From e3d36451311815f202ddd84885315aa7e4fd2f04 Mon Sep 17 00:00:00 2001
From: Serghey Rodin <serghey.rodin@gmail.com>
Date: Fri, 11 Oct 2013 00:54:42 +0300
Subject: [PATCH] improved verifcation for aws workaround

---
 bin/v-update-sys-ip | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/bin/v-update-sys-ip b/bin/v-update-sys-ip
index 181b05ef0..c8dea4efd 100755
--- a/bin/v-update-sys-ip
+++ b/bin/v-update-sys-ip
@@ -42,8 +42,8 @@ ip_num=$(echo "$ip_list" | wc -l)
 vst_ip_list=$(ls $VESTA/data/ips/)
 vst_ip_num=$(echo "$vst_ip_list" | wc -l)
 
-if [ "$ip_num" -eq '1' ] && [ "$vst_ip_num" -eq '1' ]; then
-    if [ "$ip_list" !=  "$vst_ip_list" ]; then
+if [ ! -z "$vst_ip_list" ] && [ "$vst_ip_num" -eq '1' ]; then
+    if [ $ip_num -eq 1 ] && [ "$ip_list" != "$vst_ip_list" ]; then
         new=$ip_list
         old=$vst_ip_list
         mv $VESTA/data/ips/$old $VESTA/data/ips/$new