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 --class xen"

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

  OS="$(sed 's, release .*$,,g' /etc/system-release)"

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

# Allow overriding GRUB_CMDLINE_LINUX and GRUB_CMDLINE_LINUX_DEFAULT.

if [ "${GRUB_CMDLINE_LINUX_XEN_REPLACE}" ]; then

  GRUB_CMDLINE_LINUX="${GRUB_CMDLINE_LINUX_XEN_REPLACE}"

fi

if [ "${GRUB_CMDLINE_LINUX_XEN_REPLACE_DEFAULT}" ]; then

  GRUB_CMDLINE_LINUX_DEFAULT="${GRUB_CMDLINE_LINUX_XEN_REPLACE_DEFAULT}"

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

title_correction_code=

linux_entry ()

{

  os="$1"

  version="$2"

  xen_version="$3"

  type="$4"

  args="$5"

  xen_args="$6"

  if [ -z "$boot_device_id" ]; then

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

  fi

  if [ x$type != xsimple ] ; then

      if [ x$type = xrecovery ] ; then

	  title="$(gettext_printf "%s, with Xen %s and Linux %s (recovery mode)" "${os}" "${xen_version}" "${version}")"

      else

	  title="$(gettext_printf "%s, with Xen %s and Linux %s" "${os}" "${xen_version}" "${version}")"

      fi

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

      if [ x"Xen ${xen_version}>$title" = x"$GRUB_ACTUAL_DEFAULT" ]; then

         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;"

         grub_warn "$(gettext_printf "Please don't use old title \`%s' for GRUB_DEFAULT, use \`%s' (for versions before 2.00) or \`%s' (for 2.00 or later)" "$GRUB_ACTUAL_DEFAULT" "$replacement_title" "gnulinux-advanced-$boot_device_id>gnulinux-$version-$type-$boot_device_id")"

      fi

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

  else

      title="$(gettext_printf "%s, with Xen hypervisor" "${os}")"

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

  fi

  if [ x$type != xrecovery ] ; then

      save_default_entry | grub_add_tab | sed "s/^/$submenu_indentation/"

  fi

  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/"

  xmessage="$(gettext_printf "Loading Xen %s ..." ${xen_version})"

  lmessage="$(gettext_printf "Loading Linux %s ..." ${version})"

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

	echo	'$(echo "$xmessage" | grub_quote)'

        if [ "\$grub_platform" = "pc" -o "\$grub_platform" = "" ]; then

            xen_rm_opts=

        else

            xen_rm_opts="no-real-mode edd=off"

        fi

	insmod ${module_loader}

	insmod ${xen_loader}

	${xen_loader}	${rel_xen_dirname}/${xen_basename} placeholder ${xen_args} \${xen_rm_opts}

	echo	'$(echo "$lmessage" | grub_quote)'

	${module_loader}	${rel_dirname}/${basename} placeholder root=${linux_root_device_thisversion} ro ${args}

EOF

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

    # TRANSLATORS: ramdisk isn't identifier. Should be translated.

    message="$(gettext_printf "Loading initial ramdisk ...")"

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

	echo	'$(echo "$message" | grub_quote)'

	insmod ${module_loader}

	${module_loader}	--nounzip   ${rel_dirname}/${initrd}

EOF

  fi

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

}

EOF

}

linux_list=

for i in /boot/vmlinu[xz]-* /vmlinu[xz]-* /boot/kernel-*; do

    if grub_file_is_not_garbage "$i"; then

    	basename=$(basename $i)

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

	dirname=$(dirname $i)

	config=

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

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

		config="${j}"

		break

	    fi

	done

        if (grep -qx "CONFIG_XEN_DOM0=y" "${config}" 2> /dev/null || grep -qx "CONFIG_XEN_PRIVILEGED_GUEST=y" "${config}" 2> /dev/null); then linux_list="$linux_list $i" ; fi

    fi

done

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

    exit 0

fi

file_is_not_sym () {

    case "$1" in

	*/xen-syms-*)

	    return 1;;

	*)

	    return 0;;

    esac

}

xen_list=

for i in /boot/xen*; do

    if grub_file_is_not_garbage "$i" && file_is_not_sym "$i" ; then xen_list="$xen_list $i" ; fi

done

prepare_boot_cache=

boot_device_id=

title_correction_code=

machine=`uname -m`

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

# 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${xen_list}" != "x" ] ; do

    list="${linux_list}"

    current_xen=`version_find_latest $xen_list`

    xen_basename=`basename ${current_xen}`

    xen_dirname=`dirname ${current_xen}`

    rel_xen_dirname=`make_system_path_relative_to_its_root $xen_dirname`

    xen_version=`echo $xen_basename | sed -e "s,.gz$,,g;s,^xen-,,g"`

    if [ -z "$boot_device_id" ]; then

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

    fi

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

	echo "	submenu '$(gettext_printf "Xen hypervisor, version %s" "${xen_version}" | grub_quote)' \$menuentry_id_option 'xen-hypervisor-$xen_version-$boot_device_id' {"

    fi

    if ($grub_file --is-arm64-efi $current_xen); then

	xen_loader="xen_hypervisor"

	module_loader="xen_module"

    else

	if ($grub_file --is-x86-multiboot2 $current_xen); then

	    xen_loader="multiboot2"

	    module_loader="module2"

	else

	    xen_loader="multiboot"

	    module_loader="module"

        fi

    fi

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

	linux=`version_find_latest $list`

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

	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=

	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="$i"

		break

	    fi

	done

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

	    gettext_printf "Found initrd image: %s\n" "${dirname}/${initrd}" >&2

	else

    # "UUID=" magic is parsed by initrds.  Since there's no initrd, 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$is_top_level" = xtrue ] && [ "x${GRUB_DISABLE_SUBMENU}" != xy ]; then

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

		"${GRUB_CMDLINE_LINUX} ${GRUB_CMDLINE_LINUX_DEFAULT}" "${GRUB_CMDLINE_XEN} ${GRUB_CMDLINE_XEN_DEFAULT}"

	    submenu_indentation="$grub_tab$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 '$(gettext_printf "Advanced options for %s (with Xen hypervisor)" "${OS}" | grub_quote)' \$menuentry_id_option 'gnulinux-advanced-$boot_device_id' {"

	echo "	submenu '$(gettext_printf "Xen hypervisor, version %s" "${xen_version}" | grub_quote)' \$menuentry_id_option 'xen-hypervisor-$xen_version-$boot_device_id' {"

	   is_top_level=false

	fi

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

	    "${GRUB_CMDLINE_LINUX} ${GRUB_CMDLINE_LINUX_DEFAULT}" "${GRUB_CMDLINE_XEN} ${GRUB_CMDLINE_XEN_DEFAULT}"

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

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

		"single ${GRUB_CMDLINE_LINUX}" "${GRUB_CMDLINE_XEN}"

	fi

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

    done

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

	echo '	}'

    fi

    xen_list=`echo $xen_list | tr ' ' '\n' | fgrep -vx "$current_xen" | 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"