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Diffstat (limited to 'test/shell/vdo-convert.sh')
| -rw-r--r-- | test/shell/vdo-convert.sh | 230 |
1 files changed, 230 insertions, 0 deletions
diff --git a/test/shell/vdo-convert.sh b/test/shell/vdo-convert.sh new file mode 100644 index 0000000..231939c --- /dev/null +++ b/test/shell/vdo-convert.sh @@ -0,0 +1,230 @@ +#!/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 +VDO_CONFIG="vdotestconf.yml" +VDOCONF="-f $VDO_CONFIG" +#VDOCONF="" +export VDOCONF VDO_CONFIG +VDONAME="${PREFIX}-TESTVDO" +export DM_UUID_PREFIX=$PREFIX + +# VDO automatically starts dmeventd +aux prepare_dmeventd + +# +# Main +# +if not which vdo ; then + which lvm_vdo_wrapper || skip "Missing 'lvm_vdo_wrapper'." + which oldvdoformat || skip "Emulation of vdo manager 'oldvdoformat' missing." + which oldvdoprepareforlvm || skip "Emulation of vdo manager 'oldvdoprepareforlvm' missing." + # enable expansion of aliasis within script itself + shopt -s expand_aliases + alias vdo='lvm_vdo_wrapper' + export VDO_BINARY=lvm_vdo_wrapper + echo "Using 'lvm_vdo_wrapper' emulation of 'vdo' manager." +fi +which mkfs.ext4 || skip +export MKE2FS_CONFIG="$TESTDIR/lib/mke2fs.conf" + +aux have_vdo 6 2 0 || skip + +aux prepare_devs 2 20000 + +aux extend_filter_LVMTEST + +export TMPDIR=$PWD + + +# 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 + +# use some not so 'well' aligned virtual|logical size +vdo create $VDOCONF --name "$VDONAME" --device "$DM_DEV_DIR/$vg/$lv1" --vdoSlabSize 128M --vdoLogicalSize 10G + +mkfs -E nodiscard "$DM_DEV_DIR/mapper/$VDONAME" +##XXXXX +# 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" --vdoSlabSize 128M --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" --vdoSlabSize 128M --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 "$dev1" --vdoSlabSize 128M --vdoLogicalSize 23G + +mkfs -E nodiscard "$DM_DEV_DIR/mapper/$VDONAME" + +lvm_import_vdo --vdo-config "$VDO_CONFIG" -y -v --name $vg1/$lv2 "$dev1" + +fsck -n "$DM_DEV_DIR/$vg1/$lv2" + +vgremove -f $vg1 + +aux wipefs_a "$dev1" + +# let's assume users with VDO target have 'new' enough version of stat too +# otherwise use more universal code from lvm_vdo_import +read major minor < <(stat -c '%Hr %Lr' $(readlink -e "$dev1")) +dmsetup create "$PREFIX-vdotest" --table "0 30280004 linear $major:$minor 32" + +TEST="$DM_DEV_DIR/mapper/$PREFIX-vdotest" + +aux wipefs_a "$TEST" +aux extend_filter "a|$TEST|" +aux extend_devices "$TEST" + +# +# 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... +# + +# use slightly smaller size then 'rounded' 23G - to enforce vdo_logicalSize rounding +vdo create $VDOCONF --name "$VDONAME" --device "$TEST" --vdoSlabSize 128M --vdoLogicalSize 24117240K\ + --blockMapCacheSize 192 \ + --blockMapPeriod 2048 \ + --emulate512 disabled \ + --indexMem 0.5 \ + --maxDiscardSize 10 \ + --sparseIndex disabled \ + --vdoAckThreads 2 \ + --vdoBioRotationInterval 8 \ + --vdoBioThreads 2 \ + --vdoCpuThreads 5 \ + --vdoHashZoneThreads 3 \ + --vdoLogicalThreads 3 \ + --writePolicy async-unsafe +dmsetup table + +# Get VDO table line +dmsetup table "$VDONAME" | tr " " "\n" | sed -e '5,6d' -e '12d' | tee vdo-orig + +mkfs.ext4 -E nodiscard "$DM_DEV_DIR/mapper/$VDONAME" + +# For conversion we +aux lvmconf 'global/vdo_disabled_features = [ "version4" ]' + +# +# Try to prepare 'broken' case where header was moved by older tool to 2M position +# +export LVM_VDO_PREPARE=oldvdoprepareforlvm2M +if which "$LVM_VDO_PREPARE" ; then +# Use old vdoprepareforlvm tool, that always moves header to 2M offset +cp "$VDO_CONFIG" "$VDO_CONFIG.backup" +lvm_import_vdo --abort-after-vdo-convert --vdo-config "$VDO_CONFIG" -v -y --name $vg/$lv "$TEST" +# Restore VDO configuration (as it's been removed with succeful vdo conversion +cp "$VDO_CONFIG.backup" "$VDO_CONFIG" +# Check VDO header is seen at 2M offset +blkid -c /dev/null --probe --offset 2M "$TEST" +fi +unset LVM_VDO_PREPARE + +#lvm_import_vdo --no-snapshot --vdo-config "$VDO_CONFIG" -v -y --name $vg/$lv "$TEST" +lvm_import_vdo --vdo-config "$VDO_CONFIG" --uuid-prefix "$PREFIX" -v -y --name $vg/$lv "$TEST" +dmsetup table + +# check our filesystem is OK +fsck -n "$DM_DEV_DIR/$vg/$lv" + +# Compare converted LV uses same VDO table line +dmsetup table "$vg-${lv}_vpool-vpool" | tr " " "\n" | sed -e '5,6d' -e '12d' | tee new-vdo-lv + +tail -n+3 vdo-orig >vdo-orig-3 +tail -n+3 new-vdo-lv >new-vdo-lv-3 + +# Check there is a match between VDO and LV managed volume +# (when differentiating parameters are deleted first) +# we need to skip first 2 lines as the device size gets rounded to match VG extent size +diff -u vdo-orig-3 new-vdo-lv-3 || die "Found mismatching VDO table lines!" + +check lv_field $vg/$lv size "23.00g" +unset LVM_VDO_PREPARE + |