| #! /bin/bash |
| # FSQA Test No. 190 |
| # |
| # This test uses xfs_io to unreserve space in a file at various different |
| # offsets and sizes. The script then verifies the holes are in the correct |
| # location. |
| # |
| # PV 985792 |
| # |
| #----------------------------------------------------------------------- |
| # Copyright (c) 2008 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=pleckie@sgi.com |
| |
| #This is the list of holes to punch in the file limited to $filesize |
| #NOTE holes cannot overlap or this script will fail. |
| holes="4096:4096 303104:4096 1048576:512 1051648:8192 1065984:8192 1085440:7168" |
| #filesize in MB |
| filesize=10 |
| #Name of file to perform the test on |
| filename=test-190 |
| |
| seq=`basename $0` |
| echo "QA output created by $seq" |
| |
| here=`pwd` |
| tmp=/tmp/$$ |
| status=0 # success is the default! |
| rm -f $seq.full |
| |
| # get standard environment, filters and checks |
| . ./common.rc |
| . ./common.filter |
| |
| # real QA test starts here |
| _supported_fs xfs |
| _supported_os Linux |
| |
| _require_scratch |
| _scratch_mkfs_xfs >/dev/null 2>&1 |
| _scratch_mount |
| fsblocksize=`xfs_info $SCRATCH_MNT|sed 's/=/ /g'|awk '/^data / { print $3 }'` |
| |
| dd if=/dev/zero of=$SCRATCH_MNT/$filename bs=1024k count=10 >> $seq.full 2>&1 |
| |
| # run DMAPI test using verbose output |
| echo Punching holes in file |
| echo Punching holes in file >> $seq.full |
| for i in $holes ; do |
| echo xfs_io -c "unresvsp `echo $i |$SED_PROG 's/:/ /g'`" $SCRATCH_MNT/$filename >> $seq.full |
| xfs_io -c "unresvsp `echo $i |$SED_PROG 's/:/ /g'`" $SCRATCH_MNT/$filename ; |
| done |
| |
| echo Verifying holes are in the correct spots: |
| |
| xfs_bmap=`xfs_bmap $SCRATCH_MNT/$filename` |
| xfs_bmap $SCRATCH_MNT/$filename >> $seq.full |
| for i in $holes ; do |
| holeStart=$[`echo $i|$SED_PROG 's/:/ /g'|awk '{print $1}'`]; |
| holeEnd=$[`echo $i|$SED_PROG 's/:/ /g'|awk '{print $2}'`]; |
| |
| #Round hole size down to a multiple of $fsblocksize |
| holeEnd=$[(($holeStart+$holeEnd)/$fsblocksize)*$fsblocksize] |
| |
| #Round hole start up to a multiple of $fsblocksize |
| if [ $[$holeStart % $fsblocksize] -gt 0 ] ; then |
| holeStart=$[($holeStart/$fsblocksize +1) * $fsblocksize] |
| fi |
| #xfs_bmap prints holes in the following format |
| # 1: [8..15]: hole |
| bmap="\[$[$holeStart/512]..$[($holeEnd/512) -1]\]"; |
| echo $bmap >> $seq.full |
| if [ $holeEnd == $holeStart ] ; then |
| continue #there is no hole |
| fi |
| if ! echo $xfs_bmap|grep -q $bmap; then |
| echo Offset $holeStart to $holeEnd basic blocks failed; |
| status=1; |
| fi |
| done |
| if [ $status == 0 ] ; then |
| echo Test $seq Passed. |
| fi |
| |
| exit |