mirror of
https://github.com/LibreTranslate/LibreTranslate.git
synced 2024-11-21 23:41:01 +00:00
16 lines
No EOL
428 B
Python
16 lines
No EOL
428 B
Python
import os
|
|
|
|
|
|
class SuspiciousFileOperation(Exception):
|
|
pass
|
|
|
|
|
|
def path_traversal_check(unsafe_path, known_safe_path):
|
|
known_safe_path = os.path.abspath(known_safe_path)
|
|
unsafe_path = os.path.abspath(unsafe_path)
|
|
|
|
if (os.path.commonprefix([known_safe_path, unsafe_path]) != known_safe_path):
|
|
raise SuspiciousFileOperation("{} is not safe".format(unsafe_path))
|
|
|
|
# Passes the check
|
|
return unsafe_path |