New plugin check_cups.py
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Sven Velt
Sven Velt
parent
23ed549cce
commit
4d24ecef73
178
check_cups.py
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178
check_cups.py
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#!/usr/bin/env python2
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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 datetime
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import re
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import subprocess
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import sys
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import time
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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'
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print 'or a master snapshot at http://gogs.velt.biz/velt.biz/MyMonPlugins/archive/master.tar.gz\n'
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sys.exit(127)
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plugin = MonitoringPlugin(
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pluginname='check_cups',
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tagforstatusline='CUPS',
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description='Check CUPS jobs and printer queues',
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version='0.1',
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)
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plugin.add_cmdlineoption('-P', '--check-printers', 'check_printers', 'check printer queue', default=False, action='store_true' )
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plugin.add_cmdlineoption('-J', '--check-jobs', 'check_jobs', 'check job queue', default=False, action='store_true')
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plugin.add_cmdlineoption('-w', '', 'warn', 'warning thresold for old jobs (seconds)', default='3600')
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plugin.add_cmdlineoption('-c', '', 'crit', 'warning thresold for old jobs (seconds)', default='86400')
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plugin.add_cmdlineoption('', '--mymontools-testmode', 'mymontools_testmode', None, default=False, action='store_true')
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plugin.parse_cmdlineoptions()
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##############################################################################
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##### Testmode
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if plugin.options.mymontools_testmode:
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# Because we need tzlocal from dateutil.tz
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mymontools_testmode = {}
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mymontools_testmode['lpstat -a'] = '''Printer_One accepting requests since 1970-01-01T00:00:00 CEST
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Printer_Two accepting requests since 2016-01-01T00:00:00 CEST
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Printer_Three accepting requests since 2116-01-01T00:00:00 CEST
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Printer_Rejecting not accepting requests since 2016-02-01T00:00:00 CEST -
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Rejecting Jobs'''.split('\n')
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from dateutil.tz import tzlocal
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mymontools_testmode['lpstat -o'] = '''Printer_One-1234 username 12345 1970-01-01T00:00:00 CEST
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Printer_Two-1234 username 12345 %s''' % datetime.datetime.now(tzlocal()).strftime('%FT%T %Z')
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mymontools_testmode['lpstat -o'] = mymontools_testmode['lpstat -o'].split('\n')
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##############################################################################
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def check_printer_queue(output_printer_queue):
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lidx = 0
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printers = []
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printers_bad = []
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while lidx < len(output_printer_queue):
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printer = output_printer_queue[lidx].split(' ')[0]
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if output_printer_queue[lidx].find('not accepting') > 0:
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reason = output_printer_queue[(lidx+1)].replace('\t', '').lstrip().rstrip()
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printers_bad.append( (printer, reason,) )
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lidx += 1
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printers.append( printer )
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lidx += 1
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plugin.remember_check('All Printers', 0, '%d printer%s found' % (len(printers), len(printers) != 0 and 's' or ''), perfdata=[ {'label':'printers', 'value':len(printers), 'unit':''}, ] )
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for p in printers_bad:
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plugin.remember_check('%s' % p[0], 1, p[1])
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##############################################################################
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def check_job_queue(output_job_queue):
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try:
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import dateutil.parser
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from dateutil.tz import tzlocal
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except ImportError:
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print('Python module "dateutil" required, please install!')
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sys.exit(3)
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m = re.compile('(\d{4}\D\d{2}\D\d{2}\D\d{2}\D\d{2}\D\d{2}\D\w{3,5})')
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nowsecs = long( time.time() )
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jobs_warn = []
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jobs_crit = []
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for line in output_job_queue:
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f = m.search(line)
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if not f:
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continue
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tstamp = dateutil.parser.parse(f.group(0))
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tsecs = long( tstamp.strftime('%s') )
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rc = plugin.value_wc_to_returncode((nowsecs-tsecs), plugin.options.warn, plugin.options.crit)
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if rc == 1:
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jobs_warn.append(line)
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elif rc == 2:
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jobs_crit.append(line)
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jobs = len(output_job_queue)
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jobs_old = len(jobs_warn) + len(jobs_crit)
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perfdata = []
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perfdata.append( { 'label':'jobs', 'value':'%d' % jobs, 'unit':'', } )
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perfdata.append( { 'label':'jobs_old', 'value':'%d' % jobs_old, 'unit':'', } )
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plugin.remember_check('Jobs', 0, '%d job%s found' % (jobs, jobs != 0 and 's' or ''), perfdata=perfdata )
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for j in jobs_crit:
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plugin.remember_check('Job %s' % j.split(' ')[0], 2, m.search(j).group(0) )
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for j in jobs_warn:
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plugin.remember_check('Job %s' % j.split(' ')[0], 1, m.search(j).group(0) )
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##############################################################################
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def call_cmd(cmdline):
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if plugin.options.mymontools_testmode:
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return (mymontools_testmode.get(' '.join(cmdline)), '', 0)
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try:
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cmd = subprocess.Popen(cmdline, stdout=subprocess.PIPE)
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(sout, serr) = cmd.communicate()
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if sout:
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sout = sout.lstrip().rstrip().split('\n')
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else:
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sout = []
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except OSError:
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plugin.back2nagios(3, 'Could not execute "%s"' % ' '.join(cmdline))
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return (sout, serr, cmd.returncode)
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##############################################################################
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allchecks = not( plugin.options.check_printers or plugin.options.check_jobs )
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if allchecks or plugin.options.check_printers:
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(sout, serr, retcode) = call_cmd(['lpstat', '-a'])
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check_printer_queue(sout)
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if allchecks or plugin.options.check_jobs:
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(sout, serr, retcode) = call_cmd(['lpstat', '-o'])
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check_job_queue(sout)
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# Exit
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plugin.brain2output()
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plugin.exit()
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