mirror of https://github.com/jumpserver/jumpserver
55 lines
1.7 KiB
Python
55 lines
1.7 KiB
Python
# -*- coding: utf-8 -*-
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#
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import logging
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from django.dispatch import receiver
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from django.core.cache import cache
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from celery import subtask
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from celery.signals import (
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worker_ready, worker_shutdown, after_setup_logger
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)
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from kombu.utils.encoding import safe_str
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from django_celery_beat.models import PeriodicTask
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from common.utils import get_logger
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from common.signals import django_ready
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from .decorator import get_after_app_ready_tasks, get_after_app_shutdown_clean_tasks
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from .logger import CeleryTaskFileHandler
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logger = get_logger(__file__)
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safe_str = lambda x: x
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@worker_ready.connect
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def on_app_ready(sender=None, headers=None, **kwargs):
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if cache.get("CELERY_APP_READY", 0) == 1:
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return
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cache.set("CELERY_APP_READY", 1, 10)
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tasks = get_after_app_ready_tasks()
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logger.debug("Work ready signal recv")
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logger.debug("Start need start task: [{}]".format(", ".join(tasks)))
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for task in tasks:
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subtask(task).delay()
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@worker_shutdown.connect
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def after_app_shutdown_periodic_tasks(sender=None, **kwargs):
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if cache.get("CELERY_APP_SHUTDOWN", 0) == 1:
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return
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cache.set("CELERY_APP_SHUTDOWN", 1, 10)
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tasks = get_after_app_shutdown_clean_tasks()
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logger.debug("Worker shutdown signal recv")
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logger.debug("Clean period tasks: [{}]".format(', '.join(tasks)))
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PeriodicTask.objects.filter(name__in=tasks).delete()
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@after_setup_logger.connect
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def add_celery_logger_handler(sender=None, logger=None, loglevel=None, format=None, **kwargs):
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if not logger:
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return
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task_handler = CeleryTaskFileHandler()
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task_handler.setLevel(loglevel)
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formatter = logging.Formatter(format)
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task_handler.setFormatter(formatter)
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logger.addHandler(task_handler)
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