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-rw-r--r--xlators/mgmt/glusterd/src/glusterd-replace-brick.c2628
1 files changed, 637 insertions, 1991 deletions
diff --git a/xlators/mgmt/glusterd/src/glusterd-replace-brick.c b/xlators/mgmt/glusterd/src/glusterd-replace-brick.c
index 0c0f171303f..43c2f4373e0 100644
--- a/xlators/mgmt/glusterd/src/glusterd-replace-brick.c
+++ b/xlators/mgmt/glusterd/src/glusterd-replace-brick.c
@@ -7,15 +7,10 @@
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 "common-utils.h"
+#include <glusterfs/common-utils.h>
#include "cli1-xdr.h"
#include "xdr-generic.h"
-#include "glusterfs.h"
+#include <glusterfs/glusterfs.h>
#include "glusterd.h"
#include "glusterd-op-sm.h"
#include "glusterd-geo-rep.h"
@@ -23,2048 +18,699 @@
#include "glusterd-utils.h"
#include "glusterd-svc-mgmt.h"
#include "glusterd-svc-helper.h"
-#include "glusterd-nfs-svc.h"
#include "glusterd-volgen.h"
-#include "run.h"
-#include "syscall.h"
+#include "glusterd-messages.h"
+#include "glusterd-server-quorum.h"
+#include "glusterd-mgmt.h"
+#include <glusterfs/run.h>
+#include <glusterfs/syscall.h>
#include <signal.h>
-#define GLUSTERD_GET_RB_MNTPT(path, len, volinfo) \
- snprintf (path, len, \
- DEFAULT_VAR_RUN_DIRECTORY"/%s-"RB_CLIENT_MOUNTPOINT, \
- volinfo->volname);
-
-extern uuid_t global_txn_id;
-
int
-glusterd_get_replace_op_str (gf1_cli_replace_op op, char *op_str)
-{
- int ret = -1;
-
- if (!op_str)
- goto out;
-
- switch (op) {
- case GF_REPLACE_OP_START:
- strcpy (op_str, "start");
- break;
- case GF_REPLACE_OP_COMMIT:
- strcpy (op_str, "commit");
- break;
- case GF_REPLACE_OP_PAUSE:
- strcpy (op_str, "pause");
- break;
- case GF_REPLACE_OP_ABORT:
- strcpy (op_str, "abort");
- break;
- case GF_REPLACE_OP_STATUS:
- strcpy (op_str, "status");
- break;
- case GF_REPLACE_OP_COMMIT_FORCE:
- strcpy (op_str, "commit-force");
- break;
- default:
- strcpy (op_str, "unknown");
- break;
- }
-
- ret = 0;
-out:
- return ret;
-}
-
+glusterd_mgmt_v3_initiate_replace_brick_cmd_phases(rpcsvc_request_t *req,
+ glusterd_op_t op,
+ dict_t *dict);
int
-__glusterd_handle_replace_brick (rpcsvc_request_t *req)
+__glusterd_handle_replace_brick(rpcsvc_request_t *req)
{
- int32_t ret = -1;
- gf_cli_req cli_req = {{0,}};
- dict_t *dict = NULL;
- char *src_brick = NULL;
- char *dst_brick = NULL;
- int32_t op = 0;
- char operation[256];
- glusterd_op_t cli_op = GD_OP_REPLACE_BRICK;
- char *volname = NULL;
- char msg[2048] = {0,};
- xlator_t *this = NULL;
-
- GF_ASSERT (req);
- this = THIS;
- GF_ASSERT (this);
-
- ret = xdr_to_generic (req->msg[0], &cli_req, (xdrproc_t)xdr_gf_cli_req);
+ int32_t ret = -1;
+ gf_cli_req cli_req = {{
+ 0,
+ }};
+ dict_t *dict = NULL;
+ char *src_brick = NULL;
+ char *dst_brick = NULL;
+ char *cli_op = NULL;
+ glusterd_op_t op = -1;
+ char *volname = NULL;
+ char msg[256] = {
+ 0,
+ };
+ xlator_t *this = NULL;
+ glusterd_conf_t *conf = NULL;
+
+ GF_ASSERT(req);
+ this = THIS;
+ GF_ASSERT(this);
+ conf = this->private;
+
+ ret = xdr_to_generic(req->msg[0], &cli_req, (xdrproc_t)xdr_gf_cli_req);
+ if (ret < 0) {
+ // failed to decode msg;
+ gf_msg(this->name, GF_LOG_ERROR, 0, GD_MSG_REQ_DECODE_FAIL,
+ "Failed to decode "
+ "request received from cli");
+ req->rpc_err = GARBAGE_ARGS;
+ goto out;
+ }
+
+ gf_msg(this->name, GF_LOG_INFO, 0, GD_MSG_REPLACE_BRK_REQ_RCVD,
+ "Received replace brick req");
+
+ if (cli_req.dict.dict_len) {
+ /* Unserialize the dictionary */
+ dict = dict_new();
+
+ ret = dict_unserialize(cli_req.dict.dict_val, cli_req.dict.dict_len,
+ &dict);
if (ret < 0) {
- //failed to decode msg;
- req->rpc_err = GARBAGE_ARGS;
- goto out;
- }
-
- gf_log (this->name, GF_LOG_INFO, "Received replace brick req");
-
- if (cli_req.dict.dict_len) {
- /* Unserialize the dictionary */
- dict = dict_new ();
-
- ret = dict_unserialize (cli_req.dict.dict_val,
- cli_req.dict.dict_len,
- &dict);
- if (ret < 0) {
- gf_log (this->name, GF_LOG_ERROR,
- "failed to "
- "unserialize req-buffer to dictionary");
- snprintf (msg, sizeof (msg), "Unable to decode the "
- "command");
- goto out;
- }
- }
-
- ret = dict_get_str (dict, "volname", &volname);
- if (ret) {
- snprintf (msg, sizeof (msg), "Could not get volume name");
- gf_log (this->name, GF_LOG_ERROR, "%s", msg);
- goto out;
- }
-
- ret = dict_get_int32 (dict, "operation", &op);
- if (ret) {
- gf_log (this->name, GF_LOG_DEBUG,
- "dict_get on operation failed");
- snprintf (msg, sizeof (msg), "Could not get operation");
- goto out;
- }
-
- ret = dict_get_str (dict, "src-brick", &src_brick);
-
- if (ret) {
- snprintf (msg, sizeof (msg), "Failed to get src brick");
- gf_log (this->name, GF_LOG_ERROR, "%s", msg);
- goto out;
- }
- gf_log (this->name, GF_LOG_DEBUG,
- "src brick=%s", src_brick);
-
- ret = dict_get_str (dict, "dst-brick", &dst_brick);
-
- if (ret) {
- snprintf (msg, sizeof (msg), "Failed to get dest brick");
- gf_log (this->name, GF_LOG_ERROR, "%s", msg);
- goto out;
- }
-
- (void) glusterd_get_replace_op_str (op, operation);
- gf_log (this->name, GF_LOG_DEBUG, "dst brick=%s", dst_brick);
- gf_log (this->name, GF_LOG_INFO, "Received replace brick %s request",
- operation);
-
- ret = glusterd_op_begin (req, GD_OP_REPLACE_BRICK, dict,
- msg, sizeof (msg));
+ gf_msg(this->name, GF_LOG_ERROR, 0, GD_MSG_DICT_UNSERIALIZE_FAIL,
+ "failed to "
+ "unserialize req-buffer to dictionary");
+ snprintf(msg, sizeof(msg),
+ "Unable to decode the "
+ "command");
+ goto out;
+ }
+ }
+
+ ret = dict_get_strn(dict, "volname", SLEN("volname"), &volname);
+ if (ret) {
+ snprintf(msg, sizeof(msg), "Could not get volume name");
+ gf_msg(this->name, GF_LOG_ERROR, 0, GD_MSG_DICT_GET_FAILED, "%s", msg);
+ goto out;
+ }
+
+ ret = dict_get_strn(dict, "operation", SLEN("operation"), &cli_op);
+ if (ret) {
+ gf_msg_debug(this->name, 0, "dict_get on operation failed");
+ snprintf(msg, sizeof(msg), "Could not get operation");
+ goto out;
+ }
+
+ op = gd_cli_to_gd_op(cli_op);
+
+ if (conf->op_version < GD_OP_VERSION_3_9_0 &&
+ strcmp(cli_op, "GF_REPLACE_OP_COMMIT_FORCE")) {
+ snprintf(msg, sizeof(msg),
+ "Cannot execute command. The "
+ "cluster is operating at version %d. reset-brick "
+ "command %s is unavailable in this version.",
+ conf->op_version, gd_rb_op_to_str(cli_op));
+ ret = -1;
+ goto out;
+ }
+
+ ret = dict_get_strn(dict, "src-brick", SLEN("src-brick"), &src_brick);
+
+ if (ret) {
+ snprintf(msg, sizeof(msg), "Failed to get src brick");
+ gf_msg(this->name, GF_LOG_ERROR, 0, GD_MSG_DICT_GET_FAILED, "%s", msg);
+ goto out;
+ }
+ gf_msg_debug(this->name, 0, "src brick=%s", src_brick);
+
+ if (!strcmp(cli_op, "GF_RESET_OP_COMMIT") ||
+ !strcmp(cli_op, "GF_RESET_OP_COMMIT_FORCE") ||
+ !strcmp(cli_op, "GF_REPLACE_OP_COMMIT_FORCE")) {
+ ret = dict_get_strn(dict, "dst-brick", SLEN("dst-brick"), &dst_brick);
+
+ if (ret) {
+ snprintf(msg, sizeof(msg),
+ "Failed to get"
+ "dest brick");
+ gf_msg(this->name, GF_LOG_ERROR, 0, GD_MSG_DICT_GET_FAILED, "%s",
+ msg);
+ goto out;
+ }
+
+ gf_msg_debug(this->name, 0, "dst brick=%s", dst_brick);
+ }
+
+ gf_msg(this->name, GF_LOG_INFO, 0,
+ (op == GD_OP_REPLACE_BRICK)
+ ? GD_MSG_REPLACE_BRK_COMMIT_FORCE_REQ_RCVD
+ : GD_MSG_RESET_BRICK_COMMIT_FORCE_REQ_RCVD,
+ "Received %s request.", gd_rb_op_to_str(cli_op));
+
+ ret = glusterd_mgmt_v3_initiate_replace_brick_cmd_phases(req, op, dict);
out:
- free (cli_req.dict.dict_val);//malloced by xdr
-
- glusterd_friend_sm ();
- glusterd_op_sm ();
+ if (ret) {
+ glusterd_op_send_cli_response(op, ret, 0, req, dict, msg);
+ }
+ ret = 0;
+ free(cli_req.dict.dict_val); // malloced by xdr
- if (ret) {
- if (msg[0] == '\0')
- snprintf (msg, sizeof (msg), "Operation failed");
- ret = glusterd_op_send_cli_response (cli_op, ret, 0, req,
- dict, msg);
- }
-
- return ret;
+ return ret;
}
int
-glusterd_handle_replace_brick (rpcsvc_request_t *req)
+glusterd_handle_reset_brick(rpcsvc_request_t *req)
{
- return glusterd_big_locked_handler (req,
- __glusterd_handle_replace_brick);
-}
-
-static int
-glusterd_get_rb_dst_brickinfo (glusterd_volinfo_t *volinfo,
- glusterd_brickinfo_t **brickinfo)
-{
- int32_t ret = -1;
-
- if (!volinfo || !brickinfo)
- goto out;
-
- *brickinfo = volinfo->rep_brick.dst_brick;
-
- ret = 0;
-
-out:
- return ret;
+ return glusterd_big_locked_handler(req, __glusterd_handle_replace_brick);
}
int
-glusterd_op_stage_replace_brick (dict_t *dict, char **op_errstr,
- dict_t *rsp_dict)
-{
- int ret = 0;
- int32_t port = 0;
- char *src_brick = NULL;
- char *dst_brick = NULL;
- char *volname = NULL;
- int replace_op = 0;
- glusterd_volinfo_t *volinfo = NULL;
- glusterd_brickinfo_t *src_brickinfo = NULL;
- char *host = NULL;
- char *path = NULL;
- char msg[2048] = {0};
- char *dup_dstbrick = NULL;
- glusterd_peerinfo_t *peerinfo = NULL;
- glusterd_brickinfo_t *dst_brickinfo = NULL;
- gf_boolean_t enabled = _gf_false;
- dict_t *ctx = NULL;
- glusterd_conf_t *priv = NULL;
- char *savetok = NULL;
- char pidfile[PATH_MAX] = {0};
- char *task_id_str = NULL;
- xlator_t *this = NULL;
- gf_boolean_t is_force = _gf_false;
- gsync_status_param_t param = {0,};
-
- this = THIS;
- GF_ASSERT (this);
-
- priv = this->private;
- GF_ASSERT (priv);
-
- ret = dict_get_str (dict, "src-brick", &src_brick);
-
- if (ret) {
- gf_log (this->name, GF_LOG_ERROR, "Unable to get src brick");
- goto out;
- }
-
- gf_log (this->name, GF_LOG_DEBUG, "src brick=%s", src_brick);
-
- ret = dict_get_str (dict, "dst-brick", &dst_brick);
-
- if (ret) {
- gf_log (this->name, GF_LOG_ERROR, "Unable to get dest brick");
- goto out;
- }
-
- gf_log (this->name, GF_LOG_DEBUG, "dst brick=%s", dst_brick);
-
- ret = dict_get_str (dict, "volname", &volname);
-
- if (ret) {
- gf_log (this->name, GF_LOG_ERROR, "Unable to get volume name");
- goto out;
- }
-
- ret = dict_get_int32 (dict, "operation", (int32_t *)&replace_op);
- if (ret) {
- gf_log (this->name, GF_LOG_DEBUG,
- "dict get on replace-brick operation failed");
- goto out;
- }
-
- ret = glusterd_volinfo_find (volname, &volinfo);
- if (ret) {
- snprintf (msg, sizeof (msg), "volume: %s does not exist",
- volname);
- *op_errstr = gf_strdup (msg);
- goto out;
- }
-
- if (GLUSTERD_STATUS_STARTED != volinfo->status) {
- ret = -1;
- snprintf (msg, sizeof (msg), "volume: %s is not started",
- volname);
- *op_errstr = gf_strdup (msg);
- goto out;
- }
-
- if (!glusterd_store_is_valid_brickpath (volname, dst_brick) ||
- !glusterd_is_valid_volfpath (volname, dst_brick)) {
- snprintf (msg, sizeof (msg), "brick path %s is too "
- "long.", dst_brick);
- gf_log (this->name, GF_LOG_ERROR, "%s", msg);
- *op_errstr = gf_strdup (msg);
-
- ret = -1;
- goto out;
- }
-
- /* If geo-rep is configured, for this volume, it should be stopped. */
- param.volinfo = volinfo;
- ret = glusterd_check_geo_rep_running (&param, op_errstr);
- if (ret || param.is_active) {
- ret = -1;
- goto out;
- }
-
- if (glusterd_is_defrag_on(volinfo)) {
- snprintf (msg, sizeof(msg), "Volume name %s rebalance is in "
- "progress. Please retry after completion", volname);
- gf_log (this->name, GF_LOG_ERROR, "%s", msg);
- *op_errstr = gf_strdup (msg);
- ret = -1;
- goto out;
- }
-
- ctx = glusterd_op_get_ctx();
-
- switch (replace_op) {
- case GF_REPLACE_OP_START:
- if (glusterd_is_rb_started (volinfo)) {
- snprintf (msg, sizeof (msg), "Replace brick is already "
- "started for volume");
- gf_log (this->name, GF_LOG_ERROR, "%s", msg);
- *op_errstr = gf_strdup (msg);
- ret = -1;
- goto out;
- }
- if (is_origin_glusterd (dict)) {
- if (!ctx) {
- ret = -1;
- gf_log (this->name, GF_LOG_ERROR,
- "Failed to get op_ctx");
- goto out;
- }
-
- ret = glusterd_generate_and_set_task_id
- (ctx, GF_REPLACE_BRICK_TID_KEY);
- if (ret) {
- gf_log (this->name, GF_LOG_ERROR,
- "Failed to generate task-id");
- goto out;
- }
-
- } else {
- ret = dict_get_str (dict, GF_REPLACE_BRICK_TID_KEY,
- &task_id_str);
- if (ret) {
- gf_log (this->name, GF_LOG_WARNING,
- "Missing replace-brick-id");
- ret = 0;
- }
- }
- is_force = dict_get_str_boolean (dict, "force", _gf_false);
-
- break;
-
- case GF_REPLACE_OP_PAUSE:
- if (glusterd_is_rb_paused (volinfo)) {
- gf_log (this->name, GF_LOG_ERROR, "Replace brick is "
- "already paused for volume ");
- ret = -1;
- goto out;
- } else if (!glusterd_is_rb_started(volinfo)) {
- gf_log (this->name, GF_LOG_ERROR, "Replace brick is not"
- " started for volume ");
- ret = -1;
- goto out;
- }
- break;
-
- case GF_REPLACE_OP_ABORT:
- if (!glusterd_is_rb_ongoing (volinfo)) {
- gf_log (this->name, GF_LOG_ERROR, "Replace brick is not"
- " started or paused for volume ");
- ret = -1;
- goto out;
- }
- break;
-
- case GF_REPLACE_OP_COMMIT:
- if (!glusterd_is_rb_ongoing (volinfo)) {
- gf_log (this->name, GF_LOG_ERROR, "Replace brick is not "
- "started for volume ");
- ret = -1;
- goto out;
- }
- break;
-
- case GF_REPLACE_OP_COMMIT_FORCE:
- is_force = _gf_true;
- break;
-
- case GF_REPLACE_OP_STATUS:
-
- if (glusterd_is_rb_ongoing (volinfo) == _gf_false) {
- ret = gf_asprintf (op_errstr, "replace-brick not"
- " started on volume %s",
- volinfo->volname);
- if (ret < 0) {
- *op_errstr = NULL;
- goto out;
- }
-
- gf_log (this->name, GF_LOG_ERROR, "%s", *op_errstr);
- ret = -1;
- goto out;
- }
- break;
-
- default:
- ret = -1;
- goto out;
- }
-
- ret = glusterd_volume_brickinfo_get_by_brick (src_brick, volinfo,
- &src_brickinfo);
- if (ret) {
- snprintf (msg, sizeof (msg), "brick: %s does not exist in "
- "volume: %s", src_brick, volname);
- *op_errstr = gf_strdup (msg);
- goto out;
- }
-
- if (ctx) {
- if (!glusterd_is_fuse_available ()) {
- gf_log (this->name, GF_LOG_ERROR, "Unable to open /dev/"
- "fuse (%s), replace-brick command failed",
- strerror (errno));
- snprintf (msg, sizeof(msg), "Fuse unavailable\n "
- "Replace-brick failed");
- *op_errstr = gf_strdup (msg);
- ret = -1;
- goto out;
- }
- }
-
- if (gf_is_local_addr (src_brickinfo->hostname)) {
- gf_log (this->name, GF_LOG_DEBUG,
- "I AM THE SOURCE HOST");
- if (src_brickinfo->port && rsp_dict) {
- ret = dict_set_int32 (rsp_dict, "src-brick-port",
- src_brickinfo->port);
- if (ret) {
- gf_log ("", GF_LOG_DEBUG,
- "Could not set src-brick-port=%d",
- src_brickinfo->port);
- }
- }
-
- GLUSTERD_GET_BRICK_PIDFILE (pidfile, volinfo, src_brickinfo,
- priv);
- if ((replace_op != GF_REPLACE_OP_COMMIT_FORCE) &&
- !gf_is_service_running (pidfile, NULL)) {
- snprintf(msg, sizeof(msg), "Source brick %s:%s "
- "is not online.", src_brickinfo->hostname,
- src_brickinfo->path);
- *op_errstr = gf_strdup (msg);
- ret = -1;
- goto out;
- }
-
-
- }
-
- dup_dstbrick = gf_strdup (dst_brick);
- if (!dup_dstbrick) {
- ret = -1;
- gf_log (this->name, GF_LOG_ERROR, "Memory allocation failed");
- goto out;
- }
- host = strtok_r (dup_dstbrick, ":", &savetok);
- path = strtok_r (NULL, ":", &savetok);
-
- if (!host || !path) {
- gf_log (this->name, GF_LOG_ERROR,
- "dst brick %s is not of form <HOSTNAME>:<export-dir>",
- dst_brick);
- ret = -1;
- goto out;
- }
-
- ret = glusterd_brickinfo_new_from_brick (dst_brick, &dst_brickinfo);
- if (ret)
- goto out;
-
- ret = glusterd_new_brick_validate (dst_brick, dst_brickinfo,
- msg, sizeof (msg));
- if (ret) {
- *op_errstr = gf_strdup (msg);
- ret = -1;
- gf_log (this->name, GF_LOG_ERROR, "%s", *op_errstr);
- goto out;
- }
-
- if (!glusterd_is_rb_ongoing (volinfo) &&
- (replace_op == GF_REPLACE_OP_START ||
- replace_op == GF_REPLACE_OP_COMMIT_FORCE)) {
-
- volinfo->rep_brick.src_brick = src_brickinfo;
- volinfo->rep_brick.dst_brick = dst_brickinfo;
- }
-
- if (glusterd_rb_check_bricks (volinfo, src_brickinfo, dst_brickinfo)) {
-
- ret = -1;
- *op_errstr = gf_strdup ("Incorrect source or "
- "destination brick");
- if (*op_errstr)
- gf_log (this->name, GF_LOG_ERROR, "%s", *op_errstr);
- goto out;
- }
-
- if (!glusterd_is_rb_ongoing (volinfo) &&
- gf_is_local_addr (host)) {
- ret = glusterd_validate_and_create_brickpath (dst_brickinfo,
- volinfo->volume_id,
- op_errstr, is_force);
- if (ret)
- goto out;
- }
-
- if (!gf_is_local_addr (host)) {
- peerinfo = glusterd_peerinfo_find (NULL, host);
- if (peerinfo == NULL) {
- ret = -1;
- snprintf (msg, sizeof (msg), "%s, is not a friend",
- host);
- *op_errstr = gf_strdup (msg);
- goto out;
- }
-
- if (!peerinfo->connected) {
- snprintf (msg, sizeof (msg), "%s, is not connected at "
- "the moment", host);
- *op_errstr = gf_strdup (msg);
- ret = -1;
- goto out;
- }
-
- if (GD_FRIEND_STATE_BEFRIENDED != peerinfo->state.state) {
- snprintf (msg, sizeof (msg), "%s, is not befriended "
- "at the moment", host);
- *op_errstr = gf_strdup (msg);
- ret = -1;
- goto out;
- }
- } else if (priv->op_version >= GD_OP_VERSION_3_6_0) {
- /* A bricks mount dir is required only by snapshots which were
- * introduced in gluster-3.6.0
- */
- ret = glusterd_get_brick_mount_dir (dst_brickinfo->path,
- dst_brickinfo->hostname,
- dst_brickinfo->mount_dir);
- if (ret) {
- gf_log (this->name, GF_LOG_ERROR,
- "Failed to get brick mount_dir");
- goto out;
- }
-
- ret = dict_set_dynstr_with_alloc (rsp_dict, "brick1.mount_dir",
- dst_brickinfo->mount_dir);
- if (ret) {
- gf_log (this->name, GF_LOG_ERROR,
- "Failed to set brick1.mount_dir");
- goto out;
- }
-
- ret = dict_set_int32 (rsp_dict, "brick_count", 1);
- if (ret) {
- gf_log (this->name, GF_LOG_ERROR,
- "Failed to set local_brick_count");
- goto out;
- }
- }
-
- if (replace_op == GF_REPLACE_OP_START &&
- gf_is_local_addr (volinfo->rep_brick.dst_brick->hostname)) {
- port = pmap_registry_alloc (THIS);
- if (!port) {
- gf_log (THIS->name, GF_LOG_CRITICAL,
- "No free ports available");
- ret = -1;
- goto out;
- }
-
- ctx = glusterd_op_get_ctx();
- ret = dict_set_int32 ((ctx)?ctx:rsp_dict, "dst-brick-port",
- port);
- if (ret) {
- gf_log (THIS->name, GF_LOG_ERROR, "Failed to set dst "
- "brick port");
- goto out;
- }
- volinfo->rep_brick.dst_brick->port = port;
- }
-
- ret = 0;
-
-out:
- GF_FREE (dup_dstbrick);
- gf_log (this->name, GF_LOG_DEBUG, "Returning %d", ret);
-
- return ret;
-}
-
-static int
-rb_set_mntfd (int mntfd)
-{
- int ret = -1;
- dict_t *ctx = NULL;
-
- ctx = glusterd_op_get_ctx ();
- if (!ctx) {
- gf_log (THIS->name, GF_LOG_CRITICAL, "Failed to get op ctx");
- goto out;
- }
- ret = dict_set_int32 (ctx, "mntfd", mntfd);
- if (ret)
- gf_log (THIS->name, GF_LOG_DEBUG, "Failed to set mnt fd "
- "in op ctx");
-out:
- return ret;
-}
-
-static int
-rb_get_mntfd (int *mntfd)
-{
- int ret = -1;
- dict_t *ctx = NULL;
-
- ctx = glusterd_op_get_ctx ();
- if (!ctx) {
- gf_log (THIS->name, GF_LOG_CRITICAL, "Failed to get op ctx");
- goto out;
- }
- ret = dict_get_int32 (ctx, "mntfd", mntfd);
- if (ret)
- gf_log (THIS->name, GF_LOG_DEBUG, "Failed to get mnt fd "
- "from op ctx");
-out:
- return ret;
-}
-
-static int
-rb_regenerate_volfiles (glusterd_volinfo_t *volinfo,
- glusterd_brickinfo_t *brickinfo,
- int32_t pump_needed)
-{
- dict_t *dict = NULL;
- int ret = 0;
-
- dict = volinfo->dict;
-
- gf_log ("", GF_LOG_DEBUG,
- "attempting to set pump value=%d", pump_needed);
-
- ret = dict_set_int32 (dict, "enable-pump", pump_needed);
- if (ret) {
- gf_log ("", GF_LOG_DEBUG,
- "could not dict_set enable-pump");
- goto out;
- }
-
- ret = glusterd_create_rb_volfiles (volinfo, brickinfo);
-
- dict_del (dict, "enable-pump");
-
-out:
- return ret;
-}
-
-static int
-rb_src_brick_restart (glusterd_volinfo_t *volinfo,
- glusterd_brickinfo_t *src_brickinfo,
- int activate_pump)
-{
- int ret = 0;
- xlator_t *this = NULL;
- glusterd_conf_t *priv = NULL;
-
- this = THIS;
- GF_ASSERT (this);
-
- priv = this->private;
- GF_ASSERT (priv);
-
- gf_log ("", GF_LOG_DEBUG,
- "Attempting to kill src");
-
- ret = priv->nfs_svc.stop (&(priv->nfs_svc), SIGKILL);
-
- if (ret) {
- gf_log ("", GF_LOG_ERROR, "Unable to stop nfs, ret: %d",
- ret);
- }
-
- ret = glusterd_volume_stop_glusterfs (volinfo, src_brickinfo,
- _gf_false);
- if (ret) {
- gf_log ("", GF_LOG_ERROR, "Unable to stop "
- "glusterfs, ret: %d", ret);
- goto out;
- }
-
- glusterd_delete_volfile (volinfo, src_brickinfo);
-
- if (activate_pump) {
- ret = rb_regenerate_volfiles (volinfo, src_brickinfo, 1);
- if (ret) {
- gf_log ("", GF_LOG_DEBUG,
- "Could not regenerate volfiles with pump");
- goto out;
- }
- } else {
- ret = rb_regenerate_volfiles (volinfo, src_brickinfo, 0);
- if (ret) {
- gf_log ("", GF_LOG_DEBUG,
- "Could not regenerate volfiles without pump");
- goto out;
- }
-
- }
-
- sleep (2);
- ret = glusterd_volume_start_glusterfs (volinfo, src_brickinfo,
- _gf_false);
- if (ret) {
- gf_log ("", GF_LOG_ERROR, "Unable to start "
- "glusterfs, ret: %d", ret);
- goto out;
- }
-
-out:
- ret = priv->nfs_svc.start (&(priv->nfs_svc), PROC_START_NO_WAIT);
- if (ret) {
- gf_log ("", GF_LOG_ERROR, "Unable to start nfs, ret: %d",
- ret);
- }
- return ret;
-}
-
-static int
-rb_send_xattr_command (glusterd_volinfo_t *volinfo,
- glusterd_brickinfo_t *src_brickinfo,
- glusterd_brickinfo_t *dst_brickinfo,
- const char *xattr_key, const char *value)
-{
- int ret = -1;
- int mntfd = -1;
-
- ret = rb_get_mntfd (&mntfd);
- if (ret)
- goto out;
-
- ret = sys_fsetxattr (mntfd, xattr_key, value, strlen (value) + 1, 0);
- if (ret)
- gf_log (THIS->name, GF_LOG_DEBUG, "setxattr on key: "
- "%s, reason: %s", xattr_key, strerror (errno));
-
-out:
- return ret;
-}
-
-static int
-rb_spawn_dst_brick (glusterd_volinfo_t *volinfo,
- glusterd_brickinfo_t *brickinfo)
-{
- glusterd_conf_t *priv = NULL;
- runner_t runner = {0,};
- int ret = -1;
- int32_t port = 0;
-
- priv = THIS->private;
-
- port = brickinfo->port;
- GF_ASSERT (port);
-
- runinit (&runner);
- runner_add_arg (&runner, SBIN_DIR"/glusterfs");
- runner_argprintf (&runner, "-f" "%s/vols/%s/"RB_DSTBRICKVOL_FILENAME,
- priv->workdir, volinfo->volname);
- runner_argprintf (&runner, "-p" "%s/vols/%s/"RB_DSTBRICK_PIDFILE,
- priv->workdir, volinfo->volname);
- runner_add_arg (&runner, "--xlator-option");
- runner_argprintf (&runner, "src-server.listen-port=%d", port);
- if (volinfo->memory_accounting)
- runner_add_arg (&runner, "--mem-accounting");
-
- ret = runner_run_nowait (&runner);
- if (ret) {
- pmap_registry_remove (THIS, 0, brickinfo->path,
- GF_PMAP_PORT_BRICKSERVER, NULL);
- gf_log ("", GF_LOG_DEBUG,
- "Could not start glusterfs");
- goto out;
- }
-
- gf_log ("", GF_LOG_DEBUG,
- "Successfully started glusterfs: brick=%s:%s",
- brickinfo->hostname, brickinfo->path);
-
- ret = 0;
-
-out:
- return ret;
-}
-
-static int
-rb_spawn_glusterfs_client (glusterd_volinfo_t *volinfo,
- glusterd_brickinfo_t *brickinfo)
+glusterd_handle_replace_brick(rpcsvc_request_t *req)
{
- xlator_t *this = NULL;
- glusterd_conf_t *priv = NULL;
- runner_t runner = {0,};
- struct stat buf = {0,};
- char mntpt[PATH_MAX] = {0,};
- int mntfd = -1;
- int ret = -1;
-
- this = THIS;
- priv = this->private;
-
- GLUSTERD_GET_RB_MNTPT (mntpt, sizeof (mntpt), volinfo);
- runinit (&runner);
- runner_add_arg (&runner, SBIN_DIR"/glusterfs");
- runner_argprintf (&runner, "-f" "%s/vols/%s/"RB_CLIENTVOL_FILENAME,
- priv->workdir, volinfo->volname);
- runner_add_arg (&runner, mntpt);
- if (volinfo->memory_accounting)
- runner_add_arg (&runner, "--mem-accounting");
-
- ret = runner_run_reuse (&runner);
- if (ret) {
- runner_log (&runner, this->name, GF_LOG_DEBUG,
- "Could not start glusterfs");
- runner_end (&runner);
- goto out;
- } else {
- runner_log (&runner, this->name, GF_LOG_DEBUG,
- "Successfully started glusterfs");
- runner_end (&runner);
- }
-
- ret = stat (mntpt, &buf);
- if (ret) {
- gf_log (this->name, GF_LOG_DEBUG, "stat on mount point %s "
- "failed", mntpt);
- goto out;
- }
-
- mntfd = open (mntpt, O_DIRECTORY);
- if (mntfd == -1)
- goto out;
-
- ret = rb_set_mntfd (mntfd);
- if (ret)
- goto out;
-
-
-out:
-
- return ret;
+ return glusterd_big_locked_handler(req, __glusterd_handle_replace_brick);
}
-static const char *client_volfile_str = "volume mnt-client\n"
- " type protocol/client\n"
- " option remote-host %s\n"
- " option remote-subvolume %s\n"
- " option remote-port %d\n"
- " option transport-type %s\n"
- " option username %s\n"
- " option password %s\n"
- "end-volume\n"
- "volume mnt-wb\n"
- " type performance/write-behind\n"
- " subvolumes mnt-client\n"
- "end-volume\n";
-
-static int
-rb_generate_client_volfile (glusterd_volinfo_t *volinfo,
- glusterd_brickinfo_t *src_brickinfo)
-{
- glusterd_conf_t *priv = NULL;
- xlator_t *this = NULL;
- FILE *file = NULL;
- char filename[PATH_MAX] = {0, };
- int ret = -1;
- int fd = -1;
- char *ttype = NULL;
-
- this = THIS;
- priv = this->private;
-
- gf_log (this->name, GF_LOG_DEBUG, "Creating volfile");
-
- snprintf (filename, PATH_MAX, "%s/vols/%s/%s",
- priv->workdir, volinfo->volname,
- RB_CLIENTVOL_FILENAME);
-
- fd = open (filename, O_CREAT | O_RDONLY, S_IRUSR | S_IWUSR);
- if (fd < 0) {
- gf_log (this->name, GF_LOG_ERROR,
- "%s", strerror (errno));
- goto out;
- }
- sys_close (fd);
-
- file = fopen (filename, "w+");
- if (!file) {
- gf_log (this->name, GF_LOG_DEBUG,
- "Open of volfile failed");
- ret = -1;
- goto out;
- }
-
- GF_ASSERT (src_brickinfo->port);
-
- ttype = glusterd_get_trans_type_rb (volinfo->transport_type);
- if (NULL == ttype){
- ret = -1;
- goto out;
- }
-
- fprintf (file, client_volfile_str, src_brickinfo->hostname,
- src_brickinfo->path,
- src_brickinfo->port, ttype,
- glusterd_auth_get_username (volinfo),
- glusterd_auth_get_password (volinfo));
-
- GF_FREE (ttype);
-
- ret = 0;
-
-out:
- if (file)
- fclose (file);
-
- return ret;
-}
-
-static const char *dst_brick_volfile_str = "volume src-posix\n"
- " type storage/posix\n"
- " option directory %s\n"
- " option volume-id %s\n"
- "end-volume\n"
- "volume %s\n"
- " type features/locks\n"
- " subvolumes src-posix\n"
- "end-volume\n"
- "volume src-server\n"
- " type protocol/server\n"
- " option auth.login.%s.allow %s\n"
- " option auth.login.%s.password %s\n"
- " option auth.addr.%s.allow *\n"
- " option transport-type %s\n"
- " subvolumes %s\n"
- "end-volume\n";
-
-static int
-rb_generate_dst_brick_volfile (glusterd_volinfo_t *volinfo,
- glusterd_brickinfo_t *dst_brickinfo)
-{
- glusterd_conf_t *priv = NULL;
- xlator_t *this = NULL;
- FILE *file = NULL;
- char filename[PATH_MAX] = {0, };
- int ret = -1;
- int fd = -1;
- char *trans_type = NULL;
-
- this = THIS;
- priv = this->private;
-
- gf_log (this->name, GF_LOG_DEBUG,
- "Creating volfile");
-
- snprintf (filename, PATH_MAX, "%s/vols/%s/%s",
- priv->workdir, volinfo->volname,
- RB_DSTBRICKVOL_FILENAME);
-
- fd = sys_creat (filename, S_IRUSR | S_IWUSR);
- if (fd < 0) {
- gf_log (this->name, GF_LOG_ERROR,
- "%s", strerror (errno));
- goto out;
- }
- sys_close (fd);
-
- file = fopen (filename, "w+");
- if (!file) {
- gf_log (this->name, GF_LOG_DEBUG,
- "Open of volfile failed");
- ret = -1;
- goto out;
- }
-
- trans_type = glusterd_get_trans_type_rb (volinfo->transport_type);
- if (NULL == trans_type){
- ret = -1;
- goto out;
- }
-
- fprintf (file, dst_brick_volfile_str,
- dst_brickinfo->path,
- uuid_utoa (volinfo->volume_id),
- dst_brickinfo->path,
- dst_brickinfo->path,
- glusterd_auth_get_username (volinfo),
- glusterd_auth_get_username (volinfo),
- glusterd_auth_get_password (volinfo),
- dst_brickinfo->path,
- trans_type,
- dst_brickinfo->path);
-
- GF_FREE (trans_type);
-
- ret = 0;
-
-out:
- if (file)
- fclose (file);
-
- return ret;
-}
-
-
-static int
-rb_mountpoint_mkdir (glusterd_volinfo_t *volinfo,
- glusterd_brickinfo_t *src_brickinfo)
-{
- char mntpt[PATH_MAX] = {0,};
- int ret = -1;
-
- GLUSTERD_GET_RB_MNTPT (mntpt, sizeof (mntpt), volinfo);
- ret = mkdir (mntpt, 0777);
- if (ret && (errno != EEXIST)) {
- gf_log ("", GF_LOG_DEBUG, "mkdir failed, due to %s",
- strerror (errno));
- goto out;
- }
-
- ret = 0;
-
-out:
- return ret;
-}
-
-static int
-rb_destroy_maintenance_client (glusterd_volinfo_t *volinfo,
- glusterd_brickinfo_t *src_brickinfo)
+int
+glusterd_op_stage_replace_brick(dict_t *dict, char **op_errstr,
+ dict_t *rsp_dict)
{
- xlator_t *this = NULL;
- glusterd_conf_t *priv = NULL;
- char volfile[PATH_MAX] = {0,};
- int ret = -1;
- int mntfd = -1;
- char mntpt[PATH_MAX] = {0,};
-
- this = THIS;
- priv = this->private;
-
- ret = rb_get_mntfd (&mntfd);
+ int ret = 0;
+ char *src_brick = NULL;
+ char *dst_brick = NULL;
+ char *volname = NULL;
+ char *op = NULL;
+ glusterd_op_t gd_op = -1;
+ glusterd_volinfo_t *volinfo = NULL;
+ glusterd_brickinfo_t *src_brickinfo = NULL;
+ char *host = NULL;
+ char msg[2048] = {0};
+ glusterd_peerinfo_t *peerinfo = NULL;
+ glusterd_brickinfo_t *dst_brickinfo = NULL;
+ glusterd_conf_t *priv = NULL;
+ char pidfile[PATH_MAX] = {0};
+ xlator_t *this = NULL;
+ gf_boolean_t is_force = _gf_false;
+ char *dup_dstbrick = NULL;
+
+ this = THIS;
+ GF_ASSERT(this);
+
+ priv = this->private;
+ GF_ASSERT(priv);
+
+ ret = glusterd_brick_op_prerequisites(dict, &op, &gd_op, &volname, &volinfo,
+ &src_brick, &src_brickinfo, pidfile,
+ op_errstr, rsp_dict);
+ if (ret)
+ goto out;
+
+ if (volinfo->type == GF_CLUSTER_TYPE_NONE) {
+ gf_msg(this->name, GF_LOG_ERROR, 0, GD_MSG_OP_NOT_PERMITTED,
+ "replace-brick is not permitted on distribute only "
+ "volumes");
+ gf_asprintf(op_errstr,
+ "replace-brick is not permitted on "
+ "distribute only volumes. Please use add-brick "
+ "and remove-brick operations instead.");
+ ret = -1;
+ goto out;
+ }
+ ret = glusterd_validate_quorum(this, gd_op, dict, op_errstr);
+ if (ret) {
+ gf_msg(this->name, GF_LOG_ERROR, 0, GD_MSG_SERVER_QUORUM_NOT_MET,
+ "Server quorum not met. Rejecting operation.");
+ goto out;
+ }
+
+ if (strcmp(op, "GF_REPLACE_OP_COMMIT_FORCE")) {
+ ret = -1;
+ goto out;
+ } else {
+ is_force = _gf_true;
+ }
+
+ if (volinfo->snap_count > 0 || !cds_list_empty(&volinfo->snap_volumes)) {
+ snprintf(msg, sizeof(msg),
+ "Volume %s has %" PRIu64
+ " snapshots. "
+ "Changing the volume configuration will not effect snapshots."
+ "But the snapshot brick mount should be intact to "
+ "make them function.",
+ volname, volinfo->snap_count);
+ gf_msg("glusterd", GF_LOG_WARNING, 0, GD_MSG_SNAP_WARN, "%s", msg);
+ msg[0] = '\0';
+ }
+
+ glusterd_add_peers_to_auth_list(volname);
+
+ ret = glusterd_get_dst_brick_info(&dst_brick, volname, op_errstr,
+ &dst_brickinfo, &host, dict,
+ &dup_dstbrick);
+ if (ret)
+ goto out;
+
+ ret = glusterd_new_brick_validate(dst_brick, dst_brickinfo, msg,
+ sizeof(msg), op);
+ /* fail if brick being replaced with itself */
+ if (ret) {
+ *op_errstr = gf_strdup(msg);
+ ret = -1;
+ gf_msg(this->name, GF_LOG_ERROR, 0, GD_MSG_BRICK_VALIDATE_FAIL, "%s",
+ *op_errstr);
+ goto out;
+ }
+
+ volinfo->rep_brick.src_brick = src_brickinfo;
+ volinfo->rep_brick.dst_brick = dst_brickinfo;
+
+ if (glusterd_rb_check_bricks(volinfo, src_brickinfo, dst_brickinfo)) {
+ ret = -1;
+ *op_errstr = gf_strdup(
+ "Incorrect source or "
+ "destination brick");
+ if (*op_errstr)
+ gf_msg(this->name, GF_LOG_ERROR, EINVAL, GD_MSG_BRICK_NOT_FOUND,
+ "%s", *op_errstr);
+ goto out;
+ }
+
+ if (gf_is_local_addr(host)) {
+ ret = glusterd_validate_and_create_brickpath(
+ dst_brickinfo, volinfo->volume_id, volinfo->volname, op_errstr,
+ is_force, _gf_false);
if (ret)
- goto out;
-
- ret = close (mntfd);
- if (ret) {
- gf_log (this->name, GF_LOG_DEBUG, "Failed to close mount "
- "point directory");
- goto out;
- }
-
- GLUSTERD_GET_RB_MNTPT (mntpt, sizeof (mntpt), volinfo);
- ret = gf_umount_lazy (this->name, mntpt, 1);
- if (ret) {
- gf_log (this->name, GF_LOG_WARNING,
- "Lazy unmount failed on maintenance client");
- } else {
- gf_log (this->name, GF_LOG_DEBUG,
- "Successfully unmounted maintenance client");
- }
-
- snprintf (volfile, PATH_MAX, "%s/vols/%s/%s", priv->workdir,
- volinfo->volname, RB_CLIENTVOL_FILENAME);
-
- ret = unlink (volfile);
- if (ret) {
- gf_log ("", GF_LOG_DEBUG, "unlink of %s failed, reason: %s",
- volfile, strerror (errno));
- goto out;
- }
-
- ret = 0;
-
-out:
- return ret;
-}
-
-static int
-rb_spawn_maintenance_client (glusterd_volinfo_t *volinfo,
- glusterd_brickinfo_t *src_brickinfo)
-{
- int ret = -1;
-
- ret = rb_generate_client_volfile (volinfo, src_brickinfo);
- if (ret) {
- gf_log ("", GF_LOG_DEBUG, "Unable to generate client "
- "volfile");
- goto out;
- }
+ goto out;
+ }
+
+ if (!gf_is_local_addr(host)) {
+ RCU_READ_LOCK;
+
+ peerinfo = glusterd_peerinfo_find(NULL, host);
+ if (peerinfo == NULL) {
+ RCU_READ_UNLOCK;
+ ret = -1;
+ snprintf(msg, sizeof(msg), "%s, is not a friend", host);
+ *op_errstr = gf_strdup(msg);
+ goto out;
+
+ } else if (!peerinfo->connected) {
+ RCU_READ_UNLOCK;
+ ret = -1;
+ snprintf(msg, sizeof(msg),
+ "%s, is not connected at "
+ "the moment",
+ host);
+ *op_errstr = gf_strdup(msg);
+ goto out;
+
+ } else if (GD_FRIEND_STATE_BEFRIENDED != peerinfo->state.state) {
+ RCU_READ_UNLOCK;
+ ret = -1;
+ snprintf(msg, sizeof(msg),
+ "%s, is not befriended "
+ "at the moment",
+ host);
+ *op_errstr = gf_strdup(msg);
+ goto out;
+ }
+ RCU_READ_UNLOCK;
+
+ } else if (priv->op_version >= GD_OP_VERSION_3_6_0) {
+ /* A bricks mount dir is required only by snapshots which were
+ * introduced in gluster-3.6.0
+ */
- ret = rb_mountpoint_mkdir (volinfo, src_brickinfo);
- if (ret) {
- gf_log ("", GF_LOG_DEBUG, "Unable to mkdir "
- "mountpoint");
+ if (!(gf_uuid_compare(dst_brickinfo->uuid, MY_UUID))) {
+ ret = glusterd_get_brick_mount_dir(dst_brickinfo->path,
+ dst_brickinfo->hostname,
+ dst_brickinfo->mount_dir);
+ if (ret) {
+ gf_msg(this->name, GF_LOG_ERROR, 0,
+ GD_MSG_BRICK_MOUNTDIR_GET_FAIL,
+ "Failed to get brick mount_dir");
goto out;
- }
-
- ret = rb_spawn_glusterfs_client (volinfo, src_brickinfo);
- if (ret) {
- gf_log ("", GF_LOG_DEBUG, "Unable to start glusterfs");
+ }
+ ret = dict_set_dynstr_with_alloc(rsp_dict, "brick1.mount_dir",
+ dst_brickinfo->mount_dir);
+ if (ret) {
+ gf_msg(this->name, GF_LOG_ERROR, 0, GD_MSG_DICT_SET_FAILED,
+ "Failed to set brick.mount_dir");
goto out;
+ }
}
- ret = 0;
-out:
- return ret;
-}
-
-static int
-rb_spawn_destination_brick (glusterd_volinfo_t *volinfo,
- glusterd_brickinfo_t *dst_brickinfo)
-
-{
- int ret = -1;
-
- ret = rb_generate_dst_brick_volfile (volinfo, dst_brickinfo);
+ ret = dict_set_int32n(rsp_dict, "brick_count", SLEN("brick_count"), 1);
if (ret) {
- gf_log ("", GF_LOG_DEBUG, "Unable to generate client "
- "volfile");
- goto out;
+ gf_msg(this->name, GF_LOG_ERROR, 0, GD_MSG_DICT_SET_FAILED,
+ "Failed to set local_brick_count");
+ goto out;
}
+ }
- ret = rb_spawn_dst_brick (volinfo, dst_brickinfo);
- if (ret) {
- gf_log ("", GF_LOG_DEBUG, "Unable to start glusterfs");
- goto out;
- }
+ ret = 0;
- ret = 0;
out:
- return ret;
-}
-
-static int
-rb_kill_destination_brick (glusterd_volinfo_t *volinfo,
- glusterd_brickinfo_t *dst_brickinfo)
-{
- glusterd_conf_t *priv = NULL;
- char pidfile[PATH_MAX] = {0,};
-
- priv = THIS->private;
+ GF_FREE(dup_dstbrick);
+ gf_msg_debug(this->name, 0, "Returning %d", ret);
- snprintf (pidfile, PATH_MAX, "%s/vols/%s/%s",
- priv->workdir, volinfo->volname,
- RB_DSTBRICK_PIDFILE);
-
- return glusterd_service_stop ("brick", pidfile, SIGTERM, _gf_true);
+ return ret;
}
-static int
-rb_get_xattr_command (glusterd_volinfo_t *volinfo,
- glusterd_brickinfo_t *src_brickinfo,
- glusterd_brickinfo_t *dst_brickinfo,
- const char *xattr_key,
- char *value)
+int
+glusterd_op_perform_replace_brick(glusterd_volinfo_t *volinfo, char *old_brick,
+ char *new_brick, dict_t *dict)
{
- int ret = -1;
- int mntfd = -1;
-
- ret = rb_get_mntfd (&mntfd);
+ char *brick_mount_dir = NULL;
+ glusterd_brickinfo_t *old_brickinfo = NULL;
+ glusterd_brickinfo_t *new_brickinfo = NULL;
+ int32_t ret = -1;
+ xlator_t *this = NULL;
+ glusterd_conf_t *conf = NULL;
+ struct statvfs brickstat = {
+ 0,
+ };
+
+ this = THIS;
+ GF_ASSERT(this);
+ GF_ASSERT(dict);
+ GF_ASSERT(volinfo);
+
+ conf = this->private;
+ GF_ASSERT(conf);
+
+ ret = glusterd_brickinfo_new_from_brick(new_brick, &new_brickinfo, _gf_true,
+ NULL);
+ if (ret)
+ goto out;
+
+ ret = glusterd_resolve_brick(new_brickinfo);
+ if (ret)
+ goto out;
+
+ if (!gf_uuid_compare(new_brickinfo->uuid, MY_UUID)) {
+ ret = sys_statvfs(new_brickinfo->path, &brickstat);
+ if (ret) {
+ gf_msg(this->name, GF_LOG_ERROR, errno, GD_MSG_STATVFS_FAILED,
+ "Failed to fetch disk utilization "
+ "from the brick (%s:%s). Please check the health of "
+ "the brick. Error code was %s",
+ new_brickinfo->hostname, new_brickinfo->path,
+ strerror(errno));
+
+ goto out;
+ }
+ new_brickinfo->statfs_fsid = brickstat.f_fsid;
+ }
+
+ ret = glusterd_volume_brickinfo_get_by_brick(old_brick, volinfo,
+ &old_brickinfo, _gf_false);
+ if (ret)
+ goto out;
+
+ (void)snprintf(new_brickinfo->brick_id, sizeof(new_brickinfo->brick_id),
+ "%s", old_brickinfo->brick_id);
+ new_brickinfo->port = old_brickinfo->port;
+
+ /* A bricks mount dir is required only by snapshots which were
+ * introduced in gluster-3.6.0
+ */
+ if (conf->op_version >= GD_OP_VERSION_3_6_0) {
+ ret = dict_get_strn(dict, "brick1.mount_dir", SLEN("brick1.mount_dir"),
+ &brick_mount_dir);
+ if (ret) {
+ gf_msg(this->name, GF_LOG_ERROR, errno,
+ GD_MSG_BRICK_MOUNTDIR_GET_FAIL,
+ "brick1.mount_dir not present");
+ goto out;
+ }
+ (void)snprintf(new_brickinfo->mount_dir,
+ sizeof(new_brickinfo->mount_dir), "%s", brick_mount_dir);
+ }
+
+ cds_list_add(&new_brickinfo->brick_list, &old_brickinfo->brick_list);
+
+ volinfo->brick_count++;
+
+ ret = glusterd_op_perform_remove_brick(volinfo, old_brick, 1, NULL);
+ if (ret)
+ goto out;
+
+ /* if the volume is a replicate volume, do: */
+ if (glusterd_is_volume_replicate(volinfo)) {
+ if (!gf_uuid_compare(new_brickinfo->uuid, MY_UUID)) {
+ ret = glusterd_handle_replicate_brick_ops(volinfo, new_brickinfo,
+ GD_OP_REPLACE_BRICK);
+ if (ret < 0)
+ goto out;
+ }
+ }
+
+ ret = glusterd_create_volfiles_and_notify_services(volinfo);
+ if (ret)
+ goto out;
+
+ if (GLUSTERD_STATUS_STARTED == volinfo->status) {
+ ret = glusterd_brick_start(volinfo, new_brickinfo, _gf_false,
+ _gf_false);
if (ret)
- goto out;
-
- ret = sys_fgetxattr (mntfd, xattr_key, value, 8192);
-
- if (ret < 0) {
- gf_log (THIS->name, GF_LOG_DEBUG, "getxattr on key: %s "
- "failed, reason: %s", xattr_key, strerror (errno));
- goto out;
- }
+ goto out;
+ }
- ret = 0;
-out:
- return ret;
-}
-
-static int
-rb_send_cmd (glusterd_volinfo_t *volinfo,
- glusterd_brickinfo_t *src,
- glusterd_brickinfo_t *dst,
- gf1_cli_replace_op op)
-{
- char start_value[8192] = {0,};
- char status_str[8192] = {0,};
- char *status_reply = NULL;
- char *tmp = NULL;
- char *save_ptr = NULL;
- char filename[PATH_MAX] = {0,};
- char *current_file = NULL;
- uint64_t files = 0;
- int status = 0;
- dict_t *ctx = NULL;
- int ret = 0;
-
- GF_ASSERT (volinfo);
- GF_ASSERT (src);
- GF_ASSERT (dst);
- GF_ASSERT ((op > GF_REPLACE_OP_NONE)
- && (op <= GF_REPLACE_OP_COMMIT_FORCE));
-
- switch (op) {
- case GF_REPLACE_OP_START:
- {
- snprintf (start_value, sizeof (start_value),
- "%s:%s:%d", dst->hostname, dst->path,
- dst->port);
- ret = rb_send_xattr_command (volinfo, src, dst,
- RB_PUMP_CMD_START,
- start_value);
- }
- break;
- case GF_REPLACE_OP_PAUSE:
- {
- ret = rb_send_xattr_command (volinfo, src, dst,
- RB_PUMP_CMD_PAUSE,
- RB_PUMP_DEF_ARG);
- }
- break;
- case GF_REPLACE_OP_ABORT:
- {
- ret = rb_send_xattr_command (volinfo, src, dst,
- RB_PUMP_CMD_ABORT,
- RB_PUMP_DEF_ARG);
- }
- break;
- case GF_REPLACE_OP_COMMIT:
- {
- ret = rb_send_xattr_command (volinfo, src, dst,
- RB_PUMP_CMD_COMMIT,
- RB_PUMP_DEF_ARG);
- }
- break;
- case GF_REPLACE_OP_STATUS:
- {
- ret = rb_get_xattr_command (volinfo, src, dst,
- RB_PUMP_CMD_STATUS,
- status_str);
- if (ret)
- goto out;
-
- ctx = glusterd_op_get_ctx ();
- GF_ASSERT (ctx);
- if (!ctx) {
- ret = -1;
- gf_log (THIS->name, GF_LOG_CRITICAL,
- "ctx is not present.");
- goto out;
- }
-
- /* Split status reply into different parts */
- tmp = strtok_r (status_str, ":", &save_ptr);
- if (!tmp) {
- ret = -1;
- gf_log (THIS->name, GF_LOG_ERROR,
- "Couldn't tokenize status string");
- goto out;
- }
- sscanf (tmp, "status=%d", &status);
- ret = dict_set_int32 (ctx, "status", status);
- if (ret) {
- gf_log (THIS->name, GF_LOG_ERROR, "Couldn't "
- "set rb status in context");
- goto out;
- }
-
- tmp = NULL;
- tmp = strtok_r (NULL, ":", &save_ptr);
- if (!tmp) {
- ret = -1;
- gf_log (THIS->name, GF_LOG_ERROR,
- "Couldn't tokenize status string");
- goto out;
- }
- sscanf (tmp, "no_of_files=%"SCNu64, &files);
- ret = dict_set_uint64 (ctx, "files", files);
- if (ret) {
- gf_log (THIS->name, GF_LOG_ERROR, "Couldn't "
- "set rb files in context");
- goto out;
- }
-
- if (status == 0) {
- tmp = NULL;
- tmp = strtok_r (NULL, ":", &save_ptr);
- if (!tmp) {
- ret = -1;
- gf_log (THIS->name, GF_LOG_ERROR,
- "Couldn't tokenize status "
- "string");
- goto out;
- }
- sscanf (tmp, "current_file=%s", filename);
- current_file = gf_strdup (filename);
- ret = dict_set_dynstr (ctx, "current_file",
- current_file);
- if (ret) {
- GF_FREE (current_file);
- gf_log (THIS->name, GF_LOG_ERROR,
- "Couldn't set rb current file "
- "in context");
- goto out;
- }
- }
- if (status) {
- ret = gf_asprintf (&status_reply,
- "Number of files migrated = %"
- PRIu64"\tMigration complete",
- files);
- } else {
- ret = gf_asprintf (&status_reply,
- "Number of files migrated = %"
- PRIu64"\tCurrent file = %s",
- files, filename);
- }
- if (ret == -1) {
- gf_log (THIS->name, GF_LOG_ERROR,
- "Failed to create status_reply string");
- goto out;
- }
- ret = dict_set_dynstr (ctx, "status-reply",
- status_reply);
- if (ret) {
- GF_FREE (status_reply);
- gf_log (THIS->name, GF_LOG_ERROR, "Couldn't "
- "set rb status response in context.");
- goto out;
- }
- }
- break;
- default:
- {
- GF_ASSERT (0);
- ret = -1;
- gf_log (THIS->name, GF_LOG_CRITICAL, "Invalid replace"
- " brick subcommand.");
- }
- break;
- }
out:
- return ret;
-}
-
-static int
-rb_do_operation (glusterd_volinfo_t *volinfo,
- glusterd_brickinfo_t *src_brickinfo,
- glusterd_brickinfo_t *dst_brickinfo,
- gf1_cli_replace_op op)
-{
-
- int ret = -1;
- char op_str[256] = {0, };
- xlator_t *this = NULL;
-
- this = THIS;
-
- ret = rb_spawn_maintenance_client (volinfo, src_brickinfo);
- if (ret) {
- gf_log (this->name, GF_LOG_DEBUG, "Could not spawn "
- "maintenance client");
- goto umount;
- }
- ret = rb_send_cmd (volinfo, src_brickinfo, dst_brickinfo, op);
- if (ret) {
- (void) glusterd_get_replace_op_str (op, op_str);
- gf_log (this->name, GF_LOG_DEBUG, "Sending replace-brick "
- "sub-command %s failed.", op_str);
- }
-
-umount:
- if (rb_destroy_maintenance_client (volinfo, src_brickinfo))
- gf_log (this->name, GF_LOG_DEBUG, "Failed to destroy "
- "maintenance client");
-
- return ret;
+ gf_msg_debug("glusterd", 0, "Returning %d", ret);
+ return ret;
}
-/* Set src-brick's port number to be used in the maintenance mount
- * after all commit acks are received.
- */
-static int
-rb_update_srcbrick_port (glusterd_volinfo_t *volinfo,
- glusterd_brickinfo_t *src_brickinfo,
- dict_t *rsp_dict, dict_t *req_dict, int32_t replace_op)
+int
+glusterd_op_replace_brick(dict_t *dict, dict_t *rsp_dict)
{
- xlator_t *this = NULL;
- dict_t *ctx = NULL;
- int ret = 0;
- int dict_ret = 0;
- int src_port = 0;
- char brickname[PATH_MAX] = {0,};
-
- this = THIS;
-
- dict_ret = dict_get_int32 (req_dict, "src-brick-port", &src_port);
- if (src_port)
- src_brickinfo->port = src_port;
-
- if (gf_is_local_addr (src_brickinfo->hostname)) {
- gf_log ("", GF_LOG_INFO,
- "adding src-brick port no");
-
- if (volinfo->transport_type == GF_TRANSPORT_RDMA) {
- snprintf (brickname, sizeof(brickname), "%s.rdma",
- src_brickinfo->path);
- } else
- snprintf (brickname, sizeof(brickname), "%s",
- src_brickinfo->path);
-
- src_brickinfo->port = pmap_registry_search (this,
- brickname, GF_PMAP_PORT_BRICKSERVER);
- if (!src_brickinfo->port &&
- replace_op != GF_REPLACE_OP_COMMIT_FORCE ) {
- gf_log ("", GF_LOG_ERROR,
- "Src brick port not available");
- ret = -1;
- goto out;
- }
-
- if (rsp_dict) {
- ret = dict_set_int32 (rsp_dict, "src-brick-port", src_brickinfo->port);
- if (ret) {
- gf_log ("", GF_LOG_DEBUG,
- "Could not set src-brick port no");
- goto out;
- }
- }
-
- ctx = glusterd_op_get_ctx ();
- if (ctx) {
- ret = dict_set_int32 (ctx, "src-brick-port", src_brickinfo->port);
- if (ret) {
- gf_log ("", GF_LOG_DEBUG,
- "Could not set src-brick port no");
- goto out;
- }
- }
-
- }
+ int ret = 0;
+ char *replace_op = NULL;
+ glusterd_volinfo_t *volinfo = NULL;
+ char *volname = NULL;
+ xlator_t *this = NULL;
+ glusterd_conf_t *priv = NULL;
+ char *src_brick = NULL;
+ char *dst_brick = NULL;
+ glusterd_brickinfo_t *src_brickinfo = NULL;
+ glusterd_brickinfo_t *dst_brickinfo = NULL;
+
+ this = THIS;
+ GF_ASSERT(this);
+
+ priv = this->private;
+ GF_ASSERT(priv);
+
+ ret = dict_get_strn(dict, "src-brick", SLEN("src-brick"), &src_brick);
+ if (ret) {
+ gf_msg(this->name, GF_LOG_ERROR, 0, GD_MSG_DICT_GET_FAILED,
+ "Unable to get src brick");
+ goto out;
+ }
+
+ gf_msg_debug(this->name, 0, "src brick=%s", src_brick);
+
+ ret = dict_get_strn(dict, "dst-brick", SLEN("dst-brick"), &dst_brick);
+ if (ret) {
+ gf_msg(this->name, GF_LOG_ERROR, 0, GD_MSG_DICT_GET_FAILED,
+ "Unable to get dst brick");
+ goto out;
+ }
+
+ gf_msg_debug(this->name, 0, "dst brick=%s", dst_brick);
+
+ ret = dict_get_strn(dict, "volname", SLEN("volname"), &volname);
+ if (ret) {
+ gf_msg(this->name, GF_LOG_ERROR, 0, GD_MSG_DICT_GET_FAILED,
+ "Unable to get volume name");
+ goto out;
+ }
+
+ ret = dict_get_strn(dict, "operation", SLEN("operation"), &replace_op);
+ if (ret) {
+ gf_msg_debug(this->name, 0, "dict_get on operation failed");
+ goto out;
+ }
+
+ ret = glusterd_volinfo_find(volname, &volinfo);
+ if (ret) {
+ gf_msg(this->name, GF_LOG_ERROR, ENOMEM, GD_MSG_NO_MEMORY,
+ "Unable to allocate memory");
+ goto out;
+ }
+
+ ret = glusterd_volume_brickinfo_get_by_brick(src_brick, volinfo,
+ &src_brickinfo, _gf_false);
+ if (ret) {
+ gf_msg_debug(this->name, 0, "Unable to get src-brickinfo");
+ goto out;
+ }
+
+ ret = glusterd_get_rb_dst_brickinfo(volinfo, &dst_brickinfo);
+ if (ret) {
+ gf_msg(this->name, GF_LOG_ERROR, 0, GD_MSG_RB_BRICKINFO_GET_FAIL,
+ "Unable to get "
+ "replace brick destination brickinfo");
+ goto out;
+ }
+
+ ret = glusterd_resolve_brick(dst_brickinfo);
+ if (ret) {
+ gf_msg_debug(this->name, 0, "Unable to resolve dst-brickinfo");
+ goto out;
+ }
+
+ ret = rb_update_dstbrick_port(dst_brickinfo, rsp_dict, dict);
+ if (ret)
+ goto out;
+
+ if (strcmp(replace_op, "GF_REPLACE_OP_COMMIT_FORCE")) {
+ ret = -1;
+ goto out;
+ }
+
+ ret = glusterd_svcs_stop(volinfo);
+ if (ret) {
+ gf_msg(this->name, GF_LOG_ERROR, 0, GD_MSG_GLUSTER_SERVICES_STOP_FAIL,
+ "Unable to stop gluster services, ret: %d", ret);
+ }
+
+ ret = glusterd_op_perform_replace_brick(volinfo, src_brick, dst_brick,
+ dict);
+ if (ret) {
+ gf_msg(this->name, GF_LOG_CRITICAL, 0, GD_MSG_BRICK_ADD_FAIL,
+ "Unable to add dst-brick: "
+ "%s to volume: %s",
+ dst_brick, volinfo->volname);
+ (void)glusterd_svcs_manager(volinfo);
+ goto out;
+ }
+
+ volinfo->rebal.defrag_status = 0;
+
+ ret = glusterd_svcs_manager(volinfo);
+ if (ret) {
+ gf_msg(this->name, GF_LOG_CRITICAL, 0,
+ GD_MSG_GLUSTER_SERVICE_START_FAIL,
+ "Failed to start one or more gluster services.");
+ }
+
+ ret = glusterd_fetchspec_notify(THIS);
+ glusterd_brickinfo_delete(volinfo->rep_brick.dst_brick);
+ volinfo->rep_brick.src_brick = NULL;
+ volinfo->rep_brick.dst_brick = NULL;
+
+ if (!ret)
+ ret = glusterd_store_volinfo(volinfo,
+ GLUSTERD_VOLINFO_VER_AC_INCREMENT);
+ if (ret)
+ gf_msg(this->name, GF_LOG_ERROR, 0, GD_MSG_RBOP_STATE_STORE_FAIL,
+ "Couldn't store"
+ " replace brick operation's state");
out:
- return ret;
-
-}
-
-static int
-rb_update_dstbrick_port (glusterd_brickinfo_t *dst_brickinfo, dict_t *rsp_dict,
- dict_t *req_dict, int32_t replace_op)
-{
- dict_t *ctx = NULL;
- int ret = 0;
- int dict_ret = 0;
- int dst_port = 0;
-
- dict_ret = dict_get_int32 (req_dict, "dst-brick-port", &dst_port);
- if (!dict_ret)
- dst_brickinfo->port = dst_port;
-
-
- if (gf_is_local_addr (dst_brickinfo->hostname)) {
- gf_log ("", GF_LOG_INFO,
- "adding dst-brick port no");
-
- if (rsp_dict) {
- ret = dict_set_int32 (rsp_dict, "dst-brick-port",
- dst_brickinfo->port);
- if (ret) {
- gf_log ("", GF_LOG_DEBUG,
- "Could not set dst-brick port no in rsp dict");
- goto out;
- }
- }
-
- ctx = glusterd_op_get_ctx ();
- if (ctx) {
- ret = dict_set_int32 (ctx, "dst-brick-port",
- dst_brickinfo->port);
- if (ret) {
- gf_log ("", GF_LOG_DEBUG,
- "Could not set dst-brick port no");
- goto out;
- }
- }
- }
-out:
- return ret;
-}
-
-static int
-glusterd_op_perform_replace_brick (glusterd_volinfo_t *volinfo,
- char *old_brick, char *new_brick,
- dict_t *dict)
-{
- char *brick_mount_dir = NULL;
- glusterd_brickinfo_t *old_brickinfo = NULL;
- glusterd_brickinfo_t *new_brickinfo = NULL;
- int32_t ret = -1;
- xlator_t *this = NULL;
- glusterd_conf_t *conf = NULL;
-
- this = THIS;
- GF_ASSERT (this);
- GF_ASSERT (dict);
- GF_ASSERT (volinfo);
-
- conf = this->private;
- GF_ASSERT (conf);
-
- ret = glusterd_brickinfo_new_from_brick (new_brick,
- &new_brickinfo);
- if (ret)
- goto out;
-
- ret = glusterd_resolve_brick (new_brickinfo);
-
- if (ret)
- goto out;
-
- ret = glusterd_volume_brickinfo_get_by_brick (old_brick,
- volinfo, &old_brickinfo);
- if (ret)
- goto out;
-
- strncpy (new_brickinfo->brick_id, old_brickinfo->brick_id,
- sizeof (new_brickinfo->brick_id));
-
- /* A bricks mount dir is required only by snapshots which were
- * introduced in gluster-3.6.0
- */
- if (conf->op_version >= GD_OP_VERSION_3_6_0) {
- ret = dict_get_str (dict, "brick1.mount_dir", &brick_mount_dir);
- if (ret) {
- gf_log (this->name, GF_LOG_ERROR,
- "brick1.mount_dir not present");
- goto out;
- }
- strncpy (new_brickinfo->mount_dir, brick_mount_dir,
- sizeof(new_brickinfo->mount_dir));
- }
-
- list_add_tail (&new_brickinfo->brick_list,
- &old_brickinfo->brick_list);
-
- volinfo->brick_count++;
-
- ret = glusterd_op_perform_remove_brick (volinfo, old_brick, 1, NULL);
- if (ret)
- goto out;
-
- ret = glusterd_create_volfiles_and_notify_services (volinfo);
- if (ret)
- goto out;
-
- if (GLUSTERD_STATUS_STARTED == volinfo->status) {
- ret = glusterd_brick_start (volinfo, new_brickinfo, _gf_false);
- if (ret)
- goto out;
- }
-
-out:
-
- gf_log ("", GF_LOG_DEBUG, "Returning %d", ret);
- return ret;
+ return ret;
}
int
-glusterd_op_replace_brick (dict_t *dict, dict_t *rsp_dict)
+glusterd_mgmt_v3_initiate_replace_brick_cmd_phases(rpcsvc_request_t *req,
+ glusterd_op_t op,
+ dict_t *dict)
{
- int ret = 0;
- dict_t *ctx = NULL;
- int replace_op = 0;
- glusterd_volinfo_t *volinfo = NULL;
- char *volname = NULL;
- xlator_t *this = NULL;
- glusterd_conf_t *priv = NULL;
- char *src_brick = NULL;
- char *dst_brick = NULL;
- glusterd_brickinfo_t *src_brickinfo = NULL;
- glusterd_brickinfo_t *dst_brickinfo = NULL;
- char *task_id_str = NULL;
-
- this = THIS;
- GF_ASSERT (this);
-
- priv = this->private;
- GF_ASSERT (priv);
-
- ret = dict_get_str (dict, "src-brick", &src_brick);
- if (ret) {
- gf_log (this->name, GF_LOG_ERROR, "Unable to get src brick");
- goto out;
- }
-
- gf_log (this->name, GF_LOG_DEBUG, "src brick=%s", src_brick);
-
- ret = dict_get_str (dict, "dst-brick", &dst_brick);
- if (ret) {
- gf_log (this->name, GF_LOG_ERROR, "Unable to get dst brick");
- goto out;
- }
-
- gf_log (this->name, GF_LOG_DEBUG, "dst brick=%s", dst_brick);
-
- ret = dict_get_str (dict, "volname", &volname);
- if (ret) {
- gf_log (this->name, GF_LOG_ERROR, "Unable to get volume name");
- goto out;
- }
-
- ret = dict_get_int32 (dict, "operation", (int32_t *)&replace_op);
- if (ret) {
- gf_log (this->name, GF_LOG_DEBUG,
- "dict_get on operation failed");
- goto out;
- }
-
- ret = glusterd_volinfo_find (volname, &volinfo);
- if (ret) {
- gf_log (this->name, GF_LOG_ERROR, "Unable to allocate memory");
- goto out;
- }
-
- ret = glusterd_volume_brickinfo_get_by_brick (src_brick, volinfo,
- &src_brickinfo);
- if (ret) {
- gf_log (this->name, GF_LOG_DEBUG,
- "Unable to get src-brickinfo");
- goto out;
- }
-
-
- ret = glusterd_get_rb_dst_brickinfo (volinfo, &dst_brickinfo);
- if (ret) {
- gf_log (this->name, GF_LOG_ERROR, "Unable to get "
- "replace brick destination brickinfo");
- goto out;
- }
-
- ret = glusterd_resolve_brick (dst_brickinfo);
- if (ret) {
- gf_log (this->name, GF_LOG_DEBUG,
- "Unable to resolve dst-brickinfo");
- goto out;
- }
-
- ret = rb_update_srcbrick_port (volinfo, src_brickinfo, rsp_dict,
- dict, replace_op);
- if (ret)
- goto out;
-
- if ((GF_REPLACE_OP_START != replace_op)) {
-
- /* Set task-id, if available, in op_ctx dict for operations
- * other than start
- */
- if (is_origin_glusterd (dict)) {
- ctx = glusterd_op_get_ctx();
- if (!ctx) {
- gf_log (this->name, GF_LOG_ERROR, "Failed to "
- "get op_ctx");
- ret = -1;
- goto out;
- }
- if (!uuid_is_null (volinfo->rep_brick.rb_id)) {
- ret = glusterd_copy_uuid_to_dict
- (volinfo->rep_brick.rb_id, ctx,
- GF_REPLACE_BRICK_TID_KEY);
- if (ret) {
- gf_log (this->name, GF_LOG_ERROR,
- "Failed to set "
- "replace-brick-id");
- goto out;
- }
- }
- }
- }
- ret = rb_update_dstbrick_port (dst_brickinfo, rsp_dict,
- dict, replace_op);
- if (ret)
- goto out;
-
- switch (replace_op) {
- case GF_REPLACE_OP_START:
- {
- ret = dict_get_str (dict, GF_REPLACE_BRICK_TID_KEY, &task_id_str);
- if (ret) {
- gf_log (this->name, GF_LOG_ERROR,
- "Missing replace-brick-id");
- ret = 0;
- } else {
- uuid_parse (task_id_str, volinfo->rep_brick.rb_id);
- }
-
- if (gf_is_local_addr (dst_brickinfo->hostname)) {
- gf_log (this->name, GF_LOG_INFO,
- "I AM THE DESTINATION HOST");
- if (!glusterd_is_rb_paused (volinfo)) {
- ret = rb_spawn_destination_brick
- (volinfo, dst_brickinfo);
- if (ret) {
- gf_log (this->name, GF_LOG_DEBUG,
- "Failed to spawn destination "
- "brick");
- goto out;
- }
- } else {
- gf_log (this->name, GF_LOG_ERROR,
- "Replace brick is already started=> no "
- "need to restart dst brick ");
- }
- }
-
-
- if (gf_is_local_addr (src_brickinfo->hostname)) {
- ret = rb_src_brick_restart (volinfo, src_brickinfo,
- 1);
- if (ret) {
- gf_log (this->name, GF_LOG_DEBUG,
- "Could not restart src-brick");
- goto out;
- }
- }
-
- if (gf_is_local_addr (dst_brickinfo->hostname)) {
- gf_log (this->name, GF_LOG_INFO,
- "adding dst-brick port no");
-
- ret = rb_update_dstbrick_port (dst_brickinfo, rsp_dict,
- dict, replace_op);
- if (ret)
- goto out;
- }
-
- glusterd_set_rb_status (volinfo, GF_RB_STATUS_STARTED);
- break;
- }
-
- case GF_REPLACE_OP_COMMIT:
- {
- ctx = glusterd_op_get_ctx ();
- if (ctx) {
- ret = rb_do_operation (volinfo, src_brickinfo,
- dst_brickinfo,
- GF_REPLACE_OP_COMMIT);
- if (ret) {
- gf_log (this->name, GF_LOG_ERROR,
- "Commit operation failed");
- goto out;
- }
- }
- }
- /* fall through */
- case GF_REPLACE_OP_COMMIT_FORCE:
- {
- if (gf_is_local_addr (dst_brickinfo->hostname)) {
- gf_log (this->name, GF_LOG_DEBUG,
- "I AM THE DESTINATION HOST");
- ret = rb_kill_destination_brick (volinfo,
- dst_brickinfo);
- if (ret) {
- gf_log (this->name, GF_LOG_CRITICAL,
- "Unable to cleanup dst brick");
- goto out;
- }
- }
-
- ret = glusterd_svcs_stop (volinfo);
- if (ret) {
- gf_log (this->name, GF_LOG_ERROR,
- "Unable to stop nfs server, ret: %d", ret);
- }
-
- ret = glusterd_op_perform_replace_brick (volinfo, src_brick,
- dst_brick, dict);
- if (ret) {
- gf_log (this->name, GF_LOG_CRITICAL, "Unable to add "
- "dst-brick: %s to volume: %s", dst_brick,
- volinfo->volname);
- (void) glusterd_svcs_manager (volinfo);
- goto out;
- }
-
- volinfo->rebal.defrag_status = 0;
-
- ret = glusterd_svcs_manager (volinfo);
- if (ret) {
- gf_log (this->name, GF_LOG_CRITICAL,
- "Failed to generate nfs volume file");
- }
-
-
- ret = glusterd_fetchspec_notify (THIS);
- glusterd_set_rb_status (volinfo, GF_RB_STATUS_NONE);
- glusterd_brickinfo_delete (volinfo->rep_brick.dst_brick);
- volinfo->rep_brick.src_brick = NULL;
- volinfo->rep_brick.dst_brick = NULL;
- uuid_clear (volinfo->rep_brick.rb_id);
- }
- break;
-
- case GF_REPLACE_OP_PAUSE:
- {
- gf_log (this->name, GF_LOG_DEBUG,
- "Received pause - doing nothing");
- ctx = glusterd_op_get_ctx ();
- if (ctx) {
- ret = rb_do_operation (volinfo, src_brickinfo,
- dst_brickinfo,
- GF_REPLACE_OP_PAUSE);
- if (ret) {
- gf_log (this->name, GF_LOG_ERROR,
- "Pause operation failed");
- goto out;
- }
- }
-
- glusterd_set_rb_status (volinfo, GF_RB_STATUS_PAUSED);
- }
- break;
-
- case GF_REPLACE_OP_ABORT:
- {
-
- ctx = glusterd_op_get_ctx ();
- if (ctx) {
- ret = rb_do_operation (volinfo, src_brickinfo,
- dst_brickinfo,
- GF_REPLACE_OP_ABORT);
- if (ret) {
- gf_log (this->name, GF_LOG_ERROR,
- "Abort operation failed");
- goto out;
- }
- }
-
- if (gf_is_local_addr (src_brickinfo->hostname)) {
- ret = rb_src_brick_restart (volinfo, src_brickinfo,
- 0);
- if (ret) {
- gf_log (this->name, GF_LOG_ERROR,
- "Couldn't restart src brick "
- "with pump xlator disabled.");
- goto out;
- }
- }
-
- if (gf_is_local_addr (dst_brickinfo->hostname)) {
- gf_log (this->name, GF_LOG_INFO,
- "I AM THE DESTINATION HOST");
- ret = rb_kill_destination_brick (volinfo, dst_brickinfo);
- if (ret) {
- gf_log ("", GF_LOG_DEBUG,
- "Failed to kill destination brick");
- goto out;
- }
- }
- glusterd_set_rb_status (volinfo, GF_RB_STATUS_NONE);
- glusterd_brickinfo_delete (volinfo->rep_brick.dst_brick);
- volinfo->rep_brick.src_brick = NULL;
- volinfo->rep_brick.dst_brick = NULL;
- }
- break;
-
- case GF_REPLACE_OP_STATUS:
- {
- gf_log (this->name, GF_LOG_DEBUG,
- "received status - doing nothing");
- ctx = glusterd_op_get_ctx ();
- if (ctx) {
- if (glusterd_is_rb_paused (volinfo)) {
- ret = dict_set_str (ctx, "status-reply",
- "replace brick has been paused");
- if (ret)
- gf_log (this->name, GF_LOG_ERROR,
- "failed to set pump status"
- " in ctx");
- goto out;
- }
-
- ret = rb_do_operation (volinfo, src_brickinfo,
- dst_brickinfo,
- GF_REPLACE_OP_STATUS);
- if (ret)
- goto out;
- }
-
- }
- break;
-
- default:
- ret = -1;
- goto out;
- }
- if (!ret && replace_op != GF_REPLACE_OP_STATUS)
- ret = glusterd_store_volinfo (volinfo,
- GLUSTERD_VOLINFO_VER_AC_INCREMENT);
- if (ret)
- gf_log (this->name, GF_LOG_ERROR, "Couldn't store"
- " replace brick operation's state");
+ int32_t ret = -1;
+ int32_t op_ret = -1;
+ uint32_t txn_generation = 0;
+ uint32_t op_errno = 0;
+ char *op_errstr = NULL;
+ dict_t *req_dict = NULL;
+ dict_t *tmp_dict = NULL;
+ uuid_t *originator_uuid = NULL;
+ xlator_t *this = NULL;
+ glusterd_conf_t *conf = NULL;
+ gf_boolean_t is_acquired = _gf_false;
+
+ this = THIS;
+ GF_ASSERT(this);
+ GF_ASSERT(req);
+ GF_ASSERT(dict);
+ conf = this->private;
+ GF_ASSERT(conf);
+
+ txn_generation = conf->generation;
+ originator_uuid = GF_MALLOC(sizeof(uuid_t), gf_common_mt_uuid_t);
+ if (!originator_uuid) {
+ ret = -1;
+ goto out;
+ }
+
+ gf_uuid_copy(*originator_uuid, MY_UUID);
+ ret = dict_set_bin(dict, "originator_uuid", originator_uuid,
+ sizeof(uuid_t));
+ if (ret) {
+ gf_msg(this->name, GF_LOG_ERROR, 0, GD_MSG_DICT_SET_FAILED,
+ "Failed to set originator_uuid.");
+ GF_FREE(originator_uuid);
+ goto out;
+ }
+
+ ret = dict_set_int32n(dict, "is_synctasked", SLEN("is_synctasked"),
+ _gf_true);
+ if (ret) {
+ gf_msg(this->name, GF_LOG_ERROR, 0, GD_MSG_DICT_SET_FAILED,
+ "Failed to set synctasked flag to true.");
+ goto out;
+ }
+
+ tmp_dict = dict_new();
+ if (!tmp_dict) {
+ gf_msg(this->name, GF_LOG_ERROR, 0, GD_MSG_DICT_CREATE_FAIL,
+ "Unable to create dict");
+ goto out;
+ }
+ dict_copy(dict, tmp_dict);
+
+ ret = glusterd_mgmt_v3_initiate_lockdown(op, dict, &op_errstr, &op_errno,
+ &is_acquired, txn_generation);
+ if (ret) {
+ gf_msg(this->name, GF_LOG_ERROR, 0, GD_MSG_MGMTV3_LOCKDOWN_FAIL,
+ "mgmt_v3 lockdown failed.");
+ goto out;
+ }
+
+ ret = glusterd_mgmt_v3_build_payload(&req_dict, &op_errstr, dict, op);
+ if (ret) {
+ gf_msg(this->name, GF_LOG_ERROR, 0, GD_MSG_MGMTV3_PAYLOAD_BUILD_FAIL,
+ LOGSTR_BUILD_PAYLOAD, gd_op_list[op]);
+ if (op_errstr == NULL)
+ gf_asprintf(&op_errstr, OPERRSTR_BUILD_PAYLOAD);
+ goto out;
+ }
+
+ ret = glusterd_mgmt_v3_pre_validate(op, req_dict, &op_errstr, &op_errno,
+ txn_generation);
+ if (ret) {
+ gf_msg(this->name, GF_LOG_ERROR, 0, GD_MSG_PRE_VALIDATION_FAIL,
+ "Pre Validation Failed");
+ goto out;
+ }
+
+ ret = glusterd_mgmt_v3_commit(op, dict, req_dict, &op_errstr, &op_errno,
+ txn_generation);
+ if (ret) {
+ gf_msg(this->name, GF_LOG_ERROR, 0, GD_MSG_COMMIT_OP_FAIL,
+ "Commit Op Failed");
+ goto out;
+ }
+
+ ret = 0;
out:
- return ret;
-}
-
-void
-glusterd_do_replace_brick (void *data)
-{
- glusterd_volinfo_t *volinfo = NULL;
- int32_t op = 0;
- int32_t src_port = 0;
- int32_t dst_port = 0;
- int32_t ret = 0;
- dict_t *dict = NULL;
- char *src_brick = NULL;
- char *dst_brick = NULL;
- char *volname = NULL;
- glusterd_brickinfo_t *src_brickinfo = NULL;
- glusterd_brickinfo_t *dst_brickinfo = NULL;
- glusterd_conf_t *priv = NULL;
- uuid_t *txn_id = NULL;
- xlator_t *this = NULL;
-
- this = THIS;
- GF_ASSERT (this);
- priv = this->private;
- GF_ASSERT (priv);
- GF_ASSERT (data);
-
- txn_id = &priv->global_txn_id;
- dict = data;
-
- if (priv->timer) {
- gf_timer_call_cancel (THIS->ctx, priv->timer);
- priv->timer = NULL;
- gf_log ("", GF_LOG_DEBUG,
- "Cancelling timer thread");
- }
-
- gf_log ("", GF_LOG_DEBUG,
- "Replace brick operation detected");
-
- ret = dict_get_bin (dict, "transaction_id", (void **)&txn_id);
- gf_log (this->name, GF_LOG_DEBUG, "transaction ID = %s",
- uuid_utoa (*txn_id));
-
- ret = dict_get_int32 (dict, "operation", &op);
- if (ret) {
- gf_log ("", GF_LOG_DEBUG,
- "dict_get on operation failed");
- goto out;
- }
- ret = dict_get_str (dict, "src-brick", &src_brick);
- if (ret) {
- gf_log ("", GF_LOG_ERROR, "Unable to get src brick");
- goto out;
- }
+ op_ret = ret;
- gf_log ("", GF_LOG_DEBUG,
- "src brick=%s", src_brick);
+ (void)glusterd_mgmt_v3_release_peer_locks(op, dict, op_ret, &op_errstr,
+ is_acquired, txn_generation);
- ret = dict_get_str (dict, "dst-brick", &dst_brick);
+ if (is_acquired) {
+ ret = glusterd_multiple_mgmt_v3_unlock(tmp_dict, MY_UUID);
if (ret) {
- gf_log ("", GF_LOG_ERROR, "Unable to get dst brick");
- goto out;
+ gf_msg(this->name, GF_LOG_ERROR, 0, GD_MSG_MGMTV3_UNLOCK_FAIL,
+ "Failed to release mgmt_v3 locks on "
+ "localhost.");
+ op_ret = ret;
}
+ }
+ /* SEND CLI RESPONSE */
+ glusterd_op_send_cli_response(op, op_ret, op_errno, req, dict, op_errstr);
- gf_log ("", GF_LOG_DEBUG,
- "dst brick=%s", dst_brick);
+ if (req_dict)
+ dict_unref(req_dict);
- ret = dict_get_str (dict, "volname", &volname);
+ if (tmp_dict)
+ dict_unref(tmp_dict);
- if (ret) {
- gf_log ("", GF_LOG_ERROR, "Unable to get volume name");
- goto out;
- }
+ if (op_errstr) {
+ GF_FREE(op_errstr);
+ op_errstr = NULL;
+ }
- ret = glusterd_volinfo_find (volname, &volinfo);
- if (ret) {
- gf_log ("", GF_LOG_ERROR, "Unable to allocate memory");
- goto out;
- }
-
- ret = glusterd_volume_brickinfo_get_by_brick (src_brick, volinfo,
- &src_brickinfo);
- if (ret) {
- gf_log ("", GF_LOG_DEBUG, "Unable to get src-brickinfo");
- goto out;
- }
-
- ret = glusterd_get_rb_dst_brickinfo (volinfo, &dst_brickinfo);
- if (!dst_brickinfo) {
- gf_log ("", GF_LOG_DEBUG, "Unable to get dst-brickinfo");
- goto out;
- }
-
- ret = glusterd_resolve_brick (dst_brickinfo);
- if (ret) {
- gf_log ("", GF_LOG_DEBUG, "Unable to resolve dst-brickinfo");
- goto out;
- }
-
- ret = dict_get_int32 (dict, "src-brick-port", &src_port);
- if (ret) {
- gf_log ("", GF_LOG_ERROR, "Unable to get src-brick port");
- goto out;
- }
-
- ret = dict_get_int32 (dict, "dst-brick-port", &dst_port);
- if (ret) {
- gf_log ("", GF_LOG_ERROR, "Unable to get dst-brick port");
- }
-
- dst_brickinfo->port = dst_port;
- src_brickinfo->port = src_port;
-
- switch (op) {
- case GF_REPLACE_OP_START:
- if (!dst_port) {
- ret = -1;
- goto out;
- }
-
- ret = rb_do_operation (volinfo, src_brickinfo, dst_brickinfo,
- GF_REPLACE_OP_START);
- if (ret)
- goto out;
- break;
- case GF_REPLACE_OP_PAUSE:
- case GF_REPLACE_OP_ABORT:
- case GF_REPLACE_OP_COMMIT:
- case GF_REPLACE_OP_COMMIT_FORCE:
- case GF_REPLACE_OP_STATUS:
- break;
- default:
- ret = -1;
- goto out;
- }
-
-out:
- if (ret)
- ret = glusterd_op_sm_inject_event (GD_OP_EVENT_RCVD_RJT,
- txn_id, NULL);
- else
- ret = glusterd_op_sm_inject_event (GD_OP_EVENT_COMMIT_ACC,
- txn_id, NULL);
-
- synclock_lock (&priv->big_lock);
- {
- glusterd_op_sm ();
- }
- synclock_unlock (&priv->big_lock);
+ return 0;
}
generated by cgit (git 2.34.1) at 2025-12-28 13:46:02 +0000