Files
baclight/production.Dockerfile
T
2022-11-25 16:55:02 -08:00

44 lines
1.2 KiB
Docker

FROM ruby:3.1.3-slim
RUN apt-get update -qq && apt-get install -yq --no-install-recommends \
build-essential \
gnupg2 \
libpq-dev \
&& rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*
ENV LANG=C.UTF-8 \
BUNDLE_JOBS=4 \
BUNDLE_RETRY=3 \
RAILS_ENV=production
RUN gem update --system && gem install bundler
WORKDIR /usr/src/app
COPY Gemfile* ./
RUN bundle config frozen true \
&& bundle config jobs 4 \
&& bundle config deployment true \
&& bundle config without 'development test' \
&& bundle install
COPY . .
# Precompile assets
# SECRET_KEY_BASE or RAILS_MASTER_KEY is required in production, but we don't
# want real secrets in the image or image history. The real secret is passed in
# at run time
ARG SECRET_KEY_BASE=fakekeyforassets
RUN bin/rails assets:clobber && bundle exec rails assets:precompile
# Run database migrations when deploying to Render. It is not great, maybe there's a better way?
# https://community.render.com/t/release-command-for-db-migrations/247/6
ARG RENDER
ARG DATABASE_URL
RUN if [ -z "$RENDER" ]; then echo "var is unset"; else bin/rails db:migrate; fi
EXPOSE 3000
CMD ["bundle", "exec", "puma", "-C", "config/puma.rb"]