+from PLC.Faults import *
+from PLC.Method import Method
+from PLC.Parameter import Parameter, Mixed
+from PLC.Nodes import Node, Nodes
+from PLC.Slices import Slice, Slices
+from PLC.Auth import Auth
+
+class DeleteSliceFromNodesWhitelist(Method):
+ """
+ Deletes the specified slice from the whitelist on the specified nodes. Nodes may be
+ either local or foreign nodes.
+
+ If the slice is already associated with a node, no errors are
+ returned.
+
+ Returns 1 if successful, faults otherwise.
+ """
+
+ roles = ['admin']
+
+ accepts = [
+ Auth(),
+ Mixed(Slice.fields['slice_id'],
+ Slice.fields['name']),
+ [Mixed(Node.fields['node_id'],
+ Node.fields['hostname'])]
+ ]
+
+ returns = Parameter(int, '1 if successful')
+
+ def call(self, auth, slice_id_or_name, node_id_or_hostname_list):
+ # Get slice information
+ slices = Slices(self.api, [slice_id_or_name])
+ if not slices:
+ raise PLCInvalidArgument, "No such slice"
+ slice = slices[0]
+
+ if slice['peer_id'] is not None:
+ raise PLCInvalidArgument, "Not a local slice"
+
+ # Get specified nodes, add them to the slice
+ nodes = Nodes(self.api, node_id_or_hostname_list)
+ for node in nodes:
+ if node['peer_id'] is not None:
+ raise PLCInvalidArgument, "%s not a local node" % node['hostname']
+ if slice['slice_id'] in node['slice_ids_whitelist']:
+ slice.delete_from_node_whitelist(node, commit = False)
+
+ slice.sync()
+
+ self.event_objects = {'Node': [node['node_id'] for node in nodes],
+ 'Slice': [slice['slice_id']]}
+
+ return 1