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File conf.ntp.init of Package ntp (Revision f90a9e0661296218fcdcfb7aca8e6d41)

Currently displaying revision f90a9e0661296218fcdcfb7aca8e6d41 , Show latest

#! /bin/sh
# Copyright (c) 1995-2003 SuSE Linux AG, Nuernberg, Germany.
# All rights reserved.
#
# Author: Michael Andres
# Author: Michael Skibbe
# Author: Andreas Schneider
#
# /etc/init.d/ntp
#   and its symbolic link
# /usr/sbin/rcntp
#
### BEGIN INIT INFO
# Provides:       ntp ntpd xntpd
# Required-Start: $remote_fs $syslog $named
# Required-Stop:  $remote_fs $syslog
# Default-Start:  3 5
# Default-Stop:   0 1 2 6
# Short-Description: Network time protocol daemon (ntpd)
# Description:    Start network time protocol daemon (NTPD).
### END INIT INFO

# First reset status of this service
. /etc/rc.status
rc_reset

# Return values acc. to LSB for all commands but status:
# 0 - success
# 1 - generic or unspecified error
# 2 - invalid or excess argument(s)
# 3 - unimplemented feature (e.g. "reload")
# 4 - insufficient privilege
# 5 - program is not installed
# 6 - program is not configured
# 7 - program is not running

# set default options
NTP_CONF="/etc/ntp.conf"
if [ ! -f ${NTP_CONF} ]; then
  echo -n "Time server configuration file, ${NTP_CONF} does not exist."
  # Tell the user this has skipped
  rc_status -s
  exit 6
fi

NTPD_BIN="/usr/sbin/ntpd"
if [ ! -x ${NTPD_BIN} ]; then
  echo -n "Time server, ${NTPD_BIN} not installed!"
  rc_status -s
  exit 5
fi

NTPD_OPTIONS="-g -u ntp:ntp"
NTPD_RUN_CHROOTED="yes"

NTPDC_BIN="/usr/sbin/ntpdc"

NTP_KEYS=$(awk '/^keys/ { print $2 }' $NTP_CONF)
NTP_KEYID=$(awk '/^requestkey[[:blank:]]/ { print $2 }' $NTP_CONF)
NTP_PASSWD=$(test -n "$NTP_KEYS" -a -n "$NTP_KEYID" -a -r "$NTP_KEYS" && awk '$0 ~ key { print $3 }' key="^[[:blank:]]*$NTP_KEYID[[:blank:]]" $NTP_KEYS)

if [ -n "$NTP_KEYS" ]; then
  if test -z "$NTP_KEYID"; then
    echo -n "NTP key id not defined"
      rc_status -s
      exit 5
  fi
  if test -z "$NTP_PASSWD"; then
    echo -n "No password for requestkey set"
    return 1
  fi
fi

# Override defaults, if we have the sysconfig file
test -f /etc/sysconfig/ntp && . /etc/sysconfig/ntp

# set Default CHROOT path if not set but wanted
test "${NTPD_RUN_CHROOTED}" = "yes" && \
  CHROOT_PREFIX="/var/lib/ntp" || \
  CHROOT_PREFIX=""

# set default PID variables
NTPD_PID="${CHROOT_PREFIX}/var/run/ntp/ntpd.pid"
NTPD_PID_NOPREFIX="/var/run/ntp/ntpd.pid"

function ntpd_is_running() {
  $0 status >/dev/null
}

function parse_symlink() {
  if [ -c "$NTP_PARSE_DEVICE" ]; then
    if [ -n "$NTP_PARSE_LINK" ]; then
    ln -sf $NTP_PARSE_DEVICE $NTP_PARSE_LINK
    fi
  fi
}

function prepare_chroot() {
  for configfile in /etc/{localtime,ntp.keys} $NTP_CONF $NTPD_CHROOT_FILES; do
    test -d ${CHROOT_PREFIX}${configfile%/*} || mkdir -p ${CHROOT_PREFIX}${configfile%/*}
    if [ -r ${configfile} ]
    then
    	cp -auL ${configfile} ${CHROOT_PREFIX}${configfile%/*}
    else
        echo
	echo "Warning: ${configfile} not found or not readable"
    fi
    mkdir -p ${CHROOT_PREFIX}/proc
    mount -t proc -o ro proc ${CHROOT_PREFIX}/proc 2>/dev/null
  done
  NTPD_OPTIONS="${NTPD_OPTIONS} -i ${CHROOT_PREFIX}"
}

function add_runtime_server() {
  /usr/sbin/sntp -F -r $@
  NTPC_CMD="keyid $NTP_KEYID\npasswd $NTP_PASSWD\naddserver $@\n"
  NTPDC_LOG=$(echo -e "${NTPC_CMD}quit" | $NTPDC_BIN)
  logger -t $0 "runtime configuration: $NTPDC_LOG"
}

function reloaddevices {
  NTPC_CMD="keyid $NTP_KEYID\npasswd $NTP_PASSWD\nifreload\n"
  NTPDC_LOG=$(echo -e "${NTPC_CMD}quit" | $NTPDC_BIN)
  logger -t $0 "runtime configuration: $NTPDC_LOG"
}

case "$1" in
  start)
    # ntpd_is_running || $0 ntptimeset
    # get the initial date from the timeservers configured in ntp.conf
    echo -n "Starting network time protocol daemon (NTPD)"
    # do we need a refclock symlink?
    parse_symlink
    # do we run chrooted?
    test "${NTPD_RUN_CHROOTED}" = "yes" && prepare_chroot

startproc $NTPD_BIN -p ${NTPD_PID_NOPREFIX} $NTPD_OPTIONS -c $NTP_CONF

if [ -n "${NTP_KEYS}" ]; then
      runtime_configuration
    fi

rc_status -v
  ;;
  stop)
    echo -n "Shutting down network time protocol daemon (NTPD)"
    killproc -p ${NTPD_PID} -TERM $NTPD_BIN
    rc_status -v
    test -n "${CHROOT_PREFIX}" && umount ${CHROOT_PREFIX}/proc 2>/dev/null
    rm -f ${NTPD_PID} 2>/dev/null
  ;;
  try-restart)
    $0 status
    if test $? = 0; then
      $0 restart $2
    else
      rc_reset        # Not running is not a failure.
    fi
    # Remember status and be quiet
    rc_status
  ;;
  restart)
    $0 stop
    $0 start $2
    rc_status
  ;;
  try-restart-iburst)
    $0 status
    if test $? = 0; then
      $0 stop
      $0 start iburst
    else
      rc_reset        # Not running is not a failure.
    fi
    # Remember status and be quiet
    rc_status
  ;;
  addserver)
    if [ -z "${NTP_KEYS}" ]; then
      echo "Runtime configuration disabled, no key file specified."
      exit 1
    fi

if test $# -lt 2; then
      echo "No servers to add specified"
      exit 1
    fi
    shift

$0 status 2>&1 >/dev/null
    if test $? = 0;
    then
      add_runtime_server "$@"
    fi
  ;;
  force-reload)
    # Does not support signalling to reload
    $0 try-restart
    rc_status
  ;;
  ntptimeset)
    if grep -v 127.127.1.0 $NTP_CONF | grep ^server >/dev/null; then
      startproc $NTPD_BIN $NTPD_OPTIONS -c $NTP_CONF -q
      notreached=1
      for i in 1 2 3 4 5 6 7 8 9 10; do
	sleep 1;
        NTPDPID=`ps ax | awk '$5 ~ /\/usr\/sbin\/ntpd/ {print $1}'`
	if [ -z "$NTPDPID" ]
	then
	  notreached=0
	  break
	fi
        echo -n " ."
      done
      if [ $notreached -eq 1 ]; then
	  kill -9 $NTPDPID
          echo " ${warn}no server reached${norm}";
      fi
    else
      echo "no server configured"
    fi
  ;;
  reload)
    echo -n "Reload network time protocol daemon (NTPD)"
    # Does not support signalling to reload
    rc_failed 3
    rc_status -v
  ;;
  status)
    checkproc -p ${NTPD_PID} $NTPD_BIN
    if test $? -eq 0; then
      ntpq -p
      echo ""
    fi
    echo -n "Checking for network time protocol daemon (NTPD): "
    checkproc -p ${NTPD_PID} $NTPD_BIN
    rc_status -v
  ;;
  *)
    echo "Usage: $0 {start|stop|status|try-restart|restart|try-restart-iburst|force-reload|reload|addserver|ntptimeset}"
    exit 1
  ;;
esac
rc_exit

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File conf.ntp.init of Package ntp (Revision f90a9e0661296218fcdcfb7aca8e6d41)

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