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#! /bin/bash
# SPDX-License-Identifier: GPL-2.0
# Copyright (c) 2022 Fujitsu Limited. All Rights Reserved.
#
# FS QA Test No. 696
#
# Test S_ISGID stripping whether works correctly when call process
# uses umask(S_IXGRP).
#
# It is also a regression test for
# commit ac6800e279a2 ("fs: Add missing umask strip in vfs_tmpfile")
# commit 1639a49ccdce ("fs: move S_ISGID stripping into the vfs_*() helpers")
. ./common/preamble
_begin_fstest auto quick cap idmapped mount perms rw unlink
# Import common functions.
. ./common/filter
# real QA test starts here
_supported_fs generic
_require_test
_require_scratch
_fixed_by_kernel_commit ac6800e279a2 \
"fs: Add missing umask strip in vfs_tmpfile" \
1639a49ccdce "fs: move S_ISGID stripping into the vfs_*() helpers"
_scratch_mkfs >$seqres.full 2>&1
$here/src/vfs/vfstest --test-setgid-create-umask \
--device "$TEST_DEV" --mount "$TEST_DIR" --fstype "$FSTYP"
if [ "$FSTYP" != afs ]
then
export MOUNT_OPTIONS="-o noacl $MOUNT_OPTIONS"
fi
# Also test S_ISGID stripping whether works correctly on underflying filesystem
# that supports noacl feature.
# noacl will earse acl flag in superblock, so kernel will use current_umask in
# vfs directly instead of calling posix_acl_create on underflying filesystem.
_try_scratch_mount >>$seqres.full 2>&1 && \
$here/src/vfs/vfstest --test-setgid-create-umask \
--device "$SCRATCH_DEV" --mount "$SCRATCH_MNT" --fstype "$FSTYP"
echo "Silence is golden"
status=0
exit
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