Share session (cookies) between subdomains in Rails?
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效,请关闭广告屏蔽插件后再试): 问题: I have an app setup where each user belongs to a company, and that company has a subdomain (I am using basecamp style subdomains). The problem that I am facing is that rails is creating multiple cookies (one for lvh.me and another for subdomain.lvh.me) which is causing quite a few breaks in my application(such as flash messages being persistent though out all requests once signed in). I have this in my /cofig/initilizers/session_store.rb file: AppName::Application.config.session_store :cookie_store, key: '_application_devise_session', domain