test/resources/linux/ns3/ns3simulator.py

   1 #!/usr/bin/env python
   2 #
   3 #    NEPI, a framework to manage network experiments
   4 #    Copyright (C) 2013 INRIA
   5 #
   6 #    This program is free software: you can redistribute it and/or modify
   7 #    it under the terms of the GNU General Public License as published by
   8 #    the Free Software Foundation, either version 3 of the License, or
   9 #    (at your option) any later version.
  10 #
  11 #    This program is distributed in the hope that it will be useful,
  12 #    but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 #    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 #    GNU General Public License for more details.
  15 #
  16 #    You should have received a copy of the GNU General Public License
  17 #    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  18 #
  19 # Author: Alina Quereilhac <alina.quereilhac@inria.fr>
  20
  21
  22 #
  23 # Network topology
  24 #
  25 #       n0    n1   n2   n3
  26 #       |     |    |    |
  27 #       -----------------
  28 #
  29 #  node n0 sends IGMP traffic to node n3
  30
  31
  32 from nepi.execution.ec import ExperimentController
  33 from nepi.resources.ns3.ns3server import run_server
  34
  35 import os
  36 import threading
  37 import time
  38 import unittest
  39
  40 class LinuxNS3ClientTest(unittest.TestCase):
  41     def setUp(self):
  42         self.socket_name = os.path.join("/", "tmp", "NS3WrapperServerSimu.sock")
  43         if os.path.exists(self.socket_name):
  44             os.remove(self.socket_name)
  45
  46     def tearDown(self):
  47         os.remove(self.socket_name)
  48
  49     def test_runtime_attr_modify(self):
  50         thread = threading.Thread(target = run_server,
  51                 args = [self.socket_name],
  52                 kwargs = {"verbose" : True,
  53                     "ns_log": "V4Ping:Node"})
  54
  55         thread.setDaemon(True)
  56         thread.start()
  57
  58         time.sleep(1)
  59
  60         ec = ExperimentController(exp_id = "test-ns3-simu")
  61
  62         node = ec.register_resource("LinuxNode")
  63         ec.set(node, "hostname", "localhost")
  64
  65         simu = ec.register_resource("LinuxNS3Simulator")
  66         ec.set(simu, "socketName", self.socket_name)
  67         ec.register_connection(simu, node)
  68
  69         nsnode1 = ec.register_resource("ns3::Node")
  70         ec.register_connection(nsnode1, simu)
  71
  72         ipv41 = ec.register_resource("ns3::Ipv4L3Protocol")
  73         ec.register_connection(nsnode1, ipv41)
  74
  75         arp1 = ec.register_resource("ns3::ArpL3Protocol")
  76         ec.register_connection(nsnode1, arp1)
  77
  78         icmp1 = ec.register_resource("ns3::Icmpv4L4Protocol")
  79         ec.register_connection(nsnode1, icmp1)
  80
  81         p1 = ec.register_resource("ns3::PointToPointNetDevice")
  82         ec.set(p1, "ip", "10.0.0.1")
  83         ec.set(p1, "prefix", "30")
  84         ec.register_connection(nsnode1, p1)
  85         q1 = ec.register_resource("ns3::DropTailQueue")
  86         ec.register_connection(nsnode1, q1)
  87
  88         nsnode2 = ec.register_resource("ns3::Node")
  89         ec.register_connection(nsnode2, simu)
  90
  91         ipv42 = ec.register_resource("ns3::Ipv4L3Protocol")
  92         ec.register_connection(nsnode2, ipv42)
  93
  94         arp2 = ec.register_resource("ns3::ArpL3Protocol")
  95         ec.register_connection(nsnode2, arp2)
  96
  97         icmp2 = ec.register_resource("ns3::Icmpv4L4Protocol")
  98         ec.register_connection(nsnode2, icmp2)
  99
 100         p2 = ec.register_resource("ns3::PointToPointNetDevice")
 101         ec.set(p2, "ip", "10.0.0.2")
 102         ec.set(p2, "prefix", "30")
 103         ec.register_connection(nsnode2, p2)
 104         q2 = ec.register_resource("ns3::DropTailQueue")
 105         ec.register_connection(nsnode2, q2)
 106
 107         # Create channel
 108         chan = ec.register_resource("ns3::PointToPointChannel")
 109         ec.set(chan, "Delay", "0s")
 110         ec.register_connection(chan, p1)
 111         ec.register_connection(chan, p2)
 112
 113         ### create pinger
 114         ping = ec.register_resource("ns3::V4Ping")
 115         ec.set (ping, "Remote", "10.0.0.2")
 116         ec.set (ping, "Interval", "1s")
 117         ec.set (ping, "Verbose", True)
 118         ec.set (ping, "StartTime", "0s")
 119         ec.set (ping, "StopTime", "20s")
 120         ec.register_connection(ping, nsnode1)
 121
 122         ec.deploy()
 123
 124         time.sleep(5)
 125
 126         ec.shutdown()
 127
 128
 129 if __name__ == '__main__':
 130     unittest.main()
 131