Monitor (#2485)

* [Update]

* [Update] 修改fields

apps/authentication/tasks.py

@@ -2,6 +2,9 @@
 #
 
 from celery import shared_task
+from ops.celery.decorator import register_as_period_task
+from django.contrib.sessions.models import Session
+from django.utils import timezone
 
 from .utils import write_login_log
 
@@ -9,3 +12,11 @@ from .utils import write_login_log
 @shared_task
 def write_login_log_async(*args, **kwargs):
     write_login_log(*args, **kwargs)
+
+
+@register_as_period_task(interval=3600*24)
+@shared_task
+def clean_django_sessions():
+    Session.objects.filter(expire_date__lt=timezone.now()).delete()
+
+