#!/bin/bash
#
# ntpd -- startup script for the Network Time Protocol (NTP) daemon
#
# description: this script takes care of starting and stopping \
#              the NTPv4 daemon needed to set the system date and time \
#              using an external source (the ntp server)
#
# chkconfig: 2345 55 10
#
# processname: nptd
# config: /etc/ntp.conf, /etc/ntp/*
# lockfile: /var/lock/subsys/ntpd

# Copyright (c) by Silvan Calarco <silvan.calarco@mambasoft.it>
# Copyright (c) by Davide Madrisan <davide.madrisan@gmail.com>

. /etc/sysconfig/rc

# Source function library.
[ -r "$rc_functions" ] && . $rc_functions

NAME=ntpd
DAEMON=/usr/sbin/$NAME
DAEMONPID=/var/run/$NAME.pid
DAEMONCONF=/etc/ntp.conf
OPTIONS="-c $DAEMONCONF -p $DAEMONPID -g"

[ -x $DAEMON ] || exit 0

# Source networking configuration.
[ -r /etc/sysconfig/network ] && . /etc/sysconfig/network

# Check that networking is up.
[ "$NETWORKING" = "yes" ] || exit 0

[ -r /etc/sysconfig/$NAME ] && . /etc/sysconfig/$NAME

# check if the squid conf file is present
[ -r $DAEMONCONF ] || exit 0

# source clock configuration
[ -r /etc/sysconfig/clock ] && . /etc/sysconfig/clock

# see how we were called
case "$1" in
   start)
      # adjust time to make life easy for ntpd
      if [ -r /etc/ntp/step-tickers ]; then
         echo -n $"Syncing time for $NAME: "
         /usr/sbin/ntpdate -sbup8 `cat /etc/ntp/step-tickers`
         RETVAL=$?
         evaluate_retval
         echo
         if [ $RETVAL = 0 ]; then
            if [ $UTC = "1" ]; then
               echo -n $"Syncing hardware clock to UTC: "
               hwclock --set --date="`date --utc --rfc-822`" --utc
            else
               echo -n $"Syncing hardware clock to local time: "
               hwclock --set --date="`date --utc --rfc-822`" --localtime
            fi
            evaluate_retval
            echo
         fi
      fi
      # start daemon
      echo -n $"Starting $NAME: "
      daemon --pidfile=$DAEMONPID $DAEMON $OPTIONS
      RETVAL=$?
      echo
      [ $RETVAL = 0 ] && touch /var/lock/subsys/$NAME
   ;;
   stop)
      echo -n $"Stopping $NAME: "
      killproc -p $DAEMONPID $DAEMON
      RETVAL=$?
      echo
      [ $RETVAL = 0 ] && rm -f /var/lock/subsys/$NAME $DAEMONPID
   ;;
   status)
      statusproc ntpd
   ;;
   restart|reload)
      $0 stop
      sleep 1
      $0 start
   ;;
   condrestart)
      [ -e /var/lock/subsys/$NAME ] && $0 restart || :
   ;;
   *)
      echo "Usage: /etc/init.d/$NAME {start|stop|restart|condrestart|status}"
      exit 1
   ;;
esac