/*************************************************************************
* Copyright 2009-2012 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; version 3 of the License.
*
* This program 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., 6755 Hollister Ave., Goleta
* CA 93117, 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,
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* 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.
************************************************************************/
package com.eucalyptus.config;
import java.util.List;
import java.util.Set;
import org.apache.log4j.Logger;
import com.eucalyptus.component.Component;
import com.eucalyptus.component.ComponentId;
import com.eucalyptus.component.ComponentRegistrationHandler;
import com.eucalyptus.component.Components;
import com.eucalyptus.component.ServiceBuilder;
import com.eucalyptus.component.ServiceBuilders;
import com.eucalyptus.component.ServiceConfiguration;
import com.eucalyptus.component.ServiceConfigurations;
import com.eucalyptus.component.annotation.ComponentNamed;
import com.eucalyptus.util.EucalyptusCloudException;
import com.eucalyptus.util.TypeMapper;
import com.eucalyptus.util.TypeMappers;
import com.google.common.base.Function;
import com.google.common.collect.Sets;
import static com.eucalyptus.util.Parameters.checkParam;
import static org.hamcrest.Matchers.notNullValue;
@ComponentNamed
public class ConfigurationManager {
public static Logger LOG = Logger.getLogger( ConfigurationManager.class );
static String CLUSTER_KEY_FSTRING = "cc-%s";
static String NODE_KEY_FSTRING = "nc-%s";
@TypeMapper
public enum ComponentInfoMapper implements Function<ServiceConfiguration, ComponentInfoType> {
INSTANCE;
@Override
public ComponentInfoType apply( final ServiceConfiguration input ) {
return new ComponentInfoType( ) {
/**
*
*/
private static final long serialVersionUID = 1L;
{
this.setType( input.getComponentId( ).name( ) );
this.setPartition( input.getPartition( ) );
this.setName( input.getName( ) );
this.setHostName( input.getHostName( ) );
this.setFullName( input.getFullName( ).toString( ) );
try {
this.setState( input.lookupState( ).toString( ) );
} catch ( final Exception ex ) {
this.setState( "n/a: " + ex.getMessage( ) );
}
this.setDetail( "" );
}
};
}
}
public static RegisterComponentResponseType registerComponent( final RegisterComponentType request ) throws EucalyptusCloudException {
final ServiceBuilder<? extends ServiceConfiguration> builder = ServiceBuilders.handles( request.getClass( ) );
final ComponentId componentId = builder.getComponentId( );
final RegisterComponentResponseType reply = request.getReply( );
final String name = request.getName( );
final String hostName = request.getHost( );
final Integer port = request.getPort( );
checkParam( "Name must not be null: " + request, name, notNullValue() );
checkParam( "Hostname must not be null: " + request, hostName, notNullValue() );
checkParam( "Port must not be null: " + request, port, notNullValue() );
String partition = request.getPartition( );
if ( !componentId.isPartitioned( ) ) {//TODO:GRZE: convert to @NotNull
partition = componentId.getPartition( );
} else if ( componentId.isPartitioned( ) && ( partition == null ) ) {
partition = name;
LOG.error( "Partitioned component is being registered w/o a partition. Using partition=name=" + partition
+ " for request: "
+ request );
}
try {
reply.set_return( ComponentRegistrationHandler.register( componentId, partition, name, hostName, port ) != null );
} catch ( final Throwable ex ) {
// throw new EucalyptusCloudException( "Component registration failed because: " + ex.getMessage( ), ex );
reply.set_return( false );
reply.setStatusMessage( ex.getMessage( ) );
}
return reply;
}
public static DeregisterComponentResponseType deregisterComponent( final DeregisterComponentType request ) throws EucalyptusCloudException {
final ServiceBuilder<? extends ServiceConfiguration> builder = ServiceBuilders.handles( request.getClass( ) );
final ComponentId componentId = builder.getComponentId( );
final DeregisterComponentResponseType reply = ( DeregisterComponentResponseType ) request.getReply( );
try {
reply.set_return( ComponentRegistrationHandler.deregister( componentId, request.getName( ) ) != null );
} catch ( final Throwable ex ) {
//throw new EucalyptusCloudException( "Component deregistration failed because: " + ex.getMessage( ), ex );
reply.set_return( false );
reply.setStatusMessage( ex.getMessage( ) );
}
return reply;
}
private static final Set<String> attributes = Sets.newHashSet( "partition", "state" );
public static ModifyComponentAttributeResponseType modify( final ModifyComponentAttributeType request ) throws EucalyptusCloudException {
final ModifyComponentAttributeResponseType reply = request.getReply( );
if ( !attributes.contains( request.getAttribute( ) ) ) {
throw new EucalyptusCloudException( "Request to modify unknown attribute: " + request.getAttribute( ) );
}
final ServiceBuilder builder = ServiceBuilders.handles( request.getClass( ) );
LOG.info( "Using builder: " + builder.getClass( ).getSimpleName( ) );
LOG.error( "Nothing to do while processing: " + request );
return reply;
}
public DescribeComponentsResponseType listComponents( final DescribeComponentsType request ) throws EucalyptusCloudException {
final DescribeComponentsResponseType reply = ( DescribeComponentsResponseType ) request.getReply( );
final List<ComponentInfoType> listConfigs = reply.getRegistered( );
if ( DescribeComponentsType.class.equals( request.getClass( ) ) ) {
for ( final Component c : Components.list( ) ) {
if ( !c.hasLocalService( ) ) {
listConfigs.add( new ComponentInfoType( ) {
/**
*
*/
private static final long serialVersionUID = 1L;
{
this.setType( c.getComponentId( ).name( ) );
this.setPartition( c.getComponentId( ).getPartition( ) );
this.setName( "" );
this.setHostName( "" );
this.setFullName( "" );
this.setState( c.getState( ).toString( ) );
this.setDetail( "" );
}
} );
} else {
final ServiceConfiguration config = c.getLocalServiceConfiguration( );
final ComponentInfoType info = TypeMappers.transform( config, ComponentInfoType.class );
if ( !Boolean.TRUE.equals( request.getVerbose( ) ) ) {
info.setDetail( "" );
}
listConfigs.add( info );
}
}
} else {
final ServiceBuilder<? extends ServiceConfiguration> compId = ServiceBuilders.handles( request.getClass( ) );
for ( final ServiceConfiguration config : ServiceConfigurations.list( compId.getComponentId( ).getClass( ) ) ) {
final ComponentInfoType info = TypeMappers.transform( config, ComponentInfoType.class );
if ( !Boolean.TRUE.equals( request.getVerbose( ) ) ) {
info.setDetail( "" );
}
listConfigs.add( info );
}
}
return reply;
}
}