tracer

Dec 7, 2018

Changes in this version

type StartOption

+ func WithHTTPRoundTripper(r http.RoundTripper) StartOption

+ func WithPrioritySampling() StartOption

Nov 4, 2018

Changes in this version

type FinishOption

+ func NoDebugStack() FinishOption

Jun 1, 2018

Changes in this version

+ const DefaultBaggageHeaderPrefix

+ const DefaultParentIDHeader

+ const DefaultPriorityHeader

+ const DefaultTraceIDHeader

+ var ErrInvalidCarrier = errors.New("invalid carrier")

+ var ErrInvalidSpanContext = errors.New("invalid span context")

+ var ErrSpanContextCorrupted = errors.New("span context corrupted")

+ var ErrSpanContextNotFound = errors.New("span context not found")

+ func ContextWithSpan(ctx context.Context, s Span) context.Context

+ func Extract(carrier interface{}) (ddtrace.SpanContext, error)

+ func Inject(ctx ddtrace.SpanContext, carrier interface{}) error

+ func Start(opts ...StartOption)

+ func Stop()

+ type FinishOption = ddtrace.FinishOption

+ func FinishTime(t time.Time) FinishOption

+ func WithError(err error) FinishOption

+ type HTTPHeadersCarrier http.Header

+ func (c HTTPHeadersCarrier) ForeachKey(handler func(key, val string) error) error

+ func (c HTTPHeadersCarrier) Set(key, val string)

+ type Propagator interface

+ Extract func(carrier interface{}) (ddtrace.SpanContext, error)

+ Inject func(context ddtrace.SpanContext, carrier interface{}) error

+ func NewPropagator(cfg *PropagatorConfig) Propagator

+ type PropagatorConfig struct

+ BaggagePrefix string

+ ParentHeader string

+ PriorityHeader string

+ TraceHeader string

+ type RateSampler interface

+ Rate func() float64

+ SetRate func(rate float64)

+ func NewAllSampler() RateSampler

+ func NewRateSampler(rate float64) RateSampler

+ type Sampler interface

+ Sample func(span Span) bool

+ type Span = ddtrace.Span

+ func SpanFromContext(ctx context.Context) (Span, bool)

+ func StartSpan(operationName string, opts ...StartSpanOption) Span

+ func StartSpanFromContext(ctx context.Context, operationName string, opts ...StartSpanOption) (Span, context.Context)

+ type StartOption func(*config)

+ func WithAgentAddr(addr string) StartOption

+ func WithDebugMode(enabled bool) StartOption

+ func WithGlobalTag(k string, v interface{}) StartOption

+ func WithPropagator(p Propagator) StartOption

+ func WithSampler(s Sampler) StartOption

+ func WithServiceName(name string) StartOption

+ type StartSpanOption = ddtrace.StartSpanOption

+ func ChildOf(ctx ddtrace.SpanContext) StartSpanOption

+ func ResourceName(name string) StartSpanOption

+ func ServiceName(name string) StartSpanOption

+ func SpanType(name string) StartSpanOption

+ func StartTime(t time.Time) StartSpanOption

+ func Tag(k string, v interface{}) StartSpanOption

+ type TextMapCarrier map[string]string

+ func (c TextMapCarrier) ForeachKey(handler func(key, val string) error) error

+ func (c TextMapCarrier) Set(key, val string)

+ type TextMapReader interface

+ ForeachKey func(handler func(key, val string) error) error

+ type TextMapWriter interface

+ Set func(key, val string)