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/*******************************************************************************
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*Copyright (c) 2009 Eucalyptus Systems, Inc.
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, only version 3 of the License.
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* This file is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* You should have received a copy of the GNU General Public License along
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* with this program. If not, see <http://www.gnu.org/licenses/>.
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* Please contact Eucalyptus Systems, Inc., 130 Castilian
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* Dr., Goleta, CA 93101 USA or visit <http://www.eucalyptus.com/licenses/>
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* if you need additional information or have any questions.
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* This file may incorporate work covered under the following copyright and
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* Software License Agreement (BSD License)
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* Copyright (c) 2008, Regents of the University of California
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* All rights reserved.
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* Redistribution and use of this software in source and binary forms, with
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* or without modification, are permitted provided that the following
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* Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
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* IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
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* PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
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* OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. USERS OF
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* THIS SOFTWARE ACKNOWLEDGE THE POSSIBLE PRESENCE OF OTHER OPEN SOURCE
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* LICENSED MATERIAL, COPYRIGHTED MATERIAL OR PATENTED MATERIAL IN THIS
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* SOFTWARE, AND IF ANY SUCH MATERIAL IS DISCOVERED THE PARTY DISCOVERING
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* IT MAY INFORM DR. RICH WOLSKI AT THE UNIVERSITY OF CALIFORNIA, SANTA
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* BARBARA WHO WILL THEN ASCERTAIN THE MOST APPROPRIATE REMEDY, WHICH IN
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* THE REGENTS’ DISCRETION MAY INCLUDE, WITHOUT LIMITATION, REPLACEMENT
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* OF THE CODE SO IDENTIFIED, LICENSING OF THE CODE SO IDENTIFIED, OR
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* WITHDRAWAL OF THE CODE CAPABILITY TO THE EXTENT NEEDED TO COMPLY WITH
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* ANY SUCH LICENSES OR RIGHTS.
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*******************************************************************************/
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* Author: chris grzegorczyk <grze@eucalyptus.com>
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package com.eucalyptus.config;
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import java.util.ArrayList;
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import java.util.List;
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import org.apache.log4j.Logger;
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import com.eucalyptus.component.ServiceBuilder;
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import com.eucalyptus.component.ServiceConfiguration;
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import com.eucalyptus.component.ServiceConfigurations;
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import com.eucalyptus.component.ServiceRegistrationException;
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import com.eucalyptus.entities.EntityWrapper;
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import com.eucalyptus.scripting.groovy.GroovyUtil;
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import com.eucalyptus.util.EucalyptusCloudException;
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import com.eucalyptus.util.NetworkUtil;
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import com.google.common.collect.Maps;
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import edu.ucsb.eucalyptus.msgs.ComponentInfoType;
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import edu.ucsb.eucalyptus.msgs.DeregisterComponentResponseType;
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import edu.ucsb.eucalyptus.msgs.DeregisterComponentType;
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import edu.ucsb.eucalyptus.msgs.DescribeComponentsResponseType;
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import edu.ucsb.eucalyptus.msgs.DescribeComponentsType;
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import edu.ucsb.eucalyptus.msgs.DescribeNodesResponseType;
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import edu.ucsb.eucalyptus.msgs.DescribeNodesType;
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import edu.ucsb.eucalyptus.msgs.NodeComponentInfoType;
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import edu.ucsb.eucalyptus.msgs.RegisterComponentResponseType;
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import edu.ucsb.eucalyptus.msgs.RegisterComponentType;
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public class Configuration {
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static Logger LOG = Logger.getLogger( Configuration.class );
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public static String DB_NAME = "eucalyptus_config";
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static String CLUSTER_KEY_FSTRING = "cc-%s";
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static String NODE_KEY_FSTRING = "nc-%s";
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private static Map<Class,ServiceBuilder<ComponentConfiguration>> builders = Maps.newConcurrentHashMap( );
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public static void addBuilder( Class c, ServiceBuilder b ) {
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public RegisterComponentResponseType registerComponent( RegisterComponentType request ) throws EucalyptusCloudException {
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RegisterComponentResponseType reply = ( RegisterComponentResponseType ) request.getReply( );
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reply.set_return( false );
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String name = request.getName( );
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String hostName = request.getHost();
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Integer port = request.getPort( );
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ServiceBuilder builder = builders.get( request.getClass( ) );
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if( !builder.checkAdd( name, hostName, port ) ) {
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reply.set_return(true);
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ServiceConfiguration newComponent = builder.add( name, hostName, port );
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builder.getComponent( ).buildService( newComponent );
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builder.getComponent( ).startService( newComponent );
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reply.set_return( true );
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public DeregisterComponentResponseType deregisterComponent( DeregisterComponentType request ) throws EucalyptusCloudException {
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DeregisterComponentResponseType reply = ( DeregisterComponentResponseType ) request.getReply( );
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reply.set_return( false );
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ServiceBuilder builder = builders.get( request.getClass( ) );
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if( !builder.checkRemove( request.getName( ) ) ) {
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ServiceConfiguration conf;
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conf = builder.lookupByName( request.getName( ) );
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builder.remove( conf );
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builder.getComponent( ).removeService( conf );
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// builder.fireStop( conf );
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reply.set_return( true );
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} catch( EucalyptusCloudException e ) {
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} catch ( Exception e ) {
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public DescribeNodesResponseType listComponents( DescribeNodesType request ) throws EucalyptusCloudException {
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DescribeNodesResponseType reply = ( DescribeNodesResponseType ) request.getReply( );
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reply.setRegistered( ( ArrayList<NodeComponentInfoType> ) GroovyUtil.evaluateScript( "describe_nodes" ) );
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public DescribeComponentsResponseType listComponents( DescribeComponentsType request ) throws EucalyptusCloudException {
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DescribeComponentsResponseType reply = ( DescribeComponentsResponseType ) request.getReply( );
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List<ComponentInfoType> listConfigs = reply.getRegistered( );
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for( ComponentConfiguration conf : builders.get( request.getClass( ) ).list( ) ) {
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listConfigs.add( new ComponentInfoType( conf.getName( ), conf.getHostName( ) ) );
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public static List<ClusterConfiguration> getClusterConfigurations( ) throws EucalyptusCloudException {
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EntityWrapper<ClusterConfiguration> db = ServiceConfigurations.getEntityWrapper( );
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List<ClusterConfiguration> componentList = db.query( new ClusterConfiguration( ) );
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for ( ClusterConfiguration cc : componentList ) {
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if ( cc.getMinVlan( ) == null ) cc.setMinVlan( 10 );
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if ( cc.getMaxVlan( ) == null ) cc.setMaxVlan( 4095 );
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return componentList;
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} catch ( Exception e ) {
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throw new EucalyptusCloudException( e );
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public static List<StorageControllerConfiguration> getStorageControllerConfigurations( ) throws EucalyptusCloudException {
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EntityWrapper<StorageControllerConfiguration> db = ServiceConfigurations.getEntityWrapper( );
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List<StorageControllerConfiguration> componentList = db.query( new StorageControllerConfiguration( ) );
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return componentList;
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} catch ( Exception e ) {
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throw new EucalyptusCloudException( e );
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public static List<WalrusConfiguration> getWalrusConfigurations( ) throws EucalyptusCloudException {
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EntityWrapper<WalrusConfiguration> db = ServiceConfigurations.getEntityWrapper( );
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List<WalrusConfiguration> componentList = db.query( new WalrusConfiguration( ) );
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return componentList;
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} catch ( Exception e ) {
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throw new EucalyptusCloudException( e );
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public static StorageControllerConfiguration getStorageControllerConfiguration( String scName ) throws EucalyptusCloudException {
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List<StorageControllerConfiguration> scs = Configuration.getStorageControllerConfigurations( );
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for ( StorageControllerConfiguration sc : scs ) {
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if ( sc.getName( ).equals( scName ) ) {
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throw new NoSuchComponentException( StorageControllerConfiguration.class.getSimpleName( ) + " named " + scName );
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public static WalrusConfiguration getWalrusConfiguration( String walrusName ) throws EucalyptusCloudException {
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List<WalrusConfiguration> walri = Configuration.getWalrusConfigurations( );
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for ( WalrusConfiguration w : walri ) {
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if ( w.getName( ).equals( walrusName ) ) {
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throw new NoSuchComponentException( WalrusConfiguration.class.getSimpleName( ) + " named " + walrusName );
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public static ClusterConfiguration getClusterConfiguration( String clusterName ) throws EucalyptusCloudException {
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List<ClusterConfiguration> clusters = Configuration.getClusterConfigurations( );
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for ( ClusterConfiguration c : clusters ) {
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if ( c.getName( ).equals( clusterName ) ) {
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throw new NoSuchComponentException( ClusterConfiguration.class.getSimpleName( ) + " named " + clusterName );