| #!/usr/bin/env python |
| |
| from mininet.topo import Topo |
| |
| class ObeliskTopo( Topo ): |
| def __init__( self ): |
| Topo.__init__( self ) |
| topSwitch = self.addSwitch('s1',dpid='1000'.zfill(16)) |
| leftTopSwitch = self.addSwitch('s2',dpid='2000'.zfill(16)) |
| rightTopSwitch = self.addSwitch('s5',dpid='5000'.zfill(16)) |
| leftBotSwitch = self.addSwitch('s3',dpid='3000'.zfill(16)) |
| rightBotSwitch = self.addSwitch('s6',dpid='6000'.zfill(16)) |
| midBotSwitch = self.addSwitch('s28',dpid='2800'.zfill(16)) |
| |
| topHost = self.addHost( 'h1' ) |
| leftTopHost = self.addHost('h2') |
| rightTopHost = self.addHost('h5') |
| leftBotHost = self.addHost('h3') |
| rightBotHost = self.addHost('h6') |
| midBotHost = self.addHost('h28') |
| self.addLink(topSwitch,topHost) |
| self.addLink(leftTopSwitch,leftTopHost) |
| self.addLink(rightTopSwitch,rightTopHost) |
| self.addLink(leftBotSwitch,leftBotHost) |
| self.addLink(rightBotSwitch,rightBotHost) |
| self.addLink(midBotSwitch,midBotHost) |
| self.addLink(leftTopSwitch,rightTopSwitch) |
| self.addLink(topSwitch,leftTopSwitch) |
| self.addLink(topSwitch,rightTopSwitch) |
| self.addLink(leftTopSwitch,leftBotSwitch) |
| self.addLink(rightTopSwitch,rightBotSwitch) |
| self.addLink(leftBotSwitch,midBotSwitch) |
| self.addLink(midBotSwitch,rightBotSwitch) |
| |
| agg1Switch = self.addSwitch('s4',dpid = '3004'.zfill(16)) |
| agg2Switch = self.addSwitch('s7',dpid = '6007'.zfill(16)) |
| agg1Host = self.addHost('h4') |
| agg2Host = self.addHost('h7') |
| self.addLink(agg1Switch,agg1Host) |
| self.addLink(agg2Switch,agg2Host) |
| self.addLink(agg1Switch, leftBotSwitch) |
| self.addLink(agg2Switch, rightBotSwitch) |
| |
| for i in range(10): |
| num = str(i+8) |
| switch = self.addSwitch('s'+num,dpid = ('30'+num.zfill(2)).zfill(16)) |
| host = self.addHost('h'+num) |
| self.addLink(switch, host) |
| self.addLink(switch, agg1Switch) |
| |
| for i in range(10): |
| num = str(i+18) |
| switch = self.addSwitch('s'+num,dpid = ('60'+num.zfill(2)).zfill(16)) |
| host = self.addHost('h'+num) |
| self.addLink(switch, host) |
| self.addLink(switch, agg2Switch) |
| |
| topos = { 'obelisk': (lambda: ObeliskTopo() ) } |
| |
| def run(): |
| topo = ObeliskTopo() |
| net = Mininet( topo=topo, controller=RemoteController, autoSetMacs=True ) |
| net.start() |
| CLI( net ) |
| net.stop() |
| |
| if __name__ == '__main__': |
| setLogLevel( 'info' ) |
| run() |
| |