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/*
* 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.admin.cluster.health;
import org.elasticsearch.cluster.ClusterName;
import org.elasticsearch.cluster.ClusterState;
import org.elasticsearch.cluster.health.ClusterStateHealth;
import org.elasticsearch.cluster.metadata.MetaData;
import org.elasticsearch.common.io.stream.BytesStreamOutput;
import org.elasticsearch.common.io.stream.StreamInput;
import org.elasticsearch.common.unit.TimeValue;
import org.elasticsearch.rest.RestStatus;
import org.elasticsearch.test.ESTestCase;
import org.hamcrest.Matchers;
import java.io.IOException;
import static org.hamcrest.CoreMatchers.allOf;
import static org.hamcrest.Matchers.greaterThanOrEqualTo;
import static org.hamcrest.Matchers.is;
import static org.hamcrest.Matchers.lessThanOrEqualTo;
public class ClusterHealthResponsesTests extends ESTestCase {
public void testIsTimeout() throws IOException {
ClusterHealthResponse res = new ClusterHealthResponse();
for (int i = 0; i < 5; i++) {
res.setTimedOut(randomBoolean());
if (res.isTimedOut()) {
assertEquals(RestStatus.REQUEST_TIMEOUT, res.status());
} else {
assertEquals(RestStatus.OK, res.status());
}
}
}
public void testClusterHealth() throws IOException {
ClusterState clusterState = ClusterState.builder(ClusterName.DEFAULT).build();
int pendingTasks = randomIntBetween(0, 200);
int inFlight = randomIntBetween(0, 200);
int delayedUnassigned = randomIntBetween(0, 200);
TimeValue pendingTaskInQueueTime = TimeValue.timeValueMillis(randomIntBetween(1000, 100000));
ClusterHealthResponse clusterHealth = new ClusterHealthResponse("bla", new String[] {MetaData.ALL}, clusterState, pendingTasks, inFlight, delayedUnassigned, pendingTaskInQueueTime);
clusterHealth = maybeSerialize(clusterHealth);
assertClusterHealth(clusterHealth);
assertThat(clusterHealth.getNumberOfPendingTasks(), Matchers.equalTo(pendingTasks));
assertThat(clusterHealth.getNumberOfInFlightFetch(), Matchers.equalTo(inFlight));
assertThat(clusterHealth.getDelayedUnassignedShards(), Matchers.equalTo(delayedUnassigned));
assertThat(clusterHealth.getTaskMaxWaitingTime().millis(), is(pendingTaskInQueueTime.millis()));
assertThat(clusterHealth.getActiveShardsPercent(), is(allOf(greaterThanOrEqualTo(0.0), lessThanOrEqualTo(100.0))));
}
private void assertClusterHealth(ClusterHealthResponse clusterHealth) {
ClusterStateHealth clusterStateHealth = clusterHealth.getClusterStateHealth();
assertThat(clusterHealth.getValidationFailures(), Matchers.equalTo(clusterStateHealth.getValidationFailures()));
assertThat(clusterHealth.getActiveShards(), Matchers.equalTo(clusterStateHealth.getActiveShards()));
assertThat(clusterHealth.getRelocatingShards(), Matchers.equalTo(clusterStateHealth.getRelocatingShards()));
assertThat(clusterHealth.getActivePrimaryShards(), Matchers.equalTo(clusterStateHealth.getActivePrimaryShards()));
assertThat(clusterHealth.getInitializingShards(), Matchers.equalTo(clusterStateHealth.getInitializingShards()));
assertThat(clusterHealth.getUnassignedShards(), Matchers.equalTo(clusterStateHealth.getUnassignedShards()));
assertThat(clusterHealth.getNumberOfNodes(), Matchers.equalTo(clusterStateHealth.getNumberOfNodes()));
assertThat(clusterHealth.getNumberOfDataNodes(), Matchers.equalTo(clusterStateHealth.getNumberOfDataNodes()));
}
ClusterHealthResponse maybeSerialize(ClusterHealthResponse clusterHealth) throws IOException {
if (randomBoolean()) {
BytesStreamOutput out = new BytesStreamOutput();
clusterHealth.writeTo(out);
StreamInput in = StreamInput.wrap(out.bytes());
clusterHealth = ClusterHealthResponse.readResponseFrom(in);
}
return clusterHealth;
}
}
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