Package org.ietf.jgss

Examples of org.ietf.jgss.GSSName

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    public Principal run() {
        try {
            GSSManager gssManager = GSSManager.getInstance();
       
            Oid kerberos5Oid = new Oid("1.2.840.113554.1.2.2");
            GSSName gssService = gssManager.createName(serviceName, GSSName.NT_HOSTBASED_SERVICE);
            GSSCredential credentials =
                gssManager.createCredential(
                    gssService, GSSCredential.DEFAULT_LIFETIME, kerberos5Oid, GSSCredential.ACCEPT_ONLY
                );
           
            GSSContext secContext =
                gssManager.createContext(credentials);
            secContext.acceptSecContext(ticket, 0, ticket.length);
            GSSName clientName = secContext.getSrcName();
            secContext.dispose();
            return new KerberosPrincipal(clientName.toString());
        } catch (GSSException e) {
            if (log.isDebugEnabled()) {
                log.debug("Error in validating a Kerberos token", e);
            }
        }
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    public byte[] run() {
        try {
            GSSManager gssManager = GSSManager.getInstance();
            Oid oid = new Oid("1.3.6.1.5.5.2");

            GSSName gssService = gssManager.createName(serviceName, GSSName.NT_HOSTBASED_SERVICE);
            secContext = gssManager.createContext(gssService, oid, null, GSSContext.DEFAULT_LIFETIME);

            secContext.requestMutualAuth(mutualAuth);
            secContext.requestCredDeleg(Boolean.FALSE);
       
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    public byte[] run() {
        try {
            GSSManager gssManager = GSSManager.getInstance();
            Oid oid = new Oid("1.3.6.1.5.5.2");

            GSSName gssService = gssManager.createName(serviceName, GSSName.NT_HOSTBASED_SERVICE);
            secContext = gssManager.createContext(gssService, oid, null, GSSContext.DEFAULT_LIFETIME);

            return secContext.acceptSecContext(ticket, 0, ticket.length);
        } catch (GSSException e) {
            if (log.isDebugEnabled()) {
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    public byte[] run() {
        try {
            GSSManager gssManager = GSSManager.getInstance();
       
            Oid kerberos5Oid = new Oid("1.2.840.113554.1.2.2");
            GSSName gssClient = gssManager.createName(clientPrincipal.getName(), GSSName.NT_USER_NAME);
            GSSCredential credentials =
                gssManager.createCredential(
                    gssClient, GSSCredential.DEFAULT_LIFETIME, kerberos5Oid, GSSCredential.INITIATE_ONLY
                );
           
            GSSName gssService = gssManager.createName(serviceName, GSSName.NT_HOSTBASED_SERVICE);
            GSSContext secContext =
                gssManager.createContext(
                    gssService, kerberos5Oid, credentials, GSSContext.DEFAULT_LIFETIME
                );
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     * {@inheritDoc}
     */
    @Override
    public Principal authenticate(GSSContext gssContext, boolean storeCred) {
        if (gssContext.isEstablished()) {
            GSSName gssName = null;
            try {
                gssName = gssContext.getSrcName();
            } catch (GSSException e) {
                log.warn(sm.getString("realmBase.gssNameFail"), e);
            }
           
            if (gssName!= null) {
                String name = gssName.toString();
               
                if (isStripRealmForGss()) {
                    int i = name.indexOf('@');
                    if (i > 0) {
                        // Zero so we don;t leave a zero length name
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          try {
            GSSManager gssManager = GSSManager.getInstance();
            String servicePrincipal = KerberosUtil.getServicePrincipal("HTTP",
                KerberosAuthenticator.this.url.getHost());
            Oid oid = KerberosUtil.getOidInstance("NT_GSS_KRB5_PRINCIPAL");
            GSSName serviceName = gssManager.createName(servicePrincipal,
                                                        oid);
            oid = KerberosUtil.getOidInstance("GSS_KRB5_MECH_OID");
            gssContext = gssManager.createContext(serviceName, oid, null,
                                                  GSSContext.DEFAULT_LIFETIME);
            gssContext.requestCredDeleg(true);
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        negotiationOid  = new Oid(SPNEGO_OID);
       
        boolean tryKerberos = false;
        try{
            GSSManager manager = GSSManager.getInstance();
            GSSName serverName = manager.createName("HTTP/"+server, null);
            context = manager.createContext(
                    serverName.canonicalize(negotiationOid), negotiationOid, null,
                    GSSContext.DEFAULT_LIFETIME);
            context.requestMutualAuth(true);
            context.requestCredDeleg(true);
        } catch (GSSException ex){
            // BAD MECH means we are likely to be using 1.5, fall back to Kerberos MECH.
            // Rethrow any other exception.
            if (ex.getMajor() == GSSException.BAD_MECH ){
                log.debug("GSSException BAD_MECH, retry with Kerberos MECH");
                tryKerberos = true;
            } else {
                throw ex;
            }
           
        }
        if (tryKerberos){
            /* Kerberos v5 GSS-API mechanism defined in RFC 1964.*/
            log.debug("Using Kerberos MECH " + KERBEROS_OID);
            negotiationOid  = new Oid(KERBEROS_OID);
            GSSManager manager = GSSManager.getInstance();
            GSSName serverName = manager.createName("HTTP/"+server, null);
            context = manager.createContext(
                    serverName.canonicalize(negotiationOid), negotiationOid, null,
                    GSSContext.DEFAULT_LIFETIME);
            context.requestMutualAuth(true);
            context.requestCredDeleg(true);
        }
        state = INITIATED;
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     * @throws LoginException
     */
    private byte[] getToken(AuthorizationPolicy proxyAuthPolicy, String spn) throws GSSException,
        LoginException {
        GSSManager manager = GSSManager.getInstance();
        GSSName serverName = manager.createName(spn, null);

        // TODO Is it correct to use kerberos oid instead of spnego here?
        Oid oid = new Oid(KERBEROS_OID);
       
        GSSContext context = manager
                .createContext(serverName.canonicalize(oid), oid, null, GSSContext.DEFAULT_LIFETIME);
        // TODO Do we need mutual auth. Will the code we have really work with
        // mutual auth?
        context.requestMutualAuth(true);
        // TODO Credential delegation could be a security hole if it was not
        // intended. Both settings should be configurable
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    }
  }
 
  public void testCreateName() throws Exception {

    GSSName gssName = gssManager.createName("username",
        GSSName.NT_USER_NAME);
    assertEquals(GSSName.NT_USER_NAME, gssName.getStringNameType());

    gssName = gssManager.createName("service@host",
        GSSName.NT_HOSTBASED_SERVICE);
    assertEquals(GSSName.NT_HOSTBASED_SERVICE, gssName.getStringNameType());

    final Oid kerberosPrincipalOid = new Oid("1.2.840.113554.1.2.2.1");
    gssName = gssManager.createName("kerberosPrincipal",
        kerberosPrincipalOid);
    assertEquals(kerberosPrincipalOid, gssName.getStringNameType());

    byte[] encoded = new byte[] { 4, 1, 0, 11, 6, 9, 42, -122, 72, -122,
        -9, 18, 1, 2, 2, 0, 0, 0, 17, 115, 101, 114, 118, 105, 99, 101,
        47, 108, 111, 99, 97, 108, 104, 111, 115, 116 };
    gssName = gssManager.createName(encoded, GSSName.NT_EXPORT_NAME);
    assertEquals(kerberosPrincipalOid, gssName.getStringNameType());
    GSSName expectedGSSName = gssManager.createName("service/localhost", kerberosPrincipalOid);   
    assertEquals(expectedGSSName, gssName);   
  }
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                LOGGER.debug("init " + authServer);
            }
            final Oid negotiationOid = new Oid(SPNEGO_OID);

            final GSSManager manager = GSSManager.getInstance();
            final GSSName serverName = manager.createName("HTTP@" + authServer, GSSName.NT_HOSTBASED_SERVICE);
            final GSSContext gssContext = manager.createContext(serverName.canonicalize(negotiationOid), negotiationOid, null,
                    DEFAULT_LIFETIME);
            gssContext.requestMutualAuth(true);
            gssContext.requestCredDeleg(true);

            if (token == null) {
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