def test_profile_sys_object_unknown(aggregator, caplog):
"""If the fetched sysObjectID is not referenced by any profiles, check fails."""
caplog.set_level(logging.WARNING)
unknown_sysobjectid = '1.2.3.4.5'
init_config = {
'profiles': {
'profile1': {
'definition': {
'metrics': common.SUPPORTED_METRIC_TYPES,
'sysobjectid': unknown_sysobjectid
}
}
}
}
# Via config...
instance = common.generate_instance_config([])
check = SnmpCheck('snmp', init_config, [instance])
check.check(instance)
aggregator.assert_service_check("snmp.can_check",
status=SnmpCheck.CRITICAL,
tags=common.CHECK_TAGS,
at_least=1)
aggregator.all_metrics_asserted()
# Via network discovery...
host = socket.gethostbyname(common.HOST)
network = ipaddress.ip_network(u'{}/29'.format(host),
strict=False).with_prefixlen
instance = {
'name': 'snmp_conf',
'network_address': network,
'port': common.PORT,
'community_string': 'public',
'retries': 0,
'discovery_interval': 0,
}
check = SnmpCheck('snmp', init_config, [instance])
check._start_discovery()
time.sleep(
2) # Give discovery a chance to fail finding a matching profile.
check.check(instance)
check._running = False
check._thread.join()
for record in caplog.records:
if "Host {} didn't match a profile".format(host) in record.message:
break
else:
pytest.fail()
def test_discovery(aggregator):
host = socket.gethostbyname(common.HOST)
network = ipaddress.ip_network(u'{}/29'.format(host),
strict=False).with_prefixlen
check_tags = [
'snmp_device:{}'.format(host),
'snmp_profile:profile1',
'autodiscovery_subnet:{}'.format(to_native_string(network)),
]
instance = {
'name': 'snmp_conf',
# Make sure the check handles bytes
'network_address': to_native_string(network),
'port': common.PORT,
'community_string': 'public',
'retries': 0,
'discovery_interval': 0,
}
init_config = {
'profiles': {
'profile1': {
'definition': {
'metrics': common.SUPPORTED_METRIC_TYPES,
'sysobjectid': '1.3.6.1.4.1.8072.*'
}
}
}
}
check = SnmpCheck('snmp', init_config, [instance])
try:
for _ in range(30):
check.check(instance)
if len(aggregator.metric_names) > 1:
break
time.sleep(1)
aggregator.reset()
finally:
check._running = False
del check # This is what the Agent would do when unscheduling the check.
for metric in common.SUPPORTED_METRIC_TYPES:
metric_name = "snmp." + metric['name']
aggregator.assert_metric(metric_name, tags=check_tags, count=1)
aggregator.assert_metric('snmp.sysUpTimeInstance')
aggregator.assert_metric('snmp.discovered_devices_count',
tags=['network:{}'.format(network)])
aggregator.assert_metric('snmp.devices_monitored',
metric_type=aggregator.GAUGE,
tags=check_tags)
aggregator.assert_all_metrics_covered()
def test_discovery_devices_monitored_count(read_mock, aggregator):
read_mock.return_value = '["192.168.0.1","192.168.0.2"]'
host = socket.gethostbyname(common.HOST)
network = ipaddress.ip_network(u'{}/29'.format(host),
strict=False).with_prefixlen
check_tags = [
'autodiscovery_subnet:{}'.format(to_native_string(network)),
]
instance = {
'name': 'snmp_conf',
# Make sure the check handles bytes
'network_address': to_native_string(network),
'port': common.PORT,
'community_string': 'public',
'retries': 0,
'discovery_interval': 0,
}
init_config = {
'profiles': {
'profile1': {
'definition': {
'metrics': common.SUPPORTED_METRIC_TYPES,
'sysobjectid': '1.3.6.1.4.1.8072.*'
}
}
}
}
check = SnmpCheck('snmp', init_config, [instance])
check.check(instance)
check._running = False
aggregator.assert_metric('snmp.discovered_devices_count',
tags=['network:{}'.format(network)])
for device_ip in ['192.168.0.1', '192.168.0.2']:
tags = check_tags + ['snmp_device:{}'.format(device_ip)]
aggregator.assert_metric('snmp.devices_monitored',
metric_type=aggregator.GAUGE,
value=1,
count=1,
tags=tags)
aggregator.assert_all_metrics_covered()
def test_discovery(aggregator):
host = socket.gethostbyname(common.HOST)
network = ipaddress.ip_network(u'{}/29'.format(host),
strict=False).with_prefixlen
check_tags = ['snmp_device:{}'.format(host)]
instance = {
'name': 'snmp_conf',
# Make sure the check handles bytes
'network_address': network.encode('utf-8'),
'port': common.PORT,
'community_string': 'public',
}
init_config = {
'profiles': {
'profile1': {
'definition': {
'metrics': common.SUPPORTED_METRIC_TYPES,
'sysobjectid': '1.3.6.1.4.1.8072.*'
}
}
}
}
check = SnmpCheck('snmp', init_config, [instance])
try:
for _ in range(30):
check.check(instance)
if len(aggregator.metric_names) > 1:
break
time.sleep(1)
aggregator.reset()
finally:
check._running = False
for metric in common.SUPPORTED_METRIC_TYPES:
metric_name = "snmp." + metric['name']
aggregator.assert_metric(metric_name, tags=check_tags, count=1)
aggregator.assert_metric('snmp.discovered_devices_count',
tags=['network:{}'.format(network)])
aggregator.assert_all_metrics_covered()
