netconf/tools/netconf-testtool/src/main/java/org/opendaylight/netconf/test/tool/client/http/perf/AsyncExecutionStrategy.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 org.opendaylight.netconf.test.tool.client.http.perf;
   9
  10 import static org.opendaylight.netconf.test.tool.client.http.perf.RequestMessageUtils.formRequest;
  11
  12 import java.net.http.HttpClient;
  13 import java.net.http.HttpRequest;
  14 import java.net.http.HttpResponse.BodyHandlers;
  15 import java.util.concurrent.Semaphore;
  16 import org.opendaylight.netconf.test.tool.client.stress.ExecutionStrategy;
  17 import org.slf4j.Logger;
  18 import org.slf4j.LoggerFactory;
  19
  20 public class AsyncExecutionStrategy implements ExecutionStrategy {
  21
  22     private static final Logger LOG = LoggerFactory.getLogger(AsyncExecutionStrategy.class);
  23
  24     private final HttpClient httpClient;
  25     private final Parameters params;
  26     private final Semaphore semaphore;
  27     RestPerfClient.RequestData payloads;
  28
  29     AsyncExecutionStrategy(final Parameters params, final HttpClient httpClient,
  30             final RestPerfClient.RequestData payloads) {
  31         this.params = params;
  32         this.httpClient = httpClient;
  33         this.payloads = payloads;
  34         this.semaphore = new Semaphore(RestPerfClient.throttle);
  35     }
  36
  37     @Override
  38     public void invoke() {
  39         LOG.info("Begin sending async requests");
  40
  41         for (int i = 0; i < payloads.getRequests(); i++) {
  42             final String message = RequestMessageUtils.prepareMessage(payloads.getThreadId(), i,
  43                     payloads.getContentString(), payloads.getPort());
  44             final String url = payloads.getDestination();
  45             final HttpRequest request = formRequest(url, message);
  46             try {
  47                 semaphore.acquire();
  48             } catch (InterruptedException e) {
  49                 LOG.warn("Semaphore acquire interrupted");
  50             }
  51             httpClient.sendAsync(request, BodyHandlers.ofString()).whenComplete((response, error) -> {
  52                 switch (response.statusCode()) {
  53                     case 200:
  54                     case 204:
  55                         break;
  56                     default:
  57                         LOG.warn("Request failed, status code: {}", response.statusCode());
  58                         LOG.warn("request: {}", request);
  59                 }
  60                 semaphore.release();
  61             });
  62         }
  63         LOG.info("Requests sent, waiting for responses");
  64
  65         try {
  66             semaphore.acquire(RestPerfClient.throttle);
  67         } catch (InterruptedException e) {
  68             LOG.warn("Semaphore acquire interrupted");
  69         }
  70
  71         LOG.info("Responses received, ending...");
  72     }
  73 }