/*
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* 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 .
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*/
/**
* @ test
* @ bug 6648001
* @ modules jdk . httpserver
* @ library / test / lib
* @ run main / othervm / timeout = 20 - ea : sun . net . www . protocol . http . AuthenticationInfo - Dhttp . auth . serializeRequests = true Deadlock
* @ run main / othervm / timeout = 20 - Djava . net . preferIPv6Addresses = true
* - ea : sun . net . www . protocol . http . AuthenticationInfo - Dhttp . auth . serializeRequests = true Deadlock
* @ summary cancelling HTTP authentication causes deadlock
*/
import java.util.concurrent.Executors;
import java.util.concurrent.ExecutorService;
import java.io.InputStream;
import java.io.IOException;
import java.net.HttpURLConnection;
import java.net.InetAddress;
import java.net.InetSocketAddress;
import java.net.PasswordAuthentication;
import java.net.Proxy;
import java.net.URL;
import com.sun.net.httpserver.BasicAuthenticator;
import com.sun.net.httpserver.Headers;
import com.sun.net.httpserver.HttpContext;
import com.sun.net.httpserver.HttpExchange;
import com.sun.net.httpserver.HttpHandler;
import com.sun.net.httpserver.HttpPrincipal;
import com.sun.net.httpserver.HttpServer;
import jdk.test.lib.net.URIBuilder;
public class Deadlock {
public static void main (String[] args) throws Exception {
Handler handler = new Handler();
InetAddress loopback = InetAddress.getLoopbackAddress();
InetSocketAddress addr = new InetSocketAddress (loopback, 0 );
HttpServer server = HttpServer.create(addr, 0 );
HttpContext ctx = server.createContext("/test" , handler);
BasicAuthenticator a = new BasicAuthenticator("foobar@test.realm" ) {
@Override
public boolean checkCredentials (String username, String pw) {
return "fred" .equals(username) && pw.charAt(0 ) == 'x' ;
}
};
ctx.setAuthenticator(a);
ExecutorService executor = Executors.newCachedThreadPool();
server.setExecutor(executor);
server.start ();
java.net.Authenticator.setDefault(new MyAuthenticator());
System.out.print("Deadlock: " );
for (int i=0 ; i<2 ; i++) {
Runner t = new Runner(server, i);
t.start();
t.join();
}
server.stop(2 );
executor.shutdown();
if (error) {
throw new RuntimeException("test failed error" );
}
if (count != 2 ) {
throw new RuntimeException("test failed count = " + count);
}
System.out.println("OK" );
}
static class Runner extends Thread {
HttpServer server;
int i;
Runner(HttpServer s, int i) {
server = s;
this .i = i;
}
@Override
public void run() {
URL url;
HttpURLConnection urlc;
try {
url = URIBuilder.newBuilder()
.scheme("http" )
.loopback()
.port(server.getAddress().getPort())
.path("/test/foo.html" )
.toURLUnchecked();
urlc = (HttpURLConnection)url.openConnection (Proxy.NO_PROXY);
} catch (IOException e) {
error = true ;
return ;
}
InputStream is = null ;
try {
is = urlc.getInputStream();
while (is.read()!= -1 ) {}
} catch (IOException e) {
if (i == 1 ) error = true ;
} finally {
if (is != null ) try { is.close(); } catch (IOException e) {}
}
}
}
public static boolean error = false ;
public static int count = 0 ;
static class MyAuthenticator extends java.net.Authenticator {
@Override
public PasswordAuthentication getPasswordAuthentication() {
PasswordAuthentication pw;
if (!getRequestingPrompt().equals("foobar@test.realm" )) {
Deadlock.error = true ;
}
if (count == 0 ) {
pw = null ;
} else {
pw = new PasswordAuthentication("fred" , "xyz" .toCharArray());
}
count++;
return pw;
}
}
static class Handler implements HttpHandler {
int invocation = 1 ;
@Override
public void handle (HttpExchange t)
throws IOException
{
InputStream is = t.getRequestBody();
Headers map = t.getRequestHeaders();
Headers rmap = t.getResponseHeaders();
while (is.read() != -1 );
is.close();
t.sendResponseHeaders(200 , -1 );
HttpPrincipal p = t.getPrincipal();
if (!p.getUsername().equals("fred" )) {
error = true ;
}
if (!p.getRealm().equals("foobar@test.realm" )) {
error = true ;
}
t.close();
}
}
}
Messung V0.5 in Prozent C=91 H=92 G=91
¤ Dauer der Verarbeitung: 0.5 Sekunden
¤
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