添加docker官方源到yum仓库
sudo yum-config-manager --add-repo https://download.docker.com/linux/centos/docker-ce.repo
安装docker主程序命令行和依赖组件
sudo yum install -y docker-ce docker-ce-cli containerd.io
把docker加入开机启动
sudo systemctl enable docker
启动docker
sudo systemctl start docker
关闭docker
sudo systemctl stop docker
重新启动docker
sudo systemctl restart docker
