[TD-3355]<fix>: Fix invalid table id problem caused by idpool

src/mnode/inc/mnodeVgroup.h

@@ -44,7 +44,7 @@ void    mnodeDropVgroup(SVgObj *pVgroup, void *ahandle);
 void    mnodeAlterVgroup(SVgObj *pVgroup, void *ahandle);
 int32_t mnodeGetAvailableVgroup(struct SMnodeMsg *pMsg, SVgObj **pVgroup, int32_t *sid);
 
-void    mnodeAddTableIntoVgroup(SVgObj *pVgroup, SCTableObj *pTable);
+int32_t mnodeAddTableIntoVgroup(SVgObj *pVgroup, SCTableObj *pTable);
 void    mnodeRemoveTableFromVgroup(SVgObj *pVgroup, SCTableObj *pTable);
 void    mnodeSendDropVnodeMsg(int32_t vgId, SRpcEpSet *epSet, void *ahandle);
 void    mnodeSendCreateVgroupMsg(SVgObj *pVgroup, void *ahandle);

src/mnode/src/mnodeSdb.c

@@ -552,7 +552,7 @@ static int32_t sdbInsertHash(SSdbTable *pTable, SSdbRow *pRow) {
 
   int32_t code = (*pTable->fpInsert)(pRow);
   if (code != TSDB_CODE_SUCCESS) {
-    sdbError("vgId:1, sdb:%s, failed to insert key:%s to hash, remove it", pTable->name,
+    sdbError("vgId:1, sdb:%s, failed to perform insert action for key:%s, remove it", pTable->name,
              sdbGetRowStr(pTable, pRow->pObj));
     sdbDeleteHash(pTable, pRow);
   }

src/mnode/src/mnodeTable.c

@@ -108,10 +108,12 @@ static int32_t mnodeChildTableActionDestroy(SSdbRow *pRow) {
 
 static int32_t mnodeChildTableActionInsert(SSdbRow *pRow) {
   SCTableObj *pTable = pRow->pObj;
+  int32_t code = 0;
 
   SVgObj *pVgroup = mnodeGetVgroup(pTable->vgId);
   if (pVgroup == NULL) {
     mError("ctable:%s, not in vgId:%d", pTable->info.tableId, pTable->vgId);
+    code = -1;
   }
 
   SDbObj *pDb = NULL;
@@ -119,6 +121,7 @@ static int32_t mnodeChildTableActionInsert(SSdbRow *pRow) {
     pDb = mnodeGetDb(pVgroup->dbName);
     if (pDb == NULL) {
       mError("ctable:%s, vgId:%d not in db:%s", pTable->info.tableId, pVgroup->vgId, pVgroup->dbName);
+      code = -1;
     }
   }
 
@@ -127,6 +130,7 @@ static int32_t mnodeChildTableActionInsert(SSdbRow *pRow) {
     pAcct = mnodeGetAcct(pDb->acct);
     if (pAcct == NULL) {
       mError("ctable:%s, acct:%s not exists", pTable->info.tableId, pDb->acct);
+      code = -1;
     }
   }
 
@@ -139,6 +143,7 @@ static int32_t mnodeChildTableActionInsert(SSdbRow *pRow) {
       if (pAcct) pAcct->acctInfo.numOfTimeSeries += (pTable->superTable->numOfColumns - 1);
     } else {
       mError("table:%s:%p, correspond stable not found suid:%" PRIu64, pTable->info.tableId, pTable, pTable->suid);
+      code = -1;
     }
   } else {
     grantAdd(TSDB_GRANT_TIMESERIES, pTable->numOfColumns - 1);
@@ -146,18 +151,31 @@ static int32_t mnodeChildTableActionInsert(SSdbRow *pRow) {
   }
 
   if (pDb) mnodeAddTableIntoDb(pDb);
-  if (pVgroup) mnodeAddTableIntoVgroup(pVgroup, pTable);
+  if (pVgroup) {
+    if (mnodeAddTableIntoVgroup(pVgroup, pTable) != 0) {
+      mError("table:%s, vgId:%d tid:%d, failed to perform insert action, uid:%" PRIu64 " suid:%" PRIu64,
+             pTable->info.tableId, pTable->vgId, pTable->tid, pTable->uid, pTable->suid);
+      code = -1;
+    }
+  }
 
   mnodeDecVgroupRef(pVgroup);
   mnodeDecDbRef(pDb);
   mnodeDecAcctRef(pAcct);
 
-  return TSDB_CODE_SUCCESS;
+  if (code == 0) {
+    mTrace("table:%s, vgId:%d tid:%d, perform insert action, uid:%" PRIu64 " suid:%" PRIu64, pTable->info.tableId,
+           pTable->vgId, pTable->tid, pTable->uid, pTable->suid);
+  }
+
+  return code;
 }
 
 static int32_t mnodeChildTableActionDelete(SSdbRow *pRow) {
   SCTableObj *pTable = pRow->pObj;
   if (pTable->vgId == 0) {
+    mError("table:%s, vgId:%d tid:%d, failed to perform delete action, uid:%" PRIu64 " suid:%" PRIu64,
+           pTable->info.tableId, pTable->vgId, pTable->tid, pTable->uid, pTable->suid);
     return TSDB_CODE_MND_VGROUP_NOT_EXIST;
   }
 
@@ -188,6 +206,8 @@ static int32_t mnodeChildTableActionDelete(SSdbRow *pRow) {
   mnodeDecDbRef(pDb);
   mnodeDecAcctRef(pAcct);
 
+  mTrace("table:%s, vgId:%d tid:%d, perform delete action, uid:%" PRIu64 " suid:%" PRIu64, pTable->info.tableId,
+         pTable->vgId, pTable->tid, pTable->uid, pTable->suid);
   return TSDB_CODE_SUCCESS;
 }
 
@@ -399,13 +419,13 @@ static void mnodeAddTableIntoStable(SSTableObj *pStable, SCTableObj *pCtable) {
 
   if (pStable->vgHash == NULL) {
     pStable->vgHash = taosHashInit(64, taosGetDefaultHashFunction(TSDB_DATA_TYPE_INT), true, HASH_ENTRY_LOCK);
-    mDebug("table:%s, create hash:%p", pStable->info.tableId, pStable->vgHash);
+    mDebug("stable:%s, create vgId hash:%p", pStable->info.tableId, pStable->vgHash);
   }
 
   if (pStable->vgHash != NULL) {
     if (taosHashGet(pStable->vgHash, &pCtable->vgId, sizeof(pCtable->vgId)) == NULL) {
       taosHashPut(pStable->vgHash, &pCtable->vgId, sizeof(pCtable->vgId), &pCtable->vgId, sizeof(pCtable->vgId));
-      mDebug("table:%s, vgId:%d is put into stable hash:%p, sizeOfVgList:%d", pStable->info.tableId, pCtable->vgId,
+      mDebug("stable:%s, vgId:%d is put into stable vgId hash:%p, sizeOfVgList:%d", pStable->info.tableId, pCtable->vgId,
              pStable->vgHash, taosHashGetSize(pStable->vgHash));
     }
   }
@@ -450,6 +470,8 @@ static int32_t mnodeSuperTableActionInsert(SSdbRow *pRow) {
   mnodeDecDbRef(pDb);
 
   taosHashPut(tsSTableUidHash, &pStable->uid, sizeof(int64_t), &pStable, sizeof(int64_t));
+
+  mTrace("stable:%s, perform insert action, uid:%" PRIu64, pStable->info.tableId, pStable->uid);
   return TSDB_CODE_SUCCESS;
 }
 
@@ -463,6 +485,8 @@ static int32_t mnodeSuperTableActionDelete(SSdbRow *pRow) {
   mnodeDecDbRef(pDb);
 
   taosHashRemove(tsSTableUidHash, &pStable->uid, sizeof(int64_t));
+
+  mTrace("stable:%s, perform delete action, uid:%" PRIu64, pStable->info.tableId, pStable->uid);
   return TSDB_CODE_SUCCESS;
 }
 

src/mnode/src/mnodeVgroup.c

@@ -443,6 +443,7 @@ int32_t mnodeGetAvailableVgroup(SMnodeMsg *pMsg, SVgObj **ppVgroup, int32_t *pSi
       mDebug("msg:%p, app:%p db:%s, no enough sid in vgId:%d", pMsg, pMsg->rpcMsg.ahandle, pDb->name, pVgroup->vgId);
       continue;
     }
+    mTrace("vgId:%d, alloc tid:%d", pVgroup->vgId, sid);
 
     *pSid = sid;
     *ppVgroup = pVgroup;
@@ -507,6 +508,7 @@ int32_t mnodeGetAvailableVgroup(SMnodeMsg *pMsg, SVgObj **ppVgroup, int32_t *pSi
   pDb->vgListIndex = 0;
   pthread_mutex_unlock(&pDb->mutex);
 
+  mTrace("vgId:%d, alloc tid:%d", pVgroup->vgId, sid);
   return TSDB_CODE_SUCCESS;
 }
 
@@ -832,26 +834,37 @@ static int32_t mnodeRetrieveVgroups(SShowObj *pShow, char *data, int32_t rows, v
   return numOfRows;
 }
 
-void mnodeAddTableIntoVgroup(SVgObj *pVgroup, SCTableObj *pTable) {
+int32_t mnodeAddTableIntoVgroup(SVgObj *pVgroup, SCTableObj *pTable) {
   int32_t idPoolSize = taosIdPoolMaxSize(pVgroup->idPool);
   if (pTable->tid > idPoolSize) {
     mnodeAllocVgroupIdPool(pVgroup);
   }
 
   if (pTable->tid >= 1) {
-    taosIdPoolMarkStatus(pVgroup->idPool, pTable->tid);
+    if (taosIdPoolMarkStatus(pVgroup->idPool, pTable->tid)) {
       pVgroup->numOfTables++;
+      mTrace("table:%s, vgId:%d tid:%d, mark tid used, uid:%" PRIu64, pTable->info.tableId, pTable->vgId, pTable->tid,
+             pTable->uid);
       // The create vgroup message may be received later than the create table message
       // and the writing order in sdb is therefore uncertain
       // which will cause the reference count of the vgroup to be incorrect when restarting
       // mnodeIncVgroupRef(pVgroup);
+    } else {
+      mError("table:%s, vgId:%d tid:%d, failed to mark tid, uid:%" PRIu64, pTable->info.tableId, pTable->vgId,
+             pTable->tid, pTable->uid);
+      return -1;
     }
   }
 
+  return 0;
+}
+
 void mnodeRemoveTableFromVgroup(SVgObj *pVgroup, SCTableObj *pTable) {
   if (pTable->tid >= 1) {
     taosFreeId(pVgroup->idPool, pTable->tid);
     pVgroup->numOfTables--;
+    mTrace("table:%s, vgId:%d tid:%d, put tid back uid:%" PRIu64, pTable->info.tableId, pTable->vgId, pTable->tid,
+           pTable->uid);
     // The create vgroup message may be received later than the create table message
     // and the writing order in sdb is therefore uncertain
     // which will cause the reference count of the vgroup to be incorrect when restarting

src/util/inc/tidpool.h

@@ -34,7 +34,7 @@ void taosIdPoolCleanUp(void *handle);
 
 int taosIdPoolNumOfUsed(void *handle);
 
-void taosIdPoolMarkStatus(void *handle, int id);
+bool taosIdPoolMarkStatus(void *handle, int id);
 
 #ifdef __cplusplus
 }

src/util/src/tidpool.c

@@ -104,10 +104,16 @@ void taosIdPoolCleanUp(void *handle) {
 
 int taosIdPoolNumOfUsed(void *handle) {
   id_pool_t *pIdPool = handle;
-  return pIdPool->maxId - pIdPool->numOfFree;
+
+  pthread_mutex_lock(&pIdPool->mutex);
+  int ret = pIdPool->maxId - pIdPool->numOfFree;
+  pthread_mutex_unlock(&pIdPool->mutex);
+
+  return ret;
 }
 
-void taosIdPoolMarkStatus(void *handle, int id) {
+bool taosIdPoolMarkStatus(void *handle, int id) {
+  bool ret = false;
   id_pool_t *pIdPool = handle;
   pthread_mutex_lock(&pIdPool->mutex);
 
@@ -115,9 +121,14 @@ void taosIdPoolMarkStatus(void *handle, int id) {
   if (!pIdPool->freeList[slot]) {
     pIdPool->freeList[slot] = true;
     pIdPool->numOfFree--;
+    ret = true;
+  } else {
+    ret = false;
+    uError("pool:%p, id:%d is already used by other obj", pIdPool, id);
   }
 
   pthread_mutex_unlock(&pIdPool->mutex);
+  return ret;
 }
 
 int taosUpdateIdPool(id_pool_t *handle, int maxId) {
@@ -148,5 +159,10 @@ int taosUpdateIdPool(id_pool_t *handle, int maxId) {
 
 int taosIdPoolMaxSize(void *handle) {
   id_pool_t *pIdPool = (id_pool_t *)handle;
-  return pIdPool->maxId;
+
+  pthread_mutex_lock(&pIdPool->mutex);
+  int ret = pIdPool->maxId;
+  pthread_mutex_unlock(&pIdPool->mutex);
+
+  return ret;
 }