+
+ requested_leases = []
+ for lease in rspec_requested_leases:
+ requested_lease = {}
+ slice_name = hrn_to_pl_slicename(lease['slice_id'])
+ if slice_name != slice['name']:
+ continue
+ elif Xrn(lease['component_id']).get_authority_urn().split(':')[0] != self.driver.hrn:
+ continue
+
+ hostname = xrn_to_hostname(lease['component_id'])
+ # fill the requested node with nitos ids
+ requested_lease['name'] = slice['name']
+ requested_lease['hostname'] = hostname
+ requested_lease['t_from'] = int(lease['start_time'])
+ requested_lease['t_until'] = int(lease['duration']) * grain + int(lease['start_time'])
+ requested_leases.append(requested_lease)
+
+
+
+ # prepare actual slice leases by lease_id
+ leases_by_id = {}
+ for lease in leases:
+ leases_by_id[lease['lease_id']] = {'name': lease['name'], 'hostname': lease['hostname'], \
+ 't_from': lease['t_from'], 't_until': lease['t_until']}
+
+ added_leases = []
+ kept_leases_id = []
+ deleted_leases_id = []
+ for lease_id in leases_by_id:
+ if leases_by_id[lease_id] not in requested_leases:
+ deleted_leases_id.append(lease_id)
+ else:
+ kept_leases_id.append(lease_id)
+ requested_leases.remove(leases_by_id[lease_id])
+ added_leases = requested_leases
+