/**
* 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.ws.saml.client;
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.ConditionsBean;
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;
import org.apache.wss4j.dom.WSConstants;
/**
* A CallbackHandler instance that is used by the STS to mock up a SAML Attribute Assertion.
*/
public class SamlCallbackHandler implements CallbackHandler {
private boolean saml2 = true;
private String confirmationMethod = SAML2Constants.CONF_SENDER_VOUCHES;
private CERT_IDENTIFIER keyInfoIdentifier = CERT_IDENTIFIER.X509_CERT;
private boolean signAssertion;
private ConditionsBean conditions;
private String cryptoAlias = "alice";
private String cryptoPassword = "password";
private String cryptoPropertiesFile = "alice.properties";
private String signatureAlgorithm = WSConstants.RSA_SHA1;
private String digestAlgorithm = WSConstants.SHA1;
public SamlCallbackHandler() {
//
}
public SamlCallbackHandler(boolean saml2) {
this.saml2 = saml2;
}
public SamlCallbackHandler(boolean saml2, boolean signAssertion) {
this.saml2 = saml2;
this.signAssertion = signAssertion;
}
public void setConfirmationMethod(String confirmationMethod) {
this.confirmationMethod = confirmationMethod;
}
public void setKeyInfoIdentifier(CERT_IDENTIFIER keyInfoIdentifier) {
this.keyInfoIdentifier = keyInfoIdentifier;
}
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_20);
} else {
callback.setSamlVersion(Version.SAML_11);
}
if (conditions != null) {
callback.setConditions(conditions);
}
callback.setIssuer("sts");
String subjectName = "uid=sts-client,o=mock-sts.com";
String subjectQualifier = "www.mock-sts.com";
if (!saml2 && SAML2Constants.CONF_SENDER_VOUCHES.equals(confirmationMethod)) {
confirmationMethod = SAML1Constants.CONF_SENDER_VOUCHES;
}
SubjectBean subjectBean =
new SubjectBean(
subjectName, subjectQualifier, confirmationMethod
);
if (SAML2Constants.CONF_HOLDER_KEY.equals(confirmationMethod)
|| SAML1Constants.CONF_HOLDER_KEY.equals(confirmationMethod)) {
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));
callback.setSignatureAlgorithm(signatureAlgorithm);
callback.setSignatureDigestAlgorithm(digestAlgorithm);
try {
Crypto crypto = CryptoFactory.getInstance(cryptoPropertiesFile);
callback.setIssuerCrypto(crypto);
callback.setIssuerKeyName(cryptoAlias);
callback.setIssuerKeyPassword(cryptoPassword);
callback.setSignAssertion(signAssertion);
} catch (WSSecurityException e) {
throw new IOException(e);
}
}
}
}
protected KeyInfoBean createKeyInfo() throws Exception {
Crypto crypto =
CryptoFactory.getInstance(cryptoPropertiesFile);
CryptoType cryptoType = new CryptoType(CryptoType.TYPE.ALIAS);
cryptoType.setAlias(cryptoAlias);
X509Certificate[] certs = crypto.getX509Certificates(cryptoType);
KeyInfoBean keyInfo = new KeyInfoBean();
keyInfo.setCertIdentifer(keyInfoIdentifier);
if (keyInfoIdentifier == CERT_IDENTIFIER.X509_CERT) {
keyInfo.setCertificate(certs[0]);
} else if (keyInfoIdentifier == CERT_IDENTIFIER.KEY_VALUE) {
keyInfo.setPublicKey(certs[0].getPublicKey());
}
return keyInfo;
}
public boolean isSignAssertion() {
return signAssertion;
}
public void setSignAssertion(boolean signAssertion) {
this.signAssertion = signAssertion;
}
public ConditionsBean getConditions() {
return conditions;
}
public void setConditions(ConditionsBean conditions) {
this.conditions = conditions;
}
public String getCryptoAlias() {
return cryptoAlias;
}
public void setCryptoAlias(String cryptoAlias) {
this.cryptoAlias = cryptoAlias;
}
public String getCryptoPassword() {
return cryptoPassword;
}
public void setCryptoPassword(String cryptoPassword) {
this.cryptoPassword = cryptoPassword;
}
public String getCryptoPropertiesFile() {
return cryptoPropertiesFile;
}
public void setCryptoPropertiesFile(String cryptoPropertiesFile) {
this.cryptoPropertiesFile = cryptoPropertiesFile;
}
public String getSignatureAlgorithm() {
return signatureAlgorithm;
}
public void setSignatureAlgorithm(String signatureAlgorithm) {
this.signatureAlgorithm = signatureAlgorithm;
}
public String getDigestAlgorithm() {
return digestAlgorithm;
}
public void setDigestAlgorithm(String digestAlgorithm) {
this.digestAlgorithm = digestAlgorithm;
}
}