2.docker学习之linux安装

Docker CE is supported on CentOS 7.3 64-bit.

说明docker只能安装在centOS7以上

[[email protected] ~]# yum install -y yum-utils
[[email protected] ~]# yum-config-manager \
    --add-repo     https://download.docker.com/linux/centos/docker-ce.repo

[[email protected]-bigdata01 ~]# yum makecache fast
[[email protected] ~]# yum -y install docker-ce
[[email protected] ~]# systemctl start docker

centOS7关闭防火墙

[[email protected] ~]# systemctl stop firewalld.service

centOS7禁止开启启动防火墙

[[email protected] ~]# systemctl disable firewalld.service 

查看防火墙状态

[[email protected] ~]# firewall-cmd --state