def _write_partition_image(image, image_info, device):
"""Call disk_util to create partition and write the partition image."""
node_uuid = image_info.get('node_uuid')
preserve_ep = image_info['preserve_ephemeral']
configdrive = image_info['configdrive']
boot_option = image_info.get('boot_option', 'netboot')
boot_mode = image_info.get('deploy_boot_mode', 'bios')
disk_label = image_info.get('disk_label', 'msdos')
image_mb = disk_utils.get_image_mb(image)
root_mb = image_info['root_mb']
if image_mb > int(root_mb):
msg = ('Root partition is too small for requested image. Image '
'virtual size: {0} MB, Root size: {1} MB').format(
image_mb, root_mb)
raise errors.InvalidCommandParamsError(msg)
try:
return disk_utils.work_on_disk(device,
root_mb,
image_info['swap_mb'],
image_info['ephemeral_mb'],
image_info['ephemeral_format'],
image,
node_uuid,
preserve_ephemeral=preserve_ep,
configdrive=configdrive,
boot_option=boot_option,
boot_mode=boot_mode,
disk_label=disk_label)
except processutils.ProcessExecutionError as e:
raise errors.ImageWriteError(device, e.exit_code, e.stdout, e.stderr)
def _write_whole_disk_image(image, image_info, device):
script = _path_to_script('shell/write_image.sh')
command = ['/bin/bash', script, image, device]
LOG.info('Writing image with command: {0}'.format(' '.join(command)))
try:
stdout, stderr = utils.execute(*command, check_exit_code=[0])
except processutils.ProcessExecutionError as e:
raise errors.ImageWriteError(device, e.exit_code, e.stdout, e.stderr)
def _write_partition_image(image, image_info, device):
"""Call disk_util to create partition and write the partition image.
:param image: Local path to image file to be written to the partition.
If ``None``, the image is not populated.
:param image_info: Image information dictionary.
:param device: The device name, as a string, on which to store the image.
Example: '/dev/sda'
:raises: InvalidCommandParamsError if the partition is too small for the
provided image.
:raises: ImageWriteError if writing the image to disk encounters any error.
"""
# Retrieve the cached node as it has the latest information
# and allows us to also sanity check the deployment so we don't end
# up writing MBR when we're in UEFI mode.
cached_node = hardware.get_cached_node()
node_uuid = image_info.get('node_uuid')
preserve_ep = image_info['preserve_ephemeral']
configdrive = image_info['configdrive']
boot_option = image_info.get('boot_option', 'local')
boot_mode = utils.get_node_boot_mode(cached_node)
disk_label = utils.get_partition_table_type_from_specs(cached_node)
root_mb = image_info['root_mb']
cpu_arch = hardware.dispatch_to_managers('get_cpus').architecture
if image is not None:
image_mb = disk_utils.get_image_mb(image)
if image_mb > int(root_mb):
msg = ('Root partition is too small for requested image. Image '
'virtual size: {} MB, Root size: {} MB').format(
image_mb, root_mb)
raise errors.InvalidCommandParamsError(msg)
try:
return disk_utils.work_on_disk(device,
root_mb,
image_info['swap_mb'],
image_info['ephemeral_mb'],
image_info['ephemeral_format'],
image,
node_uuid,
preserve_ephemeral=preserve_ep,
configdrive=configdrive,
boot_option=boot_option,
boot_mode=boot_mode,
disk_label=disk_label,
cpu_arch=cpu_arch)
except processutils.ProcessExecutionError as e:
raise errors.ImageWriteError(device, e.exit_code, e.stdout, e.stderr)
def _write_image(image_info, device):
starttime = time.time()
image = _image_location(image_info)
script = _path_to_script('shell/write_image.sh')
command = ['/bin/bash', script, image, device]
LOG.info('Writing image with command: {0}'.format(' '.join(command)))
try:
stdout, stderr = utils.execute(*command, check_exit_code=[0])
except processutils.ProcessExecutionError as e:
raise errors.ImageWriteError(device, e.exit_code, e.stdout, e.stderr)
totaltime = time.time() - starttime
LOG.info('Image {0} written to device {1} in {2} seconds'.format(
image, device, totaltime))
def _write_partition_image(image, image_info, device):
"""Call disk_util to create partition and write the partition image.
:param image: Local path to image file to be written to the partition.
:param image_info: Image information dictionary.
:param device: The device name, as a string, on which to store the image.
Example: '/dev/sda'
:raises: InvalidCommandParamsError if the partition is too small for the
provided image.
:raises: ImageWriteError if writing the image to disk encounters any error.
"""
node_uuid = image_info.get('node_uuid')
preserve_ep = image_info['preserve_ephemeral']
configdrive = image_info['configdrive']
boot_option = image_info.get('boot_option', 'netboot')
boot_mode = image_info.get('deploy_boot_mode', 'bios')
disk_label = image_info.get('disk_label', 'msdos')
image_mb = disk_utils.get_image_mb(image)
root_mb = image_info['root_mb']
cpu_arch = hardware.dispatch_to_managers('get_cpus').architecture
if image_mb > int(root_mb):
msg = ('Root partition is too small for requested image. Image '
'virtual size: {} MB, Root size: {} MB').format(
image_mb, root_mb)
raise errors.InvalidCommandParamsError(msg)
try:
return disk_utils.work_on_disk(device,
root_mb,
image_info['swap_mb'],
image_info['ephemeral_mb'],
image_info['ephemeral_format'],
image,
node_uuid,
preserve_ephemeral=preserve_ep,
configdrive=configdrive,
boot_option=boot_option,
boot_mode=boot_mode,
disk_label=disk_label,
cpu_arch=cpu_arch)
except processutils.ProcessExecutionError as e:
raise errors.ImageWriteError(device, e.exit_code, e.stdout, e.stderr)
def _write_whole_disk_image(image, image_info, device):
"""Writes a whole disk image to the specified device.
:param image: Local path to image file to be written to the disk.
:param image_info: Image information dictionary.
This parameter is currently unused by the function.
:param device: The device name, as a string, on which to store the image.
Example: '/dev/sda'
:raises: ImageWriteError if the command to write the image encounters an
error.
"""
script = _path_to_script('shell/write_image.sh')
command = ['/bin/bash', script, image, device]
LOG.info('Writing image with command: {0}'.format(' '.join(command)))
try:
stdout, stderr = utils.execute(*command, check_exit_code=[0])
except processutils.ProcessExecutionError as e:
raise errors.ImageWriteError(device, e.exit_code, e.stdout, e.stderr)
def test_error_classes(self):
cases = [
(errors.InvalidContentError(DETAILS), SAME_DETAILS),
(errors.NotFound(), SAME_CL_DETAILS),
(errors.CommandExecutionError(DETAILS), SAME_DETAILS),
(errors.InvalidCommandError(DETAILS), SAME_DETAILS),
(errors.InvalidCommandParamsError(DETAILS), SAME_DETAILS),
(errors.RequestedObjectNotFoundError('type_descr',
'obj_id'), DIFF_CL_DETAILS),
(errors.IronicAPIError(DETAILS), SAME_DETAILS),
(errors.HeartbeatError(DETAILS), SAME_DETAILS),
(errors.LookupNodeError(DETAILS), SAME_DETAILS),
(errors.LookupAgentIPError(DETAILS), SAME_DETAILS),
(errors.LookupAgentInterfaceError(DETAILS), SAME_DETAILS),
(errors.ImageDownloadError('image_id', DETAILS), DIFF_CL_DETAILS),
(errors.ImageChecksumError('image_id', '/foo/image_id',
'incorrect',
'correct'), DIFF_CL_DETAILS),
(errors.ImageWriteError('device', 'exit_code', 'stdout',
'stderr'), DIFF_CL_DETAILS),
(errors.ConfigDriveTooLargeError('filename',
'filesize'), DIFF_CL_DETAILS),
(errors.ConfigDriveWriteError('device', 'exit_code', 'stdout',
'stderr'), DIFF_CL_DETAILS),
(errors.SystemRebootError('exit_code', 'stdout',
'stderr'), DIFF_CL_DETAILS),
(errors.BlockDeviceEraseError(DETAILS), SAME_DETAILS),
(errors.BlockDeviceError(DETAILS), SAME_DETAILS),
(errors.VirtualMediaBootError(DETAILS), SAME_DETAILS),
(errors.UnknownNodeError(), DEFAULT_DETAILS),
(errors.UnknownNodeError(DETAILS), SAME_DETAILS),
(errors.HardwareManagerNotFound(), DEFAULT_DETAILS),
(errors.HardwareManagerNotFound(DETAILS), SAME_DETAILS),
(errors.HardwareManagerMethodNotFound('method'), DIFF_CL_DETAILS),
(errors.IncompatibleHardwareMethodError(), DEFAULT_DETAILS),
(errors.IncompatibleHardwareMethodError(DETAILS), SAME_DETAILS),
]
for (obj, check_details) in cases:
self._test_class(obj, check_details)
