| 提交 | 用户 | 时间 | ||
| 71e81e | 1 | package cn.stylefeng.guns.modular.kb.utils; |
| 懒 | 2 | |
| 3 | import javax.servlet.http.HttpServletRequest; | |
| 4 | ||
| 5 | /** | |
| 6 | * @Author: ll | |
| 7 | * @Date: 2021/4/1 9:20 | |
| 8 | * @Version 1.0 | |
| 9 | */ | |
| 10 | public class IPUtil { | |
| 11 | //获取ip地址 | |
| 12 | public static String getRealIp(HttpServletRequest request) { | |
| 13 | String ip = request.getHeader("x-forwarded-for"); | |
| 14 | System.out.println("x-forwarded-for ip: " + ip); | |
| 15 | if (ip != null && ip.length() != 0 && !"unknown".equalsIgnoreCase(ip)) { | |
| 16 | // 多次反向代理后会有多个ip值，第一个ip才是真实ip | |
| 17 | if( ip.indexOf(",")!=-1 ){ | |
| 18 | ip = ip.split(",")[0]; | |
| 19 | } | |
| 20 | } | |
| 21 | if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) { | |
| 22 | ip = request.getHeader("Proxy-Client-IP"); | |
| 23 | } | |
| 24 | if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) { | |
| 25 | ip = request.getHeader("WL-Proxy-Client-IP"); | |
| 26 | } | |
| 27 | if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) { | |
| 28 | ip = request.getHeader("HTTP_CLIENT_IP"); | |
| 29 | } | |
| 30 | if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) { | |
| 31 | ip = request.getHeader("HTTP_X_FORWARDED_FOR"); | |
| 32 | } | |
| 33 | if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) { | |
| 34 | ip = request.getHeader("X-Real-IP"); | |
| 35 | } | |
| 36 | if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) { | |
| 37 | ip = request.getRemoteAddr(); | |
| 38 | } | |
| 39 | return ip; | |
| 40 | } | |
| 41 | } | |
