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iotests: Backup with different source/target size
This tests that the backup job catches situations where the target node has a different size than the source node. It must also forbid resize operations when the job is already running. Signed-off-by: Kevin Wolf <kwolf@redhat.com> Message-Id: <20200430142755.315494-5-kwolf@redhat.com> Reviewed-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com> Signed-off-by: Kevin Wolf <kwolf@redhat.com>
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@ -48,8 +48,10 @@ class TestSingleDrive(iotests.QMPTestCase):
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def setUp(self):
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def setUp(self):
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qemu_img('create', '-f', iotests.imgfmt, blockdev_target_img, str(image_len))
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qemu_img('create', '-f', iotests.imgfmt, blockdev_target_img, str(image_len))
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self.vm = iotests.VM().add_drive('blkdebug::' + test_img)
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self.vm = iotests.VM()
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self.vm.add_drive(blockdev_target_img, interface="none")
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self.vm.add_drive('blkdebug::' + test_img, 'node-name=source')
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self.vm.add_drive(blockdev_target_img, 'node-name=target',
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interface="none")
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if iotests.qemu_default_machine == 'pc':
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if iotests.qemu_default_machine == 'pc':
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self.vm.add_drive(None, 'media=cdrom', 'ide')
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self.vm.add_drive(None, 'media=cdrom', 'ide')
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self.vm.launch()
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self.vm.launch()
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@ -112,6 +114,41 @@ class TestSingleDrive(iotests.QMPTestCase):
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def test_pause_blockdev_backup(self):
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def test_pause_blockdev_backup(self):
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self.do_test_pause('blockdev-backup', 'drive1', blockdev_target_img)
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self.do_test_pause('blockdev-backup', 'drive1', blockdev_target_img)
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def do_test_resize_blockdev_backup(self, device, node):
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def pre_finalize():
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result = self.vm.qmp('block_resize', device=device, size=65536)
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self.assert_qmp(result, 'error/class', 'GenericError')
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result = self.vm.qmp('block_resize', node_name=node, size=65536)
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self.assert_qmp(result, 'error/class', 'GenericError')
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result = self.vm.qmp('blockdev-backup', job_id='job0', device='drive0',
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target='drive1', sync='full', auto_finalize=False,
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auto_dismiss=False)
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self.assert_qmp(result, 'return', {})
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self.vm.run_job('job0', auto_finalize=False, pre_finalize=pre_finalize)
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def test_source_resize_blockdev_backup(self):
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self.do_test_resize_blockdev_backup('drive0', 'source')
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def test_target_resize_blockdev_backup(self):
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self.do_test_resize_blockdev_backup('drive1', 'target')
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def do_test_target_size(self, size):
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result = self.vm.qmp('block_resize', device='drive1', size=size)
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self.assert_qmp(result, 'return', {})
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result = self.vm.qmp('blockdev-backup', job_id='job0', device='drive0',
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target='drive1', sync='full')
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self.assert_qmp(result, 'error/class', 'GenericError')
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def test_small_target(self):
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self.do_test_target_size(image_len // 2)
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def test_large_target(self):
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self.do_test_target_size(image_len * 2)
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def test_medium_not_found(self):
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def test_medium_not_found(self):
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if iotests.qemu_default_machine != 'pc':
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if iotests.qemu_default_machine != 'pc':
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return
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return
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@ -1,5 +1,5 @@
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....................................
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........................................
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----------------------------------------------------------------------
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----------------------------------------------------------------------
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Ran 36 tests
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Ran 40 tests
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OK
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OK
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