kmod-kvdo/tests/smoke/runtest.sh
Andrew Walsh be6fd28e55 Updated 8.1.0.316 code
Rebased to upstream candidate.
- Resolves: rhbz#1955374
2021-08-09 23:53:41 +00:00

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#!/bin/bash
# vim: dict+=/usr/share/beakerlib/dictionary.vim cpt=.,w,b,u,t,i,k
# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
#
# runtest.sh of VDO smoke test
# Description: Check that VDO is able to read/write data and start/stop
# Author: Andy Walsh <awalsh@redhat.com>
#
# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
#
# Copyright (c) 2018 Red Hat, Inc.
#
# This program is free software: you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation, either version 2 of
# the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be
# useful, but WITHOUT ANY WARRANTY; without even the implied
# warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
# PURPOSE. See the GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see http://www.gnu.org/licenses/.
#
# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# Include Beaker environment
. /usr/bin/rhts-environment.sh || exit 1
. /usr/share/beakerlib/beakerlib.sh || exit 1
function insertModuleWithDMesgOutput() {
moduleName=$1
modulePath=$(rpm -ql kmod-kvdo | grep "${1}.ko$")
exitVal=0
rlRun "dmesg -c > /dev/null"
rlRun "insmod ${modulePath}" || exitVal=255
rlRun "dmesg"
if [ ${exitVal} -ne 0 ]; then
rlDie "Exiting with failure due to module/kernel incompatibility"
fi
}
rlJournalStart
rlPhaseStartSetup "Create backing device"
rlRun "TmpDir=\$(mktemp -d)" 0 "Creating tmp directory"
rlRun "pushd $TmpDir"
rlRun "df ."
# If we end up with less than 15G of available space, then we can't
# create a VDO volume sufficient for testing. We should bail out as a
# result.
loopbackSize=$(($(df --sync --output=avail / | tail -1) * 1024 - 1024*1024*1024))
if [ ${loopbackSize} -lt $((1024*1024*1024*15)) ]; then
rlDie "Not enough space to create loopback device."
fi
rlRun "truncate -s ${loopbackSize} $TmpDir/loop0.bin" 0 "Laying out loopfile backing"
rlRun "losetup /dev/loop0 $TmpDir/loop0.bin" 0 "Creating loopdevice"
rlRun "mkdir -p /mnt/testmount" 0 "Creating test mountpoint dir"
rlPhaseEnd
rlPhaseStartTest "Gather Relevant Info"
# Gather some system information for debug purposes
rlRun "uname -a"
rlRun "find /lib/modules -name kvdo.ko"
rlRun "modinfo uds" || insertModuleWithDMesgOutput uds
rlRun "modinfo kvdo" || insertModuleWithDMesgOutput kvdo
rlPhaseEnd
rlPhaseStartTest "Generate Test Data"
# Write some data, check statistics
rlRun "dd if=/dev/urandom of=${TmpDir}/urandom_fill_file bs=1M count=100"
rlRun "ls -lh ${TmpDir}/urandom_fill_file"
rlPhaseEnd
for partition_type in "raw" "lvm" "part"
do
case $partition_type in
"raw"*)
backing_device=/dev/loop0
;;
"lvm"*)
rlPhaseStartTest "Create LVM backing device"
rlRun "pvcreate /dev/loop0" 0 "Creating PV"
rlRun "vgcreate vdo_base /dev/loop0" 0 "Creating VG"
rlRun "lvcreate -n vdo_base -l100%FREE vdo_base" 0 "Creating LV"
rlPhaseEnd
backing_device=/dev/vdo_base/vdo_base
;;
"part"*)
rlPhaseStartTest "Create partitioned backing device"
rlRun "parted -s /dev/loop0 mklabel msdos" 0 "Creating label"
rlRun 'parted -s /dev/loop0 mkpart primary "" 1M -- -1M' 0 "Creating partition"
rlPhaseEnd
backing_device=/dev/loop0p1
;;
*)
;;
esac
rlPhaseStartTest "LVM-VDO Smoke Test"
# Create the VDO volume and get the initial statistics
rlRun "pvcreate --config devices/scan_lvs=1 ${backing_device}"
rlRun "vgcreate --config devices/scan_lvs=1 vdo_data ${backing_device}"
rlRun "lvcreate --config devices/scan_lvs=1 --type vdo -L 9G -V 100G -n vdo0 vdo_data/vdopool"
# Create a filesystem and mount the device, check statistics
rlRun "mkfs.xfs -K /dev/vdo_data/vdo0" 0 "Making xfs filesystem on VDO volume"
rlRun "mount -o discard /dev/vdo_data/vdo0 /mnt/testmount" 0 "Mounting xfs filesystem on VDO volume"
rlRun "df --sync /mnt/testmount"
rlRun "vdostats vdo_data-vdopool-vpool"
# Copy the test data onto VDO volume 4 times to get some deduplication
for i in {1..4}
do
rlRun "cp ${TmpDir}/urandom_fill_file /mnt/testmount/test_file-${i}"
done
rlRun "df --sync /mnt/testmount"
rlRun "vdostats vdo_data-vdopool-vpool"
# Verify the data
for i in {1..4}
do
rlRun "cmp ${TmpDir}/urandom_fill_file /mnt/testmount/test_file-${i}"
done
# Unmount and stop the volume, check statistics
rlRun "umount /mnt/testmount" 0 "Unmounting testmount"
rlRun "vdostats vdo_data-vdopool-vpool"
rlRun "lvchange --config devices/scan_lvs=1 -an vdo_data/vdo0"
# Start the VDO volume, mount it, check statistics, verify data.
rlRun "lvchange --config devices/scan_lvs=1 -ay vdo_data/vdo0"
rlRun "mount -o discard /dev/vdo_data/vdo0 /mnt/testmount" 0 "Mounting xfs filesystem on VDO volume"
rlRun "df --sync /mnt/testmount"
rlRun "vdostats vdo_data-vdopool-vpool"
# Verify the data
for i in {1..4}
do
rlRun "cmp ${TmpDir}/urandom_fill_file /mnt/testmount/test_file-${i}"
done
rlPhaseEnd
rlPhaseStartCleanup
rlRun "umount /mnt/testmount" 0 "Unmounting testmount"
rlRun "lvremove --config devices/scan_lvs=1 -ff vdo_data/vdo0" 0 "Removing VDO volume vdo0"
case $partition_type in
"lvm"*)
rlPhaseStartCleanup
rlRun "lvremove -ff ${backing_device}" 0 "Removing LV"
rlRun "vgremove vdo_base" 0 "Removing VG"
rlRun "pvremove /dev/loop0" 0 "Removing PV"
rlPhaseEnd
;;
"part"*)
rlPhaseStartCleanup
rlRun "parted -s /dev/loop0 rm 1" 0 "Removing partition"
rlPhaseEnd
;;
*)
;;
esac
rlRun "dd if=/dev/zero of=/dev/loop0 bs=1M count=10 oflag=direct" 0 "Wiping Block Device"
rlPhaseEnd
done
rlPhaseStartCleanup
rlRun "losetup -d /dev/loop0" 0 "Deleting loopdevice"
rlRun "rm -f $TmpDir/loop0.bin" 0 "Removing loopfile backing"
rlRun "popd"
rlRun "rm -r $TmpDir" 0 "Removing tmp directory"
rlPhaseEnd
rlJournalPrintText
rlJournalEnd