From 4afbc4e1c44d5da4d4cd6141fb2b693e7baeabe4 Mon Sep 17 00:00:00 2001 From: Amar Tumballi Date: Fri, 1 Oct 2010 13:03:58 +0000 Subject: glusterd: put all the code related to 'rebalance' in new file Signed-off-by: Amar Tumballi Signed-off-by: Vijay Bellur BUG: 971 (dynamic volume management) URL: http://bugs.gluster.com/cgi-bin/bugzilla3/show_bug.cgi?id=971 --- xlators/mgmt/glusterd/src/Makefile.am | 2 +- xlators/mgmt/glusterd/src/glusterd-handler.c | 374 ---------------------- xlators/mgmt/glusterd/src/glusterd-rebalance.c | 414 +++++++++++++++++++++++++ 3 files changed, 415 insertions(+), 375 deletions(-) create mode 100644 xlators/mgmt/glusterd/src/glusterd-rebalance.c diff --git a/xlators/mgmt/glusterd/src/Makefile.am b/xlators/mgmt/glusterd/src/Makefile.am index e13742a661d..326d8e63e88 100644 --- a/xlators/mgmt/glusterd/src/Makefile.am +++ b/xlators/mgmt/glusterd/src/Makefile.am @@ -3,7 +3,7 @@ xlatordir = $(libdir)/glusterfs/$(PACKAGE_VERSION)/xlator/mgmt glusterd_la_LDFLAGS = -module -avoidversion glusterd_la_SOURCES = glusterd.c glusterd-handler.c glusterd-sm.c glusterd-op-sm.c \ glusterd-utils.c glusterd3_1-mops.c glusterd-store.c glusterd-handshake.c \ - glusterd-pmap.c glusterd-volgen.c + glusterd-pmap.c glusterd-volgen.c glusterd-rebalance.c glusterd_la_LIBADD = $(top_builddir)/libglusterfs/src/libglusterfs.la\ $(top_builddir)/rpc/xdr/src/libgfxdr.la\ diff --git a/xlators/mgmt/glusterd/src/glusterd-handler.c b/xlators/mgmt/glusterd/src/glusterd-handler.c index 58d58f625d0..f178124bdf9 100644 --- a/xlators/mgmt/glusterd/src/glusterd-handler.c +++ b/xlators/mgmt/glusterd/src/glusterd-handler.c @@ -655,380 +655,6 @@ out: return ret; } -int -glusterd_check_and_rebalance (glusterd_volinfo_t *volinfo, char *dir) -{ - int ret = -1; - int dst_fd = -1; - int src_fd = -1; - DIR *fd = NULL; - glusterd_defrag_info_t *defrag = NULL; - struct dirent *entry = NULL; - struct stat stbuf = {0,}; - struct stat new_stbuf = {0,}; - char full_path[1024] = {0,}; - char tmp_filename[1024] = {0,}; - char value[128] = {0,}; - - defrag = volinfo->defrag; - if (!defrag) - goto out; - - - /* Fix files at this level */ - fd = opendir (dir); - if (!fd) - goto out; - while ((entry = readdir (fd))) { - if (!entry) - break; - - if (!strcmp (entry->d_name, ".") || !strcmp (entry->d_name, "..")) - continue; - - snprintf (full_path, 1024, "%s/%s", dir, entry->d_name); - - ret = stat (full_path, &stbuf); - if (ret == -1) - continue; - - if (S_ISDIR (stbuf.st_mode)) { - /* Fix the layout of the directory */ - getxattr (full_path, "trusted.distribute.fix.layout", - &value, 128); - continue; - } - if (S_ISREG (stbuf.st_mode) && ((stbuf.st_mode & 01000) == 01000)) { - /* TODO: run the defrag */ - snprintf (tmp_filename, 1024, "%s/.%s.gfs%llu", dir, - entry->d_name, - (unsigned long long)stbuf.st_size); - - dst_fd = creat (tmp_filename, (stbuf.st_mode & ~01000)); - if (dst_fd == -1) - continue; - - src_fd = open (full_path, O_RDONLY); - if (src_fd == -1) { - close (dst_fd); - continue; - } - - while (1) { - ret = read (src_fd, defrag->databuf, 131072); - if (!ret || (ret < 0)) { - close (dst_fd); - close (src_fd); - break; - } - ret = write (dst_fd, defrag->databuf, ret); - if (ret < 0) { - close (dst_fd); - close (src_fd); - break; - } - } - - ret = stat (full_path, &new_stbuf); - if (ret < 0) - continue; - if (new_stbuf.st_mtime != stbuf.st_mtime) - continue; - - ret = rename (tmp_filename, full_path); - if (ret != -1) { - LOCK (&defrag->lock); - { - defrag->total_files += 1; - defrag->total_data += stbuf.st_size; - } - UNLOCK (&defrag->lock); - } - } else { - LOCK (&defrag->lock); - { - if (S_ISREG (stbuf.st_mode)) - defrag->num_files_lookedup += 1; - } - UNLOCK (&defrag->lock); - } - - if (volinfo->defrag_status == GF_DEFRAG_STATUS_STOPED) { - closedir (fd); - goto out; - } - } - closedir (fd); - - /* Iterate over directories */ - fd = opendir (dir); - if (!fd) - goto out; - while ((entry = readdir (fd))) { - if (!entry) - break; - - if (!strcmp (entry->d_name, ".") || !strcmp (entry->d_name, "..")) - continue; - - snprintf (full_path, 1024, "%s/%s", dir, entry->d_name); - - ret = stat (full_path, &stbuf); - if (ret == -1) - continue; - - if (S_ISDIR (stbuf.st_mode)) { - /* iterate in subdirectories */ - ret = glusterd_check_and_rebalance (volinfo, full_path); - if (ret) - break; - } - } - - closedir (fd); - - if (!entry) - ret = 0; -out: - return ret; -} - -void * -glusterd_defrag_start (void *data) -{ - glusterd_volinfo_t *volinfo = data; - glusterd_defrag_info_t *defrag = NULL; - char cmd_str[1024] = {0,}; - int ret = -1; - struct stat stbuf = {0,}; - char value[128] = {0,}; - - defrag = volinfo->defrag; - if (!defrag) - goto out; - - sleep (1); - ret = stat (defrag->mount, &stbuf); - if ((ret == -1) && (errno == ENOTCONN)) { - /* Wait for some more time before starting rebalance */ - sleep (2); - ret = stat (defrag->mount, &stbuf); - if (ret == -1) { - volinfo->defrag_status = GF_DEFRAG_STATUS_FAILED; - volinfo->rebalance_files = 0; - volinfo->rebalance_data = 0; - volinfo->lookedup_files = 0; - goto out; - } - } - - /* Fix the root ('/') first */ - getxattr (defrag->mount, "trusted.distribute.fix.layout", &value, 128); - - ret = glusterd_check_and_rebalance (volinfo, defrag->mount); - - /* TODO: This should run in a thread, and finish the thread when - the task is complete. While defrag is running, keep updating - files */ - - volinfo->defrag_status = GF_DEFRAG_STATUS_COMPLETE; - volinfo->rebalance_files = defrag->total_files; - volinfo->rebalance_data = defrag->total_data; - volinfo->lookedup_files = defrag->num_files_lookedup; -out: - if (defrag) { - gf_log ("rebalance", GF_LOG_NORMAL, "rebalance on %s complete", - defrag->mount); - - snprintf (cmd_str, 1024, "umount -l %s", defrag->mount); - ret = system (cmd_str); - LOCK_DESTROY (&defrag->lock); - GF_FREE (defrag); - } - volinfo->defrag = NULL; - - return NULL; -} - -int -glusterd_defrag_stop (glusterd_volinfo_t *volinfo, - gf1_cli_defrag_vol_rsp *rsp) -{ - /* TODO: set a variaeble 'stop_defrag' here, it should be checked - in defrag loop */ - if (!volinfo || !volinfo->defrag) - goto out; - - LOCK (&volinfo->defrag->lock); - { - volinfo->defrag_status = GF_DEFRAG_STATUS_STOPED; - rsp->files = volinfo->defrag->total_files; - rsp->size = volinfo->defrag->total_data; - } - UNLOCK (&volinfo->defrag->lock); - - rsp->op_ret = 0; -out: - return 0; -} - -int -glusterd_defrag_status_get (glusterd_volinfo_t *volinfo, - gf1_cli_defrag_vol_rsp *rsp) -{ - if (!volinfo) - goto out; - - if (volinfo->defrag) { - LOCK (&volinfo->defrag->lock); - { - rsp->files = volinfo->defrag->total_files; - rsp->size = volinfo->defrag->total_data; - rsp->lookedup_files = volinfo->defrag->num_files_lookedup; - } - UNLOCK (&volinfo->defrag->lock); - } else { - rsp->files = volinfo->rebalance_files; - rsp->size = volinfo->rebalance_data; - rsp->lookedup_files = volinfo->lookedup_files; - } - - rsp->op_errno = volinfo->defrag_status; - rsp->op_ret = 0; -out: - return 0; -} - -int -glusterd_handle_defrag_volume (rpcsvc_request_t *req) -{ - int32_t ret = -1; - gf1_cli_defrag_vol_req cli_req = {0,}; - glusterd_conf_t *priv = NULL; - char cmd_str[4096] = {0,}; - glusterd_volinfo_t *volinfo = NULL; - glusterd_defrag_info_t *defrag = NULL; - gf1_cli_defrag_vol_rsp rsp = {0,}; - - GF_ASSERT (req); - - priv = THIS->private; - if (!gf_xdr_to_cli_defrag_vol_req (req->msg[0], &cli_req)) { - //failed to decode msg; - req->rpc_err = GARBAGE_ARGS; - goto out; - } - - switch (cli_req.cmd) { - case GF_DEFRAG_CMD_START: - gf_cmd_log ("Volume rebalance"," on volname: %s " - "cmd: start, attempted", cli_req.volname); - break; - case GF_DEFRAG_CMD_STOP: - gf_cmd_log ("Volume rebalance"," on volname: %s " - "cmd: stop, attempted", cli_req.volname); - break; - default: - break; - } - gf_log ("glusterd", GF_LOG_NORMAL, "Received rebalance volume on %s", - cli_req.volname); - - rsp.volname = cli_req.volname; - rsp.op_ret = -1; - if (glusterd_volinfo_find(cli_req.volname, &volinfo)) { - gf_log ("glusterd", GF_LOG_NORMAL, "Received rebalance on invalid" - " volname %s", cli_req.volname); - goto out; - } - - if (volinfo->status != GLUSTERD_STATUS_STARTED) { - gf_log ("glusterd", GF_LOG_NORMAL, "Received rebalance on stopped" - " volname %s", cli_req.volname); - goto out; - } - - switch (cli_req.cmd) { - case GF_DEFRAG_CMD_START: - { - if (volinfo->defrag) { - gf_log ("glusterd", GF_LOG_DEBUG, - "rebalance on volume %s already started", - cli_req.volname); - goto out; - } - - volinfo->defrag = GF_CALLOC (1, sizeof (glusterd_defrag_info_t), - gf_gld_mt_defrag_info); - if (!volinfo->defrag) - goto out; - - defrag = volinfo->defrag; - - LOCK_INIT (&defrag->lock); - snprintf (defrag->mount, 1024, "%s/mount/%s", - priv->workdir, cli_req.volname); - /* Create a directory, mount glusterfs over it, start glusterfs-defrag */ - snprintf (cmd_str, 4096, "mkdir -p %s", defrag->mount); - ret = system (cmd_str); - - if (ret) { - gf_log("glusterd", GF_LOG_DEBUG, "command: %s failed", cmd_str); - goto out; - } - - snprintf (cmd_str, 4096, "%s/sbin/glusterfs -s localhost " - "--volfile-id %s --volume-name %s-quick-read " - "--xlator-option *dht.unhashed-sticky-bit=yes " - "--xlator-option *dht.use-readdirp=yes " - "--xlator-option *dht.lookup-unhashed=yes %s", - GFS_PREFIX, cli_req.volname, cli_req.volname, - defrag->mount); - ret = gf_system (cmd_str); - if (ret) { - gf_log("glusterd", GF_LOG_DEBUG, "command: %s failed", cmd_str); - goto out; - } - - volinfo->defrag_status = GF_DEFRAG_STATUS_STARTED; - rsp.op_ret = 0; - - ret = pthread_create (&defrag->th, NULL, glusterd_defrag_start, - volinfo); - if (ret) { - snprintf (cmd_str, 1024, "umount -l %s", defrag->mount); - ret = system (cmd_str); - rsp.op_ret = -1; - } - break; - } - case GF_DEFRAG_CMD_STOP: - ret = glusterd_defrag_stop (volinfo, &rsp); - break; - case GF_DEFRAG_CMD_STATUS: - ret = glusterd_defrag_status_get (volinfo, &rsp); - break; - default: - break; - } - if (ret) - gf_log("glusterd", GF_LOG_DEBUG, "command: %s failed",cmd_str); - - if (cli_req.cmd != GF_DEFRAG_CMD_STATUS) { - gf_cmd_log ("volume rebalance"," on volname: %s %d %s", - cli_req.volname, - cli_req.cmd, ((ret)?"FAILED":"SUCCESS")); - } - -out: - - ret = glusterd_submit_reply (req, &rsp, NULL, 0, NULL, - gf_xdr_serialize_cli_defrag_vol_rsp); - if (cli_req.volname) - free (cli_req.volname);//malloced by xdr - return ret; -} - int glusterd_handle_cli_get_volume (rpcsvc_request_t *req) { diff --git a/xlators/mgmt/glusterd/src/glusterd-rebalance.c b/xlators/mgmt/glusterd/src/glusterd-rebalance.c new file mode 100644 index 00000000000..1401b4f2786 --- /dev/null +++ b/xlators/mgmt/glusterd/src/glusterd-rebalance.c @@ -0,0 +1,414 @@ +/* + Copyright (c) 2010 Gluster, Inc. + This file is part of GlusterFS. + + GlusterFS is free software; you can redistribute it and/or modify + it under the terms of the GNU Affero General Public License as published + by the Free Software Foundation; either version 3 of the License, + or (at your option) any later version. + + GlusterFS is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Affero General Public License for more details. + + You should have received a copy of the GNU Affero General Public License + along with this program. If not, see + . +*/ + +#ifndef _CONFIG_H +#define _CONFIG_H +#include "config.h" +#endif +#include +#include + +#include "globals.h" +#include "compat.h" +#include "protocol-common.h" +#include "xlator.h" +#include "logging.h" +#include "timer.h" +#include "glusterd-mem-types.h" +#include "glusterd.h" +#include "glusterd-sm.h" +#include "glusterd-op-sm.h" +#include "glusterd-utils.h" +#include "glusterd-store.h" + +#include "cli1.h" + +int +glusterd_check_and_rebalance (glusterd_volinfo_t *volinfo, char *dir) +{ + int ret = -1; + int dst_fd = -1; + int src_fd = -1; + DIR *fd = NULL; + glusterd_defrag_info_t *defrag = NULL; + struct dirent *entry = NULL; + struct stat stbuf = {0,}; + struct stat new_stbuf = {0,}; + char full_path[1024] = {0,}; + char tmp_filename[1024] = {0,}; + char value[128] = {0,}; + + defrag = volinfo->defrag; + if (!defrag) + goto out; + + + /* Fix files at this level */ + fd = opendir (dir); + if (!fd) + goto out; + while ((entry = readdir (fd))) { + if (!entry) + break; + + if (!strcmp (entry->d_name, ".") || !strcmp (entry->d_name, "..")) + continue; + + snprintf (full_path, 1024, "%s/%s", dir, entry->d_name); + + ret = stat (full_path, &stbuf); + if (ret == -1) + continue; + + if (S_ISDIR (stbuf.st_mode)) { + /* Fix the layout of the directory */ + getxattr (full_path, "trusted.distribute.fix.layout", + &value, 128); + continue; + } + if (S_ISREG (stbuf.st_mode) && ((stbuf.st_mode & 01000) == 01000)) { + /* TODO: run the defrag */ + snprintf (tmp_filename, 1024, "%s/.%s.gfs%llu", dir, + entry->d_name, + (unsigned long long)stbuf.st_size); + + dst_fd = creat (tmp_filename, (stbuf.st_mode & ~01000)); + if (dst_fd == -1) + continue; + + src_fd = open (full_path, O_RDONLY); + if (src_fd == -1) { + close (dst_fd); + continue; + } + + while (1) { + ret = read (src_fd, defrag->databuf, 131072); + if (!ret || (ret < 0)) { + close (dst_fd); + close (src_fd); + break; + } + ret = write (dst_fd, defrag->databuf, ret); + if (ret < 0) { + close (dst_fd); + close (src_fd); + break; + } + } + + ret = stat (full_path, &new_stbuf); + if (ret < 0) + continue; + if (new_stbuf.st_mtime != stbuf.st_mtime) + continue; + + ret = rename (tmp_filename, full_path); + if (ret != -1) { + LOCK (&defrag->lock); + { + defrag->total_files += 1; + defrag->total_data += stbuf.st_size; + } + UNLOCK (&defrag->lock); + } + } else { + LOCK (&defrag->lock); + { + if (S_ISREG (stbuf.st_mode)) + defrag->num_files_lookedup += 1; + } + UNLOCK (&defrag->lock); + } + + if (volinfo->defrag_status == GF_DEFRAG_STATUS_STOPED) { + closedir (fd); + goto out; + } + } + closedir (fd); + + /* Iterate over directories */ + fd = opendir (dir); + if (!fd) + goto out; + while ((entry = readdir (fd))) { + if (!entry) + break; + + if (!strcmp (entry->d_name, ".") || !strcmp (entry->d_name, "..")) + continue; + + snprintf (full_path, 1024, "%s/%s", dir, entry->d_name); + + ret = stat (full_path, &stbuf); + if (ret == -1) + continue; + + if (S_ISDIR (stbuf.st_mode)) { + /* iterate in subdirectories */ + ret = glusterd_check_and_rebalance (volinfo, full_path); + if (ret) + break; + } + } + + closedir (fd); + + if (!entry) + ret = 0; +out: + return ret; +} + +void * +glusterd_defrag_start (void *data) +{ + glusterd_volinfo_t *volinfo = data; + glusterd_defrag_info_t *defrag = NULL; + char cmd_str[1024] = {0,}; + int ret = -1; + struct stat stbuf = {0,}; + char value[128] = {0,}; + + defrag = volinfo->defrag; + if (!defrag) + goto out; + + sleep (1); + ret = stat (defrag->mount, &stbuf); + if ((ret == -1) && (errno == ENOTCONN)) { + /* Wait for some more time before starting rebalance */ + sleep (2); + ret = stat (defrag->mount, &stbuf); + if (ret == -1) { + volinfo->defrag_status = GF_DEFRAG_STATUS_FAILED; + volinfo->rebalance_files = 0; + volinfo->rebalance_data = 0; + volinfo->lookedup_files = 0; + goto out; + } + } + + /* Fix the root ('/') first */ + getxattr (defrag->mount, "trusted.distribute.fix.layout", &value, 128); + + ret = glusterd_check_and_rebalance (volinfo, defrag->mount); + + /* TODO: This should run in a thread, and finish the thread when + the task is complete. While defrag is running, keep updating + files */ + + volinfo->defrag_status = GF_DEFRAG_STATUS_COMPLETE; + volinfo->rebalance_files = defrag->total_files; + volinfo->rebalance_data = defrag->total_data; + volinfo->lookedup_files = defrag->num_files_lookedup; +out: + if (defrag) { + gf_log ("rebalance", GF_LOG_NORMAL, "rebalance on %s complete", + defrag->mount); + + snprintf (cmd_str, 1024, "umount -l %s", defrag->mount); + ret = system (cmd_str); + LOCK_DESTROY (&defrag->lock); + GF_FREE (defrag); + } + volinfo->defrag = NULL; + + return NULL; +} + +int +glusterd_defrag_stop (glusterd_volinfo_t *volinfo, + gf1_cli_defrag_vol_rsp *rsp) +{ + /* TODO: set a variaeble 'stop_defrag' here, it should be checked + in defrag loop */ + if (!volinfo || !volinfo->defrag) + goto out; + + LOCK (&volinfo->defrag->lock); + { + volinfo->defrag_status = GF_DEFRAG_STATUS_STOPED; + rsp->files = volinfo->defrag->total_files; + rsp->size = volinfo->defrag->total_data; + } + UNLOCK (&volinfo->defrag->lock); + + rsp->op_ret = 0; +out: + return 0; +} + +int +glusterd_defrag_status_get (glusterd_volinfo_t *volinfo, + gf1_cli_defrag_vol_rsp *rsp) +{ + if (!volinfo) + goto out; + + if (volinfo->defrag) { + LOCK (&volinfo->defrag->lock); + { + rsp->files = volinfo->defrag->total_files; + rsp->size = volinfo->defrag->total_data; + rsp->lookedup_files = volinfo->defrag->num_files_lookedup; + } + UNLOCK (&volinfo->defrag->lock); + } else { + rsp->files = volinfo->rebalance_files; + rsp->size = volinfo->rebalance_data; + rsp->lookedup_files = volinfo->lookedup_files; + } + + rsp->op_errno = volinfo->defrag_status; + rsp->op_ret = 0; +out: + return 0; +} + +int +glusterd_handle_defrag_volume (rpcsvc_request_t *req) +{ + int32_t ret = -1; + gf1_cli_defrag_vol_req cli_req = {0,}; + glusterd_conf_t *priv = NULL; + char cmd_str[4096] = {0,}; + glusterd_volinfo_t *volinfo = NULL; + glusterd_defrag_info_t *defrag = NULL; + gf1_cli_defrag_vol_rsp rsp = {0,}; + + GF_ASSERT (req); + + priv = THIS->private; + if (!gf_xdr_to_cli_defrag_vol_req (req->msg[0], &cli_req)) { + //failed to decode msg; + req->rpc_err = GARBAGE_ARGS; + goto out; + } + + switch (cli_req.cmd) { + case GF_DEFRAG_CMD_START: + gf_cmd_log ("Volume rebalance"," on volname: %s " + "cmd: start, attempted", cli_req.volname); + break; + case GF_DEFRAG_CMD_STOP: + gf_cmd_log ("Volume rebalance"," on volname: %s " + "cmd: stop, attempted", cli_req.volname); + break; + default: + break; + } + gf_log ("glusterd", GF_LOG_NORMAL, "Received rebalance volume on %s", + cli_req.volname); + + rsp.volname = cli_req.volname; + rsp.op_ret = -1; + if (glusterd_volinfo_find(cli_req.volname, &volinfo)) { + gf_log ("glusterd", GF_LOG_NORMAL, "Received rebalance on invalid" + " volname %s", cli_req.volname); + goto out; + } + + if (volinfo->status != GLUSTERD_STATUS_STARTED) { + gf_log ("glusterd", GF_LOG_NORMAL, "Received rebalance on stopped" + " volname %s", cli_req.volname); + goto out; + } + + switch (cli_req.cmd) { + case GF_DEFRAG_CMD_START: + { + if (volinfo->defrag) { + gf_log ("glusterd", GF_LOG_DEBUG, + "rebalance on volume %s already started", + cli_req.volname); + goto out; + } + + volinfo->defrag = GF_CALLOC (1, sizeof (glusterd_defrag_info_t), + gf_gld_mt_defrag_info); + if (!volinfo->defrag) + goto out; + + defrag = volinfo->defrag; + + LOCK_INIT (&defrag->lock); + snprintf (defrag->mount, 1024, "%s/mount/%s", + priv->workdir, cli_req.volname); + /* Create a directory, mount glusterfs over it, start glusterfs-defrag */ + snprintf (cmd_str, 4096, "mkdir -p %s", defrag->mount); + ret = system (cmd_str); + + if (ret) { + gf_log("glusterd", GF_LOG_DEBUG, "command: %s failed", cmd_str); + goto out; + } + + snprintf (cmd_str, 4096, "%s/sbin/glusterfs -s localhost " + "--volfile-id %s --volume-name %s-quick-read " + "--xlator-option *dht.unhashed-sticky-bit=yes " + "--xlator-option *dht.use-readdirp=yes " + "--xlator-option *dht.lookup-unhashed=yes %s", + GFS_PREFIX, cli_req.volname, cli_req.volname, + defrag->mount); + ret = gf_system (cmd_str); + if (ret) { + gf_log("glusterd", GF_LOG_DEBUG, "command: %s failed", cmd_str); + goto out; + } + + volinfo->defrag_status = GF_DEFRAG_STATUS_STARTED; + rsp.op_ret = 0; + + ret = pthread_create (&defrag->th, NULL, glusterd_defrag_start, + volinfo); + if (ret) { + snprintf (cmd_str, 1024, "umount -l %s", defrag->mount); + ret = system (cmd_str); + rsp.op_ret = -1; + } + break; + } + case GF_DEFRAG_CMD_STOP: + ret = glusterd_defrag_stop (volinfo, &rsp); + break; + case GF_DEFRAG_CMD_STATUS: + ret = glusterd_defrag_status_get (volinfo, &rsp); + break; + default: + break; + } + if (ret) + gf_log("glusterd", GF_LOG_DEBUG, "command: %s failed",cmd_str); + + if (cli_req.cmd != GF_DEFRAG_CMD_STATUS) { + gf_cmd_log ("volume rebalance"," on volname: %s %d %s", + cli_req.volname, + cli_req.cmd, ((ret)?"FAILED":"SUCCESS")); + } + +out: + + ret = glusterd_submit_reply (req, &rsp, NULL, 0, NULL, + gf_xdr_serialize_cli_defrag_vol_rsp); + if (cli_req.volname) + free (cli_req.volname);//malloced by xdr + return ret; +} -- cgit