/*
* 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.studio.openldap.config.model.io;
import org.apache.directory.api.ldap.model.exception.LdapInvalidDnException;
import org.apache.directory.api.ldap.model.name.Dn;
import org.apache.directory.studio.common.core.jobs.StudioProgressMonitor;
import org.apache.directory.studio.connection.core.Connection;
import org.apache.directory.studio.connection.core.ConnectionCorePlugin;
import org.apache.directory.studio.connection.core.IConnectionListener;
import org.apache.directory.studio.connection.core.event.ConnectionEventRegistry;
import org.apache.directory.studio.ldapbrowser.core.jobs.InitializeRootDSERunnable;
import org.apache.directory.studio.ldapbrowser.core.model.IAttribute;
import org.apache.directory.studio.ldapbrowser.core.model.IBrowserConnection;
import org.apache.directory.studio.ldapbrowser.core.model.IRootDSE;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.core.runtime.NullProgressMonitor;
/**
* This class implements a configuration reader for OpenLDAP.
*
* @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
*/
public class ConfigurationUtils
{
/** The default OpenLDAP configuration DN */
public static final String DEFAULT_CONFIG_DN = "cn=config";
/**
* Gets the configuration DN.
*
* @param browserConnection the browser connection
* @return the configuration DN
* @throws ConfigurationException if the configuration DN couldn't be found
*/
public static Dn getConfigurationDn( IBrowserConnection browserConnection )
throws ConfigurationException
{
IProgressMonitor progressMonitor = new NullProgressMonitor();
StudioProgressMonitor monitor = new StudioProgressMonitor( progressMonitor );
// Opening the connection (if needed)
openConnection( browserConnection.getConnection(), monitor );
// Load Root DSE (if needed)
if ( browserConnection.getRootDSE() == null )
{
InitializeRootDSERunnable.loadRootDSE( browserConnection, monitor );
}
// Getting the Root DSE
IRootDSE rootDse = browserConnection.getRootDSE();
try
{
// Getting the 'configcontext' attribute
IAttribute configContextAttribute = rootDse.getAttribute( "configcontext" );
if ( ( configContextAttribute != null ) && ( configContextAttribute.getValueSize() > 0 ) )
{
return new Dn( configContextAttribute.getStringValue() );
}
else
{
return getDefaultConfigurationDn();
}
}
catch ( LdapInvalidDnException e )
{
throw new ConfigurationException( e );
}
}
/**
* Gets the default configuration DN.
*
* @return the default configuration DN
* @throws ConfigurationException if an error occurred
*/
public static Dn getDefaultConfigurationDn() throws ConfigurationException
{
try
{
return new Dn( DEFAULT_CONFIG_DN );
}
catch ( LdapInvalidDnException e )
{
throw new ConfigurationException( e );
}
}
/**
* Opens the connection.
*
* @param connection the connection
* @param monitor the monitor
*/
public static void openConnection( Connection connection, StudioProgressMonitor monitor )
{
if ( connection != null && !connection.getConnectionWrapper().isConnected() )
{
connection.getConnectionWrapper().connect( monitor );
if ( connection.getConnectionWrapper().isConnected() )
{
connection.getConnectionWrapper().bind( monitor );
}
if ( connection.getConnectionWrapper().isConnected() )
{
for ( IConnectionListener listener : ConnectionCorePlugin.getDefault()
.getConnectionListeners() )
{
listener.connectionOpened( connection, monitor );
}
ConnectionEventRegistry.fireConnectionOpened( connection, null );
}
}
}
}