/* * 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 "mndSma.h" #include "mndDb.h" #include "mndDnode.h" #include "mndIndex.h" #include "mndIndexComm.h" #include "mndInfoSchema.h" #include "mndMnode.h" #include "mndPrivilege.h" #include "mndScheduler.h" #include "mndShow.h" #include "mndStb.h" #include "mndStream.h" #include "mndTrans.h" #include "mndUser.h" #include "mndVgroup.h" #include "parser.h" #include "tname.h" #define TSDB_SMA_VER_NUMBER 1 #define TSDB_SMA_RESERVE_SIZE 64 static SSdbRaw *mndSmaActionEncode(SSmaObj *pSma); static SSdbRow *mndSmaActionDecode(SSdbRaw *pRaw); static int32_t mndSmaActionInsert(SSdb *pSdb, SSmaObj *pSma); static int32_t mndSmaActionDelete(SSdb *pSdb, SSmaObj *pSpSmatb); static int32_t mndSmaActionUpdate(SSdb *pSdb, SSmaObj *pOld, SSmaObj *pNew); static int32_t mndProcessCreateSmaReq(SRpcMsg *pReq); static int32_t mndProcessDropSmaReq(SRpcMsg *pReq); static int32_t mndProcessGetSmaReq(SRpcMsg *pReq); static int32_t mndProcessGetTbSmaReq(SRpcMsg *pReq); static int32_t mndRetrieveSma(SRpcMsg *pReq, SShowObj *pShow, SSDataBlock *pBlock, int32_t rows); static void mndDestroySmaObj(SSmaObj *pSmaObj); // sma and tag index comm func static int32_t mndProcessDropIdxReq(SRpcMsg *pReq); static int32_t mndRetrieveIdx(SRpcMsg *pReq, SShowObj *pShow, SSDataBlock *pBlock, int32_t rows); static void mndCancelRetrieveIdx(SMnode *pMnode, void *pIter); int32_t mndInitSma(SMnode *pMnode) { SSdbTable table = { .sdbType = SDB_SMA, .keyType = SDB_KEY_BINARY, .encodeFp = (SdbEncodeFp)mndSmaActionEncode, .decodeFp = (SdbDecodeFp)mndSmaActionDecode, .insertFp = (SdbInsertFp)mndSmaActionInsert, .updateFp = (SdbUpdateFp)mndSmaActionUpdate, .deleteFp = (SdbDeleteFp)mndSmaActionDelete, }; mndSetMsgHandle(pMnode, TDMT_MND_CREATE_SMA, mndProcessCreateSmaReq); mndSetMsgHandle(pMnode, TDMT_MND_DROP_SMA, mndProcessDropIdxReq); mndSetMsgHandle(pMnode, TDMT_VND_CREATE_SMA_RSP, mndTransProcessRsp); mndSetMsgHandle(pMnode, TDMT_VND_DROP_SMA_RSP, mndTransProcessRsp); mndSetMsgHandle(pMnode, TDMT_MND_GET_INDEX, mndProcessGetSmaReq); mndSetMsgHandle(pMnode, TDMT_MND_GET_TABLE_INDEX, mndProcessGetTbSmaReq); mndAddShowRetrieveHandle(pMnode, TSDB_MGMT_TABLE_INDEX, mndRetrieveIdx); mndAddShowFreeIterHandle(pMnode, TSDB_MGMT_TABLE_INDEX, mndCancelRetrieveIdx); return sdbSetTable(pMnode->pSdb, table); } void mndCleanupSma(SMnode *pMnode) {} static SSdbRaw *mndSmaActionEncode(SSmaObj *pSma) { terrno = TSDB_CODE_OUT_OF_MEMORY; int32_t size = sizeof(SSmaObj) + pSma->exprLen + pSma->tagsFilterLen + pSma->sqlLen + pSma->astLen + TSDB_SMA_RESERVE_SIZE; SSdbRaw *pRaw = sdbAllocRaw(SDB_SMA, TSDB_SMA_VER_NUMBER, size); if (pRaw == NULL) goto _OVER; int32_t dataPos = 0; SDB_SET_BINARY(pRaw, dataPos, pSma->name, TSDB_TABLE_FNAME_LEN, _OVER) SDB_SET_BINARY(pRaw, dataPos, pSma->stb, TSDB_TABLE_FNAME_LEN, _OVER) SDB_SET_BINARY(pRaw, dataPos, pSma->db, TSDB_DB_FNAME_LEN, _OVER) SDB_SET_BINARY(pRaw, dataPos, pSma->dstTbName, TSDB_DB_FNAME_LEN, _OVER) SDB_SET_INT64(pRaw, dataPos, pSma->createdTime, _OVER) SDB_SET_INT64(pRaw, dataPos, pSma->uid, _OVER) SDB_SET_INT64(pRaw, dataPos, pSma->stbUid, _OVER) SDB_SET_INT64(pRaw, dataPos, pSma->dbUid, _OVER) SDB_SET_INT64(pRaw, dataPos, pSma->dstTbUid, _OVER) SDB_SET_INT8(pRaw, dataPos, pSma->intervalUnit, _OVER) SDB_SET_INT8(pRaw, dataPos, pSma->slidingUnit, _OVER) SDB_SET_INT8(pRaw, dataPos, pSma->timezone, _OVER) SDB_SET_INT32(pRaw, dataPos, pSma->dstVgId, _OVER) SDB_SET_INT64(pRaw, dataPos, pSma->interval, _OVER) SDB_SET_INT64(pRaw, dataPos, pSma->offset, _OVER) SDB_SET_INT64(pRaw, dataPos, pSma->sliding, _OVER) SDB_SET_INT32(pRaw, dataPos, pSma->exprLen, _OVER) SDB_SET_INT32(pRaw, dataPos, pSma->tagsFilterLen, _OVER) SDB_SET_INT32(pRaw, dataPos, pSma->sqlLen, _OVER) SDB_SET_INT32(pRaw, dataPos, pSma->astLen, _OVER) if (pSma->exprLen > 0) { SDB_SET_BINARY(pRaw, dataPos, pSma->expr, pSma->exprLen, _OVER) } if (pSma->tagsFilterLen > 0) { SDB_SET_BINARY(pRaw, dataPos, pSma->tagsFilter, pSma->tagsFilterLen, _OVER) } if (pSma->sqlLen > 0) { SDB_SET_BINARY(pRaw, dataPos, pSma->sql, pSma->sqlLen, _OVER) } if (pSma->astLen > 0) { SDB_SET_BINARY(pRaw, dataPos, pSma->ast, pSma->astLen, _OVER) } SDB_SET_RESERVE(pRaw, dataPos, TSDB_SMA_RESERVE_SIZE, _OVER) SDB_SET_DATALEN(pRaw, dataPos, _OVER) terrno = 0; _OVER: if (terrno != 0) { mError("sma:%s, failed to encode to raw:%p since %s", pSma->name, pRaw, terrstr()); sdbFreeRaw(pRaw); return NULL; } mTrace("sma:%s, encode to raw:%p, row:%p", pSma->name, pRaw, pSma); return pRaw; } static SSdbRow *mndSmaActionDecode(SSdbRaw *pRaw) { terrno = TSDB_CODE_OUT_OF_MEMORY; SSdbRow *pRow = NULL; SSmaObj *pSma = NULL; int8_t sver = 0; if (sdbGetRawSoftVer(pRaw, &sver) != 0) goto _OVER; if (sver != TSDB_SMA_VER_NUMBER) { terrno = TSDB_CODE_SDB_INVALID_DATA_VER; goto _OVER; } pRow = sdbAllocRow(sizeof(SSmaObj)); if (pRow == NULL) goto _OVER; pSma = sdbGetRowObj(pRow); if (pSma == NULL) goto _OVER; int32_t dataPos = 0; SDB_GET_BINARY(pRaw, dataPos, pSma->name, TSDB_TABLE_FNAME_LEN, _OVER) SDB_GET_BINARY(pRaw, dataPos, pSma->stb, TSDB_TABLE_FNAME_LEN, _OVER) SDB_GET_BINARY(pRaw, dataPos, pSma->db, TSDB_DB_FNAME_LEN, _OVER) SDB_GET_BINARY(pRaw, dataPos, pSma->dstTbName, TSDB_DB_FNAME_LEN, _OVER) SDB_GET_INT64(pRaw, dataPos, &pSma->createdTime, _OVER) SDB_GET_INT64(pRaw, dataPos, &pSma->uid, _OVER) SDB_GET_INT64(pRaw, dataPos, &pSma->stbUid, _OVER) SDB_GET_INT64(pRaw, dataPos, &pSma->dbUid, _OVER) SDB_GET_INT64(pRaw, dataPos, &pSma->dstTbUid, _OVER) SDB_GET_INT8(pRaw, dataPos, &pSma->intervalUnit, _OVER) SDB_GET_INT8(pRaw, dataPos, &pSma->slidingUnit, _OVER) SDB_GET_INT8(pRaw, dataPos, &pSma->timezone, _OVER) SDB_GET_INT32(pRaw, dataPos, &pSma->dstVgId, _OVER) SDB_GET_INT64(pRaw, dataPos, &pSma->interval, _OVER) SDB_GET_INT64(pRaw, dataPos, &pSma->offset, _OVER) SDB_GET_INT64(pRaw, dataPos, &pSma->sliding, _OVER) SDB_GET_INT32(pRaw, dataPos, &pSma->exprLen, _OVER) SDB_GET_INT32(pRaw, dataPos, &pSma->tagsFilterLen, _OVER) SDB_GET_INT32(pRaw, dataPos, &pSma->sqlLen, _OVER) SDB_GET_INT32(pRaw, dataPos, &pSma->astLen, _OVER) if (pSma->exprLen > 0) { pSma->expr = taosMemoryCalloc(pSma->exprLen, 1); if (pSma->expr == NULL) goto _OVER; SDB_GET_BINARY(pRaw, dataPos, pSma->expr, pSma->exprLen, _OVER) } if (pSma->tagsFilterLen > 0) { pSma->tagsFilter = taosMemoryCalloc(pSma->tagsFilterLen, 1); if (pSma->tagsFilter == NULL) goto _OVER; SDB_GET_BINARY(pRaw, dataPos, pSma->tagsFilter, pSma->tagsFilterLen, _OVER) } if (pSma->sqlLen > 0) { pSma->sql = taosMemoryCalloc(pSma->sqlLen, 1); if (pSma->sql == NULL) goto _OVER; SDB_GET_BINARY(pRaw, dataPos, pSma->sql, pSma->sqlLen, _OVER) } if (pSma->astLen > 0) { pSma->ast = taosMemoryCalloc(pSma->astLen, 1); if (pSma->ast == NULL) goto _OVER; SDB_GET_BINARY(pRaw, dataPos, pSma->ast, pSma->astLen, _OVER) } SDB_GET_RESERVE(pRaw, dataPos, TSDB_SMA_RESERVE_SIZE, _OVER) terrno = 0; _OVER: if (terrno != 0) { if (pSma != NULL) { mError("sma:%s, failed to decode from raw:%p since %s", pSma->name, pRaw, terrstr()); taosMemoryFreeClear(pSma->expr); taosMemoryFreeClear(pSma->tagsFilter); taosMemoryFreeClear(pSma->sql); taosMemoryFreeClear(pSma->ast); } taosMemoryFreeClear(pRow); return NULL; } mTrace("sma:%s, decode from raw:%p, row:%p", pSma->name, pRaw, pSma); return pRow; } static int32_t mndSmaActionInsert(SSdb *pSdb, SSmaObj *pSma) { mTrace("sma:%s, perform insert action, row:%p", pSma->name, pSma); return 0; } static int32_t mndSmaActionDelete(SSdb *pSdb, SSmaObj *pSma) { mTrace("sma:%s, perform delete action, row:%p", pSma->name, pSma); taosMemoryFreeClear(pSma->tagsFilter); taosMemoryFreeClear(pSma->expr); taosMemoryFreeClear(pSma->sql); taosMemoryFreeClear(pSma->ast); return 0; } static int32_t mndSmaActionUpdate(SSdb *pSdb, SSmaObj *pOld, SSmaObj *pNew) { mTrace("sma:%s, perform update action, old row:%p new row:%p", pOld->name, pOld, pNew); return 0; } SSmaObj *mndAcquireSma(SMnode *pMnode, char *smaName) { SSdb *pSdb = pMnode->pSdb; SSmaObj *pSma = sdbAcquire(pSdb, SDB_SMA, smaName); if (pSma == NULL && terrno == TSDB_CODE_SDB_OBJ_NOT_THERE) { terrno = TSDB_CODE_MND_SMA_NOT_EXIST; } return pSma; } void mndReleaseSma(SMnode *pMnode, SSmaObj *pSma) { SSdb *pSdb = pMnode->pSdb; sdbRelease(pSdb, pSma); } SDbObj *mndAcquireDbBySma(SMnode *pMnode, const char *smaName) { SName name = {0}; tNameFromString(&name, smaName, T_NAME_ACCT | T_NAME_DB | T_NAME_TABLE); char db[TSDB_TABLE_FNAME_LEN] = {0}; tNameGetFullDbName(&name, db); return mndAcquireDb(pMnode, db); } static void *mndBuildVCreateSmaReq(SMnode *pMnode, SVgObj *pVgroup, SSmaObj *pSma, int32_t *pContLen) { SEncoder encoder = {0}; int32_t contLen = 0; SName name = {0}; tNameFromString(&name, pSma->name, T_NAME_ACCT | T_NAME_DB | T_NAME_TABLE); SVCreateTSmaReq req = {0}; req.version = 0; req.intervalUnit = pSma->intervalUnit; req.slidingUnit = pSma->slidingUnit; req.timezoneInt = pSma->timezone; tstrncpy(req.indexName, (char *)tNameGetTableName(&name), TSDB_INDEX_NAME_LEN); req.exprLen = pSma->exprLen; req.tagsFilterLen = pSma->tagsFilterLen; req.indexUid = pSma->uid; req.tableUid = pSma->stbUid; req.dstVgId = pSma->dstVgId; req.dstTbUid = pSma->dstTbUid; req.interval = pSma->interval; req.offset = pSma->offset; req.sliding = pSma->sliding; req.expr = pSma->expr; req.tagsFilter = pSma->tagsFilter; req.schemaRow = pSma->schemaRow; req.schemaTag = pSma->schemaTag; req.dstTbName = pSma->dstTbName; // get length int32_t ret = 0; tEncodeSize(tEncodeSVCreateTSmaReq, &req, contLen, ret); if (ret < 0) { return NULL; } contLen += sizeof(SMsgHead); SMsgHead *pHead = taosMemoryMalloc(contLen); if (pHead == NULL) { terrno = TSDB_CODE_OUT_OF_MEMORY; return NULL; } pHead->contLen = htonl(contLen); pHead->vgId = htonl(pVgroup->vgId); void *pBuf = POINTER_SHIFT(pHead, sizeof(SMsgHead)); tEncoderInit(&encoder, pBuf, contLen - sizeof(SMsgHead)); if (tEncodeSVCreateTSmaReq(&encoder, &req) < 0) { taosMemoryFreeClear(pHead); tEncoderClear(&encoder); return NULL; } tEncoderClear(&encoder); *pContLen = contLen; return pHead; } static void *mndBuildVDropSmaReq(SMnode *pMnode, SVgObj *pVgroup, SSmaObj *pSma, int32_t *pContLen) { SEncoder encoder = {0}; int32_t contLen; SName name = {0}; tNameFromString(&name, pSma->name, T_NAME_ACCT | T_NAME_DB | T_NAME_TABLE); SVDropTSmaReq req = {0}; req.indexUid = pSma->uid; tstrncpy(req.indexName, (char *)tNameGetTableName(&name), TSDB_INDEX_NAME_LEN); // get length int32_t ret = 0; tEncodeSize(tEncodeSVDropTSmaReq, &req, contLen, ret); if (ret < 0) { return NULL; } contLen += sizeof(SMsgHead); SMsgHead *pHead = taosMemoryMalloc(contLen); if (pHead == NULL) { terrno = TSDB_CODE_OUT_OF_MEMORY; return NULL; } pHead->contLen = htonl(contLen); pHead->vgId = htonl(pVgroup->vgId); void *pBuf = POINTER_SHIFT(pHead, sizeof(SMsgHead)); tEncoderInit(&encoder, pBuf, contLen - sizeof(SMsgHead)); if (tEncodeSVDropTSmaReq(&encoder, &req) < 0) { taosMemoryFreeClear(pHead); tEncoderClear(&encoder); return NULL; } tEncoderClear(&encoder); *pContLen = contLen; return pHead; } static int32_t mndSetCreateSmaRedoLogs(SMnode *pMnode, STrans *pTrans, SSmaObj *pSma) { SSdbRaw *pRedoRaw = mndSmaActionEncode(pSma); if (pRedoRaw == NULL) return -1; if (mndTransAppendRedolog(pTrans, pRedoRaw) != 0) return -1; if (sdbSetRawStatus(pRedoRaw, SDB_STATUS_CREATING) != 0) return -1; return 0; } static int32_t mndSetCreateSmaCommitLogs(SMnode *pMnode, STrans *pTrans, SSmaObj *pSma) { SSdbRaw *pCommitRaw = mndSmaActionEncode(pSma); if (pCommitRaw == NULL) return -1; if (mndTransAppendCommitlog(pTrans, pCommitRaw) != 0) return -1; if (sdbSetRawStatus(pCommitRaw, SDB_STATUS_READY) != 0) return -1; return 0; } static int32_t mndSetCreateSmaVgroupRedoLogs(SMnode *pMnode, STrans *pTrans, SVgObj *pVgroup) { SSdbRaw *pVgRaw = mndVgroupActionEncode(pVgroup); if (pVgRaw == NULL) return -1; if (mndTransAppendRedolog(pTrans, pVgRaw) != 0) return -1; if (sdbSetRawStatus(pVgRaw, SDB_STATUS_CREATING) != 0) return -1; return 0; } static int32_t mndSetCreateSmaVgroupCommitLogs(SMnode *pMnode, STrans *pTrans, SVgObj *pVgroup) { SSdbRaw *pVgRaw = mndVgroupActionEncode(pVgroup); if (pVgRaw == NULL) return -1; if (mndTransAppendCommitlog(pTrans, pVgRaw) != 0) return -1; if (sdbSetRawStatus(pVgRaw, SDB_STATUS_READY) != 0) return -1; return 0; } static int32_t mndSetUpdateSmaStbCommitLogs(SMnode *pMnode, STrans *pTrans, SStbObj *pStb) { SStbObj stbObj = {0}; taosRLockLatch(&pStb->lock); memcpy(&stbObj, pStb, sizeof(SStbObj)); taosRUnLockLatch(&pStb->lock); stbObj.numOfColumns = 0; stbObj.pColumns = NULL; stbObj.numOfTags = 0; stbObj.pTags = NULL; stbObj.numOfFuncs = 0; stbObj.pFuncs = NULL; stbObj.updateTime = taosGetTimestampMs(); stbObj.lock = 0; stbObj.smaVer++; SSdbRaw *pCommitRaw = mndStbActionEncode(&stbObj); if (pCommitRaw == NULL) return -1; if (mndTransAppendCommitlog(pTrans, pCommitRaw) != 0) return -1; if (sdbSetRawStatus(pCommitRaw, SDB_STATUS_READY) != 0) return -1; return 0; } static int32_t mndSetCreateSmaVgroupRedoActions(SMnode *pMnode, STrans *pTrans, SDbObj *pDb, SVgObj *pVgroup, SSmaObj *pSma) { SVnodeGid *pVgid = pVgroup->vnodeGid + 0; SDnodeObj *pDnode = mndAcquireDnode(pMnode, pVgid->dnodeId); if (pDnode == NULL) return -1; STransAction action = {0}; action.epSet = mndGetDnodeEpset(pDnode); mndReleaseDnode(pMnode, pDnode); // todo add sma info here SNode *pAst = NULL; if (nodesStringToNode(pSma->ast, &pAst) < 0) { return -1; } if (qExtractResultSchema(pAst, &pSma->schemaRow.nCols, &pSma->schemaRow.pSchema) != 0) { nodesDestroyNode(pAst); return -1; } nodesDestroyNode(pAst); pSma->schemaRow.version = 1; // TODO: the schemaTag generated by qExtractResultXXX later. pSma->schemaTag.nCols = 1; pSma->schemaTag.version = 1; pSma->schemaTag.pSchema = taosMemoryCalloc(1, sizeof(SSchema)); if (!pSma->schemaTag.pSchema) { return -1; } pSma->schemaTag.pSchema[0].type = TSDB_DATA_TYPE_BIGINT; pSma->schemaTag.pSchema[0].bytes = TYPE_BYTES[TSDB_DATA_TYPE_BIGINT]; pSma->schemaTag.pSchema[0].colId = pSma->schemaRow.nCols + PRIMARYKEY_TIMESTAMP_COL_ID; pSma->schemaTag.pSchema[0].flags = 0; snprintf(pSma->schemaTag.pSchema[0].name, TSDB_COL_NAME_LEN, "groupId"); int32_t smaContLen = 0; void *pSmaReq = mndBuildVCreateSmaReq(pMnode, pVgroup, pSma, &smaContLen); if (pSmaReq == NULL) return -1; pVgroup->pTsma = pSmaReq; int32_t contLen = 0; void *pReq = mndBuildCreateVnodeReq(pMnode, pDnode, pDb, pVgroup, &contLen); if (pReq == NULL) { taosMemoryFreeClear(pSmaReq); return -1; } action.pCont = pReq; action.contLen = contLen; action.msgType = TDMT_DND_CREATE_VNODE; action.acceptableCode = TSDB_CODE_VND_ALREADY_EXIST; if (mndTransAppendRedoAction(pTrans, &action) != 0) { taosMemoryFreeClear(pSmaReq); taosMemoryFree(pReq); return -1; } action.pCont = pSmaReq; action.contLen = smaContLen; action.msgType = TDMT_VND_CREATE_SMA; action.acceptableCode = TSDB_CODE_TSMA_ALREADY_EXIST; if (mndTransAppendRedoAction(pTrans, &action) != 0) { taosMemoryFreeClear(pSmaReq); return -1; } return 0; } static void mndDestroySmaObj(SSmaObj *pSmaObj) { if (pSmaObj) { taosMemoryFreeClear(pSmaObj->schemaRow.pSchema); taosMemoryFreeClear(pSmaObj->schemaTag.pSchema); } } static int32_t mndCreateSma(SMnode *pMnode, SRpcMsg *pReq, SMCreateSmaReq *pCreate, SDbObj *pDb, SStbObj *pStb, const char *streamName) { SSmaObj smaObj = {0}; memcpy(smaObj.name, pCreate->name, TSDB_TABLE_FNAME_LEN); memcpy(smaObj.stb, pStb->name, TSDB_TABLE_FNAME_LEN); memcpy(smaObj.db, pDb->name, TSDB_DB_FNAME_LEN); smaObj.createdTime = taosGetTimestampMs(); smaObj.uid = mndGenerateUid(pCreate->name, TSDB_TABLE_FNAME_LEN); char resultTbName[TSDB_TABLE_FNAME_LEN + 16] = {0}; snprintf(resultTbName, TSDB_TABLE_FNAME_LEN + 16, "%s_td_tsma_rst_tb", pCreate->name); memcpy(smaObj.dstTbName, resultTbName, TSDB_TABLE_FNAME_LEN); smaObj.dstTbUid = mndGenerateUid(smaObj.dstTbName, TSDB_TABLE_FNAME_LEN); smaObj.stbUid = pStb->uid; smaObj.dbUid = pStb->dbUid; smaObj.intervalUnit = pCreate->intervalUnit; smaObj.slidingUnit = pCreate->slidingUnit; #if 0 smaObj.timezone = pCreate->timezone; #endif smaObj.timezone = tsTimezone; // use timezone of server smaObj.interval = pCreate->interval; smaObj.offset = pCreate->offset; smaObj.sliding = pCreate->sliding; smaObj.exprLen = pCreate->exprLen; smaObj.tagsFilterLen = pCreate->tagsFilterLen; smaObj.sqlLen = pCreate->sqlLen; smaObj.astLen = pCreate->astLen; if (smaObj.exprLen > 0) { smaObj.expr = pCreate->expr; } if (smaObj.tagsFilterLen > 0) { smaObj.tagsFilter = pCreate->tagsFilter; } if (smaObj.sqlLen > 0) { smaObj.sql = pCreate->sql; } if (smaObj.astLen > 0) { smaObj.ast = pCreate->ast; } SStreamObj streamObj = {0}; tstrncpy(streamObj.name, streamName, TSDB_STREAM_FNAME_LEN); tstrncpy(streamObj.sourceDb, pDb->name, TSDB_DB_FNAME_LEN); tstrncpy(streamObj.targetDb, streamObj.sourceDb, TSDB_DB_FNAME_LEN); streamObj.createTime = taosGetTimestampMs(); streamObj.updateTime = streamObj.createTime; streamObj.uid = mndGenerateUid(streamName, strlen(streamName)); streamObj.sourceDbUid = pDb->uid; streamObj.targetDbUid = pDb->uid; streamObj.version = 1; streamObj.sql = taosStrdup(pCreate->sql); streamObj.smaId = smaObj.uid; streamObj.watermark = pCreate->watermark; streamObj.deleteMark = pCreate->deleteMark; streamObj.fillHistory = STREAM_FILL_HISTORY_ON; streamObj.trigger = STREAM_TRIGGER_WINDOW_CLOSE; streamObj.triggerParam = pCreate->maxDelay; streamObj.ast = taosStrdup(smaObj.ast); // check the maxDelay if (streamObj.triggerParam < TSDB_MIN_ROLLUP_MAX_DELAY) { int64_t msInterval = convertTimeFromPrecisionToUnit(pCreate->interval, pDb->cfg.precision, TIME_UNIT_MILLISECOND); streamObj.triggerParam = msInterval > TSDB_MIN_ROLLUP_MAX_DELAY ? msInterval : TSDB_MIN_ROLLUP_MAX_DELAY; } if (streamObj.triggerParam > TSDB_MAX_ROLLUP_MAX_DELAY) { streamObj.triggerParam = TSDB_MAX_ROLLUP_MAX_DELAY; } if (mndAllocSmaVgroup(pMnode, pDb, &streamObj.fixedSinkVg) != 0) { mError("sma:%s, failed to create since %s", smaObj.name, terrstr()); return -1; } smaObj.dstVgId = streamObj.fixedSinkVg.vgId; streamObj.fixedSinkVgId = smaObj.dstVgId; SNode *pAst = NULL; if (nodesStringToNode(streamObj.ast, &pAst) < 0) { terrno = TSDB_CODE_MND_INVALID_SMA_OPTION; mError("sma:%s, failed to create since parse ast error", smaObj.name); return -1; } // extract output schema from ast if (qExtractResultSchema(pAst, (int32_t *)&streamObj.outputSchema.nCols, &streamObj.outputSchema.pSchema) != 0) { terrno = TSDB_CODE_MND_INVALID_SMA_OPTION; mError("sma:%s, failed to create since extract result schema error", smaObj.name); return -1; } SQueryPlan *pPlan = NULL; SPlanContext cxt = { .pAstRoot = pAst, .topicQuery = false, .streamQuery = true, .triggerType = streamObj.trigger, .watermark = streamObj.watermark, .deleteMark = streamObj.deleteMark, }; if (qCreateQueryPlan(&cxt, &pPlan, NULL) < 0) { terrno = TSDB_CODE_MND_INVALID_SMA_OPTION; mError("sma:%s, failed to create since create query plan error", smaObj.name); return -1; } // save physcial plan if (nodesNodeToString((SNode *)pPlan, false, &streamObj.physicalPlan, NULL) != 0) { terrno = TSDB_CODE_MND_INVALID_SMA_OPTION; mError("sma:%s, failed to create since save physcial plan error", smaObj.name); return -1; } if (pAst != NULL) nodesDestroyNode(pAst); nodesDestroyNode((SNode *)pPlan); int32_t code = -1; STrans *pTrans = mndTransCreate(pMnode, TRN_POLICY_RETRY, TRN_CONFLICT_DB, pReq, "create-sma"); if (pTrans == NULL) goto _OVER; mndTransSetDbName(pTrans, pDb->name, NULL); if (mndTrancCheckConflict(pMnode, pTrans) != 0) goto _OVER; mndTransSetSerial(pTrans); mInfo("trans:%d, used to create sma:%s stream:%s", pTrans->id, pCreate->name, streamObj.name); if (mndSetCreateSmaRedoLogs(pMnode, pTrans, &smaObj) != 0) goto _OVER; if (mndSetCreateSmaVgroupRedoLogs(pMnode, pTrans, &streamObj.fixedSinkVg) != 0) goto _OVER; if (mndSetCreateSmaCommitLogs(pMnode, pTrans, &smaObj) != 0) goto _OVER; if (mndSetCreateSmaVgroupCommitLogs(pMnode, pTrans, &streamObj.fixedSinkVg) != 0) goto _OVER; if (mndSetUpdateSmaStbCommitLogs(pMnode, pTrans, pStb) != 0) goto _OVER; if (mndSetCreateSmaVgroupRedoActions(pMnode, pTrans, pDb, &streamObj.fixedSinkVg, &smaObj) != 0) goto _OVER; if (mndScheduleStream(pMnode, &streamObj) != 0) goto _OVER; if (mndPersistStream(pMnode, pTrans, &streamObj) != 0) goto _OVER; if (mndTransPrepare(pMnode, pTrans) != 0) goto _OVER; mInfo("sma:%s, uid:%" PRIi64 " create on stb:%" PRIi64 ", dstSuid:%" PRIi64 " dstTb:%s dstVg:%d", pCreate->name, smaObj.uid, smaObj.stbUid, smaObj.dstTbUid, smaObj.dstTbName, smaObj.dstVgId); code = 0; _OVER: tFreeStreamObj(&streamObj); mndDestroySmaObj(&smaObj); mndTransDrop(pTrans); return code; } static int32_t mndCheckCreateSmaReq(SMCreateSmaReq *pCreate) { terrno = TSDB_CODE_MND_INVALID_SMA_OPTION; if (pCreate->name[0] == 0) return -1; if (pCreate->stb[0] == 0) return -1; if (pCreate->igExists < 0 || pCreate->igExists > 1) return -1; if (pCreate->intervalUnit < 0) return -1; if (pCreate->slidingUnit < 0) return -1; if (pCreate->timezone < 0) return -1; if (pCreate->interval < 0) return -1; if (pCreate->offset < 0) return -1; if (pCreate->sliding < 0) return -1; if (pCreate->exprLen < 0) return -1; if (pCreate->tagsFilterLen < 0) return -1; if (pCreate->sqlLen < 0) return -1; if (pCreate->astLen < 0) return -1; if (pCreate->exprLen != 0 && strlen(pCreate->expr) + 1 != pCreate->exprLen) return -1; if (pCreate->tagsFilterLen != 0 && strlen(pCreate->tagsFilter) + 1 != pCreate->tagsFilterLen) return -1; if (pCreate->sqlLen != 0 && strlen(pCreate->sql) + 1 != pCreate->sqlLen) return -1; if (pCreate->astLen != 0 && strlen(pCreate->ast) + 1 != pCreate->astLen) return -1; SName smaName = {0}; if (tNameFromString(&smaName, pCreate->name, T_NAME_ACCT | T_NAME_DB | T_NAME_TABLE) < 0) return -1; if (*(char *)tNameGetTableName(&smaName) == 0) return -1; terrno = 0; return 0; } static void mndGetStreamNameFromSmaName(char *streamName, char *smaName) { SName n; tNameFromString(&n, smaName, T_NAME_ACCT | T_NAME_DB | T_NAME_TABLE); streamName[0] = '1'; streamName[1] = '.'; strcpy(streamName + 2, tNameGetTableName(&n)); } static int32_t mndProcessCreateSmaReq(SRpcMsg *pReq) { SMnode *pMnode = pReq->info.node; int32_t code = -1; SStbObj *pStb = NULL; SSmaObj *pSma = NULL; SStreamObj *pStream = NULL; SDbObj *pDb = NULL; SMCreateSmaReq createReq = {0}; if (tDeserializeSMCreateSmaReq(pReq->pCont, pReq->contLen, &createReq) != 0) { terrno = TSDB_CODE_INVALID_MSG; goto _OVER; } mInfo("sma:%s, start to create", createReq.name); if (mndCheckCreateSmaReq(&createReq) != 0) { goto _OVER; } pStb = mndAcquireStb(pMnode, createReq.stb); if (pStb == NULL) { mError("sma:%s, failed to create since stb:%s not exist", createReq.name, createReq.stb); goto _OVER; } char streamName[TSDB_TABLE_FNAME_LEN] = {0}; mndGetStreamNameFromSmaName(streamName, createReq.name); pStream = mndAcquireStream(pMnode, streamName); if (pStream != NULL) { mError("sma:%s, failed to create since stream:%s already exist", createReq.name, streamName); terrno = TSDB_CODE_MND_STREAM_ALREADY_EXIST; goto _OVER; } SSIdx idx = {0}; if (mndAcquireGlobalIdx(pMnode, createReq.name, SDB_SMA, &idx) == 0) { pSma = idx.pIdx; } else { goto _OVER; } if (pSma != NULL) { if (createReq.igExists) { mInfo("sma:%s, already exist in sma:%s, ignore exist is set", createReq.name, pSma->name); code = 0; goto _OVER; } else { terrno = TSDB_CODE_MND_SMA_ALREADY_EXIST; goto _OVER; } } pDb = mndAcquireDbBySma(pMnode, createReq.name); if (pDb == NULL) { terrno = TSDB_CODE_MND_DB_NOT_SELECTED; goto _OVER; } if (mndCheckDbPrivilege(pMnode, pReq->info.conn.user, MND_OPER_WRITE_DB, pDb) != 0) { goto _OVER; } code = mndCreateSma(pMnode, pReq, &createReq, pDb, pStb, streamName); if (code == 0) code = TSDB_CODE_ACTION_IN_PROGRESS; _OVER: if (code != 0 && code != TSDB_CODE_ACTION_IN_PROGRESS) { mError("sma:%s, failed to create since %s", createReq.name, terrstr()); } mndReleaseStb(pMnode, pStb); mndReleaseSma(pMnode, pSma); mndReleaseStream(pMnode, pStream); mndReleaseDb(pMnode, pDb); tFreeSMCreateSmaReq(&createReq); return code; } static int32_t mndSetDropSmaRedoLogs(SMnode *pMnode, STrans *pTrans, SSmaObj *pSma) { SSdbRaw *pRedoRaw = mndSmaActionEncode(pSma); if (pRedoRaw == NULL) return -1; if (mndTransAppendRedolog(pTrans, pRedoRaw) != 0) return -1; if (sdbSetRawStatus(pRedoRaw, SDB_STATUS_DROPPING) != 0) return -1; return 0; } static int32_t mndSetDropSmaCommitLogs(SMnode *pMnode, STrans *pTrans, SSmaObj *pSma) { SSdbRaw *pCommitRaw = mndSmaActionEncode(pSma); if (pCommitRaw == NULL) return -1; if (mndTransAppendCommitlog(pTrans, pCommitRaw) != 0) return -1; if (sdbSetRawStatus(pCommitRaw, SDB_STATUS_DROPPED) != 0) return -1; return 0; } static int32_t mndSetDropSmaVgroupRedoLogs(SMnode *pMnode, STrans *pTrans, SVgObj *pVgroup) { SSdbRaw *pVgRaw = mndVgroupActionEncode(pVgroup); if (pVgRaw == NULL) return -1; if (mndTransAppendRedolog(pTrans, pVgRaw) != 0) return -1; if (sdbSetRawStatus(pVgRaw, SDB_STATUS_DROPPING) != 0) return -1; return 0; } static int32_t mndSetDropSmaVgroupCommitLogs(SMnode *pMnode, STrans *pTrans, SVgObj *pVgroup) { SSdbRaw *pVgRaw = mndVgroupActionEncode(pVgroup); if (pVgRaw == NULL) return -1; if (mndTransAppendCommitlog(pTrans, pVgRaw) != 0) return -1; if (sdbSetRawStatus(pVgRaw, SDB_STATUS_DROPPED) != 0) return -1; return 0; } static int32_t mndSetDropSmaVgroupRedoActions(SMnode *pMnode, STrans *pTrans, SDbObj *pDb, SVgObj *pVgroup) { SVnodeGid *pVgid = pVgroup->vnodeGid + 0; SDnodeObj *pDnode = mndAcquireDnode(pMnode, pVgid->dnodeId); if (pDnode == NULL) return -1; STransAction action = {0}; action.epSet = mndGetDnodeEpset(pDnode); mndReleaseDnode(pMnode, pDnode); int32_t contLen = 0; void *pReq = mndBuildDropVnodeReq(pMnode, pDnode, pDb, pVgroup, &contLen); if (pReq == NULL) return -1; action.pCont = pReq; action.contLen = contLen; action.msgType = TDMT_DND_DROP_VNODE; action.acceptableCode = TSDB_CODE_VND_NOT_EXIST; if (mndTransAppendRedoAction(pTrans, &action) != 0) { taosMemoryFree(pReq); return -1; } return 0; } static int32_t mndDropSma(SMnode *pMnode, SRpcMsg *pReq, SDbObj *pDb, SSmaObj *pSma) { int32_t code = -1; SVgObj *pVgroup = NULL; SStbObj *pStb = NULL; STrans *pTrans = NULL; pVgroup = mndAcquireVgroup(pMnode, pSma->dstVgId); if (pVgroup == NULL) goto _OVER; pStb = mndAcquireStb(pMnode, pSma->stb); if (pStb == NULL) goto _OVER; pTrans = mndTransCreate(pMnode, TRN_POLICY_RETRY, TRN_CONFLICT_DB, pReq, "drop-sma"); if (pTrans == NULL) goto _OVER; mInfo("trans:%d, used to drop sma:%s", pTrans->id, pSma->name); mndTransSetDbName(pTrans, pDb->name, NULL); if (mndTrancCheckConflict(pMnode, pTrans) != 0) goto _OVER; mndTransSetSerial(pTrans); char streamName[TSDB_TABLE_FNAME_LEN] = {0}; mndGetStreamNameFromSmaName(streamName, pSma->name); SStreamObj *pStream = mndAcquireStream(pMnode, streamName); if (pStream == NULL || pStream->smaId != pSma->uid) { sdbRelease(pMnode->pSdb, pStream); goto _OVER; } else { if (mndDropStreamTasks(pMnode, pTrans, pStream) < 0) { mError("stream:%s, failed to drop task since %s", pStream->name, terrstr()); sdbRelease(pMnode->pSdb, pStream); goto _OVER; } // drop stream if (mndPersistDropStreamLog(pMnode, pTrans, pStream) < 0) { mError("stream:%s, failed to drop log since %s", pStream->name, terrstr()); sdbRelease(pMnode->pSdb, pStream); goto _OVER; } } if (mndSetDropSmaRedoLogs(pMnode, pTrans, pSma) != 0) goto _OVER; if (mndSetDropSmaVgroupRedoLogs(pMnode, pTrans, pVgroup) != 0) goto _OVER; if (mndSetDropSmaCommitLogs(pMnode, pTrans, pSma) != 0) goto _OVER; if (mndSetDropSmaVgroupCommitLogs(pMnode, pTrans, pVgroup) != 0) goto _OVER; if (mndSetUpdateSmaStbCommitLogs(pMnode, pTrans, pStb) != 0) goto _OVER; if (mndSetDropSmaVgroupRedoActions(pMnode, pTrans, pDb, pVgroup) != 0) goto _OVER; if (mndTransPrepare(pMnode, pTrans) != 0) goto _OVER; code = 0; _OVER: mndTransDrop(pTrans); mndReleaseStream(pMnode, pStream); mndReleaseVgroup(pMnode, pVgroup); mndReleaseStb(pMnode, pStb); return code; } int32_t mndDropSmasByStb(SMnode *pMnode, STrans *pTrans, SDbObj *pDb, SStbObj *pStb) { SSdb *pSdb = pMnode->pSdb; SSmaObj *pSma = NULL; void *pIter = NULL; SVgObj *pVgroup = NULL; int32_t code = -1; while (1) { pIter = sdbFetch(pSdb, SDB_SMA, pIter, (void **)&pSma); if (pIter == NULL) break; if (pSma->stbUid == pStb->uid) { mndTransSetSerial(pTrans); pVgroup = mndAcquireVgroup(pMnode, pSma->dstVgId); if (pVgroup == NULL) goto _OVER; char streamName[TSDB_TABLE_FNAME_LEN] = {0}; mndGetStreamNameFromSmaName(streamName, pSma->name); SStreamObj *pStream = mndAcquireStream(pMnode, streamName); if (pStream != NULL && pStream->smaId == pSma->uid) { if (mndDropStreamTasks(pMnode, pTrans, pStream) < 0) { mError("stream:%s, failed to drop task since %s", pStream->name, terrstr()); goto _OVER; } if (mndPersistDropStreamLog(pMnode, pTrans, pStream) < 0) { goto _OVER; } } if (mndSetDropSmaVgroupCommitLogs(pMnode, pTrans, pVgroup) != 0) goto _OVER; if (mndSetDropSmaVgroupRedoActions(pMnode, pTrans, pDb, pVgroup) != 0) goto _OVER; if (mndSetDropSmaCommitLogs(pMnode, pTrans, pSma) != 0) goto _OVER; mndReleaseVgroup(pMnode, pVgroup); pVgroup = NULL; } sdbRelease(pSdb, pSma); } code = 0; _OVER: sdbCancelFetch(pSdb, pIter); sdbRelease(pSdb, pSma); mndReleaseVgroup(pMnode, pVgroup); return code; } int32_t mndDropSmasByDb(SMnode *pMnode, STrans *pTrans, SDbObj *pDb) { SSdb *pSdb = pMnode->pSdb; void *pIter = NULL; while (1) { SSmaObj *pSma = NULL; pIter = sdbFetch(pSdb, SDB_SMA, pIter, (void **)&pSma); if (pIter == NULL) break; if (pSma->dbUid == pDb->uid) { if (mndSetDropSmaCommitLogs(pMnode, pTrans, pSma) != 0) { sdbRelease(pSdb, pSma); sdbCancelFetch(pSdb, pSma); return -1; } } sdbRelease(pSdb, pSma); } return 0; } static int32_t mndProcessDropSmaReq(SRpcMsg *pReq) { SMnode *pMnode = pReq->info.node; int32_t code = -1; SDbObj *pDb = NULL; SSmaObj *pSma = NULL; SMDropSmaReq dropReq = {0}; if (tDeserializeSMDropSmaReq(pReq->pCont, pReq->contLen, &dropReq) != 0) { terrno = TSDB_CODE_INVALID_MSG; goto _OVER; } mInfo("sma:%s, start to drop", dropReq.name); SSIdx idx = {0}; if (mndAcquireGlobalIdx(pMnode, dropReq.name, SDB_SMA, &idx) == 0) { pSma = idx.pIdx; } else { goto _OVER; } if (pSma == NULL) { if (dropReq.igNotExists) { mInfo("sma:%s, not exist, ignore not exist is set", dropReq.name); code = 0; goto _OVER; } else { terrno = TSDB_CODE_MND_SMA_NOT_EXIST; goto _OVER; } } pDb = mndAcquireDbBySma(pMnode, dropReq.name); if (pDb == NULL) { terrno = TSDB_CODE_MND_DB_NOT_SELECTED; goto _OVER; } if (mndCheckDbPrivilege(pMnode, pReq->info.conn.user, MND_OPER_WRITE_DB, pDb) != 0) { goto _OVER; } code = mndDropSma(pMnode, pReq, pDb, pSma); if (code == 0) code = TSDB_CODE_ACTION_IN_PROGRESS; _OVER: if (code != 0 && code != TSDB_CODE_ACTION_IN_PROGRESS) { mError("sma:%s, failed to drop since %s", dropReq.name, terrstr()); } mndReleaseSma(pMnode, pSma); mndReleaseDb(pMnode, pDb); return code; } static int32_t mndGetSma(SMnode *pMnode, SUserIndexReq *indexReq, SUserIndexRsp *rsp, bool *exist) { int32_t code = -1; SSmaObj *pSma = NULL; SSIdx idx = {0}; if (0 == mndAcquireGlobalIdx(pMnode, indexReq->indexFName, SDB_SMA, &idx)) { pSma = idx.pIdx; } else { *exist = false; return 0; } if (pSma == NULL) { *exist = false; return 0; } memcpy(rsp->dbFName, pSma->db, sizeof(pSma->db)); memcpy(rsp->tblFName, pSma->stb, sizeof(pSma->stb)); strcpy(rsp->indexType, TSDB_INDEX_TYPE_SMA); SNodeList *pList = NULL; int32_t extOffset = 0; code = nodesStringToList(pSma->expr, &pList); if (0 == code) { SNode *node = NULL; FOREACH(node, pList) { SFunctionNode *pFunc = (SFunctionNode *)node; extOffset += snprintf(rsp->indexExts + extOffset, sizeof(rsp->indexExts) - extOffset - 1, "%s%s", (extOffset ? "," : ""), pFunc->functionName); } *exist = true; } mndReleaseSma(pMnode, pSma); return code; } int32_t mndGetTableSma(SMnode *pMnode, char *tbFName, STableIndexRsp *rsp, bool *exist) { int32_t code = 0; SSmaObj *pSma = NULL; SSdb *pSdb = pMnode->pSdb; void *pIter = NULL; STableIndexInfo info; SStbObj *pStb = mndAcquireStb(pMnode, tbFName); if (NULL == pStb) { *exist = false; return TSDB_CODE_SUCCESS; } strcpy(rsp->dbFName, pStb->db); strcpy(rsp->tbName, pStb->name + strlen(pStb->db) + 1); rsp->suid = pStb->uid; rsp->version = pStb->smaVer; mndReleaseStb(pMnode, pStb); while (1) { pIter = sdbFetch(pSdb, SDB_SMA, pIter, (void **)&pSma); if (pIter == NULL) break; if (pSma->stb[0] != tbFName[0] || strcmp(pSma->stb, tbFName)) { continue; } info.intervalUnit = pSma->intervalUnit; info.slidingUnit = pSma->slidingUnit; info.interval = pSma->interval; info.offset = pSma->offset; info.sliding = pSma->sliding; info.dstTbUid = pSma->dstTbUid; info.dstVgId = pSma->dstVgId; SVgObj *pVg = mndAcquireVgroup(pMnode, pSma->dstVgId); if (pVg == NULL) { code = -1; sdbRelease(pSdb, pSma); return code; } info.epSet = mndGetVgroupEpset(pMnode, pVg); info.expr = taosMemoryMalloc(pSma->exprLen + 1); if (info.expr == NULL) { terrno = TSDB_CODE_OUT_OF_MEMORY; code = -1; sdbRelease(pSdb, pSma); return code; } memcpy(info.expr, pSma->expr, pSma->exprLen); info.expr[pSma->exprLen] = 0; if (NULL == taosArrayPush(rsp->pIndex, &info)) { terrno = TSDB_CODE_OUT_OF_MEMORY; code = -1; taosMemoryFree(info.expr); sdbRelease(pSdb, pSma); return code; } *exist = true; sdbRelease(pSdb, pSma); } return code; } static int32_t mndProcessGetSmaReq(SRpcMsg *pReq) { SUserIndexReq indexReq = {0}; SMnode *pMnode = pReq->info.node; int32_t code = -1; SUserIndexRsp rsp = {0}; bool exist = false; if (tDeserializeSUserIndexReq(pReq->pCont, pReq->contLen, &indexReq) != 0) { terrno = TSDB_CODE_INVALID_MSG; goto _OVER; } code = mndGetSma(pMnode, &indexReq, &rsp, &exist); if (code) { goto _OVER; } if (!exist) { // TODO GET INDEX FROM FULLTEXT code = -1; terrno = TSDB_CODE_MND_DB_INDEX_NOT_EXIST; } else { int32_t contLen = tSerializeSUserIndexRsp(NULL, 0, &rsp); void *pRsp = rpcMallocCont(contLen); if (pRsp == NULL) { terrno = TSDB_CODE_OUT_OF_MEMORY; code = -1; goto _OVER; } tSerializeSUserIndexRsp(pRsp, contLen, &rsp); pReq->info.rsp = pRsp; pReq->info.rspLen = contLen; code = 0; } _OVER: if (code != 0) { mError("failed to get index %s since %s", indexReq.indexFName, terrstr()); } return code; } static int32_t mndProcessGetTbSmaReq(SRpcMsg *pReq) { STableIndexReq indexReq = {0}; SMnode *pMnode = pReq->info.node; int32_t code = -1; STableIndexRsp rsp = {0}; bool exist = false; if (tDeserializeSTableIndexReq(pReq->pCont, pReq->contLen, &indexReq) != 0) { terrno = TSDB_CODE_INVALID_MSG; goto _OVER; } rsp.pIndex = taosArrayInit(10, sizeof(STableIndexInfo)); if (NULL == rsp.pIndex) { terrno = TSDB_CODE_OUT_OF_MEMORY; code = -1; goto _OVER; } code = mndGetTableSma(pMnode, indexReq.tbFName, &rsp, &exist); if (code) { goto _OVER; } if (!exist) { code = -1; terrno = TSDB_CODE_MND_DB_INDEX_NOT_EXIST; } else { int32_t contLen = tSerializeSTableIndexRsp(NULL, 0, &rsp); void *pRsp = rpcMallocCont(contLen); if (pRsp == NULL) { terrno = TSDB_CODE_OUT_OF_MEMORY; code = -1; goto _OVER; } tSerializeSTableIndexRsp(pRsp, contLen, &rsp); pReq->info.rsp = pRsp; pReq->info.rspLen = contLen; code = 0; } _OVER: if (code != 0) { mError("failed to get table index %s since %s", indexReq.tbFName, terrstr()); } tFreeSerializeSTableIndexRsp(&rsp); return code; } static int32_t mndRetrieveSma(SRpcMsg *pReq, SShowObj *pShow, SSDataBlock *pBlock, int32_t rows) { SMnode *pMnode = pReq->info.node; SSdb *pSdb = pMnode->pSdb; int32_t numOfRows = 0; SSmaObj *pSma = NULL; int32_t cols = 0; SDbObj *pDb = NULL; if (strlen(pShow->db) > 0) { pDb = mndAcquireDb(pMnode, pShow->db); if (pDb == NULL) return 0; } SSmaAndTagIter *pIter = pShow->pIter; while (numOfRows < rows) { pIter->pSmaIter = sdbFetch(pSdb, SDB_SMA, pIter->pSmaIter, (void **)&pSma); if (pIter->pSmaIter == NULL) break; if (NULL != pDb && pSma->dbUid != pDb->uid) { sdbRelease(pSdb, pSma); continue; } cols = 0; SName smaName = {0}; tNameFromString(&smaName, pSma->name, T_NAME_ACCT | T_NAME_DB | T_NAME_TABLE); char n1[TSDB_TABLE_FNAME_LEN + VARSTR_HEADER_SIZE] = {0}; STR_TO_VARSTR(n1, (char *)tNameGetTableName(&smaName)); char n2[TSDB_DB_FNAME_LEN + VARSTR_HEADER_SIZE] = {0}; STR_TO_VARSTR(n2, (char *)mndGetDbStr(pSma->db)); SName stbName = {0}; tNameFromString(&stbName, pSma->stb, T_NAME_ACCT | T_NAME_DB | T_NAME_TABLE); char n3[TSDB_TABLE_FNAME_LEN + VARSTR_HEADER_SIZE] = {0}; STR_TO_VARSTR(n3, (char *)tNameGetTableName(&stbName)); SColumnInfoData *pColInfo = taosArrayGet(pBlock->pDataBlock, cols++); colDataSetVal(pColInfo, numOfRows, (const char *)n1, false); pColInfo = taosArrayGet(pBlock->pDataBlock, cols++); colDataSetVal(pColInfo, numOfRows, (const char *)n2, false); pColInfo = taosArrayGet(pBlock->pDataBlock, cols++); colDataSetVal(pColInfo, numOfRows, (const char *)n3, false); pColInfo = taosArrayGet(pBlock->pDataBlock, cols++); colDataSetVal(pColInfo, numOfRows, (const char *)&pSma->dstVgId, false); pColInfo = taosArrayGet(pBlock->pDataBlock, cols++); colDataSetVal(pColInfo, numOfRows, (const char *)&pSma->createdTime, false); char col[TSDB_TABLE_FNAME_LEN + VARSTR_HEADER_SIZE] = {0}; STR_TO_VARSTR(col, (char *)""); pColInfo = taosArrayGet(pBlock->pDataBlock, cols++); colDataAppend(pColInfo, numOfRows, (const char *)col, false); pColInfo = taosArrayGet(pBlock->pDataBlock, cols++); char tag[TSDB_TABLE_FNAME_LEN + VARSTR_HEADER_SIZE] = {0}; STR_TO_VARSTR(tag, (char *)"sma_index"); colDataAppend(pColInfo, numOfRows, (const char *)tag, false); numOfRows++; sdbRelease(pSdb, pSma); } mndReleaseDb(pMnode, pDb); pShow->numOfRows += numOfRows; return numOfRows; } // sma and tag index comm func static int32_t mndProcessDropIdxReq(SRpcMsg *pReq) { int ret = mndProcessDropSmaReq(pReq); if (terrno == TSDB_CODE_MND_TAG_INDEX_ALREADY_EXIST) { terrno = 0; ret = mndProcessDropTagIdxReq(pReq); } return ret; } static int32_t mndRetrieveIdx(SRpcMsg *pReq, SShowObj *pShow, SSDataBlock *pBlock, int32_t rows) { if (pShow->pIter == NULL) { pShow->pIter = taosMemoryCalloc(1, sizeof(SSmaAndTagIter)); } int32_t read = mndRetrieveSma(pReq, pShow, pBlock, rows); if (read < rows) read += mndRetrieveTagIdx(pReq, pShow, pBlock, rows - read); return read; } static void mndCancelRetrieveIdx(SMnode *pMnode, void *pIter) { SSmaAndTagIter *p = pIter; if (p != NULL) { SSdb *pSdb = pMnode->pSdb; sdbCancelFetch(pSdb, p->pSmaIter); sdbCancelFetch(pSdb, p->pIdxIter); } taosMemoryFree(p); }