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tests: Check if OAD peers can exchange non-transitive extended communities

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Signed-off-by: Donatas Abraitis <donatas@opensourcerouting.org>
(cherry picked from commit de90b70e65)
This commit is contained in:
Donatas Abraitis 2025-01-21 21:25:14 +02:00 committed by Mergify
parent a73b0f88c7
commit fa438172d8
2 changed files with 39 additions and 0 deletions
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6
tests/topotests/bgp_oad/r3/frr.conf
View File

@ -7,12 +7,14 @@ int r3-eth0
! !
router bgp 65003 router bgp 65003
no bgp ebgp-requires-policy no bgp ebgp-requires-policy
no bgp network import-check
neighbor 192.168.2.2 remote-as external neighbor 192.168.2.2 remote-as external
neighbor 192.168.2.2 timers 1 3 neighbor 192.168.2.2 timers 1 3
neighbor 192.168.2.2 timers connect 1 neighbor 192.168.2.2 timers connect 1
neighbor 192.168.2.2 oad neighbor 192.168.2.2 oad
! !
address-family ipv4 unicast address-family ipv4 unicast
network 10.10.10.20/32 route-map static
redistribute connected route-map connected redistribute connected route-map connected
exit-address-family exit-address-family
! !
@ -20,3 +22,7 @@ route-map connected permit 10
set local-preference 123 set local-preference 123
set metric 123 set metric 123
! !
route-map static permit 10
set extcommunity bandwidth 100 non-transitive
exit
!

33
tests/topotests/bgp_oad/test_bgp_oad.py
View File

@ -60,6 +60,7 @@ def test_bgp_dynamic_capability_role():
r2 = tgen.gears["r2"] r2 = tgen.gears["r2"]
r3 = tgen.gears["r3"] r3 = tgen.gears["r3"]
r4 = tgen.gears["r4"] r4 = tgen.gears["r4"]
r5 = tgen.gears["r5"]
def _bgp_converge(): def _bgp_converge():
output = json.loads(r1.vtysh_cmd("show bgp ipv4 unicast 10.10.10.10/32 json")) output = json.loads(r1.vtysh_cmd("show bgp ipv4 unicast 10.10.10.10/32 json"))
@ -125,6 +126,38 @@ def test_bgp_dynamic_capability_role():
_, result = topotest.run_and_expect(test_func, None, count=30, wait=1) _, result = topotest.run_and_expect(test_func, None, count=30, wait=1)
assert result is None, "10.10.10.1/32 should not be advertised to r4 (not OAD peer)" assert result is None, "10.10.10.1/32 should not be advertised to r4 (not OAD peer)"
def _bgp_check_non_transitive_extended_community(
router, arg={"string": "LB:65003:12500000 (100.000 Mbps)"}
):
output = json.loads(
router.vtysh_cmd("show bgp ipv4 unicast 10.10.10.20/32 json")
)
expected = {
"paths": [
{
"extendedCommunity": arg,
}
]
}
return topotest.json_cmp(output, expected)
test_func = functools.partial(
_bgp_check_non_transitive_extended_community,
r4,
)
_, result = topotest.run_and_expect(test_func, None, count=30, wait=1)
assert (
result is None
), "10.10.10.20/32 should be received at r4 with non-transitive extended community"
test_func = functools.partial(
_bgp_check_non_transitive_extended_community, r5, None
)
_, result = topotest.run_and_expect(test_func, None, count=30, wait=1)
assert (
result is None
), "10.10.10.20/32 should NOT be received at r5 with non-transitive extended community"
if __name__ == "__main__": if __name__ == "__main__":
args = ["-s"] + sys.argv[1:] args = ["-s"] + sys.argv[1:]