dj.god

dj.god

rails_root = "/home/chunkbot/current"

1.times do |num|
  God.watch do |w|
    w.name     = "chunkbot-dj-#{num}"
    w.group    = 'chunkbot'
    w.interval = 30.seconds
    cmd = "cd #{rails_root} && HOME=/home/chunkbot script/delayed_job_worker_control"
    w.start    = "#{cmd} start -- production"
    w.stop     = "#{cmd} stop -- production"
    #w.restart  = "#{cmd} restart -- production"
    w.restart  = "#{w.stop} && sleep 10 && #{w.start}"
    w.pid_file = "#{rails_root}/log/delayed_job_worker.pid"
    w.start_grace   = 20.seconds
    w.restart_grace = 20.seconds

    #w.behavior(:clean_pid_file)

    w.uid = 'chunkbot'
    w.gid = 'chunkbot'

    # retart if memory gets too high
    w.transition(:up, :restart) do |on|
      on.condition(:memory_usage) do |c|
        c.above = 90.megabytes
        c.times = 2
      end
    end

    # determine the state on startup
    w.transition(:init, { true => :up, false => :start }) do |on|
      on.condition(:process_running) do |c|
        c.running = true
      end
    end
  
    # determine when process has finished starting
    w.transition([:start, :restart], :up) do |on|
      on.condition(:process_running) do |c|
        c.running = true
        c.interval = 5.seconds
      end
    
      # failsafe
      on.condition(:tries) do |c|
        c.times = 5
        c.transition = :start
        c.interval = 5.seconds
      end
    end
  
    # start if process is not running
    w.transition(:up, :start) do |on|
      on.condition(:process_running) do |c|
        c.running = false
      end
    end
  end
end