remote_runner.rb

require 'drb'

module RemoteRunner
  module Runner
    def eval(code)
      Kernel.eval(code)
    end
  end

  def load_app(app)
    Dir.chdir(File.join(File.dirname(__FILE__), "..", app))
    ENV["RAILS_ENV"] ||= "integration"
    require "config/boot"
    DRb.start_service nil, Runner
    puts DRb.uri
    DRb.thread.join
  end

  def with_app(app)
    pipe = IO.popen("ruby #{__FILE__} #{app}")
    url = pipe.gets
    pid = pipe.pid
    yield DRbObject.new(nil, url)
  ensure
    Process.kill("TERM", pid)
    Process.waitpid(pid)
  end
  
  extend self
end

if File.expand_path($0) == __FILE__
  RemoteRunner.load_app(ARGV.last || raise("This script is not designed to be run directly."))
end