package/network/udhcp/rocknet_udhcp.sh

   1 # --- T2-COPYRIGHT-NOTE-BEGIN ---
   2 # This copyright note is auto-generated by ./scripts/Create-CopyPatch.
   3 #
   4 # T2 SDE: package/.../udhcp/rocknet_udhcp.sh
   5 # Copyright (C) 2004 - 2005 The T2 SDE Project
   6 #
   7 # More information can be found in the files COPYING and README.
   8 #
   9 # This program is free software; you can redistribute it and/or modify
  10 # it under the terms of the GNU General Public License as published by
  11 # the Free Software Foundation; version 2 of the License. A copy of the
  12 # GNU General Public License can be found in the file COPYING.
  13 # --- T2-COPYRIGHT-NOTE-END ---
  14
  15 public_udhcp() {
  16         local opt_nodns=
  17         local HOSTNAME="`hostname`" cmdline=
  18         [ "$HOSTNAME" == "(none)" ] && HOSTNAME=
  19
  20         [ "$CANUSESERVICE" == "1" ] && cmdline="exec "
  21
  22         cmdline="$cmdline /usr/sbin/udhcpc ${HOSTNAME:+-h $HOSTNAME} -i $if"
  23         cmdline="$cmdline -s /etc/udhcp/t2-default.script"
  24
  25         while [ $# -ge 1 ]; do
  26                 case "$1" in
  27                         nodns)  opt_nodns=1     ;;
  28                         *)      echo "WARNING: udhcp doesn't understand '$1'"
  29                                 ;;
  30                 esac
  31                 shift
  32         done
  33
  34         if [ "$opt_nodns" ]; then
  35                 cmdline="export UPDATE_RESOLVCONF=0;
  36 $cmdline"
  37         fi
  38
  39         if [ "$CANUSESERVICE" == "1" ]; then
  40                 addcode up 5 1 "service_create $if '$cmdline -f' \
  41                         'sleep 2 ; ip link set $if down'"
  42                 addcode down 5 1 "service_destroy $if"
  43         else
  44                 addcode up   5 5 "$cmdline"
  45                 addcode down 5 5 "killall -TERM udhcpc"
  46                 addcode down 5 5 "sleep 2 ; ip link set $if down"
  47         fi
  48 }