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 from api.zerorpcapi import ZeroRpcApiEndpoint
  11
  12 logging.basicConfig(level=logging.DEBUG)
  13
  14
  15 def create_topology1():
  16     # TODO add long comments to this example to show people how to use this
  17     # initialize network
  18     net = DCNetwork()
  19
  20     # add data centers
  21     dc1 = net.addDatacenter("dc1")
  22     dc2 = net.addDatacenter("dc2")
  23     dc3 = net.addDatacenter("dc3")
  24     dc4 = net.addDatacenter("dc4")
  25     # add additional SDN switches to our topology
  26     s1 = net.addSwitch("s1")
  27     # add links between data centers
  28     net.addLink(dc1, dc2)
  29     net.addLink("dc1", s1)
  30     net.addLink(s1, "dc3")
  31     net.addLink(s1, dc4)
  32
  33     # create and start APIs (to access emulated cloud data centers)
  34     zapi1 = ZeroRpcApiEndpoint("0.0.0.0", 4242)
  35     zapi1.connectDatacenter(dc1)
  36     zapi1.connectDatacenter(dc2)
  37     zapi1.start()
  38     # lets also create a second API endpoint on another port to
  39     # demonstrate hat you can have one endpoint for each of
  40     # your data centers
  41     zapi2 = ZeroRpcApiEndpoint("0.0.0.0", 4343)
  42     zapi2.connectDatacenter(dc3)
  43     zapi2.connectDatacenter(dc4)
  44     zapi2.start()
  45
  46     # start network
  47     net.start()
  48     net.CLI()  # TODO remove this when we integrate APIs?
  49     net.stop()  # TODO remove this when we integrate APIs?
  50
  51
  52 def main():
  53     create_topology1()
  54
  55
  56 if __name__ == '__main__':
  57     main()