vcl: wait for segments with segment handle
[vpp.git] / test / test_vcl.py
index b427c94..5691604 100644 (file)
@@ -7,24 +7,24 @@ import subprocess
 import signal
 from framework import VppTestCase, VppTestRunner, running_extended_tests, \
     Worker
-from vpp_ip_route import VppIpTable, VppIpRoute, VppRoutePath
+from vpp_ip_route import VppIpTable, VppIpRoute, VppRoutePath, DpoProto
 
 
 class VCLAppWorker(Worker):
     """ VCL Test Application Worker """
 
     def __init__(self, build_dir, appname, args, logger, env={}):
-        vcl_lib_dir = "%s/vpp/.libs" % build_dir
+        vcl_lib_dir = "%s/vpp/lib" % build_dir
         if "iperf" in appname:
             app = appname
             env.update({'LD_PRELOAD':
-                        "%s/libvcl_ldpreload.so.0.0.0" % vcl_lib_dir})
+                        "%s/libvcl_ldpreload.so" % vcl_lib_dir})
+        elif "sock" in appname:
+            app = "%s/vpp/bin/%s" % (build_dir, appname)
+            env.update({'LD_PRELOAD':
+                        "%s/libvcl_ldpreload.so" % vcl_lib_dir})
         else:
-            app = "%s/%s" % (vcl_lib_dir, appname)
-            if not os.path.isfile(app):
-                app = "%s/vpp/%s" % (build_dir, appname)
-                env.update({'LD_PRELOAD':
-                            "%s/libvcl_ldpreload.so.0.0.0" % vcl_lib_dir})
+            app = "%s/vpp/bin/%s" % (build_dir, appname)
         self.args = [app] + args
         super(VCLAppWorker, self).__init__(self.args, logger, env)
 
@@ -33,7 +33,7 @@ class VCLTestCase(VppTestCase):
     """ VCL Test Class """
 
     def __init__(self, methodName):
-        var = "VPP_TEST_BUILD_DIR"
+        var = "VPP_BUILD_DIR"
         self.build_dir = os.getenv(var, None)
         if self.build_dir is None:
             raise Exception("Environment variable `%s' not set" % var)
@@ -43,7 +43,7 @@ class VCLTestCase(VppTestCase):
         self.server_args = [self.server_port]
         self.server_ipv6_addr = "::1"
         self.server_ipv6_args = ["-6", self.server_port]
-        self.timeout = 3
+        self.timeout = 10
         self.echo_phrase = "Hello, world! Jenny is a friend of mine."
 
         super(VCLTestCase, self).__init__(methodName)
@@ -68,14 +68,14 @@ class VCLTestCase(VppTestCase):
         worker_client.join(self.timeout)
         try:
             self.validateResults(worker_client, worker_server, self.timeout)
-        except Exception, error:
+        except Exception as error:
             self.fail("Failed with %s" % error)
 
     def thru_host_stack_setup(self):
         self.vapi.session_enable_disable(is_enabled=1)
-        self.create_loopback_interfaces(range(2))
+        self.create_loopback_interfaces(2)
 
-        table_id = 0
+        table_id = 1
 
         for i in self.lo_interfaces:
             i.admin_up()
@@ -89,22 +89,23 @@ class VCLTestCase(VppTestCase):
             table_id += 1
 
         # Configure namespaces
-        self.vapi.app_namespace_add(namespace_id="0", secret=1234,
+        self.vapi.app_namespace_add(namespace_id="1", secret=1234,
                                     sw_if_index=self.loop0.sw_if_index)
-        self.vapi.app_namespace_add(namespace_id="1", secret=5678,
+        self.vapi.app_namespace_add(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=1)])
+                                          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=0)], table_id=1)
+                                          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:
@@ -116,7 +117,7 @@ class VCLTestCase(VppTestCase):
 
     def thru_host_stack_ipv6_setup(self):
         self.vapi.session_enable_disable(is_enabled=1)
-        self.create_loopback_interfaces(range(2))
+        self.create_loopback_interfaces(2)
 
         table_id = 1
 
@@ -131,19 +132,21 @@ class VCLTestCase(VppTestCase):
             table_id += 1
 
         # Configure namespaces
-        self.vapi.app_namespace_add(namespace_id="0", secret=1234,
+        self.vapi.app_namespace_add(namespace_id="1", secret=1234,
                                     sw_if_index=self.loop0.sw_if_index)
-        self.vapi.app_namespace_add(namespace_id="1", secret=5678,
+        self.vapi.app_namespace_add(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("0.0.0.0", 0xffffffff,
-                                          nh_table_id=2)],
+                            [VppRoutePath("::0", 0xffffffff,
+                                          nh_table_id=2,
+                                          proto=DpoProto.DPO_PROTO_IP6)],
                             table_id=1, is_ip6=1)
         ip_t10 = VppIpRoute(self, self.loop0.local_ip6, 128,
-                            [VppRoutePath("0.0.0.0", 0xffffffff,
-                                          nh_table_id=1)],
+                            [VppRoutePath("::0", 0xffffffff,
+                                          nh_table_id=1,
+                                          proto=DpoProto.DPO_PROTO_IP6)],
                             table_id=2, is_ip6=1)
         ip_t01.add_vpp_config()
         ip_t10.add_vpp_config()
@@ -162,7 +165,7 @@ class VCLTestCase(VppTestCase):
                              client_app, client_args):
         self.env = {'VCL_API_PREFIX': self.shm_prefix,
                     'VCL_APP_SCOPE_GLOBAL': "true",
-                    'VCL_APP_NAMESPACE_ID': "0",
+                    'VCL_APP_NAMESPACE_ID': "1",
                     'VCL_APP_NAMESPACE_SECRET': "1234"}
 
         worker_server = VCLAppWorker(self.build_dir, server_app, server_args,
@@ -170,7 +173,7 @@ class VCLTestCase(VppTestCase):
         worker_server.start()
         self.sleep(0.2)
 
-        self.env.update({'VCL_APP_NAMESPACE_ID': "1",
+        self.env.update({'VCL_APP_NAMESPACE_ID': "2",
                          'VCL_APP_NAMESPACE_SECRET': "5678"})
         worker_client = VCLAppWorker(self.build_dir, client_app, client_args,
                                      self.logger, self.env)
@@ -179,7 +182,7 @@ class VCLTestCase(VppTestCase):
 
         try:
             self.validateResults(worker_client, worker_server, self.timeout)
-        except Exception, error:
+        except Exception as error:
             self.fail("Failed with %s" % error)
 
     def validateResults(self, worker_client, worker_server, timeout):
@@ -219,14 +222,16 @@ class VCLCutThruTestCase(VCLTestCase):
         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 = ["-V4d", "-c", self.server_addr]
+        self.client_iperf3_args = ["-V4d", "-t 5", "-c", self.server_addr]
         self.server_iperf3_args = ["-V4d", "-s"]
-        self.client_uni_dir_nsock_timeout = 60
-        self.client_uni_dir_nsock_test_args = ["-I", "5", "-U", "-X",
+        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 = 120
-        self.client_bi_dir_nsock_test_args = ["-I", "2", "-B", "-X",
+        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]
 
@@ -246,7 +251,7 @@ class VCLCutThruTestCase(VCLTestCase):
 
         try:
             subprocess.check_output(['iperf3', '-v'])
-        except:
+        except subprocess.CalledProcessError:
             self.logger.error("WARNING: 'iperf3' is not installed,")
             self.logger.error("         'test_ldp_cut_thru_iperf3' not run!")
             return
@@ -255,7 +260,6 @@ class VCLCutThruTestCase(VCLTestCase):
         self.cut_thru_test("iperf3", self.server_iperf3_args,
                            "iperf3", self.client_iperf3_args)
 
-    @unittest.skipUnless(running_extended_tests(), "part of extended tests")
     def test_ldp_cut_thru_uni_dir_nsock(self):
         """ run LDP cut thru uni-directional (multiple sockets) test """
 
@@ -264,7 +268,6 @@ class VCLCutThruTestCase(VCLTestCase):
                            "sock_test_client",
                            self.client_uni_dir_nsock_test_args)
 
-    @unittest.skipUnless(running_extended_tests(), "part of extended tests")
     def test_ldp_cut_thru_bi_dir_nsock(self):
         """ run LDP cut thru bi-directional (multiple sockets) test """
 
@@ -279,7 +282,6 @@ class VCLCutThruTestCase(VCLTestCase):
         self.cut_thru_test("vcl_test_server", self.server_args,
                            "vcl_test_client", self.client_echo_test_args)
 
-    @unittest.skipUnless(running_extended_tests(), "part of extended tests")
     def test_vcl_cut_thru_uni_dir_nsock(self):
         """ run VCL cut thru uni-directional (multiple sockets) test """
 
@@ -288,7 +290,6 @@ class VCLCutThruTestCase(VCLTestCase):
                            "vcl_test_client",
                            self.client_uni_dir_nsock_test_args)
 
-    @unittest.skipUnless(running_extended_tests(), "part of extended tests")
     def test_vcl_cut_thru_bi_dir_nsock(self):
         """ run VCL cut thru bi-directional (multiple sockets) test """
 
@@ -333,35 +334,36 @@ class VCLThruHostStackTestCase(VCLTestCase):
         #                           "vcl_test_client",
         #                           self.client_echo_test_args)
 
-    # TBD: Remove VCLThruHostStackExtended*TestCase classes and move
+    # TBD: Remove VCLThruHostStackGroup*TestCase classes and move
     #      tests here when VPP  thru host teardown/setup config bug
     #      is fixed.
 
 
-class VCLThruHostStackExtendedATestCase(VCLTestCase):
-    """ VCL Thru Host Stack Extended Tests """
+class VCLThruHostStackNSessionBidirTestCase(VCLTestCase):
+    """ VCL Thru Host Stack NSession Bidir Tests """
 
     def setUp(self):
-        super(VCLThruHostStackExtendedATestCase, self).setUp()
+        super(VCLThruHostStackNSessionBidirTestCase, self).setUp()
 
         self.thru_host_stack_setup()
         if self.vppDebug:
-            self.client_bi_dir_nsock_timeout = 120
-            self.client_bi_dir_nsock_test_args = ["-B", "-X",
+            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]
         else:
-            self.client_bi_dir_nsock_timeout = 90
-            self.client_bi_dir_nsock_test_args = ["-I", "2", "-B", "-X",
+            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]
 
     def tearDown(self):
         self.thru_host_stack_tear_down()
 
-        super(VCLThruHostStackExtendedATestCase, self).tearDown()
+        super(VCLThruHostStackNSessionBidirTestCase, self).tearDown()
 
-    @unittest.skipUnless(running_extended_tests(), "part of extended tests")
     def test_vcl_thru_host_stack_bi_dir_nsock(self):
         """ run VCL thru host stack bi-directional (multiple sockets) test """
 
@@ -371,30 +373,33 @@ class VCLThruHostStackExtendedATestCase(VCLTestCase):
                                   self.client_bi_dir_nsock_test_args)
 
 
-class VCLThruHostStackExtendedBTestCase(VCLTestCase):
-    """ VCL Thru Host Stack Extended Tests """
+class VCLThruHostStackGroupBTestCase(VCLTestCase):
+    """ VCL Thru Host Stack Group B Tests """
 
     def setUp(self):
-        super(VCLThruHostStackExtendedBTestCase, self).setUp()
+        super(VCLThruHostStackGroupBTestCase, self).setUp()
 
         self.thru_host_stack_setup()
         if self.vppDebug:
-            self.client_bi_dir_nsock_timeout = 120
-            self.client_bi_dir_nsock_test_args = ["-B", "-X",
+            self.client_bi_dir_nsock_timeout = 20
+            self.client_bi_dir_nsock_test_args = ["-N", "1000", "-B", "-X",
+                                                  # OUCH! Host Stack Bug?
+                                                  # "-I", "2",
                                                   self.loop0.local_ip4,
                                                   self.server_port]
         else:
-            self.client_bi_dir_nsock_timeout = 60
-            self.client_bi_dir_nsock_test_args = ["-I", "2", "-B", "-X",
+            self.client_bi_dir_nsock_timeout = 20
+            self.client_bi_dir_nsock_test_args = ["-N", "1000", "-B", "-X",
+                                                  # OUCH! Host Stack Bug?
+                                                  # "-I", "2",
                                                   self.loop0.local_ip4,
                                                   self.server_port]
 
     def tearDown(self):
         self.thru_host_stack_tear_down()
 
-        super(VCLThruHostStackExtendedBTestCase, self).tearDown()
+        super(VCLThruHostStackGroupBTestCase, self).tearDown()
 
-    @unittest.skipUnless(running_extended_tests(), "part of extended tests")
     def test_ldp_thru_host_stack_bi_dir_nsock(self):
         """ run LDP thru host stack bi-directional (multiple sockets) test """
 
@@ -404,31 +409,30 @@ class VCLThruHostStackExtendedBTestCase(VCLTestCase):
                                   self.client_bi_dir_nsock_test_args)
 
 
-class VCLThruHostStackExtendedCTestCase(VCLTestCase):
-    """ VCL Thru Host Stack Extended Tests """
+class VCLThruHostStackGroupCTestCase(VCLTestCase):
+    """ VCL Thru Host Stack Group C Tests """
 
     def setUp(self):
-        super(VCLThruHostStackExtendedCTestCase, self).setUp()
+        super(VCLThruHostStackGroupCTestCase, self).setUp()
 
         self.thru_host_stack_setup()
         if self.vppDebug:
-            self.client_uni_dir_nsock_timeout = 120
+            self.client_uni_dir_nsock_timeout = 20
             self.numSockets = "2"
         else:
-            self.client_uni_dir_nsock_timeout = 120
+            self.client_uni_dir_nsock_timeout = 20
             self.numSockets = "5"
 
-        self.client_uni_dir_nsock_test_args = ["-I", self.numSockets,
-                                               "-U", "-X",
+        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(VCLThruHostStackExtendedCTestCase, self).tearDown()
+        super(VCLThruHostStackGroupCTestCase, self).tearDown()
 
-    @unittest.skipUnless(running_extended_tests(), "part of extended tests")
     def test_ldp_thru_host_stack_uni_dir_nsock(self):
         """ run LDP thru host stack uni-directional (multiple sockets) test """
 
@@ -438,31 +442,30 @@ class VCLThruHostStackExtendedCTestCase(VCLTestCase):
                                   self.client_uni_dir_nsock_test_args)
 
 
-class VCLThruHostStackExtendedDTestCase(VCLTestCase):
-    """ VCL Thru Host Stack Extended Tests """
+class VCLThruHostStackGroupDTestCase(VCLTestCase):
+    """ VCL Thru Host Stack Group D Tests """
 
     def setUp(self):
-        super(VCLThruHostStackExtendedDTestCase, self).setUp()
+        super(VCLThruHostStackGroupDTestCase, self).setUp()
 
         self.thru_host_stack_setup()
         if self.vppDebug:
-            self.client_uni_dir_nsock_timeout = 120
+            self.client_uni_dir_nsock_timeout = 20
             self.numSockets = "2"
         else:
-            self.client_uni_dir_nsock_timeout = 120
+            self.client_uni_dir_nsock_timeout = 20
             self.numSockets = "5"
 
-        self.client_uni_dir_nsock_test_args = ["-I", self.numSockets,
-                                               "-U", "-X",
+        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(VCLThruHostStackExtendedDTestCase, self).tearDown()
+        super(VCLThruHostStackGroupDTestCase, self).tearDown()
 
-    @unittest.skipUnless(running_extended_tests(), "part of extended tests")
     def test_vcl_thru_host_stack_uni_dir_nsock(self):
         """ run VCL thru host stack uni-directional (multiple sockets) test """
 
@@ -480,7 +483,7 @@ class VCLThruHostStackIperfTestCase(VCLTestCase):
 
         self.thru_host_stack_setup()
         self.client_iperf3_timeout = 20
-        self.client_iperf3_args = ["-V4d", "-c", self.loop0.local_ip4]
+        self.client_iperf3_args = ["-V4d", "-t 5", "-c", self.loop0.local_ip4]
         self.server_iperf3_args = ["-V4d", "-s"]
 
     def tearDown(self):
@@ -493,7 +496,7 @@ class VCLThruHostStackIperfTestCase(VCLTestCase):
 
         try:
             subprocess.check_output(['iperf3', '-v'])
-        except:
+        except subprocess.CalledProcessError:
             self.logger.error("WARNING: 'iperf3' is not installed,")
             self.logger.error(
                 "         'test_ldp_thru_host_stack_iperf3' not run!")
@@ -512,19 +515,22 @@ class VCLIpv6CutThruTestCase(VCLTestCase):
 
         self.cut_thru_setup()
         self.client_iperf3_timeout = 20
-        self.client_uni_dir_nsock_timeout = 60
-        self.client_bi_dir_nsock_timeout = 120
+        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 = ["-V6d", "-c", self.server_ipv6_addr]
+        self.client_ipv6_iperf3_args = ["-V6d", "-t 5", "-c",
+                                        self.server_ipv6_addr]
         self.server_ipv6_iperf3_args = ["-V6d", "-s"]
-        self.client_ipv6_uni_dir_nsock_test_args = ["-6", "-I", "5",
-                                                    "-U", "-X",
+        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 = ["-6", "-I", "2",
-                                                   "-B", "-X",
+        self.client_ipv6_bi_dir_nsock_test_args = ["-N", "1000", "-B", "-X",
+                                                   "-6",
+                                                   "-I", "2",
                                                    self.server_ipv6_addr,
                                                    self.server_port]
 
@@ -556,7 +562,6 @@ class VCLIpv6CutThruTestCase(VCLTestCase):
         self.cut_thru_test("iperf3", self.server_ipv6_iperf3_args,
                            "iperf3", self.client_ipv6_iperf3_args)
 
-    @unittest.skipUnless(running_extended_tests(), "part of extended tests")
     def test_ldp_ipv6_cut_thru_uni_dir_nsock(self):
         """ run LDP IPv6 cut thru uni-directional (multiple sockets) test """
 
@@ -565,7 +570,6 @@ class VCLIpv6CutThruTestCase(VCLTestCase):
                            "sock_test_client",
                            self.client_ipv6_uni_dir_nsock_test_args)
 
-    @unittest.skipUnless(running_extended_tests(), "part of extended tests")
     def test_ldp_ipv6_cut_thru_bi_dir_nsock(self):
         """ run LDP IPv6 cut thru bi-directional (multiple sockets) test """
 
@@ -582,7 +586,6 @@ class VCLIpv6CutThruTestCase(VCLTestCase):
                            "vcl_test_client",
                            self.client_ipv6_echo_test_args)
 
-    @unittest.skipUnless(running_extended_tests(), "part of extended tests")
     def test_vcl_ipv6_cut_thru_uni_dir_nsock(self):
         """ run VCL IPv6 cut thru uni-directional (multiple sockets) test """
 
@@ -591,7 +594,6 @@ class VCLIpv6CutThruTestCase(VCLTestCase):
                            "vcl_test_client",
                            self.client_ipv6_uni_dir_nsock_test_args)
 
-    @unittest.skipUnless(running_extended_tests(), "part of extended tests")
     def test_vcl_ipv6_cut_thru_bi_dir_nsock(self):
         """ run VCL IPv6 cut thru bi-directional (multiple sockets) test """
 
@@ -620,53 +622,56 @@ class VCLIpv6ThruHostStackTestCase(VCLTestCase):
     def test_ldp_ipv6_thru_host_stack_echo(self):
         """ run LDP IPv6 thru host stack echo test """
 
-        self.thru_host_stack_test("sock_test_server", self.server_ipv6_args,
+        self.thru_host_stack_test("sock_test_server",
+                                  self.server_ipv6_args,
                                   "sock_test_client",
                                   self.client_ipv6_echo_test_args)
         # TBD: Remove these when VPP thru host teardown config bug is fixed.
-        self.thru_host_stack_test("vcl_test_server", self.server_ipv6_args,
+        self.thru_host_stack_test("vcl_test_server",
+                                  self.server_ipv6_args,
                                   "vcl_test_client",
                                   self.client_ipv6_echo_test_args)
 
     def test_vcl_ipv6_thru_host_stack_echo(self):
         """ run VCL IPv6 thru host stack echo test """
 
-        # TBD: Enable this when VPP IPv6 thru host teardown
-        # config bug is fixed.
-        # self.thru_host_stack_test("vcl_test_server", self.server_ipv6_args,
-        #                           "vcl_test_client",
-        #                           self.client_ipv6_echo_test_args)
+#        self.thru_host_stack_test("vcl_test_server",
+#                                  self.server_ipv6_args,
+#                                  "vcl_test_client",
+#                                  self.client_ipv6_echo_test_args)
 
-    # TBD: Remove VCLIpv6ThruHostStackExtended*TestCase classes and move
+    # TBD: Remove VCLIpv6ThruHostStackGroup*TestCase classes and move
     #      tests here when VPP  thru host teardown/setup config bug
     #      is fixed.
 
 
-class VCLIpv6ThruHostStackExtendedATestCase(VCLTestCase):
-    """ VCL IPv6 Thru Host Stack Extended Tests """
+class VCLIpv6ThruHostStackGroupATestCase(VCLTestCase):
+    """ VCL IPv6 Thru Host Stack Group A Tests """
 
     def setUp(self):
-        super(VCLIpv6ThruHostStackExtendedATestCase, self).setUp()
+        super(VCLIpv6ThruHostStackGroupATestCase, self).setUp()
 
         self.thru_host_stack_ipv6_setup()
         if self.vppDebug:
-            self.client_bi_dir_nsock_timeout = 120
-            self.client_ipv6_bi_dir_nsock_test_args = ["-6", "-B", "-X",
+            self.client_bi_dir_nsock_timeout = 20
+            self.client_ipv6_bi_dir_nsock_test_args = ["-N", "1000",
+                                                       "-B", "-X", "-6",
+                                                       "-I", "2",
                                                        self.loop0.local_ip6,
                                                        self.server_port]
         else:
-            self.client_bi_dir_nsock_timeout = 90
-            self.client_ipv6_bi_dir_nsock_test_args = ["-6", "-I",
-                                                       "2", "-B", "-X",
+            self.client_bi_dir_nsock_timeout = 20
+            self.client_ipv6_bi_dir_nsock_test_args = ["-N", "1000",
+                                                       "-B", "-X", "-6",
+                                                       "-I", "2",
                                                        self.loop0.local_ip6,
                                                        self.server_port]
 
     def tearDown(self):
         self.thru_host_stack_ipv6_tear_down()
 
-        super(VCLIpv6ThruHostStackExtendedATestCase, self).tearDown()
+        super(VCLIpv6ThruHostStackGroupATestCase, self).tearDown()
 
-    @unittest.skipUnless(running_extended_tests(), "part of extended tests")
     def test_vcl_thru_host_stack_bi_dir_nsock(self):
         """ run VCL thru host stack bi-directional (multiple sockets) test """
 
@@ -676,101 +681,105 @@ class VCLIpv6ThruHostStackExtendedATestCase(VCLTestCase):
                                   self.client_ipv6_bi_dir_nsock_test_args)
 
 
-class VCLIpv6ThruHostStackExtendedBTestCase(VCLTestCase):
-    """ VCL IPv6 Thru Host Stack Extended Tests """
+class VCLIpv6ThruHostStackGroupBTestCase(VCLTestCase):
+    """ VCL IPv6 Thru Host Stack Group B Tests """
 
     def setUp(self):
-        super(VCLIpv6ThruHostStackExtendedBTestCase, self).setUp()
+        super(VCLIpv6ThruHostStackGroupBTestCase, self).setUp()
 
         self.thru_host_stack_ipv6_setup()
         if self.vppDebug:
-            self.client_bi_dir_nsock_timeout = 120
-            self.client_ipv6_bi_dir_nsock_test_args = ["-6", "-B", "-X",
+            self.client_bi_dir_nsock_timeout = 20
+            self.client_ipv6_bi_dir_nsock_test_args = ["-N", "1000",
+                                                       "-B", "-X", "-6",
+                                                       # OUCH! Host Stack Bug?
+                                                       # "-I", "2",
                                                        self.loop0.local_ip6,
                                                        self.server_port]
         else:
-            self.client_bi_dir_nsock_timeout = 60
-            self.client_ipv6_bi_dir_nsock_test_args = ["-6", "-I", "2",
-                                                       "-B", "-X",
+            self.client_bi_dir_nsock_timeout = 20
+            self.client_ipv6_bi_dir_nsock_test_args = ["-N", "1000",
+                                                       "-B", "-X", "-6",
+                                                       # OUCH! Host Stack Bug?
+                                                       # "-I", "2",
                                                        self.loop0.local_ip6,
                                                        self.server_port]
 
     def tearDown(self):
         self.thru_host_stack_ipv6_tear_down()
 
-        super(VCLIpv6ThruHostStackExtendedBTestCase, self).tearDown()
+        super(VCLIpv6ThruHostStackGroupBTestCase, self).tearDown()
 
-    @unittest.skipUnless(running_extended_tests(), "part of extended tests")
     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_ipv6_args,
+        self.thru_host_stack_test("sock_test_server",
+                                  self.server_ipv6_args,
                                   "sock_test_client",
                                   self.client_ipv6_bi_dir_nsock_test_args)
 
 
-class VCLIpv6ThruHostStackExtendedCTestCase(VCLTestCase):
-    """ VCL IPv6 Thru Host Stack Extended Tests """
+class VCLIpv6ThruHostStackGroupCTestCase(VCLTestCase):
+    """ VCL IPv6 Thru Host Stack Group C Tests """
 
     def setUp(self):
-        super(VCLIpv6ThruHostStackExtendedCTestCase, self).setUp()
+        super(VCLIpv6ThruHostStackGroupCTestCase, self).setUp()
 
         self.thru_host_stack_ipv6_setup()
         if self.vppDebug:
-            self.client_uni_dir_nsock_timeout = 120
+            self.client_uni_dir_nsock_timeout = 20
             self.numSockets = "2"
         else:
-            self.client_uni_dir_nsock_timeout = 120
+            self.client_uni_dir_nsock_timeout = 20
             self.numSockets = "5"
 
-        self.client_ipv6_uni_dir_nsock_test_args = ["-6",
+        self.client_ipv6_uni_dir_nsock_test_args = ["-N", "1000", "-U", "-X",
+                                                    "-6",
                                                     "-I", self.numSockets,
-                                                    "-U", "-X",
                                                     self.loop0.local_ip6,
                                                     self.server_port]
 
     def tearDown(self):
         self.thru_host_stack_ipv6_tear_down()
 
-        super(VCLIpv6ThruHostStackExtendedCTestCase, self).tearDown()
+        super(VCLIpv6ThruHostStackGroupCTestCase, self).tearDown()
 
-    @unittest.skipUnless(running_extended_tests(), "part of extended tests")
     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_ipv6_args,
+        self.thru_host_stack_test("sock_test_server",
+                                  self.server_ipv6_args,
                                   "sock_test_client",
                                   self.client_ipv6_uni_dir_nsock_test_args)
 
 
-class VCLIpv6ThruHostStackExtendedDTestCase(VCLTestCase):
-    """ VCL IPv6 Thru Host Stack Extended Tests """
+class VCLIpv6ThruHostStackGroupDTestCase(VCLTestCase):
+    """ VCL IPv6 Thru Host Stack Group D Tests """
 
     def setUp(self):
-        super(VCLIpv6ThruHostStackExtendedDTestCase, self).setUp()
+        super(VCLIpv6ThruHostStackGroupDTestCase, self).setUp()
 
         self.thru_host_stack_ipv6_setup()
         if self.vppDebug:
-            self.client_uni_dir_nsock_timeout = 120
+            self.client_uni_dir_nsock_timeout = 20
             self.numSockets = "2"
         else:
-            self.client_uni_dir_nsock_timeout = 120
+            self.client_uni_dir_nsock_timeout = 20
             self.numSockets = "5"
 
-        self.client_ipv6_uni_dir_nsock_test_args = ["-6",
+        self.client_ipv6_uni_dir_nsock_test_args = ["-N", "1000", "-U", "-X",
+                                                    "-6",
                                                     "-I", self.numSockets,
-                                                    "-U", "-X",
                                                     self.loop0.local_ip6,
                                                     self.server_port]
 
     def tearDown(self):
         self.thru_host_stack_ipv6_tear_down()
 
-        super(VCLIpv6ThruHostStackExtendedDTestCase, self).tearDown()
+        super(VCLIpv6ThruHostStackGroupDTestCase, self).tearDown()
 
-    @unittest.skipUnless(running_extended_tests(), "part of extended tests")
     def test_vcl_thru_host_stack_uni_dir_nsock(self):
         """ run VCL thru host stack uni-directional (multiple sockets) test """
 
@@ -788,7 +797,8 @@ class VCLIpv6ThruHostStackIperfTestCase(VCLTestCase):
 
         self.thru_host_stack_ipv6_setup()
         self.client_iperf3_timeout = 20
-        self.client_ipv6_iperf3_args = ["-V6d", "-c", self.loop0.local_ip6]
+        self.client_ipv6_iperf3_args = ["-V6d", "-t 5", "-c",
+                                        self.loop0.local_ip6]
         self.server_ipv6_iperf3_args = ["-V6d", "-s"]
 
     def tearDown(self):
@@ -801,7 +811,7 @@ class VCLIpv6ThruHostStackIperfTestCase(VCLTestCase):
 
         try:
             subprocess.check_output(['iperf3', '-v'])
-        except:
+        except subprocess.CalledProcessError:
             self.logger.error("WARNING: 'iperf3' is not installed,")
             self.logger.error(
                 "         'test_ldp_thru_host_stack_iperf3' not run!")