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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.node;
import org.elasticsearch.client.node.NodeClient;
import org.elasticsearch.cluster.ClusterInfoService;
import org.elasticsearch.cluster.MockInternalClusterInfoService;
import org.elasticsearch.cluster.node.DiscoveryNode;
import org.elasticsearch.cluster.service.ClusterService;
import org.elasticsearch.common.settings.ClusterSettings;
import org.elasticsearch.common.settings.Settings;
import org.elasticsearch.common.transport.BoundTransportAddress;
import org.elasticsearch.common.util.BigArrays;
import org.elasticsearch.common.util.MockBigArrays;
import org.elasticsearch.indices.IndicesService;
import org.elasticsearch.indices.breaker.CircuitBreakerService;
import org.elasticsearch.indices.recovery.RecoverySettings;
import org.elasticsearch.plugins.Plugin;
import org.elasticsearch.script.ScriptService;
import org.elasticsearch.search.MockSearchService;
import org.elasticsearch.search.SearchService;
import org.elasticsearch.search.fetch.FetchPhase;
import org.elasticsearch.test.InternalSettingsPlugin;
import org.elasticsearch.test.transport.MockTransportService;
import org.elasticsearch.threadpool.ThreadPool;
import org.elasticsearch.transport.Transport;
import org.elasticsearch.transport.TransportInterceptor;
import org.elasticsearch.transport.TransportService;
import java.nio.file.Path;
import java.util.Collection;
import java.util.Collections;
import java.util.function.Function;
/**
* A node for testing which allows:
* <ul>
* <li>Overriding Version.CURRENT</li>
* <li>Adding test plugins that exist on the classpath</li>
* </ul>
*/
public class MockNode extends Node {
private final Collection<Class<? extends Plugin>> classpathPlugins;
public MockNode(Settings settings, Collection<Class<? extends Plugin>> classpathPlugins) {
this(settings, classpathPlugins, null);
}
public MockNode(Settings settings, Collection<Class<? extends Plugin>> classpathPlugins, Path configPath) {
super(InternalSettingsPreparer.prepareEnvironment(settings, null, Collections.emptyMap(), configPath), classpathPlugins);
this.classpathPlugins = classpathPlugins;
}
/**
* The classpath plugins this node was constructed with.
*/
public Collection<Class<? extends Plugin>> getClasspathPlugins() {
return classpathPlugins;
}
@Override
protected BigArrays createBigArrays(Settings settings, CircuitBreakerService circuitBreakerService) {
if (getPluginsService().filterPlugins(NodeMocksPlugin.class).isEmpty()) {
return super.createBigArrays(settings, circuitBreakerService);
}
return new MockBigArrays(settings, circuitBreakerService);
}
@Override
protected SearchService newSearchService(ClusterService clusterService, IndicesService indicesService,
ThreadPool threadPool, ScriptService scriptService, BigArrays bigArrays,
FetchPhase fetchPhase) {
if (getPluginsService().filterPlugins(MockSearchService.TestPlugin.class).isEmpty()) {
return super.newSearchService(clusterService, indicesService, threadPool, scriptService, bigArrays, fetchPhase);
}
return new MockSearchService(clusterService, indicesService, threadPool, scriptService, bigArrays, fetchPhase);
}
@Override
protected TransportService newTransportService(Settings settings, Transport transport, ThreadPool threadPool,
TransportInterceptor interceptor,
Function<BoundTransportAddress, DiscoveryNode> localNodeFactory,
ClusterSettings clusterSettings) {
// we use the MockTransportService.TestPlugin class as a marker to create a network
// module with this MockNetworkService. NetworkService is such an integral part of the systme
// we don't allow to plug it in from plugins or anything. this is a test-only override and
// can't be done in a production env.
if (getPluginsService().filterPlugins(MockTransportService.TestPlugin.class).isEmpty()) {
return super.newTransportService(settings, transport, threadPool, interceptor, localNodeFactory, clusterSettings);
} else {
return new MockTransportService(settings, transport, threadPool, interceptor, localNodeFactory, clusterSettings);
}
}
@Override
protected Node newTribeClientNode(Settings settings, Collection<Class<? extends Plugin>> classpathPlugins, Path configPath) {
return new MockNode(settings, classpathPlugins, configPath);
}
@Override
protected void processRecoverySettings(ClusterSettings clusterSettings, RecoverySettings recoverySettings) {
if (false == getPluginsService().filterPlugins(RecoverySettingsChunkSizePlugin.class).isEmpty()) {
clusterSettings.addSettingsUpdateConsumer(RecoverySettingsChunkSizePlugin.CHUNK_SIZE_SETTING, recoverySettings::setChunkSize);
}
}
@Override
protected ClusterInfoService newClusterInfoService(Settings settings, ClusterService clusterService,
ThreadPool threadPool, NodeClient client) {
if (getPluginsService().filterPlugins(MockInternalClusterInfoService.TestPlugin.class).isEmpty()) {
return super.newClusterInfoService(settings, clusterService, threadPool, client);
} else {
return new MockInternalClusterInfoService(settings, clusterService, threadPool, client);
}
}
}
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