diff --git a/.docker-ignore b/.docker-ignore new file mode 100644 index 0000000..a6f1d3a --- /dev/null +++ b/.docker-ignore @@ -0,0 +1,4 @@ +.git +*.tar.gz +*.sql +node_modules diff --git a/.dockerignore b/.dockerignore new file mode 100644 index 0000000..9612375 --- /dev/null +++ b/.dockerignore @@ -0,0 +1,37 @@ +# See https://docs.docker.com/engine/reference/builder/#dockerignore-file for more about ignoring files. + +# Ignore git directory. +/.git/ + +# Ignore bundler config. +/.bundle + +# Ignore all environment files (except templates). +/.env* +!/.env*.erb + +# Ignore all default key files. +/config/master.key +/config/credentials/*.key + +# Ignore all logfiles and tempfiles. +/log/* +/tmp/* +!/log/.keep +!/tmp/.keep + +# Ignore pidfiles, but keep the directory. +/tmp/pids/* +!/tmp/pids/.keep + +# Ignore storage (uploaded files in development and any SQLite databases). +/storage/* +!/storage/.keep +/tmp/storage/* +!/tmp/storage/.keep + +# Ignore assets. +/node_modules/ +/app/assets/builds/* +!/app/assets/builds/.keep +/public/assets diff --git a/Dockerfile b/Dockerfile new file mode 100644 index 0000000..148e461 --- /dev/null +++ b/Dockerfile @@ -0,0 +1,62 @@ +# syntax = docker/dockerfile:1 + +# Make sure RUBY_VERSION matches the Ruby version in .ruby-version and Gemfile +ARG RUBY_VERSION=3.3.0 +FROM registry.docker.com/library/ruby:$RUBY_VERSION-slim as base + +# Rails app lives here +WORKDIR /rails + +# Set production environment +ENV RAILS_ENV="production" \ + BUNDLE_DEPLOYMENT="1" \ + BUNDLE_PATH="/usr/local/bundle" \ + BUNDLE_WITHOUT="development" + + +# Throw-away build stage to reduce size of final image +FROM base as build + +# Install packages needed to build gems +RUN apt-get update -qq && \ + apt-get install --no-install-recommends -y build-essential git libvips pkg-config libpq-dev libsqlite3-dev nodejs yarn + +# Install application gems +COPY Gemfile Gemfile.lock ./ +RUN bundle install && \ + rm -rf ~/.bundle/ "${BUNDLE_PATH}"/ruby/*/cache "${BUNDLE_PATH}"/ruby/*/bundler/gems/*/.git && \ + bundle exec bootsnap precompile --gemfile + +# Copy application code +COPY . . + +# Precompile bootsnap code for faster boot times +RUN bundle exec bootsnap precompile app/ lib/ + +# Precompiling assets for production without requiring secret RAILS_MASTER_KEY +RUN SECRET_KEY_BASE_DUMMY=1 ./bin/rails assets:precompile + + +# Final stage for app image +FROM base + +# Install packages needed for deployment +RUN apt-get update -qq && \ + apt-get install --no-install-recommends -y curl libsqlite3-0 nodejs libpq5 libvips && \ + rm -rf /var/lib/apt/lists /var/cache/apt/archives + +# Copy built artifacts: gems, application +COPY --from=build /usr/local/bundle /usr/local/bundle +COPY --from=build /rails /rails + +# Run and own only the runtime files as a non-root user for security +RUN useradd rails --create-home --shell /bin/bash && \ + chown -R rails:rails db log storage tmp +USER rails:rails + +# Entrypoint prepares the database. +ENTRYPOINT ["/rails/bin/docker-entrypoint"] + +# Start the server by default, this can be overwritten at runtime +EXPOSE 3000 +CMD ["./bin/rails", "server"] diff --git a/bin/docker-entrypoint b/bin/docker-entrypoint new file mode 100755 index 0000000..a9f15b9 --- /dev/null +++ b/bin/docker-entrypoint @@ -0,0 +1,9 @@ +#!/bin/bash -e + +# If running the rails server then create or migrate existing database +if [ "${1}" == "./bin/rails" ] && [ "${2}" == "server" ]; then + #./bin/rails db:prepare + ./bin/rails db:migrate +fi + +exec "${@}"