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Node.java
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Node.java
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/*
* SPDX-License-Identifier: Apache-2.0
*
* The OpenSearch Contributors require contributions made to
* this file be licensed under the Apache-2.0 license or a
* compatible open source license.
*/
/*
* 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.
*/
/*
* Modifications Copyright OpenSearch Contributors. See
* GitHub history for details.
*/
package org.opensearch.node;
import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.apache.lucene.util.Constants;
import org.opensearch.Build;
import org.opensearch.ExceptionsHelper;
import org.opensearch.OpenSearchException;
import org.opensearch.OpenSearchParseException;
import org.opensearch.OpenSearchTimeoutException;
import org.opensearch.Version;
import org.opensearch.action.ActionModule;
import org.opensearch.action.ActionModule.DynamicActionRegistry;
import org.opensearch.action.ActionType;
import org.opensearch.action.admin.cluster.snapshots.status.TransportNodesSnapshotsStatus;
import org.opensearch.action.admin.indices.view.ViewService;
import org.opensearch.action.search.SearchExecutionStatsCollector;
import org.opensearch.action.search.SearchPhaseController;
import org.opensearch.action.search.SearchRequestOperationsCompositeListenerFactory;
import org.opensearch.action.search.SearchRequestOperationsListener;
import org.opensearch.action.search.SearchRequestSlowLog;
import org.opensearch.action.search.SearchRequestStats;
import org.opensearch.action.search.SearchTaskRequestOperationsListener;
import org.opensearch.action.search.SearchTransportService;
import org.opensearch.action.support.TransportAction;
import org.opensearch.action.update.UpdateHelper;
import org.opensearch.bootstrap.BootstrapCheck;
import org.opensearch.bootstrap.BootstrapContext;
import org.opensearch.client.Client;
import org.opensearch.client.node.NodeClient;
import org.opensearch.cluster.ClusterInfoService;
import org.opensearch.cluster.ClusterManagerMetrics;
import org.opensearch.cluster.ClusterModule;
import org.opensearch.cluster.ClusterName;
import org.opensearch.cluster.ClusterState;
import org.opensearch.cluster.ClusterStateObserver;
import org.opensearch.cluster.InternalClusterInfoService;
import org.opensearch.cluster.NodeConnectionsService;
import org.opensearch.cluster.action.index.MappingUpdatedAction;
import org.opensearch.cluster.applicationtemplates.SystemTemplatesPlugin;
import org.opensearch.cluster.applicationtemplates.SystemTemplatesService;
import org.opensearch.cluster.coordination.PersistedStateRegistry;
import org.opensearch.cluster.metadata.AliasValidator;
import org.opensearch.cluster.metadata.IndexTemplateMetadata;
import org.opensearch.cluster.metadata.Metadata;
import org.opensearch.cluster.metadata.MetadataCreateDataStreamService;
import org.opensearch.cluster.metadata.MetadataCreateIndexService;
import org.opensearch.cluster.metadata.MetadataIndexUpgradeService;
import org.opensearch.cluster.metadata.SystemIndexMetadataUpgradeService;
import org.opensearch.cluster.metadata.TemplateUpgradeService;
import org.opensearch.cluster.node.DiscoveryNode;
import org.opensearch.cluster.node.DiscoveryNodeRole;
import org.opensearch.cluster.routing.BatchedRerouteService;
import org.opensearch.cluster.routing.RerouteService;
import org.opensearch.cluster.routing.allocation.AwarenessReplicaBalance;
import org.opensearch.cluster.routing.allocation.DiskThresholdMonitor;
import org.opensearch.cluster.service.ClusterService;
import org.opensearch.common.SetOnce;
import org.opensearch.common.StopWatch;
import org.opensearch.common.cache.module.CacheModule;
import org.opensearch.common.cache.service.CacheService;
import org.opensearch.common.inject.Injector;
import org.opensearch.common.inject.Key;
import org.opensearch.common.inject.Module;
import org.opensearch.common.inject.ModulesBuilder;
import org.opensearch.common.lease.Releasables;
import org.opensearch.common.lifecycle.Lifecycle;
import org.opensearch.common.lifecycle.LifecycleComponent;
import org.opensearch.common.logging.DeprecationLogger;
import org.opensearch.common.logging.HeaderWarning;
import org.opensearch.common.logging.NodeAndClusterIdStateListener;
import org.opensearch.common.network.NetworkAddress;
import org.opensearch.common.network.NetworkModule;
import org.opensearch.common.network.NetworkService;
import org.opensearch.common.settings.ClusterSettings;
import org.opensearch.common.settings.ConsistentSettingsService;
import org.opensearch.common.settings.Setting;
import org.opensearch.common.settings.Setting.Property;
import org.opensearch.common.settings.SettingUpgrader;
import org.opensearch.common.settings.Settings;
import org.opensearch.common.settings.SettingsException;
import org.opensearch.common.settings.SettingsModule;
import org.opensearch.common.unit.RatioValue;
import org.opensearch.common.unit.TimeValue;
import org.opensearch.common.util.BigArrays;
import org.opensearch.common.util.FeatureFlags;
import org.opensearch.common.util.PageCacheRecycler;
import org.opensearch.common.util.io.IOUtils;
import org.opensearch.core.Assertions;
import org.opensearch.core.common.breaker.CircuitBreaker;
import org.opensearch.core.common.io.stream.NamedWriteableRegistry;
import org.opensearch.core.common.transport.BoundTransportAddress;
import org.opensearch.core.common.transport.TransportAddress;
import org.opensearch.core.common.unit.ByteSizeUnit;
import org.opensearch.core.common.unit.ByteSizeValue;
import org.opensearch.core.indices.breaker.CircuitBreakerService;
import org.opensearch.core.indices.breaker.NoneCircuitBreakerService;
import org.opensearch.core.xcontent.NamedXContentRegistry;
import org.opensearch.crypto.CryptoHandlerRegistry;
import org.opensearch.discovery.Discovery;
import org.opensearch.discovery.DiscoveryModule;
import org.opensearch.env.Environment;
import org.opensearch.env.NodeEnvironment;
import org.opensearch.env.NodeMetadata;
import org.opensearch.extensions.ExtensionsManager;
import org.opensearch.extensions.NoopExtensionsManager;
import org.opensearch.gateway.GatewayAllocator;
import org.opensearch.gateway.GatewayMetaState;
import org.opensearch.gateway.GatewayModule;
import org.opensearch.gateway.GatewayService;
import org.opensearch.gateway.MetaStateService;
import org.opensearch.gateway.PersistedClusterStateService;
import org.opensearch.gateway.ShardsBatchGatewayAllocator;
import org.opensearch.gateway.remote.RemoteClusterStateCleanupManager;
import org.opensearch.gateway.remote.RemoteClusterStateService;
import org.opensearch.http.HttpServerTransport;
import org.opensearch.identity.IdentityService;
import org.opensearch.index.IndexModule;
import org.opensearch.index.IndexSettings;
import org.opensearch.index.IndexingPressureService;
import org.opensearch.index.SegmentReplicationStatsTracker;
import org.opensearch.index.analysis.AnalysisRegistry;
import org.opensearch.index.compositeindex.CompositeIndexSettings;
import org.opensearch.index.engine.EngineFactory;
import org.opensearch.index.recovery.RemoteStoreRestoreService;
import org.opensearch.index.remote.RemoteIndexPathUploader;
import org.opensearch.index.remote.RemoteStoreStatsTrackerFactory;
import org.opensearch.index.store.RemoteSegmentStoreDirectoryFactory;
import org.opensearch.index.store.remote.filecache.FileCache;
import org.opensearch.index.store.remote.filecache.FileCacheCleaner;
import org.opensearch.index.store.remote.filecache.FileCacheFactory;
import org.opensearch.index.store.remote.filecache.FileCacheSettings;
import org.opensearch.indices.IndicesModule;
import org.opensearch.indices.IndicesService;
import org.opensearch.indices.RemoteStoreSettings;
import org.opensearch.indices.ShardLimitValidator;
import org.opensearch.indices.SystemIndexDescriptor;
import org.opensearch.indices.SystemIndices;
import org.opensearch.indices.analysis.AnalysisModule;
import org.opensearch.indices.breaker.BreakerSettings;
import org.opensearch.indices.breaker.HierarchyCircuitBreakerService;
import org.opensearch.indices.cluster.IndicesClusterStateService;
import org.opensearch.indices.recovery.PeerRecoverySourceService;
import org.opensearch.indices.recovery.PeerRecoveryTargetService;
import org.opensearch.indices.recovery.RecoverySettings;
import org.opensearch.indices.replication.SegmentReplicationSourceFactory;
import org.opensearch.indices.replication.SegmentReplicationSourceService;
import org.opensearch.indices.replication.SegmentReplicationTargetService;
import org.opensearch.indices.replication.SegmentReplicator;
import org.opensearch.indices.store.IndicesStore;
import org.opensearch.ingest.IngestService;
import org.opensearch.monitor.MonitorService;
import org.opensearch.monitor.fs.FsHealthService;
import org.opensearch.monitor.fs.FsProbe;
import org.opensearch.monitor.jvm.JvmInfo;
import org.opensearch.node.remotestore.RemoteStoreNodeService;
import org.opensearch.node.remotestore.RemoteStorePinnedTimestampService;
import org.opensearch.node.resource.tracker.NodeResourceUsageTracker;
import org.opensearch.persistent.PersistentTasksClusterService;
import org.opensearch.persistent.PersistentTasksExecutor;
import org.opensearch.persistent.PersistentTasksExecutorRegistry;
import org.opensearch.persistent.PersistentTasksService;
import org.opensearch.plugins.ActionPlugin;
import org.opensearch.plugins.AnalysisPlugin;
import org.opensearch.plugins.CachePlugin;
import org.opensearch.plugins.CircuitBreakerPlugin;
import org.opensearch.plugins.ClusterPlugin;
import org.opensearch.plugins.CryptoKeyProviderPlugin;
import org.opensearch.plugins.CryptoPlugin;
import org.opensearch.plugins.DiscoveryPlugin;
import org.opensearch.plugins.EnginePlugin;
import org.opensearch.plugins.ExtensionAwarePlugin;
import org.opensearch.plugins.IdentityAwarePlugin;
import org.opensearch.plugins.IdentityPlugin;
import org.opensearch.plugins.IndexStorePlugin;
import org.opensearch.plugins.IngestPlugin;
import org.opensearch.plugins.MapperPlugin;
import org.opensearch.plugins.MetadataUpgrader;
import org.opensearch.plugins.NetworkPlugin;
import org.opensearch.plugins.PersistentTaskPlugin;
import org.opensearch.plugins.Plugin;
import org.opensearch.plugins.PluginsService;
import org.opensearch.plugins.RepositoryPlugin;
import org.opensearch.plugins.ScriptPlugin;
import org.opensearch.plugins.SearchPipelinePlugin;
import org.opensearch.plugins.SearchPlugin;
import org.opensearch.plugins.SecureSettingsFactory;
import org.opensearch.plugins.SystemIndexPlugin;
import org.opensearch.plugins.TaskManagerClientPlugin;
import org.opensearch.plugins.TelemetryAwarePlugin;
import org.opensearch.plugins.TelemetryPlugin;
import org.opensearch.ratelimitting.admissioncontrol.AdmissionControlService;
import org.opensearch.ratelimitting.admissioncontrol.transport.AdmissionControlTransportInterceptor;
import org.opensearch.repositories.RepositoriesModule;
import org.opensearch.repositories.RepositoriesService;
import org.opensearch.rest.RestController;
import org.opensearch.script.ScriptContext;
import org.opensearch.script.ScriptEngine;
import org.opensearch.script.ScriptModule;
import org.opensearch.script.ScriptService;
import org.opensearch.search.SearchModule;
import org.opensearch.search.SearchService;
import org.opensearch.search.aggregations.support.AggregationUsageService;
import org.opensearch.search.backpressure.SearchBackpressureService;
import org.opensearch.search.backpressure.settings.SearchBackpressureSettings;
import org.opensearch.search.deciders.ConcurrentSearchRequestDecider;
import org.opensearch.search.fetch.FetchPhase;
import org.opensearch.search.pipeline.SearchPipelineService;
import org.opensearch.search.query.QueryPhase;
import org.opensearch.snapshots.InternalSnapshotsInfoService;
import org.opensearch.snapshots.RestoreService;
import org.opensearch.snapshots.SnapshotShardsService;
import org.opensearch.snapshots.SnapshotsInfoService;
import org.opensearch.snapshots.SnapshotsService;
import org.opensearch.task.commons.clients.TaskManagerClient;
import org.opensearch.tasks.Task;
import org.opensearch.tasks.TaskCancellationMonitoringService;
import org.opensearch.tasks.TaskCancellationMonitoringSettings;
import org.opensearch.tasks.TaskCancellationService;
import org.opensearch.tasks.TaskResourceTrackingService;
import org.opensearch.tasks.TaskResultsService;
import org.opensearch.tasks.consumer.TopNSearchTasksLogger;
import org.opensearch.telemetry.TelemetryModule;
import org.opensearch.telemetry.TelemetrySettings;
import org.opensearch.telemetry.metrics.MetricsRegistry;
import org.opensearch.telemetry.metrics.MetricsRegistryFactory;
import org.opensearch.telemetry.metrics.NoopMetricsRegistryFactory;
import org.opensearch.telemetry.tracing.NoopTracerFactory;
import org.opensearch.telemetry.tracing.Tracer;
import org.opensearch.telemetry.tracing.TracerFactory;
import org.opensearch.threadpool.ExecutorBuilder;
import org.opensearch.threadpool.RunnableTaskExecutionListener;
import org.opensearch.threadpool.ThreadPool;
import org.opensearch.transport.RemoteClusterService;
import org.opensearch.transport.Transport;
import org.opensearch.transport.TransportInterceptor;
import org.opensearch.transport.TransportService;
import org.opensearch.usage.UsageService;
import org.opensearch.watcher.ResourceWatcherService;
import org.opensearch.wlm.QueryGroupService;
import org.opensearch.wlm.QueryGroupsStateAccessor;
import org.opensearch.wlm.WorkloadManagementSettings;
import org.opensearch.wlm.WorkloadManagementTransportInterceptor;
import org.opensearch.wlm.cancellation.MaximumResourceTaskSelectionStrategy;
import org.opensearch.wlm.cancellation.QueryGroupTaskCancellationService;
import org.opensearch.wlm.listeners.QueryGroupRequestOperationListener;
import org.opensearch.wlm.tracker.QueryGroupResourceUsageTrackerService;
import javax.net.ssl.SNIHostName;
import java.io.BufferedWriter;
import java.io.Closeable;
import java.io.IOException;
import java.net.InetAddress;
import java.net.InetSocketAddress;
import java.nio.charset.StandardCharsets;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.StandardCopyOption;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collection;
import java.util.Collections;
import java.util.HashMap;
import java.util.HashSet;
import java.util.LinkedHashSet;
import java.util.List;
import java.util.Locale;
import java.util.Map;
import java.util.Optional;
import java.util.Set;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.Executor;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.atomic.AtomicReference;
import java.util.function.Function;
import java.util.function.UnaryOperator;
import java.util.stream.Collectors;
import java.util.stream.Stream;
import static java.util.stream.Collectors.toList;
import static org.opensearch.common.util.FeatureFlags.BACKGROUND_TASK_EXECUTION_EXPERIMENTAL;
import static org.opensearch.common.util.FeatureFlags.TELEMETRY;
import static org.opensearch.env.NodeEnvironment.collectFileCacheDataPath;
import static org.opensearch.index.ShardIndexingPressureSettings.SHARD_INDEXING_PRESSURE_ENABLED_ATTRIBUTE_KEY;
import static org.opensearch.indices.RemoteStoreSettings.CLUSTER_REMOTE_STORE_PINNED_TIMESTAMP_ENABLED;
import static org.opensearch.node.remotestore.RemoteStoreNodeAttribute.isRemoteClusterStateConfigured;
import static org.opensearch.node.remotestore.RemoteStoreNodeAttribute.isRemoteDataAttributePresent;
import static org.opensearch.node.remotestore.RemoteStoreNodeAttribute.isRemoteStoreAttributePresent;
/**
* A node represent a node within a cluster ({@code cluster.name}). The {@link #client()} can be used
* in order to use a {@link Client} to perform actions/operations against the cluster.
*
* @opensearch.internal
*/
public class Node implements Closeable {
public static final Setting<Boolean> WRITE_PORTS_FILE_SETTING = Setting.boolSetting("node.portsfile", false, Property.NodeScope);
private static final Setting<Boolean> NODE_DATA_SETTING = Setting.boolSetting(
"node.data",
true,
Property.Deprecated,
Property.NodeScope
);
private static final Setting<Boolean> NODE_MASTER_SETTING = Setting.boolSetting(
"node.master",
true,
Property.Deprecated,
Property.NodeScope
);
private static final Setting<Boolean> NODE_INGEST_SETTING = Setting.boolSetting(
"node.ingest",
true,
Property.Deprecated,
Property.NodeScope
);
private static final Setting<Boolean> NODE_REMOTE_CLUSTER_CLIENT = Setting.boolSetting(
"node.remote_cluster_client",
RemoteClusterService.ENABLE_REMOTE_CLUSTERS,
Property.Deprecated,
Property.NodeScope
);
/**
* controls whether the node is allowed to persist things like metadata to disk
* Note that this does not control whether the node stores actual indices (see
* {@link #NODE_DATA_SETTING}). However, if this is false, {@link #NODE_DATA_SETTING}
* and {@link #NODE_MASTER_SETTING} must also be false.
*
*/
public static final Setting<Boolean> NODE_LOCAL_STORAGE_SETTING = Setting.boolSetting(
"node.local_storage",
true,
Property.Deprecated,
Property.NodeScope
);
public static final Setting<String> NODE_NAME_SETTING = Setting.simpleString("node.name", Property.NodeScope);
public static final Setting.AffixSetting<String> NODE_ATTRIBUTES = Setting.prefixKeySetting(
"node.attr.",
(key) -> new Setting<>(key, "", (value) -> {
if (value.length() > 0
&& (Character.isWhitespace(value.charAt(0)) || Character.isWhitespace(value.charAt(value.length() - 1)))) {
throw new IllegalArgumentException(key + " cannot have leading or trailing whitespace " + "[" + value + "]");
}
if (value.length() > 0 && "node.attr.server_name".equals(key)) {
try {
new SNIHostName(value);
} catch (IllegalArgumentException e) {
throw new IllegalArgumentException("invalid node.attr.server_name [" + value + "]", e);
}
}
return value;
}, Property.NodeScope)
);
public static final Setting<String> BREAKER_TYPE_KEY = new Setting<>("indices.breaker.type", "hierarchy", (s) -> {
switch (s) {
case "hierarchy":
case "none":
return s;
default:
throw new IllegalArgumentException("indices.breaker.type must be one of [hierarchy, none] but was: " + s);
}
}, Setting.Property.NodeScope);
private static final String ZERO = "0";
public static final Setting<String> NODE_SEARCH_CACHE_SIZE_SETTING = new Setting<>(
"node.search.cache.size",
s -> (DiscoveryNode.isDedicatedSearchNode(s)) ? "80%" : ZERO,
Node::validateFileCacheSize,
Property.NodeScope
);
private static final String CLIENT_TYPE = "node";
/**
* The discovery settings for the node.
*
* @opensearch.internal
*/
public static class DiscoverySettings {
public static final Setting<TimeValue> INITIAL_STATE_TIMEOUT_SETTING = Setting.positiveTimeSetting(
"discovery.initial_state_timeout",
TimeValue.timeValueSeconds(30),
Property.NodeScope
);
}
private final Lifecycle lifecycle = new Lifecycle();
/**
* This logger instance is an instance field as opposed to a static field. This ensures that the field is not
* initialized until an instance of Node is constructed, which is sure to happen after the logging infrastructure
* has been initialized to include the hostname. If this field were static, then it would be initialized when the
* class initializer runs. Alas, this happens too early, before logging is initialized as this class is referred to
* in InternalSettingsPreparer#finalizeSettings, which runs when creating the Environment, before logging is
* initialized.
*/
private final Logger logger = LogManager.getLogger(Node.class);
private final DeprecationLogger deprecationLogger = DeprecationLogger.getLogger(Node.class);
private final Injector injector;
private final Environment environment;
private final NodeEnvironment nodeEnvironment;
private final PluginsService pluginsService;
private final ExtensionsManager extensionsManager;
private final NodeClient client;
private final Collection<LifecycleComponent> pluginLifecycleComponents;
private final LocalNodeFactory localNodeFactory;
private final NodeService nodeService;
private final Tracer tracer;
private final MetricsRegistry metricsRegistry;
final NamedWriteableRegistry namedWriteableRegistry;
private final AtomicReference<RunnableTaskExecutionListener> runnableTaskListener;
private FileCache fileCache;
private final RemoteStoreStatsTrackerFactory remoteStoreStatsTrackerFactory;
public Node(Environment environment) {
this(environment, Collections.emptyList(), true);
}
/**
* Constructs a node
*
* @param initialEnvironment the initial environment for this node, which will be added to by plugins
* @param classpathPlugins the plugins to be loaded from the classpath
* @param forbidPrivateIndexSettings whether or not private index settings are forbidden when creating an index; this is used in the
* test framework for tests that rely on being able to set private settings
*/
protected Node(
final Environment initialEnvironment,
Collection<Class<? extends Plugin>> classpathPlugins,
boolean forbidPrivateIndexSettings
) {
final List<Closeable> resourcesToClose = new ArrayList<>(); // register everything we need to release in the case of an error
boolean success = false;
try {
Settings tmpSettings = Settings.builder()
.put(initialEnvironment.settings())
.put(Client.CLIENT_TYPE_SETTING_S.getKey(), CLIENT_TYPE)
// Enabling shard indexing backpressure node-attribute
.put(NODE_ATTRIBUTES.getKey() + SHARD_INDEXING_PRESSURE_ENABLED_ATTRIBUTE_KEY, "true")
.build();
final JvmInfo jvmInfo = JvmInfo.jvmInfo();
logger.info(
"version[{}], pid[{}], build[{}/{}/{}], OS[{}/{}/{}], JVM[{}/{}/{}/{}]",
Build.CURRENT.getQualifiedVersion(),
jvmInfo.pid(),
Build.CURRENT.type().displayName(),
Build.CURRENT.hash(),
Build.CURRENT.date(),
Constants.OS_NAME,
Constants.OS_VERSION,
Constants.OS_ARCH,
Constants.JVM_VENDOR,
Constants.JVM_NAME,
Constants.JAVA_VERSION,
Constants.JVM_VERSION
);
if (jvmInfo.getBundledJdk()) {
logger.info("JVM home [{}], using bundled JDK/JRE [{}]", System.getProperty("java.home"), jvmInfo.getUsingBundledJdk());
} else {
logger.info("JVM home [{}]", System.getProperty("java.home"));
deprecationLogger.deprecate(
"no-jdk",
"no-jdk distributions that do not bundle a JDK are deprecated and will be removed in a future release"
);
}
logger.info("JVM arguments {}", Arrays.toString(jvmInfo.getInputArguments()));
if (Build.CURRENT.isProductionRelease() == false) {
logger.warn(
"version [{}] is a pre-release version of OpenSearch and is not suitable for production",
Build.CURRENT.getQualifiedVersion()
);
}
if (logger.isDebugEnabled()) {
logger.debug(
"using config [{}], data [{}], logs [{}], plugins [{}]",
initialEnvironment.configDir(),
Arrays.toString(initialEnvironment.dataFiles()),
initialEnvironment.logsDir(),
initialEnvironment.pluginsDir()
);
}
this.pluginsService = new PluginsService(
tmpSettings,
initialEnvironment.configDir(),
initialEnvironment.modulesDir(),
initialEnvironment.pluginsDir(),
classpathPlugins
);
final Settings settings = pluginsService.updatedSettings();
// Ensure to initialize Feature Flags via the settings from opensearch.yml
FeatureFlags.initializeFeatureFlags(settings);
final List<IdentityPlugin> identityPlugins = new ArrayList<>();
identityPlugins.addAll(pluginsService.filterPlugins(IdentityPlugin.class));
final Set<DiscoveryNodeRole> additionalRoles = pluginsService.filterPlugins(Plugin.class)
.stream()
.map(Plugin::getRoles)
.flatMap(Set::stream)
.collect(Collectors.toSet());
DiscoveryNode.setAdditionalRoles(additionalRoles);
DiscoveryNode.setDeprecatedMasterRole();
/*
* Create the environment based on the finalized view of the settings. This is to ensure that components get the same setting
* values, no matter they ask for them from.
*/
this.environment = new Environment(settings, initialEnvironment.configDir(), Node.NODE_LOCAL_STORAGE_SETTING.get(settings));
Environment.assertEquivalent(initialEnvironment, this.environment);
if (DiscoveryNode.isSearchNode(settings) == false) {
nodeEnvironment = new NodeEnvironment(tmpSettings, environment);
} else {
nodeEnvironment = new NodeEnvironment(settings, environment, new FileCacheCleaner(this::fileCache));
}
logger.info(
"node name [{}], node ID [{}], cluster name [{}], roles {}",
NODE_NAME_SETTING.get(tmpSettings),
nodeEnvironment.nodeId(),
ClusterName.CLUSTER_NAME_SETTING.get(tmpSettings).value(),
DiscoveryNode.getRolesFromSettings(settings)
.stream()
.map(DiscoveryNodeRole::roleName)
.collect(Collectors.toCollection(LinkedHashSet::new))
);
resourcesToClose.add(nodeEnvironment);
final List<ExecutorBuilder<?>> executorBuilders = pluginsService.getExecutorBuilders(settings);
runnableTaskListener = new AtomicReference<>();
final ThreadPool threadPool = new ThreadPool(settings, runnableTaskListener, executorBuilders.toArray(new ExecutorBuilder[0]));
final IdentityService identityService = new IdentityService(settings, threadPool, identityPlugins);
if (FeatureFlags.isEnabled(FeatureFlags.EXTENSIONS)) {
final List<ExtensionAwarePlugin> extensionAwarePlugins = pluginsService.filterPlugins(ExtensionAwarePlugin.class);
Set<Setting<?>> additionalSettings = new HashSet<>();
for (ExtensionAwarePlugin extAwarePlugin : extensionAwarePlugins) {
additionalSettings.addAll(extAwarePlugin.getExtensionSettings());
}
this.extensionsManager = new ExtensionsManager(additionalSettings, identityService);
} else {
this.extensionsManager = new NoopExtensionsManager(identityService);
}
final SetOnce<RepositoriesService> repositoriesServiceReference = new SetOnce<>();
final RemoteStoreNodeService remoteStoreNodeService = new RemoteStoreNodeService(repositoriesServiceReference::get, threadPool);
localNodeFactory = new LocalNodeFactory(settings, nodeEnvironment.nodeId(), remoteStoreNodeService);
resourcesToClose.add(() -> ThreadPool.terminate(threadPool, 10, TimeUnit.SECONDS));
final ResourceWatcherService resourceWatcherService = new ResourceWatcherService(settings, threadPool);
resourcesToClose.add(resourceWatcherService);
// adds the context to the DeprecationLogger so that it does not need to be injected everywhere
HeaderWarning.setThreadContext(threadPool.getThreadContext());
resourcesToClose.add(() -> HeaderWarning.removeThreadContext(threadPool.getThreadContext()));
final List<Setting<?>> additionalSettings = new ArrayList<>();
// register the node.data, node.ingest, node.master, node.remote_cluster_client settings here so we can mark them private
additionalSettings.add(NODE_DATA_SETTING);
additionalSettings.add(NODE_INGEST_SETTING);
additionalSettings.add(NODE_MASTER_SETTING);
additionalSettings.add(NODE_REMOTE_CLUSTER_CLIENT);
additionalSettings.addAll(pluginsService.getPluginSettings());
final List<String> additionalSettingsFilter = new ArrayList<>(pluginsService.getPluginSettingsFilter());
for (final ExecutorBuilder<?> builder : threadPool.builders()) {
additionalSettings.addAll(builder.getRegisteredSettings());
}
client = new NodeClient(settings, threadPool);
final ScriptModule scriptModule = new ScriptModule(settings, pluginsService.filterPlugins(ScriptPlugin.class));
final ScriptService scriptService = newScriptService(settings, scriptModule.engines, scriptModule.contexts);
AnalysisModule analysisModule = new AnalysisModule(this.environment, pluginsService.filterPlugins(AnalysisPlugin.class));
// this is as early as we can validate settings at this point. we already pass them to ScriptModule as well as ThreadPool
// so we might be late here already
final Set<SettingUpgrader<?>> settingsUpgraders = pluginsService.filterPlugins(Plugin.class)
.stream()
.map(Plugin::getSettingUpgraders)
.flatMap(List::stream)
.collect(Collectors.toSet());
final SettingsModule settingsModule = new SettingsModule(
settings,
additionalSettings,
additionalSettingsFilter,
settingsUpgraders
);
threadPool.registerClusterSettingsListeners(settingsModule.getClusterSettings());
scriptModule.registerClusterSettingsListeners(scriptService, settingsModule.getClusterSettings());
final NetworkService networkService = new NetworkService(
getCustomNameResolvers(pluginsService.filterPlugins(DiscoveryPlugin.class))
);
TracerFactory tracerFactory;
MetricsRegistryFactory metricsRegistryFactory;
if (FeatureFlags.isEnabled(TELEMETRY)) {
final TelemetrySettings telemetrySettings = new TelemetrySettings(settings, settingsModule.getClusterSettings());
if (telemetrySettings.isTracingFeatureEnabled() || telemetrySettings.isMetricsFeatureEnabled()) {
List<TelemetryPlugin> telemetryPlugins = pluginsService.filterPlugins(TelemetryPlugin.class);
List<TelemetryPlugin> telemetryPluginsImplementingTelemetryAware = telemetryPlugins.stream()
.filter(a -> TelemetryAwarePlugin.class.isAssignableFrom(a.getClass()))
.collect(toList());
if (telemetryPluginsImplementingTelemetryAware.isEmpty() == false) {
throw new IllegalStateException(
String.format(
Locale.ROOT,
"Telemetry plugins %s should not implement TelemetryAwarePlugin interface",
telemetryPluginsImplementingTelemetryAware
)
);
}
TelemetryModule telemetryModule = new TelemetryModule(telemetryPlugins, telemetrySettings);
if (telemetrySettings.isTracingFeatureEnabled()) {
tracerFactory = new TracerFactory(telemetrySettings, telemetryModule.getTelemetry(), threadPool.getThreadContext());
} else {
tracerFactory = new NoopTracerFactory();
}
if (telemetrySettings.isMetricsFeatureEnabled()) {
metricsRegistryFactory = new MetricsRegistryFactory(telemetrySettings, telemetryModule.getTelemetry());
} else {
metricsRegistryFactory = new NoopMetricsRegistryFactory();
}
} else {
tracerFactory = new NoopTracerFactory();
metricsRegistryFactory = new NoopMetricsRegistryFactory();
}
} else {
tracerFactory = new NoopTracerFactory();
metricsRegistryFactory = new NoopMetricsRegistryFactory();
}
tracer = tracerFactory.getTracer();
metricsRegistry = metricsRegistryFactory.getMetricsRegistry();
resourcesToClose.add(tracer::close);
resourcesToClose.add(metricsRegistry::close);
final ClusterManagerMetrics clusterManagerMetrics = new ClusterManagerMetrics(metricsRegistry);
List<ClusterPlugin> clusterPlugins = pluginsService.filterPlugins(ClusterPlugin.class);
final ClusterService clusterService = new ClusterService(
settings,
settingsModule.getClusterSettings(),
threadPool,
clusterManagerMetrics
);
clusterService.addStateApplier(scriptService);
resourcesToClose.add(clusterService);
final Set<Setting<?>> consistentSettings = settingsModule.getConsistentSettings();
if (consistentSettings.isEmpty() == false) {
clusterService.addLocalNodeClusterManagerListener(
new ConsistentSettingsService(settings, clusterService, consistentSettings).newHashPublisher()
);
}
SystemTemplatesService systemTemplatesService = new SystemTemplatesService(
pluginsService.filterPlugins(SystemTemplatesPlugin.class),
threadPool,
clusterService.getClusterSettings(),
settings
);
systemTemplatesService.verifyRepositories();
clusterService.addLocalNodeClusterManagerListener(systemTemplatesService);
final ClusterInfoService clusterInfoService = newClusterInfoService(settings, clusterService, threadPool, client);
final UsageService usageService = new UsageService();
ModulesBuilder modules = new ModulesBuilder();
// plugin modules must be added here, before others or we can get crazy injection errors...
for (Module pluginModule : pluginsService.createGuiceModules()) {
modules.add(pluginModule);
}
final FsHealthService fsHealthService = new FsHealthService(
settings,
clusterService.getClusterSettings(),
threadPool,
nodeEnvironment
);
final SetOnce<RerouteService> rerouteServiceReference = new SetOnce<>();
final InternalSnapshotsInfoService snapshotsInfoService = new InternalSnapshotsInfoService(
settings,
clusterService,
repositoriesServiceReference::get,
rerouteServiceReference::get
);
final Map<String, Collection<SystemIndexDescriptor>> systemIndexDescriptorMap = Collections.unmodifiableMap(
pluginsService.filterPlugins(SystemIndexPlugin.class)
.stream()
.collect(
Collectors.toMap(
plugin -> plugin.getClass().getCanonicalName(),
plugin -> plugin.getSystemIndexDescriptors(settings)
)
)
);
final SystemIndices systemIndices = new SystemIndices(systemIndexDescriptorMap);
final ClusterModule clusterModule = new ClusterModule(
settings,
clusterService,
clusterPlugins,
clusterInfoService,
snapshotsInfoService,
threadPool.getThreadContext(),
clusterManagerMetrics
);
modules.add(clusterModule);
IndicesModule indicesModule = new IndicesModule(pluginsService.filterPlugins(MapperPlugin.class));
modules.add(indicesModule);
SearchModule searchModule = new SearchModule(settings, pluginsService.filterPlugins(SearchPlugin.class));
List<BreakerSettings> pluginCircuitBreakers = pluginsService.filterPlugins(CircuitBreakerPlugin.class)
.stream()
.map(plugin -> plugin.getCircuitBreaker(settings))
.collect(Collectors.toList());
final CircuitBreakerService circuitBreakerService = createCircuitBreakerService(
settingsModule.getSettings(),
pluginCircuitBreakers,
settingsModule.getClusterSettings()
);
// File cache will be initialized by the node once circuit breakers are in place.
initializeFileCache(settings, circuitBreakerService.getBreaker(CircuitBreaker.REQUEST));
final MonitorService monitorService = new MonitorService(settings, nodeEnvironment, threadPool, fileCache);
pluginsService.filterPlugins(CircuitBreakerPlugin.class).forEach(plugin -> {
CircuitBreaker breaker = circuitBreakerService.getBreaker(plugin.getCircuitBreaker(settings).getName());
plugin.setCircuitBreaker(breaker);
});
resourcesToClose.add(circuitBreakerService);
modules.add(new GatewayModule());
PageCacheRecycler pageCacheRecycler = createPageCacheRecycler(settings);
BigArrays bigArrays = createBigArrays(pageCacheRecycler, circuitBreakerService);
modules.add(settingsModule);
List<NamedWriteableRegistry.Entry> namedWriteables = Stream.of(
NetworkModule.getNamedWriteables().stream(),
indicesModule.getNamedWriteables().stream(),
searchModule.getNamedWriteables().stream(),
pluginsService.filterPlugins(Plugin.class).stream().flatMap(p -> p.getNamedWriteables().stream()),
ClusterModule.getNamedWriteables().stream()
).flatMap(Function.identity()).collect(Collectors.toList());
final NamedWriteableRegistry namedWriteableRegistry = new NamedWriteableRegistry(namedWriteables);
NamedXContentRegistry xContentRegistry = new NamedXContentRegistry(
Stream.of(
NetworkModule.getNamedXContents().stream(),
IndicesModule.getNamedXContents().stream(),
searchModule.getNamedXContents().stream(),
pluginsService.filterPlugins(Plugin.class).stream().flatMap(p -> p.getNamedXContent().stream()),
ClusterModule.getNamedXWriteables().stream()
).flatMap(Function.identity()).collect(toList())
);
final MetaStateService metaStateService = new MetaStateService(nodeEnvironment, xContentRegistry);
final PersistedClusterStateService lucenePersistedStateFactory = new PersistedClusterStateService(
nodeEnvironment,
xContentRegistry,
bigArrays,
clusterService.getClusterSettings(),
threadPool::relativeTimeInMillis
);
final RemoteStoreSettings remoteStoreSettings = new RemoteStoreSettings(settings, settingsModule.getClusterSettings());
final RemoteClusterStateService remoteClusterStateService;
final RemoteClusterStateCleanupManager remoteClusterStateCleanupManager;
final RemoteIndexPathUploader remoteIndexPathUploader;
if (isRemoteClusterStateConfigured(settings)) {
remoteIndexPathUploader = new RemoteIndexPathUploader(
threadPool,
settings,
repositoriesServiceReference::get,
clusterService.getClusterSettings(),
remoteStoreSettings
);
remoteClusterStateService = new RemoteClusterStateService(
nodeEnvironment.nodeId(),
repositoriesServiceReference::get,
settings,
clusterService,
threadPool::preciseRelativeTimeInNanos,
threadPool,
List.of(remoteIndexPathUploader),
namedWriteableRegistry
);
remoteClusterStateCleanupManager = remoteClusterStateService.getCleanupManager();
} else {
remoteClusterStateService = null;
remoteIndexPathUploader = null;
remoteClusterStateCleanupManager = null;
}
final RemoteStorePinnedTimestampService remoteStorePinnedTimestampService;
if (isRemoteDataAttributePresent(settings) && CLUSTER_REMOTE_STORE_PINNED_TIMESTAMP_ENABLED.get(settings)) {
remoteStorePinnedTimestampService = new RemoteStorePinnedTimestampService(
repositoriesServiceReference::get,
settings,
threadPool,
clusterService
);
resourcesToClose.add(remoteStorePinnedTimestampService);
} else {
remoteStorePinnedTimestampService = null;
}
// collect engine factory providers from plugins
final Collection<EnginePlugin> enginePlugins = pluginsService.filterPlugins(EnginePlugin.class);
final Collection<Function<IndexSettings, Optional<EngineFactory>>> engineFactoryProviders = enginePlugins.stream()
.map(plugin -> (Function<IndexSettings, Optional<EngineFactory>>) plugin::getEngineFactory)
.collect(Collectors.toList());
final Map<String, IndexStorePlugin.DirectoryFactory> builtInDirectoryFactories = IndexModule.createBuiltInDirectoryFactories(
repositoriesServiceReference::get,
threadPool,
fileCache
);
final Map<String, IndexStorePlugin.DirectoryFactory> directoryFactories = new HashMap<>();
pluginsService.filterPlugins(IndexStorePlugin.class)
.stream()
.map(IndexStorePlugin::getDirectoryFactories)
.flatMap(m -> m.entrySet().stream())
.collect(Collectors.toMap(Map.Entry::getKey, Map.Entry::getValue))
.forEach((k, v) -> {
// do not allow any plugin-provided index store type to conflict with a built-in type
if (builtInDirectoryFactories.containsKey(k)) {
throw new IllegalStateException("registered index store type [" + k + "] conflicts with a built-in type");
}
directoryFactories.put(k, v);
});
directoryFactories.putAll(builtInDirectoryFactories);
final Map<String, IndexStorePlugin.RecoveryStateFactory> recoveryStateFactories = pluginsService.filterPlugins(
IndexStorePlugin.class
)
.stream()
.map(IndexStorePlugin::getRecoveryStateFactories)
.flatMap(m -> m.entrySet().stream())
.collect(Collectors.toMap(Map.Entry::getKey, Map.Entry::getValue));
final RerouteService rerouteService = new BatchedRerouteService(clusterService, clusterModule.getAllocationService()::reroute);
rerouteServiceReference.set(rerouteService);
clusterService.setRerouteService(rerouteService);
clusterModule.setRerouteServiceForAllocator(rerouteService);
final RecoverySettings recoverySettings = new RecoverySettings(settings, settingsModule.getClusterSettings());
final CompositeIndexSettings compositeIndexSettings = new CompositeIndexSettings(settings, settingsModule.getClusterSettings());
final IndexStorePlugin.DirectoryFactory remoteDirectoryFactory = new RemoteSegmentStoreDirectoryFactory(
repositoriesServiceReference::get,
threadPool,
remoteStoreSettings.getSegmentsPathFixedPrefix()
);
final TaskResourceTrackingService taskResourceTrackingService = new TaskResourceTrackingService(
settings,
clusterService.getClusterSettings(),
threadPool
);
final SearchRequestStats searchRequestStats = new SearchRequestStats(clusterService.getClusterSettings());
final SearchRequestSlowLog searchRequestSlowLog = new SearchRequestSlowLog(clusterService);
final SearchTaskRequestOperationsListener searchTaskRequestOperationsListener = new SearchTaskRequestOperationsListener(
taskResourceTrackingService
);
remoteStoreStatsTrackerFactory = new RemoteStoreStatsTrackerFactory(clusterService, settings);
CacheModule cacheModule = new CacheModule(pluginsService.filterPlugins(CachePlugin.class), settings);
CacheService cacheService = cacheModule.getCacheService();
final SegmentReplicator segmentReplicator = new SegmentReplicator(threadPool);
final IndicesService indicesService = new IndicesService(
settings,
pluginsService,
nodeEnvironment,
xContentRegistry,
analysisModule.getAnalysisRegistry(),
clusterModule.getIndexNameExpressionResolver(),
indicesModule.getMapperRegistry(),
namedWriteableRegistry,
threadPool,
settingsModule.getIndexScopedSettings(),
circuitBreakerService,
bigArrays,
scriptService,
clusterService,
client,
metaStateService,
engineFactoryProviders,
Map.copyOf(directoryFactories),
searchModule.getValuesSourceRegistry(),
recoveryStateFactories,
remoteDirectoryFactory,
repositoriesServiceReference::get,
searchRequestStats,
remoteStoreStatsTrackerFactory,
recoverySettings,
cacheService,
remoteStoreSettings,
fileCache,
compositeIndexSettings,
segmentReplicator::startReplication
);
final IngestService ingestService = new IngestService(
clusterService,
threadPool,
this.environment,
scriptService,
analysisModule.getAnalysisRegistry(),
pluginsService.filterPlugins(IngestPlugin.class),
client,
indicesService
);
final AliasValidator aliasValidator = new AliasValidator();
final ShardLimitValidator shardLimitValidator = new ShardLimitValidator(settings, clusterService, systemIndices);
final AwarenessReplicaBalance awarenessReplicaBalance = new AwarenessReplicaBalance(
settings,
clusterService.getClusterSettings()
);
final MetadataCreateIndexService metadataCreateIndexService = new MetadataCreateIndexService(
settings,
clusterService,
indicesService,
clusterModule.getAllocationService(),
aliasValidator,
shardLimitValidator,
environment,
settingsModule.getIndexScopedSettings(),
threadPool,
xContentRegistry,
systemIndices,
forbidPrivateIndexSettings,
awarenessReplicaBalance,
remoteStoreSettings,
repositoriesServiceReference::get
);
pluginsService.filterPlugins(Plugin.class)
.forEach(
p -> p.getAdditionalIndexSettingProviders().forEach(metadataCreateIndexService::addAdditionalIndexSettingProvider)
);
final MetadataCreateDataStreamService metadataCreateDataStreamService = new MetadataCreateDataStreamService(
threadPool,
clusterService,
metadataCreateIndexService
);
final ViewService viewService = new ViewService(clusterService, client, null);
Collection<Object> pluginComponents = pluginsService.filterPlugins(Plugin.class)
.stream()
.flatMap(
p -> p.createComponents(
client,
clusterService,
threadPool,
resourceWatcherService,
scriptService,
xContentRegistry,
environment,
nodeEnvironment,
namedWriteableRegistry,
clusterModule.getIndexNameExpressionResolver(),
repositoriesServiceReference::get
).stream()