FROM alpine:3.22.0@sha256:8a1f59ffb675680d47db6337b49d22281a139e9d709335b492be023728e11715

RUN apk add --no-cache build-base bash docker-cli git \
    && git clone -b add-ipv6-support https://github.com/Alphix/mdns-repeater.git \
    && cd mdns-repeater \
    && make \
    && mv mdns-repeater /bin \
    && chmod a+x /bin/mdns-repeater \
    && apk del build-base git \
    && rm -rf /var/cache/apk/* /tmp/*

COPY entrypoint.sh /entrypoint.sh
RUN chmod a+x entrypoint.sh

ENV USE_MDNS_REPEATER=1 \
    OPTIONS="" \
    INTERFACES="eth0" \
    DOCKER_NETWORKS="net1 net2"

ENTRYPOINT [ "/entrypoint.sh" ]