#!/bin/bash
 #We can work out if the day of the week with date +%a Mon Tue Wed Thu Fri Sat Sun
 DATE=$(date +%a)

 SNAR=${FILE}.snar
 TAR=/backups/GauntMTA.tgz
 
 #If it is Monday we need to make sure that we start with a new snar file to ensure full #backup
 #If the snar file is there it is renamed with a date extension of the previous Monday
 if [ $(date +%a) = 'Mon' ]
   then
    test -e ~/$SNAR && mv $SNAR ${SNAR}.$(date --date '7 days ago' +%F)
 fi
 tar -czg ~/$SNAR -f $TAR ~/$FILE
 #tar -cvpSf - --exclude=/backup.tgz --exclude=/proc --exclude=/tmp --exclude=/mnt --exclude=/dev --exclude=/sys --exclude=/run --exclude=/media --exclude=/var/cache/apt/archives --exclude=/usr/src/linux-headers* --exclude=/home/*/.gvfs --exclude=/home/*/.cache  --exclude=/home/*/.local/share/Trash / | pigz > /backup.tgz