45 lines
1019 B
Python
45 lines
1019 B
Python
from mininet.topo import Topo
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from mininet.net import Mininet
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from mininet.link import TCLink
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from mininet.node import OVSBridge
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from mininet.cli import CLI
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from subprocess import Popen, PIPE
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class MpMininetBuilder(Topo):
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def __init__(self):
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Topo.__init__( self )
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self.net = None
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def commandTo(self, who, cmd):
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return who.cmd(cmd)
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def notNSCommand(self, cmd):
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p = Popen(cmd, shell=True, stdout=PIPE, stderr=PIPE)
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stdout, stderr = p.communicate()
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if stderr:
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return "Error"
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return stdout
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def startNetwork(self):
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self.net = Mininet(topo=self,link=TCLink,switch=OVSBridge)
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self.net.start()
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def getCLI(self):
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if self.net is None:
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print("Can not get the CLI")
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else:
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CLI(self.net)
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def getHost(self, who):
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if self.net is None:
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print("Network not available....")
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raise Exception("Network not ready");
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else:
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return self.net.getNodeByName(who)
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def stopNetwork(self):
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if self.net is None:
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print("Could not stop network... Nothing to stop)")
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else:
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self.net.stop()
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