#!/usr/bin/env python

# SPDX-License-Identifier: GPL-2.0+

#

# Copyright (C) 2010 - 2012 Red Hat, Inc.

#

#

# This example adds a new ethernet connection via the AddConnection()

# D-Bus call, using backward-compatible settings, so it will work with

# both old and new versions of NetworkManager. Compare

# add-connection.py, which only supports NM 1.0 and later.

#

# Configuration settings are described at

# https://developer.gnome.org/NetworkManager/1.0/ref-settings.html

#

import socket, struct, dbus, uuid

# Helper functions

def ip_to_int(ip_string):

    return struct.unpack("=I", socket.inet_aton(ip_string))[0]

def int_to_ip(ip_int):

    return socket.inet_ntoa(struct.pack("=I", ip_int))

s_wired = dbus.Dictionary({"duplex": "full"})

s_con = dbus.Dictionary(

    {"type": "802-3-ethernet", "uuid": str(uuid.uuid4()), "id": "MyConnectionExample"}

)

addr1 = dbus.Array(

    [ip_to_int("10.1.2.3"), dbus.UInt32(8), ip_to_int("10.1.2.1")],

    signature=dbus.Signature("u"),

)

s_ip4 = dbus.Dictionary(

    {

        "addresses": dbus.Array([addr1], signature=dbus.Signature("au")),

        "method": "manual",

    }

)

s_ip6 = dbus.Dictionary({"method": "ignore"})

con = dbus.Dictionary(

    {"802-3-ethernet": s_wired, "connection": s_con, "ipv4": s_ip4, "ipv6": s_ip6}

)

print("Creating connection:", s_con["id"], "-", s_con["uuid"])

bus = dbus.SystemBus()

proxy = bus.get_object(

    "org.freedesktop.NetworkManager", "/org/freedesktop/NetworkManager/Settings"

)

settings = dbus.Interface(proxy, "org.freedesktop.NetworkManager.Settings")

settings.AddConnection(con)