fix bug #645

src/system/inc/mgmt.h

@@ -228,7 +228,6 @@ typedef struct _connObj {
   SDbObj *         pDb;
   SUserObj *       pUser;
   char             user[TSDB_USER_LEN];
-  char             db[TSDB_METER_ID_LEN];
   uint64_t         stime;               // login time
   char             superAuth : 1;       // super user flag
   char             writeAuth : 1;       // write flag

src/system/src/mgmtMeter.c

@@ -655,6 +655,9 @@ int mgmtCreateMeter(SDbObj *pDb, SCreateTableMsg *pCreate) {
     pMeter->gid.vgId = pVgroup->vgId;
     pMeter->uid = (((uint64_t)pMeter->gid.vgId) << 40) + ((((uint64_t)pMeter->gid.sid) & ((1ul << 24) - 1ul)) << 16) +
                   ((uint64_t)sdbVersion & ((1ul << 16) - 1ul));
+
+    mTrace("meter:%s, create meter in vgroup, vgId:%d, sid:%d, vnode:%d, uid:%d",
+           pMeter->meterId, pVgroup->vgId, sid, pVgroup->vnodeGid[0].vnode, pMeter->uid);
   } else {
     pMeter->uid = (((uint64_t)pMeter->createdTime) << 16) + ((uint64_t)sdbVersion & ((1ul << 16) - 1ul));
   }
@@ -665,6 +668,8 @@ int mgmtCreateMeter(SDbObj *pDb, SCreateTableMsg *pCreate) {
 
   // send create message to the selected vnode servers
   if (pCreate->numOfTags == 0) {
+    mTrace("meter:%s, send msg to dnode, vgId:%d, sid:%d, vnode:%d, dbname:%s",
+           pMeter->meterId, pMeter->gid.vgId, pMeter->gid.sid, pVgroup->vnodeGid[0].vnode, pDb->name);
     mgmtSendCreateMsgToVnode(pMeter, pVgroup->vnodeGid[0].vnode);
   }
 

src/system/src/mgmtShell.c

@@ -177,6 +177,11 @@ int mgmtProcessMeterMetaMsg(char *pMsg, int msgLen, SConnObj *pConn) {
     memcpy(pCreateMsg->schema, pInfo->tags, sizeof(STagData));
     strcpy(pCreateMsg->meterId, pInfo->meterId);
 
+    SDbObj* pMeterDb = mgmtGetDbByMeterId(pCreateMsg->meterId);
+    mTrace("meter:%s, pConnDb:%p, pConnDbName:%s, pMeterDb:%p, pMeterDbName:%s",
+           pCreateMsg->meterId, pConn->pDb, pConn->pDb->name, pMeterDb, pMeterDb->name);
+    assert(pConn->pDb == pMeterDb);
+
     int32_t code = mgmtCreateMeter(pConn->pDb, pCreateMsg);
 
     char stableName[TSDB_METER_ID_LEN] = {0};
@@ -877,7 +882,6 @@ int mgmtProcessConnectMsg(char *pMsg, int msgLen, SConnObj *pConn) {
       code = TSDB_CODE_INVALID_DB;
       goto _rsp;
     }
-    strcpy(pConn->db, dbName);
   }
 
   if (pConn->pAcct) {
@@ -962,7 +966,10 @@ void *mgmtProcessMsgFromShell(char *msg, void *ahandle, void *thandle) {
     }
 
     if (pConn->pAcct) {
-      if (strcmp(pConn->db, pHead->db) != 0) pConn->pDb = mgmtGetDb(pHead->db);
+      if (pConn->pDb == NULL ||
+          strncmp(pConn->pDb->name, pHead->db, tListLen(pConn->pDb->name)) != 0) {
+        pConn->pDb = mgmtGetDb(pHead->db);
+      }
 
       char *cont = (char *)pMsg->content + sizeof(SMgmtHead);
       int   contLen = pMsg->msgLen - sizeof(SIntMsg) - sizeof(SMgmtHead);