Receipt for god to run and keep alive a php-resque process. It's also prevent memory leaks. php-resque + god

php-resque.god

APP_PATH = File.dirname(__FILE__) + '/..'
SHARED = ENV['SHARED'] || APP_PATH
God.pid_file_directory = "#{SHARED}/tmp/pids"

God.watch do |w|
  w.name = "resque"
  w.log = "#{SHARED}/log/god.log"
  w.pid_file = "#{SHARED}/tmp/pids/resque.pid"
  w.interval = 30.seconds
  w.stop_timeout = 30.seconds
  w.stop_signal = 'QUIT'

  w.env = {
    'ENV' => ENV['ENV'],
    'PIDFILE' => "#{SHARED}/tmp/pids/resque.pid",
    'APP_INCLUDE' => "#{APP_PATH}/initResque.php",
    'QUEUE' => 'default'
  }

  w.start = "env php #{APP_PATH}/vendor/chrisboulton/php-resque/resque.php >> #{SHARED}/log/resque.log"

  # restart if memory gets too high
  w.transition(:up, :restart) do |on|
    on.condition(:memory_usage) do |c|
      c.above = 300.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