net/ntpclient/files/ntpclient.hotplug

   1 #!/bin/sh
   2 # Copyright (C) 2006 OpenWrt.org
   3
   4 . /etc/functions.sh
   5
   6 DONE=0
   7 config_cb() {
   8         local cfg="$CONFIG_SECTION"
   9         local cfgtype
  10         config_get cfgtype "$cfg" TYPE
  11
  12         # initial frequency offset, if configured
  13         case "$cfgtype" in
  14                 ntpdrift)
  15                         config_get freq         $cfg freq
  16
  17                         if [ ! "$freq" = "" ]; then
  18                                 adjtimex -f $freq
  19                         fi
  20                 ;;
  21         esac
  22
  23         case "$cfgtype" in
  24                 ntpclient)
  25                         config_get hostname     $cfg hostname
  26                         config_get port         $cfg port
  27                         config_get count        $cfg count
  28
  29                         [ "$DONE" = "1" ] && exit 0
  30                         ps | grep 'bin/[n]tpclient' >&- || {
  31                                 route -n 2>&- | grep '^0.0.0.0' >&- && {
  32                                         /usr/sbin/ntpclient -c ${count:-1} -s -h $hostname -p ${port:-123} 2>&- >&- && DONE=1
  33                                 }
  34                         }
  35                 ;;
  36         esac
  37 }
  38 case "${ACTION:-ifup}" in
  39         ifup)
  40                 config_load ntpclient&
  41         ;;
  42         ifdown)
  43                 route -n 2>&- | grep '^0.0.0.0' >&- || killall ntpclient 2>&- >&-
  44         ;;
  45 esac