test/test_vcl.py

   1 #!/usr/bin/env python
   2 """ Vpp VCL tests """
   3
   4 import unittest
   5 import os
   6 import subprocess
   7 import signal
   8 from framework import VppTestCase, VppTestRunner, running_extended_tests, \
   9     Worker
  10 from vpp_ip_route import VppIpTable, VppIpRoute, VppRoutePath, DpoProto
  11
  12
  13 class VCLAppWorker(Worker):
  14     """ VCL Test Application Worker """
  15
  16     def __init__(self, build_dir, appname, args, logger, env={}):
  17         vcl_lib_dir = "%s/vpp/lib" % build_dir
  18         if "iperf" in appname:
  19             app = appname
  20             env.update({'LD_PRELOAD':
  21                         "%s/libvcl_ldpreload.so" % vcl_lib_dir})
  22         elif "sock" in appname:
  23             app = "%s/vpp/bin/%s" % (build_dir, appname)
  24             env.update({'LD_PRELOAD':
  25                         "%s/libvcl_ldpreload.so" % vcl_lib_dir})
  26         else:
  27             app = "%s/vpp/bin/%s" % (build_dir, appname)
  28         self.args = [app] + args
  29         super(VCLAppWorker, self).__init__(self.args, logger, env)
  30
  31
  32 class VCLTestCase(VppTestCase):
  33     """ VCL Test Class """
  34
  35     @classmethod
  36     def setUpClass(cls):
  37         super(VCLTestCase, cls).setUpClass()
  38
  39     @classmethod
  40     def tearDownClass(cls):
  41         super(VCLTestCase, cls).tearDownClass()
  42
  43     def setUp(self):
  44         var = "VPP_BUILD_DIR"
  45         self.build_dir = os.getenv(var, None)
  46         if self.build_dir is None:
  47             raise Exception("Environment variable `%s' not set" % var)
  48         self.vppDebug = 'vpp_debug' in self.build_dir
  49         self.server_addr = "127.0.0.1"
  50         self.server_port = "22000"
  51         self.server_args = [self.server_port]
  52         self.server_ipv6_addr = "::1"
  53         self.server_ipv6_args = ["-6", self.server_port]
  54         self.timeout = 20
  55         self.echo_phrase = "Hello, world! Jenny is a friend of mine."
  56         self.pre_test_sleep = 0.3
  57         self.post_test_sleep = 0.2
  58
  59         if os.path.isfile("/tmp/ldp_server_af_unix_socket"):
  60             os.remove("/tmp/ldp_server_af_unix_socket")
  61
  62         super(VCLTestCase, self).setUp()
  63
  64     def cut_thru_setup(self):
  65         self.vapi.session_enable_disable(is_enabled=1)
  66
  67     def cut_thru_tear_down(self):
  68         self.vapi.session_enable_disable(is_enabled=0)
  69
  70     def cut_thru_test(self, server_app, server_args, client_app, client_args):
  71         self.env = {'VCL_API_PREFIX': self.shm_prefix,
  72                     'VCL_APP_SCOPE_LOCAL': "true"}
  73
  74         worker_server = VCLAppWorker(self.build_dir, server_app, server_args,
  75                                      self.logger, self.env)
  76         worker_server.start()
  77         self.sleep(self.pre_test_sleep)
  78         worker_client = VCLAppWorker(self.build_dir, client_app, client_args,
  79                                      self.logger, self.env)
  80         worker_client.start()
  81         worker_client.join(self.timeout)
  82         try:
  83             self.validateResults(worker_client, worker_server, self.timeout)
  84         except Exception as error:
  85             self.fail("Failed with %s" % error)
  86         self.sleep(self.post_test_sleep)
  87
  88     def thru_host_stack_setup(self):
  89         self.vapi.session_enable_disable(is_enabled=1)
  90         self.create_loopback_interfaces(2)
  91
  92         table_id = 1
  93
  94         for i in self.lo_interfaces:
  95             i.admin_up()
  96
  97             if table_id != 0:
  98                 tbl = VppIpTable(self, table_id)
  99                 tbl.add_vpp_config()
 100
 101             i.set_table_ip4(table_id)
 102             i.config_ip4()
 103             table_id += 1
 104
 105         # Configure namespaces
 106         self.vapi.app_namespace_add_del(namespace_id=b"1", secret=1234,
 107                                         sw_if_index=self.loop0.sw_if_index)
 108         self.vapi.app_namespace_add_del(namespace_id=b"2", secret=5678,
 109                                         sw_if_index=self.loop1.sw_if_index)
 110
 111         # Add inter-table routes
 112         ip_t01 = VppIpRoute(self, self.loop1.local_ip4, 32,
 113                             [VppRoutePath("0.0.0.0",
 114                                           0xffffffff,
 115                                           nh_table_id=2)], table_id=1)
 116         ip_t10 = VppIpRoute(self, self.loop0.local_ip4, 32,
 117                             [VppRoutePath("0.0.0.0",
 118                                           0xffffffff,
 119                                           nh_table_id=1)], table_id=2)
 120         ip_t01.add_vpp_config()
 121         ip_t10.add_vpp_config()
 122         self.logger.debug(self.vapi.cli("show ip fib"))
 123
 124     def thru_host_stack_tear_down(self):
 125         for i in self.lo_interfaces:
 126             i.unconfig_ip4()
 127             i.set_table_ip4(0)
 128             i.admin_down()
 129
 130         self.vapi.session_enable_disable(is_enabled=0)
 131
 132     def thru_host_stack_ipv6_setup(self):
 133         self.vapi.session_enable_disable(is_enabled=1)
 134         self.create_loopback_interfaces(2)
 135
 136         table_id = 1
 137
 138         for i in self.lo_interfaces:
 139             i.admin_up()
 140
 141             tbl = VppIpTable(self, table_id, is_ip6=1)
 142             tbl.add_vpp_config()
 143
 144             i.set_table_ip6(table_id)
 145             i.config_ip6()
 146             table_id += 1
 147
 148         # Configure namespaces
 149         self.vapi.app_namespace_add_del(namespace_id=b"1", secret=1234,
 150                                         sw_if_index=self.loop0.sw_if_index)
 151         self.vapi.app_namespace_add_del(namespace_id=b"2", secret=5678,
 152                                         sw_if_index=self.loop1.sw_if_index)
 153
 154         # Add inter-table routes
 155         ip_t01 = VppIpRoute(self, self.loop1.local_ip6, 128,
 156                             [VppRoutePath("::0", 0xffffffff,
 157                                           nh_table_id=2,
 158                                           proto=DpoProto.DPO_PROTO_IP6)],
 159                             table_id=1, is_ip6=1)
 160         ip_t10 = VppIpRoute(self, self.loop0.local_ip6, 128,
 161                             [VppRoutePath("::0", 0xffffffff,
 162                                           nh_table_id=1,
 163                                           proto=DpoProto.DPO_PROTO_IP6)],
 164                             table_id=2, is_ip6=1)
 165         ip_t01.add_vpp_config()
 166         ip_t10.add_vpp_config()
 167         self.logger.debug(self.vapi.cli("show interface addr"))
 168         self.logger.debug(self.vapi.cli("show ip6 fib"))
 169
 170     def thru_host_stack_ipv6_tear_down(self):
 171         for i in self.lo_interfaces:
 172             i.unconfig_ip6()
 173             i.set_table_ip6(0)
 174             i.admin_down()
 175
 176         self.vapi.session_enable_disable(is_enabled=0)
 177
 178     def thru_host_stack_test(self, server_app, server_args,
 179                              client_app, client_args):
 180         self.env = {'VCL_API_PREFIX': self.shm_prefix,
 181                     'VCL_APP_SCOPE_GLOBAL': "true",
 182                     'VCL_APP_NAMESPACE_ID': "1",
 183                     'VCL_APP_NAMESPACE_SECRET': "1234"}
 184
 185         worker_server = VCLAppWorker(self.build_dir, server_app, server_args,
 186                                      self.logger, self.env)
 187         worker_server.start()
 188         self.sleep(self.pre_test_sleep)
 189
 190         self.env.update({'VCL_APP_NAMESPACE_ID': "2",
 191                          'VCL_APP_NAMESPACE_SECRET': "5678"})
 192         worker_client = VCLAppWorker(self.build_dir, client_app, client_args,
 193                                      self.logger, self.env)
 194         worker_client.start()
 195         worker_client.join(self.timeout)
 196
 197         try:
 198             self.validateResults(worker_client, worker_server, self.timeout)
 199         except Exception as error:
 200             self.fail("Failed with %s" % error)
 201         self.sleep(self.post_test_sleep)
 202
 203     def validateResults(self, worker_client, worker_server, timeout):
 204         if os.path.isdir('/proc/{}'.format(worker_server.process.pid)):
 205             self.logger.info("Killing server worker process (pid %d)" %
 206                              worker_server.process.pid)
 207             os.killpg(os.getpgid(worker_server.process.pid), signal.SIGKILL)
 208             worker_server.join()
 209         self.logger.info("Client worker result is `%s'" % worker_client.result)
 210         error = False
 211         if worker_client.result is None:
 212             try:
 213                 error = True
 214                 self.logger.error(
 215                     "Timeout: %ss! Killing client worker process (pid %d)" %
 216                     (timeout, worker_client.process.pid))
 217                 os.killpg(os.getpgid(worker_client.process.pid),
 218                           signal.SIGKILL)
 219                 worker_client.join()
 220             except:
 221                 self.logger.debug(
 222                     "Couldn't kill client worker process")
 223                 raise
 224         if error:
 225             raise Exception(
 226                 "Timeout! Client worker did not finish in %ss" % timeout)
 227         self.assert_equal(worker_client.result, 0, "Binary test return code")
 228
 229
 230 class LDPCutThruTestCase(VCLTestCase):
 231     """ LDP Cut Thru Tests """
 232
 233     @classmethod
 234     def setUpClass(cls):
 235         super(LDPCutThruTestCase, cls).setUpClass()
 236
 237     @classmethod
 238     def tearDownClass(cls):
 239         super(LDPCutThruTestCase, cls).tearDownClass()
 240
 241     def setUp(self):
 242         super(LDPCutThruTestCase, self).setUp()
 243
 244         self.cut_thru_setup()
 245         self.client_echo_test_args = ["-E", self.echo_phrase, "-X",
 246                                       self.server_addr, self.server_port]
 247         self.client_iperf3_timeout = 20
 248         self.client_iperf3_args = ["-V4d", "-t 2", "-c", self.server_addr]
 249         self.server_iperf3_args = ["-V4d", "-s"]
 250         self.client_uni_dir_nsock_timeout = 20
 251         self.client_uni_dir_nsock_test_args = ["-N", "1000", "-U", "-X",
 252                                                "-I", "2",
 253                                                self.server_addr,
 254                                                self.server_port]
 255         self.client_bi_dir_nsock_timeout = 20
 256         self.client_bi_dir_nsock_test_args = ["-N", "1000", "-B", "-X",
 257                                               "-I", "2",
 258                                               self.server_addr,
 259                                               self.server_port]
 260
 261     def tearDown(self):
 262         self.cut_thru_tear_down()
 263         super(LDPCutThruTestCase, self).tearDown()
 264
 265     def show_commands_at_teardown(self):
 266         self.logger.debug(self.vapi.cli("show session verbose 2"))
 267
 268     @unittest.skipUnless(running_extended_tests, "part of extended tests")
 269     def test_ldp_cut_thru_echo(self):
 270         """ run LDP cut thru echo test """
 271
 272         self.cut_thru_test("sock_test_server", self.server_args,
 273                            "sock_test_client", self.client_echo_test_args)
 274
 275     def test_ldp_cut_thru_iperf3(self):
 276         """ run LDP cut thru iperf3 test """
 277
 278         try:
 279             subprocess.check_output(['iperf3', '-v'])
 280         except subprocess.CalledProcessError:
 281             self.logger.error(
 282                 "WARNING: Subprocess returned non-0 running 'iperf3 -v")
 283             self.logger.error("         'test_ldp_cut_thru_iperf3' not run!")
 284             return
 285         except OSError as e:
 286             self.logger.error(
 287                 "WARNING: Subprocess returned with OS error (%s) %s\n"
 288                 "         'iperf3' is likely not installed,",
 289                 e.errno, e.strerror)
 290             self.logger.error("         'test_ldp_cut_thru_iperf3' not run!")
 291             return
 292         except Exception:
 293             self.logger.exception(
 294                 "Subprocess returned non-0 running 'iperf3 -v")
 295
 296         self.timeout = self.client_iperf3_timeout
 297         self.cut_thru_test("iperf3", self.server_iperf3_args,
 298                            "iperf3", self.client_iperf3_args)
 299
 300     @unittest.skipUnless(running_extended_tests, "part of extended tests")
 301     def test_ldp_cut_thru_uni_dir_nsock(self):
 302         """ run LDP cut thru uni-directional (multiple sockets) test """
 303
 304         self.timeout = self.client_uni_dir_nsock_timeout
 305         self.cut_thru_test("sock_test_server", self.server_args,
 306                            "sock_test_client",
 307                            self.client_uni_dir_nsock_test_args)
 308
 309     @unittest.skipUnless(running_extended_tests, "part of extended tests")
 310     def test_ldp_cut_thru_bi_dir_nsock(self):
 311         """ run LDP cut thru bi-directional (multiple sockets) test """
 312
 313         self.timeout = self.client_bi_dir_nsock_timeout
 314         self.cut_thru_test("sock_test_server", self.server_args,
 315                            "sock_test_client",
 316                            self.client_bi_dir_nsock_test_args)
 317
 318
 319 class VCLCutThruTestCase(VCLTestCase):
 320     """ VCL Cut Thru Tests """
 321
 322     @classmethod
 323     def setUpClass(cls):
 324         super(VCLCutThruTestCase, cls).setUpClass()
 325
 326     @classmethod
 327     def tearDownClass(cls):
 328         super(VCLCutThruTestCase, cls).tearDownClass()
 329
 330     def setUp(self):
 331         super(VCLCutThruTestCase, self).setUp()
 332
 333         self.cut_thru_setup()
 334         self.client_echo_test_args = ["-E", self.echo_phrase, "-X",
 335                                       self.server_addr, self.server_port]
 336
 337         self.client_uni_dir_nsock_timeout = 20
 338         self.client_uni_dir_nsock_test_args = ["-N", "1000", "-U", "-X",
 339                                                "-I", "2",
 340                                                self.server_addr,
 341                                                self.server_port]
 342         self.client_bi_dir_nsock_timeout = 20
 343         self.client_bi_dir_nsock_test_args = ["-N", "1000", "-B", "-X",
 344                                               "-I", "2",
 345                                               self.server_addr,
 346                                               self.server_port]
 347
 348     def tearDown(self):
 349         self.cut_thru_tear_down()
 350
 351         super(VCLCutThruTestCase, self).tearDown()
 352
 353     def test_vcl_cut_thru_echo(self):
 354         """ run VCL cut thru echo test """
 355
 356         self.cut_thru_test("vcl_test_server", self.server_args,
 357                            "vcl_test_client", self.client_echo_test_args)
 358
 359     def test_vcl_cut_thru_uni_dir_nsock(self):
 360         """ run VCL cut thru uni-directional (multiple sockets) test """
 361
 362         self.timeout = self.client_uni_dir_nsock_timeout
 363         self.cut_thru_test("vcl_test_server", self.server_args,
 364                            "vcl_test_client",
 365                            self.client_uni_dir_nsock_test_args)
 366
 367     def test_vcl_cut_thru_bi_dir_nsock(self):
 368         """ run VCL cut thru bi-directional (multiple sockets) test """
 369
 370         self.timeout = self.client_bi_dir_nsock_timeout
 371         self.cut_thru_test("vcl_test_server", self.server_args,
 372                            "vcl_test_client",
 373                            self.client_bi_dir_nsock_test_args)
 374
 375
 376 class VCLThruHostStackEcho(VCLTestCase):
 377     """ VCL Thru Host Stack Echo """
 378
 379     @classmethod
 380     def setUpClass(cls):
 381         super(VCLThruHostStackEcho, cls).setUpClass()
 382
 383     @classmethod
 384     def tearDownClass(cls):
 385         super(VCLThruHostStackEcho, cls).tearDownClass()
 386
 387     def setUp(self):
 388         super(VCLThruHostStackEcho, self).setUp()
 389
 390         self.thru_host_stack_setup()
 391         self.client_bi_dir_nsock_timeout = 20
 392         self.client_bi_dir_nsock_test_args = ["-N", "1000", "-B", "-X",
 393                                               "-I", "2",
 394                                               self.loop0.local_ip4,
 395                                               self.server_port]
 396         self.client_echo_test_args = ["-E", self.echo_phrase, "-X",
 397                                       self.loop0.local_ip4,
 398                                       self.server_port]
 399
 400     def tearDown(self):
 401         self.thru_host_stack_tear_down()
 402         super(VCLThruHostStackEcho, self).tearDown()
 403
 404     def show_commands_at_teardown(self):
 405         self.logger.debug(self.vapi.cli("show app server"))
 406         self.logger.debug(self.vapi.cli("show session verbose"))
 407
 408
 409 class VCLThruHostStackTLS(VCLTestCase):
 410     """ VCL Thru Host Stack TLS """
 411
 412     @classmethod
 413     def setUpClass(cls):
 414         super(VCLThruHostStackTLS, cls).setUpClass()
 415
 416     @classmethod
 417     def tearDownClass(cls):
 418         super(VCLThruHostStackTLS, cls).tearDownClass()
 419
 420     def setUp(self):
 421         super(VCLThruHostStackTLS, self).setUp()
 422
 423         self.thru_host_stack_setup()
 424         self.client_uni_dir_tls_timeout = 20
 425         self.server_tls_args = ["-L", self.server_port]
 426         self.client_uni_dir_tls_test_args = ["-N", "1000", "-U", "-X", "-L",
 427                                              self.loop0.local_ip4,
 428                                              self.server_port]
 429
 430     def test_vcl_thru_host_stack_tls_uni_dir(self):
 431         """ run VCL thru host stack uni-directional TLS test """
 432
 433         self.timeout = self.client_uni_dir_tls_timeout
 434         self.thru_host_stack_test("vcl_test_server", self.server_tls_args,
 435                                   "vcl_test_client",
 436                                   self.client_uni_dir_tls_test_args)
 437
 438     def tearDown(self):
 439         self.thru_host_stack_tear_down()
 440         super(VCLThruHostStackTLS, self).tearDown()
 441
 442     def show_commands_at_teardown(self):
 443         self.logger.debug(self.vapi.cli("show app server"))
 444         self.logger.debug(self.vapi.cli("show session verbose 2"))
 445
 446
 447 class VCLThruHostStackBidirNsock(VCLTestCase):
 448     """ VCL Thru Host Stack Bidir Nsock """
 449
 450     @classmethod
 451     def setUpClass(cls):
 452         super(VCLThruHostStackBidirNsock, cls).setUpClass()
 453
 454     @classmethod
 455     def tearDownClass(cls):
 456         super(VCLThruHostStackBidirNsock, cls).tearDownClass()
 457
 458     def setUp(self):
 459         super(VCLThruHostStackBidirNsock, self).setUp()
 460
 461         self.thru_host_stack_setup()
 462         self.client_bi_dir_nsock_timeout = 20
 463         self.client_bi_dir_nsock_test_args = ["-N", "1000", "-B", "-X",
 464                                               "-I", "2",
 465                                               self.loop0.local_ip4,
 466                                               self.server_port]
 467         self.client_echo_test_args = ["-E", self.echo_phrase, "-X",
 468                                       self.loop0.local_ip4,
 469                                       self.server_port]
 470
 471     def tearDown(self):
 472         self.thru_host_stack_tear_down()
 473         super(VCLThruHostStackBidirNsock, self).tearDown()
 474
 475     def show_commands_at_teardown(self):
 476         self.logger.debug(self.vapi.cli("show session verbose 2"))
 477
 478     def test_vcl_thru_host_stack_bi_dir_nsock(self):
 479         """ run VCL thru host stack bi-directional (multiple sockets) test """
 480
 481         self.timeout = self.client_bi_dir_nsock_timeout
 482         self.thru_host_stack_test("vcl_test_server", self.server_args,
 483                                   "vcl_test_client",
 484                                   self.client_bi_dir_nsock_test_args)
 485
 486
 487 class LDPThruHostStackBidirNsock(VCLTestCase):
 488     """ LDP Thru Host Stack Bidir Nsock """
 489
 490     @classmethod
 491     def setUpClass(cls):
 492         super(LDPThruHostStackBidirNsock, cls).setUpClass()
 493
 494     @classmethod
 495     def tearDownClass(cls):
 496         super(LDPThruHostStackBidirNsock, cls).tearDownClass()
 497
 498     def setUp(self):
 499         super(LDPThruHostStackBidirNsock, self).setUp()
 500
 501         self.thru_host_stack_setup()
 502         if self.vppDebug:
 503             self.client_bi_dir_nsock_timeout = 20
 504             self.client_bi_dir_nsock_test_args = ["-N", "1000", "-B", "-X",
 505                                                   # OUCH! Host Stack Bug?
 506                                                   # "-I", "2",
 507                                                   self.loop0.local_ip4,
 508                                                   self.server_port]
 509         else:
 510             self.client_bi_dir_nsock_timeout = 20
 511             self.client_bi_dir_nsock_test_args = ["-N", "1000", "-B", "-X",
 512                                                   # OUCH! Host Stack Bug?
 513                                                   # "-I", "2",
 514                                                   self.loop0.local_ip4,
 515                                                   self.server_port]
 516
 517     def tearDown(self):
 518         self.thru_host_stack_tear_down()
 519         super(LDPThruHostStackBidirNsock, self).tearDown()
 520
 521     def show_commands_at_teardown(self):
 522         self.logger.debug(self.vapi.cli("show session verbose 2"))
 523
 524     def test_ldp_thru_host_stack_bi_dir_nsock(self):
 525         """ run LDP thru host stack bi-directional (multiple sockets) test """
 526
 527         self.timeout = self.client_bi_dir_nsock_timeout
 528         self.thru_host_stack_test("sock_test_server", self.server_args,
 529                                   "sock_test_client",
 530                                   self.client_bi_dir_nsock_test_args)
 531
 532
 533 class LDPThruHostStackNsock(VCLTestCase):
 534     """ LDP Thru Host Stack Nsock """
 535
 536     @classmethod
 537     def setUpClass(cls):
 538         super(LDPThruHostStackNsock, cls).setUpClass()
 539
 540     @classmethod
 541     def tearDownClass(cls):
 542         super(LDPThruHostStackNsock, cls).tearDownClass()
 543
 544     def setUp(self):
 545         super(LDPThruHostStackNsock, self).setUp()
 546
 547         self.thru_host_stack_setup()
 548         if self.vppDebug:
 549             self.client_uni_dir_nsock_timeout = 20
 550             self.numSockets = "2"
 551         else:
 552             self.client_uni_dir_nsock_timeout = 20
 553             self.numSockets = "5"
 554
 555         self.client_uni_dir_nsock_test_args = ["-N", "1000", "-U", "-X",
 556                                                "-I", self.numSockets,
 557                                                self.loop0.local_ip4,
 558                                                self.server_port]
 559
 560     def tearDown(self):
 561         self.thru_host_stack_tear_down()
 562         super(LDPThruHostStackNsock, self).tearDown()
 563
 564     def test_ldp_thru_host_stack_uni_dir_nsock(self):
 565         """ run LDP thru host stack uni-directional (multiple sockets) test """
 566
 567         self.timeout = self.client_uni_dir_nsock_timeout
 568         self.thru_host_stack_test("sock_test_server", self.server_args,
 569                                   "sock_test_client",
 570                                   self.client_uni_dir_nsock_test_args)
 571
 572
 573 class VCLThruHostStackNsock(VCLTestCase):
 574     """ VCL Thru Host Stack Nsock """
 575
 576     @classmethod
 577     def setUpClass(cls):
 578         super(VCLThruHostStackNsock, cls).setUpClass()
 579
 580     @classmethod
 581     def tearDownClass(cls):
 582         super(VCLThruHostStackNsock, cls).tearDownClass()
 583
 584     def setUp(self):
 585         super(VCLThruHostStackNsock, self).setUp()
 586
 587         self.thru_host_stack_setup()
 588         if self.vppDebug:
 589             self.client_uni_dir_nsock_timeout = 20
 590             self.numSockets = "2"
 591         else:
 592             self.client_uni_dir_nsock_timeout = 20
 593             self.numSockets = "5"
 594
 595         self.client_uni_dir_nsock_test_args = ["-N", "1000", "-U", "-X",
 596                                                "-I", self.numSockets,
 597                                                self.loop0.local_ip4,
 598                                                self.server_port]
 599
 600     def tearDown(self):
 601         self.thru_host_stack_tear_down()
 602         super(VCLThruHostStackNsock, self).tearDown()
 603
 604     def test_vcl_thru_host_stack_uni_dir_nsock(self):
 605         """ run VCL thru host stack uni-directional (multiple sockets) test """
 606
 607         self.timeout = self.client_uni_dir_nsock_timeout
 608         self.thru_host_stack_test("vcl_test_server", self.server_args,
 609                                   "vcl_test_client",
 610                                   self.client_uni_dir_nsock_test_args)
 611
 612
 613 class LDPThruHostStackIperf(VCLTestCase):
 614     """ LDP Thru Host Stack Iperf  """
 615
 616     @classmethod
 617     def setUpClass(cls):
 618         super(LDPThruHostStackIperf, cls).setUpClass()
 619
 620     @classmethod
 621     def tearDownClass(cls):
 622         super(LDPThruHostStackIperf, cls).tearDownClass()
 623
 624     def setUp(self):
 625         super(LDPThruHostStackIperf, self).setUp()
 626
 627         self.thru_host_stack_setup()
 628         self.client_iperf3_timeout = 20
 629         self.client_iperf3_args = ["-V4d", "-t 2", "-c", self.loop0.local_ip4]
 630         self.server_iperf3_args = ["-V4d", "-s"]
 631
 632     def tearDown(self):
 633         self.thru_host_stack_tear_down()
 634         super(LDPThruHostStackIperf, self).tearDown()
 635
 636     def show_commands_at_teardown(self):
 637         self.logger.debug(self.vapi.cli("show session verbose 2"))
 638
 639     def test_ldp_thru_host_stack_iperf3(self):
 640         """ run LDP thru host stack iperf3 test """
 641
 642         try:
 643             subprocess.check_output(['iperf3', '-v'])
 644         except subprocess.CalledProcessError:
 645             self.logger.error("WARNING: 'iperf3' is not installed,")
 646             self.logger.error(
 647                 "         'test_ldp_thru_host_stack_iperf3' not run!")
 648             return
 649         except OSError as e:
 650             self.logger.error("WARNING: 'iperf3' is not installed,")
 651             self.logger.error("         'test' not run!")
 652             return
 653         except Exception as e:
 654             self.logger.error("WARNING: 'iperf3' unexpected error,")
 655             self.logger.error("         'test' not run!")
 656             return
 657
 658         self.timeout = self.client_iperf3_timeout
 659         self.thru_host_stack_test("iperf3", self.server_iperf3_args,
 660                                   "iperf3", self.client_iperf3_args)
 661
 662
 663 class LDPIpv6CutThruTestCase(VCLTestCase):
 664     """ LDP IPv6 Cut Thru Tests """
 665
 666     @classmethod
 667     def setUpClass(cls):
 668         super(LDPIpv6CutThruTestCase, cls).setUpClass()
 669
 670     @classmethod
 671     def tearDownClass(cls):
 672         super(LDPIpv6CutThruTestCase, cls).tearDownClass()
 673
 674     def setUp(self):
 675         super(LDPIpv6CutThruTestCase, self).setUp()
 676
 677         self.cut_thru_setup()
 678         self.client_iperf3_timeout = 20
 679         self.client_uni_dir_nsock_timeout = 20
 680         self.client_bi_dir_nsock_timeout = 20
 681         self.client_ipv6_echo_test_args = ["-6", "-E", self.echo_phrase, "-X",
 682                                            self.server_ipv6_addr,
 683                                            self.server_port]
 684         self.client_ipv6_iperf3_args = ["-V6d", "-t 2", "-c",
 685                                         self.server_ipv6_addr]
 686         self.server_ipv6_iperf3_args = ["-V6d", "-s"]
 687         self.client_ipv6_uni_dir_nsock_test_args = ["-N", "1000", "-U", "-X",
 688                                                     "-6",
 689                                                     "-I", "2",
 690                                                     self.server_ipv6_addr,
 691                                                     self.server_port]
 692         self.client_ipv6_bi_dir_nsock_test_args = ["-N", "1000", "-B", "-X",
 693                                                    "-6",
 694                                                    "-I", "2",
 695                                                    self.server_ipv6_addr,
 696                                                    self.server_port]
 697
 698     def tearDown(self):
 699         self.cut_thru_tear_down()
 700
 701         super(LDPIpv6CutThruTestCase, self).tearDown()
 702
 703     def test_ldp_ipv6_cut_thru_echo(self):
 704         """ run LDP IPv6 cut thru echo test """
 705
 706         self.cut_thru_test("sock_test_server",
 707                            self.server_ipv6_args,
 708                            "sock_test_client",
 709                            self.client_ipv6_echo_test_args)
 710
 711     @unittest.skipUnless(running_extended_tests, "part of extended tests")
 712     def test_ldp_ipv6_cut_thru_iperf3(self):
 713         """ run LDP IPv6 cut thru iperf3 test """
 714
 715         try:
 716             subprocess.check_output(['iperf3', '-v'])
 717         except:
 718             self.logger.error("WARNING: 'iperf3' is not installed,")
 719             self.logger.error(
 720                 "         'test_ldp_ipv6_cut_thru_iperf3' not run!")
 721             return
 722
 723         self.timeout = self.client_iperf3_timeout
 724         self.cut_thru_test("iperf3", self.server_ipv6_iperf3_args,
 725                            "iperf3", self.client_ipv6_iperf3_args)
 726
 727     @unittest.skipUnless(running_extended_tests, "part of extended tests")
 728     def test_ldp_ipv6_cut_thru_uni_dir_nsock(self):
 729         """ run LDP IPv6 cut thru uni-directional (multiple sockets) test """
 730
 731         self.timeout = self.client_uni_dir_nsock_timeout
 732         self.cut_thru_test("sock_test_server", self.server_ipv6_args,
 733                            "sock_test_client",
 734                            self.client_ipv6_uni_dir_nsock_test_args)
 735
 736     @unittest.skipUnless(running_extended_tests, "part of extended tests")
 737     def test_ldp_ipv6_cut_thru_bi_dir_nsock(self):
 738         """ run LDP IPv6 cut thru bi-directional (multiple sockets) test """
 739
 740         self.timeout = self.client_bi_dir_nsock_timeout
 741         self.cut_thru_test("sock_test_server", self.server_ipv6_args,
 742                            "sock_test_client",
 743                            self.client_ipv6_bi_dir_nsock_test_args)
 744
 745
 746 class VCLIpv6CutThruTestCase(VCLTestCase):
 747     """ VCL IPv6 Cut Thru Tests """
 748
 749     @classmethod
 750     def setUpClass(cls):
 751         super(VCLIpv6CutThruTestCase, cls).setUpClass()
 752
 753     @classmethod
 754     def tearDownClass(cls):
 755         super(VCLIpv6CutThruTestCase, cls).tearDownClass()
 756
 757     def setUp(self):
 758         super(VCLIpv6CutThruTestCase, self).setUp()
 759
 760         self.cut_thru_setup()
 761         self.client_uni_dir_nsock_timeout = 20
 762         self.client_bi_dir_nsock_timeout = 20
 763         self.client_ipv6_echo_test_args = ["-6", "-E", self.echo_phrase, "-X",
 764                                            self.server_ipv6_addr,
 765                                            self.server_port]
 766         self.client_ipv6_uni_dir_nsock_test_args = ["-N", "1000", "-U", "-X",
 767                                                     "-6",
 768                                                     "-I", "2",
 769                                                     self.server_ipv6_addr,
 770                                                     self.server_port]
 771         self.client_ipv6_bi_dir_nsock_test_args = ["-N", "1000", "-B", "-X",
 772                                                    "-6",
 773                                                    "-I", "2",
 774                                                    self.server_ipv6_addr,
 775                                                    self.server_port]
 776
 777     def tearDown(self):
 778         self.cut_thru_tear_down()
 779
 780         super(VCLIpv6CutThruTestCase, self).tearDown()
 781
 782     def test_vcl_ipv6_cut_thru_echo(self):
 783         """ run VCL IPv6 cut thru echo test """
 784
 785         self.cut_thru_test("vcl_test_server",
 786                            self.server_ipv6_args,
 787                            "vcl_test_client",
 788                            self.client_ipv6_echo_test_args)
 789
 790     @unittest.skipUnless(running_extended_tests, "part of extended tests")
 791     def test_vcl_ipv6_cut_thru_uni_dir_nsock(self):
 792         """ run VCL IPv6 cut thru uni-directional (multiple sockets) test """
 793
 794         self.timeout = self.client_uni_dir_nsock_timeout
 795         self.cut_thru_test("vcl_test_server", self.server_ipv6_args,
 796                            "vcl_test_client",
 797                            self.client_ipv6_uni_dir_nsock_test_args)
 798
 799     @unittest.skipUnless(running_extended_tests, "part of extended tests")
 800     def test_vcl_ipv6_cut_thru_bi_dir_nsock(self):
 801         """ run VCL IPv6 cut thru bi-directional (multiple sockets) test """
 802
 803         self.timeout = self.client_bi_dir_nsock_timeout
 804         self.cut_thru_test("vcl_test_server", self.server_ipv6_args,
 805                            "vcl_test_client",
 806                            self.client_ipv6_bi_dir_nsock_test_args)
 807
 808
 809 class VCLIpv6ThruHostStackEcho(VCLTestCase):
 810     """ VCL IPv6 Thru Host Stack Echo """
 811
 812     @classmethod
 813     def setUpClass(cls):
 814         super(VCLIpv6ThruHostStackEcho, cls).setUpClass()
 815
 816     @classmethod
 817     def tearDownClass(cls):
 818         super(VCLIpv6ThruHostStackEcho, cls).tearDownClass()
 819
 820     def setUp(self):
 821         super(VCLIpv6ThruHostStackEcho, self).setUp()
 822
 823         self.thru_host_stack_ipv6_setup()
 824         self.client_ipv6_echo_test_args = ["-6", "-E", self.echo_phrase, "-X",
 825                                            self.loop0.local_ip6,
 826                                            self.server_port]
 827
 828     def tearDown(self):
 829         self.thru_host_stack_ipv6_tear_down()
 830         super(VCLIpv6ThruHostStackEcho, self).tearDown()
 831
 832     def test_vcl_ipv6_thru_host_stack_echo(self):
 833         """ run VCL IPv6 thru host stack echo test """
 834
 835         self.thru_host_stack_test("vcl_test_server",
 836                                   self.server_ipv6_args,
 837                                   "vcl_test_client",
 838                                   self.client_ipv6_echo_test_args)
 839
 840
 841 if __name__ == '__main__':
 842     unittest.main(testRunner=VppTestRunner)