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Centos7的yum源替换实践

作者:0.0雨

CentOS 7生命周期结束,需更换YUM源以保持系统安全,本文详细介绍了更换国内YUM源的方法及步骤,确保系统正常运行

Centos7在2024年6月30日,生命周期结束,官方不再进行支持维护,官方的YUM源也下线了,下线的方式是使yum的域名不解析。所以现在需要配置国内的YUM源。

一、问题

yum -y install gcc

二、解决方案

2.1 编辑CentOS-Base.repo文件

vim /etc/yum.repos.d/CentOS-Base.repo

2.2 替换全部内容

# CentOS-Base.repo  
#  
# 这里配置了CentOS的yum源,使用了阿里云和清华大学的镜像点。  
#  
  
[base]  
name=CentOS-$releasever - Base  
baseurl=http://mirrors.aliyun.com/centos/$releasever/os/$basearch/  
        http://mirrors.tuna.tsinghua.edu.cn/centos/$releasever/os/$basearch/  
gpgcheck=1  
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-7  
  
#released updates   
[updates]  
name=CentOS-$releasever - Updates  
baseurl=http://mirrors.aliyun.com/centos/$releasever/updates/$basearch/  
        http://mirrors.tuna.tsinghua.edu.cn/centos/$releasever/updates/$basearch/  
gpgcheck=1  
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-7  
  
#additional packages that may be useful  
[extras]  
name=CentOS-$releasever - Extras  
baseurl=http://mirrors.aliyun.com/centos/$releasever/extras/$basearch/  
        http://mirrors.tuna.tsinghua.edu.cn/centos/$releasever/extras/$basearch/  
gpgcheck=1  
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-7  
  
#additional packages that extend functionality of existing packages  
[centosplus]  
name=CentOS-$releasever - Plus  
baseurl=http://mirrors.aliyun.com/centos/$releasever/centosplus/$basearch/  
        http://mirrors.tuna.tsinghua.edu.cn/centos/$releasever/centosplus/$basearch/  
gpgcheck=1  
enabled=0  
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-7  
  
#contrib - packages by Centos Users  
[contrib]  
name=CentOS-$releasever - Contrib  
baseurl=http://mirrors.aliyun.com/centos/$releasever/contrib/$basearch/  
        http://mirrors.tuna.tsinghua.edu.cn/centos/$releasever/contrib/$basearch/  
gpgcheck=1  
enabled=0  
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-7  
  
# 使用failovermethod指定优先级,这里设置为随机(roundrobin),也可以改为priority并指定每个URL的优先级  
failovermethod=roundrobin

2.3 清理YUM缓存并更新

sudo yum clean all

sudo yum makecache

sudo yum update

三、验证

yum -y install gcc

四、总结

以上为个人经验,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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