1、docker安装
yum install -y yum-utils device-mapper-persistent-data
yum-config-manager --add-repo https://download.docker.com/linux/centos/docker-ce.repo
yum install docker-ce -y
2、启动docker并设置开机自启
systemctl start docker
systemctl enable docker
3、安装docker-compose
curl -L "https://github.com/docker/compose/releases/download/1.22.0/docker-compose-$(uname -s)-$(uname -m)" -o /usr/local/bin/docker-compose
4、添加可执行权限
chmod +x /usr/local/bin/docker-compose