topotests: bgp_bmp, add peer message test when RD changes

Add a test to control the peer up and down message sent when the route
distinguisher is updated.

Signed-off-by: Philippe Guibert <philippe.guibert@6wind.com>
This commit is contained in:
Philippe Guibert 2024-12-30 10:41:32 +01:00
parent 7da91a8fb9
commit e4bbe12c17
2 changed files with 79 additions and 0 deletions

View File

@ -193,6 +193,7 @@ def bmp_check_for_peer_message(
bmp_log_file, bmp_log_file,
is_rd_instance=False, is_rd_instance=False,
peer_bgp_id=None, peer_bgp_id=None,
peer_distinguisher=None,
): ):
""" """
Check for the presence of a peer up message for the peer Check for the presence of a peer up message for the peer
@ -214,6 +215,8 @@ def bmp_check_for_peer_message(
for m in messages: for m in messages:
if is_rd_instance and m["peer_distinguisher"] == "0:0": if is_rd_instance and m["peer_distinguisher"] == "0:0":
continue continue
if peer_distinguisher and m["peer_distinguisher"] != peer_distinguisher:
continue
if peer_bgp_id and m["peer_bgp_id"] != peer_bgp_id: if peer_bgp_id and m["peer_bgp_id"] != peer_bgp_id:
continue continue
if ( if (

View File

@ -339,6 +339,82 @@ def test_bgp_routerid_changed():
), "Checking the BMP peer up LOC-RIB message with router-id set to 192.168.1.77 failed !." ), "Checking the BMP peer up LOC-RIB message with router-id set to 192.168.1.77 failed !."
def test_reconfigure_route_distinguisher_vrf1():
"""
Checking for BMP peers down messages
"""
tgen = get_topogen()
bmp_update_seq(
tgen.gears["bmp1vrf"], os.path.join(tgen.logdir, "bmp1vrf", "bmp.log")
)
peers = ["0.0.0.0"]
tgen.gears["r1vrf"].vtysh_cmd(
"""
configure terminal
router bgp 65501 vrf vrf1
address-family ipv4 unicast
rd vpn export 666:22
exit-address-family
address-family ipv6 unicast
rd vpn export 666:22
"""
)
logger.info(
"checking for BMP peer down LOC-RIB message with route-distinguisher set to 444:1"
)
test_func = partial(
bmp_check_for_peer_message,
peers,
"peer down",
tgen.gears["bmp1vrf"],
os.path.join(tgen.logdir, "bmp1vrf", "bmp.log"),
is_rd_instance=True,
peer_distinguisher="444:1",
)
success, _ = topotest.run_and_expect(test_func, True, count=30, wait=1)
assert (
success
), "Checking the BMP peer down LOC-RIB message with route-distinguisher set to 444:1 failed !."
logger.info(
"checking for BMP peer up LOC-RIB messages with route-distinguisher set to 666:22"
)
test_func = partial(
bmp_check_for_peer_message,
peers,
"peer up",
tgen.gears["bmp1vrf"],
os.path.join(tgen.logdir, "bmp1vrf", "bmp.log"),
is_rd_instance=True,
peer_bgp_id="192.168.1.77",
peer_distinguisher="666:22",
)
success, _ = topotest.run_and_expect(test_func, True, count=30, wait=1)
assert (
success
), "Checking the BMP peer up LOC-RIB message with route-distinguisher set to 666:22 failed !."
logger.info(
"checking for BMP peer up messages with route-distinguisher set to 666:22"
)
peers = ["192.168.0.2", "192:168::2"]
test_func = partial(
bmp_check_for_peer_message,
peers,
"peer up",
tgen.gears["bmp1vrf"],
os.path.join(tgen.logdir, "bmp1vrf", "bmp.log"),
is_rd_instance=True,
peer_distinguisher="666:22",
)
success, _ = topotest.run_and_expect(test_func, True, count=30, wait=1)
assert (
success
), "Checking the BMP peer up messages with route-distinguisher set to 666:22 failed !."
if __name__ == "__main__": if __name__ == "__main__":
args = ["-s"] + sys.argv[1:] args = ["-s"] + sys.argv[1:]
sys.exit(pytest.main(args)) sys.exit(pytest.main(args))