/**
* 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.hbase.chaos.actions;
import org.apache.hadoop.hbase.HBaseTestingUtility;
import org.apache.hadoop.hbase.TableName;
import org.apache.hadoop.hbase.client.Admin;
/**
* Action that tries to take a snapshot of a table.
*/
public class SnapshotTableAction extends Action {
private final TableName tableName;
private final long sleepTime;
public SnapshotTableAction(TableName tableName) {
this(-1, tableName);
}
public SnapshotTableAction(int sleepTime, TableName tableName) {
this.tableName = tableName;
this.sleepTime = sleepTime;
}
@Override
public void perform() throws Exception {
HBaseTestingUtility util = context.getHBaseIntegrationTestingUtility();
String snapshotName = tableName + "-it-" + System.currentTimeMillis();
Admin admin = util.getAdmin();
// Don't try the snapshot if we're stopping
if (context.isStopping()) {
return;
}
LOG.info("Performing action: Snapshot table " + tableName);
admin.snapshot(snapshotName, tableName);
if (sleepTime > 0) {
Thread.sleep(sleepTime);
}
}
}