Dockerfile

# Cardinal (Development Environment)
# The purpose of this Dockerfile is to build Cardinal for CI and development purposes.

FROM ubuntu:focal
WORKDIR /opt

# Add Cardinal source code to container
RUN mkdir -p /opt/Cardinal
COPY . /opt/Cardinal

# Install dependencies & added extras
RUN apt-get update
RUN DEBIAN_FRONTEND=noninteractive apt-get install -y git mysql-client nginx sudo nano python3-venv python3-dev libmysqlclient-dev build-essential netcat traceroute iputils-ping dnsutils curl

# Organize configuration files
RUN mv /opt/Cardinal/conf/cardinal.nginx.conf.sample /etc/nginx/nginx.conf
RUN mv /opt/Cardinal/ci/wsgi.ini /opt/Cardinal/webapp

# Create user/directory for Cardinal socket/logs
# Change permissions within container for necessary operation
RUN mkdir -p /var/lib/cardinal
RUN mkdir -p /var/log/cardinal
RUN touch /var/log/cardinal/cardinal.log
RUN useradd cardinal
RUN chown -R cardinal:cardinal /var/lib/cardinal
RUN chown -R cardinal:cardinal /var/log/cardinal
RUN chown -R cardinal:cardinal /var/log/nginx
RUN chown -R cardinal:cardinal /var/lib/nginx
RUN chown -R cardinal:cardinal /run

# Create a Python3 venv for Cardinal
RUN mkdir -p /opt/venv
RUN python3 -m venv /opt/venv/cardinal

# Install Cardinal dependencies (Python-specific)
RUN /opt/venv/cardinal/bin/python -m pip install -U pip
RUN /opt/venv/cardinal/bin/python -m pip install -r /opt/Cardinal/requirements.txt

# Environment variables
ENV CARDINALCONFIG=/opt/Cardinal/ci/cardinal.ini
ENV SCOUTCONFIG=/opt/Cardinal/ci/cardinal.ini

# Change to cardinal
USER cardinal

# Send NGINX output to /dev/stdout
# forward request and error logs to docker log collector
RUN ln -sf /dev/stdout /var/log/nginx/access.log \
	&& ln -sf /dev/stderr /var/log/nginx/error.log

# Finish it!
CMD ["/opt/Cardinal/entrypoint.sh"]