From 2e5058c4c99298624d3b15c4784f29f0ad50ee0d Mon Sep 17 00:00:00 2001
From: Jeremy Stretch <stretch@packetlife.net>
Date: Mon, 15 Jun 2020 10:02:35 -0400
Subject: [PATCH] Fixes #4756: Filter parent group by site when creating rack
 groups

---
 docs/release-notes/version-2.8.md | 1 +
 netbox/dcim/forms.py              | 9 ++++++++-
 2 files changed, 9 insertions(+), 1 deletion(-)

diff --git a/docs/release-notes/version-2.8.md b/docs/release-notes/version-2.8.md
index d9ddb2297..10a4e33f5 100644
--- a/docs/release-notes/version-2.8.md
+++ b/docs/release-notes/version-2.8.md
@@ -16,6 +16,7 @@
 * [#4736](https://github.com/netbox-community/netbox/issues/4736) - Add cable trace endpoints for pass-through ports
 * [#4737](https://github.com/netbox-community/netbox/issues/4737) - Fix display of role labels in virtual machines table
 * [#4743](https://github.com/netbox-community/netbox/issues/4743) - Allow users to create "next available" IPs without needing permission to create prefixes
+* [#4756](https://github.com/netbox-community/netbox/issues/4756) - Filter parent group by site when creating rack groups
 
 ---
 
diff --git a/netbox/dcim/forms.py b/netbox/dcim/forms.py
index 0df59c475..bdcff7121 100644
--- a/netbox/dcim/forms.py
+++ b/netbox/dcim/forms.py
@@ -363,7 +363,14 @@ class SiteFilterForm(BootstrapMixin, TenancyFilterForm, CustomFieldFilterForm):
 
 class RackGroupForm(BootstrapMixin, forms.ModelForm):
     site = DynamicModelChoiceField(
-        queryset=Site.objects.all()
+        queryset=Site.objects.all(),
+        to_field_name='slug',
+        widget=APISelect(
+            value_field='slug',
+            filter_for={
+                'parent': 'site',
+            }
+        )
     )
     parent = DynamicModelChoiceField(
         queryset=RackGroup.objects.all(),