| /** |
| * 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.hadoop.yarn.security; |
| |
| import javax.crypto.SecretKey; |
| |
| import org.apache.hadoop.security.token.SecretManager; |
| |
| public class ApplicationTokenSecretManager extends |
| SecretManager<ApplicationTokenIdentifier> { |
| |
| // TODO: mark as final |
| private SecretKey masterKey; // For now only one masterKey, for ever. |
| |
| // TODO: add expiry for masterKey |
| // TODO: add logic to handle with multiple masterKeys, only one being used for |
| // creating new tokens at any time. |
| // TODO: Make he masterKey more secure, non-transferrable etc. |
| |
| /** |
| * Default constructor |
| */ |
| public ApplicationTokenSecretManager() { |
| this.masterKey = generateSecret(); |
| } |
| |
| // TODO: this should go away. |
| public void setMasterKey(SecretKey mk) { |
| this.masterKey = mk; |
| } |
| |
| // TODO: this should go away. |
| public SecretKey getMasterKey() { |
| return masterKey; |
| } |
| |
| /** |
| * Convert the byte[] to a secret key |
| * @param key the byte[] to create the secret key from |
| * @return the secret key |
| */ |
| public static SecretKey createSecretKey(byte[] key) { |
| return SecretManager.createSecretKey(key); |
| } |
| |
| @Override |
| public byte[] createPassword(ApplicationTokenIdentifier identifier) { |
| return createPassword(identifier.getBytes(), masterKey); |
| } |
| |
| @Override |
| public byte[] retrievePassword(ApplicationTokenIdentifier identifier) |
| throws SecretManager.InvalidToken { |
| return createPassword(identifier.getBytes(), masterKey); |
| } |
| |
| @Override |
| public ApplicationTokenIdentifier createIdentifier() { |
| return new ApplicationTokenIdentifier(); |
| } |
| |
| } |