《Docker技术入门与实战》读书笔记与实践

fjptec-xm

　　

　　

　　创建支持SSH的服务的镜像
　　

　　Dockerfile内容

FROM ubuntu
MAINTAINER from www.mtian.net by mtiannet
RUN echo "deb http://mirrors.aliyun.com/ubuntu/ xenial main restricted" > /etc/apt/sources.list
RUN echo "deb http://mirrors.aliyun.com/ubuntu/ xenial-updates main restricted" >> /etc/apt/sources.list
RUN echo "deb http://mirrors.aliyun.com/ubuntu/ xenial universe" >> /etc/apt/sources.list
RUN echo "deb http://mirrors.aliyun.com/ubuntu/ xenial-updates universe" >> /etc/apt/sources.list
RUN echo "deb http://mirrors.aliyun.com/ubuntu/ xenial multiverse" >> /etc/apt/sources.list
RUN echo "deb http://mirrors.aliyun.com/ubuntu/ xenial-updates multiverse" >> /etc/apt/sources.list
RUN echo "deb http://mirrors.aliyun.com/ubuntu/ xenial-backports main restricted universe multiverse" >> /etc/apt/sources.list
RUN echo "deb http://mirrors.aliyun.com/ubuntu/ xenial-security main restricted" >> /etc/apt/sources.list
RUN echo "deb http://mirrors.aliyun.com/ubuntu/ xenial-security universe" >> /etc/apt/sources.list
RUN echo "deb http://mirrors.aliyun.com/ubuntu/ xenial-security multiverse" >> /etc/apt/sources.list

RUN apt-get update -y
RUN apt-get install openssh-server -y

RUN mkdir -p /var/run/sshd
RUN mkdir -p /root/.ssh
ADD authorized_keys /root/.ssh/authorized_keys
ADD run.sh /run.sh
RUN chmod 755 /run.sh
EXPOSE 22
CMD ["/run.sh"]　　run.sh文件内容
　　#!/bin/bash
    /usr/sbin/sshd -D

　　

　　生成images
　　sudo docker build -t sshd:dockerfile .
　　

　　运行容器

　　sudo docker run -d -p 10122:22 sshd:dockerfile

　　

　　链接到容器ssh

　　ssh root@127.0.0.1 -p 10122
　　

　　

　　创建Apache镜像
　　FROM sshd:dockerfile
MAINTAINER from www.mtian.net by mtiannet
ENV DEBIAN_FRONTEND noninteractive
RUN echo "deb http://mirrors.aliyun.com/ubuntu/ xenial main restricted" > /etc/apt/sources.list
RUN echo "deb http://mirrors.aliyun.com/ubuntu/ xenial-updates main restricted" >> /etc/apt/sources.list
RUN echo "deb http://mirrors.aliyun.com/ubuntu/ xenial universe" >> /etc/apt/sources.list
RUN echo "deb http://mirrors.aliyun.com/ubuntu/ xenial-updates universe" >> /etc/apt/sources.list
RUN echo "deb http://mirrors.aliyun.com/ubuntu/ xenial multiverse" >> /etc/apt/sources.list
RUN echo "deb http://mirrors.aliyun.com/ubuntu/ xenial-updates multiverse" >> /etc/apt/sources.list
RUN echo "deb http://mirrors.aliyun.com/ubuntu/ xenial-backports main restricted universe multiverse" >> /etc/apt/sources.list
RUN echo "deb http://mirrors.aliyun.com/ubuntu/ xenial-security main restricted" >> /etc/apt/sources.list
RUN echo "deb http://mirrors.aliyun.com/ubuntu/ xenial-security universe" >> /etc/apt/sources.list
RUN echo "deb http://mirrors.aliyun.com/ubuntu/ xenial-security multiverse" >> /etc/apt/sources.list
RUN apt-get update -y
RUN apt-get -yq install apache2 && rm -rf /var/lib/apt/lists/*
RUN echo "Asia/Shanghai" > /etc/timezone && dpkg-reconfigure -f noninteractvie tzdata
ADD run.sh /run.sh
RUN chmod 755 /*.sh
RUN mkdir -p /var/lock/apache2 && mkdir -p /app && rm -rf /var/www/html && ln -s /app /var/www/html
COPY sample/ /app
ENV APACHE_RUN_USER www-data
ENV APACHE_RUN_GROUP www-data
ENV APACHE_LOG_DIR /var/log/apache2
ENV APACHE_PID_FILE /var/run/apache2.pid
ENV APACHE_RUN_DIR /var/run/apache2
ENV APACHE_LOCK_DIR /var/lock/apache2
ENV APACHE_SERVERADMIN admin@localhost
ENV APACHE_SERVERNAME localhost
ENV APACHE_SERVERALIAS docker.localhost
ENV APACHE_DOCUMENTROOT /var/www
EXPOSE 80
WORKDIR /app
CMD ["/run.sh"]

　　#!/bin/bash
/usr/sbin/sshd &
　　exec apache2 -D FOREGROUND
　　

　　sudo docker build -t apache:ubuntu .
sudo docker run -i -d -p 8000:80 -p 2222 -e APACHE_SERVERNAME=test -v `pwd`/www:/var/www:ro apachee:ubuntu