Dockerfile

FROM debian:12.5-slim

MAINTAINER meteorIT GbR Marcus Kastner
# used comfig example http://www.postfixvirtual.net/postfixconf.html

EXPOSE 25

ENV DB_HOST=localhost \
	DB_USER=postfix \
	DB_PASS=postfix \
	DB_NAME=postfix \
	ENCRYPT_SETTING=may \
	DOMAIN=localhost.local \
	SMTPD_MILTERS="inet:localhost:11332" \
	IMAP_HOST=localhost \
	MAXIMAL_QUEUE_LIFETIME="12h" \
	BOUNCE_QUEUE_LIFETIME="4h" \
	DOCKERIZE_VERSION=v0.6.1


RUN apt-get update &&\
    {\
        echo "postfix postfix/mailname string $DOMAIN_1"; \
        echo  "postfix postfix/main_mailer_type string 'Internet Site'";\
    } | debconf-set-selections  \
	&& apt-get install -y --no-install-recommends postfix postfix-mysql sasl2-bin libsasl2-modules curl procps  net-tools mariadb-client\
	&& apt-get --purge -y remove 'exim4*'

# download dockerize
RUN curl -L -k https://github.com/jwilder/dockerize/releases/download/$DOCKERIZE_VERSION/dockerize-linux-amd64-${DOCKERIZE_VERSION}.tar.gz --output /tmp/dockerize.tar.gz  \
    && tar -C /usr/local/bin -xzvf /tmp/dockerize.tar.gz \
    && rm /tmp/dockerize.tar.gz

ADD template/ /srv/template
ADD scripts/ /srv/scripts

RUN chmod 755 /srv/scripts/*

HEALTHCHECK CMD bash /srv/scripts/healthcheck.sh
ENTRYPOINT ["/srv/scripts/entrypoint.sh"]