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#!/bin/sh
## live-build(7) - System Build Scripts
## Copyright (C) 2016-2020 The Debian Live team
## Copyright (C) 2006-2015 Daniel Baumann <mail@daniel-baumann.ch>
##
## This program comes with ABSOLUTELY NO WARRANTY; for details see COPYING.
## This is free software, and you are welcome to redistribute it
## under certain conditions; see COPYING for details.
set -e
# Including common functions
[ -e "${LIVE_BUILD}/scripts/build.sh" ] && . "${LIVE_BUILD}/scripts/build.sh" || . /usr/lib/live/build.sh
# Setting static variables
DESCRIPTION="Build iso binary image"
USAGE="${PROGRAM} [--force]"
# Processing arguments and configuration files
Init_config_data "${@}"
case "${LIVE_IMAGE_TYPE}" in
iso)
IMAGE="${LIVE_IMAGE_NAME}-${LB_ARCHITECTURES}.iso"
;;
iso-hybrid)
IMAGE="${LIVE_IMAGE_NAME}-${LB_ARCHITECTURES}.hybrid.iso"
;;
*)
exit 0
;;
esac
Echo_message "Begin building binary iso image..."
# Requiring stage file
Require_stagefiles config bootstrap
# Checking stage file
Check_stagefile
# Acquire lock file
Acquire_lockfile
# Checking depends
Check_package chroot /usr/bin/xorriso xorriso
Check_package chroot /usr/lib/ISOLINUX/isohdpfx.bin isolinux
# Restoring cache
Restore_package_cache binary
# Installing depends
Install_package
# Remove old iso image
if [ -f ${IMAGE} ]
then
rm -f ${IMAGE}
fi
# Handle xorriso generic options
XORRISO_OPTIONS="-R -r -J -joliet-long -l -cache-inodes -iso-level 3"
# Handle xorriso live-build specific options
if [ "${LIVE_IMAGE_TYPE}" = "iso-hybrid" ]
then
XORRISO_OPTIONS="${XORRISO_OPTIONS} -isohybrid-mbr /usr/lib/ISOLINUX/isohdpfx.bin -partition_offset 16"
fi
if [ "${_QUIET}" = "true" ]
then
XORRISO_OPTIONS="${XORRISO_OPTIONS} -quiet"
fi
if [ "${_VERBOSE}" = "true" ]
then
XORRISO_OPTIONS="${XORRISO_OPTIONS} -v"
fi
if [ -n "${LB_ISO_APPLICATION}" ] && [ "${LB_ISO_APPLICATION}" != "none" ]
then
XORRISO_OPTIONS="${XORRISO_OPTIONS} -A \"${LB_ISO_APPLICATION}\""
fi
if [ -n "${LB_ISO_PREPARER}" ] && [ "${LB_ISO_PREPARER}" != "none" ]
then
XORRISO_OPTIONS="${XORRISO_OPTIONS} -p \"${LB_ISO_PREPARER}\""
fi
if [ -n "${LB_ISO_PUBLISHER}" ] && [ "${LB_ISO_PUBLISHER}" != "none" ]
then
XORRISO_OPTIONS="${XORRISO_OPTIONS} -publisher \"${LB_ISO_PUBLISHER}\""
fi
if [ -n "${LB_ISO_VOLUME}" ] && [ "${LB_ISO_VOLUME}" != "none" ]
then
XORRISO_OPTIONS="${XORRISO_OPTIONS} -V \"${LB_ISO_VOLUME}\""
fi
# Set an explicit modification date
XORRISO_OPTIONS="${XORRISO_OPTIONS} --modification-date=$(date --utc --date="@${SOURCE_DATE_EPOCH:-$(date +%s)}" +%Y%m%d%H%m%S00)"
OLDIFS="$IFS"
IFS=","
BOOTLOADER_NUMBER=0
for BOOTLOADER in ${LB_BOOTLOADERS}
do
BOOTLOADER_NUMBER=$(expr ${BOOTLOADER_NUMBER} + 1)
# Handle xorriso architecture specific options
# If the bootloader number is greater or equal than 2 it means
# we are not the first bootloader and thus we need to tell
# mkisosfs to add an additional eltorito entry
if [ ${BOOTLOADER_NUMBER} -ge 2 ]
then
XORRISO_OPTIONS="${XORRISO_OPTIONS} -eltorito-alt-boot "
fi
case "${BOOTLOADER}" in
grub)
XORRISO_OPTIONS="${XORRISO_OPTIONS} -no-emul-boot -boot-load-size 4 -boot-info-table"
XORRISO_OPTIONS="${XORRISO_OPTIONS} -b boot/grub/stage2_eltorito"
XORRISO_EXCLUDE="boot/grub/stage2_eltorito"
;;
grub-pc)
XORRISO_OPTIONS="${XORRISO_OPTIONS} -no-emul-boot -boot-load-size 4 -boot-info-table"
XORRISO_OPTIONS="${XORRISO_OPTIONS} -b boot/grub/grub_eltorito"
XORRISO_EXCLUDE="boot/grub/grub_eltorito"
;;
syslinux)
XORRISO_OPTIONS="${XORRISO_OPTIONS} -b isolinux/isolinux.bin -c isolinux/boot.cat"
XORRISO_OPTIONS="${XORRISO_OPTIONS} -no-emul-boot -boot-load-size 4 -boot-info-table"
XORRISO_EXCLUDE="isolinux/isolinux.bin"
;;
grub-efi)
if [ -e binary/boot/grub/efi.img ]
then
XORRISO_OPTIONS="${XORRISO_OPTIONS} -e boot/grub/efi.img -no-emul-boot"
XORRISO_OPTIONS="${XORRISO_OPTIONS} -isohybrid-gpt-basdat -isohybrid-apm-hfsplus"
else
Echo_message "No EFI boot code to include in the ISO"
fi
;;
*)
Echo_warning "Bootloader on your architecture not yet supported by live-build."
Echo_warning "This will produce a most likely not bootable image (Continuing in 5 seconds)."
sleep 5
;;
esac
done
IFS="$OLDIFS"
#if [ "${LB_DEBIAN_INSTALLER}" != "live" ]
#then
# XORRISO_OPTIONS="${XORRISO_OPTIONS} -m ${XORRISO_EXCLUDE}"
#fi
if [ "${LB_FIRST_BOOTLOADER}" = "grub-pc" ]
then
cat > binary.sh << EOF
#!/bin/sh
input_dir=/usr/lib/grub/i386-pc
# build core.img
core_img=\$(mktemp)
grub-mkimage -d \${input_dir} -o \${core_img} -O i386-pc biosdisk iso9660
# build grub_eltorito image
cat \${input_dir}/cdboot.img \${core_img} > binary/boot/grub/grub_eltorito
rm -f \${core_img}
for file in \${input_dir}/*.mod \${input_dir}/efiemu??.o \
\${input_dir}/command.lst \${input_dir}/moddep.lst \${input_dir}/fs.lst \
\${input_dir}/handler.lst \${input_dir}/parttool.lst
do
if test -f "\$file"
then
cp -f "\$file" binary/boot/grub/i386-pc
fi
done
EOF
else
echo "#!/bin/sh" > binary.sh
fi
cat >> binary.sh << EOF
mkdir -p binary/.disk
xorriso -as mkisofs ${XORRISO_OPTIONS} -o ${IMAGE} binary
EOF
# retain the xorriso command used to create the image in the image itself
cat <<-EOF >binary/.disk/mkisofs
xorriso -as mkisofs ${XORRISO_OPTIONS} -o ${IMAGE} binary
EOF
case "${LB_BUILD_WITH_CHROOT}" in
true)
# Moving image
mv binary.sh chroot
mv binary chroot
Chroot chroot "sh binary.sh"
# Move image
mv chroot/binary chroot/${IMAGE} ./
rm -f chroot/binary.sh
;;
false)
sh binary.sh
rm -f binary.sh
;;
esac
# Saving cache
Save_package_cache binary
# Removing depends
Remove_package
# Creating stage file
Create_stagefile
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