sudo yum 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 -y install docker-ce

sudo systemctl enable docker

sudo systemctl start docker

sudo vi /etc/docker/daemon.json

{ "registry-mirrors": ["https://registry.docker-cn.com"]

}

sudo systemctl daemon-reload

sudo systemctl restart docker

sudo curl -L "https://github.com/docker/compose/releases/download/1.23.2/docker-compose-$(uname -s)-$(uname -m)" -o /usr/local/bin/docker-compose

sudo chmod +x /usr/local/bin/docker-compose

docker-compose --version