yum源
# curl http://mirrors.aliyun.com/docker-ce/linux/centos/docker-ce.repo -o /etc/yum.repos.d/docker-ce.repo
# wget http://mirrors.aliyun.com/repo/epel-7.repo -o /etc/yum.repos.d/epel.repo
# curl http://mirrors.aliyun.com/repo/Centos-7.repo -o /etc/yum.repos.d/Centos-Base.repo
安装依赖包
yum install -y yum-utils device-mapper-persistent-data lvm2
yum list docker-ce.x86_64 --showduplicates | sort -r
yum install -y docker-ce
来源：CSDN
作者：Yanggle Yang
链接：https://blog.csdn.net/yanggleyang/article/details/104035022