def girder_before_task_publish(sender=None, body=None, exchange=None,
routing_key=None, headers=None, properties=None,
declare=None, retry_policy=None, **kwargs):
if is_builtin_celery_task(sender):
return
job = None
try:
context = get_context()
if 'jobInfoSpec' not in headers:
job = context.create_task_job(
Task.girder_job_defaults(), sender=sender, body=body, exchange=exchange,
routing_key=routing_key, headers=headers, properties=properties, declare=declare,
retry_policy=retry_policy, **kwargs)
if 'girder_api_url' not in headers:
context.attach_girder_api_url(sender=sender, body=body,
exchange=exchange,
routing_key=routing_key,
headers=headers,
properties=properties,
declare=declare,
retry_policy=retry_policy,
**kwargs)
if 'girder_client_token' not in headers:
context.attach_girder_client_token(sender=sender,
body=body,
exchange=exchange,
routing_key=routing_key,
headers=headers,
properties=properties,
declare=declare,
retry_policy=retry_policy,
**kwargs)
if 'girder_result_hooks' in headers:
if job is not None:
for result_hook in headers['girder_result_hooks']:
if isinstance(result_hook, ResultTransform):
result_hook.job = job
# Celery task headers are not automatically serialized by celery
# before being passed off to ampq for byte packing. We will have
# to do that here.
p = jsonpickle.pickler.Pickler()
headers['girder_result_hooks'] = \
[p.flatten(grh) for grh in headers['girder_result_hooks']]
# Finally, remove all reserved_options from headers
for key in Task.reserved_options:
headers.pop(key, None)
except Exception:
logger.exception('An error occurred in girder_before_task_publish.')
raise
def job(self):
context = get_context()
if self._job is None:
self._job = context.get_async_result_job_property(self)
return self._job
