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lvm2/test/shell/lvconvert-raid-takeover.sh
Zdenek Kabelac c3b1f1a07a tests: fix dev path
Use proper device path for test devices.
Use mkfs.ext4 and drop  'echo y|' to it.
Use smaller device size to consume less memory and CPU time.
2017-02-13 10:06:19 +01:00

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#!/bin/sh
# Copyright (C) 2016,2017 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, MA2110-1301 USA
SKIP_WITH_LVMLOCKD=1
SKIP_WITH_LVMPOLLD=1
. lib/inittest
which mkfs.ext4 || skip
aux have_raid 1 9 0 || skip
correct_raid4_layout=0
aux have_raid 1 9 1 && correct_raid4_layout=1
aux prepare_vg 8
function _lvcreate
{
local level=$1
local req_stripes=$2
local stripes=$3
local size=$4
local vg=$5
local lv=$6
lvcreate -y -aey --type $level -i $req_stripes -L $size -n $lv $vg
check lv_field $vg/$lv segtype "$level"
check lv_field $vg/$lv stripes $stripes
mkfs.ext4 "$DM_DEV_DIR/$vg/$lv"
fsck -fn "$DM_DEV_DIR/$vg/$lv"
}
function _lvconvert
{
local req_level=$1
local level=$2
local stripes=$3
local vg=$4
local lv=$5
local region_size=$6
local wait_and_check=1
local R=""
[ -n "$region_size" ] && R="-R $region_size"
[ "${level:0:7}" = "striped" ] && wait_and_check=0
[ "${level:0:5}" = "raid0" ] && wait_and_check=0
lvconvert -y --ty $req_level $R $vg/$lv
[ $? -ne 0 ] && return $?
check lv_field $vg/$lv segtype "$level"
check lv_field $vg/$lv stripes $stripes
if [ "$wait_and_check" -eq 1 ]
then
fsck -fn "$DM_DEV_DIR/$vg/$lv"
aux wait_for_sync $vg $lv
fi
fsck -fn "$DM_DEV_DIR/$vg/$lv"
}
function _invalid_raid5_conversions
{
local vg=$1
local lv=$2
not _lvconvert striped 4 $vg $lv1
not _lvconvert raid0 raid0 4 $vg $lv1
not _lvconvert raid0_meta raid0_meta 4 $vg $lv1
not _lvconvert raid4 raid4 5 $vg $lv1
not _lvconvert raid5_ls raid5_ls 5 $vg $lv1
not _lvconvert raid5_rs raid5_rs 5 $vg $lv1
not _lvconvert raid5_la raid5_la 5 $vg $lv1
not _lvconvert raid5_ra raid5_ra 5 $vg $lv1
not _lvconvert raid6_zr raid6_zr 6 $vg $lv1
not _lvconvert raid6_nr raid6_nr 6 $vg $lv1
not _lvconvert raid6_nc raid6_nc 6 $vg $lv1
not _lvconvert raid6_n_6 raid6_n_6 6 $vg $lv1
not _lvconvert raid6 raid6_n_6 6 $vg $lv1
}
# Delayst leg so that rebuilding status characters
# can be read before resync finished too quick.
# aux delay_dev "$dev1" 1
# Create 3-way mirror
lvcreate --yes -aey --type mirror -R 64K -m 2 -L8M -n $lv1 $vg
check lv_field $vg/$lv1 segtype "mirror"
check lv_field $vg/$lv1 stripes 3
check lv_field $vg/$lv1 regionsize "64.00k"
mkfs.ext4 "$DM_DEV_DIR/$vg/$lv1"
aux wait_for_sync $vg $lv1
fsck -fn "$DM_DEV_DIR/$vg/$lv1"
# Convert 3-way to 4-way mirror
lvconvert -m 3 $vg/$lv1
check lv_field $vg/$lv1 segtype "mirror"
check lv_field $vg/$lv1 stripes 4
fsck -fn "$DM_DEV_DIR/$vg/$lv1"
aux wait_for_sync $vg $lv1
fsck -fn "$DM_DEV_DIR/$vg/$lv1"
# Takeover 4-way mirror to raid1
lvconvert --yes --type raid1 -R 64k $vg/$lv1
check lv_field $vg/$lv1 segtype "raid1"
check lv_field $vg/$lv1 stripes 4
check lv_field $vg/$lv1 regionsize "64.00k"
fsck -fn "$DM_DEV_DIR/$vg/$lv1"
## Convert 4-way raid1 to 5-way
lvconvert -m 4 -R 128K $vg/$lv1
check lv_field $vg/$lv1 segtype "raid1"
check lv_field $vg/$lv1 stripes 5
# FIXME: once lv_raid_chanage_image_count() supports region_size changes
not check lv_field $vg/$lv1 regionsize "128.00k"
fsck -fn "$DM_DEV_DIR/$vg/$lv1"
aux wait_for_sync $vg $lv1
fsck -fn "$DM_DEV_DIR/$vg/$lv1"
# FIXME: enable once lvconvert rejects early
## Try converting 4-way raid1 to 9-way
#not lvconvert --yes -m 8 $vg/$lv1
#check lv_field $vg/$lv1 segtype "raid1"
#check lv_field $vg/$lv1 stripes 4
# Convert 5-way raid1 to 2-way
lvconvert --yes -m 1 $vg/$lv1
lvs $vg/$lv1
dmsetup status $vg-$lv1
dmsetup table $vg-$lv1
check lv_field $vg/$lv1 segtype "raid1"
check lv_field $vg/$lv1 stripes 2
fsck -fn "$DM_DEV_DIR/$vg/$lv1"
# Convert 2-way raid1 to mirror
lvconvert --yes --type mirror -R 32K $vg/$lv1
check lv_field $vg/$lv1 segtype "mirror"
check lv_field $vg/$lv1 stripes 2
check lv_field $vg/$lv1 regionsize "32.00k"
aux wait_for_sync $vg $lv1
fsck -fn "$DM_DEV_DIR/$vg/$lv1"
aux wait_for_sync $vg $lv1
# Clean up
lvremove --yes $vg/$lv1
if [ $correct_raid4_layout -eq 1 ]
then
#
# Start out with raid4
#
# Create 3-way striped raid4 (4 legs total)
_lvcreate raid4 3 4 8M $vg $lv1
aux wait_for_sync $vg $lv1
# Convert raid4 -> striped
not _lvconvert striped striped 3 $vg $lv1 512k
_lvconvert striped striped 3 $vg $lv1
# Convert striped -> raid4
_lvconvert raid4 raid4 4 $vg $lv1 64k
check lv_field $vg/$lv1 regionsize "64.00k"
# Convert raid4 -> raid5_n
_lvconvert raid5 raid5_n 4 $vg $lv1 128k
check lv_field $vg/$lv1 regionsize "128.00k"
# Convert raid5_n -> striped
_lvconvert striped striped 3 $vg $lv1
# Convert striped -> raid5_n
_lvconvert raid5_n raid5_n 4 $vg $lv1
# Convert raid5_n -> raid4
_lvconvert raid4 raid4 4 $vg $lv1
# Convert raid4 -> raid0
_lvconvert raid0 raid0 3 $vg $lv1
# Convert raid0 -> raid5_n
_lvconvert raid5_n raid5_n 4 $vg $lv1
# Convert raid5_n -> raid0_meta
_lvconvert raid0_meta raid0_meta 3 $vg $lv1
# Convert raid0_meta -> raid5_n
_lvconvert raid5 raid5_n 4 $vg $lv1
# Convert raid4 -> raid0_meta
not _lvconvert raid0_meta raid0_meta 3 $vg $lv1 256k
_lvconvert raid0_meta raid0_meta 3 $vg $lv1
# Convert raid0_meta -> raid4
_lvconvert raid4 raid4 4 $vg $lv1
# Convert raid4 -> raid0
_lvconvert raid0 raid0 3 $vg $lv1
# Convert raid0 -> raid4
_lvconvert raid4 raid4 4 $vg $lv1
# Convert raid4 -> striped
_lvconvert striped striped 3 $vg $lv1
# Convert striped -> raid6_n_6
_lvconvert raid6_n_6 raid6_n_6 5 $vg $lv1
# Convert raid6_n_6 -> striped
_lvconvert striped striped 3 $vg $lv1
# Convert striped -> raid6_n_6
_lvconvert raid6 raid6_n_6 5 $vg $lv1
# Convert raid6_n_6 -> raid5_n
_lvconvert raid5_n raid5_n 4 $vg $lv1
# Convert raid5_n -> raid6_n_6
_lvconvert raid6_n_6 raid6_n_6 5 $vg $lv1
# Convert raid6_n_6 -> raid4
_lvconvert raid4 raid4 4 $vg $lv1
# Convert raid4 -> raid6_n_6
_lvconvert raid6 raid6_n_6 5 $vg $lv1
# Convert raid6_n_6 -> raid0
_lvconvert raid0 raid0 3 $vg $lv1
# Convert raid0 -> raid6_n_6
_lvconvert raid6_n_6 raid6_n_6 5 $vg $lv1
# Convert raid6_n_6 -> raid0_meta
_lvconvert raid0_meta raid0_meta 3 $vg $lv1
# Convert raid0_meta -> raid6_n_6
_lvconvert raid6 raid6_n_6 5 $vg $lv1
# Convert raid6_n_6 -> striped
not _lvconvert striped striped 3 $vg $lv1 128k
_lvconvert striped striped 3 $vg $lv1
# Convert striped -> raid10
_lvconvert raid10 raid10 6 $vg $lv1
# Convert raid10 -> raid0
not _lvconvert raid0 raid0 3 $vg $lv1 64k
_lvconvert raid0 raid0 3 $vg $lv1
# Convert raid0 -> raid10
_lvconvert raid10 raid10 6 $vg $lv1
# Convert raid10 -> raid0
_lvconvert raid0_meta raid0_meta 3 $vg $lv1
# Convert raid0_meta -> raid10
_lvconvert raid10 raid10 6 $vg $lv1
# Convert raid10 -> striped
not _lvconvert striped striped 3 $vg $lv1 256k
_lvconvert striped striped 3 $vg $lv1
# Clean up
lvremove -y $vg
# Create + convert 4-way raid5 variations
_lvcreate raid5 4 5 8M $vg $lv1
aux wait_for_sync $vg $lv1
_invalid_raid5_conversions $vg $lv1
not _lvconvert raid6_rs_6 raid6_rs_6 6 $vg $lv1
not _lvconvert raid6_la_6 raid6_la_6 6 $vg $lv1
not _lvconvert raid6_ra_6 raid6_ra_6 6 $vg $lv1
_lvconvert raid6_ls_6 raid6_ls_6 6 $vg $lv1
_lvconvert raid5_ls raid5_ls 5 $vg $lv1
lvremove -y $vg
_lvcreate raid5_ls 4 5 8M $vg $lv1
aux wait_for_sync $vg $lv1
_invalid_raid5_conversions $vg $lv1
not _lvconvert raid6_rs_6 raid6_rs_6 6 $vg $lv1
not _lvconvert raid6_la_6 raid6_la_6 6 $vg $lv1
not _lvconvert raid6_ra_6 raid6_ra_6 6 $vg $lv1
_lvconvert raid6_ls_6 raid6_ls_6 6 $vg $lv1
_lvconvert raid5_ls raid5_ls 5 $vg $lv1
lvremove -y $vg
_lvcreate raid5_rs 4 5 8M $vg $lv1
aux wait_for_sync $vg $lv1
_invalid_raid5_conversions $vg $lv1
not _lvconvert raid6_ra_6 raid6_ra_6 6 $vg $lv1
not _lvconvert raid6_la_6 raid6_la_6 6 $vg $lv1
not _lvconvert raid6_ra_6 raid6_ra_6 6 $vg $lv1
_lvconvert raid6_rs_6 raid6_rs_6 6 $vg $lv1
_lvconvert raid5_rs raid5_rs 5 $vg $lv1
lvremove -y $vg
_lvcreate raid5_la 4 5 8M $vg $lv1
aux wait_for_sync $vg $lv1
_invalid_raid5_conversions $vg $lv1
not _lvconvert raid6_ls_6 raid6_ls_6 6 $vg $lv1
not _lvconvert raid6_rs_6 raid6_rs_6 6 $vg $lv1
not _lvconvert raid6_ra_6 raid6_ra_6 6 $vg $lv1
_lvconvert raid6_la_6 raid6_la_6 6 $vg $lv1
_lvconvert raid5_la raid5_la 5 $vg $lv1
lvremove -y $vg
_lvcreate raid5_ra 4 5 8M $vg $lv1
aux wait_for_sync $vg $lv1
_invalid_raid5_conversions $vg $lv1
not _lvconvert raid6_ls_6 raid6_ls_6 6 $vg $lv1
not _lvconvert raid6_rs_6 raid6_rs_6 6 $vg $lv1
not _lvconvert raid6_la_6 raid6_la_6 6 $vg $lv1
_lvconvert raid6_ra_6 raid6_ra_6 6 $vg $lv1
_lvconvert raid5_ra raid5_ra 5 $vg $lv1
lvremove -y $vg
else
not lvcreate -y -aey --type raid4 -i 3 -L8M -n $lv4 $vg
not lvconvert -y --ty raid4 $vg/$lv1
not lvconvert -y --ty raid4 $vg/$lv2
fi
vgremove -ff $vg