test/resources/planetlab/gretunnel.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 PlanetLabGRETunnelTestCase(unittest.TestCase):
  30     def setUp(self):
  31         #self.host1 = "nepi2.pl.sophia.inria.fr"
  32         #self.host2 = "nepi5.pl.sophia.inria.fr"
  33         #self.host2 = "planetlab1.informatik.uni-goettingen.de"
  34         self.host1 = "planetlab1.informatik.uni-erlangen.de"
  35         self.host2 = "planck227ple.test.ibbt.be"
  36         self.host3 = "roseval.pl.sophia.inria.fr"
  37         self.user = "inria_nepi"
  38         self.identity = "%s/.ssh/id_rsa_planetlab" % (os.environ['HOME'])
  39         #self.netblock = "192.168.1"
  40         self.netblock = "192.168.3"
  41
  42     @skipIfAnyNotAliveWithIdentity
  43     def t_tap_gre_tunnel(self, user1, host1, identity1, user2, host2,
  44             identity2):
  45
  46         ec = ExperimentController(exp_id = "test-tap-gre-tunnel")
  47
  48         node1 = ec.register_resource("planetlab::Node")
  49         ec.set(node1, "hostname", host1)
  50         ec.set(node1, "username", user1)
  51         ec.set(node1, "identity", identity1)
  52         #ec.set(node1, "cleanHome", True)
  53         ec.set(node1, "cleanExperiment", True)
  54         ec.set(node1, "cleanProcesses", True)
  55
  56         tap1 = ec.register_resource("planetlab::Tap")
  57         ec.set(tap1, "endpoint_ip", "%s.1" % self.netblock)
  58         ec.set(tap1, "endpoint_prefix", 24)
  59         ec.register_connection(tap1, node1)
  60
  61         node2 = ec.register_resource("planetlab::Node")
  62         ec.set(node2, "hostname", host2)
  63         ec.set(node2, "username", user2)
  64         ec.set(node2, "identity", identity2)
  65         #ec.set(node2, "cleanHome", True)
  66         ec.set(node2, "cleanExperiment", True)
  67         ec.set(node2, "cleanProcesses", True)
  68
  69         tap2 = ec.register_resource("planetlab::Tap")
  70         ec.set(tap2, "endpoint_ip", "%s.2" % self.netblock)
  71         ec.set(tap2, "endpoint_prefix", 24)
  72         ec.register_connection(tap2, node2)
  73
  74         gretun = ec.register_resource("linux::GRETunnel")
  75         ec.register_connection(tap1, gretun)
  76         ec.register_connection(tap2, gretun)
  77
  78         app = ec.register_resource("linux::Application")
  79         cmd = "ping -c3 %s.2" % self.netblock
  80         ec.set(app, "command", cmd)
  81         ec.register_connection(app, node1)
  82
  83         ec.deploy()
  84
  85         ec.wait_finished(app)
  86
  87         ping = ec.trace(app, 'stdout')
  88         expected = """3 packets transmitted, 3 received, 0% packet loss"""
  89         self.assertTrue(ping.find(expected) > -1)
  90
  91         if_name = ec.get(tap1, "deviceName")
  92         self.assertTrue(if_name.startswith("tap"))
  93
  94         if_name = ec.get(tap2, "deviceName")
  95         self.assertTrue(if_name.startswith("tap"))
  96
  97         ec.shutdown()
  98
  99     @skipIfAnyNotAliveWithIdentity
 100     def t_tun_gre_tunnel(self, user1, host1, identity1, user2, host2,
 101             identity2):
 102
 103         ec = ExperimentController(exp_id = "test-tun-gre-tunnel")
 104
 105         node1 = ec.register_resource("planetlab::Node")
 106         ec.set(node1, "hostname", host1)
 107         ec.set(node1, "username", user1)
 108         ec.set(node1, "identity", identity1)
 109         #ec.set(node1, "cleanHome", True)
 110         ec.set(node1, "cleanExperiment", True)
 111         ec.set(node1, "cleanProcesses", True)
 112
 113         tun1 = ec.register_resource("planetlab::Tun")
 114         ec.set(tun1, "endpoint_ip", "%s.1" % self.netblock)
 115         ec.set(tun1, "endpoint_prefix", 24)
 116         ec.register_connection(tun1, node1)
 117
 118         node2 = ec.register_resource("planetlab::Node")
 119         ec.set(node2, "hostname", host2)
 120         ec.set(node2, "username", user2)
 121         ec.set(node2, "identity", identity2)
 122         #ec.set(node2, "cleanHome", True)
 123         ec.set(node2, "cleanExperiment", True)
 124         ec.set(node2, "cleanProcesses", True)
 125
 126         tun2 = ec.register_resource("planetlab::Tun")
 127         ec.set(tun2, "endpoint_ip", "%s.2" % self.netblock)
 128         ec.set(tun2, "endpoint_prefix", 24)
 129         ec.register_connection(tun2, node2)
 130
 131         udptun = ec.register_resource("linux::GRETunnel")
 132         ec.register_connection(tun1, udptun)
 133         ec.register_connection(tun2, udptun)
 134
 135         app = ec.register_resource("linux::Application")
 136         cmd = "ping -c3 %s.2" % self.netblock
 137         ec.set(app, "command", cmd)
 138         ec.register_connection(app, node1)
 139
 140         ec.deploy()
 141
 142         ec.wait_finished(app)
 143
 144         ping = ec.trace(app, 'stdout')
 145         expected = """3 packets transmitted, 3 received, 0% packet loss"""
 146         self.assertTrue(ping.find(expected) > -1)
 147
 148         if_name = ec.get(tun1, "deviceName")
 149         self.assertTrue(if_name.startswith("tun"))
 150
 151         if_name = ec.get(tun2, "deviceName")
 152         self.assertTrue(if_name.startswith("tun"))
 153
 154         ec.shutdown()
 155
 156     @skipIfAnyNotAliveWithIdentity
 157     def t_tun_hybrid_gre_tunnel(self, user1, host1, identity1,
 158             user2, host2, identity2):
 159
 160         ec = ExperimentController(exp_id = "test-tap-hybrid-gre-tunnel")
 161
 162         node1 = ec.register_resource("planetlab::Node")
 163         ec.set(node1, "hostname", host1)
 164         ec.set(node1, "username", user1)
 165         ec.set(node1, "identity", identity1)
 166         #ec.set(node1, "cleanHome", True)
 167         ec.set(node1, "cleanExperiment", True)
 168         ec.set(node1, "cleanProcesses", True)
 169
 170         tun1 = ec.register_resource("planetlab::Tun")
 171         ec.set(tun1, "endpoint_ip", "%s.1" % self.netblock)
 172         ec.set(tun1, "endpoint_prefix", 24)
 173         ec.register_connection(tun1, node1)
 174
 175         node2 = ec.register_resource("linux::Node")
 176         ec.set(node2, "hostname", host2)
 177         ec.set(node2, "username", user2)
 178         ec.set(node2, "identity", identity2)
 179         #ec.set(node2, "cleanHome", True)
 180         ec.set(node2, "cleanExperiment", True)
 181         ec.set(node2, "cleanProcesses", True)
 182
 183         tun2 = ec.register_resource("linux::Tun")
 184         ec.set(tun2, "endpoint_ip", "%s.2" % self.netblock)
 185         ec.set(tun2, "endpoint_prefix", 24)
 186         ec.register_connection(tun2, node2)
 187
 188         gretun = ec.register_resource("linux::GRETunnel")
 189         ec.register_connection(tun1, gretun)
 190         ec.register_connection(tun2, gretun)
 191
 192         app = ec.register_resource("linux::Application")
 193         # It seems the hybrid tunnel takes some time to setup... we add a sleep 5
 194         # XXX: Debug this to see if it can be fixed on the RMs
 195         cmd = "sleep 5; ping -c3 %s.2" % self.netblock
 196         ec.set(app, "command", cmd)
 197         ec.register_connection(app, node1)
 198
 199         ec.deploy()
 200
 201         ec.wait_finished(app)
 202
 203         ping = ec.trace(app, 'stdout')
 204         expected = """3 packets transmitted, 3 received, 0% packet loss"""
 205         self.assertTrue(ping.find(expected) > -1)
 206
 207         if_name = ec.get(tun1, "deviceName")
 208         self.assertTrue(if_name.startswith("tun"))
 209
 210         if_name = ec.get(tun2, "deviceName")
 211         self.assertTrue(if_name.startswith("tun"))
 212
 213         ec.shutdown()
 214
 215     def test_tap_gre_tunnel(self):
 216         self.t_tap_gre_tunnel(self.user, self.host1, self.identity,
 217                 self.user, self.host2, self.identity)
 218
 219     def test_tun_gre_tunnel(self):
 220         self.t_tun_gre_tunnel(self.user, self.host1, self.identity,
 221                 self.user, self.host2, self.identity)
 222
 223     def test_tun_hybrid_gre_tunnel(self):
 224         self.t_tun_hybrid_gre_tunnel(self.user, self.host1, self.identity,
 225                 self.user, self.host3, self.identity)
 226
 227
 228 if __name__ == '__main__':
 229     unittest.main()
 230