exporter.rb in opentelemetry-exporter-otlp-0.7.0

- old
+ new

@@ -213,11 +213,11 @@
         def as_otlp_span(span_data) # rubocop:disable Metrics/AbcSize, Metrics/MethodLength
           Opentelemetry::Proto::Trace::V1::Span.new(
             trace_id: span_data.trace_id,
             span_id: span_data.span_id,
             trace_state: span_data.tracestate,
-            parent_span_id: span_data.parent_span_id,
+            parent_span_id: span_data.parent_span_id == OpenTelemetry::Trace::INVALID_SPAN_ID ? nil : span_data.parent_span_id,
             name: span_data.name,
             kind: as_otlp_span_kind(span_data.kind),
             start_time_unix_nano: as_otlp_timestamp(span_data.start_timestamp),
             end_time_unix_nano: as_otlp_timestamp(span_data.end_timestamp),
             attributes: span_data.attributes&.map { |k, v| as_otlp_key_value(k, v) },
@@ -240,11 +240,12 @@
                 # TODO: track dropped_attributes_count in Span#trim_links
               )
             end,
             dropped_links_count: span_data.total_recorded_links - span_data.links&.size.to_i,
             status: span_data.status&.yield_self do |status|
+              # TODO: fix this based on spec update.
               Opentelemetry::Proto::Trace::V1::Status.new(
-                code: status.canonical_code,
+                code: status.canonical_code == OpenTelemetry::Trace::Status::ERROR ? Opentelemetry::Proto::Trace::V1::Status::StatusCode::UnknownError : Opentelemetry::Proto::Trace::V1::Status::StatusCode::Ok,
                 message: status.description
               )
             end
           )
         end