2342 lines
82 KiB
Python
2342 lines
82 KiB
Python
# bootloader.py
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# Anaconda's bootloader configuration module.
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#
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# Copyright (C) 2011 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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# Red Hat Author(s): David Lehman <dlehman@redhat.com>
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# Matthew Miller <mattdm@redhat.com> (extlinux portion)
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#
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import collections
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import os
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import re
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import struct
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from parted import PARTITION_BIOS_GRUB
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from pyanaconda import iutil
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from blivet.devicelibs import mdraid
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from pyanaconda.isys import sync
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from pyanaconda.product import productName
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from pyanaconda.flags import flags
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from pyanaconda.constants import ROOT_PATH
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from blivet.errors import StorageError
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from blivet.fcoe import fcoe
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import pyanaconda.network
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from pyanaconda.nm import nm_device_hwaddress
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from blivet import platform
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from pyanaconda.i18n import _, N_
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import logging
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log = logging.getLogger("anaconda")
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def get_boot_block(device, seek_blocks=0):
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status = device.status
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if not status:
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try:
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device.setup()
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except StorageError:
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return ""
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block_size = device.partedDevice.sectorSize
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fd = os.open(device.path, os.O_RDONLY)
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if seek_blocks:
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os.lseek(fd, seek_blocks * block_size, 0)
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block = os.read(fd, 512)
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os.close(fd)
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if not status:
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try:
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device.teardown(recursive=True)
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except StorageError:
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pass
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return block
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def is_windows_boot_block(block):
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try:
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windows = (len(block) >= 512 and
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struct.unpack("H", block[0x1fe: 0x200]) == (0xaa55,))
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except struct.error:
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windows = False
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return windows
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def has_windows_boot_block(device):
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return is_windows_boot_block(get_boot_block(device))
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class serial_opts(object):
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def __init__(self):
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self.speed = None
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self.parity = None
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self.word = None
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self.stop = None
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self.flow = None
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def parse_serial_opt(arg):
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"""Parse and split serial console options.
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Documentation/kernel-parameters.txt says:
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ttyS<n>[,options]
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Use the specified serial port. The options are of
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the form "bbbbpnf", where "bbbb" is the baud rate,
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"p" is parity ("n", "o", or "e"), "n" is number of
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bits, and "f" is flow control ("r" for RTS or
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omit it). Default is "9600n8".
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but note that everything after the baud rate is optional, so these are
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all valid: 9600, 19200n, 38400n8, 9600e7r.
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Also note that the kernel assumes 1 stop bit; this can't be changed.
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"""
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opts = serial_opts()
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m = re.match(r'\d+', arg)
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if m is None:
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return opts
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opts.speed = m.group()
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idx = len(opts.speed)
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try:
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opts.parity = arg[idx+0]
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opts.word = arg[idx+1]
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opts.flow = arg[idx+2]
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except IndexError:
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pass
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return opts
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class BootLoaderError(Exception):
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pass
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class Arguments(set):
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ordering_dict = {
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"rhgb" : 99,
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"quiet" : 100
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}
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def _merge_ip(self):
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"""
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Find ip= arguments targetting the same interface and merge them.
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"""
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# partition the input
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def partition_p(arg):
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# we are only interested in ip= parameters that use some kind of
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# automatic network setup:
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return arg.startswith("ip=") and arg.count(":") == 1
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ip_params = filter(partition_p, self)
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rest = set(filter(lambda p: not partition_p(p), self))
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# split at the colon:
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ip_params = map(lambda p: p.split(":"), ip_params)
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# create mapping from nics to their configurations
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config = collections.defaultdict(list)
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for (nic, cfg) in ip_params:
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config[nic].append(cfg)
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# generate the new parameters:
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ip_params = set()
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for nic in config:
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ip_params.add("%s:%s" % (nic, ",".join(sorted(config[nic]))))
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# update the set
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self.clear()
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self.update(rest)
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self.update(ip_params)
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return self
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def __str__(self):
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self._merge_ip()
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# sort the elements according to their values in ordering_dict. The
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# higher the number the closer to the final string the argument
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# gets. The default is 50.
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lst = sorted(self, key=lambda s: self.ordering_dict.get(s, 50))
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return " ".join(lst)
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class BootLoaderImage(object):
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""" Base class for bootloader images. Suitable for non-linux OS images. """
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def __init__(self, device=None, label=None, short=None):
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self.label = label
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self.short_label = short
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self.device = device
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class LinuxBootLoaderImage(BootLoaderImage):
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def __init__(self, device=None, label=None, short=None, version=None):
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super(LinuxBootLoaderImage, self).__init__(device=device, label=label)
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self.label = label # label string
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self.short_label = short # shorter label string
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self.device = device # StorageDevice instance
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self.version = version # kernel version string
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self._kernel = None # filename string
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self._initrd = None # filename string
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@property
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def kernel(self):
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filename = self._kernel
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if self.version and not filename:
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filename = "vmlinuz-%s" % self.version
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return filename
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@property
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def initrd(self):
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filename = self._initrd
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if self.version and not filename:
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filename = "initramfs-%s.img" % self.version
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return filename
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class TbootLinuxBootLoaderImage(LinuxBootLoaderImage):
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_multiboot = "tboot.gz" # filename string
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_mbargs = ["logging=vga,serial,memory"]
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_args = ["intel_iommu=on"]
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def __init__(self, device=None, label=None, short=None, version=None):
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super(TbootLinuxBootLoaderImage, self).__init__(
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device=device, label=label,
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short=short, version=version)
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@property
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def multiboot(self):
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return self._multiboot
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@property
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def mbargs(self):
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return self._mbargs
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@property
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def args(self):
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return self._args
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class BootLoader(object):
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name = "Generic Bootloader"
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packages = []
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config_file = None
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config_file_mode = 0600
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can_dual_boot = False
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can_update = False
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image_label_attr = "label"
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encryption_support = False
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stage2_is_valid_stage1 = False
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# requirements for stage2 devices
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stage2_device = None
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stage2_device_types = []
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stage2_raid_levels = []
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stage2_raid_metadata = []
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stage2_raid_member_types = []
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stage2_mountpoints = ["/boot", "/"]
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stage2_bootable = False
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stage2_must_be_primary = True
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stage2_description = N_("/boot filesystem")
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stage2_max_end_mb = 2 * 1024 * 1024
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@property
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def stage2_format_types(self):
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return ["ext4", "ext3", "ext2"]
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# this is so stupid...
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global_preserve_args = ["speakup_synth", "apic", "noapic", "apm", "ide",
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"noht", "acpi", "video", "pci", "nodmraid",
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"nompath", "nomodeset", "noiswmd", "fips",
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"selinux", "biosdevname"]
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preserve_args = []
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_trusted_boot = False
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def __init__(self):
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self.boot_args = Arguments()
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self.dracut_args = Arguments()
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self.disks = []
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self._disk_order = []
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# timeout in seconds
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self._timeout = None
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self.password = None
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# console/serial stuff
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self.console = ""
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self.console_options = ""
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self._set_console()
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# list of BootLoaderImage instances representing bootable OSs
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self.linux_images = []
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self.chain_images = []
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# default image
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self._default_image = None
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self._update_only = False
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self.skip_bootloader = False
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self.errors = []
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self.warnings = []
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self.reset()
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def reset(self):
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""" Reset stage1 and stage2 values """
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# the device the bootloader will be installed on
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self.stage1_device = None
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# the "boot disk", meaning the disk stage1 _will_ go on
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self.stage1_disk = None
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self.stage2_device = None
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self.stage2_is_preferred_stage1 = False
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self.errors = []
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self.problems = []
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self.warnings = []
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#
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# disk list access
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#
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# pylint: disable-msg=E0202
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@property
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def disk_order(self):
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"""Potentially partial order for disks."""
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return self._disk_order
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# pylint: disable-msg=E0102,E0202,E1101
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@disk_order.setter
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def disk_order(self, order):
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log.debug("new disk order: %s", order)
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self._disk_order = order
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if self.disks:
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self._sort_disks()
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def _sort_disks(self):
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"""Sort the internal disk list. """
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for name in reversed(self.disk_order):
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try:
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idx = [d.name for d in self.disks].index(name)
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except ValueError:
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log.error("bios order specified unknown disk %s", name)
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continue
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self.disks.insert(0, self.disks.pop(idx))
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def set_disk_list(self, disks):
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self.disks = disks[:]
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self._sort_disks()
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#
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# image list access
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#
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# pylint: disable-msg=E0202
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@property
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def default(self):
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"""The default image."""
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if not self._default_image and self.linux_images:
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self._default_image = self.linux_images[0]
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return self._default_image
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# pylint: disable-msg=E0102,E0202,E1101
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@default.setter
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def default(self, image):
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if image not in self.images:
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raise ValueError("new default image not in image list")
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log.debug("new default image: %s", image)
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self._default_image = image
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@property
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def images(self):
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""" List of OS images that will be included in the configuration. """
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all_images = self.linux_images
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all_images.extend(i for i in self.chain_images if i.label)
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return all_images
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def clear_images(self):
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"""Empty out the image list."""
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self.linux_images = []
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self.chain_images = []
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def add_image(self, image):
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"""Add a BootLoaderImage instance to the image list."""
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if isinstance(image, LinuxBootLoaderImage):
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self.linux_images.append(image)
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else:
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self.chain_images.append(image)
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def image_label(self, image):
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"""Return the appropriate image label for this bootloader."""
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return getattr(image, self.image_label_attr)
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#
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# platform-specific data access
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#
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@property
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def disklabel_types(self):
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return platform.platform._disklabel_types
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@property
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def device_descriptions(self):
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return platform.platform.bootStage1ConstraintDict["descriptions"]
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#
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# constraint checking for target devices
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#
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def _is_valid_md(self, device, raid_levels=None,
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metadata=None, member_types=None, desc=""):
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ret = True
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if device.type != "mdarray":
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return ret
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if raid_levels and device.level not in raid_levels:
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levels_str = ",".join("RAID%d" % l for l in raid_levels)
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self.errors.append(_("RAID sets that contain '%(desc)s' must have one "
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"of the following raid levels: %(raid_level)s.")
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% {"desc" : desc, "raid_level" : levels_str})
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ret = False
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# new arrays will be created with an appropriate metadata format
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if device.exists and \
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metadata and device.metadataVersion not in metadata:
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self.errors.append(_("RAID sets that contain '%(desc)s' must have one "
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"of the following metadata versions: %(metadata_versions)s.")
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% {"desc": desc, "metadata_versions": ",".join(metadata)})
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ret = False
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if member_types:
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for member in device.devices:
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if not self._device_type_match(member, member_types):
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self.errors.append(_("RAID sets that contain '%(desc)s' must "
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"have one of the following device "
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"types: %(types)s.")
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% {"desc" : desc, "types" : ",".join(member_types)})
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ret = False
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log.debug("_is_valid_md(%s) returning %s", device.name, ret)
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return ret
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def _is_valid_disklabel(self, device, disklabel_types=None):
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ret = True
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if self.disklabel_types:
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for disk in device.disks:
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label_type = getattr(disk.format, "labelType", None)
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if not label_type or label_type not in self.disklabel_types:
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types_str = ",".join(disklabel_types)
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self.errors.append(_("%(name)s must have one of the following "
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"disklabel types: %(types)s.")
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% {"name" : device.name, "types" : types_str})
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ret = False
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log.debug("_is_valid_disklabel(%s) returning %s", device.name, ret)
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return ret
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def _is_valid_format(self, device, format_types=None, mountpoints=None,
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desc=""):
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ret = True
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if format_types and device.format.type not in format_types:
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self.errors.append(_("%(desc)s cannot be of type %(type)s.")
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% {"desc" : desc, "type" : device.format.type})
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ret = False
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if mountpoints and hasattr(device.format, "mountpoint") \
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and device.format.mountpoint not in mountpoints:
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self.errors.append(_("%(desc)s must be mounted on one of %(mountpoints)s.")
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% {"desc" : desc, "mountpoints" : ", ".join(mountpoints)})
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ret = False
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log.debug("_is_valid_format(%s) returning %s", device.name, ret)
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return ret
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def _is_valid_size(self, device, desc=""):
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ret = True
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msg = None
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errors = []
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if device.format.minSize and device.format.maxSize:
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msg = (_("%(desc)s must be between %(min)d and %(max)d MB in size")
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% {"desc" : desc, "min" : device.format.minSize,
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"max" : device.format.maxSize})
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if device.format.minSize and device.size < device.format.minSize:
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if msg is None:
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errors.append(_("%(desc)s must not be smaller than %(min)dMB.")
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% {"desc" : desc, "min" : device.format.minSize})
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else:
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errors.append(msg)
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ret = False
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if device.format.maxSize and device.size > device.format.maxSize:
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if msg is None:
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errors.append(_("%(desc)s must not be larger than %(max)dMB.")
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% {"desc" : desc, "max" : device.format.maxSize})
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elif msg not in errors:
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# don't add the same error string twice
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errors.append(msg)
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ret = False
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log.debug("_is_valid_size(%s) returning %s", device.name, ret)
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return ret
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def _is_valid_location(self, device, max_mb=None, desc=""):
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ret = True
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if max_mb and device.type == "partition" and device.partedPartition:
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end_sector = device.partedPartition.geometry.end
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sector_size = device.partedPartition.disk.device.sectorSize
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end_mb = (sector_size * end_sector) / (1024.0 * 1024.0)
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if end_mb > max_mb:
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self.errors.append(_("%(desc)s must be within the first %(max_mb)dMB of "
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"the disk.") % {"desc": desc, "max_mb": max_mb})
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ret = False
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log.debug("_is_valid_location(%s) returning %s", device.name, ret)
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return ret
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def _is_valid_partition(self, device, primary=None, desc=""):
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ret = True
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if device.type == "partition" and primary and not device.isPrimary:
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self.errors.append(_("%s must be on a primary partition.") % desc)
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ret = False
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log.debug("_is_valid_partition(%s) returning %s", device.name, ret)
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return ret
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|
|
#
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# target/stage1 device access
|
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#
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def _device_type_index(self, device, types):
|
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""" Return the index of the matching type in types to device's type.
|
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|
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Return None if no match is found. """
|
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index = None
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try:
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index = types.index(device.type)
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except ValueError:
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if "disk" in types and device.isDisk:
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index = types.index("disk")
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return index
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|
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def _device_type_match(self, device, types):
|
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""" Return True if device is of one of the types in the list types. """
|
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return self._device_type_index(device, types) is not None
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|
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def device_description(self, device):
|
|
device_types = self.device_descriptions.keys()
|
|
idx = self._device_type_index(device, device_types)
|
|
if idx is None:
|
|
raise ValueError("No description available for %s" % device.type)
|
|
|
|
# this looks unnecessarily complicated, but it handles the various
|
|
# device types that we treat as disks
|
|
return self.device_descriptions[device_types[idx]]
|
|
|
|
def set_preferred_stage1_type(self, preferred):
|
|
""" Set a preferred type of stage1 device. """
|
|
if not self.stage2_is_valid_stage1:
|
|
# "partition" means first sector of stage2 and is only meaningful
|
|
# for bootloaders that can use stage2 as stage1
|
|
return
|
|
|
|
if preferred == "mbr":
|
|
# "mbr" is already the default
|
|
return
|
|
|
|
# partition means "use the stage2 device for a stage1 device"
|
|
self.stage2_is_preferred_stage1 = True
|
|
|
|
def is_valid_stage1_device(self, device, early=False):
|
|
""" Return True if the device is a valid stage1 target device.
|
|
|
|
Also collect lists of errors and warnings.
|
|
|
|
The criteria for being a valid stage1 target device vary from
|
|
platform to platform. On some platforms a disk with an msdos
|
|
disklabel is a valid stage1 target, while some platforms require
|
|
a special device. Some examples of these special devices are EFI
|
|
system partitions on EFI machines, PReP boot partitions on
|
|
iSeries, and Apple bootstrap partitions on Mac.
|
|
|
|
The 'early' keyword argument is a boolean flag indicating whether
|
|
or not this check is being performed at a point where the mountpoint
|
|
cannot be expected to be set for things like EFI system partitions.
|
|
"""
|
|
self.errors = []
|
|
self.warnings = []
|
|
valid = True
|
|
constraint = platform.platform.bootStage1ConstraintDict
|
|
|
|
if device is None:
|
|
return False
|
|
|
|
if not self._device_type_match(device, constraint["device_types"]):
|
|
log.debug("stage1 device cannot be of type %s", device.type)
|
|
return False
|
|
|
|
description = self.device_description(device)
|
|
|
|
if self.stage2_is_valid_stage1 and device == self.stage2_device:
|
|
# special case
|
|
valid = (self.stage2_is_preferred_stage1 and
|
|
self.is_valid_stage2_device(device))
|
|
|
|
# we'll be checking stage2 separately so don't duplicate messages
|
|
self.problems = []
|
|
self.warnings = []
|
|
return valid
|
|
|
|
if device.protected:
|
|
valid = False
|
|
|
|
if not self._is_valid_disklabel(device,
|
|
disklabel_types=self.disklabel_types):
|
|
valid = False
|
|
|
|
if not self._is_valid_size(device, desc=description):
|
|
valid = False
|
|
|
|
if not self._is_valid_location(device,
|
|
max_mb=constraint["max_end_mb"],
|
|
desc=description):
|
|
valid = False
|
|
|
|
if not self._is_valid_md(device,
|
|
raid_levels=constraint["raid_levels"],
|
|
metadata=constraint["raid_metadata"],
|
|
member_types=constraint["raid_member_types"],
|
|
desc=description):
|
|
valid = False
|
|
|
|
if not self.stage2_bootable and not getattr(device, "bootable", True):
|
|
log.warning("%s not bootable", device.name)
|
|
|
|
# XXX does this need to be here?
|
|
if getattr(device.format, "label", None) in ("ANACONDA", "LIVE"):
|
|
log.info("ignoring anaconda boot disk")
|
|
valid = False
|
|
|
|
if early:
|
|
mountpoints = []
|
|
else:
|
|
mountpoints = constraint["mountpoints"]
|
|
|
|
if not self._is_valid_format(device,
|
|
format_types=constraint["format_types"],
|
|
mountpoints=mountpoints,
|
|
desc=description):
|
|
valid = False
|
|
|
|
if not self.encryption_support and device.encrypted:
|
|
self.errors.append(_("%s cannot be on an encrypted block "
|
|
"device.") % description)
|
|
valid = False
|
|
|
|
log.debug("is_valid_stage1_device(%s) returning %s", device.name, valid)
|
|
return valid
|
|
|
|
def set_stage1_device(self, devices):
|
|
self.stage1_device = None
|
|
if not self.stage1_disk:
|
|
self.reset()
|
|
raise BootLoaderError("need stage1 disk to set stage1 device")
|
|
|
|
if self.stage2_is_preferred_stage1:
|
|
self.stage1_device = self.stage2_device
|
|
return
|
|
|
|
for device in devices:
|
|
if self.stage1_disk not in device.disks:
|
|
continue
|
|
|
|
if self.is_valid_stage1_device(device):
|
|
if flags.imageInstall and device.isDisk:
|
|
# GRUB2 will install to /dev/loop0 but not to
|
|
# /dev/mapper/<image_name>
|
|
self.stage1_device = device.parents[0]
|
|
else:
|
|
self.stage1_device = device
|
|
|
|
break
|
|
|
|
if not self.stage1_device:
|
|
self.reset()
|
|
raise BootLoaderError("failed to find a suitable stage1 device")
|
|
|
|
#
|
|
# boot/stage2 device access
|
|
#
|
|
|
|
def is_valid_stage2_device(self, device, linux=True, non_linux=False):
|
|
""" Return True if the device is suitable as a stage2 target device.
|
|
|
|
Also collect lists of errors and warnings.
|
|
"""
|
|
self.errors = []
|
|
self.warnings = []
|
|
valid = True
|
|
|
|
if device is None:
|
|
return False
|
|
|
|
if device.protected:
|
|
valid = False
|
|
|
|
if not self._device_type_match(device, self.stage2_device_types):
|
|
self.errors.append(_("%(desc)s cannot be of type %(type)s")
|
|
% {"desc" : self.stage2_description, "type" : device.type})
|
|
valid = False
|
|
|
|
if not self._is_valid_disklabel(device,
|
|
disklabel_types=self.disklabel_types):
|
|
valid = False
|
|
|
|
if not self._is_valid_size(device, desc=self.stage2_description):
|
|
valid = False
|
|
|
|
if not self._is_valid_location(device,
|
|
max_mb=self.stage2_max_end_mb,
|
|
desc=self.stage2_description):
|
|
valid = False
|
|
|
|
if not self._is_valid_partition(device,
|
|
primary=self.stage2_must_be_primary):
|
|
valid = False
|
|
|
|
if not self._is_valid_md(device,
|
|
raid_levels=self.stage2_raid_levels,
|
|
metadata=self.stage2_raid_metadata,
|
|
member_types=self.stage2_raid_member_types,
|
|
desc=self.stage2_description):
|
|
valid = False
|
|
|
|
if linux and \
|
|
not self._is_valid_format(device,
|
|
format_types=self.stage2_format_types,
|
|
mountpoints=self.stage2_mountpoints,
|
|
desc=self.stage2_description):
|
|
valid = False
|
|
|
|
non_linux_format_types = platform.platform._non_linux_format_types
|
|
if non_linux and \
|
|
not self._is_valid_format(device,
|
|
format_types=non_linux_format_types):
|
|
valid = False
|
|
|
|
if not self.encryption_support and device.encrypted:
|
|
self.errors.append(_("%s cannot be on an encrypted block "
|
|
"device.") % self.stage2_description)
|
|
valid = False
|
|
|
|
log.debug("is_valid_stage2_device(%s) returning %s", device.name, valid)
|
|
return valid
|
|
|
|
#
|
|
# miscellaneous
|
|
#
|
|
|
|
def has_windows(self, devices):
|
|
return False
|
|
|
|
# pylint: disable-msg=E0202
|
|
@property
|
|
def timeout(self):
|
|
"""Bootloader timeout in seconds."""
|
|
if self._timeout is not None:
|
|
t = self._timeout
|
|
else:
|
|
t = 5
|
|
|
|
return t
|
|
|
|
def check(self):
|
|
""" Run additional bootloader checks """
|
|
return True
|
|
|
|
# pylint: disable-msg=E0102,E0202,E1101
|
|
@timeout.setter
|
|
def timeout(self, seconds):
|
|
self._timeout = seconds
|
|
|
|
# pylint: disable-msg=E0202
|
|
@property
|
|
def update_only(self):
|
|
return self._update_only
|
|
|
|
# pylint: disable-msg=E0102,E0202,E1101
|
|
@update_only.setter
|
|
def update_only(self, value):
|
|
if value and not self.can_update:
|
|
raise ValueError("this bootloader does not support updates")
|
|
elif self.can_update:
|
|
self._update_only = value
|
|
|
|
def set_boot_args(self, *args, **kwargs):
|
|
""" Set up the boot command line.
|
|
|
|
Keyword Arguments:
|
|
|
|
storage - a blivet.Storage instance
|
|
|
|
All other arguments are expected to have a dracutSetupArgs()
|
|
method.
|
|
"""
|
|
storage = kwargs.pop("storage", None)
|
|
|
|
#
|
|
# FIPS
|
|
#
|
|
if flags.cmdline.get("fips") == "1":
|
|
self.boot_args.add("boot=%s" % self.stage2_device.fstabSpec)
|
|
|
|
#
|
|
# dracut
|
|
#
|
|
|
|
# storage
|
|
from blivet.devices import NetworkStorageDevice
|
|
dracut_devices = [storage.rootDevice]
|
|
if self.stage2_device != storage.rootDevice:
|
|
dracut_devices.append(self.stage2_device)
|
|
|
|
dracut_devices.extend(storage.fsset.swapDevices)
|
|
|
|
# Does /usr have its own device? If so, we need to tell dracut
|
|
usr_device = storage.mountpoints.get("/usr")
|
|
if usr_device:
|
|
dracut_devices.extend([usr_device])
|
|
|
|
done = []
|
|
for device in dracut_devices:
|
|
for dep in storage.devices:
|
|
if dep in done:
|
|
continue
|
|
|
|
if device != dep and not device.dependsOn(dep):
|
|
continue
|
|
|
|
setup_args = dep.dracutSetupArgs()
|
|
if not setup_args:
|
|
continue
|
|
|
|
self.boot_args.update(setup_args)
|
|
self.dracut_args.update(setup_args)
|
|
done.append(dep)
|
|
|
|
# network storage
|
|
# XXX this is nothing to be proud of
|
|
if isinstance(dep, NetworkStorageDevice):
|
|
setup_args = pyanaconda.network.dracutSetupArgs(dep)
|
|
self.boot_args.update(setup_args)
|
|
self.dracut_args.update(setup_args)
|
|
|
|
# passed-in objects
|
|
for cfg_obj in list(args) + kwargs.values():
|
|
if hasattr(cfg_obj, "dracutSetupArgs"):
|
|
setup_args = cfg_obj.dracutSetupArgs()
|
|
self.boot_args.update(setup_args)
|
|
self.dracut_args.update(setup_args)
|
|
else:
|
|
setup_string = cfg_obj.dracutSetupString()
|
|
self.boot_args.add(setup_string)
|
|
self.dracut_args.add(setup_string)
|
|
|
|
# This is needed for FCoE, bug #743784. The case:
|
|
# We discover LUN on an iface which is part of multipath setup.
|
|
# If the iface is disconnected after discovery anaconda doesn't
|
|
# write dracut ifname argument for the disconnected iface path
|
|
# (in Network.dracutSetupArgs).
|
|
# Dracut needs the explicit ifname= because biosdevname
|
|
# fails to rename the iface (because of BFS booting from it).
|
|
for nic, _dcb, _auto_vlan in fcoe().nics:
|
|
try:
|
|
hwaddr = nm_device_hwaddress(nic)
|
|
except ValueError:
|
|
continue
|
|
self.boot_args.add("ifname=%s:%s" % (nic, hwaddr.lower()))
|
|
|
|
#
|
|
# preservation of some of our boot args
|
|
# FIXME: this is stupid.
|
|
#
|
|
for opt in self.global_preserve_args + self.preserve_args:
|
|
if opt not in flags.cmdline:
|
|
continue
|
|
|
|
arg = flags.cmdline.get(opt)
|
|
new_arg = opt
|
|
if arg:
|
|
new_arg += "=%s" % arg
|
|
|
|
self.boot_args.add(new_arg)
|
|
|
|
#
|
|
# configuration
|
|
#
|
|
|
|
@property
|
|
def boot_prefix(self):
|
|
""" Prefix, if any, to paths in /boot. """
|
|
if self.stage2_device.format.mountpoint == "/":
|
|
prefix = "/boot"
|
|
else:
|
|
prefix = ""
|
|
|
|
return prefix
|
|
|
|
def _set_console(self):
|
|
""" Set console options based on boot arguments. """
|
|
console = flags.cmdline.get("console", "")
|
|
console = os.path.basename(console)
|
|
self.console, _x, self.console_options = console.partition(",")
|
|
|
|
def write_config_console(self, config):
|
|
"""Write console-related configuration lines."""
|
|
pass
|
|
|
|
def write_config_password(self, config):
|
|
"""Write password-related configuration lines."""
|
|
pass
|
|
|
|
def write_config_header(self, config):
|
|
"""Write global configuration lines."""
|
|
self.write_config_console(config)
|
|
self.write_config_password(config)
|
|
|
|
def write_config_images(self, config):
|
|
"""Write image configuration entries."""
|
|
raise NotImplementedError()
|
|
|
|
def write_config_post(self):
|
|
try:
|
|
os.chmod(ROOT_PATH + self.config_file, self.config_file_mode)
|
|
except OSError as e:
|
|
log.error("failed to set config file permissions: %s", e)
|
|
|
|
def write_config(self):
|
|
""" Write the bootloader configuration. """
|
|
if not self.config_file:
|
|
raise BootLoaderError("no config file defined for this bootloader")
|
|
|
|
config_path = os.path.normpath(ROOT_PATH + self.config_file)
|
|
if os.access(config_path, os.R_OK):
|
|
os.rename(config_path, config_path + ".anacbak")
|
|
|
|
config = open(config_path, "w")
|
|
self.write_config_header(config)
|
|
self.write_config_images(config)
|
|
config.close()
|
|
self.write_config_post()
|
|
|
|
@property
|
|
def trusted_boot(self):
|
|
return self._trusted_boot
|
|
|
|
@trusted_boot.setter
|
|
def trusted_boot(self, trusted_boot):
|
|
self._trusted_boot = trusted_boot
|
|
|
|
#
|
|
# installation
|
|
#
|
|
def write(self):
|
|
""" Write the bootloader configuration and install the bootloader. """
|
|
if self.skip_bootloader:
|
|
return
|
|
|
|
if self.update_only:
|
|
self.update()
|
|
return
|
|
|
|
self.write_config()
|
|
sync()
|
|
self.stage2_device.format.sync(root=ROOT_PATH)
|
|
self.install()
|
|
|
|
def install(self, args=None):
|
|
raise NotImplementedError()
|
|
|
|
def update(self):
|
|
""" Update an existing bootloader configuration. """
|
|
pass
|
|
|
|
|
|
class GRUB(BootLoader):
|
|
name = "GRUB"
|
|
_config_dir = "grub"
|
|
_config_file = "grub.conf"
|
|
_device_map_file = "device.map"
|
|
can_dual_boot = True
|
|
can_update = True
|
|
|
|
stage2_is_valid_stage1 = True
|
|
stage2_bootable = True
|
|
stage2_must_be_primary = False
|
|
|
|
# list of strings representing options for boot device types
|
|
stage2_device_types = ["partition", "mdarray"]
|
|
stage2_raid_levels = [mdraid.RAID1]
|
|
stage2_raid_member_types = ["partition"]
|
|
stage2_raid_metadata = ["0", "0.90", "1.0"]
|
|
|
|
packages = ["grub"]
|
|
|
|
def __init__(self):
|
|
super(GRUB, self).__init__()
|
|
self.encrypted_password = ""
|
|
|
|
#
|
|
# grub-related conveniences
|
|
#
|
|
|
|
def grub_device_name(self, device):
|
|
""" Return a grub-friendly representation of device. """
|
|
disk = getattr(device, "disk", device)
|
|
name = "(hd%d" % self.disks.index(disk)
|
|
if hasattr(device, "disk"):
|
|
name += ",%d" % (device.partedPartition.number - 1,)
|
|
name += ")"
|
|
return name
|
|
|
|
@property
|
|
def grub_config_dir(self):
|
|
""" Config dir, adjusted for grub's view of the world. """
|
|
return self.boot_prefix + self._config_dir
|
|
|
|
#
|
|
# configuration
|
|
#
|
|
|
|
@property
|
|
def config_dir(self):
|
|
""" Full path to configuration directory. """
|
|
return "/boot/" + self._config_dir
|
|
|
|
@property
|
|
def config_file(self):
|
|
""" Full path to configuration file. """
|
|
return "%s/%s" % (self.config_dir, self._config_file)
|
|
|
|
@property
|
|
def device_map_file(self):
|
|
""" Full path to device.map file. """
|
|
return "%s/%s" % (self.config_dir, self._device_map_file)
|
|
|
|
@property
|
|
def grub_conf_device_line(self):
|
|
return ""
|
|
|
|
@property
|
|
def splash_dir(self):
|
|
""" relative path to splash image directory."""
|
|
return GRUB._config_dir
|
|
|
|
@property
|
|
def serial_command(self):
|
|
command = ""
|
|
if self.console and self.console.startswith("ttyS"):
|
|
unit = self.console[-1]
|
|
command = ["serial"]
|
|
s = parse_serial_opt(self.console_options)
|
|
if unit and unit != '0':
|
|
command.append("--unit=%s" % unit)
|
|
if s.speed and s.speed != '9600':
|
|
command.append("--speed=%s" % s.speed)
|
|
if s.parity:
|
|
if s.parity == 'o':
|
|
command.append("--parity=odd")
|
|
elif s.parity == 'e':
|
|
command.append("--parity=even")
|
|
if s.word and s.word != '8':
|
|
command.append("--word=%s" % s.word)
|
|
if s.stop and s.stop != '1':
|
|
command.append("--stop=%s" % s.stop)
|
|
command = " ".join(command)
|
|
return command
|
|
|
|
def write_config_console(self, config):
|
|
""" Write console-related configuration. """
|
|
if not self.console:
|
|
return
|
|
|
|
if self.console.startswith("ttyS"):
|
|
config.write("%s\n" % self.serial_command)
|
|
config.write("terminal --timeout=%s serial console\n"
|
|
% self.timeout)
|
|
|
|
console_arg = "console=%s" % self.console
|
|
if self.console_options:
|
|
console_arg += ",%s" % self.console_options
|
|
self.boot_args.add(console_arg)
|
|
|
|
def _encrypt_password(self):
|
|
""" Make sure self.encrypted_password is set up correctly. """
|
|
if self.encrypted_password:
|
|
return
|
|
|
|
if not self.password:
|
|
raise BootLoaderError("cannot encrypt empty password")
|
|
|
|
import string
|
|
import crypt
|
|
import random
|
|
salt = "$6$"
|
|
salt_len = 16
|
|
salt_chars = string.letters + string.digits + './'
|
|
|
|
rand_gen = random.SystemRandom()
|
|
salt += "".join(rand_gen.choice(salt_chars) for i in range(salt_len))
|
|
self.encrypted_password = crypt.crypt(self.password, salt)
|
|
|
|
def write_config_password(self, config):
|
|
""" Write password-related configuration. """
|
|
if not self.password and not self.encrypted_password:
|
|
return
|
|
|
|
self._encrypt_password()
|
|
password_line = "--encrypted " + self.encrypted_password
|
|
config.write("password %s\n" % password_line)
|
|
|
|
def write_config_header(self, config):
|
|
"""Write global configuration information. """
|
|
if self.boot_prefix:
|
|
have_boot = "do not "
|
|
else:
|
|
have_boot = ""
|
|
|
|
s = """# grub.conf generated by anaconda
|
|
# Note that you do not have to rerun grub after making changes to this file.
|
|
# NOTICE: You %(do)shave a /boot partition. This means that all kernel and
|
|
# initrd paths are relative to %(boot)s, eg.
|
|
# root %(grub_target)s
|
|
# kernel %(prefix)s/vmlinuz-version ro root=%(root_device)s
|
|
# initrd %(prefix)s/initrd-[generic-]version.img
|
|
""" % {"do": have_boot, "boot": self.stage2_device.format.mountpoint,
|
|
"root_device": self.stage2_device.path,
|
|
"grub_target": self.grub_device_name(self.stage1_device),
|
|
"prefix": self.boot_prefix}
|
|
|
|
config.write(s)
|
|
config.write("boot=%s\n" % self.stage1_device.path)
|
|
config.write(self.grub_conf_device_line)
|
|
|
|
# find the index of the default image
|
|
try:
|
|
default_index = self.images.index(self.default)
|
|
except ValueError:
|
|
e = "Failed to find default image (%s)" % self.default.label
|
|
raise BootLoaderError(e)
|
|
|
|
config.write("default=%d\n" % default_index)
|
|
config.write("timeout=%d\n" % self.timeout)
|
|
|
|
self.write_config_console(config)
|
|
|
|
if iutil.isConsoleOnVirtualTerminal(self.console):
|
|
splash = "splash.xpm.gz"
|
|
splash_path = os.path.normpath("%s/boot/%s/%s" % (ROOT_PATH,
|
|
self.splash_dir,
|
|
splash))
|
|
if os.access(splash_path, os.R_OK):
|
|
grub_root_grub_name = self.grub_device_name(self.stage2_device)
|
|
config.write("splashimage=%s/%s/%s\n" % (grub_root_grub_name,
|
|
self.splash_dir,
|
|
splash))
|
|
config.write("hiddenmenu\n")
|
|
|
|
self.write_config_password(config)
|
|
|
|
def write_config_images(self, config):
|
|
""" Write image entries into configuration file. """
|
|
for image in self.images:
|
|
args = Arguments()
|
|
if isinstance(image, LinuxBootLoaderImage):
|
|
grub_root = self.grub_device_name(self.stage2_device)
|
|
args.update(["ro", "root=%s" % image.device.fstabSpec])
|
|
args.update(self.boot_args)
|
|
if isinstance(image, TbootLinuxBootLoaderImage):
|
|
args.update(image.args)
|
|
snippet = ("\tkernel %(prefix)s/%(multiboot)s %(mbargs)s\n"
|
|
"\tmodule %(prefix)s/%(kernel)s %(args)s\n"
|
|
"\tmodule %(prefix)s/%(initrd)s\n"
|
|
% {"prefix": self.boot_prefix,
|
|
"multiboot": image.multiboot,
|
|
"mbargs": image.mbargs,
|
|
"kernel": image.kernel, "args": args,
|
|
"initrd": image.initrd})
|
|
else:
|
|
snippet = ("\tkernel %(prefix)s/%(kernel)s %(args)s\n"
|
|
"\tinitrd %(prefix)s/%(initrd)s\n"
|
|
% {"prefix": self.boot_prefix,
|
|
"kernel": image.kernel, "args": args,
|
|
"initrd": image.initrd})
|
|
stanza = ("title %(label)s (%(version)s)\n"
|
|
"\troot %(grub_root)s\n"
|
|
"%(snippet)s"
|
|
% {"label": image.label, "version": image.version,
|
|
"grub_root": grub_root, "snippet": snippet})
|
|
else:
|
|
stanza = ("title %(label)s\n"
|
|
"\trootnoverify %(grub_root)s\n"
|
|
"\tchainloader +1\n"
|
|
% {"label": image.label,
|
|
"grub_root": self.grub_device_name(image.device)})
|
|
|
|
log.info("bootloader.py: used boot args: %s ", args)
|
|
config.write(stanza)
|
|
|
|
def write_device_map(self):
|
|
""" Write out a device map containing all supported devices. """
|
|
map_path = os.path.normpath(ROOT_PATH + self.device_map_file)
|
|
if os.access(map_path, os.R_OK):
|
|
os.rename(map_path, map_path + ".anacbak")
|
|
|
|
dev_map = open(map_path, "w")
|
|
dev_map.write("# this device map was generated by anaconda\n")
|
|
for disk in self.disks:
|
|
dev_map.write("%s %s\n" % (self.grub_device_name(disk),
|
|
disk.path))
|
|
dev_map.close()
|
|
|
|
def write_config_post(self):
|
|
""" Perform additional configuration after writing config file(s). """
|
|
super(GRUB, self).write_config_post()
|
|
|
|
# make symlink for menu.lst (grub's default config file name)
|
|
menu_lst = "%s%s/menu.lst" % (ROOT_PATH, self.config_dir)
|
|
if os.access(menu_lst, os.R_OK):
|
|
try:
|
|
os.rename(menu_lst, menu_lst + '.anacbak')
|
|
except OSError as e:
|
|
log.error("failed to back up %s: %s", menu_lst, e)
|
|
|
|
try:
|
|
os.symlink(self._config_file, menu_lst)
|
|
except OSError as e:
|
|
log.error("failed to create grub menu.lst symlink: %s", e)
|
|
|
|
# make symlink to grub.conf in /etc since that's where configs belong
|
|
etc_grub = "%s/etc/%s" % (ROOT_PATH, self._config_file)
|
|
if os.access(etc_grub, os.R_OK):
|
|
try:
|
|
os.unlink(etc_grub)
|
|
except OSError as e:
|
|
log.error("failed to remove %s: %s", etc_grub, e)
|
|
|
|
try:
|
|
os.symlink("..%s" % self.config_file, etc_grub)
|
|
except OSError as e:
|
|
log.error("failed to create /etc/grub.conf symlink: %s", e)
|
|
|
|
def write_config(self):
|
|
""" Write bootloader configuration to disk. """
|
|
# write device.map
|
|
self.write_device_map()
|
|
|
|
# this writes the actual configuration file
|
|
super(GRUB, self).write_config()
|
|
|
|
#
|
|
# installation
|
|
#
|
|
|
|
@property
|
|
def install_targets(self):
|
|
""" List of (stage1, stage2) tuples representing install targets. """
|
|
targets = []
|
|
if self.stage2_device.type == "mdarray" and \
|
|
self.stage2_device.level == 1:
|
|
# make sure we have stage1 and stage2 installed with redundancy
|
|
# so that boot can succeed even in the event of failure or removal
|
|
# of some of the disks containing the member partitions of the
|
|
# /boot array
|
|
for stage2dev in self.stage2_device.parents:
|
|
if self.stage1_device.isDisk:
|
|
# install to mbr
|
|
if self.stage2_device.dependsOn(self.stage1_device):
|
|
# if target disk contains any of /boot array's member
|
|
# partitions, set up stage1 on each member's disk
|
|
# and stage2 on each member partition
|
|
stage1dev = stage2dev.disk
|
|
else:
|
|
# if target disk does not contain any of /boot array's
|
|
# member partitions, install stage1 to the target disk
|
|
# and stage2 to each of the member partitions
|
|
stage1dev = self.stage1_device
|
|
else:
|
|
# target is /boot device and /boot is raid, so install
|
|
# grub to each of /boot member partitions
|
|
stage1dev = stage2dev
|
|
|
|
targets.append((stage1dev, stage2dev))
|
|
else:
|
|
targets.append((self.stage1_device, self.stage2_device))
|
|
|
|
return targets
|
|
|
|
def install(self, args=None):
|
|
rc = iutil.execWithRedirect("grub-install", ["--just-copy"],
|
|
root=ROOT_PATH)
|
|
if rc:
|
|
raise BootLoaderError("bootloader install failed")
|
|
|
|
for (stage1dev, stage2dev) in self.install_targets:
|
|
cmd = ("root %(stage2dev)s\n"
|
|
"install --stage2=%(config_dir)s/stage2"
|
|
" /%(grub_config_dir)s/stage1 d %(stage1dev)s"
|
|
" /%(grub_config_dir)s/stage2 p"
|
|
" %(stage2dev)s/%(grub_config_dir)s/%(config_basename)s\n"
|
|
% {"grub_config_dir": self.grub_config_dir,
|
|
"config_dir": self.config_dir,
|
|
"config_basename": self._config_file,
|
|
"stage1dev": self.grub_device_name(stage1dev),
|
|
"stage2dev": self.grub_device_name(stage2dev)})
|
|
(pread, pwrite) = os.pipe()
|
|
os.write(pwrite, cmd)
|
|
os.close(pwrite)
|
|
args = ["--batch", "--no-floppy",
|
|
"--device-map=%s" % self.device_map_file]
|
|
rc = iutil.execWithRedirect("grub", args,
|
|
stdin=pread, root=ROOT_PATH)
|
|
os.close(pread)
|
|
if rc:
|
|
raise BootLoaderError("bootloader install failed")
|
|
|
|
def update(self):
|
|
self.install()
|
|
|
|
#
|
|
# miscellaneous
|
|
#
|
|
|
|
def has_windows(self, devices):
|
|
""" Potential boot devices containing non-linux operating systems. """
|
|
# make sure we don't clobber error/warning lists
|
|
errors = self.errors[:]
|
|
warnings = self.warnings[:]
|
|
ret = [d for d in devices if self.is_valid_stage2_device(d, linux=False, non_linux=True)]
|
|
self.errors = errors
|
|
self.warnings = warnings
|
|
return bool(ret)
|
|
|
|
class GRUB2(GRUB):
|
|
""" GRUBv2
|
|
|
|
- configuration
|
|
- password (insecure), password_pbkdf2
|
|
- http://www.gnu.org/software/grub/manual/grub.html#Invoking-grub_002dmkpasswd_002dpbkdf2
|
|
- --users per-entry specifies which users can access, otherwise
|
|
entry is unrestricted
|
|
- /etc/grub/custom.cfg
|
|
|
|
- how does grub resolve names of md arrays?
|
|
|
|
- disable automatic use of grub-mkconfig?
|
|
- on upgrades?
|
|
|
|
- BIOS boot partition (GPT)
|
|
- parted /dev/sda set <partition_number> bios_grub on
|
|
- can't contain a filesystem
|
|
- 31KiB min, 1MiB recommended
|
|
|
|
"""
|
|
name = "GRUB2"
|
|
packages = ["grub2"]
|
|
_config_file = "grub.cfg"
|
|
_config_dir = "grub2"
|
|
config_file_mode = 0600
|
|
defaults_file = "/etc/default/grub"
|
|
can_dual_boot = True
|
|
can_update = True
|
|
terminal_type = "gfxterm"
|
|
|
|
# requirements for boot devices
|
|
stage2_device_types = ["partition", "mdarray"]
|
|
stage2_raid_levels = [mdraid.RAID0, mdraid.RAID1, mdraid.RAID4,
|
|
mdraid.RAID5, mdraid.RAID6, mdraid.RAID10]
|
|
stage2_raid_metadata = ["0", "0.90", "1.0", "1.2"]
|
|
|
|
@property
|
|
def stage2_format_types(self):
|
|
if productName.startswith("Red Hat Enterprise Linux"):
|
|
return ["xfs", "ext4", "ext3", "ext2", "btrfs"]
|
|
else:
|
|
return ["ext4", "ext3", "ext2", "btrfs", "xfs"]
|
|
|
|
def __init__(self):
|
|
super(GRUB2, self).__init__()
|
|
self.boot_args.add("$([ -x /usr/sbin/rhcrashkernel-param ] && "\
|
|
"/usr/sbin/rhcrashkernel-param || :)")
|
|
|
|
# XXX we probably need special handling for raid stage1 w/ gpt disklabel
|
|
# since it's unlikely there'll be a bios boot partition on each disk
|
|
|
|
#
|
|
# grub-related conveniences
|
|
#
|
|
|
|
def grub_device_name(self, device):
|
|
""" Return a grub-friendly representation of device.
|
|
|
|
Disks and partitions use the (hdX,Y) notation, while lvm and
|
|
md devices just use their names.
|
|
"""
|
|
disk = None
|
|
name = "(%s)" % device.name
|
|
|
|
if device.isDisk:
|
|
disk = device
|
|
elif hasattr(device, "disk"):
|
|
disk = device.disk
|
|
|
|
if disk is not None:
|
|
name = "(hd%d" % self.disks.index(disk)
|
|
if hasattr(device, "disk"):
|
|
lt = device.disk.format.labelType
|
|
name += ",%s%d" % (lt, device.partedPartition.number)
|
|
name += ")"
|
|
return name
|
|
|
|
def write_config_console(self, config):
|
|
if not self.console:
|
|
return
|
|
|
|
console_arg = "console=%s" % self.console
|
|
if self.console_options:
|
|
console_arg += ",%s" % self.console_options
|
|
self.boot_args.add(console_arg)
|
|
|
|
def write_device_map(self):
|
|
""" Write out a device map containing all supported devices. """
|
|
map_path = os.path.normpath(ROOT_PATH + self.device_map_file)
|
|
if os.access(map_path, os.R_OK):
|
|
os.rename(map_path, map_path + ".anacbak")
|
|
|
|
devices = self.disks
|
|
if self.stage1_device not in devices:
|
|
devices.append(self.stage1_device)
|
|
|
|
for disk in self.stage2_device.disks:
|
|
if disk not in devices:
|
|
devices.append(disk)
|
|
|
|
devices = [d for d in devices if d.isDisk]
|
|
|
|
if len(devices) == 0:
|
|
return
|
|
|
|
dev_map = open(map_path, "w")
|
|
dev_map.write("# this device map was generated by anaconda\n")
|
|
for drive in devices:
|
|
dev_map.write("%s %s\n" % (self.grub_device_name(drive),
|
|
drive.path))
|
|
dev_map.close()
|
|
|
|
def write_defaults(self):
|
|
defaults_file = "%s%s" % (ROOT_PATH, self.defaults_file)
|
|
defaults = open(defaults_file, "w+")
|
|
defaults.write("GRUB_TIMEOUT=%d\n" % self.timeout)
|
|
defaults.write("GRUB_DISTRIBUTOR=\"$(sed 's, release .*$,,g' /etc/system-release)\"\n")
|
|
defaults.write("GRUB_DEFAULT=saved\n")
|
|
defaults.write("GRUB_DISABLE_SUBMENU=true\n")
|
|
if self.console and self.console.startswith("ttyS"):
|
|
defaults.write("GRUB_TERMINAL=\"serial console\"\n")
|
|
defaults.write("GRUB_SERIAL_COMMAND=\"%s\"\n" % self.serial_command)
|
|
else:
|
|
defaults.write("GRUB_TERMINAL_OUTPUT=\"%s\"\n" % self.terminal_type)
|
|
|
|
# this is going to cause problems for systems containing multiple
|
|
# linux installations or even multiple boot entries with different
|
|
# boot arguments
|
|
log.info("bootloader.py: used boot args: %s ", self.boot_args)
|
|
defaults.write("GRUB_CMDLINE_LINUX=\"%s\"\n" % self.boot_args)
|
|
defaults.write("GRUB_CMDLINE_XEN_DEFAULT=\"console=none dom0_mem=min:1024M\"\n")
|
|
defaults.write("GRUB_DISABLE_RECOVERY=\"true\"\n")
|
|
defaults.write("GRUB_THEME=\"/boot/grub2/themes/system/theme.txt\"\n")
|
|
defaults.close()
|
|
|
|
def _encrypt_password(self):
|
|
""" Make sure self.encrypted_password is set up properly. """
|
|
if self.encrypted_password:
|
|
return
|
|
|
|
if not self.password:
|
|
raise RuntimeError("cannot encrypt empty password")
|
|
|
|
(pread, pwrite) = os.pipe()
|
|
os.write(pwrite, "%s\n%s\n" % (self.password, self.password))
|
|
os.close(pwrite)
|
|
buf = iutil.execWithCapture("grub2-mkpasswd-pbkdf2", [],
|
|
stdin=pread,
|
|
root=ROOT_PATH)
|
|
os.close(pread)
|
|
self.encrypted_password = buf.split()[-1].strip()
|
|
if not self.encrypted_password.startswith("grub.pbkdf2."):
|
|
raise BootLoaderError("failed to encrypt bootloader password")
|
|
|
|
def write_password_config(self):
|
|
if not self.password and not self.encrypted_password:
|
|
return
|
|
|
|
users_file = ROOT_PATH + "/etc/grub.d/01_users"
|
|
header = open(users_file, "w")
|
|
header.write("#!/bin/sh -e\n\n")
|
|
header.write("cat << EOF\n")
|
|
# XXX FIXME: document somewhere that the username is "root"
|
|
header.write("set superusers=\"root\"\n")
|
|
header.write("export superusers\n")
|
|
self._encrypt_password()
|
|
password_line = "password_pbkdf2 root " + self.encrypted_password
|
|
header.write("%s\n" % password_line)
|
|
header.write("EOF\n")
|
|
header.close()
|
|
os.chmod(users_file, 0700)
|
|
|
|
def write_config(self):
|
|
self.write_config_console(None)
|
|
# See if we have a password and if so update the boot args before we
|
|
# write out the defaults file.
|
|
if self.password or self.encrypted_password:
|
|
self.boot_args.add("rd.shell=0")
|
|
self.write_defaults()
|
|
|
|
# if we fail to setup password auth we should complete the
|
|
# installation so the system is at least bootable
|
|
try:
|
|
self.write_password_config()
|
|
except (BootLoaderError, OSError, RuntimeError) as e:
|
|
log.error("bootloader password setup failed: %s", e)
|
|
|
|
# disable non-xen entries
|
|
os.chmod("%s/etc/grub.d/10_linux" % ROOT_PATH, 0644)
|
|
|
|
# make sure the default entry is the OS we are installing
|
|
entry_title = "%s, with Xen hypervisor" % (productName)
|
|
rc = iutil.execWithRedirect("grub2-set-default",
|
|
[entry_title],
|
|
root=ROOT_PATH)
|
|
if rc:
|
|
log.error("failed to set default menu entry to %s", productName)
|
|
|
|
# now tell grub2 to generate the main configuration file
|
|
rc = iutil.execWithRedirect("grub2-mkconfig",
|
|
["-o", self.config_file],
|
|
root=ROOT_PATH)
|
|
if rc:
|
|
raise BootLoaderError("failed to write bootloader configuration")
|
|
|
|
#
|
|
# installation
|
|
#
|
|
|
|
def install(self, args=None):
|
|
if args is None:
|
|
args = []
|
|
|
|
# XXX will installing to multiple drives work as expected with GRUBv2?
|
|
for (stage1dev, stage2dev) in self.install_targets:
|
|
grub_args = args + ["--no-floppy", stage1dev.path]
|
|
if stage1dev == stage2dev:
|
|
# This is hopefully a temporary hack. GRUB2 currently refuses
|
|
# to install to a partition's boot block without --force.
|
|
grub_args.insert(0, '--force')
|
|
|
|
rc = iutil.execWithRedirect("grub2-install", grub_args,
|
|
root=ROOT_PATH,
|
|
env_prune=['MALLOC_PERTURB_'])
|
|
if rc:
|
|
raise BootLoaderError("bootloader install failed")
|
|
|
|
def write(self):
|
|
""" Write the bootloader configuration and install the bootloader. """
|
|
if self.skip_bootloader:
|
|
return
|
|
|
|
if self.update_only:
|
|
self.update()
|
|
return
|
|
|
|
self.write_device_map()
|
|
self.stage2_device.format.sync(root=ROOT_PATH)
|
|
sync()
|
|
self.install()
|
|
sync()
|
|
self.stage2_device.format.sync(root=ROOT_PATH)
|
|
self.write_config()
|
|
sync()
|
|
self.stage2_device.format.sync(root=ROOT_PATH)
|
|
|
|
def check(self):
|
|
""" When installing to the mbr of a disk grub2 needs enough space
|
|
before the first partition in order to embed its core.img
|
|
|
|
Until we have a way to ask grub2 what the size is we check to make
|
|
sure it starts >= 512K, otherwise return an error.
|
|
"""
|
|
ret = True
|
|
base_gap_bytes = 32256 # 31.5KiB
|
|
advanced_gap_bytes = 524288 # 512KiB
|
|
self.errors = []
|
|
self.warnings = []
|
|
|
|
if self.stage1_device == self.stage2_device:
|
|
return ret
|
|
|
|
# These are small enough to fit
|
|
if self.stage2_device.type == "partition":
|
|
min_start = base_gap_bytes
|
|
else:
|
|
min_start = advanced_gap_bytes
|
|
|
|
if not self.stage1_disk:
|
|
return False
|
|
|
|
# If the first partition starts too low show an error.
|
|
parts = self.stage1_disk.format.partedDisk.partitions
|
|
for p in parts:
|
|
start = p.geometry.start * p.disk.device.sectorSize
|
|
if not p.getFlag(PARTITION_BIOS_GRUB) and start < min_start:
|
|
msg = _("%(deviceName)s may not have enough space for grub2 to embed "
|
|
"core.img when using the %(fsType)s filesystem on %(deviceType)s") \
|
|
% {"deviceName": self.stage1_device.name, "fsType": self.stage2_device.format.type,
|
|
"deviceType": self.stage2_device.type}
|
|
log.error(msg)
|
|
self.errors.append(msg)
|
|
ret = False
|
|
break
|
|
|
|
return ret
|
|
|
|
class EFIGRUB(GRUB2):
|
|
packages = ["grub2-efi", "efibootmgr", "shim"]
|
|
can_dual_boot = False
|
|
stage2_is_valid_stage1 = False
|
|
stage2_bootable = False
|
|
|
|
@property
|
|
def _config_dir(self):
|
|
return "efi/EFI/%s" % (self.efi_dir,)
|
|
|
|
def __init__(self):
|
|
super(EFIGRUB, self).__init__()
|
|
self.efi_dir = 'BOOT'
|
|
|
|
def efibootmgr(self, *args, **kwargs):
|
|
if kwargs.pop("capture", False):
|
|
exec_func = iutil.execWithCapture
|
|
else:
|
|
exec_func = iutil.execWithRedirect
|
|
|
|
return exec_func("efibootmgr", list(args), **kwargs)
|
|
|
|
#
|
|
# installation
|
|
#
|
|
|
|
def remove_efi_boot_target(self):
|
|
buf = self.efibootmgr(capture=True)
|
|
for line in buf.splitlines():
|
|
try:
|
|
(slot, _product) = line.split(None, 1)
|
|
except ValueError:
|
|
continue
|
|
|
|
if _product == productName:
|
|
slot_id = slot[4:8]
|
|
# slot_id is hex, we can't use .isint and use this regex:
|
|
if not re.match("^[0-9a-fA-F]+$", slot_id):
|
|
log.warning("failed to parse efi boot slot (%s)", slot)
|
|
continue
|
|
|
|
rc = self.efibootmgr("-b", slot_id, "-B",
|
|
root=ROOT_PATH)
|
|
if rc:
|
|
raise BootLoaderError("failed to remove old efi boot entry")
|
|
|
|
@property
|
|
def efi_dir_as_efifs_dir(self):
|
|
ret = self._config_dir.replace('efi/', '')
|
|
return "\\" + ret.replace('/', '\\')
|
|
|
|
def add_efi_boot_target(self):
|
|
if self.stage1_device.type == "partition":
|
|
boot_disk = self.stage1_device.disk
|
|
boot_part_num = self.stage1_device.partedPartition.number
|
|
elif self.stage1_device.type == "mdarray":
|
|
# FIXME: I'm just guessing here. This probably needs the full
|
|
# treatment, ie: multiple targets for each member.
|
|
boot_disk = self.stage1_device.parents[0].disk
|
|
boot_part_num = self.stage1_device.parents[0].partedPartition.number
|
|
boot_part_num = str(boot_part_num)
|
|
|
|
rc = self.efibootmgr("-c", "-w", "-L", productName,
|
|
"-d", boot_disk.path, "-p", boot_part_num,
|
|
"-l",
|
|
self.efi_dir_as_efifs_dir + "\\shim.efi",
|
|
root=ROOT_PATH)
|
|
if rc:
|
|
raise BootLoaderError("failed to set new efi boot target")
|
|
|
|
def install(self, args=None):
|
|
if not flags.leavebootorder:
|
|
self.remove_efi_boot_target()
|
|
self.add_efi_boot_target()
|
|
|
|
def update(self):
|
|
self.install()
|
|
|
|
#
|
|
# installation
|
|
#
|
|
def write(self):
|
|
""" Write the bootloader configuration and install the bootloader. """
|
|
if self.skip_bootloader:
|
|
return
|
|
|
|
if self.update_only:
|
|
self.update()
|
|
return
|
|
|
|
sync()
|
|
self.stage2_device.format.sync(root=ROOT_PATH)
|
|
self.install()
|
|
self.write_config()
|
|
|
|
def check(self):
|
|
return True
|
|
|
|
class MacEFIGRUB(EFIGRUB):
|
|
def mactel_config(self):
|
|
if os.path.exists(ROOT_PATH + "/usr/libexec/mactel-boot-setup"):
|
|
rc = iutil.execWithRedirect("/usr/libexec/mactel-boot-setup", [],
|
|
root=ROOT_PATH)
|
|
if rc:
|
|
log.error("failed to configure Mac bootloader")
|
|
|
|
def install(self, args=None):
|
|
super(MacEFIGRUB, self).install()
|
|
self.mactel_config()
|
|
|
|
def is_valid_stage1_device(self, device, early=False):
|
|
valid = super(MacEFIGRUB, self).is_valid_stage1_device(device, early)
|
|
|
|
# Make sure we don't pick the OSX root partition
|
|
if valid and getattr(device.format, "name", "") != "Linux HFS+ ESP":
|
|
valid = False
|
|
|
|
if hasattr(device.format, "name"):
|
|
log.debug("device.format.name is '%s'", device.format.name)
|
|
|
|
log.debug("MacEFIGRUB.is_valid_stage1_device(%s) returning %s", device.name, valid)
|
|
return valid
|
|
|
|
|
|
class YabootBase(BootLoader):
|
|
def write_config_password(self, config):
|
|
if self.password:
|
|
config.write("password=%s\n" % self.password)
|
|
config.write("restricted\n")
|
|
|
|
def write_config_images(self, config):
|
|
for image in self.images:
|
|
if not isinstance(image, LinuxBootLoaderImage):
|
|
# mac os images are handled specially in the header on mac
|
|
continue
|
|
|
|
args = Arguments()
|
|
if self.password:
|
|
args.add("rd.shell=0")
|
|
if image.initrd:
|
|
initrd_line = "\tinitrd=%s/%s\n" % (self.boot_prefix,
|
|
image.initrd)
|
|
else:
|
|
initrd_line = ""
|
|
|
|
root_device_spec = image.device.fstabSpec
|
|
if root_device_spec.startswith("/"):
|
|
root_line = "\troot=%s\n" % root_device_spec
|
|
else:
|
|
args.add("root=%s" % root_device_spec)
|
|
root_line = ""
|
|
|
|
args.update(self.boot_args)
|
|
log.info("bootloader.py: used boot args: %s ", args)
|
|
|
|
stanza = ("image=%(boot_prefix)s%(kernel)s\n"
|
|
"\tlabel=%(label)s\n"
|
|
"\tread-only\n"
|
|
"%(initrd_line)s"
|
|
"%(root_line)s"
|
|
"\tappend=\"%(args)s\"\n\n"
|
|
% {"kernel": image.kernel, "initrd_line": initrd_line,
|
|
"label": self.image_label(image),
|
|
"root_line": root_line, "args": args,
|
|
"boot_prefix": self.boot_prefix})
|
|
config.write(stanza)
|
|
|
|
|
|
class Yaboot(YabootBase):
|
|
name = "Yaboot"
|
|
_config_file = "yaboot.conf"
|
|
prog = "ybin"
|
|
image_label_attr = "short_label"
|
|
packages = ["yaboot"]
|
|
|
|
# stage2 device requirements
|
|
stage2_device_types = ["partition", "mdarray"]
|
|
stage2_device_raid_levels = [mdraid.RAID1]
|
|
|
|
#
|
|
# configuration
|
|
#
|
|
|
|
@property
|
|
def config_dir(self):
|
|
conf_dir = "/etc"
|
|
if self.stage2_device.format.mountpoint == "/boot":
|
|
conf_dir = "/boot/etc"
|
|
return conf_dir
|
|
|
|
@property
|
|
def config_file(self):
|
|
return "%s/%s" % (self.config_dir, self._config_file)
|
|
|
|
def write_config_header(self, config):
|
|
if self.stage2_device.type == "mdarray":
|
|
boot_part_num = self.stage2_device.parents[0].partedPartition.number
|
|
else:
|
|
boot_part_num = self.stage2_device.partedPartition.number
|
|
|
|
# yaboot.conf timeout is in tenths of a second. Brilliant.
|
|
header = ("# yaboot.conf generated by anaconda\n\n"
|
|
"boot=%(stage1dev)s\n"
|
|
"init-message=\"Welcome to %(product)s!\\nHit <TAB> for "
|
|
"boot options\"\n\n"
|
|
"partition=%(part_num)d\n"
|
|
"timeout=%(timeout)d\n"
|
|
"install=/usr/lib/yaboot/yaboot\n"
|
|
"delay=5\n"
|
|
"enablecdboot\n"
|
|
"enableofboot\n"
|
|
"enablenetboot\n"
|
|
% {"stage1dev": self.stage1_device.path,
|
|
"product": productName, "part_num": boot_part_num,
|
|
"timeout": self.timeout * 10})
|
|
config.write(header)
|
|
self.write_config_variant_header(config)
|
|
self.write_config_password(config)
|
|
config.write("\n")
|
|
|
|
def write_config_variant_header(self, config):
|
|
config.write("nonvram\n")
|
|
config.write("mntpoint=/boot/yaboot\n")
|
|
config.write("usemount\n")
|
|
|
|
def write_config_post(self):
|
|
super(Yaboot, self).write_config_post()
|
|
|
|
# make symlink in /etc to yaboot.conf if config is in /boot/etc
|
|
etc_yaboot_conf = ROOT_PATH + "/etc/yaboot.conf"
|
|
if not os.access(etc_yaboot_conf, os.R_OK):
|
|
try:
|
|
os.symlink("../boot/etc/yaboot.conf", etc_yaboot_conf)
|
|
except OSError as e:
|
|
log.error("failed to create /etc/yaboot.conf symlink: %s", e)
|
|
|
|
def write_config(self):
|
|
if not os.path.isdir(ROOT_PATH + self.config_dir):
|
|
os.mkdir(ROOT_PATH + self.config_dir)
|
|
|
|
# this writes the config
|
|
super(Yaboot, self).write_config()
|
|
|
|
#
|
|
# installation
|
|
#
|
|
|
|
def install(self, args=None):
|
|
args = ["-f", "-C", self.config_file]
|
|
rc = iutil.execWithRedirect(self.prog, args,
|
|
root=ROOT_PATH)
|
|
if rc:
|
|
raise BootLoaderError("bootloader installation failed")
|
|
|
|
|
|
class IPSeriesYaboot(Yaboot):
|
|
prog = "mkofboot"
|
|
|
|
#
|
|
# configuration
|
|
#
|
|
|
|
def write_config_variant_header(self, config):
|
|
config.write("nonvram\n") # only on pSeries?
|
|
config.write("fstype=raw\n")
|
|
|
|
#
|
|
# installation
|
|
#
|
|
|
|
def install(self, args=None):
|
|
self.updatePowerPCBootList()
|
|
|
|
super(IPSeriesYaboot, self).install()
|
|
|
|
def updatePowerPCBootList(self):
|
|
|
|
log.debug("updatePowerPCBootList: self.stage1_device.path = %s", self.stage1_device.path)
|
|
|
|
buf = iutil.execWithCapture("nvram",
|
|
["--print-config=boot-device"])
|
|
|
|
if len(buf) == 0:
|
|
log.error ("FAIL: nvram --print-config=boot-device")
|
|
return
|
|
|
|
boot_list = buf.strip().split()
|
|
log.debug("updatePowerPCBootList: boot_list = %s", boot_list)
|
|
|
|
buf = iutil.execWithCapture("ofpathname",
|
|
[self.stage1_device.path])
|
|
|
|
if len(buf) > 0:
|
|
boot_disk = buf.strip()
|
|
log.debug("updatePowerPCBootList: boot_disk = %s", boot_disk)
|
|
else:
|
|
log.error("FAIL: ofpathname %s", self.stage1_device.path)
|
|
return
|
|
|
|
# Place the disk containing the PReP partition first.
|
|
# Remove all other occurances of it.
|
|
boot_list = [boot_disk] + filter(lambda x: x != boot_disk, boot_list)
|
|
|
|
log.debug("updatePowerPCBootList: updated boot_list = %s", boot_list)
|
|
|
|
update_value = "boot-device=%s" % " ".join(boot_list)
|
|
|
|
rc = iutil.execWithRedirect("nvram", ["--update-config", update_value])
|
|
if rc:
|
|
log.error("FAIL: nvram --update-config %s", update_value)
|
|
else:
|
|
log.info("Updated PPC boot list with the command: nvram --update-config %s", update_value)
|
|
|
|
|
|
class IPSeriesGRUB2(GRUB2):
|
|
|
|
# GRUB2 sets /boot bootable and not the PReP partition. This causes the Open Firmware BIOS not
|
|
# to present the disk as a bootable target. If stage2_bootable is False, then the PReP partition
|
|
# will be marked bootable. Confusing.
|
|
stage2_bootable = False
|
|
terminal_type = "ofconsole"
|
|
|
|
#
|
|
# installation
|
|
#
|
|
|
|
def install(self, args=None):
|
|
if flags.leavebootorder:
|
|
log.info("leavebootorder passed as an option. Will not update the NVRAM boot list.")
|
|
else:
|
|
self.updateNVRAMBootList()
|
|
|
|
super(IPSeriesGRUB2, self).install(args=["--no-nvram"])
|
|
|
|
# This will update the PowerPC's (ppc) bios boot devive order list
|
|
def updateNVRAMBootList(self):
|
|
|
|
log.debug("updateNVRAMBootList: self.stage1_device.path = %s", self.stage1_device.path)
|
|
|
|
buf = iutil.execWithCapture("nvram",
|
|
["--print-config=boot-device"])
|
|
|
|
if len(buf) == 0:
|
|
log.error ("Failed to determine nvram boot device")
|
|
return
|
|
|
|
boot_list = buf.strip().replace("\"", "").split()
|
|
log.debug("updateNVRAMBootList: boot_list = %s", boot_list)
|
|
|
|
buf = iutil.execWithCapture("ofpathname",
|
|
[self.stage1_device.path])
|
|
|
|
if len(buf) > 0:
|
|
boot_disk = buf.strip()
|
|
else:
|
|
log.error("Failed to translate boot path into device name")
|
|
return
|
|
|
|
# Place the disk containing the PReP partition first.
|
|
# Remove all other occurances of it.
|
|
boot_list = [boot_disk] + filter(lambda x: x != boot_disk, boot_list)
|
|
|
|
update_value = "boot-device=%s" % " ".join(boot_list)
|
|
|
|
rc = iutil.execWithRedirect("nvram", ["--update-config", update_value])
|
|
if rc:
|
|
log.error("Failed to update new boot device order")
|
|
|
|
#
|
|
# In addition to the normal grub configuration variable, add one more to set the size of the
|
|
# console's window to a standard 80x24
|
|
#
|
|
def write_defaults(self):
|
|
super(IPSeriesGRUB2, self).write_defaults()
|
|
|
|
defaults_file = "%s%s" % (ROOT_PATH, self.defaults_file)
|
|
defaults = open(defaults_file, "a+")
|
|
# The terminfo's X and Y size, and output location could change in the future
|
|
defaults.write("GRUB_TERMINFO=\"terminfo -g 80x24 console\"\n")
|
|
defaults.close()
|
|
|
|
|
|
class MacYaboot(Yaboot):
|
|
prog = "mkofboot"
|
|
can_dual_boot = True
|
|
|
|
#
|
|
# configuration
|
|
#
|
|
|
|
def write_config_variant_header(self, config):
|
|
try:
|
|
mac_os = [i for i in self.chain_images if i.label][0]
|
|
except IndexError:
|
|
pass
|
|
else:
|
|
config.write("macosx=%s\n" % mac_os.device.path)
|
|
|
|
config.write("magicboot=/usr/lib/yaboot/ofboot\n")
|
|
|
|
|
|
class ZIPL(BootLoader):
|
|
name = "ZIPL"
|
|
config_file = "/etc/zipl.conf"
|
|
packages = ["s390utils-base"]
|
|
|
|
# stage2 device requirements
|
|
stage2_device_types = ["partition", "mdarray", "lvmlv"]
|
|
stage2_device_raid_levels = [mdraid.RAID1]
|
|
|
|
@property
|
|
def stage2_format_types(self):
|
|
if productName.startswith("Red Hat Enterprise Linux"):
|
|
return ["xfs", "ext4", "ext3", "ext2"]
|
|
else:
|
|
return ["ext4", "ext3", "ext2", "xfs"]
|
|
|
|
image_label_attr = "short_label"
|
|
preserve_args = ["cio_ignore"]
|
|
|
|
def __init__(self):
|
|
super(ZIPL, self).__init__()
|
|
self.stage1_name = None
|
|
|
|
#
|
|
# configuration
|
|
#
|
|
|
|
@property
|
|
def boot_dir(self):
|
|
return "/boot"
|
|
|
|
def write_config_images(self, config):
|
|
for image in self.images:
|
|
args = Arguments()
|
|
if image.initrd:
|
|
initrd_line = "\tramdisk=%s/%s\n" % (self.boot_dir,
|
|
image.initrd)
|
|
else:
|
|
initrd_line = ""
|
|
args.add("root=%s" % image.device.fstabSpec)
|
|
args.update(self.boot_args)
|
|
log.info("bootloader.py: used boot args: %s ", args)
|
|
stanza = ("[%(label)s]\n"
|
|
"\timage=%(boot_dir)s/%(kernel)s\n"
|
|
"%(initrd_line)s"
|
|
"\tparameters=\"%(args)s\"\n"
|
|
% {"label": self.image_label(image),
|
|
"kernel": image.kernel, "initrd_line": initrd_line,
|
|
"args": args,
|
|
"boot_dir": self.boot_dir})
|
|
config.write(stanza)
|
|
|
|
def write_config_header(self, config):
|
|
header = ("[defaultboot]\n"
|
|
"defaultauto\n"
|
|
"prompt=1\n"
|
|
"timeout=%(timeout)d\n"
|
|
"default=%(default)s\n"
|
|
"target=/boot\n"
|
|
% {"timeout": self.timeout,
|
|
"default": self.image_label(self.default)})
|
|
config.write(header)
|
|
|
|
#
|
|
# installation
|
|
#
|
|
|
|
def install(self, args=None):
|
|
buf = iutil.execWithCapture("zipl", [], root=ROOT_PATH)
|
|
for line in buf.splitlines():
|
|
if line.startswith("Preparing boot device: "):
|
|
# Output here may look like:
|
|
# Preparing boot device: dasdb (0200).
|
|
# Preparing boot device: dasdl.
|
|
# We want to extract the device name and pass that.
|
|
name = re.sub(r".+?: ", "", line)
|
|
self.stage1_name = re.sub(r"(\s\(.+\))?\.$", "", name)
|
|
|
|
if not self.stage1_name:
|
|
raise BootLoaderError("could not find IPL device")
|
|
|
|
# do the reipl
|
|
iutil.reIPL(self.stage1_name)
|
|
|
|
class EXTLINUX(BootLoader):
|
|
name = "EXTLINUX"
|
|
_config_file = "extlinux.conf"
|
|
_config_dir = "/boot/extlinux"
|
|
|
|
# stage1 device requirements
|
|
stage1_device_types = ["disk"]
|
|
|
|
# stage2 device requirements
|
|
stage2_format_types = ["ext4", "ext3", "ext2"]
|
|
stage2_device_types = ["partition"]
|
|
stage2_bootable = True
|
|
|
|
packages = ["syslinux-extlinux"]
|
|
|
|
@property
|
|
def config_file(self):
|
|
return "%s/%s" % (self._config_dir, self._config_file)
|
|
|
|
@property
|
|
def boot_prefix(self):
|
|
""" Prefix, if any, to paths in /boot. """
|
|
if self.stage2_device.format.mountpoint == "/":
|
|
prefix = "/boot"
|
|
else:
|
|
prefix = ""
|
|
|
|
return prefix
|
|
|
|
def write_config_console(self, config):
|
|
if not self.console:
|
|
return
|
|
|
|
console_arg = "console=%s" % self.console
|
|
if self.console_options:
|
|
console_arg += ",%s" % self.console_options
|
|
self.boot_args.add(console_arg)
|
|
|
|
def write_config_images(self, config):
|
|
self.write_config_console(config)
|
|
for image in self.images:
|
|
args = Arguments()
|
|
args.add("root=%s" % image.device.fstabSpec)
|
|
if image.device.type == "btrfs subvolume":
|
|
args.update(["rootflags=subvol=%s" % image.device.name])
|
|
args.update(self.boot_args)
|
|
log.info("bootloader.py: used boot args: %s ", args)
|
|
stanza = ("label %(label)s (%(version)s)\n"
|
|
"\tkernel %(boot_prefix)s/%(kernel)s\n"
|
|
"\tinitrd %(boot_prefix)s/%(initrd)s\n"
|
|
"\tappend %(args)s\n\n"
|
|
% {"label": self.image_label(image),
|
|
"version": image.version,
|
|
"kernel": image.kernel,
|
|
"initrd": image.initrd,
|
|
"args": args,
|
|
"boot_prefix": self.boot_prefix})
|
|
config.write(stanza)
|
|
|
|
def write_config_header(self, config):
|
|
header = ("# extlinux.conf generated by anaconda\n\n"
|
|
"ui menu.c32\n\n"
|
|
"menu autoboot Welcome to %(productName)s. Automatic boot in # second{,s}. Press a key for options.\n"
|
|
"menu title %(productName)s Boot Options.\n"
|
|
"menu hidden\n\n"
|
|
"timeout %(timeout)d\n"
|
|
"#totaltimeout 9000\n\n"
|
|
"default %(default)s\n\n"
|
|
% { "productName": productName, "timeout": self.timeout *10,
|
|
"default": self.image_label(self.default)})
|
|
config.write(header)
|
|
self.write_config_password(config)
|
|
|
|
def write_config_password(self, config):
|
|
if self.password:
|
|
config.write("menu master passwd %s\n" % self.password)
|
|
config.write("menu notabmsg Press [Tab] and enter the password to edit options")
|
|
|
|
def write_config_post(self):
|
|
etc_extlinux = os.path.normpath(ROOT_PATH + "/etc/" + self._config_file)
|
|
if not os.access(etc_extlinux, os.R_OK):
|
|
try:
|
|
os.symlink("../boot/%s" % self._config_file, etc_extlinux)
|
|
except OSError as e:
|
|
log.warning("failed to create /etc/extlinux.conf symlink: %s", e)
|
|
|
|
def write_config(self):
|
|
super(EXTLINUX, self).write_config()
|
|
|
|
#
|
|
# installation
|
|
#
|
|
|
|
def install(self, args=None):
|
|
args = ["--install", self._config_dir]
|
|
rc = iutil.execWithRedirect("extlinux", args,
|
|
root=ROOT_PATH)
|
|
|
|
if rc:
|
|
raise BootLoaderError("bootloader install failed")
|
|
|
|
|
|
# every platform that wants a bootloader needs to be in this dict
|
|
bootloader_by_platform = {platform.X86: GRUB2,
|
|
platform.EFI: EFIGRUB,
|
|
platform.MacEFI: MacEFIGRUB,
|
|
platform.PPC: GRUB2,
|
|
platform.IPSeriesPPC: IPSeriesGRUB2,
|
|
platform.NewWorldPPC: MacYaboot,
|
|
platform.S390: ZIPL,
|
|
platform.ARM: EXTLINUX,
|
|
platform.omapARM: EXTLINUX}
|
|
|
|
def get_bootloader():
|
|
platform_name = platform.platform.__class__.__name__
|
|
if flags.extlinux:
|
|
cls = EXTLINUX
|
|
else:
|
|
cls = bootloader_by_platform.get(platform.platform.__class__, BootLoader)
|
|
log.info("bootloader %s on %s platform", cls.__name__, platform_name)
|
|
return cls()
|
|
|
|
|
|
# anaconda-specific functions
|
|
|
|
def writeSysconfigKernel(storage, version):
|
|
# get the name of the default kernel package based on the version
|
|
kernel_basename = "vmlinuz-" + version
|
|
kernel_file = "/boot/%s" % kernel_basename
|
|
if not os.path.isfile(ROOT_PATH + kernel_file):
|
|
kernel_file = "/boot/efi/EFI/redhat/%s" % kernel_basename
|
|
if not os.path.isfile(ROOT_PATH + kernel_file):
|
|
log.error("failed to recreate path to default kernel image")
|
|
return
|
|
|
|
try:
|
|
import rpm
|
|
except ImportError:
|
|
log.error("failed to import rpm python module")
|
|
return
|
|
|
|
ts = rpm.TransactionSet(ROOT_PATH)
|
|
mi = ts.dbMatch('basenames', kernel_file)
|
|
try:
|
|
h = mi.next()
|
|
except StopIteration:
|
|
log.error("failed to get package name for default kernel")
|
|
return
|
|
|
|
kernel = h.name
|
|
|
|
f = open(ROOT_PATH + "/etc/sysconfig/kernel", "w+")
|
|
f.write("# UPDATEDEFAULT specifies if new-kernel-pkg should make\n"
|
|
"# new kernels the default\n")
|
|
# only update the default if we're setting the default to linux (#156678)
|
|
if storage.bootloader.default.device == storage.rootDevice:
|
|
f.write("UPDATEDEFAULT=yes\n")
|
|
else:
|
|
f.write("UPDATEDEFAULT=no\n")
|
|
f.write("\n")
|
|
f.write("# DEFAULTKERNEL specifies the default kernel package type\n")
|
|
f.write("DEFAULTKERNEL=%s\n" % kernel)
|
|
if storage.bootloader.trusted_boot:
|
|
f.write("# HYPERVISOR specifies the default multiboot kernel\n")
|
|
f.write("HYPERVISOR=/boot/tboot.gz\n")
|
|
f.write("HYPERVISOR_ARGS=logging=vga,serial,memory\n")
|
|
f.close()
|
|
|
|
def writeBootLoader(storage, payload, instClass, ksdata):
|
|
""" Write bootloader configuration to disk.
|
|
|
|
When we get here, the bootloader will already have a default linux
|
|
image. We only have to add images for the non-default kernels and
|
|
adjust the default to reflect whatever the default variant is.
|
|
"""
|
|
from pyanaconda.errors import errorHandler, ERROR_RAISE
|
|
|
|
if not storage.bootloader.skip_bootloader:
|
|
stage1_device = storage.bootloader.stage1_device
|
|
log.info("bootloader stage1 target device is %s", stage1_device.name)
|
|
stage2_device = storage.bootloader.stage2_device
|
|
log.info("bootloader stage2 target device is %s", stage2_device.name)
|
|
|
|
# get a list of installed kernel packages
|
|
kernel_versions = payload.kernelVersionList
|
|
if not kernel_versions:
|
|
log.warning("no kernel was installed -- bootloader config unchanged")
|
|
return
|
|
|
|
# all the linux images' labels are based on the default image's
|
|
base_label = productName
|
|
base_short_label = "linux"
|
|
|
|
# The first one is the default kernel. Update the bootloader's default
|
|
# entry to reflect the details of the default kernel.
|
|
version = kernel_versions.pop(0)
|
|
default_image = LinuxBootLoaderImage(device=storage.rootDevice,
|
|
version=version,
|
|
label=base_label,
|
|
short=base_short_label)
|
|
storage.bootloader.add_image(default_image)
|
|
storage.bootloader.default = default_image
|
|
if hasattr(storage.bootloader, 'efi_dir'):
|
|
storage.bootloader.efi_dir = instClass.efi_dir
|
|
|
|
# write out /etc/sysconfig/kernel
|
|
writeSysconfigKernel(storage, version)
|
|
|
|
if storage.bootloader.skip_bootloader:
|
|
log.info("skipping bootloader install per user request")
|
|
return
|
|
|
|
# now add an image for each of the other kernels
|
|
for version in kernel_versions:
|
|
label = "%s-%s" % (base_label, version)
|
|
short = "%s-%s" % (base_short_label, version)
|
|
if storage.bootloader.trusted_boot:
|
|
image = TbootLinuxBootLoaderImage(
|
|
device=storage.rootDevice,
|
|
version=version,
|
|
label=label, short=short)
|
|
else:
|
|
image = LinuxBootLoaderImage(device=storage.rootDevice,
|
|
version=version,
|
|
label=label, short=short)
|
|
storage.bootloader.add_image(image)
|
|
|
|
# set up dracut/fips boot args
|
|
# XXX FIXME: do this from elsewhere?
|
|
#storage.bootloader.set_boot_args(keyboard=anaconda.keyboard,
|
|
# storage=anaconda.storage,
|
|
# language=anaconda.instLanguage,
|
|
# network=anaconda.network)
|
|
storage.bootloader.set_boot_args(storage=storage,
|
|
payload=payload,
|
|
keyboard=ksdata.keyboard)
|
|
|
|
try:
|
|
storage.bootloader.write()
|
|
except BootLoaderError as e:
|
|
if errorHandler.cb(e) == ERROR_RAISE:
|
|
raise
|
|
|