public void ZPagesExporter_ZPagesProcessor()
{
const string ActivitySourceName = "zpages.test";
Guid requestId = Guid.NewGuid();
ZPagesExporterOptions options = new ZPagesExporterOptions
{
RetentionTime = 100_000,
Url = "http://localhost:7284/rpcz/",
};
ZPagesExporter exporter = new ZPagesExporter(options);
var zpagesProcessor = new ZPagesProcessor(exporter);
using var openTelemetrySdk = Sdk.CreateTracerProviderBuilder()
.AddSource(ActivitySourceName)
.AddProcessor(zpagesProcessor)
.AddZPagesExporter()
.Build();
var source = new ActivitySource(ActivitySourceName);
var activity0 = source.StartActivity("Test Zipkin Activity");
// checking size of dictionaries from ZPagesActivityTracker
Assert.Equal(1, ZPagesActivityTracker.ProcessingList.First().Value);
Assert.Equal(1, ZPagesActivityTracker.TotalCount.First().Value);
Assert.Single(ZPagesActivityTracker.TotalEndedCount);
Assert.Single(ZPagesActivityTracker.TotalErrorCount);
Assert.Single(ZPagesActivityTracker.TotalLatency);
var activity1 = source.StartActivity("Test Zipkin Activity");
// checking size of dictionaries from ZPagesActivityTracker
Assert.Equal(2, ZPagesActivityTracker.ProcessingList.First().Value);
Assert.Equal(2, ZPagesActivityTracker.TotalCount.First().Value);
Assert.Single(ZPagesActivityTracker.TotalEndedCount);
Assert.Single(ZPagesActivityTracker.TotalErrorCount);
Assert.Single(ZPagesActivityTracker.TotalLatency);
var activity2 = source.StartActivity("Test Zipkin Activity 2");
// checking size of dictionaries from ZPagesActivityTracker
Assert.Equal(2, ZPagesActivityTracker.ProcessingList.Count);
Assert.Equal(2, ZPagesActivityTracker.TotalCount.Count);
Assert.Equal(2, ZPagesActivityTracker.TotalEndedCount.Count);
Assert.Equal(2, ZPagesActivityTracker.TotalErrorCount.Count);
Assert.Equal(2, ZPagesActivityTracker.TotalLatency.Count);
activity0?.Stop();
activity1?.Stop();
activity2?.Stop();
// checking if activities were processed
Assert.Equal(0, ZPagesActivityTracker.ProcessingList.First().Value);
Assert.Equal(0, ZPagesActivityTracker.ProcessingList.Last().Value);
Assert.Empty(ZPagesActivityTracker.ZQueue);
}
internal static object Run()
{
var zpagesOptions = new ZPagesExporterOptions()
{
Url = "http://localhost:7284/rpcz/", RetentionTime = 3600000
};
var zpagesExporter = new ZPagesExporter(zpagesOptions);
var zpagesProcessor = new ZPagesProcessor(zpagesExporter);
var httpServer = new ZPagesExporterStatsHttpServer(zpagesExporter);
// Start the server
httpServer.Start();
using var openTelemetry = Sdk.CreateTracerProvider(
builder => builder
.AddActivitySource("zpages-test")
.UseZPagesExporter(
processorConfigure: processor => processor
.AddProcessor((next) => zpagesProcessor)));
ActivitySource activitySource = new ActivitySource("zpages-test");
while (true)
{
// Create a scoped activity. It will end automatically when using statement ends
using (activitySource.StartActivity("Main"))
{
System.Console.WriteLine("About to do a busy work in Main");
}
Thread.Sleep(3000);
// Create a scoped activity. It will end automatically when using statement ends
using (activitySource.StartActivity("Test"))
{
System.Console.WriteLine("About to do a busy work in Test");
}
Thread.Sleep(5000);
}
}
public async Task CheckingZPagesProcessor()
{
const string ActivitySourceName = "zpages.test";
ZPagesExporterOptions options = new ZPagesExporterOptions
{
RetentionTime = 100_000,
Url = "http://localhost:7284/rpcz/",
};
ZPagesExporter exporter = new ZPagesExporter(options);
var zpagesProcessor = new ZPagesProcessor(exporter);
var source = new ActivitySource(ActivitySourceName);
var activity0 = source.StartActivity("Test Zipkin Activity 1");
zpagesProcessor.OnStart(activity0);
// checking size of dictionaries from ZPagesActivityTracker
Assert.Equal(1, ZPagesActivityTracker.ProcessingList.First().Value);
Assert.Equal(1, ZPagesActivityTracker.TotalCount.First().Value);
Assert.Single(ZPagesActivityTracker.TotalEndedCount);
Assert.Single(ZPagesActivityTracker.TotalErrorCount);
Assert.Single(ZPagesActivityTracker.TotalLatency);
var activity1 = source.StartActivity("Test Zipkin Activity 1");
zpagesProcessor.OnStart(activity1);
// checking size of dictionaries from ZPagesActivityTracker
Assert.Equal(2, ZPagesActivityTracker.ProcessingList.First().Value);
Assert.Equal(2, ZPagesActivityTracker.TotalCount.First().Value);
Assert.Single(ZPagesActivityTracker.TotalEndedCount);
Assert.Single(ZPagesActivityTracker.TotalErrorCount);
Assert.Single(ZPagesActivityTracker.TotalLatency);
var activity2 = source.StartActivity("Test Zipkin Activity 2");
zpagesProcessor.OnStart(activity2);
// checking size of dictionaries from ZPagesActivityTracker
Assert.Equal(2, ZPagesActivityTracker.ProcessingList.Count);
Assert.Equal(2, ZPagesActivityTracker.TotalCount.Count);
Assert.Equal(2, ZPagesActivityTracker.TotalEndedCount.Count);
Assert.Equal(2, ZPagesActivityTracker.TotalErrorCount.Count);
Assert.Equal(2, ZPagesActivityTracker.TotalLatency.Count);
activity0?.Stop();
activity1?.Stop();
activity2?.Stop();
zpagesProcessor.OnEnd(activity0);
zpagesProcessor.OnEnd(activity1);
zpagesProcessor.OnEnd(activity2);
// checking if activities were processed
Assert.Equal(0, ZPagesActivityTracker.ProcessingList.First().Value);
Assert.Equal(0, ZPagesActivityTracker.ProcessingList.Last().Value);
Assert.Empty(ZPagesActivityTracker.ZQueue);
var zpagesServer = new ZPagesExporterStatsHttpServer(exporter);
zpagesServer.Start();
using var httpResponseMessage = await HttpClient.GetAsync("http://localhost:7284/rpcz/");
Assert.True(httpResponseMessage.IsSuccessStatusCode);
var content = await httpResponseMessage.Content.ReadAsStringAsync();
Assert.Contains($"<td>Test Zipkin Activity 1</td>", content);
Assert.Contains($"<td>Test Zipkin Activity 2</td>", content);
zpagesProcessor.Dispose();
zpagesServer.Stop();
zpagesServer.Dispose();
exporter.Dispose();
}
