| /** |
| * 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.fs.azure; |
| |
| import java.util.concurrent.TimeUnit; |
| |
| import org.apache.hadoop.conf.Configuration; |
| |
| /** |
| * Abstract base class for the SAS Key Generator implementation |
| * |
| */ |
| public abstract class SASKeyGeneratorImpl implements SASKeyGeneratorInterface { |
| |
| /** |
| * Configuration key to be used to specify the expiry period for SAS keys |
| * This value currently is specified in days. {@value} |
| */ |
| public static final String KEY_SAS_KEY_EXPIRY_PERIOD = |
| "fs.azure.sas.expiry.period"; |
| |
| /** |
| * Default value for the SAS key expiry period in days. {@value} |
| */ |
| public static final long DEFAULT_CONTAINER_SAS_KEY_PERIOD = 90; |
| |
| private long sasKeyExpiryPeriod; |
| |
| private Configuration conf; |
| |
| public SASKeyGeneratorImpl(Configuration conf) { |
| this.conf = conf; |
| this.sasKeyExpiryPeriod = conf.getTimeDuration( |
| KEY_SAS_KEY_EXPIRY_PERIOD, DEFAULT_CONTAINER_SAS_KEY_PERIOD, |
| TimeUnit.DAYS); |
| } |
| |
| public long getSasKeyExpiryPeriod() { |
| return sasKeyExpiryPeriod; |
| } |
| |
| public Configuration getConf() { |
| return conf; |
| } |
| } |