Class: QueueManager::Daemon

Inherits:
Object
  • Object
show all
Defined in:
lib/queue_manager/daemon.rb

Class Method Summary collapse

Class Method Details

.start ⇒ Object 



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# File 'lib/queue_manager/daemon.rb', line 7

def start
  if running?
    puts 'Queue manager is already running. Use: QueueManager::Daemon.stop'
    return false
  end

  fork do
    $running = true
    File.write(QueueManager.config.pid_file, Process.pid)
    puts 'Queue manager is running...'

    Signal.trap('TERM') { $running = false }
    while $running do
      QueueManager::Task.handling_queue
      sleep(QueueManager.config.wait)
    end
  end
ensure
  exit!(1)
end

.stop ⇒ Object 



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# File 'lib/queue_manager/daemon.rb', line 28

def stop
  unless running?
    puts 'Queue manager is not running. Use: QueueManager::Daemon.start'
    return false
  end

  Process.kill('TERM', File.read(QueueManager.config.pid_file).to_i)
  FileUtils.rm_rf(QueueManager.config.pid_file)
  true
rescue
  false
end