Example #1
0
    async def get_system_bus(self) -> MessageBus:
        if self._dbus is not None:
            return self._dbus

        async with self._dbus_connect_lock:
            try:
                try:
                    bus = await MessageBus(bus_type=BusType.SYSTEM).connect()
                except AuthError:
                    # Fallback to anonymous connection
                    bus = await MessageBus(bus_type=BusType.SYSTEM,
                                           auth=AuthAnnonymous()).connect()
            except OSError as e:
                raise api.DBusNotAvailableException() from e
            self._dbus = bus

        return bus
Example #2
0
 def stub_fail_bus(self) -> None:
     self._stub_bus_connected.set_exception(
         api.DBusNotAvailableException("Stub connection failed")
     )