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* Licensed to ElasticSearch and Shay Banon under one
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* 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
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* KIND, either express or implied. See the License for the
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package org.elasticsearch.test.unit.cluster.routing.allocation;
import org.elasticsearch.cluster.ClusterState;
import org.elasticsearch.cluster.metadata.MetaData;
import org.elasticsearch.cluster.routing.RoutingTable;
import org.elasticsearch.cluster.routing.allocation.AllocationService;
import org.elasticsearch.common.logging.ESLogger;
import org.elasticsearch.common.logging.Loggers;
import org.testng.annotations.Test;
import static org.elasticsearch.cluster.ClusterState.newClusterStateBuilder;
import static org.elasticsearch.cluster.metadata.IndexMetaData.newIndexMetaDataBuilder;
import static org.elasticsearch.cluster.metadata.MetaData.newMetaDataBuilder;
import static org.elasticsearch.cluster.node.DiscoveryNodes.newNodesBuilder;
import static org.elasticsearch.cluster.routing.RoutingBuilders.routingTable;
import static org.elasticsearch.cluster.routing.ShardRoutingState.INITIALIZING;
import static org.elasticsearch.common.settings.ImmutableSettings.settingsBuilder;
import static org.elasticsearch.test.unit.cluster.routing.allocation.RoutingAllocationTests.newNode;
import static org.hamcrest.MatcherAssert.assertThat;
import static org.hamcrest.Matchers.equalTo;
/**
*/
@Test
public class DisableAllocationTests {
private final ESLogger logger = Loggers.getLogger(DisableAllocationTests.class);
@Test
public void testDisableAllocation() {
AllocationService strategy = new AllocationService(settingsBuilder()
.put("cluster.routing.allocation.disable_new_allocation", true)
.put("cluster.routing.allocation.disable_allocation", true)
.build());
logger.info("Building initial routing table");
MetaData metaData = newMetaDataBuilder()
.put(newIndexMetaDataBuilder("test").numberOfShards(1).numberOfReplicas(1))
.build();
RoutingTable routingTable = routingTable()
.addAsNew(metaData.index("test"))
.build();
ClusterState clusterState = newClusterStateBuilder().metaData(metaData).routingTable(routingTable).build();
logger.info("--> adding two nodes on same rack and do rerouting");
clusterState = newClusterStateBuilder().state(clusterState).nodes(newNodesBuilder()
.put(newNode("node1"))
.put(newNode("node2"))
).build();
routingTable = strategy.reroute(clusterState).routingTable();
clusterState = newClusterStateBuilder().state(clusterState).routingTable(routingTable).build();
assertThat(clusterState.routingNodes().shardsWithState(INITIALIZING).size(), equalTo(0));
}
@Test
public void testDisableReplicaAllocation() {
AllocationService strategy = new AllocationService(settingsBuilder()
.put("cluster.routing.allocation.disable_replica_allocation", true)
.build());
logger.info("Building initial routing table");
MetaData metaData = newMetaDataBuilder()
.put(newIndexMetaDataBuilder("test").numberOfShards(1).numberOfReplicas(1))
.build();
RoutingTable routingTable = routingTable()
.addAsNew(metaData.index("test"))
.build();
ClusterState clusterState = newClusterStateBuilder().metaData(metaData).routingTable(routingTable).build();
logger.info("--> adding two nodes on same rack and do rerouting");
clusterState = newClusterStateBuilder().state(clusterState).nodes(newNodesBuilder()
.put(newNode("node1"))
.put(newNode("node2"))
).build();
routingTable = strategy.reroute(clusterState).routingTable();
clusterState = newClusterStateBuilder().state(clusterState).routingTable(routingTable).build();
assertThat(clusterState.routingNodes().shardsWithState(INITIALIZING).size(), equalTo(1));
logger.info("--> start the shards (primaries)");
routingTable = strategy.applyStartedShards(clusterState, clusterState.routingNodes().shardsWithState(INITIALIZING)).routingTable();
clusterState = newClusterStateBuilder().state(clusterState).routingTable(routingTable).build();
assertThat(clusterState.routingNodes().shardsWithState(INITIALIZING).size(), equalTo(0));
}
}