request hash is optional

[sfa.git] / sfa / methods / resolve.py

diff --git a/sfa/methods/resolve.py b/sfa/methods/resolve.py
index acf6ec0..29e79b4 100644 (file)
--- a/sfa/methods/resolve.py
+++ b/sfa/methods/resolve.py
@@ -26,12 +26,13 @@ class resolve(Method):
     accepts = [
         Parameter(str, "Credential string"),
         Parameter(str, "Human readable name (hrn)"),
-        Parameter(str, "Request hash")
+        Mixed(Parameter(str, "Request hash"),
+              Parameter(None, "Request hash not specified"))
         ]
 
     returns = [GeniRecord]
     
-    def call(self, cred, hrn, request_hash, caller_cred=None):
+    def call(self, cred, hrn, request_hash=None, caller_cred=None):
         
         self.api.auth.authenticateCred(cred, [cred, hrn], request_hash) 
         self.api.auth.check(cred, 'resolve')
@@ -59,12 +60,16 @@ class resolve(Method):
         if registry_hrn != self.api.hrn:
             credential = self.api.getCredential()
             try:
-                records = registries[registry_hrn].resolve(credential, hrn, caller_cred=caller_cred)
-                good_records = [record.as_dict() for record in records]
-                if good_records:
-                    return good_records
+                records = registries[registry_hrn].resolve(credential, hrn, caller_cred)
+                good_records = [GeniRecord(dict=record).as_dict() for record in records]
             except:
-                traceback.print_exc()
+                arg_list = [credential, hrn]
+                request_hash=self.api.key.compute_hash(arg_list)                
+                records = registries[registry_hrn].resolve(credential, hrn, request_hash, caller_cred)
+                good_records = [GeniRecord(dict=record).as_dict() for record in records]
+                
+        if good_records:
+            return good_records
 
         # if we still havnt found the record yet, try the local registry
         table = GeniTable()