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105 lines
2.6 KiB
Bash
105 lines
2.6 KiB
Bash
#!/usr/bin/env bash
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# Copyright (C) 017 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., 51 Franklin Street, Fifth Floor, Boston, MA2110-1301 USA
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SKIP_WITH_LVMPOLLD=1
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. lib/inittest
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aux have_raid 1 9 1 || skip
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aux prepare_vg 6
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function check_sub_lvs
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{
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local vg=$1
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local lv=$2
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local end=$3
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for s in $(seq 0 "$end")
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do
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check lv_exists $vg ${lv}_rmeta_$s
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check lv_exists $vg ${lv}_rimage_$s
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done
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}
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function check_no_sub_lvs
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{
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local vg=$1
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local lv=$2
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local start=$3
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local end=$4
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for s in $(seq "$start" "$end")
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do
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check lv_not_exists $vg ${lv}_rmeta_$s
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check lv_not_exists $vg ${lv}_rimage_$s
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done
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}
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# Check takover upconversion fails allocation errors nicely without leaving image pair remnants behind
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# 6-way striped: neither conversion to raid5 nor raid6 possible
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lvcreate -aey --yes --stripes 6 --size 4M --name $lv1 $vg
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not lvconvert --yes --type raid4 $vg/$lv1
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check lv_field $vg/$lv1 segtype "striped"
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check_no_sub_lvs $vg $lv1 0 5
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not lvconvert --yes --type raid5 $vg/$lv1
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check lv_field $vg/$lv1 segtype "striped"
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check_no_sub_lvs $vg $lv1 0 5
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not lvconvert --yes --type raid6 $vg/$lv1
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check lv_field $vg/$lv1 segtype "striped"
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check_no_sub_lvs $vg $lv1 0 5
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# raid0_meta conversion is possible
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lvconvert --yes --type raid0_meta $vg/$lv1
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check lv_field $vg/$lv1 segtype "raid0_meta"
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check_sub_lvs $vg $lv1 0 5
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lvremove -y $vg
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# 5-way striped: conversion to raid5 possible but not to raid6
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lvcreate -aey --stripes 5 --size 4M --name $lv1 $vg
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not lvconvert --yes --type raid6 $vg/$lv1
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check lv_field $vg/$lv1 segtype "striped"
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check_no_sub_lvs $vg $lv1 0 5
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lvconvert --yes --type raid5 $vg/$lv1
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check lv_field $vg/$lv1 segtype "raid5_n"
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check lv_field $vg/$lv1 stripes 6
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check lv_field $vg/$lv1 datastripes 5
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check_sub_lvs $vg $lv1 0 5
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lvremove -y $vg
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# 4-way striped: conversion to raid5 and raid6 possible
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lvcreate -aey --stripes 4 --size 4M --name $lv1 $vg
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lvconvert --yes --type raid5 $vg/$lv1
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check lv_field $vg/$lv1 segtype "raid5_n"
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check lv_field $vg/$lv1 stripes 5
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check lv_field $vg/$lv1 datastripes 4
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check_sub_lvs $vg $lv1 0 4
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check_no_sub_lvs $vg $lv1 5 5
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lvremove -y $vg
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lvcreate -aey --stripes 4 --size 4M --name $lv1 $vg
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lvconvert --yes --type raid6 $vg/$lv1
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check lv_field $vg/$lv1 segtype "raid6_n_6"
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check lv_field $vg/$lv1 stripes 6
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check lv_field $vg/$lv1 datastripes 4
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check_sub_lvs $vg $lv1 0 5
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vgremove -ff $vg
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