| /* |
| * 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.druid.cli; |
| |
| import com.google.common.collect.ImmutableList; |
| import com.google.inject.Key; |
| import com.google.inject.Module; |
| import com.google.inject.TypeLiteral; |
| import com.google.inject.name.Names; |
| import io.airlift.airline.Command; |
| import org.apache.druid.curator.discovery.DiscoveryModule; |
| import org.apache.druid.discovery.NodeRole; |
| import org.apache.druid.guice.Jerseys; |
| import org.apache.druid.guice.JsonConfigProvider; |
| import org.apache.druid.guice.LazySingleton; |
| import org.apache.druid.guice.LifecycleModule; |
| import org.apache.druid.guice.ManageLifecycle; |
| import org.apache.druid.guice.QueryRunnerFactoryModule; |
| import org.apache.druid.guice.QueryableModule; |
| import org.apache.druid.guice.RouterProcessingModule; |
| import org.apache.druid.guice.annotations.Self; |
| import org.apache.druid.guice.http.JettyHttpClientModule; |
| import org.apache.druid.java.util.common.logger.Logger; |
| import org.apache.druid.query.QuerySegmentWalker; |
| import org.apache.druid.query.lookup.LookupSerdeModule; |
| import org.apache.druid.server.AsyncQueryForwardingServlet; |
| import org.apache.druid.server.NoopQuerySegmentWalker; |
| import org.apache.druid.server.http.RouterResource; |
| import org.apache.druid.server.http.SelfDiscoveryResource; |
| import org.apache.druid.server.initialization.jetty.JettyServerInitializer; |
| import org.apache.druid.server.metrics.QueryCountStatsProvider; |
| import org.apache.druid.server.router.AvaticaConnectionBalancer; |
| import org.apache.druid.server.router.CoordinatorRuleManager; |
| import org.apache.druid.server.router.ManagementProxyConfig; |
| import org.apache.druid.server.router.QueryHostFinder; |
| import org.apache.druid.server.router.Router; |
| import org.apache.druid.server.router.TieredBrokerConfig; |
| import org.apache.druid.server.router.TieredBrokerHostSelector; |
| import org.apache.druid.server.router.TieredBrokerSelectorStrategiesProvider; |
| import org.apache.druid.server.router.TieredBrokerSelectorStrategy; |
| import org.eclipse.jetty.server.Server; |
| |
| import java.util.List; |
| |
| /** |
| */ |
| @Command( |
| name = "router", |
| description = "Experimental! Understands tiers and routes things to different brokers, " |
| + "see https://druid.apache.org/docs/latest/development/router.html for a description" |
| ) |
| public class CliRouter extends ServerRunnable |
| { |
| private static final Logger log = new Logger(CliRouter.class); |
| |
| public CliRouter() |
| { |
| super(log); |
| } |
| |
| @Override |
| protected List<? extends Module> getModules() |
| { |
| return ImmutableList.of( |
| new RouterProcessingModule(), |
| new QueryableModule(), |
| new QueryRunnerFactoryModule(), |
| new JettyHttpClientModule("druid.router.http", Router.class), |
| JettyHttpClientModule.global(), |
| binder -> { |
| binder.bindConstant().annotatedWith(Names.named("serviceName")).to("druid/router"); |
| binder.bindConstant().annotatedWith(Names.named("servicePort")).to(8888); |
| binder.bindConstant().annotatedWith(Names.named("tlsServicePort")).to(9088); |
| |
| JsonConfigProvider.bind(binder, "druid.router", TieredBrokerConfig.class); |
| JsonConfigProvider.bind(binder, "druid.router.avatica.balancer", AvaticaConnectionBalancer.class); |
| JsonConfigProvider.bind(binder, "druid.router.managementProxy", ManagementProxyConfig.class); |
| |
| binder.bind(QuerySegmentWalker.class).to(NoopQuerySegmentWalker.class).in(LazySingleton.class); |
| |
| binder.bind(CoordinatorRuleManager.class); |
| LifecycleModule.register(binder, CoordinatorRuleManager.class); |
| |
| binder.bind(TieredBrokerHostSelector.class).in(ManageLifecycle.class); |
| binder.bind(QueryHostFinder.class).in(LazySingleton.class); |
| binder.bind(new TypeLiteral<List<TieredBrokerSelectorStrategy>>() {}) |
| .toProvider(TieredBrokerSelectorStrategiesProvider.class) |
| .in(LazySingleton.class); |
| |
| binder.bind(QueryCountStatsProvider.class).to(AsyncQueryForwardingServlet.class).in(LazySingleton.class); |
| binder.bind(JettyServerInitializer.class).to(RouterJettyServerInitializer.class).in(LazySingleton.class); |
| |
| Jerseys.addResource(binder, RouterResource.class); |
| |
| LifecycleModule.register(binder, RouterResource.class); |
| LifecycleModule.register(binder, Server.class); |
| DiscoveryModule.register(binder, Self.class); |
| |
| bindNodeRoleAndAnnouncer(binder, DiscoverySideEffectsProvider.builder(NodeRole.ROUTER).build()); |
| |
| Jerseys.addResource(binder, SelfDiscoveryResource.class); |
| LifecycleModule.registerKey(binder, Key.get(SelfDiscoveryResource.class)); |
| }, |
| new LookupSerdeModule() |
| ); |
| } |
| } |