/******************************************************************************* *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 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS * 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 * OF THE CODE SO IDENTIFIED, LICENSING OF THE CODE SO IDENTIFIED, OR * WITHDRAWAL OF THE CODE CAPABILITY TO THE EXTENT NEEDED TO COMPLY WITH * ANY SUCH LICENSES OR RIGHTS. *******************************************************************************/ /* * Author: chris grzegorczyk <grze@eucalyptus.com> */ package com.eucalyptus.ws.handlers.soap; import java.util.Iterator; import java.util.List; import org.apache.axiom.om.OMElement; import org.apache.axiom.soap.SOAPEnvelope; import org.apache.axiom.soap.SOAPFault; import org.apache.axiom.soap.SOAPHeader; import org.apache.axiom.soap.SOAPHeaderBlock; import org.apache.log4j.Logger; import org.jboss.netty.channel.ChannelHandlerContext; import org.jboss.netty.channel.ChannelPipelineCoverage; import org.jboss.netty.channel.MessageEvent; import org.jboss.netty.handler.codec.http.HttpResponseStatus; import com.eucalyptus.binding.Binding; import com.eucalyptus.binding.HoldMe; import com.eucalyptus.http.MappingHttpMessage; import com.eucalyptus.http.MappingHttpResponse; import com.eucalyptus.ws.EucalyptusRemoteFault; import com.eucalyptus.ws.handlers.MessageStackHandler; import com.google.common.collect.Lists; import edu.ucsb.eucalyptus.msgs.EucalyptusErrorMessageType; @ChannelPipelineCoverage( "all" ) public class SoapHandler extends MessageStackHandler { private static Logger LOG = Logger.getLogger( SoapHandler.class ); @Override public void incomingMessage( final ChannelHandlerContext ctx, final MessageEvent event ) throws Exception { if ( event.getMessage( ) instanceof MappingHttpMessage ) { final MappingHttpMessage message = ( MappingHttpMessage ) event.getMessage( ); final SOAPEnvelope env = message.getSoapEnvelope( ); if ( !env.hasFault( ) ) { message.setOmMessage( env.getBody( ).getFirstElement( ) ); } else { final SOAPHeader header = env.getHeader( ); if(header != null) { final List<SOAPHeaderBlock> headers = Lists.newArrayList( header.examineAllHeaderBlocks( ) ); // :: try to get the fault info from the soap header -- hello there? ::// String action = "ProblemAction"; String relatesTo = "RelatesTo"; for ( final SOAPHeaderBlock headerBlock : headers ) { if ( action.equals( headerBlock.getLocalName( ) ) ) { action = headerBlock.getText( ); } else if ( relatesTo.equals( headerBlock.getLocalName( ) ) ) { relatesTo = headerBlock.getText( ); } } // :: process the real fault ::// final SOAPFault fault = env.getBody( ).getFault( ); if(fault != null) { String faultReason = ""; final Iterator children = fault.getChildElements( ); while ( children.hasNext( ) ) { final OMElement child = ( OMElement ) children.next( ); faultReason += child.getText( ); } final String faultCode = fault.getCode( ).getText( ); faultReason = faultReason.replaceAll( faultCode, "" ); throw new EucalyptusRemoteFault( action, relatesTo, faultCode, faultReason ); } } } } } @Override public void outgoingMessage( final ChannelHandlerContext ctx, final MessageEvent event ) throws Exception { if ( event.getMessage( ) instanceof MappingHttpMessage ) { final MappingHttpMessage httpMessage = ( MappingHttpMessage ) event.getMessage( ); if( httpMessage.getMessage( ) instanceof EucalyptusErrorMessageType ) { EucalyptusErrorMessageType errMsg = (EucalyptusErrorMessageType) httpMessage.getMessage( ); httpMessage.setSoapEnvelope( Binding.createFault( errMsg.getSource( ), errMsg.getMessage( ), errMsg.getStatusMessage( ) ) ); if( httpMessage instanceof MappingHttpResponse ) { ((MappingHttpResponse) httpMessage).setStatus( HttpResponseStatus.INTERNAL_SERVER_ERROR ); } } else { // :: assert sourceElem != null ::// httpMessage.setSoapEnvelope( HoldMe.getOMSOAP11Factory( ).getDefaultEnvelope( ) ); httpMessage.getSoapEnvelope( ).getBody( ).addChild( httpMessage.getOmMessage( ) ); } } } }