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 __future__ import print_function
  21
  22 from nepi.execution.ec import ExperimentController
  23
  24 from test_utils import skipIfAnyNotAliveWithIdentity
  25
  26 import os
  27 import time
  28 import unittest
  29
  30 class LinuxUdpTunnelTestCase(unittest.TestCase):
  31     def setUp(self):
  32         self.host = "roseval.pl.sophia.inria.fr"
  33         self.user = "inria_nepi"
  34         self.identity = "%s/.ssh/id_rsa" % (os.environ['HOME'])
  35
  36     @skipIfAnyNotAliveWithIdentity
  37     def t_tap_udp_tunnel(self, user, host, identity):
  38
  39         ec = ExperimentController(exp_id="test-tap-udp-tunnel")
  40
  41         node1 = ec.register_resource("linux::Node")
  42         ec.set(node1, "hostname", "localhost")
  43         ec.set(node1, "cleanExperiment", True)
  44         ec.set(node1, "cleanProcesses", True)
  45
  46         tap1 = ec.register_resource("linux::Tap")
  47         ec.set(tap1, "ip", "192.168.3.1")
  48         ec.set(tap1, "prefix", "30")
  49         ec.register_connection(tap1, node1)
  50
  51         node2 = ec.register_resource("linux::Node")
  52         ec.set(node2, "hostname", host)
  53         ec.set(node2, "username", user)
  54         ec.set(node2, "identity", identity)
  55         ec.set(node2, "cleanExperiment", True)
  56         ec.set(node2, "cleanProcesses", True)
  57
  58         tap2 = ec.register_resource("linux::Tap")
  59         ec.set(tap2, "ip", "192.168.3.2")
  60         ec.set(tap2, "prefix", "30")
  61         ec.register_connection(tap2, node2)
  62
  63         udptun = ec.register_resource("linux::UdpTunnel")
  64         ec.register_connection(tap1, udptun)
  65         ec.register_connection(tap2, udptun)
  66
  67         app = ec.register_resource("linux::Application")
  68         cmd = "ping -c3 192.168.3.2"
  69         ec.set(app, "command", cmd)
  70         ec.register_connection(app, node1)
  71
  72         ec.deploy()
  73
  74         ec.wait_finished(app)
  75
  76         ping = ec.trace(app, "stdout")
  77         print(ping)
  78         expected = """3 packets transmitted, 3 received, 0% packet loss"""
  79         self.assertTrue(ping.find(expected) > -1)
  80
  81         vif_name = ec.get(tap1, "deviceName")
  82         self.assertTrue(vif_name.startswith("tap"))
  83
  84         vif_name = ec.get(tap2, "deviceName")
  85         self.assertTrue(vif_name.startswith("tap"))
  86
  87         ec.shutdown()
  88
  89     @skipIfAnyNotAliveWithIdentity
  90     def t_tun_udp_tunnel(self, user, host, identity):
  91
  92         ec = ExperimentController(exp_id="test-tun-udp-tunnel")
  93
  94         node1 = ec.register_resource("linux::Node")
  95         ec.set(node1, "hostname", "localhost")
  96         ec.set(node1, "cleanExperiment", True)
  97         ec.set(node1, "cleanProcesses", True)
  98
  99         tun1 = ec.register_resource("linux::Tun")
 100         ec.set(tun1, "ip", "192.168.3.1")
 101         ec.set(tun1, "prefix", "30")
 102         ec.register_connection(tun1, node1)
 103
 104         node2 = ec.register_resource("linux::Node")
 105         ec.set(node2, "hostname", host)
 106         ec.set(node2, "username", user)
 107         ec.set(node2, "identity", identity)
 108         ec.set(node2, "cleanExperiment", True)
 109         ec.set(node2, "cleanProcesses", True)
 110
 111         tun2 = ec.register_resource("linux::Tun")
 112         ec.set(tun2, "ip", "192.168.3.2")
 113         ec.set(tun2, "prefix", "30")
 114         ec.register_connection(tun2, node2)
 115
 116         udptun = ec.register_resource("linux::UdpTunnel")
 117         ec.register_connection(tun1, udptun)
 118         ec.register_connection(tun2, udptun)
 119
 120         app = ec.register_resource("linux::Application")
 121         cmd = "ping -c3 192.168.3.2"
 122         ec.set(app, "command", cmd)
 123         ec.register_connection(app, node1)
 124
 125         ec.deploy()
 126
 127         ec.wait_finished(app)
 128
 129         ping = ec.trace(app, "stdout")
 130
 131         print(ping)
 132         expected = """3 packets transmitted, 3 received, 0% packet loss"""
 133         self.assertTrue(ping.find(expected) > -1)
 134
 135         vif_name = ec.get(tun1, "deviceName")
 136         self.assertTrue(vif_name.startswith("tun"))
 137
 138         vif_name = ec.get(tun2, "deviceName")
 139         self.assertTrue(vif_name.startswith("tun"))
 140
 141         ec.shutdown()
 142
 143     def test_tap_udp_tunnel(self):
 144         self.t_tap_udp_tunnel(self.user, self.host, self.identity)
 145
 146     def ztest_tun_udp_tunnel(self):
 147         self.t_tun_udp_tunnel(self.user, self.host, self.identity)
 148
 149 if __name__ == '__main__':
 150     unittest.main()
 151