diff options
Diffstat (limited to 'xlators/mgmt/glusterd/src/glusterd-rebalance.c')
-rw-r--r-- | xlators/mgmt/glusterd/src/glusterd-rebalance.c | 186 |
1 files changed, 135 insertions, 51 deletions
diff --git a/xlators/mgmt/glusterd/src/glusterd-rebalance.c b/xlators/mgmt/glusterd/src/glusterd-rebalance.c index fa1af7d2907..4c7282e8297 100644 --- a/xlators/mgmt/glusterd/src/glusterd-rebalance.c +++ b/xlators/mgmt/glusterd/src/glusterd-rebalance.c @@ -88,12 +88,12 @@ glusterd_defrag_notify (struct rpc_clnt *rpc, void *mydata, if (!volinfo) return 0; - defrag = volinfo->defrag; + defrag = volinfo->rebal.defrag; if (!defrag) return 0; if ((event == RPC_CLNT_DISCONNECT) && defrag->connected) - volinfo->defrag = NULL; + volinfo->rebal.defrag = NULL; GLUSTERD_GET_DEFRAG_PID_FILE(pidfile, volinfo, priv); @@ -126,12 +126,12 @@ glusterd_defrag_notify (struct rpc_clnt *rpc, void *mydata, UNLOCK (&defrag->lock); if (!glusterd_is_service_running (pidfile, NULL)) { - if (volinfo->defrag_status == - GF_DEFRAG_STATUS_STARTED) { - volinfo->defrag_status = - GF_DEFRAG_STATUS_FAILED; + if (volinfo->rebal.defrag_status == + GF_DEFRAG_STATUS_STARTED) { + volinfo->rebal.defrag_status = + GF_DEFRAG_STATUS_FAILED; } else { - volinfo->defrag_cmd = 0; + volinfo->rebal.defrag_cmd = 0; } } @@ -142,7 +142,8 @@ glusterd_defrag_notify (struct rpc_clnt *rpc, void *mydata, defrag->rpc = NULL; } if (defrag->cbk_fn) - defrag->cbk_fn (volinfo, volinfo->defrag_status); + defrag->cbk_fn (volinfo, + volinfo->rebal.defrag_status); GF_FREE (defrag); gf_log ("", GF_LOG_DEBUG, "%s got RPC_CLNT_DISCONNECT", @@ -161,7 +162,8 @@ glusterd_defrag_notify (struct rpc_clnt *rpc, void *mydata, int glusterd_handle_defrag_start (glusterd_volinfo_t *volinfo, char *op_errstr, - size_t len, int cmd, defrag_cbk_fn_t cbk) + size_t len, int cmd, defrag_cbk_fn_t cbk, + glusterd_op_t op) { int ret = -1; glusterd_defrag_info_t *defrag = NULL; @@ -183,22 +185,24 @@ glusterd_handle_defrag_start (glusterd_volinfo_t *volinfo, char *op_errstr, ret = glusterd_defrag_start_validate (volinfo, op_errstr, len); if (ret) goto out; - if (!volinfo->defrag) - volinfo->defrag = GF_CALLOC (1, sizeof (glusterd_defrag_info_t), - gf_gld_mt_defrag_info); - if (!volinfo->defrag) + if (!volinfo->rebal.defrag) + volinfo->rebal.defrag = + GF_CALLOC (1, sizeof (*volinfo->rebal.defrag), + gf_gld_mt_defrag_info); + if (!volinfo->rebal.defrag) goto out; - defrag = volinfo->defrag; + defrag = volinfo->rebal.defrag; defrag->cmd = cmd; + volinfo->rebal.op = op; + LOCK_INIT (&defrag->lock); - volinfo->defrag_status = GF_DEFRAG_STATUS_STARTED; + volinfo->rebal.defrag_status = GF_DEFRAG_STATUS_STARTED; glusterd_volinfo_reset_defrag_stats (volinfo); - volinfo->defrag_cmd = cmd; glusterd_store_perform_node_state_store (volinfo); GLUSTERD_GET_DEFRAG_DIR (defrag_path, volinfo, priv); @@ -294,13 +298,15 @@ glusterd_rebalance_rpc_create (glusterd_volinfo_t *volinfo, int ret = -1; glusterd_defrag_info_t *defrag = NULL; - if (!volinfo->defrag) - volinfo->defrag = GF_CALLOC (1, sizeof (glusterd_defrag_info_t), - gf_gld_mt_defrag_info); - if (!volinfo->defrag) + if (!volinfo->rebal.defrag) + volinfo->rebal.defrag = + GF_CALLOC (1, sizeof (*volinfo->rebal.defrag), + gf_gld_mt_defrag_info); + + if (!volinfo->rebal.defrag) goto out; - defrag = volinfo->defrag; + defrag = volinfo->rebal.defrag; defrag->cmd = cmd; @@ -434,10 +440,12 @@ out: glusterd_op_sm (); if (ret) { - ret = glusterd_op_send_cli_response (GD_OP_REBALANCE, ret, 0, req, - dict, "operation failed"); + ret = glusterd_op_send_cli_response (GD_OP_REBALANCE, ret, 0, + req, dict, + "operation failed"); if (dict) dict_unref (dict); + } free (cli_req.dict.dict_val);//malloced by xdr @@ -449,38 +457,71 @@ out: int glusterd_op_stage_rebalance (dict_t *dict, char **op_errstr) { - char *volname = NULL; - int ret = 0; - int32_t cmd = 0; - char msg[2048] = {0}; - glusterd_volinfo_t *volinfo = NULL; + char *volname = NULL; + int ret = 0; + int32_t cmd = 0; + char msg[2048] = {0}; + glusterd_volinfo_t *volinfo = NULL; + char *task_id_str = NULL; + dict_t *op_ctx = NULL; + xlator_t *this = 0; + + this = THIS; + GF_ASSERT (this); ret = dict_get_str (dict, "volname", &volname); if (ret) { - gf_log (THIS->name, GF_LOG_DEBUG, "volname not found"); + gf_log (this->name, GF_LOG_DEBUG, "volname not found"); goto out; } + ret = dict_get_int32 (dict, "rebalance-command", &cmd); if (ret) { - gf_log (THIS->name, GF_LOG_DEBUG, "cmd not found"); + gf_log (this->name, GF_LOG_DEBUG, "cmd not found"); goto out; } ret = glusterd_rebalance_cmd_validate (cmd, volname, &volinfo, msg, sizeof (msg)); if (ret) { - gf_log (THIS->name, GF_LOG_DEBUG, "failed to validate"); + gf_log (this->name, GF_LOG_DEBUG, "failed to validate"); goto out; } switch (cmd) { case GF_DEFRAG_CMD_START: case GF_DEFRAG_CMD_START_LAYOUT_FIX: case GF_DEFRAG_CMD_START_FORCE: + if (is_origin_glusterd ()) { + op_ctx = glusterd_op_get_ctx (); + if (!op_ctx) { + ret = -1; + gf_log (this->name, GF_LOG_ERROR, + "Failed to get op_ctx"); + goto out; + } + + ret = glusterd_generate_and_set_task_id + (op_ctx, GF_REBALANCE_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_REBALANCE_TID_KEY, + &task_id_str); + if (ret) { + snprintf (msg, sizeof (msg), + "Missing rebalance-id"); + gf_log (this->name, GF_LOG_WARNING, "%s", msg); + ret = 0; + } + } ret = glusterd_defrag_start_validate (volinfo, - msg, sizeof (msg)); + msg, sizeof (msg)); if (ret) { - gf_log (THIS->name, GF_LOG_DEBUG, - "start validate failed"); + gf_log (this->name, GF_LOG_DEBUG, + "start validate failed"); goto out; } break; @@ -503,43 +544,86 @@ out: int glusterd_op_rebalance (dict_t *dict, char **op_errstr, dict_t *rsp_dict) { - char *volname = NULL; - int ret = 0; - int32_t cmd = 0; - char msg[2048] = {0}; - glusterd_volinfo_t *volinfo = NULL; - glusterd_conf_t *priv = NULL; - glusterd_brickinfo_t *brickinfo = NULL; - glusterd_brickinfo_t *tmp = NULL; - gf_boolean_t volfile_update = _gf_false; - - priv = THIS->private; + char *volname = NULL; + int ret = 0; + int32_t cmd = 0; + char msg[2048] = {0}; + glusterd_volinfo_t *volinfo = NULL; + glusterd_conf_t *priv = NULL; + glusterd_brickinfo_t *brickinfo = NULL; + glusterd_brickinfo_t *tmp = NULL; + gf_boolean_t volfile_update = _gf_false; + char *task_id_str = NULL; + dict_t *ctx = NULL; + xlator_t *this = NULL; + + this = THIS; + GF_ASSERT (this); + priv = this->private; ret = dict_get_str (dict, "volname", &volname); if (ret) { - gf_log (THIS->name, GF_LOG_DEBUG, "volname not given"); + gf_log (this->name, GF_LOG_DEBUG, "volname not given"); goto out; } ret = dict_get_int32 (dict, "rebalance-command", &cmd); if (ret) { - gf_log (THIS->name, GF_LOG_DEBUG, "command not given"); + gf_log (this->name, GF_LOG_DEBUG, "command not given"); goto out; } + ret = glusterd_rebalance_cmd_validate (cmd, volname, &volinfo, msg, sizeof (msg)); if (ret) { - gf_log (THIS->name, GF_LOG_DEBUG, "cmd validate failed"); + gf_log (this->name, GF_LOG_DEBUG, "cmd validate failed"); goto out; } + /* Set task-id, if available, in op_ctx dict for operations other than + * start + */ + if (cmd == GF_DEFRAG_CMD_STATUS || cmd == GF_DEFRAG_CMD_STOP) { + if (!uuid_is_null (volinfo->rebal.rebalance_id)) { + ctx = glusterd_op_get_ctx (); + if (!ctx) { + gf_log (this->name, GF_LOG_ERROR, + "Failed to get op_ctx"); + ret = -1; + goto out; + } + + if (GD_OP_REMOVE_BRICK == volinfo->rebal.op) + ret = glusterd_copy_uuid_to_dict + (volinfo->rebal.rebalance_id, ctx, + GF_REMOVE_BRICK_TID_KEY); + else + ret = glusterd_copy_uuid_to_dict + (volinfo->rebal.rebalance_id, ctx, + GF_REBALANCE_TID_KEY); + if (ret) { + gf_log (this->name, GF_LOG_ERROR, + "Failed to set task-id"); + goto out; + } + } + } + switch (cmd) { case GF_DEFRAG_CMD_START: case GF_DEFRAG_CMD_START_LAYOUT_FIX: case GF_DEFRAG_CMD_START_FORCE: + ret = dict_get_str (dict, GF_REBALANCE_TID_KEY, &task_id_str); + if (ret) { + gf_log (this->name, GF_LOG_DEBUG, "Missing rebalance " + "id"); + ret = 0; + } else { + uuid_parse (task_id_str, volinfo->rebal.rebalance_id) ; + } ret = glusterd_handle_defrag_start (volinfo, msg, sizeof (msg), - cmd, NULL); + cmd, NULL, GD_OP_REBALANCE); break; case GF_DEFRAG_CMD_STOP: /* Fall back to the old volume file in case of decommission*/ @@ -558,7 +642,7 @@ glusterd_op_rebalance (dict_t *dict, char **op_errstr, dict_t *rsp_dict) ret = glusterd_create_volfiles_and_notify_services (volinfo); if (ret) { - gf_log (THIS->name, GF_LOG_WARNING, + gf_log (this->name, GF_LOG_WARNING, "failed to create volfiles"); goto out; } @@ -566,7 +650,7 @@ glusterd_op_rebalance (dict_t *dict, char **op_errstr, dict_t *rsp_dict) ret = glusterd_store_volinfo (volinfo, GLUSTERD_VOLINFO_VER_AC_INCREMENT); if (ret) { - gf_log (THIS->name, GF_LOG_WARNING, + gf_log (this->name, GF_LOG_WARNING, "failed to store volinfo"); goto out; } |