opendaylight/md-sal/samples/clustering-test-app/provider/src/main/java/org/opendaylight/controller/clustering/it/provider/CarProvider.java

   1 /*
   2  * Copyright (c) 2015 Brocade Communications 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 org.opendaylight.controller.clustering.it.provider;
   9
  10 import com.google.common.base.Stopwatch;
  11 import com.google.common.util.concurrent.Futures;
  12 import java.util.concurrent.Future;
  13 import java.util.concurrent.TimeUnit;
  14 import java.util.concurrent.TimeoutException;
  15 import java.util.concurrent.atomic.AtomicLong;
  16 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
  17 import org.opendaylight.controller.md.sal.binding.api.WriteTransaction;
  18 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
  19 import org.opendaylight.controller.md.sal.common.api.data.TransactionCommitFailedException;
  20 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.controller.config.sal.clustering.it.car.rev140818.CarId;
  21 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.controller.config.sal.clustering.it.car.rev140818.CarService;
  22 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.controller.config.sal.clustering.it.car.rev140818.Cars;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.controller.config.sal.clustering.it.car.rev140818.CarsBuilder;
  24 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.controller.config.sal.clustering.it.car.rev140818.StressTestInput;
  25 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.controller.config.sal.clustering.it.car.rev140818.cars.CarEntry;
  26 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.controller.config.sal.clustering.it.car.rev140818.cars.CarEntryBuilder;
  27 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  28 import org.opendaylight.yangtools.yang.common.RpcResult;
  29 import org.opendaylight.yangtools.yang.common.RpcResultBuilder;
  30 import org.slf4j.Logger;
  31 import org.slf4j.LoggerFactory;
  32
  33 /**
  34  * @author Thomas Pantelis
  35  */
  36 public class CarProvider implements CarService {
  37     private static final Logger log = LoggerFactory.getLogger(PurchaseCarProvider.class);
  38
  39     private final DataBroker dataProvider;
  40
  41     private volatile Thread testThread;
  42     private volatile boolean stopThread;
  43
  44     public CarProvider(DataBroker dataProvider) {
  45         this.dataProvider = dataProvider;
  46     }
  47
  48     private void stopThread() {
  49         if(testThread != null) {
  50             stopThread = true;
  51             testThread.interrupt();
  52             try {
  53                 testThread.join();
  54             } catch (InterruptedException e) {}
  55             testThread = null;
  56         }
  57     }
  58
  59     @Override
  60     public Future<RpcResult<Void>> stressTest(StressTestInput input) {
  61         log.info("stressTest starting : rate: {}", input.getRate());
  62
  63         stopThread();
  64
  65         WriteTransaction tx = dataProvider.newWriteOnlyTransaction();
  66         InstanceIdentifier<Cars> carsId = InstanceIdentifier.<Cars>builder(Cars.class).build();
  67         tx.merge(LogicalDatastoreType.CONFIGURATION, carsId, new CarsBuilder().build());
  68         try {
  69             tx.submit().checkedGet(5, TimeUnit.SECONDS);
  70         } catch (TransactionCommitFailedException | TimeoutException e) {
  71             log.error("Put Cars failed",e);
  72             return Futures.immediateFuture(RpcResultBuilder.<Void>success().build());
  73         }
  74
  75         stopThread = false;
  76         final long sleep = TimeUnit.NANOSECONDS.convert(1000,TimeUnit.MILLISECONDS) / input.getRate();
  77         final Stopwatch sw = Stopwatch.createUnstarted();
  78         testThread = new Thread() {
  79             @Override
  80             public void run() {
  81                 sw.start();
  82                 AtomicLong count = new AtomicLong();
  83                 while(!stopThread) {
  84                     long id = count.incrementAndGet();
  85                     WriteTransaction tx = dataProvider.newWriteOnlyTransaction();
  86                     CarEntry car = new CarEntryBuilder().setId(new CarId("car"+id)).build();
  87                     tx.put(LogicalDatastoreType.CONFIGURATION,
  88                             InstanceIdentifier.<Cars>builder(Cars.class).child(CarEntry.class, car.getKey()).build(),
  89                             car);
  90                     tx.submit();
  91                     try {
  92                         TimeUnit.NANOSECONDS.sleep(sleep);
  93                     } catch (InterruptedException e) {
  94                         break;
  95                     }
  96
  97                     if((count.get() % 1000) == 0) {
  98                         log.info("Cars created {}, time: {}",count.get(),sw.elapsed(TimeUnit.SECONDS));
  99                     }
 100                 }
 101
 102                 log.info("Stress test thread stopping");
 103             }
 104         };
 105         testThread.start();
 106
 107         return Futures.immediateFuture(RpcResultBuilder.<Void>success().build());
 108     }
 109
 110     @Override
 111     public Future<RpcResult<Void>> stopStressTest() {
 112         stopThread();
 113         return Futures.immediateFuture(RpcResultBuilder.<Void>success().build());
 114     }
 115
 116 }