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32 changes: 21 additions & 11 deletions core/trino-main/src/main/java/io/trino/server/Server.java
Original file line number Diff line number Diff line change
Expand Up @@ -13,6 +13,7 @@
*/
package io.trino.server;

import com.google.common.annotations.VisibleForTesting;
import com.google.common.base.StandardSystemProperty;
import com.google.common.collect.ImmutableList;
import com.google.inject.Injector;
Expand Down Expand Up @@ -137,17 +138,10 @@ private void doStart(String trinoVersion)

// Connector event listeners are only supported for statically loaded catalogs
// TODO: remove connector event listeners or add support for dynamic loading from connector
CatalogManager catalogManager = injector.getInstance(CatalogManager.class);
ConnectorServicesProvider connectorServicesProvider = injector.getInstance(ConnectorServicesProvider.class);
EventListenerManager eventListenerManager = injector.getInstance(EventListenerManager.class);
catalogManager.getCatalogNames().stream()
.map(catalogManager::getCatalog)
.flatMap(Optional::stream)
.map(Catalog::getCatalogHandle)
.map(connectorServicesProvider::getConnectorServices)
.map(ConnectorServices::getEventListeners)
.flatMap(Collection::stream)
.forEach(eventListenerManager::addEventListener);
addConnectorEventListeners(
injector.getInstance(CatalogManager.class),
injector.getInstance(ConnectorServicesProvider.class),
injector.getInstance(EventListenerManager.class));

// TODO: remove this huge hack
updateConnectorIds(injector.getInstance(Announcer.class), injector.getInstance(CatalogManager.class));
Expand Down Expand Up @@ -189,6 +183,22 @@ private void doStart(String trinoVersion)
}
}

@VisibleForTesting
public static void addConnectorEventListeners(
CatalogManager catalogManager,
ConnectorServicesProvider connectorServicesProvider,
EventListenerManager eventListenerManager)
{
catalogManager.getCatalogNames().stream()
.map(catalogManager::getCatalog)
.flatMap(Optional::stream)
.map(Catalog::getCatalogHandle)
.map(connectorServicesProvider::getConnectorServices)
.map(ConnectorServices::getEventListeners)
.flatMap(Collection::stream)
.forEach(eventListenerManager::addEventListener);
}

@SuppressWarnings("unchecked")
private static <T> Key<Optional<T>> optionalKey(Class<T> type)
{
Expand Down
Original file line number Diff line number Diff line change
Expand Up @@ -42,6 +42,7 @@
import io.trino.connector.CatalogHandle;
import io.trino.connector.CatalogManagerModule;
import io.trino.connector.ConnectorManager;
import io.trino.connector.ConnectorServicesProvider;
import io.trino.cost.StatsCalculator;
import io.trino.dispatcher.DispatchManager;
import io.trino.eventlistener.EventListenerConfig;
Expand All @@ -58,6 +59,7 @@
import io.trino.memory.ClusterMemoryManager;
import io.trino.memory.LocalMemoryManager;
import io.trino.metadata.AllNodes;
import io.trino.metadata.CatalogManager;
import io.trino.metadata.FunctionBundle;
import io.trino.metadata.FunctionManager;
import io.trino.metadata.GlobalFunctionCatalog;
Expand All @@ -72,6 +74,7 @@
import io.trino.security.GroupProviderManager;
import io.trino.server.GracefulShutdownHandler;
import io.trino.server.PluginManager;
import io.trino.server.Server;
import io.trino.server.ServerMainModule;
import io.trino.server.SessionPropertyDefaults;
import io.trino.server.ShutdownAction;
Expand Down Expand Up @@ -447,6 +450,20 @@ public void loadExchangeManager(String name, Map<String, String> properties)
exchangeManagerRegistry.loadExchangeManager(name, properties);
}

/**
* Add the event listeners from connectors. Connector event listeners are
* only supported for statically loaded catalogs, and this doesn't match up
* with the model of the testing Trino server. This method should only be
* called once after all catalogs are added.
*/
public void addConnectorEventListeners()
{
Server.addConnectorEventListeners(
injector.getInstance(CatalogManager.class),
injector.getInstance(ConnectorServicesProvider.class),
injector.getInstance(EventListenerManager.class));
}

public Path getBaseDataDir()
{
return baseDataDir;
Expand Down
Original file line number Diff line number Diff line change
Expand Up @@ -41,6 +41,8 @@ public void setUp()
{
closer = Closer.create();
DistributedQueryRunner queryRunner = DistributedQueryRunner.builder(TEST_SESSION).setNodeCount(1).build();
closer.register(queryRunner);

queryRunner.installPlugin(new Plugin()
{
@Override
Expand All @@ -51,8 +53,9 @@ public Iterable<ConnectorFactory> getConnectorFactories()
.build());
}
});
closer.register(queryRunner);
queryRunner.createCatalog("mock-catalog", "mock");

queryRunner.getCoordinator().addConnectorEventListeners();
queries = new EventsAwaitingQueries(generatedEvents, queryRunner);
}

Expand Down