Class: Requeus::Queue

Inherits:
Object
  • Object
show all
Defined in:
lib/requeus/queue.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(conf) ⇒ Queue

Returns a new instance of Queue.



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# File 'lib/requeus/queue.rb', line 3

def initialize conf
  @name = conf['name']
  @endpoint = conf['endpoint']
  @workers_count = conf['workers'].to_i
  @interval = conf['interval'].to_f
end

Instance Attribute Details

#endpoint ⇒ Object (readonly)

Returns the value of attribute endpoint.



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# File 'lib/requeus/queue.rb', line 10

def endpoint
  @endpoint
end

#name ⇒ Object (readonly)

Returns the value of attribute name.



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# File 'lib/requeus/queue.rb', line 10

def name
  @name
end

Instance Method Details

#start_workers ⇒ Object 



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# File 'lib/requeus/queue.rb', line 13

def start_workers
  workers_queue = SizedQueue.new(@workers_count)

  @workers_count.times.map do
    Thread.new do
      loop do
        begin
          server, queue, handle, request = workers_queue.pop

          if request.do_request queue.endpoint
            server.confirm queue.name, handle
            request.delete_files
          end
        rescue Exception => e
          puts e
          puts e.backtrace.join("\n")
        end
      end
    end
  end

  Requeus::Impl.instance.server_sequence.map do |s|
    Thread.new(s) do |server|
      loop do
        begin
          requests = server.get @name, workers_queue.num_waiting

          if requests.empty?
            sleep server.interval * @interval
          else
            requests.each {|handle, request| workers_queue << [server, self, handle, Requeus::Request.from_json(request)]}
          end
        rescue Exception => e
          puts e
          puts e.backtrace.join("\n")
        end
      end
    end
  end
end