fix: 修复获取用户扩展属性异常的问题

Author: bennychen

runtime/bk-plugin-runtime/bk_plugin_runtime/config/default.py

@@ -78,7 +78,7 @@
 
 # 用户认证
 AUTHENTICATION_BACKENDS += (
-    "apigw_manager.apigw.authentication.UserModelBackend",
+    "bk_plugin_runtime.packages.apigw.backends.APIGWUserModelBackend",
 )
 
 # 所有环境的日志级别可以在这里配置

runtime/bk-plugin-runtime/bk_plugin_runtime/packages/apigw/__init__.py

@@ -0,0 +1,31 @@
+# -*- coding: utf-8 -*-
+"""
+Tencent is pleased to support the open source community by making 蓝鲸智云 - PaaS平台 (BlueKing - PaaS System) available.
+Copyright (C) 2022 THL A29 Limited, a Tencent company. All rights reserved.
+Licensed under the MIT License (the "License"); you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+http://opensource.org/licenses/MIT
+Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on
+an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the
+specific language governing permissions and limitations under the License.
+"""
+
+from apigw_manager.apigw.authentication import UserModelBackend
+from django.contrib.auth import get_user_model
+
+USER_MODEL = get_user_model()
+
+
+class APIGWUserModelBackend(UserModelBackend):
+    """
+    APIGW User Backend
+    """
+
+    def make_user(self, username: str):
+        if not username:
+            return None
+        user, _ = USER_MODEL.objects.get_or_create(username=username)
+        return user
+
+    def authenticate(self, request, gateway_name, bk_username, verified, **credentials):
+        return self.make_user(bk_username)