Dockerfile

ARG env

# using alpine for smallest docker image from https://hub.docker.com/_/python
FROM python:3.12.2-alpine3.19 AS base

# Install dependencies for package compilation on macOS
RUN apk add --no-cache build-base libffi-dev

WORKDIR /app
# install packages separately to use docker build-caching so we don't need to
# re-fetch these if code has changed but our requirements.txt hasn't
COPY requirements.txt /app
COPY requirements-dev.txt /app
RUN pip install -r requirements.txt -r requirements-dev.txt && rm requirements*.txt

# Install dependencies for Auth0 integration tests (public key extraction)
RUN apk add --no-cache openssl

# Simulate editable install for boxtribute-server package. This is required to resolve imports
# (editable installing is not possible during Docker build since the code directory is only
# mounted at container runtime)
RUN echo "/app/back" > /usr/local/lib/python3.12/site-packages/boxtribute-server.egg-link
ENV PYTHONPATH=/app/back

# Build two stages for the conditions production/development
# cf. https://stackoverflow.com/a/60820156/3865876
FROM base AS production
# Launch WSGI server, configured by gunicorn.conf.py
CMD gunicorn --config back/gunicorn.conf.py boxtribute_server.dev_main:app

FROM base AS development
# Path of module containing Flask app, relative to WORKDIR
CMD flask --debug --app back/boxtribute_server/dev_main.py run -h 0.0.0 -p 5005 --exclude-patterns '*/test/*'

# Select final stage depending on env argument
FROM ${env} AS final