#!/bin/bash
# Create backups directory
[[ -d /var/www/note_kfet/backups ]] || (mkdir /var/www/note_kfet/backups && chown www-data:www-data /var/www/note_kfet/backups)
date=$(date +%Y-%m-%d)
# Backup database and save it as tar archive
su postgres -c "pg_dump -F t note_db" | tee "/var/www/note_kfet/backups/$date.tar" > /dev/null
# Compress backup as gzip
gzip "/var/www/note_kfet/backups/$date.tar"
chown www-data:www-data "/var/www/note_kfet/backups/$date.tar.gz"
# Delete backups that have more than 30 days
find /var/www/note_kfet/backups -type f -mtime +30 -exec rm {} \;