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lvm2/test/t-vgreduce-usage.sh
Milan Broz e357c9fc0c Explicitly use non-clustered vgcreate in test.
(So the tests can run under cluster locking and do not require
cluster mirror or snapshots.)

Add vgscan before block device readahead change
(flush long running process - clvmd - dev cache.)
2009-12-28 18:33:04 +00:00

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#!/bin/sh
# Copyright (C) 2008 Red Hat, Inc. All rights reserved.
#
# 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
. ./test-utils.sh
aux prepare_devs 4
for mdatype in 1 2
do
# setup PVs
pvcreate -M$mdatype $dev1 $dev2
# (lvm$mdatype) vgreduce removes only the specified pv from vg (bz427382)" '
vgcreate -c n -M$mdatype $vg1 $dev1 $dev2
vgreduce $vg1 $dev1
check_pv_field_ $dev2 vg_name $vg1
vgremove -f $vg1
# (lvm$mdatype) vgreduce rejects removing the last pv (--all)
vgcreate -c n -M$mdatype $vg1 $dev1 $dev2
not vgreduce --all $vg1
vgremove -f $vg1
# (lvm$mdatype) vgreduce rejects removing the last pv
vgcreate -c n -M$mdatype $vg1 $dev1 $dev2
not vgreduce $vg1 $dev1 $dev2
vgremove -f $vg1
pvremove -ff $dev1 $dev2
done
mdatype=2 # we only expect the following to work for lvm2 metadata
# (lvm$mdatype) setup PVs (--metadatacopies 0)
pvcreate -M$mdatype $dev1 $dev2
pvcreate --metadatacopies 0 -M$mdatype $dev3 $dev4
# (lvm$mdatype) vgreduce rejects removing pv with the last mda copy (bz247448)
vgcreate -c n -M$mdatype $vg1 $dev1 $dev3
not vgreduce $vg1 $dev1
vgremove -f $vg1
#COMM "(lvm$mdatype) vgreduce --removemissing --force repares to linear (bz221921)"
# (lvm$mdatype) setup: create mirror & damage one pv
vgcreate -c n -M$mdatype $vg1 $dev1 $dev2 $dev3
lvcreate -n $lv1 -m1 -l 4 $vg1
lvcreate -n $lv2 -l 4 $vg1 $dev2
lvcreate -n $lv3 -l 4 $vg1 $dev3
vgchange -an $vg1
aux disable_dev $dev1
# (lvm$mdatype) vgreduce --removemissing --force repares to linear
vgreduce --removemissing --force $vg1
check_lv_field_ $vg1/$lv1 segtype linear
vg_validate_pvlv_counts_ $vg1 2 3 0
# cleanup
aux enable_dev $dev1
vgremove -ff $vg1
#COMM "vgreduce rejects --removemissing --mirrorsonly --force when nonmirror lv lost too"
# (lvm$mdatype) setup: create mirror + linear lvs
vgcreate -c n -M$mdatype $vg1 $devs
lvcreate -n $lv2 -l 4 $vg1
lvcreate -m1 -n $lv1 -l 4 $vg1 $dev1 $dev2 $dev3
lvcreate -n $lv3 -l 4 $vg1 $dev3
pvs --segments -o +lv_name # for record only
# (lvm$mdatype) setup: damage one pv
vgchange -an $vg1
aux disable_dev $dev1
#pvcreate -ff -y $dev1
# vgreduce rejects --removemissing --mirrorsonly --force when nonmirror lv lost too
not vgreduce -c n --removemissing --mirrorsonly --force $vg1
aux enable_dev $dev1
pvs -P # for record
lvs -P # for record
vgs -P # for record