/*
* Copyright ( c ) 2002 , 2021 , Oracle and / or its affiliates . All rights reserved .
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER .
*
* This code is free software ; you can redistribute it and / or modify it
* under the terms of the GNU General Public License version 2 only , as
* published by the Free Software Foundation .
*
* This code is distributed in the hope that it will be useful , but WITHOUT
* ANY WARRANTY ; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE . See the GNU General Public License
* version 2 for more details ( a copy is included in the LICENSE file that
* accompanied this code ) .
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work ; if not , write to the Free Software Foundation ,
* Inc . , 51 Franklin St , Fifth Floor , Boston , MA 02110 - 1301 USA .
*
* Please contact Oracle , 500 Oracle Parkway , Redwood Shores , CA 94065 USA
* or visit www . oracle . com if you need additional information or have any
* questions .
*/
/**
* @ test
* @ bug 4678055
* @ library / test / lib
* @ run main / othervm B4678055
* @ run main / othervm - Djava . net . preferIPv6Addresses = true B4678055
* @ summary Basic Authentication fails with multiple realms
*/
import java.io.IOException;
import java.io.InputStream;
import java.io.PrintWriter;
import java.net.Authenticator;
import java.net.InetAddress;
import java.net.InetSocketAddress;
import java.net.PasswordAuthentication;
import java.net.ProxySelector;
import java.net.URL;
import java.net.URLConnection;
import java.util.concurrent.Executors;
import com.sun.net.httpserver.HttpExchange;
import com.sun.net.httpserver.HttpHandler;
import com.sun.net.httpserver.HttpServer;
import jdk.test.lib.net.URIBuilder;
public class B4678055 implements HttpHandler {
static volatile int count = 0 ;
static volatile String authstring;
private void errorReply(HttpExchange req, String reply) throws IOException {
req.getResponseHeaders().set("Connection" , "close" );
req.getResponseHeaders().set("WWW-Authenticate" , reply);
req.sendResponseHeaders(401 , -1 );
}
private void okReply (HttpExchange req) throws IOException {
req.sendResponseHeaders(200 , 0 );
try (PrintWriter pw = new PrintWriter(req.getResponseBody())) {
pw.print("Hello ." );
}
}
public void handle (HttpExchange req) {
try {
System.out.println("Server handling case: " + count);
if (req.getRequestHeaders().get("Authorization" ) != null ) {
authstring = req.getRequestHeaders().get("Authorization" ).get(0 );
System.out.println(authstring);
}
switch (count) {
case 0 :
errorReply (req, "Basic realm=\" wallyworld\"" );
break ;
case 1 :
/* client stores a username/pw for wallyworld
*/
okReply (req);
break ;
case 2 :
/* emulates a server that has configured a second
* realm , but by misconfiguration uses the same
* realm string as the previous one .
*
* An alternative ( more likely ) scenario that shows this behavior is
* the case where the password in the original realm has changed
*/
errorReply (req, "Basic realm=\" wallyworld\"" );
break ;
case 3 :
/* The client replies with the username/password
* from the first realm , which is wrong ( unexpectedly )
*/
errorReply (req, "Basic realm=\" wallyworld\"" );
break ;
case 4 :
/* The client re-prompts for a password and
* we now reply with an OK . The client with the bug
* will throw NPE at this point .
*/
case 5 :
/* Repeat the OK, to make sure the same new auth string is sent */
okReply (req);
break ;
}
count ++;
} catch (IOException e) {
System.err.println("Unexpected exception for case " + count + ": " + e);
e.printStackTrace();
}
}
static void read (InputStream is) throws IOException {
int c;
System.out.println ("reading" );
while ((c=is.read()) != -1 ) {
System.out.write (c);
}
System.out.println ("" );
System.out.println ("finished reading" );
}
static boolean checkFinalAuth () {
return authstring.equals ("Basic dXNlcjpwYXNzMg==" );
}
static void client (String u) throws Exception {
URL url = new URL (u);
System.out.println ("client opening connection to: " + u);
URLConnection urlc = url.openConnection ();
InputStream is = urlc.getInputStream ();
read (is);
is.close();
}
static HttpServer server;
public static void main (String[] args) throws Exception {
B4678055 b4678055 = new B4678055();
MyAuthenticator auth = new MyAuthenticator ();
Authenticator.setDefault (auth);
ProxySelector.setDefault(ProxySelector.of(null )); // no proxy
try {
InetAddress loopback = InetAddress.getLoopbackAddress();
server = HttpServer.create(new InetSocketAddress(loopback, 0 ), 10 );
server.createContext("/" , b4678055);
server.setExecutor(Executors.newSingleThreadExecutor());
server.start();
String serverURL = URIBuilder.newBuilder()
.scheme("http" )
.loopback()
.port(server.getAddress().getPort())
.path("/" )
.build()
.toString();
System.out.println("Server: listening at: " + serverURL);
client(serverURL + "d1/foo.html" );
client(serverURL + "d2/foo.html" );
client(serverURL + "d2/foo.html" );
} catch (Exception e) {
System.out.println("Client got exception: " + e);
System.out.println("Terminating server" );
if (server != null ) {
server.stop(1 );
}
throw e;
}
int f = auth.getCount();
if (f != 2 ) {
except ("Authenticator was called " +f+" times. Should be 2" );
}
/* this checks the authorization string corresponding to second password "pass2"*/
if (!checkFinalAuth()) {
except ("Wrong authorization string received from client" );
}
System.out.println("Terminating server" );
server.stop(1 );
}
public static void except (String s) {
System.out.println("Check failed: " + s);
System.out.println("Terminating server" );
server.stop(1 );
throw new RuntimeException (s);
}
static class MyAuthenticator extends Authenticator {
MyAuthenticator () {
super ();
}
volatile int count = 0 ;
public PasswordAuthentication getPasswordAuthentication () {
PasswordAuthentication pw;
if (count == 0 ) {
pw = new PasswordAuthentication ("user" , "pass1" .toCharArray());
} else {
pw = new PasswordAuthentication ("user" , "pass2" .toCharArray());
}
count ++;
return pw;
}
public int getCount () {
return (count);
}
}
}
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