FROM thallian/confd-env:latest

RUN apk add --no-cache postfix postfix-ldap libressl spamassassin-client libstdc++ g++ make tar libmilter-dev

RUN addgroup -g 2222 access
RUN addgroup postfix access

RUN mkdir /tmp/spamass-milter
RUN wget -qO- https://download.savannah.gnu.org/releases/spamass-milt/spamass-milter-0.4.0.tar.gz | tar -xz -C /tmp/spamass-milter --strip 1
WORKDIR /tmp/spamass-milter

RUN ./configure && make && make install
RUN rm -rf /tmp/spamass-milter
WORKDIR /

RUN mkdir /var/run/spamass-milter
RUN chown postfix:postfix /var/run/spamass-milter

RUN chown root /var/spool/postfix/
RUN chown root /var/spool/postfix/pid

EXPOSE 25 587

VOLUME /etc/ssl/mail

ADD /rootfs /