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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.bootstrap;
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import java.io.IOException;
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import java.lang.annotation.Annotation;
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import java.util.Enumeration;
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import java.util.List;
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import org.apache.log4j.Logger;
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import org.mule.config.ConfigResource;
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import com.eucalyptus.event.EventListener;
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import com.eucalyptus.util.BaseDirectory;
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import com.eucalyptus.util.EucalyptusProperties;
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import com.eucalyptus.util.LogUtil;
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import com.eucalyptus.util.ServiceJarFile;
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import com.google.common.collect.Lists;
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import com.google.common.collect.Multimap;
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import com.google.common.collect.Multimaps;
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public class BootstrapFactory {
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private static Logger LOG = Logger.getLogger( BootstrapFactory.class );
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private static Multimap<Resource, ResourceProvider> resources = Multimaps.newArrayListMultimap( );
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private static Multimap<Resource, Bootstrapper> bootstrappers = Multimaps.newArrayListMultimap( );
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public static void initResourceProviders( ) {
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for ( Resource r : Resource.values( ) ) {
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for ( ResourceProvider p : r.getProviders( ) ) {
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LOG.info( "Loaded " + LogUtil.dumpObject( p ) );
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public static void initConfigurationResources( ) throws IOException {
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for ( Resource r : Resource.values( ) ) {
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for ( ResourceProvider p : r.initProviders( ) ) {
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LOG.info( "Loading resource provider:" + p.getName( ) + " -- " + p.getOrigin( ) );
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for ( ConfigResource cfg : p.getConfigurations( ) ) {
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LOG.info( "-> " + cfg.getUrl( ) );
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public static void initBootstrappers( ) {
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File libDir = new File( BaseDirectory.LIB.toString( ) );
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for ( File f : libDir.listFiles( ) ) {
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if ( f.getName( ).startsWith( Component.eucalyptus.name() ) && f.getName( ).endsWith( ".jar" ) && !f.getName( ).matches( ".*-ext-.*" ) ) {
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LOG.debug( "Found eucalyptus component jar: " + f.getName( ) );
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jar = new ServiceJarFile( f );
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} catch ( IOException e ) {
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LOG.error( e.getMessage( ) );
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List<Bootstrapper> bsList = jar.getBootstrappers( );
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for ( Bootstrapper bootstrap : bsList ) {
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for ( Resource r : Resource.values( ) ) {
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if ( r.providedBy( bootstrap.getClass( ) ) || Resource.Final.equals( r ) ) {
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Provides provides = bootstrap.getClass( ).getAnnotation( Provides.class );
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if( provides == null ) {
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LOG.info( "-X Skipping bootstrapper " + bootstrap.getClass( ).getSimpleName( ) + " since Provides is not specified." );
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Component component = provides.component( );
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if ( component != null && !component.isEnabled( ) ) {
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LOG.info( "-X Skipping bootstrapper " + bootstrap.getClass( ).getSimpleName( ) + " since Provides.component=" + component.toString( ) + " is disabled." );
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if ( checkDepends( bootstrap ) ) {
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} catch ( Throwable e ) {
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for( Bootstrapper exists : r.getBootstrappers( ) ) {
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if( exists.equals( bootstrap ) ) {
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LOG.fatal( "Duplicate bootstrapper registration: " + exists.getClass( ) +
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"\n==> Old definition source: " + exists.getClass( ).getProtectionDomain( ).getCodeSource( ).getLocation( ).getPath( ) +
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"\n==> New definition source: " + f.getAbsolutePath( ) );
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LOG.info( "-> Associated bootstrapper " + bootstrap.getClass( ).getSimpleName( ) + " with resource " + r.toString( ) + "." );
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} catch (IOException e) {
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private static boolean checkDepends( Bootstrapper bootstrap ) {
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Depends depends = bootstrap.getClass( ).getAnnotation( Depends.class );
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if( depends == null ) return true;
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for ( Component c : depends.local( ) ) {
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if ( !c.isLocal( ) ) {
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LOG.info( "-X Skipping bootstrapper " + bootstrap.getClass( ).getSimpleName( ) + " since Depends.local=" + c.toString( ) + " is remote." );
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for ( Component c : depends.remote( ) ) {
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if ( c.isLocal( ) ) {
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LOG.info( "-X Skipping bootstrapper " + bootstrap.getClass( ).getSimpleName( ) + " since Depends.remote=" + c.toString( ) + " is local." );