Auth: get_updated_account_counters, migrate query to SQLA2.0 and retu…

…rn as list

For more information, see: rucio#6497 (comment)

lib/rucio/core/account_counter.py

@@ -90,12 +90,16 @@ def get_updated_account_counters(total_workers, worker_number, *, session: "Sess
     :param session:            Database session in use.
     :returns:                  List of rse_ids whose rse_counters need to be updated.
     """
-    query = session.query(models.UpdatedAccountCounter.account, models.UpdatedAccountCounter.rse_id).\
-        distinct(models.UpdatedAccountCounter.account, models.UpdatedAccountCounter.rse_id)
+
+    query = select(
+        models.UpdatedAccountCounter.account,
+        models.UpdatedAccountCounter.rse_id,
+    ).distinct(
+    )
 
     query = filter_thread_work(session=session, query=query, total_threads=total_workers, thread_id=worker_number, hash_variable='CONCAT(account, rse_id)')
 
-    return query.all()
+    return [row._asdict() for row in session.execute(query).all()]
 
 
 @transactional_session

lib/rucio/daemons/abacus/account.py

@@ -54,22 +54,22 @@ def run_once(heartbeat_handler, **_kwargs):
     worker_number, total_workers, logger = heartbeat_handler.live()
 
     start = time.time()  # NOQA
-    account_rse_ids = get_updated_account_counters(total_workers=total_workers,
-                                                   worker_number=worker_number)
-    logger(logging.DEBUG, 'Index query time %f size=%d' % (time.time() - start, len(account_rse_ids)))
+    updated_account_counters = get_updated_account_counters(total_workers=total_workers,
+                                                            worker_number=worker_number)
+    logger(logging.DEBUG, 'Index query time %f size=%d' % (time.time() - start, len(updated_account_counters)))
 
     # If the list is empty, sent the worker to sleep
-    if not account_rse_ids:
+    if not updated_account_counters:
         logger(logging.INFO, 'did not get any work')
         return
 
-    for account_rse_id in account_rse_ids:
+    for account_counter in updated_account_counters:
         worker_number, total_workers, logger = heartbeat_handler.live()
         if graceful_stop.is_set():
             break
         start_time = time.time()
-        update_account_counter(account=account_rse_id[0], rse_id=account_rse_id[1])
-        logger(logging.DEBUG, 'update of account-rse counter "%s-%s" took %f' % (account_rse_id[0], account_rse_id[1], time.time() - start_time))
+        update_account_counter(account=account_counter['account'], rse_id=account_counter['rse_id'])
+        logger(logging.DEBUG, 'update of account-rse counter "%s-%s" took %f' % (account_counter['account'], account_counter['rse_id'], time.time() - start_time))
 
 
 def stop(signum: "Optional[int]" = None, frame: "Optional[FrameType]" = None) -> None: