From fd1cc0b21a60cdd96e2cca7fec47d25d0287d7c9 Mon Sep 17 00:00:00 2001
From: "Craig M. Coffee" <cmcoffee@gmail.com>
Date: Mon, 10 May 2010 15:19:34 +0000
Subject: [PATCH] multiwan: Tweaked probability for random packet selection

SVN-Revision: 21415
---
 net/multiwan/Makefile               | 2 +-
 net/multiwan/files/usr/bin/multiwan | 5 ++++-
 2 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/net/multiwan/Makefile b/net/multiwan/Makefile
index 9948753b2..d7c98dfbe 100644
--- a/net/multiwan/Makefile
+++ b/net/multiwan/Makefile
@@ -8,7 +8,7 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=multiwan
-PKG_VERSION:=1.0.6
+PKG_VERSION:=1.0.7
 PKG_RELEASE:=1
 
 include $(INCLUDE_DIR)/package.mk
diff --git a/net/multiwan/files/usr/bin/multiwan b/net/multiwan/files/usr/bin/multiwan
index 78eb86c2b..7e5a735b7 100755
--- a/net/multiwan/files/usr/bin/multiwan
+++ b/net/multiwan/files/usr/bin/multiwan
@@ -636,6 +636,7 @@ local weight
 local nexthop
 local pre_nexthop_chk
 local rand_probability
+local last_probability
 local total_weight
 local i
 
@@ -657,6 +658,7 @@ ip route flush table 123 > /dev/null 2>&1
          done
 
 total_weight=0
+last_probability=0
 
 iptables -F MultiWanLoadBalancer -t mangle
 
@@ -685,7 +687,8 @@ weight=`uci -q -P /var/state get multiwan.${group}.weight`
 
 if [ "$gateway" != "x" -a "$ifname" != "x" -a "$failchk" != "x" -a "$weight" != "disable" ]; then
 nexthop="$nexthop nexthop via $gateway dev $ifname weight $weight"
-rand_probability=$(expr $(expr $weight \* 100) / $total_weight)
+rand_probability=$(expr $(expr $weight \* 100) / $total_weight + $last_probability)
+last_probability=$rand_probability
 
         if [ $rand_probability -lt 10 ]; then
                 rand_probability="0.0${rand_probability}"
-- 
2.30.2