hadoop SASKeyGeneratorImpl 源码
haddop SASKeyGeneratorImpl 代码
文件路径：/hadoop-tools/hadoop-azure/src/main/java/org/apache/hadoop/fs/azure/SASKeyGeneratorImpl.java
/**
* 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;
}
}
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