/*
* Copyright 2013 SimplifyOps
*
* 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.rundeck.jaas.jetty;
import org.eclipse.jetty.plus.jaas.JAASPrincipal;
import org.eclipse.jetty.plus.jaas.JAASRole;
import org.eclipse.jetty.plus.jaas.callback.ObjectCallback;
import javax.security.auth.callback.Callback;
import javax.security.auth.callback.CallbackHandler;
import javax.security.auth.callback.NameCallback;
import javax.security.auth.callback.UnsupportedCallbackException;
import javax.security.auth.login.LoginException;
import java.io.IOException;
import java.security.Principal;
/**
* $INTERFACE is ... User: greg Date: 8/16/13 Time: 10:26 AM
*/
public class JettySupport {
private static Callback[] createCallbacks() {
Callback[] calls = new Callback[2];
calls[0] = new NameCallback("Username: ");
calls[1] = new ObjectCallback();
return calls;
}
public static Object[] performCallbacks(CallbackHandler handler) throws IOException,
UnsupportedCallbackException, LoginException {
if (handler == null) {
throw new LoginException("No callback handler");
}
Callback[] callbacks = createCallbacks();
handler.handle(callbacks);
String name = ((NameCallback) callbacks[0]).getName();
Object creds = ((ObjectCallback) callbacks[1]).getObject();
return new Object[]{name, getPassword(creds)};
}
private static char[] getPassword(Object object) {
if (object instanceof String) {
return object.toString().toCharArray();
} else if (object instanceof char[]) {
return (char[]) object;
}
return null;
}
public static Principal createUserPrincipal(String username) {
return new JAASPrincipal(username);
}
public static Principal createRolePrincipal(String rolename) {
return new JAASRole(rolename);
}
}