def stop_flow(self, vnf_name, vnf_interface=None, metric=None, cookie=0,):
# check if port is specified (vnf:port)
if vnf_interface is None and metric is not None:
# take first interface by default
connected_sw = self.net.DCNetwork_graph.neighbors(vnf_name)[0]
link_dict = self.net.DCNetwork_graph[vnf_name][connected_sw]
vnf_interface = link_dict[0]['src_port_id']
for flow_dict in self.flow_metrics:
if flow_dict['vnf_name'] == vnf_name and flow_dict['vnf_interface'] == vnf_interface \
and flow_dict['metric_key'] == metric and flow_dict['cookie'] == cookie:
self.monitor_flow_lock.acquire()
self.flow_metrics.remove(flow_dict)
# set metric to NaN
self.prom_metrics[flow_dict['metric_key']]. \
labels(vnf_name=vnf_name, vnf_interface=vnf_interface, flow_id=cookie). \
set(float('nan'))
delete_from_gateway(
self.pushgateway, job='sonemu-SDNcontroller')
self.monitor_flow_lock.release()
logging.info('Stopped monitoring flow {3}: {2} on {0}:{1}'.format(
vnf_name, vnf_interface, metric, cookie))
return 'Stopped monitoring flow {3}: {2} on {0}:{1}'.format(
vnf_name, vnf_interface, metric, cookie)
return 'Error stopping monitoring flow: {0} on {1}:{2}'.format(
metric, vnf_name, vnf_interface)
def test_add_metrics_keeps_last_step():
metrics_logger_config = MetricsLogger(step=0)
delete_from_gateway(metrics_logger_config._push_gateway,
metrics_logger_config.id,
grouping_key=metrics_logger_config._grouping_key)
add_metrics({'cat': 1, 'dog': 2, 'catdog': 1.2}, step=0)
add_metrics({'cat': 1, 'dragon': 23.5}, step=0)
add_metrics({
'cat': 7,
}, step=0)
# Get metrics
r = requests.get(f'{LOCAL_PUSH_GATEWAY}/api/v1/metrics')
# One row of metrics are aggregrated by the pushgateway
gateway_metrics = r.json()['data']
assert 4 == len(gateway_metrics)
for metric in gateway_metrics:
if "cat" in metric:
assert '7' == metric['cat']['metrics'][0]['value']
if "dog" in metric:
assert '2' == metric['dog']['metrics'][0]['value']
if "catdog" in metric:
assert '1.2' == metric['catdog']['metrics'][0]['value']
if "dragon" in metric:
assert '23.5' == metric['dragon']['metrics'][0]['value']
# Clean up
clean_up_gateway(['cat', 'dog', 'catdog', 'dragon'], [0])
def stop_metric(self, vnf_name, vnf_interface=None, metric=None):
# check if port is specified (vnf:port)
if vnf_interface is None and metric is not None:
# take first interface by default
connected_sw = self.net.DCNetwork_graph.neighbors(vnf_name)[0]
link_dict = self.net.DCNetwork_graph[vnf_name][connected_sw]
vnf_interface = link_dict[0]['src_port_id']
for metric_dict in deepcopy(self.network_metrics):
if metric_dict['vnf_name'] == vnf_name and metric_dict['vnf_interface'] == vnf_interface \
and metric_dict['metric_key'] == metric:
self.monitor_lock.acquire()
self.network_metrics.remove(metric_dict)
# set values to NaN, prometheus api currently does not support removal of metrics
# self.prom_metrics[metric_dict['metric_key']].labels(vnf_name, vnf_interface).set(float('nan'))
self.prom_metrics[metric_dict['metric_key']]. \
labels(vnf_name=vnf_name, vnf_interface=vnf_interface, flow_id=None). \
set(float('nan'))
# this removes the complete metric, all labels...
# 1 single monitor job for all metrics of the SDN controller
# we can only remove from the pushgateway grouping keys(labels) which we have defined for the add_to_pushgateway
# we can not specify labels from the metrics to be removed
# if we need to remove the metrics seperatelty, we need to give
# them a separate grouping key, and probably a diffferent
# registry also
delete_from_gateway(
self.pushgateway, job='sonemu-SDNcontroller')
self.monitor_lock.release()
logging.info('Stopped monitoring: {2} on {0}:{1}'.format(
vnf_name, vnf_interface, metric))
return 'Stopped monitoring: {2} on {0}:{1}'.format(
vnf_name, vnf_interface, metric)
# delete everything from this vnf
elif metric_dict['vnf_name'] == vnf_name and vnf_interface is None and metric is None:
self.monitor_lock.acquire()
self.network_metrics.remove(metric_dict)
logging.info('remove metric from monitor: vnf_name:{0} vnf_interface:{1} mon_port:{2}'.format(
metric_dict['vnf_name'], metric_dict['vnf_interface'], metric_dict['mon_port']))
delete_from_gateway(
self.pushgateway, job='sonemu-SDNcontroller')
self.monitor_lock.release()
continue
if vnf_interface is None and metric is None:
logging.info('Stopped monitoring vnf: {0}'.format(vnf_name))
return 'Stopped monitoring: {0}'.format(vnf_name)
else:
return 'Error stopping monitoring metric: {0} on {1}:{2}'.format(
metric, vnf_name, vnf_interface)
def clean_up_gateway(metric_names=None, steps=None):
if metric_names is None:
return
if steps is None:
steps = ["None"]
for step in steps:
for metric_name in metric_names:
grouping_key = (_get_default_grouping_key())
grouping_key.update({
"name": metric_name,
"step": step,
})
delete_from_gateway(get_metric_pushgateway(),
get_workload_id(),
grouping_key=grouping_key)
def stop_flow(self, vnf_name, vnf_interface=None, metric=None, cookie=0):
for flow_dict in self.flow_metrics:
if flow_dict['vnf_name'] == vnf_name and flow_dict['vnf_interface'] == vnf_interface \
and flow_dict['metric_key'] == metric and flow_dict['cookie'] == cookie:
self.monitor_flow_lock.acquire()
self.flow_metrics.remove(flow_dict)
for collector in self.registry._collectors:
if (vnf_name, vnf_interface, cookie) in collector._metrics:
#logging.info('2 name:{0} labels:{1} metrics:{2}'.format(collector._name, collector._labelnames,
# collector._metrics))
collector.remove(vnf_name, vnf_interface, cookie)
delete_from_gateway(self.pushgateway, job='sonemu-SDNcontroller')
self.monitor_flow_lock.release()
logging.info('Stopped monitoring flow {3}: {2} on {0}:{1}'.format(vnf_name, vnf_interface, metric, cookie))
return 'Stopped monitoring flow {3}: {2} on {0}:{1}'.format(vnf_name, vnf_interface, metric, cookie)
def test_pushadd_with_groupingkey(self):
delete_from_gateway(self.address, "my_job", {'a': 9})
self.assertEqual(self.requests[0][0].command, 'DELETE')
self.assertEqual(self.requests[0][0].path, '/job/my_job/a/9')
self.assertEqual(self.requests[0][0].headers.get('content-type'), CONTENT_TYPE_LATEST)
self.assertEqual(self.requests[0][1], b'')
def test_delete(self):
delete_from_gateway(self.address, "my_job")
self.assertEqual(self.requests[0][0].command, 'DELETE')
self.assertEqual(self.requests[0][0].path, '/job/my_job')
self.assertEqual(self.requests[0][0].headers.get('content-type'), CONTENT_TYPE_LATEST)
self.assertEqual(self.requests[0][1], b'')
def stop_metric(self, vnf_name, vnf_interface=None, metric=None):
# check if port is specified (vnf:port)
if vnf_interface is None and metric is not None:
# take first interface by default
connected_sw = self.net.DCNetwork_graph.neighbors(vnf_name)[0]
link_dict = self.net.DCNetwork_graph[vnf_name][connected_sw]
vnf_interface = link_dict[0]['src_port_id']
for metric_dict in self.network_metrics:
if metric_dict['vnf_name'] == vnf_name and metric_dict['vnf_interface'] == vnf_interface \
and metric_dict['metric_key'] == metric:
self.monitor_lock.acquire()
self.network_metrics.remove(metric_dict)
#this removes the complete metric, all labels...
#REGISTRY.unregister(self.prom_metrics[metric_dict['metric_key']])
#self.registry.unregister(self.prom_metrics[metric_dict['metric_key']])
for collector in self.registry._collectors :
"""
INFO:root:name:sonemu_rx_count_packets
labels:('vnf_name', 'vnf_interface')
metrics:{(u'tsrc', u'output'): < prometheus_client.core.Gauge
object
at
0x7f353447fd10 >}
"""
logging.info('{0}'.format(collector._metrics.values()))
if (vnf_name, vnf_interface, 'None') in collector._metrics:
logging.info('2 name:{0} labels:{1} metrics:{2}'.format(collector._name, collector._labelnames,
collector._metrics))
collector.remove(vnf_name, vnf_interface, 'None')
# set values to NaN, prometheus api currently does not support removal of metrics
#self.prom_metrics[metric_dict['metric_key']].labels(vnf_name, vnf_interface).set(float('nan'))
# this removes the complete metric, all labels...
# 1 single monitor job for all metrics of the SDN controller
# we can only remove from the pushgateway grouping keys(labels) which we have defined for the add_to_pushgateway
# we can not specify labels from the metrics to be removed
# if we need to remove the metrics seperatelty, we need to give them a separate grouping key, and probably a diffferent registry also
delete_from_gateway(self.pushgateway, job='sonemu-SDNcontroller')
self.monitor_lock.release()
logging.info('Stopped monitoring: {2} on {0}:{1}'.format(vnf_name, vnf_interface, metric))
return 'Stopped monitoring: {2} on {0}:{1}'.format(vnf_name, vnf_interface, metric)
# delete everything from this vnf
elif metric_dict['vnf_name'] == vnf_name and vnf_interface is None and metric is None:
self.monitor_lock.acquire()
self.network_metrics.remove(metric_dict)
for collector in self.registry._collectors:
collector_dict = collector._metrics.copy()
for name, interface, id in collector_dict:
if name == vnf_name:
logging.info('3 name:{0} labels:{1} metrics:{2}'.format(collector._name, collector._labelnames,
collector._metrics))
collector.remove(name, interface, 'None')
delete_from_gateway(self.pushgateway, job='sonemu-SDNcontroller')
self.monitor_lock.release()
logging.info('Stopped monitoring vnf: {0}'.format(vnf_name))
return 'Stopped monitoring: {0}'.format(vnf_name)
return 'Error stopping monitoring metric: {0} on {1}:{2}'.format(metric, vnf_name, vnf_interface)
def test_delete_with_groupingkey(self):
delete_from_gateway(self.address, "my_job", {"a": 9})
self.assertEqual(self.requests[0][0].command, "DELETE")
self.assertEqual(self.requests[0][0].path, "/metrics/job/my_job/a/9")
self.assertEqual(self.requests[0][0].headers.get("content-type"), CONTENT_TYPE_LATEST)
self.assertEqual(self.requests[0][1], b"")
