Closes #4994: Add cable attribute to PowerFeed API serializer

docs/release-notes/version-2.9.md

@@ -12,6 +12,7 @@
 * [#4946](https://github.com/netbox-community/netbox/issues/4946) - Extend ObjectPermission to OR multiple constraints
 * [#4969](https://github.com/netbox-community/netbox/issues/4969) - Replace secret role user/group assignment with object permissions
 * [#4982](https://github.com/netbox-community/netbox/issues/4982) - Extended ObjectVar to allow filtering API query
+* [#4994](https://github.com/netbox-community/netbox/issues/4994) - Add `cable` attribute to PowerFeed API serializer
 
 ### Bug Fixes
 
@@ -99,6 +100,7 @@ When running a report or custom script, its execution is now queued for backgrou
 * dcim.FrontPortTemplate: Added `description` and `label` fields
 * dcim.Interface: Added `label` field
 * dcim.InterfaceTemplate: Added `description` and `label` fields
+* dcim.PowerFeed: Added `cable` field
 * dcim.PowerPanel: Added `tags` field
 * dcim.PowerPort: Added ``label` field
 * dcim.PowerPortTemplate: Added `description` and `label` fields

netbox/dcim/api/nested_serializers.py

@@ -355,4 +355,4 @@ class NestedPowerFeedSerializer(WritableNestedSerializer):
 
     class Meta:
         model = models.PowerFeed
-        fields = ['id', 'url', 'name']
+        fields = ['id', 'url', 'name', 'cable']

netbox/dcim/api/serializers.py

@@ -782,10 +782,11 @@ class PowerFeedSerializer(TaggedObjectSerializer, CustomFieldModelSerializer):
         choices=PowerFeedPhaseChoices,
         default=PowerFeedPhaseChoices.PHASE_SINGLE
     )
+    cable = NestedCableSerializer(read_only=True)
 
     class Meta:
         model = PowerFeed
         fields = [
             'id', 'url', 'power_panel', 'rack', 'name', 'status', 'type', 'supply', 'phase', 'voltage', 'amperage',
-            'max_utilization', 'comments', 'tags', 'custom_fields', 'created', 'last_updated',
+            'max_utilization', 'comments', 'tags', 'custom_fields', 'created', 'last_updated', 'cable',
         ]

netbox/dcim/tests/test_api.py

@@ -1959,7 +1959,7 @@ class PowerPanelTest(APIViewTestCases.APIViewTestCase):
 
 class PowerFeedTest(APIViewTestCases.APIViewTestCase):
     model = PowerFeed
-    brief_fields = ['id', 'name', 'url']
+    brief_fields = ['cable', 'id', 'name', 'url']
 
     @classmethod
     def setUpTestData(cls):