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| Original file line number | Diff line number | Diff line change |
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| #! /bin/sh -e | ||
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| # grub-install helper script for lupin. This script will upgrade | ||
| # the grub bootloader installed on the host (wubildr). | ||
| # | ||
| # Copyright (C) Agostino Russo | ||
| # | ||
| # Lupin is free software; you can redistribute it and/or modify | ||
| # it under the terms of the GNU Lesser General Public License as | ||
| # published by the Free Software Foundation; either version 2.1 of | ||
| # the License, or (at your option) any later version. | ||
| # | ||
| # Lupin 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 Lesser General Public License for more details. | ||
| # | ||
| # You should have received a copy of the GNU Lesser General Public License | ||
| # along with this program. If not, see <http://www.gnu.org/licenses/>. | ||
|
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||
| newns () { | ||
| [ "$LUPIN_NEWNS" ] || exec /usr/lib/lupin-support/newns "$0" "$@" | ||
| } | ||
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||
| # Look for wubildr on all partitions of BIOS-accessible disk devices. | ||
| # We can safely ignore the hibernation case here, because the Windows boot | ||
| # loader boots straight into Windows if Windows was hibernated. | ||
| find_wubildr () { | ||
| local partitions= | ||
| for disk in $(grub-mkdevicemap -m - | cut -f2); do | ||
| disk="$(readlink -f "$disk")" || continue | ||
| sysdisk="/sys$(udevadm info -q path -n "$disk" 2>/dev/null)" || continue | ||
| for syspartition in "$sysdisk"/*[0-9]; do | ||
| [ -d "$syspartition" ] || continue | ||
| partition="/dev/$(udevadm info -q name -p "$syspartition" 2>/dev/null)" || continue | ||
| fs="$(grub-probe -t fs -d "$partition" 2>/dev/null)" || continue | ||
| [ "$fs" = fat ] || [ "$fs" = ntfs ] || continue | ||
| if [ "$(grub-fstest "$partition" ls /wubildr 2>/dev/null)" ]; then | ||
| partitions="${partitions:+$partitions }$partition" | ||
| fi | ||
| done | ||
| done | ||
| echo "$partitions" | ||
| } | ||
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||
| parse_proc_mounts () { | ||
| while read -r line; do | ||
| set -- $line | ||
| printf '%s %s %s\n' "$(readlink -f "$1")" "$2" "$3" | ||
| done | ||
| } | ||
|
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||
| unescape_mount () { | ||
| printf %s "$1" | \ | ||
| sed 's/\\011/ /g; s/\\012/\n/g; s/\\040/ /g; s/\\134/\\/g' | ||
| } | ||
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| newns "$@" | ||
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| prefix= | ||
| test_only=false | ||
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| for option in "$@"; do | ||
| case "$option" in | ||
| --prefix=*) | ||
| prefix=`echo "$option" | sed 's/--prefix=//'` ;; | ||
| --test) | ||
| test_only=: ;; | ||
| esac | ||
| done | ||
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| GRUB_DEVICE_BOOT="`grub-probe --target=device /boot`" | ||
| case ${GRUB_DEVICE_BOOT} in | ||
| /dev/loop/*|/dev/loop[0-9]) | ||
| loop_file=`losetup ${GRUB_DEVICE_BOOT} | sed -e "s/^[^(]*(\([^)]\+\)).*/\1/"` | ||
| ;; | ||
| esac | ||
|
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||
| # Is /boot loop-mounted from a file on another filesystem? | ||
| if [ "x${loop_file}" = x ] || [ ! -f "${loop_file}" ]; then | ||
| exit 1 | ||
| fi | ||
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| mtpt="${loop_file%/*}" | ||
| while [ -n "$mtpt" ]; do | ||
| while read DEV MTPT FSTYPE OPTS REST; do | ||
| if [ "$MTPT" = "$mtpt" ]; then | ||
| loop_file=${loop_file#$MTPT} | ||
| host_mountpoint=$MTPT | ||
| break | ||
| fi | ||
| done < /proc/mounts | ||
| mtpt="${mtpt%/*}" | ||
| [ -z "$host_mountpoint" ] || break | ||
| done | ||
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| if [ "x${host_mountpoint}" = x ]; then | ||
| exit 1 | ||
| fi | ||
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| target="${host_mountpoint}/wubildr" | ||
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| if $test_only; then | ||
| if [ -f "$target" ]; then | ||
| # Found on this partition | ||
| exit 0 | ||
| elif [ "$(find_wubildr)" ]; then | ||
| # Found on some other partition | ||
| exit 0 | ||
| else | ||
| # Not found | ||
| exit 1 | ||
| fi | ||
| fi | ||
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| wubildr_partitions="$(find_wubildr)" | ||
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| if [ ! -f "$target" ] && [ -z "$wubildr_partitions" ]; then | ||
| exit 1 | ||
| fi | ||
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| # TODO You might want to have this as a proper file somewhere in /usr/share | ||
| tmp="$(mktemp -dt)" | ||
| echo 'normal (memdisk)/wubildr.cfg' > "$tmp/wubildr-bootstrap.cfg" | ||
| cat << EOF > "$tmp/wubildr.cfg" | ||
| set show_panic_message=true | ||
| if search -s -f -n $loop_file; then | ||
| if loopback loop0 $loop_file; then | ||
| set root=(loop0) | ||
| if [ -e /boot/grub/grub.cfg ]; then | ||
| set prefix=(loop0)/boot/grub | ||
| if configfile /boot/grub/grub.cfg; then | ||
| set show_panic_message=false | ||
| fi | ||
| elif [ -e /grub/grub.cfg ]; then | ||
| set prefix=(loop0)/grub | ||
| if configfile /grub/grub.cfg; then | ||
| set show_panic_message=false | ||
| fi | ||
| else | ||
| if search -s -f -n /ubuntu/install/wubildr-disk.cfg; then | ||
| if configfile /ubuntu/install/wubildr-disk.cfg; then | ||
| set show_panic_message=false | ||
| fi | ||
| fi | ||
| fi | ||
| fi | ||
| fi | ||
| if [ \${show_panic_message} = true ]; then | ||
| echo "It is not possible to boot from the Ubuntu image." | ||
| echo "The Windows partition might be corrupted." | ||
| echo "Please reboot into Windows and run: chkdsk /r" | ||
| echo "Then try again." | ||
| fi | ||
| EOF | ||
| (cd "$tmp" && tar cf wubildr.tar wubildr.cfg) | ||
|
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||
| # Watch the modules order! | ||
| modules=" \ | ||
| biosdisk part_msdos part_gpt fat ntfs ext2 ntfscomp iso9660 loopback \ | ||
| search linux boot echo test gzio normal memdisk tar probe configfile" | ||
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| # Ensure errors pass through the pipeline. | ||
| s="$( ((grub-mkimage -O i386-pc ${prefix:+--prefix="$prefix"} -c "$tmp/wubildr-bootstrap.cfg" -m "$tmp/wubildr.tar" $modules -o "$tmp/wubildro"; echo $? >&3; cat "$tmp/wubildro" 2>&3) | cat /usr/lib/grub/i386-pc/lnxboot.img - > "$tmp/wubildr") 3>&1)"; [ "$s" = 0 ] | ||
| if [ -f "$target" ]; then | ||
| cp -af "$tmp/wubildr" "$target.new" | ||
| mv -f "$target.new" "$target" | ||
| fi | ||
| grep ^/dev/ /proc/mounts | parse_proc_mounts >"$tmp/mounted-map" | ||
| mkdir -p "$tmp/mnt" | ||
| for partition in $wubildr_partitions; do | ||
| if grep -q "^$partition " "$tmp/mounted-map"; then | ||
| mpoint="$(grep "^$partition " "$tmp/mounted-map" | head -n1 | cut -d' ' -f2)" | ||
| mpoint="$(unescape_mount "$mpoint")" | ||
| if [ "$mpoint" = /host ]; then | ||
| continue | ||
| fi | ||
| else | ||
| mount "$partition" "$tmp/mnt" 2>/dev/null || continue | ||
| mpoint="$tmp/mnt" | ||
| fi | ||
| if [ -f "$mpoint/wubildr" ]; then | ||
| cp -af "$tmp/wubildr" "$mpoint/wubildr.new" | ||
| mv -f "$mpoint/wubildr.new" "$mpoint/wubildr" | ||
| fi | ||
| if ! grep -q "^$partition " "$tmp/mounted-map"; then | ||
| umount "$tmp/mnt" || true | ||
| fi | ||
| done | ||
| rm -rf --one-file-system "$tmp" || true |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,16 @@ | ||
| #! /bin/sh | ||
| set -e | ||
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| if [ -f /usr/sbin/grub-install.real ]; then | ||
| if ! cat /usr/sbin/grub-install | grep "\-efi" >/dev/null; then | ||
| if [ -f /usr/local/sbin/grub-install-efi ]; then | ||
| cp -f /usr/local/sbin/grub-install-efi /usr/sbin/grub-install | ||
| fi | ||
| fi | ||
| if ! cat /usr/share/lupin-support/grub-mkimage | grep "wubildro" >/dev/null; then | ||
| if [ -f /usr/local/sbin/grub-mkimage-lupin ]; then | ||
| cp -f /usr/local/sbin/grub-mkimage-lupin /usr/share/lupin-support/grub-mkimage | ||
| fi | ||
| fi | ||
| fi | ||
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