35 lines
1.2 KiB
Docker
35 lines
1.2 KiB
Docker
# syntax=docker.io/docker/dockerfile:1.5.2
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FROM ubuntu:20.04
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# install apt packages
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ENV TZ Europe/Berlin
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RUN <<EOF
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apt-get update
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apt-get install -y spampd rsyslog iputils-ping
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# cleanup
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apt-get autoclean
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# rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/* ~/.cache ~/.npm
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EOF
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RUN <<EOF
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sed -e's/LISTENHOST=127.0.0.1/LISTENHOST=0.0.0.0/' \
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-e's/DESTHOST=127.0.0.1/DESTHOST=postfix/' \
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-e's/CHILDREN=3/CHILDREN=2/' \
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-e's|ADDOPTS=""|ADDOPTS="--homedir=/var/lib/spamassassin/.spamassassin"|' \
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-i /etc/default/spampd
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# https://github.com/moby/moby/issues/31243#issuecomment-406879017
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sed -i '/imklog/s/^/#/' /etc/rsyslog.conf
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sed -e's|-/var/log/syslog|/dev/stdout|' \
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-i /etc/rsyslog.d/50-default.conf
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usermod -G tty syslog
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usermod debian-spamd -l spamd -s /bin/bash
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groupmod debian-spamd -n spamd
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mkdir /var/run/spampd
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chown spamd:spamd /var/run/spampd
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EOF
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COPY --chmod=0775 entrypoint.sh /entrypoint.sh
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EXPOSE 10025
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VOLUME /var/lib/spamassassin
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ENTRYPOINT ["/entrypoint.sh"]
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CMD ["/usr/sbin/spampd", "--nodetach", "--user=spamd", "--group=spamd", \
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"--tagall", "--local-only", "--children=2", "--pid=/var/run/spampd/spampd.pid", \
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"--port=10025", "--host=0.0.0.0", "--relayport=10026", "--relayhost=postfix", \
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"--homedir=/var/lib/spamassassin/.spamassassin" ] |