yum update

yum install -y yum-utils

yum-config-manager  --add-repo https://download.docker.com/linux/centos/docker-ce.repo

yum install docker-ce -y   #这个是CE版本
yum install docker-ee -y　 #这个是EE版本
yum install docker-ce-<VERSION>  #安装特定版本

docker version

systemctl start docker

sudo mkdir -p /etc/docker

sudo tee /etc/docker/daemon.json <<-'EOF'

{

  "registry-mirrors": ["https://c54mqrwj.mirror.aliyuncs.com"]

}

EOF

sudo systemctl daemon-reload

sudo systemctl restart docker

 service docker start

 systemctl enable docker.service

#进入bash

alter user 'test'@'%' identified with mysql_native_password by 'pwd123456';