## Build venv
FROM python:3.9.5-buster AS venv

# https://python-poetry.org/docs/#installation
ENV POETRY_VERSION=1.1.6
RUN curl -sSL https://raw.githubusercontent.com/python-poetry/poetry/master/get-poetry.py | python

ENV PATH /root/.poetry/bin:$PATH
ENV PYTHONPATH $PYTHONPATH:/root/.poetry/lib

WORKDIR /app

COPY pyproject.toml poetry.lock ./

RUN python -m venv --copies /app/venv \
    && . /app/venv/bin/activate \
    && poetry install --no-dev


## Get git versions
FROM alpine/git:v2.30.2 AS git
ADD . /app
WORKDIR /app
RUN git rev-parse HEAD | tee /version


## Beginning of runtime image
FROM python:3.9.5-slim-buster as prod

RUN echo "Europe/Paris" > /etc/timezone

COPY --from=venv /app/venv /app/venv/
ENV PATH /app/venv/bin:$PATH
ENV PYTHONPATH $PYTHONPATH:/app

WORKDIR /app
COPY pyproject.toml ./
COPY shortener ./shortener/
COPY --from=git /version /app/.version

ENV FLASK_APP shortener.main
ENV FLASK_ENV production
ENV BASE_DOMAIN g4b.ovh
ENV PROVIDER ovh
ENV OVH_ENDPOINT ovh-eu
ENV OVH_APPLICATION_KEY ""
ENV OVH_APPLICATION_SECRET ""
ENV OVH_CONSUMER_KEY ""
ENV REDIS_HOST redis
ENV REDIS_PORT 6379
ENV REDIS_DB 0

HEALTHCHECK --start-period=30s CMD python -c "import requests; requests.get('http://localhost:5000', timeout=2)"

CMD ["gunicorn", "--bind", "0.0.0.0:5000", "shortener.wsgi:app"]