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#!/bin/sh
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# Copyright (C) 2010-2015 Red Hat, Inc. All rights reserved.
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#
# This copyrighted material is made available to anyone wishing to use,
# modify, copy, or redistribute it subject to the terms and conditions
# of the GNU General Public License v.2.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software Foundation,
# Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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. lib/inittest
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test -e LOCAL_LVMPOLLD && skip
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which mkfs.ext3 || skip
lvdev_( ) {
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echo " $DM_DEV_DIR / $1 / $2 "
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}
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test_snapshot_mount( ) {
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lvcreate -aey -L4M -n $lv1 $vg " $dev1 "
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mkfs.ext3 $( lvdev_ $vg $lv1 )
mkdir test_mnt
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mount " $( lvdev_ $vg $lv1 ) " test_mnt
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lvcreate -L4M -n $lv2 -s $vg /$lv1
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umount test_mnt
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aux udev_wait
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# mount the origin
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mount " $( lvdev_ $vg $lv1 ) " test_mnt
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umount test_mnt
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aux udev_wait
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# mount the snapshot
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mount " $( lvdev_ $vg $lv2 ) " test_mnt
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umount test_mnt
rm -r test_mnt
vgchange -an $vg
lvremove -f $vg /$lv1
}
# FIXME add more topology-specific tests and validation (striped LVs, etc)
NUM_DEVS = 1
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PER_DEV_SIZE = 34
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DEV_SIZE = $(( $NUM_DEVS * $PER_DEV_SIZE ))
# ---------------------------------------------
# Create "desktop-class" 4K drive
# (logical_block_size=512, physical_block_size=4096, alignment_offset=0):
LOGICAL_BLOCK_SIZE = 512
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aux prepare_scsi_debug_dev $DEV_SIZE \
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sector_size = $LOGICAL_BLOCK_SIZE physblk_exp = 3
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# Test that kernel supports topology
if [ ! -e /sys/block/$( basename $( < SCSI_DEBUG_DEV) ) /alignment_offset ] ; then
aux cleanup_scsi_debug_dev
skip
fi
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check sysfs " $( < SCSI_DEBUG_DEV) " queue/logical_block_size $LOGICAL_BLOCK_SIZE
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aux prepare_pvs $NUM_DEVS $PER_DEV_SIZE
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get_devs
vgcreate $vg " ${ DEVICES [@] } "
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test_snapshot_mount
vgremove $vg
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aux cleanup_scsi_debug_dev
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# ---------------------------------------------
# Create "desktop-class" 4K drive w/ 63-sector DOS partition compensation
# (logical_block_size=512, physical_block_size=4096, alignment_offset=3584):
LOGICAL_BLOCK_SIZE = 512
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aux prepare_scsi_debug_dev $DEV_SIZE \
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sector_size = $LOGICAL_BLOCK_SIZE physblk_exp = 3 lowest_aligned = 7
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check sysfs " $( < SCSI_DEBUG_DEV) " queue/logical_block_size $LOGICAL_BLOCK_SIZE
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aux prepare_pvs $NUM_DEVS $PER_DEV_SIZE
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vgcreate $vg " ${ DEVICES [@] } "
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test_snapshot_mount
vgremove $vg
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aux cleanup_scsi_debug_dev
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# ---------------------------------------------
# Create "enterprise-class" 4K drive
# (logical_block_size=4096, physical_block_size=4096, alignment_offset=0):
LOGICAL_BLOCK_SIZE = 4096
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aux prepare_scsi_debug_dev $DEV_SIZE \
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sector_size = $LOGICAL_BLOCK_SIZE
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check sysfs " $( < SCSI_DEBUG_DEV) " queue/logical_block_size $LOGICAL_BLOCK_SIZE
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aux prepare_pvs $NUM_DEVS $PER_DEV_SIZE
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vgcreate $vg " ${ DEVICES [@] } "
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test_snapshot_mount
vgremove $vg
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aux cleanup_scsi_debug_dev
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# scsi_debug option opt_blks appeared in Oct 2010
aux kernel_at_least 2 6 37 || exit 0
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# ---------------------------------------------
# Create "enterprise-class" 512 drive w/ HW raid stripe_size = 768K
# (logical_block_size=512, physical_block_size=512, alignment_offset=0):
# - tests case where optimal_io_size=768k < default PE alignment=1MB
LOGICAL_BLOCK_SIZE = 512
aux prepare_scsi_debug_dev $DEV_SIZE \
sector_size = $LOGICAL_BLOCK_SIZE opt_blks = 1536
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check sysfs " $( < SCSI_DEBUG_DEV) " queue/logical_block_size $LOGICAL_BLOCK_SIZE
check sysfs " $( < SCSI_DEBUG_DEV) " queue/optimal_io_size 786432
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aux prepare_pvs 1 $PER_DEV_SIZE
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# Kernel (3.19) could provide wrong results - in this case skip
# test with incorrect result - lvm2 can't figure out good values.
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check sysfs " $dev1 " queue/optimal_io_size 786432 || SHOULD = should
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$SHOULD check pv_field " ${ DEVICES [@] } " pe_start 768.00k
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aux cleanup_scsi_debug_dev