/*
* Licensed to Elasticsearch 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.action;
import com.google.common.collect.Lists;
import org.elasticsearch.ExceptionsHelper;
import org.elasticsearch.action.search.SearchPhaseExecutionException;
import org.elasticsearch.action.search.SearchResponse;
import org.elasticsearch.action.search.SearchType;
import org.elasticsearch.action.search.ShardSearchFailure;
import org.elasticsearch.common.settings.ImmutableSettings;
import org.elasticsearch.common.settings.Settings;
import org.elasticsearch.common.util.concurrent.EsRejectedExecutionException;
import org.elasticsearch.index.query.QueryBuilders;
import org.elasticsearch.test.ElasticsearchIntegrationTest;
import org.elasticsearch.test.ElasticsearchIntegrationTest.ClusterScope;
import org.junit.Test;
import java.util.Locale;
import java.util.concurrent.CopyOnWriteArrayList;
import java.util.concurrent.CountDownLatch;
import static org.hamcrest.Matchers.equalTo;
/**
*/
@ClusterScope(scope = ElasticsearchIntegrationTest.Scope.SUITE, numDataNodes = 2)
public class RejectionActionTests extends ElasticsearchIntegrationTest {
@Override
protected Settings nodeSettings(int nodeOrdinal) {
return ImmutableSettings.builder()
.put(super.nodeSettings(nodeOrdinal))
.put("threadpool.search.size", 1)
.put("threadpool.search.queue_size", 1)
.put("threadpool.index.size", 1)
.put("threadpool.index.queue_size", 1)
.put("threadpool.get.size", 1)
.put("threadpool.get.queue_size", 1)
.build();
}
@Test
public void simulateSearchRejectionLoad() throws Throwable {
for (int i = 0; i < 10; i++) {
client().prepareIndex("test", "type", Integer.toString(i)).setSource("field", "1").get();
}
int numberOfAsyncOps = randomIntBetween(200, 700);
final CountDownLatch latch = new CountDownLatch(numberOfAsyncOps);
final CopyOnWriteArrayList<Object> responses = Lists.newCopyOnWriteArrayList();
for (int i = 0; i < numberOfAsyncOps; i++) {
client().prepareSearch("test")
.setSearchType(SearchType.QUERY_THEN_FETCH)
.setQuery(QueryBuilders.matchQuery("field", "1"))
.execute(new ActionListener<SearchResponse>() {
@Override
public void onResponse(SearchResponse searchResponse) {
responses.add(searchResponse);
latch.countDown();
}
@Override
public void onFailure(Throwable e) {
responses.add(e);
latch.countDown();
}
});
}
latch.await();
assertThat(responses.size(), equalTo(numberOfAsyncOps));
// validate all responses
for (Object response : responses) {
if (response instanceof SearchResponse) {
SearchResponse searchResponse = (SearchResponse) response;
for (ShardSearchFailure failure : searchResponse.getShardFailures()) {
assertTrue("got unexpected reason..." + failure.reason(), failure.reason().toLowerCase(Locale.ENGLISH).contains("rejected"));
}
} else {
Throwable t = (Throwable) response;
Throwable unwrap = ExceptionsHelper.unwrapCause(t);
if (unwrap instanceof SearchPhaseExecutionException) {
SearchPhaseExecutionException e = (SearchPhaseExecutionException) unwrap;
for (ShardSearchFailure failure : e.shardFailures()) {
assertTrue("got unexpected reason..." + failure.reason(), failure.reason().toLowerCase(Locale.ENGLISH).contains("rejected"));
}
} else if ((unwrap instanceof EsRejectedExecutionException) == false) {
throw new AssertionError("unexpected failure", (Throwable) response);
}
}
}
}
}