/*
* Adito-PAM
*
* 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; either version 2 of
* the License, or (at your option) any later version.
* 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, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
package com.adito.pam;
import java.io.File;
import org.jdom.Element;
import com.adito.core.UserDatabaseManager;
import com.adito.extensions.ExtensionDescriptor;
import com.adito.extensions.ExtensionException;
import com.adito.extensions.types.DefaultPlugin;
import com.adito.extensions.types.PluginDefinition;
import com.adito.security.UserDatabaseDefinition;
/**
* This is the entry for PAM Extension. It allows the use of <a href="http://www.kernel.org/pub/linux/libs/pam/">Linux PAM</a> to authenticate users.
* The startPlugin method (called by Adito extension manager) checks PAM configurations location is readable.
* Then the method registers PAMUserDatabase to Adito UserDatabaseManager or throws an exception if PAM configuration could not be reached.
*
*/
public class PAMCommunityPlugin extends DefaultPlugin {
/**
* Default Constructor
*/
public PAMCommunityPlugin() {
super(null, false);
}
/* (non-Javadoc)
* @see com.adito.extensions.types.Plugin#startPlugin(com.adito.extensions.types.PluginDefinition, com.adito.extensions.ExtensionDescriptor, org.jdom.Element)
*/
public void startPlugin(PluginDefinition definition, ExtensionDescriptor descriptor, Element element) throws ExtensionException {
super.startPlugin(definition, descriptor, element);
if(new File("/etc/pam.d").canRead()){
/* If last parameter of UserDatabaseDefinition specifie where the plugin configuration screens should be displayed :
* -1 : displayed in system configuration.
* 2010 : displayed during install. This is the container Id set in extension.xml
*
*/
UserDatabaseDefinition databaseDefinition = new UserDatabaseDefinition(PAMUserDatabase.class, "pam", "pam", 2010);
UserDatabaseManager.getInstance().registerDatabase(databaseDefinition);
} else {
throw new ExtensionException(ExtensionException.FAILED_TO_LAUNCH,"PAM not currently supported on this platform or PAM not installed");
}
}
}