Package com.linkedin.d2.discovery.util

Examples of com.linkedin.d2.discovery.util.Stats

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    TogglingPublisher<UriProperties> uriToggle = _factory.createUriToggle(zkUriRegistry, fsUriStore, uriBus);

    SimpleLoadBalancerState state = new SimpleLoadBalancerState(
            executorService, uriBus, clusterBus, serviceBus, _clientFactories, _loadBalancerStrategyFactories,
            _sslContext, _sslParameters, _isSSLEnabled, _clientServicesConfig);
    SimpleLoadBalancer balancer = new SimpleLoadBalancer(state, _lbTimeout, _lbTimeoutUnit);

    TogglingLoadBalancer togLB = _factory.createBalancer(balancer, state, clusterToggle, serviceToggle, uriToggle);
    togLB.start(new Callback<None>() {

      @Override
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    TogglingPublisher<ServiceProperties> serviceToggle = _factory.createServiceToggle(zkServiceRegistry,
                                                                             fsServiceStore,
                                                                             serviceBus);
    TogglingPublisher<UriProperties> uriToggle = _factory.createUriToggle(zkUriRegistry, fsUriStore, uriBus);

    SimpleLoadBalancerState state = new SimpleLoadBalancerState(
            executorService, uriBus, clusterBus, serviceBus, _clientFactories, _loadBalancerStrategyFactories,
            _sslContext, _sslParameters, _isSSLEnabled, _clientServicesConfig);
    SimpleLoadBalancer balancer = new SimpleLoadBalancer(state, _lbTimeout, _lbTimeoutUnit);

    TogglingLoadBalancer togLB = _factory.createBalancer(balancer, state, clusterToggle, serviceToggle, uriToggle);
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                                                           List<String> prioritizedSchemes)
  {
    List<SchemeStrategyPair> orderedStrategies = new ArrayList<SchemeStrategyPair>(prioritizedSchemes.size());
    for (String scheme : prioritizedSchemes)
    {
      LoadBalancerStrategy strategy = getStrategy(serviceName, scheme);
      if (strategy != null)
      {
        orderedStrategies.add(new SchemeStrategyPair(
                                scheme,
                                getStrategy(serviceName, scheme))
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                                                            null,
                                                            null,
                                                            schemes,
                                                            null));

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

    assertNotNull(strategy);
    assertTrue(strategy instanceof RandomLoadBalancerStrategy);
  }
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                                                            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;
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                                                            schemes,
                                                            null));

    _clusterRegistry.put("cluster-1", new ClusterProperties("cluster-1"));

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

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

    // now add the degraderV3 strategy into the Strategy list
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                                                              Collections.<String, Object>emptyMap(),
                                                              Collections.<String, String>emptyMap(),
                                                              schemes,
                                                              Collections.<URI>emptySet()));

    LoadBalancerStrategy strategy = _state.getStrategy("service-1", "http");
    assertNotNull(strategy, "got null strategy in setup");

    // test serial to make sure things are working before concurrent test
    TransportClient resultTC = _state.getClient("service-1", "http");
    assertNotNull(resultTC, "got null tracker client in non-concurrent env");
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  {
    final Map<String, LoadBalancerStrategyFactory<? extends LoadBalancerStrategy>> loadBalancerStrategyFactories =
        new HashMap<String, LoadBalancerStrategyFactory<? extends LoadBalancerStrategy>>();

    final RandomLoadBalancerStrategyFactory randomStrategyFactory = new RandomLoadBalancerStrategyFactory();
    final DegraderLoadBalancerStrategyFactoryV2 degraderStrategyFactoryV2 = new DegraderLoadBalancerStrategyFactoryV2();
    final DegraderLoadBalancerStrategyFactoryV3 degraderStrategyFactoryV3 = new DegraderLoadBalancerStrategyFactoryV3();
    final DegraderLoadBalancerStrategyFactoryV2_1 degraderStrategyFactoryV2_1 = new DegraderLoadBalancerStrategyFactoryV2_1();

    loadBalancerStrategyFactories.put("random", randomStrategyFactory);
    loadBalancerStrategyFactories.put("degrader", degraderStrategyFactoryV2);
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        new HashMap<String, LoadBalancerStrategyFactory<? extends LoadBalancerStrategy>>();

    final RandomLoadBalancerStrategyFactory randomStrategyFactory = new RandomLoadBalancerStrategyFactory();
    final DegraderLoadBalancerStrategyFactoryV2 degraderStrategyFactoryV2 = new DegraderLoadBalancerStrategyFactoryV2();
    final DegraderLoadBalancerStrategyFactoryV3 degraderStrategyFactoryV3 = new DegraderLoadBalancerStrategyFactoryV3();
    final DegraderLoadBalancerStrategyFactoryV2_1 degraderStrategyFactoryV2_1 = new DegraderLoadBalancerStrategyFactoryV2_1();

    loadBalancerStrategyFactories.put("random", randomStrategyFactory);
    loadBalancerStrategyFactories.put("degrader", degraderStrategyFactoryV2);
    loadBalancerStrategyFactories.put("degraderV2", degraderStrategyFactoryV2);
    loadBalancerStrategyFactories.put("degraderV3", degraderStrategyFactoryV3);
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    final Map<String, LoadBalancerStrategyFactory<? extends LoadBalancerStrategy>> loadBalancerStrategyFactories =
        new HashMap<String, LoadBalancerStrategyFactory<? extends LoadBalancerStrategy>>();

    final RandomLoadBalancerStrategyFactory randomStrategyFactory = new RandomLoadBalancerStrategyFactory();
    final DegraderLoadBalancerStrategyFactoryV2 degraderStrategyFactoryV2 = new DegraderLoadBalancerStrategyFactoryV2();
    final DegraderLoadBalancerStrategyFactoryV3 degraderStrategyFactoryV3 = new DegraderLoadBalancerStrategyFactoryV3();
    final DegraderLoadBalancerStrategyFactoryV2_1 degraderStrategyFactoryV2_1 = new DegraderLoadBalancerStrategyFactoryV2_1();

    loadBalancerStrategyFactories.put("random", randomStrategyFactory);
    loadBalancerStrategyFactories.put("degrader", degraderStrategyFactoryV2);
    loadBalancerStrategyFactories.put("degraderV2", degraderStrategyFactoryV2);
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