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#!/bin/bash
# Author: Steven Shiau <steven _at_ clonezilla org>
# License: GPL
# Program to save the image from hard drive to 2nd partition of USB flash drive, which contains 2 partitions:
# (1) 1st partition: Clonezilla live, customized with ocs_live_run to run this program.
# (2) 2nd partition: image repository, which contains only image.
# //NOTE// THIS SOFTWARE COMES WITH ABSOLUTELY NO WARRANTY!
# //NOTE// USE AT YOUR OWN RISK!
#
DRBL_SCRIPT_PATH="${DRBL_SCRIPT_PATH:-/usr/share/drbl}"
. $DRBL_SCRIPT_PATH/sbin/drbl-conf-functions
. /etc/drbl/drbl-ocs.conf
. $DRBL_SCRIPT_PATH/sbin/ocs-functions
# Load the config in ocs-live.conf. This is specially for Clonezilla live. It will overwrite some settings of /etc/drbl/drbl-ocs.conf, such as $DIA...
[ -e "/etc/ocs/ocs-live.conf" ] && . /etc/ocs/ocs-live.conf
# Settings
check_from_usb="yes"
# Functions
USAGE() {
echo "$ocs - To save or restore an image from USB device using Clonezilla live"
echo "This prrogram is to save the image from hard drive to 2nd partition of USB flash drive, which contains 2 partitions:"
echo "(1) 1st partition: Clonezilla live, customized with ocs_live_run to run this program."
echo "(2) 2nd partition: image repository, which contains only image."
echo "Usage:"
echo "To run $ocs:"
echo "$ocs [OPTION] MODE"
echo "Options:"
echo "-s, --skip-check-usb Skip checking if Clonezilla live is from USB"
echo "MODE is \"save\" or \"restore\""
echo "Ex:"
echo "To save the 1st disk to the USB flash drive's 2nd partition, run:"
echo " $ocs save"
echo "To restore the image on the USB flash drive's 2nd partition to 1st drive, run:"
echo " $ocs restore"
echo
} # end of USAGE
#
check_usb_clonezilla() {
# Make sure the device is USB storage
# The codes are borrowed from live-tools: live-medium-eject
_DEVICE="$1"
if [ ! -b "/dev/${_DEVICE}" ]; then
exit 0
fi
_DEVICE=$(echo $_DEVICE | sed -e 's/[0-9]*$//')
if readlink "/sys/block/${_DEVICE}" | grep -q usb; then
echo "Found Clonezilla media on USB device."
else
[ "$BOOTUP" = "color" ] && $SETCOLOR_FAILURE
echo "Clonezilla live is not from USB storage. This program is intended to be used for Clonezilla live is not from USB storage with 2 partitions."
[ "$BOOTUP" = "color" ] && $SETCOLOR_NORMAL
echo "$msg_program_stop!"
exit 1
fi
} # end of check_usb_clonezilla
####################
### Main program ###
####################
ocs_file="$0"
ocs=`basename $ocs_file`
#
while [ $# -gt 0 ]; do
case "$1" in
-s|--skip-check-usb) check_from_usb="no"; shift;;
-*) echo "${0}: ${1}: invalid option" >&2
USAGE >& 2
exit 2 ;;
*) break ;;
esac
done
mode="$1"
if [ -z "$mode" ]; then
USAGE
exit 9
fi
force_TERM_as_linux_if_necessary
#
check_if_root
ask_and_load_lang_set
ocs_dev="$(LC_ALL=C findmnt -Un -o source /run/live/medium | sed -e 's|^/dev/||')" # e.g., sdb1
if [ "$check_from_usb" = "yes" ]; then
check_usb_clonezilla $ocs_dev
fi
# sdb1 -> sdb2
img_dev="$(echo $ocs_dev | sed -e 's|1$|2|')"
if [ ! -b "/dev/${img_dev}" ]; then
[ "$BOOTUP" = "color" ] && $SETCOLOR_FAILURE
echo "Image repository partition /dev/${img_dev} not found."
[ "$BOOTUP" = "color" ] && $SETCOLOR_NORMAL
echo "$msg_program_stop!"
exit 1
fi
umount /home/partimag/
case "$mode" in
save) if mount /dev/$img_dev /home/partimag/; then
img_name="myimg-aiGhooj7"
ocs-sr -q2 -c -j2 -z9p -i 4096 -sfsck -senc -p choose savedisk $img_name sda
else
[ "$BOOTUP" = "color" ] && $SETCOLOR_FAILURE
echo "Failed to mount image repository /dev/$img_dev."
[ "$BOOTUP" = "color" ] && $SETCOLOR_NORMAL
echo "$msg_program_stop!"
my_ocs_exit 1
fi
;;
restore) if mount -o ro /dev/$img_dev /home/partimag/; then
img_name="$(mktemp /tmp/myimg.XXXXXX)"
img_ds="$(find /home/partimag -name clonezilla-img -print)"
if [ -z "$img_ds" ]; then
[ "$BOOTUP" = "color" ] && $SETCOLOR_FAILURE
echo "No image was found in /home/partimag/ (/dev/$img_dev)."
[ "$BOOTUP" = "color" ] && $SETCOLOR_NORMAL
echo "$msg_program_stop!"
my_ocs_exit 1
fi
# Only 1 image, just in case.
echo "$img_ds" | head -n 1 | xargs dirname | xargs basename > $img_name
ocs-sr -g auto -e1 auto -e2 -r -j2 -c -scr -p choose restoredisk `cat $img_name` sda
rm -f $img_name
else
[ "$BOOTUP" = "color" ] && $SETCOLOR_FAILURE
echo "Failed to mount image repository /dev/$img_dev."
[ "$BOOTUP" = "color" ] && $SETCOLOR_NORMAL
echo "$msg_program_stop!"
my_ocs_exit 1
fi
;;
*)
[ "$BOOTUP" = "color" ] && $SETCOLOR_FAILURE
echo "Unknown mode."
[ "$BOOTUP" = "color" ] && $SETCOLOR_NORMAL
echo "$msg_program_stop!"
my_ocs_exit 1
esac
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