FROM ubuntu:14.04 RUN apt update -y RUN apt upgrade -y ADD . /fixture RUN echo kerberos.build.opensearch.org > /etc/hostname && echo "127.0.0.1 kerberos.build.opensearch.org" >> /etc/hosts RUN bash /fixture/src/main/resources/provision/installkdc.sh EXPOSE 88 EXPOSE 88/udp CMD sleep infinity