add missing validate_format methods

backend/infrahub/core/attribute.py

@@ -1163,6 +1163,17 @@ def deserialize_value(self, data: AttributeFromDB) -> Any:
             return ujson.loads(data.value)
         return data.value
 
+    @classmethod
+    def validate_format(cls, value: Any, name: str, schema: AttributeSchema) -> None:
+        value_to_check = value
+
+        if isinstance(value, str):
+            try:
+                value_to_check = cls.deserialize_from_string(value_as_string=value)
+            except ujson.JSONDecodeError as exc:
+                raise ValidationError({name: f"{value} is not a valid JSON list"}) from exc
+        super().validate_format(value=value_to_check, name=name, schema=schema)
+
 
 class ListAttributeOptional(ListAttribute):
     value: Optional[list[Any]]
@@ -1188,6 +1199,17 @@ def deserialize_value(self, data: AttributeFromDB) -> Any:
             return ujson.loads(data.value)
         return data.value
 
+    @classmethod
+    def validate_format(cls, value: Any, name: str, schema: AttributeSchema) -> None:
+        value_to_check = value
+
+        if isinstance(value, str):
+            try:
+                value_to_check = cls.deserialize_from_string(value_as_string=value)
+            except ujson.JSONDecodeError as exc:
+                raise ValidationError({name: f"{value} is not valid JSON"}) from exc
+        super().validate_format(value=value_to_check, name=name, schema=schema)
+
 
 class JSONAttributeOptional(JSONAttribute):
     value: Optional[Union[dict, list]]

backend/infrahub/core/validators/attribute/kind.py

@@ -67,7 +67,7 @@ async def get_paths(self) -> GroupedDataPaths:
             if value in (None, NULL_VALUE):
                 continue
             try:
-                infrahub_attribute_class.validate(
+                infrahub_attribute_class.validate_format(
                     value=result.get("attribute_value"), name=self.attribute_schema.name, schema=self.attribute_schema
                 )
             except ValidationError: