yum  update
yum  install dnf-utils device-mapper-persistent-data lvm2 fuse-overlayfs wget net-tools
yum-config-manager --add-repo https://mirrors.aliyun.com/docker-ce/linux/centos/docker-ce.repo 
sed -i 's:\$releasever:7:g' /etc/yum.repos.d/docker-ce.repo
yum  update
yum  install -y docker-ce
systemctl enable docker
systemctl restart docker
touch /etc/docker/daemon.json
echo >/etc/docker/daemon.json
echo -e '{"registry-mirrors": ["https://dockerhub.azk8s.cn","https://reg-mirror.qiniu.com","https://registry.docker-cn.com"],
"iptables":false,
"log-driver":"json-file",
"log-opts": {"max-size":"200m", "max-file":"3"}
}' > /etc/docker/daemon.json
systemctl daemon-reload 
systemctl restart docker
##安装docker-compose
curl -L "https://github.com/docker/compose/releases/download/1.29.2/docker-compose-$(uname -s)-$(uname -m)" -o /usr/local/bin/docker-compose 
chmod +x /usr/local/bin/docker-compose
ln -s /usr/local/bin/docker-compose /usr/bin/docker-compose

docker-compose -v