/*
* JBoss, Home of Professional Open Source.
* Copyright 2011, Red Hat, Inc., and individual contributors
* as indicated by the @author tags. See the copyright.txt file in the
* distribution for a full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.jboss.as.security.service;
import java.security.Policy;
import javax.security.jacc.PolicyConfiguration;
import javax.security.jacc.PolicyConfigurationFactory;
import javax.security.jacc.PolicyContextException;
import org.jboss.as.security.SecurityExtension;
import org.jboss.as.security.SecurityLogger;
import org.jboss.as.security.SecurityMessages;
import org.jboss.msc.inject.Injector;
import org.jboss.msc.service.Service;
import org.jboss.msc.service.ServiceName;
import org.jboss.msc.service.StartContext;
import org.jboss.msc.service.StartException;
import org.jboss.msc.service.StopContext;
import org.jboss.msc.value.InjectedValue;
/**
* A service for JACC policies
*
* @author <a href="mailto:mmoyses@redhat.com">Marcus Moyses</a>
*/
public abstract class JaccService<T> implements Service<PolicyConfiguration> {
protected static final SecurityLogger log = SecurityLogger.ROOT_LOGGER;
public static final ServiceName SERVICE_NAME = SecurityExtension.JBOSS_SECURITY.append("jacc");
private final String contextId;
private final T metaData;
private final Boolean standalone;
private volatile PolicyConfiguration policyConfiguration;
private final InjectedValue<PolicyConfiguration> parentPolicy = new InjectedValue<PolicyConfiguration>();
public JaccService(final String contextId, T metaData, Boolean standalone) {
if (contextId == null)
throw SecurityMessages.MESSAGES.nullArgument("JACC Context Id");
this.contextId = contextId;
this.metaData = metaData;
this.standalone = standalone;
}
/** {@inheritDoc} */
@Override
public PolicyConfiguration getValue() throws IllegalStateException, IllegalArgumentException {
return policyConfiguration;
}
/** {@inheritDoc} */
@Override
public void start(StartContext context) throws StartException {
try {
PolicyConfigurationFactory pcf = PolicyConfigurationFactory.getPolicyConfigurationFactory();
synchronized (pcf) { // synchronize on the factory
policyConfiguration = pcf.getPolicyConfiguration(contextId, false);
if (metaData != null) {
createPermissions(metaData, policyConfiguration);
} else {
log.debugf("Cannot create permissions with 'null' metaData for id=" + contextId);
}
if (!standalone) {
PolicyConfiguration parent = parentPolicy.getValue();
if (parent != null) {
parent = pcf.getPolicyConfiguration(parent.getContextID(), false);
parent.linkConfiguration(policyConfiguration);
policyConfiguration.commit();
parent.commit();
} else {
log.debugf("Could not retrieve parent policy for policy " + contextId);
}
} else {
policyConfiguration.commit();
}
// Allow the policy to incorporate the policy configs
Policy.getPolicy().refresh();
}
} catch (Exception e) {
throw SecurityMessages.MESSAGES.unableToStartException("JaccService", e);
}
}
/** {@inheritDoc} */
@Override
public void stop(StopContext context) {
try {
PolicyConfigurationFactory pcf = PolicyConfigurationFactory.getPolicyConfigurationFactory();
synchronized (pcf) { // synchronize on the factory
policyConfiguration = pcf.getPolicyConfiguration(contextId, false);
policyConfiguration.delete();
}
} catch (Exception e) {
SecurityLogger.ROOT_LOGGER.errorDeletingJACCPolicy(e);
}
policyConfiguration = null;
}
/**
* Target {@code Injector}
*
* @return target
*/
public Injector<PolicyConfiguration> getParentPolicyInjector() {
return parentPolicy;
}
/**
* Create JACC permissions for the deployment
*
* @param metaData
* @param policyConfiguration
* @throws PolicyContextException
*/
public abstract void createPermissions(T metaData, PolicyConfiguration policyConfiguration) throws PolicyContextException;
}