Dockerfile

FROM phusion/passenger-full:2.5.1
LABEL maintainer="mfenner@datacite.org"

# Set correct environment variables.
ENV HOME /home/app
ENV DOCKERIZE_VERSION v0.6.0

# Allow app user to read /etc/container_environment
RUN usermod -a -G docker_env app

# Use baseimage-docker's init process.
CMD ["/sbin/my_init"]

# Use Ruby 3.1.4
RUN bash -lc 'rvm --default use ruby-3.1.4'

# Update installed APT packages
RUN apt-get update && apt-get upgrade -y -o Dpkg::Options::="--force-confold" && \
    apt-get install ntp wget tzdata -y && \
    apt-get clean && rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*

# install dockerize
RUN wget https://github.com/jwilder/dockerize/releases/download/$DOCKERIZE_VERSION/dockerize-linux-amd64-$DOCKERIZE_VERSION.tar.gz && \
    tar -C /usr/local/bin -xzvf dockerize-linux-amd64-$DOCKERIZE_VERSION.tar.gz

# Remove unused SSH service
RUN rm -rf /etc/service/sshd /etc/my_init.d/00_regen_ssh_host_keys.sh

# Enable Passenger and Nginx and remove the default site
# Preserve env variables for nginx
RUN rm -f /etc/service/nginx/down && \
    rm /etc/nginx/sites-enabled/default
COPY vendor/docker/webapp.conf /etc/nginx/sites-enabled/webapp.conf
COPY vendor/docker/00_app_env.conf /etc/nginx/conf.d/00_app_env.conf

# Use Amazon NTP servers
COPY vendor/docker/ntp.conf /etc/ntp.conf

# Copy webapp folder
COPY . /home/app/webapp/
RUN mkdir -p /home/app/webapp/vendor/bundle && \
    chown -R app:app /home/app/webapp && \
    chmod -R 755 /home/app/webapp

# Install Ruby gems
WORKDIR /home/app/webapp
RUN gem install rubygems-update -v 3.5.6 && \
    gem install bundler:2.5.6 && \
    su - app -c "bundle config set path 'vendor/bundle'" && \
    su - app -c 'cd /home/app/webapp && bundle install'

# Run additional scripts during container startup (i.e. not at build time)
WORKDIR /home/app/webapp

# Expose web
EXPOSE 80