gistfile1.rb

rails_root = '/home/services/redmine'
rails_env = 'production'
unicorn_pid = '/home/services/redmine/tmp/pids/unicorn.pid'
group = user = 'services'
gemset = 'redmine'

God.watch do |w|
  w.name = "redmine_unicorn" 
  w.group = "services"
  w.interval = 30.seconds
  w.dir = rails_root

  w.env = { 'RAILS_ROOT' => rails_root,
            'RAILS_ENV' => "production",
            'PATH' => "/home/mj/.rvm/bin:/home/mj/.rvm/gems/ree-1.8.7-2010.02@#{gemset}/bin:/home/mj/.rvm/gems/ree-1.8.7-2010.02@global/bin:/home/services/.rvm/rubies/ree-1.8.7-2010.02/bin:/home/services/.rvm/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games",
            'GEM_HOME' => "/home/mj/.rvm/gems/ree-1.8.7-2010.02@#{gemset}",
            'GEM_PATH' => "/home/mj/.rvm/gems/ree-1.8.7-2010.02@#{gemset}:/home/services/.rvm/gems/ree-1.8.7-2010.02@global",
            'BUNDLE_PATH' => "/home/mj/.rvm/gems/ree-1.8.7-2010.02@#{gemset}",
            'MY_RUBY_HOME' => '/home/mj/.rvm/rubies/ree-1.8.7-2010.02' }


  w.start = "/home/mj/.rvm/gems/ree-1.8.7-2010.02@#{gemset}/bin/unicorn_rails -p 10110 -D" 

  # QUIT gracefully shuts down workers
  w.stop = "kill -QUIT `cat #{unicorn_pid}`" 

  # USR2 causes the master to re-create itself and spawn a new worker pool
  # w.restart = "kill -HUP `cat #{unicorn_pid}`" 

  w.start_grace = 10.seconds
  w.restart_grace = 10.seconds
  w.pid_file = unicorn_pid

  w.uid = user
  w.gid = group

  w.behavior(:clean_pid_file)

  w.start_if do |start|
    start.condition(:process_running) do |c|
      c.interval = 5.seconds
      c.running = false
    end
  end

  w.restart_if do |restart|
    restart.condition(:memory_usage) do |c|
      c.above = 200.megabytes
      c.times = [3, 5] # 3 out of 5 intervals
    end

    restart.condition(:cpu_usage) do |c|
      c.above = 50.percent
      c.times = 5
    end
  end

  # lifecycle
  w.lifecycle do |on|
    on.condition(:flapping) do |c|
      c.to_state = [:start, :restart]
      c.times = 5
      c.within = 5.minute
      c.transition = :unmonitored
      c.retry_in = 10.minutes
      c.retry_times = 5
      c.retry_within = 2.hours
    end
  end
end