def test_recon_fail(self):
mock_json = Mock()
mock_json.side_effect = ValueError('error')
mock_server_type = Mock(spec=ServerType)
mock_server_type.name = 'servertype'
mock_server_type.is_instance = True
with patch(BUILTIN_OPEN):
with patch('json.load', mock_json):
actual = replication._recon_check(mock_server_type)
self.assertIsInstance(actual, list)
self.assertEqual(len(actual), 2)
actual = [m.metric() for m in actual]
expected1 = replication.BASE_RESULT.child(
'servertype.last_replication')
expected1.value = 0
self.assertIn(expected1.metric(), actual)
actual.remove(expected1.metric())
expected2 = CheckFailure.child(dimensions={
'check': expected1.name,
'error': 'error',
})
expected2.value = Severity.fail
pprint.pprint(expected2.metric())
pprint.pprint(actual)
self.assertIn(expected2.metric(), actual)
actual.remove(expected2.metric())
def check_details():
"""
Parses ntp data in the form:
remote refid st t when poll reach delay offset jitter
===========================================================================
bindcat.fhsu.ed .INIT. 16 u - 1024 0 0.000 0.000 0.000
origin.towfowi. .INIT. 16 u - 1024 0 0.000 0.000 0.000
time-b.nist.gov .INIT. 16 u - 1024 0 0.000 0.000 0.000
services.quadra .INIT. 16 u - 1024 0 0.000 0.000 0.000
associd=0 status=c011 leap_alarm, sync_unspec, 1 event, freq_not_set,
version="ntpd [email protected] Fri Apr 10 19:04:04 UTC 2015 (1)",
processor="x86_64", system="Linux/3.14.44-1-amd64-hlinux", leap=11,
stratum=16, precision=-23, rootdelay=0.000, rootdisp=26.340, refid=INIT,
reftime=00000000.00000000 Mon, Jan 1 1900 0:00:00.000,
clock=d94f932a.13f33874 Tue, Jul 14 2015 13:54:50.077, peer=0, tc=3,
mintc=3, offset=0.000, frequency=0.000, sys_jitter=0.000,
clk_jitter=0.000, clk_wander=0.000
"""
results = []
cmd_result = run_cmd('ntpq -pcrv')
if cmd_result.exitcode != 0:
failed = CheckFailure.child(dimensions={
'check': BASE_RESULT.name,
'error': cmd_result.output,
})
failed.value = Severity.fail
return [failed]
results.append(check_ntpq_fact(cmd_result, 'stratum'))
results.append(check_ntpq_fact(cmd_result, 'offset'))
return results
def test_recon_fail(self):
mock_json = Mock()
mock_json.side_effect = ValueError('error')
mock_server_type = Mock(spec=ServerType)
mock_server_type.name = 'servertype'
mock_server_type.is_instance = True
with patch(BUILTIN_OPEN):
with patch('json.load', mock_json):
actual = replication._recon_check(mock_server_type)
self.assertIsInstance(actual, list)
self.assertEqual(len(actual), 2)
actual = [m.metric() for m in actual]
expected1 = replication.BASE_RESULT.child(
'servertype.last_replication')
expected1.value = 0
self.assertIn(expected1.metric(), actual)
actual.remove(expected1.metric())
expected2 = CheckFailure.child(dimensions={
'check': expected1.name,
'error': 'error',
})
expected2.value = Severity.fail
pprint.pprint(expected2.metric())
pprint.pprint(actual)
self.assertIn(expected2.metric(), actual)
actual.remove(expected2.metric())
def check_ntpq_fact(cmd_result, fact_name):
fact_result = BASE_RESULT.child(fact_name)
# This regex will pick out the value after a fact. e.g
# stratum=16,
# will match and the value '16' will be stored in 'match.groups()[0]'.
# If output does not match the regex 'match' will be None.
fact_regex = re.compile(fact_name + '=(.*?),')
match = fact_regex.search(cmd_result.output)
if match is None:
failed = CheckFailure.child(
dimensions={
'check': fact_result.name,
'error': 'Output does not contain "%s"' % fact_name,
})
failed.value = Severity.fail
return failed
else:
fact_level = match.groups()[0]
fact_result.value = fact_level
return fact_result
def check_ntpq_fact(cmd_result, fact_name):
fact_result = BASE_RESULT.child(fact_name)
# This regex will pick out the value after a fact. e.g
# stratum=16,
# will match and the value '16' will be stored in 'match.groups()[0]'.
# If output does not match the regex 'match' will be None.
fact_regex = re.compile(fact_name+'=(.*?),')
match = fact_regex.search(cmd_result.output)
if match is None:
failed = CheckFailure.child(
dimensions={
'check': fact_result.name,
'error': 'Output does not contain "%s"' % fact_name,
}
)
failed.value = Severity.fail
return failed
else:
fact_level = match.groups()[0]
fact_result.value = fact_level
return fact_result
def check_details():
"""
Parses ntp data in the form:
remote refid st t when poll reach delay offset jitter
===========================================================================
bindcat.fhsu.ed .INIT. 16 u - 1024 0 0.000 0.000 0.000
origin.towfowi. .INIT. 16 u - 1024 0 0.000 0.000 0.000
time-b.nist.gov .INIT. 16 u - 1024 0 0.000 0.000 0.000
services.quadra .INIT. 16 u - 1024 0 0.000 0.000 0.000
associd=0 status=c011 leap_alarm, sync_unspec, 1 event, freq_not_set,
version="ntpd [email protected] Fri Apr 10 19:04:04 UTC 2015 (1)",
processor="x86_64", system="Linux/3.14.44-1-amd64-hlinux", leap=11,
stratum=16, precision=-23, rootdelay=0.000, rootdisp=26.340, refid=INIT,
reftime=00000000.00000000 Mon, Jan 1 1900 0:00:00.000,
clock=d94f932a.13f33874 Tue, Jul 14 2015 13:54:50.077, peer=0, tc=3,
mintc=3, offset=0.000, frequency=0.000, sys_jitter=0.000,
clk_jitter=0.000, clk_wander=0.000
"""
results = []
cmd_result = run_cmd('ntpq -pcrv')
if cmd_result.exitcode != 0:
failed = CheckFailure.child(
dimensions={
'check': BASE_RESULT.name,
'error': cmd_result.output,
}
)
failed.value = Severity.fail
return [failed]
results.append(check_ntpq_fact(cmd_result, 'stratum'))
results.append(check_ntpq_fact(cmd_result, 'offset'))
return results
def _recon_check(st):
"""
Parses the blah.recon file and returns the last replication.
:param st: ServerType, Used to determine the metric names and recon
file name.
:param replication_field_name: string, name of the field in the json
file that hold the last replication data.
"""
results = []
if not st.is_instance:
return results
r = BASE_RESULT.child(name=st.name + '.last_replication')
recon_file = st.name + '.recon'
try:
with open(RECON_PATH + recon_file) as f:
j = json.load(f)
last_replication = j.get('replication_last')
if last_replication is None:
last_replication = j.get('object_replication_last')
last_replication = int(last_replication)
last_replication = timestamp() - last_replication
except (ValueError, IOError) as e:
c = CheckFailure.child(dimensions={
'check': r.name,
'error': str(e)
})
c.value = Severity.fail
results.append(c)
last_replication = 0
r.value = last_replication
results.append(r)
return results
def test_details_fail(self):
mock_command = Mock()
mock_command.return_value = CommandResult(0, 'stratum=1,')
with patch('swiftlm.systems.ntp.run_cmd', mock_command):
with patch('swiftlm.systems.ntp.check_status', lambda: []):
actual = ntp.main()
self.assertIsInstance(actual, list)
self.assertEqual(len(actual), 2)
actual = [a.metric() for a in actual]
failed = CheckFailure.child()
failed.value = Severity.fail
failed['check'] = ntp.__name__ + '.offset'
failed['error'] = 'Output does not contain "offset"'
expected = [
failed,
MetricData.single(ntp.__name__+'.stratum', '1', ''),
]
for e in expected:
self.assertIn(e.metric(), actual)
