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 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 skipIfAnyNotAliveWithIdentity
  24
  25 import os
  26 import time
  27 import unittest
  28
  29 class LinuxUdpTunnelTestCase(unittest.TestCase):
  30     def setUp(self):
  31         self.host1 = "roseval.pl.sophia.inria.fr"
  32         self.host2 = "138.96.118.11"
  33         self.user1 = "inria_nepi"
  34         self.user2 = "omflab"
  35         self.identity = "%s/.ssh/id_rsa_planetlab" % (os.environ['HOME'])
  36         self.netblock = "192.168.1"
  37
  38     @skipIfAnyNotAliveWithIdentity
  39     def t_tap_udp_tunnel(self, user1, host1, identity1, user2, host2,
  40             identity2):
  41
  42         ec = ExperimentController(exp_id="test-tap-udp-tunnel")
  43
  44         node1 = ec.register_resource("linux::Node")
  45         ec.set(node1, "hostname", host1)
  46         ec.set(node1, "username", user1)
  47         ec.set(node1, "identity", identity1)
  48         ec.set(node1, "cleanExperiment", True)
  49         ec.set(node1, "cleanProcesses", True)
  50
  51         tap1 = ec.register_resource("linux::Tap")
  52         ec.set(tap1, "ip", "%s.1" % self.netblock)
  53         ec.set(tap1, "prefix", "32")
  54         ec.register_connection(tap1, node1)
  55
  56         node2 = ec.register_resource("linux::Node")
  57         ec.set(node2, "hostname", host2)
  58         ec.set(node2, "username", user2)
  59         ec.set(node2, "identity", identity2)
  60         ec.set(node2, "cleanExperiment", True)
  61         ec.set(node2, "cleanProcesses", True)
  62
  63         tap2 = ec.register_resource("linux::Tap")
  64         ec.set(tap2, "ip", "%s.2" % self.netblock)
  65         ec.set(tap2, "prefix", "32")
  66         ec.register_connection(tap2, node2)
  67
  68         udptun = ec.register_resource("linux::UdpTunnel")
  69         ec.register_connection(tap1, udptun)
  70         ec.register_connection(tap2, udptun)
  71
  72         app = ec.register_resource("linux::Application")
  73         cmd = "ping -c3 %s.2" % self.netblock
  74         ec.set(app, "command", cmd)
  75         ec.register_connection(app, node1)
  76
  77         ec.deploy()
  78
  79         ec.wait_finished(app)
  80
  81         ping = ec.trace(app, "stdout")
  82         expected = """3 packets transmitted, 3 received, 0% packet loss"""
  83         self.assertTrue(ping.find(expected) > -1)
  84
  85         vif_name = ec.get(tap1, "deviceName")
  86         self.assertTrue(vif_name.startswith("tap"))
  87
  88         vif_name = ec.get(tap2, "deviceName")
  89         self.assertTrue(vif_name.startswith("tap"))
  90
  91         ec.shutdown()
  92
  93     @skipIfAnyNotAliveWithIdentity
  94     def t_tun_udp_tunnel(self, user1, host1, identity1, user2, host2, identity2):
  95
  96         ec = ExperimentController(exp_id="test-tun-udp-tunnel")
  97
  98         node1 = ec.register_resource("linux::Node")
  99         ec.set(node1, "hostname", host1)
 100         ec.set(node1, "username", user1)
 101         ec.set(node1, "identity", identity1)
 102         ec.set(node1, "cleanExperiment", True)
 103         ec.set(node1, "cleanProcesses", True)
 104
 105         tun1 = ec.register_resource("linux::Tun")
 106         ec.set(tun1, "ip", "%s.1" % self.netblock)
 107         ec.set(tun1, "prefix", "32")
 108         ec.register_connection(tun1, node1)
 109
 110         node2 = ec.register_resource("linux::Node")
 111         ec.set(node2, "hostname", host2)
 112         ec.set(node2, "username", user2)
 113         ec.set(node2, "identity", identity2)
 114         ec.set(node2, "cleanExperiment", True)
 115         ec.set(node2, "cleanProcesses", True)
 116
 117         tun2 = ec.register_resource("linux::Tun")
 118         ec.set(tun2, "ip", "%s.2" % self.netblock)
 119         ec.set(tun2, "prefix", "32")
 120         ec.register_connection(tun2, node2)
 121
 122         udptun = ec.register_resource("linux::UdpTunnel")
 123         ec.register_connection(tun1, udptun)
 124         ec.register_connection(tun2, udptun)
 125
 126         app = ec.register_resource("linux::Application")
 127         cmd = "ping -c3 %s.2" % self.netblock
 128         ec.set(app, "command", cmd)
 129         ec.register_connection(app, node1)
 130
 131         ec.deploy()
 132
 133         ec.wait_finished(app)
 134
 135         ping = ec.trace(app, "stdout")
 136         expected = """3 packets transmitted, 3 received, 0% packet loss"""
 137         self.assertTrue(ping.find(expected) > -1)
 138
 139         vif_name = ec.get(tun1, "deviceName")
 140         self.assertTrue(vif_name.startswith("tun"))
 141
 142         vif_name = ec.get(tun2, "deviceName")
 143         self.assertTrue(vif_name.startswith("tun"))
 144
 145         ec.shutdown()
 146
 147     def test_tap_udp_tunnel(self):
 148         self.t_tap_udp_tunnel(self.user1, self.host1, self.identity,
 149                 self.user2, self.host2, self.identity)
 150
 151     def ztest_tun_udp_tunnel(self):
 152         self.t_tun_udp_tunnel(self.user1, self.host1, self.identity,
 153                 self.user2, self.host2, self.identity)
 154
 155 if __name__ == '__main__':
 156     unittest.main()
 157