docker安装
https://www.runoob.com/docker/ubuntu-docker-install.html
runoob@runoob:~$ wget -qO- https://get.docker.com/ | sh
在Ubuntu上安装yum
https://blog.csdn.net/qq_42712552/article/details/88363272
解决yum报错：Error: Cannot retrieve repository metadata (repomd.xml) for repository: base. Please verify
https://blog.csdn.net/liucheng417/article/details/49507843
第一步：把docker需要部署文件拷贝到服务器
第二步：进入目录执行
docker build -t lepus .
lepus是镜像名称
https://blog.csdn.net/jiangyu1013/article/details/79967440
Ubuntu下创建新用户
https://blog.csdn.net/taolusi/article/details/81304057
docker运行镜像报错："write init-p: broken pipe"
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