Rails 3 set default server and port

boot.rb

# config/boot.rb

# Setting default port to 3010
require 'rails/commands/server'
module Rails
  class Server
    alias :default_options_alias :default_options
    def default_options
      default_options_alias.merge!(:Port => 3010)
    end    
  end
end

# Setting default server to Puma
module Rack
  module Handler
    def self.default(options={})
      Rack::Handler.get('Puma')
    end
  end
end

Thanks!!