centos 8 换源

centos 8 换源

• 进入 root，切换至 yum.repos.d 目录

  cd /etc/yum.repos.d/
  

• 创建新文件夹并将源文件备份为 repo.bak

  mkdir backup && mv *repo backup/
  

• 下载国内 yum 源文件

  curl -o /etc/yum.repos.d/CentOS-Base.repo http://mirrors.aliyun.com/repo/Centos-8.repo
  

• 更新下载yum源地址

  sed -i -e"s|mirrors.cloud.aliyuncs.com|mirrors.aliyun.com|g " /etc/yum.repos.d/CentOS-*;sed -i -e "s|releasever|releasever-stream|g" /etc/yum.repos.d/CentOS-*
  

• 生成缓存

  yum clean all && yum makecache
  

脚本模式

#!bin/bash
cd /etc/yum.repos.d/
mkdir backup && mv *repo backup/
curl -o /etc/yum.repos.d/CentOS-Base.repo http://mirrors.aliyun.com/repo/Centos-8.repo
sed -i -e"s|mirrors.cloud.aliyuncs.com|mirrors.aliyun.com|g " /etc/yum.repos.d/CentOS-*
sed -i -e "s|releasever|releasever-stream|g" /etc/yum.repos.d/CentOS-*
yum clean all && yum makecache