debian-cd-clone/tools/boot/jessie/boot-x86

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# This script gets sourced from boot-i386 and boot-amd64.
#
# Do install stuff for x86, including making bootable CDs
# Works with debian-installer
#
# $1 is the CD number
# $2 is the temporary CD build dir
. $BASEDIR/tools/boot/$DI_CODENAME/common.sh
. $BASEDIR/tools/boot/$DI_CODENAME/x86-desktop.sh
set -e
#set -x
# Have we been told to use just one boot method? If none listed,
# assume all are desired. Order also matters. Possible values are
# "BIOS", "EFI" and "BIOS EFI". We'll also accept "EFI BIOS" for
# completeness, but we will switch the order.
if [ "$BOOT_METHODS"x = ""x ] \
|| [ "$BOOT_METHODS"x = "BIOS EFI"x ] \
|| [ "$BOOT_METHODS"x = "EFI BIOS"x ] ; then
BOOT_BIOS=1
BOOT_EFI=2
elif [ "$BOOT_METHODS"x = "BIOS"x ] ; then
BOOT_BIOS=1
BOOT_EFI=0
elif [ "$BOOT_METHODS"x = "EFI"x ] ; then
BOOT_EFI=1
BOOT_BIOS=0
else
echo "ERROR: Unrecognized boot method choice $BOOT_METHODS"
exit 1
fi
N=$1
CDDIR=$2
BOOTDIR=
if [ "$DI_WWW_HOME" = "default" ];then
# Tempting as it might be to merge these two definitions using $ARCH,
# do *not* do that - these defs are parsed out by other scripts that
# won't cope with that
if [ "$ARCH" = i386 ]; then
DI_WWW_HOME="https://d-i.debian.org/daily-images/i386/daily"
else
DI_WWW_HOME="https://d-i.debian.org/daily-images/amd64/daily"
fi
try_di_image_cache
else
DI_WWW_HOME=$(echo $DI_WWW_HOME | sed "s,%ARCH%,$ARCH,")
fi
case "$MKISOFS" in
*xorriso*)
XORRISO_VER=$(xorriso_version)
;;
*)
echo "ERROR: debian-cd now depends on xorriso for making x86 bootable CDs."
exit 1;
;;
esac
cd $CDDIR/..
# This script is called with $1 (now $N) as the CD to make bootable.
# N may be in the form "n" or "n_NONUS" There may be more than 4
# disks...support extras.
# Strip NONUS part of disk number
# NN will be 1...N so it can be used as an index
NN=`echo $N | sed -e 's/_NONUS//'`
# Exit if this is not a boot disk
if [ $NN != 1 ] ; then exit 0; fi
INSTALLDIR_i386="install.386"
INSTALLDIR_amd64="install.amd"
if [ "$ARCH" = i386 ]; then
INSTALLDIR="$INSTALLDIR_i386"
else
INSTALLDIR="$INSTALLDIR_amd64"
fi
BOOT_IMAGES="cdrom/initrd.gz cdrom/vmlinuz cdrom/debian-cd_info.tar.gz"
# Download boot images.
for image in $BOOT_IMAGES; do
if [ ! -e "$image" ]; then
dir=$(dirname $image)
mkdir -p $dir
if [ -n "$LOCAL" -a -f "${LOCALDEBS:-$MIRROR}/dists/$DI_DIST/local/installer-$ARCH/current/images/$image" ]; then
cp "${LOCALDEBS:-$MIRROR}/dists/$DI_DIST/local/installer-$ARCH/current/images/$image" "$image"
elif [ ! "$DI_WWW_HOME" ];then
if [ ! "$DI_DIR" ];then
DI_DIR="$MIRROR/dists/$DI_DIST/main/installer-$ARCH/current/images"
fi
# echo "Copying images from $DI_DIR"
cp "$DI_DIR/$image" "$image"
else
$WGET "$DI_WWW_HOME/$image" -O "$image"
fi
fi
done
# Images that are not really required or may be unavailable.
for image in $DISK_IMAGES $EXTRA_DISK_IMAGES; do
if [ ! -e "$image" ]; then
dir=$(dirname $image)
mkdir -p $dir
if [ -n "$LOCAL" -a -f "${LOCALDEBS:-$MIRROR}/dists/$DI_DIST/local/installer-$ARCH/current/images/$image" ]; then
cp "${LOCALDEBS:-$MIRROR}/dists/$DI_DIST/local/installer-$ARCH/current/images/$image" "$image"
elif [ ! "$DI_WWW_HOME" ];then
if [ ! "$DI_DIR" ];then
DI_DIR="$MIRROR/dists/$DI_DIST/main/installer-$ARCH/current/images"
fi
cp "$DI_DIR/$image" "$image" || true
else
$WGET "$DI_WWW_HOME/$image" -O "$image" || rm -f "$image"
fi
fi
done
# Only disk one gets the extra files installed
if [ "$NN" = "1" ]; then
# populate the install directory as well
for disk in $DISK_IMAGES $EXTRA_DISK_IMAGES; do
if [ -e "$disk" ]; then
dir=$(dirname $disk)
mkdir -p $CDDIR/$INSTALLDIR/$dir
cp -lf $disk $CDDIR/$INSTALLDIR/$dir
fi
done
if [ -e "$MIRROR/tools" ] && \
[ ! -e $CDDIR/tools ] && \
[ "$OMIT_DOC_TOOLS" != "1" ] ; then
echo " Adding tools to CD1"
$BASEDIR/tools/add_files $CDDIR $MIRROR tools
# Remove the win32-loader/ subdirectory from tools, as d-i already installs setup.exe
rm -Rf $CDDIR/tools/win32-loader
fi
fi
extra_image () {
image=$1
doppelgangers="$2"
dir=$(dirname "$image")
mkdir -p $CDDIR/$INSTALLDIR/$dir
if [ ! -e $CDDIR/$INSTALLDIR/"$image" ] ; then
if [ ! "$DI_WWW_HOME" ] ; then
if [ ! "$DI_DIR" ] ; then
DI_DIR="$MIRROR/dists/$DI_DIST/main/installer-$ARCH/current/images"
fi
cp "$DI_DIR/cdrom/$image" $CDDIR/$INSTALLDIR/"$image"
else
$WGET "$DI_WWW_HOME/cdrom/$image" -O $CDDIR/$INSTALLDIR/"$image"
fi
fi
for doppelganger in $doppelgangers ; do
if [ -f "$CDDIR/$INSTALLDIR/$dir/$doppelganger" ] &&
cmp -s $CDDIR/$INSTALLDIR/"$image" $CDDIR/$INSTALLDIR/"$dir"/"$doppelganger" ; then
echo " $image identical to $doppelganger. Linking"
ln -nf $CDDIR/$INSTALLDIR/"$dir"/"$doppelganger" $CDDIR/$INSTALLDIR/"$image"
break
fi
done
}
case "$DESKTOP" in
$UNSPEC_DESKTOP_DEFAULT)
# default from tasksel
DESKTOP=
;;
all)
# default from tasksel
DESKTOP=
;;
light)
DESKTOP=xfce
;;
esac
# desktop boot parameter gets set separately through DESKTOP variable
KERNEL_PARAMS="$(echo "$KERNEL_PARAMS" | sed -r "s/desktop=[^ ]* ?//")"
mkdir -p $CDDIR/$INSTALLDIR
cp -lf cdrom/vmlinuz $CDDIR/$INSTALLDIR/
cp -lf cdrom/initrd.gz $CDDIR/$INSTALLDIR/
if [ -e $CDDIR/tools/loadlin.exe ]; then
echo "\\tools\\loadlin.exe vmlinuz initrd=initrd.gz" | todos > $CDDIR/$INSTALLDIR/install.bat
fi
# In case of a multi-arch CD the script will be called two times. The
# first time the isolinux dir gets set up for single arch; if it is
# called a second time the isolinux dir already exists and we know it
# will be multi-arch. We then throw away the first version and just
# configure things from scratch for multi-arch.
MULTIARCH=
if [ -e boot$N/isolinux/isolinux.cfg ]; then
MULTIARCH=1
rm -r boot$N/isolinux
fi
mkdir -p boot$N/isolinux
# Isolinux setup including config and help files comes from d-i.
cat cdrom/debian-cd_info.tar.gz | (cd boot$N/isolinux/; tar zx)
# Not everything in the tarball is isolinux stuff
if [ -e boot$N/isolinux/win32-loader.ini ] ; then
for file in boot$N/isolinux/g2ldr* boot$N/isolinux/setup.exe boot$N/isolinux/win32-loader.ini; do
if [ -e $file ] ; then
mv -v $file CD$N/
fi
done
# Modify win32-loader.ini for the "current" arch
sed -i "s|install/|$INSTALLDIR/|" CD$N/win32-loader.ini
if [ "${DESKTOP}" ] ; then
sed -i "s|^\(default_desktop\)=.*|\1=${DESKTOP}|" CD$N/win32-loader.ini
fi
fi
# Add autorun
if [ -f CD$N/setup.exe ]; then
# when win32-loader is present, use that (it already checks for README.html)
todos > $CDDIR/autorun.inf <<EOF
[autorun]
open=setup.exe
icon=setup.exe,0
label=Install Debian GNU/Linux
[Content]
MusicFiles=false
PictureFiles=false
VideoFiles=false
EOF
elif [ -f $CDDIR/README.html ]; then
todos > $CDDIR/autorun.inf <<EOF
[autorun]
open=autorun.bat
label=Install Debian GNU/Linux
[Content]
MusicFiles=false
PictureFiles=false
VideoFiles=false
EOF
todos > $CDDIR/autorun.bat <<EOF
@echo Starting "README.html"...
@start README.html
@exit
EOF
fi
# Common mkisofs options when creating CDs
add_mkisofs_opt $CDDIR/../$N.mkisofs_opts "-J -joliet-long"
add_mkisofs_opt $CDDIR/../$N.mkisofs_opts "-cache-inodes"
# BIOS-boot specific stuff. Even when we're *not* doing BIOS boot, we
# still create all the isolinux config files as they're parsed and
# used later. We just don't grab all the syslinux files, then make
# sure that we *don't* set up BIOS boot on the xorriso command line.
if [ "$BOOT_BIOS" = 1 ] ; then
echo " Adding BIOS boot code for $ARCH on CD$N"
mkdir -p $CDDIR/../syslinux
SYSLINUXDEB=$(find_pkg_file syslinux)
if [ -z "$SYSLINUXDEB" ]; then
echo "ERROR: syslinux package is required" >&2
exit 1
fi
(dpkg --fsys-tarfile "$MIRROR/$SYSLINUXDEB" | \
tar xf - -C $CDDIR/../syslinux ./usr/lib)
if [ -n "$ARCHIVE_EXTRACTED_SOURCES" ]; then
echo $SYSLINUXDEB >> $CDDIR/../$N.pkgs_extracted
find_pkg_file syslinux source >> $CDDIR/../$N.pkgs_extracted
fi
ISOLINUXDEB=$(find_pkg_file isolinux)
if [ -z "$ISOLINUXDEB" ]; then
echo "ERROR: isolinux package is required" >&2
exit 1
fi
(dpkg --fsys-tarfile "$MIRROR/$ISOLINUXDEB" | \
tar xf - -C $CDDIR/../syslinux ./usr/lib)
if [ -n "$ARCHIVE_EXTRACTED_SOURCES" ]; then
echo $ISOLINUXDEB >> $CDDIR/../$N.pkgs_extracted
find_pkg_file isolinux source >> $CDDIR/../$N.pkgs_extracted
fi
add_mkisofs_opt $CDDIR/../$N.mkisofs_opts "-isohybrid-mbr syslinux/usr/lib/ISOLINUX/isohdpfx.bin"
cp -f $CDDIR/../syslinux/usr/lib/ISOLINUX/isolinux.bin boot$N/isolinux/
cp -f $CDDIR/../syslinux/usr/lib/syslinux/modules/bios/vesamenu.c32 boot$N/isolinux/
cp -f $CDDIR/../syslinux/usr/lib/syslinux/modules/bios/ldlinux.c32 boot$N/isolinux/
cp -f $CDDIR/../syslinux/usr/lib/syslinux/modules/bios/libcom32.c32 boot$N/isolinux/
cp -f $CDDIR/../syslinux/usr/lib/syslinux/modules/bios/libutil.c32 boot$N/isolinux/
# If we don't have grub stuff from d-i, tell xorriso to add a
# partition offset for the isohybrid code
if [ ! -d boot$N/isolinux/grub ] || [ $BOOT_EFI = 0 ] ; then
add_mkisofs_opt $CDDIR/../$N.mkisofs_opts "-partition_offset 16"
fi
# Add the normal options to make an ElTorito bootable CD/DVD using isolinux
add_mkisofs_opt $CDDIR/../$N.mkisofs_opts "-b isolinux/isolinux.bin"
add_mkisofs_opt $CDDIR/../$N.mkisofs_opts "-c isolinux/boot.cat"
bls=4 # Specify 4 for BIOS boot, don't calculate it
add_mkisofs_opt $CDDIR/../$N.mkisofs_opts "-boot-load-size $bls"
add_mkisofs_opt $CDDIR/../$N.mkisofs_opts "-boot-info-table"
add_mkisofs_opt $CDDIR/../$N.mkisofs_opts "-no-emul-boot"
# We explicitly put the boot bits in boot$N (as opposed to CD$N)
# and list it first on the eventual mkisofs command line. That
# means they'll be placed nearer the front of the eventual image;
# some older BIOSes apparently have a limitation on what they'll
# boot here.
add_mkisofs_opt $CDDIR/../$N.mkisofs_dirs "boot$N"
else
echo " No BIOS boot code for $ARCH on CD$N"
fi
di_syslinux_ver="$(di_syslinux_version)"
case "$di_syslinux_ver" in
2.0)
: ;;
1.*)
echo "Error: syslinux config versions before 2.0 are not supported"
exit 1 ;;
*)
echo "Error: unrecognized syslinux config version '$di_syslinux_ver'"
exit 1 ;;
esac
if [ -e boot$N/isolinux/f3.txt.withgtk ]; then
extra_image gtk/vmlinuz "../vmlinuz"
extra_image gtk/initrd.gz "../initrd.gz"
mv boot$N/isolinux/f3.txt.withgtk boot$N/isolinux/f3.txt
mv boot$N/isolinux/f4.txt.withgtk boot$N/isolinux/f4.txt
if [ -e boot$N/isolinux/isolinux.cfg.withgtk ]; then
mv boot$N/isolinux/isolinux.cfg.withgtk boot$N/isolinux/isolinux.cfg
fi
if [ -e $CDDIR/tools/loadlin.exe ]; then
echo "\\tools\\loadlin.exe \\$INSTALLDIR\\vmlinuz initrd=initrd.gz vga=788" | todos > $CDDIR/$INSTALLDIR/gtk/install.bat
fi
fi
rm -f boot$N/isolinux/isolinux.cfg.with*
if variant_enabled "xen" ; then
extra_image xen/vmlinuz "../vmlinuz ../gtk/vmlinuz"
extra_image xen/initrd.gz "../initrd.gz ../gtk/initrd.gz"
extra_image xen/debian.cfg || extra_image xen/xm-debian.cfg
fi
if [ -z "$MULTIARCH" ]; then
# Set up isolinux dir for only the current arch
grep -lr '%install%' boot$N/isolinux/* | xargs -r sed -i "s|%install%|$INSTALLDIR|"
# Remove the amd*.cfg files to avoid them being loaded on a disc
# that does not have both amd64 and i386 dirs.
find boot$N/isolinux/ -name "amd*.cfg" -delete
else
# Set up isolinux dir for multi-arch
grep -lr '%install[-amd]*%' boot$N/isolinux/* | xargs -r sed -i -e "s|%install%|$INSTALLDIR_i386|" -e "s|%install-amd%|$INSTALLDIR_amd64|"
for file in boot$N/isolinux/f3.txt* boot$N/isolinux/f4.txt*; do
sed -i "4 s/^$/(note: i386 is default; prepend 'amd64-' to use an amd64 kernel instead)/" $file
done
if [ -e CD$N/win32-loader.ini ]; then
# Modify win32-loader.ini to also cover the "other" arch
if [ "$ARCH" = i386 ]; then
sed -i -e "/^arch=/d
/^i386\//p; s/^i386/amd64/; s/=$INSTALLDIR_i386/=$INSTALLDIR_amd64/g" \
CD$N/win32-loader.ini
else
sed -i -e "/^arch=/d
/^amd64\//p; s/^amd64/i386/; s/=$INSTALLDIR_amd64/=$INSTALLDIR_i386/g" \
CD$N/win32-loader.ini
fi
fi
# Apply workaround for #505243
if [ "$BOOT_BIOS" = 1 ] ; then
multiarch_workaround
fi
fi
if [ "$SPLASHPNG" ] ; then
cp $SPLASHPNG boot$N/isolinux/splash.png
fi
# used by Debian Edu
if [ "$LOGOPNG" ] ; then
# Add custom logo to the initrd.gz file, replacing old image
GTKINITRD=$CDDIR/$INSTALLDIR/gtk/initrd
GTKINITRDGZ=$GTKINITRD.gz
echo "info: Adding $LOGOPNG to $GTKINITRD"
INITRDDIR=$TDIR/initrd-$$
# Repack initrd with new image
mkdir -p $INITRDDIR
(
cd $INITRDDIR
gunzip $GTKINITRDGZ
mkdir -p $INITRDDIR/usr/share/graphics
cp $LOGOPNG $INITRDDIR/usr/share/graphics/logo_debian.png
echo usr/share/graphics/logo_debian.png | \
cpio -oA -H newc -F $GTKINITRD
pigz -9nm $GTKINITRD
)
rm -rf $INITRDDIR
fi
sed -i "s|built on|built $BUILD_DATE; d-i|" boot$N/isolinux/f1.txt
if [ -n "$KERNEL_PARAMS" ]; then
# Substitute custom kernel params into the isolinux config file(s)
for file in boot$N/isolinux/*.cfg; do
case "$(basename $file)" in
instsel.cfg)
continue ;;
esac
sed -i "/^[[:space:]]\+append .*---/ s|append|append $KERNEL_PARAMS|" \
$file
done
fi
set_default_desktop
rm -rf cdrom
if [ -d boot$N/isolinux/grub ] && [ $BOOT_EFI -ne 0 ] ; then
echo " Adding EFI boot code for $ARCH on CD$N"
# Move GRUB files to the right place.
mkdir -p $CDDIR/efi/boot
mcopy -n -i boot$N/isolinux/grub/efi.img '::efi/boot/boot*.efi' $CDDIR/efi/boot
mkdir -p $CDDIR/boot/grub
mv boot$N/isolinux/grub/* $CDDIR/boot/grub/
rmdir boot$N/isolinux/grub
# If we're only doing EFI, copy the splash file from the BIOS boot dir
if [ $BOOT_EFI = 1 ] ; then
mkdir -p $CDDIR/isolinux
cp boot$N/isolinux/splash.png $CDDIR/isolinux
fi
# Create grub menu entries to match the isolinux ones
sed -i '/^menuentry/Q' $CDDIR/boot/grub/grub.cfg;
$BASEDIR/tools/boot/$DI_CODENAME/parse_isolinux \
boot$N/isolinux $CDDIR $BASEDIR/data/$DI_CODENAME/grub-theme.in "$DISKINFO_DISTRO" "$DEBIAN_KERNEL" "$DEBVERSION" \
>> $CDDIR/boot/grub/grub.cfg
# Stuff the EFI boot files into a FAT filesystem, making it as
# small as possible.
sector_bytes=512 # -S
cluster_sectors=4 # -s
cluster_bytes=$((sector_bytes * cluster_sectors))
clusters=2 # 1 cluster for each sub-directory
for file in $CDDIR/efi/boot/boot*.efi; do
[ -f "$file" ] || continue
clusters=$(($clusters + (($(stat -c %s "$file") + $cluster_bytes - 1) / $cluster_bytes)))
done
reserved_sectors=1 # boot-sector -R
reserved_bytes=$(($reserved_sectors * $sector_bytes))
fat_copies=2 # -f
if [ "$clusters" -le $(((1 << 12) - 2)) ]; then
fat_entry_bytes=3/2 # -F
elif [ "$clusters" -le $(((1 << 16) - 2)) ]; then
fat_entry_bytes=2 # -F
else
fat_entry_bytes=4 # -F
fi
fat_bytes=$((($clusters * $fat_entry_bytes + $sector_bytes - 1) / $sector_bytes * $sector_bytes))
root_entries=512 # -r
root_entry_bytes=32
root_bytes=$(($root_entries * root_entry_bytes))
size=$(($reserved_bytes + $fat_copies * $fat_bytes + $root_bytes + $clusters * $cluster_bytes))
track_sectors=32
track_bytes=$((sector_bytes * $track_sectors))
tracks=$((($size + $track_bytes - 1) / $track_bytes))
block_bytes=1024
blocks=$(($tracks * $track_bytes / $block_bytes))
rm -f $CDDIR/boot/grub/efi.img
mkfs.msdos -C "$CDDIR/boot/grub/efi.img" $blocks >/dev/null
mmd -i "$CDDIR/boot/grub/efi.img" ::efi
mmd -i "$CDDIR/boot/grub/efi.img" ::efi/boot
mcopy -o -i "$CDDIR/boot/grub/efi.img" $CDDIR/efi/boot/boot*.efi \
"::efi/boot"
if [ $BOOT_EFI = 2 ] ; then
# We're being added alongside (after) a BIOS boot record. Tell
# xorriso to create a (secondary) ElTorito boot record for the
# EFI bootloader. Otherwise, xorriso will create it as the
# primary.
add_mkisofs_opt $CDDIR/../$N.mkisofs_opts "-eltorito-alt-boot"
fi
# Ugh - different code here depending on the version of xorriso we've got
if [ $XORRISO_VER -le 10202 ] ; then
# 1.2.2 shipping in Wheezy
echo "Using older EFI command line for xorriso $XORRISO_VER"
add_mkisofs_opt $CDDIR/../$N.mkisofs_opts "--efi-boot boot/grub/efi.img"
# Add the efi image as a FAT partition too, so our CD image will
# also boot on a USB key (like isohybrid, just implemented
# differently)
add_mkisofs_opt $CDDIR/../$N.mkisofs_opts "-append_partition 2 0x01 $CDDIR/boot/grub/efi.img"
elif [ $XORRISO_VER -gt 10202 ] ; then
echo "Using newer EFI support in xorriso $XORRISO_VER"
add_mkisofs_opt $CDDIR/../$N.mkisofs_opts "-e boot/grub/efi.img -no-emul-boot"
add_mkisofs_opt $CDDIR/../$N.mkisofs_opts "-isohybrid-gpt-basdat -isohybrid-apm-hfsplus"
fi
else
echo " No EFI boot code for $ARCH on CD$N"
fi
# th,th, thats all