From e1b700b10e4c06a488bb3be5a43dc67075bc8bac Mon Sep 17 00:00:00 2001
From: NuklearRabbit <145918611+NuklearRabbit@users.noreply.github.com>
Date: Mon, 10 Aug 2026 16:19:18 +0200
Subject: [PATCH] M27: make backup checksums portable

---
 deploy/unraid/backup-postgres.sh  | 3 ++-
 deploy/unraid/scheduled-backup.sh | 2 +-
 2 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/deploy/unraid/backup-postgres.sh b/deploy/unraid/backup-postgres.sh
index cc3f5ca..97f56c1 100755
--- a/deploy/unraid/backup-postgres.sh
+++ b/deploy/unraid/backup-postgres.sh
@@ -22,7 +22,8 @@ docker compose -p "$project" $compose_files exec -T db sh -eu -c \
 docker compose -p "$project" $compose_files exec -T db pg_restore --list \
   < "$temporary_file" > /dev/null
 mv "$temporary_file" "$backup_file"
-sha256sum "$backup_file" > "${backup_file}.sha256"
+(cd "$destination" && \
+  sha256sum "$(basename "$backup_file")" > "$(basename "$backup_file").sha256")
 BACKUP_RETENTION_DAYS="$retention_days" BACKUP_MINIMUM_COPIES="$minimum_copies" \
   ./deploy/unraid/prune-postgres-backups.sh "$destination"
 trap - EXIT INT TERM
diff --git a/deploy/unraid/scheduled-backup.sh b/deploy/unraid/scheduled-backup.sh
index 00b5a03..9c0b8f4 100755
--- a/deploy/unraid/scheduled-backup.sh
+++ b/deploy/unraid/scheduled-backup.sh
@@ -21,7 +21,7 @@ while true; do
       --host=db --username="$POSTGRES_USER" "$POSTGRES_DB" > "$temporary" \
       && pg_restore --list "$temporary" > /dev/null; then
     mv "$temporary" "$target"
-    sha256sum "$target" > "$target.sha256"
+    (cd "$destination" && sha256sum "$(basename "$target")" > "$(basename "$target").sha256")
     if [ -n "$secondary" ]; then
       cp "$target" "$target.sha256" "$secondary/"
     fi