anchor.diff:      rm -rf /var/lib/cache /var/lib/log
   
   # ADD services which are not so common
  -RUN pip3 install --upgrade \
  +RUN pip3 install --upgrade pip \
       # class as easy store of attributes
       attrs \
  +    # latest restful because the stable release is pretty outdated
  +    git+https://github.com/flask-restful/flask-restful@master \
  +    # authentication helpers
       pyopenssl flask-oauthlib \
       # necessary to use uwsgi
       uwsgi uwsgitop \
  
positive.code: 
  # compatible with 4.1.8
  ENV GSIVERSION 1.2
  # # compatible with 4.1.9
  # ENV GSIVERSION 1.3
  ENV IRODSGSI "$IRODSFTP/plugins/irods_auth_plugin_gsi/$GSIVERSION"
  # ENV SLIBS /sharedlibs
  # RUN mkdir $SLIBS
  
negative.code: # IRODS
  
  # Environments
  # ENV IRODS4VERSION 1.10
  ENV IRODS4VERSION 1.8
  ENV IRODSVERSION 4.$IRODS4VERSION
  ENV OSVERSION ubuntu14
  ENV IRODSFTP "ftp://ftp.renci.org/pub/irods"
  