#! /bin/bash
# SPDX-License-Identifier: GPL-2.0
# Copyright (c) 2016 Red Hat Inc. All Rights Reserved.
#
# FS QA Test 004
#
# Test file copy up on overlayfs by changing mode bits.
#
. ./common/preamble
_begin_fstest attr auto copyup quick perms

# Import common functions.
. ./common/filter

# Modify as appropriate.
_require_scratch
_require_user

# Remove all files from previous tests
_scratch_mkfs

# Create test file in lower dir
lowerdir=${OVL_BASE_SCRATCH_MNT}/${OVL_LOWER}
upperdir=${OVL_BASE_SCRATCH_MNT}/${OVL_UPPER}
mkdir -p $lowerdir
touch ${lowerdir}/attr_file1
chmod 000 ${lowerdir}/attr_file1
touch ${lowerdir}/attr_file2
chmod 000 ${lowerdir}/attr_file2

_scratch_mount

# copy up by change mode bits and check.
chmod a+x ${SCRATCH_MNT}/attr_file1 > /dev/null 2>&1
chmod o-w ${SCRATCH_MNT}/attr_file1 > /dev/null 2>&1
chmod g+w ${SCRATCH_MNT}/attr_file1 > /dev/null 2>&1
chmod u-r ${SCRATCH_MNT}/attr_file1 > /dev/null 2>&1
chmod a+X ${SCRATCH_MNT}/attr_file1 > /dev/null 2>&1
chmod o-s ${SCRATCH_MNT}/attr_file1 > /dev/null 2>&1
chmod g+t ${SCRATCH_MNT}/attr_file1 > /dev/null 2>&1
chmod u-X ${SCRATCH_MNT}/attr_file1 > /dev/null 2>&1
stat -c %a ${SCRATCH_MNT}/attr_file1

# unprivileged user can't do this.
_user_do "chmod a+x ${SCRATCH_MNT}/attr_file2 > /dev/null 2>&1"
_user_do "chmod o-w ${SCRATCH_MNT}/attr_file2 > /dev/null 2>&1"
_user_do "chmod g+w ${SCRATCH_MNT}/attr_file2 > /dev/null 2>&1"
_user_do "chmod u-r ${SCRATCH_MNT}/attr_file2 > /dev/null 2>&1"
_user_do "chmod a+X ${SCRATCH_MNT}/attr_file2 > /dev/null 2>&1"
_user_do "chmod o-s ${SCRATCH_MNT}/attr_file2 > /dev/null 2>&1"
_user_do "chmod g+t ${SCRATCH_MNT}/attr_file2 > /dev/null 2>&1"
_user_do "chmod u-X ${SCRATCH_MNT}/attr_file2 > /dev/null 2>&1"
stat -c %a ${SCRATCH_MNT}/attr_file2

# unmount overlayfs but not base fs
$UMOUNT_PROG $SCRATCH_MNT

# check mode bits of the file that has been copied up, and
# the file that should not have been copied up.
stat -c %a ${upperdir}/attr_file1
ls ${upperdir}/

# success, all done
status=0
exit
