Standalone ruby 1.9 app that uses redis

Gemfile

source 'https://rubygems.org'

gem 'rake'
gem 'redis'
gem 'cf-runtime'

manifest.yml

---
applications:
  .:
    name: sa-redis
    framework:
      name: standalone
      info:
        mem: 64M
        description: Standalone Application
        exec: 
    runtime: ruby193
    command: PATH="/opt/cloudfoundry/runtimes/ruby-1.9.3-p125/bin:$PATH" bundle exec rake foo:bar
    infra: aws
    url: 
    mem: 128M
    instances: 1
    services:
      standalone:
        type: redis

Rakefile

require 'redis'
require 'cfruntime/redis'

def redisConnection
  redis_names = CFRuntime::CloudApp.service_names_of_type('redis')
  redis_options = {}
  unless redis_names.empty?
    redis_options = CFRuntime::RedisClient.options_for_svc(redis_names.first)
  end
  puts "Redis connection options:"
  puts redis_options
  Redis.new(redis_options)
end

namespace :foo do
  task :bar do
     redis = redisConnection
     loop do
       puts "#{Time.now} #{RUBY_VERSION}"
       puts redis.keys.join(', ')
       sleep 5
     end
  end
end