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# Dockerfile to build borgbackup server images
# Based on Debian
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FROM debian:latest

# Volume for SSH-Keys
VOLUME /sshkeys

# Volume for borg repositories
VOLUME /backup

ENV DEBIAN_FRONTEND noninteractive

RUN apt-get update && apt-get -y --no-install-recommends install borgbackup openssh-server && apt-get clean
RUN useradd -s /bin/bash -m borg ; \
	mkdir /home/borg/.ssh && chmod 700 /home/borg/.ssh && chown borg: /home/borg/.ssh ; \
	mkdir /run/sshd
RUN rm -f /etc/ssh/ssh_host*key* ; \
	rm -rf /var/lib/apt/lists/* /var/tmp/* /tmp/*

COPY ./data/run.sh /run.sh
COPY ./data/sshd_config /etc/ssh/sshd_config

CMD /bin/bash /run.sh

# Default SSH-Port for clients
EXPOSE 22