#! /bin/bash
# FS QA Test No. 096
#
# test out mkfs_xfs output on IRIX/Linux and some of its error handling
# ensure pv#920679 is addressed
#
#-----------------------------------------------------------------------
# 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 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
#
#-----------------------------------------------------------------------
#
# creator
owner=tes@sgi.com

seq=`basename $0`
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.*
}

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

#
# filter out counts which will vary
#   - extsz, blocks, agsize, agcount, device name, rtextents
# filter out differences between linux and irix:
#   - sectsz on Linux
#   - mmr, mixed-case on IRIX
#   - lazy-count on IRIX
#   - inode-paths on IRIX
#   - trailing spaces on Linux but not on IRIX
#
# Example output:
#  meta-data=DEV isize=256    agcount=N, agsize=N blks
#  data     =                       bsize=4096   blocks=N, imaxpct=25
#           =                       sunit=65     swidth=65 blks, unwritten=1
#  naming   =version 2              bsize=4096
#  log      =internal log           bsize=4096   blocks=N, version=1
#           =                       sunit=0 blks
#  realtime =none                   extsz=65536  blocks=N, rtextents=N
#
_mkfs_filter()
{
   tee -a $seq.full | \
   sed \
	-e 's/extsz=[0-9][0-9]*[ ]*/extsz=N, /' \
	-e 's/blocks=[0-9][0-9]*/blocks=N/' \
	-e 's/imaxpct=[0-9][0-9]*/imaxpct=N/' \
	-e 's/agsize=[0-9][0-9]*/agsize=N/' \
	-e 's/agcount=[0-9][0-9]*/agcount=N/' \
        -e 's/swidth=[0-9][0-9]* blks$/&, unwritten=1/' \
	-e 's/rtextents=[0-9][0-9]*/rtextents=N/' \
	-e 's/meta-data=[^ ]*/meta-data=DEV/' \
        -e 's/ *isize/ isize/' \
	-e '/ *= *sectsz=[0-9][0-9]* *attr=[0-9][0-9]*.*$/d' \
	-e '/ *= *mmr=[0-9][0-9]* *$/d' \
	-e 's/ *mixed-case=[YN]//' \
	-e 's/ *ascii-ci=[01]//' \
	-e 's/sectsz=[0-9][0-9]* *//' \
	-e 's/, lazy-count.*//' \
	-e '/inode-paths/d' \
	-e 's/\(log[ 	]*=\).*bsize/\1LOG                    bsize/' \
	-e 's/\(realtime[ 	]*=\).*extsz/\1REALTIME               extsz/' \
	-e 's/ *$//' \
   | grep -v parent
}

# real QA test starts here
rm -f $seq.full

# Modify as appropriate.
_supported_fs xfs
_supported_os IRIX Linux
_require_scratch
_require_v2log

# choose .out file based on internal/external log
rm -f $seq.out
if [ "$USE_EXTERNAL" = yes ]; then
	ln -s $seq.external $seq.out
else
	ln -s $seq.internal $seq.out
fi

# maximum log record size
max_lr_size=`expr 256 \* 1024`

big_su=`expr $max_lr_size + 4096`

#
# Test out various mkfs param combinations
#
cat >$tmp.seq.params <<EOF
# su too big but must be a multiple of fs block size too
  -l version=2,su=`expr $max_lr_size + 512`
# test log stripe greater than LR size
  -l version=2,su=$big_su
# same test but get log stripe from data stripe
  -l version=2 -d su=$big_su,sw=1
# test out data stripe
  -l version=1 -d su=$big_su,sw=1
# test out data stripe the same but using sunit & swidth
  -l version=1 -d sunit=`expr $big_su / 512`,swidth=`expr $big_su / 512`
EOF


#
# call mkfs in a loop for various params
#
echo ""
cat $tmp.seq.params \
| while read mkfs
do
    if echo $mkfs | grep -q '^#'; then
        # print out header & ignore comment
	echo $mkfs
	continue
    fi
    echo "--- mkfs=$mkfs ---"
    export MKFS_OPTIONS="$mkfs"
    _scratch_mkfs_xfs | _mkfs_filter
    echo ""
    echo ""
done

# success, all done
status=0
exit
