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a65b1a75 | 1 | #!/usr/bin/env python3 |
acddc0ed | 2 | # SPDX-License-Identifier: ISC |
a65b1a75 KK |
3 | # |
4 | # Copyright (c) 2022 by VMware, Inc. ("VMware") | |
5 | # Used Copyright (c) 2018 by Network Device Education Foundation, | |
6 | # Inc. ("NetDEF") in this file. | |
7 | # | |
a65b1a75 KK |
8 | |
9 | """ | |
10 | 1. Verify the BGP Local AS functionality by adding new AS when leaking routes | |
11 | from non-default VRF to non-default with route map by prefix lists. | |
12 | """ | |
13 | ||
14 | import os | |
15 | import sys | |
16 | import time | |
17 | import pytest | |
18 | ||
19 | # Save the Current Working Directory to find configuration files. | |
20 | CWD = os.path.dirname(os.path.realpath(__file__)) | |
21 | sys.path.append(os.path.join(CWD, "../")) | |
22 | sys.path.append(os.path.join(CWD, "../lib/")) | |
23 | ||
24 | # pylint: disable=C0413 | |
25 | # Import topogen and topotest helpers | |
26 | from lib.topogen import Topogen, get_topogen | |
27 | from lib.topotest import version_cmp | |
28 | ||
29 | from lib.common_config import ( | |
30 | start_topology, | |
31 | write_test_header, | |
32 | create_static_routes, | |
33 | write_test_footer, | |
34 | reset_config_on_routers, | |
35 | verify_rib, | |
36 | step, | |
37 | check_address_types, | |
38 | check_router_status, | |
39 | create_static_routes, | |
40 | create_prefix_lists, | |
41 | verify_fib_routes, | |
42 | create_route_maps, | |
43 | ) | |
44 | ||
45 | from lib.topolog import logger | |
46 | from lib.bgp import ( | |
47 | verify_bgp_convergence, | |
48 | verify_bgp_rib, | |
49 | create_router_bgp, | |
50 | ) | |
51 | from lib.topojson import build_config_from_json | |
52 | ||
53 | pytestmark = [pytest.mark.bgpd, pytest.mark.staticd] | |
54 | ||
55 | # Global variables | |
56 | BGP_CONVERGENCE = False | |
57 | ADDR_TYPES = check_address_types() | |
58 | NETWORK = {"ipv4": "10.1.1.0/32", "ipv6": "10:1::1:0/128"} | |
59 | NEXT_HOP_IP = {"ipv4": "Null0", "ipv6": "Null0"} | |
60 | ||
61 | ||
62 | def setup_module(mod): | |
63 | """ | |
64 | Sets up the pytest environment | |
65 | ||
66 | * `mod`: module name | |
67 | """ | |
68 | ||
69 | testsuite_run_time = time.asctime(time.localtime(time.time())) | |
70 | logger.info("Testsuite start time: {}".format(testsuite_run_time)) | |
71 | logger.info("=" * 40) | |
72 | ||
73 | logger.info("Running setup_module to create topology") | |
74 | ||
75 | # This function initiates the topology build with Topogen... | |
76 | json_file = "{}/bgp_local_asn_vrf_topo2.json".format(CWD) | |
77 | tgen = Topogen(json_file, mod.__name__) | |
78 | global topo | |
79 | topo = tgen.json_topo | |
80 | # ... and here it calls Mininet initialization functions. | |
81 | ||
82 | # Starting topology, create tmp files which are loaded to routers | |
83 | # to start daemons and then start routers | |
84 | start_topology(tgen) | |
85 | ||
86 | # Creating configuration from JSON | |
87 | build_config_from_json(tgen, topo) | |
88 | ||
89 | global BGP_CONVERGENCE | |
90 | global ADDR_TYPES | |
91 | ADDR_TYPES = check_address_types() | |
92 | ||
93 | BGP_CONVERGENCE = verify_bgp_convergence(tgen, topo) | |
94 | assert BGP_CONVERGENCE is True, "setup_module : Failed \n Error: {}".format( | |
95 | BGP_CONVERGENCE | |
96 | ) | |
97 | ||
98 | logger.info("Running setup_module() done") | |
99 | ||
100 | ||
101 | def teardown_module(): | |
102 | """Teardown the pytest environment""" | |
103 | ||
104 | logger.info("Running teardown_module to delete topology") | |
105 | ||
106 | tgen = get_topogen() | |
107 | ||
108 | # Stop toplogy and Remove tmp files | |
109 | tgen.stop_topology() | |
110 | ||
111 | logger.info( | |
112 | "Testsuite end time: {}".format(time.asctime(time.localtime(time.time()))) | |
113 | ) | |
114 | logger.info("=" * 40) | |
115 | ||
116 | ||
117 | ################################################################################################ | |
118 | # | |
119 | # Testcases | |
120 | # | |
121 | ############################################################################################### | |
122 | ||
123 | ||
124 | def test_verify_local_asn_ipv4_import_from_non_default_to_non_default_VRF_p0(request): | |
125 | """ | |
126 | Verify the BGP Local AS functionality by adding new AS when leaking routes | |
127 | from non-default VRF to non-default with route map by prefix lists. | |
128 | """ | |
129 | tgen = get_topogen() | |
130 | global BGP_CONVERGENCE | |
131 | if BGP_CONVERGENCE != True: | |
132 | pytest.skip("skipped because of BGP Convergence failure") | |
133 | ||
134 | # test case name | |
135 | tc_name = request.node.name | |
136 | write_test_header(tc_name) | |
137 | if tgen.routers_have_failure(): | |
138 | check_router_status(tgen) | |
139 | reset_config_on_routers(tgen) | |
140 | ||
141 | step("Base config is done as part of JSON") | |
142 | ||
143 | # configure static routes | |
144 | step("Advertise prefix 10.1.1.0/32 from Router-1(AS-100).") | |
145 | step("Advertise an ipv6 prefix 10:1::1:0/128 from Router-1(AS-100).") | |
146 | dut = "r2" | |
147 | for addr_type in ADDR_TYPES: | |
148 | # Enable static routes | |
149 | input_dict_static_route = { | |
150 | "r2": { | |
151 | "static_routes": [ | |
152 | { | |
153 | "network": NETWORK[addr_type], | |
154 | "next_hop": NEXT_HOP_IP[addr_type], | |
155 | "vrf": "RED", | |
156 | } | |
157 | ] | |
158 | } | |
159 | } | |
160 | ||
161 | logger.info("Configure static routes") | |
162 | result = create_static_routes(tgen, input_dict_static_route) | |
163 | assert result is True, "Testcase {} : Failed \n Error: {}".format( | |
164 | tc_name, result | |
165 | ) | |
166 | ||
167 | step("configure redistribute static in Router BGP in R2") | |
168 | input_dict_static_route_redist = { | |
169 | "r2": { | |
170 | "bgp": { | |
171 | "local_as": 200, | |
172 | "vrf": "RED", | |
173 | "address_family": { | |
174 | "ipv4": { | |
175 | "unicast": { | |
176 | "redistribute": [ | |
177 | {"redist_type": "static"}, | |
178 | {"redist_type": "connected"}, | |
179 | ] | |
180 | } | |
181 | }, | |
182 | "ipv6": { | |
183 | "unicast": { | |
184 | "redistribute": [ | |
185 | {"redist_type": "static"}, | |
186 | {"redist_type": "connected"}, | |
187 | ] | |
188 | } | |
189 | }, | |
190 | }, | |
191 | } | |
192 | } | |
193 | } | |
194 | result = create_router_bgp(tgen, topo, input_dict_static_route_redist) | |
195 | assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result) | |
196 | ||
197 | step("Configure import vrf BLUE from vrf RED on R3 under IPv4 Address Family") | |
198 | input_import_vrf_ipv4 = { | |
199 | "r3": { | |
200 | "bgp": [ | |
201 | { | |
202 | "local_as": 300, | |
203 | "vrf": "BLUE", | |
204 | "address_family": { | |
205 | "ipv4": {"unicast": {"import": {"vrf": "RED"}}}, | |
206 | "ipv6": {"unicast": {"import": {"vrf": "RED"}}}, | |
207 | }, | |
208 | } | |
209 | ] | |
210 | } | |
211 | } | |
212 | result = create_router_bgp(tgen, topo, input_import_vrf_ipv4) | |
213 | assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result) | |
214 | ||
215 | step("Verify IPv4 and IPv6 static routes received on R3 VRF BLUE & R4 VRF BLUE") | |
216 | for addr_type in ADDR_TYPES: | |
217 | static_routes_input = { | |
218 | "r2": { | |
219 | "static_routes": [ | |
220 | { | |
221 | "network": NETWORK[addr_type], | |
222 | "next_hop": NEXT_HOP_IP[addr_type], | |
223 | "vrf": "BLUE", | |
224 | } | |
225 | ] | |
226 | } | |
227 | } | |
228 | for dut in ["r3", "r4"]: | |
229 | result = verify_fib_routes(tgen, addr_type, dut, static_routes_input) | |
230 | assert result is True, "Testcase {} : Failed \n Error: {}".format( | |
231 | tc_name, result | |
232 | ) | |
233 | result = verify_bgp_rib(tgen, addr_type, dut, static_routes_input) | |
234 | assert result is True, "Testcase {} : Failed \n Error: {}".format( | |
235 | tc_name, result | |
236 | ) | |
237 | ||
238 | step("Configure local-as at R3 towards R2.") | |
239 | for addr_type in ADDR_TYPES: | |
240 | input_dict_r3_to_r2 = { | |
241 | "r3": { | |
242 | "vrfs": [{"name": "RED", "id": "1"}], | |
243 | "bgp": [ | |
244 | { | |
245 | "local_as": "300", | |
246 | "vrf": "RED", | |
247 | "address_family": { | |
248 | addr_type: { | |
249 | "unicast": { | |
250 | "neighbor": { | |
251 | "r2": { | |
252 | "dest_link": { | |
253 | "r3": {"local_asn": {"local_as": "110"}} | |
254 | } | |
255 | } | |
256 | } | |
257 | } | |
258 | } | |
259 | }, | |
260 | } | |
261 | ], | |
262 | } | |
263 | } | |
264 | result = create_router_bgp(tgen, topo, input_dict_r3_to_r2) | |
265 | assert result is True, "Testcase {} :Failed \n Error: {}".format( | |
266 | tc_name, result | |
267 | ) | |
268 | ||
269 | step("Configure local-as at R3 towards R4.") | |
270 | for addr_type in ADDR_TYPES: | |
271 | input_dict_r3_to_r4 = { | |
272 | "r3": { | |
273 | "vrfs": [{"name": "BLUE", "id": "1"}], | |
274 | "bgp": [ | |
275 | { | |
276 | "local_as": "300", | |
277 | "vrf": "BLUE", | |
278 | "address_family": { | |
279 | addr_type: { | |
280 | "unicast": { | |
281 | "neighbor": { | |
282 | "r4": { | |
283 | "dest_link": { | |
284 | "r3": {"local_asn": {"local_as": "110"}} | |
285 | } | |
286 | } | |
287 | } | |
288 | } | |
289 | } | |
290 | }, | |
291 | } | |
292 | ], | |
293 | } | |
294 | } | |
295 | result = create_router_bgp(tgen, topo, input_dict_r3_to_r4) | |
296 | assert result is True, "Testcase {} :Failed \n Error: {}".format( | |
297 | tc_name, result | |
298 | ) | |
299 | ||
300 | step("Configure remote-as at R2 towards R3.") | |
301 | for addr_type in ADDR_TYPES: | |
302 | input_dict_r2_to_r3 = { | |
303 | "r2": { | |
304 | "vrfs": [{"name": "RED", "id": "1"}], | |
305 | "bgp": [ | |
306 | { | |
307 | "local_as": "200", | |
308 | "vrf": "RED", | |
309 | "address_family": { | |
310 | addr_type: { | |
311 | "unicast": { | |
312 | "neighbor": { | |
313 | "r3": { | |
314 | "dest_link": { | |
315 | "r2": { | |
316 | "local_asn": {"remote_as": "110"} | |
317 | } | |
318 | } | |
319 | } | |
320 | } | |
321 | } | |
322 | } | |
323 | }, | |
324 | } | |
325 | ], | |
326 | } | |
327 | } | |
328 | result = create_router_bgp(tgen, topo, input_dict_r2_to_r3) | |
329 | assert result is True, "Testcase {} :Failed \n Error: {}".format( | |
330 | tc_name, result | |
331 | ) | |
332 | ||
333 | step("Configure remote-as at R4 towards R3.") | |
334 | for addr_type in ADDR_TYPES: | |
335 | input_dict_r4_to_r3 = { | |
336 | "r4": { | |
337 | "vrfs": [{"name": "BLUE", "id": "1"}], | |
338 | "bgp": [ | |
339 | { | |
340 | "local_as": "400", | |
341 | "vrf": "BLUE", | |
342 | "address_family": { | |
343 | addr_type: { | |
344 | "unicast": { | |
345 | "neighbor": { | |
346 | "r3": { | |
347 | "dest_link": { | |
348 | "r4": { | |
349 | "local_asn": {"remote_as": "110"} | |
350 | } | |
351 | } | |
352 | } | |
353 | } | |
354 | } | |
355 | } | |
356 | }, | |
357 | } | |
358 | ], | |
359 | } | |
360 | } | |
361 | result = create_router_bgp(tgen, topo, input_dict_r4_to_r3) | |
362 | assert result is True, "Testcase {} :Failed \n Error: {}".format( | |
363 | tc_name, result | |
364 | ) | |
365 | ||
366 | step("BGP neighborship is verified by following commands in R3 routers") | |
367 | BGP_CONVERGENCE = verify_bgp_convergence(tgen, topo) | |
368 | assert BGP_CONVERGENCE is True, "BGP convergence :Failed \n Error: {}".format( | |
369 | BGP_CONVERGENCE | |
370 | ) | |
371 | ||
372 | step("Verify IPv4 and IPv6 static routes received on R3 VRF BLUE & R4 VRF BLUE") | |
373 | for addr_type in ADDR_TYPES: | |
374 | static_routes_input = { | |
375 | "r2": { | |
376 | "static_routes": [ | |
377 | { | |
378 | "network": NETWORK[addr_type], | |
379 | "next_hop": NEXT_HOP_IP[addr_type], | |
380 | "vrf": "BLUE", | |
381 | } | |
382 | ] | |
383 | } | |
384 | } | |
385 | for dut in ["r3", "r4"]: | |
386 | result = verify_fib_routes(tgen, addr_type, dut, static_routes_input) | |
387 | assert result is True, "Testcase {} : Failed \n Error: {}".format( | |
388 | tc_name, result | |
389 | ) | |
390 | ||
391 | result = verify_bgp_rib(tgen, addr_type, dut, static_routes_input) | |
392 | assert result is True, "Testcase {} : Failed \n Error: {}".format( | |
393 | tc_name, result | |
394 | ) | |
395 | ||
396 | step( | |
397 | "Verify that AS-110 is got added in the AS list 110 200 100 by following " | |
398 | " commands at R3 router." | |
399 | ) | |
400 | dut = "r3" | |
401 | aspath = "110 200" | |
402 | for addr_type in ADDR_TYPES: | |
403 | input_static_r2 = { | |
404 | "r2": {"static_routes": [{"network": NETWORK[addr_type], "vrf": "BLUE"}]} | |
405 | } | |
406 | result = verify_bgp_rib(tgen, addr_type, dut, input_static_r2, aspath=aspath) | |
407 | assert result is True, "Testcase {} : Failed \n Error: {}".format( | |
408 | tc_name, result | |
409 | ) | |
410 | ||
411 | # configure the prefix-list and route-maps. | |
412 | for adt in ADDR_TYPES: | |
413 | # Create Static routes | |
414 | input_dict_rm1 = { | |
415 | "r2": { | |
416 | "static_routes": [ | |
417 | { | |
418 | "network": NETWORK[adt], | |
419 | "no_of_ip": 1, | |
420 | "next_hop": NEXT_HOP_IP[adt], | |
421 | "vrf": "RED", | |
422 | } | |
423 | ] | |
424 | } | |
425 | } | |
426 | ||
427 | result = create_static_routes(tgen, input_dict_rm1) | |
428 | assert result is True, "Testcase {} : Failed \n Error: {}".format( | |
429 | tc_name, result | |
430 | ) | |
431 | ||
432 | # Api call to redistribute static routes | |
433 | input_dict_rm_rd = { | |
434 | "r2": { | |
435 | "bgp": { | |
436 | "local_as": 200, | |
437 | "address_family": { | |
438 | "ipv4": { | |
439 | "unicast": { | |
440 | "redistribute": [ | |
441 | {"redist_type": "static"}, | |
442 | {"redist_type": "connected"}, | |
443 | ] | |
444 | } | |
445 | }, | |
446 | "ipv6": { | |
447 | "unicast": { | |
448 | "redistribute": [ | |
449 | {"redist_type": "static"}, | |
450 | {"redist_type": "connected"}, | |
451 | ] | |
452 | } | |
453 | }, | |
454 | }, | |
455 | } | |
456 | } | |
457 | } | |
458 | ||
459 | result = create_router_bgp(tgen, topo, input_dict_rm_rd) | |
460 | assert result is True, "Testcase {} : Failed \n Error: {}".format( | |
461 | tc_name, result | |
462 | ) | |
463 | ||
464 | input_dict_rm_pl = { | |
465 | "r3": { | |
466 | "prefix_lists": { | |
467 | "ipv4": { | |
468 | "pf_list_1_ipv4": [ | |
469 | { | |
470 | "seqid": 10, | |
471 | "action": "permit", | |
472 | "network": NETWORK["ipv4"], | |
473 | } | |
474 | ] | |
475 | }, | |
476 | "ipv6": { | |
477 | "pf_list_1_ipv6": [ | |
478 | { | |
479 | "seqid": 100, | |
480 | "action": "permit", | |
481 | "network": NETWORK["ipv6"], | |
482 | } | |
483 | ] | |
484 | }, | |
485 | } | |
486 | } | |
487 | } | |
488 | result = create_prefix_lists(tgen, input_dict_rm_pl) | |
489 | assert result is True, "Testcase {} : Failed \n Error: {}".format( | |
490 | tc_name, result | |
491 | ) | |
492 | ||
493 | # Create route map | |
494 | for addr_type in ADDR_TYPES: | |
495 | input_dict_rm_r3 = { | |
496 | "r3": { | |
497 | "route_maps": { | |
498 | "rmap_match_tag_1_{}".format(addr_type): [ | |
499 | { | |
500 | "action": "permit", | |
501 | "match": { | |
502 | addr_type: { | |
503 | "prefix_lists": "pf_list_1_{}".format(addr_type) | |
504 | } | |
505 | }, | |
506 | } | |
507 | ], | |
508 | "rmap_match_tag_2_{}".format(addr_type): [ | |
509 | { | |
510 | "action": "permit", | |
511 | "match": { | |
512 | addr_type: { | |
513 | "prefix_lists": "pf_list_2_{}".format(addr_type) | |
514 | } | |
515 | }, | |
516 | } | |
517 | ], | |
518 | } | |
519 | } | |
520 | } | |
521 | result = create_route_maps(tgen, input_dict_rm_r3) | |
522 | assert result is True, "Testcase {} : Failed \n Error: {}".format( | |
523 | tc_name, result | |
524 | ) | |
525 | ||
526 | # Configure neighbor for route map | |
527 | input_dict_conf_neighbor_rm = { | |
528 | "r3": { | |
529 | "bgp": [ | |
530 | { | |
531 | "local_as": "300", | |
532 | "vrf": "BLUE", | |
533 | "address_family": { | |
534 | "ipv4": { | |
535 | "unicast": { | |
536 | "neighbor": { | |
537 | "r4": { | |
538 | "dest_link": { | |
539 | "r3": { | |
540 | "route_maps": [ | |
541 | { | |
542 | "name": "rmap_match_tag_1_ipv4", | |
543 | "direction": "out", | |
544 | }, | |
545 | { | |
546 | "name": "rmap_match_tag_1_ipv4", | |
547 | "direction": "out", | |
548 | }, | |
549 | ] | |
550 | } | |
551 | } | |
552 | } | |
553 | } | |
554 | } | |
555 | }, | |
556 | "ipv6": { | |
557 | "unicast": { | |
558 | "neighbor": { | |
559 | "r4": { | |
560 | "dest_link": { | |
561 | "r3": { | |
562 | "route_maps": [ | |
563 | { | |
564 | "name": "rmap_match_tag_1_ipv6", | |
565 | "direction": "in", | |
566 | }, | |
567 | { | |
568 | "name": "rmap_match_tag_1_ipv6", | |
569 | "direction": "out", | |
570 | }, | |
571 | ] | |
572 | } | |
573 | } | |
574 | } | |
575 | } | |
576 | } | |
577 | }, | |
578 | }, | |
579 | } | |
580 | ] | |
581 | } | |
582 | } | |
583 | ||
584 | result = create_router_bgp(tgen, topo, input_dict_conf_neighbor_rm) | |
585 | assert result is True, "Testcase {} : Failed \n Error: {}".format( | |
586 | tc_name, result | |
587 | ) | |
588 | ||
589 | for adt in ADDR_TYPES: | |
590 | # Verifying RIB routes | |
591 | dut = "r3" | |
592 | input_dict_r2_rib = { | |
593 | "r2": { | |
594 | "static_routes": [ | |
595 | { | |
596 | "network": [NETWORK[adt]], | |
597 | "no_of_ip": 1, | |
598 | "next_hop": NEXT_HOP_IP[adt], | |
599 | "vrf": "RED", | |
600 | } | |
601 | ] | |
602 | } | |
603 | } | |
604 | result = verify_rib(tgen, adt, dut, input_dict_r2_rib) | |
605 | assert result is True, "Testcase {}: Failed \n Error: {}".format( | |
606 | tc_name, result | |
607 | ) | |
608 | ||
609 | # Verifying RIB routes | |
610 | dut = "r4" | |
611 | input_dict_r2_rib = { | |
612 | "r2": { | |
613 | "static_routes": [ | |
614 | { | |
615 | "network": [NETWORK[adt]], | |
616 | "no_of_ip": 1, | |
617 | "next_hop": NEXT_HOP_IP[adt], | |
618 | "vrf": "BLUE", | |
619 | } | |
620 | ] | |
621 | } | |
622 | } | |
623 | result = verify_rib(tgen, adt, dut, input_dict_r2_rib) | |
624 | assert result is True, "Testcase {}: Failed \n Error: {}".format( | |
625 | tc_name, result | |
626 | ) | |
627 | ||
628 | step("Configure local-as with no-prepend at R3 towards R2.") | |
629 | for addr_type in ADDR_TYPES: | |
630 | input_dict_no_prep_r3_to_r2 = { | |
631 | "r3": { | |
632 | "vrfs": [{"name": "RED", "id": "1"}], | |
633 | "bgp": [ | |
634 | { | |
635 | "local_as": "300", | |
636 | "vrf": "RED", | |
637 | "address_family": { | |
638 | addr_type: { | |
639 | "unicast": { | |
640 | "neighbor": { | |
641 | "r2": { | |
642 | "dest_link": { | |
643 | "r3": { | |
644 | "local_asn": { | |
645 | "local_as": "110", | |
646 | "no_prepend": True, | |
647 | } | |
648 | } | |
649 | } | |
650 | } | |
651 | } | |
652 | } | |
653 | } | |
654 | }, | |
655 | } | |
656 | ], | |
657 | } | |
658 | } | |
659 | result = create_router_bgp(tgen, topo, input_dict_no_prep_r3_to_r2) | |
660 | assert result is True, "Testcase {} :Failed \n Error: {}".format( | |
661 | tc_name, result | |
662 | ) | |
663 | ||
664 | step("Configure local-as with no-prepend at R3 towards R4.") | |
665 | for addr_type in ADDR_TYPES: | |
666 | input_dict_no_prep_r3_to_r4 = { | |
667 | "r3": { | |
668 | "vrfs": [{"name": "BLUE", "id": "1"}], | |
669 | "bgp": [ | |
670 | { | |
671 | "local_as": "300", | |
672 | "vrf": "BLUE", | |
673 | "address_family": { | |
674 | addr_type: { | |
675 | "unicast": { | |
676 | "neighbor": { | |
677 | "r4": { | |
678 | "dest_link": { | |
679 | "r3": { | |
680 | "local_asn": { | |
681 | "local_as": "110", | |
682 | "no_prepend": True, | |
683 | } | |
684 | } | |
685 | } | |
686 | } | |
687 | } | |
688 | } | |
689 | } | |
690 | }, | |
691 | } | |
692 | ], | |
693 | } | |
694 | } | |
695 | result = create_router_bgp(tgen, topo, input_dict_no_prep_r3_to_r4) | |
696 | assert result is True, "Testcase {} :Failed \n Error: {}".format( | |
697 | tc_name, result | |
698 | ) | |
699 | ||
700 | step("BGP neighborship is verified by following commands in R3 routers") | |
701 | BGP_CONVERGENCE = verify_bgp_convergence(tgen, topo) | |
702 | assert BGP_CONVERGENCE is True, "BGP convergence :Failed \n Error: {}".format( | |
703 | BGP_CONVERGENCE | |
704 | ) | |
705 | ||
706 | dut = "r3" | |
707 | aspath = "200" | |
708 | for addr_type in ADDR_TYPES: | |
709 | input_static_r2 = { | |
710 | "r2": {"static_routes": [{"network": NETWORK[addr_type], "vrf": "BLUE"}]} | |
711 | } | |
712 | result = verify_bgp_rib(tgen, addr_type, dut, input_static_r2, aspath=aspath) | |
713 | assert result is True, "Testcase {} : Failed \n Error: {}".format( | |
714 | tc_name, result | |
715 | ) | |
716 | ||
717 | step("Configure local-as with no-prepend and replace-as at R3 towards R2") | |
718 | for addr_type in ADDR_TYPES: | |
719 | input_dict_no_prep_rep_as_r3_to_r2 = { | |
720 | "r3": { | |
721 | "vrfs": [{"name": "RED", "id": "1"}], | |
722 | "bgp": [ | |
723 | { | |
724 | "local_as": "300", | |
725 | "vrf": "RED", | |
726 | "address_family": { | |
727 | addr_type: { | |
728 | "unicast": { | |
729 | "neighbor": { | |
730 | "r2": { | |
731 | "dest_link": { | |
732 | "r3": { | |
733 | "local_asn": { | |
734 | "local_as": "110", | |
735 | "no_prepend": True, | |
736 | "replace_as": True, | |
737 | } | |
738 | } | |
739 | } | |
740 | } | |
741 | } | |
742 | } | |
743 | } | |
744 | }, | |
745 | } | |
746 | ], | |
747 | } | |
748 | } | |
749 | result = create_router_bgp(tgen, topo, input_dict_no_prep_rep_as_r3_to_r2) | |
750 | assert result is True, "Testcase {} :Failed \n Error: {}".format( | |
751 | tc_name, result | |
752 | ) | |
753 | ||
754 | step("Configure local-as with no-prepend and replace-as at R3 towards R4") | |
755 | for addr_type in ADDR_TYPES: | |
756 | input_dict_no_prep_rep_as_r3_to_r4 = { | |
757 | "r3": { | |
758 | "vrfs": [{"name": "BLUE", "id": "1"}], | |
759 | "bgp": [ | |
760 | { | |
761 | "local_as": "300", | |
762 | "vrf": "BLUE", | |
763 | "address_family": { | |
764 | addr_type: { | |
765 | "unicast": { | |
766 | "neighbor": { | |
767 | "r4": { | |
768 | "dest_link": { | |
769 | "r3": { | |
770 | "local_asn": { | |
771 | "local_as": "110", | |
772 | "no_prepend": True, | |
773 | "replace_as": True, | |
774 | } | |
775 | } | |
776 | } | |
777 | } | |
778 | } | |
779 | } | |
780 | } | |
781 | }, | |
782 | } | |
783 | ], | |
784 | } | |
785 | } | |
786 | result = create_router_bgp(tgen, topo, input_dict_no_prep_rep_as_r3_to_r4) | |
787 | assert result is True, "Testcase {} :Failed \n Error: {}".format( | |
788 | tc_name, result | |
789 | ) | |
790 | ||
791 | step("BGP neighborship is verified by following commands in R3 routers") | |
792 | BGP_CONVERGENCE = verify_bgp_convergence(tgen, topo) | |
793 | assert BGP_CONVERGENCE is True, "BGP convergence :Failed \n Error: {}".format( | |
794 | BGP_CONVERGENCE | |
795 | ) | |
796 | ||
797 | dut = "r4" | |
798 | aspath = "110 200" | |
799 | for addr_type in ADDR_TYPES: | |
800 | input_static_r2 = { | |
801 | "r2": {"static_routes": [{"network": NETWORK[addr_type], "vrf": "BLUE"}]} | |
802 | } | |
803 | result = verify_bgp_rib(tgen, addr_type, dut, input_static_r2, aspath=aspath) | |
804 | assert result is True, "Testcase {} : Failed \n Error: {}".format( | |
805 | tc_name, result | |
806 | ) | |
807 | ||
808 | write_test_footer(tc_name) | |
809 | ||
810 | ||
811 | if __name__ == "__main__": | |
812 | args = ["-s"] + sys.argv[1:] | |
813 | sys.exit(pytest.main(args)) |