test/resources/planetlab/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 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 from nepi.execution.ec import ExperimentController
  22
  23 from test_utils import skipIfAnyNotAlive
  24
  25 import os
  26 import time
  27 import unittest
  28
  29 class UdpTunnelTestCase(unittest.TestCase):
  30     def setUp(self):
  31         self.host1 = "nepi2.pl.sophia.inria.fr"
  32         self.host2 = "nepi5.pl.sophia.inria.fr"
  33         self.user = "inria_nepi"
  34
  35     @skipIfAnyNotAlive
  36     def t_tap_udp_tunnel(self, user1, host1, user2, host2):
  37
  38         ec = ExperimentController(exp_id = "test-tap-udp-tunnel")
  39
  40         node1 = ec.register_resource("PlanetlabNode")
  41         ec.set(node1, "hostname", host1)
  42         ec.set(node1, "username", user1)
  43         ec.set(node1, "cleanHome", True)
  44         ec.set(node1, "cleanProcesses", True)
  45
  46         tap1 = ec.register_resource("PlanetlabTap")
  47         ec.set(tap1, "ip4", "192.168.1.1")
  48         ec.set(tap1, "pointopoint", "192.168.1.2")
  49         ec.set(tap1, "prefix4", 24)
  50         ec.register_connection(tap1, node1)
  51
  52         node2 = ec.register_resource("PlanetlabNode")
  53         ec.set(node2, "hostname", host2)
  54         ec.set(node2, "username", user2)
  55         ec.set(node2, "cleanHome", True)
  56         ec.set(node2, "cleanProcesses", True)
  57
  58         tap2 = ec.register_resource("PlanetlabTap")
  59         ec.set(tap2, "ip4", "192.168.1.2")
  60         ec.set(tap2, "pointopoint", "192.168.1.1")
  61         ec.set(tap2, "prefix4", 24)
  62         ec.register_connection(tap2, node2)
  63
  64         udptun = ec.register_resource("UdpTunnel")
  65         ec.register_connection(tap1, udptun)
  66         ec.register_connection(tap2, udptun)
  67
  68         app = ec.register_resource("LinuxApplication")
  69         cmd = "ping -c3 192.168.1.2"
  70         ec.set(app, "command", cmd)
  71         ec.register_connection(app, node1)
  72
  73         ec.deploy()
  74
  75         ec.wait_finished(app)
  76
  77         ping = ec.trace(app, 'stdout')
  78         expected = """3 packets transmitted, 3 received, 0% packet loss"""
  79         self.assertTrue(ping.find(expected) > -1)
  80
  81         if_name = ec.get(tap1, "deviceName")
  82         self.assertTrue(if_name.startswith("tap"))
  83
  84         if_name = ec.get(tap2, "deviceName")
  85         self.assertTrue(if_name.startswith("tap"))
  86
  87         ec.shutdown()
  88
  89     @skipIfAnyNotAlive
  90     def t_tun_udp_tunnel(self, user1, host1, user2, host2):
  91
  92         ec = ExperimentController(exp_id = "test-tap-udp-tunnel")
  93
  94         node1 = ec.register_resource("PlanetlabNode")
  95         ec.set(node1, "hostname", host1)
  96         ec.set(node1, "username", user1)
  97         ec.set(node1, "cleanHome", True)
  98         ec.set(node1, "cleanProcesses", True)
  99
 100         tun1 = ec.register_resource("PlanetlabTun")
 101         ec.set(tun1, "ip4", "192.168.1.1")
 102         ec.set(tun1, "pointopoint", "192.168.1.2")
 103         ec.set(tun1, "prefix4", 24)
 104         ec.register_connection(tun1, node1)
 105
 106         node2 = ec.register_resource("PlanetlabNode")
 107         ec.set(node2, "hostname", host2)
 108         ec.set(node2, "username", user2)
 109         ec.set(node2, "cleanHome", True)
 110         ec.set(node2, "cleanProcesses", True)
 111
 112         tun2 = ec.register_resource("PlanetlabTun")
 113         ec.set(tun2, "ip4", "192.168.1.2")
 114         ec.set(tun2, "pointopoint", "192.168.1.1")
 115         ec.set(tun2, "prefix4", 24)
 116         ec.register_connection(tun2, node2)
 117
 118         udptun = ec.register_resource("UdpTunnel")
 119         ec.register_connection(tun1, udptun)
 120         ec.register_connection(tun2, udptun)
 121
 122         app = ec.register_resource("LinuxApplication")
 123         cmd = "ping -c3 192.168.1.2"
 124         ec.set(app, "command", cmd)
 125         ec.register_connection(app, node1)
 126
 127         ec.deploy()
 128
 129         ec.wait_finished(app)
 130
 131         ping = ec.trace(app, 'stdout')
 132         expected = """3 packets transmitted, 3 received, 0% packet loss"""
 133         self.assertTrue(ping.find(expected) > -1)
 134
 135         if_name = ec.get(tun1, "deviceName")
 136         self.assertTrue(if_name.startswith("tun"))
 137
 138         if_name = ec.get(tun2, "deviceName")
 139         self.assertTrue(if_name.startswith("tun"))
 140
 141         ec.shutdown()
 142
 143     def test_tap_udp_tunnel(self):
 144         self.t_tap_udp_tunnel(self.user, self.host1, self.user, self.host2)
 145
 146     def test_tun_udp_tunnel(self):
 147         self.t_tun_udp_tunnel(self.user, self.host1, self.user, self.host2)
 148
 149 if __name__ == '__main__':
 150     unittest.main()
 151