| 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"] |