实例方法
新建 centos-aliyun.sh
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| #!/bin/bash
#
# @Author: Lance Ma
# @Date: 2021-06-03 21:40:15
# @LastEditTime: 2021-06-03 21:41:31
# @LastEditors: Please set LastEditors
# @Description: In User Settings Edit
# @FilePath: centos-aliyun.sh
#
cat<<EOF
_oo0oo_
088888880
88" . "88
(| -_- |)
0\ = /0
___/'---'\___
.' \\\\| |// '.
/ \\\\||| : |||// \\
/_ ||||| -:- |||||- \\
| | \\\\\\ - /// | |
| \_| ''\---/'' |_/ |
\ .-\__ '-' __/-. /
___'. .' /--.--\ '. .'___
."" '< '.___\_<|>_/___.' >' "".
| | : '- \'.;'\ _ /';.'/ - ' : | |
\ \ '_. \_ __\ /__ _/ .-' / /
====='-.____'.___ \_____/___.-'____.-'=====
'=---='
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
EOF
#----------------backup CentOS-Base.repo----------------
mv /etc/yum.repos.d/CentOS-Base.repo /etc/yum.repos.d/CentOS-Base.repo.backup
#----------------get version----------------
version=$(grep -Eo '([0-9])+\.[0-9]' /etc/redhat-release)
version=${version:0:1}
#----------------change CentOS-Base.repo----------------
if [[ ${version} = "8" ]]; then
echo "Version: 8"
curl -o /etc/yum.repos.d/CentOS-Base.repo https://mirrors.aliyun.com/repo/Centos-8.repo
elif [[ ${version} = "7" ]]; then
echo "Version: 7"
curl -o /etc/yum.repos.d/CentOS-Base.repo https://mirrors.aliyun.com/repo/Centos-7.repo
elif [[ ${version} = "6" ]]; then
echo "Version: 6"
curl -o /etc/yum.repos.d/CentOS-Base.repo https://mirrors.aliyun.com/repo/Centos-6.repo
else
echo "unknown version"
exit
fi
#----------------fix not-aliyun----------------
sed -i -e '/mirrors.cloud.aliyuncs.com/d' -e '/mirrors.aliyuncs.com/d' /etc/yum.repos.d/CentOS-Base.repo
#----------------fix not-aliyun----------------
# 重建缓存
yum clean all
yum makecache
# 自动更新包列表，可选择注释该行
yum update -y;
|