smtprelay: add smtps listener
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5d1e1f0546
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3 changed files with 17 additions and 11 deletions
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@ -1,13 +1,17 @@
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FROM alpine
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RUN apk --update --no-cache add shadow opensmtpd opensmtpd-filter-dkimsign && \
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install -dm 711 /var/spool/smtpd && \
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groupmod -g 601 smtpd && \
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groupmod -g 602 smtpq && \
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groupmod -g 603 dkimsign && \
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usermod -u 601 -g smtpd smtpd && \
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usermod -u 602 -g smtpq smtpq && \
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usermod -u 603 -g dkimsign dkimsign && \
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chgrp smtpq /usr/sbin/smtpctl && \
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chmod g+s /usr/sbin/smtpctl && \
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RUN set -eux; \
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apk --update --no-cache add shadow opensmtpd opensmtpd-filter-dkimsign; \
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install -dm 711 /var/spool/smtpd; \
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groupmod -g 601 smtpd; \
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groupmod -g 602 smtpq; \
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groupmod -g 603 dkimsign; \
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usermod -u 601 -g smtpd smtpd; \
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usermod -u 602 -g smtpq smtpq; \
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usermod -u 603 -g dkimsign dkimsign; \
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chgrp smtpq /usr/sbin/smtpctl; \
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chmod g+s /usr/sbin/smtpctl; \
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apk del shadow
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ENTRYPOINT ["smtpd", "-d"]
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EXPOSE 25
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EXPOSE 465
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EXPOSE 587
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CMD ["smtpd", "-d"]
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@ -10,4 +10,5 @@ services:
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- ./opensmtpd:/etc/smtpd:ro
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- spool:/var/spool/smtpd
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ports:
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- 465:465
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- 587:587
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@ -5,6 +5,7 @@ table creds file:/etc/smtpd/creds
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filter "dkimsign" proc-exec "filter-dkimsign -d abzw.de -d codehal.de -s lok01 -k /etc/smtpd/dkim_rsa4096.key" user dkimsign group dkimsign
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listen on eth0 port 465 smtps pki smtprelay.abzw.de auth <creds>
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listen on eth0 port 587 tls-require pki smtprelay.abzw.de auth <creds>
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listen on 127.0.0.1 port 10027 tag DKIM_SIGNED filter "dkimsign"
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