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image: use IMG_FILE_BOOT_DEFAULT_SIZE to calculate shrunk boot partition size

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This commit is contained in:
InsanePrawn 2023-07-09 19:57:24 +02:00
parent dd4a4212a3
commit 095ecb672f
2 changed files with 18 additions and 5 deletions
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16
image/cli.py
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@ -114,6 +114,16 @@ def cmd_build(
profile: Profile = config.get_profile(profile_name)
flavour = get_profile_flavour(profile_name)
rootfs_size_mb = flavour.parse_flavourinfo().rootfs_size * 1000 + int(profile.size_extra_mb)
bootfs_size_str = IMG_FILE_BOOT_DEFAULT_SIZE
bootfs_size_mb = -1
if bootfs_size_str.endswith('M'):
bootfs_size_mb = int(bootfs_size_str.rstrip('M'))
elif bootfs_size_str.endswith('G'):
bootfs_size_mb = int(bootfs_size_str.rstrip('G')) * 1024
elif not bootfs_size_str.isdecimal():
raise Exception(f"Couldn't part bootfs target size as megabytes: {bootfs_size_str}")
else:
bootfs_size_mb = int(bootfs_size_str)
if encryption is None:
encryption = profile.encryption
@ -142,11 +152,11 @@ def cmd_build(
makedir(os.path.dirname(image_path))
logging.info(f'Creating new file at {image_path}')
create_img_file(image_path, f"{rootfs_size_mb}M")
create_img_file(image_path, f"{rootfs_size_mb + bootfs_size_mb}M")
loop_device = losetup_rootfs_image(image_path, sector_size or device.get_image_sectorsize_default())
partition_device(loop_device)
partition_device(loop_device, boot_partition_size=bootfs_size_str)
partprobe(loop_device)
boot_dev: str
@ -159,7 +169,7 @@ def cmd_build(
root_dev = loop_root
else:
logging.info('Creating per-partition image files')
boot_dev = create_img_file(get_image_path(device, flavour, 'boot'), IMG_FILE_BOOT_DEFAULT_SIZE)
boot_dev = create_img_file(get_image_path(device, flavour, 'boot'), f'{bootfs_size_mb}M')
root_dev = create_img_file(get_image_path(device, flavour, 'root'), f'{rootfs_size_mb - 200}M')
root_dev_raw = root_dev

7
image/image.py
View file

@ -356,8 +356,11 @@ def create_img_file(image_path: str, size_str: str):
return image_path
def partition_device(device: str):
boot_partition_size = '100MiB'
def partition_device(device: str, boot_partition_size: Optional[str] = None):
if boot_partition_size is None:
boot_partition_size = IMG_FILE_BOOT_DEFAULT_SIZE
if boot_partition_size and boot_partition_size[-1] in ['M', 'G', 'K']:
boot_partition_size = f'{boot_partition_size}iB'
create_partition_table = ['mklabel', 'msdos']
create_boot_partition = ['mkpart', 'primary', 'ext2', '0%', boot_partition_size]
create_root_partition = ['mkpart', 'primary', boot_partition_size, '100%']