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lvm2/test/shell/vgreduce-usage.sh
David Teigland ad9cbe2714 tests: direct control of lvm1 usage in tests
Using lvm1 metadata with lvmetad is not generally allowed,
but nothing has prevented creating new lvm1 metadata with
lvmetad (missing error checking in pvcreate/vgcreate.)
Various tests are using lvm1 with lvmetad and happen to
work because of the missing error checks.

This commit fixes the tests so they won't fail when the
lvm1/lvmetad error checking is fixed.  A new variable
LVM_TEST_LVM1 is defined and is used in the scripts to
decide if lvm1 metadata should be tested.  LVM_TEST_LVM1
is not defined when lvmetad is being tested, and the
combination of LVM_TEST_LVM1 and LVM_TEST_LVMETAD can
be used to verify the desired lvmetad+lvm1 behavior.
2016-03-03 14:43:19 -06:00

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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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
SKIP_WITH_LVMLOCKD=1
SKIP_WITH_LVMPOLLD=1
. lib/inittest
aux prepare_devs 4
if test -n "$LVM_TEST_LVM1" ; then
mdatypes='1 2'
else
mdatypes='2'
fi
for mdatype in $mdatypes
do
# setup PVs
pvcreate -M$mdatype "$dev1" "$dev2"
# (lvm$mdatype) vgreduce removes only the specified pv from vg (bz427382)" '
vgcreate -M$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 -M$mdatype $vg1 "$dev1" "$dev2"
not vgreduce --all $vg1
vgremove -f $vg1
# (lvm$mdatype) vgreduce rejects removing the last pv
vgcreate -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$mdatype) vgreduce rejects removing pv with the last mda copy (bz247448)
vgcreate -M$mdatype $vg1 "$dev1" "$dev3"
not vgreduce $vg1 "$dev1"
vgremove -f $vg1
#COMM "(lvm$mdatype) vgreduce --removemissing --force repares to linear (bz221921)"
# (lvm$mdatype) setup: create mirror & damage one pv
vgcreate -M$mdatype $vg1 "$dev1" "$dev2" "$dev3"
lvcreate -aey -n $lv1 --type mirror -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
check pvlv_counts $vg1 2 3 0
# cleanup
aux enable_dev "$dev1"
pvscan
vgremove -f $vg1
not vgs $vg1 # just double-check it's really gone
#COMM "vgreduce rejects --removemissing --mirrorsonly --force when nonmirror lv lost too"
# (lvm$mdatype) setup: create mirror + linear lvs
vgcreate -M$mdatype $vg1 $(cat DEVICES)
lvcreate -n $lv2 -l 4 $vg1
lvcreate -aey --type mirror -m1 -n $lv1 -l 4 $vg1 "$dev1" "$dev2" "$dev3"
lvcreate -n $lv3 -l 4 $vg1 "$dev3"
pvs --segments -o +lv_name $(cat DEVICES) # for record only
# (lvm$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
# CHECKME - command above was rejected becuase of '-c n'
vgreduce --removemissing --mirrorsonly --force $vg1
aux enable_dev "$dev1"
pvs -P $(cat DEVICES) # for record
lvs -P $vg1 # for record
vgs -P $vg1 # for record
vgremove -ff $vg1