Initial commit of check_livestatus_latency.py
This commit is contained in:
Sven Velt
parent
6b146c728f
commit
31461b91b2
170
check_livestatus_latency.py
Executable file
170
check_livestatus_latency.py
Executable file
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#!/usr/bin/env python
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# -*- encoding: utf-8 -*-
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#####################################################################
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# (c) 2016 by Sven Velt, Germany #
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# sven-mymonplugins@velt.biz #
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# #
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# This file is part of "velt.biz - My Monitoring Plugins" #
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# a fork of "team(ix) Monitoring Plugins" in 2015 #
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# URL: https://gogs.velt.biz/velt.biz/MyMonPlugins/ #
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# #
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# This file is free software: you can redistribute it and/or modify #
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# it under the terms of the GNU General Public License as published #
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# by the Free Software Foundation, either version 2 of the License, #
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# or (at your option) any later version. #
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# #
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# This file is distributed in the hope that it will be useful, but #
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# WITHOUT ANY WARRANTY; without even the implied warranty of #
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the #
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# GNU General Public License for more details. #
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# #
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# You should have received a copy of the GNU General Public License #
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# along with this file. If not, see <http://www.gnu.org/licenses/>. #
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#####################################################################
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import os
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import re
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import socket
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import sys
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try:
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from monitoringplugin import MonitoringPlugin
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except ImportError:
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print '=========================='
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print 'AIKS! Python import error!'
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print '==========================\n'
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print 'Could not find "monitoringplugin.py"!\n'
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print 'Did you download "%s"' % os.path.basename(sys.argv[0])
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print 'without "monitoringplugin.py"?\n'
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print 'Please go back to'
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print 'https://gogs.velt.biz/velt.biz/MyMonPlugins and download it,'
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print 'or even better:'
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print 'get a full archive at http://gogs.velt.biz/velt.biz/MyMonPlugins/releases\n'
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sys.exit(127)
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plugin = MonitoringPlugin(
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pluginname='check_livestatus_latency',
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tagforstatusline='LATENCY',
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description='Check latency via Livestatus',
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version='0.1',
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)
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SOCKPATHs= [
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'/var/cache/naemon/live',
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'/usr/local/nagios/var/rw/live',
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'/var/lib/nagios3/rw/live',
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'/usr/local/icinga/var/rw/live',
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'/var/lib/icinga/rw/live',
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]
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plugin.add_cmdlineoption('-S', '--socket', 'socket', 'path to livestatus socket', default=None)
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plugin.add_cmdlineoption('-w', '', 'warn', 'warning thresold', default='10')
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plugin.add_cmdlineoption('-c', '', 'crit', 'warning thresold', default='20')
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plugin.parse_cmdlineoptions()
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# FIXME: New method: find path (file or dir) and test we can read/write from/to it
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if not plugin.options.socket:
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plugin.verbose(2, "Auto-detecting path to livestatus unixsock...")
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for sockpath in SOCKPATHs:
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if os.path.exists(sockpath):
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plugin.options.socket = sockpath
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plugin.verbose(2, 'Found it at "%s"' % sockpath)
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break
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if not plugin.options.socket:
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plugin.back2nagios(3, 'Need a socket path (-S/--socket) to connecto to')
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if not os.access(plugin.options.socket, os.W_OK):
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plugin.back2nagios(3, 'Could not read from socket "%s"' % plugin.options.socket)
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# FIXME: End
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cmd_svc='''GET services
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OutputFormat: csv
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Stats: min latency
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Stats: max latency
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Stats: avg latency
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Stats: min execution_time
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Stats: max execution_time
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Stats: avg execution_time
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'''
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cmd_hst='''GET hosts
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OutputFormat: csv
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Stats: min latency
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Stats: max latency
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Stats: avg latency
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Stats: min execution_time
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Stats: max execution_time
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Stats: avg execution_time
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'''
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# Read service data from socket
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s = socket.socket(socket.AF_UNIX, socket.SOCK_STREAM)
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s.connect(plugin.options.socket)
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plugin.verbose(3, 'Livestatus: GET services')
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s.send(cmd_svc)
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s.shutdown(socket.SHUT_WR)
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answer = ''
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try:
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while True:
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s.settimeout(10)
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data = s.recv(32768)
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if data:
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answer += data
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else:
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break
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except socket.timeout:
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plugin.back2nagios(3, 'Timeout while reading from socket')
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svc_answer = answer.split('\n')[0].split(';')
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plugin.verbose(3, 'Socket answer: %s' % answer.rstrip())
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svc_answer = [ float(fl) for fl in svc_answer ]
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plugin.verbose(3, 'Answer: %s' % svc_answer)
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# Read host data from socket
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s = socket.socket(socket.AF_UNIX, socket.SOCK_STREAM)
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s.connect(plugin.options.socket)
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plugin.verbose(3, 'Livestatus: GET hosts')
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s.send(cmd_hst)
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s.shutdown(socket.SHUT_WR)
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answer = ''
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try:
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while True:
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s.settimeout(10)
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data = s.recv(32768)
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if data:
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answer += data
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else:
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break
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except socket.timeout:
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plugin.back2nagios(3, 'Timeout while reading from socket')
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hst_answer = answer.split('\n')[0].split(';')
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plugin.verbose(3, 'Socket answer: %s' % answer.rstrip())
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hst_answer = [ float(fl) for fl in hst_answer ]
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plugin.verbose(3, 'Answer: %s' % hst_answer)
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# Check values against thresholds
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for (k, v) in (
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('AvgServiceLatency', svc_answer[2]),
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('AvgServiceExecution', svc_answer[5]),
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('AvgHostLatency', hst_answer[2]),
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('AvgHostExecution', hst_answer[5]),
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):
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rc = plugin.value_wc_to_returncode(v, plugin.options.warn, plugin.options.crit)
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perfdata = { 'label':k, 'value':'%.3f' % v, 'unit':'s', 'warn':plugin.options.warn, 'crit':plugin.options.crit }
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plugin.remember_check(k, rc, '%.2fs' % v, perfdata=[perfdata,])
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# Exit
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plugin.brain2output()
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plugin.exit()
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