def monitor(run_once=False, broker=None):
    if not broker:
        broker = get_broker()
    term = Terminal()
    broker.ping()
    with term.fullscreen(), term.hidden_cursor(), term.cbreak():
        val = None
        start_width = int(term.width / 8)
        while val not in (u'q', u'Q',):
            col_width = int(term.width / 8)
            # In case of resize
            if col_width != start_width:
                print(term.clear())
                start_width = col_width
            print(term.move(0, 0) + term.black_on_green(term.center(_('Host'), width=col_width - 1)))
            print(term.move(0, 1 * col_width) + term.black_on_green(term.center(_('Id'), width=col_width - 1)))
            print(term.move(0, 2 * col_width) + term.black_on_green(term.center(_('State'), width=col_width - 1)))
            print(term.move(0, 3 * col_width) + term.black_on_green(term.center(_('Pool'), width=col_width - 1)))
            print(term.move(0, 4 * col_width) + term.black_on_green(term.center(_('TQ'), width=col_width - 1)))
            print(term.move(0, 5 * col_width) + term.black_on_green(term.center(_('RQ'), width=col_width - 1)))
            print(term.move(0, 6 * col_width) + term.black_on_green(term.center(_('RC'), width=col_width - 1)))
            print(term.move(0, 7 * col_width) + term.black_on_green(term.center(_('Up'), width=col_width - 1)))
            i = 2
            stats = Stat.get_all(broker=broker)
            print(term.clear_eos())
            for stat in stats:
                status = stat.status
                # color status
                if stat.status == Conf.WORKING:
                    status = term.green(str(Conf.WORKING))
                elif stat.status == Conf.STOPPING:
                    status = term.yellow(str(Conf.STOPPING))
                elif stat.status == Conf.STOPPED:
                    status = term.red(str(Conf.STOPPED))
                elif stat.status == Conf.IDLE:
                    status = str(Conf.IDLE)
                # color q's
                tasks = str(stat.task_q_size)
                if stat.task_q_size > 0:
                    tasks = term.cyan(str(stat.task_q_size))
                    if Conf.QUEUE_LIMIT and stat.task_q_size == Conf.QUEUE_LIMIT:
                        tasks = term.green(str(stat.task_q_size))
                results = stat.done_q_size
                if 0 > results:
                    results = term.cyan(str(results))
                # color workers
                workers = len(stat.workers)
                if workers < Conf.WORKERS:
                    workers = term.yellow(str(workers))
                # format uptime
                uptime = (timezone.now() - stat.tob).total_seconds()
                hours, remainder = divmod(uptime, 3600)
                minutes, seconds = divmod(remainder, 60)
                uptime = '%d:%02d:%02d' % (hours, minutes, seconds)
                # print to the terminal
                print(term.move(i, 0) + term.center(stat.host[:col_width - 1], width=col_width - 1))
                print(term.move(i, 1 * col_width) + term.center(stat.cluster_id, width=col_width - 1))
                print(term.move(i, 2 * col_width) + term.center(status, width=col_width - 1))
                print(term.move(i, 3 * col_width) + term.center(workers, width=col_width - 1))
                print(term.move(i, 4 * col_width) + term.center(tasks, width=col_width - 1))
                print(term.move(i, 5 * col_width) + term.center(results, width=col_width - 1))
                print(term.move(i, 6 * col_width) + term.center(stat.reincarnations, width=col_width - 1))
                print(term.move(i, 7 * col_width) + term.center(uptime, width=col_width - 1))
                i += 1
            # bottom bar
            i += 1
            queue_size = broker.queue_size()
            lock_size = broker.lock_size()
            if lock_size:
                queue_size = '{}({})'.format(queue_size, lock_size)
            print(term.move(i, 0) + term.white_on_cyan(term.center(broker.info(), width=col_width * 2)))
            print(term.move(i, 2 * col_width) + term.black_on_cyan(term.center(_('Queued'), width=col_width)))
            print(term.move(i, 3 * col_width) + term.white_on_cyan(term.center(queue_size, width=col_width)))
            print(term.move(i, 4 * col_width) + term.black_on_cyan(term.center(_('Success'), width=col_width)))
            print(term.move(i, 5 * col_width) + term.white_on_cyan(
                term.center(models.Success.objects.count(), width=col_width)))
            print(term.move(i, 6 * col_width) + term.black_on_cyan(term.center(_('Failures'), width=col_width)))
            print(term.move(i, 7 * col_width) + term.white_on_cyan(
                term.center(models.Failure.objects.count(), width=col_width)))
            # for testing
            if run_once:
                return Stat.get_all(broker=broker)
            print(term.move(i + 2, 0) + term.center(_('[Press q to quit]')))
            val = term.inkey(timeout=1)
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