tests: move test source to vpp/test

- Generate copyright year and version
  instead of using hard-coded data

Type: refactor

Signed-off-by: Dave Wallace <dwallacelf@gmail.com>
Change-Id: I6058f5025323b3aa483f5df4a2c4371e27b5914e

1 files changed, 0 insertions, 964 deletions

diff --git a/src/plugins/map/test/test_map.py b/src/plugins/map/test/test_map.py
deleted file mode 100644
index 90fee301267..00000000000
--- a/src/plugins/map/test/test_map.py
+++ /dev/null
@@ -1,964 +0,0 @@
-#!/usr/bin/env python3
-
-import ipaddress
-import unittest
-
-from framework import VppTestCase, VppTestRunner
-from vpp_ip import DpoProto
-from vpp_ip_route import VppIpRoute, VppRoutePath
-from util import fragment_rfc791, fragment_rfc8200
-
-import scapy.compat
-from scapy.layers.l2 import Ether
-from scapy.packet import Raw
-from scapy.layers.inet import IP, UDP, ICMP, TCP
-from scapy.layers.inet6 import IPv6, ICMPv6TimeExceeded, IPv6ExtHdrFragment, \
-    ICMPv6EchoRequest, ICMPv6DestUnreach
-
-
-class TestMAP(VppTestCase):
-    """ MAP Test Case """
-
-    @classmethod
-    def setUpClass(cls):
-        super(TestMAP, cls).setUpClass()
-
-    @classmethod
-    def tearDownClass(cls):
-        super(TestMAP, cls).tearDownClass()
-
-    def setUp(self):
-        super(TestMAP, self).setUp()
-
-        # create 2 pg interfaces
-        self.create_pg_interfaces(range(4))
-
-        # pg0 is 'inside' IPv4
-        self.pg0.admin_up()
-        self.pg0.config_ip4()
-        self.pg0.resolve_arp()
-        self.pg0.generate_remote_hosts(2)
-        self.pg0.configure_ipv4_neighbors()
-
-        # pg1 is 'outside' IPv6
-        self.pg1.admin_up()
-        self.pg1.config_ip6()
-        self.pg1.generate_remote_hosts(4)
-        self.pg1.configure_ipv6_neighbors()
-
-    def tearDown(self):
-        super(TestMAP, self).tearDown()
-        for i in self.pg_interfaces:
-            i.unconfig_ip4()
-            i.unconfig_ip6()
-            i.admin_down()
-
-    def send_and_assert_encapped(self, packets, ip6_src, ip6_dst, dmac=None):
-        if not dmac:
-            dmac = self.pg1.remote_mac
-
-        self.pg0.add_stream(packets)
-
-        self.pg_enable_capture(self.pg_interfaces)
-        self.pg_start()
-
-        capture = self.pg1.get_capture(len(packets))
-        for rx, tx in zip(capture, packets):
-            self.assertEqual(rx[Ether].dst, dmac)
-            self.assertEqual(rx[IP].src, tx[IP].src)
-            self.assertEqual(rx[IPv6].src, ip6_src)
-            self.assertEqual(rx[IPv6].dst, ip6_dst)
-
-    def send_and_assert_encapped_one(self, packet, ip6_src, ip6_dst,
-                                     dmac=None):
-        return self.send_and_assert_encapped([packet], ip6_src, ip6_dst, dmac)
-
-    def test_api_map_domain_dump(self):
-        map_dst = '2001::/64'
-        map_src = '3000::1/128'
-        client_pfx = '192.168.0.0/16'
-        tag = 'MAP-E tag.'
-        index = self.vapi.map_add_domain(ip4_prefix=client_pfx,
-                                         ip6_prefix=map_dst,
-                                         ip6_src=map_src,
-                                         tag=tag).index
-        rv = self.vapi.map_domain_dump()
-
-        # restore the state early so as to not impact subsequent tests.
-        # If an assert fails, we will not get the chance to do it at the end.
-        self.vapi.map_del_domain(index=index)
-
-        self.assertGreater(len(rv), 0,
-                           "Expected output from 'map_domain_dump'")
-
-        # typedefs are returned as ipaddress objects.
-        # wrap results in str() ugh! to avoid the need to call unicode.
-        self.assertEqual(str(rv[0].ip4_prefix), client_pfx)
-        self.assertEqual(str(rv[0].ip6_prefix), map_dst)
-        self.assertEqual(str(rv[0].ip6_src), map_src)
-
-        self.assertEqual(rv[0].tag, tag,
-                         "output produced incorrect tag value.")
-
-    def create_domains(self, ip4_pfx_str, ip6_pfx_str, ip6_src_str):
-        ip4_pfx = ipaddress.ip_network(ip4_pfx_str)
-        ip6_dst = ipaddress.ip_network(ip6_pfx_str)
-        mod = ip4_pfx.num_addresses / 1024
-        indicies = []
-        for i in range(ip4_pfx.num_addresses):
-            rv = self.vapi.map_add_domain(ip6_prefix=ip6_pfx_str,
-                                          ip4_prefix=str(ip4_pfx[i]) + "/32",
-                                          ip6_src=ip6_src_str)
-            indicies.append(rv.index)
-        return indicies
-
-    def test_api_map_domains_get(self):
-        # Create a bunch of domains
-        no_domains = 4096  # This must be large enough to ensure VPP suspends
-        domains = self.create_domains('130.67.0.0/20', '2001::/32',
-                                      '2001::1/128')
-        self.assertEqual(len(domains), no_domains)
-
-        d = []
-        cursor = 0
-
-        # Invalid cursor
-        rv, details = self.vapi.map_domains_get(cursor=no_domains+10)
-        self.assertEqual(rv.retval, -7)
-
-        # Delete a domain in the middle of walk
-        rv, details = self.vapi.map_domains_get(cursor=0)
-        self.assertEqual(rv.retval, -165)
-        self.vapi.map_del_domain(index=rv.cursor)
-        domains.remove(rv.cursor)
-
-        # Continue at point of deleted cursor
-        rv, details = self.vapi.map_domains_get(cursor=rv.cursor)
-        self.assertIn(rv.retval, [0, -165])
-
-        d = list(self.vapi.vpp.details_iter(self.vapi.map_domains_get))
-        self.assertEqual(len(d), no_domains - 1)
-
-        # Clean up
-        for i in domains:
-            self.vapi.map_del_domain(index=i)
-
-    def test_map_e_udp(self):
-        """ MAP-E UDP"""
-
-        #
-        # Add a route to the MAP-BR
-        #
-        map_br_pfx = "2001::"
-        map_br_pfx_len = 32
-        map_route = VppIpRoute(self,
-                               map_br_pfx,
-                               map_br_pfx_len,
-                               [VppRoutePath(self.pg1.remote_ip6,
-                                             self.pg1.sw_if_index)])
-        map_route.add_vpp_config()
-
-        #
-        # Add a domain that maps from pg0 to pg1
-        #
-        map_dst = '2001::/32'
-        map_src = '3000::1/128'
-        client_pfx = '192.168.0.0/16'
-        map_translated_addr = '2001:0:101:7000:0:c0a8:101:7'
-        tag = 'MAP-E tag.'
-        self.vapi.map_add_domain(ip4_prefix=client_pfx,
-                                 ip6_prefix=map_dst,
-                                 ip6_src=map_src,
-                                 ea_bits_len=20,
-                                 psid_offset=4,
-                                 psid_length=4,
-                                 tag=tag)
-
-        self.vapi.map_param_set_security_check(enable=1, fragments=1)
-
-        # Enable MAP on interface.
-        self.vapi.map_if_enable_disable(is_enable=1,
-                                        sw_if_index=self.pg0.sw_if_index,
-                                        is_translation=0)
-
-        # Ensure MAP doesn't steal all packets!
-        v4 = (Ether(dst=self.pg0.local_mac, src=self.pg0.remote_mac) /
-              IP(src=self.pg0.remote_ip4, dst=self.pg0.remote_ip4) /
-              UDP(sport=20000, dport=10000) /
-              Raw(b'\xa5' * 100))
-        rx = self.send_and_expect(self.pg0, v4 * 4, self.pg0)
-        v4_reply = v4[1]
-        v4_reply.ttl -= 1
-        for p in rx:
-            self.validate(p[1], v4_reply)
-
-        #
-        # Fire in a v4 packet that will be encapped to the BR
-        #
-        v4 = (Ether(dst=self.pg0.local_mac, src=self.pg0.remote_mac) /
-              IP(src=self.pg0.remote_ip4, dst='192.168.1.1') /
-              UDP(sport=20000, dport=10000) /
-              Raw(b'\xa5' * 100))
-
-        self.send_and_assert_encapped(v4 * 4, "3000::1", map_translated_addr)
-
-        #
-        # Verify reordered fragments are able to pass as well
-        #
-        v4 = (Ether(dst=self.pg0.local_mac, src=self.pg0.remote_mac) /
-              IP(id=1, src=self.pg0.remote_ip4, dst='192.168.1.1') /
-              UDP(sport=20000, dport=10000) /
-              Raw(b'\xa5' * 1000))
-
-        frags = fragment_rfc791(v4, 400)
-        frags.reverse()
-
-        self.send_and_assert_encapped(frags, "3000::1", map_translated_addr)
-
-        # Enable MAP on interface.
-        self.vapi.map_if_enable_disable(is_enable=1,
-                                        sw_if_index=self.pg1.sw_if_index,
-                                        is_translation=0)
-
-        # Ensure MAP doesn't steal all packets
-        v6 = (Ether(dst=self.pg1.local_mac, src=self.pg1.remote_mac) /
-              IPv6(src=self.pg1.remote_ip6, dst=self.pg1.remote_ip6) /
-              UDP(sport=20000, dport=10000) /
-              Raw(b'\xa5' * 100))
-        rx = self.send_and_expect(self.pg1, v6*1, self.pg1)
-        v6_reply = v6[1]
-        v6_reply.hlim -= 1
-        for p in rx:
-            self.validate(p[1], v6_reply)
-
-        #
-        # Fire in a V6 encapped packet.
-        # expect a decapped packet on the inside ip4 link
-        #
-        p = (Ether(dst=self.pg1.local_mac, src=self.pg1.remote_mac) /
-             IPv6(dst='3000::1', src=map_translated_addr) /
-             IP(dst=self.pg0.remote_ip4, src='192.168.1.1') /
-             UDP(sport=10000, dport=20000) /
-             Raw(b'\xa5' * 100))
-
-        self.pg1.add_stream(p)
-
-        self.pg_enable_capture(self.pg_interfaces)
-        self.pg_start()
-
-        rx = self.pg0.get_capture(1)
-        rx = rx[0]
-
-        self.assertFalse(rx.haslayer(IPv6))
-        self.assertEqual(rx[IP].src, p[IP].src)
-        self.assertEqual(rx[IP].dst, p[IP].dst)
-
-        #
-        # Verify encapped reordered fragments pass as well
-        #
-        p = (IP(id=1, dst=self.pg0.remote_ip4, src='192.168.1.1') /
-             UDP(sport=10000, dport=20000) /
-             Raw(b'\xa5' * 1500))
-        frags = fragment_rfc791(p, 400)
-        frags.reverse()
-
-        stream = (Ether(dst=self.pg1.local_mac, src=self.pg1.remote_mac) /
-                  IPv6(dst='3000::1', src=map_translated_addr) /
-                  x for x in frags)
-
-        self.pg1.add_stream(stream)
-
-        self.pg_enable_capture(self.pg_interfaces)
-        self.pg_start()
-
-        rx = self.pg0.get_capture(len(frags))
-
-        for r in rx:
-            self.assertFalse(r.haslayer(IPv6))
-            self.assertEqual(r[IP].src, p[IP].src)
-            self.assertEqual(r[IP].dst, p[IP].dst)
-
-        # Verify that fragments pass even if ipv6 layer is fragmented
-        stream = (IPv6(dst='3000::1', src=map_translated_addr) / x
-                  for x in frags)
-
-        v6_stream = [
-            Ether(dst=self.pg1.local_mac, src=self.pg1.remote_mac) / x
-            for i in range(len(frags))
-            for x in fragment_rfc8200(
-                IPv6(dst='3000::1', src=map_translated_addr) / frags[i],
-                i, 200)]
-
-        self.pg1.add_stream(v6_stream)
-
-        self.pg_enable_capture(self.pg_interfaces)
-        self.pg_start()
-
-        rx = self.pg0.get_capture(len(frags))
-
-        for r in rx:
-            self.assertFalse(r.haslayer(IPv6))
-            self.assertEqual(r[IP].src, p[IP].src)
-            self.assertEqual(r[IP].dst, p[IP].dst)
-
-        #
-        # Pre-resolve. No API for this!!
-        #
-        self.vapi.ppcli("map params pre-resolve ip6-nh 4001::1")
-
-        self.send_and_assert_no_replies(self.pg0, v4,
-                                        "resolved via default route")
-
-        #
-        # Add a route to 4001::1. Expect the encapped traffic to be
-        # sent via that routes next-hop
-        #
-        pre_res_route = VppIpRoute(self, "4001::1", 128,
-                                   [VppRoutePath(self.pg1.remote_hosts[2].ip6,
-                                                 self.pg1.sw_if_index)])
-        pre_res_route.add_vpp_config()
-
-        self.send_and_assert_encapped_one(v4, "3000::1",
-                                          map_translated_addr,
-                                          dmac=self.pg1.remote_hosts[2].mac)
-
-        #
-        # change the route to the pre-solved next-hop
-        #
-        pre_res_route.modify([VppRoutePath(self.pg1.remote_hosts[3].ip6,
-                                           self.pg1.sw_if_index)])
-        pre_res_route.add_vpp_config()
-
-        self.send_and_assert_encapped_one(v4, "3000::1",
-                                          map_translated_addr,
-                                          dmac=self.pg1.remote_hosts[3].mac)
-
-        #
-        # cleanup. The test infra's object registry will ensure
-        # the route is really gone and thus that the unresolve worked.
-        #
-        pre_res_route.remove_vpp_config()
-        self.vapi.ppcli("map params pre-resolve del ip6-nh 4001::1")
-
-    def test_map_e_inner_frag(self):
-        """ MAP-E Inner fragmentation """
-
-        #
-        # Add a route to the MAP-BR
-        #
-        map_br_pfx = "2001::"
-        map_br_pfx_len = 32
-        map_route = VppIpRoute(self,
-                               map_br_pfx,
-                               map_br_pfx_len,
-                               [VppRoutePath(self.pg1.remote_ip6,
-                                             self.pg1.sw_if_index)])
-        map_route.add_vpp_config()
-
-        #
-        # Add a domain that maps from pg0 to pg1
-        #
-        map_dst = '2001::/32'
-        map_src = '3000::1/128'
-        client_pfx = '192.168.0.0/16'
-        map_translated_addr = '2001:0:101:7000:0:c0a8:101:7'
-        tag = 'MAP-E tag.'
-        self.vapi.map_add_domain(ip4_prefix=client_pfx,
-                                 ip6_prefix=map_dst,
-                                 ip6_src=map_src,
-                                 ea_bits_len=20,
-                                 psid_offset=4,
-                                 psid_length=4,
-                                 mtu=1000,
-                                 tag=tag)
-
-        # Enable MAP on interface.
-        self.vapi.map_if_enable_disable(is_enable=1,
-                                        sw_if_index=self.pg0.sw_if_index,
-                                        is_translation=0)
-
-        # Enable inner fragmentation
-        self.vapi.map_param_set_fragmentation(inner=1)
-
-        v4 = (Ether(dst=self.pg0.local_mac, src=self.pg0.remote_mac) /
-              IP(src=self.pg0.remote_ip4, dst='192.168.1.1') /
-              UDP(sport=20000, dport=10000) /
-              Raw(b'\xa5' * 1300))
-
-        self.pg_send(self.pg0, v4*1)
-        rx = self.pg1.get_capture(2)
-
-        frags = fragment_rfc791(v4[1], 1000)
-        frags[0].id = 0
-        frags[1].id = 0
-        frags[0].ttl -= 1
-        frags[1].ttl -= 1
-        frags[0].chksum = 0
-        frags[1].chksum = 0
-
-        v6_reply1 = (IPv6(src='3000::1', dst=map_translated_addr, hlim=63) /
-                     frags[0])
-        v6_reply2 = (IPv6(src='3000::1', dst=map_translated_addr, hlim=63) /
-                     frags[1])
-        rx[0][1].fl = 0
-        rx[1][1].fl = 0
-        rx[0][1][IP].id = 0
-        rx[1][1][IP].id = 0
-        rx[0][1][IP].chksum = 0
-        rx[1][1][IP].chksum = 0
-
-        self.validate(rx[0][1], v6_reply1)
-        self.validate(rx[1][1], v6_reply2)
-
-    def test_map_e_tcp_mss(self):
-        """ MAP-E TCP MSS"""
-
-        #
-        # Add a route to the MAP-BR
-        #
-        map_br_pfx = "2001::"
-        map_br_pfx_len = 32
-        map_route = VppIpRoute(self,
-                               map_br_pfx,
-                               map_br_pfx_len,
-                               [VppRoutePath(self.pg1.remote_ip6,
-                                             self.pg1.sw_if_index)])
-        map_route.add_vpp_config()
-
-        #
-        # Add a domain that maps from pg0 to pg1
-        #
-        map_dst = '2001::/32'
-        map_src = '3000::1/128'
-        client_pfx = '192.168.0.0/16'
-        map_translated_addr = '2001:0:101:5000:0:c0a8:101:5'
-        tag = 'MAP-E TCP tag.'
-        self.vapi.map_add_domain(ip4_prefix=client_pfx,
-                                 ip6_prefix=map_dst,
-                                 ip6_src=map_src,
-                                 ea_bits_len=20,
-                                 psid_offset=4,
-                                 psid_length=4,
-                                 tag=tag)
-
-        # Enable MAP on pg0 interface.
-        self.vapi.map_if_enable_disable(is_enable=1,
-                                        sw_if_index=self.pg0.sw_if_index,
-                                        is_translation=0)
-
-        # Enable MAP on pg1 interface.
-        self.vapi.map_if_enable_disable(is_enable=1,
-                                        sw_if_index=self.pg1.sw_if_index,
-                                        is_translation=0)
-
-        # TCP MSS clamping
-        mss_clamp = 1300
-        self.vapi.map_param_set_tcp(mss_clamp)
-
-        #
-        # Send a v4 packet that will be encapped.
-        #
-        p_ether = Ether(dst=self.pg0.local_mac, src=self.pg0.remote_mac)
-        p_ip4 = IP(src=self.pg0.remote_ip4, dst='192.168.1.1')
-        p_tcp = TCP(sport=20000, dport=30000, flags="S",
-                    options=[("MSS", 1455)])
-        p4 = p_ether / p_ip4 / p_tcp
-
-        self.pg1.add_stream(p4)
-        self.pg_enable_capture(self.pg_interfaces)
-        self.pg_start()
-
-        rx = self.pg1.get_capture(1)
-        rx = rx[0]
-
-        self.assertTrue(rx.haslayer(IPv6))
-        self.assertEqual(rx[IP].src, p4[IP].src)
-        self.assertEqual(rx[IP].dst, p4[IP].dst)
-        self.assertEqual(rx[IPv6].src, "3000::1")
-        self.assertEqual(rx[TCP].options,
-                         TCP(options=[('MSS', mss_clamp)]).options)
-
-    def validate(self, rx, expected):
-        self.assertEqual(rx, expected.__class__(scapy.compat.raw(expected)))
-
-    def validate_frag6(self, p6_frag, p_ip6_expected):
-        self.assertFalse(p6_frag.haslayer(IP))
-        self.assertTrue(p6_frag.haslayer(IPv6))
-        self.assertTrue(p6_frag.haslayer(IPv6ExtHdrFragment))
-        self.assertEqual(p6_frag[IPv6].src, p_ip6_expected.src)
-        self.assertEqual(p6_frag[IPv6].dst, p_ip6_expected.dst)
-
-    def validate_frag_payload_len6(self, rx, proto, payload_len_expected):
-        payload_total = 0
-        for p in rx:
-            payload_total += p[IPv6].plen
-
-        # First fragment has proto
-        payload_total -= len(proto())
-
-        # Every fragment has IPv6 fragment header
-        payload_total -= len(IPv6ExtHdrFragment()) * len(rx)
-
-        self.assertEqual(payload_total, payload_len_expected)
-
-    def validate_frag4(self, p4_frag, p_ip4_expected):
-        self.assertFalse(p4_frag.haslayer(IPv6))
-        self.assertTrue(p4_frag.haslayer(IP))
-        self.assertTrue(p4_frag[IP].frag != 0 or p4_frag[IP].flags.MF)
-        self.assertEqual(p4_frag[IP].src, p_ip4_expected.src)
-        self.assertEqual(p4_frag[IP].dst, p_ip4_expected.dst)
-
-    def validate_frag_payload_len4(self, rx, proto, payload_len_expected):
-        payload_total = 0
-        for p in rx:
-            payload_total += len(p[IP].payload)
-
-        # First fragment has proto
-        payload_total -= len(proto())
-
-        self.assertEqual(payload_total, payload_len_expected)
-
-    def payload(self, len):
-        return 'x' * len
-
-    def test_map_t(self):
-        """ MAP-T """
-
-        #
-        # Add a domain that maps from pg0 to pg1
-        #
-        map_dst = '2001:db8::/32'
-        map_src = '1234:5678:90ab:cdef::/64'
-        ip4_pfx = '192.168.0.0/24'
-        tag = 'MAP-T Tag.'
-
-        self.vapi.map_add_domain(ip6_prefix=map_dst,
-                                 ip4_prefix=ip4_pfx,
-                                 ip6_src=map_src,
-                                 ea_bits_len=16,
-                                 psid_offset=6,
-                                 psid_length=4,
-                                 mtu=1500,
-                                 tag=tag)
-
-        # Enable MAP-T on interfaces.
-        self.vapi.map_if_enable_disable(is_enable=1,
-                                        sw_if_index=self.pg0.sw_if_index,
-                                        is_translation=1)
-        self.vapi.map_if_enable_disable(is_enable=1,
-                                        sw_if_index=self.pg1.sw_if_index,
-                                        is_translation=1)
-
-        # Ensure MAP doesn't steal all packets!
-        v4 = (Ether(dst=self.pg0.local_mac, src=self.pg0.remote_mac) /
-              IP(src=self.pg0.remote_ip4, dst=self.pg0.remote_ip4) /
-              UDP(sport=20000, dport=10000) /
-              Raw(b'\xa5' * 100))
-        rx = self.send_and_expect(self.pg0, v4*1, self.pg0)
-        v4_reply = v4[1]
-        v4_reply.ttl -= 1
-        for p in rx:
-            self.validate(p[1], v4_reply)
-        # Ensure MAP doesn't steal all packets
-        v6 = (Ether(dst=self.pg1.local_mac, src=self.pg1.remote_mac) /
-              IPv6(src=self.pg1.remote_ip6, dst=self.pg1.remote_ip6) /
-              UDP(sport=20000, dport=10000) /
-              Raw(b'\xa5' * 100))
-        rx = self.send_and_expect(self.pg1, v6*1, self.pg1)
-        v6_reply = v6[1]
-        v6_reply.hlim -= 1
-        for p in rx:
-            self.validate(p[1], v6_reply)
-
-        map_route = VppIpRoute(self,
-                               "2001:db8::",
-                               32,
-                               [VppRoutePath(self.pg1.remote_ip6,
-                                             self.pg1.sw_if_index,
-                                             proto=DpoProto.DPO_PROTO_IP6)])
-        map_route.add_vpp_config()
-
-        #
-        # Send a v4 packet that will be translated
-        #
-        p_ether = Ether(dst=self.pg0.local_mac, src=self.pg0.remote_mac)
-        p_ip4 = IP(src=self.pg0.remote_ip4, dst='192.168.0.1')
-        payload = TCP(sport=0xabcd, dport=0xabcd)
-
-        p4 = (p_ether / p_ip4 / payload)
-        p6_translated = (IPv6(src="1234:5678:90ab:cdef:ac:1001:200:0",
-                              dst="2001:db8:1f0::c0a8:1:f") / payload)
-        p6_translated.hlim -= 1
-        rx = self.send_and_expect(self.pg0, p4*1, self.pg1)
-        for p in rx:
-            self.validate(p[1], p6_translated)
-
-        # Send back an IPv6 packet that will be "untranslated"
-        p_ether6 = Ether(dst=self.pg1.local_mac, src=self.pg1.remote_mac)
-        p_ip6 = IPv6(src='2001:db8:1f0::c0a8:1:f',
-                     dst='1234:5678:90ab:cdef:ac:1001:200:0')
-        p6 = (p_ether6 / p_ip6 / payload)
-        p4_translated = (IP(src='192.168.0.1',
-                            dst=self.pg0.remote_ip4) / payload)
-        p4_translated.id = 0
-        p4_translated.ttl -= 1
-        rx = self.send_and_expect(self.pg1, p6*1, self.pg0)
-        for p in rx:
-            self.validate(p[1], p4_translated)
-
-        # IPv4 TTL=0
-        ip4_ttl_expired = IP(src=self.pg0.remote_ip4, dst='192.168.0.1', ttl=0)
-        p4 = (p_ether / ip4_ttl_expired / payload)
-
-        icmp4_reply = (IP(id=0, ttl=254, src=self.pg0.local_ip4,
-                          dst=self.pg0.remote_ip4) /
-                       ICMP(type='time-exceeded',
-                            code='ttl-zero-during-transit') /
-                       IP(src=self.pg0.remote_ip4,
-                          dst='192.168.0.1', ttl=0) / payload)
-        rx = self.send_and_expect(self.pg0, p4*1, self.pg0)
-        for p in rx:
-            self.validate(p[1], icmp4_reply)
-
-        # IPv4 TTL=1
-        ip4_ttl_expired = IP(src=self.pg0.remote_ip4, dst='192.168.0.1', ttl=1)
-        p4 = (p_ether / ip4_ttl_expired / payload)
-
-        icmp4_reply = (IP(id=0, ttl=254, src=self.pg0.local_ip4,
-                          dst=self.pg0.remote_ip4) /
-                       ICMP(type='time-exceeded',
-                            code='ttl-zero-during-transit') /
-                       IP(src=self.pg0.remote_ip4,
-                          dst='192.168.0.1', ttl=1) / payload)
-        rx = self.send_and_expect(self.pg0, p4*1, self.pg0)
-        for p in rx:
-            self.validate(p[1], icmp4_reply)
-
-        # IPv6 Hop limit at BR
-        ip6_hlim_expired = IPv6(hlim=1, src='2001:db8:1ab::c0a8:1:ab',
-                                dst='1234:5678:90ab:cdef:ac:1001:200:0')
-        p6 = (p_ether6 / ip6_hlim_expired / payload)
-
-        icmp6_reply = (IPv6(hlim=255, src=self.pg1.local_ip6,
-                            dst="2001:db8:1ab::c0a8:1:ab") /
-                       ICMPv6TimeExceeded(code=0) /
-                       IPv6(src="2001:db8:1ab::c0a8:1:ab",
-                            dst='1234:5678:90ab:cdef:ac:1001:200:0',
-                            hlim=1) / payload)
-        rx = self.send_and_expect(self.pg1, p6*1, self.pg1)
-        for p in rx:
-            self.validate(p[1], icmp6_reply)
-
-        # IPv6 Hop limit beyond BR
-        ip6_hlim_expired = IPv6(hlim=0, src='2001:db8:1ab::c0a8:1:ab',
-                                dst='1234:5678:90ab:cdef:ac:1001:200:0')
-        p6 = (p_ether6 / ip6_hlim_expired / payload)
-
-        icmp6_reply = (IPv6(hlim=255, src=self.pg1.local_ip6,
-                            dst="2001:db8:1ab::c0a8:1:ab") /
-                       ICMPv6TimeExceeded(code=0) /
-                       IPv6(src="2001:db8:1ab::c0a8:1:ab",
-                            dst='1234:5678:90ab:cdef:ac:1001:200:0',
-                            hlim=0) / payload)
-        rx = self.send_and_expect(self.pg1, p6*1, self.pg1)
-        for p in rx:
-            self.validate(p[1], icmp6_reply)
-
-        # IPv4 Well-known port
-        p_ip4 = IP(src=self.pg0.remote_ip4, dst='192.168.0.1')
-        payload = UDP(sport=200, dport=200)
-        p4 = (p_ether / p_ip4 / payload)
-        self.send_and_assert_no_replies(self.pg0, p4*1)
-
-        # IPv6 Well-known port
-        payload = UDP(sport=200, dport=200)
-        p6 = (p_ether6 / p_ip6 / payload)
-        self.send_and_assert_no_replies(self.pg1, p6*1)
-
-        # UDP packet fragmentation
-        payload_len = 1453
-        payload = UDP(sport=40000, dport=4000) / self.payload(payload_len)
-        p4 = (p_ether / p_ip4 / payload)
-        self.pg_enable_capture()
-        self.pg0.add_stream(p4)
-        self.pg_start()
-        rx = self.pg1.get_capture(2)
-
-        p_ip6_translated = IPv6(src='1234:5678:90ab:cdef:ac:1001:200:0',
-                                dst='2001:db8:1e0::c0a8:1:e')
-        for p in rx:
-            self.validate_frag6(p, p_ip6_translated)
-
-        self.validate_frag_payload_len6(rx, UDP, payload_len)
-
-        # UDP packet fragmentation send fragments
-        payload_len = 1453
-        payload = UDP(sport=40000, dport=4000) / self.payload(payload_len)
-        p4 = (p_ether / p_ip4 / payload)
-        frags = fragment_rfc791(p4, fragsize=1000)
-        self.pg_enable_capture()
-        self.pg0.add_stream(frags)
-        self.pg_start()
-        rx = self.pg1.get_capture(2)
-
-        for p in rx:
-            self.validate_frag6(p, p_ip6_translated)
-
-        self.validate_frag_payload_len6(rx, UDP, payload_len)
-
-        # Send back an fragmented IPv6 UDP packet that will be "untranslated"
-        payload = UDP(sport=4000, dport=40000) / self.payload(payload_len)
-        p_ether6 = Ether(dst=self.pg1.local_mac, src=self.pg1.remote_mac)
-        p_ip6 = IPv6(src='2001:db8:1e0::c0a8:1:e',
-                     dst='1234:5678:90ab:cdef:ac:1001:200:0')
-        p6 = (p_ether6 / p_ip6 / payload)
-        frags6 = fragment_rfc8200(p6, identification=0xdcba, fragsize=1000)
-
-        p_ip4_translated = IP(src='192.168.0.1', dst=self.pg0.remote_ip4)
-        p4_translated = (p_ip4_translated / payload)
-        p4_translated.id = 0
-        p4_translated.ttl -= 1
-
-        self.pg_enable_capture()
-        self.pg1.add_stream(frags6)
-        self.pg_start()
-        rx = self.pg0.get_capture(2)
-
-        for p in rx:
-            self.validate_frag4(p, p4_translated)
-
-        self.validate_frag_payload_len4(rx, UDP, payload_len)
-
-        # ICMP packet fragmentation
-        payload = ICMP(id=6529) / self.payload(payload_len)
-        p4 = (p_ether / p_ip4 / payload)
-        self.pg_enable_capture()
-        self.pg0.add_stream(p4)
-        self.pg_start()
-        rx = self.pg1.get_capture(2)
-
-        p_ip6_translated = IPv6(src='1234:5678:90ab:cdef:ac:1001:200:0',
-                                dst='2001:db8:160::c0a8:1:6')
-        for p in rx:
-            self.validate_frag6(p, p_ip6_translated)
-
-        self.validate_frag_payload_len6(rx, ICMPv6EchoRequest, payload_len)
-
-        # ICMP packet fragmentation send fragments
-        payload = ICMP(id=6529) / self.payload(payload_len)
-        p4 = (p_ether / p_ip4 / payload)
-        frags = fragment_rfc791(p4, fragsize=1000)
-        self.pg_enable_capture()
-        self.pg0.add_stream(frags)
-        self.pg_start()
-        rx = self.pg1.get_capture(2)
-
-        for p in rx:
-            self.validate_frag6(p, p_ip6_translated)
-
-        self.validate_frag_payload_len6(rx, ICMPv6EchoRequest, payload_len)
-
-        # TCP MSS clamping
-        self.vapi.map_param_set_tcp(1300)
-
-        #
-        # Send a v4 TCP SYN packet that will be translated and MSS clamped
-        #
-        p_ether = Ether(dst=self.pg0.local_mac, src=self.pg0.remote_mac)
-        p_ip4 = IP(src=self.pg0.remote_ip4, dst='192.168.0.1')
-        payload = TCP(sport=0xabcd, dport=0xabcd, flags="S",
-                      options=[('MSS', 1460)])
-
-        p4 = (p_ether / p_ip4 / payload)
-        p6_translated = (IPv6(src="1234:5678:90ab:cdef:ac:1001:200:0",
-                              dst="2001:db8:1f0::c0a8:1:f") / payload)
-        p6_translated.hlim -= 1
-        p6_translated[TCP].options = [('MSS', 1300)]
-        rx = self.send_and_expect(self.pg0, p4*1, self.pg1)
-        for p in rx:
-            self.validate(p[1], p6_translated)
-
-        # Send back an IPv6 packet that will be "untranslated"
-        p_ether6 = Ether(dst=self.pg1.local_mac, src=self.pg1.remote_mac)
-        p_ip6 = IPv6(src='2001:db8:1f0::c0a8:1:f',
-                     dst='1234:5678:90ab:cdef:ac:1001:200:0')
-        p6 = (p_ether6 / p_ip6 / payload)
-        p4_translated = (IP(src='192.168.0.1',
-                            dst=self.pg0.remote_ip4) / payload)
-        p4_translated.id = 0
-        p4_translated.ttl -= 1
-        p4_translated[TCP].options = [('MSS', 1300)]
-        rx = self.send_and_expect(self.pg1, p6*1, self.pg0)
-        for p in rx:
-            self.validate(p[1], p4_translated)
-
-        # TCP MSS clamping cleanup
-        self.vapi.map_param_set_tcp(0)
-
-        # Enable icmp6 param to get back ICMPv6 unreachable messages in case
-        # of security check fails
-        self.vapi.map_param_set_icmp6(enable_unreachable=1)
-
-        # Send back an IPv6 packet that will be droppped due to security
-        # check fail
-        p_ether6 = Ether(dst=self.pg1.local_mac, src=self.pg1.remote_mac)
-        p_ip6_sec_check_fail = IPv6(src='2001:db8:1fe::c0a8:1:f',
-                                    dst='1234:5678:90ab:cdef:ac:1001:200:0')
-        payload = TCP(sport=0xabcd, dport=0xabcd)
-        p6 = (p_ether6 / p_ip6_sec_check_fail / payload)
-
-        self.pg_send(self.pg1, p6*1)
-        self.pg0.get_capture(0, timeout=1)
-        rx = self.pg1.get_capture(1)
-
-        icmp6_reply = (IPv6(hlim=255, src=self.pg1.local_ip6,
-                            dst='2001:db8:1fe::c0a8:1:f') /
-                       ICMPv6DestUnreach(code=5) /
-                       p_ip6_sec_check_fail / payload)
-
-        for p in rx:
-            self.validate(p[1], icmp6_reply)
-
-        # ICMPv6 unreachable messages cleanup
-        self.vapi.map_param_set_icmp6(enable_unreachable=0)
-
-    def test_map_t_ip6_psid(self):
-        """ MAP-T v6->v4 PSID validation"""
-
-        #
-        # Add a domain that maps from pg0 to pg1
-        #
-        map_dst = '2001:db8::/32'
-        map_src = '1234:5678:90ab:cdef::/64'
-        ip4_pfx = '192.168.0.0/24'
-        tag = 'MAP-T Test Domain'
-
-        self.vapi.map_add_domain(ip6_prefix=map_dst,
-                                 ip4_prefix=ip4_pfx,
-                                 ip6_src=map_src,
-                                 ea_bits_len=16,
-                                 psid_offset=6,
-                                 psid_length=4,
-                                 mtu=1500,
-                                 tag=tag)
-
-        # Enable MAP-T on interfaces.
-        self.vapi.map_if_enable_disable(is_enable=1,
-                                        sw_if_index=self.pg0.sw_if_index,
-                                        is_translation=1)
-        self.vapi.map_if_enable_disable(is_enable=1,
-                                        sw_if_index=self.pg1.sw_if_index,
-                                        is_translation=1)
-
-        map_route = VppIpRoute(self,
-                               "2001:db8::",
-                               32,
-                               [VppRoutePath(self.pg1.remote_ip6,
-                                             self.pg1.sw_if_index,
-                                             proto=DpoProto.DPO_PROTO_IP6)])
-        map_route.add_vpp_config()
-
-        p_ether6 = Ether(dst=self.pg1.local_mac, src=self.pg1.remote_mac)
-        p_ip6 = IPv6(src='2001:db8:1f0::c0a8:1:f',
-                     dst='1234:5678:90ab:cdef:ac:1001:200:0')
-
-        # Send good IPv6 source port, ensure translated IPv4 received
-        payload = TCP(sport=0xabcd, dport=80)
-        p6 = (p_ether6 / p_ip6 / payload)
-        p4_translated = (IP(src='192.168.0.1',
-                            dst=self.pg0.remote_ip4) / payload)
-        p4_translated.id = 0
-        p4_translated.ttl -= 1
-        rx = self.send_and_expect(self.pg1, p6*1, self.pg0)
-        for p in rx:
-            self.validate(p[1], p4_translated)
-
-        # Send bad IPv6 source port, ensure translated IPv4 not received
-        payload = TCP(sport=0xdcba, dport=80)
-        p6 = (p_ether6 / p_ip6 / payload)
-        self.send_and_assert_no_replies(self.pg1, p6*1)
-
-    def test_map_t_pre_resolve(self):
-        """ MAP-T pre-resolve"""
-
-        # Add a domain that maps from pg0 to pg1
-        map_dst = '2001:db8::/32'
-        map_src = '1234:5678:90ab:cdef::/64'
-        ip4_pfx = '192.168.0.0/24'
-        tag = 'MAP-T Test Domain.'
-
-        self.vapi.map_add_domain(ip6_prefix=map_dst,
-                                 ip4_prefix=ip4_pfx,
-                                 ip6_src=map_src,
-                                 ea_bits_len=16,
-                                 psid_offset=6,
-                                 psid_length=4,
-                                 mtu=1500,
-                                 tag=tag)
-
-        # Enable MAP-T on interfaces.
-        self.vapi.map_if_enable_disable(is_enable=1,
-                                        sw_if_index=self.pg0.sw_if_index,
-                                        is_translation=1)
-        self.vapi.map_if_enable_disable(is_enable=1,
-                                        sw_if_index=self.pg1.sw_if_index,
-                                        is_translation=1)
-
-        # Enable pre-resolve option
-        self.vapi.map_param_add_del_pre_resolve(ip4_nh_address="10.1.2.3",
-                                                ip6_nh_address="4001::1",
-                                                is_add=1)
-
-        # Add a route to 4001::1 and expect the translated traffic to be
-        # sent via that route next-hop.
-        pre_res_route6 = VppIpRoute(self, "4001::1", 128,
-                                    [VppRoutePath(self.pg1.remote_hosts[2].ip6,
-                                                  self.pg1.sw_if_index)])
-        pre_res_route6.add_vpp_config()
-
-        # Add a route to 10.1.2.3 and expect the "untranslated" traffic to be
-        # sent via that route next-hop.
-        pre_res_route4 = VppIpRoute(self, "10.1.2.3", 32,
-                                    [VppRoutePath(self.pg0.remote_hosts[1].ip4,
-                                                  self.pg0.sw_if_index)])
-        pre_res_route4.add_vpp_config()
-
-        # Send an IPv4 packet that will be translated
-        p_ether = Ether(dst=self.pg0.local_mac, src=self.pg0.remote_mac)
-        p_ip4 = IP(src=self.pg0.remote_ip4, dst='192.168.0.1')
-        payload = TCP(sport=0xabcd, dport=0xabcd)
-        p4 = (p_ether / p_ip4 / payload)
-
-        p6_translated = (IPv6(src="1234:5678:90ab:cdef:ac:1001:200:0",
-                              dst="2001:db8:1f0::c0a8:1:f") / payload)
-        p6_translated.hlim -= 1
-
-        rx = self.send_and_expect(self.pg0, p4*1, self.pg1)
-        for p in rx:
-            self.assertEqual(p[Ether].dst, self.pg1.remote_hosts[2].mac)
-            self.validate(p[1], p6_translated)
-
-        # Send back an IPv6 packet that will be "untranslated"
-        p_ether6 = Ether(dst=self.pg1.local_mac, src=self.pg1.remote_mac)
-        p_ip6 = IPv6(src='2001:db8:1f0::c0a8:1:f',
-                     dst='1234:5678:90ab:cdef:ac:1001:200:0')
-        p6 = (p_ether6 / p_ip6 / payload)
-
-        p4_translated = (IP(src='192.168.0.1',
-                            dst=self.pg0.remote_ip4) / payload)
-        p4_translated.id = 0
-        p4_translated.ttl -= 1
-
-        rx = self.send_and_expect(self.pg1, p6*1, self.pg0)
-        for p in rx:
-            self.assertEqual(p[Ether].dst, self.pg0.remote_hosts[1].mac)
-            self.validate(p[1], p4_translated)
-
-        # Cleanup pre-resolve option
-        self.vapi.map_param_add_del_pre_resolve(ip4_nh_address="10.1.2.3",
-                                                ip6_nh_address="4001::1",
-                                                is_add=0)
-
-
-if __name__ == '__main__':
-    unittest.main(testRunner=VppTestRunner)