Linux各个版本的系统安装docker

Ubuntu/Debian

1. 删除之前安装的docker
   apt-get remove docker docker-engine docker.io
2. 安装依赖
   apt-get install apt-transport-https ca-certificates curl gnupg2 software-properties-common
3. 添加信任的依赖
   Debian：
   curl -fsSL https://download.docker.com/linux/debian/gpg | sudo apt-key add -
   Ubuntu：
   curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo apt-key add -
4. 添加软件仓库
   Debian:

   add-apt-repository \
      "deb [arch=amd64] https://mirrors.tuna.tsinghua.edu.cn/docker-ce/linux/debian \
      $(lsb_release -cs) \
      stable"

   Ubuntu:

   add-apt-repository \
      "deb [arch=amd64] https://mirrors.tuna.tsinghua.edu.cn/docker-ce/linux/ubuntu \
      $(lsb_release -cs) \
      stable"

5. 安装
   apt-get update apt-get install docker-ce

CentOS/RedHat

1. 删除之前安装的docker
   yum remove docker docker-common docker-selinux docker-engine
2. 安装一些依赖
   yum install -y yum-utils device-mapper-persistent-data lvm2 wget
3. 配置docker的安装源
   wget -O /etc/yum.repos.d/docker-ce.repo https://download.docker.com/linux/centos/docker-ce.repo
4. 将安装源替换成清华源
   sed -i 's+download.docker.com+mirrors.tuna.tsinghua.edu.cn/docker-ce+' /etc/yum.repos.d/docker-ce.repo
5. 安装
   yum makecache fast
yum install docker-ce