from nepi.execution.ec import ExperimentController
+from nepi.execution.trace import TraceAttr
import os
import time
import unittest
+def add_ns3_node(ec, simu):
+ ns3_node = ec.register_resource("ns3::Node")
+ ec.register_connection(ns3_node, simu)
+
+ ipv4 = ec.register_resource("ns3::Ipv4L3Protocol")
+ ec.register_connection(ns3_node, ipv4)
+
+ arp = ec.register_resource("ns3::ArpL3Protocol")
+ ec.register_connection(ns3_node, arp)
+
+ icmp = ec.register_resource("ns3::Icmpv4L4Protocol")
+ ec.register_connection(ns3_node, icmp)
+
+ return ns3_node
+
+def add_point2point_device(ec, ns3_node, address, prefix):
+ dev = ec.register_resource("ns3::PointToPointNetDevice")
+ ec.set(dev, "ip", address)
+ ec.set(dev, "prefix", prefix)
+ ec.register_connection(ns3_node, dev)
+
+ queue = ec.register_resource("ns3::DropTailQueue")
+ ec.register_connection(dev, queue)
+
+ return dev
+
+def add_csma_device(ec, ns3_node, address, prefix):
+ dev = ec.register_resource("ns3::CsmaNetDevice")
+ ec.set(dev, "ip", address)
+ ec.set(dev, "prefix", prefix)
+ ec.register_connection(ns3_node, dev)
+
+ queue = ec.register_resource("ns3::DropTailQueue")
+ ec.register_connection(dev, queue)
+
+ return dev
+
class LinuxNS3ClientTest(unittest.TestCase):
- def test_runtime_attr_modify(self):
- ssh_key = "%s/.ssh/id_rsa_planetlab" % (os.environ['HOME'])
+ def setUp(self):
+ #self.fedora_host = "nepi2.pl.sophia.inria.fr"
+ self.fedora_host = "planetlabpc1.upf.edu"
+ #self.fedora_host = "peeramide.irisa.fr"
+ self.fedora_user = "inria_nepi"
+ #self.fedora_user = "inria_alina"
+ self.fedora_identity = "%s/.ssh/id_rsa_planetlab" % (os.environ['HOME'])
+
+ def test_simple_p2p_ping(self):
+ ec = ExperimentController(exp_id = "test-ns3-p2p-ping")
+
+ node = ec.register_resource("LinuxNode")
+ ec.set(node, "hostname", self.fedora_host)
+ ec.set(node, "username", self.fedora_user)
+ ec.set(node, "identity", self.fedora_identity)
+ ec.set(node, "cleanProcesses", True)
+ #ec.set(node, "cleanHome", True)
+
+ simu = ec.register_resource("LinuxNS3Simulation")
+ ec.register_connection(simu, node)
+
+ nsnode1 = add_ns3_node(ec, simu)
+ dev1 = add_point2point_device(ec, nsnode1, "10.0.0.1", "30")
+
+ nsnode2 = add_ns3_node(ec, simu)
+ dev2 = add_point2point_device(ec, nsnode2, "10.0.0.2", "30")
+
+ # Create channel
+ chan = ec.register_resource("ns3::PointToPointChannel")
+ ec.set(chan, "Delay", "0s")
+ ec.register_connection(chan, dev1)
+ ec.register_connection(chan, dev2)
+
+ ### create pinger
+ 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(simu, "stdout")
+
+ expected = "20 packets transmitted, 20 received, 0% packet loss"
+ self.assertTrue(stdout.find(expected) > -1)
+
+ ec.shutdown()
- ec = ExperimentController(exp_id = "test-ns3-simu")
+ def test_simple_cmsa_ping(self):
+ ec = ExperimentController(exp_id = "test-ns3-csma-ping")
node = ec.register_resource("LinuxNode")
- #ec.set(node, "hostname", "roseval.pl.sophia.inria.fr")
- #ec.set(node, "username", "alina")
- ec.set(node, "hostname", "peeramide.irisa.fr")
- #ec.set(node, "hostname", "planetlab2.upc.es")
- ec.set(node, "username", "inria_alina")
- ec.set(node, "identity", ssh_key)
+ ec.set(node, "hostname", self.fedora_host)
+ ec.set(node, "username", self.fedora_user)
+ ec.set(node, "identity", self.fedora_identity)
ec.set(node, "cleanProcesses", True)
+ #ec.set(node, "cleanHome", True)
+
+ simu = ec.register_resource("LinuxNS3Simulation")
+ ec.register_connection(simu, node)
+
+ nsnode1 = add_ns3_node(ec, simu)
+ dev1 = add_csma_device(ec, nsnode1, "10.0.0.1", "30")
+
+ nsnode2 = add_ns3_node(ec, simu)
+ dev2 = add_csma_device(ec, nsnode2, "10.0.0.2", "30")
+
+ # Create channel
+ chan = ec.register_resource("ns3::CsmaChannel")
+ ec.set(chan, "Delay", "0s")
+ ec.register_connection(chan, dev1)
+ ec.register_connection(chan, dev2)
+
+ ### create pinger
+ 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(simu, "stdout")
+
+ expected = "20 packets transmitted, 20 received, 0% packet loss"
+ self.assertTrue(stdout.find(expected) > -1)
+
+ ec.shutdown()
+
+ def test_compile_local_source(self):
+ ec = ExperimentController(exp_id = "test-ns3-local-source")
+
+ node = ec.register_resource("LinuxNode")
+ ec.set(node, "hostname", self.fedora_host)
+ ec.set(node, "username", self.fedora_user)
+ ec.set(node, "identity", self.fedora_identity)
+ ec.set(node, "cleanProcesses", True)
+ #ec.set(node, "cleanHome", True)
+
+ simu = ec.register_resource("LinuxNS3Simulation")
+ sources = os.path.join(os.path.dirname(os.path.realpath(__file__)),
+ "ns-3.18-user.tar.gz")
+ ec.set(simu, "sources", sources)
+ ec.register_connection(simu, node)
+
+ nsnode1 = add_ns3_node(ec, simu)
+ dev1 = add_csma_device(ec, nsnode1, "10.0.0.1", "30")
+
+ nsnode2 = add_ns3_node(ec, simu)
+ dev2 = add_csma_device(ec, nsnode2, "10.0.0.2", "30")
+
+ # Create channel
+ chan = ec.register_resource("ns3::CsmaChannel")
+ ec.set(chan, "Delay", "0s")
+ ec.register_connection(chan, dev1)
+ ec.register_connection(chan, dev2)
+
+ ### create pinger
+ 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(simu, "stdout")
+
+ expected = "20 packets transmitted, 20 received, 0% packet loss"
+ self.assertTrue(stdout.find(expected) > -1)
+
+ ec.shutdown()
+
+ def test_compile_debug_mode(self):
+ ec = ExperimentController(exp_id = "test-ns3-debug-mode")
+
+ node = ec.register_resource("LinuxNode")
+ ec.set(node, "hostname", self.fedora_host)
+ ec.set(node, "username", self.fedora_user)
+ ec.set(node, "identity", self.fedora_identity)
+ ec.set(node, "cleanProcesses", True)
+ #ec.set(node, "cleanHome", True)
simu = ec.register_resource("LinuxNS3Simulation")
ec.set(simu, "verbose", True)
+ ec.set(simu, "nsLog", "V4Ping:Node")
+ ec.set(simu, "buildMode", "debug")
ec.register_connection(simu, node)
- nsnode1 = ec.register_resource("ns3::Node")
- ec.register_connection(nsnode1, simu)
+ nsnode1 = add_ns3_node(ec, simu)
+ dev1 = add_csma_device(ec, nsnode1, "10.0.0.1", "30")
+
+ nsnode2 = add_ns3_node(ec, simu)
+ dev2 = add_csma_device(ec, nsnode2, "10.0.0.2", "30")
- ipv41 = ec.register_resource("ns3::Ipv4L3Protocol")
- ec.register_connection(nsnode1, ipv41)
+ # Create channel
+ chan = ec.register_resource("ns3::CsmaChannel")
+ ec.set(chan, "Delay", "0s")
+ ec.register_connection(chan, dev1)
+ ec.register_connection(chan, dev2)
+
+ ### create pinger
+ 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(simu, "stdout")
+
+ expected = "20 packets transmitted, 20 received, 0% packet loss"
+ self.assertTrue(stdout.find(expected) > -1)
+
+ stderr = ec.trace(simu, "stderr")
+ expected = "V4Ping:Read32"
+ self.assertTrue(stderr.find(expected) > -1)
+
+ ec.shutdown()
- arp1 = ec.register_resource("ns3::ArpL3Protocol")
- ec.register_connection(nsnode1, arp1)
+ def test_real_time(self):
+ ec = ExperimentController(exp_id = "test-ns3-real-time")
- icmp1 = ec.register_resource("ns3::Icmpv4L4Protocol")
- ec.register_connection(nsnode1, icmp1)
+ node = ec.register_resource("LinuxNode")
+ ec.set(node, "hostname", self.fedora_host)
+ ec.set(node, "username", self.fedora_user)
+ ec.set(node, "identity", self.fedora_identity)
+ ec.set(node, "cleanProcesses", True)
+ #ec.set(node, "cleanHome", True)
+
+ simu = ec.register_resource("LinuxNS3Simulation")
+ ec.set(simu, "simulatorImplementationType", "ns3::RealtimeSimulatorImpl")
+ ec.set(simu, "checksumEnabled", True)
+ ec.set(simu, "verbose", True)
+ ec.register_connection(simu, node)
+
+ nsnode1 = add_ns3_node(ec, simu)
+ dev1 = add_point2point_device(ec, nsnode1, "10.0.0.1", "30")
+
+ nsnode2 = add_ns3_node(ec, simu)
+ dev2 = add_point2point_device(ec, nsnode2, "10.0.0.2", "30")
+
+ # Create channel
+ chan = ec.register_resource("ns3::PointToPointChannel")
+ ec.set(chan, "Delay", "0s")
+ ec.register_connection(chan, dev1)
+ ec.register_connection(chan, dev2)
+
+ ### create pinger
+ 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(simu, "stdout")
- p1 = ec.register_resource("ns3::PointToPointNetDevice")
- ec.set(p1, "ip", "10.0.0.1")
- ec.set(p1, "prefix", "30")
- ec.register_connection(nsnode1, p1)
- q1 = ec.register_resource("ns3::DropTailQueue")
- ec.register_connection(p1, q1)
+ expected = "20 packets transmitted, 20 received, 0% packet loss"
+ self.assertTrue(stdout.find(expected) > -1)
- nsnode2 = ec.register_resource("ns3::Node")
- ec.register_connection(nsnode2, simu)
+ rm = ec.get_resource(ping)
+ start_time = rm.start_time
+ stop_time = rm.stop_time
+ delta = stop_time - start_time
- ipv42 = ec.register_resource("ns3::Ipv4L3Protocol")
- ec.register_connection(nsnode2, ipv42)
+ self.assertTrue(delta.seconds >= 20)
+ self.assertTrue(delta.seconds < 25)
- arp2 = ec.register_resource("ns3::ArpL3Protocol")
- ec.register_connection(nsnode2, arp2)
+ ec.shutdown()
+
+ def test_dev2p_traces(self):
+ ec = ExperimentController(exp_id = "test-ns3-dev2p-traces")
- icmp2 = ec.register_resource("ns3::Icmpv4L4Protocol")
- ec.register_connection(nsnode2, icmp2)
+ node = ec.register_resource("LinuxNode")
+ ec.set(node, "hostname", self.fedora_host)
+ ec.set(node, "username", self.fedora_user)
+ ec.set(node, "identity", self.fedora_identity)
+ ec.set(node, "cleanProcesses", True)
+ #ec.set(node, "cleanHome", True)
- p2 = ec.register_resource("ns3::PointToPointNetDevice")
- ec.set(p2, "ip", "10.0.0.2")
- ec.set(p2, "prefix", "30")
- ec.register_connection(nsnode2, p2)
- q2 = ec.register_resource("ns3::DropTailQueue")
- ec.register_connection(p2, q2)
+ simu = ec.register_resource("LinuxNS3Simulation")
+ ec.register_connection(simu, node)
+
+ nsnode1 = add_ns3_node(ec, simu)
+ dev1 = add_point2point_device(ec, nsnode1, "10.0.0.1", "30")
+
+ nsnode2 = add_ns3_node(ec, simu)
+ dev2 = add_point2point_device(ec, nsnode2, "10.0.0.2", "30")
# Create channel
chan = ec.register_resource("ns3::PointToPointChannel")
ec.set(chan, "Delay", "0s")
- ec.register_connection(chan, p1)
- ec.register_connection(chan, p2)
+ ec.register_connection(chan, dev1)
+ ec.register_connection(chan, dev2)
### create pinger
ping = ec.register_resource("ns3::V4Ping")
ec.set (ping, "StopTime", "20s")
ec.register_connection(ping, nsnode1)
+ # enable traces
+ ec.enable_trace(dev1, "pcap")
+ ec.enable_trace(dev1, "promiscPcap")
+ ec.enable_trace(dev1, "ascii")
+
+ ec.enable_trace(dev2, "pcap")
+ ec.enable_trace(dev2, "promiscPcap")
+ ec.enable_trace(dev2, "ascii")
+
ec.deploy()
- #time.sleep(60)
- ec.wait_started([ping])
- #ec.wait_finised([ping])
+ ec.wait_finished([ping])
+
+ # Trace verification
+ rm_simu = ec.get_resource(simu)
+
+ # TODO: Fix this in ns-3: pcap traces do not flush until the Simulator
+ # process is ended, so we can't get the traces of the 'pcap' and
+ # 'promiscPcap' traces.
+ #
+ #for trace in ["pcap", "promiscPcap", "ascii"]:
+ for trace in ["ascii"]:
+ for guid in [dev1, dev2]:
+ output = ec.trace(guid, trace)
+
+ size = ec.trace(guid, trace, attr = TraceAttr.SIZE)
+ self.assertEquals(size, len(output))
+ self.assertTrue(size > 100)
+
+ block = ec.trace(guid, trace, attr = TraceAttr.STREAM, block = 5, offset = 1)
+ self.assertEquals(block, output[5:10])
+
+ trace_path = ec.trace(guid, trace, attr = TraceAttr.PATH)
+ rm = ec.get_resource(guid)
+ path = os.path.join(rm_simu.run_home, rm._trace_filename.get(trace))
+ self.assertEquals(trace_path, path)
ec.shutdown()