Merge pull request #182 from Amulet-Team/fix-cache-deletion

Delete all cache directories that were created before a week ago

amulet/api/cache.py

@@ -8,7 +8,8 @@
 from amulet.api.paths import get_cache_dir
 from amulet import log
 
-_path = os.path.join(get_cache_dir(), "world_temp", str(int(time.time())), "db")
+_temp_path = os.path.join(get_cache_dir(), "world_temp")
+_path = os.path.join(_temp_path, str(int(time.time())), "db")
 
 
 _cache_db = None
@@ -20,6 +21,15 @@ def _clear_db():
         _cache_db.close(compact=False)
         shutil.rmtree(os.path.dirname(_path))
 
+    # remove all cache directories that were created before a week ago
+    # Sometimes if the program is stopped or it crashes the cleanup won't happen
+    for t in os.listdir(_temp_path):
+        if t.isnumeric() and int(t) < (time.time() - 7 * 24 * 3600):
+            try:
+                shutil.rmtree(os.path.join(_temp_path, t))
+            except:
+                pass
+
 
 def get_cache_db() -> LevelDB:
     global _cache_db