void Application_Start(object sender, EventArgs e)
{
string projectId = "[Google Cloud Platform project ID]";
// Trace a sampling of incoming Http requests.
CloudTrace.Initialize(projectId, this);
}
public override void Init()
{
base.Init();
string projectId = "[Google Cloud Platform project ID]";
// Trace a sampling of incoming Http requests.
CloudTrace.Initialize(this, projectId);
}
public override void Init()
{
base.Init();
CloudTrace.Initialize(
this,
Environment.GetEnvironmentVariable("GOOGLE_PROJECT_ID"),
TraceOptions.Create(1_000_000, BufferOptions.NoBuffer()));
}
public override void Init()
{
base.Init();
var configurationProvider = new ConfigurationProvider();
// Trace a sampling of incoming Http requests.
CloudTrace.Initialize(this, configurationProvider.ProjectId);
}
// End sample
public void TraceHelloWorld()
{
// Sample: UseTracer
// Manually trace a specific operation.
CloudTrace.GetCurrentTracer().StartSpan("hello-world");
Console.Out.WriteLine("Hello, World!");
CloudTrace.GetCurrentTracer().EndSpan();
// End sample
}
public async Task <string> TraceOutgoing(string id)
{
string message = EntryData.GetMessage(nameof(TraceOutgoing), id);
using (CloudTrace.Tracer.StartSpan(message))
using (HttpClient httpClient = new HttpClient(CloudTrace.CreateTracingHttpMessageHandler()))
{
await httpClient.GetAsync("https://google.com/");
}
return(message);
}
public async Task <HttpResponseMessage> TraceOutgoing()
{
// Sample: TraceOutgoing
// Add a handler to trace outgoing requests and to propagate the trace header.
var traceHeaderHandler = CloudTrace.CreateTracingHttpMessageHandler();
using (var httpClient = new HttpClient(traceHeaderHandler))
{
return(await httpClient.GetAsync("https://weather.com/"));
}
// End sample
}
public void Trace()
{
using (var cloudTrace = CloudTrace.InitializeInternal(new HttpApplication(), _projectId, _noBuffer))
{
cloudTrace.BeginRequest(null, null);
cloudTrace.EndRequest(null, null);
}
var trace = _polling.GetTrace($"/{_testId}", _startTime);
Assert.NotNull(trace);
Assert.Single(trace.Spans);
}
public void No_Trace()
{
var predicate = TraceDecisionPredicate.Create((req) => false);
using (var cloudTrace = CloudTrace.InitializeInternal(new HttpApplication(),
projectId: _projectId, options: _noBuffer, traceFallbackPredicate: predicate))
{
cloudTrace.BeginRequest(null, null);
cloudTrace.EndRequest(null, null);
}
var trace = _polling.GetTrace($"/{_testId}", _startTime, false);
Assert.Null(trace);
}
public void Trace_Multiple_Spans()
{
using (var cloudTrace = CloudTrace.InitializeInternal(new HttpApplication(), _projectId, _noBuffer))
{
cloudTrace.BeginRequest(null, null);
using (CloudTrace.Tracer.StartSpan("/another-trace"))
{
Thread.Sleep(TimeSpan.FromMilliseconds(10));
}
cloudTrace.EndRequest(null, null);
}
var trace = _polling.GetTrace($"/{_testId}", _startTime);
Assert.NotNull(trace);
Assert.Equal(2, trace.Spans.Count);
}
// [START configure_services_trace]
public override void Init()
{
// [START_EXCLUDE]
string projectId = ConfigurationManager.AppSettings["projectId"];
// Confirm that projectId has been changed from placeholder value.
if (projectId == ("YOUR-PROJECT-ID"))
{
throw new Exception("Update Web.config and replace "
+ "YOUR-PROJECT-ID with your project id, and recompile.");
}
// [END_EXCLUDE]
base.Init();
TraceConfiguration traceConfig = TraceConfiguration
.Create(bufferOptions: BufferOptions.NoBuffer());
CloudTrace.Initialize(this, projectId, traceConfig);
}
public override void Init()
{
base.Init();
CloudTrace.Initialize(this, "cloudsharptest", TraceOptions.Create(1_000_000, BufferOptions.NoBuffer()));
}
public override void Init()
{
base.Init();
CloudTrace.Initialize("cloud-sharp-work", this);
}
