以后再用到的话，至少能起个参考作用
java实现，struts2的Action中，依赖HttpServletRequest
package net.dookoo.web.action;
import java.util.Enumeration;
import javax.servlet.http.HttpServletRequest;
import com.linktong.webframework.action.BaseAction;
/**
* 检测系列操作
*
* @author sven
* @version 1.0（新版本号）
* @see 参考的JavaDoc
*/
public class CheckAction extends BaseAction {
@Override
public int getObjCount() {
// TODO Auto-generated method stub
return 0;
}
public String getIpAddrByRequest(HttpServletRequest request) {
// String ip = request.getHeader("x-forwarded-for");
String ip = null ;
String localIP = "127.0.0.1" ;
// 反向代理标识不区分大小写，防止配置问题
Enumeration enumeration = null ;
// enumeration = request.getHeaderNames();
// System.out.println("header----------------");
// while (enumeration.hasMoreElements()) {
// String headerName = (String) enumeration.nextElement();
// System.out.println(headerName+"-"+request.getHeader(headerName));
// }
// System.out.println("header----------------");
enumeration = request.getHeaderNames();
while (enumeration.hasMoreElements()) {
String headerName = (String) enumeration.nextElement();
if ( "cdn-src-ip" .equalsIgnoreCase(headerName)) {
ip = request.getHeader(headerName);
// System.out.println("headerName:"+headerName);
break ;
}
}
// System.out.println("cdn-src-ip:" + ip);
enumeration = request.getHeaderNames();
if (ip == null || ip.length() == 0 || (ip.equalsIgnoreCase(localIP)) || "unknown" .equalsIgnoreCase(ip)) {
while (enumeration.hasMoreElements()) {
String headerName = (String) enumeration.nextElement();
if ( "x-forwarded-for" .equalsIgnoreCase(headerName)) {
ip = request.getHeader(headerName);
// System.out.println("headerName:"+headerName);
break ;
}
}
}
// System.out.println("x-forwarded-for:" + ip);
if (ip == null || ip.length() == 0 || (ip.equalsIgnoreCase(localIP)) || "unknown" .equalsIgnoreCase(ip)) {
ip = request.getHeader( "Proxy-Client-IP" );
}
// System.out.println("Proxy-Client-IP:" + request.getHeader("Proxy-Client-IP"));
if (ip == null || ip.length() == 0 || (ip.equalsIgnoreCase(localIP)) || "unknown" .equalsIgnoreCase(ip)) {
ip = request.getHeader( "WL-Proxy-Client-IP" );
}
// System.out.println("WL-Proxy-Client-IP:" + request.getHeader("WL-Proxy-Client-IP"));
if (ip == null || ip.length() == 0 || (ip.equalsIgnoreCase(localIP)) || "unknown" .equalsIgnoreCase(ip)) {
ip = request.getRemoteAddr();
}
// System.out.println("RemoteAddr:" + request.getRemoteAddr());
return ip;
}
public String checkAnonymityIP() {
try {
String ipAddr = getIpAddrByRequest(getRequest());
this .debugTrace( "check" , "检测到请求的ip地址为" + ipAddr);
// System.out.println(ipAddr);
getRequest().setAttribute( "ipAddr" , ipAddr);
} catch (Throwable e) {
this .errorTrace( "check" , e.getMessage(), e);
getRequest().setAttribute( this . ERRORMESSAGE , this . SYSTEMERROR );
return this . ERROR ;
}
return this . SUCCESS ;
}
}