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?

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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/