/// <summary>
/// Translate SpanData to a protobuf ReportRequest for sending to the Satellite.
/// </summary>
/// <param name="spans">An enumerable of <see cref="SpanData" /></param>
/// <returns>A <see cref="ReportRequest" /></returns>
public ReportRequest Translate(ISpanRecorder spanBuffer)
{
_logger.Trace($"Serializing {spanBuffer.GetSpanCount()} spans to proto.");
var timer = new Stopwatch();
timer.Start();
var request = new ReportRequest
{
Reporter = new Reporter
{
ReporterId = _options.TracerGuid
},
Auth = new Auth {
AccessToken = _options.AccessToken
}
};
_options.Tags.ToList().ForEach(t => request.Reporter.Tags.Add(new KeyValue().MakeKeyValueFromKvp(t)));
spanBuffer.GetSpans().ToList().ForEach(span => {
try
{
request.Spans.Add(new Span().MakeSpanFromSpanData(span));
}
catch (Exception ex)
{
_logger.WarnException("Caught exception converting spans.", ex);
spanBuffer.DroppedSpanCount++;
}
});
var metrics = new InternalMetrics
{
StartTimestamp = Timestamp.FromDateTime(spanBuffer.ReportStartTime.ToUniversalTime()),
DurationMicros = Convert.ToUInt64((spanBuffer.ReportEndTime - spanBuffer.ReportStartTime).Ticks / 10),
Counts = { new MetricsSample()
{
Name = "spans.dropped", IntValue = spanBuffer.DroppedSpanCount
} }
};
request.InternalMetrics = metrics;
timer.Stop();
_logger.Trace($"Serialization complete in {timer.ElapsedMilliseconds}ms. Request size: {request.CalculateSize()}b.");
return(request);
}
