#!/bin/sh

# By Thierry Nkaoua.
# All comments welcome to <tnka@linux-sottises.net>.
#
# Check every IPDELAY seconds that IP exists for ppp0 (better than ping...);
# this is obtained by scanning "ifconfig ppp0" return (function getip()). If
# ppp0 is down, then the adsl script is restarted to get a new connection.

# Please modify the following file according to your configuration.
# Added by <wsapplegate@postmaster.co.uk>.
. /etc/adsl.conf

# Check IPs from ifconfig
getip() {
	IP=`$IFCONFIG/ifconfig ppp0 | fgrep "inet ad" | cut -f2 -d":" | cut -f1 -d" "`
}
echo "Starting checkip: " >> $LOG

# Check if ppp0 is up; if it is not, restart the connection.
while true; do
	sleep $IPDELAY
	getip
	if ! [ "$IP" ]; then
		$ADSL/adsl restart &
		break
	fi
done