#!/bin/bash
#
# nsd:         Starts the NSD Name Server Daemon
#
# chkconfig: - 11 89
# description:  NSD is a complete implementation of an authoritative \
#               DNS name server. 
# processname: /usr/sbin/nsd
# config: /etc/nsd/nsdc.config
#
### BEGIN INIT INFO
# Provides: nsd
# Required-Start: $syslog
# Default-Stop: 0 11 89
# Short-Description: Starts the NSD Name Server Daemon
# Description:  NSD is a complete implementation of an authoritative \
#               DNS name server.
### END INIT INFO

# Sanity checks.
[ -f /etc/nsd/nsdc.conf ] || exit 0
[ -f /etc/nsd/nsd.zones ] || exit 0
[ -x /usr/sbin/nsd ] || exit 0

#extra verbosity
#ZONEC_VERBOSE=-v
OTHER_NSD_OPTS=""

#fixed in 2.3.6
#work around for bug in nsd-2.3.x when no ipv6 is available
#if [ ! -d /proc/sys/net/ipv6/ ]
#then
#        OTHER_NSD_OPTS="-4 $OTHER_NSD_OPTS"
#fi

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

. /etc/sysconfig/network

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

start() {
	/usr/sbin/nsdc rebuild >/dev/null
	/usr/sbin/nsdc update >/dev/null
	echo -n $"Starting nsd... "
	nsd $OTHER_NSD_OPTS
	RETVAL=$?
	echo
	/usr/sbin/nsdc notify
	touch /var/lock/subsys/nsd
	return $RETVAL
}

stop() {
	echo -n $"Shutting down nsd services: "
	killproc nsd
	RETVAL=$?
	if [ $RETVAL -eq 0 ] ; then
	  rm -f /var/lock/subsys/nsd
	  rm -f /var/run/nsd.pid
	fi
	echo
	return $RETVAL
}

restart() {
	stop
	start
}

RETVAL=0

# See how we were called.
case "$1" in
  start)
	start
	;;
  stop)
	stop
	;;
  restart)
	restart
	;;
  condrestart)
        [ -f /var/lock/subsys/nsd ] && restart || :
	;;
  status)
	/usr/sbin/nsdc running
	;;
  stats|reload|rebuild|running|update|notify)
	/usr/sbin/nsdc $1 
	;;
  *)
	echo $"Usage: $0 {start|stop|status|restart|condrestart|stats|notify|reload|rebuild|running|update}"
	exit 1
esac

exit $?