#!/usr/bin/env python3
#
# Copyright (C) 2020 VyOS maintainers and contributors
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License version 2 or later as
# published by the Free Software Foundation.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.

# T3048: remove smp-affinity node from ethernet and use tuned instead

import os

from sys import exit, argv
from vyos.configtree import ConfigTree

if (len(argv) < 1):
    print("Must specify file name!")
    exit(1)

file_name = argv[1]
with open(file_name, 'r') as f:
    config_file = f.read()

base = ['system', 'options']
base_new = ['system', 'option']
config = ConfigTree(config_file)

if not config.exists(base):
    # Nothing to do
    exit(0)

if config.exists(base_new):
    for node in config.list_nodes(base):
        config.copy(base + [node], base_new + [node])
else:
    config.copy(base, base_new)

config.delete(base)

# Rename "system option beep-if-fully-booted" -> "system option startup-beep"
base_beep = base_new + ['beep-if-fully-booted']
if config.exists(base_beep):
    config.rename(base_beep, 'startup-beep')

# Rename "system option ctrl-alt-del-action" -> "system option ctrl-alt-delete"
base_ctrl_alt_del = base_new + ['ctrl-alt-del-action']
if config.exists(base_ctrl_alt_del):
    config.rename(base_ctrl_alt_del, 'ctrl-alt-delete')


try:
    with open(file_name, 'w') as f:
        f.write(config.to_string())
except OSError as e:
    print("Failed to save the modified config: {}".format(e))
    exit(1)