def initialize_mutornadomon(tornado_app=None, publisher=None, publish_interval=None,
host_limit=None, request_filter=None, **monitor_config):
"""Register mutornadomon to get Tornado request metrics"""
if not publisher and not tornado_app:
raise ValueError('Must pass at least one of `publisher` and `tornado_app`')
if publisher:
external_interface = PublishExternalInterface(publisher,
publish_interval=publish_interval)
else:
external_interface = HTTPEndpointExternalInterface(tornado_app,
request_filter=request_filter,
host_limit=host_limit)
# Start collecting metrics and register endpoint with app
monitor = MuTornadoMon(external_interface, **monitor_config)
monitor.start()
if tornado_app:
web_collector = WebCollector(monitor, tornado_app)
web_collector.start()
utilization_collector = UtilizationCollector(monitor)
utilization_collector.start()
return monitor
def initialize_mutornadomon(tornado_app=None,
publisher=None,
publish_interval=None,
host_limit=None,
request_filter=None,
tracer_port=None,
**monitor_config):
"""Register mutornadomon to get Tornado request metrics"""
if not publisher and not tornado_app:
raise ValueError(
'Must pass at least one of `publisher` and `tornado_app`')
if publisher:
external_interface = PublishExternalInterface(
publisher, publish_interval=publish_interval)
else:
external_interface = HTTPEndpointExternalInterface(
tornado_app, request_filter=request_filter, host_limit=host_limit)
# Start collecting metrics and register endpoint with app
monitor = MuTornadoMon(external_interface, **monitor_config)
monitor.start()
# If tracer_port is not provided then don't start the profiler
if tracer_port is not None:
profiler_ep = HTTPEndpointMuTornadoMonProfiler(request_filter)
profiler_ep.start(monitor, tracer_port)
if tornado_app:
web_collector = WebCollector(monitor, tornado_app)
web_collector.start()
utilization_collector = UtilizationCollector(monitor)
utilization_collector.start()
return monitor
def test_MuTornadoMon(self, pub_ext_iface_mock, mock_os, mock_ps):
external_interface = pub_ext_iface_mock.return_value
monitor = MuTornadoMon(external_interface)
monitor.start()
stat = 'test'
val = 2
# __COUNTERS[stat] = 2
monitor.count(stat, val)
# __COUNTERS[stat] = 3
monitor.count(stat)
self.assertEqual(monitor.metrics['counters'][stat], 3)
monitor.kv(stat, 1)
self.assertEqual(monitor.metrics['gauges'][stat], 1)
# To make sure no exceptions are thrown
monitor._cb()
monitor._monkey_patch_ioloop_exceptions()
monitor.__del__()
def test_MuTornadoMon(self, pub_ext_iface_mock, mock_os, mock_ps):
external_interface = pub_ext_iface_mock.return_value
monitor = MuTornadoMon(external_interface)
monitor.start()
stat = 'test'
val = 2
# __COUNTERS[stat] = 2
monitor.count(stat, val)
# __COUNTERS[stat] = 3
monitor.count(stat)
self.assertEqual(monitor.metrics['counters'][stat], 3)
monitor.kv(stat, 1)
self.assertEqual(monitor.metrics['gauges'][stat], 1)
# To make sure no exceptions are thrown
monitor._cb()
monitor.__del__()