test/resources/linux/udptunnel.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 version 2 as
   8 #    published by the Free Software Foundation;
   9 #
  10 #    This program is distributed in the hope that it will be useful,
  11 #    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 #    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 #    GNU General Public License for more details.
  14 #
  15 #    You should have received a copy of the GNU General Public License
  16 #    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  17 #
  18 # Author: Alina Quereilhac <alina.quereilhac@inria.fr>
  19
  20 from nepi.execution.ec import ExperimentController
  21
  22 from test_utils import skipIfAnyNotAliveWithIdentity
  23
  24 import os
  25 import time
  26 import unittest
  27
  28 class LinuxUdpTunnelTestCase(unittest.TestCase):
  29     def setUp(self):
  30         self.host = "roseval.pl.sophia.inria.fr"
  31         self.user = "inria_nepi"
  32         self.identity = "%s/.ssh/id_rsa" % (os.environ['HOME'])
  33
  34     @skipIfAnyNotAliveWithIdentity
  35     def t_tap_udp_tunnel(self, user, host, identity):
  36
  37         ec = ExperimentController(exp_id="test-tap-udp-tunnel")
  38
  39         node1 = ec.register_resource("linux::Node")
  40         ec.set(node1, "hostname", "localhost")
  41         ec.set(node1, "cleanExperiment", True)
  42         ec.set(node1, "cleanProcesses", True)
  43
  44         tap1 = ec.register_resource("linux::Tap")
  45         ec.set(tap1, "ip", "192.168.3.1")
  46         ec.set(tap1, "prefix", "30")
  47         ec.register_connection(tap1, node1)
  48
  49         node2 = ec.register_resource("linux::Node")
  50         ec.set(node2, "hostname", host)
  51         ec.set(node2, "username", user)
  52         ec.set(node2, "identity", identity)
  53         ec.set(node2, "cleanExperiment", True)
  54         ec.set(node2, "cleanProcesses", True)
  55
  56         tap2 = ec.register_resource("linux::Tap")
  57         ec.set(tap2, "ip", "192.168.3.2")
  58         ec.set(tap2, "prefix", "30")
  59         ec.register_connection(tap2, node2)
  60
  61         udptun = ec.register_resource("linux::UdpTunnel")
  62         ec.register_connection(tap1, udptun)
  63         ec.register_connection(tap2, udptun)
  64
  65         app = ec.register_resource("linux::Application")
  66         cmd = "ping -c3 192.168.3.2"
  67         ec.set(app, "command", cmd)
  68         ec.register_connection(app, node1)
  69
  70         ec.deploy()
  71
  72         ec.wait_finished(app)
  73
  74         ping = ec.trace(app, "stdout")
  75         print ping
  76         expected = """3 packets transmitted, 3 received, 0% packet loss"""
  77         self.assertTrue(ping.find(expected) > -1)
  78
  79         vif_name = ec.get(tap1, "deviceName")
  80         self.assertTrue(vif_name.startswith("tap"))
  81
  82         vif_name = ec.get(tap2, "deviceName")
  83         self.assertTrue(vif_name.startswith("tap"))
  84
  85         ec.shutdown()
  86
  87     @skipIfAnyNotAliveWithIdentity
  88     def t_tun_udp_tunnel(self, user, host, identity):
  89
  90         ec = ExperimentController(exp_id="test-tun-udp-tunnel")
  91
  92         node1 = ec.register_resource("linux::Node")
  93         ec.set(node1, "hostname", "localhost")
  94         ec.set(node1, "cleanExperiment", True)
  95         ec.set(node1, "cleanProcesses", True)
  96
  97         tun1 = ec.register_resource("linux::Tun")
  98         ec.set(tun1, "ip", "192.168.3.1")
  99         ec.set(tun1, "prefix", "30")
 100         ec.register_connection(tun1, node1)
 101
 102         node2 = ec.register_resource("linux::Node")
 103         ec.set(node2, "hostname", host)
 104         ec.set(node2, "username", user)
 105         ec.set(node2, "identity", identity)
 106         ec.set(node2, "cleanExperiment", True)
 107         ec.set(node2, "cleanProcesses", True)
 108
 109         tun2 = ec.register_resource("linux::Tun")
 110         ec.set(tun2, "ip", "192.168.3.2")
 111         ec.set(tun2, "prefix", "30")
 112         ec.register_connection(tun2, node2)
 113
 114         udptun = ec.register_resource("linux::UdpTunnel")
 115         ec.register_connection(tun1, udptun)
 116         ec.register_connection(tun2, udptun)
 117
 118         app = ec.register_resource("linux::Application")
 119         cmd = "ping -c3 192.168.3.2"
 120         ec.set(app, "command", cmd)
 121         ec.register_connection(app, node1)
 122
 123         ec.deploy()
 124
 125         ec.wait_finished(app)
 126
 127         ping = ec.trace(app, "stdout")
 128
 129         print ping
 130         expected = """3 packets transmitted, 3 received, 0% packet loss"""
 131         self.assertTrue(ping.find(expected) > -1)
 132
 133         vif_name = ec.get(tun1, "deviceName")
 134         self.assertTrue(vif_name.startswith("tun"))
 135
 136         vif_name = ec.get(tun2, "deviceName")
 137         self.assertTrue(vif_name.startswith("tun"))
 138
 139         ec.shutdown()
 140
 141     def test_tap_udp_tunnel(self):
 142         self.t_tap_udp_tunnel(self.user, self.host, self.identity)
 143
 144     def ztest_tun_udp_tunnel(self):
 145         self.t_tun_udp_tunnel(self.user, self.host, self.identity)
 146
 147 if __name__ == '__main__':
 148     unittest.main()
 149