#!/bin/bash
#
# nagios       Starts and stops the Nagios monitor
#              used to provide network services status.
#
# chkconfig: 345 99 01
# description: Nagios network monitor
# pidfile: /var/run/nagios/nagios.pid
# config: /etc/nagios/nagios.cfg

# Comments to support LSB init script conventions
### BEGIN INIT INFO
# Provides: nagios
# Required-Start: $network
# Requires-Stop: $network
# Should-Start: httpd ndo2db
# Should-Stop: httpd ndo2db
# Default-Start:  3 4 5
# Default-Stop: 0 1 6
# Short-Description: Starts and stops the Nagios monitor.
# Description: Nagios network monitor.
### END INIT INFO

# Source function library.
. /etc/rc.d/init.d/functions

# Source networking configuration.
. /etc/sysconfig/network

# Check that networking is up.
[ "${NETWORKING}" = "no" ] && exit 0

[ -f /etc/nagios/nagios.cfg ] || exit 0
[ -f /usr/sbin/nagios ] || exit 0

nagios_cmd=`grep "command_file" /etc/nagios/nagios.cfg|cut -d= -f2` 
nagios_pidfile=`grep "lock_file" /etc/nagios/nagios.cfg|cut -d= -f2` 

RETVAL=0

# See how we were called.
case "$1" in
  start)
	[ -f $nagios_cmd ] && rm -f $nagios_cmd 
        if [ -n "`/sbin/pidof nagios`" ]; then
            action "nagios: already running: " /bin/false
            exit 1
	fi
	echo -n "Starting nagios daemon: "
	export LC_ALL=C
	daemon nagios -d /etc/nagios/nagios.cfg
	RETVAL=$?
	echo
	[ $RETVAL -eq 0 ] && touch /var/lock/subsys/nagios
	;;
  stop)
	echo -n "Shutting down nagios daemon: "
	killproc nagios
	RETVAL=$?
	echo
	[ $RETVAL -eq 0 ] && rm -f /var/lock/subsys/nagios
	[ -f $nagios_cmd ] && rm -f $nagios_cmd
	[ -f $nagios_pidfile ] && rm -f $nagios_pidfile
	;;
  status)
	status nagios
	RETVAL=$?
	;;
  restart|reload)
	$0 stop
	$0 start
	RETVAL=$?
	;;
  condrestart)
	if [ -f /var/lock/subsys/nagios ]; then
	    $0 stop
	    $0 start
	fi
	;;
  configtest)
        echo -n "Testing the nagios configuration: "
        nagios -v /etc/nagios/nagios.cfg
	RETVAL=$?
	echo
        ;;
  *)
	echo "Usage: nagios {start|stop|status|restart|reload|condrestart|configtest}"
	exit 1
esac

exit $RETVAL