mirror of
https://github.com/basecamp/once-campfire.git
synced 2026-03-13 05:35:16 +09:00
68 lines
1.8 KiB
Docker
68 lines
1.8 KiB
Docker
# syntax = docker/dockerfile:1
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# Make sure it matches the Ruby version in .ruby-version and Gemfile
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ARG RUBY_VERSION=3.3.1
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FROM ruby:$RUBY_VERSION-slim AS base
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# Rails app lives here
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WORKDIR /rails
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# Set production environment
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ENV RAILS_ENV="production" \
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BUNDLE_DEPLOYMENT="1" \
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BUNDLE_PATH="/usr/local/bundle" \
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BUNDLE_WITHOUT="development"
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# Throw-away build stage to reduce size of final image
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FROM base AS build
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# Install packages need to build gems
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RUN apt-get update -qq && \
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apt-get install -y build-essential git pkg-config
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# Install application gems
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COPY Gemfile Gemfile.lock ./
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RUN bundle install && \
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rm -rf ~/.bundle/ "${BUNDLE_PATH}"/ruby/*/cache "${BUNDLE_PATH}"/ruby/*/bundler/gems/*/.git
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# Copy application code
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COPY . .
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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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# Final stage for app image
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FROM base
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# Configure environment defaults
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ENV HTTP_IDLE_TIMEOUT=60
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ENV HTTP_READ_TIMEOUT=300
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ENV HTTP_WRITE_TIMEOUT=300
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# Install packages needed to run the application
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RUN apt-get update -qq && \
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apt-get install --no-install-recommends -y libsqlite3-0 libvips curl ffmpeg redis && \
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rm -rf /var/lib/apt/lists /var/cache/apt/archives
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# Run and own the application files as a non-root user for security
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RUN useradd rails
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USER rails:rails
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# Copy built artifacts: gems, application
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COPY --from=build --chown=rails:rails /usr/local/bundle /usr/local/bundle
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COPY --from=build --chown=rails:rails /rails /rails
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# Set version and revision
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ARG APP_VERSION
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ENV APP_VERSION=$APP_VERSION
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ARG GIT_REVISION
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ENV GIT_REVISION=$GIT_REVISION
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# Expose ports for HTTP and HTTPS
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EXPOSE 80 443
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# Start the server by default, this can be overwritten at runtime
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CMD ["bin/boot"]
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