tracing

func CurrentSpan ¶

func CurrentSpan() opentracing.Span

Returns the current span, or nil, if no span is currently set in local storage.

func Execute ¶

func Execute(op string, r *http.Request, client *http.Client) (*http.Response, error)

func NewPropagatingRoundTripper ¶ added in v1.4.3

func NewPropagatingRoundTripper(rt http.RoundTripper) http.RoundTripper

func TraceChild ¶

func TraceChild(op string, fn func(span opentracing.Span) error) (err error)

Runs an operation and traces it with the given name. This will create a new child span if some span is currently active.

func TraceOrCreate ¶

func TraceOrCreate(op string, fn func(span opentracing.Span) error) (err error)

Runs an operation and traces it with the given name. This will create a new span if no span is currently active.

func WithSpan ¶

func WithSpan(span opentracing.Span, fn func())

Runs the given function with the provided span set in local storage for the duration of function call. This method will not call 'Finish()' on the span

func WithSpanPropagation ¶ added in v1.4.3

func WithSpanPropagation(client *http.Client) *http.Client

Returns a new http.Client that has automatic propagation of zipkin trace ids enabled.