backup home directory

backup.sh

#!/bin/sh
rsync="/usr/bin/rsync"

################################
# VARIABLES
################################

# General Variables
backup_user="m"
source="/home/$backup_user"
destination_folder="/media/$backup_user/Storage/home-backups"
destination=$destination_folder

################################
# BACKUP ALL FILES IN /HOME/
# This should be configured in /etc/anacrontab:
#
# 1  15  cron.daily /bin/sh /home/m/backup.sh
################################

if [ ! -d "$destination/Progress" ];
then
    mkdir -p "$destination/Progress"
fi

# try rsync for x times
I=0
MAX_RESTARTS=2
LAST_EXIT_CODE=1
while [ $I -le $MAX_RESTARTS ]
do
	I=$(( $I + 1 ))
	echo $I. start of rsync  $1

	rsync -ax -v --stats --progress --delete --link-dest="$destination/Latest" \
		--exclude *.JPG \
		--exclude *.PNG \
		--exclude *.cache \
		--exclude *.gif \
		--exclude *.jpg \
		--exclude *.log \
		--exclude *.mov \
		--exclude *.mp4 \
		--exclude *.png \
		--exclude *.pth \
		--exclude *.tmp \
		--exclude *.vscode\
		--exclude *.zip\
		--exclude Downloads \
		--exclude Dropbox \
		--exclude node_modules \
    --exclude *.csv \
    --exclude *.git \
    --exclude *.pkl \
    --exclude *.pth \
    --exclude *.swp \
    --exclude *.venv \
    --exclude .config/Code \
    --exclude .config/google-chrome \
    --exclude .dropbox \
    --exclude .fasd* \
    --exclude .local/share \
    --exclude .vim/undo \
    --exclude .zoom \
    --exclude /var/lib/postgresql \
    --exclude Nextcloud \
    --exclude Slack \
    --exclude __pycache__ \
    --exclude backup \
    --exclude snap \
		"$source" "$destination/Progress"

	LAST_EXIT_CODE=$?
	if [ $LAST_EXIT_CODE -eq 0 ]; then
		break
	fi
done

# check if successful
if [ $LAST_EXIT_CODE -ne 0 ]; then
	echo rsync failed for $I times. giving up. $1
else
	echo rsync successful after $I times. $1

	# Move Progress to Current Date Folder
	date=`date "+%Y-%m-%d-%H%M%S"`
	mv "$destination/Progress" "$destination/$date"
	chown -R "$destination_user:$destination_user" "$destination/$date"

	# Create New Latest Link to Current Date Folder
	ln -sfn "$date" "$destination/Latest"

	# Delete Folders Leaving Last 7
	find $destination/* -maxdepth 1 -prune -type d | sort -rn | awk 'NR>7' |
	while read file;
	do
		echo "+ pruning $file"
		rm -Rf "$file";
	done;
	echo DONE $1;

fi