Enabled filtering virtual chassis devices

Author: kobayashi

docs/release-notes/version-2.7.md

@@ -9,6 +9,7 @@
 
 ## Bug Fixes
 
+* [#3507](https://github.com/netbox-community/netbox/issues/3507) - Fix filtering IPaddress by multiple devices
 * [#4089](https://github.com/netbox-community/netbox/issues/4089) - Selection of power outlet type during bulk update is optional
 * [#4090](https://github.com/netbox-community/netbox/issues/4090) - Render URL custom fields as links under object view
 * [#4091](https://github.com/netbox-community/netbox/issues/4091) - Fix filtering of objects by custom fields using UI search form
@@ -26,7 +27,6 @@
 
 ## Bug Fixes
 
-* [#3507](https://github.com/netbox-community/netbox/issues/3507) - Fix filtering IPaddress by multiple devices
 * [#4030](https://github.com/netbox-community/netbox/issues/4030) - Fix exception when bulk editing interfaces (revised)
 * [#4043](https://github.com/netbox-community/netbox/issues/4043) - Fix toggling of required fields in custom scripts
 * [#4049](https://github.com/netbox-community/netbox/issues/4049) - Restore missing `tags` field in IPAM service serializer

netbox/ipam/filters.py

@@ -8,7 +8,7 @@
 from extras.filters import CustomFieldFilterSet, CreatedUpdatedFilterSet
 from tenancy.filters import TenancyFilterSet
 from utilities.filters import (
-    MultiValueCharFilter, NameSlugSearchFilterSet, NumericInFilter, TagFilter, TreeNodeMultipleChoiceFilter,
+    MultiValueCharFilter, MultiValueNumberFilter, NameSlugSearchFilterSet, NumericInFilter, TagFilter, TreeNodeMultipleChoiceFilter,
 )
 from virtualization.models import VirtualMachine
 from .choices import *
@@ -304,15 +304,14 @@ class IPAddressFilterSet(TenancyFilterSet, CustomFieldFilterSet, CreatedUpdatedF
         to_field_name='rd',
         label='VRF (RD)',
     )
-    device = django_filters.ModelMultipleChoiceFilter(
-        field_name='interface__device__name',
-        queryset=Device.objects.all(),
-        to_field_name='name',
+    device = MultiValueCharFilter(
+        method='filter_device',
+        field_name='name',
         label='Device (name)',
     )
-    device_id = django_filters.ModelMultipleChoiceFilter(
-        field_name='interface__device',
-        queryset=Device.objects.all(),
+    device_id = MultiValueNumberFilter(
+        method='filter_device',
+        field_name='pk',
         label='Device (ID)',
     )
     virtual_machine_id = django_filters.ModelMultipleChoiceFilter(
@@ -386,8 +385,10 @@ def filter_mask_length(self, queryset, name, value):
 
     def filter_device(self, queryset, name, value):
         try:
-            device = Device.objects.prefetch_related('device_type').get(**{name: value})
-            vc_interface_ids = [i['id'] for i in device.vc_interfaces.values('id')]
+            devices = Device.objects.prefetch_related('device_type').filter(**{'{}__in'.format(name): value})
+            vc_interface_ids = []
+            for device in devices:
+                vc_interface_ids.extend([i['id'] for i in device.vc_interfaces.values('id')])
             return queryset.filter(interface_id__in=vc_interface_ids)
         except Device.DoesNotExist:
             return queryset.none()