/*
* Copyright (c) 2011, 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 6894072
* @compile -XDignore.symbol.file TwoPrinces.java
* @run main/othervm TwoPrinces
* @summary always refresh keytab
*/
import java.io.File;
import java.io.FileOutputStream;
import sun.security.jgss.GSSUtil;
import sun.security.krb5.Config;
public class TwoPrinces {
public static void main(String[] args)
throws Exception {
KDC k1 = KDC.create("R1");
k1.addPrincipal("u1", "hello".toCharArray());
k1.addPrincipalRandKey("krbtgt/R1");
k1.addPrincipalRandKey("host/same.host");
KDC k2 = KDC.create("R2");
k2.addPrincipal("u2", "hello".toCharArray());
k2.addPrincipalRandKey("krbtgt/R2");
k2.addPrincipalRandKey("host/same.host");
System.setProperty("java.security.krb5.conf", "krb5.conf");
// R1 is the default realm now
KDC.saveConfig("krb5.conf", k1, k2);
Config.refresh();
k1.writeKtab("ktab1");
k2.writeKtab("ktab2");
// A JAAS config file with 2 Krb5LoginModules, after commit, the
// subject with have principals and keytabs from both sides
System.setProperty("java.security.auth.login.config", "jaas.conf");
File f = new File("jaas.conf");
FileOutputStream fos = new FileOutputStream(f);
fos.write((
"me {\n"
+ " com.sun.security.auth.module.Krb5LoginModule required"
+ " isInitiator=true principal=\"host/same.host@R1\""
+ " useKeyTab=true keyTab=ktab1 storeKey=true;\n"
+ " com.sun.security.auth.module.Krb5LoginModule required"
+ " isInitiator=true principal=\"host/same.host@R2\""
+ " useKeyTab=true keyTab=ktab2 storeKey=true;\n"
+ "};\n"
).getBytes());
fos.close();
/*
* This server side context will be able to act as services in both
* realms. Please note that we still don't support a single instance
* of server to accept connections from two realms at the same time.
* Therefore, we must call startAsServer in a given realm to start
* working there. The same Subject never changes anyway.
*/
Context s = Context.fromJAAS("me");
// Default realm still R1
s.startAsServer("host@same.host", GSSUtil.GSS_KRB5_MECH_OID);
Context c1 = Context.fromUserPass("u1", "hello".toCharArray(), false);
c1.startAsClient("host@same.host", GSSUtil.GSS_KRB5_MECH_OID);
Context.handshake(c1, s);
KDC.saveConfig("krb5.conf", k2, k1);
Config.refresh();
// Default realm now R2
s.startAsServer("host@same.host", GSSUtil.GSS_KRB5_MECH_OID);
Context c2 = Context.fromUserPass("u2", "hello".toCharArray(), false);
c2.startAsClient("host@same.host", GSSUtil.GSS_KRB5_MECH_OID);
Context.handshake(c2, s);
}
}