https://mirrors.aliyun.com/centos/7/os/x86_64/Packages/
wget -O /etc/yum.repos.d/CentOS-Base.repo http://mirrors.aliyun.com/repo/Centos-7.repo
# 清除缓存
yum clean all
# 生成缓存
yum makecache
yum install epel-release
yum install -y yum-utils device-mapper-persistent-data lvm2

sudo yum-config-manager --add-repo http://mirrors.aliyun.com/docker-ce/linux/centos/docker-ce.repo
yum install docker-ce

systemctl start docker

sudo curl -L "https://gitee.com/zhulove/docker-compose/releases/download/v2.24.4/docker-compose-linux-x86_64" -o /usr/local/bin/docker-compose

chmod +x /usr/local/bin/docker-compose

#开机自启
systemctl enable docker.service
systemctl list-unit-files | grep enabled

firewall-cmd --zone=public --add-port=8848/tcp --permanent
firewall-cmd --reload
firewall-cmd --zone=public --list-ports

sudo systemctl daemon-reload
sudo systemctl restart docker
#可用镜像 7.30  docker.888666222.xyz  docker.1ms.run

{
	"registry-mirrors": [
  		"https://docker.1ms.run"
	]
}