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-rw-r--r--package/firewall/Makefile4
-rw-r--r--package/firewall/files/lib/core_redirect.sh15
2 files changed, 15 insertions, 4 deletions
diff --git a/package/firewall/Makefile b/package/firewall/Makefile
index 3c5e10fe9..746cca488 100644
--- a/package/firewall/Makefile
+++ b/package/firewall/Makefile
@@ -1,5 +1,5 @@
#
-# Copyright (C) 2008-2011 OpenWrt.org
+# Copyright (C) 2008-2012 OpenWrt.org
#
# This is free software, licensed under the GNU General Public License v2.
# See /LICENSE for more information.
@@ -9,7 +9,7 @@ include $(TOPDIR)/rules.mk
PKG_NAME:=firewall
PKG_VERSION:=2
-PKG_RELEASE:=43
+PKG_RELEASE:=44
include $(INCLUDE_DIR)/package.mk
diff --git a/package/firewall/files/lib/core_redirect.sh b/package/firewall/files/lib/core_redirect.sh
index a3e70d40d..fe396c1c1 100644
--- a/package/firewall/files/lib/core_redirect.sh
+++ b/package/firewall/files/lib/core_redirect.sh
@@ -34,7 +34,17 @@ fw_load_redirect() {
return 0
}
- fwdchain="zone_${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