mirror of
git://sourceware.org/git/lvm2.git
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123 lines
3.7 KiB
Bash
123 lines
3.7 KiB
Bash
#!/usr/bin/env bash
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# Copyright (C) 2010-2015 Red Hat, Inc. All rights reserved.
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#
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# This copyrighted material is made available to anyone wishing to use,
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# modify, copy, or redistribute it subject to the terms and conditions
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# of the GNU General Public License v.2.
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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 to the Free Software Foundation,
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# Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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SKIP_WITH_LVMLOCKD=1
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SKIP_WITH_LVMPOLLD=1
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. lib/inittest
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which mkfs.ext3 || skip
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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 $lv1)"
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mkdir test_mnt
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mount "$(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
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rm -r test_mnt
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vgchange -an $vg
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lvremove -f $vg/$lv1
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}
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# FIXME add more topology-specific tests and validation (striped LVs, etc)
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NUM_DEVS=1
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PER_DEV_SIZE=34
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DEV_SIZE=$(( NUM_DEVS * PER_DEV_SIZE ))
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# ---------------------------------------------
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# Create "desktop-class" 4K drive
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# (logical_block_size=512, physical_block_size=4096, alignment_offset=0):
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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
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if [ ! -e "/sys/block/$(basename "$(< SCSI_DEBUG_DEV)")/alignment_offset" ] ; then
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aux cleanup_scsi_debug_dev
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skip
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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
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vgcreate $vg "${DEVICES[@]}"
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test_snapshot_mount
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vgremove $vg
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aux cleanup_scsi_debug_dev
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# ---------------------------------------------
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# Create "desktop-class" 4K drive w/ 63-sector DOS partition compensation
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# (logical_block_size=512, physical_block_size=4096, alignment_offset=3584):
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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
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vgremove $vg
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aux cleanup_scsi_debug_dev
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# ---------------------------------------------
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# Create "enterprise-class" 4K drive
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# (logical_block_size=4096, physical_block_size=4096, alignment_offset=0):
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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
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vgremove $vg
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aux cleanup_scsi_debug_dev
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# scsi_debug option opt_blks appeared in Oct 2010
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aux kernel_at_least 2 6 37 || exit 0
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# ---------------------------------------------
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# Create "enterprise-class" 512 drive w/ HW raid stripe_size = 768K
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# (logical_block_size=512, physical_block_size=512, alignment_offset=0):
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# - tests case where optimal_io_size=768k < default PE alignment=1MB
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LOGICAL_BLOCK_SIZE=512
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aux prepare_scsi_debug_dev $DEV_SIZE \
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sector_size=$LOGICAL_BLOCK_SIZE opt_blks=1536
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check sysfs "$(< SCSI_DEBUG_DEV)" queue/logical_block_size $LOGICAL_BLOCK_SIZE
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check sysfs "$(< SCSI_DEBUG_DEV)" queue/optimal_io_size 786432
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aux prepare_pvs 1 $PER_DEV_SIZE
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# Kernel (3.19) could provide wrong results - in this case skip
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# test with incorrect result - lvm2 can't figure out good values.
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check sysfs "$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
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