安装Docker

# 添加k8sdocker的阿里云YUM源
wget https://mirrors.aliyun.com/docker-ce/linux/centos/docker-ce.repo -O /etc/yum.repos.d/docker-ce.repo

# 安装docker-ce
yum install docker-ce-19.03.13 -y

# 运行和开机启动docker
systemctl start docker.service
systemctl enable docker.service

配置加速器

# 参考：https://cr.console.aliyun.com/
cat >> /etc/docker/daemon.json << EOF
{    
    "registry-mirrors": ["https://gg3gwnry.mirror.aliyuncs.com"]
}
EOF

安装Docker-Compose

git地址：https://docs.docker.com/compose/compose-file/compose-file-v3/

安装地址：https://docs.docker.com/compose/install/other/

安装命令

# 下载docker-compose
curl -SL https://github.com/docker/compose/releases/download/v2.16.0/docker-compose-linux-x86_64 -o /usr/local/bin/docker-compose
# 创建软链接
ln -s /usr/local/bin/docker-compose /usr/bin/docker-compose
# 检查
docker-compose version