Dockerfile

# (c) Copyright 2019-2021, James Stevens ... see LICENSE for details
# Alternative license arrangements are possible, contact me for more information

FROM alpine:3.18

RUN apk add bind

RUN mkdir -p /opt /opt/named /opt/named/dev /opt/named/etc
RUN mkdir -p /opt/named/etc/bind /opt/named/zones /opt/named/var /opt/named/var/run

RUN cp -a /dev/null /opt/named/dev
RUN cp -a /dev/zero /opt/named/dev
RUN cp -a /dev/random /opt/named/dev
RUN cp -a /dev/urandom /opt/named/dev

RUN rm /etc/bind/rndc.key
RUN rndc-confgen > /etc/bind/rndc.conf
RUN awk '/^# key /,/^# };$/ { print substr($0,3) }' /etc/bind/rndc.conf > /opt/named/etc/bind/rndc.conf
COPY named.conf /opt/named/etc/bind
COPY extra.conf /opt/named/etc/bind

RUN chown -R named: /opt/named/zones /opt/named/var

COPY start_syslogd /usr/local/bin

COPY inittab /etc/inittab

CMD [ "/sbin/init" ]