#!/usr/bin/env bash # Copyright (C) 2021 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 # Test conversion of VDO volumes made by vdo manager into VDO LV. SKIP_WITH_LVMPOLLD=1 . lib/inittest # Use local for this test vdo configuratoin VDOCONF="-f vdotestconf.yml" #VDOCONF="" export VDOCONF VDONAME="${PREFIX}-TESTVDO" # VDO automatically starts dmeventd aux prepare_dmeventd # # Main # which vdo || skip which mkfs.ext4 || skip export MKE2FS_CONFIG="$TESTDIR/lib/mke2fs.conf" aux have_vdo 6 2 0 || skip aux prepare_devs 2 10000 aux extend_filter_LVMTEST # Conversion can be made with this version of vdo driver aux have_vdo 6 2 5 || skip # # Check conversion of VDO volume made on some LV # # In this case we do not need to move any VDO headers. # vgcreate $vg "$dev1" lvcreate -L5G -n $lv1 $vg vdo create $VDOCONF --name "$VDONAME" --device="$DM_DEV_DIR/$vg/$lv1" --vdoLogicalSize=10G mkfs -E nodiscard "$DM_DEV_DIR/mapper/$VDONAME" # Different VG name fails not lvm_import_vdo -y -v --name $vg1/$lv1 "$DM_DEV_DIR/$vg/$lv1" # Try just dry run and observe logging lvm_import_vdo --dry-run -y -v --name $lv1 "$DM_DEV_DIR/$vg/$lv1" lvm_import_vdo -y --name $lv1 "$DM_DEV_DIR/$vg/$lv1" # ensure VDO device is not left in config file vdo remove $VDOCONF --force --name "$VDONAME" 2>/dev/null || true lvremove -f $vg # Test user can specify different VDO LV name (so the original LV is renamed) lvcreate -y -L5G -n $lv1 $vg vdo create $VDOCONF --name "$VDONAME" --device="$DM_DEV_DIR/$vg/$lv1" --vdoLogicalSize=10G lvm_import_vdo -y --name $vg/$lv2 "$DM_DEV_DIR/$vg/$lv1" check lv_exists $vg $lv2 check lv_not_exists $vg $lv1 vgremove -f $vg # ensure VDO device is not left in config file vdo remove $VDOCONF --force --name "$VDONAME" 2>/dev/null || true aux wipefs_a "$dev1" # prepare 'unused' $vg2 vgcreate $vg2 "$dev2" # # Check conversion of VDO volume on non-LV device and with >2T size # vdo create $VDOCONF --name "$VDONAME" --device="$dev1" --vdoLogicalSize=3T # Fail with an already existing volume group $vg2 not lvm_import_vdo --dry-run -y -v --name $vg2/$lv1 "$dev1" |& tee err grep "already existing volume group" err # User can also convert already stopped VDO volume vdo stop $VDOCONF --name "$VDONAME" lvm_import_vdo -y -v --name $vg/$lv1 "$dev1" check lv_field $vg/$lv1 size "3.00t" vgremove -f $vg # # Try once again with different vgname/lvname and sizes # aux teardown_devs aux prepare_devs 1 23456 vdo create $VDOCONF --name "$VDONAME" --device="$dev1" --vdoLogicalSize=23G mkfs -E nodiscard "$DM_DEV_DIR/mapper/$VDONAME" lvm_import_vdo -y -v --name $vg1/$lv2 "$dev1" fsck -n "$DM_DEV_DIR/$vg1/$lv2" vgremove -f $vg1 aux teardown_devs # Check with some real non-DM device from system # this needs to dropping DM_DEV_DIR aux prepare_loop 60000 || skip test -f LOOP LOOP=$(< LOOP) aux extend_filter "a|$LOOP|" aux extend_devices "$LOOP" # # Unfortunatelly generates this in syslog: # # vdo-start-by-dev@loop0.service: Main process exited, code=exited, status=1/FAILURE # vdo-start-by-dev@loop0.service: Failed with result 'exit-code'. # Failed to start Start VDO volume backed by loop0. # # TODO: Could be handled by: # # systemctl mask vdo-start-by-dev@ # systemctl unmask vdo-start-by-dev@ # # automate... # vdo create $VDOCONF --name "$VDONAME" --device="$LOOP" --vdoLogicalSize=23G \ --blockMapCacheSize 192 \ --blockMapPeriod 2048 \ --emulate512 disabled \ --indexMem 0.5 \ --maxDiscardSize 10 \ --sparseIndex disabled \ --vdoAckThreads 2 \ --vdoBioRotationInterval 8 \ --vdoBioThreads 2 \ --vdoCpuThreads 5 \ --vdoHashZoneThreads 3 \ --vdoLogicalThreads 3 \ --writePolicy async-unsafe # Get VDO table line dmsetup table "$VDONAME" | tr " " "\n" | sed -e '5,6d' -e '12d' | tee vdo-orig DM_DEV_DIR="" lvm_import_vdo -y --name $vg/$lv "$LOOP" lvs -a $vg dmsetup table "$vg-${lv}_vpool-vpool" | tr " " "\n" | sed -e '5,6d' -e '12d' | tee new-vdo-lv # Check there is a match between VDO and LV managed volume # (when differentiating parameters are deleted first) diff -u vdo-orig new-vdo-lv || die "Found mismatching VDO table lines!" check lv_field $vg/$lv size "23.00g"