Dockerfile

Dockerfile

FROM ruby:2.4.1
MAINTAINER "João Tarla" <joao@tarla.com.br>

RUN apt-get update -qq && apt-get install -y -f --force-yes apt-transport-https && \
    apt-key adv --keyserver keyserver.ubuntu.com --recv-keys 40976EAF437D05B5 && \
    echo deb http://archive.ubuntu.com/ubuntu precise main universe > /etc/apt/sources.list && \
    echo deb http://archive.ubuntu.com/ubuntu precise-updates main universe >> /etc/apt/sources.list && \
    echo deb http://apt.postgresql.org/pub/repos/apt/ precise-pgdg main >> /etc/apt/sources.list && \
    wget --quiet -O - https://www.postgresql.org/media/keys/ACCC4CF8.asc | apt-key add - && \
    curl -sS https://dl.yarnpkg.com/debian/pubkey.gpg | apt-key add - && \
    echo "deb https://dl.yarnpkg.com/debian/ stable main" | tee /etc/apt/sources.list.d/yarn.list && \
    apt-get update -qq && apt-get install -y -f --force-yes build-essential libxml2-dev libxslt1-dev postgresql-client-9.6 yarn && \
    apt-get clean && apt-get autoremove -y && apt-get autoclean -y

RUN curl -SLO "https://nodejs.org/dist/v7.10.0/node-v7.10.0-linux-x64.tar.xz" \
    && tar -xJf "node-v7.10.0-linux-x64.tar.xz" -C /usr/local --strip-components=1 \
    && rm "node-v7.10.0-linux-x64.tar.xz" \
    && ln -s /usr/local/bin/node /usr/local/bin/nodejs

RUN curl -SLO "https://bitbucket.org/ariya/phantomjs/downloads/phantomjs-2.1.1-linux-x86_64.tar.bz2" && \
    tar jxf "phantomjs-2.1.1-linux-x86_64.tar.bz2"  -C /usr/local/ --strip-components=1 && \
    rm "phantomjs-2.1.1-linux-x86_64.tar.bz2"

ENV APP_HOME /usr/src/app

RUN mkdir -p $APP_HOME && \
    useradd -ms /bin/false app_user

WORKDIR $APP_HOME

ADD Gemfile $APP_HOME/Gemfile
ADD Gemfile.lock $APP_HOME/Gemfile.lock

# --- Bundle Setup ---
ENV BUNDLE_GEMFILE=$APP_HOME/Gemfile BUNDLE_PATH=/bundle

# uninstall pre-packaged bundler version  in the ruby:2.3.3 docker image
RUN gem uninstall -i /usr/local/lib/ruby/gems/2.4.0 bundler

COPY . $APP_HOME

RUN gem install bundler && \
    gem install foreman && \
    chown -R app_user:app_user $APP_HOME && \
    apt-get clean && rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*

EXPOSE 9000

CMD bundle exec rails s -p 9000 -b 0.0.0.0