zabbix-trappers/runtrap

#!/bin/bash

state=${1:-live}
agentconf=${2:-/etc/zabbix/zabbix_agentd.conf}
lockfile="/tmp/zabbix.trap.${state}.lock"
tempfile=$(mktemp /tmp/zabbix.trap.${state}.tmp.XXXXXXXXXX)
trapdir="$(dirname $(readlink -f $0))/trap.d/${state}"
errors=0
debug=false

log() {
	echo "$(date +"%x %T") $*"
}

if [[ "$0" == *".debug" ]]; then
	debug=true
fi

if [[ ! -d "$trapdir" ]]; then
	log "ERROR: Trap directory doesn't exist: $trapdir "
	exit 5
fi

if [[ -r "${lockfile}" ]]; then
	if [[ $(pgrep -f $(readlink -f $0) | wc -l) -gt 0 ]]; then
		runs=$(head -n1 ${lockfile})
		if [[ $runs -ge 3 ]]; then
			for s in ${trapdir}/*
			do
				log "Kill: $s "
				pkill -9 -f $s
			done
			rm -f ${lockfile}
			rm -f /tmp/zabbix.trap.${state}.*
			pkill -9 -f $(readlink -f $0)
		else
			echo "$[ ++runs ]" > ${lockfile}
			exit 0
		fi
	fi
fi

echo 1 > ${lockfile}
for s in ${trapdir}/*
do
        $s >> ${tempfile} 2> /dev/null
        if [ $? -ne 0 ]; then
                errors=1
        fi
done

#cat ${tempfile}
#rm -f ${tempfile}
#echo
#echo "Errors: $errors"
#exit 0

if $debug; then
	cat ${tempfile}
else
	zsend=$(zabbix_sender -c ${agentconf} -i ${tempfile})
	if [ $? -ne 0 ]; then
	        log "ERROR"
	else
		if [[ $errors -gt 0 ]]; then
			log "WARN"
		else
			log "OK"
		fi
	fi
fi

rm -f ${tempfile}
rm -f ${lockfile}