def parseResult(self, data):
for result in data:
if string.split(result['name'], '@')[1] in self.options.hostname:
nodeData = result
if nodeData:
if self.options.type == 'mem':
if nodeData['mem_alarm'] is True:
return Response(CRITICAL, 'memory alarm triggered!')
self.percentage = nodeData[self.options.type + "_used"] / (
nodeData[self.options.type + "_limit"] / 100.0)
if self.options.type == 'disk':
if nodeData['disk_free_alarm'] is True:
return Response(CRITICAL, 'disk alarm triggered!')
self.percentage = nodeData[
self.options.type + "_free_limit"] / (
nodeData[self.options.type + "_free"] / 100.0)
if self.options.type == 'fd':
self.percentage = nodeData[self.options.type + "_used"] / (
nodeData[self.options.type + "_total"] / 100.0)
if self.options.type == 'proc':
self.percentage = nodeData[self.options.type + "_used"] / (
nodeData[self.options.type + "_total"] / 100.0)
if self.options.type == 'sockets':
self.percentage = nodeData[self.options.type + "_used"] / (
nodeData[self.options.type + "_total"] / 100.0)
return self.response_for_value(
self.percentage, self.options.type + ' usage is ' +
str(self.percentage) + ' used ')
return Response(WARNING, 'No node data found!')
def test_str_has_performance_data(self):
"""
Tests that with performance data, the status output
will output the value along with the performance data.
"""
instance = Response(pynagios.OK, message="yo")
instance.set_perf_data("users", 20)
instance.set_perf_data("foos", 80)
expected = '%s: %s|users=20;;;; foos=80;;;;' % (pynagios.OK.name, "yo")
assert expected == str(instance)
def parseResult(self, data):
failed_repls = []
for result in data:
if result['status'] != 'running':
msg = "%s %s %s %s" % (result['node'], result['vhost'],
result['exchange'], result['status'])
failed_repls.append(msg)
if failed_repls:
return Response(CRITICAL, (', '.join(failed_repls)))
return Response(OK, "federation links are all up")
def test_multiple_responses(self):
"""
Test that the add_response and all_responses mechanism is working
"""
plugin = self.Klass()
r1 = Response(pynagios.OK, 'foo')
r2 = Response(pynagios.CRITICAL, 'bar')
r3 = Response(pynagios.OK, 'baz')
plugin.add_response(r1)
plugin.add_response(r2)
plugin.add_response(r3)
assert pynagios.CRITICAL == plugin.all_responses().status
assert "bar OK: foo, baz" == plugin.all_responses().message
class FacedetectCheck(Plugin):
port = make_option('-p',
'--port',
type='int',
default=4000,
help='Use the following port')
use_ssl = make_option('-S',
'--use-ssl',
action='store_false',
default=False,
help="Use HTTPS instead of HTTP")
expected = make_option('-e',
'--expected',
type='str',
default=None,
help="Expect the following string in response")
def check(self):
hostname = self.options.hostname
port = self.options.port
use_ssl = self.options.use_ssl
expected = self.options.expected
timeout = self.options.timeout if self.options.timeout > 0 else 10
if not hostname:
return Response(UNKNOWN, 'Hostname is missing')
url = "http%s://%s:%s/status" % ('s'[:use_ssl], hostname, port)
try:
f = urllib2.urlopen(url, timeout=timeout)
response = json.load(f)
except urllib2.URLError, e:
return Response(CRITICAL, e.reason[1])
if not response:
return Response(CRITICAL, 'No data received')
status = response.pop('status')
ret = OK
if expected and expected not in status:
ret = CRITICAL
result = Response(ret, status)
for k, v in response.items():
result.set_perf_data(k, int(v))
return result
def check(self):
hostname = self.options.hostname
port = self.options.port
use_ssl = self.options.use_ssl
expected = self.options.expected
timeout = self.options.timeout if self.options.timeout > 0 else 10
if not hostname:
return Response(UNKNOWN, 'Hostname is missing')
url = "http%s://%s:%s/status" % ('s'[:use_ssl], hostname, port)
try:
f = urllib2.urlopen(url, timeout=timeout)
response = json.load(f)
except urllib2.URLError, e:
return Response(CRITICAL, e.reason[1])
def test_str_has_blank_message(self):
"""
Tests that a response with no message given will not include
anything in the output.
"""
instance = Response(pynagios.OK)
expected = "%s:" % pynagios.OK.name
assert expected == str(instance)
def test_str_has_status_and_message(self):
"""
Tests that without performance data, the status output
will output the proper thing with status and a message.
"""
instance = Response(pynagios.OK, message="Hi")
expected = "%s: %s" % (pynagios.OK.name, "Hi")
assert expected == str(instance)
def check(self):
timeout = self.options.timeout if self.options.timeout > 0 else 10
metric = self.options.metric.strip().lower()
if not self.options.hostname:
return Response(UNKNOWN, 'Hostname is missing')
try:
self._connect(self.options.hostname, self.options.port, timeout)
self._socket.sendall('stats')
data = ''
while True:
data += self._socket.recv(1024)
if data and 'END' in data:
break
self._socket.close()
except socket.error, (errno, msg):
return Response(CRITICAL, msg)
def check(self):
value = check_graphite(self.options)
if value is None:
return Response(UNKNOWN, "No results returned!")
message = "{} ({} is {})".format(self.options.name, self.options.func,
value)
response = self.response_for_value(value, message)
response.set_perf_data(self.options.func, value)
return response
def test_exit(self, monkeypatch):
"""
Tests that responses exit with the proper exit code and
stdout output.
"""
def mock_exit(code):
mock_exit.exit_status = code
mock_exit.exit_status = None
output = cStringIO.StringIO()
monkeypatch.setattr(sys, 'stdout', output)
monkeypatch.setattr(sys, 'exit', mock_exit)
instance = Response(pynagios.OK)
instance.exit()
assert pynagios.OK.exit_code == mock_exit.exit_status
assert "%s\n" % str(instance) == output.getvalue()
def test_exit(self, monkeypatch):
"""
Tests that responses exit with the proper exit code and
stdout output.
"""
def mock_exit(code):
mock_exit.exit_status = code
mock_exit.exit_status = None
output = cStringIO.StringIO()
monkeypatch.setattr(sys, 'stdout', output)
monkeypatch.setattr(sys, 'exit', mock_exit)
instance = Response(pynagios.OK)
instance.exit()
assert pynagios.OK.exit_code == mock_exit.exit_status
assert "%s\n" % str(instance) == output.getvalue()
def test_multiple_responses_default(self):
"""
Test that the default parameter to all_responses is working
"""
plugin = self.Klass()
assert pynagios.OK == plugin.all_responses().status
r1 = Response(pynagios.UNKNOWN, 'default test')
assert r1.status == plugin.all_responses(r1).status
assert r1.message == plugin.all_responses(r1).message
def check(self):
"""
returns a response and perf data for this check
"""
try:
self.rabbit_error = 0
self.rabbit_note = "action performed successfully"
if not self.testOptions():
return Response(UNKNOWN, "Incorrect check config" + self.rabbit_note)
if not self.options.hostname or not self.options.port or not self.options.username or not self.options.password or not self.testOptions():
return Response(UNKNOWN, "Incorrect missing options")
if not self.makeUrl():
return Response(UNKNOWN, "Error with URL")
response = self.doApiGet()
if self.rabbit_error > 0:
return Response(CRITICAL, self.rabbit_note)
data = self.parseJson(response)
if self.rabbit_error > 0:
return Response(CRITICAL, self.rabbit_note)
result = self.parseResult(data)
self.setPerformanceData(data, result)
return result
except Exception as e:
return Response(UNKNOWN, "Error occurred:" + str(e))
def check(self):
if self.options.debug:
logging.basicConfig(level=logging.DEBUG)
else:
logging.basicConfig(level=logging.INFO)
logging.getLogger("urllib3").setLevel(logging.WARNING)
payload = {}
auth = None
if self.options.user and self.options.password:
auth = HTTPBasicAuth(self.options.user, self.options.password)
if self.options.checks:
payload['checks'] = []
for check in self.options.checks.split(';'):
payload['checks'].append(check)
final_url = urljoin(self.options.url, '/repositories/' + self.options.repository + '/health')
start = time.time()
try:
response = requests.get(final_url, params=payload, auth=auth)
total_time = time.time() - start
except Exception as ex:
return Response(CRITICAL, "Error occurred while making connection to GraphDB instance:\n%s" % ex)
if self.options.critical is None:
self.options.critical = Range('@500:')
if self.options.warning is None:
self.options.warning = Range('@206:500')
result = self.response_for_value(response.status_code, "Repository[%s] at [%s]\nResponse: %s\nResponse time: %ss\n" % (
self.options.repository, self.options.url, trim_response(response.text), total_time))
result.set_perf_data('response-time', total_time, uom='s')
for check, state in response.json().iteritems():
if check == 'status' or check == 'master-status':
if state == 'green':
status_in_percent = 100
elif state == 'yellow':
status_in_percent = 50
else:
status_in_percent = 0
result.set_perf_data(check, status_in_percent, uom='%', warn=Range('50'), crit=Range('0'))
else:
if state == 'OK':
status_in_percent = 100
else:
status_in_percent = 0
result.set_perf_data(check, status_in_percent, uom='%', warn=Range('50'), crit=Range('0'))
return result
def check(self):
value = check_graphite(self.options)
if value is None:
return Response(UNKNOWN, "No results returned!")
message = "{0} ({1} is {2})".format(self.options.name,
self.options.func, value)
response = self.response_for_value(value, message)
try:
response.set_perf_data(self.options.func, value)
except ValueError as e:
raise ValueError("failed to set {} as perf data: {}".format(
value, str(e)))
return response
def parseResult(self, data, result):
value = None
message = None
if data.get('messages'):
value = data['messages']
message = ' found ' + str(value) + ' messages'
else:
value = 0
message = ' No messages found in queue'
status = OK
if self.options.critical is not None and self.options.critical.in_range(value):
status = CRITICAL
elif self.options.warning is not None and self.options.warning.in_range(value):
status = WARNING
if result is None:
result = Response(status, message)
elif result.status.exit_code < status.exit_code:
result.status = status
result.message = message
self.rabbit_note = result.message
return result
def check(self):
hostname = self.options.hostname
port = self.options.port
username = self.options.username
password = self.options.password
timeout = self.options.timeout if self.options.timeout > 0 else 10
if not hostname:
return Response(UNKNOWN, 'Hostname is missing!')
if username and password:
auth = '%s:%s@' % (username, password)
else:
auth = ''
procs = None
try:
url = "http://%s%s:%s" % (auth, hostname, port)
socket.setdefaulttimeout(timeout)
s = xmlrpclib.ServerProxy(url)
procs = s.supervisor.getAllProcessInfo()
except xmlrpclib.Fault, e:
return Response(UNKNOWN, "getAllProcessInfo: %s" % e.faultString)
def test_str_has_performance_data(self):
"""
Tests that with performance data, the status output
will output the value along with the performance data.
"""
instance = Response(pynagios.OK, message="yo")
instance.set_perf_data("users", 20)
instance.set_perf_data("foos", 80)
expected = '%s: %s|users=20;;;; foos=80;;;;' % (pynagios.OK.name, "yo")
assert expected == str(instance)
class StatsdCheck(Plugin):
port = make_option('-p', '--port', type='int', default=8126)
metric = make_option('-m', '--metric', type='str', default='uptime')
_socket = None
def _connect(self, host, port, timeout):
exception = None
for (af, socktype, proto, cname, sa) in socket.getaddrinfo(
host, port, socket.AF_UNSPEC, socket.SOCK_STREAM):
try:
self._socket = socket.socket(af, socktype, proto)
self._socket.settimeout(timeout)
self._socket.connect(sa)
return
except socket.error as e:
if self._socket:
self._socket.close()
self._socket = None
exception = e
raise exception
def check(self):
timeout = self.options.timeout if self.options.timeout > 0 else 10
metric = self.options.metric.strip().lower()
if not self.options.hostname:
return Response(UNKNOWN, 'Hostname is missing')
try:
self._connect(self.options.hostname, self.options.port, timeout)
self._socket.sendall('stats')
data = ''
while True:
data += self._socket.recv(1024)
if data and 'END' in data:
break
self._socket.close()
except socket.error, (errno, msg):
return Response(CRITICAL, msg)
except socket.timeout, msg:
return Response(CRITICAL, msg)
def check(self):
"""
returns a response and perf data for this check
"""
try:
self.rabbit_error = 0
self.rabbit_note = "action performed successfully"
if not self.testOptions():
return Response(UNKNOWN, "Incorrect check config" + self.rabbit_note)
if not self.options.hostname or not self.options.port or not self.options.username or not self.options.password or not self.testOptions():
return Response(UNKNOWN, "Incorrect missing options")
if not self.makeUrl():
return Response(UNKNOWN, "Error with URL")
response = self.parseJson(self.doApiGet())
if response is None:
return Response(UNKNOWN, "The server did not respond")
queueMatcher = re.compile(self.options.pattern)
result = None
for queue in response:
if queueMatcher.match(queue["name"]) is None:
continue
self.generateQueueUrl(queue["name"])
if self.rabbit_error > 0:
return Response(CRITICAL, self.rabbit_note)
data = self.parseJson(self.doApiGet())
if self.rabbit_error > 0:
return Response(CRITICAL, self.rabbit_note)
result = self.parseResult(data, result)
self.setPerformanceData(data, result, queue["name"])
print result
except Exception as e:
print str(e)
return Response(UNKNOWN, "Error occurred:" + str(e))
class SupervisordXmlRpcCheck(Plugin):
port = make_option('-p',
'--port',
type='int',
default=9080,
help='Use the following port for XML-RPC connection')
username = make_option('-u',
'--user',
type='str',
default=None,
help='Username for XML-RPC connection')
password = make_option('-P',
'--password',
type='str',
default=None,
help='Password for XML-RPC connection')
def check(self):
hostname = self.options.hostname
port = self.options.port
username = self.options.username
password = self.options.password
timeout = self.options.timeout if self.options.timeout > 0 else 10
if not hostname:
return Response(UNKNOWN, 'Hostname is missing!')
if username and password:
auth = '%s:%s@' % (username, password)
else:
auth = ''
procs = None
try:
url = "http://%s%s:%s" % (auth, hostname, port)
socket.setdefaulttimeout(timeout)
s = xmlrpclib.ServerProxy(url)
procs = s.supervisor.getAllProcessInfo()
except xmlrpclib.Fault, e:
return Response(UNKNOWN, "getAllProcessInfo: %s" % e.faultString)
except (socket.gaierror, socket.timeout, socket.error), e:
return Response(CRITICAL, "%s: %s" % (hostname, e))
data = ''
while True:
data += self._socket.recv(1024)
if data and 'END' in data:
break
self._socket.close()
except socket.error, (errno, msg):
return Response(CRITICAL, msg)
except socket.timeout, msg:
return Response(CRITICAL, msg)
data = data.strip().split('\n')
data.remove('END')
if not data:
return Response(CRITICAL, 'No stats received')
stats = {}
for stat in data:
k, v = stat.split(':')
stats[k.strip().lower()] = v.strip()
result = self.response_for_value(float(stats[metric]), '%s: %s' % (
metric, stats[metric]))
for k, v in stats.items():
result.set_perf_data(k, int(v))
return result
def check(self):
try:
self.merge_options()
self.configure_logging()
merged_options = self.merged_options
hostname = ''
if 'hostname' in merged_options and merged_options['hostname']:
hostname = merged_options['hostname']
self.results_db_conn_opts = {}
if 'results_host' in merged_options and merged_options[
'results_host']:
self.results_db_conn_opts['host'] = merged_options[
'results_host']
if 'results_port' in merged_options and merged_options[
'results_port']:
self.results_db_conn_opts['port'] = merged_options[
'results_port']
if 'results_user' in merged_options and merged_options[
'results_user']:
self.results_db_conn_opts['user'] = merged_options[
'results_user']
if 'results_password' in merged_options and merged_options[
'results_password']:
self.results_db_conn_opts['passwd'] = merged_options[
'results_password']
if 'results_database' in merged_options and merged_options[
'results_database']:
self.results_db_conn_opts['db'] = merged_options[
'results_database']
if self.results_db_conn_opts:
if not ('db' in self.results_db_conn_opts
and self.results_db_conn_opts['db']):
raise Error('results_database is required.')
log.debug('Check started with the following options:\n%s' %
(pprint.pformat(self.merged_options), ))
schema_tables = self.get_schema_tables()
log.debug('Schema tables:\n%s' % (pprint.pformat(schema_tables), ))
q = Queue.Queue()
for v in schema_tables.itervalues():
q.put(v)
threads = self.merged_options['threads']
results = Queue.Queue()
thread_list = []
for n in range(threads):
thread = TableProcessor(schema_tables=q,
merged_options=self.merged_options,
results=results)
thread.name = 'Thread #%d' % (n, )
thread.daemon = True
thread.start()
thread_list.append(thread)
# wait for all threads to finish
log.debug('Waiting for all threads to finish running.')
while True:
dead = []
for thread in thread_list:
dead.append(not thread.is_alive())
if all(dead):
break
time.sleep(0.01)
log.debug('All threads finished.')
critical_columns = []
warning_columns = []
errors = []
investigate_columns = []
while True:
try:
result = results.get_nowait()
if 'critical_column' in result:
critical_columns.append(result['critical_column'])
if 'warning_column' in result:
warning_columns.append(result['warning_column'])
if 'error' in result:
errors.append(result['error'])
if 'investigate_column' in result:
investigate_columns.append(
result['investigate_column'])
results.task_done()
except Queue.Empty, e:
break
log.info('Critical columns:\n%s\n\nWarning columns:\n%s' %
(pprint.pformat(critical_columns),
pprint.pformat(warning_columns)))
if len(critical_columns) > 0:
columns = sorted(critical_columns) + sorted(warning_columns)
status = pynagios.CRITICAL
elif len(warning_columns) > 0:
columns = warning_columns
status = pynagios.WARNING
else:
status = pynagios.OK
msg = ''
if status != pynagios.OK:
msg = '\n'.join(
'%s.%s\t%s\t%s\t%s\t%.2f%%' %
(col.get('schema'), col.get('table'),
col.get('column_name'), col.get('column_type'),
col.get('max_value'), col.get('overflow_percentage'))
for col in columns)
msg = '\n' + msg
##############################################################
# store critical/warning columns in db
##############################################################
if self.results_db_conn_opts:
conn = MySQLdb.connect(**self.results_db_conn_opts)
with conn as cursor:
sql = ("INSERT INTO int_overflow_check_results("
" hostname, dbname, table_name, column_name, "
" max_size, percentage, reason, timestamp) "
"VALUE (%s, %s, %s, %s, %s, %s, %s, %s)")
for col in critical_columns:
cursor.execute(
sql,
(hostname, col.get('schema'), col.get('table'),
col.get('column_name'), col.get('max_value'),
col.get('overflow_percentage'), 'critical',
datetime.datetime.now()))
for col in warning_columns:
cursor.execute(
sql,
(hostname, col.get('schema'), col.get('table'),
col.get('column_name'), col.get('max_value'),
col.get('overflow_percentage'), 'warning',
datetime.datetime.now()))
row_count_max_ratio = self.merged_options.get(
'row_count_max_ratio', 0)
if investigate_columns:
log.info('Investigate columns:\n%s' %
(pprint.pformat(investigate_columns, )))
if msg:
msg += '\n'
msg += ((
'\nColumns containing high values compared to maximum for the column datatype, but number of rows is less than %s%% of maximum for the column type:\n'
% (row_count_max_ratio, )) + ('\n'.join(
'%s.%s\t%s\t%s\t%s\t%.2f%%' %
(col.get('schema'), col.get('table'),
col.get('column_name'), col.get('column_type'),
col.get('max_value'), col.get('overflow_percentage'))
for col in investigate_columns)))
##############################################################
# store investigate columns in db
##############################################################
if self.results_db_conn_opts:
conn = MySQLdb.connect(**self.results_db_conn_opts)
with conn as cursor:
sql = ("INSERT INTO int_overflow_check_results("
" hostname, dbname, table_name, column_name, "
" max_size, percentage, reason, timestamp) "
"VALUE (%s, %s, %s, %s, %s, %s, %s, %s)")
for col in investigate_columns:
cursor.execute(
sql,
(hostname, col.get('schema'), col.get('table'),
col.get('column_name'), col.get('max_value'),
col.get('overflow_percentage'), 'investigate',
datetime.datetime.now()))
log.info('status: %s\n\nmsg:\n%s' % (status, msg))
self.exit_code = status.exit_code
return Response(status, msg)
'BACKOFF': [], 'STOPPING': [], 'EXITED': [],
'FATAL': [], 'UNKNOWN': []}
for proc in procs:
processes[proc['statename']].append(proc['name'])
ret = OK
for state in ('STOPPING', 'STARTING'):
if len(processes[state]):
ret = WARNING
if len(processes['UNKNOWN']):
ret = UNKNOWN
for state in ('EXITED', 'BACKOFF', 'FATAL'):
if len(processes[state]):
ret = CRITICAL
result = Response(ret, processes)
msg = []
for k, v in processes.items():
if v:
msg.append('%s: %s' % (k, ', '.join(v)))
result.set_perf_data(k, len(v))
result.message = ' '.join(msg)
return result
if __name__ == '__main__':
SupervisordXmlRpcCheck().check().exit()
def test_message_gets_set_by_initializer(self):
"Tests that the message can be set by the constructor."
instance = Response(message="Hello!")
assert "Hello!" == instance.message
class CheckMaxValue(Plugin):
"""A nagios plugin for checking Integer Overflow"""
port = make_option('-P',
'--port',
dest='port',
type='int',
default=3306,
help='The port to be used')
user = make_option('-u', '--user', dest='user', help='Database user')
password = make_option('-p',
'--password',
dest='password',
help='Database password')
use_dbs = make_option(
'-d',
'--use-dbs',
dest='use_dbs',
help='A comma-separated list of db names to be inspected')
ignore_dbs = make_option(
'-i',
'--ignore-dbs',
dest='ignore_dbs',
help='A comma-separated list of db names to be ignored')
config = make_option('-C',
'--config',
dest='config',
help='Configuration filename')
threads = make_option('-T',
'--threads',
dest='threads',
type=int,
default=2,
help='Number of threads to spawn')
exclude_columns = make_option(
'-e',
'--exclude-columns',
dest='exclude_columns',
help=('Specify columns to exclude in the following format: '
'schema1.table1=col1,col2,colN;schemaN.tableN=colN;...'))
row_count_max_ratio = make_option(
'--row-count-max-ratio',
default=50,
type=float,
help=
'If table row count is less than this value, exclude this column from display.'
)
display_row_count_max_ratio_columns = make_option(
'--display-row-count-max-ratio-columns',
action='store_true',
help=
'In separate section, display columns containing high values compared to maximum for the column datatype, but number of rows is less than the value of --row-count-max-ratio.'
)
results_host = make_option('--results-host',
default=None,
help='Results database hostname.')
results_database = make_option('--results-database',
default=None,
help='Results database name.')
results_user = make_option('--results-user',
default=None,
help='Results database username.')
results_password = make_option('--results-password',
default=None,
help='Results database password.')
results_port = make_option('--results-port',
default=None,
help='Results database port.')
scan_all_columns = make_option('--scan-all-columns',
action='store_true',
help='All columns are searched.',
default=False)
secondary_keys = make_option('--secondary-keys',
action='store_true',
help='Secondary keys are also searched.',
default=False)
def get_options_from_config_file(self):
"""Returns options from YAML file."""
if self.options.config:
with open(self.options.config) as f:
return yaml.load(f)
else:
return None
def get_merged_options(self, additional_options):
"""Returns argument options merged with additional options."""
options = {}
if self.options.ignore_dbs:
options['ignore_dbs'] = self.options.ignore_dbs
if self.options.use_dbs:
options['use_dbs'] = self.options.use_dbs
if self.options.port:
options['port'] = self.options.port
if self.options.user:
options['user'] = self.options.user
if self.options.password:
options['password'] = self.options.password
if self.options.hostname:
options['hostname'] = self.options.hostname
if self.options.warning:
options['warning'] = self.options.warning
if self.options.critical:
options['critical'] = self.options.critical
if self.options.threads:
options['threads'] = self.options.threads
if self.options.exclude_columns:
options['exclude_columns'] = self.options.exclude_columns
if self.options.row_count_max_ratio:
options['row_count_max_ratio'] = self.options.row_count_max_ratio
if self.options.display_row_count_max_ratio_columns:
options[
'display_row_count_max_ratio_columns'] = self.options.display_row_count_max_ratio_columns
if self.options.results_host:
options['results_host'] = self.options.results_host
if self.options.results_database:
options['results_database'] = self.options.results_database
if self.options.results_user:
options['results_user'] = self.options.results_user
if self.options.results_password:
options['results_password'] = self.options.results_password
if self.options.results_port:
options['results_port'] = self.options.results_port
options['scan_all_columns'] = self.options.scan_all_columns
options['secondary_keys'] = self.options.secondary_keys
if additional_options:
options.update(additional_options)
return options
def create_exclude_columns_dict(self, s):
"""Convert string of format 'schema.table=col1,colN;...' to dict."""
d = {}
items = s.split(';')
for item in items:
schema_table, columns = item.split('=')
column_list = columns.split(',')
d[schema_table] = column_list
return d
def merge_options(self):
self.config_options = self.get_options_from_config_file()
merged_options = self.get_merged_options(self.config_options)
# Thresholds
if self.config_options and 'critical' in self.config_options:
critical = float(self.config_options['critical'])
else:
critical = (float(self.options.critical.__str__())
if self.options.critical is not None else 100)
if self.config_options and 'warning' in self.config_options:
warning = float(self.config_options['warning'])
else:
warning = (float(self.options.warning.__str__())
if self.options.warning is not None else 100)
merged_options['critical'] = critical
merged_options['warning'] = warning
# fix string versions of ignore_dbs, use_dbs, exclude_columns
if 'ignore_dbs' in merged_options:
ignore_dbs = merged_options['ignore_dbs']
if ignore_dbs and isinstance(ignore_dbs, basestring):
# convert string to list
ignore_dbs = ignore_dbs.strip()
if ignore_dbs:
merged_options['ignore_dbs'] = ignore_dbs.split(',')
if 'use_dbs' in merged_options:
use_dbs = merged_options['use_dbs']
if use_dbs and isinstance(use_dbs, basestring):
# convert string to list
use_dbs = use_dbs.strip()
if use_dbs:
merged_options['use_dbs'] = use_dbs.split(',')
if 'exclude_columns' in merged_options:
exclude_columns = merged_options['exclude_columns']
if exclude_columns and isinstance(exclude_columns, basestring):
# convert string to dict
exclude_columns = exclude_columns.strip('; ')
if exclude_columns:
merged_options['exclude_columns'] = (
self.create_exclude_columns_dict(exclude_columns))
self.merged_options = merged_options
def get_schema_tables(self):
merged_options = self.merged_options
query = """
SELECT
c.TABLE_SCHEMA, c.TABLE_NAME, c.COLUMN_NAME, c.COLUMN_TYPE,
t.TABLE_ROWS, c.COLUMN_KEY, s.SEQ_IN_INDEX
FROM INFORMATION_SCHEMA.COLUMNS c
LEFT JOIN INFORMATION_SCHEMA.TABLES t
ON c.TABLE_SCHEMA = t.TABLE_SCHEMA AND c.TABLE_NAME = t.TABLE_NAME
LEFT JOIN INFORMATION_SCHEMA.STATISTICS s
ON c.TABLE_SCHEMA = s.TABLE_SCHEMA AND c.TABLE_NAME = s.TABLE_NAME AND c.COLUMN_NAME = s.COLUMN_NAME
WHERE c.COLUMN_TYPE LIKE '%int%'
"""
if 'use_dbs' in merged_options:
# set comma separated schema names enclosed in single-quotes
use_dbs = ','.join("'%s'" % (db, )
for db in merged_options['use_dbs'])
if use_dbs:
query += """
AND c.TABLE_SCHEMA IN (%s)
""" % (use_dbs, )
if 'ignore_dbs' in merged_options:
# set comma separated schema names enclosed in single-quotes
ignore_dbs = ','.join("'%s'" % (db, )
for db in merged_options['ignore_dbs'])
if ignore_dbs:
query += """
AND c.TABLE_SCHEMA NOT IN (%s)
""" % (ignore_dbs, )
conn = create_connection(merged_options)
try:
log.debug('%s' % (query, ))
rows = fetchall(conn, query)
log.debug('len(rows)=%s' % (len(rows), ))
log.debug(pprint.pformat(rows))
if 'exclude_columns' in self.merged_options:
exclude_columns = self.merged_options['exclude_columns']
else:
exclude_columns = None
schema_tables = {}
added_columns = []
for row in rows:
schema = row[0]
table = row[1]
column = row[2]
column_type = row[3]
row_count = row[4]
column_key = row[5]
if column_key is not None:
column_key = column_key.strip().lower()
seq_in_index = row[6]
scan_secondary_keys = merged_options['secondary_keys']
scan_all_columns = merged_options['scan_all_columns']
schema_table = '%s.%s' % (schema, table)
if (exclude_columns and schema_table in exclude_columns
and column in exclude_columns[schema_table]):
# this column is excluded
log.debug('Excluded column: %s.%s.%s' %
(schema, table, column))
pass
else:
include_column = False
if column_key and column_key == 'pri':
# always include primary keys
include_column = True
if scan_secondary_keys:
if (column_key and column_key != 'pri' and seq_in_index
and seq_in_index == 1):
include_column = True
# if (
# (not merged_options['primary_keys']) and
# (not merged_options['secondary_keys'])):
# include_column = True
if scan_all_columns:
include_column = True
if include_column:
column_to_add = '%s.%s.%s' % (schema, table, column)
if column_to_add in added_columns:
# prevent duplicates
include_column = False
else:
added_columns.append(column_to_add)
if include_column:
if schema_table in schema_tables:
schema_tables[schema_table]['columns'].append(
dict(column_name=column,
column_type=column_type))
else:
schema_tables[schema_table] = dict(
schema=schema,
table=table,
row_count=row_count,
columns=[
dict(column_name=column,
column_type=column_type)
])
# end for
finally:
conn.close()
return schema_tables
def configure_logging(self):
try:
from logging.config import dictConfig
except ImportError:
from logutils.dictconfig import dictConfig
if 'logging' in self.merged_options and self.merged_options['logging']:
dictConfig(self.merged_options['logging'])
def check(self):
try:
self.merge_options()
self.configure_logging()
merged_options = self.merged_options
hostname = ''
if 'hostname' in merged_options and merged_options['hostname']:
hostname = merged_options['hostname']
self.results_db_conn_opts = {}
if 'results_host' in merged_options and merged_options[
'results_host']:
self.results_db_conn_opts['host'] = merged_options[
'results_host']
if 'results_port' in merged_options and merged_options[
'results_port']:
self.results_db_conn_opts['port'] = merged_options[
'results_port']
if 'results_user' in merged_options and merged_options[
'results_user']:
self.results_db_conn_opts['user'] = merged_options[
'results_user']
if 'results_password' in merged_options and merged_options[
'results_password']:
self.results_db_conn_opts['passwd'] = merged_options[
'results_password']
if 'results_database' in merged_options and merged_options[
'results_database']:
self.results_db_conn_opts['db'] = merged_options[
'results_database']
if self.results_db_conn_opts:
if not ('db' in self.results_db_conn_opts
and self.results_db_conn_opts['db']):
raise Error('results_database is required.')
log.debug('Check started with the following options:\n%s' %
(pprint.pformat(self.merged_options), ))
schema_tables = self.get_schema_tables()
log.debug('Schema tables:\n%s' % (pprint.pformat(schema_tables), ))
q = Queue.Queue()
for v in schema_tables.itervalues():
q.put(v)
threads = self.merged_options['threads']
results = Queue.Queue()
thread_list = []
for n in range(threads):
thread = TableProcessor(schema_tables=q,
merged_options=self.merged_options,
results=results)
thread.name = 'Thread #%d' % (n, )
thread.daemon = True
thread.start()
thread_list.append(thread)
# wait for all threads to finish
log.debug('Waiting for all threads to finish running.')
while True:
dead = []
for thread in thread_list:
dead.append(not thread.is_alive())
if all(dead):
break
time.sleep(0.01)
log.debug('All threads finished.')
critical_columns = []
warning_columns = []
errors = []
investigate_columns = []
while True:
try:
result = results.get_nowait()
if 'critical_column' in result:
critical_columns.append(result['critical_column'])
if 'warning_column' in result:
warning_columns.append(result['warning_column'])
if 'error' in result:
errors.append(result['error'])
if 'investigate_column' in result:
investigate_columns.append(
result['investigate_column'])
results.task_done()
except Queue.Empty, e:
break
log.info('Critical columns:\n%s\n\nWarning columns:\n%s' %
(pprint.pformat(critical_columns),
pprint.pformat(warning_columns)))
if len(critical_columns) > 0:
columns = sorted(critical_columns) + sorted(warning_columns)
status = pynagios.CRITICAL
elif len(warning_columns) > 0:
columns = warning_columns
status = pynagios.WARNING
else:
status = pynagios.OK
msg = ''
if status != pynagios.OK:
msg = '\n'.join(
'%s.%s\t%s\t%s\t%s\t%.2f%%' %
(col.get('schema'), col.get('table'),
col.get('column_name'), col.get('column_type'),
col.get('max_value'), col.get('overflow_percentage'))
for col in columns)
msg = '\n' + msg
##############################################################
# store critical/warning columns in db
##############################################################
if self.results_db_conn_opts:
conn = MySQLdb.connect(**self.results_db_conn_opts)
with conn as cursor:
sql = ("INSERT INTO int_overflow_check_results("
" hostname, dbname, table_name, column_name, "
" max_size, percentage, reason, timestamp) "
"VALUE (%s, %s, %s, %s, %s, %s, %s, %s)")
for col in critical_columns:
cursor.execute(
sql,
(hostname, col.get('schema'), col.get('table'),
col.get('column_name'), col.get('max_value'),
col.get('overflow_percentage'), 'critical',
datetime.datetime.now()))
for col in warning_columns:
cursor.execute(
sql,
(hostname, col.get('schema'), col.get('table'),
col.get('column_name'), col.get('max_value'),
col.get('overflow_percentage'), 'warning',
datetime.datetime.now()))
row_count_max_ratio = self.merged_options.get(
'row_count_max_ratio', 0)
if investigate_columns:
log.info('Investigate columns:\n%s' %
(pprint.pformat(investigate_columns, )))
if msg:
msg += '\n'
msg += ((
'\nColumns containing high values compared to maximum for the column datatype, but number of rows is less than %s%% of maximum for the column type:\n'
% (row_count_max_ratio, )) + ('\n'.join(
'%s.%s\t%s\t%s\t%s\t%.2f%%' %
(col.get('schema'), col.get('table'),
col.get('column_name'), col.get('column_type'),
col.get('max_value'), col.get('overflow_percentage'))
for col in investigate_columns)))
##############################################################
# store investigate columns in db
##############################################################
if self.results_db_conn_opts:
conn = MySQLdb.connect(**self.results_db_conn_opts)
with conn as cursor:
sql = ("INSERT INTO int_overflow_check_results("
" hostname, dbname, table_name, column_name, "
" max_size, percentage, reason, timestamp) "
"VALUE (%s, %s, %s, %s, %s, %s, %s, %s)")
for col in investigate_columns:
cursor.execute(
sql,
(hostname, col.get('schema'), col.get('table'),
col.get('column_name'), col.get('max_value'),
col.get('overflow_percentage'), 'investigate',
datetime.datetime.now()))
log.info('status: %s\n\nmsg:\n%s' % (status, msg))
self.exit_code = status.exit_code
return Response(status, msg)
except Exception, e:
log.exception('Exception.')
return Response(pynagios.UNKNOWN, 'ERROR: {0}'.format(e))
def test_status_gets_set_by_initializer(self):
"Tests that the status can be set by the constructor."
instance = Response(pynagios.OK)
assert pynagios.OK == instance.status
def main(args):
try:
return GraphiteNagios(args).check().exit()
except Exception as e:
message = "{0}: {1}".format(e.__class__.__name__, str(e))
Response(UNKNOWN, "Client error: " + message).exit()
def parseResult(self, data):
return Response(UNKNOWN, "No result set!")
def parseResult(self, data): if data['status'] == 'ok': return Response(OK, "Response status was ok") return Response(CRITICAL, data['status'])
}
for proc in procs:
processes[proc['statename']].append(proc['name'])
ret = OK
for state in ('STOPPING', 'STARTING'):
if len(processes[state]):
ret = WARNING
if len(processes['UNKNOWN']):
ret = UNKNOWN
for state in ('EXITED', 'BACKOFF', 'FATAL'):
if len(processes[state]):
ret = CRITICAL
result = Response(ret, processes)
msg = []
for k, v in processes.items():
if v:
msg.append('%s: %s' % (k, ', '.join(v)))
result.set_perf_data(k, len(v))
result.message = ' '.join(msg)
return result
if __name__ == '__main__':
SupervisordXmlRpcCheck().check().exit()
