summaryrefslogtreecommitdiffstats
path: root/src/plugins/acl/test/test_acl_plugin_l2l3.py
blob: 30b53728c6336f1fd5849700906f98bcbb166bdf (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
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
#!/usr/bin/env python3
"""ACL IRB Test Case HLD:

**config**
    - L2 MAC learning enabled in l2bd
    - 2 routed interfaces untagged, bvi (Bridge Virtual Interface)
    - 2 bridged interfaces in l2bd with bvi

**test**
    - sending ip4 eth pkts between routed interfaces
        - 2 routed interfaces
        - 2 bridged interfaces

    - 64B, 512B, 1518B, 9200B (ether_size)

    - burst of pkts per interface
        - 257pkts per burst
        - routed pkts hitting different FIB entries
        - bridged pkts hitting different MAC entries

**verify**
    - all packets received correctly

"""

import copy
import unittest
from socket import inet_pton, AF_INET, AF_INET6
from random import choice, shuffle
from pprint import pprint
from ipaddress import ip_network

import scapy.compat
from scapy.packet import Raw
from scapy.layers.l2 import Ether
from scapy.layers.inet import IP, UDP, ICMP, TCP
from scapy.layers.inet6 import IPv6, ICMPv6Unknown, ICMPv6EchoRequest
from scapy.layers.inet6 import ICMPv6EchoReply, IPv6ExtHdrRouting
from scapy.layers.inet6 import IPv6ExtHdrFragment

from framework import VppTestCase, VppTestRunner
from vpp_l2 import L2_PORT_TYPE
import time

from vpp_acl import AclRule, VppAcl, VppAclInterface


class TestACLpluginL2L3(VppTestCase):
    """TestACLpluginL2L3 Test Case"""

    @classmethod
    def setUpClass(cls):
        """
        #. Create BD with MAC learning enabled and put interfaces to this BD.
        #. Configure IPv4 addresses on loopback interface and routed interface.
        #. Configure MAC address binding to IPv4 neighbors on loop0.
        #. Configure MAC address on pg2.
        #. Loopback BVI interface has remote hosts, one half of hosts are
           behind pg0 second behind pg1.
        """
        super(TestACLpluginL2L3, cls).setUpClass()

        cls.pg_if_packet_sizes = [64, 512, 1518, 9018]  # packet sizes
        cls.bd_id = 10
        cls.remote_hosts_count = 250

        # create 3 pg interfaces, 1 loopback interface
        cls.create_pg_interfaces(range(3))
        cls.create_loopback_interfaces(1)

        cls.interfaces = list(cls.pg_interfaces)
        cls.interfaces.extend(cls.lo_interfaces)

        for i in cls.interfaces:
            i.admin_up()

        # Create BD with MAC learning enabled and put interfaces to this BD
        cls.vapi.sw_interface_set_l2_bridge(
            rx_sw_if_index=cls.loop0.sw_if_index, bd_id=cls.bd_id,
            port_type=L2_PORT_TYPE.BVI)
        cls.vapi.sw_interface_set_l2_bridge(rx_sw_if_index=cls.pg0.sw_if_index,
                                            bd_id=cls.bd_id)
        cls.vapi.sw_interface_set_l2_bridge(rx_sw_if_index=cls.pg1.sw_if_index,
                                            bd_id=cls.bd_id)

        # Configure IPv4 addresses on loopback interface and routed interface
        cls.loop0.config_ip4()
        cls.loop0.config_ip6()
        cls.pg2.config_ip4()
        cls.pg2.config_ip6()

        # Configure MAC address binding to IPv4 neighbors on loop0
        cls.loop0.generate_remote_hosts(cls.remote_hosts_count)
        cls.loop0.configure_ipv4_neighbors()
        cls.loop0.configure_ipv6_neighbors()
        # configure MAC address on pg2
        cls.pg2.resolve_arp()
        cls.pg2.resolve_ndp()

        cls.WITHOUT_EH = False
        cls.WITH_EH = True
        cls.STATELESS_ICMP = False
        cls.STATEFUL_ICMP = True

        # Loopback BVI interface has remote hosts, one half of hosts are behind
        # pg0 second behind pg1
        half = cls.remote_hosts_count // 2
        cls.pg0.remote_hosts = cls.loop0.remote_hosts[:half]
        cls.pg1.remote_hosts = cls.loop0.remote_hosts[half:]
        reply = cls.vapi.papi.acl_stats_intf_counters_enable(enable=1)

    @classmethod
    def tearDownClass(cls):
        reply = cls.vapi.papi.acl_stats_intf_counters_enable(enable=0)
        super(TestACLpluginL2L3, cls).tearDownClass()

    def tearDown(self):
        """Run standard test teardown and log ``show l2patch``,
        ``show l2fib verbose``,``show bridge-domain <bd_id> detail``,
        ``show ip neighbors``.
        """
        super(TestACLpluginL2L3, self).tearDown()

    def show_commands_at_teardown(self):
        self.logger.info(self.vapi.cli("show l2patch"))
        self.logger.info(self.vapi.cli("show classify tables"))
        self.logger.info(self.vapi.cli("show l2fib verbose"))
        self.logger.info(self.vapi.cli("show bridge-domain %s detail" %
                                       self.bd_id))
        self.logger.info(self.vapi.cli("show ip neighbors"))
        cmd = "show acl-plugin sessions verbose 1"
        self.logger.info(self.vapi.cli(cmd))
        self.logger.info(self.vapi.cli("show acl-plugin acl"))
        self.logger.info(self.vapi.cli("show acl-plugin interface"))
        self.logger.info(self.vapi.cli("show acl-plugin tables"))

    def create_stream(self, src_ip_if, dst_ip_if, reverse, packet_sizes,
                      is_ip6, expect_blocked, expect_established,
                      add_extension_header, icmp_stateful=False):
        pkts = []
        rules = []
        permit_rules = []
        permit_and_reflect_rules = []
        total_packet_count = 8
        for i in range(0, total_packet_count):
            modulo = (i//2) % 2
            icmp_type_delta = i % 2
            icmp_code = i
            is_udp_packet = (modulo == 0)
            if is_udp_packet and icmp_stateful:
                continue
            is_reflectable_icmp = (icmp_stateful and icmp_type_delta == 0 and
                                   not is_udp_packet)
            is_reflected_icmp = is_reflectable_icmp and expect_established
            can_reflect_this_packet = is_udp_packet or is_reflectable_icmp
            is_permit = i % 2
            remote_dst_index = i % len(dst_ip_if.remote_hosts)
            remote_dst_host = dst_ip_if.remote_hosts[remote_dst_index]
            if is_permit == 1:
                info = self.create_packet_info(src_ip_if, dst_ip_if)
                payload = self.info_to_payload(info)
            else:
                to_be_blocked = False
                if (expect_blocked and not expect_established):
                    to_be_blocked = True
                if (not can_reflect_this_packet):
                    to_be_blocked = True
                if to_be_blocked:
                    payload = "to be blocked"
                else:
                    info = self.create_packet_info(src_ip_if, dst_ip_if)
                    payload = self.info_to_payload(info)
            if reverse:
                dst_mac = 'de:ad:00:00:00:00'
                src_mac = remote_dst_host._mac
                dst_ip6 = src_ip_if.remote_ip6
                src_ip6 = remote_dst_host.ip6
                dst_ip4 = src_ip_if.remote_ip4
                src_ip4 = remote_dst_host.ip4
                dst_l4 = 1234 + i
                src_l4 = 4321 + i
            else:
                dst_mac = src_ip_if.local_mac
                src_mac = src_ip_if.remote_mac
                src_ip6 = src_ip_if.remote_ip6
                dst_ip6 = remote_dst_host.ip6
                src_ip4 = src_ip_if.remote_ip4
                dst_ip4 = remote_dst_host.ip4
                src_l4 = 1234 + i
                dst_l4 = 4321 + i
            if is_reflected_icmp:
                icmp_type_delta = 1

            # default ULP should be something we do not use in tests
            ulp_l4 = TCP(sport=src_l4, dport=dst_l4)
            # potentially a chain of protocols leading to ULP
            ulp = ulp_l4

            if is_udp_packet:
                if is_ip6:
                    ulp_l4 = UDP(sport=src_l4, dport=dst_l4)
                    if add_extension_header:
                        # prepend some extension headers
                        ulp = (IPv6ExtHdrRouting() / IPv6ExtHdrRouting() /
                               IPv6ExtHdrFragment(offset=0, m=1) / ulp_l4)
                        # uncomment below to test invalid ones
                        # ulp = IPv6ExtHdrRouting(len = 200) / ulp_l4
                    else:
                        ulp = ulp_l4
                    p = (Ether(dst=dst_mac, src=src_mac) /
                         IPv6(src=src_ip6, dst=dst_ip6) /
                         ulp /
                         Raw(payload))
                else:
                    ulp_l4 = UDP(sport=src_l4, dport=dst_l4)
                    # IPv4 does not allow extension headers,
                    # but we rather make it a first fragment
                    flags = 1 if add_extension_header else 0
                    ulp = ulp_l4
                    p = (Ether(dst=dst_mac, src=src_mac) /
                         IP(src=src_ip4, dst=dst_ip4, frag=0, flags=flags) /
                         ulp /
                         Raw(payload))
            elif modulo == 1:
                if is_ip6:
                    ulp_l4 = ICMPv6Unknown(type=128 + icmp_type_delta,
                                           code=icmp_code)
                    ulp = ulp_l4
                    p = (Ether(dst=dst_mac, src=src_mac) /
                         IPv6(src=src_ip6, dst=dst_ip6) /
                         ulp /
                         Raw(payload))
                else:
                    ulp_l4 = ICMP(type=8 - 8*icmp_type_delta, code=icmp_code)
                    ulp = ulp_l4
                    p = (Ether(dst=dst_mac, src=src_mac) /
                         IP(src=src_ip4, dst=dst_ip4) /
                         ulp /
                         Raw(payload))

            if i % 2 == 1:
                info.data = p.copy()
            size = packet_sizes[(i // 2) % len(packet_sizes)]
            self.extend_packet(p, size)
            pkts.append(p)

            rule_family = AF_INET6 if p.haslayer(IPv6) else AF_INET
            rule_prefix_len = 128 if p.haslayer(IPv6) else 32
            rule_l3_layer = IPv6 if p.haslayer(IPv6) else IP

            if p.haslayer(UDP):
                rule_l4_sport = p[UDP].sport
                rule_l4_dport = p[UDP].dport
            else:
                if p.haslayer(ICMP):
                    rule_l4_sport = p[ICMP].type
                    rule_l4_dport = p[ICMP].code
                else:
                    rule_l4_sport = p[ICMPv6Unknown].type
                    rule_l4_dport = p[ICMPv6Unknown].code
            if p.haslayer(IPv6):
                rule_l4_proto = ulp_l4.overload_fields[IPv6]['nh']
            else:
                rule_l4_proto = p[IP].proto

            new_rule = AclRule(is_permit=is_permit, proto=rule_l4_proto,
                               src_prefix=ip_network(
                                   (p[rule_l3_layer].src, rule_prefix_len)),
                               dst_prefix=ip_network(
                                   (p[rule_l3_layer].dst, rule_prefix_len)),
                               sport_from=rule_l4_sport,
                               sport_to=rule_l4_sport,
                               dport_from=rule_l4_dport,
                               dport_to=rule_l4_dport)

            rules.append(new_rule)
            new_rule_permit = copy.copy(new_rule)
            new_rule_permit.is_permit = 1
            permit_rules.append(new_rule_permit)

            new_rule_permit_and_reflect = copy.copy(new_rule)
            if can_reflect_this_packet:
                new_rule_permit_and_reflect.is_permit = 2
            else:
                new_rule_permit_and_reflect.is_permit = is_permit

            permit_and_reflect_rules.append(new_rule_permit_and_reflect)
            self.logger.info("create_stream pkt#%d: %s" % (i, payload))

        return {'stream': pkts,
                'rules': rules,
                'permit_rules': permit_rules,
                'permit_and_reflect_rules': permit_and_reflect_rules}

    def verify_capture(self, dst_ip_if, src_ip_if, capture, reverse):
        last_info = dict()
        for i in self.interfaces:
            last_info[i.sw_if_index] = None

        dst_ip_sw_if_index = dst_ip_if.sw_if_index

        for packet in capture:
            l3 = IP if packet.haslayer(IP) else IPv6
            ip = packet[l3]
            if packet.haslayer(UDP):
                l4 = UDP
            else:
                if packet.haslayer(ICMP):
                    l4 = ICMP
                else:
                    l4 = ICMPv6Unknown

            # Scapy IPv6 stuff is too smart for its own good.
            # So we do this and coerce the ICMP into unknown type
            if packet.haslayer(UDP):
                data = scapy.compat.raw(packet[UDP][Raw])
            else:
                if l3 == IP:
                    data = scapy.compat.raw(ICMP(
                        scapy.compat.raw(packet[l3].payload))[Raw])
                else:
                    data = scapy.compat.raw(ICMPv6Unknown(
                        scapy.compat.raw(packet[l3].payload)).msgbody)
            udp_or_icmp = packet[l3].payload
            data_obj = Raw(data)
            # FIXME: make framework believe we are on object
            payload_info = self.payload_to_info(data_obj)
            packet_index = payload_info.index

            self.assertEqual(payload_info.dst, dst_ip_sw_if_index)

            next_info = self.get_next_packet_info_for_interface2(
                payload_info.src, dst_ip_sw_if_index,
                last_info[payload_info.src])
            last_info[payload_info.src] = next_info
            self.assertTrue(next_info is not None)
            self.assertEqual(packet_index, next_info.index)
            saved_packet = next_info.data
            self.assertTrue(next_info is not None)

            # MAC: src, dst
            if not reverse:
                self.assertEqual(packet.src, dst_ip_if.local_mac)
                host = dst_ip_if.host_by_mac(packet.dst)

            # IP: src, dst
            # self.assertEqual(ip.src, src_ip_if.remote_ip4)
            if saved_packet is not None:
                self.assertEqual(ip.src, saved_packet[l3].src)
                self.assertEqual(ip.dst, saved_packet[l3].dst)
                if l4 == UDP:
                    self.assertEqual(udp_or_icmp.sport, saved_packet[l4].sport)
                    self.assertEqual(udp_or_icmp.dport, saved_packet[l4].dport)
            # self.assertEqual(ip.dst, host.ip4)

            # UDP:

    def applied_acl_shuffle(self, acl_if):
        saved_n_input = acl_if.n_input
        # TOTO: maybe copy each one??
        saved_acls = acl_if.acls

        # now create a list of all the rules in all ACLs
        all_rules = []
        for old_acl in saved_acls:
            for rule in old_acl.rules:
                all_rules.append(rule)

        # Add a few ACLs made from shuffled rules
        shuffle(all_rules)
        acl1 = VppAcl(self, rules=all_rules[::2], tag="shuffle 1. acl")
        acl1.add_vpp_config()

        shuffle(all_rules)
        acl2 = VppAcl(self, rules=all_rules[::3], tag="shuffle 2. acl")
        acl2.add_vpp_config()

        shuffle(all_rules)
        acl3 = VppAcl(self, rules=all_rules[::2], tag="shuffle 3. acl")
        acl3.add_vpp_config()

        # apply the shuffle ACLs in front
        input_acls = [acl1, acl2]
        output_acls = [acl1, acl2]

        # add the currently applied ACLs
        n_input = acl_if.n_input
        input_acls.extend(saved_acls[:n_input])
        output_acls.extend(saved_acls[n_input:])

        # and the trailing shuffle ACL(s)
        input_acls.extend([acl3])
        output_acls.extend([acl3])

        # set the interface ACL list to the result
        acl_if.n_input = len(input_acls)
        acl_if.acls = input_acls + output_acls
        acl_if.add_vpp_config()

        # change the ACLs a few times
        for i in range(1, 10):
            shuffle(all_rules)
            acl1.modify_vpp_config(all_rules[::1+(i % 2)])

            shuffle(all_rules)
            acl2.modify_vpp_config(all_rules[::1+(i % 3)])

            shuffle(all_rules)
            acl3.modify_vpp_config(all_rules[::1+(i % 5)])

        # restore to how it was before and clean up
        acl_if.n_input = saved_n_input
        acl_if.acls = saved_acls
        acl_if.add_vpp_config()

        acl1.remove_vpp_config()
        acl2.remove_vpp_config()
        acl3.remove_vpp_config()

    def create_acls_for_a_stream(self, stream_dict,
                                 test_l2_action, is_reflect):
        r = stream_dict['rules']
        r_permit = stream_dict['permit_rules']
        r_permit_reflect = stream_dict['permit_and_reflect_rules']
        r_action = r_permit_reflect if is_reflect else r
        action_acl = VppAcl(self, rules=r_action, tag="act. acl")
        action_acl.add_vpp_config()
        permit_acl = VppAcl(self, rules=r_permit, tag="perm. acl")
        permit_acl.add_vpp_config()

        return {'L2': action_acl if test_l2_action else permit_acl,
                'L3': permit_acl if test_l2_action else action_acl,
                'permit': permit_acl, 'action': action_acl}

    def apply_acl_ip46_x_to_y(self, bridged_to_routed, test_l2_deny,
                              is_ip6, is_reflect, add_eh):
        """ Apply the ACLs
        """
        self.reset_packet_infos()
        stream_dict = self.create_stream(
            self.pg2, self.loop0,
            bridged_to_routed,
            self.pg_if_packet_sizes, is_ip6,
            not is_reflect, False, add_eh)
        stream = stream_dict['stream']
        acl_idx = self.create_acls_for_a_stream(stream_dict, test_l2_deny,
                                                is_reflect)
        n_input_l3 = 0 if bridged_to_routed else 1
        n_input_l2 = 1 if bridged_to_routed else 0

        acl_if_pg2 = VppAclInterface(self, sw_if_index=self.pg2.sw_if_index,
                                     n_input=n_input_l3, acls=[acl_idx['L3']])
        acl_if_pg2.add_vpp_config()

        acl_if_pg0 = VppAclInterface(self, sw_if_index=self.pg0.sw_if_index,
                                     n_input=n_input_l2, acls=[acl_idx['L2']])
        acl_if_pg0.add_vpp_config()

        acl_if_pg1 = VppAclInterface(self, sw_if_index=self.pg1.sw_if_index,
                                     n_input=n_input_l2, acls=[acl_idx['L2']])
        acl_if_pg1.add_vpp_config()

        self.applied_acl_shuffle(acl_if_pg0)
        self.applied_acl_shuffle(acl_if_pg1)
        return {'L2': acl_idx['L2'], 'L3': acl_idx['L3']}

    def apply_acl_ip46_both_directions_reflect(self,
                                               primary_is_bridged_to_routed,
                                               reflect_on_l2, is_ip6, add_eh,
                                               stateful_icmp):
        primary_is_routed_to_bridged = not primary_is_bridged_to_routed
        self.reset_packet_infos()
        stream_dict_fwd = self.create_stream(self.pg2, self.loop0,
                                             primary_is_bridged_to_routed,
                                             self.pg_if_packet_sizes, is_ip6,
                                             False, False, add_eh,
                                             stateful_icmp)
        acl_idx_fwd = self.create_acls_for_a_stream(stream_dict_fwd,
                                                    reflect_on_l2, True)

        stream_dict_rev = self.create_stream(self.pg2, self.loop0,
                                             not primary_is_bridged_to_routed,
                                             self.pg_if_packet_sizes, is_ip6,
                                             True, True, add_eh, stateful_icmp)
        # We want the primary action to be "deny" rather than reflect
        acl_idx_rev = self.create_acls_for_a_stream(stream_dict_rev,
                                                    reflect_on_l2, False)

        if primary_is_bridged_to_routed:
            inbound_l2_acl = acl_idx_fwd['L2']
        else:
            inbound_l2_acl = acl_idx_rev['L2']

        if primary_is_routed_to_bridged:
            outbound_l2_acl = acl_idx_fwd['L2']
        else:
            outbound_l2_acl = acl_idx_rev['L2']

        if primary_is_routed_to_bridged:
            inbound_l3_acl = acl_idx_fwd['L3']
        else:
            inbound_l3_acl = acl_idx_rev['L3']

        if primary_is_bridged_to_routed:
            outbound_l3_acl = acl_idx_fwd['L3']
        else:
            outbound_l3_acl = acl_idx_rev['L3']

        acl_if_pg2 = VppAclInterface(self, sw_if_index=self.pg2.sw_if_index,
                                     n_input=1,
                                     acls=[inbound_l3_acl, outbound_l3_acl])
        acl_if_pg2.add_vpp_config()

        acl_if_pg0 = VppAclInterface(self, sw_if_index=self.pg0.sw_if_index,
                                     n_input=1,
                                     acls=[inbound_l2_acl, outbound_l2_acl])
        acl_if_pg0.add_vpp_config()

        acl_if_pg1 = VppAclInterface(self, sw_if_index=self.pg1.sw_if_index,
                                     n_input=1,
                                     acls=[inbound_l2_acl, outbound_l2_acl])
        acl_if_pg1.add_vpp_config()

        self.applied_acl_shuffle(acl_if_pg0)
        self.applied_acl_shuffle(acl_if_pg2)

    def apply_acl_ip46_routed_to_bridged(self, test_l2_deny, is_ip6,
                                         is_reflect, add_eh):
        return self.apply_acl_ip46_x_to_y(False, test_l2_deny, is_ip6,
                                          is_reflect, add_eh)

    def apply_acl_ip46_bridged_to_routed(self, test_l2_deny, is_ip6,
                                         is_reflect, add_eh):
        return self.apply_acl_ip46_x_to_y(True, test_l2_deny, is_ip6,
                                          is_reflect, add_eh)

    def verify_acl_packet_count(self, acl_idx, packet_count):
        matches = self.statistics.get_counter('/acl/%d/matches' % acl_idx)
        self.logger.info("stat seg for ACL %d: %s" % (acl_idx, repr(matches)))
        total_count = 0
        for p in matches[0]:
            total_count = total_count + p['packets']
        self.assertEqual(total_count, packet_count)

    def run_traffic_ip46_x_to_y(self, bridged_to_routed,
                                test_l2_deny, is_ip6,
                                is_reflect, is_established, add_eh,
                                stateful_icmp=False):
        self.reset_packet_infos()
        stream_dict = self.create_stream(self.pg2, self.loop0,
                                         bridged_to_routed,
                                         self.pg_if_packet_sizes, is_ip6,
                                         not is_reflect, is_established,
                                         add_eh, stateful_icmp)
        stream = stream_dict['stream']

        tx_if = self.pg0 if bridged_to_routed else self.pg2
        rx_if = self.pg2 if bridged_to_routed else self.pg0

        tx_if.add_stream(stream)
        self.pg_enable_capture(self.pg_interfaces)
        self.pg_start()
        packet_count = self.get_packet_count_for_if_idx(self.loop0.sw_if_index)
        rcvd1 = rx_if.get_capture(packet_count)
        self.verify_capture(self.loop0, self.pg2, rcvd1, bridged_to_routed)
        return len(stream)

    def run_traffic_ip46_routed_to_bridged(self, test_l2_deny, is_ip6,
                                           is_reflect, is_established, add_eh,
                                           stateful_icmp=False):
        return self.run_traffic_ip46_x_to_y(False, test_l2_deny, is_ip6,
                                            is_reflect, is_established, add_eh,
                                            stateful_icmp)

    def run_traffic_ip46_bridged_to_routed(self, test_l2_deny, is_ip6,
                                           is_reflect, is_established, add_eh,
                                           stateful_icmp=False):
        return self.run_traffic_ip46_x_to_y(True, test_l2_deny, is_ip6,
                                            is_reflect, is_established, add_eh,
                                            stateful_icmp)

    def run_test_ip46_routed_to_bridged(self, test_l2_deny,
                                        is_ip6, is_reflect, add_eh):
        acls = self.apply_acl_ip46_routed_to_bridged(test_l2_deny,
                                                     is_ip6, is_reflect,
                                                     add_eh)
        pkts = self.run_traffic_ip46_routed_to_bridged(test_l2_deny, is_ip6,
                                                       is_reflect, False,
                                                       add_eh)
        self.verify_acl_packet_count(acls['L3'].acl_index, pkts)

    def run_test_ip46_bridged_to_routed(self, test_l2_deny,
                                        is_ip6, is_reflect, add_eh):
        acls = self.apply_acl_ip46_bridged_to_routed(test_l2_deny,
                                                     is_ip6, is_reflect,
                                                     add_eh)
        pkts = self.run_traffic_ip46_bridged_to_routed(test_l2_deny, is_ip6,
                                                       is_reflect, False,
                                                       add_eh)
        self.verify_acl_packet_count(acls['L2'].acl_index, pkts)

    def run_test_ip46_routed_to_bridged_and_back(self, test_l2_action,
                                                 is_ip6, add_eh,
                                                 stateful_icmp=False):
        self.apply_acl_ip46_both_directions_reflect(False, test_l2_action,
                                                    is_ip6, add_eh,
                                                    stateful_icmp)
        self.run_traffic_ip46_routed_to_bridged(test_l2_action, is_ip6,
                                                True, False, add_eh,
                                                stateful_icmp)
        self.run_traffic_ip46_bridged_to_routed(test_l2_action, is_ip6,
                                                False, True, add_eh,
                                                stateful_icmp)

    def run_test_ip46_bridged_to_routed_and_back(self, test_l2_action,
                                                 is_ip6, add_eh,
                                                 stateful_icmp=False):
        self.apply_acl_ip46_both_directions_reflect(True, test_l2_action,
                                                    is_ip6, add_eh,
                                                    stateful_icmp)
        self.run_traffic_ip46_bridged_to_routed(test_l2_action, is_ip6,
                                                True, False, add_eh,
                                                stateful_icmp)
        self.run_traffic_ip46_routed_to_bridged(test_l2_action, is_ip6,
                                                False, True, add_eh,
                                                stateful_icmp)

    def test_0000_ip6_irb_1(self):
        """ ACL plugin prepare"""
        if not self.vpp_dead:
            cmd = "set acl-plugin session timeout udp idle 2000"
            self.logger.info(self.vapi.ppcli(cmd))
            # uncomment to not skip past the routing header
            # and watch the EH tests fail
            # self.logger.info(self.vapi.ppcli(
            #    "set acl-plugin skip-ipv6-extension-header 43 0"))
            # uncomment to test the session limit (stateful tests will fail)
            # self.logger.info(self.vapi.ppcli(
            #    "set acl-plugin session table max-entries 1"))
            # new datapath is the default, but just in case
            # self.logger.info(self.vapi.ppcli(
            #    "set acl-plugin l2-datapath new"))
            # If you want to see some tests fail, uncomment the next line
            # self.logger.info(self.vapi.ppcli(
            #    "set acl-plugin l2-datapath old"))

    def test_0001_ip6_irb_1(self):
        """ ACL IPv6 routed -> bridged, L2 ACL deny"""
        self.run_test_ip46_routed_to_bridged(True, True, False,
                                             self.WITHOUT_EH)

    def test_0002_ip6_irb_1(self):
        """ ACL IPv6 routed -> bridged, L3 ACL deny"""
        self.run_test_ip46_routed_to_bridged(False, True, False,
                                             self.WITHOUT_EH)

    def test_0003_ip4_irb_1(self):
        """ ACL IPv4 routed -> bridged, L2 ACL deny"""
        self.run_test_ip46_routed_to_bridged(True, False, False,
                                             self.WITHOUT_EH)

    def test_0004_ip4_irb_1(self):
        """ ACL IPv4 routed -> bridged, L3 ACL deny"""
        self.run_test_ip46_routed_to_bridged(False, False, False,
                                             self.WITHOUT_EH)

    def test_0005_ip6_irb_1(self):
        """ ACL IPv6 bridged -> routed, L2 ACL deny """
        self.run_test_ip46_bridged_to_routed(True, True, False,
                                             self.WITHOUT_EH)

    def test_0006_ip6_irb_1(self):
        """ ACL IPv6 bridged -> routed, L3 ACL deny """
        self.run_test_ip46_bridged_to_routed(False, True, False,
                                             self.WITHOUT_EH)

    def test_0007_ip6_irb_1(self):
        """ ACL IPv4 bridged -> routed, L2 ACL deny """
        self.run_test_ip46_bridged_to_routed(True, False, False,
                                             self.WITHOUT_EH)

    def test_0008_ip6_irb_1(self):
        """ ACL IPv4 bridged -> routed, L3 ACL deny """
        self.run_test_ip46_bridged_to_routed(False, False, False,
                                             self.WITHOUT_EH)

    # Stateful ACL tests
    def test_0101_ip6_irb_1(self):
        """ ACL IPv6 routed -> bridged, L2 ACL permit+reflect"""
        self.run_test_ip46_routed_to_bridged_and_back(True, True,
                                                      self.WITHOUT_EH)

    def test_0102_ip6_irb_1(self):
        """ ACL IPv6 bridged -> routed, L2 ACL permit+reflect"""
        self.run_test_ip46_bridged_to_routed_and_back(True, True,
                                                      self.WITHOUT_EH)

    def test_0103_ip6_irb_1(self):
        """ ACL IPv4 routed -> bridged, L2 ACL permit+reflect"""
        self.run_test_ip46_routed_to_bridged_and_back(True, False,
                                                      self.WITHOUT_EH)

    def test_0104_ip6_irb_1(self):
        """ ACL IPv4 bridged -> routed, L2 ACL permit+reflect"""
        self.run_test_ip46_bridged_to_routed_and_back(True, False,
                                                      self.WITHOUT_EH)

    def test_0111_ip6_irb_1(self):
        """ ACL IPv6 routed -> bridged, L3 ACL permit+reflect"""
        self.run_test_ip46_routed_to_bridged_and_back(False, True,
                                                      self.WITHOUT_EH)

    def test_0112_ip6_irb_1(self):
        """ ACL IPv6 bridged -> routed, L3 ACL permit+reflect"""
        self.run_test_ip46_bridged_to_routed_and_back(False, True,
                                                      self.WITHOUT_EH)

    def test_0113_ip6_irb_1(self):
        """ ACL IPv4 routed -> bridged, L3 ACL permit+reflect"""
        self.run_test_ip46_routed_to_bridged_and_back(False, False,
                                                      self.WITHOUT_EH)

    def test_0114_ip6_irb_1(self):
        """ ACL IPv4 bridged -> routed, L3 ACL permit+reflect"""
        self.run_test_ip46_bridged_to_routed_and_back(False, False,
                                                      self.WITHOUT_EH)

    # A block of tests with extension headers

    def test_1001_ip6_irb_1(self):
        """ ACL IPv6+EH routed -> bridged, L2 ACL deny"""
        self.run_test_ip46_routed_to_bridged(True, True, False,
                                             self.WITH_EH)

    def test_1002_ip6_irb_1(self):
        """ ACL IPv6+EH routed -> bridged, L3 ACL deny"""
        self.run_test_ip46_routed_to_bridged(False, True, False,
                                             self.WITH_EH)

    def test_1005_ip6_irb_1(self):
        """ ACL IPv6+EH bridged -> routed, L2 ACL deny """
        self.run_test_ip46_bridged_to_routed(True, True, False,
                                             self.WITH_EH)

    def test_1006_ip6_irb_1(self):
        """ ACL IPv6+EH bridged -> routed, L3 ACL deny """
        self.run_test_ip46_bridged_to_routed(False, True, False,
                                             self.WITH_EH)

    def test_1101_ip6_irb_1(self):
        """ ACL IPv6+EH routed -> bridged, L2 ACL permit+reflect"""
        self.run_test_ip46_routed_to_bridged_and_back(True, True,
                                                      self.WITH_EH)

    def test_1102_ip6_irb_1(self):
        """ ACL IPv6+EH bridged -> routed, L2 ACL permit+reflect"""
        self.run_test_ip46_bridged_to_routed_and_back(True, True,
                                                      self.WITH_EH)

    def test_1111_ip6_irb_1(self):
        """ ACL IPv6+EH routed -> bridged, L3 ACL permit+reflect"""
        self.run_test_ip46_routed_to_bridged_and_back(False, True,
                                                      self.WITH_EH)

    def test_1112_ip6_irb_1(self):
        """ ACL IPv6+EH bridged -> routed, L3 ACL permit+reflect"""
        self.run_test_ip46_bridged_to_routed_and_back(False, True,
                                                      self.WITH_EH)

    # IPv4 with "MF" bit set

    def test_1201_ip6_irb_1(self):
        """ ACL IPv4+MF routed -> bridged, L2 ACL deny"""
        self.run_test_ip46_routed_to_bridged(True, False, False,
                                             self.WITH_EH)

    def test_1202_ip6_irb_1(self):
        """ ACL IPv4+MF routed -> bridged, L3 ACL deny"""
        self.run_test_ip46_routed_to_bridged(False, False, False,
                                             self.WITH_EH)

    def test_1205_ip6_irb_1(self):
        """ ACL IPv4+MF bridged -> routed, L2 ACL deny """
        self.run_test_ip46_bridged_to_routed(True, False, False,
                                             self.WITH_EH)

    def test_1206_ip6_irb_1(self):
        """ ACL IPv4+MF bridged -> routed, L3 ACL deny """
        self.run_test_ip46_bridged_to_routed(False, False, False,
                                             self.WITH_EH)

    def test_1301_ip6_irb_1(self):
        """ ACL IPv4+MF routed -> bridged, L2 ACL permit+reflect"""
        self.run_test_ip46_routed_to_bridged_and_back(True, False,
                                                      self.WITH_EH)

    def test_1302_ip6_irb_1(self):
        """ ACL IPv4+MF bridged -> routed, L2 ACL permit+reflect"""
        self.run_test_ip46_bridged_to_routed_and_back(True, False,
                                                      self.WITH_EH)

    def test_1311_ip6_irb_1(self):
        """ ACL IPv4+MF routed -> bridged, L3 ACL permit+reflect"""
        self.run_test_ip46_routed_to_bridged_and_back(False, False,
                                                      self.WITH_EH)

    def test_1312_ip6_irb_1(self):
        """ ACL IPv4+MF bridged -> routed, L3 ACL permit+reflect"""
        self.run_test_ip46_bridged_to_routed_and_back(False, False,
                                                      self.WITH_EH)
    # Stateful ACL tests with stateful ICMP

    def test_1401_ip6_irb_1(self):
        """ IPv6 routed -> bridged, L2 ACL permit+reflect, ICMP reflect"""
        self.run_test_ip46_routed_to_bridged_and_back(True, True,
                                                      self.WITHOUT_EH,
                                                      self.STATEFUL_ICMP)

    def test_1402_ip6_irb_1(self):
        """ IPv6 bridged -> routed, L2 ACL permit+reflect, ICMP reflect"""
        self.run_test_ip46_bridged_to_routed_and_back(True, True,
                                                      self.WITHOUT_EH,
                                                      self.STATEFUL_ICMP)

    def test_1403_ip4_irb_1(self):
        """ IPv4 routed -> bridged, L2 ACL permit+reflect, ICMP reflect"""
        self.run_test_ip46_routed_to_bridged_and_back(True, False,
                                                      self.WITHOUT_EH,
                                                      self.STATEFUL_ICMP)

    def test_1404_ip4_irb_1(self):
        """ IPv4 bridged -> routed, L2 ACL permit+reflect, ICMP reflect"""
        self.run_test_ip46_bridged_to_routed_and_back(True, False,
                                                      self.WITHOUT_EH,
                                                      self.STATEFUL_ICMP)

    def test_1411_ip6_irb_1(self):
        """ IPv6 routed -> bridged, L3 ACL permit+reflect, ICMP reflect"""
        self.run_test_ip46_routed_to_bridged_and_back(False, True,
                                                      self.WITHOUT_EH,
                                                      self.STATEFUL_ICMP)

    def test_1412_ip6_irb_1(self):
        """ IPv6 bridged -> routed, L3 ACL permit+reflect, ICMP reflect"""
        self.run_test_ip46_bridged_to_routed_and_back(False, True,
                                                      self.WITHOUT_EH,
                                                      self.STATEFUL_ICMP)

    def test_1413_ip4_irb_1(self):
        """ IPv4 routed -> bridged, L3 ACL permit+reflect, ICMP reflect"""
        self.run_test_ip46_routed_to_bridged_and_back(False, False,
                                                      self.WITHOUT_EH,
                                                      self.STATEFUL_ICMP)

    def test_1414_ip4_irb_1(self):
        """ IPv4 bridged -> routed, L3 ACL permit+reflect, ICMP reflect"""
        self.run_test_ip46_bridged_to_routed_and_back(False, False,
                                                      self.WITHOUT_EH,
                                                      self.STATEFUL_ICMP)


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