系统管理员可以通过SSH服务来远程登录管理服务器
本文介绍基于docker commit和Dockerfile为镜像添加ssh服务
docker commit
该命令支持用户对容器自定义
1.获取镜像ubuntu:18.04,并创建一个容器
[root@node2 db]docker pull ubuntu:18.04
[root@node2 db]docker run -it ubuntu:18.04 bash
2.配置软件源
root@cc346f9c4d00:/#apt-get update 更新软件源
建议使用国内的镜像源,速度快,这里使用的是阿里的
root@cc346f9c4d00:/#cat >> /etc/apt/sources.list.d/aliyun.list << EOF
deb http://mirrors.aliyun.com/ubuntu/ bionic main restricted universe multiverse
deb http://mirrors.aliyun.com/ubuntu/ bionic-security main restricted universe multiverse
deb http://mirrors.aliyun.com/ubuntu/ bionic-updates main restricted universe multiverse
deb http://mirrors.aliyun.com/ubuntu/ bionic-proposed main restricted universe multiverse
deb http://mirrors.aliyun.com/ubuntu/ bionic-backports main restricted universe multiverse
deb-src http://mirrors.aliyun.com/ubuntu/ bionic main restricted universe multiverse
deb-src http://mirrors.aliyun.com/ubuntu/ bionic-security main restricted universe multiverse
deb-src http://mirrors.aliyun.com/ubuntu/ bionic-updates main restricted universe multiverse
deb-src http://mirrors.aliyun.com/ubuntu/ bionic-proposed main restricted universe multiverse
deb-src http://mirrors.aliyun.com/ubuntu/ bionic-backports main restricted universe multiverse
EOF
root@cc346f9c4