centos替换源

#!/bin/sh

# 本文原内容来自：https://github.com/judasn/Linux-Tutorial/blob/master/CentOS-Extra-Packages.md
## 可能额外需要移除/etc/yum.repos.d/mirrors-rpmforge中失效的源，以及移除对应的.repo文件

echo "源设置开始"

echo "备份默认源设置"

sudo mv /etc/yum.repos.d/CentOS-Base.repo /etc/yum.repos.d/CentOS-Base.repo.backup

cd /etc/yum.repos.d/

echo "下载网易 centos6 源"

sudo wget http://mirrors.163.com/.help/CentOS6-Base-163.repo

echo "安装网易 centos6 源"

sudo mv CentOS6-Base-163.repo CentOS-Base.repo

rpm --import /etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-6

echo "清除缓存后更新程序"

sudo yum clean all

sudo yum makecache

sudo yum update -y

echo "使用第三方源"

echo "安装 EPEL 源"

sudo yum install -y epel-release

rpm --import /etc/pki/rpm-gpg/RPM-GPG-KEY-EPEL-6

echo "安装 RepoForge 源"

wget http://pkgs.repoforge.org/rpmforge-release/rpmforge-release-0.5.3-1.el6.rf.x86_64.rpm

sudo rpm -ivh rpmforge-release-0.5.3-1.el6.rf.x86_64.rpm

sudo rpm --import /etc/pki/rpm-gpg/RPM-GPG-KEY-rpmforge-dag

echo "清除缓存后更新程序"

sudo yum clean all

sudo yum makecache

sudo yum update -y

echo "测试安装 htop"

sudo yum install -y htop

echo "完成源设置"

centos替换源

原文：https://www.cnblogs.com/MartyCode/p/12512348.html