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|
#!/bin/sh
## live-build(7) - System Build Scripts
## Copyright (C) 2006-2010 Daniel Baumann <daniel@debian.org>
##
## live-build 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
. "${LB_BASE:-/usr/share/live/build}"/scripts/build.sh
# Setting static variables
DESCRIPTION="$(Echo 'build netboot binary image')"
HELP=""
USAGE="${PROGRAM} [--force]"
Arguments "${@}"
# Reading configuration files
Read_conffiles config/all config/common config/bootstrap config/chroot config/binary config/source
Set_defaults
if ! In_list net "${LB_BINARY_IMAGES}"
then
exit 0
fi
if [ "${LB_NET_TARBALL}" = "false" ]
then
exit 0
fi
Echo_message "Begin building binary netboot image..."
# Requiring stage file
Require_stagefile .stage/config .stage/bootstrap
# Checking stage file
Check_stagefile .stage/binary_net
# Checking lock file
Check_lockfile .lock
# Creating lock file
Create_lockfile .lock
if [ "${LB_ARCHITECTURES}" = "sparc" ]
then
# Checking depends
Check_package chroot/usr/bin/elftoaout sparc-utils
# Restoring cache
Restore_cache cache/packages_binary
# Installing depends
Install_package
# Set target and source directories
DESTDIR="tftpboot"
case "${LB_INITRAMFS}" in
casper)
ORIGDIR="binary/casper"
;;
live-initramfs|live-boot)
ORIGDIR="binary/live"
;;
esac
# Find defaults
DEFAULT_FLAVOUR="$(echo ${LB_LINUX_FLAVOURS} | awk '{ print $1 }')"
DEFAULT_KERNEL="$(basename chroot/boot/vmlinuz-*${DEFAULT_FLAVOUR})"
DEFAULT_INITRD="initrd.img-$(echo ${DEFAULT_KERNEL} | sed -e 's|vmlinuz-||')"
DEFAULT_MAP="$(echo chroot/boot/System.map-*${DEFAULT_FLAVOUR})"
gzip -cd ${ORIGDIR}/${DEFAULT_KERNEL} > kernel.tmp
mkdir -p ${DESTDIR}
rm -f ${DESTDIR}/boot.img
elftoaout -o ${DESTDIR}/boot.img kernel.tmp
case "${DEFAULT_FLAVOUR}" in
sparc32)
piggyback ${DESTDIR}/boot.img ${DEFAULT_MAP} ${ORIGDIR}/${DEFAULT_INITRD}
;;
sparc64)
piggyback64 ${DESTDIR}/boot.img ${DEFAULT_MAP} ${ORIGDIR}/${DEFAULT_INITRD}
;;
*)
Echo_error "Invalid default kernel flavour for sparc \"%s\"" "${DEFAULT_FLAVOUR}"
exit 1;
;;
esac
# Pad boot.img
REMAINDER=$((( 4 - $(stat -c %s ${DESTDIR}/boot.img) % 4 ) % 4))
dd if=/dev/zero bs=1 count=${REMAINDER} >> ${DESTDIR}/boot.img
# No need for kernel and initrd images in the binary
rm -f ${ORIGDIR}/vmlinuz-*
rm -f ${ORIGDIR}/initrd.img-*
# Clean temporaries
rm -f kernel.tmp
# Saving cache
Save_cache cache/packages_binary
# Removing depends
Remove_package
fi
# Remove old binary
rm -f binary-net.tar.bz2 binary-net.tar.gz binary-net.tar.lz binary-net.tar
# Creating image file
ROOT_DIR=$(basename ${LB_NET_ROOT_PATH})
if [ "${ROOT_DIR}" = "chroot" ]
then
mv chroot chroot.tmp
fi
if [ "${ROOT_DIR}" != "binary" ]
then
mv binary ${ROOT_DIR}
fi
mkdir binary.tmp
mv ${ROOT_DIR} tftpboot binary.tmp
cd binary.tmp
tar cf ../binary-net.tar *
case "${_COMPRESSION}" in
bzip2)
bzip2 ${BZIP2_OPTIONS} ../binary-net.tar
;;
gzip)
gzip ${GZIP_OPTIONS} ../binary-net.tar
;;
lzip)
lzip ${LZIP_OPTIONS} ../binary-net.tar
;;
none)
;;
esac
mv * ../
cd "${OLDPWD}"
rmdir binary.tmp
if [ "${ROOT_DIR}" != "binary" ]
then
mv ${ROOT_DIR} binary
fi
if [ "${ROOT_DIR}" = "chroot" ]
then
mv chroot.tmp chroot
fi
# Creating stage file
Create_stagefile .stage/binary_net
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