def closeMininetWiFi(self):
"Close Mininet-WiFi"
self.plot.closePlot()
module.stop() # Stopping WiFi Module
if self.useWmediumd:
WmediumdServerConn.disconnect()
WmediumdStarter.stop()
def configureWmediumd(self, stations, accessPoints):
"""
Updates values for frequency and channel
:param stations: list of stations
:param accessPoints: list of access points
"""
intfrefs = []
links = []
positions = []
txpowers = []
cars = []
for node in stations:
if 'carsta' in node.params:
cars.append(node.params['carsta'])
nodes = stations + accessPoints + cars
for node in nodes:
node.wmediumdIface = DynamicWmediumdIntfRef(node)
intfrefs.append(node.wmediumdIface)
if self.enable_interference:
mode = WmediumdConstants.WMEDIUMD_MODE_INTERFERENCE
for node in nodes:
if 'position' not in node.params:
posX = 0
posY = 0
posZ = 0
else:
posX = node.params['position'][0]
posY = node.params['position'][1]
posZ = node.params['position'][2]
node.lastpos = [0, 0, 0]
positions.append(
WmediumdPosition(node.wmediumdIface, [posX, posY, posZ]))
txpowers.append(
WmediumdTXPower(node.wmediumdIface,
float(node.params['txpower'][0])))
else:
mode = WmediumdConstants.WMEDIUMD_MODE_SNR
for node in self.wlinks:
links.append(
WmediumdSNRLink(node[0].wmediumdIface,
node[1].wmediumdIface,
node[0].params['snr'][0]))
links.append(
WmediumdSNRLink(node[1].wmediumdIface,
node[0].wmediumdIface,
node[0].params['snr'][0]))
WmediumdStarter.initialize(intfrefs, links, mode=mode, positions=positions, enable_interference=self.enable_interference, \
auto_add_links=False, txpowers=txpowers, with_server=True)
WmediumdStarter.start()
def closeMininetWiFi(self):
"Close Mininet-WiFi"
mobility.continuePlot = 'exit()'
mobility.continueParams = 'exit()'
sleep(2)
self.plot.closePlot()
module.stop() # Stopping WiFi Module
if self.useWmediumd:
WmediumdServerConn.disconnect()
WmediumdStarter.stop()
def topology():
"""Create a network. sta1 <--> sta2 <--> sta3"""
print "*** Network creation"
net = Mininet()
print "*** Creating nodes"
sta1 = net.addStation('sta1')
sta2 = net.addStation('sta2')
sta3 = net.addStation('sta3')
print "*** Configure wmediumd"
# This should be done right after the station has been initialized
sta1wlan0 = DynamicWmediumdIntfRef(sta1)
sta2wlan0 = DynamicWmediumdIntfRef(sta2)
sta3wlan0 = DynamicWmediumdIntfRef(sta3)
intfrefs = [sta1wlan0, sta2wlan0, sta3wlan0]
links = [
WmediumdERRPROBLink(sta1wlan0, sta2wlan0, 0.2),
WmediumdERRPROBLink(sta2wlan0, sta1wlan0, 0.2),
WmediumdERRPROBLink(sta2wlan0, sta3wlan0, 0.1),
WmediumdERRPROBLink(sta3wlan0, sta2wlan0, 0.1)
]
WmediumdStarter.initialize(intfrefs, links, use_errprob=True)
print "*** Configuring wifi nodes"
net.configureWifiNodes()
print "*** Start wmediumd"
WmediumdStarter.start()
print "*** Creating links"
net.addHoc(sta1, ssid='adNet')
net.addHoc(sta2, ssid='adNet')
net.addHoc(sta3, ssid='adNet')
print "*** Starting network"
net.start()
print "*** Running CLI"
CLI(net)
print "*** Stopping wmediumd"
WmediumdStarter.stop()
print "*** Stopping network"
net.stop()
def topology():
"""Create a network. sta1 <--> sta2 <--> sta3"""
print "*** Network creation"
net = Mininet()
print "*** Configure wmediumd"
sta1wlan0 = WmediumdIntfRef('sta1', 'sta1-wlan0', '02:00:00:00:00:00')
sta2wlan0 = WmediumdIntfRef('sta2', 'sta2-wlan0', '02:00:00:00:01:00')
sta3wlan0 = WmediumdIntfRef('sta3', 'sta3-wlan0', '02:00:00:00:02:00')
intfrefs = [sta1wlan0, sta2wlan0, sta3wlan0]
links = [
WmediumdSNRLink(sta1wlan0, sta2wlan0, 15),
WmediumdSNRLink(sta2wlan0, sta1wlan0, 15),
WmediumdSNRLink(sta2wlan0, sta3wlan0, 15),
WmediumdSNRLink(sta3wlan0, sta2wlan0, 15)
]
WmediumdStarter.initialize(intfrefs, links)
print "*** Creating nodes"
sta1 = net.addStation('sta1')
sta2 = net.addStation('sta2')
sta3 = net.addStation('sta3')
print "*** Configuring wifi nodes"
net.configureWifiNodes()
print "*** Start wmediumd"
WmediumdStarter.start()
print "*** Creating links"
net.addHoc(sta1, ssid='adNet')
net.addHoc(sta2, ssid='adNet')
net.addHoc(sta3, ssid='adNet')
print "*** Starting network"
net.start()
print "*** Running CLI"
CLI(net)
print "*** Stopping wmediumd"
WmediumdStarter.stop()
print "*** Stopping network"
net.stop()
def topology():
"""Create a network. sta1 <--> sta2 <--> sta3"""
print "*** Network creation"
net = Mininet()
print "*** Creating nodes"
sta1 = net.addStation('sta1', range=50, position='10,10,0')
sta2 = net.addStation('sta2', range=50, position='20,10,0')
sta3 = net.addStation('sta3', range=50, position='30,10,0')
print "*** Configure wmediumd"
# This should be done right after the station has been initialized
sta1.wmediumdIface = DynamicWmediumdIntfRef(sta1)
sta2.wmediumdIface = DynamicWmediumdIntfRef(sta2)
sta3.wmediumdIface = DynamicWmediumdIntfRef(sta3)
intfrefs = [sta1.wmediumdIface, sta2.wmediumdIface, sta3.wmediumdIface]
links = [
WmediumdSNRLink(sta1.wmediumdIface, sta2.wmediumdIface, 15),
WmediumdSNRLink(sta2.wmediumdIface, sta1.wmediumdIface, 15),
WmediumdSNRLink(sta2.wmediumdIface, sta3.wmediumdIface, 15),
WmediumdSNRLink(sta3.wmediumdIface, sta2.wmediumdIface, 15)
]
WmediumdStarter.initialize(intfrefs, links, with_server=True)
print "*** Configuring wifi nodes"
net.configureWifiNodes()
print "*** Start wmediumd"
WmediumdStarter.start()
print "*** Plotting graph ***"
net.plotGraph(max_x=200, max_y=200)
print "*** Enabling Mesh Routing ***"
net.meshRouting('custom')
print "*** Creating links"
net.addMesh(sta1, ssid='adNet')
net.addMesh(sta2, ssid='adNet')
net.addMesh(sta3, ssid='adNet')
print "*** Starting network"
net.start()
print "\n\n\n"
print "*** Pinging sta2"
sta1.cmdPrint('ping -c 1 10.0.0.2')
print "*** Update wmediumd"
WmediumdServerConn.connect()
# Required when the position of the nodes are previously defined. Useful to set channel params.
net.autoAssociation()
CLI(net)
print "*** Stopping network"
net.stop()
print "*** Stopping wmediumd"
WmediumdServerConn.disconnect()
WmediumdStarter.stop()
def kill_wmediumd(cls):
"Kill wmediumd"
info("\n*** Killing wmediumd")
WmediumdServerConn.disconnect()
WmediumdStarter.stop()
sleep(0.1)
def configureWmediumd(cls, mininet):
"""
Updates values for frequency and channel
"""
from mininet.node import Car
intfrefs = []
links = []
positions = []
txpowers = []
cars = []
cls.configureWiFiDirect = mininet.configureWiFiDirect
cls.configure4addr = mininet.configure4addr
cls.enable_error_prob = mininet.enable_error_prob
cls.enable_interference = mininet.enable_interference
cls.enable_spec_prob_link = mininet.enable_spec_prob_link
for node in mininet.stations:
if 'carsta' in node.params:
cars.append(node.params['carsta'])
nodes = mininet.stations + mininet.aps + cars
for node in nodes:
node.wmIface = []
if isinstance(node, Car):
wlans = 1
elif '_4addr' in node.params and node.params['_4addr'] == 'ap':
wlans = 1
else:
wlans = len(node.params['wlan'])
for wlan in range(0, wlans):
node.wmIface.append(wlan)
node.wmIface[wlan] = DynamicWmediumdIntfRef(node, intf=wlan)
intfrefs.append(node.wmIface[wlan])
if cls.enable_interference:
mode = WmediumdConstants.WMEDIUMD_MODE_INTERFERENCE
for node in nodes:
if 'position' not in node.params:
posX = 0
posY = 0
posZ = 0
else:
posX = node.params['position'][0]
posY = node.params['position'][1]
posZ = node.params['position'][2]
node.lastpos = [posX, posY, posZ]
if isinstance(node, Car):
wlans = 1
elif '_4addr' in node.params and node.params['_4addr'] == 'ap':
wlans = 1
else:
wlans = len(node.params['wlan'])
for wlan in range(0, wlans):
positions.append(
WmediumdPosition(node.wmIface[wlan],
[posX, posY, posZ]))
txpowers.append(
WmediumdTXPower(node.wmIface[wlan],
float(node.params['txpower'][wlan])))
elif cls.enable_spec_prob_link:
mode = WmediumdConstants.WMEDIUMD_MODE_SPECPROB
elif cls.enable_error_prob:
mode = WmediumdConstants.WMEDIUMD_MODE_ERRPROB
for node in cls.wlinks:
links.append(
WmediumdERRPROBLink(node[0].wmIface[0], node[1].wmIface[0],
node[2]))
links.append(
WmediumdERRPROBLink(node[1].wmIface[0], node[0].wmIface[0],
node[2]))
else:
mode = WmediumdConstants.WMEDIUMD_MODE_SNR
for node in cls.wlinks:
links.append(
WmediumdSNRLink(node[0].wmIface[0], node[1].wmIface[0],
node[0].params['rssi'][0] - (-91)))
links.append(
WmediumdSNRLink(node[1].wmIface[0], node[0].wmIface[0],
node[0].params['rssi'][0] - (-91)))
WmediumdStarter.initialize(intfrefs,
links,
mode=mode,
positions=positions,
enable_interference=cls.enable_interference,
auto_add_links=False,
txpowers=txpowers,
with_server=True)
WmediumdStarter.start(mininet, propagationModel)
def configureWmediumd(self, stations, accessPoints):
"""
Updates values for frequency and channel
:param stations: list of stations
:param accessPoints: list of access points
"""
intfrefs = []
links = []
positions = []
txpowers = []
cars = []
for node in stations:
if 'carsta' in node.params:
cars.append(node.params['carsta'])
nodes = stations + accessPoints + cars
for node in nodes:
node.wmIface = []
if node.type == 'vehicle':
wlans = 1
else:
wlans = len(node.params['wlan'])
for wlan in range(0, wlans):
node.wmIface.append(wlan)
node.wmIface[wlan] = DynamicWmediumdIntfRef(node, intf=wlan)
intfrefs.append(node.wmIface[wlan])
if self.enable_interference:
mode = WmediumdConstants.WMEDIUMD_MODE_INTERFERENCE
for node in nodes:
if 'position' not in node.params:
posX = 0
posY = 0
posZ = 0
else:
posX = node.params['position'][0]
posY = node.params['position'][1]
posZ = node.params['position'][2]
node.lastpos = [0, 0, 0]
if hasattr(node, 'type') and node.type == 'vehicle':
wlans = 1
else:
wlans = len(node.params['wlan'])
for wlan in range(0, wlans):
positions.append(
WmediumdPosition(node.wmIface[wlan],
[posX, posY, posZ]))
txpowers.append(
WmediumdTXPower(node.wmIface[wlan],
float(node.params['txpower'][wlan])))
elif self.enable_spec_prob_link:
mode = WmediumdConstants.WMEDIUMD_MODE_SPECPROB
elif self.enable_error_prob:
mode = WmediumdConstants.WMEDIUMD_MODE_ERRPROB
else:
mode = WmediumdConstants.WMEDIUMD_MODE_SNR
WmediumdStarter.initialize(intfrefs, links, mode=mode, positions=positions, enable_interference=self.enable_interference, \
auto_add_links=False, txpowers=txpowers, with_server=True)
WmediumdStarter.start()
def topology():
"""Create a network. sta1 <--> sta2 <--> sta3"""
print "*** Network creation"
net = Mininet()
print "*** Creating nodes"
sta1 = net.addStation('sta1', range=200)
sta2 = net.addStation('sta2', range=200)
sta3 = net.addStation('sta3', range=200)
print "*** Configure wmediumd"
# This should be done right after the station has been initialized
sta1.wmediumdIface = DynamicWmediumdIntfRef(sta1)
sta2.wmediumdIface = DynamicWmediumdIntfRef(sta2)
sta3.wmediumdIface = DynamicWmediumdIntfRef(sta3)
intfrefs = [sta1.wmediumdIface, sta2.wmediumdIface, sta3.wmediumdIface]
links = [
WmediumdSNRLink(sta1.wmediumdIface, sta2.wmediumdIface, 15),
WmediumdSNRLink(sta2.wmediumdIface, sta1.wmediumdIface, 15),
WmediumdSNRLink(sta2.wmediumdIface, sta3.wmediumdIface, 15),
WmediumdSNRLink(sta3.wmediumdIface, sta2.wmediumdIface, 15)]
WmediumdStarter.initialize(intfrefs, links, with_server=True)
print "*** Configuring wifi nodes"
net.configureWifiNodes()
print "*** Start wmediumd"
WmediumdStarter.start()
net.plotGraph(max_x=240, max_y=240)
net.meshRouting('custom')
net.seed(20)
print "*** Creating links"
net.addMesh(sta1, ssid='adNet')
net.addMesh(sta2, ssid='adNet')
net.addMesh(sta3, ssid='adNet')
print "*** Starting network"
net.start()
print "\n\n\n"
print "*** Pinging sta2"
sta1.cmdPrint('ping -c 1 10.0.0.2')
print "*** Setting up the mobility model"
net.startMobility(startTime=0, model='RandomDirection', max_x=220, max_y=220, min_v=0.1, max_v=0.2)
print "*** Update wmediumd"
WmediumdServerConn.connect()
CLI(net)
print "*** Stopping network"
net.stop()
print "*** Stopping wmediumd"
WmediumdServerConn.disconnect()
WmediumdStarter.stop()