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 skipIfAnyNotAliveWithIdentity
  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.host1 = "planetlab1.informatik.uni-erlangen.de"
  34         self.host2 = "planetlab1.informatik.uni-goettingen.de"
  35         self.user = "inria_nepi"
  36         self.identity = "%s/.ssh/id_rsa_planetlab" % (os.environ['HOME'])
  37         #self.netblock = "192.168.1"
  38         self.netblock = "192.168.3"
  39
  40     @skipIfAnyNotAliveWithIdentity
  41     def t_tap_udp_tunnel(self, user1, host1, identity1, user2, host2,
  42             identity2):
  43
  44         ec = ExperimentController(exp_id = "test-tap-udp-tunnel")
  45
  46         node1 = ec.register_resource("PlanetlabNode")
  47         ec.set(node1, "hostname", host1)
  48         ec.set(node1, "username", user1)
  49         ec.set(node1, "identity", identity1)
  50         ec.set(node1, "cleanHome", True)
  51         ec.set(node1, "cleanProcesses", True)
  52
  53         tap1 = ec.register_resource("PlanetlabTap")
  54         ec.set(tap1, "ip4", "%s.1" % self.netblock)
  55         ec.set(tap1, "pointopoint", "%s.2" % self.netblock)
  56         ec.set(tap1, "prefix4", 24)
  57         ec.register_connection(tap1, node1)
  58
  59         node2 = ec.register_resource("PlanetlabNode")
  60         ec.set(node2, "hostname", host2)
  61         ec.set(node2, "username", user2)
  62         ec.set(node2, "identity", identity2)
  63         ec.set(node2, "cleanHome", True)
  64         ec.set(node2, "cleanProcesses", True)
  65
  66         tap2 = ec.register_resource("PlanetlabTap")
  67         ec.set(tap2, "ip4", "%s.2" % self.netblock)
  68         ec.set(tap2, "pointopoint", "%s.1" % self.netblock)
  69         ec.set(tap2, "prefix4", 24)
  70         ec.register_connection(tap2, node2)
  71
  72         udptun = ec.register_resource("UdpTunnel")
  73         ec.register_connection(tap1, udptun)
  74         ec.register_connection(tap2, udptun)
  75
  76         app = ec.register_resource("LinuxApplication")
  77         cmd = "ping -c3 %s.2" % self.netblock
  78         ec.set(app, "command", cmd)
  79         ec.register_connection(app, node1)
  80
  81         ec.deploy()
  82
  83         ec.wait_finished(app)
  84
  85         ping = ec.trace(app, 'stdout')
  86         expected = """3 packets transmitted, 3 received, 0% packet loss"""
  87         self.assertTrue(ping.find(expected) > -1)
  88
  89         if_name = ec.get(tap1, "deviceName")
  90         self.assertTrue(if_name.startswith("tap"))
  91
  92         if_name = ec.get(tap2, "deviceName")
  93         self.assertTrue(if_name.startswith("tap"))
  94
  95         ec.shutdown()
  96
  97     @skipIfAnyNotAliveWithIdentity
  98     def t_tun_udp_tunnel(self, user1, host1, identity1, user2, host2, identity2):
  99
 100         ec = ExperimentController(exp_id = "test-tap-udp-tunnel")
 101
 102         node1 = ec.register_resource("PlanetlabNode")
 103         ec.set(node1, "hostname", host1)
 104         ec.set(node1, "username", user1)
 105         ec.set(node1, "identity", identity1)
 106         ec.set(node1, "cleanHome", True)
 107         ec.set(node1, "cleanProcesses", True)
 108
 109         tun1 = ec.register_resource("PlanetlabTun")
 110         ec.set(tun1, "ip4", "%s.1" % self.netblock)
 111         ec.set(tun1, "pointopoint", "%s.2" % self.netblock)
 112         ec.set(tun1, "prefix4", 24)
 113         ec.register_connection(tun1, node1)
 114
 115         node2 = ec.register_resource("PlanetlabNode")
 116         ec.set(node2, "hostname", host2)
 117         ec.set(node2, "username", user2)
 118         ec.set(node2, "identity", identity2)
 119         ec.set(node2, "cleanHome", True)
 120         ec.set(node2, "cleanProcesses", True)
 121
 122         tun2 = ec.register_resource("PlanetlabTun")
 123         ec.set(tun2, "ip4", "%s.2" % self.netblock)
 124         ec.set(tun2, "pointopoint", "%s.1" % self.netblock )
 125         ec.set(tun2, "prefix4", 24)
 126         ec.register_connection(tun2, node2)
 127
 128         udptun = ec.register_resource("UdpTunnel")
 129         ec.register_connection(tun1, udptun)
 130         ec.register_connection(tun2, udptun)
 131
 132         app = ec.register_resource("LinuxApplication")
 133         cmd = "ping -c3 %s.2" % self.netblock
 134         ec.set(app, "command", cmd)
 135         ec.register_connection(app, node1)
 136
 137         ec.deploy()
 138
 139         ec.wait_finished(app)
 140
 141         ping = ec.trace(app, 'stdout')
 142         expected = """3 packets transmitted, 3 received, 0% packet loss"""
 143         self.assertTrue(ping.find(expected) > -1)
 144
 145         if_name = ec.get(tun1, "deviceName")
 146         self.assertTrue(if_name.startswith("tun"))
 147
 148         if_name = ec.get(tun2, "deviceName")
 149         self.assertTrue(if_name.startswith("tun"))
 150
 151         ec.shutdown()
 152
 153     def test_tap_udp_tunnel(self):
 154         self.t_tap_udp_tunnel(self.user, self.host1, self.identity,
 155                 self.user, self.host2, self.identity)
 156
 157     def test_tun_udp_tunnel(self):
 158         self.t_tun_udp_tunnel(self.user, self.host1, self.identity,
 159                 self.user, self.host2, self.identity)
 160
 161 if __name__ == '__main__':
 162     unittest.main()
 163