#!/bin/bash
#
# ntpd		This shell script takes care of starting and stopping
#		ntpd (NTPv4 daemon).
#
# chkconfig: 235 58 74
# description: ntpd is the NTPv4 daemon. \
# The Network Time Protocol (NTP) is used to synchronize the time of \
# a computer client or server to another server or reference time source, \
# such as a radio or satellite receiver or modem.

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

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

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


if [ -f /etc/sysconfig/ntpd ];then
        . /etc/sysconfig/ntpd
fi

ntpconf=/etc/ntp.conf
ntpstep=/etc/ntp/step-tickers

RETVAL=0
PATH=$PATH:/usr/local/bin
prog="ntpd"

readconf() {
	# get the servers from step-ticker
        tickers=''
        if [ -s "$ntpstep" ]; then
	    tickers=`/bin/sed -e 's/\#.*$//g' $ntpstep`
        fi
	[ -x /usr/local/bin/ntpd -a -f $ntpconf ] || exit 0
}

start() {
	readconf;

	if [ -s "$ntpstep" ]; then
	    echo -n $"$prog: Synchronizing with time server: "
	    ntpdate -s -b $tickers 2>/dev/null >/dev/null
	    RETVAL=$?
	    [ $RETVAL -eq 0 ] && success || failure
	    echo
	    if [ $RETVAL -ne 0 ]; then
	            OPTIONS="$OPTIONS -g"
	    fi
	else
	    OPTIONS="$OPTIONS -g"
	fi
        echo -n $"Starting $prog: "
        daemon ntpd $OPTIONS
	RETVAL=$?
        echo
        [ $RETVAL -eq 0 ] && touch /var/lock/subsys/ntpd
	return $RETVAL
}

stop() {
        echo -n $"Shutting down $prog: "
	killproc ntpd
	RETVAL=$?
        echo
        [ $RETVAL -eq 0 ] && rm -f /var/lock/subsys/ntpd
	return $RETVAL
}

# See how we were called.
case "$1" in
  start)
	start
        ;;
  stop)
	stop
        ;;
  status)
	status ntpd
	RETVAL=$?
	;;
  restart|reload)
	stop
	start
	RETVAL=$?
	;;
  condrestart)
	if [ -f /var/lock/subsys/ntpd ]; then
	    stop
	    start
	    RETVAL=$?
	fi
	;;
  *)
        echo $"Usage: $0 {start|stop|restart|condrestart|status}"
        exit 1
esac

exit $RETVAL