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#4913

Committed 06 Jan 2026 01:30AM UTC coverage: 64.884% (-0.004%) from 64.888%

Build # #4913

Build Type

push

travis-ci

Committed by

web-flow

Commit Message

merge: from main to 3.0 branch #34167

Run Details

180 of 319 new or added lines in 14 files covered. (56.43%)

571 existing lines in 128 files now uncovered.

195016 of 300563 relevant lines covered (64.88%)

117540852.85 hits per line

Source File
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81.49

/source/dnode/vnode/src/tq/tqScan.c

/*
 * Copyright (c) 2019 TAOS Data, Inc. <jhtao@taosdata.com>
 *
 * 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 <http://www.gnu.org/licenses/>.
 */

#include "tq.h"
static int32_t tqAddRawDataToRsp(const void* rawData, SMqDataRsp* pRsp, int8_t precision) {
  int32_t    code = TDB_CODE_SUCCESS;
  int32_t    lino = 0;
  void*      buf = NULL;

  int32_t dataStrLen = sizeof(SRetrieveTableRspForTmq) + *(uint32_t *)rawData + INT_BYTES;
  buf = taosMemoryCalloc(1, dataStrLen);
  TSDB_CHECK_NULL(buf, code, lino, END, terrno);

  SRetrieveTableRspForTmq* pRetrieve = (SRetrieveTableRspForTmq*)buf;
  pRetrieve->version = RETRIEVE_TABLE_RSP_TMQ_RAW_VERSION;
  pRetrieve->precision = precision;
  pRetrieve->compressed = 0;

  memcpy(pRetrieve->data, rawData, *(uint32_t *)rawData + INT_BYTES);
  TSDB_CHECK_NULL(taosArrayPush(pRsp->blockDataLen, &dataStrLen), code, lino, END, terrno);
  TSDB_CHECK_NULL(taosArrayPush(pRsp->blockData, &buf), code, lino, END, terrno);
  pRsp->blockDataElementFree = true;

  tqTrace("tqAddRawDataToRsp add block data to block array, blockDataLen:%d, blockData:%p", dataStrLen, buf);
  END:
  if (code != TSDB_CODE_SUCCESS) {
    taosMemoryFree(buf);
    tqError("%s failed at %d, failed to add block data to response:%s", __FUNCTION__, lino, tstrerror(code));
  }
  return code;
}

static int32_t tqAddBlockDataToRsp(const SSDataBlock* pBlock, SMqDataRsp* pRsp, const SSchemaWrapper* pSW, int8_t precision) {
  int32_t code = 0;
  int32_t lino = 0;
  SSchemaWrapper* pSchema = NULL;
  
  size_t dataEncodeBufSize = blockGetEncodeSize(pBlock);
  int32_t dataStrLen = sizeof(SRetrieveTableRspForTmq) + dataEncodeBufSize;
  void*   buf = taosMemoryCalloc(1, dataStrLen);
  TSDB_CHECK_NULL(buf, code, lino, END, terrno);

  SRetrieveTableRspForTmq* pRetrieve = (SRetrieveTableRspForTmq*)buf;
  pRetrieve->version = RETRIEVE_TABLE_RSP_TMQ_VERSION;
  pRetrieve->precision = precision;
  pRetrieve->compressed = 0;
  pRetrieve->numOfRows = htobe64((int64_t)pBlock->info.rows);

  int32_t actualLen = blockEncode(pBlock, pRetrieve->data, dataEncodeBufSize, pSW->nCols);
  TSDB_CHECK_CONDITION(actualLen >= 0, code, lino, END, terrno);

  actualLen += sizeof(SRetrieveTableRspForTmq);
  TSDB_CHECK_NULL(taosArrayPush(pRsp->blockDataLen, &actualLen), code, lino, END, terrno);
  TSDB_CHECK_NULL(taosArrayPush(pRsp->blockData, &buf), code, lino, END, terrno);
  pSchema = tCloneSSchemaWrapper(pSW);
  TSDB_CHECK_NULL(pSchema, code, lino, END, terrno);
  TSDB_CHECK_NULL(taosArrayPush(pRsp->blockSchema, &pSchema), code, lino, END, terrno);
  pSchema = NULL;
  pRsp->blockDataElementFree = true;
  tqTrace("tqAddBlockDataToRsp add block data to block array, blockDataLen:%d, blockData:%p", dataStrLen, buf);

END:
  tDeleteSchemaWrapper(pSchema);
  if (code != TSDB_CODE_SUCCESS){
    taosMemoryFree(buf);
    tqError("%s failed at line %d with msg:%s", __func__, lino, tstrerror(code));
  }
  return code;
}

static int32_t tqAddTbNameToRsp(const STQ* pTq, int64_t uid, SMqDataRsp* pRsp, int32_t n) {
  int32_t    code = TDB_CODE_SUCCESS;
  int32_t    lino = 0;
  SMetaReader mr = {0};

  TSDB_CHECK_NULL(pTq, code, lino, END, TSDB_CODE_INVALID_PARA);
  TSDB_CHECK_NULL(pRsp, code, lino, END, TSDB_CODE_INVALID_PARA);

  metaReaderDoInit(&mr, pTq->pVnode->pMeta, META_READER_LOCK);

  code = metaReaderGetTableEntryByUidCache(&mr, uid);
  TSDB_CHECK_CODE(code, lino, END);

  for (int32_t i = 0; i < n; i++) {
    char* tbName = taosStrdup(mr.me.name);
    TSDB_CHECK_NULL(tbName, code, lino, END, terrno);
    if(taosArrayPush(pRsp->blockTbName, &tbName) == NULL){
      tqError("failed to push tbName to blockTbName:%s, uid:%"PRId64, tbName, uid);
      continue;
    }
    tqTrace("add tbName to response success tbname:%s, uid:%"PRId64, tbName, uid);
  }

END:
  if (code != TSDB_CODE_SUCCESS) {
    tqError("%s failed at %d, failed to add tbName to response:%s, uid:%"PRId64, __FUNCTION__, lino, tstrerror(code), uid);
  }
  metaReaderClear(&mr);
  return code;
}

int32_t getDataBlock(qTaskInfo_t task, const STqHandle* pHandle, int32_t vgId, SSDataBlock** res) {
  if (task == NULL || pHandle == NULL || res == NULL) {
    return TSDB_CODE_INVALID_PARA;
  }
  uint64_t ts = 0;
  qStreamSetOpen(task);

  tqDebug("consumer:0x%" PRIx64 " vgId:%d, tmq one task start execute", pHandle->consumerId, vgId);
  int32_t code = qExecTask(task, res, &ts);
  if (code != TSDB_CODE_SUCCESS) {
    tqError("consumer:0x%" PRIx64 " vgId:%d, task exec error since %s", pHandle->consumerId, vgId, tstrerror(code));
    return code;
  }

  tqDebug("consumer:0x%" PRIx64 " vgId:%d tmq one task end executed, pDataBlock:%p", pHandle->consumerId, vgId, *res);
  return 0;
}

static int32_t tqProcessReplayRsp(STQ* pTq, STqHandle* pHandle, SMqDataRsp* pRsp, const SMqPollReq* pRequest, SSDataBlock* pDataBlock, qTaskInfo_t task){
  int32_t code = 0;
  int32_t lino = 0;

  if (IS_OFFSET_RESET_TYPE(pRequest->reqOffset.type) && pHandle->block != NULL) {
    blockDataDestroy(pHandle->block);
    pHandle->block = NULL;
  }
  if (pHandle->block == NULL) {
    if (pDataBlock == NULL) {
      goto END;
    }

    STqOffsetVal offset = {0};
    code = qStreamExtractOffset(task, &offset);
    TSDB_CHECK_CODE(code, lino, END);

    pHandle->block = NULL;

    code = createOneDataBlock(pDataBlock, true, &pHandle->block);
    TSDB_CHECK_CODE(code, lino, END);

    pHandle->blockTime = offset.ts;
    tOffsetDestroy(&offset);
    int32_t vgId = TD_VID(pTq->pVnode);
    code = getDataBlock(task, pHandle, vgId, &pDataBlock);
    TSDB_CHECK_CODE(code, lino, END);
  }

  const STqExecHandle* pExec = &pHandle->execHandle;
  code = tqAddBlockDataToRsp(pHandle->block, pRsp, &pExec->execCol.pSW, pTq->pVnode->config.tsdbCfg.precision);
  TSDB_CHECK_CODE(code, lino, END);

  pRsp->blockNum++;
  if (pDataBlock == NULL) {
    blockDataDestroy(pHandle->block);
    pHandle->block = NULL;
  } else {
    code = copyDataBlock(pHandle->block, pDataBlock);
    TSDB_CHECK_CODE(code, lino, END);

    STqOffsetVal offset = {0};
    code = qStreamExtractOffset(task, &offset);
    TSDB_CHECK_CODE(code, lino, END);

    pRsp->sleepTime = offset.ts - pHandle->blockTime;
    pHandle->blockTime = offset.ts;
    tOffsetDestroy(&offset);
  }

END:
  if (code != TSDB_CODE_SUCCESS) {
    tqError("%s failed at %d, failed to process replay response:%s", __FUNCTION__, lino, tstrerror(code));
  }
  return code;
}

int32_t tqScanData(STQ* pTq, STqHandle* pHandle, SMqDataRsp* pRsp, STqOffsetVal* pOffset, const SMqPollReq* pRequest) {
  int32_t code = 0;
  int32_t lino = 0;
  TSDB_CHECK_NULL(pRsp, code, lino, END, TSDB_CODE_INVALID_PARA);
  TSDB_CHECK_NULL(pTq, code, lino, END, TSDB_CODE_INVALID_PARA);
  TSDB_CHECK_NULL(pHandle, code, lino, END, TSDB_CODE_INVALID_PARA);
  TSDB_CHECK_NULL(pOffset, code, lino, END, TSDB_CODE_INVALID_PARA);
  TSDB_CHECK_NULL(pRequest, code, lino, END, TSDB_CODE_INVALID_PARA);

  int32_t vgId = TD_VID(pTq->pVnode);
  int32_t totalRows = 0;

  const STqExecHandle* pExec = &pHandle->execHandle;
  qTaskInfo_t          task = pExec->task;

  code = qStreamPrepareScan(task, pOffset, pHandle->execHandle.subType);
  TSDB_CHECK_CODE(code, lino, END);

  qStreamSetSourceExcluded(task, pRequest->sourceExcluded);
  int64_t st = taosGetTimestampMs();
  while (1) {
    SSDataBlock* pDataBlock = NULL;
    code = getDataBlock(task, pHandle, vgId, &pDataBlock);
    TSDB_CHECK_CODE(code, lino, END);

    if (pRequest->enableReplay) {
      code = tqProcessReplayRsp(pTq, pHandle, pRsp, pRequest, pDataBlock, task);
      TSDB_CHECK_CODE(code, lino, END);
      break;
    }
    if (pDataBlock == NULL) {
      break;
    }
    code = tqAddBlockDataToRsp(pDataBlock, pRsp, &pExec->execCol.pSW, pTq->pVnode->config.tsdbCfg.precision);
    TSDB_CHECK_CODE(code, lino, END);

    pRsp->blockNum++;
    totalRows += pDataBlock->info.rows;
    if (totalRows >= pRequest->minPollRows || (taosGetTimestampMs() - st > pRequest->timeout)) {
      break;
    }
  }

  tqDebug("consumer:0x%" PRIx64 " vgId:%d tmq task executed finished, total blocks:%d, totalRows:%d", pHandle->consumerId, vgId, pRsp->blockNum, totalRows);
  code = qStreamExtractOffset(task, &pRsp->rspOffset);

END:
  if (code != 0) {
    tqError("%s failed at %d, tmq task executed error msg:%s", __FUNCTION__, lino, tstrerror(code));
  }
  return code;
}

int32_t tqScanTaosx(STQ* pTq, const STqHandle* pHandle, SMqDataRsp* pRsp, SMqBatchMetaRsp* pBatchMetaRsp, STqOffsetVal* pOffset, const SMqPollReq* pRequest) {
  int32_t code = 0;
  int32_t lino = 0;
  char* tbName = NULL;
  const STqExecHandle* pExec = &pHandle->execHandle;
  qTaskInfo_t          task = pExec->task;
  code = qStreamPrepareScan(task, pOffset, pHandle->execHandle.subType);
  TSDB_CHECK_CODE(code, lino, END);

  int32_t rowCnt = 0;
  int64_t st = taosGetTimestampMs();
  while (1) {
    SSDataBlock* pDataBlock = NULL;
    uint64_t     ts = 0;
    tqDebug("tmqsnap task start to execute");
    code = qExecTask(task, &pDataBlock, &ts);
    TSDB_CHECK_CODE(code, lino, END);
    tqDebug("tmqsnap task execute end, get %p", pDataBlock);

    if (pDataBlock != NULL && pDataBlock->info.rows > 0) {
      if (pRsp->withTbName) {
        tbName = taosStrdup(qExtractTbnameFromTask(task));
        TSDB_CHECK_NULL(tbName, code, lino, END, terrno);
        TSDB_CHECK_NULL(taosArrayPush(pRsp->blockTbName, &tbName), code, lino, END, terrno);
        tqDebug("vgId:%d, add tbname:%s to rsp msg", pTq->pVnode->config.vgId, tbName);
        tbName = NULL;
      }

      code = tqAddBlockDataToRsp(pDataBlock, pRsp, qExtractSchemaFromTask(task), pTq->pVnode->config.tsdbCfg.precision);
      TSDB_CHECK_CODE(code, lino, END);

      pRsp->blockNum++;
      rowCnt += pDataBlock->info.rows;
      if (rowCnt <= pRequest->minPollRows && (taosGetTimestampMs() - st <= pRequest->timeout)) {
        continue;
      }
    }

    // get meta
    SMqBatchMetaRsp* tmp = qStreamExtractMetaMsg(task);
    if (taosArrayGetSize(tmp->batchMetaReq) > 0) {
      code = qStreamExtractOffset(task, &tmp->rspOffset);
      TSDB_CHECK_CODE(code, lino, END);
      *pBatchMetaRsp = *tmp;
      tqDebug("tmqsnap task get meta");
      break;
    }

    if (pDataBlock == NULL) {
      code = qStreamExtractOffset(task, pOffset);
      TSDB_CHECK_CODE(code, lino, END);

      if (pOffset->type == TMQ_OFFSET__SNAPSHOT_DATA) {
        continue;
      }

      tqDebug("tmqsnap vgId: %d, tsdb consume over, switch to wal, ver %" PRId64, TD_VID(pTq->pVnode), pHandle->snapshotVer + 1);
      code = qStreamExtractOffset(task, &pRsp->rspOffset);
      break;
    }

    if (pRsp->blockNum > 0) {
      tqDebug("tmqsnap task exec exited, get data");
      code = qStreamExtractOffset(task, &pRsp->rspOffset);
      break;
    }
  }
  tqDebug("%s:%d success", __FUNCTION__, lino);
END:
  if (code != 0){
    tqError("%s failed at %d, vgId:%d, task exec error since %s", __FUNCTION__ , lino, pTq->pVnode->config.vgId, tstrerror(code));
  }
  taosMemoryFree(tbName);
  return code;
}

static void tqProcessSubData(STQ* pTq, STqHandle* pHandle, SMqDataRsp* pRsp, int32_t* totalRows,
                             const SMqPollReq* pRequest, SArray* rawList){
  int32_t code = 0;
  int32_t lino = 0;
  SArray* pBlocks = NULL;
  SArray* pSchemas = NULL;

  STqExecHandle* pExec = &pHandle->execHandle;
  STqReader* pReader = pExec->pTqReader;

  pBlocks = taosArrayInit(0, sizeof(SSDataBlock));
  TSDB_CHECK_NULL(pBlocks, code, lino, END, terrno);
  pSchemas = taosArrayInit(0, sizeof(void*));
  TSDB_CHECK_NULL(pSchemas, code, lino, END, terrno);

  SSubmitTbData* pSubmitTbData = NULL;
  code = tqRetrieveTaosxBlock(pReader, pRsp, pBlocks, pSchemas, &pSubmitTbData, rawList, pHandle->fetchMeta);
  TSDB_CHECK_CODE(code, lino, END);
  bool tmp = (pSubmitTbData->flags & pRequest->sourceExcluded) != 0;
  TSDB_CHECK_CONDITION(!tmp, code, lino, END, TSDB_CODE_SUCCESS);

  if (pHandle->fetchMeta == ONLY_META){
    goto END;
  }

  int32_t blockNum = taosArrayGetSize(pBlocks) == 0 ? 1 : taosArrayGetSize(pBlocks);
  if (pRsp->withTbName) {
    int64_t uid = pExec->pTqReader->lastBlkUid;
    code = tqAddTbNameToRsp(pTq, uid, pRsp, blockNum);
    TSDB_CHECK_CODE(code, lino, END);
  }

  TSDB_CHECK_CONDITION(!tmp, code, lino, END, TSDB_CODE_SUCCESS);
  for (int32_t i = 0; i < blockNum; i++) {
    if (taosArrayGetSize(pBlocks) == 0){
      void* rawData = taosArrayGetP(rawList, pReader->nextBlk - 1);
      if (rawData == NULL) {
        continue;
      }
      if (tqAddRawDataToRsp(rawData, pRsp, pTq->pVnode->config.tsdbCfg.precision) != 0){
        tqError("vgId:%d, failed to add block to rsp msg", pTq->pVnode->config.vgId);
        continue;
      }
      *totalRows += *(uint32_t *)rawData + INT_BYTES; // bytes actually
    } else {
      SSDataBlock* pBlock = taosArrayGet(pBlocks, i);
      if (pBlock == NULL) {
        continue;
      }

      SSchemaWrapper* pSW = (SSchemaWrapper*)taosArrayGetP(pSchemas, i);
      if (tqAddBlockDataToRsp(pBlock, pRsp, pSW, pTq->pVnode->config.tsdbCfg.precision) != 0){
        tqError("vgId:%d, failed to add block to rsp msg", pTq->pVnode->config.vgId);
        continue;
      }
      *totalRows += pBlock->info.rows;
    }

    pRsp->blockNum++;
  }
  tqTrace("vgId:%d, process sub data success, response blocknum:%d, rows:%d", pTq->pVnode->config.vgId, pRsp->blockNum, *totalRows);
END:
  if (code != 0) {
    tqError("%s failed at %d, failed to process sub data:%s", __FUNCTION__, lino, tstrerror(code));
  }
  taosArrayDestroyEx(pBlocks, (FDelete)blockDataFreeRes);
  taosArrayDestroyP(pSchemas, (FDelete)tDeleteSchemaWrapper);
}

static void preProcessSubmitMsg(STqHandle* pHandle, const SMqPollReq* pRequest, SArray** rawList){
  STqExecHandle* pExec = &pHandle->execHandle;
  STqReader* pReader = pExec->pTqReader;
  int32_t blockSz = taosArrayGetSize(pReader->submit.aSubmitTbData);
  for (int32_t i = 0; i < blockSz; i++){
    SSubmitTbData* pSubmitTbData = taosArrayGet(pReader->submit.aSubmitTbData, i);
    if (pSubmitTbData== NULL){
      taosArrayDestroy(*rawList);
      *rawList = NULL;
      return;
    }

    int64_t uid = pSubmitTbData->uid;
    if (pRequest->rawData) {
      if (taosHashGet(pRequest->uidHash, &uid, LONG_BYTES) != NULL) {
        tqDebug("poll rawdata split,uid:%" PRId64 " is already exists", uid);
        terrno = TSDB_CODE_TMQ_RAW_DATA_SPLIT;
        return;
      } else {
        int32_t code = taosHashPut(pRequest->uidHash, &uid, LONG_BYTES, &uid, LONG_BYTES);
        if (code != 0) {
          tqError("failed to add table uid to hash, code:%d, uid:%" PRId64, code, uid);
        }
      }
    }

    if (pSubmitTbData->pCreateTbReq == NULL){
      continue;
    }

    int64_t createTime = INT64_MAX;
    int64_t *cTime = (int64_t*)taosHashGet(pHandle->tableCreateTimeHash, &uid, LONG_BYTES);
    if (cTime != NULL){
      createTime = *cTime;
    } else{
      createTime = metaGetTableCreateTime(pReader->pVnodeMeta, uid, 1);
      if (createTime != INT64_MAX){
        int32_t code = taosHashPut(pHandle->tableCreateTimeHash, &uid, LONG_BYTES, &createTime, LONG_BYTES);
        if (code != 0){
          tqError("failed to add table create time to hash,code:%d, uid:%"PRId64, code, uid);
        }
      }
    }
    if (pHandle->fetchMeta == WITH_DATA || pSubmitTbData->ctimeMs > createTime){
      tDestroySVSubmitCreateTbReq(pSubmitTbData->pCreateTbReq, TSDB_MSG_FLG_DECODE);
      taosMemoryFreeClear(pSubmitTbData->pCreateTbReq);
    } else{
      taosArrayDestroy(*rawList);
      *rawList = NULL;
    }
  }
}

int32_t tqTaosxScanLog(STQ* pTq, STqHandle* pHandle, SPackedData submit, SMqDataRsp* pRsp, int32_t* totalRows, const SMqPollReq* pRequest) {
  int32_t code = 0;
  int32_t lino = 0;
  SDecoder decoder = {0};
  STqExecHandle* pExec = &pHandle->execHandle;
  STqReader* pReader = pExec->pTqReader;
  SArray *rawList = NULL;
  if (pRequest->rawData){
    rawList = taosArrayInit(0, POINTER_BYTES);
    TSDB_CHECK_NULL(rawList, code, lino, END, terrno);
  }
  code = tqReaderSetSubmitMsg(pReader, submit.msgStr, submit.msgLen, submit.ver, rawList, &decoder);
  TSDB_CHECK_CODE(code, lino, END);
  preProcessSubmitMsg(pHandle, pRequest, &rawList);
  // data could not contains same uid data in rawdata mode
  if (pRequest->rawData != 0 && terrno == TSDB_CODE_TMQ_RAW_DATA_SPLIT){
    goto END;
  }

  // this submit data is metadata and previous data is rawdata
  if (pRequest->rawData != 0 && *totalRows > 0 && pRsp->createTableNum == 0 && rawList == NULL){
    tqDebug("poll rawdata split,vgId:%d, this wal submit data contains metadata and previous data is data", pTq->pVnode->config.vgId);
    terrno = TSDB_CODE_TMQ_RAW_DATA_SPLIT;
    goto END;
  }

  // this submit data is rawdata and previous data is metadata
  if (pRequest->rawData != 0 && pRsp->createTableNum > 0 && rawList != NULL){
    tqDebug("poll rawdata split,vgId:%d, this wal submit data is data and previous data is metadata", pTq->pVnode->config.vgId);
    terrno = TSDB_CODE_TMQ_RAW_DATA_SPLIT;
    goto END;
  }

  if (pExec->subType == TOPIC_SUB_TYPE__TABLE) {
    while (tqNextBlockImpl(pReader, NULL)) {
      tqProcessSubData(pTq, pHandle, pRsp, totalRows, pRequest, rawList);
    }
  } else if (pExec->subType == TOPIC_SUB_TYPE__DB) {
    while (tqNextDataBlockFilterOut(pReader, pExec->execDb.pFilterOutTbUid)) {
      tqProcessSubData(pTq, pHandle, pRsp, totalRows, pRequest, rawList);
    }
  }

END:
  tDecoderClear(&decoder);
  tqReaderClearSubmitMsg(pReader);
  taosArrayDestroy(rawList);
  if (code != 0){
    tqError("%s failed at %d, failed to scan log:%s", __FUNCTION__, lino, tstrerror(code));
  }
  return code;
}

taosdata / TDengine / #4913

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