TDengine/source/dnode/vnode/src/tsdb/dev/tsdbCommit.c
Hongze Cheng 978c73fb48 more code
2023-03-27 16:30:22 +08:00

352 lines
No EOL
9.9 KiB
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 "dev.h"
// extern dependencies
typedef struct {
STsdb *pTsdb;
// config
int32_t minutes;
int8_t precision;
int32_t minRow;
int32_t maxRow;
int8_t cmprAlg;
int8_t sttTrigger;
SArray *aTbDataP;
// context
TSKEY nextKey;
int32_t fid;
int32_t expLevel;
TSKEY minKey;
TSKEY maxKey;
// writer
struct SSttFWriter *pWriter;
} SCommitter;
static int32_t tsdbCommitOpenWriter(SCommitter *pCommitter) {
int32_t code;
int32_t lino;
SSttFile sttFile = {0}; // TODO
code = tsdbSttFWriterOpen(NULL /*TODO*/, &pCommitter->pWriter);
TSDB_CHECK_CODE(code, lino, _exit);
_exit:
if (code) {
tsdbError("vgId:%d %s failed at line %d since %s, fid:%d", TD_VID(pCommitter->pTsdb->pVnode), __func__, lino,
tstrerror(code), pCommitter->fid);
}
return code;
}
static int32_t tsdbCommitWriteTSData(SCommitter *pCommitter, TABLEID *tbid, TSDBROW *pRow) {
int32_t code = 0;
int32_t lino;
if (pCommitter->pWriter == NULL) {
code = tsdbCommitOpenWriter(pCommitter);
TSDB_CHECK_CODE(code, lino, _exit);
}
code = tsdbSttFWriteTSData(pCommitter->pWriter, tbid, pRow);
TSDB_CHECK_CODE(code, lino, _exit);
_exit:
if (code) {
tsdbError("vgId:%d failed at line %d since %s", TD_VID(pCommitter->pTsdb->pVnode), lino, tstrerror(code));
} else {
tsdbTrace("vgId:%d %s done, fid:%d suid:%" PRId64 " uid:%" PRId64 " ts:%" PRId64 " version:%" PRId64,
TD_VID(pCommitter->pTsdb->pVnode), __func__, pCommitter->fid, tbid->suid, tbid->uid, TSDBROW_KEY(pRow).ts,
TSDBROW_KEY(pRow).version);
}
return 0;
}
static int32_t tsdbCommitWriteDelData(SCommitter *pCommitter, int64_t suid, int64_t uid, int64_t version, int64_t sKey,
int64_t eKey) {
int32_t code = 0;
// TODO
return code;
}
static int32_t commit_timeseries_data(SCommitter *pCommitter) {
int32_t code = 0;
int32_t lino;
int64_t nRow = 0;
SMemTable *pMem = pCommitter->pTsdb->imem;
if (pMem->nRow == 0) { // no time-series data to commit
goto _exit;
}
TSDBKEY from = {.ts = pCommitter->minKey, .version = VERSION_MIN};
for (int32_t iTbData = 0; iTbData < taosArrayGetSize(pCommitter->aTbDataP); iTbData++) {
STbDataIter iter;
STbData *pTbData = (STbData *)taosArrayGetP(pCommitter->aTbDataP, iTbData);
tsdbTbDataIterOpen(pTbData, &from, 0, &iter);
for (TSDBROW *pRow; (pRow = tsdbTbDataIterGet(&iter)) != NULL; tsdbTbDataIterNext(&iter)) {
TSDBKEY rowKey = TSDBROW_KEY(pRow);
if (rowKey.ts > pCommitter->maxKey) {
pCommitter->nextKey = TMIN(pCommitter->nextKey, rowKey.ts);
break;
}
nRow++;
code = tsdbCommitWriteTSData(pCommitter, (TABLEID *)pTbData, pRow);
TSDB_CHECK_CODE(code, lino, _exit);
}
}
_exit:
if (code) {
tsdbError("vgId:%d failed at line %d since %s", TD_VID(pCommitter->pTsdb->pVnode), lino, tstrerror(code));
} else {
tsdbDebug("vgId:%d %s done, fid:%d nRow:%" PRId64, TD_VID(pCommitter->pTsdb->pVnode), __func__, pCommitter->fid,
nRow);
}
return code;
}
static int32_t commit_delete_data(SCommitter *pCommitter) {
int32_t code = 0;
int32_t lino;
ASSERTS(0, "not implemented yet");
int64_t nDel = 0;
SMemTable *pMem = pCommitter->pTsdb->imem;
if (pMem->nDel == 0) { // no del data
goto _exit;
}
for (int32_t iTbData = 0; iTbData < taosArrayGetSize(pCommitter->aTbDataP); iTbData++) {
STbData *pTbData = (STbData *)taosArrayGetP(pCommitter->aTbDataP, iTbData);
for (SDelData *pDelData = pTbData->pHead; pDelData; pDelData = pDelData->pNext) {
if (pDelData->eKey < pCommitter->minKey) continue;
if (pDelData->sKey > pCommitter->maxKey) {
pCommitter->nextKey = TMIN(pCommitter->nextKey, pDelData->sKey);
continue;
}
code = tsdbCommitWriteDelData(pCommitter, pTbData->suid, pTbData->uid, pDelData->version,
pDelData->sKey /* TODO */, pDelData->eKey /* TODO */);
TSDB_CHECK_CODE(code, lino, _exit);
}
}
_exit:
if (code) {
tsdbError("vgId:%d failed at line %d since %s", TD_VID(pCommitter->pTsdb->pVnode), lino, tstrerror(code));
} else {
tsdbDebug("vgId:%d %s done, fid:%d nDel:%" PRId64, TD_VID(pCommitter->pTsdb->pVnode), __func__, pCommitter->fid,
pMem->nDel);
}
return code;
}
static int32_t start_commit_file_set(SCommitter *pCommitter) {
pCommitter->fid = tsdbKeyFid(pCommitter->nextKey, pCommitter->minutes, pCommitter->precision);
tsdbFidKeyRange(pCommitter->fid, pCommitter->minutes, pCommitter->precision, &pCommitter->minKey,
&pCommitter->maxKey);
pCommitter->expLevel = tsdbFidLevel(pCommitter->fid, &pCommitter->pTsdb->keepCfg, taosGetTimestampSec());
pCommitter->nextKey = TSKEY_MAX;
tsdbDebug("vgId:%d %s done, fid:%d minKey:%" PRId64 " maxKey:%" PRId64 " expLevel:%d",
TD_VID(pCommitter->pTsdb->pVnode), __func__, pCommitter->fid, pCommitter->minKey, pCommitter->maxKey,
pCommitter->expLevel);
return 0;
}
static int32_t end_commit_file_set(SCommitter *pCommitter) {
int32_t code = 0;
int32_t lino = 0;
// TODO
_exit:
if (code) {
tsdbError("vgId:%d failed at line %d since %s", TD_VID(pCommitter->pTsdb->pVnode), lino, tstrerror(code));
}
return code;
}
static int32_t commit_next_file_set(SCommitter *pCommitter) {
int32_t code = 0;
int32_t lino = 0;
// fset commit start
code = start_commit_file_set(pCommitter);
TSDB_CHECK_CODE(code, lino, _exit);
// commit fset
code = commit_timeseries_data(pCommitter);
TSDB_CHECK_CODE(code, lino, _exit);
code = commit_delete_data(pCommitter);
TSDB_CHECK_CODE(code, lino, _exit);
// fset commit end
code = end_commit_file_set(pCommitter);
TSDB_CHECK_CODE(code, lino, _exit);
_exit:
if (code) {
tsdbError("vgId:%d %s failed at line %d since %s", TD_VID(pCommitter->pTsdb->pVnode), __func__, lino,
tstrerror(code));
}
return code;
}
static int32_t open_committer(STsdb *pTsdb, SCommitInfo *pInfo, SCommitter *pCommitter) {
int32_t code = 0;
int32_t lino;
// set config
memset(pCommitter, 0, sizeof(SCommitter));
pCommitter->pTsdb = pTsdb;
pCommitter->minutes = pTsdb->keepCfg.days;
pCommitter->precision = pTsdb->keepCfg.precision;
pCommitter->minRow = pInfo->info.config.tsdbCfg.minRows;
pCommitter->maxRow = pInfo->info.config.tsdbCfg.maxRows;
pCommitter->cmprAlg = pInfo->info.config.tsdbCfg.compression;
pCommitter->sttTrigger = 0; // TODO
pCommitter->aTbDataP = tsdbMemTableGetTbDataArray(pTsdb->imem);
if (pCommitter->aTbDataP == NULL) {
code = TSDB_CODE_OUT_OF_MEMORY;
TSDB_CHECK_CODE(code, lino, _exit);
}
// start loop
pCommitter->nextKey = pTsdb->imem->minKey; // TODO
_exit:
if (code) {
tsdbError("vgId:%d %s failed at line %d since %s", TD_VID(pTsdb->pVnode), __func__, lino, tstrerror(code));
} else {
tsdbDebug("vgId:%d %s done", TD_VID(pTsdb->pVnode), __func__);
}
return code;
}
static int32_t close_committer(SCommitter *pCommiter, int32_t eno) {
int32_t code = 0;
// TODO
return code;
}
int32_t tsdbPreCommit(STsdb *pTsdb) {
taosThreadRwlockWrlock(&pTsdb->rwLock);
ASSERT(pTsdb->imem == NULL);
pTsdb->imem = pTsdb->mem;
pTsdb->mem = NULL;
taosThreadRwlockUnlock(&pTsdb->rwLock);
return 0;
}
int32_t tsdbCommitBegin(STsdb *pTsdb, SCommitInfo *pInfo) {
if (!pTsdb) return 0;
int32_t code = 0;
int32_t lino = 0;
SMemTable *pMem = pTsdb->imem;
if (pMem->nRow == 0 && pMem->nDel == 0) {
taosThreadRwlockWrlock(&pTsdb->rwLock);
pTsdb->imem = NULL;
taosThreadRwlockUnlock(&pTsdb->rwLock);
tsdbUnrefMemTable(pMem, NULL, true);
} else {
SCommitter committer;
code = open_committer(pTsdb, pInfo, &committer);
TSDB_CHECK_CODE(code, lino, _exit);
while (committer.nextKey != TSKEY_MAX) {
code = commit_next_file_set(&committer);
if (code) break;
}
code = close_committer(&committer, code);
TSDB_CHECK_CODE(code, lino, _exit);
}
_exit:
if (code) {
tsdbError("vgId:%d %s failed at line %d since %s", TD_VID(pTsdb->pVnode), __func__, lino, tstrerror(code));
} else {
tsdbInfo("vgId:%d %s done, nRow:%" PRId64 " nDel:%" PRId64, TD_VID(pTsdb->pVnode), __func__, pMem->nRow,
pMem->nDel);
}
return code;
}
#if 0
int32_t tsdbCommitCommit(STsdb *pTsdb) {
int32_t code = 0;
int32_t lino = 0;
SMemTable *pMemTable = pTsdb->imem;
// lock
taosThreadRwlockWrlock(&pTsdb->rwLock);
code = tsdbFSCommit(pTsdb);
if (code) {
taosThreadRwlockUnlock(&pTsdb->rwLock);
TSDB_CHECK_CODE(code, lino, _exit);
}
pTsdb->imem = NULL;
// unlock
taosThreadRwlockUnlock(&pTsdb->rwLock);
if (pMemTable) {
tsdbUnrefMemTable(pMemTable, NULL, true);
}
_exit:
if (code) {
tsdbError("vgId:%d, %s failed at line %d since %s", TD_VID(pTsdb->pVnode), __func__, lino, tstrerror(code));
} else {
tsdbInfo("vgId:%d, tsdb finish commit", TD_VID(pTsdb->pVnode));
}
return code;
}
int32_t tsdbCommitRollback(STsdb *pTsdb) {
int32_t code = 0;
int32_t lino = 0;
code = tsdbFSRollback(pTsdb);
TSDB_CHECK_CODE(code, lino, _exit);
_exit:
if (code) {
tsdbError("vgId:%d, %s failed at line %d since %s", TD_VID(pTsdb->pVnode), __func__, lino, tstrerror(code));
} else {
tsdbInfo("vgId:%d, tsdb rollback commit", TD_VID(pTsdb->pVnode));
}
return code;
}
#endif