From ae120f5dcb83a7915023c9580e9d7d5f6a7f4b44 Mon Sep 17 00:00:00 2001
From: Patrik Oldsberg <poldsberg@gmail.com>
Date: Fri, 13 Dec 2024 20:42:04 +0100
Subject: [PATCH] catalog-backend: check if res write needs drain, bail
 otherwise

Signed-off-by: Patrik Oldsberg <poldsberg@gmail.com>
---
 plugins/catalog-backend/src/service/response/write.ts | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/plugins/catalog-backend/src/service/response/write.ts b/plugins/catalog-backend/src/service/response/write.ts
index e76369fbc6..31f14eea7f 100644
--- a/plugins/catalog-backend/src/service/response/write.ts
+++ b/plugins/catalog-backend/src/service/response/write.ts
@@ -94,6 +94,9 @@ export async function writeEntitiesResponse(
 export async function writeResponseData(res: Response, data: string | Buffer) {
   const ok = res.write(data, 'utf8');
   if (!ok) {
+    if (!res.writableNeedDrain) {
+      return true;
+    }
     const closed = await new Promise<boolean>(resolve => {
       function onContinue() {
         res.off('drain', onContinue);