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Add /dev/disk/by-id link tests #219

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merged 5 commits into from
Jul 3, 2024
Merged

Add /dev/disk/by-id link tests #219

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761a009
tests/storage-volumes-vm: Use `/dev/disk/by-id` references
hamistao Jun 28, 2024
266b533
tests/storage-volumes-vm: Check links to `/dev/s*`
hamistao Jun 28, 2024
c7a9261
tests/storage-vm: Use `/dev/disk/by-id` references
hamistao Jun 28, 2024
74207ca
tests/storage-vm: Check links to `/dev/s*`
hamistao Jun 28, 2024
1e5aa10
tests/storage-disks-vm: Check `/dev/disk/by-id` for long dev name
hamistao Jul 1, 2024
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22 changes: 20 additions & 2 deletions tests/storage-disks-vm
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Original file line number Diff line number Diff line change
Expand Up @@ -110,9 +110,27 @@ lxc exec v1 -- ls -l /mnt/foo1
lxc stop -f v1

# Check adding a disk to a vm with a long name (max 63) and slash to test possible problems with long socket paths or long qemu device tags
LONG_DEVICE_NAME="device-with-very-long-name-and-/-4-qemu-property-handling-test_"
LONG_DEVICE_NAME="device-/-with-very-long-name-and-4-qemu-property-handling-test_"
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DEVICE_HOTPLUG="1"

lxc launch "${IMAGE}" v2 --vm

echo "==> Check /dev/disk/by-id with escaped long device name"
# Create block device source inside allowed directory
touch "${testRoot}/allowed1/lxd-block-test"
truncate -s 5m "${testRoot}/allowed1/lxd-block-test"

waitInstanceReady v2
lxc config device add v2 ${LONG_DEVICE_NAME} disk source="${testRoot}/allowed1/lxd-block-test"
sleep 3
BLOCK_SPECIAL_FILE="$(lxc exec v2 -- readlink -f /dev/disk/by-id/scsi-0QEMU_QEMU_HARDDISK_lxd_device-----with-)"
lxc exec v2 -- test -b "$BLOCK_SPECIAL_FILE"
lxc config device remove v2 ${LONG_DEVICE_NAME}
sleep 3
! lxc exec v2 -- stat "$BLOCK_SPECIAL_FILE" || false
! lxc exec v2 -- stat /dev/disk/by-id/scsi-0QEMU_QEMU_HARDDISK_lxd_device-----with- || false
lxc stop -f v2

# XXX: LXD releases 5.21 and earlier don't support long names (yet)
if echo "${LXD_SNAP_CHANNEL}" | grep -E '^([45]\.0|5\.21)/'; then
echo "::warning::${LXD_SNAP_CHANNEL} detected, using a shorter name"
Expand All @@ -124,7 +142,6 @@ if echo "${LXD_SNAP_CHANNEL}" | grep -E '^[45]\.0/'; then
DEVICE_HOTPLUG="0"
fi

lxc init "${IMAGE}" v2 --vm
lxc config device add v2 "${LONG_DEVICE_NAME}" disk source="${testRoot}/allowed1" path="/mnt/bar1"
lxc start v2
waitInstanceReady v2
Expand Down Expand Up @@ -230,6 +247,7 @@ lxc network delete lxdbr0

rm "${testRoot}/allowed1/not-allowed1"
rm "${testRoot}/allowed1/not-allowed2"
rm "${testRoot}/allowed1/lxd-block-test"
rmdir "${testRoot}/allowed1/foo1"
rmdir "${testRoot}/allowed1/foo2"
rm "${testRoot}/allowed1/foolink"
Expand Down
76 changes: 41 additions & 35 deletions tests/storage-vm
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Original file line number Diff line number Diff line change
Expand Up @@ -63,10 +63,10 @@ for poolDriver in $poolDriverList; do
lxc info v1

echo "==> Check /dev/disk/by-id"
lxc exec v1 -- test -e /dev/disk/by-id/scsi-0QEMU_QEMU_HARDDISK_lxd_root
lxc exec v1 -- test -e /dev/disk/by-id/scsi-0QEMU_QEMU_HARDDISK_lxd_root-part1
lxc exec v1 -- test -b /dev/disk/by-id/scsi-0QEMU_QEMU_HARDDISK_lxd_root
lxc exec v1 -- test -b /dev/disk/by-id/scsi-0QEMU_QEMU_HARDDISK_lxd_root-part1
if lxc exec v1 -- mount | grep -qwF /boot/efi; then
lxc exec v1 -- test -e /dev/disk/by-id/scsi-0QEMU_QEMU_HARDDISK_lxd_root-part15
lxc exec v1 -- test -b /dev/disk/by-id/scsi-0QEMU_QEMU_HARDDISK_lxd_root-part15
fi

echo "==> Check config drive is readonly"
Expand All @@ -82,10 +82,10 @@ for poolDriver in $poolDriverList; do

if [ "${poolDriver}" != "powerflex" ]; then
echo "==> Checking VM root disk size is 3584MiB"
[ "$(($(lxc exec v1 -- blockdev --getsize64 /dev/sda) / MiB))" -eq "3584" ]
[ "$(($(lxc exec v1 -- blockdev --getsize64 /dev/disk/by-id/scsi-0QEMU_QEMU_HARDDISK_lxd_root) / MiB))" -eq "3584" ]
else
echo "==> Checking VM root disk size is 8GiB"
[ "$(($(lxc exec v1 -- blockdev --getsize64 /dev/sda) / GiB))" -eq "8" ]
[ "$(($(lxc exec v1 -- blockdev --getsize64 /dev/disk/by-id/scsi-0QEMU_QEMU_HARDDISK_lxd_root) / GiB))" -eq "8" ]
fi

echo "foo" | lxc exec v1 -- tee /root/foo.txt
Expand Down Expand Up @@ -126,10 +126,10 @@ for poolDriver in $poolDriverList; do

if [ "${poolDriver}" != "powerflex" ]; then
echo "==> Checking VM snapshot copy root disk size is 3584MiB"
[ "$(($(lxc exec v2 -- blockdev --getsize64 /dev/sda) / MiB))" -eq "3584" ]
[ "$(($(lxc exec v2 -- blockdev --getsize64 /dev/disk/by-id/scsi-0QEMU_QEMU_HARDDISK_lxd_root) / MiB))" -eq "3584" ]
else
echo "==> Checking VM snapshot copy root disk size is 8GiB"
[ "$(($(lxc exec v2 -- blockdev --getsize64 /dev/sda) / GiB))" -eq "8" ]
[ "$(($(lxc exec v2 -- blockdev --getsize64 /dev/disk/by-id/scsi-0QEMU_QEMU_HARDDISK_lxd_root) / GiB))" -eq "8" ]
fi
lxc delete -f v2

Expand Down Expand Up @@ -160,10 +160,10 @@ for poolDriver in $poolDriverList; do

if [ "${poolDriver}" != "powerflex" ]; then
echo "==> Checking VM snapshot copy root disk size is 3584MiB"
[ "$(($(lxc exec v2 -- blockdev --getsize64 /dev/sda) / MiB))" -eq "3584" ]
[ "$(($(lxc exec v2 -- blockdev --getsize64 /dev/disk/by-id/scsi-0QEMU_QEMU_HARDDISK_lxd_root) / MiB))" -eq "3584" ]
else
echo "==> Checking VM snapshot copy root disk size is 8GiB"
[ "$(($(lxc exec v2 -- blockdev --getsize64 /dev/sda) / GiB))" -eq "8" ]
[ "$(($(lxc exec v2 -- blockdev --getsize64 /dev/disk/by-id/scsi-0QEMU_QEMU_HARDDISK_lxd_root) / GiB))" -eq "8" ]
fi
lxc delete -f v2

Expand Down Expand Up @@ -198,10 +198,10 @@ for poolDriver in $poolDriverList; do

if [ "${poolDriver}" != "powerflex" ]; then
echo "==> Checking VM snapshot copy root disk size is 3584MiB"
[ "$(($(lxc exec v2 -- blockdev --getsize64 /dev/sda) / MiB))" -eq "3584" ]
[ "$(($(lxc exec v2 -- blockdev --getsize64 /dev/disk/by-id/scsi-0QEMU_QEMU_HARDDISK_lxd_root) / MiB))" -eq "3584" ]
else
echo "==> Checking VM snapshot copy root disk size is 8GiB"
[ "$(($(lxc exec v2 -- blockdev --getsize64 /dev/sda) / GiB))" -eq "8" ]
[ "$(($(lxc exec v2 -- blockdev --getsize64 /dev/disk/by-id/scsi-0QEMU_QEMU_HARDDISK_lxd_root) / GiB))" -eq "8" ]
fi
lxc delete -f v2

Expand Down Expand Up @@ -271,13 +271,13 @@ for poolDriver in $poolDriverList; do

if [ "${poolDriver}" != "powerflex" ]; then
echo "==> Checking VM root disk size is 4GiB"
[ "$(($(lxc exec v1 -- blockdev --getsize64 /dev/sda) / GiB))" -eq "4" ]
[ "$(($(lxc exec v1 -- blockdev --getsize64 /dev/disk/by-id/scsi-0QEMU_QEMU_HARDDISK_lxd_root) / GiB))" -eq "4" ]

echo "==> Check VM shrink is blocked"
! lxc config device set v1 root size=3584MiB || false
else
echo "==> Checking VM root disk size is 16GiB"
[ "$(($(lxc exec v1 -- blockdev --getsize64 /dev/sda) / GiB))" -eq "16" ]
[ "$(($(lxc exec v1 -- blockdev --getsize64 /dev/disk/by-id/scsi-0QEMU_QEMU_HARDDISK_lxd_root) / GiB))" -eq "16" ]

echo "==> Check VM shrink is blocked"
! lxc config device set v1 root size=8GiB || false
Expand Down Expand Up @@ -343,13 +343,13 @@ for poolDriver in $poolDriverList; do
lxc exec v1 -- rm /srv/rw/lxd-test-rw
lxc exec v1 -- rm /srv/rw/lxd-test

# Check block disks are available.
lxc exec v1 -- stat -c "%F" /dev/sdb | grep -xF "block special file"
lxc exec v1 -- stat -c "%F" /dev/sdc | grep -xF "block special file"
# Check /dev/disk/by-id/ links
lxc exec v1 -- test -b /dev/disk/by-id/scsi-0QEMU_QEMU_HARDDISK_lxd_block1ro
lxc exec v1 -- test -b /dev/disk/by-id/scsi-0QEMU_QEMU_HARDDISK_lxd_block1rw

# Check the rw driver accepts writes and the ro does not.
! lxc exec v1 -- dd if=/dev/urandom of=/dev/sdb bs=512 count=2 || false
lxc exec v1 -- dd if=/dev/urandom of=/dev/sdc bs=512 count=2
! lxc exec v1 -- dd if=/dev/urandom of=/dev/disk/by-id/scsi-0QEMU_QEMU_HARDDISK_lxd_block1ro bs=512 count=2 || false
lxc exec v1 -- dd if=/dev/urandom of=/dev/disk/by-id/scsi-0QEMU_QEMU_HARDDISK_lxd_block1rw bs=512 count=2

# Remove temporary directory (should now be empty aside from block file).
echo "==> Stopping VM"
Expand Down Expand Up @@ -378,10 +378,13 @@ for poolDriver in $poolDriverList; do
fi
lxc storage volume attach "${poolName}" vol1 v1
sleep 3
lxc exec v1 -- stat -c "%F" /dev/sdb | grep -xF "block special file"

BLOCK_SPECIAL_FILE="$(lxc exec v1 -- readlink -f /dev/disk/by-id/scsi-0QEMU_QEMU_HARDDISK_lxd_vol1)"
lxc exec v1 -- test -b "$BLOCK_SPECIAL_FILE"
lxc storage volume detach "${poolName}" vol1 v1
sleep 3
! lxc exec v1 -- stat -c "%F" /dev/sdb || false
! lxc exec v1 -- stat "$BLOCK_SPECIAL_FILE" || false
! lxc exec v1 -- stat /dev/disk/by-id/scsi-0QEMU_QEMU_HARDDISK_lxd_vol1 || false
lxc storage volume delete "${poolName}" vol1

lxc config device add v1 block1 disk source="/tmp/lxd-test-${poolName}/lxd-test-block" readonly=true
Expand All @@ -399,10 +402,13 @@ for poolDriver in $poolDriverList; do
# Hot plug cloud-init:config ISO.
lxc config device add v1 cloudinit disk source=cloud-init:config
sleep 3
lxc exec v1 -- mount -t iso9660 -o ro /dev/sr0 /mnt
lxc exec v1 -- umount /dev/sr0
BLOCK_SPECIAL_FILE="$(readlink -f /dev/disk/by-id/scsi-0QEMU_QEMU_CD-ROM_lxd_cloudinit)"
lxc exec v1 -- test -b "${BLOCK_SPECIAL_FILE}"
lxc exec v1 -- mount -t iso9660 -o ro /dev/disk/by-id/scsi-0QEMU_QEMU_CD-ROM_lxd_cloudinit /mnt
lxc exec v1 -- umount /dev/disk/by-id/scsi-0QEMU_QEMU_CD-ROM_lxd_cloudinit
lxc config device remove v1 cloudinit
! lxc exec v1 -- stat /dev/sr0 || false
! lxc exec v1 -- stat "${BLOCK_SPECIAL_FILE}" || false
! lxc exec v1 -- stat /dev/disk/by-id/scsi-0QEMU_QEMU_CD-ROM_lxd_cloudinit || false

# Remove temporary directory.
echo "==> Stopping VM"
Expand All @@ -427,10 +433,10 @@ for poolDriver in $poolDriverList; do

if [ "${poolDriver}" != "powerflex" ]; then
echo "==> Checking VM root disk size is 4GiB"
[ "$(($(lxc exec v1 -- blockdev --getsize64 /dev/sda) / GiB))" -eq "4" ]
[ "$(($(lxc exec v1 -- blockdev --getsize64 /dev/disk/by-id/scsi-0QEMU_QEMU_HARDDISK_lxd_root) / GiB))" -eq "4" ]
else
echo "==> Checking VM root disk size is 16GiB"
[ "$(($(lxc exec v1 -- blockdev --getsize64 /dev/sda) / GiB))" -eq "16" ]
[ "$(($(lxc exec v1 -- blockdev --getsize64 /dev/disk/by-id/scsi-0QEMU_QEMU_HARDDISK_lxd_root) / GiB))" -eq "16" ]
fi

echo "==> Deleting VM and reset pool volume.size"
Expand Down Expand Up @@ -473,10 +479,10 @@ for poolDriver in $poolDriverList; do

if [ "${poolDriver}" != "powerflex" ]; then
echo "==> Checking VM root disk size is 3584MiB"
[ "$(($(lxc exec v1 -- blockdev --getsize64 /dev/sda) / MiB))" -eq "3584" ]
[ "$(($(lxc exec v1 -- blockdev --getsize64 /dev/disk/by-id/scsi-0QEMU_QEMU_HARDDISK_lxd_root) / MiB))" -eq "3584" ]
else
echo "==> Checking VM root disk size is 8GiB"
[ "$(($(lxc exec v1 -- blockdev --getsize64 /dev/sda) / GiB))" -eq "8" ]
[ "$(($(lxc exec v1 -- blockdev --getsize64 /dev/disk/by-id/scsi-0QEMU_QEMU_HARDDISK_lxd_root) / GiB))" -eq "8" ]
fi
lxc stop -f v1

Expand All @@ -500,10 +506,10 @@ for poolDriver in $poolDriverList; do

if [ "${poolDriver}" != "powerflex" ]; then
echo "==> Checking copied VM root disk size is 3584MiB"
[ "$(($(lxc exec v2 -- blockdev --getsize64 /dev/sda) / MiB))" -eq "3584" ]
[ "$(($(lxc exec v2 -- blockdev --getsize64 /dev/disk/by-id/scsi-0QEMU_QEMU_HARDDISK_lxd_root) / MiB))" -eq "3584" ]
else
echo "==> Checking copied VM root disk size is 8GiB"
[ "$(($(lxc exec v2 -- blockdev --getsize64 /dev/sda) / GiB))" -eq "8" ]
[ "$(($(lxc exec v2 -- blockdev --getsize64 /dev/disk/by-id/scsi-0QEMU_QEMU_HARDDISK_lxd_root) / GiB))" -eq "8" ]
fi
lxc delete -f v2
lxc storage delete "${poolName}-2"
Expand All @@ -522,10 +528,10 @@ for poolDriver in $poolDriverList; do

if [ "${poolDriver}" != "powerflex" ]; then
echo "==> Checking copied VM root disk size is 3584MiB"
[ "$(($(lxc exec v2 -- blockdev --getsize64 /dev/sda) / MiB))" -eq "3584" ]
[ "$(($(lxc exec v2 -- blockdev --getsize64 /dev/disk/by-id/scsi-0QEMU_QEMU_HARDDISK_lxd_root) / MiB))" -eq "3584" ]
else
echo "==> Checking copied VM root disk size is 8GiB"
[ "$(($(lxc exec v2 -- blockdev --getsize64 /dev/sda) / GiB))" -eq "8" ]
[ "$(($(lxc exec v2 -- blockdev --getsize64 /dev/disk/by-id/scsi-0QEMU_QEMU_HARDDISK_lxd_root) / GiB))" -eq "8" ]
fi
lxc delete -f v2

Expand All @@ -543,10 +549,10 @@ for poolDriver in $poolDriverList; do

if [ "${poolDriver}" != "powerflex" ]; then
echo "==> Checking copied VM root disk size is 5GiB"
[ "$(($(lxc exec v2 -- blockdev --getsize64 /dev/sda) / GiB))" -eq "5" ]
[ "$(($(lxc exec v2 -- blockdev --getsize64 /dev/disk/by-id/scsi-0QEMU_QEMU_HARDDISK_lxd_root) / GiB))" -eq "5" ]
else
echo "==> Checking copied VM root disk size is 16GiB"
[ "$(($(lxc exec v2 -- blockdev --getsize64 /dev/sda) / GiB))" -eq "16" ]
[ "$(($(lxc exec v2 -- blockdev --getsize64 /dev/disk/by-id/scsi-0QEMU_QEMU_HARDDISK_lxd_root) / GiB))" -eq "16" ]
fi
lxc delete -f v2
lxc storage delete "${poolName}-${dstPoolDriver}"
Expand Down Expand Up @@ -576,10 +582,10 @@ for poolDriver in $poolDriverList; do

if [ "${poolDriver}" != "powerflex" ]; then
echo "==> Checking new VM root disk size has default volume size of 10GiB"
[ "$(($(lxc exec v1 -- blockdev --getsize64 /dev/sda) / GiB))" -eq "10" ]
[ "$(($(lxc exec v1 -- blockdev --getsize64 /dev/disk/by-id/scsi-0QEMU_QEMU_HARDDISK_lxd_root) / GiB))" -eq "10" ]
else
echo "==> Checking new VM root disk size has default volume size of 16GiB"
[ "$(($(lxc exec v1 -- blockdev --getsize64 /dev/sda) / GiB))" -eq "16" ]
[ "$(($(lxc exec v1 -- blockdev --getsize64 /dev/disk/by-id/scsi-0QEMU_QEMU_HARDDISK_lxd_root) / GiB))" -eq "16" ]
fi

echo "===> Renaming VM"
Expand Down
26 changes: 18 additions & 8 deletions tests/storage-volumes-vm
View file
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Original file line number Diff line number Diff line change
Expand Up @@ -61,8 +61,8 @@ do
echo "==> Start VM and add content to custom block volume"
lxc start v1
waitInstanceReady v1

lxc exec v1 -- /bin/sh -c "mkfs.ext4 /dev/sdb && mount /dev/sdb /mnt && echo foo > /mnt/bar && umount /mnt"
lxc exec v1 -- test -b /dev/disk/by-id/scsi-0QEMU_QEMU_HARDDISK_lxd_vol1
lxc exec v1 -- /bin/sh -c "mkfs.ext4 /dev/disk/by-id/scsi-0QEMU_QEMU_HARDDISK_lxd_vol1 && mount /dev/disk/by-id/scsi-0QEMU_QEMU_HARDDISK_lxd_vol1 /mnt && echo foo > /mnt/bar && umount /mnt"

echo "==> Stop VM and detach custom volumes"
lxc stop -f v1
Expand Down Expand Up @@ -107,6 +107,16 @@ do
lxc storage volume attach "${poolName}" vol6 v1
lxc storage volume attach "${poolName}" vol5 v2
lxc storage volume attach "${poolName}" vol6 v2

echo "===> Check if /dev/disk/by-id representations are accurate"
lxc start v1 v2
waitInstanceReady v1
waitInstanceReady v2
lxc exec v1 -- test -b /dev/disk/by-id/scsi-0QEMU_QEMU_CD-ROM_lxd_vol5
lxc exec v1 -- test -b /dev/disk/by-id/scsi-0QEMU_QEMU_CD-ROM_lxd_vol6
lxc exec v2 -- test -b /dev/disk/by-id/scsi-0QEMU_QEMU_CD-ROM_lxd_vol5
lxc exec v2 -- test -b /dev/disk/by-id/scsi-0QEMU_QEMU_CD-ROM_lxd_vol6
lxc stop -f v1 v2
else
echo "==> Skipping custom ISO volume tests, not supported"
fi
Expand All @@ -118,22 +128,22 @@ do
waitInstanceReady v2

# shellcheck disable=2016
lxc exec v1 -- /bin/sh -c 'mount /dev/sdb /mnt && [ $(cat /mnt/bar) = foo ] && umount /mnt'
lxc exec v1 -- /bin/sh -c 'mount /dev/disk/by-id/scsi-0QEMU_QEMU_HARDDISK_lxd_vol2 /mnt && [ $(cat /mnt/bar) = foo ] && umount /mnt'
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# shellcheck disable=2016
lxc exec v1 -- /bin/sh -c 'mount /dev/sdc /mnt && [ $(cat /mnt/bar) = foo ] && umount /mnt'
lxc exec v1 -- /bin/sh -c 'mount /dev/disk/by-id/scsi-0QEMU_QEMU_HARDDISK_lxd_vol3 /mnt && [ $(cat /mnt/bar) = foo ] && umount /mnt'

if hasNeededAPIExtension custom_volume_iso; then
# mount ISOs and check content
# shellcheck disable=2016
lxc exec v1 -- /bin/sh -c 'mount /dev/sr0 /mnt && [ $(cat /mnt/foo) = foo ] && ! touch /mnt/foo && umount /mnt'
lxc exec v1 -- /bin/sh -c 'mount /dev/disk/by-id/scsi-0QEMU_QEMU_CD-ROM_lxd_vol5 /mnt && [ $(cat /mnt/foo) = foo ] && ! touch /mnt/foo && umount /mnt'
# shellcheck disable=2016
lxc exec v1 -- /bin/sh -c 'mount /dev/sr1 /mnt && [ $(cat /mnt/bar) = bar ] && ! touch /mnt/bar && umount /mnt'
lxc exec v1 -- /bin/sh -c 'mount /dev/disk/by-id/scsi-0QEMU_QEMU_CD-ROM_lxd_vol6 /mnt && [ $(cat /mnt/bar) = bar ] && ! touch /mnt/bar && umount /mnt'

# concurrent readonly ISO mounts
# shellcheck disable=2016
lxc exec v1 -- /bin/sh -c 'mount /dev/sr0 /mnt && [ $(cat /mnt/foo) = foo ] && ! touch /mnt/foo'
lxc exec v1 -- /bin/sh -c 'mount /dev/disk/by-id/scsi-0QEMU_QEMU_CD-ROM_lxd_vol5 /mnt && [ $(cat /mnt/foo) = foo ] && ! touch /mnt/foo'
# shellcheck disable=2016
lxc exec v2 -- /bin/sh -c 'mount /dev/sr0 /mnt && [ $(cat /mnt/foo) = foo ] && ! touch /mnt/foo'
lxc exec v2 -- /bin/sh -c 'mount /dev/disk/by-id/scsi-0QEMU_QEMU_CD-ROM_lxd_vol5 /mnt && [ $(cat /mnt/foo) = foo ] && ! touch /mnt/foo'
lxc exec v1 -- umount /mnt
lxc exec v2 -- umount /mnt
else
Expand Down
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