otel

Documentation

Index

• func InitZipkinTracer(appName, endPointUrl string, sampleRatio float64) (*sdktrace.TracerProvider, error)
• func StartSpan(ctx context.Context) (context.Context, trace.Span)
• func StartSpanWithName(ctx context.Context, spanName string) (context.Context, trace.Span)

Functions

func InitZipkinTracer

func InitZipkinTracer(appName, endPointUrl string, sampleRatio float64) (*sdktrace.TracerProvider, error)

InitZipkinTracer ipkin exporter for OpenTelemetry sampleRatio according to the rules when the parent trace has no `SampledFlag`, >= 1 will always sample. < 0 are treated as zero

func StartSpan

func StartSpan(ctx context.Context) (context.Context, trace.Span)

StartSpan Generate span based on context

func StartSpanWithName

func StartSpanWithName(ctx context.Context, spanName string) (context.Context, trace.Span)

StartSpanWithName Generate named span based on context