refactor: redirect msg

source/dnode/mgmt/mgmt_vnode/src/vmWorker.c

@@ -126,7 +126,6 @@ static void vmProcessWriteQueue(SQueueInfo *pInfo, STaosQall *qall, int32_t numO
       syncGetEpSet(vnodeGetSyncHandle(pVnode->pImpl), &newEpSet);
       newEpSet.inUse = (newEpSet.inUse + 1) % newEpSet.numOfEps;
       tmsgSendRedirectRsp(&rsp, &newEpSet);
-
     } else if (ret == TAOS_SYNC_PROPOSE_OTHER_ERROR) {
       rsp.code = TSDB_CODE_SYN_INTERNAL_ERROR;
       tmsgSendRsp(&rsp);

source/dnode/mgmt/node_mgmt/src/dmProc.c

@@ -103,7 +103,7 @@ static inline int32_t dmPushToProcQueue(SProc *proc, SProcQueue *queue, SRpcMsg
     return -1;
   }
 
-  if (ftype == DND_FUNC_REQ && IsReq(pMsg) && pMsg->code == 0 && handle != 0) {
+  if (ftype == DND_FUNC_REQ && IsReq(pMsg) && pMsg->code == 0 && handle != 0 && pMsg->info.noResp != 0) {
     if (taosHashPut(proc->hash, &handle, sizeof(int64_t), &pMsg->info, sizeof(SRpcConnInfo)) != 0) {
       taosThreadMutexUnlock(&queue->mutex);
       return -1;

source/dnode/mgmt/node_mgmt/src/dmTransport.c

@@ -200,47 +200,6 @@ int32_t dmInitMsgHandle(SDnode *pDnode) {
   return 0;
 }
 
-static void dmSendRpcRedirectRsp(const SRpcMsg *pMsg) {
-  SDnode *pDnode = dmInstance();
-  SEpSet  epSet = {0};
-  dmGetMnodeEpSet(&pDnode->data, &epSet);
-
-  dDebug("RPC %p, req is redirected, num:%d use:%d", pMsg->info.handle, epSet.numOfEps, epSet.inUse);
-  for (int32_t i = 0; i < epSet.numOfEps; ++i) {
-    dDebug("mnode index:%d %s:%u", i, epSet.eps[i].fqdn, epSet.eps[i].port);
-    if (strcmp(epSet.eps[i].fqdn, tsLocalFqdn) == 0 && epSet.eps[i].port == tsServerPort) {
-      epSet.inUse = (i + 1) % epSet.numOfEps;
-    }
-
-    epSet.eps[i].port = htons(epSet.eps[i].port);
-  }
-
-  SMEpSet msg = {.epSet = epSet};
-  int32_t len = tSerializeSMEpSet(NULL, 0, &msg);
-
-  SRpcMsg rsp = {
-      .code = TSDB_CODE_RPC_REDIRECT,
-      .info = pMsg->info,
-      .contLen = len,
-  };
-  rsp.pCont = rpcMallocCont(len);
-  tSerializeSMEpSet(rsp.pCont, len, &msg);
-  rpcSendResponse(&rsp);
-
-  rpcFreeCont(pMsg->pCont);
-}
-
-static inline void dmSendRecv(SEpSet *pEpSet, SRpcMsg *pReq, SRpcMsg *pRsp) {
-  SDnode *pDnode = dmInstance();
-  if (pDnode->status != DND_STAT_RUNNING) {
-    pRsp->code = TSDB_CODE_NODE_OFFLINE;
-    rpcFreeCont(pReq->pCont);
-    pReq->pCont = NULL;
-  } else {
-    rpcSendRecv(pDnode->trans.clientRpc, pEpSet, pReq, pRsp);
-  }
-}
-
 static inline int32_t dmSendReq(const SEpSet *pEpSet, SRpcMsg *pMsg) {
   SDnode *pDnode = dmInstance();
   if (pDnode->status != DND_STAT_RUNNING) {
@@ -257,39 +216,38 @@ static inline int32_t dmSendReq(const SEpSet *pEpSet, SRpcMsg *pMsg) {
 
 static inline void dmSendRsp(SRpcMsg *pMsg) {
   SMgmtWrapper *pWrapper = pMsg->info.wrapper;
-  if (pMsg->code == TSDB_CODE_NODE_REDIRECT) {
-    dmSendRpcRedirectRsp(pMsg);
+  if (InChildProc(pWrapper)) {
+    dmPutToProcPQueue(&pWrapper->proc, pMsg, DND_FUNC_RSP);
+    rpcFreeCont(pMsg->pCont);
+    pMsg->pCont = NULL;
   } else {
-    if (InChildProc(pWrapper)) {
-      dmPutToProcPQueue(&pWrapper->proc, pMsg, DND_FUNC_RSP);
-    } else {
-      rpcSendResponse(pMsg);
-    }
+    rpcSendResponse(pMsg);
   }
 }
 
 static inline void dmSendRedirectRsp(SRpcMsg *pMsg, const SEpSet *pNewEpSet) {
-  SMgmtWrapper *pWrapper = pMsg->info.wrapper;
-  if (InChildProc(pWrapper)) {
-    dmPutToProcPQueue(&pWrapper->proc, pMsg, DND_FUNC_RSP);
+  SRpcMsg rsp = {.code = TSDB_CODE_RPC_REDIRECT, .info = pMsg->info};
+  SMEpSet msg = {.epSet = *pNewEpSet};
+  int32_t contLen = tSerializeSMEpSet(NULL, 0, &msg);
+
+  rsp.pCont = rpcMallocCont(contLen);
+  if (rsp.pCont == NULL) {
+    terrno = TSDB_CODE_OUT_OF_MEMORY;
   } else {
-    SRpcMsg rsp = {0};
-    SMEpSet msg = {.epSet = *pNewEpSet};
-    int32_t len = tSerializeSMEpSet(NULL, 0, &msg);
-    rsp.pCont = rpcMallocCont(len);
-    rsp.contLen = len;
-    tSerializeSMEpSet(rsp.pCont, len, &msg);
-
-    rsp.code = TSDB_CODE_RPC_REDIRECT;
-    rsp.info = pMsg->info;
-    rpcSendResponse(&rsp);
+    tSerializeSMEpSet(rsp.pCont, contLen, &msg);
+    rsp.contLen = contLen;
   }
+  dmSendRsp(&rsp);
+  rpcFreeCont(pMsg->pCont);
+  pMsg->pCont = NULL;
 }
 
 static inline void dmRegisterBrokenLinkArg(SRpcMsg *pMsg) {
   SMgmtWrapper *pWrapper = pMsg->info.wrapper;
   if (InChildProc(pWrapper)) {
     dmPutToProcPQueue(&pWrapper->proc, pMsg, DND_FUNC_REGIST);
+    rpcFreeCont(pMsg->pCont);
+    pMsg->pCont = NULL;
   } else {
     rpcRegisterBrokenLinkArg(pMsg);
   }
@@ -391,3 +349,34 @@ SMsgCb dmGetMsgcb(SDnode *pDnode) {
   };
   return msgCb;
 }
+
+static void dmSendMnodeRedirectRsp(SRpcMsg *pMsg) {
+  SDnode *pDnode = dmInstance();
+  SEpSet  epSet = {0};
+  dmGetMnodeEpSet(&pDnode->data, &epSet);
+
+  dDebug("msg:%p, is redirected, num:%d use:%d", pMsg, epSet.numOfEps, epSet.inUse);
+  for (int32_t i = 0; i < epSet.numOfEps; ++i) {
+    dDebug("mnode index:%d %s:%u", i, epSet.eps[i].fqdn, epSet.eps[i].port);
+    if (strcmp(epSet.eps[i].fqdn, tsLocalFqdn) == 0 && epSet.eps[i].port == tsServerPort) {
+      epSet.inUse = (i + 1) % epSet.numOfEps;
+    }
+
+    epSet.eps[i].port = htons(epSet.eps[i].port);
+  }
+
+  SRpcMsg rsp = {.code = TSDB_CODE_RPC_REDIRECT, .info = pMsg->info};
+  SMEpSet msg = {.epSet = epSet};
+  int32_t contLen = tSerializeSMEpSet(NULL, 0, &msg);
+  rsp.pCont = rpcMallocCont(contLen);
+  if (rsp.pCont == NULL) {
+    terrno = TSDB_CODE_OUT_OF_MEMORY;
+  } else {
+    tSerializeSMEpSet(rsp.pCont, contLen, &msg);
+    rsp.contLen = contLen;
+  }
+
+  dmSendRsp(&rsp);
+  rpcFreeCont(pMsg->pCont);
+  pMsg->pCont = NULL;
+}

source/libs/qworker/src/qworkerMsg.c

@@ -287,7 +287,7 @@ int32_t qwRegisterQueryBrokenLinkArg(QW_FPARAMS_DEF, SRpcHandleInfo *pConn) {
   req->taskId = htobe64(tId);
   req->refId = htobe64(rId);
 
-  SRpcMsg pMsg = {
+  SRpcMsg brokenMsg = {
       .msgType = TDMT_VND_DROP_TASK,
       .pCont = req,
       .contLen = sizeof(STaskDropReq),
@@ -295,7 +295,7 @@ int32_t qwRegisterQueryBrokenLinkArg(QW_FPARAMS_DEF, SRpcHandleInfo *pConn) {
       .info = *pConn,
   };
 
-  tmsgRegisterBrokenLinkArg(&pMsg);
+  tmsgRegisterBrokenLinkArg(&brokenMsg);
 
   return TSDB_CODE_SUCCESS;
 }
@@ -321,7 +321,7 @@ int32_t qwRegisterHbBrokenLinkArg(SQWorker *mgmt, uint64_t sId, SRpcHandleInfo *
     QW_ERR_RET(TSDB_CODE_QRY_OUT_OF_MEMORY);
   }
 
-  SRpcMsg pMsg = {
+  SRpcMsg brokenMsg = {
       .msgType = TDMT_VND_QUERY_HEARTBEAT,
       .pCont = msg,
       .contLen = msgSize,
@@ -329,7 +329,7 @@ int32_t qwRegisterHbBrokenLinkArg(SQWorker *mgmt, uint64_t sId, SRpcHandleInfo *
       .info = *pConn,
   };
 
-  tmsgRegisterBrokenLinkArg(&pMsg);
+  tmsgRegisterBrokenLinkArg(&brokenMsg);
 
   return TSDB_CODE_SUCCESS;
 }