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authentik/authentik/root/celery.py

116 lines
3.7 KiB
Python

"""authentik core celery"""
import os
from logging.config import dictConfig
from typing import Callable
from celery import Celery
from celery.signals import (
after_task_publish,
setup_logging,
task_failure,
task_internal_error,
task_postrun,
task_prerun,
worker_ready,
)
from django.conf import settings
from django.db import ProgrammingError
from structlog.stdlib import get_logger
from authentik.core.middleware import LOCAL
from authentik.lib.sentry import before_send
from authentik.lib.utils.errors import exception_to_string
# set the default Django settings module for the 'celery' program.
os.environ.setdefault("DJANGO_SETTINGS_MODULE", "authentik.root.settings")
LOGGER = get_logger()
CELERY_APP = Celery("authentik")
# pylint: disable=unused-argument
@setup_logging.connect
def config_loggers(*args, **kwargs):
"""Apply logging settings from settings.py to celery"""
dictConfig(settings.LOGGING)
# pylint: disable=unused-argument
@after_task_publish.connect
def after_task_publish_hook(sender=None, headers=None, body=None, **kwargs):
"""Log task_id after it was published"""
info = headers if "task" in headers else body
LOGGER.info("Task published", task_id=info.get("id", ""), task_name=info.get("task", ""))
# pylint: disable=unused-argument
@task_prerun.connect
def task_prerun_hook(task_id: str, task, *args, **kwargs):
"""Log task_id on worker"""
request_id = "task-" + task_id.replace("-", "")
LOCAL.authentik_task = {
"request_id": request_id,
}
LOGGER.info("Task started", task_id=task_id, task_name=task.__name__)
# pylint: disable=unused-argument
@task_postrun.connect
def task_postrun_hook(task_id, task, *args, retval=None, state=None, **kwargs):
"""Log task_id on worker"""
LOGGER.info("Task finished", task_id=task_id, task_name=task.__name__, state=state)
if not hasattr(LOCAL, "authentik_task"):
return
for key in list(LOCAL.authentik_task.keys()):
del LOCAL.authentik_task[key]
# pylint: disable=unused-argument
@task_failure.connect
@task_internal_error.connect
def task_error_hook(task_id, exception: Exception, traceback, *args, **kwargs):
"""Create system event for failed task"""
from authentik.events.models import Event, EventAction
LOGGER.warning("Task failure", exc=exception)
if before_send({}, {"exc_info": (None, exception, None)}) is not None:
Event.new(EventAction.SYSTEM_EXCEPTION, message=exception_to_string(exception)).save()
def _get_startup_tasks() -> list[Callable]:
"""Get all tasks to be run on startup"""
from authentik.admin.tasks import clear_update_notifications
from authentik.managed.tasks import managed_reconcile
from authentik.outposts.tasks import outpost_controller_all, outpost_local_connection
from authentik.providers.proxy.tasks import proxy_set_defaults
return [
clear_update_notifications,
outpost_local_connection,
outpost_controller_all,
proxy_set_defaults,
managed_reconcile,
]
@worker_ready.connect
def worker_ready_hook(*args, **kwargs):
"""Run certain tasks on worker start"""
LOGGER.info("Dispatching startup tasks...")
for task in _get_startup_tasks():
try:
task.delay()
except ProgrammingError as exc:
LOGGER.warning("Startup task failed", task=task, exc=exc)
# Using a string here means the worker doesn't have to serialize
# the configuration object to child processes.
# - namespace='CELERY' means all celery-related configuration keys
# should have a `CELERY_` prefix.
CELERY_APP.config_from_object(settings, namespace="CELERY")
# Load task modules from all registered Django app configs.
CELERY_APP.autodiscover_tasks()