Initial commit

customcd/files/root/rescuebru/clone.sh

@@ -0,0 +1,48 @@
+#!/bin/bash
+# clone.sh
+# Rescue CD Backup & Restore Utility drive/partition cloning utility
+# version 7.2.5
+# Rod Wright 1/19/2024
+# Refer to CHANGELOG file for details.
+# -----------------------------------------------------------------------------
+
+PROG_NAME="clone.sh"
+PROG_VERSION=7.2.5
+PROG_REVISION=1
+RBRU_INSTALL_PATH="/root/rescuebru"
+
+source $RBRU_INSTALL_PATH/functions.sh
+
+# test for required arguments
+if [ "$#" -ne 2 ]; then
+    echo "clone.sh: Invalid number of arguments."
+    echo "Usage: clone <source> <destination>"
+    echo "source and destination can be drives (/dev/sda) or partitions"
+    echo "(/dev/sda1)."
+    echo "Please ensure the size of the destination is equal to or"
+    echo "greater than the size of the source."
+    exit 1
+fi
+
+source_dev=$1
+dest_dev=$2
+dd_bs=4096
+
+# determine sizes of devices
+source_size=`blockdev --getsize64 $source_dev`
+dest_size=`blockdev --getsize64 $dest_dev`
+
+# compare sizes and warn if necessary
+if [ $dest_size -lt $source_size ]; then
+    pv_size=$dest_size
+    if ! approved "WARNING: The size of the destination device seems to be smaller than the size of the source device. Continue anyway?" ; then
+        inform "Aborting" "3"
+        exit 1
+    fi
+else
+    pv_size=$source_size
+fi
+
+# now do the clone
+monitor "dd if=$source_dev bs=$dd_bs conv=sync,noerror status=noxfer|pv -s $pv_size|dd of=$dest_dev bs=$dd_bs" "pausable"
+exit $?