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#!/bin/sh
# Copyright (C) 2013 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
# Test conversion to thin external origin
. lib/inittest
which mkfs.ext2 || skip
which fsck || skip
#
# Main
#
aux have_thin 1 5 0 || skip
aux prepare_pvs 2 64
vgcreate $vg --metadatasize 128K -s 64K $(cat DEVICES)
if test 0 -eq 1 ; then
# FIXME: needs patch to allow inactive old-snap creation
lvcreate -l10 -T $vg/pool
lvcreate -an -pr --zero n -l10 --name $lv1 $vg
lvcreate -s $vg/$lv1 --name $lv2 --thinpool $vg/pool
vgchange -an $vg
# oldstyle read-only inactive snapshot
lvcreate -an -s $vg/$lv2 -l10 -p r --name $lv3
lvcreate -s $vg/$lv3 --name $lv4 --thinpool $vg/pool
lvremove -ff $vg/$lv3
lvremove -ff $vg
fi
#lvcreate -L20M --name orig $vg
#lvconvert -T --thinpool $vg/pool $vg/orig
#lvcreate -s -aey -L10M $vg/orig
#lvremove -f $vg
#exit 0
lvcreate -l10 -T $vg/pool
# Can't convert pool to external origin
lvcreate -l10 -T $vg/pool1 -c 192k
not lvconvert -T --thinpool $vg/pool1 $vg/pool --originname origin
# Create pool1 chunk_size unaligned LV and check failing conversion
lvcreate -l2 -n $lv1 $vg
not lvconvert -T --thinpool $vg/pool1 $vg/$lv1
lvremove -f $vg/pool1 $vg/$lv1
# create plain LV (will be used for external origin)
lvcreate -L8M -n $lv1 $vg
# Can't convert same LV to the thin pool and thin volume
not lvconvert --thinpool $vg/$lv1 -T $vg/$lv1
check lv_field $vg/$lv1 segtype linear
mkfs.ext2 "$DM_DEV_DIR/$vg/$lv1"
mkdir mnt
mount "$DM_DEV_DIR/$vg/$lv1" mnt
dd if=/dev/zero of=mnt/test1 bs=1M count=1
# convert plain LV into thin external snapshot volume
# during conversion dd above could be still flushed
lvconvert -T --originname extorg --thinpool $vg/pool $vg/$lv1
check active $vg $lv1
# FIXME handling attr is ...
get lv_field $vg/extorg attr | grep "^ori"
check inactive $vg extorg
touch mnt/test
umount mnt
# check fs is without errors
fsck -n "$DM_DEV_DIR/$vg/$lv1"
lvchange -aey $vg/extorg
lvchange -an $vg/$lv1
check active $vg extorg
check inactive $vg $lv1
# fsck in read-only mode
fsck -n "$DM_DEV_DIR/$vg/extorg"
not lvresize -l+8 $vg/extorg
not lvresize -l-4 $vg/extorg
not lvchange -p rw $vg/extorg
#lvresize -L+8M $vg/$lv1
#lvresize -L-4M $vg/$lv1
#lvchange -p r $vg/$lv1
#lvchange -p rw $vg/$lv1
lvchange -aey $vg
lvs -a -o+origin_size,seg_size $vg
# Chain external origins
lvconvert --type thin --originname extorg1 --thinpool $vg/pool $vg/extorg
check inactive $vg extorg1
lvconvert --originname extorg2 --thinpool $vg/pool -T $vg/extorg1
check inactive $vg extorg1
check inactive $vg extorg2
lvchange -an $vg/extorg
lvchange -ay $vg/extorg1
lvcreate -l4 -s $vg/$lv1 -n $lv2
lvcreate -l8 -s $vg/extorg -n $lv3
lvcreate -l12 -s $vg/extorg1 -n $lv4
lvcreate -l16 -s $vg/extorg2 -n $lv5
#vgchange -aey $vg
#lvremove -f $vg/extorg2
#exit 0
# Converting old-snapshot into external origin is not supported
not lvconvert -T --thinpool $vg/pool --originname lv5origin $vg/$lv4
lvs -a -o +segtype $vg
check lv_field $vg/$lv1 segtype thin
check lv_field $vg/$lv2 segtype linear
check lv_field $vg/$lv3 segtype linear
check lv_field $vg/$lv4 segtype linear
check lv_field $vg/$lv5 segtype linear
check lv_field $vg/extorg segtype thin
check lv_field $vg/extorg1 segtype thin
check lv_field $vg/extorg2 segtype linear
vgchange -ay $vg
lvs -a -o+origin_size,seg_size $vg
lvchange -an $vg/extorg2
check inactive $vg extorg2
# Remove all volumes dependent on external origin
lvs -a -o+origin_size,seg_size,segtype $vg
lvremove -f $vg/extorg2
# Only pool is left
check vg_field $vg lv_count 1
lvremove -ff $vg
# Test conversion to the pool and thin external at the same time (rhbz #1003461)
lvcreate -l50 -n pool $vg
lvcreate -l100 -n thin $vg
lvconvert --yes --thin --thinpool $vg/pool $vg/thin --originname thin-origin
check lv_field $vg/thin segtype thin
check lv_field $vg/thin-origin segtype linear
vgremove -ff $vg
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