---

layout: post
categories: shell
title: Shell 获得外网IP
date: 2018-08-30 14:33:33 +0800
description: shell 获得服务器的外网地址

keywords: shell

阿里云外网服务器如何获得外网IP。

看这里

#Function: gtIp  
#Author: zhangjianxin  
#Time: 2018-08-30  
#! /bin/bash  
  
  
bashpath=$(cd `dirname $0`; pwd)  
brokerName=dev_rocketmq_4.3.0  
#########################setting#######################  
URL="http://ip.cn/"  
Result=`curl -o /dev/null -s -m 10 --connect-timeout 10 -w %{http_code} $URL`  
Test=`echo $Result`  
if [ "$Test" == "200" ]  
then  
	curl -s -o $bashpath/ip.html ${URL}  
	echo "search inter ip "  
        ip=$(cat ${bashpath}/ip.html  | sed  's/：/ /g' | awk '{print$3}')  
	echo $ip  
    rm ${bashpath}/ip.html  
fi  

    awk '!seen[$0]++' <filename> # 去重行  

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