X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=sfa%2Fplc%2Fapi.py;h=8a03a87c69433cbf33a576f40ae3c1524630c24d;hb=1e95f8a388325499564df5f8eb6eb1fd10ca2d42;hp=8de67d6740b97a212161235f83c5d5ad2087852f;hpb=dcb9292a2190f5a0beb05cfa500655401caa1d9e;p=sfa.git

diff --git a/sfa/plc/api.py b/sfa/plc/api.py
index 8de67d67..8a03a87c 100644
--- a/sfa/plc/api.py
+++ b/sfa/plc/api.py
@@ -107,6 +107,7 @@ class SfaAPI(BaseAPI):
         self.hrn = self.config.SFA_INTERFACE_HRN
         self.time_format = "%Y-%m-%d %H:%M:%S"
 
+    
     def getPLCShell(self):
         self.plauth = {'Username': self.config.SFA_PLC_USER,
                        'AuthMethod': 'password',
@@ -127,6 +128,26 @@ class SfaAPI(BaseAPI):
         shell = xmlrpclib.Server(url, verbose = 0, allow_none = True)
         return shell
 
+    def get_server(self, interface, cred, timeout=30):
+        """
+        Returns a connection to the specified interface. Use the specified
+        credential to determine the caller and look for the caller's key/cert 
+        in the registry hierarchy cache. 
+        """       
+        from sfa.trust.hierarchy import Hierarchy
+        if not isinstance(cred, Credential):
+            cred_obj = Credential(string=cred)
+        else:
+            cred_obj = cred
+        caller_gid = cred_obj.get_gid_caller()
+        hierarchy = Hierarchy()
+        auth_info = hierarchy.get_auth_info(caller_gid.get_hrn())
+        key_file = auth_info.get_privkey_filename()
+        cert_file = auth_info.get_gid_filename()
+        server = interface.get_server(key_file, cert_file, timeout)
+        return server
+               
+        
     def getCredential(self):
         """
         Return a valid credential for this interface. 
@@ -158,20 +179,25 @@ class SfaAPI(BaseAPI):
         Attempt to find a credential delegated to us in
         the specified list of creds.
         """
+        from sfa.trust.hierarchy import Hierarchy
         if creds and not isinstance(creds, list): 
             creds = [creds]
-        delegated_creds = filter_creds_by_caller(creds,self.hrn)
-        if not delegated_creds:
-            return None
-        return delegated_creds[0]
+        hierarchy = Hierarchy()
+                
+        delegated_cred = None
+        for cred in creds:
+            if hierarchy.auth_exists(Credential(string=cred).get_gid_caller().get_hrn()):
+                delegated_cred = cred
+                break
+        return delegated_cred
  
     def __getCredential(self):
         """ 
         Get our credential from a remote registry 
         """
         from sfa.server.registry import Registries
-        registries = Registries(self)
-        registry = registries[self.hrn]
+        registries = Registries()
+        registry = registries.get_server(self.hrn, self.key_file, self.cert_file)
         cert_string=self.cert.save_to_string(save_parents=True)
         # get self credential
         self_cred = registry.GetSelfCredential(cert_string, self.hrn, 'authority')
@@ -226,6 +252,8 @@ class SfaAPI(BaseAPI):
         except IOError:
             self.credential = self.getCredentialFromRegistry()
 
+
+
     ##
     # Convert SFA fields to PLC fields for use when registering up updating
     # registry record in the PLC database
@@ -505,7 +533,8 @@ class SfaAPI(BaseAPI):
             elif (type.startswith("authority")):
                 record['url'] = None
                 if record['hrn'] in self.aggregates:
-                    record['url'] = self.aggregates[record['hrn']].url
+                    
+                    record['url'] = self.aggregates[record['hrn']].get_url()
 
                 if record['pointer'] != -1:
                     record['PI'] = []
@@ -547,12 +576,22 @@ class SfaAPI(BaseAPI):
         self.fill_record_sfa_info(records)
 
     def update_membership_list(self, oldRecord, record, listName, addFunc, delFunc):
-        # get a list of the HRNs tht are members of the old and new records
+        # get a list of the HRNs that are members of the old and new records
         if oldRecord:
             oldList = oldRecord.get(listName, [])
         else:
             oldList = []     
         newList = record.get(listName, [])
+        # ugly hack to see what's next
+        def normalize (value):
+            from types import StringTypes
+            from sfa.util.sfalogging import logger
+            if isinstance(value,StringTypes): return value
+            elif isinstance(value,dict): 
+                newvalue=value['text']
+                logger.info("Normalizing %s=>%s"%(value,newvalue))
+                return newvalue
+        newList=[normalize(v) for v in newList]
 
         # if the lists are the same, then we don't have to update anything
         if (oldList == newList):