docker的安装

一、下载
windows版下载地址：
https://www.docker.com/get-started/

二、linux安装
1.关闭selinux
vim /etc/selinux/config

设置为disabled

2.关闭防火墙
systemctl status firewalld

systemctl stop firewalld

3.安装必要插件
yum -y install yum-utils device-mapper-persistent-data lvm2
4.设置镜像地址
yum-config-manager --add-repo http://mirrors.aliyun.com/docker-ce/linux/centos/docker-ce.repo
5.安装docker
yum -y install docker-ce
6.添加docker服务和启动docker
systemctl enable docker
systemctl start docker