def term_handler(_, __):
self.logger.info("Term handler")
pp_handler = self.state.get_corresponding_handler(
PoisonPillMessage())
pp_handler.handle(PoisonPillMessage(soft=False))
self._kill_process()
sys.exit(0)
def send_kill(self, by_data=False):
"""
Kill this actor by sending a
:class:`PoisonPillMessage
<powerapi.message.message.PoisonPillMessage>`
:param bool by_data: Define if the kill msg is send in the control
socket or the data socket
"""
if by_data:
self.send_data(PoisonPillMessage())
else:
self.send_control(PoisonPillMessage())
self.socket_interface.close()
def test_get_handler(initialized_dummy_actor):
"""
Test to get the predefined handler for PoisonPillMessage type
"""
handler = initialized_dummy_actor.state.get_corresponding_handler(
PoisonPillMessage())
assert isinstance(handler, PoisonPillMessageHandler)
def hard_kill(self):
"""Kill this actor by sending a hard :class:`PoisonPillMessage
<powerapi.message.message.PoisonPillMessage>`
"""
self.send_control(PoisonPillMessage(soft=False))
self.socket_interface.close()
def test_hard_PoisonPillMessage_attr():
"""
Create a hard PoisonPillMessage instance and test its attribute value
"""
msg = PoisonPillMessage(soft=False)
assert not msg.is_soft
assert msg.is_hard
def test_PoisonPillMessageHandler_hard(mocked_ppHandler):
"""
handle a hard PoisonPillMessage with the handler
Test if:
- the handler teardown method was called
"""
mocked_ppHandler.handle(PoisonPillMessage(soft=False))
assert mocked_ppHandler.teardown.called
def test_soft_kill_method(dummy_actor_mocked):
"""
Call the soft_kill method of and actor
Test if:
- a soft PoisonPillMessage was sent to the actor on the control socket
"""
dummy_actor_mocked.soft_kill()
assert dummy_actor_mocked.socket_interface.send_control.called
msg = dummy_actor_mocked.socket_interface.send_control.call_args[0][0]
assert msg == PoisonPillMessage(soft=True)
def test_PoisonPillMessageHandler_soft(mocked_ppHandler):
"""
handle a soft PoisonPillMessage with the handler
Test if:
- the receive method was called
- the handler teardown method was called
"""
mocked_ppHandler.handle(PoisonPillMessage(soft=True))
assert mocked_ppHandler.state.actor.socket_interface.receive.called
assert mocked_ppHandler.teardown.called
def run(self):
"""
Read data from Database and send it to the dispatchers.
If there is no more data, send a kill message to every
dispatcher.
If stream mode is disable, kill the actor.
:param None msg: None.
"""
if self.state.asynchrone:
self.loop = asyncio.new_event_loop()
asyncio.set_event_loop(self.loop)
self.state.loop = self.loop
self.loop.set_debug(enabled=True)
logging.basicConfig(level=logging.DEBUG)
self._connect()
while self.state.alive:
try:
report = self._pull_database()
dispatchers = self._get_dispatchers(report)
for dispatcher in dispatchers:
dispatcher.send_data(report)
except NoReportExtractedException:
time.sleep(self.state.timeout_puller / 1000)
if not self.state.stream_mode:
self.handler.handle_internal_msg(
PoisonPillMessage(soft=False))
return
except FilterUselessError:
self.handler.handle_internal_msg(PoisonPillMessage(soft=False))
return
except StopIteration:
continue
def pull_db(self):
"""
Initialize the database and connect all dispatcher to the
socket_interface
"""
db_puller_thread = DBPullerThread(self.state, self.timeout)
db_puller_thread.start()
while db_puller_thread.is_alive() and self.state.alive:
time.sleep(0.4)
msg = self.state.actor.receive_control(0.1)
if msg is not None:
self.handle_internal_msg(msg)
self.handle_internal_msg(PoisonPillMessage(soft=False))
def test_create_PoisonPillMessage_with_soft_False_set_attribute_is_hard_to_True(
):
msg = PoisonPillMessage(soft=False)
assert msg.is_hard
def test_create_PoisonPillMessage_with_soft_True_set_attribute_is_soft_to_True(
):
msg = PoisonPillMessage(soft=True)
assert msg.is_soft
def test_send_soft_PoisonPillMessage_make_dispatcher_soft_kill_formula(
self, dispatcher_with_two_formula, formula_queue):
dispatcher_with_two_formula.send_control(PoisonPillMessage())
assert formula_queue.get(timeout=0.5) == 'soft kill'
assert formula_queue.get(timeout=0.5) == 'soft kill'
def test_send_hard_PoisonPillMessage_make_dispatcher_hard_kill_formula(
self, dispatcher_with_two_formula, formula_queue):
dispatcher_with_two_formula.send_control(PoisonPillMessage(soft=False))
assert formula_queue.get(timeout=0.5) == 'hard kill'
assert formula_queue.get(timeout=0.5) == 'hard kill'
def test_send_PoisonPillMessage_set_actor_alive_to_False(self, init_actor):
init_actor.send_control(PoisonPillMessage())
time.sleep(0.1)
assert not init_actor.is_alive()