/usr/lib/python3/dist-packages/ironic_lib/tests/test_disk_partitioner.py is in python3-ironic-lib 2.12.0-0ubuntu1.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 | # Copyright 2014 Red Hat, Inc.
# All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
import eventlet
import mock
from testtools.matchers import HasLength
from ironic_lib import disk_partitioner
from ironic_lib import exception
from ironic_lib.tests import base
from ironic_lib import utils
class DiskPartitionerTestCase(base.IronicLibTestCase):
def test_add_partition(self):
dp = disk_partitioner.DiskPartitioner('/dev/fake')
dp.add_partition(1024)
dp.add_partition(512, fs_type='linux-swap')
dp.add_partition(2048, boot_flag='boot')
dp.add_partition(2048, boot_flag='bios_grub')
expected = [(1, {'boot_flag': None,
'fs_type': '',
'type': 'primary',
'size': 1024}),
(2, {'boot_flag': None,
'fs_type': 'linux-swap',
'type': 'primary',
'size': 512}),
(3, {'boot_flag': 'boot',
'fs_type': '',
'type': 'primary',
'size': 2048}),
(4, {'boot_flag': 'bios_grub',
'fs_type': '',
'type': 'primary',
'size': 2048})]
partitions = [(n, p) for n, p in dp.get_partitions()]
self.assertThat(partitions, HasLength(4))
self.assertEqual(expected, partitions)
@mock.patch.object(disk_partitioner.DiskPartitioner, '_exec',
autospec=True)
@mock.patch.object(utils, 'execute', autospec=True)
def test_commit(self, mock_utils_exc, mock_disk_partitioner_exec):
dp = disk_partitioner.DiskPartitioner('/dev/fake')
fake_parts = [(1, {'boot_flag': None,
'fs_type': 'fake-fs-type',
'type': 'fake-type',
'size': 1}),
(2, {'boot_flag': 'boot',
'fs_type': 'fake-fs-type',
'type': 'fake-type',
'size': 1}),
(3, {'boot_flag': 'bios_grub',
'fs_type': 'fake-fs-type',
'type': 'fake-type',
'size': 1})]
with mock.patch.object(dp, 'get_partitions', autospec=True) as mock_gp:
mock_gp.return_value = fake_parts
mock_utils_exc.return_value = ('', '')
dp.commit()
mock_disk_partitioner_exec.assert_called_once_with(
mock.ANY, 'mklabel', 'msdos',
'mkpart', 'fake-type', 'fake-fs-type', '1', '2',
'mkpart', 'fake-type', 'fake-fs-type', '2', '3',
'set', '2', 'boot', 'on',
'mkpart', 'fake-type', 'fake-fs-type', '3', '4',
'set', '3', 'bios_grub', 'on')
mock_utils_exc.assert_called_once_with(
'fuser', '/dev/fake', run_as_root=True,
check_exit_code=[0, 1])
@mock.patch.object(eventlet.greenthread, 'sleep', lambda seconds: None)
@mock.patch.object(disk_partitioner.DiskPartitioner, '_exec',
autospec=True)
@mock.patch.object(utils, 'execute', autospec=True)
def test_commit_with_device_is_busy_once(self, mock_utils_exc,
mock_disk_partitioner_exec):
dp = disk_partitioner.DiskPartitioner('/dev/fake')
fake_parts = [(1, {'boot_flag': None,
'fs_type': 'fake-fs-type',
'type': 'fake-type',
'size': 1}),
(2, {'boot_flag': 'boot',
'fs_type': 'fake-fs-type',
'type': 'fake-type',
'size': 1})]
# Test as if the 'psmisc' version of 'fuser' which has stderr output
fuser_outputs = iter([(" 10000 10001", '/dev/fake:\n'), ('', '')])
with mock.patch.object(dp, 'get_partitions', autospec=True) as mock_gp:
mock_gp.return_value = fake_parts
mock_utils_exc.side_effect = fuser_outputs
dp.commit()
mock_disk_partitioner_exec.assert_called_once_with(
mock.ANY, 'mklabel', 'msdos',
'mkpart', 'fake-type', 'fake-fs-type', '1', '2',
'mkpart', 'fake-type', 'fake-fs-type', '2', '3',
'set', '2', 'boot', 'on')
mock_utils_exc.assert_called_with(
'fuser', '/dev/fake', run_as_root=True,
check_exit_code=[0, 1])
self.assertEqual(2, mock_utils_exc.call_count)
@mock.patch.object(eventlet.greenthread, 'sleep', lambda seconds: None)
@mock.patch.object(disk_partitioner.DiskPartitioner, '_exec',
autospec=True)
@mock.patch.object(utils, 'execute', autospec=True)
def test_commit_with_device_is_always_busy(self, mock_utils_exc,
mock_disk_partitioner_exec):
dp = disk_partitioner.DiskPartitioner('/dev/fake')
fake_parts = [(1, {'boot_flag': None,
'fs_type': 'fake-fs-type',
'type': 'fake-type',
'size': 1}),
(2, {'boot_flag': 'boot',
'fs_type': 'fake-fs-type',
'type': 'fake-type',
'size': 1})]
with mock.patch.object(dp, 'get_partitions', autospec=True) as mock_gp:
mock_gp.return_value = fake_parts
# Test as if the 'busybox' version of 'fuser' which does not have
# stderr output
mock_utils_exc.return_value = ("10000 10001", '')
self.assertRaises(exception.InstanceDeployFailure, dp.commit)
mock_disk_partitioner_exec.assert_called_once_with(
mock.ANY, 'mklabel', 'msdos',
'mkpart', 'fake-type', 'fake-fs-type', '1', '2',
'mkpart', 'fake-type', 'fake-fs-type', '2', '3',
'set', '2', 'boot', 'on')
mock_utils_exc.assert_called_with(
'fuser', '/dev/fake', run_as_root=True,
check_exit_code=[0, 1])
self.assertEqual(20, mock_utils_exc.call_count)
# Mock the eventlet.greenthread.sleep for the looping_call
@mock.patch.object(eventlet.greenthread, 'sleep', lambda seconds: None)
@mock.patch.object(disk_partitioner.DiskPartitioner, '_exec',
autospec=True)
@mock.patch.object(utils, 'execute', autospec=True)
def test_commit_with_device_disconnected(self, mock_utils_exc,
mock_disk_partitioner_exec):
dp = disk_partitioner.DiskPartitioner('/dev/fake')
fake_parts = [(1, {'boot_flag': None,
'fs_type': 'fake-fs-type',
'type': 'fake-type',
'size': 1}),
(2, {'boot_flag': 'boot',
'fs_type': 'fake-fs-type',
'type': 'fake-type',
'size': 1})]
with mock.patch.object(dp, 'get_partitions', autospec=True) as mock_gp:
mock_gp.return_value = fake_parts
mock_utils_exc.return_value = ('', "Specified filename /dev/fake"
" does not exist.")
self.assertRaises(exception.InstanceDeployFailure, dp.commit)
mock_disk_partitioner_exec.assert_called_once_with(
mock.ANY, 'mklabel', 'msdos',
'mkpart', 'fake-type', 'fake-fs-type', '1', '2',
'mkpart', 'fake-type', 'fake-fs-type', '2', '3',
'set', '2', 'boot', 'on')
mock_utils_exc.assert_called_with(
'fuser', '/dev/fake', run_as_root=True,
check_exit_code=[0, 1])
self.assertEqual(20, mock_utils_exc.call_count)
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