56 lines
2.3 KiB
Python
56 lines
2.3 KiB
Python
from core.topo import Topo
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class MpTwoInterfaceCongestionTopo(Topo):
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def __init__(self, topoBuilder, parameterFile):
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super(MpTwoInterfaceCongestionTopo, self).__init__(topoBuilder, parameterFile)
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print("Hello from topo two ifs cong")
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print("Expected topo:")
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print("c1----link0--------------|")
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print("|-------------r1--link1--r2-----s1")
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print(" | |------s2")
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print("c2----link2----")
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self.client = self.addHost(Topo.clientName)
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self.clientCong = self.addHost(Topo.clientName + "Cong")
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self.server = self.addHost(Topo.serverName)
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self.serverCong = self.addHost(Topo.serverName + "Cong")
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self.router = self.addHost(Topo.routerName)
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self.routerCong = self.addHost(Topo.routerName + "Cong")
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self.switch = []
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# Link between c1 and r2
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self.switch.append(self.addOneSwitchPerLink(self.topoParam.linkCharacteristics[0]))
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self.addLink(self.client, self.switch[-1])
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self.addLink(self.switch[-1], self.router, **self.topoParam.linkCharacteristics[0].asDict())
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# Link between c1 and r1
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self.addLink(self.client, self.routerCong)
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# Link between c2 and r1
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self.switch.append(self.addOneSwitchPerLink(self.topoParam.linkCharacteristics[2]))
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self.addLink(self.clientCong, self.switch[-1])
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self.addLink(self.switch[-1], self.routerCong, **self.topoParam.linkCharacteristics[2].asDict())
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# Link between r1 and r2
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self.switch.append(self.addOneSwitchPerLink(self.topoParam.linkCharacteristics[1]))
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self.addLink(self.routerCong, self.switch[-1])
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self.addLink(self.switch[-1], self.router, **self.topoParam.linkCharacteristics[1].asDict())
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# Link between r2 and s1
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self.addLink(self.router, self.server)
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# Link between r2 and s2
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self.addLink(self.router, self.serverCong)
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def __str__(self):
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s = "Hello from topo two ifs cong \n"
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s = s + "c1----link0--------------| \n"
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s = s + "|-------------r1--link1--r2-----s1 \n"
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s = s + " | |------s2 \n"
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s = s + "c2----link2---- \n"
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return s
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def addOneSwitchPerLink(self, link):
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return self.addSwitch(Topo.switchNamePrefix + str(link.id))
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