ntp-client.init

   1 #!/bin/sh
   2 #
   3 # ntpdate               This shell script synchronizes time with ntpdate (NTP client)
   4 #
   5 # chkconfig:    2345 16 89
   6 # description:  ntpdate is the NTP client.
   7
   8 # Source function library.
   9 . /etc/rc.d/init.d/functions
  10
  11 upstart_controlled
  12
  13 # Source networking configuration.
  14 . /etc/sysconfig/network
  15
  16 # if not specified in config
  17 NTPDATE_USER="ntp"
  18
  19 # Source ntp configuration
  20 . /etc/sysconfig/ntpdate
  21
  22 # Check that networking is up.
  23 if is_yes "${NETWORKING}"; then
  24         if [ ! -f /var/lock/subsys/network -a "$1" != stop -a "$1" != status ]; then
  25                 msg_network_down "ntpdate"
  26                 exit 1
  27         fi
  28 else
  29         exit 0
  30 fi
  31
  32 ntpdate_background() {
  33         /usr/sbin/ntpdate -s ${NTPDATE_USER:+-U $NTPDATE_USER} $NTPDATE_OPTIONS $NTPDATE_SERVERS || return $?
  34
  35         if is_yes "$SYNC_HWCLOCK"; then
  36                 /sbin/hwclock --systohc
  37         fi
  38 }
  39
  40 start() {
  41         show "Syncing time with ntpdate (backgrounding)"
  42         ntpdate_background &
  43         touch /var/lock/subsys/ntpdate
  44         ok
  45 }
  46
  47 stop() {
  48         rm -f /var/lock/subsys/ntpdate
  49 }
  50
  51 RETVAL=0
  52 # See how we were called.
  53 case "$1" in
  54 start)
  55         start
  56         ;;
  57 stop)
  58         stop
  59         ;;
  60 restart|force-reload)
  61         stop
  62         start
  63         ;;
  64 *)
  65         msg_usage "$0 {start|restart|force-reload}"
  66         exit 3
  67 esac
  68
  69 exit $RETVAL