Add owners count to OwnerGroup list

netbox/users/tables.py

@@ -152,6 +152,11 @@ class OwnerGroupTable(NetBoxTable):
         verbose_name=_('Name'),
         linkify=True
     )
+    owner_count = columns.LinkedCountColumn(
+        viewname='users:owner_list',
+        url_params={'group_id': 'pk'},
+        verbose_name=_('Owners')
+    )
     actions = columns.ActionsColumn(
         actions=('edit', 'delete'),
     )
@@ -161,7 +166,7 @@ class OwnerGroupTable(NetBoxTable):
         fields = (
             'pk', 'id', 'name', 'description',
         )
-        default_columns = ('pk', 'name', 'description')
+        default_columns = ('pk', 'name', 'owner_count', 'description')
 
 
 class OwnerTable(NetBoxTable):

netbox/users/views.py

@@ -4,6 +4,7 @@ from core.models import ObjectChange
 from core.tables import ObjectChangeTable
 from netbox.object_actions import AddObject, BulkDelete, BulkEdit, BulkExport, BulkImport, BulkRename
 from netbox.views import generic
+from utilities.query import count_related
 from utilities.views import GetRelatedModelsMixin, register_model_view
 from . import filtersets, forms, tables
 from .models import Group, User, ObjectPermission, Owner, OwnerGroup, Token
@@ -239,7 +240,9 @@ class ObjectPermissionBulkDeleteView(generic.BulkDeleteView):
 
 @register_model_view(OwnerGroup, 'list', path='', detail=False)
 class OwnerGroupListView(generic.ObjectListView):
-    queryset = OwnerGroup.objects.all()
+    queryset = OwnerGroup.objects.annotate(
+       owner_count=count_related(Owner, 'group')
+    )
     filterset = filtersets.OwnerGroupFilterSet
     filterset_form = forms.OwnerGroupFilterForm
     table = tables.OwnerGroupTable