diff options
Diffstat (limited to 'package/firewall/files/lib')
| -rw-r--r-- | package/firewall/files/lib/core_redirect.sh | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/package/firewall/files/lib/core_redirect.sh b/package/firewall/files/lib/core_redirect.sh index a3e70d4..fe396c1 100644 --- a/package/firewall/files/lib/core_redirect.sh +++ b/package/firewall/files/lib/core_redirect.sh @@ -34,7 +34,17 @@ fw_load_redirect() { return 0 } - fwdchain="zone_${redirect_src}${redirect_dest_ip:+_forward}" + fwdopt="" + fwdchain="" + + # Check whether only ports are given or whether the given dest ip is local, + # in this case match only DNATed traffic and allow it on input, not forward + if [ -z "$redirect_dest_ip" ] || /sbin/ifconfig | grep -qE "addr:${redirect_dest_ip//./\\.}\b"; then + fwdopt="-m conntrack --ctstate DNAT" + fwdchain="zone_${redirect_src}" + else + fwdchain="zone_${redirect_src}_forward" + fi natopt="--to-destination" natchain="zone_${redirect_src}_prerouting" @@ -106,10 +116,11 @@ fw_load_redirect() { fw add $mode f ${fwdchain:-forward} ACCEPT + \ { $redirect_src_ip $redirect_dest_ip } { \ - $srcaddr ${destaddr:--m conntrack --ctstate DNAT} \ + $srcaddr $destaddr \ $pr \ $srcports $destports \ ${sm:+-m mac $sm} \ + $fwdopt \ $redirect_extra \ } done |