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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.
"""
Ramdisk Deploy Interface
"""
from ironic_lib import metrics_utils
from oslo_log import log as logging
from ironic.common import exception
from ironic.common.i18n import _
from ironic.common import states
from ironic.conductor import task_manager
from ironic.conductor import utils as manager_utils
from ironic.drivers import base
from ironic.drivers.modules import agent_base
from ironic.drivers.modules import deploy_utils
LOG = logging.getLogger(__name__)
METRICS = metrics_utils.get_metrics_logger(__name__)
class RamdiskDeploy(agent_base.AgentBaseMixin, agent_base.HeartbeatMixin,
base.DeployInterface):
def get_properties(self):
return {}
def validate(self, task):
if 'ramdisk_boot' not in task.driver.boot.capabilities:
raise exception.InvalidParameterValue(
message=_('Invalid configuration: The boot interface '
'must have the `ramdisk_boot` capability. '
'You are using an incompatible boot interface.'))
task.driver.boot.validate(task)
# Validate node capabilities
deploy_utils.validate_capabilities(task.node)
@METRICS.timer('RamdiskDeploy.deploy')
@base.deploy_step(priority=100)
@task_manager.require_exclusive_lock
def deploy(self, task):
if ('configdrive' in task.node.instance_info
and 'ramdisk_boot_configdrive' not in
task.driver.boot.capabilities):
# TODO(dtantsur): make it an actual error?
LOG.warning('A configuration drive is present in the ramdisk '
'deployment request of node %(node)s with boot '
'interface %(drv)s. The configuration drive will be '
'ignored for this deployment.',
{'node': task.node,
'drv': task.node.get_interface('boot')})
manager_utils.node_power_action(task, states.POWER_OFF)
# Tenant neworks must enable connectivity to the boot
# location, as reboot() can otherwise be very problematic.
# IDEA(TheJulia): Maybe a "trusted environment" mode flag
# that we otherwise fail validation on for drivers that
# require explicit security postures.
with manager_utils.power_state_for_network_configuration(task):
task.driver.network.configure_tenant_networks(task)
# calling boot.prepare_instance will also set the node
# to boot, and update the templates accordingly
task.driver.boot.prepare_instance(task)
# Power-on the instance, with PXE prepared, we're done.
manager_utils.node_power_action(task, states.POWER_ON)
LOG.info('Deployment setup for node %s done', task.node.uuid)
return None
@METRICS.timer('RamdiskDeploy.prepare')
@task_manager.require_exclusive_lock
def prepare(self, task):
node = task.node
deploy_utils.populate_storage_driver_internal_info(task)
if node.provision_state == states.DEPLOYING:
# Ask the network interface to validate itself so
# we can ensure we are able to proceed.
task.driver.network.validate(task)
manager_utils.node_power_action(task, states.POWER_OFF)
# NOTE(TheJulia): If this was any other interface, we would
# unconfigure tenant networks, add provisioning networks, etc.
task.driver.storage.attach_volumes(task)
if node.provision_state in (states.ACTIVE, states.UNRESCUING):
# In the event of takeover or unrescue.
task.driver.boot.prepare_instance(task)
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