diff options
Diffstat (limited to 'tests')
16 files changed, 278 insertions, 0 deletions
diff --git a/tests/topotests/bgp_addpath_best_selected/__init__.py b/tests/topotests/bgp_addpath_best_selected/__init__.py new file mode 100644 index 0000000000..e69de29bb2 --- /dev/null +++ b/tests/topotests/bgp_addpath_best_selected/__init__.py diff --git a/tests/topotests/bgp_addpath_best_selected/r1/bgpd.conf b/tests/topotests/bgp_addpath_best_selected/r1/bgpd.conf new file mode 100644 index 0000000000..ba10f7bcc0 --- /dev/null +++ b/tests/topotests/bgp_addpath_best_selected/r1/bgpd.conf @@ -0,0 +1,7 @@ +! +router bgp 65001 + timers bgp 3 10 + no bgp ebgp-requires-policy + neighbor 192.168.1.2 remote-as external + neighbor 192.168.1.2 timers connect 5 +! diff --git a/tests/topotests/bgp_addpath_best_selected/r1/zebra.conf b/tests/topotests/bgp_addpath_best_selected/r1/zebra.conf new file mode 100644 index 0000000000..b29940f46a --- /dev/null +++ b/tests/topotests/bgp_addpath_best_selected/r1/zebra.conf @@ -0,0 +1,4 @@ +! +int r1-eth0 + ip address 192.168.1.1/24 +! diff --git a/tests/topotests/bgp_addpath_best_selected/r2/bgpd.conf b/tests/topotests/bgp_addpath_best_selected/r2/bgpd.conf new file mode 100644 index 0000000000..0c13824323 --- /dev/null +++ b/tests/topotests/bgp_addpath_best_selected/r2/bgpd.conf @@ -0,0 +1,28 @@ +router bgp 65002 + timers bgp 3 10 + no bgp ebgp-requires-policy + neighbor 192.168.1.1 remote-as external + neighbor 192.168.1.1 remote-as external + neighbor 192.168.7.7 remote-as external + neighbor 192.168.7.7 timers connect 5 + neighbor 192.168.2.3 remote-as external + neighbor 192.168.2.3 timers connect 5 + neighbor 192.168.2.3 weight 3 + neighbor 192.168.2.4 remote-as external + neighbor 192.168.2.4 timers connect 5 + neighbor 192.168.2.4 weight 4 + neighbor 192.168.2.5 remote-as external + neighbor 192.168.2.5 timers connect 5 + neighbor 192.168.2.5 weight 5 + neighbor 192.168.2.6 remote-as external + neighbor 192.168.2.6 timers connect 5 + neighbor 192.168.2.6 weight 6 + address-family ipv4 unicast + neighbor 192.168.1.1 addpath-tx-best-selected 1 + neighbor 192.168.1.1 prefix-list announce out + neighbor 192.168.7.7 addpath-tx-best-selected 2 + neighbor 192.168.7.7 prefix-list announce out + exit-address-family +! +ip prefix-list announce seq 5 permit 172.16.16.254/32 +! diff --git a/tests/topotests/bgp_addpath_best_selected/r2/zebra.conf b/tests/topotests/bgp_addpath_best_selected/r2/zebra.conf new file mode 100644 index 0000000000..90587d25d4 --- /dev/null +++ b/tests/topotests/bgp_addpath_best_selected/r2/zebra.conf @@ -0,0 +1,10 @@ +! +int r2-eth0 + ip address 192.168.1.2/24 +! +int r2-eth1 + ip address 192.168.2.2/24 +! +int r2-eth2 + ip address 192.168.7.2/24 +! diff --git a/tests/topotests/bgp_addpath_best_selected/r3/bgpd.conf b/tests/topotests/bgp_addpath_best_selected/r3/bgpd.conf new file mode 100644 index 0000000000..98eb2e1711 --- /dev/null +++ b/tests/topotests/bgp_addpath_best_selected/r3/bgpd.conf @@ -0,0 +1,9 @@ +router bgp 65003 + timers bgp 3 10 + no bgp ebgp-requires-policy + neighbor 192.168.2.2 remote-as external + neighbor 192.168.2.2 timers connect 5 + address-family ipv4 unicast + redistribute connected + exit-address-family +! diff --git a/tests/topotests/bgp_addpath_best_selected/r3/zebra.conf b/tests/topotests/bgp_addpath_best_selected/r3/zebra.conf new file mode 100644 index 0000000000..417a4844a5 --- /dev/null +++ b/tests/topotests/bgp_addpath_best_selected/r3/zebra.conf @@ -0,0 +1,7 @@ +! +int lo + ip address 172.16.16.254/32 +! +int r3-eth0 + ip address 192.168.2.3/24 +! diff --git a/tests/topotests/bgp_addpath_best_selected/r4/bgpd.conf b/tests/topotests/bgp_addpath_best_selected/r4/bgpd.conf new file mode 100644 index 0000000000..68245c4a21 --- /dev/null +++ b/tests/topotests/bgp_addpath_best_selected/r4/bgpd.conf @@ -0,0 +1,9 @@ +router bgp 65004 + timers bgp 3 10 + no bgp ebgp-requires-policy + neighbor 192.168.2.2 remote-as external + neighbor 192.168.2.2 timers connect 5 + address-family ipv4 unicast + redistribute connected + exit-address-family +! diff --git a/tests/topotests/bgp_addpath_best_selected/r4/zebra.conf b/tests/topotests/bgp_addpath_best_selected/r4/zebra.conf new file mode 100644 index 0000000000..241e38693c --- /dev/null +++ b/tests/topotests/bgp_addpath_best_selected/r4/zebra.conf @@ -0,0 +1,7 @@ +! +int lo + ip address 172.16.16.254/32 +! +int r4-eth0 + ip address 192.168.2.4/24 +! diff --git a/tests/topotests/bgp_addpath_best_selected/r5/bgpd.conf b/tests/topotests/bgp_addpath_best_selected/r5/bgpd.conf new file mode 100644 index 0000000000..0396cc07b4 --- /dev/null +++ b/tests/topotests/bgp_addpath_best_selected/r5/bgpd.conf @@ -0,0 +1,9 @@ +router bgp 65005 + timers 3 10 + no bgp ebgp-requires-policy + neighbor 192.168.2.2 remote-as external + neighbor 192.168.2.2 timers connect 5 + address-family ipv4 unicast + redistribute connected + exit-address-family +! diff --git a/tests/topotests/bgp_addpath_best_selected/r5/zebra.conf b/tests/topotests/bgp_addpath_best_selected/r5/zebra.conf new file mode 100644 index 0000000000..203d229f27 --- /dev/null +++ b/tests/topotests/bgp_addpath_best_selected/r5/zebra.conf @@ -0,0 +1,7 @@ +! +int lo + ip address 172.16.16.254/32 +! +int r5-eth0 + ip address 192.168.2.5/24 +! diff --git a/tests/topotests/bgp_addpath_best_selected/r6/bgpd.conf b/tests/topotests/bgp_addpath_best_selected/r6/bgpd.conf new file mode 100644 index 0000000000..d9e77b66d6 --- /dev/null +++ b/tests/topotests/bgp_addpath_best_selected/r6/bgpd.conf @@ -0,0 +1,9 @@ +router bgp 65006 + timers 3 10 + no bgp ebgp-requires-policy + neighbor 192.168.2.2 remote-as external + neighbor 192.168.2.2 timers connect 5 + address-family ipv4 unicast + redistribute connected + exit-address-family +! diff --git a/tests/topotests/bgp_addpath_best_selected/r6/zebra.conf b/tests/topotests/bgp_addpath_best_selected/r6/zebra.conf new file mode 100644 index 0000000000..894dd30579 --- /dev/null +++ b/tests/topotests/bgp_addpath_best_selected/r6/zebra.conf @@ -0,0 +1,7 @@ +! +int lo + ip address 172.16.16.254/32 +! +int r6-eth0 + ip address 192.168.2.6/24 +! diff --git a/tests/topotests/bgp_addpath_best_selected/r7/bgpd.conf b/tests/topotests/bgp_addpath_best_selected/r7/bgpd.conf new file mode 100644 index 0000000000..090846a458 --- /dev/null +++ b/tests/topotests/bgp_addpath_best_selected/r7/bgpd.conf @@ -0,0 +1,7 @@ +! +router bgp 65007 + timers bgp 3 10 + no bgp ebgp-requires-policy + neighbor 192.168.7.2 remote-as external + neighbor 192.168.7.2 timers connect 5 +! diff --git a/tests/topotests/bgp_addpath_best_selected/r7/zebra.conf b/tests/topotests/bgp_addpath_best_selected/r7/zebra.conf new file mode 100644 index 0000000000..55c70bab8b --- /dev/null +++ b/tests/topotests/bgp_addpath_best_selected/r7/zebra.conf @@ -0,0 +1,4 @@ +! +int r7-eth0 + ip address 192.168.7.7/24 +! diff --git a/tests/topotests/bgp_addpath_best_selected/test_bgp_addpath_best_selected.py b/tests/topotests/bgp_addpath_best_selected/test_bgp_addpath_best_selected.py new file mode 100644 index 0000000000..dfd538f1c6 --- /dev/null +++ b/tests/topotests/bgp_addpath_best_selected/test_bgp_addpath_best_selected.py @@ -0,0 +1,154 @@ +#!/usr/bin/env python +# SPDX-License-Identifier: ISC + +# Copyright (c) 2023 by +# Donatas Abraitis <donatas@opensourcerouting.org> +# + +""" +Test if Add-Path best selected paths are announced per neighbor. +""" + +import os +import sys +import json +import pytest +import functools + +CWD = os.path.dirname(os.path.realpath(__file__)) +sys.path.append(os.path.join(CWD, "../")) + +# pylint: disable=C0413 +from lib import topotest +from lib.topogen import Topogen, TopoRouter, get_topogen + +pytestmark = [pytest.mark.bgpd] + + +def build_topo(tgen): + for routern in range(1, 8): + tgen.add_router("r{}".format(routern)) + + switch = tgen.add_switch("s1") + switch.add_link(tgen.gears["r1"]) + switch.add_link(tgen.gears["r2"]) + + switch = tgen.add_switch("s2") + switch.add_link(tgen.gears["r2"]) + switch.add_link(tgen.gears["r3"]) + switch.add_link(tgen.gears["r4"]) + switch.add_link(tgen.gears["r5"]) + switch.add_link(tgen.gears["r6"]) + + switch = tgen.add_switch("s3") + switch.add_link(tgen.gears["r7"]) + switch.add_link(tgen.gears["r2"]) + + +def setup_module(mod): + tgen = Topogen(build_topo, mod.__name__) + tgen.start_topology() + + router_list = tgen.routers() + + for i, (rname, router) in enumerate(router_list.items(), 1): + router.load_config( + TopoRouter.RD_ZEBRA, os.path.join(CWD, "{}/zebra.conf".format(rname)) + ) + router.load_config( + TopoRouter.RD_BGP, os.path.join(CWD, "{}/bgpd.conf".format(rname)) + ) + + tgen.start_router() + + +def teardown_module(mod): + tgen = get_topogen() + tgen.stop_topology() + + +def test_bgp_addpath_best_selected(): + tgen = get_topogen() + + if tgen.routers_have_failure(): + pytest.skip(tgen.errors) + + r2 = tgen.gears["r2"] + + def check_bgp_advertised_routes_to_r1(): + output = json.loads( + r2.vtysh_cmd( + "show bgp ipv4 neighbors 192.168.1.1 advertised-routes detail json" + ) + ) + expected = { + "advertisedRoutes": { + "172.16.16.254/32": { + "paths": [ + { + "aspath": { + "string": "65005", + } + }, + { + "aspath": { + "string": "65006", + } + }, + ] + } + }, + "totalPrefixCounter": 2, + } + + return topotest.json_cmp(output, expected) + + test_func = functools.partial(check_bgp_advertised_routes_to_r1) + success, result = topotest.run_and_expect(test_func, None, count=30, wait=1) + assert ( + result is None + ), "Received more/less Add-Path best paths, but should be only 1+1 (real best path)" + + def check_bgp_advertised_routes_to_r7(): + output = json.loads( + r2.vtysh_cmd( + "show bgp ipv4 neighbors 192.168.7.7 advertised-routes detail json" + ) + ) + expected = { + "advertisedRoutes": { + "172.16.16.254/32": { + "paths": [ + { + "aspath": { + "string": "65004", + } + }, + { + "aspath": { + "string": "65005", + } + }, + { + "aspath": { + "string": "65006", + } + }, + ] + } + }, + "totalPrefixCounter": 3, + } + + return topotest.json_cmp(output, expected) + + test_func = functools.partial(check_bgp_advertised_routes_to_r7) + success, result = topotest.run_and_expect(test_func, None, count=30, wait=1) + assert ( + result is None + ), "Received more/less Add-Path best paths, but should be only 2+1 (real best path)" + + +if __name__ == "__main__": + args = ["-s"] + sys.argv[1:] + sys.exit(pytest.main(args)) |