add code for write response

src/dnode/inc/vnode.h

@@ -20,6 +20,11 @@
 extern "C" {
 #endif
 
+typedef struct {
+  int   len;
+  void *rsp;
+} SRspRet;
+
 int32_t vnodeInitWrite();
 int32_t vnodeCreate(SMDCreateVnodeMsg *pVnodeCfg);
 int32_t vnodeDrop(int32_t vgId);

src/dnode/src/dnodeRead.c

@@ -289,7 +289,7 @@ static void dnodeProcessRetrieveMsg(void *pVnode, SReadMsg *pMsg) {
       dnodeContinueExecuteQuery(pVnode, pQInfo, pMsg);
     } else {  // no further execution invoked, release the ref to vnode
       dnodeProcessReadResult(pVnode, pMsg);
-      dnodeReleaseVnode(pVnode);
+      vnodeRelease(pVnode);
     }
   }
   

src/dnode/src/dnodeWrite.c

@@ -34,6 +34,7 @@ typedef struct {
 } SWriteWorker;  
 
 typedef struct {
+  SRspRet  rspRet;
   void    *pCont;
   int32_t  contLen;
   SRpcMsg  rpcMsg;
@@ -148,8 +149,8 @@ void dnodeSendRpcWriteRsp(void *pVnode, void *param, int32_t code) {
 
   SRpcMsg rpcRsp = {
     .handle  = pWrite->rpcMsg.handle,
-    .pCont   = NULL,
-    .contLen = 0,
+    .pCont   = pWrite->rspRet.rsp,
+    .contLen = pWrite->rspRet.len,
     .code    = code,
   };
 

src/dnode/src/vnodeWrite.c

@@ -29,11 +29,11 @@
 #include "vnodeInt.h"
 
 static int32_t (*vnodeProcessWriteMsgFp[TSDB_MSG_TYPE_MAX])(SVnodeObj *, void *, void*);
-static int32_t  vnodeProcessSubmitMsg(SVnodeObj *pVnode, void *pMsg, void *);
-static int32_t  vnodeProcessCreateTableMsg(SVnodeObj *pVnode, void *pMsg, void *);
-static int32_t  vnodeProcessDropTableMsg(SVnodeObj *pVnode, void *pMsg, void *);
-static int32_t  vnodeProcessAlterTableMsg(SVnodeObj *pVnode, void *pMsg, void *);
-static int32_t  vnodeProcessDropStableMsg(SVnodeObj *pVnode, void *pMsg, void *);
+static int32_t  vnodeProcessSubmitMsg(SVnodeObj *pVnode, void *pMsg, SRspRet *);
+static int32_t  vnodeProcessCreateTableMsg(SVnodeObj *pVnode, void *pMsg, SRspRet *);
+static int32_t  vnodeProcessDropTableMsg(SVnodeObj *pVnode, void *pMsg, SRspRet *);
+static int32_t  vnodeProcessAlterTableMsg(SVnodeObj *pVnode, void *pMsg, SRspRet *);
+static int32_t  vnodeProcessDropStableMsg(SVnodeObj *pVnode, void *pMsg, SRspRet *);
 
 int32_t vnodeInitWrite() {
   vnodeProcessWriteMsgFp[TSDB_MSG_TYPE_SUBMIT]          = vnodeProcessSubmitMsg;
@@ -49,6 +49,9 @@ int32_t vnodeProcessWrite(void *param, int qtype, SWalHead *pHead, void *item) {
   int32_t    code = 0;
   SVnodeObj *pVnode = (SVnodeObj *)param;
 
+  if (vnodeProcessWriteMsgFp[pHead->msgType] == NULL) 
+    return TSDB_CODE_MSG_NOT_PROCESSED; 
+
   if (pVnode->status == VN_STATUS_DELETING || pVnode->status == VN_STATUS_CLOSING) 
     return TSDB_CODE_NOT_ACTIVE_VNODE; 
 
@@ -73,7 +76,7 @@ int32_t vnodeProcessWrite(void *param, int qtype, SWalHead *pHead, void *item) {
   // write into WAL
   code = walWrite(pVnode->wal, pHead);
   if ( code < 0) return code;
-
+ 
   code = (*vnodeProcessWriteMsgFp[pHead->msgType])(pVnode, pHead->cont, item);
   if (code < 0) return code;
 
@@ -86,7 +89,7 @@ int32_t vnodeProcessWrite(void *param, int qtype, SWalHead *pHead, void *item) {
   return code;
 }
 
-static int32_t vnodeProcessSubmitMsg(SVnodeObj *pVnode, void *pCont, void *item) {
+static int32_t vnodeProcessSubmitMsg(SVnodeObj *pVnode, void *pCont, SRspRet *pRet) {
   int32_t code = 0;
 
   // save insert result into item
@@ -94,10 +97,19 @@ static int32_t vnodeProcessSubmitMsg(SVnodeObj *pVnode, void *pCont, void *item)
   dTrace("pVnode:%p vgId:%d, submit msg is processed", pVnode, pVnode->vgId);
   code = tsdbInsertData(pVnode->tsdb, pCont);
 
+  pRet->len = sizeof(SShellSubmitRspMsg);
+  pRet->rsp = rpcMallocCont(pRet->len);
+  SShellSubmitRspMsg *pRsp = pRet->rsp;
+
+  pRsp->code              = 0;
+  pRsp->numOfRows         = htonl(1);
+  pRsp->affectedRows      = htonl(1);
+  pRsp->numOfFailedBlocks = 0;
+
   return code;
 }
 
-static int32_t vnodeProcessCreateTableMsg(SVnodeObj *pVnode, void *pCont, void *item) {
+static int32_t vnodeProcessCreateTableMsg(SVnodeObj *pVnode, void *pCont, SRspRet *pRet) {
   SMDCreateTableMsg *pTable = pCont;
   int32_t code = 0;
 
@@ -153,7 +165,7 @@ static int32_t vnodeProcessCreateTableMsg(SVnodeObj *pVnode, void *pCont, void *
   return code; 
 }
 
-static int32_t vnodeProcessDropTableMsg(SVnodeObj *pVnode, void *pCont, void *item) {
+static int32_t vnodeProcessDropTableMsg(SVnodeObj *pVnode, void *pCont, SRspRet *pRet) {
   SMDDropTableMsg *pTable = pCont;
   int32_t code = 0;
 
@@ -168,7 +180,7 @@ static int32_t vnodeProcessDropTableMsg(SVnodeObj *pVnode, void *pCont, void *it
   return code;
 }
 
-static int32_t vnodeProcessAlterTableMsg(SVnodeObj *pVnode, void *pCont, void *item) {
+static int32_t vnodeProcessAlterTableMsg(SVnodeObj *pVnode, void *pCont, SRspRet *pRet) {
   SMDCreateTableMsg *pTable = pCont;
   int32_t code = 0;
 
@@ -223,7 +235,7 @@ static int32_t vnodeProcessAlterTableMsg(SVnodeObj *pVnode, void *pCont, void *i
   return code;
 }
 
-static int32_t vnodeProcessDropStableMsg(SVnodeObj *pVnode, void *pCont, void *item) {
+static int32_t vnodeProcessDropStableMsg(SVnodeObj *pVnode, void *pCont, SRspRet *pRet) {
   SMDDropSTableMsg *pTable = pCont;
   int32_t code = 0;