| /** |
| * 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.fediz.samlsso.example; |
| |
| import java.io.IOException; |
| import java.security.Principal; |
| |
| import javax.security.auth.callback.CallbackHandler; |
| import javax.ws.rs.container.ContainerRequestContext; |
| import javax.ws.rs.container.ContainerRequestFilter; |
| import javax.ws.rs.core.Response; |
| |
| import org.w3c.dom.Document; |
| |
| import org.apache.cxf.configuration.security.AuthorizationPolicy; |
| import org.apache.cxf.helpers.DOMUtils; |
| import org.apache.cxf.jaxrs.utils.JAXRSUtils; |
| import org.apache.cxf.message.Message; |
| import org.apache.cxf.security.SecurityContext; |
| import org.apache.wss4j.common.principal.WSUsernameTokenPrincipalImpl; |
| import org.apache.wss4j.dom.WSConstants; |
| import org.apache.wss4j.dom.engine.WSSConfig; |
| import org.apache.wss4j.dom.handler.RequestData; |
| import org.apache.wss4j.dom.message.token.UsernameToken; |
| import org.apache.wss4j.dom.validate.Credential; |
| import org.apache.wss4j.dom.validate.UsernameTokenValidator; |
| |
| /** |
| * A simple filter to validate a Basic Auth username/password via a CallbackHandler |
| */ |
| public class BasicAuthFilter implements ContainerRequestFilter { |
| |
| static { |
| WSSConfig.init(); |
| } |
| |
| private CallbackHandler callbackHandler; |
| |
| public void filter(ContainerRequestContext requestContext) throws IOException { |
| Message message = JAXRSUtils.getCurrentMessage(); |
| AuthorizationPolicy policy = message.get(AuthorizationPolicy.class); |
| |
| if (policy == null || policy.getUserName() == null || policy.getPassword() == null) { |
| requestContext.abortWith( |
| Response.status(401).header("WWW-Authenticate", "Basic realm=\"IdP\"").build()); |
| return; |
| } |
| |
| try { |
| UsernameToken token = convertPolicyToToken(policy); |
| Credential credential = new Credential(); |
| credential.setUsernametoken(token); |
| |
| RequestData data = new RequestData(); |
| data.setMsgContext(message); |
| data.setCallbackHandler(callbackHandler); |
| UsernameTokenValidator validator = new UsernameTokenValidator(); |
| credential = validator.validate(credential, data); |
| |
| // Create a Principal/SecurityContext |
| final Principal p; |
| if (credential != null && credential.getPrincipal() != null) { |
| p = credential.getPrincipal(); |
| } else { |
| p = new WSUsernameTokenPrincipalImpl(policy.getUserName(), false); |
| ((WSUsernameTokenPrincipalImpl)p).setPassword(policy.getPassword()); |
| } |
| message.put(SecurityContext.class, createSecurityContext(p)); |
| } catch (Exception ex) { |
| requestContext.abortWith( |
| Response.status(401).header("WWW-Authenticate", "Basic realm=\"IdP\"").build()); |
| } |
| } |
| |
| protected UsernameToken convertPolicyToToken(AuthorizationPolicy policy) |
| throws Exception { |
| |
| Document doc = DOMUtils.createDocument(); |
| UsernameToken token = new UsernameToken(false, doc, |
| WSConstants.PASSWORD_TEXT); |
| token.setName(policy.getUserName()); |
| token.setPassword(policy.getPassword()); |
| return token; |
| } |
| |
| protected SecurityContext createSecurityContext(final Principal p) { |
| return new SecurityContext() { |
| |
| public Principal getUserPrincipal() { |
| return p; |
| } |
| |
| public boolean isUserInRole(String arg0) { |
| return false; |
| } |
| }; |
| } |
| |
| public CallbackHandler getCallbackHandler() { |
| return callbackHandler; |
| } |
| |
| public void setCallbackHandler(CallbackHandler callbackHandler) { |
| this.callbackHandler = callbackHandler; |
| } |
| |
| } |