FROM debian:stretch-slim
LABEL maintainer "https://m-ko.de Markus Kosmal <code@cnfg.io>"

# Debian Base to use
ENV DEBIAN_VERSION stretch
ARG DEBIAN_FRONTEND=noninteractive

# initial install of av daemon
RUN echo "deb http://http.debian.net/debian/ $DEBIAN_VERSION main contrib non-free" > /etc/apt/sources.list && \
	echo "deb http://http.debian.net/debian/ $DEBIAN_VERSION-updates main contrib non-free" >> /etc/apt/sources.list && \
	echo "deb http://security.debian.org/ $DEBIAN_VERSION/updates main contrib non-free" >> /etc/apt/sources.list && \
	apt-get update && apt-get install -y -qq --no-install-recommends \
		clamav-daemon \
		clamav-freshclam \
		libclamunrar7 \
	&& rm -rf /var/lib/apt/lists/*

# initial update of av databases
COPY dl_files.sh /dl_files.sh
RUN chmod +x /dl_files.sh

RUN set -ex; \
	\
	fetchDeps=' \
		curl \
	'; \
	apt-get update; \
	apt-get install -y --no-install-recommends $fetchDeps; \
	rm -rf /var/lib/apt/lists/*; \
	/dl_files.sh \
	apt-get purge -y --auto-remove $fetchDeps

# permission juggling
RUN mkdir /var/run/clamav && \
	chown clamav:clamav /var/run/clamav && \
	chmod 750 /var/run/clamav

# av configuration update
RUN sed -i 's/^Foreground .*$/Foreground true/g' /etc/clamav/clamd.conf && \
	echo "TCPSocket 3310" >> /etc/clamav/clamd.conf && \
	sed -i 's/^Foreground .*$/Foreground true/g' /etc/clamav/freshclam.conf

# port provision
EXPOSE 3310

# av daemon bootstrapping
COPY bootstrap.sh /
CMD ["/bootstrap.sh"]