OpenTracing

README

OpenTracing

OpenTracing helpers.

Installation

go get github.com/pkgz/OpenTracing

Usage

TODO

Licence

MIT License

Documentation

Index

• func Error(span opentracing.Span)
• func InjectToReq(ctx context.Context, req *http.Request) error
• func Middleware(next http.Handler) http.Handler
• func NewTracer(ctx context.Context, name string, host string) (opentracing.Tracer, error)
• func Request(ctx context.Context, params RequestOpts) ([]byte, int, error)
• func SetAuthorization(ctx context.Context, req *http.Request) error
• type RequestOpts

Functions

func Error

func Error(span opentracing.Span)

Error - finish a span and set error status

func InjectToReq

func InjectToReq(ctx context.Context, req *http.Request) error

InjectToReq - inject opentracing span to *http.Requst

func Middleware

func Middleware(next http.Handler) http.Handler

Middleware - create a new openTracing span and put it into request context

func NewTracer

func NewTracer(ctx context.Context, name string, host string) (opentracing.Tracer, error)

NewTracer - initializing opentracing tracer and set up global tracer.

func Request

func Request(ctx context.Context, params RequestOpts) ([]byte, int, error)

Request - for http requests. Expect method, url and body. Will inject bearer token and tracing id to request.

func SetAuthorization

func SetAuthorization(ctx context.Context, req *http.Request) error

SetAuthorization - take token from context value and set as Bearer token in Authorization header.

Types

type RequestOpts

type RequestOpts struct {
	Client       http.Client
	Method       string
	URL          string
	Data         []byte
	InjectBearer bool
}