bin/set_arpgw

#!/bin/sh
#
# Copyright (C) 2011 The Android Open Source Project
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#      http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
#
# Set the ARP gateway.

FLAGS_HELP="Usage:
  $(basename $0)
  $(basename $0) [true | false]

Turn on extra network state checking to make sure the default gateway
is reachable.
"

. /usr/share/misc/shflags

FLIMFLAM=org.chromium.flimflam
IMANAGER=$FLIMFLAM.Manager

usage() {
  echo "$*"
  echo
  flags_help
  exit 1
}

dbus () {
  local obj=$1
  local meth=$2
  shift 2

  dbus-send --system --print-reply --fixed --dest=$FLIMFLAM "$obj" "$meth" "$@"
}

get_manager () {
  dbus / $IMANAGER.GetProperties | sed -n "/$1/s/.* //p"
}

display_arpgw () {
  local arpgw=$(get_manager ArpGateway)

  if [ -n "$arpgw" ] ; then
    echo "Current Gateway ARP setting: " $arpgw
    exit 0
  fi

  echo "This Flimflam instance does not support ArpGateway"
  exit 0
}

FLAGS "$@" || exit 1
eval set -- "${FLAGS_ARGV}"

if [ $# -lt 1 ]; then
    display_arpgw
fi

set_arpgw=$1

if [ $set_arpgw != false -a $set_arpgw != true ] ; then
    usage "Argument must be 'true' or 'false'"
fi

dbus / $IMANAGER.SetProperty string:"ArpGateway" variant:boolean:$set_arpgw