options); + + ret = dict_get_str_boolean (options, "root-squash", 0); + if (ret != -1) + svc->root_squash = ret; + else + svc->root_squash = _gf_false; + + if (svc->root_squash) + gf_log (GF_RPCSVC, GF_LOG_DEBUG, "root squashing enabled "); + + return 0; +} + +int +rpcsvc_auth_init (rpcsvc_t *svc, dict_t *options) +{ + int ret = -1; + + if ((!svc) || (!options)) + return -1; + + (void) rpcsvc_set_allow_insecure (svc, options); + (void) rpcsvc_set_root_squash (svc, options); + (void) rpcsvc_set_addr_namelookup (svc, options); + ret = rpcsvc_auth_add_initers (svc); + if (ret == -1) { + gf_log (GF_RPCSVC, GF_LOG_ERROR, "Failed to add initers"); + goto out; + } + + ret = rpcsvc_auth_init_auths (svc, options); + if (ret == -1) { + gf_log (GF_RPCSVC, GF_LOG_ERROR, "Failed to init auth schemes"); + goto out; + } + +out: + return ret; +} + +int +rpcsvc_auth_reconf (rpcsvc_t *svc, dict_t *options) +{ + int ret = 0; + + if ((!svc) || (!options)) + return (-1); + + ret = rpcsvc_set_allow_insecure (svc, options); + if (ret) + return (-1); + + ret = rpcsvc_set_root_squash (svc, options); + if (ret) + return (-1); + + return rpcsvc_set_addr_namelookup (svc, options); +} + + +rpcsvc_auth_t * +__rpcsvc_auth_get_handler (rpcsvc_request_t *req) +{ + struct rpcsvc_auth_list *auth = NULL; + struct rpcsvc_auth_list *tmp = NULL; + rpcsvc_t *svc = NULL; + + if (!req) + return NULL; + + svc = req->svc; + if (!svc) { + gf_log (GF_RPCSVC, GF_LOG_ERROR, "!svc"); + goto err; + } + + if (list_empty (&svc->authschemes)) { + gf_log (GF_RPCSVC, GF_LOG_WARNING, "No authentication!"); + goto err; + } + + list_for_each_entry_safe (auth, tmp, &svc->authschemes, authlist) { + if (!auth->enable) + continue; + if (auth->auth->authnum == req->cred.flavour) + goto err; + + } + + auth = NULL; +err: + if (auth) + return auth->auth; + else + return NULL; +} + +rpcsvc_auth_t * +rpcsvc_auth_get_handler (rpcsvc_request_t *req) +{ + rpcsvc_auth_t *auth = NULL; + + auth = __rpcsvc_auth_get_handler (req); + if (auth) + goto ret; + + gf_log (GF_RPCSVC, GF_LOG_TRACE, "No auth handler: %d", + req->cred.flavour); + + /* The requested scheme was not available so fall back the to one + * scheme that will always be present. + */ + req->cred.flavour = AUTH_NULL; + req->verf.flavour = AUTH_NULL; + auth = __rpcsvc_auth_get_handler (req); +ret: + return auth; +} + + +int +rpcsvc_auth_request_init (rpcsvc_request_t *req) +{ + int ret = -1; + rpcsvc_auth_t *auth = NULL; + + if (!req) + return -1; + + auth = rpcsvc_auth_get_handler (req); + if (!auth) + goto err; + ret = 0; + gf_log (GF_RPCSVC, GF_LOG_TRACE, "Auth handler: %s", auth->authname); + if (!auth->authops->request_init) + ret = auth->authops->request_init (req, auth->authprivate); + + req->auxgids = req->auxgidsmall; /* reset to auxgidlarge during + unsersialize if necessary */ + req->auxgidlarge = NULL; +err: + return ret; +} + + +int +rpcsvc_authenticate (rpcsvc_request_t *req) +{ + int ret = RPCSVC_AUTH_REJECT; + rpcsvc_auth_t *auth = NULL; + int minauth = 0; + + if (!req) + return ret; + + /* FIXME use rpcsvc_request_prog_minauth() */ + minauth = 0; + if (minauth > rpcsvc_request_cred_flavour (req)) { + gf_log (GF_RPCSVC, GF_LOG_WARNING, "Auth too weak"); + rpcsvc_request_set_autherr (req, AUTH_TOOWEAK); + goto err; + } + + auth = rpcsvc_auth_get_handler (req); + if (!auth) { + gf_log (GF_RPCSVC, GF_LOG_WARNING, "No auth handler found"); + goto err; + } + + if (auth->authops->authenticate) + ret = auth->authops->authenticate (req, auth->authprivate); + +err: + return ret; +} + +int +rpcsvc_auth_array (rpcsvc_t *svc, char *volname, int *autharr, int arrlen) +{ + int count = 0; + int result = RPCSVC_AUTH_REJECT; + char *srchstr = NULL; + int ret = 0; + + struct rpcsvc_auth_list *auth = NULL; + struct rpcsvc_auth_list *tmp = NULL; + + if ((!svc) || (!autharr) || (!volname)) + return -1; + + memset (autharr, 0, arrlen * sizeof(int)); + if (list_empty (&svc->authschemes)) { + gf_log (GF_RPCSVC, GF_LOG_ERROR, "No authentication!"); + goto err; + } + + list_for_each_entry_safe (auth, tmp, &svc->authschemes, authlist) { + if (count >= arrlen) + break; + + result = gf_asprintf (&srchstr, "rpc-auth.%s.%s", + auth->name, volname); + if (result == -1) { + count = -1; + goto err; + } + + ret = dict_get_str_boolean (svc->options, srchstr, 0xC00FFEE); + GF_FREE (srchstr); + + switch (ret) { + case _gf_true: + result = RPCSVC_AUTH_ACCEPT; + autharr[count] = auth->auth->authnum; + ++count; + break; + case _gf_false: + result = RPCSVC_AUTH_REJECT; + break; + default: + result = RPCSVC_AUTH_DONTCARE; + } + } + +err: + return count; +} + +gid_t * +rpcsvc_auth_unix_auxgids (rpcsvc_request_t *req, int *arrlen) +{ + if ((!req) || (!arrlen)) + return NULL; + + /* In case of AUTH_NULL auxgids are not used */ + switch (req->cred.flavour) { + case AUTH_UNIX: + case AUTH_GLUSTERFS: + case AUTH_GLUSTERFS_v2: + break; + default: + gf_log ("rpc", GF_LOG_DEBUG, "auth type not unix or glusterfs"); + return NULL; + } + + *arrlen = req->auxgidcount; + if (*arrlen == 0) + return NULL; + + return &req->auxgids[0]; +} diff --git a/rpc/rpc-lib/src/rpcsvc-common.h b/rpc/rpc-lib/src/rpcsvc-common.h new file mode 100644 index 000000000..aed55e039 --- /dev/null +++ b/rpc/rpc-lib/src/rpcsvc-common.h @@ -0,0 +1,126 @@ +/* + Copyright (c) 2008-2012 Red Hat, Inc. <http://www.redhat.com> + This file is part of GlusterFS. + + This file is licensed to you under your choice of the GNU Lesser + General Public License, version 3 or any later version (LGPLv3 or + later), or the GNU General Public License, version 2 (GPLv2), in all + cases as published by the Free Software Foundation. +*/ + +#ifndef _RPCSVC_COMMON_H +#define _RPCSVC_COMMON_H + +#include <pthread.h> +#include "list.h" +#include "compat.h" +#include "glusterfs.h" +#include "dict.h" + +typedef enum { + RPCSVC_EVENT_ACCEPT, + RPCSVC_EVENT_DISCONNECT, + RPCSVC_EVENT_TRANSPORT_DESTROY, + RPCSVC_EVENT_LISTENER_DEAD, +} rpcsvc_event_t; + + +struct rpcsvc_state; + +typedef int (*rpcsvc_notify_t) (struct rpcsvc_state *, void *mydata, + rpcsvc_event_t, void *data); + +struct drc_globals; +typedef struct drc_globals rpcsvc_drc_globals_t; + +/* Contains global state required for all the RPC services. + */ +typedef struct rpcsvc_state { + + /* Contains list of (program, version) handlers. + * other options. + */ + + pthread_mutex_t rpclock; + + unsigned int memfactor; + + /* List of the authentication schemes available. */ + struct list_head authschemes; + + /* Reference to the options */ + dict_t *options; + + /* Allow insecure ports. */ + gf_boolean_t allow_insecure; + gf_boolean_t register_portmap; + gf_boolean_t root_squash; + glusterfs_ctx_t *ctx; + + /* list of connections which will listen for incoming connections */ + struct list_head listeners; + + /* list of programs registered with rpcsvc */ + struct list_head programs; + + /* list of notification callbacks */ + struct list_head notify; + int notify_count; + + void *mydata; /* This is xlator */ + rpcsvc_notify_t notifyfn; + struct mem_pool *rxpool; + rpcsvc_drc_globals_t *drc; + + /* per-client limit of outstanding rpc requests */ + int outstanding_rpc_limit; + gf_boolean_t addr_namelookup; +} rpcsvc_t; + +/* DRC START */ +enum drc_op_type { + DRC_NA = 0, + DRC_IDEMPOTENT = 1, + DRC_NON_IDEMPOTENT = 2 +}; +typedef enum drc_op_type drc_op_type_t; + +enum drc_type { + DRC_TYPE_NONE = 0, + DRC_TYPE_IN_MEMORY = 1 +}; +typedef enum drc_type drc_type_t; + +enum drc_lru_factor { + DRC_LRU_5_PC = 20, + DRC_LRU_10_PC = 10, + DRC_LRU_25_PC = 4, + DRC_LRU_50_PC = 2 +}; +typedef enum drc_lru_factor drc_lru_factor_t; + +enum drc_xid_state { + DRC_XID_MONOTONOUS = 0, + DRC_XID_WRAPPED = 1 +}; +typedef enum drc_xid_state drc_xid_state_t; + +enum drc_op_state { + DRC_OP_IN_TRANSIT = 0, + DRC_OP_CACHED = 1 +}; +typedef enum drc_op_state drc_op_state_t; + +enum drc_policy { + DRC_LRU = 0 +}; +typedef enum drc_policy drc_policy_t; + +/* Default policies for DRC */ +#define DRC_DEFAULT_TYPE DRC_TYPE_IN_MEMORY +#define DRC_DEFAULT_CACHE_SIZE 0x20000 +#define DRC_DEFAULT_LRU_FACTOR DRC_LRU_25_PC + +/* DRC END */ + +#endif /* #ifndef _RPCSVC_COMMON_H */ diff --git a/rpc/rpc-lib/src/rpcsvc.c b/rpc/rpc-lib/src/rpcsvc.c new file mode 100644 index 000000000..037c157f2 --- /dev/null +++ b/rpc/rpc-lib/src/rpcsvc.c @@ -0,0 +1,2480 @@ +/* + Copyright (c) 2008-2012 Red Hat, Inc. <http://www.redhat.com> + This file is part of GlusterFS. + + This file is licensed to you under your choice of the GNU Lesser + General Public License, version 3 or any later version (LGPLv3 or + later), or the GNU General Public License, version 2 (GPLv2), in all + cases as published by the Free Software Foundation. +*/ + +#ifndef _CONFIG_H +#define _CONFIG_H +#include "config.h" +#endif + +#include "rpcsvc.h" +#include "rpc-transport.h" +#include "dict.h" +#include "logging.h" +#include "byte-order.h" +#include "common-utils.h" +#include "compat-errno.h" +#include "list.h" +#include "xdr-rpc.h" +#include "iobuf.h" +#include "globals.h" +#include "xdr-common.h" +#include "xdr-generic.h" +#include "rpc-common-xdr.h" +#include "syncop.h" +#include "rpc-drc.h" + +#include <errno.h> +#include <pthread.h> +#include <stdlib.h> +#include <rpc/rpc.h> +#include <rpc/pmap_clnt.h> +#include <arpa/inet.h> +#include <rpc/xdr.h> +#include <fnmatch.h> +#include <stdarg.h> +#include <stdio.h> + +#include "xdr-rpcclnt.h" +#include "glusterfs-acl.h" + +struct rpcsvc_program gluster_dump_prog; + +#define rpcsvc_alloc_request(svc, request) \ + do { \ + request = (rpcsvc_request_t *) mem_get ((svc)->rxpool); \ + memset (request, 0, sizeof (rpcsvc_request_t)); \ + } while (0) + +rpcsvc_listener_t * +rpcsvc_get_listener (rpcsvc_t *svc, uint16_t port, rpc_transport_t *trans); + +int +rpcsvc_notify (rpc_transport_t *trans, void *mydata, + rpc_transport_event_t event, void *data, ...); + +rpcsvc_notify_wrapper_t * +rpcsvc_notify_wrapper_alloc (void) +{ + rpcsvc_notify_wrapper_t *wrapper = NULL; + + wrapper = GF_CALLOC (1, sizeof (*wrapper), gf_common_mt_rpcsvc_wrapper_t); + if (!wrapper) { + goto out; + } + + INIT_LIST_HEAD (&wrapper->list); +out: + return wrapper; +} + + +void +rpcsvc_listener_destroy (rpcsvc_listener_t *listener) +{ + rpcsvc_t *svc = NULL; + + if (!listener) { + goto out; + } + + svc = listener->svc; + if (!svc) { + goto listener_free; + } + + pthread_mutex_lock (&svc->rpclock); + { + list_del_init (&listener->list); + } + pthread_mutex_unlock (&svc->rpclock); + +listener_free: + GF_FREE (listener); +out: + return; +} + +rpcsvc_vector_sizer +rpcsvc_get_program_vector_sizer (rpcsvc_t *svc, uint32_t prognum, + uint32_t progver, uint32_t procnum) +{ + rpcsvc_program_t *program = NULL; + char found = 0; + + if (!svc) + return NULL; + + pthread_mutex_lock (&svc->rpclock); + { + list_for_each_entry (program, &svc->programs, program) { + if ((program->prognum == prognum) + && (program->progver == progver)) { + found = 1; + break; + } + } + } + pthread_mutex_unlock (&svc->rpclock); + + if (found) + return program->actors[procnum].vector_sizer; + else + return NULL; +} + +int +rpcsvc_request_outstanding (rpcsvc_t *svc, rpc_transport_t *trans, int delta) +{ + int ret = 0; + int old_count = 0; + int new_count = 0; + int limit = 0; + + pthread_mutex_lock (&trans->lock); + { + limit = svc->outstanding_rpc_limit; + if (!limit) + goto unlock; + + old_count = trans->outstanding_rpc_count; + trans->outstanding_rpc_count += delta; + new_count = trans->outstanding_rpc_count; + + if (old_count <= limit && new_count > limit) + ret = rpc_transport_throttle (trans, _gf_true); + + if (old_count > limit && new_count <= limit) + ret = rpc_transport_throttle (trans, _gf_false); + } +unlock: + pthread_mutex_unlock (&trans->lock); + + return ret; +} + + +/* This needs to change to returning errors, since + * we need to return RPC specific error messages when some + * of the pointers below are NULL. + */ +rpcsvc_actor_t * +rpcsvc_program_actor (rpcsvc_request_t *req) +{ + rpcsvc_program_t *program = NULL; + int err = SYSTEM_ERR; + rpcsvc_actor_t *actor = NULL; + rpcsvc_t *svc = NULL; + char found = 0; + + if (!req) + goto err; + + svc = req->svc; + pthread_mutex_lock (&svc->rpclock); + { + list_for_each_entry (program, &svc->programs, program) { + if (program->prognum == req->prognum) { + err = PROG_MISMATCH; + } + + if ((program->prognum == req->prognum) + && (program->progver == req->progver)) { + found = 1; + break; + } + } + } + pthread_mutex_unlock (&svc->rpclock); + + if (!found) { + if (err != PROG_MISMATCH) { + /* log in DEBUG when nfs clients try to see if + * ACL requests are accepted by nfs server + */ + gf_log (GF_RPCSVC, (req->prognum == ACL_PROGRAM) ? + GF_LOG_DEBUG : GF_LOG_WARNING, + "RPC program not available (req %u %u)", + req->prognum, req->progver); + err = PROG_UNAVAIL; + goto err; + } + + gf_log (GF_RPCSVC, GF_LOG_WARNING, + "RPC program version not available (req %u %u)", + req->prognum, req->progver); + goto err; + } + req->prog = program; + if (!program->actors) { + gf_log (GF_RPCSVC, GF_LOG_WARNING, + "RPC Actor not found for program %s %d", + program->progname, program->prognum); + err = SYSTEM_ERR; + goto err; + } + + if ((req->procnum < 0) || (req->procnum >= program->numactors)) { + gf_log (GF_RPCSVC, GF_LOG_ERROR, "RPC Program procedure not" + " available for procedure %d in %s", req->procnum, + program->progname); + err = PROC_UNAVAIL; + goto err; + } + + actor = &program->actors[req->procnum]; + if (!actor->actor) { + gf_log (GF_RPCSVC, GF_LOG_ERROR, "RPC Program procedure not" + " available for procedure %d in %s", req->procnum, + program->progname); + err = PROC_UNAVAIL; + actor = NULL; + goto err; + } + + req->synctask = program->synctask; + + err = SUCCESS; + gf_log (GF_RPCSVC, GF_LOG_TRACE, "Actor found: %s - %s", + program->progname, actor->procname); +err: + if (req) + req->rpc_err = err; + + return actor; +} + + +/* this procedure can only pass 4 arguments to registered notifyfn. To send more + * arguments call wrapper->notify directly. + */ +static inline void +rpcsvc_program_notify (rpcsvc_listener_t *listener, rpcsvc_event_t event, + void *data) +{ + rpcsvc_notify_wrapper_t *wrapper = NULL; + + if (!listener) { + goto out; + } + + list_for_each_entry (wrapper, &listener->svc->notify, list) { + if (wrapper->notify) { + wrapper->notify (listener->svc, + wrapper->data, + event, data); + } + } + +out: + return; +} + + +static inline int +rpcsvc_accept (rpcsvc_t *svc, rpc_transport_t *listen_trans, + rpc_transport_t *new_trans) +{ + rpcsvc_listener_t *listener = NULL; + int32_t ret = -1; + + listener = rpcsvc_get_listener (svc, -1, listen_trans); + if (listener == NULL) { + goto out; + } + + rpcsvc_program_notify (listener, RPCSVC_EVENT_ACCEPT, new_trans); + ret = 0; +out: + return ret; +} + + +void +rpcsvc_request_destroy (rpcsvc_request_t *req) +{ + if (!req) { + goto out; + } + + if (req->iobref) { + iobref_unref (req->iobref); + } + + if (req->hdr_iobuf) + iobuf_unref (req->hdr_iobuf); + + /* This marks the "end" of an RPC request. Reply is + completely written to the socket and is on the way + to the client. It is time to decrement the + outstanding request counter by 1. + */ + rpcsvc_request_outstanding (req->svc, req->trans, -1); + + rpc_transport_unref (req->trans); + + GF_FREE (req->auxgidlarge); + + mem_put (req); + +out: + return; +} + + +rpcsvc_request_t * +rpcsvc_request_init (rpcsvc_t *svc, rpc_transport_t *trans, + struct rpc_msg *callmsg, + struct iovec progmsg, rpc_transport_pollin_t *msg, + rpcsvc_request_t *req) +{ + int i = 0; + + if ((!trans) || (!callmsg)|| (!req) || (!msg)) + return NULL; + + /* We start a RPC request as always denied. */ + req->rpc_status = MSG_DENIED; + req->xid = rpc_call_xid (callmsg); + req->prognum = rpc_call_program (callmsg); + req->progver = rpc_call_progver (callmsg); + req->procnum = rpc_call_progproc (callmsg); + req->trans = rpc_transport_ref (trans); + req->count = msg->count; + req->msg[0] = progmsg; + req->iobref = iobref_ref (msg->iobref); + if (msg->vectored) { + /* msg->vector[2] is defined in structure. prevent a + out of bound access */ + for (i = 1; i < min (msg->count, 2); i++) { + req->msg[i] = msg->vector[i]; + } + } + + req->svc = svc; + req->trans_private = msg->private; + + INIT_LIST_HEAD (&req->txlist); + req->payloadsize = 0; + + /* By this time, the data bytes for the auth scheme would have already + * been copied into the required sections of the req structure, + * we just need to fill in the meta-data about it now. + */ + req->cred.flavour = rpc_call_cred_flavour (callmsg); + req->cred.datalen = rpc_call_cred_len (callmsg); + req->verf.flavour = rpc_call_verf_flavour (callmsg); + req->verf.datalen = rpc_call_verf_len (callmsg); + + /* AUTH */ + rpcsvc_auth_request_init (req); + return req; +} + + +rpcsvc_request_t * +rpcsvc_request_create (rpcsvc_t *svc, rpc_transport_t *trans, + rpc_transport_pollin_t *msg) +{ + char *msgbuf = NULL; + struct rpc_msg rpcmsg; + struct iovec progmsg; /* RPC Program payload */ + rpcsvc_request_t *req = NULL; + size_t msglen = 0; + int ret = -1; + + if (!svc || !trans) + return NULL; + + /* We need to allocate the request before actually calling + * rpcsvc_request_init on the request so that we, can fill the auth + * data directly into the request structure from the message iobuf. + * This avoids a need to keep a temp buffer into which the auth data + * would've been copied otherwise. + */ + rpcsvc_alloc_request (svc, req); + if (!req) { + goto err; + } + + /* We just received a new request from the wire. Account for + it in the outsanding request counter to make sure we don't + ingest too many concurrent requests from the same client. + */ + ret = rpcsvc_request_outstanding (svc, trans, +1); + + msgbuf = msg->vector[0].iov_base; + msglen = msg->vector[0].iov_len; + + ret = xdr_to_rpc_call (msgbuf, msglen, &rpcmsg, &progmsg, + req->cred.authdata,req->verf.authdata); + + if (ret == -1) { + gf_log (GF_RPCSVC, GF_LOG_WARNING, "RPC call decoding failed"); + rpcsvc_request_seterr (req, GARBAGE_ARGS); + req->trans = rpc_transport_ref (trans); + req->svc = svc; + goto err; + } + + ret = -1; + rpcsvc_request_init (svc, trans, &rpcmsg, progmsg, msg, req); + + gf_log (GF_RPCSVC, GF_LOG_TRACE, "received rpc-message (XID: 0x%lx, " + "Ver: %ld, Program: %ld, ProgVers: %ld, Proc: %ld) from" + " rpc-transport (%s)", rpc_call_xid (&rpcmsg), + rpc_call_rpcvers (&rpcmsg), rpc_call_program (&rpcmsg), + rpc_call_progver (&rpcmsg), rpc_call_progproc (&rpcmsg), + trans->name); + + if (rpc_call_rpcvers (&rpcmsg) != 2) { + /* LOG- TODO: print rpc version, also print the peerinfo + from transport */ + gf_log (GF_RPCSVC, GF_LOG_ERROR, "RPC version not supported " + "(XID: 0x%lx, Ver: %ld, Prog: %ld, ProgVers: %ld, " + "Proc: %ld) from trans (%s)", rpc_call_xid (&rpcmsg), + rpc_call_rpcvers (&rpcmsg), rpc_call_program (&rpcmsg), + rpc_call_progver (&rpcmsg), rpc_call_progproc (&rpcmsg), + trans->name); + rpcsvc_request_seterr (req, RPC_MISMATCH); + goto err; + } + + ret = rpcsvc_authenticate (req); + if (ret == RPCSVC_AUTH_REJECT) { + /* No need to set auth_err, that is the responsibility of + * the authentication handler since only that know what exact + * error happened. + */ + rpcsvc_request_seterr (req, AUTH_ERROR); + gf_log (GF_RPCSVC, GF_LOG_ERROR, "auth failed on request. " + "(XID: 0x%lx, Ver: %ld, Prog: %ld, ProgVers: %ld, " + "Proc: %ld) from trans (%s)", rpc_call_xid (&rpcmsg), + rpc_call_rpcvers (&rpcmsg), rpc_call_program (&rpcmsg), + rpc_call_progver (&rpcmsg), rpc_call_progproc (&rpcmsg), + trans->name); + ret = -1; + goto err; + } + + + /* If the error is not RPC_MISMATCH, we consider the call as accepted + * since we are not handling authentication failures for now. + */ + req->rpc_status = MSG_ACCEPTED; + req->reply = NULL; + ret = 0; +err: + if (ret == -1) { + ret = rpcsvc_error_reply (req); + if (ret) + gf_log ("rpcsvc", GF_LOG_WARNING, + "failed to queue error reply"); + req = NULL; + } + + return req; +} + + +int +rpcsvc_check_and_reply_error (int ret, call_frame_t *frame, void *opaque) +{ + rpcsvc_request_t *req = NULL; + + req = opaque; + + if (ret) + gf_log ("rpcsvc", GF_LOG_ERROR, + "rpc actor failed to complete successfully"); + + if (ret == RPCSVC_ACTOR_ERROR) { + ret = rpcsvc_error_reply (req); + if (ret) + gf_log ("rpcsvc", GF_LOG_WARNING, + "failed to queue error reply"); + } + + return 0; +} + +int +rpcsvc_handle_rpc_call (rpcsvc_t *svc, rpc_transport_t *trans, + rpc_transport_pollin_t *msg) +{ + rpcsvc_actor_t *actor = NULL; + rpcsvc_actor actor_fn = NULL; + rpcsvc_request_t *req = NULL; + int ret = -1; + uint16_t port = 0; + gf_boolean_t is_unix = _gf_false; + gf_boolean_t unprivileged = _gf_false; + drc_cached_op_t *reply = NULL; + rpcsvc_drc_globals_t *drc = NULL; + + if (!trans || !svc) + return -1; + + switch (trans->peerinfo.sockaddr.ss_family) { + case AF_INET: + port = ((struct sockaddr_in *)&trans->peerinfo.sockaddr)->sin_port; + break; + + case AF_INET6: + port = ((struct sockaddr_in6 *)&trans->peerinfo.sockaddr)->sin6_port; + break; + case AF_UNIX: + is_unix = _gf_true; + break; + default: + gf_log (GF_RPCSVC, GF_LOG_ERROR, + "invalid address family (%d)", + trans->peerinfo.sockaddr.ss_family); + return -1; + } + + + + if (is_unix == _gf_false) { + port = ntohs (port); + + gf_log ("rpcsvc", GF_LOG_TRACE, "Client port: %d", (int)port); + + if (port > 1024) + unprivileged = _gf_true; + } + + req = rpcsvc_request_create (svc, trans, msg); + if (!req) + goto out; + + if (!rpcsvc_request_accepted (req)) + goto err_reply; + + actor = rpcsvc_program_actor (req); + if (!actor) + goto err_reply; + + if (0 == svc->allow_insecure && unprivileged && !actor->unprivileged) { + /* Non-privileged user, fail request */ + gf_log ("glusterd", GF_LOG_ERROR, + "Request received from non-" + "privileged port. Failing request"); + rpcsvc_request_destroy (req); + return -1; + } + + /* DRC */ + if (rpcsvc_need_drc (req)) { + drc = req->svc->drc; + + LOCK (&drc->lock); + reply = rpcsvc_drc_lookup (req); + + /* retransmission of completed request, send cached reply */ + if (reply && reply->state == DRC_OP_CACHED) { + gf_log (GF_RPCSVC, GF_LOG_INFO, "duplicate request:" + " XID: 0x%x", req->xid); + ret = rpcsvc_send_cached_reply (req, reply); + drc->cache_hits++; + UNLOCK (&drc->lock); + goto out; + + } /* retransmitted request, original op in transit, drop it */ + else if (reply && reply->state == DRC_OP_IN_TRANSIT) { + gf_log (GF_RPCSVC, GF_LOG_INFO, "op in transit," + " discarding. XID: 0x%x", req->xid); + ret = 0; + drc->intransit_hits++; + rpcsvc_request_destroy (req); + UNLOCK (&drc->lock); + goto out; + + } /* fresh request, cache it as in-transit and proceed */ + else { + ret = rpcsvc_cache_request (req); + } + UNLOCK (&drc->lock); + } + + if (req->rpc_err == SUCCESS) { + /* Before going to xlator code, set the THIS properly */ + THIS = svc->mydata; + + actor_fn = actor->actor; + + if (!actor_fn) { + rpcsvc_request_seterr (req, PROC_UNAVAIL); + /* LOG TODO: print more info about procnum, + prognum etc, also print transport info */ + gf_log (GF_RPCSVC, GF_LOG_ERROR, + "No vectored handler present"); + ret = RPCSVC_ACTOR_ERROR; + goto err_reply; + } + + if (req->synctask) { + if (msg->hdr_iobuf) + req->hdr_iobuf = iobuf_ref (msg->hdr_iobuf); + + ret = synctask_new (THIS->ctx->env, + (synctask_fn_t) actor_fn, + rpcsvc_check_and_reply_error, NULL, + req); + } else { + ret = actor_fn (req); + } + } + +err_reply: + + ret = rpcsvc_check_and_reply_error (ret, NULL, req); + /* No need to propagate error beyond this function since the reply + * has now been queued. */ + ret = 0; + +out: + return ret; +} + + +int +rpcsvc_handle_disconnect (rpcsvc_t *svc, rpc_transport_t *trans) +{ + rpcsvc_event_t event; + rpcsvc_notify_wrapper_t *wrappers = NULL, *wrapper; + int32_t ret = -1, i = 0, wrapper_count = 0; + rpcsvc_listener_t *listener = NULL; + + event = (trans->listener == NULL) ? RPCSVC_EVENT_LISTENER_DEAD + : RPCSVC_EVENT_DISCONNECT; + + pthread_mutex_lock (&svc->rpclock); + { + if (!svc->notify_count) + goto unlock; + + wrappers = GF_CALLOC (svc->notify_count, sizeof (*wrapper), + gf_common_mt_rpcsvc_wrapper_t); + if (!wrappers) { + goto unlock; + } + + list_for_each_entry (wrapper, &svc->notify, list) { + if (wrapper->notify) { + wrappers[i++] = *wrapper; + } + } + + wrapper_count = i; + } +unlock: + pthread_mutex_unlock (&svc->rpclock); + + if (wrappers) { + for (i = 0; i < wrapper_count; i++) { + wrappers[i].notify (svc, wrappers[i].data, + event, trans); + } + + GF_FREE (wrappers); + } + + if (event == RPCSVC_EVENT_LISTENER_DEAD) { + listener = rpcsvc_get_listener (svc, -1, trans->listener); + rpcsvc_listener_destroy (listener); + } + + return ret; +} + + +int +rpcsvc_notify (rpc_transport_t *trans, void *mydata, + rpc_transport_event_t event, void *data, ...) +{ + int ret = -1; + rpc_transport_pollin_t *msg = NULL; + rpc_transport_t *new_trans = NULL; + rpcsvc_t *svc = NULL; + rpcsvc_listener_t *listener = NULL; + + svc = mydata; + if (svc == NULL) { + goto out; + } + + switch (event) { + case RPC_TRANSPORT_ACCEPT: + new_trans = data; + ret = rpcsvc_accept (svc, trans, new_trans); + break; + + case RPC_TRANSPORT_DISCONNECT: + ret = rpcsvc_handle_disconnect (svc, trans); + break; + + case RPC_TRANSPORT_MSG_RECEIVED: + msg = data; + ret = rpcsvc_handle_rpc_call (svc, trans, msg); + break; + + case RPC_TRANSPORT_MSG_SENT: + ret = 0; + break; + + case RPC_TRANSPORT_CONNECT: + /* do nothing, no need for rpcsvc to handle this, client should + * handle this event + */ + /* print info about transport too : LOG TODO */ + gf_log ("rpcsvc", GF_LOG_CRITICAL, + "got CONNECT event, which should have not come"); + ret = 0; + break; + + case RPC_TRANSPORT_CLEANUP: + listener = rpcsvc_get_listener (svc, -1, trans->listener); + if (listener == NULL) { + goto out; + } + + rpcsvc_program_notify (listener, RPCSVC_EVENT_TRANSPORT_DESTROY, + trans); + ret = 0; + break; + + case RPC_TRANSPORT_MAP_XID_REQUEST: + /* FIXME: think about this later */ + gf_log ("rpcsvc", GF_LOG_CRITICAL, + "got MAP_XID event, which should have not come"); + ret = 0; + break; + } + +out: + return ret; +} + + +/* Given the RPC reply structure and the payload handed by the RPC program, + * encode the RPC record header into the buffer pointed by recordstart. + */ +struct iovec +rpcsvc_record_build_header (char *recordstart, size_t rlen, + struct rpc_msg reply, size_t payload) +{ + struct iovec replyhdr; + struct iovec txrecord = {0, 0}; + size_t fraglen = 0; + int ret = -1; + + /* After leaving aside the 4 bytes for the fragment header, lets + * encode the RPC reply structure into the buffer given to us. + */ + ret = rpc_reply_to_xdr (&reply, recordstart, rlen, &replyhdr); + if (ret == -1) { + gf_log (GF_RPCSVC, GF_LOG_WARNING, "Failed to create RPC reply"); + goto err; + } + + fraglen = payload + replyhdr.iov_len; + gf_log (GF_RPCSVC, GF_LOG_TRACE, "Reply fraglen %zu, payload: %zu, " + "rpc hdr: %zu", fraglen, payload, replyhdr.iov_len); + + txrecord.iov_base = recordstart; + + /* Remember, this is only the vec for the RPC header and does not + * include the payload above. We needed the payload only to calculate + * the size of the full fragment. This size is sent in the fragment + * header. + */ + txrecord.iov_len = replyhdr.iov_len; +err: + return txrecord; +} + +static inline int +rpcsvc_get_callid (rpcsvc_t *rpc) +{ + return GF_UNIVERSAL_ANSWER; +} + +int +rpcsvc_fill_callback (int prognum, int progver, int procnum, int payload, + uint64_t xid, struct rpc_msg *request) +{ + int ret = -1; + + if (!request) { + goto out; + } + + memset (request, 0, sizeof (*request)); + + request->rm_xid = xid; + request->rm_direction = CALL; + + request->rm_call.cb_rpcvers = 2; + request->rm_call.cb_prog = prognum; + request->rm_call.cb_vers = progver; + request->rm_call.cb_proc = procnum; + + request->rm_call.cb_cred.oa_flavor = AUTH_NONE; + request->rm_call.cb_cred.oa_base = NULL; + request->rm_call.cb_cred.oa_length = 0; + + request->rm_call.cb_verf.oa_flavor = AUTH_NONE; + request->rm_call.cb_verf.oa_base = NULL; + request->rm_call.cb_verf.oa_length = 0; + + ret = 0; +out: + return ret; +} + + +struct iovec +rpcsvc_callback_build_header (char *recordstart, size_t rlen, + struct rpc_msg *request, size_t payload) +{ + struct iovec requesthdr = {0, }; + struct iovec txrecord = {0, 0}; + int ret = -1; + size_t fraglen = 0; + + ret = rpc_request_to_xdr (request, recordstart, rlen, &requesthdr); + if (ret == -1) { + gf_log ("rpcsvc", GF_LOG_WARNING, + "Failed to create RPC request"); + goto out; + } + + fraglen = payload + requesthdr.iov_len; + gf_log ("rpcsvc", GF_LOG_TRACE, "Request fraglen %zu, payload: %zu, " + "rpc hdr: %zu", fraglen, payload, requesthdr.iov_len); + + txrecord.iov_base = recordstart; + + /* Remember, this is only the vec for the RPC header and does not + * include the payload above. We needed the payload only to calculate + * the size of the full fragment. This size is sent in the fragment + * header. + */ + txrecord.iov_len = requesthdr.iov_len; + +out: + return txrecord; +} + +struct iobuf * +rpcsvc_callback_build_record (rpcsvc_t *rpc, int prognum, int progver, + int procnum, size_t payload, uint64_t xid, + struct iovec *recbuf) +{ + struct rpc_msg request = {0, }; + struct iobuf *request_iob = NULL; + char *record = NULL; + struct iovec recordhdr = {0, }; + size_t pagesize = 0; + size_t xdr_size = 0; + int ret = -1; + + if ((!rpc) || (!recbuf)) { + goto out; + } + + /* Fill the rpc structure and XDR it into the buffer got above. */ + ret = rpcsvc_fill_callback (prognum, progver, procnum, payload, xid, + &request); + if (ret == -1) { + gf_log ("rpcsvc", GF_LOG_WARNING, "cannot build a rpc-request " + "xid (%"PRIu64")", xid); + goto out; + } + + /* First, try to get a pointer into the buffer which the RPC + * layer can use. + */ + xdr_size = xdr_sizeof ((xdrproc_t)xdr_callmsg, &request); + + request_iob = iobuf_get2 (rpc->ctx->iobuf_pool, (xdr_size + payload)); + if (!request_iob) { + goto out; + } + + pagesize = iobuf_pagesize (request_iob); + + record = iobuf_ptr (request_iob); /* Now we have it. */ + + recordhdr = rpcsvc_callback_build_header (record, pagesize, &request, + payload); + + if (!recordhdr.iov_base) { + gf_log ("rpc-clnt", GF_LOG_ERROR, "Failed to build record " + " header"); + iobuf_unref (request_iob); + request_iob = NULL; + recbuf->iov_base = NULL; + goto out; + } + + recbuf->iov_base = recordhdr.iov_base; + recbuf->iov_len = recordhdr.iov_len; + +out: + return request_iob; +} + +int +rpcsvc_callback_submit (rpcsvc_t *rpc, rpc_transport_t *trans, + rpcsvc_cbk_program_t *prog, int procnum, + struct iovec *proghdr, int proghdrcount) +{ + struct iobuf *request_iob = NULL; + struct iovec rpchdr = {0,}; + rpc_transport_req_t req; + int ret = -1; + int proglen = 0; + uint64_t callid = 0; + + if (!rpc) { + goto out; + } + + memset (&req, 0, sizeof (req)); + + callid = rpcsvc_get_callid (rpc); + + if (proghdr) { + proglen += iov_length (proghdr, proghdrcount); + } + + request_iob = rpcsvc_callback_build_record (rpc, prog->prognum, + prog->progver, procnum, + proglen, callid, + &rpchdr); + if (!request_iob) { + gf_log ("rpcsvc", GF_LOG_WARNING, + "cannot build rpc-record"); + goto out; + } + + req.msg.rpchdr = &rpchdr; + req.msg.rpchdrcount = 1; + req.msg.proghdr = proghdr; + req.msg.proghdrcount = proghdrcount; + + ret = rpc_transport_submit_request (trans, &req); + if (ret == -1) { + gf_log ("rpcsvc", GF_LOG_WARNING, + "transmission of rpc-request failed"); + goto out; + } + + ret = 0; + +out: + iobuf_unref (request_iob); + + return ret; +} + +int +rpcsvc_transport_submit (rpc_transport_t *trans, struct iovec *rpchdr, + int rpchdrcount, struct iovec *proghdr, + int proghdrcount, struct iovec *progpayload, + int progpayloadcount, struct iobref *iobref, + void *priv) +{ + int ret = -1; + rpc_transport_reply_t reply = {{0, }}; + + if ((!trans) || (!rpchdr) || (!rpchdr->iov_base)) { + goto out; + } + + reply.msg.rpchdr = rpchdr; + reply.msg.rpchdrcount = rpchdrcount; + reply.msg.proghdr = proghdr; + reply.msg.proghdrcount = proghdrcount; + reply.msg.progpayload = progpayload; + reply.msg.progpayloadcount = progpayloadcount; + reply.msg.iobref = iobref; + reply.private = priv; + + ret = rpc_transport_submit_reply (trans, &reply); + +out: + return ret; +} + + +int +rpcsvc_fill_reply (rpcsvc_request_t *req, struct rpc_msg *reply) +{ + int ret = -1; + rpcsvc_program_t *prog = NULL; + if ((!req) || (!reply)) + goto out; + + ret = 0; + rpc_fill_empty_reply (reply, req->xid); + if (req->rpc_status == MSG_DENIED) { + rpc_fill_denied_reply (reply, req->rpc_err, req->auth_err); + goto out; + } + + prog = rpcsvc_request_program (req); + + if (req->rpc_status == MSG_ACCEPTED) + rpc_fill_accepted_reply (reply, req->rpc_err, + (prog) ? prog->proglowvers : 0, + (prog) ? prog->proghighvers: 0, + req->verf.flavour, req->verf.datalen, + req->verf.authdata); + else + gf_log (GF_RPCSVC, GF_LOG_ERROR, "Invalid rpc_status value"); + +out: + return ret; +} + + +/* Given a request and the reply payload, build a reply and encodes the reply + * into a record header. This record header is encoded into the vector pointed + * to be recbuf. + * msgvec is the buffer that points to the payload of the RPC program. + * This buffer can be NULL, if an RPC error reply is being constructed. + * The only reason it is needed here is that in case the buffer is provided, + * we should account for the length of that buffer in the RPC fragment header. + */ +struct iobuf * +rpcsvc_record_build_record (rpcsvc_request_t *req, size_t payload, + size_t hdrlen, struct iovec *recbuf) +{ + struct rpc_msg reply; + struct iobuf *replyiob = NULL; + char *record = NULL; + struct iovec recordhdr = {0, }; + size_t pagesize = 0; + size_t xdr_size = 0; + rpcsvc_t *svc = NULL; + int ret = -1; + + if ((!req) || (!req->trans) || (!req->svc) || (!recbuf)) + return NULL; + + svc = req->svc; + + /* Fill the rpc structure and XDR it into the buffer got above. */ + ret = rpcsvc_fill_reply (req, &reply); + if (ret) + goto err_exit; + + xdr_size = xdr_sizeof ((xdrproc_t)xdr_replymsg, &reply); + + /* Payload would include 'readv' size etc too, where as + that comes as another payload iobuf */ + replyiob = iobuf_get2 (svc->ctx->iobuf_pool, (xdr_size + hdrlen)); + if (!replyiob) { + goto err_exit; + } + + pagesize = iobuf_pagesize (replyiob); + + record = iobuf_ptr (replyiob); /* Now we have it. */ + + recordhdr = rpcsvc_record_build_header (record, pagesize, reply, + payload); + if (!recordhdr.iov_base) { + gf_log (GF_RPCSVC, GF_LOG_ERROR, "Failed to build record " + " header"); + iobuf_unref (replyiob); + replyiob = NULL; + recbuf->iov_base = NULL; + goto err_exit; + } + + recbuf->iov_base = recordhdr.iov_base; + recbuf->iov_len = recordhdr.iov_len; +err_exit: + return replyiob; +} + + +/* + * The function to submit a program message to the RPC service. + * This message is added to the transmission queue of the + * conn. + * + * Program callers are not expected to use the msgvec->iov_base + * address for anything else. + * Nor are they expected to free it once this function returns. + * Once the transmission of the buffer is completed by the RPC service, + * the memory area as referenced through @msg will be unrefed. + * If a higher layer does not want anything to do with this iobuf + * after this function returns, it should call unref on it. For keeping + * it around till the transmission is actually complete, rpcsvc also refs it. + * * + * If this function returns an error by returning -1, the + * higher layer programs should assume that a disconnection happened + * and should know that the conn memory area as well as the req structure + * has been freed internally. + * + * For now, this function assumes that a submit is always called + * to send a new record. Later, if there is a situation where different + * buffers for the same record come from different sources, then we'll + * need to change this code to account for multiple submit calls adding + * the buffers into a single record. + */ + +int +rpcsvc_submit_generic (rpcsvc_request_t *req, struct iovec *proghdr, + int hdrcount, struct iovec *payload, int payloadcount, + struct iobref *iobref) +{ + int ret = -1, i = 0; + struct iobuf *replyiob = NULL; + struct iovec recordhdr = {0, }; + rpc_transport_t *trans = NULL; + size_t msglen = 0; + size_t hdrlen = 0; + char new_iobref = 0; + rpcsvc_drc_globals_t *drc = NULL; + + if ((!req) || (!req->trans)) + return -1; + + trans = req->trans; + + for (i = 0; i < hdrcount; i++) { + msglen += proghdr[i].iov_len; + } + + for (i = 0; i < payloadcount; i++) { + msglen += payload[i].iov_len; + } + + gf_log (GF_RPCSVC, GF_LOG_TRACE, "Tx message: %zu", msglen); + + /* Build the buffer containing the encoded RPC reply. */ + replyiob = rpcsvc_record_build_record (req, msglen, hdrlen, &recordhdr); + if (!replyiob) { + gf_log (GF_RPCSVC, GF_LOG_ERROR,"Reply record creation failed"); + goto disconnect_exit; + } + + if (!iobref) { + iobref = iobref_new (); + if (!iobref) { + goto disconnect_exit; + } + + new_iobref = 1; + } + + iobref_add (iobref, replyiob); + + /* cache the request in the duplicate request cache for appropriate ops */ + if (req->reply) { + drc = req->svc->drc; + + LOCK (&drc->lock); + ret = rpcsvc_cache_reply (req, iobref, &recordhdr, 1, + proghdr, hdrcount, + payload, payloadcount); + UNLOCK (&drc->lock); + } + + ret = rpcsvc_transport_submit (trans, &recordhdr, 1, proghdr, hdrcount, + payload, payloadcount, iobref, + req->trans_private); + + if (ret == -1) { + gf_log (GF_RPCSVC, GF_LOG_ERROR, "failed to submit message " + "(XID: 0x%x, Program: %s, ProgVers: %d, Proc: %d) to " + "rpc-transport (%s)", req->xid, + req->prog ? req->prog->progname : "(not matched)", + req->prog ? req->prog->progver : 0, + req->procnum, trans->name); + } else { + gf_log (GF_RPCSVC, GF_LOG_TRACE, + "submitted reply for rpc-message (XID: 0x%x, " + "Program: %s, ProgVers: %d, Proc: %d) to rpc-transport " + "(%s)", req->xid, req->prog ? req->prog->progname: "-", + req->prog ? req->prog->progver : 0, + req->procnum, trans->name); + } + +disconnect_exit: + if (replyiob) { + iobuf_unref (replyiob); + } + + if (new_iobref) { + iobref_unref (iobref); + } + + rpcsvc_request_destroy (req); + + return ret; +} + + +int +rpcsvc_error_reply (rpcsvc_request_t *req) +{ + struct iovec dummyvec = {0, }; + + if (!req) + return -1; + + gf_log_callingfn ("", GF_LOG_DEBUG, "sending a RPC error reply"); + + /* At this point the req should already have been filled with the + * appropriate RPC error numbers. + */ + return rpcsvc_submit_generic (req, &dummyvec, 0, NULL, 0, NULL); +} + + +/* Register the program with the local portmapper service. */ +inline int +rpcsvc_program_register_portmap (rpcsvc_program_t *newprog, uint32_t port) +{ + int ret = -1; /* FAIL */ + + if (!newprog) { + goto out; + } + + /* pmap_set() returns 0 for FAIL and 1 for SUCCESS */ + if (!(pmap_set (newprog->prognum, newprog->progver, IPPROTO_TCP, + port))) { + gf_log (GF_RPCSVC, GF_LOG_ERROR, "Could not register with" + " portmap"); + goto out; + } + + ret = 0; /* SUCCESS */ +out: + return ret; +} + + +inline int +rpcsvc_program_unregister_portmap (rpcsvc_program_t *prog) +{ + int ret = -1; + + if (!prog) + goto out; + + if (!(pmap_unset(prog->prognum, prog->progver))) { + gf_log (GF_RPCSVC, GF_LOG_ERROR, "Could not unregister with" + " portmap"); + goto out; + } + + ret = 0; +out: + return ret; +} + +int +rpcsvc_register_portmap_enabled (rpcsvc_t *svc) +{ + return svc->register_portmap; +} + +int32_t +rpcsvc_get_listener_port (rpcsvc_listener_t *listener) +{ + int32_t listener_port = -1; + + if ((listener == NULL) || (listener->trans == NULL)) { + goto out; + } + + switch (listener->trans->myinfo.sockaddr.ss_family) { + case AF_INET: + listener_port = ((struct sockaddr_in *)&listener->trans->myinfo.sockaddr)->sin_port; + break; + + case AF_INET6: + listener_port = ((struct sockaddr_in6 *)&listener->trans->myinfo.sockaddr)->sin6_port; + break; + + default: + gf_log (GF_RPCSVC, GF_LOG_DEBUG, + "invalid address family (%d)", + listener->trans->myinfo.sockaddr.ss_family); + goto out; + } + + listener_port = ntohs (listener_port); + +out: + return listener_port; +} + + +rpcsvc_listener_t * +rpcsvc_get_listener (rpcsvc_t *svc, uint16_t port, rpc_transport_t *trans) +{ + rpcsvc_listener_t *listener = NULL; + char found = 0; + uint32_t listener_port = 0; + + if (!svc) { + goto out; + } + + pthread_mutex_lock (&svc->rpclock); + { + list_for_each_entry (listener, &svc->listeners, list) { + if (trans != NULL) { + if (listener->trans == trans) { + found = 1; + break; + } + + continue; + } + + listener_port = rpcsvc_get_listener_port (listener); + if (listener_port == -1) { + gf_log (GF_RPCSVC, GF_LOG_ERROR, + "invalid port for listener %s", + listener->trans->name); + continue; + } + + if (listener_port == port) { + found = 1; + break; + } + } + } + pthread_mutex_unlock (&svc->rpclock); + + if (!found) { + listener = NULL; + } + +out: + return listener; +} + + +/* The only difference between the generic submit and this one is that the + * generic submit is also used for submitting RPC error replies in where there + * are no payloads so the msgvec and msgbuf can be NULL. + * Since RPC programs should be using this function along with their payloads + * we must perform NULL checks before calling the generic submit. + */ +int +rpcsvc_submit_message (rpcsvc_request_t *req, struct iovec *proghdr, + int hdrcount, struct iovec *payload, int payloadcount, + struct iobref *iobref) +{ + if ((!req) || (!req->trans) || (!proghdr) || (!proghdr->iov_base)) + return -1; + + return rpcsvc_submit_generic (req, proghdr, hdrcount, payload, + payloadcount, iobref); +} + + +int +rpcsvc_program_unregister (rpcsvc_t *svc, rpcsvc_program_t *program) +{ + int ret = -1; + rpcsvc_program_t *prog = NULL; + if (!svc || !program) { + goto out; + } + + ret = rpcsvc_program_unregister_portmap (program); + if (ret == -1) { + gf_log (GF_RPCSVC, GF_LOG_ERROR, "portmap unregistration of" + " program failed"); + goto out; + } + + pthread_mutex_lock (&svc->rpclock); + { + list_for_each_entry (prog, &svc->programs, program) { + if ((prog->prognum == program->prognum) + && (prog->progver == program->progver)) { + break; + } + } + } + pthread_mutex_unlock (&svc->rpclock); + + if (prog == NULL) { + ret = -1; + goto out; + } + + gf_log (GF_RPCSVC, GF_LOG_DEBUG, "Program unregistered: %s, Num: %d," + " Ver: %d, Port: %d", prog->progname, prog->prognum, + prog->progver, prog->progport); + + pthread_mutex_lock (&svc->rpclock); + { + list_del_init (&prog->program); + } + pthread_mutex_unlock (&svc->rpclock); + + ret = 0; +out: + if (ret == -1) { + gf_log (GF_RPCSVC, GF_LOG_ERROR, "Program unregistration failed" + ": %s, Num: %d, Ver: %d, Port: %d", program->progname, + program->prognum, program->progver, program->progport); + } + + return ret; +} + + +inline int +rpcsvc_transport_peername (rpc_transport_t *trans, char *hostname, int hostlen) +{ + if (!trans) { + return -1; + } + + return rpc_transport_get_peername (trans, hostname, hostlen); +} + + +inline int +rpcsvc_transport_peeraddr (rpc_transport_t *trans, char *addrstr, int addrlen, + struct sockaddr_storage *sa, socklen_t sasize) +{ + if (!trans) { + return -1; + } + + return rpc_transport_get_peeraddr(trans, addrstr, addrlen, sa, + sasize); +} + + +rpc_transport_t * +rpcsvc_transport_create (rpcsvc_t *svc, dict_t *options, char *name) +{ + int ret = -1; + rpc_transport_t *trans = NULL; + + trans = rpc_transport_load (svc->ctx, options, name); + if (!trans) { + gf_log (GF_RPCSVC, GF_LOG_WARNING, "cannot create listener, " + "initing the transport failed"); + goto out; + } + + ret = rpc_transport_listen (trans); + if (ret == -1) { + gf_log (GF_RPCSVC, GF_LOG_WARNING, + "listening on transport failed"); + goto out; + } + + ret = rpc_transport_register_notify (trans, rpcsvc_notify, svc); + if (ret == -1) { + gf_log (GF_RPCSVC, GF_LOG_WARNING, "registering notify failed"); + goto out; + } + + ret = 0; +out: + if ((ret == -1) && (trans)) { + rpc_transport_disconnect (trans); + trans = NULL; + } + + return trans; +} + +rpcsvc_listener_t * +rpcsvc_listener_alloc (rpcsvc_t *svc, rpc_transport_t *trans) +{ + rpcsvc_listener_t *listener = NULL; + + listener = GF_CALLOC (1, sizeof (*listener), + gf_common_mt_rpcsvc_listener_t); + if (!listener) { + goto out; + } + + listener->trans = trans; + listener->svc = svc; + + INIT_LIST_HEAD (&listener->list); + + pthread_mutex_lock (&svc->rpclock); + { + list_add_tail (&listener->list, &svc->listeners); + } + pthread_mutex_unlock (&svc->rpclock); +out: + return listener; +} + + +int32_t +rpcsvc_create_listener (rpcsvc_t *svc, dict_t *options, char *name) +{ + rpc_transport_t *trans = NULL; + rpcsvc_listener_t *listener = NULL; + int32_t ret = -1; + + if (!svc || !options) { + goto out; + } + + trans = rpcsvc_transport_create (svc, options, name); + if (!trans) { + /* LOG TODO */ + goto out; + } + + listener = rpcsvc_listener_alloc (svc, trans); + if (listener == NULL) { + goto out; + } + + ret = 0; +out: + if (!listener && trans) { + rpc_transport_disconnect (trans); + } + + return ret; +} + + +int32_t +rpcsvc_create_listeners (rpcsvc_t *svc, dict_t *options, char *name) +{ + int32_t ret = -1, count = 0; + data_t *data = NULL; + char *str = NULL, *ptr = NULL, *transport_name = NULL; + char *transport_type = NULL, *saveptr = NULL, *tmp = NULL; + + if ((svc == NULL) || (options == NULL) || (name == NULL)) { + goto out; + } + + data = dict_get (options, "transport-type"); + if (data == NULL) { + gf_log (GF_RPCSVC, GF_LOG_ERROR, + "option transport-type not set"); + goto out; + } + + transport_type = data_to_str (data); + if (transport_type == NULL) { + gf_log (GF_RPCSVC, GF_LOG_ERROR, + "option transport-type not set"); + goto out; + } + + /* duplicate transport_type, since following dict_set will free it */ + transport_type = gf_strdup (transport_type); + if (transport_type == NULL) { + goto out; + } + + str = gf_strdup (transport_type); + if (str == NULL) { + goto out; + } + + ptr = strtok_r (str, ",", &saveptr); + + while (ptr != NULL) { + tmp = gf_strdup (ptr); + if (tmp == NULL) { + goto out; + } + + ret = gf_asprintf (&transport_name, "%s.%s", tmp, name); + if (ret == -1) { + goto out; + } + + ret = dict_set_dynstr (options, "transport-type", tmp); + if (ret == -1) { + goto out; + } + + tmp = NULL; + ptr = strtok_r (NULL, ",", &saveptr); + + ret = rpcsvc_create_listener (svc, options, transport_name); + if (ret != 0) { + goto out; + } + + GF_FREE (transport_name); + transport_name = NULL; + count++; + } + + ret = dict_set_dynstr (options, "transport-type", transport_type); + if (ret == -1) { + goto out; + } + + transport_type = NULL; + +out: + GF_FREE (str); + + GF_FREE (transport_type); + + GF_FREE (tmp); + + GF_FREE (transport_name); + + return count; +} + + +int +rpcsvc_unregister_notify (rpcsvc_t *svc, rpcsvc_notify_t notify, void *mydata) +{ + rpcsvc_notify_wrapper_t *wrapper = NULL, *tmp = NULL; + int ret = 0; + + if (!svc || !notify) { + goto out; + } + + pthread_mutex_lock (&svc->rpclock); + { + list_for_each_entry_safe (wrapper, tmp, &svc->notify, list) { + if ((wrapper->notify == notify) + && (mydata == wrapper->data)) { + list_del_init (&wrapper->list); + GF_FREE (wrapper); + ret++; + } + } + } + pthread_mutex_unlock (&svc->rpclock); + +out: + return ret; +} + +int +rpcsvc_register_notify (rpcsvc_t *svc, rpcsvc_notify_t notify, void *mydata) +{ + rpcsvc_notify_wrapper_t *wrapper = NULL; + int ret = -1; + + wrapper = rpcsvc_notify_wrapper_alloc (); + if (!wrapper) { + goto out; + } + svc->mydata = mydata; /* this_xlator */ + wrapper->data = mydata; + wrapper->notify = notify; + + pthread_mutex_lock (&svc->rpclock); + { + list_add_tail (&wrapper->list, &svc->notify); + svc->notify_count++; + } + pthread_mutex_unlock (&svc->rpclock); + + ret = 0; +out: + return ret; +} + + +inline int +rpcsvc_program_register (rpcsvc_t *svc, rpcsvc_program_t *program) +{ + int ret = -1; + rpcsvc_program_t *newprog = NULL; + char already_registered = 0; + + if (!svc) { + goto out; + } + + if (program->actors == NULL) { + goto out; + } + + pthread_mutex_lock (&svc->rpclock); + { + list_for_each_entry (newprog, &svc->programs, program) { + if ((newprog->prognum == program->prognum) + && (newprog->progver == program->progver)) { + already_registered = 1; + break; + } + } + } + pthread_mutex_unlock (&svc->rpclock); + + if (already_registered) { + ret = 0; + goto out; + } + + newprog = GF_CALLOC (1, sizeof(*newprog),gf_common_mt_rpcsvc_program_t); + if (newprog == NULL) { + goto out; + } + + memcpy (newprog, program, sizeof (*program)); + + INIT_LIST_HEAD (&newprog->program); + + pthread_mutex_lock (&svc->rpclock); + { + list_add_tail (&newprog->program, &svc->programs); + } + pthread_mutex_unlock (&svc->rpclock); + + ret = 0; + gf_log (GF_RPCSVC, GF_LOG_DEBUG, "New program registered: %s, Num: %d," + " Ver: %d, Port: %d", newprog->progname, newprog->prognum, + newprog->progver, newprog->progport); + +out: + if (ret == -1) { + gf_log (GF_RPCSVC, GF_LOG_ERROR, "Program registration failed:" + " %s, Num: %d, Ver: %d, Port: %d", program->progname, + program->prognum, program->progver, program->progport); + } + + return ret; +} + +static void +free_prog_details (gf_dump_rsp *rsp) +{ + gf_prog_detail *prev = NULL; + gf_prog_detail *trav = NULL; + + trav = rsp->prog; + while (trav) { + prev = trav; + trav = trav->next; + GF_FREE (prev); + } +} + +static int +build_prog_details (rpcsvc_request_t *req, gf_dump_rsp *rsp) +{ + int ret = -1; + rpcsvc_program_t *program = NULL; + gf_prog_detail *prog = NULL; + gf_prog_detail *prev = NULL; + + if (!req || !req->trans || !req->svc) + goto out; + + list_for_each_entry (program, &req->svc->programs, program) { + prog = GF_CALLOC (1, sizeof (*prog), 0); + if (!prog) + goto out; + prog->progname = program->progname; + prog->prognum = program->prognum; + prog->progver = program->progver; + if (!rsp->prog) + rsp->prog = prog; + if (prev) + prev->next = prog; + prev = prog; + } + if (prev) + ret = 0; +out: + return ret; +} + +static int +rpcsvc_dump (rpcsvc_request_t *req) +{ + char rsp_buf[8 * 1024] = {0,}; + gf_dump_rsp rsp = {0,}; + struct iovec iov = {0,}; + int op_errno = EINVAL; + int ret = -1; + uint32_t dump_rsp_len = 0; + + if (!req) + goto sendrsp; + + ret = build_prog_details (req, &rsp); + if (ret < 0) { + op_errno = -ret; + goto sendrsp; + } + + op_errno = 0; + +sendrsp: + rsp.op_errno = gf_errno_to_error (op_errno); + rsp.op_ret = ret; + + dump_rsp_len = xdr_sizeof ((xdrproc_t) xdr_gf_dump_rsp, + &rsp); + + iov.iov_base = rsp_buf; + iov.iov_len = dump_rsp_len; + + ret = xdr_serialize_generic (iov, &rsp, (xdrproc_t)xdr_gf_dump_rsp); + if (ret < 0) { + ret = RPCSVC_ACTOR_ERROR; + } else { + rpcsvc_submit_generic (req, &iov, 1, NULL, 0, NULL); + ret = 0; + } + + free_prog_details (&rsp); + + return ret; +} + +int +rpcsvc_init_options (rpcsvc_t *svc, dict_t *options) +{ + char *optstr = NULL; + int ret = -1; + + if ((!svc) || (!options)) + return -1; + + svc->memfactor = RPCSVC_DEFAULT_MEMFACTOR; + + svc->register_portmap = _gf_true; + if (dict_get (options, "rpc.register-with-portmap")) { + ret = dict_get_str (options, "rpc.register-with-portmap", + &optstr); + if (ret < 0) { + gf_log (GF_RPCSVC, GF_LOG_ERROR, "Failed to parse " + "dict"); + goto out; + } + + ret = gf_string2boolean (optstr, &svc->register_portmap); + if (ret < 0) { + gf_log (GF_RPCSVC, GF_LOG_ERROR, "Failed to parse bool " + "string"); + goto out; + } + } + + if (!svc->register_portmap) + gf_log (GF_RPCSVC, GF_LOG_DEBUG, "Portmap registration " + "disabled"); + + ret = rpcsvc_set_outstanding_rpc_limit (svc, options); +out: + return ret; +} + +int +rpcsvc_reconfigure_options (rpcsvc_t *svc, dict_t *options) +{ + xlator_t *xlator = NULL; + xlator_list_t *volentry = NULL; + char *srchkey = NULL; + char *keyval = NULL; + int ret = -1; + + if ((!svc) || (!svc->options) || (!options)) + return (-1); + + /* Fetch the xlator from svc */ + xlator = (xlator_t *) svc->mydata; + if (!xlator) + return (-1); + + /* Reconfigure the volume specific rpc-auth.addr allow part */ + volentry = xlator->children; + while (volentry) { + ret = gf_asprintf (&srchkey, "rpc-auth.addr.%s.allow", + volentry->xlator->name); + if (ret == -1) { + gf_log (GF_RPCSVC, GF_LOG_ERROR, "asprintf failed"); + return (-1); + } + + /* If found the srchkey, delete old key/val pair + * and set the key with new value. + */ + if (!dict_get_str (options, srchkey, &keyval)) { + dict_del (svc->options, srchkey); + ret = dict_set_str (svc->options, srchkey, keyval); + if (ret < 0) { + gf_log (GF_RPCSVC, GF_LOG_ERROR, + "dict_set_str error"); + GF_FREE (srchkey); + return (-1); + } + } + + GF_FREE (srchkey); + volentry = volentry->next; + } + + /* Reconfigure the volume specific rpc-auth.addr reject part */ + volentry = xlator->children; + while (volentry) { + ret = gf_asprintf (&srchkey, "rpc-auth.addr.%s.reject", + volentry->xlator->name); + if (ret == -1) { + gf_log (GF_RPCSVC, GF_LOG_ERROR, "asprintf failed"); + return (-1); + } + + /* If found the srchkey, delete old key/val pair + * and set the key with new value. + */ + if (!dict_get_str (options, srchkey, &keyval)) { + dict_del (svc->options, srchkey); + ret = dict_set_str (svc->options, srchkey, keyval); + if (ret < 0) { + gf_log (GF_RPCSVC, GF_LOG_ERROR, + "dict_set_str error"); + GF_FREE (srchkey); + return (-1); + } + } + + GF_FREE (srchkey); + volentry = volentry->next; + } + + ret = rpcsvc_init_options (svc, options); + if (ret) + return (-1); + + return rpcsvc_auth_reconf (svc, options); +} + +int +rpcsvc_transport_unix_options_build (dict_t **options, char *filepath) +{ + dict_t *dict = NULL; + char *fpath = NULL; + int ret = -1; + + GF_ASSERT (filepath); + GF_ASSERT (options); + + dict = dict_new (); + if (!dict) + goto out; + + fpath = gf_strdup (filepath); + if (!fpath) { + ret = -1; + goto out; + } + + ret = dict_set_dynstr (dict, "transport.socket.listen-path", fpath); + if (ret) + goto out; + + ret = dict_set_str (dict, "transport.address-family", "unix"); + if (ret) + goto out; + + ret = dict_set_str (dict, "transport.socket.nodelay", "off"); + if (ret) + goto out; + + ret = dict_set_str (dict, "transport-type", "socket"); + if (ret) + goto out; + + *options = dict; +out: + if (ret) { + GF_FREE (fpath); + if (dict) + dict_unref (dict); + } + return ret; +} + +/* + * Reconfigure() the rpc.outstanding-rpc-limit param. + */ +int +rpcsvc_set_outstanding_rpc_limit (rpcsvc_t *svc, dict_t *options) +{ + int ret = -1; /* FAILURE */ + int rpclim = 0; + static char *rpclimkey = "rpc.outstanding-rpc-limit"; + + if ((!svc) || (!options)) + return (-1); + + /* Reconfigure() the rpc.outstanding-rpc-limit param */ + ret = dict_get_int32 (options, rpclimkey, &rpclim); + if (ret < 0) { + /* Fall back to default for FAILURE */ + rpclim = RPCSVC_DEFAULT_OUTSTANDING_RPC_LIMIT; + } else { + /* SUCCESS: round off to multiple of 8. + * If the input value fails Boundary check, fall back to + * default i.e. RPCSVC_DEFAULT_OUTSTANDING_RPC_LIMIT. + * NB: value 0 is special, means its unset i.e. unlimited. + */ + rpclim = ((rpclim + 8 - 1) >> 3) * 8; + if (rpclim < RPCSVC_MIN_OUTSTANDING_RPC_LIMIT) { + rpclim = RPCSVC_DEFAULT_OUTSTANDING_RPC_LIMIT; + } else if (rpclim > RPCSVC_MAX_OUTSTANDING_RPC_LIMIT) { + rpclim = RPCSVC_MAX_OUTSTANDING_RPC_LIMIT; + } + } + + if (svc->outstanding_rpc_limit != rpclim) { + svc->outstanding_rpc_limit = rpclim; + gf_log (GF_RPCSVC, GF_LOG_INFO, + "Configured %s with value %d", + rpclimkey, rpclim); + } + + return (0); +} + +/* The global RPC service initializer. + */ +rpcsvc_t * +rpcsvc_init (xlator_t *xl, glusterfs_ctx_t *ctx, dict_t *options, + uint32_t poolcount) +{ + rpcsvc_t *svc = NULL; + int ret = -1; + + if ((!ctx) || (!options)) + return NULL; + + svc = GF_CALLOC (1, sizeof (*svc), gf_common_mt_rpcsvc_t); + if (!svc) + return NULL; + + pthread_mutex_init (&svc->rpclock, NULL); + INIT_LIST_HEAD (&svc->authschemes); + INIT_LIST_HEAD (&svc->notify); + INIT_LIST_HEAD (&svc->listeners); + INIT_LIST_HEAD (&svc->programs); + + ret = rpcsvc_init_options (svc, options); + if (ret == -1) { + gf_log (GF_RPCSVC, GF_LOG_ERROR, "Failed to init options"); + goto free_svc; + } + + if (!poolcount) + poolcount = RPCSVC_POOLCOUNT_MULT * svc->memfactor; + + gf_log (GF_RPCSVC, GF_LOG_TRACE, "rx pool: %d", poolcount); + svc->rxpool = mem_pool_new (rpcsvc_request_t, poolcount); + /* TODO: leak */ + if (!svc->rxpool) { + gf_log (GF_RPCSVC, GF_LOG_ERROR, "mem pool allocation failed"); + goto free_svc; + } + + ret = rpcsvc_auth_init (svc, options); + if (ret == -1) { + gf_log (GF_RPCSVC, GF_LOG_ERROR, "Failed to init " + "authentication"); + goto free_svc; + } + + ret = -1; + svc->options = options; + svc->ctx = ctx; + svc->mydata = xl; + gf_log (GF_RPCSVC, GF_LOG_DEBUG, "RPC service inited."); + + gluster_dump_prog.options = options; + + ret = rpcsvc_program_register (svc, &gluster_dump_prog); + if (ret) { + gf_log (GF_RPCSVC, GF_LOG_ERROR, + "failed to register DUMP program"); + goto free_svc; + } + + ret = 0; +free_svc: + if (ret == -1) { + GF_FREE (svc); + svc = NULL; + } + + return svc; +} + + +int +rpcsvc_transport_peer_check_search (dict_t *options, char *pattern, + char *ip, char *hostname) +{ + int ret = -1; + char *addrtok = NULL; + char *addrstr = NULL; + char *dup_addrstr = NULL; + char *svptr = NULL; + + if ((!options) || (!ip)) + return -1; + + ret = dict_get_str (options, pattern, &addrstr); + if (ret < 0) { + ret = -1; + goto err; + } + + if (!addrstr) { + ret = -1; + goto err; + } + + dup_addrstr = gf_strdup (addrstr); + addrtok = strtok_r (dup_addrstr, ",", &svptr); + while (addrtok) { + + /* CASEFOLD not present on Solaris */ +#ifdef FNM_CASEFOLD + ret = fnmatch (addrtok, ip, FNM_CASEFOLD); +#else + ret = fnmatch (addrtok, ip, 0); +#endif + if (ret == 0) + goto err; + + /* compare hostnames if applicable */ + if (hostname) { +#ifdef FNM_CASEFOLD + ret = fnmatch (addrtok, hostname, FNM_CASEFOLD); +#else + ret = fnmatch (addrtok, hostname, 0); +#endif + if (ret == 0) + goto err; + } + + addrtok = strtok_r (NULL, ",", &svptr); + } + + ret = -1; +err: + GF_FREE (dup_addrstr); + + return ret; +} + + +static int +rpcsvc_transport_peer_check_allow (dict_t *options, char *volname, + char *ip, char *hostname) +{ + int ret = RPCSVC_AUTH_DONTCARE; + char *srchstr = NULL; + + if ((!options) || (!ip) || (!volname)) + return ret; + + ret = gf_asprintf (&srchstr, "rpc-auth.addr.%s.allow", volname); + if (ret == -1) { + gf_log (GF_RPCSVC, GF_LOG_ERROR, "asprintf failed"); + ret = RPCSVC_AUTH_DONTCARE; + goto out; + } + + ret = rpcsvc_transport_peer_check_search (options, srchstr, + ip, hostname); + GF_FREE (srchstr); + + if (ret == 0) + ret = RPCSVC_AUTH_ACCEPT; + else + ret = RPCSVC_AUTH_REJECT; +out: + return ret; +} + +static int +rpcsvc_transport_peer_check_reject (dict_t *options, char *volname, + char *ip, char *hostname) +{ + int ret = RPCSVC_AUTH_DONTCARE; + char *srchstr = NULL; + + if ((!options) || (!ip) || (!volname)) + return ret; + + ret = gf_asprintf (&srchstr, "rpc-auth.addr.%s.reject", + volname); + if (ret == -1) { + gf_log (GF_RPCSVC, GF_LOG_ERROR, "asprintf failed"); + ret = RPCSVC_AUTH_REJECT; + goto out; + } + + ret = rpcsvc_transport_peer_check_search (options, srchstr, + ip, hostname); + GF_FREE (srchstr); + + if (ret == 0) + ret = RPCSVC_AUTH_REJECT; + else + ret = RPCSVC_AUTH_DONTCARE; +out: + return ret; +} + + +/* Combines rpc auth's allow and reject options. + * Order of checks is important. + * First, REJECT if either rejects. + * If neither rejects, ACCEPT if either accepts. + * If neither accepts, DONTCARE + */ +int +rpcsvc_combine_allow_reject_volume_check (int allow, int reject) +{ + if (allow == RPCSVC_AUTH_REJECT || + reject == RPCSVC_AUTH_REJECT) + return RPCSVC_AUTH_REJECT; + + if (allow == RPCSVC_AUTH_ACCEPT || + reject == RPCSVC_AUTH_ACCEPT) + return RPCSVC_AUTH_ACCEPT; + + return RPCSVC_AUTH_DONTCARE; +} + +int +rpcsvc_auth_check (rpcsvc_t *svc, char *volname, + rpc_transport_t *trans) +{ + int ret = RPCSVC_AUTH_REJECT; + int accept = RPCSVC_AUTH_REJECT; + int reject = RPCSVC_AUTH_REJECT; + char *hostname = NULL; + char *ip = NULL; + char client_ip[RPCSVC_PEER_STRLEN] = {0}; + char *allow_str = NULL; + char *reject_str = NULL; + char *srchstr = NULL; + dict_t *options = NULL; + + if (!svc || !volname || !trans) + return ret; + + /* Fetch the options from svc struct and validate */ + options = svc->options; + if (!options) + return ret; + + ret = rpcsvc_transport_peername (trans, client_ip, RPCSVC_PEER_STRLEN); + if (ret != 0) { + gf_log (GF_RPCSVC, GF_LOG_ERROR, "Failed to get remote addr: " + "%s", gai_strerror (ret)); + return RPCSVC_AUTH_REJECT; + } + + /* Accept if its the default case: Allow all, Reject none + * The default volfile always contains a 'allow *' rule + * for each volume. If allow rule is missing (which implies + * there is some bad volfile generating code doing this), we + * assume no one is allowed mounts, and thus, we reject mounts. + */ + ret = gf_asprintf (&srchstr, "rpc-auth.addr.%s.allow", volname); + if (ret == -1) { + gf_log (GF_RPCSVC, GF_LOG_ERROR, "asprintf failed"); + return RPCSVC_AUTH_REJECT; + } + + ret = dict_get_str (options, srchstr, &allow_str); + GF_FREE (srchstr); + if (ret < 0) + return RPCSVC_AUTH_REJECT; + + ret = gf_asprintf (&srchstr, "rpc-auth.addr.%s.reject", volname); + if (ret == -1) { + gf_log (GF_RPCSVC, GF_LOG_ERROR, "asprintf failed"); + return RPCSVC_AUTH_REJECT; + } + + ret = dict_get_str (options, srchstr, &reject_str); + GF_FREE (srchstr); + if (reject_str == NULL && !strcmp ("*", allow_str)) + return RPCSVC_AUTH_ACCEPT; + + /* Non-default rule, authenticate */ + if (!get_host_name (client_ip, &ip)) + ip = client_ip; + + /* addr-namelookup check */ + if (svc->addr_namelookup == _gf_true) { + ret = gf_get_hostname_from_ip (ip, &hostname); + if (ret) { + if (hostname) + GF_FREE (hostname); + /* failed to get hostname, but hostname auth + * is enabled, so authentication will not be + * 100% correct. reject mounts + */ + return RPCSVC_AUTH_REJECT; + } + } + + accept = rpcsvc_transport_peer_check_allow (options, volname, + ip, hostname); + + reject = rpcsvc_transport_peer_check_reject (options, volname, + ip, hostname); + + if (hostname) + GF_FREE (hostname); + return rpcsvc_combine_allow_reject_volume_check (accept, reject); +} + +int +rpcsvc_transport_privport_check (rpcsvc_t *svc, char *volname, + rpc_transport_t *trans) +{ + union gf_sock_union sock_union; + int ret = RPCSVC_AUTH_REJECT; + socklen_t sinsize = sizeof (&sock_union.sin); + char *srchstr = NULL; + char *valstr = NULL; + uint16_t port = 0; + gf_boolean_t insecure = _gf_false; + + memset (&sock_union, 0, sizeof (sock_union)); + + if ((!svc) || (!volname) || (!trans)) + return ret; + + ret = rpcsvc_transport_peeraddr (trans, NULL, 0, &sock_union.storage, + sinsize); + if (ret != 0) { + gf_log (GF_RPCSVC, GF_LOG_ERROR, "Failed to get peer addr: %s", + gai_strerror (ret)); + ret = RPCSVC_AUTH_REJECT; + goto err; + } + + port = ntohs (sock_union.sin.sin_port); + gf_log (GF_RPCSVC, GF_LOG_TRACE, "Client port: %d", (int)port); + /* If the port is already a privileged one, dont bother with checking + * options. + */ + if (port <= 1024) { + ret = RPCSVC_AUTH_ACCEPT; + goto err; + } + + /* Disabled by default */ + ret = gf_asprintf (&srchstr, "rpc-auth.ports.%s.insecure", volname); + if (ret == -1) { + gf_log (GF_RPCSVC, GF_LOG_ERROR, "asprintf failed"); + ret = RPCSVC_AUTH_REJECT; + goto err; + } + + ret = dict_get_str (svc->options, srchstr, &valstr); + if (ret) { + gf_log (GF_RPCSVC, GF_LOG_ERROR, "Failed to" + " read rpc-auth.ports.insecure value"); + goto err; + } + + ret = gf_string2boolean (valstr, &insecure); + if (ret) { + gf_log (GF_RPCSVC, GF_LOG_ERROR, "Failed to" + " convert rpc-auth.ports.insecure value"); + goto err; + } + + ret = insecure ? RPCSVC_AUTH_ACCEPT : RPCSVC_AUTH_REJECT; + + if (ret == RPCSVC_AUTH_ACCEPT) + gf_log (GF_RPCSVC, GF_LOG_DEBUG, "Unprivileged port allowed"); + else + gf_log (GF_RPCSVC, GF_LOG_DEBUG, "Unprivileged port not" + " allowed"); + +err: + if (srchstr) + GF_FREE (srchstr); + + return ret; +} + + +char * +rpcsvc_volume_allowed (dict_t *options, char *volname) +{ + char globalrule[] = "rpc-auth.addr.allow"; + char *srchstr = NULL; + char *addrstr = NULL; + int ret = -1; + + if ((!options) || (!volname)) + return NULL; + + ret = gf_asprintf (&srchstr, "rpc-auth.addr.%s.allow", volname); + if (ret == -1) { + gf_log (GF_RPCSVC, GF_LOG_ERROR, "asprintf failed"); + goto out; + } + + if (!dict_get (options, srchstr)) + ret = dict_get_str (options, globalrule, &addrstr); + else + ret = dict_get_str (options, srchstr, &addrstr); + +out: + GF_FREE (srchstr); + + return addrstr; +} + + +rpcsvc_actor_t gluster_dump_actors[] = { + [GF_DUMP_NULL] = {"NULL", GF_DUMP_NULL, NULL, NULL, 0, DRC_NA}, + [GF_DUMP_DUMP] = {"DUMP", GF_DUMP_DUMP, rpcsvc_dump, NULL, 0, DRC_NA}, + [GF_DUMP_MAXVALUE] = {"MAXVALUE", GF_DUMP_MAXVALUE, NULL, NULL, 0, DRC_NA}, +}; + + +struct rpcsvc_program gluster_dump_prog = { + .progname = "GF-DUMP", + .prognum = GLUSTER_DUMP_PROGRAM, + .progver = GLUSTER_DUMP_VERSION, + .actors = gluster_dump_actors, + .numactors = 2, +}; diff --git a/rpc/rpc-lib/src/rpcsvc.h b/rpc/rpc-lib/src/rpcsvc.h new file mode 100644 index 000000000..cbc1f4226 --- /dev/null +++ b/rpc/rpc-lib/src/rpcsvc.h @@ -0,0 +1,606 @@ +/* + Copyright (c) 2008-2012 Red Hat, Inc. <http://www.redhat.com> + This file is part of GlusterFS. + + This file is licensed to you under your choice of the GNU Lesser + General Public License, version 3 or any later version (LGPLv3 or + later), or the GNU General Public License, version 2 (GPLv2), in all + cases as published by the Free Software Foundation. +*/ + +#ifndef _RPCSVC_H +#define _RPCSVC_H + +#ifndef _CONFIG_H +#define _CONFIG_H +#include "config.h" +#endif + +#include "event.h" +#include "rpc-transport.h" +#include "logging.h" +#include "dict.h" +#include "mem-pool.h" +#include "list.h" +#include "iobuf.h" +#include "xdr-rpc.h" +#include "glusterfs.h" +#include "xlator.h" +#include "rpcsvc-common.h" + +#include <pthread.h> +#include <sys/uio.h> +#include <inttypes.h> +#include <rpc/rpc_msg.h> +#include "compat.h" + +#ifndef MAX_IOVEC +#define MAX_IOVEC 16 +#endif + +#define RPCSVC_DEFAULT_OUTSTANDING_RPC_LIMIT 64 +#define RPCSVC_MAX_OUTSTANDING_RPC_LIMIT 65536 +#define RPCSVC_MIN_OUTSTANDING_RPC_LIMIT 0 /* No limit i.e. Unlimited */ + +#define GF_RPCSVC "rpc-service" +#define RPCSVC_THREAD_STACK_SIZE ((size_t)(1024 * GF_UNIT_KB)) + +#define RPCSVC_FRAGHDR_SIZE 4 /* 4-byte RPC fragment header size */ +#define RPCSVC_DEFAULT_LISTEN_PORT GF_DEFAULT_BASE_PORT +#define RPCSVC_DEFAULT_MEMFACTOR 8 +#define RPCSVC_EVENTPOOL_SIZE_MULT 1024 +#define RPCSVC_POOLCOUNT_MULT 64 +#define RPCSVC_CONN_READ (128 * GF_UNIT_KB) +#define RPCSVC_PAGE_SIZE (128 * GF_UNIT_KB) +#define RPC_ROOT_UID 0 +#define RPC_ROOT_GID 0 +#define RPC_NOBODY_UID 65534 +#define RPC_NOBODY_GID 65534 + +/* RPC Record States */ +#define RPCSVC_READ_FRAGHDR 1 +#define RPCSVC_READ_FRAG 2 +/* The size in bytes, if crossed by a fragment will be handed over to the + * vectored actor so that it can allocate its buffers the way it wants. + * In our RPC layer, we assume that vectored RPC requests/records are never + * spread over multiple RPC fragments since that prevents us from determining + * whether the record should be handled in RPC layer completely or handed to + * the vectored handler. + */ +#define RPCSVC_VECTORED_FRAGSZ 4096 +#define RPCSVC_VECTOR_READCRED 1003 +#define RPCSVC_VECTOR_READVERFSZ 1004 +#define RPCSVC_VECTOR_READVERF 1005 +#define RPCSVC_VECTOR_IGNORE 1006 +#define RPCSVC_VECTOR_READVEC 1007 +#define RPCSVC_VECTOR_READPROCHDR 1008 + +#define rpcsvc_record_vectored_baremsg(rs) (((rs)->state == RPCSVC_READ_FRAG) && (rs)->vecstate == 0) +#define rpcsvc_record_vectored_cred(rs) ((rs)->vecstate == RPCSVC_VECTOR_READCRED) +#define rpcsvc_record_vectored_verfsz(rs) ((rs)->vecstate == RPCSVC_VECTOR_READVERFSZ) +#define rpcsvc_record_vectored_verfread(rs) ((rs)->vecstate == RPCSVC_VECTOR_READVERF) +#define rpcsvc_record_vectored_ignore(rs) ((rs)->vecstate == RPCSVC_VECTOR_IGNORE) +#define rpcsvc_record_vectored_readvec(rs) ((rs)->vecstate == RPCSVC_VECTOR_READVEC) +#define rpcsvc_record_vectored_readprochdr(rs) ((rs)->vecstate == RPCSVC_VECTOR_READPROCHDR) +#define rpcsvc_record_vectored(rs) ((rs)->fragsize > RPCSVC_VECTORED_FRAGSZ) +/* Includes bytes up to and including the credential length field. The credlen + * will be followed by @credlen bytes of credential data which will have to be + * read separately by the vectored reader. After the credentials comes the + * verifier which will also have to be read separately including the 8 bytes of + * verf flavour and verflen. + */ +#define RPCSVC_BARERPC_MSGSZ 32 +#define rpcsvc_record_readfraghdr(rs) ((rs)->state == RPCSVC_READ_FRAGHDR) +#define rpcsvc_record_readfrag(rs) ((rs)->state == RPCSVC_READ_FRAG) + +#define RPCSVC_LOWVERS 2 +#define RPCSVC_HIGHVERS 2 + + +#if 0 +#error "defined in /usr/include/rpc/auth.h" + +#define AUTH_NONE 0 /* no authentication */ +#define AUTH_NULL 0 /* backward compatibility */ +#define AUTH_SYS 1 /* unix style (uid, gids) */ +#define AUTH_UNIX AUTH_SYS +#define AUTH_SHORT 2 /* short hand unix style */ +#define AUTH_DES 3 /* des style (encrypted timestamps) */ +#define AUTH_DH AUTH_DES /* Diffie-Hellman (this is DES) */ +#define AUTH_KERB 4 /* kerberos style */ +#endif /* */ + +typedef struct rpcsvc_program rpcsvc_program_t; + +struct rpcsvc_notify_wrapper { + struct list_head list; + void *data; + rpcsvc_notify_t notify; +}; +typedef struct rpcsvc_notify_wrapper rpcsvc_notify_wrapper_t; + + +typedef struct rpcsvc_request rpcsvc_request_t; + +typedef struct { + rpc_transport_t *trans; + rpcsvc_t *svc; + /* FIXME: remove address from this structure. Instead use get_myaddr + * interface implemented by individual transports. + */ + struct sockaddr_storage sa; + struct list_head list; +} rpcsvc_listener_t; + +struct rpcsvc_config { + int max_block_size; +}; + +typedef struct rpcsvc_auth_data { + int flavour; + int datalen; + char authdata[GF_MAX_AUTH_BYTES]; +} rpcsvc_auth_data_t; + +#define rpcsvc_auth_flavour(au) ((au).flavour) + +typedef struct drc_client drc_client_t; +typedef struct drc_cached_op drc_cached_op_t; + +/* The container for the RPC call handed up to an actor. + * Dynamically allocated. Lives till the call reply is completely + * transmitted. + * */ +struct rpcsvc_request { + /* connection over which this request came. */ + rpc_transport_t *trans; + + rpcsvc_t *svc; + + rpcsvc_program_t *prog; + + /* The identifier for the call from client. + * Needed to pair the reply with the call. + */ + uint32_t xid; + + int prognum; + + int progver; + + int procnum; + + int type; + + /* Uid and gid filled by the rpc-auth module during the authentication + * phase. + */ + uid_t uid; + gid_t gid; + pid_t pid; + + gf_lkowner_t lk_owner; + uint64_t gfs_id; + + /* Might want to move this to AUTH_UNIX specific state since this array + * is not available for every authentication scheme. + */ + gid_t *auxgids; + gid_t auxgidsmall[SMALL_GROUP_COUNT]; + gid_t *auxgidlarge; + int auxgidcount; + + + /* The RPC message payload, contains the data required + * by the program actors. This is the buffer that will need to + * be de-xdred by the actor. + */ + struct iovec msg[MAX_IOVEC]; + int count; + + struct iobref *iobref; + + /* Status of the RPC call, whether it was accepted or denied. */ + int rpc_status; + + /* In case, the call was denied, the RPC error is stored here + * till the reply is sent. + */ + int rpc_err; + + /* In case the failure happened because of an authentication problem + * , this value needs to be assigned the correct auth error number. + */ + int auth_err; + + /* There can be cases of RPC requests where the reply needs to + * be built from multiple sources. E.g. where even the NFS reply + * can contain a payload, as in the NFSv3 read reply. Here the RPC header + * ,NFS header and the read data are brought together separately from + * different buffers, so we need to stage the buffers temporarily here + * before all of them get added to the connection's transmission list. + */ + struct list_head txlist; + + /* While the reply record is being built, this variable keeps track + * of how many bytes have been added to the record. + */ + size_t payloadsize; + + /* The credentials extracted from the rpc request */ + rpcsvc_auth_data_t cred; + + /* The verified extracted from the rpc request. In request side + * processing this contains the verifier sent by the client, on reply + * side processing, it is filled with the verified that will be + * sent to the client. + */ + rpcsvc_auth_data_t verf; + + /* Execute this request's actor function as a synctask? */ + gf_boolean_t synctask; + + /* Container for a RPC program wanting to store a temp + * request-specific item. + */ + void *private; + + /* Container for transport to store request-specific item */ + void *trans_private; + + /* we need to ref the 'iobuf' in case of 'synctasking' it */ + struct iobuf *hdr_iobuf; + + /* pointer to cached reply for use in DRC */ + drc_cached_op_t *reply; +}; + +#define rpcsvc_request_program(req) ((rpcsvc_program_t *)((req)->prog)) +#define rpcsvc_request_procnum(req) (((req)->procnum)) +#define rpcsvc_request_program_private(req) (((rpcsvc_program_t *)((req)->prog))->private) +#define rpcsvc_request_accepted(req) ((req)->rpc_status == MSG_ACCEPTED) +#define rpcsvc_request_accepted_success(req) ((req)->rpc_err == SUCCESS) +#define rpcsvc_request_prog_minauth(req) (rpcsvc_request_program(req)->min_auth) +#define rpcsvc_request_cred_flavour(req) (rpcsvc_auth_flavour(req->cred)) +#define rpcsvc_request_verf_flavour(req) (rpcsvc_auth_flavour(req->verf)) +#define rpcsvc_request_service(req) ((req)->svc) +#define rpcsvc_request_uid(req) ((req)->uid) +#define rpcsvc_request_gid(req) ((req)->gid) +#define rpcsvc_request_private(req) ((req)->private) +#define rpcsvc_request_xid(req) ((req)->xid) +#define rpcsvc_request_set_private(req,prv) (req)->private = (void *)(prv) +#define rpcsvc_request_iobref_ref(req) (iobref_ref ((req)->iobref)) +#define rpcsvc_request_record_ref(req) (iobuf_ref ((req)->recordiob)) +#define rpcsvc_request_record_unref(req) (iobuf_unref ((req)->recordiob)) +#define rpcsvc_request_record_iob(req) ((req)->recordiob) +#define rpcsvc_request_set_vecstate(req, state) ((req)->vecstate = state) +#define rpcsvc_request_vecstate(req) ((req)->vecstate) +#define rpcsvc_request_transport(req) ((req)->trans) +#define rpcsvc_request_transport_ref(req) (rpc_transport_ref((req)->trans)) +#define RPC_AUTH_ROOT_SQUASH(req) \ + do { \ + int gidcount = 0; \ + if (req->svc->root_squash) { \ + if (req->uid == RPC_ROOT_UID) \ + req->uid = RPC_NOBODY_UID; \ + if (req->gid == RPC_ROOT_GID) \ + req->gid = RPC_NOBODY_GID; \ + for (gidcount = 0; gidcount < req->auxgidcount; \ + ++gidcount) { \ + if (!req->auxgids[gidcount]) \ + req->auxgids[gidcount] = \ + RPC_NOBODY_GID; \ + } \ + } \ + } while (0); + +#define RPCSVC_ACTOR_SUCCESS 0 +#define RPCSVC_ACTOR_ERROR (-1) +#define RPCSVC_ACTOR_IGNORE (-2) + +/* Functor for every type of protocol actor + * must be defined like this. + * + * See the request structure for info on how to handle the request + * in the program actor. + * + * On successful santify checks inside the actor, it should return + * RPCSVC_ACTOR_SUCCESS. + * On an error, on which the RPC layer is expected to return a reply, the actor + * should return RPCSVC_ACTOR_ERROR. + * + */ +typedef int (*rpcsvc_actor) (rpcsvc_request_t *req); +typedef int (*rpcsvc_vector_sizer) (int state, ssize_t *readsize, + char *base_addr, char *curr_addr); + +/* Every protocol actor will also need to specify the function the RPC layer + * will use to serialize or encode the message into XDR format just before + * transmitting on the connection. + */ +typedef void *(*rpcsvc_encode_reply) (void *msg); + +/* Once the reply has been transmitted, the message will have to be de-allocated + * , so every actor will need to provide a function that deallocates the message + * it had allocated as a response. + */ +typedef void (*rpcsvc_deallocate_reply) (void *msg); + +#define RPCSVC_NAME_MAX 32 +/* The descriptor for each procedure/actor that runs + * over the RPC service. + */ +typedef struct rpcsvc_actor_desc { + char procname[RPCSVC_NAME_MAX]; + int procnum; + rpcsvc_actor actor; + + /* Handler for cases where the RPC requests fragments are large enough + * to benefit from being decoded into aligned memory addresses. While + * decoding the request in a non-vectored manner, due to the nature of + * the XDR scheme, RPC cannot guarantee memory aligned addresses for + * the resulting message-specific structures. Allowing a specialized + * handler for letting the RPC program read the data from the network + * directly into its aligned buffers. + */ + rpcsvc_vector_sizer vector_sizer; + + /* Can actor be ran on behalf an unprivileged requestor? */ + gf_boolean_t unprivileged; + drc_op_type_t op_type; +} rpcsvc_actor_t; + +/* Describes a program and its version along with the function pointers + * required to handle the procedures/actors of each program/version. + * Never changed ever by any thread so no need for a lock. + */ +struct rpcsvc_program { + char progname[RPCSVC_NAME_MAX]; + int prognum; + int progver; + /* FIXME */ + dict_t *options; /* An opaque dictionary + * populated by the program + * (probably from xl->options) + * which contain enough + * information for transport to + * initialize. As a part of + * cleanup, the members of + * options which are of interest + * to transport should be put + * into a structure for better + * readability and structure + * should replace options member + * here. + */ + uint16_t progport; /* Registered with portmap */ +#if 0 + int progaddrfamily; /* AF_INET or AF_INET6 */ + char *proghost; /* Bind host, can be NULL */ +#endif + rpcsvc_actor_t *actors; /* All procedure handlers */ + int numactors; /* Num actors in actor array */ + int proghighvers; /* Highest ver for program + supported by the system. */ + int proglowvers; /* Lowest ver */ + + /* Program specific state handed to actors */ + void *private; + + + /* This upcall is provided by the program during registration. + * It is used to notify the program about events like connection being + * destroyed etc. The rpc program may take appropriate actions, for eg., + * in the case of connection being destroyed, it should cleanup its + * state stored in the connection. + */ + rpcsvc_notify_t notify; + + /* An integer that identifies the min auth strength that is required + * by this protocol, for eg. MOUNT3 needs AUTH_UNIX at least. + * See RFC 1813, Section 5.2.1. + */ + int min_auth; + + /* Execute actor function as a synctask? */ + gf_boolean_t synctask; + + /* list member to link to list of registered services with rpcsvc */ + struct list_head program; +}; + +typedef struct rpcsvc_cbk_program { + char *progname; + int prognum; + int progver; +} rpcsvc_cbk_program_t; +/* All users of RPC services should use this API to register their + * procedure handlers. + */ +extern int +rpcsvc_program_register (rpcsvc_t *svc, rpcsvc_program_t *program); + +extern int +rpcsvc_program_unregister (rpcsvc_t *svc, rpcsvc_program_t *program); + +/* This will create and add a listener to listener pool. Programs can + * use any of the listener in this pool. A single listener can be used by + * multiple programs and vice versa. There can also be a one to one mapping + * between a program and a listener. After registering a program with rpcsvc, + * the program has to be associated with a listener using + * rpcsvc_program_register_portmap. + */ +/* FIXME: can multiple programs registered on same port? */ +extern int32_t +rpcsvc_create_listeners (rpcsvc_t *svc, dict_t *options, char *name); + +void +rpcsvc_listener_destroy (rpcsvc_listener_t *listener); + +extern int +rpcsvc_program_register_portmap (rpcsvc_program_t *newprog, uint32_t port); + +extern int +rpcsvc_program_unregister_portmap (rpcsvc_program_t *newprog); + +extern int +rpcsvc_register_portmap_enabled (rpcsvc_t *svc); + +/* Inits the global RPC service data structures. + * Called in main. + */ +extern rpcsvc_t * +rpcsvc_init (xlator_t *xl, glusterfs_ctx_t *ctx, dict_t *options, + uint32_t poolcount); + +extern int +rpcsvc_reconfigure_options (rpcsvc_t *svc, dict_t *options); + +int +rpcsvc_register_notify (rpcsvc_t *svc, rpcsvc_notify_t notify, void *mydata); + +/* unregister a notification callback @notify with data @mydata from svc. + * returns the number of notification callbacks unregistered. + */ +int +rpcsvc_unregister_notify (rpcsvc_t *svc, rpcsvc_notify_t notify, void *mydata); + +int +rpcsvc_transport_submit (rpc_transport_t *trans, struct iovec *rpchdr, + int rpchdrcount, struct iovec *proghdr, + int proghdrcount, struct iovec *progpayload, + int progpayloadcount, struct iobref *iobref, + void *priv); + +int +rpcsvc_submit_message (rpcsvc_request_t *req, struct iovec *proghdr, + int hdrcount, struct iovec *payload, int payloadcount, + struct iobref *iobref); + +int +rpcsvc_submit_generic (rpcsvc_request_t *req, struct iovec *proghdr, + int hdrcount, struct iovec *payload, int payloadcount, + struct iobref *iobref); + +extern int +rpcsvc_error_reply (rpcsvc_request_t *req); + +#define RPCSVC_PEER_STRLEN 1024 +#define RPCSVC_AUTH_ACCEPT 1 +#define RPCSVC_AUTH_REJECT 2 +#define RPCSVC_AUTH_DONTCARE 3 + +extern int +rpcsvc_transport_peername (rpc_transport_t *trans, char *hostname, int hostlen); + +extern int +rpcsvc_transport_peeraddr (rpc_transport_t *trans, char *addrstr, int addrlen, + struct sockaddr_storage *returnsa, socklen_t sasize); + +extern int +rpcsvc_auth_check (rpcsvc_t *svc, char *volname, rpc_transport_t *trans); + +extern int +rpcsvc_transport_privport_check (rpcsvc_t *svc, char *volname, + rpc_transport_t *trans); + +#define rpcsvc_request_seterr(req, err) (req)->rpc_err = err +#define rpcsvc_request_set_autherr(req, err) (req)->auth_err = err + +extern int rpcsvc_submit_vectors (rpcsvc_request_t *req); + +extern int rpcsvc_request_attach_vector (rpcsvc_request_t *req, + struct iovec msgvec, struct iobuf *iob, + struct iobref *ioref, int finalvector); + + +typedef int (*auth_init_trans) (rpc_transport_t *trans, void *priv); +typedef int (*auth_init_request) (rpcsvc_request_t *req, void *priv); +typedef int (*auth_request_authenticate) (rpcsvc_request_t *req, void *priv); + +/* This structure needs to be registered by every authentication scheme. + * Our authentication schemes are stored per connection because + * each connection will end up using a different authentication scheme. + */ +typedef struct rpcsvc_auth_ops { + auth_init_trans transport_init; + auth_init_request request_init; + auth_request_authenticate authenticate; +} rpcsvc_auth_ops_t; + +typedef struct rpcsvc_auth_flavour_desc { + char authname[RPCSVC_NAME_MAX]; + int authnum; + rpcsvc_auth_ops_t *authops; + void *authprivate; +} rpcsvc_auth_t; + +typedef void * (*rpcsvc_auth_initer_t) (rpcsvc_t *svc, dict_t *options); + +struct rpcsvc_auth_list { + struct list_head authlist; + rpcsvc_auth_initer_t init; + /* Should be the name with which we identify the auth scheme given + * in the volfile options. + * This should be different from the authname in rpc_auth_t + * in way that makes it easier to specify this scheme in the volfile. + * This is because the technical names of the schemes can be a bit + * arcane. + */ + char name[RPCSVC_NAME_MAX]; + rpcsvc_auth_t *auth; + int enable; +}; + +extern int +rpcsvc_auth_request_init (rpcsvc_request_t *req); + +extern int +rpcsvc_auth_init (rpcsvc_t *svc, dict_t *options); + +extern int +rpcsvc_auth_reconf (rpcsvc_t *svc, dict_t *options); + +extern int +rpcsvc_auth_transport_init (rpc_transport_t *xprt); + +extern int +rpcsvc_authenticate (rpcsvc_request_t *req); + +extern int +rpcsvc_auth_array (rpcsvc_t *svc, char *volname, int *autharr, int arrlen); + +/* If the request has been sent using AUTH_UNIX, this function returns the + * auxiliary gids as an array, otherwise, it returns NULL. + * Move to auth-unix specific source file when we need to modularize the + * authentication code even further to support mode auth schemes. + */ +extern gid_t * +rpcsvc_auth_unix_auxgids (rpcsvc_request_t *req, int *arrlen); + +extern char * +rpcsvc_volume_allowed (dict_t *options, char *volname); + +int rpcsvc_callback_submit (rpcsvc_t *rpc, rpc_transport_t *trans, + rpcsvc_cbk_program_t *prog, int procnum, + struct iovec *proghdr, int proghdrcount); + +rpcsvc_actor_t * +rpcsvc_program_actor (rpcsvc_request_t *req); + +int +rpcsvc_transport_unix_options_build (dict_t **options, char *filepath); +int +rpcsvc_set_allow_insecure (rpcsvc_t *svc, dict_t *options); +int +rpcsvc_set_addr_namelookup (rpcsvc_t *svc, dict_t *options); +int +rpcsvc_set_root_squash (rpcsvc_t *svc, dict_t *options); +int +rpcsvc_set_outstanding_rpc_limit (rpcsvc_t *svc, dict_t *options); +int +rpcsvc_auth_array (rpcsvc_t *svc, char *volname, int *autharr, int arrlen); +rpcsvc_vector_sizer +rpcsvc_get_program_vector_sizer (rpcsvc_t *svc, uint32_t prognum, + uint32_t progver, uint32_t procnum); +#endif diff --git a/rpc/rpc-lib/src/xdr-common.h b/rpc/rpc-lib/src/xdr-common.h new file mode 100644 index 000000000..34dc9c6a2 --- /dev/null +++ b/rpc/rpc-lib/src/xdr-common.h @@ -0,0 +1,79 @@ +/* + Copyright (c) 2008-2012 Red Hat, Inc. <http://www.redhat.com> + This file is part of GlusterFS. + + This file is licensed to you under your choice of the GNU Lesser + General Public License, version 3 or any later version (LGPLv3 or + later), or the GNU General Public License, version 2 (GPLv2), in all + cases as published by the Free Software Foundation. +*/ + +#ifndef _XDR_COMMON_H_ +#define _XDR_COMMON_H_ + +#ifndef _CONFIG_H +#define _CONFIG_H +#include "config.h" +#endif + +#include <rpc/types.h> +#include <sys/types.h> +#include <rpc/xdr.h> +#include <sys/uio.h> + +#ifdef __NetBSD__ +#include <dirent.h> +#endif /* __NetBSD__ */ + +enum gf_dump_procnum { + GF_DUMP_NULL, + GF_DUMP_DUMP, + GF_DUMP_MAXVALUE, +}; + +#define GLUSTER_DUMP_PROGRAM 123451501 /* Completely random */ +#define GLUSTER_DUMP_VERSION 1 + +#define GF_MAX_AUTH_BYTES 2048 + +#if GF_DARWIN_HOST_OS +#define xdr_u_quad_t xdr_u_int64_t +#define xdr_quad_t xdr_int64_t +#define xdr_uint32_t xdr_u_int32_t +#define uint64_t u_int64_t +#endif + +#if defined(__NetBSD__) +#define xdr_u_quad_t xdr_u_int64_t +#define xdr_quad_t xdr_int64_t +#define xdr_uint32_t xdr_u_int32_t +#define xdr_uint64_t xdr_u_int64_t +#endif + + +#if GF_SOLARIS_HOST_OS +#define u_quad_t uint64_t +#define quad_t int64_t +#define xdr_u_quad_t xdr_uint64_t +#define xdr_quad_t xdr_int64_t +#define xdr_uint32_t xdr_uint32_t +#endif + +/* Returns the address of the byte that follows the + * last byte used for decoding the previous xdr component. + * E.g. once the RPC call for NFS has been decoded, the macro will return + * the address from which the NFS header starts. + */ +#define xdr_decoded_remaining_addr(xdr) ((&xdr)->x_private) + +/* Returns the length of the remaining record after the previous decode + * operation completed. + */ +#define xdr_decoded_remaining_len(xdr) ((&xdr)->x_handy) + +/* Returns the number of bytes used by the last encode operation. */ +#define xdr_encoded_length(xdr) (((size_t)(&xdr)->x_private) - ((size_t)(&xdr)->x_base)) + +#define xdr_decoded_length(xdr) (((size_t)(&xdr)->x_private) - ((size_t)(&xdr)->x_base)) + +#endif diff --git a/rpc/rpc-lib/src/xdr-rpc.c b/rpc/rpc-lib/src/xdr-rpc.c new file mode 100644 index 000000000..adb48a531 --- /dev/null +++ b/rpc/rpc-lib/src/xdr-rpc.c @@ -0,0 +1,212 @@ +/* + Copyright (c) 2008-2012 Red Hat, Inc. <http://www.redhat.com> + This file is part of GlusterFS. + + This file is licensed to you under your choice of the GNU Lesser + General Public License, version 3 or any later version (LGPLv3 or + later), or the GNU General Public License, version 2 (GPLv2), in all + cases as published by the Free Software Foundation. +*/ + +#ifndef _CONFIG_H +#define _CONFIG_H +#include "config.h" +#endif + +#include <rpc/rpc.h> +#include <rpc/pmap_clnt.h> +#include <arpa/inet.h> +#include <rpc/xdr.h> +#include <sys/uio.h> +#include <rpc/auth_unix.h> + +#include "mem-pool.h" +#include "xdr-rpc.h" +#include "xdr-common.h" +#include "logging.h" +#include "common-utils.h" + +/* Decodes the XDR format in msgbuf into rpc_msg. + * The remaining payload is returned into payload. + */ +int +xdr_to_rpc_call (char *msgbuf, size_t len, struct rpc_msg *call, + struct iovec *payload, char *credbytes, char *verfbytes) +{ + XDR xdr; + char opaquebytes[GF_MAX_AUTH_BYTES]; + struct opaque_auth *oa = NULL; + int ret = -1; + + GF_VALIDATE_OR_GOTO ("rpc", msgbuf, out); + GF_VALIDATE_OR_GOTO ("rpc", call, out); + + memset (call, 0, sizeof (*call)); + + oa = &call->rm_call.cb_cred; + if (!credbytes) + oa->oa_base = opaquebytes; + else + oa->oa_base = credbytes; + + oa = &call->rm_call.cb_verf; + if (!verfbytes) + oa->oa_base = opaquebytes; + else + oa->oa_base = verfbytes; + + xdrmem_create (&xdr, msgbuf, len, XDR_DECODE); + if (!xdr_callmsg (&xdr, call)) { + gf_log ("rpc", GF_LOG_WARNING, "failed to decode call msg"); + goto out; + } + + if (payload) { + payload->iov_base = xdr_decoded_remaining_addr (xdr); + payload->iov_len = xdr_decoded_remaining_len (xdr); + } + + ret = 0; +out: + return ret; +} + + +bool_t +true_func (XDR *s, caddr_t *a) +{ + return TRUE; +} + + +int +rpc_fill_empty_reply (struct rpc_msg *reply, uint32_t xid) +{ + int ret = -1; + + GF_VALIDATE_OR_GOTO ("rpc", reply, out); + + /* Setting to 0 also results in reply verifier flavor to be + * set to AUTH_NULL which is what we want right now. + */ + memset (reply, 0, sizeof (*reply)); + reply->rm_xid = xid; + reply->rm_direction = REPLY; + + ret = 0; +out: + return ret; +} + +int +rpc_fill_denied_reply (struct rpc_msg *reply, int rjstat, int auth_err) +{ + int ret = -1; + + GF_VALIDATE_OR_GOTO ("rpc", reply, out); + + reply->rm_reply.rp_stat = MSG_DENIED; + reply->rjcted_rply.rj_stat = rjstat; + if (rjstat == RPC_MISMATCH) { + /* No problem with hardcoding + * RPC version numbers. We only support + * v2 anyway. + */ + reply->rjcted_rply.rj_vers.low = 2; + reply->rjcted_rply.rj_vers.high = 2; + } else if (rjstat == AUTH_ERROR) + reply->rjcted_rply.rj_why = auth_err; + + ret = 0; +out: + return ret; +} + + +int +rpc_fill_accepted_reply (struct rpc_msg *reply, int arstat, int proglow, + int proghigh, int verf, int len, char *vdata) +{ + int ret = -1; + + GF_VALIDATE_OR_GOTO ("rpc", reply, out); + + reply->rm_reply.rp_stat = MSG_ACCEPTED; + reply->acpted_rply.ar_stat = arstat; + + reply->acpted_rply.ar_verf.oa_flavor = verf; + reply->acpted_rply.ar_verf.oa_length = len; + reply->acpted_rply.ar_verf.oa_base = vdata; + if (arstat == PROG_MISMATCH) { + reply->acpted_rply.ar_vers.low = proglow; + reply->acpted_rply.ar_vers.high = proghigh; + } else if (arstat == SUCCESS) { + + /* This is a hack. I'd really like to build a custom + * XDR library because Sun RPC interface is not very flexible. + */ + reply->acpted_rply.ar_results.proc = (xdrproc_t)true_func; + reply->acpted_rply.ar_results.where = NULL; + } + + ret = 0; +out: + return ret; +} + +int +rpc_reply_to_xdr (struct rpc_msg *reply, char *dest, size_t len, + struct iovec *dst) +{ + XDR xdr; + int ret = -1; + + GF_VALIDATE_OR_GOTO ("rpc", reply, out); + GF_VALIDATE_OR_GOTO ("rpc", dest, out); + GF_VALIDATE_OR_GOTO ("rpc", dst, out); + + xdrmem_create (&xdr, dest, len, XDR_ENCODE); + if (!xdr_replymsg(&xdr, reply)) { + gf_log ("rpc", GF_LOG_WARNING, "failed to encode reply msg"); + goto out; + } + + dst->iov_base = dest; + dst->iov_len = xdr_encoded_length (xdr); + + ret = 0; +out: + return ret; +} + + +int +xdr_to_auth_unix_cred (char *msgbuf, int msglen, struct authunix_parms *au, + char *machname, gid_t *gids) +{ + XDR xdr; + int ret = -1; + + GF_VALIDATE_OR_GOTO ("rpc", msgbuf, out); + GF_VALIDATE_OR_GOTO ("rpc", machname, out); + GF_VALIDATE_OR_GOTO ("rpc", gids, out); + GF_VALIDATE_OR_GOTO ("rpc", au, out); + + au->aup_machname = machname; +#ifdef GF_DARWIN_HOST_OS + au->aup_gids = (int *)gids; +#else + au->aup_gids = gids; +#endif + + xdrmem_create (&xdr, msgbuf, msglen, XDR_DECODE); + + if (!xdr_authunix_parms (&xdr, au)) { + gf_log ("rpc", GF_LOG_WARNING, "failed to decode auth unix parms"); + goto out; + } + + ret = 0; +out: + return ret; +} diff --git a/rpc/rpc-lib/src/xdr-rpc.h b/rpc/rpc-lib/src/xdr-rpc.h new file mode 100644 index 000000000..f5f4a941e --- /dev/null +++ b/rpc/rpc-lib/src/xdr-rpc.h @@ -0,0 +1,81 @@ +/* + Copyright (c) 2008-2012 Red Hat, Inc. <http://www.redhat.com> + This file is part of GlusterFS. + + This file is licensed to you under your choice of the GNU Lesser + General Public License, version 3 or any later version (LGPLv3 or + later), or the GNU General Public License, version 2 (GPLv2), in all + cases as published by the Free Software Foundation. +*/ + +#ifndef _XDR_RPC_H_ +#define _XDR_RPC_H_ + +#ifndef _CONFIG_H +#define _CONFIG_H +#include "config.h" +#endif + +#ifndef GF_SOLARIS_HOST_OS +#include <rpc/rpc.h> +#endif + +#ifdef GF_SOLARIS_HOST_OS +#include <rpc/auth.h> +#include <rpc/auth_sys.h> +#endif + +//#include <rpc/pmap_clnt.h> +#include <arpa/inet.h> +#include <rpc/xdr.h> +#include <sys/uio.h> + +#include "xdr-common.h" + +typedef enum { + AUTH_GLUSTERFS = 5, + AUTH_GLUSTERFS_v2 = 390039, /* using a number from 'unused' range, + from the list available in RFC5531 */ +} gf_rpc_authtype_t; + +/* Converts a given network buffer from its XDR format to a structure + * that contains everything an RPC call needs to work. + */ +extern int +xdr_to_rpc_call (char *msgbuf, size_t len, struct rpc_msg *call, + struct iovec *payload, char *credbytes, char *verfbytes); + +extern int +rpc_fill_empty_reply (struct rpc_msg *reply, uint32_t xid); + +extern int +rpc_fill_denied_reply (struct rpc_msg *reply, int rjstat, int auth_err); + +extern int +rpc_fill_accepted_reply (struct rpc_msg *reply, int arstat, int proglow, + int proghigh, int verf, int len, char *vdata); +extern int +rpc_reply_to_xdr (struct rpc_msg *reply, char *dest, size_t len, + struct iovec *dst); + +extern int +xdr_to_auth_unix_cred (char *msgbuf, int msglen, struct authunix_parms *au, + char *machname, gid_t *gids); +/* Macros that simplify accessing the members of an RPC call structure. */ +#define rpc_call_xid(call) ((call)->rm_xid) +#define rpc_call_direction(call) ((call)->rm_direction) +#define rpc_call_rpcvers(call) ((call)->ru.RM_cmb.cb_rpcvers) +#define rpc_call_program(call) ((call)->ru.RM_cmb.cb_prog) +#define rpc_call_progver(call) ((call)->ru.RM_cmb.cb_vers) +#define rpc_call_progproc(call) ((call)->ru.RM_cmb.cb_proc) +#define rpc_opaque_auth_flavour(oa) ((oa)->oa_flavor) +#define rpc_opaque_auth_len(oa) ((oa)->oa_length) + +#define rpc_call_cred_flavour(call) (rpc_opaque_auth_flavour ((&(call)->ru.RM_cmb.cb_cred))) +#define rpc_call_cred_len(call) (rpc_opaque_auth_len ((&(call)->ru.RM_cmb.cb_cred))) + + +#define rpc_call_verf_flavour(call) (rpc_opaque_auth_flavour ((&(call)->ru.RM_cmb.cb_verf))) +#define rpc_call_verf_len(call) (rpc_opaque_auth_len ((&(call)->ru.RM_cmb.cb_verf))) + +#endif diff --git a/rpc/rpc-lib/src/xdr-rpcclnt.c b/rpc/rpc-lib/src/xdr-rpcclnt.c new file mode 100644 index 000000000..810d1961b --- /dev/null +++ b/rpc/rpc-lib/src/xdr-rpcclnt.c @@ -0,0 +1,117 @@ +/* + Copyright (c) 2008-2012 Red Hat, Inc. <http://www.redhat.com> + This file is part of GlusterFS. + + This file is licensed to you under your choice of the GNU Lesser + General Public License, version 3 or any later version (LGPLv3 or + later), or the GNU General Public License, version 2 (GPLv2), in all + cases as published by the Free Software Foundation. +*/ + +#ifndef _CONFIG_H +#define _CONFIG_H +#include "config.h" +#endif + +#include <rpc/rpc.h> +#include <rpc/pmap_clnt.h> +#include <arpa/inet.h> +#include <rpc/xdr.h> +#include <sys/uio.h> +#include <rpc/auth_unix.h> +#include <errno.h> + +#include "mem-pool.h" +#include "xdr-rpc.h" +#include "xdr-common.h" +#include "logging.h" +#include "common-utils.h" + +/* Decodes the XDR format in msgbuf into rpc_msg. + * The remaining payload is returned into payload. + */ +int +xdr_to_rpc_reply (char *msgbuf, size_t len, struct rpc_msg *reply, + struct iovec *payload, char *verfbytes) +{ + XDR xdr; + int ret = -EINVAL; + + GF_VALIDATE_OR_GOTO ("rpc", msgbuf, out); + GF_VALIDATE_OR_GOTO ("rpc", reply, out); + + memset (reply, 0, sizeof (struct rpc_msg)); + + reply->acpted_rply.ar_verf = _null_auth; + reply->acpted_rply.ar_results.where = NULL; + reply->acpted_rply.ar_results.proc = (xdrproc_t)(xdr_void); + + xdrmem_create (&xdr, msgbuf, len, XDR_DECODE); + if (!xdr_replymsg (&xdr, reply)) { + gf_log ("rpc", GF_LOG_WARNING, "failed to decode reply msg"); + ret = -errno; + goto out; + } + if (payload) { + payload->iov_base = xdr_decoded_remaining_addr (xdr); + payload->iov_len = xdr_decoded_remaining_len (xdr); + } + + ret = 0; +out: + return ret; +} + + +int +rpc_request_to_xdr (struct rpc_msg *request, char *dest, size_t len, + struct iovec *dst) +{ + XDR xdr; + int ret = -1; + + GF_VALIDATE_OR_GOTO ("rpc", dest, out); + GF_VALIDATE_OR_GOTO ("rpc", request, out); + GF_VALIDATE_OR_GOTO ("rpc", dst, out); + + xdrmem_create (&xdr, dest, len, XDR_ENCODE); + if (!xdr_callmsg (&xdr, request)) { + gf_log ("rpc", GF_LOG_WARNING, "failed to encode call msg"); + goto out; + } + + dst->iov_base = dest; + dst->iov_len = xdr_encoded_length (xdr); + + ret = 0; + +out: + return ret; +} + + +int +auth_unix_cred_to_xdr (struct authunix_parms *au, char *dest, size_t len, + struct iovec *iov) +{ + XDR xdr; + int ret = -1; + + GF_VALIDATE_OR_GOTO ("rpc", au, out); + GF_VALIDATE_OR_GOTO ("rpc", dest, out); + GF_VALIDATE_OR_GOTO ("rpc", iov, out); + + xdrmem_create (&xdr, dest, len, XDR_DECODE); + + if (!xdr_authunix_parms (&xdr, au)) { + gf_log ("rpc", GF_LOG_WARNING, "failed to decode authunix parms"); + goto out; + } + + iov->iov_base = dest; + iov->iov_len = xdr_encoded_length (xdr); + + ret = 0; +out: + return ret; +} diff --git a/rpc/rpc-lib/src/xdr-rpcclnt.h b/rpc/rpc-lib/src/xdr-rpcclnt.h new file mode 100644 index 000000000..c08d872f8 --- /dev/null +++ b/rpc/rpc-lib/src/xdr-rpcclnt.h @@ -0,0 +1,42 @@ +/* + Copyright (c) 2008-2012 Red Hat, Inc. <http://www.redhat.com> + This file is part of GlusterFS. + + This file is licensed to you under your choice of the GNU Lesser + General Public License, version 3 or any later version (LGPLv3 or + later), or the GNU General Public License, version 2 (GPLv2), in all + cases as published by the Free Software Foundation. +*/ + +#ifndef _XDR_RPCCLNT_H +#define _XDR_RPCCLNT_H + +#ifndef _CONFIG_H +#define _CONFIG_H +#include "config.h" +#endif + +//#include <rpc/rpc.h> +//#include <rpc/pmap_clnt.h> +#include <arpa/inet.h> +#include <rpc/xdr.h> +#include <sys/uio.h> +#include <rpc/rpc_msg.h> +#include <rpc/auth_unix.h> + +/* Macros that simplify accessing the members of an RPC call structure. */ +#define rpc_reply_xid(reply) ((reply)->rm_xid) +#define rpc_reply_status(reply) ((reply)->ru.RM_rmb.rp_stat) +#define rpc_accepted_reply_status(reply) ((reply)->acpted_rply.ar_stat) +#define rpc_reply_verf_flavour(reply) ((reply)->acpted_rply.ar_verf.oa_flavor) + +int xdr_to_rpc_reply (char *msgbuf, size_t len, struct rpc_msg *reply, + struct iovec *payload, char *verfbytes); +int +rpc_request_to_xdr (struct rpc_msg *request, char *dest, size_t len, + struct iovec *dst); +int +auth_unix_cred_to_xdr (struct authunix_parms *au, char *dest, size_t len, + struct iovec *iov); + +#endif diff --git a/rpc/rpc-transport/Makefile.am b/rpc/rpc-transport/Makefile.am new file mode 100644 index 000000000..221fd6405 --- /dev/null +++ b/rpc/rpc-transport/Makefile.am @@ -0,0 +1 @@ +SUBDIRS = socket $(RDMA_SUBDIR) diff --git a/rpc/rpc-transport/rdma/Makefile.am b/rpc/rpc-transport/rdma/Makefile.am new file mode 100644 index 000000000..f963effea --- /dev/null +++ b/rpc/rpc-transport/rdma/Makefile.am @@ -0,0 +1 @@ +SUBDIRS = src
\ No newline at end of file diff --git a/rpc/rpc-transport/rdma/src/Makefile.am b/rpc/rpc-transport/rdma/src/Makefile.am new file mode 100644 index 000000000..2bf7cf238 --- /dev/null +++ b/rpc/rpc-transport/rdma/src/Makefile.am @@ -0,0 +1,22 @@ +# TODO : need to change transportdir + +transport_LTLIBRARIES = rdma.la +transportdir = $(libdir)/glusterfs/$(PACKAGE_VERSION)/rpc-transport + +rdma_la_LDFLAGS = -module -avoid-version + +rdma_la_SOURCES = rdma.c name.c +rdma_la_LIBADD = $(top_builddir)/libglusterfs/src/libglusterfs.la \ + -libverbs -lrdmacm + +noinst_HEADERS = rdma.h name.h + -I$(top_srcdir)/libglusterfs/src -I$(top_srcdir)/rpc/rpc-lib/src/ \ + -I$(top_srcdir)/xlators/protocol/lib/src/ -shared -nostartfiles $(GF_CFLAGS) + +AM_CPPFLAGS = $(GF_CPPFLAGS) \ + -I$(top_srcdir)/libglusterfs/src -I$(top_srcdir)/rpc/rpc-lib/src/ \ + -I$(top_srcdir)/rpc/xdr/src + +AM_CFLAGS = -Wall $(GF_CFLAGS) + +CLEANFILES = *~ diff --git a/rpc/rpc-transport/rdma/src/name.c b/rpc/rpc-transport/rdma/src/name.c new file mode 100644 index 000000000..c57428ad6 --- /dev/null +++ b/rpc/rpc-transport/rdma/src/name.c @@ -0,0 +1,708 @@ +/* + Copyright (c) 2008-2012 Red Hat, Inc. <http://www.redhat.com> + This file is part of GlusterFS. + + This file is licensed to you under your choice of the GNU Lesser + General Public License, version 3 or any later version (LGPLv3 or + later), or the GNU General Public License, version 2 (GPLv2), in all + cases as published by the Free Software Foundation. +*/ + +#include <sys/types.h> +#include <sys/socket.h> +#include <errno.h> +#include <netdb.h> +#include <string.h> +#include <rdma/rdma_cma.h> + +#ifndef AF_INET_SDP +#define AF_INET_SDP 27 +#endif + +#include "rpc-transport.h" +#include "rdma.h" +#include "common-utils.h" + + +int32_t +gf_resolve_ip6 (const char *hostname, + uint16_t port, + int family, + void **dnscache, + struct addrinfo **addr_info); + +static int32_t +af_inet_bind_to_port_lt_ceiling (struct rdma_cm_id *cm_id, + struct sockaddr *sockaddr, + socklen_t sockaddr_len, int ceiling) +{ + int32_t ret = -1; + uint16_t port = ceiling - 1; + // by default assume none of the ports are blocked and all are available + gf_boolean_t ports[1024] = {_gf_false,}; + int i = 0; + + ret = gf_process_reserved_ports (ports); + if (ret != 0) { + for (i = 0; i < 1024; i++) + ports[i] = _gf_false; + } + + while (port) + { + switch (sockaddr->sa_family) + { + case AF_INET6: + ((struct sockaddr_in6 *)sockaddr)->sin6_port + = htons (port); + break; + + case AF_INET_SDP: + case AF_INET: + ((struct sockaddr_in *)sockaddr)->sin_port + = htons (port); + break; + } + // ignore the reserved ports + if (ports[port] == _gf_true) { + port--; + continue; + } + ret = rdma_bind_addr (cm_id, sockaddr); + + if (ret == 0) + break; + + if (ret == -1 && errno == EACCES) + break; + + port--; + } + + return ret; +} + +#if 0 +static int32_t +af_unix_client_bind (rpc_transport_t *this, struct sockaddr *sockaddr, + socklen_t sockaddr_len, struct rdma_cm_id *cm_id) +{ + data_t *path_data = NULL; + struct sockaddr_un *addr = NULL; + int32_t ret = -1; + + path_data = dict_get (this->options, + "transport.rdma.bind-path"); + if (path_data) { + char *path = data_to_str (path_data); + if (!path || strlen (path) > UNIX_PATH_MAX) { + gf_log (this->name, GF_LOG_DEBUG, + "transport.rdma.bind-path not specified " + "for unix socket, letting connect to assign " + "default value"); + goto err; + } + + addr = (struct sockaddr_un *) sockaddr; + strcpy (addr->sun_path, path); + ret = bind (sock, (struct sockaddr *)addr, sockaddr_len); + if (ret == -1) { + gf_log (this->name, GF_LOG_ERROR, + "cannot bind to unix-domain socket %d (%s)", + sock, strerror (errno)); + goto err; + } + } + +err: + return ret; +} +#endif + +static int32_t +client_fill_address_family (rpc_transport_t *this, struct sockaddr *sockaddr) +{ + data_t *address_family_data = NULL; + + address_family_data = dict_get (this->options, + "transport.address-family"); + if (!address_family_data) { + data_t *remote_host_data = NULL, *connect_path_data = NULL; + remote_host_data = dict_get (this->options, "remote-host"); + connect_path_data = dict_get (this->options, + "transport.rdma.connect-path"); + + if (!(remote_host_data || connect_path_data) || + (remote_host_data && connect_path_data)) { + gf_log (this->name, GF_LOG_ERROR, + "address-family not specified and not able to " + "determine the same from other options " + "(remote-host:%s and connect-path:%s)", + data_to_str (remote_host_data), + data_to_str (connect_path_data)); + return -1; + } + + if (remote_host_data) { + gf_log (this->name, GF_LOG_DEBUG, + "address-family not specified, guessing it " + "to be inet/inet6"); + sockaddr->sa_family = AF_UNSPEC; + } else { + gf_log (this->name, GF_LOG_DEBUG, + "address-family not specified, guessing it " + "to be unix"); + sockaddr->sa_family = AF_UNIX; + } + + } else { + char *address_family = data_to_str (address_family_data); + if (!strcasecmp (address_family, "unix")) { + sockaddr->sa_family = AF_UNIX; + } else if (!strcasecmp (address_family, "inet")) { + sockaddr->sa_family = AF_INET; + } else if (!strcasecmp (address_family, "inet6")) { + sockaddr->sa_family = AF_INET6; + } else if (!strcasecmp (address_family, "inet-sdp")) { + sockaddr->sa_family = AF_INET_SDP; + } else { + gf_log (this->name, GF_LOG_ERROR, + "unknown address-family (%s) specified", + address_family); + sockaddr->sa_family = AF_UNSPEC; + return -1; + } + } + + return 0; +} + +static int32_t +af_inet_client_get_remote_sockaddr (rpc_transport_t *this, + struct sockaddr *sockaddr, + socklen_t *sockaddr_len, + int16_t remote_port) +{ + dict_t *options = this->options; + data_t *remote_host_data = NULL; + data_t *remote_port_data = NULL; + char *remote_host = NULL; + struct addrinfo *addr_info = NULL; + int32_t ret = 0; + + remote_host_data = dict_get (options, "remote-host"); + if (remote_host_data == NULL) + { + gf_log (this->name, GF_LOG_ERROR, + "option remote-host missing in volume %s", + this->name); + ret = -1; + goto err; + } + + remote_host = data_to_str (remote_host_data); + if (remote_host == NULL) + { + gf_log (this->name, GF_LOG_ERROR, + "option remote-host has data NULL in volume %s", + this->name); + ret = -1; + goto err; + } + + if (remote_port == 0) { + remote_port_data = dict_get (options, "remote-port"); + if (remote_port_data == NULL) + { + gf_log (this->name, GF_LOG_DEBUG, + "option remote-port missing in volume %s. " + "Defaulting to %d", + this->name, GF_DEFAULT_RDMA_LISTEN_PORT); + + remote_port = GF_DEFAULT_RDMA_LISTEN_PORT; + } + else + { + remote_port = data_to_uint16 (remote_port_data); + } + } + + if (remote_port == -1) + { + gf_log (this->name, GF_LOG_ERROR, + "option remote-port has invalid port in volume %s", + this->name); + ret = -1; + goto err; + } + + /* TODO: gf_resolve is a blocking call. kick in some + non blocking dns techniques */ + ret = gf_resolve_ip6 (remote_host, remote_port, + sockaddr->sa_family, + &this->dnscache, &addr_info); + if (ret == -1) { + gf_log (this->name, GF_LOG_ERROR, + "DNS resolution failed on host %s", remote_host); + goto err; + } + + memcpy (sockaddr, addr_info->ai_addr, addr_info->ai_addrlen); + *sockaddr_len = addr_info->ai_addrlen; + +err: + return ret; +} + +static int32_t +af_unix_client_get_remote_sockaddr (rpc_transport_t *this, + struct sockaddr *sockaddr, + socklen_t *sockaddr_len) +{ + struct sockaddr_un *sockaddr_un = NULL; + char *connect_path = NULL; + data_t *connect_path_data = NULL; + int32_t ret = 0; + + connect_path_data = dict_get (this->options, + "transport.rdma.connect-path"); + if (!connect_path_data) { + gf_log (this->name, GF_LOG_ERROR, + "option transport.rdma.connect-path not " + "specified for address-family unix"); + ret = -1; + goto err; + } + + connect_path = data_to_str (connect_path_data); + if (!connect_path) { + gf_log (this->name, GF_LOG_ERROR, + "connect-path is null-string"); + ret = -1; + goto err; + } + + if (strlen (connect_path) > UNIX_PATH_MAX) { + gf_log (this->name, GF_LOG_ERROR, + "connect-path value length %"GF_PRI_SIZET" > " + "%d octets", strlen (connect_path), UNIX_PATH_MAX); + ret = -1; + goto err; + } + + gf_log (this->name, + GF_LOG_DEBUG, + "using connect-path %s", connect_path); + sockaddr_un = (struct sockaddr_un *)sockaddr; + strcpy (sockaddr_un->sun_path, connect_path); + *sockaddr_len = sizeof (struct sockaddr_un); + +err: + return ret; +} + +static int32_t +af_unix_server_get_local_sockaddr (rpc_transport_t *this, + struct sockaddr *addr, + socklen_t *addr_len) +{ + data_t *listen_path_data = NULL; + char *listen_path = NULL; + int32_t ret = 0; + struct sockaddr_un *sunaddr = (struct sockaddr_un *)addr; + + + listen_path_data = dict_get (this->options, + "transport.rdma.listen-path"); + if (!listen_path_data) { + gf_log (this->name, GF_LOG_ERROR, + "missing option listen-path"); + ret = -1; + goto err; + } + + listen_path = data_to_str (listen_path_data); + +#ifndef UNIX_PATH_MAX +#define UNIX_PATH_MAX 108 +#endif + + if (strlen (listen_path) > UNIX_PATH_MAX) { + gf_log (this->name, GF_LOG_ERROR, + "option listen-path has value length %"GF_PRI_SIZET" > %d", + strlen (listen_path), UNIX_PATH_MAX); + ret = -1; + goto err; + } + + sunaddr->sun_family = AF_UNIX; + strcpy (sunaddr->sun_path, listen_path); + *addr_len = sizeof (struct sockaddr_un); + +err: + return ret; +} + +static int32_t +af_inet_server_get_local_sockaddr (rpc_transport_t *this, + struct sockaddr *addr, + socklen_t *addr_len) +{ + struct addrinfo hints, *res = 0; + data_t *listen_port_data = NULL, *listen_host_data = NULL; + uint16_t listen_port = -1; + char service[NI_MAXSERV], *listen_host = NULL; + dict_t *options = NULL; + int32_t ret = 0; + + options = this->options; + + listen_port_data = dict_get (options, "transport.rdma.listen-port"); + listen_host_data = dict_get (options, + "transport.rdma.bind-address"); + + if (listen_port_data) { + listen_port = data_to_uint16 (listen_port_data); + } else { + listen_port = GF_DEFAULT_RDMA_LISTEN_PORT; + + if (addr->sa_family == AF_INET6) { + struct sockaddr_in6 *in = (struct sockaddr_in6 *) addr; + in->sin6_addr = in6addr_any; + in->sin6_port = htons(listen_port); + *addr_len = sizeof(struct sockaddr_in6); + goto out; + } else if (addr->sa_family == AF_INET) { + struct sockaddr_in *in = (struct sockaddr_in *) addr; + in->sin_addr.s_addr = htonl(INADDR_ANY); + in->sin_port = htons(listen_port); + *addr_len = sizeof(struct sockaddr_in); + goto out; + } + } + + if (listen_port == (uint16_t) -1) + listen_port = GF_DEFAULT_RDMA_LISTEN_PORT; + + + if (listen_host_data) { + listen_host = data_to_str (listen_host_data); + } + + memset (service, 0, sizeof (service)); + sprintf (service, "%d", listen_port); + + memset (&hints, 0, sizeof (hints)); + hints.ai_family = addr->sa_family; + hints.ai_socktype = SOCK_STREAM; + hints.ai_flags = AI_ADDRCONFIG | AI_PASSIVE; + + ret = getaddrinfo(listen_host, service, &hints, &res); + if (ret != 0) { + gf_log (this->name, GF_LOG_ERROR, + "getaddrinfo failed for host %s, service %s (%s)", + listen_host, service, gai_strerror (ret)); + ret = -1; + goto out; + } + + memcpy (addr, res->ai_addr, res->ai_addrlen); + *addr_len = res->ai_addrlen; + + freeaddrinfo (res); + +out: + return ret; +} + +int32_t +gf_rdma_client_bind (rpc_transport_t *this, struct sockaddr *sockaddr, + socklen_t *sockaddr_len, struct rdma_cm_id *cm_id) +{ + int ret = 0; + + *sockaddr_len = sizeof (struct sockaddr_in6); + switch (sockaddr->sa_family) + { + case AF_INET_SDP: + case AF_INET: + *sockaddr_len = sizeof (struct sockaddr_in); + + case AF_INET6: + ret = af_inet_bind_to_port_lt_ceiling (cm_id, sockaddr, + *sockaddr_len, + GF_CLIENT_PORT_CEILING); + if (ret == -1) { + gf_log (this->name, GF_LOG_WARNING, + "cannot bind rdma_cm_id to port " + "less than %d (%s)", GF_CLIENT_PORT_CEILING, + strerror (errno)); + ret = 0; + } + break; + + case AF_UNIX: + *sockaddr_len = sizeof (struct sockaddr_un); +#if 0 + ret = af_unix_client_bind (this, (struct sockaddr *)sockaddr, + *sockaddr_len, sock); +#endif + break; + + default: + gf_log (this->name, GF_LOG_ERROR, + "unknown address family %d", sockaddr->sa_family); + ret = -1; + break; + } + + return ret; +} + +int32_t +gf_rdma_client_get_remote_sockaddr (rpc_transport_t *this, + struct sockaddr *sockaddr, + socklen_t *sockaddr_len, + int16_t remote_port) +{ + int32_t ret = 0; + char is_inet_sdp = 0; + + ret = client_fill_address_family (this, sockaddr); + if (ret) { + ret = -1; + goto err; + } + + switch (sockaddr->sa_family) + { + case AF_INET_SDP: + sockaddr->sa_family = AF_INET; + is_inet_sdp = 1; + + case AF_INET: + case AF_INET6: + case AF_UNSPEC: + ret = af_inet_client_get_remote_sockaddr (this, + sockaddr, + sockaddr_len, + remote_port); + + if (is_inet_sdp) { + sockaddr->sa_family = AF_INET_SDP; + } + + break; + + case AF_UNIX: + ret = af_unix_client_get_remote_sockaddr (this, + sockaddr, + sockaddr_len); + break; + + default: + gf_log (this->name, GF_LOG_ERROR, + "unknown address-family %d", sockaddr->sa_family); + ret = -1; + } + +err: + return ret; +} + +int32_t +gf_rdma_server_get_local_sockaddr (rpc_transport_t *this, + struct sockaddr *addr, + socklen_t *addr_len) +{ + data_t *address_family_data = NULL; + int32_t ret = 0; + char is_inet_sdp = 0; + + address_family_data = dict_get (this->options, + "transport.address-family"); + if (address_family_data) { + char *address_family = NULL; + address_family = data_to_str (address_family_data); + + if (!strcasecmp (address_family, "inet")) { + addr->sa_family = AF_INET; + } else if (!strcasecmp (address_family, "inet6")) { + addr->sa_family = AF_INET6; + } else if (!strcasecmp (address_family, "inet-sdp")) { + addr->sa_family = AF_INET_SDP; + } else if (!strcasecmp (address_family, "unix")) { + addr->sa_family = AF_UNIX; + } else { + gf_log (this->name, GF_LOG_ERROR, + "unknown address family (%s) specified", + address_family); + addr->sa_family = AF_UNSPEC; + ret = -1; + goto err; + } + } else { + gf_log (this->name, GF_LOG_DEBUG, + "option address-family not specified, defaulting " + "to inet"); + addr->sa_family = AF_INET; + } + + switch (addr->sa_family) + { + case AF_INET_SDP: + is_inet_sdp = 1; + addr->sa_family = AF_INET; + + case AF_INET: + case AF_INET6: + case AF_UNSPEC: + ret = af_inet_server_get_local_sockaddr (this, addr, addr_len); + if (is_inet_sdp && !ret) { + addr->sa_family = AF_INET_SDP; + } + break; + + case AF_UNIX: + ret = af_unix_server_get_local_sockaddr (this, addr, addr_len); + break; + } + +err: + return ret; +} + +int32_t +fill_inet6_inet_identifiers (rpc_transport_t *this, struct sockaddr_storage *addr, + int32_t addr_len, char *identifier) +{ + int32_t ret = 0, tmpaddr_len = 0; + char service[NI_MAXSERV], host[NI_MAXHOST]; + union gf_sock_union sock_union; + + memset (&sock_union, 0, sizeof (sock_union)); + sock_union.storage = *addr; + tmpaddr_len = addr_len; + + if (sock_union.sa.sa_family == AF_INET6) { + int32_t one_to_four, four_to_eight, twelve_to_sixteen; + int16_t eight_to_ten, ten_to_twelve; + + one_to_four = four_to_eight = twelve_to_sixteen = 0; + eight_to_ten = ten_to_twelve = 0; + + one_to_four = sock_union.sin6.sin6_addr.s6_addr32[0]; + four_to_eight = sock_union.sin6.sin6_addr.s6_addr32[1]; +#ifdef GF_SOLARIS_HOST_OS + eight_to_ten = S6_ADDR16(sock_union.sin6.sin6_addr)[4]; +#else + eight_to_ten = sock_union.sin6.sin6_addr.s6_addr16[4]; +#endif + +#ifdef GF_SOLARIS_HOST_OS + ten_to_twelve = S6_ADDR16(sock_union.sin6.sin6_addr)[5]; +#else + ten_to_twelve = sock_union.sin6.sin6_addr.s6_addr16[5]; +#endif + twelve_to_sixteen = sock_union.sin6.sin6_addr.s6_addr32[3]; + + /* ipv4 mapped ipv6 address has + bits 0-80: 0 + bits 80-96: 0xffff + bits 96-128: ipv4 address + */ + + if (one_to_four == 0 && + four_to_eight == 0 && + eight_to_ten == 0 && + ten_to_twelve == -1) { + struct sockaddr_in *in_ptr = &sock_union.sin; + memset (&sock_union, 0, sizeof (sock_union)); + + in_ptr->sin_family = AF_INET; + in_ptr->sin_port = ((struct sockaddr_in6 *)addr)->sin6_port; + in_ptr->sin_addr.s_addr = twelve_to_sixteen; + tmpaddr_len = sizeof (*in_ptr); + } + } + + ret = getnameinfo (&sock_union.sa, + tmpaddr_len, + host, sizeof (host), + service, sizeof (service), + NI_NUMERICHOST | NI_NUMERICSERV); + if (ret != 0) { + gf_log (this->name, + GF_LOG_ERROR, + "getnameinfo failed (%s)", gai_strerror (ret)); + } + + sprintf (identifier, "%s:%s", host, service); + + return ret; +} + +int32_t +gf_rdma_get_transport_identifiers (rpc_transport_t *this) +{ + int32_t ret = 0; + char is_inet_sdp = 0; + + switch (((struct sockaddr *) &this->myinfo.sockaddr)->sa_family) + { + case AF_INET_SDP: + is_inet_sdp = 1; + ((struct sockaddr *) &this->peerinfo.sockaddr)->sa_family = ((struct sockaddr *) &this->myinfo.sockaddr)->sa_family = AF_INET; + + case AF_INET: + case AF_INET6: + { + ret = fill_inet6_inet_identifiers (this, + &this->myinfo.sockaddr, + this->myinfo.sockaddr_len, + this->myinfo.identifier); + if (ret == -1) { + gf_log (this->name, GF_LOG_ERROR, + "can't fill inet/inet6 identifier for server"); + goto err; + } + + ret = fill_inet6_inet_identifiers (this, + &this->peerinfo.sockaddr, + this->peerinfo.sockaddr_len, + this->peerinfo.identifier); + if (ret == -1) { + gf_log (this->name, GF_LOG_ERROR, + "can't fill inet/inet6 identifier for client"); + goto err; + } + + if (is_inet_sdp) { + ((struct sockaddr *) &this->peerinfo.sockaddr)->sa_family = ((struct sockaddr *) &this->myinfo.sockaddr)->sa_family = AF_INET_SDP; + } + } + break; + + case AF_UNIX: + { + struct sockaddr_un *sunaddr = NULL; + + sunaddr = (struct sockaddr_un *) &this->myinfo.sockaddr; + strcpy (this->myinfo.identifier, sunaddr->sun_path); + + sunaddr = (struct sockaddr_un *) &this->peerinfo.sockaddr; + strcpy (this->peerinfo.identifier, sunaddr->sun_path); + } + break; + + default: + gf_log (this->name, GF_LOG_ERROR, + "unknown address family (%d)", + ((struct sockaddr *) &this->myinfo.sockaddr)->sa_family); + ret = -1; + break; + } + +err: + return ret; +} diff --git a/rpc/rpc-transport/rdma/src/name.h b/rpc/rpc-transport/rdma/src/name.h new file mode 100644 index 000000000..742fc5fc3 --- /dev/null +++ b/rpc/rpc-transport/rdma/src/name.h @@ -0,0 +1,36 @@ +/* + Copyright (c) 2008-2012 Red Hat, Inc. <http://www.redhat.com> + This file is part of GlusterFS. + + This file is licensed to you under your choice of the GNU Lesser + General Public License, version 3 or any later version (LGPLv3 or + later), or the GNU General Public License, version 2 (GPLv2), in all + cases as published by the Free Software Foundation. +*/ + +#ifndef _IB_VERBS_NAME_H +#define _IB_VERBS_NAME_H + +#include <rdma/rdma_cma.h> + +#include "compat.h" + +int32_t +gf_rdma_client_bind (rpc_transport_t *this, struct sockaddr *sockaddr, + socklen_t *sockaddr_len, struct rdma_cm_id *cm_id); + +int32_t +gf_rdma_client_get_remote_sockaddr (rpc_transport_t *this, + struct sockaddr *sockaddr, + socklen_t *sockaddr_len, + int16_t remote_port); + +int32_t +gf_rdma_server_get_local_sockaddr (rpc_transport_t *this, + struct sockaddr *addr, + socklen_t *addr_len); + +int32_t +gf_rdma_get_transport_identifiers (rpc_transport_t *this); + +#endif /* _IB_VERBS_NAME_H */ diff --git a/rpc/rpc-transport/rdma/src/rdma.c b/rpc/rpc-transport/rdma/src/rdma.c new file mode 100644 index 000000000..6e6099a98 --- /dev/null +++ b/rpc/rpc-transport/rdma/src/rdma.c @@ -0,0 +1,4575 @@ +/* + Copyright (c) 2008-2012 Red Hat, Inc. <http://www.redhat.com> + This file is part of GlusterFS. + + This file is licensed to you under your choice of the GNU Lesser + General Public License, version 3 or any later version (LGPLv3 or + later), or the GNU General Public License, version 2 (GPLv2), in all + cases as published by the Free Software Foundation. +*/ + +#ifndef _CONFIG_H +#define _CONFIG_H +#include "config.h" +#endif + +#include "dict.h" +#include "glusterfs.h" +#include "logging.h" +#include "rdma.h" +#include "name.h" +#include "byte-order.h" +#include "xlator.h" +#include "xdr-rpc.h" +#include <signal.h> + +#define GF_RDMA_LOG_NAME "rpc-transport/rdma" + +static int32_t +__gf_rdma_ioq_churn (gf_rdma_peer_t *peer); + +gf_rdma_post_t * +gf_rdma_post_ref (gf_rdma_post_t *post); + +int +gf_rdma_post_unref (gf_rdma_post_t *post); + +static void * +gf_rdma_send_completion_proc (void *data); + +static void * +gf_rdma_recv_completion_proc (void *data); + +void * +gf_rdma_async_event_thread (void *context); + +static int32_t +gf_rdma_create_qp (rpc_transport_t *this); + +static int32_t +__gf_rdma_teardown (rpc_transport_t *this); + +static int32_t +gf_rdma_teardown (rpc_transport_t *this); + +static int32_t +gf_rdma_disconnect (rpc_transport_t *this); + +static void +gf_rdma_cm_handle_disconnect (rpc_transport_t *this); + + +static void +gf_rdma_put_post (gf_rdma_queue_t *queue, gf_rdma_post_t *post) +{ + post->ctx.is_request = 0; + + pthread_mutex_lock (&queue->lock); + { + if (post->prev) { + queue->active_count--; + post->prev->next = post->next; + } + + if (post->next) { + post->next->prev = post->prev; + } + + post->prev = &queue->passive_posts; + post->next = post->prev->next; + post->prev->next = post; + post->next->prev = post; + queue->passive_count++; + } + pthread_mutex_unlock (&queue->lock); +} + + +static gf_rdma_post_t * +gf_rdma_new_post (rpc_transport_t *this, gf_rdma_device_t *device, int32_t len, + gf_rdma_post_type_t type) +{ + gf_rdma_post_t *post = NULL; + int ret = -1; + + post = (gf_rdma_post_t *) GF_CALLOC (1, sizeof (*post), + gf_common_mt_rdma_post_t); + if (post == NULL) { + goto out; + } + + pthread_mutex_init (&post->lock, NULL); + + post->buf_size = len; + + post->buf = valloc (len); + if (!post->buf) { + gf_log_nomem (GF_RDMA_LOG_NAME, GF_LOG_ERROR, len); + goto out; + } + + post->mr = ibv_reg_mr (device->pd, + post->buf, + post->buf_size, + IBV_ACCESS_LOCAL_WRITE); + if (!post->mr) { + gf_log (this->name, GF_LOG_WARNING, + "memory registration failed (%s)", + strerror (errno)); + goto out; + } + + post->device = device; + post->type = type; + + ret = 0; +out: + if (ret != 0) { + free (post->buf); + + GF_FREE (post); + post = NULL; + } + + return post; +} + + +static gf_rdma_post_t * +gf_rdma_get_post (gf_rdma_queue_t *queue) +{ + gf_rdma_post_t *post = NULL; + + pthread_mutex_lock (&queue->lock); + { + post = queue->passive_posts.next; + if (post == &queue->passive_posts) + post = NULL; + + if (post) { + if (post->prev) + post->prev->next = post->next; + if (post->next) + post->next->prev = post->prev; + post->prev = &queue->active_posts; + post->next = post->prev->next; + post->prev->next = post; + post->next->prev = post; + post->reused++; + queue->active_count++; + } + } + pthread_mutex_unlock (&queue->lock); + + return post; +} + +void +gf_rdma_destroy_post (gf_rdma_post_t *post) +{ + ibv_dereg_mr (post->mr); + free (post->buf); + GF_FREE (post); +} + + +static int32_t +__gf_rdma_quota_get (gf_rdma_peer_t *peer) +{ + int32_t ret = -1; + gf_rdma_private_t *priv = NULL; + + priv = peer->trans->private; + + if (priv->connected && peer->quota > 0) { + ret = peer->quota--; + } + + return ret; +} + + +static void +__gf_rdma_ioq_entry_free (gf_rdma_ioq_t *entry) +{ + list_del_init (&entry->list); + + if (entry->iobref) { + iobref_unref (entry->iobref); + entry->iobref = NULL; + } + + if (entry->msg.request.rsp_iobref) { + iobref_unref (entry->msg.request.rsp_iobref); + entry->msg.request.rsp_iobref = NULL; + } + + mem_put (entry); +} + + +static void +__gf_rdma_ioq_flush (gf_rdma_peer_t *peer) +{ + gf_rdma_ioq_t *entry = NULL, *dummy = NULL; + + list_for_each_entry_safe (entry, dummy, &peer->ioq, list) { + __gf_rdma_ioq_entry_free (entry); + } +} + + +static int32_t +__gf_rdma_disconnect (rpc_transport_t *this) +{ + gf_rdma_private_t *priv = NULL; + + priv = this->private; + + if (priv->connected) { + rdma_disconnect (priv->peer.cm_id); + } + + return 0; +} + + +static void +gf_rdma_queue_init (gf_rdma_queue_t *queue) +{ + pthread_mutex_init (&queue->lock, NULL); + + queue->active_posts.next = &queue->active_posts; + queue->active_posts.prev = &queue->active_posts; + queue->passive_posts.next = &queue->passive_posts; + queue->passive_posts.prev = &queue->passive_posts; +} + + +static void +__gf_rdma_destroy_queue (gf_rdma_post_t *post) +{ + gf_rdma_post_t *tmp = NULL; + + while (post->next != post) { + tmp = post->next; + + post->next = post->next->next; + post->next->prev = post; + + gf_rdma_destroy_post (tmp); + } +} + + +static void +gf_rdma_destroy_queue (gf_rdma_queue_t *queue) +{ + if (queue == NULL) { + goto out; + } + + pthread_mutex_lock (&queue->lock); + { + if (queue->passive_count > 0) { + __gf_rdma_destroy_queue (&queue->passive_posts); + queue->passive_count = 0; + } + + if (queue->active_count > 0) { + __gf_rdma_destroy_queue (&queue->active_posts); + queue->active_count = 0; + } + } + pthread_mutex_unlock (&queue->lock); + +out: + return; +} + + +static void +gf_rdma_destroy_posts (rpc_transport_t *this) +{ + gf_rdma_device_t *device = NULL; + gf_rdma_private_t *priv = NULL; + + if (this == NULL) { + goto out; + } + + priv = this->private; + device = priv->device; + + gf_rdma_destroy_queue (&device->sendq); + gf_rdma_destroy_queue (&device->recvq); + +out: + return; +} + + +static int32_t +__gf_rdma_create_posts (rpc_transport_t *this, int32_t count, int32_t size, + gf_rdma_queue_t *q, gf_rdma_post_type_t type) +{ + int32_t i = 0; + int32_t ret = 0; + gf_rdma_private_t *priv = NULL; + gf_rdma_device_t *device = NULL; + + priv = this->private; + device = priv->device; + + for (i=0 ; i<count ; i++) { + gf_rdma_post_t *post = NULL; + + post = gf_rdma_new_post (this, device, size + 2048, type); + if (!post) { + gf_log (this->name, GF_LOG_ERROR, + "post creation failed"); + ret = -1; + break; + } + + gf_rdma_put_post (q, post); + } + return ret; +} + + +static int32_t +gf_rdma_post_recv (struct ibv_srq *srq, + gf_rdma_post_t *post) +{ + struct ibv_sge list = { + .addr = (unsigned long) post->buf, + .length = post->buf_size, + .lkey = post->mr->lkey + }; + + struct ibv_recv_wr wr = { + .wr_id = (unsigned long) post, + .sg_list = &list, + .num_sge = 1, + }, *bad_wr; + + gf_rdma_post_ref (post); + + return ibv_post_srq_recv (srq, &wr, &bad_wr); +} + + +static int32_t +gf_rdma_create_posts (rpc_transport_t *this) +{ + int32_t i = 0, ret = 0; + gf_rdma_post_t *post = NULL; + gf_rdma_private_t *priv = NULL; + gf_rdma_options_t *options = NULL; + gf_rdma_device_t *device = NULL; + + priv = this->private; + options = &priv->options; + device = priv->device; + + ret = __gf_rdma_create_posts (this, options->send_count, + options->send_size, + &device->sendq, GF_RDMA_SEND_POST); + if (!ret) + ret = __gf_rdma_create_posts (this, options->recv_count, + options->recv_size, + &device->recvq, + GF_RDMA_RECV_POST); + + if (!ret) { + for (i=0 ; i<options->recv_count ; i++) { + post = gf_rdma_get_post (&device->recvq); + if (gf_rdma_post_recv (device->srq, post) != 0) { + ret = -1; + break; + } + } + } + + if (ret) + gf_rdma_destroy_posts (this); + + return ret; +} + + +static void +gf_rdma_destroy_cq (rpc_transport_t *this) +{ + gf_rdma_private_t *priv = NULL; + gf_rdma_device_t *device = NULL; + + priv = this->private; + device = priv->device; + + if (device->recv_cq) + ibv_destroy_cq (device->recv_cq); + device->recv_cq = NULL; + + if (device->send_cq) + ibv_destroy_cq (device->send_cq); + device->send_cq = NULL; + + return; +} + + +static int32_t +gf_rdma_create_cq (rpc_transport_t *this) +{ + gf_rdma_private_t *priv = NULL; + gf_rdma_options_t *options = NULL; + gf_rdma_device_t *device = NULL; + uint64_t send_cqe = 0; + int32_t ret = 0; + struct ibv_device_attr device_attr = {{0}, }; + + priv = this->private; + options = &priv->options; + device = priv->device; + + device->recv_cq = ibv_create_cq (priv->device->context, + options->recv_count * 2, + device, + device->recv_chan, + 0); + if (!device->recv_cq) { + gf_log (this->name, GF_LOG_ERROR, + "creation of CQ for device %s failed", + device->device_name); + ret = -1; + goto out; + } else if (ibv_req_notify_cq (device->recv_cq, 0)) { + gf_log (this->name, GF_LOG_ERROR, + "ibv_req_notify_cq on recv CQ of device %s failed", + device->device_name); + ret = -1; + goto out; + } + + do { + ret = ibv_query_device (priv->device->context, &device_attr); + if (ret != 0) { + gf_log (this->name, GF_LOG_ERROR, + "ibv_query_device on %s returned %d (%s)", + priv->device->device_name, ret, + (ret > 0) ? strerror (ret) : ""); + ret = -1; + goto out; + } + + send_cqe = options->send_count * 128; + send_cqe = (send_cqe > device_attr.max_cqe) + ? device_attr.max_cqe : send_cqe; + + /* TODO: make send_cq size dynamically adaptive */ + device->send_cq = ibv_create_cq (priv->device->context, + send_cqe, device, + device->send_chan, 0); + if (!device->send_cq) { + gf_log (this->name, GF_LOG_ERROR, + "creation of send_cq for device %s failed", + device->device_name); + ret = -1; + goto out; + } + + if (ibv_req_notify_cq (device->send_cq, 0)) { + gf_log (this->name, GF_LOG_ERROR, + "ibv_req_notify_cq on send_cq for device %s" + " failed", device->device_name); + ret = -1; + goto out; + } + } while (0); + +out: + if (ret != 0) + gf_rdma_destroy_cq (this); + + return ret; +} + + +static gf_rdma_device_t * +gf_rdma_get_device (rpc_transport_t *this, struct ibv_context *ibctx, + char *device_name) +{ + glusterfs_ctx_t *ctx = NULL; + gf_rdma_private_t *priv = NULL; + gf_rdma_options_t *options = NULL; + int32_t ret = 0; + int32_t i = 0; + gf_rdma_device_t *trav = NULL, *device = NULL; + gf_rdma_ctx_t *rdma_ctx = NULL; + + priv = this->private; + options = &priv->options; + ctx = this->ctx; + rdma_ctx = ctx->ib; + + trav = rdma_ctx->device; + + while (trav) { + if (!strcmp (trav->device_name, device_name)) + break; + trav = trav->next; + } + + if (!trav) { + trav = GF_CALLOC (1, sizeof (*trav), + gf_common_mt_rdma_device_t); + if (trav == NULL) { + goto out; + } + + priv->device = trav; + trav->context = ibctx; + + trav->request_ctx_pool + = mem_pool_new (gf_rdma_request_context_t, + GF_RDMA_POOL_SIZE); + if (trav->request_ctx_pool == NULL) { + goto out; + } + + trav->ioq_pool + = mem_pool_new (gf_rdma_ioq_t, GF_RDMA_POOL_SIZE); + if (trav->ioq_pool == NULL) { + goto out; + } + + trav->reply_info_pool = mem_pool_new (gf_rdma_reply_info_t, + GF_RDMA_POOL_SIZE); + if (trav->reply_info_pool == NULL) { + goto out; + } + + trav->device_name = gf_strdup (device_name); + + trav->next = rdma_ctx->device; + rdma_ctx->device = trav; + + trav->send_chan = ibv_create_comp_channel (trav->context); + if (!trav->send_chan) { + gf_log (this->name, GF_LOG_ERROR, + "could not create send completion channel for " + "device (%s)", device_name); + goto out; + } + + trav->recv_chan = ibv_create_comp_channel (trav->context); + if (!trav->recv_chan) { + gf_log (this->name, GF_LOG_ERROR, + "could not create recv completion channel for " + "device (%s)", device_name); + + /* TODO: cleanup current mess */ + goto out; + } + + if (gf_rdma_create_cq (this) < 0) { + gf_log (this->name, GF_LOG_ERROR, + "could not create CQ for device (%s)", + device_name); + goto out; + } + + /* protection domain */ + trav->pd = ibv_alloc_pd (trav->context); + + if (!trav->pd) { + gf_log (this->name, GF_LOG_ERROR, + "could not allocate protection domain for " + "device (%s)", device_name); + goto out; + } + + struct ibv_srq_init_attr attr = { + .attr = { + .max_wr = options->recv_count, + .max_sge = 1, + .srq_limit = 10 + } + }; + trav->srq = ibv_create_srq (trav->pd, &attr); + + if (!trav->srq) { + gf_log (this->name, GF_LOG_ERROR, + "could not create SRQ for device (%s)", + device_name); + goto out; + } + + /* queue init */ + gf_rdma_queue_init (&trav->sendq); + gf_rdma_queue_init (&trav->recvq); + + if (gf_rdma_create_posts (this) < 0) { + gf_log (this->name, GF_LOG_ERROR, + "could not allocate posts for device (%s)", + device_name); + goto out; + } + + /* completion threads */ + ret = gf_thread_create (&trav->send_thread, NULL, + gf_rdma_send_completion_proc, + trav->send_chan); + if (ret) { + gf_log (this->name, GF_LOG_ERROR, + "could not create send completion thread for " + "device (%s)", device_name); + goto out; + } + + ret = gf_thread_create (&trav->recv_thread, NULL, + gf_rdma_recv_completion_proc, + trav->recv_chan); + if (ret) { + gf_log (this->name, GF_LOG_ERROR, + "could not create recv completion thread " + "for device (%s)", device_name); + return NULL; + } + + ret = gf_thread_create (&trav->async_event_thread, NULL, + gf_rdma_async_event_thread, + ibctx); + if (ret) { + gf_log (this->name, GF_LOG_ERROR, + "could not create async_event_thread"); + return NULL; + } + + /* qpreg */ + pthread_mutex_init (&trav->qpreg.lock, NULL); + for (i=0; i<42; i++) { + trav->qpreg.ents[i].next = &trav->qpreg.ents[i]; + trav->qpreg.ents[i].prev = &trav->qpreg.ents[i]; + } + } + + device = trav; + trav = NULL; +out: + + if (trav != NULL) { + gf_rdma_destroy_posts (this); + mem_pool_destroy (trav->ioq_pool); + mem_pool_destroy (trav->request_ctx_pool); + mem_pool_destroy (trav->reply_info_pool); + ibv_dealloc_pd (trav->pd); + gf_rdma_destroy_cq (this); + ibv_destroy_comp_channel (trav->recv_chan); + ibv_destroy_comp_channel (trav->send_chan); + GF_FREE ((char *)trav->device_name); + GF_FREE (trav); + } + + return device; +} + + +static rpc_transport_t * +gf_rdma_transport_new (rpc_transport_t *listener, struct rdma_cm_id *cm_id) +{ + gf_rdma_private_t *listener_priv = NULL, *priv = NULL; + rpc_transport_t *this = NULL, *new = NULL; + gf_rdma_options_t *options = NULL; + char *device_name = NULL; + + listener_priv = listener->private; + + this = GF_CALLOC (1, sizeof (rpc_transport_t), + gf_common_mt_rpc_transport_t); + if (this == NULL) { + goto out; + } + + this->listener = listener; + + priv = GF_CALLOC (1, sizeof (gf_rdma_private_t), + gf_common_mt_rdma_private_t); + if (priv == NULL) { + goto out; + } + + this->private = priv; + priv->options = listener_priv->options; + + priv->listener = listener; + priv->entity = GF_RDMA_SERVER; + + options = &priv->options; + + this->ops = listener->ops; + this->init = listener->init; + this->fini = listener->fini; + this->ctx = listener->ctx; + this->name = gf_strdup (listener->name); + this->notify = listener->notify; + this->mydata = listener->mydata; + + this->myinfo.sockaddr_len = sizeof (cm_id->route.addr.src_addr); + memcpy (&this->myinfo.sockaddr, &cm_id->route.addr.src_addr, + this->myinfo.sockaddr_len); + + this->peerinfo.sockaddr_len = sizeof (cm_id->route.addr.dst_addr); + memcpy (&this->peerinfo.sockaddr, &cm_id->route.addr.dst_addr, + this->peerinfo.sockaddr_len); + + priv->peer.trans = this; + gf_rdma_get_transport_identifiers (this); + + device_name = (char *)ibv_get_device_name (cm_id->verbs->device); + if (device_name == NULL) { + gf_log (listener->name, GF_LOG_WARNING, + "cannot get device name (peer:%s me:%s)", + this->peerinfo.identifier, this->myinfo.identifier); + goto out; + } + + priv->device = gf_rdma_get_device (this, cm_id->verbs, + device_name); + if (priv->device == NULL) { + gf_log (listener->name, GF_LOG_WARNING, + "cannot get infiniband device %s (peer:%s me:%s)", + device_name, this->peerinfo.identifier, + this->myinfo.identifier); + goto out; + } + + priv->peer.send_count = options->send_count; + priv->peer.recv_count = options->recv_count; + priv->peer.send_size = options->send_size; + priv->peer.recv_size = options->recv_size; + priv->peer.cm_id = cm_id; + INIT_LIST_HEAD (&priv->peer.ioq); + + pthread_mutex_init (&priv->write_mutex, NULL); + pthread_mutex_init (&priv->recv_mutex, NULL); + + cm_id->context = this; + + new = rpc_transport_ref (this); + this = NULL; +out: + if (this != NULL) { + if (this->private != NULL) { + GF_FREE (this->private); + } + + if (this->name != NULL) { + GF_FREE (this->name); + } + + GF_FREE (this); + } + + return new; +} + + +static int +gf_rdma_cm_handle_connect_request (struct rdma_cm_event *event) +{ + int ret = -1; + rpc_transport_t *this = NULL, *listener = NULL; + struct rdma_cm_id *child_cm_id = NULL, *listener_cm_id = NULL; + struct rdma_conn_param conn_param = {0, }; + gf_rdma_private_t *priv = NULL; + gf_rdma_options_t *options = NULL; + + child_cm_id = event->id; + listener_cm_id = event->listen_id; + + listener = listener_cm_id->context; + priv = listener->private; + options = &priv->options; + + this = gf_rdma_transport_new (listener, child_cm_id); + if (this == NULL) { + gf_log (listener->name, GF_LOG_WARNING, + "could not create a transport for incoming connection" + " (me.name:%s me.identifier:%s)", listener->name, + listener->myinfo.identifier); + rdma_destroy_id (child_cm_id); + goto out; + } + + gf_log (listener->name, GF_LOG_TRACE, + "got a connect request (me:%s peer:%s)", + listener->myinfo.identifier, this->peerinfo.identifier); + + ret = gf_rdma_create_qp (this); + if (ret < 0) { + gf_log (listener->name, GF_LOG_WARNING, + "could not create QP (peer:%s me:%s)", + this->peerinfo.identifier, this->myinfo.identifier); + gf_rdma_cm_handle_disconnect (this); + goto out; + } + + conn_param.responder_resources = 1; + conn_param.initiator_depth = 1; + conn_param.retry_count = options->attr_retry_cnt; + conn_param.rnr_retry_count = options->attr_rnr_retry; + + ret = rdma_accept(child_cm_id, &conn_param); + if (ret < 0) { + gf_log (listener->name, GF_LOG_WARNING, "rdma_accept failed " + "peer:%s me:%s (%s)", this->peerinfo.identifier, + this->myinfo.identifier, strerror (errno)); + gf_rdma_cm_handle_disconnect (this); + goto out; + } + + ret = 0; + +out: + return ret; +} + + +static int +gf_rdma_cm_handle_route_resolved (struct rdma_cm_event *event) +{ + struct rdma_conn_param conn_param = {0, }; + int ret = 0; + rpc_transport_t *this = NULL; + gf_rdma_private_t *priv = NULL; + gf_rdma_peer_t *peer = NULL; + gf_rdma_options_t *options = NULL; + + if (event == NULL) { + goto out; + } + + this = event->id->context; + + priv = this->private; + peer = &priv->peer; + options = &priv->options; + + ret = gf_rdma_create_qp (this); + if (ret != 0) { + gf_log (this->name, GF_LOG_WARNING, + "could not create QP (peer:%s me:%s)", + this->peerinfo.identifier, this->myinfo.identifier); + gf_rdma_cm_handle_disconnect (this); + goto out; + } + + memset(&conn_param, 0, sizeof conn_param); + conn_param.responder_resources = 1; + conn_param.initiator_depth = 1; + conn_param.retry_count = options->attr_retry_cnt; + conn_param.rnr_retry_count = options->attr_rnr_retry; + + ret = rdma_connect(peer->cm_id, &conn_param); + if (ret != 0) { + gf_log (this->name, GF_LOG_WARNING, + "rdma_connect failed (%s)", strerror (errno)); + gf_rdma_cm_handle_disconnect (this); + goto out; + } + + gf_log (this->name, GF_LOG_TRACE, "route resolved (me:%s peer:%s)", + this->myinfo.identifier, this->peerinfo.identifier); + + ret = 0; +out: + return ret; +} + + +static int +gf_rdma_cm_handle_addr_resolved (struct rdma_cm_event *event) +{ + rpc_transport_t *this = NULL; + gf_rdma_peer_t *peer = NULL; + gf_rdma_private_t *priv = NULL; + int ret = 0; + + this = event->id->context; + + priv = this->private; + peer = &priv->peer; + + GF_ASSERT (peer->cm_id == event->id); + + this->myinfo.sockaddr_len = sizeof (peer->cm_id->route.addr.src_addr); + memcpy (&this->myinfo.sockaddr, &peer->cm_id->route.addr.src_addr, + this->myinfo.sockaddr_len); + + this->peerinfo.sockaddr_len = sizeof (peer->cm_id->route.addr.dst_addr); + memcpy (&this->peerinfo.sockaddr, &peer->cm_id->route.addr.dst_addr, + this->peerinfo.sockaddr_len); + + gf_rdma_get_transport_identifiers (this); + + ret = rdma_resolve_route(peer->cm_id, 2000); + if (ret != 0) { + gf_log (this->name, GF_LOG_WARNING, + "rdma_resolve_route failed (me:%s peer:%s) (%s)", + this->myinfo.identifier, this->peerinfo.identifier, + strerror (errno)); + gf_rdma_cm_handle_disconnect (this); + } + + gf_log (this->name, GF_LOG_TRACE, "Address resolved (me:%s peer:%s)", + this->myinfo.identifier, this->peerinfo.identifier); + + return ret; +} + + +static void +gf_rdma_cm_handle_disconnect (rpc_transport_t *this) +{ + gf_rdma_private_t *priv = NULL; + char need_unref = 0, connected = 0; + + priv = this->private; + gf_log (this->name, GF_LOG_DEBUG, + "peer disconnected, cleaning up"); + + pthread_mutex_lock (&priv->write_mutex); + { + if (priv->peer.cm_id != NULL) { + need_unref = 1; + connected = priv->connected; + priv->connected = 0; + } + + __gf_rdma_teardown (this); + } + pthread_mutex_unlock (&priv->write_mutex); + + if (connected) { + rpc_transport_notify (this, RPC_TRANSPORT_DISCONNECT, this); + } + + if (need_unref) + rpc_transport_unref (this); + +} + + +static int +gf_rdma_cm_handle_event_established (struct rdma_cm_event *event) +{ + rpc_transport_t *this = NULL; + gf_rdma_private_t *priv = NULL; + struct rdma_cm_id *cm_id = NULL; + int ret = 0; + + cm_id = event->id; + this = cm_id->context; + priv = this->private; + + priv->connected = 1; + + pthread_mutex_lock (&priv->write_mutex); + { + priv->peer.quota = 1; + priv->peer.quota_set = 0; + } + pthread_mutex_unlock (&priv->write_mutex); + + if (priv->entity == GF_RDMA_CLIENT) { + ret = rpc_transport_notify (this, RPC_TRANSPORT_CONNECT, this); + + } else if (priv->entity == GF_RDMA_SERVER) { + ret = rpc_transport_notify (priv->listener, + RPC_TRANSPORT_ACCEPT, this); + } + + if (ret < 0) { + gf_rdma_disconnect (this); + } + + gf_log (this->name, GF_LOG_TRACE, + "recieved event RDMA_CM_EVENT_ESTABLISHED (me:%s peer:%s)", + this->myinfo.identifier, this->peerinfo.identifier); + + return ret; +} + + +static int +gf_rdma_cm_handle_event_error (rpc_transport_t *this) +{ + gf_rdma_private_t *priv = NULL; + + priv = this->private; + + if (priv->entity != GF_RDMA_SERVER_LISTENER) { + gf_rdma_cm_handle_disconnect (this); + } + + return 0; +} + + +static int +gf_rdma_cm_handle_device_removal (struct rdma_cm_event *event) +{ + return 0; +} + + +static void * +gf_rdma_cm_event_handler (void *data) +{ + struct rdma_cm_event *event = NULL; + int ret = 0; + rpc_transport_t *this = NULL; + struct rdma_event_channel *event_channel = NULL; + + event_channel = data; + + while (1) { + ret = rdma_get_cm_event (event_channel, &event); + if (ret != 0) { + gf_log (GF_RDMA_LOG_NAME, GF_LOG_WARNING, + "rdma_cm_get_event failed (%s)", + strerror (errno)); + break; + } + + switch (event->event) { + case RDMA_CM_EVENT_ADDR_RESOLVED: + gf_rdma_cm_handle_addr_resolved (event); + break; + + case RDMA_CM_EVENT_ROUTE_RESOLVED: + gf_rdma_cm_handle_route_resolved (event); + break; + + case RDMA_CM_EVENT_CONNECT_REQUEST: + gf_rdma_cm_handle_connect_request (event); + break; + + case RDMA_CM_EVENT_ESTABLISHED: + gf_rdma_cm_handle_event_established (event); + break; + + case RDMA_CM_EVENT_ADDR_ERROR: + case RDMA_CM_EVENT_ROUTE_ERROR: + case RDMA_CM_EVENT_CONNECT_ERROR: + case RDMA_CM_EVENT_UNREACHABLE: + case RDMA_CM_EVENT_REJECTED: + this = event->id->context; + + gf_log (this->name, GF_LOG_WARNING, + "cma event %s, error %d (me:%s peer:%s)\n", + rdma_event_str(event->event), event->status, + this->myinfo.identifier, + this->peerinfo.identifier); + + rdma_ack_cm_event (event); + event = NULL; + + gf_rdma_cm_handle_event_error (this); + continue; + + case RDMA_CM_EVENT_DISCONNECTED: + this = event->id->context; + + gf_log (this->name, GF_LOG_DEBUG, + "recieved disconnect (me:%s peer:%s)\n", + this->myinfo.identifier, + this->peerinfo.identifier); + + rdma_ack_cm_event (event); + event = NULL; + + gf_rdma_cm_handle_disconnect (this); + continue; + + case RDMA_CM_EVENT_DEVICE_REMOVAL: + gf_log (GF_RDMA_LOG_NAME, GF_LOG_WARNING, + "device removed"); + gf_rdma_cm_handle_device_removal (event); + break; + + default: + gf_log (GF_RDMA_LOG_NAME, GF_LOG_WARNING, + "unhandled event: %s, ignoring", + rdma_event_str(event->event)); + break; + } + + rdma_ack_cm_event (event); + } + + return NULL; +} + + +static int32_t +gf_rdma_post_send (struct ibv_qp *qp, gf_rdma_post_t *post, int32_t len) +{ + struct ibv_sge list = { + .addr = (unsigned long) post->buf, + .length = len, + .lkey = post->mr->lkey + }; + + struct ibv_send_wr wr = { + .wr_id = (unsigned long) post, + .sg_list = &list, + .num_sge = 1, + .opcode = IBV_WR_SEND, + .send_flags = IBV_SEND_SIGNALED, + }, *bad_wr; + + if (!qp) + return EINVAL; + + return ibv_post_send (qp, &wr, &bad_wr); +} + +int +__gf_rdma_encode_error(gf_rdma_peer_t *peer, gf_rdma_reply_info_t *reply_info, + struct iovec *rpchdr, gf_rdma_header_t *hdr, + gf_rdma_errcode_t err) +{ + struct rpc_msg *rpc_msg = NULL; + + if (reply_info != NULL) { + hdr->rm_xid = hton32(reply_info->rm_xid); + } else { + rpc_msg = rpchdr[0].iov_base; /* assume rpchdr contains + * only one vector. + * (which is true) + */ + hdr->rm_xid = rpc_msg->rm_xid; + } + + hdr->rm_vers = hton32(GF_RDMA_VERSION); + hdr->rm_credit = hton32(peer->send_count); + hdr->rm_type = hton32(GF_RDMA_ERROR); + hdr->rm_body.rm_error.rm_type = hton32(err); + if (err == ERR_VERS) { + hdr->rm_body.rm_error.rm_version.gf_rdma_vers_low + = hton32(GF_RDMA_VERSION); + hdr->rm_body.rm_error.rm_version.gf_rdma_vers_high + = hton32(GF_RDMA_VERSION); + } + + return sizeof (*hdr); +} + + +int32_t +__gf_rdma_send_error (gf_rdma_peer_t *peer, gf_rdma_ioq_t *entry, + gf_rdma_post_t *post, gf_rdma_reply_info_t *reply_info, + gf_rdma_errcode_t err) +{ + int32_t ret = -1, len = 0; + + len = __gf_rdma_encode_error (peer, reply_info, entry->rpchdr, + (gf_rdma_header_t *)post->buf, err); + if (len == -1) { + gf_log (GF_RDMA_LOG_NAME, GF_LOG_ERROR, + "encode error returned -1"); + goto out; + } + + gf_rdma_post_ref (post); + + ret = gf_rdma_post_send (peer->qp, post, len); + if (!ret) { + ret = len; + } else { + gf_log (GF_RDMA_LOG_NAME, GF_LOG_WARNING, + "gf_rdma_post_send (to %s) failed with ret = %d (%s)", + peer->trans->peerinfo.identifier, ret, + (ret > 0) ? strerror (ret) : ""); + gf_rdma_post_unref (post); + __gf_rdma_disconnect (peer->trans); + ret = -1; + } + +out: + return ret; +} + + +int32_t +__gf_rdma_create_read_chunks_from_vector (gf_rdma_peer_t *peer, + gf_rdma_read_chunk_t **readch_ptr, + int32_t *pos, struct iovec *vector, + int count, + gf_rdma_request_context_t *request_ctx) +{ + int i = 0; + gf_rdma_private_t *priv = NULL; + gf_rdma_device_t *device = NULL; + struct ibv_mr *mr = NULL; + gf_rdma_read_chunk_t *readch = NULL; + int32_t ret = -1; + + GF_VALIDATE_OR_GOTO (GF_RDMA_LOG_NAME, peer, out); + GF_VALIDATE_OR_GOTO (GF_RDMA_LOG_NAME, readch_ptr, out); + GF_VALIDATE_OR_GOTO (GF_RDMA_LOG_NAME, *readch_ptr, out); + GF_VALIDATE_OR_GOTO (GF_RDMA_LOG_NAME, request_ctx, out); + GF_VALIDATE_OR_GOTO (GF_RDMA_LOG_NAME, vector, out); + + priv = peer->trans->private; + device = priv->device; + readch = *readch_ptr; + + for (i = 0; i < count; i++) { + readch->rc_discrim = hton32 (1); + readch->rc_position = hton32 (*pos); + + mr = ibv_reg_mr (device->pd, vector[i].iov_base, + vector[i].iov_len, + IBV_ACCESS_REMOTE_READ); + if (!mr) { + gf_log (GF_RDMA_LOG_NAME, GF_LOG_WARNING, + "memory registration failed (%s) (peer:%s)", + strerror (errno), + peer->trans->peerinfo.identifier); + goto out; + } + + request_ctx->mr[request_ctx->mr_count++] = mr; + + readch->rc_target.rs_handle = hton32 (mr->rkey); + readch->rc_target.rs_length + = hton32 (vector[i].iov_len); + readch->rc_target.rs_offset + = hton64 ((uint64_t)(unsigned long)vector[i].iov_base); + + *pos = *pos + vector[i].iov_len; + readch++; + } + + *readch_ptr = readch; + + ret = 0; +out: + return ret; +} + + +int32_t +__gf_rdma_create_read_chunks (gf_rdma_peer_t *peer, gf_rdma_ioq_t *entry, + gf_rdma_chunktype_t type, uint32_t **ptr, + gf_rdma_request_context_t *request_ctx) +{ + int32_t ret = -1; + int pos = 0; + + GF_VALIDATE_OR_GOTO (GF_RDMA_LOG_NAME, peer, out); + GF_VALIDATE_OR_GOTO (GF_RDMA_LOG_NAME, entry, out); + GF_VALIDATE_OR_GOTO (GF_RDMA_LOG_NAME, ptr, out); + GF_VALIDATE_OR_GOTO (GF_RDMA_LOG_NAME, *ptr, out); + GF_VALIDATE_OR_GOTO (GF_RDMA_LOG_NAME, request_ctx, out); + + request_ctx->iobref = iobref_ref (entry->iobref); + + if (type == gf_rdma_areadch) { + pos = 0; + ret = __gf_rdma_create_read_chunks_from_vector (peer, + (gf_rdma_read_chunk_t **)ptr, + &pos, + entry->rpchdr, + entry->rpchdr_count, + request_ctx); + if (ret == -1) { + gf_log (GF_RDMA_LOG_NAME, GF_LOG_WARNING, + "cannot create read chunks from vector " + "entry->rpchdr"); + goto out; + } + + ret = __gf_rdma_create_read_chunks_from_vector (peer, + (gf_rdma_read_chunk_t **)ptr, + &pos, + entry->proghdr, + entry->proghdr_count, + request_ctx); + if (ret == -1) { + gf_log (GF_RDMA_LOG_NAME, GF_LOG_WARNING, + "cannot create read chunks from vector " + "entry->proghdr"); + } + + if (entry->prog_payload_count != 0) { + ret = __gf_rdma_create_read_chunks_from_vector (peer, + (gf_rdma_read_chunk_t **)ptr, + &pos, + entry->prog_payload, + entry->prog_payload_count, + request_ctx); + if (ret == -1) { + gf_log (GF_RDMA_LOG_NAME, GF_LOG_WARNING, + "cannot create read chunks from vector" + " entry->prog_payload"); + } + } + } else { + pos = iov_length (entry->rpchdr, entry->rpchdr_count); + ret = __gf_rdma_create_read_chunks_from_vector (peer, + (gf_rdma_read_chunk_t **)ptr, + &pos, + entry->prog_payload, + entry->prog_payload_count, + request_ctx); + if (ret == -1) { + gf_log (GF_RDMA_LOG_NAME, GF_LOG_WARNING, + "cannot create read chunks from vector " + "entry->prog_payload"); + } + } + + /* terminate read-chunk list*/ + **ptr = 0; + *ptr = *ptr + 1; +out: + return ret; +} + + +int32_t +__gf_rdma_create_write_chunks_from_vector (gf_rdma_peer_t *peer, + gf_rdma_write_chunk_t **writech_ptr, + struct iovec *vector, int count, + gf_rdma_request_context_t *request_ctx) +{ + int i = 0; + gf_rdma_private_t *priv = NULL; + gf_rdma_device_t *device = NULL; + struct ibv_mr *mr = NULL; + gf_rdma_write_chunk_t *writech = NULL; + int32_t ret = -1; + + GF_VALIDATE_OR_GOTO (GF_RDMA_LOG_NAME, peer, out); + GF_VALIDATE_OR_GOTO (GF_RDMA_LOG_NAME, writech_ptr, out); + GF_VALIDATE_OR_GOTO (GF_RDMA_LOG_NAME, *writech_ptr, out); + GF_VALIDATE_OR_GOTO (GF_RDMA_LOG_NAME, request_ctx, out); + GF_VALIDATE_OR_GOTO (GF_RDMA_LOG_NAME, vector, out); + + writech = *writech_ptr; + + priv = peer->trans->private; + device = priv->device; + + for (i = 0; i < count; i++) { + mr = ibv_reg_mr (device->pd, vector[i].iov_base, + vector[i].iov_len, + IBV_ACCESS_REMOTE_WRITE + | IBV_ACCESS_LOCAL_WRITE); + if (!mr) { + gf_log (GF_RDMA_LOG_NAME, GF_LOG_WARNING, + "memory registration failed (%s) (peer:%s)", + strerror (errno), + peer->trans->peerinfo.identifier); + goto out; + } + + request_ctx->mr[request_ctx->mr_count++] = mr; + + writech->wc_target.rs_handle = hton32 (mr->rkey); + writech->wc_target.rs_length = hton32 (vector[i].iov_len); + writech->wc_target.rs_offset + = hton64 (((uint64_t)(unsigned long)vector[i].iov_base)); + + writech++; + } + + *writech_ptr = writech; + + ret = 0; +out: + return ret; +} + + +int32_t +__gf_rdma_create_write_chunks (gf_rdma_peer_t *peer, gf_rdma_ioq_t *entry, + gf_rdma_chunktype_t chunk_type, uint32_t **ptr, + gf_rdma_request_context_t *request_ctx) +{ + int32_t ret = -1; + gf_rdma_write_array_t *warray = NULL; + + GF_VALIDATE_OR_GOTO (GF_RDMA_LOG_NAME, peer, out); + GF_VALIDATE_OR_GOTO (GF_RDMA_LOG_NAME, ptr, out); + GF_VALIDATE_OR_GOTO (GF_RDMA_LOG_NAME, *ptr, out); + GF_VALIDATE_OR_GOTO (GF_RDMA_LOG_NAME, request_ctx, out); + GF_VALIDATE_OR_GOTO (GF_RDMA_LOG_NAME, entry, out); + + if ((chunk_type == gf_rdma_replych) + && ((entry->msg.request.rsphdr_count != 1) || + (entry->msg.request.rsphdr_vec[0].iov_base == NULL))) { + gf_log (GF_RDMA_LOG_NAME, GF_LOG_WARNING, + (entry->msg.request.rsphdr_count == 1) + ? "chunktype specified as reply chunk but the vector " + "specifying the buffer to be used for holding reply" + " header is not correct" : + "chunktype specified as reply chunk, but more than one " + "buffer provided for holding reply"); + goto out; + } + +/* + if ((chunk_type == gf_rdma_writech) + && ((entry->msg.request.rsphdr_count == 0) + || (entry->msg.request.rsphdr_vec[0].iov_base == NULL))) { + gf_log (GF_RDMA_LOG_NAME, GF_LOG_DEBUG, + "vector specifying buffer to hold the program's reply " + "header should also be provided when buffers are " + "provided for holding the program's payload in reply"); + goto out; + } +*/ + + if (chunk_type == gf_rdma_writech) { + warray = (gf_rdma_write_array_t *)*ptr; + warray->wc_discrim = hton32 (1); + warray->wc_nchunks + = hton32 (entry->msg.request.rsp_payload_count); + + *ptr = (uint32_t *)&warray->wc_array[0]; + + ret = __gf_rdma_create_write_chunks_from_vector (peer, + (gf_rdma_write_chunk_t **)ptr, + entry->msg.request.rsp_payload, + entry->msg.request.rsp_payload_count, + request_ctx); + if (ret == -1) { + gf_log (GF_RDMA_LOG_NAME, GF_LOG_WARNING, + "cannot create write chunks from vector " + "entry->rpc_payload"); + goto out; + } + + /* terminate write chunklist */ + **ptr = 0; + *ptr = *ptr + 1; + + /* no reply chunklist */ + **ptr = 0; + *ptr = *ptr + 1; + } else { + /* no write chunklist */ + **ptr = 0; + *ptr = *ptr + 1; + + warray = (gf_rdma_write_array_t *)*ptr; + warray->wc_discrim = hton32 (1); + warray->wc_nchunks = hton32 (entry->msg.request.rsphdr_count); + + *ptr = (uint32_t *)&warray->wc_array[0]; + + ret = __gf_rdma_create_write_chunks_from_vector (peer, + (gf_rdma_write_chunk_t **)ptr, + entry->msg.request.rsphdr_vec, + entry->msg.request.rsphdr_count, + request_ctx); + if (ret == -1) { + gf_log (GF_RDMA_LOG_NAME, GF_LOG_WARNING, + "cannot create write chunks from vector " + "entry->rpchdr"); + goto out; + } + + /* terminate reply chunklist */ + **ptr = 0; + *ptr = *ptr + 1; + } + +out: + return ret; +} + + +static inline void +__gf_rdma_deregister_mr (struct ibv_mr **mr, int count) +{ + int i = 0; + + if (mr == NULL) { + goto out; + } + + for (i = 0; i < count; i++) { + ibv_dereg_mr (mr[i]); + } + +out: + return; +} + + +static int32_t +__gf_rdma_quota_put (gf_rdma_peer_t *peer) +{ + int32_t ret = 0; + + peer->quota++; + ret = peer->quota; + + if (!list_empty (&peer->ioq)) { + ret = __gf_rdma_ioq_churn (peer); + } + + return ret; +} + + +static int32_t +gf_rdma_quota_put (gf_rdma_peer_t *peer) +{ + int32_t ret = 0; + gf_rdma_private_t *priv = NULL; + + priv = peer->trans->private; + pthread_mutex_lock (&priv->write_mutex); + { + ret = __gf_rdma_quota_put (peer); + } + pthread_mutex_unlock (&priv->write_mutex); + + return ret; +} + + +/* to be called with priv->mutex held */ +void +__gf_rdma_request_context_destroy (gf_rdma_request_context_t *context) +{ + gf_rdma_peer_t *peer = NULL; + gf_rdma_private_t *priv = NULL; + int32_t ret = 0; + + if (context == NULL) { + goto out; + } + + peer = context->peer; + + __gf_rdma_deregister_mr (context->mr, context->mr_count); + + priv = peer->trans->private; + + if (priv->connected) { + ret = __gf_rdma_quota_put (peer); + if (ret < 0) { + gf_log ("rdma", GF_LOG_DEBUG, + "failed to send " + "message"); + mem_put (context); + __gf_rdma_disconnect (peer->trans); + goto out; + } + } + + if (context->iobref != NULL) { + iobref_unref (context->iobref); + context->iobref = NULL; + } + + if (context->rsp_iobref != NULL) { + iobref_unref (context->rsp_iobref); + context->rsp_iobref = NULL; + } + + mem_put (context); + +out: + return; +} + + +void +gf_rdma_post_context_destroy (gf_rdma_post_context_t *ctx) +{ + if (ctx == NULL) { + goto out; + } + + __gf_rdma_deregister_mr (ctx->mr, ctx->mr_count); + + if (ctx->iobref != NULL) { + iobref_unref (ctx->iobref); + } + + if (ctx->hdr_iobuf != NULL) { + iobuf_unref (ctx->hdr_iobuf); + } + + memset (ctx, 0, sizeof (*ctx)); +out: + return; +} + + +int +gf_rdma_post_unref (gf_rdma_post_t *post) +{ + int refcount = -1; + + if (post == NULL) { + goto out; + } + + pthread_mutex_lock (&post->lock); + { + refcount = --post->refcount; + } + pthread_mutex_unlock (&post->lock); + + if (refcount == 0) { + gf_rdma_post_context_destroy (&post->ctx); + if (post->type == GF_RDMA_SEND_POST) { + gf_rdma_put_post (&post->device->sendq, post); + } else { + gf_rdma_post_recv (post->device->srq, post); + } + } +out: + return refcount; +} + + +int +gf_rdma_post_get_refcount (gf_rdma_post_t *post) +{ + int refcount = -1; + + if (post == NULL) { + goto out; + } + + pthread_mutex_lock (&post->lock); + { + refcount = post->refcount; + } + pthread_mutex_unlock (&post->lock); + +out: + return refcount; +} + +gf_rdma_post_t * +gf_rdma_post_ref (gf_rdma_post_t *post) +{ + if (post == NULL) { + goto out; + } + + pthread_mutex_lock (&post->lock); + { + post->refcount++; + } + pthread_mutex_unlock (&post->lock); + +out: + return post; +} + + +int32_t +__gf_rdma_ioq_churn_request (gf_rdma_peer_t *peer, gf_rdma_ioq_t *entry, + gf_rdma_post_t *post) +{ + gf_rdma_chunktype_t rtype = gf_rdma_noch; + gf_rdma_chunktype_t wtype = gf_rdma_noch; + uint64_t send_size = 0; + gf_rdma_header_t *hdr = NULL; + struct rpc_msg *rpc_msg = NULL; + uint32_t *chunkptr = NULL; + char *buf = NULL; + int32_t ret = 0; + gf_rdma_private_t *priv = NULL; + gf_rdma_device_t *device = NULL; + int chunk_count = 0; + gf_rdma_request_context_t *request_ctx = NULL; + uint32_t prog_payload_length = 0, len = 0; + struct rpc_req *rpc_req = NULL; + + GF_VALIDATE_OR_GOTO (GF_RDMA_LOG_NAME, peer, out); + GF_VALIDATE_OR_GOTO (GF_RDMA_LOG_NAME, entry, out); + GF_VALIDATE_OR_GOTO (GF_RDMA_LOG_NAME, post, out); + + if ((entry->msg.request.rsphdr_count != 0) + && (entry->msg.request.rsp_payload_count != 0)) { + ret = -1; + gf_log (GF_RDMA_LOG_NAME, GF_LOG_WARNING, + "both write-chunklist and reply-chunk cannot be " + "present"); + goto out; + } + + post->ctx.is_request = 1; + priv = peer->trans->private; + device = priv->device; + + hdr = (gf_rdma_header_t *)post->buf; + + send_size = iov_length (entry->rpchdr, entry->rpchdr_count) + + iov_length (entry->proghdr, entry->proghdr_count) + + GLUSTERFS_RDMA_MAX_HEADER_SIZE; + + if (entry->prog_payload_count != 0) { + prog_payload_length + = iov_length (entry->prog_payload, + entry->prog_payload_count); + } + + if (send_size > GLUSTERFS_RDMA_INLINE_THRESHOLD) { + rtype = gf_rdma_areadch; + } else if ((send_size + prog_payload_length) + < GLUSTERFS_RDMA_INLINE_THRESHOLD) { + rtype = gf_rdma_noch; + } else if (entry->prog_payload_count != 0) { + rtype = gf_rdma_readch; + } + + if (entry->msg.request.rsphdr_count != 0) { + wtype = gf_rdma_replych; + } else if (entry->msg.request.rsp_payload_count != 0) { + wtype = gf_rdma_writech; + } + + if (rtype == gf_rdma_readch) { + chunk_count += entry->prog_payload_count; + } else if (rtype == gf_rdma_areadch) { + chunk_count += entry->rpchdr_count; + chunk_count += entry->proghdr_count; + } + + if (wtype == gf_rdma_writech) { + chunk_count += entry->msg.request.rsp_payload_count; + } else if (wtype == gf_rdma_replych) { + chunk_count += entry->msg.request.rsphdr_count; + } + + if (chunk_count > GF_RDMA_MAX_SEGMENTS) { + ret = -1; + gf_log (GF_RDMA_LOG_NAME, GF_LOG_WARNING, + "chunk count(%d) exceeding maximum allowed RDMA " + "segment count(%d)", chunk_count, GF_RDMA_MAX_SEGMENTS); + goto out; + } + + if ((wtype != gf_rdma_noch) || (rtype != gf_rdma_noch)) { + request_ctx = mem_get (device->request_ctx_pool); + if (request_ctx == NULL) { + ret = -1; + goto out; + } + + memset (request_ctx, 0, sizeof (*request_ctx)); + + request_ctx->pool = device->request_ctx_pool; + request_ctx->peer = peer; + + entry->msg.request.rpc_req->conn_private = request_ctx; + + if (entry->msg.request.rsp_iobref != NULL) { + request_ctx->rsp_iobref + = iobref_ref (entry->msg.request.rsp_iobref); + } + } + + rpc_msg = (struct rpc_msg *) entry->rpchdr[0].iov_base; + + hdr->rm_xid = rpc_msg->rm_xid; /* no need of hton32(rpc_msg->rm_xid), + * since rpc_msg->rm_xid is already + * hton32ed value of actual xid + */ + hdr->rm_vers = hton32 (GF_RDMA_VERSION); + hdr->rm_credit = hton32 (peer->send_count); + if (rtype == gf_rdma_areadch) { + hdr->rm_type = hton32 (GF_RDMA_NOMSG); + } else { + hdr->rm_type = hton32 (GF_RDMA_MSG); + } + + chunkptr = &hdr->rm_body.rm_chunks[0]; + if (rtype != gf_rdma_noch) { + ret = __gf_rdma_create_read_chunks (peer, entry, rtype, + &chunkptr, + request_ctx); + if (ret != 0) { + gf_log (GF_RDMA_LOG_NAME, GF_LOG_WARNING, + "creation of read chunks failed"); + goto out; + } + } else { + *chunkptr++ = 0; /* no read chunks */ + } + + if (wtype != gf_rdma_noch) { + ret = __gf_rdma_create_write_chunks (peer, entry, wtype, + &chunkptr, + request_ctx); + if (ret != 0) { + gf_log (GF_RDMA_LOG_NAME, GF_LOG_WARNING, + "creation of write/reply chunk failed"); + goto out; + } + } else { + *chunkptr++ = 0; /* no write chunks */ + *chunkptr++ = 0; /* no reply chunk */ + } + + buf = (char *)chunkptr; + + if (rtype != gf_rdma_areadch) { + iov_unload (buf, entry->rpchdr, entry->rpchdr_count); + buf += iov_length (entry->rpchdr, entry->rpchdr_count); + + iov_unload (buf, entry->proghdr, entry->proghdr_count); + buf += iov_length (entry->proghdr, entry->proghdr_count); + + if (rtype != gf_rdma_readch) { + iov_unload (buf, entry->prog_payload, + entry->prog_payload_count); + buf += iov_length (entry->prog_payload, + entry->prog_payload_count); + } + } + + len = buf - post->buf; + + gf_rdma_post_ref (post); + + ret = gf_rdma_post_send (peer->qp, post, len); + if (!ret) { + ret = len; + } else { + gf_log (GF_RDMA_LOG_NAME, GF_LOG_WARNING, + "gf_rdma_post_send (to %s) failed with ret = %d (%s)", + peer->trans->peerinfo.identifier, ret, + (ret > 0) ? strerror (ret) : ""); + gf_rdma_post_unref (post); + __gf_rdma_disconnect (peer->trans); + ret = -1; + } + +out: + if (ret == -1) { + rpc_req = entry->msg.request.rpc_req; + + if (request_ctx != NULL) { + __gf_rdma_request_context_destroy (rpc_req->conn_private); + } + + rpc_req->conn_private = NULL; + } + + return ret; +} + + +static inline void +__gf_rdma_fill_reply_header (gf_rdma_header_t *header, struct iovec *rpchdr, + gf_rdma_reply_info_t *reply_info, int credits) +{ + struct rpc_msg *rpc_msg = NULL; + + if (reply_info != NULL) { + header->rm_xid = hton32 (reply_info->rm_xid); + } else { + rpc_msg = rpchdr[0].iov_base; /* assume rpchdr contains + * only one vector. + * (which is true) + */ + header->rm_xid = rpc_msg->rm_xid; + } + + header->rm_type = hton32 (GF_RDMA_MSG); + header->rm_vers = hton32 (GF_RDMA_VERSION); + header->rm_credit = hton32 (credits); + + header->rm_body.rm_chunks[0] = 0; /* no read chunks */ + header->rm_body.rm_chunks[1] = 0; /* no write chunks */ + header->rm_body.rm_chunks[2] = 0; /* no reply chunks */ + + return; +} + + +int32_t +__gf_rdma_send_reply_inline (gf_rdma_peer_t *peer, gf_rdma_ioq_t *entry, + gf_rdma_post_t *post, + gf_rdma_reply_info_t *reply_info) +{ + gf_rdma_header_t *header = NULL; + int32_t send_size = 0, ret = 0; + char *buf = NULL; + + send_size = iov_length (entry->rpchdr, entry->rpchdr_count) + + iov_length (entry->proghdr, entry->proghdr_count) + + iov_length (entry->prog_payload, entry->prog_payload_count) + + sizeof (gf_rdma_header_t); /* + * remember, no chunklists in the + * reply + */ + + if (send_size > GLUSTERFS_RDMA_INLINE_THRESHOLD) { + ret = __gf_rdma_send_error (peer, entry, post, reply_info, + ERR_CHUNK); + gf_log (GF_RDMA_LOG_NAME, GF_LOG_WARNING, + "msg size (%d) is greater than maximum size " + "of msg that can be sent inlined (%d)", + send_size, GLUSTERFS_RDMA_INLINE_THRESHOLD); + goto out; + } + + header = (gf_rdma_header_t *)post->buf; + + __gf_rdma_fill_reply_header (header, entry->rpchdr, reply_info, + peer->send_count); + + buf = (char *)&header->rm_body.rm_chunks[3]; + + if (entry->rpchdr_count != 0) { + iov_unload (buf, entry->rpchdr, entry->rpchdr_count); + buf += iov_length (entry->rpchdr, entry->rpchdr_count); + } + + if (entry->proghdr_count != 0) { + iov_unload (buf, entry->proghdr, entry->proghdr_count); + buf += iov_length (entry->proghdr, entry->proghdr_count); + } + + if (entry->prog_payload_count != 0) { + iov_unload (buf, entry->prog_payload, + entry->prog_payload_count); + buf += iov_length (entry->prog_payload, + entry->prog_payload_count); + } + + gf_rdma_post_ref (post); + + ret = gf_rdma_post_send (peer->qp, post, (buf - post->buf)); + if (!ret) { + ret = send_size; + } else { + gf_log (GF_RDMA_LOG_NAME, GF_LOG_WARNING, + "posting send (to %s) failed with ret = %d (%s)", + peer->trans->peerinfo.identifier, ret, + (ret > 0) ? strerror (ret) : ""); + gf_rdma_post_unref (post); + __gf_rdma_disconnect (peer->trans); + ret = -1; + } + +out: + return ret; +} + + +int32_t +__gf_rdma_reply_encode_write_chunks (gf_rdma_peer_t *peer, + uint32_t payload_size, + gf_rdma_post_t *post, + gf_rdma_reply_info_t *reply_info, + uint32_t **ptr) +{ + uint32_t chunk_size = 0; + int32_t ret = -1; + gf_rdma_write_array_t *target_array = NULL; + int i = 0; + + target_array = (gf_rdma_write_array_t *)*ptr; + + for (i = 0; i < reply_info->wc_array->wc_nchunks; i++) { + chunk_size += + reply_info->wc_array->wc_array[i].wc_target.rs_length; + } + + if (chunk_size < payload_size) { + gf_log (GF_RDMA_LOG_NAME, GF_LOG_DEBUG, + "length of payload (%d) is exceeding the total " + "write chunk length (%d)", payload_size, chunk_size); + goto out; + } + + target_array->wc_discrim = hton32 (1); + for (i = 0; (i < reply_info->wc_array->wc_nchunks) + && (payload_size != 0); + i++) { + target_array->wc_array[i].wc_target.rs_offset + = hton64 (reply_info->wc_array->wc_array[i].wc_target.rs_offset); + + target_array->wc_array[i].wc_target.rs_length + = hton32 (min (payload_size, + reply_info->wc_array->wc_array[i].wc_target.rs_length)); + } + + target_array->wc_nchunks = hton32 (i); + target_array->wc_array[i].wc_target.rs_handle = 0; /* terminate + chunklist */ + + ret = 0; + + *ptr = &target_array->wc_array[i].wc_target.rs_length; +out: + return ret; +} + + +inline int32_t +__gf_rdma_register_local_mr_for_rdma (gf_rdma_peer_t *peer, + struct iovec *vector, int count, + gf_rdma_post_context_t *ctx) +{ + int i = 0; + int32_t ret = -1; + gf_rdma_private_t *priv = NULL; + gf_rdma_device_t *device = NULL; + + GF_VALIDATE_OR_GOTO (GF_RDMA_LOG_NAME, ctx, out); + GF_VALIDATE_OR_GOTO (GF_RDMA_LOG_NAME, vector, out); + + priv = peer->trans->private; + device = priv->device; + + for (i = 0; i < count; i++) { + /* what if the memory is registered more than once? + * Assume that a single write buffer is passed to afr, which + * then passes it to its children. If more than one children + * happen to use rdma, then the buffer is registered more than + * once. + * Ib-verbs specification says that multiple registrations of + * same memory location is allowed. Refer to 10.6.3.8 of + * Infiniband Architecture Specification Volume 1 + * (Release 1.2.1) + */ + ctx->mr[ctx->mr_count] = ibv_reg_mr (device->pd, + vector[i].iov_base, + vector[i].iov_len, + IBV_ACCESS_LOCAL_WRITE); + if (ctx->mr[ctx->mr_count] == NULL) { + gf_log (GF_RDMA_LOG_NAME, GF_LOG_WARNING, + "registering memory for IBV_ACCESS_LOCAL_WRITE " + "failed (%s)", strerror (errno)); + goto out; + } + + ctx->mr_count++; + } + + ret = 0; +out: + return ret; +} + +/* 1. assumes xfer_len of data is pointed by vector(s) starting from vec[*idx] + * 2. modifies vec + */ +int32_t +__gf_rdma_write (gf_rdma_peer_t *peer, gf_rdma_post_t *post, struct iovec *vec, + uint32_t xfer_len, int *idx, gf_rdma_write_chunk_t *writech) +{ + int size = 0, num_sge = 0, i = 0; + int32_t ret = -1; + struct ibv_sge *sg_list = NULL; + struct ibv_send_wr wr = { + .opcode = IBV_WR_RDMA_WRITE, + .send_flags = IBV_SEND_SIGNALED, + }, *bad_wr; + + if ((peer == NULL) || (writech == NULL) || (idx == NULL) + || (post == NULL) || (vec == NULL) || (xfer_len == 0)) { + goto out; + } + + for (i = *idx; size < xfer_len; i++) { + size += vec[i].iov_len; + } + + num_sge = i - *idx; + + sg_list = GF_CALLOC (num_sge, sizeof (struct ibv_sge), + gf_common_mt_sge); + if (sg_list == NULL) { + ret = -1; + goto out; + } + + for ((i = *idx), (num_sge = 0); (xfer_len != 0); i++, num_sge++) { + size = min (xfer_len, vec[i].iov_len); + + sg_list [num_sge].addr = (unsigned long)vec[i].iov_base; + sg_list [num_sge].length = size; + sg_list [num_sge].lkey = post->ctx.mr[i]->lkey; + + xfer_len -= size; + } + + *idx = i; + + if (size < vec[i - 1].iov_len) { + vec[i - 1].iov_base += size; + vec[i - 1].iov_len -= size; + *idx = i - 1; + } + + wr.sg_list = sg_list; + wr.num_sge = num_sge; + wr.wr_id = (unsigned long) gf_rdma_post_ref (post); + wr.wr.rdma.rkey = writech->wc_target.rs_handle; + wr.wr.rdma.remote_addr = writech->wc_target.rs_offset; + + ret = ibv_post_send(peer->qp, &wr, &bad_wr); + if (ret) { + gf_log (GF_RDMA_LOG_NAME, GF_LOG_WARNING, + "rdma write to " + "client (%s) failed with ret = %d (%s)", + peer->trans->peerinfo.identifier, ret, + (ret > 0) ? strerror (ret) : ""); + ret = -1; + } + + GF_FREE (sg_list); +out: + return ret; +} + + +int32_t +__gf_rdma_do_gf_rdma_write (gf_rdma_peer_t *peer, gf_rdma_post_t *post, + struct iovec *vector, int count, + struct iobref *iobref, + gf_rdma_reply_info_t *reply_info) +{ + int i = 0, payload_idx = 0; + uint32_t payload_size = 0, xfer_len = 0; + int32_t ret = -1; + + if (count != 0) { + payload_size = iov_length (vector, count); + } + + if (payload_size == 0) { + ret = 0; + goto out; + } + + ret = __gf_rdma_register_local_mr_for_rdma (peer, vector, count, + &post->ctx); + if (ret == -1) { + gf_log (GF_RDMA_LOG_NAME, GF_LOG_WARNING, + "registering memory region for rdma failed"); + goto out; + } + + post->ctx.iobref = iobref_ref (iobref); + + for (i = 0; (i < reply_info->wc_array->wc_nchunks) + && (payload_size != 0); + i++) { + xfer_len = min (payload_size, + reply_info->wc_array->wc_array[i].wc_target.rs_length); + + ret = __gf_rdma_write (peer, post, vector, xfer_len, + &payload_idx, + &reply_info->wc_array->wc_array[i]); + if (ret == -1) { + gf_log (GF_RDMA_LOG_NAME, GF_LOG_WARNING, + "rdma write to client (%s) failed", + peer->trans->peerinfo.identifier); + goto out; + } + + payload_size -= xfer_len; + } + + ret = 0; +out: + + return ret; +} + + +int32_t +__gf_rdma_send_reply_type_nomsg (gf_rdma_peer_t *peer, gf_rdma_ioq_t *entry, + gf_rdma_post_t *post, + gf_rdma_reply_info_t *reply_info) +{ + gf_rdma_header_t *header = NULL; + char *buf = NULL; + uint32_t payload_size = 0; + int count = 0, i = 0; + int32_t ret = 0; + struct iovec vector[MAX_IOVEC]; + + header = (gf_rdma_header_t *)post->buf; + + __gf_rdma_fill_reply_header (header, entry->rpchdr, reply_info, + peer->send_count); + + header->rm_type = hton32 (GF_RDMA_NOMSG); + + payload_size = iov_length (entry->rpchdr, entry->rpchdr_count) + + iov_length (entry->proghdr, entry->proghdr_count); + + /* encode reply chunklist */ + buf = (char *)&header->rm_body.rm_chunks[2]; + ret = __gf_rdma_reply_encode_write_chunks (peer, payload_size, post, + reply_info, + (uint32_t **)&buf); + if (ret == -1) { + gf_log (GF_RDMA_LOG_NAME, GF_LOG_WARNING, + "encoding write chunks failed"); + ret = __gf_rdma_send_error (peer, entry, post, reply_info, + ERR_CHUNK); + goto out; + } + + gf_rdma_post_ref (post); + + for (i = 0; i < entry->rpchdr_count; i++) { + vector[count++] = entry->rpchdr[i]; + } + + for (i = 0; i < entry->proghdr_count; i++) { + vector[count++] = entry->proghdr[i]; + } + + ret = __gf_rdma_do_gf_rdma_write (peer, post, vector, count, + entry->iobref, reply_info); + if (ret == -1) { + gf_log (GF_RDMA_LOG_NAME, GF_LOG_WARNING, + "rdma write to peer (%s) failed", + peer->trans->peerinfo.identifier); + gf_rdma_post_unref (post); + goto out; + } + + ret = gf_rdma_post_send (peer->qp, post, (buf - post->buf)); + if (ret) { + gf_log (GF_RDMA_LOG_NAME, GF_LOG_WARNING, + "posting a send request to client (%s) failed with " + "ret = %d (%s)", peer->trans->peerinfo.identifier, ret, + (ret > 0) ? strerror (ret) : ""); + ret = -1; + gf_rdma_post_unref (post); + } else { + ret = payload_size; + } + +out: + return ret; +} + + +int32_t +__gf_rdma_send_reply_type_msg (gf_rdma_peer_t *peer, gf_rdma_ioq_t *entry, + gf_rdma_post_t *post, + gf_rdma_reply_info_t *reply_info) +{ + gf_rdma_header_t *header = NULL; + int32_t send_size = 0, ret = 0; + char *ptr = NULL; + uint32_t payload_size = 0; + + send_size = iov_length (entry->rpchdr, entry->rpchdr_count) + + iov_length (entry->proghdr, entry->proghdr_count) + + GLUSTERFS_RDMA_MAX_HEADER_SIZE; + + if (send_size > GLUSTERFS_RDMA_INLINE_THRESHOLD) { + gf_log (GF_RDMA_LOG_NAME, GF_LOG_WARNING, + "client has provided only write chunks, but the " + "combined size of rpc and program header (%d) is " + "exceeding the size of msg that can be sent using " + "RDMA send (%d)", send_size, + GLUSTERFS_RDMA_INLINE_THRESHOLD); + + ret = __gf_rdma_send_error (peer, entry, post, reply_info, + ERR_CHUNK); + goto out; + } + + header = (gf_rdma_header_t *)post->buf; + + __gf_rdma_fill_reply_header (header, entry->rpchdr, reply_info, + peer->send_count); + + payload_size = iov_length (entry->prog_payload, + entry->prog_payload_count); + ptr = (char *)&header->rm_body.rm_chunks[1]; + + ret = __gf_rdma_reply_encode_write_chunks (peer, payload_size, post, + reply_info, + (uint32_t **)&ptr); + if (ret == -1) { + gf_log (GF_RDMA_LOG_NAME, GF_LOG_WARNING, + "encoding write chunks failed"); + ret = __gf_rdma_send_error (peer, entry, post, reply_info, + ERR_CHUNK); + goto out; + } + + *(uint32_t *)ptr = 0; /* terminate reply chunklist */ + ptr += sizeof (uint32_t); + + gf_rdma_post_ref (post); + + ret = __gf_rdma_do_gf_rdma_write (peer, post, entry->prog_payload, + entry->prog_payload_count, + entry->iobref, reply_info); + if (ret == -1) { + gf_log (GF_RDMA_LOG_NAME, GF_LOG_WARNING, "rdma write to peer " + "(%s) failed", peer->trans->peerinfo.identifier); + gf_rdma_post_unref (post); + goto out; + } + + iov_unload (ptr, entry->rpchdr, entry->rpchdr_count); + ptr += iov_length (entry->rpchdr, entry->rpchdr_count); + + iov_unload (ptr, entry->proghdr, entry->proghdr_count); + ptr += iov_length (entry->proghdr, entry->proghdr_count); + + ret = gf_rdma_post_send (peer->qp, post, (ptr - post->buf)); + if (ret) { + gf_log (GF_RDMA_LOG_NAME, GF_LOG_WARNING, + "rdma send to client (%s) failed with ret = %d (%s)", + peer->trans->peerinfo.identifier, ret, + (ret > 0) ? strerror (ret) : ""); + gf_rdma_post_unref (post); + ret = -1; + } else { + ret = send_size + payload_size; + } + +out: + return ret; +} + + +void +gf_rdma_reply_info_destroy (gf_rdma_reply_info_t *reply_info) +{ + if (reply_info == NULL) { + goto out; + } + + if (reply_info->wc_array != NULL) { + GF_FREE (reply_info->wc_array); + reply_info->wc_array = NULL; + } + + mem_put (reply_info); +out: + return; +} + + +gf_rdma_reply_info_t * +gf_rdma_reply_info_alloc (gf_rdma_peer_t *peer) +{ + gf_rdma_reply_info_t *reply_info = NULL; + gf_rdma_private_t *priv = NULL; + + priv = peer->trans->private; + + reply_info = mem_get (priv->device->reply_info_pool); + if (reply_info == NULL) { + goto out; + } + + memset (reply_info, 0, sizeof (*reply_info)); + reply_info->pool = priv->device->reply_info_pool; + +out: + return reply_info; +} + + +int32_t +__gf_rdma_ioq_churn_reply (gf_rdma_peer_t *peer, gf_rdma_ioq_t *entry, + gf_rdma_post_t *post) +{ + gf_rdma_reply_info_t *reply_info = NULL; + int32_t ret = -1; + gf_rdma_chunktype_t type = gf_rdma_noch; + + GF_VALIDATE_OR_GOTO (GF_RDMA_LOG_NAME, peer, out); + GF_VALIDATE_OR_GOTO (GF_RDMA_LOG_NAME, entry, out); + GF_VALIDATE_OR_GOTO (GF_RDMA_LOG_NAME, post, out); + + reply_info = entry->msg.reply_info; + if (reply_info != NULL) { + type = reply_info->type; + } + + switch (type) { + case gf_rdma_noch: + ret = __gf_rdma_send_reply_inline (peer, entry, post, + reply_info); + if (ret < 0) { + gf_log (GF_RDMA_LOG_NAME, GF_LOG_WARNING, + "failed to send reply to peer (%s) as an " + "inlined rdma msg", + peer->trans->peerinfo.identifier); + } + break; + + case gf_rdma_replych: + ret = __gf_rdma_send_reply_type_nomsg (peer, entry, post, + reply_info); + if (ret < 0) { + gf_log (GF_RDMA_LOG_NAME, GF_LOG_WARNING, + "failed to send reply to peer (%s) as " + "RDMA_NOMSG", peer->trans->peerinfo.identifier); + } + break; + + case gf_rdma_writech: + ret = __gf_rdma_send_reply_type_msg (peer, entry, post, + reply_info); + if (ret < 0) { + gf_log (GF_RDMA_LOG_NAME, GF_LOG_WARNING, + "failed to send reply with write chunks " + "to peer (%s)", + peer->trans->peerinfo.identifier); + } + break; + + default: + gf_log (GF_RDMA_LOG_NAME, GF_LOG_WARNING, + "invalid chunktype (%d) specified for sending reply " + " (peer:%s)", type, peer->trans->peerinfo.identifier); + break; + } + + if (reply_info != NULL) { + gf_rdma_reply_info_destroy (reply_info); + } +out: + return ret; +} + + +int32_t +__gf_rdma_ioq_churn_entry (gf_rdma_peer_t *peer, gf_rdma_ioq_t *entry) +{ + int32_t ret = 0, quota = 0; + gf_rdma_private_t *priv = NULL; + gf_rdma_device_t *device = NULL; + gf_rdma_options_t *options = NULL; + gf_rdma_post_t *post = NULL; + + priv = peer->trans->private; + options = &priv->options; + device = priv->device; + + quota = __gf_rdma_quota_get (peer); + if (quota > 0) { + post = gf_rdma_get_post (&device->sendq); + if (post == NULL) { + post = gf_rdma_new_post (peer->trans, device, + (options->send_size + 2048), + GF_RDMA_SEND_POST); + } + + if (post == NULL) { + ret = -1; + gf_log_callingfn (GF_RDMA_LOG_NAME, GF_LOG_WARNING, + "not able to get a post to send msg"); + goto out; + } + + if (entry->is_request) { + ret = __gf_rdma_ioq_churn_request (peer, entry, post); + if (ret < 0) { + gf_log (GF_RDMA_LOG_NAME, GF_LOG_WARNING, + "failed to process request ioq entry " + "to peer(%s)", + peer->trans->peerinfo.identifier); + } + } else { + ret = __gf_rdma_ioq_churn_reply (peer, entry, post); + if (ret < 0) { + gf_log (GF_RDMA_LOG_NAME, GF_LOG_WARNING, + "failed to process reply ioq entry " + "to peer (%s)", + peer->trans->peerinfo.identifier); + } + } + + if (ret != 0) { + __gf_rdma_ioq_entry_free (entry); + } + } else { + ret = 0; + } + +out: + return ret; +} + + +static int32_t +__gf_rdma_ioq_churn (gf_rdma_peer_t *peer) +{ + gf_rdma_ioq_t *entry = NULL; + int32_t ret = 0; + + while (!list_empty (&peer->ioq)) + { + /* pick next entry */ + entry = peer->ioq_next; + + ret = __gf_rdma_ioq_churn_entry (peer, entry); + + if (ret <= 0) + break; + } + + /* + list_for_each_entry_safe (entry, dummy, &peer->ioq, list) { + ret = __gf_rdma_ioq_churn_entry (peer, entry); + if (ret <= 0) { + break; + } + } + */ + + return ret; +} + + +static int32_t +gf_rdma_writev (rpc_transport_t *this, gf_rdma_ioq_t *entry) +{ + int32_t ret = 0, need_append = 1; + gf_rdma_private_t *priv = NULL; + gf_rdma_peer_t *peer = NULL; + + priv = this->private; + pthread_mutex_lock (&priv->write_mutex); + { + if (!priv->connected) { + gf_log (this->name, GF_LOG_WARNING, + "rdma is not connected to peer (%s)", + this->peerinfo.identifier); + ret = -1; + goto unlock; + } + + peer = &priv->peer; + if (list_empty (&peer->ioq)) { + ret = __gf_rdma_ioq_churn_entry (peer, entry); + if (ret != 0) { + need_append = 0; + + if (ret < 0) { + gf_log (this->name, GF_LOG_WARNING, + "processing ioq entry destined " + "to (%s) failed", + this->peerinfo.identifier); + } + } + } + + if (need_append) { + list_add_tail (&entry->list, &peer->ioq); + } + } +unlock: + pthread_mutex_unlock (&priv->write_mutex); + return ret; +} + + +gf_rdma_ioq_t * +gf_rdma_ioq_new (rpc_transport_t *this, rpc_transport_data_t *data) +{ + gf_rdma_ioq_t *entry = NULL; + int count = 0, i = 0; + rpc_transport_msg_t *msg = NULL; + gf_rdma_private_t *priv = NULL; + + if ((data == NULL) || (this == NULL)) { + goto out; + } + + priv = this->private; + + entry = mem_get (priv->device->ioq_pool); + if (entry == NULL) { + goto out; + } + memset (entry, 0, sizeof (*entry)); + entry->pool = priv->device->ioq_pool; + + if (data->is_request) { + msg = &data->data.req.msg; + if (data->data.req.rsp.rsphdr_count != 0) { + for (i = 0; i < data->data.req.rsp.rsphdr_count; i++) { + entry->msg.request.rsphdr_vec[i] + = data->data.req.rsp.rsphdr[i]; + } + + entry->msg.request.rsphdr_count = + data->data.req.rsp.rsphdr_count; + } + + if (data->data.req.rsp.rsp_payload_count != 0) { + for (i = 0; i < data->data.req.rsp.rsp_payload_count; + i++) { + entry->msg.request.rsp_payload[i] + = data->data.req.rsp.rsp_payload[i]; + } + + entry->msg.request.rsp_payload_count = + data->data.req.rsp.rsp_payload_count; + } + + entry->msg.request.rpc_req = data->data.req.rpc_req; + + if (data->data.req.rsp.rsp_iobref != NULL) { + entry->msg.request.rsp_iobref + = iobref_ref (data->data.req.rsp.rsp_iobref); + } + } else { + msg = &data->data.reply.msg; + entry->msg.reply_info = data->data.reply.private; + } + + entry->is_request = data->is_request; + + count = msg->rpchdrcount + msg->proghdrcount + msg->progpayloadcount; + + GF_ASSERT (count <= MAX_IOVEC); + + if (msg->rpchdr != NULL) { + memcpy (&entry->rpchdr[0], msg->rpchdr, + sizeof (struct iovec) * msg->rpchdrcount); + entry->rpchdr_count = msg->rpchdrcount; + } + + if (msg->proghdr != NULL) { + memcpy (&entry->proghdr[0], msg->proghdr, + sizeof (struct iovec) * msg->proghdrcount); + entry->proghdr_count = msg->proghdrcount; + } + + if (msg->progpayload != NULL) { + memcpy (&entry->prog_payload[0], msg->progpayload, + sizeof (struct iovec) * msg->progpayloadcount); + entry->prog_payload_count = msg->progpayloadcount; + } + + if (msg->iobref != NULL) { + entry->iobref = iobref_ref (msg->iobref); + } + + INIT_LIST_HEAD (&entry->list); + +out: + return entry; +} + + +int32_t +gf_rdma_submit_request (rpc_transport_t *this, rpc_transport_req_t *req) +{ + int32_t ret = 0; + gf_rdma_ioq_t *entry = NULL; + rpc_transport_data_t data = {0, }; + + if (req == NULL) { + goto out; + } + + data.is_request = 1; + data.data.req = *req; + + entry = gf_rdma_ioq_new (this, &data); + if (entry == NULL) { + gf_log (this->name, GF_LOG_WARNING, + "getting a new ioq entry failed (peer:%s)", + this->peerinfo.identifier); + goto out; + } + + ret = gf_rdma_writev (this, entry); + + if (ret > 0) { + ret = 0; + } else if (ret < 0) { + gf_log (GF_RDMA_LOG_NAME, GF_LOG_WARNING, + "sending request to peer (%s) failed", + this->peerinfo.identifier); + rpc_transport_disconnect (this); + } + +out: + return ret; +} + +int32_t +gf_rdma_submit_reply (rpc_transport_t *this, rpc_transport_reply_t *reply) +{ + int32_t ret = 0; + gf_rdma_ioq_t *entry = NULL; + rpc_transport_data_t data = {0, }; + + if (reply == NULL) { + goto out; + } + + data.data.reply = *reply; + + entry = gf_rdma_ioq_new (this, &data); + if (entry == NULL) { + gf_log (this->name, GF_LOG_WARNING, + "getting a new ioq entry failed (peer:%s)", + this->peerinfo.identifier); + goto out; + } + + ret = gf_rdma_writev (this, entry); + if (ret > 0) { + ret = 0; + } else if (ret < 0) { + gf_log (GF_RDMA_LOG_NAME, GF_LOG_WARNING, + "sending request to peer (%s) failed", + this->peerinfo.identifier); + rpc_transport_disconnect (this); + } + +out: + return ret; +} + + +static int +gf_rdma_register_peer (gf_rdma_device_t *device, int32_t qp_num, + gf_rdma_peer_t *peer) +{ + struct _qpent *ent = NULL; + gf_rdma_qpreg_t *qpreg = NULL; + int32_t hash = 0; + int ret = -1; + + qpreg = &device->qpreg; + hash = qp_num % 42; + + pthread_mutex_lock (&qpreg->lock); + { + ent = qpreg->ents[hash].next; + while ((ent != &qpreg->ents[hash]) && (ent->qp_num != qp_num)) { + ent = ent->next; + } + + if (ent->qp_num == qp_num) { + ret = 0; + goto unlock; + } + + ent = (struct _qpent *) GF_CALLOC (1, sizeof (*ent), + gf_common_mt_qpent); + if (ent == NULL) { + goto unlock; + } + + /* TODO: ref reg->peer */ + ent->peer = peer; + ent->next = &qpreg->ents[hash]; + ent->prev = ent->next->prev; + ent->next->prev = ent; + ent->prev->next = ent; + ent->qp_num = qp_num; + qpreg->count++; + ret = 0; + } +unlock: + pthread_mutex_unlock (&qpreg->lock); + + return ret; +} + + +static void +gf_rdma_unregister_peer (gf_rdma_device_t *device, int32_t qp_num) +{ + struct _qpent *ent = NULL; + gf_rdma_qpreg_t *qpreg = NULL; + int32_t hash = 0; + + qpreg = &device->qpreg; + hash = qp_num % 42; + + pthread_mutex_lock (&qpreg->lock); + { + ent = qpreg->ents[hash].next; + while ((ent != &qpreg->ents[hash]) && (ent->qp_num != qp_num)) + ent = ent->next; + if (ent->qp_num != qp_num) { + pthread_mutex_unlock (&qpreg->lock); + return; + } + ent->prev->next = ent->next; + ent->next->prev = ent->prev; + /* TODO: unref reg->peer */ + GF_FREE (ent); + qpreg->count--; + } + pthread_mutex_unlock (&qpreg->lock); +} + + +static gf_rdma_peer_t * +__gf_rdma_lookup_peer (gf_rdma_device_t *device, int32_t qp_num) +{ + struct _qpent *ent = NULL; + gf_rdma_peer_t *peer = NULL; + gf_rdma_qpreg_t *qpreg = NULL; + int32_t hash = 0; + + qpreg = &device->qpreg; + hash = qp_num % 42; + ent = qpreg->ents[hash].next; + while ((ent != &qpreg->ents[hash]) && (ent->qp_num != qp_num)) + ent = ent->next; + + if (ent != &qpreg->ents[hash]) { + peer = ent->peer; + } + + return peer; +} + + +static void +__gf_rdma_destroy_qp (rpc_transport_t *this) +{ + gf_rdma_private_t *priv = NULL; + + priv = this->private; + if (priv->peer.qp) { + gf_rdma_unregister_peer (priv->device, priv->peer.qp->qp_num); + rdma_destroy_qp (priv->peer.cm_id); + } + priv->peer.qp = NULL; + + return; +} + + +static int32_t +gf_rdma_create_qp (rpc_transport_t *this) +{ + gf_rdma_private_t *priv = NULL; + gf_rdma_device_t *device = NULL; + int32_t ret = 0; + gf_rdma_peer_t *peer = NULL; + char *device_name = NULL; + + priv = this->private; + + peer = &priv->peer; + + device_name = (char *)ibv_get_device_name (peer->cm_id->verbs->device); + if (device_name == NULL) { + ret = -1; + gf_log (this->name, GF_LOG_WARNING, "cannot get device_name"); + goto out; + } + + device = gf_rdma_get_device (this, peer->cm_id->verbs, + device_name); + if (device == NULL) { + ret = -1; + gf_log (this->name, GF_LOG_WARNING, "cannot get device for " + "device %s", device_name); + goto out; + } + + if (priv->device == NULL) { + priv->device = device; + } + + struct ibv_qp_init_attr init_attr = { + .send_cq = device->send_cq, + .recv_cq = device->recv_cq, + .srq = device->srq, + .cap = { + .max_send_wr = peer->send_count, + .max_recv_wr = peer->recv_count, + .max_send_sge = 2, + .max_recv_sge = 1 + }, + .qp_type = IBV_QPT_RC + }; + + ret = rdma_create_qp(peer->cm_id, device->pd, &init_attr); + if (ret != 0) { + gf_log (peer->trans->name, GF_LOG_CRITICAL, + "%s: could not create QP (%s)", this->name, + strerror (errno)); + ret = -1; + goto out; + } + + peer->qp = peer->cm_id->qp; + + ret = gf_rdma_register_peer (device, peer->qp->qp_num, peer); + +out: + if (ret == -1) + __gf_rdma_destroy_qp (this); + + return ret; +} + + +static int32_t +__gf_rdma_teardown (rpc_transport_t *this) +{ + gf_rdma_private_t *priv = NULL; + gf_rdma_peer_t *peer = NULL; + + priv = this->private; + peer = &priv->peer; + + if (peer->cm_id->qp != NULL) { + __gf_rdma_destroy_qp (this); + } + + if (!list_empty (&priv->peer.ioq)) { + __gf_rdma_ioq_flush (peer); + } + + if (peer->cm_id != NULL) { + rdma_destroy_id (peer->cm_id); + peer->cm_id = NULL; + } + + /* TODO: decrement cq size */ + return 0; +} + + +static int32_t +gf_rdma_teardown (rpc_transport_t *this) +{ + int32_t ret = 0; + gf_rdma_private_t *priv = NULL; + + if (this == NULL) { + goto out; + } + + priv = this->private; + + pthread_mutex_lock (&priv->write_mutex); + { + ret = __gf_rdma_teardown (this); + } + pthread_mutex_unlock (&priv->write_mutex); + +out: + return ret; +} + + +/* + * allocates new memory to hold write-chunklist. New memory is needed since + * write-chunklist will be used while sending reply and the post holding initial + * write-chunklist sent from client will be put back to srq before a pollin + * event is sent to upper layers. + */ +int32_t +gf_rdma_get_write_chunklist (char **ptr, gf_rdma_write_array_t **write_ary) +{ + gf_rdma_write_array_t *from = NULL, *to = NULL; + int32_t ret = -1, size = 0, i = 0; + + from = (gf_rdma_write_array_t *) *ptr; + if (from->wc_discrim == 0) { + ret = 0; + goto out; + } + + from->wc_nchunks = ntoh32 (from->wc_nchunks); + + size = sizeof (*from) + + (sizeof (gf_rdma_write_chunk_t) * from->wc_nchunks); + + to = GF_CALLOC (1, size, gf_common_mt_char); + if (to == NULL) { + ret = -1; + goto out; + } + + to->wc_discrim = ntoh32 (from->wc_discrim); + to->wc_nchunks = from->wc_nchunks; + + for (i = 0; i < to->wc_nchunks; i++) { + to->wc_array[i].wc_target.rs_handle + = ntoh32 (from->wc_array[i].wc_target.rs_handle); + to->wc_array[i].wc_target.rs_length + = ntoh32 (from->wc_array[i].wc_target.rs_length); + to->wc_array[i].wc_target.rs_offset + = ntoh64 (from->wc_array[i].wc_target.rs_offset); + } + + *write_ary = to; + ret = 0; + *ptr = (char *)&from->wc_array[i].wc_target.rs_handle; +out: + return ret; +} + + +/* + * does not allocate new memory to hold read-chunklist. New memory is not + * needed, since post is not put back to srq till we've completed all the + * rdma-reads and hence readchunk-list can point to memory held by post. + */ +int32_t +gf_rdma_get_read_chunklist (char **ptr, gf_rdma_read_chunk_t **readch) +{ + int32_t ret = -1; + gf_rdma_read_chunk_t *chunk = NULL; + int i = 0; + + chunk = (gf_rdma_read_chunk_t *)*ptr; + if (chunk[0].rc_discrim == 0) { + ret = 0; + goto out; + } + + for (i = 0; chunk[i].rc_discrim != 0; i++) { + chunk[i].rc_discrim = ntoh32 (chunk[i].rc_discrim); + chunk[i].rc_position = ntoh32 (chunk[i].rc_position); + chunk[i].rc_target.rs_handle + = ntoh32 (chunk[i].rc_target.rs_handle); + chunk[i].rc_target.rs_length + = ntoh32 (chunk[i].rc_target.rs_length); + chunk[i].rc_target.rs_offset + = ntoh64 (chunk[i].rc_target.rs_offset); + } + + *readch = &chunk[0]; + ret = 0; + *ptr = (char *)&chunk[i].rc_discrim; +out: + return ret; +} + + +inline int32_t +gf_rdma_decode_error_msg (gf_rdma_peer_t *peer, gf_rdma_post_t *post, + size_t bytes_in_post) +{ + gf_rdma_header_t *header = NULL; + struct iobuf *iobuf = NULL; + struct iobref *iobref = NULL; + int32_t ret = -1; + struct rpc_msg rpc_msg = {0, }; + + header = (gf_rdma_header_t *)post->buf; + header->rm_body.rm_error.rm_type + = ntoh32 (header->rm_body.rm_error.rm_type); + if (header->rm_body.rm_error.rm_type == ERR_VERS) { + header->rm_body.rm_error.rm_version.gf_rdma_vers_low = + ntoh32 (header->rm_body.rm_error.rm_version.gf_rdma_vers_low); + header->rm_body.rm_error.rm_version.gf_rdma_vers_high = + ntoh32 (header->rm_body.rm_error.rm_version.gf_rdma_vers_high); + } + + rpc_msg.rm_xid = header->rm_xid; + rpc_msg.rm_direction = REPLY; + rpc_msg.rm_reply.rp_stat = MSG_DENIED; + + iobuf = iobuf_get2 (peer->trans->ctx->iobuf_pool, bytes_in_post); + if (iobuf == NULL) { + ret = -1; + goto out; + } + + post->ctx.iobref = iobref = iobref_new (); + if (iobref == NULL) { + ret = -1; + goto out; + } + + iobref_add (iobref, iobuf); + iobuf_unref (iobuf); + + ret = rpc_reply_to_xdr (&rpc_msg, iobuf_ptr (iobuf), + iobuf_pagesize (iobuf), &post->ctx.vector[0]); + if (ret == -1) { + gf_log (GF_RDMA_LOG_NAME, GF_LOG_WARNING, + "Failed to create RPC reply"); + goto out; + } + + post->ctx.count = 1; + + iobuf = NULL; + iobref = NULL; + +out: + if (ret == -1) { + if (iobuf != NULL) { + iobuf_unref (iobuf); + } + + if (iobref != NULL) { + iobref_unref (iobref); + } + } + + return 0; +} + + +int32_t +gf_rdma_decode_msg (gf_rdma_peer_t *peer, gf_rdma_post_t *post, + gf_rdma_read_chunk_t **readch, size_t bytes_in_post) +{ + int32_t ret = -1; + gf_rdma_header_t *header = NULL; + gf_rdma_reply_info_t *reply_info = NULL; + char *ptr = NULL; + gf_rdma_write_array_t *write_ary = NULL; + size_t header_len = 0; + + header = (gf_rdma_header_t *)post->buf; + + ptr = (char *)&header->rm_body.rm_chunks[0]; + + ret = gf_rdma_get_read_chunklist (&ptr, readch); + if (ret == -1) { + gf_log (GF_RDMA_LOG_NAME, GF_LOG_WARNING, + "cannot get read chunklist from msg"); + goto out; + } + + /* skip terminator of read-chunklist */ + ptr = ptr + sizeof (uint32_t); + + ret = gf_rdma_get_write_chunklist (&ptr, &write_ary); + if (ret == -1) { + gf_log (GF_RDMA_LOG_NAME, GF_LOG_WARNING, + "cannot get write chunklist from msg"); + goto out; + } + + /* skip terminator of write-chunklist */ + ptr = ptr + sizeof (uint32_t); + + if (write_ary != NULL) { + reply_info = gf_rdma_reply_info_alloc (peer); + if (reply_info == NULL) { + gf_log (GF_RDMA_LOG_NAME, GF_LOG_WARNING, + "reply_info_alloc failed"); + ret = -1; + goto out; + } + + reply_info->type = gf_rdma_writech; + reply_info->wc_array = write_ary; + reply_info->rm_xid = header->rm_xid; + } else { + ret = gf_rdma_get_write_chunklist (&ptr, &write_ary); + if (ret == -1) { + gf_log (GF_RDMA_LOG_NAME, GF_LOG_WARNING, + "cannot get reply chunklist from msg"); + goto out; + } + + if (write_ary != NULL) { + reply_info = gf_rdma_reply_info_alloc (peer); + if (reply_info == NULL) { + gf_log (GF_RDMA_LOG_NAME, GF_LOG_WARNING, + "reply_info_alloc_failed"); + ret = -1; + goto out; + } + + reply_info->type = gf_rdma_replych; + reply_info->wc_array = write_ary; + reply_info->rm_xid = header->rm_xid; + } + } + + /* skip terminator of reply chunk */ + ptr = ptr + sizeof (uint32_t); + if (header->rm_type != GF_RDMA_NOMSG) { + header_len = (long)ptr - (long)post->buf; + post->ctx.vector[0].iov_len = (bytes_in_post - header_len); + + post->ctx.hdr_iobuf = iobuf_get2 (peer->trans->ctx->iobuf_pool, + (bytes_in_post - header_len)); + if (post->ctx.hdr_iobuf == NULL) { + ret = -1; + goto out; + } + + post->ctx.vector[0].iov_base = iobuf_ptr (post->ctx.hdr_iobuf); + memcpy (post->ctx.vector[0].iov_base, ptr, + post->ctx.vector[0].iov_len); + post->ctx.count = 1; + } + + post->ctx.reply_info = reply_info; +out: + if (ret == -1) { + if (*readch != NULL) { + GF_FREE (*readch); + *readch = NULL; + } + + GF_FREE (write_ary); + } + + return ret; +} + + +/* Assumes only one of either write-chunklist or a reply chunk is present */ +int32_t +gf_rdma_decode_header (gf_rdma_peer_t *peer, gf_rdma_post_t *post, + gf_rdma_read_chunk_t **readch, size_t bytes_in_post) +{ + int32_t ret = -1; + gf_rdma_header_t *header = NULL; + + header = (gf_rdma_header_t *)post->buf; + + header->rm_xid = ntoh32 (header->rm_xid); + header->rm_vers = ntoh32 (header->rm_vers); + header->rm_credit = ntoh32 (header->rm_credit); + header->rm_type = ntoh32 (header->rm_type); + + switch (header->rm_type) { + case GF_RDMA_MSG: + case GF_RDMA_NOMSG: + ret = gf_rdma_decode_msg (peer, post, readch, bytes_in_post); + if (ret < 0) { + gf_log (GF_RDMA_LOG_NAME, GF_LOG_WARNING, + "cannot decode msg of type (%d)", + header->rm_type); + } + + break; + + case GF_RDMA_MSGP: + gf_log (GF_RDMA_LOG_NAME, GF_LOG_WARNING, + "rdma msg of msg-type GF_RDMA_MSGP should not have " + "been received"); + ret = -1; + break; + + case GF_RDMA_DONE: + gf_log (GF_RDMA_LOG_NAME, GF_LOG_WARNING, + "rdma msg of msg-type GF_RDMA_DONE should not have " + "been received"); + ret = -1; + break; + + case GF_RDMA_ERROR: + gf_log (GF_RDMA_LOG_NAME, GF_LOG_WARNING, + "received a msg of type RDMA_ERROR"); + ret = gf_rdma_decode_error_msg (peer, post, bytes_in_post); + break; + + default: + gf_log (GF_RDMA_LOG_NAME, GF_LOG_WARNING, + "unknown rdma msg-type (%d)", header->rm_type); + } + + return ret; +} + + +int32_t +__gf_rdma_read (gf_rdma_peer_t *peer, gf_rdma_post_t *post, struct iovec *to, + gf_rdma_read_chunk_t *readch) +{ + int32_t ret = -1; + struct ibv_sge list = {0, }; + struct ibv_send_wr wr = {0, }, *bad_wr = NULL; + + ret = __gf_rdma_register_local_mr_for_rdma (peer, to, 1, &post->ctx); + if (ret == -1) { + gf_log (GF_RDMA_LOG_NAME, GF_LOG_WARNING, + "registering local memory for rdma read failed"); + goto out; + } + + list.addr = (unsigned long) to->iov_base; + list.length = to->iov_len; + list.lkey = post->ctx.mr[post->ctx.mr_count - 1]->lkey; + + wr.wr_id = (unsigned long) gf_rdma_post_ref (post); + wr.sg_list = &list; + wr.num_sge = 1; + wr.opcode = IBV_WR_RDMA_READ; + wr.send_flags = IBV_SEND_SIGNALED; + wr.wr.rdma.remote_addr = readch->rc_target.rs_offset; + wr.wr.rdma.rkey = readch->rc_target.rs_handle; + + ret = ibv_post_send (peer->qp, &wr, &bad_wr); + if (ret) { + gf_log (GF_RDMA_LOG_NAME, GF_LOG_WARNING, + "rdma read from client " + "(%s) failed with ret = %d (%s)", + peer->trans->peerinfo.identifier, + ret, (ret > 0) ? strerror (ret) : ""); + ret = -1; + gf_rdma_post_unref (post); + } +out: + return ret; +} + + +int32_t +gf_rdma_do_reads (gf_rdma_peer_t *peer, gf_rdma_post_t *post, + gf_rdma_read_chunk_t *readch) +{ + int32_t ret = -1, i = 0, count = 0; + size_t size = 0; + char *ptr = NULL; + struct iobuf *iobuf = NULL; + gf_rdma_private_t *priv = NULL; + + priv = peer->trans->private; + + for (i = 0; readch[i].rc_discrim != 0; i++) { + size += readch[i].rc_target.rs_length; + } + + if (i == 0) { + gf_log (GF_RDMA_LOG_NAME, GF_LOG_WARNING, + "message type specified as rdma-read but there are no " + "rdma read-chunks present"); + goto out; + } + + post->ctx.gf_rdma_reads = i; + + iobuf = iobuf_get2 (peer->trans->ctx->iobuf_pool, size); + if (iobuf == NULL) { + goto out; + } + + if (post->ctx.iobref == NULL) { + post->ctx.iobref = iobref_new (); + if (post->ctx.iobref == NULL) { + iobuf_unref (iobuf); + goto out; + } + } + + iobref_add (post->ctx.iobref, iobuf); + iobuf_unref (iobuf); + + ptr = iobuf_ptr (iobuf); + iobuf = NULL; + + pthread_mutex_lock (&priv->write_mutex); + { + if (!priv->connected) { + gf_log (GF_RDMA_LOG_NAME, GF_LOG_WARNING, + "transport not connected to peer (%s), " + "not doing rdma reads", + peer->trans->peerinfo.identifier); + goto unlock; + } + + for (i = 0; readch[i].rc_discrim != 0; i++) { + count = post->ctx.count++; + post->ctx.vector[count].iov_base = ptr; + post->ctx.vector[count].iov_len + = readch[i].rc_target.rs_length; + + ret = __gf_rdma_read (peer, post, + &post->ctx.vector[count], + &readch[i]); + if (ret == -1) { + gf_log (GF_RDMA_LOG_NAME, GF_LOG_WARNING, + "rdma read from peer (%s) failed", + peer->trans->peerinfo.identifier); + goto unlock; + } + + ptr += readch[i].rc_target.rs_length; + } + + ret = 0; + } +unlock: + pthread_mutex_unlock (&priv->write_mutex); +out: + + if (ret == -1) { + if (iobuf != NULL) { + iobuf_unref (iobuf); + } + } + + return ret; +} + + +int32_t +gf_rdma_pollin_notify (gf_rdma_peer_t *peer, gf_rdma_post_t *post) +{ + int32_t ret = -1; + enum msg_type msg_type = 0; + struct rpc_req *rpc_req = NULL; + gf_rdma_request_context_t *request_context = NULL; + rpc_request_info_t request_info = {0, }; + gf_rdma_private_t *priv = NULL; + uint32_t *ptr = NULL; + rpc_transport_pollin_t *pollin = NULL; + + if ((peer == NULL) || (post == NULL)) { + goto out; + } + + if (post->ctx.iobref == NULL) { + post->ctx.iobref = iobref_new (); + if (post->ctx.iobref == NULL) { + goto out; + } + + /* handling the case where both hdr and payload of + * GF_FOP_READ_CBK were received in a single iobuf + * because of server sending entire msg as inline without + * doing rdma writes. + */ + if (post->ctx.hdr_iobuf) + iobref_add (post->ctx.iobref, post->ctx.hdr_iobuf); + } + + pollin = rpc_transport_pollin_alloc (peer->trans, + post->ctx.vector, + post->ctx.count, + post->ctx.hdr_iobuf, + post->ctx.iobref, + post->ctx.reply_info); + if (pollin == NULL) { + goto out; + } + + ptr = (uint32_t *)pollin->vector[0].iov_base; + + request_info.xid = ntoh32 (*ptr); + msg_type = ntoh32 (*(ptr + 1)); + + if (msg_type == REPLY) { + ret = rpc_transport_notify (peer->trans, + RPC_TRANSPORT_MAP_XID_REQUEST, + &request_info); + if (ret == -1) { + gf_log (GF_RDMA_LOG_NAME, GF_LOG_DEBUG, + "cannot get request information from rpc " + "layer"); + goto out; + } + + rpc_req = request_info.rpc_req; + if (rpc_req == NULL) { + gf_log (GF_RDMA_LOG_NAME, GF_LOG_DEBUG, + "rpc request structure not found"); + ret = -1; + goto out; + } + + request_context = rpc_req->conn_private; + rpc_req->conn_private = NULL; + + priv = peer->trans->private; + if (request_context != NULL) { + pthread_mutex_lock (&priv->write_mutex); + { + __gf_rdma_request_context_destroy (request_context); + } + pthread_mutex_unlock (&priv->write_mutex); + } else { + gf_rdma_quota_put (peer); + } + + pollin->is_reply = 1; + } + + ret = rpc_transport_notify (peer->trans, RPC_TRANSPORT_MSG_RECEIVED, + pollin); + if (ret < 0) { + gf_log (GF_RDMA_LOG_NAME, GF_LOG_WARNING, + "transport_notify failed"); + } + +out: + if (pollin != NULL) { + pollin->private = NULL; + rpc_transport_pollin_destroy (pollin); + } + + return ret; +} + + +int32_t +gf_rdma_recv_reply (gf_rdma_peer_t *peer, gf_rdma_post_t *post) +{ + int32_t ret = -1; + gf_rdma_header_t *header = NULL; + gf_rdma_reply_info_t *reply_info = NULL; + gf_rdma_write_array_t *wc_array = NULL; + int i = 0; + uint32_t *ptr = NULL; + gf_rdma_request_context_t *ctx = NULL; + rpc_request_info_t request_info = {0, }; + struct rpc_req *rpc_req = NULL; + + header = (gf_rdma_header_t *)post->buf; + reply_info = post->ctx.reply_info; + + /* no write chunklist, just notify upper layers */ + if (reply_info == NULL) { + ret = 0; + goto out; + } + + wc_array = reply_info->wc_array; + + if (header->rm_type == GF_RDMA_NOMSG) { + post->ctx.vector[0].iov_base + = (void *)(long)wc_array->wc_array[0].wc_target.rs_offset; + post->ctx.vector[0].iov_len + = wc_array->wc_array[0].wc_target.rs_length; + + post->ctx.count = 1; + } else { + for (i = 0; i < wc_array->wc_nchunks; i++) { + post->ctx.vector[i + 1].iov_base + = (void *)(long)wc_array->wc_array[i].wc_target.rs_offset; + post->ctx.vector[i + 1].iov_len + = wc_array->wc_array[i].wc_target.rs_length; + } + + post->ctx.count += wc_array->wc_nchunks; + } + + ptr = (uint32_t *)post->ctx.vector[0].iov_base; + request_info.xid = ntoh32 (*ptr); + + ret = rpc_transport_notify (peer->trans, + RPC_TRANSPORT_MAP_XID_REQUEST, + &request_info); + if (ret == -1) { + gf_log (GF_RDMA_LOG_NAME, GF_LOG_WARNING, + "cannot get request information (peer:%s) from rpc " + "layer", peer->trans->peerinfo.identifier); + goto out; + } + + rpc_req = request_info.rpc_req; + if (rpc_req == NULL) { + gf_log (GF_RDMA_LOG_NAME, GF_LOG_WARNING, + "rpc request structure not found"); + ret = -1; + goto out; + } + + ctx = rpc_req->conn_private; + if ((post->ctx.iobref == NULL) && ctx->rsp_iobref) { + post->ctx.iobref = iobref_ref (ctx->rsp_iobref); + } + + ret = 0; + + gf_rdma_reply_info_destroy (reply_info); + +out: + if (ret == 0) { + ret = gf_rdma_pollin_notify (peer, post); + if (ret < 0) { + gf_log (GF_RDMA_LOG_NAME, GF_LOG_WARNING, + "pollin notify failed"); + } + } + + return ret; +} + + +inline int32_t +gf_rdma_recv_request (gf_rdma_peer_t *peer, gf_rdma_post_t *post, + gf_rdma_read_chunk_t *readch) +{ + int32_t ret = -1; + + if (readch != NULL) { + ret = gf_rdma_do_reads (peer, post, readch); + if (ret < 0) { + gf_log (GF_RDMA_LOG_NAME, GF_LOG_WARNING, + "rdma read from peer (%s) failed", + peer->trans->peerinfo.identifier); + } + } else { + ret = gf_rdma_pollin_notify (peer, post); + if (ret == -1) { + gf_log (GF_RDMA_LOG_NAME, GF_LOG_WARNING, + "pollin notification failed"); + } + } + + return ret; +} + +void +gf_rdma_process_recv (gf_rdma_peer_t *peer, struct ibv_wc *wc) +{ + gf_rdma_post_t *post = NULL; + gf_rdma_read_chunk_t *readch = NULL; + int ret = -1; + uint32_t *ptr = NULL; + enum msg_type msg_type = 0; + gf_rdma_header_t *header = NULL; + gf_rdma_private_t *priv = NULL; + + post = (gf_rdma_post_t *) (long) wc->wr_id; + if (post == NULL) { + gf_log (GF_RDMA_LOG_NAME, GF_LOG_WARNING, + "no post found in successful work completion element"); + goto out; + } + + ret = gf_rdma_decode_header (peer, post, &readch, wc->byte_len); + if (ret == -1) { + gf_log (GF_RDMA_LOG_NAME, GF_LOG_WARNING, + "decoding of header failed"); + goto out; + } + + header = (gf_rdma_header_t *)post->buf; + + priv = peer->trans->private; + + pthread_mutex_lock (&priv->write_mutex); + { + if (!priv->peer.quota_set) { + priv->peer.quota_set = 1; + + /* Initially peer.quota is set to 1 as per RFC 5666. We + * have to account for the quota used while sending + * first msg (which may or may not be returned to pool + * at this point) while deriving peer.quota from + * header->rm_credit. Hence the arithmatic below, + * instead of directly setting it to header->rm_credit. + */ + priv->peer.quota = header->rm_credit + - ( 1 - priv->peer.quota); + } + } + pthread_mutex_unlock (&priv->write_mutex); + + switch (header->rm_type) { + case GF_RDMA_MSG: + ptr = (uint32_t *)post->ctx.vector[0].iov_base; + msg_type = ntoh32 (*(ptr + 1)); + break; + + case GF_RDMA_NOMSG: + if (readch != NULL) { + msg_type = CALL; + } else { + msg_type = REPLY; + } + break; + + case GF_RDMA_ERROR: + if (header->rm_body.rm_error.rm_type == ERR_CHUNK) { + gf_log (GF_RDMA_LOG_NAME, GF_LOG_WARNING, + "peer (%s), couldn't encode or decode the msg " + "properly or write chunks were not provided " + "for replies that were bigger than " + "RDMA_INLINE_THRESHOLD (%d)", + peer->trans->peerinfo.identifier, + GLUSTERFS_RDMA_INLINE_THRESHOLD); + ret = gf_rdma_pollin_notify (peer, post); + if (ret == -1) { + gf_log (GF_RDMA_LOG_NAME, GF_LOG_DEBUG, + "pollin notification failed"); + } + goto out; + } else { + gf_log (GF_RDMA_LOG_NAME, GF_LOG_ERROR, + "an error has happened while transmission of " + "msg, disconnecting the transport"); + ret = -1; + goto out; + } + + default: + gf_log (GF_RDMA_LOG_NAME, GF_LOG_WARNING, + "invalid rdma msg-type (%d)", header->rm_type); + goto out; + } + + if (msg_type == CALL) { + ret = gf_rdma_recv_request (peer, post, readch); + if (ret < 0) { + gf_log (GF_RDMA_LOG_NAME, GF_LOG_WARNING, + "receiving a request from peer (%s) failed", + peer->trans->peerinfo.identifier); + } + } else { + ret = gf_rdma_recv_reply (peer, post); + if (ret < 0) { + gf_log (GF_RDMA_LOG_NAME, GF_LOG_WARNING, + "receiving a reply from peer (%s) failed", + peer->trans->peerinfo.identifier); + } + } + +out: + if (ret == -1) { + rpc_transport_disconnect (peer->trans); + } + + return; +} + +void * +gf_rdma_async_event_thread (void *context) +{ + struct ibv_async_event event; + int ret; + + while (1) { + do { + ret = ibv_get_async_event((struct ibv_context *)context, + &event); + + if (ret && errno != EINTR) { + gf_log (GF_RDMA_LOG_NAME, GF_LOG_WARNING, + "Error getting event (%s)", + strerror (errno)); + } + } while(ret && errno == EINTR); + + switch (event.event_type) { + case IBV_EVENT_SRQ_LIMIT_REACHED: + gf_log (GF_RDMA_LOG_NAME, GF_LOG_WARNING, + "recieved srq_limit reached"); + break; + + default: + gf_log (GF_RDMA_LOG_NAME, GF_LOG_DEBUG, + "event (%d) recieved", event.event_type); + break; + } + + ibv_ack_async_event(&event); + } + + return 0; +} + + +static void * +gf_rdma_recv_completion_proc (void *data) +{ + struct ibv_comp_channel *chan = NULL; + gf_rdma_device_t *device = NULL;; + gf_rdma_post_t *post = NULL; + gf_rdma_peer_t *peer = NULL; + struct ibv_cq *event_cq = NULL; + struct ibv_wc wc = {0, }; + void *event_ctx = NULL; + int32_t ret = 0; + + chan = data; + + while (1) { + ret = ibv_get_cq_event (chan, &event_cq, &event_ctx); + if (ret) { + gf_log (GF_RDMA_LOG_NAME, GF_LOG_ERROR, + "ibv_get_cq_event failed, terminating recv " + "thread %d (%d)", ret, errno); + continue; + } + + device = event_ctx; + + ret = ibv_req_notify_cq (event_cq, 0); + if (ret) { + gf_log (GF_RDMA_LOG_NAME, GF_LOG_ERROR, + "ibv_req_notify_cq on %s failed, terminating " + "recv thread: %d (%d)", + device->device_name, ret, errno); + continue; + } + + device = (gf_rdma_device_t *) event_ctx; + + while ((ret = ibv_poll_cq (event_cq, 1, &wc)) > 0) { + post = (gf_rdma_post_t *) (long) wc.wr_id; + + pthread_mutex_lock (&device->qpreg.lock); + { + peer = __gf_rdma_lookup_peer (device, + wc.qp_num); + + /* + * keep a refcount on transport so that it + * does not get freed because of some error + * indicated by wc.status till we are done + * with usage of peer and thereby that of trans. + */ + if (peer != NULL) { + rpc_transport_ref (peer->trans); + } + } + pthread_mutex_unlock (&device->qpreg.lock); + + if (wc.status != IBV_WC_SUCCESS) { + gf_log (GF_RDMA_LOG_NAME, GF_LOG_ERROR, + "recv work request on `%s' returned " + "error (%d)", device->device_name, + wc.status); + if (peer) { + rpc_transport_unref (peer->trans); + rpc_transport_disconnect (peer->trans); + } + + if (post) { + gf_rdma_post_unref (post); + } + continue; + } + + if (peer) { + gf_rdma_process_recv (peer, &wc); + rpc_transport_unref (peer->trans); + } else { + gf_log (GF_RDMA_LOG_NAME, + GF_LOG_DEBUG, + "could not lookup peer for qp_num: %d", + wc.qp_num); + } + + gf_rdma_post_unref (post); + } + + if (ret < 0) { + gf_log (GF_RDMA_LOG_NAME, + GF_LOG_ERROR, + "ibv_poll_cq on `%s' returned error " + "(ret = %d, errno = %d)", + device->device_name, ret, errno); + continue; + } + ibv_ack_cq_events (event_cq, 1); + } + + return NULL; +} + + +void +gf_rdma_handle_failed_send_completion (gf_rdma_peer_t *peer, struct ibv_wc *wc) +{ + gf_rdma_post_t *post = NULL; + gf_rdma_device_t *device = NULL; + gf_rdma_private_t *priv = NULL; + + if (peer != NULL) { + priv = peer->trans->private; + if (priv != NULL) { + device = priv->device; + } + } + + + post = (gf_rdma_post_t *) (long) wc->wr_id; + + gf_log (GF_RDMA_LOG_NAME, GF_LOG_WARNING, + "send work request on `%s' returned error " + "wc.status = %d, wc.vendor_err = %d, post->buf = %p, " + "wc.byte_len = %d, post->reused = %d", + (device != NULL) ? device->device_name : NULL, wc->status, + wc->vendor_err, post->buf, wc->byte_len, post->reused); + + if (wc->status == IBV_WC_RETRY_EXC_ERR) { + gf_log ("rdma", GF_LOG_ERROR, "connection between client and" + " server not working. check by running " + "'ibv_srq_pingpong'. also make sure subnet manager" + " is running (eg: 'opensm'), or check if rdma port is " + "valid (or active) by running 'ibv_devinfo'. contact " + "Gluster Support Team if the problem persists."); + } + + if (peer) { + rpc_transport_disconnect (peer->trans); + } + + return; +} + + +void +gf_rdma_handle_successful_send_completion (gf_rdma_peer_t *peer, + struct ibv_wc *wc) +{ + gf_rdma_post_t *post = NULL; + int reads = 0, ret = 0; + gf_rdma_header_t *header = NULL; + + if (wc->opcode != IBV_WC_RDMA_READ) { + goto out; + } + + post = (gf_rdma_post_t *)(long) wc->wr_id; + + pthread_mutex_lock (&post->lock); + { + reads = --post->ctx.gf_rdma_reads; + } + pthread_mutex_unlock (&post->lock); + + if (reads != 0) { + /* if it is not the last rdma read, we've got nothing to do */ + goto out; + } + + header = (gf_rdma_header_t *)post->buf; + + if (header->rm_type == GF_RDMA_NOMSG) { + post->ctx.count = 1; + post->ctx.vector[0].iov_len += post->ctx.vector[1].iov_len; + } + + ret = gf_rdma_pollin_notify (peer, post); + if ((ret == -1) && (peer != NULL)) { + rpc_transport_disconnect (peer->trans); + } + +out: + return; +} + + +static void * +gf_rdma_send_completion_proc (void *data) +{ + struct ibv_comp_channel *chan = NULL; + gf_rdma_post_t *post = NULL; + gf_rdma_peer_t *peer = NULL; + struct ibv_cq *event_cq = NULL; + void *event_ctx = NULL; + gf_rdma_device_t *device = NULL; + struct ibv_wc wc = {0, }; + char is_request = 0; + int32_t ret = 0, quota_ret = 0; + + chan = data; + while (1) { + ret = ibv_get_cq_event (chan, &event_cq, &event_ctx); + if (ret) { + gf_log (GF_RDMA_LOG_NAME, GF_LOG_ERROR, + "ibv_get_cq_event on failed, terminating " + "send thread: %d (%d)", ret, errno); + continue; + } + + device = event_ctx; + + ret = ibv_req_notify_cq (event_cq, 0); + if (ret) { + gf_log (GF_RDMA_LOG_NAME, GF_LOG_ERROR, + "ibv_req_notify_cq on %s failed, terminating " + "send thread: %d (%d)", + device->device_name, ret, errno); + continue; + } + + while ((ret = ibv_poll_cq (event_cq, 1, &wc)) > 0) { + post = (gf_rdma_post_t *) (long) wc.wr_id; + + pthread_mutex_lock (&device->qpreg.lock); + { + peer = __gf_rdma_lookup_peer (device, wc.qp_num); + + /* + * keep a refcount on transport so that it + * does not get freed because of some error + * indicated by wc.status, till we are done + * with usage of peer and thereby that of trans. + */ + if (peer != NULL) { + rpc_transport_ref (peer->trans); + } + } + pthread_mutex_unlock (&device->qpreg.lock); + + if (wc.status != IBV_WC_SUCCESS) { + gf_rdma_handle_failed_send_completion (peer, &wc); + } else { + gf_rdma_handle_successful_send_completion (peer, + &wc); + } + + if (post) { + is_request = post->ctx.is_request; + + ret = gf_rdma_post_unref (post); + if ((ret == 0) + && (wc.status == IBV_WC_SUCCESS) + && !is_request + && (post->type == GF_RDMA_SEND_POST) + && (peer != NULL)) { + /* An GF_RDMA_RECV_POST can end up in + * gf_rdma_send_completion_proc for + * rdma-reads, and we do not take + * quota for getting an GF_RDMA_RECV_POST. + */ + + /* + * if it is request, quota is returned + * after reply has come. + */ + quota_ret = gf_rdma_quota_put (peer); + if (quota_ret < 0) { + gf_log ("rdma", GF_LOG_DEBUG, + "failed to send " + "message"); + } + } + } + + if (peer) { + rpc_transport_unref (peer->trans); + } else { + gf_log (GF_RDMA_LOG_NAME, GF_LOG_DEBUG, + "could not lookup peer for qp_num: %d", + wc.qp_num); + } + } + + if (ret < 0) { + gf_log (GF_RDMA_LOG_NAME, GF_LOG_ERROR, + "ibv_poll_cq on `%s' returned error (ret = %d," + " errno = %d)", + device->device_name, ret, errno); + continue; + } + + ibv_ack_cq_events (event_cq, 1); + } + + return NULL; +} + + +static void +gf_rdma_options_init (rpc_transport_t *this) +{ + gf_rdma_private_t *priv = NULL; + gf_rdma_options_t *options = NULL; + int32_t mtu = 0; + data_t *temp = NULL; + + /* TODO: validate arguments from options below */ + + priv = this->private; + options = &priv->options; + options->send_size = GLUSTERFS_RDMA_INLINE_THRESHOLD;/*this->ctx->page_size * 4; 512 KB*/ + options->recv_size = GLUSTERFS_RDMA_INLINE_THRESHOLD;/*this->ctx->page_size * 4; 512 KB*/ + options->send_count = 4096; + options->recv_count = 4096; + options->attr_timeout = GF_RDMA_TIMEOUT; + options->attr_retry_cnt = GF_RDMA_RETRY_CNT; + options->attr_rnr_retry = GF_RDMA_RNR_RETRY; + + temp = dict_get (this->options, + "transport.rdma.work-request-send-count"); + if (temp) + options->send_count = data_to_int32 (temp); + + temp = dict_get (this->options, + "transport.rdma.work-request-recv-count"); + if (temp) + options->recv_count = data_to_int32 (temp); + + temp = dict_get (this->options, "transport.rdma.attr-timeout"); + + if (temp) + options->attr_timeout = data_to_uint8 (temp); + + temp = dict_get (this->options, "transport.rdma.attr-retry-cnt"); + + if (temp) + options->attr_retry_cnt = data_to_uint8 (temp); + + temp = dict_get (this->options, "transport.rdma.attr-rnr-retry"); + + if (temp) + options->attr_rnr_retry = data_to_uint8 (temp); + + options->port = 1; + temp = dict_get (this->options, + "transport.rdma.port"); + if (temp) + options->port = data_to_uint64 (temp); + + options->mtu = mtu = IBV_MTU_2048; + temp = dict_get (this->options, + "transport.rdma.mtu"); + if (temp) + mtu = data_to_int32 (temp); + switch (mtu) { + case 256: options->mtu = IBV_MTU_256; + break; + case 512: options->mtu = IBV_MTU_512; + break; + case 1024: options->mtu = IBV_MTU_1024; + break; + case 2048: options->mtu = IBV_MTU_2048; + break; + case 4096: options->mtu = IBV_MTU_4096; + break; + default: + if (temp) + gf_log (GF_RDMA_LOG_NAME, GF_LOG_WARNING, + "%s: unrecognized MTU value '%s', defaulting " + "to '2048'", this->name, + data_to_str (temp)); + else + gf_log (GF_RDMA_LOG_NAME, GF_LOG_TRACE, + "%s: defaulting MTU to '2048'", + this->name); + options->mtu = IBV_MTU_2048; + break; + } + + temp = dict_get (this->options, + "transport.rdma.device-name"); + if (temp) + options->device_name = gf_strdup (temp->data); + + return; +} + + +gf_rdma_ctx_t * +__gf_rdma_ctx_create (void) +{ + gf_rdma_ctx_t *rdma_ctx = NULL; + int ret = -1; + + rdma_ctx = GF_CALLOC (1, sizeof (*rdma_ctx), gf_common_mt_char); + if (rdma_ctx == NULL) { + goto out; + } + + rdma_ctx->rdma_cm_event_channel = rdma_create_event_channel (); + if (rdma_ctx->rdma_cm_event_channel == NULL) { + gf_log (GF_RDMA_LOG_NAME, GF_LOG_WARNING, + "rdma_cm event channel creation failed (%s)", + strerror (errno)); + goto out; + } + + ret = gf_thread_create (&rdma_ctx->rdma_cm_thread, NULL, + gf_rdma_cm_event_handler, + rdma_ctx->rdma_cm_event_channel); + if (ret != 0) { + gf_log (GF_RDMA_LOG_NAME, GF_LOG_WARNING, + "creation of thread to handle rdma-cm events " + "failed (%s)", strerror (ret)); + goto out; + } + +out: + if (ret < 0) { + if (rdma_ctx->rdma_cm_event_channel != NULL) { + rdma_destroy_event_channel (rdma_ctx->rdma_cm_event_channel); + } + + GF_FREE (rdma_ctx); + rdma_ctx = NULL; + } + + return rdma_ctx; +} + +static int32_t +gf_rdma_init (rpc_transport_t *this) +{ + gf_rdma_private_t *priv = NULL; + int32_t ret = 0; + glusterfs_ctx_t *ctx = NULL; + gf_rdma_options_t *options = NULL; + + ctx= this->ctx; + + priv = this->private; + + ibv_fork_init (); + gf_rdma_options_init (this); + + options = &priv->options; + priv->peer.send_count = options->send_count; + priv->peer.recv_count = options->recv_count; + priv->peer.send_size = options->send_size; + priv->peer.recv_size = options->recv_size; + + priv->peer.trans = this; + INIT_LIST_HEAD (&priv->peer.ioq); + + pthread_mutex_init (&priv->write_mutex, NULL); + pthread_mutex_init (&priv->recv_mutex, NULL); + pthread_cond_init (&priv->recv_cond, NULL); + + pthread_mutex_lock (&ctx->lock); + { + if (ctx->ib == NULL) { + ctx->ib = __gf_rdma_ctx_create (); + if (ctx->ib == NULL) { + ret = -1; + } + } + } + pthread_mutex_unlock (&ctx->lock); + + return ret; +} + + +static int32_t +gf_rdma_disconnect (rpc_transport_t *this) +{ + gf_rdma_private_t *priv = NULL; + int32_t ret = 0; + + priv = this->private; + gf_log_callingfn (this->name, GF_LOG_WARNING, + "disconnect called (peer:%s)", + this->peerinfo.identifier); + + pthread_mutex_lock (&priv->write_mutex); + { + ret = __gf_rdma_disconnect (this); + } + pthread_mutex_unlock (&priv->write_mutex); + + return ret; +} + + +static int32_t +gf_rdma_connect (struct rpc_transport *this, int port) +{ + gf_rdma_private_t *priv = NULL; + int32_t ret = 0; + union gf_sock_union sock_union = {{0, }, }; + socklen_t sockaddr_len = 0; + gf_rdma_peer_t *peer = NULL; + gf_rdma_ctx_t *rdma_ctx = NULL; + gf_boolean_t connected = _gf_false; + + priv = this->private; + + peer = &priv->peer; + + rpc_transport_ref (this); + + ret = gf_rdma_client_get_remote_sockaddr (this, + &sock_union.sa, + &sockaddr_len, port); + if (ret != 0) { + gf_log (this->name, GF_LOG_DEBUG, + "cannot get remote address to connect"); + goto out; + } + + rdma_ctx = this->ctx->ib; + + pthread_mutex_lock (&priv->write_mutex); + { + if (peer->cm_id != NULL) { + ret = -1; + errno = EINPROGRESS; + connected = _gf_true; + goto unlock; + } + + priv->entity = GF_RDMA_CLIENT; + + ret = rdma_create_id (rdma_ctx->rdma_cm_event_channel, + &peer->cm_id, this, RDMA_PS_TCP); + if (ret != 0) { + gf_log (this->name, GF_LOG_ERROR, + "creation of rdma_cm_id failed (%s)", + strerror (errno)); + ret = -errno; + goto unlock; + } + + memcpy (&this->peerinfo.sockaddr, &sock_union.storage, + sockaddr_len); + this->peerinfo.sockaddr_len = sockaddr_len; + + if (port > 0) + sock_union.sin.sin_port = htons (port); + + ((struct sockaddr *) &this->myinfo.sockaddr)->sa_family = + ((struct sockaddr *)&this->peerinfo.sockaddr)->sa_family; + + ret = gf_rdma_client_bind (this, + (struct sockaddr *)&this->myinfo.sockaddr, + &this->myinfo.sockaddr_len, + peer->cm_id); + if (ret != 0) { + gf_log (this->name, GF_LOG_WARNING, + "client bind failed: %s", strerror (errno)); + goto unlock; + } + + ret = rdma_resolve_addr (peer->cm_id, NULL, &sock_union.sa, + 2000); + if (ret != 0) { + gf_log (this->name, GF_LOG_WARNING, + "rdma_resolve_addr failed (%s)", + strerror (errno)); + goto unlock; + } + + priv->connected = 0; + } +unlock: + pthread_mutex_unlock (&priv->write_mutex); + +out: + if (ret != 0) { + if (!connected) { + gf_rdma_teardown (this); + } + + rpc_transport_unref (this); + } + + return ret; +} + + +static int32_t +gf_rdma_listen (rpc_transport_t *this) +{ + union gf_sock_union sock_union = {{0, }, }; + socklen_t sockaddr_len = 0; + gf_rdma_private_t *priv = NULL; + gf_rdma_peer_t *peer = NULL; + int ret = 0; + gf_rdma_ctx_t *rdma_ctx = NULL; + char service[NI_MAXSERV], host[NI_MAXHOST]; + + priv = this->private; + peer = &priv->peer; + + priv->entity = GF_RDMA_SERVER_LISTENER; + + rdma_ctx = this->ctx->ib; + + ret = gf_rdma_server_get_local_sockaddr (this, &sock_union.sa, + &sockaddr_len); + if (ret != 0) { + gf_log (this->name, GF_LOG_WARNING, + "cannot find network address of server to bind to"); + goto err; + } + + ret = rdma_create_id (rdma_ctx->rdma_cm_event_channel, + &peer->cm_id, this, RDMA_PS_TCP); + if (ret != 0) { + gf_log (this->name, GF_LOG_WARNING, + "creation of rdma_cm_id failed (%s)", + strerror (errno)); + goto err; + } + + memcpy (&this->myinfo.sockaddr, &sock_union.storage, + sockaddr_len); + this->myinfo.sockaddr_len = sockaddr_len; + + ret = getnameinfo ((struct sockaddr *)&this->myinfo.sockaddr, + this->myinfo.sockaddr_len, host, sizeof (host), + service, sizeof (service), + NI_NUMERICHOST); + if (ret != 0) { + gf_log (this->name, GF_LOG_ERROR, + "getnameinfo failed (%s)", gai_strerror (ret)); + goto err; + } + + sprintf (this->myinfo.identifier, "%s:%s", host, service); + + ret = rdma_bind_addr (peer->cm_id, &sock_union.sa); + if (ret != 0) { + gf_log (this->name, GF_LOG_WARNING, + "rdma_bind_addr failed (%s)", strerror (errno)); + goto err; + } + + ret = rdma_listen (peer->cm_id, 10); + if (ret != 0) { + gf_log (this->name, GF_LOG_WARNING, + "rdma_listen failed (%s)", strerror (errno)); + goto err; + } + + rpc_transport_ref (this); + + ret = 0; +err: + if (ret < 0) { + if (peer->cm_id != NULL) { + rdma_destroy_id (peer->cm_id); + peer->cm_id = NULL; + } + } + + return ret; +} + + +struct rpc_transport_ops tops = { + .submit_request = gf_rdma_submit_request, + .submit_reply = gf_rdma_submit_reply, + .connect = gf_rdma_connect, + .disconnect = gf_rdma_disconnect, + .listen = gf_rdma_listen, +}; + +int32_t +init (rpc_transport_t *this) +{ + gf_rdma_private_t *priv = NULL; + + priv = GF_CALLOC (1, sizeof (*priv), gf_common_mt_rdma_private_t); + if (!priv) + return -1; + + this->private = priv; + + if (gf_rdma_init (this)) { + gf_log (this->name, GF_LOG_ERROR, + "Failed to initialize IB Device"); + return -1; + } + + return 0; +} + +void +fini (struct rpc_transport *this) +{ + /* TODO: verify this function does graceful finish */ + gf_rdma_private_t *priv = NULL; + + priv = this->private; + + this->private = NULL; + + if (priv) { + pthread_mutex_destroy (&priv->recv_mutex); + pthread_mutex_destroy (&priv->write_mutex); + + gf_log (this->name, GF_LOG_TRACE, + "called fini on transport: %p", this); + GF_FREE (priv); + } + return; +} + +/* TODO: expand each option */ +struct volume_options options[] = { + { .key = {"transport.rdma.port", + "rdma-port"}, + .type = GF_OPTION_TYPE_INT, + .min = 1, + .max = 4, + .description = "check the option by 'ibv_devinfo'" + }, + { .key = {"transport.rdma.mtu", + "rdma-mtu"}, + .type = GF_OPTION_TYPE_INT, + }, + { .key = {"transport.rdma.device-name", + "rdma-device-name"}, + .type = GF_OPTION_TYPE_ANY, + .description = "check by 'ibv_devinfo'" + }, + { .key = {"transport.rdma.work-request-send-count", + "rdma-work-request-send-count"}, + .type = GF_OPTION_TYPE_INT, + }, + { .key = {"transport.rdma.work-request-recv-count", + "rdma-work-request-recv-count"}, + .type = GF_OPTION_TYPE_INT, + }, + { .key = {"remote-port", + "transport.remote-port", + "transport.rdma.remote-port"}, + .type = GF_OPTION_TYPE_INT + }, + { .key = {"transport.rdma.attr-timeout", + "rdma-attr-timeout"}, + .type = GF_OPTION_TYPE_INT + }, + { .key = {"transport.rdma.attr-retry-cnt", + "rdma-attr-retry-cnt"}, + .type = GF_OPTION_TYPE_INT + }, + { .key = {"transport.rdma.attr-rnr-retry", + "rdma-attr-rnr-retry"}, + .type = GF_OPTION_TYPE_INT + }, + { .key = {"transport.rdma.listen-port", "listen-port"}, + .type = GF_OPTION_TYPE_INT + }, + { .key = {"transport.rdma.connect-path", "connect-path"}, + .type = GF_OPTION_TYPE_ANY + }, + { .key = {"transport.rdma.bind-path", "bind-path"}, + .type = GF_OPTION_TYPE_ANY + }, + { .key = {"transport.rdma.listen-path", "listen-path"}, + .type = GF_OPTION_TYPE_ANY + }, + { .key = {"transport.address-family", + "address-family"}, + .value = {"inet", "inet6", "inet/inet6", "inet6/inet", + "unix", "inet-sdp" }, + .type = GF_OPTION_TYPE_STR + }, + { .key = {"transport.socket.lowlat"}, + .type = GF_OPTION_TYPE_BOOL + }, + { .key = {NULL} } +}; diff --git a/rpc/rpc-transport/rdma/src/rdma.h b/rpc/rpc-transport/rdma/src/rdma.h new file mode 100644 index 000000000..7f76244f0 --- /dev/null +++ b/rpc/rpc-transport/rdma/src/rdma.h @@ -0,0 +1,382 @@ +/* + Copyright (c) 2008-2012 Red Hat, Inc. <http://www.redhat.com> + This file is part of GlusterFS. + + This file is licensed to you under your choice of the GNU Lesser + General Public License, version 3 or any later version (LGPLv3 or + later), or the GNU General Public License, version 2 (GPLv2), in all + cases as published by the Free Software Foundation. +*/ + +#ifndef _XPORT_RDMA_H +#define _XPORT_RDMA_H + + +#ifndef _CONFIG_H +#define _CONFIG_H +#include "config.h" +#endif + +#ifndef MAX_IOVEC +#define MAX_IOVEC 16 +#endif /* MAX_IOVEC */ + +#include "rpc-clnt.h" +#include "rpc-transport.h" +#include "xlator.h" +#include "event.h" +#include <stdio.h> +#include <list.h> +#include <arpa/inet.h> +#include <infiniband/verbs.h> +#include <rdma/rdma_cma.h> + +/* FIXME: give appropriate values to these macros */ +#define GF_DEFAULT_RDMA_LISTEN_PORT (GF_DEFAULT_BASE_PORT + 1) + +/* If you are changing GF_RDMA_MAX_SEGMENTS, please make sure to update + * GLUSTERFS_GF_RDMA_MAX_HEADER_SIZE defined in glusterfs.h . + */ +#define GF_RDMA_MAX_SEGMENTS 8 + +#define GF_RDMA_VERSION 1 +#define GF_RDMA_POOL_SIZE 512 + +/* Additional attributes */ +#define GF_RDMA_TIMEOUT 14 +#define GF_RDMA_RETRY_CNT 7 +#define GF_RDMA_RNR_RETRY 7 + +typedef enum gf_rdma_errcode { + ERR_VERS = 1, + ERR_CHUNK = 2 +}gf_rdma_errcode_t; + +struct gf_rdma_err_vers { + uint32_t gf_rdma_vers_low; /* Version range supported by peer */ + uint32_t gf_rdma_vers_high; +}__attribute__ ((packed)); +typedef struct gf_rdma_err_vers gf_rdma_err_vers_t; + +typedef enum gf_rdma_proc { + GF_RDMA_MSG = 0, /* An RPC call or reply msg */ + GF_RDMA_NOMSG = 1, /* An RPC call or reply msg - separate body */ + GF_RDMA_MSGP = 2, /* An RPC call or reply msg with padding */ + GF_RDMA_DONE = 3, /* Client signals reply completion */ + GF_RDMA_ERROR = 4 /* An RPC RDMA encoding error */ +}gf_rdma_proc_t; + +typedef enum gf_rdma_chunktype { + gf_rdma_noch = 0, /* no chunk */ + gf_rdma_readch, /* some argument through rdma read */ + gf_rdma_areadch, /* entire request through rdma read */ + gf_rdma_writech, /* some result through rdma write */ + gf_rdma_replych /* entire reply through rdma write */ +}gf_rdma_chunktype_t; + +/* If you are modifying __gf_rdma_header, please make sure to change + * GLUSTERFS_GF_RDMA_MAX_HEADER_SIZE defined in glusterfs.h to reflect your changes + */ +struct __gf_rdma_header { + uint32_t rm_xid; /* Mirrors the RPC header xid */ + uint32_t rm_vers; /* Version of this protocol */ + uint32_t rm_credit; /* Buffers requested/granted */ + uint32_t rm_type; /* Type of message (enum gf_rdma_proc) */ + union { + struct { /* no chunks */ + uint32_t rm_empty[3]; /* 3 empty chunk lists */ + }__attribute__((packed)) rm_nochunks; + + struct { /* no chunks and padded */ + uint32_t rm_align; /* Padding alignment */ + uint32_t rm_thresh; /* Padding threshold */ + uint32_t rm_pempty[3]; /* 3 empty chunk lists */ + }__attribute__((packed)) rm_padded; + + struct { + uint32_t rm_type; + gf_rdma_err_vers_t rm_version; + }__attribute__ ((packed)) rm_error; + + uint32_t rm_chunks[0]; /* read, write and reply chunks */ + }__attribute__ ((packed)) rm_body; +} __attribute__((packed)); +typedef struct __gf_rdma_header gf_rdma_header_t; + +/* If you are modifying __gf_rdma_segment or __gf_rdma_read_chunk, please make sure + * to change GLUSTERFS_GF_RDMA_MAX_HEADER_SIZE defined in glusterfs.h to reflect + * your changes. + */ +struct __gf_rdma_segment { + uint32_t rs_handle; /* Registered memory handle */ + uint32_t rs_length; /* Length of the chunk in bytes */ + uint64_t rs_offset; /* Chunk virtual address or offset */ +} __attribute__((packed)); +typedef struct __gf_rdma_segment gf_rdma_segment_t; + +/* read chunk(s), encoded as a linked list. */ +struct __gf_rdma_read_chunk { + uint32_t rc_discrim; /* 1 indicates presence */ + uint32_t rc_position; /* Position in XDR stream */ + gf_rdma_segment_t rc_target; +} __attribute__((packed)); +typedef struct __gf_rdma_read_chunk gf_rdma_read_chunk_t; + +/* write chunk, and reply chunk. */ +struct __gf_rdma_write_chunk { + gf_rdma_segment_t wc_target; +} __attribute__((packed)); +typedef struct __gf_rdma_write_chunk gf_rdma_write_chunk_t; + +/* write chunk(s), encoded as a counted array. */ +struct __gf_rdma_write_array { + uint32_t wc_discrim; /* 1 indicates presence */ + uint32_t wc_nchunks; /* Array count */ + struct __gf_rdma_write_chunk wc_array[0]; +} __attribute__((packed)); +typedef struct __gf_rdma_write_array gf_rdma_write_array_t; + +/* options per transport end point */ +struct __gf_rdma_options { + int32_t port; + char *device_name; + enum ibv_mtu mtu; + int32_t send_count; + int32_t recv_count; + uint64_t recv_size; + uint64_t send_size; + uint8_t attr_timeout; + uint8_t attr_retry_cnt; + uint8_t attr_rnr_retry; +}; +typedef struct __gf_rdma_options gf_rdma_options_t; + +struct __gf_rdma_reply_info { + uint32_t rm_xid; /* xid in network endian */ + gf_rdma_chunktype_t type; /* + * can be either gf_rdma_replych + * or gf_rdma_writech. + */ + gf_rdma_write_array_t *wc_array; + struct mem_pool *pool; +}; +typedef struct __gf_rdma_reply_info gf_rdma_reply_info_t; + +struct __gf_rdma_ioq { + union { + struct list_head list; + struct { + struct __gf_rdma_ioq *next; + struct __gf_rdma_ioq *prev; + }; + }; + + char is_request; + struct iovec rpchdr[MAX_IOVEC]; + int rpchdr_count; + struct iovec proghdr[MAX_IOVEC]; + int proghdr_count; + struct iovec prog_payload[MAX_IOVEC]; + int prog_payload_count; + + struct iobref *iobref; + + union { + struct __gf_rdma_ioq_request { + /* used to build reply_chunk for GF_RDMA_NOMSG type msgs */ + struct iovec rsphdr_vec[MAX_IOVEC]; + int rsphdr_count; + + /* + * used to build write_array during operations like + * read. + */ + struct iovec rsp_payload[MAX_IOVEC]; + int rsp_payload_count; + + struct rpc_req *rpc_req; /* FIXME: hack! hack! should be + * cleaned up later + */ + struct iobref *rsp_iobref; + }request; + + gf_rdma_reply_info_t *reply_info; + }msg; + + struct mem_pool *pool; +}; +typedef struct __gf_rdma_ioq gf_rdma_ioq_t; + +typedef enum __gf_rdma_send_post_type { + GF_RDMA_SEND_POST_NO_CHUNKLIST, /* post which is sent using rdma-send + * and the msg carries no + * chunklists. + */ + GF_RDMA_SEND_POST_READ_CHUNKLIST, /* post which is sent using rdma-send + * and the msg carries only read + * chunklist. + */ + GF_RDMA_SEND_POST_WRITE_CHUNKLIST, /* post which is sent using + * rdma-send and the msg carries + * only write chunklist. + */ + GF_RDMA_SEND_POST_READ_WRITE_CHUNKLIST, /* post which is sent using + * rdma-send and the msg + * carries both read and + * write chunklists. + */ + GF_RDMA_SEND_POST_GF_RDMA_READ, /* RDMA read */ + GF_RDMA_SEND_POST_GF_RDMA_WRITE, /* RDMA write */ +}gf_rdma_send_post_type_t; + +/* represents one communication peer, two per transport_t */ +struct __gf_rdma_peer { + rpc_transport_t *trans; + struct rdma_cm_id *cm_id; + struct ibv_qp *qp; + pthread_t rdma_event_thread; + char quota_set; + + int32_t recv_count; + int32_t send_count; + int32_t recv_size; + int32_t send_size; + + int32_t quota; + union { + struct list_head ioq; + struct { + gf_rdma_ioq_t *ioq_next; + gf_rdma_ioq_t *ioq_prev; + }; + }; + + /* QP attributes, needed to connect with remote QP */ + int32_t local_lid; + int32_t local_psn; + int32_t local_qpn; + int32_t remote_lid; + int32_t remote_psn; + int32_t remote_qpn; +}; +typedef struct __gf_rdma_peer gf_rdma_peer_t; + +struct __gf_rdma_post_context { + struct ibv_mr *mr[GF_RDMA_MAX_SEGMENTS]; + int mr_count; + struct iovec vector[MAX_IOVEC]; + int count; + struct iobref *iobref; + struct iobuf *hdr_iobuf; + char is_request; + int gf_rdma_reads; + gf_rdma_reply_info_t *reply_info; +}; +typedef struct __gf_rdma_post_context gf_rdma_post_context_t; + +typedef enum { + GF_RDMA_SEND_POST, + GF_RDMA_RECV_POST +} gf_rdma_post_type_t; + +struct __gf_rdma_post { + struct __gf_rdma_post *next, *prev; + struct ibv_mr *mr; + char *buf; + int32_t buf_size; + char aux; + int32_t reused; + struct __gf_rdma_device *device; + gf_rdma_post_type_t type; + gf_rdma_post_context_t ctx; + int refcount; + pthread_mutex_t lock; +}; +typedef struct __gf_rdma_post gf_rdma_post_t; + +struct __gf_rdma_queue { + gf_rdma_post_t active_posts, passive_posts; + int32_t active_count, passive_count; + pthread_mutex_t lock; +}; +typedef struct __gf_rdma_queue gf_rdma_queue_t; + +struct __gf_rdma_qpreg { + pthread_mutex_t lock; + int32_t count; + struct _qpent { + struct _qpent *next, *prev; + int32_t qp_num; + gf_rdma_peer_t *peer; + } ents[42]; +}; +typedef struct __gf_rdma_qpreg gf_rdma_qpreg_t; + +/* context per device, stored in global glusterfs_ctx_t->ib */ +struct __gf_rdma_device { + struct __gf_rdma_device *next; + const char *device_name; + struct ibv_context *context; + int32_t port; + struct ibv_pd *pd; + struct ibv_srq *srq; + gf_rdma_qpreg_t qpreg; + struct ibv_comp_channel *send_chan, *recv_chan; + struct ibv_cq *send_cq, *recv_cq; + gf_rdma_queue_t sendq, recvq; + pthread_t send_thread, recv_thread, async_event_thread; + struct mem_pool *request_ctx_pool; + struct mem_pool *ioq_pool; + struct mem_pool *reply_info_pool; +}; +typedef struct __gf_rdma_device gf_rdma_device_t; + +struct __gf_rdma_ctx { + gf_rdma_device_t *device; + struct rdma_event_channel *rdma_cm_event_channel; + pthread_t rdma_cm_thread; +}; +typedef struct __gf_rdma_ctx gf_rdma_ctx_t; + +struct __gf_rdma_request_context { + struct ibv_mr *mr[GF_RDMA_MAX_SEGMENTS]; + int mr_count; + struct mem_pool *pool; + gf_rdma_peer_t *peer; + struct iobref *iobref; + struct iobref *rsp_iobref; +}; +typedef struct __gf_rdma_request_context gf_rdma_request_context_t; + +typedef enum { + GF_RDMA_SERVER_LISTENER, + GF_RDMA_SERVER, + GF_RDMA_CLIENT, +} gf_rdma_transport_entity_t; + +struct __gf_rdma_private { + int32_t idx; + unsigned char connected; + in_addr_t addr; + unsigned short port; + + /* IB Verbs Driver specific variables, pointers */ + gf_rdma_peer_t peer; + struct __gf_rdma_device *device; + gf_rdma_options_t options; + + /* Used by trans->op->receive */ + char *data_ptr; + int32_t data_offset; + int32_t data_len; + + /* Mutex */ + pthread_mutex_t write_mutex; + rpc_transport_t *listener; + pthread_mutex_t recv_mutex; + pthread_cond_t recv_cond; + gf_rdma_transport_entity_t entity; +}; +typedef struct __gf_rdma_private gf_rdma_private_t; + +#endif /* _XPORT_GF_RDMA_H */ diff --git a/rpc/rpc-transport/socket/Makefile.am b/rpc/rpc-transport/socket/Makefile.am new file mode 100644 index 000000000..f963effea --- /dev/null +++ b/rpc/rpc-transport/socket/Makefile.am @@ -0,0 +1 @@ +SUBDIRS = src
\ No newline at end of file diff --git a/rpc/rpc-transport/socket/src/Makefile.am b/rpc/rpc-transport/socket/src/Makefile.am new file mode 100644 index 000000000..71e6ed6ff --- /dev/null +++ b/rpc/rpc-transport/socket/src/Makefile.am @@ -0,0 +1,17 @@ +noinst_HEADERS = socket.h name.h + +rpctransport_LTLIBRARIES = socket.la +rpctransportdir = $(libdir)/glusterfs/$(PACKAGE_VERSION)/rpc-transport + +socket_la_LDFLAGS = -module -avoid-version + +socket_la_SOURCES = socket.c name.c +socket_la_LIBADD = $(top_builddir)/libglusterfs/src/libglusterfs.la -lssl + +AM_CPPFLAGS = $(GF_CPPFLAGS) \ + -I$(top_srcdir)/libglusterfs/src -I$(top_srcdir)/rpc/rpc-lib/src/ \ + -I$(top_srcdir)/rpc/xdr/src/ + +AM_CFLAGS = -Wall $(GF_CFLAGS) + +CLEANFILES = *~ diff --git a/rpc/rpc-transport/socket/src/name.c b/rpc/rpc-transport/socket/src/name.c new file mode 100644 index 000000000..1647d5b6b --- /dev/null +++ b/rpc/rpc-transport/socket/src/name.c @@ -0,0 +1,743 @@ +/* + Copyright (c) 2008-2012 Red Hat, Inc. <http://www.redhat.com> + This file is part of GlusterFS. + + This file is licensed to you under your choice of the GNU Lesser + General Public License, version 3 or any later version (LGPLv3 or + later), or the GNU General Public License, version 2 (GPLv2), in all + cases as published by the Free Software Foundation. +*/ + +#include <sys/types.h> +#include <sys/socket.h> +#include <netinet/in.h> +#include <errno.h> +#include <netdb.h> +#include <string.h> + +#ifndef AF_INET_SDP +#define AF_INET_SDP 27 +#endif + +#include "rpc-transport.h" +#include "socket.h" +#include "common-utils.h" + +int32_t +gf_resolve_ip6 (const char *hostname, + uint16_t port, + int family, + void **dnscache, + struct addrinfo **addr_info); + +static int32_t +af_inet_bind_to_port_lt_ceiling (int fd, struct sockaddr *sockaddr, + socklen_t sockaddr_len, int ceiling) +{ + int32_t ret = -1; + uint16_t port = ceiling - 1; + // by default assume none of the ports are blocked and all are available + gf_boolean_t ports[1024] = {_gf_false,}; + int i = 0; + + ret = gf_process_reserved_ports (ports); + if (ret != 0) { + for (i = 0; i < 1024; i++) + ports[i] = _gf_false; + } + + while (port) + { + switch (sockaddr->sa_family) + { + case AF_INET6: + ((struct sockaddr_in6 *)sockaddr)->sin6_port = htons (port); + break; + + case AF_INET_SDP: + case AF_INET: + ((struct sockaddr_in *)sockaddr)->sin_port = htons (port); + break; + } + // ignore the reserved ports + if (ports[port] == _gf_true) { + port--; + continue; + } + ret = bind (fd, sockaddr, sockaddr_len); + + if (ret == 0) + break; + + if (ret == -1 && errno == EACCES) + break; + + port--; + } + + return ret; +} + +static int32_t +af_unix_client_bind (rpc_transport_t *this, + struct sockaddr *sockaddr, + socklen_t sockaddr_len, + int sock) +{ + data_t *path_data = NULL; + struct sockaddr_un *addr = NULL; + int32_t ret = 0; + + path_data = dict_get (this->options, "transport.socket.bind-path"); + if (path_data) { + char *path = data_to_str (path_data); + if (!path || strlen (path) > UNIX_PATH_MAX) { + gf_log (this->name, GF_LOG_TRACE, + "bind-path not specified for unix socket, " + "letting connect to assign default value"); + goto err; + } + + addr = (struct sockaddr_un *) sockaddr; + strcpy (addr->sun_path, path); + ret = bind (sock, (struct sockaddr *)addr, sockaddr_len); + if (ret == -1) { + gf_log (this->name, GF_LOG_ERROR, + "cannot bind to unix-domain socket %d (%s)", + sock, strerror (errno)); + goto err; + } + } else { + gf_log (this->name, GF_LOG_TRACE, + "bind-path not specified for unix socket, " + "letting connect to assign default value"); + } + +err: + return ret; +} + +int32_t +client_fill_address_family (rpc_transport_t *this, sa_family_t *sa_family) +{ + data_t *address_family_data = NULL; + int32_t ret = -1; + + if (sa_family == NULL) { + gf_log_callingfn ("", GF_LOG_WARNING, + "sa_family argument is NULL"); + goto out; + } + + address_family_data = dict_get (this->options, + "transport.address-family"); + if (!address_family_data) { + data_t *remote_host_data = NULL, *connect_path_data = NULL; + remote_host_data = dict_get (this->options, "remote-host"); + connect_path_data = dict_get (this->options, + "transport.socket.connect-path"); + + if (!(remote_host_data || connect_path_data) || + (remote_host_data && connect_path_data)) { + gf_log (this->name, GF_LOG_ERROR, + "transport.address-family not specified. " + "Could not guess default value from (remote-host:%s or " + "transport.unix.connect-path:%s) options", + data_to_str (remote_host_data), + data_to_str (connect_path_data)); + *sa_family = AF_UNSPEC; + goto out; + } + + if (remote_host_data) { + gf_log (this->name, GF_LOG_DEBUG, + "address-family not specified, guessing it " + "to be inet from (remote-host: %s)", data_to_str (remote_host_data)); + *sa_family = AF_INET; + } else { + gf_log (this->name, GF_LOG_DEBUG, + "address-family not specified, guessing it " + "to be unix from (transport.unix.connect-path: %s)", data_to_str (connect_path_data)); + *sa_family = AF_UNIX; + } + + } else { + char *address_family = data_to_str (address_family_data); + if (!strcasecmp (address_family, "unix")) { + *sa_family = AF_UNIX; + } else if (!strcasecmp (address_family, "inet")) { + *sa_family = AF_INET; + } else if (!strcasecmp (address_family, "inet6")) { + *sa_family = AF_INET6; + } else if (!strcasecmp (address_family, "inet-sdp")) { + *sa_family = AF_INET_SDP; + } else { + gf_log (this->name, GF_LOG_ERROR, + "unknown address-family (%s) specified", + address_family); + *sa_family = AF_UNSPEC; + goto out; + } + } + + ret = 0; + +out: + return ret; +} + +static int32_t +af_inet_client_get_remote_sockaddr (rpc_transport_t *this, + struct sockaddr *sockaddr, + socklen_t *sockaddr_len) +{ + dict_t *options = this->options; + data_t *remote_host_data = NULL; + data_t *remote_port_data = NULL; + char *remote_host = NULL; + uint16_t remote_port = 0; + struct addrinfo *addr_info = NULL; + int32_t ret = 0; + + remote_host_data = dict_get (options, "remote-host"); + if (remote_host_data == NULL) + { + gf_log (this->name, GF_LOG_ERROR, + "option remote-host missing in volume %s", this->name); + ret = -1; + goto err; + } + + remote_host = data_to_str (remote_host_data); + if (remote_host == NULL) + { + gf_log (this->name, GF_LOG_ERROR, + "option remote-host has data NULL in volume %s", this->name); + ret = -1; + goto err; + } + + remote_port_data = dict_get (options, "remote-port"); + if (remote_port_data == NULL) + { + gf_log (this->name, GF_LOG_TRACE, + "option remote-port missing in volume %s. Defaulting to %d", + this->name, GF_DEFAULT_SOCKET_LISTEN_PORT); + + remote_port = GF_DEFAULT_SOCKET_LISTEN_PORT; + } + else + { + remote_port = data_to_uint16 (remote_port_data); + } + + if (remote_port == (uint16_t)-1) + { + gf_log (this->name, GF_LOG_ERROR, + "option remote-port has invalid port in volume %s", + this->name); + ret = -1; + goto err; + } + + /* TODO: gf_resolve is a blocking call. kick in some + non blocking dns techniques */ + ret = gf_resolve_ip6 (remote_host, remote_port, + sockaddr->sa_family, &this->dnscache, &addr_info); + if (ret == -1) { + gf_log (this->name, GF_LOG_ERROR, + "DNS resolution failed on host %s", remote_host); + goto err; + } + + memcpy (sockaddr, addr_info->ai_addr, addr_info->ai_addrlen); + *sockaddr_len = addr_info->ai_addrlen; + +err: + return ret; +} + +static int32_t +af_unix_client_get_remote_sockaddr (rpc_transport_t *this, + struct sockaddr *sockaddr, + socklen_t *sockaddr_len) +{ + struct sockaddr_un *sockaddr_un = NULL; + char *connect_path = NULL; + data_t *connect_path_data = NULL; + int32_t ret = 0; + + connect_path_data = dict_get (this->options, + "transport.socket.connect-path"); + if (!connect_path_data) { + gf_log (this->name, GF_LOG_ERROR, + "option transport.unix.connect-path not specified for " + "address-family unix"); + ret = -1; + goto err; + } + + connect_path = data_to_str (connect_path_data); + if (!connect_path) { + gf_log (this->name, GF_LOG_ERROR, + "transport.unix.connect-path is null-string"); + ret = -1; + goto err; + } + + if (strlen (connect_path) > UNIX_PATH_MAX) { + gf_log (this->name, GF_LOG_ERROR, + "connect-path value length %"GF_PRI_SIZET" > %d octets", + strlen (connect_path), UNIX_PATH_MAX); + ret = -1; + goto err; + } + + gf_log (this->name, GF_LOG_TRACE, + "using connect-path %s", connect_path); + sockaddr_un = (struct sockaddr_un *)sockaddr; + strcpy (sockaddr_un->sun_path, connect_path); + *sockaddr_len = sizeof (struct sockaddr_un); + +err: + return ret; +} + +static int32_t +af_unix_server_get_local_sockaddr (rpc_transport_t *this, + struct sockaddr *addr, + socklen_t *addr_len) +{ + data_t *listen_path_data = NULL; + char *listen_path = NULL; + int32_t ret = 0; + struct sockaddr_un *sunaddr = (struct sockaddr_un *)addr; + + + listen_path_data = dict_get (this->options, + "transport.socket.listen-path"); + if (!listen_path_data) { + gf_log (this->name, GF_LOG_ERROR, + "missing option transport.socket.listen-path"); + ret = -1; + goto err; + } + + listen_path = data_to_str (listen_path_data); + +#ifndef UNIX_PATH_MAX +#define UNIX_PATH_MAX 108 +#endif + + if (strlen (listen_path) > UNIX_PATH_MAX) { + gf_log (this->name, GF_LOG_ERROR, + "option transport.unix.listen-path has value length " + "%"GF_PRI_SIZET" > %d", + strlen (listen_path), UNIX_PATH_MAX); + ret = -1; + goto err; + } + + sunaddr->sun_family = AF_UNIX; + strcpy (sunaddr->sun_path, listen_path); + *addr_len = sizeof (struct sockaddr_un); + +err: + return ret; +} + +static int32_t +af_inet_server_get_local_sockaddr (rpc_transport_t *this, + struct sockaddr *addr, + socklen_t *addr_len) +{ + struct addrinfo hints, *res = 0, *rp = NULL; + data_t *listen_port_data = NULL, *listen_host_data = NULL; + uint16_t listen_port = -1; + char service[NI_MAXSERV], *listen_host = NULL; + dict_t *options = NULL; + int32_t ret = 0; + + options = this->options; + + listen_port_data = dict_get (options, "transport.socket.listen-port"); + listen_host_data = dict_get (options, "transport.socket.bind-address"); + + if (listen_port_data) + { + listen_port = data_to_uint16 (listen_port_data); + } + + if (listen_port == (uint16_t) -1) + listen_port = GF_DEFAULT_SOCKET_LISTEN_PORT; + + + if (listen_host_data) + { + listen_host = data_to_str (listen_host_data); + } else { + if (addr->sa_family == AF_INET6) { + struct sockaddr_in6 *in = (struct sockaddr_in6 *) addr; + in->sin6_addr = in6addr_any; + in->sin6_port = htons(listen_port); + *addr_len = sizeof(struct sockaddr_in6); + goto out; + } else if (addr->sa_family == AF_INET) { + struct sockaddr_in *in = (struct sockaddr_in *) addr; + in->sin_addr.s_addr = htonl(INADDR_ANY); + in->sin_port = htons(listen_port); + *addr_len = sizeof(struct sockaddr_in); + goto out; + } + } + + memset (service, 0, sizeof (service)); + sprintf (service, "%d", listen_port); + + memset (&hints, 0, sizeof (hints)); + hints.ai_family = addr->sa_family; + hints.ai_socktype = SOCK_STREAM; + hints.ai_flags = AI_PASSIVE | AI_ADDRCONFIG; + + ret = getaddrinfo(listen_host, service, &hints, &res); + if (ret != 0) { + gf_log (this->name, GF_LOG_ERROR, + "getaddrinfo failed for host %s, service %s (%s)", + listen_host, service, gai_strerror (ret)); + ret = -1; + goto out; + } + /* IPV6 server can handle both ipv4 and ipv6 clients */ + for (rp = res; rp != NULL; rp = rp->ai_next) { + if (rp->ai_addr == NULL) + continue; + if (rp->ai_family == AF_INET6) { + memcpy (addr, rp->ai_addr, rp->ai_addrlen); + *addr_len = rp->ai_addrlen; + } + } + + if (!(*addr_len)) { + memcpy (addr, res->ai_addr, res->ai_addrlen); + *addr_len = res->ai_addrlen; + } + + freeaddrinfo (res); + +out: + return ret; +} + +int32_t +client_bind (rpc_transport_t *this, + struct sockaddr *sockaddr, + socklen_t *sockaddr_len, + int sock) +{ + int ret = 0; + + *sockaddr_len = sizeof (struct sockaddr_in6); + switch (sockaddr->sa_family) + { + case AF_INET_SDP: + case AF_INET: + *sockaddr_len = sizeof (struct sockaddr_in); + + case AF_INET6: + if (!this->bind_insecure) { + ret = af_inet_bind_to_port_lt_ceiling (sock, sockaddr, + *sockaddr_len, GF_CLIENT_PORT_CEILING); + } + if (ret == -1) { + gf_log (this->name, GF_LOG_DEBUG, + "cannot bind inet socket (%d) to port less than %d (%s)", + sock, GF_CLIENT_PORT_CEILING, strerror (errno)); + ret = 0; + } + break; + + case AF_UNIX: + *sockaddr_len = sizeof (struct sockaddr_un); + ret = af_unix_client_bind (this, (struct sockaddr *)sockaddr, + *sockaddr_len, sock); + break; + + default: + gf_log (this->name, GF_LOG_ERROR, + "unknown address family %d", sockaddr->sa_family); + ret = -1; + break; + } + + return ret; +} + +int32_t +socket_client_get_remote_sockaddr (rpc_transport_t *this, + struct sockaddr *sockaddr, + socklen_t *sockaddr_len, + sa_family_t *sa_family) +{ + int32_t ret = 0; + + GF_VALIDATE_OR_GOTO ("socket", sockaddr, err); + GF_VALIDATE_OR_GOTO ("socket", sockaddr_len, err); + GF_VALIDATE_OR_GOTO ("socket", sa_family, err); + + ret = client_fill_address_family (this, &sockaddr->sa_family); + if (ret) { + ret = -1; + goto err; + } + + *sa_family = sockaddr->sa_family; + + switch (sockaddr->sa_family) + { + case AF_INET_SDP: + sockaddr->sa_family = AF_INET; + + case AF_INET: + case AF_INET6: + case AF_UNSPEC: + ret = af_inet_client_get_remote_sockaddr (this, sockaddr, + sockaddr_len); + break; + + case AF_UNIX: + ret = af_unix_client_get_remote_sockaddr (this, sockaddr, + sockaddr_len); + break; + + default: + gf_log (this->name, GF_LOG_ERROR, + "unknown address-family %d", sockaddr->sa_family); + ret = -1; + } + + if (*sa_family == AF_UNSPEC) { + *sa_family = sockaddr->sa_family; + } + +err: + return ret; +} + + +int32_t +server_fill_address_family (rpc_transport_t *this, sa_family_t *sa_family) +{ + data_t *address_family_data = NULL; + int32_t ret = -1; + + GF_VALIDATE_OR_GOTO ("socket", sa_family, out); + + address_family_data = dict_get (this->options, + "transport.address-family"); + if (address_family_data) { + char *address_family = NULL; + address_family = data_to_str (address_family_data); + + if (!strcasecmp (address_family, "inet")) { + *sa_family = AF_INET; + } else if (!strcasecmp (address_family, "inet6")) { + *sa_family = AF_INET6; + } else if (!strcasecmp (address_family, "inet-sdp")) { + *sa_family = AF_INET_SDP; + } else if (!strcasecmp (address_family, "unix")) { + *sa_family = AF_UNIX; + } else { + gf_log (this->name, GF_LOG_ERROR, + "unknown address family (%s) specified", address_family); + *sa_family = AF_UNSPEC; + goto out; + } + } else { + gf_log (this->name, GF_LOG_DEBUG, + "option address-family not specified, defaulting to inet"); + *sa_family = AF_INET; + } + + ret = 0; +out: + return ret; +} + + +int32_t +socket_server_get_local_sockaddr (rpc_transport_t *this, struct sockaddr *addr, + socklen_t *addr_len, sa_family_t *sa_family) +{ + int32_t ret = -1; + + GF_VALIDATE_OR_GOTO ("socket", sa_family, err); + GF_VALIDATE_OR_GOTO ("socket", addr, err); + GF_VALIDATE_OR_GOTO ("socket", addr_len, err); + + ret = server_fill_address_family (this, &addr->sa_family); + if (ret == -1) { + goto err; + } + + *sa_family = addr->sa_family; + + switch (addr->sa_family) + { + case AF_INET_SDP: + addr->sa_family = AF_INET; + + case AF_INET: + case AF_INET6: + case AF_UNSPEC: + ret = af_inet_server_get_local_sockaddr (this, addr, addr_len); + break; + + case AF_UNIX: + ret = af_unix_server_get_local_sockaddr (this, addr, addr_len); + break; + } + + if (*sa_family == AF_UNSPEC) { + *sa_family = addr->sa_family; + } + +err: + return ret; +} + +int32_t +fill_inet6_inet_identifiers (rpc_transport_t *this, struct sockaddr_storage *addr, + int32_t addr_len, char *identifier) +{ + union gf_sock_union sock_union; + + char service[NI_MAXSERV] = {0,}; + char host[NI_MAXHOST] = {0,}; + int32_t ret = 0; + int32_t tmpaddr_len = 0; + int32_t one_to_four = 0; + int32_t four_to_eight = 0; + int32_t twelve_to_sixteen = 0; + int16_t eight_to_ten = 0; + int16_t ten_to_twelve = 0; + + memset (&sock_union, 0, sizeof (sock_union)); + sock_union.storage = *addr; + tmpaddr_len = addr_len; + + if (sock_union.sa.sa_family == AF_INET6) { + one_to_four = sock_union.sin6.sin6_addr.s6_addr32[0]; + four_to_eight = sock_union.sin6.sin6_addr.s6_addr32[1]; +#ifdef GF_SOLARIS_HOST_OS + eight_to_ten = S6_ADDR16(sock_union.sin6.sin6_addr)[4]; +#else + eight_to_ten = sock_union.sin6.sin6_addr.s6_addr16[4]; +#endif + +#ifdef GF_SOLARIS_HOST_OS + ten_to_twelve = S6_ADDR16(sock_union.sin6.sin6_addr)[5]; +#else + ten_to_twelve = sock_union.sin6.sin6_addr.s6_addr16[5]; +#endif + + twelve_to_sixteen = sock_union.sin6.sin6_addr.s6_addr32[3]; + + /* ipv4 mapped ipv6 address has + bits 0-80: 0 + bits 80-96: 0xffff + bits 96-128: ipv4 address + */ + + if (one_to_four == 0 && + four_to_eight == 0 && + eight_to_ten == 0 && + ten_to_twelve == -1) { + struct sockaddr_in *in_ptr = &sock_union.sin; + memset (&sock_union, 0, sizeof (sock_union)); + + in_ptr->sin_family = AF_INET; + in_ptr->sin_port = ((struct sockaddr_in6 *)addr)->sin6_port; + in_ptr->sin_addr.s_addr = twelve_to_sixteen; + tmpaddr_len = sizeof (*in_ptr); + } + } + + ret = getnameinfo (&sock_union.sa, + tmpaddr_len, + host, sizeof (host), + service, sizeof (service), + NI_NUMERICHOST | NI_NUMERICSERV); + if (ret != 0) { + gf_log (this->name, GF_LOG_ERROR, + "getnameinfo failed (%s)", gai_strerror (ret)); + } + + sprintf (identifier, "%s:%s", host, service); + + return ret; +} + +int32_t +get_transport_identifiers (rpc_transport_t *this) +{ + int32_t ret = 0; + char is_inet_sdp = 0; + + switch (((struct sockaddr *) &this->myinfo.sockaddr)->sa_family) + { + case AF_INET_SDP: + is_inet_sdp = 1; + ((struct sockaddr *) &this->peerinfo.sockaddr)->sa_family = ((struct sockaddr *) &this->myinfo.sockaddr)->sa_family = AF_INET; + + case AF_INET: + case AF_INET6: + { + ret = fill_inet6_inet_identifiers (this, + &this->myinfo.sockaddr, + this->myinfo.sockaddr_len, + this->myinfo.identifier); + if (ret == -1) { + gf_log (this->name, GF_LOG_ERROR, + "cannot fill inet/inet6 identifier for server"); + goto err; + } + + ret = fill_inet6_inet_identifiers (this, + &this->peerinfo.sockaddr, + this->peerinfo.sockaddr_len, + this->peerinfo.identifier); + if (ret == -1) { + gf_log (this->name, GF_LOG_ERROR, + "cannot fill inet/inet6 identifier for client"); + goto err; + } + + if (is_inet_sdp) { + ((struct sockaddr *) &this->peerinfo.sockaddr)->sa_family = ((struct sockaddr *) &this->myinfo.sockaddr)->sa_family = AF_INET_SDP; + } + } + break; + + case AF_UNIX: + { + struct sockaddr_un *sunaddr = NULL; + + sunaddr = (struct sockaddr_un *) &this->myinfo.sockaddr; + strcpy (this->myinfo.identifier, sunaddr->sun_path); + + sunaddr = (struct sockaddr_un *) &this->peerinfo.sockaddr; + strcpy (this->peerinfo.identifier, sunaddr->sun_path); + } + break; + + default: + gf_log (this->name, GF_LOG_ERROR, + "unknown address family (%d)", + ((struct sockaddr *) &this->myinfo.sockaddr)->sa_family); + ret = -1; + break; + } + +err: + return ret; +} diff --git a/rpc/rpc-transport/socket/src/name.h b/rpc/rpc-transport/socket/src/name.h new file mode 100644 index 000000000..0a13d8a96 --- /dev/null +++ b/rpc/rpc-transport/socket/src/name.h @@ -0,0 +1,35 @@ +/* + Copyright (c) 2008-2012 Red Hat, Inc. <http://www.redhat.com> + This file is part of GlusterFS. + + This file is licensed to you under your choice of the GNU Lesser + General Public License, version 3 or any later version (LGPLv3 or + later), or the GNU General Public License, version 2 (GPLv2), in all + cases as published by the Free Software Foundation. +*/ + +#ifndef _SOCKET_NAME_H +#define _SOCKET_NAME_H + +#include "compat.h" + +int32_t +client_bind (rpc_transport_t *this, + struct sockaddr *sockaddr, + socklen_t *sockaddr_len, + int sock); + +int32_t +socket_client_get_remote_sockaddr (rpc_transport_t *this, + struct sockaddr *sockaddr, + socklen_t *sockaddr_len, + sa_family_t *sa_family); + +int32_t +socket_server_get_local_sockaddr (rpc_transport_t *this, struct sockaddr *addr, + socklen_t *addr_len, sa_family_t *sa_family); + +int32_t +get_transport_identifiers (rpc_transport_t *this); + +#endif /* _SOCKET_NAME_H */ diff --git a/rpc/rpc-transport/socket/src/socket.c b/rpc/rpc-transport/socket/src/socket.c new file mode 100644 index 000000000..93da3f296 --- /dev/null +++ b/rpc/rpc-transport/socket/src/socket.c @@ -0,0 +1,3744 @@ +/* + Copyright (c) 2008-2012 Red Hat, Inc. <http://www.redhat.com> + This file is part of GlusterFS. + + This file is licensed to you under your choice of the GNU Lesser + General Public License, version 3 or any later version (LGPLv3 or + later), or the GNU General Public License, version 2 (GPLv2), in all + cases as published by the Free Software Foundation. +*/ + + +#ifndef _CONFIG_H +#define _CONFIG_H +#include "config.h" +#endif + +#include "socket.h" +#include "name.h" +#include "dict.h" +#include "rpc-transport.h" +#include "logging.h" +#include "xlator.h" +#include "byte-order.h" +#include "common-utils.h" +#include "compat-errno.h" + + +/* ugly #includes below */ +#include "protocol-common.h" +#include "glusterfs3-xdr.h" +#include "xdr-nfs3.h" +#include "rpcsvc.h" + +#include <fcntl.h> +#include <errno.h> +#include <netinet/tcp.h> +#include <rpc/xdr.h> +#include <sys/ioctl.h> +#define GF_LOG_ERRNO(errno) ((errno == ENOTCONN) ? GF_LOG_DEBUG : GF_LOG_ERROR) +#define SA(ptr) ((struct sockaddr *)ptr) + +#define SSL_ENABLED_OPT "transport.socket.ssl-enabled" +#define SSL_OWN_CERT_OPT "transport.socket.ssl-own-cert" +#define SSL_PRIVATE_KEY_OPT "transport.socket.ssl-private-key" +#define SSL_CA_LIST_OPT "transport.socket.ssl-ca-list" +#define OWN_THREAD_OPT "transport.socket.own-thread" + +/* TBD: do automake substitutions etc. (ick) to set these. */ +#if !defined(DEFAULT_CERT_PATH) +#define DEFAULT_CERT_PATH "/etc/ssl/glusterfs.pem" +#endif +#if !defined(DEFAULT_KEY_PATH) +#define DEFAULT_KEY_PATH "/etc/ssl/glusterfs.key" +#endif +#if !defined(DEFAULT_CA_PATH) +#define DEFAULT_CA_PATH "/etc/ssl/glusterfs.ca" +#endif + +#define POLL_MASK_INPUT (POLLIN | POLLPRI) +#define POLL_MASK_OUTPUT (POLLOUT) +#define POLL_MASK_ERROR (POLLERR | POLLHUP | POLLNVAL) + +typedef int SSL_unary_func (SSL *); +typedef int SSL_trinary_func (SSL *, void *, int); + +#define __socket_proto_reset_pending(priv) do { \ + struct gf_sock_incoming_frag *frag; \ + frag = &priv->incoming.frag; \ + \ + memset (&frag->vector, 0, sizeof (frag->vector)); \ + frag->pending_vector = &frag->vector; \ + frag->pending_vector->iov_base = frag->fragcurrent; \ + priv->incoming.pending_vector = frag->pending_vector; \ + } while (0) + + +#define __socket_proto_update_pending(priv) \ + do { \ + uint32_t remaining; \ + struct gf_sock_incoming_frag *frag; \ + frag = &priv->incoming.frag; \ + if (frag->pending_vector->iov_len == 0) { \ + remaining = (RPC_FRAGSIZE (priv->incoming.fraghdr) \ + - frag->bytes_read); \ + \ + frag->pending_vector->iov_len = \ + (remaining > frag->remaining_size) \ + ? frag->remaining_size : remaining; \ + \ + frag->remaining_size -= \ + frag->pending_vector->iov_len; \ + } \ + } while (0) + +#define __socket_proto_update_priv_after_read(priv, ret, bytes_read) \ + { \ + struct gf_sock_incoming_frag *frag; \ + frag = &priv->incoming.frag; \ + \ + frag->fragcurrent += bytes_read; \ + frag->bytes_read += bytes_read; \ + \ + if ((ret > 0) || (frag->remaining_size != 0)) { \ + if (frag->remaining_size != 0 && ret == 0) { \ + __socket_proto_reset_pending (priv); \ + } \ + \ + gf_log (this->name, GF_LOG_TRACE, \ + "partial read on non-blocking socket"); \ + \ + break; \ + } \ + } + +#define __socket_proto_init_pending(priv,size) \ + do { \ + uint32_t remaining = 0; \ + struct gf_sock_incoming_frag *frag; \ + frag = &priv->incoming.frag; \ + \ + remaining = (RPC_FRAGSIZE (priv->incoming.fraghdr) \ + - frag->bytes_read); \ + \ + __socket_proto_reset_pending (priv); \ + \ + frag->pending_vector->iov_len = \ + (remaining > size) ? size : remaining; \ + \ + frag->remaining_size = (size - frag->pending_vector->iov_len); \ + \ + } while(0) + + +/* This will be used in a switch case and breaks from the switch case if all + * the pending data is not read. + */ +#define __socket_proto_read(priv, ret) \ + { \ + size_t bytes_read = 0; \ + struct gf_sock_incoming *in; \ + in = &priv->incoming; \ + \ + __socket_proto_update_pending (priv); \ + \ + ret = __socket_readv (this, \ + in->pending_vector, 1, \ + &in->pending_vector, \ + &in->pending_count, \ + &bytes_read); \ + if (ret == -1) \ + break; \ + __socket_proto_update_priv_after_read (priv, ret, bytes_read); \ + } + +static int socket_init (rpc_transport_t *this); + +static void +ssl_dump_error_stack (const char *caller) +{ + unsigned long errnum = 0; + char errbuf[120] = {0,}; + + /* OpenSSL docs explicitly give 120 as the error-string length. */ + + while ((errnum = ERR_get_error())) { + ERR_error_string(errnum,errbuf); + gf_log(caller,GF_LOG_ERROR," %s",errbuf); + } +} + +static int +ssl_do (rpc_transport_t *this, void *buf, size_t len, SSL_trinary_func *func) +{ + int r = (-1); + struct pollfd pfd = {-1,}; + socket_private_t *priv = NULL; + + GF_VALIDATE_OR_GOTO(this->name,this->private,out); + priv = this->private; + + for (;;) { + if (buf) { + if (priv->connected == -1) { + /* + * Fields in the SSL structure (especially + * the BIO pointers) are not valid at this + * point, so we'll segfault if we pass them + * to SSL_read/SSL_write. + */ + gf_log(this->name,GF_LOG_INFO, + "lost connection in %s", __func__); + break; + } + r = func(priv->ssl_ssl,buf,len); + } + else { + /* + * We actually need these functions to get to + * priv->connected == 1. + */ + r = ((SSL_unary_func *)func)(priv->ssl_ssl); + } + switch (SSL_get_error(priv->ssl_ssl,r)) { + case SSL_ERROR_NONE: + return r; + case SSL_ERROR_WANT_READ: + pfd.fd = priv->sock; + pfd.events = POLLIN; + if (poll(&pfd,1,-1) < 0) { + gf_log(this->name,GF_LOG_ERROR,"poll error %d", + errno); + } + break; + case SSL_ERROR_WANT_WRITE: + pfd.fd = priv->sock; + pfd.events = POLLOUT; + if (poll(&pfd,1,-1) < 0) { + gf_log(this->name,GF_LOG_ERROR,"poll error %d", + errno); + } + break; + case SSL_ERROR_SYSCALL: + /* This is what we get when remote disconnects. */ + gf_log(this->name,GF_LOG_DEBUG, + "syscall error (probably remote disconnect)"); + errno = ENODATA; + goto out; + default: + errno = EIO; + goto out; /* "break" would just loop again */ + } + } +out: + return -1; +} + +#define ssl_connect_one(t) ssl_do((t),NULL,0,(SSL_trinary_func *)SSL_connect) +#define ssl_accept_one(t) ssl_do((t),NULL,0,(SSL_trinary_func *)SSL_accept) +#define ssl_read_one(t,b,l) ssl_do((t),(b),(l),(SSL_trinary_func *)SSL_read) +#define ssl_write_one(t,b,l) ssl_do((t),(b),(l),(SSL_trinary_func *)SSL_write) + +static int +ssl_setup_connection (rpc_transport_t *this, int server) +{ + X509 *peer = NULL; + char peer_CN[256] = ""; + int ret = -1; + socket_private_t *priv = NULL; + + GF_VALIDATE_OR_GOTO(this->name,this->private,done); + priv = this->private; + + priv->ssl_ssl = SSL_new(priv->ssl_ctx); + if (!priv->ssl_ssl) { + gf_log(this->name,GF_LOG_ERROR,"SSL_new failed"); + ssl_dump_error_stack(this->name); + goto done; + } + priv->ssl_sbio = BIO_new_socket(priv->sock,BIO_NOCLOSE); + if (!priv->ssl_sbio) { + gf_log(this->name,GF_LOG_ERROR,"BIO_new_socket failed"); + ssl_dump_error_stack(this->name); + goto free_ssl; + } + SSL_set_bio(priv->ssl_ssl,priv->ssl_sbio,priv->ssl_sbio); + + if (server) { + ret = ssl_accept_one(this); + } + else { + ret = ssl_connect_one(this); + } + + /* Make sure _the call_ succeeded. */ + if (ret < 0) { + goto ssl_error; + } + + /* Make sure _SSL verification_ succeeded, yielding an identity. */ + if (SSL_get_verify_result(priv->ssl_ssl) != X509_V_OK) { + goto ssl_error; + } + peer = SSL_get_peer_certificate(priv->ssl_ssl); + if (!peer) { + goto ssl_error; + } + + /* Finally, everything seems OK. */ + X509_NAME_get_text_by_NID(X509_get_subject_name(peer), + NID_commonName, peer_CN, sizeof(peer_CN)-1); + peer_CN[sizeof(peer_CN)-1] = '\0'; + gf_log(this->name,GF_LOG_INFO,"peer CN = %s", peer_CN); + return 0; + + /* Error paths. */ +ssl_error: + gf_log(this->name,GF_LOG_ERROR,"SSL connect error"); + ssl_dump_error_stack(this->name); +free_ssl: + SSL_free(priv->ssl_ssl); + priv->ssl_ssl = NULL; +done: + return ret; +} + + +static void +ssl_teardown_connection (socket_private_t *priv) +{ + SSL_shutdown(priv->ssl_ssl); + SSL_clear(priv->ssl_ssl); + SSL_free(priv->ssl_ssl); + priv->ssl_ssl = NULL; +} + + +static ssize_t +__socket_ssl_readv (rpc_transport_t *this, struct iovec *opvector, int opcount) +{ + socket_private_t *priv = NULL; + int sock = -1; + int ret = -1; + + priv = this->private; + sock = priv->sock; + + if (priv->use_ssl) { + ret = ssl_read_one (this, opvector->iov_base, opvector->iov_len); + } else { + ret = readv (sock, opvector, opcount); + } + + return ret; +} + + +static ssize_t +__socket_ssl_read (rpc_transport_t *this, void *buf, size_t count) +{ + struct iovec iov = {0, }; + int ret = -1; + + iov.iov_base = buf; + iov.iov_len = count; + + ret = __socket_ssl_readv (this, &iov, 1); + + return ret; +} + + +static int +__socket_cached_read (rpc_transport_t *this, struct iovec *opvector, int opcount) +{ + socket_private_t *priv = NULL; + int sock = -1; + struct gf_sock_incoming *in = NULL; + int req_len = -1; + int ret = -1; + + priv = this->private; + sock = priv->sock; + in = &priv->incoming; + req_len = iov_length (opvector, opcount); + + if (in->record_state == SP_STATE_READING_FRAGHDR) { + in->ra_read = 0; + in->ra_served = 0; + in->ra_max = 0; + in->ra_buf = NULL; + goto uncached; + } + + if (!in->ra_max) { + /* first call after passing SP_STATE_READING_FRAGHDR */ + in->ra_max = min (RPC_FRAGSIZE (in->fraghdr), GF_SOCKET_RA_MAX); + /* Note that the in->iobuf is the primary iobuf into which + headers are read into. By using this itself as our + read-ahead cache, we can avoid memory copies in iov_load + */ + in->ra_buf = iobuf_ptr (in->iobuf); + } + + /* fill read-ahead */ + if (in->ra_read < in->ra_max) { + ret = __socket_ssl_read (this, &in->ra_buf[in->ra_read], + (in->ra_max - in->ra_read)); + if (ret > 0) + in->ra_read += ret; + + /* we proceed to test if there is still cached data to + be served even if readahead could not progress */ + } + + /* serve cached */ + if (in->ra_served < in->ra_read) { + ret = iov_load (opvector, opcount, &in->ra_buf[in->ra_served], + min (req_len, (in->ra_read - in->ra_served))); + + in->ra_served += ret; + /* Do not read uncached and cached in the same call */ + goto out; + } + + if (in->ra_read < in->ra_max) + /* If there was no cached data to be served, (and we are + guaranteed to have already performed an attempt to progress + readahead above), and we have not yet read out the full + readahead capacity, then bail out for now without doing + the uncached read below (as that will overtake future cached + read) + */ + goto out; +uncached: + ret = __socket_ssl_readv (this, opvector, opcount); +out: + return ret; +} + +static gf_boolean_t +__does_socket_rwv_error_need_logging (socket_private_t *priv, int write) +{ + int read = !write; + + if (priv->connected == -1) /* Didn't even connect, of course it fails */ + return _gf_false; + + if (read && (priv->read_fail_log == _gf_false)) + return _gf_false; + + return _gf_true; +} + +/* + * return value: + * 0 = success (completed) + * -1 = error + * > 0 = incomplete + */ + +static int +__socket_rwv (rpc_transport_t *this, struct iovec *vector, int count, + struct iovec **pending_vector, int *pending_count, size_t *bytes, + int write) +{ + socket_private_t *priv = NULL; + int sock = -1; + int ret = -1; + struct iovec *opvector = NULL; + int opcount = 0; + int moved = 0; + + GF_VALIDATE_OR_GOTO ("socket", this, out); + GF_VALIDATE_OR_GOTO ("socket", this->private, out); + + priv = this->private; + sock = priv->sock; + + opvector = vector; + opcount = count; + + if (bytes != NULL) { + *bytes = 0; + } + + while (opcount > 0) { + if (opvector->iov_len == 0) { + gf_log(this->name,GF_LOG_DEBUG, + "would have passed zero length to read/write"); + ++opvector; + --opcount; + continue; + } + if (write) { + if (priv->use_ssl) { + ret = ssl_write_one(this, + opvector->iov_base, opvector->iov_len); + } + else { + ret = writev (sock, opvector, opcount); + } + + if (ret == 0 || (ret == -1 && errno == EAGAIN)) { + /* done for now */ + break; + } + this->total_bytes_write += ret; + } else { + ret = __socket_cached_read (this, opvector, opcount); + + if (ret == 0) { + gf_log(this->name,GF_LOG_DEBUG,"EOF on socket"); + errno = ENODATA; + ret = -1; + } + if (ret == -1 && errno == EAGAIN) { + /* done for now */ + break; + } + this->total_bytes_read += ret; + } + + if (ret == 0) { + /* Mostly due to 'umount' in client */ + + gf_log (this->name, GF_LOG_DEBUG, + "EOF from peer %s", this->peerinfo.identifier); + opcount = -1; + errno = ENOTCONN; + break; + } + if (ret == -1) { + if (errno == EINTR) + continue; + + if (__does_socket_rwv_error_need_logging (priv, + write)) { + gf_log (this->name, GF_LOG_WARNING, + "%s on %s failed (%s)", + write ? "writev":"readv", + this->peerinfo.identifier, + strerror (errno)); + } + + if (priv->use_ssl) { + ssl_dump_error_stack(this->name); + } + opcount = -1; + break; + } + + if (bytes != NULL) { + *bytes += ret; + } + + moved = 0; + + while (moved < ret) { + if (!opcount) { + gf_log(this->name,GF_LOG_DEBUG, + "ran out of iov, moved %d/%d", + moved, ret); + goto ran_out; + } + if (!opvector[0].iov_len) { + opvector++; + opcount--; + continue; + } + if ((ret - moved) >= opvector[0].iov_len) { + moved += opvector[0].iov_len; + opvector++; + opcount--; + } else { + opvector[0].iov_len -= (ret - moved); + opvector[0].iov_base += (ret - moved); + moved += (ret - moved); + } + } + } + +ran_out: + + if (pending_vector) + *pending_vector = opvector; + + if (pending_count) + *pending_count = opcount; + +out: + return opcount; +} + + +static int +__socket_readv (rpc_transport_t *this, struct iovec *vector, int count, + struct iovec **pending_vector, int *pending_count, + size_t *bytes) +{ + int ret = -1; + + ret = __socket_rwv (this, vector, count, + pending_vector, pending_count, bytes, 0); + + return ret; +} + + +static int +__socket_writev (rpc_transport_t *this, struct iovec *vector, int count, + struct iovec **pending_vector, int *pending_count) +{ + int ret = -1; + + ret = __socket_rwv (this, vector, count, + pending_vector, pending_count, NULL, 1); + + return ret; +} + + +static int +__socket_shutdown (rpc_transport_t *this) +{ + int ret = -1; + socket_private_t *priv = this->private; + + priv->connected = -1; + ret = shutdown (priv->sock, SHUT_RDWR); + if (ret) { + /* its already disconnected.. no need to understand + why it failed to shutdown in normal cases */ + gf_log (this->name, GF_LOG_DEBUG, + "shutdown() returned %d. %s", + ret, strerror (errno)); + } + + return ret; +} + +static int +__socket_disconnect (rpc_transport_t *this) +{ + int ret = -1; + socket_private_t *priv = NULL; + + GF_VALIDATE_OR_GOTO ("socket", this, out); + GF_VALIDATE_OR_GOTO ("socket", this->private, out); + + priv = this->private; + + gf_log (this->name, GF_LOG_TRACE, + "disconnecting %p, state=%u gen=%u sock=%d", this, + priv->ot_state, priv->ot_gen, priv->sock); + + if (priv->sock != -1) { + ret = __socket_shutdown(this); + if (priv->own_thread) { + /* + * Without this, reconnect (= disconnect + connect) + * won't work except by accident. + */ + close(priv->sock); + priv->sock = -1; + gf_log (this->name, GF_LOG_TRACE, + "OT_PLEASE_DIE on %p", this); + priv->ot_state = OT_PLEASE_DIE; + } + else if (priv->use_ssl) { + ssl_teardown_connection(priv); + } + } + +out: + return ret; +} + + +static int +__socket_server_bind (rpc_transport_t *this) +{ + socket_private_t *priv = NULL; + int ret = -1; + int opt = 1; + int reuse_check_sock = -1; + struct sockaddr_storage unix_addr = {0}; + + GF_VALIDATE_OR_GOTO ("socket", this, out); + GF_VALIDATE_OR_GOTO ("socket", this->private, out); + + priv = this->private; + + ret = setsockopt (priv->sock, SOL_SOCKET, SO_REUSEADDR, + &opt, sizeof (opt)); + + if (ret == -1) { + gf_log (this->name, GF_LOG_ERROR, + "setsockopt() for SO_REUSEADDR failed (%s)", + strerror (errno)); + } + + /* reuse-address doesn't work for unix type sockets */ + if (AF_UNIX == SA (&this->myinfo.sockaddr)->sa_family) { + memcpy (&unix_addr, SA (&this->myinfo.sockaddr), + this->myinfo.sockaddr_len); + reuse_check_sock = socket (AF_UNIX, SOCK_STREAM, 0); + if (reuse_check_sock >= 0) { + ret = connect (reuse_check_sock, SA (&unix_addr), + this->myinfo.sockaddr_len); + if ((ret == -1) && (ECONNREFUSED == errno)) { + unlink (((struct sockaddr_un*)&unix_addr)->sun_path); + } + close (reuse_check_sock); + } + } + + ret = bind (priv->sock, (struct sockaddr *)&this->myinfo.sockaddr, + this->myinfo.sockaddr_len); + + if (ret == -1) { + gf_log (this->name, GF_LOG_ERROR, + "binding to %s failed: %s", + this->myinfo.identifier, strerror (errno)); + if (errno == EADDRINUSE) { + gf_log (this->name, GF_LOG_ERROR, + "Port is already in use"); + } + } + +out: + return ret; +} + + +static int +__socket_nonblock (int fd) +{ + int flags = 0; + int ret = -1; + + flags = fcntl (fd, F_GETFL); + + if (flags != -1) + ret = fcntl (fd, F_SETFL, flags | O_NONBLOCK); + + return ret; +} + +static int +__socket_nodelay (int fd) +{ + int on = 1; + int ret = -1; + + ret = setsockopt (fd, IPPROTO_TCP, TCP_NODELAY, + &on, sizeof (on)); + if (!ret) + gf_log (THIS->name, GF_LOG_TRACE, + "NODELAY enabled for socket %d", fd); + + return ret; +} + + +static int +__socket_keepalive (int fd, int family, int keepalive_intvl, int keepalive_idle) +{ + int on = 1; + int ret = -1; + + ret = setsockopt (fd, SOL_SOCKET, SO_KEEPALIVE, &on, sizeof (on)); + if (ret == -1) { + gf_log ("socket", GF_LOG_WARNING, + "failed to set keep alive option on socket %d", fd); + goto err; + } + + if (keepalive_intvl == GF_USE_DEFAULT_KEEPALIVE) + goto done; + +#if !defined(GF_LINUX_HOST_OS) && !defined(__NetBSD__) +#ifdef GF_SOLARIS_HOST_OS + ret = setsockopt (fd, SOL_SOCKET, SO_KEEPALIVE, &keepalive_intvl, + sizeof (keepalive_intvl)); +#else + ret = setsockopt (fd, IPPROTO_TCP, TCP_KEEPALIVE, &keepalive_intvl, + sizeof (keepalive_intvl)); +#endif + if (ret == -1) { + gf_log ("socket", GF_LOG_WARNING, + "failed to set keep alive interval on socket %d", fd); + goto err; + } +#else + if (family != AF_INET) + goto done; + + ret = setsockopt (fd, IPPROTO_TCP, TCP_KEEPIDLE, &keepalive_idle, + sizeof (keepalive_intvl)); + if (ret == -1) { + gf_log ("socket", GF_LOG_WARNING, + "failed to set keep idle %d on socket %d, %s", + keepalive_idle, fd, strerror(errno)); + goto err; + } + ret = setsockopt (fd, IPPROTO_TCP , TCP_KEEPINTVL, &keepalive_intvl, + sizeof (keepalive_intvl)); + if (ret == -1) { + gf_log ("socket", GF_LOG_WARNING, + "failed to set keep interval %d on socket %d, %s", + keepalive_intvl, fd, strerror(errno)); + goto err; + } +#endif + +done: + gf_log (THIS->name, GF_LOG_TRACE, "Keep-alive enabled for socket %d, interval " + "%d, idle: %d", fd, keepalive_intvl, keepalive_idle); + +err: + return ret; +} + + +static int +__socket_connect_finish (int fd) +{ + int ret = -1; + int optval = 0; + socklen_t optlen = sizeof (int); + + ret = getsockopt (fd, SOL_SOCKET, SO_ERROR, (void *)&optval, &optlen); + + if (ret == 0 && optval) { + errno = optval; + ret = -1; + } + + return ret; +} + + +static void +__socket_reset (rpc_transport_t *this) +{ + socket_private_t *priv = NULL; + + GF_VALIDATE_OR_GOTO ("socket", this, out); + GF_VALIDATE_OR_GOTO ("socket", this->private, out); + + priv = this->private; + + /* TODO: use mem-pool on incoming data */ + + if (priv->incoming.iobref) { + iobref_unref (priv->incoming.iobref); + priv->incoming.iobref = NULL; + } + + if (priv->incoming.iobuf) { + iobuf_unref (priv->incoming.iobuf); + } + + GF_FREE (priv->incoming.request_info); + + memset (&priv->incoming, 0, sizeof (priv->incoming)); + + event_unregister (this->ctx->event_pool, priv->sock, priv->idx); + + close (priv->sock); + priv->sock = -1; + priv->idx = -1; + priv->connected = -1; + +out: + return; +} + + +static void +socket_set_lastfrag (uint32_t *fragsize) { + (*fragsize) |= 0x80000000U; +} + + +static void +socket_set_frag_header_size (uint32_t size, char *haddr) +{ + size = htonl (size); + memcpy (haddr, &size, sizeof (size)); +} + + +static void +socket_set_last_frag_header_size (uint32_t size, char *haddr) +{ + socket_set_lastfrag (&size); + socket_set_frag_header_size (size, haddr); +} + +static struct ioq * +__socket_ioq_new (rpc_transport_t *this, rpc_transport_msg_t *msg) +{ + struct ioq *entry = NULL; + int count = 0; + uint32_t size = 0; + + GF_VALIDATE_OR_GOTO ("socket", this, out); + + /* TODO: use mem-pool */ + entry = GF_CALLOC (1, sizeof (*entry), gf_common_mt_ioq); + if (!entry) + return NULL; + + count = msg->rpchdrcount + msg->proghdrcount + msg->progpayloadcount; + + GF_ASSERT (count <= (MAX_IOVEC - 1)); + + size = iov_length (msg->rpchdr, msg->rpchdrcount) + + iov_length (msg->proghdr, msg->proghdrcount) + + iov_length (msg->progpayload, msg->progpayloadcount); + + if (size > RPC_MAX_FRAGMENT_SIZE) { + gf_log (this->name, GF_LOG_ERROR, + "msg size (%u) bigger than the maximum allowed size on " + "sockets (%u)", size, RPC_MAX_FRAGMENT_SIZE); + GF_FREE (entry); + return NULL; + } + + socket_set_last_frag_header_size (size, (char *)&entry->fraghdr); + + entry->vector[0].iov_base = (char *)&entry->fraghdr; + entry->vector[0].iov_len = sizeof (entry->fraghdr); + entry->count = 1; + + if (msg->rpchdr != NULL) { + memcpy (&entry->vector[1], msg->rpchdr, + sizeof (struct iovec) * msg->rpchdrcount); + entry->count += msg->rpchdrcount; + } + + if (msg->proghdr != NULL) { + memcpy (&entry->vector[entry->count], msg->proghdr, + sizeof (struct iovec) * msg->proghdrcount); + entry->count += msg->proghdrcount; + } + + if (msg->progpayload != NULL) { + memcpy (&entry->vector[entry->count], msg->progpayload, + sizeof (struct iovec) * msg->progpayloadcount); + entry->count += msg->progpayloadcount; + } + + entry->pending_vector = entry->vector; + entry->pending_count = entry->count; + + if (msg->iobref != NULL) + entry->iobref = iobref_ref (msg->iobref); + + INIT_LIST_HEAD (&entry->list); + +out: + return entry; +} + + +static void +__socket_ioq_entry_free (struct ioq *entry) +{ + GF_VALIDATE_OR_GOTO ("socket", entry, out); + + list_del_init (&entry->list); + if (entry->iobref) + iobref_unref (entry->iobref); + + /* TODO: use mem-pool */ + GF_FREE (entry); + +out: + return; +} + + +static void +__socket_ioq_flush (rpc_transport_t *this) +{ + socket_private_t *priv = NULL; + struct ioq *entry = NULL; + + GF_VALIDATE_OR_GOTO ("socket", this, out); + GF_VALIDATE_OR_GOTO ("socket", this->private, out); + + priv = this->private; + + while (!list_empty (&priv->ioq)) { + entry = priv->ioq_next; + __socket_ioq_entry_free (entry); + } + +out: + return; +} + + +static int +__socket_ioq_churn_entry (rpc_transport_t *this, struct ioq *entry, int direct) +{ + int ret = -1; + socket_private_t *priv = NULL; + char a_byte = 0; + + ret = __socket_writev (this, entry->pending_vector, + entry->pending_count, + &entry->pending_vector, + &entry->pending_count); + + if (ret == 0) { + /* current entry was completely written */ + GF_ASSERT (entry->pending_count == 0); + __socket_ioq_entry_free (entry); + priv = this->private; + if (priv->own_thread) { + /* + * The pipe should only remain readable if there are + * more entries after this, so drain the byte + * representing this entry. + */ + if (!direct && read(priv->pipe[0],&a_byte,1) < 1) { + gf_log(this->name,GF_LOG_WARNING, + "read error on pipe"); + } + } + } + + return ret; +} + + +static int +__socket_ioq_churn (rpc_transport_t *this) +{ + socket_private_t *priv = NULL; + int ret = 0; + struct ioq *entry = NULL; + + GF_VALIDATE_OR_GOTO ("socket", this, out); + GF_VALIDATE_OR_GOTO ("socket", this->private, out); + + priv = this->private; + + while (!list_empty (&priv->ioq)) { + /* pick next entry */ + entry = priv->ioq_next; + + ret = __socket_ioq_churn_entry (this, entry, 0); + + if (ret != 0) + break; + } + + if (!priv->own_thread && list_empty (&priv->ioq)) { + /* all pending writes done, not interested in POLLOUT */ + priv->idx = event_select_on (this->ctx->event_pool, + priv->sock, priv->idx, -1, 0); + } + +out: + return ret; +} + + +static int +socket_event_poll_err (rpc_transport_t *this) +{ + socket_private_t *priv = NULL; + int ret = -1; + + GF_VALIDATE_OR_GOTO ("socket", this, out); + GF_VALIDATE_OR_GOTO ("socket", this->private, out); + + priv = this->private; + + pthread_mutex_lock (&priv->lock); + { + __socket_ioq_flush (this); + __socket_reset (this); + } + pthread_mutex_unlock (&priv->lock); + + rpc_transport_notify (this, RPC_TRANSPORT_DISCONNECT, this); + +out: + return ret; +} + + +static int +socket_event_poll_out (rpc_transport_t *this) +{ + socket_private_t *priv = NULL; + int ret = -1; + + GF_VALIDATE_OR_GOTO ("socket", this, out); + GF_VALIDATE_OR_GOTO ("socket", this->private, out); + + priv = this->private; + + pthread_mutex_lock (&priv->lock); + { + if (priv->connected == 1) { + ret = __socket_ioq_churn (this); + + if (ret == -1) { + __socket_disconnect (this); + } + } + } + pthread_mutex_unlock (&priv->lock); + + ret = rpc_transport_notify (this, RPC_TRANSPORT_MSG_SENT, NULL); + +out: + return ret; +} + + +static inline int +__socket_read_simple_msg (rpc_transport_t *this) +{ + int ret = 0; + uint32_t remaining_size = 0; + size_t bytes_read = 0; + socket_private_t *priv = NULL; + struct gf_sock_incoming *in = NULL; + struct gf_sock_incoming_frag *frag = NULL; + + GF_VALIDATE_OR_GOTO ("socket", this, out); + GF_VALIDATE_OR_GOTO ("socket", this->private, out); + + priv = this->private; + + in = &priv->incoming; + frag = &in->frag; + + switch (frag->simple_state) { + + case SP_STATE_SIMPLE_MSG_INIT: + remaining_size = RPC_FRAGSIZE (in->fraghdr) - frag->bytes_read; + + __socket_proto_init_pending (priv, remaining_size); + + frag->simple_state = SP_STATE_READING_SIMPLE_MSG; + + /* fall through */ + + case SP_STATE_READING_SIMPLE_MSG: + ret = 0; + + remaining_size = RPC_FRAGSIZE (in->fraghdr) - frag->bytes_read; + + if (remaining_size > 0) { + ret = __socket_readv (this, + in->pending_vector, 1, + &in->pending_vector, + &in->pending_count, + &bytes_read); + } + + if (ret == -1) { + gf_log (this->name, GF_LOG_WARNING, + "reading from socket failed. Error (%s), " + "peer (%s)", strerror (errno), + this->peerinfo.identifier); + break; + } + + frag->bytes_read += bytes_read; + frag->fragcurrent += bytes_read; + + if (ret > 0) { + gf_log (this->name, GF_LOG_TRACE, + "partial read on non-blocking socket."); + break; + } + + if (ret == 0) { + frag->simple_state = SP_STATE_SIMPLE_MSG_INIT; + } + } + +out: + return ret; +} + + +static inline int +__socket_read_simple_request (rpc_transport_t *this) +{ + return __socket_read_simple_msg (this); +} + + +#define rpc_cred_addr(buf) (buf + RPC_MSGTYPE_SIZE + RPC_CALL_BODY_SIZE - 4) + +#define rpc_verf_addr(fragcurrent) (fragcurrent - 4) + +#define rpc_msgtype_addr(buf) (buf + 4) + +#define rpc_prognum_addr(buf) (buf + RPC_MSGTYPE_SIZE + 4) +#define rpc_progver_addr(buf) (buf + RPC_MSGTYPE_SIZE + 8) +#define rpc_procnum_addr(buf) (buf + RPC_MSGTYPE_SIZE + 12) + +static inline int +__socket_read_vectored_request (rpc_transport_t *this, rpcsvc_vector_sizer vector_sizer) +{ + socket_private_t *priv = NULL; + int ret = 0; + uint32_t credlen = 0, verflen = 0; + char *addr = NULL; + struct iobuf *iobuf = NULL; + uint32_t remaining_size = 0; + ssize_t readsize = 0; + size_t size = 0; + struct gf_sock_incoming *in = NULL; + struct gf_sock_incoming_frag *frag = NULL; + sp_rpcfrag_request_state_t *request = NULL; + + GF_VALIDATE_OR_GOTO ("socket", this, out); + GF_VALIDATE_OR_GOTO ("socket", this->private, out); + + priv = this->private; + + /* used to reduce the indirection */ + in = &priv->incoming; + frag = &in->frag; + request = &frag->call_body.request; + + switch (request->vector_state) { + case SP_STATE_VECTORED_REQUEST_INIT: + request->vector_sizer_state = 0; + + addr = rpc_cred_addr (iobuf_ptr (in->iobuf)); + + /* also read verf flavour and verflen */ + credlen = ntoh32 (*((uint32_t *)addr)) + + RPC_AUTH_FLAVOUR_N_LENGTH_SIZE; + + __socket_proto_init_pending (priv, credlen); + + request->vector_state = SP_STATE_READING_CREDBYTES; + + /* fall through */ + + case SP_STATE_READING_CREDBYTES: + __socket_proto_read (priv, ret); + + request->vector_state = SP_STATE_READ_CREDBYTES; + + /* fall through */ + + case SP_STATE_READ_CREDBYTES: + addr = rpc_verf_addr (frag->fragcurrent); + verflen = ntoh32 (*((uint32_t *)addr)); + + if (verflen == 0) { + request->vector_state = SP_STATE_READ_VERFBYTES; + goto sp_state_read_verfbytes; + } + __socket_proto_init_pending (priv, verflen); + + request->vector_state = SP_STATE_READING_VERFBYTES; + + /* fall through */ + + case SP_STATE_READING_VERFBYTES: + __socket_proto_read (priv, ret); + + request->vector_state = SP_STATE_READ_VERFBYTES; + + /* fall through */ + + case SP_STATE_READ_VERFBYTES: +sp_state_read_verfbytes: + /* set the base_addr 'persistently' across multiple calls + into the state machine */ + in->proghdr_base_addr = frag->fragcurrent; + + request->vector_sizer_state = + vector_sizer (request->vector_sizer_state, + &readsize, in->proghdr_base_addr, + frag->fragcurrent); + __socket_proto_init_pending (priv, readsize); + + request->vector_state = SP_STATE_READING_PROGHDR; + + /* fall through */ + + case SP_STATE_READING_PROGHDR: + __socket_proto_read (priv, ret); + + request->vector_state = SP_STATE_READ_PROGHDR; + + /* fall through */ + + case SP_STATE_READ_PROGHDR: +sp_state_read_proghdr: + request->vector_sizer_state = + vector_sizer (request->vector_sizer_state, + &readsize, in->proghdr_base_addr, + frag->fragcurrent); + if (readsize == 0) { + request->vector_state = SP_STATE_READ_PROGHDR_XDATA; + goto sp_state_read_proghdr_xdata; + } + + __socket_proto_init_pending (priv, readsize); + + request->vector_state = SP_STATE_READING_PROGHDR_XDATA; + + /* fall through */ + + case SP_STATE_READING_PROGHDR_XDATA: + __socket_proto_read (priv, ret); + + request->vector_state = SP_STATE_READ_PROGHDR; + /* check if the vector_sizer() has more to say */ + goto sp_state_read_proghdr; + + case SP_STATE_READ_PROGHDR_XDATA: +sp_state_read_proghdr_xdata: + if (in->payload_vector.iov_base == NULL) { + + size = RPC_FRAGSIZE (in->fraghdr) - frag->bytes_read; + iobuf = iobuf_get2 (this->ctx->iobuf_pool, size); + if (!iobuf) { + ret = -1; + break; + } + + if (in->iobref == NULL) { + in->iobref = iobref_new (); + if (in->iobref == NULL) { + ret = -1; + iobuf_unref (iobuf); + break; + } + } + + iobref_add (in->iobref, iobuf); + iobuf_unref (iobuf); + + in->payload_vector.iov_base = iobuf_ptr (iobuf); + + frag->fragcurrent = iobuf_ptr (iobuf); + } + + request->vector_state = SP_STATE_READING_PROG; + + /* fall through */ + + case SP_STATE_READING_PROG: + /* now read the remaining rpc msg into buffer pointed by + * fragcurrent + */ + + ret = __socket_read_simple_msg (this); + + remaining_size = RPC_FRAGSIZE (in->fraghdr) - frag->bytes_read; + + if ((ret == -1) || + ((ret == 0) && (remaining_size == 0) + && RPC_LASTFRAG (in->fraghdr))) { + request->vector_state = SP_STATE_VECTORED_REQUEST_INIT; + in->payload_vector.iov_len + = ((unsigned long)frag->fragcurrent + - (unsigned long)in->payload_vector.iov_base); + } + break; + } + +out: + return ret; +} + +static inline int +__socket_read_request (rpc_transport_t *this) +{ + socket_private_t *priv = NULL; + uint32_t prognum = 0, procnum = 0, progver = 0; + uint32_t remaining_size = 0; + int ret = -1; + char *buf = NULL; + rpcsvc_vector_sizer vector_sizer = NULL; + struct gf_sock_incoming *in = NULL; + struct gf_sock_incoming_frag *frag = NULL; + sp_rpcfrag_request_state_t *request = NULL; + + GF_VALIDATE_OR_GOTO ("socket", this, out); + GF_VALIDATE_OR_GOTO ("socket", this->private, out); + + priv = this->private; + + /* used to reduce the indirection */ + in = &priv->incoming; + frag = &in->frag; + request = &frag->call_body.request; + + switch (request->header_state) { + + case SP_STATE_REQUEST_HEADER_INIT: + + __socket_proto_init_pending (priv, RPC_CALL_BODY_SIZE); + + request->header_state = SP_STATE_READING_RPCHDR1; + + /* fall through */ + + case SP_STATE_READING_RPCHDR1: + __socket_proto_read (priv, ret); + + request->header_state = SP_STATE_READ_RPCHDR1; + + /* fall through */ + + case SP_STATE_READ_RPCHDR1: + buf = rpc_prognum_addr (iobuf_ptr (in->iobuf)); + prognum = ntoh32 (*((uint32_t *)buf)); + + buf = rpc_progver_addr (iobuf_ptr (in->iobuf)); + progver = ntoh32 (*((uint32_t *)buf)); + + buf = rpc_procnum_addr (iobuf_ptr (in->iobuf)); + procnum = ntoh32 (*((uint32_t *)buf)); + + if (priv->is_server) { + /* this check is needed as rpcsvc and rpc-clnt + * actor structures are not same */ + vector_sizer = + rpcsvc_get_program_vector_sizer ((rpcsvc_t *)this->mydata, + prognum, progver, procnum); + } + + if (vector_sizer) { + ret = __socket_read_vectored_request (this, vector_sizer); + } else { + ret = __socket_read_simple_request (this); + } + + remaining_size = RPC_FRAGSIZE (in->fraghdr) - frag->bytes_read; + + if ((ret == -1) + || ((ret == 0) + && (remaining_size == 0) + && (RPC_LASTFRAG (in->fraghdr)))) { + request->header_state = SP_STATE_REQUEST_HEADER_INIT; + } + + break; + } + +out: + return ret; +} + + +static inline int +__socket_read_accepted_successful_reply (rpc_transport_t *this) +{ + socket_private_t *priv = NULL; + int ret = 0; + struct iobuf *iobuf = NULL; + gfs3_read_rsp read_rsp = {0, }; + ssize_t size = 0; + ssize_t default_read_size = 0; + char *proghdr_buf = NULL; + XDR xdr; + struct gf_sock_incoming *in = NULL; + struct gf_sock_incoming_frag *frag = NULL; + + GF_VALIDATE_OR_GOTO ("socket", this, out); + GF_VALIDATE_OR_GOTO ("socket", this->private, out); + + priv = this->private; + + /* used to reduce the indirection */ + in = &priv->incoming; + frag = &in->frag; + + switch (frag->call_body.reply.accepted_success_state) { + + case SP_STATE_ACCEPTED_SUCCESS_REPLY_INIT: + default_read_size = xdr_sizeof ((xdrproc_t) xdr_gfs3_read_rsp, + &read_rsp); + + proghdr_buf = frag->fragcurrent; + + __socket_proto_init_pending (priv, default_read_size); + + frag->call_body.reply.accepted_success_state + = SP_STATE_READING_PROC_HEADER; + + /* fall through */ + + case SP_STATE_READING_PROC_HEADER: + __socket_proto_read (priv, ret); + + /* there can be 'xdata' in read response, figure it out */ + xdrmem_create (&xdr, proghdr_buf, default_read_size, + XDR_DECODE); + + /* This will fail if there is xdata sent from server, if not, + well and good, we don't need to worry about */ + xdr_gfs3_read_rsp (&xdr, &read_rsp); + + free (read_rsp.xdata.xdata_val); + + /* need to round off to proper roof (%4), as XDR packing pads + the end of opaque object with '0' */ + size = roof (read_rsp.xdata.xdata_len, 4); + + if (!size) { + frag->call_body.reply.accepted_success_state + = SP_STATE_READ_PROC_OPAQUE; + goto read_proc_opaque; + } + + __socket_proto_init_pending (priv, size); + + frag->call_body.reply.accepted_success_state + = SP_STATE_READING_PROC_OPAQUE; + + case SP_STATE_READING_PROC_OPAQUE: + __socket_proto_read (priv, ret); + + frag->call_body.reply.accepted_success_state + = SP_STATE_READ_PROC_OPAQUE; + + case SP_STATE_READ_PROC_OPAQUE: + read_proc_opaque: + if (in->payload_vector.iov_base == NULL) { + + size = (RPC_FRAGSIZE (in->fraghdr) - frag->bytes_read); + + iobuf = iobuf_get2 (this->ctx->iobuf_pool, size); + if (iobuf == NULL) { + ret = -1; + goto out; + } + + if (in->iobref == NULL) { + in->iobref = iobref_new (); + if (in->iobref == NULL) { + ret = -1; + iobuf_unref (iobuf); + goto out; + } + } + + iobref_add (in->iobref, iobuf); + iobuf_unref (iobuf); + + in->payload_vector.iov_base = iobuf_ptr (iobuf); + + in->payload_vector.iov_len = size; + } + + frag->fragcurrent = in->payload_vector.iov_base; + + frag->call_body.reply.accepted_success_state + = SP_STATE_READ_PROC_HEADER; + + /* fall through */ + + case SP_STATE_READ_PROC_HEADER: + /* now read the entire remaining msg into new iobuf */ + ret = __socket_read_simple_msg (this); + if ((ret == -1) + || ((ret == 0) && RPC_LASTFRAG (in->fraghdr))) { + frag->call_body.reply.accepted_success_state + = SP_STATE_ACCEPTED_SUCCESS_REPLY_INIT; + } + + break; + } + +out: + return ret; +} + +#define rpc_reply_verflen_addr(fragcurrent) ((char *)fragcurrent - 4) +#define rpc_reply_accept_status_addr(fragcurrent) ((char *)fragcurrent - 4) + +static inline int +__socket_read_accepted_reply (rpc_transport_t *this) +{ + socket_private_t *priv = NULL; + int ret = -1; + char *buf = NULL; + uint32_t verflen = 0, len = 0; + uint32_t remaining_size = 0; + struct gf_sock_incoming *in = NULL; + struct gf_sock_incoming_frag *frag = NULL; + + GF_VALIDATE_OR_GOTO ("socket", this, out); + GF_VALIDATE_OR_GOTO ("socket", this->private, out); + + priv = this->private; + /* used to reduce the indirection */ + in = &priv->incoming; + frag = &in->frag; + + switch (frag->call_body.reply.accepted_state) { + + case SP_STATE_ACCEPTED_REPLY_INIT: + __socket_proto_init_pending (priv, + RPC_AUTH_FLAVOUR_N_LENGTH_SIZE); + + frag->call_body.reply.accepted_state + = SP_STATE_READING_REPLY_VERFLEN; + + /* fall through */ + + case SP_STATE_READING_REPLY_VERFLEN: + __socket_proto_read (priv, ret); + + frag->call_body.reply.accepted_state + = SP_STATE_READ_REPLY_VERFLEN; + + /* fall through */ + + case SP_STATE_READ_REPLY_VERFLEN: + buf = rpc_reply_verflen_addr (frag->fragcurrent); + + verflen = ntoh32 (*((uint32_t *) buf)); + + /* also read accept status along with verf data */ + len = verflen + RPC_ACCEPT_STATUS_LEN; + + __socket_proto_init_pending (priv, len); + + frag->call_body.reply.accepted_state + = SP_STATE_READING_REPLY_VERFBYTES; + + /* fall through */ + + case SP_STATE_READING_REPLY_VERFBYTES: + __socket_proto_read (priv, ret); + + frag->call_body.reply.accepted_state + = SP_STATE_READ_REPLY_VERFBYTES; + + buf = rpc_reply_accept_status_addr (frag->fragcurrent); + + frag->call_body.reply.accept_status + = ntoh32 (*(uint32_t *) buf); + + /* fall through */ + + case SP_STATE_READ_REPLY_VERFBYTES: + + if (frag->call_body.reply.accept_status + == SUCCESS) { + ret = __socket_read_accepted_successful_reply (this); + } else { + /* read entire remaining msg into buffer pointed to by + * fragcurrent + */ + ret = __socket_read_simple_msg (this); + } + + remaining_size = RPC_FRAGSIZE (in->fraghdr) + - frag->bytes_read; + + if ((ret == -1) + || ((ret == 0) && (remaining_size == 0) + && (RPC_LASTFRAG (in->fraghdr)))) { + frag->call_body.reply.accepted_state + = SP_STATE_ACCEPTED_REPLY_INIT; + } + + break; + } + +out: + return ret; +} + + +static inline int +__socket_read_denied_reply (rpc_transport_t *this) +{ + return __socket_read_simple_msg (this); +} + + +#define rpc_reply_status_addr(fragcurrent) ((char *)fragcurrent - 4) + + +static inline int +__socket_read_vectored_reply (rpc_transport_t *this) +{ + socket_private_t *priv = NULL; + int ret = 0; + char *buf = NULL; + uint32_t remaining_size = 0; + struct gf_sock_incoming *in = NULL; + struct gf_sock_incoming_frag *frag = NULL; + + GF_VALIDATE_OR_GOTO ("socket", this, out); + GF_VALIDATE_OR_GOTO ("socket", this->private, out); + + priv = this->private; + in = &priv->incoming; + frag = &in->frag; + + switch (frag->call_body.reply.status_state) { + + case SP_STATE_ACCEPTED_REPLY_INIT: + __socket_proto_init_pending (priv, RPC_REPLY_STATUS_SIZE); + + frag->call_body.reply.status_state + = SP_STATE_READING_REPLY_STATUS; + + /* fall through */ + + case SP_STATE_READING_REPLY_STATUS: + __socket_proto_read (priv, ret); + + buf = rpc_reply_status_addr (frag->fragcurrent); + + frag->call_body.reply.accept_status + = ntoh32 (*((uint32_t *) buf)); + + frag->call_body.reply.status_state + = SP_STATE_READ_REPLY_STATUS; + + /* fall through */ + + case SP_STATE_READ_REPLY_STATUS: + if (frag->call_body.reply.accept_status == MSG_ACCEPTED) { + ret = __socket_read_accepted_reply (this); + } else { + ret = __socket_read_denied_reply (this); + } + + remaining_size = RPC_FRAGSIZE (in->fraghdr) - frag->bytes_read; + + if ((ret == -1) + || ((ret == 0) && (remaining_size == 0) + && (RPC_LASTFRAG (in->fraghdr)))) { + frag->call_body.reply.status_state + = SP_STATE_ACCEPTED_REPLY_INIT; + in->payload_vector.iov_len + = (unsigned long)frag->fragcurrent + - (unsigned long)in->payload_vector.iov_base; + } + break; + } + +out: + return ret; +} + + +static inline int +__socket_read_simple_reply (rpc_transport_t *this) +{ + return __socket_read_simple_msg (this); +} + +#define rpc_xid_addr(buf) (buf) + +static inline int +__socket_read_reply (rpc_transport_t *this) +{ + socket_private_t *priv = NULL; + char *buf = NULL; + int32_t ret = -1; + rpc_request_info_t *request_info = NULL; + char map_xid = 0; + struct gf_sock_incoming *in = NULL; + struct gf_sock_incoming_frag *frag = NULL; + + GF_VALIDATE_OR_GOTO ("socket", this, out); + GF_VALIDATE_OR_GOTO ("socket", this->private, out); + + priv = this->private; + in = &priv->incoming; + frag = &in->frag; + + buf = rpc_xid_addr (iobuf_ptr (in->iobuf)); + + if (in->request_info == NULL) { + in->request_info = GF_CALLOC (1, sizeof (*request_info), + gf_common_mt_rpc_trans_reqinfo_t); + if (in->request_info == NULL) { + goto out; + } + + map_xid = 1; + } + + request_info = in->request_info; + + if (map_xid) { + request_info->xid = ntoh32 (*((uint32_t *) buf)); + + /* release priv->lock, so as to avoid deadlock b/w conn->lock + * and priv->lock, since we are doing an upcall here. + */ + pthread_mutex_unlock (&priv->lock); + { + ret = rpc_transport_notify (this, + RPC_TRANSPORT_MAP_XID_REQUEST, + in->request_info); + } + pthread_mutex_lock (&priv->lock); + + if (ret == -1) { + gf_log (this->name, GF_LOG_WARNING, + "notify for event MAP_XID failed"); + goto out; + } + } + + if ((request_info->prognum == GLUSTER_FOP_PROGRAM) + && (request_info->procnum == GF_FOP_READ)) { + if (map_xid && request_info->rsp.rsp_payload_count != 0) { + in->iobref = iobref_ref (request_info->rsp.rsp_iobref); + in->payload_vector = *request_info->rsp.rsp_payload; + } + + ret = __socket_read_vectored_reply (this); + } else { + ret = __socket_read_simple_reply (this); + } +out: + return ret; +} + + +/* returns the number of bytes yet to be read in a fragment */ +static inline int +__socket_read_frag (rpc_transport_t *this) +{ + socket_private_t *priv = NULL; + int32_t ret = 0; + char *buf = NULL; + uint32_t remaining_size = 0; + struct gf_sock_incoming *in = NULL; + struct gf_sock_incoming_frag *frag = NULL; + + GF_VALIDATE_OR_GOTO ("socket", this, out); + GF_VALIDATE_OR_GOTO ("socket", this->private, out); + + priv = this->private; + /* used to reduce the indirection */ + in = &priv->incoming; + frag = &in->frag; + + switch (frag->state) { + case SP_STATE_NADA: + __socket_proto_init_pending (priv, RPC_MSGTYPE_SIZE); + + frag->state = SP_STATE_READING_MSGTYPE; + + /* fall through */ + + case SP_STATE_READING_MSGTYPE: + __socket_proto_read (priv, ret); + + frag->state = SP_STATE_READ_MSGTYPE; + /* fall through */ + + case SP_STATE_READ_MSGTYPE: + buf = rpc_msgtype_addr (iobuf_ptr (in->iobuf)); + in->msg_type = ntoh32 (*((uint32_t *)buf)); + + if (in->msg_type == CALL) { + ret = __socket_read_request (this); + } else if (in->msg_type == REPLY) { + ret = __socket_read_reply (this); + } else if (in->msg_type == GF_UNIVERSAL_ANSWER) { + gf_log ("rpc", GF_LOG_ERROR, + "older version of protocol/process trying to " + "connect from %s. use newer version on that node", + this->peerinfo.identifier); + } else { + gf_log ("rpc", GF_LOG_ERROR, + "wrong MSG-TYPE (%d) received from %s", + in->msg_type, + this->peerinfo.identifier); + ret = -1; + } + + remaining_size = RPC_FRAGSIZE (in->fraghdr) - frag->bytes_read; + + if ((ret == -1) + || ((ret == 0) && (remaining_size == 0) + && (RPC_LASTFRAG (in->fraghdr)))) { + frag->state = SP_STATE_NADA; + } + + break; + } + +out: + return ret; +} + + +static inline +void __socket_reset_priv (socket_private_t *priv) +{ + struct gf_sock_incoming *in = NULL; + + /* used to reduce the indirection */ + in = &priv->incoming; + + if (in->iobref) { + iobref_unref (in->iobref); + in->iobref = NULL; + } + + if (in->iobuf) { + iobuf_unref (in->iobuf); + } + + if (in->request_info != NULL) { + GF_FREE (in->request_info); + in->request_info = NULL; + } + + memset (&in->payload_vector, 0, + sizeof (in->payload_vector)); + + in->iobuf = NULL; +} + + +static int +__socket_proto_state_machine (rpc_transport_t *this, + rpc_transport_pollin_t **pollin) +{ + int ret = -1; + socket_private_t *priv = NULL; + struct iobuf *iobuf = NULL; + struct iobref *iobref = NULL; + struct iovec vector[2]; + struct gf_sock_incoming *in = NULL; + struct gf_sock_incoming_frag *frag = NULL; + + GF_VALIDATE_OR_GOTO ("socket", this, out); + GF_VALIDATE_OR_GOTO ("socket", this->private, out); + + priv = this->private; + /* used to reduce the indirection */ + in = &priv->incoming; + frag = &in->frag; + + while (in->record_state != SP_STATE_COMPLETE) { + switch (in->record_state) { + + case SP_STATE_NADA: + in->total_bytes_read = 0; + in->payload_vector.iov_len = 0; + + in->pending_vector = in->vector; + in->pending_vector->iov_base = &in->fraghdr; + + in->pending_vector->iov_len = sizeof (in->fraghdr); + + in->record_state = SP_STATE_READING_FRAGHDR; + + /* fall through */ + + case SP_STATE_READING_FRAGHDR: + ret = __socket_readv (this, in->pending_vector, 1, + &in->pending_vector, + &in->pending_count, + NULL); + if (ret == -1) + goto out; + + if (ret > 0) { + gf_log (this->name, GF_LOG_TRACE, "partial " + "fragment header read"); + goto out; + } + + if (ret == 0) { + in->record_state = SP_STATE_READ_FRAGHDR; + } + /* fall through */ + + case SP_STATE_READ_FRAGHDR: + + in->fraghdr = ntoh32 (in->fraghdr); + in->total_bytes_read += RPC_FRAGSIZE(in->fraghdr); + iobuf = iobuf_get2 (this->ctx->iobuf_pool, + (in->total_bytes_read + + sizeof (in->fraghdr))); + if (!iobuf) { + ret = -ENOMEM; + goto out; + } + + in->iobuf = iobuf; + in->iobuf_size = 0; + frag->fragcurrent = iobuf_ptr (iobuf); + in->record_state = SP_STATE_READING_FRAG; + /* fall through */ + + case SP_STATE_READING_FRAG: + ret = __socket_read_frag (this); + + if ((ret == -1) || + (frag->bytes_read != RPC_FRAGSIZE (in->fraghdr))) { + goto out; + } + + frag->bytes_read = 0; + + if (!RPC_LASTFRAG (in->fraghdr)) { + in->record_state = SP_STATE_READING_FRAGHDR; + break; + } + + /* we've read the entire rpc record, notify the + * upper layers. + */ + if (pollin != NULL) { + int count = 0; + in->iobuf_size = (in->total_bytes_read - + in->payload_vector.iov_len); + + memset (vector, 0, sizeof (vector)); + + if (in->iobref == NULL) { + in->iobref = iobref_new (); + if (in->iobref == NULL) { + ret = -1; + goto out; + } + } + + vector[count].iov_base = iobuf_ptr (in->iobuf); + vector[count].iov_len = in->iobuf_size; + + iobref = in->iobref; + + count++; + + if (in->payload_vector.iov_base != NULL) { + vector[count] = in->payload_vector; + count++; + } + + *pollin = rpc_transport_pollin_alloc (this, + vector, + count, + in->iobuf, + iobref, + in->request_info); + iobuf_unref (in->iobuf); + in->iobuf = NULL; + + if (*pollin == NULL) { + gf_log (this->name, GF_LOG_WARNING, + "transport pollin allocation failed"); + ret = -1; + goto out; + } + if (in->msg_type == REPLY) + (*pollin)->is_reply = 1; + + in->request_info = NULL; + } + in->record_state = SP_STATE_COMPLETE; + break; + + case SP_STATE_COMPLETE: + /* control should not reach here */ + gf_log (this->name, GF_LOG_WARNING, "control reached to " + "SP_STATE_COMPLETE, which should not have " + "happened"); + break; + } + } + + if (in->record_state == SP_STATE_COMPLETE) { + in->record_state = SP_STATE_NADA; + __socket_reset_priv (priv); + } + +out: + if ((ret == -1) && (errno == EAGAIN)) { + ret = 0; + } + return ret; +} + + +static int +socket_proto_state_machine (rpc_transport_t *this, + rpc_transport_pollin_t **pollin) +{ + socket_private_t *priv = NULL; + int ret = 0; + + GF_VALIDATE_OR_GOTO ("socket", this, out); + GF_VALIDATE_OR_GOTO ("socket", this->private, out); + + priv = this->private; + + pthread_mutex_lock (&priv->lock); + { + ret = __socket_proto_state_machine (this, pollin); + } + pthread_mutex_unlock (&priv->lock); + +out: + return ret; +} + + +static int +socket_event_poll_in (rpc_transport_t *this) +{ + int ret = -1; + rpc_transport_pollin_t *pollin = NULL; + socket_private_t *priv = this->private; + + ret = socket_proto_state_machine (this, &pollin); + + if (pollin != NULL) { + priv->ot_state = OT_CALLBACK; + ret = rpc_transport_notify (this, RPC_TRANSPORT_MSG_RECEIVED, + pollin); + if (priv->ot_state == OT_CALLBACK) { + priv->ot_state = OT_RUNNING; + } + rpc_transport_pollin_destroy (pollin); + } + + return ret; +} + + +static int +socket_connect_finish (rpc_transport_t *this) +{ + int ret = -1; + socket_private_t *priv = NULL; + rpc_transport_event_t event = 0; + char notify_rpc = 0; + + GF_VALIDATE_OR_GOTO ("socket", this, out); + GF_VALIDATE_OR_GOTO ("socket", this->private, out); + + priv = this->private; + + pthread_mutex_lock (&priv->lock); + { + if (priv->connected != 0) + goto unlock; + + get_transport_identifiers (this); + + ret = __socket_connect_finish (priv->sock); + + if (ret == -1 && errno == EINPROGRESS) + ret = 1; + + if (ret == -1 && errno != EINPROGRESS) { + if (!priv->connect_finish_log) { + gf_log (this->name, GF_LOG_ERROR, + "connection to %s failed (%s)", + this->peerinfo.identifier, + strerror (errno)); + priv->connect_finish_log = 1; + } + __socket_disconnect (this); + goto unlock; + } + + if (ret == 0) { + notify_rpc = 1; + + this->myinfo.sockaddr_len = + sizeof (this->myinfo.sockaddr); + + ret = getsockname (priv->sock, + SA (&this->myinfo.sockaddr), + &this->myinfo.sockaddr_len); + if (ret == -1) { + gf_log (this->name, GF_LOG_WARNING, + "getsockname on (%d) failed (%s)", + priv->sock, strerror (errno)); + __socket_disconnect (this); + event = GF_EVENT_POLLERR; + goto unlock; + } + + priv->connected = 1; + priv->connect_finish_log = 0; + event = RPC_TRANSPORT_CONNECT; + } + } +unlock: + pthread_mutex_unlock (&priv->lock); + + if (notify_rpc) { + rpc_transport_notify (this, event, this); + } +out: + return 0; +} + + +/* reads rpc_requests during pollin */ +static int +socket_event_handler (int fd, int idx, void *data, + int poll_in, int poll_out, int poll_err) +{ + rpc_transport_t *this = NULL; + socket_private_t *priv = NULL; + int ret = -1; + + this = data; + GF_VALIDATE_OR_GOTO ("socket", this, out); + GF_VALIDATE_OR_GOTO ("socket", this->private, out); + GF_VALIDATE_OR_GOTO ("socket", this->xl, out); + + THIS = this->xl; + priv = this->private; + + pthread_mutex_lock (&priv->lock); + { + priv->idx = idx; + } + pthread_mutex_unlock (&priv->lock); + + ret = (priv->connected == 1) ? 0 : socket_connect_finish(this); + + if (!ret && poll_out) { + ret = socket_event_poll_out (this); + } + + if (!ret && poll_in) { + ret = socket_event_poll_in (this); + } + + if ((ret < 0) || poll_err) { + /* Logging has happened already in earlier cases */ + gf_log ("transport", ((ret >= 0) ? GF_LOG_INFO : GF_LOG_DEBUG), + "disconnecting now"); + socket_event_poll_err (this); + rpc_transport_unref (this); + } + +out: + return ret; +} + + +static void * +socket_poller (void *ctx) +{ + rpc_transport_t *this = ctx; + socket_private_t *priv = this->private; + struct pollfd pfd[2] = {{0,},}; + gf_boolean_t to_write = _gf_false; + int ret = 0; + uint32_t gen = 0; + + priv->ot_state = OT_RUNNING; + + if (priv->use_ssl) { + if (ssl_setup_connection(this,priv->connected) < 0) { + gf_log (this->name,GF_LOG_ERROR, "%s setup failed", + priv->connected ? "server" : "client"); + goto err; + } + } + + if (!priv->bio) { + ret = __socket_nonblock (priv->sock); + if (ret == -1) { + gf_log (this->name, GF_LOG_WARNING, + "NBIO on %d failed (%s)", + priv->sock, strerror (errno)); + goto err; + } + } + + if (priv->connected == 0) { + THIS = this->xl; + ret = socket_connect_finish (this); + if (ret != 0) { + gf_log (this->name, GF_LOG_WARNING, + "asynchronous socket_connect_finish failed"); + } + } + + ret = rpc_transport_notify (this->listener, + RPC_TRANSPORT_ACCEPT, this); + if (ret != 0) { + gf_log (this->name, GF_LOG_WARNING, + "asynchronous rpc_transport_notify failed"); + } + + gen = priv->ot_gen; + for (;;) { + pthread_mutex_lock(&priv->lock); + to_write = !list_empty(&priv->ioq); + pthread_mutex_unlock(&priv->lock); + pfd[0].fd = priv->pipe[0]; + pfd[0].events = POLL_MASK_ERROR; + pfd[0].revents = 0; + pfd[1].fd = priv->sock; + pfd[1].events = POLL_MASK_INPUT | POLL_MASK_ERROR; + pfd[1].revents = 0; + if (to_write) { + pfd[1].events |= POLL_MASK_OUTPUT; + } + else { + pfd[0].events |= POLL_MASK_INPUT; + } + if (poll(pfd,2,-1) < 0) { + gf_log(this->name,GF_LOG_ERROR,"poll failed"); + break; + } + if (pfd[0].revents & POLL_MASK_ERROR) { + gf_log(this->name,GF_LOG_ERROR, + "poll error on pipe"); + break; + } + /* Only glusterd actually seems to need this. */ + THIS = this->xl; + if (pfd[1].revents & POLL_MASK_INPUT) { + ret = socket_event_poll_in(this); + if (ret >= 0) { + /* Suppress errors while making progress. */ + pfd[1].revents &= ~POLL_MASK_ERROR; + } + else if (errno == ENOTCONN) { + ret = 0; + } + if (priv->ot_state == OT_PLEASE_DIE) { + gf_log (this->name, GF_LOG_TRACE, + "OT_IDLE on %p (input request)", + this); + priv->ot_state = OT_IDLE; + break; + } + } + else if (pfd[1].revents & POLL_MASK_OUTPUT) { + ret = socket_event_poll_out(this); + if (ret >= 0) { + /* Suppress errors while making progress. */ + pfd[1].revents &= ~POLL_MASK_ERROR; + } + else if (errno == ENOTCONN) { + ret = 0; + } + if (priv->ot_state == OT_PLEASE_DIE) { + gf_log (this->name, GF_LOG_TRACE, + "OT_IDLE on %p (output request)", + this); + priv->ot_state = OT_IDLE; + break; + } + } + else { + /* + * This usually means that we left poll() because + * somebody pushed a byte onto our pipe. That wakeup + * is why the pipe is there, but once awake we can do + * all the checking we need on the next iteration. + */ + ret = 0; + } + if (pfd[1].revents & POLL_MASK_ERROR) { + gf_log(this->name,GF_LOG_ERROR, + "poll error on socket"); + break; + } + if (ret < 0) { + gf_log(this->name,GF_LOG_ERROR, + "error in polling loop"); + break; + } + if (priv->ot_gen != gen) { + gf_log (this->name, GF_LOG_TRACE, + "generation mismatch, my %u != %u", + gen, priv->ot_gen); + return NULL; + } + } + +err: + /* All (and only) I/O errors should come here. */ + pthread_mutex_lock(&priv->lock); + if (priv->ssl_ssl) { + /* + * We're always responsible for this part, but only actually + * have to do it if we got far enough for ssl_ssl to be valid + * (i.e. errors in ssl_setup_connection don't count). + */ + ssl_teardown_connection(priv); + } + __socket_shutdown(this); + close(priv->sock); + priv->sock = -1; + priv->ot_state = OT_IDLE; + pthread_mutex_unlock(&priv->lock); + rpc_transport_notify (this->listener, RPC_TRANSPORT_DISCONNECT, + this); + rpc_transport_unref (this); + return NULL; +} + + +static void +socket_spawn (rpc_transport_t *this) +{ + socket_private_t *priv = this->private; + + switch (priv->ot_state) { + case OT_IDLE: + case OT_PLEASE_DIE: + break; + default: + gf_log (this->name, GF_LOG_WARNING, + "refusing to start redundant poller"); + return; + } + + priv->ot_gen += 7; + priv->ot_state = OT_SPAWNING; + gf_log (this->name, GF_LOG_TRACE, + "spawning %p with gen %u", this, priv->ot_gen); + + if (gf_thread_create(&priv->thread,NULL,socket_poller,this) != 0) { + gf_log (this->name, GF_LOG_ERROR, + "could not create poll thread"); + } +} + +static int +socket_server_event_handler (int fd, int idx, void *data, + int poll_in, int poll_out, int poll_err) +{ + rpc_transport_t *this = NULL; + socket_private_t *priv = NULL; + int ret = 0; + int new_sock = -1; + rpc_transport_t *new_trans = NULL; + struct sockaddr_storage new_sockaddr = {0, }; + socklen_t addrlen = sizeof (new_sockaddr); + socket_private_t *new_priv = NULL; + glusterfs_ctx_t *ctx = NULL; + + this = data; + GF_VALIDATE_OR_GOTO ("socket", this, out); + GF_VALIDATE_OR_GOTO ("socket", this->private, out); + GF_VALIDATE_OR_GOTO ("socket", this->xl, out); + + THIS = this->xl; + priv = this->private; + ctx = this->ctx; + + pthread_mutex_lock (&priv->lock); + { + priv->idx = idx; + + if (poll_in) { + new_sock = accept (priv->sock, SA (&new_sockaddr), + &addrlen); + + if (new_sock == -1) { + gf_log (this->name, GF_LOG_WARNING, + "accept on %d failed (%s)", + priv->sock, strerror (errno)); + goto unlock; + } + + if (priv->nodelay && (new_sockaddr.ss_family != AF_UNIX)) { + ret = __socket_nodelay (new_sock); + if (ret == -1) { + gf_log (this->name, GF_LOG_WARNING, + "setsockopt() failed for " + "NODELAY (%s)", + strerror (errno)); + } + } + + if (priv->keepalive && + new_sockaddr.ss_family != AF_UNIX) { + ret = __socket_keepalive (new_sock, + new_sockaddr.ss_family, + priv->keepaliveintvl, + priv->keepaliveidle); + if (ret == -1) + gf_log (this->name, GF_LOG_WARNING, + "Failed to set keep-alive: %s", + strerror (errno)); + } + + new_trans = GF_CALLOC (1, sizeof (*new_trans), + gf_common_mt_rpc_trans_t); + if (!new_trans) + goto unlock; + + ret = pthread_mutex_init(&new_trans->lock, NULL); + if (ret == -1) { + gf_log (this->name, GF_LOG_WARNING, + "pthread_mutex_init() failed: %s", + strerror (errno)); + close (new_sock); + goto unlock; + } + + new_trans->name = gf_strdup (this->name); + + memcpy (&new_trans->peerinfo.sockaddr, &new_sockaddr, + addrlen); + new_trans->peerinfo.sockaddr_len = addrlen; + + new_trans->myinfo.sockaddr_len = + sizeof (new_trans->myinfo.sockaddr); + + ret = getsockname (new_sock, + SA (&new_trans->myinfo.sockaddr), + &new_trans->myinfo.sockaddr_len); + if (ret == -1) { + gf_log (this->name, GF_LOG_WARNING, + "getsockname on %d failed (%s)", + new_sock, strerror (errno)); + close (new_sock); + goto unlock; + } + + get_transport_identifiers (new_trans); + ret = socket_init(new_trans); + if (ret != 0) { + close(new_sock); + goto unlock; + } + new_trans->ops = this->ops; + new_trans->init = this->init; + new_trans->fini = this->fini; + new_trans->ctx = ctx; + new_trans->xl = this->xl; + new_trans->mydata = this->mydata; + new_trans->notify = this->notify; + new_trans->listener = this; + new_priv = new_trans->private; + + new_priv->use_ssl = priv->use_ssl; + new_priv->sock = new_sock; + new_priv->own_thread = priv->own_thread; + + new_priv->ssl_ctx = priv->ssl_ctx; + if (priv->use_ssl && !priv->own_thread) { + if (ssl_setup_connection(new_trans,1) < 0) { + gf_log(this->name,GF_LOG_ERROR, + "server setup failed"); + close(new_sock); + goto unlock; + } + } + + if (!priv->bio && !priv->own_thread) { + ret = __socket_nonblock (new_sock); + + if (ret == -1) { + gf_log (this->name, GF_LOG_WARNING, + "NBIO on %d failed (%s)", + new_sock, strerror (errno)); + + close (new_sock); + goto unlock; + } + } + + pthread_mutex_lock (&new_priv->lock); + { + /* + * In the own_thread case, this is used to + * indicate that we're initializing a server + * connection. + */ + new_priv->connected = 1; + new_priv->is_server = _gf_true; + rpc_transport_ref (new_trans); + + if (new_priv->own_thread) { + if (pipe(new_priv->pipe) < 0) { + gf_log(this->name,GF_LOG_ERROR, + "could not create pipe"); + } + socket_spawn(new_trans); + } + else { + new_priv->idx = + event_register (ctx->event_pool, + new_sock, + socket_event_handler, + new_trans, + 1, 0); + if (new_priv->idx == -1) + ret = -1; + } + + } + pthread_mutex_unlock (&new_priv->lock); + if (ret == -1) { + gf_log (this->name, GF_LOG_WARNING, + "failed to register the socket with event"); + goto unlock; + } + + if (!priv->own_thread) { + ret = rpc_transport_notify (this, + RPC_TRANSPORT_ACCEPT, new_trans); + } + } + } +unlock: + pthread_mutex_unlock (&priv->lock); + +out: + return ret; +} + + +static int +socket_disconnect (rpc_transport_t *this) +{ + socket_private_t *priv = NULL; + int ret = -1; + + GF_VALIDATE_OR_GOTO ("socket", this, out); + GF_VALIDATE_OR_GOTO ("socket", this->private, out); + + priv = this->private; + + pthread_mutex_lock (&priv->lock); + { + ret = __socket_disconnect (this); + } + pthread_mutex_unlock (&priv->lock); + +out: + return ret; +} + + +static int +socket_connect (rpc_transport_t *this, int port) +{ + int ret = -1; + int sock = -1; + socket_private_t *priv = NULL; + socklen_t sockaddr_len = 0; + glusterfs_ctx_t *ctx = NULL; + sa_family_t sa_family = {0, }; + char *local_addr = NULL; + union gf_sock_union sock_union; + struct sockaddr_in *addr = NULL; + + GF_VALIDATE_OR_GOTO ("socket", this, err); + GF_VALIDATE_OR_GOTO ("socket", this->private, err); + + priv = this->private; + ctx = this->ctx; + + if (!priv) { + gf_log_callingfn (this->name, GF_LOG_WARNING, + "connect() called on uninitialized transport"); + goto err; + } + + pthread_mutex_lock (&priv->lock); + { + sock = priv->sock; + } + pthread_mutex_unlock (&priv->lock); + + if (sock != -1) { + gf_log_callingfn (this->name, GF_LOG_TRACE, + "connect () called on transport already connected"); + errno = EINPROGRESS; + ret = -1; + goto err; + } + + gf_log (this->name, GF_LOG_TRACE, + "connecting %p, state=%u gen=%u sock=%d", this, + priv->ot_state, priv->ot_gen, priv->sock); + + ret = socket_client_get_remote_sockaddr (this, &sock_union.sa, + &sockaddr_len, &sa_family); + if (ret == -1) { + /* logged inside client_get_remote_sockaddr */ + goto err; + } + + if (port > 0) { + sock_union.sin.sin_port = htons (port); + } + if (ntohs(sock_union.sin.sin_port) == GF_DEFAULT_SOCKET_LISTEN_PORT) { + if (priv->use_ssl) { + gf_log(this->name,GF_LOG_DEBUG, + "disabling SSL for portmapper connection"); + priv->use_ssl = _gf_false; + } + } + else { + if (priv->ssl_enabled && !priv->use_ssl) { + gf_log(this->name,GF_LOG_DEBUG, + "re-enabling SSL for I/O connection"); + priv->use_ssl = _gf_true; + } + } + pthread_mutex_lock (&priv->lock); + { + if (priv->sock != -1) { + gf_log (this->name, GF_LOG_TRACE, + "connect() -- already connected"); + goto unlock; + } + + memcpy (&this->peerinfo.sockaddr, &sock_union.storage, + sockaddr_len); + this->peerinfo.sockaddr_len = sockaddr_len; + + priv->sock = socket (sa_family, SOCK_STREAM, 0); + if (priv->sock == -1) { + gf_log (this->name, GF_LOG_ERROR, + "socket creation failed (%s)", + strerror (errno)); + goto unlock; + } + + /* Cant help if setting socket options fails. We can continue + * working nonetheless. + */ + if (priv->windowsize != 0) { + if (setsockopt (priv->sock, SOL_SOCKET, SO_RCVBUF, + &priv->windowsize, + sizeof (priv->windowsize)) < 0) { + gf_log (this->name, GF_LOG_ERROR, + "setting receive window " + "size failed: %d: %d: %s", + priv->sock, priv->windowsize, + strerror (errno)); + } + + if (setsockopt (priv->sock, SOL_SOCKET, SO_SNDBUF, + &priv->windowsize, + sizeof (priv->windowsize)) < 0) { + gf_log (this->name, GF_LOG_ERROR, + "setting send window size " + "failed: %d: %d: %s", + priv->sock, priv->windowsize, + strerror (errno)); + } + } + + if (priv->nodelay && (sa_family != AF_UNIX)) { + ret = __socket_nodelay (priv->sock); + + if (ret == -1) { + gf_log (this->name, GF_LOG_ERROR, + "NODELAY on %d failed (%s)", + priv->sock, strerror (errno)); + } + } + + if (priv->keepalive && sa_family != AF_UNIX) { + ret = __socket_keepalive (priv->sock, + sa_family, + priv->keepaliveintvl, + priv->keepaliveidle); + if (ret == -1) + gf_log (this->name, GF_LOG_ERROR, + "Failed to set keep-alive: %s", + strerror (errno)); + } + + SA (&this->myinfo.sockaddr)->sa_family = + SA (&this->peerinfo.sockaddr)->sa_family; + + /* If a source addr is explicitly specified, use it */ + ret = dict_get_str (this->options, + "transport.socket.source-addr", + &local_addr); + if (!ret && SA (&this->myinfo.sockaddr)->sa_family == AF_INET) { + addr = (struct sockaddr_in *)(&this->myinfo.sockaddr); + ret = inet_pton (AF_INET, local_addr, &(addr->sin_addr.s_addr)); + } + + ret = client_bind (this, SA (&this->myinfo.sockaddr), + &this->myinfo.sockaddr_len, priv->sock); + if (ret == -1) { + gf_log (this->name, GF_LOG_WARNING, + "client bind failed: %s", strerror (errno)); + close (priv->sock); + priv->sock = -1; + goto unlock; + } + + if (!priv->use_ssl && !priv->bio && !priv->own_thread) { + ret = __socket_nonblock (priv->sock); + if (ret == -1) { + gf_log (this->name, GF_LOG_ERROR, + "NBIO on %d failed (%s)", + priv->sock, strerror (errno)); + close (priv->sock); + priv->sock = -1; + goto unlock; + } + } + + ret = connect (priv->sock, SA (&this->peerinfo.sockaddr), + this->peerinfo.sockaddr_len); + + if (ret == -1 && ((errno != EINPROGRESS) && (errno != ENOENT))) { + /* For unix path based sockets, the socket path is + * cryptic (md5sum of path) and may not be useful for + * the user in debugging so log it in DEBUG + */ + gf_log (this->name, ((sa_family == AF_UNIX) ? + GF_LOG_DEBUG : GF_LOG_ERROR), + "connection attempt on %s failed, (%s)", + this->peerinfo.identifier, strerror (errno)); + close (priv->sock); + priv->sock = -1; + goto unlock; + } + + if (priv->use_ssl && !priv->own_thread) { + ret = ssl_setup_connection(this,0); + if (ret < 0) { + gf_log(this->name,GF_LOG_ERROR, + "client setup failed"); + close(priv->sock); + priv->sock = -1; + goto unlock; + } + } + + if (!priv->bio && !priv->own_thread) { + ret = __socket_nonblock (priv->sock); + + if (ret == -1) { + gf_log (this->name, GF_LOG_ERROR, + "NBIO on %d failed (%s)", + priv->sock, strerror (errno)); + close (priv->sock); + priv->sock = -1; + goto unlock; + } + } + + /* + * In the own_thread case, this is used to indicate that we're + * initializing a client connection. + */ + priv->connected = 0; + priv->is_server = _gf_false; + rpc_transport_ref (this); + + if (priv->own_thread) { + if (pipe(priv->pipe) < 0) { + gf_log(this->name,GF_LOG_ERROR, + "could not create pipe"); + } + + this->listener = this; + socket_spawn(this); + } + else { + priv->idx = event_register (ctx->event_pool, priv->sock, + socket_event_handler, + this, 1, 1); + if (priv->idx == -1) { + gf_log ("", GF_LOG_WARNING, + "failed to register the event"); + ret = -1; + } + } + } +unlock: + pthread_mutex_unlock (&priv->lock); + +err: + return ret; +} + + +static int +socket_listen (rpc_transport_t *this) +{ + socket_private_t * priv = NULL; + int ret = -1; + int sock = -1; + struct sockaddr_storage sockaddr; + socklen_t sockaddr_len = 0; + peer_info_t *myinfo = NULL; + glusterfs_ctx_t *ctx = NULL; + sa_family_t sa_family = {0, }; + + GF_VALIDATE_OR_GOTO ("socket", this, out); + GF_VALIDATE_OR_GOTO ("socket", this->private, out); + + priv = this->private; + myinfo = &this->myinfo; + ctx = this->ctx; + + pthread_mutex_lock (&priv->lock); + { + sock = priv->sock; + } + pthread_mutex_unlock (&priv->lock); + + if (sock != -1) { + gf_log_callingfn (this->name, GF_LOG_DEBUG, + "already listening"); + return ret; + } + + ret = socket_server_get_local_sockaddr (this, SA (&sockaddr), + &sockaddr_len, &sa_family); + if (ret == -1) { + return ret; + } + + pthread_mutex_lock (&priv->lock); + { + if (priv->sock != -1) { + gf_log (this->name, GF_LOG_DEBUG, + "already listening"); + goto unlock; + } + + memcpy (&myinfo->sockaddr, &sockaddr, sockaddr_len); + myinfo->sockaddr_len = sockaddr_len; + + priv->sock = socket (sa_family, SOCK_STREAM, 0); + + if (priv->sock == -1) { + gf_log (this->name, GF_LOG_ERROR, + "socket creation failed (%s)", + strerror (errno)); + goto unlock; + } + + /* Cant help if setting socket options fails. We can continue + * working nonetheless. + */ + if (priv->windowsize != 0) { + if (setsockopt (priv->sock, SOL_SOCKET, SO_RCVBUF, + &priv->windowsize, + sizeof (priv->windowsize)) < 0) { + gf_log (this->name, GF_LOG_ERROR, + "setting receive window size " + "failed: %d: %d: %s", priv->sock, + priv->windowsize, + strerror (errno)); + } + + if (setsockopt (priv->sock, SOL_SOCKET, SO_SNDBUF, + &priv->windowsize, + sizeof (priv->windowsize)) < 0) { + gf_log (this->name, GF_LOG_ERROR, + "setting send window size failed:" + " %d: %d: %s", priv->sock, + priv->windowsize, + strerror (errno)); + } + } + + if (priv->nodelay && (sa_family != AF_UNIX)) { + ret = __socket_nodelay (priv->sock); + if (ret == -1) { + gf_log (this->name, GF_LOG_ERROR, + "setsockopt() failed for NODELAY (%s)", + strerror (errno)); + } + } + + if (!priv->bio) { + ret = __socket_nonblock (priv->sock); + + if (ret == -1) { + gf_log (this->name, GF_LOG_ERROR, + "NBIO on %d failed (%s)", + priv->sock, strerror (errno)); + close (priv->sock); + priv->sock = -1; + goto unlock; + } + } + + ret = __socket_server_bind (this); + + if (ret == -1) { + /* logged inside __socket_server_bind() */ + close (priv->sock); + priv->sock = -1; + goto unlock; + } + + if (priv->backlog) + ret = listen (priv->sock, priv->backlog); + else + ret = listen (priv->sock, 10); + + if (ret == -1) { + gf_log (this->name, GF_LOG_ERROR, + "could not set socket %d to listen mode (%s)", + priv->sock, strerror (errno)); + close (priv->sock); + priv->sock = -1; + goto unlock; + } + + rpc_transport_ref (this); + + priv->idx = event_register (ctx->event_pool, priv->sock, + socket_server_event_handler, + this, 1, 0); + + if (priv->idx == -1) { + gf_log (this->name, GF_LOG_WARNING, + "could not register socket %d with events", + priv->sock); + ret = -1; + close (priv->sock); + priv->sock = -1; + goto unlock; + } + } +unlock: + pthread_mutex_unlock (&priv->lock); + +out: + return ret; +} + + +static int32_t +socket_submit_request (rpc_transport_t *this, rpc_transport_req_t *req) +{ + socket_private_t *priv = NULL; + int ret = -1; + char need_poll_out = 0; + char need_append = 1; + struct ioq *entry = NULL; + glusterfs_ctx_t *ctx = NULL; + char a_byte = 'j'; + + GF_VALIDATE_OR_GOTO ("socket", this, out); + GF_VALIDATE_OR_GOTO ("socket", this->private, out); + + priv = this->private; + ctx = this->ctx; + + pthread_mutex_lock (&priv->lock); + { + if (priv->connected != 1) { + if (!priv->submit_log && !priv->connect_finish_log) { + gf_log (this->name, GF_LOG_INFO, + "not connected (priv->connected = %d)", + priv->connected); + priv->submit_log = 1; + } + goto unlock; + } + + priv->submit_log = 0; + entry = __socket_ioq_new (this, &req->msg); + if (!entry) + goto unlock; + + if (list_empty (&priv->ioq)) { + ret = __socket_ioq_churn_entry (this, entry, 1); + + if (ret == 0) { + need_append = 0; + } + if (ret > 0) { + need_poll_out = 1; + } + } + + if (need_append) { + list_add_tail (&entry->list, &priv->ioq); + if (priv->own_thread) { + /* + * Make sure the polling thread wakes up, by + * writing a byte to represent this entry. + */ + if (write(priv->pipe[1],&a_byte,1) < 1) { + gf_log(this->name,GF_LOG_WARNING, + "write error on pipe"); + } + } + ret = 0; + } + if (!priv->own_thread && need_poll_out) { + /* first entry to wait. continue writing on POLLOUT */ + priv->idx = event_select_on (ctx->event_pool, + priv->sock, + priv->idx, -1, 1); + } + } +unlock: + pthread_mutex_unlock (&priv->lock); + +out: + return ret; +} + + +static int32_t +socket_submit_reply (rpc_transport_t *this, rpc_transport_reply_t *reply) +{ + socket_private_t *priv = NULL; + int ret = -1; + char need_poll_out = 0; + char need_append = 1; + struct ioq *entry = NULL; + glusterfs_ctx_t *ctx = NULL; + char a_byte = 'd'; + + GF_VALIDATE_OR_GOTO ("socket", this, out); + GF_VALIDATE_OR_GOTO ("socket", this->private, out); + + priv = this->private; + ctx = this->ctx; + + pthread_mutex_lock (&priv->lock); + { + if (priv->connected != 1) { + if (!priv->submit_log && !priv->connect_finish_log) { + gf_log (this->name, GF_LOG_INFO, + "not connected (priv->connected = %d)", + priv->connected); + priv->submit_log = 1; + } + goto unlock; + } + + priv->submit_log = 0; + entry = __socket_ioq_new (this, &reply->msg); + if (!entry) + goto unlock; + + if (list_empty (&priv->ioq)) { + ret = __socket_ioq_churn_entry (this, entry, 1); + + if (ret == 0) { + need_append = 0; + } + if (ret > 0) { + need_poll_out = 1; + } + } + + if (need_append) { + list_add_tail (&entry->list, &priv->ioq); + if (priv->own_thread) { + /* + * Make sure the polling thread wakes up, by + * writing a byte to represent this entry. + */ + if (write(priv->pipe[1],&a_byte,1) < 1) { + gf_log(this->name,GF_LOG_WARNING, + "write error on pipe"); + } + } + ret = 0; + } + if (!priv->own_thread && need_poll_out) { + /* first entry to wait. continue writing on POLLOUT */ + priv->idx = event_select_on (ctx->event_pool, + priv->sock, + priv->idx, -1, 1); + } + } +unlock: + pthread_mutex_unlock (&priv->lock); + +out: + return ret; +} + + +static int32_t +socket_getpeername (rpc_transport_t *this, char *hostname, int hostlen) +{ + int32_t ret = -1; + + GF_VALIDATE_OR_GOTO ("socket", this, out); + GF_VALIDATE_OR_GOTO ("socket", hostname, out); + + if (hostlen < (strlen (this->peerinfo.identifier) + 1)) { + goto out; + } + + strcpy (hostname, this->peerinfo.identifier); + ret = 0; +out: + return ret; +} + + +static int32_t +socket_getpeeraddr (rpc_transport_t *this, char *peeraddr, int addrlen, + struct sockaddr_storage *sa, socklen_t salen) +{ + int32_t ret = -1; + + GF_VALIDATE_OR_GOTO ("socket", this, out); + GF_VALIDATE_OR_GOTO ("socket", sa, out); + + *sa = this->peerinfo.sockaddr; + + if (peeraddr != NULL) { + ret = socket_getpeername (this, peeraddr, addrlen); + } + ret = 0; + +out: + return ret; +} + + +static int32_t +socket_getmyname (rpc_transport_t *this, char *hostname, int hostlen) +{ + int32_t ret = -1; + + GF_VALIDATE_OR_GOTO ("socket", this, out); + GF_VALIDATE_OR_GOTO ("socket", hostname, out); + + if (hostlen < (strlen (this->myinfo.identifier) + 1)) { + goto out; + } + + strcpy (hostname, this->myinfo.identifier); + ret = 0; +out: + return ret; +} + + +static int32_t +socket_getmyaddr (rpc_transport_t *this, char *myaddr, int addrlen, + struct sockaddr_storage *sa, socklen_t salen) +{ + int32_t ret = 0; + + GF_VALIDATE_OR_GOTO ("socket", this, out); + GF_VALIDATE_OR_GOTO ("socket", sa, out); + + *sa = this->myinfo.sockaddr; + + if (myaddr != NULL) { + ret = socket_getmyname (this, myaddr, addrlen); + } + +out: + return ret; +} + + +static int +socket_throttle (rpc_transport_t *this, gf_boolean_t onoff) +{ + socket_private_t *priv = NULL; + + priv = this->private; + + /* The way we implement throttling is by taking off + POLLIN event from the polled flags. This way we + never get called with the POLLIN event and therefore + will never read() any more data until throttling + is turned off. + */ + priv->idx = event_select_on (this->ctx->event_pool, priv->sock, + priv->idx, (int) !onoff, -1); + return 0; +} + + +struct rpc_transport_ops tops = { + .listen = socket_listen, + .connect = socket_connect, + .disconnect = socket_disconnect, + .submit_request = socket_submit_request, + .submit_reply = socket_submit_reply, + .get_peername = socket_getpeername, + .get_peeraddr = socket_getpeeraddr, + .get_myname = socket_getmyname, + .get_myaddr = socket_getmyaddr, + .throttle = socket_throttle, +}; + +int +reconfigure (rpc_transport_t *this, dict_t *options) +{ + socket_private_t *priv = NULL; + gf_boolean_t tmp_bool = _gf_false; + char *optstr = NULL; + int ret = 0; + uint64_t windowsize = 0; + + GF_VALIDATE_OR_GOTO ("socket", this, out); + GF_VALIDATE_OR_GOTO ("socket", this->private, out); + + if (!this || !this->private) { + ret =-1; + goto out; + } + + priv = this->private; + + if (dict_get_str (this->options, "transport.socket.keepalive", + &optstr) == 0) { + if (gf_string2boolean (optstr, &tmp_bool) == -1) { + gf_log (this->name, GF_LOG_ERROR, + "'transport.socket.keepalive' takes only " + "boolean options, not taking any action"); + priv->keepalive = 1; + ret = -1; + goto out; + } + gf_log (this->name, GF_LOG_DEBUG, "Reconfigured transport.socket.keepalive"); + + priv->keepalive = tmp_bool; + } + else + priv->keepalive = 1; + + optstr = NULL; + if (dict_get_str (this->options, "tcp-window-size", + &optstr) == 0) { + if (gf_string2bytesize (optstr, &windowsize) != 0) { + gf_log (this->name, GF_LOG_ERROR, + "invalid number format: %s", optstr); + goto out; + } + } + + priv->windowsize = (int)windowsize; + + ret = 0; +out: + return ret; + +} + +static int +socket_init (rpc_transport_t *this) +{ + socket_private_t *priv = NULL; + gf_boolean_t tmp_bool = 0; + uint64_t windowsize = GF_DEFAULT_SOCKET_WINDOW_SIZE; + char *optstr = NULL; + uint32_t keepalive = 0; + uint32_t backlog = 0; + int session_id = 0; + + if (this->private) { + gf_log_callingfn (this->name, GF_LOG_ERROR, + "double init attempted"); + return -1; + } + + priv = GF_CALLOC (1, sizeof (*priv), gf_common_mt_socket_private_t); + if (!priv) { + return -1; + } + memset(priv,0,sizeof(*priv)); + + pthread_mutex_init (&priv->lock, NULL); + + priv->sock = -1; + priv->idx = -1; + priv->connected = -1; + priv->nodelay = 1; + priv->bio = 0; + priv->windowsize = GF_DEFAULT_SOCKET_WINDOW_SIZE; + INIT_LIST_HEAD (&priv->ioq); + + /* All the below section needs 'this->options' to be present */ + if (!this->options) + goto out; + + if (dict_get (this->options, "non-blocking-io")) { + optstr = data_to_str (dict_get (this->options, + "non-blocking-io")); + + if (gf_string2boolean (optstr, &tmp_bool) == -1) { + gf_log (this->name, GF_LOG_ERROR, + "'non-blocking-io' takes only boolean options," + " not taking any action"); + tmp_bool = 1; + } + + if (!tmp_bool) { + priv->bio = 1; + gf_log (this->name, GF_LOG_WARNING, + "disabling non-blocking IO"); + } + } + + optstr = NULL; + + // By default, we enable NODELAY + if (dict_get (this->options, "transport.socket.nodelay")) { + optstr = data_to_str (dict_get (this->options, + "transport.socket.nodelay")); + + if (gf_string2boolean (optstr, &tmp_bool) == -1) { + gf_log (this->name, GF_LOG_ERROR, + "'transport.socket.nodelay' takes only " + "boolean options, not taking any action"); + tmp_bool = 1; + } + if (!tmp_bool) { + priv->nodelay = 0; + gf_log (this->name, GF_LOG_DEBUG, + "disabling nodelay"); + } + } + + optstr = NULL; + if (dict_get_str (this->options, "tcp-window-size", + &optstr) == 0) { + if (gf_string2bytesize (optstr, &windowsize) != 0) { + gf_log (this->name, GF_LOG_ERROR, + "invalid number format: %s", optstr); + return -1; + } + } + + priv->windowsize = (int)windowsize; + + optstr = NULL; + /* Enable Keep-alive by default. */ + priv->keepalive = 1; + priv->keepaliveintvl = 2; + priv->keepaliveidle = 20; + if (dict_get_str (this->options, "transport.socket.keepalive", + &optstr) == 0) { + if (gf_string2boolean (optstr, &tmp_bool) == -1) { + gf_log (this->name, GF_LOG_ERROR, + "'transport.socket.keepalive' takes only " + "boolean options, not taking any action"); + tmp_bool = 1; + } + + if (!tmp_bool) + priv->keepalive = 0; + } + + if (dict_get_uint32 (this->options, + "transport.socket.keepalive-interval", + &keepalive) == 0) { + priv->keepaliveintvl = keepalive; + } + + if (dict_get_uint32 (this->options, + "transport.socket.keepalive-time", + &keepalive) == 0) { + priv->keepaliveidle = keepalive; + } + + if (dict_get_uint32 (this->options, + "transport.socket.listen-backlog", + &backlog) == 0) { + priv->backlog = backlog; + } + + optstr = NULL; + + /* Check if socket read failures are to be logged */ + priv->read_fail_log = 1; + if (dict_get (this->options, "transport.socket.read-fail-log")) { + optstr = data_to_str (dict_get (this->options, "transport.socket.read-fail-log")); + if (gf_string2boolean (optstr, &tmp_bool) == -1) { + gf_log (this->name, GF_LOG_WARNING, + "'transport.socket.read-fail-log' takes only " + "boolean options; logging socket read fails"); + } + else if (tmp_bool == _gf_false) { + priv->read_fail_log = 0; + } + } + + priv->windowsize = (int)windowsize; + + priv->ssl_enabled = _gf_false; + if (dict_get_str(this->options,SSL_ENABLED_OPT,&optstr) == 0) { + if (gf_string2boolean (optstr, &priv->ssl_enabled) != 0) { + gf_log (this->name, GF_LOG_ERROR, + "invalid value given for ssl-enabled boolean"); + } + } + + priv->ssl_own_cert = DEFAULT_CERT_PATH; + if (dict_get_str(this->options,SSL_OWN_CERT_OPT,&optstr) == 0) { + if (!priv->ssl_enabled) { + gf_log(this->name,GF_LOG_WARNING, + "%s specified without %s (ignored)", + SSL_OWN_CERT_OPT, SSL_ENABLED_OPT); + } + priv->ssl_own_cert = optstr; + } + priv->ssl_own_cert = gf_strdup(priv->ssl_own_cert); + + priv->ssl_private_key = DEFAULT_KEY_PATH; + if (dict_get_str(this->options,SSL_PRIVATE_KEY_OPT,&optstr) == 0) { + if (!priv->ssl_enabled) { + gf_log(this->name,GF_LOG_WARNING, + "%s specified without %s (ignored)", + SSL_PRIVATE_KEY_OPT, SSL_ENABLED_OPT); + } + priv->ssl_private_key = optstr; + } + priv->ssl_private_key = gf_strdup(priv->ssl_private_key); + + priv->ssl_ca_list = DEFAULT_CA_PATH; + if (dict_get_str(this->options,SSL_CA_LIST_OPT,&optstr) == 0) { + if (!priv->ssl_enabled) { + gf_log(this->name,GF_LOG_WARNING, + "%s specified without %s (ignored)", + SSL_CA_LIST_OPT, SSL_ENABLED_OPT); + } + priv->ssl_ca_list = optstr; + } + priv->ssl_ca_list = gf_strdup(priv->ssl_ca_list); + + gf_log(this->name,GF_LOG_INFO,"SSL support is %s", + priv->ssl_enabled ? "ENABLED" : "NOT enabled"); + /* + * This might get overridden temporarily in socket_connect (q.v.) + * if we're using the glusterd portmapper. + */ + priv->use_ssl = priv->ssl_enabled; + + priv->own_thread = priv->use_ssl; + if (dict_get_str(this->options,OWN_THREAD_OPT,&optstr) == 0) { + if (gf_string2boolean (optstr, &priv->own_thread) != 0) { + gf_log (this->name, GF_LOG_ERROR, + "invalid value given for own-thread boolean"); + } + } + gf_log(this->name,GF_LOG_INFO,"using %s polling thread", + priv->own_thread ? "private" : "system"); + + if (priv->use_ssl) { + SSL_library_init(); + SSL_load_error_strings(); + priv->ssl_meth = (SSL_METHOD *)TLSv1_method(); + priv->ssl_ctx = SSL_CTX_new(priv->ssl_meth); + + if (SSL_CTX_set_cipher_list(priv->ssl_ctx, + "HIGH:-SSLv2") == 0) { + gf_log(this->name,GF_LOG_ERROR, + "failed to find any valid ciphers"); + goto err; + } + + if (!SSL_CTX_use_certificate_chain_file(priv->ssl_ctx, + priv->ssl_own_cert)) { + gf_log(this->name,GF_LOG_ERROR, + "could not load our cert"); + goto err; + } + + if (!SSL_CTX_use_PrivateKey_file(priv->ssl_ctx, + priv->ssl_private_key, + SSL_FILETYPE_PEM)) { + gf_log(this->name,GF_LOG_ERROR, + "could not load private key"); + goto err; + } + + if (!SSL_CTX_load_verify_locations(priv->ssl_ctx, + priv->ssl_ca_list,0)) { + gf_log(this->name,GF_LOG_ERROR, + "could not load CA list"); + goto err; + } + +#if (OPENSSL_VERSION_NUMBER < 0x00905100L) + SSL_CTX_set_verify_depth(ctx,1); +#endif + + priv->ssl_session_id = ++session_id; + SSL_CTX_set_session_id_context(priv->ssl_ctx, + (void *)&priv->ssl_session_id, + sizeof(priv->ssl_session_id)); + + SSL_CTX_set_verify(priv->ssl_ctx,SSL_VERIFY_PEER,0); + } + + if (priv->own_thread) { + priv->ot_state = OT_IDLE; + } + +out: + this->private = priv; + return 0; + +err: + if (priv->ssl_own_cert) { + GF_FREE(priv->ssl_own_cert); + } + if (priv->ssl_private_key) { + GF_FREE(priv->ssl_private_key); + } + if (priv->ssl_ca_list) { + GF_FREE(priv->ssl_ca_list); + } + GF_FREE(priv); + return -1; +} + + +void +fini (rpc_transport_t *this) +{ + socket_private_t *priv = NULL; + + if (!this) + return; + + priv = this->private; + if (priv) { + if (priv->sock != -1) { + pthread_mutex_lock (&priv->lock); + { + __socket_ioq_flush (this); + __socket_reset (this); + } + pthread_mutex_unlock (&priv->lock); + } + gf_log (this->name, GF_LOG_TRACE, + "transport %p destroyed", this); + + pthread_mutex_destroy (&priv->lock); + if (priv->ssl_private_key) { + GF_FREE(priv->ssl_private_key); + } + if (priv->ssl_own_cert) { + GF_FREE(priv->ssl_own_cert); + } + if (priv->ssl_ca_list) { + GF_FREE(priv->ssl_ca_list); + } + GF_FREE (priv); + } + + this->private = NULL; +} + + +int32_t +init (rpc_transport_t *this) +{ + int ret = -1; + + ret = socket_init (this); + + if (ret == -1) { + gf_log (this->name, GF_LOG_DEBUG, "socket_init() failed"); + } + + return ret; +} + +struct volume_options options[] = { + { .key = {"remote-port", + "transport.remote-port", + "transport.socket.remote-port"}, + .type = GF_OPTION_TYPE_INT + }, + { .key = {"transport.socket.listen-port", "listen-port"}, + .type = GF_OPTION_TYPE_INT + }, + { .key = {"transport.socket.bind-address", "bind-address" }, + .type = GF_OPTION_TYPE_INTERNET_ADDRESS + }, + { .key = {"transport.socket.connect-path", "connect-path"}, + .type = GF_OPTION_TYPE_ANY + }, + { .key = {"transport.socket.bind-path", "bind-path"}, + .type = GF_OPTION_TYPE_ANY + }, + { .key = {"transport.socket.listen-path", "listen-path"}, + .type = GF_OPTION_TYPE_ANY + }, + { .key = { "transport.address-family", + "address-family" }, + .value = {"inet", "inet6", "unix", "inet-sdp" }, + .type = GF_OPTION_TYPE_STR + }, + + { .key = {"non-blocking-io"}, + .type = GF_OPTION_TYPE_BOOL + }, + { .key = {"tcp-window-size"}, + .type = GF_OPTION_TYPE_SIZET, + .min = GF_MIN_SOCKET_WINDOW_SIZE, + .max = GF_MAX_SOCKET_WINDOW_SIZE + }, + { .key = {"transport.socket.nodelay"}, + .type = GF_OPTION_TYPE_BOOL + }, + { .key = {"transport.socket.lowlat"}, + .type = GF_OPTION_TYPE_BOOL + }, + { .key = {"transport.socket.keepalive"}, + .type = GF_OPTION_TYPE_BOOL + }, + { .key = {"transport.socket.keepalive-interval"}, + .type = GF_OPTION_TYPE_INT + }, + { .key = {"transport.socket.keepalive-time"}, + .type = GF_OPTION_TYPE_INT + }, + { .key = {"transport.socket.listen-backlog"}, + .type = GF_OPTION_TYPE_INT + }, + { .key = {"transport.socket.read-fail-log"}, + .type = GF_OPTION_TYPE_BOOL + }, + { .key = {SSL_ENABLED_OPT}, + .type = GF_OPTION_TYPE_BOOL + }, + { .key = {SSL_OWN_CERT_OPT}, + .type = GF_OPTION_TYPE_STR + }, + { .key = {SSL_PRIVATE_KEY_OPT}, + .type = GF_OPTION_TYPE_STR + }, + { .key = {SSL_CA_LIST_OPT}, + .type = GF_OPTION_TYPE_STR + }, + { .key = {OWN_THREAD_OPT}, + .type = GF_OPTION_TYPE_BOOL + }, + { .key = {NULL} } +}; diff --git a/rpc/rpc-transport/socket/src/socket.h b/rpc/rpc-transport/socket/src/socket.h new file mode 100644 index 000000000..e0b412fcc --- /dev/null +++ b/rpc/rpc-transport/socket/src/socket.h @@ -0,0 +1,239 @@ +/* + Copyright (c) 2008-2012 Red Hat, Inc. <http://www.redhat.com> + This file is part of GlusterFS. + + This file is licensed to you under your choice of the GNU Lesser + General Public License, version 3 or any later version (LGPLv3 or + later), or the GNU General Public License, version 2 (GPLv2), in all + cases as published by the Free Software Foundation. +*/ + +#ifndef _SOCKET_H +#define _SOCKET_H + +#include <openssl/ssl.h> +#include <openssl/err.h> + +#ifndef _CONFIG_H +#define _CONFIG_H +#include "config.h" +#endif + +#include "event.h" +#include "rpc-transport.h" +#include "logging.h" +#include "dict.h" +#include "mem-pool.h" +#include "globals.h" + +#ifndef MAX_IOVEC +#define MAX_IOVEC 16 +#endif /* MAX_IOVEC */ + +#define GF_DEFAULT_SOCKET_LISTEN_PORT GF_DEFAULT_BASE_PORT + +#define RPC_MAX_FRAGMENT_SIZE 0x7fffffff + +/* The default window size will be 0, indicating not to set + * it to any size. Default size of Linux is found to be + * performance friendly. + * Linux allows us to over-ride the max values for the system. + * Should we over-ride them? Because if we set a value larger than the default + * setsockopt will fail. Having larger values might be beneficial for + * IB links. + */ +#define GF_DEFAULT_SOCKET_WINDOW_SIZE (0) +#define GF_MAX_SOCKET_WINDOW_SIZE (1 * GF_UNIT_MB) +#define GF_MIN_SOCKET_WINDOW_SIZE (0) +#define GF_USE_DEFAULT_KEEPALIVE (-1) + +typedef enum { + SP_STATE_NADA = 0, + SP_STATE_COMPLETE, + SP_STATE_READING_FRAGHDR, + SP_STATE_READ_FRAGHDR, + SP_STATE_READING_FRAG, +} sp_rpcrecord_state_t; + +typedef enum { + SP_STATE_RPCFRAG_INIT, + SP_STATE_READING_MSGTYPE, + SP_STATE_READ_MSGTYPE, +} sp_rpcfrag_state_t; + +typedef enum { + SP_STATE_SIMPLE_MSG_INIT, + SP_STATE_READING_SIMPLE_MSG, +} sp_rpcfrag_simple_msg_state_t; + +typedef enum { + SP_STATE_VECTORED_REQUEST_INIT, + SP_STATE_READING_CREDBYTES, + SP_STATE_READ_CREDBYTES, /* read credential data. */ + SP_STATE_READING_VERFBYTES, + SP_STATE_READ_VERFBYTES, /* read verifier data */ + SP_STATE_READING_PROGHDR, + SP_STATE_READ_PROGHDR, + SP_STATE_READING_PROGHDR_XDATA, + SP_STATE_READ_PROGHDR_XDATA, /* It's a bad "name" in the generic + RPC state machine, but greatly + aids code review (and xdata is + the only "consumer" of this state) + */ + SP_STATE_READING_PROG, +} sp_rpcfrag_vectored_request_state_t; + +typedef enum { + SP_STATE_REQUEST_HEADER_INIT, + SP_STATE_READING_RPCHDR1, + SP_STATE_READ_RPCHDR1, /* read msg from beginning till and + * including credlen + */ +} sp_rpcfrag_request_header_state_t; + +struct ioq { + union { + struct list_head list; + struct { + struct ioq *next; + struct ioq *prev; + }; + }; + + uint32_t fraghdr; + struct iovec vector[MAX_IOVEC]; + int count; + struct iovec *pending_vector; + int pending_count; + struct iobref *iobref; +}; + +typedef struct { + sp_rpcfrag_request_header_state_t header_state; + sp_rpcfrag_vectored_request_state_t vector_state; + int vector_sizer_state; +} sp_rpcfrag_request_state_t; + +typedef enum { + SP_STATE_VECTORED_REPLY_STATUS_INIT, + SP_STATE_READING_REPLY_STATUS, + SP_STATE_READ_REPLY_STATUS, +} sp_rpcfrag_vectored_reply_status_state_t; + +typedef enum { + SP_STATE_ACCEPTED_SUCCESS_REPLY_INIT, + SP_STATE_READING_PROC_HEADER, + SP_STATE_READING_PROC_OPAQUE, + SP_STATE_READ_PROC_OPAQUE, + SP_STATE_READ_PROC_HEADER, +} sp_rpcfrag_vectored_reply_accepted_success_state_t; + +typedef enum { + SP_STATE_ACCEPTED_REPLY_INIT, + SP_STATE_READING_REPLY_VERFLEN, + SP_STATE_READ_REPLY_VERFLEN, + SP_STATE_READING_REPLY_VERFBYTES, + SP_STATE_READ_REPLY_VERFBYTES, +} sp_rpcfrag_vectored_reply_accepted_state_t; + +typedef struct { + uint32_t accept_status; + sp_rpcfrag_vectored_reply_status_state_t status_state; + sp_rpcfrag_vectored_reply_accepted_state_t accepted_state; + sp_rpcfrag_vectored_reply_accepted_success_state_t accepted_success_state; +} sp_rpcfrag_vectored_reply_state_t; + +struct gf_sock_incoming_frag { + char *fragcurrent; + uint32_t bytes_read; + uint32_t remaining_size; + struct iovec vector; + struct iovec *pending_vector; + union { + sp_rpcfrag_request_state_t request; + sp_rpcfrag_vectored_reply_state_t reply; + } call_body; + + sp_rpcfrag_simple_msg_state_t simple_state; + sp_rpcfrag_state_t state; +}; + +#define GF_SOCKET_RA_MAX 1024 + +struct gf_sock_incoming { + sp_rpcrecord_state_t record_state; + struct gf_sock_incoming_frag frag; + char *proghdr_base_addr; + struct iobuf *iobuf; + size_t iobuf_size; + struct iovec vector[2]; + int count; + struct iovec payload_vector; + struct iobref *iobref; + rpc_request_info_t *request_info; + struct iovec *pending_vector; + int pending_count; + uint32_t fraghdr; + char complete_record; + msg_type_t msg_type; + size_t total_bytes_read; + + size_t ra_read; + size_t ra_max; + size_t ra_served; + char *ra_buf; +}; + +typedef enum { + OT_IDLE, /* Uninitialized or termination complete. */ + OT_SPAWNING, /* Past pthread_create but not in thread yet. */ + OT_RUNNING, /* Poller thread running normally. */ + OT_CALLBACK, /* Poller thread in the middle of a callback. */ + OT_PLEASE_DIE, /* Poller termination requested. */ +} ot_state_t; + +typedef struct { + int32_t sock; + int32_t idx; + /* -1 = not connected. 0 = in progress. 1 = connected */ + char connected; + char bio; + char connect_finish_log; + char submit_log; + union { + struct list_head ioq; + struct { + struct ioq *ioq_next; + struct ioq *ioq_prev; + }; + }; + struct gf_sock_incoming incoming; + pthread_mutex_t lock; + int windowsize; + char lowlat; + char nodelay; + int keepalive; + int keepaliveidle; + int keepaliveintvl; + uint32_t backlog; + gf_boolean_t read_fail_log; + gf_boolean_t ssl_enabled; + gf_boolean_t use_ssl; + SSL_METHOD *ssl_meth; + SSL_CTX *ssl_ctx; + int ssl_session_id; + BIO *ssl_sbio; + SSL *ssl_ssl; + char *ssl_own_cert; + char *ssl_private_key; + char *ssl_ca_list; + pthread_t thread; + int pipe[2]; + gf_boolean_t own_thread; + ot_state_t ot_state; + uint32_t ot_gen; + gf_boolean_t is_server; +} socket_private_t; + + +#endif diff --git a/rpc/xdr/Makefile.am b/rpc/xdr/Makefile.am new file mode 100644 index 000000000..af437a64d --- /dev/null +++ b/rpc/xdr/Makefile.am @@ -0,0 +1 @@ +SUBDIRS = src diff --git a/rpc/xdr/src/Makefile.am b/rpc/xdr/src/Makefile.am new file mode 100644 index 000000000..949e75e8d --- /dev/null +++ b/rpc/xdr/src/Makefile.am @@ -0,0 +1,25 @@ +lib_LTLIBRARIES = libgfxdr.la + +libgfxdr_la_CFLAGS = -Wall $(GF_CFLAGS) $(GF_DARWIN_LIBGLUSTERFS_CFLAGS) + +libgfxdr_la_CPPFLAGS = $(GF_CPPFLAGS) -D__USE_FILE_OFFSET64 \ + -I$(top_srcdir)/libglusterfs/src -I$(top_srcdir)/rpc/rpc-lib/src + +libgfxdr_la_LIBADD = $(top_builddir)/libglusterfs/src/libglusterfs.la \ + $(top_builddir)/rpc/rpc-lib/src/libgfrpc.la + +libgfxdr_la_SOURCES = xdr-generic.c rpc-common-xdr.c \ + glusterfs3-xdr.c \ + cli1-xdr.c \ + glusterd1-xdr.c \ + portmap-xdr.c \ + nlm4-xdr.c xdr-nfs3.c msg-nfs3.c nsm-xdr.c \ + nlmcbk-xdr.c acl3-xdr.c + +noinst_HEADERS = xdr-generic.h rpc-common-xdr.h \ + glusterfs3-xdr.h glusterfs3.h \ + cli1-xdr.h \ + glusterd1-xdr.h \ + portmap-xdr.h \ + nlm4-xdr.h xdr-nfs3.h msg-nfs3.h nsm-xdr.h \ + nlmcbk-xdr.h acl3-xdr.h diff --git a/rpc/xdr/src/acl.x b/rpc/xdr/src/acl.x new file mode 100644 index 000000000..6cf4f1d3b --- /dev/null +++ b/rpc/xdr/src/acl.x @@ -0,0 +1,48 @@ +/* + * Copyright (c) 2012 Red Hat, Inc. <http://www.redhat.com> + * This file is part of GlusterFS. + * + * This file is licensed to you under your choice of the GNU Lesser + * General Public License, version 3 or any later version (LGPLv3 or + * later), or the GNU General Public License, version 2 (GPLv2), in all + * cases as published by the Free Software Foundation. + */ + + +struct aclentry { + int type; + int uid; + int perm; +}; + +struct getaclargs { + netobj fh; + int mask; +}; + +struct getaclreply { + int status; + int attr_follows; + struct fattr3 attr; + int mask; + int aclcount; + struct aclentry aclentry<>; + int daclcount; + struct aclentry daclentry<>; +}; + +struct setaclargs { + netobj fh; + int mask; + int aclcount; + struct aclentry aclentry<>; + int daclcount; + struct aclentry daclentry<>; +}; + +struct setaclreply { + int status; + int attr_follows; + struct fattr3 attr; +}; + diff --git a/rpc/xdr/src/acl3-xdr.c b/rpc/xdr/src/acl3-xdr.c new file mode 100644 index 000000000..8fbaeff16 --- /dev/null +++ b/rpc/xdr/src/acl3-xdr.c @@ -0,0 +1,94 @@ +/* + * Copyright (c) 2012 Red Hat, Inc. <http://www.redhat.com> + * This file is part of GlusterFS. + * + * This file is licensed to you under your choice of the GNU Lesser + * General Public License, version 3 or any later version (LGPLv3 or + * later), or the GNU General Public License, version 2 (GPLv2), in all + * cases as published by the Free Software Foundation. + */ + +/* + * Please do not edit this file. + * It was generated using rpcgen. + */ + +#include "acl3-xdr.h" + +bool_t +xdr_aclentry (XDR *xdrs, aclentry *objp) +{ + if (!xdr_int (xdrs, &objp->type)) + return FALSE; + if (!xdr_int (xdrs, &objp->uid)) + return FALSE; + if (!xdr_int (xdrs, &objp->perm)) + return FALSE; + return TRUE; +} + +bool_t +xdr_getaclargs (XDR *xdrs, getaclargs *objp) +{ + if (!xdr_netobj (xdrs, &objp->fh)) + return FALSE; + if (!xdr_int (xdrs, &objp->mask)) + return FALSE; + return TRUE; +} + +bool_t +xdr_getaclreply (XDR *xdrs, getaclreply *objp) +{ + if (!xdr_int (xdrs, &objp->status)) + return FALSE; + if (!xdr_int (xdrs, &objp->attr_follows)) + return FALSE; + if (!xdr_fattr3 (xdrs, &objp->attr)) + return FALSE; + if (!xdr_int (xdrs, &objp->mask)) + return FALSE; + if (!xdr_int (xdrs, &objp->aclcount)) + return FALSE; + if (!xdr_array (xdrs, (char **)&objp->aclentry.aclentry_val, (u_int *) &objp->aclentry.aclentry_len, ~0, + sizeof (aclentry), (xdrproc_t) xdr_aclentry)) + return FALSE; + if (!xdr_int (xdrs, &objp->daclcount)) + return FALSE; + if (!xdr_array (xdrs, (char **)&objp->daclentry.daclentry_val, (u_int *) &objp->daclentry.daclentry_len, ~0, + sizeof (aclentry), (xdrproc_t) xdr_aclentry)) + return FALSE; + return TRUE; +} + +bool_t +xdr_setaclargs (XDR *xdrs, setaclargs *objp) +{ + if (!xdr_netobj (xdrs, &objp->fh)) + return FALSE; + if (!xdr_int (xdrs, &objp->mask)) + return FALSE; + if (!xdr_int (xdrs, &objp->aclcount)) + return FALSE; + if (!xdr_array (xdrs, (char **)&objp->aclentry.aclentry_val, (u_int *) &objp->aclentry.aclentry_len, ~0, + sizeof (aclentry), (xdrproc_t) xdr_aclentry)) + return FALSE; + if (!xdr_int (xdrs, &objp->daclcount)) + return FALSE; + if (!xdr_array (xdrs, (char **)&objp->daclentry.daclentry_val, (u_int *) &objp->daclentry.daclentry_len, ~0, + sizeof (aclentry), (xdrproc_t) xdr_aclentry)) + return FALSE; + return TRUE; +} + +bool_t +xdr_setaclreply (XDR *xdrs, setaclreply *objp) +{ + if (!xdr_int (xdrs, &objp->status)) + return FALSE; + if (!xdr_int (xdrs, &objp->attr_follows)) + return FALSE; + if (!xdr_fattr3 (xdrs, &objp->attr)) + return FALSE; + return TRUE; +} diff --git a/rpc/xdr/src/acl3-xdr.h b/rpc/xdr/src/acl3-xdr.h new file mode 100644 index 000000000..7cebaed69 --- /dev/null +++ b/rpc/xdr/src/acl3-xdr.h @@ -0,0 +1,107 @@ +/* + * Copyright (c) 2012 Red Hat, Inc. <http://www.redhat.com> + * This file is part of GlusterFS. + * + * This file is licensed to you under your choice of the GNU Lesser + * General Public License, version 3 or any later version (LGPLv3 or + * later), or the GNU General Public License, version 2 (GPLv2), in all + * cases as published by the Free Software Foundation. + */ + +/* + * Please do not edit this file. + * It was generated using rpcgen. + */ + +#ifndef _ACL_H_RPCGEN +#define _ACL_H_RPCGEN + +#include <rpc/rpc.h> +#include "xdr-nfs3.h" + +#ifdef __cplusplus +extern "C" { +#endif + + +struct aclentry { + int type; + int uid; + int perm; +}; +typedef struct aclentry aclentry; + +struct getaclargs { + netobj fh; + int mask; +}; +typedef struct getaclargs getaclargs; + +struct getaclreply { + int status; + int attr_follows; + struct fattr3 attr; + int mask; + int aclcount; + struct { + u_int aclentry_len; + struct aclentry *aclentry_val; + } aclentry; + int daclcount; + struct { + u_int daclentry_len; + struct aclentry *daclentry_val; + } daclentry; +}; +typedef struct getaclreply getaclreply; + +struct setaclargs { + netobj fh; + int mask; + int aclcount; + struct { + u_int aclentry_len; + struct aclentry *aclentry_val; + } aclentry; + int daclcount; + struct { + u_int daclentry_len; + struct aclentry *daclentry_val; + } daclentry; +}; +typedef struct setaclargs setaclargs; + +struct setaclreply { + int status; + int attr_follows; + struct fattr3 attr; +}; +typedef struct setaclreply setaclreply; + +#define ACL3_NULL 0 +#define ACL3_GETACL 1 +#define ACL3_SETACL 2 +#define ACL3_PROC_COUNT 3 +/* the xdr functions */ + +#if defined(__STDC__) || defined(__cplusplus) +extern bool_t xdr_aclentry (XDR *, aclentry*); +extern bool_t xdr_getaclargs (XDR *, getaclargs*); +extern bool_t xdr_getaclreply (XDR *, getaclreply*); +extern bool_t xdr_setaclargs (XDR *, setaclargs*); +extern bool_t xdr_setaclreply (XDR *, setaclreply*); + +#else /* K&R C */ +extern bool_t xdr_aclentry (); +extern bool_t xdr_getaclargs (); +extern bool_t xdr_getaclreply (); +extern bool_t xdr_setaclargs (); +extern bool_t xdr_setaclreply (); + +#endif /* K&R C */ + +#ifdef __cplusplus +} +#endif + +#endif /* !_ACL_H_RPCGEN */ diff --git a/rpc/xdr/src/cli1-xdr.c b/rpc/xdr/src/cli1-xdr.c new file mode 100644 index 000000000..97b210e14 --- /dev/null +++ b/rpc/xdr/src/cli1-xdr.c @@ -0,0 +1,365 @@ +/* + Copyright (c) 2007-2012 Red Hat, Inc. <http://www.redhat.com> + This file is part of GlusterFS. + + This file is licensed to you under your choice of the GNU Lesser + General Public License, version 3 or any later version (LGPLv3 or + later), or the GNU General Public License, version 2 (GPLv2), in all + cases as published by the Free Software Foundation. +*/ + +#include "xdr-common.h" +#include "compat.h" + +#if defined(__GNUC__) +#if __GNUC__ >= 4 +#pragma GCC diagnostic ignored "-Wunused-but-set-variable" +#endif +#endif + +/* + * Please do not edit this file. + * It was generated using rpcgen. + */ + +#include "cli1-xdr.h" + +bool_t +xdr_gf_cli_defrag_type (XDR *xdrs, gf_cli_defrag_type *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_enum (xdrs, (enum_t *) objp)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gf_defrag_status_t (XDR *xdrs, gf_defrag_status_t *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_enum (xdrs, (enum_t *) objp)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gf1_cluster_type (XDR *xdrs, gf1_cluster_type *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_enum (xdrs, (enum_t *) objp)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gf1_cli_replace_op (XDR *xdrs, gf1_cli_replace_op *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_enum (xdrs, (enum_t *) objp)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gf1_op_commands (XDR *xdrs, gf1_op_commands *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_enum (xdrs, (enum_t *) objp)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gf_quota_type (XDR *xdrs, gf_quota_type *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_enum (xdrs, (enum_t *) objp)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gf1_cli_friends_list (XDR *xdrs, gf1_cli_friends_list *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_enum (xdrs, (enum_t *) objp)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gf1_cli_get_volume (XDR *xdrs, gf1_cli_get_volume *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_enum (xdrs, (enum_t *) objp)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gf1_cli_sync_volume (XDR *xdrs, gf1_cli_sync_volume *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_enum (xdrs, (enum_t *) objp)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gf1_cli_op_flags (XDR *xdrs, gf1_cli_op_flags *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_enum (xdrs, (enum_t *) objp)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gf1_cli_gsync_set (XDR *xdrs, gf1_cli_gsync_set *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_enum (xdrs, (enum_t *) objp)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gf1_cli_stats_op (XDR *xdrs, gf1_cli_stats_op *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_enum (xdrs, (enum_t *) objp)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gf1_cli_top_op (XDR *xdrs, gf1_cli_top_op *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_enum (xdrs, (enum_t *) objp)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gf_cli_status_type (XDR *xdrs, gf_cli_status_type *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_enum (xdrs, (enum_t *) objp)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gf1_cli_snapshot (XDR *xdrs, gf1_cli_snapshot *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_enum (xdrs, (enum_t *) objp)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gf1_cli_snapshot_config (XDR *xdrs, gf1_cli_snapshot_config *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_enum (xdrs, (enum_t *) objp)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gf_cli_req (XDR *xdrs, gf_cli_req *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_bytes (xdrs, (char **)&objp->dict.dict_val, (u_int *) &objp->dict.dict_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gf_cli_rsp (XDR *xdrs, gf_cli_rsp *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + if (!xdr_string (xdrs, &objp->op_errstr, ~0)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->dict.dict_val, (u_int *) &objp->dict.dict_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gf1_cli_peer_list_req (XDR *xdrs, gf1_cli_peer_list_req *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_int (xdrs, &objp->flags)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->dict.dict_val, (u_int *) &objp->dict.dict_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gf1_cli_peer_list_rsp (XDR *xdrs, gf1_cli_peer_list_rsp *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->friends.friends_val, (u_int *) &objp->friends.friends_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gf1_cli_fsm_log_req (XDR *xdrs, gf1_cli_fsm_log_req *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_string (xdrs, &objp->name, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gf1_cli_fsm_log_rsp (XDR *xdrs, gf1_cli_fsm_log_rsp *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + if (!xdr_string (xdrs, &objp->op_errstr, ~0)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->fsm_log.fsm_log_val, (u_int *) &objp->fsm_log.fsm_log_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gf1_cli_getwd_req (XDR *xdrs, gf1_cli_getwd_req *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_int (xdrs, &objp->unused)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gf1_cli_getwd_rsp (XDR *xdrs, gf1_cli_getwd_rsp *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + if (!xdr_string (xdrs, &objp->wd, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gf1_cli_mount_req (XDR *xdrs, gf1_cli_mount_req *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_string (xdrs, &objp->label, ~0)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->dict.dict_val, (u_int *) &objp->dict.dict_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gf1_cli_mount_rsp (XDR *xdrs, gf1_cli_mount_rsp *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + if (!xdr_string (xdrs, &objp->path, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gf1_cli_umount_req (XDR *xdrs, gf1_cli_umount_req *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_int (xdrs, &objp->lazy)) + return FALSE; + if (!xdr_string (xdrs, &objp->path, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gf1_cli_umount_rsp (XDR *xdrs, gf1_cli_umount_rsp *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + return TRUE; +} diff --git a/rpc/xdr/src/cli1-xdr.h b/rpc/xdr/src/cli1-xdr.h new file mode 100644 index 000000000..5e8c29fbb --- /dev/null +++ b/rpc/xdr/src/cli1-xdr.h @@ -0,0 +1,369 @@ +/* + Copyright (c) 2007-2012 Red Hat, Inc. <http://www.redhat.com> + This file is part of GlusterFS. + + This file is licensed to you under your choice of the GNU Lesser + General Public License, version 3 or any later version (LGPLv3 or + later), or the GNU General Public License, version 2 (GPLv2), in all + cases as published by the Free Software Foundation. +*/ + +#include "xdr-common.h" +#include "compat.h" + +#if defined(__GNUC__) +#if __GNUC__ >= 4 +#pragma GCC diagnostic ignored "-Wunused-but-set-variable" +#endif +#endif + +/* + * Please do not edit this file. + * It was generated using rpcgen. + */ + +#ifndef _CLI1_XDR_H_RPCGEN +#define _CLI1_XDR_H_RPCGEN + +#include <rpc/rpc.h> + + +#ifdef __cplusplus +extern "C" { +#endif + + +enum gf_cli_defrag_type { + GF_DEFRAG_CMD_START = 1, + GF_DEFRAG_CMD_STOP = 1 + 1, + GF_DEFRAG_CMD_STATUS = 1 + 2, + GF_DEFRAG_CMD_START_LAYOUT_FIX = 1 + 3, + GF_DEFRAG_CMD_START_FORCE = 1 + 4, +}; +typedef enum gf_cli_defrag_type gf_cli_defrag_type; + +enum gf_defrag_status_t { + GF_DEFRAG_STATUS_NOT_STARTED = 0, + GF_DEFRAG_STATUS_STARTED = 1, + GF_DEFRAG_STATUS_STOPPED = 2, + GF_DEFRAG_STATUS_COMPLETE = 3, + GF_DEFRAG_STATUS_FAILED = 4, + GF_DEFRAG_STATUS_LAYOUT_FIX_STARTED = 5, + GF_DEFRAG_STATUS_LAYOUT_FIX_STOPPED = 6, + GF_DEFRAG_STATUS_LAYOUT_FIX_COMPLETE = 7, + GF_DEFRAG_STATUS_LAYOUT_FIX_FAILED = 8, +}; +typedef enum gf_defrag_status_t gf_defrag_status_t; + +enum gf1_cluster_type { + GF_CLUSTER_TYPE_NONE = 0, + GF_CLUSTER_TYPE_STRIPE = 0 + 1, + GF_CLUSTER_TYPE_REPLICATE = 0 + 2, + GF_CLUSTER_TYPE_STRIPE_REPLICATE = 0 + 3, +}; +typedef enum gf1_cluster_type gf1_cluster_type; + +enum gf1_cli_replace_op { + GF_REPLACE_OP_NONE = 0, + GF_REPLACE_OP_START = 0 + 1, + GF_REPLACE_OP_COMMIT = 0 + 2, + GF_REPLACE_OP_PAUSE = 0 + 3, + GF_REPLACE_OP_ABORT = 0 + 4, + GF_REPLACE_OP_STATUS = 0 + 5, + GF_REPLACE_OP_COMMIT_FORCE = 0 + 6, +}; +typedef enum gf1_cli_replace_op gf1_cli_replace_op; + +enum gf1_op_commands { + GF_OP_CMD_NONE = 0, + GF_OP_CMD_START = 0 + 1, + GF_OP_CMD_COMMIT = 0 + 2, + GF_OP_CMD_STOP = 0 + 3, + GF_OP_CMD_STATUS = 0 + 4, + GF_OP_CMD_COMMIT_FORCE = 0 + 5, +}; +typedef enum gf1_op_commands gf1_op_commands; + +enum gf_quota_type { + GF_QUOTA_OPTION_TYPE_NONE = 0, + GF_QUOTA_OPTION_TYPE_ENABLE = 0 + 1, + GF_QUOTA_OPTION_TYPE_DISABLE = 0 + 2, + GF_QUOTA_OPTION_TYPE_LIMIT_USAGE = 0 + 3, + GF_QUOTA_OPTION_TYPE_REMOVE = 0 + 4, + GF_QUOTA_OPTION_TYPE_LIST = 0 + 5, + GF_QUOTA_OPTION_TYPE_VERSION = 0 + 6, +}; +typedef enum gf_quota_type gf_quota_type; + +enum gf1_cli_friends_list { + GF_CLI_LIST_PEERS = 1, + GF_CLI_LIST_POOL_NODES = 2, +}; +typedef enum gf1_cli_friends_list gf1_cli_friends_list; + +enum gf1_cli_get_volume { + GF_CLI_GET_VOLUME_ALL = 1, + GF_CLI_GET_VOLUME = 1 + 1, + GF_CLI_GET_NEXT_VOLUME = 1 + 2, +}; +typedef enum gf1_cli_get_volume gf1_cli_get_volume; + +enum gf1_cli_sync_volume { + GF_CLI_SYNC_ALL = 1, +}; +typedef enum gf1_cli_sync_volume gf1_cli_sync_volume; + +enum gf1_cli_op_flags { + GF_CLI_FLAG_OP_FORCE = 1, +}; +typedef enum gf1_cli_op_flags gf1_cli_op_flags; + +enum gf1_cli_gsync_set { + GF_GSYNC_OPTION_TYPE_NONE = 0, + GF_GSYNC_OPTION_TYPE_START = 1, + GF_GSYNC_OPTION_TYPE_STOP = 2, + GF_GSYNC_OPTION_TYPE_CONFIG = 3, + GF_GSYNC_OPTION_TYPE_STATUS = 4, + GF_GSYNC_OPTION_TYPE_ROTATE = 5, + GF_GSYNC_OPTION_TYPE_CREATE = 6, + GF_GSYNC_OPTION_TYPE_DELETE = 7, +}; +typedef enum gf1_cli_gsync_set gf1_cli_gsync_set; + +enum gf1_cli_stats_op { + GF_CLI_STATS_NONE = 0, + GF_CLI_STATS_START = 1, + GF_CLI_STATS_STOP = 2, + GF_CLI_STATS_INFO = 3, + GF_CLI_STATS_TOP = 4, +}; +typedef enum gf1_cli_stats_op gf1_cli_stats_op; + +enum gf1_cli_top_op { + GF_CLI_TOP_NONE = 0, + GF_CLI_TOP_OPEN = 0 + 1, + GF_CLI_TOP_READ = 0 + 2, + GF_CLI_TOP_WRITE = 0 + 3, + GF_CLI_TOP_OPENDIR = 0 + 4, + GF_CLI_TOP_READDIR = 0 + 5, + GF_CLI_TOP_READ_PERF = 0 + 6, + GF_CLI_TOP_WRITE_PERF = 0 + 7, +}; +typedef enum gf1_cli_top_op gf1_cli_top_op; + +enum gf_cli_status_type { + GF_CLI_STATUS_NONE = 0x0000, + GF_CLI_STATUS_MEM = 0x0001, + GF_CLI_STATUS_CLIENTS = 0x0002, + GF_CLI_STATUS_INODE = 0x0004, + GF_CLI_STATUS_FD = 0x0008, + GF_CLI_STATUS_CALLPOOL = 0x0010, + GF_CLI_STATUS_DETAIL = 0x0020, + GF_CLI_STATUS_TASKS = 0x0040, + GF_CLI_STATUS_MASK = 0x00FF, + GF_CLI_STATUS_VOL = 0x0100, + GF_CLI_STATUS_ALL = 0x0200, + GF_CLI_STATUS_BRICK = 0x0400, + GF_CLI_STATUS_NFS = 0x0800, + GF_CLI_STATUS_SHD = 0x1000, +}; +typedef enum gf_cli_status_type gf_cli_status_type; + +enum gf1_cli_snapshot { + GF_SNAP_OPTION_TYPE_NONE = 0, + GF_SNAP_OPTION_TYPE_CREATE = 1, + GF_SNAP_OPTION_TYPE_DELETE = 2, + GF_SNAP_OPTION_TYPE_RESTORE = 3, + GF_SNAP_OPTION_TYPE_START = 4, + GF_SNAP_OPTION_TYPE_STOP = 5, + GF_SNAP_OPTION_TYPE_LIST = 6, + GF_SNAP_OPTION_TYPE_STATUS = 7, + GF_SNAP_OPTION_TYPE_CONFIG = 8, + GF_SNAP_OPTION_TYPE_INFO = 9, +}; +typedef enum gf1_cli_snapshot gf1_cli_snapshot; + +enum gf1_cli_snapshot_info { + GF_SNAP_INFO_TYPE_ALL = 0, + GF_SNAP_INFO_TYPE_SNAP = 1, + GF_SNAP_INFO_TYPE_VOL = 2, +}; +typedef enum gf1_cli_snapshot_info gf1_cli_snapshot_info; + +enum gf1_cli_snapshot_config { + GF_SNAP_CONFIG_TYPE_NONE = 0, + GF_SNAP_CONFIG_TYPE_SET = 1, + GF_SNAP_CONFIG_DISPLAY = 2, +}; +typedef enum gf1_cli_snapshot_config gf1_cli_snapshot_config; + +enum gf1_cli_snapshot_status { + GF_SNAP_STATUS_TYPE_ALL = 0, + GF_SNAP_STATUS_TYPE_SNAP = 1, + GF_SNAP_STATUS_TYPE_VOL = 2, +}; +typedef enum gf1_cli_snapshot_status gf1_cli_snapshot_status; + +struct gf_cli_req { + struct { + u_int dict_len; + char *dict_val; + } dict; +}; +typedef struct gf_cli_req gf_cli_req; + +struct gf_cli_rsp { + int op_ret; + int op_errno; + char *op_errstr; + struct { + u_int dict_len; + char *dict_val; + } dict; +}; +typedef struct gf_cli_rsp gf_cli_rsp; + +struct gf1_cli_peer_list_req { + int flags; + struct { + u_int dict_len; + char *dict_val; + } dict; +}; +typedef struct gf1_cli_peer_list_req gf1_cli_peer_list_req; + +struct gf1_cli_peer_list_rsp { + int op_ret; + int op_errno; + struct { + u_int friends_len; + char *friends_val; + } friends; +}; +typedef struct gf1_cli_peer_list_rsp gf1_cli_peer_list_rsp; + +struct gf1_cli_fsm_log_req { + char *name; +}; +typedef struct gf1_cli_fsm_log_req gf1_cli_fsm_log_req; + +struct gf1_cli_fsm_log_rsp { + int op_ret; + int op_errno; + char *op_errstr; + struct { + u_int fsm_log_len; + char *fsm_log_val; + } fsm_log; +}; +typedef struct gf1_cli_fsm_log_rsp gf1_cli_fsm_log_rsp; + +struct gf1_cli_getwd_req { + int unused; +}; +typedef struct gf1_cli_getwd_req gf1_cli_getwd_req; + +struct gf1_cli_getwd_rsp { + int op_ret; + int op_errno; + char *wd; +}; +typedef struct gf1_cli_getwd_rsp gf1_cli_getwd_rsp; + +struct gf1_cli_mount_req { + char *label; + struct { + u_int dict_len; + char *dict_val; + } dict; +}; +typedef struct gf1_cli_mount_req gf1_cli_mount_req; + +struct gf1_cli_mount_rsp { + int op_ret; + int op_errno; + char *path; +}; +typedef struct gf1_cli_mount_rsp gf1_cli_mount_rsp; + +struct gf1_cli_umount_req { + int lazy; + char *path; +}; +typedef struct gf1_cli_umount_req gf1_cli_umount_req; + +struct gf1_cli_umount_rsp { + int op_ret; + int op_errno; +}; +typedef struct gf1_cli_umount_rsp gf1_cli_umount_rsp; + +/* the xdr functions */ + +#if defined(__STDC__) || defined(__cplusplus) +extern bool_t xdr_gf_cli_defrag_type (XDR *, gf_cli_defrag_type*); +extern bool_t xdr_gf_defrag_status_t (XDR *, gf_defrag_status_t*); +extern bool_t xdr_gf1_cluster_type (XDR *, gf1_cluster_type*); +extern bool_t xdr_gf1_cli_replace_op (XDR *, gf1_cli_replace_op*); +extern bool_t xdr_gf1_op_commands (XDR *, gf1_op_commands*); +extern bool_t xdr_gf_quota_type (XDR *, gf_quota_type*); +extern bool_t xdr_gf1_cli_friends_list (XDR *, gf1_cli_friends_list*); +extern bool_t xdr_gf1_cli_get_volume (XDR *, gf1_cli_get_volume*); +extern bool_t xdr_gf1_cli_sync_volume (XDR *, gf1_cli_sync_volume*); +extern bool_t xdr_gf1_cli_op_flags (XDR *, gf1_cli_op_flags*); +extern bool_t xdr_gf1_cli_gsync_set (XDR *, gf1_cli_gsync_set*); +extern bool_t xdr_gf1_cli_stats_op (XDR *, gf1_cli_stats_op*); +extern bool_t xdr_gf1_cli_top_op (XDR *, gf1_cli_top_op*); +extern bool_t xdr_gf_cli_status_type (XDR *, gf_cli_status_type*); +extern bool_t xdr_gf1_cli_snapshot (XDR *, gf1_cli_snapshot*); +extern bool_t xdr_gf1_cli_snapshot_config (XDR *, gf1_cli_snapshot_config*); +extern bool_t xdr_gf_cli_req (XDR *, gf_cli_req*); +extern bool_t xdr_gf_cli_rsp (XDR *, gf_cli_rsp*); +extern bool_t xdr_gf1_cli_peer_list_req (XDR *, gf1_cli_peer_list_req*); +extern bool_t xdr_gf1_cli_peer_list_rsp (XDR *, gf1_cli_peer_list_rsp*); +extern bool_t xdr_gf1_cli_fsm_log_req (XDR *, gf1_cli_fsm_log_req*); +extern bool_t xdr_gf1_cli_fsm_log_rsp (XDR *, gf1_cli_fsm_log_rsp*); +extern bool_t xdr_gf1_cli_getwd_req (XDR *, gf1_cli_getwd_req*); +extern bool_t xdr_gf1_cli_getwd_rsp (XDR *, gf1_cli_getwd_rsp*); +extern bool_t xdr_gf1_cli_mount_req (XDR *, gf1_cli_mount_req*); +extern bool_t xdr_gf1_cli_mount_rsp (XDR *, gf1_cli_mount_rsp*); +extern bool_t xdr_gf1_cli_umount_req (XDR *, gf1_cli_umount_req*); +extern bool_t xdr_gf1_cli_umount_rsp (XDR *, gf1_cli_umount_rsp*); + +#else /* K&R C */ +extern bool_t xdr_gf_cli_defrag_type (); +extern bool_t xdr_gf_defrag_status_t (); +extern bool_t xdr_gf1_cluster_type (); +extern bool_t xdr_gf1_cli_replace_op (); +extern bool_t xdr_gf1_op_commands (); +extern bool_t xdr_gf_quota_type (); +extern bool_t xdr_gf1_cli_friends_list (); +extern bool_t xdr_gf1_cli_get_volume (); +extern bool_t xdr_gf1_cli_sync_volume (); +extern bool_t xdr_gf1_cli_op_flags (); +extern bool_t xdr_gf1_cli_gsync_set (); +extern bool_t xdr_gf1_cli_stats_op (); +extern bool_t xdr_gf1_cli_top_op (); +extern bool_t xdr_gf_cli_status_type (); +extern bool_t xdr_gf1_cli_snapshot (); +extern bool_t xdr_gf1_cli_snapshot_config (); +extern bool_t xdr_gf_cli_req (); +extern bool_t xdr_gf_cli_rsp (); +extern bool_t xdr_gf1_cli_peer_list_req (); +extern bool_t xdr_gf1_cli_peer_list_rsp (); +extern bool_t xdr_gf1_cli_fsm_log_req (); +extern bool_t xdr_gf1_cli_fsm_log_rsp (); +extern bool_t xdr_gf1_cli_getwd_req (); +extern bool_t xdr_gf1_cli_getwd_rsp (); +extern bool_t xdr_gf1_cli_mount_req (); +extern bool_t xdr_gf1_cli_mount_rsp (); +extern bool_t xdr_gf1_cli_umount_req (); +extern bool_t xdr_gf1_cli_umount_rsp (); + +#endif /* K&R C */ + +#ifdef __cplusplus +} +#endif + +#endif /* !_CLI1_XDR_H_RPCGEN */ diff --git a/rpc/xdr/src/cli1-xdr.x b/rpc/xdr/src/cli1-xdr.x new file mode 100644 index 000000000..f9d29b7e1 --- /dev/null +++ b/rpc/xdr/src/cli1-xdr.x @@ -0,0 +1,207 @@ + enum gf_cli_defrag_type { + GF_DEFRAG_CMD_START = 1, + GF_DEFRAG_CMD_STOP, + GF_DEFRAG_CMD_STATUS, + GF_DEFRAG_CMD_START_LAYOUT_FIX, + GF_DEFRAG_CMD_START_FORCE /* used by remove-brick data migration */ +} ; + + enum gf_defrag_status_t { + GF_DEFRAG_STATUS_NOT_STARTED, + GF_DEFRAG_STATUS_STARTED, + GF_DEFRAG_STATUS_STOPPED, + GF_DEFRAG_STATUS_COMPLETE, + GF_DEFRAG_STATUS_FAILED, + GF_DEFRAG_STATUS_LAYOUT_FIX_STARTED, + GF_DEFRAG_STATUS_LAYOUT_FIX_STOPPED, + GF_DEFRAG_STATUS_LAYOUT_FIX_COMPLETE, + GF_DEFRAG_STATUS_LAYOUT_FIX_FAILED +} ; + + enum gf1_cluster_type { + GF_CLUSTER_TYPE_NONE = 0, + GF_CLUSTER_TYPE_STRIPE, + GF_CLUSTER_TYPE_REPLICATE, + GF_CLUSTER_TYPE_STRIPE_REPLICATE +} ; + + enum gf1_cli_replace_op { + GF_REPLACE_OP_NONE = 0, + GF_REPLACE_OP_START, + GF_REPLACE_OP_COMMIT, + GF_REPLACE_OP_PAUSE, + GF_REPLACE_OP_ABORT, + GF_REPLACE_OP_STATUS, + GF_REPLACE_OP_COMMIT_FORCE +} ; + + enum gf1_op_commands { + GF_OP_CMD_NONE = 0, + GF_OP_CMD_START, + GF_OP_CMD_COMMIT, + GF_OP_CMD_STOP, + GF_OP_CMD_STATUS, + GF_OP_CMD_COMMIT_FORCE +} ; + +enum gf_quota_type { + GF_QUOTA_OPTION_TYPE_NONE = 0, + GF_QUOTA_OPTION_TYPE_ENABLE, + GF_QUOTA_OPTION_TYPE_DISABLE, + GF_QUOTA_OPTION_TYPE_LIMIT_USAGE, + GF_QUOTA_OPTION_TYPE_REMOVE, + GF_QUOTA_OPTION_TYPE_LIST, + GF_QUOTA_OPTION_TYPE_VERSION +}; + +enum gf1_cli_friends_list { + GF_CLI_LIST_PEERS = 1, + GF_CLI_LIST_POOL_NODES = 2 +} ; + +enum gf1_cli_get_volume { + GF_CLI_GET_VOLUME_ALL = 1, + GF_CLI_GET_VOLUME, + GF_CLI_GET_NEXT_VOLUME +} ; + +enum gf1_cli_sync_volume { + GF_CLI_SYNC_ALL = 1 +} ; + +enum gf1_cli_op_flags { + GF_CLI_FLAG_OP_FORCE = 1 +}; + +enum gf1_cli_gsync_set { + GF_GSYNC_OPTION_TYPE_NONE, + GF_GSYNC_OPTION_TYPE_START, + GF_GSYNC_OPTION_TYPE_STOP, + GF_GSYNC_OPTION_TYPE_CONFIG, + GF_GSYNC_OPTION_TYPE_STATUS, + GF_GSYNC_OPTION_TYPE_ROTATE, + GF_GSYNC_OPTION_TYPE_CREATE, + GF_GSYNC_OPTION_TYPE_DELETE +}; + +enum gf1_cli_stats_op { + GF_CLI_STATS_NONE = 0, + GF_CLI_STATS_START = 1, + GF_CLI_STATS_STOP = 2, + GF_CLI_STATS_INFO = 3, + GF_CLI_STATS_TOP = 4 +}; + +enum gf1_cli_top_op { + GF_CLI_TOP_NONE = 0, + GF_CLI_TOP_OPEN, + GF_CLI_TOP_READ, + GF_CLI_TOP_WRITE, + GF_CLI_TOP_OPENDIR, + GF_CLI_TOP_READDIR, + GF_CLI_TOP_READ_PERF, + GF_CLI_TOP_WRITE_PERF +}; + +/* The unconventional hex numbers help us perform + bit-wise operations which reduces complexity */ +enum gf_cli_status_type { + GF_CLI_STATUS_NONE = 0x0000, + GF_CLI_STATUS_MEM = 0x0001, /*0000000000001*/ + GF_CLI_STATUS_CLIENTS = 0x0002, /*0000000000010*/ + GF_CLI_STATUS_INODE = 0x0004, /*0000000000100*/ + GF_CLI_STATUS_FD = 0x0008, /*0000000001000*/ + GF_CLI_STATUS_CALLPOOL = 0x0010, /*0000000010000*/ + GF_CLI_STATUS_DETAIL = 0x0020, /*0000000100000*/ + GF_CLI_STATUS_TASKS = 0x0040, /*0000001000000*/ + GF_CLI_STATUS_MASK = 0x00FF, /*0000011111111 Used to get the op*/ + GF_CLI_STATUS_VOL = 0x0100, /*0000100000000*/ + GF_CLI_STATUS_ALL = 0x0200, /*0001000000000*/ + GF_CLI_STATUS_BRICK = 0x0400, /*0010000000000*/ + GF_CLI_STATUS_NFS = 0x0800, /*0100000000000*/ + GF_CLI_STATUS_SHD = 0x1000 /*1000000000000*/ +}; + +/* Identifiers for snapshot clis */ +enum gf1_cli_snapshot { + GF_SNAP_OPTION_TYPE_NONE = 0, + GF_SNAP_OPTION_TYPE_CREATE, + GF_SNAP_OPTION_TYPE_DELETE, + GF_SNAP_OPTION_TYPE_RESTORE, + GF_SNAP_OPTION_TYPE_START, + GF_SNAP_OPTION_TYPE_STOP, + GF_SNAP_OPTION_TYPE_LIST, + GF_SNAP_OPTION_TYPE_STATUS, + GF_SNAP_OPTION_TYPE_CONFIG +}; + +enum gf1_cli_snapshot_config { + GF_SNAP_CONFIG_TYPE_NONE = 0, + GF_SNAP_CONFIG_TYPE_SET, + GF_SNAP_CONFIG_DISPLAY, + +}; + + struct gf_cli_req { + opaque dict<>; +} ; + + struct gf_cli_rsp { + int op_ret; + int op_errno; + string op_errstr<>; + opaque dict<>; +} ; + +struct gf1_cli_peer_list_req { + int flags; + opaque dict<>; +} ; + +struct gf1_cli_peer_list_rsp { + int op_ret; + int op_errno; + opaque friends<>; +} ; + +struct gf1_cli_fsm_log_req { + string name<>; +}; + +struct gf1_cli_fsm_log_rsp { + int op_ret; + int op_errno; + string op_errstr<>; + opaque fsm_log<>; +}; + +struct gf1_cli_getwd_req { + int unused; +} ; + +struct gf1_cli_getwd_rsp { + int op_ret; + int op_errno; + string wd<>; +}; + +struct gf1_cli_mount_req { + string label<>; + opaque dict<>; +}; + +struct gf1_cli_mount_rsp { + int op_ret; + int op_errno; + string path<>; +}; + +struct gf1_cli_umount_req { + int lazy; + string path<>; +}; + +struct gf1_cli_umount_rsp { + int op_ret; + int op_errno; +}; diff --git a/rpc/xdr/src/glusterd1-xdr.c b/rpc/xdr/src/glusterd1-xdr.c new file mode 100644 index 000000000..7fa98aaeb --- /dev/null +++ b/rpc/xdr/src/glusterd1-xdr.c @@ -0,0 +1,923 @@ +/* + Copyright (c) 2007-2012 Red Hat, Inc. <http://www.redhat.com> + This file is part of GlusterFS. + + This file is licensed to you under your choice of the GNU Lesser + General Public License, version 3 or any later version (LGPLv3 or + later), or the GNU General Public License, version 2 (GPLv2), in all + cases as published by the Free Software Foundation. +*/ + +#include "xdr-common.h" +#include "compat.h" + +#if defined(__GNUC__) +#if __GNUC__ >= 4 +#pragma GCC diagnostic ignored "-Wunused-but-set-variable" +#endif +#endif + +/* + * Please do not edit this file. + * It was generated using rpcgen. + */ + +#include "glusterd1-xdr.h" + +bool_t +xdr_glusterd_volume_status (XDR *xdrs, glusterd_volume_status *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_enum (xdrs, (enum_t *) objp)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gd1_mgmt_probe_req (XDR *xdrs, gd1_mgmt_probe_req *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_vector (xdrs, (char *)objp->uuid, 16, + sizeof (u_char), (xdrproc_t) xdr_u_char)) + return FALSE; + if (!xdr_string (xdrs, &objp->hostname, ~0)) + return FALSE; + if (!xdr_int (xdrs, &objp->port)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gd1_mgmt_probe_rsp (XDR *xdrs, gd1_mgmt_probe_rsp *objp) +{ + register int32_t *buf; + buf = NULL; + + + if (xdrs->x_op == XDR_ENCODE) { + if (!xdr_vector (xdrs, (char *)objp->uuid, 16, + sizeof (u_char), (xdrproc_t) xdr_u_char)) + return FALSE; + if (!xdr_string (xdrs, &objp->hostname, ~0)) + return FALSE; + buf = XDR_INLINE (xdrs, 3 * BYTES_PER_XDR_UNIT); + if (buf == NULL) { + if (!xdr_int (xdrs, &objp->port)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + + } else { + IXDR_PUT_LONG(buf, objp->port); + IXDR_PUT_LONG(buf, objp->op_ret); + IXDR_PUT_LONG(buf, objp->op_errno); + } + if (!xdr_string (xdrs, &objp->op_errstr, ~0)) + return FALSE; + return TRUE; + } else if (xdrs->x_op == XDR_DECODE) { + if (!xdr_vector (xdrs, (char *)objp->uuid, 16, + sizeof (u_char), (xdrproc_t) xdr_u_char)) + return FALSE; + if (!xdr_string (xdrs, &objp->hostname, ~0)) + return FALSE; + buf = XDR_INLINE (xdrs, 3 * BYTES_PER_XDR_UNIT); + if (buf == NULL) { + if (!xdr_int (xdrs, &objp->port)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + + } else { + objp->port = IXDR_GET_LONG(buf); + objp->op_ret = IXDR_GET_LONG(buf); + objp->op_errno = IXDR_GET_LONG(buf); + } + if (!xdr_string (xdrs, &objp->op_errstr, ~0)) + return FALSE; + return TRUE; + } + + if (!xdr_vector (xdrs, (char *)objp->uuid, 16, + sizeof (u_char), (xdrproc_t) xdr_u_char)) + return FALSE; + if (!xdr_string (xdrs, &objp->hostname, ~0)) + return FALSE; + if (!xdr_int (xdrs, &objp->port)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + if (!xdr_string (xdrs, &objp->op_errstr, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gd1_mgmt_friend_req (XDR *xdrs, gd1_mgmt_friend_req *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_vector (xdrs, (char *)objp->uuid, 16, + sizeof (u_char), (xdrproc_t) xdr_u_char)) + return FALSE; + if (!xdr_string (xdrs, &objp->hostname, ~0)) + return FALSE; + if (!xdr_int (xdrs, &objp->port)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->vols.vols_val, (u_int *) &objp->vols.vols_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gd1_mgmt_friend_rsp (XDR *xdrs, gd1_mgmt_friend_rsp *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_vector (xdrs, (char *)objp->uuid, 16, + sizeof (u_char), (xdrproc_t) xdr_u_char)) + return FALSE; + if (!xdr_string (xdrs, &objp->hostname, ~0)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + if (!xdr_int (xdrs, &objp->port)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gd1_mgmt_unfriend_req (XDR *xdrs, gd1_mgmt_unfriend_req *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_vector (xdrs, (char *)objp->uuid, 16, + sizeof (u_char), (xdrproc_t) xdr_u_char)) + return FALSE; + if (!xdr_string (xdrs, &objp->hostname, ~0)) + return FALSE; + if (!xdr_int (xdrs, &objp->port)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gd1_mgmt_unfriend_rsp (XDR *xdrs, gd1_mgmt_unfriend_rsp *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_vector (xdrs, (char *)objp->uuid, 16, + sizeof (u_char), (xdrproc_t) xdr_u_char)) + return FALSE; + if (!xdr_string (xdrs, &objp->hostname, ~0)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + if (!xdr_int (xdrs, &objp->port)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gd1_mgmt_cluster_lock_req (XDR *xdrs, gd1_mgmt_cluster_lock_req *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_vector (xdrs, (char *)objp->uuid, 16, + sizeof (u_char), (xdrproc_t) xdr_u_char)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gd1_mgmt_cluster_lock_rsp (XDR *xdrs, gd1_mgmt_cluster_lock_rsp *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_vector (xdrs, (char *)objp->uuid, 16, + sizeof (u_char), (xdrproc_t) xdr_u_char)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gd1_mgmt_cluster_unlock_req (XDR *xdrs, gd1_mgmt_cluster_unlock_req *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_vector (xdrs, (char *)objp->uuid, 16, + sizeof (u_char), (xdrproc_t) xdr_u_char)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gd1_mgmt_cluster_unlock_rsp (XDR *xdrs, gd1_mgmt_cluster_unlock_rsp *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_vector (xdrs, (char *)objp->uuid, 16, + sizeof (u_char), (xdrproc_t) xdr_u_char)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gd1_mgmt_stage_op_req (XDR *xdrs, gd1_mgmt_stage_op_req *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_vector (xdrs, (char *)objp->uuid, 16, + sizeof (u_char), (xdrproc_t) xdr_u_char)) + return FALSE; + if (!xdr_int (xdrs, &objp->op)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->buf.buf_val, (u_int *) &objp->buf.buf_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gd1_mgmt_stage_op_rsp (XDR *xdrs, gd1_mgmt_stage_op_rsp *objp) +{ + register int32_t *buf; + buf = NULL; + + + if (xdrs->x_op == XDR_ENCODE) { + if (!xdr_vector (xdrs, (char *)objp->uuid, 16, + sizeof (u_char), (xdrproc_t) xdr_u_char)) + return FALSE; + buf = XDR_INLINE (xdrs, 3 * BYTES_PER_XDR_UNIT); + if (buf == NULL) { + if (!xdr_int (xdrs, &objp->op)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + + } else { + IXDR_PUT_LONG(buf, objp->op); + IXDR_PUT_LONG(buf, objp->op_ret); + IXDR_PUT_LONG(buf, objp->op_errno); + } + if (!xdr_string (xdrs, &objp->op_errstr, ~0)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->dict.dict_val, (u_int *) &objp->dict.dict_len, ~0)) + return FALSE; + return TRUE; + } else if (xdrs->x_op == XDR_DECODE) { + if (!xdr_vector (xdrs, (char *)objp->uuid, 16, + sizeof (u_char), (xdrproc_t) xdr_u_char)) + return FALSE; + buf = XDR_INLINE (xdrs, 3 * BYTES_PER_XDR_UNIT); + if (buf == NULL) { + if (!xdr_int (xdrs, &objp->op)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + + } else { + objp->op = IXDR_GET_LONG(buf); + objp->op_ret = IXDR_GET_LONG(buf); + objp->op_errno = IXDR_GET_LONG(buf); + } + if (!xdr_string (xdrs, &objp->op_errstr, ~0)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->dict.dict_val, (u_int *) &objp->dict.dict_len, ~0)) + return FALSE; + return TRUE; + } + + if (!xdr_vector (xdrs, (char *)objp->uuid, 16, + sizeof (u_char), (xdrproc_t) xdr_u_char)) + return FALSE; + if (!xdr_int (xdrs, &objp->op)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + if (!xdr_string (xdrs, &objp->op_errstr, ~0)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->dict.dict_val, (u_int *) &objp->dict.dict_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gd1_mgmt_commit_op_req (XDR *xdrs, gd1_mgmt_commit_op_req *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_vector (xdrs, (char *)objp->uuid, 16, + sizeof (u_char), (xdrproc_t) xdr_u_char)) + return FALSE; + if (!xdr_int (xdrs, &objp->op)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->buf.buf_val, (u_int *) &objp->buf.buf_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gd1_mgmt_commit_op_rsp (XDR *xdrs, gd1_mgmt_commit_op_rsp *objp) +{ + register int32_t *buf; + buf = NULL; + + + if (xdrs->x_op == XDR_ENCODE) { + if (!xdr_vector (xdrs, (char *)objp->uuid, 16, + sizeof (u_char), (xdrproc_t) xdr_u_char)) + return FALSE; + buf = XDR_INLINE (xdrs, 3 * BYTES_PER_XDR_UNIT); + if (buf == NULL) { + if (!xdr_int (xdrs, &objp->op)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + + } else { + IXDR_PUT_LONG(buf, objp->op); + IXDR_PUT_LONG(buf, objp->op_ret); + IXDR_PUT_LONG(buf, objp->op_errno); + } + if (!xdr_bytes (xdrs, (char **)&objp->dict.dict_val, (u_int *) &objp->dict.dict_len, ~0)) + return FALSE; + if (!xdr_string (xdrs, &objp->op_errstr, ~0)) + return FALSE; + return TRUE; + } else if (xdrs->x_op == XDR_DECODE) { + if (!xdr_vector (xdrs, (char *)objp->uuid, 16, + sizeof (u_char), (xdrproc_t) xdr_u_char)) + return FALSE; + buf = XDR_INLINE (xdrs, 3 * BYTES_PER_XDR_UNIT); + if (buf == NULL) { + if (!xdr_int (xdrs, &objp->op)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + + } else { + objp->op = IXDR_GET_LONG(buf); + objp->op_ret = IXDR_GET_LONG(buf); + objp->op_errno = IXDR_GET_LONG(buf); + } + if (!xdr_bytes (xdrs, (char **)&objp->dict.dict_val, (u_int *) &objp->dict.dict_len, ~0)) + return FALSE; + if (!xdr_string (xdrs, &objp->op_errstr, ~0)) + return FALSE; + return TRUE; + } + + if (!xdr_vector (xdrs, (char *)objp->uuid, 16, + sizeof (u_char), (xdrproc_t) xdr_u_char)) + return FALSE; + if (!xdr_int (xdrs, &objp->op)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->dict.dict_val, (u_int *) &objp->dict.dict_len, ~0)) + return FALSE; + if (!xdr_string (xdrs, &objp->op_errstr, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gd1_mgmt_friend_update (XDR *xdrs, gd1_mgmt_friend_update *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_vector (xdrs, (char *)objp->uuid, 16, + sizeof (u_char), (xdrproc_t) xdr_u_char)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->friends.friends_val, (u_int *) &objp->friends.friends_len, ~0)) + return FALSE; + if (!xdr_int (xdrs, &objp->port)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gd1_mgmt_friend_update_rsp (XDR *xdrs, gd1_mgmt_friend_update_rsp *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_vector (xdrs, (char *)objp->uuid, 16, + sizeof (u_char), (xdrproc_t) xdr_u_char)) + return FALSE; + if (!xdr_int (xdrs, &objp->op)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gd1_mgmt_brick_op_req (XDR *xdrs, gd1_mgmt_brick_op_req *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_string (xdrs, &objp->name, ~0)) + return FALSE; + if (!xdr_int (xdrs, &objp->op)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->input.input_val, (u_int *) &objp->input.input_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gd1_mgmt_brick_op_rsp (XDR *xdrs, gd1_mgmt_brick_op_rsp *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->output.output_val, (u_int *) &objp->output.output_len, ~0)) + return FALSE; + if (!xdr_string (xdrs, &objp->op_errstr, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gd1_mgmt_v3_lock_req (XDR *xdrs, gd1_mgmt_v3_lock_req *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_vector (xdrs, (char *)objp->uuid, 16, + sizeof (u_char), (xdrproc_t) xdr_u_char)) + return FALSE; + if (!xdr_vector (xdrs, (char *)objp->txn_id, 16, + sizeof (u_char), (xdrproc_t) xdr_u_char)) + return FALSE; + if (!xdr_int (xdrs, &objp->op)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->dict.dict_val, (u_int *) &objp->dict.dict_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gd1_mgmt_v3_lock_rsp (XDR *xdrs, gd1_mgmt_v3_lock_rsp *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_vector (xdrs, (char *)objp->uuid, 16, + sizeof (u_char), (xdrproc_t) xdr_u_char)) + return FALSE; + if (!xdr_vector (xdrs, (char *)objp->txn_id, 16, + sizeof (u_char), (xdrproc_t) xdr_u_char)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->dict.dict_val, (u_int *) &objp->dict.dict_len, ~0)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gd1_mgmt_v3_pre_val_req (XDR *xdrs, gd1_mgmt_v3_pre_val_req *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_vector (xdrs, (char *)objp->uuid, 16, + sizeof (u_char), (xdrproc_t) xdr_u_char)) + return FALSE; + if (!xdr_int (xdrs, &objp->op)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->dict.dict_val, (u_int *) &objp->dict.dict_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gd1_mgmt_v3_pre_val_rsp (XDR *xdrs, gd1_mgmt_v3_pre_val_rsp *objp) +{ + register int32_t *buf; + buf = NULL; + + + if (xdrs->x_op == XDR_ENCODE) { + if (!xdr_vector (xdrs, (char *)objp->uuid, 16, + sizeof (u_char), (xdrproc_t) xdr_u_char)) + return FALSE; + buf = XDR_INLINE (xdrs, 3 * BYTES_PER_XDR_UNIT); + if (buf == NULL) { + if (!xdr_int (xdrs, &objp->op)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + + } else { + IXDR_PUT_LONG(buf, objp->op); + IXDR_PUT_LONG(buf, objp->op_ret); + IXDR_PUT_LONG(buf, objp->op_errno); + } + if (!xdr_string (xdrs, &objp->op_errstr, ~0)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->dict.dict_val, (u_int *) &objp->dict.dict_len, ~0)) + return FALSE; + return TRUE; + } else if (xdrs->x_op == XDR_DECODE) { + if (!xdr_vector (xdrs, (char *)objp->uuid, 16, + sizeof (u_char), (xdrproc_t) xdr_u_char)) + return FALSE; + buf = XDR_INLINE (xdrs, 3 * BYTES_PER_XDR_UNIT); + if (buf == NULL) { + if (!xdr_int (xdrs, &objp->op)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + + } else { + objp->op = IXDR_GET_LONG(buf); + objp->op_ret = IXDR_GET_LONG(buf); + objp->op_errno = IXDR_GET_LONG(buf); + } + if (!xdr_string (xdrs, &objp->op_errstr, ~0)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->dict.dict_val, (u_int *) &objp->dict.dict_len, ~0)) + return FALSE; + return TRUE; + } + + if (!xdr_vector (xdrs, (char *)objp->uuid, 16, + sizeof (u_char), (xdrproc_t) xdr_u_char)) + return FALSE; + if (!xdr_int (xdrs, &objp->op)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + if (!xdr_string (xdrs, &objp->op_errstr, ~0)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->dict.dict_val, (u_int *) &objp->dict.dict_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gd1_mgmt_v3_brick_op_req (XDR *xdrs, gd1_mgmt_v3_brick_op_req *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_vector (xdrs, (char *)objp->uuid, 16, + sizeof (u_char), (xdrproc_t) xdr_u_char)) + return FALSE; + if (!xdr_int (xdrs, &objp->op)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->dict.dict_val, (u_int *) &objp->dict.dict_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gd1_mgmt_v3_brick_op_rsp (XDR *xdrs, gd1_mgmt_v3_brick_op_rsp *objp) +{ + register int32_t *buf; + buf = NULL; + + + if (xdrs->x_op == XDR_ENCODE) { + if (!xdr_vector (xdrs, (char *)objp->uuid, 16, + sizeof (u_char), (xdrproc_t) xdr_u_char)) + return FALSE; + buf = XDR_INLINE (xdrs, 3 * BYTES_PER_XDR_UNIT); + if (buf == NULL) { + if (!xdr_int (xdrs, &objp->op)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + + } else { + IXDR_PUT_LONG(buf, objp->op); + IXDR_PUT_LONG(buf, objp->op_ret); + IXDR_PUT_LONG(buf, objp->op_errno); + } + if (!xdr_string (xdrs, &objp->op_errstr, ~0)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->dict.dict_val, (u_int *) &objp->dict.dict_len, ~0)) + return FALSE; + return TRUE; + } else if (xdrs->x_op == XDR_DECODE) { + if (!xdr_vector (xdrs, (char *)objp->uuid, 16, + sizeof (u_char), (xdrproc_t) xdr_u_char)) + return FALSE; + buf = XDR_INLINE (xdrs, 3 * BYTES_PER_XDR_UNIT); + if (buf == NULL) { + if (!xdr_int (xdrs, &objp->op)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + + } else { + objp->op = IXDR_GET_LONG(buf); + objp->op_ret = IXDR_GET_LONG(buf); + objp->op_errno = IXDR_GET_LONG(buf); + } + if (!xdr_string (xdrs, &objp->op_errstr, ~0)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->dict.dict_val, (u_int *) &objp->dict.dict_len, ~0)) + return FALSE; + return TRUE; + } + + if (!xdr_vector (xdrs, (char *)objp->uuid, 16, + sizeof (u_char), (xdrproc_t) xdr_u_char)) + return FALSE; + if (!xdr_int (xdrs, &objp->op)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + if (!xdr_string (xdrs, &objp->op_errstr, ~0)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->dict.dict_val, (u_int *) &objp->dict.dict_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gd1_mgmt_v3_commit_req (XDR *xdrs, gd1_mgmt_v3_commit_req *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_vector (xdrs, (char *)objp->uuid, 16, + sizeof (u_char), (xdrproc_t) xdr_u_char)) + return FALSE; + if (!xdr_int (xdrs, &objp->op)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->dict.dict_val, (u_int *) &objp->dict.dict_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gd1_mgmt_v3_commit_rsp (XDR *xdrs, gd1_mgmt_v3_commit_rsp *objp) +{ + register int32_t *buf; + buf = NULL; + + + if (xdrs->x_op == XDR_ENCODE) { + if (!xdr_vector (xdrs, (char *)objp->uuid, 16, + sizeof (u_char), (xdrproc_t) xdr_u_char)) + return FALSE; + buf = XDR_INLINE (xdrs, 3 * BYTES_PER_XDR_UNIT); + if (buf == NULL) { + if (!xdr_int (xdrs, &objp->op)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + + } else { + IXDR_PUT_LONG(buf, objp->op); + IXDR_PUT_LONG(buf, objp->op_ret); + IXDR_PUT_LONG(buf, objp->op_errno); + } + if (!xdr_bytes (xdrs, (char **)&objp->dict.dict_val, (u_int *) &objp->dict.dict_len, ~0)) + return FALSE; + if (!xdr_string (xdrs, &objp->op_errstr, ~0)) + return FALSE; + return TRUE; + } else if (xdrs->x_op == XDR_DECODE) { + if (!xdr_vector (xdrs, (char *)objp->uuid, 16, + sizeof (u_char), (xdrproc_t) xdr_u_char)) + return FALSE; + buf = XDR_INLINE (xdrs, 3 * BYTES_PER_XDR_UNIT); + if (buf == NULL) { + if (!xdr_int (xdrs, &objp->op)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + + } else { + objp->op = IXDR_GET_LONG(buf); + objp->op_ret = IXDR_GET_LONG(buf); + objp->op_errno = IXDR_GET_LONG(buf); + } + if (!xdr_bytes (xdrs, (char **)&objp->dict.dict_val, (u_int *) &objp->dict.dict_len, ~0)) + return FALSE; + if (!xdr_string (xdrs, &objp->op_errstr, ~0)) + return FALSE; + return TRUE; + } + + if (!xdr_vector (xdrs, (char *)objp->uuid, 16, + sizeof (u_char), (xdrproc_t) xdr_u_char)) + return FALSE; + if (!xdr_int (xdrs, &objp->op)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->dict.dict_val, (u_int *) &objp->dict.dict_len, ~0)) + return FALSE; + if (!xdr_string (xdrs, &objp->op_errstr, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gd1_mgmt_v3_post_val_req (XDR *xdrs, gd1_mgmt_v3_post_val_req *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_vector (xdrs, (char *)objp->uuid, 16, + sizeof (u_char), (xdrproc_t) xdr_u_char)) + return FALSE; + if (!xdr_int (xdrs, &objp->op)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->dict.dict_val, (u_int *) &objp->dict.dict_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gd1_mgmt_v3_post_val_rsp (XDR *xdrs, gd1_mgmt_v3_post_val_rsp *objp) +{ + register int32_t *buf; + buf = NULL; + + + if (xdrs->x_op == XDR_ENCODE) { + if (!xdr_vector (xdrs, (char *)objp->uuid, 16, + sizeof (u_char), (xdrproc_t) xdr_u_char)) + return FALSE; + buf = XDR_INLINE (xdrs, 3 * BYTES_PER_XDR_UNIT); + if (buf == NULL) { + if (!xdr_int (xdrs, &objp->op)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + + } else { + IXDR_PUT_LONG(buf, objp->op); + IXDR_PUT_LONG(buf, objp->op_ret); + IXDR_PUT_LONG(buf, objp->op_errno); + } + if (!xdr_string (xdrs, &objp->op_errstr, ~0)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->dict.dict_val, (u_int *) &objp->dict.dict_len, ~0)) + return FALSE; + return TRUE; + } else if (xdrs->x_op == XDR_DECODE) { + if (!xdr_vector (xdrs, (char *)objp->uuid, 16, + sizeof (u_char), (xdrproc_t) xdr_u_char)) + return FALSE; + buf = XDR_INLINE (xdrs, 3 * BYTES_PER_XDR_UNIT); + if (buf == NULL) { + if (!xdr_int (xdrs, &objp->op)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + + } else { + objp->op = IXDR_GET_LONG(buf); + objp->op_ret = IXDR_GET_LONG(buf); + objp->op_errno = IXDR_GET_LONG(buf); + } + if (!xdr_string (xdrs, &objp->op_errstr, ~0)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->dict.dict_val, (u_int *) &objp->dict.dict_len, ~0)) + return FALSE; + return TRUE; + } + + if (!xdr_vector (xdrs, (char *)objp->uuid, 16, + sizeof (u_char), (xdrproc_t) xdr_u_char)) + return FALSE; + if (!xdr_int (xdrs, &objp->op)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + if (!xdr_string (xdrs, &objp->op_errstr, ~0)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->dict.dict_val, (u_int *) &objp->dict.dict_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gd1_mgmt_v3_unlock_req (XDR *xdrs, gd1_mgmt_v3_unlock_req *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_vector (xdrs, (char *)objp->uuid, 16, + sizeof (u_char), (xdrproc_t) xdr_u_char)) + return FALSE; + if (!xdr_vector (xdrs, (char *)objp->txn_id, 16, + sizeof (u_char), (xdrproc_t) xdr_u_char)) + return FALSE; + if (!xdr_int (xdrs, &objp->op)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->dict.dict_val, (u_int *) &objp->dict.dict_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gd1_mgmt_v3_unlock_rsp (XDR *xdrs, gd1_mgmt_v3_unlock_rsp *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_vector (xdrs, (char *)objp->uuid, 16, + sizeof (u_char), (xdrproc_t) xdr_u_char)) + return FALSE; + if (!xdr_vector (xdrs, (char *)objp->txn_id, 16, + sizeof (u_char), (xdrproc_t) xdr_u_char)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->dict.dict_val, (u_int *) &objp->dict.dict_len, ~0)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + return TRUE; +} diff --git a/rpc/xdr/src/glusterd1-xdr.h b/rpc/xdr/src/glusterd1-xdr.h new file mode 100644 index 000000000..b6be23d06 --- /dev/null +++ b/rpc/xdr/src/glusterd1-xdr.h @@ -0,0 +1,418 @@ +/* + Copyright (c) 2007-2012 Red Hat, Inc. <http://www.redhat.com> + This file is part of GlusterFS. + + This file is licensed to you under your choice of the GNU Lesser + General Public License, version 3 or any later version (LGPLv3 or + later), or the GNU General Public License, version 2 (GPLv2), in all + cases as published by the Free Software Foundation. +*/ + +#include "xdr-common.h" +#include "compat.h" + +#if defined(__GNUC__) +#if __GNUC__ >= 4 +#pragma GCC diagnostic ignored "-Wunused-but-set-variable" +#endif +#endif + +/* + * Please do not edit this file. + * It was generated using rpcgen. + */ + +#ifndef _GLUSTERD1_XDR_H_RPCGEN +#define _GLUSTERD1_XDR_H_RPCGEN + +#include <rpc/rpc.h> + + +#ifdef __cplusplus +extern "C" { +#endif + + +enum glusterd_volume_status { + GLUSTERD_STATUS_NONE = 0, + GLUSTERD_STATUS_STARTED = 0 + 1, + GLUSTERD_STATUS_STOPPED = 0 + 2, +}; +typedef enum glusterd_volume_status glusterd_volume_status; + +struct gd1_mgmt_probe_req { + u_char uuid[16]; + char *hostname; + int port; +}; +typedef struct gd1_mgmt_probe_req gd1_mgmt_probe_req; + +struct gd1_mgmt_probe_rsp { + u_char uuid[16]; + char *hostname; + int port; + int op_ret; + int op_errno; + char *op_errstr; +}; +typedef struct gd1_mgmt_probe_rsp gd1_mgmt_probe_rsp; + +struct gd1_mgmt_friend_req { + u_char uuid[16]; + char *hostname; + int port; + struct { + u_int vols_len; + char *vols_val; + } vols; +}; +typedef struct gd1_mgmt_friend_req gd1_mgmt_friend_req; + +struct gd1_mgmt_friend_rsp { + u_char uuid[16]; + char *hostname; + int op_ret; + int op_errno; + int port; +}; +typedef struct gd1_mgmt_friend_rsp gd1_mgmt_friend_rsp; + +struct gd1_mgmt_unfriend_req { + u_char uuid[16]; + char *hostname; + int port; +}; +typedef struct gd1_mgmt_unfriend_req gd1_mgmt_unfriend_req; + +struct gd1_mgmt_unfriend_rsp { + u_char uuid[16]; + char *hostname; + int op_ret; + int op_errno; + int port; +}; +typedef struct gd1_mgmt_unfriend_rsp gd1_mgmt_unfriend_rsp; + +struct gd1_mgmt_cluster_lock_req { + u_char uuid[16]; +}; +typedef struct gd1_mgmt_cluster_lock_req gd1_mgmt_cluster_lock_req; + +struct gd1_mgmt_cluster_lock_rsp { + u_char uuid[16]; + int op_ret; + int op_errno; +}; +typedef struct gd1_mgmt_cluster_lock_rsp gd1_mgmt_cluster_lock_rsp; + +struct gd1_mgmt_cluster_unlock_req { + u_char uuid[16]; +}; +typedef struct gd1_mgmt_cluster_unlock_req gd1_mgmt_cluster_unlock_req; + +struct gd1_mgmt_cluster_unlock_rsp { + u_char uuid[16]; + int op_ret; + int op_errno; +}; +typedef struct gd1_mgmt_cluster_unlock_rsp gd1_mgmt_cluster_unlock_rsp; + +struct gd1_mgmt_stage_op_req { + u_char uuid[16]; + int op; + struct { + u_int buf_len; + char *buf_val; + } buf; +}; +typedef struct gd1_mgmt_stage_op_req gd1_mgmt_stage_op_req; + +struct gd1_mgmt_stage_op_rsp { + u_char uuid[16]; + int op; + int op_ret; + int op_errno; + char *op_errstr; + struct { + u_int dict_len; + char *dict_val; + } dict; +}; +typedef struct gd1_mgmt_stage_op_rsp gd1_mgmt_stage_op_rsp; + +struct gd1_mgmt_commit_op_req { + u_char uuid[16]; + int op; + struct { + u_int buf_len; + char *buf_val; + } buf; +}; +typedef struct gd1_mgmt_commit_op_req gd1_mgmt_commit_op_req; + +struct gd1_mgmt_commit_op_rsp { + u_char uuid[16]; + int op; + int op_ret; + int op_errno; + struct { + u_int dict_len; + char *dict_val; + } dict; + char *op_errstr; +}; +typedef struct gd1_mgmt_commit_op_rsp gd1_mgmt_commit_op_rsp; + +struct gd1_mgmt_friend_update { + u_char uuid[16]; + struct { + u_int friends_len; + char *friends_val; + } friends; + int port; +}; +typedef struct gd1_mgmt_friend_update gd1_mgmt_friend_update; + +struct gd1_mgmt_friend_update_rsp { + u_char uuid[16]; + int op; + int op_ret; + int op_errno; +}; +typedef struct gd1_mgmt_friend_update_rsp gd1_mgmt_friend_update_rsp; + +struct gd1_mgmt_brick_op_req { + char *name; + int op; + struct { + u_int input_len; + char *input_val; + } input; +}; +typedef struct gd1_mgmt_brick_op_req gd1_mgmt_brick_op_req; + +struct gd1_mgmt_brick_op_rsp { + int op_ret; + int op_errno; + struct { + u_int output_len; + char *output_val; + } output; + char *op_errstr; +}; +typedef struct gd1_mgmt_brick_op_rsp gd1_mgmt_brick_op_rsp; + +struct gd1_mgmt_v3_lock_req { + u_char uuid[16]; + u_char txn_id[16]; + int op; + struct { + u_int dict_len; + char *dict_val; + } dict; +}; +typedef struct gd1_mgmt_v3_lock_req gd1_mgmt_v3_lock_req; + +struct gd1_mgmt_v3_lock_rsp { + u_char uuid[16]; + u_char txn_id[16]; + struct { + u_int dict_len; + char *dict_val; + } dict; + int op_ret; + int op_errno; +}; +typedef struct gd1_mgmt_v3_lock_rsp gd1_mgmt_v3_lock_rsp; + +struct gd1_mgmt_v3_pre_val_req { + u_char uuid[16]; + int op; + struct { + u_int dict_len; + char *dict_val; + } dict; +}; +typedef struct gd1_mgmt_v3_pre_val_req gd1_mgmt_v3_pre_val_req; + +struct gd1_mgmt_v3_pre_val_rsp { + u_char uuid[16]; + int op; + int op_ret; + int op_errno; + char *op_errstr; + struct { + u_int dict_len; + char *dict_val; + } dict; +}; +typedef struct gd1_mgmt_v3_pre_val_rsp gd1_mgmt_v3_pre_val_rsp; + +struct gd1_mgmt_v3_brick_op_req { + u_char uuid[16]; + int op; + struct { + u_int dict_len; + char *dict_val; + } dict; +}; +typedef struct gd1_mgmt_v3_brick_op_req gd1_mgmt_v3_brick_op_req; + +struct gd1_mgmt_v3_brick_op_rsp { + u_char uuid[16]; + int op; + int op_ret; + int op_errno; + char *op_errstr; + struct { + u_int dict_len; + char *dict_val; + } dict; +}; +typedef struct gd1_mgmt_v3_brick_op_rsp gd1_mgmt_v3_brick_op_rsp; + +struct gd1_mgmt_v3_commit_req { + u_char uuid[16]; + int op; + struct { + u_int dict_len; + char *dict_val; + } dict; +}; +typedef struct gd1_mgmt_v3_commit_req gd1_mgmt_v3_commit_req; + +struct gd1_mgmt_v3_commit_rsp { + u_char uuid[16]; + int op; + int op_ret; + int op_errno; + struct { + u_int dict_len; + char *dict_val; + } dict; + char *op_errstr; +}; +typedef struct gd1_mgmt_v3_commit_rsp gd1_mgmt_v3_commit_rsp; + +struct gd1_mgmt_v3_post_val_req { + u_char uuid[16]; + int op; + int op_ret; + struct { + u_int dict_len; + char *dict_val; + } dict; +}; +typedef struct gd1_mgmt_v3_post_val_req gd1_mgmt_v3_post_val_req; + +struct gd1_mgmt_v3_post_val_rsp { + u_char uuid[16]; + int op; + int op_ret; + int op_errno; + char *op_errstr; + struct { + u_int dict_len; + char *dict_val; + } dict; +}; +typedef struct gd1_mgmt_v3_post_val_rsp gd1_mgmt_v3_post_val_rsp; + +struct gd1_mgmt_v3_unlock_req { + u_char uuid[16]; + u_char txn_id[16]; + int op; + struct { + u_int dict_len; + char *dict_val; + } dict; +}; +typedef struct gd1_mgmt_v3_unlock_req gd1_mgmt_v3_unlock_req; + +struct gd1_mgmt_v3_unlock_rsp { + u_char uuid[16]; + u_char txn_id[16]; + struct { + u_int dict_len; + char *dict_val; + } dict; + int op_ret; + int op_errno; +}; +typedef struct gd1_mgmt_v3_unlock_rsp gd1_mgmt_v3_unlock_rsp; + +/* the xdr functions */ + +#if defined(__STDC__) || defined(__cplusplus) +extern bool_t xdr_glusterd_volume_status (XDR *, glusterd_volume_status*); +extern bool_t xdr_gd1_mgmt_probe_req (XDR *, gd1_mgmt_probe_req*); +extern bool_t xdr_gd1_mgmt_probe_rsp (XDR *, gd1_mgmt_probe_rsp*); +extern bool_t xdr_gd1_mgmt_friend_req (XDR *, gd1_mgmt_friend_req*); +extern bool_t xdr_gd1_mgmt_friend_rsp (XDR *, gd1_mgmt_friend_rsp*); +extern bool_t xdr_gd1_mgmt_unfriend_req (XDR *, gd1_mgmt_unfriend_req*); +extern bool_t xdr_gd1_mgmt_unfriend_rsp (XDR *, gd1_mgmt_unfriend_rsp*); +extern bool_t xdr_gd1_mgmt_cluster_lock_req (XDR *, gd1_mgmt_cluster_lock_req*); +extern bool_t xdr_gd1_mgmt_cluster_lock_rsp (XDR *, gd1_mgmt_cluster_lock_rsp*); +extern bool_t xdr_gd1_mgmt_cluster_unlock_req (XDR *, gd1_mgmt_cluster_unlock_req*); +extern bool_t xdr_gd1_mgmt_cluster_unlock_rsp (XDR *, gd1_mgmt_cluster_unlock_rsp*); +extern bool_t xdr_gd1_mgmt_stage_op_req (XDR *, gd1_mgmt_stage_op_req*); +extern bool_t xdr_gd1_mgmt_stage_op_rsp (XDR *, gd1_mgmt_stage_op_rsp*); +extern bool_t xdr_gd1_mgmt_commit_op_req (XDR *, gd1_mgmt_commit_op_req*); +extern bool_t xdr_gd1_mgmt_commit_op_rsp (XDR *, gd1_mgmt_commit_op_rsp*); +extern bool_t xdr_gd1_mgmt_friend_update (XDR *, gd1_mgmt_friend_update*); +extern bool_t xdr_gd1_mgmt_friend_update_rsp (XDR *, gd1_mgmt_friend_update_rsp*); +extern bool_t xdr_gd1_mgmt_brick_op_req (XDR *, gd1_mgmt_brick_op_req*); +extern bool_t xdr_gd1_mgmt_brick_op_rsp (XDR *, gd1_mgmt_brick_op_rsp*); +extern bool_t xdr_gd1_mgmt_v3_lock_req (XDR *, gd1_mgmt_v3_lock_req*); +extern bool_t xdr_gd1_mgmt_v3_lock_rsp (XDR *, gd1_mgmt_v3_lock_rsp*); +extern bool_t xdr_gd1_mgmt_v3_pre_val_req (XDR *, gd1_mgmt_v3_pre_val_req*); +extern bool_t xdr_gd1_mgmt_v3_pre_val_rsp (XDR *, gd1_mgmt_v3_pre_val_rsp*); +extern bool_t xdr_gd1_mgmt_v3_brick_op_req (XDR *, gd1_mgmt_v3_brick_op_req*); +extern bool_t xdr_gd1_mgmt_v3_brick_op_rsp (XDR *, gd1_mgmt_v3_brick_op_rsp*); +extern bool_t xdr_gd1_mgmt_v3_commit_req (XDR *, gd1_mgmt_v3_commit_req*); +extern bool_t xdr_gd1_mgmt_v3_commit_rsp (XDR *, gd1_mgmt_v3_commit_rsp*); +extern bool_t xdr_gd1_mgmt_v3_post_val_req (XDR *, gd1_mgmt_v3_post_val_req*); +extern bool_t xdr_gd1_mgmt_v3_post_val_rsp (XDR *, gd1_mgmt_v3_post_val_rsp*); +extern bool_t xdr_gd1_mgmt_v3_unlock_req (XDR *, gd1_mgmt_v3_unlock_req*); +extern bool_t xdr_gd1_mgmt_v3_unlock_rsp (XDR *, gd1_mgmt_v3_unlock_rsp*); + +#else /* K&R C */ +extern bool_t xdr_glusterd_volume_status (); +extern bool_t xdr_gd1_mgmt_probe_req (); +extern bool_t xdr_gd1_mgmt_probe_rsp (); +extern bool_t xdr_gd1_mgmt_friend_req (); +extern bool_t xdr_gd1_mgmt_friend_rsp (); +extern bool_t xdr_gd1_mgmt_unfriend_req (); +extern bool_t xdr_gd1_mgmt_unfriend_rsp (); +extern bool_t xdr_gd1_mgmt_cluster_lock_req (); +extern bool_t xdr_gd1_mgmt_cluster_lock_rsp (); +extern bool_t xdr_gd1_mgmt_cluster_unlock_req (); +extern bool_t xdr_gd1_mgmt_cluster_unlock_rsp (); +extern bool_t xdr_gd1_mgmt_stage_op_req (); +extern bool_t xdr_gd1_mgmt_stage_op_rsp (); +extern bool_t xdr_gd1_mgmt_commit_op_req (); +extern bool_t xdr_gd1_mgmt_commit_op_rsp (); +extern bool_t xdr_gd1_mgmt_friend_update (); +extern bool_t xdr_gd1_mgmt_friend_update_rsp (); +extern bool_t xdr_gd1_mgmt_brick_op_req (); +extern bool_t xdr_gd1_mgmt_brick_op_rsp (); +extern bool_t xdr_gd1_mgmt_v3_lock_req (); +extern bool_t xdr_gd1_mgmt_v3_lock_rsp (); +extern bool_t xdr_gd1_mgmt_v3_pre_val_req (); +extern bool_t xdr_gd1_mgmt_v3_pre_val_rsp (); +extern bool_t xdr_gd1_mgmt_v3_brick_op_req (); +extern bool_t xdr_gd1_mgmt_v3_brick_op_rsp (); +extern bool_t xdr_gd1_mgmt_v3_commit_req (); +extern bool_t xdr_gd1_mgmt_v3_commit_rsp (); +extern bool_t xdr_gd1_mgmt_v3_post_val_req (); +extern bool_t xdr_gd1_mgmt_v3_post_val_rsp (); +extern bool_t xdr_gd1_mgmt_v3_unlock_req (); +extern bool_t xdr_gd1_mgmt_v3_unlock_rsp (); + +#endif /* K&R C */ + +#ifdef __cplusplus +} +#endif + +#endif /* !_GLUSTERD1_XDR_H_RPCGEN */ diff --git a/rpc/xdr/src/glusterd1-xdr.x b/rpc/xdr/src/glusterd1-xdr.x new file mode 100644 index 000000000..f5c45c9e4 --- /dev/null +++ b/rpc/xdr/src/glusterd1-xdr.x @@ -0,0 +1,218 @@ + enum glusterd_volume_status { + GLUSTERD_STATUS_NONE = 0, + GLUSTERD_STATUS_STARTED, + GLUSTERD_STATUS_STOPPED +} ; + + struct gd1_mgmt_probe_req { + unsigned char uuid[16]; + string hostname<>; + int port; +} ; + + struct gd1_mgmt_probe_rsp { + unsigned char uuid[16]; + string hostname<>; + int port; + int op_ret; + int op_errno; + string op_errstr<>; +} ; + +struct gd1_mgmt_friend_req { + unsigned char uuid[16]; + string hostname<>; + int port; + opaque vols<>; +} ; + +struct gd1_mgmt_friend_rsp { + unsigned char uuid[16]; + string hostname<>; + int op_ret; + int op_errno; + int port; +} ; + +struct gd1_mgmt_unfriend_req { + unsigned char uuid[16]; + string hostname<>; + int port; +} ; + +struct gd1_mgmt_unfriend_rsp { + unsigned char uuid[16]; + string hostname<>; + int op_ret; + int op_errno; + int port; +} ; + +struct gd1_mgmt_cluster_lock_req { + unsigned char uuid[16]; +} ; + +struct gd1_mgmt_cluster_lock_rsp { + unsigned char uuid[16]; + int op_ret; + int op_errno; +} ; + +struct gd1_mgmt_cluster_unlock_req { + unsigned char uuid[16]; +} ; + +struct gd1_mgmt_cluster_unlock_rsp { + unsigned char uuid[16]; + int op_ret; + int op_errno; +} ; + +struct gd1_mgmt_stage_op_req { + unsigned char uuid[16]; + int op; + opaque buf<>; +} ; + + +struct gd1_mgmt_stage_op_rsp { + unsigned char uuid[16]; + int op; + int op_ret; + int op_errno; + string op_errstr<>; + opaque dict<>; +} ; + +struct gd1_mgmt_commit_op_req { + unsigned char uuid[16]; + int op; + opaque buf<>; +} ; + + +struct gd1_mgmt_commit_op_rsp { + unsigned char uuid[16]; + int op; + int op_ret; + int op_errno; + opaque dict<>; + string op_errstr<>; +} ; + +struct gd1_mgmt_friend_update { + unsigned char uuid[16]; + opaque friends<>; + int port; +} ; + +struct gd1_mgmt_friend_update_rsp { + unsigned char uuid[16]; + int op; + int op_ret; + int op_errno; +} ; + +struct gd1_mgmt_brick_op_req { + string name<>; + int op; + opaque input<>; +} ; + +struct gd1_mgmt_brick_op_rsp { + int op_ret; + int op_errno; + opaque output<>; + string op_errstr<>; +} ; + +struct gd1_mgmt_v3_lock_req { + unsigned char uuid[16]; + unsigned char txn_id[16]; + int op; + opaque dict<>; +} ; + +struct gd1_mgmt_v3_lock_rsp { + unsigned char uuid[16]; + unsigned char txn_id[16]; + opaque dict<>; + int op_ret; + int op_errno; +} ; + +struct gd1_mgmt_v3_pre_val_req { + unsigned char uuid[16]; + int op; + opaque dict<>; +} ; + +struct gd1_mgmt_v3_pre_val_rsp { + unsigned char uuid[16]; + int op; + int op_ret; + int op_errno; + string op_errstr<>; + opaque dict<>; +} ; + +struct gd1_mgmt_v3_brick_op_req { + unsigned char uuid[16]; + int op; + opaque dict<>; +} ; + +struct gd1_mgmt_v3_brick_op_rsp { + unsigned char uuid[16]; + int op; + int op_ret; + int op_errno; + string op_errstr<>; + opaque dict<>; +} ; + +struct gd1_mgmt_v3_commit_req { + unsigned char uuid[16]; + int op; + opaque dict<>; +} ; + +struct gd1_mgmt_v3_commit_rsp { + unsigned char uuid[16]; + int op; + int op_ret; + int op_errno; + opaque dict<>; + string op_errstr<>; +} ; + +struct gd1_mgmt_v3_post_val_req { + unsigned char uuid[16]; + int op; + int op_ret; + opaque dict<>; +} ; + +struct gd1_mgmt_v3_post_val_rsp { + unsigned char uuid[16]; + int op; + int op_ret; + int op_errno; + string op_errstr<>; + opaque dict<>; +} ; + +struct gd1_mgmt_v3_unlock_req { + unsigned char uuid[16]; + unsigned char txn_id[16]; + int op; + opaque dict<>; +} ; + +struct gd1_mgmt_v3_unlock_rsp { + unsigned char uuid[16]; + unsigned char txn_id[16]; + opaque dict<>; + int op_ret; + int op_errno; +} ; diff --git a/rpc/xdr/src/glusterfs3-xdr.c b/rpc/xdr/src/glusterfs3-xdr.c new file mode 100644 index 000000000..3205c551e --- /dev/null +++ b/rpc/xdr/src/glusterfs3-xdr.c @@ -0,0 +1,2058 @@ +/* + Copyright (c) 2007-2012 Red Hat, Inc. <http://www.redhat.com> + This file is part of GlusterFS. + + This file is licensed to you under your choice of the GNU Lesser + General Public License, version 3 or any later version (LGPLv3 or + later), or the GNU General Public License, version 2 (GPLv2), in all + cases as published by the Free Software Foundation. +*/ + +#include "xdr-common.h" +#include "compat.h" + +#if defined(__GNUC__) +#if __GNUC__ >= 4 +#pragma GCC diagnostic ignored "-Wunused-but-set-variable" +#endif +#endif + +/* + * Please do not edit this file. + * It was generated using rpcgen. + */ + +#include "glusterfs3-xdr.h" + +bool_t +xdr_gf_statfs (XDR *xdrs, gf_statfs *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_u_quad_t (xdrs, &objp->bsize)) + return FALSE; + if (!xdr_u_quad_t (xdrs, &objp->frsize)) + return FALSE; + if (!xdr_u_quad_t (xdrs, &objp->blocks)) + return FALSE; + if (!xdr_u_quad_t (xdrs, &objp->bfree)) + return FALSE; + if (!xdr_u_quad_t (xdrs, &objp->bavail)) + return FALSE; + if (!xdr_u_quad_t (xdrs, &objp->files)) + return FALSE; + if (!xdr_u_quad_t (xdrs, &objp->ffree)) + return FALSE; + if (!xdr_u_quad_t (xdrs, &objp->favail)) + return FALSE; + if (!xdr_u_quad_t (xdrs, &objp->fsid)) + return FALSE; + if (!xdr_u_quad_t (xdrs, &objp->flag)) + return FALSE; + if (!xdr_u_quad_t (xdrs, &objp->namemax)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gf_proto_flock (XDR *xdrs, gf_proto_flock *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_u_int (xdrs, &objp->type)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->whence)) + return FALSE; + if (!xdr_u_quad_t (xdrs, &objp->start)) + return FALSE; + if (!xdr_u_quad_t (xdrs, &objp->len)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->pid)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->lk_owner.lk_owner_val, (u_int *) &objp->lk_owner.lk_owner_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gf_iatt (XDR *xdrs, gf_iatt *objp) +{ + register int32_t *buf; + buf = NULL; + + + if (xdrs->x_op == XDR_ENCODE) { + if (!xdr_opaque (xdrs, objp->ia_gfid, 16)) + return FALSE; + if (!xdr_u_quad_t (xdrs, &objp->ia_ino)) + return FALSE; + if (!xdr_u_quad_t (xdrs, &objp->ia_dev)) + return FALSE; + buf = XDR_INLINE (xdrs, 4 * BYTES_PER_XDR_UNIT); + if (buf == NULL) { + if (!xdr_u_int (xdrs, &objp->mode)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->ia_nlink)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->ia_uid)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->ia_gid)) + return FALSE; + + } else { + IXDR_PUT_U_LONG(buf, objp->mode); + IXDR_PUT_U_LONG(buf, objp->ia_nlink); + IXDR_PUT_U_LONG(buf, objp->ia_uid); + IXDR_PUT_U_LONG(buf, objp->ia_gid); + } + if (!xdr_u_quad_t (xdrs, &objp->ia_rdev)) + return FALSE; + if (!xdr_u_quad_t (xdrs, &objp->ia_size)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->ia_blksize)) + return FALSE; + if (!xdr_u_quad_t (xdrs, &objp->ia_blocks)) + return FALSE; + buf = XDR_INLINE (xdrs, 6 * BYTES_PER_XDR_UNIT); + if (buf == NULL) { + if (!xdr_u_int (xdrs, &objp->ia_atime)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->ia_atime_nsec)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->ia_mtime)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->ia_mtime_nsec)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->ia_ctime)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->ia_ctime_nsec)) + return FALSE; + } else { + IXDR_PUT_U_LONG(buf, objp->ia_atime); + IXDR_PUT_U_LONG(buf, objp->ia_atime_nsec); + IXDR_PUT_U_LONG(buf, objp->ia_mtime); + IXDR_PUT_U_LONG(buf, objp->ia_mtime_nsec); + IXDR_PUT_U_LONG(buf, objp->ia_ctime); + IXDR_PUT_U_LONG(buf, objp->ia_ctime_nsec); + } + return TRUE; + } else if (xdrs->x_op == XDR_DECODE) { + if (!xdr_opaque (xdrs, objp->ia_gfid, 16)) + return FALSE; + if (!xdr_u_quad_t (xdrs, &objp->ia_ino)) + return FALSE; + if (!xdr_u_quad_t (xdrs, &objp->ia_dev)) + return FALSE; + buf = XDR_INLINE (xdrs, 4 * BYTES_PER_XDR_UNIT); + if (buf == NULL) { + if (!xdr_u_int (xdrs, &objp->mode)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->ia_nlink)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->ia_uid)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->ia_gid)) + return FALSE; + + } else { + objp->mode = IXDR_GET_U_LONG(buf); + objp->ia_nlink = IXDR_GET_U_LONG(buf); + objp->ia_uid = IXDR_GET_U_LONG(buf); + objp->ia_gid = IXDR_GET_U_LONG(buf); + } + if (!xdr_u_quad_t (xdrs, &objp->ia_rdev)) + return FALSE; + if (!xdr_u_quad_t (xdrs, &objp->ia_size)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->ia_blksize)) + return FALSE; + if (!xdr_u_quad_t (xdrs, &objp->ia_blocks)) + return FALSE; + buf = XDR_INLINE (xdrs, 6 * BYTES_PER_XDR_UNIT); + if (buf == NULL) { + if (!xdr_u_int (xdrs, &objp->ia_atime)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->ia_atime_nsec)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->ia_mtime)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->ia_mtime_nsec)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->ia_ctime)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->ia_ctime_nsec)) + return FALSE; + } else { + objp->ia_atime = IXDR_GET_U_LONG(buf); + objp->ia_atime_nsec = IXDR_GET_U_LONG(buf); + objp->ia_mtime = IXDR_GET_U_LONG(buf); + objp->ia_mtime_nsec = IXDR_GET_U_LONG(buf); + objp->ia_ctime = IXDR_GET_U_LONG(buf); + objp->ia_ctime_nsec = IXDR_GET_U_LONG(buf); + } + return TRUE; + } + + if (!xdr_opaque (xdrs, objp->ia_gfid, 16)) + return FALSE; + if (!xdr_u_quad_t (xdrs, &objp->ia_ino)) + return FALSE; + if (!xdr_u_quad_t (xdrs, &objp->ia_dev)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->mode)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->ia_nlink)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->ia_uid)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->ia_gid)) + return FALSE; + if (!xdr_u_quad_t (xdrs, &objp->ia_rdev)) + return FALSE; + if (!xdr_u_quad_t (xdrs, &objp->ia_size)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->ia_blksize)) + return FALSE; + if (!xdr_u_quad_t (xdrs, &objp->ia_blocks)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->ia_atime)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->ia_atime_nsec)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->ia_mtime)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->ia_mtime_nsec)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->ia_ctime)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->ia_ctime_nsec)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gfs3_stat_req (XDR *xdrs, gfs3_stat_req *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_opaque (xdrs, objp->gfid, 16)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gfs3_stat_rsp (XDR *xdrs, gfs3_stat_rsp *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + if (!xdr_gf_iatt (xdrs, &objp->stat)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gfs3_readlink_req (XDR *xdrs, gfs3_readlink_req *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_opaque (xdrs, objp->gfid, 16)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->size)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gfs3_readlink_rsp (XDR *xdrs, gfs3_readlink_rsp *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + if (!xdr_gf_iatt (xdrs, &objp->buf)) + return FALSE; + if (!xdr_string (xdrs, &objp->path, ~0)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gfs3_mknod_req (XDR *xdrs, gfs3_mknod_req *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_opaque (xdrs, objp->pargfid, 16)) + return FALSE; + if (!xdr_u_quad_t (xdrs, &objp->dev)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->mode)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->umask)) + return FALSE; + if (!xdr_string (xdrs, &objp->bname, ~0)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gfs3_mknod_rsp (XDR *xdrs, gfs3_mknod_rsp *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + if (!xdr_gf_iatt (xdrs, &objp->stat)) + return FALSE; + if (!xdr_gf_iatt (xdrs, &objp->preparent)) + return FALSE; + if (!xdr_gf_iatt (xdrs, &objp->postparent)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gfs3_mkdir_req (XDR *xdrs, gfs3_mkdir_req *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_opaque (xdrs, objp->pargfid, 16)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->mode)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->umask)) + return FALSE; + if (!xdr_string (xdrs, &objp->bname, ~0)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gfs3_mkdir_rsp (XDR *xdrs, gfs3_mkdir_rsp *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + if (!xdr_gf_iatt (xdrs, &objp->stat)) + return FALSE; + if (!xdr_gf_iatt (xdrs, &objp->preparent)) + return FALSE; + if (!xdr_gf_iatt (xdrs, &objp->postparent)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gfs3_unlink_req (XDR *xdrs, gfs3_unlink_req *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_opaque (xdrs, objp->pargfid, 16)) + return FALSE; + if (!xdr_string (xdrs, &objp->bname, ~0)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->xflags)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gfs3_unlink_rsp (XDR *xdrs, gfs3_unlink_rsp *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + if (!xdr_gf_iatt (xdrs, &objp->preparent)) + return FALSE; + if (!xdr_gf_iatt (xdrs, &objp->postparent)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gfs3_rmdir_req (XDR *xdrs, gfs3_rmdir_req *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_opaque (xdrs, objp->pargfid, 16)) + return FALSE; + if (!xdr_int (xdrs, &objp->xflags)) + return FALSE; + if (!xdr_string (xdrs, &objp->bname, ~0)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gfs3_rmdir_rsp (XDR *xdrs, gfs3_rmdir_rsp *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + if (!xdr_gf_iatt (xdrs, &objp->preparent)) + return FALSE; + if (!xdr_gf_iatt (xdrs, &objp->postparent)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gfs3_symlink_req (XDR *xdrs, gfs3_symlink_req *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_opaque (xdrs, objp->pargfid, 16)) + return FALSE; + if (!xdr_string (xdrs, &objp->bname, ~0)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->umask)) + return FALSE; + if (!xdr_string (xdrs, &objp->linkname, ~0)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gfs3_symlink_rsp (XDR *xdrs, gfs3_symlink_rsp *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + if (!xdr_gf_iatt (xdrs, &objp->stat)) + return FALSE; + if (!xdr_gf_iatt (xdrs, &objp->preparent)) + return FALSE; + if (!xdr_gf_iatt (xdrs, &objp->postparent)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gfs3_rename_req (XDR *xdrs, gfs3_rename_req *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_opaque (xdrs, objp->oldgfid, 16)) + return FALSE; + if (!xdr_opaque (xdrs, objp->newgfid, 16)) + return FALSE; + if (!xdr_string (xdrs, &objp->oldbname, ~0)) + return FALSE; + if (!xdr_string (xdrs, &objp->newbname, ~0)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gfs3_rename_rsp (XDR *xdrs, gfs3_rename_rsp *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + if (!xdr_gf_iatt (xdrs, &objp->stat)) + return FALSE; + if (!xdr_gf_iatt (xdrs, &objp->preoldparent)) + return FALSE; + if (!xdr_gf_iatt (xdrs, &objp->postoldparent)) + return FALSE; + if (!xdr_gf_iatt (xdrs, &objp->prenewparent)) + return FALSE; + if (!xdr_gf_iatt (xdrs, &objp->postnewparent)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gfs3_link_req (XDR *xdrs, gfs3_link_req *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_opaque (xdrs, objp->oldgfid, 16)) + return FALSE; + if (!xdr_opaque (xdrs, objp->newgfid, 16)) + return FALSE; + if (!xdr_string (xdrs, &objp->newbname, ~0)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gfs3_link_rsp (XDR *xdrs, gfs3_link_rsp *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + if (!xdr_gf_iatt (xdrs, &objp->stat)) + return FALSE; + if (!xdr_gf_iatt (xdrs, &objp->preparent)) + return FALSE; + if (!xdr_gf_iatt (xdrs, &objp->postparent)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gfs3_truncate_req (XDR *xdrs, gfs3_truncate_req *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_opaque (xdrs, objp->gfid, 16)) + return FALSE; + if (!xdr_u_quad_t (xdrs, &objp->offset)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gfs3_truncate_rsp (XDR *xdrs, gfs3_truncate_rsp *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + if (!xdr_gf_iatt (xdrs, &objp->prestat)) + return FALSE; + if (!xdr_gf_iatt (xdrs, &objp->poststat)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gfs3_open_req (XDR *xdrs, gfs3_open_req *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_opaque (xdrs, objp->gfid, 16)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->flags)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gfs3_open_rsp (XDR *xdrs, gfs3_open_rsp *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + if (!xdr_quad_t (xdrs, &objp->fd)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gfs3_read_req (XDR *xdrs, gfs3_read_req *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_opaque (xdrs, objp->gfid, 16)) + return FALSE; + if (!xdr_quad_t (xdrs, &objp->fd)) + return FALSE; + if (!xdr_u_quad_t (xdrs, &objp->offset)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->size)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->flag)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gfs3_read_rsp (XDR *xdrs, gfs3_read_rsp *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + if (!xdr_gf_iatt (xdrs, &objp->stat)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->size)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gfs3_lookup_req (XDR *xdrs, gfs3_lookup_req *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_opaque (xdrs, objp->gfid, 16)) + return FALSE; + if (!xdr_opaque (xdrs, objp->pargfid, 16)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->flags)) + return FALSE; + if (!xdr_string (xdrs, &objp->bname, ~0)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gfs3_lookup_rsp (XDR *xdrs, gfs3_lookup_rsp *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + if (!xdr_gf_iatt (xdrs, &objp->stat)) + return FALSE; + if (!xdr_gf_iatt (xdrs, &objp->postparent)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gfs3_write_req (XDR *xdrs, gfs3_write_req *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_opaque (xdrs, objp->gfid, 16)) + return FALSE; + if (!xdr_quad_t (xdrs, &objp->fd)) + return FALSE; + if (!xdr_u_quad_t (xdrs, &objp->offset)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->size)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->flag)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gfs3_write_rsp (XDR *xdrs, gfs3_write_rsp *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + if (!xdr_gf_iatt (xdrs, &objp->prestat)) + return FALSE; + if (!xdr_gf_iatt (xdrs, &objp->poststat)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gfs3_statfs_req (XDR *xdrs, gfs3_statfs_req *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_opaque (xdrs, objp->gfid, 16)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gfs3_statfs_rsp (XDR *xdrs, gfs3_statfs_rsp *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + if (!xdr_gf_statfs (xdrs, &objp->statfs)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gfs3_lk_req (XDR *xdrs, gfs3_lk_req *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_opaque (xdrs, objp->gfid, 16)) + return FALSE; + if (!xdr_quad_t (xdrs, &objp->fd)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->cmd)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->type)) + return FALSE; + if (!xdr_gf_proto_flock (xdrs, &objp->flock)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gfs3_lk_rsp (XDR *xdrs, gfs3_lk_rsp *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + if (!xdr_gf_proto_flock (xdrs, &objp->flock)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gfs3_inodelk_req (XDR *xdrs, gfs3_inodelk_req *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_opaque (xdrs, objp->gfid, 16)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->cmd)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->type)) + return FALSE; + if (!xdr_gf_proto_flock (xdrs, &objp->flock)) + return FALSE; + if (!xdr_string (xdrs, &objp->volume, ~0)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gfs3_finodelk_req (XDR *xdrs, gfs3_finodelk_req *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_opaque (xdrs, objp->gfid, 16)) + return FALSE; + if (!xdr_quad_t (xdrs, &objp->fd)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->cmd)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->type)) + return FALSE; + if (!xdr_gf_proto_flock (xdrs, &objp->flock)) + return FALSE; + if (!xdr_string (xdrs, &objp->volume, ~0)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gfs3_flush_req (XDR *xdrs, gfs3_flush_req *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_opaque (xdrs, objp->gfid, 16)) + return FALSE; + if (!xdr_quad_t (xdrs, &objp->fd)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gfs3_fsync_req (XDR *xdrs, gfs3_fsync_req *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_opaque (xdrs, objp->gfid, 16)) + return FALSE; + if (!xdr_quad_t (xdrs, &objp->fd)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->data)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gfs3_fsync_rsp (XDR *xdrs, gfs3_fsync_rsp *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + if (!xdr_gf_iatt (xdrs, &objp->prestat)) + return FALSE; + if (!xdr_gf_iatt (xdrs, &objp->poststat)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gfs3_setxattr_req (XDR *xdrs, gfs3_setxattr_req *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_opaque (xdrs, objp->gfid, 16)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->flags)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->dict.dict_val, (u_int *) &objp->dict.dict_len, ~0)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gfs3_fsetxattr_req (XDR *xdrs, gfs3_fsetxattr_req *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_opaque (xdrs, objp->gfid, 16)) + return FALSE; + if (!xdr_quad_t (xdrs, &objp->fd)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->flags)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->dict.dict_val, (u_int *) &objp->dict.dict_len, ~0)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gfs3_xattrop_req (XDR *xdrs, gfs3_xattrop_req *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_opaque (xdrs, objp->gfid, 16)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->flags)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->dict.dict_val, (u_int *) &objp->dict.dict_len, ~0)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gfs3_xattrop_rsp (XDR *xdrs, gfs3_xattrop_rsp *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->dict.dict_val, (u_int *) &objp->dict.dict_len, ~0)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gfs3_fxattrop_req (XDR *xdrs, gfs3_fxattrop_req *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_opaque (xdrs, objp->gfid, 16)) + return FALSE; + if (!xdr_quad_t (xdrs, &objp->fd)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->flags)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->dict.dict_val, (u_int *) &objp->dict.dict_len, ~0)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gfs3_fxattrop_rsp (XDR *xdrs, gfs3_fxattrop_rsp *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->dict.dict_val, (u_int *) &objp->dict.dict_len, ~0)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gfs3_getxattr_req (XDR *xdrs, gfs3_getxattr_req *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_opaque (xdrs, objp->gfid, 16)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->namelen)) + return FALSE; + if (!xdr_string (xdrs, &objp->name, ~0)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gfs3_getxattr_rsp (XDR *xdrs, gfs3_getxattr_rsp *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->dict.dict_val, (u_int *) &objp->dict.dict_len, ~0)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gfs3_fgetxattr_req (XDR *xdrs, gfs3_fgetxattr_req *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_opaque (xdrs, objp->gfid, 16)) + return FALSE; + if (!xdr_quad_t (xdrs, &objp->fd)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->namelen)) + return FALSE; + if (!xdr_string (xdrs, &objp->name, ~0)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gfs3_fgetxattr_rsp (XDR *xdrs, gfs3_fgetxattr_rsp *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->dict.dict_val, (u_int *) &objp->dict.dict_len, ~0)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gfs3_removexattr_req (XDR *xdrs, gfs3_removexattr_req *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_opaque (xdrs, objp->gfid, 16)) + return FALSE; + if (!xdr_string (xdrs, &objp->name, ~0)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gfs3_fremovexattr_req (XDR *xdrs, gfs3_fremovexattr_req *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_opaque (xdrs, objp->gfid, 16)) + return FALSE; + if (!xdr_quad_t (xdrs, &objp->fd)) + return FALSE; + if (!xdr_string (xdrs, &objp->name, ~0)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gfs3_opendir_req (XDR *xdrs, gfs3_opendir_req *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_opaque (xdrs, objp->gfid, 16)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gfs3_opendir_rsp (XDR *xdrs, gfs3_opendir_rsp *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + if (!xdr_quad_t (xdrs, &objp->fd)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gfs3_fsyncdir_req (XDR *xdrs, gfs3_fsyncdir_req *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_opaque (xdrs, objp->gfid, 16)) + return FALSE; + if (!xdr_quad_t (xdrs, &objp->fd)) + return FALSE; + if (!xdr_int (xdrs, &objp->data)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gfs3_readdir_req (XDR *xdrs, gfs3_readdir_req *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_opaque (xdrs, objp->gfid, 16)) + return FALSE; + if (!xdr_quad_t (xdrs, &objp->fd)) + return FALSE; + if (!xdr_u_quad_t (xdrs, &objp->offset)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->size)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gfs3_readdirp_req (XDR *xdrs, gfs3_readdirp_req *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_opaque (xdrs, objp->gfid, 16)) + return FALSE; + if (!xdr_quad_t (xdrs, &objp->fd)) + return FALSE; + if (!xdr_u_quad_t (xdrs, &objp->offset)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->size)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->dict.dict_val, (u_int *) &objp->dict.dict_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gfs3_access_req (XDR *xdrs, gfs3_access_req *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_opaque (xdrs, objp->gfid, 16)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->mask)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gfs3_create_req (XDR *xdrs, gfs3_create_req *objp) +{ + register int32_t *buf; + buf = NULL; + + + if (xdrs->x_op == XDR_ENCODE) { + if (!xdr_opaque (xdrs, objp->pargfid, 16)) + return FALSE; + buf = XDR_INLINE (xdrs, 3 * BYTES_PER_XDR_UNIT); + if (buf == NULL) { + if (!xdr_u_int (xdrs, &objp->flags)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->mode)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->umask)) + return FALSE; + + } else { + IXDR_PUT_U_LONG(buf, objp->flags); + IXDR_PUT_U_LONG(buf, objp->mode); + IXDR_PUT_U_LONG(buf, objp->umask); + } + if (!xdr_string (xdrs, &objp->bname, ~0)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; + } else if (xdrs->x_op == XDR_DECODE) { + if (!xdr_opaque (xdrs, objp->pargfid, 16)) + return FALSE; + buf = XDR_INLINE (xdrs, 3 * BYTES_PER_XDR_UNIT); + if (buf == NULL) { + if (!xdr_u_int (xdrs, &objp->flags)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->mode)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->umask)) + return FALSE; + + } else { + objp->flags = IXDR_GET_U_LONG(buf); + objp->mode = IXDR_GET_U_LONG(buf); + objp->umask = IXDR_GET_U_LONG(buf); + } + if (!xdr_string (xdrs, &objp->bname, ~0)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; + } + + if (!xdr_opaque (xdrs, objp->pargfid, 16)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->flags)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->mode)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->umask)) + return FALSE; + if (!xdr_string (xdrs, &objp->bname, ~0)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gfs3_create_rsp (XDR *xdrs, gfs3_create_rsp *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + if (!xdr_gf_iatt (xdrs, &objp->stat)) + return FALSE; + if (!xdr_u_quad_t (xdrs, &objp->fd)) + return FALSE; + if (!xdr_gf_iatt (xdrs, &objp->preparent)) + return FALSE; + if (!xdr_gf_iatt (xdrs, &objp->postparent)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gfs3_ftruncate_req (XDR *xdrs, gfs3_ftruncate_req *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_opaque (xdrs, objp->gfid, 16)) + return FALSE; + if (!xdr_quad_t (xdrs, &objp->fd)) + return FALSE; + if (!xdr_u_quad_t (xdrs, &objp->offset)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gfs3_ftruncate_rsp (XDR *xdrs, gfs3_ftruncate_rsp *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + if (!xdr_gf_iatt (xdrs, &objp->prestat)) + return FALSE; + if (!xdr_gf_iatt (xdrs, &objp->poststat)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gfs3_fstat_req (XDR *xdrs, gfs3_fstat_req *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_opaque (xdrs, objp->gfid, 16)) + return FALSE; + if (!xdr_quad_t (xdrs, &objp->fd)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gfs3_fstat_rsp (XDR *xdrs, gfs3_fstat_rsp *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + if (!xdr_gf_iatt (xdrs, &objp->stat)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gfs3_entrylk_req (XDR *xdrs, gfs3_entrylk_req *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_opaque (xdrs, objp->gfid, 16)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->cmd)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->type)) + return FALSE; + if (!xdr_u_quad_t (xdrs, &objp->namelen)) + return FALSE; + if (!xdr_string (xdrs, &objp->name, ~0)) + return FALSE; + if (!xdr_string (xdrs, &objp->volume, ~0)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gfs3_fentrylk_req (XDR *xdrs, gfs3_fentrylk_req *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_opaque (xdrs, objp->gfid, 16)) + return FALSE; + if (!xdr_quad_t (xdrs, &objp->fd)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->cmd)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->type)) + return FALSE; + if (!xdr_u_quad_t (xdrs, &objp->namelen)) + return FALSE; + if (!xdr_string (xdrs, &objp->name, ~0)) + return FALSE; + if (!xdr_string (xdrs, &objp->volume, ~0)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gfs3_setattr_req (XDR *xdrs, gfs3_setattr_req *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_opaque (xdrs, objp->gfid, 16)) + return FALSE; + if (!xdr_gf_iatt (xdrs, &objp->stbuf)) + return FALSE; + if (!xdr_int (xdrs, &objp->valid)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gfs3_setattr_rsp (XDR *xdrs, gfs3_setattr_rsp *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + if (!xdr_gf_iatt (xdrs, &objp->statpre)) + return FALSE; + if (!xdr_gf_iatt (xdrs, &objp->statpost)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gfs3_fsetattr_req (XDR *xdrs, gfs3_fsetattr_req *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_quad_t (xdrs, &objp->fd)) + return FALSE; + if (!xdr_gf_iatt (xdrs, &objp->stbuf)) + return FALSE; + if (!xdr_int (xdrs, &objp->valid)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gfs3_fsetattr_rsp (XDR *xdrs, gfs3_fsetattr_rsp *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + if (!xdr_gf_iatt (xdrs, &objp->statpre)) + return FALSE; + if (!xdr_gf_iatt (xdrs, &objp->statpost)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gfs3_fallocate_req (XDR *xdrs, gfs3_fallocate_req *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_opaque (xdrs, objp->gfid, 16)) + return FALSE; + if (!xdr_quad_t (xdrs, &objp->fd)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->flags)) + return FALSE; + if (!xdr_u_quad_t (xdrs, &objp->offset)) + return FALSE; + if (!xdr_u_quad_t (xdrs, &objp->size)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gfs3_fallocate_rsp (XDR *xdrs, gfs3_fallocate_rsp *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + if (!xdr_gf_iatt (xdrs, &objp->statpre)) + return FALSE; + if (!xdr_gf_iatt (xdrs, &objp->statpost)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gfs3_discard_req (XDR *xdrs, gfs3_discard_req *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_opaque (xdrs, objp->gfid, 16)) + return FALSE; + if (!xdr_quad_t (xdrs, &objp->fd)) + return FALSE; + if (!xdr_u_quad_t (xdrs, &objp->offset)) + return FALSE; + if (!xdr_u_quad_t (xdrs, &objp->size)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gfs3_discard_rsp (XDR *xdrs, gfs3_discard_rsp *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + if (!xdr_gf_iatt (xdrs, &objp->statpre)) + return FALSE; + if (!xdr_gf_iatt (xdrs, &objp->statpost)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gfs3_zerofill_req (XDR *xdrs, gfs3_zerofill_req *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_opaque (xdrs, objp->gfid, 16)) + return FALSE; + if (!xdr_quad_t (xdrs, &objp->fd)) + return FALSE; + if (!xdr_u_quad_t (xdrs, &objp->offset)) + return FALSE; + if (!xdr_u_quad_t (xdrs, &objp->size)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, + (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gfs3_zerofill_rsp (XDR *xdrs, gfs3_zerofill_rsp *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + if (!xdr_gf_iatt (xdrs, &objp->statpre)) + return FALSE; + if (!xdr_gf_iatt (xdrs, &objp->statpost)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, + (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; +} + + +bool_t +xdr_gfs3_rchecksum_req (XDR *xdrs, gfs3_rchecksum_req *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_quad_t (xdrs, &objp->fd)) + return FALSE; + if (!xdr_u_quad_t (xdrs, &objp->offset)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->len)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gfs3_rchecksum_rsp (XDR *xdrs, gfs3_rchecksum_rsp *objp) +{ + register int32_t *buf; + buf = NULL; + + + if (xdrs->x_op == XDR_ENCODE) { + buf = XDR_INLINE (xdrs, 3 * BYTES_PER_XDR_UNIT); + if (buf == NULL) { + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->weak_checksum)) + return FALSE; + + } else { + IXDR_PUT_LONG(buf, objp->op_ret); + IXDR_PUT_LONG(buf, objp->op_errno); + IXDR_PUT_U_LONG(buf, objp->weak_checksum); + } + if (!xdr_bytes (xdrs, (char **)&objp->strong_checksum.strong_checksum_val, (u_int *) &objp->strong_checksum.strong_checksum_len, ~0)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; + } else if (xdrs->x_op == XDR_DECODE) { + buf = XDR_INLINE (xdrs, 3 * BYTES_PER_XDR_UNIT); + if (buf == NULL) { + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->weak_checksum)) + return FALSE; + + } else { + objp->op_ret = IXDR_GET_LONG(buf); + objp->op_errno = IXDR_GET_LONG(buf); + objp->weak_checksum = IXDR_GET_U_LONG(buf); + } + if (!xdr_bytes (xdrs, (char **)&objp->strong_checksum.strong_checksum_val, (u_int *) &objp->strong_checksum.strong_checksum_len, ~0)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; + } + + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->weak_checksum)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->strong_checksum.strong_checksum_val, (u_int *) &objp->strong_checksum.strong_checksum_len, ~0)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gf_setvolume_req (XDR *xdrs, gf_setvolume_req *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_bytes (xdrs, (char **)&objp->dict.dict_val, (u_int *) &objp->dict.dict_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gf_setvolume_rsp (XDR *xdrs, gf_setvolume_rsp *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->dict.dict_val, (u_int *) &objp->dict.dict_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gf_getspec_req (XDR *xdrs, gf_getspec_req *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_u_int (xdrs, &objp->flags)) + return FALSE; + if (!xdr_string (xdrs, &objp->key, ~0)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gf_getspec_rsp (XDR *xdrs, gf_getspec_rsp *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + if (!xdr_string (xdrs, &objp->spec, ~0)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gf_mgmt_hndsk_req (XDR *xdrs, gf_mgmt_hndsk_req *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_bytes (xdrs, (char **)&objp->hndsk.hndsk_val, (u_int *) &objp->hndsk.hndsk_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gf_mgmt_hndsk_rsp (XDR *xdrs, gf_mgmt_hndsk_rsp *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->hndsk.hndsk_val, (u_int *) &objp->hndsk.hndsk_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gf_log_req (XDR *xdrs, gf_log_req *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_bytes (xdrs, (char **)&objp->msg.msg_val, (u_int *) &objp->msg.msg_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gf_notify_req (XDR *xdrs, gf_notify_req *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_u_int (xdrs, &objp->flags)) + return FALSE; + if (!xdr_string (xdrs, &objp->buf, ~0)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gf_notify_rsp (XDR *xdrs, gf_notify_rsp *objp) +{ + register int32_t *buf; + buf = NULL; + + + if (xdrs->x_op == XDR_ENCODE) { + buf = XDR_INLINE (xdrs, 3 * BYTES_PER_XDR_UNIT); + if (buf == NULL) { + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->flags)) + return FALSE; + + } else { + IXDR_PUT_LONG(buf, objp->op_ret); + IXDR_PUT_LONG(buf, objp->op_errno); + IXDR_PUT_U_LONG(buf, objp->flags); + } + if (!xdr_string (xdrs, &objp->buf, ~0)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; + } else if (xdrs->x_op == XDR_DECODE) { + buf = XDR_INLINE (xdrs, 3 * BYTES_PER_XDR_UNIT); + if (buf == NULL) { + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->flags)) + return FALSE; + + } else { + objp->op_ret = IXDR_GET_LONG(buf); + objp->op_errno = IXDR_GET_LONG(buf); + objp->flags = IXDR_GET_U_LONG(buf); + } + if (!xdr_string (xdrs, &objp->buf, ~0)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; + } + + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->flags)) + return FALSE; + if (!xdr_string (xdrs, &objp->buf, ~0)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gfs3_releasedir_req (XDR *xdrs, gfs3_releasedir_req *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_opaque (xdrs, objp->gfid, 16)) + return FALSE; + if (!xdr_quad_t (xdrs, &objp->fd)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gfs3_release_req (XDR *xdrs, gfs3_release_req *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_opaque (xdrs, objp->gfid, 16)) + return FALSE; + if (!xdr_quad_t (xdrs, &objp->fd)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gf_common_rsp (XDR *xdrs, gf_common_rsp *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gfs3_dirlist (XDR *xdrs, gfs3_dirlist *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_u_quad_t (xdrs, &objp->d_ino)) + return FALSE; + if (!xdr_u_quad_t (xdrs, &objp->d_off)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->d_len)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->d_type)) + return FALSE; + if (!xdr_string (xdrs, &objp->name, ~0)) + return FALSE; + if (!xdr_pointer (xdrs, (char **)&objp->nextentry, sizeof (gfs3_dirlist), (xdrproc_t) xdr_gfs3_dirlist)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gfs3_readdir_rsp (XDR *xdrs, gfs3_readdir_rsp *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + if (!xdr_pointer (xdrs, (char **)&objp->reply, sizeof (gfs3_dirlist), (xdrproc_t) xdr_gfs3_dirlist)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gfs3_dirplist (XDR *xdrs, gfs3_dirplist *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_u_quad_t (xdrs, &objp->d_ino)) + return FALSE; + if (!xdr_u_quad_t (xdrs, &objp->d_off)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->d_len)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->d_type)) + return FALSE; + if (!xdr_string (xdrs, &objp->name, ~0)) + return FALSE; + if (!xdr_gf_iatt (xdrs, &objp->stat)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->dict.dict_val, (u_int *) &objp->dict.dict_len, ~0)) + return FALSE; + if (!xdr_pointer (xdrs, (char **)&objp->nextentry, sizeof (gfs3_dirplist), (xdrproc_t) xdr_gfs3_dirplist)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gfs3_readdirp_rsp (XDR *xdrs, gfs3_readdirp_rsp *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + if (!xdr_pointer (xdrs, (char **)&objp->reply, sizeof (gfs3_dirplist), (xdrproc_t) xdr_gfs3_dirplist)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->xdata.xdata_val, (u_int *) &objp->xdata.xdata_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gf_set_lk_ver_rsp (XDR *xdrs, gf_set_lk_ver_rsp *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + if (!xdr_int (xdrs, &objp->lk_ver)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gf_set_lk_ver_req (XDR *xdrs, gf_set_lk_ver_req *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_string (xdrs, &objp->uid, ~0)) + return FALSE; + if (!xdr_int (xdrs, &objp->lk_ver)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gf_event_notify_req (XDR *xdrs, gf_event_notify_req *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_int (xdrs, &objp->op)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->dict.dict_val, (u_int *) &objp->dict.dict_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gf_event_notify_rsp (XDR *xdrs, gf_event_notify_rsp *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->dict.dict_val, (u_int *) &objp->dict.dict_len, ~0)) + return FALSE; + return TRUE; +} diff --git a/rpc/xdr/src/glusterfs3-xdr.h b/rpc/xdr/src/glusterfs3-xdr.h new file mode 100644 index 000000000..13566e694 --- /dev/null +++ b/rpc/xdr/src/glusterfs3-xdr.h @@ -0,0 +1,1394 @@ +/* + Copyright (c) 2007-2012 Red Hat, Inc. <http://www.redhat.com> + This file is part of GlusterFS. + + This file is licensed to you under your choice of the GNU Lesser + General Public License, version 3 or any later version (LGPLv3 or + later), or the GNU General Public License, version 2 (GPLv2), in all + cases as published by the Free Software Foundation. +*/ + +#include "xdr-common.h" +#include "compat.h" + +#if defined(__GNUC__) +#if __GNUC__ >= 4 +#pragma GCC diagnostic ignored "-Wunused-but-set-variable" +#endif +#endif + +/* + * Please do not edit this file. + * It was generated using rpcgen. + */ + +#ifndef _GLUSTERFS3_XDR_H_RPCGEN +#define _GLUSTERFS3_XDR_H_RPCGEN + +#include <rpc/rpc.h> + + +#ifdef __cplusplus +extern "C" { +#endif + + +struct gf_statfs { + u_quad_t bsize; + u_quad_t frsize; + u_quad_t blocks; + u_quad_t bfree; + u_quad_t bavail; + u_quad_t files; + u_quad_t ffree; + u_quad_t favail; + u_quad_t fsid; + u_quad_t flag; + u_quad_t namemax; +}; +typedef struct gf_statfs gf_statfs; + +struct gf_proto_flock { + u_int type; + u_int whence; + u_quad_t start; + u_quad_t len; + u_int pid; + struct { + u_int lk_owner_len; + char *lk_owner_val; + } lk_owner; +}; +typedef struct gf_proto_flock gf_proto_flock; + +struct gf_iatt { + char ia_gfid[16]; + u_quad_t ia_ino; + u_quad_t ia_dev; + u_int mode; + u_int ia_nlink; + u_int ia_uid; + u_int ia_gid; + u_quad_t ia_rdev; + u_quad_t ia_size; + u_int ia_blksize; + u_quad_t ia_blocks; + u_int ia_atime; + u_int ia_atime_nsec; + u_int ia_mtime; + u_int ia_mtime_nsec; + u_int ia_ctime; + u_int ia_ctime_nsec; +}; +typedef struct gf_iatt gf_iatt; + +struct gfs3_stat_req { + char gfid[16]; + struct { + u_int xdata_len; + char *xdata_val; + } xdata; +}; +typedef struct gfs3_stat_req gfs3_stat_req; + +struct gfs3_stat_rsp { + int op_ret; + int op_errno; + struct gf_iatt stat; + struct { + u_int xdata_len; + char *xdata_val; + } xdata; +}; +typedef struct gfs3_stat_rsp gfs3_stat_rsp; + +struct gfs3_readlink_req { + char gfid[16]; + u_int size; + struct { + u_int xdata_len; + char *xdata_val; + } xdata; +}; +typedef struct gfs3_readlink_req gfs3_readlink_req; + +struct gfs3_readlink_rsp { + int op_ret; + int op_errno; + struct gf_iatt buf; + char *path; + struct { + u_int xdata_len; + char *xdata_val; + } xdata; +}; +typedef struct gfs3_readlink_rsp gfs3_readlink_rsp; + +struct gfs3_mknod_req { + char pargfid[16]; + u_quad_t dev; + u_int mode; + u_int umask; + char *bname; + struct { + u_int xdata_len; + char *xdata_val; + } xdata; +}; +typedef struct gfs3_mknod_req gfs3_mknod_req; + +struct gfs3_mknod_rsp { + int op_ret; + int op_errno; + struct gf_iatt stat; + struct gf_iatt preparent; + struct gf_iatt postparent; + struct { + u_int xdata_len; + char *xdata_val; + } xdata; +}; +typedef struct gfs3_mknod_rsp gfs3_mknod_rsp; + +struct gfs3_mkdir_req { + char pargfid[16]; + u_int mode; + u_int umask; + char *bname; + struct { + u_int xdata_len; + char *xdata_val; + } xdata; +}; +typedef struct gfs3_mkdir_req gfs3_mkdir_req; + +struct gfs3_mkdir_rsp { + int op_ret; + int op_errno; + struct gf_iatt stat; + struct gf_iatt preparent; + struct gf_iatt postparent; + struct { + u_int xdata_len; + char *xdata_val; + } xdata; +}; +typedef struct gfs3_mkdir_rsp gfs3_mkdir_rsp; + +struct gfs3_unlink_req { + char pargfid[16]; + char *bname; + u_int xflags; + struct { + u_int xdata_len; + char *xdata_val; + } xdata; +}; +typedef struct gfs3_unlink_req gfs3_unlink_req; + +struct gfs3_unlink_rsp { + int op_ret; + int op_errno; + struct gf_iatt preparent; + struct gf_iatt postparent; + struct { + u_int xdata_len; + char *xdata_val; + } xdata; +}; +typedef struct gfs3_unlink_rsp gfs3_unlink_rsp; + +struct gfs3_rmdir_req { + char pargfid[16]; + int xflags; + char *bname; + struct { + u_int xdata_len; + char *xdata_val; + } xdata; +}; +typedef struct gfs3_rmdir_req gfs3_rmdir_req; + +struct gfs3_rmdir_rsp { + int op_ret; + int op_errno; + struct gf_iatt preparent; + struct gf_iatt postparent; + struct { + u_int xdata_len; + char *xdata_val; + } xdata; +}; +typedef struct gfs3_rmdir_rsp gfs3_rmdir_rsp; + +struct gfs3_symlink_req { + char pargfid[16]; + char *bname; + u_int umask; + char *linkname; + struct { + u_int xdata_len; + char *xdata_val; + } xdata; +}; +typedef struct gfs3_symlink_req gfs3_symlink_req; + +struct gfs3_symlink_rsp { + int op_ret; + int op_errno; + struct gf_iatt stat; + struct gf_iatt preparent; + struct gf_iatt postparent; + struct { + u_int xdata_len; + char *xdata_val; + } xdata; +}; +typedef struct gfs3_symlink_rsp gfs3_symlink_rsp; + +struct gfs3_rename_req { + char oldgfid[16]; + char newgfid[16]; + char *oldbname; + char *newbname; + struct { + u_int xdata_len; + char *xdata_val; + } xdata; +}; +typedef struct gfs3_rename_req gfs3_rename_req; + +struct gfs3_rename_rsp { + int op_ret; + int op_errno; + struct gf_iatt stat; + struct gf_iatt preoldparent; + struct gf_iatt postoldparent; + struct gf_iatt prenewparent; + struct gf_iatt postnewparent; + struct { + u_int xdata_len; + char *xdata_val; + } xdata; +}; +typedef struct gfs3_rename_rsp gfs3_rename_rsp; + +struct gfs3_link_req { + char oldgfid[16]; + char newgfid[16]; + char *newbname; + struct { + u_int xdata_len; + char *xdata_val; + } xdata; +}; +typedef struct gfs3_link_req gfs3_link_req; + +struct gfs3_link_rsp { + int op_ret; + int op_errno; + struct gf_iatt stat; + struct gf_iatt preparent; + struct gf_iatt postparent; + struct { + u_int xdata_len; + char *xdata_val; + } xdata; +}; +typedef struct gfs3_link_rsp gfs3_link_rsp; + +struct gfs3_truncate_req { + char gfid[16]; + u_quad_t offset; + struct { + u_int xdata_len; + char *xdata_val; + } xdata; +}; +typedef struct gfs3_truncate_req gfs3_truncate_req; + +struct gfs3_truncate_rsp { + int op_ret; + int op_errno; + struct gf_iatt prestat; + struct gf_iatt poststat; + struct { + u_int xdata_len; + char *xdata_val; + } xdata; +}; +typedef struct gfs3_truncate_rsp gfs3_truncate_rsp; + +struct gfs3_open_req { + char gfid[16]; + u_int flags; + struct { + u_int xdata_len; + char *xdata_val; + } xdata; +}; +typedef struct gfs3_open_req gfs3_open_req; + +struct gfs3_open_rsp { + int op_ret; + int op_errno; + quad_t fd; + struct { + u_int xdata_len; + char *xdata_val; + } xdata; +}; +typedef struct gfs3_open_rsp gfs3_open_rsp; + +struct gfs3_read_req { + char gfid[16]; + quad_t fd; + u_quad_t offset; + u_int size; + u_int flag; + struct { + u_int xdata_len; + char *xdata_val; + } xdata; +}; +typedef struct gfs3_read_req gfs3_read_req; + +struct gfs3_read_rsp { + int op_ret; + int op_errno; + struct gf_iatt stat; + u_int size; + struct { + u_int xdata_len; + char *xdata_val; + } xdata; +}; +typedef struct gfs3_read_rsp gfs3_read_rsp; + +struct gfs3_lookup_req { + char gfid[16]; + char pargfid[16]; + u_int flags; + char *bname; + struct { + u_int xdata_len; + char *xdata_val; + } xdata; +}; +typedef struct gfs3_lookup_req gfs3_lookup_req; + +struct gfs3_lookup_rsp { + int op_ret; + int op_errno; + struct gf_iatt stat; + struct gf_iatt postparent; + struct { + u_int xdata_len; + char *xdata_val; + } xdata; +}; +typedef struct gfs3_lookup_rsp gfs3_lookup_rsp; + +struct gfs3_write_req { + char gfid[16]; + quad_t fd; + u_quad_t offset; + u_int size; + u_int flag; + struct { + u_int xdata_len; + char *xdata_val; + } xdata; +}; +typedef struct gfs3_write_req gfs3_write_req; + +struct gfs3_write_rsp { + int op_ret; + int op_errno; + struct gf_iatt prestat; + struct gf_iatt poststat; + struct { + u_int xdata_len; + char *xdata_val; + } xdata; +}; +typedef struct gfs3_write_rsp gfs3_write_rsp; + +struct gfs3_statfs_req { + char gfid[16]; + struct { + u_int xdata_len; + char *xdata_val; + } xdata; +}; +typedef struct gfs3_statfs_req gfs3_statfs_req; + +struct gfs3_statfs_rsp { + int op_ret; + int op_errno; + struct gf_statfs statfs; + struct { + u_int xdata_len; + char *xdata_val; + } xdata; +}; +typedef struct gfs3_statfs_rsp gfs3_statfs_rsp; + +struct gfs3_lk_req { + char gfid[16]; + quad_t fd; + u_int cmd; + u_int type; + struct gf_proto_flock flock; + struct { + u_int xdata_len; + char *xdata_val; + } xdata; +}; +typedef struct gfs3_lk_req gfs3_lk_req; + +struct gfs3_lk_rsp { + int op_ret; + int op_errno; + struct gf_proto_flock flock; + struct { + u_int xdata_len; + char *xdata_val; + } xdata; +}; +typedef struct gfs3_lk_rsp gfs3_lk_rsp; + +struct gfs3_inodelk_req { + char gfid[16]; + u_int cmd; + u_int type; + struct gf_proto_flock flock; + char *volume; + struct { + u_int xdata_len; + char *xdata_val; + } xdata; +}; +typedef struct gfs3_inodelk_req gfs3_inodelk_req; + +struct gfs3_finodelk_req { + char gfid[16]; + quad_t fd; + u_int cmd; + u_int type; + struct gf_proto_flock flock; + char *volume; + struct { + u_int xdata_len; + char *xdata_val; + } xdata; +}; +typedef struct gfs3_finodelk_req gfs3_finodelk_req; + +struct gfs3_flush_req { + char gfid[16]; + quad_t fd; + struct { + u_int xdata_len; + char *xdata_val; + } xdata; +}; +typedef struct gfs3_flush_req gfs3_flush_req; + +struct gfs3_fsync_req { + char gfid[16]; + quad_t fd; + u_int data; + struct { + u_int xdata_len; + char *xdata_val; + } xdata; +}; +typedef struct gfs3_fsync_req gfs3_fsync_req; + +struct gfs3_fsync_rsp { + int op_ret; + int op_errno; + struct gf_iatt prestat; + struct gf_iatt poststat; + struct { + u_int xdata_len; + char *xdata_val; + } xdata; +}; +typedef struct gfs3_fsync_rsp gfs3_fsync_rsp; + +struct gfs3_setxattr_req { + char gfid[16]; + u_int flags; + struct { + u_int dict_len; + char *dict_val; + } dict; + struct { + u_int xdata_len; + char *xdata_val; + } xdata; +}; +typedef struct gfs3_setxattr_req gfs3_setxattr_req; + +struct gfs3_fsetxattr_req { + char gfid[16]; + quad_t fd; + u_int flags; + struct { + u_int dict_len; + char *dict_val; + } dict; + struct { + u_int xdata_len; + char *xdata_val; + } xdata; +}; +typedef struct gfs3_fsetxattr_req gfs3_fsetxattr_req; + +struct gfs3_xattrop_req { + char gfid[16]; + u_int flags; + struct { + u_int dict_len; + char *dict_val; + } dict; + struct { + u_int xdata_len; + char *xdata_val; + } xdata; +}; +typedef struct gfs3_xattrop_req gfs3_xattrop_req; + +struct gfs3_xattrop_rsp { + int op_ret; + int op_errno; + struct { + u_int dict_len; + char *dict_val; + } dict; + struct { + u_int xdata_len; + char *xdata_val; + } xdata; +}; +typedef struct gfs3_xattrop_rsp gfs3_xattrop_rsp; + +struct gfs3_fxattrop_req { + char gfid[16]; + quad_t fd; + u_int flags; + struct { + u_int dict_len; + char *dict_val; + } dict; + struct { + u_int xdata_len; + char *xdata_val; + } xdata; +}; +typedef struct gfs3_fxattrop_req gfs3_fxattrop_req; + +struct gfs3_fxattrop_rsp { + int op_ret; + int op_errno; + struct { + u_int dict_len; + char *dict_val; + } dict; + struct { + u_int xdata_len; + char *xdata_val; + } xdata; +}; +typedef struct gfs3_fxattrop_rsp gfs3_fxattrop_rsp; + +struct gfs3_getxattr_req { + char gfid[16]; + u_int namelen; + char *name; + struct { + u_int xdata_len; + char *xdata_val; + } xdata; +}; +typedef struct gfs3_getxattr_req gfs3_getxattr_req; + +struct gfs3_getxattr_rsp { + int op_ret; + int op_errno; + struct { + u_int dict_len; + char *dict_val; + } dict; + struct { + u_int xdata_len; + char *xdata_val; + } xdata; +}; +typedef struct gfs3_getxattr_rsp gfs3_getxattr_rsp; + +struct gfs3_fgetxattr_req { + char gfid[16]; + quad_t fd; + u_int namelen; + char *name; + struct { + u_int xdata_len; + char *xdata_val; + } xdata; +}; +typedef struct gfs3_fgetxattr_req gfs3_fgetxattr_req; + +struct gfs3_fgetxattr_rsp { + int op_ret; + int op_errno; + struct { + u_int dict_len; + char *dict_val; + } dict; + struct { + u_int xdata_len; + char *xdata_val; + } xdata; +}; +typedef struct gfs3_fgetxattr_rsp gfs3_fgetxattr_rsp; + +struct gfs3_removexattr_req { + char gfid[16]; + char *name; + struct { + u_int xdata_len; + char *xdata_val; + } xdata; +}; +typedef struct gfs3_removexattr_req gfs3_removexattr_req; + +struct gfs3_fremovexattr_req { + char gfid[16]; + quad_t fd; + char *name; + struct { + u_int xdata_len; + char *xdata_val; + } xdata; +}; +typedef struct gfs3_fremovexattr_req gfs3_fremovexattr_req; + +struct gfs3_opendir_req { + char gfid[16]; + struct { + u_int xdata_len; + char *xdata_val; + } xdata; +}; +typedef struct gfs3_opendir_req gfs3_opendir_req; + +struct gfs3_opendir_rsp { + int op_ret; + int op_errno; + quad_t fd; + struct { + u_int xdata_len; + char *xdata_val; + } xdata; +}; +typedef struct gfs3_opendir_rsp gfs3_opendir_rsp; + +struct gfs3_fsyncdir_req { + char gfid[16]; + quad_t fd; + int data; + struct { + u_int xdata_len; + char *xdata_val; + } xdata; +}; +typedef struct gfs3_fsyncdir_req gfs3_fsyncdir_req; + +struct gfs3_readdir_req { + char gfid[16]; + quad_t fd; + u_quad_t offset; + u_int size; + struct { + u_int xdata_len; + char *xdata_val; + } xdata; +}; +typedef struct gfs3_readdir_req gfs3_readdir_req; + +struct gfs3_readdirp_req { + char gfid[16]; + quad_t fd; + u_quad_t offset; + u_int size; + struct { + u_int dict_len; + char *dict_val; + } dict; +}; +typedef struct gfs3_readdirp_req gfs3_readdirp_req; + +struct gfs3_access_req { + char gfid[16]; + u_int mask; + struct { + u_int xdata_len; + char *xdata_val; + } xdata; +}; +typedef struct gfs3_access_req gfs3_access_req; + +struct gfs3_create_req { + char pargfid[16]; + u_int flags; + u_int mode; + u_int umask; + char *bname; + struct { + u_int xdata_len; + char *xdata_val; + } xdata; +}; +typedef struct gfs3_create_req gfs3_create_req; + +struct gfs3_create_rsp { + int op_ret; + int op_errno; + struct gf_iatt stat; + u_quad_t fd; + struct gf_iatt preparent; + struct gf_iatt postparent; + struct { + u_int xdata_len; + char *xdata_val; + } xdata; +}; +typedef struct gfs3_create_rsp gfs3_create_rsp; + +struct gfs3_ftruncate_req { + char gfid[16]; + quad_t fd; + u_quad_t offset; + struct { + u_int xdata_len; + char *xdata_val; + } xdata; +}; +typedef struct gfs3_ftruncate_req gfs3_ftruncate_req; + +struct gfs3_ftruncate_rsp { + int op_ret; + int op_errno; + struct gf_iatt prestat; + struct gf_iatt poststat; + struct { + u_int xdata_len; + char *xdata_val; + } xdata; +}; +typedef struct gfs3_ftruncate_rsp gfs3_ftruncate_rsp; + +struct gfs3_fstat_req { + char gfid[16]; + quad_t fd; + struct { + u_int xdata_len; + char *xdata_val; + } xdata; +}; +typedef struct gfs3_fstat_req gfs3_fstat_req; + +struct gfs3_fstat_rsp { + int op_ret; + int op_errno; + struct gf_iatt stat; + struct { + u_int xdata_len; + char *xdata_val; + } xdata; +}; +typedef struct gfs3_fstat_rsp gfs3_fstat_rsp; + +struct gfs3_entrylk_req { + char gfid[16]; + u_int cmd; + u_int type; + u_quad_t namelen; + char *name; + char *volume; + struct { + u_int xdata_len; + char *xdata_val; + } xdata; +}; +typedef struct gfs3_entrylk_req gfs3_entrylk_req; + +struct gfs3_fentrylk_req { + char gfid[16]; + quad_t fd; + u_int cmd; + u_int type; + u_quad_t namelen; + char *name; + char *volume; + struct { + u_int xdata_len; + char *xdata_val; + } xdata; +}; +typedef struct gfs3_fentrylk_req gfs3_fentrylk_req; + +struct gfs3_setattr_req { + char gfid[16]; + struct gf_iatt stbuf; + int valid; + struct { + u_int xdata_len; + char *xdata_val; + } xdata; +}; +typedef struct gfs3_setattr_req gfs3_setattr_req; + +struct gfs3_setattr_rsp { + int op_ret; + int op_errno; + struct gf_iatt statpre; + struct gf_iatt statpost; + struct { + u_int xdata_len; + char *xdata_val; + } xdata; +}; +typedef struct gfs3_setattr_rsp gfs3_setattr_rsp; + +struct gfs3_fsetattr_req { + quad_t fd; + struct gf_iatt stbuf; + int valid; + struct { + u_int xdata_len; + char *xdata_val; + } xdata; +}; +typedef struct gfs3_fsetattr_req gfs3_fsetattr_req; + +struct gfs3_fsetattr_rsp { + int op_ret; + int op_errno; + struct gf_iatt statpre; + struct gf_iatt statpost; + struct { + u_int xdata_len; + char *xdata_val; + } xdata; +}; +typedef struct gfs3_fsetattr_rsp gfs3_fsetattr_rsp; + +struct gfs3_fallocate_req { + char gfid[16]; + quad_t fd; + u_int flags; + u_quad_t offset; + u_quad_t size; + struct { + u_int xdata_len; + char *xdata_val; + } xdata; +}; +typedef struct gfs3_fallocate_req gfs3_fallocate_req; + +struct gfs3_fallocate_rsp { + int op_ret; + int op_errno; + struct gf_iatt statpre; + struct gf_iatt statpost; + struct { + u_int xdata_len; + char *xdata_val; + } xdata; +}; +typedef struct gfs3_fallocate_rsp gfs3_fallocate_rsp; + +struct gfs3_discard_req { + char gfid[16]; + quad_t fd; + u_quad_t offset; + u_quad_t size; + struct { + u_int xdata_len; + char *xdata_val; + } xdata; +}; +typedef struct gfs3_discard_req gfs3_discard_req; + +struct gfs3_discard_rsp { + int op_ret; + int op_errno; + struct gf_iatt statpre; + struct gf_iatt statpost; + struct { + u_int xdata_len; + char *xdata_val; + } xdata; +}; +typedef struct gfs3_discard_rsp gfs3_discard_rsp; + +struct gfs3_zerofill_req { + char gfid[16]; + quad_t fd; + u_quad_t offset; + u_quad_t size; + struct { + u_int xdata_len; + char *xdata_val; + } xdata; +}; +typedef struct gfs3_zerofill_req gfs3_zerofill_req; + +struct gfs3_zerofill_rsp { + int op_ret; + int op_errno; + struct gf_iatt statpre; + struct gf_iatt statpost; + struct { + u_int xdata_len; + char *xdata_val; + } xdata; +}; +typedef struct gfs3_zerofill_rsp gfs3_zerofill_rsp; + + +struct gfs3_rchecksum_req { + quad_t fd; + u_quad_t offset; + u_int len; + struct { + u_int xdata_len; + char *xdata_val; + } xdata; +}; +typedef struct gfs3_rchecksum_req gfs3_rchecksum_req; + +struct gfs3_rchecksum_rsp { + int op_ret; + int op_errno; + u_int weak_checksum; + struct { + u_int strong_checksum_len; + char *strong_checksum_val; + } strong_checksum; + struct { + u_int xdata_len; + char *xdata_val; + } xdata; +}; +typedef struct gfs3_rchecksum_rsp gfs3_rchecksum_rsp; + +struct gf_setvolume_req { + struct { + u_int dict_len; + char *dict_val; + } dict; +}; +typedef struct gf_setvolume_req gf_setvolume_req; + +struct gf_setvolume_rsp { + int op_ret; + int op_errno; + struct { + u_int dict_len; + char *dict_val; + } dict; +}; +typedef struct gf_setvolume_rsp gf_setvolume_rsp; + +struct gf_getspec_req { + u_int flags; + char *key; + struct { + u_int xdata_len; + char *xdata_val; + } xdata; +}; +typedef struct gf_getspec_req gf_getspec_req; + +struct gf_getspec_rsp { + int op_ret; + int op_errno; + char *spec; + struct { + u_int xdata_len; + char *xdata_val; + } xdata; +}; +typedef struct gf_getspec_rsp gf_getspec_rsp; + +struct gf_mgmt_hndsk_req { + struct { + u_int hndsk_len; + char *hndsk_val; + } hndsk; +}; +typedef struct gf_mgmt_hndsk_req gf_mgmt_hndsk_req; + +struct gf_mgmt_hndsk_rsp { + int op_ret; + int op_errno; + struct { + u_int hndsk_len; + char *hndsk_val; + } hndsk; +}; +typedef struct gf_mgmt_hndsk_rsp gf_mgmt_hndsk_rsp; + +struct gf_log_req { + struct { + u_int msg_len; + char *msg_val; + } msg; +}; +typedef struct gf_log_req gf_log_req; + +struct gf_notify_req { + u_int flags; + char *buf; + struct { + u_int xdata_len; + char *xdata_val; + } xdata; +}; +typedef struct gf_notify_req gf_notify_req; + +struct gf_notify_rsp { + int op_ret; + int op_errno; + u_int flags; + char *buf; + struct { + u_int xdata_len; + char *xdata_val; + } xdata; +}; +typedef struct gf_notify_rsp gf_notify_rsp; + +struct gfs3_releasedir_req { + char gfid[16]; + quad_t fd; + struct { + u_int xdata_len; + char *xdata_val; + } xdata; +}; +typedef struct gfs3_releasedir_req gfs3_releasedir_req; + +struct gfs3_release_req { + char gfid[16]; + quad_t fd; + struct { + u_int xdata_len; + char *xdata_val; + } xdata; +}; +typedef struct gfs3_release_req gfs3_release_req; + +struct gf_common_rsp { + int op_ret; + int op_errno; + struct { + u_int xdata_len; + char *xdata_val; + } xdata; +}; +typedef struct gf_common_rsp gf_common_rsp; + +struct gfs3_dirlist { + u_quad_t d_ino; + u_quad_t d_off; + u_int d_len; + u_int d_type; + char *name; + struct gfs3_dirlist *nextentry; +}; +typedef struct gfs3_dirlist gfs3_dirlist; + +struct gfs3_readdir_rsp { + int op_ret; + int op_errno; + struct gfs3_dirlist *reply; + struct { + u_int xdata_len; + char *xdata_val; + } xdata; +}; +typedef struct gfs3_readdir_rsp gfs3_readdir_rsp; + +struct gfs3_dirplist { + u_quad_t d_ino; + u_quad_t d_off; + u_int d_len; + u_int d_type; + char *name; + struct gf_iatt stat; + struct { + u_int dict_len; + char *dict_val; + } dict; + struct gfs3_dirplist *nextentry; +}; +typedef struct gfs3_dirplist gfs3_dirplist; + +struct gfs3_readdirp_rsp { + int op_ret; + int op_errno; + struct gfs3_dirplist *reply; + struct { + u_int xdata_len; + char *xdata_val; + } xdata; +}; +typedef struct gfs3_readdirp_rsp gfs3_readdirp_rsp; + +struct gf_set_lk_ver_rsp { + int op_ret; + int op_errno; + int lk_ver; +}; +typedef struct gf_set_lk_ver_rsp gf_set_lk_ver_rsp; + +struct gf_set_lk_ver_req { + char *uid; + int lk_ver; +}; +typedef struct gf_set_lk_ver_req gf_set_lk_ver_req; + +struct gf_event_notify_req { + int op; + struct { + u_int dict_len; + char *dict_val; + } dict; +}; +typedef struct gf_event_notify_req gf_event_notify_req; + +struct gf_event_notify_rsp { + int op_ret; + int op_errno; + struct { + u_int dict_len; + char *dict_val; + } dict; +}; +typedef struct gf_event_notify_rsp gf_event_notify_rsp; + +/* the xdr functions */ + +#if defined(__STDC__) || defined(__cplusplus) +extern bool_t xdr_gf_statfs (XDR *, gf_statfs*); +extern bool_t xdr_gf_proto_flock (XDR *, gf_proto_flock*); +extern bool_t xdr_gf_iatt (XDR *, gf_iatt*); +extern bool_t xdr_gfs3_stat_req (XDR *, gfs3_stat_req*); +extern bool_t xdr_gfs3_stat_rsp (XDR *, gfs3_stat_rsp*); +extern bool_t xdr_gfs3_readlink_req (XDR *, gfs3_readlink_req*); +extern bool_t xdr_gfs3_readlink_rsp (XDR *, gfs3_readlink_rsp*); +extern bool_t xdr_gfs3_mknod_req (XDR *, gfs3_mknod_req*); +extern bool_t xdr_gfs3_mknod_rsp (XDR *, gfs3_mknod_rsp*); +extern bool_t xdr_gfs3_mkdir_req (XDR *, gfs3_mkdir_req*); +extern bool_t xdr_gfs3_mkdir_rsp (XDR *, gfs3_mkdir_rsp*); +extern bool_t xdr_gfs3_unlink_req (XDR *, gfs3_unlink_req*); +extern bool_t xdr_gfs3_unlink_rsp (XDR *, gfs3_unlink_rsp*); +extern bool_t xdr_gfs3_rmdir_req (XDR *, gfs3_rmdir_req*); +extern bool_t xdr_gfs3_rmdir_rsp (XDR *, gfs3_rmdir_rsp*); +extern bool_t xdr_gfs3_symlink_req (XDR *, gfs3_symlink_req*); +extern bool_t xdr_gfs3_symlink_rsp (XDR *, gfs3_symlink_rsp*); +extern bool_t xdr_gfs3_rename_req (XDR *, gfs3_rename_req*); +extern bool_t xdr_gfs3_rename_rsp (XDR *, gfs3_rename_rsp*); +extern bool_t xdr_gfs3_link_req (XDR *, gfs3_link_req*); +extern bool_t xdr_gfs3_link_rsp (XDR *, gfs3_link_rsp*); +extern bool_t xdr_gfs3_truncate_req (XDR *, gfs3_truncate_req*); +extern bool_t xdr_gfs3_truncate_rsp (XDR *, gfs3_truncate_rsp*); +extern bool_t xdr_gfs3_open_req (XDR *, gfs3_open_req*); +extern bool_t xdr_gfs3_open_rsp (XDR *, gfs3_open_rsp*); +extern bool_t xdr_gfs3_read_req (XDR *, gfs3_read_req*); +extern bool_t xdr_gfs3_read_rsp (XDR *, gfs3_read_rsp*); +extern bool_t xdr_gfs3_lookup_req (XDR *, gfs3_lookup_req*); +extern bool_t xdr_gfs3_lookup_rsp (XDR *, gfs3_lookup_rsp*); +extern bool_t xdr_gfs3_write_req (XDR *, gfs3_write_req*); +extern bool_t xdr_gfs3_write_rsp (XDR *, gfs3_write_rsp*); +extern bool_t xdr_gfs3_statfs_req (XDR *, gfs3_statfs_req*); +extern bool_t xdr_gfs3_statfs_rsp (XDR *, gfs3_statfs_rsp*); +extern bool_t xdr_gfs3_lk_req (XDR *, gfs3_lk_req*); +extern bool_t xdr_gfs3_lk_rsp (XDR *, gfs3_lk_rsp*); +extern bool_t xdr_gfs3_inodelk_req (XDR *, gfs3_inodelk_req*); +extern bool_t xdr_gfs3_finodelk_req (XDR *, gfs3_finodelk_req*); +extern bool_t xdr_gfs3_flush_req (XDR *, gfs3_flush_req*); +extern bool_t xdr_gfs3_fsync_req (XDR *, gfs3_fsync_req*); +extern bool_t xdr_gfs3_fsync_rsp (XDR *, gfs3_fsync_rsp*); +extern bool_t xdr_gfs3_setxattr_req (XDR *, gfs3_setxattr_req*); +extern bool_t xdr_gfs3_fsetxattr_req (XDR *, gfs3_fsetxattr_req*); +extern bool_t xdr_gfs3_xattrop_req (XDR *, gfs3_xattrop_req*); +extern bool_t xdr_gfs3_xattrop_rsp (XDR *, gfs3_xattrop_rsp*); +extern bool_t xdr_gfs3_fxattrop_req (XDR *, gfs3_fxattrop_req*); +extern bool_t xdr_gfs3_fxattrop_rsp (XDR *, gfs3_fxattrop_rsp*); +extern bool_t xdr_gfs3_getxattr_req (XDR *, gfs3_getxattr_req*); +extern bool_t xdr_gfs3_getxattr_rsp (XDR *, gfs3_getxattr_rsp*); +extern bool_t xdr_gfs3_fgetxattr_req (XDR *, gfs3_fgetxattr_req*); +extern bool_t xdr_gfs3_fgetxattr_rsp (XDR *, gfs3_fgetxattr_rsp*); +extern bool_t xdr_gfs3_removexattr_req (XDR *, gfs3_removexattr_req*); +extern bool_t xdr_gfs3_fremovexattr_req (XDR *, gfs3_fremovexattr_req*); +extern bool_t xdr_gfs3_opendir_req (XDR *, gfs3_opendir_req*); +extern bool_t xdr_gfs3_opendir_rsp (XDR *, gfs3_opendir_rsp*); +extern bool_t xdr_gfs3_fsyncdir_req (XDR *, gfs3_fsyncdir_req*); +extern bool_t xdr_gfs3_readdir_req (XDR *, gfs3_readdir_req*); +extern bool_t xdr_gfs3_readdirp_req (XDR *, gfs3_readdirp_req*); +extern bool_t xdr_gfs3_access_req (XDR *, gfs3_access_req*); +extern bool_t xdr_gfs3_create_req (XDR *, gfs3_create_req*); +extern bool_t xdr_gfs3_create_rsp (XDR *, gfs3_create_rsp*); +extern bool_t xdr_gfs3_ftruncate_req (XDR *, gfs3_ftruncate_req*); +extern bool_t xdr_gfs3_ftruncate_rsp (XDR *, gfs3_ftruncate_rsp*); +extern bool_t xdr_gfs3_fstat_req (XDR *, gfs3_fstat_req*); +extern bool_t xdr_gfs3_fstat_rsp (XDR *, gfs3_fstat_rsp*); +extern bool_t xdr_gfs3_entrylk_req (XDR *, gfs3_entrylk_req*); +extern bool_t xdr_gfs3_fentrylk_req (XDR *, gfs3_fentrylk_req*); +extern bool_t xdr_gfs3_setattr_req (XDR *, gfs3_setattr_req*); +extern bool_t xdr_gfs3_setattr_rsp (XDR *, gfs3_setattr_rsp*); +extern bool_t xdr_gfs3_fsetattr_req (XDR *, gfs3_fsetattr_req*); +extern bool_t xdr_gfs3_fsetattr_rsp (XDR *, gfs3_fsetattr_rsp*); +extern bool_t xdr_gfs3_fallocate_req (XDR *, gfs3_fallocate_req*); +extern bool_t xdr_gfs3_fallocate_rsp (XDR *, gfs3_fallocate_rsp*); +extern bool_t xdr_gfs3_discard_req (XDR *, gfs3_discard_req*); +extern bool_t xdr_gfs3_discard_rsp (XDR *, gfs3_discard_rsp*); +extern bool_t xdr_gfs3_zerofill_req (XDR *, gfs3_zerofill_req*); +extern bool_t xdr_gfs3_zerofill_rsp (XDR *, gfs3_zerofill_rsp*); +extern bool_t xdr_gfs3_rchecksum_req (XDR *, gfs3_rchecksum_req*); +extern bool_t xdr_gfs3_rchecksum_rsp (XDR *, gfs3_rchecksum_rsp*); +extern bool_t xdr_gf_setvolume_req (XDR *, gf_setvolume_req*); +extern bool_t xdr_gf_setvolume_rsp (XDR *, gf_setvolume_rsp*); +extern bool_t xdr_gf_getspec_req (XDR *, gf_getspec_req*); +extern bool_t xdr_gf_getspec_rsp (XDR *, gf_getspec_rsp*); +extern bool_t xdr_gf_mgmt_hndsk_req (XDR *, gf_mgmt_hndsk_req*); +extern bool_t xdr_gf_mgmt_hndsk_rsp (XDR *, gf_mgmt_hndsk_rsp*); +extern bool_t xdr_gf_log_req (XDR *, gf_log_req*); +extern bool_t xdr_gf_notify_req (XDR *, gf_notify_req*); +extern bool_t xdr_gf_notify_rsp (XDR *, gf_notify_rsp*); +extern bool_t xdr_gfs3_releasedir_req (XDR *, gfs3_releasedir_req*); +extern bool_t xdr_gfs3_release_req (XDR *, gfs3_release_req*); +extern bool_t xdr_gf_common_rsp (XDR *, gf_common_rsp*); +extern bool_t xdr_gfs3_dirlist (XDR *, gfs3_dirlist*); +extern bool_t xdr_gfs3_readdir_rsp (XDR *, gfs3_readdir_rsp*); +extern bool_t xdr_gfs3_dirplist (XDR *, gfs3_dirplist*); +extern bool_t xdr_gfs3_readdirp_rsp (XDR *, gfs3_readdirp_rsp*); +extern bool_t xdr_gf_set_lk_ver_rsp (XDR *, gf_set_lk_ver_rsp*); +extern bool_t xdr_gf_set_lk_ver_req (XDR *, gf_set_lk_ver_req*); +extern bool_t xdr_gf_event_notify_req (XDR *, gf_event_notify_req*); +extern bool_t xdr_gf_event_notify_rsp (XDR *, gf_event_notify_rsp*); + +#else /* K&R C */ +extern bool_t xdr_gf_statfs (); +extern bool_t xdr_gf_proto_flock (); +extern bool_t xdr_gf_iatt (); +extern bool_t xdr_gfs3_stat_req (); +extern bool_t xdr_gfs3_stat_rsp (); +extern bool_t xdr_gfs3_readlink_req (); +extern bool_t xdr_gfs3_readlink_rsp (); +extern bool_t xdr_gfs3_mknod_req (); +extern bool_t xdr_gfs3_mknod_rsp (); +extern bool_t xdr_gfs3_mkdir_req (); +extern bool_t xdr_gfs3_mkdir_rsp (); +extern bool_t xdr_gfs3_unlink_req (); +extern bool_t xdr_gfs3_unlink_rsp (); +extern bool_t xdr_gfs3_rmdir_req (); +extern bool_t xdr_gfs3_rmdir_rsp (); +extern bool_t xdr_gfs3_symlink_req (); +extern bool_t xdr_gfs3_symlink_rsp (); +extern bool_t xdr_gfs3_rename_req (); +extern bool_t xdr_gfs3_rename_rsp (); +extern bool_t xdr_gfs3_link_req (); +extern bool_t xdr_gfs3_link_rsp (); +extern bool_t xdr_gfs3_truncate_req (); +extern bool_t xdr_gfs3_truncate_rsp (); +extern bool_t xdr_gfs3_open_req (); +extern bool_t xdr_gfs3_open_rsp (); +extern bool_t xdr_gfs3_read_req (); +extern bool_t xdr_gfs3_read_rsp (); +extern bool_t xdr_gfs3_lookup_req (); +extern bool_t xdr_gfs3_lookup_rsp (); +extern bool_t xdr_gfs3_write_req (); +extern bool_t xdr_gfs3_write_rsp (); +extern bool_t xdr_gfs3_statfs_req (); +extern bool_t xdr_gfs3_statfs_rsp (); +extern bool_t xdr_gfs3_lk_req (); +extern bool_t xdr_gfs3_lk_rsp (); +extern bool_t xdr_gfs3_inodelk_req (); +extern bool_t xdr_gfs3_finodelk_req (); +extern bool_t xdr_gfs3_flush_req (); +extern bool_t xdr_gfs3_fsync_req (); +extern bool_t xdr_gfs3_fsync_rsp (); +extern bool_t xdr_gfs3_setxattr_req (); +extern bool_t xdr_gfs3_fsetxattr_req (); +extern bool_t xdr_gfs3_xattrop_req (); +extern bool_t xdr_gfs3_xattrop_rsp (); +extern bool_t xdr_gfs3_fxattrop_req (); +extern bool_t xdr_gfs3_fxattrop_rsp (); +extern bool_t xdr_gfs3_getxattr_req (); +extern bool_t xdr_gfs3_getxattr_rsp (); +extern bool_t xdr_gfs3_fgetxattr_req (); +extern bool_t xdr_gfs3_fgetxattr_rsp (); +extern bool_t xdr_gfs3_removexattr_req (); +extern bool_t xdr_gfs3_fremovexattr_req (); +extern bool_t xdr_gfs3_opendir_req (); +extern bool_t xdr_gfs3_opendir_rsp (); +extern bool_t xdr_gfs3_fsyncdir_req (); +extern bool_t xdr_gfs3_readdir_req (); +extern bool_t xdr_gfs3_readdirp_req (); +extern bool_t xdr_gfs3_access_req (); +extern bool_t xdr_gfs3_create_req (); +extern bool_t xdr_gfs3_create_rsp (); +extern bool_t xdr_gfs3_ftruncate_req (); +extern bool_t xdr_gfs3_ftruncate_rsp (); +extern bool_t xdr_gfs3_fstat_req (); +extern bool_t xdr_gfs3_fstat_rsp (); +extern bool_t xdr_gfs3_entrylk_req (); +extern bool_t xdr_gfs3_fentrylk_req (); +extern bool_t xdr_gfs3_setattr_req (); +extern bool_t xdr_gfs3_setattr_rsp (); +extern bool_t xdr_gfs3_fsetattr_req (); +extern bool_t xdr_gfs3_fsetattr_rsp (); +extern bool_t xdr_gfs3_fallocate_req (); +extern bool_t xdr_gfs3_fallocate_rsp (); +extern bool_t xdr_gfs3_discard_req (); +extern bool_t xdr_gfs3_discard_rsp (); +extern bool_t xdr_gfs3_zerofill_req (); +extern bool_t xdr_gfs3_zerofill_rsp (); +extern bool_t xdr_gfs3_rchecksum_req (); +extern bool_t xdr_gfs3_rchecksum_rsp (); +extern bool_t xdr_gf_setvolume_req (); +extern bool_t xdr_gf_setvolume_rsp (); +extern bool_t xdr_gf_getspec_req (); +extern bool_t xdr_gf_getspec_rsp (); +extern bool_t xdr_gf_mgmt_hndsk_req (); +extern bool_t xdr_gf_mgmt_hndsk_rsp (); +extern bool_t xdr_gf_log_req (); +extern bool_t xdr_gf_notify_req (); +extern bool_t xdr_gf_notify_rsp (); +extern bool_t xdr_gfs3_releasedir_req (); +extern bool_t xdr_gfs3_release_req (); +extern bool_t xdr_gf_common_rsp (); +extern bool_t xdr_gfs3_dirlist (); +extern bool_t xdr_gfs3_readdir_rsp (); +extern bool_t xdr_gfs3_dirplist (); +extern bool_t xdr_gfs3_readdirp_rsp (); +extern bool_t xdr_gf_set_lk_ver_rsp (); +extern bool_t xdr_gf_set_lk_ver_req (); +extern bool_t xdr_gf_event_notify_req (); +extern bool_t xdr_gf_event_notify_rsp (); + +#endif /* K&R C */ + +#ifdef __cplusplus +} +#endif + +#endif /* !_GLUSTERFS3_XDR_H_RPCGEN */ diff --git a/rpc/xdr/src/glusterfs3-xdr.x b/rpc/xdr/src/glusterfs3-xdr.x new file mode 100644 index 000000000..1edbda3ad --- /dev/null +++ b/rpc/xdr/src/glusterfs3-xdr.x @@ -0,0 +1,756 @@ +#define GF_REQUEST_MAXGROUPS 16 +struct gf_statfs { + unsigned hyper bsize; + unsigned hyper frsize; + unsigned hyper blocks; + unsigned hyper bfree; + unsigned hyper bavail; + unsigned hyper files; + unsigned hyper ffree; + unsigned hyper favail; + unsigned hyper fsid; + unsigned hyper flag; + unsigned hyper namemax; +}; + +struct gf_proto_flock { + unsigned int type; + unsigned int whence; + unsigned hyper start; + unsigned hyper len; + unsigned int pid; + opaque lk_owner<>; +} ; + + +struct gf_iatt { + opaque ia_gfid[16]; + unsigned hyper ia_ino; /* inode number */ + unsigned hyper ia_dev; /* backing device ID */ + unsigned int mode; /* mode (type + protection )*/ + unsigned int ia_nlink; /* Link count */ + unsigned int ia_uid; /* user ID of owner */ + unsigned int ia_gid; /* group ID of owner */ + unsigned hyper ia_rdev; /* device ID (if special file) */ + unsigned hyper ia_size; /* file size in bytes */ + unsigned int ia_blksize; /* blocksize for filesystem I/O */ + unsigned hyper ia_blocks; /* number of 512B blocks allocated */ + unsigned int ia_atime; /* last access time */ + unsigned int ia_atime_nsec; + unsigned int ia_mtime; /* last modification time */ + unsigned int ia_mtime_nsec; + unsigned int ia_ctime; /* last status change time */ + unsigned int ia_ctime_nsec; +}; + +struct gfs3_stat_req { + opaque gfid[16]; + opaque xdata<>; /* Extra data */ +}; +struct gfs3_stat_rsp { + int op_ret; + int op_errno; + struct gf_iatt stat; + opaque xdata<>; /* Extra data */ +} ; + + +struct gfs3_readlink_req { + opaque gfid[16]; + unsigned int size; + opaque xdata<>; /* Extra data */ +} ; + struct gfs3_readlink_rsp { + int op_ret; + int op_errno; + struct gf_iatt buf; + string path<>; /* NULL terminated */ + opaque xdata<>; /* Extra data */ +} ; + + + struct gfs3_mknod_req { + opaque pargfid[16]; + unsigned hyper dev; + unsigned int mode; + unsigned int umask; + string bname<>; /* NULL terminated */ + opaque xdata<>; /* Extra data */ +} ; + struct gfs3_mknod_rsp { + int op_ret; + int op_errno; + struct gf_iatt stat; + struct gf_iatt preparent; + struct gf_iatt postparent; + opaque xdata<>; /* Extra data */ +}; + + + struct gfs3_mkdir_req { + opaque pargfid[16]; + unsigned int mode; + unsigned int umask; + string bname<>; /* NULL terminated */ + opaque xdata<>; /* Extra data */ +} ; + struct gfs3_mkdir_rsp { + int op_ret; + int op_errno; + struct gf_iatt stat; + struct gf_iatt preparent; + struct gf_iatt postparent; + opaque xdata<>; /* Extra data */ +} ; + + + struct gfs3_unlink_req { + opaque pargfid[16]; + string bname<>; /* NULL terminated */ + unsigned int xflags; + opaque xdata<>; /* Extra data */ +}; + struct gfs3_unlink_rsp { + int op_ret; + int op_errno; + struct gf_iatt preparent; + struct gf_iatt postparent; + opaque xdata<>; /* Extra data */ +}; + + + struct gfs3_rmdir_req { + opaque pargfid[16]; + int xflags; + string bname<>; /* NULL terminated */ + opaque xdata<>; /* Extra data */ +}; + struct gfs3_rmdir_rsp { + int op_ret; + int op_errno; + struct gf_iatt preparent; + struct gf_iatt postparent; + opaque xdata<>; /* Extra data */ +}; + + + struct gfs3_symlink_req { + opaque pargfid[16]; + string bname<>; + unsigned int umask; + string linkname<>; + opaque xdata<>; /* Extra data */ +}; + struct gfs3_symlink_rsp { + int op_ret; + int op_errno; + struct gf_iatt stat; + struct gf_iatt preparent; + struct gf_iatt postparent; + opaque xdata<>; /* Extra data */ +}; + + + struct gfs3_rename_req { + opaque oldgfid[16]; + opaque newgfid[16]; + string oldbname<>; /* NULL terminated */ + string newbname<>; /* NULL terminated */ + opaque xdata<>; /* Extra data */ +}; + struct gfs3_rename_rsp { + int op_ret; + int op_errno; + struct gf_iatt stat; + struct gf_iatt preoldparent; + struct gf_iatt postoldparent; + struct gf_iatt prenewparent; + struct gf_iatt postnewparent; + opaque xdata<>; /* Extra data */ +}; + + + struct gfs3_link_req { + opaque oldgfid[16]; + opaque newgfid[16]; + string newbname<>; + opaque xdata<>; /* Extra data */ +}; + struct gfs3_link_rsp { + int op_ret; + int op_errno; + struct gf_iatt stat; + struct gf_iatt preparent; + struct gf_iatt postparent; + opaque xdata<>; /* Extra data */ +}; + + struct gfs3_truncate_req { + opaque gfid[16]; + unsigned hyper offset; + opaque xdata<>; /* Extra data */ +}; + struct gfs3_truncate_rsp { + int op_ret; + int op_errno; + struct gf_iatt prestat; + struct gf_iatt poststat; + opaque xdata<>; /* Extra data */ +}; + + + struct gfs3_open_req { + opaque gfid[16]; + unsigned int flags; + opaque xdata<>; /* Extra data */ +}; + struct gfs3_open_rsp { + int op_ret; + int op_errno; + hyper fd; + opaque xdata<>; /* Extra data */ +}; + + + struct gfs3_read_req { + opaque gfid[16]; + hyper fd; + unsigned hyper offset; + unsigned int size; + unsigned int flag; + opaque xdata<>; /* Extra data */ +}; + struct gfs3_read_rsp { + int op_ret; + int op_errno; + struct gf_iatt stat; + unsigned int size; + opaque xdata<>; /* Extra data */ +} ; + +struct gfs3_lookup_req { + opaque gfid[16]; + opaque pargfid[16]; + unsigned int flags; + string bname<>; + opaque xdata<>; /* Extra data */ +}; + struct gfs3_lookup_rsp { + int op_ret; + int op_errno; + struct gf_iatt stat; + struct gf_iatt postparent; + opaque xdata<>; /* Extra data */ +} ; + + + + struct gfs3_write_req { + opaque gfid[16]; + hyper fd; + unsigned hyper offset; + unsigned int size; + unsigned int flag; + opaque xdata<>; /* Extra data */ +}; + struct gfs3_write_rsp { + int op_ret; + int op_errno; + struct gf_iatt prestat; + struct gf_iatt poststat; + opaque xdata<>; /* Extra data */ +} ; + + + struct gfs3_statfs_req { + opaque gfid[16]; + opaque xdata<>; /* Extra data */ +} ; + struct gfs3_statfs_rsp { + int op_ret; + int op_errno; + struct gf_statfs statfs; + opaque xdata<>; /* Extra data */ +} ; + + struct gfs3_lk_req { + opaque gfid[16]; + hyper fd; + unsigned int cmd; + unsigned int type; + struct gf_proto_flock flock; + opaque xdata<>; /* Extra data */ +} ; + struct gfs3_lk_rsp { + int op_ret; + int op_errno; + struct gf_proto_flock flock; + opaque xdata<>; /* Extra data */ +} ; + + struct gfs3_inodelk_req { + opaque gfid[16]; + unsigned int cmd; + unsigned int type; + struct gf_proto_flock flock; + string volume<>; + opaque xdata<>; /* Extra data */ +} ; + +struct gfs3_finodelk_req { + opaque gfid[16]; + hyper fd; + unsigned int cmd; + unsigned int type; + struct gf_proto_flock flock; + string volume<>; + opaque xdata<>; /* Extra data */ +} ; + + + struct gfs3_flush_req { + opaque gfid[16]; + hyper fd; + opaque xdata<>; /* Extra data */ +} ; + + + struct gfs3_fsync_req { + opaque gfid[16]; + hyper fd; + unsigned int data; + opaque xdata<>; /* Extra data */ +} ; + struct gfs3_fsync_rsp { + int op_ret; + int op_errno; + struct gf_iatt prestat; + struct gf_iatt poststat; + opaque xdata<>; /* Extra data */ +} ; + + + struct gfs3_setxattr_req { + opaque gfid[16]; + unsigned int flags; + opaque dict<>; + opaque xdata<>; /* Extra data */ +} ; + + + + struct gfs3_fsetxattr_req { + opaque gfid[16]; + hyper fd; + unsigned int flags; + opaque dict<>; + opaque xdata<>; /* Extra data */ +} ; + + + + struct gfs3_xattrop_req { + opaque gfid[16]; + unsigned int flags; + opaque dict<>; + opaque xdata<>; /* Extra data */ +} ; + + struct gfs3_xattrop_rsp { + int op_ret; + int op_errno; + opaque dict<>; + opaque xdata<>; /* Extra data */ +} ; + + + struct gfs3_fxattrop_req { + opaque gfid[16]; + hyper fd; + unsigned int flags; + opaque dict<>; + opaque xdata<>; /* Extra data */ +} ; + + struct gfs3_fxattrop_rsp { + int op_ret; + int op_errno; + opaque dict<>; + opaque xdata<>; /* Extra data */ +} ; + + + struct gfs3_getxattr_req { + opaque gfid[16]; + unsigned int namelen; + string name<>; + opaque xdata<>; /* Extra data */ +} ; + struct gfs3_getxattr_rsp { + int op_ret; + int op_errno; + opaque dict<>; + opaque xdata<>; /* Extra data */ +} ; + + + struct gfs3_fgetxattr_req { + opaque gfid[16]; + hyper fd; + unsigned int namelen; + string name<>; + opaque xdata<>; /* Extra data */ +} ; + struct gfs3_fgetxattr_rsp { + int op_ret; + int op_errno; + opaque dict<>; + opaque xdata<>; /* Extra data */ +} ; + + + struct gfs3_removexattr_req { + opaque gfid[16]; + string name<>; + opaque xdata<>; /* Extra data */ +} ; + + struct gfs3_fremovexattr_req { + opaque gfid[16]; + hyper fd; + string name<>; + opaque xdata<>; /* Extra data */ +} ; + + + + struct gfs3_opendir_req { + opaque gfid[16]; + opaque xdata<>; /* Extra data */ +} ; + struct gfs3_opendir_rsp { + int op_ret; + int op_errno; + hyper fd; + opaque xdata<>; /* Extra data */ +} ; + + + struct gfs3_fsyncdir_req { + opaque gfid[16]; + hyper fd; + int data; + opaque xdata<>; /* Extra data */ +} ; + + struct gfs3_readdir_req { + opaque gfid[16]; + hyper fd; + unsigned hyper offset; + unsigned int size; + opaque xdata<>; /* Extra data */ +}; + + struct gfs3_readdirp_req { + opaque gfid[16]; + hyper fd; + unsigned hyper offset; + unsigned int size; + opaque dict<>; +} ; + + +struct gfs3_access_req { + opaque gfid[16]; + unsigned int mask; + opaque xdata<>; /* Extra data */ +} ; + + +struct gfs3_create_req { + opaque pargfid[16]; + unsigned int flags; + unsigned int mode; + unsigned int umask; + string bname<>; + opaque xdata<>; /* Extra data */ +} ; +struct gfs3_create_rsp { + int op_ret; + int op_errno; + struct gf_iatt stat; + unsigned hyper fd; + struct gf_iatt preparent; + struct gf_iatt postparent; + opaque xdata<>; /* Extra data */ +} ; + + + +struct gfs3_ftruncate_req { + opaque gfid[16]; + hyper fd; + unsigned hyper offset; + opaque xdata<>; /* Extra data */ +} ; +struct gfs3_ftruncate_rsp { + int op_ret; + int op_errno; + struct gf_iatt prestat; + struct gf_iatt poststat; + opaque xdata<>; /* Extra data */ +} ; + + +struct gfs3_fstat_req { + opaque gfid[16]; + hyper fd; + opaque xdata<>; /* Extra data */ +} ; + struct gfs3_fstat_rsp { + int op_ret; + int op_errno; + struct gf_iatt stat; + opaque xdata<>; /* Extra data */ +} ; + + + + struct gfs3_entrylk_req { + opaque gfid[16]; + unsigned int cmd; + unsigned int type; + unsigned hyper namelen; + string name<>; + string volume<>; + opaque xdata<>; /* Extra data */ +}; + + struct gfs3_fentrylk_req { + opaque gfid[16]; + hyper fd; + unsigned int cmd; + unsigned int type; + unsigned hyper namelen; + string name<>; + string volume<>; + opaque xdata<>; /* Extra data */ +}; + + + struct gfs3_setattr_req { + opaque gfid[16]; + struct gf_iatt stbuf; + int valid; + opaque xdata<>; /* Extra data */ +} ; + struct gfs3_setattr_rsp { + int op_ret; + int op_errno; + struct gf_iatt statpre; + struct gf_iatt statpost; + opaque xdata<>; /* Extra data */ +} ; + + struct gfs3_fsetattr_req { + hyper fd; + struct gf_iatt stbuf; + int valid; + opaque xdata<>; /* Extra data */ +} ; + struct gfs3_fsetattr_rsp { + int op_ret; + int op_errno; + struct gf_iatt statpre; + struct gf_iatt statpost; + opaque xdata<>; /* Extra data */ +} ; + + struct gfs3_fallocate_req { + opaque gfid[16]; + hyper fd; + unsigned int flags; + unsigned hyper offset; + unsigned hyper size; + opaque xdata<>; /* Extra data */ +} ; + + struct gfs3_fallocate_rsp { + int op_ret; + int op_errno; + struct gf_iatt statpre; + struct gf_iatt statpost; + opaque xdata<>; /* Extra data */ +} ; + + struct gfs3_discard_req { + opaque gfid[16]; + hyper fd; + unsigned hyper offset; + unsigned hyper size; + opaque xdata<>; /* Extra data */ +} ; + + struct gfs3_discard_rsp { + int op_ret; + int op_errno; + struct gf_iatt statpre; + struct gf_iatt statpost; + opaque xdata<>; /* Extra data */ +} ; + + struct gfs3_zerofill_req { + opaque gfid[16]; + hyper fd; + unsigned hyper offset; + unsigned hyper size; + opaque xdata<>; +} ; + + struct gfs3_zerofill_rsp { + int op_ret; + int op_errno; + struct gf_iatt statpre; + struct gf_iatt statpost; + opaque xdata<>; +} ; + + + struct gfs3_rchecksum_req { + hyper fd; + unsigned hyper offset; + unsigned int len; + opaque xdata<>; /* Extra data */ +} ; + struct gfs3_rchecksum_rsp { + int op_ret; + int op_errno; + unsigned int weak_checksum; + opaque strong_checksum<>; + opaque xdata<>; /* Extra data */ +} ; + + + struct gf_setvolume_req { + opaque dict<>; +} ; + struct gf_setvolume_rsp { + int op_ret; + int op_errno; + opaque dict<>; +} ; + + + struct gf_getspec_req { + unsigned int flags; + string key<>; + opaque xdata<>; /* Extra data */ +} ; + struct gf_getspec_rsp { + int op_ret; + int op_errno; + string spec<>; + opaque xdata<>; /* Extra data */ +} ; + + struct gf_mgmt_hndsk_req { + opaque hndsk<>; +} ; + + struct gf_mgmt_hndsk_rsp { + int op_ret; + int op_errno; + opaque hndsk<>; +} ; + + struct gf_log_req { + opaque msg<>; +} ; + + struct gf_notify_req { + unsigned int flags; + string buf<>; + opaque xdata<>; /* Extra data */ +} ; + struct gf_notify_rsp { + int op_ret; + int op_errno; + unsigned int flags; + string buf<>; + opaque xdata<>; /* Extra data */ +} ; + +struct gfs3_releasedir_req { + opaque gfid[16]; + hyper fd; + opaque xdata<>; /* Extra data */ +} ; + +struct gfs3_release_req { + opaque gfid[16]; + hyper fd; + opaque xdata<>; /* Extra data */ +} ; + +struct gf_common_rsp { + int op_ret; + int op_errno; + opaque xdata<>; /* Extra data */ +} ; + +struct gfs3_dirlist { + unsigned hyper d_ino; + unsigned hyper d_off; + unsigned int d_len; + unsigned int d_type; + string name<>; + struct gfs3_dirlist *nextentry; +}; + + +struct gfs3_readdir_rsp { + int op_ret; + int op_errno; + struct gfs3_dirlist *reply; + opaque xdata<>; /* Extra data */ +}; + +struct gfs3_dirplist { + unsigned hyper d_ino; + unsigned hyper d_off; + unsigned int d_len; + unsigned int d_type; + string name<>; + struct gf_iatt stat; + opaque dict<>; + struct gfs3_dirplist *nextentry; +}; + +struct gfs3_readdirp_rsp { + int op_ret; + int op_errno; + struct gfs3_dirplist *reply; + opaque xdata<>; /* Extra data */ +}; + +struct gf_set_lk_ver_rsp { + int op_ret; + int op_errno; + int lk_ver; +}; + +struct gf_set_lk_ver_req { + string uid<>; + int lk_ver; +}; + +struct gf_event_notify_req { + int op; + opaque dict<>; +}; + +struct gf_event_notify_rsp { + int op_ret; + int op_errno; + opaque dict<>; +}; diff --git a/rpc/xdr/src/glusterfs3.h b/rpc/xdr/src/glusterfs3.h new file mode 100644 index 000000000..798413e31 --- /dev/null +++ b/rpc/xdr/src/glusterfs3.h @@ -0,0 +1,270 @@ +/* + Copyright (c) 2007-2012 Red Hat, Inc. <http://www.redhat.com> + This file is part of GlusterFS. + + This file is licensed to you under your choice of the GNU Lesser + General Public License, version 3 or any later version (LGPLv3 or + later), or the GNU General Public License, version 2 (GPLv2), in all + cases as published by the Free Software Foundation. +*/ + +#ifndef _GLUSTERFS3_H +#define _GLUSTERFS3_H + +#include <sys/uio.h> + +#include "xdr-generic.h" +#include "glusterfs3-xdr.h" +#include "iatt.h" + +#define xdr_decoded_remaining_addr(xdr) ((&xdr)->x_private) +#define xdr_decoded_remaining_len(xdr) ((&xdr)->x_handy) +#define xdr_encoded_length(xdr) (((size_t)(&xdr)->x_private) - ((size_t)(&xdr)->x_base)) +#define xdr_decoded_length(xdr) (((size_t)(&xdr)->x_private) - ((size_t)(&xdr)->x_base)) + + +#define GF_O_ACCMODE 003 +#define GF_O_RDONLY 00 +#define GF_O_WRONLY 01 +#define GF_O_RDWR 02 +#define GF_O_CREAT 0100 +#define GF_O_EXCL 0200 +#define GF_O_NOCTTY 0400 +#define GF_O_TRUNC 01000 +#define GF_O_APPEND 02000 +#define GF_O_NONBLOCK 04000 +#define GF_O_SYNC 010000 +#define GF_O_ASYNC 020000 + +#define GF_O_DIRECT 040000 +#define GF_O_DIRECTORY 0200000 +#define GF_O_NOFOLLOW 0400000 +#define GF_O_NOATIME 01000000 +#define GF_O_CLOEXEC 02000000 + +#define GF_O_LARGEFILE 0100000 + +#define GF_O_FMODE_EXEC 040 + +#define XLATE_BIT(from, to, bit) do { \ + if (from & bit) \ + to = to | GF_##bit; \ + } while (0) + +#define UNXLATE_BIT(from, to, bit) do { \ + if (from & GF_##bit) \ + to = to | bit; \ + } while (0) + +#define XLATE_ACCESSMODE(from, to) do { \ + switch (from & O_ACCMODE) { \ + case O_RDONLY: to |= GF_O_RDONLY; \ + break; \ + case O_WRONLY: to |= GF_O_WRONLY; \ + break; \ + case O_RDWR: to |= GF_O_RDWR; \ + break; \ + } \ + } while (0) + +#define UNXLATE_ACCESSMODE(from, to) do { \ + switch (from & GF_O_ACCMODE) { \ + case GF_O_RDONLY: to |= O_RDONLY; \ + break; \ + case GF_O_WRONLY: to |= O_WRONLY; \ + break; \ + case GF_O_RDWR: to |= O_RDWR; \ + break; \ + } \ + } while (0) + +static inline uint32_t +gf_flags_from_flags (uint32_t flags) +{ + uint32_t gf_flags = 0; + + XLATE_ACCESSMODE (flags, gf_flags); + + XLATE_BIT (flags, gf_flags, O_CREAT); + XLATE_BIT (flags, gf_flags, O_EXCL); + XLATE_BIT (flags, gf_flags, O_NOCTTY); + XLATE_BIT (flags, gf_flags, O_TRUNC); + XLATE_BIT (flags, gf_flags, O_APPEND); + XLATE_BIT (flags, gf_flags, O_NONBLOCK); + XLATE_BIT (flags, gf_flags, O_SYNC); + XLATE_BIT (flags, gf_flags, O_ASYNC); + + XLATE_BIT (flags, gf_flags, O_DIRECT); + XLATE_BIT (flags, gf_flags, O_DIRECTORY); + XLATE_BIT (flags, gf_flags, O_NOFOLLOW); +#ifdef O_NOATIME + XLATE_BIT (flags, gf_flags, O_NOATIME); +#endif +#ifdef O_CLOEXEC + XLATE_BIT (flags, gf_flags, O_CLOEXEC); +#endif + XLATE_BIT (flags, gf_flags, O_LARGEFILE); + XLATE_BIT (flags, gf_flags, O_FMODE_EXEC); + + return gf_flags; +} + +static inline uint32_t +gf_flags_to_flags (uint32_t gf_flags) +{ + uint32_t flags = 0; + + UNXLATE_ACCESSMODE (gf_flags, flags); + + UNXLATE_BIT (gf_flags, flags, O_CREAT); + UNXLATE_BIT (gf_flags, flags, O_EXCL); + UNXLATE_BIT (gf_flags, flags, O_NOCTTY); + UNXLATE_BIT (gf_flags, flags, O_TRUNC); + UNXLATE_BIT (gf_flags, flags, O_APPEND); + UNXLATE_BIT (gf_flags, flags, O_NONBLOCK); + UNXLATE_BIT (gf_flags, flags, O_SYNC); + UNXLATE_BIT (gf_flags, flags, O_ASYNC); + + UNXLATE_BIT (gf_flags, flags, O_DIRECT); + UNXLATE_BIT (gf_flags, flags, O_DIRECTORY); + UNXLATE_BIT (gf_flags, flags, O_NOFOLLOW); +#ifdef O_NOATIME + UNXLATE_BIT (gf_flags, flags, O_NOATIME); +#endif +#ifdef O_CLOEXEC + UNXLATE_BIT (gf_flags, flags, O_CLOEXEC); +#endif + UNXLATE_BIT (gf_flags, flags, O_LARGEFILE); + UNXLATE_BIT (gf_flags, flags, O_FMODE_EXEC); + + return flags; +} + + +static inline void +gf_statfs_to_statfs (struct gf_statfs *gf_stat, struct statvfs *stat) +{ + if (!stat || !gf_stat) + return; + + stat->f_bsize = (gf_stat->bsize); + stat->f_frsize = (gf_stat->frsize); + stat->f_blocks = (gf_stat->blocks); + stat->f_bfree = (gf_stat->bfree); + stat->f_bavail = (gf_stat->bavail); + stat->f_files = (gf_stat->files); + stat->f_ffree = (gf_stat->ffree); + stat->f_favail = (gf_stat->favail); + stat->f_fsid = (gf_stat->fsid); + stat->f_flag = (gf_stat->flag); + stat->f_namemax = (gf_stat->namemax); +} + + +static inline void +gf_statfs_from_statfs (struct gf_statfs *gf_stat, struct statvfs *stat) +{ + if (!stat || !gf_stat) + return; + + gf_stat->bsize = stat->f_bsize; + gf_stat->frsize = stat->f_frsize; + gf_stat->blocks = stat->f_blocks; + gf_stat->bfree = stat->f_bfree; + gf_stat->bavail = stat->f_bavail; + gf_stat->files = stat->f_files; + gf_stat->ffree = stat->f_ffree; + gf_stat->favail = stat->f_favail; + gf_stat->fsid = stat->f_fsid; + gf_stat->flag = stat->f_flag; + gf_stat->namemax = stat->f_namemax; +} + +static inline void +gf_proto_flock_to_flock (struct gf_proto_flock *gf_proto_flock, struct gf_flock *gf_flock) +{ + if (!gf_flock || !gf_proto_flock) + return; + + gf_flock->l_type = gf_proto_flock->type; + gf_flock->l_whence = gf_proto_flock->whence; + gf_flock->l_start = gf_proto_flock->start; + gf_flock->l_len = gf_proto_flock->len; + gf_flock->l_pid = gf_proto_flock->pid; + gf_flock->l_owner.len = gf_proto_flock->lk_owner.lk_owner_len; + if (gf_flock->l_owner.len && + (gf_flock->l_owner.len < GF_MAX_LOCK_OWNER_LEN)) + memcpy (gf_flock->l_owner.data, gf_proto_flock->lk_owner.lk_owner_val, + gf_flock->l_owner.len); +} + + +static inline void +gf_proto_flock_from_flock (struct gf_proto_flock *gf_proto_flock, struct gf_flock *gf_flock) +{ + if (!gf_flock || !gf_proto_flock) + return; + + gf_proto_flock->type = (gf_flock->l_type); + gf_proto_flock->whence = (gf_flock->l_whence); + gf_proto_flock->start = (gf_flock->l_start); + gf_proto_flock->len = (gf_flock->l_len); + gf_proto_flock->pid = (gf_flock->l_pid); + gf_proto_flock->lk_owner.lk_owner_len = gf_flock->l_owner.len; + if (gf_flock->l_owner.len) + gf_proto_flock->lk_owner.lk_owner_val = gf_flock->l_owner.data; +} + +static inline void +gf_stat_to_iatt (struct gf_iatt *gf_stat, struct iatt *iatt) +{ + if (!iatt || !gf_stat) + return; + + memcpy (iatt->ia_gfid, gf_stat->ia_gfid, 16); + iatt->ia_ino = gf_stat->ia_ino ; + iatt->ia_dev = gf_stat->ia_dev ; + iatt->ia_type = ia_type_from_st_mode (gf_stat->mode) ; + iatt->ia_prot = ia_prot_from_st_mode (gf_stat->mode) ; + iatt->ia_nlink = gf_stat->ia_nlink ; + iatt->ia_uid = gf_stat->ia_uid ; + iatt->ia_gid = gf_stat->ia_gid ; + iatt->ia_rdev = gf_stat->ia_rdev ; + iatt->ia_size = gf_stat->ia_size ; + iatt->ia_blksize = gf_stat->ia_blksize ; + iatt->ia_blocks = gf_stat->ia_blocks ; + iatt->ia_atime = gf_stat->ia_atime ; + iatt->ia_atime_nsec = gf_stat->ia_atime_nsec ; + iatt->ia_mtime = gf_stat->ia_mtime ; + iatt->ia_mtime_nsec = gf_stat->ia_mtime_nsec ; + iatt->ia_ctime = gf_stat->ia_ctime ; + iatt->ia_ctime_nsec = gf_stat->ia_ctime_nsec ; +} + + +static inline void +gf_stat_from_iatt (struct gf_iatt *gf_stat, struct iatt *iatt) +{ + if (!iatt || !gf_stat) + return; + + memcpy (gf_stat->ia_gfid, iatt->ia_gfid, 16); + gf_stat->ia_ino = iatt->ia_ino ; + gf_stat->ia_dev = iatt->ia_dev ; + gf_stat->mode = st_mode_from_ia (iatt->ia_prot, iatt->ia_type); + gf_stat->ia_nlink = iatt->ia_nlink ; + gf_stat->ia_uid = iatt->ia_uid ; + gf_stat->ia_gid = iatt->ia_gid ; + gf_stat->ia_rdev = iatt->ia_rdev ; + gf_stat->ia_size = iatt->ia_size ; + gf_stat->ia_blksize = iatt->ia_blksize ; + gf_stat->ia_blocks = iatt->ia_blocks ; + gf_stat->ia_atime = iatt->ia_atime ; + gf_stat->ia_atime_nsec = iatt->ia_atime_nsec ; + gf_stat->ia_mtime = iatt->ia_mtime ; + gf_stat->ia_mtime_nsec = iatt->ia_mtime_nsec ; + gf_stat->ia_ctime = iatt->ia_ctime ; + gf_stat->ia_ctime_nsec = iatt->ia_ctime_nsec ; +} + +#endif /* !_GLUSTERFS3_H */ diff --git a/rpc/xdr/src/mount3udp.x b/rpc/xdr/src/mount3udp.x new file mode 100644 index 000000000..888c53120 --- /dev/null +++ b/rpc/xdr/src/mount3udp.x @@ -0,0 +1,25 @@ +/* + Copyright (c) 2007-2012 Red Hat, Inc. <http://www.redhat.com> + This file is part of GlusterFS. + + This file is licensed to you under your choice of the GNU Lesser + General Public License, version 3 or any later version (LGPLv3 or + later), or the GNU General Public License, version 2 (GPLv2), in all + cases as published by the Free Software Foundation. +*/ + +/* This is used by rpcgen to auto generate the rpc stubs. + * mount3udp_svc.c is heavily modified though + */ + +const MNTUDPPATHLEN = 1024; + +typedef string mntudpdirpath<MNTPATHLEN>; + +program MOUNTUDP_PROGRAM { + version MOUNTUDP_V3 { + void MOUNTUDPPROC3_NULL(void) = 0; + mountres3 MOUNTUDPPROC3_MNT (mntudpdirpath) = 1; + mountstat3 MOUNTUDPPROC3_UMNT (mntudpdirpath) = 3; + } = 3; +} = 100005; diff --git a/rpc/xdr/src/msg-nfs3.c b/rpc/xdr/src/msg-nfs3.c new file mode 100644 index 000000000..6cdb5d37e --- /dev/null +++ b/rpc/xdr/src/msg-nfs3.c @@ -0,0 +1,572 @@ +/* + Copyright (c) 2007-2012 Red Hat, Inc. <http://www.redhat.com> + This file is part of GlusterFS. + + This file is licensed to you under your choice of the GNU Lesser + General Public License, version 3 or any later version (LGPLv3 or + later), or the GNU General Public License, version 2 (GPLv2), in all + cases as published by the Free Software Foundation. +*/ + +#ifndef _CONFIG_H +#define _CONFIG_H +#include "config.h" +#endif + +#include <sys/uio.h> +#include <rpc/rpc.h> +#include <rpc/xdr.h> +#include <sys/types.h> + +#include "xdr-nfs3.h" +#include "msg-nfs3.h" +#include "xdr-generic.h" +#include "xdr-common.h" + + +/* Decode the mount path from the network message in inmsg + * into the memory referenced by outpath.iov_base. + * The size allocated for outpath.iov_base is outpath.iov_len. + * The size of the path extracted from the message is returned. + */ +ssize_t +xdr_to_mountpath (struct iovec outpath, struct iovec inmsg) +{ + XDR xdr; + ssize_t ret = -1; + char *mntpath = NULL; + + if ((!outpath.iov_base) || (!inmsg.iov_base)) + return -1; + + xdrmem_create (&xdr, inmsg.iov_base, (unsigned int)inmsg.iov_len, + XDR_DECODE); + + mntpath = outpath.iov_base; + if (!xdr_dirpath (&xdr, (dirpath *)&mntpath)) { + ret = -1; + goto ret; + } + + ret = xdr_decoded_length (xdr); + +ret: + return ret; +} + +/* Translate the mountres3 structure in res into XDR format into memory + * referenced by outmsg.iov_base. + * Returns the number of bytes used in encoding into XDR format. + */ +ssize_t +xdr_serialize_mountres3 (struct iovec outmsg, mountres3 *res) +{ + return xdr_serialize_generic (outmsg, (void *)res, + (xdrproc_t)xdr_mountres3); +} + + +ssize_t +xdr_serialize_mountbody (struct iovec outmsg, mountbody *mb) +{ + return xdr_serialize_generic (outmsg, (void *)mb, + (xdrproc_t)xdr_mountbody); +} + +ssize_t +xdr_serialize_mountlist (struct iovec outmsg, mountlist *ml) +{ + return xdr_serialize_generic (outmsg, (void *)ml, + (xdrproc_t)xdr_mountlist); +} + + +ssize_t +xdr_serialize_mountstat3 (struct iovec outmsg, mountstat3 *m) +{ + return xdr_serialize_generic (outmsg, (void *)m, + (xdrproc_t)xdr_mountstat3); +} + + +ssize_t +xdr_to_getattr3args (struct iovec inmsg, getattr3args *ga) +{ + return xdr_to_generic (inmsg, (void *)ga, + (xdrproc_t)xdr_getattr3args); +} + + +ssize_t +xdr_serialize_getattr3res (struct iovec outmsg, getattr3res *res) +{ + return xdr_serialize_generic (outmsg, (void *)res, + (xdrproc_t)xdr_getattr3res); +} + + +ssize_t +xdr_serialize_setattr3res (struct iovec outmsg, setattr3res *res) +{ + return xdr_serialize_generic (outmsg, (void *)res, + (xdrproc_t)xdr_setattr3res); +} + + +ssize_t +xdr_to_setattr3args (struct iovec inmsg, setattr3args *sa) +{ + return xdr_to_generic (inmsg, (void *)sa, + (xdrproc_t)xdr_setattr3args); +} + + +ssize_t +xdr_serialize_lookup3res (struct iovec outmsg, lookup3res *res) +{ + return xdr_serialize_generic (outmsg, (void *)res, + (xdrproc_t)xdr_lookup3res); +} + + +ssize_t +xdr_to_lookup3args (struct iovec inmsg, lookup3args *la) +{ + return xdr_to_generic (inmsg, (void *)la, + (xdrproc_t)xdr_lookup3args); +} + + +ssize_t +xdr_to_access3args (struct iovec inmsg, access3args *ac) +{ + return xdr_to_generic (inmsg,(void *)ac, + (xdrproc_t)xdr_access3args); +} + + +ssize_t +xdr_serialize_access3res (struct iovec outmsg, access3res *res) +{ + return xdr_serialize_generic (outmsg, (void *)res, + (xdrproc_t)xdr_access3res); +} + + +ssize_t +xdr_to_readlink3args (struct iovec inmsg, readlink3args *ra) +{ + return xdr_to_generic (inmsg, (void *)ra, + (xdrproc_t)xdr_readlink3args); +} + + +ssize_t +xdr_serialize_readlink3res (struct iovec outmsg, readlink3res *res) +{ + return xdr_serialize_generic (outmsg, (void *)res, + (xdrproc_t)xdr_readlink3res); +} + + +ssize_t +xdr_to_read3args (struct iovec inmsg, read3args *ra) +{ + return xdr_to_generic (inmsg, (void *)ra, (xdrproc_t)xdr_read3args); +} + + +ssize_t +xdr_serialize_read3res (struct iovec outmsg, read3res *res) +{ + return xdr_serialize_generic (outmsg, (void *)res, + (xdrproc_t)xdr_read3res); +} + +ssize_t +xdr_serialize_read3res_nocopy (struct iovec outmsg, read3res *res) +{ + return xdr_serialize_generic (outmsg, (void *)res, + (xdrproc_t)xdr_read3res_nocopy); +} + + +ssize_t +xdr_to_write3args (struct iovec inmsg, write3args *wa) +{ + return xdr_to_generic (inmsg, (void *)wa,(xdrproc_t)xdr_write3args); +} + + +ssize_t +xdr_to_write3args_nocopy (struct iovec inmsg, write3args *wa, + struct iovec *payload) +{ + return xdr_to_generic_payload (inmsg, (void *)wa, + (xdrproc_t)xdr_write3args, payload); +} + + +ssize_t +xdr_serialize_write3res (struct iovec outmsg, write3res *res) +{ + return xdr_serialize_generic (outmsg, (void *)res, + (xdrproc_t)xdr_write3res); +} + + +ssize_t +xdr_to_create3args (struct iovec inmsg, create3args *ca) +{ + return xdr_to_generic (inmsg, (void *)ca, + (xdrproc_t)xdr_create3args); +} + + +ssize_t +xdr_serialize_create3res (struct iovec outmsg, create3res *res) +{ + return xdr_serialize_generic (outmsg, (void *)res, + (xdrproc_t)xdr_create3res); +} + + +ssize_t +xdr_serialize_mkdir3res (struct iovec outmsg, mkdir3res *res) +{ + return xdr_serialize_generic (outmsg, (void *)res, + (xdrproc_t)xdr_mkdir3res); +} + + +ssize_t +xdr_to_mkdir3args (struct iovec inmsg, mkdir3args *ma) +{ + return xdr_to_generic (inmsg, (void *)ma, + (xdrproc_t)xdr_mkdir3args); +} + + +ssize_t +xdr_to_symlink3args (struct iovec inmsg, symlink3args *sa) +{ + return xdr_to_generic (inmsg, (void *)sa, + (xdrproc_t)xdr_symlink3args); +} + + +ssize_t +xdr_serialize_symlink3res (struct iovec outmsg, symlink3res *res) +{ + return xdr_serialize_generic (outmsg, (void *)res, + (xdrproc_t)xdr_symlink3res); +} + + +ssize_t +xdr_to_mknod3args (struct iovec inmsg, mknod3args *ma) +{ + return xdr_to_generic (inmsg, (void *)ma, + (xdrproc_t)xdr_mknod3args); +} + + +ssize_t +xdr_serialize_mknod3res (struct iovec outmsg, mknod3res *res) +{ + return xdr_serialize_generic (outmsg, (void *)res, + (xdrproc_t)xdr_mknod3res); +} + + +ssize_t +xdr_to_remove3args (struct iovec inmsg, remove3args *ra) +{ + return xdr_to_generic (inmsg, (void *)ra, + (xdrproc_t)xdr_remove3args); +} + + +ssize_t +xdr_serialize_remove3res (struct iovec outmsg, remove3res *res) +{ + return xdr_serialize_generic (outmsg, (void *)res, + (xdrproc_t)xdr_remove3res); +} + + +ssize_t +xdr_to_rmdir3args (struct iovec inmsg, rmdir3args *ra) +{ + return xdr_to_generic (inmsg, (void *)ra, + (xdrproc_t)xdr_rmdir3args); +} + + +ssize_t +xdr_serialize_rmdir3res (struct iovec outmsg, rmdir3res *res) +{ + return xdr_serialize_generic (outmsg, (void *)res, + (xdrproc_t)xdr_rmdir3res); +} + + +ssize_t +xdr_serialize_rename3res (struct iovec outmsg, rename3res *res) +{ + return xdr_serialize_generic (outmsg, (void *)res, + (xdrproc_t)xdr_rename3res); +} + + +ssize_t +xdr_to_rename3args (struct iovec inmsg, rename3args *ra) +{ + return xdr_to_generic (inmsg, (void *)ra, + (xdrproc_t)xdr_rename3args); +} + + +ssize_t +xdr_serialize_link3res (struct iovec outmsg, link3res *li) +{ + return xdr_serialize_generic (outmsg, (void *)li, + (xdrproc_t)xdr_link3res); +} + + +ssize_t +xdr_to_link3args (struct iovec inmsg, link3args *la) +{ + return xdr_to_generic (inmsg, (void *)la, (xdrproc_t)xdr_link3args); +} + + +ssize_t +xdr_to_readdir3args (struct iovec inmsg, readdir3args *rd) +{ + return xdr_to_generic (inmsg, (void *)rd, + (xdrproc_t)xdr_readdir3args); +} + + +ssize_t +xdr_serialize_readdir3res (struct iovec outmsg, readdir3res *res) +{ + return xdr_serialize_generic (outmsg, (void *)res, + (xdrproc_t)xdr_readdir3res); +} + + +ssize_t +xdr_to_readdirp3args (struct iovec inmsg, readdirp3args *rp) +{ + return xdr_to_generic (inmsg, (void *)rp, + (xdrproc_t)xdr_readdirp3args); +} + + +ssize_t +xdr_serialize_readdirp3res (struct iovec outmsg, readdirp3res *res) +{ + return xdr_serialize_generic (outmsg, (void *)res, + (xdrproc_t)xdr_readdirp3res); +} + + +ssize_t +xdr_to_fsstat3args (struct iovec inmsg, fsstat3args *fa) +{ + return xdr_to_generic (inmsg, (void *)fa, + (xdrproc_t)xdr_fsstat3args); +} + + +ssize_t +xdr_serialize_fsstat3res (struct iovec outmsg, fsstat3res *res) +{ + return xdr_serialize_generic (outmsg, (void *)res, + (xdrproc_t)xdr_fsstat3res); +} + +ssize_t +xdr_to_fsinfo3args (struct iovec inmsg, fsinfo3args *fi) +{ + return xdr_to_generic (inmsg, (void *)fi, + (xdrproc_t)xdr_fsinfo3args); +} + + +ssize_t +xdr_serialize_fsinfo3res (struct iovec outmsg, fsinfo3res *res) +{ + return xdr_serialize_generic (outmsg, (void *)res, + (xdrproc_t)xdr_fsinfo3res); +} + + +ssize_t +xdr_to_pathconf3args (struct iovec inmsg, pathconf3args *pc) +{ + return xdr_to_generic (inmsg, (void *)pc, + (xdrproc_t)xdr_pathconf3args);} + + +ssize_t +xdr_serialize_pathconf3res (struct iovec outmsg, pathconf3res *res) +{ + return xdr_serialize_generic (outmsg, (void *)res, + (xdrproc_t)xdr_pathconf3res); +} + + +ssize_t +xdr_to_commit3args (struct iovec inmsg, commit3args *ca) +{ + return xdr_to_generic (inmsg, (void *)ca, + (xdrproc_t)xdr_commit3args); +} + + +ssize_t +xdr_serialize_commit3res (struct iovec outmsg, commit3res *res) +{ + return xdr_serialize_generic (outmsg, (void *)res, + (xdrproc_t)xdr_commit3res); +} + + +ssize_t +xdr_serialize_exports (struct iovec outmsg, exports *elist) +{ + XDR xdr; + ssize_t ret = -1; + + if ((!outmsg.iov_base) || (!elist)) + return -1; + + xdrmem_create (&xdr, outmsg.iov_base, (unsigned int)outmsg.iov_len, + XDR_ENCODE); + + if (!xdr_exports (&xdr, elist)) + goto ret; + + ret = xdr_decoded_length (xdr); + +ret: + return ret; +} + + +ssize_t +xdr_serialize_nfsstat3 (struct iovec outmsg, nfsstat3 *s) +{ + return xdr_serialize_generic (outmsg, (void *)s, + (xdrproc_t)xdr_nfsstat3); +} + +ssize_t +xdr_to_nlm4_testargs (struct iovec inmsg, nlm4_testargs *args) +{ + return xdr_to_generic (inmsg, (void*)args, + (xdrproc_t)xdr_nlm4_testargs); +} + +ssize_t +xdr_serialize_nlm4_testres (struct iovec outmsg, nlm4_testres *res) +{ + return xdr_serialize_generic (outmsg, (void*)res, + (xdrproc_t)xdr_nlm4_testres); +} + +ssize_t +xdr_to_nlm4_lockargs (struct iovec inmsg, nlm4_lockargs *args) +{ + return xdr_to_generic (inmsg, (void*)args, + (xdrproc_t)xdr_nlm4_lockargs); +} + +ssize_t +xdr_serialize_nlm4_res (struct iovec outmsg, nlm4_res *res) +{ + return xdr_serialize_generic (outmsg, (void*)res, + (xdrproc_t)xdr_nlm4_res); +} + +ssize_t +xdr_to_nlm4_cancelargs (struct iovec inmsg, nlm4_cancargs *args) +{ + return xdr_to_generic (inmsg, (void*)args, + (xdrproc_t)xdr_nlm4_cancargs); +} + +ssize_t +xdr_to_nlm4_unlockargs (struct iovec inmsg, nlm4_unlockargs *args) +{ + return xdr_to_generic (inmsg, (void*)args, + (xdrproc_t)xdr_nlm4_unlockargs); +} + +ssize_t +xdr_to_nlm4_shareargs (struct iovec inmsg, nlm4_shareargs *args) +{ + return xdr_to_generic (inmsg, (void*)args, + (xdrproc_t)xdr_nlm4_shareargs); +} + +ssize_t +xdr_serialize_nlm4_shareres (struct iovec outmsg, nlm4_shareres *res) +{ + return xdr_serialize_generic (outmsg, (void *)res, + (xdrproc_t)xdr_nlm4_shareres); +} + +ssize_t +xdr_serialize_nlm4_testargs (struct iovec outmsg, nlm4_testargs *args) +{ + return xdr_serialize_generic (outmsg, (void*)args, + (xdrproc_t)xdr_nlm4_testargs); +} + +ssize_t +xdr_to_nlm4_res (struct iovec inmsg, nlm4_res *args) +{ + return xdr_to_generic (inmsg, (void*)args, + (xdrproc_t)xdr_nlm4_res); +} + +ssize_t +xdr_to_nlm4_freeallargs (struct iovec inmsg, nlm4_freeallargs *args) +{ + return xdr_to_generic (inmsg, (void*)args, + (xdrproc_t)xdr_nlm4_freeallargs); +} + +ssize_t +xdr_to_getaclargs (struct iovec inmsg, getaclargs *args) +{ + return xdr_to_generic (inmsg, (void *) args, + (xdrproc_t)xdr_getaclargs); +} + +ssize_t +xdr_to_setaclargs (struct iovec inmsg, setaclargs *args) +{ + return xdr_to_generic (inmsg, (void *) args, + (xdrproc_t)xdr_setaclargs); +} + +ssize_t +xdr_serialize_getaclreply (struct iovec inmsg, getaclreply *res) +{ + return xdr_serialize_generic (inmsg, (void *) res, + (xdrproc_t)xdr_getaclreply); +} + +ssize_t +xdr_serialize_setaclreply (struct iovec inmsg, setaclreply *res) +{ + return xdr_serialize_generic (inmsg, (void *) res, + (xdrproc_t)xdr_setaclreply); +} + diff --git a/rpc/xdr/src/msg-nfs3.h b/rpc/xdr/src/msg-nfs3.h new file mode 100644 index 000000000..b8e2c9694 --- /dev/null +++ b/rpc/xdr/src/msg-nfs3.h @@ -0,0 +1,224 @@ +/* + Copyright (c) 2007-2012 Red Hat, Inc. <http://www.redhat.com> + This file is part of GlusterFS. + + This file is licensed to you under your choice of the GNU Lesser + General Public License, version 3 or any later version (LGPLv3 or + later), or the GNU General Public License, version 2 (GPLv2), in all + cases as published by the Free Software Foundation. +*/ + +#ifndef _MSG_NFS3_H_ +#define _MSG_NFS3_H_ + +#ifndef _CONFIG_H +#define _CONFIG_H +#include "config.h" +#endif + +#include "xdr-nfs3.h" +#include "nlm4-xdr.h" +#include "acl3-xdr.h" +#include <sys/types.h> +#include <sys/uio.h> + +extern ssize_t +xdr_to_mountpath (struct iovec outpath, struct iovec inmsg); + +extern ssize_t +xdr_serialize_mountres3 (struct iovec outmsg, mountres3 *res); + +extern ssize_t +xdr_serialize_mountbody (struct iovec outmsg, mountbody *mb); + +extern ssize_t +xdr_to_getattr3args (struct iovec inmsg, getattr3args *ga); + +extern ssize_t +xdr_serialize_getattr3res (struct iovec outmsg, getattr3res *res); + +extern ssize_t +xdr_serialize_setattr3res (struct iovec outmsg, setattr3res *res); + +extern ssize_t +xdr_to_setattr3args (struct iovec inmsg, setattr3args *sa); + +extern ssize_t +xdr_serialize_lookup3res (struct iovec outmsg, lookup3res *res); + +extern ssize_t +xdr_to_lookup3args (struct iovec inmsg, lookup3args *la); + +extern ssize_t +xdr_to_access3args (struct iovec inmsg, access3args *ac); + +extern ssize_t +xdr_serialize_access3res (struct iovec outmsg, access3res *res); + +extern ssize_t +xdr_to_readlink3args (struct iovec inmsg, readlink3args *ra); + +extern ssize_t +xdr_serialize_readlink3res (struct iovec outmsg, readlink3res *res); + +extern ssize_t +xdr_to_read3args (struct iovec inmsg, read3args *ra); + +extern ssize_t +xdr_serialize_read3res (struct iovec outmsg, read3res *res); + +extern ssize_t +xdr_serialize_read3res_nocopy (struct iovec outmsg, read3res *res); + +extern ssize_t +xdr_to_write3args (struct iovec inmsg, write3args *wa); + +extern ssize_t +xdr_to_write3args_nocopy (struct iovec inmsg, write3args *wa, + struct iovec *payload); + +extern ssize_t +xdr_serialize_write3res (struct iovec outmsg, write3res *res); + +extern ssize_t +xdr_to_create3args (struct iovec inmsg, create3args *ca); + +extern ssize_t +xdr_serialize_create3res (struct iovec outmsg, create3res *res); + +extern ssize_t +xdr_serialize_mkdir3res (struct iovec outmsg, mkdir3res *res); + +extern ssize_t +xdr_to_mkdir3args (struct iovec inmsg, mkdir3args *ma); + +extern ssize_t +xdr_to_symlink3args (struct iovec inmsg, symlink3args *sa); + +extern ssize_t +xdr_serialize_symlink3res (struct iovec outmsg, symlink3res *res); + +extern ssize_t +xdr_to_mknod3args (struct iovec inmsg, mknod3args *ma); + +extern ssize_t +xdr_serialize_mknod3res (struct iovec outmsg, mknod3res *res); + +extern ssize_t +xdr_to_remove3args (struct iovec inmsg, remove3args *ra); + +extern ssize_t +xdr_serialize_remove3res (struct iovec outmsg, remove3res *res); + +extern ssize_t +xdr_to_rmdir3args (struct iovec inmsg, rmdir3args *ra); + +extern ssize_t +xdr_serialize_rmdir3res (struct iovec outmsg, rmdir3res *res); + +extern ssize_t +xdr_serialize_rename3res (struct iovec outmsg, rename3res *res); + +extern ssize_t +xdr_to_rename3args (struct iovec inmsg, rename3args *ra); + +extern ssize_t +xdr_serialize_link3res (struct iovec outmsg, link3res *li); + +extern ssize_t +xdr_to_link3args (struct iovec inmsg, link3args *la); + +extern ssize_t +xdr_to_readdir3args (struct iovec inmsg, readdir3args *rd); + +extern ssize_t +xdr_serialize_readdir3res (struct iovec outmsg, readdir3res *res); + +extern ssize_t +xdr_to_readdirp3args (struct iovec inmsg, readdirp3args *rp); + +extern ssize_t +xdr_serialize_readdirp3res (struct iovec outmsg, readdirp3res *res); + +extern ssize_t +xdr_to_fsstat3args (struct iovec inmsg, fsstat3args *fa); + +extern ssize_t +xdr_serialize_fsstat3res (struct iovec outmsg, fsstat3res *res); + +extern ssize_t +xdr_to_fsinfo3args (struct iovec inmsg, fsinfo3args *fi); + +extern ssize_t +xdr_serialize_fsinfo3res (struct iovec outmsg, fsinfo3res *res); + +extern ssize_t +xdr_to_pathconf3args (struct iovec inmsg, pathconf3args *pc); + +extern ssize_t +xdr_serialize_pathconf3res (struct iovec outmsg, pathconf3res *res); + +extern ssize_t +xdr_to_commit3args (struct iovec inmsg, commit3args *ca); + +extern ssize_t +xdr_serialize_commit3res (struct iovec outmsg, commit3res *res); + +extern ssize_t +xdr_serialize_exports (struct iovec outmsg, exports *elist); + +extern ssize_t +xdr_serialize_mountlist (struct iovec outmsg, mountlist *ml); + +extern ssize_t +xdr_serialize_mountstat3 (struct iovec outmsg, mountstat3 *m); + +extern ssize_t +xdr_serialize_nfsstat3 (struct iovec outmsg, nfsstat3 *s); + +extern ssize_t +xdr_to_nlm4_testargs (struct iovec inmsg, nlm4_testargs *args); + +extern ssize_t +xdr_serialize_nlm4_testres (struct iovec outmsg, nlm4_testres *res); + +extern ssize_t +xdr_to_nlm4_lockargs (struct iovec inmsg, nlm4_lockargs *args); + +extern ssize_t +xdr_serialize_nlm4_res (struct iovec outmsg, nlm4_res *res); + +extern ssize_t +xdr_to_nlm4_cancelargs (struct iovec inmsg, nlm4_cancargs *args); + +extern ssize_t +xdr_to_nlm4_unlockargs (struct iovec inmsg, nlm4_unlockargs *args); + +extern ssize_t +xdr_to_nlm4_shareargs (struct iovec inmsg, nlm4_shareargs *args); + +extern ssize_t +xdr_serialize_nlm4_shareres (struct iovec outmsg, nlm4_shareres *res); + +extern ssize_t +xdr_serialize_nlm4_testargs (struct iovec outmsg, nlm4_testargs *args); + +extern ssize_t +xdr_to_nlm4_res (struct iovec inmsg, nlm4_res *args); + +extern ssize_t +xdr_to_nlm4_freeallargs (struct iovec inmsg, nlm4_freeallargs *args); + +extern ssize_t +xdr_to_getaclargs (struct iovec inmsg, getaclargs *args); + +extern ssize_t +xdr_to_setaclargs (struct iovec inmsg, setaclargs *args); + +extern ssize_t +xdr_serialize_getaclreply (struct iovec inmsg, getaclreply *res); + +extern ssize_t +xdr_serialize_setaclreply (struct iovec inmsg, setaclreply *res); + +#endif diff --git a/rpc/xdr/src/nlm4-xdr.c b/rpc/xdr/src/nlm4-xdr.c new file mode 100644 index 000000000..caba05f58 --- /dev/null +++ b/rpc/xdr/src/nlm4-xdr.c @@ -0,0 +1,245 @@ +/* + Copyright (c) 2007-2012 Red Hat, Inc. <http://www.redhat.com> + This file is part of GlusterFS. + + This file is licensed to you under your choice of the GNU Lesser + General Public License, version 3 or any later version (LGPLv3 or + later), or the GNU General Public License, version 2 (GPLv2), in all + cases as published by the Free Software Foundation. +*/ + +/* + * Please do not edit this file. + * It was generated using rpcgen. + */ + +#include "nlm4-xdr.h" + +bool_t +xdr_netobj (XDR *xdrs, netobj *objp) +{ + if (!xdr_bytes (xdrs, (char **)&objp->n_bytes, (u_int *) &objp->n_len, MAXNETOBJ_SZ)) + return FALSE; + return TRUE; +} + +bool_t +xdr_fsh_mode (XDR *xdrs, fsh_mode *objp) +{ + if (!xdr_enum (xdrs, (enum_t *) objp)) + return FALSE; + return TRUE; +} + +bool_t +xdr_fsh_access (XDR *xdrs, fsh_access *objp) +{ + if (!xdr_enum (xdrs, (enum_t *) objp)) + return FALSE; + return TRUE; +} + +bool_t +xdr_nlm4_stats (XDR *xdrs, nlm4_stats *objp) +{ + if (!xdr_enum (xdrs, (enum_t *) objp)) + return FALSE; + return TRUE; +} + +bool_t +xdr_nlm4_stat (XDR *xdrs, nlm4_stat *objp) +{ + if (!xdr_nlm4_stats (xdrs, &objp->stat)) + return FALSE; + return TRUE; +} + +bool_t +xdr_nlm4_holder (XDR *xdrs, nlm4_holder *objp) +{ + if (!xdr_bool (xdrs, &objp->exclusive)) + return FALSE; + if (!xdr_uint32_t (xdrs, &objp->svid)) + return FALSE; + if (!xdr_netobj (xdrs, &objp->oh)) + return FALSE; + if (!xdr_uint64_t (xdrs, &objp->l_offset)) + return FALSE; + if (!xdr_uint64_t (xdrs, &objp->l_len)) + return FALSE; + return TRUE; +} + +bool_t +xdr_nlm4_lock (XDR *xdrs, nlm4_lock *objp) +{ + if (!xdr_string (xdrs, &objp->caller_name, MAXNAMELEN)) + return FALSE; + if (!xdr_netobj (xdrs, &objp->fh)) + return FALSE; + if (!xdr_netobj (xdrs, &objp->oh)) + return FALSE; + if (!xdr_uint32_t (xdrs, &objp->svid)) + return FALSE; + if (!xdr_uint64_t (xdrs, &objp->l_offset)) + return FALSE; + if (!xdr_uint64_t (xdrs, &objp->l_len)) + return FALSE; + return TRUE; +} + +bool_t +xdr_nlm4_share (XDR *xdrs, nlm4_share *objp) +{ + if (!xdr_string (xdrs, &objp->caller_name, MAXNAMELEN)) + return FALSE; + if (!xdr_netobj (xdrs, &objp->fh)) + return FALSE; + if (!xdr_netobj (xdrs, &objp->oh)) + return FALSE; + if (!xdr_fsh_mode (xdrs, &objp->mode)) + return FALSE; + if (!xdr_fsh_access (xdrs, &objp->access)) + return FALSE; + return TRUE; +} + +bool_t +xdr_nlm4_testrply (XDR *xdrs, nlm4_testrply *objp) +{ + if (!xdr_nlm4_stats (xdrs, &objp->stat)) + return FALSE; + switch (objp->stat) { + case nlm4_denied: + if (!xdr_nlm4_holder (xdrs, &objp->nlm4_testrply_u.holder)) + return FALSE; + break; + default: + break; + } + return TRUE; +} + +bool_t +xdr_nlm4_testres (XDR *xdrs, nlm4_testres *objp) +{ + if (!xdr_netobj (xdrs, &objp->cookie)) + return FALSE; + if (!xdr_nlm4_testrply (xdrs, &objp->stat)) + return FALSE; + return TRUE; +} + +bool_t +xdr_nlm4_testargs (XDR *xdrs, nlm4_testargs *objp) +{ + if (!xdr_netobj (xdrs, &objp->cookie)) + return FALSE; + if (!xdr_bool (xdrs, &objp->exclusive)) + return FALSE; + if (!xdr_nlm4_lock (xdrs, &objp->alock)) + return FALSE; + return TRUE; +} + +bool_t +xdr_nlm4_res (XDR *xdrs, nlm4_res *objp) +{ + if (!xdr_netobj (xdrs, &objp->cookie)) + return FALSE; + if (!xdr_nlm4_stat (xdrs, &objp->stat)) + return FALSE; + return TRUE; +} + +bool_t +xdr_nlm4_lockargs (XDR *xdrs, nlm4_lockargs *objp) +{ + if (!xdr_netobj (xdrs, &objp->cookie)) + return FALSE; + if (!xdr_bool (xdrs, &objp->block)) + return FALSE; + if (!xdr_bool (xdrs, &objp->exclusive)) + return FALSE; + if (!xdr_nlm4_lock (xdrs, &objp->alock)) + return FALSE; + if (!xdr_bool (xdrs, &objp->reclaim)) + return FALSE; + if (!xdr_int (xdrs, &objp->state)) + return FALSE; + return TRUE; +} + +bool_t +xdr_nlm4_cancargs (XDR *xdrs, nlm4_cancargs *objp) +{ + if (!xdr_netobj (xdrs, &objp->cookie)) + return FALSE; + if (!xdr_bool (xdrs, &objp->block)) + return FALSE; + if (!xdr_bool (xdrs, &objp->exclusive)) + return FALSE; + if (!xdr_nlm4_lock (xdrs, &objp->alock)) + return FALSE; + return TRUE; +} + +bool_t +xdr_nlm4_unlockargs (XDR *xdrs, nlm4_unlockargs *objp) +{ + if (!xdr_netobj (xdrs, &objp->cookie)) + return FALSE; + if (!xdr_nlm4_lock (xdrs, &objp->alock)) + return FALSE; + return TRUE; +} + +bool_t +xdr_nlm4_shareargs (XDR *xdrs, nlm4_shareargs *objp) +{ + if (!xdr_netobj (xdrs, &objp->cookie)) + return FALSE; + if (!xdr_nlm4_share (xdrs, &objp->share)) + return FALSE; + if (!xdr_bool (xdrs, &objp->reclaim)) + return FALSE; + return TRUE; +} + +bool_t +xdr_nlm4_shareres (XDR *xdrs, nlm4_shareres *objp) +{ + if (!xdr_netobj (xdrs, &objp->cookie)) + return FALSE; + if (!xdr_nlm4_stats (xdrs, &objp->stat)) + return FALSE; + if (!xdr_int (xdrs, &objp->sequence)) + return FALSE; + return TRUE; +} + +bool_t +xdr_nlm4_freeallargs (XDR *xdrs, nlm4_freeallargs *objp) +{ + if (!xdr_string (xdrs, &objp->name, LM_MAXSTRLEN)) + return FALSE; + if (!xdr_uint32_t (xdrs, &objp->state)) + return FALSE; + return TRUE; +} + + +/* +bool_t +xdr_nlm_sm_status (XDR *xdrs, nlm_sm_status *objp) +{ + if (!xdr_string (xdrs, &objp->mon_name, LM_MAXSTRLEN)) + return FALSE; + if (!xdr_int (xdrs, &objp->state)) + return FALSE; + if (!xdr_opaque (xdrs, objp->priv, 16)) + return FALSE; + return TRUE; +} +*/ diff --git a/rpc/xdr/src/nlm4-xdr.h b/rpc/xdr/src/nlm4-xdr.h new file mode 100644 index 000000000..4391a4790 --- /dev/null +++ b/rpc/xdr/src/nlm4-xdr.h @@ -0,0 +1,258 @@ +/* + Copyright (c) 2007-2012 Red Hat, Inc. <http://www.redhat.com> + This file is part of GlusterFS. + + This file is licensed to you under your choice of the GNU Lesser + General Public License, version 3 or any later version (LGPLv3 or + later), or the GNU General Public License, version 2 (GPLv2), in all + cases as published by the Free Software Foundation. +*/ + +/* + * Please do not edit this file. + * It was generated using rpcgen. + */ + +#ifndef _NLM_H_RPCGEN +#define _NLM_H_RPCGEN + +#include <rpc/rpc.h> + +#if defined(__NetBSD__) +#define xdr_u_quad_t xdr_u_int64_t +#define xdr_quad_t xdr_int64_t +#define xdr_uint32_t xdr_u_int32_t +#define xdr_uint64_t xdr_u_int64_t +#endif + +#ifdef __cplusplus +extern "C" { +#endif + +#define MAXNETOBJ_SZ 1024 +#define LM_MAXSTRLEN 1024 +#define MAXNAMELEN 1025 + +#if defined(__NetBSD__) +#define xdr_u_quad_t xdr_u_int64_t +#define xdr_quad_t xdr_int64_t +#define xdr_uint32_t xdr_u_int32_t +#define xdr_uint64_t xdr_u_int64_t +#endif + +/* + * The following enums are actually bit encoded for efficient + * boolean algebra.... DON'T change them..... + */ + +enum fsh_mode { + fsm_DN = 0, + fsm_DR = 1, + fsm_DW = 2, + fsm_DRW = 3, +}; +typedef enum fsh_mode fsh_mode; + +enum fsh_access { + fsa_NONE = 0, + fsa_R = 1, + fsa_W = 2, + fsa_RW = 3, +}; +typedef enum fsh_access fsh_access; +/* definitions for NLM version 4 */ + +enum nlm4_stats { + nlm4_granted = 0, + nlm4_denied = 1, + nlm4_denied_nolock = 2, + nlm4_blocked = 3, + nlm4_denied_grace_period = 4, + nlm4_deadlck = 5, + nlm4_rofs = 6, + nlm4_stale_fh = 7, + nlm4_fbig = 8, + nlm4_failed = 9, +}; +typedef enum nlm4_stats nlm4_stats; + +struct nlm4_stat { + nlm4_stats stat; +}; +typedef struct nlm4_stat nlm4_stat; + +struct nlm4_holder { + bool_t exclusive; + u_int32_t svid; + netobj oh; + u_int64_t l_offset; + u_int64_t l_len; +}; +typedef struct nlm4_holder nlm4_holder; + +struct nlm4_lock { + char *caller_name; + netobj fh; + netobj oh; + u_int32_t svid; + u_int64_t l_offset; + u_int64_t l_len; +}; +typedef struct nlm4_lock nlm4_lock; + +struct nlm4_share { + char *caller_name; + netobj fh; + netobj oh; + fsh_mode mode; + fsh_access access; +}; +typedef struct nlm4_share nlm4_share; + +struct nlm4_testrply { + nlm4_stats stat; + union { + struct nlm4_holder holder; + } nlm4_testrply_u; +}; +typedef struct nlm4_testrply nlm4_testrply; + +struct nlm4_testres { + netobj cookie; + nlm4_testrply stat; +}; +typedef struct nlm4_testres nlm4_testres; + +struct nlm4_testargs { + netobj cookie; + bool_t exclusive; + struct nlm4_lock alock; +}; +typedef struct nlm4_testargs nlm4_testargs; + +struct nlm4_res { + netobj cookie; + nlm4_stat stat; +}; +typedef struct nlm4_res nlm4_res; + +struct nlm4_lockargs { + netobj cookie; + bool_t block; + bool_t exclusive; + struct nlm4_lock alock; + bool_t reclaim; + int state; +}; +typedef struct nlm4_lockargs nlm4_lockargs; + +struct nlm4_cancargs { + netobj cookie; + bool_t block; + bool_t exclusive; + struct nlm4_lock alock; +}; +typedef struct nlm4_cancargs nlm4_cancargs; + +struct nlm4_unlockargs { + netobj cookie; + struct nlm4_lock alock; +}; +typedef struct nlm4_unlockargs nlm4_unlockargs; + +struct nlm4_shareargs { + netobj cookie; + nlm4_share share; + bool_t reclaim; +}; +typedef struct nlm4_shareargs nlm4_shareargs; + +struct nlm4_shareres { + netobj cookie; + nlm4_stats stat; + int sequence; +}; +typedef struct nlm4_shareres nlm4_shareres; + +struct nlm4_freeallargs { + char *name; + u_int32_t state; +}; +typedef struct nlm4_freeallargs nlm4_freeallargs; + + +#define NLM4_NULL 0 +#define NLM4_TEST 1 +#define NLM4_LOCK 2 +#define NLM4_CANCEL 3 +#define NLM4_UNLOCK 4 +#define NLM4_GRANTED 5 +#define NLM4_TEST_MSG 6 +#define NLM4_LOCK_MSG 7 +#define NLM4_CANCEL_MSG 8 +#define NLM4_UNLOCK_MSG 9 +#define NLM4_GRANTED_MSG 10 +#define NLM4_TEST_RES 11 +#define NLM4_LOCK_RES 12 +#define NLM4_CANCEL_RES 13 +#define NLM4_UNLOCK_RES 14 +#define NLM4_GRANTED_RES 15 +#define NLM4_SM_NOTIFY 16 +#define NLM4_SEVENTEEN 17 +#define NLM4_EIGHTEEN 18 +#define NLM4_NINETEEN 19 +#define NLM4_SHARE 20 +#define NLM4_UNSHARE 21 +#define NLM4_NM_LOCK 22 +#define NLM4_FREE_ALL 23 +#define NLM4_PROC_COUNT 24 + +/* the xdr functions */ + +#if defined(__STDC__) || defined(__cplusplus) +extern bool_t xdr_netobj (XDR *, netobj*); +extern bool_t xdr_fsh_mode (XDR *, fsh_mode*); +extern bool_t xdr_fsh_access (XDR *, fsh_access*); +extern bool_t xdr_nlm4_stats (XDR *, nlm4_stats*); +extern bool_t xdr_nlm4_stat (XDR *, nlm4_stat*); +extern bool_t xdr_nlm4_holder (XDR *, nlm4_holder*); +extern bool_t xdr_nlm4_lock (XDR *, nlm4_lock*); +extern bool_t xdr_nlm4_share (XDR *, nlm4_share*); +extern bool_t xdr_nlm4_testrply (XDR *, nlm4_testrply*); +extern bool_t xdr_nlm4_testres (XDR *, nlm4_testres*); +extern bool_t xdr_nlm4_testargs (XDR *, nlm4_testargs*); +extern bool_t xdr_nlm4_res (XDR *, nlm4_res*); +extern bool_t xdr_nlm4_lockargs (XDR *, nlm4_lockargs*); +extern bool_t xdr_nlm4_cancargs (XDR *, nlm4_cancargs*); +extern bool_t xdr_nlm4_unlockargs (XDR *, nlm4_unlockargs*); +extern bool_t xdr_nlm4_shareargs (XDR *, nlm4_shareargs*); +extern bool_t xdr_nlm4_shareres (XDR *, nlm4_shareres*); +extern bool_t xdr_nlm4_freeallargs (XDR *, nlm4_freeallargs*); + +#else /* K&R C */ +extern bool_t xdr_netobj (); +extern bool_t xdr_fsh_mode (); +extern bool_t xdr_fsh_access (); +extern bool_t xdr_nlm4_stats (); +extern bool_t xdr_nlm4_stat (); +extern bool_t xdr_nlm4_holder (); +extern bool_t xdr_nlm4_lock (); +extern bool_t xdr_nlm4_share (); +extern bool_t xdr_nlm4_testrply (); +extern bool_t xdr_nlm4_testres (); +extern bool_t xdr_nlm4_testargs (); +extern bool_t xdr_nlm4_res (); +extern bool_t xdr_nlm4_lockargs (); +extern bool_t xdr_nlm4_cancargs (); +extern bool_t xdr_nlm4_unlockargs (); +extern bool_t xdr_nlm4_shareargs (); +extern bool_t xdr_nlm4_shareres (); +extern bool_t xdr_nlm4_freeallargs (); + +#endif /* K&R C */ + +#ifdef __cplusplus +} +#endif + +#endif /* !_NLM_H_RPCGEN */ diff --git a/rpc/xdr/src/nlm4.x b/rpc/xdr/src/nlm4.x new file mode 100644 index 000000000..e22ac99f2 --- /dev/null +++ b/rpc/xdr/src/nlm4.x @@ -0,0 +1,154 @@ +/* + Copyright (c) 2007-2012 Red Hat, Inc. <http://www.redhat.com> + This file is part of GlusterFS. + + This file is licensed to you under your choice of the GNU Lesser + General Public License, version 3 or any later version (LGPLv3 or + later), or the GNU General Public License, version 2 (GPLv2), in all + cases as published by the Free Software Foundation. +*/ + +/* .x file defined as according to the RFC */ + +const MAXNETOBJ_SZ = 1024; +const LM_MAXSTRLEN = 1024; +const MAXNAMELEN = 1025; + +typedef opaque netobj<MAXNETOBJ_SZ>; + +#ifdef RPC_HDR +%/* +% * The following enums are actually bit encoded for efficient +% * boolean algebra.... DON'T change them..... +% */ +#endif +enum fsh_mode { + fsm_DN = 0, /* deny none */ + fsm_DR = 1, /* deny read */ + fsm_DW = 2, /* deny write */ + fsm_DRW = 3 /* deny read/write */ +}; + +enum fsh_access { + fsa_NONE = 0, /* for completeness */ + fsa_R = 1, /* read only */ + fsa_W = 2, /* write only */ + fsa_RW = 3 /* read/write */ +}; + +#ifdef RPC_HDR +%/* definitions for NLM version 4 */ +#endif +enum nlm4_stats { + nlm4_granted = 0, + nlm4_denied = 1, + nlm4_denied_nolock = 2, + nlm4_blocked = 3, + nlm4_denied_grace_period = 4, + nlm4_deadlck = 5, + nlm4_rofs = 6, + nlm4_stale_fh = 7, + nlm4_fbig = 8, + nlm4_failed = 9 +}; + +struct nlm4_stat { + nlm4_stats stat; +}; + +struct nlm4_holder { + bool exclusive; + u_int32_t svid; + netobj oh; + u_int64_t l_offset; + u_int64_t l_len; +}; + +struct nlm4_lock { + string caller_name<LM_MAXSTRLEN>; + netobj fh; + netobj oh; + u_int32_t svid; + u_int64_t l_offset; + u_int64_t l_len; +}; + +struct nlm4_share { + string caller_name<LM_MAXSTRLEN>; + netobj fh; + netobj oh; + fsh_mode mode; + fsh_access access; +}; + +union nlm4_testrply switch (nlm4_stats stat) { + case nlm_denied: + struct nlm4_holder holder; + default: + void; +}; + +struct nlm4_testres { + netobj cookie; + nlm4_testrply stat; +}; + +struct nlm4_testargs { + netobj cookie; + bool exclusive; + struct nlm4_lock alock; +}; + +struct nlm4_res { + netobj cookie; + nlm4_stat stat; +}; + +struct nlm4_lockargs { + netobj cookie; + bool block; + bool exclusive; + struct nlm4_lock alock; + bool reclaim; /* used for recovering locks */ + int state; /* specify local status monitor state */ +}; + +struct nlm4_cancargs { + netobj cookie; + bool block; + bool exclusive; + struct nlm4_lock alock; +}; + +struct nlm4_unlockargs { + netobj cookie; + struct nlm4_lock alock; +}; + +struct nlm4_shareargs { + netobj cookie; + nlm4_share share; + bool reclaim; +}; + +struct nlm4_shareres { + netobj cookie; + nlm4_stats stat; + int sequence; +}; + +struct nlm4_freeallargs { + string name<LM_MAXSTRLEN>; /* client hostname */ + uint32 state; /* unused */ +}; + +/* + * argument for the procedure called by rpc.statd when a monitored host + * status change. + * XXX assumes LM_MAXSTRLEN == SM_MAXSTRLEN + */ +struct nlm_sm_status { + string mon_name<LM_MAXSTRLEN>; /* name of host */ + int state; /* new state */ + opaque priv[16]; /* private data */ +}; diff --git a/rpc/xdr/src/nlmcbk-xdr.c b/rpc/xdr/src/nlmcbk-xdr.c new file mode 100644 index 000000000..3d75acc55 --- /dev/null +++ b/rpc/xdr/src/nlmcbk-xdr.c @@ -0,0 +1,28 @@ +/* + Copyright (c) 2007-2012 Red Hat, Inc. <http://www.redhat.com> + This file is part of GlusterFS. + + This file is licensed to you under your choice of the GNU Lesser + General Public License, version 3 or any later version (LGPLv3 or + later), or the GNU General Public License, version 2 (GPLv2), in all + cases as published by the Free Software Foundation. +*/ + +/* + * Please do not edit this file. + * It was generated using rpcgen. + */ + +#include "nlmcbk-xdr.h" + +bool_t +xdr_nlm_sm_status (XDR *xdrs, nlm_sm_status *objp) +{ + if (!xdr_string (xdrs, &objp->mon_name, LM_MAXSTRLEN)) + return FALSE; + if (!xdr_int (xdrs, &objp->state)) + return FALSE; + if (!xdr_opaque (xdrs, objp->priv, 16)) + return FALSE; + return TRUE; +} diff --git a/rpc/xdr/src/nlmcbk-xdr.h b/rpc/xdr/src/nlmcbk-xdr.h new file mode 100644 index 000000000..ad8421857 --- /dev/null +++ b/rpc/xdr/src/nlmcbk-xdr.h @@ -0,0 +1,65 @@ +/* + Copyright (c) 2007-2012 Red Hat, Inc. <http://www.redhat.com> + This file is part of GlusterFS. + + This file is licensed to you under your choice of the GNU Lesser + General Public License, version 3 or any later version (LGPLv3 or + later), or the GNU General Public License, version 2 (GPLv2), in all + cases as published by the Free Software Foundation. +*/ + +/* + * Please do not edit this file. + * It was generated using rpcgen. + */ + +#ifndef _NLMCBK_H_RPCGEN +#define _NLMCBK_H_RPCGEN + +#include <rpc/rpc.h> + + +#ifdef __cplusplus +extern "C" { +#endif + +#define LM_MAXSTRLEN 1024 + +struct nlm_sm_status { + char *mon_name; + int state; + char priv[16]; +}; +typedef struct nlm_sm_status nlm_sm_status; + +#define NLMCBK_PROGRAM 100021 +#define NLMCBK_V1 1 + +#if defined(__STDC__) || defined(__cplusplus) +#define NLMCBK_SM_NOTIFY 16 +extern void * nlmcbk_sm_notify_0(struct nlm_sm_status *, CLIENT *); +extern void * nlmcbk_sm_notify_0_svc(struct nlm_sm_status *, struct svc_req *); +extern int nlmcbk_program_0_freeresult (SVCXPRT *, xdrproc_t, caddr_t); + +#else /* K&R C */ +#define NLMCBK_SM_NOTIFY 16 +extern void * nlmcbk_sm_notify_0(); +extern void * nlmcbk_sm_notify_0_svc(); +extern int nlmcbk_program_0_freeresult (); +#endif /* K&R C */ + +/* the xdr functions */ + +#if defined(__STDC__) || defined(__cplusplus) +extern bool_t xdr_nlm_sm_status (XDR *, nlm_sm_status*); + +#else /* K&R C */ +extern bool_t xdr_nlm_sm_status (); + +#endif /* K&R C */ + +#ifdef __cplusplus +} +#endif + +#endif /* !_NLMCBK_H_RPCGEN */ diff --git a/rpc/xdr/src/nlmcbk.x b/rpc/xdr/src/nlmcbk.x new file mode 100644 index 000000000..1d3746c9a --- /dev/null +++ b/rpc/xdr/src/nlmcbk.x @@ -0,0 +1,24 @@ +/* + Copyright (c) 2007-2012 Red Hat, Inc. <http://www.redhat.com> + This file is part of GlusterFS. + + This file is licensed to you under your choice of the GNU Lesser + General Public License, version 3 or any later version (LGPLv3 or + later), or the GNU General Public License, version 2 (GPLv2), in all + cases as published by the Free Software Foundation. +*/ + +const LM_MAXSTRLEN = 1024; + +struct nlm_sm_status { + string mon_name<LM_MAXSTRLEN>; /* name of host */ + int state; /* new state */ + opaque priv[16]; /* private data */ +}; + +program NLMCBK_PROGRAM { + version NLMCBK_V0 { + void NLMCBK_SM_NOTIFY(struct nlm_sm_status) = 1; + } = 0; +} = 1238477; + diff --git a/rpc/xdr/src/nsm-xdr.c b/rpc/xdr/src/nsm-xdr.c new file mode 100644 index 000000000..58712737b --- /dev/null +++ b/rpc/xdr/src/nsm-xdr.c @@ -0,0 +1,96 @@ +/* + Copyright (c) 2007-2012 Red Hat, Inc. <http://www.redhat.com> + This file is part of GlusterFS. + + This file is licensed to you under your choice of the GNU Lesser + General Public License, version 3 or any later version (LGPLv3 or + later), or the GNU General Public License, version 2 (GPLv2), in all + cases as published by the Free Software Foundation. +*/ + +/* + * Please do not edit this file. + * It was generated using rpcgen. + */ + +#include "nsm-xdr.h" + +bool_t +xdr_sm_name (XDR *xdrs, sm_name *objp) +{ + if (!xdr_string (xdrs, &objp->mon_name, SM_MAXSTRLEN)) + return FALSE; + return TRUE; +} + +bool_t +xdr_res (XDR *xdrs, res *objp) +{ + if (!xdr_enum (xdrs, (enum_t *) objp)) + return FALSE; + return TRUE; +} + +bool_t +xdr_sm_stat_res (XDR *xdrs, sm_stat_res *objp) +{ + if (!xdr_res (xdrs, &objp->res_stat)) + return FALSE; + if (!xdr_int (xdrs, &objp->state)) + return FALSE; + return TRUE; +} + +bool_t +xdr_sm_stat (XDR *xdrs, sm_stat *objp) +{ + if (!xdr_int (xdrs, &objp->state)) + return FALSE; + return TRUE; +} + +bool_t +xdr_my_id (XDR *xdrs, my_id *objp) +{ + if (!xdr_string (xdrs, &objp->my_name, SM_MAXSTRLEN)) + return FALSE; + if (!xdr_int (xdrs, &objp->my_prog)) + return FALSE; + if (!xdr_int (xdrs, &objp->my_vers)) + return FALSE; + if (!xdr_int (xdrs, &objp->my_proc)) + return FALSE; + return TRUE; +} + +bool_t +xdr_mon_id (XDR *xdrs, mon_id *objp) +{ + if (!xdr_string (xdrs, &objp->mon_name, SM_MAXSTRLEN)) + return FALSE; + if (!xdr_my_id (xdrs, &objp->my_id)) + return FALSE; + return TRUE; +} + +bool_t +xdr_mon (XDR *xdrs, mon *objp) +{ + if (!xdr_mon_id (xdrs, &objp->mon_id)) + return FALSE; + if (!xdr_opaque (xdrs, objp->priv, 16)) + return FALSE; + return TRUE; +} + +bool_t +xdr_nsm_callback_status (XDR *xdrs, nsm_callback_status *objp) +{ + if (!xdr_string (xdrs, &objp->mon_name, SM_MAXSTRLEN)) + return FALSE; + if (!xdr_int (xdrs, &objp->state)) + return FALSE; + if (!xdr_opaque (xdrs, objp->priv, 16)) + return FALSE; + return TRUE; +} diff --git a/rpc/xdr/src/nsm-xdr.h b/rpc/xdr/src/nsm-xdr.h new file mode 100644 index 000000000..9de642c15 --- /dev/null +++ b/rpc/xdr/src/nsm-xdr.h @@ -0,0 +1,95 @@ +/* + * Please do not edit this file. + * It was generated using rpcgen. + */ + +#ifndef _NSM_H_RPCGEN +#define _NSM_H_RPCGEN + +#include <rpc/rpc.h> + + +#ifdef __cplusplus +extern "C" { +#endif + +#define SM_MAXSTRLEN 1024 + +struct sm_name { + char *mon_name; +}; +typedef struct sm_name sm_name; + +enum res { + STAT_SUCC = 0, + STAT_FAIL = 1, +}; +typedef enum res res; + +struct sm_stat_res { + res res_stat; + int state; +}; +typedef struct sm_stat_res sm_stat_res; + +struct sm_stat { + int state; +}; +typedef struct sm_stat sm_stat; + +struct my_id { + char *my_name; + int my_prog; + int my_vers; + int my_proc; +}; +typedef struct my_id my_id; + +struct mon_id { + char *mon_name; + struct my_id my_id; +}; +typedef struct mon_id mon_id; + +struct mon { + struct mon_id mon_id; + char priv[16]; +}; +typedef struct mon mon; + +struct nsm_callback_status { + char *mon_name; + int state; + char priv[16]; +}; +typedef struct nsm_callback_status nsm_callback_status; + +/* the xdr functions */ + +#if defined(__STDC__) || defined(__cplusplus) +extern bool_t xdr_sm_name (XDR *, sm_name*); +extern bool_t xdr_res (XDR *, res*); +extern bool_t xdr_sm_stat_res (XDR *, sm_stat_res*); +extern bool_t xdr_sm_stat (XDR *, sm_stat*); +extern bool_t xdr_my_id (XDR *, my_id*); +extern bool_t xdr_mon_id (XDR *, mon_id*); +extern bool_t xdr_mon (XDR *, mon*); +extern bool_t xdr_nsm_callback_status (XDR *, nsm_callback_status*); + +#else /* K&R C */ +extern bool_t xdr_sm_name (); +extern bool_t xdr_res (); +extern bool_t xdr_sm_stat_res (); +extern bool_t xdr_sm_stat (); +extern bool_t xdr_my_id (); +extern bool_t xdr_mon_id (); +extern bool_t xdr_mon (); +extern bool_t xdr_nsm_callback_status (); + +#endif /* K&R C */ + +#ifdef __cplusplus +} +#endif + +#endif /* !_NSM_H_RPCGEN */ diff --git a/rpc/xdr/src/nsm.x b/rpc/xdr/src/nsm.x new file mode 100644 index 000000000..8f97b1aaa --- /dev/null +++ b/rpc/xdr/src/nsm.x @@ -0,0 +1,47 @@ +/* + * This defines the maximum length of the string + * identifying the caller. + */ +const SM_MAXSTRLEN = 1024; + +struct sm_name { + string mon_name<SM_MAXSTRLEN>; +}; + +enum res { + STAT_SUCC = 0, /* NSM agrees to monitor. */ + STAT_FAIL = 1 /* NSM cannot monitor. */ +}; + +struct sm_stat_res { + res res_stat; + int state; +}; + +struct sm_stat { + int state; /* state number of NSM */ +}; + +struct my_id { + string my_name<SM_MAXSTRLEN>; /* hostname */ + int my_prog; /* RPC program number */ + int my_vers; /* program version number */ + int my_proc; /* procedure number */ +}; + +struct mon_id { + string mon_name<SM_MAXSTRLEN>; /* name of the host to be monitored */ + struct my_id my_id; +}; + +struct mon { + struct mon_id mon_id; + opaque priv[16]; /* private information */ +}; + +struct nsm_callback_status { + string mon_name<SM_MAXSTRLEN>; + int state; + opaque priv[16]; /* for private information */ +}; + diff --git a/rpc/xdr/src/portmap-xdr.c b/rpc/xdr/src/portmap-xdr.c new file mode 100644 index 000000000..4766122e6 --- /dev/null +++ b/rpc/xdr/src/portmap-xdr.c @@ -0,0 +1,237 @@ +/* + Copyright (c) 2007-2012 Red Hat, Inc. <http://www.redhat.com> + This file is part of GlusterFS. + + This file is licensed to you under your choice of the GNU Lesser + General Public License, version 3 or any later version (LGPLv3 or + later), or the GNU General Public License, version 2 (GPLv2), in all + cases as published by the Free Software Foundation. +*/ + +#include "xdr-common.h" +#include "compat.h" + +#if defined(__GNUC__) +#if __GNUC__ >= 4 +#pragma GCC diagnostic ignored "-Wunused-but-set-variable" +#endif +#endif + +/* + * Please do not edit this file. + * It was generated using rpcgen. + */ + +#include "portmap-xdr.h" + +bool_t +xdr_pmap_port_by_brick_req (XDR *xdrs, pmap_port_by_brick_req *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_string (xdrs, &objp->brick, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_pmap_port_by_brick_rsp (XDR *xdrs, pmap_port_by_brick_rsp *objp) +{ + register int32_t *buf; + buf = NULL; + + + if (xdrs->x_op == XDR_ENCODE) { + buf = XDR_INLINE (xdrs, 4 * BYTES_PER_XDR_UNIT); + if (buf == NULL) { + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + if (!xdr_int (xdrs, &objp->status)) + return FALSE; + if (!xdr_int (xdrs, &objp->port)) + return FALSE; + } else { + IXDR_PUT_LONG(buf, objp->op_ret); + IXDR_PUT_LONG(buf, objp->op_errno); + IXDR_PUT_LONG(buf, objp->status); + IXDR_PUT_LONG(buf, objp->port); + } + return TRUE; + } else if (xdrs->x_op == XDR_DECODE) { + buf = XDR_INLINE (xdrs, 4 * BYTES_PER_XDR_UNIT); + if (buf == NULL) { + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + if (!xdr_int (xdrs, &objp->status)) + return FALSE; + if (!xdr_int (xdrs, &objp->port)) + return FALSE; + } else { + objp->op_ret = IXDR_GET_LONG(buf); + objp->op_errno = IXDR_GET_LONG(buf); + objp->status = IXDR_GET_LONG(buf); + objp->port = IXDR_GET_LONG(buf); + } + return TRUE; + } + + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + if (!xdr_int (xdrs, &objp->status)) + return FALSE; + if (!xdr_int (xdrs, &objp->port)) + return FALSE; + return TRUE; +} + +bool_t +xdr_pmap_brick_by_port_req (XDR *xdrs, pmap_brick_by_port_req *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_int (xdrs, &objp->port)) + return FALSE; + return TRUE; +} + +bool_t +xdr_pmap_brick_by_port_rsp (XDR *xdrs, pmap_brick_by_port_rsp *objp) +{ + register int32_t *buf; + buf = NULL; + + + if (xdrs->x_op == XDR_ENCODE) { + buf = XDR_INLINE (xdrs, 3 * BYTES_PER_XDR_UNIT); + if (buf == NULL) { + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + if (!xdr_int (xdrs, &objp->status)) + return FALSE; + + } else { + IXDR_PUT_LONG(buf, objp->op_ret); + IXDR_PUT_LONG(buf, objp->op_errno); + IXDR_PUT_LONG(buf, objp->status); + } + if (!xdr_string (xdrs, &objp->brick, ~0)) + return FALSE; + return TRUE; + } else if (xdrs->x_op == XDR_DECODE) { + buf = XDR_INLINE (xdrs, 3 * BYTES_PER_XDR_UNIT); + if (buf == NULL) { + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + if (!xdr_int (xdrs, &objp->status)) + return FALSE; + + } else { + objp->op_ret = IXDR_GET_LONG(buf); + objp->op_errno = IXDR_GET_LONG(buf); + objp->status = IXDR_GET_LONG(buf); + } + if (!xdr_string (xdrs, &objp->brick, ~0)) + return FALSE; + return TRUE; + } + + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + if (!xdr_int (xdrs, &objp->status)) + return FALSE; + if (!xdr_string (xdrs, &objp->brick, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_pmap_signup_req (XDR *xdrs, pmap_signup_req *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_string (xdrs, &objp->brick, ~0)) + return FALSE; + if (!xdr_int (xdrs, &objp->port)) + return FALSE; + return TRUE; +} + +bool_t +xdr_pmap_signup_rsp (XDR *xdrs, pmap_signup_rsp *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + return TRUE; +} + +bool_t +xdr_pmap_signin_req (XDR *xdrs, pmap_signin_req *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_string (xdrs, &objp->brick, ~0)) + return FALSE; + if (!xdr_int (xdrs, &objp->port)) + return FALSE; + return TRUE; +} + +bool_t +xdr_pmap_signin_rsp (XDR *xdrs, pmap_signin_rsp *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + return TRUE; +} + +bool_t +xdr_pmap_signout_req (XDR *xdrs, pmap_signout_req *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_string (xdrs, &objp->brick, ~0)) + return FALSE; + if (!xdr_int (xdrs, &objp->port)) + return FALSE; + return TRUE; +} + +bool_t +xdr_pmap_signout_rsp (XDR *xdrs, pmap_signout_rsp *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + return TRUE; +} diff --git a/rpc/xdr/src/portmap-xdr.h b/rpc/xdr/src/portmap-xdr.h new file mode 100644 index 000000000..8e4ff4f45 --- /dev/null +++ b/rpc/xdr/src/portmap-xdr.h @@ -0,0 +1,130 @@ +/* + Copyright (c) 2007-2012 Red Hat, Inc. <http://www.redhat.com> + This file is part of GlusterFS. + + This file is licensed to you under your choice of the GNU Lesser + General Public License, version 3 or any later version (LGPLv3 or + later), or the GNU General Public License, version 2 (GPLv2), in all + cases as published by the Free Software Foundation. +*/ + +#include "xdr-common.h" +#include "compat.h" + +#if defined(__GNUC__) +#if __GNUC__ >= 4 +#pragma GCC diagnostic ignored "-Wunused-but-set-variable" +#endif +#endif + +/* + * Please do not edit this file. + * It was generated using rpcgen. + */ + +#ifndef _PORTMAP_XDR_H_RPCGEN +#define _PORTMAP_XDR_H_RPCGEN + +#include <rpc/rpc.h> + + +#ifdef __cplusplus +extern "C" { +#endif + + +struct pmap_port_by_brick_req { + char *brick; +}; +typedef struct pmap_port_by_brick_req pmap_port_by_brick_req; + +struct pmap_port_by_brick_rsp { + int op_ret; + int op_errno; + int status; + int port; +}; +typedef struct pmap_port_by_brick_rsp pmap_port_by_brick_rsp; + +struct pmap_brick_by_port_req { + int port; +}; +typedef struct pmap_brick_by_port_req pmap_brick_by_port_req; + +struct pmap_brick_by_port_rsp { + int op_ret; + int op_errno; + int status; + char *brick; +}; +typedef struct pmap_brick_by_port_rsp pmap_brick_by_port_rsp; + +struct pmap_signup_req { + char *brick; + int port; +}; +typedef struct pmap_signup_req pmap_signup_req; + +struct pmap_signup_rsp { + int op_ret; + int op_errno; +}; +typedef struct pmap_signup_rsp pmap_signup_rsp; + +struct pmap_signin_req { + char *brick; + int port; +}; +typedef struct pmap_signin_req pmap_signin_req; + +struct pmap_signin_rsp { + int op_ret; + int op_errno; +}; +typedef struct pmap_signin_rsp pmap_signin_rsp; + +struct pmap_signout_req { + char *brick; + int port; +}; +typedef struct pmap_signout_req pmap_signout_req; + +struct pmap_signout_rsp { + int op_ret; + int op_errno; +}; +typedef struct pmap_signout_rsp pmap_signout_rsp; + +/* the xdr functions */ + +#if defined(__STDC__) || defined(__cplusplus) +extern bool_t xdr_pmap_port_by_brick_req (XDR *, pmap_port_by_brick_req*); +extern bool_t xdr_pmap_port_by_brick_rsp (XDR *, pmap_port_by_brick_rsp*); +extern bool_t xdr_pmap_brick_by_port_req (XDR *, pmap_brick_by_port_req*); +extern bool_t xdr_pmap_brick_by_port_rsp (XDR *, pmap_brick_by_port_rsp*); +extern bool_t xdr_pmap_signup_req (XDR *, pmap_signup_req*); +extern bool_t xdr_pmap_signup_rsp (XDR *, pmap_signup_rsp*); +extern bool_t xdr_pmap_signin_req (XDR *, pmap_signin_req*); +extern bool_t xdr_pmap_signin_rsp (XDR *, pmap_signin_rsp*); +extern bool_t xdr_pmap_signout_req (XDR *, pmap_signout_req*); +extern bool_t xdr_pmap_signout_rsp (XDR *, pmap_signout_rsp*); + +#else /* K&R C */ +extern bool_t xdr_pmap_port_by_brick_req (); +extern bool_t xdr_pmap_port_by_brick_rsp (); +extern bool_t xdr_pmap_brick_by_port_req (); +extern bool_t xdr_pmap_brick_by_port_rsp (); +extern bool_t xdr_pmap_signup_req (); +extern bool_t xdr_pmap_signup_rsp (); +extern bool_t xdr_pmap_signin_req (); +extern bool_t xdr_pmap_signin_rsp (); +extern bool_t xdr_pmap_signout_req (); +extern bool_t xdr_pmap_signout_rsp (); + +#endif /* K&R C */ + +#ifdef __cplusplus +} +#endif + +#endif /* !_PORTMAP_XDR_H_RPCGEN */ diff --git a/rpc/xdr/src/portmap-xdr.x b/rpc/xdr/src/portmap-xdr.x new file mode 100644 index 000000000..f60dcc76c --- /dev/null +++ b/rpc/xdr/src/portmap-xdr.x @@ -0,0 +1,55 @@ + +struct pmap_port_by_brick_req { + string brick<>; +}; + +struct pmap_port_by_brick_rsp { + int op_ret; + int op_errno; + int status; + int port; +}; + + +struct pmap_brick_by_port_req { + int port; +}; + +struct pmap_brick_by_port_rsp { + int op_ret; + int op_errno; + int status; + string brick<>; +}; + + +struct pmap_signup_req { + string brick<>; + int port; +}; + +struct pmap_signup_rsp { + int op_ret; + int op_errno; +}; + + +struct pmap_signin_req { + string brick<>; + int port; +}; + +struct pmap_signin_rsp { + int op_ret; + int op_errno; +}; + +struct pmap_signout_req { + string brick<>; + int port; +}; + +struct pmap_signout_rsp { + int op_ret; + int op_errno; +}; diff --git a/rpc/xdr/src/rpc-common-xdr.c b/rpc/xdr/src/rpc-common-xdr.c new file mode 100644 index 000000000..6cb48a923 --- /dev/null +++ b/rpc/xdr/src/rpc-common-xdr.c @@ -0,0 +1,223 @@ +/* + Copyright (c) 2007-2012 Red Hat, Inc. <http://www.redhat.com> + This file is part of GlusterFS. + + This file is licensed to you under your choice of the GNU Lesser + General Public License, version 3 or any later version (LGPLv3 or + later), or the GNU General Public License, version 2 (GPLv2), in all + cases as published by the Free Software Foundation. +*/ + +#include "xdr-common.h" +#include "compat.h" + +#if defined(__GNUC__) +#if __GNUC__ >= 4 +#pragma GCC diagnostic ignored "-Wunused-but-set-variable" +#endif +#endif + +/* + * Please do not edit this file. + * It was generated using rpcgen. + */ + +#include "rpc-common-xdr.h" + +bool_t +xdr_auth_glusterfs_parms_v2 (XDR *xdrs, auth_glusterfs_parms_v2 *objp) +{ + register int32_t *buf; + buf = NULL; + + + if (xdrs->x_op == XDR_ENCODE) { + buf = XDR_INLINE (xdrs, 3 * BYTES_PER_XDR_UNIT); + if (buf == NULL) { + if (!xdr_int (xdrs, &objp->pid)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->uid)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->gid)) + return FALSE; + + } else { + IXDR_PUT_LONG(buf, objp->pid); + IXDR_PUT_U_LONG(buf, objp->uid); + IXDR_PUT_U_LONG(buf, objp->gid); + } + if (!xdr_array (xdrs, (char **)&objp->groups.groups_val, (u_int *) &objp->groups.groups_len, ~0, + sizeof (u_int), (xdrproc_t) xdr_u_int)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->lk_owner.lk_owner_val, (u_int *) &objp->lk_owner.lk_owner_len, ~0)) + return FALSE; + return TRUE; + } else if (xdrs->x_op == XDR_DECODE) { + buf = XDR_INLINE (xdrs, 3 * BYTES_PER_XDR_UNIT); + if (buf == NULL) { + if (!xdr_int (xdrs, &objp->pid)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->uid)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->gid)) + return FALSE; + + } else { + objp->pid = IXDR_GET_LONG(buf); + objp->uid = IXDR_GET_U_LONG(buf); + objp->gid = IXDR_GET_U_LONG(buf); + } + if (!xdr_array (xdrs, (char **)&objp->groups.groups_val, (u_int *) &objp->groups.groups_len, ~0, + sizeof (u_int), (xdrproc_t) xdr_u_int)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->lk_owner.lk_owner_val, (u_int *) &objp->lk_owner.lk_owner_len, ~0)) + return FALSE; + return TRUE; + } + + if (!xdr_int (xdrs, &objp->pid)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->uid)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->gid)) + return FALSE; + if (!xdr_array (xdrs, (char **)&objp->groups.groups_val, (u_int *) &objp->groups.groups_len, ~0, + sizeof (u_int), (xdrproc_t) xdr_u_int)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->lk_owner.lk_owner_val, (u_int *) &objp->lk_owner.lk_owner_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_auth_glusterfs_parms (XDR *xdrs, auth_glusterfs_parms *objp) +{ + register int32_t *buf; + int i; + buf = NULL; + + + if (xdrs->x_op == XDR_ENCODE) { + if (!xdr_u_quad_t (xdrs, &objp->lk_owner)) + return FALSE; + buf = XDR_INLINE (xdrs, (4 + 16 )* BYTES_PER_XDR_UNIT); + if (buf == NULL) { + if (!xdr_u_int (xdrs, &objp->pid)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->uid)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->gid)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->ngrps)) + return FALSE; + if (!xdr_vector (xdrs, (char *)objp->groups, 16, + sizeof (u_int), (xdrproc_t) xdr_u_int)) + return FALSE; + } else { + IXDR_PUT_U_LONG(buf, objp->pid); + IXDR_PUT_U_LONG(buf, objp->uid); + IXDR_PUT_U_LONG(buf, objp->gid); + IXDR_PUT_U_LONG(buf, objp->ngrps); + { + register u_int *genp; + + for (i = 0, genp = objp->groups; + i < 16; ++i) { + IXDR_PUT_U_LONG(buf, *genp++); + } + } + } + return TRUE; + } else if (xdrs->x_op == XDR_DECODE) { + if (!xdr_u_quad_t (xdrs, &objp->lk_owner)) + return FALSE; + buf = XDR_INLINE (xdrs, (4 + 16 )* BYTES_PER_XDR_UNIT); + if (buf == NULL) { + if (!xdr_u_int (xdrs, &objp->pid)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->uid)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->gid)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->ngrps)) + return FALSE; + if (!xdr_vector (xdrs, (char *)objp->groups, 16, + sizeof (u_int), (xdrproc_t) xdr_u_int)) + return FALSE; + } else { + objp->pid = IXDR_GET_U_LONG(buf); + objp->uid = IXDR_GET_U_LONG(buf); + objp->gid = IXDR_GET_U_LONG(buf); + objp->ngrps = IXDR_GET_U_LONG(buf); + { + register u_int *genp; + + for (i = 0, genp = objp->groups; + i < 16; ++i) { + *genp++ = IXDR_GET_U_LONG(buf); + } + } + } + return TRUE; + } + + if (!xdr_u_quad_t (xdrs, &objp->lk_owner)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->pid)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->uid)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->gid)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->ngrps)) + return FALSE; + if (!xdr_vector (xdrs, (char *)objp->groups, 16, + sizeof (u_int), (xdrproc_t) xdr_u_int)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gf_dump_req (XDR *xdrs, gf_dump_req *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_u_quad_t (xdrs, &objp->gfs_id)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gf_prog_detail (XDR *xdrs, gf_prog_detail *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_string (xdrs, &objp->progname, ~0)) + return FALSE; + if (!xdr_u_quad_t (xdrs, &objp->prognum)) + return FALSE; + if (!xdr_u_quad_t (xdrs, &objp->progver)) + return FALSE; + if (!xdr_pointer (xdrs, (char **)&objp->next, sizeof (gf_prog_detail), (xdrproc_t) xdr_gf_prog_detail)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gf_dump_rsp (XDR *xdrs, gf_dump_rsp *objp) +{ + register int32_t *buf; + buf = NULL; + + if (!xdr_u_quad_t (xdrs, &objp->gfs_id)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_ret)) + return FALSE; + if (!xdr_int (xdrs, &objp->op_errno)) + return FALSE; + if (!xdr_pointer (xdrs, (char **)&objp->prog, sizeof (gf_prog_detail), (xdrproc_t) xdr_gf_prog_detail)) + return FALSE; + return TRUE; +} diff --git a/rpc/xdr/src/rpc-common-xdr.h b/rpc/xdr/src/rpc-common-xdr.h new file mode 100644 index 000000000..c43eab315 --- /dev/null +++ b/rpc/xdr/src/rpc-common-xdr.h @@ -0,0 +1,104 @@ +/* + Copyright (c) 2007-2012 Red Hat, Inc. <http://www.redhat.com> + This file is part of GlusterFS. + + This file is licensed to you under your choice of the GNU Lesser + General Public License, version 3 or any later version (LGPLv3 or + later), or the GNU General Public License, version 2 (GPLv2), in all + cases as published by the Free Software Foundation. +*/ + +#include "xdr-common.h" +#include "compat.h" + +#if defined(__GNUC__) +#if __GNUC__ >= 4 +#pragma GCC diagnostic ignored "-Wunused-but-set-variable" +#endif +#endif + +/* + * Please do not edit this file. + * It was generated using rpcgen. + */ + +#ifndef _RPC_COMMON_XDR_H_RPCGEN +#define _RPC_COMMON_XDR_H_RPCGEN + +#include <rpc/rpc.h> + + +#ifdef __cplusplus +extern "C" { +#endif + + +struct auth_glusterfs_parms_v2 { + int pid; + u_int uid; + u_int gid; + struct { + u_int groups_len; + u_int *groups_val; + } groups; + struct { + u_int lk_owner_len; + char *lk_owner_val; + } lk_owner; +}; +typedef struct auth_glusterfs_parms_v2 auth_glusterfs_parms_v2; + +struct auth_glusterfs_parms { + u_quad_t lk_owner; + u_int pid; + u_int uid; + u_int gid; + u_int ngrps; + u_int groups[16]; +}; +typedef struct auth_glusterfs_parms auth_glusterfs_parms; + +struct gf_dump_req { + u_quad_t gfs_id; +}; +typedef struct gf_dump_req gf_dump_req; + +struct gf_prog_detail { + char *progname; + u_quad_t prognum; + u_quad_t progver; + struct gf_prog_detail *next; +}; +typedef struct gf_prog_detail gf_prog_detail; + +struct gf_dump_rsp { + u_quad_t gfs_id; + int op_ret; + int op_errno; + struct gf_prog_detail *prog; +}; +typedef struct gf_dump_rsp gf_dump_rsp; + +/* the xdr functions */ + +#if defined(__STDC__) || defined(__cplusplus) +extern bool_t xdr_auth_glusterfs_parms_v2 (XDR *, auth_glusterfs_parms_v2*); +extern bool_t xdr_auth_glusterfs_parms (XDR *, auth_glusterfs_parms*); +extern bool_t xdr_gf_dump_req (XDR *, gf_dump_req*); +extern bool_t xdr_gf_prog_detail (XDR *, gf_prog_detail*); +extern bool_t xdr_gf_dump_rsp (XDR *, gf_dump_rsp*); + +#else /* K&R C */ +extern bool_t xdr_auth_glusterfs_parms_v2 (); +extern bool_t xdr_auth_glusterfs_parms (); +extern bool_t xdr_gf_dump_req (); +extern bool_t xdr_gf_prog_detail (); +extern bool_t xdr_gf_dump_rsp (); + +#endif /* K&R C */ + +#ifdef __cplusplus +} +#endif + +#endif /* !_RPC_COMMON_XDR_H_RPCGEN */ diff --git a/rpc/xdr/src/rpc-common-xdr.x b/rpc/xdr/src/rpc-common-xdr.x new file mode 100644 index 000000000..ca28f38b5 --- /dev/null +++ b/rpc/xdr/src/rpc-common-xdr.x @@ -0,0 +1,39 @@ +/* This file has definition of few XDR structures which are + * not captured in any section specific file */ + +struct auth_glusterfs_parms_v2 { + int pid; + unsigned int uid; + unsigned int gid; + unsigned int groups<>; + opaque lk_owner<>; +}; + +struct auth_glusterfs_parms { + unsigned hyper lk_owner; + unsigned int pid; + unsigned int uid; + unsigned int gid; + unsigned int ngrps; + unsigned groups[16]; +}; + +struct gf_dump_req { + unsigned hyper gfs_id; +}; + + +struct gf_prog_detail { + string progname<>; + unsigned hyper prognum; + unsigned hyper progver; + struct gf_prog_detail *next; +}; + + +struct gf_dump_rsp { + unsigned hyper gfs_id; + int op_ret; + int op_errno; + struct gf_prog_detail *prog; +}; diff --git a/rpc/xdr/src/xdr-generic.c b/rpc/xdr/src/xdr-generic.c new file mode 100644 index 000000000..58d1ee77e --- /dev/null +++ b/rpc/xdr/src/xdr-generic.c @@ -0,0 +1,125 @@ +/* + Copyright (c) 2007-2012 Red Hat, Inc. <http://www.redhat.com> + This file is part of GlusterFS. + + This file is licensed to you under your choice of the GNU Lesser + General Public License, version 3 or any later version (LGPLv3 or + later), or the GNU General Public License, version 2 (GPLv2), in all + cases as published by the Free Software Foundation. +*/ + + +#include "xdr-generic.h" + + +ssize_t +xdr_serialize_generic (struct iovec outmsg, void *res, xdrproc_t proc) +{ + ssize_t ret = -1; + XDR xdr; + + if ((!outmsg.iov_base) || (!res) || (!proc)) + return -1; + + xdrmem_create (&xdr, outmsg.iov_base, (unsigned int)outmsg.iov_len, + XDR_ENCODE); + + if (!proc (&xdr, res)) { + ret = -1; + goto ret; + } + + ret = xdr_encoded_length (xdr); + +ret: + return ret; +} + + +ssize_t +xdr_to_generic (struct iovec inmsg, void *args, xdrproc_t proc) +{ + XDR xdr; + ssize_t ret = -1; + + if ((!inmsg.iov_base) || (!args) || (!proc)) + return -1; + + xdrmem_create (&xdr, inmsg.iov_base, (unsigned int)inmsg.iov_len, + XDR_DECODE); + + if (!proc (&xdr, args)) { + ret = -1; + goto ret; + } + + ret = xdr_decoded_length (xdr); +ret: + return ret; +} + + +ssize_t +xdr_to_generic_payload (struct iovec inmsg, void *args, xdrproc_t proc, + struct iovec *pendingpayload) +{ + XDR xdr; + ssize_t ret = -1; + + if ((!inmsg.iov_base) || (!args) || (!proc)) + return -1; + + xdrmem_create (&xdr, inmsg.iov_base, (unsigned int)inmsg.iov_len, + XDR_DECODE); + + if (!proc (&xdr, args)) { + ret = -1; + goto ret; + } + + ret = xdr_decoded_length (xdr); + + if (pendingpayload) { + pendingpayload->iov_base = xdr_decoded_remaining_addr (xdr); + pendingpayload->iov_len = xdr_decoded_remaining_len (xdr); + } + +ret: + return ret; +} + +ssize_t +xdr_length_round_up (size_t len, size_t bufsize) +{ + int roundup = 0; + + roundup = len % XDR_BYTES_PER_UNIT; + if (roundup > 0) + roundup = XDR_BYTES_PER_UNIT - roundup; + + if ((roundup > 0) && ((roundup + len) <= bufsize)) + len += roundup; + + return len; +} + +int +xdr_bytes_round_up (struct iovec *vec, size_t bufsize) +{ + vec->iov_len = xdr_length_round_up (vec->iov_len, bufsize); + return 0; +} + + +void +xdr_vector_round_up (struct iovec *vec, int vcount, uint32_t count) +{ + uint32_t round_count = 0; + + round_count = xdr_length_round_up (count, 1048576); + round_count -= count; + if (round_count == 0 || vcount <= 0) + return; + + vec[vcount-1].iov_len += round_count; +} diff --git a/rpc/xdr/src/xdr-generic.h b/rpc/xdr/src/xdr-generic.h new file mode 100644 index 000000000..bb3759bbe --- /dev/null +++ b/rpc/xdr/src/xdr-generic.h @@ -0,0 +1,48 @@ +/* + Copyright (c) 2007-2012 Red Hat, Inc. <http://www.redhat.com> + This file is part of GlusterFS. + + This file is licensed to you under your choice of the GNU Lesser + General Public License, version 3 or any later version (LGPLv3 or + later), or the GNU General Public License, version 2 (GPLv2), in all + cases as published by the Free Software Foundation. +*/ + +#ifndef _XDR_GENERIC_H +#define _XDR_GENERIC_H + +#include <sys/uio.h> +//#include <rpc/rpc.h> +#include <rpc/types.h> +#include <rpc/xdr.h> + +#include "compat.h" + +#define xdr_decoded_remaining_addr(xdr) ((&xdr)->x_private) +#define xdr_decoded_remaining_len(xdr) ((&xdr)->x_handy) +#define xdr_encoded_length(xdr) (((size_t)(&xdr)->x_private) - ((size_t)(&xdr)->x_base)) +#define xdr_decoded_length(xdr) (((size_t)(&xdr)->x_private) - ((size_t)(&xdr)->x_base)) + +#define XDR_BYTES_PER_UNIT 4 + +ssize_t +xdr_serialize_generic (struct iovec outmsg, void *res, xdrproc_t proc); + +ssize_t +xdr_to_generic (struct iovec inmsg, void *args, xdrproc_t proc); + +ssize_t +xdr_to_generic_payload (struct iovec inmsg, void *args, xdrproc_t proc, + struct iovec *pendingpayload); + + +extern int +xdr_bytes_round_up (struct iovec *vec, size_t bufsize); + +extern ssize_t +xdr_length_round_up (size_t len, size_t bufsize); + +void +xdr_vector_round_up (struct iovec *vec, int vcount, uint32_t count); + +#endif /* !_XDR_GENERIC_H */ diff --git a/rpc/xdr/src/xdr-nfs3.c b/rpc/xdr/src/xdr-nfs3.c new file mode 100644 index 000000000..a497e9f54 --- /dev/null +++ b/rpc/xdr/src/xdr-nfs3.c @@ -0,0 +1,1888 @@ +/* + Copyright (c) 2007-2012 Red Hat, Inc. <http://www.redhat.com> + This file is part of GlusterFS. + + This file is licensed to you under your choice of the GNU Lesser + General Public License, version 3 or any later version (LGPLv3 or + later), or the GNU General Public License, version 2 (GPLv2), in all + cases as published by the Free Software Foundation. +*/ + +#include "xdr-nfs3.h" +#include "mem-pool.h" +#include "xdr-common.h" + +#if GF_DARWIN_HOST_OS +#define xdr_u_quad_t xdr_u_int64_t +#define xdr_quad_t xdr_int64_t +#define xdr_uint32_t xdr_u_int32_t +#define xdr_uint64_t xdr_u_int64_t +#endif + +bool_t +xdr_uint64 (XDR *xdrs, uint64 *objp) +{ + if (!xdr_uint64_t (xdrs, objp)) + return FALSE; + return TRUE; +} + +bool_t +xdr_int64 (XDR *xdrs, int64 *objp) +{ + if (!xdr_int64_t (xdrs, objp)) + return FALSE; + return TRUE; +} + +bool_t +xdr_uint32 (XDR *xdrs, uint32 *objp) +{ + if (!xdr_uint32_t (xdrs, objp)) + return FALSE; + return TRUE; +} + +bool_t +xdr_int32 (XDR *xdrs, int32 *objp) +{ + if (!xdr_int32_t (xdrs, objp)) + return FALSE; + return TRUE; +} + +bool_t +xdr_filename3 (XDR *xdrs, filename3 *objp) +{ + if (!xdr_string (xdrs, objp, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_nfspath3 (XDR *xdrs, nfspath3 *objp) +{ + if (!xdr_string (xdrs, objp, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_fileid3 (XDR *xdrs, fileid3 *objp) +{ + if (!xdr_uint64 (xdrs, objp)) + return FALSE; + return TRUE; +} + +bool_t +xdr_cookie3 (XDR *xdrs, cookie3 *objp) +{ + if (!xdr_uint64 (xdrs, objp)) + return FALSE; + return TRUE; +} + +bool_t +xdr_cookieverf3 (XDR *xdrs, cookieverf3 objp) +{ + if (!xdr_opaque (xdrs, objp, NFS3_COOKIEVERFSIZE)) + return FALSE; + return TRUE; +} + +bool_t +xdr_createverf3 (XDR *xdrs, createverf3 objp) +{ + if (!xdr_opaque (xdrs, objp, NFS3_CREATEVERFSIZE)) + return FALSE; + return TRUE; +} + +bool_t +xdr_writeverf3 (XDR *xdrs, writeverf3 objp) +{ + if (!xdr_opaque (xdrs, objp, NFS3_WRITEVERFSIZE)) + return FALSE; + return TRUE; +} + +bool_t +xdr_uid3 (XDR *xdrs, uid3 *objp) +{ + if (!xdr_uint32 (xdrs, objp)) + return FALSE; + return TRUE; +} + +bool_t +xdr_gid3 (XDR *xdrs, gid3 *objp) +{ + if (!xdr_uint32 (xdrs, objp)) + return FALSE; + return TRUE; +} + +bool_t +xdr_size3 (XDR *xdrs, size3 *objp) +{ + if (!xdr_uint64 (xdrs, objp)) + return FALSE; + return TRUE; +} + +bool_t +xdr_offset3 (XDR *xdrs, offset3 *objp) +{ + if (!xdr_uint64 (xdrs, objp)) + return FALSE; + return TRUE; +} + +bool_t +xdr_mode3 (XDR *xdrs, mode3 *objp) +{ + if (!xdr_uint32 (xdrs, objp)) + return FALSE; + return TRUE; +} + +bool_t +xdr_count3 (XDR *xdrs, count3 *objp) +{ + if (!xdr_uint32 (xdrs, objp)) + return FALSE; + return TRUE; +} + +bool_t +xdr_nfsstat3 (XDR *xdrs, nfsstat3 *objp) +{ + if (!xdr_enum (xdrs, (enum_t *) objp)) + return FALSE; + return TRUE; +} + +bool_t +xdr_ftype3 (XDR *xdrs, ftype3 *objp) +{ + if (!xdr_enum (xdrs, (enum_t *) objp)) + return FALSE; + return TRUE; +} + +bool_t +xdr_specdata3 (XDR *xdrs, specdata3 *objp) +{ + if (!xdr_uint32 (xdrs, &objp->specdata1)) + return FALSE; + if (!xdr_uint32 (xdrs, &objp->specdata2)) + return FALSE; + return TRUE; +} + +bool_t +xdr_nfs_fh3 (XDR *xdrs, nfs_fh3 *objp) +{ + if (!xdr_bytes (xdrs, (char **)&objp->data.data_val, (u_int *) &objp->data.data_len, NFS3_FHSIZE)) + return FALSE; + return TRUE; +} + +bool_t +xdr_nfstime3 (XDR *xdrs, nfstime3 *objp) +{ + if (!xdr_uint32 (xdrs, &objp->seconds)) + return FALSE; + if (!xdr_uint32 (xdrs, &objp->nseconds)) + return FALSE; + return TRUE; +} + +bool_t +xdr_fattr3 (XDR *xdrs, fattr3 *objp) +{ + if (!xdr_ftype3 (xdrs, &objp->type)) + return FALSE; + if (!xdr_mode3 (xdrs, &objp->mode)) + return FALSE; + if (!xdr_uint32 (xdrs, &objp->nlink)) + return FALSE; + if (!xdr_uid3 (xdrs, &objp->uid)) + return FALSE; + if (!xdr_gid3 (xdrs, &objp->gid)) + return FALSE; + if (!xdr_size3 (xdrs, &objp->size)) + return FALSE; + if (!xdr_size3 (xdrs, &objp->used)) + return FALSE; + if (!xdr_specdata3 (xdrs, &objp->rdev)) + return FALSE; + if (!xdr_uint64 (xdrs, &objp->fsid)) + return FALSE; + if (!xdr_fileid3 (xdrs, &objp->fileid)) + return FALSE; + if (!xdr_nfstime3 (xdrs, &objp->atime)) + return FALSE; + if (!xdr_nfstime3 (xdrs, &objp->mtime)) + return FALSE; + if (!xdr_nfstime3 (xdrs, &objp->ctime)) + return FALSE; + return TRUE; +} + +bool_t +xdr_post_op_attr (XDR *xdrs, post_op_attr *objp) +{ + if (!xdr_bool (xdrs, &objp->attributes_follow)) + return FALSE; + switch (objp->attributes_follow) { + case TRUE: + if (!xdr_fattr3 (xdrs, &objp->post_op_attr_u.attributes)) + return FALSE; + break; + case FALSE: + break; + default: + return FALSE; + } + return TRUE; +} + +bool_t +xdr_wcc_attr (XDR *xdrs, wcc_attr *objp) +{ + if (!xdr_size3 (xdrs, &objp->size)) + return FALSE; + if (!xdr_nfstime3 (xdrs, &objp->mtime)) + return FALSE; + if (!xdr_nfstime3 (xdrs, &objp->ctime)) + return FALSE; + return TRUE; +} + +bool_t +xdr_pre_op_attr (XDR *xdrs, pre_op_attr *objp) +{ + if (!xdr_bool (xdrs, &objp->attributes_follow)) + return FALSE; + switch (objp->attributes_follow) { + case TRUE: + if (!xdr_wcc_attr (xdrs, &objp->pre_op_attr_u.attributes)) + return FALSE; + break; + case FALSE: + break; + default: + return FALSE; + } + return TRUE; +} + +bool_t +xdr_wcc_data (XDR *xdrs, wcc_data *objp) +{ + if (!xdr_pre_op_attr (xdrs, &objp->before)) + return FALSE; + if (!xdr_post_op_attr (xdrs, &objp->after)) + return FALSE; + return TRUE; +} + +bool_t +xdr_post_op_fh3 (XDR *xdrs, post_op_fh3 *objp) +{ + if (!xdr_bool (xdrs, &objp->handle_follows)) + return FALSE; + switch (objp->handle_follows) { + case TRUE: + if (!xdr_nfs_fh3 (xdrs, &objp->post_op_fh3_u.handle)) + return FALSE; + break; + case FALSE: + break; + default: + return FALSE; + } + return TRUE; +} + +bool_t +xdr_time_how (XDR *xdrs, time_how *objp) +{ + if (!xdr_enum (xdrs, (enum_t *) objp)) + return FALSE; + return TRUE; +} + +bool_t +xdr_set_mode3 (XDR *xdrs, set_mode3 *objp) +{ + if (!xdr_bool (xdrs, &objp->set_it)) + return FALSE; + switch (objp->set_it) { + case TRUE: + if (!xdr_mode3 (xdrs, &objp->set_mode3_u.mode)) + return FALSE; + break; + default: + break; + } + return TRUE; +} + +bool_t +xdr_set_uid3 (XDR *xdrs, set_uid3 *objp) +{ + if (!xdr_bool (xdrs, &objp->set_it)) + return FALSE; + switch (objp->set_it) { + case TRUE: + if (!xdr_uid3 (xdrs, &objp->set_uid3_u.uid)) + return FALSE; + break; + default: + break; + } + return TRUE; +} + +bool_t +xdr_set_gid3 (XDR *xdrs, set_gid3 *objp) +{ + if (!xdr_bool (xdrs, &objp->set_it)) + return FALSE; + switch (objp->set_it) { + case TRUE: + if (!xdr_gid3 (xdrs, &objp->set_gid3_u.gid)) + return FALSE; + break; + default: + break; + } + return TRUE; +} + +bool_t +xdr_set_size3 (XDR *xdrs, set_size3 *objp) +{ + if (!xdr_bool (xdrs, &objp->set_it)) + return FALSE; + switch (objp->set_it) { + case TRUE: + if (!xdr_size3 (xdrs, &objp->set_size3_u.size)) + return FALSE; + break; + default: + break; + } + return TRUE; +} + +bool_t +xdr_set_atime (XDR *xdrs, set_atime *objp) +{ + if (!xdr_time_how (xdrs, &objp->set_it)) + return FALSE; + switch (objp->set_it) { + case SET_TO_CLIENT_TIME: + if (!xdr_nfstime3 (xdrs, &objp->set_atime_u.atime)) + return FALSE; + break; + default: + break; + } + return TRUE; +} + +bool_t +xdr_set_mtime (XDR *xdrs, set_mtime *objp) +{ + if (!xdr_time_how (xdrs, &objp->set_it)) + return FALSE; + switch (objp->set_it) { + case SET_TO_CLIENT_TIME: + if (!xdr_nfstime3 (xdrs, &objp->set_mtime_u.mtime)) + return FALSE; + break; + default: + break; + } + return TRUE; +} + +bool_t +xdr_sattr3 (XDR *xdrs, sattr3 *objp) +{ + if (!xdr_set_mode3 (xdrs, &objp->mode)) + return FALSE; + if (!xdr_set_uid3 (xdrs, &objp->uid)) + return FALSE; + if (!xdr_set_gid3 (xdrs, &objp->gid)) + return FALSE; + if (!xdr_set_size3 (xdrs, &objp->size)) + return FALSE; + if (!xdr_set_atime (xdrs, &objp->atime)) + return FALSE; + if (!xdr_set_mtime (xdrs, &objp->mtime)) + return FALSE; + return TRUE; +} + +bool_t +xdr_diropargs3 (XDR *xdrs, diropargs3 *objp) +{ + if (!xdr_nfs_fh3 (xdrs, &objp->dir)) + return FALSE; + if (!xdr_filename3 (xdrs, &objp->name)) + return FALSE; + return TRUE; +} + +bool_t +xdr_getattr3args (XDR *xdrs, getattr3args *objp) +{ + if (!xdr_nfs_fh3 (xdrs, &objp->object)) + return FALSE; + return TRUE; +} + +bool_t +xdr_getattr3resok (XDR *xdrs, getattr3resok *objp) +{ + if (!xdr_fattr3 (xdrs, &objp->obj_attributes)) + return FALSE; + return TRUE; +} + +bool_t +xdr_getattr3res (XDR *xdrs, getattr3res *objp) +{ + if (!xdr_nfsstat3 (xdrs, &objp->status)) + return FALSE; + switch (objp->status) { + case NFS3_OK: + if (!xdr_getattr3resok (xdrs, &objp->getattr3res_u.resok)) + return FALSE; + break; + default: + break; + } + return TRUE; +} + +bool_t +xdr_sattrguard3 (XDR *xdrs, sattrguard3 *objp) +{ + if (!xdr_bool (xdrs, &objp->check)) + return FALSE; + switch (objp->check) { + case TRUE: + if (!xdr_nfstime3 (xdrs, &objp->sattrguard3_u.obj_ctime)) + return FALSE; + break; + case FALSE: + break; + default: + return FALSE; + } + return TRUE; +} + +bool_t +xdr_setattr3args (XDR *xdrs, setattr3args *objp) +{ + if (!xdr_nfs_fh3 (xdrs, &objp->object)) + return FALSE; + if (!xdr_sattr3 (xdrs, &objp->new_attributes)) + return FALSE; + if (!xdr_sattrguard3 (xdrs, &objp->guard)) + return FALSE; + return TRUE; +} + +bool_t +xdr_setattr3resok (XDR *xdrs, setattr3resok *objp) +{ + if (!xdr_wcc_data (xdrs, &objp->obj_wcc)) + return FALSE; + return TRUE; +} + +bool_t +xdr_setattr3resfail (XDR *xdrs, setattr3resfail *objp) +{ + if (!xdr_wcc_data (xdrs, &objp->obj_wcc)) + return FALSE; + return TRUE; +} + +bool_t +xdr_setattr3res (XDR *xdrs, setattr3res *objp) +{ + if (!xdr_nfsstat3 (xdrs, &objp->status)) + return FALSE; + switch (objp->status) { + case NFS3_OK: + if (!xdr_setattr3resok (xdrs, &objp->setattr3res_u.resok)) + return FALSE; + break; + default: + if (!xdr_setattr3resfail (xdrs, &objp->setattr3res_u.resfail)) + return FALSE; + break; + } + return TRUE; +} + +bool_t +xdr_lookup3args (XDR *xdrs, lookup3args *objp) +{ + if (!xdr_diropargs3 (xdrs, &objp->what)) + return FALSE; + return TRUE; +} + +bool_t +xdr_lookup3resok (XDR *xdrs, lookup3resok *objp) +{ + if (!xdr_nfs_fh3 (xdrs, &objp->object)) + return FALSE; + if (!xdr_post_op_attr (xdrs, &objp->obj_attributes)) + return FALSE; + if (!xdr_post_op_attr (xdrs, &objp->dir_attributes)) + return FALSE; + return TRUE; +} + +bool_t +xdr_lookup3resfail (XDR *xdrs, lookup3resfail *objp) +{ + if (!xdr_post_op_attr (xdrs, &objp->dir_attributes)) + return FALSE; + return TRUE; +} + +bool_t +xdr_lookup3res (XDR *xdrs, lookup3res *objp) +{ + if (!xdr_nfsstat3 (xdrs, &objp->status)) + return FALSE; + switch (objp->status) { + case NFS3_OK: + if (!xdr_lookup3resok (xdrs, &objp->lookup3res_u.resok)) + return FALSE; + break; + default: + if (!xdr_lookup3resfail (xdrs, &objp->lookup3res_u.resfail)) + return FALSE; + break; + } + return TRUE; +} + +bool_t +xdr_access3args (XDR *xdrs, access3args *objp) +{ + if (!xdr_nfs_fh3 (xdrs, &objp->object)) + return FALSE; + if (!xdr_uint32 (xdrs, &objp->access)) + return FALSE; + return TRUE; +} + +bool_t +xdr_access3resok (XDR *xdrs, access3resok *objp) +{ + if (!xdr_post_op_attr (xdrs, &objp->obj_attributes)) + return FALSE; + if (!xdr_uint32 (xdrs, &objp->access)) + return FALSE; + return TRUE; +} + +bool_t +xdr_access3resfail (XDR *xdrs, access3resfail *objp) +{ + if (!xdr_post_op_attr (xdrs, &objp->obj_attributes)) + return FALSE; + return TRUE; +} + +bool_t +xdr_access3res (XDR *xdrs, access3res *objp) +{ + if (!xdr_nfsstat3 (xdrs, &objp->status)) + return FALSE; + switch (objp->status) { + case NFS3_OK: + if (!xdr_access3resok (xdrs, &objp->access3res_u.resok)) + return FALSE; + break; + default: + if (!xdr_access3resfail (xdrs, &objp->access3res_u.resfail)) + return FALSE; + break; + } + return TRUE; +} + +bool_t +xdr_readlink3args (XDR *xdrs, readlink3args *objp) +{ + if (!xdr_nfs_fh3 (xdrs, &objp->symlink)) + return FALSE; + return TRUE; +} + +bool_t +xdr_readlink3resok (XDR *xdrs, readlink3resok *objp) +{ + if (!xdr_post_op_attr (xdrs, &objp->symlink_attributes)) + return FALSE; + if (!xdr_nfspath3 (xdrs, &objp->data)) + return FALSE; + return TRUE; +} + +bool_t +xdr_readlink3resfail (XDR *xdrs, readlink3resfail *objp) +{ + if (!xdr_post_op_attr (xdrs, &objp->symlink_attributes)) + return FALSE; + return TRUE; +} + +bool_t +xdr_readlink3res (XDR *xdrs, readlink3res *objp) +{ + if (!xdr_nfsstat3 (xdrs, &objp->status)) + return FALSE; + switch (objp->status) { + case NFS3_OK: + if (!xdr_readlink3resok (xdrs, &objp->readlink3res_u.resok)) + return FALSE; + break; + default: + if (!xdr_readlink3resfail (xdrs, &objp->readlink3res_u.resfail)) + return FALSE; + break; + } + return TRUE; +} + +bool_t +xdr_read3args (XDR *xdrs, read3args *objp) +{ + if (!xdr_nfs_fh3 (xdrs, &objp->file)) + return FALSE; + if (!xdr_offset3 (xdrs, &objp->offset)) + return FALSE; + if (!xdr_count3 (xdrs, &objp->count)) + return FALSE; + return TRUE; +} + +bool_t +xdr_read3resok_nocopy (XDR *xdrs, read3resok *objp) +{ + if (!xdr_post_op_attr (xdrs, &objp->file_attributes)) + return FALSE; + if (!xdr_count3 (xdrs, &objp->count)) + return FALSE; + if (!xdr_bool (xdrs, &objp->eof)) + return FALSE; + if (!xdr_u_int (xdrs, (u_int *) &objp->data.data_len)) + return FALSE; + return TRUE; +} + + +bool_t +xdr_read3resok (XDR *xdrs, read3resok *objp) +{ + if (!xdr_post_op_attr (xdrs, &objp->file_attributes)) + return FALSE; + if (!xdr_count3 (xdrs, &objp->count)) + return FALSE; + if (!xdr_bool (xdrs, &objp->eof)) + return FALSE; + if (!xdr_bytes (xdrs, (char **)&objp->data.data_val, (u_int *) &objp->data.data_len, ~0)) + return FALSE; + return TRUE; +} + +bool_t +xdr_read3resfail (XDR *xdrs, read3resfail *objp) +{ + if (!xdr_post_op_attr (xdrs, &objp->file_attributes)) + return FALSE; + return TRUE; +} + + +bool_t +xdr_read3res_nocopy (XDR *xdrs, read3res *objp) +{ + if (!xdr_nfsstat3 (xdrs, &objp->status)) + return FALSE; + switch (objp->status) { + case NFS3_OK: + if (!xdr_read3resok_nocopy (xdrs, &objp->read3res_u.resok)) + return FALSE; + break; + default: + if (!xdr_read3resfail (xdrs, &objp->read3res_u.resfail)) + return FALSE; + break; + } + return TRUE; +} + + +bool_t +xdr_read3res (XDR *xdrs, read3res *objp) +{ + if (!xdr_nfsstat3 (xdrs, &objp->status)) + return FALSE; + switch (objp->status) { + case NFS3_OK: + if (!xdr_read3resok (xdrs, &objp->read3res_u.resok)) + return FALSE; + break; + default: + if (!xdr_read3resfail (xdrs, &objp->read3res_u.resfail)) + return FALSE; + break; + } + return TRUE; +} + +bool_t +xdr_stable_how (XDR *xdrs, stable_how *objp) +{ + if (!xdr_enum (xdrs, (enum_t *) objp)) + return FALSE; + return TRUE; +} + +bool_t +xdr_write3args (XDR *xdrs, write3args *objp) +{ + if (!xdr_nfs_fh3 (xdrs, &objp->file)) + return FALSE; + if (!xdr_offset3 (xdrs, &objp->offset)) + return FALSE; + if (!xdr_count3 (xdrs, &objp->count)) + return FALSE; + if (!xdr_stable_how (xdrs, &objp->stable)) + return FALSE; + + /* Added specifically to avoid copies from the xdr buffer into + * the write3args structure, which will also require an already + * allocated buffer. That is not optimal. + */ + if (!xdr_u_int (xdrs, (u_int *) &objp->data.data_len)) + return FALSE; + + /* The remaining bytes in the xdr buffer are the bytes that need to be + * written. See how these bytes are extracted in the xdr_to_write3args + * code path. Be careful, while using the write3args structure, since + * only the data.data_len has been filled. The actual data is + * extracted in xdr_to_write3args path. + */ + + /* if (!xdr_bytes (xdrs, (char **)&objp->data.data_val, (u_int *) &objp->data.data_len, ~0)) + return FALSE; + */ + return TRUE; +} + +bool_t +xdr_write3resok (XDR *xdrs, write3resok *objp) +{ + if (!xdr_wcc_data (xdrs, &objp->file_wcc)) + return FALSE; + if (!xdr_count3 (xdrs, &objp->count)) + return FALSE; + if (!xdr_stable_how (xdrs, &objp->committed)) + return FALSE; + if (!xdr_writeverf3 (xdrs, objp->verf)) + return FALSE; + return TRUE; +} + +bool_t +xdr_write3resfail (XDR *xdrs, write3resfail *objp) +{ + if (!xdr_wcc_data (xdrs, &objp->file_wcc)) + return FALSE; + return TRUE; +} + +bool_t +xdr_write3res (XDR *xdrs, write3res *objp) +{ + if (!xdr_nfsstat3 (xdrs, &objp->status)) + return FALSE; + switch (objp->status) { + case NFS3_OK: + if (!xdr_write3resok (xdrs, &objp->write3res_u.resok)) + return FALSE; + break; + default: + if (!xdr_write3resfail (xdrs, &objp->write3res_u.resfail)) + return FALSE; + break; + } + return TRUE; +} + +bool_t +xdr_createmode3 (XDR *xdrs, createmode3 *objp) +{ + if (!xdr_enum (xdrs, (enum_t *) objp)) + return FALSE; + return TRUE; +} + +bool_t +xdr_createhow3 (XDR *xdrs, createhow3 *objp) +{ + if (!xdr_createmode3 (xdrs, &objp->mode)) + return FALSE; + switch (objp->mode) { + case UNCHECKED: + case GUARDED: + if (!xdr_sattr3 (xdrs, &objp->createhow3_u.obj_attributes)) + return FALSE; + break; + case EXCLUSIVE: + if (!xdr_createverf3 (xdrs, objp->createhow3_u.verf)) + return FALSE; + break; + default: + return FALSE; + } + return TRUE; +} + +bool_t +xdr_create3args (XDR *xdrs, create3args *objp) +{ + if (!xdr_diropargs3 (xdrs, &objp->where)) + return FALSE; + if (!xdr_createhow3 (xdrs, &objp->how)) + return FALSE; + return TRUE; +} + +bool_t +xdr_create3resok (XDR *xdrs, create3resok *objp) +{ + if (!xdr_post_op_fh3 (xdrs, &objp->obj)) + return FALSE; + if (!xdr_post_op_attr (xdrs, &objp->obj_attributes)) + return FALSE; + if (!xdr_wcc_data (xdrs, &objp->dir_wcc)) + return FALSE; + return TRUE; +} + +bool_t +xdr_create3resfail (XDR *xdrs, create3resfail *objp) +{ + if (!xdr_wcc_data (xdrs, &objp->dir_wcc)) + return FALSE; + return TRUE; +} + +bool_t +xdr_create3res (XDR *xdrs, create3res *objp) +{ + if (!xdr_nfsstat3 (xdrs, &objp->status)) + return FALSE; + switch (objp->status) { + case NFS3_OK: + if (!xdr_create3resok (xdrs, &objp->create3res_u.resok)) + return FALSE; + break; + default: + if (!xdr_create3resfail (xdrs, &objp->create3res_u.resfail)) + return FALSE; + break; + } + return TRUE; +} + +bool_t +xdr_mkdir3args (XDR *xdrs, mkdir3args *objp) +{ + if (!xdr_diropargs3 (xdrs, &objp->where)) + return FALSE; + if (!xdr_sattr3 (xdrs, &objp->attributes)) + return FALSE; + return TRUE; +} + +bool_t +xdr_mkdir3resok (XDR *xdrs, mkdir3resok *objp) +{ + if (!xdr_post_op_fh3 (xdrs, &objp->obj)) + return FALSE; + if (!xdr_post_op_attr (xdrs, &objp->obj_attributes)) + return FALSE; + if (!xdr_wcc_data (xdrs, &objp->dir_wcc)) + return FALSE; + return TRUE; +} + +bool_t +xdr_mkdir3resfail (XDR *xdrs, mkdir3resfail *objp) +{ + if (!xdr_wcc_data (xdrs, &objp->dir_wcc)) + return FALSE; + return TRUE; +} + +bool_t +xdr_mkdir3res (XDR *xdrs, mkdir3res *objp) +{ + if (!xdr_nfsstat3 (xdrs, &objp->status)) + return FALSE; + switch (objp->status) { + case NFS3_OK: + if (!xdr_mkdir3resok (xdrs, &objp->mkdir3res_u.resok)) + return FALSE; + break; + default: + if (!xdr_mkdir3resfail (xdrs, &objp->mkdir3res_u.resfail)) + return FALSE; + break; + } + return TRUE; +} + +bool_t +xdr_symlinkdata3 (XDR *xdrs, symlinkdata3 *objp) +{ + if (!xdr_sattr3 (xdrs, &objp->symlink_attributes)) + return FALSE; + if (!xdr_nfspath3 (xdrs, &objp->symlink_data)) + return FALSE; + return TRUE; +} + +bool_t +xdr_symlink3args (XDR *xdrs, symlink3args *objp) +{ + if (!xdr_diropargs3 (xdrs, &objp->where)) + return FALSE; + if (!xdr_symlinkdata3 (xdrs, &objp->symlink)) + return FALSE; + return TRUE; +} + +bool_t +xdr_symlink3resok (XDR *xdrs, symlink3resok *objp) +{ + if (!xdr_post_op_fh3 (xdrs, &objp->obj)) + return FALSE; + if (!xdr_post_op_attr (xdrs, &objp->obj_attributes)) + return FALSE; + if (!xdr_wcc_data (xdrs, &objp->dir_wcc)) + return FALSE; + return TRUE; +} + +bool_t +xdr_symlink3resfail (XDR *xdrs, symlink3resfail *objp) +{ + if (!xdr_wcc_data (xdrs, &objp->dir_wcc)) + return FALSE; + return TRUE; +} + +bool_t +xdr_symlink3res (XDR *xdrs, symlink3res *objp) +{ + if (!xdr_nfsstat3 (xdrs, &objp->status)) + return FALSE; + switch (objp->status) { + case NFS3_OK: + if (!xdr_symlink3resok (xdrs, &objp->symlink3res_u.resok)) + return FALSE; + break; + default: + if (!xdr_symlink3resfail (xdrs, &objp->symlink3res_u.resfail)) + return FALSE; + break; + } + return TRUE; +} + +bool_t +xdr_devicedata3 (XDR *xdrs, devicedata3 *objp) +{ + if (!xdr_sattr3 (xdrs, &objp->dev_attributes)) + return FALSE; + if (!xdr_specdata3 (xdrs, &objp->spec)) + return FALSE; + return TRUE; +} + +bool_t +xdr_mknoddata3 (XDR *xdrs, mknoddata3 *objp) +{ + if (!xdr_ftype3 (xdrs, &objp->type)) + return FALSE; + switch (objp->type) { + case NF3CHR: + case NF3BLK: + if (!xdr_devicedata3 (xdrs, &objp->mknoddata3_u.device)) + return FALSE; + break; + case NF3SOCK: + case NF3FIFO: + if (!xdr_sattr3 (xdrs, &objp->mknoddata3_u.pipe_attributes)) + return FALSE; + break; + default: + break; + } + return TRUE; +} + +bool_t +xdr_mknod3args (XDR *xdrs, mknod3args *objp) +{ + if (!xdr_diropargs3 (xdrs, &objp->where)) + return FALSE; + if (!xdr_mknoddata3 (xdrs, &objp->what)) + return FALSE; + return TRUE; +} + +bool_t +xdr_mknod3resok (XDR *xdrs, mknod3resok *objp) +{ + if (!xdr_post_op_fh3 (xdrs, &objp->obj)) + return FALSE; + if (!xdr_post_op_attr (xdrs, &objp->obj_attributes)) + return FALSE; + if (!xdr_wcc_data (xdrs, &objp->dir_wcc)) + return FALSE; + return TRUE; +} + +bool_t +xdr_mknod3resfail (XDR *xdrs, mknod3resfail *objp) +{ + if (!xdr_wcc_data (xdrs, &objp->dir_wcc)) + return FALSE; + return TRUE; +} + +bool_t +xdr_mknod3res (XDR *xdrs, mknod3res *objp) +{ + if (!xdr_nfsstat3 (xdrs, &objp->status)) + return FALSE; + switch (objp->status) { + case NFS3_OK: + if (!xdr_mknod3resok (xdrs, &objp->mknod3res_u.resok)) + return FALSE; + break; + default: + if (!xdr_mknod3resfail (xdrs, &objp->mknod3res_u.resfail)) + return FALSE; + break; + } + return TRUE; +} + +bool_t +xdr_remove3args (XDR *xdrs, remove3args *objp) +{ + if (!xdr_diropargs3 (xdrs, &objp->object)) + return FALSE; + return TRUE; +} + +bool_t +xdr_remove3resok (XDR *xdrs, remove3resok *objp) +{ + if (!xdr_wcc_data (xdrs, &objp->dir_wcc)) + return FALSE; + return TRUE; +} + +bool_t +xdr_remove3resfail (XDR *xdrs, remove3resfail *objp) +{ + if (!xdr_wcc_data (xdrs, &objp->dir_wcc)) + return FALSE; + return TRUE; +} + +bool_t +xdr_remove3res (XDR *xdrs, remove3res *objp) +{ + if (!xdr_nfsstat3 (xdrs, &objp->status)) + return FALSE; + switch (objp->status) { + case NFS3_OK: + if (!xdr_remove3resok (xdrs, &objp->remove3res_u.resok)) + return FALSE; + break; + default: + if (!xdr_remove3resfail (xdrs, &objp->remove3res_u.resfail)) + return FALSE; + break; + } + return TRUE; +} + +bool_t +xdr_rmdir3args (XDR *xdrs, rmdir3args *objp) +{ + if (!xdr_diropargs3 (xdrs, &objp->object)) + return FALSE; + return TRUE; +} + +bool_t +xdr_rmdir3resok (XDR *xdrs, rmdir3resok *objp) +{ + if (!xdr_wcc_data (xdrs, &objp->dir_wcc)) + return FALSE; + return TRUE; +} + +bool_t +xdr_rmdir3resfail (XDR *xdrs, rmdir3resfail *objp) +{ + if (!xdr_wcc_data (xdrs, &objp->dir_wcc)) + return FALSE; + return TRUE; +} + +bool_t +xdr_rmdir3res (XDR *xdrs, rmdir3res *objp) +{ + if (!xdr_nfsstat3 (xdrs, &objp->status)) + return FALSE; + switch (objp->status) { + case NFS3_OK: + if (!xdr_rmdir3resok (xdrs, &objp->rmdir3res_u.resok)) + return FALSE; + break; + default: + if (!xdr_rmdir3resfail (xdrs, &objp->rmdir3res_u.resfail)) + return FALSE; + break; + } + return TRUE; +} + +bool_t +xdr_rename3args (XDR *xdrs, rename3args *objp) +{ + if (!xdr_diropargs3 (xdrs, &objp->from)) + return FALSE; + if (!xdr_diropargs3 (xdrs, &objp->to)) + return FALSE; + return TRUE; +} + +bool_t +xdr_rename3resok (XDR *xdrs, rename3resok *objp) +{ + if (!xdr_wcc_data (xdrs, &objp->fromdir_wcc)) + return FALSE; + if (!xdr_wcc_data (xdrs, &objp->todir_wcc)) + return FALSE; + return TRUE; +} + +bool_t +xdr_rename3resfail (XDR *xdrs, rename3resfail *objp) +{ + if (!xdr_wcc_data (xdrs, &objp->fromdir_wcc)) + return FALSE; + if (!xdr_wcc_data (xdrs, &objp->todir_wcc)) + return FALSE; + return TRUE; +} + +bool_t +xdr_rename3res (XDR *xdrs, rename3res *objp) +{ + if (!xdr_nfsstat3 (xdrs, &objp->status)) + return FALSE; + switch (objp->status) { + case NFS3_OK: + if (!xdr_rename3resok (xdrs, &objp->rename3res_u.resok)) + return FALSE; + break; + default: + if (!xdr_rename3resfail (xdrs, &objp->rename3res_u.resfail)) + return FALSE; + break; + } + return TRUE; +} + +bool_t +xdr_link3args (XDR *xdrs, link3args *objp) +{ + if (!xdr_nfs_fh3 (xdrs, &objp->file)) + return FALSE; + if (!xdr_diropargs3 (xdrs, &objp->link)) + return FALSE; + return TRUE; +} + +bool_t +xdr_link3resok (XDR *xdrs, link3resok *objp) +{ + if (!xdr_post_op_attr (xdrs, &objp->file_attributes)) + return FALSE; + if (!xdr_wcc_data (xdrs, &objp->linkdir_wcc)) + return FALSE; + return TRUE; +} + +bool_t +xdr_link3resfail (XDR *xdrs, link3resfail *objp) +{ + if (!xdr_post_op_attr (xdrs, &objp->file_attributes)) + return FALSE; + if (!xdr_wcc_data (xdrs, &objp->linkdir_wcc)) + return FALSE; + return TRUE; +} + +bool_t +xdr_link3res (XDR *xdrs, link3res *objp) +{ + if (!xdr_nfsstat3 (xdrs, &objp->status)) + return FALSE; + switch (objp->status) { + case NFS3_OK: + if (!xdr_link3resok (xdrs, &objp->link3res_u.resok)) + return FALSE; + break; + default: + if (!xdr_link3resfail (xdrs, &objp->link3res_u.resfail)) + return FALSE; + break; + } + return TRUE; +} + +bool_t +xdr_readdir3args (XDR *xdrs, readdir3args *objp) +{ + if (!xdr_nfs_fh3 (xdrs, &objp->dir)) + return FALSE; + if (!xdr_cookie3 (xdrs, &objp->cookie)) + return FALSE; + if (!xdr_cookieverf3 (xdrs, objp->cookieverf)) + return FALSE; + if (!xdr_count3 (xdrs, &objp->count)) + return FALSE; + return TRUE; +} + +bool_t +xdr_entry3 (XDR *xdrs, entry3 *objp) +{ + if (!xdr_fileid3 (xdrs, &objp->fileid)) + return FALSE; + if (!xdr_filename3 (xdrs, &objp->name)) + return FALSE; + if (!xdr_cookie3 (xdrs, &objp->cookie)) + return FALSE; + if (!xdr_pointer (xdrs, (char **)&objp->nextentry, sizeof (entry3), (xdrproc_t) xdr_entry3)) + return FALSE; + return TRUE; +} + +bool_t +xdr_dirlist3 (XDR *xdrs, dirlist3 *objp) +{ + if (!xdr_pointer (xdrs, (char **)&objp->entries, sizeof (entry3), (xdrproc_t) xdr_entry3)) + return FALSE; + if (!xdr_bool (xdrs, &objp->eof)) + return FALSE; + return TRUE; +} + +bool_t +xdr_readdir3resok (XDR *xdrs, readdir3resok *objp) +{ + if (!xdr_post_op_attr (xdrs, &objp->dir_attributes)) + return FALSE; + if (!xdr_cookieverf3 (xdrs, objp->cookieverf)) + return FALSE; + if (!xdr_dirlist3 (xdrs, &objp->reply)) + return FALSE; + return TRUE; +} + +bool_t +xdr_readdir3resfail (XDR *xdrs, readdir3resfail *objp) +{ + if (!xdr_post_op_attr (xdrs, &objp->dir_attributes)) + return FALSE; + return TRUE; +} + +bool_t +xdr_readdir3res (XDR *xdrs, readdir3res *objp) +{ + if (!xdr_nfsstat3 (xdrs, &objp->status)) + return FALSE; + switch (objp->status) { + case NFS3_OK: + if (!xdr_readdir3resok (xdrs, &objp->readdir3res_u.resok)) + return FALSE; + break; + default: + if (!xdr_readdir3resfail (xdrs, &objp->readdir3res_u.resfail)) + return FALSE; + break; + } + return TRUE; +} + +bool_t +xdr_readdirp3args (XDR *xdrs, readdirp3args *objp) +{ + if (!xdr_nfs_fh3 (xdrs, &objp->dir)) + return FALSE; + if (!xdr_cookie3 (xdrs, &objp->cookie)) + return FALSE; + if (!xdr_cookieverf3 (xdrs, objp->cookieverf)) + return FALSE; + if (!xdr_count3 (xdrs, &objp->dircount)) + return FALSE; + if (!xdr_count3 (xdrs, &objp->maxcount)) + return FALSE; + return TRUE; +} + +bool_t +xdr_entryp3 (XDR *xdrs, entryp3 *objp) +{ + if (!xdr_fileid3 (xdrs, &objp->fileid)) + return FALSE; + if (!xdr_filename3 (xdrs, &objp->name)) + return FALSE; + if (!xdr_cookie3 (xdrs, &objp->cookie)) + return FALSE; + if (!xdr_post_op_attr (xdrs, &objp->name_attributes)) + return FALSE; + if (!xdr_post_op_fh3 (xdrs, &objp->name_handle)) + return FALSE; + if (!xdr_pointer (xdrs, (char **)&objp->nextentry, sizeof (entryp3), (xdrproc_t) xdr_entryp3)) + return FALSE; + return TRUE; +} + +bool_t +xdr_dirlistp3 (XDR *xdrs, dirlistp3 *objp) +{ + if (!xdr_pointer (xdrs, (char **)&objp->entries, sizeof (entryp3), (xdrproc_t) xdr_entryp3)) + return FALSE; + if (!xdr_bool (xdrs, &objp->eof)) + return FALSE; + return TRUE; +} + +bool_t +xdr_readdirp3resok (XDR *xdrs, readdirp3resok *objp) +{ + if (!xdr_post_op_attr (xdrs, &objp->dir_attributes)) + return FALSE; + if (!xdr_cookieverf3 (xdrs, objp->cookieverf)) + return FALSE; + if (!xdr_dirlistp3 (xdrs, &objp->reply)) + return FALSE; + return TRUE; +} + +bool_t +xdr_readdirp3resfail (XDR *xdrs, readdirp3resfail *objp) +{ + if (!xdr_post_op_attr (xdrs, &objp->dir_attributes)) + return FALSE; + return TRUE; +} + +bool_t +xdr_readdirp3res (XDR *xdrs, readdirp3res *objp) +{ + if (!xdr_nfsstat3 (xdrs, &objp->status)) + return FALSE; + switch (objp->status) { + case NFS3_OK: + if (!xdr_readdirp3resok (xdrs, &objp->readdirp3res_u.resok)) + return FALSE; + break; + default: + if (!xdr_readdirp3resfail (xdrs, &objp->readdirp3res_u.resfail)) + return FALSE; + break; + } + return TRUE; +} + +bool_t +xdr_fsstat3args (XDR *xdrs, fsstat3args *objp) +{ + if (!xdr_nfs_fh3 (xdrs, &objp->fsroot)) + return FALSE; + return TRUE; +} + +bool_t +xdr_fsstat3resok (XDR *xdrs, fsstat3resok *objp) +{ + if (!xdr_post_op_attr (xdrs, &objp->obj_attributes)) + return FALSE; + if (!xdr_size3 (xdrs, &objp->tbytes)) + return FALSE; + if (!xdr_size3 (xdrs, &objp->fbytes)) + return FALSE; + if (!xdr_size3 (xdrs, &objp->abytes)) + return FALSE; + if (!xdr_size3 (xdrs, &objp->tfiles)) + return FALSE; + if (!xdr_size3 (xdrs, &objp->ffiles)) + return FALSE; + if (!xdr_size3 (xdrs, &objp->afiles)) + return FALSE; + if (!xdr_uint32 (xdrs, &objp->invarsec)) + return FALSE; + return TRUE; +} + +bool_t +xdr_fsstat3resfail (XDR *xdrs, fsstat3resfail *objp) +{ + if (!xdr_post_op_attr (xdrs, &objp->obj_attributes)) + return FALSE; + return TRUE; +} + +bool_t +xdr_fsstat3res (XDR *xdrs, fsstat3res *objp) +{ + if (!xdr_nfsstat3 (xdrs, &objp->status)) + return FALSE; + switch (objp->status) { + case NFS3_OK: + if (!xdr_fsstat3resok (xdrs, &objp->fsstat3res_u.resok)) + return FALSE; + break; + default: + if (!xdr_fsstat3resfail (xdrs, &objp->fsstat3res_u.resfail)) + return FALSE; + break; + } + return TRUE; +} + +bool_t +xdr_fsinfo3args (XDR *xdrs, fsinfo3args *objp) +{ + if (!xdr_nfs_fh3 (xdrs, &objp->fsroot)) + return FALSE; + return TRUE; +} + +bool_t +xdr_fsinfo3resok (XDR *xdrs, fsinfo3resok *objp) +{ + if (!xdr_post_op_attr (xdrs, &objp->obj_attributes)) + return FALSE; + if (!xdr_uint32 (xdrs, &objp->rtmax)) + return FALSE; + if (!xdr_uint32 (xdrs, &objp->rtpref)) + return FALSE; + if (!xdr_uint32 (xdrs, &objp->rtmult)) + return FALSE; + if (!xdr_uint32 (xdrs, &objp->wtmax)) + return FALSE; + if (!xdr_uint32 (xdrs, &objp->wtpref)) + return FALSE; + if (!xdr_uint32 (xdrs, &objp->wtmult)) + return FALSE; + if (!xdr_uint32 (xdrs, &objp->dtpref)) + return FALSE; + if (!xdr_size3 (xdrs, &objp->maxfilesize)) + return FALSE; + if (!xdr_nfstime3 (xdrs, &objp->time_delta)) + return FALSE; + if (!xdr_uint32 (xdrs, &objp->properties)) + return FALSE; + return TRUE; +} + +bool_t +xdr_fsinfo3resfail (XDR *xdrs, fsinfo3resfail *objp) +{ + if (!xdr_post_op_attr (xdrs, &objp->obj_attributes)) + return FALSE; + return TRUE; +} + +bool_t +xdr_fsinfo3res (XDR *xdrs, fsinfo3res *objp) +{ + if (!xdr_nfsstat3 (xdrs, &objp->status)) + return FALSE; + switch (objp->status) { + case NFS3_OK: + if (!xdr_fsinfo3resok (xdrs, &objp->fsinfo3res_u.resok)) + return FALSE; + break; + default: + if (!xdr_fsinfo3resfail (xdrs, &objp->fsinfo3res_u.resfail)) + return FALSE; + break; + } + return TRUE; +} + +bool_t +xdr_pathconf3args (XDR *xdrs, pathconf3args *objp) +{ + if (!xdr_nfs_fh3 (xdrs, &objp->object)) + return FALSE; + return TRUE; +} + +bool_t +xdr_pathconf3resok (XDR *xdrs, pathconf3resok *objp) +{ + register int32_t *buf; + + + if (xdrs->x_op == XDR_ENCODE) { + if (!xdr_post_op_attr (xdrs, &objp->obj_attributes)) + return FALSE; + if (!xdr_uint32 (xdrs, &objp->linkmax)) + return FALSE; + if (!xdr_uint32 (xdrs, &objp->name_max)) + return FALSE; + buf = XDR_INLINE (xdrs, 4 * BYTES_PER_XDR_UNIT); + if (buf == NULL) { + if (!xdr_bool (xdrs, &objp->no_trunc)) + return FALSE; + if (!xdr_bool (xdrs, &objp->chown_restricted)) + return FALSE; + if (!xdr_bool (xdrs, &objp->case_insensitive)) + return FALSE; + if (!xdr_bool (xdrs, &objp->case_preserving)) + return FALSE; + } else { + IXDR_PUT_BOOL(buf, objp->no_trunc); + IXDR_PUT_BOOL(buf, objp->chown_restricted); + IXDR_PUT_BOOL(buf, objp->case_insensitive); + IXDR_PUT_BOOL(buf, objp->case_preserving); + } + return TRUE; + } else if (xdrs->x_op == XDR_DECODE) { + if (!xdr_post_op_attr (xdrs, &objp->obj_attributes)) + return FALSE; + if (!xdr_uint32 (xdrs, &objp->linkmax)) + return FALSE; + if (!xdr_uint32 (xdrs, &objp->name_max)) + return FALSE; + buf = XDR_INLINE (xdrs, 4 * BYTES_PER_XDR_UNIT); + if (buf == NULL) { + if (!xdr_bool (xdrs, &objp->no_trunc)) + return FALSE; + if (!xdr_bool (xdrs, &objp->chown_restricted)) + return FALSE; + if (!xdr_bool (xdrs, &objp->case_insensitive)) + return FALSE; + if (!xdr_bool (xdrs, &objp->case_preserving)) + return FALSE; + } else { + objp->no_trunc = IXDR_GET_BOOL(buf); + objp->chown_restricted = IXDR_GET_BOOL(buf); + objp->case_insensitive = IXDR_GET_BOOL(buf); + objp->case_preserving = IXDR_GET_BOOL(buf); + } + return TRUE; + } + + if (!xdr_post_op_attr (xdrs, &objp->obj_attributes)) + return FALSE; + if (!xdr_uint32 (xdrs, &objp->linkmax)) + return FALSE; + if (!xdr_uint32 (xdrs, &objp->name_max)) + return FALSE; + if (!xdr_bool (xdrs, &objp->no_trunc)) + return FALSE; + if (!xdr_bool (xdrs, &objp->chown_restricted)) + return FALSE; + if (!xdr_bool (xdrs, &objp->case_insensitive)) + return FALSE; + if (!xdr_bool (xdrs, &objp->case_preserving)) + return FALSE; + return TRUE; +} + +bool_t +xdr_pathconf3resfail (XDR *xdrs, pathconf3resfail *objp) +{ + if (!xdr_post_op_attr (xdrs, &objp->obj_attributes)) + return FALSE; + return TRUE; +} + +bool_t +xdr_pathconf3res (XDR *xdrs, pathconf3res *objp) +{ + if (!xdr_nfsstat3 (xdrs, &objp->status)) + return FALSE; + switch (objp->status) { + case NFS3_OK: + if (!xdr_pathconf3resok (xdrs, &objp->pathconf3res_u.resok)) + return FALSE; + break; + default: + if (!xdr_pathconf3resfail (xdrs, &objp->pathconf3res_u.resfail)) + return FALSE; + break; + } + return TRUE; +} + +bool_t +xdr_commit3args (XDR *xdrs, commit3args *objp) +{ + if (!xdr_nfs_fh3 (xdrs, &objp->file)) + return FALSE; + if (!xdr_offset3 (xdrs, &objp->offset)) + return FALSE; + if (!xdr_count3 (xdrs, &objp->count)) + return FALSE; + return TRUE; +} + +bool_t +xdr_commit3resok (XDR *xdrs, commit3resok *objp) +{ + if (!xdr_wcc_data (xdrs, &objp->file_wcc)) + return FALSE; + if (!xdr_writeverf3 (xdrs, objp->verf)) + return FALSE; + return TRUE; +} + +bool_t +xdr_commit3resfail (XDR *xdrs, commit3resfail *objp) +{ + if (!xdr_wcc_data (xdrs, &objp->file_wcc)) + return FALSE; + return TRUE; +} + +bool_t +xdr_commit3res (XDR *xdrs, commit3res *objp) +{ + if (!xdr_nfsstat3 (xdrs, &objp->status)) + return FALSE; + switch (objp->status) { + case NFS3_OK: + if (!xdr_commit3resok (xdrs, &objp->commit3res_u.resok)) + return FALSE; + break; + default: + if (!xdr_commit3resfail (xdrs, &objp->commit3res_u.resfail)) + return FALSE; + break; + } + return TRUE; +} + +bool_t +xdr_fhandle3 (XDR *xdrs, fhandle3 *objp) +{ + if (!xdr_bytes (xdrs, (char **)&objp->fhandle3_val, (u_int *) &objp->fhandle3_len, FHSIZE3)) + return FALSE; + return TRUE; +} + +bool_t +xdr_dirpath (XDR *xdrs, dirpath *objp) +{ + if (!xdr_string (xdrs, objp, MNTPATHLEN)) + return FALSE; + return TRUE; +} + +bool_t +xdr_name (XDR *xdrs, name *objp) +{ + if (!xdr_string (xdrs, objp, MNTNAMLEN)) + return FALSE; + return TRUE; +} + +bool_t +xdr_mountstat3 (XDR *xdrs, mountstat3 *objp) +{ + if (!xdr_enum (xdrs, (enum_t *) objp)) + return FALSE; + return TRUE; +} + +bool_t +xdr_mountres3_ok (XDR *xdrs, mountres3_ok *objp) +{ + if (!xdr_fhandle3 (xdrs, &objp->fhandle)) + return FALSE; + if (!xdr_array (xdrs, (char **)&objp->auth_flavors.auth_flavors_val, (u_int *) &objp->auth_flavors.auth_flavors_len, ~0, + sizeof (int), (xdrproc_t) xdr_int)) + return FALSE; + return TRUE; +} + +bool_t +xdr_mountres3 (XDR *xdrs, mountres3 *objp) +{ + if (!xdr_mountstat3 (xdrs, &objp->fhs_status)) + return FALSE; + switch (objp->fhs_status) { + case MNT3_OK: + if (!xdr_mountres3_ok (xdrs, &objp->mountres3_u.mountinfo)) + return FALSE; + break; + default: + break; + } + return TRUE; +} + +bool_t +xdr_mountlist (XDR *xdrs, mountlist *objp) +{ + if (!xdr_pointer (xdrs, (char **)objp, sizeof (struct mountbody), (xdrproc_t) xdr_mountbody)) + return FALSE; + return TRUE; +} + +bool_t +xdr_mountbody (XDR *xdrs, mountbody *objp) +{ + if (!xdr_name (xdrs, &objp->ml_hostname)) + return FALSE; + if (!xdr_dirpath (xdrs, &objp->ml_directory)) + return FALSE; + if (!xdr_mountlist (xdrs, &objp->ml_next)) + return FALSE; + return TRUE; +} + +bool_t +xdr_groups (XDR *xdrs, groups *objp) +{ + if (!xdr_pointer (xdrs, (char **)objp, sizeof (struct groupnode), (xdrproc_t) xdr_groupnode)) + return FALSE; + return TRUE; +} + +bool_t +xdr_groupnode (XDR *xdrs, groupnode *objp) +{ + if (!xdr_name (xdrs, &objp->gr_name)) + return FALSE; + if (!xdr_groups (xdrs, &objp->gr_next)) + return FALSE; + return TRUE; +} + +bool_t +xdr_exports (XDR *xdrs, exports *objp) +{ + if (!xdr_pointer (xdrs, (char **)objp, sizeof (struct exportnode), (xdrproc_t) xdr_exportnode)) + return FALSE; + return TRUE; +} + +bool_t +xdr_exportnode (XDR *xdrs, exportnode *objp) +{ + if (!xdr_dirpath (xdrs, &objp->ex_dir)) + return FALSE; + if (!xdr_groups (xdrs, &objp->ex_groups)) + return FALSE; + if (!xdr_exports (xdrs, &objp->ex_next)) + return FALSE; + return TRUE; +} + +void +xdr_free_exports_list (struct exportnode *first) +{ + struct exportnode *elist = NULL; + + if (!first) + return; + + while (first) { + elist = first->ex_next; + GF_FREE (first->ex_dir); + + if (first->ex_groups) { + GF_FREE (first->ex_groups->gr_name); + GF_FREE (first->ex_groups); + } + + GF_FREE (first); + first = elist; + } + +} + + +void +xdr_free_mountlist (mountlist ml) +{ + struct mountbody *next = NULL; + + if (!ml) + return; + + while (ml) { + GF_FREE (ml->ml_hostname); + GF_FREE (ml->ml_directory); + next = ml->ml_next; + GF_FREE (ml); + ml = next; + } + + return; +} + + +/* Free statements are based on the way sunrpc xdr decoding + * code performs memory allocations. + */ +void +xdr_free_write3args_nocopy (write3args *wa) +{ + if (!wa) + return; + + FREE (wa->file.data.data_val); +} + + diff --git a/rpc/xdr/src/xdr-nfs3.h b/rpc/xdr/src/xdr-nfs3.h new file mode 100644 index 000000000..6f6b0e1f9 --- /dev/null +++ b/rpc/xdr/src/xdr-nfs3.h @@ -0,0 +1,1199 @@ +/* + Copyright (c) 2007-2012 Red Hat, Inc. <http://www.redhat.com> + This file is part of GlusterFS. + + This file is licensed to you under your choice of the GNU Lesser + General Public License, version 3 or any later version (LGPLv3 or + later), or the GNU General Public License, version 2 (GPLv2), in all + cases as published by the Free Software Foundation. +*/ + +#ifndef _XDR_NFS3_H +#define _XDR_NFS3_H + +#include <rpc/rpc.h> +#include <sys/types.h> + +#define NFS3_FHSIZE 64 +#define NFS3_COOKIEVERFSIZE 8 +#define NFS3_CREATEVERFSIZE 8 +#define NFS3_WRITEVERFSIZE 8 + +#define NFS3_ENTRY3_FIXED_SIZE 24 +#define NFS3_POSTOPATTR_SIZE 88 +#define NFS3_READDIR_RESOK_SIZE (NFS3_POSTOPATTR_SIZE + sizeof (bool_t) + NFS3_COOKIEVERFSIZE) + +/* In size of post_op_fh3, the length of the file handle will have to be + * included separately since we have variable length fh. Here we only account + * for the field for handle_follows and for the file handle length field. + */ +#define NFS3_POSTOPFH3_FIXED_SIZE (sizeof (bool_t) + sizeof (uint32_t)) + +/* Similarly, the size of the entry will have to include the variable length + * file handle and the length of the entry name. + */ +#define NFS3_ENTRYP3_FIXED_SIZE (NFS3_ENTRY3_FIXED_SIZE + NFS3_POSTOPATTR_SIZE + NFS3_POSTOPFH3_FIXED_SIZE) + +typedef uint64_t uint64; +typedef int64_t int64; +typedef uint32_t uint32; +typedef int32_t int32; +typedef char *filename3; +typedef char *nfspath3; +typedef uint64 fileid3; +typedef uint64 cookie3; +typedef char cookieverf3[NFS3_COOKIEVERFSIZE]; +typedef char createverf3[NFS3_CREATEVERFSIZE]; +typedef char writeverf3[NFS3_WRITEVERFSIZE]; +typedef uint32 uid3; +typedef uint32 gid3; +typedef uint64 size3; +typedef uint64 offset3; +typedef uint32 mode3; +typedef uint32 count3; + +#define NFS3MODE_SETXUID 0x00800 +#define NFS3MODE_SETXGID 0x00400 +#define NFS3MODE_SAVESWAPTXT 0x00200 +#define NFS3MODE_ROWNER 0x00100 +#define NFS3MODE_WOWNER 0x00080 +#define NFS3MODE_XOWNER 0x00040 +#define NFS3MODE_RGROUP 0x00020 +#define NFS3MODE_WGROUP 0x00010 +#define NFS3MODE_XGROUP 0x00008 +#define NFS3MODE_ROTHER 0x00004 +#define NFS3MODE_WOTHER 0x00002 +#define NFS3MODE_XOTHER 0x00001 + +enum nfsstat3 { + NFS3_OK = 0, + NFS3ERR_PERM = 1, + NFS3ERR_NOENT = 2, + NFS3ERR_IO = 5, + NFS3ERR_NXIO = 6, + NFS3ERR_ACCES = 13, + NFS3ERR_EXIST = 17, + NFS3ERR_XDEV = 18, + NFS3ERR_NODEV = 19, + NFS3ERR_NOTDIR = 20, + NFS3ERR_ISDIR = 21, + NFS3ERR_INVAL = 22, + NFS3ERR_FBIG = 27, + NFS3ERR_NOSPC = 28, + NFS3ERR_ROFS = 30, + NFS3ERR_MLINK = 31, + NFS3ERR_NAMETOOLONG = 63, + NFS3ERR_NOTEMPTY = 66, + NFS3ERR_DQUOT = 69, + NFS3ERR_STALE = 70, + NFS3ERR_REMOTE = 71, + NFS3ERR_BADHANDLE = 10001, + NFS3ERR_NOT_SYNC = 10002, + NFS3ERR_BAD_COOKIE = 10003, + NFS3ERR_NOTSUPP = 10004, + NFS3ERR_TOOSMALL = 10005, + NFS3ERR_SERVERFAULT = 10006, + NFS3ERR_BADTYPE = 10007, + NFS3ERR_JUKEBOX = 10008, +}; +typedef enum nfsstat3 nfsstat3; + +enum ftype3 { + NF3REG = 1, + NF3DIR = 2, + NF3BLK = 3, + NF3CHR = 4, + NF3LNK = 5, + NF3SOCK = 6, + NF3FIFO = 7, +}; +typedef enum ftype3 ftype3; + +struct specdata3 { + uint32 specdata1; + uint32 specdata2; +}; +typedef struct specdata3 specdata3; + +struct nfs_fh3 { + struct { + u_int data_len; + char *data_val; + } data; +}; +typedef struct nfs_fh3 nfs_fh3; + +struct nfstime3 { + uint32 seconds; + uint32 nseconds; +}; +typedef struct nfstime3 nfstime3; + +struct fattr3 { + ftype3 type; + mode3 mode; + uint32 nlink; + uid3 uid; + gid3 gid; + size3 size; + size3 used; + specdata3 rdev; + uint64 fsid; + fileid3 fileid; + nfstime3 atime; + nfstime3 mtime; + nfstime3 ctime; +}; +typedef struct fattr3 fattr3; + +struct post_op_attr { + bool_t attributes_follow; + union { + fattr3 attributes; + } post_op_attr_u; +}; +typedef struct post_op_attr post_op_attr; + +struct wcc_attr { + size3 size; + nfstime3 mtime; + nfstime3 ctime; +}; +typedef struct wcc_attr wcc_attr; + +struct pre_op_attr { + bool_t attributes_follow; + union { + wcc_attr attributes; + } pre_op_attr_u; +}; +typedef struct pre_op_attr pre_op_attr; + +struct wcc_data { + pre_op_attr before; + post_op_attr after; +}; +typedef struct wcc_data wcc_data; + +struct post_op_fh3 { + bool_t handle_follows; + union { + nfs_fh3 handle; + } post_op_fh3_u; +}; +typedef struct post_op_fh3 post_op_fh3; + +enum time_how { + DONT_CHANGE = 0, + SET_TO_SERVER_TIME = 1, + SET_TO_CLIENT_TIME = 2, +}; +typedef enum time_how time_how; + +struct set_mode3 { + bool_t set_it; + union { + mode3 mode; + } set_mode3_u; +}; +typedef struct set_mode3 set_mode3; + +struct set_uid3 { + bool_t set_it; + union { + uid3 uid; + } set_uid3_u; +}; +typedef struct set_uid3 set_uid3; + +struct set_gid3 { + bool_t set_it; + union { + gid3 gid; + } set_gid3_u; +}; +typedef struct set_gid3 set_gid3; + +struct set_size3 { + bool_t set_it; + union { + size3 size; + } set_size3_u; +}; +typedef struct set_size3 set_size3; + +struct set_atime { + time_how set_it; + union { + nfstime3 atime; + } set_atime_u; +}; +typedef struct set_atime set_atime; + +struct set_mtime { + time_how set_it; + union { + nfstime3 mtime; + } set_mtime_u; +}; +typedef struct set_mtime set_mtime; + +struct sattr3 { + set_mode3 mode; + set_uid3 uid; + set_gid3 gid; + set_size3 size; + set_atime atime; + set_mtime mtime; +}; +typedef struct sattr3 sattr3; + +struct diropargs3 { + nfs_fh3 dir; + filename3 name; +}; +typedef struct diropargs3 diropargs3; + +struct getattr3args { + nfs_fh3 object; +}; +typedef struct getattr3args getattr3args; + +struct getattr3resok { + fattr3 obj_attributes; +}; +typedef struct getattr3resok getattr3resok; + +struct getattr3res { + nfsstat3 status; + union { + getattr3resok resok; + } getattr3res_u; +}; +typedef struct getattr3res getattr3res; + +struct sattrguard3 { + bool_t check; + union { + nfstime3 obj_ctime; + } sattrguard3_u; +}; +typedef struct sattrguard3 sattrguard3; + +struct setattr3args { + nfs_fh3 object; + sattr3 new_attributes; + sattrguard3 guard; +}; +typedef struct setattr3args setattr3args; + +struct setattr3resok { + wcc_data obj_wcc; +}; +typedef struct setattr3resok setattr3resok; + +struct setattr3resfail { + wcc_data obj_wcc; +}; +typedef struct setattr3resfail setattr3resfail; + +struct setattr3res { + nfsstat3 status; + union { + setattr3resok resok; + setattr3resfail resfail; + } setattr3res_u; +}; +typedef struct setattr3res setattr3res; + +struct lookup3args { + diropargs3 what; +}; +typedef struct lookup3args lookup3args; + +struct lookup3resok { + nfs_fh3 object; + post_op_attr obj_attributes; + post_op_attr dir_attributes; +}; +typedef struct lookup3resok lookup3resok; + +struct lookup3resfail { + post_op_attr dir_attributes; +}; +typedef struct lookup3resfail lookup3resfail; + +struct lookup3res { + nfsstat3 status; + union { + lookup3resok resok; + lookup3resfail resfail; + } lookup3res_u; +}; +typedef struct lookup3res lookup3res; +#define ACCESS3_READ 0x0001 +#define ACCESS3_LOOKUP 0x0002 +#define ACCESS3_MODIFY 0x0004 +#define ACCESS3_EXTEND 0x0008 +#define ACCESS3_DELETE 0x0010 +#define ACCESS3_EXECUTE 0x0020 + +struct access3args { + nfs_fh3 object; + uint32 access; +}; +typedef struct access3args access3args; + +struct access3resok { + post_op_attr obj_attributes; + uint32 access; +}; +typedef struct access3resok access3resok; + +struct access3resfail { + post_op_attr obj_attributes; +}; +typedef struct access3resfail access3resfail; + +struct access3res { + nfsstat3 status; + union { + access3resok resok; + access3resfail resfail; + } access3res_u; +}; +typedef struct access3res access3res; + +struct readlink3args { + nfs_fh3 symlink; +}; +typedef struct readlink3args readlink3args; + +struct readlink3resok { + post_op_attr symlink_attributes; + nfspath3 data; +}; +typedef struct readlink3resok readlink3resok; + +struct readlink3resfail { + post_op_attr symlink_attributes; +}; +typedef struct readlink3resfail readlink3resfail; + +struct readlink3res { + nfsstat3 status; + union { + readlink3resok resok; + readlink3resfail resfail; + } readlink3res_u; +}; +typedef struct readlink3res readlink3res; + +struct read3args { + nfs_fh3 file; + offset3 offset; + count3 count; +}; +typedef struct read3args read3args; + +struct read3resok { + post_op_attr file_attributes; + count3 count; + bool_t eof; + struct { + u_int data_len; + char *data_val; + } data; +}; +typedef struct read3resok read3resok; + +struct read3resfail { + post_op_attr file_attributes; +}; +typedef struct read3resfail read3resfail; + +struct read3res { + nfsstat3 status; + union { + read3resok resok; + read3resfail resfail; + } read3res_u; +}; +typedef struct read3res read3res; + +enum stable_how { + UNSTABLE = 0, + DATA_SYNC = 1, + FILE_SYNC = 2, +}; +typedef enum stable_how stable_how; + +struct write3args { + nfs_fh3 file; + offset3 offset; + count3 count; + stable_how stable; + struct { + u_int data_len; + char *data_val; + } data; +}; +typedef struct write3args write3args; + +/* Generally, the protocol allows the file handle to be less than 64 bytes but + * our server does not return file handles less than 64b so we can safely say + * sizeof (nfs_fh3) rather than first trying to extract the fh size of the + * network followed by a sized-read of the file handle. + */ +#define NFS3_WRITE3ARGS_SIZE (sizeof (uint32_t) + NFS3_FHSIZE + sizeof (offset3) + sizeof (count3) + sizeof (uint32_t)) +struct write3resok { + wcc_data file_wcc; + count3 count; + stable_how committed; + writeverf3 verf; +}; +typedef struct write3resok write3resok; + +struct write3resfail { + wcc_data file_wcc; +}; +typedef struct write3resfail write3resfail; + +struct write3res { + nfsstat3 status; + union { + write3resok resok; + write3resfail resfail; + } write3res_u; +}; +typedef struct write3res write3res; + +enum createmode3 { + UNCHECKED = 0, + GUARDED = 1, + EXCLUSIVE = 2, +}; +typedef enum createmode3 createmode3; + +struct createhow3 { + createmode3 mode; + union { + sattr3 obj_attributes; + createverf3 verf; + } createhow3_u; +}; +typedef struct createhow3 createhow3; + +struct create3args { + diropargs3 where; + createhow3 how; +}; +typedef struct create3args create3args; + +struct create3resok { + post_op_fh3 obj; + post_op_attr obj_attributes; + wcc_data dir_wcc; +}; +typedef struct create3resok create3resok; + +struct create3resfail { + wcc_data dir_wcc; +}; +typedef struct create3resfail create3resfail; + +struct create3res { + nfsstat3 status; + union { + create3resok resok; + create3resfail resfail; + } create3res_u; +}; +typedef struct create3res create3res; + +struct mkdir3args { + diropargs3 where; + sattr3 attributes; +}; +typedef struct mkdir3args mkdir3args; + +struct mkdir3resok { + post_op_fh3 obj; + post_op_attr obj_attributes; + wcc_data dir_wcc; +}; +typedef struct mkdir3resok mkdir3resok; + +struct mkdir3resfail { + wcc_data dir_wcc; +}; +typedef struct mkdir3resfail mkdir3resfail; + +struct mkdir3res { + nfsstat3 status; + union { + mkdir3resok resok; + mkdir3resfail resfail; + } mkdir3res_u; +}; +typedef struct mkdir3res mkdir3res; + +struct symlinkdata3 { + sattr3 symlink_attributes; + nfspath3 symlink_data; +}; +typedef struct symlinkdata3 symlinkdata3; + +struct symlink3args { + diropargs3 where; + symlinkdata3 symlink; +}; +typedef struct symlink3args symlink3args; + +struct symlink3resok { + post_op_fh3 obj; + post_op_attr obj_attributes; + wcc_data dir_wcc; +}; +typedef struct symlink3resok symlink3resok; + +struct symlink3resfail { + wcc_data dir_wcc; +}; +typedef struct symlink3resfail symlink3resfail; + +struct symlink3res { + nfsstat3 status; + union { + symlink3resok resok; + symlink3resfail resfail; + } symlink3res_u; +}; +typedef struct symlink3res symlink3res; + +struct devicedata3 { + sattr3 dev_attributes; + specdata3 spec; +}; +typedef struct devicedata3 devicedata3; + +struct mknoddata3 { + ftype3 type; + union { + devicedata3 device; + sattr3 pipe_attributes; + } mknoddata3_u; +}; +typedef struct mknoddata3 mknoddata3; + +struct mknod3args { + diropargs3 where; + mknoddata3 what; +}; +typedef struct mknod3args mknod3args; + +struct mknod3resok { + post_op_fh3 obj; + post_op_attr obj_attributes; + wcc_data dir_wcc; +}; +typedef struct mknod3resok mknod3resok; + +struct mknod3resfail { + wcc_data dir_wcc; +}; +typedef struct mknod3resfail mknod3resfail; + +struct mknod3res { + nfsstat3 status; + union { + mknod3resok resok; + mknod3resfail resfail; + } mknod3res_u; +}; +typedef struct mknod3res mknod3res; + +struct remove3args { + diropargs3 object; +}; +typedef struct remove3args remove3args; + +struct remove3resok { + wcc_data dir_wcc; +}; +typedef struct remove3resok remove3resok; + +struct remove3resfail { + wcc_data dir_wcc; +}; +typedef struct remove3resfail remove3resfail; + +struct remove3res { + nfsstat3 status; + union { + remove3resok resok; + remove3resfail resfail; + } remove3res_u; +}; +typedef struct remove3res remove3res; + +struct rmdir3args { + diropargs3 object; +}; +typedef struct rmdir3args rmdir3args; + +struct rmdir3resok { + wcc_data dir_wcc; +}; +typedef struct rmdir3resok rmdir3resok; + +struct rmdir3resfail { + wcc_data dir_wcc; +}; +typedef struct rmdir3resfail rmdir3resfail; + +struct rmdir3res { + nfsstat3 status; + union { + rmdir3resok resok; + rmdir3resfail resfail; + } rmdir3res_u; +}; +typedef struct rmdir3res rmdir3res; + +struct rename3args { + diropargs3 from; + diropargs3 to; +}; +typedef struct rename3args rename3args; + +struct rename3resok { + wcc_data fromdir_wcc; + wcc_data todir_wcc; +}; +typedef struct rename3resok rename3resok; + +struct rename3resfail { + wcc_data fromdir_wcc; + wcc_data todir_wcc; +}; +typedef struct rename3resfail rename3resfail; + +struct rename3res { + nfsstat3 status; + union { + rename3resok resok; + rename3resfail resfail; + } rename3res_u; +}; +typedef struct rename3res rename3res; + +struct link3args { + nfs_fh3 file; + diropargs3 link; +}; +typedef struct link3args link3args; + +struct link3resok { + post_op_attr file_attributes; + wcc_data linkdir_wcc; +}; +typedef struct link3resok link3resok; + +struct link3resfail { + post_op_attr file_attributes; + wcc_data linkdir_wcc; +}; +typedef struct link3resfail link3resfail; + +struct link3res { + nfsstat3 status; + union { + link3resok resok; + link3resfail resfail; + } link3res_u; +}; +typedef struct link3res link3res; + +struct readdir3args { + nfs_fh3 dir; + cookie3 cookie; + cookieverf3 cookieverf; + count3 count; +}; +typedef struct readdir3args readdir3args; + +struct entry3 { + fileid3 fileid; + filename3 name; + cookie3 cookie; + struct entry3 *nextentry; +}; +typedef struct entry3 entry3; + +struct dirlist3 { + entry3 *entries; + bool_t eof; +}; +typedef struct dirlist3 dirlist3; + +struct readdir3resok { + post_op_attr dir_attributes; + cookieverf3 cookieverf; + dirlist3 reply; +}; +typedef struct readdir3resok readdir3resok; + +struct readdir3resfail { + post_op_attr dir_attributes; +}; +typedef struct readdir3resfail readdir3resfail; + +struct readdir3res { + nfsstat3 status; + union { + readdir3resok resok; + readdir3resfail resfail; + } readdir3res_u; +}; +typedef struct readdir3res readdir3res; + +struct readdirp3args { + nfs_fh3 dir; + cookie3 cookie; + cookieverf3 cookieverf; + count3 dircount; + count3 maxcount; +}; +typedef struct readdirp3args readdirp3args; + +struct entryp3 { + fileid3 fileid; + filename3 name; + cookie3 cookie; + post_op_attr name_attributes; + post_op_fh3 name_handle; + struct entryp3 *nextentry; +}; +typedef struct entryp3 entryp3; + +struct dirlistp3 { + entryp3 *entries; + bool_t eof; +}; +typedef struct dirlistp3 dirlistp3; + +struct readdirp3resok { + post_op_attr dir_attributes; + cookieverf3 cookieverf; + dirlistp3 reply; +}; +typedef struct readdirp3resok readdirp3resok; + +struct readdirp3resfail { + post_op_attr dir_attributes; +}; +typedef struct readdirp3resfail readdirp3resfail; + +struct readdirp3res { + nfsstat3 status; + union { + readdirp3resok resok; + readdirp3resfail resfail; + } readdirp3res_u; +}; +typedef struct readdirp3res readdirp3res; + +struct fsstat3args { + nfs_fh3 fsroot; +}; +typedef struct fsstat3args fsstat3args; + +struct fsstat3resok { + post_op_attr obj_attributes; + size3 tbytes; + size3 fbytes; + size3 abytes; + size3 tfiles; + size3 ffiles; + size3 afiles; + uint32 invarsec; +}; +typedef struct fsstat3resok fsstat3resok; + +struct fsstat3resfail { + post_op_attr obj_attributes; +}; +typedef struct fsstat3resfail fsstat3resfail; + +struct fsstat3res { + nfsstat3 status; + union { + fsstat3resok resok; + fsstat3resfail resfail; + } fsstat3res_u; +}; +typedef struct fsstat3res fsstat3res; +#define FSF3_LINK 0x0001 +#define FSF3_SYMLINK 0x0002 +#define FSF3_HOMOGENEOUS 0x0008 +#define FSF3_CANSETTIME 0x0010 + +struct fsinfo3args { + nfs_fh3 fsroot; +}; +typedef struct fsinfo3args fsinfo3args; + +struct fsinfo3resok { + post_op_attr obj_attributes; + uint32 rtmax; + uint32 rtpref; + uint32 rtmult; + uint32 wtmax; + uint32 wtpref; + uint32 wtmult; + uint32 dtpref; + size3 maxfilesize; + nfstime3 time_delta; + uint32 properties; +}; +typedef struct fsinfo3resok fsinfo3resok; + +struct fsinfo3resfail { + post_op_attr obj_attributes; +}; +typedef struct fsinfo3resfail fsinfo3resfail; + +struct fsinfo3res { + nfsstat3 status; + union { + fsinfo3resok resok; + fsinfo3resfail resfail; + } fsinfo3res_u; +}; +typedef struct fsinfo3res fsinfo3res; + +struct pathconf3args { + nfs_fh3 object; +}; +typedef struct pathconf3args pathconf3args; + +struct pathconf3resok { + post_op_attr obj_attributes; + uint32 linkmax; + uint32 name_max; + bool_t no_trunc; + bool_t chown_restricted; + bool_t case_insensitive; + bool_t case_preserving; +}; +typedef struct pathconf3resok pathconf3resok; + +struct pathconf3resfail { + post_op_attr obj_attributes; +}; +typedef struct pathconf3resfail pathconf3resfail; + +struct pathconf3res { + nfsstat3 status; + union { + pathconf3resok resok; + pathconf3resfail resfail; + } pathconf3res_u; +}; +typedef struct pathconf3res pathconf3res; + +struct commit3args { + nfs_fh3 file; + offset3 offset; + count3 count; +}; +typedef struct commit3args commit3args; + +struct commit3resok { + wcc_data file_wcc; + writeverf3 verf; +}; +typedef struct commit3resok commit3resok; + +struct commit3resfail { + wcc_data file_wcc; +}; +typedef struct commit3resfail commit3resfail; + +struct commit3res { + nfsstat3 status; + union { + commit3resok resok; + commit3resfail resfail; + } commit3res_u; +}; +typedef struct commit3res commit3res; +#define MNTPATHLEN 1024 +#define MNTNAMLEN 255 +#define FHSIZE3 NFS3_FHSIZE + +typedef struct { + u_int fhandle3_len; + char *fhandle3_val; +} fhandle3; + +typedef char *dirpath; + +typedef char *name; + +enum mountstat3 { + MNT3_OK = 0, + MNT3ERR_PERM = 1, + MNT3ERR_NOENT = 2, + MNT3ERR_IO = 5, + MNT3ERR_ACCES = 13, + MNT3ERR_NOTDIR = 20, + MNT3ERR_INVAL = 22, + MNT3ERR_NAMETOOLONG = 63, + MNT3ERR_NOTSUPP = 10004, + MNT3ERR_SERVERFAULT = 10006, +}; +typedef enum mountstat3 mountstat3; + +struct mountres3_ok { + fhandle3 fhandle; + struct { + u_int auth_flavors_len; + int *auth_flavors_val; + } auth_flavors; +}; +typedef struct mountres3_ok mountres3_ok; + +struct mountres3 { + mountstat3 fhs_status; + union { + mountres3_ok mountinfo; + } mountres3_u; +}; +typedef struct mountres3 mountres3; + +typedef struct mountbody *mountlist; + +struct mountbody { + name ml_hostname; + dirpath ml_directory; + mountlist ml_next; +}; +typedef struct mountbody mountbody; + +typedef struct groupnode *groups; + +struct groupnode { + name gr_name; + groups gr_next; +}; +typedef struct groupnode groupnode; + +typedef struct exportnode *exports; + +struct exportnode { + dirpath ex_dir; + groups ex_groups; + exports ex_next; +}; +typedef struct exportnode exportnode; + +#define NFS_PROGRAM 100003 +#define NFS_V3 3 + +#define NFS3_NULL 0 +#define NFS3_GETATTR 1 +#define NFS3_SETATTR 2 +#define NFS3_LOOKUP 3 +#define NFS3_ACCESS 4 +#define NFS3_READLINK 5 +#define NFS3_READ 6 +#define NFS3_WRITE 7 +#define NFS3_CREATE 8 +#define NFS3_MKDIR 9 +#define NFS3_SYMLINK 10 +#define NFS3_MKNOD 11 +#define NFS3_REMOVE 12 +#define NFS3_RMDIR 13 +#define NFS3_RENAME 14 +#define NFS3_LINK 15 +#define NFS3_READDIR 16 +#define NFS3_READDIRP 17 +#define NFS3_FSSTAT 18 +#define NFS3_FSINFO 19 +#define NFS3_PATHCONF 20 +#define NFS3_COMMIT 21 +#define NFS3_PROC_COUNT 22 + +#define MOUNT_PROGRAM 100005 +#define MOUNT_V3 3 +#define MOUNT_V1 1 + +#define MOUNT3_NULL 0 +#define MOUNT3_MNT 1 +#define MOUNT3_DUMP 2 +#define MOUNT3_UMNT 3 +#define MOUNT3_UMNTALL 4 +#define MOUNT3_EXPORT 5 +#define MOUNT3_PROC_COUNT 6 + +#define MOUNT1_NULL 0 +#define MOUNT1_MNT 1 +#define MOUNT1_DUMP 2 +#define MOUNT1_UMNT 3 +#define MOUNT1_UMNTALL 4 +#define MOUNT1_EXPORT 5 +#define MOUNT1_PROC_COUNT 6 +/* the xdr functions */ + +extern bool_t xdr_uint64 (XDR *, uint64*); +extern bool_t xdr_int64 (XDR *, int64*); +extern bool_t xdr_uint32 (XDR *, uint32*); +extern bool_t xdr_int32 (XDR *, int32*); +extern bool_t xdr_filename3 (XDR *, filename3*); +extern bool_t xdr_nfspath3 (XDR *, nfspath3*); +extern bool_t xdr_fileid3 (XDR *, fileid3*); +extern bool_t xdr_cookie3 (XDR *, cookie3*); +extern bool_t xdr_cookieverf3 (XDR *, cookieverf3); +extern bool_t xdr_createverf3 (XDR *, createverf3); +extern bool_t xdr_writeverf3 (XDR *, writeverf3); +extern bool_t xdr_uid3 (XDR *, uid3*); +extern bool_t xdr_gid3 (XDR *, gid3*); +extern bool_t xdr_size3 (XDR *, size3*); +extern bool_t xdr_offset3 (XDR *, offset3*); +extern bool_t xdr_mode3 (XDR *, mode3*); +extern bool_t xdr_count3 (XDR *, count3*); +extern bool_t xdr_nfsstat3 (XDR *, nfsstat3*); +extern bool_t xdr_ftype3 (XDR *, ftype3*); +extern bool_t xdr_specdata3 (XDR *, specdata3*); +extern bool_t xdr_nfs_fh3 (XDR *, nfs_fh3*); +extern bool_t xdr_nfstime3 (XDR *, nfstime3*); +extern bool_t xdr_fattr3 (XDR *, fattr3*); +extern bool_t xdr_post_op_attr (XDR *, post_op_attr*); +extern bool_t xdr_wcc_attr (XDR *, wcc_attr*); +extern bool_t xdr_pre_op_attr (XDR *, pre_op_attr*); +extern bool_t xdr_wcc_data (XDR *, wcc_data*); +extern bool_t xdr_post_op_fh3 (XDR *, post_op_fh3*); +extern bool_t xdr_time_how (XDR *, time_how*); +extern bool_t xdr_set_mode3 (XDR *, set_mode3*); +extern bool_t xdr_set_uid3 (XDR *, set_uid3*); +extern bool_t xdr_set_gid3 (XDR *, set_gid3*); +extern bool_t xdr_set_size3 (XDR *, set_size3*); +extern bool_t xdr_set_atime (XDR *, set_atime*); +extern bool_t xdr_set_mtime (XDR *, set_mtime*); +extern bool_t xdr_sattr3 (XDR *, sattr3*); +extern bool_t xdr_diropargs3 (XDR *, diropargs3*); +extern bool_t xdr_getattr3args (XDR *, getattr3args*); +extern bool_t xdr_getattr3resok (XDR *, getattr3resok*); +extern bool_t xdr_getattr3res (XDR *, getattr3res*); +extern bool_t xdr_sattrguard3 (XDR *, sattrguard3*); +extern bool_t xdr_setattr3args (XDR *, setattr3args*); +extern bool_t xdr_setattr3resok (XDR *, setattr3resok*); +extern bool_t xdr_setattr3resfail (XDR *, setattr3resfail*); +extern bool_t xdr_setattr3res (XDR *, setattr3res*); +extern bool_t xdr_lookup3args (XDR *, lookup3args*); +extern bool_t xdr_lookup3resok (XDR *, lookup3resok*); +extern bool_t xdr_lookup3resfail (XDR *, lookup3resfail*); +extern bool_t xdr_lookup3res (XDR *, lookup3res*); +extern bool_t xdr_access3args (XDR *, access3args*); +extern bool_t xdr_access3resok (XDR *, access3resok*); +extern bool_t xdr_access3resfail (XDR *, access3resfail*); +extern bool_t xdr_access3res (XDR *, access3res*); +extern bool_t xdr_readlink3args (XDR *, readlink3args*); +extern bool_t xdr_readlink3resok (XDR *, readlink3resok*); +extern bool_t xdr_readlink3resfail (XDR *, readlink3resfail*); +extern bool_t xdr_readlink3res (XDR *, readlink3res*); +extern bool_t xdr_read3args (XDR *, read3args*); +extern bool_t xdr_read3resok (XDR *, read3resok*); +extern bool_t xdr_read3resfail (XDR *, read3resfail*); +extern bool_t xdr_read3res (XDR *, read3res*); +extern bool_t xdr_read3res_nocopy (XDR *xdrs, read3res *objp); +extern bool_t xdr_stable_how (XDR *, stable_how*); +extern bool_t xdr_write3args (XDR *, write3args*); +extern bool_t xdr_write3resok (XDR *, write3resok*); +extern bool_t xdr_write3resfail (XDR *, write3resfail*); +extern bool_t xdr_write3res (XDR *, write3res*); +extern bool_t xdr_createmode3 (XDR *, createmode3*); +extern bool_t xdr_createhow3 (XDR *, createhow3*); +extern bool_t xdr_create3args (XDR *, create3args*); +extern bool_t xdr_create3resok (XDR *, create3resok*); +extern bool_t xdr_create3resfail (XDR *, create3resfail*); +extern bool_t xdr_create3res (XDR *, create3res*); +extern bool_t xdr_mkdir3args (XDR *, mkdir3args*); +extern bool_t xdr_mkdir3resok (XDR *, mkdir3resok*); +extern bool_t xdr_mkdir3resfail (XDR *, mkdir3resfail*); +extern bool_t xdr_mkdir3res (XDR *, mkdir3res*); +extern bool_t xdr_symlinkdata3 (XDR *, symlinkdata3*); +extern bool_t xdr_symlink3args (XDR *, symlink3args*); +extern bool_t xdr_symlink3resok (XDR *, symlink3resok*); +extern bool_t xdr_symlink3resfail (XDR *, symlink3resfail*); +extern bool_t xdr_symlink3res (XDR *, symlink3res*); +extern bool_t xdr_devicedata3 (XDR *, devicedata3*); +extern bool_t xdr_mknoddata3 (XDR *, mknoddata3*); +extern bool_t xdr_mknod3args (XDR *, mknod3args*); +extern bool_t xdr_mknod3resok (XDR *, mknod3resok*); +extern bool_t xdr_mknod3resfail (XDR *, mknod3resfail*); +extern bool_t xdr_mknod3res (XDR *, mknod3res*); +extern bool_t xdr_remove3args (XDR *, remove3args*); +extern bool_t xdr_remove3resok (XDR *, remove3resok*); +extern bool_t xdr_remove3resfail (XDR *, remove3resfail*); +extern bool_t xdr_remove3res (XDR *, remove3res*); +extern bool_t xdr_rmdir3args (XDR *, rmdir3args*); +extern bool_t xdr_rmdir3resok (XDR *, rmdir3resok*); +extern bool_t xdr_rmdir3resfail (XDR *, rmdir3resfail*); +extern bool_t xdr_rmdir3res (XDR *, rmdir3res*); +extern bool_t xdr_rename3args (XDR *, rename3args*); +extern bool_t xdr_rename3resok (XDR *, rename3resok*); +extern bool_t xdr_rename3resfail (XDR *, rename3resfail*); +extern bool_t xdr_rename3res (XDR *, rename3res*); +extern bool_t xdr_link3args (XDR *, link3args*); +extern bool_t xdr_link3resok (XDR *, link3resok*); +extern bool_t xdr_link3resfail (XDR *, link3resfail*); +extern bool_t xdr_link3res (XDR *, link3res*); +extern bool_t xdr_readdir3args (XDR *, readdir3args*); +extern bool_t xdr_entry3 (XDR *, entry3*); +extern bool_t xdr_dirlist3 (XDR *, dirlist3*); +extern bool_t xdr_readdir3resok (XDR *, readdir3resok*); +extern bool_t xdr_readdir3resfail (XDR *, readdir3resfail*); +extern bool_t xdr_readdir3res (XDR *, readdir3res*); +extern bool_t xdr_readdirp3args (XDR *, readdirp3args*); +extern bool_t xdr_entryp3 (XDR *, entryp3*); +extern bool_t xdr_dirlistp3 (XDR *, dirlistp3*); +extern bool_t xdr_readdirp3resok (XDR *, readdirp3resok*); +extern bool_t xdr_readdirp3resfail (XDR *, readdirp3resfail*); +extern bool_t xdr_readdirp3res (XDR *, readdirp3res*); +extern bool_t xdr_fsstat3args (XDR *, fsstat3args*); +extern bool_t xdr_fsstat3resok (XDR *, fsstat3resok*); +extern bool_t xdr_fsstat3resfail (XDR *, fsstat3resfail*); +extern bool_t xdr_fsstat3res (XDR *, fsstat3res*); +extern bool_t xdr_fsinfo3args (XDR *, fsinfo3args*); +extern bool_t xdr_fsinfo3resok (XDR *, fsinfo3resok*); +extern bool_t xdr_fsinfo3resfail (XDR *, fsinfo3resfail*); +extern bool_t xdr_fsinfo3res (XDR *, fsinfo3res*); +extern bool_t xdr_pathconf3args (XDR *, pathconf3args*); +extern bool_t xdr_pathconf3resok (XDR *, pathconf3resok*); +extern bool_t xdr_pathconf3resfail (XDR *, pathconf3resfail*); +extern bool_t xdr_pathconf3res (XDR *, pathconf3res*); +extern bool_t xdr_commit3args (XDR *, commit3args*); +extern bool_t xdr_commit3resok (XDR *, commit3resok*); +extern bool_t xdr_commit3resfail (XDR *, commit3resfail*); +extern bool_t xdr_commit3res (XDR *, commit3res*); +extern bool_t xdr_fhandle3 (XDR *, fhandle3*); +extern bool_t xdr_dirpath (XDR *, dirpath*); +extern bool_t xdr_name (XDR *, name*); +extern bool_t xdr_mountstat3 (XDR *, mountstat3*); +extern bool_t xdr_mountres3_ok (XDR *, mountres3_ok*); +extern bool_t xdr_mountres3 (XDR *, mountres3*); +extern bool_t xdr_mountlist (XDR *, mountlist*); +extern bool_t xdr_mountbody (XDR *, mountbody*); +extern bool_t xdr_groups (XDR *, groups*); +extern bool_t xdr_groupnode (XDR *, groupnode*); +extern bool_t xdr_exports (XDR *, exports*); +extern bool_t xdr_exportnode (XDR *, exportnode*); + +extern void xdr_free_exports_list (struct exportnode *first); +extern void xdr_free_mountlist (mountlist ml); + +extern void xdr_free_write3args_nocopy (write3args *wa); +#endif |