FROM debian:buster
RUN apt update && apt install -y isc-dhcp-server
RUN mkdir -p /var/lib/dhcp && touch /var/lib/dhcp/dhcpd.leases
COPY dhcpd.conf /etc/dhcp/dhcpd.conf
COPY run.sh /run.sh
RUN chmod +x /run.sh
ENV INTERFACE=eth0
CMD ["/run.sh"]