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lvm2/test/t-mirror-names.sh

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#!/bin/sh
# Copyright (C) 2007-2008 Red Hat, Inc. All rights reserved.
# Copyright (C) 2007-2008 NEC Corporation
#
# 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_description="check namings of mirrored LV"
. ./test-utils.sh
dmsetup_has_dm_devdir_support_ || exit 200
# ---------------------------------------------------------------------
# Utilities
lv_devices_() {
local d
local lv=$1
shift
local devices=$*
local devs=$(lvs -a -odevices --noheadings $lv | sed 's/([0-9]*)//g' |
sed 's/ //g' | sed 's/,/ /g')
for d in $devs; do
(echo $devices | grep -q $d) || return 1
devices=$(echo $devices | sed "s/$d//")
done
[ "$(echo $devices | sed 's/ //g')" = "" ]
}
lv_mirror_log_() {
local lv=$1
echo $(lvs -a -omirror_log --noheadings $lv | sed 's/ //g')
}
lv_convert_lv_() {
local lv=$1
echo $(lvs -a -oconvert_lv --noheadings $lv | sed 's/ //g')
}
# ---------------------------------------------------------------------
# Initialize PVs and VGs
aux prepare_vg 5 80
# ---------------------------------------------------------------------
# Common environment setup/cleanup for each sub testcases
prepare_lvs_() {
lvremove -ff $vg;
:
}
check_and_cleanup_lvs_() {
lvs -a -o+devices $vg
lvremove -ff $vg
}
prepare_lvs_
check_and_cleanup_lvs_
# ---------------------------------------------------------------------
# basic
#COMM "init: lvcreate"
prepare_lvs_
#COMM "mirror images are ${lv1}_mimage_x"
lvcreate -l2 -m1 -n $lv1 $vg
lv_devices_ $vg/$lv1 "$lv1"_mimage_0 "$lv1"_mimage_1
#COMM "mirror log is ${lv1}_mlog"
lv_mirror_log_ $vg/$lv1 "$lv1"_mlog
#COMM "cleanup"
check_and_cleanup_lvs_
# ---------------------------------------------------------------------
# lvrename
#COMM "init: lvrename"
prepare_lvs_
#COMM "renamed mirror names: $lv1 to $lv2"
lvcreate -l2 -m1 -n $lv1 $vg
lvrename $vg/$lv1 $vg/$lv2
lv_devices_ $vg/$lv2 "$lv2"_mimage_0 "$lv2"_mimage_1
lv_mirror_log_ $vg/$lv2 "$lv2"_mlog
#COMM "cleanup"
check_and_cleanup_lvs_
# ---------------------------------------------------------------------
# lvconvert
#COMM "init: lvconvert"
prepare_lvs_
#COMM "converting mirror names is ${lv1}_mimagetmp_2"
lvcreate -l2 -m1 -n $lv1 $vg
lvconvert -m+1 -i1000 -b $vg/$lv1
convlv=$(lv_convert_lv_ "$vg/$lv1")
test "$convlv" = "$lv1"_mimagetmp_2
lv_devices_ $vg/$lv1 "$convlv" "$lv1"_mimage_2
lv_devices_ "$vg/$convlv" "$lv1"_mimage_0 "$lv1"_mimage_1
loglv=$(lv_mirror_log_ "$vg/$convlv")
test "$loglv" = "$lv1"_mlog
#COMM "mirror log name after re-adding is ${lv1}_mlog" \
lvconvert --mirrorlog core $vg/$lv1
lvconvert --mirrorlog disk $vg/$lv1
convlv=$(lv_convert_lv_ "$vg/$lv1")
lv_devices_ $vg/$lv1 "$convlv" "$lv1"_mimage_2
lv_devices_ "$vg/$convlv" "$lv1"_mimage_0 "$lv1"_mimage_1
loglv=$(lv_mirror_log_ "$vg/$convlv")
test "$loglv" = "$lv1"_mlog
#COMM "renamed converting mirror names: $lv1 to $lv2" \
lvrename $vg/$lv1 $vg/$lv2
convlv=$(lv_convert_lv_ "$vg/$lv2")
lv_devices_ $vg/$lv2 "$convlv" "$lv2"_mimage_2
lv_devices_ "$vg/$convlv" "$lv2"_mimage_0 "$lv2"_mimage_1
loglv=$(lv_mirror_log_ "$vg/$convlv")
test "$loglv" = "$lv2"_mlog
#COMM "cleanup"
check_and_cleanup_lvs_
# Temporary mirror log should have "_mlogtmp_<n>" suffix
# but currently lvconvert doesn't have an option to add the log.
# If such feature is added in future, a test for that should
# be added.
# ---------------------------------------------------------------------