CentOS安装Docker

    1. curl -fsSL https://get.docker.com | bash -s docker --mirror Aliyun
    2. 或
    3. curl -sSL https://get.daocloud.io/docker | sh
    5. systemctl status docker
    6. systemctl start docker

    docker-compose安装

    1. curl -L "https://github.com/docker/compose/releases/download/v2.4.1（这里是docker-compose版本）/docker-compose-$(uname -s)-$(uname -m)" -o /usr/local/bin/docker-compose
    3. chmod +x /usr/local/bin/docker-compose
    5. ln -s /usr/local/bin/docker-compose /usr/bin/docker-compose
    7. ##如果上述安装有问题，可以直接从github上下载。https://github.com/docker/compose/tags
    8. ##下载稳定版本的docker-compose后，移动到/usr/local/bin/目录下，然后分配执行权限，添加软连接