关于NextCloud登录报错：Refused to send form data to '/login' because it violates the following Content Security Policy directive: "form-action 'self'".

0x01 问题描述

部署完nextcloud，点击登录后，一直卡在登录界面，控制台提示：Refused to send form data to '/login' because it violates the following Content Security Policy directive: "form-action 'self'".

0x02 解决方案

把自己的域名加上

cd /nextcloud_data/lib/public/AppFramework/Http
vim ContentSecurityPolicy.php
# 加上网址域名即可
       /** @var array Domains which can be used as target for forms */
        protected $allowedFormActionDomains = [
                '\'self\'','pan.nextcloud.com'
        ];

参考链接：
https://developer.aliyun.com/article/1061361