Merge branch 'master' of ssh://git.onelab.eu/git/sfa

Conflicts:
	sfa/client/sfi.py

diff --combined sfa/client/sfi.py
index 5f7aefe,8d9f37e..73d0099
--- 1/sfa/client/sfi.py
--- 2/sfa/client/sfi.py
+++ b/sfa/client/sfi.py
@@@ -815,44 -815,28 +815,30 @@@ or with an slice hrn, shows currently p
              creds.append(self.my_credential_string)
          if options.delegate:
              creds.append(self.delegate_cred(cred, get_authority(self.authority)))
-         
-         # V2 API
-         if self.server_supports_options_arg(server):
-             # with v2 everything goes in options inclusing the subject slice
-             api_options = {}
-             if args:
-                 hrn = args[0]
-                 api_options['geni_slice_urn'] = hrn_to_urn(hrn, 'slice')
-             if options.info:
-                 api_options['info'] = options.info
-             if options.rspec_version:
-                 version_manager = VersionManager()
-                 server_version = self.get_cached_server_version(server)
-                 if 'sfa' in server_version:
-                     # just request the version the client wants
-                     api_options['geni_rspec_version'] = version_manager.get_version(options.rspec_version).to_dict()
-                 else:
-                     # this must be a protogeni aggregate. We should request a v2 ad rspec
-                     # regardless of what the client user requested
-                     api_options['geni_rspec_version'] = version_manager.get_version('ProtoGENI 2').to_dict() 
+        
+         # no need to check if server accepts the options argument since the options has
+         # been a required argument since v1 API   
+         api_options = {}
+         # always send call_id to v2 servers
+         api_options ['call_id'] = unique_call_id()
++        # ask for cached value if available
++        api_options ['cached'] = True
+         if args:
+             hrn = args[0]
+             api_options['geni_slice_urn'] = hrn_to_urn(hrn, 'slice')
+         if options.info:
+             api_options['info'] = options.info
+         if options.rspec_version:
+             version_manager = VersionManager()
+             server_version = self.get_cached_server_version(server)
+             if 'sfa' in server_version:
+                 # just request the version the client wants
+                 api_options['geni_rspec_version'] = version_manager.get_version(options.rspec_version).to_dict()
              else:
                  api_options['geni_rspec_version'] = {'type': 'geni', 'version': '3.0'}    
-             # always send call_id to v2 servers
-             api_options ['call_id'] = unique_call_id()
-             # ask for cached value if available
-             api_options ['cached'] = True
-             # the V2 form
-             result = server.ListResources (creds, api_options)
-         # V1
          else:
-             # with an argument
-             if args:
-                 hrn = args[0]
-                 # xxx looks like we can pass a hrn and not a urn here ??
-                 # last arg. is a raw call_id when supported
-                 result = server.ListResources (creds, hrn, *self.cis(server))
-             else:
-                 result = server.ListResources (creds, *self.cis(server))
+             api_options['geni_rspec_version'] = {'type': 'geni', 'version': '3.0'}    
+         result = server.ListResources (creds, api_options)
          value = ReturnValue.get_value(result)
          if options.file is None:
              display_rspec(value, options.format)