From 293debe6db94fcdfbd96d96b975f50e1df50f6df Mon Sep 17 00:00:00 2001
From: Roman Khimov <roman@nspcc.ru>
Date: Fri, 30 Apr 2021 12:55:51 +0300
Subject: [PATCH] downloader: ensure downloader/uploader header symmetry

Use X-Attribute-* everywhere.
---
 README.md              | 4 ++--
 downloader/download.go | 2 +-
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/README.md b/README.md
index d15a01f..79a387a 100644
--- a/README.md
+++ b/README.md
@@ -213,9 +213,9 @@ set of reply headers generated using the following rules:
  * `x-container-id` contains container ID
  * `x-object-id` contains object ID
  * `x-owner-id` contains owner address
- * all the other NeoFS attributes are converted to `x-*` attributes (but only
+ * all the other NeoFS attributes are converted to `X-Attribute-*` headers (but only
    if they can be safely represented in HTTP header), for example `FileName`
-   attribute becomes `x-FileName`
+   attribute becomes `X-Attribute-FileName` header
 
 ### Uploading
 
diff --git a/downloader/download.go b/downloader/download.go
index 037710d..05a3bde 100644
--- a/downloader/download.go
+++ b/downloader/download.go
@@ -133,7 +133,7 @@ func (r *request) receiveFile(options *neofs.GetOptions) {
 		if !isValidToken(key) || !isValidValue(val) {
 			continue
 		}
-		r.Response.Header.Set("x-"+key, val)
+		r.Response.Header.Set("X-Attribute-"+key, val)
 		switch key {
 		case object.AttributeFileName:
 			filename = val