请勿使用服务帐户.它没有按照您的想法做.您需要的是为您的Google帐户存储的刷新令牌.我已经在

Do not use a Service Account. It doesn't do what you think it does. What you need is a stored Refresh Token for your Google Account. I've set out all of the steps at How do I authorise an app (web or installed) without user intervention? (canonical ?) , including sample JavaScript which will run under node.