获取客户端的请求IP地址

获取客户端的请求IP地址

 

/**
     * 获取IP
     * @param request
     * @return
     */
    public static String getIp(HttpServletRequest request) {
        String ip = request.getHeader("X-Forwarded-For");
        if (StringUtils.isNotEmpty(ip) && !"unKnown".equalsIgnoreCase(ip)) {
            logger.info("=====1.查看是否多个ip地址=======" + ip);
            //多次反向代理后会有多个ip值，第一个ip才是真实ip
            int index = ip.indexOf(",");
            if (index != -1) {
                return ip.substring(0, index);
            } else {
                return ip;
            }
        }
        ip = request.getHeader("X-Real-IP");
        if (StringUtils.isNotEmpty(ip) && !"unKnown".equalsIgnoreCase(ip)) {
            logger.info("=====2.查看是否多个ip地址=======" + ip);
            return ip;
        }
        return request.getRemoteAddr();
    }