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Refactor suggest_single_disk_layout() (#2508)

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codefiles 2024-05-17 08:57:03 -04:00 committed by GitHub
parent 8b8b668414
commit 15ee84b7c9
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1 changed files with 26 additions and 29 deletions
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55
archinstall/lib/interactions/disk_conf.py
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@ -257,9 +257,9 @@ def select_mount_options() -> List[str]:
return []
def process_root_partition_size(available_space: disk.Size, sector_size: disk.SectorSize) -> disk.Size:
def process_root_partition_size(total_size: disk.Size, sector_size: disk.SectorSize) -> disk.Size:
# root partition size processing
total_device_size = available_space.convert(disk.Unit.GiB)
total_device_size = total_size.convert(disk.Unit.GiB)
if total_device_size.value > 500:
# maximum size
return disk.Size(value=50, unit=disk.Unit.GiB, sector_size=sector_size)
@ -283,23 +283,26 @@ def suggest_single_disk_layout(
sector_size = device.device_info.sector_size
total_size = device.device_info.total_size
available_space = total_size
min_size_to_allow_home_part = disk.Size(40, disk.Unit.GiB, sector_size)
root_partition_size = process_root_partition_size(available_space=total_size, sector_size=sector_size)
using_subvolumes = False
using_home_partition = False
mount_options = []
device_size_gib = device.device_info.total_size
if filesystem_type == disk.FilesystemType.Btrfs:
prompt = str(_('Would you like to use BTRFS subvolumes with a default structure?'))
choice = Menu(prompt, Menu.yes_no(), skip=False, default_option=Menu.yes()).run()
using_subvolumes = choice.value == Menu.yes()
mount_options = select_mount_options()
else:
using_subvolumes = False
mount_options = []
device_modification = disk.DeviceModification(device, wipe=True)
using_gpt = SysInfo.has_uefi()
if using_gpt:
# Remove space for end alignment buffer
available_space -= disk.Size(1, disk.Unit.MiB, sector_size)
# Used for reference: https://wiki.archlinux.org/title/partitioning
# 2 MiB is unallocated for GRUB on BIOS. Potentially unneeded for other bootloaders?
@ -314,30 +317,27 @@ def suggest_single_disk_layout(
boot_partition = _boot_partition(sector_size, using_gpt)
device_modification.add_partition(boot_partition)
if not using_subvolumes:
if device_size_gib >= min_size_to_allow_home_part:
if separate_home is None:
prompt = str(_('Would you like to create a separate partition for /home?'))
choice = Menu(prompt, Menu.yes_no(), skip=False, default_option=Menu.yes()).run()
using_home_partition = choice.value == Menu.yes()
elif separate_home is True:
using_home_partition = True
else:
using_home_partition = False
align_buffer = disk.Size(1, disk.Unit.MiB, sector_size)
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 = str(_('Would you like to create a separate partition for /home?'))
choice = Menu(prompt, Menu.yes_no(), skip=False, default_option=Menu.yes()).run()
using_home_partition = choice.value == Menu.yes()
# root partition
root_start = boot_partition.start + boot_partition.length
# Set a size for / (/root)
if using_subvolumes or device_size_gib < min_size_to_allow_home_part or not using_home_partition:
root_length = total_size - root_start
if using_home_partition:
root_length = process_root_partition_size(total_size, sector_size)
else:
root_length = min(total_size, root_partition_size)
if using_gpt and not using_home_partition:
root_length -= align_buffer
root_length = available_space - root_start
root_partition = disk.PartitionModification(
status=disk.ModificationStatus.Create,
@ -368,10 +368,7 @@ def suggest_single_disk_layout(
# But we want to be able to reuse data between re-installs..
# A second partition for /home would be nice if we have the space for it
home_start = root_partition.start + root_partition.length
home_length = total_size - home_start
if using_gpt:
home_length -= align_buffer
home_length = available_space - home_start
home_partition = disk.PartitionModification(
status=disk.ModificationStatus.Create,