Submit social housing lettings and sales data (CORE)
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# Build compilation image
FROM ruby:3.0.0-alpine as builder
# The application runs from /app
WORKDIR /app
# Add the timezone as it's not configured by default in Alpine
RUN apk add --update --no-cache tzdata && \
cp /usr/share/zoneinfo/Europe/London /etc/localtime && \
echo "Europe/London" > /etc/timezone
# build-base: complication tools for bundle
# yarn: node package manager
# postgresql-dev: postgres driver and libraries
RUN apk add --no-cache build-base yarn postgresql-dev
# Install bundler to run bundle exec
# This should be the same version as the Gemfile.lock
RUN gem install bundler:2.2.3 --no-document
# Install gems defined in Gemfile
COPY .ruby-version Gemfile Gemfile.lock /app/
RUN bundle config set without "development test"
ARG BUNDLE_FLAGS="--jobs=4 --no-binstubs --no-cache"
RUN bundle install ${BUNDLE_FLAGS}
# Install node packages defined in package.json, including webpack
COPY package.json yarn.lock /app/
RUN yarn install --frozen-lockfile
# Copy all files to /app (except what is defined in .dockerignore)
COPY . /app/
# Compile assets and run webpack. We set a dummy secret key.
RUN RAILS_ENV=production bundle exec rails SECRET_KEY_BASE=pickasecuretoken assets:precompile
# Cleanup to save space in the production image
RUN rm -rf node_modules log tmp && \
rm -rf /usr/local/bundle/cache && \
rm -rf .env && \
find /usr/local/bundle/gems -name "*.c" -delete && \
find /usr/local/bundle/gems -name "*.h" -delete && \
find /usr/local/bundle/gems -name "*.o" -delete && \
find /usr/local/bundle/gems -name "*.html" -delete
# Build runtime image
FROM ruby:3.0.0-alpine as production
# The application runs from /app
WORKDIR /app
# Add postgres driver library
# Add the timezone as it's not configured by default in Alpine
RUN apk add --update --no-cache libpq tzdata && \
cp /usr/share/zoneinfo/Europe/London /etc/localtime && \
echo "Europe/London" > /etc/timezone
# Copy files generated in the builder image
COPY --from=builder /app /app
COPY --from=builder /usr/local/bundle/ /usr/local/bundle/
ARG GIT_COMMIT_SHA="UNKNOWN"
ENV GIT_COMMIT_SHA=${GIT_COMMIT_SHA}
RUN echo ${GIT_COMMIT_SHA} > ./GIT_COMMIT_SHA
ENV PORT=8080
EXPOSE ${PORT}
CMD RAILS_ENV=${RAILS_ENV} bundle exec rake db:migrate && bundle exec rails s -e ${RAILS_ENV} -p ${PORT} --binding=0.0.0.0