How to run Ruby on Rails on App Engine

There seems to be several technology demos such as http://rails-primer.appspot.com/ on how to run Rails on App Engine. What would be the easiest way to run Rails o开发者_如何学运维n App Engine?

Because Google App Engine only allows Python and Java code, your only option would be to use JRuby on Rails.

There are several tutorials on running JRoR with GAE:

• http://olabini.com/blog/2009/04/jruby-on-rails-on-google-app-engine/
• http://www.railsinside.com/news/265-how-to-use-rails-on-google-app-engine-thanks-to-jruby.html
• http://jruby-rack.appspot.com/