centos docker一键安装

#! /bin/bash centos 7
sudo yum -y update
sudo yum -y remove docker  docker-common docker-selinux docker-engine
sudo yum install -y yum-utils device-mapper-persistent-data lvm2
sudo yum-config-manager --add-repo http://mirrors.aliyun.com/docker-ce/linux/centos/docker-ce.repo
sudo yum install -y docker-ce
#启动docker
sudo systemctl start docker
# //添加开机启动
sudo systemctl enable docker

#! /bin/bash centos 8
sudo yum -y update
sudo yum -y remove docker  docker-common docker-selinux docker-engine
yum install https://download.docker.com/linux/fedora/30/x86_64/stable/Packages/containerd.io-1.2.6-3.3.fc30.x86_64.rpm
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 -y docker-ce 
//启动docker
systemctl start docker
//添加开机启动
systemctl enable docker