content: package org.zeus.common.util;
  
  
  import lombok.extern.slf4j.Slf4j;
  import org.springframework.stereotype.Component;
  
  import javax.servlet.http.HttpServletRequest;
  import java.net.InetAddress;
  import java.net.UnknownHostException;
  
  
  /**
   * @author aichaellee
   */
  @Slf4j
  @Component
  public class IpInfoUtil {
  
  
      /**
       * 获取客户端IP地址
       * @param request 请求
       * @return
       */
      public 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();
              if (ip.equals("127.0.0.1")) {
                  //根据网卡取本机配置的IP
                  InetAddress inet = null;
                  try {
                      inet = InetAddress.getLocalHost();
                  } catch (UnknownHostException e) {
                      e.printStackTrace();
                  }
                  ip = inet.getHostAddress();
              }
          }
          // 对于通过多个代理的情况，第一个IP为客户端真实IP,多个IP按照','分割
          if (ip != null && ip.length() > 15) {
              if (ip.indexOf(",") > 0) {
                  ip = ip.substring(0, ip.indexOf(","));
              }
          }
          if("0:0:0:0:0:0:0:1".equals(ip)){
              ip="127.0.0.1";
          }
          return ip;
      }
  
  }
  