Files
mediacms/cms/celery.py
2026-05-19 21:34:18 +03:00

35 lines
1.2 KiB
Python

from __future__ import absolute_import
import os
from celery import Celery
from celery.signals import worker_process_init
from django.conf import settings
from django.db import connections
os.environ.setdefault("DJANGO_SETTINGS_MODULE", "cms.settings")
app = Celery("cms")
app.config_from_object("django.conf:settings")
app.autodiscover_tasks()
app.conf.beat_schedule = app.conf.CELERY_BEAT_SCHEDULE
app.conf.broker_transport_options = {"visibility_timeout": 60 * 60 * 24} # 1 day
# http://docs.celeryproject.org/en/latest/getting-started/brokers/redis.html#redis-caveats
# setting this to settings.py file only is not respected. Setting here too
app.conf.task_always_eager = settings.CELERY_TASK_ALWAYS_EAGER
app.conf.worker_prefetch_multiplier = 1
@worker_process_init.connect
def close_db_pool_on_fork(**_):
# psycopg3's ConnectionPool is not fork-safe: children inherit dead sockets
# from the parent's pool and block on getconn() until PoolTimeout. Dispose
# the inherited pool here so each prefork child opens its own on first use.
# NB: plain conn.close() would only putconn() back into the broken pool.
for conn in connections.all():
conn.close_pool()