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refact tsdb file

This commit is contained in:
Hongze Cheng 2021-01-15 06:26:59 +00:00
parent 5dcfd2a642
commit d795ff85b5
3 changed files with 57 additions and 61 deletions
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2
src/tsdb/inc/tsdbFS.h
View File

@ -30,7 +30,7 @@ typedef struct {
// ================== TSDB File System Meta
typedef struct {
uint64_t version; // Commit version from 0 to increase
uint32_t version; // Commit version from 0 to increase
int64_t totalPoints; // total points
int64_t totalStorage; // Uncompressed total storage
} STsdbFSMeta;

42
src/tsdb/inc/tsdbFile.h
View File

@ -34,15 +34,9 @@ extern "C" {
#define TSDB_FILE_SET_CLOSED(f) (TSDB_FILE_FD(f) = -1)
#define TSDB_FILE_LEVEL(tf) TFILE_LEVEL(TSDB_FILE_F(tf))
#define TSDB_FILE_ID(tf) TFILE_ID(TSDB_FILE_F(tf))
#define TSDB_FILE_FSYNC(tf) fsync(TSDB_FILE_FD(tf))
typedef enum {
TSDB_FILE_HEAD = 0,
TSDB_FILE_DATA,
TSDB_FILE_LAST,
TSDB_FILE_MAX,
TSDB_FILE_META,
TSDB_FILE_MANIFEST
} TSDB_FILE_T;
typedef enum { TSDB_FILE_HEAD = 0, TSDB_FILE_DATA, TSDB_FILE_LAST, TSDB_FILE_MAX, TSDB_FILE_META } TSDB_FILE_T;
// =============== SMFile
typedef struct {
@ -63,11 +57,13 @@ void tsdbInitMFile(SMFile* pMFile, SDiskID did, int vid, uint32_t ver);
void tsdbInitMFileEx(SMFile* pMFile, SMFile* pOMFile);
int tsdbEncodeSMFile(void** buf, SMFile* pMFile);
void* tsdbDecodeSMFile(void* buf, SMFile* pMFile);
int tsdbApplyMFileChange(SMFile* from, SMFile* to);
int tsdbApplyMFileChange(SMFile* from, SMFile* to);
int tsdbCreateMFile(SMFile* pMFile);
int tsdbUpdateMFileHeader(SMFile* pMFile);
static FORCE_INLINE void tsdbSetMFileInfo(SMFile* pMFile, SMInfo* pInfo) { pMFile->info = *pInfo; }
static FORCE_INLINE int tsdbOpenMFile(SMFile* pMFile, int flags) {
ASSERT(!TSDB_FILE_OPENED(pMFile));
ASSERT(TSDB_FILE_CLOSED(pMFile));
pMFile->fd = open(TSDB_FILE_FULL_NAME(pMFile), flags);
if (pMFile->fd < 0) {
@ -137,12 +133,8 @@ static FORCE_INLINE int tsdbAppendMFile(SMFile* pMFile, void* buf, int64_t nbyte
return 0;
}
int tsdbCreateMFile(SMFile *pMFile);
static FORCE_INLINE int tsdbRemoveMFile(SMFile* pMFile) { return tfsremove(TSDB_FILE_F(pMFile)); }
int tsdbUpdateMFileHeader(SMFile* pMFile);
static FORCE_INLINE int64_t tsdbReadMFile(SMFile* pMFile, void* buf, int64_t nbyte) {
ASSERT(TSDB_FILE_OPENED(pMFile));
@ -176,6 +168,10 @@ void tsdbInitDFile(SDFile* pDFile, SDiskID did, int vid, int fid, uint32_t ver,
void tsdbInitDFileEx(SDFile* pDFile, SDFile* pODFile);
int tsdbEncodeSDFile(void** buf, SDFile* pDFile);
void* tsdbDecodeSDFile(void* buf, SDFile* pDFile);
int tsdbCreateDFile(SDFile* pDFile);
int tsdbUpdateDFileHeader(SDFile* pDFile);
static FORCE_INLINE void tsdbSetDFileInfo(SDFile* pDFile, SDFInfo* pInfo) { pDFile->info = *pInfo; }
static FORCE_INLINE int tsdbOpenDFile(SDFile* pDFile, int flags) {
ASSERT(!TSDB_FILE_OPENED(pDFile));
@ -196,7 +192,7 @@ static FORCE_INLINE void tsdbCloseDFile(SDFile* pDFile) {
}
}
static FORCE_INLINE int64_t tsdbSeekDFile(SDFile *pDFile, int64_t offset, int whence) {
static FORCE_INLINE int64_t tsdbSeekDFile(SDFile* pDFile, int64_t offset, int whence) {
ASSERT(TSDB_FILE_OPENED(pDFile));
int64_t loffset = taosLSeek(TSDB_FILE_FD(pDFile), offset, whence);
@ -248,12 +244,8 @@ static FORCE_INLINE int tsdbAppendDFile(SDFile* pDFile, void* buf, int64_t nbyte
return 0;
}
int tsdbCreateDFile(SDFile* pDFile);
static FORCE_INLINE int tsdbRemoveDFile(SDFile* pDFile) { return tfsremove(TSDB_FILE_F(pDFile)); }
int tsdbUpdateDFileHeader(SDFile* pDFile);
static FORCE_INLINE int64_t tsdbReadDFile(SDFile* pDFile, void* buf, int64_t nbyte) {
ASSERT(TSDB_FILE_OPENED(pDFile));
@ -272,7 +264,7 @@ static FORCE_INLINE int tsdbCopyDFile(SDFile* pSrc, SDFile* pDest) {
return -1;
}
pDest->info = pSrc->info;
tsdbSetDFileInfo(pDest, TSDB_FILE_INFO(pSrc));
return 0;
}
@ -294,11 +286,13 @@ typedef struct {
} \
} while (0);
void tsdbInitDFileSet(SDFileSet *pSet, SDiskID did, int vid, int fid, uint32_t ver);
void tsdbInitDFileSet(SDFileSet* pSet, SDiskID did, int vid, int fid, uint32_t ver);
void tsdbInitDFileSetEx(SDFileSet* pSet, SDFileSet* pOSet);
int tsdbEncodeDFileSet(void** buf, SDFileSet* pSet);
void* tsdbDecodeDFileSet(void* buf, SDFileSet* pSet);
int tsdbApplyDFileSetChange(SDFileSet* from, SDFileSet* to);
int tsdbCreateDFileSet(SDFileSet* pSet);
int tsdbUpdateDFileSetHeader(SDFileSet* pSet);
static FORCE_INLINE void tsdbCloseDFileSet(SDFileSet* pSet) {
for (TSDB_FILE_T ftype = 0; ftype < TSDB_FILE_MAX; ftype++) {
@ -316,16 +310,12 @@ static FORCE_INLINE int tsdbOpenDFileSet(SDFileSet* pSet, int flags) {
return 0;
}
int tsdbCreateDFileSet(SDFileSet *pSet);
static FORCE_INLINE void tsdbRemoveDFileSet(SDFileSet* pSet) {
for (TSDB_FILE_T ftype = 0; ftype < TSDB_FILE_MAX; ftype++) {
tsdbRemoveDFile(TSDB_DFILE_IN_SET(pSet, ftype));
}
}
int tsdbUpdateDFileSetHeader(SDFileSet* pSet);
static FORCE_INLINE int tsdbCopyDFileSet(SDFileSet* pSrc, SDFileSet* pDest) {
for (TSDB_FILE_T ftype = 0; ftype < TSDB_FILE_MAX; ftype++) {
if (tsdbCopyDFile(TSDB_DFILE_IN_SET(pSrc, ftype), TSDB_DFILE_IN_SET(pDest, ftype)) < 0) {

74
src/tsdb/src/tsdbFile.c
View File

@ -16,12 +16,11 @@
#include "tsdbint.h"
static const char *TSDB_FNAME_SUFFIX[] = {
".head", // TSDB_FILE_HEAD
".data", // TSDB_FILE_DATA
".last", // TSDB_FILE_LAST
"", // TSDB_FILE_MAX
"meta", // TSDB_FILE_META
"manifest" // TSDB_FILE_MANIFEST
".head", // TSDB_FILE_HEAD
".data", // TSDB_FILE_DATA
".last", // TSDB_FILE_LAST
"", // TSDB_FILE_MAX
"meta" // TSDB_FILE_META
};
static void tsdbGetFilename(int vid, int fid, uint32_t ver, TSDB_FILE_T ftype, char *fname);
@ -62,6 +61,7 @@ int tsdbEncodeSMFile(void **buf, SMFile *pMFile) {
void *tsdbDecodeSMFile(void *buf, SMFile *pMFile) {
buf = tsdbDecodeMFInfo(buf, &(pMFile->info));
buf = tfsDecodeFile(buf, &(pMFile->f));
TSDB_FILE_SET_CLOSED(pMFile);
return buf;
}
@ -71,14 +71,14 @@ int tsdbApplyMFileChange(SMFile *from, SMFile *to) {
if (from != NULL) {
if (to == NULL) {
tsdbRemoveMFile(from);
return tsdbRemoveMFile(from);
} else {
if (tfsIsSameFile(TSDB_FILE_F(from), TSDB_FILE_F(to))) {
if (from->info.size > to->info.size) {
tsdbRollBackMFile(to);
}
} else {
tsdbRemoveMFile(from);
return tsdbRemoveMFile(from);
}
}
}
@ -86,28 +86,6 @@ int tsdbApplyMFileChange(SMFile *from, SMFile *to) {
return 0;
}
static int tsdbRollBackMFile(SMFile *pMFile) {
SMFile mf = *pMFile;
if (tsdbOpenMFile(&mf, O_WRONLY) < 0) {
return -1;
}
if (taosFtruncate(TSDB_FILE_FD(&mf), pMFile->info.size) < 0) {
terrno = TAOS_SYSTEM_ERROR(errno);
tsdbCloseMFile(&mf);
return -1;
}
if (tsdbUpdateMFileHeader(&mf) < 0) {
tsdbCloseMFile(&mf);
return -1;
}
tsdbCloseMFile(&mf);
return 0;
}
int tsdbCreateMFile(SMFile *pMFile) {
ASSERT(pMFile->info.size == 0 && pMFile->info.magic == TSDB_FILE_INIT_MAGIC);
@ -139,7 +117,7 @@ int tsdbUpdateMFileHeader(SMFile *pMFile) {
}
void *ptr = buf;
tsdbEncodeMFInfo(&ptr, &(pMFile->info));
tsdbEncodeMFInfo(&ptr, TSDB_FILE_INFO(pMFile));
if (tsdbWriteMFile(pMFile, buf, TSDB_FILE_HEAD_SIZE) < 0) {
return -1;
@ -170,6 +148,30 @@ static void *tsdbDecodeMFInfo(void *buf, SMFInfo *pInfo) {
return buf;
}
static int tsdbRollBackMFile(SMFile *pMFile) {
SMFile mf = *pMFile;
if (tsdbOpenMFile(&mf, O_WRONLY) < 0) {
return -1;
}
if (taosFtruncate(TSDB_FILE_FD(&mf), pMFile->info.size) < 0) {
terrno = TAOS_SYSTEM_ERROR(errno);
tsdbCloseMFile(&mf);
return -1;
}
if (tsdbUpdateMFileHeader(&mf) < 0) {
tsdbCloseMFile(&mf);
return -1;
}
TSDB_FILE_FSYNC(&mf);
tsdbCloseMFile(&mf);
return 0;
}
// ============== Operations on SDFile
void tsdbInitDFile(SDFile *pDFile, SDiskID did, int vid, int fid, uint32_t ver, TSDB_FILE_T ftype) {
char fname[TSDB_FILENAME_LEN];
@ -179,7 +181,7 @@ void tsdbInitDFile(SDFile *pDFile, SDiskID did, int vid, int fid, uint32_t ver,
memset(&(pDFile->info), 0, sizeof(pDFile->info));
pDFile->info.magic = TSDB_FILE_INIT_MAGIC;
tsdbGetFilename(vid, 0, ver, ftype, fname);
tsdbGetFilename(vid, fid, ver, ftype, fname);
tfsInitFile(&(pDFile->f), did.level, did.id, fname);
}
@ -200,6 +202,7 @@ int tsdbEncodeSDFile(void **buf, SDFile *pDFile) {
void *tsdbDecodeSDFile(void *buf, SDFile *pDFile) {
buf = tsdbDecodeDFInfo(buf, &(pDFile->info));
buf = tfsDecodeFile(buf, &(pDFile->f));
TSDB_FILE_SET_CLOSED(pDFile);
return buf;
}
@ -308,6 +311,8 @@ static int tsdbRollBackDFile(SDFile *pDFile) {
return -1;
}
TSDB_FILE_FSYNC(&df);
tsdbCloseDFile(&df);
return 0;
}
@ -384,13 +389,14 @@ static void tsdbGetFilename(int vid, int fid, uint32_t ver, TSDB_FILE_T ftype, c
if (ver == 0) {
snprintf(fname, TSDB_FILENAME_LEN, "vnode/vnode%d/tsdb/data/v%df%d.%s", vid, vid, fid, TSDB_FNAME_SUFFIX[ftype]);
} else {
snprintf(fname, TSDB_FILENAME_LEN, "vnode/vnode%d/tsdb/data/v%df%d.%s-%012" PRIu32, vid, vid, fid, TSDB_FNAME_SUFFIX[ftype], ver);
snprintf(fname, TSDB_FILENAME_LEN, "vnode/vnode%d/tsdb/data/v%df%d.%s-ver%" PRIu32, vid, vid, fid,
TSDB_FNAME_SUFFIX[ftype], ver);
}
} else {
if (ver == 0) {
snprintf(fname, TSDB_FILENAME_LEN, "vnode/vnode%d/tsdb/%s", vid, TSDB_FNAME_SUFFIX[ftype]);
} else {
snprintf(fname, TSDB_FILENAME_LEN, "vnode/vnode%d/tsdb/%s-%012" PRIu32, vid, TSDB_FNAME_SUFFIX[ftype], ver);
snprintf(fname, TSDB_FILENAME_LEN, "vnode/vnode%d/tsdb/%s-ver%" PRIu32, vid, TSDB_FNAME_SUFFIX[ftype], ver);
}
}
}