abilene_topo.py

from mininet.topo import Topo
from mininet.log import setLogLevel
from mininet.cli import CLI
from mininet.net import Mininet
from mininet.node import OVSSwitch, OVSKernelSwitch, RemoteController
from mininet.nodelib import LinuxBridge
from traffic import TrafficGenerator
from capture import TrafficCapture
from random import randint

switches = []
hosts = []


class AbileneTopo(Topo):
    def __init__(self, **opts):
        Topo.__init__(self, **opts)

        for s in range(5):
            switches.append(self.addSwitch('s%s' % (s + 1)))

        for h in range(10):
            hosts.append(self.addHost('h%s' % (h + 1)))

        for s in range(5):
            self.addLink(switches[s], switches[(s + 1) % 5])

        # self.addLink(switches[1], switches[10])
        # self.addLink(switches[3], switches[9])
        # self.addLink(switches[4], switches[8])

        hi = 0
        si = 0
        while hi < 10 and si < 5:
            self.addLink(hosts[hi], switches[si])
            hi += 1
            self.addLink(hosts[hi], switches[si])
            hi += 1
            si += 1


if __name__ == '__main__':
    # c0 = RemoteController('c0', port = 6633)
    # c1 = RemoteController('c1', port = 6634)
    # c2 = RemoteController('c2', port = 6635)

    # cmap = {'s1' : c0, 's2' : c0, 's3' : c1, 's4' : c1, 's5' : c2, 's6' : c2, 's7' : c2, 's8' : c2, 's9' : c2,
    # 's10' : c1, 's11' : c0}

    # class MultiSwitch(OVSSwitch):
    # 	def start(self, controllers):
    #  		return OVSSwitch.start(self, [cmap[self.name]])

    setLogLevel('info')
    topo = AbileneTopo()
    net = Mininet(topo=topo, controller=None, autoStaticArp=True, autoSetMacs=True)
    trafficGen = TrafficGenerator(net)
    trafficCap = TrafficCapture(net)
    c0 = net.addController(name='controller0', switch=LinuxBridge, controller=RemoteController, ip='127.0.0.1', port=6633)
    net.start()
    CLI(net)
    net.stop()