From 424fe5dc64b4578a89f0a7f10334dec43a4df15e Mon Sep 17 00:00:00 2001
From: "zhangkun9038@dingtalk.com" <zhangkun9038@dingtalk.com>
Date: Fri, 5 May 2023 12:10:58 +0800
Subject: [PATCH] =?UTF-8?q?=E8=B0=83=E8=AF=95=E9=82=A3=E4=B8=AA=E5=A4=9A?=
 =?UTF-8?q?=E4=B8=8B=E8=BD=BD=E7=9A=84bug+?=
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---
 ossUpgrade.sh | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/ossUpgrade.sh b/ossUpgrade.sh
index 7876022..65051e0 100755
--- a/ossUpgrade.sh
+++ b/ossUpgrade.sh
@@ -35,9 +35,11 @@ function compare(){
   cat ${fileName}_upstream_oss.info
   echo "localTem:" $(pwd)/${fileName}_oss.info
   cat ${fileName}_oss.info
+  # 当上游oss文件meta信息跟下游缓存文件meta信息匹配时, 无需更新
   if [ "${upstreamOssInfoMd5}" = "${locOssInfoMd5}" ];then
     return 0
   else 
+    # 当上游oss文件meta信息跟下游缓存文件meta信息不符时，如果上游信息是空，下游非空，则忽略更新，因为有可能是误判
     if [ "${upstreamOssInfoMd5}" = "d41d8cd98f00b204e9800998ecf8427e" ] || [ "${locOssInfoMd5}" != "d41d8cd98f00b204e9800998ecf8427e" ];then
       echo "maybe a mistake, ignore upgrade"
       return 0