Dockerfile 实例
# Nginx## VERSION 0.0.1
FROM ubuntu
MAINTAINER VictorVieux<victor@docker.com># make sure the package repository is up to date
RUN echo "deb http://archive.ubuntu.com/ubuntu precise main universe">/etc/apt/sources.list
RUN apt-get update
RUN apt-get install -y inotify-tools nginx apache2 openssh-server
# Firefox over VNC## VERSION 0.3
FROM ubuntu
# make sure the package repository is up to date
RUN echo "deb http://archive.ubuntu.com/ubuntu precise main universe">/etc/apt/sources.list
RUN apt-get update
# Install vnc, xvfb in order to create a 'fake' display and firefox
RUN apt-get install -y x11vnc xvfb firefox
RUN mkdir /.vnc
# Setup a password
RUN x11vnc -storepasswd 1234~/.vnc/passwd
# Autostart firefox (might not be the best way, but it does the trick)
RUN bash -c 'echo "firefox" >> /.bashrc'
EXPOSE 5900
CMD ["x11vnc","-forever","-usepw","-create"]# Multiple images example## VERSION 0.1
FROM ubuntu
RUN echo foo > bar
# Will output something like ===> 907ad6c2736f
FROM ubuntu
RUN echo moo > oink
# Will output something like ===> 695d7793cbe4# You᾿ll now have two images, 907ad6c2736f with /bar, and 695d7793cbe4 with# /oink.