/*
* Licensed to Elastic Search and Shay Banon under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. Elastic Search 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.monitor.dump.cluster;
import org.elasticsearch.cluster.ClusterService;
import org.elasticsearch.cluster.ClusterState;
import org.elasticsearch.cluster.node.DiscoveryNodes;
import org.elasticsearch.cluster.routing.RoutingTable;
import org.elasticsearch.common.inject.Inject;
import org.elasticsearch.common.inject.assistedinject.Assisted;
import org.elasticsearch.common.settings.Settings;
import org.elasticsearch.monitor.dump.Dump;
import org.elasticsearch.monitor.dump.DumpContributionFailedException;
import org.elasticsearch.monitor.dump.DumpContributor;
import java.io.PrintWriter;
/**
* @author kimchy (Shay Banon)
*/
public class ClusterDumpContributor implements DumpContributor {
public static final String CLUSTER = "cluster";
private final String name;
private final ClusterService clusterService;
@Inject public ClusterDumpContributor(ClusterService clusterService, @Assisted String name, @Assisted Settings settings) {
this.clusterService = clusterService;
this.name = name;
}
@Override public String getName() {
return name;
}
@Override public void contribute(Dump dump) throws DumpContributionFailedException {
ClusterState clusterState = clusterService.state();
DiscoveryNodes nodes = clusterState.nodes();
RoutingTable routingTable = clusterState.routingTable();
PrintWriter writer = new PrintWriter(dump.createFileWriter("cluster.txt"));
writer.println("===== CLUSTER NODES ======");
writer.print(nodes.prettyPrint());
writer.println("===== ROUTING TABLE ======");
writer.print(routingTable.prettyPrint());
writer.close();
}
}