#
# NEPI, a framework to manage network experiments
# Copyright (C) 2014 INRIA
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License version 2 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 .
#
# Author: Alina Quereilhac
from nepi.execution.attribute import Attribute, Flags, Types
from nepi.execution.resource import clsinit_copy
from nepi.resources.ns3.ns3base import NS3Base
from nepi.resources.ns3.ns3wifinetdevice import WIFI_STANDARDS
@clsinit_copy
class NS3BaseWifiMac(NS3Base):
_rtype = "abstract::ns3::WifiMac"
@classmethod
def _register_attributes(cls):
standard = Attribute("Standard", "Wireless standard",
default = "WIFI_PHY_STANDARD_80211a",
allowed = WIFI_STANDARDS.keys(),
type = Types.Enumerate,
flags = Flags.Design)
cls._register_attribute(standard)
@property
def node(self):
return self.device.node
@property
def device(self):
from nepi.resources.ns3.ns3wifinetdevice import NS3BaseWifiNetDevice
devices = self.get_connected(NS3BaseWifiNetDevice.get_rtype())
if not devices:
msg = "WifiMac not connected to device"
self.error(msg)
raise RuntimeError(msg)
return devices[0]
@property
def _rms_to_wait(self):
rms = set()
rms.add(self.device)
return rms
def _connect_object(self):
device = self.device
if device.uuid not in self.connected:
self._connected.add(device.uuid)
self.simulation.invoke(device.uuid, "SetMac", self.uuid)
standard = self.get("Standard")
self.simulation.invoke(self.uuid, "ConfigureStandard", WIFI_STANDARDS[standard])
# Delayed configuration of MAC address
mac = device.get("mac")
if mac:
mac_uuid = self.simulation.create("Mac48Address", mac)
else:
mac_uuid = self.simulation.invoke("singleton::Mac48Address", "Allocate")
self.simulation.invoke(self.uuid, "SetAddress", mac_uuid)