FROM alpine:3.7
MAINTAINER Pierre-Olivier Mercier <nemunaire@nemunai.re>

RUN apk add --no-cache postfix

EXPOSE 25

CMD ["/usr/sbin/postfix", "-d"]

LABEL org.mobyproject.config='{"binds": ["/etc/resolv.conf:/etc/resolv.conf"], "capabilities": ["CAP_NET_BIND_SERVICE"]}'