diff options
Diffstat (limited to 'tests/topotests/ospf6_topo2/test_ospf6_topo2.py')
| -rw-r--r-- | tests/topotests/ospf6_topo2/test_ospf6_topo2.py | 162 |
1 files changed, 151 insertions, 11 deletions
diff --git a/tests/topotests/ospf6_topo2/test_ospf6_topo2.py b/tests/topotests/ospf6_topo2/test_ospf6_topo2.py index 3738a0c33e..acaa3b8a9b 100644 --- a/tests/topotests/ospf6_topo2/test_ospf6_topo2.py +++ b/tests/topotests/ospf6_topo2/test_ospf6_topo2.py @@ -72,14 +72,20 @@ def expect_lsas(router, area, lsas, wait=5, extra_params=""): assert result is None, assertmsg -def expect_ospfv3_routes(router, routes, wait=5, detail=False): +def expect_ospfv3_routes(router, routes, wait=5, type=None, detail=False): "Run command `ipv6 ospf6 route` and expect route with type." tgen = get_topogen() if detail == False: - cmd = "show ipv6 ospf6 route json" + if type == None: + cmd = "show ipv6 ospf6 route json" + else: + cmd = "show ipv6 ospf6 route {} json".format(type) else: - cmd = "show ipv6 ospf6 route detail json" + if type == None: + cmd = "show ipv6 ospf6 route detail json" + else: + cmd = "show ipv6 ospf6 route {} detail json".format(type) logger.info("waiting OSPFv3 router '{}' route".format(router)) test_func = partial( @@ -91,6 +97,21 @@ def expect_ospfv3_routes(router, routes, wait=5, detail=False): assert result is None, assertmsg +def dont_expect_route(router, unexpected_route, type=None): + "Specialized test function to expect route go missing" + tgen = get_topogen() + + if type == None: + cmd = "show ipv6 ospf6 route json" + else: + cmd = "show ipv6 ospf6 route {} json".format(type) + + output = tgen.gears[router].vtysh_cmd(cmd, isjson=True) + if unexpected_route in output["routes"]: + return output["routes"][unexpected_route] + return None + + def build_topo(tgen): "Build function" @@ -338,13 +359,6 @@ def test_nssa_lsa_type7(): return lsa return None - def dont_expect_route(unexpected_route): - "Specialized test function to expect route go missing" - output = tgen.gears["r4"].vtysh_cmd("show ipv6 ospf6 route json", isjson=True) - if unexpected_route in output["routes"]: - return output["routes"][unexpected_route] - return None - logger.info("Expecting LSA type-7 and OSPFv3 route 2001:db8:100::/64 to go away") # Test that LSA doesn't exist. @@ -354,12 +368,138 @@ def test_nssa_lsa_type7(): assert result is None, assertmsg # Test that route doesn't exist. - test_func = partial(dont_expect_route, "2001:db8:100::/64") + test_func = partial(dont_expect_route, "r4", "2001:db8:100::/64") _, result = topotest.run_and_expect(test_func, None, count=130, wait=1) assertmsg = '"{}" route still exists'.format("r4") assert result is None, assertmsg +def test_nssa_no_summary(): + """ + Test the following: + * Type-3 inter-area routes should be removed when the NSSA no-summary option + is configured; + * A type-3 inter-area default route should be originated into the NSSA area + when the no-summary option is configured; + * Once the no-summary option is unconfigured, all previously existing + Type-3 inter-area routes should be re-added, and the inter-area default + route removed. + """ + tgen = get_topogen() + if tgen.routers_have_failure(): + pytest.skip(tgen.errors) + + # + # Configure area 1 as a NSSA totally stub area. + # + config = """ + configure terminal + router ospf6 + area 2 nssa no-summary + """ + tgen.gears["r2"].vtysh_cmd(config) + + logger.info("Expecting inter-area routes to be removed") + for route in ["2001:db8:1::/64", "2001:db8:2::/64"]: + test_func = partial(dont_expect_route, "r4", route, type="inter-area") + _, result = topotest.run_and_expect(test_func, None, count=130, wait=1) + assertmsg = "{}'s {} inter-area route still exists".format("r4", route) + assert result is None, assertmsg + + logger.info("Expecting inter-area default-route to be added") + routes = {"::/0": {}} + expect_ospfv3_routes("r4", routes, wait=30, type="inter-area") + + # + # Configure area 1 as a regular NSSA area. + # + config = """ + configure terminal + router ospf6 + area 2 nssa + """ + tgen.gears["r2"].vtysh_cmd(config) + + logger.info("Expecting inter-area routes to be re-added") + routes = {"2001:db8:1::/64": {}, "2001:db8:2::/64": {}} + expect_ospfv3_routes("r4", routes, wait=30, type="inter-area") + + logger.info("Expecting inter-area default route to be removed") + test_func = partial(dont_expect_route, "r4", "::/0", type="inter-area") + _, result = topotest.run_and_expect(test_func, None, count=130, wait=1) + assertmsg = "{}'s inter-area default route still exists".format("r4") + assert result is None, assertmsg + + +def test_area_filters(): + """ + Test ABR import/export filters. + """ + tgen = get_topogen() + if tgen.routers_have_failure(): + pytest.skip(tgen.errors) + + # + # Configure import/export filters on r2 (ABR for area 1). + # + config = """ + configure terminal + ipv6 access-list ACL_IMPORT seq 5 permit 2001:db8:2::/64 + ipv6 access-list ACL_IMPORT seq 10 deny any + ipv6 access-list ACL_EXPORT seq 10 deny any + router ospf6 + area 1 import-list ACL_IMPORT + area 1 export-list ACL_EXPORT + """ + tgen.gears["r2"].vtysh_cmd(config) + + logger.info("Expecting inter-area routes to be removed on r1") + for route in ["::/0", "2001:db8:3::/64"]: + test_func = partial(dont_expect_route, "r1", route, type="inter-area") + _, result = topotest.run_and_expect(test_func, None, count=130, wait=1) + assertmsg = "{}'s {} inter-area route still exists".format("r1", route) + assert result is None, assertmsg + + logger.info("Expecting inter-area routes to be removed on r3") + for route in ["2001:db8:1::/64"]: + test_func = partial(dont_expect_route, "r3", route, type="inter-area") + _, result = topotest.run_and_expect(test_func, None, count=130, wait=1) + assertmsg = "{}'s {} inter-area route still exists".format("r3", route) + assert result is None, assertmsg + + # + # Update the ACLs used by the import/export filters. + # + config = """ + configure terminal + ipv6 access-list ACL_IMPORT seq 6 permit 2001:db8:3::/64 + ipv6 access-list ACL_EXPORT seq 5 permit 2001:db8:1::/64 + """ + tgen.gears["r2"].vtysh_cmd(config) + + logger.info("Expecting 2001:db8:3::/64 to be re-added on r1") + routes = {"2001:db8:3::/64": {}} + expect_ospfv3_routes("r1", routes, wait=30, type="inter-area") + logger.info("Expecting 2001:db8:1::/64 to be re-added on r3") + routes = {"2001:db8:1::/64": {}} + expect_ospfv3_routes("r3", routes, wait=30, type="inter-area") + + # + # Unconfigure r2's ABR import/export filters. + # + config = """ + configure terminal + router ospf6 + no area 1 import-list ACL_IMPORT + no area 1 export-list ACL_EXPORT + """ + tgen.gears["r2"].vtysh_cmd(config) + + logger.info("Expecting ::/0 to be re-added on r1") + routes = {"::/0": {}} + expect_ospfv3_routes("r1", routes, wait=30, type="inter-area") + + def teardown_module(_mod): "Teardown the pytest environment" tgen = get_topogen() |