public async Task <int> AppendAsync(Span span, CancellationToken cancellationToken)
{
if (_process == null)
{
_process = new GrpcProcess
{
ServiceName = span.Tracer.ServiceName,
Tags = { JaegerGrpcSpanConverter.BuildTags(span.Tracer.Tags) }
};
_processBytesSize = _process.CalculateSize();
_byteBufferSize += _processBytesSize;
_maxSpanSize = _maxPacketSize - _processBytesSize;
if (_maxSpanSize < 0)
{
throw new SenderException($"GrpcSender was misconfigured, packet size too small, size = {_maxPacketSize}, max = {_processBytesSize}", null, 1);
}
}
GrpcSpan grpcSpan = JaegerGrpcSpanConverter.ConvertSpan(span);
int spanSize = grpcSpan.CalculateSize();
if (spanSize > _maxSpanSize)
{
throw new SenderException($"GrpcSender received a span that was too large, size = {spanSize}, max = {_maxSpanSize}", null, 1);
}
_byteBufferSize += spanSize;
if (_byteBufferSize <= _maxPacketSize)
{
_spanBuffer.Add(grpcSpan);
if (_byteBufferSize < _maxPacketSize)
{
return(0);
}
return(await FlushAsync(cancellationToken).ConfigureAwait(false));
}
int n;
try
{
n = await FlushAsync(cancellationToken).ConfigureAwait(false);
}
catch (SenderException ex)
{
// +1 for the span not submitted in the buffer above
throw new SenderException(ex.Message, ex, ex.DroppedSpanCount + 1);
}
_spanBuffer.Add(grpcSpan);
_byteBufferSize = _processBytesSize + spanSize;
return(n);
}
public void TestConvertSpanOneReferenceChildOf()
{
Span parent = (Span)_tracer.BuildSpan("foo").Start();
Span child = (Span)_tracer.BuildSpan("foo")
.AsChildOf(parent)
.Start();
GrpcSpan span = JaegerGrpcSpanConverter.ConvertSpan(child);
Assert.Single(span.References);
Assert.Equal(BuildReference(parent.Context, References.ChildOf), span.References[0]);
}
public void TestConvertSpanMixedReferences()
{
Span parent = (Span)_tracer.BuildSpan("foo").Start();
Span parent2 = (Span)_tracer.BuildSpan("foo").Start();
Span child = (Span)_tracer.BuildSpan("foo")
.AddReference(References.FollowsFrom, parent.Context)
.AsChildOf(parent2)
.Start();
GrpcSpan span = JaegerGrpcSpanConverter.ConvertSpan(child);
Assert.Equal(2, span.References.Count);
Assert.Equal(BuildReference(parent.Context, References.FollowsFrom), span.References[0]);
Assert.Equal(BuildReference(parent2.Context, References.ChildOf), span.References[1]);
}
public void TestConvertSpan()
{
var logTimestamp = new DateTimeOffset(2018, 4, 13, 10, 30, 0, TimeSpan.Zero);
var fields = new Dictionary <string, object> {
{ "k", "v" }
};
Span span = (Span)_tracer.BuildSpan("operation-name").Start();
span.Log(logTimestamp, fields);
span.SetBaggageItem("foo", "bar");
GrpcSpan grpcSpan = JaegerGrpcSpanConverter.ConvertSpan(span);
Assert.Equal("operation-name", grpcSpan.OperationName);
Assert.Equal(2, grpcSpan.Logs.Count);
GrpcLog grpcLog = grpcSpan.Logs[0];
Assert.Equal(logTimestamp, grpcLog.Timestamp.ToDateTimeOffset());
Assert.Single(grpcLog.Fields);
GrpcTag grpcTag = grpcLog.Fields[0];
Assert.Equal("k", grpcTag.Key);
Assert.Equal("v", grpcTag.VStr);
// NOTE: In Java, the order is different (event, value, key) because the HashMap algorithm is different.
grpcLog = grpcSpan.Logs[1];
Assert.Equal(3, grpcLog.Fields.Count);
grpcTag = grpcLog.Fields[0];
Assert.Equal("event", grpcTag.Key);
Assert.Equal("baggage", grpcTag.VStr);
grpcTag = grpcLog.Fields[1];
Assert.Equal("key", grpcTag.Key);
Assert.Equal("foo", grpcTag.VStr);
grpcTag = grpcLog.Fields[2];
Assert.Equal("value", grpcTag.Key);
Assert.Equal("bar", grpcTag.VStr);
}