#!/usr/bin/env python
#
# NEPI, a framework to manage network experiments
# Copyright (C) 2013 INRIA
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see .
#
# Author: Alina Quereilhac
from nepi.execution.ec import ExperimentController
from test_utils import skipIfAnyNotAlive
import os
import time
import unittest
class UdpTunnelTestCase(unittest.TestCase):
def setUp(self):
self.host1 = "nepi2.pl.sophia.inria.fr"
self.host2 = "nepi5.pl.sophia.inria.fr"
self.user = "inria_nepi"
@skipIfAnyNotAlive
def t_tap_udp_tunnel(self, user1, host1, user2, host2):
ec = ExperimentController(exp_id = "test-tap-udp-tunnel")
node1 = ec.register_resource("PlanetlabNode")
ec.set(node1, "hostname", host1)
ec.set(node1, "username", user1)
ec.set(node1, "cleanHome", True)
ec.set(node1, "cleanProcesses", True)
tap1 = ec.register_resource("PlanetlabTap")
ec.set(tap1, "ip4", "192.168.1.1")
ec.set(tap1, "pointopoint", "192.168.1.2")
ec.set(tap1, "prefix4", 24)
ec.register_connection(tap1, node1)
node2 = ec.register_resource("PlanetlabNode")
ec.set(node2, "hostname", host2)
ec.set(node2, "username", user2)
ec.set(node2, "cleanHome", True)
ec.set(node2, "cleanProcesses", True)
tap2 = ec.register_resource("PlanetlabTap")
ec.set(tap2, "ip4", "192.168.1.2")
ec.set(tap2, "pointopoint", "192.168.1.1")
ec.set(tap2, "prefix4", 24)
ec.register_connection(tap2, node2)
udptun = ec.register_resource("UdpTunnel")
ec.register_connection(tap1, udptun)
ec.register_connection(tap2, udptun)
app = ec.register_resource("LinuxApplication")
cmd = "ping -c3 192.168.1.2"
ec.set(app, "command", cmd)
ec.register_connection(app, node1)
ec.deploy()
ec.wait_finished(app)
ping = ec.trace(app, 'stdout')
expected = """3 packets transmitted, 3 received, 0% packet loss"""
self.assertTrue(ping.find(expected) > -1)
if_name = ec.get(tap1, "deviceName")
self.assertTrue(if_name.startswith("tap"))
if_name = ec.get(tap2, "deviceName")
self.assertTrue(if_name.startswith("tap"))
ec.shutdown()
@skipIfAnyNotAlive
def t_tun_udp_tunnel(self, user1, host1, user2, host2):
ec = ExperimentController(exp_id = "test-tap-udp-tunnel")
node1 = ec.register_resource("PlanetlabNode")
ec.set(node1, "hostname", host1)
ec.set(node1, "username", user1)
ec.set(node1, "cleanHome", True)
ec.set(node1, "cleanProcesses", True)
tun1 = ec.register_resource("PlanetlabTun")
ec.set(tun1, "ip4", "192.168.1.1")
ec.set(tun1, "pointopoint", "192.168.1.2")
ec.set(tun1, "prefix4", 24)
ec.register_connection(tun1, node1)
node2 = ec.register_resource("PlanetlabNode")
ec.set(node2, "hostname", host2)
ec.set(node2, "username", user2)
ec.set(node2, "cleanHome", True)
ec.set(node2, "cleanProcesses", True)
tun2 = ec.register_resource("PlanetlabTun")
ec.set(tun2, "ip4", "192.168.1.2")
ec.set(tun2, "pointopoint", "192.168.1.1")
ec.set(tun2, "prefix4", 24)
ec.register_connection(tun2, node2)
udptun = ec.register_resource("UdpTunnel")
ec.register_connection(tun1, udptun)
ec.register_connection(tun2, udptun)
app = ec.register_resource("LinuxApplication")
cmd = "ping -c3 192.168.1.2"
ec.set(app, "command", cmd)
ec.register_connection(app, node1)
ec.deploy()
ec.wait_finished(app)
ping = ec.trace(app, 'stdout')
expected = """3 packets transmitted, 3 received, 0% packet loss"""
self.assertTrue(ping.find(expected) > -1)
if_name = ec.get(tun1, "deviceName")
self.assertTrue(if_name.startswith("tun"))
if_name = ec.get(tun2, "deviceName")
self.assertTrue(if_name.startswith("tun"))
ec.shutdown()
def test_tap_udp_tunnel(self):
self.t_tap_udp_tunnel(self.user, self.host1, self.user, self.host2)
def test_tun_udp_tunnel(self):
self.t_tun_udp_tunnel(self.user, self.host1, self.user, self.host2)
if __name__ == '__main__':
unittest.main()