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279: test mkfs with various sector sizes & alignments
This test uses the scsi_debug module to test mkfs against various physical & logical sector sizes, and with aligned and unaligned devices. Signed-off-by: Eric Sandeen <sandeen@redhat.com> Reviewed-by: Dave Chinner <dchinner@redhat.com>
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Eric Sandeen
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Eric Sandeen
Eric Sandeen
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#! /bin/bash
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# FS QA Test No. 279
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#
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# Test mkfs.xfs against various types of devices with varying
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# logical & physical sector sizes and offsets.
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#
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#-----------------------------------------------------------------------
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# Copyright (c) 2012 Red Hat, Inc. All Rights Reserved.
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License as
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# published by the Free Software Foundation.
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#
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# This program is distributed in the hope that it would be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write the Free Software Foundation,
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# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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#-----------------------------------------------------------------------
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#
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# creator
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owner=sandeen@redhat.com
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seq=`basename $0`
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echo "QA output created by $seq"
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here=`pwd`
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tmp=/tmp/$$
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status=1 # failure is the default!
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trap "_cleanup; exit \$status" 0 1 2 3 15
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_cleanup()
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{
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cd /
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rm -f $tmp.*
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_put_scsi_debug_dev
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}
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# get standard environment, filters and checks
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. ./common.rc
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. ./common.filter
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. ./common.scsi_debug
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# real QA test starts here
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_supported_fs xfs
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_supported_os Linux
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_require_scsi_debug
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rm -f $seq.full
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# Remove xfs signature so -f isn't needed to re-mkfs
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_wipe_device()
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{
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device=$1
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dd if=/dev/zero of=$device bs=4k count=1 &>/dev/null
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}
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_check_mkfs()
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{
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echo "==================="
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echo "mkfs with opts: $@" | sed -e "s,/dev/sd.,DEVICE,"
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/sbin/mkfs.xfs $@ 2>/dev/null > $tmp.mkfs.full
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if [ $? -ne 0 ]; then
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echo "Failed."
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return
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fi
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echo "Passed."
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cat $tmp.mkfs.full | _filter_mkfs >> $seq.full 2>$tmp.mkfs
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. $tmp.mkfs
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echo "Got sector size: $sectsz"
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device=`echo $@ | awk '{print $NF}'`
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_wipe_device $device
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}
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# === 4k physical 512b logical aligned
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(
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echo "==================="
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echo "4k physical 512b logical aligned"
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SCSI_DEBUG_DEV=`_get_scsi_debug_dev 4096 512 0 128`
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# sector size should default to 4k
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_check_mkfs $SCSI_DEBUG_DEV
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# blocksize smaller than physical sectorsize should revert to logical sectorsize
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_check_mkfs -b size=2048 -f $SCSI_DEBUG_DEV
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) | tee -a $seq.full
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_put_scsi_debug_dev
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# === 4k physical 512b logical unaligned
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(
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echo "==================="
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echo "4k physical 512b logical unaligned"
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SCSI_DEBUG_DEV=`_get_scsi_debug_dev 4096 512 1 128`
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# should fail on misalignment
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_check_mkfs $SCSI_DEBUG_DEV
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# should fall back to logical sector size with force
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_check_mkfs -f $SCSI_DEBUG_DEV
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# with 4k sector specified should fail without force
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_check_mkfs -s size=4096 $SCSI_DEBUG_DEV
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# with 4k sector specified should fall back to logical sector size with force
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_check_mkfs -s size=4096 -f $SCSI_DEBUG_DEV
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) | tee -a $seq.full
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_put_scsi_debug_dev
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# === hard 4k physical / 4k logical
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(
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echo "==================="
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echo "hard 4k physical / 4k logical"
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SCSI_DEBUG_DEV=`_get_scsi_debug_dev 4096 4096 0 128`
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# block size smaller than sector size should fail
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_check_mkfs -b size=2048 $SCSI_DEBUG_DEV
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# sector size smaller than physical sector size should fail
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_check_mkfs -s size=512 $SCSI_DEBUG_DEV
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) | tee -a $seq.full
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_put_scsi_debug_dev
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status=0
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exit
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@@ -0,0 +1,35 @@
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QA output created by 279
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===================
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4k physical 512b logical aligned
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===================
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mkfs with opts: DEVICE
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Passed.
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Got sector size: 4096
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===================
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mkfs with opts: -b size=2048 -f DEVICE
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Passed.
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Got sector size: 512
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===================
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4k physical 512b logical unaligned
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===================
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mkfs with opts: DEVICE
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Failed.
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===================
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mkfs with opts: -f DEVICE
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Passed.
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Got sector size: 512
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===================
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mkfs with opts: -s size=4096 DEVICE
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Failed.
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===================
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mkfs with opts: -s size=4096 -f DEVICE
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Passed.
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Got sector size: 4096
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===================
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hard 4k physical / 4k logical
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===================
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mkfs with opts: -b size=2048 DEVICE
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Failed.
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===================
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mkfs with opts: -s size=512 DEVICE
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Failed.
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@@ -0,0 +1,62 @@
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##/bin/bash
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#
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# Copyright (c) 2012 Red Hat, Inc
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# All Rights Reserved.
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#
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# Written by Eric Sandeen <sandeen@redhat.com>
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License as
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# published by the Free Software Foundation.
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#
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# This program is distributed in the hope that it would be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write the Free Software Foundation,
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# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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#
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#
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# Functions useful for tests on unique block devices
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#
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_require_scsi_debug()
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{
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# make sure we have the module and it's not already used
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modinfo scsi_debug 2>&1 > /dev/null || _notrun "scsi_debug module not found"
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lsmod | grep -wq scsi_debug && _notrun "scsi_debug module in use"
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# make sure it has the features we need
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# logical/physical sectors plus unmap support all went in together
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modinfo scsi_debug | grep -wq sector_size || _notrun "scsi_debug too old"
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}
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# Args: [physical sector size, [logical sector size, [unaligned(0|1), [size in megs]]]]
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_get_scsi_debug_dev()
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{
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# Defaults to phys 512, logical 512, aligned
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physical=${1-512}
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logical=${2-512}
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unaligned=${3-0}
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size=${4-128}
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phys_exp=0
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while [ $logical -lt $physical ]; do
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let physical=physical/2
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let phys_exp=phys_exp+1
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done
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opts="sector_size=$logical physblk_exp=$phys_exp lowest_aligned=$unaligned dev_size_mb=$size"
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echo "scsi_debug options $opts" >> $seq.full
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modprobe scsi_debug $opts
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[ $? -eq 0 ] || _fail "scsi_debug modprobe failed"
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sleep 1
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device=`grep -wl scsi_debug /sys/block/sd*/device/model | awk -F / '{print $4}'`
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echo "/dev/$device"
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}
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_put_scsi_debug_dev()
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{
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sleep 1
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rmmod scsi_debug || _fail "Could not remove scsi_debug module"
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}
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