tracing

Documentation

Overview

Package tracing provides filters to instrument distributed tracing.

Index

• Constants
• func NewBaggageToTagFilter() filters.Spec
• func NewSpanName() filters.Spec
• func NewStateBagToTag() filters.Spec
• func NewTag() filters.Spec

Constants

const (
	// SpanNameFilterName is the name of the filter in eskip.
	SpanNameFilterName = "tracingSpanName"

	// OpenTracingProxySpanKey is the key used in the state bag to pass the span name to the proxy.
	OpenTracingProxySpanKey = "statebag:opentracing:proxy:span"
)

const (
	BaggageToTagFilterName = "tracingBaggageToTag"
)

const (
	StateBagToTagFilterName = "stateBagToTag"
)

Functions

func NewBaggageToTagFilter

func NewBaggageToTagFilter() filters.Spec

func NewSpanName

func NewSpanName() filters.Spec

NewSpanName creates a filter spec for setting the name of the outgoing span. (By default "proxy".)

tracingSpanName("example-operation")

EXPERIMENTAL: this filter is experimental, and the name and the arguments can change until marked as stable.

func NewStateBagToTag

func NewStateBagToTag() filters.Spec

func NewTag

func NewTag() filters.Spec

NewTag creates a filter specification for the tracingTag filter.