From: Steven Barth <cyrus@openwrt.org>
Date: Wed, 27 Aug 2008 14:04:52 +0000 (+0000)
Subject: firewall: Added support for port-ranges as firstPort-lastPort to redirect sections
X-Git-Tag: reboot~25713
X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=24c318dfe70238722672ae248d1c30715dc40b2b;p=openwrt%2Fstaging%2Fpepe2k.git

firewall: Added support for port-ranges as firstPort-lastPort to redirect sections

SVN-Revision: 12396
---

diff --git a/package/firewall/files/uci_firewall.sh b/package/firewall/files/uci_firewall.sh
index f6e82bcb69..c488c19424 100755
--- a/package/firewall/files/uci_firewall.sh
+++ b/package/firewall/files/uci_firewall.sh
@@ -229,6 +229,17 @@ fw_redirect() {
 		echo "dport may only be used it proto is defined"; return; }
 	[ -n "$src_port" -a -z "$proto" ] && { \
 		echo "sport may only be used it proto is defined"; return; }
+
+	src_port_first=${src_port%-*}
+	src_port_last=${src_port#*-}
+	[ "$src_port_first" -ne "$src_port_last" ] && { \
+		src_port="$src_port_first:$src_port_last"; }
+
+	src_dport_first=${src_dport%-*}
+	src_dport_last=${src_dport#*-}
+	[ "$src_dport_first" -ne "$src_dport_last" ] && { \
+		src_dport="$src_dport_first:$src_dport_last"; }
+
 	$IPTABLES -A zone_${src}_prerouting -t nat \
 		${proto:+-p $proto} \
 		${src_ip:+-s $src_ip} \
@@ -236,6 +247,12 @@ fw_redirect() {
 		${src_dport:+--dport $src_dport} \
 		${src_mac:+-m mac --mac-source $src_mac} \
 		-j DNAT --to-destination $dest_ip${dest_port:+:$dest_port}
+
+	dest_port_first=${dest_port%-*}
+	dest_port_last=${dest_port#*-}
+	[ "$dest_port_first" -ne "$dest_port_last" ] && { \
+		dest_port="$dest_port_first:$dest_port_last"; }
+
 	$IPTABLES -I zone_${src}_forward 1 \
 		${proto:+-p $proto} \
 		-d $dest_ip \