Created
April 30, 2017 06:07
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| from mininet.log import setLogLevel, info | |
| from mininet.net import Mininet | |
| from mininet.cli import CLI | |
| from mininet.opennet import Pcap | |
| from mininet import ns3 | |
| import ns.wifi | |
| def mobile_ip_topo(): | |
| " Setting wired network " | |
| net = Mininet(controller = None) | |
| " Switches " | |
| s1 = net.addSwitch( 's1' ) | |
| s2 = net.addSwitch( 's2' ) | |
| s3 = net.addSwitch( 's3' ) | |
| " Hosts " | |
| router = net.addHost( 'router', ip='192.168.1.1/24' ) | |
| ha = net.addHost( 'ha', ip='192.168.1.2/24' ) | |
| mn = net.addHost( 'mn', ip='192.168.1.3/24' ) | |
| cn = net.addHost( 'cn', ip='192.168.3.2/24' ) | |
| " Links " | |
| net.addLink( s1, router ) | |
| net.addLink( s1, ha ) | |
| net.addLink( s2, router ) | |
| net.addLink( s3, router ) | |
| net.addLink( s3, cn ) | |
| " Setting mobility model " | |
| mobilityHelper = ns3.createMobilityHelper( "ns3::ConstantPositionMobilityModel" ) | |
| ns3.setMobilityModel( s1, mobilityHelper ) | |
| ns3.setMobilityModel( s2, mobilityHelper ) | |
| ns3.setMobilityModel( s3, mobilityHelper ) | |
| ns3.setMobilityModel( router, mobilityHelper ) | |
| ns3.setMobilityModel( ha, mobilityHelper ) | |
| ns3.setMobilityModel( mn, mobilityHelper ) | |
| ns3.setMobilityModel( cn, mobilityHelper ) | |
| " Setting position " | |
| ns3.setPosition( s1, -25.0, -25.0, 0.0 ) | |
| ns3.setPosition( s2, 150.0, -25.0, 0.0 ) | |
| ns3.setPosition( s3, 0.0, 25.0, 0.0 ) | |
| ns3.setPosition( router, 0.0, 0.0, 0.0 ) | |
| ns3.setPosition( ha, -25.0, -50.0, 0.0 ) | |
| ns3.setPosition( mn, -50.0, -50.0, 0.0 ) | |
| ns3.setPosition( cn, 25.0, 25.0, 0.0 ) | |
| " Setting wireless network " | |
| wifi = ns3.WifiSegment( standard=ns.wifi.WIFI_PHY_STANDARD_80211g ) | |
| wifi.addAp( node=s1, channelNumber=1 ) | |
| wifi.addAp( node=s2, channelNumber=1 ) | |
| wifi.addSta( node=mn, channelNumber=1 ) | |
| " Enable packet trace, pcap files can be find in /tmp/pcap " | |
| pcap = Pcap() | |
| pcap.enable() | |
| " Start the simulation " | |
| net.start() | |
| ns3.start() | |
| " Setting switches " | |
| s1.cmdPrint( 'ovs-vsctl set-fail-mode s1 standalone' ) | |
| s2.cmdPrint( 'ovs-vsctl set-fail-mode s2 standalone' ) | |
| s3.cmdPrint( 'ovs-vsctl set-fail-mode s3 standalone' ) | |
| " Setting router " | |
| router.cmdPrint( 'ip addr add dev router-eth1 192.168.2.1/24' ) | |
| router.cmdPrint( 'ip addr add dev router-eth2 192.168.3.1/24' ) | |
| router.cmdPrint( 'sysctl -w net.ipv4.ip_forward=1' ) | |
| " Setting route on hosts " | |
| ha.cmdPrint( 'ip route add default via 192.168.1.1' ) | |
| mn.cmdPrint( 'ip route add default via 192.168.1.1' ) | |
| cn.cmdPrint( 'ip route add default via 192.168.3.1' ) | |
| CLI( net ) | |
| ns3.stop() | |
| ns3.clear() | |
| net.stop() | |
| if __name__ == '__main__': | |
| setLogLevel( 'info' ) | |
| mobile_ip_topo() |
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