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add a simple integration level test for awareness

This commit is contained in:
Shay Banon 2011-10-03 13:48:10 +02:00
parent a51baa7d6c
commit 3d49b4ed3a
1 changed files with 88 additions and 0 deletions
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modules/test/integration/src/test/java/org/elasticsearch/test/integration/cluster/allocation/AwarenessAllocationTests.java Normal file
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/*
* 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.integration.cluster.allocation;
import org.elasticsearch.action.admin.cluster.health.ClusterHealthResponse;
import org.elasticsearch.cluster.ClusterState;
import org.elasticsearch.cluster.routing.IndexRoutingTable;
import org.elasticsearch.cluster.routing.IndexShardRoutingTable;
import org.elasticsearch.cluster.routing.ShardRouting;
import org.elasticsearch.common.logging.ESLogger;
import org.elasticsearch.common.logging.Loggers;
import org.elasticsearch.common.settings.ImmutableSettings;
import org.elasticsearch.common.settings.Settings;
import org.elasticsearch.common.trove.map.hash.TObjectIntHashMap;
import org.elasticsearch.test.integration.AbstractNodesTests;
import org.testng.annotations.AfterMethod;
import org.testng.annotations.Test;
import static org.hamcrest.MatcherAssert.*;
import static org.hamcrest.Matchers.*;
/**
*/
@Test
public class AwarenessAllocationTests extends AbstractNodesTests {
private final ESLogger logger = Loggers.getLogger(AwarenessAllocationTests.class);
@AfterMethod public void cleanAndCloseNodes() throws Exception {
closeAllNodes();
}
@Test public void testSimpleAwareness() throws Exception {
Settings commonSettings = ImmutableSettings.settingsBuilder()
.put("cluster.routing.schedule", "10ms")
.put("cluster.routing.allocation.awareness.attributes", "rack_id")
.build();
logger.info("--> starting 2 nodes on the same rack");
startNode("node1", ImmutableSettings.settingsBuilder().put(commonSettings).put("node.rack_id", "rack_1"));
startNode("node2", ImmutableSettings.settingsBuilder().put(commonSettings).put("node.rack_id", "rack_1"));
client("node1").admin().indices().prepareCreate("test1").execute().actionGet();
client("node1").admin().indices().prepareCreate("test2").execute().actionGet();
ClusterHealthResponse health = client("node1").admin().cluster().prepareHealth().setWaitForGreenStatus().execute().actionGet();
assertThat(health.timedOut(), equalTo(false));
logger.info("--> starting 1 node on a different rack");
startNode("node3", ImmutableSettings.settingsBuilder().put(commonSettings).put("node.rack_id", "rack_2"));
Thread.sleep(500);
health = client("node1").admin().cluster().prepareHealth().setWaitForGreenStatus().setWaitForNodes("3").setWaitForRelocatingShards(0).execute().actionGet();
assertThat(health.timedOut(), equalTo(false));
ClusterState clusterState = client("node1").admin().cluster().prepareState().execute().actionGet().state();
//System.out.println(clusterState.routingTable().prettyPrint());
// verify that we have 10 shards on node3
TObjectIntHashMap<String> counts = new TObjectIntHashMap<String>();
for (IndexRoutingTable indexRoutingTable : clusterState.routingTable()) {
for (IndexShardRoutingTable indexShardRoutingTable : indexRoutingTable) {
for (ShardRouting shardRouting : indexShardRoutingTable) {
counts.adjustOrPutValue(clusterState.nodes().get(shardRouting.currentNodeId()).name(), 1, 1);
}
}
}
assertThat(counts.get("node3"), equalTo(10));
}
}