| #!/bin/bash |
| # 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
| |
| # ensure there is no data loss during thin-pool resize |
| |
| SKIP_WITH_LVMLOCKD=1 |
| |
| export LVM_TEST_THIN_REPAIR_CMD=${LVM_TEST_THIN_REPAIR_CMD-/bin/false} |
| |
| . lib/inittest |
| |
| test -e LOCAL_LVMPOLLD && skip |
| |
| which md5sum || skip |
| |
| aux have_thin 1 0 0 || skip |
| |
| aux prepare_pvs 2 20 |
| |
| vgcreate -s 512K $vg $(< DEVICES) |
| |
| lvcreate -L1M -V2M -n $lv1 -T $vg/pool |
| |
| # just ensure we check what we need to check |
| check lv_field $vg/pool size "1.00m" |
| check lv_field $vg/$lv1 size "2.00m" |
| |
| # prepare 2097152 file content |
| seq 0 315465 > 2M |
| md5sum 2M | cut -f 1 -d ' ' | tee MD5 |
| dd if=2M of="$DM_DEV_DIR/mapper/$vg-$lv1" bs=512K conv=fdatasync >log 2>&1 & |
| #dd if=2M of="$DM_DEV_DIR/mapper/$vg-$lv1" bs=2M oflag=direct & |
| |
| # give it some time to fill thin-volume |
| # eventually loop to wait for 100% full pool... |
| sleep .1 |
| lvs -a $vg |
| |
| # this must not 'block & wait' on suspending flush |
| # if it waits on thin-pool's target timeout |
| # it will harm queued data |
| lvextend -L+512k $vg/pool |
| lvextend -L+512k $vg/pool |
| |
| # collect 'dd' result |
| wait |
| cat log |
| |
| lvs -a $vg |
| |
| dd if="$DM_DEV_DIR/mapper/$vg-$lv1" of=2M-2 iflag=direct |
| md5sum 2M-2 | cut -f 1 -d ' ' | tee MD5-2 |
| |
| # these 2 are supposed to match |
| diff MD5 MD5-2 |
| |
| |
| # Do not want to see Live & Inactive table entry |
| echo $(dm_info attr,name) | not grep "LI-.*${PREFIX}" || { |
| dmsetup table --inactive | grep ${PREFIX} |
| die "Found device with Inactive table" |
| } |
| |
| # Check wrapping active thin-pool linear mapping has matching size |
| POOLSZ=$(dmsetup table ${vg}-pool-tpool | cut -d ' ' -f 2) |
| WRAPSZ=$(dmsetup table ${vg}-pool | cut -d ' ' -f 2) |
| |
| # |
| # FIXME: currently requires to update 2 dependent targets in one 'preload' |
| # lvm2 cannot handle this and would need one extra --refresh pass. |
| # Once resolved - enabled this test. |
| # Maybe other solution without fake linear mapping could be found. |
| # Eventually strictly map just single sector as it has no real use? |
| # |
| #should test "${POOLSZ}" = "${WRAPSZ}" || \ |
| # die "Wrapping pool device size does not match real pool size" |
| |
| vgremove -f $vg |