yum -y install yum-utils device-mapper-persistent-data lvm2
yum-config-manager --add-repo http://mirrors.aliyun.com/docker-ce/linux/centos/docker-ce.repo
yum makecache fast
yum -y install docker-ce
systemctl start docker # 启动
systemctl enable docker # 开机自启
docker version # 查看版本
原文:https://www.cnblogs.com/Icarus0727/p/15236472.html