docker内安装应用的方法

前置条件

容器能上网。

进入容器

sudo docker exec -it 【容器id】 /bin/bash

1.设置源

###设置的清华源 其他源也可以
mv /etc/apt/sources.list /etc/apt/sources.list.bak
   
echo  "deb http://mirrors.tuna.tsinghua.edu.cn/debian/ buster main contrib non-free" >/etc/apt/sources.list

echo  "deb http://mirrors.tuna.tsinghua.edu.cn/debian/ buster-updates main contrib non-free" >>/etc/apt/sources.list

echo  "deb http://mirrors.tuna.tsinghua.edu.cn/debian/ buster-backports main contrib non-free" >>/etc/apt/sources.list

echo  "deb http://mirrors.tuna.tsinghua.edu.cn/debian-security buster/updates main contrib non-free" >>/etc/apt/sources.list

2.apt-get update

apt-get update
###现在就可以 install 了

END OVER