redhat8、centos8如何修改和使用阿里源配置YUM更新源_redhat8 配置阿里云yum源

防止意外请把 /etc/yum.repos.d/ 文件夹的文件备份完成后，进行如下操作。

使用vi 或 vim 黏贴的时候注意用“i”进输入模式后在操作。否则最上面一行会黏贴丢失导致失败。

自己制作repo文件使用8-stream阿里源（生产环境使用请自行评估）

vi /etc/yum.repos.d/CentOS-stream-8.repo

第一个Base文件修改

[base]
name=CentOS-$releasever - Base - mirrors.aliyun.com
#failovermethod=priority
baseurl=https://mirrors.aliyun.com/centos/8-stream/BaseOS/$basearch/os/
        http://mirrors.aliyuncs.com/centos/centos/8-stream/BaseOS/$basearch/os/
        http://mirrors.cloud.aliyuncs.com/centos/8-stream/BaseOS/$basearch/os/
gpgcheck=1
enabled=1
gpgkey=https://mirrors.aliyun.com/centos-stream/RPM-GPG-KEY-CentOS-Official

#additional packages that may be useful
[extras]
name=CentOS-$releasever - Extras - mirrors.aliyun.com
#failovermethod=priority
baseurl=https://mirrors.aliyun.com/centos/8-stream/extras/$basearch/os/
        http://mirrors.aliyun.com/centos/8-stream/extras/$basearch/os/
        http://mirrors.cloud.aliyuncs.com/centos/8-stream/extras/$basearch/os/
gpgcheck=1
enabled=0
gpgkey=https://mirrors.aliyun.com/centos-stream/RPM-GPG-KEY-CentOS-Official

#additional packages that extend functionality of existing packages
[centosplus]
name=CentOS-$releasever - Plus - mirrors.aliyun.com
#failovermethod=priority
baseurl=https://mirrors.aliyun.com/centos/8-stream/centosplus/$basearch/os/
        http://mirrors.aliyun.com/centos/8-stream/centosplus/$basearch/os/
        http://mirrors.cloud.aliyuncs.com/centos/8-stream/centosplus/$basearch/os/
gpgcheck=1
enabled=0
gpgkey=https://mirrors.aliyun.com/centos-stream/RPM-GPG-KEY-CentOS-Official

[PowerTools]
name=CentOS-$releasever - PowerTools - mirrors.aliyun.com
#failovermethod=priority
baseurl=https://mirrors.aliyun.com/centos/8-stream/PowerTools/$basearch/os/
        http://mirrors.aliyuncs.com/centos/8-stream/PowerTools/$basearch/os/
        http://mirrors.cloud.aliyuncs.com/centos/8-stream/PowerTools/$basearch/os/
gpgcheck=1
enabled=0
gpgkey=https://mirrors.aliyun.com/centos-stream/RPM-GPG-KEY-CentOS-Official

另外一个AppStream文件修改

[AppStream]
name=CentOS-$releasever - AppStream - mirrors.aliyun.com
#failovermethod=priority
baseurl=https://mirrors.aliyun.com/centos/8-stream/AppStream/$basearch/os/
        http://mirrors.aliyuncs.com/centos/8-stream/AppStream/$basearch/os/
        http://mirrors.cloud.aliyuncs.com/centos/8-stream/AppStream/$basearch/os/
gpgcheck=1
enabled=0
gpgkey=https://mirrors.aliyun.com/centos-stream/RPM-GPG-KEY-CentOS-Official

讲文本分别复制进文件后保存退出

再请重新生成缓存

可以用yum（Yellow dog Updater, Modified）命令
yum clean all
yum makecache