Adapt the flow-monitor module to the new module tree layout spec.
This commit is contained in:
Gustavo J. A. M. Carneiro
@@ -1,143 +0,0 @@
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from __future__ import division
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import sys
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import os
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try:
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from xml.etree import cElementTree as ElementTree
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except ImportError:
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from xml.etree import ElementTree
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def parse_time_ns(tm):
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if tm.endswith('ns'):
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return long(tm[:-2])
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raise ValueError(tm)
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class FiveTuple(object):
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__slots__ = ['sourceAddress', 'destinationAddress', 'protocol', 'sourcePort', 'destinationPort']
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def __init__(self, el):
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self.sourceAddress = el.get('sourceAddress')
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self.destinationAddress = el.get('destinationAddress')
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self.sourcePort = int(el.get('sourcePort'))
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self.destinationPort = int(el.get('destinationPort'))
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self.protocol = int(el.get('protocol'))
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class Histogram(object):
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__slots__ = 'bins', 'nbins', 'number_of_flows'
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def __init__(self, el=None):
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self.bins = []
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if el is not None:
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#self.nbins = int(el.get('nBins'))
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for bin in el.findall('bin'):
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self.bins.append( (float(bin.get("start")), float(bin.get("width")), int(bin.get("count"))) )
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class Flow(object):
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__slots__ = ['flowId', 'delayMean', 'packetLossRatio', 'rxBitrate', 'txBitrate',
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'fiveTuple', 'packetSizeMean', 'probe_stats_unsorted',
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'hopCount', 'flowInterruptionsHistogram', 'rx_duration']
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def __init__(self, flow_el):
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self.flowId = int(flow_el.get('flowId'))
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rxPackets = long(flow_el.get('rxPackets'))
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txPackets = long(flow_el.get('txPackets'))
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tx_duration = float(long(flow_el.get('timeLastTxPacket')[:-2]) - long(flow_el.get('timeFirstTxPacket')[:-2]))*1e-9
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rx_duration = float(long(flow_el.get('timeLastRxPacket')[:-2]) - long(flow_el.get('timeFirstRxPacket')[:-2]))*1e-9
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self.rx_duration = rx_duration
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self.probe_stats_unsorted = []
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if rxPackets:
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self.hopCount = float(flow_el.get('timesForwarded')) / rxPackets + 1
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else:
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self.hopCount = -1000
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if rxPackets:
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self.delayMean = float(flow_el.get('delaySum')[:-2]) / rxPackets * 1e-9
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self.packetSizeMean = float(flow_el.get('rxBytes')) / rxPackets
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else:
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self.delayMean = None
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self.packetSizeMean = None
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if rx_duration > 0:
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self.rxBitrate = long(flow_el.get('rxBytes'))*8 / rx_duration
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else:
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self.rxBitrate = None
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if tx_duration > 0:
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self.txBitrate = long(flow_el.get('txBytes'))*8 / tx_duration
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else:
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self.txBitrate = None
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lost = float(flow_el.get('lostPackets'))
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#print "rxBytes: %s; txPackets: %s; rxPackets: %s; lostPackets: %s" % (flow_el.get('rxBytes'), txPackets, rxPackets, lost)
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if rxPackets == 0:
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self.packetLossRatio = None
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else:
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self.packetLossRatio = (lost / (rxPackets + lost))
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interrupt_hist_elem = flow_el.find("flowInterruptionsHistogram")
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if interrupt_hist_elem is None:
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self.flowInterruptionsHistogram = None
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else:
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self.flowInterruptionsHistogram = Histogram(interrupt_hist_elem)
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class ProbeFlowStats(object):
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__slots__ = ['probeId', 'packets', 'bytes', 'delayFromFirstProbe']
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class Simulation(object):
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def __init__(self, simulation_el):
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self.flows = []
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FlowClassifier_el, = simulation_el.findall("Ipv4FlowClassifier")
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flow_map = {}
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for flow_el in simulation_el.findall("FlowStats/Flow"):
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flow = Flow(flow_el)
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flow_map[flow.flowId] = flow
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self.flows.append(flow)
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for flow_cls in FlowClassifier_el.findall("Flow"):
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flowId = int(flow_cls.get('flowId'))
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flow_map[flowId].fiveTuple = FiveTuple(flow_cls)
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for probe_elem in simulation_el.findall("FlowProbes/FlowProbe"):
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probeId = int(probe_elem.get('index'))
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for stats in probe_elem.findall("FlowStats"):
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flowId = int(stats.get('flowId'))
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s = ProbeFlowStats()
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s.packets = int(stats.get('packets'))
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s.bytes = long(stats.get('bytes'))
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s.probeId = probeId
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if s.packets > 0:
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s.delayFromFirstProbe = parse_time_ns(stats.get('delayFromFirstProbeSum')) / float(s.packets)
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else:
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s.delayFromFirstProbe = 0
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flow_map[flowId].probe_stats_unsorted.append(s)
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def main(argv):
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file_obj = open(argv[1])
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print "Reading XML file ",
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sys.stdout.flush()
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level = 0
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sim_list = []
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for event, elem in ElementTree.iterparse(file_obj, events=("start", "end")):
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if event == "start":
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level += 1
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if event == "end":
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level -= 1
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if level == 0 and elem.tag == 'FlowMonitor':
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sim = Simulation(elem)
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sim_list.append(sim)
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elem.clear() # won't need this any more
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sys.stdout.write(".")
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sys.stdout.flush()
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print " done."
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for sim in sim_list:
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for flow in sim.flows:
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t = flow.fiveTuple
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proto = {6: 'TCP', 17: 'UDP'} [t.protocol]
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print "FlowID: %i (%s %s/%s --> %s/%i)" % \
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(flow.flowId, proto, t.sourceAddress, t.sourcePort, t.destinationAddress, t.destinationPort)
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print "\tTX bitrate: %.2f kbit/s" % (flow.txBitrate*1e-3,)
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print "\tRX bitrate: %.2f kbit/s" % (flow.rxBitrate*1e-3,)
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print "\tMean Delay: %.2f ms" % (flow.delayMean*1e3,)
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print "\tPacket Loss Ratio: %.2f %%" % (flow.packetLossRatio*100)
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if __name__ == '__main__':
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main(sys.argv)
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1
examples/flowmon/waf
vendored
1
examples/flowmon/waf
vendored
@@ -1 +0,0 @@
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exec "`dirname "$0"`"/../../waf "$@"
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@@ -1,171 +0,0 @@
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# -*- Mode: Python; -*-
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# Copyright (c) 2009 INESC Porto
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License version 2 as
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# published by the Free Software Foundation;
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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#
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# Authors: Gustavo Carneiro <gjc@inescporto.pt>
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import sys
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import ns3
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DISTANCE = 100 # (m)
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NUM_NODES_SIDE = 3
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def main(argv):
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cmd = ns3.CommandLine()
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cmd.NumNodesSide = None
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cmd.AddValue("NumNodesSide", "Grid side number of nodes (total number of nodes will be this number squared)")
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cmd.Results = None
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cmd.AddValue("Results", "Write XML results to file")
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cmd.Plot = None
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cmd.AddValue("Plot", "Plot the results using the matplotlib python module")
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cmd.Parse(argv)
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wifi = ns3.WifiHelper.Default()
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wifiMac = ns3.NqosWifiMacHelper.Default()
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wifiPhy = ns3.YansWifiPhyHelper.Default()
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wifiChannel = ns3.YansWifiChannelHelper.Default()
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wifiPhy.SetChannel(wifiChannel.Create())
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ssid = ns3.Ssid("wifi-default")
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wifi.SetRemoteStationManager("ns3::ArfWifiManager")
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wifiMac.SetType ("ns3::AdhocWifiMac", "Ssid", ns3.SsidValue(ssid))
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internet = ns3.InternetStackHelper()
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list_routing = ns3.Ipv4ListRoutingHelper()
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olsr_routing = ns3.OlsrHelper()
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static_routing = ns3.Ipv4StaticRoutingHelper()
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list_routing.Add(static_routing, 0)
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list_routing.Add(olsr_routing, 100)
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internet.SetRoutingHelper(list_routing)
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ipv4Addresses = ns3.Ipv4AddressHelper()
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ipv4Addresses.SetBase(ns3.Ipv4Address("10.0.0.0"), ns3.Ipv4Mask("255.255.255.0"))
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port = 9 # Discard port(RFC 863)
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onOffHelper = ns3.OnOffHelper("ns3::UdpSocketFactory",
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ns3.Address(ns3.InetSocketAddress(ns3.Ipv4Address("10.0.0.1"), port)))
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onOffHelper.SetAttribute("DataRate", ns3.DataRateValue(ns3.DataRate("100kbps")))
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onOffHelper.SetAttribute("OnTime", ns3.RandomVariableValue(ns3.ConstantVariable(1)))
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onOffHelper.SetAttribute("OffTime", ns3.RandomVariableValue(ns3.ConstantVariable(0)))
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addresses = []
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nodes = []
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if cmd.NumNodesSide is None:
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num_nodes_side = NUM_NODES_SIDE
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else:
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num_nodes_side = int(cmd.NumNodesSide)
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for xi in range(num_nodes_side):
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for yi in range(num_nodes_side):
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node = ns3.Node()
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nodes.append(node)
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internet.Install(ns3.NodeContainer(node))
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mobility = ns3.ConstantPositionMobilityModel()
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mobility.SetPosition(ns3.Vector(xi*DISTANCE, yi*DISTANCE, 0))
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node.AggregateObject(mobility)
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devices = wifi.Install(wifiPhy, wifiMac, node)
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ipv4_interfaces = ipv4Addresses.Assign(devices)
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addresses.append(ipv4_interfaces.GetAddress(0))
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for i, node in enumerate(nodes):
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destaddr = addresses[(len(addresses) - 1 - i) % len(addresses)]
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#print i, destaddr
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onOffHelper.SetAttribute("Remote", ns3.AddressValue(ns3.InetSocketAddress(destaddr, port)))
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app = onOffHelper.Install(ns3.NodeContainer(node))
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app.Start(ns3.Seconds(ns3.UniformVariable(20, 30).GetValue()))
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#internet.EnablePcapAll("wifi-olsr")
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flowmon_helper = ns3.FlowMonitorHelper()
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#flowmon_helper.SetMonitorAttribute("StartTime", ns3.TimeValue(ns3.Seconds(31)))
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monitor = flowmon_helper.InstallAll()
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monitor.SetAttribute("DelayBinWidth", ns3.DoubleValue(0.001))
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monitor.SetAttribute("JitterBinWidth", ns3.DoubleValue(0.001))
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monitor.SetAttribute("PacketSizeBinWidth", ns3.DoubleValue(20))
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ns3.Simulator.Stop(ns3.Seconds(44.0))
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ns3.Simulator.Run()
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def print_stats(os, st):
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print >> os, " Tx Bytes: ", st.txBytes
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print >> os, " Rx Bytes: ", st.rxBytes
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print >> os, " Tx Packets: ", st.txPackets
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print >> os, " Rx Packets: ", st.rxPackets
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print >> os, " Lost Packets: ", st.lostPackets
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if st.rxPackets > 0:
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print >> os, " Mean{Delay}: ", (st.delaySum.GetSeconds() / st.rxPackets)
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print >> os, " Mean{Jitter}: ", (st.jitterSum.GetSeconds() / (st.rxPackets-1))
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print >> os, " Mean{Hop Count}: ", float(st.timesForwarded) / st.rxPackets + 1
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if 0:
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print >> os, "Delay Histogram"
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for i in range(st.delayHistogram.GetNBins () ):
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print >> os, " ",i,"(", st.delayHistogram.GetBinStart (i), "-", \
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st.delayHistogram.GetBinEnd (i), "): ", st.delayHistogram.GetBinCount (i)
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print >> os, "Jitter Histogram"
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for i in range(st.jitterHistogram.GetNBins () ):
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print >> os, " ",i,"(", st.jitterHistogram.GetBinStart (i), "-", \
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st.jitterHistogram.GetBinEnd (i), "): ", st.jitterHistogram.GetBinCount (i)
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print >> os, "PacketSize Histogram"
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for i in range(st.packetSizeHistogram.GetNBins () ):
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print >> os, " ",i,"(", st.packetSizeHistogram.GetBinStart (i), "-", \
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st.packetSizeHistogram.GetBinEnd (i), "): ", st.packetSizeHistogram.GetBinCount (i)
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for reason, drops in enumerate(st.packetsDropped):
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print " Packets dropped by reason %i: %i" % (reason, drops)
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#for reason, drops in enumerate(st.bytesDropped):
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# print "Bytes dropped by reason %i: %i" % (reason, drops)
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monitor.CheckForLostPackets()
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classifier = flowmon_helper.GetClassifier()
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if cmd.Results is None:
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for flow_id, flow_stats in monitor.GetFlowStats():
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t = classifier.FindFlow(flow_id)
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proto = {6: 'TCP', 17: 'UDP'} [t.protocol]
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print "FlowID: %i (%s %s/%s --> %s/%i)" % \
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(flow_id, proto, t.sourceAddress, t.sourcePort, t.destinationAddress, t.destinationPort)
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print_stats(sys.stdout, flow_stats)
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else:
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print monitor.SerializeToXmlFile(cmd.Results, True, True)
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if cmd.Plot is not None:
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import pylab
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delays = []
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for flow_id, flow_stats in monitor.GetFlowStats():
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tupl = classifier.FindFlow(flow_id)
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if tupl.protocol == 17 and tupl.sourcePort == 698:
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continue
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delays.append(flow_stats.delaySum.GetSeconds() / flow_stats.rxPackets)
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pylab.hist(delays, 20)
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pylab.xlabel("Delay (s)")
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pylab.ylabel("Number of Flows")
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pylab.show()
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return 0
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if __name__ == '__main__':
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sys.exit(main(sys.argv))
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@@ -1,4 +0,0 @@
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## -*- Mode: python; py-indent-offset: 4; indent-tabs-mode: nil; coding: utf-8; -*-
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def build(bld):
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pass
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Reference in New Issue
Block a user