from sfa.storage.parameter import Parameter, Mixed
+
class Describe(Method):
"""
Retrieve a manifest RSpec describing the resources contained by the
interfaces = ['aggregate', 'slicemgr']
accepts = [
Parameter(type([str]), "List of URNs"),
- Mixed(Parameter(str, "Credential string"),
+ Mixed(Parameter(str, "Credential string"),
Parameter(type([str]), "List of credentials")),
Parameter(dict, "Options")
- ]
+ ]
returns = Parameter(str, "List of resources")
def call(self, urns, creds, options):
- self.api.logger.info("interface: %s\tmethod-name: %s" % (self.api.interface, self.name))
-
+ self.api.logger.info("interface: %s\tmethod-name: %s" %
+ (self.api.interface, self.name))
+
# client must specify a version
if not options.get('geni_rspec_version'):
if options.get('rspec_version'):
options['geni_rspec_version'] = options['rspec_version']
else:
- raise SfaInvalidArgument('Must specify an rspec version option. geni_rspec_version cannot be null')
-
- valid_creds = self.api.auth.checkCredentials(creds, 'listnodes', urns, \
- check_sliver_callback = self.api.manager.driver.check_sliver_credentials)
+ raise SfaInvalidArgument(
+ 'Must specify an rspec version option. geni_rspec_version cannot be null')
+ valid_creds = self.api.auth.checkCredentialsSpeaksFor(
+ creds, 'listnodes', urns,
+ check_sliver_callback=self.api.driver.check_sliver_credentials,
+ options=options)
- # get hrn of the original caller
+ # get hrn of the original caller
origin_hrn = options.get('origin_hrn', None)
if not origin_hrn:
- origin_hrn = Credential(cred=valid_creds[0]).get_gid_caller().get_hrn()
+ origin_hrn = Credential(
+ cred=valid_creds[0]).get_gid_caller().get_hrn()
desc = self.api.manager.Describe(self.api, creds, urns, options)
- # filter rspec through sfatables
+ # filter rspec through sfatables
if self.api.interface in ['aggregate']:
chain_name = 'OUTGOING'
- elif self.api.interface in ['slicemgr']:
+ elif self.api.interface in ['slicemgr']:
chain_name = 'FORWARD-OUTGOING'
- self.api.logger.debug("ListResources: sfatables on chain %s"%chain_name)
- desc['geni_rspec'] = run_sfatables(chain_name, '', origin_hrn, desc['geni_rspec'])
-
- if options.has_key('geni_compressed') and options['geni_compressed'] == True:
- desc['geni_rspec'] = zlib.compress(desc['geni_rspec']).encode('base64')
-
- return desc
-
-
+ self.api.logger.debug(
+ "ListResources: sfatables on chain %s" % chain_name)
+ desc['geni_rspec'] = run_sfatables(
+ chain_name, '', origin_hrn, desc['geni_rspec'])
+
+ if 'geni_compressed' in options and options['geni_compressed'] == True:
+ desc['geni_rspec'] = zlib.compress(
+ desc['geni_rspec']).encode('base64')
+
+ return desc