initial checkin

diff --git a/sfacomponent/methods/list_slices.py b/sfacomponent/methods/list_slices.py
new file mode 100644 (file)
index 0000000..abed239
--- /dev/null
+++ b/sfacomponent/methods/list_slices.py
@@ -0,0 +1,35 @@
+### $Id: start_slice.py 15428 2009-10-23 15:28:03Z tmack $
+### $URL: https://svn.planet-lab.org/svn/sfa/trunk/sfa/methods/start_slice.py $
+
+from sfa.util.faults import *
+from sfa.util.misc import *
+from sfa.util.method import Method
+from sfa.util.parameter import Parameter, Mixed
+
+class list_slices(Method):
+    """
+    List the slices on a component      
+
+    @param cred credential string specifying the rights of the caller
+    @return list of slice names  
+    """
+
+    interfaces = ['component']
+    
+    accepts = [
+        Parameter(str, "Credential string"),
+        ]
+
+    returns = [Parameter(str, "slice name")]
+    
+    def call(self, cred, hrn, request_hash=None):
+        # 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], request_hash)
+        self.api.auth.check(cred, 'listslices')
+        slice_names = self.nodemanager.GetXIDs().keys()
+        
+        return slice_names