yum install wget -y
wget -O /etc/yum.repos.d/CentOS-Base.repo http://mirrors.aliyun.com/repo/Centos-7.repo
wget https://mirrors.aliyun.com/docker-ce/linux/centos/docker-ce.repo -O /etc/yum.repos.d/docker-ce.repo
yum -y install docker-ce-18.06.1.ce-3.el7
systemctl enable docker && systemctl start docker
docker --version
1、
curl -L https://get.daocloud.io/docker/compose/releases/download/1.19.0/docker-compose-`uname -s`-`uname -m` | sudo tee /usr/bin/docker-compose > /dev/null
chmod +x /usr/bin/docker-compose
2、
yum install epel-release -y
yum install python-devel
yum install python-pip -y
pip install docker-compose