binary_grub-legacy 6.75 KB
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#!/bin/sh

## live-build(7) - System Build Scripts
## 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="$(Echo 'installs grub-legacy into binary')"
HELP=""
USAGE="${PROGRAM} [--force]"

Arguments "${@}"

# Reading configuration files
Read_conffiles config/all config/common config/bootstrap config/chroot config/binary config/source
Set_defaults

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FOUND_MYSELF=""
IFS=","
for BOOTLOADER in ${LB_BOOTLOADERS}
do

       case ${BOOTLOADER} in
               "grub-legacy" )
                       FOUND_MYSELF="True"
                       break ;;
       esac

done

if [ -z ${FOUND_MYSELF} ] ; then
        exit 0
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fi

Echo_message "Begin installing grub-legacy..."

# Requiring stage file
Require_stagefile .build/config .build/bootstrap

# Checking stage file
Check_stagefile .build/binary_grub-legacy

# Checking lock file
Check_lockfile .lock

# Creating lock file
Create_lockfile .lock

# Check architecture
Check_architectures amd64 i386
Check_crossarchitectures

# Checking depends
Check_package chroot /usr/sbin/grub grub-legacy

# Restoring cache
Restore_cache cache/packages.binary

# Installing depends
Install_package

# Local functions
Grub_live_entry ()
{
	LABEL="${1}"
	KERNEL="${2}"
	INITRD="${3}"
	APPEND="${4}"

	LINUX_LIVE="${LINUX_LIVE}\ntitle\t\tDebian GNU/Linux - ${LABEL}"
	LINUX_LIVE="${LINUX_LIVE}\nkernel\t\t/${KERNEL} ${INITFS:+boot=${INITFS} }config LB_BOOTAPPEND_LIVE ${APPEND}"
	LINUX_LIVE="${LINUX_LIVE}\ninitrd\t\t/${INITRD}"
}

Grub_install_entry ()
{
	LABEL="${1}"
	KERNEL="${2}"
	INITRD="${3}"
	APPEND="${4}"

	QAPPEND="quiet"

	for TYPE in Install Expert Rescue Auto
	do
		case "${TYPE}" in
			Install)
				TAPPEND="${APPEND} ${QAPPEND}"
				;;

			Expert)
				TAPPEND="priority=low ${APPEND}"
				;;

			Rescue)
				TAPPEND="rescue/enable=true ${APPEND} ${QAPPEND}"
				;;

			Auto)
				TAPPEND="auto=true priority=critical ${APPEND} ${QAPPEND}"
				;;
		esac

		case "${LABEL}" in
			Text)
				TYPE_SUFFIX=""
				;;
			GUI)
				TYPE_SUFFIX="gui"
				;;
		esac


		LINUX_INSTALL="${LINUX_INSTALL}\ntitle\t\t${LABEL} ${TYPE}"
		LINUX_INSTALL="${LINUX_INSTALL}\nkernel\t\t/${KERNEL} ${TAPPEND} ${LB_BOOTAPPEND_INSTALL}"
		LINUX_INSTALL="${LINUX_INSTALL}\ninitrd\t\t/${INITRD}"
	done
}

if [ -e "config/bootloaders/grub-legacy" ]
then
	# Internal local copy
	_SOURCE="config/bootloaders/grub-legacy"
else
	# Internal system copy
	if [ -n "${LIVE_BUILD}" ]
	then
		_SOURCE="${LIVE_BUILD}/share/bootloaders/grub-legacy"
	else
		_SOURCE="/usr/share/live/build/bootloaders/grub-legacy"
	fi
fi

case "${LB_INITRAMFS}" in
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	system-boot)
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		INITFS="live"
		;;

	*)
		INITFS=""
		;;
esac

# Setting destination directory
case "${LIVE_IMAGE_TYPE}" in
	iso*|tar)
		case "${LB_INITRAMFS}" in
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			system-boot)
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				DESTDIR_LIVE="binary/live"
				;;

			*)
				DESTDIR_LIVE="binary/boot"
				;;
		esac

		DESTDIR_INSTALL="binary/install"
		;;

	hdd*|netboot)
		Echo_warning "Bootloader in this image type not yet supported by live-build."
		Echo_warning "This would produce a not bootable image, aborting (FIXME)."
		exit 1
	;;
esac

Check_multiarchitectures

# Creating directory
mkdir -p "${DESTDIR_LIVE}"

# Setting boot parameters
if [ "${LB_UNION_FILESYSTEM}" != "aufs" ]
then
	LB_BOOTAPPEND_LIVE="${LB_BOOTAPPEND_LIVE} union=${LB_UNION_FILESYSTEM}"
fi

if [ -n "${LB_NET_COW_PATH}" ]
then
	Echo_error "Net cow not yet supported on grub-legacy"
	exit 1
fi

LB_BOOTAPPEND_LIVE="$(echo ${LB_BOOTAPPEND_LIVE} | sed -e 's|  ||')"

# Assembling kernel configuration

# Default entries
DEFAULT_FLAVOUR="$(echo ${LB_LINUX_FLAVOURS} | awk '{ print $1 }')"
DEFAULT_KERNEL="$(basename chroot/boot/vmlinuz-*${DEFAULT_FLAVOUR})"
DEFAULT_INITRD="initrd.img-$(echo ${DEFAULT_KERNEL} | sed -e 's|vmlinuz-||')"

Grub_live_entry "live" "$(basename ${DESTDIR_LIVE})/${DEFAULT_KERNEL}" "$(basename ${DESTDIR_LIVE})/${DEFAULT_INITRD}"

if [ "${LB_BOOTAPPEND_FAILSAFE}" != "none" ]
then
	Grub_live_entry "live (fail-safe mode)" "$(basename ${DESTDIR_LIVE})/${DEFAULT_KERNEL}" "$(basename ${DESTDIR_LIVE})/${DEFAULT_INITRD}" "${LB_BOOTAPPEND_FAILSAFE}"
fi

for KERNEL in chroot/boot/vmlinuz-*
do
	VERSION="$(basename ${KERNEL} | sed -e 's|vmlinuz-||')"

	Grub_live_entry "live, kernel ${VERSION}" "$(basename ${DESTDIR_LIVE})/$(basename ${KERNEL})" "$(basename ${DESTDIR_LIVE})/initrd.img-${VERSION}"
	Grub_live_entry "live, kernel ${VERSION} (fail-safe mode)" "$(basename ${DESTDIR_LIVE})/$(basename ${KERNEL})" "$(basename ${DESTDIR_LIVE})/initrd.img-${VERSION}" "${LB_BOOTAPPEND_FAILSAFE}"
done

LINUX_LIVE="$(/bin/echo ${LINUX_LIVE} | sed -e 's|binary||g' -e 's|//|/|g')"

# Assembling debian-installer configuration
if [ "${LB_DEBIAN_INSTALLER}" != "false" ]
then
	LINUX_LIVE="title\t\tLive:\nroot\n\n${LINUX_LIVE}"
	LINUX_INSTALL="title\t\tInstaller:\nroot"

	VMLINUZ_DI="install/vmlinuz"
	INITRD_DI="install/initrd.gz"
	APPEND_DI="vga=normal"

	VMLINUZ_GI="install/gtk/vmlinuz"
	INITRD_GI="install/gtk/initrd.gz"
	APPEND_GI="video=vesa:ywrap,mtrr vga=788"

	if [ -f "binary/${VMLINUZ_DI}" ] && [ -f "binary/${INITRD_DI}" ]
	then
		Grub_install_entry "Text" "${VMLINUZ_DI}" "${INITRD_DI}" "${APPEND_DI}"
	fi

	if [ -f "binary/${VMLINUZ_GI}" ] && [ -f "binary/${INITRD_GI}" ]
	then
		Grub_install_entry "GUI" "${VMLINUZ_GI}" "${INITRD_GI}" "${APPEND_GI}"
	fi
fi

LINUX_INSTALL="$(/bin/echo ${LINUX_INSTALL} | sed -e 's|binary||g' -e 's|//|/|g')"

# Assembling memtest configuration
if [ -f "${DESTDIR_LIVE}"/memtest ]
then
	MEMTEST="title\t\tOther:\nroot"
	MEMTEST="${MEMTEST}\n\ntitle\t\t${LB_MEMTEST}\nkernel\t\t/$(basename ${DESTDIR_LIVE})/memtest"
	MEMTEST="$(/bin/echo ${MEMTEST} | sed -e 's|//|/|g')"
fi

# Copying templates
mkdir -p binary/boot/grub
cp -r "${_SOURCE}"/* binary/boot/grub

case ${LIVE_IMAGE_TYPE} in
	iso*)
		FILES="chroot/usr/lib/grub/*/stage2_eltorito"
		;;

	hdd*|tar)
		FILES="chroot/usr/lib/grub/*/stage1 chroot/usr/lib/grub/*/e2fs_stage1_5 chroot/usr/lib/grub/*/stage2"
		;;
esac

if [ "${LB_BUILD_WITH_CHROOT}" = "false" ]
then
	FILES="$(echo ${FILES} | sed -e 's|chroot||g')"
fi

# Copying grub
cp ${FILES} binary/boot/grub

sed -i -e "s|LINUX_LIVE|${LINUX_LIVE}|" -e "s|LINUX_INSTALL|${LINUX_INSTALL}|" -e "s|MEMTEST|${MEMTEST}|" binary/boot/grub/menu.lst
sed -i -e "s#LB_BOOTAPPEND_INSTALL#${LB_BOOTAPPEND_INSTALL}#" -e "s#LB_BOOTAPPEND_LIVE#${LB_BOOTAPPEND_LIVE}#" binary/boot/grub/menu.lst

sed -i -e 's|\ $||g' binary/boot/grub/menu.lst

# Saving cache
Save_cache cache/packages.binary

# Removing depends
Remove_package

# Creating stage file
Create_stagefile .build/binary_grub