package com.kidgrow.common.utils;
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import cn.hutool.core.util.StrUtil;
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import lombok.extern.slf4j.Slf4j;
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import javax.servlet.http.HttpServletRequest;
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import java.net.InetAddress;
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import java.net.UnknownHostException;
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/**
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* 石家庄喜高科技有限责任公司 版权所有 © Copyright 2020<br>
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*
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* @Description: <br>
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* @Project: <br>
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* @CreateDate: Created in 2020/2/21 13:34 <br>
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* @Author: <a href="4345453@kidgrow.com">liuke</a>
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*/
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@Slf4j
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public class AddrUtil {
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private final static String UNKNOWN_STR = "unknown";
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/**
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* 获取客户端IP地址
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*/
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public static String getRemoteAddr(HttpServletRequest request) {
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String ip = request.getHeader("X-Forwarded-For");
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if (isEmptyIP(ip)) {
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ip = request.getHeader("Proxy-Client-IP");
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if (isEmptyIP(ip)) {
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ip = request.getHeader("WL-Proxy-Client-IP");
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if (isEmptyIP(ip)) {
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ip = request.getHeader("HTTP_CLIENT_IP");
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if (isEmptyIP(ip)) {
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ip = request.getHeader("HTTP_X_FORWARDED_FOR");
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if (isEmptyIP(ip)) {
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ip = request.getRemoteAddr();
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if ("127.0.0.1".equals(ip) || "0:0:0:0:0:0:0:1".equals(ip)) {
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// 根据网卡取本机配置的IP
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ip = getLocalAddr();
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}
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}
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}
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}
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}
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} else if (ip.length() > 15) {
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String[] ips = ip.split(",");
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for (int index = 0; index < ips.length; index++) {
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String strIp = ips[index];
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if (!isEmptyIP(ip)) {
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ip = strIp;
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break;
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}
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}
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}
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return ip;
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}
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private static boolean isEmptyIP(String ip) {
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if (StrUtil.isEmpty(ip) || UNKNOWN_STR.equalsIgnoreCase(ip)) {
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return true;
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}
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return false;
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}
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/**
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* 获取本机的IP地址
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*/
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public static String getLocalAddr() {
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try {
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return InetAddress.getLocalHost().getHostAddress();
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} catch (UnknownHostException e) {
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log.error("InetAddress.getLocalHost()-error", e);
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}
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return "";
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}
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}
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