From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mx1.redhat.com ([209.132.183.28]:58510 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751790AbcINICN (ORCPT ); Wed, 14 Sep 2016 04:02:13 -0400 From: Zorro Lang Subject: [PATCH] fstests: test platform_check_ismounted do its work Date: Wed, 14 Sep 2016 16:02:09 +0800 Message-Id: <1473840129-19203-1-git-send-email-zlang@redhat.com> Sender: fstests-owner@vger.kernel.org To: fstests@vger.kernel.org Cc: linux-xfs@vger.kernel.org, Zorro Lang List-ID: There's a bug, the ustat() sysetm call is not implemented on someone arch, but xfsprogs uses this to detect whether a filesystem is mounted in platform_check_ismounted() function. If ustat() is not implemented, platform_check_ismounted() return "isn't mounted" if a filesystem is mounted, that's a big problem, it will cause corruption. Signed-off-by: Zorro Lang --- tests/xfs/284 | 113 ++++++++++++++++++++++++++++++++++++++++++++++++++++++ tests/xfs/284.out | 8 ++++ tests/xfs/group | 1 + 3 files changed, 122 insertions(+) create mode 100755 tests/xfs/284 create mode 100644 tests/xfs/284.out diff --git a/tests/xfs/284 b/tests/xfs/284 new file mode 100755 index 0000000..53fbcb1 --- /dev/null +++ b/tests/xfs/284 @@ -0,0 +1,113 @@ +#! /bin/bash +# FS QA Test 284 +# +# Make sure platform_check_ismounted() do its work. A bug cause +# platform_check_ismounted return "isn't mounted" status, even if +# the filesystem is mounted. That maybe cause corruption, so must +# make sure this function always do its work. +# +#----------------------------------------------------------------------- +# Copyright (c) 2016 Red Hat. All Rights Reserved. +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation. +# +# This program is distributed in the hope that it would be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write the Free Software Foundation, +# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA +#----------------------------------------------------------------------- +# + +seq=`basename $0` +seqres=$RESULT_DIR/$seq +echo "QA output created by $seq" + +here=`pwd` +tmp=/tmp/$$ +status=1 # failure is the default! +trap "_cleanup; exit \$status" 0 1 2 3 15 + +_cleanup() +{ + cd / + rm -f $tmp.* + rm -f $METADUMP_FILE 2>/dev/null + rm -f $COPY_FILE 2>/dev/null +} + +# get standard environment, filters and checks +. ./common/rc +. ./common/filter + +# remove previous $seqres.full before test +rm -f $seqres.full + +# real QA test starts here +_supported_fs xfs +_supported_os Linux +_require_test +_require_scratch + +function filter_mounted() +{ + grep "mounted" | _filter_scratch | head -1 +} + +METADUMP_FILE="${TEST_DIR}/${seq}_metadump" +COPY_FILE="${TEST_DIR}/${seq}_copyfile" + +# Test dump a mounted device +_scratch_mount +_scratch_metadump $METADUMP_FILE 2>&1 | filter_mounted +[ ${PIPESTATUS[0]} -eq 0 ] && echo "Test dump a mounted device [Failed]" +_scratch_unmount + +# Test restore a mounted device +_scratch_metadump $METADUMP_FILE +_scratch_mount +xfs_mdrestore $METADUMP_FILE $SCRATCH_DEV 2>&1 | filter_mounted +[ ${PIPESTATUS[0]} -eq 0 ] && echo "Test restore a mounted device [Failed]" +_scratch_unmount + +# Test xfs_copy to a mounted device +# If source is mounted, xfs_copy will print a warning, but still +# keep on copying. If target is mounted, xfs_copy will failed. +$XFS_COPY_PROG $SCRATCH_DEV $COPY_FILE >/dev/null +_scratch_mount +$XFS_COPY_PROG $COPY_FILE $SCRATCH_DEV 2>&1 | filter_mounted +[ ${PIPESTATUS[0]} -eq 0 ] && echo "Test xfs_copy to a mounted device [Failed]" +_scratch_unmount + +# Test xfs_db a mounted device without readonly (-r) option +_scratch_mount +$XFS_DB_PROG -c sb $SCRATCH_DEV 2>&1 | filter_mounted +[ ${PIPESTATUS[0]} -eq 0 ] && + echo "Test xfs_db a mounted device(without -r option) [Failed]" +_scratch_unmount + +# Test mkfs.xfs a mounted device +# Generally mkfs will report device is mounted, but if it can't find +# device is mounted, it'll report device busy. +_scratch_mount +_scratch_mkfs 2>&1 | filter_mounted +[ ${PIPESTATUS[0]} -eq 0 ] && echo "Test mkfs.xfs a mounted device [Failed]" +_scratch_unmount + +# Test xfs_repair (with/without modify flag) a mounted device +_scratch_mount +_scratch_xfs_repair -n 2>&1 | filter_mounted +[ ${PIPESTATUS[0]} -eq 0 ] && + echo "Test xfs_repair -n a mounted devie [Failed]" +_scratch_xfs_repair 2>&1 | filter_mounted +[ ${PIPESTATUS[0]} -eq 0 ] && echo "Test xfs_repair a mounted devie [Failed]" +_scratch_unmount + +# success, all done +status=0 +exit diff --git a/tests/xfs/284.out b/tests/xfs/284.out new file mode 100644 index 0000000..302d75e --- /dev/null +++ b/tests/xfs/284.out @@ -0,0 +1,8 @@ +QA output created by 284 +xfs_metadump: SCRATCH_DEV contains a mounted and writable filesystem +xfs_mdrestore: a filesystem is mounted on target device "SCRATCH_DEV", cannot restore to a mounted filesystem. +xfs_copy: a filesystem is mounted on target device "SCRATCH_DEV". +xfs_db: SCRATCH_DEV contains a mounted filesystem +mkfs.xfs: SCRATCH_DEV contains a mounted filesystem +xfs_repair: SCRATCH_DEV contains a mounted and writable filesystem +xfs_repair: SCRATCH_DEV contains a mounted filesystem diff --git a/tests/xfs/group b/tests/xfs/group index baa0ff6..0ac4bd5 100644 --- a/tests/xfs/group +++ b/tests/xfs/group @@ -281,6 +281,7 @@ 281 dump ioctl auto quick 282 dump ioctl auto quick 283 dump ioctl auto quick +284 auto quick mount 287 auto dump quota quick 290 auto rw prealloc quick ioctl zero 291 auto repair -- 2.7.4