/*
* 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.controller.access.constraint;
import static org.jboss.as.controller.descriptions.ModelDescriptionConstants.ACCESS;
import static org.jboss.as.controller.descriptions.ModelDescriptionConstants.AUTHORIZATION;
import static org.jboss.as.controller.descriptions.ModelDescriptionConstants.CORE_SERVICE;
import static org.jboss.as.controller.descriptions.ModelDescriptionConstants.MANAGEMENT;
import static org.jboss.as.controller.descriptions.ModelDescriptionConstants.ROLE_MAPPING;
import org.jboss.as.controller.PathAddress;
import org.jboss.as.controller.PathElement;
import org.jboss.as.controller.access.Action;
import org.jboss.as.controller.access.Action.ActionEffect;
import org.jboss.as.controller.access.JmxAction;
import org.jboss.as.controller.access.JmxTarget;
import org.jboss.as.controller.access.TargetAttribute;
import org.jboss.as.controller.access.TargetResource;
import org.jboss.as.controller.access.rbac.StandardRole;
/**
* A {@link Constraint} for writing to the top level standard roles i.e. 'Auditor' and 'SuperUser'.
*
* @author <a href="mailto:darran.lofthouse@jboss.com">Darran Lofthouse</a>
*/
public class TopRoleConstraint extends AllowAllowNotConstraint {
private static final PathElement MGMT_ELEMENT = PathElement.pathElement(CORE_SERVICE, MANAGEMENT);
private static final PathElement AUTHZ_ELEMENT = PathElement.pathElement(ACCESS, AUTHORIZATION);
public static final ConstraintFactory FACTORY = new Factory();
private static final TopRoleConstraint TOP_ROLE = new TopRoleConstraint(true);
private static final TopRoleConstraint NOT_TOP_ROLE = new TopRoleConstraint(false);
private static final TopRoleConstraint ALLOWS = new TopRoleConstraint(true, true);
private static final TopRoleConstraint DISALLOWS = new TopRoleConstraint(false, true);
private TopRoleConstraint(boolean isTopRole) {
super(isTopRole);
}
private TopRoleConstraint(boolean allowsTopRole, boolean allowsNonTopRole) {
super(allowsTopRole, allowsNonTopRole);
}
static class Factory extends AbstractConstraintFactory {
@Override
public Constraint getStandardUserConstraint(StandardRole role, Action.ActionEffect actionEffect) {
if (actionEffect != ActionEffect.WRITE_CONFIG && actionEffect != ActionEffect.WRITE_RUNTIME) {
return ALLOWS;
}
return role == StandardRole.SUPERUSER ? ALLOWS : DISALLOWS;
}
@Override
public Constraint getRequiredConstraint(Action.ActionEffect actionEffect, Action action, TargetAttribute target) {
return getRequiredConstraint(actionEffect, action, target.getTargetResource());
}
@Override
public Constraint getRequiredConstraint(Action.ActionEffect actionEffect, Action action, TargetResource target) {
return isTopRole(target) ? TOP_ROLE : NOT_TOP_ROLE;
}
private boolean isTopRole(TargetResource target) {
return isTopRole(target.getResourceAddress());
}
private boolean isTopRole(PathAddress address) {
if (address.size() >= 3) {
PathElement roleMapping;
if (MGMT_ELEMENT.equals(address.getElement(0)) && AUTHZ_ELEMENT.equals(address.getElement(1))
&& ROLE_MAPPING.equals((roleMapping = address.getElement(2)).getKey())) {
String roleName = roleMapping.getValue();
return StandardRole.AUDITOR.name().equalsIgnoreCase(roleName)
|| StandardRole.SUPERUSER.name().equalsIgnoreCase(roleName);
}
}
return false;
}
@Override
protected int internalCompare(AbstractConstraintFactory other) {
return 0;
}
@Override
public Constraint getRequiredConstraint(ActionEffect actionEffect, JmxAction action, JmxTarget target) {
return NOT_TOP_ROLE;
}
}
}