try to refactor some boot device code in preparation for imsm
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faea101e12
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@ -33,6 +33,7 @@ subiquity/common/api/tests/test_endtoend.py
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subiquity/common/api/tests/test_server.py
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subiquity/common/errorreport.py
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subiquity/common/filesystem/actions.py
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subiquity/common/filesystem/boot.py
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subiquity/common/filesystem/__init__.py
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subiquity/common/filesystem/labels.py
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subiquity/common/filesystem/manipulator.py
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@ -106,6 +107,7 @@ subiquity/__main__.py
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subiquity/models/filesystem.py
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subiquity/models/identity.py
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subiquity/models/__init__.py
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subiquity/models/kernel.py
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subiquity/models/keyboard.py
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subiquity/models/locale.py
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subiquity/models/mirror.py
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@ -126,6 +128,7 @@ subiquity/server/controllers/filesystem.py
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subiquity/server/controllers/identity.py
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subiquity/server/controllers/__init__.py
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subiquity/server/controllers/install.py
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subiquity/server/controllers/kernel.py
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subiquity/server/controllers/keyboard.py
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subiquity/server/controllers/locale.py
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subiquity/server/controllers/mirror.py
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@ -18,7 +18,7 @@ import functools
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from subiquitycore.gettext38 import pgettext
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from subiquity.common.filesystem import labels
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from subiquity.common.filesystem import boot, labels
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from subiquity.models.filesystem import (
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Bootloader,
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Disk,
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@ -341,12 +341,12 @@ _can_toggle_boot = make_checker(DeviceAction.TOGGLE_BOOT)
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@_can_toggle_boot.register(Disk)
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def _can_toggle_boot_disk(disk):
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if disk._is_boot_device():
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for disk2 in disk._m.all_disks():
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if disk2 is not disk and disk2._is_boot_device():
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if boot.is_boot_device(disk):
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for disk2 in boot.all_boot_devices(disk._m):
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if disk2 is not disk:
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return True
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return False
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elif disk._fs is not None or disk._constructed_device is not None:
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return False
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else:
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return disk._can_be_boot_disk()
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return boot.can_be_boot_device(disk)
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@ -0,0 +1,70 @@
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# Copyright 2021 Canonical, Ltd.
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Affero General Public License as
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# published by the Free Software Foundation, either version 3 of the
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# License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Affero General Public License for more details.
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#
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# You should have received a copy of the GNU Affero General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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import functools
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from subiquity.models.filesystem import (
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Disk,
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Bootloader,
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)
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@functools.singledispatch
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def is_boot_device(device):
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"""Is `device` a boot device?"""
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return False
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@is_boot_device.register(Disk)
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def _is_boot_device_disk(disk):
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bl = disk._m.bootloader
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if bl == Bootloader.NONE:
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return False
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elif bl == Bootloader.BIOS:
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return disk.grub_device
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elif bl in [Bootloader.PREP, Bootloader.UEFI]:
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return any(p.grub_device for p in disk._partitions)
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@functools.singledispatch
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def can_be_boot_device(device, *, with_reformatting=False):
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"""Can `device` be made into a boot device?
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If with_reformatting=True, return true if the device can be made
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into a boot device after reformatting.
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"""
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return False
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@can_be_boot_device.register(Disk)
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def _can_be_boot_device_disk(disk, *, with_reformatting=False):
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bl = disk._m.bootloader
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if disk._has_preexisting_partition() and not with_reformatting:
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if bl == Bootloader.BIOS:
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if disk.ptable == "msdos":
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return True
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else:
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return disk._partitions[0].flag == "bios_grub"
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elif bl == Bootloader.UEFI:
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return any(p.is_esp for p in disk._partitions)
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elif bl == Bootloader.PREP:
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return any(p.flag == "prep" for p in disk._partitions)
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else:
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return True
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def all_boot_devices(model):
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"""Return all current boot devices for `model`."""
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return [disk for disk in model.all_disks() if is_boot_device(disk)]
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@ -15,9 +15,7 @@
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import logging
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from subiquity.common.filesystem.actions import (
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DeviceAction,
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)
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from subiquity.common.filesystem import boot
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from subiquity.common.types import Bootloader
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from subiquity.models.filesystem import (
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align_up,
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@ -40,9 +38,8 @@ class FilesystemManipulator:
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mount = self.model.add_mount(fs, spec['mount'])
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if self.model.needs_bootloader_partition():
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vol = fs.volume
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if vol.type == "partition" and vol.device.type == "disk":
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if vol.device._can_be_boot_disk():
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self.add_boot_disk(vol.device)
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if vol.type == "partition" and boot.can_be_boot_device(vol.device):
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self.add_boot_disk(vol.device)
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return mount
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def delete_mount(self, mount):
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@ -216,7 +213,7 @@ class FilesystemManipulator:
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needs_boot = self.model.needs_bootloader_partition()
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log.debug('model needs a bootloader partition? {}'.format(needs_boot))
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can_be_boot = DeviceAction.TOGGLE_BOOT in DeviceAction.supported(disk)
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can_be_boot = boot.can_be_boot_device(disk)
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if needs_boot and len(disk.partitions()) == 0 and can_be_boot:
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part = self._create_boot_partition(disk)
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@ -338,9 +335,8 @@ class FilesystemManipulator:
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def add_boot_disk(self, new_boot_disk):
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bootloader = self.model.bootloader
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if not self.supports_resilient_boot:
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for disk in self.model.all_disks():
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if disk._is_boot_device():
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self.remove_boot_disk(disk)
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for disk in boot.all_boot_devices(self.model):
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self.remove_boot_disk(disk)
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if new_boot_disk._has_preexisting_partition():
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if bootloader == Bootloader.BIOS:
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new_boot_disk.grub_device = True
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@ -615,30 +615,6 @@ class Disk(_Device):
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def dasd(self):
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return self._m._one(type='dasd', device_id=self.device_id)
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def _can_be_boot_disk(self):
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bl = self._m.bootloader
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if self._has_preexisting_partition():
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if bl == Bootloader.BIOS:
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if self.ptable == "msdos":
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return True
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else:
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return self._partitions[0].flag == "bios_grub"
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elif bl == Bootloader.UEFI:
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return any(p.is_esp for p in self._partitions)
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elif bl == Bootloader.PREP:
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return any(p.flag == "prep" for p in self._partitions)
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else:
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return True
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def _is_boot_device(self):
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bl = self._m.bootloader
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if bl == Bootloader.NONE:
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return False
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elif bl == Bootloader.BIOS:
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return self.grub_device
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elif bl in [Bootloader.PREP, Bootloader.UEFI]:
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return any(p.grub_device for p in self._partitions)
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@property
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def ok_for_raid(self):
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if self._fs is not None:
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@ -40,7 +40,7 @@ from subiquity.common.errorreport import ErrorReportKind
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from subiquity.common.filesystem.actions import (
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DeviceAction,
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)
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from subiquity.common.filesystem import labels
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from subiquity.common.filesystem import boot, labels
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from subiquity.common.filesystem.manipulator import FilesystemManipulator
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from subiquity.common.types import (
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Bootloader,
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@ -226,8 +226,9 @@ class FilesystemController(SubiquityController, FilesystemManipulator):
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status=ProbeStatus.DONE,
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error_report=self.full_probe_error(),
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disks=[
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labels.for_client(d, min_size=min_size)
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for d in self.model._all(type='disk')
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labels.for_client(device, min_size=min_size)
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for device in self.model._actions
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if boot.can_be_boot_device(device, with_reformatting=True)
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])
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async def guided_POST(self, choice: Optional[GuidedChoice]) \
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@ -63,7 +63,7 @@ from subiquitycore.view import BaseView
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from subiquity.common.filesystem.actions import (
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DeviceAction,
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)
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from subiquity.common.filesystem import labels
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from subiquity.common.filesystem import boot, labels
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from subiquity.models.filesystem import (
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humanize_size,
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)
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@ -286,7 +286,7 @@ class DeviceList(WidgetWrap):
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self.parent.refresh_model_inputs()
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def _disk_TOGGLE_BOOT(self, disk):
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if disk._is_boot_device():
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if boot.is_boot_device(disk):
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self.parent.controller.remove_boot_disk(disk)
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else:
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self.parent.controller.add_boot_disk(disk)
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@ -329,13 +329,12 @@ class DeviceList(WidgetWrap):
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ptype=device.ptable_for_new_partition().upper())
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def _label_TOGGLE_BOOT(self, action, device):
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if device._is_boot_device():
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if boot.is_boot_device(device):
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return _("Stop Using As Boot Device")
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else:
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if self.parent.controller.supports_resilient_boot:
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for other in self.parent.model.all_disks():
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if other._is_boot_device():
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return _("Add As Another Boot Device")
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if boot.all_boot_devices(self.parent.model):
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return _("Add As Another Boot Device")
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return _("Use As Boot Device")
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def _action_menu_for_device(self, device):
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