/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*
*/
package org.apache.directory.server.dns.store.jndi;
import org.apache.directory.server.core.CoreSession;
import org.apache.directory.server.core.DirectoryService;
import org.apache.directory.server.core.jndi.ServerLdapContext;
import org.apache.directory.server.dns.DnsException;
import org.apache.directory.server.dns.messages.QuestionRecord;
import org.apache.directory.server.dns.messages.ResourceRecord;
import org.apache.directory.server.dns.messages.ResponseCode;
import org.apache.directory.server.dns.store.jndi.operations.GetRecords;
import org.apache.directory.server.i18n.I18n;
import org.apache.directory.server.protocol.shared.ServiceConfigurationException;
import org.apache.directory.server.protocol.shared.catalog.Catalog;
import org.apache.directory.server.protocol.shared.catalog.GetCatalog;
import org.apache.directory.shared.ldap.exception.LdapNameNotFoundException;
import org.apache.directory.shared.ldap.name.DN;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import javax.naming.NamingException;
import javax.naming.directory.DirContext;
import java.util.Map;
import java.util.Set;
/**
* A JNDI-backed search strategy implementation. This search strategy builds a catalog
* from directory configuration to determine where zones are to search for
* resource records.
*
* @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
* @version $Rev: 918774 $, $Date: 2010-03-04 00:33:13 +0100 (Jeu, 04 mar 2010) $
*/
public class MultiBaseSearch implements SearchStrategy
{
/** the LOG for this class */
private static final Logger LOG = LoggerFactory.getLogger( MultiBaseSearch.class );
private final Catalog catalog;
private final DirectoryService directoryService;
MultiBaseSearch( String catalogBaseDn, DirectoryService directoryService )
{
this.directoryService = directoryService;
try
{
CoreSession session = directoryService.getSession();
catalog = new DnsCatalog( ( Map<String, Object> ) new GetCatalog().execute( session, null ) );
}
catch ( Exception e )
{
LOG.error( e.getLocalizedMessage(), e );
String message = I18n.err( I18n.ERR_156, catalogBaseDn );
throw new ServiceConfigurationException( message, e );
}
}
public Set<ResourceRecord> getRecords( QuestionRecord question ) throws DnsException
{
try
{
GetRecords getRecords = new GetRecords( question );
String baseDn = catalog.getBaseDn( question.getDomainName() );
CoreSession session = directoryService.getSession();
DirContext dirContext = new ServerLdapContext( directoryService, session, new DN( baseDn ) );
return getRecords.execute( dirContext, null );
}
catch ( LdapNameNotFoundException lnnfe )
{
LOG.debug( "Name for DNS record search does not exist.", lnnfe );
throw new DnsException( ResponseCode.NAME_ERROR );
}
catch ( NamingException ne )
{
LOG.error( ne.getLocalizedMessage(), ne );
String message = I18n.err( I18n.ERR_157, question.getDomainName() );
throw new ServiceConfigurationException( message, ne );
}
catch ( Exception e )
{
LOG.debug( "Unexpected error retrieving DNS records.", e );
throw new DnsException( ResponseCode.SERVER_FAILURE );
}
}
}