diff --git a/include/libs/sync/sync.h b/include/libs/sync/sync.h
index c83082e3e4172dec1e06d30e96be9d47411657f7..1e5aa1801082eb7c615f4988f41cbc68b01a157b 100644
--- a/include/libs/sync/sync.h
+++ b/include/libs/sync/sync.h
@@ -154,7 +154,7 @@ void    syncCleanUp();
 int64_t    syncStart(const SSyncInfo* pSyncInfo);
 void       syncStop(int64_t rid);
 int32_t    syncReconfig(int64_t rid, const SSyncCfg* pSyncCfg);
-int32_t    syncForwardToPeer(int64_t rid, const SRpcMsg* pBuf, bool isWeak);
+int32_t    syncForwardToPeer(int64_t rid, const SRpcMsg* pMsg, bool isWeak);
 ESyncState syncGetMyRole(int64_t rid);
 void       syncGetNodesRole(int64_t rid, SNodesRole* pNodeRole);
 
diff --git a/source/libs/sync/inc/syncMessage.h b/source/libs/sync/inc/syncMessage.h
index 3405f0f6cc14d810be052ed052f821e0fab2a27f..7f54dee426b193cc703240ea5a2f502fa2a91af5 100644
--- a/source/libs/sync/inc/syncMessage.h
+++ b/source/libs/sync/inc/syncMessage.h
@@ -123,12 +123,25 @@ SyncPingReply* syncPingReplyBuild3(const SRaftId* srcId, const SRaftId* destId);
 typedef struct SyncClientRequest {
   uint32_t bytes;
   uint32_t msgType;
-  int64_t  seqNum;
+  uint32_t originalRpcType;
+  uint64_t seqNum;
   bool     isWeak;
   uint32_t dataLen;
   char     data[];
 } SyncClientRequest;
 
+#define SYNC_CLIENT_REQUEST_FIX_LEN \
+  (sizeof(uint32_t) + sizeof(uint32_t) + sizeof(uint32_t) + sizeof(uint64_t) + sizeof(bool) + sizeof(uint32_t))
+
+SyncClientRequest* syncClientRequestBuild(uint32_t dataLen);
+void               syncClientRequestDestroy(SyncClientRequest* pMsg);
+void               syncClientRequestSerialize(const SyncClientRequest* pMsg, char* buf, uint32_t bufLen);
+void               syncClientRequestDeserialize(const char* buf, uint32_t len, SyncClientRequest* pMsg);
+void               syncClientRequest2RpcMsg(const SyncClientRequest* pMsg, SRpcMsg* pRpcMsg);
+void               syncClientRequestFromRpcMsg(const SRpcMsg* pRpcMsg, SyncClientRequest* pMsg);
+cJSON*             syncClientRequest2Json(const SyncClientRequest* pMsg);
+SyncClientRequest* syncClientRequestBuild2(const SRpcMsg* pOriginalRpcMsg, uint64_t seqNum, bool isWeak);
+
 // ---------------------------------------------
 typedef struct SyncClientRequestReply {
   uint32_t bytes;
diff --git a/source/libs/sync/src/syncMain.c b/source/libs/sync/src/syncMain.c
index 4d19444abd4b1c3c1b1af9037f1de30a69a90354..7e8754b6840791214c98c7487fd3b5f0bd2570c2 100644
--- a/source/libs/sync/src/syncMain.c
+++ b/source/libs/sync/src/syncMain.c
@@ -60,13 +60,32 @@ int64_t syncStart(const SSyncInfo* pSyncInfo) {
   return 0;
 }
 
-void syncStop(int64_t rid) {}
+void syncStop(int64_t rid) {
+  SSyncNode* pSyncNode = NULL;  // get pointer from rid
+  syncNodeClose(pSyncNode);
+}
 
 int32_t syncReconfig(int64_t rid, const SSyncCfg* pSyncCfg) { return 0; }
 
-int32_t syncForwardToPeer(int64_t rid, const SRpcMsg* pBuf, bool isWeak) { return 0; }
+int32_t syncForwardToPeer(int64_t rid, const SRpcMsg* pMsg, bool isWeak) {
+  SSyncNode* pSyncNode = NULL;  // get pointer from rid
+  if (pSyncNode->state == TAOS_SYNC_STATE_LEADER) {
+    SyncClientRequest* pSyncMsg = syncClientRequestBuild2(pMsg, 0, isWeak);
+    SRpcMsg            rpcMsg;
+    syncClientRequest2RpcMsg(pSyncMsg, &rpcMsg);
+    pSyncNode->FpEqMsg(pSyncNode->queue, &rpcMsg);
+    syncClientRequestDestroy(pSyncMsg);
+  } else {
+    sTrace("syncForwardToPeer not leader, %s", syncUtilState2String(pSyncNode->state));
+    return -1;  // need define err code !!
+  }
+  return 0;
+}
 
-ESyncState syncGetMyRole(int64_t rid) { return TAOS_SYNC_STATE_LEADER; }
+ESyncState syncGetMyRole(int64_t rid) {
+  SSyncNode* pSyncNode = NULL;  // get pointer from rid
+  return pSyncNode->state;
+}
 
 void syncGetNodesRole(int64_t rid, SNodesRole* pNodeRole) {}
 
diff --git a/source/libs/sync/src/syncMessage.c b/source/libs/sync/src/syncMessage.c
index 6732cd39588d08a10a0b8a43b6e90c7166fb78f4..3af073541bf81cc7c28fc854b03851cbdde17f53 100644
--- a/source/libs/sync/src/syncMessage.c
+++ b/source/libs/sync/src/syncMessage.c
@@ -35,7 +35,8 @@ cJSON* syncRpcMsg2Json(SRpcMsg* pRpcMsg) {
     pRoot = syncPingReply2Json(pSyncMsg);
 
   } else if (pRpcMsg->msgType == SYNC_CLIENT_REQUEST) {
-    pRoot = syncRpcUnknownMsg2Json();
+    SyncClientRequest* pSyncMsg = (SyncClientRequest*)pRpcMsg->pCont;
+    pRoot = syncClientRequest2Json(pSyncMsg);
 
   } else if (pRpcMsg->msgType == SYNC_CLIENT_REQUEST_REPLY) {
     pRoot = syncRpcUnknownMsg2Json();
@@ -148,6 +149,7 @@ SyncPing* syncPingBuild(uint32_t dataLen) {
   pMsg->bytes = bytes;
   pMsg->msgType = SYNC_PING;
   pMsg->dataLen = dataLen;
+  return pMsg;
 }
 
 void syncPingDestroy(SyncPing* pMsg) {
@@ -246,6 +248,7 @@ SyncPingReply* syncPingReplyBuild(uint32_t dataLen) {
   pMsg->bytes = bytes;
   pMsg->msgType = SYNC_PING_REPLY;
   pMsg->dataLen = dataLen;
+  return pMsg;
 }
 
 void syncPingReplyDestroy(SyncPingReply* pMsg) {
@@ -336,6 +339,73 @@ SyncPingReply* syncPingReplyBuild3(const SRaftId* srcId, const SRaftId* destId)
   return pMsg;
 }
 
+// ---- message process SyncClientRequest----
+SyncClientRequest* syncClientRequestBuild(uint32_t dataLen) {
+  uint32_t           bytes = SYNC_CLIENT_REQUEST_FIX_LEN + dataLen;
+  SyncClientRequest* pMsg = malloc(bytes);
+  memset(pMsg, 0, bytes);
+  pMsg->bytes = bytes;
+  pMsg->msgType = SYNC_CLIENT_REQUEST;
+  pMsg->seqNum = 0;
+  pMsg->isWeak = false;
+  pMsg->dataLen = dataLen;
+  return pMsg;
+}
+
+void syncClientRequestDestroy(SyncClientRequest* pMsg) {
+  if (pMsg != NULL) {
+    free(pMsg);
+  }
+}
+
+void syncClientRequestSerialize(const SyncClientRequest* pMsg, char* buf, uint32_t bufLen) {
+  assert(pMsg->bytes <= bufLen);
+  memcpy(buf, pMsg, pMsg->bytes);
+}
+
+void syncClientRequestDeserialize(const char* buf, uint32_t len, SyncClientRequest* pMsg) {
+  memcpy(pMsg, buf, len);
+  assert(len == pMsg->bytes);
+}
+
+void syncClientRequest2RpcMsg(const SyncClientRequest* pMsg, SRpcMsg* pRpcMsg) {
+  memset(pRpcMsg, 0, sizeof(*pRpcMsg));
+  pRpcMsg->msgType = pMsg->msgType;
+  pRpcMsg->contLen = pMsg->bytes;
+  pRpcMsg->pCont = rpcMallocCont(pRpcMsg->contLen);
+  syncClientRequestSerialize(pMsg, pRpcMsg->pCont, pRpcMsg->contLen);
+}
+
+void syncClientRequestFromRpcMsg(const SRpcMsg* pRpcMsg, SyncClientRequest* pMsg) {
+  syncClientRequestDeserialize(pRpcMsg->pCont, pRpcMsg->contLen, pMsg);
+}
+
+cJSON* syncClientRequest2Json(const SyncClientRequest* pMsg) {
+  char u64buf[128];
+
+  cJSON* pRoot = cJSON_CreateObject();
+  cJSON_AddNumberToObject(pRoot, "bytes", pMsg->bytes);
+  cJSON_AddNumberToObject(pRoot, "msgType", pMsg->msgType);
+  cJSON_AddNumberToObject(pRoot, "originalRpcType", pMsg->originalRpcType);
+  snprintf(u64buf, sizeof(u64buf), "%lu", pMsg->seqNum);
+  cJSON_AddStringToObject(pRoot, "seqNum", u64buf);
+  cJSON_AddNumberToObject(pRoot, "isWeak", pMsg->isWeak);
+  cJSON_AddNumberToObject(pRoot, "dataLen", pMsg->dataLen);
+
+  cJSON* pJson = cJSON_CreateObject();
+  cJSON_AddItemToObject(pJson, "SyncClientRequest", pRoot);
+  return pJson;
+}
+
+SyncClientRequest* syncClientRequestBuild2(const SRpcMsg* pOriginalRpcMsg, uint64_t seqNum, bool isWeak) {
+  SyncClientRequest* pMsg = syncClientRequestBuild(pOriginalRpcMsg->contLen);
+  pMsg->originalRpcType = pOriginalRpcMsg->msgType;
+  pMsg->seqNum = seqNum;
+  pMsg->isWeak = isWeak;
+  memcpy(pMsg->data, pOriginalRpcMsg->pCont, pOriginalRpcMsg->contLen);
+  return pMsg;
+}
+
 // ---- message process SyncRequestVote----
 SyncRequestVote* syncRequestVoteBuild() {
   uint32_t         bytes = sizeof(SyncRequestVote);
@@ -343,6 +413,7 @@ SyncRequestVote* syncRequestVoteBuild() {
   memset(pMsg, 0, bytes);
   pMsg->bytes = bytes;
   pMsg->msgType = SYNC_REQUEST_VOTE;
+  return pMsg;
 }
 
 void syncRequestVoteDestroy(SyncRequestVote* pMsg) {
@@ -428,6 +499,7 @@ SyncRequestVoteReply* SyncRequestVoteReplyBuild() {
   memset(pMsg, 0, bytes);
   pMsg->bytes = bytes;
   pMsg->msgType = SYNC_REQUEST_VOTE_REPLY;
+  return pMsg;
 }
 
 void syncRequestVoteReplyDestroy(SyncRequestVoteReply* pMsg) {
@@ -511,6 +583,7 @@ SyncAppendEntries* syncAppendEntriesBuild(uint32_t dataLen) {
   pMsg->bytes = bytes;
   pMsg->msgType = SYNC_APPEND_ENTRIES;
   pMsg->dataLen = dataLen;
+  return pMsg;
 }
 
 void syncAppendEntriesDestroy(SyncAppendEntries* pMsg) {
@@ -603,6 +676,7 @@ SyncAppendEntriesReply* syncAppendEntriesReplyBuild() {
   memset(pMsg, 0, bytes);
   pMsg->bytes = bytes;
   pMsg->msgType = SYNC_APPEND_ENTRIES_REPLY;
+  return pMsg;
 }
 
 void syncAppendEntriesReplyDestroy(SyncAppendEntriesReply* pMsg) {