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/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.apache.tuscany.sca.implementation.java.introspect.impl;
import java.lang.reflect.Method;
import javax.annotation.security.DenyAll;
import javax.annotation.security.PermitAll;
import javax.annotation.security.RolesAllowed;
import javax.annotation.security.RunAs;
import javax.xml.namespace.QName;
import org.apache.tuscany.sca.assembly.AssemblyFactory;
import org.apache.tuscany.sca.assembly.ConfiguredOperation;
import org.apache.tuscany.sca.assembly.OperationsConfigurator;
import org.apache.tuscany.sca.implementation.java.IntrospectionException;
import org.apache.tuscany.sca.implementation.java.JavaImplementation;
import org.apache.tuscany.sca.policy.PolicyFactory;
import org.apache.tuscany.sca.policy.PolicySet;
import org.apache.tuscany.sca.policy.authorization.AuthorizationPolicy;
import org.apache.tuscany.sca.policy.identity.SecurityIdentityPolicy;
/**
* Processes an {@link javax.annotation.security.*} annotation
* Below is a list of annotations
*
* Type Method
* RunAs x
* RolesAllowed x x
* PermitAll x x
* DenyAll x
*
* @version $Rev$ $Date$
*/
public class JSR250PolicyProcessor extends BaseJavaClassVisitor {
private static final QName RUN_AS = new QName("http://www.osoa.org/xmlns/sca/1.0","runAs");
private static final QName ALLOW = new QName("http://www.osoa.org/xmlns/sca/1.0","allow");
private static final QName PERMIT_ALL = new QName("http://www.osoa.org/xmlns/sca/1.0","permitAll");
private static final QName DENY_ALL = new QName("http://www.osoa.org/xmlns/sca/1.0","denyAll");
private PolicyFactory policyFactory;
public JSR250PolicyProcessor(AssemblyFactory assemblyFactory, PolicyFactory policyFactory) {
super(assemblyFactory);
this.policyFactory = policyFactory;
}
@Override
public <T> void visitClass(Class<T> clazz, JavaImplementation type) throws IntrospectionException {
RunAs runAs = clazz.getAnnotation(javax.annotation.security.RunAs.class);
if (runAs != null) {
String roleName = runAs.value();
if(roleName == null) {
//FIXME handle monitor or error
}
SecurityIdentityPolicy policy = new SecurityIdentityPolicy();
policy.setRunAsRole(roleName);
PolicySet policySet = policyFactory.createPolicySet();
policySet.setName(RUN_AS);
policySet.getPolicies().add(policy);
policySet.setUnresolved(false);
((org.apache.tuscany.sca.policy.PolicySetAttachPoint)type).getPolicySets().add(policySet);
}
RolesAllowed rolesAllowed = clazz.getAnnotation(javax.annotation.security.RolesAllowed.class);
if(rolesAllowed != null) {
if(rolesAllowed.value().length == 0) {
//FIXME handle monitor or error
}
AuthorizationPolicy policy = new AuthorizationPolicy();
policy.setAccessControl(AuthorizationPolicy.AcessControl.allow);
for(String role : rolesAllowed.value()) {
policy.getRoleNames().add(role);
}
PolicySet policySet = policyFactory.createPolicySet();
policySet.setName(ALLOW);
policySet.getPolicies().add(policy);
policySet.setUnresolved(false);
((org.apache.tuscany.sca.policy.PolicySetAttachPoint)type).getPolicySets().add(policySet);
}
PermitAll permitAll = clazz.getAnnotation(javax.annotation.security.PermitAll.class);
if(permitAll != null) {
AuthorizationPolicy policy = new AuthorizationPolicy();
policy.setAccessControl(AuthorizationPolicy.AcessControl.permitAll);
PolicySet policySet = policyFactory.createPolicySet();
policySet.setName(PERMIT_ALL);
policySet.getPolicies().add(policy);
policySet.setUnresolved(false);
((org.apache.tuscany.sca.policy.PolicySetAttachPoint)type).getPolicySets().add(policySet);
}
}
@Override
public void visitMethod(Method method, JavaImplementation type) throws IntrospectionException {
RolesAllowed rolesAllowed = method.getAnnotation(javax.annotation.security.RolesAllowed.class);
if(rolesAllowed != null) {
if(rolesAllowed.value().length == 0) {
//FIXME handle monitor or error
}
AuthorizationPolicy policy = new AuthorizationPolicy();
policy.setAccessControl(AuthorizationPolicy.AcessControl.allow);
for(String role : rolesAllowed.value()) {
policy.getRoleNames().add(role);
}
ConfiguredOperation confOp = assemblyFactory.createConfiguredOperation();
confOp.setName(method.getName());
((OperationsConfigurator)type).getConfiguredOperations().add(confOp);
PolicySet policySet = policyFactory.createPolicySet();
policySet.setName(ALLOW);
policySet.getPolicies().add(policy);
policySet.setUnresolved(false);
confOp.getPolicySets().add(policySet);
}
PermitAll permitAll = method.getAnnotation(javax.annotation.security.PermitAll.class);
if(permitAll != null) {
AuthorizationPolicy policy = new AuthorizationPolicy();
policy.setAccessControl(AuthorizationPolicy.AcessControl.permitAll);
ConfiguredOperation confOp = assemblyFactory.createConfiguredOperation();
confOp.setName(method.getName());
((OperationsConfigurator)type).getConfiguredOperations().add(confOp);
PolicySet policySet = policyFactory.createPolicySet();
policySet.setName(PERMIT_ALL);
policySet.getPolicies().add(policy);
policySet.setUnresolved(false);
confOp.getPolicySets().add(policySet);
}
DenyAll denyAll = method.getAnnotation(javax.annotation.security.DenyAll.class);
if(denyAll != null) {
AuthorizationPolicy policy = new AuthorizationPolicy();
policy.setAccessControl(AuthorizationPolicy.AcessControl.denyAll);
ConfiguredOperation confOp = assemblyFactory.createConfiguredOperation();
confOp.setName(method.getName());
((OperationsConfigurator)type).getConfiguredOperations().add(confOp);
PolicySet policySet = policyFactory.createPolicySet();
policySet.setName(DENY_ALL);
policySet.getPolicies().add(policy);
policySet.setUnresolved(false);
confOp.getPolicySets().add(policySet);
}
}
}
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