Ubuntu20 制作镜像

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已于 2024-12-06 18:33:28 修改

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文章标签： ubuntu linux 运维

于 2024-03-15 11:39:13 首次发布

本文链接：https://blog.youkuaiyun.com/u011788214/article/details/136735389

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本文详细描述了如何在Docker容器中基于Ubuntu20.04镜像安装SSH服务器，包括添加阿里云镜像源，安装必要的软件包，设置时区和root密码，以及解决SSH连接问题。

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FROM ubuntu:20.04

USER root

RUN rm -f /etc/apt/sources.list \
	&& echo "deb http://mirrors.aliyun.com/ubuntu/ focal main restricted universe multiverse">> /etc/apt/sources.list \
	&& echo "deb http://mirrors.aliyun.com/ubuntu/ focal-security main restricted universe multiverse">> /etc/apt/sources.list \
	&& echo "deb http://mirrors.aliyun.com/ubuntu/ focal-updates main restricted universe multiverse">> /etc/apt/sources.list \
	&& echo "deb http://mirrors.aliyun.com/ubuntu/ focal-proposed main restricted universe multiverse">> /etc/apt/sources.list \
	&& echo "deb http://mirrors.aliyun.com/ubuntu/ focal-backports main restricted universe multiverse">> /etc/apt/sources.list \
	&& apt-get update
RUN apt-get install -y curl
RUN apt-get install -y tzdata

RUN apt-get install -y openssh-server

ENV LANG C.UTF-8
RUN ln -sf /usr/share/zoneinfo/Asia/Shanghai /etc/localtime \
    && echo "Asia/Shanghai" > /etc/timezone \
    && dpkg-reconfigure -f noninteractive tzdata
    
#更改root用户登录密码为
RUN echo 'root:123805' | chpasswd
#声明22端口
EXPOSE 22


RUN mkdir /opt/spatialchat/


WORKDIR /opt/spatialchat

容器停止
docker stop XXX
容器移除
docker rm XXX
查看镜像
docker images
删除镜像
docker rmi hadoop-base:v1

构建镜像
docker build -t hadoop-base:v1 ./
根据镜像，构建容器
docker run -itd --name test -p 222:22 hadoop-base:v1
查看容器
docker ps -a
进入docekr容器内部
docker exec -it 6304e8f62f08 bash
docker exec -it 6304e8f62f08 /bin/bash

遇到问题ssh无法连接：手动修复