From: Claudio-Daniel Freire Date: Tue, 17 May 2011 13:13:33 +0000 (+0200) Subject: Cross TUN test X-Git-Tag: nepi_v2~23 X-Git-Url: http://git.onelab.eu/?a=commitdiff_plain;h=c9cf6aba35ca6ecff559820260bf3bc987456550;p=nepi.git Cross TUN test --- diff --git a/test/testbeds/planetlab/integration_cross.py b/test/testbeds/planetlab/integration_cross.py new file mode 100755 index 00000000..bbb19182 --- /dev/null +++ b/test/testbeds/planetlab/integration_cross.py @@ -0,0 +1,225 @@ +#!/usr/bin/env python +# -*- coding: utf-8 -*- + +import getpass +from nepi.core.design import ExperimentDescription, FactoriesProvider +from nepi.core.execute import ExperimentController +from nepi.util import proxy +from nepi.util.constants import DeploymentConfiguration as DC, ATTR_NEPI_TESTBED_ENVIRONMENT_SETUP +import os +import shutil +import tempfile +import test_util +import time +import unittest +import re + +class PlanetLabMultiIntegrationTestCase(unittest.TestCase): + testbed_id = "planetlab" + testbed_version = "01" + + slicename1 = "inria_nepi" + plchost1 = "nepiplc.pl.sophia.inria.fr" + + slicename2 = "inria_nepi12" + plchost2 = "www.planet-lab.eu" + + host1pl1 = "nepi1.pl.sophia.inria.fr" + host2pl1 = "nepi2.pl.sophia.inria.fr" + + host1pl2 = "onelab11.pl.sophia.inria.fr" + host2pl2 = "onelab10.pl.sophia.inria.fr" + + def setUp(self): + self.root_dir = tempfile.mkdtemp() + + def tearDown(self): + try: + shutil.rmtree(self.root_dir) + except: + # retry + time.sleep(0.1) + shutil.rmtree(self.root_dir) + + def make_experiment_desc(self): + testbed_id = self.testbed_id + testbed_version = self.testbed_version + + slicename1 = self.slicename1 + plchost1 = self.plchost1 + + slicename2 = self.slicename2 + plchost2 = self.plchost2 + + pl_ssh_key = os.environ.get( + "PL_SSH_KEY", + "%s/.ssh/id_rsa_planetlab" % (os.environ['HOME'],) ) + pl_user, pl_pwd = test_util.pl_auth() + + exp_desc = ExperimentDescription() + pl_provider = FactoriesProvider(testbed_id, testbed_version) + pl_desc = exp_desc.add_testbed_description(pl_provider) + pl_desc.set_attribute_value("homeDirectory", self.root_dir) + pl_desc.set_attribute_value("slice", slicename1) + pl_desc.set_attribute_value("sliceSSHKey", pl_ssh_key) + pl_desc.set_attribute_value("authUser", pl_user) + pl_desc.set_attribute_value("authPass", pl_pwd) + pl_desc.set_attribute_value("plcHost", plchost1) + + pl_desc2 = exp_desc.add_testbed_description(pl_provider) + pl_desc2.set_attribute_value("homeDirectory", self.root_dir+"v2") + pl_desc2.set_attribute_value("slice", slicename2) + pl_desc2.set_attribute_value("sliceSSHKey", pl_ssh_key) + pl_desc2.set_attribute_value("authUser", pl_user) + pl_desc2.set_attribute_value("authPass", pl_pwd) + pl_desc2.set_attribute_value("plcHost", plchost2) + + return pl_desc, pl_desc2, exp_desc + + def make_pl_tapnode(self, pl, tapip, hostname, label_prefix): + node1 = pl.create("Node") + node1.set_attribute_value("hostname", hostname) + node1.set_attribute_value("label", label_prefix) + node1.set_attribute_value("emulation", True) # require emulation + iface1 = pl.create("NodeInterface") + iface1.set_attribute_value("label", label_prefix+"iface") + if tapip: + tap1 = pl.create("TapInterface") + tap1.enable_trace("packets") # for error output + tap1.set_attribute_value("label", label_prefix+"tap") + + node1.connector("devs").connect(tap1.connector("node")) + + tap1ip = tap1.add_address() + tap1ip.set_attribute_value("Address", tapip) + tap1ip.set_attribute_value("NetPrefix", 24) + tap1ip.set_attribute_value("Broadcast", False) + else: + tap1 = None + tap1ip = None + inet = pl.create("Internet") + node1.connector("devs").connect(iface1.connector("node")) + iface1.connector("inet").connect(inet.connector("devs")) + + return node1, iface1, tap1, tap1ip, inet + + def make_ns_in_pl(self, pl, exp, node1, iface1, root): + ns3_testbed_id = "ns3" + ns3_testbed_version = "3_9_RC3" + + # Add NS3 support in node1 + plnepi = pl.create("NepiDependency") + plns3 = pl.create("NS3Dependency") + plnepi.connector("node").connect(node1.connector("deps")) + plns3.connector("node").connect(node1.connector("deps")) + + # Create NS3 testbed running in node1 + ns3_provider = FactoriesProvider(ns3_testbed_id, ns3_testbed_version) + ns3_desc = exp.add_testbed_description(ns3_provider) + ns3_desc.set_attribute_value("rootDirectory", root) + ns3_desc.set_attribute_value("SimulatorImplementationType", "ns3::RealtimeSimulatorImpl") + ns3_desc.set_attribute_value("ChecksumEnabled", True) + ns3_desc.set_attribute_value(DC.DEPLOYMENT_HOST, "{#[%s].addr[0].[Address]#}" % ( + iface1.get_attribute_value("label"),)) + ns3_desc.set_attribute_value(DC.DEPLOYMENT_USER, + pl.get_attribute_value("slice")) + ns3_desc.set_attribute_value(DC.DEPLOYMENT_KEY, + pl.get_attribute_value("sliceSSHKey")) + ns3_desc.set_attribute_value(DC.DEPLOYMENT_MODE, DC.MODE_DAEMON) + ns3_desc.set_attribute_value(DC.DEPLOYMENT_COMMUNICATION, DC.ACCESS_SSH) + ns3_desc.set_attribute_value(DC.DEPLOYMENT_ENVIRONMENT_SETUP, + "{#[%s].[%s]#}" % ( + node1.get_attribute_value("label"), + ATTR_NEPI_TESTBED_ENVIRONMENT_SETUP,)) + ns3_desc.set_attribute_value(DC.LOG_LEVEL, DC.DEBUG_LEVEL) + + return ns3_desc + + + def _test_plns3_crossconnect(self, proto): + pl, pl2, exp = self.make_experiment_desc() + + # Create PL node, ifaces, assign addresses + node1, iface1, _, _, inet1 = self.make_pl_tapnode(pl, + None, self.host1pl1, "node1") + node2, iface2, tap2, tap2ip, inet2 = self.make_pl_tapnode(pl2, + "192.168.2.3", self.host1pl2, "node2") + + # Create NS3 instance in node1 + # With a node and all required protocols to be pinged + ns3 = self.make_ns_in_pl(pl, exp, node1, iface1, "tb-ns-rcross-1") + + ns1 = ns3.create("ns3::Node") + ipv41 = ns3.create("ns3::Ipv4L3Protocol") + arp1 = ns3.create("ns3::ArpL3Protocol") + icmp1 = ns3.create("ns3::Icmpv4L4Protocol") + ns1.connector("protos").connect(ipv41.connector("node")) + ns1.connector("protos").connect(arp1.connector("node")) + ns1.connector("protos").connect(icmp1.connector("node")) + ns1if = ns3.create("ns3::FileDescriptorNetDevice") + ns1if.enable_trace("FileDescriptorPcapTrace") + ns1if.set_attribute_value("label", "ns1if") + ns1tc = ns3.create("ns3::Nepi::TunChannel") + ns1.connector("devs").connect(ns1if.connector("node")) + ns1tc.connector("fd->").connect(ns1if.connector("->fd")) + ip1 = ns1if.add_address() + ip1.set_attribute_value("Address", "192.168.2.2") + ip1.set_attribute_value("NetPrefix", 24) + ip1.set_attribute_value("Broadcast", False) + + # Connect the two + tap2.connector(proto).connect(ns1tc.connector(proto)) + + # Create PlanetLab ping application, pinging the from one PL to another + ping = pl2.create("Application") + ping.set_attribute_value("command", "ping -qc10 {#[ns1if].addr[0].[Address]#}") + ping.enable_trace("stdout") + ping.enable_trace("stderr") + ping.connector("node").connect(node2.connector("apps")) + + comp_result = r"""PING .* \(.*\) \d*\(\d*\) bytes of data. + +--- .* ping statistics --- +10 packets transmitted, 10 received, 0% packet loss, time \d*ms.* +""" + + xml = exp.to_xml() + + controller = ExperimentController(xml, self.root_dir) + + try: + controller.start() + + while not controller.is_finished(ping.guid): + time.sleep(0.5) + + ping_result = controller.trace(pl2.guid, ping.guid, "stdout") + tap2_trace = controller.trace(pl2.guid, tap2.guid, "packets") + finally: + controller.stop() + controller.shutdown() + + # asserts at the end, to make sure there's proper cleanup + self.assertTrue(re.match(comp_result, ping_result, re.MULTILINE), + "Unexpected trace:\n%s\nTap trace:\n%s\n" % ( + ping_result, + tap2_trace) ) + + @test_util.skipUnless(test_util.pl_auth() is not None, + "Test requires PlanetLab authentication info (PL_USER and PL_PASS environment variables)") + @test_util.skipUnless(os.environ.get('NEPI_FULL_TESTS','').lower() in ('1','yes','true','on'), + "Test is expensive, requires NEPI_FULL_TESTS=yes") + def test_plns3_crossconnect_udp(self): + self._test_plns3_crossconnect("udp") + + @test_util.skipUnless(test_util.pl_auth() is not None, + "Test requires PlanetLab authentication info (PL_USER and PL_PASS environment variables)") + @test_util.skipUnless(os.environ.get('NEPI_FULL_TESTS','').lower() in ('1','yes','true','on'), + "Test is expensive, requires NEPI_FULL_TESTS=yes") + def test_plns3_crossconnect_tcp(self): + self._test_plns3_crossconnect("tcp") + + +if __name__ == '__main__': + unittest.main() +