| /** |
| * $RCSfile$ |
| * $Revision$ |
| * $Date$ |
| * |
| * |
| * All rights reserved. Licensed 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.jivesoftware.smack.sasl; |
| |
| import org.jivesoftware.smack.SASLAuthentication; |
| import org.jivesoftware.smack.XMPPException; |
| |
| import java.io.IOException; |
| import java.util.Map; |
| import java.util.HashMap; |
| import javax.security.sasl.Sasl; |
| import javax.security.auth.callback.CallbackHandler; |
| |
| /** |
| * Implementation of the SASL GSSAPI mechanism |
| * |
| * @author Jay Kline |
| */ |
| public class SASLGSSAPIMechanism extends SASLMechanism { |
| |
| public SASLGSSAPIMechanism(SASLAuthentication saslAuthentication) { |
| super(saslAuthentication); |
| |
| System.setProperty("javax.security.auth.useSubjectCredsOnly","false"); |
| System.setProperty("java.security.auth.login.config","gss.conf"); |
| |
| } |
| |
| protected String getName() { |
| return "GSSAPI"; |
| } |
| |
| /** |
| * Builds and sends the <tt>auth</tt> stanza to the server. |
| * This overrides from the abstract class because the initial token |
| * needed for GSSAPI is binary, and not safe to put in a string, thus |
| * getAuthenticationText() cannot be used. |
| * |
| * @param username the username of the user being authenticated. |
| * @param host the hostname where the user account resides. |
| * @param cbh the CallbackHandler (not used with GSSAPI) |
| * @throws IOException If a network error occures while authenticating. |
| */ |
| public void authenticate(String username, String host, CallbackHandler cbh) throws IOException, XMPPException { |
| String[] mechanisms = { getName() }; |
| Map<String,String> props = new HashMap<String,String>(); |
| props.put(Sasl.SERVER_AUTH,"TRUE"); |
| sc = Sasl.createSaslClient(mechanisms, username, "xmpp", host, props, cbh); |
| authenticate(); |
| } |
| |
| /** |
| * Builds and sends the <tt>auth</tt> stanza to the server. |
| * This overrides from the abstract class because the initial token |
| * needed for GSSAPI is binary, and not safe to put in a string, thus |
| * getAuthenticationText() cannot be used. |
| * |
| * @param username the username of the user being authenticated. |
| * @param host the hostname where the user account resides. |
| * @param password the password of the user (ignored for GSSAPI) |
| * @throws IOException If a network error occures while authenticating. |
| */ |
| public void authenticate(String username, String host, String password) throws IOException, XMPPException { |
| String[] mechanisms = { getName() }; |
| Map<String,String> props = new HashMap<String, String>(); |
| props.put(Sasl.SERVER_AUTH,"TRUE"); |
| sc = Sasl.createSaslClient(mechanisms, username, "xmpp", host, props, this); |
| authenticate(); |
| } |
| |
| |
| } |