blob: b19090835283179e43f9b6ad8f7be32f249ce263 [file] [log] [blame]
FROM alpine:3.17
LABEL maintainer "The Infrastructure Company GmbH <info@servercow.de>"
RUN apk add --update --no-cache \
curl \
unbound \
bash \
openssl \
drill \
tzdata \
&& curl -o /etc/unbound/root.hints https://www.internic.net/domain/named.cache \
&& chown root:unbound /etc/unbound \
&& adduser unbound tty \
&& chmod 775 /etc/unbound
EXPOSE 53/udp 53/tcp
COPY docker-entrypoint.sh /docker-entrypoint.sh
# healthcheck (nslookup)
COPY healthcheck.sh /healthcheck.sh
RUN chmod +x /healthcheck.sh
HEALTHCHECK --interval=30s --timeout=10s CMD [ "/healthcheck.sh" ]
ENTRYPOINT ["/docker-entrypoint.sh"]
CMD ["/usr/sbin/unbound"]