- return aggregate.get_rspec(slice_xrn=slice_xrn, version=rspec.version)
-
-
-def RenewSliver(api, xrn, creds, expiration_time, call_id):
- if Callids().already_handled(call_id): return True
- (hrn, _) = urn_to_hrn(xrn)
- slicename = hrn_to_pl_slicename(hrn)
- slices = api.plshell.GetSlices(api.plauth, {'name': slicename}, ['slice_id'])
- if not slices:
- raise RecordNotFound(hrn)
- slice = slices[0]
- requested_time = utcparse(expiration_time)
- record = {'expires': int(time.mktime(requested_time.timetuple()))}
- try:
- api.plshell.UpdateSlice(api.plauth, slice['slice_id'], record)
- return True
- except:
- return False
-
-def start_slice(api, xrn, creds):
- (hrn, _) = urn_to_hrn(xrn)
- slicename = hrn_to_pl_slicename(hrn)
- slices = api.plshell.GetSlices(api.plauth, {'name': slicename}, ['slice_id'])
- if not slices:
- raise RecordNotFound(hrn)
- slice_id = slices[0]['slice_id']
- slice_tags = api.plshell.GetSliceTags(api.plauth, {'slice_id': slice_id, 'tagname': 'enabled'}, ['slice_tag_id'])
- # just remove the tag if it exists
- if slice_tags:
- api.plshell.DeleteSliceTag(api.plauth, slice_tags[0]['slice_tag_id'])
-
- return 1
-
-def stop_slice(api, xrn, creds):
- hrn, _ = urn_to_hrn(xrn)
- slicename = hrn_to_pl_slicename(hrn)
- slices = api.plshell.GetSlices(api.plauth, {'name': slicename}, ['slice_id'])
- if not slices:
- raise RecordNotFound(hrn)
- slice_id = slices[0]['slice_id']
- slice_tags = api.plshell.GetSliceTags(api.plauth, {'slice_id': slice_id, 'tagname': 'enabled'})
- if not slice_tags:
- api.plshell.AddSliceTag(api.plauth, slice_id, 'enabled', '0')
- elif slice_tags[0]['value'] != "0":
- tag_id = slice_tags[0]['slice_tag_id']
- api.plshell.UpdateSliceTag(api.plauth, tag_id, '0')
- return 1
-
-def reset_slice(api, xrn):
- # XX not implemented at this interface
- return 1
-
-def DeleteSliver(api, xrn, creds, call_id):
- if Callids().already_handled(call_id): return ""
- (hrn, _) = urn_to_hrn(xrn)
- slicename = hrn_to_pl_slicename(hrn)
- slices = api.plshell.GetSlices(api.plauth, {'name': slicename})
- if not slices:
- return 1
- slice = slices[0]
-
- # determine if this is a peer slice
- peer = peers.get_peer(api, hrn)
- try:
- if peer:
- api.plshell.UnBindObjectFromPeer(api.plauth, 'slice', slice['slice_id'], peer)
- api.plshell.DeleteSliceFromNodes(api.plauth, slicename, slice['node_ids'])
- finally:
- if peer:
- api.plshell.BindObjectToPeer(api.plauth, 'slice', slice['slice_id'], peer, slice['peer_slice_id'])
- return 1
-
-# xxx Thierry : caching at the aggregate level sounds wrong...
-#caching=True
-caching=False
-def ListSlices(api, creds, call_id):
- if Callids().already_handled(call_id): return []
- # look in cache first
- if caching and api.cache:
- slices = api.cache.get('slices')
- if slices:
- return slices
-
- # get data from db
- slices = api.plshell.GetSlices(api.plauth, {'peer_id': None}, ['name'])
- slice_hrns = [slicename_to_hrn(api.hrn, slice['name']) for slice in slices]
- slice_urns = [hrn_to_urn(slice_hrn, 'slice') for slice_hrn in slice_hrns]
-
- # cache the result
- if caching and api.cache:
- api.cache.add('slices', slice_urns)
-
- return slice_urns