Centos7上安装docker 参考：https://www.cnblogs.com/yufeng218/p/8370670.html
CentOS7 安装 Docker 和 Docker-compose
参考：https://www.centos.bz/2019/01/centos7-安装-docker-和-docker-compose/
docker-compose 版本查找： https://github.com/docker/compose/releases
sudo curl -L "https://github.com/docker/compose/releases/download/1.24.1/docker-compose-$(uname -s)-$(uname -m)" -o /usr/local/bin/docker-compose
sudo chmod +x /usr/local/bin/docker-compose
docker-compose --version
