celery + django + mq asynchronous tasks scheduled task

reference

celery
pip install celery==4.1.1
https://www.cnblogs.com/wdliu/p/9530219.html
https://www.jianshu.com/p/6f8576a37a3e

定时：
https://blog.csdn.net/Leo062701/article/details/90613651
https://blog.csdn.net/sicofield/article/details/50937338

Configuration

dj_01/dj_01/__init__.py

1 import pymysql
2 from .celery import app as celery_app
3 
4 pymysql.install_as_MySQLdb()
5 __all__ = ['celery_app']

dj_01/dj_01/celery.py

 1 from __future__ import absolute_import, unicode_literals
 2 import os
 3 from celery import Celery
 4 from django.conf import settings
 5 # set the default Django settings module for the 'celery' program.
 6 os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'dj_01.settings')
 7 
 8 app = Celery('dj_01',backend='amqp', broker='amqp://guest:guest@localhost:5672//')
 9 app.config_from_object('django.conf:settings')
10 app.autodiscover_tasks(lambda: settings.INSTALLED_APPS)

dj_01/dj_01/setting.py

INSTALLED_APPS = (
    'django.contrib.admin',
    'django.contrib.auth',
    'django.contrib.contenttypes',
    'django.contrib.sessions',
    'django.contrib.messages',
    'django.contrib.staticfiles',
    'mytest',

)

1 

# Celery 设置
 2 # CELERY_BROKER_URL = 'redis://localhost:6379/0'
 3 BROKER_URL = 'amqp://guest:[email protected]:5672//'
 4 CELERY_ACCEPT_CONTENT = ['json']
 5 CELERY_TASK_SERIALIZER = 'json'
 6 CELERY_RESULT_SERIALIZER = 'json'
 7 # CELERY_RESULT_BACKEND = 'django-db'
 8 CELERY_TIMEZONE = 'Asia/Shanghai'
 9 
10 from datetime importtimedelta
 . 11  
12 is  # timer task 
13 is CELERYBEAT_SCHEDULE = {
 14      ' the Add-Every-30-seconds The ' : {
 15          ' Task ' : ' mytest.tasks.add ' ,   # task name 
16          ' Schedule ' : timedelta (seconds The = 2),   # each time performing the task 2s 
. 17          ' args ' : (2,. 3 )
 18 is      }
 . 19 }

 

Asynchronous tasks

Services: celery -A dj_01 worker -l info

app/tasks.py

. 1  from Time Import SLEEP
 2  from Celery Import shared_task
 . 3  
. 4 @shared_task   # Celery -A -l dj_01 worker info 
. 5  DEF celeryTest (AGS *, ** kwargs):
 . 6      Print ( ' consuming operations tasks ... Start ' )
 . 7      Print (AGS)
 . 8      Print (kwargs)
 . 9      SLEEP (10 )
 10      Print ( ' consuming operations tasks ... End ' )

app/view.py

from .tasks import celeryTest

1 def testt(req):
2     d = {
3         "result":'123123',
4     }
5 
6     res = celeryTest.delay(json.dumps(d))
7     print("res:%s"%res) #b9020fb2-61c1-494d-8e66-a86776943c76

8     return render(req, 'acc_login.html')

 

Regular tasks

Services: celery -A dj_01 beat -l info

https://blog.csdn.net/Leo062701/article/details/90613651
https://blog.csdn.net/sicofield/article/details/50937338