/**
* Copyright (c) 2015, WSO2 Inc. (http://www.wso2.org) All Rights Reserved.
*
* WSO2 Inc. 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.wso2.carbon.mediation.initializer.handler;
import org.apache.synapse.AbstractSynapseHandler;
import org.apache.synapse.MessageContext;
import org.apache.synapse.core.axis2.Axis2MessageContext;
import org.apache.ws.security.kerberos.KrbSession;
import org.apache.ws.security.kerberos.KrbSessionCache;
/**
* Handler to set external properties to the synapse message context
*/
public class SynapseExternalPropertyConfigurator extends AbstractSynapseHandler {
private final String KRB_SESSION = "__WS_SEC_KRB_SESSION";
private final String SEC_MODULE = "rampart";
@Override
public boolean handleRequestInFlow(MessageContext synCtx) {
//For WS-Security Kerberos Scenario
if (((Axis2MessageContext) synCtx).getAxis2MessageContext().isEngaged(SEC_MODULE)) {
// We need to get the session from thread local context and assign it the message context.
// In the response path we need to do the vise-versa.
// This has to be done because in synapse two threads are used in request and response flows
KrbSessionCache sessionCache = KrbSessionCache.getInstance();
if (sessionCache != null) {
KrbSession krbSession = sessionCache.getCurrentSession();
if (krbSession != null) {
synCtx.setProperty(KRB_SESSION, krbSession);
}
}
}
return true;
}
@Override
public boolean handleRequestOutFlow(MessageContext synCtx) {
return true;
}
@Override
public boolean handleResponseInFlow(MessageContext synCtx) {
return true;
}
@Override
public boolean handleResponseOutFlow(MessageContext synCtx) {
//For WS-Security Kerberos Scenario
if (((Axis2MessageContext) synCtx).getAxis2MessageContext().isEngaged(SEC_MODULE)) {
Object obj = synCtx.getProperty(KRB_SESSION);
if (obj != null && obj instanceof KrbSession) {
KrbSessionCache.getInstance().setCurrentSession((KrbSession) obj);
}
}
return true;
}
}