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Mailu/services/unbound/Dockerfile

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FROM python:3-alpine
RUN apk add --no-cache unbound curl bind-tools \
&& pip3 install jinja2 \
&& curl -o /etc/unbound/root.hints https://www.internic.net/domain/named.cache \
&& chown root:unbound /etc/unbound \
&& chmod 775 /etc/unbound \
&& apk del --no-cache curl \
&& /usr/sbin/unbound-anchor -a /etc/unbound/trusted-key.key | true
COPY start.py /start.py
COPY unbound.conf /unbound.conf
EXPOSE 53/udp 53/tcp
CMD /start.py
HEALTHCHECK CMD dig @127.0.0.1 || exit 1