1 from PLC.Method import Method
2 from PLC.Parameter import Parameter, Mixed
3 from PLC.Filter import Filter
4 from PLC.Auth import Auth
5 from PLC.Slices import Slice, Slices
7 class GetSlices(Method):
9 Returns an array of structs containing details about slices. If
10 slice_filter is specified and is an array of slice identifiers or
11 slice names, or a struct of slice attributes, only slices matching
12 the filter will be returned. If return_fields is specified, only the
13 specified details will be returned.
15 Users may only query slices of which they are members. PIs may
16 query any of the slices at their sites. Admins may query any
17 slice. If a slice that cannot be queried is specified in
18 slice_filter, details about that slice will not be returned.
21 roles = ['admin', 'pi', 'user']
25 Mixed([Mixed(Slice.fields['slice_id'],
26 Slice.fields['name'])],
27 Filter(Slice.fields)),
28 Parameter([str], "List of fields to return", nullok = True)
31 returns = [Slice.fields]
36 def call(self, auth, slice_filter = None, return_fields = None):
37 # If we are not admin, make sure to return only viewable
39 if 'admin' not in self.caller['roles']:
40 # Get slices that we are able to view
41 valid_slice_ids = self.caller['slice_ids']
42 if 'pi' in self.caller['roles'] and self.caller['site_ids']:
43 sites = Sites(self.api, self.caller['site_ids'])
45 valid_slice_ids += site['slice_ids']
47 if not valid_slice_ids:
50 if slice_filter is None:
51 slice_filter = valid_slice_ids
53 slices = Slices(self.api, slice_filter, return_fields)
55 # Filter out slices that are not viewable
56 if 'admin' not in self.caller['roles']:
57 slices = filter(lambda slice: slice['slice_id'] in valid_slice_ids, slices)