| /* |
| * |
| * 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.qpid.ra; |
| |
| import java.io.Serializable; |
| import java.security.AccessController; |
| import java.security.PrivilegedAction; |
| import java.util.Set; |
| |
| import javax.resource.spi.ConnectionRequestInfo; |
| import javax.resource.spi.ManagedConnectionFactory; |
| import javax.resource.spi.SecurityException; |
| import javax.resource.spi.security.PasswordCredential; |
| import javax.security.auth.Subject; |
| |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| /** |
| * Credential information |
| * |
| */ |
| public class QpidRACredential implements Serializable |
| { |
| /** Serial version UID */ |
| private static final long serialVersionUID = 7040664839205409352L; |
| |
| /** The logger */ |
| private static final Logger _log = LoggerFactory.getLogger(QpidRACredential.class); |
| |
| /** The user name */ |
| private String _userName; |
| |
| /** The password */ |
| private String _password; |
| |
| /** |
| * Private constructor |
| */ |
| private QpidRACredential() |
| { |
| if (_log.isTraceEnabled()) |
| { |
| _log.trace("constructor()"); |
| } |
| } |
| |
| /** |
| * Get the user name |
| * @return The value |
| */ |
| public String getUserName() |
| { |
| if (_log.isTraceEnabled()) |
| { |
| _log.trace("getUserName()"); |
| } |
| |
| return _userName; |
| } |
| |
| /** |
| * Set the user name |
| * @param userName The value |
| */ |
| private void setUserName(final String userName) |
| { |
| if (_log.isTraceEnabled()) |
| { |
| _log.trace("setUserName(" + userName + ")"); |
| } |
| |
| this._userName = userName; |
| } |
| |
| /** |
| * Get the password |
| * @return The value |
| */ |
| public String getPassword() |
| { |
| if (_log.isTraceEnabled()) |
| { |
| _log.trace("getPassword()"); |
| } |
| |
| return _password; |
| } |
| |
| /** |
| * Set the password |
| * @param password The value |
| */ |
| private void setPassword(final String password) |
| { |
| if (_log.isTraceEnabled()) |
| { |
| _log.trace("setPassword(****)"); |
| } |
| |
| this._password = password; |
| } |
| |
| /** |
| * Get credentials |
| * @param mcf The managed connection factory |
| * @param subject The subject |
| * @param info The connection request info |
| * @return The credentials |
| * @exception SecurityException Thrown if the credentials cant be retrieved |
| */ |
| public static QpidRACredential getCredential(final ManagedConnectionFactory mcf, |
| final Subject subject, |
| final ConnectionRequestInfo info) throws SecurityException |
| { |
| if (_log.isTraceEnabled()) |
| { |
| _log.trace("getCredential(" + mcf + ", " + subject + ", " + info + ")"); |
| } |
| |
| QpidRACredential jc = new QpidRACredential(); |
| if (subject == null && info != null) |
| { |
| jc.setUserName(((QpidRAConnectionRequestInfo)info).getUserName()); |
| jc.setPassword(((QpidRAConnectionRequestInfo)info).getPassword()); |
| } |
| else if (subject != null) |
| { |
| PasswordCredential pwdc = GetCredentialAction.getCredential(subject, mcf); |
| |
| if (pwdc == null) |
| { |
| throw new SecurityException("No password credentials found"); |
| } |
| |
| jc.setUserName(pwdc.getUserName()); |
| jc.setPassword(new String(pwdc.getPassword())); |
| } |
| else |
| { |
| throw new SecurityException("No Subject or ConnectionRequestInfo set, could not get credentials"); |
| } |
| |
| return jc; |
| } |
| |
| /** |
| * String representation |
| * @return The representation |
| */ |
| @Override |
| public String toString() |
| { |
| return super.toString() + "{ username=" + _userName + ", password=**** }"; |
| } |
| |
| /** |
| * Privileged class to get credentials |
| */ |
| private static class GetCredentialAction implements PrivilegedAction<PasswordCredential> |
| { |
| /** The subject */ |
| private final Subject subject; |
| |
| /** The managed connection factory */ |
| private final ManagedConnectionFactory mcf; |
| |
| /** |
| * Constructor |
| * @param subject The subject |
| * @param mcf The managed connection factory |
| */ |
| GetCredentialAction(final Subject subject, final ManagedConnectionFactory mcf) |
| { |
| if (_log.isTraceEnabled()) |
| { |
| _log.trace("constructor(" + subject + ", " + mcf + ")"); |
| } |
| |
| this.subject = subject; |
| this.mcf = mcf; |
| } |
| |
| /** |
| * Run |
| * @return The credential |
| */ |
| public PasswordCredential run() |
| { |
| if (_log.isTraceEnabled()) |
| { |
| _log.trace("run()"); |
| } |
| |
| Set<PasswordCredential> creds = subject.getPrivateCredentials(PasswordCredential.class); |
| PasswordCredential pwdc = null; |
| |
| for (PasswordCredential curCred : creds) |
| { |
| if (curCred.getManagedConnectionFactory().equals(mcf)) |
| { |
| pwdc = curCred; |
| break; |
| } |
| } |
| return pwdc; |
| } |
| |
| /** |
| * Get credentials |
| * @param subject The subject |
| * @param mcf The managed connection factory |
| * @return The credential |
| */ |
| static PasswordCredential getCredential(final Subject subject, final ManagedConnectionFactory mcf) |
| { |
| if (_log.isTraceEnabled()) |
| { |
| _log.trace("getCredential(" + subject + ", " + mcf + ")"); |
| } |
| |
| GetCredentialAction action = new GetCredentialAction(subject, mcf); |
| return AccessController.doPrivileged(action); |
| } |
| } |
| } |