#!/bin/sh

# $Id: nsupdate_ha.sh,v 1.3 2010/10/12 11:09:46 andreav Exp $
#
# This code was designed to be used as a "script media type" by ZABBIX server
# to notify an authoritative name server that some RR needs to be changed upon
# a ZABBIX action generated by a trigger.
#

cdir=$(dirname $0)

if [ "$2" ] ; then
  if echo "$2" | grep "PROBLEM" > /dev/null 2>&1 ; then
    # the operation 'send message' configured in ZABBIX is reporting a failure
    act="failover"
  fi
  if echo "$2" | grep "OK" > /dev/null 2>&1 ; then
    # the operation 'send message' configured in ZABBIX is reporting a recovery
    act="failback"
  fi
  if [ $act ] ; then
    # send the authenticated update commands to DNS server/s
    echo "executing $act..."
    /usr/bin/nsupdate -k $cdir/Kha.valsania.it.+157+16175.private $cdir/$act
  fi
  exit 1
else
 # we expect three arguments from ZABBIX
 echo "stop: this command requires at least two arguments"
 exit 1
fi