| /* |
| * 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.reef.io.network.util; |
| |
| import org.apache.reef.exception.evaluator.NetworkException; |
| import org.apache.reef.io.network.Connection; |
| import org.apache.reef.io.network.Message; |
| import org.apache.reef.io.network.NetworkConnectionService; |
| import org.apache.reef.io.network.impl.config.NetworkConnectionServiceIdFactory; |
| import org.apache.reef.io.network.naming.NameResolverConfiguration; |
| import org.apache.reef.io.network.naming.NameServer; |
| import org.apache.reef.tang.Configuration; |
| import org.apache.reef.tang.Injector; |
| import org.apache.reef.tang.Tang; |
| import org.apache.reef.tang.exceptions.InjectionException; |
| import org.apache.reef.wake.EventHandler; |
| import org.apache.reef.wake.Identifier; |
| import org.apache.reef.wake.IdentifierFactory; |
| import org.apache.reef.wake.remote.Codec; |
| import org.apache.reef.wake.remote.transport.LinkListener; |
| |
| import java.net.SocketAddress; |
| import java.util.concurrent.atomic.AtomicInteger; |
| import java.util.logging.Level; |
| import java.util.logging.Logger; |
| |
| /** |
| * Helper class for NetworkConnectionService test. |
| */ |
| public final class NetworkMessagingTestService implements AutoCloseable { |
| private static final Logger LOG = Logger.getLogger(NetworkMessagingTestService.class.getName()); |
| |
| private final IdentifierFactory factory; |
| private final NetworkConnectionService receiverNetworkConnService; |
| private final NetworkConnectionService senderNetworkConnService; |
| private final NameServer nameServer; |
| |
| public NetworkMessagingTestService(final String localAddress) throws InjectionException { |
| // name server |
| final Injector injector = Tang.Factory.getTang().newInjector(); |
| this.nameServer = injector.getInstance(NameServer.class); |
| final Configuration netConf = NameResolverConfiguration.CONF |
| .set(NameResolverConfiguration.NAME_SERVER_HOSTNAME, localAddress) |
| .set(NameResolverConfiguration.NAME_SERVICE_PORT, nameServer.getPort()) |
| .build(); |
| |
| LOG.log(Level.FINEST, "=== Test network connection service receiver start"); |
| // network service for receiver |
| final Injector injectorReceiver = injector.forkInjector(netConf); |
| this.receiverNetworkConnService = injectorReceiver.getInstance(NetworkConnectionService.class); |
| this.factory = injectorReceiver.getNamedInstance(NetworkConnectionServiceIdFactory.class); |
| |
| // network service for sender |
| LOG.log(Level.FINEST, "=== Test network connection service sender start"); |
| final Injector injectorSender = injector.forkInjector(netConf); |
| senderNetworkConnService = injectorSender.getInstance(NetworkConnectionService.class); |
| } |
| |
| public <T> void registerTestConnectionFactory(final Identifier connFactoryId, |
| final int numMessages, final Monitor monitor, |
| final Codec<T> codec) throws NetworkException { |
| final Identifier receiverEndPointId = factory.getNewInstance("receiver"); |
| final Identifier senderEndPointId = factory.getNewInstance("sender"); |
| receiverNetworkConnService.registerConnectionFactory(connFactoryId, codec, |
| new MessageHandler<T>(monitor, numMessages, senderEndPointId, receiverEndPointId), |
| new TestListener<T>(), receiverEndPointId); |
| senderNetworkConnService.registerConnectionFactory(connFactoryId, codec, |
| new MessageHandler<T>(monitor, numMessages, receiverEndPointId, senderEndPointId), |
| new TestListener<T>(), senderEndPointId); |
| } |
| |
| public <T> Connection<T> getConnectionFromSenderToReceiver(final Identifier connFactoryId) { |
| final Identifier receiverEndPointId = factory.getNewInstance("receiver"); |
| return (Connection<T>)senderNetworkConnService |
| .getConnectionFactory(connFactoryId) |
| .newConnection(receiverEndPointId); |
| } |
| |
| public void close() throws Exception { |
| senderNetworkConnService.close(); |
| receiverNetworkConnService.close(); |
| nameServer.close(); |
| } |
| |
| public static final class MessageHandler<T> implements EventHandler<Message<T>> { |
| private final int expected; |
| private final Monitor monitor; |
| private final Identifier expectedSrcId; |
| private final Identifier expectedDestId; |
| private AtomicInteger count = new AtomicInteger(0); |
| |
| public MessageHandler(final Monitor monitor, |
| final int expected, |
| final Identifier expectedSrcId, |
| final Identifier expectedDestId) { |
| this.monitor = monitor; |
| this.expected = expected; |
| this.expectedSrcId = expectedSrcId; |
| this.expectedDestId = expectedDestId; |
| } |
| |
| @Override |
| public void onNext(final Message<T> value) { |
| count.incrementAndGet(); |
| LOG.log(Level.FINE, "Count: {0}", count.get()); |
| LOG.log(Level.FINE, |
| "OUT: {0} received {1} from {2} to {3}", |
| new Object[]{value, value.getSrcId(), value.getDestId()}); |
| |
| for (final T obj : value.getData()) { |
| LOG.log(Level.FINE, "OUT: data: {0}", obj); |
| } |
| |
| assert value.getSrcId().equals(expectedSrcId); |
| assert value.getDestId().equals(expectedDestId); |
| |
| if (count.get() == expected) { |
| monitor.mnotify(); |
| } |
| } |
| } |
| |
| public static final class TestListener<T> implements LinkListener<Message<T>> { |
| @Override |
| public void onSuccess(final Message<T> message) { |
| LOG.log(Level.FINE, "success: " + message); |
| } |
| @Override |
| public void onException(final Throwable cause, final SocketAddress remoteAddress, final Message<T> message) { |
| LOG.log(Level.WARNING, "exception: " + cause + message); |
| throw new RuntimeException(cause); |
| } |
| } |
| } |