android13/vendor/rockchip/common/pppoe/scrips/pppoe-status

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#!/system/bin/sh
#***********************************************************************
#
# pppoe-status
#
# Shell script to report on status of PPPoE connection
#
# Copyright (C) 2000-2001 Roaring Penguin Software Inc.
#
# $Id$
#
# This file may be distributed under the terms of the GNU General
# Public License.
#
# LIC: GPL
#
# Usage: pppoe-status [config_file]
# If config_file is omitted, defaults to /etc/ppp/pppoe.conf
#
#***********************************************************************
# Defaults
ECHO="/system/bin/log -t pppoe_status"
#ECHO=echo
SETPROP=/system/bin/setprop
PPP_DIR=/data/misc/ppp
CONFIG=$PPP_DIR/pppoe.conf
#LOG=$PPP_DIR/log
LOG=/dev/console
BUSYBOX=busybox
case "$#" in
1)
CONFIG="$1"
;;
esac
if [ ! -f "$CONFIG" -o ! -r "$CONFIG" ] ; then
$ECHO "$0: Cannot read configuration file '$CONFIG'"
exit 1
fi
. $CONFIG
PPPOE_PIDFILE="$PIDFILE.pppoe"
PPPD_PIDFILE="$PIDFILE.pppd"
if [ "$DEMAND" != "no" ] ; then
$ECHO "Note: You have enabled demand-connection; pppoe-status may be inaccurate."
fi
# If no PPPOE_PIDFILE, connection is down, unless we're using the Linux plugin
if [ "$LINUX_PLUGIN" = "" ] ; then
if [ ! -r "$PPPOE_PIDFILE" ] ; then
$ECHO "pppoe-status: Link is down (can't read pppoe PID file $PPPOE_PIDFILE)"
exit 1
fi
fi
# If no PPPD_PIDFILE, something fishy!
if [ ! -r "$PPPD_PIDFILE" ] ; then
$ECHO "pppoe-status: Link is down (can't read pppd PID file $PPPD_PIDFILE)"
exit 1
fi
PPPD_PID=`cat "$PPPD_PIDFILE"`
# Sigh. Some versions of pppd put PID files in /var/run; others put them
# in /etc/ppp. Since it's too messy to figure out what pppd does, we
# try both locations.
for i in $PPP_DIR/ppp*.pid /var/run/ppp*.pid ; do
if [ -r $i ] ; then
PID=`cat $i`
$ECHO "$i:$PID $PPPD_PIDFILE:$PPPD_PID"
if [ "$PID" = "$PPPD_PID" ] ; then
IF=`$BUSYBOX basename $i .pid`
$BUSYBOX netstat -rn | $BUSYBOX grep " ${IF}\$" > /dev/null
#$BUSYBOX ifconfig $IF | $BUSYBOX grep "UP. *POINTOPOINT" > /dev/null
if [ "$?" != "0" ] ; then
$ECHO "pppoe-status: Link is attached to $IF, but $IF is down"
exit 1
fi
$ECHO "pppoe-status: Link is up and running on interface $IF"
$SETPROP "pppoe.interface" $IF
$BUSYBOX ifconfig $IF
exit 0
fi
fi
done
$ECHO "pppoe-status: Link is down -- could not find interface corresponding to"
$ECHO "pppd pid $PPPD_PID"
exit 1