這篇文章主要講解了Django實現(xiàn)celery定時任務(wù)的方法,內(nèi)容清晰明了,對此有興趣的小伙伴可以學(xué)習(xí)一下,相信大家閱讀完之后會有幫助。
1.首先在項目同名目錄下建一個celery.py
from __future__ import absolute_import import os from celery import Celery from datetime import timedelta from kombu import Queue # set the default Django settings module for the 'celery' program. os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'OpsManage.settings') from django.conf import settings app = Celery('OpsManage') # Using a string here means the worker will not have to # pickle the object when using Windows. # 配置celery class Config: BROKER_URL = 'amqp://guest:guest@localhost:5672//' CELERY_RESULT_BACKEND = 'redis://localhost:6379' CELERY_ACCEPT_CONTENT = ['application/json'] CELERY_TASK_SERIALIZER = 'json' CELERY_RESULT_SERIALIZER = 'json' CELERY_TASK_RESULT_EXPIRES = 60 * 60 CELERY_TIMEZONE = 'Asia/Shanghai' CELERY_ENABLE_UTC = True CELERY_ANNOTATIONS = {'*': {'rate_limit': '500/s'}} CELERYBEAT_SCHEDULER = 'djcelery.schedulers.DatabaseScheduler' app.config_from_object(Config) # 到各個APP里自動發(fā)現(xiàn)tasks.py文件 app.autodiscover_tasks() #crontab config app.conf.update( CELERYBEAT_SCHEDULE = { # 每隔30s執(zhí)行一次函數(shù) 'every-30-min-add': { 'task': 'apps.tasks.celery_assets.push_host_by_salt_tasks', 'schedule': timedelta(seconds=30) # # 每天凌晨12點 # 'schedule': crontab(minute=0, hour=0) }, }, ) # kombu : Celery 自帶的用來收發(fā)消息的庫, 提供了符合 Python 語言習(xí)慣的, 使用 AMQP 協(xié)議的高級接口 Queue('transient', routing_key='transient',delivery_mode=1)