benchmark/ntfbenchmark/src/main/java/ntfbenchmark/impl/NtfbenchmarkProvider.java

   1 /*
   2  * Copyright (c) 2015 Cisco Systems Inc. and others.  All rights reserved.
   3  *
   4  * This program and the accompanying materials are made available under the
   5  * terms of the Eclipse Public License v1.0 which accompanies this distribution,
   6  * and is available at http://www.eclipse.org/legal/epl-v10.html
   7  */
   8 package ntfbenchmark.impl;
   9
  10 import static com.google.common.base.Verify.verifyNotNull;
  11
  12 import com.google.common.util.concurrent.ListenableFuture;
  13 import java.util.ArrayList;
  14 import java.util.List;
  15 import java.util.concurrent.ExecutionException;
  16 import java.util.concurrent.ExecutorService;
  17 import java.util.concurrent.Executors;
  18 import java.util.concurrent.TimeUnit;
  19 import org.opendaylight.mdsal.binding.api.NotificationPublishService;
  20 import org.opendaylight.mdsal.binding.api.NotificationService;
  21 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ntfbenchmark.rev150105.NtfbenchmarkService;
  22 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ntfbenchmark.rev150105.StartTestInput;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ntfbenchmark.rev150105.StartTestInput.ProducerType;
  24 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ntfbenchmark.rev150105.StartTestOutput;
  25 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ntfbenchmark.rev150105.StartTestOutputBuilder;
  26 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ntfbenchmark.rev150105.TestStatusInput;
  27 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ntfbenchmark.rev150105.TestStatusOutput;
  28 import org.opendaylight.yangtools.concepts.ListenerRegistration;
  29 import org.opendaylight.yangtools.yang.common.RpcResult;
  30 import org.opendaylight.yangtools.yang.common.RpcResultBuilder;
  31 import org.slf4j.Logger;
  32 import org.slf4j.LoggerFactory;
  33
  34 public class NtfbenchmarkProvider implements AutoCloseable, NtfbenchmarkService {
  35     private static final Logger LOG = LoggerFactory.getLogger(NtfbenchmarkProvider.class);
  36     private static final int TEST_TIMEOUT = 5;
  37
  38     private final NotificationService listenService;
  39     private final NotificationPublishService publishService;
  40
  41     public NtfbenchmarkProvider(final NotificationService listenServiceDependency,
  42             final NotificationPublishService publishServiceDependency) {
  43         LOG.debug("NtfbenchmarkProvider Constructor");
  44         listenService = listenServiceDependency;
  45         publishService = publishServiceDependency;
  46     }
  47
  48     public void init() {
  49         LOG.info("NtfbenchmarkProvider initiated");
  50     }
  51
  52     @Override
  53     public void close() {
  54         LOG.info("NtfbenchmarkProvider closed");
  55     }
  56
  57     @Override
  58     public ListenableFuture<RpcResult<StartTestOutput>> startTest(final StartTestInput input) {
  59         final int producerCount = input.getProducers().intValue();
  60         final int listenerCount = input.getListeners().intValue();
  61         final int iterations = input.getIterations().intValue();
  62         final int payloadSize = input.getIterations().intValue();
  63
  64         final List<AbstractNtfbenchProducer> producers = new ArrayList<>(producerCount);
  65         final List<ListenerRegistration<NtfbenchTestListener>> listeners = new ArrayList<>(listenerCount);
  66         for (int i = 0; i < producerCount; i++) {
  67             producers.add(new NtfbenchBlockingProducer(publishService, iterations, payloadSize));
  68         }
  69         int expectedCntPerListener = producerCount * iterations;
  70
  71         for (int i = 0; i < listenerCount; i++) {
  72             final NtfbenchTestListener listener;
  73             if (input.getProducerType() == ProducerType.BLOCKING) {
  74                 listener = new NtfbenchWTCListener(payloadSize, expectedCntPerListener);
  75             } else {
  76                 listener = new NtfbenchTestListener(payloadSize);
  77             }
  78             listeners.add(listenService.registerNotificationListener(listener));
  79         }
  80
  81         try {
  82             final ExecutorService executor = Executors.newFixedThreadPool(input.getProducers().intValue());
  83
  84             LOG.info("Test Started");
  85             final long startTime = System.nanoTime();
  86
  87             for (int i = 0; i < input.getProducers().intValue(); i++) {
  88                 // FIXME: fools RV_RETURN_VALUE_IGNORED_BAD_PRACTICE for now, but we should check some more
  89                 verifyNotNull(executor.submit(producers.get(i)));
  90             }
  91             executor.shutdown();
  92             try {
  93                 executor.awaitTermination(TEST_TIMEOUT, TimeUnit.MINUTES);
  94                 for (ListenerRegistration<NtfbenchTestListener> listenerRegistration : listeners) {
  95                     listenerRegistration.getInstance().getAllDone().get();
  96                 }
  97             } catch (final InterruptedException | ExecutionException e) {
  98                 LOG.error("Out of time: test did not finish within the {} min deadline ", TEST_TIMEOUT);
  99             }
 100
 101             final long producerEndTime = System.nanoTime();
 102             final long producerElapsedTime = producerEndTime - startTime;
 103
 104             long allListeners = 0;
 105             long allProducersOk = 0;
 106             long allProducersError = 0;
 107
 108             for (final ListenerRegistration<NtfbenchTestListener> listenerRegistration : listeners) {
 109                 allListeners += listenerRegistration.getInstance().getReceived();
 110             }
 111
 112             final long listenerElapsedTime = producerEndTime - startTime;
 113
 114             LOG.info("Test Done");
 115
 116             for (final AbstractNtfbenchProducer abstractNtfbenchProducer : producers) {
 117                 allProducersOk += abstractNtfbenchProducer.getNtfOk();
 118                 allProducersError += abstractNtfbenchProducer.getNtfError();
 119             }
 120
 121             final StartTestOutput output =
 122                     new StartTestOutputBuilder()
 123                             .setProducerElapsedTime(producerElapsedTime / 1000000)
 124                             .setListenerElapsedTime(listenerElapsedTime / 1000000)
 125                             .setListenerOk(allListeners)
 126                             .setProducerOk(allProducersOk)
 127                             .setProducerError(allProducersError)
 128                             .setProducerRate((allProducersOk + allProducersError) * 1000000000 / producerElapsedTime)
 129                             .setListenerRate(allListeners * 1000000000 / listenerElapsedTime)
 130                            .build();
 131             return RpcResultBuilder.success(output).buildFuture();
 132         } finally {
 133             for (final ListenerRegistration<NtfbenchTestListener> listenerRegistration : listeners) {
 134                 listenerRegistration.close();
 135             }
 136         }
 137     }
 138
 139     @Override
 140     public ListenableFuture<RpcResult<TestStatusOutput>> testStatus(final TestStatusInput input) {
 141         // TODO Auto-generated method stub
 142         return null;
 143     }
 144
 145 }