def __init__(self):
self._processutils = os_win_utilsfactory.get_processutils()
self._workers = []
self._worker_job_handles = []
self._signal_handler = service.SignalHandler()
self._add_signal_handlers()
def test_setup_signal_interruption_select_poll(self):
# NOTE(claudiub): SignalHandler is a singleton, which means that it
# might already be initialized. We need to clear to clear the cache
# in order to prevent race conditions between tests.
service.SignalHandler.__class__._instances.clear()
signal_handler = service.SignalHandler()
self.addCleanup(service.SignalHandler.__class__._instances.clear)
self.assertTrue(
signal_handler._SignalHandler__force_interrupt_on_signal)
def test_setup_signal_interruption_no_select_poll(self):
# NOTE(claudiub): SignalHandler is a singleton, which means that it
# might already be initialized. We need to clear to clear the cache
# in order to prevent race conditions between tests.
service.SignalHandler.__class__._instances.clear()
with mock.patch('eventlet.patcher.original',
return_value=object()) as get_original:
signal_handler = service.SignalHandler()
get_original.assert_called_with('select')
self.addCleanup(service.SignalHandler.__class__._instances.clear)
self.assertFalse(
signal_handler._SignalHandler__force_interrupt_on_signal)
def test__handle_signals(self):
signal_handler = service.SignalHandler()
signal_handler.clear()
self.assertEqual(0,
len(signal_handler._signal_handlers[signal.SIGTERM]))
call_1, call_2 = mock.Mock(), mock.Mock()
signal_handler.add_handler('SIGTERM', call_1)
signal_handler.add_handler('SIGTERM', call_2)
self.assertEqual(2,
len(signal_handler._signal_handlers[signal.SIGTERM]))
signal_handler._handle_signals(signal.SIGTERM, 'test')
for m in signal_handler._signal_handlers[signal.SIGTERM]:
m.assert_called_once_with(signal.SIGTERM, 'test')
signal_handler.clear()
def __init__(self, conf):
# Add SIGALARM to ignore_signals, because core
# uses SIGALRM for watchdog, while oslo uses the
# same for exit.
# Signal handler is singleton class, changing here will
# have global effect.
self.signal_handler = oslo_service.SignalHandler()
self.signal_handler._ignore_signals += ('SIGALRM', )
self.signal_handler._signals_by_name = dict(
(name, getattr(signal, name)) for name in dir(signal)
if name.startswith("SIG")
and name not in self.signal_handler._ignore_signals)
super(NfpLauncher, self).__init__(conf)
def test__handle_signal(self):
signal_handler = service.SignalHandler()
signal_handler.clear()
self.assertEqual(0,
len(signal_handler._signal_handlers[signal.SIGTERM]))
call_1, call_2 = mock.Mock(), mock.Mock()
signal_handler.add_handler('SIGTERM', call_1)
signal_handler.add_handler('SIGTERM', call_2)
self.assertEqual(2,
len(signal_handler._signal_handlers[signal.SIGTERM]))
signal_handler._handle_signal(signal.SIGTERM, 'test')
# execute pending eventlet callbacks
time.sleep(0)
for m in signal_handler._signal_handlers[signal.SIGTERM]:
m.assert_called_once_with(signal.SIGTERM, 'test')
signal_handler.clear()
def _handle_signal(self):
signal_handler = service.SignalHandler()
signal_handler.add_handler('SIGTERM', self._handle_sigterm)
signal_handler.add_handler('SIGHUP', self._handle_sighup)
