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|
SHORT_OPTS=":vfdhs"
LONG_OPTS="version,force,sudo,debug,help"
KERNEL="kernel-preboot-latest"
INITRAMFS="initramfs-default"
LOG_DIR="/tmp/pbmtk"
run_module_checks () {
if [ "x$SUDO" != "x1" -a $(whoami) != "root" ]; then
perror "You should be root or use '--sudo' switch."
exit 1;
fi
if [ ! -z $1 ]; then
perror "Too many parameters. \n"
print_usage
exit 1
fi
if [ -z $OUT_DEV ]; then
perror "No output device specified.\n"
print_usage
exit 1
fi
if [ ! -e "/dev/$OUT_DEV" ]; then
perror "There is no /dev/${OUT_DEV}."
exit 1
fi
# if [ -z $(which uuencode) ]; then
# perror "'uuencode' is missing (if you are on a debian/ubuntu system: apt-get install sharutils)"
# exit 1
# fi
}
init_params () {
FORCE=0
DEBUG=0
SUDO=0
}
print_usage() {
echo "Usage: $(basename $SELF) usb [OPTIONS] DEVICE"
echo -e " -d --debug \t give more debug output"
echo -e " -f --force \t don't ask questions"
echo -e " -s --sudo \t use sudo instead of requesting uid=0"
echo -e " -h --help \t print help"
echo -e " -v --version \t print version information"
echo "DEVICE is the device used by the usb stick (e.g. \"sdX\" for /dev/sdX)."
}
read_params() {
getopt_start $@
eval set -- "$GETOPT_TEMP"
while true ; do
case "$1" in
-v|--version)
echo "OpenSLX PreBoot USB stick installer ($VERSION - $VDATE)."
exit 0
;;
-h|--help)
print_usage
exit 0
;;
-f|--force) pinfo "Disable user-interaction."; FORCE=1; shift ;;
-d|--debug) pinfo "Enabled debugmode."; DEBUG=1; unset_quiet; shift ;;
-s|--sudo) pinfo "Enabled usage of sudo."; SUDO=1; shift ;;
--) shift ; break ;;
*) perror "Internal error!" ; exit 1 ;;
esac
done
OUT_DEV=$1
shift
[ "x$SUDO" = "x1" ] && SUDOCMD="sudo"
}
ask_user () {
unset_quiet
if [ "x$FORCE" != "x1" ]; then
pinfo "Device \"/dev/${OUT_DEV}\" will be repartitioned and formatted."
pechon "Do you really want to proceed? Then type in 'yes' or 'no' (default: 'no'): "
read cont
[ "x${cont}" != "xyes" ] && exit 1
fi
set_quiet
}
umount_dev () {
pinfo "Make sure stick is unmounted."
for i in 1 2 3 4 5 6 7 8 9; do
$SUDOCMD umount /dev/${OUT_DEV}$i &> /dev/null
done
}
create_partitions () {
pinfo "Create partitions on stick."
# get the total size of the device
DISKSIZE=$($SUDOCMD sfdisk -s /dev/${OUT_DEV} 2>/dev/null || echo 0)
DISKSIZE=$((${DISKSIZE}/1024))
# get the size of boot stuff and calculate the left over free space on device
KSIZE=$(ls -l ${ROOT_DIR}/build/${KERNEL}|awk '{print $5}')
ISIZE=$(ls -l ${ROOT_DIR}/build/${INITRAMFS}|awk '{print $5}')
IMAGESIZE=$(((${KSIZE}+${ISIZE}+6000000)/1048576))
FREE=$((${DISKSIZE}-${IMAGESIZE}))
if [ $IMAGESIZE -lt 16 ]; then
perror "Calculated image size too small, something went wrong probably ($IMAGESIZE MB)."
fi
# create bootable vfat at the end of the device if big enough, otherwise use
# the entire device
if [ ${FREE} -ge 50 ] ; then
MAIN_DEV="/dev/${OUT_DEV}2"
HOME_DEV="/dev/${OUT_DEV}1"
$SUDOCMD sfdisk /dev/${OUT_DEV} -uM << EOF
,${FREE},L,
,,6,*
EOF
else
MAIN_DEV="/dev/${OUT_DEV}1"
HOME_DEV=""
$SUDOCMD sfdisk /dev/${OUT_DEV} << EOF
,,6,*
EOF
fi
sync
}
create_fs () {
pinfo "Create bootable MBR and filesystems."
# copy mbr to stick
$SUDOCMD dd bs=440 count=1 conv=notrunc if=${SYSLINUX}/mbr/mbr.bin of=/dev/${OUT_DEV}
# create filesystems on newly createt partitions
$SUDOCMD mkfs.vfat -F 16 -n pbstick ${MAIN_DEV}
[ ! -z ${HOME_DEV} ] && $SUDOCMD mkfs.ext2 -L pbstick-home ${HOME_DEV}
}
mount_stick () {
pinfo "Mounting stick."
$SUDOCMD mkdir -p /media/openslx-stick
$SUDOCMD mount ${MAIN_DEV} /media/openslx-stick
if [ ! -z ${HOME_DEV} ]; then
$SUDOCMD mkdir -p /media/openslx-stick-usrhome
$SUDOCMD mount ${HOME_DEV} /media/openslx-stick-usrhome
fi
$SUDOCMD mkdir -p /media/openslx-stick/boot
}
copy_files () {
pinfo "Copy files to stick."
$SUDOCMD cp -v ${ROOT_DIR}/build/${KERNEL} /media/openslx-stick/boot/kernel
$SUDOCMD cp -v ${ROOT_DIR}/build/${INITRAMFS} /media/openslx-stick/boot/initramfs
$SUDOCMD cp -v ${ROOT_DIR}/build/initramfs-serial /media/openslx-stick/boot/serial
$SUDOCMD cp -v ${SYSLINUX}/com32/menu/menu.c32 /media/openslx-stick/boot/
$SUDOCMD cp -v ${SYSLINUX}/com32/menu/vesamenu.c32 /media/openslx-stick/boot/
$SUDOCMD cp -v ${ROOT_DIR}/config/extlinux/* /media/openslx-stick/boot
$SUDOCMD mv /media/openslx-stick/boot/extlinux.conf /media/openslx-stick/boot/syslinux.cfg
}
umount_stick () {
pinfo "Unmount stick (it can take some time to sync)."
$SUDOCMD umount /media/openslx-stick
[ ! -z ${HOME_DEV} ] && $SUDOCMD umount /media/openslx-stick-usrhome
$SUDOCMD rm -rf /media/openslx-stick*
}
run_syslinux () {
pinfo "Complete syslinux installation."
echo "${SYSLINUX}/linux/syslinux --install -d /boot -f ${MAIN_DEV}"
$SUDOCMD ${SYSLINUX}/linux/syslinux --install -d /boot -f ${MAIN_DEV}
}
run () {
set_quiet
ask_user
umount_dev
create_partitions
create_fs
mount_stick
create_serial_module
copy_files
umount_stick
run_syslinux
unset_quiet
pinfo "FINISHED: You can unplug the stick now!"
}
|
