Add the server_rails.rb file that does the same example

with the Rails app

Author: David Padilla

Diff for: rack/server_rails.rb

@@ -0,0 +1,34 @@
+$: << '../rails/app'
+
+require 'eventmachine'
+require 'thin'
+require 'config/environment'
+
+module Server
+  def receive_data(data)
+    request = Thin::Request.new
+    request.parse(data)
+
+    app = Rails.application
+
+    status, headers, body = app.call(request.env)
+
+    response = "HTTP/1.1 #{status} OK\r\n"
+
+    headers.each do |h,v|
+      response << "#{h}: #{v}\r\n"
+    end
+
+    response << "\r\n"
+    body.each do |b|
+      response << "#{b}\r\n"
+    end
+
+    send_data response
+    close_connection true
+  end
+end
+
+EventMachine.run do
+  EventMachine.start_server "0.0.0.0", 9292, Server
+end