[PATCH V2] xfstests: add fsstress/recovery test for XFS

[Dave Chinner]

On Mon, Sep 02, 2013 at 09:46:31PM +1000, Dave Chinner wrote:
> From: Dave Chinner <dchinner at redhat.com>
> 
> This has found several issues with recovery on CRC based
> filesystems. It is based on a test case for a dir3 assert failure
> provided by Michael L Semon.
> 
> The test seems to pass now fine with or without CRCs enabled with
> all the kernel patches I've posted over the past day.
> 
> Signed-off-by: Dave Chinner <dchinner at redhat.com>

Ping?

> ---
>  tests/xfs/300     | 105 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
>  tests/xfs/300.out |   2 ++
>  tests/xfs/group   |   1 +
>  3 files changed, 108 insertions(+)
>  create mode 100644 tests/xfs/300
>  create mode 100644 tests/xfs/300.out
> 
> diff --git a/tests/xfs/300 b/tests/xfs/300
> new file mode 100644
> index 0000000..38ecd65
> --- /dev/null
> +++ b/tests/xfs/300
> @@ -0,0 +1,105 @@
> +#!/bin/bash
> +# FS QA Test No. xfs/300
> +#
> +# Basic log recovery stress test - do lots of stuff, shut down in the middle of
> +# it and check that recovery runs to completion and everything can be
> +# successfully removed afterwards..
> +#
> +#-----------------------------------------------------------------------
> +# Copyright (c) 2013 Red Hat, Inc.  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!
> +
> +# get standard environment, filters and checks
> +. ./common/rc
> +. ./common/filter
> +
> +_cleanup()
> +{
> +	cd /
> +	umount $SCRATCH_MNT 2>/dev/null
> +	rm -f $tmp.*
> +}
> +trap "_cleanup; exit \$status" 0 1 2 3 15
> +
> +# real QA test starts here
> +_supported_fs xfs
> +_supported_os Linux
> +
> +_require_scratch
> +
> +rm -f $seqres.full
> +
> +_scratch_mkfs > $seqres.full 2>&1
> +_scratch_mount
> +
> +SLEEP_TIME=$((30 * $TIME_FACTOR))
> +PROCS=$((2 * LOAD_FACTOR))
> +
> +load_dir=$SCRATCH_MNT/test
> +
> +# let this run for a while
> +$FSSTRESS_PROG -n10000000 -p $PROCS -d $load_dir >> $seqres.full 2>&1 &
> +sleep $SLEEP_TIME
> +killall -q $FSSTRESS_PROG
> +wait
> +sync
> +umount $SCRATCH_MNT
> +
> +# now mount again, run the load again, this time with a shutdown.
> +_scratch_mount
> +$XFS_FSR_PROG -v $load_dir >> $seqres.full 2>&1
> +$FSSTRESS_PROG -n10000000 -p $PROCS -d $load_dir >> $seqres.full 2>&1 &
> +sleep $SLEEP_TIME
> +sync
> +
> +# now shutdown and unmount
> +sleep 5
> +$here/src/godown $load_dir
> +killall -q $FSSTRESS_PROG
> +wait
> +
> +# for some reason fsstress processes manage to live on beyond the wait?
> +sleep 5
> +umount $SCRATCH_MNT
> +
> +# now recover, check the filesystem for consistency
> +_scratch_mount
> +umount $SCRATCH_MNT
> +_check_scratch_fs
> +
> +# now clean up.
> +_scratch_mount
> +for d in $load_dir/*; do
> +        rm -rf $d > /dev/null 2>&1 &
> +done
> +wait
> +umount $SCRATCH_MNT
> +_check_scratch_fs
> +
> +echo "No output is good. Failures are loud."
> +
> +status=0
> +exit
> diff --git a/tests/xfs/300.out b/tests/xfs/300.out
> new file mode 100644
> index 0000000..c763112
> --- /dev/null
> +++ b/tests/xfs/300.out
> @@ -0,0 +1,2 @@
> +QA output created by 300
> +No output is good. Failures are loud.
> diff --git a/tests/xfs/group b/tests/xfs/group
> index 352a4c5..3f1702a 100644
> --- a/tests/xfs/group
> +++ b/tests/xfs/group
> @@ -179,3 +179,4 @@
>  297 auto freeze
>  298 auto attr symlink quick
>  299 auto quota
> +300 auto stress log metadata repair
> -- 
> 1.8.3.2
> 
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-- 
Dave Chinner
david at fromorbit.com