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# Copyright 2017 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.
from unittest import mock
from oslo_utils import importutils
from ironic.common import exception
from ironic.common import states
from ironic.conductor import task_manager
from ironic.drivers.modules.redfish import management as redfish_mgmt
from ironic.drivers.modules.redfish import power as redfish_power
from ironic.drivers.modules.redfish import utils as redfish_utils
from ironic.tests.unit.db import base as db_base
from ironic.tests.unit.db import utils as db_utils
from ironic.tests.unit.objects import utils as obj_utils
sushy = importutils.try_import('sushy')
INFO_DICT = db_utils.get_test_redfish_info()
@mock.patch('oslo_utils.eventletutils.EventletEvent.wait',
lambda *args, **kwargs: None)
class RedfishPowerTestCase(db_base.DbTestCase):
def setUp(self):
super(RedfishPowerTestCase, self).setUp()
self.config(enabled_hardware_types=['redfish'],
enabled_power_interfaces=['redfish'],
enabled_boot_interfaces=['redfish-virtual-media'],
enabled_management_interfaces=['redfish'],
enabled_inspect_interfaces=['redfish'],
enabled_bios_interfaces=['redfish'])
self.node = obj_utils.create_test_node(
self.context, driver='redfish', driver_info=INFO_DICT)
@mock.patch.object(redfish_power, 'sushy', None)
def test_loading_error(self):
self.assertRaisesRegex(
exception.DriverLoadError,
'Unable to import the sushy library',
redfish_power.RedfishPower)
def test_get_properties(self):
with task_manager.acquire(self.context, self.node.uuid,
shared=True) as task:
properties = task.driver.get_properties()
for prop in redfish_utils.COMMON_PROPERTIES:
self.assertIn(prop, properties)
@mock.patch.object(redfish_utils, 'parse_driver_info', autospec=True)
def test_validate(self, mock_parse_driver_info):
with task_manager.acquire(self.context, self.node.uuid,
shared=True) as task:
task.driver.power.validate(task)
mock_parse_driver_info.assert_called_once_with(task.node)
@mock.patch.object(redfish_utils, 'get_system', autospec=True)
def test_get_power_state(self, mock_get_system):
with task_manager.acquire(self.context, self.node.uuid,
shared=True) as task:
expected_values = [
(sushy.SYSTEM_POWER_STATE_ON, states.POWER_ON),
(sushy.SYSTEM_POWER_STATE_POWERING_ON, states.POWER_ON),
(sushy.SYSTEM_POWER_STATE_OFF, states.POWER_OFF),
(sushy.SYSTEM_POWER_STATE_POWERING_OFF, states.POWER_OFF)
]
for current, expected in expected_values:
mock_get_system.return_value = mock.Mock(power_state=current)
self.assertEqual(expected,
task.driver.power.get_power_state(task))
mock_get_system.assert_called_once_with(task.node)
mock_get_system.reset_mock()
@mock.patch.object(redfish_mgmt.RedfishManagement, 'restore_boot_device',
autospec=True)
@mock.patch.object(redfish_utils, 'get_system', autospec=True)
def test_set_power_state(self, mock_get_system, mock_restore_bootdev):
with task_manager.acquire(self.context, self.node.uuid,
shared=False) as task:
expected_values = [
(states.POWER_ON, sushy.RESET_ON, True),
(states.POWER_OFF, sushy.RESET_FORCE_OFF, False),
(states.REBOOT, sushy.RESET_FORCE_RESTART, True),
(states.SOFT_REBOOT, sushy.RESET_GRACEFUL_RESTART, True),
(states.SOFT_POWER_OFF, sushy.RESET_GRACEFUL_SHUTDOWN, False)
]
for target, expected, restore_bootdev in expected_values:
if target in (states.POWER_OFF, states.SOFT_POWER_OFF):
final = sushy.SYSTEM_POWER_STATE_OFF
transient = sushy.SYSTEM_POWER_STATE_ON
else:
final = sushy.SYSTEM_POWER_STATE_ON
transient = sushy.SYSTEM_POWER_STATE_OFF
system_result = [
mock.Mock(power_state=transient)
] * 3 + [mock.Mock(power_state=final)]
mock_get_system.side_effect = system_result
task.driver.power.set_power_state(task, target)
# Asserts
system_result[0].reset_system.assert_called_once_with(expected)
mock_get_system.assert_called_with(task.node)
self.assertEqual(4, mock_get_system.call_count)
if restore_bootdev:
mock_restore_bootdev.assert_called_once_with(
task.driver.management, task, system_result[0])
else:
self.assertFalse(mock_restore_bootdev.called)
# Reset mocks
mock_get_system.reset_mock()
mock_restore_bootdev.reset_mock()
@mock.patch.object(redfish_utils, 'get_system', autospec=True)
def test_set_power_state_not_reached(self, mock_get_system):
with task_manager.acquire(self.context, self.node.uuid,
shared=False) as task:
self.config(power_state_change_timeout=2, group='conductor')
expected_values = [
(states.POWER_ON, sushy.RESET_ON),
(states.POWER_OFF, sushy.RESET_FORCE_OFF),
(states.REBOOT, sushy.RESET_FORCE_RESTART),
(states.SOFT_REBOOT, sushy.RESET_GRACEFUL_RESTART),
(states.SOFT_POWER_OFF, sushy.RESET_GRACEFUL_SHUTDOWN)
]
for target, expected in expected_values:
fake_system = mock_get_system.return_value
if target in (states.POWER_OFF, states.SOFT_POWER_OFF):
fake_system.power_state = sushy.SYSTEM_POWER_STATE_ON
else:
fake_system.power_state = sushy.SYSTEM_POWER_STATE_OFF
self.assertRaises(exception.PowerStateFailure,
task.driver.power.set_power_state,
task, target)
# Asserts
fake_system.reset_system.assert_called_once_with(expected)
mock_get_system.assert_called_with(task.node)
# Reset mocks
mock_get_system.reset_mock()
@mock.patch.object(sushy, 'Sushy', autospec=True)
@mock.patch.object(redfish_utils, 'get_system', autospec=True)
def test_set_power_state_fail(self, mock_get_system, mock_sushy):
fake_system = mock_get_system.return_value
fake_system.reset_system.side_effect = (
sushy.exceptions.SushyError())
with task_manager.acquire(self.context, self.node.uuid,
shared=False) as task:
self.assertRaisesRegex(
exception.RedfishError, 'power on failed',
task.driver.power.set_power_state, task, states.POWER_ON)
fake_system.reset_system.assert_called_once_with(
sushy.RESET_ON)
mock_get_system.assert_called_once_with(task.node)
@mock.patch.object(redfish_mgmt.RedfishManagement, 'restore_boot_device',
autospec=True)
@mock.patch.object(redfish_utils, 'get_system', autospec=True)
def test_reboot_from_power_off(self, mock_get_system,
mock_restore_bootdev):
with task_manager.acquire(self.context, self.node.uuid,
shared=False) as task:
system_result = [
# Initial state
mock.Mock(power_state=sushy.SYSTEM_POWER_STATE_OFF),
# Transient state - still powered off
mock.Mock(power_state=sushy.SYSTEM_POWER_STATE_OFF),
# Final state - down powering off
mock.Mock(power_state=sushy.SYSTEM_POWER_STATE_ON)
]
mock_get_system.side_effect = system_result
task.driver.power.reboot(task)
# Asserts
system_result[0].reset_system.assert_called_once_with(
sushy.RESET_ON)
mock_get_system.assert_called_with(task.node)
self.assertEqual(3, mock_get_system.call_count)
mock_restore_bootdev.assert_called_once_with(
task.driver.management, task, system_result[0])
@mock.patch.object(redfish_mgmt.RedfishManagement, 'restore_boot_device',
autospec=True)
@mock.patch.object(redfish_utils, 'get_system', autospec=True)
def test_reboot_from_power_on(self, mock_get_system, mock_restore_bootdev):
with task_manager.acquire(self.context, self.node.uuid,
shared=False) as task:
system_result = [
# Initial state
mock.Mock(power_state=sushy.SYSTEM_POWER_STATE_ON),
# Transient state - powering off
mock.Mock(power_state=sushy.SYSTEM_POWER_STATE_OFF),
# Final state - down powering off
mock.Mock(power_state=sushy.SYSTEM_POWER_STATE_ON)
]
mock_get_system.side_effect = system_result
task.driver.power.reboot(task)
# Asserts
system_result[0].reset_system.assert_has_calls([
mock.call(sushy.RESET_FORCE_OFF),
mock.call(sushy.RESET_ON),
])
mock_get_system.assert_called_with(task.node)
self.assertEqual(3, mock_get_system.call_count)
mock_restore_bootdev.assert_called_once_with(
task.driver.management, task, system_result[0])
@mock.patch.object(redfish_utils, 'get_system', autospec=True)
def test_reboot_not_reached(self, mock_get_system):
with task_manager.acquire(self.context, self.node.uuid,
shared=False) as task:
fake_system = mock_get_system.return_value
fake_system.power_state = sushy.SYSTEM_POWER_STATE_OFF
self.assertRaises(exception.PowerStateFailure,
task.driver.power.reboot, task)
# Asserts
fake_system.reset_system.assert_called_once_with(sushy.RESET_ON)
mock_get_system.assert_called_with(task.node)
@mock.patch.object(sushy, 'Sushy', autospec=True)
@mock.patch.object(redfish_utils, 'get_system', autospec=True)
def test_reboot_fail(self, mock_get_system, mock_sushy):
fake_system = mock_get_system.return_value
fake_system.reset_system.side_effect = (
sushy.exceptions.SushyError())
with task_manager.acquire(self.context, self.node.uuid,
shared=False) as task:
fake_system.power_state = sushy.SYSTEM_POWER_STATE_ON
self.assertRaisesRegex(
exception.RedfishError, 'Reboot failed.*power off',
task.driver.power.reboot, task)
fake_system.reset_system.assert_called_once_with(
sushy.RESET_FORCE_OFF)
mock_get_system.assert_called_once_with(task.node)
@mock.patch.object(sushy, 'Sushy', autospec=True)
@mock.patch.object(redfish_utils, 'get_system', autospec=True)
def test_reboot_fail_on_power_on(self, mock_get_system, mock_sushy):
system_result = [
# Initial state
mock.Mock(power_state=sushy.SYSTEM_POWER_STATE_ON),
# Transient state - powering off
mock.Mock(power_state=sushy.SYSTEM_POWER_STATE_OFF),
# Final state - down powering off
mock.Mock(power_state=sushy.SYSTEM_POWER_STATE_ON)
]
mock_get_system.side_effect = system_result
fake_system = system_result[0]
fake_system.reset_system.side_effect = [
None,
sushy.exceptions.SushyError(),
]
with task_manager.acquire(self.context, self.node.uuid,
shared=False) as task:
self.assertRaisesRegex(
exception.RedfishError, 'Reboot failed.*power on',
task.driver.power.reboot, task)
fake_system.reset_system.assert_has_calls([
mock.call(sushy.RESET_FORCE_OFF),
mock.call(sushy.RESET_ON),
])
mock_get_system.assert_called_with(task.node)
def test_get_supported_power_states(self):
with task_manager.acquire(self.context, self.node.uuid,
shared=True) as task:
supported_power_states = (
task.driver.power.get_supported_power_states(task))
self.assertEqual(list(redfish_power.SET_POWER_STATE_MAP),
supported_power_states)
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