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This commit is contained in:
Hongze Cheng 2022-07-06 05:51:45 +00:00
parent 2b4696310a
commit 947359fd17
2 changed files with 98 additions and 9 deletions
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48
source/dnode/vnode/src/meta/metaSnapshot.c
View File

@ -108,18 +108,62 @@ struct SMetaSnapWriter {
int64_t ever; int64_t ever;
}; };
int32_t metaSnapWriterOpen(SMeta* pMeta, int64_t sver, int64_t ever, SMetaSnapWriter** ppWriter) { static int32_t metaSnapRollback(SMetaSnapWriter* pWriter) {
int32_t code = 0; int32_t code = 0;
// TODO // TODO
return code; return code;
} }
int32_t metaSnapWriterClose(SMetaSnapWriter** ppWriter, int8_t rollback) { static int32_t metaSnapCommit(SMetaSnapWriter* pWriter) {
int32_t code = 0; int32_t code = 0;
// TODO // TODO
return code; return code;
} }
int32_t metaSnapWriterOpen(SMeta* pMeta, int64_t sver, int64_t ever, SMetaSnapWriter** ppWriter) {
int32_t code = 0;
SMetaSnapWriter* pWriter;
// alloc
pWriter = (SMetaSnapWriter*)taosMemoryCalloc(1, sizeof(*pWriter));
if (pWriter == NULL) {
code = TSDB_CODE_OUT_OF_MEMORY;
goto _err;
}
pWriter->pMeta = pMeta;
pWriter->sver = sver;
pWriter->ever = ever;
*ppWriter = pWriter;
return code;
_err:
metaError("vgId:%d meta snapshot writer open failed since %s", TD_VID(pMeta->pVnode), tstrerror(code));
*ppWriter = NULL;
return code;
}
int32_t metaSnapWriterClose(SMetaSnapWriter** ppWriter, int8_t rollback) {
int32_t code = 0;
SMetaSnapWriter* pWriter = *ppWriter;
if (rollback) {
code = metaSnapRollback(pWriter);
if (code) goto _err;
} else {
code = metaSnapCommit(pWriter);
if (code) goto _err;
}
taosMemoryFree(pWriter);
*ppWriter = NULL;
return code;
_err:
metaError("vgId:%d meta snapshot writer close failed since %s", TD_VID(pWriter->pMeta->pVnode), tstrerror(code));
return code;
}
int32_t metaSnapWrite(SMetaSnapWriter* pWriter, uint8_t* pData, uint32_t nData) { int32_t metaSnapWrite(SMetaSnapWriter* pWriter, uint8_t* pData, uint32_t nData) {
int32_t code = 0; int32_t code = 0;
// TODO // TODO

59
source/dnode/vnode/src/tsdb/tsdbSnapshot.c
View File

@ -315,20 +315,65 @@ struct STsdbSnapWriter {
SDelFWriter* pDelFWriter; SDelFWriter* pDelFWriter;
}; };
int32_t tsdbSnapWriterOpen(STsdb* pTsdb, int64_t sver, int64_t ever, STsdbSnapWriter** ppWriter) { static int32_t tsdbSnapRollback(STsdbSnapWriter* pWriter) {
int32_t code = 0; int32_t code = 0;
// TODO // TODO
return code; return code;
} }
static int32_t tsdbSnapCommit(STsdbSnapWriter* pWriter) {
int32_t code = 0;
// TODO
return code;
}
int32_t tsdbSnapWriterOpen(STsdb* pTsdb, int64_t sver, int64_t ever, STsdbSnapWriter** ppWriter) {
int32_t code = 0;
STsdbSnapWriter* pWriter = NULL;
// alloc
pWriter = (STsdbSnapWriter*)taosMemoryCalloc(1, sizeof(*pWriter));
if (pWriter == NULL) {
code = TSDB_CODE_OUT_OF_MEMORY;
goto _err;
}
pWriter->pTsdb = pTsdb;
pWriter->sver = sver;
pWriter->ever = ever;
*ppWriter = pWriter;
return code;
_err:
tsdbError("vgId:%d tsdb snapshot writer open failed since %s", TD_VID(pTsdb->pVnode), tstrerror(code));
*ppWriter = NULL;
return code;
}
int32_t tsdbSnapWriterClose(STsdbSnapWriter** ppWriter, int8_t rollback) {
int32_t code = 0;
STsdbSnapWriter* pWriter = *ppWriter;
if (rollback) {
code = tsdbSnapRollback(pWriter);
if (code) goto _err;
} else {
code = tsdbSnapCommit(pWriter);
if (code) goto _err;
}
taosMemoryFree(pWriter);
*ppWriter = NULL;
return code;
_err:
tsdbError("vgId:%d tsdb snapshot writer close failed since %s", TD_VID(pWriter->pTsdb->pVnode), tstrerror(code));
return code;
}
int32_t tsdbSnapWrite(STsdbSnapWriter* pWriter, uint8_t* pData, uint32_t nData) { int32_t tsdbSnapWrite(STsdbSnapWriter* pWriter, uint8_t* pData, uint32_t nData) {
int32_t code = 0; int32_t code = 0;
// TODO // TODO
return code; return code;
} }
int32_t tsdbSnapWriterClose(STsdbSnapWriter** ppWriter, int8_t rollback) {
int32_t code = 0;
// TODO
return code;
}