scheduler.rb

#!/usr/bin/env ruby

require 'rubygems'
require 'daemons'
require 'rufus/scheduler'

scheduler = File.join(File.dirname(__FILE__), 'scheduler.rb')
options = {
  :app_name   => 'scheduler',
  :ARGV       => ARGV,
  :dir_mode   => :normal,
  :dir        => 'log',
  :log_output => true,
  :multiple   => true,
  :backtrace  => true,
  :monitor    => true
}

Daemons.run(scheduler, options)

require File.dirname(__FILE__) + '/../config/environment'
RAILS_DEFAULT_LOGGER.auto_flushing = 1

Thread.abort_on_exception = true

class Scheduler
  def start
    scheduler = Rufus::Scheduler.start_new
    class << scheduler
      def log_exception (e)
        ActiveRecord::Base.logger.warn(
          "#{Time.now} !! something went wrong : #{e}")
      end
    end
    scheduler.every '10s' do
      logger.info "#{Time.now} doin stuff now!"
    end
    scheduler.join
  end
  def logger
    ActiveRecord::Base.logger
  end
end

puts 'Scheduler starting.'
Scheduler.new.start