FROM alpine:3.8

RUN apk add --no-cache postfix postfix-pcre rsyslog \
    python3 py3-pip \
 && pip3 install --upgrade pip \
 && pip3 install jinja2 podop tenacity

COPY conf /conf
COPY start.py /start.py

EXPOSE 25/tcp 10025/tcp
VOLUME ["/data"]

CMD /start.py

HEALTHCHECK CMD echo QUIT|nc localhost 25|grep "220 .* ESMTP Postfix"