public override void OnActionExecuting(ActionExecutingContext context)
{
var provider = AspNetCoreTracing.GetRequestActionTraceSpanProvider(context.HttpContext);
var requestSpan = provider?.CurrentSpan;
if (requestSpan == null)
{
return;
}
var routeData = context.HttpContext.GetRouteData();
var operation = context.ActionDescriptor.AttributeRouteInfo?.Template ??
routeData.Routers.OfType <Route>().Select(x => x.ParsedTemplate.TemplateText).FirstOrDefault();
if (operation != null)
{
requestSpan.SetTag(SpanTagNames.Operation, operation);
}
var serviceName = AspNetCoreTracing.GetServiceName(context.HttpContext);
provider.StartActionSpan(serviceName, (string)routeData.Values["controller"], (string)routeData.Values["action"]);
base.OnActionExecuting(context);
}
public override void OnActionExecuted(ActionExecutedContext context)
{
AspNetCoreTracing.GetRequestActionTraceSpanProvider(context.HttpContext)?.FinishActionSpan();
base.OnActionExecuted(context);
}