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fc0c36a647
Allow plugin bootimg-efi to configure with multiple initrd
through source parameter.
Uses ; to separate each initrd.
e.g:
--sourceparams="loader=${EFI_PROVIDER},initrd=initrd1;initrd2"
(From OE-Core rev: c7b0823f9ab6a9959aaa809b8c3f70d199feb64d)
Signed-off-by: Chee Yang Lee <chee.yang.lee@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
295 lines
10 KiB
Python
295 lines
10 KiB
Python
#
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# Copyright (c) 2014, Intel Corporation.
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#
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# SPDX-License-Identifier: GPL-2.0-only
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#
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# DESCRIPTION
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# This implements the 'bootimg-efi' source plugin class for 'wic'
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#
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# AUTHORS
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# Tom Zanussi <tom.zanussi (at] linux.intel.com>
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#
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import logging
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import os
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import shutil
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from wic import WicError
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from wic.engine import get_custom_config
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from wic.pluginbase import SourcePlugin
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from wic.misc import (exec_cmd, exec_native_cmd,
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get_bitbake_var, BOOTDD_EXTRA_SPACE)
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logger = logging.getLogger('wic')
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class BootimgEFIPlugin(SourcePlugin):
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"""
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Create EFI boot partition.
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This plugin supports GRUB 2 and systemd-boot bootloaders.
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"""
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name = 'bootimg-efi'
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@classmethod
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def do_configure_grubefi(cls, hdddir, creator, cr_workdir, source_params):
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"""
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Create loader-specific (grub-efi) config
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"""
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configfile = creator.ks.bootloader.configfile
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custom_cfg = None
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if configfile:
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custom_cfg = get_custom_config(configfile)
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if custom_cfg:
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# Use a custom configuration for grub
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grubefi_conf = custom_cfg
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logger.debug("Using custom configuration file "
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"%s for grub.cfg", configfile)
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else:
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raise WicError("configfile is specified but failed to "
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"get it from %s." % configfile)
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initrd = source_params.get('initrd')
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if initrd:
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bootimg_dir = get_bitbake_var("DEPLOY_DIR_IMAGE")
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if not bootimg_dir:
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raise WicError("Couldn't find DEPLOY_DIR_IMAGE, exiting")
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initrds = initrd.split(';')
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for rd in initrds:
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cp_cmd = "cp %s/%s %s" % (bootimg_dir, rd, hdddir)
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exec_cmd(cp_cmd, True)
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else:
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logger.debug("Ignoring missing initrd")
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if not custom_cfg:
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# Create grub configuration using parameters from wks file
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bootloader = creator.ks.bootloader
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title = source_params.get('title')
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grubefi_conf = ""
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grubefi_conf += "serial --unit=0 --speed=115200 --word=8 --parity=no --stop=1\n"
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grubefi_conf += "default=boot\n"
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grubefi_conf += "timeout=%s\n" % bootloader.timeout
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grubefi_conf += "menuentry '%s'{\n" % (title if title else "boot")
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kernel = get_bitbake_var("KERNEL_IMAGETYPE")
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if not kernel:
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kernel = "bzImage"
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label = source_params.get('label')
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label_conf = "root=%s" % creator.rootdev
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if label:
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label_conf = "LABEL=%s" % label
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grubefi_conf += "linux /%s %s rootwait %s\n" \
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% (kernel, label_conf, bootloader.append)
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if initrd:
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initrds = initrd.split(';')
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grubefi_conf += "initrd"
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for rd in initrds:
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grubefi_conf += " /%s" % rd
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grubefi_conf += "\n"
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grubefi_conf += "}\n"
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logger.debug("Writing grubefi config %s/hdd/boot/EFI/BOOT/grub.cfg",
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cr_workdir)
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cfg = open("%s/hdd/boot/EFI/BOOT/grub.cfg" % cr_workdir, "w")
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cfg.write(grubefi_conf)
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cfg.close()
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@classmethod
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def do_configure_systemdboot(cls, hdddir, creator, cr_workdir, source_params):
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"""
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Create loader-specific systemd-boot/gummiboot config
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"""
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install_cmd = "install -d %s/loader" % hdddir
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exec_cmd(install_cmd)
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install_cmd = "install -d %s/loader/entries" % hdddir
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exec_cmd(install_cmd)
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bootloader = creator.ks.bootloader
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loader_conf = ""
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loader_conf += "default boot\n"
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loader_conf += "timeout %d\n" % bootloader.timeout
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initrd = source_params.get('initrd')
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if initrd:
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# obviously we need to have a common common deploy var
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bootimg_dir = get_bitbake_var("DEPLOY_DIR_IMAGE")
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if not bootimg_dir:
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raise WicError("Couldn't find DEPLOY_DIR_IMAGE, exiting")
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initrds = initrd.split(';')
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for rd in initrds:
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cp_cmd = "cp %s/%s %s" % (bootimg_dir, rd, hdddir)
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exec_cmd(cp_cmd, True)
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else:
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logger.debug("Ignoring missing initrd")
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logger.debug("Writing systemd-boot config "
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"%s/hdd/boot/loader/loader.conf", cr_workdir)
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cfg = open("%s/hdd/boot/loader/loader.conf" % cr_workdir, "w")
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cfg.write(loader_conf)
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cfg.close()
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configfile = creator.ks.bootloader.configfile
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custom_cfg = None
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if configfile:
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custom_cfg = get_custom_config(configfile)
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if custom_cfg:
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# Use a custom configuration for systemd-boot
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boot_conf = custom_cfg
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logger.debug("Using custom configuration file "
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"%s for systemd-boots's boot.conf", configfile)
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else:
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raise WicError("configfile is specified but failed to "
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"get it from %s.", configfile)
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if not custom_cfg:
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# Create systemd-boot configuration using parameters from wks file
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kernel = get_bitbake_var("KERNEL_IMAGETYPE")
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if not kernel:
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kernel = "bzImage"
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title = source_params.get('title')
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boot_conf = ""
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boot_conf += "title %s\n" % (title if title else "boot")
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boot_conf += "linux /%s\n" % kernel
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label = source_params.get('label')
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label_conf = "LABEL=Boot root=%s" % creator.rootdev
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if label:
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label_conf = "LABEL=%s" % label
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boot_conf += "options %s %s\n" % \
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(label_conf, bootloader.append)
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if initrd:
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initrds = initrd.split(';')
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for rd in initrds:
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boot_conf += "initrd /%s\n" % rd
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logger.debug("Writing systemd-boot config "
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"%s/hdd/boot/loader/entries/boot.conf", cr_workdir)
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cfg = open("%s/hdd/boot/loader/entries/boot.conf" % cr_workdir, "w")
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cfg.write(boot_conf)
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cfg.close()
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@classmethod
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def do_configure_partition(cls, part, source_params, creator, cr_workdir,
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oe_builddir, bootimg_dir, kernel_dir,
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native_sysroot):
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"""
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Called before do_prepare_partition(), creates loader-specific config
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"""
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hdddir = "%s/hdd/boot" % cr_workdir
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install_cmd = "install -d %s/EFI/BOOT" % hdddir
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exec_cmd(install_cmd)
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try:
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if source_params['loader'] == 'grub-efi':
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cls.do_configure_grubefi(hdddir, creator, cr_workdir, source_params)
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elif source_params['loader'] == 'systemd-boot':
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cls.do_configure_systemdboot(hdddir, creator, cr_workdir, source_params)
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else:
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raise WicError("unrecognized bootimg-efi loader: %s" % source_params['loader'])
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except KeyError:
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raise WicError("bootimg-efi requires a loader, none specified")
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@classmethod
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def do_prepare_partition(cls, part, source_params, creator, cr_workdir,
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oe_builddir, bootimg_dir, kernel_dir,
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rootfs_dir, native_sysroot):
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"""
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Called to do the actual content population for a partition i.e. it
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'prepares' the partition to be incorporated into the image.
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In this case, prepare content for an EFI (grub) boot partition.
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"""
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if not kernel_dir:
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kernel_dir = get_bitbake_var("DEPLOY_DIR_IMAGE")
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if not kernel_dir:
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raise WicError("Couldn't find DEPLOY_DIR_IMAGE, exiting")
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staging_kernel_dir = kernel_dir
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hdddir = "%s/hdd/boot" % cr_workdir
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kernel = get_bitbake_var("KERNEL_IMAGETYPE")
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if not kernel:
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kernel = "bzImage"
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install_cmd = "install -m 0644 %s/%s %s/%s" % \
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(staging_kernel_dir, kernel, hdddir, kernel)
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exec_cmd(install_cmd)
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try:
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if source_params['loader'] == 'grub-efi':
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shutil.copyfile("%s/hdd/boot/EFI/BOOT/grub.cfg" % cr_workdir,
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"%s/grub.cfg" % cr_workdir)
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for mod in [x for x in os.listdir(kernel_dir) if x.startswith("grub-efi-")]:
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cp_cmd = "cp %s/%s %s/EFI/BOOT/%s" % (kernel_dir, mod, hdddir, mod[9:])
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exec_cmd(cp_cmd, True)
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shutil.move("%s/grub.cfg" % cr_workdir,
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"%s/hdd/boot/EFI/BOOT/grub.cfg" % cr_workdir)
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elif source_params['loader'] == 'systemd-boot':
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for mod in [x for x in os.listdir(kernel_dir) if x.startswith("systemd-")]:
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cp_cmd = "cp %s/%s %s/EFI/BOOT/%s" % (kernel_dir, mod, hdddir, mod[8:])
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exec_cmd(cp_cmd, True)
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else:
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raise WicError("unrecognized bootimg-efi loader: %s" %
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source_params['loader'])
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except KeyError:
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raise WicError("bootimg-efi requires a loader, none specified")
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startup = os.path.join(kernel_dir, "startup.nsh")
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if os.path.exists(startup):
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cp_cmd = "cp %s %s/" % (startup, hdddir)
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exec_cmd(cp_cmd, True)
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du_cmd = "du -bks %s" % hdddir
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out = exec_cmd(du_cmd)
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blocks = int(out.split()[0])
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extra_blocks = part.get_extra_block_count(blocks)
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if extra_blocks < BOOTDD_EXTRA_SPACE:
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extra_blocks = BOOTDD_EXTRA_SPACE
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blocks += extra_blocks
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logger.debug("Added %d extra blocks to %s to get to %d total blocks",
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extra_blocks, part.mountpoint, blocks)
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# dosfs image, created by mkdosfs
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bootimg = "%s/boot.img" % cr_workdir
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label = part.label if part.label else "ESP"
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dosfs_cmd = "mkdosfs -n %s -i %s -C %s %d" % \
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(label, part.fsuuid, bootimg, blocks)
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exec_native_cmd(dosfs_cmd, native_sysroot)
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mcopy_cmd = "mcopy -i %s -s %s/* ::/" % (bootimg, hdddir)
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exec_native_cmd(mcopy_cmd, native_sysroot)
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chmod_cmd = "chmod 644 %s" % bootimg
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exec_cmd(chmod_cmd)
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du_cmd = "du -Lbks %s" % bootimg
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out = exec_cmd(du_cmd)
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bootimg_size = out.split()[0]
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part.size = int(bootimg_size)
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part.source_file = bootimg
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