yum install docker-io
service docker start
chkconfig docker on
docker pull centos:latest
docker images centos
			
		

test

			
docker run -i -t centos /bin/bash
			
		

从官方网站获得最新社区版

			
yum install -y yum-utils
yum-config-manager --add-repo https://download.docker.com/linux/centos/docker-ce.repo
yum makecache fast
yum -y install docker-ce

systemctl start docker
			
		

测试安装是否成功

			
docker run hello-world
			
		

Ubuntu 默认版本

			
$ sudo apt update
$ sudo apt install docker.io
$ sudo ln -sf /usr/bin/docker.io /usr/local/bin/docker
$ sudo sed -i '$acomplete -F _docker docker' /etc/bash_completion.d/docker.io
			
		

			
$ sudo docker run -i -t ubuntu /bin/bash
			
		

从官方网站获得最新社区版

		
#!/bin/bash

sudo apt remove docker docker-engine

sudo apt install \
    apt-transport-https \
    ca-certificates \
    curl \
    software-properties-common
	
curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo apt-key add -
sudo apt-key fingerprint 0EBFCD88

sudo add-apt-repository \
   "deb [arch=amd64] https://download.docker.com/linux/ubuntu \
   $(lsb_release -cs) \
   stable"
   
sudo apt update
sudo apt install docker-ce

apt-cache madison docker-ce