1 from PLC.Faults import *
2 from PLC.Method import Method
3 from PLC.Parameter import Parameter, Mixed
4 from PLC.Nodes import Node, Nodes
5 from PLC.Slices import Slice, Slices
6 from PLC.Persons import Person, Persons
7 from PLC.Auth import Auth
9 class AddSliceToNodes(Method):
11 Adds the specified slice to the specified nodes. Nodes may be
12 either local or foreign nodes.
14 If the slice is already associated with a node, no errors are
17 Returns 1 if successful, faults otherwise.
20 roles = ['admin', 'pi', 'user']
24 Mixed(Slice.fields['slice_id'],
25 Slice.fields['name']),
26 [Mixed(Node.fields['node_id'],
27 Node.fields['hostname'])]
30 returns = Parameter(int, '1 if successful')
32 def call(self, auth, slice_id_or_name, node_id_or_hostname_list):
33 # Get slice information
34 slices = Slices(self.api, [slice_id_or_name])
36 raise PLCInvalidArgument("No such slice %r"%slice_id_or_name)
39 if slice['peer_id'] is not None:
40 raise PLCInvalidArgument("Not a local slice")
42 if 'admin' not in self.caller['roles']:
43 if self.caller['person_id'] in slice['person_ids']:
45 elif 'pi' not in self.caller['roles']:
46 raise PLCPermissionDenied("Not a member of the specified slice")
47 elif slice['site_id'] not in self.caller['site_ids']:
48 raise PLCPermissionDenied("Specified slice not associated with any of your sites")
50 # Get specified nodes, add them to the slice
51 nodes = Nodes(self.api, node_id_or_hostname_list,
52 ['node_id', 'hostname', 'slice_ids', 'slice_ids_whitelist', 'site_id'])
55 # check the slice whitelist on each node first
56 # allow users at site to add node to slice, ignoring whitelist
57 if node['slice_ids_whitelist'] and \
58 slice['slice_id'] not in node['slice_ids_whitelist'] and \
59 not set(self.caller['site_ids']).intersection([node['site_id']]):
60 raise PLCInvalidArgument("%s is not allowed on %s (not on the whitelist)" % \
61 (slice['name'], node['hostname']))
62 if slice['slice_id'] not in node['slice_ids']:
63 slice.add_node(node, commit = False)
67 nodeids = [node['node_id'] for node in nodes]
68 self.event_objects = {'Node': nodeids,
69 'Slice': [slice['slice_id']]}
70 self.message = 'Slice %d added to nodes %s' % (slice['slice_id'], nodeids)