summaryrefslogtreecommitdiffstats
path: root/src/plugins/tlsopenssl/tls_openssl.c
diff options
context:
space:
mode:
authorsatna <satbeervarma9596@gmail.com>2022-03-25 13:46:02 +0530
committerFlorin Coras <florin.coras@gmail.com>2022-04-01 06:45:40 +0000
commit9a485d01fae0d17da5dbdba264f5f7fd104e3a1a (patch)
treea87240a4ed83f222520d2f8cee3f0f7a09a2fb7c /src/plugins/tlsopenssl/tls_openssl.c
parent2473858233ef1c62f8c3a10395449c3ea975fe33 (diff)
tls: enable host verification by hostname
Type: improvement Signed-off-by: satna <satbeervarma9596@gmail.com> Change-Id: I1b1db60fa1a0e47fce273bc07b01887813fd3c48
Diffstat (limited to 'src/plugins/tlsopenssl/tls_openssl.c')
-rw-r--r--src/plugins/tlsopenssl/tls_openssl.c43
1 files changed, 40 insertions, 3 deletions
diff --git a/src/plugins/tlsopenssl/tls_openssl.c b/src/plugins/tlsopenssl/tls_openssl.c
index 75494aac6de..0b76425d60d 100644
--- a/src/plugins/tlsopenssl/tls_openssl.c
+++ b/src/plugins/tlsopenssl/tls_openssl.c
@@ -28,6 +28,7 @@
#include <tlsopenssl/tls_openssl.h>
#include <tlsopenssl/tls_bios.h>
#include <openssl/x509_vfy.h>
+#include <openssl/x509v3.h>
#define MAX_CRYPTO_LEN 64
@@ -670,7 +671,42 @@ openssl_set_ckpair (SSL *ssl_connection, u32 ckpair_index)
SSL_use_PrivateKey (ssl_connection, pkey);
BIO_free (cert_bio);
TLS_DBG (1, "TLS client using ckpair index: %d", ckpair_index);
+ return 0;
+}
+
+static int
+openssl_ctx_init_verify (tls_ctx_t *ctx, int set_hostname_verification,
+ int set_hostname_strict_check)
+{
+ openssl_ctx_t *oc = (openssl_ctx_t *) ctx;
+ SSL *ssl = oc->ssl;
+
+ if (set_hostname_verification)
+ {
+ X509_VERIFY_PARAM *param = SSL_get0_param (ssl);
+ if (!param)
+ {
+ TLS_DBG (1, "Couldn't fetch SSL param");
+ return -1;
+ }
+ if (set_hostname_strict_check)
+ X509_VERIFY_PARAM_set_hostflags (param,
+ X509_CHECK_FLAG_NO_PARTIAL_WILDCARDS);
+
+ if (!X509_VERIFY_PARAM_set1_host (param,
+ (const char *) ctx->srv_hostname, 0))
+ {
+ TLS_DBG (1, "Couldn't set hostname for verification");
+ return -1;
+ }
+ SSL_set_verify (ssl, SSL_VERIFY_PEER, 0);
+ }
+ if (!SSL_set_tlsext_host_name (ssl, ctx->srv_hostname))
+ {
+ TLS_DBG (1, "Couldn't set hostname");
+ return -1;
+ }
return 0;
}
@@ -735,10 +771,11 @@ openssl_ctx_init_client (tls_ctx_t * ctx)
SSL_set_bio (oc->ssl, oc->wbio, oc->rbio);
SSL_set_connect_state (oc->ssl);
- rv = SSL_set_tlsext_host_name (oc->ssl, ctx->srv_hostname);
- if (rv != 1)
+ /* Hostname validation and strict check by name, are disable by default */
+ rv = openssl_ctx_init_verify (ctx, 0, 0);
+ if (rv)
{
- TLS_DBG (1, "Couldn't set hostname");
+ TLS_DBG (1, "ERROR:verify init failed:%d", rv);
return -1;
}
if (openssl_set_ckpair (oc->ssl, ctx->ckpair_index))
' href='#n286'>286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573 574 575 576 577 578 579 580 581 582 583 584 585 586 587 588 589 590 591 592 593 594 595 596 597 598 599 600 601 602 603 604 605 606 607 608 609 610 611 612 613 614 615 616 617 618 619 620 621 622 623 624 625 626 627 628 629 630 631 632 633 634 635 636 637 638 639 640 641 642 643 644 645 646 647 648 649 650 651 652 653 654 655 656 657 658 659 660 661 662 663 664 665 666 667 668 669 670 671 672 673 674 675 676 677 678 679 680 681 682 683 684 685 686 687 688 689 690 691 692 693 694 695 696 697 698 699 700 701 702 703 704 705 706 707 708 709 710 711 712 713 714 715 716 717 718 719 720 721 722 723 724 725 726 727 728 729 730 731 732 733 734 735 736 737 738 739 740 741 742 743 744 745 746 747 748 749 750 751 752 753 754 755 756 757 758 759 760 761 762 763 764 765 766 767 768 769 770 771 772 773 774 775 776 777 778 779 780 781 782 783 784 785 786 787 788 789 790 791 792 793 794 795 796 797 798 799 800 801 802 803 804 805 806 807 808 809 810 811 812 813 814 815 816 817 818 819 820 821 822 823 824 825 826 827 828 829 830 831 832 833 834 835 836 837 838 839 840 841 842 843 844 845 846 847 848 849 850 851 852 853 854 855 856 857 858 859 860 861 862 863 864 865 866 867 868 869 870 871 872 873 874 875 876 877 878 879 880 881 882 883 884 885 886 887 888 889 890 891 892 893 894 895 896 897 898 899 900 901 902 903 904 905 906 907 908 909 910 911 912 913 914 915 916 917 918 919 920 921 922 923 924 925 926 927 928 929 930 931 932 933 934 935 936 937 938 939 940 941 942 943 944 945 946 947 948 949 950 951 952 953 954 955 956 957 958 959 960 961 962 963 964 965 966 967 968 969 970 971 972 973 974 975 976 977 978 979 980 981 982 983 984 985 986 987 988 989 990 991 992 993 994 995 996 997 998 999 1000 1001 1002 1003 
#!/usr/bin/env python3
""" Vpp VCL tests """

import unittest
import os
import subprocess
import signal
import glob
from config import config
from framework import VppTestCase, VppTestRunner, Worker
from vpp_ip_route import VppIpTable, VppIpRoute, VppRoutePath, FibPathProto

iperf3 = '/usr/bin/iperf3'


def have_app(app):
    try:
        subprocess.check_output([app, '-v'])
    except (subprocess.CalledProcessError, OSError):
        return False
    return True


_have_iperf3 = have_app(iperf3)


class VCLAppWorker(Worker):
    """ VCL Test Application Worker """

    libname = "libvcl_ldpreload.so"

    class LibraryNotFound(Exception):
        pass

    def __init__(self, appname, executable_args, logger, env=None,
                 role=None, *args, **kwargs):
        self.role = role
        vcl_ldpreload_glob = f"{config.vpp_install_dir}/**/{self.libname}"
        vcl_ldpreload_so = glob.glob(vcl_ldpreload_glob, recursive=True)

        if len(vcl_ldpreload_so) < 1:
            raise LibraryNotFound("cannot locate library: {}".format(
                self.libname))

        vcl_ldpreload_so = vcl_ldpreload_so[0]

        if env is None:
            env = {}
        if "iperf" in appname:
            app = appname
            env.update({'LD_PRELOAD': vcl_ldpreload_so})
        elif "sock" in appname:
            app = f"{config.vpp_build_dir}/vpp/bin/{appname}"
            env.update({'LD_PRELOAD': vcl_ldpreload_so})
        else:
            app = f"{config.vpp_build_dir}/vpp/bin/{appname}"
        self.args = [app] + executable_args
        super(VCLAppWorker, self).__init__(self.args, logger, env,
                                           *args, **kwargs)


class VCLTestCase(VppTestCase):
    """ VCL Test Class """
    session_startup = ["poll-main"]

    @classmethod
    def setUpClass(cls):
        if cls.session_startup:
            conf = "session {" + " ".join(cls.session_startup) + "}"
            cls.extra_vpp_punt_config = [conf]
        super(VCLTestCase, cls).setUpClass()

    @classmethod
    def tearDownClass(cls):
        super(VCLTestCase, cls).tearDownClass()

    def setUp(self):
        self.vppDebug = 'vpp_debug' in config.vpp_install_dir
        self.server_addr = "127.0.0.1"
        self.server_port = "22000"
        self.server_args = [self.server_port]
        self.server_ipv6_addr = "::1"
        self.server_ipv6_args = ["-6", self.server_port]
        self.timeout = 20
        self.echo_phrase = "Hello, world! Jenny is a friend of mine."
        self.pre_test_sleep = 0.3
        self.post_test_sleep = 0.2
        self.sapi_client_sock = ""
        self.sapi_server_sock = ""

        if os.path.isfile("/tmp/ldp_server_af_unix_socket"):
            os.remove("/tmp/ldp_server_af_unix_socket")

        super(VCLTestCase, self).setUp()

    def update_vcl_app_env(self, ns_id, ns_secret, attach_sock):
        if not ns_id:
            if 'VCL_APP_NAMESPACE_ID' in self.vcl_app_env:
                del self.vcl_app_env['VCL_APP_NAMESPACE_ID']
        else:
            self.vcl_app_env['VCL_APP_NAMESPACE_ID'] = ns_id

        if not ns_secret:
            if 'VCL_APP_NAMESPACE_SECRET' in self.vcl_app_env:
                del self.vcl_app_env['VCL_APP_NAMESPACE_SECRET']
        else:
            self.vcl_app_env['VCL_APP_NAMESPACE_SECRET'] = ns_secret

        if not attach_sock:
            self.vcl_app_env['VCL_VPP_API_SOCKET'] = self.get_api_sock_path()
            if 'VCL_VPP_SAPI_SOCKET' in self.vcl_app_env:
                del self.vcl_app_env['VCL_VPP_SAPI_SOCKET']
        else:
            sapi_sock = "%s/app_ns_sockets/%s" % (self.tempdir, attach_sock)
            self.vcl_app_env['VCL_VPP_SAPI_SOCKET'] = sapi_sock
            if 'VCL_VPP_API_SOCKET' in self.vcl_app_env:
                del self.vcl_app_env['VCL_VPP_API_SOCKET']

    def cut_thru_setup(self):
        self.vapi.session_enable_disable(is_enable=1)

    def cut_thru_tear_down(self):
        self.vapi.session_enable_disable(is_enable=0)

    def cut_thru_test(self, server_app, server_args, client_app, client_args):
        self.vcl_app_env = {'VCL_APP_SCOPE_LOCAL': "true"}

        self.update_vcl_app_env("", "", self.sapi_server_sock)
        worker_server = VCLAppWorker(server_app, server_args,
                                     self.logger, self.vcl_app_env, "server")
        worker_server.start()
        self.sleep(self.pre_test_sleep)

        self.update_vcl_app_env("", "", self.sapi_client_sock)
        worker_client = VCLAppWorker(client_app, client_args,
                                     self.logger, self.vcl_app_env, "client")
        worker_client.start()
        worker_client.join(self.timeout)
        try:
            self.validateResults(worker_client, worker_server, self.timeout)
        except Exception as error:
            self.fail("Failed with %s" % error)
        self.sleep(self.post_test_sleep)

    def thru_host_stack_setup(self):
        self.vapi.session_enable_disable(is_enable=1)
        self.create_loopback_interfaces(2)

        table_id = 1

        for i in self.lo_interfaces:
            i.admin_up()

            if table_id != 0:
                tbl = VppIpTable(self, table_id)
                tbl.add_vpp_config()

            i.set_table_ip4(table_id)
            i.config_ip4()
            table_id += 1

        # Configure namespaces
        self.vapi.app_namespace_add_del(namespace_id="1", secret=1234,
                                        sw_if_index=self.loop0.sw_if_index)
        self.vapi.app_namespace_add_del(namespace_id="2", secret=5678,
                                        sw_if_index=self.loop1.sw_if_index)

        # Add inter-table routes
        ip_t01 = VppIpRoute(self, self.loop1.local_ip4, 32,
                            [VppRoutePath("0.0.0.0",
                                          0xffffffff,
                                          nh_table_id=2)], table_id=1)
        ip_t10 = VppIpRoute(self, self.loop0.local_ip4, 32,
                            [VppRoutePath("0.0.0.0",
                                          0xffffffff,
                                          nh_table_id=1)], table_id=2)
        ip_t01.add_vpp_config()
        ip_t10.add_vpp_config()
        self.logger.debug(self.vapi.cli("show ip fib"))

    def thru_host_stack_tear_down(self):
        for i in self.lo_interfaces:
            i.unconfig_ip4()
            i.set_table_ip4(0)
            i.admin_down()

    def thru_host_stack_ipv6_setup(self):
        self.vapi.session_enable_disable(is_enable=1)
        self.create_loopback_interfaces(2)

        table_id = 1

        for i in self.lo_interfaces:
            i.admin_up()

            tbl = VppIpTable(self, table_id, is_ip6=1)
            tbl.add_vpp_config()

            i.set_table_ip6(table_id)
            i.config_ip6()
            table_id += 1

        # Configure namespaces
        self.vapi.app_namespace_add_del(namespace_id="1", secret=1234,
                                        sw_if_index=self.loop0.sw_if_index)
        self.vapi.app_namespace_add_del(namespace_id="2", secret=5678,
                                        sw_if_index=self.loop1.sw_if_index)

        # Add inter-table routes
        ip_t01 = VppIpRoute(self, self.loop1.local_ip6, 128,
                            [VppRoutePath("::0", 0xffffffff,
                                          nh_table_id=2)],
                            table_id=1)
        ip_t10 = VppIpRoute(self, self.loop0.local_ip6, 128,
                            [VppRoutePath("::0", 0xffffffff,
                                          nh_table_id=1)],
                            table_id=2)
        ip_t01.add_vpp_config()
        ip_t10.add_vpp_config()
        self.logger.debug(self.vapi.cli("show interface addr"))
        self.logger.debug(self.vapi.cli("show ip6 fib"))

    def thru_host_stack_ipv6_tear_down(self):
        for i in self.lo_interfaces:
            i.unconfig_ip6()
            i.set_table_ip6(0)
            i.admin_down()

        self.vapi.session_enable_disable(is_enable=0)

    @unittest.skipUnless(_have_iperf3, "'%s' not found, Skipping.")
    def thru_host_stack_test(self, server_app, server_args,
                             client_app, client_args):
        self.vcl_app_env = {'VCL_APP_SCOPE_GLOBAL': "true"}

        self.update_vcl_app_env("1", "1234", self.sapi_server_sock)
        worker_server = VCLAppWorker(server_app, server_args,
                                     self.logger, self.vcl_app_env, "server")
        worker_server.start()
        self.sleep(self.pre_test_sleep)

        self.update_vcl_app_env("2", "5678", self.sapi_client_sock)
        worker_client = VCLAppWorker(client_app, client_args,
                                     self.logger, self.vcl_app_env, "client")
        worker_client.start()
        worker_client.join(self.timeout)

        try:
            self.validateResults(worker_client, worker_server, self.timeout)
        except Exception as error:
            self.fail("Failed with %s" % error)
        self.sleep(self.post_test_sleep)

    def validateResults(self, worker_client, worker_server, timeout):
        if worker_server.process is None:
            raise RuntimeError('worker_server is not running.')
        if os.path.isdir('/proc/{}'.format(worker_server.process.pid)):
            self.logger.info("Killing server worker process (pid %d)" %
                             worker_server.process.pid)
            os.killpg(os.getpgid(worker_server.process.pid), signal.SIGTERM)
            worker_server.join()
        self.logger.info("Client worker result is `%s'" % worker_client.result)
        error = False
        if worker_client.result is None:
            try:
                error = True
                self.logger.error(
                    "Timeout: %ss! Killing client worker process (pid %d)" %
                    (timeout, worker_client.process.pid))
                os.killpg(os.getpgid(worker_client.process.pid),
                          signal.SIGKILL)
                worker_client.join()
            except OSError:
                self.logger.debug(
                    "Couldn't kill client worker process")
                raise
        if error:
            raise RuntimeError(
                "Timeout! Client worker did not finish in %ss" % timeout)
        self.assert_equal(worker_client.result, 0, "Binary test return code")


class LDPCutThruTestCase(VCLTestCase):
    """ LDP Cut Thru Tests """

    @classmethod
    def setUpClass(cls):
        cls.session_startup = ["poll-main", "use-app-socket-api"]
        super(LDPCutThruTestCase, cls).setUpClass()

    @classmethod
    def tearDownClass(cls):
        super(LDPCutThruTestCase, cls).tearDownClass()

    def setUp(self):
        super(LDPCutThruTestCase, self).setUp()

        self.cut_thru_setup()
        self.client_echo_test_args = ["-E", self.echo_phrase, "-X",
                                      self.server_addr, self.server_port]
        self.client_iperf3_timeout = 20
        self.client_iperf3_args = ["-4", "-t 2", "-c", self.server_addr]
        self.server_iperf3_args = ["-4", "-s"]
        self.client_uni_dir_nsock_timeout = 20
        self.client_uni_dir_nsock_test_args = ["-N", "1000", "-U", "-X",
                                               "-I", "2",
                                               self.server_addr,
                                               self.server_port]
        self.client_bi_dir_nsock_timeout = 20
        self.client_bi_dir_nsock_test_args = ["-N", "1000", "-B", "-X",
                                              "-I", "2",
                                              self.server_addr,
                                              self.server_port]
        self.sapi_client_sock = "default"
        self.sapi_server_sock = "default"

    def tearDown(self):
        super(LDPCutThruTestCase, self).tearDown()
        self.cut_thru_tear_down()

    def show_commands_at_teardown(self):
        self.logger.debug(self.vapi.cli("show session verbose 2"))
        self.logger.debug(self.vapi.cli("show app mq"))

    @unittest.skipUnless(config.extended, "part of extended tests")
    def test_ldp_cut_thru_echo(self):
        """ run LDP cut thru echo test """

        self.cut_thru_test("sock_test_server", self.server_args,
                           "sock_test_client", self.client_echo_test_args)

    def test_ldp_cut_thru_iperf3(self):
        """ run LDP cut thru iperf3 test """

        self.timeout = self.client_iperf3_timeout
        self.cut_thru_test(iperf3, self.server_iperf3_args,
                           iperf3, self.client_iperf3_args)

    @unittest.skipUnless(config.extended, "part of extended tests")
    def test_ldp_cut_thru_uni_dir_nsock(self):
        """ run LDP cut thru uni-directional (multiple sockets) test """

        self.timeout = self.client_uni_dir_nsock_timeout
        self.cut_thru_test("sock_test_server", self.server_args,
                           "sock_test_client",
                           self.client_uni_dir_nsock_test_args)

    @unittest.skipUnless(config.extended, "part of extended tests")
    @unittest.skip("sock test apps need to be improved")
    def test_ldp_cut_thru_bi_dir_nsock(self):
        """ run LDP cut thru bi-directional (multiple sockets) test """

        self.timeout = self.client_bi_dir_nsock_timeout
        self.cut_thru_test("sock_test_server", self.server_args,
                           "sock_test_client",
                           self.client_bi_dir_nsock_test_args)


class VCLCutThruTestCase(VCLTestCase):
    """ VCL Cut Thru Tests """

    @classmethod
    def setUpClass(cls):
        super(VCLCutThruTestCase, cls).setUpClass()

    @classmethod
    def tearDownClass(cls):
        super(VCLCutThruTestCase, cls).tearDownClass()

    def setUp(self):
        super(VCLCutThruTestCase, self).setUp()

        self.cut_thru_setup()
        self.client_echo_test_args = ["-E", self.echo_phrase, "-X",
                                      self.server_addr, self.server_port]

        self.client_uni_dir_nsock_timeout = 20
        self.client_uni_dir_nsock_test_args = ["-N", "1000", "-U", "-X",
                                               "-I", "2",
                                               self.server_addr,
                                               self.server_port]
        self.client_bi_dir_nsock_timeout = 20
        self.client_bi_dir_nsock_test_args = ["-N", "1000", "-B", "-X",
                                              "-I", "2",
                                              self.server_addr,
                                              self.server_port]

    def tearDown(self):
        super(VCLCutThruTestCase, self).tearDown()

    def show_commands_at_teardown(self):
        self.logger.debug(self.vapi.cli("show session verbose 2"))
        self.logger.debug(self.vapi.cli("show app mq"))

    def test_vcl_cut_thru_echo(self):
        """ run VCL cut thru echo test """

        self.cut_thru_test("vcl_test_server", self.server_args,
                           "vcl_test_client", self.client_echo_test_args)

    def test_vcl_cut_thru_uni_dir_nsock(self):
        """ run VCL cut thru uni-directional (multiple sockets) test """

        self.timeout = self.client_uni_dir_nsock_timeout
        self.cut_thru_test("vcl_test_server", self.server_args,
                           "vcl_test_client",
                           self.client_uni_dir_nsock_test_args)

    def test_vcl_cut_thru_bi_dir_nsock(self):
        """ run VCL cut thru bi-directional (multiple sockets) test """

        self.timeout = self.client_bi_dir_nsock_timeout
        self.cut_thru_test("vcl_test_server", self.server_args,
                           "vcl_test_client",
                           self.client_bi_dir_nsock_test_args)


class VCLThruHostStackEcho(VCLTestCase):
    """ VCL Thru Host Stack Echo """

    @classmethod
    def setUpClass(cls):
        super(VCLThruHostStackEcho, cls).setUpClass()

    @classmethod
    def tearDownClass(cls):
        super(VCLThruHostStackEcho, cls).tearDownClass()

    def setUp(self):
        super(VCLThruHostStackEcho, self).setUp()

        self.thru_host_stack_setup()
        self.client_bi_dir_nsock_timeout = 20
        self.client_bi_dir_nsock_test_args = ["-N", "1000", "-B", "-X",
                                              "-I", "2",
                                              self.loop0.local_ip4,
                                              self.server_port]
        self.client_echo_test_args = ["-E", self.echo_phrase, "-X",
                                      self.loop0.local_ip4,
                                      self.server_port]

    def tearDown(self):
        self.thru_host_stack_tear_down()
        super(VCLThruHostStackEcho, self).tearDown()

    def test_vcl_thru_host_stack_echo(self):
        """ run VCL IPv4 thru host stack echo test """

        self.thru_host_stack_test("vcl_test_server",
                                  self.server_args,
                                  "vcl_test_client",
                                  self.client_echo_test_args)

    def show_commands_at_teardown(self):
        self.logger.debug(self.vapi.cli("show app server"))
        self.logger.debug(self.vapi.cli("show session verbose"))
        self.logger.debug(self.vapi.cli("show app mq"))


class VCLThruHostStackTLS(VCLTestCase):
    """ VCL Thru Host Stack TLS """

    @classmethod
    def setUpClass(cls):
        cls.session_startup = ["poll-main", "use-app-socket-api"]
        super(VCLThruHostStackTLS, cls).setUpClass()

    @classmethod
    def tearDownClass(cls):
        super(VCLThruHostStackTLS, cls).tearDownClass()

    def setUp(self):
        super(VCLThruHostStackTLS, self).setUp()

        self.thru_host_stack_setup()
        self.client_uni_dir_tls_timeout = 20
        self.server_tls_args = ["-L", self.server_port]
        self.client_uni_dir_tls_test_args = ["-N", "1000", "-U", "-X", "-L",
                                             self.loop0.local_ip4,
                                             self.server_port]
        self.sapi_server_sock = "1"
        self.sapi_client_sock = "2"

    def test_vcl_thru_host_stack_tls_uni_dir(self):
        """ run VCL thru host stack uni-directional TLS test """

        self.timeout = self.client_uni_dir_tls_timeout
        self.thru_host_stack_test("vcl_test_server", self.server_tls_args,
                                  "vcl_test_client",
                                  self.client_uni_dir_tls_test_args)

    def tearDown(self):
        self.thru_host_stack_tear_down()
        super(VCLThruHostStackTLS, self).tearDown()

    def show_commands_at_teardown(self):
        self.logger.debug(self.vapi.cli("show app server"))
        self.logger.debug(self.vapi.cli("show session verbose 2"))
        self.logger.debug(self.vapi.cli("show app mq"))


class VCLThruHostStackDTLS(VCLTestCase):
    """ VCL Thru Host Stack DTLS """

    @classmethod
    def setUpClass(cls):
        super(VCLThruHostStackDTLS, cls).setUpClass()

    @classmethod
    def tearDownClass(cls):
        super(VCLThruHostStackDTLS, cls).tearDownClass()

    def setUp(self):
        super(VCLThruHostStackDTLS, self).setUp()

        self.thru_host_stack_setup()
        self.client_uni_dir_dtls_timeout = 20
        self.server_dtls_args = ["-p", "dtls", self.server_port]
        self.client_uni_dir_dtls_test_args = ["-N", "1000", "-U", "-X",
                                              "-p", "dtls", "-T 1400",
                                              self.loop0.local_ip4,
                                              self.server_port]

    def test_vcl_thru_host_stack_dtls_uni_dir(self):
        """ run VCL thru host stack uni-directional DTLS test """

        self.timeout = self.client_uni_dir_dtls_timeout
        self.thru_host_stack_test("vcl_test_server", self.server_dtls_args,
                                  "vcl_test_client",
                                  self.client_uni_dir_dtls_test_args)

    def tearDown(self):
        self.thru_host_stack_tear_down()
        super(VCLThruHostStackDTLS, self).tearDown()

    def show_commands_at_teardown(self):
        self.logger.debug(self.vapi.cli("show app server"))
        self.logger.debug(self.vapi.cli("show session verbose 2"))
        self.logger.debug(self.vapi.cli("show app mq"))


class VCLThruHostStackQUIC(VCLTestCase):
    """ VCL Thru Host Stack QUIC """

    @classmethod
    def setUpClass(cls):
        cls.extra_vpp_plugin_config.append("plugin quic_plugin.so { enable }")
        super(VCLThruHostStackQUIC, cls).setUpClass()

    @classmethod
    def tearDownClass(cls):
        super(VCLThruHostStackQUIC, cls).tearDownClass()

    def setUp(self):
        super(VCLThruHostStackQUIC, self).setUp()

        self.thru_host_stack_setup()
        self.client_uni_dir_quic_timeout = 20
        self.server_quic_args = ["-p", "quic", self.server_port]
        self.client_uni_dir_quic_test_args = ["-N", "1000", "-U", "-X",
                                              "-p", "quic",
                                              self.loop0.local_ip4,
                                              self.server_port]

    @unittest.skipUnless(config.extended, "part of extended tests")
    def test_vcl_thru_host_stack_quic_uni_dir(self):
        """ run VCL thru host stack uni-directional QUIC test """

        self.timeout = self.client_uni_dir_quic_timeout
        self.thru_host_stack_test("vcl_test_server", self.server_quic_args,
                                  "vcl_test_client",
                                  self.client_uni_dir_quic_test_args)

    def tearDown(self):
        self.thru_host_stack_tear_down()
        super(VCLThruHostStackQUIC, self).tearDown()

    def show_commands_at_teardown(self):
        self.logger.debug(self.vapi.cli("show app server"))
        self.logger.debug(self.vapi.cli("show session verbose 2"))
        self.logger.debug(self.vapi.cli("show app mq"))


class VCLThruHostStackBidirNsock(VCLTestCase):
    """ VCL Thru Host Stack Bidir Nsock """

    @classmethod
    def setUpClass(cls):
        super(VCLThruHostStackBidirNsock, cls).setUpClass()

    @classmethod
    def tearDownClass(cls):
        super(VCLThruHostStackBidirNsock, cls).tearDownClass()

    def setUp(self):
        super(VCLThruHostStackBidirNsock, self).setUp()

        self.thru_host_stack_setup()
        self.client_bi_dir_nsock_timeout = 20
        self.client_bi_dir_nsock_test_args = ["-N", "1000", "-B", "-X",
                                              "-I", "2",
                                              self.loop0.local_ip4,
                                              self.server_port]
        self.client_echo_test_args = ["-E", self.echo_phrase, "-X",
                                      self.loop0.local_ip4,
                                      self.server_port]

    def tearDown(self):
        self.thru_host_stack_tear_down()
        super(VCLThruHostStackBidirNsock, self).tearDown()

    def show_commands_at_teardown(self):
        self.logger.debug(self.vapi.cli("show session verbose 2"))
        self.logger.debug(self.vapi.cli("show app mq"))

    def test_vcl_thru_host_stack_bi_dir_nsock(self):
        """ run VCL thru host stack bi-directional (multiple sockets) test """

        self.timeout = self.client_bi_dir_nsock_timeout
        self.thru_host_stack_test("vcl_test_server", self.server_args,
                                  "vcl_test_client",
                                  self.client_bi_dir_nsock_test_args)


class LDPThruHostStackBidirNsock(VCLTestCase):
    """ LDP Thru Host Stack Bidir Nsock """

    @classmethod
    def setUpClass(cls):
        super(LDPThruHostStackBidirNsock, cls).setUpClass()

    @classmethod
    def tearDownClass(cls):
        super(LDPThruHostStackBidirNsock, cls).tearDownClass()

    def setUp(self):
        super(LDPThruHostStackBidirNsock, self).setUp()

        self.thru_host_stack_setup()
        self.client_bi_dir_nsock_timeout = 20
        self.client_bi_dir_nsock_test_args = ["-N", "1000", "-B", "-X",
                                              # OUCH! Host Stack Bug?
                                              # Only fails when running
                                              # 'make test TEST_JOBS=auto'
                                              # or TEST_JOBS > 1
                                              # "-I", "2",
                                              self.loop0.local_ip4,
                                              self.server_port]

    def tearDown(self):
        self.thru_host_stack_tear_down()
        super(LDPThruHostStackBidirNsock, self).tearDown()

    def show_commands_at_teardown(self):
        self.logger.debug(self.vapi.cli("show session verbose 2"))
        self.logger.debug(self.vapi.cli("show app mq"))

    def test_ldp_thru_host_stack_bi_dir_nsock(self):
        """ run LDP thru host stack bi-directional (multiple sockets) test """

        self.timeout = self.client_bi_dir_nsock_timeout
        self.thru_host_stack_test("sock_test_server", self.server_args,
                                  "sock_test_client",
                                  self.client_bi_dir_nsock_test_args)


class LDPThruHostStackNsock(VCLTestCase):
    """ LDP Thru Host Stack Nsock """

    @classmethod
    def setUpClass(cls):
        super(LDPThruHostStackNsock, cls).setUpClass()

    @classmethod
    def tearDownClass(cls):
        super(LDPThruHostStackNsock, cls).tearDownClass()

    def setUp(self):
        super(LDPThruHostStackNsock, self).setUp()

        self.thru_host_stack_setup()
        if self.vppDebug:
            self.client_uni_dir_nsock_timeout = 20
            self.numSockets = "2"
        else:
            self.client_uni_dir_nsock_timeout = 20
            self.numSockets = "5"

        self.client_uni_dir_nsock_test_args = ["-N", "1000", "-U", "-X",
                                               "-I", self.numSockets,
                                               self.loop0.local_ip4,
                                               self.server_port]

    def tearDown(self):
        self.thru_host_stack_tear_down()
        super(LDPThruHostStackNsock, self).tearDown()

    def test_ldp_thru_host_stack_uni_dir_nsock(self):
        """ run LDP thru host stack uni-directional (multiple sockets) test """

        self.timeout = self.client_uni_dir_nsock_timeout
        self.thru_host_stack_test("sock_test_server", self.server_args,
                                  "sock_test_client",
                                  self.client_uni_dir_nsock_test_args)


class VCLThruHostStackNsock(VCLTestCase):
    """ VCL Thru Host Stack Nsock """

    @classmethod
    def setUpClass(cls):
        super(VCLThruHostStackNsock, cls).setUpClass()

    @classmethod
    def tearDownClass(cls):
        super(VCLThruHostStackNsock, cls).tearDownClass()

    def setUp(self):
        super(VCLThruHostStackNsock, self).setUp()

        self.thru_host_stack_setup()
        if self.vppDebug:
            self.client_uni_dir_nsock_timeout = 20
            self.numSockets = "2"
        else:
            self.client_uni_dir_nsock_timeout = 20
            self.numSockets = "5"

        self.client_uni_dir_nsock_test_args = ["-N", "1000", "-U", "-X",
                                               "-I", self.numSockets,
                                               self.loop0.local_ip4,
                                               self.server_port]

    def tearDown(self):
        self.thru_host_stack_tear_down()
        super(VCLThruHostStackNsock, self).tearDown()

    def test_vcl_thru_host_stack_uni_dir_nsock(self):
        """ run VCL thru host stack uni-directional (multiple sockets) test """

        self.timeout = self.client_uni_dir_nsock_timeout
        self.thru_host_stack_test("vcl_test_server", self.server_args,
                                  "vcl_test_client",
                                  self.client_uni_dir_nsock_test_args)


class LDPThruHostStackIperf(VCLTestCase):
    """ LDP Thru Host Stack Iperf  """

    @classmethod
    def setUpClass(cls):
        super(LDPThruHostStackIperf, cls).setUpClass()

    @classmethod
    def tearDownClass(cls):
        super(LDPThruHostStackIperf, cls).tearDownClass()

    def setUp(self):
        super(LDPThruHostStackIperf, self).setUp()

        self.thru_host_stack_setup()
        self.client_iperf3_timeout = 20
        self.client_iperf3_args = ["-4", "-t 2", "-c", self.loop0.local_ip4]
        self.server_iperf3_args = ["-4", "-s"]

    def tearDown(self):
        self.thru_host_stack_tear_down()
        super(LDPThruHostStackIperf, self).tearDown()

    def show_commands_at_teardown(self):
        self.logger.debug(self.vapi.cli("show session verbose 2"))
        self.logger.debug(self.vapi.cli("show app mq"))

    @unittest.skipUnless(_have_iperf3, "'%s' not found, Skipping.")
    def test_ldp_thru_host_stack_iperf3(self):
        """ run LDP thru host stack iperf3 test """

        self.timeout = self.client_iperf3_timeout
        self.thru_host_stack_test(iperf3, self.server_iperf3_args,
                                  iperf3, self.client_iperf3_args)


class LDPThruHostStackIperfUdp(VCLTestCase):
    """ LDP Thru Host Stack Iperf UDP """

    @classmethod
    def setUpClass(cls):
        super(LDPThruHostStackIperfUdp, cls).setUpClass()

    @classmethod
    def tearDownClass(cls):
        super(LDPThruHostStackIperfUdp, cls).tearDownClass()

    def setUp(self):
        super(LDPThruHostStackIperfUdp, self).setUp()

        self.thru_host_stack_setup()
        self.client_iperf3_timeout = 20
        self.client_iperf3_args = ["-4", "-t 2", "-u", "-l 1400",
                                   "-c", self.loop0.local_ip4]
        self.server_iperf3_args = ["-4", "-s"]

    def tearDown(self):
        self.thru_host_stack_tear_down()
        super(LDPThruHostStackIperfUdp, self).tearDown()

    def show_commands_at_teardown(self):
        self.logger.debug(self.vapi.cli("show session verbose 2"))
        self.logger.debug(self.vapi.cli("show app mq"))

    @unittest.skipUnless(_have_iperf3, "'%s' not found, Skipping.")
    def test_ldp_thru_host_stack_iperf3_udp(self):
        """ run LDP thru host stack iperf3 UDP test """

        self.timeout = self.client_iperf3_timeout
        self.thru_host_stack_test(iperf3, self.server_iperf3_args,
                                  iperf3, self.client_iperf3_args)


class LDPIpv6CutThruTestCase(VCLTestCase):
    """ LDP IPv6 Cut Thru Tests """

    @classmethod
    def setUpClass(cls):
        super(LDPIpv6CutThruTestCase, cls).setUpClass()

    @classmethod
    def tearDownClass(cls):
        super(LDPIpv6CutThruTestCase, cls).tearDownClass()

    def show_commands_at_teardown(self):
        self.logger.debug(self.vapi.cli("show session verbose 2"))
        self.logger.debug(self.vapi.cli("show app mq"))

    def setUp(self):
        super(LDPIpv6CutThruTestCase, self).setUp()

        self.cut_thru_setup()
        self.client_iperf3_timeout = 20
        self.client_uni_dir_nsock_timeout = 20
        self.client_bi_dir_nsock_timeout = 20
        self.client_ipv6_echo_test_args = ["-6", "-E", self.echo_phrase, "-X",
                                           self.server_ipv6_addr,
                                           self.server_port]
        self.client_ipv6_iperf3_args = ["-6", "-t 2", "-c",
                                        self.server_ipv6_addr]
        self.server_ipv6_iperf3_args = ["-6", "-s"]
        self.client_ipv6_uni_dir_nsock_test_args = ["-N", "1000", "-U", "-X",
                                                    "-6",
                                                    "-I", "2",
                                                    self.server_ipv6_addr,
                                                    self.server_port]
        self.client_ipv6_bi_dir_nsock_test_args = ["-N", "1000", "-B", "-X",
                                                   "-6",
                                                   "-I", "2",
                                                   self.server_ipv6_addr,
                                                   self.server_port]

    def tearDown(self):
        super(LDPIpv6CutThruTestCase, self).tearDown()
        self.cut_thru_tear_down()

    @unittest.skipUnless(config.extended, "part of extended tests")
    def test_ldp_ipv6_cut_thru_echo(self):
        """ run LDP IPv6 cut thru echo test """

        self.cut_thru_test("sock_test_server",
                           self.server_ipv6_args,
                           "sock_test_client",
                           self.client_ipv6_echo_test_args)

    @unittest.skipUnless(_have_iperf3, "'%s' not found, Skipping.")
    def test_ldp_ipv6_cut_thru_iperf3(self):
        """ run LDP IPv6 cut thru iperf3 test """

        self.timeout = self.client_iperf3_timeout
        self.cut_thru_test(iperf3, self.server_ipv6_iperf3_args,
                           iperf3, self.client_ipv6_iperf3_args)

    @unittest.skipUnless(config.extended, "part of extended tests")
    def test_ldp_ipv6_cut_thru_uni_dir_nsock(self):
        """ run LDP IPv6 cut thru uni-directional (multiple sockets) test """

        self.timeout = self.client_uni_dir_nsock_timeout
        self.cut_thru_test("sock_test_server", self.server_ipv6_args,
                           "sock_test_client",
                           self.client_ipv6_uni_dir_nsock_test_args)

    @unittest.skipUnless(config.extended, "part of extended tests")
    @unittest.skip("sock test apps need to be improved")
    def test_ldp_ipv6_cut_thru_bi_dir_nsock(self):
        """ run LDP IPv6 cut thru bi-directional (multiple sockets) test """

        self.timeout = self.client_bi_dir_nsock_timeout
        self.cut_thru_test("sock_test_server", self.server_ipv6_args,
                           "sock_test_client",
                           self.client_ipv6_bi_dir_nsock_test_args)


class VCLIpv6CutThruTestCase(VCLTestCase):
    """ VCL IPv6 Cut Thru Tests """

    @classmethod
    def setUpClass(cls):
        super(VCLIpv6CutThruTestCase, cls).setUpClass()

    @classmethod
    def tearDownClass(cls):
        super(VCLIpv6CutThruTestCase, cls).tearDownClass()

    def show_commands_at_teardown(self):
        self.logger.debug(self.vapi.cli("show session verbose 2"))
        self.logger.debug(self.vapi.cli("show app mq"))

    def setUp(self):
        super(VCLIpv6CutThruTestCase, self).setUp()

        self.cut_thru_setup()
        self.client_uni_dir_nsock_timeout = 20
        self.client_bi_dir_nsock_timeout = 20
        self.client_ipv6_echo_test_args = ["-6", "-E", self.echo_phrase, "-X",
                                           self.server_ipv6_addr,
                                           self.server_port]
        self.client_ipv6_uni_dir_nsock_test_args = ["-N", "1000", "-U", "-X",
                                                    "-6",
                                                    "-I", "2",
                                                    self.server_ipv6_addr,
                                                    self.server_port]
        self.client_ipv6_bi_dir_nsock_test_args = ["-N", "1000", "-B", "-X",
                                                   "-6",
                                                   "-I", "2",
                                                   self.server_ipv6_addr,
                                                   self.server_port]

    def tearDown(self):
        super(VCLIpv6CutThruTestCase, self).tearDown()
        self.cut_thru_tear_down()

    def show_commands_at_teardown(self):
        self.logger.debug(self.vapi.cli("show session verbose 2"))
        self.logger.debug(self.vapi.cli("show app mq"))

    def test_vcl_ipv6_cut_thru_echo(self):
        """ run VCL IPv6 cut thru echo test """

        self.cut_thru_test("vcl_test_server",
                           self.server_ipv6_args,
                           "vcl_test_client",
                           self.client_ipv6_echo_test_args)

    @unittest.skipUnless(config.extended, "part of extended tests")
    def test_vcl_ipv6_cut_thru_uni_dir_nsock(self):
        """ run VCL IPv6 cut thru uni-directional (multiple sockets) test """

        self.timeout = self.client_uni_dir_nsock_timeout
        self.cut_thru_test("vcl_test_server", self.server_ipv6_args,
                           "vcl_test_client",
                           self.client_ipv6_uni_dir_nsock_test_args)

    @unittest.skipUnless(config.extended, "part of extended tests")
    def test_vcl_ipv6_cut_thru_bi_dir_nsock(self):
        """ run VCL IPv6 cut thru bi-directional (multiple sockets) test """

        self.timeout = self.client_bi_dir_nsock_timeout
        self.cut_thru_test("vcl_test_server", self.server_ipv6_args,
                           "vcl_test_client",
                           self.client_ipv6_bi_dir_nsock_test_args)


class VCLIpv6ThruHostStackEcho(VCLTestCase):
    """ VCL IPv6 Thru Host Stack Echo """

    @classmethod
    def setUpClass(cls):
        super(VCLIpv6ThruHostStackEcho, cls).setUpClass()

    @classmethod
    def tearDownClass(cls):
        super(VCLIpv6ThruHostStackEcho, cls).tearDownClass()

    def setUp(self):
        super(VCLIpv6ThruHostStackEcho, self).setUp()

        self.thru_host_stack_ipv6_setup()
        self.client_ipv6_echo_test_args = ["-6", "-E", self.echo_phrase, "-X",
                                           self.loop0.local_ip6,
                                           self.server_port]

    def tearDown(self):
        self.thru_host_stack_ipv6_tear_down()
        super(VCLIpv6ThruHostStackEcho, self).tearDown()

    def test_vcl_ipv6_thru_host_stack_echo(self):
        """ run VCL IPv6 thru host stack echo test """

        self.thru_host_stack_test("vcl_test_server",
                                  self.server_ipv6_args,
                                  "vcl_test_client",
                                  self.client_ipv6_echo_test_args)


if __name__ == '__main__':
    unittest.main(testRunner=VppTestRunner)