mininet-sample/src/mpExperienceNetperf.py

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2015-12-02 09:22:57 +00:00
from mpExperience import MpExperience
from mpParamXp import MpParamXp
from mpPvAt import MpPvAt
import os
class MpExperienceNetperf(MpExperience):
NETPERF_LOG = "netperf.log"
NETSERVER_LOG = "netserver.log"
NETPERF_BIN = "netperf"
NETSERVER_BIN = "netserver"
PING_OUTPUT = "ping.log"
def __init__(self, xpParamFile, mpTopo, mpConfig):
MpExperience.__init__(self, xpParamFile, mpTopo, mpConfig)
self.loadParam()
self.ping()
MpExperience.classicRun(self)
def ping(self):
self.mpTopo.commandTo(self.mpConfig.client, "rm " + \
MpExperienceNetperf.PING_OUTPUT)
count = self.xpParam.getParam(MpParamXp.PINGCOUNT)
for i in range(0, self.mpConfig.getClientInterfaceCount()):
cmd = self.pingCommand(self.mpConfig.getClientIP(i),
self.mpConfig.getServerIP(), n = count)
self.mpTopo.commandTo(self.mpConfig.client, cmd)
def pingCommand(self, fromIP, toIP, n=5):
s = "ping -c " + str(n) + " -I " + fromIP + " " + toIP + \
" >> " + MpExperienceNetperf.PING_OUTPUT
print(s)
return s
def loadParam(self):
"""
todo : param LD_PRELOAD ??
"""
self.testlen = self.xpParam.getParam(MpParamXp.NETPERFTESTLEN)
self.testname = self.xpParam.getParam(MpParamXp.NETPERFTESTNAME)
self.reqres_size = self.XpParam.getParam(MpParamXp.NETPERFREQRESSIZE)
def prepare(self):
MpExperience.prepare(self)
self.mpTopo.commandTo(self.mpConfig.client, "rm " +
MpExperienceNetperf.NETPERF_LOG)
self.mpTopo.commandTo(self.mpConfig.server, "rm " +
MpExperienceNetperf.NETSERVER_LOG)
def getClientCmd(self):
s = MpExperienceNetperf.NETPERF_BIN + " -H " + self.mpConfig.getServerIP() + \
" -l " + self.testlen + " -t " + self.testname + " -r " + self.reqres_size
print(s)
return s
def getServerCmd(self):
s = "sudo " + MpExperienceNetperf.NETSERVER_BIN
print(s)
return s
def clean(self):
MpExperience.clean(self)
#todo use cst
#self.mpTopo.commandTo(self.mpConfig.server, "killall netcat")
def run(self):
cmd = self.getServerCmd()
self.mpTopo.commandTo(self.mpConfig.server, cmd)
self.mpTopo.commandTo(self.mpConfig.client, "sleep 2")
cmd = self.getClientCmd()
self.mpTopo.commandTo(self.mpConfig.client, cmd)
self.mpTopo.commandTo(self.mpConfig.client, "sleep 2")