/*
* JBoss, Home of Professional Open Source.
* Copyright 2011, Red Hat, Inc., and individual contributors
* as indicated by the @author tags. See the copyright.txt file in the
* distribution for a full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.jboss.as.domain.management.security;
import org.jboss.as.domain.management.CallbackHandlerFactory;
import org.jboss.msc.service.Service;
import org.jboss.msc.service.StartContext;
import org.jboss.msc.service.StartException;
import org.jboss.msc.service.StopContext;
import org.jboss.util.Base64;
import javax.security.auth.callback.Callback;
import javax.security.auth.callback.CallbackHandler;
import javax.security.auth.callback.NameCallback;
import javax.security.auth.callback.PasswordCallback;
import javax.security.auth.callback.UnsupportedCallbackException;
import javax.security.sasl.RealmCallback;
import javax.security.sasl.RealmChoiceCallback;
import java.io.IOException;
import static org.jboss.as.domain.management.DomainManagementMessages.MESSAGES;
/**
* A simple identity service for an identity represented by a single secret or password.
*
* @author <a href="mailto:darran.lofthouse@jboss.com">Darran Lofthouse</a>
*/
public class SecretIdentityService implements Service<CallbackHandlerFactory> {
public static final String SERVICE_SUFFIX = "secret";
private final char[] password;
private volatile CallbackHandlerFactory factory;
public SecretIdentityService(final String base64Password) {
byte[] value = Base64.decode(base64Password);
password = new String(value).toCharArray();
}
public void start(StartContext startContext) throws StartException {
factory = new CallbackHandlerFactory() {
public CallbackHandler getCallbackHandler(String username) {
return new SecretCallbackHandler(username);
}
};
}
public void stop(StopContext stopContext) {
factory = null;
}
public CallbackHandlerFactory getValue() throws IllegalStateException, IllegalArgumentException {
return factory;
}
private class SecretCallbackHandler implements CallbackHandler {
private final String userName;
SecretCallbackHandler(final String userName) {
this.userName = userName;
}
public void handle(Callback[] callbacks) throws IOException, UnsupportedCallbackException {
for (Callback current : callbacks) {
if (current instanceof RealmCallback) {
RealmCallback rcb = (RealmCallback) current;
String defaultText = rcb.getDefaultText();
rcb.setText(defaultText); // For now just use the realm suggested.
} else if (current instanceof RealmChoiceCallback) {
throw MESSAGES.realmNotSupported(current);
} else if (current instanceof NameCallback) {
NameCallback ncb = (NameCallback) current;
ncb.setName(userName);
} else if (current instanceof PasswordCallback) {
PasswordCallback pcb = (PasswordCallback) current;
pcb.setPassword(password);
} else {
throw new UnsupportedCallbackException(current);
}
}
}
}
}