[#174] Fix object keys with slashes in chi

Signed-off-by: Denis Kirillov <d.kirillov@yadro.com>

api/middleware/reqinfo.go

@@ -57,7 +57,6 @@ const HdrAmzRequestID = "x-amz-request-id"
 
 const (
 	BucketURLPrm = "bucket"
-	ObjectURLPrm = "object"
 )
 
 var deploymentID = uuid.Must(uuid.NewRandom())
@@ -238,22 +237,18 @@ func AddBucketName(l *zap.Logger) Func {
 func AddObjectName(l *zap.Logger) Func {
 	return func(h http.Handler) http.Handler {
 		return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
-			obj := chi.URLParam(r, ObjectURLPrm)
+			ctx := r.Context()
+			reqInfo := GetReqInfo(ctx)
+
+			rctx := chi.RouteContext(ctx)
+			// trim leading slash (always present)
+			obj := rctx.RoutePath[1:]
+
 			object, err := url.PathUnescape(obj)
 			if err != nil {
 				object = obj
 			}
-			prefix, err := url.QueryUnescape(chi.URLParam(r, "prefix"))
-			if err != nil {
-				prefix = chi.URLParam(r, "prefix")
-			}
-			if prefix != "" {
-				object = prefix
-			}
 
-			ctx := r.Context()
-
-			reqInfo := GetReqInfo(ctx)
 			reqInfo.ObjectName = object
 
 			reqLogger := reqLogOrDefault(ctx, l)