97 lines
3.3 KiB
Python
97 lines
3.3 KiB
Python
from core.experiment import Experiment, ExperimentParameter
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"""
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Should be the mother of ExperimentNCPV, shame on me, should rewrite
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ExperimentNCPV as daughter class of this one.
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"""
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class NCParameter(ExperimentParameter):
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DD_IBS = "ddIBS"
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DD_OBS = "ddIBS"
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DD_COUNT = "ddCount"
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SERVER_PORT = "ncServerPort"
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CLIENT_PORT = "ncClientPort"
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def __init__(self, experiment_parameter_filename):
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super(NCParameter, self).__init__(experiment_parameter_filename)
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self.default_parameters.update({
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NCParameter.DD_IBS: "1k",
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NCParameter.DD_OBS: "1k",
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NCParameter.DD_COUNT: "5000", #5k * 1k = 5m
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NCParameter.SERVER_PORT: "33666",
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NCParameter.CLIENT_PORT: "33555",
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})
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class NC(Experiment):
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NAME = "nc"
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PARAMETER_CLASS = NCParameter
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SERVER_NC_LOG = "netcat_server"
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CLIENT_NC_LOG = "netcat_client"
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NC_BIN = "netcat"
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def __init__(self, experiment_parameter_filename, topo, topo_config):
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super(NC, self).__init__(experiment_parameter_filename, topo, topo_config)
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self.load_parameters()
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def load_parameters(self):
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self.ddibs = self.experiment_parameter.get(NCParameter.DD_IBS)
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self.ddobs = self.experiment_parameter.get(NCParameter.DD_OBS)
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self.ddcount = self.experiment_parameter.get(NCParameter.DD_COUNT)
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self.ncServerPort = self.experiment_parameter.get(NCParameter.SERVER_PORT)
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self.ncClientPort = []
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for k in sorted(self.experiment_parameter.paramDic):
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if k.startswith(NCParameter.CLIENT_PORT):
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port = self.experiment_parameter.paramDic[k]
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self.ncClientPort.append(port)
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if len(self.ncClientPort) == 0:
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d = self.experiment_parameter.get(NCParameter.CLIENT_PORT)
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self.ncClientPort.append(d)
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def prepare(self):
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super(NC, self).prepare()
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self.topo.command_to(self.topo_config.client, "rm " + \
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NC.CLIENT_NC_LOG )
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self.topo.command_to(self.topo_config.server, "rm " + \
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NC.SERVER_NC_LOG )
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def getNCServerCmd(self, id):
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s = "dd if=/dev/urandom ibs=" + self.ddibs + \
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" obs=" + self.ddobs + \
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" count=" + self.ddcount + \
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" | " + \
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NC.NC_BIN + \
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" -l " + self.ncServerPort + \
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" &>" + NC.SERVER_NC_LOG + \
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"_" + str(id) + ".log"
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print(s)
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return s
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def getNCClientCmd(self, id):
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s = NC.NC_BIN + " " + \
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" -p " + self.ncClientPort[id] + " " + \
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self.topo_config.getServerIP() + " " + \
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self.ncServerPort + " " + \
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"&>" + NC.CLIENT_NC_LOG + \
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"_" + str(id) + ".log"
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print(s)
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return s
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def clean(self):
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super(NC, self).clean()
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self.topo.command_to(self.topo_config.server, "killall netcat")
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def run(self):
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for i in range(0, len(self.ncClientPort)):
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cmd = self.getNCServerCmd(i)
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self.topo_config.server.sendCmd(cmd)
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cmd = self.getNCClientCmd(i)
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self.topo.command_to(self.topo_config.client, cmd)
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self.topo_config.server.waitOutput()
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self.topo.command_to(self.topo_config.client, "sleep 1")
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