def topology():
"""Create a network. sta1 <--> sta2 <--> sta3"""
print "*** Connect wmediumd manager"
WmediumdManager.connect()
print "*** Network creation"
net = Mininet()
print "*** Creating nodes"
sta1 = net.addStation('sta1')
sta2 = net.addStation('sta2')
sta3 = net.addStation('sta3')
print "*** Configuring wifi nodes"
net.configureWifiNodes()
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)
]
for intfref in intfrefs:
WmediumdManager.register_interface(intfref.get_intf_mac())
for link in links:
WmediumdManager.update_link_errprob(link)
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 "*** Disconnecting wmediumd manager"
WmediumdManager.disconnect()
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')
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 "*** 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 = [
WmediumdLink(sta1wlan0, sta2wlan0, 15),
WmediumdLink(sta2wlan0, sta1wlan0, 15),
WmediumdLink(sta2wlan0, sta3wlan0, 15),
WmediumdLink(sta3wlan0, sta2wlan0, 15)]
WmediumdConn.set_wmediumd_data(intfrefs, links)
WmediumdConn.connect_wmediumd_on_startup()
print "*** Configuring wifi nodes"
net.configureWifiNodes()
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"
WmediumdConn.disconnect_wmediumd()
print "*** Stopping network"
net.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 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 "*** Creating links"
net.addHoc(sta1, ssid='adNet')
net.addHoc(sta2, ssid='adNet')
net.addHoc(sta3, ssid='adNet')
print "*** Starting network"
net.start()
print "*** Configure wmediumd"
sta1wlan0 = DynamicWmediumdIntfRef(sta1, sta1.defaultIntf())
sta2wlan0 = DynamicWmediumdIntfRef(sta2, sta2.defaultIntf())
sta3wlan0 = DynamicWmediumdIntfRef(sta3, sta3.defaultIntf())
intfrefs = [sta1wlan0, sta2wlan0, sta3wlan0]
links = [
WmediumdLink(sta1wlan0, sta2wlan0, 15),
WmediumdLink(sta2wlan0, sta1wlan0, 15),
WmediumdLink(sta2wlan0, sta3wlan0, 15),
WmediumdLink(sta3wlan0, sta2wlan0, 15)]
WmediumdConn.set_wmediumd_data(intfrefs, links)
WmediumdConn.connect_wmediumd_after_startup()
print "*** Running CLI"
CLI(net)
print "*** Stopping wmediumd"
WmediumdConn.disconnect_wmediumd()
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 topology():
"Create a network."
net = Mininet(controller=Controller, link=TCLink, switch=OVSKernelSwitch)
print "*** Creating nodes"
car = []
stas = []
for x in range(0, 4):
car.append(x)
stas.append(x)
for x in range(0, 4):
car[x] = net.addCar('car%s' % (x), wlans=2, ip='10.0.0.%s/8' % (x + 1), \
mac='00:00:00:00:00:0%s' % x, mode='b', position='%d,%d,0' % ((150-(x*20)),(100-(x*20))) )
rs1 = net.addAccessPoint('rs1',
ssid='ssid1',
mode='g',
channel='1',
position='60,50,0')
rs2 = net.addAccessPoint('rs2',
ssid='ssid2',
mode='g',
channel='6',
position='160,100,0')
bs3 = net.addAccessPoint('bs3',
ssid='ssid3',
mode='g',
channel='6',
position='150,120,0',
range=70)
c1 = net.addController('c1', controller=Controller)
h1 = net.addHost('h1')
s10 = net.addSwitch('s10')
print "*** Configuring wifi nodes"
net.configureWifiNodes()
print "*** Creating links"
net.addLink(rs1, s10)
net.addLink(rs2, s10)
net.addLink(bs3, s10)
net.addLink(s10, h1)
net.addLink(bs3, car[0])
net.addLink(rs2, car[0])
net.addLink(rs1, car[3])
print "*** Starting network"
net.build()
c1.start()
rs1.start([c1])
rs2.start([c1])
bs3.start([c1])
s10.start([c1])
i = 201
for sw in net.vehicles:
sw.start([c1])
i = 1
j = 2
for c in car:
c.cmd('ifconfig %s-wlan0 192.168.0.%s/24 up' % (c, i))
c.cmd('ifconfig %s-eth0 192.168.1.%s/24 up' % (c, i))
c.cmd('ip route add 10.0.0.0/8 via 192.168.1.%s' % j)
i += 2
j += 2
i = 1
j = 2
for v in net.vehiclesSTA:
v.cmd('ifconfig %s-eth0 192.168.1.%s/24 up' % (v, j))
v.cmd('ifconfig %s-mp0 10.0.0.%s/24 up' % (v, i))
v.cmd('echo 1 > /proc/sys/net/ipv4/ip_forward')
i += 1
j += 2
for v1 in net.vehiclesSTA:
i = 1
j = 1
for v2 in net.vehiclesSTA:
if v1 != v2:
v1.cmd('route add -host 192.168.1.%s gw 10.0.0.%s' % (j, i))
i += 1
j += 2
h1.cmd('ifconfig h1-eth0 200.0.10.2')
net.vehiclesSTA[3].cmd('ifconfig car3STA-eth1 200.0.10.1')
net.vehiclesSTA[0].cmd('ip route add 200.0.10.0/24 via 10.0.0.4')
car[0].cmd('modprobe bonding mode=3')
car[0].cmd('ip link add bond0 type bond')
car[0].cmd('ip link set bond0 address 02:01:02:03:04:08')
car[0].cmd('ip link set car0-eth0 down')
car[0].cmd('ip link set car0-eth0 address 00:00:00:00:00:11')
car[0].cmd('ip link set car0-eth0 master bond0')
car[0].cmd('ip link set car0-wlan0 down')
car[0].cmd('ip link set car0-wlan0 address 00:00:00:00:00:15')
car[0].cmd('ip link set car0-wlan0 master bond0')
car[0].cmd('ip link set car0-wlan1 down')
car[0].cmd('ip link set car0-wlan1 address 00:00:00:00:00:13')
car[0].cmd('ip link set car0-wlan1 master bond0')
car[0].cmd('ip addr add 200.0.10.100/24 dev bond0')
car[0].cmd('ip link set bond0 up')
"""uncomment to plot graph"""
net.plotGraph(max_x=250, max_y=250)
mp1 = net.vehiclesSTA[0]
mp2 = net.vehiclesSTA[1]
mp3 = net.vehiclesSTA[2]
mp4 = net.vehiclesSTA[3]
print "*** Configure wmediumd"
sta1wlan0 = DynamicWmediumdIntfRef(mp1)
sta2wlan0 = DynamicWmediumdIntfRef(mp2)
sta3wlan0 = DynamicWmediumdIntfRef(mp3)
sta4wlan0 = DynamicWmediumdIntfRef(mp4)
intfrefs = [sta1wlan0, sta2wlan0, sta3wlan0, sta4wlan0]
links = [
WmediumdLink(sta1wlan0, sta2wlan0, 15),
WmediumdLink(sta2wlan0, sta1wlan0, 15),
WmediumdLink(sta2wlan0, sta3wlan0, 15),
WmediumdLink(sta3wlan0, sta2wlan0, 15),
WmediumdLink(sta3wlan0, sta4wlan0, 15),
WmediumdLink(sta4wlan0, sta3wlan0, 15)
]
WmediumdConn.set_wmediumd_data(intfrefs, links)
WmediumdConn.connect_wmediumd_after_startup()
print "*** Running CLI"
CLI(net)
print "*** Stopping wmediumd"
WmediumdConn.disconnect_wmediumd()
print "*** Stopping network"
net.stop()
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 = [
WmediumdLink(sta1wlan0, sta2wlan0, 15),
WmediumdLink(sta2wlan0, sta1wlan0, 15),
WmediumdLink(sta2wlan0, sta3wlan0, 15),
WmediumdLink(sta3wlan0, sta2wlan0, 15)
]
WmediumdConn.set_wmediumd_data(intfrefs, links, with_server=True)
WmediumdConn.connect_wmediumd_on_startup()
print "*** Configuring wifi nodes"
net.configureWifiNodes()
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()
WmediumdConn.disconnect_wmediumd()
