Python3 and Octopus compatibility, code cleaning
This commit is contained in:
Benjamin Renard
parent
dfb2f2e98b
commit
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49
README
49
README
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@ -1,49 +0,0 @@
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Nagios plugin to check Ceph cluster status
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==========================================
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This plugin check ceph health, number of OSDs UP, number of MONs UP
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and PGs states to determine Ceph cluster status.
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Usage
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-----
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Usage: check_ceph_status [options]
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Options:
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-h, --help show this help message and exit
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-d, --debug
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-b BIN, --bin=BIN Ceph binary (default : /usr/bin/ceph)
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--conf=CONF Ceph configuration file
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-m MON, --mon=MON Ceph monitor address[:port]
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-i ID, --id=ID Ceph client id
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-k KEYRING, --keyring=KEYRING
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Ceph client keyring file
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-w WARNLOSTOSD, --warning-lost-osd=WARNLOSTOSD
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Warning number of non-up OSDs (default : 1)
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-c CRITLOSTOSD, --critical-lost-osd=CRITLOSTOSD
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Critical number of non-up OSDs (default : 2)
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-W WARNLOSTMON, --warning-lost-mon=WARNLOSTMON
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Warning number of non-up MONs (default : 1)
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-C CRITLOSTMON, --critical-lost-mon=CRITLOSTMON
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Critical number of non-up MONs (default : 2)
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Copyright
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---------
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Copyright (c) 2013 Benjamin Renard <brenard@zionetrix.net>
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License
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-------
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License version 2
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as published by the Free Software Foundation.
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This program is distributed in the hope that it will be useful,
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but 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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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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@ -0,0 +1,49 @@
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# Nagios plugin to check Ceph cluster status
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This plugin check ceph health, number of OSDs UP, number of MONs UP
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and PGs states to determine Ceph cluster status.
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## Usage
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```
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usage: check_ceph_status [-h] [-d] [-b BIN] [--conf CONF] [-m MON] [-i ID]
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[-k KEYRING] [-w WARNLOSTOSD] [-c CRITLOSTOSD]
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[-W WARNLOSTMON] [-C CRITLOSTMON]
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optional arguments:
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-h, --help show this help message and exit
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-d, --debug
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-b BIN, --bin BIN Ceph binary (default : /usr/bin/ceph)
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--conf CONF Ceph configuration file
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-m MON, --mon MON Ceph monitor address[:port]
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-i ID, --id ID Ceph client id
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-k KEYRING, --keyring KEYRING
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Ceph client keyring file
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-w WARNLOSTOSD, --warning-lost-osd WARNLOSTOSD
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Warning number of non-up OSDs (default : 1)
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-c CRITLOSTOSD, --critical-lost-osd CRITLOSTOSD
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Critical number of non-up OSDs (default : 2)
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-W WARNLOSTMON, --warning-lost-mon WARNLOSTMON
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Warning number of non-up MONs (default : 1)
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-C CRITLOSTMON, --critical-lost-mon CRITLOSTMON
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Critical number of non-up MONs (default : 2)
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```
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## Copyright
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Copyright (c) 2013-2021 Benjamin Renard <brenard@zionetrix.net>
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## License
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License version 3
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as published by the Free Software Foundation.
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This program is distributed in the hope that it will be useful,
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but 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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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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@ -1,4 +1,4 @@
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#!/usr/bin/python
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#!/usr/bin/env python
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#
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# Nagios plugin to check Ceph cluster state
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#
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@ -6,10 +6,10 @@
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# and PGs states to determine Ceph cluster status.
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#
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# Usage: check_ceph_status [options]
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#
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#
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# Options:
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# -h, --help show this help message and exit
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# -d, --debug
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# -d, --debug
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# -b BIN, --bin=BIN Ceph binary (default : /usr/bin/ceph)
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# --conf=CONF Ceph configuration file
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# -m MON, --mon=MON Ceph monitor address[:port]
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@ -30,19 +30,23 @@
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License version 2
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# as published by the Free Software Foundation.
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#
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#
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# This program is distributed in the hope that it will be useful,
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# but 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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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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#
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import sys,os,json,subprocess,re
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from optparse import OptionParser
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import sys
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import os
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import json
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import subprocess
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import re
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import argparse
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# default ceph values
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CEPH_COMMAND = '/usr/bin/ceph'
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@ -53,103 +57,114 @@ CRIT_LOST_MON = 2
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# nagios exit code
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STATUS = {
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'OK': 0,
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'WARNING': 1,
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'CRITICAL': 2,
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'UNKNOWN': 3
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'OK': 0,
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'WARNING': 1,
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'CRITICAL': 2,
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'UNKNOWN': 3
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}
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parser = OptionParser()
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parser.add_option('-d',
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'--debug',
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action="store_true",
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dest="debug",
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default=False)
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parser = argparse.ArgumentParser()
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parser.add_argument(
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'-d', '--debug',
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action="store_true",
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dest="debug",
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default=False
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)
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parser.add_option('-b',
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'--bin',
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action="store",
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dest="bin",
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help="Ceph binary (default : %s)" % CEPH_COMMAND,
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type='string',
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default=CEPH_COMMAND)
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parser.add_argument(
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'-b', '--bin',
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action="store",
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dest="bin",
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help="Ceph binary (default : %s)" % CEPH_COMMAND,
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type=str,
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default=CEPH_COMMAND
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)
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parser.add_option('--conf',
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action="store",
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dest="conf",
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help="Ceph configuration file",
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type='string',
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default=None)
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parser.add_argument(
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'--conf',
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action="store",
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dest="conf",
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help="Ceph configuration file",
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type=str,
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default=None
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)
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parser.add_option('-m',
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'--mon',
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action="store",
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dest="mon",
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help="Ceph monitor address[:port]",
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type='string',
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default=None)
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parser.add_argument(
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'-m', '--mon',
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action="store",
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dest="mon",
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help="Ceph monitor address[:port]",
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type=str,
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default=None
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)
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parser.add_option('-i',
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'--id',
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action="store",
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dest="id",
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help="Ceph client id",
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type='string',
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default=None)
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parser.add_argument(
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'-i', '--id',
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action="store",
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dest="id",
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help="Ceph client id",
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type=str,
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default=None
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)
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parser.add_option('-k',
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'--keyring',
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action="store",
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dest="keyring",
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help="Ceph client keyring file",
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type='string',
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default=None)
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parser.add_argument(
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'-k', '--keyring',
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action="store",
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dest="keyring",
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help="Ceph client keyring file",
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type=str,
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default=None
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)
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parser.add_option('-w',
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'--warning-lost-osd',
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action="store",
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dest="warnlostosd",
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help="Warning number of non-up OSDs (default : %s)" % WARN_LOST_OSD,
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type='int',
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default=WARN_LOST_OSD)
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parser.add_argument(
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'-w', '--warning-lost-osd',
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action="store",
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dest="warnlostosd",
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help="Warning number of non-up OSDs (default : %s)" % WARN_LOST_OSD,
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type=int,
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default=WARN_LOST_OSD
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)
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parser.add_option('-c',
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'--critical-lost-osd',
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action="store",
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dest="critlostosd",
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help="Critical number of non-up OSDs (default : %s)" % CRIT_LOST_OSD,
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type='int',
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default=CRIT_LOST_OSD)
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parser.add_argument(
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'-c', '--critical-lost-osd',
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action="store",
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dest="critlostosd",
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help="Critical number of non-up OSDs (default : %s)" % CRIT_LOST_OSD,
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type=int,
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default=CRIT_LOST_OSD
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)
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parser.add_option('-W',
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'--warning-lost-mon',
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action="store",
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dest="warnlostmon",
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help="Warning number of non-up MONs (default : %s)" % WARN_LOST_MON,
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type='int',
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default=WARN_LOST_MON)
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parser.add_argument(
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'-W', '--warning-lost-mon',
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action="store",
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dest="warnlostmon",
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help="Warning number of non-up MONs (default : %s)" % WARN_LOST_MON,
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type=int,
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default=WARN_LOST_MON
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)
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parser.add_option('-C',
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'--critical-lost-mon',
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action="store",
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dest="critlostmon",
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help="Critical number of non-up MONs (default : %s)" % CRIT_LOST_MON,
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type='int',
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default=CRIT_LOST_MON)
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parser.add_argument(
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'-C', '--critical-lost-mon',
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action="store",
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dest="critlostmon",
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help="Critical number of non-up MONs (default : %s)" % CRIT_LOST_MON,
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type=int,
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default=CRIT_LOST_MON
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)
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(options, args) = parser.parse_args()
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options = parser.parse_args()
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# validate args
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if not os.path.exists(options.bin):
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print "ERROR: ceph executable '%s' doesn't exist" % options.bin
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print("ERROR: ceph executable '%s' doesn't exist" % options.bin)
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sys.exit(STATUS['UNKNOWN'])
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if options.conf and not os.path.exists(options.conf):
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print "ERROR: ceph conf file '%s' doesn't exist" % options.conf
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print("ERROR: ceph conf file '%s' doesn't exist" % options.conf)
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sys.exit(STATUS['UNKNOWN'])
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if options.keyring and not os.path.exists(options.keyring):
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print "ERROR: keyring file '%s' doesn't exist" % options.keyring
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print("ERROR: keyring file '%s' doesn't exist" % options.keyring)
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sys.exit(STATUS['UNKNOWN'])
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# build command
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@ -168,66 +183,81 @@ if options.keyring:
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ceph_cmd.append(options.keyring)
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ceph_cmd.append('status')
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ceph_cmd.append('--format=json')
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# exec command
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p = subprocess.Popen(ceph_cmd,stdout=subprocess.PIPE,stderr=subprocess.PIPE)
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p = subprocess.Popen(ceph_cmd, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
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output, err = p.communicate()
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if output:
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data=json.loads(output)
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data = json.loads(output.decode(sys.getdefaultencoding()))
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status='OK'
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status = 'OK'
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health=data['health']['overall_status']
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if health=='HEALTH_WARN':
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status='WARNING'
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elif health=='HEALTH_CRIT':
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status='CRITICAL'
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health = data['health'].get('status', data['health'].get('overall_status'))
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if not health:
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print("UNKNOWN : fail to retreive health status")
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sys.exit(STATUS['UNKNOWN'])
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if health == 'HEALTH_WARN':
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status = 'WARNING'
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elif health == 'HEALTH_CRIT':
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status = 'CRITICAL'
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total_mon=len(data['monmap']['mons'])
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total_mon_up=len(data['health']['timechecks']['mons'])
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total_mon = data['monmap'].get('num_mons', len(data['monmap'].get('mons', [])))
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if not total_mon:
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print("UNKNOWN : fail to retreive total number of monitors")
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sys.exit(STATUS['UNKNOWN'])
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total_mon_up = len(data.get('quorum', data['health'].get('timechecks', dict()).get('mons', [])))
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if not total_mon_up:
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print("UNKNOWN : fail to retreive total number of UP monitors")
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sys.exit(STATUS['UNKNOWN'])
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num_lost_mon=total_mon-total_mon_up
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if num_lost_mon==0:
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monstate="(MONs UP : %s/%s)" % (total_mon_up,total_mon)
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else:
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monstate="%s MONs down (MONs UP : %s/%s)" % (num_lost_mon,total_mon_up,total_mon)
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if num_lost_mon >= options.critlostmon:
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status='CRITICAL'
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elif num_lost_mon >= options.warnlostmon and status!='CRITICAL':
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status='WARNING'
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num_lost_mon = total_mon-total_mon_up
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if num_lost_mon == 0:
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monstate = "(MONs UP : %s/%s)" % (total_mon_up, total_mon)
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else:
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monstate = "%s MONs down (MONs UP : %s/%s)" % (num_lost_mon, total_mon_up, total_mon)
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if num_lost_mon >= options.critlostmon:
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status = 'CRITICAL'
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elif num_lost_mon >= options.warnlostmon and status != 'CRITICAL':
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status = 'WARNING'
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total_osd=data['osdmap']['osdmap']['num_osds']
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total_osd_up=data['osdmap']['osdmap']['num_up_osds']
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total_osd = data['osdmap'].get('osdmap', data['osdmap']).get('num_osds')
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if total_osd is None:
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print("UNKNOWN : fail to retreive total number of OSD")
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sys.exit(STATUS['UNKNOWN'])
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total_osd_up = data['osdmap'].get('osdmap', data['osdmap']).get('num_up_osds')
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if total_osd_up is None:
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print("UNKNOWN : fail to retreive total number of UP OSD")
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sys.exit(STATUS['UNKNOWN'])
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num_lost_osd=total_osd-total_osd_up
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num_lost_osd = total_osd - total_osd_up
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if num_lost_osd>=options.critlostosd:
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status='CRITICAL'
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elif num_lost_osd>=options.warnlostosd and status!='CRITICAL':
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status='WARNING'
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if num_lost_osd >= options.critlostosd:
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status = 'CRITICAL'
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elif num_lost_osd >= options.warnlostosd and status != 'CRITICAL':
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status = 'WARNING'
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total_pg=data['pgmap']['num_pgs']
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pgstate=""
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for st in data['pgmap']['pgs_by_state']:
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if re.search('(down|inconsistent|imcomplete|stale)',st['state_name'],re.IGNORECASE):
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status='CRITICAL'
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pgstate="%s / %s PGs %s" % (pgstate,st['count'],st['state_name'])
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elif re.search('(replay|degraded|repair|recovering|backfill)',st['state_name'],re.IGNORECASE):
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if status!='CRITICAL':
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status="WARNING"
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pgstate="%s / %s PGs %s" % (pgstate,st['count'],st['state_name'])
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elif st['state_name']=="active+clean":
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pgstate="%s / %s/%s PGs active+clean" % (pgstate,st['count'],total_pg)
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msg="%s : %s%s %s" % (status,health,pgstate,monstate)
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total_pg = data['pgmap']['num_pgs']
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pgstate = ""
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for st in data['pgmap']['pgs_by_state']:
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if re.search('(down|inconsistent|imcomplete|stale)', st['state_name'], re.IGNORECASE):
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status = 'CRITICAL'
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pgstate = "%s / %s PGs %s" % (pgstate, st['count'], st['state_name'])
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elif re.search('(replay|degraded|repair|recovering|backfill)', st['state_name'], re.IGNORECASE):
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if status != 'CRITICAL':
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status = "WARNING"
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pgstate = "%s / %s PGs %s" % (pgstate, st['count'], st['state_name'])
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elif st['state_name'] == "active+clean":
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pgstate = "%s / %s/%s PGs active+clean" % (pgstate, st['count'], total_pg)
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msg = "%s : %s%s %s" % (status, health, pgstate, monstate)
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if num_lost_osd==0:
|
||||
print "%s (OSDs UP : %s/%s)" % (msg,total_osd_up,total_osd)
|
||||
else:
|
||||
print "%s / %s OSDs down (OSDs UP : %s/%s)" % (msg,num_lost_osd,total_osd_up,total_osd)
|
||||
sys.exit(STATUS[status])
|
||||
if num_lost_osd == 0:
|
||||
print("%s (OSDs UP : %s/%s)" % (msg, total_osd_up, total_osd))
|
||||
else:
|
||||
print("%s / %s OSDs down (OSDs UP : %s/%s)" % (msg, num_lost_osd, total_osd_up, total_osd))
|
||||
sys.exit(STATUS[status])
|
||||
else:
|
||||
print "UNKNOWN : fail to execute ceph status command"
|
||||
sys.exit(STATUS['UNKNOWN'])
|
||||
print("UNKNOWN : fail to execute ceph status command")
|
||||
sys.exit(STATUS['UNKNOWN'])
|
||||
|
|
|
|||
Loading…
Reference in New Issue