File:Check kvm.sh

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Check_kvm.sh(file size: 3 KB, MIME type: application/x-sh)
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#!/bin/sh
# check_kvm - Check that a virtual machine is running.
# Written by Karl Rink <krink@csun.edu>
#
#----------------------------------------------------------------------
# COPYRIGHT    : 12.2010 California State University, Northridge
#
# AUTHOR       : Karl Rink 
#
# BELONGS TO   : Qemu/Kvm Nagios Integration
#
# DESCRIPTION  : Runs "virsh list" and returns the available vms
#
# $Revision: 1.0 $
#
# Permission to use, copy, modify, distribute, and sell this software
# and its documentation for any purpose is hereby granted without fee,
# provided that the above copyright notice appear in all copies and that
# both that copyright notice and this permission notice appear in
# supporting documentation.
#
# The above copyright notice and this permission notice shall be
# included in all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
# IN NO EVENT SHALL THE AUTHOR OR SUSE BE LIABLE FOR ANY CLAIM, DAMAGES
# OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
# OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR
# THE USE OR OTHER DEALINGS IN THE SOFTWARE.
#----------------------------------------------------------------------
 
# Install:  Put this script in nagios client directory libexec/check_kvm
# As a nagios nrpe plugin, add the following line to your client nrpe.cfg
# command[virt_check_kvm]=/opt/nagios/libexec/check_kvm
# No sudo is necessary if you simply add nagios user to the libvirt group
# libvirtd:x:118:nagios 
 
PATH=/bin:/usr/bin:/sbin:/usr/sbin
export PATH
 
spec=0
if [ "d$1" != "d" ]; then
 spec=1
 LIST=$(virsh list --all |  sed '1,2d' | sed '/^$/d'| grep " $1 "  |  awk '{print $2":"$3}') 
else 
 LIST=$(virsh list --all | sed '1,2d' | sed '/^$/d'| awk '{print $2":"$3}') 
fi
 
if [ ! "$LIST" ]; then
  EXITVAL=3 #Status 3 = UNKNOWN (orange) 
  echo "Unknown guests"
  exit $EXITVAL
fi
 
OK=0
WARN=0
CRIT=0
NUM=0
 
hostname=`hostname`
 
for host in $(echo $LIST)
do
  name=$(echo $host | awk -F: '{print $1}')
  state=$(echo $host | awk -F: '{print $2}')
  NUM=$(expr $NUM + 1)
 
  case "$state" in
    running|blocked) OK=$(expr $OK + 1) ;;
    paused) WARN=$(expr $WARN + 1) ;;
    shutdown|shut*|crashed) CRIT=$(expr $CRIT + 1) ;;
    *) CRIT=$(expr $CRIT + 1) ;;
  esac
done
 
if [ "$NUM" -eq "$OK" ]; then
  EXITVAL=0 #Status 0 = OK (green)
fi
 
if [ "$WARN" -gt 0 ]; then
  EXITVAL=1 #Status 1 = WARNING (yellow)
fi
 
if [ "$CRIT" -gt 0 ]; then
  EXITVAL=2 #Status 2 = CRITICAL (red)
fi
 
echo ON HOST $hostname: hosts:$NUM OK:$OK WARN:$WARN CRIT:$CRIT - $LIST
 
exit $EXITVAL

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current16:08, 1 March 2013 (3 KB)Robertr (Talk | contribs)

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