Subversion Repositories configs

#! /bin/sh

set -e

# grub-mkconfig helper script.

# Copyright (C) 2006,2007,2008,2009,2010  Free Software Foundation, Inc.

#

# GRUB is free software: you can redistribute it and/or modify

# it under the terms of the GNU General Public License as published by

# the Free Software Foundation, either version 3 of the License, or

# (at your option) any later version.

#

# GRUB is distributed in the hope that it will be useful,

# but WITHOUT ANY WARRANTY; without even the implied warranty of

# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

# GNU General Public License for more details.

#

# You should have received a copy of the GNU General Public License

# along with GRUB.  If not, see <http://www.gnu.org/licenses/>.

prefix="/usr"

exec_prefix="/usr"

datarootdir="/usr/share"

. "$pkgdatadir/grub-mkconfig_lib"

export TEXTDOMAIN=grub

export TEXTDOMAINDIR="${datarootdir}/locale"

CLASS="--class gnu-linux --class gnu --class os --unrestricted"

if [ "x${GRUB_DISTRIBUTOR}" = "x" ] ; then

  OS="$(eval $(grep PRETTY_NAME /etc/os-release) ; echo ${PRETTY_NAME})"

  CLASS="--class $(eval $(grep '^ID_LIKE=\|^ID=' /etc/os-release) ; [ -n "${ID_LIKE}" ] && echo ${ID_LIKE} || echo ${ID}) ${CLASS}"

else

  OS="${GRUB_DISTRIBUTOR}"

  CLASS="--class $(echo ${GRUB_DISTRIBUTOR} | tr 'A-Z' 'a-z' | cut -d' ' -f1|LC_ALL=C sed 's,[^[:alnum:]_],_,g') ${CLASS}"

fi

# loop-AES arranges things so that /dev/loop/X can be our root device, but

# the initrds that Linux uses don't like that.

case ${GRUB_DEVICE} in

  /dev/loop/*|/dev/loop[0-9])

    GRUB_DEVICE=`losetup ${GRUB_DEVICE} | sed -e "s/^[^(]*(\([^)]\+\)).*/\1/"`

  ;;

esac

# Default to disabling partition uuid support to maintian compatibility with

# older kernels.

GRUB_DISABLE_LINUX_PARTUUID=${GRUB_DISABLE_LINUX_PARTUUID-true}

# btrfs may reside on multiple devices. We cannot pass them as value of root= parameter

# and mounting btrfs requires user space scanning, so force UUID in this case.

if ( [ "x${GRUB_DEVICE_UUID}" = "x" ] && [ "x${GRUB_DEVICE_PARTUUID}" = "x" ] ) \

    || ( [ "x${GRUB_DISABLE_LINUX_UUID}" = "xtrue" ] \

	&& [ "x${GRUB_DISABLE_LINUX_PARTUUID}" = "xtrue" ] ) \

    || ( ! test -e "/dev/disk/by-uuid/${GRUB_DEVICE_UUID}" \

	&& ! test -e "/dev/disk/by-partuuid/${GRUB_DEVICE_PARTUUID}" ) \

    || ( test -e "${GRUB_DEVICE}" && uses_abstraction "${GRUB_DEVICE}" lvm ); then

  LINUX_ROOT_DEVICE=${GRUB_DEVICE}

elif [ "x${GRUB_DEVICE_UUID}" = "x" ] \

    || [ "x${GRUB_DISABLE_LINUX_UUID}" = "xtrue" ]; then

  LINUX_ROOT_DEVICE=PARTUUID=${GRUB_DEVICE_PARTUUID}

else

  LINUX_ROOT_DEVICE=UUID=${GRUB_DEVICE_UUID}

fi

case x"$GRUB_FS" in

    xbtrfs)

	if [ "x${SUSE_BTRFS_SNAPSHOT_BOOTING}" = "xtrue" ]; then

	GRUB_CMDLINE_LINUX="${GRUB_CMDLINE_LINUX} \${extra_cmdline}"

	else

	rootsubvol="`make_system_path_relative_to_its_root /`"

	rootsubvol="${rootsubvol#/}"

	if [ "x${rootsubvol}" != x ]; then

	    GRUB_CMDLINE_LINUX="rootflags=subvol=${rootsubvol} ${GRUB_CMDLINE_LINUX}"

	fi

	fi;;

    xzfs)

	rpool=`${grub_probe} --device ${GRUB_DEVICE} --target=fs_label 2>/dev/null || true`

	bootfs="`make_system_path_relative_to_its_root / | sed -e "s,@$,,"`"

	LINUX_ROOT_DEVICE="ZFS=${rpool}${bootfs}"

	;;

esac

populate_header_warn()

{

cat <<EOF

# This section was generated by a script. Do not modify the generated file - all changes

# will be lost the next time file is regenerated. Instead edit the BootLoaderSpec files.

#

# The blscfg command parses the BootLoaderSpec files stored in /boot/loader/entries and

# populates the boot menu. Please refer to the Boot Loader Specification documentation

# for the files format: https://www.freedesktop.org/wiki/Specifications/BootLoaderSpec/.

EOF

}

mktitle ()

{

  local title_type

  local version

  local OS_NAME

  local OS_VERS

  title_type=$1 && shift

  version=$1 && shift

  OS_NAME="$(eval $(grep ^NAME= /etc/os-release) ; echo ${NAME})"

  OS_VERS="$(eval $(grep ^VERSION= /etc/os-release) ; echo ${VERSION})"

  case $title_type in

    recovery)

      title=$(printf '%s (%s) %s (recovery mode)' \

                     "${OS_NAME}" "${version}" "${OS_VERS}")

      ;;

    *)

      title=$(printf '%s (%s) %s' \

                     "${OS_NAME}" "${version}" "${OS_VERS}")

      ;;

  esac

  echo -n ${title}

}

title_correction_code=

linux_entry ()

{

  os="$1"

  version="$2"

  type="$3"

  isdebug="$4"

  args="$5"

  if [ -z "$boot_device_id" ]; then

      boot_device_id="$(grub_get_device_id "${GRUB_DEVICE}")"

  fi

  if [ "x${GRUB_ENABLE_BLSCFG}" = "xtrue" ]; then

    if [ x$dirname = x/ ]; then

      if [ -z "${prepare_root_cache}" ]; then

        prepare_grub_to_access_device ${GRUB_DEVICE}

      fi

    else

      if [ -z "${prepare_boot_cache}" ]; then

        prepare_grub_to_access_device ${GRUB_DEVICE_BOOT}

      fi

    fi

    if [ -d /sys/firmware/efi ]; then

        bootefi_device="`${grub_probe} --target=device /boot/efi/`"

        prepare_grub_to_access_device ${bootefi_device} boot

    else

        boot_device="`${grub_probe} --target=device /boot/`"

        prepare_grub_to_access_device ${boot_device} boot

    fi

    populate_header_warn

    cat << EOF

# The kernelopts variable should be defined in the grubenv file. But to ensure that menu

# entries populated from BootLoaderSpec files that use this variable work correctly even

# without a grubenv file, define a fallback kernelopts variable if this has not been set.

#

# The kernelopts variable in the grubenv file can be modified using the grubby tool or by

# executing the grub2-mkconfig tool. For the latter, the values of the GRUB_CMDLINE_LINUX

# and GRUB_CMDLINE_LINUX_DEFAULT options from /etc/default/grub file are used to set both

# the kernelopts variable in the grubenv file and the fallback kernelopts variable.

if [ -z "\${kernelopts}" ]; then

  set kernelopts="root=${linux_root_device_thisversion} ro ${args}"

fi

insmod blscfg

blscfg

EOF

    if [ "x${GRUB_GRUBENV_UPDATE}" = "xyes" ]; then

	${grub_editenv} - set kernelopts="root=${linux_root_device_thisversion} ro ${args}"

    fi

    exit 0

  fi

  if [ x$type != xsimple ] ; then

      title=$(mktitle "$type" "$version")

      if [ x"$title" = x"$GRUB_ACTUAL_DEFAULT" ] || [ x"Previous Linux versions>$title" = x"$GRUB_ACTUAL_DEFAULT" ]; then

	  replacement_title="$(echo "Advanced options for ${OS}" | sed 's,>,>>,g')>$(echo "$title" | sed 's,>,>>,g')"

	  quoted="$(echo "$GRUB_ACTUAL_DEFAULT" | grub_quote)"

	  title_correction_code="${title_correction_code}if [ \"x\$default\" = '$quoted' ]; then default='$(echo "$replacement_title" | grub_quote)'; fi;"

      fi

      if [ x$isdebug = xdebug ]; then

	  title="$title${GRUB_LINUX_DEBUG_TITLE_POSTFIX}"

      fi

      echo "menuentry '$(echo "$title" | grub_quote)' ${CLASS} \$menuentry_id_option 'gnulinux-$version-$type-$boot_device_id' {" | sed "s/^/$submenu_indentation/"

  else

      echo "menuentry '$(echo "$os" | grub_quote)' ${CLASS} \$menuentry_id_option 'gnulinux-simple-$boot_device_id' {" | sed "s/^/$submenu_indentation/"

  fi

  if [ x$type != xrecovery ] ; then

      save_default_entry | grub_add_tab

  fi

  # Use ELILO's generic "efifb" when it's known to be available.

  # FIXME: We need an interface to select vesafb in case efifb can't be used.

  if [ "x$GRUB_GFXPAYLOAD_LINUX" = x ]; then

      echo "	load_video" | sed "s/^/$submenu_indentation/"

      if grep -qx "CONFIG_FB_EFI=y" "${config}" 2> /dev/null \

	  && grep -qx "CONFIG_VT_HW_CONSOLE_BINDING=y" "${config}" 2> /dev/null; then

	  echo "	set gfxpayload=keep" | sed "s/^/$submenu_indentation/"

      fi

  else

      if [ "x$GRUB_GFXPAYLOAD_LINUX" != xtext ]; then

	  echo "	load_video" | sed "s/^/$submenu_indentation/"

      fi

      echo "	set gfxpayload=$GRUB_GFXPAYLOAD_LINUX" | sed "s/^/$submenu_indentation/"

  fi

  echo "	insmod gzio" | sed "s/^/$submenu_indentation/"

  if [ x$dirname = x/ ]; then

    if [ -z "${prepare_root_cache}" ]; then

      prepare_root_cache="$(prepare_grub_to_access_device ${GRUB_DEVICE} | grub_add_tab)"

    fi

    printf '%s\n' "${prepare_root_cache}" | sed "s/^/$submenu_indentation/"

  else

    if [ -z "${prepare_boot_cache}" ]; then

      prepare_boot_cache="$(prepare_grub_to_access_device ${GRUB_DEVICE_BOOT} | grub_add_tab)"

    fi

    printf '%s\n' "${prepare_boot_cache}" | sed "s/^/$submenu_indentation/"

  fi

  sed "s/^/$submenu_indentation/" << EOF

	linux	${rel_dirname}/${basename} root=${linux_root_device_thisversion} ro ${args}

EOF

  if test -n "${initrd}" ; then

    initrd_path=

    for i in ${initrd}; do

      initrd_path="${initrd_path} ${rel_dirname}/${i}"

    done

    sed "s/^/$submenu_indentation/" << EOF

	initrd	$(echo $initrd_path)

EOF

  fi

  if test -n "${fdt}" ; then

    sed "s/^/$submenu_indentation/" << EOF

	devicetree	${rel_dirname}/${fdt}

EOF

  fi

  sed "s/^/$submenu_indentation/" << EOF

}

EOF

}

machine=`uname -m`

case "x$machine" in

    xi?86 | xx86_64)

	list=

	for i in /boot/vmlinuz-* /vmlinuz-* /boot/kernel-* ; do

	    if grub_file_is_not_garbage "$i" ; then list="$list $i" ; fi

	done ;;

    *)

	list=

	for i in /boot/vmlinuz-* /boot/vmlinux-* /vmlinuz-* /vmlinux-* /boot/kernel-* ; do

                  if grub_file_is_not_garbage "$i" ; then list="$list $i" ; fi

	done ;;

esac

if [ "x${GRUB_ENABLE_BLSCFG}" = "xtrue" ]; then

    for i in /boot/ostree/*/vmlinuz-* ; do

        if grub_file_is_not_garbage "$i" ; then list="$list $i" ; fi

    done

fi

case "$machine" in

    i?86) GENKERNEL_ARCH="x86" ;;

    mips|mips64) GENKERNEL_ARCH="mips" ;;

    mipsel|mips64el) GENKERNEL_ARCH="mipsel" ;;

    arm*) GENKERNEL_ARCH="arm" ;;

    *) GENKERNEL_ARCH="$machine" ;;

esac

prepare_boot_cache=

prepare_root_cache=

boot_device_id=

title_correction_code=

# Extra indentation to add to menu entries in a submenu. We're not in a submenu

# yet, so it's empty. In a submenu it will be equal to '\t' (one tab).

submenu_indentation=""

is_top_level=true

while [ "x$list" != "x" ] ; do

  linux=`version_find_latest $list`

  if [ "x${GRUB_ENABLE_BLSCFG}" != "xtrue" ]; then

    gettext_printf "Found linux image: %s\n" "$linux" >&2

  fi

  basename=`basename $linux`

  dirname=`dirname $linux`

  rel_dirname=`make_system_path_relative_to_its_root $dirname`

  version=`echo $basename | sed -e "s,^[^0-9]*-,,g"`

  alt_version=`echo $version | sed -e "s,\.old$,,g"`

  linux_root_device_thisversion="${LINUX_ROOT_DEVICE}"

  initrd_early=

  for i in ${GRUB_EARLY_INITRD_LINUX_STOCK} \

	   ${GRUB_EARLY_INITRD_LINUX_CUSTOM}; do

    if test -e "${dirname}/${i}" ; then

      initrd_early="${initrd_early} ${i}"

    fi

  done

  initrd_real=

  for i in "initrd.img-${version}" "initrd-${version}.img" "initrd-${version}.gz" \

	   "initrd-${version}" "initramfs-${version}.img" \

	   "initrd.img-${alt_version}" "initrd-${alt_version}.img" \

	   "initrd-${alt_version}" "initramfs-${alt_version}.img" \

	   "initramfs-genkernel-${version}" \

	   "initramfs-genkernel-${alt_version}" \

	   "initramfs-genkernel-${GENKERNEL_ARCH}-${version}" \

	   "initramfs-genkernel-${GENKERNEL_ARCH}-${alt_version}"; do

    if test -e "${dirname}/${i}" ; then

      initrd_real="${i}"

      break

    fi

  done

  initrd=

  if test -n "${initrd_early}" || test -n "${initrd_real}"; then

    initrd="${initrd_early} ${initrd_real}"

    initrd_display=

    for i in ${initrd}; do

      initrd_display="${initrd_display} ${dirname}/${i}"

    done

    if [ "x${GRUB_ENABLE_BLSCFG}" != "xtrue" ]; then

      gettext_printf "Found initrd image: %s\n" "$(echo $initrd_display)" >&2

    fi

  fi

  fdt=

  for i in "dtb-${version}" "dtb-${alt_version}"; do

    if test -f "${dirname}/${i}/${GRUB_DEFAULT_DTB}" ; then

      fdt="${i}/${GRUB_DEFAULT_DTB}"

      break

    fi

  done

  config=

  for i in "${dirname}/config-${version}" "${dirname}/config-${alt_version}" "/etc/kernels/kernel-config-${version}" ; do

    if test -e "${i}" ; then

      config="${i}"

      break

    fi

  done

  initramfs=

  if test -n "${config}" ; then

      initramfs=`grep CONFIG_INITRAMFS_SOURCE= "${config}" | cut -f2 -d= | tr -d \"`

  fi

  if test -z "${initramfs}" && test -z "${initrd_real}" ; then

    # "UUID=" and "ZFS=" magic is parsed by initrd or initramfs.  Since there's

    # no initrd or builtin initramfs, it can't work here.

    if [ "x${GRUB_DEVICE_PARTUUID}" = "x" ] \

	|| [ "x${GRUB_DISABLE_LINUX_PARTUUID}" = "xtrue" ]; then

	linux_root_device_thisversion=${GRUB_DEVICE}

    else

	linux_root_device_thisversion=PARTUUID=${GRUB_DEVICE_PARTUUID}

    fi

  fi

  if [ "x${GRUB_DISABLE_SUBMENU}" = "xyes" ] || [ "x${GRUB_DISABLE_SUBMENU}" = "xy" ]; then

    GRUB_DISABLE_SUBMENU="true"

  fi

  if [ "x$is_top_level" = xtrue ] && [ "x${GRUB_DISABLE_SUBMENU}" != xtrue ]; then

    linux_entry "${OS}" "${version}" simple standard \

    "${GRUB_CMDLINE_LINUX} ${GRUB_CMDLINE_LINUX_DEFAULT}"

    if [ "x$GRUB_LINUX_MAKE_DEBUG" = "xtrue" ]; then

      linux_entry "${OS}" "${version}" simple debug \

        "${GRUB_CMDLINE_LINUX} ${GRUB_CMDLINE_LINUX_DEFAULT} ${GRUB_CMDLINE_LINUX_DEBUG}"

    fi

    submenu_indentation="$grub_tab"

    if [ -z "$boot_device_id" ]; then

	boot_device_id="$(grub_get_device_id "${GRUB_DEVICE}")"

    fi

    # TRANSLATORS: %s is replaced with an OS name

    echo "submenu '$(gettext_printf "Advanced options for %s" "${OS}" | grub_quote)' \$menuentry_id_option 'gnulinux-advanced-$boot_device_id' {"

    is_top_level=false

  fi

  linux_entry "${OS}" "${version}" advanced standard \

              "${GRUB_CMDLINE_LINUX} ${GRUB_CMDLINE_LINUX_DEFAULT}"

  if [ "x$GRUB_LINUX_MAKE_DEBUG" = "xtrue" ]; then

    linux_entry "${OS}" "${version}" advanced debug \

                "${GRUB_CMDLINE_LINUX} ${GRUB_CMDLINE_LINUX_DEFAULT} ${GRUB_CMDLINE_LINUX_DEBUG}"

  fi

  if [ "x${GRUB_DISABLE_RECOVERY}" != "xtrue" ]; then

    linux_entry "${OS}" "${version}" recovery standard \

                "single ${GRUB_CMDLINE_LINUX}"

  fi

  list=`echo $list | tr ' ' '\n' | fgrep -vx "$linux" | tr '\n' ' '`

done

# If at least one kernel was found, then we need to

# add a closing '}' for the submenu command.

if [ x"$is_top_level" != xtrue ]; then

  echo '}'

fi

echo "$title_correction_code"