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fb0a078f3a
It is exactly assert_no_active_block_jobs in iotests.py Signed-off-by: Fam Zheng <famz@redhat.com> Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
244 lines
11 KiB
Python
Executable File
244 lines
11 KiB
Python
Executable File
#!/usr/bin/env python
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#
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# Tests for image block commit.
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#
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# Copyright (C) 2012 IBM, Corp.
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# Copyright (C) 2012 Red Hat, Inc.
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (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 useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# 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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# Test for live block commit
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# Derived from Image Streaming Test 030
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import time
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import os
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import iotests
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from iotests import qemu_img, qemu_io
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import struct
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import errno
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backing_img = os.path.join(iotests.test_dir, 'backing.img')
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mid_img = os.path.join(iotests.test_dir, 'mid.img')
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test_img = os.path.join(iotests.test_dir, 'test.img')
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class ImageCommitTestCase(iotests.QMPTestCase):
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'''Abstract base class for image commit test cases'''
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def run_commit_test(self, top, base):
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self.assert_no_active_block_jobs()
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result = self.vm.qmp('block-commit', device='drive0', top=top, base=base)
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self.assert_qmp(result, 'return', {})
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completed = False
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while not completed:
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for event in self.vm.get_qmp_events(wait=True):
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if event['event'] == 'BLOCK_JOB_COMPLETED':
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self.assert_qmp(event, 'data/type', 'commit')
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self.assert_qmp(event, 'data/device', 'drive0')
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self.assert_qmp(event, 'data/offset', self.image_len)
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self.assert_qmp(event, 'data/len', self.image_len)
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completed = True
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elif event['event'] == 'BLOCK_JOB_READY':
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self.assert_qmp(event, 'data/type', 'commit')
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self.assert_qmp(event, 'data/device', 'drive0')
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self.assert_qmp(event, 'data/len', self.image_len)
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self.vm.qmp('block-job-complete', device='drive0')
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self.assert_no_active_block_jobs()
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self.vm.shutdown()
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class TestSingleDrive(ImageCommitTestCase):
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image_len = 1 * 1024 * 1024
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test_len = 1 * 1024 * 256
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def setUp(self):
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iotests.create_image(backing_img, TestSingleDrive.image_len)
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qemu_img('create', '-f', iotests.imgfmt, '-o', 'backing_file=%s' % backing_img, mid_img)
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qemu_img('create', '-f', iotests.imgfmt, '-o', 'backing_file=%s' % mid_img, test_img)
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qemu_io('-c', 'write -P 0xab 0 524288', backing_img)
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qemu_io('-c', 'write -P 0xef 524288 524288', mid_img)
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self.vm = iotests.VM().add_drive(test_img)
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self.vm.launch()
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def tearDown(self):
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self.vm.shutdown()
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os.remove(test_img)
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os.remove(mid_img)
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os.remove(backing_img)
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def test_commit(self):
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self.run_commit_test(mid_img, backing_img)
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self.assertEqual(-1, qemu_io('-c', 'read -P 0xab 0 524288', backing_img).find("verification failed"))
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self.assertEqual(-1, qemu_io('-c', 'read -P 0xef 524288 524288', backing_img).find("verification failed"))
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def test_device_not_found(self):
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result = self.vm.qmp('block-commit', device='nonexistent', top='%s' % mid_img)
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self.assert_qmp(result, 'error/class', 'DeviceNotFound')
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def test_top_same_base(self):
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self.assert_no_active_block_jobs()
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result = self.vm.qmp('block-commit', device='drive0', top='%s' % backing_img, base='%s' % backing_img)
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self.assert_qmp(result, 'error/class', 'GenericError')
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self.assert_qmp(result, 'error/desc', 'Base \'%s\' not found' % backing_img)
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def test_top_invalid(self):
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self.assert_no_active_block_jobs()
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result = self.vm.qmp('block-commit', device='drive0', top='badfile', base='%s' % backing_img)
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self.assert_qmp(result, 'error/class', 'GenericError')
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self.assert_qmp(result, 'error/desc', 'Top image file badfile not found')
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def test_base_invalid(self):
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self.assert_no_active_block_jobs()
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result = self.vm.qmp('block-commit', device='drive0', top='%s' % mid_img, base='badfile')
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self.assert_qmp(result, 'error/class', 'GenericError')
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self.assert_qmp(result, 'error/desc', 'Base \'badfile\' not found')
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def test_top_is_active(self):
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self.run_commit_test(test_img, backing_img)
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self.assertEqual(-1, qemu_io('-c', 'read -P 0xab 0 524288', backing_img).find("verification failed"))
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self.assertEqual(-1, qemu_io('-c', 'read -P 0xef 524288 524288', backing_img).find("verification failed"))
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def test_top_and_base_reversed(self):
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self.assert_no_active_block_jobs()
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result = self.vm.qmp('block-commit', device='drive0', top='%s' % backing_img, base='%s' % mid_img)
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self.assert_qmp(result, 'error/class', 'GenericError')
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self.assert_qmp(result, 'error/desc', 'Base \'%s\' not found' % mid_img)
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def test_top_omitted(self):
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self.assert_no_active_block_jobs()
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result = self.vm.qmp('block-commit', device='drive0')
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self.assert_qmp(result, 'error/class', 'GenericError')
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self.assert_qmp(result, 'error/desc', "Parameter 'top' is missing")
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class TestRelativePaths(ImageCommitTestCase):
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image_len = 1 * 1024 * 1024
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test_len = 1 * 1024 * 256
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dir1 = "dir1"
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dir2 = "dir2/"
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dir3 = "dir2/dir3/"
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test_img = os.path.join(iotests.test_dir, dir3, 'test.img')
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mid_img = "../mid.img"
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backing_img = "../dir1/backing.img"
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backing_img_abs = os.path.join(iotests.test_dir, dir1, 'backing.img')
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mid_img_abs = os.path.join(iotests.test_dir, dir2, 'mid.img')
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def setUp(self):
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try:
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os.mkdir(os.path.join(iotests.test_dir, self.dir1))
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os.mkdir(os.path.join(iotests.test_dir, self.dir2))
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os.mkdir(os.path.join(iotests.test_dir, self.dir3))
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except OSError as exception:
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if exception.errno != errno.EEXIST:
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raise
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iotests.create_image(self.backing_img_abs, TestRelativePaths.image_len)
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qemu_img('create', '-f', iotests.imgfmt, '-o', 'backing_file=%s' % self.backing_img_abs, self.mid_img_abs)
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qemu_img('create', '-f', iotests.imgfmt, '-o', 'backing_file=%s' % self.mid_img_abs, self.test_img)
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qemu_img('rebase', '-u', '-b', self.backing_img, self.mid_img_abs)
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qemu_img('rebase', '-u', '-b', self.mid_img, self.test_img)
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qemu_io('-c', 'write -P 0xab 0 524288', self.backing_img_abs)
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qemu_io('-c', 'write -P 0xef 524288 524288', self.mid_img_abs)
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self.vm = iotests.VM().add_drive(self.test_img)
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self.vm.launch()
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def tearDown(self):
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self.vm.shutdown()
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os.remove(self.test_img)
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os.remove(self.mid_img_abs)
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os.remove(self.backing_img_abs)
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try:
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os.rmdir(os.path.join(iotests.test_dir, self.dir1))
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os.rmdir(os.path.join(iotests.test_dir, self.dir3))
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os.rmdir(os.path.join(iotests.test_dir, self.dir2))
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except OSError as exception:
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if exception.errno != errno.EEXIST and exception.errno != errno.ENOTEMPTY:
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raise
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def test_commit(self):
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self.run_commit_test(self.mid_img, self.backing_img)
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self.assertEqual(-1, qemu_io('-c', 'read -P 0xab 0 524288', self.backing_img_abs).find("verification failed"))
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self.assertEqual(-1, qemu_io('-c', 'read -P 0xef 524288 524288', self.backing_img_abs).find("verification failed"))
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def test_device_not_found(self):
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result = self.vm.qmp('block-commit', device='nonexistent', top='%s' % self.mid_img)
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self.assert_qmp(result, 'error/class', 'DeviceNotFound')
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def test_top_same_base(self):
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self.assert_no_active_block_jobs()
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result = self.vm.qmp('block-commit', device='drive0', top='%s' % self.mid_img, base='%s' % self.mid_img)
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self.assert_qmp(result, 'error/class', 'GenericError')
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self.assert_qmp(result, 'error/desc', 'Base \'%s\' not found' % self.mid_img)
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def test_top_invalid(self):
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self.assert_no_active_block_jobs()
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result = self.vm.qmp('block-commit', device='drive0', top='badfile', base='%s' % self.backing_img)
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self.assert_qmp(result, 'error/class', 'GenericError')
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self.assert_qmp(result, 'error/desc', 'Top image file badfile not found')
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def test_base_invalid(self):
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self.assert_no_active_block_jobs()
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result = self.vm.qmp('block-commit', device='drive0', top='%s' % self.mid_img, base='badfile')
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self.assert_qmp(result, 'error/class', 'GenericError')
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self.assert_qmp(result, 'error/desc', 'Base \'badfile\' not found')
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def test_top_is_active(self):
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self.run_commit_test(self.test_img, self.backing_img)
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self.assertEqual(-1, qemu_io('-c', 'read -P 0xab 0 524288', self.backing_img_abs).find("verification failed"))
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self.assertEqual(-1, qemu_io('-c', 'read -P 0xef 524288 524288', self.backing_img_abs).find("verification failed"))
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def test_top_and_base_reversed(self):
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self.assert_no_active_block_jobs()
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result = self.vm.qmp('block-commit', device='drive0', top='%s' % self.backing_img, base='%s' % self.mid_img)
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self.assert_qmp(result, 'error/class', 'GenericError')
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self.assert_qmp(result, 'error/desc', 'Base \'%s\' not found' % self.mid_img)
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class TestSetSpeed(ImageCommitTestCase):
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image_len = 80 * 1024 * 1024 # MB
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def setUp(self):
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qemu_img('create', backing_img, str(TestSetSpeed.image_len))
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qemu_img('create', '-f', iotests.imgfmt, '-o', 'backing_file=%s' % backing_img, mid_img)
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qemu_img('create', '-f', iotests.imgfmt, '-o', 'backing_file=%s' % mid_img, test_img)
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qemu_io('-c', 'write -P 0x1 0 512', test_img)
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qemu_io('-c', 'write -P 0xef 524288 524288', mid_img)
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self.vm = iotests.VM().add_drive(test_img)
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self.vm.launch()
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def tearDown(self):
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self.vm.shutdown()
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os.remove(test_img)
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os.remove(mid_img)
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os.remove(backing_img)
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def test_set_speed(self):
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self.assert_no_active_block_jobs()
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self.vm.pause_drive('drive0')
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result = self.vm.qmp('block-commit', device='drive0', top=mid_img, speed=1024 * 1024)
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self.assert_qmp(result, 'return', {})
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# Ensure the speed we set was accepted
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result = self.vm.qmp('query-block-jobs')
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self.assert_qmp(result, 'return[0]/device', 'drive0')
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self.assert_qmp(result, 'return[0]/speed', 1024 * 1024)
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self.cancel_and_wait(resume=True)
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if __name__ == '__main__':
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iotests.main(supported_fmts=['qcow2', 'qed'])
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