| /*
* 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.assertTrue;
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.shared.asn1.DecoderException;
import org.apache.directory.shared.asn1.ber.Asn1Container;
import org.apache.directory.shared.asn1.ber.Asn1Decoder;
import org.apache.directory.shared.asn1.EncoderException;
import org.apache.directory.shared.kerberos.codec.apReq.ApReqContainer;
import org.apache.directory.shared.kerberos.messages.ApReq;
import org.junit.Test;
import org.junit.runner.RunWith;
/**
* Test the decoder for a ApReq
* @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
*/
@RunWith(ConcurrentJunitRunner.class)
@Concurrency()
public class ApReqDecoderTest
{
/**
* Test the decoding of a ApReq message
*/
@Test
public void testDecodeFullApReq() throws Exception
{
Asn1Decoder kerberosDecoder = new Asn1Decoder();
ByteBuffer stream = ByteBuffer.allocate( 0x6C );
stream.put( new byte[]
{
0x6E, 0x6A,
0x30, 0x68,
( byte ) 0xA0, 0x03, // pvno
0x02,
0x01,
0x05,
( byte ) 0xA1,
0x03, // msg-type
0x02,
0x01,
0x0E,
( byte ) 0xA2,
0x07, // APOptions
0x03,
0x05,
0x00,
0x60,
0x00,
0x00,
0x00,
( byte ) 0xA3,
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 ) 0xA4,
0x11, // Authenticator
0x30,
0x0F,
( byte ) 0xA0,
0x03,
0x02,
0x01,
0x11,
( byte ) 0xA2,
0x08,
0x04,
0x06,
'a',
'b',
'c',
'd',
'e',
'f',
} );
stream.flip();
// Allocate a ApReq Container
ApReqContainer apReqContainer = new ApReqContainer( stream );
// Decode the ApReq PDU
try
{
kerberosDecoder.decode( stream, apReqContainer );
}
catch ( DecoderException de )
{
fail( de.getMessage() );
}
ApReq apReq = apReqContainer.getApReq();
assertTrue( apReq instanceof ApReq );
// Check the encoding
int length = apReq.computeLength();
// Check the length
assertEquals( 0x6C, length );
// Check the encoding
ByteBuffer encodedPdu = ByteBuffer.allocate( length );
try
{
encodedPdu = apReq.encode( encodedPdu );
// Check the length
assertEquals( 0x6C, encodedPdu.limit() );
}
catch ( EncoderException ee )
{
fail();
}
}
/**
* Test the decoding of a ApReq message with a bad MsgType
*/
@Test(expected = DecoderException.class)
public void testDecodeFullApReqBadMsgType() throws Exception
{
Asn1Decoder kerberosDecoder = new Asn1Decoder();
ByteBuffer stream = ByteBuffer.allocate( 0x193 );
stream.put( new byte[]
{
0x6E, 0x6A,
0x30, 0x68,
( byte ) 0xA0, 0x03, // pvno
0x02,
0x01,
0x05,
( byte ) 0xA1,
0x03, // msg-type (wrong...)
0x02,
0x01,
0x0D,
( byte ) 0xA2,
0x07, // APOptions
0x03,
0x05,
0x00,
0x60,
0x00,
0x00,
0x00,
( byte ) 0xA3,
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 ) 0xA4,
0x11, // Authenticator
0x30,
0x0F,
( byte ) 0xA0,
0x03,
0x02,
0x01,
0x11,
( byte ) 0xA2,
0x08,
0x04,
0x06,
'a',
'b',
'c',
'd',
'e',
'f',
} );
stream.flip();
// Allocate a ApReq Container
ApReqContainer apReqContainer = new ApReqContainer( stream );
// Decode the ApReq PDU
kerberosDecoder.decode( stream, apReqContainer );
fail();
}
/**
* Test the decoding of a AP-REQ with nothing in it
*/
@Test(expected = DecoderException.class)
public void testApReqEmpty() throws DecoderException
{
Asn1Decoder kerberosDecoder = new Asn1Decoder();
ByteBuffer stream = ByteBuffer.allocate( 0x02 );
stream.put( new byte[]
{ 0x6A, 0x00 } );
stream.flip();
// Allocate a AP-REQ Container
Asn1Container apReqContainer = new ApReqContainer( stream );
// Decode the AP-REQ PDU
kerberosDecoder.decode( stream, apReqContainer );
fail();
}
}
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