Merge pull request #11 from rothgar/ruby-container

Simplified dockerfile

Dockerfile

@@ -1,38 +1,24 @@
 # Hubot Control
 
-FROM ubuntu:13.10
+FROM ruby:2.0.0-onbuild
 
-# install dependencies
-RUN apt-get update && apt-get install -y git-core curl zlib1g-dev build-essential libssl-dev libreadline-dev libyaml-dev libsqlite3-dev sqlite3 libxml2-dev libxslt1-dev libcurl4-openssl-dev python-software-properties libpq-dev nodejs nodejs-legacy npm
-RUN npm install -g coffee-script
-RUN npm install -g hubot
+# Install nodejs and npm
+RUN curl -sL https://deb.nodesource.com/setup | bash -
+RUN apt-get update && apt-get install -y nodejs
+RUN rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*
 
-# install rbenv
-RUN git clone https://github.com/sstephenson/rbenv.git /usr/local/rbenv
-RUN git clone https://github.com/sstephenson/ruby-build.git /usr/local/rbenv/plugins/ruby-build
-RUN echo '# rbenv setup' > /etc/profile.d/rbenv.sh
-RUN echo 'export RBENV_ROOT=/usr/local/rbenv' >> /etc/profile.d/rbenv.sh
-RUN echo 'export PATH="$RBENV_ROOT/bin:$PATH"' >> /etc/profile.d/rbenv.sh
-RUN echo 'eval "$(rbenv init -)"' >> /etc/profile.d/rbenv.sh
-RUN chmod +x /etc/profile.d/rbenv.sh
-ENV RBENV_ROOT /usr/local/rbenv
-ENV PATH /usr/local/rbenv/shims:/usr/local/rbenv/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin
+# Install hubot
+RUN npm install -g coffee-script hubot
+RUN apt-get clean && npm cache clean
 
-# install ruby 2.0
-RUN rbenv install 2.0.0-p451
-RUN rbenv global 2.0.0-p451
+RUN useradd -m hubot
 
-# skip installing documentation
-RUN echo 'gem: --no-rdoc --no-ri' >> /.gemrc
-
-RUN gem install bundler && rbenv rehash
-
-ADD . /usr/src/hubot-control
-WORKDIR /usr/src/hubot-control
+EXPOSE 3000
 
-RUN bundle install --system && rbenv rehash
+WORKDIR /usr/src/app
+RUN chown -R hubot:hubot /usr/src/app
 
+USER hubot
 RUN RAILS_ENV=production bundle exec rake assets:precompile
 
-EXPOSE 3000
 CMD ["bundle", "exec", "unicorn", "-p", "3000", "-c", "./config/unicorn.rb", "-E", "production"]