vm/network: place anti-spoof rules in 'raw' table

This commit is contained in:
Marek Marczykowski 2012-03-03 01:30:04 +01:00
parent 720bc5c67e
commit 4d6899827d

View File

@ -30,13 +30,13 @@ case "$command" in
ifconfig ${vif} up
echo 1 >/proc/sys/net/ipv4/conf/${vif}/proxy_arp
ipcmd='replace'
iptables_cmd='-I FORWARD 1'
iptables_cmd='-I PREROUTING 1'
cmdprefix=''
;;
offline)
do_without_error ifdown ${vif}
ipcmd='del'
iptables_cmd='-D FORWARD'
iptables_cmd='-D PREROUTING'
cmdprefix='do_without_error'
;;
esac
@ -47,7 +47,7 @@ if [ "${ip}" ] ; then
for addr in ${ip} ; do
${cmdprefix} ip route ${ipcmd} ${addr} dev ${vif} || true
done
echo ${cmdprefix} iptables $iptables_cmd -i ${vif} \! -s ${ip} -j DROP
echo ${cmdprefix} iptables -t raw $iptables_cmd -i ${vif} \! -s ${ip} -j DROP
${cmdprefix} iptables $iptables_cmd -i ${vif} \! -s ${ip} -j DROP
fi