From 104e49ea4563e7d7ae9a1ffdba808e98bfec3615 Mon Sep 17 00:00:00 2001
From: Egor Tensin <Egor.Tensin@gmail.com>
Date: Fri, 17 Mar 2023 23:43:03 +0100
Subject: add extensions to script files
---
src/bad-attrs | 135 ----------------------------------------------------------
1 file changed, 135 deletions(-)
delete mode 100755 src/bad-attrs
(limited to 'src/bad-attrs')
diff --git a/src/bad-attrs b/src/bad-attrs
deleted file mode 100755
index 4683540..0000000
--- a/src/bad-attrs
+++ /dev/null
@@ -1,135 +0,0 @@
-#!/usr/bin/env python3
-
-# Copyright (c) 2023 Egor Tensin <Egor.Tensin@gmail.com>
-# This file is part of the "audit-scripts" project.
-# For details, see https://github.com/egor-tensin/audit-scripts.
-# Distributed under the MIT License.
-
-import argparse
-import array
-from contextlib import contextmanager
-import errno
-import fcntl
-import logging
-import os
-import stat
-import sys
-
-
-@contextmanager
-def setup_logging():
- logging.basicConfig(
- format='%(asctime)s | %(levelname)s | %(message)s',
- datefmt='%Y-%m-%d %H:%M:%S',
- level=logging.DEBUG)
- try:
- yield
- except Exception as e:
- logging.exception(e)
- raise
-
-
-def scandir(dir_path):
- try:
- entry_it = os.scandir(dir_path)
- except (PermissionError, FileNotFoundError) as e:
- logging.warning('%s', e)
- return
- with entry_it:
- yield from entry_it
-
-
-def traverse_tree(root):
- queue = [root]
- while queue:
- for entry in scandir(queue.pop(0)):
- if entry.is_dir(follow_symlinks=False):
- if os.path.ismount(entry.path):
- continue
- queue.append(entry.path)
- yield entry
-
-
-def skip_leaf(entry):
- if entry.is_dir(follow_symlinks=False):
- return False
- if entry.is_file(follow_symlinks=False):
- return False
- return True
-
-
-@contextmanager
-def low_level_open(path, flags):
- fd = os.open(path, flags)
- try:
- yield fd
- finally:
- os.close(fd)
-
-
-FS_IOC_GETFLAGS = 0x80086601
-
-FS_IMMUTABLE_FL = 0x00000010
-FS_APPEND_FL = 0x00000020
-
-BAD_FLAGS = [FS_IMMUTABLE_FL, FS_APPEND_FL]
-
-
-def flags_contain_bad_flags(flags):
- return any([flags & bad_flag for bad_flag in BAD_FLAGS])
-
-
-def fd_get_flags(fd):
- a = array.array('L', [0])
- fcntl.ioctl(fd, FS_IOC_GETFLAGS, a, True)
- return a[0]
-
-
-def path_get_flags(path):
- with low_level_open(path, os.O_RDONLY) as fd:
- return fd_get_flags(fd)
-
-
-def path_has_bad_flags(path):
- try:
- flags = path_get_flags(path)
- except OSError as e:
- if e.errno == errno.ENOTTY or e.errno == errno.EPERM:
- # Either one of:
- # Inappropriate ioctl for device
- # Permission denied
- # It's relied upon that fcntl throws OSError instead of
- # PermissionError.
- logging.warning('%s: %s', path, e)
- return False
- raise
- return flags_contain_bad_flags(flags)
-
-
-def do_dir(root):
- logging.info('Directory: %s', root)
- for entry in traverse_tree(root):
- if skip_leaf(entry):
- continue
- #logging.debug('Path: %s', entry.path)
- if path_has_bad_flags(entry.path):
- logging.warning('Bad flags: %s', entry.path)
-
-
-def parse_args(argv=None):
- if argv is None:
- argv = sys.argv[1:]
- parser = argparse.ArgumentParser()
- parser.add_argument('dir', metavar='DIR',
- help='set root directory')
- return parser.parse_args()
-
-
-def main(argv=None):
- with setup_logging():
- args = parse_args()
- do_dir(args.dir)
-
-
-if __name__ == '__main__':
- main()
--
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