public Task <int> Execute(GenerateParameters parameters)
{
var mapperConfiguration = new AutoMapperConfiguration();
Mapper.Initialize(mapperConfiguration.Configure);
var generator = new Generator(
new Random(),
parameters.ProductIdMin,
parameters.ProductIdMax,
parameters.CustomerIdMin,
parameters.CustomerIdMax,
parameters.RevenueMin,
parameters.RevenueMax);
var config = new LoggingConfiguration();
var now = DateTime.Now;
var logfile = new FileTarget {
FileName = $"generated-{now:yyyyMMddHHmmss}.log"
};
var logconsole = new ConsoleTarget();
config.AddRule(LogLevel.Info, LogLevel.Fatal, logconsole);
config.AddRule(LogLevel.Debug, LogLevel.Fatal, logfile);
LogManager.Configuration = config;
var logger = LogManager.GetCurrentClassLogger();
var cancellationTokenSource = new CancellationTokenSource();
Task.WaitAll(ToggleSignalStateTaskAsync(parameters, cancellationTokenSource), GeneratorTask(parameters, generator, logger, cancellationTokenSource));
return(Task.FromResult(0));
}
private async Task ToggleSignalStateTaskAsync(GenerateParameters parameters, CancellationTokenSource cancellationTokenSource)
{
var intervalTimeSpan = TimeSpan.FromMilliseconds(parameters.Interval);
while (!cancellationTokenSource.IsCancellationRequested)
{
await Task.Delay(intervalTimeSpan, cancellationTokenSource.Token);
_autoResetEvent.Set();
}
}
private async Task GeneratorTask(GenerateParameters parameters, Generator generator, ILogger logger, CancellationTokenSource cancellationTokenSource)
{
using (var httpClient = new HttpClient())
{
while (!cancellationTokenSource.IsCancellationRequested)
{
_autoResetEvent.WaitOne();
var nextEvent = generator.GetNextEvent();
var nextEventDto = Mapper.Map <EventDto>(nextEvent);
string nextEventJson = JsonConvert.SerializeObject(nextEventDto);
// log
logger.Info($"Sending event \"{nextEventJson}\"");
if (parameters.Demo)
{
continue;
}
// send to flume
var targetUri = nextEvent is PurchaseEvent _
? parameters.PurchasesTarget
: nextEvent is ViewEvent _
? parameters.ViewsTarget
: throw new NotSupportedException();
var nextEventBytes = Encoding.UTF8.GetBytes(nextEventJson);
var httpContent = new ByteArrayContent(nextEventBytes)
{
Headers =
{
ContentEncoding = { "utf-8" },
ContentType = MediaTypeHeaderValue.Parse("application/json")
}
};
var response = await httpClient.PostAsync(targetUri, httpContent);
logger.Info($"Result: {response.StatusCode} ({(int)response.StatusCode})");
}
}
}
