# Copyright 2013-2022 Lawrence Livermore National Security, LLC and other
# Spack Project Developers. See the top-level COPYRIGHT file for details.
#
# SPDX-License-Identifier: (Apache-2.0 OR MIT)
import os
import stat
import sys
import pytest
import llnl.util.filesystem as fs
from spack.util.file_permissions import InvalidPermissionsError, set_permissions
pytestmark = pytest.mark.skipif(sys.platform == 'win32',
reason="chmod unsupported on Windows")
[docs]def test_chmod_real_entries_ignores_suid_sgid(tmpdir):
path = str(tmpdir.join('file').ensure())
mode = stat.S_ISUID | stat.S_ISGID | stat.S_ISVTX
os.chmod(path, mode)
mode = os.stat(path).st_mode # adds a high bit we aren't concerned with
perms = stat.S_IRWXU
set_permissions(path, perms)
assert os.stat(path).st_mode == mode | perms & ~stat.S_IXUSR
[docs]def test_chmod_rejects_group_writable_suid(tmpdir):
path = str(tmpdir.join('file').ensure())
mode = stat.S_ISUID
fs.chmod_x(path, mode)
perms = stat.S_IWGRP
with pytest.raises(InvalidPermissionsError):
set_permissions(path, perms)
[docs]def test_chmod_rejects_world_writable_suid(tmpdir):
path = str(tmpdir.join('file').ensure())
mode = stat.S_ISUID
fs.chmod_x(path, mode)
perms = stat.S_IWOTH
with pytest.raises(InvalidPermissionsError):
set_permissions(path, perms)
[docs]def test_chmod_rejects_world_writable_sgid(tmpdir):
path = str(tmpdir.join('file').ensure())
mode = stat.S_ISGID
fs.chmod_x(path, mode)
perms = stat.S_IWOTH
with pytest.raises(InvalidPermissionsError):
set_permissions(path, perms)