Containerfile

# Container image for a production Retrospring setup

FROM registry.opensuse.org/opensuse/leap:15.5

LABEL org.opencontainers.image.title="Retrospring (production)"
LABEL org.opencontainers.image.description="Image containing everything to run Retrospring in production mode.  Do not use this for development."
LABEL org.opencontainers.image.vendor="The Retrospring team"
LABEL org.opencontainers.image.url="https://github.com/Retrospring/retrospring"

ARG RETROSPRING_VERSION=2023.0131.1
ARG RUBY_VERSION=3.2.3
ARG RUBY_INSTALL_VERSION=0.9.3
ARG BUNDLER_VERSION=2.5.5

ENV RAILS_ENV=production

# update and install dependencies
RUN zypper addrepo https://download.opensuse.org/repositories/devel:languages:nodejs/15.5/devel:languages:nodejs.repo \
 && zypper --gpg-auto-import-keys up -y \
 && zypper in -y \
      # build dependencies (ruby-install)
      automake         \
      gcc              \
      gdbm-devel       \
      gzip             \
      libffi-devel     \
      libopenssl-devel \
      libyaml-devel    \
      jemalloc-devel   \
      make             \
      ncurses-devel    \
      readline-devel   \
      tar              \
      xz               \
      zlib-devel       \
      curl             \
      # build dependencies (app)
      gcc-c++          \
      git              \
      libidn-devel     \
      nodejs16         \
      npm16            \
      postgresql-devel \
      # runtime dependencies
      ImageMagick      \
 # cleanup repos
 && zypper clean -a \
 # install yarn as another build dependency
 && npm install -g yarn

# install Ruby via ruby-install
RUN curl -Lo ruby-install-${RUBY_INSTALL_VERSION}.tar.gz https://github.com/postmodern/ruby-install/archive/v${RUBY_INSTALL_VERSION}.tar.gz \
 && tar xvf ruby-install-${RUBY_INSTALL_VERSION}.tar.gz \
 && (cd ruby-install-${RUBY_INSTALL_VERSION} && make install) \
 && rm -rf ruby-install-${RUBY_INSTALL_VERSION} ruby-install-${RUBY_INSTALL_VERSION}.tar.gz \
 && ruby-install --no-install-deps --cleanup --system --jobs=$(nproc) ruby ${RUBY_VERSION} -- --disable-install-rdoc --with-jemalloc \
 && gem install bundler:${BUNDLER_VERSION}

# create user and dirs to run retrospring in
RUN useradd -m justask \
 && install -o justask -g users -m 0755 -d /opt/retrospring/app    \
 && install -o justask -g users -m 0755 -d /opt/retrospring/bundle

WORKDIR /opt/retrospring/app
USER justask:users

# install the app
RUN curl -L https://github.com/Retrospring/retrospring/archive/${RETROSPRING_VERSION}.tar.gz | tar xz --strip-components=1

RUN bundle config set without 'development test'     \
 && bundle config set path '/opt/retrospring/bundle' \
 && bundle install --jobs=$(nproc)                   \
 && yarn install --frozen-lockfile

# temporarily set a SECRET_KEY_BASE and copy config files so rake tasks can run
ARG SECRET_KEY_BASE=secret_for_build
RUN cp config/justask.yml.example config/justask.yml    \
 && cp config/database.yml.postgres config/database.yml \
 && bundle exec rails locale:generate                   \
 && bundle exec i18n export                             \
 && bundle exec rails assets:precompile                 \
 && rm config/justask.yml config/database.yml

# set some defaults
ENV RAILS_LOG_TO_STDOUT=true

EXPOSE 3000