centos8 配置阿里云yum源

本地yum源配置方法

备份/etc/yum.repos.d中的文件

cd /etc/yum.repos.d

touch CentOS-Base.repo

vim CentOS-Base.repo

mnt /dev/cdrom /mnt/cdrom 挂载镜像文件

[BaseOS]

name=CentOS-BaseOS

baseurl=file:///mnt/cdrom/BaseOS

gpgcheck=0

enabled=1

[APP]

name=CentOS-APP

baseurl=file:///mnt/cdrom/AppStream

gpgcheck=0

enabled=1

阿里云yum源配置方法 (要有网)

1. cd /etc/yum.repo.d
2. touch CentOS-AppStream.repo CentOS-BaseOS.repo CentOS-Extras.repo
3. 编辑各个文件内容

　　CentOS-AppStream.repo

　　[aliyun-AppStream]

　　name=CentOS-$releasever - AppStream
　　baseurl=https://mirrors.aliyun.com/centos/$releasever/AppStream/$basearch/os/
　　gpgcheck=1
　　enabled=1
　　gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-centosofficial
　　

　　CentOS-BaseOS.repo

　　[aliyun-BaseOS]
　　name=CentOS-$releasever - Base
　　baseurl=https://mirrors.aliyun.com/centos/$releasever/BaseOS/$basearch/os/
　　gpgcheck=1
　　enabled=1
　　gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-centosofficial
　　

　　CentOS-Extras.repo

　　[aliyun-extras]
　　name=CentOS-$releasever - Extras
　　baseurl=https://mirrors.aliyun.com/centos/$releasever/extras/$basearch/os/
　　gpgcheck=1
　　enabled=1
　　gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-centosofficial

1. dnf -y install epel-release
2. dnf clean all
3. dnf makecache
4. dnf repolist