add bulk indexing stress test

modules/test/integration/src/test/java/org/elasticsearch/test/stress/indexing/BulkIndexingStressTest.java

@@ -0,0 +1,57 @@
+/*
+ * 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();
+        }
+    }
+}