Fix tracking race condition

apiserver/apiserver/api/views.py

@@ -5,6 +5,7 @@ from django.contrib.auth.models import User, Group
 from django.shortcuts import get_object_or_404, redirect
 from django.db import transaction
 from django.db.models import Max
+from django.db.utils import OperationalError
 from django.http import HttpResponse, Http404, FileResponse
 from django.core.files.base import File
 from django.core.cache import cache
@@ -502,9 +503,10 @@ class StatsViewSet(viewsets.ViewSet, List):
         except KeyError:
             raise exceptions.ValidationError(dict(data='This field is required.'))
 
-    @transaction.atomic
     @action(detail=False, methods=['post'])
     def track(self, request):
+        try:
+            with transaction.atomic():
                 if 'name' not in request.data:
                     raise exceptions.ValidationError(dict(name='This field is required.'))
 
@@ -542,6 +544,10 @@ class StatsViewSet(viewsets.ViewSet, List):
 
             return Response(200)
 
+        # keep trying if we hit a "database locked" error
+        except OperationalError:
+            return self.track(request)
+
 
 class MemberCountViewSet(Base, List):
     pagination_class = None