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severityTracer.go
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/
severityTracer.go
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package trace
import (
"context"
"go.opentelemetry.io/otel"
"go.opentelemetry.io/otel/propagation"
"go.opentelemetry.io/otel/trace"
)
type SeverityTracer struct {
tr trace.Tracer
}
func (s *SeverityTracer) Open(
ctx context.Context,
spanName string,
opts ...trace.SpanStartOption) *SeveritySpan {
opts = append(opts, trace.WithNewRoot())
return s.Start(ctx, spanName, opts...)
}
func (s *SeverityTracer) Start(
ctx context.Context,
spanName string,
opts ...trace.SpanStartOption) *SeveritySpan {
if ctx == nil {
ctx = context.Background()
}
ctx, span := s.tr.Start(ctx, spanName, opts...)
return &SeveritySpan{
span: span,
ctx: ctx,
}
}
func (s *SeverityTracer) Link(
ctx context.Context,
link Link,
spanName string,
opts ...trace.SpanStartOption) *SeveritySpan {
if ctx == nil {
ctx = context.Background()
}
ctx = trace.ContextWithSpanContext(ctx, link.SpanContext)
opts = append(opts, trace.WithLinks(link))
return s.Start(ctx, spanName, opts...)
}
func (s *SeverityTracer) ExtractWithPropagator(
ctx context.Context,
propagator propagation.TextMapPropagator,
carrier propagation.TextMapCarrier,
spanName string,
opts ...trace.SpanStartOption) *SeveritySpan {
if ctx == nil {
ctx = context.Background()
}
if propagator == nil {
propagator = otel.GetTextMapPropagator()
}
ctx = propagator.Extract(ctx, carrier)
return s.Start(ctx, spanName, opts...)
}
func (s *SeverityTracer) Extract(
ctx context.Context,
carrier propagation.TextMapCarrier,
spanName string,
opts ...trace.SpanStartOption) *SeveritySpan {
if ctx == nil {
ctx = context.Background()
}
propagator := otel.GetTextMapPropagator()
return s.ExtractWithPropagator(ctx, propagator, carrier, spanName, opts...)
}
func (s *SeverityTracer) InjectWithPropagator(
ctx context.Context,
propagator propagation.TextMapPropagator,
carrier propagation.TextMapCarrier) {
if ctx == nil {
return
}
sp := SpanFromContext(ctx)
if IsNoopSeveritySpan(sp) {
return
}
propagator.Inject(sp.ctx, carrier)
}
func (s *SeverityTracer) Inject(
ctx context.Context,
carrier propagation.TextMapCarrier) {
propagator := otel.GetTextMapPropagator()
s.InjectWithPropagator(ctx, propagator, carrier)
}
func (s *SeverityTracer) otelTracer() trace.Tracer {
return s.tr
}