mirror_zfs/tests/zfs-tests/tests/functional/renameat2/renameat2_whiteout.ksh
Rob Norris eb9098ed47 SPDX: license tags: CDDL-1.0
Sponsored-by: https://despairlabs.com/sponsor/
Signed-off-by: Rob Norris <robn@despairlabs.com>
Reviewed-by: Tony Hutter <hutter2@llnl.gov>
Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
2025-03-13 17:56:27 -07:00

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#!/bin/ksh -p
# SPDX-License-Identifier: CDDL-1.0
#
# CDDL HEADER START
#
# The contents of this file are subject to the terms of the
# Common Development and Distribution License (the "License").
# You may not use this file except in compliance with the License.
#
# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
# or https://opensource.org/licenses/CDDL-1.0.
# See the License for the specific language governing permissions
# and limitations under the License.
#
# When distributing Covered Code, include this CDDL HEADER in each
# file and include the License file at usr/src/OPENSOLARIS.LICENSE.
# If applicable, add the following below this CDDL HEADER, with the
# fields enclosed by brackets "[]" replaced with your own identifying
# information: Portions Copyright [yyyy] [name of copyright owner]
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# CDDL HEADER END
#
#
# Copyright (C) 2019 Aleksa Sarai <cyphar@cyphar.com>
# Copyright (C) 2019 SUSE LLC
#
. $STF_SUITE/include/libtest.shlib
verify_runnable "both"
function cleanup
{
log_must rm -rf $TESTDIR/*
}
log_assert "ZFS supports RENAME_WHITEOUT."
log_onexit cleanup
cd $TESTDIR
echo "whiteout" > whiteout
# Straight-forward rename-with-whiteout.
log_must renameat2 -w whiteout new
# Check new file.
log_must grep '^whiteout$' new
# Check that the whiteout is actually a {0,0} char device.
log_must grep '^character special file:0:0$' <<<"$(stat -c '%F:%t:%T' whiteout)"
log_pass "ZFS supports RENAME_WHITEOUT as expected."