emuvim/example_topology.py

   1 """
   2 This is an example topology for the distributed cloud emulator (dcemulator).
   3 (c) 2015 by Manuel Peuster <manuel.peuster@upb.de>
   4
   5 The original Mininet API has to be completely hidden and not be used by this
   6 script.
   7 """
   8 import logging
   9 from dcemulator.net import DCNetwork
  10
  11 logging.basicConfig(level=logging.DEBUG)
  12
  13
  14 def create_topology1():
  15     # initialize network
  16     net = DCNetwork()
  17
  18     # add data centers
  19     dc1 = net.addDatacenter("dc1")
  20     dc2 = net.addDatacenter("dc2")
  21     dc3 = net.addDatacenter("dc3")
  22     dc4 = net.addDatacenter("dc4")
  23     # add additional SDN switches to our topology
  24     s1 = net.addSwitch("s1")
  25     # add links between data centers
  26     net.addLink(dc1, dc2)
  27     net.addLink("dc1", s1)
  28     net.addLink(s1, "dc3")
  29     net.addLink(s1, dc4)
  30     # start network
  31     net.start()
  32     net.CLI()  # TODO remove this when we integrate APIs?
  33     net.stop()  # TODO remove this when we integrate APIs?
  34     # start APIs (to access emulated cloud data centers)
  35     pass  # TODO: how to reflect one API endpoint per DC?
  36
  37
  38 def main():
  39     create_topology1()
  40
  41
  42 if __name__ == '__main__':
  43     main()