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86 lines
3.3 KiB
Java
86 lines
3.3 KiB
Java
/**
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*
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*
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* All rights reserved. Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.jivesoftware.smack.sasl;
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import org.jivesoftware.smack.SASLAuthentication;
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import org.jivesoftware.smack.XMPPException;
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import java.io.IOException;
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import java.util.Map;
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import java.util.HashMap;
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import javax.security.sasl.Sasl;
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import javax.security.auth.callback.CallbackHandler;
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/**
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* Implementation of the SASL GSSAPI mechanism
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*
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* @author Jay Kline
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*/
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public class SASLGSSAPIMechanism extends SASLMechanism {
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public SASLGSSAPIMechanism(SASLAuthentication saslAuthentication) {
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super(saslAuthentication);
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System.setProperty("javax.security.auth.useSubjectCredsOnly","false");
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System.setProperty("java.security.auth.login.config","gss.conf");
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}
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protected String getName() {
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return "GSSAPI";
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}
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/**
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* Builds and sends the <tt>auth</tt> stanza to the server.
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* This overrides from the abstract class because the initial token
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* needed for GSSAPI is binary, and not safe to put in a string, thus
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* getAuthenticationText() cannot be used.
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*
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* @param username the username of the user being authenticated.
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* @param host the hostname where the user account resides.
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* @param cbh the CallbackHandler (not used with GSSAPI)
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* @throws IOException If a network error occures while authenticating.
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*/
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public void authenticate(String username, String host, CallbackHandler cbh) throws IOException, XMPPException {
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String[] mechanisms = { getName() };
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Map<String,String> props = new HashMap<String,String>();
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props.put(Sasl.SERVER_AUTH,"TRUE");
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sc = Sasl.createSaslClient(mechanisms, username, "xmpp", host, props, cbh);
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authenticate();
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}
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/**
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* Builds and sends the <tt>auth</tt> stanza to the server.
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* This overrides from the abstract class because the initial token
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* needed for GSSAPI is binary, and not safe to put in a string, thus
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* getAuthenticationText() cannot be used.
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*
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* @param username the username of the user being authenticated.
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* @param host the hostname where the user account resides.
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* @param password the password of the user (ignored for GSSAPI)
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* @throws IOException If a network error occures while authenticating.
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*/
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public void authenticate(String username, String host, String password) throws IOException, XMPPException {
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String[] mechanisms = { getName() };
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Map<String,String> props = new HashMap<String, String>();
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props.put(Sasl.SERVER_AUTH,"TRUE");
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sc = Sasl.createSaslClient(mechanisms, username, "xmpp", host, props, this);
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authenticate();
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}
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}
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