HTTP基本认证

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以前就挺好奇路由器认证时的弹窗是怎么做的。今天看了HTTP权威指南的HTTP基本认证基本上了解了。这里放一个JSP的示例,更多资料可以看HTTP权威指南的基本认证机制章节,或者参考后面的文章。

<%@page import="org.apache.http.HttpStatus"%>
<%@page import="org.apache.http.HttpHeaders"%>
<%@page import="org.apache.commons.codec.binary.Base64"%>
<%@page import="org.jboss.netty.handler.codec.base64.Base64Decoder"%>
<%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%>
<%
	boolean auth = false;
	String pswd = request.getHeader(HttpHeaders.AUTHORIZATION);
	if(pswd != null && pswd.length() > 6) {
		pswd = pswd.substring(6);
		pswd = new String(Base64.decodeBase64(pswd));
		if(pswd.equals("root:root")) {
			auth = true;
		}
	}
	if(!auth) {
		response.setStatus(HttpStatus.SC_UNAUTHORIZED);
		response.setHeader(HttpHeaders.WWW_AUTHENTICATE, "Basic Realm=\"acgist\"");
	}
%>
<!DOCTYPE html>
<html>
<head>
<title>授权测试</title>
</head>
<body>

</body>
</html>

参考文章:http://www.jianshu.com/p/3e2d8ad24fec