def create_qcos_client(self, app_uri):
        """创建资源管理客户端

        """

        if (self.auth is None):
            return QcosClient(None)

        products = self.get_app_region_products(app_uri)
        auth = self.get_valid_app_auth(app_uri)

        if products is None or auth is None:
            return None

        return QcosClient(auth, products.get('api'))