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celery: set global CELERY_ENABLED on any connection error

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This commit is contained in:
Daniel Dourvaris 2016-06-30 19:38:31 +03:00
parent a4db76818f
commit 46ab48ce5e
1 changed files with 7 additions and 1 deletions
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8
rhodecode/lib/celerylib/__init__.py
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@ -54,15 +54,16 @@ class ResultWrapper(object):
def run_task(task, *args, **kwargs):
if rhodecode.CELERY_ENABLED:
celery_is_up = False
try:
t = task.apply_async(args=args, kwargs=kwargs)
log.info('running task %s:%s', t.task_id, task)
celery_is_up = True
return t
except socket.error as e:
if isinstance(e, IOError) and e.errno == 111:
log.error('Unable to connect to celeryd. Sync execution')
rhodecode.CELERY_ENABLED = False
else:
log.exception("Exception while connecting to celeryd.")
except KeyError as e:
@ -71,6 +72,11 @@ def run_task(task, *args, **kwargs):
log.exception(
"Exception while trying to run task asynchronous. "
"Fallback to sync execution.")
# keep in mind there maybe a subtle race condition where something
# depending on rhodecode.CELERY_ENABLED such as @dbsession decorator
# will see CELERY_ENABLED as True before this has a chance to set False
rhodecode.CELERY_ENABLED = celery_is_up
else:
log.debug('executing task %s in sync mode', task)
return ResultWrapper(task(*args, **kwargs))