mininet-sample/mpExperienceIperf.py
2020-07-13 09:54:40 +02:00

71 lines
2.1 KiB
Python

from core.experience import Experience, ExperienceParameter
import os
class ExperienceIperf(Experience):
IPERF_LOG = "iperf.log"
SERVER_LOG = "server.log"
IPERF_BIN = "iperf3"
PING_OUTPUT = "ping.log"
def __init__(self, xpParamFile, mpTopo, mpConfig):
Experience.__init__(self, xpParamFile, mpTopo, mpConfig)
self.loadParam()
self.ping()
Experience.classicRun(self)
def ping(self):
self.mpTopo.commandTo(self.mpConfig.client, "rm " + \
ExperienceIperf.PING_OUTPUT)
count = self.xpParam.getParam(ExperienceParameter.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 + \
" >> " + ExperienceIperf.PING_OUTPUT
print(s)
return s
def loadParam(self):
"""
todo : param LD_PRELOAD ??
"""
self.time = self.xpParam.getParam(ExperienceParameter.IPERFTIME)
self.parallel = self.xpParam.getParam(ExperienceParameter.IPERFPARALLEL)
def prepare(self):
Experience.prepare(self)
self.mpTopo.commandTo(self.mpConfig.client, "rm " +
ExperienceIperf.IPERF_LOG)
self.mpTopo.commandTo(self.mpConfig.server, "rm " +
ExperienceIperf.SERVER_LOG)
def getClientCmd(self):
s = ExperienceIperf.IPERF_BIN + " -c " + self.mpConfig.getServerIP() + \
" -t " + self.time + " -P " + self.parallel + " &>" + ExperienceIperf.IPERF_LOG
print(s)
return s
def getServerCmd(self):
s = "sudo " + ExperienceIperf.IPERF_BIN + " -s &>" + \
ExperienceIperf.SERVER_LOG + "&"
print(s)
return s
def clean(self):
Experience.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")