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Fix v2 log scripts so that they are not run if v2 log support is not there.

#! /bin/sh
# FS QA Test No. 087
#
# * like 086 but want to create more/different kinds of metadata
#   and so will use fsstress
# * also can interrupt metadata with godown
#
#-----------------------------------------------------------------------
# Copyright (c) 2000-2004 Silicon Graphics, Inc.  All Rights Reserved.
# 
# This program is free software; you can redistribute it and/or modify it
# under the terms of version 2 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.
# 
# Further, this software is distributed without any warranty that it is
# free of the rightful claim of any third person regarding infringement
# or the like.  Any license provided herein, whether implied or
# otherwise, applies only to this software file.  Patent licenses, if
# any, provided herein do not apply to combinations of this program with
# other software, or any other product whatsoever.
# 
# You should have received a copy of the GNU General Public License along
# with this program; if not, write the Free Software Foundation, Inc., 59
# Temple Place - Suite 330, Boston MA 02111-1307, USA.
# 
# Contact information: Silicon Graphics, Inc., 1600 Amphitheatre Pkwy,
# Mountain View, CA  94043, or:
# 
# http://www.sgi.com 
# 
# For further information regarding this notice, see: 
# 
# http://oss.sgi.com/projects/GenInfo/SGIGPLNoticeExplan/
#-----------------------------------------------------------------------
#
# creator
owner=tes@melbourne.sgi.com

seq=`basename $0`
echo "QA output created by $seq"

here=`pwd`
tmp=/tmp/$$
status=1	# failure is the default!
trap "rm -f $tmp.*; exit \$status" 0 1 2 3 15

# get standard environment, filters and checks
. ./common.rc
. ./common.filter
. ./common.log

_do_meta()
{
    out=$SCRATCH_MNT/fsstress
    count=10000
    param="-p 4 -z -f rmdir=10 -f link=10 -f creat=10 -f mkdir=10 \
           -f rename=30 -f stat=30 -f unlink=30 -f truncate=20"
    _echofull "calling fsstress $param -m8 -n $count"
    if ! $here/ltp/fsstress $param $FSSTRESS_AVOID -m 8 -n $count -d $out >>$seq.full 2>&1
    then
	_echofull "fsstress failed"
    fi
}

# real QA test starts here
_supported_fs xfs
_supported_os IRIX Linux

rm -f $seq.full $tmp.*
_require_scratch
_require_v2log 

echo "*** init FS"
umount $SCRATCH_DEV >/dev/null 2>&1

cat >$tmp.seq.params <<EOF
# mkfs-opt             mount-opt
# ------------------------------
  version=2            logbsize=32k
  version=2,su=4096    logbsize=32k
  version=2,su=32768   logbsize=32k
  version=2            logbsize=64k
  version=2            logbsize=128k
  version=2            logbsize=256k
EOF

cat $tmp.seq.params \
| while read mkfs mnt restofline
do
    if [ "$mkfs" = "#" ]; then 
	continue
    fi

    echo "--- mkfs=$mkfs, mnt=$mnt ---"
    export MKFS_OPTIONS="-l $mkfs"
    export MOUNT_OPTIONS="-o $mnt"

    # mkfs the FS
    _echofull "mkfs"
    if ! _mkfs_log; then
	_echofull "mkfs failed: $MKFS_OPTIONS"
	continue
    fi

    # mount the FS
    _echofull "mount"
    if ! _scratch_mount >>$seq.full 2>&1; then
	_echofull "mount failed: $MOUNT_OPTIONS"
	continue
    fi

    # create the metadata
    _do_meta

    # check before on what FS should look like
    _echofull "ls -RF SCRATCH_MNT"
    ls -RF $SCRATCH_MNT >$tmp.ls1

    _echofull "godown"
    src/godown -v -f $SCRATCH_MNT >> $seq.full

    _echofull "unmount"
    umount $SCRATCH_DEV >>$seq.full 2>&1 \
	|| _fail "umount failed"

    _echofull "logprint after going down..."
    _print_logstate

    _full "logprint headers"
    _scratch_xfs_logprint -n >>$seq.full 2>&1

    _echofull "mount with replay"
    _scratch_mount >>$seq.full 2>&1 \
	|| _fail "mount failed: $MOUNT_OPTIONS"

    # check on what FS looks like after log recovery
    _echofull "ls -RF SCRATCH_MNT"
    ls -RF $SCRATCH_MNT >$tmp.ls2

    _echofull "diff ls before and after"
    diff -us $tmp.ls1 $tmp.ls2 | sed "s#$tmp#TMP#g"

    _echofull "unmount"
    umount $SCRATCH_MNT

    _echofull "logprint after mount and replay..."
    _print_logstate

    if _check_scratch_fs; then
	_echofull "filesystem is checked ok"
    else
	_echofull "filesystem is NOT ok"
    fi
done

status=0 
exit