anchor.diff:  # clean up
   RUN rm *.deb
   RUN rm *.jar
  +RUN apt-get clean && rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*
   
   # start my_init on execution
   CMD ["/sbin/my_init"]
  
positive.code: EXPOSE 6446
  
  # add files to container from local directory
  ADD izpack-auto-install.xml $HOME/izpack_auto_install.xml
  ADD sge-auto-install.conf $HOME/sge_auto_install.conf
  ADD docker-sge-init.sh /etc/my_init.d/01_docker_sge_init.sh
  RUN chmod ug+x /etc/my_init.d/01_docker-sge-init.sh
  
  # change to home directory
  WORKDIR $HOME
  
negative.code: 
  # maintained by me
  MAINTAINER Steve Moss <gawbul@gmail.com>
  
  # regenerate host ssh keys
  RUN /etc/my_init.d/00_regen_ssh_host_keys.sh
  
  # add pin priority to some graphical packages to stop them installing and borking the build
  RUN echo "Package: xserver-xorg*\nPin: release *\nPin-Priority: -1" >> /etc/apt/preferences
  