From a27a9dc2afb2246f64ee1b1333f300290e9b3b5a Mon Sep 17 00:00:00 2001
From: Sam Rose <hello@samwho.dev>
Date: Fri, 3 Nov 2023 14:29:54 +0000
Subject: [PATCH] Eliminate TOCTOU problem in creating bbTmp.

---
 packages/backend-core/src/objectStore/utils.ts | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/packages/backend-core/src/objectStore/utils.ts b/packages/backend-core/src/objectStore/utils.ts
index dba5f3d1c2..4c3a84ba91 100644
--- a/packages/backend-core/src/objectStore/utils.ts
+++ b/packages/backend-core/src/objectStore/utils.ts
@@ -18,8 +18,12 @@ export const ObjectStoreBuckets = {
 }
 
 const bbTmp = join(tmpdir(), ".budibase")
-if (!fs.existsSync(bbTmp)) {
+try {
   fs.mkdirSync(bbTmp)
+} catch (e: any) {
+  if (e.code !== "EEXIST") {
+    throw e
+  }
 }
 
 export function budibaseTempDir() {