public static void MaybeDeletePath(string zkUrl, string dir)
{
try
{
var zk = new ZkClient(zkUrl, 30 * 1000, 30 * 1000, new ZkStringSerializer());
zk.DeleteRecursive(dir);
zk.Dispose();
}
catch
{
// swallow
}
}
public void TestLeaderSelectionForPartition()
{
var zkClient = new ZkClient(this.zookeeperConnect, 6000, 30000, new ZkStringSerializer());
// create topic topic1 with 1 partition on broker 0
AdminUtils.CreateTopic(zkClient, Topic, 1, 1, new Dictionary <string, string>());
TestUtils.WaitUntilMetadataIsPropagated(this.Servers, Topic, 0, 3000);
var sentMessages1 = this.SendMessages(
Configs.First(), nMessages, "batch1", CompressionCodecs.NoCompressionCodec, 1);
TestUtils.WaitUntilMetadataIsPropagated(this.Servers, Topic, 0, 1000);
// create a consuemr
var consumerConfig1 = TestUtils.CreateConsumerProperties(ZkConnect, Group, Consumer1);
var zkConsumerConnector1 = new ZookeeperConsumerConnector(consumerConfig1);
var topicMessageStreams1 =
zkConsumerConnector1.CreateMessageStreams(
new Dictionary <string, int> {
{ Topic, 1 }
}, new StringDecoder(), new StringDecoder());
var topicRegistry = zkConsumerConnector1.TopicRegistry;
Assert.Equal(1, topicRegistry.Select(x => x.Key).Count());
Assert.Equal(Topic, topicRegistry.Select(x => x.Key).First());
var topicsAndPartitionsInRegistry =
topicRegistry.Select(x => Tuple.Create(x.Key, x.Value.Select(p => p.Value))).ToList();
var brokerPartition = topicsAndPartitionsInRegistry.First().Item2.First();
Assert.Equal(0, brokerPartition.PartitionId);
// also check partition ownership
var actual_1 = this.GetZKChildrenValues(this.dirs.ConsumerOwnerDir);
var expected_1 = new List <Tuple <string, string> >
{
Tuple.Create("0", "group1_consumer1-0"),
};
Assert.Equal(expected_1, actual_1);
var receivedMessages1 = this.GetMessages(nMessages, topicMessageStreams1);
Assert.Equal(sentMessages1, receivedMessages1);
zkConsumerConnector1.Shutdown();
zkClient.Dispose();
}
public void TestEphemeralNodeCleanup()
{
var zkClient = new ZkClient(ZkConnect, ZkSessionTimeoutMs, ZkConnectionTimeout, new ZkStringSerializer());
try
{
ZkUtils.CreateEphemeralPathExpectConflict(zkClient, "/tmp/zktest", "node created");
}
catch
{
// ok
}
var testData = ZkUtils.ReadData(this.ZkClient, "/tmp/zktest").Item1;
Assert.NotNull(testData);
zkClient.Dispose();
zkClient = new ZkClient(ZkConnect, ZkSessionTimeoutMs, ZkConnectionTimeout, new ZkStringSerializer());
var nodeExists = ZkUtils.PathExists(zkClient, "/tmp/zktest");
Assert.False(nodeExists);
}
public void TestEphemeralNodeCleanup()
{
var zkClient = new ZkClient(ZkConnect, ZkSessionTimeoutMs, ZkConnectionTimeout, new ZkStringSerializer());
try
{
ZkUtils.CreateEphemeralPathExpectConflict(zkClient, "/tmp/zktest", "node created");
}
catch
{
// ok
}
var testData = ZkUtils.ReadData(this.ZkClient, "/tmp/zktest").Item1;
Assert.NotNull(testData);
zkClient.Dispose();
zkClient = new ZkClient(ZkConnect, ZkSessionTimeoutMs, ZkConnectionTimeout, new ZkStringSerializer());
var nodeExists = ZkUtils.PathExists(zkClient, "/tmp/zktest");
Assert.False(nodeExists);
}
public void TestLeaderSelectionForPartition()
{
var zkClient = new ZkClient(this.zookeeperConnect, 6000, 30000, new ZkStringSerializer());
// create topic topic1 with 1 partition on broker 0
AdminUtils.CreateTopic(zkClient, Topic, 1, 1, new Dictionary<string, string>());
TestUtils.WaitUntilMetadataIsPropagated(this.Servers, Topic, 0, 3000);
var sentMessages1 = this.SendMessages(
Configs.First(), nMessages, "batch1", CompressionCodecs.NoCompressionCodec, 1);
TestUtils.WaitUntilMetadataIsPropagated(this.Servers, Topic, 0, 1000);
// create a consuemr
var consumerConfig1 = TestUtils.CreateConsumerProperties(ZkConnect, Group, Consumer1);
var zkConsumerConnector1 = new ZookeeperConsumerConnector(consumerConfig1);
var topicMessageStreams1 =
zkConsumerConnector1.CreateMessageStreams(
new Dictionary<string, int> { { Topic, 1 } }, new StringDecoder(), new StringDecoder());
var topicRegistry = zkConsumerConnector1.TopicRegistry;
Assert.Equal(1, topicRegistry.Select(x => x.Key).Count());
Assert.Equal(Topic, topicRegistry.Select(x => x.Key).First());
var topicsAndPartitionsInRegistry =
topicRegistry.Select(x => Tuple.Create(x.Key, x.Value.Select(p => p.Value))).ToList();
var brokerPartition = topicsAndPartitionsInRegistry.First().Item2.First();
Assert.Equal(0, brokerPartition.PartitionId);
// also check partition ownership
var actual_1 = this.GetZKChildrenValues(this.dirs.ConsumerOwnerDir);
var expected_1 = new List<Tuple<string, string>>
{
Tuple.Create("0", "group1_consumer1-0"),
};
Assert.Equal(expected_1, actual_1);
var receivedMessages1 = this.GetMessages(nMessages, topicMessageStreams1);
Assert.Equal(sentMessages1, receivedMessages1);
zkConsumerConnector1.Shutdown();
zkClient.Dispose();
}
public static void MaybeDeletePath(string zkUrl, string dir)
{
try
{
var zk = new ZkClient(zkUrl, 30 * 1000, 30 * 1000, new ZkStringSerializer());
zk.DeleteRecursive(dir);
zk.Dispose();
}
catch
{
// swallow
}
}