def setUp(self):
super(TestAdvancedService, self).setUp()
self.agent = mock.Mock()
self.test_observers = event_observers.L3EventObservers()
# Ensure no instances for each test
FakeServiceA._instance = None
FakeServiceB._instance = None
def test_unique_observers_for_different_services(self):
"""Test different service types with different observer lists.
The services are unique instances, shared the same agent, but
are using different observer lists.
"""
a = FakeServiceA(self.agent)
self.test_observers.add(a)
other_observers = event_observers.L3EventObservers()
b = FakeServiceB(self.agent)
other_observers.add(b)
self.assertNotEqual(a, b)
self.assertEqual(self.agent, a.l3_agent)
self.assertIn(a, self.test_observers.observers)
self.assertEqual(1, len(self.test_observers.observers))
self.assertEqual(self.agent, b.l3_agent)
self.assertIn(b, other_observers.observers)
self.assertEqual(1, len(other_observers.observers))
def setUp(self):
super(TestL3EventObservers, self).setUp()
self.event_observers = event_observers.L3EventObservers()
def __init__(self, host, conf=None):
if conf:
self.conf = conf
else:
self.conf = cfg.CONF
self.router_info = {}
self._check_config_params()
self.process_monitor = external_process.ProcessMonitor(
config=self.conf, resource_type='router')
try:
self.driver = importutils.import_object(self.conf.interface_driver,
self.conf)
except Exception:
LOG.error(_LE("Error importing interface driver "
"'%s'"), self.conf.interface_driver)
raise SystemExit(1)
self.context = n_context.get_admin_context_without_session()
self.plugin_rpc = L3PluginApi(topics.L3PLUGIN, host)
self.fullsync = True
# Get the list of service plugins from Neutron Server
# This is the first place where we contact neutron-server on startup
# so retry in case its not ready to respond.
retry_count = 5
while True:
retry_count = retry_count - 1
try:
self.neutron_service_plugins = (
self.plugin_rpc.get_service_plugin_list(self.context))
except oslo_messaging.RemoteError as e:
with excutils.save_and_reraise_exception() as ctx:
ctx.reraise = False
LOG.warning(
_LW('l3-agent cannot check service plugins '
'enabled at the neutron server when '
'startup due to RPC error. It happens '
'when the server does not support this '
'RPC API. If the error is '
'UnsupportedVersion you can ignore this '
'warning. Detail message: %s'), e)
self.neutron_service_plugins = None
except oslo_messaging.MessagingTimeout as e:
with excutils.save_and_reraise_exception() as ctx:
if retry_count > 0:
ctx.reraise = False
LOG.warning(
_LW('l3-agent cannot check service '
'plugins enabled on the neutron '
'server. Retrying. '
'Detail message: %s'), e)
continue
break
self.namespaces_manager = namespace_manager.NamespaceManager(
self.conf, self.driver, self.conf.use_namespaces)
self._queue = queue.RouterProcessingQueue()
self.event_observers = event_observers.L3EventObservers()
super(L3NATAgent, self).__init__(conf=self.conf)
self.target_ex_net_id = None
self.use_ipv6 = ipv6_utils.is_enabled()
if self.conf.enable_metadata_proxy:
self.metadata_driver = metadata_driver.MetadataDriver(self)
self.event_observers.add(self.metadata_driver)
def setUp(self):
super(TestAdvancedService, self).setUp()
self.agent = mock.Mock()
self.test_observers = event_observers.L3EventObservers()