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index: make sure storage exists #352

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May 8, 2023
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5 changes: 5 additions & 0 deletions src/dvc_data/index/index.py
Original file line number Diff line number Diff line change
@@ -1,3 +1,5 @@
import errno
import os
from abc import ABC, abstractmethod
from dataclasses import dataclass
from functools import cached_property
Expand Down Expand Up @@ -507,6 +509,9 @@ def _load_from_file_storage(trie, root_entry, storage):

fs, path = storage.get(root_entry)

if not fs.exists(path):
raise FileNotFoundError(errno.ENOENT, os.strerror(errno.ENOENT), path)

for entry in build_entries(path, fs):
entry.key = root_entry.key + entry.key
trie[entry.key] = entry
Expand Down