/**
* 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.cxf.systest.sts.username_actas;
import java.util.List;
import org.w3c.dom.Element;
import org.apache.wss4j.common.ext.WSSecurityException;
import org.apache.wss4j.common.saml.SamlAssertionWrapper;
import org.apache.wss4j.dom.handler.RequestData;
import org.apache.wss4j.dom.validate.Credential;
import org.apache.wss4j.dom.validate.SamlAssertionValidator;
import org.opensaml.core.xml.XMLObject;
import org.opensaml.saml.saml2.core.Assertion;
import org.opensaml.saml.saml2.core.Attribute;
import org.opensaml.saml.saml2.core.AttributeStatement;
import org.opensaml.saml.saml2.core.Subject;
/**
* This class validates a SAML 2 Assertion and checks that it has a CustomActAs Attribute with
* a value containing "alice" or "bob".
*/
public class ActAsValidator extends SamlAssertionValidator {
@Override
public Credential validate(Credential credential, RequestData data) throws WSSecurityException {
Credential validatedCredential = super.validate(credential, data);
SamlAssertionWrapper assertion = validatedCredential.getSamlAssertion();
Assertion saml2Assertion = assertion.getSaml2();
if (saml2Assertion == null) {
throw new WSSecurityException(WSSecurityException.ErrorCode.FAILURE, "invalidSAMLsecurity");
}
// The technical user should be in the Subject
Subject subject = saml2Assertion.getSubject();
if (subject == null || subject.getNameID() == null
|| !subject.getNameID().getValue().contains("www.client.com")) {
throw new WSSecurityException(WSSecurityException.ErrorCode.FAILURE, "invalidSAMLsecurity");
}
List<AttributeStatement> attributeStatements = saml2Assertion.getAttributeStatements();
if (attributeStatements == null || attributeStatements.isEmpty()) {
throw new WSSecurityException(WSSecurityException.ErrorCode.FAILURE, "invalidSAMLsecurity");
}
for (AttributeStatement statement : attributeStatements) {
List<Attribute> attributes = statement.getAttributes();
for (Attribute attribute : attributes) {
if (!"CustomActAs".equals(attribute.getName()) && !"ActAs".equals(attribute.getName())) {
continue;
}
for (XMLObject attributeValue : attribute.getAttributeValues()) {
Element attributeValueElement = attributeValue.getDOM();
String text = attributeValueElement.getTextContent();
if (text.contains("alice") || text.contains("bob")) {
return validatedCredential;
}
}
}
}
throw new WSSecurityException(WSSecurityException.ErrorCode.FAILURE, "invalidSAMLsecurity");
}
}