FROM alpine:3.8 # python3 shared with most images RUN apk add --no-cache \ python3 py3-pip git \ && pip3 install --upgrade pip # Shared layer between rspamd, postfix, dovecot, unbound and nginx RUN pip3 install git+https://github.com/usrpro/MailuStart.git#egg=mailustart # Image specific layers under this line RUN apk add --no-cache postfix postfix-pcre rsyslog \ && pip3 install podop COPY conf /conf COPY start.py /start.py EXPOSE 25/tcp 10025/tcp VOLUME ["/data"] CMD /start.py HEALTHCHECK --start-period=350s CMD echo QUIT|nc localhost 25|grep "220 .* ESMTP Postfix"