fix(vector): publish backups without replacement

2026-07-12 02:32:32 +02:00
parent 015c496bda
commit 407c4a6faf
3 changed files with 30 additions and 1 deletions
@@ -45,5 +45,9 @@ PGPASSFILE=$passfile pg_dump \
  --format=custom --compress=9 \
  --table=vectors.schema_records --table=vectors.evidence --table=vectors.memory \
  --table=public.tht_vector_migrations --file="$temporary_output"
-mv "$temporary_output" "$output"
+if ! ln "$temporary_output" "$output"; then
+  echo "refusing to replace backup destination created concurrently: $output" >&2
+  exit 2
+fi
+rm -f "$temporary_output"
 echo "Vector backup written: $output"