- (hrn, _) = urn_to_hrn(xrn)
- slicename = hrn_to_pl_slicename(hrn)
- slices = api.driver.GetSlices({'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.driver.UpdateSlice(slice['slice_id'], record)
- return True
- except:
- return False
-
- def start_slice(self, api, xrn, creds):
- (hrn, _) = urn_to_hrn(xrn)
- slicename = hrn_to_pl_slicename(hrn)
- slices = api.driver.GetSlices({'name': slicename}, ['slice_id'])
- if not slices:
- raise RecordNotFound(hrn)
- slice_id = slices[0]['slice_id']
- slice_tags = api.driver.GetSliceTags({'slice_id': slice_id, 'tagname': 'enabled'}, ['slice_tag_id'])
- # just remove the tag if it exists
- if slice_tags:
- api.driver.DeleteSliceTag(slice_tags[0]['slice_tag_id'])
-
- return 1
-
- def stop_slice(self, api, xrn, creds):
- hrn, _ = urn_to_hrn(xrn)
- slicename = hrn_to_pl_slicename(hrn)
- slices = api.driver.GetSlices({'name': slicename}, ['slice_id'])
- if not slices:
- raise RecordNotFound(hrn)
- slice_id = slices[0]['slice_id']
- slice_tags = api.driver.GetSliceTags({'slice_id': slice_id, 'tagname': 'enabled'})
- if not slice_tags:
- api.driver.AddSliceTag(slice_id, 'enabled', '0')
- elif slice_tags[0]['value'] != "0":
- tag_id = slice_tags[0]['slice_tag_id']
- api.driver.UpdateSliceTag(tag_id, '0')
- return 1
-
- def reset_slice(self, api, xrn):
- # XX not implemented at this interface
- return 1
-
- def DeleteSliver(self, api, xrn, creds, options={}):
- call_id = option.get('call_id')
- if Callids().already_handled(call_id): return ""
- (hrn, _) = urn_to_hrn(xrn)
- slicename = hrn_to_pl_slicename(hrn)
- slices = api.driver.GetSlices({'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.driver.UnBindObjectFromPeer('slice', slice['slice_id'], peer)
- api.driver.DeleteSliceFromNodes(slicename, slice['node_ids'])
- finally:
- if peer:
- api.driver.BindObjectToPeer('slice', slice['slice_id'], peer, slice['peer_slice_id'])
- return 1
-
- def ListSlices(self, api, creds, options={}):
- call_id = option.get('call_id')
- if Callids().already_handled(call_id): return []
- # look in cache first
- if self.caching and api.cache:
- slices = api.cache.get('slices')
- if slices:
- return slices
-
- # get data from db
- slices = api.driver.GetSlices({'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 self.caching and api.cache:
- api.cache.add('slices', slice_urns)
-
- return slice_urns
-
- def ListResources(self, api, creds, options={}):
- call_id = option.get('call_id')
- if Callids().already_handled(call_id): return ""
- # get slice's hrn from options
- xrn = options.get('geni_slice_urn', None)
- (hrn, _) = urn_to_hrn(xrn)
-
- version_manager = VersionManager()
- # get the rspec's return format from options
- rspec_version = version_manager.get_version(options.get('rspec_version'))
- version_string = "rspec_%s" % (rspec_version.to_string())
-
- #panos adding the info option to the caching key (can be improved)
- if options.get('info'):
- version_string = version_string + "_"+options.get('info', 'default')
-
- # look in cache first
- if self.caching and api.cache and not xrn:
- rspec = api.cache.get(version_string)
- if rspec:
- api.logger.info("aggregate.ListResources: returning cached value for hrn %s"%hrn)
- return rspec
-
- #panos: passing user-defined options
- #print "manager options = ",options
- aggregate = Aggregate(api, options)
- rspec = aggregate.get_rspec(slice_xrn=xrn, version=rspec_version)
-
- # cache the result
- if self.caching and api.cache and not xrn:
- api.cache.add(version_string, rspec)
-
- return rspec
-
-
- def GetTicket(self, api, xrn, creds, rspec, users, options={}):
-
- (slice_hrn, _) = urn_to_hrn(xrn)
- slices = Slices(api)
- peer = slices.get_peer(slice_hrn)
- sfa_peer = slices.get_sfa_peer(slice_hrn)
-
- # get the slice record
- credential = api.getCredential()
- interface = api.registries[api.hrn]
- registry = api.server_proxy(interface, credential)
- records = registry.Resolve(xrn, credential)
-
- # make sure we get a local slice record
- record = None
- for tmp_record in records:
- if tmp_record['type'] == 'slice' and \
- not tmp_record['peer_authority']:
- #Error (E0602, GetTicket): Undefined variable 'SliceRecord'
- record = SliceRecord(dict=tmp_record)
- if not record:
- raise RecordNotFound(slice_hrn)
-
- # similar to CreateSliver, we must verify that the required records exist
- # at this aggregate before we can issue a ticket
- # parse rspec
- rspec = RSpec(rspec_string)
- requested_attributes = rspec.version.get_slice_attributes()
-
- # ensure site record exists
- site = slices.verify_site(hrn, slice_record, peer, sfa_peer)
- # ensure slice record exists
- slice = slices.verify_slice(hrn, slice_record, peer, sfa_peer)
- # ensure person records exists
- persons = slices.verify_persons(hrn, slice, users, peer, sfa_peer)
- # ensure slice attributes exists
- slices.verify_slice_attributes(slice, requested_attributes)
-
- # get sliver info
- slivers = slices.get_slivers(slice_hrn)
-
- if not slivers:
- raise SliverDoesNotExist(slice_hrn)
-
- # get initscripts
- initscripts = []
- data = {
- 'timestamp': int(time.time()),
- 'initscripts': initscripts,
- 'slivers': slivers
- }
-
- # create the ticket
- object_gid = record.get_gid_object()
- new_ticket = SfaTicket(subject = object_gid.get_subject())
- new_ticket.set_gid_caller(api.auth.client_gid)
- new_ticket.set_gid_object(object_gid)
- new_ticket.set_issuer(key=api.key, subject=api.hrn)
- new_ticket.set_pubkey(object_gid.get_pubkey())
- new_ticket.set_attributes(data)
- new_ticket.set_rspec(rspec)
- #new_ticket.set_parent(api.auth.hierarchy.get_auth_ticket(auth_hrn))
- new_ticket.encode()
- new_ticket.sign()