Includes the following tests: - Adding a dirty bitmap. * RHBZ: 1782175 - Starting a drive-mirror to an NBD-backed target. * RHBZ: 1746217, 1773517 - Aborting an external snapshot transaction. * RHBZ: 1779036 - Aborting a blockdev backup transaction. * RHBZ: 1782111 For each one of them, a VM with a number of disks running in an IOThread AioContext is used. Signed-off-by: Sergio Lopez <slp@redhat.com> Signed-off-by: Kevin Wolf <kwolf@redhat.com>
248 lines
8.6 KiB
Python
Executable file
248 lines
8.6 KiB
Python
Executable file
#!/usr/bin/env python
|
|
#
|
|
# Test cases for blockdev + IOThread interactions
|
|
#
|
|
# Copyright (C) 2019 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/>.
|
|
#
|
|
|
|
import os
|
|
import iotests
|
|
from iotests import qemu_img
|
|
|
|
image_len = 64 * 1024 * 1024
|
|
|
|
# Test for RHBZ#1782175
|
|
class TestDirtyBitmapIOThread(iotests.QMPTestCase):
|
|
drive0_img = os.path.join(iotests.test_dir, 'drive0.img')
|
|
images = { 'drive0': drive0_img }
|
|
|
|
def setUp(self):
|
|
for name in self.images:
|
|
qemu_img('create', '-f', iotests.imgfmt,
|
|
self.images[name], str(image_len))
|
|
|
|
self.vm = iotests.VM()
|
|
self.vm.add_object('iothread,id=iothread0')
|
|
|
|
for name in self.images:
|
|
self.vm.add_blockdev('driver=file,filename=%s,node-name=file_%s'
|
|
% (self.images[name], name))
|
|
self.vm.add_blockdev('driver=qcow2,file=file_%s,node-name=%s'
|
|
% (name, name))
|
|
|
|
self.vm.launch()
|
|
self.vm.qmp('x-blockdev-set-iothread',
|
|
node_name='drive0', iothread='iothread0',
|
|
force=True)
|
|
|
|
def tearDown(self):
|
|
self.vm.shutdown()
|
|
for name in self.images:
|
|
os.remove(self.images[name])
|
|
|
|
def test_add_dirty_bitmap(self):
|
|
result = self.vm.qmp(
|
|
'block-dirty-bitmap-add',
|
|
node='drive0',
|
|
name='bitmap1',
|
|
persistent=True,
|
|
)
|
|
|
|
self.assert_qmp(result, 'return', {})
|
|
|
|
|
|
# Test for RHBZ#1746217 & RHBZ#1773517
|
|
class TestNBDMirrorIOThread(iotests.QMPTestCase):
|
|
nbd_sock = os.path.join(iotests.sock_dir, 'nbd.sock')
|
|
drive0_img = os.path.join(iotests.test_dir, 'drive0.img')
|
|
mirror_img = os.path.join(iotests.test_dir, 'mirror.img')
|
|
images = { 'drive0': drive0_img, 'mirror': mirror_img }
|
|
|
|
def setUp(self):
|
|
for name in self.images:
|
|
qemu_img('create', '-f', iotests.imgfmt,
|
|
self.images[name], str(image_len))
|
|
|
|
self.vm_src = iotests.VM(path_suffix='src')
|
|
self.vm_src.add_object('iothread,id=iothread0')
|
|
self.vm_src.add_blockdev('driver=file,filename=%s,node-name=file0'
|
|
% (self.drive0_img))
|
|
self.vm_src.add_blockdev('driver=qcow2,file=file0,node-name=drive0')
|
|
self.vm_src.launch()
|
|
self.vm_src.qmp('x-blockdev-set-iothread',
|
|
node_name='drive0', iothread='iothread0',
|
|
force=True)
|
|
|
|
self.vm_tgt = iotests.VM(path_suffix='tgt')
|
|
self.vm_tgt.add_object('iothread,id=iothread0')
|
|
self.vm_tgt.add_blockdev('driver=file,filename=%s,node-name=file0'
|
|
% (self.mirror_img))
|
|
self.vm_tgt.add_blockdev('driver=qcow2,file=file0,node-name=drive0')
|
|
self.vm_tgt.launch()
|
|
self.vm_tgt.qmp('x-blockdev-set-iothread',
|
|
node_name='drive0', iothread='iothread0',
|
|
force=True)
|
|
|
|
def tearDown(self):
|
|
self.vm_src.shutdown()
|
|
self.vm_tgt.shutdown()
|
|
for name in self.images:
|
|
os.remove(self.images[name])
|
|
|
|
def test_nbd_mirror(self):
|
|
result = self.vm_tgt.qmp(
|
|
'nbd-server-start',
|
|
addr={
|
|
'type': 'unix',
|
|
'data': { 'path': self.nbd_sock }
|
|
}
|
|
)
|
|
self.assert_qmp(result, 'return', {})
|
|
|
|
result = self.vm_tgt.qmp(
|
|
'nbd-server-add',
|
|
device='drive0',
|
|
writable=True
|
|
)
|
|
self.assert_qmp(result, 'return', {})
|
|
|
|
result = self.vm_src.qmp(
|
|
'drive-mirror',
|
|
device='drive0',
|
|
target='nbd+unix:///drive0?socket=' + self.nbd_sock,
|
|
sync='full',
|
|
mode='existing',
|
|
speed=64*1024*1024,
|
|
job_id='j1'
|
|
)
|
|
self.assert_qmp(result, 'return', {})
|
|
|
|
self.vm_src.event_wait(name="BLOCK_JOB_READY")
|
|
|
|
|
|
# Test for RHBZ#1779036
|
|
class TestExternalSnapshotAbort(iotests.QMPTestCase):
|
|
drive0_img = os.path.join(iotests.test_dir, 'drive0.img')
|
|
snapshot_img = os.path.join(iotests.test_dir, 'snapshot.img')
|
|
images = { 'drive0': drive0_img, 'snapshot': snapshot_img }
|
|
|
|
def setUp(self):
|
|
for name in self.images:
|
|
qemu_img('create', '-f', iotests.imgfmt,
|
|
self.images[name], str(image_len))
|
|
|
|
self.vm = iotests.VM()
|
|
self.vm.add_object('iothread,id=iothread0')
|
|
self.vm.add_blockdev('driver=file,filename=%s,node-name=file0'
|
|
% (self.drive0_img))
|
|
self.vm.add_blockdev('driver=qcow2,file=file0,node-name=drive0')
|
|
self.vm.launch()
|
|
self.vm.qmp('x-blockdev-set-iothread',
|
|
node_name='drive0', iothread='iothread0',
|
|
force=True)
|
|
|
|
def tearDown(self):
|
|
self.vm.shutdown()
|
|
for name in self.images:
|
|
os.remove(self.images[name])
|
|
|
|
def test_external_snapshot_abort(self):
|
|
# Use a two actions transaction with a bogus values on the second
|
|
# one to trigger an abort of the transaction.
|
|
result = self.vm.qmp('transaction', actions=[
|
|
{
|
|
'type': 'blockdev-snapshot-sync',
|
|
'data': { 'node-name': 'drive0',
|
|
'snapshot-file': self.snapshot_img,
|
|
'snapshot-node-name': 'snap1',
|
|
'mode': 'absolute-paths',
|
|
'format': 'qcow2' }
|
|
},
|
|
{
|
|
'type': 'blockdev-snapshot-sync',
|
|
'data': { 'node-name': 'drive0',
|
|
'snapshot-file': '/fakesnapshot',
|
|
'snapshot-node-name': 'snap2',
|
|
'mode': 'absolute-paths',
|
|
'format': 'qcow2' }
|
|
},
|
|
])
|
|
|
|
# Crashes on failure, we expect this error.
|
|
self.assert_qmp(result, 'error/class', 'GenericError')
|
|
|
|
|
|
# Test for RHBZ#1782111
|
|
class TestBlockdevBackupAbort(iotests.QMPTestCase):
|
|
drive0_img = os.path.join(iotests.test_dir, 'drive0.img')
|
|
drive1_img = os.path.join(iotests.test_dir, 'drive1.img')
|
|
snap0_img = os.path.join(iotests.test_dir, 'snap0.img')
|
|
snap1_img = os.path.join(iotests.test_dir, 'snap1.img')
|
|
images = { 'drive0': drive0_img,
|
|
'drive1': drive1_img,
|
|
'snap0': snap0_img,
|
|
'snap1': snap1_img }
|
|
|
|
def setUp(self):
|
|
for name in self.images:
|
|
qemu_img('create', '-f', iotests.imgfmt,
|
|
self.images[name], str(image_len))
|
|
|
|
self.vm = iotests.VM()
|
|
self.vm.add_object('iothread,id=iothread0')
|
|
self.vm.add_device('virtio-scsi,iothread=iothread0')
|
|
|
|
for name in self.images:
|
|
self.vm.add_blockdev('driver=file,filename=%s,node-name=file_%s'
|
|
% (self.images[name], name))
|
|
self.vm.add_blockdev('driver=qcow2,file=file_%s,node-name=%s'
|
|
% (name, name))
|
|
|
|
self.vm.add_device('scsi-hd,drive=drive0')
|
|
self.vm.add_device('scsi-hd,drive=drive1')
|
|
self.vm.launch()
|
|
|
|
def tearDown(self):
|
|
self.vm.shutdown()
|
|
for name in self.images:
|
|
os.remove(self.images[name])
|
|
|
|
def test_blockdev_backup_abort(self):
|
|
# Use a two actions transaction with a bogus values on the second
|
|
# one to trigger an abort of the transaction.
|
|
result = self.vm.qmp('transaction', actions=[
|
|
{
|
|
'type': 'blockdev-backup',
|
|
'data': { 'device': 'drive0',
|
|
'target': 'snap0',
|
|
'sync': 'full',
|
|
'job-id': 'j1' }
|
|
},
|
|
{
|
|
'type': 'blockdev-backup',
|
|
'data': { 'device': 'drive1',
|
|
'target': 'snap1',
|
|
'sync': 'full' }
|
|
},
|
|
])
|
|
|
|
# Hangs on failure, we expect this error.
|
|
self.assert_qmp(result, 'error/class', 'GenericError')
|
|
|
|
if __name__ == '__main__':
|
|
iotests.main(supported_fmts=['qcow2'],
|
|
supported_protocols=['file'])
|