test/jdk/sun/security/krb5/auto/NewInquireTypes.java

/*
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 * 2 along with this work; if not, write to the Free Software Foundation,
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/*
 * @test
 * @bug 8043071 8194486
 * @summary Expose session key and KRB_CRED through extended GSS-API
 * @library /test/lib
 * @compile -XDignore.symbol.file NewInquireTypes.java
 * @run main jdk.test.lib.FileInstaller TestHosts TestHosts
 * @run main/othervm -Djdk.net.hosts.file=TestHosts NewInquireTypes
 */

import com.sun.security.jgss.ExtendedGSSContext;
import com.sun.security.jgss.InquireType;
import sun.security.jgss.GSSUtil;
import sun.security.krb5.internal.KRBCred;
import sun.security.krb5.internal.crypto.KeyUsage;

import javax.security.auth.kerberos.KerberosCredMessage;
import javax.security.auth.kerberos.EncryptionKey;

public class NewInquireTypes {

    public static void main(String[] args) throws Exception {

        new OneKDC(null).writeJAASConf();

        Context c, s;
        c = Context.fromJAAS("client");
        s = Context.fromJAAS("server");

        c.startAsClient(OneKDC.SERVER, GSSUtil.GSS_KRB5_MECH_OID);
        s.startAsServer(GSSUtil.GSS_KRB5_MECH_OID);

        Context.handshake(c, s);

        ExtendedGSSContext ctxt = (ExtendedGSSContext)c.x();
        EncryptionKey key = (EncryptionKey)
                ctxt.inquireSecContext(InquireType.KRB5_GET_SESSION_KEY_EX);
        KerberosCredMessage cred = (KerberosCredMessage)
                ctxt.inquireSecContext(InquireType.KRB5_GET_KRB_CRED);
        c.status();

        // Confirm the KRB_CRED message is encrypted with the session key.
        new KRBCred(cred.getEncoded()).encPart.decrypt(
                new sun.security.krb5.EncryptionKey(key.getKeyType(), key.getEncoded()),
                KeyUsage.KU_ENC_KRB_CRED_PART);
    }
}