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/*
* Copyright (c) 2012, 2013, 2016 Eike Stepper (Berlin, Germany) and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Eike Stepper - initial API and implementation
* Christian W. Damus (CEA LIST) - bug 420644
* Christian W. Damus (CEA LIST) - bug 418454
*/
package org.eclipse.emf.cdo.server.internal.security;
import org.eclipse.emf.cdo.server.internal.security.bundle.OM;
import org.eclipse.emf.cdo.server.spi.security.SecurityManagerFactory;
import org.eclipse.emf.cdo.spi.server.IAppExtension2;
import org.eclipse.emf.cdo.spi.server.InternalRepository;
import org.eclipse.emf.cdo.spi.server.RepositoryFactory;
import org.eclipse.net4j.util.container.IManagedContainer;
import org.eclipse.net4j.util.container.IPluginContainer;
import org.w3c.dom.Document;
import org.w3c.dom.Element;
import org.w3c.dom.NodeList;
import org.xml.sax.InputSource;
import org.xml.sax.SAXException;
import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;
import javax.xml.parsers.ParserConfigurationException;
import java.io.File;
import java.io.IOException;
import java.io.Reader;
/**
* @author Eike Stepper
*/
public class SecurityExtension implements IAppExtension2
{
public static final String DEFAULT_REALM_PATH = "security";
public SecurityExtension()
{
}
public void start(File configFile) throws Exception
{
start(getDocument(configFile));
}
public void startDynamic(Reader xmlConfigReader) throws Exception
{
start(getDocument(xmlConfigReader));
}
protected void start(Document document) throws Exception
{
OM.LOG.info("Security extension starting"); //$NON-NLS-1$
NodeList repositoryConfigs = document.getElementsByTagName("repository"); //$NON-NLS-1$
for (int i = 0; i < repositoryConfigs.getLength(); i++)
{
Element repositoryConfig = (Element)repositoryConfigs.item(i);
configureRepository(repositoryConfig);
}
OM.LOG.info("Security extension started"); //$NON-NLS-1$
}
public void stop() throws Exception
{
OM.LOG.info("Security extension stopping"); //$NON-NLS-1$
OM.LOG.info("Security extension stopped"); //$NON-NLS-1$
}
protected Document getDocument(File configFile) throws ParserConfigurationException, SAXException, IOException
{
DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
DocumentBuilder builder = factory.newDocumentBuilder();
return builder.parse(configFile);
}
protected Document getDocument(Reader configReader) throws ParserConfigurationException, SAXException, IOException
{
DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
DocumentBuilder builder = factory.newDocumentBuilder();
return builder.parse(new InputSource(configReader));
}
protected void configureRepository(Element repositoryConfig)
{
IManagedContainer container = getContainer();
String name = repositoryConfig.getAttribute("name");
InternalRepository repository = (InternalRepository)RepositoryFactory.get(container, name);
if (repository == null)
{
throw new IllegalStateException("Repository not registered with container: " + name); //$NON-NLS-1$
}
NodeList securityManagers = repositoryConfig.getElementsByTagName("securityManager"); //$NON-NLS-1$
if (securityManagers.getLength() > 1)
{
throw new IllegalStateException("A maximum of one security manager can be configured for repository " + repository); //$NON-NLS-1$
}
if (securityManagers.getLength() == 1)
{
Element securityManagerElement = (Element)securityManagers.item(0);
String type = securityManagerElement.getAttribute("type");
if (type == null || type.length() == 0)
{
throw new IllegalStateException("Security manager type not specified for repository " + repository); //$NON-NLS-1$
}
String description = securityManagerElement.getAttribute("description");
if (description == null || description.length() == 0)
{
description = securityManagerElement.getAttribute("realmPath");
}
if (description == null || description.length() == 0)
{
description = DEFAULT_REALM_PATH;
}
String qualifiedDescription = String.format("%s:%s", name, description); //$NON-NLS-1$
container.getElement(SecurityManagerFactory.PRODUCT_GROUP, type, qualifiedDescription);
}
}
public static IManagedContainer getContainer()
{
return IPluginContainer.INSTANCE;
}
}
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