do-backup.sh

#!/bin/sh

if test -n "$(find /mnt/backup/last_daily -mtime 1)"; then
    echo 'Daily backup.'
    /usr/bin/rsnapshot daily
    date > /root/backup_w/last_daily
fi

if test -n "$(find /mnt/backup/last_weekly -mtime 7)"; then
    echo 'Weekly backup.'
    /usr/bin/rsnapshot weekly
    date > /root/backup_w/last_weekly
fi

if test -n "$(find /mnt/backup/last_monthly -mtime 30)"; then
    echo 'Monthly backup.'
    /usr/bin/rsnapshot monthly
    date > /root/backup_w/last_monthly
fi