from sfa.util.faults import *
from sfa.util.method import Method
from sfa.util.parameter import Parameter, Mixed
-from sfa.util.auth import Auth
-from sfa.util.nodes import Nodes
+from sfa.trust.auth import Auth
+from sfa.util.config import Config
+from sfa.plc.nodes import Nodes
+# RSpecManager_pl is not used. This line is a check that ensures that everything is in place for the import to work.
+import sfa.rspecs.aggregates.rspec_manager_pl
+from sfa.trust.credential import Credential
+from sfatables.runtime import SFATablesRules
class get_resources(Method):
"""
accepts = [
Parameter(str, "Credential string"),
Mixed(Parameter(str, "Human readable name (hrn)"),
- Parameter(None, "hrn not specified"))
+ Parameter(None, "hrn not specified")),
+ Mixed(Parameter(str, "Request hash"),
+ Parameter(None, "Request hash not specified")),
+ Parameter(str, "Callers credential string")
]
returns = Parameter(str, "String representatin of an rspec")
- def call(self, cred, hrn=None):
-
+ def call(self, cred, hrn=None, request_hash = None, caller_cred=None):
+ sfa_aggregate_type = Config().get_aggregate_rspec_type()
+
+ # This cred will be an authority 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], request_hash)
self.api.auth.check(cred, 'listnodes')
- nodes = Nodes(self.api)
- if hrn:
- rspec = nodes.get_rspec(hrn)
+ if caller_cred==None:
+ caller_cred=cred
+
+ #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))
+
+ # This code needs to be cleaned up so that 'pl' is treated as just another RSpec manager.
+ # The change ought to be straightforward as soon as we define PL's new RSpec.
+
+ rspec_manager = __import__("sfa.rspecs.aggregates.rspec_manager_"+sfa_aggregate_type,
+ fromlist = ["sfa.rspecs.aggregates"])
+ if (sfa_aggregate_type == 'pl'):
+ nodes = Nodes(self.api, caller_cred=caller_cred)
+ if hrn:
+ rspec = nodes.get_rspec(hrn)
+ else:
+ nodes.refresh()
+ rspec = nodes['rspec']
else:
- nodes.refresh()
- rspec = nodes['rspec']
-
- return rspec
+ rspec = rspec_manager.get_rspec(self.api, hrn)
+
+ # Filter the outgoing rspec using sfatables
+ outgoing_rules = SFATablesRules('OUTGOING')
+
+ request_context = rspec_manager.fetch_context(
+ hrn,
+ Credential(string=caller_cred).get_gid_caller().get_hrn(),
+ outgoing_rules.contexts)
+ outgoing_rules.set_context(request_context)
+ filtered_rspec = outgoing_rules.apply(rspec)
+
+ return filtered_rspec