def _create_arcus_dbuser(cursor, password):
    """ Create the arcus user in the DB """
    cursor.execute('SELECT user FROM mysql.user;')
    users = cursor.fetchall()
    if (bytearray(b'arcus'),) in users:
        return False
    create_cmd = 'CREATE USER arcus IDENTIFIED BY "{}"'.format(password)
    cursor.execute(create_cmd)
    grant_cmd = 'GRANT ALL privileges ON arcus.* TO "arcus";'
    cursor.execute(grant_cmd)
    return True
