private bool StopSpanRecursive(DottySpan spanData, string spanIdentifier)
{
if (spanData.SpanIdentifier == spanIdentifier)
{
spanData.StoppedAtUtc = DateTime.UtcNow;
return(true);
}
else
{
foreach (var span in spanData.ChildSpans)
{
if (StopSpanRecursive(span, spanIdentifier))
{
return(true);
}
}
}
return(false);
}
public override async Task <Empty> StartSpan(StartSpanRequest request, ServerCallContext context)
{
await _uiUpdateHub.Clients.All.SendAsync("StartSpan", request);
var trace = await _dbContext
.Traces
.SingleOrDefaultAsync(t => t.TraceIdentifier == request.TraceIdentifier);
var span = new DottySpan
{
ApplicationName = request.ApplicationName,
HostName = request.Hostname,
ParentSpanIdentifier = request.ParentSpanIdentifier,
RequestUrl = request.RequestUrl,
SpanIdentifier = request.SpanIdentifier,
StartedAtUtc = DateTime.UtcNow,
TraceIdentifier = request.TraceIdentifier
};
if (trace == null)
{
_logger.LogInformation($"Creating new trace for { request.TraceIdentifier}");
trace = new DottyTrace();
trace.RequestUrl = request.RequestUrl;
trace.StartedAtUtc = DateTime.UtcNow;
trace.TraceIdentifier = request.TraceIdentifier;
trace.SpanData = span;
_dbContext.Traces.Add(trace);
}
else
{
var parentSpan = await _dbContext.Spans.SingleOrDefaultAsync(s => s.SpanIdentifier == request.ParentSpanIdentifier);
parentSpan.ChildSpans.Add(span);
}
await _dbContext.SaveChangesAsync();
return(new Empty());
}
