/*
 * 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.test.stress.indexing;

import org.elasticsearch.client.Client;
import org.elasticsearch.client.Requests;
import org.elasticsearch.client.action.bulk.BulkRequestBuilder;
import org.elasticsearch.common.settings.ImmutableSettings;
import org.elasticsearch.common.settings.Settings;
import org.elasticsearch.common.util.concurrent.jsr166y.ThreadLocalRandom;
import org.elasticsearch.node.Node;
import org.elasticsearch.node.NodeBuilder;

/**
 */
public class BulkIndexingStressTest {

    public static void main(String[] args) {
        final int NUMBER_OF_NODES = 4;
        final int NUMBER_OF_INDICES = 600;
        final int BATCH = 300;

        final Settings nodeSettings = ImmutableSettings.settingsBuilder().put("index.number_of_shards", 2).build();

        Node[] nodes = new Node[NUMBER_OF_NODES];
        for (int i = 0; i < nodes.length; i++) {
            nodes[i] = NodeBuilder.nodeBuilder().settings(nodeSettings).node();
        }

        Client client = nodes.length == 1 ? nodes[0].client() : nodes[1].client();

        while (true) {
            BulkRequestBuilder bulkRequest = client.prepareBulk();
            for (int i = 0; i < BATCH; i++) {
                bulkRequest.add(Requests.indexRequest("test" + ThreadLocalRandom.current().nextInt(NUMBER_OF_INDICES)).type("type").source("field", "value"));
            }
            bulkRequest.execute().actionGet();
        }
    }
}

add bulk indexing stress test