I haven't looked very hard at the Google stuff (thanks for pointing it out because now it's on my radar) but if it's open source I'm hoping it's designed in suc

I haven't looked very hard at the Google stuff (thanks for pointing it out because now it's on my radar) but if it's open source I'm hoping it's designed in such a way that one could make a login_google that works similarly to login_duo, which looks to me from the blog post to require authentication and then exec your login shell upon success.