feat(archive-cache): re-calculate size better if we miss it in stats

rhodecode/lib/rc_cache/archive_cache/fanout_cache.py

@@ -331,21 +331,25 b' class FanoutCache:'
                     key_file_path = os.path.join(shard._directory, key_file)
                     with open(key_file_path, 'rb') as f:
                         metadata = json.loads(f.read())
-                        # in case we don't have size re-calc it...
-                        if not metadata.get('size'):
-                            fn = metadata.get('full_path')
-                            size = os.stat(fn).st_size
+
+                        size = metadata.get('size')
+                        filename = metadata.get('filename')
+                        full_path = metadata.get('full_path')
+
+                        if not size:
+                            # in case we don't have size re-calc it...
+                            size = os.stat(full_path).st_size
 
                         data.append([
                           cnt,
                           key_file,
                           key_file_path,
-                          metadata.get('filename'),
-                          metadata.get('full_path'),
+                          filename,
+                          full_path,
                           metadata.get('store_time', 0),
                           metadata.get('access_time', 0),
                           metadata.get('access_count', 0),
-                          metadata.get('size', size),
+                          size,
                         ])
                         cnt += 1