netconf/tools/netconf-testtool/src/main/java/org/opendaylight/netconf/test/tool/Execution.java

   1 /*
   2  * Copyright (c) 2016 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;
   9
  10 import com.ning.http.client.AsyncCompletionHandler;
  11 import com.ning.http.client.AsyncHttpClient;
  12 import com.ning.http.client.AsyncHttpClientConfig;
  13 import com.ning.http.client.HttpResponseStatus;
  14 import com.ning.http.client.Realm;
  15 import com.ning.http.client.Request;
  16 import com.ning.http.client.Response;
  17 import java.io.IOException;
  18 import java.util.ArrayList;
  19 import java.util.concurrent.Callable;
  20 import java.util.concurrent.ExecutionException;
  21 import java.util.concurrent.Semaphore;
  22 import org.slf4j.Logger;
  23 import org.slf4j.LoggerFactory;
  24
  25 public class Execution implements Callable<Void> {
  26
  27     private final ArrayList<Request> payloads;
  28     private final AsyncHttpClient asyncHttpClient;
  29     private static final Logger LOG = LoggerFactory.getLogger(Execution.class);
  30     private final boolean invokeAsync;
  31     private final Semaphore semaphore;
  32     private final int throttle;
  33
  34     static final class DestToPayload {
  35
  36         private final String destination;
  37         private final String payload;
  38
  39         DestToPayload(final String destination, final String payload) {
  40             this.destination = destination;
  41             this.payload = payload;
  42         }
  43
  44         public String getDestination() {
  45             return destination;
  46         }
  47
  48         public String getPayload() {
  49             return payload;
  50         }
  51     }
  52
  53     public Execution(final TesttoolParameters params, final ArrayList<DestToPayload> payloads) {
  54         this.invokeAsync = params.async;
  55         this.throttle = params.throttle / params.threadAmount;
  56
  57         if (params.async && params.threadAmount > 1) {
  58             LOG.info("Throttling per thread: {}", this.throttle);
  59         }
  60         this.semaphore = new Semaphore(this.throttle);
  61
  62         this.asyncHttpClient = new AsyncHttpClient(new AsyncHttpClientConfig.Builder()
  63                 .setConnectTimeout(Integer.MAX_VALUE)
  64                 .setRequestTimeout(Integer.MAX_VALUE)
  65                 .setAllowPoolingConnections(true)
  66                 .build());
  67
  68         this.payloads = new ArrayList<>();
  69         for (DestToPayload payload : payloads) {
  70             AsyncHttpClient.BoundRequestBuilder requestBuilder = asyncHttpClient.preparePost(payload.getDestination())
  71                     .addHeader("Content-Type", "application/json")
  72                     .addHeader("Accept", "application/json")
  73                     .setBody(payload.getPayload())
  74                     .setRequestTimeout(Integer.MAX_VALUE);
  75
  76             requestBuilder.setRealm(new Realm.RealmBuilder()
  77                     .setScheme(Realm.AuthScheme.BASIC)
  78                     .setPrincipal(params.controllerAuthUsername)
  79                     .setPassword(params.controllerAuthPassword)
  80                     .setMethodName("POST")
  81                     .setUsePreemptiveAuth(true)
  82                     .build());
  83
  84             this.payloads.add(requestBuilder.build());
  85         }
  86     }
  87
  88     private void invokeSync() {
  89         LOG.info("Begin sending sync requests");
  90         for (Request request : payloads) {
  91             try {
  92                 Response response = asyncHttpClient.executeRequest(request).get();
  93                 if (response.getStatusCode() != 200 && response.getStatusCode() != 204) {
  94                     if (response.getStatusCode() == 409) {
  95                         LOG.warn("Request failed, status code: {} - one or more of the devices"
  96                                 + " is already configured, skipping the whole batch", response.getStatusCode());
  97                     } else {
  98                         LOG.warn("Status code: {}", response.getStatusCode());
  99                         LOG.warn("url: {}", request.getUrl());
 100                         LOG.warn("body: {}", response.getResponseBody());
 101                     }
 102                 }
 103             } catch (InterruptedException | ExecutionException | IOException e) {
 104                 LOG.warn("Failed to execute request", e);
 105             }
 106         }
 107         LOG.info("End sending sync requests");
 108     }
 109
 110     private void invokeAsync() {
 111         LOG.info("Begin sending async requests");
 112
 113         for (final Request request : payloads) {
 114             try {
 115                 semaphore.acquire();
 116             } catch (InterruptedException e) {
 117                 LOG.warn("Semaphore acquire interrupted");
 118             }
 119             asyncHttpClient.executeRequest(request, new AsyncCompletionHandler<Response>() {
 120                 @Override
 121                 public STATE onStatusReceived(final HttpResponseStatus status) throws Exception {
 122                     super.onStatusReceived(status);
 123                     if (status.getStatusCode() != 200 && status.getStatusCode() != 204) {
 124                         if (status.getStatusCode() == 409) {
 125                             LOG.warn("Request failed, status code: {} - one or more of the devices"
 126                                     + " is already configured, skipping the whole batch", status.getStatusCode());
 127                         } else {
 128                             LOG.warn("Request failed, status code: {}",
 129                                 status.getStatusCode() + status.getStatusText());
 130                             LOG.warn("request: {}", request.toString());
 131                         }
 132                     }
 133                     return STATE.CONTINUE;
 134                 }
 135
 136                 @Override
 137                 public Response onCompleted(final Response response) {
 138                     semaphore.release();
 139                     return response;
 140                 }
 141             });
 142         }
 143         LOG.info("Requests sent, waiting for responses");
 144
 145         try {
 146             semaphore.acquire(this.throttle);
 147         } catch (InterruptedException e) {
 148             LOG.warn("Semaphore acquire interrupted");
 149         }
 150
 151         LOG.info("Responses received, ending...");
 152     }
 153
 154     @Override
 155     public Void call() {
 156         if (invokeAsync) {
 157             this.invokeAsync();
 158         } else {
 159             this.invokeSync();
 160         }
 161         return null;
 162     }
 163 }