public Subscribe ( IZooKeeperStateListener listener ) : void | ||
listener | IZooKeeperStateListener | /// The listener. /// |
return | void |
public void WhenBrokerIsRemovedBrokerTopicsListenerUpdatesBrokersList() { var prodConfig = this.ZooKeeperBasedSyncProdConfig; IDictionary<string, SortedSet<Partition>> mappings; IDictionary<int, Broker> brokers; string brokerPath = ZooKeeperClient.DefaultBrokerIdsPath + "/" + 2345; using (IZooKeeperClient client = new ZooKeeperClient( prodConfig.ZooKeeper.ZkConnect, prodConfig.ZooKeeper.ZkSessionTimeoutMs, ZooKeeperStringSerializer.Serializer)) { using (var brokerPartitionInfo = new ZKBrokerPartitionInfo(client)) { brokers = brokerPartitionInfo.GetAllBrokerInfo(); mappings = ReflectionHelper.GetInstanceField<IDictionary<string, SortedSet<Partition>>>( "topicBrokerPartitions", brokerPartitionInfo); } } Assert.NotNull(brokers); Assert.Greater(brokers.Count, 0); Assert.NotNull(mappings); Assert.Greater(mappings.Count, 0); using (IZooKeeperClient client = new ZooKeeperClient( prodConfig.ZooKeeper.ZkConnect, prodConfig.ZooKeeper.ZkSessionTimeoutMs, ZooKeeperStringSerializer.Serializer)) { client.Connect(); WaitUntillIdle(client, 500); var brokerTopicsListener = new BrokerTopicsListener(client, mappings, brokers, null); client.Subscribe(ZooKeeperClient.DefaultBrokerIdsPath, brokerTopicsListener); client.CreatePersistent(brokerPath, true); client.WriteData(brokerPath, "192.168.1.39-1310449279123:192.168.1.39:9102"); WaitUntillIdle(client, 500); Assert.IsTrue(brokers.ContainsKey(2345)); client.DeleteRecursive(brokerPath); WaitUntillIdle(client, 500); Assert.IsFalse(brokers.ContainsKey(2345)); } }
public void WhenChildIsCreatedChilListenerOnParentFires() { var prodConfig = this.ZooKeeperBasedSyncProdConfig; string myPath = "/" + Guid.NewGuid(); using (IZooKeeperClient client = new ZooKeeperClient( prodConfig.ZooKeeper.ZkConnect, prodConfig.ZooKeeper.ZkSessionTimeoutMs, ZooKeeperStringSerializer.Serializer)) { client.Connect(); WaitUntillIdle(client, 500); client.Subscribe("/", this as IZooKeeperChildListener); client.CreatePersistent(myPath, true); WaitUntillIdle(client, 500); client.UnsubscribeAll(); client.Delete(myPath); } Assert.AreEqual(1, this.events.Count); ZooKeeperEventArgs e = this.events[0]; Assert.AreEqual(ZooKeeperEventTypes.ChildChanged, e.Type); Assert.IsInstanceOf<ZooKeeperChildChangedEventArgs>(e); Assert.AreEqual(((ZooKeeperChildChangedEventArgs)e).Path, "/"); Assert.Greater(((ZooKeeperChildChangedEventArgs)e).Children.Count, 0); Assert.IsTrue(((ZooKeeperChildChangedEventArgs)e).Children.Contains(myPath.Replace("/", string.Empty))); }
public void WhenZNodeIsDeletedChildAndDataDeletedListenersFire() { var prodConfig = this.ZooKeeperBasedSyncProdConfig; string myPath = "/" + Guid.NewGuid(); using (IZooKeeperClient client = new ZooKeeperClient( prodConfig.ZooKeeper.ZkConnect, prodConfig.ZooKeeper.ZkSessionTimeoutMs, ZooKeeperStringSerializer.Serializer)) { client.Connect(); client.CreatePersistent(myPath, true); WaitUntillIdle(client, 500); client.Subscribe(myPath, this as IZooKeeperChildListener); client.Subscribe(myPath, this as IZooKeeperDataListener); client.Delete(myPath); WaitUntillIdle(client, 500); } Assert.AreEqual(2, this.events.Count); ZooKeeperEventArgs e = this.events[0]; Assert.AreEqual(ZooKeeperEventTypes.ChildChanged, e.Type); Assert.IsInstanceOf<ZooKeeperChildChangedEventArgs>(e); Assert.AreEqual(((ZooKeeperChildChangedEventArgs)e).Path, myPath); Assert.IsNull(((ZooKeeperChildChangedEventArgs)e).Children); e = this.events[1]; Assert.AreEqual(ZooKeeperEventTypes.DataChanged, e.Type); Assert.IsInstanceOf<ZooKeeperDataChangedEventArgs>(e); Assert.AreEqual(((ZooKeeperDataChangedEventArgs)e).Path, myPath); Assert.IsNull(((ZooKeeperDataChangedEventArgs)e).Data); }
public void WhenStateChangedToExpiredStateAndSessionListenersFire() { var prodConfig = this.ZooKeeperBasedSyncProdConfig; using (IZooKeeperClient client = new ZooKeeperClient( prodConfig.ZooKeeper.ZkConnect, prodConfig.ZooKeeper.ZkSessionTimeoutMs, ZooKeeperStringSerializer.Serializer)) { client.Subscribe(this); client.Connect(); WaitUntillIdle(client, 500); client.Process(new WatchedEvent(KeeperState.Expired, EventType.None, null)); WaitUntillIdle(client, 3000); } Assert.AreEqual(4, this.events.Count); ZooKeeperEventArgs e = this.events[1]; Assert.AreEqual(ZooKeeperEventTypes.StateChanged, e.Type); Assert.IsInstanceOf<ZooKeeperStateChangedEventArgs>(e); Assert.AreEqual(((ZooKeeperStateChangedEventArgs)e).State, KeeperState.Expired); e = this.events[2]; Assert.AreEqual(ZooKeeperEventTypes.SessionCreated, e.Type); Assert.IsInstanceOf<ZooKeeperSessionCreatedEventArgs>(e); e = this.events[3]; Assert.AreEqual(ZooKeeperEventTypes.StateChanged, e.Type); Assert.IsInstanceOf<ZooKeeperStateChangedEventArgs>(e); Assert.AreEqual(((ZooKeeperStateChangedEventArgs)e).State, KeeperState.SyncConnected); }
public void WhenStateChangedToConnectedStateListenerFires() { var prodConfig = this.ZooKeeperBasedSyncProdConfig; using (IZooKeeperClient client = new ZooKeeperClient( prodConfig.ZooKeeper.ZkConnect, prodConfig.ZooKeeper.ZkSessionTimeoutMs, ZooKeeperStringSerializer.Serializer)) { client.Subscribe(this); client.Connect(); WaitUntillIdle(client, 500); } Assert.AreEqual(1, this.events.Count); ZooKeeperEventArgs e = this.events[0]; Assert.AreEqual(ZooKeeperEventTypes.StateChanged, e.Type); Assert.IsInstanceOf<ZooKeeperStateChangedEventArgs>(e); Assert.AreEqual(((ZooKeeperStateChangedEventArgs)e).State, KeeperState.SyncConnected); }
public void WhenDataChangedDataListenerFires() { var prodConfig = this.ZooKeeperBasedSyncProdConfig; string myPath = "/" + Guid.NewGuid(); string sourceData = "my test data"; string resultData; using (IZooKeeperClient client = new ZooKeeperClient( prodConfig.ZooKeeper.ZkConnect, prodConfig.ZooKeeper.ZkSessionTimeoutMs, ZooKeeperStringSerializer.Serializer)) { client.Connect(); client.CreatePersistent(myPath, true); WaitUntillIdle(client, 500); client.Subscribe(myPath, this as IZooKeeperDataListener); client.Subscribe(myPath, this as IZooKeeperChildListener); client.WriteData(myPath, sourceData); WaitUntillIdle(client, 500); client.UnsubscribeAll(); resultData = client.ReadData<string>(myPath); client.Delete(myPath); } Assert.IsTrue(!string.IsNullOrEmpty(resultData)); Assert.AreEqual(sourceData, resultData); Assert.AreEqual(1, this.events.Count); ZooKeeperEventArgs e = this.events[0]; Assert.AreEqual(ZooKeeperEventTypes.DataChanged, e.Type); Assert.IsInstanceOf<ZooKeeperDataChangedEventArgs>(e); Assert.AreEqual(((ZooKeeperDataChangedEventArgs)e).Path, myPath); Assert.IsNotNull(((ZooKeeperDataChangedEventArgs)e).Data); Assert.AreEqual(((ZooKeeperDataChangedEventArgs)e).Data, sourceData); }
public void WhenNewTopicIsAddedBrokerTopicsListenerCreatesNewMapping() { var producerConfig = new ProducerConfig(clientConfig); IDictionary<string, SortedSet<Partition>> mappings; IDictionary<int, Broker> brokers; string topicPath = ZooKeeperClient.DefaultBrokerTopicsPath + "/" + CurrentTestTopic; using (IZooKeeperClient client = new ZooKeeperClient( producerConfig.ZkConnect, producerConfig.ZkSessionTimeoutMs, ZooKeeperStringSerializer.Serializer)) { using (var brokerPartitionInfo = new ZKBrokerPartitionInfo(client)) { brokers = brokerPartitionInfo.GetAllBrokerInfo(); mappings = ReflectionHelper.GetInstanceField<IDictionary<string, SortedSet<Partition>>>( "topicBrokerPartitions", brokerPartitionInfo); } } Assert.NotNull(brokers); Assert.Greater(brokers.Count, 0); Assert.NotNull(mappings); Assert.Greater(mappings.Count, 0); using (IZooKeeperClient client = new ZooKeeperClient( producerConfig.ZkConnect, producerConfig.ZkSessionTimeoutMs, ZooKeeperStringSerializer.Serializer)) { client.Connect(); WaitUntillIdle(client, 500); var brokerTopicsListener = new BrokerTopicsListener(client, mappings, brokers, null); client.Subscribe(ZooKeeperClient.DefaultBrokerTopicsPath, brokerTopicsListener); client.CreatePersistent(topicPath, true); WaitUntillIdle(client, 500); client.UnsubscribeAll(); client.DeleteRecursive(topicPath); } Assert.IsTrue(mappings.ContainsKey(CurrentTestTopic)); }
public void WhenStateChangedToDisconnectedStateListenerFires() { var producerConfig = new ProducerConfig(clientConfig); using (IZooKeeperClient client = new ZooKeeperClient(producerConfig.ZkConnect, producerConfig.ZkSessionTimeoutMs, ZooKeeperStringSerializer.Serializer)) { client.Subscribe(this); client.Connect(); WaitUntillIdle(client, 500); client.Process(new WatchedEvent(KeeperState.Disconnected, EventType.None, null)); WaitUntillIdle(client, 500); } Assert.AreEqual(2, this.events.Count); ZooKeeperEventArgs e = this.events[1]; Assert.AreEqual(ZooKeeperEventTypes.StateChanged, e.Type); Assert.IsInstanceOf<ZooKeeperStateChangedEventArgs>(e); Assert.AreEqual(((ZooKeeperStateChangedEventArgs)e).State, KeeperState.Disconnected); }