From d83f85bf2642982d8fdcb5bd53b58011cc8f81e1 Mon Sep 17 00:00:00 2001
From: Benguang Zhao <bgzhao@taosdata.com>
Date: Thu, 28 Dec 2023 17:26:46 +0800
Subject: [PATCH] enh: send rsp msg on rejecting snap replication due to
 smaller term

---
 source/libs/sync/src/syncSnapshot.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/source/libs/sync/src/syncSnapshot.c b/source/libs/sync/src/syncSnapshot.c
index 10a8734617..f0e457ef8d 100644
--- a/source/libs/sync/src/syncSnapshot.c
+++ b/source/libs/sync/src/syncSnapshot.c
@@ -1001,6 +1001,7 @@ int32_t syncNodeOnSnapshot(SSyncNode *pSyncNode, SRpcMsg *pRpcMsg) {
     sRError(pReceiver, "reject snap replication with smaller term. msg term:%" PRId64 ", seq:%d", pMsg->term,
             pMsg->seq);
     terrno = TSDB_CODE_SYN_MISMATCHED_SIGNATURE;
+    syncSnapSendRsp(pReceiver, pMsg, NULL, 0, 0, terrno);
     return -1;
   }