From 5c466ce2a2685fe7c5ccad57e2ee88f41f5b6139 Mon Sep 17 00:00:00 2001
From: Hongze Cheng <hzcheng@taosdata.com>
Date: Wed, 19 Aug 2020 18:05:36 +0800
Subject: [PATCH] not remove tsdb dir

---
 src/tsdb/src/tsdbMain.c | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

diff --git a/src/tsdb/src/tsdbMain.c b/src/tsdb/src/tsdbMain.c
index bc979cca84..827e5c3c6d 100644
--- a/src/tsdb/src/tsdbMain.c
+++ b/src/tsdb/src/tsdbMain.c
@@ -71,7 +71,18 @@ static void        tsdbStopStream(STsdbRepo *pRepo);
 
 // Function declaration
 int32_t tsdbCreateRepo(char *rootDir, STsdbCfg *pCfg) {
-  taosRemoveDir(rootDir);
+  DIR *dir = opendir(rootDir);
+  if (dir) {
+    tsdbDebug("repository %s already exists", rootDir);
+    closedir(dir);
+    return 0;
+  } else {
+    if (ENOENT != errno) {
+      tsdbError("failed to open directory %s since %s", rootDir, strerror(errno));
+      terrno = TAOS_SYSTEM_ERROR(errno);
+      return -1;
+    }
+  }
 
   if (mkdir(rootDir, 0755) < 0) {
     tsdbError("vgId:%d failed to create rootDir %s since %s", pCfg->tsdbId, rootDir, strerror(errno));
-- 
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