def ext_service(self, entity_id, typ, service, binding=None):
known_entity = False
for key, _md in self.metadata.items():
srvs = _md.ext_service(entity_id, typ, service, binding)
if srvs:
return srvs
elif srvs is None:
pass
else:
known_entity = True
if known_entity:
raise UnsupportedBinding(binding)
else:
raise UnknownSystemEntity(entity_id)
def service(self, entity_id, typ, service, binding=None):
known_entity = False
for key, _md in self.metadata.items():
srvs = _md.service(entity_id, typ, service, binding)
if srvs:
return srvs
elif srvs is None:
pass
else:
known_entity = True
if known_entity:
logger.error("Unsupported binding: %s (%s)" % (binding, entity_id))
raise UnsupportedBinding(binding)
else:
logger.error("Unknown system entity: %s" % entity_id)
raise UnknownSystemEntity(entity_id)