v3.1 官方文档: https://v3-1.docs.kubesphere.io/docs/access-control-and-account-management/external-authentication/set-up-external-authentication/
注:英文文档比中文文档全一点
博客:https://www.bookstack.cn/read/kubesphere-3.1-zh/d04edadac16cec69.md