FROM debian:jessie-slim
LABEL maintainer "Andre Peters <andre.peters@servercow.de>"

ARG DEBIAN_FRONTEND=noninteractive
ENV LC_ALL C

RUN apt-key adv --fetch-keys http://rspamd.com/apt-stable/gpg.key \
	&& echo "deb http://rspamd.com/apt-stable/ jessie main" > /etc/apt/sources.list.d/rspamd.list \
	&& apt-get update && apt-get install -y --force-yes --no-install-recommends \
		cron \
		rmilter \
		supervisor \
		syslog-ng \
		syslog-ng-core \
	&& rm -rf /var/lib/apt/lists/*

COPY supervisord.conf /etc/supervisor/supervisord.conf

EXPOSE 9000

RUN sed -i -E 's/^(\s*)system\(\);/\1unix-stream("\/dev\/log");/' /etc/syslog-ng/syslog-ng.conf
RUN touch /var/log/mail.log && chmod 640 /var/log/mail.log && chown root:adm /var/log/mail.log

CMD exec /usr/bin/supervisord -c /etc/supervisor/supervisord.conf

RUN rm -rf /tmp/* /var/tmp/*