dockerfile更改docker镜像源，网络安全详解

更换源

RUN sed -i s@/deb.debian.org/@/mirrors.aliyun.com/@g /etc/apt/sources.list \
&& apt-get update

方法二：

RUN 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

centos dockerfile 安装Python3.11

# 安装Python3.11依赖
RUN yum -y install gcc zlib zlib-devel libffi libffi-devel
RUN yum -y install bzip2-devel openssl-devel ncurses-devel sqlite-devel readline-