from mininet.node import Controller, OVSSwitch, OVSKernelSwitch, Switch, Docker, Host, RemoteController
from mininet.cli import CLI
from mininet.log import setLogLevel, info, debug
-from mininet.link import TCLink, Link
+from mininet.link import TCLink
import networkx as nx
from emuvim.dcemulator.monitoring import DCNetworkMonitor
node2 = node2.switch
# try to give containers a default IP
if isinstance( node1, Docker ):
- if not "params1" in params:
+ if "params1" not in params:
params["params1"] = {}
- if not "ip" in params["params1"]:
+ if "ip" not in params["params1"]:
params["params1"]["ip"] = self.getNextIp()
if isinstance( node2, Docker ):
- if not "params2" in params:
+ if "params2" not in params:
params["params2"] = {}
- if not "ip" in params["params2"]:
+ if "ip" not in params["params2"]:
params["params2"]["ip"] = self.getNextIp()
+ # ensure that we allow TCLinks between data centers
+ # TODO this is not optimal, we use cls=Link for containers and TCLink for data centers
+ # see Dockernet issue: https://github.com/mpeuster/dockernet/issues/3
+ if "cls" not in params:
+ params["cls"] = TCLink
- link = Dockernet.addLink(self, node1, node2, **params) # TODO we need TCLinks with user defined performance here
+ link = Dockernet.addLink(self, node1, node2, **params)
# add edge and assigned port number to graph in both directions between node1 and node2
self.DCNetwork_graph.add_edge(node1.name, node2.name, \