getIp.sh

有时候安装虚拟机后，没有IPV4，利用此脚本，反复启动network，直到获得IP为止。

#!/bin/bashi=0failed="go"while [ "x${failed}"!="x" ];do    let i+=1    echo "Try to get ip $i"    failed=`service network restart|grep "eth0.*failed"`doneecho "Get ip successfully after tried $i"