use an atomic operation to replace the cache with the new version

2023-08-22 17:45:38 +03:00 · 2023-08-22 17:45:38 +03:00 · bb7dd7b646
parent 9c82b34be7
commit bb7dd7b646
1 changed files with 4 additions and 1 deletions
--- a/modules/cache.py
+++ b/modules/cache.py
@ -30,9 +30,12 @@ def dump_cache():
            time.sleep(1)

        with cache_lock:
-            with open(cache_filename, "w", encoding="utf8") as file:
+            cache_filename_tmp = cache_filename + "-"
+            with open(cache_filename_tmp, "w", encoding="utf8") as file:
                json.dump(cache_data, file, indent=4)

+            os.replace(cache_filename_tmp, cache_filename)
+
            dump_cache_after = None
            dump_cache_thread = None