From 84c2881946d389e9ef241cfbf7434d7dca598196 Mon Sep 17 00:00:00 2001
From: mitty <mitty@7d2118f6-f56c-43e7-95a2-4bb3031d96e7>
Date: Tue, 30 Jun 2009 13:50:47 +0000
Subject: [PATCH]  * abort if fail to bind IP address to NIC    * no DHCPd,
 disconnecting cables, etc...

git-svn-id: https://lab.mitty.jp/svn/lab/trunk@7 7d2118f6-f56c-43e7-95a2-4bb3031d96e7
---
 iproute/setroute.sh |    5 +++++
 1 file changed, 5 insertions(+)

diff --git a/iproute/setroute.sh b/iproute/setroute.sh
index f493901..668fc59 100644
--- a/iproute/setroute.sh
+++ b/iproute/setroute.sh
@@ -28,6 +28,11 @@ fi
 
 # get IP address, network mask, default gateway info
 IPADDR=`/sbin/ip addr show dev ${IFACE} | grep -w inet | cut -d t -f 2 | cut -d ' ' -f 2 | cut -d / -f 1`
+if [ -z ${IPADDR} ]; then
+    # fail to bind IP address to device
+    echo "${IFACE} has no IP address."
+    exit
+fi
 NETWORK=`/sbin/ip route show dev ${IFACE} | grep -w ${IPADDR} | cut -d ' ' -f 1`
 
 if [ -z "${GATEWAY}" ]; then
-- 
1.7.9.5