/**
* 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.secure_conv;
import org.w3c.dom.Document;
import org.apache.cxf.ws.security.trust.STSTokenValidator;
import org.apache.wss4j.common.ext.WSSecurityException;
import org.apache.wss4j.common.saml.SAMLKeyInfo;
import org.apache.wss4j.common.saml.SamlAssertionWrapper;
import org.apache.wss4j.dom.WSDocInfo;
import org.apache.wss4j.dom.handler.RequestData;
import org.apache.wss4j.dom.saml.WSSSAMLKeyInfoProcessor;
import org.apache.wss4j.dom.validate.Credential;
/**
* This class validates a SecurityContextToken by dispatching it to an STS. It then
* checks that we get back a SAML2 Assertion from the STS, and extracts the secret from it.
*/
public class SCTTokenValidator extends STSTokenValidator {
public Credential validate(Credential credential, RequestData data) throws WSSecurityException {
Credential validatedCredential = super.validate(credential, data);
SamlAssertionWrapper transformedToken = validatedCredential.getTransformedToken();
if (transformedToken == null || transformedToken.getSaml2() == null
|| !"DoubleItSTSIssuer".equals(transformedToken.getIssuerString())) {
throw new WSSecurityException(WSSecurityException.ErrorCode.FAILURE);
}
Document doc = transformedToken.getElement().getOwnerDocument();
transformedToken.parseSubject(
new WSSSAMLKeyInfoProcessor(data, new WSDocInfo(doc)), data.getSigVerCrypto(),
data.getCallbackHandler()
);
SAMLKeyInfo keyInfo = transformedToken.getSubjectKeyInfo();
byte[] secret = keyInfo.getSecret();
validatedCredential.setSecretKey(secret);
return validatedCredential;
}
}