FROM ubuntu:xenial
MAINTAINER Andre Peters <andre.peters@servercow.de>

ENV DEBIAN_FRONTEND noninteractive
ENV LC_ALL C

RUN dpkg-divert --local --rename --add /sbin/initctl \
    && ln -sf /bin/true /sbin/initctl \
    && dpkg-divert --local --rename --add /usr/bin/ischroot \
    && ln -sf /bin/true /usr/bin/ischroot

RUN apt-key adv --fetch-keys http://rspamd.com/apt-stable/gpg.key \
	&& echo "deb http://rspamd.com/apt-stable/ xenial main" > /etc/apt/sources.list.d/rspamd.list \
	&& apt-get update \
	&& apt-get --no-install-recommends -y --force-yes install rmilter

CMD ["/usr/sbin/rmilter","-n", "-c", "/etc/rmilter.conf.d/rmilter.conf"]

RUN apt-get clean && rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*

USER _rmilter

EXPOSE 9000