oncall-engine/engine/common/tests/test_task_queue_assignment.py
Michael Derynck 56c0c023ad
Test celery tasks have queue assignment (#2922)
# What this PR does

- Add a test to ensure celery tasks are assigned to a queue
- Move CELERY_TASK_ROUTES out of settings into its own file for easier
reuse and reference.

## Which issue(s) this PR fixes

## Checklist

- [x] Unit, integration, and e2e (if applicable) tests updated
- [x] Documentation added (or `pr:no public docs` PR label added if not
required)
- [x] `CHANGELOG.md` updated (or `pr:no changelog` PR label added if not
required)
2023-08-31 18:42:08 +00:00

35 lines
1.4 KiB
Python

from celery import current_app
from settings.celery_task_routes import CELERY_TASK_ROUTES
"""
If a task has a legitimate reason to not have a queue assignment it can
be added here (In development, in process of deprecation, etc.) if possible
we should avoid @shared_dedicated_queue_retry_task or @shared_task and
remove entirely if it is not needed.
"""
COMMON_IGNORED_TASKS = {
"apps.mobile_app.tasks.new_alert_group.notify_user_async",
"apps.alerts.tasks.create_contact_points_for_datasource.schedule_create_contact_points_for_datasource",
"common.oncall_gateway.tasks.create_slack_connector_async_v2",
}
def check_celery_task_route_mapping(task_ids, ignored_prefixes, additional_ignored_tasks=None):
tasks = set(k for k in current_app.tasks.keys() if not k.startswith(ignored_prefixes))
tasks -= set(COMMON_IGNORED_TASKS)
if additional_ignored_tasks:
tasks -= set(additional_ignored_tasks)
tasks -= set(task_ids)
if tasks:
print(f"Unassigned queue for celery task {tasks}")
assert len(tasks) == 0
def test_celery_task_route_mapping():
"""
If this test does not pass make sure you have added any newly added
@shared_dedicated_queue_retry_task or @shared_task to CELERY_TASK_ROUTES
in engine/settings/celery_task_routes.py
"""
check_celery_task_route_mapping(CELERY_TASK_ROUTES.keys(), ("extensions", "celery"))