一、Centos7.X安装Docker
目录
1.关闭selinux
setenforce 0 #临时关闭
sed -i "s/^SELINUX\=enforcing/SELINUX\=disabled/g" /etc/selinux/config #永久关闭
2.关闭防火墙
systemctl stop firewalld #临时关闭
systemctl disable firewalld #禁止开机自启动
注:此为在线安装,需要可以上网的环境
3.卸载老版本
yum remove docker \
docker-client \
docker-client-latest \
docker-common \
docker-latest \
docker-latest-logrotate \
docker-logrotate \
docker-selinux \
docker-engine-selinux \
docker-engine
4.安装
yum install -y yum-utils \ device-mapper-persistent-data \ lvm2
yum-config-manager \ --add-repo \ https://download.docker.com/linux/centos/docker-ce.repo
yum install docker-ce -y
5.启动并设置开机自启
systemctl start docker
systemctl enable docker
6.版本以及基本信息查看
docker info
docker version
7.配置加速器
daocloud加速器官网::https://www.daocloud.io/mirror
配置:curl -sSL https://get.daocloud.io/daotools/set_mirror.sh | sh -s http://f1361db2.m.daocloud.io