本文介绍了nginx服务器代理tomcat系统时,不能获取真实ip地址的解决办法,有需要的朋友参考下。
nginx代理tomcat时,tomcat获取的客户端不是客户端传过来的ip。 原因分析: nginx作为代理服务器先拦截客户端发来的请求,它再以localhost的身份转发给tomcat去处理。
解决办法: 在nginx配置中的location节点中添加:
复制代码代码示例:
proxy_set_header Host $host; proxy_set_header X-Real-IP $remote_addr; proxy_set_header REMOTE-HOST $remote_addr; proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
java中这样获取远程ip地址:
复制代码代码示例:
public static String getIpAddr(HttpServletRequest request) { String ip = request.getHeader("x-forwarded-for"); if(ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) { ip = request.getHeader("Proxy-Client-IP"); } if(ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) { ip = request.getHeader("WL-Proxy-Client-IP"); } if(ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) { ip = request.getRemoteAddr(); } return ip; }
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