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/*
* 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.tuscany.sca.binding.ws.axis2.policy.configurator;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import javax.security.auth.Subject;
import org.apache.axiom.om.util.Base64;
import org.apache.axis2.client.OperationClient;
import org.apache.axis2.context.MessageContext;
import org.apache.axis2.transport.http.HTTPConstants;
import org.apache.axis2.transport.http.HttpTransportProperties;
import org.apache.axis2.transport.http.HttpTransportProperties.Authenticator;
import org.apache.tuscany.sca.invocation.Message;
import org.apache.tuscany.sca.policy.security.SecurityUtil;
import org.apache.tuscany.sca.policy.authentication.basic.BasicAuthenticationPolicy;
import org.apache.tuscany.sca.policy.authentication.basic.BasicAuthenticationPrincipal;
import org.oasisopen.sca.ServiceRuntimeException;
/**
* Policy handler to handle PolicySet that contain Axis2ConfigParamPolicy instances
*
* @version $Rev$ $Date$
*/
public class Axis2BindingBasicAuthenticationConfigurator {
public static void setOperationOptions(OperationClient operationClient, Message msg, BasicAuthenticationPolicy policy) {
String username = null;
String password = null;
// get the security context
Subject subject = SecurityUtil.getSubject(msg);
BasicAuthenticationPrincipal principal = SecurityUtil.getPrincipal(subject,
BasicAuthenticationPrincipal.class);
// could use the security principal to look up basic auth credentials
if ( principal != null ) {
username = ((BasicAuthenticationPrincipal)principal).getName();
password = ((BasicAuthenticationPrincipal)principal).getPassword();
}
if (username == null || password == null ){
throw new ServiceRuntimeException("Basic authentication username or password is null");
}
HttpTransportProperties.Authenticator authenticator = new HttpTransportProperties.Authenticator();
List<String> auth = new ArrayList<String>();
auth.add(Authenticator.BASIC);
authenticator.setAuthSchemes(auth);
authenticator.setPreemptiveAuthentication(true);
authenticator.setUsername(username);
authenticator.setPassword(password);
operationClient.getOptions().setProperty(HTTPConstants.AUTHENTICATE,
authenticator);
}
public static void parseHTTPHeader(MessageContext messageContext, Message msg, BasicAuthenticationPolicy policy) {
Map httpHeaderProperties = (Map)messageContext.getProperty(org.apache.axis2.context.MessageContext.TRANSPORT_HEADERS);
String basicAuthString = (String)httpHeaderProperties.get("Authorization");
String decodedBasicAuthString = null;
String username = null;
String password = null;
if (basicAuthString != null) {
basicAuthString = basicAuthString.trim();
if (basicAuthString.startsWith("Basic ")) {
decodedBasicAuthString = new String(Base64.decode(basicAuthString.substring(6)));
}
int collonIndex = decodedBasicAuthString.indexOf(':');
if (collonIndex == -1){
username = decodedBasicAuthString;
} else {
username = decodedBasicAuthString.substring(0, collonIndex);
password = decodedBasicAuthString.substring(collonIndex + 1);
}
}
// get the security context
Subject subject = SecurityUtil.getSubject(msg);
BasicAuthenticationPrincipal principal = new BasicAuthenticationPrincipal(username,
password);
subject.getPrincipals().add(principal);
}
}
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