/*
* Licensed to ElasticSearch and Shay Banon under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. ElasticSearch 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.elasticsearch.indices.recovery;
import com.google.common.collect.Maps;
import org.elasticsearch.cluster.node.DiscoveryNode;
import org.elasticsearch.common.io.stream.StreamInput;
import org.elasticsearch.common.io.stream.StreamOutput;
import org.elasticsearch.index.shard.ShardId;
import org.elasticsearch.index.store.StoreFileMetaData;
import org.elasticsearch.transport.TransportRequest;
import java.io.IOException;
import java.util.Map;
import java.util.concurrent.atomic.AtomicLong;
/**
*
*/
public class StartRecoveryRequest extends TransportRequest {
private static final AtomicLong recoveryIdGenerator = new AtomicLong();
private long recoveryId;
private ShardId shardId;
private DiscoveryNode sourceNode;
private DiscoveryNode targetNode;
private boolean markAsRelocated;
private Map<String, StoreFileMetaData> existingFiles;
StartRecoveryRequest() {
}
/**
* Start recovery request.
*
* @param shardId
* @param sourceNode The node to recover from
* @param targetNode Teh node to recover to
* @param markAsRelocated
* @param existingFiles
*/
public StartRecoveryRequest(ShardId shardId, DiscoveryNode sourceNode, DiscoveryNode targetNode, boolean markAsRelocated, Map<String, StoreFileMetaData> existingFiles) {
this.recoveryId = recoveryIdGenerator.incrementAndGet();
this.shardId = shardId;
this.sourceNode = sourceNode;
this.targetNode = targetNode;
this.markAsRelocated = markAsRelocated;
this.existingFiles = existingFiles;
}
public long recoveryId() {
return this.recoveryId;
}
public ShardId shardId() {
return shardId;
}
public DiscoveryNode sourceNode() {
return sourceNode;
}
public DiscoveryNode targetNode() {
return targetNode;
}
public boolean markAsRelocated() {
return markAsRelocated;
}
public Map<String, StoreFileMetaData> existingFiles() {
return existingFiles;
}
@Override
public void readFrom(StreamInput in) throws IOException {
super.readFrom(in);
recoveryId = in.readLong();
shardId = ShardId.readShardId(in);
sourceNode = DiscoveryNode.readNode(in);
targetNode = DiscoveryNode.readNode(in);
markAsRelocated = in.readBoolean();
int size = in.readVInt();
existingFiles = Maps.newHashMapWithExpectedSize(size);
for (int i = 0; i < size; i++) {
StoreFileMetaData md = StoreFileMetaData.readStoreFileMetaData(in);
existingFiles.put(md.name(), md);
}
}
@Override
public void writeTo(StreamOutput out) throws IOException {
super.writeTo(out);
out.writeLong(recoveryId);
shardId.writeTo(out);
sourceNode.writeTo(out);
targetNode.writeTo(out);
out.writeBoolean(markAsRelocated);
out.writeVInt(existingFiles.size());
for (StoreFileMetaData md : existingFiles.values()) {
md.writeTo(out);
}
}
}