/*
* 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.api.ldap.extras.extended.ads_impl.certGeneration;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;
import static org.junit.Assert.fail;
import java.nio.ByteBuffer;
import org.apache.directory.api.asn1.DecoderException;
import org.apache.directory.api.asn1.EncoderException;
import org.apache.directory.api.asn1.ber.Asn1Decoder;
import org.apache.directory.api.ldap.extras.extended.ads_impl.certGeneration.CertGenerationContainer;
import org.apache.directory.api.ldap.extras.extended.ads_impl.certGeneration.CertGenerationRequestDecorator;
import org.apache.directory.api.util.Strings;
import org.junit.Test;
import org.junit.runner.RunWith;
import com.mycila.junit.concurrent.Concurrency;
import com.mycila.junit.concurrent.ConcurrentJunitRunner;
/**
*
* Test case for CertGenerate extended operation request.
*
* @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
*/
@RunWith(ConcurrentJunitRunner.class)
@Concurrency()
public class CertGenerationRequestTest
{
/**
* test the decode operation
*/
@Test
public void testCertGenrationDecode()
{
String dn = "uid=admin,ou=system";
String keyAlgo = "RSA";
Asn1Decoder decoder = new Asn1Decoder();
int dnLen = dn.length();
// start Tag + L is 2 bytes
// the same value of Dn is used for all target,issuer and subject DNs so
// it is ( ( OCTET_STRING Tag + Len ) + dnLen ) * 3
// finally for keyAlgo ( OCTET_STRING Tag + Len ) + keyAlgoLen
int bufLen = 2 + ( ( 2 + dnLen ) * 3 ) + ( keyAlgo.length() + 2 );
ByteBuffer bb = ByteBuffer.allocate( bufLen );
bb.put( new byte[]
{ 0x30, ( byte ) ( bufLen - 2 ) } ); // CertGenerateObject ::= SEQUENCE {
/* targetDN IA5String,
* issuerDN IA5String,
* subjectDN IA5String,
* keyAlgorithm IA5String
*/
for ( int i = 0; i < 3; i++ )
{
bb.put( new byte[]
{ 0x04, ( byte ) dnLen } );
for ( char c : dn.toCharArray() )
{
bb.put( ( byte ) c );
}
}
bb.put( new byte[]
{ 0x04, 0x03, 'R', 'S', 'A' } );
String decodedPdu = Strings.dumpBytes( bb.array() );
bb.flip();
CertGenerationContainer container = new CertGenerationContainer();
try
{
decoder.decode( bb, container );
}
catch ( DecoderException e )
{
fail( e.getMessage() );
}
CertGenerationRequestDecorator req = container.getCertGenerationRequest();
assertEquals( dn, req.getTargetDN() );
assertEquals( dn, req.getIssuerDN() );
assertEquals( dn, req.getSubjectDN() );
assertEquals( keyAlgo, req.getKeyAlgorithm() );
assertEquals( bufLen, req.computeLengthInternal() );
try
{
ByteBuffer encodedBuf = req.encodeInternal();
String encodedPdu = Strings.dumpBytes( encodedBuf.array() );
assertEquals( decodedPdu, encodedPdu );
}
catch ( EncoderException e )
{
e.getMessage();
fail( e.getMessage() );
}
}
@Test
public void testCertGenerationDecodeTargetDN()
{
Asn1Decoder decoder = new Asn1Decoder();
ByteBuffer bb = ByteBuffer.allocate( 5 );
bb.put( new byte[]
{ 0x30, 0x03, // CertGenerateObject ::= SEQUENCE {
0x04,
0x01,
' ' } ); // empty targetDN value
bb.flip();
CertGenerationContainer container = new CertGenerationContainer();
try
{
decoder.decode( bb, container );
fail( "shouldn't accept the empty targetDN" );
}
catch ( DecoderException e )
{
assertTrue( true );
}
String dn = "=sys";
bb = ByteBuffer.allocate( dn.length() + 2 + 2 );
bb.put( new byte[]
{ 0x30, ( byte ) ( dn.length() + 2 ), // CertGenerateObject ::= SEQUENCE {
0x04,
( byte ) dn.length(),
'=',
's',
'y',
's' } ); // empty targetDN value
bb.flip();
try
{
decoder.decode( bb, container );
fail( "shouldn't accept the invalid targetDN" );
}
catch ( DecoderException e )
{
assertTrue( true );
}
}
@Test
public void testCertGenerationDecodeIssuerDN()
{
Asn1Decoder decoder = new Asn1Decoder();
ByteBuffer bb = ByteBuffer.allocate( 11 );
bb.put( new byte[]
{ 0x30, 0x09, // CertGenerateObject ::= SEQUENCE {
0x04,
0x04,
'c',
'n',
'=',
'x', // target Dn string
0x04,
0x01,
' ' } ); // empty issuer Dn
CertGenerationContainer container = new CertGenerationContainer();
bb.flip();
try
{
decoder.decode( bb, container );
fail();
}
catch ( DecoderException e )
{
assertTrue( true );
}
bb = ByteBuffer.allocate( 12 );
bb.put( new byte[]
{ 0x30, 0x10, // CertGenerateObject ::= SEQUENCE {
0x04,
0x04,
'c',
'n',
'=',
'x', // target Dn string
0x04,
0x02,
'=',
'x' } ); // empty issuer Dn
bb.flip();
try
{
decoder.decode( bb, container );
fail( "shouldn't accept the invalid issuerDN" );
}
catch ( DecoderException e )
{
assertTrue( true );
}
}
@Test
public void testCertGenerationDecodeWithoutSubjectDN()
{
Asn1Decoder decoder = new Asn1Decoder();
ByteBuffer bb = ByteBuffer.allocate( 17 );
bb.put( new byte[]
{ 0x30, 0x15, // CertGenerateObject ::= SEQUENCE {
0x04,
0x04,
'c',
'n',
'=',
'x', // target Dn string
0x04,
0x04,
'c',
'n',
'=',
'x', // issuer Dn
0x04,
0x01,
' ' } ); // empty subject Dn
CertGenerationContainer container = new CertGenerationContainer();
bb.flip();
try
{
decoder.decode( bb, container );
fail();
}
catch ( DecoderException e )
{
assertTrue( true );
}
bb = ByteBuffer.allocate( 18 );
bb.put( new byte[]
{ 0x30, 0x16, // CertGenerateObject ::= SEQUENCE {
0x04,
0x04,
'c',
'n',
'=',
'x', // target Dn string
0x04,
0x04,
'c',
'n',
'=',
'x', // issuer Dn
0x04,
0x02,
'=',
'x' } ); // invalid subject Dn
bb.flip();
try
{
decoder.decode( bb, container );
fail( "shouldn't accept the invalid subject Dn" );
}
catch ( DecoderException e )
{
assertTrue( true );
}
}
@Test
public void testDecodeEmptySequence()
{
Asn1Decoder decoder = new Asn1Decoder();
ByteBuffer bb = ByteBuffer.allocate( 2 );
bb.put( new byte[]
{ 0x30, 0x00 } ); // CertGenerateObject ::= SEQUENCE {
CertGenerationContainer container = new CertGenerationContainer();
bb.flip();
try
{
decoder.decode( bb, container );
// The PDU with an empty sequence is not allowed
fail();
}
catch ( DecoderException e )
{
assertTrue( true );
}
}
}