From 2f8e36500859c944f8c150fcf99d4df52ddce9a9 Mon Sep 17 00:00:00 2001 From: Donatas Abraitis Date: Tue, 12 Jan 2021 16:12:17 +0200 Subject: [PATCH] tests: Check if peer-group is working in topotests Signed-off-by: Donatas Abraitis --- tests/topotests/bgp_peer-group/__init__.py | 0 tests/topotests/bgp_peer-group/r1/bgpd.conf | 8 ++ tests/topotests/bgp_peer-group/r1/zebra.conf | 6 ++ tests/topotests/bgp_peer-group/r2/bgpd.conf | 7 ++ tests/topotests/bgp_peer-group/r2/zebra.conf | 6 ++ tests/topotests/bgp_peer-group/r3/bgpd.conf | 7 ++ tests/topotests/bgp_peer-group/r3/zebra.conf | 6 ++ .../bgp_peer-group/test_bgp_peer-group.py | 99 +++++++++++++++++++ 8 files changed, 139 insertions(+) create mode 100644 tests/topotests/bgp_peer-group/__init__.py create mode 100644 tests/topotests/bgp_peer-group/r1/bgpd.conf create mode 100644 tests/topotests/bgp_peer-group/r1/zebra.conf create mode 100644 tests/topotests/bgp_peer-group/r2/bgpd.conf create mode 100644 tests/topotests/bgp_peer-group/r2/zebra.conf create mode 100644 tests/topotests/bgp_peer-group/r3/bgpd.conf create mode 100644 tests/topotests/bgp_peer-group/r3/zebra.conf create mode 100644 tests/topotests/bgp_peer-group/test_bgp_peer-group.py diff --git a/tests/topotests/bgp_peer-group/__init__.py b/tests/topotests/bgp_peer-group/__init__.py new file mode 100644 index 0000000000..e69de29bb2 diff --git a/tests/topotests/bgp_peer-group/r1/bgpd.conf b/tests/topotests/bgp_peer-group/r1/bgpd.conf new file mode 100644 index 0000000000..19b490a359 --- /dev/null +++ b/tests/topotests/bgp_peer-group/r1/bgpd.conf @@ -0,0 +1,8 @@ +! +router bgp 65001 + neighbor PG peer-group + neighbor PG remote-as external + neighbor PG timers 3 10 + neighbor 192.168.255.3 peer-group PG + neighbor r1-eth0 interface peer-group PG +! diff --git a/tests/topotests/bgp_peer-group/r1/zebra.conf b/tests/topotests/bgp_peer-group/r1/zebra.conf new file mode 100644 index 0000000000..e2c399e536 --- /dev/null +++ b/tests/topotests/bgp_peer-group/r1/zebra.conf @@ -0,0 +1,6 @@ +! +interface r1-eth0 + ip address 192.168.255.1/24 +! +ip forwarding +! diff --git a/tests/topotests/bgp_peer-group/r2/bgpd.conf b/tests/topotests/bgp_peer-group/r2/bgpd.conf new file mode 100644 index 0000000000..0880ee9fae --- /dev/null +++ b/tests/topotests/bgp_peer-group/r2/bgpd.conf @@ -0,0 +1,7 @@ +! +router bgp 65002 + neighbor PG peer-group + neighbor PG remote-as external + neighbor PG timers 3 10 + neighbor r2-eth0 interface peer-group PG +! diff --git a/tests/topotests/bgp_peer-group/r2/zebra.conf b/tests/topotests/bgp_peer-group/r2/zebra.conf new file mode 100644 index 0000000000..606c17bec9 --- /dev/null +++ b/tests/topotests/bgp_peer-group/r2/zebra.conf @@ -0,0 +1,6 @@ +! +interface r2-eth0 + ip address 192.168.255.2/24 +! +ip forwarding +! diff --git a/tests/topotests/bgp_peer-group/r3/bgpd.conf b/tests/topotests/bgp_peer-group/r3/bgpd.conf new file mode 100644 index 0000000000..eb2fca15fb --- /dev/null +++ b/tests/topotests/bgp_peer-group/r3/bgpd.conf @@ -0,0 +1,7 @@ +! +router bgp 65003 + neighbor PG peer-group + neighbor PG remote-as external + neighbor PG timers 3 10 + neighbor 192.168.255.1 peer-group PG +! diff --git a/tests/topotests/bgp_peer-group/r3/zebra.conf b/tests/topotests/bgp_peer-group/r3/zebra.conf new file mode 100644 index 0000000000..e9fdfb70c5 --- /dev/null +++ b/tests/topotests/bgp_peer-group/r3/zebra.conf @@ -0,0 +1,6 @@ +! +interface r3-eth0 + ip address 192.168.255.3/24 +! +ip forwarding +! diff --git a/tests/topotests/bgp_peer-group/test_bgp_peer-group.py b/tests/topotests/bgp_peer-group/test_bgp_peer-group.py new file mode 100644 index 0000000000..7c7a8b87ed --- /dev/null +++ b/tests/topotests/bgp_peer-group/test_bgp_peer-group.py @@ -0,0 +1,99 @@ +#!/usr/bin/env python + +# +# Copyright (c) 2021 by +# Donatas Abraitis +# +# Permission to use, copy, modify, and/or distribute this software +# for any purpose with or without fee is hereby granted, provided +# that the above copyright notice and this permission notice appear +# in all copies. +# +# THE SOFTWARE IS PROVIDED "AS IS" AND NETDEF DISCLAIMS ALL WARRANTIES +# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF +# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL NETDEF BE LIABLE FOR +# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY +# DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, +# WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS +# ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE +# OF THIS SOFTWARE. +# + +""" +Test if peer-group works for numbered and unnumbered configurations. +""" + +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 +from lib.topolog import logger +from mininet.topo import Topo + + +class TemplateTopo(Topo): + def build(self, *_args, **_opts): + tgen = get_topogen(self) + + for routern in range(1, 4): + tgen.add_router("r{}".format(routern)) + + switch = tgen.add_switch("s1") + switch.add_link(tgen.gears["r1"]) + switch.add_link(tgen.gears["r2"]) + switch.add_link(tgen.gears["r3"]) + + +def setup_module(mod): + tgen = Topogen(TemplateTopo, 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_peer_group(): + tgen = get_topogen() + + if tgen.routers_have_failure(): + pytest.skip(tgen.errors) + + def _bgp_peer_group_configured(): + output = json.loads(tgen.gears["r1"].vtysh_cmd("show ip bgp neighbor json")) + expected = { + "r1-eth0": {"peerGroup": "PG", "bgpState": "Established"}, + "192.168.255.3": {"peerGroup": "PG", "bgpState": "Established"}, + } + return topotest.json_cmp(output, expected) + + test_func = functools.partial(_bgp_peer_group_configured) + success, result = topotest.run_and_expect(test_func, None, count=60, wait=0.5) + + assert result is None, 'Failed bgp convergence in "{}"'.format(tgen.gears["r1"]) + + +if __name__ == "__main__": + args = ["-s"] + sys.argv[1:] + sys.exit(pytest.main(args))