debian/build-efi-images

   1 #! /bin/sh
   2 set -e
   3
   4 # Copyright (C) 2010, 2011, 2012 Canonical Ltd.
   5 # Author: Colin Watson <cjwatson@ubuntu.com>
   6 #
   7 # This program is free software; you can redistribute it and/or modify it
   8 # under the terms of the GNU General Public License as published by the Free
   9 # Software Foundation; either version 2, or (at your option) any later
  10 # version.
  11 #
  12 # This program is distributed in the hope that it will be useful, but
  13 # WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
  14 # or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  15 # for more details.
  16 #
  17 # You should have received a copy of the GNU General Public License along
  18 # with this program; if not, write to the Free Software Foundation, Inc.,
  19 # 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
  20
  21 # Make EFI boot images for signing.
  22
  23 if [ $# -lt 5 ]; then
  24         echo "usage: $0 GRUB-MKIMAGE GRUB-CORE OUTPUT-DIRECTORY PLATFORM EFI-NAME [EFI-VENDOR]"
  25 fi
  26
  27 grub_mkimage="$1"
  28 grub_core="$2"
  29 outdir="$3"
  30 platform="$4"
  31 efi_name="$5"
  32 efi_vendor="${6:-$(dpkg-vendor --query vendor | tr '[:upper:]' '[:lower:]')}"
  33
  34 # mkfs.msdos may not be on the default PATH.
  35 export PATH="$PATH:/sbin:/usr/sbin"
  36
  37 workdir=
  38
  39 cleanup () {
  40         [ -z "$workdir" ] || rm -rf "$workdir"
  41 }
  42 trap cleanup EXIT HUP INT QUIT TERM
  43
  44 rm -rf "$outdir"
  45 mkdir -p "$outdir"
  46
  47 workdir="$(mktemp -d build-efi-images.XXXXXX)"
  48
  49 # GRUB's rescue parser doesn't understand 'if'.
  50 echo 'normal (memdisk)/grub.cfg' >"$workdir/grub-bootstrap.cfg"
  51
  52 # Skeleton configuration file which finds the real boot disk.
  53 cat >"$workdir/grub.cfg" <<EOF
  54 if [ -z "\$prefix" -o ! -e "\$prefix" ]; then
  55         if ! search --file --set=root /.disk/info; then
  56                 search --file --set=root /.disk/mini-info
  57         fi
  58         set prefix=(\$root)/boot/grub
  59 fi
  60 if [ -e \$prefix/$platform/grub.cfg ]; then
  61         source \$prefix/$platform/grub.cfg
  62 elif [ -e \$prefix/grub.cfg ]; then
  63         source \$prefix/grub.cfg
  64 else
  65         source \$cmdpath/grub.cfg
  66 fi
  67 EOF
  68
  69 cat >"$workdir/grub-netboot.cfg" <<EOF
  70 if [ -e \$prefix/$platform/grub.cfg ]; then
  71         source \$prefix/$platform/grub.cfg
  72 else
  73         source \$prefix/grub.cfg
  74 fi
  75 EOF
  76
  77 mkfs.msdos -C "$workdir/memdisk.fat" 64
  78 mcopy -i "$workdir/memdisk.fat" "$workdir/grub.cfg" ::grub.cfg
  79
  80 mkfs.msdos -C "$workdir/memdisk-netboot.fat" 64
  81 mcopy -i "$workdir/memdisk-netboot.fat" "$workdir/grub-netboot.cfg" ::grub.cfg
  82
  83 CD_MODULES="
  84         all_video
  85         boot
  86         btrfs
  87         cat
  88         chain
  89         configfile
  90         echo
  91         efifwsetup
  92         efinet
  93         ext2
  94         fat
  95         font
  96         gettext
  97         gfxmenu
  98         gfxterm
  99         gfxterm_background
 100         gzio
 101         halt
 102         help
 103         hfsplus
 104         iso9660
 105         jpeg
 106         keystatus
 107         loadenv
 108         loopback
 109         linux
 110         ls
 111         lsefi
 112         lsefimmap
 113         lsefisystab
 114         lssal
 115         memdisk
 116         minicmd
 117         normal
 118         part_apple
 119         part_msdos
 120         part_gpt
 121         password_pbkdf2
 122         png
 123         reboot
 124         search
 125         search_fs_uuid
 126         search_fs_file
 127         search_label
 128         sleep
 129         squash4
 130         test
 131         true
 132         video
 133         xfs
 134         zfs
 135         zfscrypt
 136         zfsinfo
 137         "
 138
 139 # Platform-specific modules
 140 case $platform in
 141     x86_64-efi|i386-efi)
 142         CD_MODULES="$CD_MODULES
 143         linuxefi
 144         "
 145         ;;
 146 esac
 147
 148 GRUB_MODULES="$CD_MODULES
 149         cryptodisk
 150         gcry_arcfour
 151         gcry_blowfish
 152         gcry_camellia
 153         gcry_cast5
 154         gcry_crc
 155         gcry_des
 156         gcry_dsa
 157         gcry_idea
 158         gcry_md4
 159         gcry_md5
 160         gcry_rfc2268
 161         gcry_rijndael
 162         gcry_rmd160
 163         gcry_rsa
 164         gcry_seed
 165         gcry_serpent
 166         gcry_sha1
 167         gcry_sha256
 168         gcry_sha512
 169         gcry_tiger
 170         gcry_twofish
 171         gcry_whirlpool
 172         luks
 173         lvm
 174         mdraid09
 175         mdraid1x
 176         raid5rec
 177         raid6rec
 178         "
 179 NET_MODULES="$CD_MODULES
 180         tftp
 181         "
 182
 183 "$grub_mkimage" -O "$platform" -o "$outdir/gcd$efi_name.efi" \
 184         -d "$grub_core" \
 185         -c "$workdir/grub-bootstrap.cfg" -m "$workdir/memdisk.fat" \
 186         -p /boot/grub \
 187         $CD_MODULES
 188 "$grub_mkimage" -O "$platform" -o "$outdir/grub$efi_name.efi" \
 189         -d "$grub_core" -p "/EFI/$efi_vendor" $GRUB_MODULES
 190 "$grub_mkimage" -O "$platform" -o "$outdir/grubnet$efi_name.efi" \
 191         -d "$grub_core" -c "$workdir/grub-bootstrap.cfg" \
 192         -m "$workdir/memdisk-netboot.fat" -p /grub $NET_MODULES
 193
 194 exit 0