Move transcript migrations tasks to low priority queue

cms/djangoapps/contentstore/tasks.py

@@ -84,7 +84,7 @@ COURSE_LEVEL_TIMEOUT_SECONDS = 1200
 VIDEO_LEVEL_TIMEOUT_SECONDS = 300
 
 
-@chord_task(bind=True)
+@chord_task(bind=True, routing_key=settings.VIDEO_TRANSCRIPT_MIGRATIONS_JOB_QUEUE)
 def task_status_callback(self, results, revision,  # pylint: disable=unused-argument
                          course_id, command_run, video_location):
     """
@@ -157,7 +157,8 @@ def get_course_videos(course_key):
     base=LoggedPersistOnFailureTask,
     default_retry_delay=RETRY_DELAY_SECONDS,
     max_retries=1,
-    time_limit=COURSE_LEVEL_TIMEOUT_SECONDS
+    time_limit=COURSE_LEVEL_TIMEOUT_SECONDS,
+    routing_key=settings.VIDEO_TRANSCRIPT_MIGRATIONS_JOB_QUEUE
 )
 def async_migrate_transcript(self, course_key, **kwargs):   # pylint: disable=unused-argument
     """
@@ -251,7 +252,8 @@ def save_transcript_to_storage(command_run, edx_video_id, language_code, transcr
     base=LoggedPersistOnFailureTask,
     default_retry_delay=RETRY_DELAY_SECONDS,
     max_retries=2,
-    time_limit=VIDEO_LEVEL_TIMEOUT_SECONDS
+    time_limit=VIDEO_LEVEL_TIMEOUT_SECONDS,
+    routing_key=settings.VIDEO_TRANSCRIPT_MIGRATIONS_JOB_QUEUE
 )
 def async_migrate_transcript_subtask(self, *args, **kwargs):  # pylint: disable=unused-argument
     """

cms/envs/aws.py

@@ -546,6 +546,9 @@ HELP_TOKENS_BOOKS = ENV_TOKENS.get('HELP_TOKENS_BOOKS', HELP_TOKENS_BOOKS)
 ############## Settings for CourseGraph ############################
 COURSEGRAPH_JOB_QUEUE = ENV_TOKENS.get('COURSEGRAPH_JOB_QUEUE', LOW_PRIORITY_QUEUE)
 
+########## Settings for video transcript migration tasks ############
+VIDEO_TRANSCRIPT_MIGRATIONS_JOB_QUEUE = ENV_TOKENS.get('VIDEO_TRANSCRIPT_MIGRATIONS_JOB_QUEUE', LOW_PRIORITY_QUEUE)
+
 ########################## Parental controls config  #######################
 
 # The age at which a learner no longer requires parental consent, or None

cms/envs/common.py

@@ -1494,6 +1494,9 @@ POLICY_CHANGE_TASK_RATE_LIMIT = '300/h'
 ############## Settings for CourseGraph ############################
 COURSEGRAPH_JOB_QUEUE = LOW_PRIORITY_QUEUE
 
+########## Settings for video transcript migration tasks ############
+VIDEO_TRANSCRIPT_MIGRATIONS_JOB_QUEUE = LOW_PRIORITY_QUEUE
+
 ###################### VIDEO IMAGE STORAGE ######################
 
 VIDEO_IMAGE_DEFAULT_FILENAME = 'images/video-images/default_video_image.png'