tracer

package

v0.0.0-...-c9f6891 Latest Latest Go to latest Published: Apr 12, 2024 License: Apache-2.0 Imports: 17 Imported by: 0

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func CreateTracerWriter(w rest.ResponseWriter, ctx context.Context, span oteltrace.Span, tracer oteltrace.Tracer) *tracerResponseWriter

func GetTraceHeaderFromJaeger(r *http.Request)

GetTraceHeaderFromJaeger conver uber-trace-id header to traceparent here you can read more about those formats:

https://www.w3.org/TR/trace-context/#traceparent-header
https://www.jaegertracing.io/docs/1.22/client-libraries/#key

func Init(serviceName string) *sdktrace.TracerProvider

func SemVersion() string

SemVersion is the semantic version to be supplied to tracer/meter creation.

func Version() string

Version is the current release version of the echo instrumentation.

type GetSpanNameFunc func(string) string

type Option interface {
	// contains filtered or unexported methods
}

Option applies a configuration value.

func WithPropagators(propagators propagation.TextMapPropagator) Option

WithPropagators specifies propagators to use for extracting information from the HTTP requests. If none are specified, global ones will be used.

func WithTracerProvider(provider oteltrace.TracerProvider) Option

WithTracerProvider specifies a tracer provider to use for creating a tracer. If none is specified, the global provider is used.

type OtelMiddleware struct {
	ServiceName string
	Opts        []Option
	Router      rest.RouterApp
}

OtelMiddleware sent trace to open telemetry collector

func (mw *OtelMiddleware) MiddlewareFunc(h rest.HandlerFunc) rest.HandlerFunc

MiddlewareFunc makes OtelMiddleware implement the Middleware interface.

type OtelTracer struct {
	// contains filtered or unexported fields
}

func GetFunctionTracer() *OtelTracer

func (t *OtelTracer) NewSpan(ctx context.Context, spanName string) oteltrace.Span