refactor: adjust vnode sync

include/libs/sync/syncTools.h

@@ -33,7 +33,7 @@ SSyncNode* syncNodeAcquire(int64_t rid);
 void       syncNodeRelease(SSyncNode* pNode);
 
 int32_t syncGetRespRpc(int64_t rid, uint64_t index, SRpcMsg* msg);
-int32_t syncGetAndDelRespRpc(int64_t rid, uint64_t index, SRpcMsg* msg);
+int32_t syncGetAndDelRespRpc(int64_t rid, uint64_t index, SRpcHandleInfo* pInfo);
 void    syncSetMsgCb(int64_t rid, const SMsgCb* msgcb);
 char*   sync2SimpleStr(int64_t rid);
 

include/libs/transport/trpc.h

@@ -33,7 +33,10 @@ extern int32_t tsRpcHeadSize;
 typedef struct {
   uint32_t clientIp;
   uint16_t clientPort;
-  char     user[TSDB_USER_LEN];
+  union {
+    char    user[TSDB_USER_LEN];
+    int64_t applyIndex;
+  };
 } SRpcConnInfo;
 
 typedef struct SRpcHandleInfo {

source/dnode/vnode/src/vnd/vnodeSync.c

@@ -35,7 +35,6 @@ static inline void vnodeWaitBlockMsg(SVnode *pVnode) {
 
   vTrace("vgId:%d, wait block finish, count:%d", pVnode->config.vgId, count);
   tsem_wait(&pVnode->syncSem);
-  vTrace("vgId:%d, ===> block finish, count:%d", pVnode->config.vgId, count);
 }
 
 static inline void vnodePostBlockMsg(SVnode *pVnode, tmsg_t type) {
@@ -93,6 +92,11 @@ void vnodeProposeMsg(SQueueInfo *pInfo, STaosQall *qall, int32_t numOfMsgs) {
 
     if (code == 0) {
       vnodeAccumBlockMsg(pVnode, pMsg->msgType);
+      if (pMsg->msgType == TDMT_VND_ALTER_REPLICA) {
+        // todo refactor
+        SRpcMsg rsp = {.code = code, .info = pMsg->info};
+        tmsgSendRsp(&rsp);
+      }
     } else if (code == TAOS_SYNC_PROPOSE_NOT_LEADER) {
       SEpSet newEpSet = {0};
       syncGetEpSet(pVnode->sync, &newEpSet);
@@ -132,36 +136,22 @@ void vnodeApplyMsg(SQueueInfo *pInfo, STaosQall *qall, int32_t numOfMsgs) {
 
   for (int32_t i = 0; i < numOfMsgs; ++i) {
     if (taosGetQitem(qall, (void **)&pMsg) == 0) continue;
-    vTrace("vgId:%d, msg:%p get from vnode-apply queue", vgId, pMsg);
-
-    // init response rpc msg
-    SRpcMsg rsp = {0};
-
-    // get original rpc msg
-    assert(pMsg->msgType == TDMT_SYNC_APPLY_MSG);
-    SyncApplyMsg *pSyncApplyMsg = syncApplyMsgFromRpcMsg2(pMsg);
-    syncApplyMsgLog2("==vmProcessApplyQueue==", pSyncApplyMsg);
-    SRpcMsg originalRpcMsg;
-    syncApplyMsg2OriginalRpcMsg(pSyncApplyMsg, &originalRpcMsg);
-
-    // apply data into tsdb
-    if (vnodeProcessWriteReq(pVnode, &originalRpcMsg, pSyncApplyMsg->fsmMeta.index, &rsp) < 0) {
-      rsp.code = terrno;
-      vError("vgId:%d, msg:%p failed to apply since %s", vgId, pMsg, terrstr());
-    }
-
-    syncApplyMsgDestroy(pSyncApplyMsg);
-    rpcFreeCont(originalRpcMsg.pCont);
+    vTrace("vgId:%d, msg:%p get from vnode-apply queue, handle:%p", vgId, pMsg, pMsg->info.handle);
 
-    vnodePostBlockMsg(pVnode, originalRpcMsg.msgType);
+    SRpcMsg rsp = {.code = pMsg->code, .info = pMsg->info};
+    if (rsp.code == 0) {
+      if (vnodeProcessWriteReq(pVnode, pMsg, pMsg->conn.applyIndex, &rsp) < 0) {
+        rsp.code = terrno;
+        vError("vgId:%d, msg:%p failed to apply since %s", vgId, pMsg, terrstr());
+      }
+    }
 
-    // if leader, send response
-    if (pMsg->info.handle != NULL) {
-      rsp.info = pMsg->info;
+    vnodePostBlockMsg(pVnode, pMsg->msgType);
+    if (rsp.info.handle != NULL) {
       tmsgSendRsp(&rsp);
     }
 
-    vTrace("vgId:%d, msg:%p is freed, code:0x%x handle:%p", vgId, pMsg, rsp.code, pMsg->info.handle);
+    vTrace("vgId:%d, msg:%p is freed, code:0x%x", vgId, pMsg, rsp.code);
     rpcFreeCont(pMsg->pCont);
     taosFreeQitem(pMsg);
   }
@@ -195,43 +185,33 @@ static void vnodeSyncReconfig(struct SSyncFSM *pFsm, SSyncCfg newCfg, SReConfigC
   vInfo("vgId:%d, sync reconfig is confirmed", TD_VID(pVnode));
 
   // todo rpc response here
+  // build rpc msg
+  // put into apply queue
 }
 
 static void vnodeSyncCommitMsg(SSyncFSM *pFsm, const SRpcMsg *pMsg, SFsmCbMeta cbMeta) {
+  SVnode   *pVnode = pFsm->data;
+  SSnapshot snapshot = {0};
   SyncIndex beginIndex = SYNC_INDEX_INVALID;
+  char      logBuf[256] = {0};
+
   if (pFsm->FpGetSnapshot != NULL) {
-    SSnapshot snapshot = {0};
-    pFsm->FpGetSnapshot(pFsm, &snapshot);
+    (*pFsm->FpGetSnapshot)(pFsm, &snapshot);
     beginIndex = snapshot.lastApplyIndex;
   }
 
   if (cbMeta.index > beginIndex) {
-    char logBuf[256] = {0};
     snprintf(
         logBuf, sizeof(logBuf),
         "==callback== ==CommitCb== execute, pFsm:%p, index:%ld, isWeak:%d, code:%d, state:%d %s, beginIndex :%ld\n",
         pFsm, cbMeta.index, cbMeta.isWeak, cbMeta.code, cbMeta.state, syncUtilState2String(cbMeta.state), beginIndex);
     syncRpcMsgLog2(logBuf, (SRpcMsg *)pMsg);
 
-    SVnode       *pVnode = pFsm->data;
-    SyncApplyMsg *pSyncApplyMsg = syncApplyMsgBuild2(pMsg, pVnode->config.vgId, &cbMeta);
-    SRpcMsg       applyMsg;
-    syncApplyMsg2RpcMsg(pSyncApplyMsg, &applyMsg);
-    syncApplyMsgDestroy(pSyncApplyMsg);
-
-    // recover handle for response
-    SRpcMsg saveRpcMsg;
-    int32_t ret = syncGetAndDelRespRpc(pVnode->sync, cbMeta.seqNum, &saveRpcMsg);
-    if (ret == 1 && cbMeta.state == TAOS_SYNC_STATE_LEADER) {
-      applyMsg.info = saveRpcMsg.info;
-    } else {
-      applyMsg.info.handle = NULL;
-      applyMsg.info.ahandle = NULL;
-    }
-
-    // put to applyQ
-    tmsgPutToQueue(&(pVnode->msgCb), APPLY_QUEUE, &applyMsg);
-
+    SRpcMsg rpcMsg = {.msgType = pMsg->msgType, .contLen = pMsg->contLen, .conn.applyIndex = cbMeta.index};
+    rpcMsg.pCont = rpcMallocCont(rpcMsg.contLen);
+    memcpy(rpcMsg.pCont, pMsg->pCont, pMsg->contLen);
+    syncGetAndDelRespRpc(pVnode->sync, cbMeta.seqNum, &rpcMsg.info);
+    tmsgPutToQueue(&pVnode->msgCb, APPLY_QUEUE, &rpcMsg);
   } else {
     char logBuf[256] = {0};
     snprintf(logBuf, sizeof(logBuf),

source/libs/sync/src/syncMain.c

@@ -281,7 +281,7 @@ int32_t syncGetRespRpc(int64_t rid, uint64_t index, SRpcMsg* msg) {
   return ret;
 }
 
-int32_t syncGetAndDelRespRpc(int64_t rid, uint64_t index, SRpcMsg* msg) {
+int32_t syncGetAndDelRespRpc(int64_t rid, uint64_t index, SRpcHandleInfo* pInfo) {
   SSyncNode* pSyncNode = (SSyncNode*)taosAcquireRef(tsNodeRefId, rid);
   if (pSyncNode == NULL) {
     return TAOS_SYNC_STATE_ERROR;
@@ -291,7 +291,7 @@ int32_t syncGetAndDelRespRpc(int64_t rid, uint64_t index, SRpcMsg* msg) {
   SRespStub stub;
   int32_t   ret = syncRespMgrGetAndDel(pSyncNode->pSyncRespMgr, index, &stub);
   if (ret == 1) {
-    memcpy(msg, &(stub.rpcMsg), sizeof(SRpcMsg));
+    *pInfo = stub.rpcMsg.info;
   }
 
   taosReleaseRef(tsNodeRefId, pSyncNode->rid);