Celery Beat定时任务

Posted 2021-03-09 vincenshen

示例代码

创建schedule_tasks.py文件

from celery import Celery
from celery.schedules import crontab

app = Celery("SchedulerTasks", broker=‘pyamqp://admin:admin@172.16.37.200:5672//‘)


@app.on_after_configure.connect
def setup_periodic_tasks(sender, **kwargs):
    # Calls test(‘hello‘) every 10 seconds.
    sender.add_periodic_task(10.0, test.s(‘hello‘), name=‘add every 10‘)

    # Calls test(‘world‘) every 30 seconds
    sender.add_periodic_task(30.0, test.s(‘world‘), expires=10)

    # Executes every Monday morning at 7:30 a.m.
    sender.add_periodic_task(
        crontab(hour=7, minute=30, day_of_week=1),
        test.s(‘Happy Mondays!‘),
    )


@app.task
def test(arg):
    print(arg)

 

启动Celery Beat-任务生产者

# celery -A schedule_tasks beat

 

启动Celery Worker-任务消费者

# celery -A schedule_tasks worker