require 'oauth'

@consumer = OAuth::Consumer.new("KEY", "TOKEN", {
  :site               => "http://api.cubesensors.com",
  :request_token_path => "/auth/request_token",
  :access_token_path  => "/auth/access_token",
  :authorize_path     => "/auth/authorize"
 })

puts @consumer.get_request_token :oauth_callback => "oob"