Update serializer context assignment for DRF 3.11

netbox/extras/api/customfields.py

@@ -20,7 +20,10 @@ class CustomFieldDefaultValues:
     """
     Return a dictionary of all CustomFields assigned to the parent model and their default values.
     """
-    def __call__(self):
+    requires_context = True
+
+    def __call__(self, serializer_field):
+        self.model = serializer_field.parent.Meta.model
 
         # Retrieve the CustomFields for the parent model
         content_type = ContentType.objects.get_for_model(self.model)
@@ -49,9 +52,6 @@ class CustomFieldDefaultValues:
 
         return value
 
-    def set_context(self, serializer_field):
-        self.model = serializer_field.parent.Meta.model
-
 
 class CustomFieldsSerializer(serializers.BaseSerializer):
 

netbox/secrets/api/serializers.py

@@ -1,5 +1,4 @@
 from rest_framework import serializers
-from rest_framework.validators import UniqueTogetherValidator
 from taggit_serializer.serializers import TaggitSerializer, TagListSerializerField
 
 from dcim.api.nested_serializers import NestedDeviceSerializer
@@ -43,13 +42,6 @@ class SecretSerializer(TaggitSerializer, CustomFieldModelSerializer):
             data['ciphertext'] = s.ciphertext
             data['hash'] = s.hash
 
-        # Validate uniqueness of name if one has been provided.
-        if data.get('name'):
-            validator = UniqueTogetherValidator(queryset=Secret.objects.all(), fields=('device', 'role', 'name'))
-            validator.set_context(self)
-            validator(data)
-
-        # Enforce model validation
         super().validate(data)
 
         return data