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CoreContainer.java
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CoreContainer.java
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/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF 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.apache.solr.core;
import static java.util.Objects.requireNonNull;
import static org.apache.solr.common.params.CommonParams.AUTHC_PATH;
import static org.apache.solr.common.params.CommonParams.AUTHZ_PATH;
import static org.apache.solr.common.params.CommonParams.COLLECTIONS_HANDLER_PATH;
import static org.apache.solr.common.params.CommonParams.CONFIGSETS_HANDLER_PATH;
import static org.apache.solr.common.params.CommonParams.CORES_HANDLER_PATH;
import static org.apache.solr.common.params.CommonParams.INFO_HANDLER_PATH;
import static org.apache.solr.common.params.CommonParams.METRICS_PATH;
import static org.apache.solr.common.params.CommonParams.ZK_PATH;
import static org.apache.solr.common.params.CommonParams.ZK_STATUS_PATH;
import static org.apache.solr.core.CorePropertiesLocator.PROPERTIES_FILENAME;
import static org.apache.solr.security.AuthenticationPlugin.AUTHENTICATION_PLUGIN_PROP;
import com.github.benmanes.caffeine.cache.Interner;
import com.google.common.annotations.VisibleForTesting;
import com.google.common.collect.ImmutableMap;
import com.google.common.collect.Maps;
import io.opentracing.Tracer;
import io.opentracing.noop.NoopTracer;
import io.opentracing.noop.NoopTracerFactory;
import java.io.IOException;
import java.lang.invoke.MethodHandles;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.security.spec.InvalidKeySpecException;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Date;
import java.util.List;
import java.util.Locale;
import java.util.Map;
import java.util.Optional;
import java.util.Properties;
import java.util.Set;
import java.util.UUID;
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Future;
import java.util.concurrent.TimeoutException;
import java.util.function.Function;
import java.util.function.Supplier;
import java.util.stream.Collectors;
import javax.inject.Singleton;
import org.apache.commons.lang3.StringUtils;
import org.apache.http.auth.AuthSchemeProvider;
import org.apache.http.client.CredentialsProvider;
import org.apache.http.config.Lookup;
import org.apache.lucene.index.CorruptIndexException;
import org.apache.lucene.index.IndexWriter;
import org.apache.lucene.search.IndexSearcher;
import org.apache.lucene.store.Directory;
import org.apache.solr.api.ContainerPluginsRegistry;
import org.apache.solr.client.solrj.impl.HttpClientUtil;
import org.apache.solr.client.solrj.impl.SolrHttpClientBuilder;
import org.apache.solr.client.solrj.impl.SolrHttpClientContextBuilder;
import org.apache.solr.client.solrj.impl.SolrHttpClientContextBuilder.AuthSchemeRegistryProvider;
import org.apache.solr.client.solrj.impl.SolrHttpClientContextBuilder.CredentialsProviderProvider;
import org.apache.solr.client.solrj.io.SolrClientCache;
import org.apache.solr.client.solrj.util.SolrIdentifierValidator;
import org.apache.solr.cloud.CloudDescriptor;
import org.apache.solr.cloud.ClusterSingleton;
import org.apache.solr.cloud.OverseerTaskQueue;
import org.apache.solr.cloud.ZkController;
import org.apache.solr.cloud.api.collections.DistributedCollectionConfigSetCommandRunner;
import org.apache.solr.cluster.events.ClusterEventProducer;
import org.apache.solr.cluster.events.impl.ClusterEventProducerFactory;
import org.apache.solr.cluster.placement.PlacementPluginConfig;
import org.apache.solr.cluster.placement.PlacementPluginFactory;
import org.apache.solr.cluster.placement.impl.DelegatingPlacementPluginFactory;
import org.apache.solr.cluster.placement.impl.PlacementPluginFactoryLoader;
import org.apache.solr.common.AlreadyClosedException;
import org.apache.solr.common.SolrException;
import org.apache.solr.common.SolrException.ErrorCode;
import org.apache.solr.common.cloud.Aliases;
import org.apache.solr.common.cloud.ClusterState;
import org.apache.solr.common.cloud.DocCollection;
import org.apache.solr.common.cloud.Replica;
import org.apache.solr.common.cloud.Replica.State;
import org.apache.solr.common.cloud.SolrZkClient;
import org.apache.solr.common.cloud.ZkStateReader;
import org.apache.solr.common.util.ExecutorUtil;
import org.apache.solr.common.util.IOUtils;
import org.apache.solr.common.util.ObjectCache;
import org.apache.solr.common.util.SolrNamedThreadFactory;
import org.apache.solr.common.util.Utils;
import org.apache.solr.core.DirectoryFactory.DirContext;
import org.apache.solr.core.backup.repository.BackupRepository;
import org.apache.solr.core.backup.repository.BackupRepositoryFactory;
import org.apache.solr.filestore.PackageStoreAPI;
import org.apache.solr.handler.ClusterAPI;
import org.apache.solr.handler.CollectionBackupsAPI;
import org.apache.solr.handler.CollectionsAPI;
import org.apache.solr.handler.RequestHandlerBase;
import org.apache.solr.handler.SnapShooter;
import org.apache.solr.handler.admin.CollectionsHandler;
import org.apache.solr.handler.admin.ConfigSetsHandler;
import org.apache.solr.handler.admin.ContainerPluginsApi;
import org.apache.solr.handler.admin.CoreAdminHandler;
import org.apache.solr.handler.admin.CoreAdminHandler.CoreAdminOp;
import org.apache.solr.handler.admin.HealthCheckHandler;
import org.apache.solr.handler.admin.InfoHandler;
import org.apache.solr.handler.admin.MetricsHandler;
import org.apache.solr.handler.admin.SecurityConfHandler;
import org.apache.solr.handler.admin.SecurityConfHandlerLocal;
import org.apache.solr.handler.admin.SecurityConfHandlerZk;
import org.apache.solr.handler.admin.ZookeeperInfoHandler;
import org.apache.solr.handler.admin.ZookeeperReadAPI;
import org.apache.solr.handler.admin.ZookeeperStatusHandler;
import org.apache.solr.handler.component.ShardHandlerFactory;
import org.apache.solr.handler.designer.SchemaDesignerAPI;
import org.apache.solr.jersey.InjectionFactories;
import org.apache.solr.logging.LogWatcher;
import org.apache.solr.logging.MDCLoggingContext;
import org.apache.solr.metrics.SolrCoreMetricManager;
import org.apache.solr.metrics.SolrMetricManager;
import org.apache.solr.metrics.SolrMetricProducer;
import org.apache.solr.metrics.SolrMetricsContext;
import org.apache.solr.pkg.SolrPackageLoader;
import org.apache.solr.request.SolrRequestHandler;
import org.apache.solr.request.SolrRequestInfo;
import org.apache.solr.search.SolrFieldCacheBean;
import org.apache.solr.security.AllowListUrlChecker;
import org.apache.solr.security.AuditLoggerPlugin;
import org.apache.solr.security.AuthenticationPlugin;
import org.apache.solr.security.AuthorizationPlugin;
import org.apache.solr.security.HttpClientBuilderPlugin;
import org.apache.solr.security.PKIAuthenticationPlugin;
import org.apache.solr.security.PublicKeyHandler;
import org.apache.solr.security.SecurityPluginHolder;
import org.apache.solr.update.SolrCoreState;
import org.apache.solr.update.UpdateShardHandler;
import org.apache.solr.util.OrderedExecutor;
import org.apache.solr.util.RefCounted;
import org.apache.solr.util.StartupLoggingUtils;
import org.apache.solr.util.stats.MetricUtils;
import org.apache.zookeeper.KeeperException;
import org.glassfish.hk2.utilities.binding.AbstractBinder;
import org.glassfish.jersey.server.ApplicationHandler;
import org.noggit.JSONParser;
import org.noggit.ObjectBuilder;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* @since solr 1.3
*/
public class CoreContainer {
private static final Logger log = LoggerFactory.getLogger(MethodHandles.lookup().lookupClass());
{
// Declared up top to ensure this is present before anything else.
// note: will not be re-added if already there
ExecutorUtil.addThreadLocalProvider(SolrRequestInfo.getInheritableThreadLocalProvider());
}
final SolrCores solrCores = new SolrCores(this);
public static class CoreLoadFailure {
public final CoreDescriptor cd;
public final Exception exception;
public CoreLoadFailure(CoreDescriptor cd, Exception loadFailure) {
this.cd = new CoreDescriptor(cd.getName(), cd);
this.exception = loadFailure;
}
}
private volatile PluginBag<SolrRequestHandler> containerHandlers =
new PluginBag<>(SolrRequestHandler.class, null);
private volatile ApplicationHandler jerseyAppHandler;
public ApplicationHandler getJerseyApplicationHandler() {
return jerseyAppHandler;
}
/** Minimize exposure to CoreContainer. Mostly only ZK interface is required */
public final Supplier<SolrZkClient> zkClientSupplier = () -> getZkController().getZkClient();
private final ContainerPluginsRegistry containerPluginsRegistry =
new ContainerPluginsRegistry(this, containerHandlers.getApiBag());
protected final Map<String, CoreLoadFailure> coreInitFailures = new ConcurrentHashMap<>();
protected volatile CoreAdminHandler coreAdminHandler = null;
protected volatile CollectionsHandler collectionsHandler = null;
protected volatile HealthCheckHandler healthCheckHandler = null;
private volatile InfoHandler infoHandler;
protected volatile ConfigSetsHandler configSetsHandler = null;
private volatile PKIAuthenticationPlugin pkiAuthenticationSecurityBuilder;
protected volatile Properties containerProperties;
private volatile ConfigSetService coreConfigService;
protected final ZkContainer zkSys = new ZkContainer();
protected volatile ShardHandlerFactory shardHandlerFactory;
private volatile UpdateShardHandler updateShardHandler;
private volatile ExecutorService coreContainerWorkExecutor =
ExecutorUtil.newMDCAwareCachedThreadPool(
new SolrNamedThreadFactory("coreContainerWorkExecutor"));
private final OrderedExecutor replayUpdatesExecutor;
protected volatile LogWatcher<?> logging = null;
private volatile CloserThread backgroundCloser = null;
protected final NodeConfig cfg;
protected final SolrResourceLoader loader;
protected final Path solrHome;
protected final CoresLocator coresLocator;
private volatile String hostName;
private final BlobRepository blobRepository = new BlobRepository(this);
private volatile boolean asyncSolrCoreLoad;
protected volatile SecurityConfHandler securityConfHandler;
private volatile SecurityPluginHolder<AuthorizationPlugin> authorizationPlugin;
private volatile SecurityPluginHolder<AuthenticationPlugin> authenticationPlugin;
private volatile SecurityPluginHolder<AuditLoggerPlugin> auditloggerPlugin;
private volatile BackupRepositoryFactory backupRepoFactory;
protected volatile SolrMetricManager metricManager;
protected volatile String metricTag = SolrMetricProducer.getUniqueMetricTag(this, null);
protected volatile SolrMetricsContext solrMetricsContext;
protected volatile Tracer tracer = NoopTracerFactory.create();
protected MetricsHandler metricsHandler;
private volatile SolrClientCache solrClientCache;
private final ObjectCache objectCache = new ObjectCache();
public final NodeRoles nodeRoles = new NodeRoles(System.getProperty(NodeRoles.NODE_ROLES_PROP));
private final ClusterSingletons clusterSingletons =
new ClusterSingletons(
() ->
getZkController() != null
&& getZkController().getOverseer() != null
&& !getZkController().getOverseer().isClosed(),
(r) -> this.runAsync(r));
private volatile ClusterEventProducer clusterEventProducer;
private final DelegatingPlacementPluginFactory placementPluginFactory =
new DelegatingPlacementPluginFactory();
private PackageStoreAPI packageStoreAPI;
private SolrPackageLoader packageLoader;
private final Set<Path> allowPaths;
private final AllowListUrlChecker allowListUrlChecker;
// Bits for the state variable.
public static final long LOAD_COMPLETE = 0x1L;
public static final long CORE_DISCOVERY_COMPLETE = 0x2L;
public static final long INITIAL_CORE_LOAD_COMPLETE = 0x4L;
private volatile long status = 0L;
private ExecutorService coreContainerAsyncTaskExecutor =
ExecutorUtil.newMDCAwareCachedThreadPool("Core Container Async Task");
/**
* Non empty if the Collection API is executed in a distributed way and not on Overseer, once the
* CoreContainer has been initialized properly, i.e. method {@link #load()} called. Until then it
* is null, and it is not expected to be read.
*/
private volatile Optional<DistributedCollectionConfigSetCommandRunner>
distributedCollectionCommandRunner;
private enum CoreInitFailedAction {
fromleader,
none
}
/**
* This method instantiates a new instance of {@linkplain BackupRepository}.
*
* @param repositoryName The name of the backup repository (Optional). If not specified, a default
* implementation is used.
* @return a new instance of {@linkplain BackupRepository}.
*/
public BackupRepository newBackupRepository(String repositoryName) {
BackupRepository repository;
if (repositoryName != null) {
repository = backupRepoFactory.newInstance(getResourceLoader(), repositoryName);
} else {
repository = backupRepoFactory.newInstance(getResourceLoader());
}
return repository;
}
public ExecutorService getCoreZkRegisterExecutorService() {
return zkSys.getCoreZkRegisterExecutorService();
}
public SolrRequestHandler getRequestHandler(String path) {
return RequestHandlerBase.getRequestHandler(path, containerHandlers);
}
public PluginBag<SolrRequestHandler> getRequestHandlers() {
return this.containerHandlers;
}
{
if (log.isDebugEnabled()) {
log.debug("New CoreContainer {}", System.identityHashCode(this));
}
}
/**
* Create a new CoreContainer using the given solr home directory. The container's cores are not
* loaded.
*
* @param solrHome a String containing the path to the solr home directory
* @param properties substitutable properties (alternative to Sys props)
* @see #load()
*/
public CoreContainer(Path solrHome, Properties properties) {
this(SolrXmlConfig.fromSolrHome(solrHome, properties));
}
/**
* Create a new CoreContainer using the given configuration. The container's cores are not loaded.
*
* @param config a ConfigSolr representation of this container's configuration
* @see #load()
*/
public CoreContainer(NodeConfig config) {
this(config, new CorePropertiesLocator(config.getCoreRootDirectory()));
}
public CoreContainer(NodeConfig config, boolean asyncSolrCoreLoad) {
this(config, new CorePropertiesLocator(config.getCoreRootDirectory()), asyncSolrCoreLoad);
}
/**
* Create a new CoreContainer using the given configuration and locator. The container's cores are
* not loaded.
*
* @param config a ConfigSolr representation of this container's configuration
* @param locator a CoresLocator
* @see #load()
*/
public CoreContainer(NodeConfig config, CoresLocator locator) {
this(config, locator, false);
}
public CoreContainer(NodeConfig config, CoresLocator locator, boolean asyncSolrCoreLoad) {
this.cfg = requireNonNull(config);
this.loader = config.getSolrResourceLoader();
this.solrHome = config.getSolrHome();
try {
containerHandlers.put(PublicKeyHandler.PATH, new PublicKeyHandler(cfg.getCloudConfig()));
} catch (IOException | InvalidKeySpecException e) {
throw new RuntimeException("Bad PublicKeyHandler configuration.", e);
}
if (null != this.cfg.getBooleanQueryMaxClauseCount()) {
IndexSearcher.setMaxClauseCount(this.cfg.getBooleanQueryMaxClauseCount());
}
setWeakStringInterner();
this.coresLocator = locator;
this.containerProperties = new Properties(config.getSolrProperties());
this.asyncSolrCoreLoad = asyncSolrCoreLoad;
this.replayUpdatesExecutor =
new OrderedExecutor(
cfg.getReplayUpdatesThreads(),
ExecutorUtil.newMDCAwareCachedThreadPool(
cfg.getReplayUpdatesThreads(),
new SolrNamedThreadFactory("replayUpdatesExecutor")));
SolrPaths.AllowPathBuilder allowPathBuilder = new SolrPaths.AllowPathBuilder();
allowPathBuilder.addPath(cfg.getSolrHome());
allowPathBuilder.addPath(cfg.getCoreRootDirectory());
if (cfg.getSolrDataHome() != null) {
allowPathBuilder.addPath(cfg.getSolrDataHome());
}
if (!cfg.getAllowPaths().isEmpty()) {
cfg.getAllowPaths().forEach(allowPathBuilder::addPath);
if (log.isInfoEnabled()) {
log.info("Allowing use of paths: {}", cfg.getAllowPaths());
}
}
this.allowPaths = allowPathBuilder.build();
this.allowListUrlChecker = AllowListUrlChecker.create(config);
}
@SuppressWarnings({"unchecked"})
private synchronized void initializeAuthorizationPlugin(Map<String, Object> authorizationConf) {
authorizationConf = Utils.getDeepCopy(authorizationConf, 4);
int newVersion = readVersion(authorizationConf);
// Initialize the Authorization module
SecurityPluginHolder<AuthorizationPlugin> old = authorizationPlugin;
SecurityPluginHolder<AuthorizationPlugin> authorizationPlugin = null;
if (authorizationConf != null) {
String klas = (String) authorizationConf.get("class");
if (klas == null) {
throw new SolrException(
ErrorCode.SERVER_ERROR, "class is required for authorization plugin");
}
if (old != null && old.getZnodeVersion() == newVersion && newVersion > 0) {
log.debug("Authorization config not modified");
return;
}
log.info("Initializing authorization plugin: {}", klas);
authorizationPlugin =
new SecurityPluginHolder<>(
newVersion,
getResourceLoader()
.newInstance(
klas,
AuthorizationPlugin.class,
null,
new Class<?>[] {CoreContainer.class},
new Object[] {this}));
// Read and pass the authorization context to the plugin
authorizationPlugin.plugin.init(authorizationConf);
} else {
log.debug("Security conf doesn't exist. Skipping setup for authorization module.");
}
this.authorizationPlugin = authorizationPlugin;
if (old != null) {
try {
old.plugin.close();
} catch (Exception e) {
log.error("Exception while attempting to close old authorization plugin", e);
}
}
}
@SuppressWarnings({"unchecked"})
private void initializeAuditloggerPlugin(Map<String, Object> auditConf) {
auditConf = Utils.getDeepCopy(auditConf, 4);
int newVersion = readVersion(auditConf);
// Initialize the Auditlog module
SecurityPluginHolder<AuditLoggerPlugin> old = auditloggerPlugin;
SecurityPluginHolder<AuditLoggerPlugin> newAuditloggerPlugin = null;
if (auditConf != null) {
String klas = (String) auditConf.get("class");
if (klas == null) {
throw new SolrException(ErrorCode.SERVER_ERROR, "class is required for auditlogger plugin");
}
if (old != null && old.getZnodeVersion() == newVersion && newVersion > 0) {
log.debug("Auditlogger config not modified");
return;
}
log.info("Initializing auditlogger plugin: {}", klas);
newAuditloggerPlugin =
new SecurityPluginHolder<>(
newVersion, getResourceLoader().newInstance(klas, AuditLoggerPlugin.class));
newAuditloggerPlugin.plugin.init(auditConf);
newAuditloggerPlugin.plugin.initializeMetrics(solrMetricsContext, "/auditlogging");
} else {
log.debug("Security conf doesn't exist. Skipping setup for audit logging module.");
}
this.auditloggerPlugin = newAuditloggerPlugin;
if (old != null) {
try {
old.plugin.close();
} catch (Exception e) {
log.error("Exception while attempting to close old auditlogger plugin", e);
}
}
}
@SuppressWarnings({"unchecked"})
private synchronized void initializeAuthenticationPlugin(
Map<String, Object> authenticationConfig) {
authenticationConfig = Utils.getDeepCopy(authenticationConfig, 4);
int newVersion = readVersion(authenticationConfig);
String pluginClassName = null;
if (authenticationConfig != null) {
if (authenticationConfig.containsKey("class")) {
pluginClassName = String.valueOf(authenticationConfig.get("class"));
} else {
throw new SolrException(
ErrorCode.SERVER_ERROR, "No 'class' specified for authentication in ZK.");
}
}
if (pluginClassName != null) {
log.debug("Authentication plugin class obtained from security.json: {}", pluginClassName);
} else if (System.getProperty(AUTHENTICATION_PLUGIN_PROP) != null) {
pluginClassName = System.getProperty(AUTHENTICATION_PLUGIN_PROP);
log.debug(
"Authentication plugin class obtained from system property '{}': {}",
AUTHENTICATION_PLUGIN_PROP,
pluginClassName);
} else {
log.debug("No authentication plugin used.");
}
SecurityPluginHolder<AuthenticationPlugin> old = authenticationPlugin;
SecurityPluginHolder<AuthenticationPlugin> authenticationPlugin = null;
if (old != null && old.getZnodeVersion() == newVersion && newVersion > 0) {
log.debug("Authentication config not modified");
return;
}
// Initialize the plugin
if (pluginClassName != null) {
log.info("Initializing authentication plugin: {}", pluginClassName);
authenticationPlugin =
new SecurityPluginHolder<>(
newVersion,
getResourceLoader()
.newInstance(
pluginClassName,
AuthenticationPlugin.class,
null,
new Class<?>[] {CoreContainer.class},
new Object[] {this}));
}
if (authenticationPlugin != null) {
authenticationPlugin.plugin.init(authenticationConfig);
setupHttpClientForAuthPlugin(authenticationPlugin.plugin);
authenticationPlugin.plugin.initializeMetrics(solrMetricsContext, "/authentication");
}
this.authenticationPlugin = authenticationPlugin;
try {
if (old != null) old.plugin.close();
} catch (Exception e) {
log.error("Exception while attempting to close old authentication plugin", e);
}
}
private void setupHttpClientForAuthPlugin(Object authcPlugin) {
if (authcPlugin instanceof HttpClientBuilderPlugin) {
// Setup HttpClient for internode communication
HttpClientBuilderPlugin builderPlugin = ((HttpClientBuilderPlugin) authcPlugin);
SolrHttpClientBuilder builder =
builderPlugin.getHttpClientBuilder(HttpClientUtil.getHttpClientBuilder());
// this caused plugins like KerberosPlugin to register it's intercepts, but this intercept
// logic is also handled by the pki authentication code when it decideds to let the plugin
// handle auth via it's intercept - so you would end up with two intercepts
// -->
// shardHandlerFactory.setSecurityBuilder(builderPlugin); // calls setup for the authcPlugin
// updateShardHandler.setSecurityBuilder(builderPlugin);
// <--
// This should not happen here at all - it's only currently required due to its affect on
// http1 clients in a test or two incorrectly counting on it for their configuration.
// -->
SolrHttpClientContextBuilder httpClientBuilder = new SolrHttpClientContextBuilder();
if (builder.getCredentialsProviderProvider() != null) {
httpClientBuilder.setDefaultCredentialsProvider(
new CredentialsProviderProvider() {
@Override
public CredentialsProvider getCredentialsProvider() {
return builder.getCredentialsProviderProvider().getCredentialsProvider();
}
});
}
if (builder.getAuthSchemeRegistryProvider() != null) {
httpClientBuilder.setAuthSchemeRegistryProvider(
new AuthSchemeRegistryProvider() {
@Override
public Lookup<AuthSchemeProvider> getAuthSchemeRegistry() {
return builder.getAuthSchemeRegistryProvider().getAuthSchemeRegistry();
}
});
}
HttpClientUtil.setHttpClientRequestContextBuilder(httpClientBuilder);
// <--
}
// Always register PKI auth interceptor, which will then delegate the decision of who should
// secure each request to the configured authentication plugin.
if (pkiAuthenticationSecurityBuilder != null
&& !pkiAuthenticationSecurityBuilder.isInterceptorRegistered()) {
pkiAuthenticationSecurityBuilder.getHttpClientBuilder(HttpClientUtil.getHttpClientBuilder());
shardHandlerFactory.setSecurityBuilder(pkiAuthenticationSecurityBuilder);
updateShardHandler.setSecurityBuilder(pkiAuthenticationSecurityBuilder);
}
}
private static int readVersion(Map<String, Object> conf) {
if (conf == null) return -1;
Map<?, ?> meta = (Map<?, ?>) conf.get("");
if (meta == null) return -1;
Number v = (Number) meta.get("v");
return v == null ? -1 : v.intValue();
}
/**
* This method allows subclasses to construct a CoreContainer without any default init behavior.
*
* @param testConstructor pass (Object)null.
* @lucene.experimental
*/
protected CoreContainer(Object testConstructor) {
solrHome = null;
loader = null;
coresLocator = null;
cfg = null;
containerProperties = null;
replayUpdatesExecutor = null;
distributedCollectionCommandRunner = Optional.empty();
allowPaths = null;
allowListUrlChecker = null;
}
public static CoreContainer createAndLoad(Path solrHome) {
return createAndLoad(solrHome, solrHome.resolve(SolrXmlConfig.SOLR_XML_FILE));
}
/**
* Create a new CoreContainer and load its cores
*
* @param solrHome the solr home directory
* @param configFile the file containing this container's configuration
* @return a loaded CoreContainer
*/
public static CoreContainer createAndLoad(Path solrHome, Path configFile) {
CoreContainer cc =
new CoreContainer(SolrXmlConfig.fromFile(solrHome, configFile, new Properties()));
try {
cc.load();
} catch (Exception e) {
cc.shutdown();
throw e;
}
return cc;
}
public Properties getContainerProperties() {
return containerProperties;
}
public PKIAuthenticationPlugin getPkiAuthenticationSecurityBuilder() {
return pkiAuthenticationSecurityBuilder;
}
public SolrMetricManager getMetricManager() {
return metricManager;
}
public MetricsHandler getMetricsHandler() {
return metricsHandler;
}
/** Never null but may implement {@link NoopTracer}. */
public Tracer getTracer() {
return tracer;
}
public OrderedExecutor getReplayUpdatesExecutor() {
return replayUpdatesExecutor;
}
public SolrPackageLoader getPackageLoader() {
return packageLoader;
}
public PackageStoreAPI getPackageStoreAPI() {
return packageStoreAPI;
}
public SolrClientCache getSolrClientCache() {
return solrClientCache;
}
public ObjectCache getObjectCache() {
return objectCache;
}
// -------------------------------------------------------------------
// Initialization / Cleanup
// -------------------------------------------------------------------
/** Load the cores defined for this CoreContainer */
public void load() {
if (log.isDebugEnabled()) {
log.debug("Loading cores into CoreContainer [instanceDir={}]", getSolrHome());
}
logging = LogWatcher.newRegisteredLogWatcher(cfg.getLogWatcherConfig(), loader);
ClusterEventProducerFactory clusterEventProducerFactory = new ClusterEventProducerFactory(this);
clusterEventProducer = clusterEventProducerFactory;
containerPluginsRegistry.registerListener(clusterSingletons.getPluginRegistryListener());
containerPluginsRegistry.registerListener(
clusterEventProducerFactory.getPluginRegistryListener());
metricManager = new SolrMetricManager(loader, cfg.getMetricsConfig());
String registryName = SolrMetricManager.getRegistryName(SolrInfoBean.Group.node);
solrMetricsContext = new SolrMetricsContext(metricManager, registryName, metricTag);
tracer = TracerConfigurator.loadTracer(loader, cfg.getTracerConfiguratorPluginInfo());
coreContainerWorkExecutor =
MetricUtils.instrumentedExecutorService(
coreContainerWorkExecutor,
null,
metricManager.registry(SolrMetricManager.getRegistryName(SolrInfoBean.Group.node)),
SolrMetricManager.mkName(
"coreContainerWorkExecutor",
SolrInfoBean.Category.CONTAINER.toString(),
"threadPool"));
shardHandlerFactory =
ShardHandlerFactory.newInstance(cfg.getShardHandlerFactoryPluginInfo(), loader);
if (shardHandlerFactory instanceof SolrMetricProducer) {
SolrMetricProducer metricProducer = (SolrMetricProducer) shardHandlerFactory;
metricProducer.initializeMetrics(solrMetricsContext, "httpShardHandler");
}
updateShardHandler = new UpdateShardHandler(cfg.getUpdateShardHandlerConfig());
updateShardHandler.initializeMetrics(solrMetricsContext, "updateShardHandler");
solrClientCache = new SolrClientCache(updateShardHandler.getDefaultHttpClient());
solrCores.load(loader);
StartupLoggingUtils.checkRequestLogging();
hostName = cfg.getNodeName();
zkSys.initZooKeeper(this, cfg.getCloudConfig());
if (isZooKeeperAware()) {
// initialize ZkClient metrics
zkSys.getZkMetricsProducer().initializeMetrics(solrMetricsContext, "zkClient");
pkiAuthenticationSecurityBuilder =
new PKIAuthenticationPlugin(
this,
zkSys.getZkController().getNodeName(),
(PublicKeyHandler) containerHandlers.get(PublicKeyHandler.PATH));
pkiAuthenticationSecurityBuilder.initializeMetrics(solrMetricsContext, "/authentication/pki");
packageStoreAPI = new PackageStoreAPI(this);
containerHandlers.getApiBag().registerObject(packageStoreAPI.readAPI);
containerHandlers.getApiBag().registerObject(packageStoreAPI.writeAPI);
packageLoader = new SolrPackageLoader(this);
containerHandlers.getApiBag().registerObject(packageLoader.getPackageAPI().editAPI);
containerHandlers.getApiBag().registerObject(packageLoader.getPackageAPI().readAPI);
ZookeeperReadAPI zookeeperReadAPI = new ZookeeperReadAPI(this);
containerHandlers.getApiBag().registerObject(zookeeperReadAPI);
}
MDCLoggingContext.setNode(this);
securityConfHandler =
isZooKeeperAware() ? new SecurityConfHandlerZk(this) : new SecurityConfHandlerLocal(this);
reloadSecurityProperties();
warnUsersOfInsecureSettings();
this.backupRepoFactory = new BackupRepositoryFactory(cfg.getBackupRepositoryPlugins());
coreConfigService = ConfigSetService.createConfigSetService(this);
createHandler(ZK_PATH, ZookeeperInfoHandler.class.getName(), ZookeeperInfoHandler.class);
createHandler(
ZK_STATUS_PATH, ZookeeperStatusHandler.class.getName(), ZookeeperStatusHandler.class);
// CoreContainer is initialized enough at this stage so we can set
// distributedCollectionCommandRunner (the construction of
// DistributedCollectionConfigSetCommandRunner uses Zookeeper so can't be done from the
// CoreContainer constructor because there Zookeeper is not yet ready). Given this is used in
// the CollectionsHandler created next line, this is the latest point where
// distributedCollectionCommandRunner can be initialized without refactoring this method...
// TODO: manage to completely build CoreContainer in the constructor and not in the load()
// method... Requires some test refactoring.
this.distributedCollectionCommandRunner =
isZooKeeperAware() && cfg.getCloudConfig().getDistributedCollectionConfigSetExecution()
? Optional.of(new DistributedCollectionConfigSetCommandRunner(this))
: Optional.empty();
collectionsHandler =
createHandler(
COLLECTIONS_HANDLER_PATH, cfg.getCollectionsHandlerClass(), CollectionsHandler.class);
final CollectionsAPI collectionsAPI = new CollectionsAPI(collectionsHandler);
containerHandlers.getApiBag().registerObject(collectionsAPI);
containerHandlers.getApiBag().registerObject(collectionsAPI.collectionsCommands);
final CollectionBackupsAPI collectionBackupsAPI = new CollectionBackupsAPI(collectionsHandler);
containerHandlers.getApiBag().registerObject(collectionBackupsAPI);
configSetsHandler =
createHandler(
CONFIGSETS_HANDLER_PATH, cfg.getConfigSetsHandlerClass(), ConfigSetsHandler.class);
ClusterAPI clusterAPI = new ClusterAPI(collectionsHandler, configSetsHandler);
containerHandlers.getApiBag().registerObject(clusterAPI);
containerHandlers.getApiBag().registerObject(clusterAPI.commands);
if (isZooKeeperAware()) {
containerHandlers.getApiBag().registerObject(new SchemaDesignerAPI(this));
} // else Schema Designer not available in standalone (non-cloud) mode
/*
* HealthCheckHandler needs to be initialized before InfoHandler, since the later one will call CoreContainer.getHealthCheckHandler().
* We don't register the handler here because it'll be registered inside InfoHandler
*/
healthCheckHandler =
loader.newInstance(
cfg.getHealthCheckHandlerClass(),
HealthCheckHandler.class,
null,
new Class<?>[] {CoreContainer.class},
new Object[] {this});
infoHandler = createHandler(INFO_HANDLER_PATH, cfg.getInfoHandlerClass(), InfoHandler.class);
coreAdminHandler =
createHandler(CORES_HANDLER_PATH, cfg.getCoreAdminHandlerClass(), CoreAdminHandler.class);
Map<String, CoreAdminOp> coreAdminHandlerActions =
cfg.getCoreAdminHandlerActions().entrySet().stream()
.collect(
Collectors.toMap(
item -> item.getKey(),
item -> loader.newInstance(item.getValue(), CoreAdminOp.class)));
// Register custom actions for CoreAdminHandler
coreAdminHandler.registerCustomActions(coreAdminHandlerActions);
metricsHandler = new MetricsHandler(this);
containerHandlers.put(METRICS_PATH, metricsHandler);
metricsHandler.initializeMetrics(solrMetricsContext, METRICS_PATH);
containerHandlers.put(AUTHZ_PATH, securityConfHandler);
securityConfHandler.initializeMetrics(solrMetricsContext, AUTHZ_PATH);
containerHandlers.put(AUTHC_PATH, securityConfHandler);
PluginInfo[] metricReporters = cfg.getMetricsConfig().getMetricReporters();
metricManager.loadReporters(metricReporters, loader, this, null, null, SolrInfoBean.Group.node);
metricManager.loadReporters(metricReporters, loader, this, null, null, SolrInfoBean.Group.jvm);
metricManager.loadReporters(
metricReporters, loader, this, null, null, SolrInfoBean.Group.jetty);
containerProperties.putAll(cfg.getSolrProperties());
// initialize gauges for reporting the number of cores and disk total/free
solrMetricsContext.gauge(
solrCores::getNumLoadedPermanentCores,
true,
"loaded",
SolrInfoBean.Category.CONTAINER.toString(),
"cores");
solrMetricsContext.gauge(
solrCores::getNumLoadedTransientCores,
true,
"lazy",
SolrInfoBean.Category.CONTAINER.toString(),
"cores");
solrMetricsContext.gauge(
solrCores::getNumUnloadedCores,
true,
"unloaded",
SolrInfoBean.Category.CONTAINER.toString(),
"cores");
Path dataHome =
cfg.getSolrDataHome() != null ? cfg.getSolrDataHome() : cfg.getCoreRootDirectory();
solrMetricsContext.gauge(
() -> dataHome.toFile().getTotalSpace(),
true,
"totalSpace",
SolrInfoBean.Category.CONTAINER.toString(),
"fs");
solrMetricsContext.gauge(
() -> dataHome.toFile().getUsableSpace(),
true,
"usableSpace",
SolrInfoBean.Category.CONTAINER.toString(),
"fs");
solrMetricsContext.gauge(
dataHome::toString, true, "path", SolrInfoBean.Category.CONTAINER.toString(), "fs");
solrMetricsContext.gauge(
() -> cfg.getCoreRootDirectory().toFile().getTotalSpace(),
true,
"totalSpace",
SolrInfoBean.Category.CONTAINER.toString(),
"fs",
"coreRoot");
solrMetricsContext.gauge(
() -> cfg.getCoreRootDirectory().toFile().getUsableSpace(),
true,
"usableSpace",
SolrInfoBean.Category.CONTAINER.toString(),
"fs",
"coreRoot");
solrMetricsContext.gauge(
() -> cfg.getCoreRootDirectory().toString(),
true,
"path",
SolrInfoBean.Category.CONTAINER.toString(),
"fs",
"coreRoot");
// add version information
solrMetricsContext.gauge(
() -> this.getClass().getPackage().getSpecificationVersion(),
true,
"specification",
SolrInfoBean.Category.CONTAINER.toString(),
"version");
solrMetricsContext.gauge(
() -> this.getClass().getPackage().getImplementationVersion(),
true,
"implementation",
SolrInfoBean.Category.CONTAINER.toString(),
"version");
SolrFieldCacheBean fieldCacheBean = new SolrFieldCacheBean();
fieldCacheBean.initializeMetrics(solrMetricsContext, null);
if (isZooKeeperAware()) {
metricManager.loadClusterReporters(metricReporters, this);
}
// setup executor to load cores in parallel
ExecutorService coreLoadExecutor =
MetricUtils.instrumentedExecutorService(
ExecutorUtil.newMDCAwareFixedThreadPool(
cfg.getCoreLoadThreadCount(isZooKeeperAware()),
new SolrNamedThreadFactory("coreLoadExecutor")),
null,
metricManager.registry(SolrMetricManager.getRegistryName(SolrInfoBean.Group.node)),
SolrMetricManager.mkName(
"coreLoadExecutor", SolrInfoBean.Category.CONTAINER.toString(), "threadPool"));
final List<Future<SolrCore>> futures = new ArrayList<>();
try {
List<CoreDescriptor> cds = coresLocator.discover(this);
cds = CoreSorter.sortCores(this, cds);
checkForDuplicateCoreNames(cds);
status |= CORE_DISCOVERY_COMPLETE;
for (final CoreDescriptor cd : cds) {
if (cd.isTransient() || !cd.isLoadOnStartup()) {
solrCores.addCoreDescriptor(cd);
} else if (asyncSolrCoreLoad) {
solrCores.markCoreAsLoading(cd);
}
if (cd.isLoadOnStartup()) {
futures.add(
coreLoadExecutor.submit(
() -> {
SolrCore core;
try {
if (zkSys.getZkController() != null) {
zkSys.getZkController().throwErrorIfReplicaReplaced(cd);
}
solrCores.waitAddPendingCoreOps(cd.getName());
core = createFromDescriptor(cd, false, false);
} finally {
solrCores.removeFromPendingOps(cd.getName());
if (asyncSolrCoreLoad) {
solrCores.markCoreAsNotLoading(cd);
}
}
try {
zkSys.registerInZk(core, true, false);
} catch (RuntimeException e) {
SolrException.log(log, "Error registering SolrCore", e);
}
return core;
}));
}