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meta snapshot write

This commit is contained in:
Hongze Cheng 2022-07-06 12:21:59 +00:00
parent be85e27234
commit b3da0e2a15
4 changed files with 69 additions and 54 deletions
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3
source/dnode/vnode/src/inc/meta.h
View File

@ -57,6 +57,9 @@ int metaRemoveTableFromIdx(SMeta* pMeta, tb_uid_t uid);
// metaCommit ==================
static FORCE_INLINE tb_uid_t metaGenerateUid(SMeta* pMeta) { return tGenIdPI64(); }
// metaTable ==================
int metaHandleEntry(SMeta* pMeta, const SMetaEntry* pME);
struct SMeta {
TdThreadRwlock lock;

15
source/dnode/vnode/src/meta/metaSnapshot.c
View File

@ -166,6 +166,19 @@ _err:
int32_t metaSnapWrite(SMetaSnapWriter* pWriter, uint8_t* pData, uint32_t nData) {
int32_t code = 0;
// TODO
SMeta* pMeta = pWriter->pMeta;
SMetaEntry metaEntry = {0};
SDecoder* pDecoder = &(SDecoder){0};
tDecoderInit(pDecoder, pData, nData);
metaDecodeEntry(pDecoder, &metaEntry);
code = metaHandleEntry(pMeta, &metaEntry);
if (code) goto _err;
return code;
_err:
metaError("vgId:%d meta snapshot write failed since %s", TD_VID(pMeta->pVnode), tstrerror(code));
return code;
}

5
source/dnode/vnode/src/meta/metaTable.c
View File

@ -16,7 +16,6 @@
#include "meta.h"
static int metaSaveJsonVarToIdx(SMeta *pMeta, const SMetaEntry *pCtbEntry, const SSchema *pSchema);
static int metaHandleEntry(SMeta *pMeta, const SMetaEntry *pME);
static int metaSaveToTbDb(SMeta *pMeta, const SMetaEntry *pME);
static int metaUpdateUidIdx(SMeta *pMeta, const SMetaEntry *pME);
static int metaUpdateNameIdx(SMeta *pMeta, const SMetaEntry *pME);
@ -419,7 +418,6 @@ static int metaDeleteTtlIdx(SMeta *pMeta, const SMetaEntry *pME) {
return tdbTbDelete(pMeta->pTtlIdx, &ttlKey, sizeof(ttlKey), &pMeta->txn);
}
static int metaDropTableByUid(SMeta *pMeta, tb_uid_t uid, int *type) {
void *pData = NULL;
int nData = 0;
@ -442,7 +440,6 @@ static int metaDropTableByUid(SMeta *pMeta, tb_uid_t uid, int *type) {
tdbTbDelete(pMeta->pUidIdx, &uid, sizeof(uid), &pMeta->txn);
if (e.type != TSDB_SUPER_TABLE) metaDeleteTtlIdx(pMeta, &e);
if (e.type == TSDB_CHILD_TABLE) {
tdbTbDelete(pMeta->pCtbIdx, &(SCtbIdxKey){.suid = e.ctbEntry.suid, .uid = uid}, sizeof(SCtbIdxKey), &pMeta->txn);
} else if (e.type == TSDB_NORMAL_TABLE) {
@ -1072,7 +1069,7 @@ _exit:
return rcode;
}
static int metaHandleEntry(SMeta *pMeta, const SMetaEntry *pME) {
int metaHandleEntry(SMeta *pMeta, const SMetaEntry *pME) {
metaWLock(pMeta);
// save to table.db

2
source/dnode/vnode/src/tsdb/tsdbSnapshot.c
View File

@ -449,6 +449,8 @@ static int32_t tsdbSnapWriteData(STsdbSnapWriter* pWriter, uint8_t* pData, uint3
} else if (c < 0) {
code = tsdbSnapWriteAppendData(pWriter, pData, nData);
if (code) goto _err;
break;
} else {
// commit the block
code = tsdbReadBlock(pWriter->pDataFReader, pBlockIdx, &pWriter->mBlock, NULL);