#!/bin/sh
#
# This is run after PPPoE goes down.
#

CYCLE=/usr/local/bin/cycle
STAMP=/tmp/adsl-cycle.stamp
PORT=/dev/ttyS1		# Port with the relay attached

if test \! -x $CYCLE ; then
	exit 1
fi

#
# There are different failures: loss of sync, PPPoE server crash,
# and a microcode lockup. Modem needs a long time to reconnect.
# If we trip power every time when we restart PPP, we have to
# wait too long in every cycle. Instead, we allow the modem
# to reconnect asynchronously from PPP retry cycle.
#
if test -f $STAMP; then
	flag=$(find $STAMP -mmin +3 -exec echo "NEWER" \; 2>/dev/null)
	if test "$flag" = "NEWER"; then
		logger -t "adsl-lost" -p daemon.notice "Cycling modem power"
		$CYCLE $PORT > /dev/null 2> /dev/null < /dev/null
		date > $STAMP
	fi
else
	touch $STAMP
fi

exit 0