Basic rails Dockerfile

Dockerfile

# DOCKER-VERSION 0.5.0
FROM    ubuntu:12.04

RUN apt-get -y install python-software-properties
RUN add-apt-repository "deb http://archive.ubuntu.com/ubuntu $(lsb_release -sc) main universe restricted multiverse"
RUN apt-add-repository -y ppa:brightbox/ruby-ng-experimental
RUN add-apt-repository -y ppa:chris-lea/node.js
RUN apt-get -y update

RUN apt-get -y install build-essential python g++ make ruby2.0 ruby2.0-dev nodejs
RUN gem install bundler

ADD . /

RUN bundle install --deployment

EXPOSE  3000
CMD bundle exec rails server -e production