Merge pull request #18952 from taosdata/fix/TS-2255

fix: reduce the frequency of retry in sync not ready case while alter db

source/dnode/mnode/impl/inc/mndTrans.h

@@ -75,6 +75,7 @@ void    mndTransSetCb(STrans *pTrans, ETrnFunc startFunc, ETrnFunc stopFunc, voi
 void    mndTransSetDbName(STrans *pTrans, const char *dbname, const char *stbname);
 void    mndTransSetSerial(STrans *pTrans);
 void    mndTransSetOper(STrans *pTrans, EOperType oper);
+int32_t mndTrancCheckConflict(SMnode *pMnode, STrans *pTrans);
 
 int32_t mndTransPrepare(SMnode *pMnode, STrans *pTrans);
 int32_t mndTransProcessRsp(SRpcMsg *pRsp);

source/dnode/mnode/impl/src/mndDb.c

@@ -776,6 +776,8 @@ static int32_t mndAlterDb(SMnode *pMnode, SRpcMsg *pReq, SDbObj *pOld, SDbObj *p
 
   int32_t code = -1;
   mndTransSetDbName(pTrans, pOld->name, NULL);
+  if (mndTrancCheckConflict(pMnode, pTrans) != 0) return -1;
+
   if (mndSetAlterDbRedoLogs(pMnode, pTrans, pOld, pNew) != 0) goto _OVER;
   if (mndSetAlterDbCommitLogs(pMnode, pTrans, pOld, pNew) != 0) goto _OVER;
   if (mndSetAlterDbRedoActions(pMnode, pTrans, pOld, pNew) != 0) goto _OVER;
@@ -835,12 +837,14 @@ static int32_t mndProcessAlterDbReq(SRpcMsg *pReq) {
 
 _OVER:
   if (code != 0 && code != TSDB_CODE_ACTION_IN_PROGRESS) {
+    if (terrno != 0) code = terrno;
     mError("db:%s, failed to alter since %s", alterReq.db, terrstr());
   }
 
   mndReleaseDb(pMnode, pDb);
   taosArrayDestroy(dbObj.cfg.pRetensions);
 
+  terrno = code;
   return code;
 }
 
@@ -1183,7 +1187,8 @@ int32_t mndExtractDbInfo(SMnode *pMnode, SDbObj *pDb, SUseDbRsp *pRsp, const SUs
 
   int32_t numOfTable = mndGetDBTableNum(pDb, pMnode);
 
-  if (pReq == NULL || pReq->vgVersion < pDb->vgVersion || pReq->dbId != pDb->uid || numOfTable != pReq->numOfTable || pReq->stateTs < pDb->stateTs) {
+  if (pReq == NULL || pReq->vgVersion < pDb->vgVersion || pReq->dbId != pDb->uid || numOfTable != pReq->numOfTable ||
+      pReq->stateTs < pDb->stateTs) {
     mndBuildDBVgroupInfo(pDb, pMnode, pRsp->pVgroupInfos);
   }
 
@@ -1298,7 +1303,8 @@ int32_t mndValidateDbInfo(SMnode *pMnode, SDbVgVersion *pDbs, int32_t numOfDbs,
 
     SUseDbRsp usedbRsp = {0};
 
-    if ((0 == strcasecmp(pDbVgVersion->dbFName, TSDB_INFORMATION_SCHEMA_DB) || (0 == strcasecmp(pDbVgVersion->dbFName, TSDB_PERFORMANCE_SCHEMA_DB)))) {
+    if ((0 == strcasecmp(pDbVgVersion->dbFName, TSDB_INFORMATION_SCHEMA_DB) ||
+         (0 == strcasecmp(pDbVgVersion->dbFName, TSDB_PERFORMANCE_SCHEMA_DB)))) {
       memcpy(usedbRsp.db, pDbVgVersion->dbFName, TSDB_DB_FNAME_LEN);
       int32_t vgVersion = mndGetGlobalVgroupVersion(pMnode);
       if (pDbVgVersion->vgVersion < vgVersion) {

source/dnode/mnode/impl/src/mndTrans.c

@@ -838,7 +838,7 @@ static bool mndCheckTransConflict(SMnode *pMnode, STrans *pNew) {
   return conflict;
 }
 
-int32_t mndTransPrepare(SMnode *pMnode, STrans *pTrans) {
+int32_t mndTrancCheckConflict(SMnode *pMnode, STrans *pTrans) {
   if (pTrans->conflict == TRN_CONFLICT_DB || pTrans->conflict == TRN_CONFLICT_DB_INSIDE) {
     if (strlen(pTrans->dbname) == 0 && strlen(pTrans->stbname) == 0) {
       terrno = TSDB_CODE_MND_TRANS_CONFLICT;
@@ -853,6 +853,14 @@ int32_t mndTransPrepare(SMnode *pMnode, STrans *pTrans) {
     return -1;
   }
 
+  return 0;
+}
+
+int32_t mndTransPrepare(SMnode *pMnode, STrans *pTrans) {
+  if (mndTrancCheckConflict(pMnode, pTrans) != 0) {
+    return -1;
+  }
+
   if (taosArrayGetSize(pTrans->commitActions) <= 0) {
     terrno = TSDB_CODE_MND_TRANS_CLOG_IS_NULL;
     mError("trans:%d, failed to prepare since %s", pTrans->id, terrstr());
@@ -1027,6 +1035,7 @@ int32_t mndTransProcessRsp(SRpcMsg *pRsp) {
   if (pAction != NULL) {
     pAction->msgReceived = 1;
     pAction->errCode = pRsp->code;
+    pTrans->lastErrorNo = pRsp->code;
   }
 
   mInfo("trans:%d, %s:%d response is received, code:0x%x, accept:0x%x retry:0x%x", transId, mndTransStr(pAction->stage),
@@ -1238,7 +1247,7 @@ static int32_t mndTransExecuteRedoActionsSerial(SMnode *pMnode, STrans *pTrans)
   if (numOfActions == 0) return code;
   if (pTrans->redoActionPos >= numOfActions) return code;
 
-  mInfo("trans:%d, execute %d actions serial", pTrans->id, numOfActions);
+  mInfo("trans:%d, execute %d actions serial, current redoAction:%d", pTrans->id, numOfActions, pTrans->redoActionPos);
 
   for (int32_t action = pTrans->redoActionPos; action < numOfActions; ++action) {
     STransAction *pAction = taosArrayGet(pTrans->redoActions, pTrans->redoActionPos);
@@ -1289,13 +1298,16 @@ static int32_t mndTransExecuteRedoActionsSerial(SMnode *pMnode, STrans *pTrans)
     } else if (code == TSDB_CODE_ACTION_IN_PROGRESS) {
       mInfo("trans:%d, %s:%d is in progress and wait it finish", pTrans->id, mndTransStr(pAction->stage), pAction->id);
       break;
-    } else if (code == pAction->retryCode) {
+    } else if (code == pAction->retryCode || code == TSDB_CODE_SYN_PROPOSE_NOT_READY ||
+               code == TSDB_CODE_SYN_RESTORING || code == TSDB_CODE_SYN_NOT_LEADER) {
       mInfo("trans:%d, %s:%d receive code:0x%x and retry", pTrans->id, mndTransStr(pAction->stage), pAction->id, code);
+      pTrans->lastErrorNo = code;
       taosMsleep(300);
       action--;
       continue;
     } else {
       terrno = code;
+      pTrans->lastErrorNo = code;
       pTrans->code = code;
       mInfo("trans:%d, %s:%d receive code:0x%x and wait another schedule, failedTimes:%d", pTrans->id,
             mndTransStr(pAction->stage), pAction->id, code, pTrans->failedTimes);

source/dnode/vnode/src/inc/vnodeInt.h

@@ -346,8 +346,10 @@ struct SVnode {
   tsem_t        syncSem;
   int32_t       blockSec;
   int64_t       blockSeq;
-  SRpcHandleInfo blockInfo;
   SQHandle*     pQuery;
+#if 0
+  SRpcHandleInfo blockInfo;
+#endif
 };
 
 #define TD_VID(PVNODE) ((PVNODE)->config.vgId)

source/dnode/vnode/src/vnd/vnodeSync.c

@@ -216,7 +216,9 @@ static int32_t inline vnodeProposeMsg(SVnode *pVnode, SRpcMsg *pMsg, bool isWeak
     pVnode->blocked = true;
     pVnode->blockSec = taosGetTimestampSec();
     pVnode->blockSeq = seq;
+#if 0
     pVnode->blockInfo = pMsg->info;
+#endif
   }
   taosThreadMutexUnlock(&pVnode->lock);
 
@@ -628,10 +630,12 @@ void vnodeSyncCheckTimeout(SVnode *pVnode) {
       vError("vgId:%d, failed to propose since timeout and post block, start:%d cur:%d delta:%d seq:%" PRId64,
              pVnode->config.vgId, pVnode->blockSec, curSec, delta, pVnode->blockSeq);
       if (syncSendTimeoutRsp(pVnode->sync, pVnode->blockSeq) != 0) {
+#if 0  
         SRpcMsg rpcMsg = {.code = TSDB_CODE_SYN_TIMEOUT, .info = pVnode->blockInfo};
-        vInfo("send timeout response since its applyed, seq:%" PRId64 " handle:%p ahandle:%p", pVnode->blockSeq,
+        vError("send timeout response since its applyed, seq:%" PRId64 " handle:%p ahandle:%p", pVnode->blockSeq,
               rpcMsg.info.handle, rpcMsg.info.ahandle);
         rpcSendResponse(&rpcMsg);
+#endif
       }
       pVnode->blocked = false;
       pVnode->blockSec = 0;