/usr/sbin/ocs-match-checksum is in clonezilla 3.27.16-2.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
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# License: GPL
# Author: Steven Shiau <steven _at_ stevenshiau org>
# Description: Program to inspect the checksum in the image and the files in the block device
#
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 $DIA...
[ -e "/etc/ocs/ocs-live.conf" ] && . /etc/ocs/ocs-live.conf
# Settings
ocs_parallel_mode="no"
#
USAGE() {
echo "$ocs - To inspect the checksum in the image and the files in the block device"
echo "Usage:"
echo "To run $ocs:"
echo "$ocs IMAGE DEVICE"
echo "Options:"
echo "-p, --parallel Run the checksum inspection in parallel. The inspection for all partitions in a disk will be run in parallel. Maybe it's not a good idea if too many partitions and it might casue too many I/Os then less effiency."
echo "IMAGE is the image name, e.g. Debian-Jessie. It must be saved by the option -gmf"
echo "Device is the block device name. It can be a disk name or partition name, e.g. sda, sdc1"
echo "Ex:"
echo "To inspect the checksum in the image \"Debian-Jessie\" with the external disk \"/dev/sdc\", run"
echo " $ocs Debian-Jessie /dev/sdc"
echo
} # end of USAGE
#
####################
### Main program ###
####################
ocs_file="$0"
ocs=`basename $ocs_file`
#
while [ $# -gt 0 ]; do
case "$1" in
-p|--parallel) ocs_parallel_mode="yes"; shift;;
-*) echo "${0}: ${1}: invalid option" >&2
USAGE >& 2
exit 2 ;;
*) break ;;
esac
done
ocs_chk_img_name="$1"
shift
ocs_chk_dev="$*"
#
check_if_root
ask_and_load_lang_set
#
# imagedir is a variable which ask_user related function need
imagedir="$ocsroot"
[ -z "$ocs_chk_img_name" ] && ocs_chk_img_name="ask_user"
[ -z "$ocs_chk_dev" ] && ocs_chk_dev="ask_user"
if [ "$ocs_chk_img_name" = "ask_user" ]; then
get_target_dir_name_when_checking_img_checksum # output: target_dir
ocs_chk_img_name="$target_dir"
fi
[ "$BOOTUP" = "color" ] && $SETCOLOR_WARNING
echo "$msg_the_image_to_be_cheked: $ocs_chk_img_name"
[ "$BOOTUP" = "color" ] && $SETCOLOR_NORMAL
if [ "$ocs_chk_dev" = "ask_user" ]; then
# To get $target_hd
get_target_hd_name_from_local_machine "$msg_local_source_disk_for_checksum_inspect \n$msg_linux_disk_naming $msg_press_space_to_mark_selection"
ocs_chk_dev="$(select_VG "$target_hd")"
elif [ "$ocs_chk_dev" = "all" ]; then
get_not_busy_disks_or_parts harddisk "" "" # we will get dev_list
ocs_chk_dev="$dev_list"
fi
# check if the device exists
ANS_TMP=`mktemp /tmp/ocs_chkdev.XXXXXX`
trap "[ -f "$ANS_TMP" ] && rm -f $ANS_TMP" HUP INT QUIT TERM EXIT
check_if_input_device_exist $ANS_TMP $ocs_chk_dev
ocs_chk_dev="$(cat $ANS_TMP | tr -d \")"
[ -f "$ANS_TMP" ] && rm -f $ANS_TMP
#
if [ -z "$ocs_chk_img_name" ]; then
[ "$BOOTUP" = "color" ] && $SETCOLOR_FAILURE
echo "No image name is assigned!"
[ "$BOOTUP" = "color" ] && $SETCOLOR_NORMAL
echo "$msg_program_stop!"
exit 1
fi
if [ ! -d "$ocsroot/$ocs_chk_img_name" ]; then
[ "$BOOTUP" = "color" ] && $SETCOLOR_FAILURE
echo "Image $ocs_chk_img_name not found in $ocsroot!"
[ "$BOOTUP" = "color" ] && $SETCOLOR_NORMAL
echo "$msg_program_stop!"
exit 1
fi
if [ -z "$ocs_chk_dev" ]; then
[ "$BOOTUP" = "color" ] && $SETCOLOR_FAILURE
echo "No destination device is assigned!"
[ "$BOOTUP" = "color" ] && $SETCOLOR_NORMAL
echo "$msg_program_stop!"
exit 1
fi
# Check if the block device exists
for idev in $ocs_chk_dev; do
if [ ! -b "/dev/$idev" ]; then
[ "$BOOTUP" = "color" ] && $SETCOLOR_FAILURE
echo "This block device was not found: $idev"
[ "$BOOTUP" = "color" ] && $SETCOLOR_NORMAL
echo "$msg_program_stop!"
exit 1
fi
done
#
case "$ocs_parallel_mode" in
yes) go_bg="&";;
*) go_bg="";;
esac
#
src_disk="$(cat $ocsroot/$ocs_chk_img_name/disk)"
#
target_disks=""
target_parts=""
# Check if ocs_chk_dev a disk or partition
for idev in $ocs_chk_dev; do
if is_whole_disk $idev; then
# Disk
# Get all the partitions
BACKUP_DEVS=""
echo "Searching for data partition(s)..." | tee -a /var/log/${ocs}-${idev}.log
get_known_partition_proc_format $idev data
target_parts="$BACKUP_DEVS"
if [ "$idev" != "$src_disk" ]; then
create-ocs-tmp-img -t /tmp $ocs_chk_img_name ${ocs_chk_img_name}_cnvt_${idev} $src_disk ${idev} | tee -a /var/log/${ocs}-${idev}.log
target_dir_fullpath="/tmp/${ocs_chk_img_name}_cnvt_${idev}"
else
target_dir_fullpath="$ocsroot/$ocs_chk_img_name"
fi
for ipartition in $target_parts; do
echo $msg_delimiter_star_line | tee -a /var/log/${ocs}-${idev}.log
inspect_cmd="inspect_chksum_for_files_in_dev /dev/$ipartition "$target_dir_fullpath" | tee -a /var/log/${ocs}-${idev}.log $go_bg"
eval $inspect_cmd
echo $msg_delimiter_star_line | tee -a /var/log/${ocs}-${idev}.log
done
else
# Partition
thd_tmp="$(get_diskname $idev)"
if [ "$thd_tmp" != "$src_disk" ]; then
create-ocs-tmp-img -t /tmp $ocs_chk_img_name ${ocs_chk_img_name}_cnvt_${thd_tmp} $src_disk ${thd_tmp} | tee -a /var/log/${ocs}-${idev}.log
target_dir_fullpath="/tmp/${ocs_chk_img_name}_cnvt_${thd_tmp}"
else
target_dir_fullpath="$ocsroot/$ocs_chk_img_name"
fi
echo $msg_delimiter_star_line | tee -a /var/log/${ocs}-${idev}.log
inspect_chksum_for_files_in_dev /dev/$idev "$target_dir_fullpath" | tee -a /var/log/${ocs}-${idev}.log &
echo $msg_delimiter_star_line | tee -a /var/log/${ocs}-${idev}.log
fi
done
# wait for all processes to finish before exit
wait
# Clean the temp dir.
for i in $target_disks; do
if [ -e "/tmp/${image_name}_cnvt_${i}/converted-not-portable" ]; then
rm -f /tmp/${image_name}_cnvt_${i}/*
rmdir /tmp/${image_name}_cnvt_${i}
fi
done
my_ocs_exit 1
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