Files

Anton Evangelatov 7c9314f231 swarm: integrate OpenTracing; propagate ctx to internal APIs (#17169 )

* swarm: propagate ctx, enable opentracing

* swarm/tracing: log error when tracing is misconfigured

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doc.go

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endpoints.go

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metrics.go

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normalizer.go

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observer.go

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README.md

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An Observer that can be used to emit RPC metrics

It can be attached to the tracer during tracer construction. See ExampleObserver function in observer_test.go.