FROM golang:1.25-bookworm AS builder WORKDIR /src ENV CGO_ENABLED=0 \ GO111MODULE=on \ VERSION=1.8.14 RUN git clone --branch v${VERSION} https://github.com/Zuplu/postfix-tlspol && \ cd /src/postfix-tlspol && \ scripts/build.sh build-only FROM debian:bookworm-slim LABEL maintainer="The Infrastructure Company GmbH " ARG DEBIAN_FRONTEND=noninteractive ENV LC_ALL=C RUN apt-get update && apt-get install -y --no-install-recommends \ ca-certificates \ dirmngr \ dnsutils \ iputils-ping \ sudo \ supervisor \ redis-tools \ syslog-ng \ syslog-ng-core \ syslog-ng-mod-redis \ tzdata \ && rm -rf /var/lib/apt/lists/* \ && touch /etc/default/locale COPY supervisord.conf /etc/supervisor/supervisord.conf COPY syslog-ng.conf /etc/syslog-ng/syslog-ng.conf COPY syslog-ng-redis_slave.conf /etc/syslog-ng/syslog-ng-redis_slave.conf COPY postfix-tlspol.sh /opt/postfix-tlspol.sh COPY stop-supervisor.sh /usr/local/sbin/stop-supervisor.sh COPY docker-entrypoint.sh /docker-entrypoint.sh COPY --from=builder /src/postfix-tlspol/build/postfix-tlspol /usr/local/bin/postfix-tlspol RUN chmod +x /opt/postfix-tlspol.sh \ /usr/local/sbin/stop-supervisor.sh \ /docker-entrypoint.sh RUN rm -rf /tmp/* /var/tmp/* ENTRYPOINT ["/docker-entrypoint.sh"] CMD ["/usr/bin/supervisord", "-c", "/etc/supervisor/supervisord.conf"]