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74 lines
2.6 KiB
Bash
74 lines
2.6 KiB
Bash
#!/bin/sh
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# Copyright (C) 2011-2012 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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SKIP_WITH_LVMPOLLD=1
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. lib/inittest
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aux have_raid 1 3 0 || skip
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aux prepare_pvs 5
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vgcreate -s 256k $vg $(cat DEVICES)
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# Start with linear on 2 PV and ensure that converting to
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# RAID is not allowed to reuse PVs for different images. (Bug 1113180)
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lvcreate -aey -l 4 -n $lv1 $vg "$dev1:0-1" "$dev2:0-1"
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not lvconvert --type raid1 -m 1 $vg/$lv1 "$dev1" "$dev2"
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not lvconvert --type raid1 -m 1 $vg/$lv1 "$dev1" "$dev3:0-2"
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lvconvert --type raid1 -m 1 $vg/$lv1 "$dev3"
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lvconvert -m 0 $vg/$lv1
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# RAID conversions are not honoring allocation policy!
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# lvconvert --type raid1 -m 1 --alloc anywhere $vg/$lv1 "$dev1" "$dev2"
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lvremove -ff $vg
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# Setup 2-way RAID1 LV, spread across 4 devices.
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# For each image:
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# - metadata LV + 1 image extent (2 total extents) on one PV
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# - 2 image extents on the other PV
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# Then attempt allocation of another image from 2 extents on
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# a 5th PV and the remainder of the rest of already used PVs.
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#
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# This should fail because there is insufficient space on the
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# non-parallel PV (i.e. there is not enough space for the image
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# if it doesn't share a PV with another image).
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lvcreate --type raid1 -m 1 -l 3 -n $lv1 $vg \
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"$dev1:0-1" "$dev2:0-1" "$dev3:0-1" "$dev4:0-1"
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aux wait_for_sync $vg $lv1
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# Should not be enough non-overlapping space.
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not lvconvert -m +1 $vg/$lv1 \
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"$dev5:0-1" "$dev1" "$dev2" "$dev3" "$dev4"
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lvconvert -m +1 $vg/$lv1 "$dev5"
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lvconvert -m 0 $vg/$lv1
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# Should work due to '--alloc anywhere'
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# RAID conversion not honoring allocation policy!
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#lvconvert -m +1 --alloc anywhere $vg/$lv1 \
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# "$dev5:0-1" "$dev1" "$dev2" "$dev3" "$dev4"
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lvremove -ff $vg
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# Setup 2-way RAID1 LV, spread across 4 devices
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# - metadata LV + 1 image extent (2 total extents) on one PV
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# - 2 image extents on the other PV
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# Kill one PV. There should be enough space on the remaining
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# PV for that image to reallocate the entire image there and
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# still maintain redundancy.
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lvcreate --type raid1 -m 1 -l 3 -n $lv1 $vg \
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"$dev1:0-1" "$dev2:0-1" "$dev3:0-1" "$dev4:0-1"
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aux wait_for_sync $vg $lv1
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aux disable_dev "$dev1"
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lvconvert --repair -y $vg/$lv1 "$dev2" "$dev3" "$dev4"
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#FIXME: ensure non-overlapping images (they should not share PVs)
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aux enable_dev "$dev1"
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lvremove -ff $vg
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vgremove -ff $vg
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