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https://github.com/opennetworkinglab/onos.git
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68 lines
2.2 KiB
Python
Executable File
68 lines
2.2 KiB
Python
Executable File
#!/usr/bin/env python
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from mininet.cli import CLI
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from mininet.node import Link, Host
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from mininet.net import Mininet
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from mininet.node import RemoteController
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from mininet.term import makeTerm
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from mininet.topo import Topo
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from functools import partial
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class VLANHost( Host ):
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"Host connected to VLAN interface"
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def config( self, vlan=100, **params ):
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"""Configure VLANHost according to (optional) parameters:
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vlan: VLAN ID for default interface"""
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r = super( VLANHost, self ).config( **params )
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intf = self.defaultIntf()
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# remove IP from default, "physical" interface
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self.cmd( 'ifconfig %s inet 0' % intf )
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# create VLAN interface
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self.cmd( 'vconfig add %s %d' % ( intf, vlan ) )
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# assign the host's IP to the VLAN interface
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self.cmd( 'ifconfig %s.%d inet %s' % ( intf, vlan, params['ip'] ) )
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# update the intf name and host's intf map
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newName = '%s.%d' % ( intf, vlan )
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# update the (Mininet) interface to refer to VLAN interface name
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intf.name = newName
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# add VLAN interface to host's name to intf map
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self.nameToIntf[ newName ] = intf
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return r
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class VplsTopo(Topo):
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''' VPLS demo Topology '''
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def __init__(self):
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Topo.__init__(self)
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s1 = self.addSwitch('s1')
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s2 = self.addSwitch('s2')
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s3 = self.addSwitch('s3')
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s4 = self.addSwitch('s4')
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v100h1 = self.addHost('v100h1', cls=VLANHost, vlan=100, mac='00:00:00:00:00:01')
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v200h1 = self.addHost('v200h1', cls=VLANHost, vlan=200, mac='00:00:00:00:00:02')
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v300h1 = self.addHost('v300h1', cls=VLANHost, vlan=300, mac='00:00:00:00:00:03')
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v400h1 = self.addHost('v400h1', cls=VLANHost, vlan=400, mac='00:00:00:00:00:04')
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self.addLink(s1, v100h1, port1=1, port2=0)
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self.addLink(s2, v200h1, port1=1, port2=0)
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self.addLink(s3, v300h1, port1=1, port2=0)
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self.addLink(s4, v400h1, port1=1, port2=0)
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self.addLink(s1, s4)
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self.addLink(s1, s2)
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self.addLink(s2, s4)
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self.addLink(s2, s3)
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self.addLink(s3, s4)
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topos = { 'vpls': ( lambda: VplsTopo() ) }
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if __name__ == '__main__':
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from onosnet import run
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run(VplsTopo())
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