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Last pushed: a year ago
# Base our image on an official, minimal image of our preferred Ruby FROM ruby:2.4 # Install essential Linux packages RUN echo "deb jessie-backports main" > /etc/apt/sources.list.d/backports.list && \ apt-get update && \ apt-get install -y build-essential file imagemagick tzdata libjpeg-dev libpng-dev && \ apt-get -t jessie-backports install -y postgresql-client-9.6 libpq-dev # Define where our application will live inside the image ENV RAILS_ROOT /pixnyannyan # Create application home. App server will need the pids dir so just create everything in one shot RUN mkdir -p $RAILS_ROOT/tmp/pids # Set our working directory inside the image WORKDIR $RAILS_ROOT # Use the Gemfiles as Docker cache markers. Always bundle before copying app src. # (the src likely changed and we don't want to invalidate Docker's cache too early) # ADD Gemfile Gemfile ADD Gemfile.lock Gemfile.lock # Prevent bundler warnings; ensure that the bundler version executed is >= that which created Gemfile.lock RUN gem install bundler # Finish establishing our Ruby enviornment RUN bundle install --deployment --without development test # Copy the Rails application into place ADD . . # Define the script we want run once the container boots # Use the "exec" form of CMD so our script shuts down gracefully on SIGTERM (i.e. `docker stop`) EXPOSE 3000 CMD $RAILS_ROOT/
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