/*
* JBoss, Home of Professional Open Source.
* Copyright 2013, 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.domain.management.access;
import java.util.Locale;
import org.jboss.as.controller.AbstractWriteAttributeHandler;
import org.jboss.as.controller.OperationContext;
import org.jboss.as.controller.OperationFailedException;
import org.jboss.as.controller.access.Authorizer;
import org.jboss.as.controller.access.AuthorizerConfiguration;
import org.jboss.as.controller.access.management.DelegatingConfigurableAuthorizer;
import org.jboss.as.controller.access.rbac.RoleMapper;
import org.jboss.as.controller.access.rbac.StandardRBACAuthorizer;
import org.jboss.as.controller.access.rbac.StandardRoleMapper;
import org.jboss.as.controller.access.rbac.SuperUserRoleMapper;
import org.jboss.as.controller.registry.Resource;
import org.jboss.as.domain.management.access.AccessAuthorizationResourceDefinition.Provider;
import org.jboss.dmr.ModelNode;
/**
* An {@link org.jboss.as.controller.OperationStepHandler} handling write updates to the 'provider' attribute allowing
* for the authorization provider to be switched.
*
* @author Brian Stansberry (c) 2013 Red Hat Inc.
* @author <a href="mailto:darran.lofthouse@jboss.com">Darran Lofthouse</a>
*/
class AccessAuthorizationProviderWriteAttributeHander extends AbstractWriteAttributeHandler<Void> {
private final DelegatingConfigurableAuthorizer configurableAuthorizer;
AccessAuthorizationProviderWriteAttributeHander(DelegatingConfigurableAuthorizer configurableAuthorizer) {
super(AccessAuthorizationResourceDefinition.PROVIDER);
this.configurableAuthorizer = configurableAuthorizer;
}
@Override
protected void finishModelStage(OperationContext context, ModelNode operation, String attributeName, ModelNode newValue,
ModelNode oldValue, Resource model) throws OperationFailedException {
Provider provider = Provider.valueOf(newValue.asString().toUpperCase(Locale.ENGLISH));
if (provider == Provider.RBAC) {
/*
* As the provider is being set to RBAC we need to be sure roles can be assigned.
*/
RbacSanityCheckOperation.addOperation(context);
}
}
@Override
protected boolean requiresRuntime(OperationContext context) {
return true;
}
@Override
protected boolean applyUpdateToRuntime(OperationContext context, ModelNode operation, String attributeName,
ModelNode resolvedValue, ModelNode currentValue,
org.jboss.as.controller.AbstractWriteAttributeHandler.HandbackHolder<Void> handbackHolder)
throws OperationFailedException {
if (!resolvedValue.equals(currentValue)) {
if (!context.isBooting()) {
return true;
}
updateAuthorizer(resolvedValue, configurableAuthorizer);
}
return false;
}
@Override
protected void revertUpdateToRuntime(OperationContext context, ModelNode operation, String attributeName,
ModelNode valueToRestore, ModelNode valueToRevert, Void handback) throws OperationFailedException {
updateAuthorizer(valueToRestore, configurableAuthorizer);
}
static void updateAuthorizer(final ModelNode value, final DelegatingConfigurableAuthorizer configurableAuthorizer) {
ModelNode resolvedValue = value.isDefined() ? value : AccessAuthorizationResourceDefinition.PROVIDER.getDefaultValue();
String providerName = resolvedValue.asString().toUpperCase(Locale.ENGLISH);
Provider provider = Provider.valueOf(providerName);
AuthorizerConfiguration authorizerConfiguration = configurableAuthorizer.getWritableAuthorizerConfiguration();
RoleMapper roleMapper;
if (provider == Provider.SIMPLE) {
roleMapper = new SuperUserRoleMapper(authorizerConfiguration);
} else {
roleMapper = new StandardRoleMapper(configurableAuthorizer.getWritableAuthorizerConfiguration());
}
Authorizer delegate = StandardRBACAuthorizer.create(configurableAuthorizer.getWritableAuthorizerConfiguration(),
roleMapper);
configurableAuthorizer.setDelegate(delegate);
}
}