| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| * |
| */ |
| package org.apache.directory.shared.kerberos.codec; |
| |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.fail; |
| |
| import java.nio.ByteBuffer; |
| |
| import com.mycila.junit.concurrent.Concurrency; |
| import com.mycila.junit.concurrent.ConcurrentJunitRunner; |
| |
| import org.apache.directory.api.asn1.DecoderException; |
| import org.apache.directory.api.asn1.EncoderException; |
| import org.apache.directory.api.asn1.ber.Asn1Container; |
| import org.apache.directory.api.asn1.ber.Asn1Decoder; |
| import org.apache.directory.shared.kerberos.codec.kdcRep.KdcRepContainer; |
| import org.apache.directory.shared.kerberos.components.KdcRep; |
| import org.apache.directory.shared.kerberos.messages.AsRep; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| |
| |
| /** |
| * Test the decoder for a KDC-REP |
| * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a> |
| */ |
| @RunWith(ConcurrentJunitRunner.class) |
| @Concurrency() |
| public class KdcRepDecoderTest |
| { |
| /** |
| * Test the decoding of a KDC-REP message |
| */ |
| @Test |
| public void testDecodeFullKdcRep() throws Exception |
| { |
| Asn1Decoder kerberosDecoder = new Asn1Decoder(); |
| |
| ByteBuffer stream = ByteBuffer.allocate( 0xA9 ); |
| |
| stream.put( new byte[] |
| { |
| 0x30, ( byte ) 0x81, ( byte ) 0xA6, |
| ( byte ) 0xA0, 0x03, // PVNO |
| 0x02, |
| 0x01, |
| 0x05, |
| ( byte ) 0xA1, |
| 0x03, // msg-type |
| 0x02, |
| 0x01, |
| 0x0B, |
| ( byte ) 0xA2, |
| 0x20, // PA-DATA |
| 0x30, |
| 0x1E, |
| 0x30, |
| 0x0D, |
| ( byte ) 0xA1, |
| 0x03, |
| 0x02, |
| 0x01, |
| 01, |
| ( byte ) 0xA2, |
| 0x06, |
| 0x04, |
| 0x04, |
| 'a', |
| 'b', |
| 'c', |
| 'd', |
| 0x30, |
| 0x0D, |
| ( byte ) 0xA1, |
| 0x03, |
| 0x02, |
| 0x01, |
| 01, |
| ( byte ) 0xA2, |
| 0x06, |
| 0x04, |
| 0x04, |
| 'e', |
| 'f', |
| 'g', |
| 'h', |
| ( byte ) 0xA3, |
| 0x0D, // crealm |
| 0x1B, |
| 0x0B, |
| 'E', |
| 'X', |
| 'A', |
| 'M', |
| 'P', |
| 'L', |
| 'E', |
| '.', |
| 'C', |
| 'O', |
| 'M', |
| ( byte ) 0xA4, |
| 0x14, // cname |
| 0x30, |
| 0x12, |
| ( byte ) 0xA0, |
| 0x03, // name-type |
| 0x02, |
| 0x01, |
| 0x01, |
| ( byte ) 0xA1, |
| 0x0B, // name-string |
| 0x30, |
| 0x09, |
| 0x1B, |
| 0x07, |
| 'h', |
| 'n', |
| 'e', |
| 'l', |
| 's', |
| 'o', |
| 'n', |
| ( byte ) 0xA5, |
| 0x40, // Ticket |
| 0x61, |
| 0x3E, |
| 0x30, |
| 0x3C, |
| ( byte ) 0xA0, |
| 0x03, |
| 0x02, |
| 0x01, |
| 0x05, |
| ( byte ) 0xA1, |
| 0x0D, |
| 0x1B, |
| 0x0B, |
| 'E', |
| 'X', |
| 'A', |
| 'M', |
| 'P', |
| 'L', |
| 'E', |
| '.', |
| 'C', |
| 'O', |
| 'M', |
| ( byte ) 0xA2, |
| 0x13, |
| 0x30, |
| 0x11, |
| ( byte ) 0xA0, |
| 0x03, |
| 0x02, |
| 0x01, |
| 0x01, |
| ( byte ) 0xA1, |
| 0x0A, |
| 0x30, |
| 0x08, |
| 0x1B, |
| 0x06, |
| 'c', |
| 'l', |
| 'i', |
| 'e', |
| 'n', |
| 't', |
| ( byte ) 0xA3, |
| 0x11, |
| 0x30, |
| 0x0F, |
| ( byte ) 0xA0, |
| 0x03, |
| 0x02, |
| 0x01, |
| 0x11, |
| ( byte ) 0xA2, |
| 0x08, |
| 0x04, |
| 0x06, |
| 'a', |
| 'b', |
| 'c', |
| 'd', |
| 'e', |
| 'f', |
| ( byte ) 0xA6, |
| 0x11, // enc-part |
| 0x30, |
| 0x0F, |
| ( byte ) 0xA0, |
| 0x03, |
| 0x02, |
| 0x01, |
| 0x11, |
| ( byte ) 0xA2, |
| 0x08, |
| 0x04, |
| 0x06, |
| 'a', |
| 'b', |
| 'c', |
| 'd', |
| 'e', |
| 'f', |
| } ); |
| |
| stream.flip(); |
| |
| // Allocate a KdcRep Container |
| KdcRepContainer kdcRepContainer = new KdcRepContainer( stream ); |
| kdcRepContainer.setKdcRep( new AsRep() ); |
| |
| // Decode the KdcRep PDU |
| try |
| { |
| kerberosDecoder.decode( stream, kdcRepContainer ); |
| } |
| catch ( DecoderException de ) |
| { |
| fail( de.getMessage() ); |
| } |
| |
| KdcRep kdcRep = kdcRepContainer.getKdcRep(); |
| |
| // Check the encoding |
| int length = kdcRep.computeLength(); |
| |
| // Check the length, should be 3 bytes longer as the kdcRep is a AS-REP |
| assertEquals( 0xAC, length ); |
| |
| // Check the encoding |
| ByteBuffer encodedPdu = ByteBuffer.allocate( length ); |
| |
| try |
| { |
| encodedPdu = kdcRep.encode( encodedPdu ); |
| |
| // Check the length |
| assertEquals( 0xAC, encodedPdu.limit() ); |
| } |
| catch ( EncoderException ee ) |
| { |
| fail(); |
| } |
| } |
| |
| |
| /** |
| * Test the decoding of a KDC-REP with nothing in it |
| */ |
| @Test(expected = DecoderException.class) |
| public void testKdcRepEmpty() throws DecoderException |
| { |
| Asn1Decoder kerberosDecoder = new Asn1Decoder(); |
| |
| ByteBuffer stream = ByteBuffer.allocate( 0x02 ); |
| |
| stream.put( new byte[] |
| { 0x30, 0x00 } ); |
| |
| stream.flip(); |
| |
| // Allocate a KDC-REP Container |
| Asn1Container kdcRepContainer = new KdcRepContainer( stream ); |
| |
| // Decode the KDC-REP PDU |
| kerberosDecoder.decode( stream, kdcRepContainer ); |
| fail(); |
| } |
| |
| |
| /** |
| * Test the decoding of a KDC-REP with empty Pvno tag |
| */ |
| @Test(expected = DecoderException.class) |
| public void testKdcRepEmptyPvnoTag() throws DecoderException |
| { |
| Asn1Decoder kerberosDecoder = new Asn1Decoder(); |
| |
| ByteBuffer stream = ByteBuffer.allocate( 0x04 ); |
| |
| stream.put( new byte[] |
| { |
| 0x30, 0x02, |
| ( byte ) 0xA0, 0x00 |
| } ); |
| |
| stream.flip(); |
| |
| // Allocate a KDC-REP Container |
| Asn1Container kdcRepContainer = new KdcRepContainer( stream ); |
| |
| // Decode the KDC-REP PDU |
| kerberosDecoder.decode( stream, kdcRepContainer ); |
| fail(); |
| } |
| |
| |
| /** |
| * Test the decoding of a KDC-REP with empty Pvno value |
| */ |
| @Test(expected = DecoderException.class) |
| public void testKdcRepEmptyPvnoValue() throws DecoderException |
| { |
| Asn1Decoder kerberosDecoder = new Asn1Decoder(); |
| |
| ByteBuffer stream = ByteBuffer.allocate( 0x06 ); |
| |
| stream.put( new byte[] |
| { |
| 0x30, 0x04, |
| ( byte ) 0xA0, 0x02, |
| 0x02, 0x00 |
| } ); |
| |
| stream.flip(); |
| |
| // Allocate a KDC-REP Container |
| Asn1Container kdcRepContainer = new KdcRepContainer( stream ); |
| |
| // Decode the KDC-REP PDU |
| kerberosDecoder.decode( stream, kdcRepContainer ); |
| fail(); |
| } |
| } |