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#!/bin/sh
# test mkdir, mknod, mkfifo -Z
# Copyright (C) 2013-2022 Free Software Foundation, Inc.
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <https://www.gnu.org/licenses/>.
. "${srcdir=.}/tests/init.sh"; path_prepend_ ./src
print_ver_ mkdir mknod mkfifo
require_selinux_
mkdir subdir || framework_failure_
ctx='root:object_r:tmp_t'
mls_enabled_ && ctx="$ctx:s0"
chcon "$ctx" subdir || skip_ "Failed to set context: $ctx"
cd subdir
# --- mkdir -Z ---
# Since in a tmp_t dir, dirs can be created as user_tmp_t ...
mkdir standard || framework_failure_
mkdir restored || framework_failure_
if restorecon restored 2>/dev/null; then
# ... but when restored can be set to user_home_t
# So ensure the type for these mkdir -Z cases matches
# the directory type as set by restorecon.
mkdir -Z single || fail=1
# Run these as separate processes in case global context
# set for an arg, impacts on another arg
# TODO: Have the defaultcon() vary over these directories
for dir in single_p single_p/existing multi/ple; do
mkdir -Zp "$dir" || fail=1
done
restored_type=$(get_selinux_type 'restored')
test "$(get_selinux_type 'single')" = "$restored_type" || fail=1
test "$(get_selinux_type 'single_p')" = "$restored_type" || fail=1
test "$(get_selinux_type 'single_p/existing')" = "$restored_type" || fail=1
test "$(get_selinux_type 'multi')" = "$restored_type" || fail=1
test "$(get_selinux_type 'multi/ple')" = "$restored_type" || fail=1
fi
if test "$fail" = '1'; then
ls -UZd standard restored
ls -UZd single single_p single_p/existing multi multi/ple
fi
# --- mknod -Z and mkfifo -Z ---
# Assume if selinux present that we can create fifos
for cmd_w_arg in 'mknod' 'mkfifo'; do
# In OpenBSD's /bin/sh, mknod is a shell built-in.
# Running via "env" ensures we run our program and not the built-in.
basename="$cmd_w_arg"
test "$basename" = 'mknod' && nt='p' || nt=''
env -- $cmd_w_arg $basename $nt || fail=1
env -- $cmd_w_arg ${basename}_restore $nt || fail=1
if restorecon ${basename}_restore 2>/dev/null; then
env -- $cmd_w_arg -Z ${basename}_Z $nt || fail=1
restored_type=$(get_selinux_type "${basename}_restore")
test "$(get_selinux_type ${basename}_Z)" = "$restored_type" || fail=1
fi
done
Exit $fail
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