/*******************************************************************************
*Copyright (c) 2009 Eucalyptus Systems, Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, only version 3 of the License.
*
*
* This file is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program. If not, see <http://www.gnu.org/licenses/>.
*
* Please contact Eucalyptus Systems, Inc., 130 Castilian
* Dr., Goleta, CA 93101 USA or visit <http://www.eucalyptus.com/licenses/>
* if you need additional information or have any questions.
*
* This file may incorporate work covered under the following copyright and
* permission notice:
*
* Software License Agreement (BSD License)
*
* Copyright (c) 2008, Regents of the University of California
* All rights reserved.
*
* Redistribution and use of this software in source and binary forms, with
* or without modification, are permitted provided that the following
* conditions are met:
*
* Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
* IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
* PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
* OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. USERS OF
* THIS SOFTWARE ACKNOWLEDGE THE POSSIBLE PRESENCE OF OTHER OPEN SOURCE
* LICENSED MATERIAL, COPYRIGHTED MATERIAL OR PATENTED MATERIAL IN THIS
* SOFTWARE, AND IF ANY SUCH MATERIAL IS DISCOVERED THE PARTY DISCOVERING
* IT MAY INFORM DR. RICH WOLSKI AT THE UNIVERSITY OF CALIFORNIA, SANTA
* BARBARA WHO WILL THEN ASCERTAIN THE MOST APPROPRIATE REMEDY, WHICH IN
* THE REGENTS’ DISCRETION MAY INCLUDE, WITHOUT LIMITATION, REPLACEMENT
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*******************************************************************************/
/*
* Author: chris grzegorczyk <grze@eucalyptus.com>
*/
package com.eucalyptus.ws.stages;
import java.util.ArrayList;
import org.jboss.netty.channel.ChannelHandlerContext;
import org.jboss.netty.channel.ChannelPipelineCoverage;
import org.jboss.netty.channel.MessageEvent;
import com.eucalyptus.http.MappingHttpRequest;
import com.eucalyptus.http.MappingHttpResponse;
import com.eucalyptus.ws.handlers.MessageStackHandler;
import com.google.common.collect.Lists;
import edu.ucsb.eucalyptus.msgs.DeregisterImageType;
import edu.ucsb.eucalyptus.msgs.DescribeImageAttributeType;
import edu.ucsb.eucalyptus.msgs.DescribeImagesResponseType;
import edu.ucsb.eucalyptus.msgs.DescribeImagesType;
import edu.ucsb.eucalyptus.msgs.DescribeInstancesResponseType;
import edu.ucsb.eucalyptus.msgs.ImageDetails;
import edu.ucsb.eucalyptus.msgs.ModifyImageAttributeType;
import edu.ucsb.eucalyptus.msgs.ReservationInfoType;
import edu.ucsb.eucalyptus.msgs.ResetImageAttributeType;
import edu.ucsb.eucalyptus.msgs.RunInstancesType;
import edu.ucsb.eucalyptus.msgs.RunningInstancesItemType;
@ChannelPipelineCoverage("one")
public class ElasticFoxMangleHandler extends MessageStackHandler {
@Override
public void incomingMessage( ChannelHandlerContext ctx, MessageEvent event ) throws Exception {
if ( event.getMessage( ) instanceof MappingHttpRequest ) {
MappingHttpRequest message = ( MappingHttpRequest ) event.getMessage( );
if ( message.getMessage( ) instanceof ModifyImageAttributeType ) {
ModifyImageAttributeType pure = ( ( ModifyImageAttributeType ) message.getMessage( ) );
pure.setImageId( purifyImageIn( pure.getImageId( ) ) );
} else if ( message.getMessage( ) instanceof DescribeImageAttributeType ) {
DescribeImageAttributeType pure = ( ( DescribeImageAttributeType ) message.getMessage( ) );
pure.setImageId( purifyImageIn( pure.getImageId( ) ) );
} else if ( message.getMessage( ) instanceof ResetImageAttributeType ) {
ResetImageAttributeType pure = ( ( ResetImageAttributeType ) message.getMessage( ) );
pure.setImageId( purifyImageIn( pure.getImageId( ) ) );
} else if ( message.getMessage( ) instanceof DescribeImagesType ) {
ArrayList<String> strs = Lists.newArrayList( );
for ( String imgId : ( ( DescribeImagesType ) message.getMessage( ) ).getImagesSet( ) ) {
strs.add( purifyImageIn( imgId ) );
}
( ( DescribeImagesType ) message.getMessage( ) ).setImagesSet( strs );
} else if ( message.getMessage( ) instanceof DeregisterImageType ) {
DeregisterImageType pure = ( ( DeregisterImageType ) message.getMessage( ) );
pure.setImageId( purifyImageIn( pure.getImageId( ) ) );
} else if ( message.getMessage( ) instanceof RunInstancesType ) {
RunInstancesType pure = ( ( RunInstancesType ) message.getMessage( ) );
pure.setImageId( purifyImageIn( pure.getImageId( ) ) );
pure.setKernelId( purifyImageIn( pure.getKernelId( ) ) );
pure.setRamdiskId( purifyImageIn( pure.getRamdiskId( ) ) );
}
}
}
private String purifyImageIn( String id ) {
id = id == null ? null : "e" + id.substring( 1, 4 ) + id.substring( 4 ).toUpperCase( );
return id;
}
@Override
public void outgoingMessage( ChannelHandlerContext ctx, MessageEvent event ) throws Exception {
if ( event.getMessage( ) instanceof MappingHttpResponse ) {
MappingHttpResponse message = ( MappingHttpResponse ) event.getMessage( );
if ( message.getMessage( ) instanceof DescribeImagesResponseType ) {
DescribeImagesResponseType purify = ( DescribeImagesResponseType ) message.getMessage( );
for ( ImageDetails img : purify.getImagesSet( ) ) {
String imageId = img.getImageId( );
if ( imageId != null ) {
img.setImageId( imageId.replaceFirst( "^e", "a" ).toLowerCase( ) );
}
if ( img.getKernelId( ) != null ) img.setKernelId( img.getKernelId( ).replaceFirst( "^e", "a" ).toLowerCase( ) );
if ( img.getRamdiskId( ) != null ) img.setRamdiskId( img.getRamdiskId( ).replaceFirst( "^e", "a" ).toLowerCase( ) );
}
} else if ( message.getMessage( ) instanceof DescribeInstancesResponseType ) {
DescribeInstancesResponseType purify = ( DescribeInstancesResponseType ) message.getMessage( );
for ( ReservationInfoType rsvInfo : purify.getReservationSet( ) ) {
for ( RunningInstancesItemType r : rsvInfo.getInstancesSet( ) ) {
r.setImageId( r.getImageId( ).replaceFirst( "^e", "a" ).toLowerCase( ) );
if ( r.getKernel( ) != null ) r.setKernel( r.getKernel( ).replaceFirst( "^e", "a" ).toLowerCase( ) );
if ( r.getRamdisk( ) != null ) r.setRamdisk( r.getRamdisk( ).replaceFirst( "^e", "a" ).toLowerCase( ) );
}
}
}
}
}
}