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#!/bin/sh
# SPDX-License-Identifier: GPL-2.0-or-later
# Copyright (c) Jan Kara <jack@suse.cz>, 2008
# Copyright (c) International Business Machines Corp., 2009
# Copyright (c) Köry Maincent <kory.maincent@bootlin.com> 2021
# Copyright (c) 2021 Petr Vorel <pvorel@suse.cz>
TST_NEEDS_CMDS="dd mkfs.ext3 mount quota quotacheck quotaon sed tail"
TST_NEEDS_DRIVERS="quota_v2"
TST_NEEDS_ROOT=1
TST_NEEDS_TMPDIR=1
TST_SETUP=do_setup
TST_CLEANUP=do_clean
TST_TESTFUNC=do_test
TST_MIN_KVER="2.6.26"
do_setup()
{
if [ ! -d /proc/sys/fs/quota ]; then
tst_brk TCONF "quota not supported in kernel"
fi
MNTDIR="mnt.$$"
IMAGE="ltp-$$-fs-image"
ROD dd if=/dev/zero of=$IMAGE bs=4096 count=8000 2>/dev/null
ROD mkfs.ext3 -q -F -b 4096 $IMAGE
mkdir $MNTDIR
}
do_clean()
{
[ "$mounted" ] || return
tst_umount "$PWD/$MNTDIR"
mounted=
}
get_blocks()
{
quota -f $MNTDIR -v -w | tail -n 1 | sed -e 's/ *[^ ]* *\([0-9]*\) .*/\1/'
}
do_test()
{
tst_res TINFO "testing quota on remount"
local blocks newblocks
ROD mount -t ext3 -o loop,usrquota,grpquota $IMAGE $MNTDIR
mounted=1
# some distros (CentOS 6.x, for example) doesn't permit creating
# of quota files in a directory with SELinux file_t type
if tst_selinux_enforced &&
tst_cmd_available chcon && ! chcon -t tmp_t $MNTDIR; then
tst_brk TCONF "could not change SELinux file type"
fi
ROD quotacheck -cug $MNTDIR
ROD quotaon -ug $MNTDIR
ROD echo "blah" />$MNTDIR/file
blocks=$(get_blocks)
ROD mount -o remount,ro $MNTDIR
ROD mount -o remount,rw $MNTDIR
ROD rm $MNTDIR/file
newblocks=$(get_blocks)
if [ $blocks -eq $newblocks ]; then
tst_res TFAIL "usage did not change after remount"
return
fi
tst_res TPASS "quota on remount passed"
do_clean
}
. tst_test.sh
tst_run
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