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lvm2/test/shell/vgsplit-operation.sh
Heinz Mauelshagen e82303fd6a lvcreate/lvconvert: optionally reenable mirrored mirror log for testing purposes only
This is a followup patch to commit edb72cb70c
to support related lvm2 test suite tests.

A 'global/support_mirrored_mirror_log' bool configuration variable gets
introduced allowing the creation of, or conversion to mirrored 'mirror'
logs if set.  The capability to create these in turn allows the rest of
the tests to perform activation of such existing LVs and their conversions
to disk/core 'mirror' logs.

Display a disclaimer warning if enabled that this is not for regular use.

Add definition of the enabled config option to respective test scripts.

Related: rhbz1643562
2018-12-17 19:28:54 +01:00

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#!/usr/bin/env bash
# Copyright (C) 2007,2018 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
# Test vgsplit operation, including different LV types
SKIP_WITH_LVMLOCKD=1
SKIP_WITH_LVMPOLLD=1
. lib/inittest
aux lvmconf "global/support_mirrored_mirror_log=1"
COMM() {
LAST_TEST="$*"
}
create_vg_() {
vgcreate -s 64k "$@"
}
aux prepare_pvs 5 10
# FIXME: paramaterize lvm1 vs lvm2 metadata; most of these tests should run
# fine with lvm1 metadata as well; for now, just add disks 5 and 6 as lvm1
# metadata
#
# vgsplit can be done into a new or existing VG
#
for i in new existing
do
#
# We can have PVs or LVs on the cmdline
#
for j in PV LV
do
COMM "vgsplit correctly splits single linear LV into $i VG ($j args)"
create_vg_ $vg1 "$dev1" "$dev2"
test $i = existing && create_vg_ $vg2 "$dev3" "$dev4"
lvcreate -an -Zn -l 4 -n $lv1 $vg1 "$dev1"
if [ $j = PV ]; then
vgsplit $vg1 $vg2 "$dev1"
else
vgsplit -n $lv1 $vg1 $vg2
fi
check pvlv_counts $vg1 1 0 0
if [ $i = existing ]; then
check pvlv_counts $vg2 3 1 0
else
check pvlv_counts $vg2 1 1 0
fi
lvremove -f $vg2/$lv1
vgremove -f $vg2 $vg1
COMM "vgsplit correctly splits single striped LV into $i VG ($j args)"
create_vg_ $vg1 "$dev1" "$dev2"
test $i = existing && create_vg_ $vg2 "$dev3" "$dev4"
lvcreate -an -Zn -l 4 -i 2 -n $lv1 $vg1 "$dev1" "$dev2"
if [ $j = PV ]; then
vgsplit $vg1 $vg2 "$dev1" "$dev2"
else
vgsplit -n $lv1 $vg1 $vg2
fi
if [ $i = existing ]; then
check pvlv_counts $vg2 4 1 0
else
check pvlv_counts $vg2 2 1 0
fi
lvremove -f $vg2/$lv1
vgremove -f $vg2
COMM "vgsplit correctly splits mirror LV into $i VG ($j args)"
create_vg_ $vg1 "$dev1" "$dev2" "$dev3"
test $i = existing && create_vg_ $vg2 "$dev4"
lvcreate -an -Zn -l 64 --type mirror -m1 -n $lv1 $vg1 "$dev1" "$dev2" "$dev3"
if [ $j = PV ]; then
# FIXME: Not an exhaustive check of possible bad combinations
not vgsplit $vg1 $vg2 "$dev1" "$dev2"
not vgsplit $vg1 $vg2 "$dev1" "$dev3"
not vgsplit $vg1 $vg2 "$dev2" "$dev3"
vgsplit $vg1 $vg2 "$dev1" "$dev2" "$dev3"
else
vgsplit -n $lv1 $vg1 $vg2
fi
if [ $i = existing ]; then
check pvlv_counts $vg2 4 1 0
else
check pvlv_counts $vg2 3 1 0
fi
lvremove -f $vg2/$lv1
vgremove -f $vg2
# RHBZ 875903
COMM "vgsplit correctly splits mirror (log+leg on same dev) into $i VG ($j args)"
create_vg_ $vg1 "$dev1" "$dev2" "$dev3"
test $i = existing && create_vg_ $vg2 "$dev4"
lvcreate -an -Zn -l 64 --type mirror -m1 -n $lv1 $vg1 "$dev1" "$dev2"
if [ $j = PV ]; then
not vgsplit $vg1 $vg2 "$dev1"
not vgsplit $vg1 $vg2 "$dev2"
vgsplit $vg1 $vg2 "$dev1" "$dev2"
else
vgsplit -n $lv1 $vg1 $vg2
fi
if [ $i = existing ]; then
check pvlv_counts $vg2 3 1 0
else
check pvlv_counts $vg2 2 1 0
fi
lvremove -f $vg2/$lv1
vgremove -f $vg1 $vg2
# Can't use mirrored log without cmirrord
# TODO: Should work for inactive device, needs some fixes....
if test ! -e LOCAL_CLVMD ; then
COMM "vgsplit correctly splits mirror LV with mirrored log into $i VG ($j args)"
create_vg_ $vg1 "$dev1" "$dev2" "$dev3" "$dev4"
test $i = existing && create_vg_ $vg2 "$dev5"
lvcreate -an -Zn -l 64 --mirrorlog mirrored --type mirror -m1 -n $lv1 $vg1 \
"$dev1" "$dev2" "$dev3" "$dev4"
if [ $j = PV ]; then
# FIXME: Not an exhaustive check of possible bad combinations
not vgsplit $vg1 $vg2 "$dev1" "$dev2"
not vgsplit $vg1 $vg2 "$dev3" "$dev4"
not vgsplit $vg1 $vg2 "$dev1" "$dev3"
not vgsplit $vg1 $vg2 "$dev2" "$dev4"
vgsplit $vg1 $vg2 "$dev1" "$dev2" "$dev3" "$dev4"
else
vgsplit -n $lv1 $vg1 $vg2
fi
if [ $i = existing ]; then
check pvlv_counts $vg2 5 1 0
else
check pvlv_counts $vg2 4 1 0
fi
lvremove -f $vg2/$lv1
vgremove -f $vg2
# RHBZ 875903
COMM "vgsplit correctly splits mirror LV with mirrored log on same devs into $i VG ($j args)"
create_vg_ $vg1 "$dev1" "$dev2" "$dev3" "$dev4"
test $i = existing && create_vg_ $vg2 "$dev5"
lvcreate -an -Zn -l 64 --mirrorlog mirrored --type mirror -m1 -n $lv1 $vg1 \
"$dev1" "$dev2"
if [ $j = PV ]; then
not vgsplit $vg1 $vg2 "$dev1"
not vgsplit $vg1 $vg2 "$dev2"
vgsplit $vg1 $vg2 "$dev1" "$dev2"
else
vgsplit -n $lv1 $vg1 $vg2
fi
if [ $i = existing ]; then
check pvlv_counts $vg2 3 1 0
else
check pvlv_counts $vg2 2 1 0
fi
lvremove -f $vg2/$lv1
vgremove -f $vg1 $vg2
fi
COMM "vgsplit correctly splits origin and snapshot LV into $i VG ($j args)"
create_vg_ $vg1 "$dev1" "$dev2"
test $i = existing && create_vg_ $vg2 "$dev3" "$dev4"
lvcreate -aey -l 64 -i 2 -n $lv1 $vg1 "$dev1" "$dev2"
lvcreate -l 4 -i 2 -s -n $lv2 $vg1/$lv1
vgchange -an $vg1
if [ $j = PV ]; then
vgsplit $vg1 $vg2 "$dev1" "$dev2"
else
vgsplit -n $lv1 $vg1 $vg2
fi
if [ $i = existing ]; then
check pvlv_counts $vg2 4 2 1
else
check pvlv_counts $vg2 2 2 1
fi
lvremove -f $vg2/$lv2
lvremove -f $vg2/$lv1
vgremove -f $vg2
COMM "vgsplit correctly splits linear LV but not snap+origin LV into $i VG ($j args)"
create_vg_ $vg1 "$dev1" "$dev2"
test $i = existing && create_vg_ $vg2 "$dev3"
lvcreate -aey -l 64 -i 2 -n $lv1 $vg1
lvcreate -l 4 -i 2 -s -n $lv2 $vg1/$lv1
vgextend $vg1 "$dev4"
lvcreate -l 64 -n $lv3 $vg1 "$dev4"
vgchange -an $vg1
if [ $j = PV ]; then
vgsplit $vg1 $vg2 "$dev4"
else
vgsplit -n $lv3 $vg1 $vg2
fi
if [ $i = existing ]; then
check pvlv_counts $vg2 2 1 0
check pvlv_counts $vg1 2 2 1
else
check pvlv_counts $vg2 1 1 0
check pvlv_counts $vg1 2 2 1
fi
lvremove -f $vg1/$lv2
lvremove -f $vg1/$lv1 $vg2/$lv3
vgremove -f $vg1 $vg2
COMM "vgsplit correctly splits linear LV but not mirror LV into $i VG ($j args)"
create_vg_ $vg1 "$dev1" "$dev2" "$dev3"
test $i = existing && create_vg_ $vg2 "$dev5"
lvcreate -an -Zn -l 64 --type mirror -m1 -n $lv1 $vg1 "$dev1" "$dev2" "$dev3"
vgextend $vg1 "$dev4"
lvcreate -an -Zn -l 64 -n $lv2 $vg1 "$dev4"
if [ $j = PV ]; then
vgsplit $vg1 $vg2 "$dev4"
else
vgsplit -n $lv2 $vg1 $vg2
fi
if [ $i = existing ]; then
check pvlv_counts $vg1 3 1 0
check pvlv_counts $vg2 2 1 0
else
check pvlv_counts $vg1 3 1 0
check pvlv_counts $vg2 1 1 0
fi
vgremove -f $vg1 $vg2
done
done
#
# Test more complex setups where the code has to find associated PVs and
# LVs to split the VG correctly
#
COMM "vgsplit fails splitting 3 striped LVs into VG when only 1 LV specified"
create_vg_ $vg1 "$dev1" "$dev2" "$dev3" "$dev4"
lvcreate -an -Zn -l 4 -n $lv1 -i 2 $vg1 "$dev1" "$dev2"
lvcreate -an -Zn -l 4 -n $lv2 -i 2 $vg1 "$dev2" "$dev3"
lvcreate -an -Zn -l 4 -n $lv3 -i 2 $vg1 "$dev3" "$dev4"
not vgsplit -n $lv1 $vg1 $vg2
vgremove -f $vg1
COMM "vgsplit fails splitting one LV with 2 snapshots, only origin LV specified"
create_vg_ $vg1 "$dev1" "$dev2" "$dev3" "$dev4"
lvcreate -aey -l 16 -n $lv1 $vg1 "$dev1" "$dev2"
lvcreate -l 4 -n $lv2 -s $vg1/$lv1 "$dev3"
lvcreate -l 4 -n $lv3 -s $vg1/$lv1 "$dev4"
check pvlv_counts $vg1 4 3 2
vgchange -an $vg1
not vgsplit -n $lv1 $vg1 $vg2;
lvremove -f $vg1/$lv2 $vg1/$lv3
lvremove -f $vg1/$lv1
vgremove -f $vg1
COMM "vgsplit fails splitting one LV with 2 snapshots, only snapshot LV specified"
create_vg_ $vg1 "$dev1" "$dev2" "$dev3" "$dev4"
lvcreate -aey -l 16 -n $lv1 $vg1 "$dev1" "$dev2"
lvcreate -l 4 -n $lv2 -s $vg1/$lv1 "$dev3"
lvcreate -l 4 -n $lv3 -s $vg1/$lv1 "$dev4"
check pvlv_counts $vg1 4 3 2
vgchange -an $vg1
not vgsplit -n $lv2 $vg1 $vg2
lvremove -f $vg1/$lv2 $vg1/$lv3
lvremove -f $vg1/$lv1
vgremove -f $vg1
COMM "vgsplit fails splitting one mirror LV, only one PV specified"
create_vg_ $vg1 "$dev1" "$dev2" "$dev3" "$dev4"
lvcreate -an -Zn -l 16 -n $lv1 --type mirror -m1 $vg1 "$dev1" "$dev2" "$dev3"
check pvlv_counts $vg1 4 1 0
not vgsplit $vg1 $vg2 "$dev2"
vgremove -ff $vg1
COMM "vgsplit fails splitting 1 mirror + 1 striped LV, only striped LV specified"
create_vg_ $vg1 "$dev1" "$dev2" "$dev3" "$dev4"
lvcreate -an -Zn -l 16 -n $lv1 --type mirror --nosync -m1 $vg1 "$dev1" "$dev2" "$dev3"
lvcreate -an -Zn -l 16 -n $lv2 -i 2 $vg1 "$dev3" "$dev4"
check pvlv_counts $vg1 4 2 0
not vgsplit -n $lv2 $vg1 $vg2 2>err
vgremove -f $vg1
#
# Verify vgsplit rejects active LVs only when active LVs involved in split
#
COMM "vgsplit fails, active mirror involved in split"
create_vg_ $vg1 "$dev1" "$dev2" "$dev3" "$dev4"
lvcreate -aey -l 16 -n $lv1 --type mirror --nosync -m1 $vg1 "$dev1" "$dev2" "$dev3"
lvcreate -l 16 -n $lv2 $vg1 "$dev4"
lvchange -an $vg1/$lv2
check pvlv_counts $vg1 4 2 0
not vgsplit -n $lv1 $vg1 $vg2;
check pvlv_counts $vg1 4 2 0
vgremove -f $vg1
COMM "vgsplit succeeds, active mirror not involved in split"
create_vg_ $vg1 "$dev1" "$dev2" "$dev3" "$dev4"
lvcreate -aey -l 16 -n $lv1 --type mirror --nosync -m1 $vg1 "$dev1" "$dev2" "$dev3"
lvcreate -l 16 -n $lv2 $vg1 "$dev4"
lvchange -an $vg1/$lv2
check pvlv_counts $vg1 4 2 0
vgsplit -n $lv2 $vg1 $vg2
check pvlv_counts $vg1 3 1 0
check pvlv_counts $vg2 1 1 0
vgremove -f $vg1 $vg2
COMM "vgsplit fails, active snapshot involved in split"
create_vg_ $vg1 "$dev1" "$dev2" "$dev3" "$dev4"
lvcreate -aey -l 64 -i 2 -n $lv1 $vg1 "$dev1" "$dev2"
lvcreate -l 4 -i 2 -s -n $lv2 $vg1/$lv1
lvcreate -an -Zn -l 64 -i 2 -n $lv3 $vg1 "$dev3" "$dev4"
check pvlv_counts $vg1 4 3 1
not vgsplit -n $lv2 $vg1 $vg2;
check pvlv_counts $vg1 4 3 1
lvremove -f $vg1/$lv2
vgremove -f $vg1
COMM "vgsplit succeeds, active snapshot not involved in split"
create_vg_ $vg1 "$dev1" "$dev2" "$dev3"
lvcreate -aey -l 64 -i 2 -n $lv1 $vg1 "$dev1" "$dev2"
lvcreate -l 4 -s -n $lv2 $vg1/$lv1
vgextend $vg1 "$dev4"
lvcreate -an -Zn -l 64 -n $lv3 $vg1 "$dev4"
check pvlv_counts $vg1 4 3 1
vgsplit -n $lv3 $vg1 $vg2
check pvlv_counts $vg1 3 2 1
check pvlv_counts $vg2 1 1 0
vgchange -an $vg1
lvremove -f $vg1/$lv2
vgremove -f $vg1 $vg2