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#!/usr/bin/python3
# Copyright (c) 2017-2019 David Steele <dsteele@gmail.com>
#
# SPDX-License-Identifier: GPL-2.0-or-later
# License-Filename: LICENSE
#
# Copyright 2016-2017 David Steele <steele@debian.org>
# This file is part of comitup
# Available under the terms of the GNU General Public License version 2
# or later
#
import dbus
from gi.repository.GLib import MainLoop
from dbus.mainloop.glib import DBusGMainLoop
import logging
if __name__ == '__main__':
DBusGMainLoop(set_as_default=True)
from comitup import nm # noqa
from comitup import modemgr # noqa
#
# globals
#
log = logging.getLogger('comitup')
bus = dbus.SystemBus()
device_path = None
device_listener = None
comstate = 'HOTSPOT'
def null_fn():
pass
nm_dev_connect = null_fn
nm_dev_fail = null_fn
#
# functions
#
def set_device_callbacks(state, up, down):
global nm_dev_connect
global nm_dev_fail
global comstate
nm_dev_connect = null_fn
nm_dev_fail = null_fn
comstate = state
check_device_listener()
nm_dev_connect = up
nm_dev_fail = down
def nm_device_change(state, *args):
# see for device states:
# https://developer.gnome.org/NetworkManager/stable/spec.html
# #type-NM_DEVICE_STATE
if state == 100:
nm_dev_connect()
elif state == 120:
nm_dev_fail()
def set_device_listener(path):
global device_listener
if device_listener:
device_listener.remove()
log.debug("adding listener for path %s" % path)
device_listener = bus.add_signal_receiver(
nm_device_change,
signal_name="StateChanged",
dbus_interface="org.freedesktop.NetworkManager.Device",
path=path
)
def check_device_listener(force=False):
global device_path
current_path = nm.get_device_path(modemgr.get_state_device(comstate))
if force or (current_path and current_path != device_path):
device_path = current_path
set_device_listener(device_path)
def nm_state_change(state):
global device_path
# https://developer.gnome.org/NetworkManager/stable/spec.html
# #type-NM_STATE
if state >= 50:
check_device_listener()
def set_nm_listeners():
bus.add_signal_receiver(
check_device_listener,
signal_name="DeviceAdded",
dbus_interface="org.freedesktop.NetworkManager"
)
bus.add_signal_receiver(
check_device_listener,
signal_name="DeviceRemoved",
dbus_interface="org.freedesktop.NetworkManager"
)
check_device_listener()
bus.add_signal_receiver(
nm_state_change,
signal_name="StateChanged",
dbus_interface="org.freedesktop.NetworkManager"
)
nm_state_change(nm.nm_state())
def init_nmmon():
set_nm_listeners()
def main():
handler = logging.StreamHandler(stream=None)
log.addHandler(handler)
log.setLevel(logging.DEBUG)
log.info('starting')
init_nmmon()
def up():
print("wifi up")
def down():
print("wifi down")
set_device_callbacks('HOTSPOT', up, down)
loop = MainLoop()
loop.run()
if __name__ == '__main__':
main()
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