/* * Copyright (c) 2019 TAOS Data, Inc. * * This program is free software: you can use, redistribute, and/or modify * it under the terms of the GNU Affero General Public License, version 3 * or later ("AGPL"), as published by the Free Software Foundation. * * This program 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. * * You should have received a copy of the GNU Affero General Public License * along with this program. If not, see . */ #define _DEFAULT_SOURCE #include "vmInt.h" void vmGetVnodeLoads(SVnodeMgmt *pMgmt, SMonVloadInfo *pInfo) { pInfo->pVloads = taosArrayInit(pMgmt->state.totalVnodes, sizeof(SVnodeLoad)); if (pInfo->pVloads == NULL) return; taosThreadRwlockRdlock(&pMgmt->lock); void *pIter = taosHashIterate(pMgmt->hash, NULL); while (pIter) { SVnodeObj **ppVnode = pIter; if (ppVnode == NULL || *ppVnode == NULL) continue; SVnodeObj *pVnode = *ppVnode; SVnodeLoad vload = {0}; vnodeGetLoad(pVnode->pImpl, &vload); taosArrayPush(pInfo->pVloads, &vload); pIter = taosHashIterate(pMgmt->hash, pIter); } taosThreadRwlockUnlock(&pMgmt->lock); } void vmGetMonitorInfo(SVnodeMgmt *pMgmt, SMonVmInfo *pInfo) { SMonVloadInfo vloads = {0}; vmGetVnodeLoads(pMgmt, &vloads); SArray *pVloads = vloads.pVloads; if (pVloads == NULL) return; int32_t totalVnodes = 0; int32_t masterNum = 0; int64_t numOfSelectReqs = 0; int64_t numOfInsertReqs = 0; int64_t numOfInsertSuccessReqs = 0; int64_t numOfBatchInsertReqs = 0; int64_t numOfBatchInsertSuccessReqs = 0; for (int32_t i = 0; i < taosArrayGetSize(pVloads); ++i) { SVnodeLoad *pLoad = taosArrayGet(pVloads, i); numOfSelectReqs += pLoad->numOfSelectReqs; numOfInsertReqs += pLoad->numOfInsertReqs; numOfInsertSuccessReqs += pLoad->numOfInsertSuccessReqs; numOfBatchInsertReqs += pLoad->numOfBatchInsertReqs; numOfBatchInsertSuccessReqs += pLoad->numOfBatchInsertSuccessReqs; if (pLoad->syncState == TAOS_SYNC_STATE_LEADER) masterNum++; totalVnodes++; } pInfo->vstat.totalVnodes = totalVnodes; pInfo->vstat.masterNum = masterNum; pInfo->vstat.numOfSelectReqs = numOfSelectReqs - pMgmt->state.numOfSelectReqs; pInfo->vstat.numOfInsertReqs = numOfInsertReqs - pMgmt->state.numOfInsertReqs; pInfo->vstat.numOfInsertSuccessReqs = numOfInsertSuccessReqs - pMgmt->state.numOfInsertSuccessReqs; pInfo->vstat.numOfBatchInsertReqs = numOfBatchInsertReqs - pMgmt->state.numOfBatchInsertReqs; pInfo->vstat.numOfBatchInsertSuccessReqs = numOfBatchInsertSuccessReqs - pMgmt->state.numOfBatchInsertSuccessReqs; pMgmt->state.totalVnodes = totalVnodes; pMgmt->state.masterNum = masterNum; pMgmt->state.numOfSelectReqs = numOfSelectReqs; pMgmt->state.numOfInsertReqs = numOfInsertReqs; pMgmt->state.numOfInsertSuccessReqs = numOfInsertSuccessReqs; pMgmt->state.numOfBatchInsertReqs = numOfBatchInsertReqs; pMgmt->state.numOfBatchInsertSuccessReqs = numOfBatchInsertSuccessReqs; tfsGetMonitorInfo(pMgmt->pTfs, &pInfo->tfs); taosArrayDestroy(pVloads); } int32_t vmProcessGetMonitorInfoReq(SVnodeMgmt *pMgmt, SRpcMsg *pMsg) { SMonVmInfo vmInfo = {0}; vmGetMonitorInfo(pMgmt, &vmInfo); dmGetMonitorSystemInfo(&vmInfo.sys); monGetLogs(&vmInfo.log); int32_t rspLen = tSerializeSMonVmInfo(NULL, 0, &vmInfo); if (rspLen < 0) { terrno = TSDB_CODE_INVALID_MSG; return -1; } void *pRsp = rpcMallocCont(rspLen); if (pRsp == NULL) { terrno = TSDB_CODE_OUT_OF_MEMORY; return -1; } tSerializeSMonVmInfo(pRsp, rspLen, &vmInfo); pMsg->info.rsp = pRsp; pMsg->info.rspLen = rspLen; tFreeSMonVmInfo(&vmInfo); return 0; } int32_t vmProcessGetLoadsReq(SVnodeMgmt *pMgmt, SRpcMsg *pMsg) { SMonVloadInfo vloads = {0}; vmGetVnodeLoads(pMgmt, &vloads); int32_t rspLen = tSerializeSMonVloadInfo(NULL, 0, &vloads); if (rspLen < 0) { terrno = TSDB_CODE_INVALID_MSG; return -1; } void *pRsp = rpcMallocCont(rspLen); if (pRsp == NULL) { terrno = TSDB_CODE_OUT_OF_MEMORY; return -1; } tSerializeSMonVloadInfo(pRsp, rspLen, &vloads); pMsg->info.rsp = pRsp; pMsg->info.rspLen = rspLen; tFreeSMonVloadInfo(&vloads); return 0; } static void vmGenerateVnodeCfg(SCreateVnodeReq *pCreate, SVnodeCfg *pCfg) { memcpy(pCfg, &vnodeCfgDefault, sizeof(SVnodeCfg)); pCfg->vgId = pCreate->vgId; tstrncpy(pCfg->dbname, pCreate->db, sizeof(pCfg->dbname)); pCfg->dbId = pCreate->dbUid; pCfg->szPage = pCreate->pageSize * 1024; pCfg->szCache = pCreate->pages; pCfg->cacheLast = pCreate->cacheLast; pCfg->cacheLastSize = pCreate->cacheLastSize; pCfg->szBuf = (uint64_t)pCreate->buffer * 1024 * 1024; pCfg->isWeak = true; pCfg->isTsma = pCreate->isTsma; pCfg->tsdbCfg.compression = pCreate->compression; pCfg->tsdbCfg.precision = pCreate->precision; pCfg->tsdbCfg.days = pCreate->daysPerFile; pCfg->tsdbCfg.keep0 = pCreate->daysToKeep0; pCfg->tsdbCfg.keep1 = pCreate->daysToKeep1; pCfg->tsdbCfg.keep2 = pCreate->daysToKeep2; pCfg->tsdbCfg.minRows = pCreate->minRows; pCfg->tsdbCfg.maxRows = pCreate->maxRows; for (size_t i = 0; i < taosArrayGetSize(pCreate->pRetensions); ++i) { SRetention *pRetention = &pCfg->tsdbCfg.retentions[i]; memcpy(pRetention, taosArrayGet(pCreate->pRetensions, i), sizeof(SRetention)); if (i == 0) { if ((pRetention->freq > 0 && pRetention->keep > 0)) pCfg->isRsma = 1; } } pCfg->walCfg.vgId = pCreate->vgId; pCfg->walCfg.fsyncPeriod = pCreate->walFsyncPeriod; pCfg->walCfg.retentionPeriod = pCreate->walRetentionPeriod; pCfg->walCfg.rollPeriod = pCreate->walRollPeriod; pCfg->walCfg.retentionSize = pCreate->walRetentionSize; pCfg->walCfg.segSize = pCreate->walSegmentSize; pCfg->walCfg.level = pCreate->walLevel; pCfg->hashBegin = pCreate->hashBegin; pCfg->hashEnd = pCreate->hashEnd; pCfg->hashMethod = pCreate->hashMethod; pCfg->standby = pCfg->standby; pCfg->syncCfg.myIndex = pCreate->selfIndex; pCfg->syncCfg.replicaNum = pCreate->replica; memset(&pCfg->syncCfg.nodeInfo, 0, sizeof(pCfg->syncCfg.nodeInfo)); for (int i = 0; i < pCreate->replica; ++i) { SNodeInfo *pNode = &pCfg->syncCfg.nodeInfo[i]; pNode->nodePort = pCreate->replicas[i].port; tstrncpy(pNode->nodeFqdn, pCreate->replicas[i].fqdn, sizeof(pNode->nodeFqdn)); } } static void vmGenerateWrapperCfg(SVnodeMgmt *pMgmt, SCreateVnodeReq *pCreate, SWrapperCfg *pCfg) { pCfg->vgId = pCreate->vgId; pCfg->vgVersion = pCreate->vgVersion; pCfg->dropped = 0; snprintf(pCfg->path, sizeof(pCfg->path), "%s%svnode%d", pMgmt->path, TD_DIRSEP, pCreate->vgId); } static int32_t vmTsmaAdjustDays(SVnodeCfg *pCfg, SCreateVnodeReq *pReq) { if (pReq->isTsma) { SMsgHead *smaMsg = pReq->pTsma; uint32_t contLen = (uint32_t)(htonl(smaMsg->contLen) - sizeof(SMsgHead)); return smaGetTSmaDays(pCfg, POINTER_SHIFT(smaMsg, sizeof(SMsgHead)), contLen, &pCfg->tsdbCfg.days); } return 0; } static int32_t vmTsmaProcessCreate(SVnode *pVnode, SCreateVnodeReq *pReq) { if (pReq->isTsma) { SMsgHead *smaMsg = pReq->pTsma; uint32_t contLen = (uint32_t)(htonl(smaMsg->contLen) - sizeof(SMsgHead)); return vnodeProcessCreateTSma(pVnode, POINTER_SHIFT(smaMsg, sizeof(SMsgHead)), contLen); } return 0; } int32_t vmProcessCreateVnodeReq(SVnodeMgmt *pMgmt, SRpcMsg *pMsg) { SCreateVnodeReq createReq = {0}; SVnodeCfg vnodeCfg = {0}; SWrapperCfg wrapperCfg = {0}; int32_t code = -1; char path[TSDB_FILENAME_LEN] = {0}; if (tDeserializeSCreateVnodeReq(pMsg->pCont, pMsg->contLen, &createReq) != 0) { terrno = TSDB_CODE_INVALID_MSG; return -1; } dDebug("vgId:%d, start to create vnode, tsma:%d standby:%d cacheLast:%d cacheLastSize:%d", createReq.vgId, createReq.isTsma, createReq.standby, createReq.cacheLast, createReq.cacheLastSize); vmGenerateVnodeCfg(&createReq, &vnodeCfg); if (vmTsmaAdjustDays(&vnodeCfg, &createReq) < 0) { dError("vgId:%d, failed to adjust tsma days since %s", createReq.vgId, terrstr()); code = terrno; goto _OVER; } vmGenerateWrapperCfg(pMgmt, &createReq, &wrapperCfg); SVnodeObj *pVnode = vmAcquireVnode(pMgmt, createReq.vgId); if (pVnode != NULL) { dDebug("vgId:%d, already exist", createReq.vgId); tFreeSCreateVnodeReq(&createReq); vmReleaseVnode(pMgmt, pVnode); terrno = TSDB_CODE_NODE_ALREADY_DEPLOYED; code = terrno; return 0; } snprintf(path, TSDB_FILENAME_LEN, "vnode%svnode%d", TD_DIRSEP, vnodeCfg.vgId); if (vnodeCreate(path, &vnodeCfg, pMgmt->pTfs) < 0) { tFreeSCreateVnodeReq(&createReq); dError("vgId:%d, failed to create vnode since %s", createReq.vgId, terrstr()); code = terrno; goto _OVER; } SVnode *pImpl = vnodeOpen(path, pMgmt->pTfs, pMgmt->msgCb); if (pImpl == NULL) { dError("vgId:%d, failed to open vnode since %s", createReq.vgId, terrstr()); code = terrno; goto _OVER; } code = vmOpenVnode(pMgmt, &wrapperCfg, pImpl); if (code != 0) { dError("vgId:%d, failed to open vnode since %s", createReq.vgId, terrstr()); code = terrno; goto _OVER; } code = vmTsmaProcessCreate(pImpl, &createReq); if (code != 0) { dError("vgId:%d, failed to create tsma since %s", createReq.vgId, terrstr()); code = terrno; goto _OVER; } code = vnodeStart(pImpl); if (code != 0) { dError("vgId:%d, failed to start sync since %s", createReq.vgId, terrstr()); goto _OVER; } code = vmWriteVnodeListToFile(pMgmt); if (code != 0) { code = terrno; goto _OVER; } _OVER: if (code != 0) { vnodeClose(pImpl); vnodeDestroy(path, pMgmt->pTfs); } else { dInfo("vgId:%d, vnode is created", createReq.vgId); } tFreeSCreateVnodeReq(&createReq); terrno = code; return code; } int32_t vmProcessDropVnodeReq(SVnodeMgmt *pMgmt, SRpcMsg *pMsg) { SDropVnodeReq dropReq = {0}; if (tDeserializeSDropVnodeReq(pMsg->pCont, pMsg->contLen, &dropReq) != 0) { terrno = TSDB_CODE_INVALID_MSG; return -1; } int32_t vgId = dropReq.vgId; dDebug("vgId:%d, start to drop vnode", vgId); SVnodeObj *pVnode = vmAcquireVnode(pMgmt, vgId); if (pVnode == NULL) { dDebug("vgId:%d, failed to drop since %s", vgId, terrstr()); terrno = TSDB_CODE_NODE_NOT_DEPLOYED; return -1; } pVnode->dropped = 1; if (vmWriteVnodeListToFile(pMgmt) != 0) { pVnode->dropped = 0; vmReleaseVnode(pMgmt, pVnode); return -1; } vmCloseVnode(pMgmt, pVnode); vmWriteVnodeListToFile(pMgmt); return 0; } SArray *vmGetMsgHandles() { int32_t code = -1; SArray *pArray = taosArrayInit(32, sizeof(SMgmtHandle)); if (pArray == NULL) goto _OVER; if (dmSetMgmtHandle(pArray, TDMT_MON_VM_INFO, vmPutMsgToMonitorQueue, 0) == NULL) goto _OVER; if (dmSetMgmtHandle(pArray, TDMT_MON_VM_LOAD, vmPutMsgToMonitorQueue, 0) == NULL) goto _OVER; if (dmSetMgmtHandle(pArray, TDMT_VND_SUBMIT, vmPutMsgToWriteQueue, 0) == NULL) goto _OVER; if (dmSetMgmtHandle(pArray, TDMT_SCH_QUERY, vmPutMsgToQueryQueue, 0) == NULL) goto _OVER; if (dmSetMgmtHandle(pArray, TDMT_SCH_MERGE_QUERY, vmPutMsgToQueryQueue, 0) == NULL) goto _OVER; if (dmSetMgmtHandle(pArray, TDMT_SCH_QUERY_CONTINUE, vmPutMsgToQueryQueue, 0) == NULL) goto _OVER; if (dmSetMgmtHandle(pArray, TDMT_VND_FETCH_RSMA, vmPutMsgToQueryQueue, 0) == NULL) goto _OVER; if (dmSetMgmtHandle(pArray, TDMT_SCH_FETCH, vmPutMsgToFetchQueue, 0) == NULL) goto _OVER; if (dmSetMgmtHandle(pArray, TDMT_SCH_MERGE_FETCH, vmPutMsgToFetchQueue, 0) == NULL) goto _OVER; if (dmSetMgmtHandle(pArray, TDMT_VND_ALTER_TABLE, vmPutMsgToWriteQueue, 0) == NULL) goto _OVER; if (dmSetMgmtHandle(pArray, TDMT_VND_UPDATE_TAG_VAL, vmPutMsgToWriteQueue, 0) == NULL) goto _OVER; if (dmSetMgmtHandle(pArray, TDMT_VND_TABLE_META, vmPutMsgToFetchQueue, 0) == NULL) goto _OVER; if (dmSetMgmtHandle(pArray, TDMT_VND_TABLE_CFG, vmPutMsgToFetchQueue, 0) == NULL) goto _OVER; if (dmSetMgmtHandle(pArray, TDMT_VND_BATCH_META, vmPutMsgToFetchQueue, 0) == NULL) goto _OVER; if (dmSetMgmtHandle(pArray, TDMT_VND_TABLES_META, vmPutMsgToFetchQueue, 0) == NULL) goto _OVER; if (dmSetMgmtHandle(pArray, TDMT_SCH_CANCEL_TASK, vmPutMsgToFetchQueue, 0) == NULL) goto _OVER; if (dmSetMgmtHandle(pArray, TDMT_SCH_DROP_TASK, vmPutMsgToFetchQueue, 0) == NULL) goto _OVER; if (dmSetMgmtHandle(pArray, TDMT_VND_CREATE_STB, vmPutMsgToWriteQueue, 0) == NULL) goto _OVER; if (dmSetMgmtHandle(pArray, TDMT_VND_DROP_TTL_TABLE, vmPutMsgToWriteQueue, 0) == NULL) goto _OVER; if (dmSetMgmtHandle(pArray, TDMT_VND_ALTER_STB, vmPutMsgToWriteQueue, 0) == NULL) goto _OVER; if (dmSetMgmtHandle(pArray, TDMT_VND_DROP_STB, vmPutMsgToWriteQueue, 0) == NULL) goto _OVER; if (dmSetMgmtHandle(pArray, TDMT_VND_CREATE_TABLE, vmPutMsgToWriteQueue, 0) == NULL) goto _OVER; if (dmSetMgmtHandle(pArray, TDMT_VND_DROP_TABLE, vmPutMsgToWriteQueue, 0) == NULL) goto _OVER; if (dmSetMgmtHandle(pArray, TDMT_VND_CREATE_SMA, vmPutMsgToWriteQueue, 0) == NULL) goto _OVER; if (dmSetMgmtHandle(pArray, TDMT_VND_CANCEL_SMA, vmPutMsgToWriteQueue, 0) == NULL) goto _OVER; if (dmSetMgmtHandle(pArray, TDMT_VND_DROP_SMA, vmPutMsgToWriteQueue, 0) == NULL) goto _OVER; if (dmSetMgmtHandle(pArray, TDMT_VND_SUBMIT_RSMA, vmPutMsgToWriteQueue, 0) == NULL) goto _OVER; if (dmSetMgmtHandle(pArray, TDMT_VND_MQ_VG_CHANGE, vmPutMsgToWriteQueue, 0) == NULL) goto _OVER; if (dmSetMgmtHandle(pArray, TDMT_VND_MQ_VG_DELETE, vmPutMsgToWriteQueue, 0) == NULL) goto _OVER; if (dmSetMgmtHandle(pArray, TDMT_VND_MQ_COMMIT_OFFSET, vmPutMsgToWriteQueue, 0) == NULL) goto _OVER; if (dmSetMgmtHandle(pArray, TDMT_VND_CHECK_ALTER_INFO, vmPutMsgToWriteQueue, 0) == NULL) goto _OVER; if (dmSetMgmtHandle(pArray, TDMT_VND_CONSUME, vmPutMsgToFetchQueue, 0) == NULL) goto _OVER; if (dmSetMgmtHandle(pArray, TDMT_VND_DELETE, vmPutMsgToWriteQueue, 0) == NULL) goto _OVER; if (dmSetMgmtHandle(pArray, TDMT_VND_BATCH_DEL, vmPutMsgToWriteQueue, 0) == NULL) goto _OVER; if (dmSetMgmtHandle(pArray, TDMT_VND_COMMIT, vmPutMsgToWriteQueue, 0) == NULL) goto _OVER; if (dmSetMgmtHandle(pArray, TDMT_SCH_QUERY_HEARTBEAT, vmPutMsgToFetchQueue, 0) == NULL) goto _OVER; if (dmSetMgmtHandle(pArray, TDMT_VND_STREAM_TRIGGER, vmPutMsgToStreamQueue, 0) == NULL) goto _OVER; if (dmSetMgmtHandle(pArray, TDMT_STREAM_TASK_DROP, vmPutMsgToWriteQueue, 0) == NULL) goto _OVER; if (dmSetMgmtHandle(pArray, TDMT_STREAM_TASK_DEPLOY, vmPutMsgToWriteQueue, 0) == NULL) goto _OVER; if (dmSetMgmtHandle(pArray, TDMT_STREAM_TASK_RUN, vmPutMsgToStreamQueue, 0) == NULL) goto _OVER; if (dmSetMgmtHandle(pArray, TDMT_STREAM_TASK_DISPATCH, vmPutMsgToStreamQueue, 0) == NULL) goto _OVER; if (dmSetMgmtHandle(pArray, TDMT_STREAM_TASK_DISPATCH_RSP, vmPutMsgToStreamQueue, 0) == NULL) goto _OVER; if (dmSetMgmtHandle(pArray, TDMT_STREAM_TASK_RECOVER, vmPutMsgToStreamQueue, 0) == NULL) goto _OVER; if (dmSetMgmtHandle(pArray, TDMT_STREAM_TASK_RECOVER_RSP, vmPutMsgToStreamQueue, 0) == NULL) goto _OVER; if (dmSetMgmtHandle(pArray, TDMT_STREAM_RETRIEVE, vmPutMsgToStreamQueue, 0) == NULL) goto _OVER; if (dmSetMgmtHandle(pArray, TDMT_STREAM_RETRIEVE_RSP, vmPutMsgToStreamQueue, 0) == NULL) goto _OVER; if (dmSetMgmtHandle(pArray, TDMT_VND_ALTER_REPLICA, vmPutMsgToWriteQueue, 0) == NULL) goto _OVER; if (dmSetMgmtHandle(pArray, TDMT_VND_ALTER_CONFIG, vmPutMsgToWriteQueue, 0) == NULL) goto _OVER; if (dmSetMgmtHandle(pArray, TDMT_VND_ALTER_CONFIRM, vmPutMsgToWriteQueue, 0) == NULL) goto _OVER; if (dmSetMgmtHandle(pArray, TDMT_VND_ALTER_HASHRANGE, vmPutMsgToWriteQueue, 0) == NULL) goto _OVER; if (dmSetMgmtHandle(pArray, TDMT_VND_COMPACT, vmPutMsgToWriteQueue, 0) == NULL) goto _OVER; if (dmSetMgmtHandle(pArray, TDMT_VND_TRIM, vmPutMsgToWriteQueue, 0) == NULL) goto _OVER; if (dmSetMgmtHandle(pArray, TDMT_DND_CREATE_VNODE, vmPutMsgToMgmtQueue, 0) == NULL) goto _OVER; if (dmSetMgmtHandle(pArray, TDMT_DND_DROP_VNODE, vmPutMsgToMgmtQueue, 0) == NULL) goto _OVER; if (dmSetMgmtHandle(pArray, TDMT_SYNC_TIMEOUT, vmPutMsgToSyncQueue, 0) == NULL) goto _OVER; if (dmSetMgmtHandle(pArray, TDMT_SYNC_PING, vmPutMsgToSyncQueue, 0) == NULL) goto _OVER; if (dmSetMgmtHandle(pArray, TDMT_SYNC_PING_REPLY, vmPutMsgToSyncQueue, 0) == NULL) goto _OVER; if (dmSetMgmtHandle(pArray, TDMT_SYNC_CLIENT_REQUEST, vmPutMsgToSyncQueue, 0) == NULL) goto _OVER; if (dmSetMgmtHandle(pArray, TDMT_SYNC_CLIENT_REQUEST_BATCH, vmPutMsgToSyncQueue, 0) == NULL) goto _OVER; if (dmSetMgmtHandle(pArray, TDMT_SYNC_CLIENT_REQUEST_REPLY, vmPutMsgToSyncQueue, 0) == NULL) goto _OVER; if (dmSetMgmtHandle(pArray, TDMT_SYNC_REQUEST_VOTE, vmPutMsgToSyncQueue, 0) == NULL) goto _OVER; if (dmSetMgmtHandle(pArray, TDMT_SYNC_REQUEST_VOTE_REPLY, vmPutMsgToSyncQueue, 0) == NULL) goto _OVER; if (dmSetMgmtHandle(pArray, TDMT_SYNC_APPEND_ENTRIES, vmPutMsgToSyncQueue, 0) == NULL) goto _OVER; if (dmSetMgmtHandle(pArray, TDMT_SYNC_APPEND_ENTRIES_BATCH, vmPutMsgToSyncQueue, 0) == NULL) goto _OVER; if (dmSetMgmtHandle(pArray, TDMT_SYNC_APPEND_ENTRIES_REPLY, vmPutMsgToSyncQueue, 0) == NULL) goto _OVER; if (dmSetMgmtHandle(pArray, TDMT_SYNC_SNAPSHOT_SEND, vmPutMsgToSyncQueue, 0) == NULL) goto _OVER; if (dmSetMgmtHandle(pArray, TDMT_SYNC_SNAPSHOT_RSP, vmPutMsgToSyncQueue, 0) == NULL) goto _OVER; if (dmSetMgmtHandle(pArray, TDMT_SYNC_SET_VNODE_STANDBY, vmPutMsgToSyncQueue, 0) == NULL) goto _OVER; code = 0; _OVER: if (code != 0) { taosArrayDestroy(pArray); return NULL; } else { return pArray; } }