def test_spawn_zero_locusts(self):
class MyTaskSet(TaskSet):
@task
def my_task(self):
pass
class MyTestLocust(Locust):
task_set = MyTaskSet
wait_time = constant(0.1)
runner = LocalLocustRunner([MyTestLocust], self.options)
timeout = gevent.Timeout(2.0)
timeout.start()
try:
runner.start_hatching(0, 1, wait=True)
runner.greenlet.join()
except gevent.Timeout:
self.fail("Got Timeout exception. A locust seems to have been spawned, even though 0 was specified.")
finally:
timeout.cancel()
def test_cpu_warning(self):
_monitor_interval = runners.CPU_MONITOR_INTERVAL
runners.CPU_MONITOR_INTERVAL = 2.0
try:
class CpuLocust(Locust):
wait_time = constant(0.001)
@task
def cpu_task(self):
for i in range(1000000):
_ = 3 / 2
environment = Environment(options=mocked_options(), )
runner = LocalLocustRunner(environment, [CpuLocust])
self.assertFalse(runner.cpu_warning_emitted)
runner.spawn_locusts(1, 1, wait=False)
sleep(2.5)
runner.quit()
self.assertTrue(runner.cpu_warning_emitted)
finally:
runners.CPU_MONITOR_INTERVAL = _monitor_interval
def test_stop_event_stop_and_quit(self):
class User(Locust):
wait_time = constant(1)
@task
def my_task(self):
pass
test_stop_run = [0]
environment = Environment(options=mocked_options())
def on_test_stop(*args, **kwargs):
test_stop_run[0] += 1
environment.events.test_stop.add_listener(on_test_stop)
runner = LocalLocustRunner(environment, locust_classes=[User])
runner.start(locust_count=3, hatch_rate=3, wait=False)
self.assertEqual(0, test_stop_run[0])
runner.stop()
runner.quit()
self.assertEqual(1, test_stop_run[0])
def test_exception_is_catched(self):
""" Test that exceptions are stored, and execution continues """
class MyTaskSet(TaskSet):
def __init__(self, *a, **kw):
super(MyTaskSet, self).__init__(*a, **kw)
self._task_queue = [
{"callable":self.will_error, "args":[], "kwargs":{}},
{"callable":self.will_stop, "args":[], "kwargs":{}},
]
@task(1)
def will_error(self):
raise HeyAnException(":(")
@task(1)
def will_stop(self):
raise StopLocust()
class MyLocust(Locust):
wait_time = constant(0.01)
tasks = [MyTaskSet]
runner = LocalLocustRunner(self.environment, [MyLocust])
l = MyLocust(self.environment)
# make sure HeyAnException isn't raised
l.run()
l.run()
# make sure we got two entries in the error log
self.assertEqual(2, len(self.mocked_log.error))
# make sure exception was stored
self.assertEqual(1, len(runner.exceptions))
hash_key, exception = runner.exceptions.popitem()
self.assertTrue("traceback" in exception)
self.assertTrue("HeyAnException" in exception["traceback"])
self.assertEqual(2, exception["count"])
def test_exception_in_task(self):
class HeyAnException(Exception):
pass
class MyLocust(Locust):
class task_set(TaskSet):
@task
def will_error(self):
raise HeyAnException(":(")
runner = LocalLocustRunner([MyLocust], self.options)
l = MyLocust()
l._catch_exceptions = False
self.assertRaises(HeyAnException, l.run)
self.assertRaises(HeyAnException, l.run)
self.assertEqual(1, len(runner.exceptions))
hash_key, exception = runner.exceptions.popitem()
self.assertTrue("traceback" in exception)
self.assertTrue("HeyAnException" in exception["traceback"])
self.assertEqual(2, exception["count"])
def test_spawn_zero_locusts(self):
class MyTaskSet(TaskSet):
@task
def my_task(self):
pass
class MyTestLocust(Locust):
tasks = [MyTaskSet]
wait_time = constant(0.1)
environment = Environment(options=mocked_options())
runner = LocalLocustRunner(environment, [MyTestLocust])
timeout = gevent.Timeout(2.0)
timeout.start()
try:
runner.start(0, 1, wait=True)
runner.hatching_greenlet.join()
except gevent.Timeout:
self.fail("Got Timeout exception. A locust seems to have been spawned, even though 0 was specified.")
finally:
timeout.cancel()
def test_no_reset_stats(self):
class User(Locust):
wait_time = constant(0)
@task
class task_set(TaskSet):
@task
def my_task(self):
self.locust.environment.events.request_success.fire(
request_type="GET",
name="/test",
response_time=666,
response_length=1337,
)
sleep(2)
environment = Environment(reset_stats=False, options=mocked_options())
runner = LocalLocustRunner(environment, locust_classes=[User])
runner.start(locust_count=6, hatch_rate=12, wait=False)
sleep(0.25)
self.assertGreaterEqual(runner.stats.get("/test", "GET").num_requests, 3)
sleep(0.3)
self.assertEqual(6, runner.stats.get("/test", "GET").num_requests)
runner.quit()
def test_start_event(self):
class User(Locust):
wait_time = constant(1)
task_run_count = 0
@task
def my_task(self):
User.task_run_count += 1
test_start_run = [0]
environment = Environment(locust_classes=[User])
def on_test_start(*args, **kwargs):
test_start_run[0] += 1
environment.events.test_start.add_listener(on_test_start)
runner = LocalLocustRunner(environment)
runner.start(locust_count=3, hatch_rate=3, wait=False)
runner.hatching_greenlet.get(timeout=3)
self.assertEqual(1, test_start_run[0])
self.assertEqual(3, User.task_run_count)
wait_time = between(1, 3)
host = "https://docs.locust.io"
class task_set(TaskSet):
@task
def my_task(self):
self.client.get("/")
@task
def task_404(self):
self.client.get("/non-existing-path")
# setup Environment and Runner
env = Environment()
runner = LocalLocustRunner(environment=env, locust_classes=[User])
# start a WebUI instance
web_ui = WebUI(environment=env)
gevent.spawn(lambda: web_ui.start("127.0.0.1", 8089))
# TODO: fix
#def on_request_success(request_type, name, response_time, response_length, **kwargs):
# report_to_grafana("%_%s" % (request_type, name), response_time)
#env.events.request_succes.add_listener(on_request_success)
# start a greenlet that periodically outputs the current stats
gevent.spawn(stats_printer(runner.stats))
# start the test
runner.start(1, hatch_rate=10)
# wait for the greenlets (indefinitely)
def test_runner_reference_on_environment(self):
env = Environment()
runner = LocalLocustRunner(environment=env, locust_classes=[])
self.assertEqual(env, runner.environment)
def main():
parser, options, arguments = parse_options()
# setup logging
if options.show_version:
print("Locust %s" % (version,))
sys.exit(0)
locustfile = find_locustfile(options.locustfile)
if not locustfile:
logger.error("Could not find any locustfile! Ensure file ends in '.py' and see --help for available options.")
sys.exit(1)
docstring, locusts = load_locustfile(locustfile)
if options.list_commands:
logger.info("Available Locusts:")
for name in locusts:
logger.info(" " + name)
sys.exit(0)
if not locusts:
logger.error("No Locust class found!")
sys.exit(1)
# make sure specified Locust exists
if arguments:
missing = set(arguments) - set(locusts.keys())
if missing:
logger.error("Unknown Locust(s): %s\n" % (", ".join(missing)))
sys.exit(1)
else:
names = set(arguments) & set(locusts.keys())
locust_classes = [locusts[n] for n in names]
else:
locust_classes = locusts.values()
if options.show_task_ratio:
logger.info("\n Task ratio per locust class")
logger.info( "-" * 80)
print_task_ratio(locust_classes)
logger.info("\n Total task ratio")
logger.info("-" * 80)
print_task_ratio(locust_classes, total=True)
sys.exit(0)
if options.show_task_ratio_json:
from json import dumps
task_data = {
"per_class": get_task_ratio_dict(locust_classes),
"total": get_task_ratio_dict(locust_classes, total=True)
}
logger.info(dumps(task_data))
sys.exit(0)
# if --master is set, make sure --no-web isn't set
if options.master and options.no_web:
logger.error("Locust can not run distributed with the web interface disabled (do not use --no-web and --master together)")
sys.exit(0)
if not options.no_web and not options.slave:
# spawn web greenlet
logger.info("Starting web monitor at %s:%s" % (options.web_host or "*", options.port))
main_greenlet = gevent.spawn(web.start, locust_classes, options)
if not options.master and not options.slave:
runners.locust_runner = LocalLocustRunner(locust_classes, options)
# spawn client spawning/hatching greenlet
if options.no_web:
runners.locust_runner.start_hatching(wait=True)
main_greenlet = runners.locust_runner.greenlet
elif options.master:
runners.locust_runner = MasterLocustRunner(locust_classes, options)
elif options.slave:
try:
runners.locust_runner = SlaveLocustRunner(locust_classes, options)
main_greenlet = runners.locust_runner.greenlet
except socket.error as e:
logger.error("Failed to connect to the Locust master: %s", e)
sys.exit(-1)
if not options.only_summary and (options.print_stats or (options.no_web and not options.slave)):
# spawn stats printing greenlet
gevent.spawn(stats_printer)
def shutdown(code=0):
"""
Shut down locust by firing quitting event, printing stats and exiting
"""
logger.info("Shutting down (exit code %s), bye." % code)
events.quitting.fire()
print_stats(runners.locust_runner.request_stats)
print_percentile_stats(runners.locust_runner.request_stats)
print_error_report()
sys.exit(code)
# install SIGTERM handler
def sig_term_handler():
logger.info("Got SIGTERM signal")
shutdown(0)
gevent.signal(signal.SIGTERM, sig_term_handler)
try:
logger.info("Starting Locust %s" % version)
main_greenlet.join()
code = 0
if len(runners.locust_runner.errors):
code = 1
shutdown(code=code)
except KeyboardInterrupt as e:
shutdown(0)
def main():
parser, options = parse_options()
# setup logging
if not options.skip_log_setup:
setup_logging(options.loglevel, options.logfile)
logger = logging.getLogger(__name__)
locust_path = get_locust_path()
if options.web:
web_port = options.web_port
logger.info('Running easy-locust web: 0.0.0.0:{}'.format(web_port))
init_app(port=web_port)
sys.exit(0)
if options.demo:
if not locust_path:
logger.error(
'''Cannot locate Python path, make sure it is in right place. If windows add it to sys PATH,
if linux make sure python is installed in /usr/local/lib/''')
sys.exit(1)
pt_demo_path = os.path.join(locust_path, 'demo',
'demo_pressuretest.xls')
pt_demo_path_json = os.path.join(locust_path, 'demo',
'demo_locustfile.json')
pt_new_demo = os.path.join(os.getcwd(), 'PtDemo.xls')
pt_new_demo_json = os.path.join(os.getcwd(), 'demo.json')
shutil.copyfile(pt_demo_path, pt_new_demo)
shutil.copyfile(pt_demo_path_json, pt_new_demo_json)
sys.exit(0)
if options.xlsfile:
pt_file = options.xlsfile
if not (pt_file.endswith('.xls') or pt_file.endswith('.json')):
logger.error(
"PressureTest file must be end with '.xls' or '.json' and see --help for available options."
)
sys.exit(1)
if not os.path.isfile(pt_file):
logger.error('PressureTest file is not exist, please check it.')
sys.exit(1)
_status = generate_locust_file(pt_file)
if not _status:
sys.exit(1)
sys.exit(0)
locustfile = find_locustfile(options.locustfile)
if not locustfile:
logger.error(
"Could not find any locustfile! Ensure file ends in '.py' and see --help for available options."
)
sys.exit(1)
if locustfile == "locust.py" or locustfile == "locust.xls" or locustfile == "locust.json":
logger.error(
"The locustfile must not be named `locust.py` or `locust.xls` or `locust.json`. "
"Please rename the file and try again.")
sys.exit(1)
docstring, locusts = load_locustfile(locustfile)
if options.list_commands:
console_logger.info("Available Locusts:")
for name in locusts:
console_logger.info(" " + name)
sys.exit(0)
if not locusts:
logger.error("No Locust class found!")
sys.exit(1)
# make sure specified Locust exists
if options.locust_classes:
missing = set(options.locust_classes) - set(locusts.keys())
if missing:
logger.error("Unknown Locust(s): %s\n" % (", ".join(missing)))
sys.exit(1)
else:
names = set(options.locust_classes) & set(locusts.keys())
locust_classes = [locusts[n] for n in names]
else:
# list() call is needed to consume the dict_view object in Python 3
locust_classes = list(locusts.values())
if options.show_task_ratio:
console_logger.info("\n Task ratio per locust class")
console_logger.info("-" * 80)
print_task_ratio(locust_classes)
console_logger.info("\n Total task ratio")
console_logger.info("-" * 80)
print_task_ratio(locust_classes, total=True)
sys.exit(0)
if options.show_task_ratio_json:
from json import dumps
task_data = {
"per_class": get_task_ratio_dict(locust_classes),
"total": get_task_ratio_dict(locust_classes, total=True)
}
console_logger.info(dumps(task_data))
sys.exit(0)
if options.run_time:
if not options.no_web:
logger.error(
"The --run-time argument can only be used together with --no-web"
)
sys.exit(1)
try:
options.run_time = parse_timespan(options.run_time)
except ValueError:
logger.error(
"Valid --run-time formats are: 20, 20s, 3m, 2h, 1h20m, 3h30m10s, etc."
)
sys.exit(1)
def spawn_run_time_limit_greenlet():
logger.info("Run time limit set to %s seconds" % options.run_time)
def timelimit_stop():
logger.info("Time limit reached. Stopping Locust.")
runners.locust_runner.quit()
gevent.spawn_later(options.run_time, timelimit_stop)
if options.step_time:
if not options.step_load:
logger.error(
"The --step-time argument can only be used together with --step-load"
)
sys.exit(1)
try:
options.step_time = parse_timespan(options.step_time)
except ValueError:
logger.error(
"Valid --step-time formats are: 20, 20s, 3m, 2h, 1h20m, 3h30m10s, etc."
)
sys.exit(1)
if options.master:
# Add -d for automatically run slaves
if options.distribute:
ptpy = locustfile
if options.locustfile.endswith('.xls'):
_type = 'xls'
pt_s = PtExcel(options.locustfile)
master_ip, pt_slave_info = pt_s.pt_slave()
else:
_type = 'dict'
with open(options.locustfile, 'r') as f:
_d = json.load(f, encoding='utf-8')
master_ip = _d.get('master_ip')
pt_slave_info = _d.get('slaves')
if master_ip == '':
logger.error(
'master IP cannot be None if you use --distribute')
sys.exit(1)
if options.boomer:
locust_cli_slave = 'nohup ./client_v1 --web --master-host={masteIP} > /dev/null 2>&1 &'.format(
masteIP=master_ip)
targets_dict, file_list = gen_boomer_client_json(
options.locustfile)
boomer_client_file = os.path.join(locust_path, 'boomer_client',
'client_v1')
file_list.append(boomer_client_file)
thread_pool = []
try:
for slave in pt_slave_info:
if _type == 'xls':
slave_ip, slave_username, slave_password = slave
else:
slave_ip, slave_username, slave_password = slave[
'ip'], slave['username'], slave['password']
_t = Thread(target=pt_slave_boomer,
args=(slave_ip, slave_username,
slave_password, file_list,
locust_cli_slave, targets_dict))
logger.info('Prepare slave {}'.format(slave_ip))
thread_pool.append(_t)
_t.start()
for each_t in thread_pool:
each_t.join()
file_list.pop()
for each in file_list:
os.remove(each)
except KeyboardInterrupt:
pass
except Exception as e:
logger.error(
'Something happened, collect Exceptions here: {}'.
format(e))
else:
try:
locust_cli_slave = 'nohup locust -f /root/locust_client.py --slave --master-host={masteIP} > /dev/null 2>&1 &'\
.format(masteIP=master_ip)
thread_pool = []
for slave in pt_slave_info:
if _type == 'xls':
slave_ip, slave_username, slave_password = slave
else:
slave_ip, slave_username, slave_password = slave[
'ip'], slave['username'], slave['password']
_t = Thread(target=pt_slave,
args=(slave_ip, slave_username,
slave_password, ptpy,
locust_cli_slave))
logger.info('Prepare slave {}'.format(slave_ip))
thread_pool.append(_t)
_t.start()
for each_t in thread_pool:
each_t.join()
except KeyboardInterrupt:
pass
except Exception as e:
logger.error(
'Something happened, collect Exceptions here: {}'.
format(e))
runners.locust_runner = MasterLocustRunner(locust_classes, options)
else:
runners.locust_runner = LocalLocustRunner(locust_classes, options)
# main_greenlet is pointing to runners.locust_runner.greenlet by default, it will point the web greenlet later if in web mode
main_greenlet = runners.locust_runner.greenlet
if options.no_web:
if options.master:
while len(runners.locust_runner.clients.ready
) < options.expect_slaves:
logging.info(
"Waiting for slaves to be ready, %s of %s connected",
len(runners.locust_runner.clients.ready),
options.expect_slaves)
time.sleep(1)
if options.step_time:
runners.locust_runner.start_stepload(options.num_clients,
options.hatch_rate,
options.step_clients,
options.step_time)
else:
runners.locust_runner.start_hatching(options.num_clients,
options.hatch_rate)
# make locusts are spawned
time.sleep(1)
else:
# spawn web greenlet
logger.info("Starting web monitor at http://%s:%s" %
(options.web_host or "*", options.port))
main_greenlet = gevent.spawn(web.start, locust_classes, options)
if options.run_time:
spawn_run_time_limit_greenlet()
stats_printer_greenlet = None
if not options.only_summary and (options.print_stats or options.no_web):
# spawn stats printing greenlet
stats_printer_greenlet = gevent.spawn(stats_printer)
if options.csvfilebase:
gevent.spawn(stats_writer, options.csvfilebase,
options.stats_history_enabled)
def shutdown(code=0):
"""
Shut down locust by firing quitting event, printing/writing stats and exiting
"""
logger.info("Shutting down (exit code %s), bye." % code)
if stats_printer_greenlet is not None:
stats_printer_greenlet.kill(block=False)
logger.info("Cleaning up runner...")
if runners.locust_runner is not None:
runners.locust_runner.quit()
logger.info("Running teardowns...")
events.quitting.fire(reverse=True)
print_stats(runners.locust_runner.stats, current=False)
print_percentile_stats(runners.locust_runner.stats)
if options.csvfilebase:
write_stat_csvs(options.csvfilebase, options.stats_history_enabled)
print_error_report()
sys.exit(code)
# install SIGTERM handler
def sig_term_handler():
logger.info("Got SIGTERM signal")
shutdown(0)
gevent.signal(signal.SIGTERM, sig_term_handler)
try:
logger.info("Starting Locust %s" % version)
main_greenlet.join()
code = 0
if len(runners.locust_runner.errors) or len(
runners.locust_runner.exceptions):
code = options.exit_code_on_error
shutdown(code=code)
except KeyboardInterrupt:
shutdown(0)
def main(user_params=None, common_param=None):
parser, options, arguments = parse_options()
# setup logging
setup_logging(options.loglevel, options.logfile)
logger = logging.getLogger(__name__)
if options.show_version:
print("Locust %s" % (version, ))
sys.exit(0)
locustfile = find_locustfile(options.locustfile)
if not locustfile:
logger.error(
"Could not find any locustfile! Ensure file ends in '.py' and see --help for available options."
)
sys.exit(1)
if locustfile == "locust.py":
logger.error(
"The locustfile must not be named `locust.py`. Please rename the file and try again."
)
sys.exit(1)
docstring, locusts = load_locustfile(locustfile)
if options.list_commands:
console_logger.info("Available Locusts:")
for name in locusts:
console_logger.info(" " + name)
sys.exit(0)
if not locusts:
logger.error("No Locust class found!")
sys.exit(1)
# make sure specified Locust exists
if arguments:
missing = set(arguments) - set(locusts.keys())
if missing:
logger.error("Unknown Locust(s): %s\n" % (", ".join(missing)))
sys.exit(1)
else:
names = set(arguments) & set(locusts.keys())
locust_classes = [locusts[n] for n in names]
else:
# list() call is needed to consume the dict_view object in Python 3
locust_classes = list(locusts.values())
if options.show_task_ratio:
console_logger.info("\n Task ratio per locust class")
console_logger.info("-" * 80)
print_task_ratio(locust_classes)
console_logger.info("\n Total task ratio")
console_logger.info("-" * 80)
print_task_ratio(locust_classes, total=True)
sys.exit(0)
if options.show_task_ratio_json:
from json import dumps
task_data = {
"per_class": get_task_ratio_dict(locust_classes),
"total": get_task_ratio_dict(locust_classes, total=True)
}
console_logger.info(dumps(task_data))
sys.exit(0)
if not options.no_web and not options.slave:
# spawn web greenlet
logger.info("Starting web monitor at %s:%s" %
(options.web_host or "*", options.port))
main_greenlet = gevent.spawn(web.start, locust_classes, options)
if not options.master and not options.slave:
if user_params:
runners.locust_runner = ParameterizableLocustRunner(
locust_classes, options, user_params, common_param)
else:
runners.locust_runner = LocalLocustRunner(locust_classes, options)
# spawn client spawning/hatching greenlet
if options.no_web:
runners.locust_runner.start_hatching(wait=True)
main_greenlet = runners.locust_runner.greenlet
elif options.master:
runners.locust_runner = MasterLocustRunner(locust_classes, options)
if options.no_web:
while len(runners.locust_runner.clients.ready
) < options.expect_slaves:
logging.info(
"Waiting for slaves to be ready, %s of %s connected",
len(runners.locust_runner.clients.ready),
options.expect_slaves)
time.sleep(1)
runners.locust_runner.start_hatching(options.num_clients,
options.hatch_rate)
main_greenlet = runners.locust_runner.greenlet
elif options.slave:
try:
runners.locust_runner = SlaveLocustRunner(locust_classes, options)
main_greenlet = runners.locust_runner.greenlet
except socket.error as e:
logger.error("Failed to connect to the Locust master: %s", e)
sys.exit(-1)
if not options.only_summary and (options.print_stats or
(options.no_web and not options.slave)):
# spawn stats printing greenlet
gevent.spawn(stats_printer)
if options.csvfilebase:
gevent.spawn(stats_writer, options.csvfilebase)
def shutdown(code=0):
"""
Shut down locust by firing quitting event, printing/writing stats and exiting
"""
logger.info("Shutting down (exit code %s), bye." % code)
events.quitting.fire()
print_stats(runners.locust_runner.request_stats)
print_percentile_stats(runners.locust_runner.request_stats)
if options.csvfilebase:
write_stat_csvs(options.csvfilebase)
print_error_report()
sys.exit(code)
# install SIGTERM handler
def sig_term_handler():
logger.info("Got SIGTERM signal")
shutdown(0)
gevent.signal(gevent.signal.SIGTERM, sig_term_handler)
try:
logger.info("Starting Locust %s" % version)
main_greenlet.join()
code = 0
if len(runners.locust_runner.errors):
code = 1
shutdown(code=code)
except KeyboardInterrupt as e:
shutdown(0)
def start_test(self):
# install SIGTERM handler
def sig_term_handler():
logger.info("##### Locust plugin: Got SIGTERM signal")
self.shutdown(0)
gevent.signal(signal.SIGTERM, sig_term_handler)
def spawn_local_slaves(count):
"""
Spawn *local* locust slaves : data aggregation will NOT work with *remote* slaves
"""
try:
args = ['locust']
args.append('--locustfile={}'.format(str(self.locustfile)))
args.append('--slave')
args.append('--master-host={}'.format(self.master_host))
args.append('--master-port={}'.format(self.master_port))
args.append('--resplogfile={}'.format(self.locustlog_file))
logger.info("##### Locust plugin: slave args = {}".format(args))
# Spawning the slaves in shell processes (security warning with the use of 'shell=True')
self._locustslaves = [subprocess.Popen(' '.join(args), shell=True, stdin=None,
stdout=open('{}/locust-slave-{}.log'.format(self.core.artifacts_dir, i), 'w'),
stderr=subprocess.STDOUT) for i in range(count)]
#slaves = [SlaveLocustRunner(self._locustclasses, self._options) for _ in range(count)] # <-- WRONG: This will spawn slave running on the same CPU core as master
time.sleep(1)
logger.info("##### Locust plugin: Started {} new locust slave(s)".format(len(self._locustslaves)))
logger.info("##### Locust plugin: locust slave(s) PID = {}".format(self._locustslaves))
except socket.error as e:
logger.error("##### Locust plugin: Failed to connect to the Locust master: %s", e)
sys.exit(-1)
except Exception as e:
logger.error("##### Locust plugin: Failed to spawn locust slaves: %s", e)
sys.exit(-1)
try:
logger.info("##### Locust plugin: Starting Locust %s" % version)
# run the locust
### FIXME
#if self.csvfilebase:
# gevent.spawn(stats_writer, self.csvfilebase)
### /FIXME
if self.run_time:
if not self.no_web:
logger.error("##### Locust plugin: The --run-time argument can only be used together with --no-web")
sys.exit(1)
try:
self.run_time = parse_timespan(self.run_time)
except ValueError:
logger.error("##### Locust plugin: Valid --time-limit formats are: 20, 20s, 3m, 2h, 1h20m, 3h30m10s, etc.")
sys.exit(1)
def spawn_run_time_limit_greenlet():
logger.info("##### Locust plugin: Run time limit set to %s seconds" % self.run_time)
def timelimit_stop():
logger.info("##### Locust plugin: Time limit reached. Stopping Locust.")
self._locustrunner.quit()
logger.debug("######## DEBUG: timelimit_stop()/self._locustrunner.quit() passed")
def on_greenlet_completion():
logger.debug("######## DEBUG: Locust plugin: on_greenlet_completion()")
#gevent.spawn_later(self.run_time, timelimit_stop)
gl = gevent.spawn_later(self.run_time, timelimit_stop)
# linking timelimit greenlet to main greenlet and get a feedback of its execution
#gl.link(on_greenlet_completion)
# locust runner : web monitor
if not self.no_web and not self.slave and self._locustrunner is None:
# spawn web greenlet
logger.info("##### Locust plugin: Starting web monitor at %s:%s" % (self.web_host or "*", self.port))
main_greenlet = gevent.spawn(web.start, self._locustclasses, self._options)
# locust runner : standalone
if not self.master and not self.slave and self._locustrunner is None:
logger.info("##### Locust plugin: LocalLocustRunner about to be launched")
self._locustrunner = LocalLocustRunner(self._locustclasses, self._options)
# spawn client spawning/hatching greenlet
if self.no_web:
logger.info("##### Locust plugin: LocalLocustRunner.start_hatching()")
self._locustrunner.start_hatching(wait=True)
main_greenlet = self._locustrunner.greenlet
if self.run_time:
logger.info("##### Locust plugin: spawn_run_time_limit_greenlet()")
spawn_run_time_limit_greenlet()
logger.info("##### Locust plugin: spawn_run_time_limit_greenlet() passed")
# locust runner : master/slave mode (master here)
elif self.master and self._locustrunner is None:
self._locustrunner = MasterLocustRunner(self._locustclasses, self._options)
logger.info("##### Locust plugin: MasterLocustRunner started")
time.sleep(1)
if self.no_web:
gevent.spawn(spawn_local_slaves(self.expect_slaves))
while len(self._locustrunner.clients.ready) < self.expect_slaves:
logger.info("##### Locust plugin: Waiting for slaves to be ready, %s of %s connected",
len(self._locustrunner.clients.ready), self.expect_slaves)
time.sleep(1)
self._locustrunner.start_hatching(self.num_clients, self.hatch_rate)
logger.debug("######## DEBUG: MasterLocustRunner/start_hatching()")
main_greenlet = self._locustrunner.greenlet
if self.run_time:
try:
spawn_run_time_limit_greenlet()
except Exception as e:
logger.error("##### Locust plugin: exception raised in spawn_run_time_limit_greenlet() = {}".format(e))
# locust runner : master/slave mode (slave here)
#elif self.slave and self._locustrunner is None:
# if self.run_time:
# logger.error("##### Locust plugin: --run-time should be specified on the master node, and not on slave nodes")
# sys.exit(1)
# try:
# self._locustrunner = SlaveLocustRunner(self._locustclasses, self._options)
# main_greenlet = self._locustrunner.greenlet
# except socket.error as e:
# logger.error("##### Locust plugin: Failed to connect to the Locust master: %s", e)
# sys.exit(-1)
return self._locustrunner
self._locustrunner.greenlet.join()
code = 0
if len(self._locustrunner.errors):
code = 1
self.shutdown(code=code)
except KeyboardInterrupt as e:
self.shutdown(0)
