redhat服务器更换为centos yum源方式
更新时间:2025年12月05日 08:58:10 作者:仰望星空下的自己
该文章主要介绍了如何在CentOS系统中手动下载和配置Yum源,包括下载Yum源文件、修改CentOS-Base.repo文件、验证更新等步骤
请看完全篇文章在决定是否参考该文章
1.卸载原有的yum
# 查看是有安装了yum rpm -qa|grep yum # 卸载原有的yum rpm -qa|grep yum|xargs rpm -e --nodeps
2.找一个自己喜欢的目录新建checkYum.sh(文件名随意)
该文件主要是下载yum源需要的内容并且安装yum
#!/bin/bash # 7.9.2009 对应的centos的版本号 wget http://mirrors.163.com/centos/7.9.2009/os/x86_64/Packages/yum-3.4.3-168.el7.centos.noarch.rpm wget http://mirrors.163.com/centos/7.9.2009/os/x86_64/Packages/yum-metadata-parser-1.1.4-10.el7.x86_64.rpm wget http://mirrors.163.com/centos/7.9.2009/os/x86_64/Packages/yum-plugin-fastestmirror-1.1.31-54.el7_8.noarch.rpm rpm -ivh /pkg/yum-*
3.下载响应的repo源文件
# 建议先将该目录下的文件进行备份 cd /etc/yum.repos.d/CentOS-Base.repo # 该命令也可以写到上一步的文件中一起下载 # 如果写到文件中可以使用 wget -O /etc/yum.repos.d/CentOS-Base.repo http://mirrors.163.com/.help/CentOS7-Base-163.repo wget http://mirrors.163.com/.help/CentOS7-Base-163.repo
4.修改CentOS-Base.repo文件内容
4.1. 下载后的源文件
# CentOS-Base.repo # # The mirror system uses the connecting IP address of the client and the # update status of each mirror to pick mirrors that are updated to and # geographically close to the client. You should use this for CentOS updates # unless you are manually picking other mirrors. # # If the mirrorlist= does not work for you, as a fall back you can try the # remarked out baseurl= line instead. # # [base] name=CentOS-$releasever - Base - 163.com #mirrorlist=http://mirrorlist.centos.org/?release=$releasever&arch=$basearch&repo=os baseurl=http://mirrors.163.com/centos/$releasever/os/$basearch/ gpgcheck=1 gpgkey=http://mirrors.163.com/centos/RPM-GPG-KEY-CentOS-7 #released updates [updates] name=CentOS-$releasever - Updates - 163.com #mirrorlist=http://mirrorlist.centos.org/?release=$releasever&arch=$basearch&repo=updates baseurl=http://mirrors.163.com/centos/$releasever/updates/$basearch/ gpgcheck=1 gpgkey=http://mirrors.163.com/centos/RPM-GPG-KEY-CentOS-7 #additional packages that may be useful [extras] name=CentOS-$releasever - Extras - 163.com #mirrorlist=http://mirrorlist.centos.org/?release=$releasever&arch=$basearch&repo=extras baseurl=http://mirrors.163.com/centos/$releasever/extras/$basearch/ gpgcheck=1 gpgkey=http://mirrors.163.com/centos/RPM-GPG-KEY-CentOS-7 #additional packages that extend functionality of existing packages [centosplus] name=CentOS-$releasever - Plus - 163.com baseurl=http://mirrors.163.com/centos/$releasever/centosplus/$basearch/ gpgcheck=1 enabled=0 gpgkey=http://mirrors.163.com/centos/RPM-GPG-KEY-CentOS-7
4.2. 修改后的文件
将所有的$releasever更改为自己下载.rpm文件对应的版本
eg:
我自己:http://mirrors.163.com/centos/7.9.2009/os/x86_64/Packages/yum-3.4.3-169.el7.centos.noarch.rpm;
我这里下载的是7.9.2009的所以将$releasever更改为7.9.2009,其他的不需要更改
# CentOS-Base.repo # # The mirror system uses the connecting IP address of the client and the # update status of each mirror to pick mirrors that are updated to and # geographically close to the client. You should use this for CentOS updates # unless you are manually picking other mirrors. # # If the mirrorlist= does not work for you, as a fall back you can try the # remarked out baseurl= line instead. # # [base] name=CentOS-7.9.2009 - Base - 163.com #mirrorlist=http://mirrorlist.centos.org/?release=$releasever&arch=$basearch&repo=os baseurl=http://mirrors.163.com/centos/7.9.2009/os/$basearch/ gpgcheck=1 gpgkey=http://mirrors.163.com/centos/RPM-GPG-KEY-CentOS-7 #released updates [updates] name=CentOS-7.9.2009 - Updates - 163.com #mirrorlist=http://mirrorlist.centos.org/?release=$releasever&arch=$basearch&repo=updates baseurl=http://mirrors.163.com/centos/7.9.2009/updates/$basearch/ gpgcheck=1 gpgkey=http://mirrors.163.com/centos/RPM-GPG-KEY-CentOS-7 #additional packages that may be useful [extras] name=CentOS-7.9.2009 - Extras - 163.com #mirrorlist=http://mirrorlist.centos.org/?release=$releasever&arch=$basearch&repo=extras baseurl=http://mirrors.163.com/centos/7.9.2009/extras/$basearch/ gpgcheck=1 gpgkey=http://mirrors.163.com/centos/RPM-GPG-KEY-CentOS-7 #additional packages that extend functionality of existing packages [centosplus] name=CentOS-7.9.2009 - Plus - 163.com baseurl=http://mirrors.163.com/centos/7.9.2009/centosplus/$basearch/ gpgcheck=1 enabled=0 gpgkey=http://mirrors.163.com/centos/RPM-GPG-KEY-CentOS-7
5.更新
yum clean all && yum makecache
6.查看是否更新成功
yum repolist all
7.以上命令可以完全写到一个统一shell脚本中
rpm -qa | grep yun | xargs rpm -e --nodeps wget http://mirrors.163.com/centos/7.9.2009/os/x86_64/Packages/yum-3.4.3-168.el7.centos.noarch.rpm wget http://mirrors.163.com/centos/7.9.2009/os/x86_64/Packages/yum-metadata-parser-1.1.4-10.el7.x86_64.rpm wget http://mirrors.163.com/centos/7.9.2009/os/x86_64/Packages/yum-plugin-fastestmirror-1.1.31-54.el7_8.noarch.rpm rpm -ivh /pkg/yum-* # 下载repo源文件 wget -O /etc/yum.repos.d/CentOS-Base.repo http://mirrors.163.com/.help/CentOS7-Base-163.repo # 统一将$releasever更改为指定的版本 sed -i "s/\$releasever/7.9.2009/g" /etc/yum.repos.d/CentOS-Base.repo yum clean all && yum makecache yum repolist all
总结
以上使用的redhat版本为redhat7.5,请根据自己的版本进行更改
这些仅为个人经验,希望能给大家一个参考,也希望大家多多支持脚本之家。
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