test/resources/planetlab/ovs.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 #         Alexandros Kouvakas <alexandros.kouvakas@gmail.com>
  21
  22 #         Switch1 ------- Switch2
  23 #            /                \
  24 #           /                  \
  25 #          /                    \
  26 #       Host1                  Host2
  27
  28 from nepi.execution.ec import ExperimentController
  29
  30 from test_utils import skipIfAnyNotAlive
  31
  32 import os
  33 import time
  34 import unittest
  35
  36 class OvsTestCase(unittest.TestCase):
  37     def setUp(self):
  38         self.switch1 = "planetlab2.virtues.fi"
  39         self.switch2 = "planetlab2.upc.es"
  40         self.host1 = "planetlab2.ionio.gr"
  41         self.host2 = "planetlab2.cs.aueb.gr"
  42         self.user = "inria_nepi"
  43
  44     @skipIfAnyNotAlive
  45     def t_ovs(self, user1, switch1, user2, switch2, user3, host1, user4, host2):
  46
  47         ec = ExperimentController(exp_id = "test-ovs")
  48
  49         node1 = ec.register_resource("planetlab::Node")
  50         ec.set(node1, "hostname", switch1)
  51         ec.set(node1, "username", user1)
  52         ec.set(node1, "cleanExperiment", True)
  53         ec.set(node1, "cleanProcesses", True)
  54
  55         ovs1 = ec.register_resource("planetlab::OVSSwitch")
  56         ec.set(ovs1, "bridge_name", "nepi_bridge")
  57         ec.set(ovs1, "virtual_ip_pref", "192.168.3.1/24")
  58         ec.set(ovs1, "controller_ip", "85.23.168.77")
  59         ec.set(ovs1, "controller_port", "6633")
  60         ec.register_connection(ovs1, node1)
  61
  62         port1 = ec.register_resource("planetlab::OVSPort")
  63         ec.set(port1, "port_name", "port-1")
  64         ec.register_connection(port1, ovs1)
  65
  66         port2 = ec.register_resource("planetlab::OVSPort")
  67         ec.set(port2, "port_name", "port-2")
  68         ec.register_connection(port2, ovs1)
  69
  70         node2 = ec.register_resource("planetlab::PlanetlabNode")
  71         ec.set(node2, "hostname", switch2)
  72         ec.set(node2, "username", user2)
  73         ec.set(node2, "cleanExperiment", True)
  74         ec.set(node2, "cleanProcesses", True)
  75
  76         ovs2 = ec.register_resource("planetlab::OVSSwitch")
  77         ec.set(ovs2, "bridge_name", "nepi_bridge")
  78         ec.set(ovs2, "virtual_ip_pref", "192.168.3.2/24")
  79         ec.set(ovs2, "controller_ip", "85.23.168.77")
  80         ec.set(ovs2, "controller_port", "6633")
  81         ec.register_connection(ovs2, node2)
  82
  83         port3 = ec.register_resource("planetlab::OVSPort")
  84         ec.set(port3, "port_name", "port-3")
  85         ec.register_connection(port3, ovs2)
  86
  87         port4 = ec.register_resource("planetlab::OVSPort")
  88         ec.set(port4, "port_name", "port-4")
  89         ec.register_connection(port4, ovs2)
  90
  91         node3 = ec.register_resource("planetlab::Node")
  92         ec.set(node3, "hostname", host1)
  93         ec.set(node3, "username", user3)
  94         ec.set(node3, "cleanExperiment", True)
  95         ec.set(node3, "cleanProcesses", True)
  96
  97         tap1 = ec.register_resource("planetlab::Tap")
  98         ec.set(tap1, "ip4", "192.168.3.3")
  99         ec.set(tap1, "pointopoint", "192.168.3.1")
 100         ec.set(tap1, "prefix4", 24)
 101         ec.register_connection(tap1, node3)
 102
 103         node4 = ec.register_resource("planetlab::Node")
 104         ec.set(node4, "hostname", host2)
 105         ec.set(node4, "username", user4)
 106         ec.set(node4, "cleanExperiment", True)
 107         ec.set(node4, "cleanProcesses", True)
 108
 109         tap2 = ec.register_resource("planetlab::Tap")
 110         ec.set(tap2, "ip4", "192.168.3.4")
 111         ec.set(tap2, "pointopoint", "192.168.3.2")
 112         ec.set(tap2, "prefix4", 24)
 113         ec.register_connection(tap2, node4)
 114
 115         ovstun1 = ec.register_resource("planetlab::OVSTunnel")
 116         ec.register_connection(port1, ovstun1)
 117         ec.register_connection(tap1, ovstun1)
 118
 119         ovstun2 = ec.register_resource("plantelab::OVSTunnel")
 120         ec.register_connection(port3, ovstun2)
 121         ec.register_connection(tap2, ovstun2)
 122
 123         ovstun3 = ec.register_resource("planetlab::OVSTunnel")
 124         ec.register_connection(port2, ovstun3)
 125         ec.register_connection(port4, ovstun3)
 126
 127         app1 = ec.register_resource("linux::Application")
 128         cmd = "ping -c3 192.168.3.2"
 129         ec.set(app1, "command", cmd)
 130         ec.register_connection(app1, node1)
 131
 132         app2 = ec.register_resource("linux::Application")
 133         cmd = "ping -c3 192.168.3.4"
 134         ec.set(app2, "command", cmd)
 135         ec.register_connection(app2, node2)
 136
 137         ec.deploy()
 138
 139         ec.wait_finished(app2)
 140
 141         if_name = ec.get(tap1, "deviceName")
 142         self.assertTrue(if_name.startswith("tap"))
 143
 144         if_name = ec.get(tap2, "deviceName")
 145         self.assertTrue(if_name.startswith("tap"))
 146
 147         ping1 = ec.trace(app1, 'stdout')
 148         expected1 = """3 packets transmitted, 3 received, 0% packet loss"""
 149         self.assertTrue(ping1.find(expected1) > -1)
 150
 151         ping2 = ec.trace(app2, 'stdout')
 152         expected2 = """3 packets transmitted, 3 received, 0% packet loss"""
 153         self.assertTrue(ping2.find(expected2) > -1)
 154
 155         ec.shutdown()
 156
 157     def test_ovs(self):
 158         self.t_ovs(self.user, self.switch1, self.user, self.switch2, self.user, self.host1, self.user, self.host2)
 159
 160 if __name__ == '__main__':
 161     unittest.main()
 162