Class: HireFire::Web

Inherits:
Object
  • Object
show all
Defined in:
lib/hirefire/web.rb

Defined Under Namespace

Classes: DispatchError

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Web

Returns a new instance of Web.



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# File 'lib/hirefire/web.rb', line 10

def initialize
  @buffer = {}
  @mutex = Mutex.new
  @dispatcher_running = false
  @dispatch_interval = 1
  @dispatch_timeout = 5
  @buffer_ttl = 60
end

Instance Method Details

#add_to_buffer(request_queue_time) ⇒ Object 



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# File 'lib/hirefire/web.rb', line 57

def add_to_buffer(request_queue_time)
  @mutex.synchronize do
    timestamp = Time.now.to_i
    @buffer[timestamp] ||= []
    @buffer[timestamp] << request_queue_time
  end
end

#dispatcher_running? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/hirefire/web.rb', line 53

def dispatcher_running?
  @mutex.synchronize { @dispatcher_running }
end

#start_dispatcher ⇒ Object 



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# File 'lib/hirefire/web.rb', line 19

def start_dispatcher
  @mutex.synchronize do
    return false if @dispatcher_running
    @dispatcher_running = true
  end

  logger.info "[HireFire] Starting web metrics dispatcher."

  @dispatcher = Thread.new do
    while dispatcher_running?
      dispatch_buffer
      sleep @dispatch_interval
    end
  end

  true
end

#stop_dispatcher ⇒ Object 



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# File 'lib/hirefire/web.rb', line 37

def stop_dispatcher
  @mutex.synchronize do
    return false unless @dispatcher_running
    @dispatcher_running = false
  end

  @dispatcher.join(@dispatch_timeout)
  @dispatcher = nil

  flush_buffer

  logger.info "[HireFire] Web metrics dispatcher stopped."

  true
end