start rewritting to go to check performance diff

go.mod

@@ -0,0 +1,5 @@
+module github.com/n0npax/sidecar_http_dispatcher
+
+go 1.13
+
+require github.com/go-chi/chi v4.1.1+incompatible

go.sum

@@ -0,0 +1,2 @@
+github.com/go-chi/chi v4.1.1+incompatible h1:MmTgB0R8Bt/jccxp+t6S/1VGIKdJw5J74CK/c9tTfA4=
+github.com/go-chi/chi v4.1.1+incompatible/go.mod h1:eB3wogJHnLi3x/kFX2A+IbTBlXxmMeXJVKy9tTv1XzQ=

main.go

@@ -0,0 +1,28 @@
+package main
+
+import (
+	"fmt"
+	"net/http"
+
+	"github.com/go-chi/chi"
+	"github.com/go-chi/chi/middleware"
+)
+
+func main() {
+	r := chi.NewRouter()
+	r.Use(middleware.RequestID)
+	r.Use(middleware.Logger)
+	r.Use(middleware.Recoverer)
+	client := &http.Client{}
+
+	r.Get("/", func(w http.ResponseWriter, r *http.Request) {
+		req, err := http.NewRequest("GET", "http://example.com", nil)
+		if err != nil {
+			panic("cannot create a req")
+		}
+		resp, _ := client.Do(req)
+		w.Write([]byte(fmt.Sprintf("%v", resp)))
+	})
+
+	http.ListenAndServe(":3333", r)
+}