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🔖 替换 yum repo 脚本
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‎codes/deploy/sys/init.sh‎

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filepath=$(cd "$(dirname "$0")"; pwd)
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# 设置环境配置，不了解具体修改内容的情况下，请勿执行
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# ./set-config.sh
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# ${filepath}/set-config.sh
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# 替换 yum 镜像
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${filepath}/yum/change-yum-repo.sh
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# 安装命令行工具
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${filepath}/install-cmd-tool.sh

‎codes/deploy/sys/yum/CentOS-Base.repo‎

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[base]
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name=CentOS-$releasever - Base
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baseurl=http://vault.centos.org/$releasever/os/$basearch/
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gpgcheck=1
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gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-$releasever
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#released updates
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[updates]
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name=CentOS-$releasever - Updates
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baseurl=http://vault.centos.org/$releasever/updates/$basearch/
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gpgcheck=1
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gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-$releasever
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#additional packages that may be useful
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[extras]
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name=CentOS-$releasever - Extras
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baseurl=http://vault.centos.org/$releasever/extras/$basearch/
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gpgcheck=1
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gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-$releasever
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#additional packages that extend functionality of existing packages
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[centosplus]
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name=CentOS-$releasever - Plus
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baseurl=http://vault.centos.org/$releasever/centosplus/$basearch/
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gpgcheck=1
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enabled=0
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gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-$releasever
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#contrib - packages by Centos Users
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[contrib]
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name=CentOS-$releasever - Contrib
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baseurl=http://vault.centos.org/$releasever/contrib/$basearch/
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gpgcheck=1
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enabled=0
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gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-$releasever

‎codes/deploy/sys/yum/change-yum-repo.sh‎

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#!/usr/bin/env bash
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###################################################################################
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# 本脚本用于替换 yum repo
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# 要求：仅适用于 Linux Centos 发行版本，并且环境必须已支持 yum 、lsb_release 命令
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# Author: Zhang Peng
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###################################################################################
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echo -e "\n>>>>>>>>> 替换 yum repo 源"
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# 备份
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cp /etc/yum.repos.d/CentOS-Base.repo /etc/yum.repos.d/CentOS-Base.repo.bak
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# 执行 lsb_release 命令，获取系统发行版本
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version=`lsb_release -r | awk '{print substr($2,1,1)}'`
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# 根据发型版本选择相应 yum 镜像
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if [ ${version} == 5 ]; then
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# Cento5 已废弃，只能使用 http://vault.centos.org/ 替换，但由于是国外镜像，速度较慢
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wget --no-cookie --no-check-certificate -O /etc/yum.repos.d/CentOS-Base.repo https://raw.githubusercontent.com/dunwu/linux/master/codes/deploy/sys/yum/CentOS-Base.repo
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# 根据实际发型版本情况替换
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detailVersion=`lsb_release -r | awk '{print substr($2,1,3)}'`
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sed -i 's/$releasever/'"${detailVersion}"'/g' /etc/yum.repos.d/CentOS-Base.repo
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# 不替换下面的开关，可能会出现错误：Could not open/read repomd.xml
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sed -i 's/enabled=1/enabled=0/g' /etc/yum.repos.d/CentOS-Media.repo
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else
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# 国内 aliyun 镜像
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wget -O /etc/yum.repos.d/CentOS-Base.repo http://mirrors.aliyun.com/repo/Centos-${version}.repo
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# 国内 163 镜像（备选）
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#wget -O /etc/yum.repos.d/CentOS-Base.repo http://mirrors.163.com/.help/CentOS${version}-Base-163.repo
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fi
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# 更新缓存
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yum clean all
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yum makecache
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echo -e "\n>>>>>>>>> 替换 yum repo 源成功"

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