def _parse_instance_info(node):
"""Gets the instance specific Node deployment info.
This method validates whether the 'instance_info' property of the
supplied node contains the required or optional information properly
for this driver to deploy images to the node.
:param node: a target node of the deployment
:returns: the instance_info values of the node.
:raises: InvalidParameterValue, if any of the parameters have invalid
value.
"""
i_info = node.instance_info
deploy_info = {}
if i_info.get("irmc_boot_iso"):
deploy_info["irmc_boot_iso"] = i_info["irmc_boot_iso"]
if service_utils.is_image_href_ordinary_file_name(deploy_info["irmc_boot_iso"]):
boot_iso = os.path.join(CONF.irmc.remote_image_share_root, deploy_info["irmc_boot_iso"])
if not os.path.isfile(boot_iso):
msg = _("Boot ISO file, %(boot_iso)s, " "not found for node: %(node)s.") % {
"boot_iso": boot_iso,
"node": node.uuid,
}
raise exception.InvalidParameterValue(msg)
return deploy_info
def _setup_deploy_iso(task, ramdisk_options):
"""Attaches virtual media and sets it as boot device.
This method attaches the given deploy ISO as virtual media, prepares the
arguments for ramdisk in virtual media floppy.
:param task: a TaskManager instance containing the node to act on.
:param ramdisk_options: the options to be passed to the ramdisk in virtual
media floppy.
:raises: ImageRefValidationFailed if no image service can handle specified
href.
:raises: ImageCreationFailed, if it failed while creating the floppy image.
:raises: IRMCOperationError, if some operation on iRMC failed.
:raises: InvalidParameterValue if the validation of the
PowerInterface or ManagementInterface fails.
"""
d_info = task.node.driver_info
deploy_iso_href = d_info["irmc_deploy_iso"]
if service_utils.is_image_href_ordinary_file_name(deploy_iso_href):
deploy_iso_file = deploy_iso_href
else:
deploy_iso_file = _get_deploy_iso_name(task.node)
deploy_iso_fullpathname = os.path.join(CONF.irmc.remote_image_share_root, deploy_iso_file)
images.fetch(task.context, deploy_iso_href, deploy_iso_fullpathname)
_setup_vmedia_for_boot(task, deploy_iso_file, ramdisk_options)
manager_utils.node_set_boot_device(task, boot_devices.CDROM)
def _parse_driver_info(node):
"""Gets the driver specific Node deployment info.
This method validates whether the 'driver_info' property of the
supplied node contains the required or optional information properly
for this driver to deploy images to the node.
:param node: a target node of the deployment
:returns: the driver_info values of the node.
:raises: MissingParameterValue, if any of the required parameters are
missing.
:raises: InvalidParameterValue, if any of the parameters have invalid
value.
"""
d_info = node.driver_info
deploy_info = {}
deploy_info["irmc_deploy_iso"] = d_info.get("irmc_deploy_iso")
error_msg = _("Error validating iRMC virtual media deploy. Some parameters" " were missing in node's driver_info")
deploy_utils.check_for_missing_params(deploy_info, error_msg)
if service_utils.is_image_href_ordinary_file_name(deploy_info["irmc_deploy_iso"]):
deploy_iso = os.path.join(CONF.irmc.remote_image_share_root, deploy_info["irmc_deploy_iso"])
if not os.path.isfile(deploy_iso):
msg = _("Deploy ISO file, %(deploy_iso)s, " "not found for node: %(node)s.") % {
"deploy_iso": deploy_iso,
"node": node.uuid,
}
raise exception.InvalidParameterValue(msg)
return deploy_info
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 service_utils.is_image_href_ordinary_file_name(boot_iso_href):
driver_internal_info["irmc_boot_iso"] = boot_iso_href
else:
boot_iso_filename = _get_boot_iso_name(task.node)
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_filename = _get_deploy_iso_name(task.node)
deploy_iso = "file://" + os.path.join(CONF.irmc.remote_image_share_root, deploy_iso_filename)
boot_mode = deploy_utils.get_boot_mode_for_deploy(task.node)
kernel_params = CONF.pxe.pxe_append_params
boot_iso_filename = _get_boot_iso_name(task.node)
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,
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 test_is_image_href_ordinary_file_name_false(self):
for image in ('733d1c44-a2ea-414b-aca7-69decf20d810',
u'glance://\u0111eploy_iso',
u'http://\u0111eploy_iso',
u'https://\u0111eploy_iso',
u'file://\u0111eploy_iso',):
result = service_utils.is_image_href_ordinary_file_name(image)
self.assertFalse(result)
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 service_utils.is_image_href_ordinary_file_name(boot_iso_href):
driver_internal_info['irmc_boot_iso'] = boot_iso_href
else:
boot_iso_filename = _get_boot_iso_name(task.node)
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_filename = _get_deploy_iso_name(task.node)
deploy_iso = ('file://' + os.path.join(
CONF.irmc.remote_image_share_root, deploy_iso_filename))
boot_mode = deploy_utils.get_boot_mode_for_deploy(task.node)
kernel_params = CONF.pxe.pxe_append_params
boot_iso_filename = _get_boot_iso_name(task.node)
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,
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 test_is_image_href_ordinary_file_name_false(self):
for image in (
'733d1c44-a2ea-414b-aca7-69decf20d810',
u'glance://\u0111eploy_iso',
u'http://\u0111eploy_iso',
u'https://\u0111eploy_iso',
u'file://\u0111eploy_iso',
):
result = service_utils.is_image_href_ordinary_file_name(image)
self.assertFalse(result)
def _parse_driver_info(node, mode='deploy'):
"""Gets the driver specific Node deployment info.
This method validates whether the 'driver_info' property of the
supplied node contains the required or optional information properly
for this driver to deploy images to the node.
:param node: a target node of the deployment
:param mode: Label indicating a deploy or rescue operation being
carried out on the node. Supported values are
'deploy' and 'rescue'. Defaults to 'deploy'.
:returns: the driver_info values of the node.
:raises: MissingParameterValue, if any of the required parameters are
missing.
:raises: InvalidParameterValue, if any of the parameters have invalid
value.
"""
d_info = node.driver_info
deploy_info = {}
if mode == 'deploy':
image_iso = d_info.get('irmc_deploy_iso')
deploy_info['irmc_deploy_iso'] = image_iso
else:
image_iso = d_info.get('irmc_rescue_iso')
deploy_info['irmc_rescue_iso'] = image_iso
error_msg = (_("Error validating iRMC virtual media for %s. Some "
"parameters were missing in node's driver_info") % mode)
deploy_utils.check_for_missing_params(deploy_info, error_msg)
if service_utils.is_image_href_ordinary_file_name(image_iso):
image_iso_file = os.path.join(CONF.irmc.remote_image_share_root,
image_iso)
if not os.path.isfile(image_iso_file):
msg = (_("%(mode)s ISO file, %(iso_file)s, "
"not found for node: %(node)s.") % {
'mode': mode.capitalize(),
'iso_file': image_iso_file,
'node': node.uuid
})
raise exception.InvalidParameterValue(msg)
return deploy_info
def test_is_image_href_ordinary_file_name_true(self):
image = u"\u0111eploy.iso"
result = service_utils.is_image_href_ordinary_file_name(image)
self.assertTrue(result)
def test_is_image_href_ordinary_file_name_true(self):
image = u"\u0111eploy.iso"
result = service_utils.is_image_href_ordinary_file_name(image)
self.assertTrue(result)
