Skip to content

BUG: Snappy checksum check #2252

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
kevinjqliu merged 1 commit into from
Jul 29, 2025
Merged

BUG: Snappy checksum check #2252

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
4 changes: 2 additions & 2 deletions pyiceberg/avro/codecs/snappy_codec.py
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -51,9 +51,9 @@ def compress(data: bytes) -> tuple[bytes, int]:
@staticmethod
def decompress(data: bytes) -> bytes:
# Compressed data includes a 4-byte CRC32 checksum
data = data[0:-4]
checksum = data[-4:] # store checksum before truncating data
data = data[0:-4] # remove checksum from the data
uncompressed = snappy.decompress(data)
checksum = data[-4:]
SnappyCodec._check_crc32(uncompressed, checksum)
return uncompressed

Expand Down