def test_get_boot_mode_default(self, mock_for_deploy, mock_log):
boot_mode_utils.warn_about_default_boot_mode = False
mock_for_deploy.return_value = None
boot_mode = boot_mode_utils.get_boot_mode(self.node)
self.assertEqual(boot_modes.LEGACY_BIOS, boot_mode)
boot_mode = boot_mode_utils.get_boot_mode(self.node)
self.assertEqual(boot_modes.LEGACY_BIOS, boot_mode)
self.assertEqual(1, mock_log.warning.call_count)
def test_get_boot_mode_default(self, mock_for_deploy, mock_log):
boot_mode_utils.warn_about_default_boot_mode = False
mock_for_deploy.return_value = None
boot_mode = boot_mode_utils.get_boot_mode(self.node)
self.assertEqual(boot_modes.LEGACY_BIOS, boot_mode)
boot_mode = boot_mode_utils.get_boot_mode(self.node)
self.assertEqual(boot_modes.LEGACY_BIOS, boot_mode)
self.assertEqual(1, mock_log.warning.call_count)
def build_service_pxe_config(task, instance_image_info,
root_uuid_or_disk_id,
ramdisk_boot=False,
ipxe_enabled=False):
node = task.node
pxe_config_path = get_pxe_config_file_path(node.uuid)
# NOTE(pas-ha) if it is takeover of ACTIVE node or node performing
# unrescue operation, first ensure that basic PXE configs and links
# are in place before switching pxe config
# NOTE(TheJulia): Also consider deploying a valid state to go ahead
# and check things before continuing, as otherwise deployments can
# fail if the agent was booted outside the direct actions of the
# boot interface.
if (node.provision_state in [states.ACTIVE, states.UNRESCUING,
states.DEPLOYING]
and not os.path.isfile(pxe_config_path)):
pxe_options = build_pxe_config_options(task, instance_image_info,
service=True,
ipxe_enabled=ipxe_enabled)
pxe_config_template = deploy_utils.get_pxe_config_template(node)
create_pxe_config(task, pxe_options, pxe_config_template,
ipxe_enabled=ipxe_enabled)
iwdi = node.driver_internal_info.get('is_whole_disk_image')
deploy_utils.switch_pxe_config(
pxe_config_path, root_uuid_or_disk_id,
boot_mode_utils.get_boot_mode(node),
iwdi, deploy_utils.is_trusted_boot_requested(node),
deploy_utils.is_iscsi_boot(task), ramdisk_boot,
ipxe_enabled=ipxe_enabled)
def try_set_boot_device(task, device, persistent=True):
"""Tries to set the boot device on the node.
This method tries to set the boot device on the node to the given
boot device. Under uefi boot mode, setting of boot device may differ
between different machines. IPMI does not work for setting boot
devices in uefi mode for certain machines. This method ignores the
expected IPMI failure for uefi boot mode and just logs a message.
In error cases, it is expected the operator has to manually set the
node to boot from the correct device.
:param task: a TaskManager object containing the node
:param device: the boot device
:param persistent: Whether to set the boot device persistently
:raises: Any exception from set_boot_device except IPMIFailure
(setting of boot device using ipmi is expected to fail).
"""
try:
manager_utils.node_set_boot_device(task, device, persistent=persistent)
except exception.IPMIFailure:
with excutils.save_and_reraise_exception() as ctxt:
if boot_mode_utils.get_boot_mode(task.node) == 'uefi':
ctxt.reraise = False
LOG.warning(
"ipmitool is unable to set boot device while "
"the node %s is in UEFI boot mode. Please set "
"the boot device manually.", task.node.uuid)
def build_service_pxe_config(task, instance_image_info,
root_uuid_or_disk_id,
ramdisk_boot=False,
ipxe_enabled=False):
node = task.node
pxe_config_path = get_pxe_config_file_path(node.uuid,
ipxe_enabled=ipxe_enabled)
# NOTE(pas-ha) if it is takeover of ACTIVE node or node performing
# unrescue operation, first ensure that basic PXE configs and links
# are in place before switching pxe config
# NOTE(TheJulia): Also consider deploying a valid state to go ahead
# and check things before continuing, as otherwise deployments can
# fail if the agent was booted outside the direct actions of the
# boot interface.
if (node.provision_state in [states.ACTIVE, states.UNRESCUING,
states.DEPLOYING]
and not os.path.isfile(pxe_config_path)):
pxe_options = build_pxe_config_options(task, instance_image_info,
service=True,
ipxe_enabled=ipxe_enabled)
pxe_config_template = deploy_utils.get_pxe_config_template(node)
create_pxe_config(task, pxe_options, pxe_config_template,
ipxe_enabled=ipxe_enabled)
iwdi = node.driver_internal_info.get('is_whole_disk_image')
deploy_utils.switch_pxe_config(
pxe_config_path, root_uuid_or_disk_id,
boot_mode_utils.get_boot_mode(node),
iwdi, deploy_utils.is_trusted_boot_requested(node),
deploy_utils.is_iscsi_boot(task), ramdisk_boot,
ipxe_enabled=ipxe_enabled)
def build_service_pxe_config(task,
instance_image_info,
root_uuid_or_disk_id,
ramdisk_boot=False,
ipxe_enabled=False):
node = task.node
pxe_config_path = get_pxe_config_file_path(node.uuid)
# NOTE(pas-ha) if it is takeover of ACTIVE node or node performing
# unrescue operation, first ensure that basic PXE configs and links
# are in place before switching pxe config
if (node.provision_state in [states.ACTIVE, states.UNRESCUING]
and not os.path.isfile(pxe_config_path)):
pxe_options = build_pxe_config_options(task,
instance_image_info,
service=True,
ipxe_enabled=ipxe_enabled)
pxe_config_template = deploy_utils.get_pxe_config_template(node)
create_pxe_config(task,
pxe_options,
pxe_config_template,
ipxe_enabled=ipxe_enabled)
iwdi = node.driver_internal_info.get('is_whole_disk_image')
deploy_utils.switch_pxe_config(
pxe_config_path,
root_uuid_or_disk_id,
boot_mode_utils.get_boot_mode(node),
iwdi,
deploy_utils.is_trusted_boot_requested(node),
deploy_utils.is_iscsi_boot(task),
ramdisk_boot,
ipxe_enabled=ipxe_enabled)
def test_get_boot_mode_default_set(self, mock_for_deploy, mock_log):
self.config(default_boot_mode='uefi', group='deploy')
boot_mode_utils.warn_about_default_boot_mode = False
mock_for_deploy.return_value = None
boot_mode = boot_mode_utils.get_boot_mode(self.node)
self.assertEqual(boot_modes.UEFI, boot_mode)
self.assertEqual(0, mock_log.warning.call_count)
def continue_deploy(self, task):
task.process_event('resume')
node = task.node
image_source = node.instance_info.get('image_source')
LOG.debug('Continuing deploy for node %(node)s with image %(img)s', {
'node': node.uuid,
'img': image_source
})
image_info = {
'id': image_source.split('/')[-1],
'urls': [node.instance_info['image_url']],
'checksum': node.instance_info['image_checksum'],
# NOTE(comstud): Older versions of ironic do not set
# 'disk_format' nor 'container_format', so we use .get()
# to maintain backwards compatibility in case code was
# upgraded in the middle of a build request.
'disk_format': node.instance_info.get('image_disk_format'),
'container_format':
node.instance_info.get('image_container_format'),
'stream_raw_images': CONF.agent.stream_raw_images,
}
if (node.instance_info.get('image_os_hash_algo')
and node.instance_info.get('image_os_hash_value')):
image_info['os_hash_algo'] = node.instance_info[
'image_os_hash_algo']
image_info['os_hash_value'] = node.instance_info[
'image_os_hash_value']
proxies = {}
for scheme in ('http', 'https'):
proxy_param = 'image_%s_proxy' % scheme
proxy = node.driver_info.get(proxy_param)
if proxy:
proxies[scheme] = proxy
if proxies:
image_info['proxies'] = proxies
no_proxy = node.driver_info.get('image_no_proxy')
if no_proxy is not None:
image_info['no_proxy'] = no_proxy
image_info['node_uuid'] = node.uuid
iwdi = node.driver_internal_info.get('is_whole_disk_image')
if not iwdi:
for label in PARTITION_IMAGE_LABELS:
image_info[label] = node.instance_info.get(label)
boot_option = deploy_utils.get_boot_option(node)
image_info['deploy_boot_mode'] = (
boot_mode_utils.get_boot_mode(node))
image_info['boot_option'] = boot_option
disk_label = deploy_utils.get_disk_label(node)
if disk_label is not None:
image_info['disk_label'] = disk_label
# Tell the client to download and write the image with the given args
self._client.prepare_image(node, image_info)
task.process_event('wait')
def _prepare_boot_iso(task, root_uuid):
"""Prepare a boot ISO to boot the node.
:param task: a TaskManager instance containing the node to act on.
:param root_uuid: the uuid of the root partition.
:raises: MissingParameterValue, if any of the required parameters are
missing.
:raises: InvalidParameterValue, if any of the parameters have invalid
value.
:raises: ImageCreationFailed, if creating boot ISO
for BIOS boot_mode failed.
"""
deploy_info = _parse_deploy_info(task.node)
driver_internal_info = task.node.driver_internal_info
# fetch boot iso
if deploy_info.get('irmc_boot_iso'):
boot_iso_href = deploy_info['irmc_boot_iso']
if _is_image_href_ordinary_file_name(boot_iso_href):
driver_internal_info['irmc_boot_iso'] = boot_iso_href
else:
boot_iso_filename = _get_iso_name(task.node, label='boot')
boot_iso_fullpathname = os.path.join(
CONF.irmc.remote_image_share_root, boot_iso_filename)
images.fetch(task.context, boot_iso_href, boot_iso_fullpathname)
driver_internal_info['irmc_boot_iso'] = boot_iso_filename
# create boot iso
else:
image_href = deploy_info['image_source']
image_props = ['kernel_id', 'ramdisk_id']
image_properties = images.get_image_properties(
task.context, image_href, image_props)
kernel_href = (task.node.instance_info.get('kernel')
or image_properties['kernel_id'])
ramdisk_href = (task.node.instance_info.get('ramdisk')
or image_properties['ramdisk_id'])
deploy_iso_href = deploy_info['irmc_deploy_iso']
boot_mode = boot_mode_utils.get_boot_mode(task.node)
kernel_params = CONF.pxe.pxe_append_params
boot_iso_filename = _get_iso_name(task.node, label='boot')
boot_iso_fullpathname = os.path.join(
CONF.irmc.remote_image_share_root, boot_iso_filename)
images.create_boot_iso(task.context, boot_iso_fullpathname,
kernel_href, ramdisk_href,
deploy_iso_href=deploy_iso_href,
root_uuid=root_uuid,
kernel_params=kernel_params,
boot_mode=boot_mode)
driver_internal_info['irmc_boot_iso'] = boot_iso_filename
# save driver_internal_info['irmc_boot_iso']
task.node.driver_internal_info = driver_internal_info
task.node.save()
def _prepare_boot_iso(task, root_uuid):
"""Prepare a boot ISO to boot the node.
:param task: a TaskManager instance containing the node to act on.
:param root_uuid: the uuid of the root partition.
:raises: MissingParameterValue, if any of the required parameters are
missing.
:raises: InvalidParameterValue, if any of the parameters have invalid
value.
:raises: ImageCreationFailed, if creating boot ISO
for BIOS boot_mode failed.
"""
deploy_info = _parse_deploy_info(task.node)
driver_internal_info = task.node.driver_internal_info
# fetch boot iso
if deploy_info.get('irmc_boot_iso'):
boot_iso_href = deploy_info['irmc_boot_iso']
if _is_image_href_ordinary_file_name(boot_iso_href):
driver_internal_info['irmc_boot_iso'] = boot_iso_href
else:
boot_iso_filename = _get_iso_name(task.node, label='boot')
boot_iso_fullpathname = os.path.join(
CONF.irmc.remote_image_share_root, boot_iso_filename)
images.fetch(task.context, boot_iso_href, boot_iso_fullpathname)
driver_internal_info['irmc_boot_iso'] = boot_iso_filename
# create boot iso
else:
image_href = deploy_info['image_source']
image_props = ['kernel_id', 'ramdisk_id']
image_properties = images.get_image_properties(task.context,
image_href, image_props)
kernel_href = (task.node.instance_info.get('kernel')
or image_properties['kernel_id'])
ramdisk_href = (task.node.instance_info.get('ramdisk')
or image_properties['ramdisk_id'])
deploy_iso_href = deploy_info['irmc_deploy_iso']
boot_mode = boot_mode_utils.get_boot_mode(task.node)
kernel_params = CONF.pxe.pxe_append_params
boot_iso_filename = _get_iso_name(task.node, label='boot')
boot_iso_fullpathname = os.path.join(CONF.irmc.remote_image_share_root,
boot_iso_filename)
images.create_boot_iso(task.context, boot_iso_fullpathname,
kernel_href, ramdisk_href, deploy_iso_href,
root_uuid, kernel_params, boot_mode)
driver_internal_info['irmc_boot_iso'] = boot_iso_filename
# save driver_internal_info['irmc_boot_iso']
task.node.driver_internal_info = driver_internal_info
task.node.save()
def clean_up_pxe_config(task, ipxe_enabled=False):
"""Clean up the TFTP environment for the task's node.
:param task: A TaskManager instance.
"""
LOG.debug("Cleaning up PXE config for node %s", task.node.uuid)
is_uefi_boot_mode = (boot_mode_utils.get_boot_mode(task.node) == 'uefi')
if is_uefi_boot_mode and not ipxe_enabled:
api = dhcp_factory.DHCPFactory().provider
ip_addresses = api.get_ip_addresses(task)
if not ip_addresses:
return
for port_ip_address in ip_addresses:
try:
# Get xx.xx.xx.xx based grub config file
ip_address_path = _get_pxe_ip_address_path(port_ip_address,
False)
# NOTE(TheJulia): Remove elilo support after the deprecation
# period, in the Queens release.
# Get 0AOAOAOA based elilo config file
hex_ip_path = _get_pxe_ip_address_path(port_ip_address,
True)
except exception.InvalidIPv4Address:
continue
except exception.FailedToGetIPAddressOnPort:
continue
# Cleaning up config files created for grub2.
ironic_utils.unlink_without_raise(ip_address_path)
# Cleaning up config files created for elilo.
ironic_utils.unlink_without_raise(hex_ip_path)
for port in task.ports:
client_id = port.extra.get('client-id')
# syslinux, ipxe, etc.
ironic_utils.unlink_without_raise(
_get_pxe_mac_path(port.address, client_id=client_id,
ipxe_enabled=ipxe_enabled))
# Grub2 MAC address based confiuration
ironic_utils.unlink_without_raise(
_get_pxe_grub_mac_path(port.address))
if ipxe_enabled:
utils.rmtree_without_raise(os.path.join(get_ipxe_root_dir(),
task.node.uuid))
else:
utils.rmtree_without_raise(os.path.join(get_root_dir(),
task.node.uuid))
def clean_up_pxe_config(task, ipxe_enabled=False):
"""Clean up the TFTP environment for the task's node.
:param task: A TaskManager instance.
"""
LOG.debug("Cleaning up PXE config for node %s", task.node.uuid)
is_uefi_boot_mode = (boot_mode_utils.get_boot_mode(task.node) == 'uefi')
if is_uefi_boot_mode and not ipxe_enabled:
api = dhcp_factory.DHCPFactory().provider
ip_addresses = api.get_ip_addresses(task)
if not ip_addresses:
return
for port_ip_address in ip_addresses:
try:
# Get xx.xx.xx.xx based grub config file
ip_address_path = _get_pxe_ip_address_path(port_ip_address,
False)
# NOTE(TheJulia): Remove elilo support after the deprecation
# period, in the Queens release.
# Get 0AOAOAOA based elilo config file
hex_ip_path = _get_pxe_ip_address_path(port_ip_address,
True)
except exception.InvalidIPv4Address:
continue
except exception.FailedToGetIPAddressOnPort:
continue
# Cleaning up config files created for grub2.
ironic_utils.unlink_without_raise(ip_address_path)
# Cleaning up config files created for elilo.
ironic_utils.unlink_without_raise(hex_ip_path)
for port in task.ports:
client_id = port.extra.get('client-id')
# syslinux, ipxe, etc.
ironic_utils.unlink_without_raise(
_get_pxe_mac_path(port.address, client_id=client_id,
ipxe_enabled=ipxe_enabled))
# Grub2 MAC address based confiuration
ironic_utils.unlink_without_raise(
_get_pxe_grub_mac_path(port.address))
if ipxe_enabled:
utils.rmtree_without_raise(os.path.join(get_ipxe_root_dir(),
task.node.uuid))
else:
utils.rmtree_without_raise(os.path.join(get_root_dir(),
task.node.uuid))
def prepare_instance_pxe_config(task,
image_info,
iscsi_boot=False,
ramdisk_boot=False,
ipxe_enabled=False):
"""Prepares the config file for PXE boot
:param task: a task from TaskManager.
:param image_info: a dict of values of instance image
metadata to set on the configuration file.
:param iscsi_boot: if boot is from an iSCSI volume or not.
:param ramdisk_boot: if the boot is to a ramdisk configuration.
:param ipxe_enabled: Default false boolean to indicate if ipxe
is in use by the caller.
:returns: None
"""
node = task.node
# Generate options for both IPv4 and IPv6, and they can be
# filtered down later based upon the port options.
# TODO(TheJulia): This should be re-tooled during the Victoria
# development cycle so that we call a single method and return
# combined options. The method we currently call is relied upon
# by two eternal projects, to changing the behavior is not ideal.
dhcp_opts = dhcp_options_for_instance(task, ipxe_enabled, ip_version=4)
dhcp_opts += dhcp_options_for_instance(task, ipxe_enabled, ip_version=6)
provider = dhcp_factory.DHCPFactory()
provider.update_dhcp(task, dhcp_opts)
pxe_config_path = get_pxe_config_file_path(node.uuid,
ipxe_enabled=ipxe_enabled)
if not os.path.isfile(pxe_config_path):
pxe_options = build_pxe_config_options(task,
image_info,
service=ramdisk_boot,
ipxe_enabled=ipxe_enabled)
if ipxe_enabled:
pxe_config_template = (deploy_utils.get_ipxe_config_template(node))
else:
pxe_config_template = (deploy_utils.get_pxe_config_template(node))
create_pxe_config(task,
pxe_options,
pxe_config_template,
ipxe_enabled=ipxe_enabled)
deploy_utils.switch_pxe_config(pxe_config_path,
None,
boot_mode_utils.get_boot_mode(node),
False,
iscsi_boot=iscsi_boot,
ramdisk_boot=ramdisk_boot,
ipxe_enabled=ipxe_enabled)
def get_pxe_boot_file(node):
"""Return the PXE boot file name requested for deploy.
This method returns PXE boot file name to be used for deploy.
Architecture specific boot file is searched first. BIOS/UEFI
boot file is used if no valid architecture specific file found.
:param node: A single Node.
:returns: The PXE boot file name.
"""
cpu_arch = node.properties.get('cpu_arch')
boot_file = CONF.pxe.pxe_bootfile_name_by_arch.get(cpu_arch)
if boot_file is None:
if boot_mode_utils.get_boot_mode(node) == 'uefi':
boot_file = CONF.pxe.uefi_pxe_bootfile_name
else:
boot_file = CONF.pxe.pxe_bootfile_name
return boot_file
def validate_boot_parameters_for_trusted_boot(node):
"""Check if boot parameters are valid for trusted boot."""
boot_mode = boot_mode_utils.get_boot_mode(node)
boot_option = deploy_utils.get_boot_option(node)
is_whole_disk_image = node.driver_internal_info.get('is_whole_disk_image')
# 'is_whole_disk_image' is not supported by trusted boot, because there is
# no Kernel/Ramdisk to measure at all.
if (boot_mode != 'bios'
or is_whole_disk_image
or boot_option != 'netboot'):
msg = (_("Trusted boot is only supported in BIOS boot mode with "
"netboot and without whole_disk_image, but Node "
"%(node_uuid)s was configured with boot_mode: %(boot_mode)s, "
"boot_option: %(boot_option)s, is_whole_disk_image: "
"%(is_whole_disk_image)s: at least one of them is wrong, and "
"this can be caused by enable secure boot.") %
{'node_uuid': node.uuid, 'boot_mode': boot_mode,
'boot_option': boot_option,
'is_whole_disk_image': is_whole_disk_image})
LOG.error(msg)
raise exception.InvalidParameterValue(msg)
def validate_boot_parameters_for_trusted_boot(node):
"""Check if boot parameters are valid for trusted boot."""
boot_mode = boot_mode_utils.get_boot_mode(node)
boot_option = deploy_utils.get_boot_option(node)
is_whole_disk_image = node.driver_internal_info.get('is_whole_disk_image')
# 'is_whole_disk_image' is not supported by trusted boot, because there is
# no Kernel/Ramdisk to measure at all.
if (boot_mode != 'bios'
or is_whole_disk_image
or boot_option != 'netboot'):
msg = (_("Trusted boot is only supported in BIOS boot mode with "
"netboot and without whole_disk_image, but Node "
"%(node_uuid)s was configured with boot_mode: %(boot_mode)s, "
"boot_option: %(boot_option)s, is_whole_disk_image: "
"%(is_whole_disk_image)s: at least one of them is wrong, and "
"this can be caused by enable secure boot.") %
{'node_uuid': node.uuid, 'boot_mode': boot_mode,
'boot_option': boot_option,
'is_whole_disk_image': is_whole_disk_image})
LOG.error(msg)
raise exception.InvalidParameterValue(msg)
def prepare_instance_pxe_config(task,
image_info,
iscsi_boot=False,
ramdisk_boot=False,
ipxe_enabled=False):
"""Prepares the config file for PXE boot
:param task: a task from TaskManager.
:param image_info: a dict of values of instance image
metadata to set on the configuration file.
:param iscsi_boot: if boot is from an iSCSI volume or not.
:param ramdisk_boot: if the boot is to a ramdisk configuration.
:param ipxe_enabled: Default false boolean to indicate if ipxe
is in use by the caller.
:returns: None
"""
node = task.node
dhcp_opts = dhcp_options_for_instance(task, ipxe_enabled)
provider = dhcp_factory.DHCPFactory()
provider.update_dhcp(task, dhcp_opts)
pxe_config_path = get_pxe_config_file_path(node.uuid,
ipxe_enabled=ipxe_enabled)
if not os.path.isfile(pxe_config_path):
pxe_options = build_pxe_config_options(task,
image_info,
service=ramdisk_boot,
ipxe_enabled=ipxe_enabled)
pxe_config_template = (deploy_utils.get_pxe_config_template(node))
create_pxe_config(task,
pxe_options,
pxe_config_template,
ipxe_enabled=ipxe_enabled)
deploy_utils.switch_pxe_config(pxe_config_path,
None,
boot_mode_utils.get_boot_mode(node),
False,
iscsi_boot=iscsi_boot,
ramdisk_boot=ramdisk_boot,
ipxe_enabled=ipxe_enabled)
def get_pxe_config_template(node):
"""Return the PXE config template file name requested for deploy.
This method returns PXE config template file to be used for deploy.
First specific pxe template is searched in the node. After that
architecture specific template file is searched. BIOS/UEFI template file
is used if no valid architecture specific file found.
:param node: A single Node.
:returns: The PXE config template file name.
"""
config_template = node.driver_info.get("pxe_template", None)
if config_template is None:
cpu_arch = node.properties.get('cpu_arch')
config_template = CONF.pxe.pxe_config_template_by_arch.get(cpu_arch)
if config_template is None:
if boot_mode_utils.get_boot_mode(node) == 'uefi':
config_template = CONF.pxe.uefi_pxe_config_template
else:
config_template = CONF.pxe.pxe_config_template
return config_template
def prepare_instance(self, task):
"""Prepares the boot of instance.
This method prepares the boot of the instance after reading
relevant information from the node's instance_info. In case of netboot,
it updates the dhcp entries and switches the PXE config. In case of
localboot, it cleans up the PXE config.
In case of 'boot from volume', it updates the iSCSI info onto iLO and
sets the node to boot from 'UefiTarget' boot device.
:param task: a task from TaskManager.
:returns: None
:raises: IloOperationError, if some operation on iLO failed.
"""
# Set boot mode
ilo_common.update_boot_mode(task)
# Need to enable secure boot, if being requested
ilo_common.update_secure_boot_mode(task, True)
boot_mode = boot_mode_utils.get_boot_mode(task.node)
if deploy_utils.is_iscsi_boot(task) and boot_mode == 'uefi':
# Need to set 'ilo_uefi_iscsi_boot' param for clean up
driver_internal_info = task.node.driver_internal_info
driver_internal_info['ilo_uefi_iscsi_boot'] = True
task.node.driver_internal_info = driver_internal_info
task.node.save()
# It will set iSCSI info onto iLO
task.driver.management.set_iscsi_boot_target(task)
manager_utils.node_set_boot_device(task,
boot_devices.ISCSIBOOT,
persistent=True)
else:
# Volume boot in BIOS boot mode is handled using
# PXE boot interface
super(IloiPXEBoot, self).prepare_instance(task)
def prepare_instance_pxe_config(task, image_info,
iscsi_boot=False,
ramdisk_boot=False,
ipxe_enabled=False):
"""Prepares the config file for PXE boot
:param task: a task from TaskManager.
:param image_info: a dict of values of instance image
metadata to set on the configuration file.
:param iscsi_boot: if boot is from an iSCSI volume or not.
:param ramdisk_boot: if the boot is to a ramdisk configuration.
:param ipxe_enabled: Default false boolean to indicate if ipxe
is in use by the caller.
:returns: None
"""
node = task.node
dhcp_opts = dhcp_options_for_instance(task, ipxe_enabled)
provider = dhcp_factory.DHCPFactory()
provider.update_dhcp(task, dhcp_opts)
pxe_config_path = get_pxe_config_file_path(
node.uuid)
if not os.path.isfile(pxe_config_path):
pxe_options = build_pxe_config_options(
task, image_info, service=ramdisk_boot,
ipxe_enabled=ipxe_enabled)
pxe_config_template = (
deploy_utils.get_pxe_config_template(node))
create_pxe_config(
task, pxe_options, pxe_config_template,
ipxe_enabled=ipxe_enabled)
deploy_utils.switch_pxe_config(
pxe_config_path, None,
boot_mode_utils.get_boot_mode(node), False,
iscsi_boot=iscsi_boot, ramdisk_boot=ramdisk_boot,
ipxe_enabled=ipxe_enabled)
def prepare_instance(self, task):
"""Prepares the boot of instance.
This method prepares the boot of the instance after reading
relevant information from the node's instance_info. In case of netboot,
it updates the dhcp entries and switches the PXE config. In case of
localboot, it cleans up the PXE config.
In case of 'boot from volume', it updates the iSCSI info onto iLO and
sets the node to boot from 'UefiTarget' boot device.
:param task: a task from TaskManager.
:returns: None
:raises: IloOperationError, if some operation on iLO failed.
"""
# Set boot mode
ilo_common.update_boot_mode(task)
# Need to enable secure boot, if being requested
ilo_common.update_secure_boot_mode(task, True)
boot_mode = boot_mode_utils.get_boot_mode(task.node)
if deploy_utils.is_iscsi_boot(task) and boot_mode == 'uefi':
# Need to set 'ilo_uefi_iscsi_boot' param for clean up
driver_internal_info = task.node.driver_internal_info
driver_internal_info['ilo_uefi_iscsi_boot'] = True
task.node.driver_internal_info = driver_internal_info
task.node.save()
# It will set iSCSI info onto iLO
task.driver.management.set_iscsi_boot_target(task)
manager_utils.node_set_boot_device(task, boot_devices.ISCSIBOOT,
persistent=True)
else:
# Volume boot in BIOS boot mode is handled using
# PXE boot interface
super(IloPXEBoot, self).prepare_instance(task)
def _get_boot_iso(task, root_uuid):
"""This method returns a boot ISO to boot the node.
It chooses one of the three options in the order as below:
1. Does nothing if 'ilo_boot_iso' is present in node's instance_info and
'boot_iso_created_in_web_server' is not set in 'driver_internal_info'.
2. Image deployed has a meta-property 'boot_iso' in Glance. This should
refer to the UUID of the boot_iso which exists in Glance.
3. Generates a boot ISO on the fly using kernel and ramdisk mentioned in
the image deployed. It uploads the generated boot ISO to Swift.
:param task: a TaskManager instance containing the node to act on.
:param root_uuid: the uuid of the root partition.
:returns: boot ISO URL. Should be either of below:
* A Swift object - It should be of format 'swift:<object-name>'. It is
assumed that the image object is present in
CONF.ilo.swift_ilo_container;
* A Glance image - It should be format 'glance://<glance-image-uuid>'
or just <glance-image-uuid>;
* An HTTP URL.
On error finding the boot iso, it returns None.
:raises: MissingParameterValue, if any of the required parameters are
missing in the node's driver_info or instance_info.
:raises: InvalidParameterValue, if any of the parameters have invalid
value in the node's driver_info or instance_info.
:raises: SwiftOperationError, if operation with Swift fails.
:raises: ImageCreationFailed, if creation of boot ISO failed.
:raises: exception.ImageRefValidationFailed if ilo_boot_iso is not
HTTP(S) URL.
"""
LOG.debug("Trying to get a boot ISO to boot the baremetal node")
# Option 1 - Check if user has provided ilo_boot_iso in node's
# instance_info
driver_internal_info = task.node.driver_internal_info
boot_iso_created_in_web_server = (
driver_internal_info.get('boot_iso_created_in_web_server'))
if (task.node.instance_info.get('ilo_boot_iso')
and not boot_iso_created_in_web_server):
LOG.debug("Using ilo_boot_iso provided in node's instance_info")
boot_iso = task.node.instance_info['ilo_boot_iso']
if not service_utils.is_glance_image(boot_iso):
try:
image_service.HttpImageService().validate_href(boot_iso)
except exception.ImageRefValidationFailed:
with excutils.save_and_reraise_exception():
LOG.error("Virtual media deploy accepts only Glance "
"images or HTTP(S) URLs as "
"instance_info['ilo_boot_iso']. Either %s "
"is not a valid HTTP(S) URL or is "
"not reachable.", boot_iso)
return task.node.instance_info['ilo_boot_iso']
# Option 2 - Check if user has provided a boot_iso in Glance. If boot_iso
# is a supported non-glance href execution will proceed to option 3.
deploy_info = _parse_deploy_info(task.node)
image_href = deploy_info['image_source']
image_properties = (
images.get_image_properties(
task.context, image_href, ['boot_iso', 'kernel_id', 'ramdisk_id']))
boot_iso_uuid = image_properties.get('boot_iso')
kernel_href = (task.node.instance_info.get('kernel')
or image_properties.get('kernel_id'))
ramdisk_href = (task.node.instance_info.get('ramdisk')
or image_properties.get('ramdisk_id'))
if boot_iso_uuid:
LOG.debug("Found boot_iso %s in Glance", boot_iso_uuid)
return boot_iso_uuid
if not kernel_href or not ramdisk_href:
LOG.error("Unable to find kernel or ramdisk for "
"image %(image)s to generate boot ISO for %(node)s",
{'image': image_href, 'node': task.node.uuid})
return
# NOTE(rameshg87): Functionality to share the boot ISOs created for
# similar instances (instances with same deployed image) is
# not implemented as of now. Creation/Deletion of such a shared boot ISO
# will require synchronisation across conductor nodes for the shared boot
# ISO. Such a synchronisation mechanism doesn't exist in ironic as of now.
# Option 3 - Create boot_iso from kernel/ramdisk, upload to Swift
# or web server and provide its name.
deploy_iso_uuid = deploy_info['ilo_deploy_iso']
boot_mode = boot_mode_utils.get_boot_mode(task.node)
boot_iso_object_name = _get_boot_iso_object_name(task.node)
kernel_params = ""
if deploy_utils.get_boot_option(task.node) == "ramdisk":
i_info = task.node.instance_info
kernel_params = "root=/dev/ram0 text "
kernel_params += i_info.get("ramdisk_kernel_arguments", "")
else:
kernel_params = CONF.pxe.pxe_append_params
with tempfile.NamedTemporaryFile(dir=CONF.tempdir) as fileobj:
boot_iso_tmp_file = fileobj.name
images.create_boot_iso(task.context, boot_iso_tmp_file,
kernel_href, ramdisk_href,
deploy_iso_href=deploy_iso_uuid,
root_uuid=root_uuid,
kernel_params=kernel_params,
boot_mode=boot_mode)
if CONF.ilo.use_web_server_for_images:
boot_iso_url = (
ilo_common.copy_image_to_web_server(boot_iso_tmp_file,
boot_iso_object_name))
driver_internal_info = task.node.driver_internal_info
driver_internal_info['boot_iso_created_in_web_server'] = True
task.node.driver_internal_info = driver_internal_info
task.node.save()
LOG.debug("Created boot_iso %(boot_iso)s for node %(node)s",
{'boot_iso': boot_iso_url, 'node': task.node.uuid})
return boot_iso_url
else:
container = CONF.ilo.swift_ilo_container
swift_api = swift.SwiftAPI()
swift_api.create_object(container, boot_iso_object_name,
boot_iso_tmp_file)
LOG.debug("Created boot_iso %s in Swift", boot_iso_object_name)
return 'swift:%s' % boot_iso_object_name
def prepare_instance(self, task):
"""Prepares the boot of instance.
This method prepares the boot of the instance after reading
relevant information from the node's instance_info.
It does the following depending on boot_option for deploy:
- If the boot mode is 'uefi' and its booting from volume, then it
sets the iSCSI target info and node to boot from 'UefiTarget'
boot device.
- If not 'boot from volume' and the boot_option requested for
this deploy is 'local' or image is a whole disk image, then
it sets the node to boot from disk.
- Otherwise it finds/creates the boot ISO to boot the instance
image, attaches the boot ISO to the bare metal and then sets
the node to boot from CDROM.
:param task: a task from TaskManager.
:returns: None
:raises: IloOperationError, if some operation on iLO failed.
:raises: InstanceDeployFailure, if its try to boot iSCSI volume in
'BIOS' boot mode.
"""
ilo_common.cleanup_vmedia_boot(task)
boot_mode = boot_mode_utils.get_boot_mode(task.node)
boot_option = deploy_utils.get_boot_option(task.node)
if deploy_utils.is_iscsi_boot(task):
# It will set iSCSI info onto iLO
if boot_mode == 'uefi':
# Need to set 'ilo_uefi_iscsi_boot' param for clean up
driver_internal_info = task.node.driver_internal_info
driver_internal_info['ilo_uefi_iscsi_boot'] = True
task.node.driver_internal_info = driver_internal_info
task.node.save()
task.driver.management.set_iscsi_boot_target(task)
manager_utils.node_set_boot_device(
task, boot_devices.ISCSIBOOT, persistent=True)
else:
msg = 'Virtual media can not boot volume in BIOS boot mode.'
raise exception.InstanceDeployFailure(msg)
elif boot_option == "ramdisk":
boot_iso = _get_boot_iso(task, None)
ilo_common.setup_vmedia_for_boot(task, boot_iso)
manager_utils.node_set_boot_device(task,
boot_devices.CDROM,
persistent=True)
else:
# Boot from disk every time if the image deployed is
# a whole disk image.
node = task.node
iwdi = node.driver_internal_info.get('is_whole_disk_image')
if deploy_utils.get_boot_option(node) == "local" or iwdi:
manager_utils.node_set_boot_device(task, boot_devices.DISK,
persistent=True)
else:
drv_int_info = node.driver_internal_info
root_uuid_or_disk_id = drv_int_info.get('root_uuid_or_disk_id')
if root_uuid_or_disk_id:
self._configure_vmedia_boot(task, root_uuid_or_disk_id)
else:
LOG.warning("The UUID for the root partition could not "
"be found for node %s", node.uuid)
# Set boot mode
ilo_common.update_boot_mode(task)
# Need to enable secure boot, if being requested
ilo_common.update_secure_boot_mode(task, True)
def test_get_boot_mode_uefi(self, mock_for_deploy):
mock_for_deploy.return_value = boot_modes.UEFI
boot_mode = boot_mode_utils.get_boot_mode(self.node)
self.assertEqual(boot_modes.UEFI, boot_mode)
def test_get_boot_mode_uefi(self, mock_for_deploy):
mock_for_deploy.return_value = boot_modes.UEFI
boot_mode = boot_mode_utils.get_boot_mode(self.node)
self.assertEqual(boot_modes.UEFI, boot_mode)
def prepare_instance_boot(self, task):
if not task.driver.storage.should_write_image(task):
task.driver.boot.prepare_instance(task)
# Move straight to the final steps
return
node = task.node
iwdi = task.node.driver_internal_info.get('is_whole_disk_image')
cpu_arch = task.node.properties.get('cpu_arch')
# If `boot_option` is set to `netboot`, PXEBoot.prepare_instance()
# would need root_uuid of the whole disk image to add it into the
# pxe config to perform chain boot.
# IPA would have returned us the 'root_uuid_or_disk_id' if image
# being provisioned is a whole disk image. IPA would also provide us
# 'efi_system_partition_uuid' if the image being provisioned is a
# partition image.
# In case of local boot using partition image, we need both
# 'root_uuid_or_disk_id' and 'efi_system_partition_uuid' to configure
# bootloader for local boot.
# NOTE(mjturek): In the case of local boot using a partition image on
# ppc64* hardware we need to provide the 'PReP_Boot_partition_uuid' to
# direct where the bootloader should be installed.
driver_internal_info = task.node.driver_internal_info
try:
partition_uuids = self._client.get_partition_uuids(node).get(
'command_result') or {}
root_uuid = partition_uuids.get('root uuid')
except exception.AgentAPIError:
# TODO(dtantsur): remove in W
LOG.warning('Old ironic-python-agent detected, please update '
'to Victoria or newer')
partition_uuids = None
root_uuid = self._get_uuid_from_result(task, 'root_uuid')
if root_uuid:
driver_internal_info['root_uuid_or_disk_id'] = root_uuid
task.node.driver_internal_info = driver_internal_info
task.node.save()
elif not iwdi:
LOG.error(
'No root UUID returned from the ramdisk for node '
'%(node)s, the deploy will likely fail. Partition '
'UUIDs are %(uuids)s', {
'node': node.uuid,
'uuid': partition_uuids
})
efi_sys_uuid = None
if not iwdi:
if boot_mode_utils.get_boot_mode(node) == 'uefi':
# TODO(dtantsur): remove in W
if partition_uuids is None:
efi_sys_uuid = (self._get_uuid_from_result(
task, 'efi_system_partition_uuid'))
else:
efi_sys_uuid = partition_uuids.get(
'efi system partition uuid')
prep_boot_part_uuid = None
if cpu_arch is not None and cpu_arch.startswith('ppc64'):
# TODO(dtantsur): remove in W
if partition_uuids is None:
prep_boot_part_uuid = (self._get_uuid_from_result(
task, 'PReP_Boot_partition_uuid'))
else:
prep_boot_part_uuid = partition_uuids.get(
'PReP Boot partition uuid')
LOG.info('Image successfully written to node %s', node.uuid)
if CONF.agent.manage_agent_boot:
# It is necessary to invoke prepare_instance() of the node's
# boot interface, so that the any necessary configurations like
# setting of the boot mode (e.g. UEFI secure boot) which cannot
# be done on node during deploy stage can be performed.
LOG.debug(
'Executing driver specific tasks before booting up the '
'instance for node %s', node.uuid)
self.prepare_instance_to_boot(task, root_uuid, efi_sys_uuid,
prep_boot_part_uuid)
else:
manager_utils.node_set_boot_device(task, 'disk', persistent=True)
# Remove symbolic link when deploy is done.
if CONF.agent.image_download_source == 'http':
deploy_utils.remove_http_instance_symlink(task.node.uuid)
def test_get_boot_mode_bios(self, mock_for_deploy):
mock_for_deploy.return_value = boot_modes.LEGACY_BIOS
boot_mode = boot_mode_utils.get_boot_mode(self.node)
self.assertEqual(boot_modes.LEGACY_BIOS, boot_mode)
def create_pxe_config(task, pxe_options, template=None, ipxe_enabled=False):
"""Generate PXE configuration file and MAC address links for it.
This method will generate the PXE configuration file for the task's
node under a directory named with the UUID of that node. For each
MAC address or DHCP IP address (port) of that node, a symlink for
the configuration file will be created under the PXE configuration
directory, so regardless of which port boots first they'll get the
same PXE configuration.
If grub2 bootloader is in use, then its configuration will be created
based on DHCP IP address in the form nn.nn.nn.nn.
:param task: A TaskManager instance.
:param pxe_options: A dictionary with the PXE configuration
parameters.
:param template: The PXE configuration template. If no template is
given the node specific template will be used.
"""
LOG.debug("Building PXE config for node %s", task.node.uuid)
if template is None:
template = deploy_utils.get_pxe_config_template(task.node)
_ensure_config_dirs_exist(task, ipxe_enabled)
pxe_config_file_path = get_pxe_config_file_path(task.node.uuid,
ipxe_enabled=ipxe_enabled)
is_uefi_boot_mode = (boot_mode_utils.get_boot_mode(task.node) == 'uefi')
uefi_with_grub = is_uefi_boot_mode and not ipxe_enabled
# grub bootloader panics with '{}' around any of its tags in its
# config file. To overcome that 'ROOT' and 'DISK_IDENTIFIER' are enclosed
# with '(' and ')' in uefi boot mode.
if uefi_with_grub:
pxe_config_root_tag = '(( ROOT ))'
pxe_config_disk_ident = '(( DISK_IDENTIFIER ))'
else:
# TODO(stendulker): We should use '(' ')' as the delimiters for all our
# config files so that we do not need special handling for each of the
# bootloaders. Should be removed once the Mitaka release starts.
pxe_config_root_tag = '{{ ROOT }}'
pxe_config_disk_ident = '{{ DISK_IDENTIFIER }}'
params = {
'pxe_options': pxe_options,
'ROOT': pxe_config_root_tag,
'DISK_IDENTIFIER': pxe_config_disk_ident
}
pxe_config = utils.render_template(template, params)
utils.write_to_file(pxe_config_file_path, pxe_config)
# Always write the mac addresses
_link_mac_pxe_configs(task, ipxe_enabled=ipxe_enabled)
if uefi_with_grub:
try:
_link_ip_address_pxe_configs(task, ipxe_enabled)
# NOTE(TheJulia): The IP address support will fail if the
# dhcp_provider interface is set to none. This will result
# in the MAC addresses and DHCP files being written, and
# we can remove IP address creation for the grub use.
except exception.FailedToGetIPAddressOnPort as e:
if CONF.dhcp.dhcp_provider != 'none':
with excutils.save_and_reraise_exception():
LOG.error(
'Unable to create boot config, IP address '
'was unable to be retrieved. %(error)s', {'error': e})
def _get_boot_iso(task, root_uuid):
"""This method returns a boot ISO to boot the node.
It chooses one of the three options in the order as below:
1. Does nothing if 'ilo_boot_iso' is present in node's instance_info and
'boot_iso_created_in_web_server' is not set in 'driver_internal_info'.
2. Image deployed has a meta-property 'boot_iso' in Glance. This should
refer to the UUID of the boot_iso which exists in Glance.
3. Generates a boot ISO on the fly using kernel and ramdisk mentioned in
the image deployed. It uploads the generated boot ISO to Swift.
:param task: a TaskManager instance containing the node to act on.
:param root_uuid: the uuid of the root partition.
:returns: boot ISO URL. Should be either of below:
* A Swift object - It should be of format 'swift:<object-name>'. It is
assumed that the image object is present in
CONF.ilo.swift_ilo_container;
* A Glance image - It should be format 'glance://<glance-image-uuid>'
or just <glance-image-uuid>;
* An HTTP URL.
On error finding the boot iso, it returns None.
:raises: MissingParameterValue, if any of the required parameters are
missing in the node's driver_info or instance_info.
:raises: InvalidParameterValue, if any of the parameters have invalid
value in the node's driver_info or instance_info.
:raises: SwiftOperationError, if operation with Swift fails.
:raises: ImageCreationFailed, if creation of boot ISO failed.
:raises: exception.ImageRefValidationFailed if ilo_boot_iso is not
HTTP(S) URL.
"""
LOG.debug("Trying to get a boot ISO to boot the baremetal node")
# Option 1 - Check if user has provided ilo_boot_iso in node's
# instance_info
driver_internal_info = task.node.driver_internal_info
boot_iso_created_in_web_server = (
driver_internal_info.get('boot_iso_created_in_web_server'))
if (task.node.instance_info.get('ilo_boot_iso')
and not boot_iso_created_in_web_server):
LOG.debug("Using ilo_boot_iso provided in node's instance_info")
boot_iso = task.node.instance_info['ilo_boot_iso']
if not service_utils.is_glance_image(boot_iso):
try:
image_service.HttpImageService().validate_href(boot_iso)
except exception.ImageRefValidationFailed:
with excutils.save_and_reraise_exception():
LOG.error(
"Virtual media deploy accepts only Glance "
"images or HTTP(S) URLs as "
"instance_info['ilo_boot_iso']. Either %s "
"is not a valid HTTP(S) URL or is "
"not reachable.", boot_iso)
return task.node.instance_info['ilo_boot_iso']
# Option 2 - Check if user has provided a boot_iso in Glance. If boot_iso
# is a supported non-glance href execution will proceed to option 3.
deploy_info = _parse_deploy_info(task.node)
image_href = deploy_info['image_source']
image_properties = (images.get_image_properties(
task.context, image_href, ['boot_iso', 'kernel_id', 'ramdisk_id']))
boot_iso_uuid = image_properties.get('boot_iso')
kernel_href = (task.node.instance_info.get('kernel')
or image_properties.get('kernel_id'))
ramdisk_href = (task.node.instance_info.get('ramdisk')
or image_properties.get('ramdisk_id'))
if boot_iso_uuid:
LOG.debug("Found boot_iso %s in Glance", boot_iso_uuid)
return boot_iso_uuid
if not kernel_href or not ramdisk_href:
LOG.error(
"Unable to find kernel or ramdisk for "
"image %(image)s to generate boot ISO for %(node)s", {
'image': image_href,
'node': task.node.uuid
})
return
# NOTE(rameshg87): Functionality to share the boot ISOs created for
# similar instances (instances with same deployed image) is
# not implemented as of now. Creation/Deletion of such a shared boot ISO
# will require synchronisation across conductor nodes for the shared boot
# ISO. Such a synchronisation mechanism doesn't exist in ironic as of now.
# Option 3 - Create boot_iso from kernel/ramdisk, upload to Swift
# or web server and provide its name.
deploy_iso_uuid = deploy_info['ilo_deploy_iso']
boot_mode = boot_mode_utils.get_boot_mode(task.node)
boot_iso_object_name = _get_boot_iso_object_name(task.node)
kernel_params = ""
if deploy_utils.get_boot_option(task.node) == "ramdisk":
i_info = task.node.instance_info
kernel_params = "root=/dev/ram0 text "
kernel_params += i_info.get("ramdisk_kernel_arguments", "")
else:
kernel_params = CONF.pxe.pxe_append_params
with tempfile.NamedTemporaryFile(dir=CONF.tempdir) as fileobj:
boot_iso_tmp_file = fileobj.name
images.create_boot_iso(task.context,
boot_iso_tmp_file,
kernel_href,
ramdisk_href,
deploy_iso_href=deploy_iso_uuid,
root_uuid=root_uuid,
kernel_params=kernel_params,
boot_mode=boot_mode)
if CONF.ilo.use_web_server_for_images:
boot_iso_url = (ilo_common.copy_image_to_web_server(
boot_iso_tmp_file, boot_iso_object_name))
driver_internal_info = task.node.driver_internal_info
driver_internal_info['boot_iso_created_in_web_server'] = True
task.node.driver_internal_info = driver_internal_info
task.node.save()
LOG.debug("Created boot_iso %(boot_iso)s for node %(node)s", {
'boot_iso': boot_iso_url,
'node': task.node.uuid
})
return boot_iso_url
else:
container = CONF.ilo.swift_ilo_container
swift_api = swift.SwiftAPI()
swift_api.create_object(container, boot_iso_object_name,
boot_iso_tmp_file)
LOG.debug("Created boot_iso %s in Swift", boot_iso_object_name)
return 'swift:%s' % boot_iso_object_name
def get_deploy_info(node, address, iqn, port=None, lun='1', conv_flags=None):
"""Returns the information required for doing iSCSI deploy in a dictionary.
:param node: ironic node object
:param address: iSCSI address
:param iqn: iSCSI iqn for the target disk
:param port: iSCSI port, defaults to one specified in the configuration
:param lun: iSCSI lun, defaults to '1'
:param conv_flags: flag that will modify the behaviour of the image copy
to disk.
:raises: MissingParameterValue, if some required parameters were not
passed.
:raises: InvalidParameterValue, if any of the parameters have invalid
value.
"""
i_info = deploy_utils.parse_instance_info(node)
params = {
'address': address,
'port': port or CONF.iscsi.portal_port,
'iqn': iqn,
'lun': lun,
'image_path': deploy_utils._get_image_file_path(node.uuid),
'node_uuid': node.uuid
}
is_whole_disk_image = node.driver_internal_info['is_whole_disk_image']
if not is_whole_disk_image:
params.update({
'root_mb': i_info['root_mb'],
'swap_mb': i_info['swap_mb'],
'ephemeral_mb': i_info['ephemeral_mb'],
'preserve_ephemeral': i_info['preserve_ephemeral'],
'boot_option': deploy_utils.get_boot_option(node),
'boot_mode': boot_mode_utils.get_boot_mode(node)
})
cpu_arch = node.properties.get('cpu_arch')
if cpu_arch is not None:
params['cpu_arch'] = cpu_arch
# Append disk label if specified
disk_label = deploy_utils.get_disk_label(node)
if disk_label is not None:
params['disk_label'] = disk_label
missing = [key for key in params if params[key] is None]
if missing:
raise exception.MissingParameterValue(
_("Parameters %s were not passed to ironic"
" for deploy.") % missing)
# configdrive is nullable
params['configdrive'] = i_info.get('configdrive')
if is_whole_disk_image:
return params
if conv_flags:
params['conv_flags'] = conv_flags
# ephemeral_format is nullable
params['ephemeral_format'] = i_info.get('ephemeral_format')
return params
def get_deploy_info(node, address, iqn, port=None, lun='1', conv_flags=None):
"""Returns the information required for doing iSCSI deploy in a dictionary.
:param node: ironic node object
:param address: iSCSI address
:param iqn: iSCSI iqn for the target disk
:param port: iSCSI port, defaults to one specified in the configuration
:param lun: iSCSI lun, defaults to '1'
:param conv_flags: flag that will modify the behaviour of the image copy
to disk.
:raises: MissingParameterValue, if some required parameters were not
passed.
:raises: InvalidParameterValue, if any of the parameters have invalid
value.
"""
i_info = deploy_utils.parse_instance_info(node)
params = {
'address': address,
'port': port or CONF.iscsi.portal_port,
'iqn': iqn,
'lun': lun,
'image_path': deploy_utils._get_image_file_path(node.uuid),
'node_uuid': node.uuid}
is_whole_disk_image = node.driver_internal_info['is_whole_disk_image']
if not is_whole_disk_image:
params.update({'root_mb': i_info['root_mb'],
'swap_mb': i_info['swap_mb'],
'ephemeral_mb': i_info['ephemeral_mb'],
'preserve_ephemeral': i_info['preserve_ephemeral'],
'boot_option': deploy_utils.get_boot_option(node),
'boot_mode': boot_mode_utils.get_boot_mode(node)})
cpu_arch = node.properties.get('cpu_arch')
if cpu_arch is not None:
params['cpu_arch'] = cpu_arch
# Append disk label if specified
disk_label = deploy_utils.get_disk_label(node)
if disk_label is not None:
params['disk_label'] = disk_label
missing = [key for key in params if params[key] is None]
if missing:
raise exception.MissingParameterValue(
_("Parameters %s were not passed to ironic"
" for deploy.") % missing)
# configdrive is nullable
params['configdrive'] = i_info.get('configdrive')
if is_whole_disk_image:
return params
if conv_flags:
params['conv_flags'] = conv_flags
# ephemeral_format is nullable
params['ephemeral_format'] = i_info.get('ephemeral_format')
return params
def _prepare_iso_image(task,
kernel_href,
ramdisk_href,
bootloader_href=None,
root_uuid=None,
params=None,
base_iso=None,
inject_files=None):
"""Prepare an ISO to boot the node.
Build bootable ISO out of `kernel_href` and `ramdisk_href` (and
`bootloader` if it's UEFI boot), then push built image up to Swift and
return a temporary URL.
:param task: a TaskManager instance containing the node to act on.
:param kernel_href: URL or Glance UUID of the kernel to use
:param ramdisk_href: URL or Glance UUID of the ramdisk to use
:param bootloader_href: URL or Glance UUID of the EFI bootloader
image to use when creating UEFI bootbable ISO
:param root_uuid: optional uuid of the root partition.
:param params: a dictionary containing 'parameter name'->'value'
mapping to be passed to kernel command line.
:param inject_files: Mapping of local source file paths to their location
on the final ISO image.
:returns: bootable ISO HTTP URL.
:raises: MissingParameterValue, if any of the required parameters are
missing.
:raises: InvalidParameterValue, if any of the parameters have invalid
value.
:raises: ImageCreationFailed, if creating ISO image failed.
"""
if (not kernel_href or not ramdisk_href) and not base_iso:
raise exception.InvalidParameterValue(
_("Unable to find kernel, ramdisk for "
"building ISO, or explicit ISO for %(node)s") %
{'node': task.node.uuid})
img_handler = ImageHandler(task.node.driver)
k_param = img_handler.kernel_params
i_info = task.node.instance_info
# NOTE(TheJulia): Until we support modifying a base iso, most of
# this logic actually does nothing in the end. But it should!
if deploy_utils.get_boot_option(task.node) == "ramdisk":
if not base_iso:
kernel_params = "root=/dev/ram0 text "
kernel_params += i_info.get("ramdisk_kernel_arguments", "")
else:
kernel_params = None
else:
kernel_params = i_info.get('kernel_append_params', k_param)
if params and not base_iso:
kernel_params = ' '.join(
(kernel_params, ' '.join('%s=%s' % kv for kv in params.items())))
boot_mode = boot_mode_utils.get_boot_mode(task.node)
LOG.debug(
"Trying to create %(boot_mode)s ISO image for node %(node)s "
"with kernel %(kernel_href)s, ramdisk %(ramdisk_href)s, "
"bootloader %(bootloader_href)s and kernel params %(params)s"
"", {
'node': task.node.uuid,
'boot_mode': boot_mode,
'kernel_href': kernel_href,
'ramdisk_href': ramdisk_href,
'bootloader_href': bootloader_href,
'params': kernel_params
})
with tempfile.NamedTemporaryFile(dir=CONF.tempdir,
suffix='.iso') as boot_fileobj:
boot_iso_tmp_file = boot_fileobj.name
images.create_boot_iso(task.context,
boot_iso_tmp_file,
kernel_href,
ramdisk_href,
esp_image_href=bootloader_href,
root_uuid=root_uuid,
kernel_params=kernel_params,
boot_mode=boot_mode,
base_iso=base_iso,
inject_files=inject_files)
iso_object_name = _get_name(task.node, prefix='boot', suffix='.iso')
image_url = img_handler.publish_image(boot_iso_tmp_file,
iso_object_name)
LOG.debug(
"Created ISO %(name)s in object store for node %(node)s, "
"exposed as temporary URL "
"%(url)s", {
'node': task.node.uuid,
'name': iso_object_name,
'url': image_url
})
return image_url
def reboot_to_instance(self, task):
task.process_event('resume')
node = task.node
iwdi = task.node.driver_internal_info.get('is_whole_disk_image')
cpu_arch = task.node.properties.get('cpu_arch')
error = self.check_deploy_success(node)
if error is not None:
# TODO(jimrollenhagen) power off if using neutron dhcp to
# align with pxe driver?
msg = (_('node %(node)s command status errored: %(error)s') % {
'node': node.uuid,
'error': error
})
LOG.error(msg)
deploy_utils.set_failed_state(task, msg)
return
# If `boot_option` is set to `netboot`, PXEBoot.prepare_instance()
# would need root_uuid of the whole disk image to add it into the
# pxe config to perform chain boot.
# IPA would have returned us the 'root_uuid_or_disk_id' if image
# being provisioned is a whole disk image. IPA would also provide us
# 'efi_system_partition_uuid' if the image being provisioned is a
# partition image.
# In case of local boot using partition image, we need both
# 'root_uuid_or_disk_id' and 'efi_system_partition_uuid' to configure
# bootloader for local boot.
# NOTE(mjturek): In the case of local boot using a partition image on
# ppc64* hardware we need to provide the 'PReP_Boot_partition_uuid' to
# direct where the bootloader should be installed.
driver_internal_info = task.node.driver_internal_info
root_uuid = self._get_uuid_from_result(task, 'root_uuid')
if root_uuid:
driver_internal_info['root_uuid_or_disk_id'] = root_uuid
task.node.driver_internal_info = driver_internal_info
task.node.save()
elif iwdi and CONF.agent.manage_agent_boot:
# IPA version less than 3.1.0 will not return root_uuid for
# whole disk image. Also IPA version introduced a requirement
# for hexdump utility that may not be always available. Need to
# fall back to older behavior for the same.
LOG.warning(
"With the deploy ramdisk based on Ironic Python Agent "
"version 3.1.0 and beyond, the drivers using "
"`direct` deploy interface performs `netboot` or "
"`local` boot for whole disk image based on value "
"of boot option setting. When you upgrade Ironic "
"Python Agent in your deploy ramdisk, ensure that "
"boot option is set appropriately for the node %s. "
"The boot option can be set using configuration "
"`[deploy]/default_boot_option` or as a `boot_option` "
"capability in node's `properties['capabilities']`. "
"Also please note that this functionality requires "
"`hexdump` command in the ramdisk.", node.uuid)
efi_sys_uuid = None
if not iwdi:
if boot_mode_utils.get_boot_mode(node) == 'uefi':
efi_sys_uuid = (self._get_uuid_from_result(
task, 'efi_system_partition_uuid'))
prep_boot_part_uuid = None
if cpu_arch is not None and cpu_arch.startswith('ppc64'):
prep_boot_part_uuid = (self._get_uuid_from_result(
task, 'PReP_Boot_partition_uuid'))
LOG.info('Image successfully written to node %s', node.uuid)
if CONF.agent.manage_agent_boot:
# It is necessary to invoke prepare_instance() of the node's
# boot interface, so that the any necessary configurations like
# setting of the boot mode (e.g. UEFI secure boot) which cannot
# be done on node during deploy stage can be performed.
LOG.debug(
'Executing driver specific tasks before booting up the '
'instance for node %s', node.uuid)
self.prepare_instance_to_boot(task, root_uuid, efi_sys_uuid,
prep_boot_part_uuid)
else:
manager_utils.node_set_boot_device(task, 'disk', persistent=True)
# Remove symbolic link when deploy is done.
if CONF.agent.image_download_source == 'http':
deploy_utils.remove_http_instance_symlink(task.node.uuid)
LOG.debug('Rebooting node %s to instance', node.uuid)
self.reboot_and_finish_deploy(task)
def create_pxe_config(task, pxe_options, template=None, ipxe_enabled=False):
"""Generate PXE configuration file and MAC address links for it.
This method will generate the PXE configuration file for the task's
node under a directory named with the UUID of that node. For each
MAC address or DHCP IP address (port) of that node, a symlink for
the configuration file will be created under the PXE configuration
directory, so regardless of which port boots first they'll get the
same PXE configuration.
If elilo is the bootloader in use, then its configuration file will
be created based on hex form of DHCP IP address.
If grub2 bootloader is in use, then its configuration will be created
based on DHCP IP address in the form nn.nn.nn.nn.
:param task: A TaskManager instance.
:param pxe_options: A dictionary with the PXE configuration
parameters.
:param template: The PXE configuration template. If no template is
given the node specific template will be used.
"""
LOG.debug("Building PXE config for node %s", task.node.uuid)
if template is None:
template = deploy_utils.get_pxe_config_template(task.node)
_ensure_config_dirs_exist(task, ipxe_enabled)
pxe_config_file_path = get_pxe_config_file_path(
task.node.uuid,
ipxe_enabled=ipxe_enabled)
is_uefi_boot_mode = (boot_mode_utils.get_boot_mode(task.node)
== 'uefi')
# grub bootloader panics with '{}' around any of its tags in its
# config file. To overcome that 'ROOT' and 'DISK_IDENTIFIER' are enclosed
# with '(' and ')' in uefi boot mode.
# These changes do not have any impact on elilo bootloader.
hex_form = True
if is_uefi_boot_mode and utils.is_regex_string_in_file(template,
'^menuentry'):
hex_form = False
pxe_config_root_tag = '(( ROOT ))'
pxe_config_disk_ident = '(( DISK_IDENTIFIER ))'
LOG.warning("The requested config appears to support elilo. "
"Support for elilo has been deprecated and will be "
"removed in the Queens release of OpenStack.")
else:
# TODO(stendulker): We should use '(' ')' as the delimiters for all our
# config files so that we do not need special handling for each of the
# bootloaders. Should be removed once the Mitaka release starts.
pxe_config_root_tag = '{{ ROOT }}'
pxe_config_disk_ident = '{{ DISK_IDENTIFIER }}'
params = {'pxe_options': pxe_options,
'ROOT': pxe_config_root_tag,
'DISK_IDENTIFIER': pxe_config_disk_ident}
pxe_config = utils.render_template(template, params)
utils.write_to_file(pxe_config_file_path, pxe_config)
# Always write the mac addresses
_link_mac_pxe_configs(task, ipxe_enabled=ipxe_enabled)
if is_uefi_boot_mode and not ipxe_enabled:
try:
_link_ip_address_pxe_configs(task, hex_form, ipxe_enabled)
# NOTE(TheJulia): The IP address support will fail if the
# dhcp_provider interface is set to none. This will result
# in the MAC addresses and DHCP files being written, and
# we can remove IP address creation for the grub use
# case, considering that will ease removal of elilo support.
except exception.FailedToGetIPaddressesOnPort as e:
if CONF.dhcp.dhcp_provider != 'none':
with excutils.save_and_reraise_exception():
LOG.error('Unable to create boot config, IP address '
'was unable to be retrieved. %(error)s',
{'error': e})
def prepare_instance(self, task):
"""Prepares the boot of instance.
This method prepares the boot of the instance after reading
relevant information from the node's instance_info.
It does the following depending on boot_option for deploy:
- If the boot mode is 'uefi' and its booting from volume, then it
sets the iSCSI target info and node to boot from 'UefiTarget'
boot device.
- If not 'boot from volume' and the boot_option requested for
this deploy is 'local' or image is a whole disk image, then
it sets the node to boot from disk.
- Otherwise it finds/creates the boot ISO to boot the instance
image, attaches the boot ISO to the bare metal and then sets
the node to boot from CDROM.
:param task: a task from TaskManager.
:returns: None
:raises: IloOperationError, if some operation on iLO failed.
:raises: InstanceDeployFailure, if its try to boot iSCSI volume in
'BIOS' boot mode.
"""
ilo_common.cleanup_vmedia_boot(task)
boot_mode = boot_mode_utils.get_boot_mode(task.node)
boot_option = deploy_utils.get_boot_option(task.node)
if deploy_utils.is_iscsi_boot(task):
# It will set iSCSI info onto iLO
if boot_mode == 'uefi':
# Need to set 'ilo_uefi_iscsi_boot' param for clean up
driver_internal_info = task.node.driver_internal_info
driver_internal_info['ilo_uefi_iscsi_boot'] = True
task.node.driver_internal_info = driver_internal_info
task.node.save()
task.driver.management.set_iscsi_boot_target(task)
manager_utils.node_set_boot_device(task,
boot_devices.ISCSIBOOT,
persistent=True)
else:
msg = 'Virtual media can not boot volume in BIOS boot mode.'
raise exception.InstanceDeployFailure(msg)
elif boot_option == "ramdisk":
boot_iso = _get_boot_iso(task, None)
ilo_common.setup_vmedia_for_boot(task, boot_iso)
manager_utils.node_set_boot_device(task,
boot_devices.CDROM,
persistent=True)
else:
# Boot from disk every time if the image deployed is
# a whole disk image.
node = task.node
iwdi = node.driver_internal_info.get('is_whole_disk_image')
if deploy_utils.get_boot_option(node) == "local" or iwdi:
manager_utils.node_set_boot_device(task,
boot_devices.DISK,
persistent=True)
else:
drv_int_info = node.driver_internal_info
root_uuid_or_disk_id = drv_int_info.get('root_uuid_or_disk_id')
if root_uuid_or_disk_id:
self._configure_vmedia_boot(task, root_uuid_or_disk_id)
else:
LOG.warning(
"The UUID for the root partition could not "
"be found for node %s", node.uuid)
# Set boot mode
ilo_common.update_boot_mode(task)
# Need to enable secure boot, if being requested
ilo_common.update_secure_boot_mode(task, True)
def write_image(self, task):
if not task.driver.storage.should_write_image(task):
return
node = task.node
image_source = node.instance_info.get('image_source')
LOG.debug('Continuing deploy for node %(node)s with image %(img)s', {
'node': node.uuid,
'img': image_source
})
image_info = {
'id': image_source.split('/')[-1],
'urls': [node.instance_info['image_url']],
# NOTE(comstud): Older versions of ironic do not set
# 'disk_format' nor 'container_format', so we use .get()
# to maintain backwards compatibility in case code was
# upgraded in the middle of a build request.
'disk_format': node.instance_info.get('image_disk_format'),
'container_format':
node.instance_info.get('image_container_format'),
'stream_raw_images': CONF.agent.stream_raw_images,
}
if node.instance_info.get('image_checksum'):
image_info['checksum'] = node.instance_info['image_checksum']
if (node.instance_info.get('image_os_hash_algo')
and node.instance_info.get('image_os_hash_value')):
image_info['os_hash_algo'] = node.instance_info[
'image_os_hash_algo']
image_info['os_hash_value'] = node.instance_info[
'image_os_hash_value']
proxies = {}
for scheme in ('http', 'https'):
proxy_param = 'image_%s_proxy' % scheme
proxy = node.driver_info.get(proxy_param)
if proxy:
proxies[scheme] = proxy
if proxies:
image_info['proxies'] = proxies
no_proxy = node.driver_info.get('image_no_proxy')
if no_proxy is not None:
image_info['no_proxy'] = no_proxy
image_info['node_uuid'] = node.uuid
iwdi = node.driver_internal_info.get('is_whole_disk_image')
if not iwdi:
for label in PARTITION_IMAGE_LABELS:
image_info[label] = node.instance_info.get(label)
boot_option = deploy_utils.get_boot_option(node)
image_info['deploy_boot_mode'] = (
boot_mode_utils.get_boot_mode(node))
image_info['boot_option'] = boot_option
disk_label = deploy_utils.get_disk_label(node)
if disk_label is not None:
image_info['disk_label'] = disk_label
configdrive = manager_utils.get_configdrive_image(node)
if configdrive:
# FIXME(dtantsur): remove this duplication once IPA is ready:
# https://review.opendev.org/c/openstack/ironic-python-agent/+/790471
image_info['configdrive'] = configdrive
# Now switch into the corresponding in-band deploy step and let the
# result be polled normally.
new_step = {
'interface': 'deploy',
'step': 'write_image',
'args': {
'image_info': image_info,
'configdrive': configdrive
}
}
return agent_base.execute_step(task,
new_step,
'deploy',
client=self._client)
def configure_local_boot(self, task, root_uuid=None,
efi_system_part_uuid=None,
prep_boot_part_uuid=None):
"""Helper method to configure local boot on the node.
This method triggers bootloader installation on the node.
On successful installation of bootloader, this method sets the
node to boot from disk.
:param task: a TaskManager object containing the node
:param root_uuid: The UUID of the root partition. This is used
for identifying the partition which contains the image deployed
or None in case of whole disk images which we expect to already
have a bootloader installed.
:param efi_system_part_uuid: The UUID of the efi system partition.
This is used only in uefi boot mode.
:param prep_boot_part_uuid: The UUID of the PReP Boot partition.
This is used only for booting ppc64* hardware.
:raises: InstanceDeployFailure if bootloader installation failed or
on encountering error while setting the boot device on the node.
"""
node = task.node
LOG.debug('Configuring local boot for node %s', node.uuid)
# If the target RAID configuration is set to 'software' for the
# 'controller', we need to trigger the installation of grub on
# the holder disks of the desired Software RAID.
internal_info = node.driver_internal_info
raid_config = node.target_raid_config
logical_disks = raid_config.get('logical_disks', [])
software_raid = False
for logical_disk in logical_disks:
if logical_disk.get('controller') == 'software':
LOG.debug('Node %s has a Software RAID configuration',
node.uuid)
software_raid = True
break
# For software RAID try to get the UUID of the root fs from the
# image's metadata (via Glance). Fall back to the driver internal
# info in case it is not available (e.g. not set or there's no Glance).
if software_raid:
image_source = node.instance_info.get('image_source')
try:
context = task.context
context.is_admin = True
glance = image_service.GlanceImageService(
context=context)
image_info = glance.show(image_source)
image_properties = image_info.get('properties')
root_uuid = image_properties['rootfs_uuid']
LOG.debug('Got rootfs_uuid from Glance: %s '
'(node %s)', root_uuid, node.uuid)
except Exception as e:
LOG.warning('Could not get \'rootfs_uuid\' property for '
'image %(image)s from Glance for node %(node)s. '
'%(cls)s: %(error)s.',
{'image': image_source, 'node': node.uuid,
'cls': e.__class__.__name__, 'error': e})
root_uuid = internal_info.get('root_uuid_or_disk_id')
LOG.debug('Got rootfs_uuid from driver internal info: '
'%s (node %s)', root_uuid, node.uuid)
# For whole disk images it is not necessary that the root_uuid
# be provided since the bootloaders on the disk will be used
whole_disk_image = internal_info.get('is_whole_disk_image')
if (software_raid or (root_uuid and not whole_disk_image)
or (whole_disk_image
and boot_mode_utils.get_boot_mode(node) == 'uefi')):
LOG.debug('Installing the bootloader for node %(node)s on '
'partition %(part)s, EFI system partition %(efi)s',
{'node': node.uuid, 'part': root_uuid,
'efi': efi_system_part_uuid})
result = self._client.install_bootloader(
node, root_uuid=root_uuid,
efi_system_part_uuid=efi_system_part_uuid,
prep_boot_part_uuid=prep_boot_part_uuid)
if result['command_status'] == 'FAILED':
if not whole_disk_image:
msg = (_("Failed to install a bootloader when "
"deploying node %(node)s. Error: %(error)s") %
{'node': node.uuid,
'error': result['command_error']})
log_and_raise_deployment_error(task, msg)
else:
# Its possible the install will fail if the IPA image
# has not been updated, log this and continue
LOG.info('Could not install bootloader for whole disk '
'image for node %(node)s, Error: %(error)s"',
{'node': node.uuid,
'error': result['command_error']})
return
try:
persistent = True
if node.driver_info.get('force_persistent_boot_device',
'Default') == 'Never':
persistent = False
deploy_utils.try_set_boot_device(task, boot_devices.DISK,
persistent=persistent)
except Exception as e:
msg = (_("Failed to change the boot device to %(boot_dev)s "
"when deploying node %(node)s. Error: %(error)s") %
{'boot_dev': boot_devices.DISK, 'node': node.uuid,
'error': e})
log_and_raise_deployment_error(task, msg, exc=e)
LOG.info('Local boot successfully configured for node %s', node.uuid)
def test_get_boot_mode_bios(self, mock_for_deploy):
mock_for_deploy.return_value = boot_modes.LEGACY_BIOS
boot_mode = boot_mode_utils.get_boot_mode(self.node)
self.assertEqual(boot_modes.LEGACY_BIOS, boot_mode)
def write_image(self, task):
if not task.driver.storage.should_write_image(task):
return
node = task.node
image_source = node.instance_info.get('image_source')
LOG.debug('Continuing deploy for node %(node)s with image %(img)s', {
'node': node.uuid,
'img': image_source
})
image_info = {
'id': image_source.split('/')[-1],
'urls': [node.instance_info['image_url']],
# NOTE(comstud): Older versions of ironic do not set
# 'disk_format' nor 'container_format', so we use .get()
# to maintain backwards compatibility in case code was
# upgraded in the middle of a build request.
'disk_format': node.instance_info.get('image_disk_format'),
'container_format':
node.instance_info.get('image_container_format'),
'stream_raw_images': CONF.agent.stream_raw_images,
}
if node.instance_info.get('image_checksum'):
image_info['checksum'] = node.instance_info['image_checksum']
if (node.instance_info.get('image_os_hash_algo')
and node.instance_info.get('image_os_hash_value')):
image_info['os_hash_algo'] = node.instance_info[
'image_os_hash_algo']
image_info['os_hash_value'] = node.instance_info[
'image_os_hash_value']
proxies = {}
for scheme in ('http', 'https'):
proxy_param = 'image_%s_proxy' % scheme
proxy = node.driver_info.get(proxy_param)
if proxy:
proxies[scheme] = proxy
if proxies:
image_info['proxies'] = proxies
no_proxy = node.driver_info.get('image_no_proxy')
if no_proxy is not None:
image_info['no_proxy'] = no_proxy
image_info['node_uuid'] = node.uuid
iwdi = node.driver_internal_info.get('is_whole_disk_image')
if not iwdi:
for label in PARTITION_IMAGE_LABELS:
image_info[label] = node.instance_info.get(label)
boot_option = deploy_utils.get_boot_option(node)
image_info['deploy_boot_mode'] = (
boot_mode_utils.get_boot_mode(node))
image_info['boot_option'] = boot_option
disk_label = deploy_utils.get_disk_label(node)
if disk_label is not None:
image_info['disk_label'] = disk_label
has_write_image = agent_base.find_step(task, 'deploy', 'deploy',
'write_image') is not None
if not has_write_image:
LOG.warning(
'The agent on node %s does not have the deploy '
'step deploy.write_image, using the deprecated '
'synchronous fall-back', task.node.uuid)
if self.has_decomposed_deploy_steps and has_write_image:
configdrive = node.instance_info.get('configdrive')
# Now switch into the corresponding in-band deploy step and let the
# result be polled normally.
new_step = {
'interface': 'deploy',
'step': 'write_image',
'args': {
'image_info': image_info,
'configdrive': configdrive
}
}
return agent_base.execute_step(task,
new_step,
'deploy',
client=self._client)
else:
# TODO(dtantsur): remove in W
command = self._client.prepare_image(node, image_info, wait=True)
if command['command_status'] == 'FAILED':
# TODO(jimrollenhagen) power off if using neutron dhcp to
# align with pxe driver?
msg = (_('node %(node)s command status errored: %(error)s') % {
'node': node.uuid,
'error': command['command_error']
})
LOG.error(msg)
deploy_utils.set_failed_state(task, msg)
def _prepare_iso_image(task, kernel_href, ramdisk_href,
bootloader_href=None, configdrive=None,
root_uuid=None, params=None, base_iso=None):
"""Prepare an ISO to boot the node.
Build bootable ISO out of `kernel_href` and `ramdisk_href` (and
`bootloader` if it's UEFI boot), then push built image up to Swift and
return a temporary URL.
If `configdrive` is specified it will be eventually written onto
the boot ISO image.
:param task: a TaskManager instance containing the node to act on.
:param kernel_href: URL or Glance UUID of the kernel to use
:param ramdisk_href: URL or Glance UUID of the ramdisk to use
:param bootloader_href: URL or Glance UUID of the EFI bootloader
image to use when creating UEFI bootbable ISO
:param configdrive: URL to or a compressed blob of a ISO9660 or
FAT-formatted OpenStack config drive image. This image will be
written onto the built ISO image. Optional.
:param root_uuid: optional uuid of the root partition.
:param params: a dictionary containing 'parameter name'->'value'
mapping to be passed to kernel command line.
:returns: bootable ISO HTTP URL.
:raises: MissingParameterValue, if any of the required parameters are
missing.
:raises: InvalidParameterValue, if any of the parameters have invalid
value.
:raises: ImageCreationFailed, if creating ISO image failed.
"""
if (not kernel_href or not ramdisk_href) and not base_iso:
raise exception.InvalidParameterValue(_(
"Unable to find kernel, ramdisk for "
"building ISO, or explicit ISO for %(node)s") %
{'node': task.node.uuid})
img_handler = ImageHandler(task.node.driver)
k_param = img_handler.kernel_params
i_info = task.node.instance_info
# NOTE(TheJulia): Until we support modifying a base iso, most of
# this logic actually does nothing in the end. But it should!
if deploy_utils.get_boot_option(task.node) == "ramdisk":
if not base_iso:
kernel_params = "root=/dev/ram0 text "
kernel_params += i_info.get("ramdisk_kernel_arguments", "")
else:
kernel_params = None
else:
kernel_params = i_info.get('kernel_append_params', k_param)
if params and not base_iso:
kernel_params = ' '.join(
(kernel_params, ' '.join(
'%s=%s' % kv for kv in params.items())))
boot_mode = boot_mode_utils.get_boot_mode(task.node)
LOG.debug("Trying to create %(boot_mode)s ISO image for node %(node)s "
"with kernel %(kernel_href)s, ramdisk %(ramdisk_href)s, "
"bootloader %(bootloader_href)s and kernel params %(params)s"
"", {'node': task.node.uuid,
'boot_mode': boot_mode,
'kernel_href': kernel_href,
'ramdisk_href': ramdisk_href,
'bootloader_href': bootloader_href,
'params': kernel_params})
with tempfile.NamedTemporaryFile(
dir=CONF.tempdir, suffix='.iso') as boot_fileobj:
with tempfile.NamedTemporaryFile(
dir=CONF.tempdir, suffix='.img') as cfgdrv_fileobj:
configdrive_href = configdrive
# FIXME(TheJulia): This is treated as conditional with
# a base_iso as the intent, eventually, is to support
# injection into the supplied image.
if configdrive and not base_iso:
parsed_url = urlparse.urlparse(configdrive)
if not parsed_url.scheme:
cfgdrv_blob = base64.decode_as_bytes(configdrive)
with open(cfgdrv_fileobj.name, 'wb') as f:
f.write(cfgdrv_blob)
configdrive_href = urlparse.urlunparse(
('file', '', cfgdrv_fileobj.name, '', '', ''))
LOG.debug("Built configdrive out of configdrive blob "
"for node %(node)s", {'node': task.node.uuid})
boot_iso_tmp_file = boot_fileobj.name
images.create_boot_iso(
task.context, boot_iso_tmp_file,
kernel_href, ramdisk_href,
esp_image_href=bootloader_href,
configdrive_href=configdrive_href,
root_uuid=root_uuid,
kernel_params=kernel_params,
boot_mode=boot_mode,
base_iso=base_iso)
iso_object_name = _get_iso_image_name(task.node)
image_url = img_handler.publish_image(
boot_iso_tmp_file, iso_object_name)
LOG.debug("Created ISO %(name)s in object store for node %(node)s, "
"exposed as temporary URL "
"%(url)s", {'node': task.node.uuid,
'name': iso_object_name,
'url': image_url})
return image_url
