gnu-social/docker/mail/mta/Dockerfile

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ARG DOCKERIZE_VER=0.6.0
ARG ALPINE_VER=3.9
FROM jwilder/dockerize:${DOCKERIZE_VER} AS dockerize
FROM alpine:${ALPINE_VER}
LABEL maintainer="jeff@ressourcenkonflikt.de"
LABEL vendor="https://github.com/jeboehm/docker-mailserver"
LABEL de.ressourcenkonflikt.docker-mailserver.autoheal="true"
ENV MAILNAME=mail.example.com \
MYNETWORKS=127.0.0.0/8\ 10.0.0.0/8\ 172.16.0.0/12\ 192.168.0.0/16 \
MYSQL_HOST=db \
MYSQL_USER=root \
MYSQL_PASSWORD=changeme \
MYSQL_DATABASE=mailserver \
FILTER_MIME=false \
RSPAMD_HOST=filter \
MDA_HOST=mda \
MTA_HOST=mta \
RELAYHOST=false \
SSL_CERT=/media/tls/mailserver.crt \
SSL_KEY=/media/tls/mailserver.key \
WAITSTART_TIMEOUT=1m
RUN apk --no-cache add \
postfix-mysql \
postfix \
supervisor && \
postconf virtual_mailbox_domains=mysql:/etc/postfix/mysql-virtual-mailbox-domains.cf && \
postconf virtual_mailbox_maps=mysql:/etc/postfix/mysql-virtual-mailbox-maps.cf && \
postconf virtual_alias_maps=mysql:/etc/postfix/mysql-virtual-alias-maps.cf,mysql:/etc/postfix/mysql-email2email.cf && \
postconf smtpd_recipient_restrictions="check_recipient_access mysql:/etc/postfix/mysql-recipient-access.cf" && \
postconf smtputf8_enable=no && \
postconf smtpd_milters="inet:${RSPAMD_HOST}:11332" && \
postconf non_smtpd_milters="inet:${RSPAMD_HOST}:11332" && \
postconf milter_protocol=6 && \
postconf milter_mail_macros="i {mail_addr} {client_addr} {client_name} {auth_authen}" && \
postconf milter_default_action=accept && \
postconf virtual_transport="lmtp:${MDA_HOST}:2003" && \
postconf smtp_tls_security_level=may && \
postconf smtpd_tls_security_level=may && \
postconf smtpd_tls_auth_only=yes && \
postconf smtpd_tls_cert_file="${SSL_CERT}" && \
postconf smtpd_tls_key_file="${SSL_KEY}" && \
postconf smtpd_discard_ehlo_keywords="silent-discard, dsn" && \
postconf soft_bounce=no && \
postconf message_size_limit=52428800 && \
postconf mailbox_size_limit=0 && \
postconf recipient_delimiter=- && \
postconf mynetworks="$MYNETWORKS" && \
postconf maximal_queue_lifetime=1h && \
postconf bounce_queue_lifetime=1h && \
postconf maximal_backoff_time=15m && \
postconf minimal_backoff_time=5m && \
postconf queue_run_delay=5m && \
newaliases
COPY --from=dockerize /usr/local/bin/dockerize /usr/local/bin
COPY rootfs/ /
EXPOSE 25
VOLUME ["/var/spool/postfix"]
HEALTHCHECK CMD postfix status || exit 1
CMD ["/usr/local/bin/entrypoint.sh"]