[pve-devel] Nagios Check for vzdump Backups

[Eneko Lacunza]

Hi,

Check this one, no warranty whatsoever :)

El 09/11/15 a las 13:36, Mario Loderer escribió:
> Hello,
>
> we have the problem that we have really a lot of servers and clusters 
> at customer. So we get some backup mails every day/week/some day's, 
> :)  depending on backupmodel. So it is very confused to check the 
> backups. Sending only on error is not really an solution.
>
> The idea is to have an nice nagioscheck for this service. I'm not a 
> programmer therefore, I can not even write himself. So do you think it 
> is possible to write an nagios plugin to check the Backupstatus? With 
> the API or something else?
>
> Thanks and best Regards
> Mario
>
>
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> pve-devel at pve.proxmox.com
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#!/bin/sh
# (C) Copyright 2013 Binovo IT Human Project SL
# License: 3-clause BSD license http://directory.fsf.org/wiki/License:BSD_3Clause
# Authors:
# - 2013 Xabier Acosta, original script
# - 2013/12 Eneko Lacunza, add second argument for backup oldness 
# - 2014/09/29 Eneko Lacunza, fix VM name extraction for snapshot support

if [ -f /etc/default/locale ]
then
	. /etc/default/locale
	export LANG
fi

#Directorio de log vzdump
LOG=/var/log/vzdump
#directorio .conf de las Maquinas virtuales
VM_CFG=/etc/pve/qemu-server
OLDNESS=0
USAGE="Usage: `basename $0` [-h] [-n ] [-o <oldness>] \n
-h [Muestra esta ayuda.]\n
-n [Nombre de la máquina precedido por vzdump_. Ej: vzdump_maquina]\n
-o [Oldness. Indica la antigüedad aceptable del backup, en segundos. Por defecto 0, debe ser del mismo día]\n"

while getopts o:n:h OPT;
do
	case "$OPT" in
		h)
			echo $USAGE
			exit 1
			;;
		n)
			PARAM_NOMBRE_MAQUINA=$OPTARG
			;;
		o)
			OLDNESS=$OPTARG
			;;
		\?)
			echo $USAGE >&2
			exit 1
			;;
	esac
done

for CFG_FILE in $VM_CFG/[0-9]*.conf
do
	if [ -f $CFG_FILE ] && [ -f $LOG/qemu-$(basename $CFG_FILE | cut -d'.' -f 1).log ]
	then
		ID_MAQUINA=$(basename $CFG_FILE | cut -d'.' -f 1)    
		NOMBRE_MAQUINA=$(cat $CFG_FILE | grep "name:" | awk '{ print $2 }' | head -n 1)
		if [ vzdump_$NOMBRE_MAQUINA = $PARAM_NOMBRE_MAQUINA ]
		then
			#Finished
			#1 Si ha terminado correctamente
			#0 Si error/No ha terminado
			#2 o más: Unknown
			if [ $OLDNESS -eq 0 ]
			then
				FINISHED=$(cat $LOG/qemu-$ID_MAQUINA.log | grep "$(date +%b) $(date +%d)" | grep "INFO: Finished" | wc -l)
				FINISHED_DATE=$(cat $LOG/qemu-$ID_MAQUINA.log | grep "INFO: Finished" | cut -c 1-6)
			else
				FINISHED_DATE=$(cat $LOG/qemu-$ID_MAQUINA.log | grep "INFO: Finished" | cut -c 1-6 | sed s/ene/jan/ | sed s/abr/apr/ | sed s/ago/aug/ | sed s/dic/dec/)
				FINISHED_TS=$(date --date="$FINISHED_DATE" +%s)
				NOW=$(date +%s)
				FINISHED_OLDNESS=$(expr $NOW - $FINISHED_TS)
				if [ $FINISHED_OLDNESS -le $OLDNESS ]
				then
					FINISHED=$(cat $LOG/qemu-$ID_MAQUINA.log | grep "INFO: Finished" | wc -l)
				else
					FINISHED=0
				fi
			fi
			#Error
			#1 Si hay error
			#0 Si no hay error/No ha terminado)
			#2 o más: Unknown
			ERROR=$(cat $LOG/qemu-$ID_MAQUINA.log | grep "$(date +%b) $(date +%d)" | grep "ERROR: Backup of VM $ID_MAQUINA failed" | wc -l)
			if [ $FINISHED -eq 1 ] && [ $ERROR -eq 0 ]
			then
				STATUS=0
				SIZE=$(cat $LOG/qemu-$ID_MAQUINA.log | grep "archive file size" | awk '{ print $8 }')
				TOTAL_TIME=$(cat $LOG/qemu-$ID_MAQUINA.log | grep "INFO: Finished" | awk '{ print $10 }')
				MESSAGE="OK:  $TOTAL_TIME Size: $SIZE Date: $FINISHED_DATE"
			elif [ $FINISHED -eq 0 ] && [ $ERROR -eq 1 ]
			then
				STATUS=2
				MESSAGE="CRITICAL: Backup failed"
			else
				STATUS=1
				FINISHED=$(cat $LOG/qemu-$ID_MAQUINA.log | grep "INFO: Finished")
                        	ERROR=$(cat $LOG/qemu-$ID_MAQUINA.log | grep "ERROR: Backup of VM $ID_MAQUINA failed")
				MESSAGE="WARNING: Last log: $FINISHED $ERROR"
			fi
			if [ $HOST ]
			then
				echo $MESSAGE
				exit $STATUS	
			else
				echo $MESSAGE
				exit $STATUS
			fi
		
		else
			continue
		fi
	fi
done
echo "WARNING: Backup status unknown. No log/machine found."
exit 1