/*******************************************************************************
*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.vm;
import java.util.Date;
import java.util.List;
import java.util.NoSuchElementException;
import org.apache.log4j.Logger;
import org.bouncycastle.util.encoders.Base64;
import org.mule.RequestContext;
import com.eucalyptus.auth.NoSuchUserException;
import com.eucalyptus.auth.Users;
import com.eucalyptus.auth.principal.User;
import com.eucalyptus.cluster.Cluster;
import com.eucalyptus.cluster.Clusters;
import com.eucalyptus.cluster.VmInstance;
import com.eucalyptus.cluster.VmInstances;
import com.eucalyptus.cluster.callback.ConsoleOutputCallback;
import com.eucalyptus.cluster.callback.RebootCallback;
import com.eucalyptus.context.ServiceContext;
import com.eucalyptus.records.EventType;
import com.eucalyptus.util.EucalyptusCloudException;
import com.eucalyptus.vm.SystemState.Reason;
import com.eucalyptus.ws.util.Messaging;
import edu.ucsb.eucalyptus.cloud.VmAllocationInfo;
import edu.ucsb.eucalyptus.cloud.entities.SystemConfiguration;
import edu.ucsb.eucalyptus.msgs.DescribeInstancesResponseType;
import edu.ucsb.eucalyptus.msgs.DescribeInstancesType;
import edu.ucsb.eucalyptus.msgs.EucalyptusErrorMessageType;
import edu.ucsb.eucalyptus.msgs.TerminateInstancesItemType;
import com.eucalyptus.records.EventRecord;
import com.google.common.base.Predicate;
import com.google.common.collect.Iterables;
import edu.ucsb.eucalyptus.msgs.GetConsoleOutputResponseType;
import edu.ucsb.eucalyptus.msgs.GetConsoleOutputType;
import edu.ucsb.eucalyptus.msgs.RebootInstancesResponseType;
import edu.ucsb.eucalyptus.msgs.RebootInstancesType;
import edu.ucsb.eucalyptus.msgs.TerminateInstancesResponseType;
import edu.ucsb.eucalyptus.msgs.TerminateInstancesType;
public class VmControl {
private static Logger LOG = Logger.getLogger( VmControl.class );
public VmAllocationInfo allocate( VmAllocationInfo vmAllocInfo ) throws EucalyptusCloudException {
return vmAllocInfo;
}
public DescribeInstancesResponseType describeInstances( DescribeInstancesType msg ) throws EucalyptusCloudException {
DescribeInstancesResponseType reply = ( DescribeInstancesResponseType ) msg.getReply( );
try {
reply.setReservationSet( SystemState.handle( msg.getUserId( ), msg.getInstancesSet( ), msg.isAdministrator( ) ) );
} catch ( Exception e ) {
LOG.error( e );
LOG.debug( e, e );
throw new EucalyptusCloudException( e.getMessage( ) );
}
return reply;
}
public TerminateInstancesResponseType terminateInstances( TerminateInstancesType request ) throws EucalyptusCloudException {
TerminateInstancesResponseType reply = ( TerminateInstancesResponseType ) request.getReply( );
try {
final List<TerminateInstancesItemType> results = reply.getInstancesSet( );
final Boolean admin = request.isAdministrator( );
final String userId = request.getUserId( );
Iterables.all( request.getInstancesSet( ), new Predicate<String>( ) {
@Override
public boolean apply( String instanceId ) {
try {
VmInstance v = VmInstances.getInstance( ).lookup( instanceId );
if ( admin || v.getOwnerId( ).equals( userId ) ) {
int oldCode = v.getState( ).getCode( ), newCode = VmState.SHUTTING_DOWN.getCode( );
String oldState = v.getState( ).getName( ), newState = VmState.SHUTTING_DOWN.getName( );
results.add( new TerminateInstancesItemType( v.getInstanceId( ), oldCode, oldState, newCode, newState ) );
if ( VmState.RUNNING.equals( v.getState( ) ) || VmState.PENDING.equals( v.getState( ) ) ) {
v.setState( VmState.SHUTTING_DOWN, Reason.USER_TERMINATED );
}
}
return true;
} catch ( NoSuchElementException e ) {
try {
VmInstances.getInstance( ).lookupDisabled( instanceId ).setState( VmState.BURIED, Reason.BURIED );
return true;
} catch ( NoSuchElementException e1 ) {
return false;
}
}
}
} );
reply.set_return( !reply.getInstancesSet( ).isEmpty( ) );
return reply;
} catch ( Throwable e ) {
LOG.error( e );
LOG.debug( e, e );
throw new EucalyptusCloudException( e.getMessage( ) );
}
}
public RebootInstancesResponseType rebootInstances( final RebootInstancesType request ) throws EucalyptusCloudException {
RebootInstancesResponseType reply = ( RebootInstancesResponseType ) request.getReply( );
try {
final String userId = request.getUserId( );
final Boolean admin = request.isAdministrator( );
boolean result = Iterables.any( request.getInstancesSet( ), new Predicate<String>( ) {
@Override
public boolean apply( String instanceId ) {
try {
VmInstance v = VmInstances.getInstance( ).lookup( instanceId );
if ( admin || v.getOwnerId( ).equals( userId ) ) {
new RebootCallback( v.getInstanceId( ) ).regarding( request ).dispatch( v.getPlacement( ) );
return true;
} else {
return false;
}
} catch ( NoSuchElementException e ) {
return false;
}
}
} );
reply.set_return( result );
return reply;
} catch ( Exception e ) {
LOG.error( e );
LOG.debug( e, e );
throw new EucalyptusCloudException( e.getMessage( ) );
}
}
public void getConsoleOutput( GetConsoleOutputType request ) throws EucalyptusCloudException {
VmInstance v = null;
try {
v = VmInstances.getInstance( ).lookup( request.getInstanceId( ) );
} catch ( NoSuchElementException e2 ) {
try {
v = VmInstances.getInstance( ).lookupDisabled( request.getInstanceId( ) );
GetConsoleOutputResponseType reply = request.getReply( );
reply.setInstanceId( request.getInstanceId( ) );
reply.setTimestamp( new Date( ) );
reply.setOutput( v.getConsoleOutputString( ) );
ServiceContext.dispatch( "ReplyQueue", reply );
} catch ( NoSuchElementException ex ) {
throw new EucalyptusCloudException( "No such instance: " + request.getInstanceId( ) );
}
}
if ( !request.isAdministrator( ) && !v.getOwnerId( ).equals( request.getUserId( ) ) ) {
throw new EucalyptusCloudException( "Permission denied for vm: " + request.getInstanceId( ) );
} else if ( !VmState.RUNNING.equals( v.getState( ) ) ) {
throw new EucalyptusCloudException( "Instance " + request.getInstanceId( ) + " is not in a running state." );
} else {
Cluster cluster = null;
try {
cluster = Clusters.getInstance( ).lookup( v.getPlacement( ) );
} catch ( NoSuchElementException e1 ) {
throw new EucalyptusCloudException( "Failed to find cluster info for '" + v.getPlacement( ) + "' related to vm: " + request.getInstanceId( ) );
}
RequestContext.getEventContext( ).setStopFurtherProcessing( true );
new ConsoleOutputCallback( request ).dispatch( cluster );
}
}
}