| /* |
| * Druid - a distributed column store. |
| * Copyright (C) 2012, 2013 Metamarkets Group Inc. |
| * |
| * This program is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU General Public License |
| * as published by the Free Software Foundation; either version 2 |
| * of the License, or (at your option) any later version. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program; if not, write to the Free Software |
| * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
| */ |
| |
| package io.druid.cli; |
| |
| import com.google.common.collect.ImmutableList; |
| import com.google.inject.Binder; |
| import com.google.inject.Module; |
| import com.google.inject.Provides; |
| import com.metamx.common.logger.Logger; |
| import io.airlift.command.Command; |
| import io.druid.client.RoutingDruidClient; |
| import io.druid.curator.discovery.DiscoveryModule; |
| import io.druid.curator.discovery.ServerDiscoveryFactory; |
| import io.druid.curator.discovery.ServerDiscoverySelector; |
| import io.druid.guice.JsonConfigProvider; |
| import io.druid.guice.LazySingleton; |
| import io.druid.guice.LifecycleModule; |
| import io.druid.guice.ManageLifecycle; |
| import io.druid.guice.annotations.Self; |
| import io.druid.server.initialization.JettyServerInitializer; |
| import io.druid.server.router.CoordinatorRuleManager; |
| import io.druid.server.router.QueryHostFinder; |
| import io.druid.server.router.TieredBrokerConfig; |
| import io.druid.server.router.TieredBrokerHostSelector; |
| import org.eclipse.jetty.server.Server; |
| |
| import java.util.List; |
| |
| /** |
| */ |
| @Command( |
| name = "router", |
| description = "Experimental! Understands tiers and routes things to different brokers" |
| ) |
| public class CliRouter extends ServerRunnable |
| { |
| private static final Logger log = new Logger(CliRouter.class); |
| |
| public CliRouter() |
| { |
| super(log); |
| } |
| |
| @Override |
| protected List<Object> getModules() |
| { |
| return ImmutableList.<Object>of( |
| new Module() |
| { |
| @Override |
| public void configure(Binder binder) |
| { |
| JsonConfigProvider.bind(binder, "druid.router", TieredBrokerConfig.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(RoutingDruidClient.class).in(LazySingleton.class); |
| |
| binder.bind(JettyServerInitializer.class).to(RouterJettyServerInitializer.class).in(LazySingleton.class); |
| |
| LifecycleModule.register(binder, Server.class); |
| DiscoveryModule.register(binder, Self.class); |
| } |
| |
| @Provides |
| @ManageLifecycle |
| public ServerDiscoverySelector getCoordinatorServerDiscoverySelector( |
| TieredBrokerConfig config, |
| ServerDiscoveryFactory factory |
| |
| ) |
| { |
| return factory.createSelector(config.getCoordinatorServiceName()); |
| } |
| } |
| ); |
| } |
| } |