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21 lines
403 B
21 lines
403 B
1 year ago
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package trace
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import (
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"context"
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"fmt"
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"go.opentelemetry.io/otel"
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"go.opentelemetry.io/otel/trace"
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)
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func TracerFromContext(ctx context.Context) (tracer trace.Tracer) {
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if span := trace.SpanFromContext(ctx); span.SpanContext().IsValid() {
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fmt.Println("find")
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tracer = span.TracerProvider().Tracer(TraceName)
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} else {
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fmt.Println("not find")
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tracer = otel.Tracer(TraceName)
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}
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return
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}
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