The highest tagged major version is v2.

extensions

package

v1.2.0 Latest Latest Go to latest Published: Apr 16, 2020 License: Apache-2.0 Imports: 9 Imported by: 0

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const (
	TraceParentExtension = "traceparent"
	TraceStateExtension  = "tracestate"
)

This section is empty.

This section is empty.

type DistributedTracingExtension struct {
	TraceParent string `json:"traceparent"`
	TraceState  string `json:"tracestate"`
}

DistributedTracingExtension represents the extension for cloudevents context

func FromSpanContext(sc trace.SpanContext) DistributedTracingExtension

FromSpanContext populates DistributedTracingExtension from a SpanContext.

func GetDistributedTracingExtension(event cloudevents.Event) (DistributedTracingExtension, bool)

func (d DistributedTracingExtension) AddTracingAttributes(ec EventTracer) error

AddTracingAttributes adds the tracing attributes traceparent and tracestate to the cloudevents context

func (d DistributedTracingExtension) StartChildSpan(ctx context.Context, name string, opts ...trace.StartOption) (context.Context, *trace.Span)

func (d DistributedTracingExtension) ToSpanContext() (trace.SpanContext, error)

ToSpanContext creates a SpanContext from a DistributedTracingExtension instance.

type EventTracer interface {
	SetExtension(k string, v interface{}) error
}

EventTracer interface allows setting extension for cloudevents context.