From da5e0d45ad27ed69d72a0fcc70ab2659c6d6d218 Mon Sep 17 00:00:00 2001
From: Alexander Weiss <alex@weissfam.de>
Date: Mon, 8 Aug 2022 19:56:14 +0200
Subject: [PATCH] local backend: truncate file to correct length (if it exists)

---
 src/backend/local.rs | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/backend/local.rs b/src/backend/local.rs
index 483b5ce..26cd940 100644
--- a/src/backend/local.rs
+++ b/src/backend/local.rs
@@ -144,6 +144,7 @@ impl WriteBackend for LocalBackend {
             .create(true)
             .write(true)
             .open(&filename)?;
+        file.set_len(0)?;
         copy(&mut f, &mut file)?;
         file.sync_all()?;
         Ok(())
@@ -156,6 +157,7 @@ impl WriteBackend for LocalBackend {
             .create(true)
             .write(true)
             .open(&filename)?;
+        file.set_len(buf.len().try_into()?)?;
         file.write_all(&buf)?;
         file.sync_all()?;
         Ok(())