#!/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 version 2 as
# published by the Free Software Foundation;
#
# 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 skipIfAnyNotAliveWithIdentity
import os
import time
import unittest
class PlanetLabGRETunnelTestCase(unittest.TestCase):
def setUp(self):
#self.host1 = "nepi2.pl.sophia.inria.fr"
#self.host2 = "nepi5.pl.sophia.inria.fr"
self.host1 = "onelab4.warsaw.rd.tp.pl"
self.host2 = "inriarennes1.irisa.fr"
self.host3 = "roseval.pl.sophia.inria.fr"
self.user = "inria_nepi"
self.identity = "%s/.ssh/id_rsa_planetlab" % (os.environ['HOME'])
#self.netblock = "192.168.1"
self.netblock = "192.168.3"
@skipIfAnyNotAliveWithIdentity
def t_tap_gre_tunnel(self, user1, host1, identity1, user2, host2,
identity2):
ec = ExperimentController(exp_id="test-tap-gre-tunnel")
node1 = ec.register_resource("planetlab::Node")
ec.set(node1, "hostname", host1)
ec.set(node1, "username", user1)
ec.set(node1, "identity", identity1)
ec.set(node1, "cleanExperiment", True)
ec.set(node1, "cleanProcesses", True)
tap1 = ec.register_resource("planetlab::Tap")
ec.set(tap1, "ip", "%s.1" % self.netblock)
ec.set(tap1, "prefix", "24")
ec.register_connection(tap1, node1)
node2 = ec.register_resource("planetlab::Node")
ec.set(node2, "hostname", host2)
ec.set(node2, "username", user2)
ec.set(node2, "identity", identity2)
ec.set(node2, "cleanExperiment", True)
ec.set(node2, "cleanProcesses", True)
tap2 = ec.register_resource("planetlab::Tap")
ec.set(tap2, "ip", "%s.2" % self.netblock)
ec.set(tap2, "prefix", "24")
ec.register_connection(tap2, node2)
gretun = ec.register_resource("linux::GRETunnel")
ec.register_connection(tap1, gretun)
ec.register_connection(tap2, gretun)
app = ec.register_resource("linux::Application")
cmd = "ping -c3 %s.2" % self.netblock
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()
@skipIfAnyNotAliveWithIdentity
def t_tun_gre_tunnel(self, user1, host1, identity1, user2, host2,
identity2):
ec = ExperimentController(exp_id="test-tun-gre-tunnel")
node1 = ec.register_resource("planetlab::Node")
ec.set(node1, "hostname", host1)
ec.set(node1, "username", user1)
ec.set(node1, "identity", identity1)
ec.set(node1, "cleanExperiment", True)
ec.set(node1, "cleanProcesses", True)
tun1 = ec.register_resource("planetlab::Tun")
ec.set(tun1, "ip", "%s.1" % self.netblock)
ec.set(tun1, "prefix", "24")
ec.register_connection(tun1, node1)
node2 = ec.register_resource("planetlab::Node")
ec.set(node2, "hostname", host2)
ec.set(node2, "username", user2)
ec.set(node2, "identity", identity2)
ec.set(node2, "cleanExperiment", True)
ec.set(node2, "cleanProcesses", True)
tun2 = ec.register_resource("planetlab::Tun")
ec.set(tun2, "ip", "%s.2" % self.netblock)
ec.set(tun2, "prefix", "24")
ec.register_connection(tun2, node2)
udptun = ec.register_resource("linux::GRETunnel")
ec.register_connection(tun1, udptun)
ec.register_connection(tun2, udptun)
app = ec.register_resource("linux::Application")
cmd = "ping -c3 %s.2" % self.netblock
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()
@skipIfAnyNotAliveWithIdentity
def t_tun_hybrid_gre_tunnel(self, user1, host1, identity1,
user2, host2, identity2):
ec = ExperimentController(exp_id="test-tap-hybrid-gre-tunnel")
node1 = ec.register_resource("planetlab::Node")
ec.set(node1, "hostname", host1)
ec.set(node1, "username", user1)
ec.set(node1, "identity", identity1)
ec.set(node1, "cleanExperiment", True)
ec.set(node1, "cleanProcesses", True)
tun1 = ec.register_resource("planetlab::Tun")
ec.set(tun1, "ip", "%s.1" % self.netblock)
ec.set(tun1, "prefix", "24")
ec.register_connection(tun1, node1)
node2 = ec.register_resource("linux::Node")
ec.set(node2, "hostname", host2)
ec.set(node2, "username", user2)
ec.set(node2, "identity", identity2)
ec.set(node2, "cleanExperiment", True)
ec.set(node2, "cleanProcesses", True)
tun2 = ec.register_resource("linux::Tun")
ec.set(tun2, "ip", "%s.2" % self.netblock)
ec.set(tun2, "prefix", "24")
ec.register_connection(tun2, node2)
gretun = ec.register_resource("linux::GRETunnel")
ec.register_connection(tun1, gretun)
ec.register_connection(tun2, gretun)
app = ec.register_resource("linux::Application")
# It seems the hybrid tunnel takes some time to setup... we add a sleep 5
# XXX: Debug this to see if it can be fixed on the RMs
cmd = "sleep 5; ping -c3 %s.2" % self.netblock
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_gre_tunnel(self):
self.t_tap_gre_tunnel(self.user, self.host1, self.identity,
self.user, self.host2, self.identity)
def test_tun_gre_tunnel(self):
self.t_tun_gre_tunnel(self.user, self.host1, self.identity,
self.user, self.host2, self.identity)
# does not work
def ztest_tun_hybrid_gre_tunnel(self):
self.t_tun_hybrid_gre_tunnel(self.user, self.host1, self.identity,
self.user, self.host3, self.identity)
if __name__ == '__main__':
unittest.main()