CentOS8或docker镜像centos8更换镜像源
因为 CentOS 8 已经结束生命周期,原来的镜像源不可用了。我们需要将镜像源改为 CentOS 8 的替代源。
因为 CentOS 8 已经结束生命周期,原来的镜像源不可用了。我们需要将镜像源改为 CentOS 8 的替代源。
在容器中运行以下命令:
首先备份原有的源
cd /etc/yum.repos.d/
mkdir backup
mv *.repo backup/
创建新的源文件
cat > /etc/yum.repos.d/CentOS-Base.repo << ‘EOF’
[BaseOS]
name=CentOS-releasever−Basebaseurl=https://mirrors.aliyun.com/centos−vault/8.5.2111/BaseOS/releasever - Base baseurl=https://mirrors.aliyun.com/centos-vault/8.5.2111/BaseOS/releasever−Basebaseurl=https://mirrors.aliyun.com/centos−vault/8.5.2111/BaseOS/basearch/os/
gpgcheck=0
enabled=1
[AppStream]
name=CentOS-releasever−AppStreambaseurl=https://mirrors.aliyun.com/centos−vault/8.5.2111/AppStream/releasever - AppStream baseurl=https://mirrors.aliyun.com/centos-vault/8.5.2111/AppStream/releasever−AppStreambaseurl=https://mirrors.aliyun.com/centos−vault/8.5.2111/AppStream/basearch/os/
gpgcheck=0
enabled=1
[extras]
name=CentOS-releasever−Extrasbaseurl=https://mirrors.aliyun.com/centos−vault/8.5.2111/extras/releasever - Extras baseurl=https://mirrors.aliyun.com/centos-vault/8.5.2111/extras/releasever−Extrasbaseurl=https://mirrors.aliyun.com/centos−vault/8.5.2111/extras/basearch/os/
gpgcheck=0
enabled=1
[PowerTools]
name=CentOS-releasever−PowerToolsbaseurl=https://mirrors.aliyun.com/centos−vault/8.5.2111/PowerTools/releasever - PowerTools baseurl=https://mirrors.aliyun.com/centos-vault/8.5.2111/PowerTools/releasever−PowerToolsbaseurl=https://mirrors.aliyun.com/centos−vault/8.5.2111/PowerTools/basearch/os/
gpgcheck=0
enabled=1
EOF
清理缓存并更新
dnf clean all
dnf makecache
现在可以安装软件包了
dnf install -y dnf-plugins-core
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