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|
# 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.
from unittest import mock
from ironic_lib import disk_utils
from ironic_lib import utils as ilib_utils
from oslo_concurrency import processutils
from ironic_python_agent import errors
from ironic_python_agent import hardware
from ironic_python_agent import raid_utils
from ironic_python_agent.tests.unit import base
from ironic_python_agent.tests.unit.samples import hardware_samples as hws
from ironic_python_agent.tests.unit import test_hardware
from ironic_python_agent import utils
class TestRaidUtils(base.IronicAgentTest):
@mock.patch.object(utils, 'execute', autospec=True)
def test__get_actual_component_devices(self, mock_execute):
mock_execute.side_effect = [(hws.MDADM_DETAIL_OUTPUT, '')]
component_devices = raid_utils._get_actual_component_devices(
'/dev/md0')
self.assertEqual(['/dev/vde1', '/dev/vdf1'], component_devices)
@mock.patch.object(utils, 'execute', autospec=True)
def test__get_actual_component_devices_broken_raid0(self, mock_execute):
mock_execute.side_effect = [(hws.MDADM_DETAIL_OUTPUT_BROKEN_RAID0, '')]
component_devices = raid_utils._get_actual_component_devices(
'/dev/md126')
self.assertEqual(['/dev/sda2'], component_devices)
@mock.patch.object(raid_utils, '_get_actual_component_devices',
autospec=True)
@mock.patch.object(utils, 'execute', autospec=True)
def test_create_raid_device(self, mock_execute, mocked_components):
logical_disk = {
"block_devices": ['/dev/sda', '/dev/sdb', '/dev/sdc'],
"raid_level": "1",
}
mocked_components.return_value = ['/dev/sda1',
'/dev/sdb1',
'/dev/sdc1']
raid_utils.create_raid_device(0, logical_disk)
mock_execute.assert_called_once_with(
'mdadm', '--create', '/dev/md0', '--force', '--run',
'--metadata=1', '--level', '1', '--name', '/dev/md0',
'--raid-devices', 3, '/dev/sda1', '/dev/sdb1', '/dev/sdc1')
@mock.patch.object(raid_utils, '_get_actual_component_devices',
autospec=True)
@mock.patch.object(utils, 'execute', autospec=True)
def test_create_raid_device_with_volume_name(self, mock_execute,
mocked_components):
logical_disk = {
"block_devices": ['/dev/sda', '/dev/sdb', '/dev/sdc'],
"raid_level": "1",
"volume_name": "diskname"
}
mocked_components.return_value = ['/dev/sda1',
'/dev/sdb1',
'/dev/sdc1']
raid_utils.create_raid_device(0, logical_disk)
mock_execute.assert_called_once_with(
'mdadm', '--create', '/dev/md0', '--force', '--run',
'--metadata=1', '--level', '1', '--name', 'diskname',
'--raid-devices', 3, '/dev/sda1', '/dev/sdb1', '/dev/sdc1')
@mock.patch.object(raid_utils, '_get_actual_component_devices',
autospec=True)
@mock.patch.object(utils, 'execute', autospec=True)
def test_create_raid_device_missing_device(self, mock_execute,
mocked_components):
logical_disk = {
"block_devices": ['/dev/sda', '/dev/sdb', '/dev/sdc'],
"raid_level": "1",
}
mocked_components.return_value = ['/dev/sda1',
'/dev/sdc1']
raid_utils.create_raid_device(0, logical_disk)
expected_calls = [
mock.call('mdadm', '--create', '/dev/md0', '--force', '--run',
'--metadata=1', '--level', '1', '--name', '/dev/md0',
'--raid-devices', 3, '/dev/sda1', '/dev/sdb1',
'/dev/sdc1'),
mock.call('mdadm', '--add', '/dev/md0', '/dev/sdb1',
attempts=3, delay_on_retry=True)
]
self.assertEqual(mock_execute.call_count, 2)
mock_execute.assert_has_calls(expected_calls)
@mock.patch.object(utils, 'execute', autospec=True)
def test_create_raid_device_fail_create_device(self, mock_execute):
logical_disk = {
"block_devices": ['/dev/sda', '/dev/sdb', '/dev/sdc'],
"raid_level": "1",
}
mock_execute.side_effect = processutils.ProcessExecutionError()
self.assertRaisesRegex(errors.SoftwareRAIDError,
"Failed to create md device /dev/md0",
raid_utils.create_raid_device, 0,
logical_disk)
@mock.patch.object(raid_utils, '_get_actual_component_devices',
autospec=True)
@mock.patch.object(utils, 'execute', autospec=True)
def test_create_raid_device_fail_read_device(self, mock_execute,
mocked_components):
logical_disk = {
"block_devices": ['/dev/sda', '/dev/sdb', '/dev/sdc'],
"raid_level": "1",
}
mock_execute.side_effect = [mock.Mock,
processutils.ProcessExecutionError()]
mocked_components.return_value = ['/dev/sda1',
'/dev/sdc1']
self.assertRaisesRegex(errors.SoftwareRAIDError,
"Failed re-add /dev/sdb1 to /dev/md0",
raid_utils.create_raid_device, 0,
logical_disk)
@mock.patch.object(disk_utils, 'trigger_device_rescan', autospec=True)
@mock.patch.object(raid_utils, 'get_next_free_raid_device', autospec=True,
return_value='/dev/md42')
@mock.patch.object(hardware, 'dispatch_to_managers', autospec=True)
@mock.patch.object(ilib_utils, 'execute', autospec=True)
@mock.patch.object(disk_utils, 'find_efi_partition', autospec=True)
def test_prepare_boot_partitions_for_softraid_uefi_gpt(
self, mock_efi_part, mock_execute, mock_dispatch,
mock_free_raid_device, mock_rescan):
mock_efi_part.return_value = {'number': '12'}
mock_execute.side_effect = [
('451', None), # sgdisk -F
(None, None), # sgdisk create part
(None, None), # partprobe
(None, None), # blkid
('/dev/sda12: dsfkgsdjfg', None), # blkid
('452', None), # sgdisk -F
(None, None), # sgdisk create part
(None, None), # partprobe
(None, None), # blkid
('/dev/sdb14: whatever', None), # blkid
(None, None), # mdadm
(None, None), # cp
(None, None), # wipefs
]
efi_part = raid_utils.prepare_boot_partitions_for_softraid(
'/dev/md0', ['/dev/sda', '/dev/sdb'], None,
target_boot_mode='uefi')
mock_efi_part.assert_called_once_with('/dev/md0')
expected = [
mock.call('sgdisk', '-F', '/dev/sda'),
mock.call('sgdisk', '-n', '0:451s:+550MiB', '-t', '0:ef00', '-c',
'0:uefi-holder-0', '/dev/sda'),
mock.call('partprobe'),
mock.call('blkid'),
mock.call('blkid', '-l', '-t', 'PARTLABEL=uefi-holder-0',
'/dev/sda'),
mock.call('sgdisk', '-F', '/dev/sdb'),
mock.call('sgdisk', '-n', '0:452s:+550MiB', '-t', '0:ef00', '-c',
'0:uefi-holder-1', '/dev/sdb'),
mock.call('partprobe'),
mock.call('blkid'),
mock.call('blkid', '-l', '-t', 'PARTLABEL=uefi-holder-1',
'/dev/sdb'),
mock.call('mdadm', '--create', '/dev/md42', '--force', '--run',
'--metadata=1.0', '--level', '1', '--name', 'esp',
'--raid-devices', 2, '/dev/sda12', '/dev/sdb14'),
mock.call('cp', '/dev/md0p12', '/dev/md42'),
mock.call('wipefs', '-a', '/dev/md0p12')
]
mock_execute.assert_has_calls(expected, any_order=False)
self.assertEqual(efi_part, '/dev/md42')
mock_rescan.assert_called_once_with('/dev/md42')
@mock.patch.object(disk_utils, 'trigger_device_rescan', autospec=True)
@mock.patch.object(raid_utils, 'get_next_free_raid_device', autospec=True,
return_value='/dev/md42')
@mock.patch.object(hardware, 'dispatch_to_managers', autospec=True)
@mock.patch.object(ilib_utils, 'execute', autospec=True)
@mock.patch.object(disk_utils, 'find_efi_partition', autospec=True)
@mock.patch.object(ilib_utils, 'mkfs', autospec=True)
def test_prepare_boot_partitions_for_softraid_uefi_gpt_esp_not_found(
self, mock_mkfs, mock_efi_part, mock_execute, mock_dispatch,
mock_free_raid_device, mock_rescan):
mock_efi_part.return_value = None
mock_execute.side_effect = [
('451', None), # sgdisk -F
(None, None), # sgdisk create part
(None, None), # partprobe
(None, None), # blkid
('/dev/sda12: dsfkgsdjfg', None), # blkid
('452', None), # sgdisk -F
(None, None), # sgdisk create part
(None, None), # partprobe
(None, None), # blkid
('/dev/sdb14: whatever', None), # blkid
(None, None), # mdadm
]
efi_part = raid_utils.prepare_boot_partitions_for_softraid(
'/dev/md0', ['/dev/sda', '/dev/sdb'], None,
target_boot_mode='uefi')
mock_efi_part.assert_called_once_with('/dev/md0')
expected = [
mock.call('sgdisk', '-F', '/dev/sda'),
mock.call('sgdisk', '-n', '0:451s:+550MiB', '-t', '0:ef00', '-c',
'0:uefi-holder-0', '/dev/sda'),
mock.call('partprobe'),
mock.call('blkid'),
mock.call('blkid', '-l', '-t', 'PARTLABEL=uefi-holder-0',
'/dev/sda'),
mock.call('sgdisk', '-F', '/dev/sdb'),
mock.call('sgdisk', '-n', '0:452s:+550MiB', '-t', '0:ef00', '-c',
'0:uefi-holder-1', '/dev/sdb'),
mock.call('partprobe'),
mock.call('blkid'),
mock.call('blkid', '-l', '-t', 'PARTLABEL=uefi-holder-1',
'/dev/sdb'),
]
mock_execute.assert_has_calls(expected, any_order=False)
mock_mkfs.assert_has_calls([
mock.call(path='/dev/md42', label='efi-part', fs='vfat'),
], any_order=False)
self.assertEqual(efi_part, '/dev/md42')
mock_rescan.assert_called_once_with('/dev/md42')
@mock.patch.object(disk_utils, 'trigger_device_rescan', autospec=True)
@mock.patch.object(raid_utils, 'get_next_free_raid_device', autospec=True,
return_value='/dev/md42')
@mock.patch.object(hardware, 'dispatch_to_managers', autospec=True)
@mock.patch.object(ilib_utils, 'execute', autospec=True)
def test_prepare_boot_partitions_for_softraid_uefi_gpt_efi_provided(
self, mock_execute, mock_dispatch, mock_free_raid_device,
mock_rescan):
mock_execute.side_effect = [
('451', None), # sgdisk -F
(None, None), # sgdisk create part
(None, None), # partprobe
(None, None), # blkid
('/dev/sda12: dsfkgsdjfg', None), # blkid
('452', None), # sgdisk -F
(None, None), # sgdisk create part
(None, None), # partprobe
(None, None), # blkid
('/dev/sdb14: whatever', None), # blkid
(None, None), # mdadm create
(None, None), # cp
(None, None), # wipefs
]
efi_part = raid_utils.prepare_boot_partitions_for_softraid(
'/dev/md0', ['/dev/sda', '/dev/sdb'], '/dev/md0p15',
target_boot_mode='uefi')
expected = [
mock.call('sgdisk', '-F', '/dev/sda'),
mock.call('sgdisk', '-n', '0:451s:+550MiB', '-t', '0:ef00', '-c',
'0:uefi-holder-0', '/dev/sda'),
mock.call('partprobe'),
mock.call('blkid'),
mock.call('blkid', '-l', '-t', 'PARTLABEL=uefi-holder-0',
'/dev/sda'),
mock.call('sgdisk', '-F', '/dev/sdb'),
mock.call('sgdisk', '-n', '0:452s:+550MiB', '-t', '0:ef00', '-c',
'0:uefi-holder-1', '/dev/sdb'),
mock.call('partprobe'),
mock.call('blkid'),
mock.call('blkid', '-l', '-t', 'PARTLABEL=uefi-holder-1',
'/dev/sdb'),
mock.call('mdadm', '--create', '/dev/md42', '--force', '--run',
'--metadata=1.0', '--level', '1', '--name', 'esp',
'--raid-devices', 2, '/dev/sda12', '/dev/sdb14'),
mock.call('cp', '/dev/md0p15', '/dev/md42'),
mock.call('wipefs', '-a', '/dev/md0p15')
]
mock_execute.assert_has_calls(expected, any_order=False)
self.assertEqual(efi_part, '/dev/md42')
@mock.patch.object(hardware, 'dispatch_to_managers', autospec=True)
@mock.patch.object(ilib_utils, 'execute', autospec=True)
@mock.patch.object(disk_utils, 'get_partition_table_type', autospec=True,
return_value='msdos')
def test_prepare_boot_partitions_for_softraid_bios_msdos(
self, mock_label_scan, mock_execute, mock_dispatch):
efi_part = raid_utils.prepare_boot_partitions_for_softraid(
'/dev/md0', ['/dev/sda', '/dev/sdb'], 'notusedanyway',
target_boot_mode='bios')
expected = [
mock.call('/dev/sda'),
mock.call('/dev/sdb'),
]
mock_label_scan.assert_has_calls(expected, any_order=False)
self.assertIsNone(efi_part)
@mock.patch.object(hardware, 'dispatch_to_managers', autospec=True)
@mock.patch.object(ilib_utils, 'execute', autospec=True)
@mock.patch.object(disk_utils, 'get_partition_table_type', autospec=True,
return_value='gpt')
def test_prepare_boot_partitions_for_softraid_bios_gpt(
self, mock_label_scan, mock_execute, mock_dispatch):
mock_execute.side_effect = [
('whatever\n314', None), # sgdisk -F
(None, None), # bios boot grub
('warning message\n914', None), # sgdisk -F
(None, None), # bios boot grub
]
efi_part = raid_utils.prepare_boot_partitions_for_softraid(
'/dev/md0', ['/dev/sda', '/dev/sdb'], 'notusedanyway',
target_boot_mode='bios')
expected_scan = [
mock.call('/dev/sda'),
mock.call('/dev/sdb'),
]
mock_label_scan.assert_has_calls(expected_scan, any_order=False)
expected_exec = [
mock.call('sgdisk', '-F', '/dev/sda'),
mock.call('sgdisk', '-n', '0:314s:+2MiB', '-t', '0:ef02', '-c',
'0:bios-boot-part-0', '/dev/sda'),
mock.call('sgdisk', '-F', '/dev/sdb'),
mock.call('sgdisk', '-n', '0:914s:+2MiB', '-t', '0:ef02', '-c',
'0:bios-boot-part-1', '/dev/sdb'),
]
mock_execute.assert_has_calls(expected_exec, any_order=False)
self.assertIsNone(efi_part)
@mock.patch.object(hardware, 'dispatch_to_managers', autospec=True)
class TestGetNextFreeRaidDevice(base.IronicAgentTest):
def test_ok(self, mock_dispatch):
mock_dispatch.return_value = \
test_hardware.RAID_BLK_DEVICE_TEMPLATE_DEVICES
result = raid_utils.get_next_free_raid_device()
self.assertEqual('/dev/md2', result)
mock_dispatch.assert_called_once_with('list_block_devices')
def test_no_device(self, mock_dispatch):
mock_dispatch.return_value = [
hardware.BlockDevice(name=f'/dev/md{idx}', model='RAID',
size=1765517033470, rotational=False,
vendor="FooTastic", uuid="")
for idx in range(128)
]
self.assertRaises(errors.SoftwareRAIDError,
raid_utils.get_next_free_raid_device)
|
