# centos7
wget -O /etc/yum.repos.d/CentOS-Base.repo
http://mirrors.aliyun.com/repo/Centos-7.repo
# centos8
wget -O /etc/yum.repos.d/CentOS-Base.repo
http://mirrors.aliyun.com/repo/Centos-8.repo
# 安装 yum-config-manager 配置工具
yum -y install yum-utils
# 设置 yum 源
yum-config-manager --add-repo http://mirrors.aliyun.com/docker-
ce/linux/centos/docker-ce.repo
# 安装 docker-ce 版本
yum install -y docker-ce
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