1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
|
#!/usr/bin/env python
# SPDX-License-Identifier: ISC
# Copyright (c) 2024 by
# Donatas Abraitis <donatas@opensourcerouting.org>
#
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, get_topogen
pytestmark = [pytest.mark.bgpd]
def setup_module(mod):
topodef = {"s1": ("r1", "r2", "r3")}
tgen = Topogen(topodef, mod.__name__)
tgen.start_topology()
router_list = tgen.routers()
for _, (rname, router) in enumerate(router_list.items(), 1):
router.load_frr_config(os.path.join(CWD, "{}/frr.conf".format(rname)))
tgen.start_router()
def teardown_module(mod):
tgen = get_topogen()
tgen.stop_topology()
def test_bgp_self_prefix():
tgen = get_topogen()
if tgen.routers_have_failure():
pytest.skip(tgen.errors)
r1 = tgen.gears["r1"]
r3 = tgen.gears["r3"]
def _bgp_converge():
output = json.loads(r1.vtysh_cmd("show bgp ipv4 unicast json"))
expected = {
"routes": {
"10.0.0.2/32": [
{
"valid": True,
"path": "",
"nexthops": [
{"ip": "10.0.0.2", "hostname": "r2", "afi": "ipv4"}
],
}
],
"10.0.0.3/32": [
{
"valid": True,
"path": "65003",
"nexthops": [
{"ip": "10.0.0.3", "hostname": "r3", "afi": "ipv4"}
],
}
],
}
}
return topotest.json_cmp(output, expected)
test_func = functools.partial(
_bgp_converge,
)
_, result = topotest.run_and_expect(test_func, None, count=30, wait=1)
assert result is None, "Can't converge"
def _bgp_check_received_routes():
output = json.loads(r3.vtysh_cmd("show bgp ipv4 unicast json"))
expected = {
"routes": {
"10.0.0.2/32": [
{
"valid": True,
"bestpath": True,
"nexthops": [
{"ip": "10.0.0.1", "hostname": "r1", "afi": "ipv4"}
],
}
],
}
}
return topotest.json_cmp(output, expected)
test_func = functools.partial(
_bgp_check_received_routes,
)
_, result = topotest.run_and_expect(test_func, None, count=30, wait=1)
assert result is None, "Can't see 10.0.0.2/32"
if __name__ == "__main__":
args = ["-s"] + sys.argv[1:]
sys.exit(pytest.main(args))
|
