1 /* 2 * Licensed to the Apache Software Foundation (ASF) under one or more contributor license 3 * agreements. See the NOTICE file distributed with this work for additional information regarding 4 * copyright ownership. The ASF licenses this file to you under the Apache License, Version 2.0 (the 5 * "License"); you may not use this file except in compliance with the License. You may obtain a 6 * copy of the License at http://www.apache.org/licenses/LICENSE-2.0 Unless required by applicable 7 * law or agreed to in writing, software distributed under the License is distributed on an "AS IS" 8 * BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License 9 * for the specific language governing permissions and limitations under the License. 10 */ 11 package org.apache.hadoop.hbase.replication.regionserver; 12 13 import java.io.IOException; 14 15 import org.apache.hadoop.conf.Configuration; 16 import org.apache.hadoop.hbase.HBaseInterfaceAudience; 17 import org.apache.hadoop.hbase.classification.InterfaceAudience; 18 19 /** 20 * Interface that defines how a region server in peer cluster will get source cluster file system 21 * configurations. User can configure their custom implementation implementing this interface by 22 * setting the value of their custom implementation's fully qualified class name to 23 * hbase.replication.source.fs.conf.provider property in RegionServer configuration. Default is 24 * {@link DefaultSourceFSConfigurationProvider} 25 */ 26 @InterfaceAudience.LimitedPrivate(HBaseInterfaceAudience.REPLICATION) 27 public interface SourceFSConfigurationProvider { 28 29 /** 30 * Returns the source cluster file system configuration for the given source cluster replication 31 * ID. 32 * @param sinkConf sink cluster configuration 33 * @param replicationClusterId unique ID which identifies the source cluster 34 * @return source cluster file system configuration 35 * @throws IOException for invalid directory or for a bad disk. 36 */ 37 public Configuration getConf(Configuration sinkConf, String replicationClusterId) 38 throws IOException; 39 40 }