X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=sfa%2Fmethods%2Fcreate_slice.py;h=d192a35b0f4ba566ee642e95aee54921d070e2af;hb=16ea94ee08c92c3978ca2463a4d7967bfbeec55d;hp=b052eacc117470f2a20d966e0063f1b0254c647f;hpb=a2e21bef1545bbb68c86ec1a84a611bde7f17a45;p=sfa.git diff --git a/sfa/methods/create_slice.py b/sfa/methods/create_slice.py index b052eacc..d192a35b 100644 --- a/sfa/methods/create_slice.py +++ b/sfa/methods/create_slice.py @@ -6,7 +6,13 @@ from sfa.util.misc import * from sfa.util.method import Method from sfa.util.parameter import Parameter, Mixed from sfa.trust.auth import Auth -from sfa.util.slices import Slices +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): """ @@ -24,13 +30,60 @@ class create_slice(Method): Parameter(str, "Credential string"), Parameter(str, "Human readable name of slice to instantiate"), Parameter(str, "Resource specification"), + Mixed(Parameter(str, "Request hash"), + Parameter(None, "Request hash not specified")) ] - returns = [Parameter(int, "1 if successful")] + returns = Parameter(int, "1 if successful") - def call(self, cred, hrn, rspec): - self.api.auth.check(cred, 'createslice') - slices = Slices(self.api) - slices.create_slice(hrn, rspec) + def call(self, cred, hrn, requested_rspec, request_hash=None, caller_cred=None): + if caller_cred==None: + caller_cred=cred + # This cred will be an slice cred, not a user, so we cant use it to + # authenticate the caller's request_hash. Let just get the caller's gid + # from the cred and authenticate using that + client_gid = Credential(string=cred).get_gid_caller() + client_gid_str = client_gid.save_to_string(save_parents=True) + self.api.auth.authenticateGid(client_gid_str, [cred, hrn, requested_rspec], request_hash) + self.api.auth.check(cred, 'createslice') + + #log the call + self.api.logger.info("interface: %s\tcaller-hrn: %s\ttarget-hrn: %s\tmethod-name: %s"%(self.api.interface, Credential(string=caller_cred).get_gid_caller().get_hrn(), hrn, self.name)) + + 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, Credential(string=caller_cred).get_gid_caller().get_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]) + manager.create_slice(self.api, hrn, 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]) + manager.create_slice(self.api, hrn, rspec, caller_cred) + return 1