#!/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 nepi.execution.resource import ResourceState, ResourceAction
from nepi.execution.trace import TraceAttr
from test_utils import skipIfNotAlive
import os
import time
import unittest
def add_ns3_node(ec, simu):
node = ec.register_resource("ns3::Node")
ec.set(node, "enableStack", True)
ec.register_connection(node, simu)
return node
def add_fd_device(ec, node, ip, prefix):
dev = ec.register_resource("ns3::FdNetDevice")
ec.set(dev, "ip", ip)
ec.set(dev, "prefix", prefix)
ec.register_connection(node, dev)
return dev
def add_tap_device(ec, node, ip, prefix):
dev = ec.register_resource("linux::Tap")
ec.set(dev, "ip", ip)
ec.set(dev, "prefix", prefix)
ec.register_connection(node, dev)
return dev
def add_point2point_device(ec, node, ip, prefix):
dev = ec.register_resource("ns3::PointToPointNetDevice")
ec.set(dev, "ip", ip)
ec.set(dev, "prefix", prefix)
ec.register_connection(node, dev)
queue = ec.register_resource("ns3::DropTailQueue")
ec.register_connection(dev, queue)
return dev
class LinuxNS3FdNetDeviceTest(unittest.TestCase):
def setUp(self):
self.fedora_host = "nepi2.pl.sophia.inria.fr"
self.fedora_user = "inria_nepi"
self.fedora_identity = "%s/.ssh/id_rsa_planetlab" % (os.environ['HOME'])
self.ubuntu_host = "roseval.pl.sophia.inria.fr"
self.ubuntu_user = "inria_nepi"
self.ubuntu_identity = "%s/.ssh/id_rsa" % (os.environ['HOME'])
@skipIfNotAlive
def t_cross_tunnel_ping(self, host, user = None, identity = None):
ec = ExperimentController(exp_id = "test-linux-ns3-tap-fd")
node1 = ec.register_resource("linux::Node")
ec.set(node1, "hostname", "localhost")
ec.set(node1, "cleanProcesses", True)
ec.set(node1, "cleanExperiment", True)
simu1 = ec.register_resource("linux::ns3::Simulation")
ec.set(simu1, "simulatorImplementationType", "ns3::RealtimeSimulatorImpl")
ec.set(simu1, "checksumEnabled", True)
ec.set(simu1, "verbose", True)
#ec.set(simu1, "buildMode", "debug")
#ec.set(simu1, "nsLog", "FdNetDevice")
ec.register_connection(simu1, node1)
nsnode1 = ec.register_resource("ns3::Node")
ec.set(nsnode1, "enableStack", True)
ec.register_connection(nsnode1, simu1)
fddev1 = ec.register_resource("ns3::FdNetDevice")
ec.set(fddev1, "ip", "10.0.0.1")
ec.set(fddev1, "prefix", "30")
ec.register_connection(nsnode1, fddev1)
node2 = ec.register_resource("linux::Node")
ec.set(node2, "hostname", host)
ec.set(node2, "username", user)
ec.set(node2, "identity", identity)
ec.set(node2, "cleanProcesses", True)
ec.set(node2, "cleanExperiment", True)
simu2 = ec.register_resource("linux::ns3::Simulation")
ec.set(simu2, "simulatorImplementationType", "ns3::RealtimeSimulatorImpl")
ec.set(simu2, "checksumEnabled", True)
ec.set(simu2, "verbose", True)
#ec.set(simu2, "buildMode", "debug")
#ec.set(simu2, "nsLog", "FdNetDevice")
ec.register_connection(simu2, node2)
nsnode2 = ec.register_resource("ns3::Node")
ec.set(nsnode2, "enableStack", True)
ec.register_connection(nsnode2, simu2)
fddev2 = ec.register_resource("ns3::FdNetDevice")
ec.set(fddev2, "ip", "10.0.0.2")
ec.set(fddev2, "prefix", "30")
ec.register_connection(nsnode2, fddev2)
tunnel = ec.register_resource("linux::ns3::FdUdpTunnel")
ec.register_connection(tunnel, fddev1)
ec.register_connection(tunnel, fddev2)
ping = ec.register_resource("ns3::V4Ping")
ec.set (ping, "Remote", "10.0.0.2")
ec.set (ping, "Interval", "1s")
ec.set (ping, "Verbose", True)
ec.set (ping, "StartTime", "0s")
ec.set (ping, "StopTime", "20s")
ec.register_connection(ping, nsnode1)
ec.deploy()
ec.wait_finished([ping])
stdout = ec.trace(simu1, "stdout")
expected = "20 packets transmitted, 20 received, 0% packet loss"
self.assertTrue(stdout.find(expected) > -1)
ec.shutdown()
def ztest_cross_ping_fedora(self):
self.t_cross_ping(self.fedora_host, self.fedora_user, self.fedora_identity)
def test_cross_tunnel_ping_ubuntu(self):
self.t_cross_tunnel_ping(self.ubuntu_host, self.ubuntu_user, self.ubuntu_identity)
if __name__ == '__main__':
unittest.main()