Add debugging utilities

Dockerfile

@@ -4,8 +4,8 @@ RUN apk add --no-cache curl git gcc musl-dev
 RUN curl https://glide.sh/get | sh
 
 WORKDIR /go/src/app
-COPY *.go .
-COPY glide.* .
+COPY *.go ./
+COPY glide.* ./
 RUN glide install
 RUN CGO_ENABLED=false go build -a app .
 

main.go

@@ -5,8 +5,19 @@ import (
 	"github.com/go-redis/redis"
 	_ "github.com/lib/pq"
 	"net/http"
+	"fmt"
 )
 
+func headerWrapper(handler http.Handler) http.Handler {
+	return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+		println(r.URL.Path)
+		for key, value := range r.Header {
+			fmt.Printf("%s: %s", key, value)
+		}
+		handler.ServeHTTP(w, r)
+	})
+}
+
 func main() {
 	config := NewConfigFromEnv()
 
@@ -26,17 +37,17 @@ func main() {
 		http.FileServer(http.Dir("assets")),
 	}
 
-	http.Handle("/upload/", pageUpload(pageContext))
+	http.Handle("/upload/", headerWrapper(pageUpload(pageContext)))
 
-	http.Handle("/i/", http.StripPrefix("/i/", pageImageDetail(pageContext)))
-	http.Handle("/me/i/", http.StripPrefix("/me/i/", pageImageDetail(pageContext)))
+	http.Handle("/i/", headerWrapper(http.StripPrefix("/i/", pageImageDetail(pageContext))))
+	http.Handle("/me/i/", headerWrapper(http.StripPrefix("/me/i/", pageImageDetail(pageContext))))
 
-	http.Handle("/a/", http.StripPrefix("/a/", pageAlbumDetail(pageContext)))
-	http.Handle("/me/a/", http.StripPrefix("/me/a/", pageAlbumDetail(pageContext)))
+	http.Handle("/a/", headerWrapper(http.StripPrefix("/a/", pageAlbumDetail(pageContext))))
+	http.Handle("/me/a/", headerWrapper(http.StripPrefix("/me/a/", pageAlbumDetail(pageContext))))
 
-	http.Handle("/me/images/", pageImageList(pageContext))
-	http.Handle("/assets/", http.StripPrefix("/assets/", http.FileServer(http.Dir("assets"))))
-	http.Handle("/", pageIndex(pageContext))
+	http.Handle("/me/images/", headerWrapper(pageImageList(pageContext)))
+	http.Handle("/assets/", headerWrapper(http.StripPrefix("/assets/", http.FileServer(http.Dir("assets")))))
+	http.Handle("/", headerWrapper(pageIndex(pageContext)))
 
 	http.HandleFunc("/healthz", func(w http.ResponseWriter, r *http.Request) {
 		w.Write([]byte("OK"))