352 lines
11 KiB
Python
352 lines
11 KiB
Python
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#
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# Installation tasks
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#
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# Copyright (C) 2019 Red Hat, Inc.
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#
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# This copyrighted material is made available to anyone wishing to use,
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# modify, copy, or redistribute it subject to the terms and conditions of
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# the GNU General Public License v.2, or (at your option) any later version.
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# This program is distributed in the hope that it will be useful, but WITHOUT
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# ANY WARRANTY expressed or implied, including the implied warranties of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
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# Public License for more details. You should have received a copy of the
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# GNU General Public License along with this program; if not, write to the
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# Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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# 02110-1301, USA. Any Red Hat trademarks that are incorporated in the
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# source code or documentation are not subject to the GNU General Public
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# License and may only be used or replicated with the express permission of
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# Red Hat, Inc.
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#
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from blivet import arch
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from blivet.devices import BTRFSDevice
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from pyanaconda.core.constants import PAYLOAD_TYPE_RPM_OSTREE, PAYLOAD_LIVE_TYPES
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from pyanaconda.modules.payloads.payload.rpm_ostree.util import have_bootupd
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from pyanaconda.modules.storage.bootloader import BootLoaderError
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from pyanaconda.modules.storage.bootloader.systemd import SystemdBoot
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from pyanaconda.core.util import execWithRedirect
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from pyanaconda.modules.common.errors.installation import BootloaderInstallationError
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from pyanaconda.modules.storage.constants import BootloaderMode
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from pyanaconda.anaconda_loggers import get_module_logger
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from pyanaconda.modules.storage.bootloader.utils import configure_boot_loader, \
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recreate_initrds, create_rescue_images, create_bls_entries
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from pyanaconda.core.configuration.anaconda import conf
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from pyanaconda.modules.common.task import Task
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log = get_module_logger(__name__)
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__all__ = ["ConfigureBootloaderTask", "InstallBootloaderTask", "FixBTRFSBootloaderTask",
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"FixZIPLBootloaderTask", "RecreateInitrdsTask", "CreateRescueImagesTask",
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"CreateBLSEntriesTask", "CollectKernelArgumentsTask"]
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class CreateRescueImagesTask(Task):
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"""Installation task that creates rescue images."""
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def __init__(self, payload_type, kernel_versions, sysroot):
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"""Create a new task."""
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super().__init__()
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self._payload_type = payload_type
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self._versions = kernel_versions
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self._sysroot = sysroot
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@property
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def name(self):
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return "Create rescue images"
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def run(self):
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"""Run the task."""
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# Live payloads need to create rescue images
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# before the bootloader is written on the system.
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if self._payload_type not in PAYLOAD_LIVE_TYPES:
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log.debug("Only live payloads require this fix.")
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return
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create_rescue_images(
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sysroot=self._sysroot,
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kernel_versions=self._versions
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)
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class ConfigureBootloaderTask(Task):
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"""Installation task for the bootloader configuration."""
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def __init__(self, storage, mode, payload_type, kernel_versions, sysroot):
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"""Create a new task."""
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super().__init__()
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self._storage = storage
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self._mode = mode
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self._payload_type = payload_type
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self._versions = kernel_versions
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self._sysroot = sysroot
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@property
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def name(self):
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return "Configure the bootloader"
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def run(self):
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"""Run the task."""
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if self._payload_type == PAYLOAD_TYPE_RPM_OSTREE:
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log.debug("Don't configure bootloader on rpm-ostree systems.")
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return
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if conf.target.is_directory:
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log.debug("The bootloader configuration is disabled for dir installations.")
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return
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if self._mode == BootloaderMode.DISABLED:
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log.debug("The bootloader configuration is disabled.")
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return
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configure_boot_loader(
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sysroot=self._sysroot,
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storage=self._storage,
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kernel_versions=self._versions
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)
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class CollectKernelArgumentsTask(Task):
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"""Installation task for collecting the kernel arguments."""
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def __init__(self, storage, mode):
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"""Create a new task."""
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super().__init__()
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self._storage = storage
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self._mode = mode
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@property
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def name(self):
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"""Name of the task."""
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return "Collect kernel arguments"
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@property
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def _bootloader(self):
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"""Representation of the bootloader."""
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return self._storage.bootloader
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def run(self):
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"""Run the task."""
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if conf.target.is_directory:
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log.debug("The bootloader installation is disabled for dir installations.")
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return
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if self._mode == BootloaderMode.DISABLED:
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log.debug("The bootloader installation is disabled.")
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return
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if self._mode == BootloaderMode.SKIPPED:
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log.debug("The bootloader installation is skipped.")
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return
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log.debug("Collecting the kernel arguments.")
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stage1_device = self._bootloader.stage1_device
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log.info("boot loader stage1 target device is %s", stage1_device.name)
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stage2_device = self._bootloader.stage2_device
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log.info("boot loader stage2 target device is %s", stage2_device.name)
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self._bootloader.collect_arguments(self._storage)
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class InstallBootloaderTask(Task):
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"""Installation task for the bootloader."""
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def __init__(self, storage, mode, payload_type, sysroot):
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"""Create a new task."""
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super().__init__()
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self._storage = storage
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self._mode = mode
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self._payload_type = payload_type
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self._sysroot = sysroot
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@property
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def name(self):
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"""Name of the task."""
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return "Install the bootloader"
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@property
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def _bootloader(self):
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"""Representation of the bootloader."""
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return self._storage.bootloader
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def run(self):
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"""Run the task.
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:raise: BootloaderInstallationError if the installation fails
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"""
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if conf.target.is_directory:
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log.debug("The bootloader installation is disabled for dir installations.")
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return
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if self._mode == BootloaderMode.DISABLED:
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log.debug("The bootloader installation is disabled.")
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return
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if self._mode == BootloaderMode.SKIPPED:
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log.debug("The bootloader installation is skipped.")
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return
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if self._payload_type == PAYLOAD_TYPE_RPM_OSTREE and have_bootupd(self._sysroot):
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log.debug("Will not install regular bootloader for ostree with bootupd")
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return
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log.debug("Installing the boot loader.")
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try:
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self._bootloader.prepare()
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self._bootloader.write()
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except BootLoaderError as e:
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log.exception("Bootloader installation has failed: %s", e)
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raise BootloaderInstallationError(str(e)) from None
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class CreateBLSEntriesTask(Task):
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"""The installation task that creates BLS entries."""
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def __init__(self, storage, payload_type, kernel_versions, sysroot):
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"""Create a new task."""
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super().__init__()
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self._storage = storage
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self._payload_type = payload_type
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self._versions = kernel_versions
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self._sysroot = sysroot
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@property
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def name(self):
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return "Create the BLS entries"
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def run(self):
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"""Run the task."""
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if self._payload_type not in PAYLOAD_LIVE_TYPES:
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log.debug("Only live payloads require this fix.")
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return
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create_bls_entries(
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sysroot=self._sysroot,
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storage=self._storage,
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kernel_versions=self._versions
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)
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class RecreateInitrdsTask(Task):
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"""Installation task that recreates the initrds."""
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def __init__(self, storage, payload_type, kernel_versions, sysroot):
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"""Create a new task."""
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super().__init__()
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self._storage = storage
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self._payload_type = payload_type
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self._versions = kernel_versions
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self._sysroot = sysroot
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@property
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def name(self):
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return "Recreate the initrds"
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def run(self):
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"""Run the task."""
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# For rpm-ostree payloads, we're replicating an initramfs
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# from a compose server, and should never be regenerating
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# them per-machine.
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if self._payload_type == PAYLOAD_TYPE_RPM_OSTREE:
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log.debug("Don't regenerate initramfs on rpm-ostree systems.")
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return
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if isinstance(self._storage.bootloader, SystemdBoot):
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log.debug("Don't regenerate initramfs on systemd-boot systems.")
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return
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recreate_initrds(
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sysroot=self._sysroot,
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kernel_versions=self._versions
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)
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class FixBTRFSBootloaderTask(Task):
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"""Installation task fixing the bootloader on BTRFS.
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This works around 2 problems, /boot on BTRFS and BTRFS installations
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where the initrd is recreated after the first writeBootLoader call.
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This reruns it after the new initrd has been created, fixing the
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kernel root and subvol args and adding the missing initrd entry.
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"""
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def __init__(self, storage, mode, payload_type, kernel_versions, sysroot):
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"""Create a new task."""
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super().__init__()
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self._storage = storage
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self._mode = mode
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self._payload_type = payload_type
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self._versions = kernel_versions
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self._sysroot = sysroot
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@property
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def name(self):
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return "Fix the bootloader on BTRFS"
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def run(self):
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"""Run the task."""
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if self._payload_type not in PAYLOAD_LIVE_TYPES:
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log.debug("Only live payloads require this fix.")
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return
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if conf.target.is_directory:
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log.debug("The bootloader installation is disabled for dir installations.")
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return
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if self._mode == BootloaderMode.DISABLED:
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log.debug("The bootloader installation is disabled.")
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return
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if not isinstance(self._storage.mountpoints.get("/"), BTRFSDevice):
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log.debug("The bootloader is not on BTRFS.")
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return
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ConfigureBootloaderTask(
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self._storage,
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self._mode,
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self._payload_type,
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self._versions,
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self._sysroot
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).run()
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InstallBootloaderTask(
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self._storage,
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self._mode,
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self._payload_type,
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self._sysroot
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).run()
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class FixZIPLBootloaderTask(Task):
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"""Installation task fixing the ZIPL bootloader.
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Invoking zipl should be the last thing done on a s390x installation (see #1652727, #2022841).
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"""
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def __init__(self, mode):
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"""Create a new task."""
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super().__init__()
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self._mode = mode
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@property
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def name(self):
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return "Rerun zipl"
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def run(self):
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"""Run the task."""
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if not arch.is_s390():
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log.debug("ZIPL can be run only on s390x.")
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return
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if conf.target.is_directory:
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log.debug("The bootloader installation is disabled for dir installations.")
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return
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if self._mode == BootloaderMode.DISABLED:
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log.debug("The bootloader installation is disabled.")
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return
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execWithRedirect("zipl", [], root=conf.target.system_root)
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