CentOS7安装并配置Docker

Posted 2020-11-30 featherwit

官网安装教程: https://docs.docker.com/engine/install/centos/

1. 查看内核版本

[root@centos zhangjie]# uname -a
Linux centos 3.10.0-1127.el7.x86_64 #1 SMP Tue Mar 31 23:36:51 UTC 2020 x86_64 x86_64 x86_64 GNU/Linux

2. 安装依赖软件包

[root@centos zhangjie]# yum install -y yum-utils device-mapper-persistent-data lvm2

3. 设置yum源(任选一个)

[root@centos zhangjie]#yum-config-manager --add-repo http://download.docker.com/linux/centos/docker-ce.repo（中央仓库）

[root@centos zhangjie]#yum-config-manager --add-repo http://mirrors.aliyun.com/docker-ce/linux/centos/docker-ce.repo（阿里仓库）

4. 查看所有仓库中所有docker版本，并选择特定版本安装

[root@centos zhangjie]# yum list docker-ce --showduplicates | sort -r

5. 安装Docker，命令：yum install docker-ce-版本号

[root@centos zhangjie]# yum install docker-ce-18.03.1.ce

6. 启动Docker, 命令: systemctl start docker，然后加入开机启动

[root@centos zhangjie]# systemctl start docker 

[root@centos zhangjie]# systemctl enable docker 

[root@centos zhangjie]# docker version