/* * 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 . */ #include "tsdb.h" #define TSDB_FILE_DLMT ((uint32_t)0xF00AFA0F) // SDelFWriter ==================================================== int32_t tsdbDelFWriterOpen(SDelFWriter **ppWriter, SDelFile *pFile, STsdb *pTsdb) { int32_t code = 0; char fname[TSDB_FILENAME_LEN]; char hdr[TSDB_FHDR_SIZE] = {0}; SDelFWriter *pDelFWriter; int64_t n; // alloc pDelFWriter = (SDelFWriter *)taosMemoryCalloc(1, sizeof(*pDelFWriter)); if (pDelFWriter == NULL) { code = TSDB_CODE_OUT_OF_MEMORY; goto _err; } pDelFWriter->pTsdb = pTsdb; pDelFWriter->fDel = *pFile; tsdbDelFileName(pTsdb, pFile, fname); pDelFWriter->pWriteH = taosOpenFile(fname, TD_FILE_WRITE | TD_FILE_CREATE); if (pDelFWriter->pWriteH == NULL) { code = TAOS_SYSTEM_ERROR(errno); goto _err; } // update header n = taosWriteFile(pDelFWriter->pWriteH, &hdr, TSDB_FHDR_SIZE); if (n < 0) { code = TAOS_SYSTEM_ERROR(errno); goto _err; } pDelFWriter->fDel.size = TSDB_FHDR_SIZE; pDelFWriter->fDel.offset = 0; *ppWriter = pDelFWriter; return code; _err: tsdbError("vgId:%d, failed to open del file writer since %s", TD_VID(pTsdb->pVnode), tstrerror(code)); *ppWriter = NULL; return code; } int32_t tsdbDelFWriterClose(SDelFWriter **ppWriter, int8_t sync) { int32_t code = 0; SDelFWriter *pWriter = *ppWriter; // sync if (sync && taosFsyncFile(pWriter->pWriteH) < 0) { code = TAOS_SYSTEM_ERROR(errno); goto _err; } // close if (taosCloseFile(&pWriter->pWriteH) < 0) { code = TAOS_SYSTEM_ERROR(errno); goto _err; } *ppWriter = NULL; return code; _err: tsdbError("vgId:%d, failed to close del file writer since %s", TD_VID(pWriter->pTsdb->pVnode), tstrerror(code)); return code; } int32_t tsdbWriteDelData(SDelFWriter *pWriter, SArray *aDelData, uint8_t **ppBuf, SDelIdx *pDelIdx) { int32_t code = 0; uint8_t *pBuf = NULL; int64_t size; int64_t n; SBlockDataHdr hdr = {.delimiter = TSDB_FILE_DLMT, .suid = pDelIdx->suid, .uid = pDelIdx->uid}; if (!ppBuf) ppBuf = &pBuf; // prepare size = sizeof(hdr); for (int32_t iDelData = 0; iDelData < taosArrayGetSize(aDelData); iDelData++) { size += tPutDelData(NULL, taosArrayGet(aDelData, iDelData)); } size += sizeof(TSCKSUM); // alloc code = tRealloc(ppBuf, size); if (code) goto _err; // build n = 0; *(SBlockDataHdr *)(*ppBuf) = hdr; n += sizeof(hdr); for (int32_t iDelData = 0; iDelData < taosArrayGetSize(aDelData); iDelData++) { n += tPutDelData(*ppBuf + n, taosArrayGet(aDelData, iDelData)); } taosCalcChecksumAppend(0, *ppBuf, size); ASSERT(n + sizeof(TSCKSUM) == size); // write n = taosWriteFile(pWriter->pWriteH, *ppBuf, size); if (n < 0) { code = TAOS_SYSTEM_ERROR(errno); goto _err; } ASSERT(n == size); // update pDelIdx->offset = pWriter->fDel.size; pDelIdx->size = size; pWriter->fDel.size += size; tFree(pBuf); return code; _err: tsdbError("vgId:%d, failed to write del data since %s", TD_VID(pWriter->pTsdb->pVnode), tstrerror(code)); tFree(pBuf); return code; } int32_t tsdbWriteDelIdx(SDelFWriter *pWriter, SArray *aDelIdx, uint8_t **ppBuf) { int32_t code = 0; int64_t size; int64_t n; uint8_t *pBuf = NULL; SDelIdx *pDelIdx; if (!ppBuf) ppBuf = &pBuf; // prepare size = 0; size += tPutU32(NULL, TSDB_FILE_DLMT); for (int32_t iDelIdx = 0; iDelIdx < taosArrayGetSize(aDelIdx); iDelIdx++) { size += tPutDelIdx(NULL, taosArrayGet(aDelIdx, iDelIdx)); } size += sizeof(TSCKSUM); // alloc code = tRealloc(ppBuf, size); if (code) goto _err; // build n = 0; n += tPutU32(*ppBuf + n, TSDB_FILE_DLMT); for (int32_t iDelIdx = 0; iDelIdx < taosArrayGetSize(aDelIdx); iDelIdx++) { n += tPutDelIdx(*ppBuf + n, taosArrayGet(aDelIdx, iDelIdx)); } taosCalcChecksumAppend(0, *ppBuf, size); ASSERT(n + sizeof(TSCKSUM) == size); // write n = taosWriteFile(pWriter->pWriteH, *ppBuf, size); if (n < 0) { code = TAOS_SYSTEM_ERROR(errno); goto _err; } // update pWriter->fDel.offset = pWriter->fDel.size; pWriter->fDel.size += size; tFree(pBuf); return code; _err: tsdbError("vgId:%d, write del idx failed since %s", TD_VID(pWriter->pTsdb->pVnode), tstrerror(code)); tFree(pBuf); return code; } int32_t tsdbUpdateDelFileHdr(SDelFWriter *pWriter) { int32_t code = 0; char hdr[TSDB_FHDR_SIZE]; int64_t size = TSDB_FHDR_SIZE; int64_t n; // build memset(hdr, 0, size); tPutDelFile(hdr, &pWriter->fDel); taosCalcChecksumAppend(0, hdr, size); // seek if (taosLSeekFile(pWriter->pWriteH, 0, SEEK_SET) < 0) { code = TAOS_SYSTEM_ERROR(errno); goto _err; } // write n = taosWriteFile(pWriter->pWriteH, hdr, size); if (n < 0) { code = TAOS_SYSTEM_ERROR(errno); goto _err; } return code; _err: tsdbError("vgId:%d, update del file hdr failed since %s", TD_VID(pWriter->pTsdb->pVnode), tstrerror(code)); return code; } // SDelFReader ==================================================== struct SDelFReader { STsdb *pTsdb; SDelFile fDel; TdFilePtr pReadH; }; int32_t tsdbDelFReaderOpen(SDelFReader **ppReader, SDelFile *pFile, STsdb *pTsdb, uint8_t **ppBuf) { int32_t code = 0; char fname[TSDB_FILENAME_LEN]; SDelFReader *pDelFReader; int64_t n; // alloc pDelFReader = (SDelFReader *)taosMemoryCalloc(1, sizeof(*pDelFReader)); if (pDelFReader == NULL) { code = TSDB_CODE_OUT_OF_MEMORY; goto _err; } // open impl pDelFReader->pTsdb = pTsdb; pDelFReader->fDel = *pFile; tsdbDelFileName(pTsdb, pFile, fname); pDelFReader->pReadH = taosOpenFile(fname, TD_FILE_READ); if (pDelFReader->pReadH == NULL) { code = TAOS_SYSTEM_ERROR(errno); taosMemoryFree(pDelFReader); goto _err; } #if 0 // load and check hdr if buffer is given if (ppBuf) { code = tRealloc(ppBuf, TSDB_FHDR_SIZE); if (code) { goto _err; } n = taosReadFile(pDelFReader->pReadH, *ppBuf, TSDB_FHDR_SIZE); if (n < 0) { code = TAOS_SYSTEM_ERROR(errno); goto _err; } else if (n < TSDB_FHDR_SIZE) { code = TSDB_CODE_FILE_CORRUPTED; goto _err; } if (!taosCheckChecksumWhole(*ppBuf, TSDB_FHDR_SIZE)) { code = TSDB_CODE_FILE_CORRUPTED; goto _err; } // TODO: check the content } #endif _exit: *ppReader = pDelFReader; return code; _err: tsdbError("vgId:%d, del file reader open failed since %s", TD_VID(pTsdb->pVnode), tstrerror(code)); *ppReader = NULL; return code; } int32_t tsdbDelFReaderClose(SDelFReader **ppReader) { int32_t code = 0; SDelFReader *pReader = *ppReader; if (pReader) { if (taosCloseFile(&pReader->pReadH) < 0) { code = TAOS_SYSTEM_ERROR(errno); goto _exit; } taosMemoryFree(pReader); } *ppReader = NULL; _exit: return code; } int32_t tsdbReadDelData(SDelFReader *pReader, SDelIdx *pDelIdx, SArray *aDelData, uint8_t **ppBuf) { int32_t code = 0; int64_t offset = pDelIdx->offset; int64_t size = pDelIdx->size; int64_t n; uint8_t *pBuf = NULL; SBlockDataHdr *pHdr; SDelData *pDelData = &(SDelData){0}; if (!ppBuf) ppBuf = &pBuf; // seek if (taosLSeekFile(pReader->pReadH, offset, SEEK_SET) < 0) { code = TAOS_SYSTEM_ERROR(errno); goto _err; } // alloc code = tRealloc(ppBuf, size); if (code) goto _err; // read n = taosReadFile(pReader->pReadH, *ppBuf, size); if (n < 0) { code = TAOS_SYSTEM_ERROR(errno); goto _err; } else if (n < size) { code = TSDB_CODE_FILE_CORRUPTED; goto _err; } // check if (!taosCheckChecksumWhole(*ppBuf, size)) { code = TSDB_CODE_FILE_CORRUPTED; goto _err; } // // decode n = 0; pHdr = (SBlockDataHdr *)(*ppBuf + n); ASSERT(pHdr->delimiter == TSDB_FILE_DLMT); ASSERT(pHdr->suid == pDelIdx->suid); ASSERT(pHdr->uid == pDelIdx->uid); n += sizeof(*pHdr); taosArrayClear(aDelData); while (n < size - sizeof(TSCKSUM)) { n += tGetDelData(*ppBuf + n, pDelData); if (taosArrayPush(aDelData, pDelData) == NULL) { code = TSDB_CODE_OUT_OF_MEMORY; goto _err; } } ASSERT(n == size - sizeof(TSCKSUM)); tFree(pBuf); return code; _err: tsdbError("vgId:%d, read del data failed since %s", TD_VID(pReader->pTsdb->pVnode), tstrerror(code)); tFree(pBuf); return code; } int32_t tsdbReadDelIdx(SDelFReader *pReader, SArray *aDelIdx, uint8_t **ppBuf) { int32_t code = 0; int32_t n; int64_t offset = pReader->fDel.offset; int64_t size = pReader->fDel.size - offset; uint32_t delimiter; uint8_t *pBuf = NULL; SDelIdx *pDelIdx = &(SDelIdx){0}; if (!ppBuf) ppBuf = &pBuf; // seek if (taosLSeekFile(pReader->pReadH, offset, SEEK_SET) < 0) { code = TAOS_SYSTEM_ERROR(errno); goto _err; } // alloc code = tRealloc(ppBuf, size); if (code) goto _err; // read n = taosReadFile(pReader->pReadH, *ppBuf, size); if (n < 0) { code = TAOS_SYSTEM_ERROR(errno); goto _err; } else if (n < size) { code = TSDB_CODE_FILE_CORRUPTED; goto _err; } // check if (!taosCheckChecksumWhole(*ppBuf, size)) { code = TSDB_CODE_FILE_CORRUPTED; goto _err; } // decode n = 0; n += tGetU32(*ppBuf + n, &delimiter); ASSERT(delimiter == TSDB_FILE_DLMT); taosArrayClear(aDelIdx); while (n < size - sizeof(TSCKSUM)) { n += tGetDelIdx(*ppBuf + n, pDelIdx); if (taosArrayPush(aDelIdx, pDelIdx) == NULL) { code = TSDB_CODE_OUT_OF_MEMORY; goto _err; } } ASSERT(n == size - sizeof(TSCKSUM)); tFree(pBuf); return code; _err: tsdbError("vgId:%d, read del idx failed since %s", TD_VID(pReader->pTsdb->pVnode), tstrerror(code)); tFree(pBuf); return code; } // SDataFReader ==================================================== struct SDataFReader { STsdb *pTsdb; SDFileSet *pSet; TdFilePtr pHeadFD; TdFilePtr pDataFD; TdFilePtr pLastFD; TdFilePtr pSmaFD; }; int32_t tsdbDataFReaderOpen(SDataFReader **ppReader, STsdb *pTsdb, SDFileSet *pSet) { int32_t code = 0; SDataFReader *pReader; char fname[TSDB_FILENAME_LEN]; // alloc pReader = (SDataFReader *)taosMemoryCalloc(1, sizeof(*pReader)); if (pReader == NULL) { code = TSDB_CODE_OUT_OF_MEMORY; goto _err; } pReader->pTsdb = pTsdb; pReader->pSet = pSet; // open impl // head tsdbHeadFileName(pTsdb, pSet->diskId, pSet->fid, pSet->pHeadF, fname); pReader->pHeadFD = taosOpenFile(fname, TD_FILE_READ); if (pReader->pHeadFD == NULL) { code = TAOS_SYSTEM_ERROR(errno); goto _err; } // data tsdbDataFileName(pTsdb, pSet->diskId, pSet->fid, pSet->pDataF, fname); pReader->pDataFD = taosOpenFile(fname, TD_FILE_READ); if (pReader->pDataFD == NULL) { code = TAOS_SYSTEM_ERROR(errno); goto _err; } // last tsdbLastFileName(pTsdb, pSet->diskId, pSet->fid, pSet->pLastF, fname); pReader->pLastFD = taosOpenFile(fname, TD_FILE_READ); if (pReader->pLastFD == NULL) { code = TAOS_SYSTEM_ERROR(errno); goto _err; } // sma tsdbSmaFileName(pTsdb, pSet->diskId, pSet->fid, pSet->pSmaF, fname); pReader->pSmaFD = taosOpenFile(fname, TD_FILE_READ); if (pReader->pSmaFD == NULL) { code = TAOS_SYSTEM_ERROR(errno); goto _err; } *ppReader = pReader; return code; _err: tsdbError("vgId:%d, tsdb data file reader open failed since %s", TD_VID(pTsdb->pVnode), tstrerror(code)); *ppReader = NULL; return code; } int32_t tsdbDataFReaderClose(SDataFReader **ppReader) { int32_t code = 0; if (*ppReader == NULL) goto _exit; if (taosCloseFile(&(*ppReader)->pHeadFD) < 0) { code = TAOS_SYSTEM_ERROR(errno); goto _err; } if (taosCloseFile(&(*ppReader)->pDataFD) < 0) { code = TAOS_SYSTEM_ERROR(errno); goto _err; } if (taosCloseFile(&(*ppReader)->pLastFD) < 0) { code = TAOS_SYSTEM_ERROR(errno); goto _err; } if (taosCloseFile(&(*ppReader)->pSmaFD) < 0) { code = TAOS_SYSTEM_ERROR(errno); goto _err; } taosMemoryFree(*ppReader); _exit: *ppReader = NULL; return code; _err: tsdbError("vgId:%d, data file reader close failed since %s", TD_VID((*ppReader)->pTsdb->pVnode), tstrerror(code)); return code; } int32_t tsdbReadBlockIdx(SDataFReader *pReader, SArray *aBlockIdx, uint8_t **ppBuf) { int32_t code = 0; int64_t offset = pReader->pSet->pHeadF->offset; int64_t size = pReader->pSet->pHeadF->loffset - offset; uint8_t *pBuf = NULL; int64_t n; uint32_t delimiter; SBlockIdx blockIdx; taosArrayClear(aBlockIdx); if (size == 0) { goto _exit; } // alloc if (!ppBuf) ppBuf = &pBuf; code = tRealloc(ppBuf, size); if (code) goto _err; // seek if (taosLSeekFile(pReader->pHeadFD, offset, SEEK_SET) < 0) { code = TAOS_SYSTEM_ERROR(errno); goto _err; } // read n = taosReadFile(pReader->pHeadFD, *ppBuf, size); if (n < 0) { code = TAOS_SYSTEM_ERROR(errno); goto _err; } else if (n < size) { code = TSDB_CODE_FILE_CORRUPTED; goto _err; } // check if (!taosCheckChecksumWhole(*ppBuf, size)) { code = TSDB_CODE_FILE_CORRUPTED; goto _err; } // decode n = 0; n = tGetU32(*ppBuf + n, &delimiter); ASSERT(delimiter == TSDB_FILE_DLMT); while (n < size - sizeof(TSCKSUM)) { n += tGetBlockIdx(*ppBuf + n, &blockIdx); if (taosArrayPush(aBlockIdx, &blockIdx) == NULL) { code = TSDB_CODE_OUT_OF_MEMORY; goto _err; } } ASSERT(n + sizeof(TSCKSUM) == size); tFree(pBuf); _exit: return code; _err: tsdbError("vgId:%d, read block idx failed since %s", TD_VID(pReader->pTsdb->pVnode), tstrerror(code)); tFree(pBuf); return code; } int32_t tsdbReadBlockL(SDataFReader *pReader, SArray *aBlockL, uint8_t **ppBuf) { int32_t code = 0; int64_t offset = pReader->pSet->pHeadF->loffset; int64_t size = pReader->pSet->pHeadF->size - offset; int64_t n; uint32_t delimiter; uint8_t *pBuf = NULL; SBlockL blockl; taosArrayClear(aBlockL); if (size == 0) { goto _exit; } // alloc if (!ppBuf) ppBuf = &pBuf; code = tRealloc(ppBuf, size); if (code) goto _err; // seek if (taosLSeekFile(pReader->pHeadFD, offset, SEEK_SET) < 0) { code = TAOS_SYSTEM_ERROR(errno); goto _err; } // read n = taosReadFile(pReader->pHeadFD, *ppBuf, size); if (n < 0) { code = TAOS_SYSTEM_ERROR(errno); goto _err; } else if (n < size) { code = TSDB_CODE_FILE_CORRUPTED; goto _err; } // check if (!taosCheckChecksumWhole(*ppBuf, size)) { code = TSDB_CODE_FILE_CORRUPTED; goto _err; } // decode n = 0; n = tGetU32(*ppBuf + n, &delimiter); ASSERT(delimiter == TSDB_FILE_DLMT); while (n < size - sizeof(TSCKSUM)) { n += tGetBlockL(*ppBuf + n, &blockl); if (taosArrayPush(aBlockL, &blockl) == NULL) { code = TSDB_CODE_OUT_OF_MEMORY; goto _err; } } ASSERT(n + sizeof(TSCKSUM) == size); tFree(pBuf); _exit: return code; _err: tsdbError("vgId:%d read blockl failed since %s", TD_VID(pReader->pTsdb->pVnode), tstrerror(code)); tFree(pBuf); return code; } int32_t tsdbReadBlock(SDataFReader *pReader, SBlockIdx *pBlockIdx, SMapData *mBlock, uint8_t **ppBuf) { int32_t code = 0; int64_t offset = pBlockIdx->offset; int64_t size = pBlockIdx->size; uint8_t *pBuf = NULL; int64_t n; int64_t tn; SBlockDataHdr hdr; if (!ppBuf) ppBuf = &pBuf; // alloc code = tRealloc(ppBuf, size); if (code) goto _err; // seek if (taosLSeekFile(pReader->pHeadFD, offset, SEEK_SET) < 0) { code = TAOS_SYSTEM_ERROR(errno); goto _err; } // read n = taosReadFile(pReader->pHeadFD, *ppBuf, size); if (n < 0) { code = TAOS_SYSTEM_ERROR(errno); goto _err; } else if (n < size) { code = TSDB_CODE_FILE_CORRUPTED; goto _err; } // check if (!taosCheckChecksumWhole(*ppBuf, size)) { code = TSDB_CODE_FILE_CORRUPTED; goto _err; } // decode hdr = *(SBlockDataHdr *)(*ppBuf); ASSERT(hdr.delimiter == TSDB_FILE_DLMT); ASSERT(hdr.suid == pBlockIdx->suid); ASSERT(hdr.uid == pBlockIdx->uid); n = sizeof(hdr); tn = tGetMapData(*ppBuf + n, mBlock); if (tn < 0) { code = TSDB_CODE_OUT_OF_MEMORY; goto _err; } n += tn; ASSERT(n + sizeof(TSCKSUM) == size); tFree(pBuf); return code; _err: tsdbError("vgId:%d, read block failed since %s", TD_VID(pReader->pTsdb->pVnode), tstrerror(code)); tFree(pBuf); return code; } int32_t tsdbReadDataBlock(SDataFReader *pReader, SBlock *pBlock, SBlockData *pBlockData, uint8_t **ppBuf1, uint8_t **ppBuf2) { int32_t code = 0; // TODO return code; } int32_t tsdbReadLastBlock(SDataFReader *pReader, SBlockL *pBlockL, SBlockData *pBlockData, uint8_t **ppBuf1, uint8_t **ppBuf2) { int32_t code = 0; ASSERT(0); // TODO return code; } static int32_t tsdbReadBlockDataKey(SBlockData *pBlockData, SSubBlock *pSubBlock, uint8_t *pBuf, uint8_t **ppBuf) { int32_t code = 0; int64_t size = pSubBlock->szVersion + pSubBlock->szTSKEY + sizeof(TSCKSUM); int64_t n; if (!taosCheckChecksumWhole(pBuf, size)) { code = TSDB_CODE_FILE_CORRUPTED; goto _err; } code = tRealloc((uint8_t **)&pBlockData->aVersion, sizeof(int64_t) * pSubBlock->nRow); if (code) goto _err; code = tRealloc((uint8_t **)&pBlockData->aTSKEY, sizeof(TSKEY) * pSubBlock->nRow); if (code) goto _err; if (pSubBlock->cmprAlg == NO_COMPRESSION) { ASSERT(pSubBlock->szVersion == sizeof(int64_t) * pSubBlock->nRow); ASSERT(pSubBlock->szTSKEY == sizeof(TSKEY) * pSubBlock->nRow); // VERSION memcpy(pBlockData->aVersion, pBuf, pSubBlock->szVersion); // TSKEY memcpy(pBlockData->aTSKEY, pBuf + pSubBlock->szVersion, pSubBlock->szTSKEY); } else { size = sizeof(int64_t) * pSubBlock->nRow + COMP_OVERFLOW_BYTES; if (pSubBlock->cmprAlg == TWO_STAGE_COMP) { code = tRealloc(ppBuf, size); if (code) goto _err; } // VERSION n = tsDecompressBigint(pBuf, pSubBlock->szVersion, pSubBlock->nRow, (char *)pBlockData->aVersion, sizeof(int64_t) * pSubBlock->nRow, pSubBlock->cmprAlg, *ppBuf, size); if (n < 0) { code = TSDB_CODE_COMPRESS_ERROR; goto _err; } // TSKEY n = tsDecompressTimestamp(pBuf + pSubBlock->szVersion, pSubBlock->szTSKEY, pSubBlock->nRow, (char *)pBlockData->aTSKEY, sizeof(TSKEY) * pSubBlock->nRow, pSubBlock->cmprAlg, *ppBuf, size); if (n < 0) { code = TSDB_CODE_COMPRESS_ERROR; goto _err; } } return code; _err: return code; } static int32_t tsdbReadColDataImpl(SSubBlock *pSubBlock, SBlockCol *pBlockCol, SColData *pColData, uint8_t *pBuf, uint8_t **ppBuf) { int32_t code = 0; int64_t size; int64_t n; if (!taosCheckChecksumWhole(pBuf, pBlockCol->szBitmap + pBlockCol->szOffset + pBlockCol->szValue + sizeof(TSCKSUM))) { code = TSDB_CODE_FILE_CORRUPTED; goto _err; } pColData->nVal = pSubBlock->nRow; pColData->flag = pBlockCol->flag; // BITMAP if (pBlockCol->flag != HAS_VALUE) { ASSERT(pBlockCol->szBitmap); size = BIT2_SIZE(pColData->nVal); code = tRealloc(&pColData->pBitMap, size); if (code) goto _err; code = tRealloc(ppBuf, size + COMP_OVERFLOW_BYTES); if (code) goto _err; n = tsDecompressTinyint(pBuf, pBlockCol->szBitmap, size, pColData->pBitMap, size, TWO_STAGE_COMP, *ppBuf, size + COMP_OVERFLOW_BYTES); if (n <= 0) { code = TSDB_CODE_COMPRESS_ERROR; goto _err; } ASSERT(n == size); } else { ASSERT(pBlockCol->szBitmap == 0); } pBuf = pBuf + pBlockCol->szBitmap; // OFFSET if (IS_VAR_DATA_TYPE(pColData->type)) { ASSERT(pBlockCol->szOffset); size = sizeof(int32_t) * pColData->nVal; code = tRealloc((uint8_t **)&pColData->aOffset, size); if (code) goto _err; code = tRealloc(ppBuf, size + COMP_OVERFLOW_BYTES); if (code) goto _err; n = tsDecompressInt(pBuf, pBlockCol->szOffset, pColData->nVal, (char *)pColData->aOffset, size, TWO_STAGE_COMP, *ppBuf, size + COMP_OVERFLOW_BYTES); if (n <= 0) { code = TSDB_CODE_COMPRESS_ERROR; goto _err; } ASSERT(n == size); } else { ASSERT(pBlockCol->szOffset == 0); } pBuf = pBuf + pBlockCol->szOffset; // VALUE pColData->nData = pBlockCol->szOrigin; code = tRealloc(&pColData->pData, pColData->nData); if (code) goto _err; if (pSubBlock->cmprAlg == NO_COMPRESSION) { memcpy(pColData->pData, pBuf, pColData->nData); } else { if (pSubBlock->cmprAlg == TWO_STAGE_COMP) { code = tRealloc(ppBuf, pColData->nData + COMP_OVERFLOW_BYTES); if (code) goto _err; } n = tDataTypes[pBlockCol->type].decompFunc(pBuf, pBlockCol->szValue, pSubBlock->nRow, pColData->pData, pColData->nData, pSubBlock->cmprAlg, *ppBuf, pColData->nData + COMP_OVERFLOW_BYTES); if (n < 0) { code = TSDB_CODE_COMPRESS_ERROR; goto _err; } ASSERT(n == pColData->nData); } return code; _err: return code; } static int32_t tsdbReadBlockCol(SSubBlock *pSubBlock, uint8_t *p, SArray *aBlockCol) { int32_t code = 0; int32_t n = 0; SBlockCol blockCol; SBlockCol *pBlockCol = &blockCol; if (!taosCheckChecksumWhole(p, pSubBlock->szBlockCol + sizeof(TSCKSUM))) { code = TSDB_CODE_FILE_CORRUPTED; goto _err; } n += sizeof(SBlockDataHdr); while (n < pSubBlock->szBlockCol) { n += tGetBlockCol(p + n, pBlockCol); if (taosArrayPush(aBlockCol, pBlockCol) == NULL) { code = TSDB_CODE_OUT_OF_MEMORY; goto _err; } } ASSERT(n == pSubBlock->szBlockCol); return code; _err: return code; } static int32_t tsdbReadSubColData(SDataFReader *pReader, SBlockIdx *pBlockIdx, SBlock *pBlock, int32_t iSubBlock, int16_t *aColId, int32_t nCol, SBlockData *pBlockData, uint8_t **ppBuf1, uint8_t **ppBuf2) { TdFilePtr pFD = pBlock->last ? pReader->pLastFD : pReader->pDataFD; SSubBlock *pSubBlock = &pBlock->aSubBlock[iSubBlock]; SArray *aBlockCol = NULL; int32_t code = 0; int64_t offset; int64_t size; int64_t n; tBlockDataReset(pBlockData); pBlockData->nRow = pSubBlock->nRow; // TSDBKEY and SBlockCol if (nCol == 1) { offset = pSubBlock->offset + pSubBlock->szBlockCol + sizeof(TSCKSUM); size = pSubBlock->szVersion + pSubBlock->szTSKEY + sizeof(TSCKSUM); } else { offset = pSubBlock->offset; size = pSubBlock->szBlockCol + sizeof(TSCKSUM) + pSubBlock->szVersion + pSubBlock->szTSKEY + sizeof(TSCKSUM); } code = tRealloc(ppBuf1, size); if (code) goto _err; n = taosLSeekFile(pFD, offset, SEEK_SET); if (n < 0) { code = TAOS_SYSTEM_ERROR(errno); goto _err; } n = taosReadFile(pFD, *ppBuf1, size); if (n < 0) { code = TAOS_SYSTEM_ERROR(errno); goto _err; } else if (n < size) { code = TSDB_CODE_FILE_CORRUPTED; goto _err; } if (nCol == 1) { code = tsdbReadBlockDataKey(pBlockData, pSubBlock, *ppBuf1, ppBuf2); if (code) goto _err; goto _exit; } else { aBlockCol = taosArrayInit(0, sizeof(SBlockCol)); if (aBlockCol == NULL) { code = TSDB_CODE_OUT_OF_MEMORY; goto _err; } code = tsdbReadBlockCol(pSubBlock, *ppBuf1, aBlockCol); if (code) goto _err; code = tsdbReadBlockDataKey(pBlockData, pSubBlock, *ppBuf1 + pSubBlock->szBlockCol + sizeof(TSCKSUM), ppBuf2); if (code) goto _err; } for (int32_t iCol = 1; iCol < nCol; iCol++) { void *p = taosArraySearch(aBlockCol, &(SBlockCol){.cid = aColId[iCol]}, tBlockColCmprFn, TD_EQ); if (p) { SBlockCol *pBlockCol = (SBlockCol *)p; SColData *pColData; ASSERT(pBlockCol->flag && pBlockCol->flag != HAS_NONE); code = tBlockDataAddColData(pBlockData, taosArrayGetSize(pBlockData->aIdx), &pColData); if (code) goto _err; tColDataInit(pColData, pBlockCol->cid, pBlockCol->type, pBlockCol->smaOn); if (pBlockCol->flag == HAS_NULL) { for (int32_t iRow = 0; iRow < pSubBlock->nRow; iRow++) { code = tColDataAppendValue(pColData, &COL_VAL_NULL(pBlockCol->cid, pBlockCol->type)); if (code) goto _err; } } else { offset = pSubBlock->offset + pSubBlock->szBlockCol + sizeof(TSCKSUM) + pSubBlock->szVersion + pSubBlock->szTSKEY + sizeof(TSCKSUM) + pBlockCol->offset; size = pBlockCol->szBitmap + pBlockCol->szOffset + pBlockCol->szValue + sizeof(TSCKSUM); code = tRealloc(ppBuf1, size); if (code) goto _err; // seek n = taosLSeekFile(pFD, offset, SEEK_SET); if (n < 0) { code = TAOS_SYSTEM_ERROR(errno); goto _err; } // read n = taosReadFile(pFD, *ppBuf1, size); if (n < 0) { code = TAOS_SYSTEM_ERROR(errno); goto _err; } else if (n < size) { code = TSDB_CODE_FILE_CORRUPTED; goto _err; } code = tsdbReadColDataImpl(pSubBlock, pBlockCol, pColData, *ppBuf1, ppBuf2); if (code) goto _err; } } } _exit: taosArrayDestroy(aBlockCol); return code; _err: taosArrayDestroy(aBlockCol); return code; } int32_t tsdbReadColData(SDataFReader *pReader, SBlockIdx *pBlockIdx, SBlock *pBlock, int16_t *aColId, int32_t nCol, SBlockData *pBlockData, uint8_t **ppBuf1, uint8_t **ppBuf2) { int32_t code = 0; uint8_t *pBuf1 = NULL; uint8_t *pBuf2 = NULL; ASSERT(aColId[0] == PRIMARYKEY_TIMESTAMP_COL_ID); if (!ppBuf1) ppBuf1 = &pBuf1; if (!ppBuf2) ppBuf2 = &pBuf2; code = tsdbReadSubColData(pReader, pBlockIdx, pBlock, 0, aColId, nCol, pBlockData, ppBuf1, ppBuf2); if (code) goto _err; if (pBlock->nSubBlock > 1) { SBlockData *pBlockData1 = &(SBlockData){0}; SBlockData *pBlockData2 = &(SBlockData){0}; tBlockDataInit(pBlockData1); tBlockDataInit(pBlockData2); for (int32_t iSubBlock = 1; iSubBlock < pBlock->nSubBlock; iSubBlock++) { code = tsdbReadSubColData(pReader, pBlockIdx, pBlock, iSubBlock, aColId, nCol, pBlockData1, ppBuf1, ppBuf2); if (code) goto _err; code = tBlockDataCopy(pBlockData, pBlockData2); if (code) { tBlockDataClear(pBlockData1, 1); tBlockDataClear(pBlockData2, 1); goto _err; } code = tBlockDataMerge(pBlockData1, pBlockData2, pBlockData); if (code) { tBlockDataClear(pBlockData1, 1); tBlockDataClear(pBlockData2, 1); goto _err; } } tBlockDataClear(pBlockData1, 1); tBlockDataClear(pBlockData2, 1); } tFree(pBuf1); tFree(pBuf2); return code; _err: tsdbError("vgId:%d, tsdb read col data failed since %s", TD_VID(pReader->pTsdb->pVnode), tstrerror(code)); tFree(pBuf1); tFree(pBuf2); return code; } static int32_t tsdbReadSubBlockData(SDataFReader *pReader, SBlockIdx *pBlockIdx, SBlock *pBlock, int32_t iSubBlock, SBlockData *pBlockData, uint8_t **ppBuf1, uint8_t **ppBuf2) { int32_t code = 0; uint8_t *p; int64_t size; int64_t n; TdFilePtr pFD = pBlock->last ? pReader->pLastFD : pReader->pDataFD; SSubBlock *pSubBlock = &pBlock->aSubBlock[iSubBlock]; SArray *aBlockCol = NULL; tBlockDataReset(pBlockData); // realloc code = tRealloc(ppBuf1, pSubBlock->szBlock); if (code) goto _err; // seek n = taosLSeekFile(pFD, pSubBlock->offset, SEEK_SET); if (n < 0) { code = TAOS_SYSTEM_ERROR(errno); goto _err; } // read n = taosReadFile(pFD, *ppBuf1, pSubBlock->szBlock); if (n < 0) { code = TAOS_SYSTEM_ERROR(errno); goto _err; } else if (n < pSubBlock->szBlock) { code = TSDB_CODE_FILE_CORRUPTED; goto _err; } pBlockData->nRow = pSubBlock->nRow; // TSDBKEY p = *ppBuf1 + pSubBlock->szBlockCol + sizeof(TSCKSUM); code = tsdbReadBlockDataKey(pBlockData, pSubBlock, p, ppBuf2); if (code) goto _err; // COLUMNS aBlockCol = taosArrayInit(0, sizeof(SBlockCol)); if (aBlockCol == NULL) { code = TSDB_CODE_OUT_OF_MEMORY; goto _err; } code = tsdbReadBlockCol(pSubBlock, *ppBuf1, aBlockCol); if (code) goto _err; for (int32_t iBlockCol = 0; iBlockCol < taosArrayGetSize(aBlockCol); iBlockCol++) { SColData *pColData; SBlockCol *pBlockCol = (SBlockCol *)taosArrayGet(aBlockCol, iBlockCol); ASSERT(pBlockCol->flag && pBlockCol->flag != HAS_NONE); code = tBlockDataAddColData(pBlockData, iBlockCol, &pColData); if (code) goto _err; tColDataInit(pColData, pBlockCol->cid, pBlockCol->type, pBlockCol->smaOn); if (pBlockCol->flag == HAS_NULL) { for (int32_t iRow = 0; iRow < pSubBlock->nRow; iRow++) { code = tColDataAppendValue(pColData, &COL_VAL_NULL(pBlockCol->cid, pBlockCol->type)); if (code) goto _err; } } else { p = *ppBuf1 + pSubBlock->szBlockCol + sizeof(TSCKSUM) + pSubBlock->szVersion + pSubBlock->szTSKEY + sizeof(TSCKSUM) + pBlockCol->offset; code = tsdbReadColDataImpl(pSubBlock, pBlockCol, pColData, p, ppBuf2); if (code) goto _err; } } taosArrayDestroy(aBlockCol); return code; _err: tsdbError("vgId:%d, tsdb read sub block data failed since %s", TD_VID(pReader->pTsdb->pVnode), tstrerror(code)); taosArrayDestroy(aBlockCol); return code; } int32_t tsdbReadBlockData(SDataFReader *pReader, SBlockIdx *pBlockIdx, SBlock *pBlock, SBlockData *pBlockData, uint8_t **ppBuf1, uint8_t **ppBuf2) { int32_t code = 0; TdFilePtr pFD = pBlock->last ? pReader->pLastFD : pReader->pDataFD; uint8_t *pBuf1 = NULL; uint8_t *pBuf2 = NULL; int32_t iSubBlock; if (!ppBuf1) ppBuf1 = &pBuf1; if (!ppBuf2) ppBuf2 = &pBuf2; // read the first sub-block iSubBlock = 0; code = tsdbReadSubBlockData(pReader, pBlockIdx, pBlock, iSubBlock, pBlockData, ppBuf1, ppBuf2); if (code) goto _err; // read remain block data and do merg if (pBlock->nSubBlock > 1) { SBlockData *pBlockData1 = &(SBlockData){0}; SBlockData *pBlockData2 = &(SBlockData){0}; tBlockDataInit(pBlockData1); tBlockDataInit(pBlockData2); for (iSubBlock = 1; iSubBlock < pBlock->nSubBlock; iSubBlock++) { code = tsdbReadSubBlockData(pReader, pBlockIdx, pBlock, iSubBlock, pBlockData1, ppBuf1, ppBuf2); if (code) { tBlockDataClear(pBlockData1, 1); tBlockDataClear(pBlockData2, 1); goto _err; } code = tBlockDataCopy(pBlockData, pBlockData2); if (code) { tBlockDataClear(pBlockData1, 1); tBlockDataClear(pBlockData2, 1); goto _err; } // merge two block data code = tBlockDataMerge(pBlockData1, pBlockData2, pBlockData); if (code) { tBlockDataClear(pBlockData1, 1); tBlockDataClear(pBlockData2, 1); goto _err; } } tBlockDataClear(pBlockData1, 1); tBlockDataClear(pBlockData2, 1); } ASSERT(pBlock->nRow == pBlockData->nRow); ASSERT(tsdbKeyCmprFn(&pBlock->minKey, &TSDBROW_KEY(&tBlockDataFirstRow(pBlockData))) == 0); ASSERT(tsdbKeyCmprFn(&pBlock->maxKey, &TSDBROW_KEY(&tBlockDataLastRow(pBlockData))) == 0); if (pBuf1) tFree(pBuf1); if (pBuf2) tFree(pBuf2); return code; _err: tsdbError("vgId:%d, tsdb read block data failed since %s", TD_VID(pReader->pTsdb->pVnode), tstrerror(code)); if (pBuf1) tFree(pBuf1); if (pBuf2) tFree(pBuf2); return code; } int32_t tsdbReadBlockSma(SDataFReader *pReader, SBlock *pBlock, SArray *aColumnDataAgg, uint8_t **ppBuf) { int32_t code = 0; TdFilePtr pFD = pReader->pSmaFD; int64_t offset = pBlock->aSubBlock[0].sOffset; int64_t size = pBlock->aSubBlock[0].nSma * sizeof(SColumnDataAgg) + sizeof(TSCKSUM); uint8_t *pBuf = NULL; int64_t n; ASSERT(tBlockHasSma(pBlock)); if (!ppBuf) ppBuf = &pBuf; code = tRealloc(ppBuf, size); if (code) goto _err; // lseek n = taosLSeekFile(pFD, offset, SEEK_SET); if (n < 0) { code = TAOS_SYSTEM_ERROR(errno); goto _err; } // read n = taosReadFile(pFD, *ppBuf, size); if (n < 0) { code = TAOS_SYSTEM_ERROR(errno); goto _err; } else if (n < size) { code = TSDB_CODE_FILE_CORRUPTED; goto _err; } // check if (!taosCheckChecksumWhole(*ppBuf, size)) { code = TSDB_CODE_FILE_CORRUPTED; goto _err; } // decode taosArrayClear(aColumnDataAgg); for (int32_t iSma = 0; iSma < pBlock->aSubBlock[0].nSma; iSma++) { if (taosArrayPush(aColumnDataAgg, &((SColumnDataAgg *)(*ppBuf))[iSma]) == NULL) { code = TSDB_CODE_OUT_OF_MEMORY; goto _err; } } tFree(pBuf); return code; _err: tsdbError("vgId:%d, read block sma failed since %s", TD_VID(pReader->pTsdb->pVnode), tstrerror(code)); tFree(pBuf); return code; } // SDataFWriter ==================================================== int32_t tsdbDataFWriterOpen(SDataFWriter **ppWriter, STsdb *pTsdb, SDFileSet *pSet) { int32_t code = 0; int32_t flag; int64_t n; SDataFWriter *pWriter = NULL; char fname[TSDB_FILENAME_LEN]; char hdr[TSDB_FHDR_SIZE] = {0}; // alloc pWriter = taosMemoryCalloc(1, sizeof(*pWriter)); if (pWriter == NULL) { code = TSDB_CODE_OUT_OF_MEMORY; goto _err; } pWriter->pTsdb = pTsdb; pWriter->wSet = (SDFileSet){.diskId = pSet->diskId, .fid = pSet->fid, .pHeadF = &pWriter->fHead, .pDataF = &pWriter->fData, .pLastF = &pWriter->fLast, .pSmaF = &pWriter->fSma}; pWriter->fHead = *pSet->pHeadF; pWriter->fData = *pSet->pDataF; pWriter->fLast = *pSet->pLastF; pWriter->fSma = *pSet->pSmaF; // head flag = TD_FILE_WRITE | TD_FILE_CREATE | TD_FILE_TRUNC; tsdbHeadFileName(pTsdb, pWriter->wSet.diskId, pWriter->wSet.fid, &pWriter->fHead, fname); pWriter->pHeadFD = taosOpenFile(fname, flag); if (pWriter->pHeadFD == NULL) { code = TAOS_SYSTEM_ERROR(errno); goto _err; } n = taosWriteFile(pWriter->pHeadFD, hdr, TSDB_FHDR_SIZE); if (n < 0) { code = TAOS_SYSTEM_ERROR(errno); goto _err; } ASSERT(n == TSDB_FHDR_SIZE); pWriter->fHead.size += TSDB_FHDR_SIZE; // data if (pWriter->fData.size == 0) { flag = TD_FILE_WRITE | TD_FILE_CREATE | TD_FILE_TRUNC; } else { flag = TD_FILE_WRITE; } tsdbDataFileName(pTsdb, pWriter->wSet.diskId, pWriter->wSet.fid, &pWriter->fData, fname); pWriter->pDataFD = taosOpenFile(fname, flag); if (pWriter->pDataFD == NULL) { code = TAOS_SYSTEM_ERROR(errno); goto _err; } if (pWriter->fData.size == 0) { n = taosWriteFile(pWriter->pDataFD, hdr, TSDB_FHDR_SIZE); if (n < 0) { code = TAOS_SYSTEM_ERROR(errno); goto _err; } pWriter->fData.size += TSDB_FHDR_SIZE; } else { n = taosLSeekFile(pWriter->pDataFD, 0, SEEK_END); if (n < 0) { code = TAOS_SYSTEM_ERROR(errno); goto _err; } ASSERT(n == pWriter->fData.size); } // last if (pWriter->fLast.size == 0) { flag = TD_FILE_WRITE | TD_FILE_CREATE | TD_FILE_TRUNC; } else { flag = TD_FILE_WRITE; } tsdbLastFileName(pTsdb, pWriter->wSet.diskId, pWriter->wSet.fid, &pWriter->fLast, fname); pWriter->pLastFD = taosOpenFile(fname, flag); if (pWriter->pLastFD == NULL) { code = TAOS_SYSTEM_ERROR(errno); goto _err; } if (pWriter->fLast.size == 0) { n = taosWriteFile(pWriter->pLastFD, hdr, TSDB_FHDR_SIZE); if (n < 0) { code = TAOS_SYSTEM_ERROR(errno); goto _err; } pWriter->fLast.size += TSDB_FHDR_SIZE; } else { n = taosLSeekFile(pWriter->pLastFD, 0, SEEK_END); if (n < 0) { code = TAOS_SYSTEM_ERROR(errno); goto _err; } ASSERT(n == pWriter->fLast.size); } // sma if (pWriter->fSma.size == 0) { flag = TD_FILE_WRITE | TD_FILE_CREATE | TD_FILE_TRUNC; } else { flag = TD_FILE_WRITE; } tsdbSmaFileName(pTsdb, pWriter->wSet.diskId, pWriter->wSet.fid, &pWriter->fSma, fname); pWriter->pSmaFD = taosOpenFile(fname, flag); if (pWriter->pSmaFD == NULL) { code = TAOS_SYSTEM_ERROR(errno); goto _err; } if (pWriter->fSma.size == 0) { n = taosWriteFile(pWriter->pSmaFD, hdr, TSDB_FHDR_SIZE); if (n < 0) { code = TAOS_SYSTEM_ERROR(errno); goto _err; } pWriter->fSma.size += TSDB_FHDR_SIZE; } else { n = taosLSeekFile(pWriter->pSmaFD, 0, SEEK_END); if (n < 0) { code = TAOS_SYSTEM_ERROR(errno); goto _err; } ASSERT(n == pWriter->fSma.size); } *ppWriter = pWriter; return code; _err: tsdbError("vgId:%d, tsdb data file writer open failed since %s", TD_VID(pTsdb->pVnode), tstrerror(code)); *ppWriter = NULL; return code; } int32_t tsdbDataFWriterClose(SDataFWriter **ppWriter, int8_t sync) { int32_t code = 0; STsdb *pTsdb = (*ppWriter)->pTsdb; if (*ppWriter == NULL) goto _exit; if (sync) { if (taosFsyncFile((*ppWriter)->pHeadFD) < 0) { code = TAOS_SYSTEM_ERROR(errno); goto _err; } if (taosFsyncFile((*ppWriter)->pDataFD) < 0) { code = TAOS_SYSTEM_ERROR(errno); goto _err; } if (taosFsyncFile((*ppWriter)->pLastFD) < 0) { code = TAOS_SYSTEM_ERROR(errno); goto _err; } if (taosFsyncFile((*ppWriter)->pSmaFD) < 0) { code = TAOS_SYSTEM_ERROR(errno); goto _err; } } if (taosCloseFile(&(*ppWriter)->pHeadFD) < 0) { code = TAOS_SYSTEM_ERROR(errno); goto _err; } if (taosCloseFile(&(*ppWriter)->pDataFD) < 0) { code = TAOS_SYSTEM_ERROR(errno); goto _err; } if (taosCloseFile(&(*ppWriter)->pLastFD) < 0) { code = TAOS_SYSTEM_ERROR(errno); goto _err; } if (taosCloseFile(&(*ppWriter)->pSmaFD) < 0) { code = TAOS_SYSTEM_ERROR(errno); goto _err; } taosMemoryFree(*ppWriter); _exit: *ppWriter = NULL; return code; _err: tsdbError("vgId:%d, data file writer close failed since %s", TD_VID(pTsdb->pVnode), tstrerror(code)); return code; } int32_t tsdbUpdateDFileSetHeader(SDataFWriter *pWriter) { int32_t code = 0; int64_t n; char hdr[TSDB_FHDR_SIZE]; // head ============== memset(hdr, 0, TSDB_FHDR_SIZE); tPutHeadFile(hdr, &pWriter->fHead); taosCalcChecksumAppend(0, hdr, TSDB_FHDR_SIZE); n = taosLSeekFile(pWriter->pHeadFD, 0, SEEK_SET); if (n < 0) { code = TAOS_SYSTEM_ERROR(errno); goto _err; } n = taosWriteFile(pWriter->pHeadFD, hdr, TSDB_FHDR_SIZE); if (n < 0) { code = TAOS_SYSTEM_ERROR(errno); goto _err; } // data ============== memset(hdr, 0, TSDB_FHDR_SIZE); tPutDataFile(hdr, &pWriter->fData); taosCalcChecksumAppend(0, hdr, TSDB_FHDR_SIZE); n = taosLSeekFile(pWriter->pDataFD, 0, SEEK_SET); if (n < 0) { code = TAOS_SYSTEM_ERROR(errno); goto _err; } n = taosWriteFile(pWriter->pDataFD, hdr, TSDB_FHDR_SIZE); if (n < 0) { code = TAOS_SYSTEM_ERROR(errno); goto _err; } // last ============== memset(hdr, 0, TSDB_FHDR_SIZE); tPutLastFile(hdr, &pWriter->fLast); taosCalcChecksumAppend(0, hdr, TSDB_FHDR_SIZE); n = taosLSeekFile(pWriter->pLastFD, 0, SEEK_SET); if (n < 0) { code = TAOS_SYSTEM_ERROR(errno); goto _err; } n = taosWriteFile(pWriter->pLastFD, hdr, TSDB_FHDR_SIZE); if (n < 0) { code = TAOS_SYSTEM_ERROR(errno); goto _err; } // sma ============== memset(hdr, 0, TSDB_FHDR_SIZE); tPutSmaFile(hdr, &pWriter->fSma); taosCalcChecksumAppend(0, hdr, TSDB_FHDR_SIZE); n = taosLSeekFile(pWriter->pSmaFD, 0, SEEK_SET); if (n < 0) { code = TAOS_SYSTEM_ERROR(errno); goto _err; } n = taosWriteFile(pWriter->pSmaFD, hdr, TSDB_FHDR_SIZE); if (n < 0) { code = TAOS_SYSTEM_ERROR(errno); goto _err; } return code; _err: tsdbError("vgId:%d, update DFileSet header failed since %s", TD_VID(pWriter->pTsdb->pVnode), tstrerror(code)); return code; } int32_t tsdbWriteBlockIdx(SDataFWriter *pWriter, SArray *aBlockIdx, uint8_t **ppBuf) { int32_t code = 0; SHeadFile *pHeadFile = &pWriter->fHead; uint8_t *pBuf = NULL; int64_t size; int64_t n; // check if (taosArrayGetSize(aBlockIdx) == 0) { pHeadFile->offset = pHeadFile->size; goto _exit; } // prepare size = tPutU32(NULL, TSDB_FILE_DLMT); for (int32_t iBlockIdx = 0; iBlockIdx < taosArrayGetSize(aBlockIdx); iBlockIdx++) { size += tPutBlockIdx(NULL, taosArrayGet(aBlockIdx, iBlockIdx)); } size += sizeof(TSCKSUM); // alloc if (!ppBuf) ppBuf = &pBuf; code = tRealloc(ppBuf, size); if (code) goto _err; // build n = 0; n = tPutU32(*ppBuf + n, TSDB_FILE_DLMT); for (int32_t iBlockIdx = 0; iBlockIdx < taosArrayGetSize(aBlockIdx); iBlockIdx++) { n += tPutBlockIdx(*ppBuf + n, taosArrayGet(aBlockIdx, iBlockIdx)); } taosCalcChecksumAppend(0, *ppBuf, size); ASSERT(n + sizeof(TSCKSUM) == size); // write n = taosWriteFile(pWriter->pHeadFD, *ppBuf, size); if (n < 0) { code = TAOS_SYSTEM_ERROR(errno); goto _err; } // update pHeadFile->offset = pHeadFile->size; pHeadFile->size += size; _exit: tFree(pBuf); return code; _err: tsdbError("vgId:%d, write block idx failed since %s", TD_VID(pWriter->pTsdb->pVnode), tstrerror(code)); tFree(pBuf); return code; } int32_t tsdbWriteBlock(SDataFWriter *pWriter, SMapData *mBlock, uint8_t **ppBuf, SBlockIdx *pBlockIdx) { int32_t code = 0; SHeadFile *pHeadFile = &pWriter->fHead; SBlockDataHdr hdr = {.delimiter = TSDB_FILE_DLMT, .suid = pBlockIdx->suid, .uid = pBlockIdx->uid}; uint8_t *pBuf = NULL; int64_t size; int64_t n; ASSERT(mBlock->nItem > 0); // prepare size = sizeof(SBlockDataHdr) + tPutMapData(NULL, mBlock) + sizeof(TSCKSUM); // alloc if (!ppBuf) ppBuf = &pBuf; code = tRealloc(ppBuf, size); if (code) goto _err; // build n = 0; *(SBlockDataHdr *)(*ppBuf) = hdr; n += sizeof(hdr); n += tPutMapData(*ppBuf + n, mBlock); taosCalcChecksumAppend(0, *ppBuf, size); ASSERT(n + sizeof(TSCKSUM) == size); // write n = taosWriteFile(pWriter->pHeadFD, *ppBuf, size); if (n < 0) { code = TAOS_SYSTEM_ERROR(errno); goto _err; } // update pBlockIdx->offset = pHeadFile->size; pBlockIdx->size = size; pHeadFile->size += size; tFree(pBuf); tsdbTrace("vgId:%d, write block, offset:%" PRId64 " size:%" PRId64, TD_VID(pWriter->pTsdb->pVnode), pBlockIdx->offset, pBlockIdx->size); return code; _err: tFree(pBuf); tsdbError("vgId:%d, write block failed since %s", TD_VID(pWriter->pTsdb->pVnode), tstrerror(code)); return code; } int32_t tsdbWriteBlockL(SDataFWriter *pWriter, SArray *aBlockL, uint8_t **ppBuf) { int32_t code = 0; SHeadFile *pHeadFile = &pWriter->fHead; uint8_t *pBuf = NULL; int64_t size; int64_t n; // check if (taosArrayGetSize(aBlockL) == 0) { pHeadFile->loffset = pHeadFile->size; goto _exit; } // size size = sizeof(uint32_t); for (int32_t iBlockL = 0; iBlockL < taosArrayGetSize(aBlockL); iBlockL++) { size += tPutBlockL(NULL, taosArrayGet(aBlockL, iBlockL)); } size += sizeof(TSCKSUM); // alloc if (!ppBuf) ppBuf = &pBuf; code = tRealloc(ppBuf, size); if (code) goto _err; // encode n = 0; n += tPutU32(*ppBuf + n, TSDB_FILE_DLMT); for (int32_t iBlockL = 0; iBlockL < taosArrayGetSize(aBlockL); iBlockL++) { n += tPutBlockL(*ppBuf + n, taosArrayGet(aBlockL, iBlockL)); } taosCalcChecksumAppend(0, *ppBuf, size); ASSERT(n + sizeof(TSCKSUM) == size); // write n = taosWriteFile(pWriter->pHeadFD, *ppBuf, size); if (n < 0) { code = TAOS_SYSTEM_ERROR(errno); goto _err; } // update pHeadFile->loffset = pHeadFile->size; pHeadFile->size += size; _exit: tFree(pBuf); return code; _err: tsdbError("vgId:%d tsdb write blockl failed since %s", TD_VID(pWriter->pTsdb->pVnode), tstrerror(code)); tFree(pBuf); return code; } static void tsdbUpdateBlockInfo(SBlockData *pBlockData, SBlock *pBlock) { for (int32_t iRow = 0; iRow < pBlockData->nRow; iRow++) { TSDBKEY key = {.ts = pBlockData->aTSKEY[iRow], .version = pBlockData->aVersion[iRow]}; if (iRow == 0) { if (tsdbKeyCmprFn(&pBlock->minKey, &key) > 0) { pBlock->minKey = key; } } else { if (pBlockData->aTSKEY[iRow] == pBlockData->aTSKEY[iRow - 1]) { pBlock->hasDup = 1; } } if (iRow == pBlockData->nRow - 1 && tsdbKeyCmprFn(&pBlock->maxKey, &key) < 0) { pBlock->maxKey = key; } pBlock->minVersion = TMIN(pBlock->minVersion, key.version); pBlock->maxVersion = TMAX(pBlock->maxVersion, key.version); } pBlock->nRow += pBlockData->nRow; } static int32_t tsdbWriteDataArray(uint8_t *aData, int32_t nEle, int8_t type, int8_t cmprAlg, int32_t *rSize, uint8_t **ppBuf1, int64_t nBuf1, uint8_t **ppBuf2) { int32_t code = 0; int32_t size; if (IS_VAR_DATA_TYPE(type)) { size = nEle; } else { size = tDataTypes[type].bytes * nEle; } if (cmprAlg == NO_COMPRESSION) { code = tRealloc(ppBuf1, nBuf1 + size); if (code) goto _exit; memcpy(*ppBuf1 + nBuf1, aData, size); *rSize = size; } else { code = tRealloc(ppBuf1, size + COMP_OVERFLOW_BYTES); if (code) goto _exit; if (cmprAlg == TWO_STAGE_COMP) { code = tRealloc(ppBuf2, size + COMP_OVERFLOW_BYTES); if (code) goto _exit; } int32_t n = tDataTypes[type].compFunc(aData, tDataTypes[type].bytes * nEle, nEle, *ppBuf1 + nBuf1, size + COMP_OVERFLOW_BYTES, cmprAlg, *ppBuf2, size + COMP_OVERFLOW_BYTES); if (n <= 0) { code = TSDB_CODE_COMPRESS_ERROR; goto _exit; } *rSize = n; } _exit: return code; } static int32_t tsdbWriteColData(SColData *pColData, SBlockCol *pBlockCol, int8_t cmprAlg, uint8_t **ppBuf1, int64_t nBuf1, uint8_t **ppBuf2) { int32_t code = 0; int64_t size; int64_t n = 0; // BITMAP if (pColData->flag != HAS_VALUE) { code = tsdbWriteDataArray(pColData->pBitMap, BIT2_SIZE(pColData->nVal), TSDB_DATA_TYPE_TINYINT, cmprAlg, &pBlockCol->szBitmap, ppBuf1, nBuf1 + n, ppBuf2); if (code) goto _err; } else { pBlockCol->szBitmap = 0; } n += pBlockCol->szBitmap; // OFFSET if (IS_VAR_DATA_TYPE(pColData->type)) { code = tsdbWriteDataArray((uint8_t *)pColData->aOffset, pColData->nVal, TSDB_DATA_TYPE_INT, cmprAlg, &pBlockCol->szOffset, ppBuf1, nBuf1 + n, ppBuf2); if (code) goto _err; } else { pBlockCol->szOffset = 0; } n += pBlockCol->szOffset; // VALUE if (pColData->flag != (HAS_NULL | HAS_NONE)) { code = tsdbWriteDataArray(pColData->pData, pColData->nData, pColData->type, cmprAlg, &pBlockCol->szValue, ppBuf1, nBuf1 + n, ppBuf2); if (code) goto _err; } else { pBlockCol->szValue = 0; } n += pBlockCol->szValue; // checksum n += sizeof(TSCKSUM); code = tRealloc(ppBuf1, nBuf1 + n); if (code) goto _err; taosCalcChecksumAppend(0, *ppBuf1 + nBuf1, n); return code; _err: return code; } static int32_t tsdbWriteBlockDataImpl(TdFilePtr pFD, SBlockDataHdr hdr, SArray *aBlockCol, uint8_t *pData, int64_t nData, uint8_t **ppBuf, int32_t *szBlockCol) { int32_t code = 0; int32_t nBlockCol = taosArrayGetSize(aBlockCol); int64_t size; int64_t n; // HDR + SArray *szBlockCol = sizeof(hdr); for (int32_t iBlockCol = 0; iBlockCol < nBlockCol; iBlockCol++) { (*szBlockCol) += tPutBlockCol(NULL, taosArrayGet(aBlockCol, iBlockCol)); } code = tRealloc(ppBuf, *szBlockCol + sizeof(TSCKSUM)); if (code) goto _err; n = 0; memcpy(*ppBuf, &hdr, sizeof(hdr)); n += sizeof(hdr); for (int32_t iBlockCol = 0; iBlockCol < nBlockCol; iBlockCol++) { n += tPutBlockCol(*ppBuf + n, taosArrayGet(aBlockCol, iBlockCol)); } taosCalcChecksumAppend(0, *ppBuf, *szBlockCol + sizeof(TSCKSUM)); ASSERT(n == *szBlockCol); n = taosWriteFile(pFD, *ppBuf, *szBlockCol + sizeof(TSCKSUM)); if (n < 0) { code = TAOS_SYSTEM_ERROR(errno); goto _err; } // SBlockData n = taosWriteFile(pFD, pData, nData); if (n < 0) { code = TAOS_SYSTEM_ERROR(errno); goto _err; } return code; _err: return code; } static int32_t tsdbWriteBlockSma(TdFilePtr pFD, SBlockData *pBlockData, SSubBlock *pSubBlock, uint8_t **ppBuf) { int32_t code = 0; int64_t n; SColData *pColData; // prepare pSubBlock->nSma = 0; for (int32_t iColData = 0; iColData < taosArrayGetSize(pBlockData->aIdx); iColData++) { pColData = tBlockDataGetColDataByIdx(pBlockData, iColData); if (IS_VAR_DATA_TYPE(pColData->type) || (!pColData->smaOn)) continue; pSubBlock->nSma++; } if (pSubBlock->nSma == 0) goto _exit; // calc code = tRealloc(ppBuf, sizeof(SColumnDataAgg) * pSubBlock->nSma + sizeof(TSCKSUM)); if (code) goto _err; n = 0; for (int32_t iColData = 0; iColData < taosArrayGetSize(pBlockData->aIdx); iColData++) { pColData = tBlockDataGetColDataByIdx(pBlockData, iColData); if (IS_VAR_DATA_TYPE(pColData->type) || (!pColData->smaOn)) continue; tsdbCalcColDataSMA(pColData, &((SColumnDataAgg *)(*ppBuf))[n]); n++; } taosCalcChecksumAppend(0, *ppBuf, sizeof(SColumnDataAgg) * pSubBlock->nSma + sizeof(TSCKSUM)); // write n = taosWriteFile(pFD, *ppBuf, sizeof(SColumnDataAgg) * pSubBlock->nSma + sizeof(TSCKSUM)); if (n < 0) { code = TAOS_SYSTEM_ERROR(errno); goto _err; } _exit: return code; _err: return code; } int32_t tsdbWriteDataBlock(SDataFWriter *pWriter, SBlockData *pBlockData, SBlock *pBlock, uint8_t **ppBuf1, uint8_t **ppBuf2, int8_t cmprAlg) { int32_t code = 0; ASSERT((pBlockData->suid && pBlockData->uid) || (!pBlockData->suid && pBlockData->uid)); uint8_t *pBuf1 = NULL; uint8_t *pBuf2 = NULL; if (!ppBuf1) ppBuf1 = &pBuf1; if (!ppBuf2) ppBuf2 = &pBuf2; tsdbUpdateBlockInfo(pBlockData, pBlock); SSubBlock *pSubBlock = &pBlock->aSubBlock[pBlock->nSubBlock++]; pSubBlock->nRow = pBlockData->nRow; pSubBlock->cmprAlg = cmprAlg; pSubBlock->offset = pWriter->fData.size; // ======================= BLOCK DATA ======================= int64_t nBuf1 = 0; // VERSION code = tsdbWriteDataArray((uint8_t *)pBlockData->aVersion, pBlockData->nRow, TSDB_DATA_TYPE_BIGINT, cmprAlg, &pSubBlock->szVersion, ppBuf1, nBuf1, ppBuf2); if (code) goto _err; nBuf1 += pSubBlock->szVersion; // TSKEY code = tsdbWriteDataArray((uint8_t *)pBlockData->aTSKEY, pBlockData->nRow, TSDB_DATA_TYPE_TIMESTAMP, cmprAlg, &pSubBlock->szTSKEY, ppBuf1, nBuf1, ppBuf2); if (code) goto _err; nBuf1 += pSubBlock->szTSKEY; // checksum nBuf1 += sizeof(TSCKSUM); code = tRealloc(ppBuf1, nBuf1); if (code) goto _err; taosCalcChecksumAppend(0, *ppBuf1, nBuf1); // COLUMNS SArray *aBlockCol = taosArrayInit(taosArrayGetSize(pBlockData->aIdx), sizeof(SBlockCol)); if (aBlockCol == NULL) { code = TSDB_CODE_OUT_OF_MEMORY; goto _err; } int32_t offset = 0; for (int32_t iCol = 0; iCol < taosArrayGetSize(pBlockData->aIdx); iCol++) { SColData *pColData = tBlockDataGetColDataByIdx(pBlockData, iCol); SBlockCol blockCol = {0}; ASSERT(pColData->flag); if (pColData->flag == HAS_NONE) continue; blockCol.cid = pColData->cid; blockCol.type = pColData->type; blockCol.smaOn = pColData->smaOn; blockCol.flag = pColData->flag; blockCol.szOrigin = pColData->nData; if (pColData->flag != HAS_NULL) { code = tsdbWriteColData(pColData, &blockCol, cmprAlg, ppBuf1, nBuf1, ppBuf2); if (code) goto _err; blockCol.offset = offset; offset = offset + blockCol.szBitmap + blockCol.szOffset + blockCol.szValue + sizeof(TSCKSUM); nBuf1 = nBuf1 + blockCol.szBitmap + blockCol.szOffset + blockCol.szValue + sizeof(TSCKSUM); } if (taosArrayPush(aBlockCol, &blockCol) == NULL) { code = TSDB_CODE_OUT_OF_MEMORY; goto _err; } } // write SBlockDataHdr hdr = {.delimiter = TSDB_FILE_DLMT, .suid = pBlockData->suid, .uid = pBlockData->uid}; code = tsdbWriteBlockDataImpl(pWriter->pDataFD, hdr, aBlockCol, *ppBuf1, nBuf1, ppBuf2, &pSubBlock->szBlockCol); if (code) goto _err; pSubBlock->szBlock = pSubBlock->szBlockCol + sizeof(TSCKSUM) + nBuf1; pWriter->fData.size += pSubBlock->szBlock; // ======================= BLOCK SMA ======================= pSubBlock->sOffset = 0; pSubBlock->nSma = 0; if (pBlock->nSubBlock > 1 || pBlock->hasDup) goto _exit; code = tsdbWriteBlockSma(pWriter->pSmaFD, pBlockData, pSubBlock, ppBuf1); if (code) goto _err; if (pSubBlock->nSma > 0) { pSubBlock->sOffset = pWriter->fSma.size; pWriter->fSma.size += (sizeof(SColumnDataAgg) * pSubBlock->nSma + sizeof(TSCKSUM)); } _exit: tFree(pBuf1); tFree(pBuf2); taosArrayDestroy(aBlockCol); return code; _err: tsdbError("vgId:%d, write block data failed since %s", TD_VID(pWriter->pTsdb->pVnode), tstrerror(code)); tFree(pBuf1); tFree(pBuf2); taosArrayDestroy(aBlockCol); return code; } int32_t tsdbWriteLastBlock(SDataFWriter *pWriter, SBlockData *pBlockData, SBlockL *pBlockL, uint8_t **ppBuf1, uint8_t **ppBuf2, int8_t cmprAlg) { int32_t code = 0; ASSERT((pBlockData->suid && !pBlockData->uid) || (!pBlockData->suid && pBlockData->uid)); uint8_t *pBuf1 = NULL; uint8_t *pBuf2 = NULL; if (!ppBuf1) ppBuf1 = &pBuf1; if (!ppBuf2) ppBuf2 = &pBuf2; pBlockL->suid = pBlockData->suid; if (pBlockData->uid) { pBlockL->maxUid = pBlockL->minUid = pBlockData->uid; } else { pBlockL->minUid = pBlockData->aUid[0]; pBlockL->maxUid = pBlockData->aUid[pBlockData->nRow - 1]; } pBlockL->nRow = pBlockData->nRow; pBlockL->offset = pWriter->fLast.size; pBlockL->cmprAlg = cmprAlg; pBlockL->minVer = VERSION_MAX; pBlockL->maxVer = VERSION_MIN; for (int32_t iRow = 0; iRow < pBlockData->nRow; iRow++) { pBlockL->minVer = TMIN(pBlockL->minVer, pBlockData->aVersion[iRow]); pBlockL->maxVer = TMAX(pBlockL->maxVer, pBlockData->aVersion[iRow]); } // ======================= BLOCK DATA ======================= int64_t nBuf1 = 0; // UID if (pBlockData->uid == 0) { code = tsdbWriteDataArray((uint8_t *)pBlockData->aUid, pBlockData->nRow, TSDB_DATA_TYPE_BIGINT, cmprAlg, &pBlockL->szUid, ppBuf1, nBuf1, ppBuf2); if (code) goto _err; } else { pBlockL->szUid = 0; } nBuf1 += pBlockL->szUid; // VERSION code = tsdbWriteDataArray((uint8_t *)pBlockData->aVersion, pBlockData->nRow, TSDB_DATA_TYPE_BIGINT, cmprAlg, &pBlockL->szVer, ppBuf1, nBuf1, ppBuf2); if (code) goto _err; nBuf1 += pBlockL->szVer; // TSKEY code = tsdbWriteDataArray((uint8_t *)pBlockData->aTSKEY, pBlockData->nRow, TSDB_DATA_TYPE_TIMESTAMP, cmprAlg, &pBlockL->szTSKEY, ppBuf1, nBuf1, ppBuf2); if (code) goto _err; nBuf1 += pBlockL->szTSKEY; // checksum nBuf1 += sizeof(TSCKSUM); code = tRealloc(ppBuf1, nBuf1); if (code) goto _err; taosCalcChecksumAppend(0, *ppBuf1, nBuf1); // COLUMNS SArray *aBlockCol = taosArrayInit(taosArrayGetSize(pBlockData->aIdx), sizeof(SBlockCol)); if (aBlockCol == NULL) { code = TSDB_CODE_OUT_OF_MEMORY; goto _err; } int32_t offset = 0; for (int32_t iCol = 0; iCol < taosArrayGetSize(pBlockData->aIdx); iCol++) { SColData *pColData = tBlockDataGetColDataByIdx(pBlockData, iCol); SBlockCol blockCol = {0}; ASSERT(pColData->flag); if (pColData->flag == HAS_NONE) continue; blockCol.cid = pColData->cid; blockCol.type = pColData->type; blockCol.smaOn = pColData->smaOn; blockCol.flag = pColData->flag; blockCol.szOrigin = pColData->nData; if (pColData->flag != HAS_NULL) { code = tsdbWriteColData(pColData, &blockCol, cmprAlg, ppBuf1, nBuf1, ppBuf2); if (code) goto _err; blockCol.offset = offset; offset = offset + blockCol.szBitmap + blockCol.szOffset + blockCol.szValue + sizeof(TSCKSUM); nBuf1 = nBuf1 + blockCol.szBitmap + blockCol.szOffset + blockCol.szValue + sizeof(TSCKSUM); } if (taosArrayPush(aBlockCol, &blockCol) == NULL) { code = TSDB_CODE_OUT_OF_MEMORY; goto _err; } } // write SBlockDataHdr hdr = {.delimiter = TSDB_FILE_DLMT, .suid = pBlockData->suid, .uid = pBlockData->uid}; code = tsdbWriteBlockDataImpl(pWriter->pLastFD, hdr, aBlockCol, *ppBuf1, nBuf1, ppBuf2, &pBlockL->szBlockCol); if (code) goto _err; pBlockL->szBlock = pBlockL->szBlockCol + sizeof(TSCKSUM) + nBuf1; pWriter->fLast.size += pBlockL->szBlock; return code; _err: return code; } int32_t tsdbDFileSetCopy(STsdb *pTsdb, SDFileSet *pSetFrom, SDFileSet *pSetTo) { int32_t code = 0; int64_t n; int64_t size; TdFilePtr pOutFD = NULL; // TODO TdFilePtr PInFD = NULL; // TODO char fNameFrom[TSDB_FILENAME_LEN]; char fNameTo[TSDB_FILENAME_LEN]; // head tsdbHeadFileName(pTsdb, pSetFrom->diskId, pSetFrom->fid, pSetFrom->pHeadF, fNameFrom); tsdbHeadFileName(pTsdb, pSetTo->diskId, pSetTo->fid, pSetTo->pHeadF, fNameTo); pOutFD = taosOpenFile(fNameTo, TD_FILE_WRITE | TD_FILE_CREATE | TD_FILE_TRUNC); if (pOutFD == NULL) { code = TAOS_SYSTEM_ERROR(errno); goto _err; } PInFD = taosOpenFile(fNameFrom, TD_FILE_READ); if (PInFD == NULL) { code = TAOS_SYSTEM_ERROR(errno); goto _err; } n = taosFSendFile(pOutFD, PInFD, 0, pSetFrom->pHeadF->size); if (n < 0) { code = TAOS_SYSTEM_ERROR(errno); goto _err; } taosCloseFile(&pOutFD); taosCloseFile(&PInFD); // data tsdbDataFileName(pTsdb, pSetFrom->diskId, pSetFrom->fid, pSetFrom->pDataF, fNameFrom); tsdbDataFileName(pTsdb, pSetTo->diskId, pSetTo->fid, pSetTo->pDataF, fNameTo); pOutFD = taosOpenFile(fNameTo, TD_FILE_WRITE | TD_FILE_CREATE | TD_FILE_TRUNC); if (pOutFD == NULL) { code = TAOS_SYSTEM_ERROR(errno); goto _err; } PInFD = taosOpenFile(fNameFrom, TD_FILE_READ); if (PInFD == NULL) { code = TAOS_SYSTEM_ERROR(errno); goto _err; } n = taosFSendFile(pOutFD, PInFD, 0, pSetFrom->pDataF->size); if (n < 0) { code = TAOS_SYSTEM_ERROR(errno); goto _err; } taosCloseFile(&pOutFD); taosCloseFile(&PInFD); // last tsdbLastFileName(pTsdb, pSetFrom->diskId, pSetFrom->fid, pSetFrom->pLastF, fNameFrom); tsdbLastFileName(pTsdb, pSetTo->diskId, pSetTo->fid, pSetTo->pLastF, fNameTo); pOutFD = taosOpenFile(fNameTo, TD_FILE_WRITE | TD_FILE_CREATE | TD_FILE_TRUNC); if (pOutFD == NULL) { code = TAOS_SYSTEM_ERROR(errno); goto _err; } PInFD = taosOpenFile(fNameFrom, TD_FILE_READ); if (PInFD == NULL) { code = TAOS_SYSTEM_ERROR(errno); goto _err; } n = taosFSendFile(pOutFD, PInFD, 0, pSetFrom->pLastF->size); if (n < 0) { code = TAOS_SYSTEM_ERROR(errno); goto _err; } taosCloseFile(&pOutFD); taosCloseFile(&PInFD); // sma tsdbSmaFileName(pTsdb, pSetFrom->diskId, pSetFrom->fid, pSetFrom->pSmaF, fNameFrom); tsdbSmaFileName(pTsdb, pSetTo->diskId, pSetTo->fid, pSetTo->pSmaF, fNameTo); pOutFD = taosOpenFile(fNameTo, TD_FILE_WRITE | TD_FILE_CREATE | TD_FILE_TRUNC); if (pOutFD == NULL) { code = TAOS_SYSTEM_ERROR(errno); goto _err; } PInFD = taosOpenFile(fNameFrom, TD_FILE_READ); if (PInFD == NULL) { code = TAOS_SYSTEM_ERROR(errno); goto _err; } n = taosFSendFile(pOutFD, PInFD, 0, pSetFrom->pSmaF->size); if (n < 0) { code = TAOS_SYSTEM_ERROR(errno); goto _err; } taosCloseFile(&pOutFD); taosCloseFile(&PInFD); return code; _err: tsdbError("vgId:%d, tsdb DFileSet copy failed since %s", TD_VID(pTsdb->pVnode), tstrerror(code)); return code; }