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