Linux clone disk

clone.sh

#!/bin/bash

# parted --list
sudo lsblk -o name,mountpoint,parttype,partlabel,label,size,uuid

DISKS=( $(lsblk --nodeps -n -o name) )

read -e -p "Source disk: " -i "sda" FROM
read -e -p "Destination disk: " -i "sdb" TO

if [ "x$FROM" == "x$TO" ] || [[ ! " ${DISKS[@]} " =~ " ${FROM} " ]] || [[ ! " ${DISKS[@]} " =~ " ${TO} " ]]
then
	echo "Error occured: source and destination can't be the same device, device must be plugged in"

	exit 1
fi

#read -p "Now I will copy /dev/$FROM to /dev/$TO. Type Y (or y) to proceed: " -n 1 -r
#
#if [[ ! $REPLY =~ ^[Yy]$ ]] ; then
#
#	exit 0
#
#fi

#echo    # (optional) move to a new line

if [ "x$NO_PART" == "x" ] ; then

	# partition?

	# GPT
	# sudo parted /dev/$TO mklabel gpt

	# MBR
	sudo parted /dev/$TO mklabel msdos

	# Create the New Partition

	# Once the format is selected, you can create a partition spanning the entire drive by typing:

	# sudo parted -a opt /dev/$TO mkpart primary ext4 0% 100%

	# https://askubuntu.com/questions/8819/unmounting-several-partitions-at-once
	TO_PARTS=$(ls /dev/$TO?*)

	if [ $? -eq 0 ] ; then
		for TO_PART in $TO_PARTS ; do
			umount -l $TO_PART
		done
	fi
	# sleep a little?

	sleep 5

	sfdisk -d /dev/${FROM} > part_table
	sfdisk /dev/${TO} < part_table

	sleep 5

	# sleep a little more
	sudo partprobe /dev/${TO}

fi

FROM_UUID=`lsblk -nr -o UUID,MOUNTPOINT | grep -Po '.*(?= /$)'`
FROM_SWAP_UUID=`lsblk -nr -o UUID,MOUNTPOINT | grep -Po '.*(?= \[SWAP\]$)'`

# find a target partition
TO_LINUX_PART=$(sudo fdisk -l /dev/${TO} | grep Linux | head -n 1 | cut -d ' ' -f 1)
TO_SWAP_PART=$(sudo fdisk -l /dev/${TO} | grep swap | head -n 1 | cut -d ' ' -f 1)


if [ "x$NO_FORMAT" == "x" ] ; then


	# exit 1

	sudo mkfs.ext4 ${TO_LINUX_PART}
	sudo mkswap ${TO_SWAP_PART}
	#sudo mkfs.ext4 -L datapartition ${TO_LINUX_PART}
	# sudo e2label ${TO_LINUX_PART} system


	#echo "FROM_UUID $FROM_UUID"
	#echo "FROM_SWAP_UUID $FROM_SWAP_UUID"

fi

TO_UUID=`lsblk -nr -o UUID $TO_LINUX_PART`
TO_SWAP_UUID=`lsblk -nr -o UUID $TO_SWAP_PART`

echo "LINUX $FROM ($FROM_UUID) => $TO#$TO_LINUX_PART ($TO_UUID)"
echo "SWAP $FROM ($FROM_SWAP_UUID) => $TO#$TO_SWAP_PART ($TO_SWAP_UUID)"
#	echo "TO: LINUX $TO_LINUX_PART, SWAP $TO_SWAP_PART"

TO_MOUNT_DIR=/media/backup

if [ "x$NO_COPY" == "x" ] ; then
	sudo mkdir $TO_MOUNT_DIR
	sudo mount -t ext4 $TO_LINUX_PART $TO_MOUNT_DIR

	sudo grub-install --boot-directory=$TO_MOUNT_DIR/boot /dev/$TO

	rsync -avxHAXW --progress / $TO_MOUNT_DIR/

	sed -i -- "s/${FROM_UUID}/$TO_UUID/g" $TO_MOUNT_DIR/etc/fstab
	sed -i -- "s/${FROM_SWAP_UUID}/$TO_SWAP_UUID/g" $TO_MOUNT_DIR/etc/fstab

	sed -i -- "s/${FROM_UUID}/$TO_UUID/g" $TO_MOUNT_DIR/boot/grub/grub.cfg
	sed -i -- "s/${FROM_SWAP_UUID}/$TO_SWAP_UUID/g" $TO_MOUNT_DIR/boot/grub/grub.cfg

	sed -i -- "s/${FROM_UUID}/$TO_UUID/g" $TO_MOUNT_DIR/boot/grub/i386-pc/load.cfg
	sed -i -- "s/${FROM_SWAP_UUID}/$TO_SWAP_UUID/g" $TO_MOUNT_DIR/boot/grub/i386-pc/load.cfg

fi

if [ "x$SET_HOSTNAME" != "x" ] ; then
	
	sed -i -- "s/${HOSTNAME}/$SET_HOSTNAME/g" $TO_MOUNT_DIR/etc/hostname
	sed -i -- "s/${HOSTNAME}/$SET_HOSTNAME/g" $TO_MOUNT_DIR/etc/hosts
	sed -i -- "s/${HOSTNAME}/$SET_HOSTNAME/g" $TO_MOUNT_DIR/etc/sysconfig/network
fi

macOS clone article

https://www.belightsoft.com/products/resources/apfs-bootable-clone-with-command-line

To fix Gave up waiting for suspend/resume device, after the first boot:

1. Put your swap UUID into /etc/initramfs-tools/conf.d/resume.
2. Run sudo update-initramfs -u