Class: GetaroundUtils::Utils::AsyncQueue

Inherits:
Object
  • Object
show all
Extended by:
Mixins::Loggable
Defined in:
lib/getaround_utils/utils/async_queue.rb

Direct Known Subclasses

HttpReporter::AsyncQueue

Constant Summary collapse

MAX_QUEUE_SIZE = 
100
MUTEX = 
Mutex.new

Class Method Summary collapse

Methods included from Mixins::Loggable

base_append_infos_to_loggable, base_loggable_logger, class_name, loggable

Class Method Details

.perform ⇒ Object

Raises:

  • (NotImplementedError) 


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# File 'lib/getaround_utils/utils/async_queue.rb', line 11

def perform
  raise NotImplementedError
end

.perform_async(*args) ⇒ Object 



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# File 'lib/getaround_utils/utils/async_queue.rb', line 15

def perform_async(*args)
  start_once!

  if @queue.size > MAX_QUEUE_SIZE
    loggable('warn', 'Queue is overflowing')
    return
  end

  @queue.push(args)
end

.reset ⇒ Object 



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# File 'lib/getaround_utils/utils/async_queue.rb', line 52

def reset
  terminate
  @parent = nil
end

.start_once! ⇒ Object 



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# File 'lib/getaround_utils/utils/async_queue.rb', line 26

def start_once!
  MUTEX.synchronize do
    return unless @parent.nil?

    @parent = Process.pid
    @queue = Queue.new

    @worker = Thread.new do
      while args = @queue.pop
        perform(*args)
      end
    rescue ClosedQueueError
      nil
    rescue StandardError => e
      loggable('error', e.message, class: e.class.to_s, backtrace: e.backtrace)
    end

    at_exit { terminate }
  end
end

.terminate ⇒ Object 



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# File 'lib/getaround_utils/utils/async_queue.rb', line 47

def terminate
  @queue&.close
  @worker&.join
end