iwd/test/signal-agent

#!/usr/bin/python3

from gi.repository import GLib

import dbus
import dbus.service
import dbus.mainloop.glib
import sys
import time
import signal

def signal_handler(sig, frame):
    exit(0)

class SignalAgent(dbus.service.Object):
    def __init__(self):
        self._bus = dbus.SystemBus()
        self._path = '/test/agent/' + str(int(round(time.time() * 1000)))

        dbus.service.Object.__init__(self, self._bus, self._path)

    @property
    def path(self):
        return self._path

    @dbus.service.method('net.connman.iwd.SignalLevelAgent',
                         in_signature='', out_signature='')
    def Release(self):
        print("SignalAgent released")

    @dbus.service.method('net.connman.iwd.SignalLevelAgent',
                         in_signature='oy', out_signature='')
    def Changed(self, path, level):
        self.handle_new_level(str(path), int(level))

    def handle_new_level(self, path, level):
        print("New signal level %d" % level)

if __name__ == '__main__':
    level_range = [-60, -67, -75]

    if len(sys.argv) < 2 or len(sys.argv) > 3:
        print("Usage: %s <device path> [dBm ranges]" % sys.argv[0])
        print("Example: %s /net/connman/iwd/0/10 -65,-70,-75" % sys.argv[0])
        quit()

    if len(sys.argv) == 3:
        level_range = [int(x) for x in sys.argv[2].split(',') if int(x) < 0]

    signal.signal(signal.SIGINT, signal_handler)

    dbus.mainloop.glib.DBusGMainLoop(set_as_default=True)

    bus = dbus.SystemBus()
    agent = SignalAgent()

    station_if = dbus.Interface(bus.get_object('net.connman.iwd', sys.argv[1]),
                                            'net.connman.iwd.Station')
    station_if.RegisterSignalLevelAgent(agent.path,
                                        dbus.Array(level_range, 'n'))

    mainloop = GLib.MainLoop()
    mainloop.run()