You might want to disable debug mode <i>(aka. show_exceptions setting)</i> unless you want people to have access to sensitive information like the one contained in the <i>"firebase.rb"</i> file or <i>"/root/nginx-unicorn-sinatra/app.rb"</i>. Sending an invalid User-Agent as part of the HTTP requests <i>(like one with Unicode characters)</i> makes the web application fail and respond with a dump of the global _SERVER variable with additional information provided by the Sinatra framework:<p><pre><code> curl -H "User-Agent: Foo — Bar" "http://serverlessly.io/"</code></pre>
A tiny serverless computing platform for ruby developers. You can Run/Schedule single-purpose ruby scripts on a REST endpoint. I used Redis, Sinatra, Sidekiq to develop the stack, Its running on unicorn & Nginx. Ruby version is 2.3.1p112. Let me know your views on it.