From e649a10f07210cabd4be2c6beafbf019d9c2e28b Mon Sep 17 00:00:00 2001
From: "Craig M. Coffee" <cmcoffee@gmail.com>
Date: Mon, 10 May 2010 02:04:52 +0000
Subject: [PATCH] multiwan: Changed failover probabilities for
 MultiWanLoadBalancer

SVN-Revision: 21414
---
 net/multiwan/Makefile               |  2 +-
 net/multiwan/files/usr/bin/multiwan | 19 +++++++++++++------
 2 files changed, 14 insertions(+), 7 deletions(-)

diff --git a/net/multiwan/Makefile b/net/multiwan/Makefile
index fc17cbce2..9948753b2 100644
--- a/net/multiwan/Makefile
+++ b/net/multiwan/Makefile
@@ -8,7 +8,7 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=multiwan
-PKG_VERSION:=1.0.5
+PKG_VERSION:=1.0.6
 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 6f48108eb..78eb86c2b 100755
--- a/net/multiwan/files/usr/bin/multiwan
+++ b/net/multiwan/files/usr/bin/multiwan
@@ -664,8 +664,13 @@ i=0
 while [ $i -lt $wancount ]; do 
 i=`expr $i + 1` 
 group=$(query_config group $i)
+failchk=$(query_config failchk $group)
+gateway=$(query_config gateway $group)
+ifname=$(query_config ifname $group)
 weight=`uci -q -P /var/state get multiwan.${group}.weight`
-total_weight=$(expr $total_weight + $weight)
+        if [ "$gateway" != "x" -a "$ifname" != "x" -a "$failchk" != "x" -a "$weight" != "disable" ]; then
+                total_weight=$(expr $total_weight + $weight)
+        fi
 done
 
 i=0
@@ -682,11 +687,13 @@ if [ "$gateway" != "x" -a "$ifname" != "x" -a "$failchk" != "x" -a "$weight" !=
 nexthop="$nexthop nexthop via $gateway dev $ifname weight $weight"
 rand_probability=$(expr $(expr $weight \* 100) / $total_weight)
 
-	if [ $rand_probability -lt 10 ]; then
-		rand_probability="0.0${rand_probability}"
-	else 
-		rand_probability="0.${rand_probability}"
-	fi
+        if [ $rand_probability -lt 10 ]; then
+                rand_probability="0.0${rand_probability}"
+        elif [ $rand_probability -lt 100 ]; then
+                rand_probability="0.${rand_probability}"
+        else
+                rand_probability="1.0"
+        fi
 
 	if [ -z "$CHKFORMODULE" ]; then
 		iptables -A MultiWanLoadBalancer -t mangle -m mark --mark 0x123 -m statistic --mode random --probability $rand_probability -j FW${i}MARK
-- 
2.30.2