1
0
mirror of git://sourceware.org/git/lvm2.git synced 2024-12-22 17:35:59 +03:00
lvm2/test/shell/lvextend-thin-full.sh

80 lines
2.3 KiB
Bash
Raw Normal View History

2015-09-14 21:09:21 +03:00
#!/bin/sh
# Copyright (C) 2015 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
#
# play with thin-pool resize in corner cases
#
export LVM_TEST_THIN_REPAIR_CMD=${LVM_TEST_THIN_REPAIR_CMD-/bin/false}
. lib/inittest
test -e LOCAL_LVMPOLLD && skip
aux have_thin 1 0 0 || skip
test -n "$LVM_TEST_THIN_RESTORE_CMD" || LVM_TEST_THIN_RESTORE_CMD=$(which thin_restore) || skip
"$LVM_TEST_THIN_RESTORE_CMD" -V || skip
#
# Temporary solution to create some occupied thin metadata
# This heavily depends on thin metadata output format to stay as is.
# Currently it expects 2MB thin metadata and 200MB data volume size
# Argument specifies how many devices should be created.
fake_metadata_() {
echo '<superblock uuid="" time="1" transaction="'$2'" data_block_size="128" nr_data_blocks="3200">'
for i in $(seq 1 $1)
do
echo ' <device dev_id="'$i'" mapped_blocks="37" transaction="0" creation_time="0" snap_time="1">'
echo ' <range_mapping origin_begin="0" data_begin="0" length="37" time="0"/>'
echo ' </device>'
done
echo "</superblock>"
}
aux have_thin 1 10 0 || skip
aux prepare_pvs 3 256
vgcreate -s 1M $vg $(cat DEVICES)
aux lvmconf 'activation/thin_pool_autoextend_percent = 30' \
'activation/thin_pool_autoextend_threshold = 70'
fake_metadata_ 400 0 >data
lvcreate -L200 -T $vg/pool
lvchange -an $vg
lvcreate -L2M -n $lv1 $vg
"$LVM_TEST_THIN_RESTORE_CMD" -i data -o "$DM_DEV_DIR/mapper/$vg-$lv1"
lvconvert -y --thinpool $vg/pool --poolmetadata $vg/$lv1
# Cannot resize if set to 0%
not lvextend --use-policies --config 'activation{thin_pool_autoextend_percent = 0}' $vg/pool 2>&1 | tee err
grep "0%" err
# Locally active LV is needed
not lvextend --use-policies $vg/pool 2>&1 | tee err
grep "locally" err
lvchange -ay $vg
# Creation of new LV is not allowed when thinpool is over threshold
not lvcreate -V10 $vg/pool
lvextend --use-policies $vg/pool "$dev2" "$dev3"
#should lvextend -l+100%FREE $vg/pool2
lvs -a $vg
vgremove -ff $vg