Simple pihole backup via SCP

backup.sh

#!/bin/bash

####################################
#
# Backup via SCP
#
# Executes daily as defined by crontab -e
# 0 0 * * * bash /home/pi/scripts/backup.sh
#
# Don't forget to generate an ssh key and add it to the mac mini
#
####################################

#Create empty exclusion list
touch /home/pi/scripts/exclude.txt

# What to backup
backup_files="/etc/pihole/blacklist.txt /etc/pihole/whitelist.txt /etc/hostname /etc/hosts /home/pi"

# Where to backup to.
#dest="/home/pi/backups/"
remote_user="####"
remote_machine="####"

# Create archive filename.
day=$(date +%A)
hostname=$(hostname -s)
archive_file="$hostname-$day.tgz"

# Backup and skip local storage to save SD life.
sudo tar -cz --exclude-from=/home/pi/scripts/exclude.txt $backup_files | ssh -l $remote_user $remote_machine "cat >/Users/####/etc/backups_pihole/$archive_file"