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