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#!/bin/sh
stopfile=/tmp/l2tpns.stop
first=`date +%s`
min_first_time=3
restart_delay=5
prog=${0##*/}
while :
do
echo "`date`: Starting l2tpns $@"
start=`date +%s`
/usr/sbin/l2tpns ${1+"$@"}
RETVAL=$?
stop=`date +%s`
t=$(($stop - $start));
first=$(($stop - $first));
echo "`date`: l2tpns exited after $t seconds, status $RETVAL"
if [ $first -lt $min_first_time ]; then
echo "`date`: l2tpns exited immediately, $prog exiting"
exit $RETVAL
fi
if [ -f $stopfile ]; then
ls -l $stopfile
echo "`date`: stop file found, $prog exiting"
exit
fi
sleep $restart_delay
done >>/var/log/$prog 2>&1 & # execute in background
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