FROM python:3.7-alpine

RUN apk --no-cache add curl \

&& echo "Pulling watchdog binary from Github." \

&& curl -sSLf https://github.com/openfaas-incubator/of-watchdog/releases/download/0.5.0/of-watchdog > /usr/bin/fwatchdog \

&& chmod +x /usr/bin/fwatchdog \

&& apk del curl --no-cache

RUN apk --no-cache add musl-dev gcc make

WORKDIR /root/

COPY requirements.txt .

RUN pip install -r requirements.txt

COPY index.py .

RUN mkdir -p function

RUN touch ./function/__init__.py

WORKDIR /root/function/

COPY function/requirements.txt .

RUN pip install -r requirements.txt

WORKDIR /root/

COPY function function

ENV fprocess="python index.py"

ENV cgi_headers="true"

ENV mode="http"

ENV upstream_url="http://127.0.0.1:5000"

HEALTHCHECK --interval=5s CMD [ -e /tmp/.lock ] || exit 1

CMD ["fwatchdog"]