222 lines
8.9 KiB
Python
222 lines
8.9 KiB
Python
# Copyright 2013 Hewlett-Packard Development Company, L.P.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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"""
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PXE Boot Interface
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"""
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from ironic_lib import metrics_utils
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from oslo_log import log as logging
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from ironic.common import boot_devices
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from ironic.common import exception
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from ironic.common.i18n import _
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from ironic.common import states
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from ironic.conductor import task_manager
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from ironic.conductor import utils as manager_utils
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from ironic.drivers import base
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from ironic.drivers.modules import agent_base
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from ironic.drivers.modules import deploy_utils
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from ironic.drivers.modules import pxe_base
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LOG = logging.getLogger(__name__)
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METRICS = metrics_utils.get_metrics_logger(__name__)
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class PXEBoot(pxe_base.PXEBaseMixin, base.BootInterface):
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capabilities = ['ramdisk_boot', 'pxe_boot']
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class PXERamdiskDeploy(agent_base.AgentBaseMixin, agent_base.HeartbeatMixin,
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base.DeployInterface):
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def get_properties(self):
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return {}
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def validate(self, task):
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if 'ramdisk_boot' not in task.driver.boot.capabilities:
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raise exception.InvalidParameterValue(
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message=_('Invalid configuration: The boot interface '
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'must have the `ramdisk_boot` capability. '
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'You are using an incompatible boot interface.'))
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task.driver.boot.validate(task)
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# Validate node capabilities
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deploy_utils.validate_capabilities(task.node)
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@METRICS.timer('RamdiskDeploy.deploy')
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@base.deploy_step(priority=100)
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@task_manager.require_exclusive_lock
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def deploy(self, task):
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if ('configdrive' in task.node.instance_info
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and 'ramdisk_boot_configdrive' not in
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task.driver.boot.capabilities):
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# TODO(dtantsur): make it an actual error?
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LOG.warning('A configuration drive is present in the ramdisk '
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'deployment request of node %(node)s with boot '
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'interface %(drv)s. The configuration drive will be '
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'ignored for this deployment.',
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{'node': task.node, 'drv': task.node.boot_interface})
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manager_utils.node_power_action(task, states.POWER_OFF)
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# Tenant neworks must enable connectivity to the boot
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# location, as reboot() can otherwise be very problematic.
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# IDEA(TheJulia): Maybe a "trusted environment" mode flag
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# that we otherwise fail validation on for drivers that
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# require explicit security postures.
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with manager_utils.power_state_for_network_configuration(task):
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task.driver.network.configure_tenant_networks(task)
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# calling boot.prepare_instance will also set the node
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# to PXE boot, and update PXE templates accordingly
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task.driver.boot.prepare_instance(task)
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# Power-on the instance, with PXE prepared, we're done.
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manager_utils.node_power_action(task, states.POWER_ON)
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LOG.info('Deployment setup for node %s done', task.node.uuid)
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return None
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@METRICS.timer('RamdiskDeploy.prepare')
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@task_manager.require_exclusive_lock
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def prepare(self, task):
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node = task.node
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deploy_utils.populate_storage_driver_internal_info(task)
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if node.provision_state == states.DEPLOYING:
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# Ask the network interface to validate itself so
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# we can ensure we are able to proceed.
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task.driver.network.validate(task)
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manager_utils.node_power_action(task, states.POWER_OFF)
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# NOTE(TheJulia): If this was any other interface, we would
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# unconfigure tenant networks, add provisioning networks, etc.
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task.driver.storage.attach_volumes(task)
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if node.provision_state in (states.ACTIVE, states.UNRESCUING):
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# In the event of takeover or unrescue.
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task.driver.boot.prepare_instance(task)
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class PXEAnacondaDeploy(agent_base.AgentBaseMixin, agent_base.HeartbeatMixin,
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base.DeployInterface):
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def get_properties(self):
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return {}
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def validate(self, task):
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task.driver.boot.validate(task)
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@METRICS.timer('AnacondaDeploy.deploy')
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@base.deploy_step(priority=100)
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@task_manager.require_exclusive_lock
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def deploy(self, task):
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manager_utils.node_power_action(task, states.POWER_OFF)
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with manager_utils.power_state_for_network_configuration(task):
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task.driver.network.configure_tenant_networks(task)
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# calling boot.prepare_instance will also set the node
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# to PXE boot, and update PXE templates accordingly
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task.driver.boot.prepare_instance(task)
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# Power-on the instance, with PXE prepared, we're done.
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manager_utils.node_power_action(task, states.POWER_ON)
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LOG.info('Deployment setup for node %s done', task.node.uuid)
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return None
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@METRICS.timer('AnacondaDeploy.prepare')
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@task_manager.require_exclusive_lock
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def prepare(self, task):
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node = task.node
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deploy_utils.populate_storage_driver_internal_info(task)
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if node.provision_state == states.DEPLOYING:
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# Ask the network interface to validate itself so
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# we can ensure we are able to proceed.
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task.driver.network.validate(task)
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manager_utils.node_power_action(task, states.POWER_OFF)
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# NOTE(TheJulia): If this was any other interface, we would
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# unconfigure tenant networks, add provisioning networks, etc.
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task.driver.storage.attach_volumes(task)
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if node.provision_state in (states.ACTIVE, states.UNRESCUING):
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# In the event of takeover or unrescue.
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task.driver.boot.prepare_instance(task)
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def deploy_has_started(self, task):
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agent_status = task.node.driver_internal_info.get('agent_status')
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if agent_status == 'start':
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return True
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return False
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def deploy_is_done(self, task):
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agent_status = task.node.driver_internal_info.get('agent_status')
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if agent_status == 'end':
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return True
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return False
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def should_manage_boot(self, task):
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return False
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def reboot_to_instance(self, task):
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node = task.node
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try:
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# anaconda deploy will install the bootloader and the node is ready
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# to boot from disk.
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deploy_utils.try_set_boot_device(task, boot_devices.DISK)
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except Exception as e:
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msg = (_("Failed to change the boot device to %(boot_dev)s "
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"when deploying node %(node)s. Error: %(error)s") %
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{'boot_dev': boot_devices.DISK, 'node': node.uuid,
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'error': e})
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agent_base.log_and_raise_deployment_error(task, msg)
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try:
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self.clean_up(task)
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manager_utils.node_power_action(task, states.POWER_OFF)
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task.driver.network.remove_provisioning_network(task)
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task.driver.network.configure_tenant_networks(task)
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manager_utils.node_power_action(task, states.POWER_ON)
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node.provision_state = states.ACTIVE
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node.save()
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except Exception as e:
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msg = (_('Error rebooting node %(node)s after deploy. '
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'Error: %(error)s') %
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{'node': node.uuid, 'error': e})
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agent_base.log_and_raise_deployment_error(task, msg)
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def _heartbeat_deploy_wait(self, task):
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node = task.node
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agent_status_message = node.driver_internal_info.get(
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'agent_status_message'
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)
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msg = {'node_id': node.uuid,
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'agent_status_message': agent_status_message}
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if self.deploy_has_started(task):
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LOG.info('The deploy on node %(node_id)s has started. Anaconda '
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'returned following message: '
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'%(agent_status_message)s ', msg)
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node.touch_provisioning()
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elif self.deploy_is_done(task):
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LOG.info('The deploy on node %(node_id)s has ended. Anaconda '
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'agent returned following message: '
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'%(agent_status_message)s', msg)
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self.reboot_to_instance(task)
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else:
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LOG.error('The deploy on node %(node_id)s failed. Anaconda '
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'returned following error message: '
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'%(agent_status_message)s', msg)
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deploy_utils.set_failed_state(task, agent_status_message,
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collect_logs=False)
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