protected internal void HandleStopEvent(HttpContext context)
{
var spanContext = active.Value;
if (spanContext == null)
{
Logger?.LogDebug("HandleStopEvent: Missing span context");
return;
}
ISpan span = spanContext.Active;
span.PutHttpStatusCodeAttribute(context.Response.StatusCode);
if (context.Response.Headers != null)
{
span.PutHttpResponseHeadersAttribute(AsList(context.Response.Headers));
}
long? reqSize = ExtractRequestSize(context);
if (reqSize != null)
{
span.PutHttpRequestSizeAttribute(reqSize.Value);
}
long? respSize = ExtractResponseSize(context);
if (respSize != null)
{
span.PutHttpResponseSizeAttribute(respSize.Value);
}
span.End();
AsyncLocalContext.CurrentSpan = spanContext.Previous;
active.Value = null;
}
/// <summary>
/// Helper method that populates span properties from http status code according
/// to https://github.com/open-telemetry/OpenTelemetry-specs/blob/4954074adf815f437534457331178194f6847ff9/trace/HTTP.md.
/// </summary>
/// <param name="span">Span to fill out.</param>
/// <param name="statusCode">Http status code.</param>
/// <param name="reasonPhrase">Http reason phrase.</param>
/// <returns>Span with populated properties.</returns>
public static ISpan PutHttpStatusCode(this ISpan span, int statusCode, string reasonPhrase)
{
span.PutHttpStatusCodeAttribute(statusCode);
Status newStatus = Status.Ok;
if ((int)statusCode < 200)
{
newStatus = Status.Unknown;
}
else if ((int)statusCode >= 200 && (int)statusCode <= 399)
{
newStatus = Status.Ok;
}
else if ((int)statusCode == 400)
{
newStatus = Status.InvalidArgument;
}
else if ((int)statusCode == 401)
{
newStatus = Status.Unauthenticated;
}
else if ((int)statusCode == 403)
{
newStatus = Status.PermissionDenied;
}
else if ((int)statusCode == 404)
{
newStatus = Status.NotFound;
}
else if ((int)statusCode == 429)
{
newStatus = Status.ResourceExhausted;
}
else if ((int)statusCode == 501)
{
newStatus = Status.Unimplemented;
}
else if ((int)statusCode == 503)
{
newStatus = Status.Unavailable;
}
else if ((int)statusCode == 504)
{
newStatus = Status.DeadlineExceeded;
}
else
{
newStatus = Status.Unknown;
}
span.Status = newStatus.WithDescription(reasonPhrase);
return(span);
}
protected internal void HandleStopEvent(HttpWebRequest request, HttpStatusCode statusCode, WebHeaderCollection headers)
{
if (!Pending.TryRemove(request, out SpanContext spanContext))
{
Logger?.LogDebug("HandleStopEvent: Missing span context");
return;
}
ISpan span = spanContext.Active;
IScope scope = spanContext.ActiveScope;
if (span != null)
{
span.PutHttpStatusCodeAttribute((int)statusCode);
if (headers != null)
{
span.PutHttpResponseHeadersAttribute(headers);
}
scope.Dispose();
}
}
protected internal void HandleStopEvent(HttpRequestMessage request, HttpResponseMessage response, TaskStatus taskStatus)
{
if (!request.Properties.TryGetValue(SPANCONTEXT_KEY, out object context))
{
Logger?.LogDebug("HandleStopEvent: Missing span context");
return;
}
SpanContext spanContext = context as SpanContext;
if (spanContext != null)
{
ISpan span = spanContext.Active;
IScope scope = spanContext.ActiveScope;
if (response != null)
{
span.PutHttpStatusCodeAttribute((int)response.StatusCode)
.PutHttpResponseHeadersAttribute(response.Headers.ToList());
}
if (taskStatus == TaskStatus.Faulted)
{
span.PutErrorAttribute("TaskStatus.Faulted")
.Status = Status.Aborted;
}
if (taskStatus == TaskStatus.Canceled)
{
span.PutErrorAttribute("TaskStatus.Canceled")
.Status = Status.Cancelled;
}
scope.Dispose(); // Calls span.End(); and replaces CurrentSpan with previous span
request.Properties.Remove(SPANCONTEXT_KEY);
}
}
protected internal void HandleStopEvent(HttpContext context)
{
var spanContext = ActiveValue.Value;
if (spanContext == null)
{
Logger?.LogDebug("HandleStopEvent: Missing span context");
return;
}
ISpan span = spanContext.Active;
IScope scope = spanContext.ActiveScope;
span.PutHttpStatusCodeAttribute(context.Response.StatusCode);
if (context.Response.Headers != null)
{
span.PutHttpResponseHeadersAttribute(AsList(context.Response.Headers));
}
long?reqSize = ExtractRequestSize(context);
if (reqSize != null)
{
span.PutHttpRequestSizeAttribute(reqSize.Value);
}
long?respSize = ExtractResponseSize(context);
if (respSize != null)
{
span.PutHttpResponseSizeAttribute(respSize.Value);
}
scope.Dispose();
ActiveValue.Value = null;
}
protected internal void HandleStopEvent(HttpRequestMessage request, HttpResponseMessage response, TaskStatus taskStatus)
{
if (!request.Properties.TryGetValue(SPANCONTEXT_KEY, out object context))
{
Logger?.LogDebug("HandleStopEvent: Missing span context");
return;
}
var spanContext = context as SpanContext;
if (spanContext != null)
{
ISpan span = spanContext.Active;
if (response != null)
{
span.PutHttpStatusCodeAttribute((int)response.StatusCode)
.PutHttpResponseHeadersAttribute(response.Headers.ToList());
}
if (taskStatus == TaskStatus.Faulted)
{
span.PutErrorAttribute("TaskStatus.Faulted")
.Status = Status.ABORTED;
}
if (taskStatus == TaskStatus.Canceled)
{
span.PutErrorAttribute("TaskStatus.Canceled")
.Status = Status.CANCELLED;
}
span.End();
AsyncLocalContext.CurrentSpan = spanContext.Previous;
request.Properties.Remove(SPANCONTEXT_KEY);
}
}