# this could/should be obtained by issuing getRSpecVersion
federica_version_string="RSpecV2"
+#### avail. methods on the federica side as of 2012/02/13
+# listAvailableResources(String credentials, String rspecVersion)
+# listSliceResources(String credentials, String rspecVersion, String sliceUrn)
+# createSlice(String credentials, String sliceUrn, String rspecVersion, String rspecString)
+# deleteSlice(String credentials, String sliceUrn)
+# listSlices()
+# getRSpecVersion()
+##### all return
+# Result: {'code': 0, 'value': RSpec} if success
+# {'code': code_id, 'output': Error message} if error
+
class FdDriver (PlDriver):
def __init__ (self,config):
return from_xmlrpc
def aggregate_version (self):
- return { 'federica_version_string' : federica_version_string, }
+ result=[]
+ federica_version_string_api = self.shell.getRSpecVersion()
+ result ['federica_version_string_api']=federica_version_string_api
+ if federica_version_string_api != federica_version_string:
+ result['WARNING']="hard-wired rspec version %d differs from what the API currently exposes"%\
+ federica_version_string
+ return result
def testbed_name (self):
return "federica"
logger.debug("FdDriver.ListResources: returning cached advertisement")
return self.response(rspec)
# otherwise, need to get it
- rspec = self.shell.listAvailableResources (federica_version_string)
+ rspec = self.shell.listAvailableResources (creds, federica_version_string)
+# rspec = self.shell.listAvailableResources (federica_version_string)
# cache it for future use
if self.cache:
logger.debug("FdDriver.ListResources: stores advertisement in cache")
return self.response(rspec)
# about a given slice : don't cache
else:
-# that's what the final version would look like
- return self.response(self.shell.listSliceResources(federica_version_string, slice_urn))
-# # just to see how the ad shows up in sface
-# # caching it for convenience as it's the ad anyways
-# if cached_requested and self.cache:
-# rspec = self.cache.get(federica_version_string)
-# if rspec:
-# logger.debug("FdDriver.ListResources: returning cached advertisement")
-# return rspec
-#
-# return self.shell.listAvailableResources(federica_version_string)
+ return self.response(self.shell.listSliceResources(creds, federica_version_string, slice_urn))
-#String createSlice(String credentials, String sliceUrn, String rspecVersion, String rspecString):
def create_sliver (self, slice_urn, slice_hrn, creds, rspec_string, users, options):
# right now version_string is ignored on the federica side
# we normally derive it from options
return self.response(self.shell.createSlice(creds, slice_urn, federica_version_string, rspec_string))
-#String deleteSlice(String credentials, String sliceUrn):
def delete_sliver (self, slice_urn, slice_hrn, creds, options):
# right now version_string is ignored on the federica side
# we normally derive it from options
--- /dev/null
+# this move is about adding a slice x users many to many relation ship for modelling
+# regular "membership" of users in a slice
+
+from sqlalchemy import Table, MetaData, Column, ForeignKey
+from sqlalchemy import Integer, String
+
+metadata=MetaData()
+
+# this is needed my migrate so it can locate 'records.record_id'
+records = \
+ Table ( 'records', metadata,
+ Column ('record_id', Integer, primary_key=True),
+ )
+
+# slice x user (researchers) association
+slice_researcher_table = \
+ Table ( 'slice_researcher', metadata,
+ Column ('slice_id', Integer, ForeignKey ('records.record_id'), primary_key=True),
+ Column ('researcher_id', Integer, ForeignKey ('records.record_id'), primary_key=True),
+ )
+
+def upgrade(migrate_engine):
+ metadata.bind = migrate_engine
+ slice_researcher_table.create()
+
+def downgrade(migrate_engine):
+ metadata.bind = migrate_engine
+ slice_researcher_table.drop()