public KafkaMessageService(ILogger logger, IConsumer <Ignore, Person> kafkaConsumer, SQLhandler sqlHandler)
{
_logger = logger;
_kafkaConsumer = kafkaConsumer;
_sqlHandler = sqlHandler;
_mainThread = new Thread(MainMessageService);
_mainThread.IsBackground = true;
_cancellationTokenSrc = new CancellationTokenSource();
}
static void Main(string[] args)
{
//init() Logger instance - will be used over whole application.
var logger = LogHandler.Logger;
logger.Information(">> Service started.");
Console.WriteLine(">> Service started.");
try
{
//var config = GetJsonConfig();
//Console.WriteLine("json-config: " + config["key1"]);//Example how to access configurations.
//create a KafkaConsumer
var consumer = new KafkaConsumer(logger, new ProtoDeserializer <Person>()).Consumer;
//Create SQL Handler - connections etc.
var sqlHandler = new SQLhandler();
var exitCode = HostFactory.Run(x =>
{
x.Service <KafkaMessageService>(s =>
{
s.ConstructUsing(kafkaMessageService => new KafkaMessageService(logger, consumer, sqlHandler));
s.WhenStarted(kafkaMessageService => kafkaMessageService.Start());
s.WhenStopped(kafkaMessageService => kafkaMessageService.Stop());
});
x.RunAsLocalSystem();
x.SetServiceName("MyKafkaMessageService");//TODO: change these settings.
x.SetDisplayName("My Kafka Message Service");
x.SetDescription("This is my service that handles messages from a local Kafka-cluster.");
});
int exitCodeValue = (int)Convert.ChangeType(exitCode, exitCode.GetTypeCode());
Environment.ExitCode = exitCodeValue;
}
catch (Exception e)
{
//TODO. exit program here as well.?
logger.Error(">> Unforseen error: " + e.ToString());
Console.WriteLine(">> Unforseen error: " + e.ToString());
Environment.Exit(-1);
}
}
