/**
* 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.wssec.examples.saml;
import java.io.IOException;
import java.security.cert.X509Certificate;
import java.util.Collections;
import javax.security.auth.callback.Callback;
import javax.security.auth.callback.CallbackHandler;
import javax.security.auth.callback.UnsupportedCallbackException;
import org.apache.wss4j.common.crypto.Crypto;
import org.apache.wss4j.common.crypto.CryptoFactory;
import org.apache.wss4j.common.crypto.CryptoType;
import org.apache.wss4j.common.ext.WSSecurityException;
import org.apache.wss4j.common.saml.SAMLCallback;
import org.apache.wss4j.common.saml.bean.AttributeBean;
import org.apache.wss4j.common.saml.bean.AttributeStatementBean;
import org.apache.wss4j.common.saml.bean.KeyInfoBean;
import org.apache.wss4j.common.saml.bean.KeyInfoBean.CERT_IDENTIFIER;
import org.apache.wss4j.common.saml.bean.SubjectBean;
import org.apache.wss4j.common.saml.bean.Version;
import org.apache.wss4j.common.saml.builder.SAML1Constants;
import org.apache.wss4j.common.saml.builder.SAML2Constants;
/**
* A CallbackHandler instance that is used by the STS to mock up a SAML Attribute Assertion.
*/
public class SamlCallbackHandler implements CallbackHandler {
private String confirmationMethod;
private boolean saml2;
private boolean signed;
public SamlCallbackHandler() {
//
}
public void setConfirmationMethod(String confirmationMethod) {
this.confirmationMethod = confirmationMethod;
}
public void setSaml2(boolean isSaml2) {
saml2 = isSaml2;
}
public void handle(Callback[] callbacks) throws IOException, UnsupportedCallbackException {
for (int i = 0; i < callbacks.length; i++) {
if (callbacks[i] instanceof SAMLCallback) {
SAMLCallback callback = (SAMLCallback) callbacks[i];
if (!saml2) {
callback.setSamlVersion(Version.SAML_11);
}
callback.setIssuer("sts");
String subjectName = "uid=sts-client,o=mock-sts.com";
String subjectQualifier = "www.mock-sts.com";
String subjectConfMethod = confirmationMethod;
if (subjectConfMethod == null && !saml2) {
subjectConfMethod = SAML1Constants.CONF_BEARER;
} else if (subjectConfMethod == null && saml2) {
subjectConfMethod = SAML2Constants.CONF_BEARER;
}
SubjectBean subjectBean =
new SubjectBean(
subjectName, subjectQualifier, subjectConfMethod
);
if (SAML2Constants.CONF_HOLDER_KEY.equals(subjectConfMethod)
|| SAML1Constants.CONF_HOLDER_KEY.equals(subjectConfMethod)) {
try {
KeyInfoBean keyInfo = createKeyInfo();
subjectBean.setKeyInfo(keyInfo);
} catch (Exception ex) {
throw new IOException("Problem creating KeyInfo: " + ex.getMessage());
}
}
callback.setSubject(subjectBean);
AttributeStatementBean attrBean = new AttributeStatementBean();
attrBean.setSubject(subjectBean);
AttributeBean attributeBean = new AttributeBean();
if (saml2) {
attributeBean.setQualifiedName("subject-role");
} else {
attributeBean.setSimpleName("subject-role");
attributeBean.setQualifiedName("http://custom-ns");
}
attributeBean.addAttributeValue("system-user");
attrBean.setSamlAttributes(Collections.singletonList(attributeBean));
callback.setAttributeStatementData(Collections.singletonList(attrBean));
try {
String file = "alice.properties";
Crypto crypto = CryptoFactory.getInstance(file);
callback.setIssuerCrypto(crypto);
callback.setIssuerKeyName("alice");
callback.setIssuerKeyPassword("password");
callback.setSignAssertion(signed);
} catch (WSSecurityException e) {
throw new IOException(e);
}
}
}
}
protected KeyInfoBean createKeyInfo() throws Exception {
Crypto crypto =
CryptoFactory.getInstance("alice.properties");
CryptoType cryptoType = new CryptoType(CryptoType.TYPE.ALIAS);
cryptoType.setAlias("alice");
X509Certificate[] certs = crypto.getX509Certificates(cryptoType);
KeyInfoBean keyInfo = new KeyInfoBean();
keyInfo.setCertificate(certs[0]);
keyInfo.setCertIdentifer(CERT_IDENTIFIER.X509_CERT);
return keyInfo;
}
public boolean isSigned() {
return signed;
}
public void setSigned(boolean signed) {
this.signed = signed;
}
}