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How to use stop_and_optionally_quit method in locust

Best Python code snippet using locust

main.py

Source:main.py

...264    environment.events.init.fire(environment=environment, runner=runner, web_ui=web_ui)265    if web_ui:266        web_ui.start()267        main_greenlet = web_ui.greenlet268    def stop_and_optionally_quit():269        if options.autostart:270            logger.info("--run-time limit reached, stopping test")271            runner.stop()272            if options.autoquit != -1:273                logger.debug(f"Autoquit time limit set to {options.autoquit} seconds")274                time.sleep(options.autoquit)275                logger.info("--autoquit time reached, shutting down")276                runner.quit()277                if web_ui:278                    web_ui.stop()279            else:280                logger.info("--autoquit not specified, leaving web ui running indefinitely")281        else:  # --headless run282            logger.info("--run-time limit reached. Stopping Locust")283            runner.quit()284    def spawn_run_time_quit_greenlet():285        gevent.spawn_later(options.run_time, stop_and_optionally_quit).link_exception(greenlet_exception_handler)286    headless_master_greenlet = None287    stats_printer_greenlet = None288    if not options.only_summary and (options.print_stats or (options.headless and not options.worker)):289        # spawn stats printing greenlet290        stats_printer_greenlet = gevent.spawn(stats_printer(runner.stats))291        stats_printer_greenlet.link_exception(greenlet_exception_handler)292    gevent.spawn(stats_history, runner)293    def start_automatic_run():294        if options.master:295            # wait for worker nodes to connect296            start_time = time.monotonic()297            while len(runner.clients.ready) < options.expect_workers:298                if options.expect_workers_max_wait and options.expect_workers_max_wait < time.monotonic() - start_time:299                    logger.error("Gave up waiting for workers to connect.")300                    runner.quit()301                    sys.exit(1)302                logging.info(303                    "Waiting for workers to be ready, %s of %s connected",304                    len(runner.clients.ready),305                    options.expect_workers,306                )307                # TODO: Handle KeyboardInterrupt and send quit signal to workers that are started.308                #       Right now, if the user sends a ctrl+c, the master will not gracefully309                #       shutdown resulting in all the already started workers to stay active.310                time.sleep(1)311        if not options.worker:312            # apply headless mode defaults313            if options.num_users is None:314                options.num_users = 1315            if options.spawn_rate is None:316                options.spawn_rate = 1317            # start the test318            if environment.shape_class:319                if options.run_time:320                    sys.stderr.write("It makes no sense to combine --run-time and LoadShapes. Bailing out.\n")321                    sys.exit(1)322                environment.runner.start_shape()323                environment.runner.shape_greenlet.join()324                stop_and_optionally_quit()325            else:326                headless_master_greenlet = gevent.spawn(runner.start, options.num_users, options.spawn_rate)327                headless_master_greenlet.link_exception(greenlet_exception_handler)328        if options.run_time:329            logger.info(f"Run time limit set to {options.run_time} seconds")330            spawn_run_time_quit_greenlet()331        elif not options.worker and not environment.shape_class:332            logger.info("No run time limit set, use CTRL+C to interrupt")333    if options.csv_prefix:334        gevent.spawn(stats_csv_writer.stats_writer).link_exception(greenlet_exception_handler)335    if options.headless:336        start_automatic_run()337    input_listener_greenlet = None338    if not options.worker:...

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