def investigate_worker_failure(self, worker):
ciel.log.error('Investigating possible failure of worker %s (%s)' % (worker.id, worker.netloc), 'WORKER_POOL', logging.WARNING)
try:
content = get_string('http://%s/control' % worker.netloc)
id = simplejson.loads(content)
assert id == worker.id
except:
self.worker_failed(worker)
def investigate_worker_failure(self, worker):
ciel.log.error(
'Investigating possible failure of worker %s (%s)' %
(worker.id, worker.netloc), 'WORKER_POOL', logging.WARNING)
try:
content = get_string('http://%s/control' % worker.netloc)
id = simplejson.loads(content)
assert id == worker.id
except:
self.worker_failed(worker)
def backoff_request(self,
url,
method,
payload=None,
num_attempts=1,
initial_wait=0,
need_result=True):
initial_wait = 5
for _ in range(0, num_attempts):
if self.stop_event.is_set():
break
try:
try:
if method == "POST":
if need_result or num_attempts > 1:
content = post_string(url, payload)
else:
post_string_noreturn(url,
payload,
result_callback=self.
master_post_result_callback)
return
elif method == "GET":
content = get_string(url)
else:
raise Exception("Invalid method %s" % method)
return 200, content
except Exception as e:
ciel.log(
"Backoff-request failed with exception %s; re-raising MasterNotResponding"
% e, "MASTER_PROXY", logging.ERROR)
raise MasterNotRespondingException()
except:
ciel.log.error("Error contacting master", "MSTRPRXY",
logging.WARN, True)
self.stop_event.wait(initial_wait)
initial_wait += initial_wait * random.uniform(0.5, 1.5)
ciel.log.error("Given up trying to contact master", "MSTRPRXY",
logging.ERROR, True)
if self.stop_event.is_set():
raise WorkerShutdownException()
else:
raise MasterNotRespondingException()
def shutdown(self):
for worker in self.workers.values():
try:
get_string('http://%s/control/kill/' % worker.netloc)
except:
pass
def shutdown(self):
for worker in self.workers.values():
try:
get_string('http://%s/control/kill/' % worker.netloc)
except:
pass
