FROM ubuntu:latest RUN apt-get update RUN apt-get install ipmitool cron -y COPY crontab /etc/cron.d/fan-control RUN chmod 0777 /etc/cron.d/fan-control RUN touch /var/log/cron.log ADD check-temp.sh /opt/check-temp.sh ADD startup.sh /startup.sh RUN chmod 0777 /opt/check-temp.sh RUN chmod 0777 /startup.sh RUN /usr/bin/crontab /etc/cron.d/fan-control # you should override these when running. See README.md ENV IDRAC_HOST 192.168.1.100 ENV IDRAC_USER root ENV IDRAC_PW calvin ENV FANSPEED 0x05 CMD /startup.sh && cron && tail -f /var/log/cron.log