Package com.linkedin.d2.balancer.clients

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

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    _zkConnection.start();

    try
    {
      _log.info("Cluster configuration:\n" + clusters);
      writeConfig(ZKFSUtil.clusterPath(_basePath), new ClusterPropertiesJsonSerializer(),
                  new ClusterPropertiesJsonSerializer(), clusters, _clusterDefaults);
      _log.info("Wrote cluster configuration");

      _log.info("Service configuration:\n" + services);
      writeConfig(ZKFSUtil.servicePath(_basePath), new ServicePropertiesJsonSerializer(),
                  new ServicePropertiesJsonSerializer(), services, _serviceDefaults);
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  @Override
  public TogglingLoadBalancer createLoadBalancer(ZKConnection zkConnection, ScheduledExecutorService executorService)
  {
    _log.info("Using d2ServicePath: " + _d2ServicePath);
    ZooKeeperPermanentStore<ClusterProperties> zkClusterRegistry = createPermanentStore(
            zkConnection, ZKFSUtil.clusterPath(_baseZKPath), new ClusterPropertiesJsonSerializer());
    ZooKeeperPermanentStore<ServiceProperties> zkServiceRegistry = createPermanentStore(
            zkConnection, ZKFSUtil.servicePath(_baseZKPath, _d2ServicePath), new ServicePropertiesJsonSerializer());
    ZooKeeperEphemeralStore<UriProperties> zkUriRegistry =  createEphemeralStore(
            zkConnection, ZKFSUtil.uriPath(_baseZKPath), new UriPropertiesJsonSerializer(), new UriPropertiesMerger());

    FileStore<ClusterProperties> fsClusterStore = createFileStore("clusters", new ClusterPropertiesJsonSerializer());
    FileStore<ServiceProperties> fsServiceStore = createFileStore(_d2ServicePath, new ServicePropertiesJsonSerializer());
    FileStore<UriProperties> fsUriStore = createFileStore("uris", new UriPropertiesJsonSerializer());

    PropertyEventBus<ClusterProperties> clusterBus = new PropertyEventBusImpl<ClusterProperties>(executorService);
    PropertyEventBus<ServiceProperties> serviceBus = new PropertyEventBusImpl<ServiceProperties>(executorService);
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  @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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      URI uri1 = URI.create("http://test.qa1.com:1234");
      URI uri2 = URI.create("http://test.qa2.com:2345");
      URI uri3 = URI.create("http://test.qa3.com:6789");

      Map<Integer, PartitionData> partitionData = new HashMap<Integer, PartitionData>(1);
      partitionData.put(DefaultPartitionAccessor.DEFAULT_PARTITION_ID, new PartitionData(1d));
      Map<URI, Map<Integer, PartitionData>> uriData = new HashMap<URI, Map<Integer, PartitionData>>(3);
      uriData.put(uri1, partitionData);
      uriData.put(uri2, partitionData);
      uriData.put(uri3, partitionData);
      return (getUriProperties)
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  }

  @Override
  public LoadBalancerStateItem<ServiceProperties> getServiceProperties(String serviceName)
  {
    ServiceProperties serviceProperties = new ServiceProperties(_service, _cluster, _path, _strategyName);
    return new LoadBalancerStateItem<ServiceProperties>(serviceProperties, 1, 1);
  }
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    List<String> prioritizedSchemes = new ArrayList<String>();

    prioritizedSchemes.add("http");

    return (getServiceProperties)
        ? new LoadBalancerStateItem<ServiceProperties>(new ServiceProperties("service-1",
                                                                             "cluster-1",
                                                                             "/foo",
                                                                             "rr",
                                                                             Collections.<String>emptyList(),
                                                                             Collections.<String, Object>emptyMap(),
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    assertTrue(_state.isListeningToService("service-1"));
    assertNotNull(_state.getServiceProperties("service-1"));
    assertNull(_state.getServiceProperties("service-1").getProperty());

    ServiceProperties property =
        new ServiceProperties("service-1", "cluster-1", "/test", "random");

    _serviceRegistry.put("service-1", property);

    assertTrue(_state.isListeningToService("service-1"));
    assertNotNull(_state.getServiceProperties("service-1"));
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    _state.listenToService("service-1", new NullStateListenerCallback());

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

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

    assertNull(_state.getClient("service-1", uri));
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    // set up state
    _state.listenToService("service-1", new NullStateListenerCallback());

    assertNull(_state.getStrategy("service-1", "http"));

    _serviceRegistry.put("service-1", new ServiceProperties("service-1",
                                                            "cluster-1",
                                                            "/test",
                                                            "random",
                                                            Collections.<String>emptyList(),
                                                            Collections.<String, Object>emptyMap(),
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    _state.listenToService("service-1", new NullStateListenerCallback());
    _state.listenToCluster("cluster-1", new NullStateListenerCallback());

    assertNull(_state.getStrategy("service-1", "http"));

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

    assertNotNull(_state.getStrategy("service-1", "http"));

    LoadBalancerStrategy strategy = _state.getStrategy("service-1", "http");

    assertNotNull(strategy);
    assertTrue(strategy instanceof RandomLoadBalancerStrategy);

    // check that we're getting the exact same strategy (by pointer) every time
    assertTrue(strategy == _state.getStrategy("service-1", "http"));
    assertTrue(strategy == _state.getStrategy("service-1", "http"));

    // now make sure adding a cluster property won't change the strategy
    _clusterRegistry.put("cluster-1", new ClusterProperties("cluster-1"));

    // we should still have the same strategy now
    LoadBalancerStrategy newStrategy = _state.getStrategy("service-1", "http");
    assertNotNull(newStrategy);
    assertTrue(strategy == newStrategy);
    assertTrue(newStrategy instanceof RandomLoadBalancerStrategy);

    strategy = newStrategy;

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