/*
|
* CDDL HEADER START
|
*
|
* The contents of this file are subject to the terms of the
|
* Common Development and Distribution License, Version 1.0 only
|
* (the "License"). You may not use this file except in compliance
|
* with the License.
|
*
|
* You can obtain a copy of the license at legal-notices/CDDLv1_0.txt
|
* or http://forgerock.org/license/CDDLv1.0.html.
|
* See the License for the specific language governing permissions
|
* and limitations under the License.
|
*
|
* When distributing Covered Code, include this CDDL HEADER in each
|
* file and include the License file at legal-notices/CDDLv1_0.txt.
|
* If applicable, add the following below this CDDL HEADER, with the
|
* fields enclosed by brackets "[]" replaced with your own identifying
|
* information:
|
* Portions Copyright [yyyy] [name of copyright owner]
|
*
|
* CDDL HEADER END
|
*
|
*
|
* Copyright 2008-2009 Sun Microsystems, Inc.
|
* Portions Copyright 2013-2014 ForgeRock AS
|
*/
|
package org.opends.server.crypto;
|
|
import java.io.IOException;
|
|
import org.forgerock.i18n.LocalizableMessage;
|
import org.opends.server.admin.std.server.
|
GetSymmetricKeyExtendedOperationHandlerCfg;
|
import org.opends.server.api.ExtendedOperationHandler;
|
import org.opends.server.config.ConfigException;
|
import org.opends.server.core.DirectoryServer;
|
import org.opends.server.core.ExtendedOperation;
|
import org.forgerock.i18n.slf4j.LocalizedLogger;
|
import org.opends.server.protocols.asn1.ASN1;
|
import org.opends.server.protocols.asn1.ASN1Exception;
|
import org.opends.server.protocols.asn1.ASN1Reader;
|
import org.opends.server.protocols.asn1.ASN1Writer;
|
import org.opends.server.types.*;
|
import org.forgerock.opendj.ldap.ByteString;
|
import org.forgerock.opendj.ldap.ByteStringBuilder;
|
import org.opends.server.util.ServerConstants;
|
import org.opends.server.util.StaticUtils;
|
|
import static org.opends.messages.ExtensionMessages.*;
|
|
/**
|
* This class implements the get symmetric key extended operation, an OpenDS
|
* proprietary extension used for distribution of symmetric keys amongst
|
* servers.
|
*/
|
public class GetSymmetricKeyExtendedOperation
|
extends ExtendedOperationHandler<
|
GetSymmetricKeyExtendedOperationHandlerCfg>
|
{
|
private static final LocalizedLogger logger = LocalizedLogger.getLoggerForThisClass();
|
|
/**
|
* The BER type value for the symmetric key element of the operation value.
|
*/
|
public static final byte TYPE_SYMMETRIC_KEY_ELEMENT = (byte) 0x80;
|
|
/**
|
* The BER type value for the instance key ID element of the operation value.
|
*/
|
public static final byte TYPE_INSTANCE_KEY_ID_ELEMENT = (byte) 0x81;
|
|
/**
|
* Create an instance of this symmetric key extended operation. All
|
* initialization should be performed in the
|
* <CODE>initializeExtendedOperationHandler</CODE> method.
|
*/
|
public GetSymmetricKeyExtendedOperation()
|
{
|
super();
|
}
|
|
/** {@inheritDoc} */
|
@Override
|
public void initializeExtendedOperationHandler(
|
GetSymmetricKeyExtendedOperationHandlerCfg config)
|
throws ConfigException, InitializationException
|
{
|
super.initializeExtendedOperationHandler(config);
|
}
|
|
/**
|
* Processes the provided extended operation.
|
*
|
* @param operation The extended operation to be processed.
|
*/
|
@Override
|
public void processExtendedOperation(ExtendedOperation operation)
|
{
|
// Initialize the variables associated with components that may be included
|
// in the request.
|
String requestSymmetricKey = null;
|
String instanceKeyID = null;
|
|
|
|
// Parse the encoded request, if there is one.
|
ByteString requestValue = operation.getRequestValue();
|
if (requestValue == null)
|
{
|
// The request must always have a value.
|
LocalizableMessage message = ERR_GET_SYMMETRIC_KEY_NO_VALUE.get();
|
operation.appendErrorMessage(message);
|
return;
|
}
|
|
try
|
{
|
ASN1Reader reader = ASN1.getReader(requestValue);
|
reader.readStartSequence();
|
if(reader.hasNextElement() &&
|
reader.peekType() == TYPE_SYMMETRIC_KEY_ELEMENT)
|
{
|
requestSymmetricKey = reader.readOctetStringAsString();
|
}
|
if(reader.hasNextElement() &&
|
reader.peekType() == TYPE_INSTANCE_KEY_ID_ELEMENT)
|
{
|
instanceKeyID = reader.readOctetStringAsString();
|
}
|
reader.readEndSequence();
|
}
|
catch (ASN1Exception ae)
|
{
|
logger.traceException(ae);
|
|
LocalizableMessage message = ERR_GET_SYMMETRIC_KEY_ASN1_DECODE_EXCEPTION.get(
|
ae.getMessage());
|
operation.appendErrorMessage(message);
|
return;
|
}
|
catch (Exception e)
|
{
|
logger.traceException(e);
|
|
operation.setResultCode(ResultCode.PROTOCOL_ERROR);
|
|
LocalizableMessage message = ERR_GET_SYMMETRIC_KEY_DECODE_EXCEPTION.get(
|
StaticUtils.getExceptionMessage(e));
|
operation.appendErrorMessage(message);
|
return;
|
}
|
|
CryptoManagerImpl cm = DirectoryServer.getCryptoManager();
|
try
|
{
|
String responseSymmetricKey = cm.reencodeSymmetricKeyAttribute(
|
requestSymmetricKey, instanceKeyID);
|
|
operation.setResponseOID(
|
ServerConstants.OID_GET_SYMMETRIC_KEY_EXTENDED_OP);
|
operation.setResponseValue(ByteString.valueOf(responseSymmetricKey));
|
operation.setResultCode(ResultCode.SUCCESS);
|
}
|
catch (CryptoManagerException e)
|
{
|
operation.setResultCode(DirectoryServer.getServerErrorResultCode());
|
operation.appendErrorMessage(e.getMessageObject());
|
}
|
catch (Exception e)
|
{
|
operation.setResultCode(DirectoryServer.getServerErrorResultCode());
|
operation.appendErrorMessage(StaticUtils.getExceptionMessage(e));
|
}
|
}
|
|
/**
|
* Encodes the provided information into an ASN.1 octet string suitable for
|
* use as the value for this extended operation.
|
*
|
* @param symmetricKey The wrapped key to use for this request control.
|
* @param instanceKeyID The requesting server instance key ID to use for
|
* this request control.
|
*
|
* @return An ASN.1 octet string containing the encoded request value.
|
*/
|
public static ByteString encodeRequestValue(
|
String symmetricKey,
|
String instanceKeyID)
|
{
|
ByteStringBuilder builder = new ByteStringBuilder();
|
ASN1Writer writer = ASN1.getWriter(builder);
|
|
try
|
{
|
writer.writeStartSequence();
|
writer.writeOctetString(TYPE_SYMMETRIC_KEY_ELEMENT, symmetricKey);
|
writer.writeOctetString(TYPE_INSTANCE_KEY_ID_ELEMENT, instanceKeyID);
|
writer.writeEndSequence();
|
}
|
catch (IOException e)
|
{
|
// TODO: DO something
|
}
|
|
return builder.toByteString();
|
}
|
|
/** {@inheritDoc} */
|
@Override
|
public String getExtendedOperationOID()
|
{
|
return ServerConstants.OID_GET_SYMMETRIC_KEY_EXTENDED_OP;
|
}
|
|
/** {@inheritDoc} */
|
@Override
|
public String getExtendedOperationName()
|
{
|
return "Get Symmetric Key";
|
}
|
}
|
