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Merge pull request #15398 from taosdata/fix/mnode 

fix: can't drop db since transaction conflict
This commit is contained in:
Shengliang Guan 2022-07-25 22:59:05 +08:00 committed by GitHub
parent b9e7eb9c98 9650f0b3b0
commit f8761bfc16
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
7 changed files with 45 additions and 26 deletions
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4
source/dnode/mnode/impl/inc/mndDef.h
View File

@ -164,8 +164,8 @@ typedef struct {
int32_t lastErrorNo;
tmsg_t lastMsgType;
SEpSet lastEpset;
char dbname1[TSDB_DB_FNAME_LEN];
char dbname2[TSDB_DB_FNAME_LEN];
char dbname1[TSDB_TABLE_FNAME_LEN];
char dbname2[TSDB_TABLE_FNAME_LEN];
int32_t startFunc;
int32_t stopFunc;
int32_t paramLen;

10
source/dnode/mnode/impl/src/mndOffset.c
View File

@ -281,7 +281,7 @@ static int32_t mndSetDropOffsetRedoLogs(SMnode *pMnode, STrans *pTrans, SMqOffse
}
int32_t mndDropOffsetByDB(SMnode *pMnode, STrans *pTrans, SDbObj *pDb) {
int32_t code = -1;
int32_t code = 0;
SSdb *pSdb = pMnode->pSdb;
void *pIter = NULL;
@ -297,15 +297,15 @@ int32_t mndDropOffsetByDB(SMnode *pMnode, STrans *pTrans, SDbObj *pDb) {
if (mndSetDropOffsetCommitLogs(pMnode, pTrans, pOffset) < 0) {
sdbRelease(pSdb, pOffset);
goto END;
sdbCancelFetch(pSdb, pIter);
code = -1;
break;
}
sdbRelease(pSdb, pOffset);
}
code = 0;
END:
return code;
return code;
}
int32_t mndDropOffsetByTopic(SMnode *pMnode, STrans *pTrans, const char *topic) {

7
source/dnode/mnode/impl/src/mndStb.c
View File

@ -641,6 +641,7 @@ static int32_t mndSetCreateStbRedoActions(SMnode *pMnode, STrans *pTrans, SDbObj
action.contLen = contLen;
action.msgType = TDMT_VND_CREATE_STB;
action.acceptableCode = TSDB_CODE_TDB_STB_ALREADY_EXIST;
action.retryCode = TSDB_CODE_TDB_STB_NOT_EXIST;
if (mndTransAppendRedoAction(pTrans, &action) != 0) {
taosMemoryFree(pReq);
sdbCancelFetch(pSdb, pIter);
@ -805,7 +806,7 @@ _OVER:
}
int32_t mndAddStbToTrans(SMnode *pMnode, STrans *pTrans, SDbObj *pDb, SStbObj *pStb) {
mndTransSetDbName(pTrans, pDb->name, NULL);
mndTransSetDbName(pTrans, pDb->name, pStb->name);
if (mndSetCreateStbRedoLogs(pMnode, pTrans, pDb, pStb) != 0) return -1;
if (mndSetCreateStbUndoLogs(pMnode, pTrans, pDb, pStb) != 0) return -1;
if (mndSetCreateStbCommitLogs(pMnode, pTrans, pDb, pStb) != 0) return -1;
@ -1612,7 +1613,7 @@ static int32_t mndAlterStbImp(SMnode *pMnode, SRpcMsg *pReq, SDbObj *pDb, SStbOb
if (pTrans == NULL) goto _OVER;
mDebug("trans:%d, used to alter stb:%s", pTrans->id, pStb->name);
mndTransSetDbName(pTrans, pDb->name, NULL);
mndTransSetDbName(pTrans, pDb->name, pStb->name);
if (needRsp) {
void *pCont = NULL;
@ -1811,7 +1812,7 @@ static int32_t mndDropStb(SMnode *pMnode, SRpcMsg *pReq, SDbObj *pDb, SStbObj *p
if (pTrans == NULL) goto _OVER;
mDebug("trans:%d, used to drop stb:%s", pTrans->id, pStb->name);
mndTransSetDbName(pTrans, pDb->name, NULL);
mndTransSetDbName(pTrans, pDb->name, pStb->name);
if (mndSetDropStbRedoLogs(pMnode, pTrans, pStb) != 0) goto _OVER;
if (mndSetDropStbCommitLogs(pMnode, pTrans, pStb) != 0) goto _OVER;

10
source/dnode/mnode/impl/src/mndSubscribe.c
View File

@ -824,7 +824,7 @@ int32_t mndSetDropSubCommitLogs(SMnode *pMnode, STrans *pTrans, SMqSubscribeObj
}
int32_t mndDropSubByDB(SMnode *pMnode, STrans *pTrans, SDbObj *pDb) {
int32_t code = -1;
int32_t code = 0;
SSdb *pSdb = pMnode->pSdb;
void *pIter = NULL;
@ -840,12 +840,14 @@ int32_t mndDropSubByDB(SMnode *pMnode, STrans *pTrans, SDbObj *pDb) {
if (mndSetDropSubCommitLogs(pMnode, pTrans, pSub) < 0) {
sdbRelease(pSdb, pSub);
goto END;
sdbCancelFetch(pSdb, pIter);
code = -1;
break;
}
sdbRelease(pSdb, pSub);
}
code = 0;
END:
return code;
}

11
source/dnode/mnode/impl/src/mndTopic.c
View File

@ -833,7 +833,7 @@ static void mndCancelGetNextTopic(SMnode *pMnode, void *pIter) {
}
int32_t mndDropTopicByDB(SMnode *pMnode, STrans *pTrans, SDbObj *pDb) {
int32_t code = -1;
int32_t code = 0;
SSdb *pSdb = pMnode->pSdb;
void *pIter = NULL;
@ -848,11 +848,14 @@ int32_t mndDropTopicByDB(SMnode *pMnode, STrans *pTrans, SDbObj *pDb) {
}
if (mndSetDropTopicCommitLogs(pMnode, pTrans, pTopic) < 0) {
goto END;
sdbRelease(pSdb, pTopic);
sdbCancelFetch(pSdb, pIter);
code = -1;
break;
}
sdbRelease(pSdb, pTopic);
}
code = 0;
END:
return code;
}

25
source/dnode/mnode/impl/src/mndTrans.c
View File

@ -127,8 +127,8 @@ static SSdbRaw *mndTransActionEncode(STrans *pTrans) {
SDB_SET_INT8(pRaw, dataPos, 0, _OVER)
SDB_SET_INT8(pRaw, dataPos, 0, _OVER)
SDB_SET_INT64(pRaw, dataPos, pTrans->createdTime, _OVER)
SDB_SET_BINARY(pRaw, dataPos, pTrans->dbname1, TSDB_DB_FNAME_LEN, _OVER)
SDB_SET_BINARY(pRaw, dataPos, pTrans->dbname2, TSDB_DB_FNAME_LEN, _OVER)
SDB_SET_BINARY(pRaw, dataPos, pTrans->dbname1, TSDB_TABLE_FNAME_LEN, _OVER)
SDB_SET_BINARY(pRaw, dataPos, pTrans->dbname2, TSDB_TABLE_FNAME_LEN, _OVER)
SDB_SET_INT32(pRaw, dataPos, pTrans->redoActionPos, _OVER)
int32_t redoActionNum = taosArrayGetSize(pTrans->redoActions);
@ -290,8 +290,8 @@ static SSdbRow *mndTransActionDecode(SSdbRaw *pRaw) {
pTrans->exec = exec;
pTrans->oper = oper;
SDB_GET_INT64(pRaw, dataPos, &pTrans->createdTime, _OVER)
SDB_GET_BINARY(pRaw, dataPos, pTrans->dbname1, TSDB_DB_FNAME_LEN, _OVER)
SDB_GET_BINARY(pRaw, dataPos, pTrans->dbname2, TSDB_DB_FNAME_LEN, _OVER)
SDB_GET_BINARY(pRaw, dataPos, pTrans->dbname1, TSDB_TABLE_FNAME_LEN, _OVER)
SDB_GET_BINARY(pRaw, dataPos, pTrans->dbname2, TSDB_TABLE_FNAME_LEN, _OVER)
SDB_GET_INT32(pRaw, dataPos, &pTrans->redoActionPos, _OVER)
SDB_GET_INT32(pRaw, dataPos, &redoActionNum, _OVER)
SDB_GET_INT32(pRaw, dataPos, &undoActionNum, _OVER)
@ -727,10 +727,10 @@ int32_t mndSetRpcInfoForDbTrans(SMnode *pMnode, SRpcMsg *pMsg, EOperType oper, c
void mndTransSetDbName(STrans *pTrans, const char *dbname1, const char *dbname2) {
if (dbname1 != NULL) {
memcpy(pTrans->dbname1, dbname1, TSDB_DB_FNAME_LEN);
tstrncpy(pTrans->dbname1, dbname1, TSDB_TABLE_FNAME_LEN);
}
if (dbname2 != NULL) {
memcpy(pTrans->dbname2, dbname2, TSDB_DB_FNAME_LEN);
tstrncpy(pTrans->dbname2, dbname2, TSDB_TABLE_FNAME_LEN);
}
}
@ -1289,6 +1289,19 @@ static bool mndTransPerformRedoActionStage(SMnode *pMnode, STrans *pTrans) {
} else {
pTrans->code = terrno;
if (pTrans->policy == TRN_POLICY_ROLLBACK) {
if (pTrans->lastAction != 0) {
STransAction *pAction = taosArrayGet(pTrans->redoActions, pTrans->lastAction);
if (pAction->retryCode != 0 && pAction->retryCode != pAction->errCode) {
if (pTrans->failedTimes < 6) {
mError("trans:%d, stage keep on redoAction since action:%d code:0x%x not 0x%x, failedTimes:%d", pTrans->id,
pTrans->lastAction, pTrans->code, pAction->retryCode, pTrans->failedTimes);
taosMsleep(1000);
continueExec = true;
return true;
}
}
}
pTrans->stage = TRN_STAGE_ROLLBACK;
mError("trans:%d, stage from redoAction to rollback since %s", pTrans->id, terrstr());
continueExec = true;

4
source/dnode/vnode/src/meta/metaTable.c
View File

@ -178,7 +178,7 @@ int metaCreateSTable(SMeta *pMeta, int64_t version, SVCreateStbReq *pReq) {
if (metaGetTableEntryByName(&mr, pReq->name) == 0) {
// TODO: just for pass case
#if 0
terrno = TSDB_CODE_TDB_TABLE_ALREADY_EXIST;
terrno = TSDB_CODE_TDB_STB_ALREADY_EXIST;
metaReaderClear(&mr);
return -1;
#else
@ -223,7 +223,7 @@ int metaDropSTable(SMeta *pMeta, int64_t verison, SVDropStbReq *pReq, SArray *tb
// check if super table exists
rc = tdbTbGet(pMeta->pNameIdx, pReq->name, strlen(pReq->name) + 1, &pData, &nData);
if (rc < 0 || *(tb_uid_t *)pData != pReq->suid) {
terrno = TSDB_CODE_VND_TABLE_NOT_EXIST;
terrno = TSDB_CODE_TDB_STB_NOT_EXIST;
return -1;
}