/* * 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.vysper.xmpp.modules.core.sasl.handler; import java.util.List; import org.apache.vysper.xmpp.authentication.SASLMechanism; import org.apache.vysper.xmpp.modules.core.sasl.AuthorizationRetriesCounter; import org.apache.vysper.xmpp.protocol.ResponseStanzaContainer; import org.apache.vysper.xmpp.protocol.ResponseStanzaContainerImpl; import org.apache.vysper.xmpp.protocol.SessionStateHolder; import org.apache.vysper.xmpp.server.SessionContext; import org.apache.vysper.xmpp.server.SessionState; import org.apache.vysper.xmpp.stanza.Stanza; /** * * @author The Apache MINA Project (dev@mina.apache.org) */ public class AuthHandler extends AbstractSASLHandler { public String getName() { return "auth"; } public boolean isSessionRequired() { return true; } @Override protected ResponseStanzaContainer executeWorker(Stanza stanza, SessionContext sessionContext, SessionStateHolder sessionStateHolder) { String requestedMechanism = stanza.getAttributeValue("mechanism"); if (requestedMechanism == null) { return respondSASLFailure(); } SASLMechanism identifiedMechanism = null; List<SASLMechanism> list = sessionContext.getServerRuntimeContext().getServerFeatures() .getAuthenticationMethods(); for (SASLMechanism saslMechanism : list) { if (saslMechanism.getName().equals(requestedMechanism)) { identifiedMechanism = saslMechanism; break; } } if (identifiedMechanism == null) throw new RuntimeException("return error"); Stanza responseStanza = identifiedMechanism.started(sessionContext, sessionStateHolder, stanza); if (sessionStateHolder.getState() == SessionState.AUTHENTICATED) { AuthorizationRetriesCounter.removeFromSession(sessionContext); } else { AuthorizationRetriesCounter.getFromSession(sessionContext).countFailedTry(); } return new ResponseStanzaContainerImpl(responseStanza); } }