config tool:Fix tap name filter error
when tap name is number, it will lead to failure of
adding tap dev, fix it.
@@ -52,7 +52,7 @@ function unbind_device() {
function create_tap() {
# create a unique tap device for each VM
tap=$1
- tap_exist=$(ip a | grep "$tap" | awk '{print $1}')
+ tap_exist=$(ip a | grep "$tap: " | awk '{print $1}')
if [ "$tap_exist"x != "x" ]; then
echo "$tap TAP device already available, reusing it."
else
