예제 #1
0
    def test_get_glance_image_property(self, image_service_mock):

        prop_dict = {'properties': {'prop1': 'val1'}}

        image_service_obj_mock = image_service_mock.return_value
        image_service_obj_mock.show.return_value = prop_dict

        ret_val = images.get_glance_image_property('con', 'uuid', 'prop1')
        image_service_mock.assert_called_once_with(version=1, context='con')
        image_service_obj_mock.show.assert_called_once_with('uuid')
        self.assertEqual('val1', ret_val)

        ret_val = images.get_glance_image_property('con', 'uuid', 'prop2')
        self.assertIsNone(ret_val)
예제 #2
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def _get_boot_iso(task, root_uuid):
    """This method returns a boot ISO to boot the node.

    It chooses one of the two options in the order as below:
    1. Image deployed has a meta-property 'boot_iso' in Glance. This should
       refer to the UUID of the boot_iso which exists in Glance.
    2. 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: the information about the boot ISO. Returns the information in
        the format 'glance:<glance-boot-iso-uuid>' or
        'swift:<swift-boot_iso-object-name>'.  In case of Swift, it is assumed
        that the object exists in CONF.ilo.swift_ilo_container.
        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.
    """
    # Option 1 - Check if user has provided a boot_iso in Glance.
    LOG.debug("Trying to get a boot ISO to boot the baremetal node")
    deploy_info = _parse_deploy_info(task.node)
    image_uuid = deploy_info['image_source']
    boot_iso_uuid = images.get_glance_image_property(task.context, image_uuid,
                                                     'boot_iso')
    if boot_iso_uuid:
        LOG.debug("Found boot_iso %s in Glance", boot_iso_uuid)
        return 'glance:%s' % boot_iso_uuid

    # NOTE(faizan) For uefi boot_mode, operator should provide efi capable
    # boot-iso in glance
    if driver_utils.get_node_capability(task.node, 'boot_mode') == 'uefi':
        LOG.error(
            _LE("Unable to find boot_iso in Glance, required to deploy "
                "node %(node)s in UEFI boot mode."), {'node': task.node.uuid})
        return

    kernel_uuid = images.get_glance_image_property(task.context, image_uuid,
                                                   'kernel_id')
    ramdisk_uuid = images.get_glance_image_property(task.context, image_uuid,
                                                    'ramdisk_id')
    if not kernel_uuid or not ramdisk_uuid:
        LOG.error(
            _LE("Unable to find 'kernel_id' and 'ramdisk_id' in Glance "
                "image %(image)s for generating boot ISO for %(node)s"), {
                    'image': image_uuid,
                    '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 2 - Create boot_iso from kernel/ramdisk, upload to Swift
    # and provide its name.
    boot_iso_object_name = _get_boot_iso_object_name(task.node)
    kernel_params = CONF.pxe.pxe_append_params
    container = CONF.ilo.swift_ilo_container

    with tempfile.NamedTemporaryFile() as fileobj:
        boot_iso_tmp_file = fileobj.name
        images.create_boot_iso(task.context, boot_iso_tmp_file, kernel_uuid,
                               ramdisk_uuid, root_uuid, kernel_params)
        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
예제 #3
0
파일: deploy.py 프로젝트: ader1990/ironic
def _get_boot_iso(task, root_uuid):
    """This method returns a boot ISO to boot the node.

    It chooses one of the two options in the order as below:
    1. Image deployed has a meta-property 'boot_iso' in Glance. This should
       refer to the UUID of the boot_iso which exists in Glance.
    2. 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: the information about the boot ISO. Returns the information in
        the format 'glance:<glance-boot-iso-uuid>' or
        'swift:<swift-boot_iso-object-name>'.  In case of Swift, it is assumed
        that the object exists in CONF.ilo.swift_ilo_container.
        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.
    """
    # Option 1 - Check if user has provided a boot_iso in Glance.
    LOG.debug("Trying to get a boot ISO to boot the baremetal node")
    deploy_info = _parse_deploy_info(task.node)
    image_uuid = deploy_info['image_source']
    boot_iso_uuid = images.get_glance_image_property(task.context,
            image_uuid, 'boot_iso')
    if boot_iso_uuid:
        LOG.debug("Found boot_iso %s in Glance", boot_iso_uuid)
        return 'glance:%s' % boot_iso_uuid

    # NOTE(faizan) For uefi boot_mode, operator should provide efi capable
    # boot-iso in glance
    if driver_utils.get_node_capability(task.node, 'boot_mode') == 'uefi':
        LOG.error(_LE("Unable to find boot_iso in Glance, required to deploy "
                      "node %(node)s in UEFI boot mode."),
                  {'node': task.node.uuid})
        return

    kernel_uuid = images.get_glance_image_property(task.context,
            image_uuid, 'kernel_id')
    ramdisk_uuid = images.get_glance_image_property(task.context,
            image_uuid, 'ramdisk_id')
    if not kernel_uuid or not ramdisk_uuid:
        LOG.error(_LE("Unable to find 'kernel_id' and 'ramdisk_id' in Glance "
                      "image %(image)s for generating boot ISO for %(node)s"),
                  {'image': image_uuid, '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 2 - Create boot_iso from kernel/ramdisk, upload to Swift
    # and provide its name.
    boot_iso_object_name = _get_boot_iso_object_name(task.node)
    kernel_params = CONF.pxe.pxe_append_params
    container = CONF.ilo.swift_ilo_container

    with tempfile.NamedTemporaryFile() as fileobj:
        boot_iso_tmp_file = fileobj.name
        images.create_boot_iso(task.context, boot_iso_tmp_file,
                kernel_uuid, ramdisk_uuid, root_uuid, kernel_params)
        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