Unicorn, Redis, Rescue config for Heroku

unicorn_redis_rescue_heroku.rb

# /initializers/redis.rb
uri = URI.parse(ENV["REDISTOGO_URL"] || "redis://localhost:6379/" )
REDIS = Redis.new(:host => uri.host, :port => uri.port, :password => uri.password)


# /initializers/resque.rb
Resque.redis = REDIS

# unicorn.rb

before_fork do |server, worker|
  if defined?(Resque)
    Resque.redis.quit
    Rails.logger.info('Disconnected from Redis')
  end
end

after_fork do |server, worker|
  if defined?(Resque)
    Resque.redis = REDIS
    Rails.logger.info('Connected to Redis')
  end