A quick and easy-to-use incremental backup script.

backup.sh

#!/bin/sh

# Root path of the directory to backup
ROOT_DATA_DIR="/media/Data"

# Root path for the backup directory
ROOT_BACKUP_DIR="/media/outadoc/Stanley/Backup"

# Begin backup script, and print a quote
echo "Commencing backup procedure."
fortune -s wheatley cave_johnson glados

# Backup /media/Data/
mkdir -p $ROOT_BACKUP_DIR/Data/
rsync -avzP --delete $ROOT_DATA_DIR/ $ROOT_BACKUP_DIR/Data/

# Backup package list
mkdir -p $ROOT_BACKUP_DIR/apt/
dpkg --get-selections > $ROOT_BACKUP_DIR/apt/dpkg.list

if [ $? -ne 0 ]; then
        echo "Stalemate detected. Manual core replacement required."
else
        echo "Stalemate resolved. Please return to the core transfer bay."
fi