X-Git-Url: http://lab.mitty.jp/git/?a=blobdiff_plain;f=iproute%2Fsetroute.sh;h=2ff477e2eda3bf5100bd75967e63b3c4fa90ccdf;hb=39eda0b67765385af21a00eb6d61e1d9b9915e51;hp=f4939012373ec79a6e5144a060c915e755375f82;hpb=8c804d83125c275fd3c5ef8e32b002e2f785a6b3;p=lab.git

diff --git a/iproute/setroute.sh b/iproute/setroute.sh
index f493901..2ff477e 100644
--- a/iproute/setroute.sh
+++ b/iproute/setroute.sh
@@ -1,5 +1,8 @@
 #!/bin/sh
 
+# set individualized routing table and policy for each network device
+
+
 set -x
 
 ## INTERFACES(5)
@@ -28,6 +31,11 @@ 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