message for drop vgroup

src/client/src/tscServer.c

@@ -1804,6 +1804,7 @@ int32_t tscBuildDropTableMsg(SSqlObj *pSql, SSqlInfo *pInfo) {
   SDropTableMsg *pDropTableMsg = (SDropTableMsg*)pCmd->payload;
   SMeterMetaInfo *pMeterMetaInfo = tscGetMeterMetaInfo(pCmd, pCmd->clauseIndex, 0);
   strcpy(pDropTableMsg->tableId, pMeterMetaInfo->name);
+  pDropTableMsg->igNotExists = pInfo->pDCLInfo->existsCheck ? 1 : 0;
 
   pCmd->msgType = TSDB_MSG_TYPE_DROP_TABLE;
   return TSDB_CODE_SUCCESS;

src/dnode/inc/dnodeVnodeMgmt.h

@@ -45,7 +45,7 @@ bool dnodeCheckVnodeExist(int32_t vid);
  * Create vnode with specified configuration and open it
  * if exist, config it
  */
-int32_t dnodeCreateVnode(int32_t vnode, SVPeersMsg *cfg);
+int32_t dnodeCreateVnode(SCreateVnodeMsg *pVnode);
 
 /*
  * Remove vnode from local repository

src/dnode/src/dnodeMgmt.c

@@ -177,9 +177,9 @@ void dnodeProcessAlterStreamRequest(void *pCont, int32_t contLen, int8_t msgType
 
 void dnodeProcessRemoveTableRequest(void *pCont, int32_t contLen, int8_t msgType, void *pConn) {
   SDRemoveTableMsg *pTable = pCont;
-  pTable->sid   = htonl(pTable->sid);
+  pTable->sid         = htonl(pTable->sid);
   pTable->numOfVPeers = htonl(pTable->numOfVPeers);
-  pTable->uid   = htobe64(pTable->uid);
+  pTable->uid         = htobe64(pTable->uid);
 
   for (int i = 0; i < pTable->numOfVPeers; ++i) {
     pTable->vpeerDesc[i].ip    = htonl(pTable->vpeerDesc[i].ip);
@@ -194,9 +194,8 @@ void dnodeProcessVPeerCfgRsp(void *pCont, int32_t contLen, int8_t msgType, void
   int32_t code = htonl(*((int32_t *) pCont));
 
   if (code == TSDB_CODE_SUCCESS) {
-    SVPeersMsg *vpeer = (SVPeersMsg *) (pCont + sizeof(int32_t));
-    int32_t vnode  = htonl(vpeer->vnode);
-    dnodeCreateVnode(vnode, vpeer);
+    SCreateVnodeMsg *pVnode = (SCreateVnodeMsg *) (pCont + sizeof(int32_t));
+    dnodeCreateVnode(pVnode);
   } else if (code == TSDB_CODE_INVALID_VNODE_ID) {
     SFreeVnodeMsg *vpeer = (SFreeVnodeMsg *) (pCont + sizeof(int32_t));
     int32_t vnode = htonl(vpeer->vnode);
@@ -207,22 +206,15 @@ void dnodeProcessVPeerCfgRsp(void *pCont, int32_t contLen, int8_t msgType, void
   }
 }
 
-void dnodeProcessVPeersMsg(void *pCont, int32_t contLen, int8_t msgType, void *pConn) {
-  SVPeersMsg *vpeer = (SVPeersMsg *) pCont;
-  int32_t vnode = htonl(vpeer->vnode);
-
-  dPrint("vnode:%d, start to config", vnode);
-
-  int32_t code = dnodeCreateVnode(vnode, vpeer);
+void dnodeProcessCreateVnodeRequest(void *pCont, int32_t contLen, int8_t msgType, void *pConn) {
+  SCreateVnodeMsg *pVnode = (SCreateVnodeMsg *) pCont;
+  int32_t code = dnodeCreateVnode(pVnode);
   dnodeSendRspToMnode(pConn, msgType + 1, code, NULL, 0);
 }
 
 void dnodeProcessFreeVnodeRequest(void *pCont, int32_t contLen, int8_t msgType, void *pConn) {
-  SFreeVnodeMsg *vpeer = (SFreeVnodeMsg *) pCont;
-  int32_t vnode = htonl(vpeer->vnode);
-
-  dPrint("vnode:%d, remove it", vnode);
-
+  SFreeVnodeMsg *pVnode = (SFreeVnodeMsg *) pCont;
+  int32_t vnode = htonl(pVnode->vnode);
   int32_t code = dnodeDropVnode(vnode);
   dnodeSendRspToMnode(pConn, msgType + 1, code, NULL, 0);
 }
@@ -256,7 +248,7 @@ void dnodeSendMeterCfgMsg(int32_t vnode, int32_t sid) {
 void dnodeInitProcessShellMsg() {
   dnodeProcessMgmtMsgFp[TSDB_MSG_TYPE_DNODE_CREATE_TABLE] = dnodeProcessCreateTableRequest;
   dnodeProcessMgmtMsgFp[TSDB_MSG_TYPE_DNODE_REMOVE_TABLE] = dnodeProcessRemoveTableRequest;
-  dnodeProcessMgmtMsgFp[TSDB_MSG_TYPE_DNODE_VPEERS]       = dnodeProcessVPeersMsg;
+  dnodeProcessMgmtMsgFp[TSDB_MSG_TYPE_DNODE_CREATE_VNODE]       = dnodeProcessCreateVnodeRequest;
   dnodeProcessMgmtMsgFp[TSDB_MSG_TYPE_DNODE_FREE_VNODE]   = dnodeProcessFreeVnodeRequest;
   dnodeProcessMgmtMsgFp[TSDB_MSG_TYPE_DNODE_CFG]          = dnodeProcessDnodeCfgRequest;
   dnodeProcessMgmtMsgFp[TSDB_MSG_TYPE_ALTER_STREAM]       = dnodeProcessAlterStreamRequest;

src/dnode/src/dnodeVnodeMgmt.c

@@ -31,11 +31,13 @@ bool dnodeCheckVnodeExist(int32_t vnode) {
   return true;
 }
 
-int32_t dnodeCreateVnode(int32_t vnode, SVPeersMsg *cfg) {
+int32_t dnodeCreateVnode(SCreateVnodeMsg *pVnode) {
+  dPrint("vnode:%d, is created", htonl(pVnode->vnode));
   return 0;
 }
 
 int32_t dnodeDropVnode(int32_t vnode) {
+  dPrint("vnode:%d, is dropped", vnode);
   return 0;
 }
 

src/dnode/src/dnodeWrite.c

@@ -70,7 +70,7 @@ int32_t dnodeCreateTable(SDCreateTableMsg *pTable) {
  * Remove table from local repository
  */
 int32_t dnodeDropTable(SDRemoveTableMsg *pTable) {
-  dPrint("table:%s, sid:%d will be removed", pTable->tableId, pTable->sid);
+  dPrint("table:%s, sid:%d is removed", pTable->tableId, pTable->sid);
   return TSDB_CODE_SUCCESS;
 }
 

src/inc/taosmsg.h

@@ -41,7 +41,7 @@ extern "C" {
 #define TSDB_MSG_TYPE_DNODE_CREATE_TABLE_RSP 10
 #define TSDB_MSG_TYPE_DNODE_REMOVE_TABLE     11
 #define TSDB_MSG_TYPE_DNODE_REMOVE_TABLE_RSP 12
-#define TSDB_MSG_TYPE_DNODE_VPEERS           13
+#define TSDB_MSG_TYPE_DNODE_CREATE_VNODE           13
 #define TSDB_MSG_TYPE_DNODE_VPEERS_RSP       14
 #define TSDB_MSG_TYPE_DNODE_FREE_VNODE       15
 #define TSDB_MSG_TYPE_DNODE_FREE_VNODE_RSP   16
@@ -266,7 +266,6 @@ typedef struct {
 
 typedef struct {
   char   tableId[TSDB_TABLE_ID_LEN + 1];
-  char   db[TSDB_DB_NAME_LEN + 1];
   int8_t igNotExists;
 } SDropTableMsg;
 
@@ -623,7 +622,7 @@ typedef struct {
   int32_t    vnode;
   SVnodeCfg  cfg;
   SVPeerDesc vpeerDesc[TSDB_MAX_MPEERS];
-} SVPeersMsg;
+} SCreateVnodeMsg;
 
 typedef struct {
   char    tableId[TSDB_TABLE_ID_LEN + 1];

src/mnode/inc/mgmtDnodeInt.h

@@ -32,7 +32,7 @@ void mgmtSendAlterStreamMsg(STableInfo *pTable, SRpcIpSet *ipSet, void *ahandle)
 void mgmtSendCreateVnodeMsg(SVgObj *pVgroup, int32_t vnode, SRpcIpSet *ipSet, void *ahandle);
 void mgmtSendCreateVgroupMsg(SVgObj *pVgroup, void *ahandle);
 void mgmtSendOneFreeVnodeMsg(int32_t vnode, SRpcIpSet *ipSet, void *ahandle);
-
+void mgmtSendRemoveVgroupMsg(SVgObj *pVgroup, void *ahandle);
 
 extern int32_t (*mgmtInitDnodeInt)();
 extern void    (*mgmtCleanUpDnodeInt)();

src/mnode/inc/mgmtProfile.h

@@ -39,11 +39,10 @@ int32_t mgmtKillStream(char *qidstr, void *pConn);
 int32_t mgmtKillConnection(char *qidstr, void *pConn);
 
 enum {
-  TSDB_PROCESS_CREATE_TABLE,
   TSDB_PROCESS_CREATE_VGROUP,
-  TSDB_PROCESS_CREATE_VGROUP_AND_TABLE,
-  TSDB_PROCESS_CREATE_VNODE,
-  TSDB_PROCESS_TABLE_CFG,
+  TSDB_PROCESS_CREATE_VGROUP_GET_META,
+  TSDB_PROCESS_CREATE_TABLE,
+  TSDB_PROCESS_CREATE_TABLE_GET_META,
 };
 
 typedef struct {

src/mnode/inc/mgmtShell.h

@@ -36,6 +36,21 @@ extern void (*mgmtProcessDropDnodeMsg)(void *pCont, int32_t contLen, void *ahand
 extern void (*mgmtProcessDropAcctMsg)(void *pCont, int32_t contLen, void *ahandle);
 extern void (*mgmtProcessCreateAcctMsg)(void *pCont, int32_t contLen, void *ahandle);
 
+/*
+ * If table not exist, will create it
+ */
+void mgmtProcessGetTableMeta(STableInfo *pTable, void *thandle);
+
+/*
+ * If vgroup not exist, will create vgroup
+ */
+void mgmtProcessCreateTable(SVgObj *pVgroup, SCreateTableMsg *pCreate, int32_t contLen, void *thandle, bool isGetMeta);
+
+/*
+ * If vgroup create returned, will then create table
+ */
+void mgmtProcessCreateVgroup(SCreateTableMsg *pCreate, int32_t contLen, void *thandle, bool isGetMeta);
+
 #ifdef __cplusplus
 }
 #endif

src/mnode/inc/mgmtTable.h

@@ -31,7 +31,7 @@ STableInfo* mgmtGetTableByPos(uint32_t dnodeIp, int32_t vnode, int32_t sid);
 int32_t     mgmtGetTableMeta(SDbObj *pDb, STableInfo *pTable, STableMeta *pMeta, bool usePublicIp);
 
 int32_t  mgmtRetrieveMetricMeta(void *pConn, char **pStart, SSuperTableMetaMsg *pInfo);
-int32_t  mgmtCreateTable(SCreateTableMsg *pCreate, int32_t contLen, void *thandle);
+int32_t  mgmtCreateTable(SCreateTableMsg *pCreate, int32_t contLen, void *thandle, bool isGetMeta);
 int32_t  mgmtDropTable(SDbObj *pDb, char *tableId, int32_t ignore);
 int32_t  mgmtAlterTable(SDbObj *pDb, SAlterTableMsg *pAlter);
 int32_t  mgmtGetShowTableMeta(STableMeta *pMeta, SShowObj *pShow, void *pConn);
@@ -45,7 +45,6 @@ void    mgmtSetTableDirty(STableInfo *pTable, bool isDirty);
 SDRemoveTableMsg *mgmtBuildRemoveTableMsg(STableInfo *pTable);
 SDRemoveSuperTableMsg *mgmtBuildRemoveSuperTableMsg(STableInfo *pTable);
 
-void mgmtProcessCreateTable(SVgObj *pVgroup, SCreateTableMsg *pCreate, int32_t contLen, void *thandle);
 
 #ifdef __cplusplus
 }

src/mnode/inc/mgmtVgroup.h

@@ -42,7 +42,7 @@ SVgObj *mgmtGetAvailableVgroup(SDbObj *pDb);
 void    mgmtAddTableIntoVgroup(SVgObj *pVgroup, STableInfo *pTable);
 void    mgmtRemoveTableFromVgroup(SVgObj *pVgroup, STableInfo *pTable);
 
-SVPeersMsg *mgmtBuildVpeersMsg(SVgObj *pVgroup, int32_t vnode);
+SCreateVnodeMsg *mgmtBuildVpeersMsg(SVgObj *pVgroup, int32_t vnode);
 
 SRpcIpSet mgmtGetIpSetFromVgroup(SVgObj *pVgroup);
 SRpcIpSet mgmtGetIpSetFromIp(uint32_t ip);

src/mnode/src/mgmtChildTable.c

@@ -311,7 +311,7 @@ static void *mgmtBuildCreateChildTableMsg(SChildTableObj *pTable, SVgObj *pVgrou
     pSchema++;
   }
 
-  memcpy(pCreateTable->data + totalCols * sizeof(SSchema), pTagData, tagDataLen);
+  memcpy(pCreateTable + sizeof(SCreateTableMsg) + totalCols * sizeof(SSchema), pTagData, tagDataLen);
 
   return pCreateTable;
 }
@@ -380,6 +380,7 @@ int32_t mgmtDropChildTable(SDbObj *pDb, SChildTableObj *pTable) {
     return TSDB_CODE_SERV_OUT_OF_MEMORY;
   }
 
+  strcpy(pRemove->tableId, pTable->tableId);
   pRemove->sid = htonl(pTable->sid);
   pRemove->uid = htobe64(pTable->uid);
 

src/mnode/src/mgmtDb.c

@@ -295,7 +295,7 @@ int32_t mgmtSetDbDropping(SDbObj *pDb) {
         }
       }
     }
-//    mgmtSendFreeVnodesMsg(pVgroup);
+//    mgmtSendRemoveVgroupMsg(pVgroup);
     pVgroup = pVgroup->next;
   }
 
@@ -355,7 +355,7 @@ int32_t mgmtDropDb(SDbObj *pDb) {
     if (!finished) {
       SVgObj *pVgroup = pDb->pHead;
       while (pVgroup != NULL) {
-        mgmtSendFreeVnodesMsg(pVgroup);
+        mgmtSendRemoveVgroupMsg(pVgroup, NULL);
         pVgroup = pVgroup->next;
       }
       return TSDB_CODE_ACTION_IN_PROGRESS;

src/mnode/src/mgmtDnodeInt.c

@@ -27,6 +27,7 @@
 #include "mgmtDnode.h"
 #include "mgmtDnodeInt.h"
 #include "mgmtProfile.h"
+#include "mgmtShell.h"
 #include "mgmtTable.h"
 #include "mgmtVgroup.h"
 
@@ -137,7 +138,7 @@ static void mgmtProcessCreateTableRsp(int8_t msgType, int8_t *pCont, int32_t con
   if (thandle == NULL) return;
 
   SProcessInfo *info = thandle;
-  assert(info->type == TSDB_PROCESS_CREATE_TABLE);
+  assert(info->type == TSDB_PROCESS_CREATE_TABLE || info->type == TSDB_PROCESS_CREATE_TABLE_GET_META);
   STableInfo *pTable = info->ahandle;
 
   if (code != TSDB_CODE_SUCCESS) {
@@ -148,7 +149,17 @@ static void mgmtProcessCreateTableRsp(int8_t msgType, int8_t *pCont, int32_t con
     mgmtSetTableDirty(pTable, false);
   }
 
-  rpcSendResponse(info->thandle, code, NULL, 0);
+  if (code != TSDB_CODE_SUCCESS) {
+    rpcSendResponse(info->thandle, code, NULL, 0);
+  } else {
+    if (info->type == TSDB_PROCESS_CREATE_TABLE_GET_META) {
+      mTrace("table:%s, start to process get meta", pTable->tableId);
+      mgmtProcessGetTableMeta(pTable, thandle);
+    } else {
+      rpcSendResponse(info->thandle, code, NULL, 0);
+    }
+  }
+
   free(info);
 }
 
@@ -169,7 +180,7 @@ void mgmtSendRemoveTableMsg(SDRemoveTableMsg *pRemove, SRpcIpSet *ipSet, void *a
 }
 
 static void mgmtProcessFreeVnodeRsp(int8_t msgType, int8_t *pCont, int32_t contLen, void *thandle, int32_t code) {
-  mTrace("free vnode rsp received, handle:%p code:%d", thandle, code);
+  mTrace("free vnode rsp received, thandle:%p code:%d", thandle, code);
 }
 
 static void mgmtProcessCreateVnodeRsp(int8_t msgType, int8_t *pCont, int32_t contLen, void *thandle, int32_t code) {
@@ -177,13 +188,18 @@ static void mgmtProcessCreateVnodeRsp(int8_t msgType, int8_t *pCont, int32_t con
   if (thandle == NULL) return;
 
   SProcessInfo *info = thandle;
-  assert(info->type == TSDB_PROCESS_CREATE_VGROUP);
+  assert(info->type == TSDB_PROCESS_CREATE_VGROUP || info->type == TSDB_PROCESS_CREATE_VGROUP_GET_META);
   info->received++;
   SVgObj *pVgroup = info->ahandle;
 
+  bool isGetMeta = false;
+  if (info->type == TSDB_PROCESS_CREATE_VGROUP_GET_META) {
+    isGetMeta = true;
+  }
+
   mTrace("vgroup:%d, received:%d numOfVnodes:%d", pVgroup->vgId, info->received, pVgroup->numOfVnodes);
   if (info->received == pVgroup->numOfVnodes) {
-    mgmtProcessCreateTable(pVgroup, info->cont, info->contLen, info->thandle);
+    mgmtProcessCreateTable(pVgroup, info->cont, info->contLen, info->thandle, isGetMeta);
     free(info);
   }
 }
@@ -198,9 +214,9 @@ void mgmtSendCreateVgroupMsg(SVgObj *pVgroup, void *ahandle) {
 
 void mgmtSendCreateVnodeMsg(SVgObj *pVgroup, int32_t vnode, SRpcIpSet *ipSet, void *ahandle) {
   mTrace("vgroup:%d, send create vnode:%d msg, ahandle:%p", pVgroup->vgId, vnode, ahandle);
-  SVPeersMsg *pVpeer = mgmtBuildVpeersMsg(pVgroup, vnode);
+  SCreateVnodeMsg *pVpeer = mgmtBuildVpeersMsg(pVgroup, vnode);
   if (pVpeer != NULL) {
-    mgmtSendMsgToDnode(ipSet, TSDB_MSG_TYPE_DNODE_VPEERS, pVpeer, sizeof(SVPeersMsg), ahandle);
+    mgmtSendMsgToDnode(ipSet, TSDB_MSG_TYPE_DNODE_CREATE_VNODE, pVpeer, sizeof(SCreateVnodeMsg), ahandle);
   }
 }
 
@@ -236,23 +252,25 @@ void mgmtProcessMsgFromDnode(char msgType, void *pCont, int32_t contLen, void *p
 
 
 void mgmtSendAlterStreamMsg(STableInfo *pTable, SRpcIpSet *ipSet, void *ahandle) {
-  mTrace("table:%s, sid:%d send alter stream msg, handle:%p", pTable->tableId, pTable->sid);
+  mTrace("table:%s, sid:%d send alter stream msg, ahandle:%p", pTable->tableId, pTable->sid, ahandle);
 }
 
-void mgmtSendOneFreeVnodeMsg(int32_t vnode, SRpcIpSet *ipSet, void *handle) {
-  mTrace("vnode:%d send free vnode msg, handle:%p", vnode, handle);
+void mgmtSendOneFreeVnodeMsg(int32_t vnode, SRpcIpSet *ipSet, void *ahandle) {
+  mTrace("vnode:%d send free vnode msg, ahandle:%p", vnode, ahandle);
 
   SFreeVnodeMsg *pFreeVnode = rpcMallocCont(sizeof(SFreeVnodeMsg));
   if (pFreeVnode != NULL) {
     pFreeVnode->vnode = htonl(vnode);
-    mgmtSendMsgToDnode(ipSet, TSDB_MSG_TYPE_DNODE_FREE_VNODE, pFreeVnode, sizeof(SFreeVnodeMsg), handle);
+    mgmtSendMsgToDnode(ipSet, TSDB_MSG_TYPE_DNODE_FREE_VNODE, pFreeVnode, sizeof(SFreeVnodeMsg), ahandle);
   }
 }
 
-void mgmtSendFreeVnodesMsg(SVgObj *pVgroup, SRpcIpSet *ipSet, void *handle) {
+void mgmtSendRemoveVgroupMsg(SVgObj *pVgroup, void *ahandle) {
+  mTrace("vgroup:%d send free vgroup msg, ahandle:%p", pVgroup->vgId, ahandle);
+
   for (int32_t i = 0; i < pVgroup->numOfVnodes; ++i) {
     SRpcIpSet ipSet = mgmtGetIpSetFromIp(pVgroup->vnodeGid[i].ip);
-    mgmtSendOneFreeVnodeMsg(pVgroup->vnodeGid[i].vnode, &ipSet, handle);
+    mgmtSendOneFreeVnodeMsg(pVgroup->vnodeGid[i].vnode, &ipSet, ahandle);
   }
 }
 

src/mnode/src/mgmtNormalTable.c

@@ -416,6 +416,7 @@ int32_t mgmtDropNormalTable(SDbObj *pDb, SNormalTableObj *pTable) {
     return TSDB_CODE_SERV_OUT_OF_MEMORY;
   }
 
+  strcpy(pRemove->tableId, pTable->tableId);
   pRemove->sid = htonl(pTable->sid);
   pRemove->uid = htobe64(pTable->uid);
 

src/mnode/src/mgmtShell.c

@@ -28,6 +28,7 @@
 #include "mgmtConn.h"
 #include "mgmtDb.h"
 #include "mgmtDnode.h"
+#include "mgmtDnodeInt.h"
 #include "mgmtGrant.h"
 #include "mgmtMnode.h"
 #include "mgmtNormalTable.h"
@@ -38,23 +39,20 @@
 #include "mgmtUser.h"
 #include "mgmtVgroup.h"
 
-
-#define MAX_LEN_OF_METER_META (sizeof(SMultiTableMeta) + sizeof(SSchema) * TSDB_MAX_COLUMNS + sizeof(SSchema) * TSDB_MAX_TAGS + TSDB_MAX_TAGS_LEN)
-
 typedef int32_t (*GetMateFp)(STableMeta *pMeta, SShowObj *pShow, void *pConn);
 typedef int32_t (*RetrieveMetaFp)(SShowObj *pShow, char *data, int32_t rows, void *pConn);
-static GetMateFp* mgmtGetMetaFp;
-static RetrieveMetaFp* mgmtRetrieveFp;
-static void mgmtInitShowMsgFp();
-
-void *tsShellConnServer = NULL;
+static GetMateFp      mgmtGetMetaFp[TSDB_MGMT_TABLE_MAX]  = {0};
+static RetrieveMetaFp mgmtRetrieveFp[TSDB_MGMT_TABLE_MAX] = {0};
 
+static void mgmtInitShowMsgFp();
 static void mgmtInitProcessShellMsg();
 static void mgmtProcessMsgFromShell(char type, void *pCont, int contLen, void *ahandle, int32_t code);
 static void (*mgmtProcessShellMsg[TSDB_MSG_TYPE_MAX])(void *pCont, int32_t contLen, void *ahandle);
 static void mgmtProcessUnSupportMsg(void *pCont, int32_t contLen, void *ahandle);
 static int  mgmtRetriveUserAuthInfo(char *user, char *spi, char *encrypt, char *secret, char *ckey);
 
+void *tsShellConnServer = NULL;
+
 void mgmtProcessTranRequest(SSchedMsg *sched) {
   int8_t  msgType = *(int8_t *) (sched->msg);
   int32_t contLen = *(int32_t *) (sched->msg + sizeof(int8_t));
@@ -118,68 +116,44 @@ void mgmtCleanUpShell() {
 }
 
 void mgmtProcessTableMetaMsg(void *pCont, int32_t contLen, void *ahandle) {
-  SRpcConnInfo connInfo;
-  rpcGetConnInfo(ahandle, &connInfo);
-
-  bool usePublicIp = (connInfo.serverIp == tsPublicIpInt);
-  SUserObj *pUser = mgmtGetUser(connInfo.user);
-  if (pUser == NULL) {
-    rpcSendResponse(ahandle, TSDB_CODE_INVALID_USER, NULL, 0);
-    return;
-  }
-
   STableInfoMsg *pInfo = pCont;
   pInfo->createFlag = htons(pInfo->createFlag);
 
-  SDbObj* pDb = mgmtGetDbByTableId(pInfo->tableId);
-  if (pDb == NULL || pDb->dropStatus != TSDB_DB_STATUS_READY) {
-    rpcSendResponse(ahandle, TSDB_CODE_INVALID_DB, NULL, 0);
+  SUserObj *pUser = mgmtGetUserFromConn(ahandle);
+  if (pUser == NULL) {
+    mError("table:%s, failed to get table meta, invalid user", pInfo->tableId);
+    rpcSendResponse(ahandle, TSDB_CODE_INVALID_USER, NULL, 0);
     return;
   }
 
   STableInfo *pTable = mgmtGetTable(pInfo->tableId);
-
-  // on demand create table from super table if meter does not exists
-  if (pTable == NULL && pInfo->createFlag == 1) {
-    // write operation needs to redirect to master mnode
-    if (mgmtCheckRedirectMsg(ahandle) != TSDB_CODE_SUCCESS) {
-      return;
-    }
-
-    SCreateTableMsg *pCreateMsg = calloc(1, sizeof(SCreateTableMsg) + sizeof(STagData));
-    if (pCreateMsg == NULL) {
-      rpcSendResponse(ahandle, TSDB_CODE_SERV_OUT_OF_MEMORY, NULL, 0);
+  if (pTable == NULL) {
+    if (pInfo->createFlag != 1) {
+      mError("table:%s, failed to get table meta, table not exist", pInfo->tableId);
+      rpcSendResponse(ahandle, TSDB_CODE_INVALID_TABLE, NULL, 0);
       return;
-    }
-
-    memcpy(pCreateMsg->schema, pInfo->tags, sizeof(STagData));
-    strcpy(pCreateMsg->tableId, pInfo->tableId);
-
-    mgmtCreateTable(pCreateMsg, contLen, NULL);
-
-    char stableName[TSDB_TABLE_ID_LEN] = {0};
-    strncpy(stableName, pInfo->tags, TSDB_TABLE_ID_LEN);
-    mTrace("table:%s is auto created by %s from %s", pCreateMsg->tableId, pUser->user, stableName);
-
-    tfree(pCreateMsg);
-
-    pTable = mgmtGetTable(pInfo->tableId);
-  }
+    } else {
+      // on demand create table from super table if table does not exists
+      if (mgmtCheckRedirectMsg(ahandle) != TSDB_CODE_SUCCESS) {
+        mError("table:%s, failed to create table while get meta info, need redirect message", pInfo->tableId);
+        return;
+      }
 
-  if (pTable == NULL) {
-    rpcSendResponse(ahandle, TSDB_CODE_INVALID_TABLE, NULL, 0);
-    return;
-  }
+      SCreateTableMsg *pCreateMsg = rpcMallocCont(sizeof(SCreateTableMsg) + sizeof(STagData));
+      if (pCreateMsg == NULL) {
+        mError("table:%s, failed to create table while get meta info, no enough memory", pInfo->tableId);
+        rpcSendResponse(ahandle, TSDB_CODE_SERV_OUT_OF_MEMORY, NULL, 0);
+        return;
+      }
 
-  STableMeta *pMeta = rpcMallocCont(sizeof(STableMeta) + sizeof(SSchema) * TSDB_MAX_COLUMNS);
-  int32_t code = mgmtGetTableMeta(pDb, pTable, pMeta, usePublicIp);
+      memcpy(pCreateMsg->schema, pInfo->tags, sizeof(STagData));
+      strcpy(pCreateMsg->tableId, pInfo->tableId);
 
-  if (code != TSDB_CODE_SUCCESS) {
-    rpcFreeCont(pMeta);
-    rpcSendResponse(ahandle, TSDB_CODE_SUCCESS, NULL, 0);
+      mError("table:%s, start to create table while get meta info", pInfo->tableId);
+      mgmtCreateTable(pCreateMsg, contLen, ahandle, true);
+    }
   } else {
-    pMeta->contLen = htons(pMeta->contLen);
-    rpcSendResponse(ahandle, TSDB_CODE_SUCCESS, pMeta, pMeta->contLen);
+    mgmtProcessGetTableMeta(pTable, ahandle);
   }
 }
 
@@ -609,7 +583,6 @@ void mgmtProcessDropDbMsg(void *pCont, int32_t contLen, void *ahandle) {
 }
 
 static void mgmtInitShowMsgFp() {
-  mgmtGetMetaFp = (GetMateFp *)malloc(TSDB_MGMT_TABLE_MAX * sizeof(GetMateFp));
   mgmtGetMetaFp[TSDB_MGMT_TABLE_ACCT]    = mgmtGetAcctMeta;
   mgmtGetMetaFp[TSDB_MGMT_TABLE_USER]    = mgmtGetUserMeta;
   mgmtGetMetaFp[TSDB_MGMT_TABLE_DB]      = mgmtGetDbMeta;
@@ -627,7 +600,6 @@ static void mgmtInitShowMsgFp() {
   mgmtGetMetaFp[TSDB_MGMT_TABLE_GRANTS]  = mgmtGetGrantsMeta;
   mgmtGetMetaFp[TSDB_MGMT_TABLE_VNODES]  = mgmtGetVnodeMeta;
 
-  mgmtRetrieveFp = (RetrieveMetaFp *)malloc(TSDB_MGMT_TABLE_MAX * sizeof(RetrieveMetaFp));
   mgmtRetrieveFp[TSDB_MGMT_TABLE_ACCT]    = mgmtRetrieveAccts;
   mgmtRetrieveFp[TSDB_MGMT_TABLE_USER]    = mgmtRetrieveUsers;
   mgmtRetrieveFp[TSDB_MGMT_TABLE_DB]      = mgmtRetrieveDbs;
@@ -782,7 +754,7 @@ void mgmtProcessCreateTableMsg(void *pCont, int32_t contLen, void *ahandle) {
     return;
   }
 
-  int32_t code = mgmtCreateTable(pCreate, contLen, ahandle);
+  int32_t code = mgmtCreateTable(pCreate, contLen, ahandle, false);
   if (code != TSDB_CODE_ACTION_IN_PROGRESS) {
     rpcSendResponse(ahandle, code, NULL, 0);
   }
@@ -809,9 +781,9 @@ void mgmtProcessDropTableMsg(void *pCont, int32_t contLen, void *ahandle) {
     return;
   }
 
-  SDbObj *pDb = mgmtGetDb(pDrop->db);
+  SDbObj *pDb = mgmtGetDbByTableId(pDrop->tableId);
   if (pDb == NULL) {
-    mError("table:%s, failed to drop table, db:%s not selected", pDrop->tableId, pDrop->db);
+    mError("table:%s, failed to drop table, db not selected", pDrop->tableId);
     rpcSendResponse(ahandle, TSDB_CODE_DB_NOT_SELECTED, NULL, 0);
     return;
   }
@@ -1107,6 +1079,111 @@ void mgmtInitProcessShellMsg() {
   mgmtProcessShellMsg[TSDB_MSG_TYPE_STABLE_META]      = mgmtProcessSuperTableMetaMsg;
 }
 
+void mgmtProcessCreateVgroup(SCreateTableMsg *pCreate, int32_t contLen, void *thandle, bool isGetMeta) {
+  SDbObj *pDb = mgmtGetDb(pCreate->db);
+  if (pDb == NULL) {
+    mError("table:%s, failed to create vgroup, db not found", pCreate->tableId);
+    rpcSendResponse(thandle, TSDB_CODE_INVALID_DB, NULL, 0);
+    return;
+  }
+
+  SVgObj *pVgroup = mgmtCreateVgroup(pDb);
+  if (pVgroup == NULL) {
+    mError("table:%s, failed to alloc vnode to vgroup", pCreate->tableId);
+    rpcSendResponse(thandle, TSDB_CODE_NO_ENOUGH_DNODES, NULL, 0);
+    return;
+  }
+
+  void *cont = rpcMallocCont(contLen);
+  if (cont == NULL) {
+    mError("table:%s, failed to create table, can not alloc memory", pCreate->tableId);
+    rpcSendResponse(thandle, TSDB_CODE_SERV_OUT_OF_MEMORY, NULL, 0);
+    return;
+  }
+
+  memcpy(cont, pCreate, contLen);
+
+  SProcessInfo *info = calloc(1, sizeof(SProcessInfo));
+  info->type    = TSDB_PROCESS_CREATE_VGROUP;
+  info->thandle = thandle;
+  info->ahandle = pVgroup;
+  info->cont    = cont;
+  info->contLen = contLen;
+
+  if (isGetMeta) {
+    info->type = TSDB_PROCESS_CREATE_VGROUP_GET_META;
+  }
+
+  mgmtSendCreateVgroupMsg(pVgroup, info);
+}
+
+void mgmtProcessCreateTable(SVgObj *pVgroup, SCreateTableMsg *pCreate, int32_t contLen, void *thandle, bool isGetMeta) {
+  assert(pVgroup != NULL);
+
+  int32_t sid = taosAllocateId(pVgroup->idPool);
+  if (sid < 0) {
+    mTrace("table:%s, no enough sid in vgroup:%d, start to create a new vgroup", pCreate->tableId, pVgroup->vgId);
+    mgmtProcessCreateVgroup(pCreate, contLen, thandle, isGetMeta);
+    return;
+  }
+
+  int32_t code;
+  STableInfo *pTable;
+  SDCreateTableMsg *pDCreate = NULL;
+
+  if (pCreate->numOfColumns == 0) {
+    mTrace("table:%s, start to create child table, vgroup:%d sid:%d", pCreate->tableId, pVgroup->vgId, sid);
+    code = mgmtCreateChildTable(pCreate, contLen, pVgroup, sid, &pDCreate, &pTable);
+  } else {
+    mTrace("table:%s, start to create normal table, vgroup:%d sid:%d", pCreate->tableId, pVgroup->vgId, sid);
+    code = mgmtCreateNormalTable(pCreate, contLen, pVgroup, sid, &pDCreate, &pTable);
+  }
+
+  if (code != TSDB_CODE_SUCCESS) {
+    mTrace("table:%s, failed to create table in vgroup:%d sid:%d ", pCreate->tableId, pVgroup->vgId, sid);
+    rpcSendResponse(thandle, code, NULL, 0);
+    return;
+  }
+
+  assert(pDCreate != NULL);
+  assert(pTable != NULL);
+
+  SProcessInfo *info = calloc(1, sizeof(SProcessInfo));
+  info->type    = TSDB_PROCESS_CREATE_TABLE;
+  info->thandle = thandle;
+  info->ahandle = pTable;
+  SRpcIpSet ipSet = mgmtGetIpSetFromVgroup(pVgroup);
+  if (isGetMeta) {
+    info->type = TSDB_PROCESS_CREATE_TABLE_GET_META;
+  }
+
+  mgmtSendCreateTableMsg(pDCreate, &ipSet, info);
+}
+
+void mgmtProcessGetTableMeta(STableInfo *pTable, void *thandle) {
+  SDbObj* pDb = mgmtGetDbByTableId(pTable->tableId);
+  if (pDb == NULL || pDb->dropStatus != TSDB_DB_STATUS_READY) {
+    mError("table:%s, failed to get table meta, db not selected", pTable->tableId);
+    rpcSendResponse(thandle, TSDB_CODE_DB_NOT_SELECTED, NULL, 0);
+    return;
+  }
+
+  SRpcConnInfo connInfo;
+  rpcGetConnInfo(thandle, &connInfo);
+  bool usePublicIp = (connInfo.serverIp == tsPublicIpInt);
+
+  STableMeta *pMeta = rpcMallocCont(sizeof(STableMeta) + sizeof(SSchema) * TSDB_MAX_COLUMNS);
+  int32_t code = mgmtGetTableMeta(pDb, pTable, pMeta, usePublicIp);
+
+  if (code != TSDB_CODE_SUCCESS) {
+    rpcFreeCont(pMeta);
+    rpcSendResponse(thandle, TSDB_CODE_SUCCESS, NULL, 0);
+  } else {
+    pMeta->contLen = htons(pMeta->contLen);
+    rpcSendResponse(thandle, TSDB_CODE_SUCCESS, pMeta, pMeta->contLen);
+  }
+}
+
 static int32_t mgmtCheckRedirectMsgImp(void *pConn) {
   return 0;
 }

src/mnode/src/mgmtTable.c

@@ -34,6 +34,7 @@
 #include "mgmtGrant.h"
 #include "mgmtNormalTable.h"
 #include "mgmtProfile.h"
+#include "mgmtShell.h"
 #include "mgmtSuperTable.h"
 #include "mgmtTable.h"
 #include "mgmtUser.h"
@@ -111,81 +112,7 @@ int32_t mgmtGetTableMeta(SDbObj *pDb, STableInfo *pTable, STableMeta *pMeta, boo
   return TSDB_CODE_SUCCESS;
 }
 
-void mgmtProcessCreateVgroup(SCreateTableMsg *pCreate, int32_t contLen, void *thandle) {
-  SDbObj *pDb = mgmtGetDb(pCreate->db);
-  if (pDb == NULL) {
-    mError("table:%s, failed to create vgroup, db not found", pCreate->tableId);
-    rpcSendResponse(thandle, TSDB_CODE_INVALID_DB, NULL, 0);
-    return;
-  }
-
-  SVgObj *pVgroup = mgmtCreateVgroup(pDb);
-  if (pVgroup == NULL) {
-    mError("table:%s, failed to alloc vnode to vgroup", pCreate->tableId);
-    rpcSendResponse(thandle, TSDB_CODE_NO_ENOUGH_DNODES, NULL, 0);
-    return;
-  }
-
-  void *cont = rpcMallocCont(contLen);
-  if (cont == NULL) {
-    mError("table:%s, failed to create table, can not alloc memory", pCreate->tableId);
-    rpcSendResponse(thandle, TSDB_CODE_SERV_OUT_OF_MEMORY, NULL, 0);
-    return;
-  }
-
-  memcpy(cont, pCreate, contLen);
-
-  SProcessInfo *info = calloc(1, sizeof(SProcessInfo));
-  info->type    = TSDB_PROCESS_CREATE_VGROUP;
-  info->thandle = thandle;
-  info->ahandle = pVgroup;
-  info->cont    = cont;
-  info->contLen = contLen;
-
-  mgmtSendCreateVgroupMsg(pVgroup, info);
-}
-
-void mgmtProcessCreateTable(SVgObj *pVgroup, SCreateTableMsg *pCreate, int32_t contLen, void *thandle) {
-  assert(pVgroup != NULL);
-
-  int32_t sid = taosAllocateId(pVgroup->idPool);
-  if (sid < 0) {
-    mTrace("table:%s, no enough sid in vgroup:%d, start to create a new vgroup", pCreate->tableId, pVgroup->vgId);
-    mgmtProcessCreateVgroup(pCreate, contLen, thandle);
-    return;
-  }
-
-  int32_t code;
-  STableInfo *pTable;
-  SDCreateTableMsg *pDCreate = NULL;
-
-  if (pCreate->numOfColumns == 0) {
-    mTrace("table:%s, start to create child table, vgroup:%d sid:%d", pCreate->tableId, pVgroup->vgId, sid);
-    code = mgmtCreateChildTable(pCreate, contLen, pVgroup, sid, &pDCreate, &pTable);
-  } else {
-    mTrace("table:%s, start to create normal table, vgroup:%d sid:%d", pCreate->tableId, pVgroup->vgId, sid);
-    code = mgmtCreateNormalTable(pCreate, contLen, pVgroup, sid, &pDCreate, &pTable);
-  }
-
-  if (code != TSDB_CODE_SUCCESS) {
-    mTrace("table:%s, failed to create table in vgroup:%d sid:%d ", pCreate->tableId, pVgroup->vgId, sid);
-    rpcSendResponse(thandle, code, NULL, 0);
-    return;
-  }
-
-  assert(pDCreate != NULL);
-  assert(pTable != NULL);
-
-  SProcessInfo *info = calloc(1, sizeof(SProcessInfo));
-  info->type    = TSDB_PROCESS_CREATE_TABLE;
-  info->thandle = thandle;
-  info->ahandle = pTable;
-  SRpcIpSet ipSet = mgmtGetIpSetFromVgroup(pVgroup);
-
-  mgmtSendCreateTableMsg(pDCreate, &ipSet, info);
-}
-
-int32_t mgmtCreateTable(SCreateTableMsg *pCreate, int32_t contLen, void *thandle) {
+int32_t mgmtCreateTable(SCreateTableMsg *pCreate, int32_t contLen, void *thandle, bool isGetMeta) {
   SDbObj *pDb = mgmtGetDb(pCreate->db);
   if (pDb == NULL) {
     mError("table:%s, failed to create table, db not selected", pCreate->tableId);
@@ -232,10 +159,10 @@ int32_t mgmtCreateTable(SCreateTableMsg *pCreate, int32_t contLen, void *thandle
   SVgObj *pVgroup = mgmtGetAvailableVgroup(pDb);
   if (pVgroup == NULL) {
     mTrace("table:%s, no avaliable vgroup, start to create a new one", pCreate->tableId);
-    mgmtProcessCreateVgroup(pCreate, contLen, thandle);
+    mgmtProcessCreateVgroup(pCreate, contLen, thandle, isGetMeta);
   } else {
     mTrace("table:%s, try to create table in vgroup:%d", pCreate->tableId, pVgroup->vgId);
-    mgmtProcessCreateTable(pVgroup, pCreate, contLen, thandle);
+    mgmtProcessCreateTable(pVgroup, pCreate, contLen, thandle, isGetMeta);
   }
 
   return TSDB_CODE_ACTION_IN_PROGRESS;
@@ -494,4 +421,5 @@ SDRemoveTableMsg *mgmtBuildRemoveTableMsg(STableInfo *pTable) {
 
 void mgmtSetTableDirty(STableInfo *pTable, bool isDirty) {
   pTable->dirty = isDirty;
-}
+}
\ No newline at end of file
+

src/mnode/src/mgmtVgroup.c

@@ -192,10 +192,12 @@ int32_t mgmtDropVgroup(SDbObj *pDb, SVgObj *pVgroup) {
   }
 
   mTrace("vgroup:%d, db:%s replica:%d is deleted", pVgroup->vgId, pDb->name, pVgroup->numOfVnodes);
-//  mgmtSendFreeVnodesMsg(pVgroup);
+
+  mgmtSendRemoveVgroupMsg(pVgroup, NULL);
+
   sdbDeleteRow(tsVgroupSdb, pVgroup);
 
-  return 0;
+  return TSDB_CODE_SUCCESS;
 }
 
 void mgmtSetVgroupIdPool() {
@@ -480,11 +482,11 @@ void mgmtRemoveTableFromVgroup(SVgObj *pVgroup, STableInfo *pTable) {
   taosFreeId(pVgroup->idPool, pTable->sid);
 }
 
-SVPeersMsg *mgmtBuildVpeersMsg(SVgObj *pVgroup, int32_t vnode) {
+SCreateVnodeMsg *mgmtBuildVpeersMsg(SVgObj *pVgroup, int32_t vnode) {
   SDbObj *pDb = mgmtGetDb(pVgroup->dbName);
   if (pDb == NULL) return NULL;
 
-  SVPeersMsg *pVPeers = rpcMallocCont(sizeof(SVPeersMsg));
+  SCreateVnodeMsg *pVPeers = rpcMallocCont(sizeof(SCreateVnodeMsg));
   if (pVPeers == NULL) return NULL;
 
   pVPeers->vnode = htonl(vnode);

src/util/src/tstring.c

@@ -28,8 +28,8 @@ char *taosMsg[] = {
 
     "remove-table",
     "remove-table-rsp",
-    "vpeers",
-    "vpeers-rsp",
+    "create-vnode",
+    "create-vnode-rsp",
     "free-vnode",
     "free-vnode-rsp",
     "cfg-dnode",