1#!/bin/sh
2# ensure that an invalid context doesn't cause a segfault
3
4# Copyright (C) 2008-2023 Free Software Foundation, Inc.
5
6# This program is free software: you can redistribute it and/or modify
7# it under the terms of the GNU General Public License as published by
8# the Free Software Foundation, either version 3 of the License, or
9# (at your option) any later version.
10
11# This program is distributed in the hope that it will be useful,
12# but WITHOUT ANY WARRANTY; without even the implied warranty of
13# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14# GNU General Public License for more details.
15
16# You should have received a copy of the GNU General Public License
17# along with this program.  If not, see <https://www.gnu.org/licenses/>.
18
19. "${srcdir=.}/tests/init.sh"; path_prepend_ ./src
20print_ver_ mkdir mkfifo mknod
21
22# Note: on an SELinux/enforcing system running mcstransd older than
23# mcstrans-0.2.8-1.fc9, the following commands may mistakenly exit
24# successfully, in spite of the invalid context string.
25require_selinux_enforcing_
26
27c=invalid-selinux-context
28msg="failed to set default file creation context to '$c':"
29
30# Test each of mkdir, mknod, mkfifo with "-Z invalid-context".
31
32for cmd_w_arg in 'mkdir dir' 'mknod b p' 'mkfifo f'; do
33  # In OpenBSD's /bin/sh, mknod is a shell built-in.
34  # Running via "env" ensures we run our program and not the built-in.
35  env -- $cmd_w_arg --context=$c 2> out && fail=1
36  set $cmd_w_arg; cmd=$1
37  echo "$cmd: $msg" > exp || framework_failure_
38
39  # Some systems fail with ENOTSUP, EINVAL, ENOENT, or even
40  # "Unknown system error", or "Function not implemented".
41  # For AIX 5.3: "Unsupported attribute value"
42  # For HP-UX 11.23: Unknown error (252)
43  sed					\
44    -e 's/ Not supported$//'		\
45    -e 's/ Invalid argument$//'		\
46    -e 's/ Unknown system error$//'	\
47    -e 's/ Operation not supported$//'	\
48    -e 's/ Function not implemented$//'	\
49    -e 's/ Unsupported attribute value$//'	\
50    -e 's/ Unknown error .*$//'	\
51    -e 's/ No such file or directory$//' out > k || framework_failure_
52  mv k out || fail=1
53  compare exp out || fail=1
54done
55
56Exit $fail
57