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TDengine

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T
TDengine
提交 c96dcb7e 编写于 作者: H Hongze Cheng
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refactor

上级 3117ea56
隐藏空白更改
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Showing with 32 addition and 269 deletion
src/inc/tfs.h
浏览文件 @ c96dcb7e
......@@ -44,7 +44,7 @@ void tfsDirName(TFSFILE *pfile, char dest[]);
void tfsBaseName(TFSFILE *pfile, char dest[]);
int tfsopen(TFSFILE *pfile, int flags);
int tfsclose(int fd);
TFSFILE * tfsCreateFiles(int level, int nfile, ...);
TFSFILE * tfsCreateFiles(int level, int nfile, char *fnames[]);
int tfsRemoveFiles(int nfile, ...);
SDiskID tfsFileID(TFSFILE *pfile);
......
src/tfs/src/tfcntl.c
浏览文件 @ c96dcb7e
......@@ -130,7 +130,7 @@ int tfsclose(int fd) {
return 0;
}
TFSFILE *tfsCreateFiles(int level, int nfile, ...) {
TFSFILE *tfsCreateFiles(int level, int nfile, char *fnames[]) {
// TODO
return NULL;
}
......
src/tsdb/src/tsdbCommit.c
浏览文件 @ c96dcb7e
......@@ -17,7 +17,7 @@
static int tsdbCommitTSData(STsdbRepo *pRepo);
static int tsdbCommitMeta(STsdbRepo *pRepo);
static void tsdbEndCommit(STsdbRepo *pRepo, int eno);
static int tsdbHasDataToCommit(SCommitIter *iters, int nIters, TSKEY minKey, TSKEY maxKey);
static bool tsdbHasDataToCommit(SCommitIter *iters, int nIters, TSKEY minKey, TSKEY maxKey);
static int tsdbCommitToFile(STsdbRepo *pRepo, int fid, SCommitIter *iters, SRWHelper *pHelper, SDataCols *pDataCols);
static SCommitIter *tsdbCreateCommitIters(STsdbRepo *pRepo);
static void tsdbDestroyCommitIters(SCommitIter *iters, int maxTables);
......@@ -176,12 +176,12 @@ static void tsdbEndCommit(STsdbRepo *pRepo, int eno) {
sem_post(&(pRepo->readyToCommit));
}
static int tsdbHasDataToCommit(SCommitIter *iters, int nIters, TSKEY minKey, TSKEY maxKey) {
static bool tsdbHasDataToCommit(SCommitIter *iters, int nIters, TSKEY minKey, TSKEY maxKey) {
for (int i = 0; i < nIters; i++) {
TSKEY nextKey = tsdbNextIterKey((iters + i)->pIter);
if (nextKey != TSDB_DATA_TIMESTAMP_NULL && (nextKey >= minKey && nextKey <= maxKey)) return 1;
if (nextKey != TSDB_DATA_TIMESTAMP_NULL && (nextKey >= minKey && nextKey <= maxKey)) return true;
}
return 0;
return false;
}
static int tsdbCommitToFile(STsdbRepo *pRepo, int fid, SCommitIter *iters, SRWHelper *pHelper, SDataCols *pDataCols) {
......@@ -190,13 +190,13 @@ static int tsdbCommitToFile(STsdbRepo *pRepo, int fid, SCommitIter *iters, SRWHe
SFileGroup *pGroup = NULL;
SMemTable * pMem = pRepo->imem;
bool newLast = false;
TSKEY minKey = 0;
TSKEY maxKey = 0;
TSKEY minKey = 0, maxKey = 0;
tsdbGetFidKeyRange(pCfg->daysPerFile, pCfg->precision, fid, &minKey, &maxKey);
// Check if there are data to commit to this file
int hasDataToCommit = tsdbHasDataToCommit(iters, pMem->maxTables, minKey, maxKey);
if (!hasDataToCommit) {
if (!tsdbHasDataToCommit(iters, pMem->maxTables, minKey, maxKey)) {
tsdbDebug("vgId:%d no data to commit to file %d", REPO_ID(pRepo), fid);
return 0;
}
......
src/tsdb/src/tsdbFile.c
浏览文件 @ c96dcb7e
......@@ -138,25 +138,40 @@ void tsdbCloseFileH(STsdbRepo *pRepo) {
}
SFileGroup *tsdbCreateFGroup(STsdbRepo *pRepo, int fid) {
// TODO
STsdbFileH *pFileH = pRepo->tsdbFileH;
SFileGroup fGroup = {0};
char fnames[TSDB_FILE_TYPE_MAX][TSDB_FILENAME_LEN] = {0};
ASSERT(tsdbSearchFGroup(pFileH, fid, TD_EQ) == NULL);
// TODO: think about if (level == 0) is correct
SDisk *pDisk = tdAssignDisk(tsDnodeTier, 0);
if (pDisk == NULL) {
tsdbError("vgId:%d failed to create file group %d since %s", REPO_ID(pRepo), fid, tstrerror(terrno));
return NULL;
// Create files
for (int type = 0; type < TSDB_FILE_TYPE_MAX; type++) {
tsdbGetDataFileName(pRepo->rootDir, REPO_ID(pRepo), fid, type, fnames[type]);
}
int level = tsdbGetFidLevel(); // TODO
TFSFILE *pfiles = tfsCreateFiles(level, TSDB_FILE_TYPE_MAX, fnames);
if (pfiles == NULL) {
// TODO: deal the error
}
// Write file headers to file
for (int type = 0; type < TSDB_FILE_TYPE_MAX; type++) {
int fd = tfsopen(pfiles+type, O_RDONLY);
if (fd < 0) {
// TODO: deal the error
}
}
// Construct file group
fGroup.fileId = fid;
fGroup.level = pDisk->level;
fGroup.did = pDisk->did;
for (int type = 0; type < TSDB_FILE_TYPE_MAX; type++) {
if (tsdbCreateFile(&(fGroup.files[type]), pRepo, fid, type, pDisk) < 0) goto _err;
}
// Register fgroup to the repo
pthread_rwlock_wrlock(&pFileH->fhlock);
pFileH->pFGroup[pFileH->nFGroups++] = fGroup;
qsort((void *)(pFileH->pFGroup), pFileH->nFGroups, sizeof(SFileGroup), compFGroup);
......@@ -540,256 +555,4 @@ static int keyFGroupCompFunc(const void *key, const void *fgroup) {
} else {
return fid > pFGroup->fileId ? 1 : -1;
}
}
// static int tsdbLoadFilesFromDisk(STsdbRepo *pRepo, SDisk *pDisk) {
// char tsdbDataDir[TSDB_FILENAME_LEN] = "\0";
// char tsdbRootDir[TSDB_FILENAME_LEN] = "\0";
// char fname[TSDB_FILENAME_LEN] = "\0";
// SHashObj * pFids = NULL;
// SHashMutableIterator *pIter = NULL;
// STsdbFileH * pFileH = pRepo->tsdbFileH;
// SFileGroup fgroup = {0};
// STsdbCfg * pCfg = &(pRepo->config);
// SFidGroup fidGroup = {0};
// int mfid = 0;
// tdGetTsdbRootDir(pDisk->dir, REPO_ID(pRepo), tsdbRootDir);
// tdGetTsdbDataDir(pDisk->dir, REPO_ID(pRepo), tsdbDataDir);
// pFids = tsdbGetAllFids(pRepo, tsdbDataDir);
// if (pFids == NULL) {
// goto _err;
// }
// pIter = taosHashCreateIter(pFids);
// if (pIter == NULL) {
// goto _err;
// }
// tsdbGetFidGroup(pCfg, &fidGroup);
// mfid = fidGroup.minFid;
// while (taosHashIterNext(pIter)) {
// int32_t fid = *(int32_t *)taosHashIterGet(pIter);
// if (fid < mfid) {
// for (int type = 0; type < TSDB_FILE_TYPE_MAX; type++) {
// tsdbGetDataFileName(tsdbRootDir, REPO_ID(pRepo), fid, type, fname);
// (void)remove(fname);
// }
// tsdbGetDataFileName(tsdbRootDir, REPO_ID(pRepo), fid, TSDB_FILE_TYPE_NHEAD, fname);
// (void)remove(fname);
// tsdbGetDataFileName(tsdbRootDir, REPO_ID(pRepo), fid, TSDB_FILE_TYPE_NLAST, fname);
// (void)remove(fname);
// continue;
// }
// tsdbRestoreFileGroup(pRepo, pDisk, fid, &fgroup);
// pFileH->pFGroup[pFileH->nFGroups++] = fgroup;
// qsort((void *)(pFileH->pFGroup), pFileH->nFGroups, sizeof(fgroup), compFGroup);
// // TODO
// pDisk->dmeta.nfiles++;
// }
// taosHashDestroyIter(pIter);
// taosHashCleanup(pFids);
// return 0;
// _err:
// taosHashDestroyIter(pIter);
// taosHashCleanup(pFids);
// return -1;
// }
// static int tsdbRestoreFileGroup(STsdbRepo *pRepo, SDisk *pDisk, int fid, SFileGroup *pFileGroup) {
// char tsdbRootDir[TSDB_FILENAME_LEN] = "\0";
// char nheadF[TSDB_FILENAME_LEN] = "\0";
// char nlastF[TSDB_FILENAME_LEN] = "\0";
// bool newHeadExists = false;
// bool newLastExists = false;
// uint32_t version = 0;
// terrno = TSDB_CODE_SUCCESS;
// memset((void *)pFileGroup, 0, sizeof(*pFileGroup));
// pFileGroup->fileId = fid;
// for (int type = 0; type < TSDB_FILE_TYPE_MAX; type++) {
// SFile *pFile = pFileGroup->files + type;
// pFile->fd = -1;
// }
// tdGetTsdbRootDir(pDisk->dir, REPO_ID(pRepo), tsdbRootDir);
// for (int type = 0; type < TSDB_FILE_TYPE_MAX; type++) {
// SFile *pFile = pFileGroup->files + type;
// tsdbGetDataFileName(tsdbRootDir, REPO_ID(pRepo), fid, TSDB_FILE_TYPE_HEAD, TSDB_FILE_NAME(pFile));
// if (access(TSDB_FILE_NAME(pFile), F_OK) != 0) {
// memset(&(pFile->info), 0, sizeof(pFile->info));
// pFile->info.magic = TSDB_FILE_INIT_MAGIC;
// pFileGroup->state = 1;
// terrno = TSDB_CODE_TDB_FILE_CORRUPTED;
// }
// }
// tsdbGetDataFileName(tsdbRootDir, REPO_ID(pRepo), fid, TSDB_FILE_TYPE_NHEAD, nheadF);
// tsdbGetDataFileName(tsdbRootDir, REPO_ID(pRepo), fid, TSDB_FILE_TYPE_NLAST, nlastF);
// if (access(nheadF, F_OK) == 0) {
// newHeadExists = true;
// }
// if (access(nlastF, F_OK) == 0) {
// newLastExists = true;
// }
// if (newHeadExists) {
// (void)remove(nheadF);
// (void)remove(nlastF);
// } else {
// if (newLastExists) {
// (void)rename(nlastF, pFileGroup->files[TSDB_FILE_TYPE_LAST].fname);
// }
// }
// if (terrno != TSDB_CODE_SUCCESS) {
// return -1;
// }
// for (int type = 0; type < TSDB_FILE_TYPE_MAX; type++) {
// SFile *pFile = pFileGroup->files + type;
// if (tsdbOpenFile(pFile, O_RDONLY) < 0) {
// memset(&(pFile->info), 0, sizeof(pFile->info));
// pFile->info.magic = TSDB_FILE_INIT_MAGIC;
// pFileGroup->state = 1;
// terrno = TSDB_CODE_TDB_FILE_CORRUPTED;
// continue;
// }
// if (tsdbLoadFileHeader(pFile, &version) < 0) {
// memset(&(pFile->info), 0, sizeof(pFile->info));
// pFile->info.magic = TSDB_FILE_INIT_MAGIC;
// pFileGroup->state = 1;
// terrno = TSDB_CODE_TDB_FILE_CORRUPTED;
// tsdbCloseFile(pFile);
// continue;
// }
// if (version != TSDB_FILE_VERSION) {
// tsdbError("vgId:%d file %s version %u is not the same as program version %u which may cause problem",
// REPO_ID(pRepo), TSDB_FILE_NAME(pFile), version, TSDB_FILE_VERSION);
// }
// tsdbCloseFile(pFile);
// }
// if (terrno != TSDB_CODE_SUCCESS) {
// return -1;
// } else {
// return 0;
// }
// }
// static SHashObj *tsdbGetAllFids(STsdbRepo *pRepo, char *dirName) {
// DIR * dir = NULL;
// regex_t regex = {0};
// int code = 0;
// int32_t vid, fid;
// SHashObj *pHash = NULL;
// code = regcomp(&regex, "^v[0-9]+f[0-9]+\\.(head|data|last|h|d|l)$", REG_EXTENDED);
// if (code != 0) {
// terrno = TSDB_CODE_TDB_OUT_OF_MEMORY;
// goto _err;
// }
// dir = opendir(dirName);
// if (dir == NULL) {
// tsdbError("vgId:%d failed to open directory %s since %s", REPO_ID(pRepo), dirName, strerror(errno));
// terrno = TAOS_SYSTEM_ERROR(errno);
// goto _err;
// }
// pHash = taosHashInit(1024, taosGetDefaultHashFunction(TSDB_DATA_TYPE_INT), false, HASH_NO_LOCK);
// if (pHash == NULL) {
// terrno = TSDB_CODE_TDB_OUT_OF_MEMORY;
// goto _err;
// }
// struct dirent *dp = NULL;
// while ((dp = readdir(dir)) != NULL) {
// if (strcmp(dp->d_name, ".") == 0 || strcmp(dp->d_name, "..") == 0) continue;
// code = regexec(&regex, dp->d_name, 0, NULL, 0);
// if (code == 0) {
// sscanf(dp->d_name, "v%df%d", &vid, &fid);
// if (vid != REPO_ID(pRepo)) {
// tsdbError("vgId:%d invalid file %s exists, ignore it", REPO_ID(pRepo), dp->d_name);
// continue;
// }
// taosHashPut(pHash, (void *)(&fid), sizeof(fid), (void *)(&fid), sizeof(fid));
// } else if (code == REG_NOMATCH) {
// tsdbError("vgId:%d invalid file %s exists, ignore it", REPO_ID(pRepo), dp->d_name);
// continue;
// } else {
// goto _err;
// }
// }
// closedir(dir);
// regfree(&regex);
// return pHash;
// _err:
// taosHashCleanup(pHash);
// if (dir != NULL) closedir(dir);
// regfree(&regex);
// return NULL;
// }
// static int tsdbGetFidLevel(int fid, SFidGroup *pFidGroup) {
// if (fid >= pFidGroup->maxFid) {
// return 0;
// } else if (fid >= pFidGroup->midFid && fid < pFidGroup->maxFid) {
// return 1;
// } else {
// return 2;
// }
// }
// static int tsdbCreateVnodeDataDir(char *baseDir, int vid) {
// char dirName[TSDB_FILENAME_LEN] = "\0";
// char tsdbRootDir[TSDB_FILENAME_LEN] = "\0";
// tdGetVnodeRootDir(baseDir, dirName);
// if (taosMkDir(dirName, 0755) < 0 && errno != EEXIST) {
// terrno = TAOS_SYSTEM_ERROR(errno);
// return -1;
// }
// tdGetVnodeDir(baseDir, vid, dirName);
// if (taosMkDir(dirName, 0755) < 0 && errno != EEXIST) {
// terrno = TAOS_SYSTEM_ERROR(errno);
// return -1;
// }
// tdGetTsdbRootDir(baseDir, vid, tsdbRootDir);
// if (taosMkDir(tsdbRootDir, 0755) < 0 && errno != EEXIST) {
// terrno = TAOS_SYSTEM_ERROR(errno);
// return -1;
// }
// tdGetTsdbDataDir(baseDir, vid, dirName);
// if (taosMkDir(dirName, 0755) < 0 && errno != EEXIST) {
// terrno = TAOS_SYSTEM_ERROR(errno);
// return -1;
// }
// return 0;
// }
\ No newline at end of file
}
\ No newline at end of file
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