From 0cf802327869c63de5e6bf755ee4e3f7c48249c6 Mon Sep 17 00:00:00 2001
From: fyears <1142836+fyears@users.noreply.github.com>
Date: Sun, 10 Apr 2022 11:05:37 +0800
Subject: [PATCH] cast headers to lower cases

---
 src/remoteForS3.ts | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/remoteForS3.ts b/src/remoteForS3.ts
index 69ae775..13c0a6a 100644
--- a/src/remoteForS3.ts
+++ b/src/remoteForS3.ts
@@ -109,6 +109,11 @@ class ObsHttpHandler extends FetchHttpHandler {
 
     const raceOfPromises = [
       requestUrl(param).then((rsp) => {
+        const headers = rsp.headers;
+        const headersLower: Record<string, string> = {};
+        for (const key of Object.keys(headers)) {
+          headersLower[key.toLowerCase()] = headers[key];
+        }
         const stream = new ReadableStream<Uint8Array>({
           start(controller) {
             controller.enqueue(new Uint8Array(rsp.arrayBuffer));
@@ -117,7 +122,7 @@ class ObsHttpHandler extends FetchHttpHandler {
         });
         return {
           response: new HttpResponse({
-            headers: rsp.headers,
+            headers: headersLower,
             statusCode: rsp.status,
             body: stream,
           }),