unrhodecode/rhodecode/lib/celerylib/__init__.py
2025-01-23 13:38:24 +01:00

94 lines
3.3 KiB
Python

# Copyright (C) 2010-2024 RhodeCode GmbH
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License, version 3
# (only), as published by the Free Software Foundation.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#
# This program is dual-licensed. If you wish to learn more about the
# RhodeCode Enterprise Edition, including its added features, Support services,
# and proprietary license terms, please see https://rhodecode.com/licenses/
import socket
import logging
import rhodecode
from zope.cachedescriptors.property import Lazy as LazyProperty
from rhodecode.lib.celerylib.loader import celery_app, RequestContextTask, get_logger
from rhodecode.lib.statsd_client import StatsdClient
async_task = celery_app.task
log = logging.getLogger(__name__)
class ResultWrapper(object):
def __init__(self, task):
self.task = task
@LazyProperty
def result(self):
return self.task
def run_task(task, *args, **kwargs):
"""
from rhodecode.lib.celerylib import run_task
from rhodecode.lib.celerylib import tasks as ce_tasks
from rc_ee.lib.celerylib import tasks as ee_tasks
run_task(ce_tasks.NAME, (), {})
"""
import celery
log.debug("Got task `%s` for execution, celery mode enabled:%s", task, rhodecode.CELERY_ENABLED)
if task is None:
raise ValueError(f"Got non-existing task: {task} for execution")
allow_async = True
# if we're already in a celery task, don't allow async execution again
# e.g task within task
in_task = celery.current_task
if in_task:
log.debug("This task in in context of another task: %s, not allowing another async execution", in_task)
allow_async = False
if kwargs.pop("allow_subtask", False):
log.debug("Forced async by allow_async=True flag")
allow_async = True
t = None
if rhodecode.CELERY_ENABLED and allow_async:
try:
t = task.apply_async(args=args, kwargs=kwargs)
log.debug("executing task %s:%s in async mode", t.task_id, task)
except socket.error as e:
if isinstance(e, IOError) and e.errno == 111:
log.error("Unable to connect to celeryd `%s`. Sync execution", e)
else:
log.exception("Exception while connecting to celeryd.")
except KeyError as e:
log.error("Unable to connect to celeryd `%s`. Sync execution", e)
except Exception as e:
log.exception("Exception while trying to run task asynchronous. Fallback to sync execution.")
else:
log.debug("executing task %s:%s in sync mode", "TASK", task)
statsd = StatsdClient.statsd
if statsd:
task_repr = getattr(task, "name", task)
statsd.incr("rhodecode_celery_task_total", tags=[f"task:{task_repr}", "mode:sync"])
# we got async task, return it after statsd call
if t:
return t
return ResultWrapper(task(*args, **kwargs))