Function suggest_single_disk_layout

archinstall/lib/disk/disk_menu.py:595–698

(
	device: BDevice,
	filesystem_type: FilesystemType | None = None,
	separate_home: bool | None = None,
)

async def suggest_single_disk_layout(
	device: BDevice,
	filesystem_type: FilesystemType | None = None,
	separate_home: bool | None = None,
) -> DeviceModification:
	if not filesystem_type:
		filesystem_type = await select_main_filesystem_format()

	sector_size = device.device_info.sector_size
	total_size = device.device_info.total_size
	available_space = total_size
	min_size_to_allow_home_part = Size(64, Unit.GiB, sector_size)

	if filesystem_type == FilesystemType.BTRFS:
		prompt = tr('Would you like to use BTRFS subvolumes with a default structure?') + '\n'

		result = await Confirmation(
			header=prompt,
			allow_skip=False,
			preset=True,
		).show()

		using_subvolumes = result.item() == MenuItem.yes()
		mount_options = await select_mount_options()
	else:
		using_subvolumes = False
		mount_options = []

	device_modification = DeviceModification(device, wipe=True)

	using_gpt = device_handler.partition_table.is_gpt()

	if using_gpt:
		available_space = available_space.gpt_end()

	available_space = available_space.align()

	# Used for reference: https://wiki.archlinux.org/title/partitioning

	boot_partition = _boot_partition(sector_size, using_gpt)
	device_modification.add_partition(boot_partition)

	if separate_home is False or using_subvolumes or total_size < min_size_to_allow_home_part:
		using_home_partition = False
	elif separate_home:
		using_home_partition = True
	else:
		prompt = tr('Would you like to create a separate partition for /home?') + '\n'

		result = await Confirmation(
			header=prompt,
			allow_skip=False,
			preset=True,
		).show()

		using_home_partition = result.item() == MenuItem.yes()

	# root partition