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* Copyright ( c ) 2009 , 2016 , 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
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*
* 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 6877357 6885166
* @ run main / othervm IPv6
* @ modules jdk . security . auth
* @ summary IPv6 address does not work
*/
import com.sun.security.auth.module.Krb5LoginModule;
import java.io.BufferedReader;
import java.io.ByteArrayOutputStream;
import java.io.FileOutputStream;
import java.io.PrintStream;
import java.io.StringReader;
import java.util.HashMap;
import java.util.Map;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import javax.security.auth.Subject;
public class IPv6 {
public static void main(String[] args) throws Exception {
String[][] kdcs = {
{"simple.host" , null }, // These are legal settings
{"simple.host" , "" },
{"simple.host" , "8080" },
{"0.0.0.1" , null },
{"0.0.0.1" , "" },
{"0.0.0.1" , "8080" },
{"1::1" , null },
{"[1::1]" , null },
{"[1::1]" , "" },
{"[1::1]" , "8080" },
{"[1::1" , null }, // Two illegal settings
{"[1::1]abc" , null },
};
// Prepares a krb5.conf with every kind of KDC settings
PrintStream out = new PrintStream(new FileOutputStream("ipv6.conf" ));
out.println("[libdefaults]" );
out.println("default_realm = V6" );
out.println("kdc_timeout = 1" );
out.println("[realms]" );
out.println("V6 = {" );
for (String[] hp: kdcs) {
if (hp[1 ] != null ) out.println(" kdc = " +hp[0 ]+":" +hp[1 ]);
else out.println(" kdc = " + hp[0 ]);
}
out.println("}" );
out.close();
System.setProperty("sun.security.krb5.debug" , "true" );
System.setProperty("java.security.krb5.conf" , "ipv6.conf" );
ByteArrayOutputStream bo = new ByteArrayOutputStream();
PrintStream po = new PrintStream(bo);
PrintStream oldout = System.out;
System.setOut(po);
try {
Subject subject = new Subject();
Krb5LoginModule krb5 = new Krb5LoginModule();
Map<String, String> map = new HashMap<>();
Map<String, Object> shared = new HashMap<>();
map.put("debug" , "true" );
map.put("doNotPrompt" , "true" );
map.put("useTicketCache" , "false" );
map.put("useFirstPass" , "true" );
shared.put("javax.security.auth.login.name" , "any" );
shared.put("javax.security.auth.login.password" , "any" .toCharArray());
krb5.initialize(subject, null , shared, map);
krb5.login();
} catch (Exception e) {
// Ignore
}
po.flush();
System.setOut(oldout);
BufferedReader br = new BufferedReader(new StringReader(
new String(bo.toByteArray())));
int cc = 0 ;
Pattern r = Pattern.compile(".*KrbKdcReq send: kdc=(.*) UDP:(\\d+),.*" );
String line;
while ((line = br.readLine()) != null ) {
Matcher m = r.matcher(line.subSequence(0 , line.length()));
if (m.matches()) {
System.out.println("------------------" );
System.out.println(line);
String h = m.group(1 ), p = m.group(2 );
String eh = kdcs[cc][0 ], ep = kdcs[cc][1 ];
if (eh.charAt(0 ) == '[' ) {
eh = eh.substring(1 , eh.length()-1 );
}
System.out.println("Expected: " + eh + " : " + ep);
System.out.println("Actual: " + h + " : " + p);
if (!eh.equals(h) ||
(ep == null || ep.length() == 0 ) && !p.equals("88" ) ||
(ep != null && ep.length() > 0 ) && !p.equals(ep)) {
throw new Exception("Mismatch" );
}
cc++;
}
}
if (cc != kdcs.length - 2 ) { // 2 illegal settings at the end
throw new Exception("Not traversed" );
}
}
}
Messung V0.5 in Prozent C=90 H=94 G=91
¤ Dauer der Verarbeitung: 0.9 Sekunden
(vorverarbeitet am 2026-06-10)
¤
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