CentOS 7.3 安装 Docker 的最简单方法

# wget -c https://download.docker.com/linux/centos/7/x86_64/stable/Packages/docker-ce-17.12.1.ce-1.el7.centos.x86_64.rpm 
# yum install docker-ce-17.12.1.ce-1.el7.centos.x86_64.rpm
# systemctl start docker
# systemctl enable docker