test/testbeds/planetlab/execute.py

   1 #!/usr/bin/env python
   2 # -*- coding: utf-8 -*-
   3
   4 import getpass
   5 from nepi.util.constants import ApplicationStatus as AS
   6 from nepi.testbeds import planetlab
   7 import os
   8 import shutil
   9 import tempfile
  10 import time
  11 import unittest
  12 import re
  13 import test_util
  14 import sys
  15
  16 class PlanetLabExecuteTestCase(unittest.TestCase):
  17     testbed_id = "planetlab"
  18     slicename = "inria_nepi"
  19     plchost = "nepiplc.pl.sophia.inria.fr"
  20
  21     host1 = "nepi1.pl.sophia.inria.fr"
  22     host2 = "nepi2.pl.sophia.inria.fr"
  23
  24     def setUp(self):
  25         self.root_dir = tempfile.mkdtemp()
  26
  27     def tearDown(self):
  28         try:
  29             shutil.rmtree(self.root_dir)
  30         except:
  31             # retry
  32             time.sleep(0.1)
  33             shutil.rmtree(self.root_dir)
  34
  35     def make_instance(self):
  36         testbed_id = self.testbed_id
  37         slicename = self.slicename
  38         plchost = self.plchost
  39
  40         instance = planetlab.TestbedController()
  41         pl_ssh_key = os.environ.get(
  42             "PL_SSH_KEY",
  43             "%s/.ssh/id_rsa_planetlab" % (os.environ['HOME'],) )
  44         pl_user, pl_pwd = test_util.pl_auth()
  45
  46         instance.defer_configure("homeDirectory", self.root_dir)
  47         instance.defer_configure("slice", slicename)
  48         instance.defer_configure("sliceSSHKey", pl_ssh_key)
  49         instance.defer_configure("authUser", pl_user)
  50         instance.defer_configure("authPass", pl_pwd)
  51         instance.defer_configure("plcHost", plchost)
  52
  53         return instance
  54
  55     @test_util.skipUnless(test_util.pl_auth() is not None, "Test requires PlanetLab authentication info (PL_USER and PL_PASS environment variables)")
  56     def test_simple(self):
  57         instance = self.make_instance()
  58
  59         instance.defer_create(2, "Node")
  60         instance.defer_create_set(2, "hostname", self.host1)
  61         instance.defer_create(3, "Node")
  62         instance.defer_create_set(3, "hostname", self.host2)
  63         instance.defer_create(4, "NodeInterface")
  64         instance.defer_connect(2, "devs", 4, "node")
  65         instance.defer_create(5, "NodeInterface")
  66         instance.defer_connect(3, "devs", 5, "node")
  67         instance.defer_create(6, "Internet")
  68         instance.defer_connect(4, "inet", 6, "devs")
  69         instance.defer_connect(5, "inet", 6, "devs")
  70         instance.defer_create(7, "Application")
  71         instance.defer_create_set(7, "command", "ping -qc1 {#[GUID-5].addr[0].[Address]#}")
  72         instance.defer_add_trace(7, "stdout")
  73         instance.defer_add_trace(7, "stderr")
  74         instance.defer_connect(7, "node", 2, "apps")
  75
  76         comp_result = r"""PING .* \(.*\) \d*\(\d*\) bytes of data.
  77
  78 --- .* ping statistics ---
  79 1 packets transmitted, 1 received, 0% packet loss, time \d*ms.*
  80 """
  81
  82         try:
  83             instance.do_setup()
  84             instance.do_create()
  85             instance.do_connect_init()
  86             instance.do_connect_compl()
  87             instance.do_preconfigure()
  88
  89             # Manually replace netref
  90             instance.set(7, "command",
  91                 instance.get(7, "command")
  92                     .replace("{#[GUID-5].addr[0].[Address]#}",
  93                         instance.get_address(5, 0, "Address") )
  94             )
  95
  96             instance.do_configure()
  97
  98             instance.do_prestart()
  99             instance.start()
 100             while instance.status(7) != AS.STATUS_FINISHED:
 101                 time.sleep(0.5)
 102             ping_result = instance.trace(7, "stdout") or ""
 103             instance.stop()
 104         finally:
 105             instance.shutdown()
 106
 107         # asserts at the end, to make sure there's proper cleanup
 108         self.assertTrue(re.match(comp_result, ping_result, re.MULTILINE),
 109             "Unexpected trace:\n" + ping_result)
 110
 111     @test_util.skipUnless(test_util.pl_auth() is not None, "Test requires PlanetLab authentication info (PL_USER and PL_PASS environment variables)")
 112     def test_depends(self):
 113         instance = self.make_instance()
 114
 115         instance.defer_create(2, "Node")
 116         instance.defer_create_set(2, "hostname", self.host1)
 117         instance.defer_create(3, "NodeInterface")
 118         instance.defer_connect(2, "devs", 3, "node")
 119         instance.defer_create(4, "Internet")
 120         instance.defer_connect(3, "inet", 4, "devs")
 121         instance.defer_create(5, "Application")
 122         instance.defer_create_set(5, "command", "gfortran --version")
 123         instance.defer_create_set(5, "depends", "gcc-gfortran")
 124         instance.defer_add_trace(5, "stdout")
 125         instance.defer_add_trace(5, "stderr")
 126         instance.defer_connect(5, "node", 2, "apps")
 127
 128         try:
 129             instance.do_setup()
 130             instance.do_create()
 131             instance.do_connect_init()
 132             instance.do_connect_compl()
 133             instance.do_preconfigure()
 134             instance.do_configure()
 135
 136             instance.do_prestart()
 137             instance.start()
 138             while instance.status(5) != AS.STATUS_FINISHED:
 139                 time.sleep(0.5)
 140             ping_result = instance.trace(5, "stdout") or ""
 141             comp_result = r".*GNU Fortran \(GCC\).*"
 142             instance.stop()
 143         finally:
 144             instance.shutdown()
 145
 146         # asserts at the end, to make sure there's proper cleanup
 147         self.assertTrue(re.match(comp_result, ping_result, re.MULTILINE),
 148             "Unexpected trace:\n" + ping_result)
 149
 150     @test_util.skipUnless(test_util.pl_auth() is not None, "Test requires PlanetLab authentication info (PL_USER and PL_PASS environment variables)")
 151     def test_build(self):
 152         instance = self.make_instance()
 153
 154         instance.defer_create(2, "Node")
 155         instance.defer_create_set(2, "hostname", self.host1)
 156         instance.defer_create(3, "NodeInterface")
 157         instance.defer_connect(2, "devs", 3, "node")
 158         instance.defer_create(4, "Internet")
 159         instance.defer_connect(3, "inet", 4, "devs")
 160         instance.defer_create(10, "Application")
 161         instance.defer_create_set(10, "command", "./consts")
 162         instance.defer_create_set(10, "buildDepends", "gcc")
 163         instance.defer_create_set(10, "build", "gcc ${SOURCES}/consts.c -o consts")
 164         instance.defer_create_set(10, "install", "cp consts ${SOURCES}/consts")
 165         instance.defer_create_set(10, "sources", os.path.join(os.path.dirname(planetlab.__file__),'scripts','consts.c'))
 166         instance.defer_add_trace(10, "stdout")
 167         instance.defer_add_trace(10, "stderr")
 168         instance.defer_connect(10, "node", 2, "apps")
 169
 170         comp_result = \
 171 r""".*ETH_P_ALL = 0x[0-9a-fA-F]{8}
 172 ETH_P_IP = 0x[0-9a-fA-F]{8}
 173 TUNGETIFF = 0x[0-9a-fA-F]{8}
 174 TUNSETIFF = 0x[0-9a-fA-F]{8}
 175 IFF_NO_PI = 0x[0-9a-fA-F]{8}
 176 IFF_TAP = 0x[0-9a-fA-F]{8}
 177 IFF_TUN = 0x[0-9a-fA-F]{8}
 178 IFF_VNET_HDR = 0x[0-9a-fA-F]{8}
 179 TUN_PKT_STRIP = 0x[0-9a-fA-F]{8}
 180 IFHWADDRLEN = 0x[0-9a-fA-F]{8}
 181 IFNAMSIZ = 0x[0-9a-fA-F]{8}
 182 IFREQ_SZ = 0x[0-9a-fA-F]{8}
 183 FIONREAD = 0x[0-9a-fA-F]{8}.*
 184 """
 185
 186         try:
 187             instance.do_setup()
 188             instance.do_create()
 189             instance.do_connect_init()
 190             instance.do_connect_compl()
 191             instance.do_preconfigure()
 192             instance.do_configure()
 193
 194             instance.do_prestart()
 195             instance.start()
 196             while instance.status(10) != AS.STATUS_FINISHED:
 197                 time.sleep(0.5)
 198             ping_result = instance.trace(10, "stdout") or ""
 199             instance.stop()
 200         finally:
 201             instance.shutdown()
 202
 203         # asserts at the end, to make sure there's proper cleanup
 204         self.assertTrue(re.match(comp_result, ping_result, re.MULTILINE),
 205             "Unexpected trace:\n" + ping_result)
 206
 207     @test_util.skipUnless(test_util.pl_auth() is not None, "Test requires PlanetLab authentication info (PL_USER and PL_PASS environment variables)")
 208     def test_simple_vsys(self):
 209         instance = self.make_instance()
 210
 211         instance.defer_create(2, "Node")
 212         instance.defer_create_set(2, "hostname", self.host1)
 213         instance.defer_create_set(2, "emulation", True) # require emulation
 214         instance.defer_create(3, "NodeInterface")
 215         instance.defer_connect(2, "devs", 3, "node")
 216         instance.defer_create(4, "Internet")
 217         instance.defer_connect(3, "inet", 4, "devs")
 218         instance.defer_create(5, "TunInterface")
 219         instance.defer_add_address(5, "192.168.2.2", 24, False)
 220         instance.defer_connect(2, "devs", 5, "node")
 221         instance.defer_create(6, "Application")
 222         instance.defer_create_set(6, "command", """
 223 set -e
 224 netconfig help > /dev/null
 225 test -e /vsys/vif_up.in > /dev/null
 226 test -e /vsys/vif_up.out > /dev/null
 227 test -e /vsys/fd_tuntap.control > /dev/null
 228 echo 'OKIDOKI'
 229 """)
 230         instance.defer_create_set(6, "sudo", True) # only sudo has access to /vsys
 231         instance.defer_add_trace(6, "stdout")
 232         instance.defer_add_trace(6, "stderr")
 233         instance.defer_connect(6, "node", 2, "apps")
 234
 235         try:
 236             instance.do_setup()
 237             instance.do_create()
 238             instance.do_connect_init()
 239             instance.do_connect_compl()
 240             instance.do_preconfigure()
 241             instance.do_configure()
 242
 243             instance.do_prestart()
 244             instance.start()
 245             while instance.status(6) != AS.STATUS_FINISHED:
 246                 time.sleep(0.5)
 247             test_result = (instance.trace(6, "stdout") or "").strip()
 248             comp_result = "OKIDOKI"
 249             instance.stop()
 250         finally:
 251             instance.shutdown()
 252
 253         # asserts at the end, to make sure there's proper cleanup
 254         self.assertEqual(comp_result, test_result)
 255
 256     @test_util.skipUnless(test_util.pl_auth() is not None, "Test requires PlanetLab authentication info (PL_USER and PL_PASS environment variables)")
 257     def test_emulation(self):
 258         instance = self.make_instance()
 259
 260         instance.defer_create(2, "Node")
 261         instance.defer_create_set(2, "hostname", self.host1)
 262         instance.defer_create_set(2, "emulation", True) # require emulation
 263         instance.defer_create(3, "NodeInterface")
 264         instance.defer_connect(2, "devs", 3, "node")
 265         instance.defer_create(4, "Internet")
 266         instance.defer_connect(3, "inet", 4, "devs")
 267         instance.defer_create(7, "NetPipe")
 268         instance.defer_create_set(7, "mode", "CLIENT")
 269         instance.defer_create_set(7, "portList", "80")
 270         instance.defer_create_set(7, "bwOut", 12.0/1024.0) # 12kbps
 271         instance.defer_create_set(7, "bwIn", 64.0/1024.0) # 64kbps
 272         instance.defer_create_set(7, "plrOut", 0.01) # 1% plr outbound - high loss
 273         instance.defer_create_set(7, "plrIn", 0.001) # 0.1% plr inbound - regular loss
 274         instance.defer_create_set(7, "delayOut", int(1500 * 8 / (12.0/1024.0) / 1000)) # tx delay at 12kbps in ms
 275         instance.defer_create_set(7, "delayIn", int(1500 * 8 / (64.0/1024.0) / 1000)) # rx delay at 64kbps in ms
 276         instance.defer_add_trace(7, "netpipeStats")
 277         instance.defer_connect(2, "pipes", 7, "node")
 278         instance.defer_create(8, "Application")
 279         instance.defer_create_set(8, "command", "time wget -q -O /dev/null http://www.google.com/") # Fetch ~10kb
 280         instance.defer_add_trace(8, "stdout")
 281         instance.defer_add_trace(8, "stderr")
 282         instance.defer_connect(8, "node", 2, "apps")
 283
 284         try:
 285             instance.do_setup()
 286             instance.do_create()
 287             instance.do_connect_init()
 288             instance.do_connect_compl()
 289             instance.do_preconfigure()
 290             instance.do_configure()
 291
 292             instance.do_prestart()
 293             instance.start()
 294             while instance.status(8) != AS.STATUS_FINISHED:
 295                 time.sleep(0.5)
 296             test_result = (instance.trace(8, "stderr") or "").strip()
 297             comp_result = r".*real\s*(?P<min>[0-9]+)m(?P<sec>[0-9]+[.][0-9]+)s.*"
 298             netpipe_stats = instance.trace(7, "netpipeStats")
 299
 300             instance.stop()
 301         finally:
 302             instance.shutdown()
 303
 304         # asserts at the end, to make sure there's proper cleanup
 305         match = re.match(comp_result, test_result, re.MULTILINE)
 306         self.assertTrue(match, "Unexpected output: %s" % (test_result,))
 307
 308         minutes = int(match.group("min"))
 309         seconds = float(match.group("sec"))
 310         self.assertTrue((minutes * 60 + seconds) > 1.0, "Emulation not effective: %s" % (test_result,))
 311
 312         self.assertTrue(netpipe_stats, "Unavailable netpipe stats")
 313
 314     @test_util.skipUnless(test_util.pl_auth() is not None, "Test requires PlanetLab authentication info (PL_USER and PL_PASS environment variables)")
 315     def test_tun_emulation_requirement(self):
 316         instance = self.make_instance()
 317
 318         instance.defer_create(2, "Node")
 319         instance.defer_create_set(2, "hostname", self.host1)
 320         instance.defer_create(3, "NodeInterface")
 321         instance.defer_connect(2, "devs", 3, "node")
 322         instance.defer_create(4, "Internet")
 323         instance.defer_connect(3, "inet", 4, "devs")
 324         instance.defer_create(5, "TunInterface")
 325         instance.defer_add_address(5, "192.168.2.2", 24, False)
 326         instance.defer_connect(2, "devs", 5, "node")
 327         instance.defer_create(6, "Application")
 328         instance.defer_create_set(6, "command", "false")
 329         instance.defer_add_trace(6, "stdout")
 330         instance.defer_add_trace(6, "stderr")
 331         instance.defer_connect(6, "node", 2, "apps")
 332
 333         try:
 334             instance.do_setup()
 335             instance.do_create()
 336             instance.do_connect_init()
 337             instance.do_connect_compl()
 338             instance.do_preconfigure()
 339             instance.do_configure()
 340             self.fail("Usage of TUN without emulation should fail")
 341         except Exception,e:
 342             pass
 343
 344     @test_util.skipUnless(test_util.pl_auth() is not None, "Test requires PlanetLab authentication info (PL_USER and PL_PASS environment variables)")
 345     def _pingtest(self, TunClass, ConnectionProto):
 346         instance = self.make_instance()
 347
 348         instance.defer_create(2, "Node")
 349         instance.defer_create_set(2, "hostname", self.host1)
 350         instance.defer_create_set(2, "emulation", True) # require emulation
 351         instance.defer_create(3, "Node")
 352         instance.defer_create_set(3, "hostname", self.host2)
 353         instance.defer_create_set(3, "emulation", True) # require emulation
 354         instance.defer_create(4, "NodeInterface")
 355         instance.defer_connect(2, "devs", 4, "node")
 356         instance.defer_create(5, "Internet")
 357         instance.defer_connect(4, "inet", 5, "devs")
 358         instance.defer_create(6, "NodeInterface")
 359         instance.defer_connect(3, "devs", 6, "node")
 360         instance.defer_connect(6, "inet", 5, "devs")
 361         instance.defer_create(7, TunClass)
 362         instance.defer_add_trace(7, "packets")
 363         instance.defer_add_address(7, "192.168.2.2", 24, False)
 364         instance.defer_connect(2, "devs", 7, "node")
 365         instance.defer_create(8, TunClass)
 366         instance.defer_add_trace(8, "packets")
 367         instance.defer_add_address(8, "192.168.2.3", 24, False)
 368         instance.defer_connect(3, "devs", 8, "node")
 369         instance.defer_connect(7, ConnectionProto, 8, ConnectionProto)
 370         instance.defer_create(9, "Application")
 371         instance.defer_create_set(9, "command", "ping -qc1 {#[GUID-8].addr[0].[Address]#}")
 372         instance.defer_add_trace(9, "stdout")
 373         instance.defer_add_trace(9, "stderr")
 374         instance.defer_connect(9, "node", 2, "apps")
 375
 376         comp_result = r"""PING .* \(.*\) \d*\(\d*\) bytes of data.
 377
 378 --- .* ping statistics ---
 379 1 packets transmitted, 1 received, 0% packet loss, time \d*ms.*
 380 """
 381
 382         try:
 383             instance.do_setup()
 384             instance.do_create()
 385             instance.do_connect_init()
 386             instance.do_connect_compl()
 387             instance.do_preconfigure()
 388
 389             # Manually replace netref
 390             instance.set(9, "command",
 391                 instance.get(9, "command")
 392                     .replace("{#[GUID-8].addr[0].[Address]#}",
 393                         instance.get_address(8, 0, "Address") )
 394             )
 395
 396             instance.do_configure()
 397
 398             instance.do_prestart()
 399             instance.start()
 400             while instance.status(9) != AS.STATUS_FINISHED:
 401                 time.sleep(0.5)
 402             ping_result = instance.trace(9, "stdout") or ""
 403             packets1 = instance.trace(7, "packets") or ""
 404             packets2 = instance.trace(8, "packets") or ""
 405             instance.stop()
 406         finally:
 407             instance.shutdown()
 408
 409         # asserts at the end, to make sure there's proper cleanup
 410         self.assertTrue(re.match(comp_result, ping_result, re.MULTILINE),
 411             "Unexpected trace:\n%s\nPackets @ source:\n%s\nPackets @ target:\n%s" % (
 412                 ping_result,
 413                 packets1,
 414                 packets2))
 415
 416     @test_util.skipUnless(test_util.pl_auth() is not None, "Test requires PlanetLab authentication info (PL_USER and PL_PASS environment variables)")
 417     def test_tun_ping(self):
 418         self._pingtest("TunInterface", "tcp")
 419
 420     @test_util.skipUnless(test_util.pl_auth() is not None, "Test requires PlanetLab authentication info (PL_USER and PL_PASS environment variables)")
 421     def test_tun_ping_udp(self):
 422         self._pingtest("TunInterface", "udp")
 423
 424     @test_util.skipUnless(test_util.pl_auth() is not None, "Test requires PlanetLab authentication info (PL_USER and PL_PASS environment variables)")
 425     def test_tap_ping(self):
 426         self._pingtest("TapInterface", "tcp")
 427
 428     @test_util.skipUnless(test_util.pl_auth() is not None, "Test requires PlanetLab authentication info (PL_USER and PL_PASS environment variables)")
 429     def test_tap_ping_udp(self):
 430         self._pingtest("TapInterface", "udp")
 431
 432     @test_util.skipUnless(test_util.pl_auth() is not None, "Test requires PlanetLab authentication info (PL_USER and PL_PASS environment variables)")
 433     def test_nepi_depends(self):
 434         instance = self.make_instance()
 435
 436         instance.defer_create(2, "Node")
 437         instance.defer_create_set(2, "hostname", self.host1)
 438         instance.defer_create(3, "NodeInterface")
 439         instance.defer_connect(2, "devs", 3, "node")
 440         instance.defer_create(4, "Internet")
 441         instance.defer_connect(3, "inet", 4, "devs")
 442         instance.defer_create(5, "NepiDependency")
 443         instance.defer_connect(5, "node", 2, "deps")
 444         instance.defer_create(12, "Application")
 445         instance.defer_connect(12, "node", 2, "apps")
 446         instance.defer_create_set(12, "command", "python -c 'import nepi'")
 447         instance.defer_add_trace(12, "stderr")
 448
 449         try:
 450             instance.do_setup()
 451             instance.do_create()
 452             instance.do_connect_init()
 453             instance.do_connect_compl()
 454             instance.do_preconfigure()
 455             instance.do_configure()
 456
 457             instance.do_prestart()
 458             instance.start()
 459             while instance.status(12) != AS.STATUS_FINISHED:
 460                 time.sleep(0.5)
 461             ping_result = (instance.trace(12, "stderr") or "").strip()
 462             instance.stop()
 463         finally:
 464             instance.shutdown()
 465
 466         # asserts at the end, to make sure there's proper cleanup
 467         self.assertEqual(ping_result, "")
 468
 469     @test_util.skipUnless(test_util.pl_auth() is not None,
 470         "Test requires PlanetLab authentication info (PL_USER and PL_PASS environment variables)")
 471     @test_util.skipUnless(os.environ.get('NEPI_FULL_TESTS','').lower() in ('1','yes','true','on'),
 472         "Test is expensive, requires NEPI_FULL_TESTS=yes")
 473     def test_ns3_depends(self):
 474         instance = self.make_instance()
 475
 476         instance.defer_create(2, "Node")
 477         instance.defer_create_set(2, "hostname", self.host1)
 478         instance.defer_create(3, "NodeInterface")
 479         instance.defer_connect(2, "devs", 3, "node")
 480         instance.defer_create(4, "Internet")
 481         instance.defer_connect(3, "inet", 4, "devs")
 482         instance.defer_create(5, "NepiDependency")
 483         instance.defer_connect(5, "node", 2, "deps")
 484         instance.defer_create(6, "NS3Dependency")
 485         instance.defer_connect(6, "node", 2, "deps")
 486         instance.defer_create(12, "Application")
 487         instance.defer_connect(12, "node", 2, "apps")
 488         instance.defer_create_set(12, "command", "python -c 'import nepi.testbeds.ns3.execute ; tb = nepi.testbeds.ns3.execute.TestbedController(\"3_9_RC3\") ; mod = tb._load_ns3_module()'")
 489         instance.defer_add_trace(12, "stderr")
 490
 491         try:
 492             instance.do_setup()
 493             instance.do_create()
 494             instance.do_connect_init()
 495             instance.do_connect_compl()
 496             instance.do_preconfigure()
 497             instance.do_configure()
 498
 499             instance.do_prestart()
 500             instance.start()
 501             while instance.status(12) != AS.STATUS_FINISHED:
 502                 time.sleep(0.5)
 503             ping_result = (instance.trace(12, "stderr") or "").strip()
 504             instance.stop()
 505         finally:
 506             instance.shutdown()
 507
 508         # asserts at the end, to make sure there's proper cleanup
 509         self.assertEqual(ping_result, "")
 510
 511     @test_util.skipUnless(test_util.pl_auth() is not None, "Test requires PlanetLab authentication info (PL_USER and PL_PASS environment variables)")
 512     def test_discovery(self):
 513         instance = self.make_instance()
 514
 515         instance.defer_create(2, "Node")
 516         instance.defer_create_set(2, "operatingSystem", "f12")
 517         instance.defer_create(3, "Node")
 518         instance.defer_create_set(3, "operatingSystem", "f12")
 519         instance.defer_create(4, "NodeInterface")
 520         instance.defer_connect(2, "devs", 4, "node")
 521         instance.defer_create(5, "NodeInterface")
 522         instance.defer_connect(3, "devs", 5, "node")
 523         instance.defer_create(6, "Internet")
 524         instance.defer_connect(4, "inet", 6, "devs")
 525         instance.defer_connect(5, "inet", 6, "devs")
 526         instance.defer_create(7, "Application")
 527         instance.defer_create_set(7, "command", "ping -qc1 {#[GUID-5].addr[0].[Address]#}")
 528         instance.defer_add_trace(7, "stdout")
 529         instance.defer_add_trace(7, "stderr")
 530         instance.defer_connect(7, "node", 2, "apps")
 531
 532         comp_result = r"""PING .* \(.*\) \d*\(\d*\) bytes of data.
 533
 534 --- .* ping statistics ---
 535 1 packets transmitted, 1 received, 0% packet loss, time \d*ms.*
 536 """
 537
 538         try:
 539             instance.do_setup()
 540             instance.do_create()
 541             instance.do_connect_init()
 542             instance.do_connect_compl()
 543             instance.do_preconfigure()
 544
 545             # Manually replace netref
 546             instance.set(7, "command",
 547                 instance.get(7, "command")
 548                     .replace("{#[GUID-5].addr[0].[Address]#}",
 549                         instance.get_address(5, 0, "Address") )
 550             )
 551
 552             instance.do_configure()
 553
 554             instance.do_prestart()
 555             instance.start()
 556             while instance.status(7) != AS.STATUS_FINISHED:
 557                 time.sleep(0.5)
 558             ping_result = instance.trace(7, "stdout") or ""
 559             instance.stop()
 560         finally:
 561             instance.shutdown()
 562
 563         # asserts at the end, to make sure there's proper cleanup
 564         self.assertTrue(re.match(comp_result, ping_result, re.MULTILINE),
 565             "Unexpected trace:\n" + ping_result)
 566
 567
 568
 569 if __name__ == '__main__':
 570     unittest.main()
 571