Why Go
- Case Studies
  
  Common problems companies solve with Go
- Use Cases
  
  Stories about how and why companies use Go
- Security
  
  How Go can help keep you secure by default
Learn
Docs
- Effective Go
  
  Tips for writing clear, performant, and idiomatic Go code
- Go User Manual
  
  A complete introduction to building software with Go
- Standard library
  
  Reference documentation for Go's standard library
- Release Notes
  
  Learn what's new in each Go release
Packages
Community
- Recorded Talks
  
  Videos from prior events
- Meetups
  
  Meet other local Go developers
- Conferences
  
  Learn and network with Go developers from around the world
- Go blog
  
  The Go project's official blog.
- Go project
  
  Get help and stay informed from Go
- Get connected

trace

package

v0.2.0 Latest Latest Go to latest Published: Oct 31, 2020 License: Apache-2.0 Imports: 6 Imported by: 0

Details

Valid go.mod file
Redistributable license
Tagged version
Stable version
Learn more about best practices

Repository

github.com/UnderTreeTech/waterdrop

Links

Open Source Insights

Documentation ¶

Index ¶

func FromIncomingContext(ctx context.Context) (context.Context, opentracing.StartSpanOption)
func FromOutgoingContext(ctx context.Context) (context.Context, metadata.MD)
func HeaderExtractor(ctx context.Context, carrier map[string][]string) (context.Context, opentracing.StartSpanOption)
func MetadataInjector(ctx context.Context, md metadata.MD) error
func SetGlobalTracer(tracer opentracing.Tracer)
func SpanFromContext(ctx context.Context) opentracing.Span
func StartSpanFromContext(ctx context.Context, op string, opts ...opentracing.StartSpanOption) (opentracing.Span, context.Context)
func TraceID(ctx context.Context) string
type Metadata
- func New() *Metadata
- func (md *Metadata) ForeachKey(handler func(key, val string) error) error
- func (md *Metadata) Set(key, val string)
type NullStartSpanOption
- func (sso NullStartSpanOption) Apply(options *opentracing.StartSpanOptions)

Constants ¶

This section is empty.

Variables ¶

This section is empty.

Functions ¶

func FromIncomingContext ¶

func FromIncomingContext(ctx context.Context) (context.Context, opentracing.StartSpanOption)

rpc: FromIncomingContext

func FromOutgoingContext ¶

func FromOutgoingContext(ctx context.Context) (context.Context, metadata.MD)

rpc: FromOutgoingContext

func HeaderExtractor ¶

func HeaderExtractor(ctx context.Context, carrier map[string][]string) (context.Context, opentracing.StartSpanOption)

HTTP: HeaderExtractor

func MetadataInjector ¶

func MetadataInjector(ctx context.Context, md metadata.MD) error

rpc: MetadataInjector

func SetGlobalTracer ¶

func SetGlobalTracer(tracer opentracing.Tracer)

func SpanFromContext ¶

func SpanFromContext(ctx context.Context) opentracing.Span

func StartSpanFromContext ¶

func StartSpanFromContext(ctx context.Context, op string, opts ...opentracing.StartSpanOption) (opentracing.Span, context.Context)

func TraceID ¶

func TraceID(ctx context.Context) string

Types ¶

type Metadata ¶

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

func New ¶

func New() *Metadata

func (*Metadata) ForeachKey ¶

func (md *Metadata) ForeachKey(handler func(key, val string) error) error

func (*Metadata) Set ¶

func (md *Metadata) Set(key, val string)

type NullStartSpanOption ¶

type NullStartSpanOption struct{}

func (NullStartSpanOption) Apply ¶

func (sso NullStartSpanOption) Apply(options *opentracing.StartSpanOptions)

Source Files ¶

View all Source files

Directories ¶

Path	Synopsis
jaeger