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#!/bin/sh
file=/tmp/banhost
gethosts() {
logger -t "banhost[$$]" "Update $file"
wget -qO- http://winhelp2002.mvps.org/hosts.txt |awk 'BEGIN{printf "0.0.0.0"}/^0\.0\.0\.0/{printf " "$2}END{exit(!FNR)}' >$file || exit 1
echo -n $time >$file.time
exec killall -HUP dnsmasq
}
if [ "$ACTION" = ifup -a "$INTERFACE" = wan ]; then
read time </proc/uptime
time=${time%%.*}
[ -f $file -a -f $file.time ] || gethosts
read oldtime <$file.time
[ $((time - oldtime)) -lt 604800 ] || gethosts
fi