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|
#!/bin/sh
# lh_binary_rootfs(1) - build rootfs image
# Copyright (C) 2006-2007 Daniel Baumann <daniel@debian.org>
#
# live-helper 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
# Source common functions
for FUNCTION in /usr/share/live-helper/functions/*.sh
do
. ${FUNCTION}
done
# Set static variables
DESCRIPTION="build rootfs image"
HELP=""
USAGE="${PROGRAM} [--force]"
Arguments "${@}"
# Reading configuration files
Read_conffile config/common
Read_conffile config/image
Set_defaults
# Requiring stage file
Require_stagefile .stage/bootstrap
Require_stagefile .stage/binary_chroot
# Checking lock file
Check_lockfile .lock
# Creating lock file
Create_lockfile .lock
# Checking stage file
Check_stagefile .stage/binary_rootfs
# Creating directory
if [ ! -d binary/casper ]
then
mkdir -p binary/casper
fi
case "${LIVE_FILESYSTEM}" in
ext2)
if [ ! -f chroot/usr/bin/genext2fs ]
then
PACKAGES="${PACKAGES} genext2fs"
fi
if [ -n "${PACKAGES}" ]
then
# Installing packages
case "${LH_APT}" in
apt|apt-get)
Chroot "apt-get install --yes ${PACKAGES}"
;;
aptitude)
Chroot "aptitude install --assume-yes ${PACKAGES}"
;;
esac
fi
# Remove old ext2 image
if [ -f binary/casper/filesystem.ext2 ]
then
rm -f binary/casper/filesystem.ext2
fi
DU_DIM="`du -ks chroot | cut -f1`"
REAL_DIM="`expr ${DU_DIM} + ${DU_DIM} / 20`" # Just 5% more to be sure, need something more sophistcated here...
Chroot "genext2fs --size-in-blocks=${REAL_DIM} --reserved-blocks=0 --root=chroot filesystem.ext2"
# Move image
mv chroot/filesystem.ext2 binary/casper
rm -rf chroot/chroot
# Removing packages
if [ -n "${PACKAGES}" ]
then
case "${LH_APT}" in
apt|apt-get)
Chroot "apt-get remove --purge --yes ${PACKAGES}"
;;
aptitude)
Chroot "aptitude purge --assume-yes ${PACKAGES}"
;;
esac
fi
;;
plain)
if [ -d binary/casper/filesystem.dir ]
then
rm -rf binary/casper/filesystem.dir
fi
cd chroot
find . | cpio -pumd ../binary/casper/filesystem.dir
cd "${OLDPWD}"
rm -rf chroot/chroot
;;
squashfs)
if [ ! -f chroot/usr/sbin/mksquashfs ]
then
PACKAGES="${PACKAGES} squashfs-tools"
fi
if [ -n "${PACKAGES}" ]
then
# Installing packages
case "${LH_APT}" in
apt|apt-get)
Chroot "apt-get install --yes ${PACKAGES}"
;;
aptitude)
Chroot "aptitude install --assume-yes ${PACKAGES}"
;;
esac
fi
# Remove old squashfs image
if [ -f binary/casper/filesystem.squashfs ]
then
rm -f binary/casper/filesystem.squashfs
fi
# Create image
if [ "${LIVE_PACKAGES_LISTS}" != "minimal" ] && [ "${LIVE_PACKAGES_LISTS}" != "mini" ]
then
Chroot "mksquashfs chroot filesystem.squashfs"
else
Chroot "mksquashfs chroot filesystem.squashfs -e chroot/boot/vmlinuz* chroot/boot/initrd.img* chroot/vmlinuz* chroot/initrd.img* chroot/boot/config-* chroot/boot/System.map-*"
fi
# Move image
mv chroot/filesystem.squashfs binary/casper
rm -rf chroot/chroot
# Removing packages
if [ -n "${PACKAGES}" ]
then
case "${LH_APT}" in
apt|apt-get)
Chroot "apt-get remove --purge --yes ${PACKAGES}"
;;
aptitude)
Chroot "aptitude purge --assume-yes ${PACKAGES}"
;;
esac
fi
;;
esac
# Creating stage file
Create_stagefile .stage/binary_rootfs
|
