Examples of TrackerClient

com.linkedin.d2.balancer.clients.TrackerClient

Examples of com.linkedin.d2.balancer.clients.TrackerClient

  public TrackerClient getClient(String serviceName, URI uri)
  {
    if (_partitionDescriptions.get(uri) != null)
    {
      // shorten the update interval to 20ms in order to increase the possibility of deadlock
      _trackerClients.putIfAbsent(uri, new TrackerClient(uri, _partitionDescriptions.get(uri), null, new SettableClock(), null, 20));


      return _trackerClients.get(uri);
    }
    return null;
  }

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Examples of com.linkedin.d2.balancer.clients.TrackerClient

  @Override
  public TrackerClient getClient(String clusterName, URI uri)
  {
    Map<Integer, PartitionData> partitionDataMap = new HashMap<Integer, PartitionData>(2);
    partitionDataMap.put(DefaultPartitionAccessor.DEFAULT_PARTITION_ID, new PartitionData(1));
    return (getClient) ? new TrackerClient(uri, partitionDataMap, new TestClient()) : null;
  }

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Examples of com.linkedin.d2.balancer.clients.TrackerClient

  @Override
  public String getTrackerClientInformation(String trackerClientUri, String serviceName)
      throws URISyntaxException
  {
    URI uri = new URI(trackerClientUri);
    TrackerClient client = _state.getClient(serviceName, uri);
    return client.toString();
  }

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Examples of com.linkedin.d2.balancer.clients.TrackerClient

    _serviceRegistry.put("service-1", new ServiceProperties("service-1",
                                                            "cluster-1",
                                                            "/test",
                                                            "random"));


    TrackerClient client = _state.getClient("cluster-1", uri);


    TestShutdownCallback callback = new TestShutdownCallback();


    _state.shutdown(callback);

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Examples of com.linkedin.d2.balancer.clients.TrackerClient


    assertNull(_state.getClient("service-1", uri));


    _uriRegistry.put("cluster-1", new UriProperties("cluster-1", uriData));


    TrackerClient client = _state.getClient("service-1", uri);


    assertNotNull(client);
    assertEquals(client.getUri(), uri);
  }

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Examples of com.linkedin.d2.balancer.clients.TrackerClient

    ArrayList<TcCallable> cArray = new ArrayList<TcCallable>();


    List<TrackerClient> clients = new ArrayList<TrackerClient>();
    Map<Integer, PartitionData> partitionDataMap = new HashMap<Integer, PartitionData>(2);
    partitionDataMap.put(DefaultPartitionAccessor.DEFAULT_PARTITION_ID, new PartitionData(1d));
    clients.add(new TrackerClient(uri, partitionDataMap, new DegraderLoadBalancerTest.TestLoadBalancerClient(uri),
                                  SystemClock.instance(), null));


    for (int i = 0; i < 20; i++)
    {
      cArray.add(i, new TcCallable(clients, _state));

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Examples of com.linkedin.d2.balancer.clients.TrackerClient

    partitionWeight.put(2, new PartitionData(1d));
    partitionDesc.put(uri2, partitionWeight);




    _uriRegistry.put("partition-cluster-1", new UriProperties("partition-cluster-1", partitionDesc));
    TrackerClient client1 = _state.getClient("partition-service-1", uri1);
    TrackerClient client2 = _state.getClient("partition-service-1", uri2);
    assertEquals(client2.getPartitionWeight(1), 2d);
    assertEquals(client2.getPartitionWeight(2), 1d);
    assertEquals(client1.getPartitionWeight(1), 2d);




    // Get client, then refresh cluster
    TrackerClient client = _state.getClient("service-1", uri);
    client.restRequest(new RestRequestBuilder(URI.create("d2://service-1/foo")).build(),
                       new RequestContext(),
                       Collections.<String, String>emptyMap(),
                       new TransportCallbackAdapter<RestResponse>(Callbacks.<RestResponse>empty()));


    // now force a refresh by adding cluster
    _clusterRegistry.put("cluster-1", new ClusterProperties("cluster-1"));


    // Get client, then refresh service
    client = _state.getClient("service-1", uri);
    client.restRequest(new RestRequestBuilder(URI.create("d2://service-1/foo")).build(),
                       new RequestContext(),
                       Collections.<String, String>emptyMap(),
                       new TransportCallbackAdapter<RestResponse>(Callbacks.<RestResponse>empty()));


    // refresh by adding service
    _serviceRegistry.put("service-1", new ServiceProperties("service-1",
                                                            "cluster-1",
                                                            "/test",
                                                            "random",
                                                            Collections.<String>emptyList(),
                                                            Collections.<String, Object>emptyMap(),
                                                            null,
                                                            null,
                                                            schemes,
                                                            null));


    // Get client, then mark server up/down
    client = _state.getClient("service-1", uri);
    client.restRequest(new RestRequestBuilder(URI.create("d2://service-1/foo")).build(),
                       new RequestContext(),
                       Collections.<String, String>emptyMap(),
                       new TransportCallbackAdapter<RestResponse>(Callbacks.<RestResponse>empty()));


    _uriRegistry.put("cluster-1", new UriProperties("cluster-1", Collections.<URI, Map<Integer, PartitionData>>emptyMap()));


    _uriRegistry.put("cluster-1", new UriProperties("cluster-1", uriData));


    // Get the client one last time
    client = _state.getClient("service-1", uri);
    client.restRequest(new RestRequestBuilder(URI.create("d2://service-1/foo")).build(),
                       new RequestContext(),
                       Collections.<String, String>emptyMap(),
                       new TransportCallbackAdapter<RestResponse>(Callbacks.<RestResponse>empty()));

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Examples of com.linkedin.d2.balancer.clients.TrackerClient


    assertNull(_state.getClient("service-1", uri));


    _uriRegistry.put("cluster-1", new UriProperties("cluster-1", uriData));


    TrackerClient client = _state.getClient("service-1", uri);


    assertNotNull(client);
    assertEquals(client.getUri(), uri);
  }

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Examples of com.linkedin.d2.balancer.clients.TrackerClient


    assertNull(_state.getClient("service-1", uri));


    _uriRegistry.put("cluster-1", new UriProperties("cluster-1", uriData));


    TrackerClient client = _state.getClient("service-1", uri);


    assertNotNull(client);
    assertEquals(client.getUri(), uri);
  }

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Examples of com.linkedin.d2.balancer.clients.TrackerClient


    assertNull(_state.getClient("service-1", uri));


    _uriRegistry.put("cluster-1", new UriProperties("cluster-1", uriData));


    TrackerClient client = _state.getClient("service-1", uri);


    assertNotNull(client);
    assertEquals(client.getUri(), uri);


    //now we publish an event that tells service-1 changes cluster. Now it's hosted in cluster-2
    _serviceRegistry.put("service-1", new ServiceProperties("service-1", "cluster-2",
                                                            "/test", "random", null,
                                                            Collections.<String, Object>emptyMap(),
                                                             null, null, schemes, null));


    //this time, since we haven't listened to cluster-2 and there's no uri in cluster-2, we get no client.
    assertNull(_state.getClient("service-1", uri));


    //we shouldn't be affected by any update to cluster-1 uris because now service-1 listen to cluster-2
    _uriRegistry.put("cluster-1", new UriProperties("cluster-1", uriData));
    assertNull(_state.getClient("service-1", uri));


    //now let's create URI for cluster 2 and make the state listen to cluster_2
    _state.listenToCluster("cluster-2", new NullStateListenerCallback());


    URI uri2 = URI.create("http://cluster-2/test");
    Map<Integer, PartitionData> partitionData2 = new HashMap<Integer, PartitionData>(1);
    partitionData2.put(DefaultPartitionAccessor.DEFAULT_PARTITION_ID, new PartitionData(1d));
    Map<URI, Map<Integer, PartitionData>> uriData2 = new HashMap<URI, Map<Integer, PartitionData>>();
    uriData2.put(uri2, partitionData2);


    //if we start publishing new event to cluster-2 then we should get trackerClient
    _uriRegistry.put("cluster-2", new UriProperties("cluster-2", uriData2));


    client = _state.getClient("service-1", uri2);


    assertNotNull(client);
    assertEquals(client.getUri(), uri2);


    //just to make sure that any event from cluster-1 doesn't affect us anymore
    _uriRegistry.put("cluster-1", new UriProperties("cluster-1", uriData));
    client = _state.getClient("service-1", uri2);


    assertNotNull(client);
    assertEquals(client.getUri(), uri2);


    //if we pass uri from cluster-1, we also get no tracker client
    client = _state.getClient("service-1", uri);


    assertNull(client);

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