mirror of https://gitee.com/openkylin/qemu.git
955 lines
37 KiB
Python
Executable File
955 lines
37 KiB
Python
Executable File
#!/usr/bin/env python
|
|
#
|
|
# Tests for image mirroring.
|
|
#
|
|
# Copyright (C) 2012 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 time
|
|
import os
|
|
import iotests
|
|
from iotests import qemu_img, qemu_io
|
|
|
|
backing_img = os.path.join(iotests.test_dir, 'backing.img')
|
|
target_backing_img = os.path.join(iotests.test_dir, 'target-backing.img')
|
|
test_img = os.path.join(iotests.test_dir, 'test.img')
|
|
target_img = os.path.join(iotests.test_dir, 'target.img')
|
|
|
|
quorum_img1 = os.path.join(iotests.test_dir, 'quorum1.img')
|
|
quorum_img2 = os.path.join(iotests.test_dir, 'quorum2.img')
|
|
quorum_img3 = os.path.join(iotests.test_dir, 'quorum3.img')
|
|
quorum_repair_img = os.path.join(iotests.test_dir, 'quorum_repair.img')
|
|
quorum_snapshot_file = os.path.join(iotests.test_dir, 'quorum_snapshot.img')
|
|
|
|
class ImageMirroringTestCase(iotests.QMPTestCase):
|
|
'''Abstract base class for image mirroring test cases'''
|
|
|
|
def wait_ready(self, drive='drive0'):
|
|
'''Wait until a block job BLOCK_JOB_READY event'''
|
|
ready = False
|
|
while not ready:
|
|
for event in self.vm.get_qmp_events(wait=True):
|
|
if event['event'] == 'BLOCK_JOB_READY':
|
|
self.assert_qmp(event, 'data/type', 'mirror')
|
|
self.assert_qmp(event, 'data/device', drive)
|
|
ready = True
|
|
|
|
def wait_ready_and_cancel(self, drive='drive0'):
|
|
self.wait_ready(drive=drive)
|
|
event = self.cancel_and_wait(drive=drive)
|
|
self.assertEquals(event['event'], 'BLOCK_JOB_COMPLETED')
|
|
self.assert_qmp(event, 'data/type', 'mirror')
|
|
self.assert_qmp(event, 'data/offset', event['data']['len'])
|
|
|
|
def complete_and_wait(self, drive='drive0', wait_ready=True):
|
|
'''Complete a block job and wait for it to finish'''
|
|
if wait_ready:
|
|
self.wait_ready(drive=drive)
|
|
|
|
result = self.vm.qmp('block-job-complete', device=drive)
|
|
self.assert_qmp(result, 'return', {})
|
|
|
|
event = self.wait_until_completed(drive=drive)
|
|
self.assert_qmp(event, 'data/type', 'mirror')
|
|
|
|
class TestSingleDrive(ImageMirroringTestCase):
|
|
image_len = 1 * 1024 * 1024 # MB
|
|
|
|
def setUp(self):
|
|
iotests.create_image(backing_img, self.image_len)
|
|
qemu_img('create', '-f', iotests.imgfmt, '-o', 'backing_file=%s' % backing_img, test_img)
|
|
self.vm = iotests.VM().add_drive(test_img)
|
|
self.vm.launch()
|
|
|
|
def tearDown(self):
|
|
self.vm.shutdown()
|
|
os.remove(test_img)
|
|
os.remove(backing_img)
|
|
try:
|
|
os.remove(target_img)
|
|
except OSError:
|
|
pass
|
|
|
|
def test_complete(self):
|
|
self.assert_no_active_block_jobs()
|
|
|
|
result = self.vm.qmp('drive-mirror', device='drive0', sync='full',
|
|
target=target_img)
|
|
self.assert_qmp(result, 'return', {})
|
|
|
|
self.complete_and_wait()
|
|
result = self.vm.qmp('query-block')
|
|
self.assert_qmp(result, 'return[0]/inserted/file', target_img)
|
|
self.vm.shutdown()
|
|
self.assertTrue(iotests.compare_images(test_img, target_img),
|
|
'target image does not match source after mirroring')
|
|
|
|
def test_cancel(self):
|
|
self.assert_no_active_block_jobs()
|
|
|
|
result = self.vm.qmp('drive-mirror', device='drive0', sync='full',
|
|
target=target_img)
|
|
self.assert_qmp(result, 'return', {})
|
|
|
|
self.cancel_and_wait(force=True)
|
|
result = self.vm.qmp('query-block')
|
|
self.assert_qmp(result, 'return[0]/inserted/file', test_img)
|
|
self.vm.shutdown()
|
|
|
|
def test_cancel_after_ready(self):
|
|
self.assert_no_active_block_jobs()
|
|
|
|
result = self.vm.qmp('drive-mirror', device='drive0', sync='full',
|
|
target=target_img)
|
|
self.assert_qmp(result, 'return', {})
|
|
|
|
self.wait_ready_and_cancel()
|
|
result = self.vm.qmp('query-block')
|
|
self.assert_qmp(result, 'return[0]/inserted/file', test_img)
|
|
self.vm.shutdown()
|
|
self.assertTrue(iotests.compare_images(test_img, target_img),
|
|
'target image does not match source after mirroring')
|
|
|
|
def test_pause(self):
|
|
self.assert_no_active_block_jobs()
|
|
|
|
result = self.vm.qmp('drive-mirror', device='drive0', sync='full',
|
|
target=target_img)
|
|
self.assert_qmp(result, 'return', {})
|
|
|
|
result = self.vm.qmp('block-job-pause', device='drive0')
|
|
self.assert_qmp(result, 'return', {})
|
|
|
|
time.sleep(1)
|
|
result = self.vm.qmp('query-block-jobs')
|
|
offset = self.dictpath(result, 'return[0]/offset')
|
|
|
|
time.sleep(1)
|
|
result = self.vm.qmp('query-block-jobs')
|
|
self.assert_qmp(result, 'return[0]/offset', offset)
|
|
|
|
result = self.vm.qmp('block-job-resume', device='drive0')
|
|
self.assert_qmp(result, 'return', {})
|
|
|
|
self.complete_and_wait()
|
|
self.vm.shutdown()
|
|
self.assertTrue(iotests.compare_images(test_img, target_img),
|
|
'target image does not match source after mirroring')
|
|
|
|
def test_small_buffer(self):
|
|
self.assert_no_active_block_jobs()
|
|
|
|
# A small buffer is rounded up automatically
|
|
result = self.vm.qmp('drive-mirror', device='drive0', sync='full',
|
|
buf_size=4096, target=target_img)
|
|
self.assert_qmp(result, 'return', {})
|
|
|
|
self.complete_and_wait()
|
|
result = self.vm.qmp('query-block')
|
|
self.assert_qmp(result, 'return[0]/inserted/file', target_img)
|
|
self.vm.shutdown()
|
|
self.assertTrue(iotests.compare_images(test_img, target_img),
|
|
'target image does not match source after mirroring')
|
|
|
|
def test_small_buffer2(self):
|
|
self.assert_no_active_block_jobs()
|
|
|
|
qemu_img('create', '-f', iotests.imgfmt, '-o', 'cluster_size=%d,size=%d'
|
|
% (self.image_len, self.image_len), target_img)
|
|
result = self.vm.qmp('drive-mirror', device='drive0', sync='full',
|
|
buf_size=65536, mode='existing', target=target_img)
|
|
self.assert_qmp(result, 'return', {})
|
|
|
|
self.complete_and_wait()
|
|
result = self.vm.qmp('query-block')
|
|
self.assert_qmp(result, 'return[0]/inserted/file', target_img)
|
|
self.vm.shutdown()
|
|
self.assertTrue(iotests.compare_images(test_img, target_img),
|
|
'target image does not match source after mirroring')
|
|
|
|
def test_large_cluster(self):
|
|
self.assert_no_active_block_jobs()
|
|
|
|
qemu_img('create', '-f', iotests.imgfmt, '-o', 'cluster_size=%d,backing_file=%s'
|
|
% (self.image_len, backing_img), target_img)
|
|
result = self.vm.qmp('drive-mirror', device='drive0', sync='full',
|
|
mode='existing', target=target_img)
|
|
self.assert_qmp(result, 'return', {})
|
|
|
|
self.complete_and_wait()
|
|
result = self.vm.qmp('query-block')
|
|
self.assert_qmp(result, 'return[0]/inserted/file', target_img)
|
|
self.vm.shutdown()
|
|
self.assertTrue(iotests.compare_images(test_img, target_img),
|
|
'target image does not match source after mirroring')
|
|
|
|
def test_medium_not_found(self):
|
|
result = self.vm.qmp('drive-mirror', device='ide1-cd0', sync='full',
|
|
target=target_img)
|
|
self.assert_qmp(result, 'error/class', 'GenericError')
|
|
|
|
def test_image_not_found(self):
|
|
result = self.vm.qmp('drive-mirror', device='drive0', sync='full',
|
|
mode='existing', target=target_img)
|
|
self.assert_qmp(result, 'error/class', 'GenericError')
|
|
|
|
def test_device_not_found(self):
|
|
result = self.vm.qmp('drive-mirror', device='nonexistent', sync='full',
|
|
target=target_img)
|
|
self.assert_qmp(result, 'error/class', 'DeviceNotFound')
|
|
|
|
class TestSingleDriveZeroLength(TestSingleDrive):
|
|
image_len = 0
|
|
test_small_buffer2 = None
|
|
test_large_cluster = None
|
|
|
|
class TestSingleDriveUnalignedLength(TestSingleDrive):
|
|
image_len = 1025 * 1024
|
|
test_small_buffer2 = None
|
|
test_large_cluster = None
|
|
|
|
class TestMirrorNoBacking(ImageMirroringTestCase):
|
|
image_len = 2 * 1024 * 1024 # MB
|
|
|
|
def complete_and_wait(self, drive='drive0', wait_ready=True):
|
|
iotests.create_image(target_backing_img, TestMirrorNoBacking.image_len)
|
|
return ImageMirroringTestCase.complete_and_wait(self, drive, wait_ready)
|
|
|
|
def compare_images(self, img1, img2):
|
|
iotests.create_image(target_backing_img, TestMirrorNoBacking.image_len)
|
|
return iotests.compare_images(img1, img2)
|
|
|
|
def setUp(self):
|
|
iotests.create_image(backing_img, TestMirrorNoBacking.image_len)
|
|
qemu_img('create', '-f', iotests.imgfmt, '-o', 'backing_file=%s' % backing_img, test_img)
|
|
self.vm = iotests.VM().add_drive(test_img)
|
|
self.vm.launch()
|
|
|
|
def tearDown(self):
|
|
self.vm.shutdown()
|
|
os.remove(test_img)
|
|
os.remove(backing_img)
|
|
os.remove(target_backing_img)
|
|
os.remove(target_img)
|
|
|
|
def test_complete(self):
|
|
self.assert_no_active_block_jobs()
|
|
|
|
qemu_img('create', '-f', iotests.imgfmt, '-o', 'backing_file=%s' % backing_img, target_img)
|
|
result = self.vm.qmp('drive-mirror', device='drive0', sync='full',
|
|
mode='existing', target=target_img)
|
|
self.assert_qmp(result, 'return', {})
|
|
|
|
self.complete_and_wait()
|
|
result = self.vm.qmp('query-block')
|
|
self.assert_qmp(result, 'return[0]/inserted/file', target_img)
|
|
self.vm.shutdown()
|
|
self.assertTrue(self.compare_images(test_img, target_img),
|
|
'target image does not match source after mirroring')
|
|
|
|
def test_cancel(self):
|
|
self.assert_no_active_block_jobs()
|
|
|
|
qemu_img('create', '-f', iotests.imgfmt, '-o', 'backing_file=%s' % backing_img, target_img)
|
|
result = self.vm.qmp('drive-mirror', device='drive0', sync='full',
|
|
mode='existing', target=target_img)
|
|
self.assert_qmp(result, 'return', {})
|
|
|
|
self.wait_ready_and_cancel()
|
|
result = self.vm.qmp('query-block')
|
|
self.assert_qmp(result, 'return[0]/inserted/file', test_img)
|
|
self.vm.shutdown()
|
|
self.assertTrue(self.compare_images(test_img, target_img),
|
|
'target image does not match source after mirroring')
|
|
|
|
def test_large_cluster(self):
|
|
self.assert_no_active_block_jobs()
|
|
|
|
# qemu-img create fails if the image is not there
|
|
qemu_img('create', '-f', iotests.imgfmt, '-o', 'size=%d'
|
|
%(TestMirrorNoBacking.image_len), target_backing_img)
|
|
qemu_img('create', '-f', iotests.imgfmt, '-o', 'cluster_size=%d,backing_file=%s'
|
|
% (TestMirrorNoBacking.image_len, target_backing_img), target_img)
|
|
os.remove(target_backing_img)
|
|
|
|
result = self.vm.qmp('drive-mirror', device='drive0', sync='full',
|
|
mode='existing', target=target_img)
|
|
self.assert_qmp(result, 'return', {})
|
|
|
|
self.complete_and_wait()
|
|
result = self.vm.qmp('query-block')
|
|
self.assert_qmp(result, 'return[0]/inserted/file', target_img)
|
|
self.vm.shutdown()
|
|
self.assertTrue(self.compare_images(test_img, target_img),
|
|
'target image does not match source after mirroring')
|
|
|
|
class TestMirrorResized(ImageMirroringTestCase):
|
|
backing_len = 1 * 1024 * 1024 # MB
|
|
image_len = 2 * 1024 * 1024 # MB
|
|
|
|
def setUp(self):
|
|
iotests.create_image(backing_img, TestMirrorResized.backing_len)
|
|
qemu_img('create', '-f', iotests.imgfmt, '-o', 'backing_file=%s' % backing_img, test_img)
|
|
qemu_img('resize', test_img, '2M')
|
|
self.vm = iotests.VM().add_drive(test_img)
|
|
self.vm.launch()
|
|
|
|
def tearDown(self):
|
|
self.vm.shutdown()
|
|
os.remove(test_img)
|
|
os.remove(backing_img)
|
|
try:
|
|
os.remove(target_img)
|
|
except OSError:
|
|
pass
|
|
|
|
def test_complete_top(self):
|
|
self.assert_no_active_block_jobs()
|
|
|
|
result = self.vm.qmp('drive-mirror', device='drive0', sync='top',
|
|
target=target_img)
|
|
self.assert_qmp(result, 'return', {})
|
|
|
|
self.complete_and_wait()
|
|
result = self.vm.qmp('query-block')
|
|
self.assert_qmp(result, 'return[0]/inserted/file', target_img)
|
|
self.vm.shutdown()
|
|
self.assertTrue(iotests.compare_images(test_img, target_img),
|
|
'target image does not match source after mirroring')
|
|
|
|
def test_complete_full(self):
|
|
self.assert_no_active_block_jobs()
|
|
|
|
result = self.vm.qmp('drive-mirror', device='drive0', sync='full',
|
|
target=target_img)
|
|
self.assert_qmp(result, 'return', {})
|
|
|
|
self.complete_and_wait()
|
|
result = self.vm.qmp('query-block')
|
|
self.assert_qmp(result, 'return[0]/inserted/file', target_img)
|
|
self.vm.shutdown()
|
|
self.assertTrue(iotests.compare_images(test_img, target_img),
|
|
'target image does not match source after mirroring')
|
|
|
|
class TestReadErrors(ImageMirroringTestCase):
|
|
image_len = 2 * 1024 * 1024 # MB
|
|
|
|
# this should be a multiple of twice the default granularity
|
|
# so that we hit this offset first in state 1
|
|
MIRROR_GRANULARITY = 1024 * 1024
|
|
|
|
def create_blkdebug_file(self, name, event, errno):
|
|
file = open(name, 'w')
|
|
file.write('''
|
|
[inject-error]
|
|
state = "1"
|
|
event = "%s"
|
|
errno = "%d"
|
|
immediately = "off"
|
|
once = "on"
|
|
sector = "%d"
|
|
|
|
[set-state]
|
|
state = "1"
|
|
event = "%s"
|
|
new_state = "2"
|
|
|
|
[set-state]
|
|
state = "2"
|
|
event = "%s"
|
|
new_state = "1"
|
|
''' % (event, errno, self.MIRROR_GRANULARITY / 512, event, event))
|
|
file.close()
|
|
|
|
def setUp(self):
|
|
self.blkdebug_file = backing_img + ".blkdebug"
|
|
iotests.create_image(backing_img, TestReadErrors.image_len)
|
|
self.create_blkdebug_file(self.blkdebug_file, "read_aio", 5)
|
|
qemu_img('create', '-f', iotests.imgfmt,
|
|
'-o', 'backing_file=blkdebug:%s:%s,backing_fmt=raw'
|
|
% (self.blkdebug_file, backing_img),
|
|
test_img)
|
|
# Write something for tests that use sync='top'
|
|
qemu_io('-c', 'write %d 512' % (self.MIRROR_GRANULARITY + 65536),
|
|
test_img)
|
|
self.vm = iotests.VM().add_drive(test_img)
|
|
self.vm.launch()
|
|
|
|
def tearDown(self):
|
|
self.vm.shutdown()
|
|
os.remove(test_img)
|
|
os.remove(backing_img)
|
|
os.remove(self.blkdebug_file)
|
|
|
|
def test_report_read(self):
|
|
self.assert_no_active_block_jobs()
|
|
|
|
result = self.vm.qmp('drive-mirror', device='drive0', sync='full',
|
|
target=target_img)
|
|
self.assert_qmp(result, 'return', {})
|
|
|
|
completed = False
|
|
error = False
|
|
while not completed:
|
|
for event in self.vm.get_qmp_events(wait=True):
|
|
if event['event'] == 'BLOCK_JOB_ERROR':
|
|
self.assert_qmp(event, 'data/device', 'drive0')
|
|
self.assert_qmp(event, 'data/operation', 'read')
|
|
error = True
|
|
elif event['event'] == 'BLOCK_JOB_READY':
|
|
self.assertTrue(False, 'job completed unexpectedly')
|
|
elif event['event'] == 'BLOCK_JOB_COMPLETED':
|
|
self.assertTrue(error, 'job completed unexpectedly')
|
|
self.assert_qmp(event, 'data/type', 'mirror')
|
|
self.assert_qmp(event, 'data/device', 'drive0')
|
|
self.assert_qmp(event, 'data/error', 'Input/output error')
|
|
completed = True
|
|
|
|
self.assert_no_active_block_jobs()
|
|
self.vm.shutdown()
|
|
|
|
def test_ignore_read(self):
|
|
self.assert_no_active_block_jobs()
|
|
|
|
result = self.vm.qmp('drive-mirror', device='drive0', sync='full',
|
|
target=target_img, on_source_error='ignore')
|
|
self.assert_qmp(result, 'return', {})
|
|
|
|
event = self.vm.get_qmp_event(wait=True)
|
|
self.assertEquals(event['event'], 'BLOCK_JOB_ERROR')
|
|
self.assert_qmp(event, 'data/device', 'drive0')
|
|
self.assert_qmp(event, 'data/operation', 'read')
|
|
result = self.vm.qmp('query-block-jobs')
|
|
self.assert_qmp(result, 'return[0]/paused', False)
|
|
self.complete_and_wait()
|
|
self.vm.shutdown()
|
|
|
|
def test_large_cluster(self):
|
|
self.assert_no_active_block_jobs()
|
|
|
|
# Test COW into the target image. The first half of the
|
|
# cluster at MIRROR_GRANULARITY has to be copied from
|
|
# backing_img, even though sync='top'.
|
|
qemu_img('create', '-f', iotests.imgfmt, '-ocluster_size=131072,backing_file=%s' %(backing_img), target_img)
|
|
result = self.vm.qmp('drive-mirror', device='drive0', sync='top',
|
|
on_source_error='ignore',
|
|
mode='existing', target=target_img)
|
|
self.assert_qmp(result, 'return', {})
|
|
|
|
event = self.vm.get_qmp_event(wait=True)
|
|
self.assertEquals(event['event'], 'BLOCK_JOB_ERROR')
|
|
self.assert_qmp(event, 'data/device', 'drive0')
|
|
self.assert_qmp(event, 'data/operation', 'read')
|
|
result = self.vm.qmp('query-block-jobs')
|
|
self.assert_qmp(result, 'return[0]/paused', False)
|
|
self.complete_and_wait()
|
|
self.vm.shutdown()
|
|
|
|
# Detach blkdebug to compare images successfully
|
|
qemu_img('rebase', '-f', iotests.imgfmt, '-u', '-b', backing_img, test_img)
|
|
self.assertTrue(iotests.compare_images(test_img, target_img),
|
|
'target image does not match source after mirroring')
|
|
|
|
def test_stop_read(self):
|
|
self.assert_no_active_block_jobs()
|
|
|
|
result = self.vm.qmp('drive-mirror', device='drive0', sync='full',
|
|
target=target_img, on_source_error='stop')
|
|
self.assert_qmp(result, 'return', {})
|
|
|
|
error = False
|
|
ready = False
|
|
while not ready:
|
|
for event in self.vm.get_qmp_events(wait=True):
|
|
if event['event'] == 'BLOCK_JOB_ERROR':
|
|
self.assert_qmp(event, 'data/device', 'drive0')
|
|
self.assert_qmp(event, 'data/operation', 'read')
|
|
|
|
result = self.vm.qmp('query-block-jobs')
|
|
self.assert_qmp(result, 'return[0]/paused', True)
|
|
self.assert_qmp(result, 'return[0]/io-status', 'failed')
|
|
|
|
result = self.vm.qmp('block-job-resume', device='drive0')
|
|
self.assert_qmp(result, 'return', {})
|
|
error = True
|
|
elif event['event'] == 'BLOCK_JOB_READY':
|
|
self.assertTrue(error, 'job completed unexpectedly')
|
|
self.assert_qmp(event, 'data/device', 'drive0')
|
|
ready = True
|
|
|
|
result = self.vm.qmp('query-block-jobs')
|
|
self.assert_qmp(result, 'return[0]/paused', False)
|
|
self.assert_qmp(result, 'return[0]/io-status', 'ok')
|
|
|
|
self.complete_and_wait(wait_ready=False)
|
|
self.assert_no_active_block_jobs()
|
|
self.vm.shutdown()
|
|
|
|
class TestWriteErrors(ImageMirroringTestCase):
|
|
image_len = 2 * 1024 * 1024 # MB
|
|
|
|
# this should be a multiple of twice the default granularity
|
|
# so that we hit this offset first in state 1
|
|
MIRROR_GRANULARITY = 1024 * 1024
|
|
|
|
def create_blkdebug_file(self, name, event, errno):
|
|
file = open(name, 'w')
|
|
file.write('''
|
|
[inject-error]
|
|
state = "1"
|
|
event = "%s"
|
|
errno = "%d"
|
|
immediately = "off"
|
|
once = "on"
|
|
sector = "%d"
|
|
|
|
[set-state]
|
|
state = "1"
|
|
event = "%s"
|
|
new_state = "2"
|
|
|
|
[set-state]
|
|
state = "2"
|
|
event = "%s"
|
|
new_state = "1"
|
|
''' % (event, errno, self.MIRROR_GRANULARITY / 512, event, event))
|
|
file.close()
|
|
|
|
def setUp(self):
|
|
self.blkdebug_file = target_img + ".blkdebug"
|
|
iotests.create_image(backing_img, TestWriteErrors.image_len)
|
|
self.create_blkdebug_file(self.blkdebug_file, "write_aio", 5)
|
|
qemu_img('create', '-f', iotests.imgfmt, '-obacking_file=%s' %(backing_img), test_img)
|
|
self.vm = iotests.VM().add_drive(test_img)
|
|
self.target_img = 'blkdebug:%s:%s' % (self.blkdebug_file, target_img)
|
|
qemu_img('create', '-f', iotests.imgfmt, '-osize=%d' %(TestWriteErrors.image_len), target_img)
|
|
self.vm.launch()
|
|
|
|
def tearDown(self):
|
|
self.vm.shutdown()
|
|
os.remove(test_img)
|
|
os.remove(backing_img)
|
|
os.remove(self.blkdebug_file)
|
|
|
|
def test_report_write(self):
|
|
self.assert_no_active_block_jobs()
|
|
|
|
result = self.vm.qmp('drive-mirror', device='drive0', sync='full',
|
|
mode='existing', target=self.target_img)
|
|
self.assert_qmp(result, 'return', {})
|
|
|
|
completed = False
|
|
error = False
|
|
while not completed:
|
|
for event in self.vm.get_qmp_events(wait=True):
|
|
if event['event'] == 'BLOCK_JOB_ERROR':
|
|
self.assert_qmp(event, 'data/device', 'drive0')
|
|
self.assert_qmp(event, 'data/operation', 'write')
|
|
error = True
|
|
elif event['event'] == 'BLOCK_JOB_READY':
|
|
self.assertTrue(False, 'job completed unexpectedly')
|
|
elif event['event'] == 'BLOCK_JOB_COMPLETED':
|
|
self.assertTrue(error, 'job completed unexpectedly')
|
|
self.assert_qmp(event, 'data/type', 'mirror')
|
|
self.assert_qmp(event, 'data/device', 'drive0')
|
|
self.assert_qmp(event, 'data/error', 'Input/output error')
|
|
completed = True
|
|
|
|
self.assert_no_active_block_jobs()
|
|
self.vm.shutdown()
|
|
|
|
def test_ignore_write(self):
|
|
self.assert_no_active_block_jobs()
|
|
|
|
result = self.vm.qmp('drive-mirror', device='drive0', sync='full',
|
|
mode='existing', target=self.target_img,
|
|
on_target_error='ignore')
|
|
self.assert_qmp(result, 'return', {})
|
|
|
|
event = self.vm.get_qmp_event(wait=True)
|
|
self.assertEquals(event['event'], 'BLOCK_JOB_ERROR')
|
|
self.assert_qmp(event, 'data/device', 'drive0')
|
|
self.assert_qmp(event, 'data/operation', 'write')
|
|
result = self.vm.qmp('query-block-jobs')
|
|
self.assert_qmp(result, 'return[0]/paused', False)
|
|
self.complete_and_wait()
|
|
self.vm.shutdown()
|
|
|
|
def test_stop_write(self):
|
|
self.assert_no_active_block_jobs()
|
|
|
|
result = self.vm.qmp('drive-mirror', device='drive0', sync='full',
|
|
mode='existing', target=self.target_img,
|
|
on_target_error='stop')
|
|
self.assert_qmp(result, 'return', {})
|
|
|
|
error = False
|
|
ready = False
|
|
while not ready:
|
|
for event in self.vm.get_qmp_events(wait=True):
|
|
if event['event'] == 'BLOCK_JOB_ERROR':
|
|
self.assert_qmp(event, 'data/device', 'drive0')
|
|
self.assert_qmp(event, 'data/operation', 'write')
|
|
|
|
result = self.vm.qmp('query-block-jobs')
|
|
self.assert_qmp(result, 'return[0]/paused', True)
|
|
self.assert_qmp(result, 'return[0]/io-status', 'failed')
|
|
|
|
result = self.vm.qmp('block-job-resume', device='drive0')
|
|
self.assert_qmp(result, 'return', {})
|
|
|
|
result = self.vm.qmp('query-block-jobs')
|
|
self.assert_qmp(result, 'return[0]/paused', False)
|
|
self.assert_qmp(result, 'return[0]/io-status', 'ok')
|
|
error = True
|
|
elif event['event'] == 'BLOCK_JOB_READY':
|
|
self.assertTrue(error, 'job completed unexpectedly')
|
|
self.assert_qmp(event, 'data/device', 'drive0')
|
|
ready = True
|
|
|
|
self.complete_and_wait(wait_ready=False)
|
|
self.assert_no_active_block_jobs()
|
|
self.vm.shutdown()
|
|
|
|
class TestSetSpeed(ImageMirroringTestCase):
|
|
image_len = 80 * 1024 * 1024 # MB
|
|
|
|
def setUp(self):
|
|
qemu_img('create', backing_img, str(TestSetSpeed.image_len))
|
|
qemu_img('create', '-f', iotests.imgfmt, '-o', 'backing_file=%s' % backing_img, test_img)
|
|
self.vm = iotests.VM().add_drive(test_img)
|
|
self.vm.launch()
|
|
|
|
def tearDown(self):
|
|
self.vm.shutdown()
|
|
os.remove(test_img)
|
|
os.remove(backing_img)
|
|
os.remove(target_img)
|
|
|
|
def test_set_speed(self):
|
|
self.assert_no_active_block_jobs()
|
|
|
|
result = self.vm.qmp('drive-mirror', device='drive0', sync='full',
|
|
target=target_img)
|
|
self.assert_qmp(result, 'return', {})
|
|
|
|
# Default speed is 0
|
|
result = self.vm.qmp('query-block-jobs')
|
|
self.assert_qmp(result, 'return[0]/device', 'drive0')
|
|
self.assert_qmp(result, 'return[0]/speed', 0)
|
|
|
|
result = self.vm.qmp('block-job-set-speed', device='drive0', speed=8 * 1024 * 1024)
|
|
self.assert_qmp(result, 'return', {})
|
|
|
|
# Ensure the speed we set was accepted
|
|
result = self.vm.qmp('query-block-jobs')
|
|
self.assert_qmp(result, 'return[0]/device', 'drive0')
|
|
self.assert_qmp(result, 'return[0]/speed', 8 * 1024 * 1024)
|
|
|
|
self.wait_ready_and_cancel()
|
|
|
|
# Check setting speed in drive-mirror works
|
|
result = self.vm.qmp('drive-mirror', device='drive0', sync='full',
|
|
target=target_img, speed=4*1024*1024)
|
|
self.assert_qmp(result, 'return', {})
|
|
|
|
result = self.vm.qmp('query-block-jobs')
|
|
self.assert_qmp(result, 'return[0]/device', 'drive0')
|
|
self.assert_qmp(result, 'return[0]/speed', 4 * 1024 * 1024)
|
|
|
|
self.wait_ready_and_cancel()
|
|
|
|
def test_set_speed_invalid(self):
|
|
self.assert_no_active_block_jobs()
|
|
|
|
result = self.vm.qmp('drive-mirror', device='drive0', sync='full',
|
|
target=target_img, speed=-1)
|
|
self.assert_qmp(result, 'error/class', 'GenericError')
|
|
|
|
self.assert_no_active_block_jobs()
|
|
|
|
result = self.vm.qmp('drive-mirror', device='drive0', sync='full',
|
|
target=target_img)
|
|
self.assert_qmp(result, 'return', {})
|
|
|
|
result = self.vm.qmp('block-job-set-speed', device='drive0', speed=-1)
|
|
self.assert_qmp(result, 'error/class', 'GenericError')
|
|
|
|
self.wait_ready_and_cancel()
|
|
|
|
class TestUnbackedSource(ImageMirroringTestCase):
|
|
image_len = 2 * 1024 * 1024 # MB
|
|
|
|
def setUp(self):
|
|
qemu_img('create', '-f', iotests.imgfmt, test_img,
|
|
str(TestUnbackedSource.image_len))
|
|
self.vm = iotests.VM().add_drive(test_img)
|
|
self.vm.launch()
|
|
|
|
def tearDown(self):
|
|
self.vm.shutdown()
|
|
os.remove(test_img)
|
|
os.remove(target_img)
|
|
|
|
def test_absolute_paths_full(self):
|
|
self.assert_no_active_block_jobs()
|
|
result = self.vm.qmp('drive-mirror', device='drive0',
|
|
sync='full', target=target_img,
|
|
mode='absolute-paths')
|
|
self.assert_qmp(result, 'return', {})
|
|
self.complete_and_wait()
|
|
self.assert_no_active_block_jobs()
|
|
|
|
def test_absolute_paths_top(self):
|
|
self.assert_no_active_block_jobs()
|
|
result = self.vm.qmp('drive-mirror', device='drive0',
|
|
sync='top', target=target_img,
|
|
mode='absolute-paths')
|
|
self.assert_qmp(result, 'return', {})
|
|
self.complete_and_wait()
|
|
self.assert_no_active_block_jobs()
|
|
|
|
def test_absolute_paths_none(self):
|
|
self.assert_no_active_block_jobs()
|
|
result = self.vm.qmp('drive-mirror', device='drive0',
|
|
sync='none', target=target_img,
|
|
mode='absolute-paths')
|
|
self.assert_qmp(result, 'return', {})
|
|
self.complete_and_wait()
|
|
self.assert_no_active_block_jobs()
|
|
|
|
class TestRepairQuorum(ImageMirroringTestCase):
|
|
""" This class test quorum file repair using drive-mirror.
|
|
It's mostly a fork of TestSingleDrive """
|
|
image_len = 1 * 1024 * 1024 # MB
|
|
IMAGES = [ quorum_img1, quorum_img2, quorum_img3 ]
|
|
|
|
def has_quorum(self):
|
|
return 'quorum' in iotests.qemu_img_pipe('--help')
|
|
|
|
def setUp(self):
|
|
self.vm = iotests.VM()
|
|
|
|
# Add each individual quorum images
|
|
for i in self.IMAGES:
|
|
qemu_img('create', '-f', iotests.imgfmt, i,
|
|
str(TestSingleDrive.image_len))
|
|
# Assign a node name to each quorum image in order to manipulate
|
|
# them
|
|
opts = "node-name=img%i" % self.IMAGES.index(i)
|
|
self.vm = self.vm.add_drive(i, opts)
|
|
|
|
self.vm.launch()
|
|
|
|
#assemble the quorum block device from the individual files
|
|
args = { "options" : { "driver": "quorum", "id": "quorum0",
|
|
"vote-threshold": 2, "children": [ "img0", "img1", "img2" ] } }
|
|
if self.has_quorum():
|
|
result = self.vm.qmp("blockdev-add", **args)
|
|
self.assert_qmp(result, 'return', {})
|
|
|
|
|
|
def tearDown(self):
|
|
self.vm.shutdown()
|
|
for i in self.IMAGES + [ quorum_repair_img ]:
|
|
# Do a try/except because the test may have deleted some images
|
|
try:
|
|
os.remove(i)
|
|
except OSError:
|
|
pass
|
|
|
|
def test_complete(self):
|
|
if not self.has_quorum():
|
|
return
|
|
|
|
self.assert_no_active_block_jobs()
|
|
|
|
result = self.vm.qmp('drive-mirror', device='quorum0', sync='full',
|
|
node_name="repair0",
|
|
replaces="img1",
|
|
target=quorum_repair_img, format=iotests.imgfmt)
|
|
self.assert_qmp(result, 'return', {})
|
|
|
|
self.complete_and_wait(drive="quorum0")
|
|
result = self.vm.qmp('query-named-block-nodes')
|
|
self.assert_qmp(result, 'return[0]/file', quorum_repair_img)
|
|
# TODO: a better test requiring some QEMU infrastructure will be added
|
|
# to check that this file is really driven by quorum
|
|
self.vm.shutdown()
|
|
self.assertTrue(iotests.compare_images(quorum_img2, quorum_repair_img),
|
|
'target image does not match source after mirroring')
|
|
|
|
def test_cancel(self):
|
|
if not self.has_quorum():
|
|
return
|
|
|
|
self.assert_no_active_block_jobs()
|
|
|
|
result = self.vm.qmp('drive-mirror', device='quorum0', sync='full',
|
|
node_name="repair0",
|
|
replaces="img1",
|
|
target=quorum_repair_img, format=iotests.imgfmt)
|
|
self.assert_qmp(result, 'return', {})
|
|
|
|
self.cancel_and_wait(drive="quorum0", force=True)
|
|
# here we check that the last registered quorum file has not been
|
|
# swapped out and unref
|
|
result = self.vm.qmp('query-named-block-nodes')
|
|
self.assert_qmp(result, 'return[0]/file', quorum_img3)
|
|
self.vm.shutdown()
|
|
|
|
def test_cancel_after_ready(self):
|
|
if not self.has_quorum():
|
|
return
|
|
|
|
self.assert_no_active_block_jobs()
|
|
|
|
result = self.vm.qmp('drive-mirror', device='quorum0', sync='full',
|
|
node_name="repair0",
|
|
replaces="img1",
|
|
target=quorum_repair_img, format=iotests.imgfmt)
|
|
self.assert_qmp(result, 'return', {})
|
|
|
|
self.wait_ready_and_cancel(drive="quorum0")
|
|
result = self.vm.qmp('query-named-block-nodes')
|
|
# here we check that the last registered quorum file has not been
|
|
# swapped out and unref
|
|
self.assert_qmp(result, 'return[0]/file', quorum_img3)
|
|
self.vm.shutdown()
|
|
self.assertTrue(iotests.compare_images(quorum_img2, quorum_repair_img),
|
|
'target image does not match source after mirroring')
|
|
|
|
def test_pause(self):
|
|
if not self.has_quorum():
|
|
return
|
|
|
|
self.assert_no_active_block_jobs()
|
|
|
|
result = self.vm.qmp('drive-mirror', device='quorum0', sync='full',
|
|
node_name="repair0",
|
|
replaces="img1",
|
|
target=quorum_repair_img, format=iotests.imgfmt)
|
|
self.assert_qmp(result, 'return', {})
|
|
|
|
result = self.vm.qmp('block-job-pause', device='quorum0')
|
|
self.assert_qmp(result, 'return', {})
|
|
|
|
time.sleep(1)
|
|
result = self.vm.qmp('query-block-jobs')
|
|
offset = self.dictpath(result, 'return[0]/offset')
|
|
|
|
time.sleep(1)
|
|
result = self.vm.qmp('query-block-jobs')
|
|
self.assert_qmp(result, 'return[0]/offset', offset)
|
|
|
|
result = self.vm.qmp('block-job-resume', device='quorum0')
|
|
self.assert_qmp(result, 'return', {})
|
|
|
|
self.complete_and_wait(drive="quorum0")
|
|
self.vm.shutdown()
|
|
self.assertTrue(iotests.compare_images(quorum_img2, quorum_repair_img),
|
|
'target image does not match source after mirroring')
|
|
|
|
def test_medium_not_found(self):
|
|
if not self.has_quorum():
|
|
return
|
|
|
|
result = self.vm.qmp('drive-mirror', device='ide1-cd0', sync='full',
|
|
node_name='repair0',
|
|
replaces='img1',
|
|
target=quorum_repair_img, format=iotests.imgfmt)
|
|
self.assert_qmp(result, 'error/class', 'GenericError')
|
|
|
|
def test_image_not_found(self):
|
|
if not self.has_quorum():
|
|
return
|
|
|
|
result = self.vm.qmp('drive-mirror', device='quorum0', sync='full',
|
|
node_name='repair0',
|
|
replaces='img1',
|
|
mode='existing',
|
|
target=quorum_repair_img, format=iotests.imgfmt)
|
|
self.assert_qmp(result, 'error/class', 'GenericError')
|
|
|
|
def test_device_not_found(self):
|
|
if not self.has_quorum():
|
|
return
|
|
|
|
result = self.vm.qmp('drive-mirror', device='nonexistent', sync='full',
|
|
node_name='repair0',
|
|
replaces='img1',
|
|
target=quorum_repair_img, format=iotests.imgfmt)
|
|
self.assert_qmp(result, 'error/class', 'DeviceNotFound')
|
|
|
|
def test_wrong_sync_mode(self):
|
|
if not self.has_quorum():
|
|
return
|
|
|
|
result = self.vm.qmp('drive-mirror', device='quorum0',
|
|
node_name='repair0',
|
|
replaces='img1',
|
|
target=quorum_repair_img, format=iotests.imgfmt)
|
|
self.assert_qmp(result, 'error/class', 'GenericError')
|
|
|
|
def test_no_node_name(self):
|
|
if not self.has_quorum():
|
|
return
|
|
|
|
result = self.vm.qmp('drive-mirror', device='quorum0', sync='full',
|
|
replaces='img1',
|
|
target=quorum_repair_img, format=iotests.imgfmt)
|
|
self.assert_qmp(result, 'error/class', 'GenericError')
|
|
|
|
def test_unexistant_replaces(self):
|
|
if not self.has_quorum():
|
|
return
|
|
|
|
result = self.vm.qmp('drive-mirror', device='quorum0', sync='full',
|
|
node_name='repair0',
|
|
replaces='img77',
|
|
target=quorum_repair_img, format=iotests.imgfmt)
|
|
self.assert_qmp(result, 'error/class', 'GenericError')
|
|
|
|
def test_after_a_quorum_snapshot(self):
|
|
if not self.has_quorum():
|
|
return
|
|
|
|
result = self.vm.qmp('blockdev-snapshot-sync', node_name='img1',
|
|
snapshot_file=quorum_snapshot_file,
|
|
snapshot_node_name="snap1");
|
|
|
|
result = self.vm.qmp('drive-mirror', device='quorum0', sync='full',
|
|
node_name='repair0',
|
|
replaces="img1",
|
|
target=quorum_repair_img, format=iotests.imgfmt)
|
|
self.assert_qmp(result, 'error/class', 'GenericError')
|
|
|
|
result = self.vm.qmp('drive-mirror', device='quorum0', sync='full',
|
|
node_name='repair0',
|
|
replaces="snap1",
|
|
target=quorum_repair_img, format=iotests.imgfmt)
|
|
self.assert_qmp(result, 'return', {})
|
|
|
|
self.complete_and_wait(drive="quorum0")
|
|
result = self.vm.qmp('query-named-block-nodes')
|
|
self.assert_qmp(result, 'return[0]/file', quorum_repair_img)
|
|
# TODO: a better test requiring some QEMU infrastructure will be added
|
|
# to check that this file is really driven by quorum
|
|
self.vm.shutdown()
|
|
|
|
if __name__ == '__main__':
|
|
iotests.main(supported_fmts=['qcow2', 'qed'])
|