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#!/bin/sh
# Copyright (C) 2011-2012 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
. lib/test
########################################################
# MAIN
########################################################
aux target_at_least dm-raid 1 1 0 || skip
aux prepare_pvs 5 80
vgcreate -c n -s 256k $vg $(cat DEVICES)
###########################################
# RAID1 convert tests
###########################################
for under_snap in false true; do
for i in 1 2 3 4; do
for j in 1 2 3 4; do
if [ $i -eq 1 ]; then
from="linear"
else
from="$i-way"
fi
if [ $j -eq 1 ]; then
to="linear"
else
to="$j-way"
fi
echo -n "Converting from $from to $to"
if $under_snap; then
echo -n " (while under a snapshot)"
fi
echo
if [ $i -eq 1 ]; then
# Shouldn't be able to create with just 1 image
not lvcreate --type raid1 -m 0 -l 2 -n $lv1 $vg
lvcreate -l 2 -n $lv1 $vg
else
lvcreate --type raid1 -m $(($i - 1)) -l 2 -n $lv1 $vg
aux wait_for_sync $vg $lv1
fi
if $under_snap; then
lvcreate -s $vg/$lv1 -n snap -l 2
fi
lvconvert -m $((j - 1)) $vg/$lv1
# FIXME: ensure no residual devices
if [ $j -eq 1 ]; then
check linear $vg $lv1
fi
lvremove -ff $vg
done
done
done
# 3-way to 2-way convert while specifying devices
lvcreate --type raid1 -m 2 -l 2 -n $lv1 $vg $dev1 $dev2 $dev3
aux wait_for_sync $vg $lv1
lvconvert -m1 $vg/$lv1 $dev2
lvremove -ff $vg
#
# FIXME: Add tests that specify particular devices to be removed
#
###########################################
# RAID1 split tests
###########################################
# 3-way to 2-way/linear
lvcreate --type raid1 -m 2 -l 2 -n $lv1 $vg
aux wait_for_sync $vg $lv1
lvconvert --splitmirrors 1 -n $lv2 $vg/$lv1
check lv_exists $vg $lv1
check linear $vg $lv2
# FIXME: ensure no residual devices
lvremove -ff $vg
# 2-way to linear/linear
lvcreate --type raid1 -m 1 -l 2 -n $lv1 $vg
aux wait_for_sync $vg $lv1
lvconvert --splitmirrors 1 -n $lv2 $vg/$lv1
check linear $vg $lv1
check linear $vg $lv2
# FIXME: ensure no residual devices
lvremove -ff $vg
# 3-way to linear/2-way
lvcreate --type raid1 -m 2 -l 2 -n $lv1 $vg
aux wait_for_sync $vg $lv1
# FIXME: Can't split off a RAID1 from a RAID1 yet
# 'should' results in "warnings"
should lvconvert --splitmirrors 2 -n $lv2 $vg/$lv1
#check linear $vg $lv1
#check lv_exists $vg $lv2
# FIXME: ensure no residual devices
lvremove -ff $vg
###########################################
# RAID1 split + trackchanges / merge
###########################################
# 3-way to 2-way/linear
lvcreate --type raid1 -m 2 -l 2 -n $lv1 $vg
aux wait_for_sync $vg $lv1
lvconvert --splitmirrors 1 --trackchanges $vg/$lv1
check lv_exists $vg $lv1
check linear $vg ${lv1}_rimage_2
lvconvert --merge $vg/${lv1}_rimage_2
# FIXME: ensure no residual devices
lvremove -ff $vg
###########################################
# Mirror to RAID1 conversion
###########################################
for i in 1 2 3 ; do
lvcreate --type mirror -m $i -l 2 -n $lv1 $vg
aux wait_for_sync $vg $lv1
lvconvert --type raid1 $vg/$lv1
lvremove -ff $vg
done
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