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tcp_40h.py
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#!/usr/bin/env python
import socket
from mininet.net import Mininet
from mininet.node import Controller, RemoteController, OVSKernelSwitch, Host
from mininet.cli import CLI
from mininet.log import setLogLevel, info
from mininet.link import TCLink
from mininet.log import setLogLevel
import sys
def get_current_ip():
return socket.gethostbyname(socket.gethostname())
def myNetwork():
net = Mininet(topo=None, build=False, ipBase='10.0.0.0/8')
info('*** Adding controller\n')
c0 = net.addController(name='c0',
controller=RemoteController,
ip=get_current_ip(),
protocol='tcp',
port=6633)
info('*** Add switches\n')
s1 = net.addSwitch('s1', cls=OVSKernelSwitch)
s2 = net.addSwitch('s2', cls=OVSKernelSwitch)
info('*** Add hosts\n')
h1 = net.addHost('h1', cls=Host, ip='10.0.0.1', defaultRoute=None)
h2 = net.addHost('h2', cls=Host, ip='10.0.0.2', defaultRoute=None)
h3 = net.addHost('h3', cls=Host, ip='10.0.0.3', defaultRoute=None)
h4 = net.addHost('h4', cls=Host, ip='10.0.0.4', defaultRoute=None)
h5 = net.addHost('h5', cls=Host, ip='10.0.0.5', defaultRoute=None)
h6 = net.addHost('h6', cls=Host, ip='10.0.0.6', defaultRoute=None)
h7 = net.addHost('h7', cls=Host, ip='10.0.0.7', defaultRoute=None)
h8 = net.addHost('h8', cls=Host, ip='10.0.0.8', defaultRoute=None)
h9 = net.addHost('h9', cls=Host, ip='10.0.0.9', defaultRoute=None)
h10 = net.addHost('h10', cls=Host, ip='10.0.0.10', defaultRoute=None)
h11 = net.addHost('h11', cls=Host, ip='10.0.0.11', defaultRoute=None)
h12 = net.addHost('h12', cls=Host, ip='10.0.0.12', defaultRoute=None)
h13 = net.addHost('h13', cls=Host, ip='10.0.0.13', defaultRoute=None)
h14 = net.addHost('h14', cls=Host, ip='10.0.0.14', defaultRoute=None)
h15 = net.addHost('h15', cls=Host, ip='10.0.0.15', defaultRoute=None)
h16 = net.addHost('h16', cls=Host, ip='10.0.0.16', defaultRoute=None)
h17 = net.addHost('h17', cls=Host, ip='10.0.0.17', defaultRoute=None)
h18 = net.addHost('h18', cls=Host, ip='10.0.0.18', defaultRoute=None)
h19 = net.addHost('h19', cls=Host, ip='10.0.0.19', defaultRoute=None)
h20 = net.addHost('h20', cls=Host, ip='10.0.0.20', defaultRoute=None)
h21 = net.addHost('h21', cls=Host, ip='10.0.0.21', defaultRoute=None)
h22 = net.addHost('h22', cls=Host, ip='10.0.0.22', defaultRoute=None)
h23 = net.addHost('h23', cls=Host, ip='10.0.0.23', defaultRoute=None)
h24 = net.addHost('h24', cls=Host, ip='10.0.0.24', defaultRoute=None)
h25 = net.addHost('h25', cls=Host, ip='10.0.0.25', defaultRoute=None)
h26 = net.addHost('h26', cls=Host, ip='10.0.0.26', defaultRoute=None)
h27 = net.addHost('h27', cls=Host, ip='10.0.0.27', defaultRoute=None)
h28 = net.addHost('h28', cls=Host, ip='10.0.0.28', defaultRoute=None)
h29 = net.addHost('h29', cls=Host, ip='10.0.0.29', defaultRoute=None)
h30 = net.addHost('h30', cls=Host, ip='10.0.0.30', defaultRoute=None)
h31 = net.addHost('h31', cls=Host, ip='10.0.0.31', defaultRoute=None)
h32 = net.addHost('h32', cls=Host, ip='10.0.0.32', defaultRoute=None)
h33 = net.addHost('h33', cls=Host, ip='10.0.0.33', defaultRoute=None)
h34 = net.addHost('h34', cls=Host, ip='10.0.0.34', defaultRoute=None)
h35 = net.addHost('h35', cls=Host, ip='10.0.0.35', defaultRoute=None)
h36 = net.addHost('h36', cls=Host, ip='10.0.0.36', defaultRoute=None)
h37 = net.addHost('h37', cls=Host, ip='10.0.0.37', defaultRoute=None)
h38 = net.addHost('h38', cls=Host, ip='10.0.0.38', defaultRoute=None)
h39 = net.addHost('h39', cls=Host, ip='10.0.0.39', defaultRoute=None)
h40 = net.addHost('h40', cls=Host, ip='10.0.0.40', defaultRoute=None)
h41 = net.addHost('h41', cls=Host, ip='10.0.0.41', defaultRoute=None)
h42 = net.addHost('h42', cls=Host, ip='10.0.0.42', defaultRoute=None)
h43 = net.addHost('h43', cls=Host, ip='10.0.0.43', defaultRoute=None)
info('*** Add links\n')
net.addLink(s1, s2)
# Limiting the bandwidth to 10Mbps
net.addLink(h1, s1, cls=TCLink, bw=10)
net.addLink(s1, h3)
net.addLink(s2, h4)
net.addLink(s2, h2)
net.addLink(s2, h5)
net.addLink(s2, h6)
net.addLink(s2, h7)
net.addLink(s2, h8)
net.addLink(s2, h9)
net.addLink(s2, h10)
net.addLink(s2, h11)
net.addLink(s2, h12)
net.addLink(s2, h13)
net.addLink(s2, h14)
net.addLink(s2, h15)
net.addLink(s2, h16)
net.addLink(s2, h17)
net.addLink(s2, h18)
net.addLink(s2, h19)
net.addLink(s2, h20)
net.addLink(s2, h21)
net.addLink(s2, h22)
net.addLink(s2, h23)
net.addLink(s2, h24)
net.addLink(s2, h25)
net.addLink(s2, h26)
net.addLink(s2, h27)
net.addLink(s2, h28)
net.addLink(s2, h29)
net.addLink(s2, h30)
net.addLink(s2, h31)
net.addLink(s2, h32)
net.addLink(s2, h33)
net.addLink(s2, h34)
net.addLink(s2, h35)
net.addLink(s2, h36)
net.addLink(s2, h37)
net.addLink(s2, h38)
net.addLink(s2, h39)
net.addLink(s2, h40)
net.addLink(s2, h41)
net.addLink(s2, h42)
net.addLink(s2, h43)
info('*** Starting network\n')
net.build()
info('*** Starting controllers\n')
for controller in net.controllers:
controller.start()
info('*** Starting switches\n')
net.get('s1').start([c0])
net.get('s2').start([c0])
info('*** Post configure switches and hosts\n')
myScript = "tcp_test_tasks_40h.sh"
CLI(net, script=myScript)
net.stop()
if __name__ == '__main__':
setLogLevel('info')
myNetwork()