opendaylight/netconf/tools/netconf-testtool/src/main/java/org/opendaylight/controller/netconf/test/tool/client/stress/SyncExecutionStrategy.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
   9 package org.opendaylight.controller.netconf.test.tool.client.stress;
  10
  11 import com.google.common.base.Preconditions;
  12 import com.google.common.collect.Lists;
  13 import com.google.common.util.concurrent.ListenableFuture;
  14 import java.util.List;
  15 import java.util.concurrent.ExecutionException;
  16 import java.util.concurrent.TimeUnit;
  17 import java.util.concurrent.TimeoutException;
  18 import java.util.concurrent.atomic.AtomicInteger;
  19 import org.opendaylight.controller.config.util.xml.XmlUtil;
  20 import org.opendaylight.controller.netconf.api.NetconfMessage;
  21 import org.opendaylight.controller.sal.connect.netconf.listener.NetconfDeviceCommunicator;
  22 import org.opendaylight.yangtools.yang.common.RpcResult;
  23 import org.slf4j.Logger;
  24 import org.slf4j.LoggerFactory;
  25
  26 // TODO reuse code from org.opendaylight.controller.netconf.test.tool.client.stress.AsyncExecutionStrategy
  27 class SyncExecutionStrategy implements ExecutionStrategy {
  28     private static final Logger LOG = LoggerFactory.getLogger(SyncExecutionStrategy.class);
  29
  30     private final Parameters params;
  31     private final List<NetconfMessage> preparedMessages;
  32     private final NetconfDeviceCommunicator sessionListener;
  33     private final List<Integer> editBatches;
  34     private final int editAmount;
  35
  36     public SyncExecutionStrategy(final Parameters params, final List<NetconfMessage> preparedMessages, final NetconfDeviceCommunicator sessionListener) {
  37         this.params = params;
  38         this.preparedMessages = preparedMessages;
  39         this.sessionListener = sessionListener;
  40         this.editBatches = countEditBatchSizes(params, preparedMessages.size());
  41         editAmount = preparedMessages.size();
  42     }
  43
  44     private static List<Integer> countEditBatchSizes(final Parameters params, final int amount) {
  45         final List<Integer> editBatches = Lists.newArrayList();
  46         if (params.editBatchSize != amount) {
  47             final int fullBatches = amount / params.editBatchSize;
  48             for (int i = 0; i < fullBatches; i++) {
  49                 editBatches.add(params.editBatchSize);
  50             }
  51
  52             if (amount % params.editBatchSize != 0) {
  53                 editBatches.add(amount % params.editBatchSize);
  54             }
  55         } else {
  56             editBatches.add(params.editBatchSize);
  57         }
  58         return editBatches;
  59     }
  60
  61     public void invoke() {
  62         final AtomicInteger responseCounter = new AtomicInteger(0);
  63
  64         int batchI = 0;
  65         for (final Integer editBatch : editBatches) {
  66             for (int i = 0; i < editBatch; i++) {
  67                 final int msgId = i + (batchI * params.editBatchSize);
  68                 final NetconfMessage msg = preparedMessages.get(msgId);
  69                 LOG.debug("Sending message {}", msgId);
  70                 if(LOG.isDebugEnabled()) {
  71                     LOG.debug("Sending message {}", XmlUtil.toString(msg.getDocument()));
  72                 }
  73                 final ListenableFuture<RpcResult<NetconfMessage>> netconfMessageFuture =
  74                         sessionListener.sendRequest(msg, StressClient.EDIT_QNAME);
  75                 // Wait for response
  76                 waitForResponse(responseCounter, netconfMessageFuture);
  77
  78             }
  79             batchI++;
  80             LOG.info("Batch {} with size {} sent. Committing", batchI, editBatch);
  81
  82             // Commit batch sync
  83             waitForResponse(responseCounter,
  84                     sessionListener.sendRequest(StressClient.COMMIT_MSG, StressClient.COMMIT_QNAME));
  85         }
  86
  87         Preconditions.checkState(responseCounter.get() == editAmount + editBatches.size(), "Not all responses were received, only %s from %s", responseCounter.get(), params.editCount + editBatches.size());
  88     }
  89
  90     private void waitForResponse(AtomicInteger responseCounter, final ListenableFuture<RpcResult<NetconfMessage>> netconfMessageFuture) {
  91         try {
  92             final RpcResult<NetconfMessage> netconfMessageRpcResult =
  93                     netconfMessageFuture.get(params.msgTimeout, TimeUnit.SECONDS);
  94             if (netconfMessageRpcResult.isSuccessful()) {
  95                 responseCounter.incrementAndGet();
  96                 LOG.debug("Received response {}", responseCounter.get());
  97             } else {
  98                 LOG.warn("Request failed {}", netconfMessageRpcResult);
  99             }
 100
 101         } catch (final InterruptedException e) {
 102             throw new RuntimeException(e);
 103         } catch (final ExecutionException | TimeoutException e) {
 104             throw new RuntimeException("Request not finished", e);
 105         }
 106     }
 107 }