#!/bin/sh
# vim: set noexpandtab tabstop=4 shiftwidth=4 softtabstop=4 :

INTERFACE="$1"
HOST="proof.ovh.net"

trap : HUP INT TERM
if [ -z "$INTERFACE" ]; then
	curl -6 http://$HOST/files/10Gio.dat >/dev/null || echo
else
	hostip=$(dig +short A $HOST | tr -d "\n")
	ipset add ss_rules6_dst_bypass_all $hostip
	curl -6 --interface $INTERFACE http://$HOST/files/10Gio.dat >/dev/null || echo
	ipset del ss_rules6_dst_bypass_all $hostip
fi