Backup reMarkable content

backup_remarkable.sh

#!/usr/bin/env bash

if [ -n "$DEBUG" ]; then
	set -x
fi

set -o errexit
set -o nounset
set -o pipefail

if [[ ! -d "$1" ]]; then
  echo "Provided backup destination dir is not a dir"
  exit 1
fi

if ! command -v sshfs &> /dev/null; then
  echo "sshfs is not installed"
  exit 1
fi

if ! command -v rsync &> /dev/null; then
  echo "rsync is not installed"
  exit 1
fi

mount_dir=$(mktemp -d)
sshfs remarkable:/home/root "${mount_dir}"
rsync -av "${mount_dir}" "${1}"
umount "${1}"