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fixup! feat(core): resolve symlinks on file write

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lilydjwg 2023-10-27 17:13:02 +08:00
parent 1986f2953a
commit 4eaafe4167
1 changed files with 3 additions and 2 deletions
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5
nvchecker/core.py
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@ -114,7 +114,8 @@ def safe_overwrite(file: Path, data: Union[bytes, str], *,
method: str = 'write', mode: str = 'w', encoding: Optional[str] = None) -> None:
# FIXME: directory has no read perm
# FIXME: hard links
tmpname = str(file) + '.tmp'
resolved_path = file.resolve()
tmpname = str(resolved_path) + '.tmp'
# if not using "with", write can fail without exception
with open(tmpname, mode, encoding=encoding) as f:
getattr(f, method)(data)
@ -122,7 +123,7 @@ def safe_overwrite(file: Path, data: Union[bytes, str], *,
f.flush()
os.fsync(f.fileno())
# if the above write failed (because disk is full etc), the old data should be kept
os.rename(tmpname, file.resolve())
os.rename(tmpname, resolved_path)
def read_verfile(file: Path) -> VersData:
try: