Move code to pkg

middlewares/tracing/entrypoint.go

@@ -1,57 +0,0 @@
-package tracing
-
-import (
-	"context"
-	"net/http"
-
-	"github.com/containous/alice"
-	"github.com/containous/traefik/middlewares"
-	"github.com/containous/traefik/tracing"
-	"github.com/opentracing/opentracing-go"
-	"github.com/opentracing/opentracing-go/ext"
-)
-
-const (
-	entryPointTypeName = "TracingEntryPoint"
-)
-
-// NewEntryPoint creates a new middleware that the incoming request.
-func NewEntryPoint(ctx context.Context, t *tracing.Tracing, entryPointName string, next http.Handler) http.Handler {
-	middlewares.GetLogger(ctx, "tracing", entryPointTypeName).Debug("Creating middleware")
-
-	return &entryPointMiddleware{
-		entryPoint: entryPointName,
-		Tracing:    t,
-		next:       next,
-	}
-}
-
-type entryPointMiddleware struct {
-	*tracing.Tracing
-	entryPoint string
-	next       http.Handler
-}
-
-func (e *entryPointMiddleware) ServeHTTP(rw http.ResponseWriter, req *http.Request) {
-	spanCtx, _ := e.Extract(opentracing.HTTPHeaders, tracing.HTTPHeadersCarrier(req.Header))
-
-	span, req, finish := e.StartSpanf(req, ext.SpanKindRPCServerEnum, "EntryPoint", []string{e.entryPoint, req.Host}, " ", ext.RPCServerOption(spanCtx))
-	defer finish()
-
-	ext.Component.Set(span, e.ServiceName)
-	tracing.LogRequest(span, req)
-
-	req = req.WithContext(tracing.WithTracing(req.Context(), e.Tracing))
-
-	recorder := newStatusCodeRecoder(rw, http.StatusOK)
-	e.next.ServeHTTP(recorder, req)
-
-	tracing.LogResponseCode(span, recorder.Status())
-}
-
-// WrapEntryPointHandler Wraps tracing to alice.Constructor.
-func WrapEntryPointHandler(ctx context.Context, tracer *tracing.Tracing, entryPointName string) alice.Constructor {
-	return func(next http.Handler) (http.Handler, error) {
-		return NewEntryPoint(ctx, tracer, entryPointName, next), nil
-	}
-}