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/*
* JBoss, Home of Professional Open Source.
* Copyright 2012, 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.ejb3.security;
import java.lang.reflect.Method;
import java.lang.reflect.Modifier;
import java.security.Permission;
import java.util.Collection;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.Set;
import javax.security.jacc.EJBMethodPermission;
import javax.security.jacc.EJBRoleRefPermission;
import org.jboss.as.ee.component.ComponentConfiguration;
import org.jboss.as.ee.component.ComponentConfigurator;
import org.jboss.as.ee.component.ComponentDescription;
import org.jboss.as.ee.component.ViewConfiguration;
import org.jboss.as.ee.component.serialization.WriteReplaceInterface;
import org.jboss.as.ejb3.component.EJBComponentDescription;
import org.jboss.as.ejb3.component.EJBViewConfiguration;
import org.jboss.as.ejb3.component.MethodIntf;
import org.jboss.as.ejb3.component.session.SessionBeanComponentDescription;
import org.jboss.as.ejb3.deployment.ApplicableMethodInformation;
import org.jboss.as.ejb3.deployment.EjbDeploymentAttachmentKeys;
import org.jboss.as.server.deployment.Attachments;
import org.jboss.as.server.deployment.DeploymentPhaseContext;
import org.jboss.as.server.deployment.DeploymentUnit;
import org.jboss.as.server.deployment.DeploymentUnitProcessingException;
import org.jboss.as.server.deployment.reflect.ClassReflectionIndexUtil;
import org.jboss.as.server.deployment.reflect.DeploymentReflectionIndex;
import org.jboss.invocation.proxy.MethodIdentifier;
import org.jboss.metadata.ejb.spec.MethodInterfaceType;
import org.jboss.metadata.javaee.spec.SecurityRoleMetaData;
import org.jboss.metadata.javaee.spec.SecurityRolesMetaData;
/**
* Component configurator the calculates JACC roles
*
* @author Stuart Douglas
* @author Stefan Guilhen
*/
public class EjbJaccConfigurator implements ComponentConfigurator {
private static final String ANY_AUTHENTICATED_USER_ROLE = "**";
@Override
public void configure(final DeploymentPhaseContext context, final ComponentDescription description, final ComponentConfiguration configuration) throws DeploymentUnitProcessingException {
final DeploymentUnit deploymentUnit = context.getDeploymentUnit();
final DeploymentReflectionIndex reflectionIndex = deploymentUnit.getAttachment(Attachments.REFLECTION_INDEX);
final EJBComponentDescription ejbComponentDescription = EJBComponentDescription.class.cast(description);
final EjbJaccConfig ejbJaccConfig = new EjbJaccConfig();
context.getDeploymentUnit().addToAttachmentList(EjbDeploymentAttachmentKeys.JACC_PERMISSIONS, ejbJaccConfig);
// process the method permissions.
for (final ViewConfiguration viewConfiguration : configuration.getViews()) {
final List viewMethods = viewConfiguration.getProxyFactory().getCachedMethods();
for (final Method viewMethod : viewMethods) {
if (!Modifier.isPublic(viewMethod.getModifiers()) || viewMethod.getDeclaringClass() == WriteReplaceInterface.class) {
continue;
}
final EJBViewConfiguration ejbViewConfiguration = EJBViewConfiguration.class.cast(viewConfiguration);
// try to create permissions using the descriptor metadata first.
ApplicableMethodInformation permissions = ejbComponentDescription.getDescriptorMethodPermissions();
boolean createdPerms = this.createPermissions(ejbJaccConfig, ejbComponentDescription, ejbViewConfiguration, viewMethod, reflectionIndex, permissions);
// no permissions created using the descriptor metadata - try to use annotation metadata.
if (!createdPerms) {
permissions = ejbComponentDescription.getAnnotationMethodPermissions();
createPermissions(ejbJaccConfig, ejbComponentDescription, ejbViewConfiguration, viewMethod, reflectionIndex, permissions);
}
}
}
Set securityRoles = new HashSet();
// get all roles from the deployments descriptor (assembly descriptor roles)
SecurityRolesMetaData secRolesMetaData = ejbComponentDescription.getSecurityRoles();
if (secRolesMetaData != null) {
for (SecurityRoleMetaData secRoleMetaData : secRolesMetaData) {
securityRoles.add(secRoleMetaData.getRoleName());
}
}
// at this point any roles specified via RolesAllowed annotation have been mapped to EJBMethodPermissions, so
// going through the permissions allows us to retrieve these roles.
// TODO there might be a better way to retrieve just annotated roles without going through all processed permissions
List> processedRoles = ejbJaccConfig.getRoles();
for (Map.Entry entry : processedRoles) {
securityRoles.add(entry.getKey());
}
securityRoles.add(ANY_AUTHENTICATED_USER_ROLE);
// process the security-role-ref from the deployment descriptor.
Map> securityRoleRefs = ejbComponentDescription.getSecurityRoleLinks();
for (Map.Entry> entry : securityRoleRefs.entrySet()) {
String roleName = entry.getKey();
for (String roleLink : entry.getValue()) {
EJBRoleRefPermission p = new EJBRoleRefPermission(ejbComponentDescription.getEJBName(), roleName);
ejbJaccConfig.addRole(roleLink, p);
}
securityRoles.remove(roleName);
}
// process remaining annotated declared roles that were not overridden in the descriptor.
Set declaredRoles = ejbComponentDescription.getDeclaredRoles();
for (String role : declaredRoles) {
if (!securityRoleRefs.containsKey(role)) {
EJBRoleRefPermission p = new EJBRoleRefPermission(ejbComponentDescription.getEJBName(), role);
ejbJaccConfig.addRole(role, p);
}
securityRoles.remove(role);
}
// an EJBRoleRefPermission must be created for each declared role that does not appear in the security-role-ref.
for (String role : securityRoles) {
EJBRoleRefPermission p = new EJBRoleRefPermission(ejbComponentDescription.getEJBName(), role);
ejbJaccConfig.addRole(role, p);
}
// special handling of stateful session bean getEJBObject due how the stateful session handles acquire the
// proxy by sending an invocation to the ejb container.
if (ejbComponentDescription instanceof SessionBeanComponentDescription) {
SessionBeanComponentDescription session = SessionBeanComponentDescription.class.cast(ejbComponentDescription);
if (session.isStateful()) {
EJBMethodPermission p = new EJBMethodPermission(ejbComponentDescription.getEJBName(), "getEJBObject", "Home", null);
ejbJaccConfig.addPermit(p);
}
}
}
protected boolean createPermissions(final EjbJaccConfig ejbJaccConfig, final EJBComponentDescription description, final EJBViewConfiguration ejbViewConfiguration,
final Method viewMethod, final DeploymentReflectionIndex index, final ApplicableMethodInformation permissions) {
MethodIdentifier methodIdentifier = MethodIdentifier.getIdentifierForMethod(viewMethod);
EJBMethodSecurityAttribute ejbMethodSecurityMetaData = permissions.getViewAttribute(ejbViewConfiguration.getMethodIntf(), viewMethod);
//if this is null we try with the corresponding bean method.
if (ejbMethodSecurityMetaData == null) {
ejbMethodSecurityMetaData = permissions.getViewAttribute(MethodIntf.BEAN, viewMethod);
}
final Method classMethod = ClassReflectionIndexUtil.findMethod(index, ejbViewConfiguration.getComponentConfiguration().getComponentClass(), viewMethod);
if (ejbMethodSecurityMetaData == null) {
if (classMethod != null) {
methodIdentifier = MethodIdentifier.getIdentifierForMethod(classMethod);
//if this is null we try with the corresponding bean method.
ejbMethodSecurityMetaData = permissions.getAttribute(ejbViewConfiguration.getMethodIntf(), classMethod);
if (ejbMethodSecurityMetaData == null) {
ejbMethodSecurityMetaData = permissions.getAttribute(MethodIntf.BEAN, classMethod);
}
}
}
// check if any security metadata was defined for the method.
if (ejbMethodSecurityMetaData != null) {
final MethodInterfaceType interfaceType = this.getMethodInterfaceType(ejbViewConfiguration.getMethodIntf());
final EJBMethodPermission permission = new EJBMethodPermission(description.getEJBName(), methodIdentifier.getName(), interfaceType.name(), methodIdentifier.getParameterTypes());
if (ejbMethodSecurityMetaData.isPermitAll()) {
ejbJaccConfig.addPermit(permission);
}
if (ejbMethodSecurityMetaData.isDenyAll()) {
ejbJaccConfig.addDeny(permission);
}
for (String role : ejbMethodSecurityMetaData.getRolesAllowed()) {
ejbJaccConfig.addRole(role, permission);
}
return true;
}
return false;
}
protected MethodInterfaceType getMethodInterfaceType(MethodIntf viewType) {
switch (viewType) {
case HOME:
return MethodInterfaceType.Home;
case LOCAL_HOME:
return MethodInterfaceType.LocalHome;
case SERVICE_ENDPOINT:
return MethodInterfaceType.ServiceEndpoint;
case LOCAL:
return MethodInterfaceType.Local;
case REMOTE:
return MethodInterfaceType.Remote;
case TIMER:
return MethodInterfaceType.Timer;
case MESSAGE_ENDPOINT:
return MethodInterfaceType.MessageEndpoint;
default:
return null;
}
}
}
