fix: 修复账号搜索 5xx (#6413)

Co-authored-by: ibuler <ibuler@qq.com>
Co-authored-by: Jiangjie.Bai <32935519+BaiJiangJie@users.noreply.github.com>

apps/assets/models/authbook.py

@@ -63,6 +63,12 @@ class AuthBook(BaseUser, AbsConnectivity):
     def username_display(self):
         return self.get_or_systemuser_attr('username') or '*'
 
+    @property
+    def systemuser_display(self):
+        if not self.systemuser:
+            return ''
+        return str(self.systemuser)
+
     @property
     def smart_name(self):
         username = self.username_display

apps/assets/serializers/account.py

@@ -17,7 +17,7 @@ class AccountSerializer(AuthSerializerMixin, BulkOrgResourceModelSerializer):
         fields_write_only = ['password', 'private_key', "public_key"]
         fields_other = ['date_created', 'date_updated', 'connectivity', 'date_verified', 'comment']
         fields_small = fields_mini + fields_write_only + fields_other
-        fields_fk = ['asset', 'systemuser']
+        fields_fk = ['asset', 'systemuser', 'systemuser_display']
         fields = fields_small + fields_fk
         extra_kwargs = {
             'username': {'required': True},