Aliyun docker source install docker

#!/bin/bash
#centos7 Use Alibaba Cloud Docker Yum source to install the specified version of docker online

1 Uninstall the installed Docker and turn off the firewall and selinux

sudo yum remove docker \
                  docker-client \
                  docker-client-latest \
                  docker-common \
                  docker-latest \
                  docker-latest-logrotate \
                  docker-logrotate \
                  docker-selinux \
                  docker-engine-selinux \
                  docker-engine


systemctl disable firewalld.service && systemctl stop firewalld.service
sed -i 's|SELINUX=enforcing|SELINUX=disabled|g'  /etc/selinux/config            

2 Configure Alibaba Cloud Docker Yum source

Install Docker dependencies

sudo yum install -y yum-utils device-mapper-persistent-data lvm2

Use Aliyun Docker

sudo yum-config-manager --add-repo http://mirrors.aliyun.com/docker-ce/linux/centos/docker-ce.repo

3 Install the specified version of Docker

View docker version

yum list docker-ce --showduplicates | grep -E -v 'plugins:|mirror|base:|extras:|updates:|Packages'|awk '{print $2}' 
yum install -y docker-ce-18.03.1.ce-1.el7.centos

4 Start docker and set self-startup

systemctl start docker && systemctl enable docker