| #!/usr/bin/python |
| |
| """ |
| Custom topology for Mininet |
| """ |
| from mininet.topo import Topo |
| from mininet.net import Mininet |
| from mininet.node import Host, RemoteController |
| from mininet.node import Node |
| from mininet.node import CPULimitedHost |
| from mininet.link import TCLink |
| from mininet.cli import CLI |
| from mininet.log import setLogLevel |
| from mininet.util import dumpNodeConnections |
| from mininet.node import ( UserSwitch, OVSSwitch, IVSSwitch ) |
| |
| class VLANHost( Host ): |
| def config( self, vlan=100, **params ): |
| r = super( Host, self ).config( **params ) |
| intf = self.defaultIntf() |
| self.cmd( 'ifconfig %s inet 0' % intf ) |
| self.cmd( 'vconfig add %s %d' % ( intf, vlan ) ) |
| self.cmd( 'ifconfig %s.%d inet %s' % ( intf, vlan, params['ip'] ) ) |
| newName = '%s.%d' % ( intf, vlan ) |
| intf.name = newName |
| self.nameToIntf[ newName ] = intf |
| return r |
| |
| class IPv6Host( Host ): |
| def config( self, v6Addr='1000:1/64', **params ): |
| r = super( Host, self ).config( **params ) |
| intf = self.defaultIntf() |
| self.cmd( 'ifconfig %s inet 0' % intf ) |
| self.cmd( 'ip -6 addr add %s dev %s' % ( v6Addr, intf ) ) |
| return r |
| |
| class dualStackHost( Host ): |
| def config( self, v6Addr='2000:1/64', **params ): |
| r = super( Host, self ).config( **params ) |
| intf = self.defaultIntf() |
| self.cmd( 'ip -6 addr add %s dev %s' % ( v6Addr, intf ) ) |
| return r |
| |
| class MyTopo( Topo ): |
| |
| def __init__( self ): |
| # Initialize topology |
| Topo.__init__( self ) |
| |
| # Switch S5 Hosts |
| host1=self.addHost( 'h1', ip='10.1.0.2/24' ) |
| host2=self.addHost( 'h2', cls=IPv6Host, v6Addr='1000::2/64' ) |
| host3=self.addHost( 'h3', ip='10.1.0.3/24', cls=dualStackHost, v6Addr='2000::2/64' ) |
| #VLAN hosts |
| host4=self.addHost( 'h4', ip='100.1.0.2/24', cls=VLANHost, vlan=100 ) |
| host5=self.addHost( 'h5', ip='200.1.0.2/24', cls=VLANHost, vlan=200 ) |
| #VPN-1 and VPN-2 Hosts |
| host6=self.addHost( 'h6', ip='11.1.0.2/24' ) |
| host7=self.addHost( 'h7', ip='12.1.0.2/24' ) |
| #Multicast Sender |
| host8=self.addHost( 'h8', ip='10.1.0.4/24' ) |
| |
| # Switch S6 Hosts |
| host9=self.addHost( 'h9', ip='10.1.0.5/24' ) |
| host10=self.addHost( 'h10', cls=IPv6Host, v6Addr='1000::3/64' ) |
| host11=self.addHost( 'h11', ip='10.1.0.6/24', cls=dualStackHost, v6Addr='2000::3/64' ) |
| #VLAN hosts |
| host12=self.addHost( 'h12', ip='100.1.0.3/24', cls=VLANHost, vlan=100 ) |
| host13=self.addHost( 'h13', ip='200.1.0.3/24', cls=VLANHost, vlan=200 ) |
| #VPN-1 and VPN-2 Hosts |
| host14=self.addHost( 'h14', ip='11.1.0.3/24' ) |
| host15=self.addHost( 'h15', ip='12.1.0.3/24' ) |
| #Multicast Receiver |
| host16=self.addHost( 'h16', ip='10.1.0.7/24' ) |
| |
| # Switch S7 Hosts |
| host17=self.addHost( 'h17', ip='10.1.0.8/24' ) |
| host18=self.addHost( 'h18', cls=IPv6Host, v6Addr='1000::4/64' ) |
| host19=self.addHost( 'h19', ip='10.1.0.9/24', cls=dualStackHost, v6Addr='2000::4/64' ) |
| #VLAN hosts |
| host20=self.addHost( 'h20', ip='100.1.0.4/24', cls=VLANHost, vlan=100 ) |
| host21=self.addHost( 'h21', ip='200.1.0.4/24', cls=VLANHost, vlan=200 ) |
| #VPN-1 and VPN-2 Hosts |
| host22=self.addHost( 'h22', ip='11.1.0.4/24' ) |
| host23=self.addHost( 'h23', ip='12.1.0.4/24' ) |
| #Multicast Receiver |
| host24=self.addHost( 'h24', ip='10.1.0.10/24' ) |
| |
| s1 = self.addSwitch( 's1' ) |
| s2 = self.addSwitch( 's2' ) |
| s3 = self.addSwitch( 's3' ) |
| s4 = self.addSwitch( 's4' ) |
| s5 = self.addSwitch( 's5' ) |
| s6 = self.addSwitch( 's6' ) |
| s7 = self.addSwitch( 's7' ) |
| |
| self.addLink(s5,host1) |
| self.addLink(s5,host2) |
| self.addLink(s5,host3) |
| self.addLink(s5,host4) |
| self.addLink(s5,host5) |
| self.addLink(s5,host6) |
| self.addLink(s5,host7) |
| self.addLink(s5,host8) |
| |
| self.addLink(s6,host9) |
| self.addLink(s6,host10) |
| self.addLink(s6,host11) |
| self.addLink(s6,host12) |
| self.addLink(s6,host13) |
| self.addLink(s6,host14) |
| self.addLink(s6,host15) |
| self.addLink(s6,host16) |
| |
| self.addLink(s7,host17) |
| self.addLink(s7,host18) |
| self.addLink(s7,host19) |
| self.addLink(s7,host20) |
| self.addLink(s7,host21) |
| self.addLink(s7,host22) |
| self.addLink(s7,host23) |
| self.addLink(s7,host24) |
| |
| self.addLink(s1,s2) |
| self.addLink(s1,s3) |
| self.addLink(s1,s4) |
| self.addLink(s1,s5) |
| |
| self.addLink(s2,s3) |
| self.addLink(s2,s5) |
| self.addLink(s2,s6) |
| |
| self.addLink(s3,s4) |
| self.addLink(s3,s6) |
| |
| self.addLink(s4,s7) |
| topos = { 'mytopo': ( lambda: MyTopo() ) } |
| |
| # HERE THE CODE DEFINITION OF THE TOPOLOGY ENDS |
| |
| def setupNetwork(): |
| "Create network" |
| topo = MyTopo() |
| network = Mininet(topo=topo, autoSetMacs=True, controller=None) |
| network.start() |
| CLI( network ) |
| network.stop() |
| |
| if __name__ == '__main__': |
| setLogLevel('info') |
| #setLogLevel('debug') |
| setupNetwork() |