tracer

Documentation

Index

• Variables
• func Apply(c *http.Client)
• func GetContextId(ctx context.Context) string
• func GetRequestId(r *http.Request) string
• func NewFunc(f func(w http.ResponseWriter, r *http.Request)) func(http.ResponseWriter, *http.Request)
• func NewHandler(h http.Handler) http.Handler
• func SetRequestId(r *http.Request) *http.Request
• type ContextKey

Variables

var DefaultRequestHeader = "X-Request-ID"

Functions

func Apply

func Apply(c *http.Client)

Apply modifies an http client's transport to inject the X-Request-ID header

func GetContextId

func GetContextId(ctx context.Context) string

GetContextId extracts the request ID from the given context

func GetRequestId

func GetRequestId(r *http.Request) string

GetRequestId extracts the request ID from the current request context

func NewFunc

func NewFunc(f func(w http.ResponseWriter, r *http.Request)) func(http.ResponseWriter, *http.Request)

NewFunc provides an HTTP HandlerFunc for injecting trace information

func NewHandler

func NewHandler(h http.Handler) http.Handler

Tracer provides an HTTP handler for injecting trace information

func SetRequestId

func SetRequestId(r *http.Request) *http.Request

SetRequestId returns a shallow copy of the origin request, with a request ID created or extracted from the X-Request-ID header

Types

type ContextKey

type ContextKey int

const (
	// Deprecated: replaced by concrete type ContextKey
	DefaultContextKey            = "id"
	ContextKeyID      ContextKey = iota
)