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b22ab4dab0
There is a difference between: local a=$(shell) and local a a=$(shell) The first return exit code from shells' local command.
128 lines
3.8 KiB
Bash
128 lines
3.8 KiB
Bash
#!/bin/sh
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# Copyright (C) 2010 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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. lib/inittest
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which mkfs.ext3 || skip
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check_logical_block_size() {
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# Verify logical_block_size - requires Linux >= 2.6.31
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SYSFS_LOGICAL_BLOCK_SIZE="/sys/block/$(basename $(< SCSI_DEBUG_DEV))/queue/logical_block_size"
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test -f "$SYSFS_LOGICAL_BLOCK_SIZE" || return 0
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test "$(< $SYSFS_LOGICAL_BLOCK_SIZE)" -eq "$1" # ACTUAL_LOGICAL_BLOCK_SIZE
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}
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check_optimal_io_size() {
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# Verify optimal_io_size
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SYSFS_OPTIMAL_IO_SIZE="/sys/block/$(basename $(< SCSI_DEBUG_DEV))/queue/optimal_io_size"
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test -f "$SYSFS_OPTIMAL_IO_SIZE" || return 0
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test "$(< $SYSFS_OPTIMAL_IO_SIZE)" -eq "$1" # ACTUAL_OPTIMAL_IO_SIZE
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}
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lvdev_() {
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echo "$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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# mount the origin
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mount "$(lvdev_ $vg $lv1)" test_mnt
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umount test_mnt
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# mount the snapshot
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mount "$(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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# Test that kernel supports topology
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aux prepare_scsi_debug_dev $DEV_SIZE || skip
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if [ ! -e /sys/block/$(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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aux cleanup_scsi_debug_dev
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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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check_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_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_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" 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_logical_block_size $LOGICAL_BLOCK_SIZE
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check_optimal_io_size 786432
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aux prepare_pvs 1 $PER_DEV_SIZE
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check pv_field "${DEVICES[@]}" pe_start 768.00k
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aux cleanup_scsi_debug_dev
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