From 336ee146e618d4f81c42c3b4eba128ca66113d0d Mon Sep 17 00:00:00 2001
From: Minglei Jin <mljin@taosdata.com>
Date: Thu, 22 Dec 2022 17:56:56 +0800
Subject: [PATCH] fix(tdb/restore): seek jfd to begin

---
 source/libs/tdb/src/db/tdbPager.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/source/libs/tdb/src/db/tdbPager.c b/source/libs/tdb/src/db/tdbPager.c
index 8d9933b160..2a2a6f8bbd 100644
--- a/source/libs/tdb/src/db/tdbPager.c
+++ b/source/libs/tdb/src/db/tdbPager.c
@@ -869,6 +869,12 @@ static int tdbPagerRestore(SPager *pPager, const char *jFileName) {
     return -1;
   }
 
+  if (tdbOsLSeek(jfd, 0L, SEEK_SET) < 0) {
+    tdbError("failed to lseek jfd due to %s. file:%s, offset:0", strerror(errno), pPager->dbFileName);
+    terrno = TAOS_SYSTEM_ERROR(errno);
+    return -1;
+  }
+
   pageBuf = tdbOsCalloc(1, pPager->pageSize);
   if (pageBuf == NULL) {
     return -1;