From 20c636e47eaabf1cc40aad99d3138ffbb0a27f2f Mon Sep 17 00:00:00 2001 From: Alexander Popov Date: Sun, 2 Jun 2024 19:58:59 +0300 Subject: [PATCH] Also check that the cmdline file and sysctl file exist --- kernel_hardening_checker/__init__.py | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/kernel_hardening_checker/__init__.py b/kernel_hardening_checker/__init__.py index 614084e..67e0269 100644 --- a/kernel_hardening_checker/__init__.py +++ b/kernel_hardening_checker/__init__.py @@ -10,6 +10,7 @@ This module performs input/output. # pylint: disable=missing-function-docstring,line-too-long,too-many-branches,too-many-statements +import os import gzip import sys from argparse import ArgumentParser @@ -168,6 +169,9 @@ def parse_kconfig_file(_mode: StrOrNone, parsed_options: Dict[str, str], fname: def parse_cmdline_file(mode: StrOrNone, parsed_options: Dict[str, str], fname: str) -> None: + if not os.path.isfile(fname): + sys.exit(f'[!] ERROR: unable to open {fname}, are you sure it exists?') + with open(fname, 'r', encoding='utf-8') as f: line = f.readline() opts = line.split() @@ -190,6 +194,9 @@ def parse_cmdline_file(mode: StrOrNone, parsed_options: Dict[str, str], fname: s def parse_sysctl_file(mode: StrOrNone, parsed_options: Dict[str, str], fname: str) -> None: + if not os.path.isfile(fname): + sys.exit(f'[!] ERROR: unable to open {fname}, are you sure it exists?') + with open(fname, 'r', encoding='utf-8') as f: sysctl_pattern = re.compile(r"[a-zA-Z0-9/\._-]+ =.*$") for line in f.readlines(): -- 2.31.1