#!/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'])
@skipIfNotAlive
def t_cross_ccnpeek(self, host, user = None, identity = None):
ec = ExperimentController(exp_id = "test-linux-ns3-ccnpeek")
node = ec.register_resource("linux::Node")
if host == "localhost":
ec.set(node, "hostname", "localhost")
else:
ec.set(node, "hostname", host)
ec.set(node, "username", user)
ec.set(node, "identity", identity)
ec.set(node, "cleanProcesses", True)
ec.set(node, "cleanExperiment", True)
simu = ec.register_resource("linux::ns3::Simulation")
ec.set(simu, "simulatorImplementationType", "ns3::RealtimeSimulatorImpl")
ec.set(simu, "checksumEnabled", True)
ec.set(simu, "verbose", True)
#ec.set(simu, "buildMode", "debug")
#ec.set(simu, "nsLog", "FdNetDevice")
ec.register_connection(simu, node)
nsnode = add_ns3_node(ec, simu)
fddev = add_fd_device(ec, nsnode, "10.0.0.2", "30")
ec.enable_trace(fddev, "pcap")
ec.enable_trace(fddev, "promiscPcap")
ec.enable_trace(fddev, "ascii")
tap = add_tap_device(ec, node, "10.0.0.1", "30")
crosslink = ec.register_resource("linux::ns3::TunTapFdLink")
ec.register_connection(crosslink, tap)
ec.register_connection(crosslink, fddev)
### create DCE applications
ccnd1 = ec.register_resource("linux::ns3::dce::CCND")
ec.set(ccnd1, "stackSize", 1<<20)
ec.set(ccnd1, "StartTime", "1s")
ec.register_connection(ccnd1, nsnode)
poke = ec.register_resource("linux::ns3::dce::CCNPoke")
ec.set(poke, "contentName", "ccnx:/chunk0")
ec.set(poke, "content", "DATA")
ec.set(poke, "stackSize", 1<<20)
ec.set(poke, "StartTime", "4s")
ec.register_connection(poke, nsnode)
fib1 = ec.register_resource("linux::ns3::dce::FIBEntry")
ec.set(fib1, "protocol", "udp")
ec.set(fib1, "uri", "ccnx:/")
ec.set(fib1, "host", "10.0.0.1")
ec.set(fib1, "stackSize", 1<<20)
ec.set(fib1, "StartTime", "2s")
ec.register_connection(fib1, nsnode)
### create Linux applications
ccnd2 = ec.register_resource("linux::CCND")
ec.register_connection(ccnd2, node)
peek = ec.register_resource("linux::CCNPeek")
ec.set(peek, "contentName", "ccnx:/chunk0")
ec.register_connection(peek, ccnd2)
fib2 = ec.register_resource("linux::FIBEntry")
ec.set(fib2, "protocol", "udp")
ec.set(fib2, "uri", "ccnx:/")
ec.set(fib2, "host", "10.0.0.2")
ec.register_connection(fib2, ccnd2)
ec.register_condition(peek, ResourceAction.START, poke,
ResourceState.STARTED)
ec.deploy()
ec.wait_finished([peek])
stdout = ec.trace(peek, "stdout")
expected = "DATA"
self.assertTrue(stdout.find(expected) > -1)
ec.shutdown()
@skipIfNotAlive
def t_cross_ccncat(self, host, user = None, identity = None):
ec = ExperimentController(exp_id = "test-linux-ns3-ccncat")
node = ec.register_resource("linux::Node")
if host == "localhost":
ec.set(node, "hostname", "localhost")
else:
ec.set(node, "hostname", host)
ec.set(node, "username", user)
ec.set(node, "identity", identity)
ec.set(node, "cleanProcesses", True)
ec.set(node, "cleanExperiment", True)
simu = ec.register_resource("linux::ns3::Simulation")
ec.set(simu, "simulatorImplementationType", "ns3::RealtimeSimulatorImpl")
ec.set(simu, "checksumEnabled", True)
ec.set(simu, "verbose", True)
#ec.set(simu, "buildMode", "debug")
#ec.set(simu, "nsLog", "FdNetDevice")
ec.register_connection(simu, node)
nsnode = add_ns3_node(ec, simu)
fddev = add_fd_device(ec, nsnode, "10.0.0.2", "30")
ec.enable_trace(fddev, "pcap")
ec.enable_trace(fddev, "promiscPcap")
ec.enable_trace(fddev, "ascii")
tap = add_tap_device(ec, node, "10.0.0.1", "30")
crosslink = ec.register_resource("linux::ns3::TunTapFdLink")
ec.register_connection(crosslink, tap)
ec.register_connection(crosslink, fddev)
### create DCE applications
ccnd1 = ec.register_resource("linux::ns3::dce::CCND")
ec.set(ccnd1, "stackSize", 1<<20)
ec.set(ccnd1, "StartTime", "1s")
ec.register_connection(ccnd1, nsnode)
repofile = os.path.join(
os.path.dirname(os.path.realpath(__file__)),
"ccn",
"repoFile1")
ccnr = ec.register_resource("linux::ns3::dce::CCNR")
ec.set (ccnr, "repoFile1", repofile)
ec.set (ccnr, "stackSize", 1<<20)
ec.set (ccnr, "StartTime", "2s")
ec.set (ccnr, "StopTime", "4s")
ec.register_connection(ccnr, nsnode)
fib1 = ec.register_resource("linux::ns3::dce::FIBEntry")
ec.set(fib1, "protocol", "udp")
ec.set(fib1, "uri", "ccnx:/")
ec.set(fib1, "host", "10.0.0.1")
ec.set(fib1, "stackSize", 1<<20)
ec.set(fib1, "StartTime", "2s")
ec.register_connection(fib1, nsnode)
### create Linux applications
ccnd2 = ec.register_resource("linux::CCND")
ec.register_connection(ccnd2, node)
ccncat = ec.register_resource("linux::CCNCat")
ec.set(ccncat, "contentName", "ccnx:/test/bunny.ts")
ec.register_connection(ccncat, ccnd2)
"""
peek = ec.register_resource("linux::CCNPeek")
ec.set(peek, "contentName", "ccnx:/test/bunny.ts")
ec.register_connection(peek, ccnd2)
"""
fib2 = ec.register_resource("linux::FIBEntry")
ec.set(fib2, "protocol", "udp")
ec.set(fib2, "uri", "ccnx:/")
ec.set(fib2, "host", "10.0.0.2")
ec.register_connection(fib2, ccnd2)
ec.register_condition(ccncat, ResourceAction.START, ccnr,
ResourceState.STARTED)
ec.deploy()
#ec.wait_finished([ccncat])
import time
time.sleep(60)
stdout = ec.trace(ccncat, "stdout")
f = open("bunny.ts", "w")
f.write(stdout)
f.close()
#expected = "DATA"
#self.assertTrue(stdout.find(expected) > -1)
ec.shutdown()
def ztest_cross_ccnpeek_fedora(self):
self.t_cross_cnnpeek(self.fedora_host, self.fedora_user, self.fedora_identity)
def ztest_cross_ccnpeek_local(self):
self.t_cross_ccnpeek("localhost")
def test_cross_ccncat_local(self):
self.t_cross_ccncat("localhost")
if __name__ == '__main__':
unittest.main()