public static KafkaInstance DeployNew(KafkaSettings settings, ILog log)
{
var baseDirectory = GetBaseDirectory(settings);
Directory.CreateDirectory(baseDirectory);
var kafkaDirectory = GetKafkaDirectory(settings);
if (Directory.Exists(kafkaDirectory))
{
Directory.Delete(kafkaDirectory, true);
}
var deployerLog = log.ForContext(nameof(KafkaDeployer));
deployerLog.Debug("Started Kafka extraction...");
ResourceHelper.ExtractResource <KafkaInstance>($"Vostok.Kafka.Local.Resources.{KafkaDirectoryName}.tgz", baseDirectory);
deployerLog.Debug("Finished Kafka extraction.");
var kafkaPort = FreeTcpPortFinder.GetFreePort();
var instance = new KafkaInstance(kafkaDirectory, kafkaPort, log);
GenerateConfig(instance, settings);
return(instance);
}
private static void GenerateConfig(KafkaInstance instance, KafkaSettings settings)
{
var properties = new Dictionary <string, string>
{
["broker.id"] = "0",
["listeners"] = $"PLAINTEXT://localhost:{instance.Port}",
["log.dirs"] = instance.LogDataDirectory,
["offsets.topic.replication.factor"] = "1",
["transaction.state.log.replication.factor"] = "1",
["transaction.state.log.min.isr"] = "1",
["log.flush.interval.messages"] = "10000",
["log.flush.interval.ms"] = "1000",
["zookeeper.connect"] = settings.ZooKeeperConnectionString,
["zookeeper.connection.timeout.ms"] = "6000",
["group.initial.rebalance.delay.ms"] = "0",
["delete.topic.enable"] = $"{settings.DeleteTopicEnable}"
};
new JavaProperties(properties).Save(instance.KafkaPropertiesFile);
}
public static KafkaInstance DeployNew(KafkaSettings settings, ILog log, bool started = true)
{
KafkaInstance kafkaInstance = null;
try
{
kafkaInstance = KafkaDeployer.DeployNew(settings, log);
if (started)
{
kafkaInstance.Start();
}
return(kafkaInstance);
}
catch (Exception error)
{
log.Error(error, "Error in deploy. Will try to stop and cleanup.");
kafkaInstance?.Dispose();
KafkaDeployer.Cleanup(settings);
throw;
}
}
private static string GetKafkaDirectory(KafkaSettings settings)
{
return(Path.Combine(GetBaseDirectory(settings), KafkaDirectoryName));
}
private static string GetBaseDirectory(KafkaSettings settings)
{
return(string.IsNullOrEmpty(settings.BaseDirectory) ? Directory.GetCurrentDirectory() : settings.BaseDirectory);
}
public static void Cleanup(KafkaSettings settings)
{
Cleanup(GetKafkaDirectory(settings));
}