ironic/ironic/conductor/verify.py

72 lines
2.7 KiB
Python

# 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.
"""Functionality related to verify steps."""
from oslo_log import log
from ironic.common import exception
from ironic.common.i18n import _
from ironic.conductor import notification_utils as notify_utils
from ironic.conductor import task_manager
from ironic.conductor import utils
LOG = log.getLogger(__name__)
@task_manager.require_exclusive_lock
def do_node_verify(task):
"""Internal method to perform power credentials verification."""
node = task.node
LOG.debug('Starting power credentials verification for node %s',
node.uuid)
error = None
try:
task.driver.power.validate(task)
except Exception as e:
error = (_('Failed to validate power driver interface for node '
'%(node)s. Error: %(msg)s') %
{'node': node.uuid, 'msg': e})
log_traceback = not isinstance(e, exception.IronicException)
LOG.error(error, exc_info=log_traceback)
else:
try:
power_state = task.driver.power.get_power_state(task)
except Exception as e:
error = (_('Failed to get power state for node '
'%(node)s. Error: %(msg)s') %
{'node': node.uuid, 'msg': e})
log_traceback = not isinstance(e, exception.IronicException)
LOG.error(error, exc_info=log_traceback)
if error is None:
# NOTE(janders) this can eventually move to driver-specific
# verify steps, will leave this for a follow-up change.
# Retrieve BIOS config settings for this node
utils.node_cache_bios_settings(task, node)
# Cache the vendor if possible
utils.node_cache_vendor(task)
# Cache also boot_mode and secure_boot states
utils.node_cache_boot_mode(task)
if power_state != node.power_state:
old_power_state = node.power_state
node.power_state = power_state
task.process_event('done')
notify_utils.emit_power_state_corrected_notification(
task, old_power_state)
else:
task.process_event('done')
else:
node.last_error = error
task.process_event('fail')