From 50e3527f2bd5873fbd6ae71872d4dccb65822c90 Mon Sep 17 00:00:00 2001
From: Minghao Li <castermode@gmail.com>
Date: Tue, 21 Jun 2022 11:11:16 +0800
Subject: [PATCH] refactor(sync): set ranmdom seed by ns

---
 source/libs/sync/src/syncEnv.c  | 5 +++--
 source/libs/sync/src/syncMain.c | 5 ++++-
 2 files changed, 7 insertions(+), 3 deletions(-)

diff --git a/source/libs/sync/src/syncEnv.c b/source/libs/sync/src/syncEnv.c
index e67439f8fe..c92af0dd42 100644
--- a/source/libs/sync/src/syncEnv.c
+++ b/source/libs/sync/src/syncEnv.c
@@ -35,8 +35,9 @@ bool syncEnvIsStart() {
 }
 
 int32_t syncEnvStart() {
-  int32_t ret = 0;
-  taosSeedRand(taosGetTimestampSec());
+  int32_t  ret = 0;
+  uint32_t seed = (uint32_t)(taosGetTimestampNs() & 0x00000000FFFFFFFF);
+  taosSeedRand(seed);
   // gSyncEnv = doSyncEnvStart(gSyncEnv);
   gSyncEnv = doSyncEnvStart();
   assert(gSyncEnv != NULL);
diff --git a/source/libs/sync/src/syncMain.c b/source/libs/sync/src/syncMain.c
index 33e7a8241f..482a622398 100644
--- a/source/libs/sync/src/syncMain.c
+++ b/source/libs/sync/src/syncMain.c
@@ -2290,7 +2290,7 @@ static int32_t syncNodeConfigChangeFinish(SSyncNode* ths, SRpcMsg* pRpcMsg, SSyn
     ths->pFsm->FpReConfigCb(ths->pFsm, pRpcMsg, cbMeta);
   }
 
-  // update changing
+  // clear changing
   ths->changing = false;
 
   char  tmpbuf[512];
@@ -2309,6 +2309,9 @@ static int32_t syncNodeConfigChangeFinish(SSyncNode* ths, SRpcMsg* pRpcMsg, SSyn
 
 static int32_t syncNodeConfigChange(SSyncNode* ths, SRpcMsg* pRpcMsg, SSyncRaftEntry* pEntry,
                                     SyncReconfigFinish* pFinish) {
+  // set changing
+  ths->changing = true;
+
   // old config
   SSyncCfg oldSyncCfg = ths->pRaftCfg->cfg;
 
-- 
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