/**
* 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
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package org.apache.cxf.rs.security.saml.authorization;
import org.apache.cxf.message.Message;
import org.apache.cxf.rs.security.saml.SAMLUtils;
import org.apache.cxf.rs.security.saml.assertion.Claim;
import org.apache.cxf.rs.security.saml.assertion.Claims;
import org.apache.cxf.rs.security.saml.assertion.Subject;
import org.apache.cxf.security.SecurityContext;
import org.apache.ws.security.saml.ext.AssertionWrapper;
public class SecurityContextProviderImpl implements SecurityContextProvider {
private static final String ROLE_QUALIFIER_PROPERTY = "org.apache.cxf.saml.claims.role.qualifier";
private static final String ROLE_NAMEFORMAT_PROPERTY = "org.apache.cxf.saml.claims.role.nameformat";
public SecurityContext getSecurityContext(Message message,
AssertionWrapper wrapper) {
Claims claims = getClaims(wrapper);
Subject subject = getSubject(message, wrapper, claims);
return doGetSecurityContext(message, subject, claims);
}
protected Claims getClaims(AssertionWrapper wrapper) {
return SAMLUtils.getClaims(wrapper);
}
protected Subject getSubject(Message message, AssertionWrapper wrapper, Claims claims) {
return SAMLUtils.getSubject(message, wrapper);
}
protected SecurityContext doGetSecurityContext(Message message, Subject subject, Claims claims) {
String defaultRoleName = (String)message.getContextualProperty(ROLE_QUALIFIER_PROPERTY);
String defaultNameFormat = (String)message.getContextualProperty(ROLE_NAMEFORMAT_PROPERTY);
String subjectPrincipalName = getSubjectPrincipalName(subject, claims);
SubjectPrincipal subjectPrincipal =
new SubjectPrincipal(subjectPrincipalName, subject);
SecurityContext sc = new JAXRSSAMLSecurityContext(subjectPrincipal,
claims,
defaultRoleName == null ? Claim.DEFAULT_ROLE_NAME : defaultRoleName,
defaultNameFormat == null ? Claim.DEFAULT_NAME_FORMAT : defaultNameFormat);
return sc;
}
//TODO: This can be overridden, but consider also introducing dedicated handlers
protected String getSubjectPrincipalName(Subject subject, Claims claims) {
// parse/decipher subject name, or check claims such as
// givenName, email, firstName
// and use it to authenticate with the external system if needed
// Or if STS has been used to validate the SAML token on the server side then
// whatever name the subject has provided can probably be used as a principal name
// as IDP must've confirmed that this subject indeed got authenticated and such...
return subject.getName();
}
}