from sfa.trust.auth import Auth
from sfa.plc.slices import Slices
from sfa.util.config import Config
-# RSpecManager_pl is not used. It's used to make sure the module is in place.
-import sfa.rspecs.aggregates.rspec_manager_pl
from sfa.trust.credential import Credential
from sfatables.runtime import SFATablesRules
-
class create_slice(Method):
"""
Instantiate the specified slice according to whats defined in the specified rspec
]
returns = Parameter(int, "1 if successful")
-
+
+ def __run_sfatables(self, manager, rules, hrn, origin_hrn, rspec):
+ if rules.sorted_rule_list:
+ contexts = rules.contexts
+ request_context = manager.fetch_context(hrn, origin_hrn, contexts)
+ rules.set_context(request_context)
+ newrspec = rules.apply(rspec)
+ else:
+ newrspec = rspec
+ return newrspec
+
+
def call(self, cred, xrn, requested_rspec, origin_hrn=None):
hrn, type = urn_to_hrn(xrn)
user_cred = Credential(string=cred)
# validate the credential
self.api.auth.check(cred, 'createslice')
- sfa_aggregate_type = Config().get_aggregate_rspec_type()
- rspec_manager = __import__("sfa.rspecs.aggregates.rspec_manager_"+sfa_aggregate_type, fromlist = ["sfa.rspecs.aggregates"])
- #Filter the incoming rspec using sfatables
- if self.api.interface in ['slicemgr']:
- incoming_rules = SFATablesRules('FORWARD-INCOMING')
- elif self.api.interface in ['aggregate']:
- incoming_rules = SFATablesRules('INCOMING')
-
- if incoming_rules.sorted_rule_list:
- #incoming_rules.set_slice(hrn) # This is a temporary kludge. Eventually, we'd like to fetch the context requested by the match/target
-
- contexts = incoming_rules.contexts
- request_context = rspec_manager.fetch_context(hrn, origin_hrn, contexts)
- incoming_rules.set_context(request_context)
- rspec = incoming_rules.apply(requested_rspec)
- else:
- rspec = requested_rspec
-
- # send the call to the right manager
- if sfa_aggregate_type not in ['pl']:
- # To clean up after July 21 - SB
- rspec = rspec_manager.create_slice(self.api, hrn, rspec)
- return 1
-
manager_base = 'sfa.managers'
if self.api.interface in ['aggregate']:
mgr_type = self.api.config.SFA_AGGREGATE_TYPE
manager_module = manager_base + ".aggregate_manager_%s" % mgr_type
manager = __import__(manager_module, fromlist=[manager_base])
+ rspec = self.__run_sfatables(manager,
+ SFATablesRules('INCOMING'),
+ hrn, origin_hrn, requested_rspec)
manager.create_slice(self.api, xrn, rspec)
elif self.api.interface in ['slicemgr']:
mgr_type = self.api.config.SFA_SM_TYPE
manager_module = manager_base + ".slice_manager_%s" % mgr_type
manager = __import__(manager_module, fromlist=[manager_base])
+ rspec = self.__run_sfatables(manager,
+ SFATablesRules('FORWARD-INCOMING'),
+ hrn, origin_hrn, requested_rspec)
manager.create_slice(self.api, xrn, rspec, origin_hrn)
return 1