def prepare(self, task):
"""Prepare the deployment environment for this task's node.
Generates the TFTP configuration for PXE-booting both the deployment
and user images, fetches the TFTP image from Glance and add it to the
local cache.
:param task: a TaskManager instance containing the node to act on.
:raises: NetworkError: if the previous cleaning ports cannot be removed
or if new cleaning ports cannot be created.
:raises: InvalidParameterValue when the wrong power state is specified
or the wrong driver info is specified for power management.
:raises: StorageError If the storage driver is unable to attach the
configured volumes.
:raises: other exceptions by the node's power driver if something
wrong occurred during the power action.
:raises: any boot interface's prepare_ramdisk exceptions.
"""
node = task.node
deploy_utils.populate_storage_driver_internal_info(task)
if node.provision_state in [states.ACTIVE, states.ADOPTING]:
task.driver.boot.prepare_instance(task)
else:
if node.provision_state == states.DEPLOYING:
fast_track_deploy = manager_utils.is_fast_track(task)
if fast_track_deploy:
# The agent has already recently checked in and we are
# configured to take that as an indicator that we can
# skip ahead.
LOG.debug(
'The agent for node %(node)s has recently '
'checked in, and the node power will remain '
'unmodified.', {'node': task.node.uuid})
else:
# Adding the node to provisioning network so that the dhcp
# options get added for the provisioning port.
manager_utils.node_power_action(task, states.POWER_OFF)
# NOTE(vdrok): in case of rebuild, we have tenant network
# already configured, unbind tenant ports if present
if task.driver.storage.should_write_image(task):
if not fast_track_deploy:
power_state_to_restore = (
manager_utils.power_on_node_if_needed(task))
task.driver.network.unconfigure_tenant_networks(task)
task.driver.network.add_provisioning_network(task)
if not fast_track_deploy:
manager_utils.restore_power_state_if_needed(
task, power_state_to_restore)
task.driver.storage.attach_volumes(task)
if (not task.driver.storage.should_write_image(task)
or fast_track_deploy):
# We have nothing else to do as this is handled in the
# backend storage system, and we can return to the caller
# as we do not need to boot the agent to deploy.
# Alternatively, we are in a fast track deployment
# and have nothing else to do.
return
deploy_opts = deploy_utils.build_agent_options(node)
task.driver.boot.prepare_ramdisk(task, deploy_opts)
def prepare(self, task):
"""Prepare the deployment environment for this task's node.
Generates the TFTP configuration for PXE-booting both the deployment
and user images, fetches the TFTP image from Glance and add it to the
local cache.
:param task: a TaskManager instance containing the node to act on.
:raises: NetworkError: if the previous cleaning ports cannot be removed
or if new cleaning ports cannot be created.
:raises: InvalidParameterValue when the wrong power state is specified
or the wrong driver info is specified for power management.
:raises: StorageError If the storage driver is unable to attach the
configured volumes.
:raises: other exceptions by the node's power driver if something
wrong occurred during the power action.
:raises: any boot interface's prepare_ramdisk exceptions.
"""
node = task.node
deploy_utils.populate_storage_driver_internal_info(task)
if node.provision_state in [states.ACTIVE, states.ADOPTING]:
task.driver.boot.prepare_instance(task)
else:
if node.provision_state == states.DEPLOYING:
fast_track_deploy = manager_utils.is_fast_track(task)
if fast_track_deploy:
# The agent has already recently checked in and we are
# configured to take that as an indicator that we can
# skip ahead.
LOG.debug('The agent for node %(node)s has recently '
'checked in, and the node power will remain '
'unmodified.',
{'node': task.node.uuid})
else:
# Adding the node to provisioning network so that the dhcp
# options get added for the provisioning port.
manager_utils.node_power_action(task, states.POWER_OFF)
# NOTE(vdrok): in case of rebuild, we have tenant network
# already configured, unbind tenant ports if present
if task.driver.storage.should_write_image(task):
if not fast_track_deploy:
power_state_to_restore = (
manager_utils.power_on_node_if_needed(task))
task.driver.network.unconfigure_tenant_networks(task)
task.driver.network.add_provisioning_network(task)
if not fast_track_deploy:
manager_utils.restore_power_state_if_needed(
task, power_state_to_restore)
task.driver.storage.attach_volumes(task)
if (not task.driver.storage.should_write_image(task)
or fast_track_deploy):
# We have nothing else to do as this is handled in the
# backend storage system, and we can return to the caller
# as we do not need to boot the agent to deploy.
# Alternatively, we are in a fast track deployment
# and have nothing else to do.
return
deploy_opts = deploy_utils.build_agent_options(node)
task.driver.boot.prepare_ramdisk(task, deploy_opts)
def prepare(self, task):
node = task.node
# Log a warning if the boot_option is wrong... and
# otherwise reset it.
boot_option = deploy_utils.get_boot_option(node)
if boot_option != 'ramdisk':
LOG.warning(
'Incorrect "boot_option" set for node %(node)s '
'and will be overridden to "ramdisk" as to '
'match the deploy interface. Found: %(boot_opt)s.', {
'node': node.uuid,
'boot_opt': boot_option
})
i_info = task.node.instance_info
i_info.update({'capabilities': {'boot_option': 'ramdisk'}})
node.instance_info = i_info
node.save()
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)
def prepare(self, task):
"""Prepare the deployment environment for this task's node.
Generates the TFTP configuration for PXE-booting both the deployment
and user images, fetches the TFTP image from Glance and add it to the
local cache.
:param task: a TaskManager instance containing the node to act on.
:raises: NetworkError: if the previous cleaning ports cannot be removed
or if new cleaning ports cannot be created.
:raises: InvalidParameterValue when the wrong power state is specified
or the wrong driver info is specified for power management.
:raises: StorageError If the storage driver is unable to attach the
configured volumes.
:raises: other exceptions by the node's power driver if something
wrong occurred during the power action.
:raises: any boot interface's prepare_ramdisk exceptions.
"""
node = task.node
deploy_utils.populate_storage_driver_internal_info(task)
if node.provision_state in [states.ACTIVE, states.ADOPTING]:
task.driver.boot.prepare_instance(task)
else:
if node.provision_state == states.DEPLOYING:
# Adding the node to provisioning network so that the dhcp
# options get added for the provisioning port.
manager_utils.node_power_action(task, states.POWER_OFF)
# NOTE(vdrok): in case of rebuild, we have tenant network
# already configured, unbind tenant ports if present
task.driver.network.unconfigure_tenant_networks(task)
task.driver.network.add_provisioning_network(task)
task.driver.storage.attach_volumes(task)
deploy_opts = deploy_utils.build_agent_options(node)
task.driver.boot.prepare_ramdisk(task, deploy_opts)
def prepare(self, task):
node = task.node
# Log a warning if the boot_option is wrong... and
# otherwise reset it.
boot_option = deploy_utils.get_boot_option(node)
if boot_option != 'ramdisk':
LOG.warning('Incorrect "boot_option" set for node %(node)s '
'and will be overridden to "ramdisk" as to '
'match the deploy interface. Found: %(boot_opt)s.',
{'node': node.uuid,
'boot_opt': boot_option})
i_info = task.node.instance_info
i_info.update({'capabilities': {'boot_option': 'ramdisk'}})
node.instance_info = i_info
node.save()
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)
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)
def prepare(self, task):
"""Prepare the deployment environment for this node.
:param task: a TaskManager instance.
:raises: NetworkError: if the previous cleaning ports cannot be removed
or if new cleaning ports cannot be created.
:raises: InvalidParameterValue when the wrong power state is specified
or the wrong driver info is specified for power management.
:raises: StorageError If the storage driver is unable to attach the
configured volumes.
:raises: other exceptions by the node's power driver if something
wrong occurred during the power action.
:raises: exception.ImageRefValidationFailed if image_source is not
Glance href and is not HTTP(S) URL.
:raises: any boot interface's prepare_ramdisk exceptions.
"""
node = task.node
deploy_utils.populate_storage_driver_internal_info(task)
if node.provision_state == states.DEPLOYING:
# Adding the node to provisioning network so that the dhcp
# options get added for the provisioning port.
manager_utils.node_power_action(task, states.POWER_OFF)
if task.driver.storage.should_write_image(task):
# NOTE(vdrok): in case of rebuild, we have tenant network
# already configured, unbind tenant ports if present
task.driver.network.unconfigure_tenant_networks(task)
task.driver.network.add_provisioning_network(task)
# Signal to storage driver to attach volumes
task.driver.storage.attach_volumes(task)
if not task.driver.storage.should_write_image(task):
# We have nothing else to do as this is handled in the
# backend storage system, and we can return to the caller
# as we do not need to boot the agent to deploy.
return
if node.provision_state in (states.ACTIVE, states.UNRESCUING):
# Call is due to conductor takeover
task.driver.boot.prepare_instance(task)
elif node.provision_state != states.ADOPTING:
if node.provision_state not in (states.RESCUING, states.RESCUEWAIT,
states.RESCUE, states.RESCUEFAIL):
node.instance_info = (
deploy_utils.build_instance_info_for_deploy(task))
node.save()
if CONF.agent.manage_agent_boot:
deploy_opts = deploy_utils.build_agent_options(node)
task.driver.boot.prepare_ramdisk(task, deploy_opts)
def prepare(self, task):
"""Prepare the deployment environment for this node.
:param task: a TaskManager instance.
:raises: NetworkError: if the previous cleaning ports cannot be removed
or if new cleaning ports cannot be created.
:raises: InvalidParameterValue when the wrong power state is specified
or the wrong driver info is specified for power management.
:raises: StorageError If the storage driver is unable to attach the
configured volumes.
:raises: other exceptions by the node's power driver if something
wrong occurred during the power action.
:raises: exception.ImageRefValidationFailed if image_source is not
Glance href and is not HTTP(S) URL.
:raises: any boot interface's prepare_ramdisk exceptions.
"""
node = task.node
deploy_utils.populate_storage_driver_internal_info(task)
if node.provision_state == states.DEPLOYING:
# Adding the node to provisioning network so that the dhcp
# options get added for the provisioning port.
manager_utils.node_power_action(task, states.POWER_OFF)
if task.driver.storage.should_write_image(task):
# NOTE(vdrok): in case of rebuild, we have tenant network
# already configured, unbind tenant ports if present
task.driver.network.unconfigure_tenant_networks(task)
task.driver.network.add_provisioning_network(task)
# Signal to storage driver to attach volumes
task.driver.storage.attach_volumes(task)
if node.provision_state == states.ACTIVE:
# Call is due to conductor takeover
task.driver.boot.prepare_instance(task)
elif node.provision_state != states.ADOPTING:
if task.driver.storage.should_write_image(task):
instance_info = deploy_utils.build_instance_info_for_deploy(
task)
node.instance_info = instance_info
node.save()
if CONF.agent.manage_agent_boot:
if task.driver.storage.should_write_image(task):
deploy_opts = deploy_utils.build_agent_options(node)
else:
deploy_opts = None
task.driver.boot.prepare_ramdisk(task, deploy_opts)
def prepare(self, task):
"""Prepare the deployment environment for this task's node.
Generates the TFTP configuration for PXE-booting both the deployment
and user images, fetches the TFTP image from Glance and add it to the
local cache.
:param task: a TaskManager instance containing the node to act on.
:raises: NetworkError: if the previous cleaning ports cannot be removed
or if new cleaning ports cannot be created.
:raises: InvalidParameterValue when the wrong power state is specified
or the wrong driver info is specified for power management.
:raises: StorageError If the storage driver is unable to attach the
configured volumes.
:raises: other exceptions by the node's power driver if something
wrong occurred during the power action.
:raises: any boot interface's prepare_ramdisk exceptions.
"""
node = task.node
deploy_utils.populate_storage_driver_internal_info(task)
if node.provision_state in [states.ACTIVE, states.ADOPTING]:
task.driver.boot.prepare_instance(task)
else:
if node.provision_state == states.DEPLOYING:
# Adding the node to provisioning network so that the dhcp
# options get added for the provisioning port.
manager_utils.node_power_action(task, states.POWER_OFF)
# NOTE(vdrok): in case of rebuild, we have tenant network
# already configured, unbind tenant ports if present
if task.driver.storage.should_write_image(task):
task.driver.network.unconfigure_tenant_networks(task)
task.driver.network.add_provisioning_network(task)
task.driver.storage.attach_volumes(task)
deploy_opts = deploy_utils.build_agent_options(node)
task.driver.boot.prepare_ramdisk(task, deploy_opts)
def prepare(self, task):
"""Prepare the deployment environment for this node.
:param task: a TaskManager instance.
:raises: NetworkError: if the previous cleaning ports cannot be removed
or if new cleaning ports cannot be created.
:raises: InvalidParameterValue when the wrong power state is specified
or the wrong driver info is specified for power management.
:raises: StorageError If the storage driver is unable to attach the
configured volumes.
:raises: other exceptions by the node's power driver if something
wrong occurred during the power action.
:raises: exception.ImageRefValidationFailed if image_source is not
Glance href and is not HTTP(S) URL.
:raises: exception.InvalidParameterValue if network validation fails.
:raises: any boot interface's prepare_ramdisk exceptions.
"""
node = task.node
deploy_utils.populate_storage_driver_internal_info(task)
if node.provision_state == states.DEPLOYING:
# Validate network interface to ensure that it supports boot
# options configured on the node.
try:
task.driver.network.validate(task)
except exception.InvalidParameterValue:
# For 'neutron' network interface validation will fail
# if node is using 'netboot' boot option while provisioning
# a whole disk image. Updating 'boot_option' in node's
# 'instance_info' to 'local for backward compatibility.
# TODO(stendulker): Fail here once the default boot
# option is local.
with excutils.save_and_reraise_exception(reraise=False) as ctx:
instance_info = node.instance_info
capabilities = instance_info.get('capabilities', {})
if 'boot_option' not in capabilities:
capabilities['boot_option'] = 'local'
instance_info['capabilities'] = capabilities
node.instance_info = instance_info
node.save()
# Re-validate the network interface
task.driver.network.validate(task)
else:
ctx.reraise = True
# Adding the node to provisioning network so that the dhcp
# options get added for the provisioning port.
manager_utils.node_power_action(task, states.POWER_OFF)
if task.driver.storage.should_write_image(task):
# NOTE(vdrok): in case of rebuild, we have tenant network
# already configured, unbind tenant ports if present
task.driver.network.unconfigure_tenant_networks(task)
task.driver.network.add_provisioning_network(task)
# Signal to storage driver to attach volumes
task.driver.storage.attach_volumes(task)
if not task.driver.storage.should_write_image(task):
# We have nothing else to do as this is handled in the
# backend storage system, and we can return to the caller
# as we do not need to boot the agent to deploy.
return
if node.provision_state in (states.ACTIVE, states.UNRESCUING):
# Call is due to conductor takeover
task.driver.boot.prepare_instance(task)
elif node.provision_state != states.ADOPTING:
if node.provision_state not in (states.RESCUING, states.RESCUEWAIT,
states.RESCUE, states.RESCUEFAIL):
node.instance_info = (
deploy_utils.build_instance_info_for_deploy(task))
node.save()
if CONF.agent.manage_agent_boot:
deploy_opts = deploy_utils.build_agent_options(node)
task.driver.boot.prepare_ramdisk(task, deploy_opts)
def prepare(self, task):
"""Prepare the deployment environment for this node.
:param task: a TaskManager instance.
:raises: NetworkError: if the previous cleaning ports cannot be removed
or if new cleaning ports cannot be created.
:raises: InvalidParameterValue when the wrong power state is specified
or the wrong driver info is specified for power management.
:raises: StorageError If the storage driver is unable to attach the
configured volumes.
:raises: other exceptions by the node's power driver if something
wrong occurred during the power action.
:raises: exception.ImageRefValidationFailed if image_source is not
Glance href and is not HTTP(S) URL.
:raises: exception.InvalidParameterValue if network validation fails.
:raises: any boot interface's prepare_ramdisk exceptions.
"""
def _update_instance_info():
node.instance_info = (
deploy_utils.build_instance_info_for_deploy(task))
node.save()
node = task.node
deploy_utils.populate_storage_driver_internal_info(task)
if node.provision_state == states.DEPLOYING:
# Validate network interface to ensure that it supports boot
# options configured on the node.
try:
task.driver.network.validate(task)
except exception.InvalidParameterValue:
# For 'neutron' network interface validation will fail
# if node is using 'netboot' boot option while provisioning
# a whole disk image. Updating 'boot_option' in node's
# 'instance_info' to 'local for backward compatibility.
# TODO(stendulker): Fail here once the default boot
# option is local.
# NOTE(TheJulia): Fixing the default boot mode only
# masks the failure as the lack of a user definition
# can be perceived as both an invalid configuration and
# reliance upon the default configuration. The reality
# being that in most scenarios, users do not want network
# booting, so the changed default should be valid.
with excutils.save_and_reraise_exception(reraise=False) as ctx:
instance_info = node.instance_info
capabilities = utils.parse_instance_info_capabilities(node)
if 'boot_option' not in capabilities:
capabilities['boot_option'] = 'local'
instance_info['capabilities'] = capabilities
node.instance_info = instance_info
node.save()
# Re-validate the network interface
task.driver.network.validate(task)
else:
ctx.reraise = True
# Determine if this is a fast track sequence
fast_track_deploy = manager_utils.is_fast_track(task)
if fast_track_deploy:
# The agent has already recently checked in and we are
# configured to take that as an indicator that we can
# skip ahead.
LOG.debug(
'The agent for node %(node)s has recently checked '
'in, and the node power will remain unmodified.',
{'node': task.node.uuid})
else:
# Powering off node to setup networking for port and
# ensure that the state is reset if it is inadvertently
# on for any unknown reason.
manager_utils.node_power_action(task, states.POWER_OFF)
if task.driver.storage.should_write_image(task):
# NOTE(vdrok): in case of rebuild, we have tenant network
# already configured, unbind tenant ports if present
if not fast_track_deploy:
power_state_to_restore = (
manager_utils.power_on_node_if_needed(task))
task.driver.network.unconfigure_tenant_networks(task)
task.driver.network.add_provisioning_network(task)
if not fast_track_deploy:
manager_utils.restore_power_state_if_needed(
task, power_state_to_restore)
else:
# Fast track sequence in progress
_update_instance_info()
# Signal to storage driver to attach volumes
task.driver.storage.attach_volumes(task)
if (not task.driver.storage.should_write_image(task)
or fast_track_deploy):
# We have nothing else to do as this is handled in the
# backend storage system, and we can return to the caller
# as we do not need to boot the agent to deploy.
# Alternatively, we could be in a fast track deployment
# and again, we should have nothing to do here.
return
if node.provision_state in (states.ACTIVE, states.UNRESCUING):
# Call is due to conductor takeover
task.driver.boot.prepare_instance(task)
elif node.provision_state != states.ADOPTING:
if node.provision_state not in (states.RESCUING, states.RESCUEWAIT,
states.RESCUE, states.RESCUEFAIL):
_update_instance_info()
if CONF.agent.manage_agent_boot:
deploy_opts = deploy_utils.build_agent_options(node)
task.driver.boot.prepare_ramdisk(task, deploy_opts)
