anchor.diff:  
   # Set environment variables.
   ENV HOME /root
  -ENV TOSCA_CONFIG_PATH=/opt/xos/configurations/opencloud/opencloud.tosca
   
   # XXX Workaround for docker bug:
   # https://github.com/docker/docker/issues/6345
  
positive.code: # Cruft to workaround problems with migrations, should go away...
  RUN /opt/xos/scripts/opencloud remigrate
  
  # git clone uses cached copy, doesn't pick up latest
  RUN git -C /opt/ansible pull
  RUN git -C /opt/ansible/lib/ansible/modules/core pull
  RUN git -C /opt/ansible/v2/ansible/modules/core pull
  
  # install Tosca engine
  RUN apt-get install -y m4
  RUN pip install python-dateutil
  RUN bash /opt/xos/tosca/install_tosca.sh
  
  EXPOSE 8000
  
  # Set environment variables.
  ENV HOME /root
  
  # Define working directory.
  WORKDIR /root
  
  # Define default command.
  #CMD ["/bin/bash"]
  CMD /opt/xos/scripts/docker_start_xos
  
negative.code:     django_rest_swagger \
      python-keyczar \
      pygraphviz \
      dnslib \
      uwsgi
  
  RUN easy_install --upgrade httplib2
  
  