Mike Dalessio
76 lines
2.7 KiB
Docker
76 lines
2.7 KiB
Docker
# syntax = docker/dockerfile:1
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# Make sure RUBY_VERSION matches the Ruby version in .ruby-version and Gemfile
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ARG RUBY_VERSION=3.4.5
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FROM registry.docker.com/library/ruby:$RUBY_VERSION-slim AS base
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# Rails app lives here
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WORKDIR /rails
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# Set production environment
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ENV RAILS_ENV="production" \
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BUNDLE_DEPLOYMENT="1" \
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BUNDLE_PATH="/usr/local/bundle" \
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BUNDLE_WITHOUT="development"
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# Throw-away build stage to reduce size of final image
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FROM base AS build
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# Install packages needed to build gems
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RUN apt-get update -qq && \
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apt-get install -y --no-install-recommends -y build-essential pkg-config git libvips libyaml-dev && \
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rm -rf /var/lib/apt/lists /var/cache/apt/archives
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# Install application gems
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COPY Gemfile Gemfile.lock .ruby-version ./
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COPY lib/bootstrap.rb ./lib/bootstrap.rb
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COPY gems ./gems/
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RUN --mount=type=secret,id=GITHUB_TOKEN --mount=type=cache,id=fizzy-permabundle-${RUBY_VERSION},sharing=locked,target=/permabundle \
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gem install bundler && \
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BUNDLE_PATH=/permabundle BUNDLE_GITHUB__COM="$(cat /run/secrets/GITHUB_TOKEN):x-oauth-basic" bundle install && \
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cp -a /permabundle/. "$BUNDLE_PATH"/ && \
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bundle clean --force && \
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rm -rf "$BUNDLE_PATH"/ruby/*/bundler/gems/*/.git && \
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find "$BUNDLE_PATH" -type f \( -name '*.gem' -o -iname '*.a' -o -iname '*.o' -o -iname '*.h' -o -iname '*.c' -o -iname '*.hpp' -o -iname '*.cpp' \) -delete && \
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bundle exec bootsnap precompile --gemfile
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# Copy application code
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COPY . .
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# Precompile bootsnap code for faster boot times
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RUN bundle exec bootsnap precompile app/ lib/
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# Precompiling assets for production without requiring secret RAILS_MASTER_KEY
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RUN SECRET_KEY_BASE_DUMMY=1 ./bin/rails assets:precompile
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# Fetch beamer library
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FROM registry.37signals.com/basecamp/beamer:vfs AS beamer
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# Final stage for app image
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FROM base
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# Install packages needed for deployment
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RUN apt-get update -qq && \
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apt-get install --no-install-recommends -y curl libsqlite3-0 libvips build-essential ffmpeg groff libreoffice-writer libreoffice-impress libreoffice-calc mupdf-tools && \
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rm -rf /var/lib/apt/lists /var/cache/apt/archives
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# Copy built artifacts: gems, application
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COPY --from=build /usr/local/bundle /usr/local/bundle
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COPY --from=build /rails /rails
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COPY --from=beamer /home/beamer/bin/beamer.so /rails/bin/lib/beamer.so
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# Run and own only the runtime files as a non-root user for security
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RUN useradd rails --create-home --shell /bin/bash && \
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chown -R rails:rails db log storage tmp
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USER rails:rails
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# Entrypoint prepares the database.
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ENTRYPOINT ["/rails/bin/docker-entrypoint"]
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# Start the server by default, this can be overwritten at runtime
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EXPOSE 80 443 9394
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CMD ["./bin/thrust", "./bin/rails", "server"]
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