[FAL-2076] use high priority queue for celery heartbeat check

cms/envs/test.py

@@ -189,6 +189,8 @@
 
 CLEAR_REQUEST_CACHE_ON_TASK_COMPLETION = False
 
+HIGH_PRIORITY_QUEUE = 'edx.cms.core.high'
+
 # test_status_cancel in cms/cms_user_tasks/test.py is failing without this
 # @override_setting for BROKER_URL is not working in testcase, so updating here
 BROKER_URL = 'memory://localhost/'

lms/envs/common.py

@@ -2668,7 +2668,16 @@ def _make_locale_paths(settings):  # pylint: disable=missing-function-docstring
 )
 
 HEARTBEAT_CELERY_TIMEOUT = 5
-HEARTBEAT_CELERY_ROUTING_KEY = HIGH_PRIORITY_QUEUE
+
+
+def _high_priority_queue(settings):
+    """
+    HIGH_PRIORITY_QUEUE is defined differently in *.envs.production
+    """
+    return settings.HIGH_PRIORITY_QUEUE
+
+HEARTBEAT_CELERY_ROUTING_KEY = _high_priority_queue
+derived('HEARTBEAT_CELERY_ROUTING_KEY')
 
 ################################ Block Structures ###################################
 

lms/envs/test.py

@@ -279,6 +279,8 @@
 
 CLEAR_REQUEST_CACHE_ON_TASK_COMPLETION = False
 
+HIGH_PRIORITY_QUEUE = 'edx.lms.core.high'
+
 ######################### MARKETING SITE ###############################
 
 MKTG_URL_LINK_MAP = {

openedx/core/djangoapps/heartbeat/tests/test_heartbeat.py

@@ -6,6 +6,7 @@
 import json
 from unittest.mock import patch
 
+from django.conf import settings
 from django.db.utils import DatabaseError
 from django.test.client import Client
 from django.urls import reverse
@@ -24,6 +25,10 @@ def setUp(self):
         self.heartbeat_url = reverse('heartbeat')
         return super().setUp()
 
+    def test_settings(self):
+        assert settings.HEARTBEAT_CELERY_ROUTING_KEY == settings.HIGH_PRIORITY_QUEUE
+        assert settings.HEARTBEAT_CELERY_ROUTING_KEY in settings.CELERY_QUEUES
+
     def test_success(self):
         response = self.client.get(self.heartbeat_url + '?extended')
         print(response)