58 lines
		
	
	
		
			1.8 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			58 lines
		
	
	
		
			1.8 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
"""passbook core celery"""
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import os
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from logging.config import dictConfig
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from celery import Celery
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from celery.signals import (after_task_publish, setup_logging, task_postrun,
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                            task_prerun)
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from django.conf import settings
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from structlog import get_logger
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# set the default Django settings module for the 'celery' program.
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os.environ.setdefault("DJANGO_SETTINGS_MODULE", "passbook.root.settings")
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LOGGER = get_logger()
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CELERY_APP = Celery('passbook')
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# pylint: disable=unused-argument
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@setup_logging.connect
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def config_loggers(*args, **kwags):
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    """Apply logging settings from settings.py to celery"""
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    dictConfig(settings.LOGGING)
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# pylint: disable=unused-argument
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@after_task_publish.connect
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def after_task_publish(sender=None, headers=None, body=None, **kwargs):
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    """Log task_id after it was published"""
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    info = headers if 'task' in headers else body
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    LOGGER.debug('Task published', task_id=info.get('id', ''), task_name=info.get('task', ''))
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# pylint: disable=unused-argument
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@task_prerun.connect
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def task_prerun(task_id, task, *args, **kwargs):
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    """Log task_id on worker"""
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    LOGGER.debug('Task started', task_id=task_id, task_name=task.__name__)
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# pylint: disable=unused-argument
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@task_postrun.connect
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def task_postrun(task_id, task, *args, retval=None, state=None, **kwargs):
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    """Log task_id on worker"""
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    LOGGER.debug('Task finished',
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                 task_id=task_id,
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                 task_name=task.__name__,
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                 state=state)
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# Using a string here means the worker doesn't have to serialize
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# the configuration object to child processes.
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# - namespace='CELERY' means all celery-related configuration keys
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#   should have a `CELERY_` prefix.
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CELERY_APP.config_from_object(settings, namespace='CELERY')
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# Load task modules from all registered Django app configs.
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CELERY_APP.autodiscover_tasks()
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