Class: Delayed::Master::Monitoring

Inherits:
Object
  • Object
show all
Includes:
Sleep
Defined in:
lib/delayed/master/monitoring.rb

Instance Method Summary collapse

Methods included from Sleep

#loop_with_sleep

Constructor Details

#initialize(master) ⇒ Monitoring

Returns a new instance of Monitoring.



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# File 'lib/delayed/master/monitoring.rb', line 11

def initialize(master)
  @master = master
  @config = master.config
  @callbacks = master.callbacks
  @threads = SafeArray.new
end

Instance Method Details

#schedule(worker) ⇒ Object 



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# File 'lib/delayed/master/monitoring.rb', line 30

def schedule(worker)
  @threads << Thread.new do
    wait_pid(worker)
    @threads.delete(Thread.current)
  end
end

#shutdown ⇒ Object 



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# File 'lib/delayed/master/monitoring.rb', line 41

def shutdown
  @threads.each(&:kill)
end

#start ⇒ Object 



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# File 'lib/delayed/master/monitoring.rb', line 18

def start
  @threads << Thread.new do
    loop_with_sleep @config.monitor_interval do |i|
      if @master.stop?
        break
      elsif i == 0
        @callbacks.call(:monitor, @master) {}
      end
    end
  end
end

#wait ⇒ Object 



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# File 'lib/delayed/master/monitoring.rb', line 37

def wait
  @threads.each(&:join)
end