diff options
| -rw-r--r-- | tests/topotests/bgp_vpnv4_gre/__init__.py | 0 | ||||
| -rw-r--r-- | tests/topotests/bgp_vpnv4_gre/r1/bgpd.conf | 26 | ||||
| -rw-r--r-- | tests/topotests/bgp_vpnv4_gre/r1/ipv4_routes.json | 50 | ||||
| -rw-r--r-- | tests/topotests/bgp_vpnv4_gre/r1/zebra.conf | 14 | ||||
| -rw-r--r-- | tests/topotests/bgp_vpnv4_gre/r2/bgp_ipv4_routes.json | 38 | ||||
| -rw-r--r-- | tests/topotests/bgp_vpnv4_gre/r2/bgpd.conf | 22 | ||||
| -rw-r--r-- | tests/topotests/bgp_vpnv4_gre/r2/zebra.conf | 14 | ||||
| -rw-r--r-- | tests/topotests/bgp_vpnv4_gre/test_bgp_vpnv4_gre.py | 191 |
8 files changed, 355 insertions, 0 deletions
diff --git a/tests/topotests/bgp_vpnv4_gre/__init__.py b/tests/topotests/bgp_vpnv4_gre/__init__.py new file mode 100644 index 0000000000..e69de29bb2 --- /dev/null +++ b/tests/topotests/bgp_vpnv4_gre/__init__.py diff --git a/tests/topotests/bgp_vpnv4_gre/r1/bgpd.conf b/tests/topotests/bgp_vpnv4_gre/r1/bgpd.conf new file mode 100644 index 0000000000..0e2d3a8248 --- /dev/null +++ b/tests/topotests/bgp_vpnv4_gre/r1/bgpd.conf @@ -0,0 +1,26 @@ +router bgp 65500 + bgp router-id 192.0.2.1 + neighbor 192.0.2.2 remote-as 65500 + neighbor 192.0.2.2 update-source 192.0.2.1 + address-family ipv4 unicast + no neighbor 192.0.2.2 activate + exit-address-family + address-family ipv4 vpn + neighbor 192.0.2.2 activate + neighbor 192.0.2.2 route-map rmap in + exit-address-family +! +router bgp 65500 vrf vrf1 + bgp router-id 192.0.2.1 + address-family ipv4 unicast + redistribute connected + label vpn export 101 + rd vpn export 444:1 + rt vpn both 52:100 + export vpn + import vpn + exit-address-family +! +route-map rmap permit 1 + set l3vpn next-hop encapsulation gre +! diff --git a/tests/topotests/bgp_vpnv4_gre/r1/ipv4_routes.json b/tests/topotests/bgp_vpnv4_gre/r1/ipv4_routes.json new file mode 100644 index 0000000000..5f2732aab0 --- /dev/null +++ b/tests/topotests/bgp_vpnv4_gre/r1/ipv4_routes.json @@ -0,0 +1,50 @@ +{ + "10.200.0.0/24": [ + { + "prefix": "10.200.0.0/24", + "prefixLen": 24, + "protocol": "bgp", + "vrfName": "vrf1", + "selected": true, + "destSelected": true, + "distance": 20, + "metric": 0, + "nexthops": [ + { + "flags": 3, + "fib": true, + "ip": "192.168.0.2", + "afi": "ipv4", + "interfaceName": "r1-gre0", + "vrf": "default", + "active": true, + "labels":[ + 102 + ] + } + ] + } + ], + "10.201.0.0/24": [ + { + "prefix": "10.201.0.0/24", + "prefixLen": 24, + "protocol": "connected", + "vrfName": "vrf1", + "selected": true, + "destSelected": true, + "distance": 0, + "metric": 0, + "installed": true, + "nexthops":[ + { + "flags": 3, + "fib": true, + "directlyConnected": true, + "interfaceName": "r1-eth1", + "active": true + } + ] + } + ] +} diff --git a/tests/topotests/bgp_vpnv4_gre/r1/zebra.conf b/tests/topotests/bgp_vpnv4_gre/r1/zebra.conf new file mode 100644 index 0000000000..11780a874c --- /dev/null +++ b/tests/topotests/bgp_vpnv4_gre/r1/zebra.conf @@ -0,0 +1,14 @@ +log stdout +ip route 192.0.2.2/32 192.168.0.2 +interface lo + ip address 192.0.2.1/32 +! +interface r1-gre0 + ip address 192.168.0.1/24 +! +interface r1-eth1 vrf vrf1 + ip address 10.201.0.1/24 +! +interface r1-eth0 + ip address 10.125.0.1/24 +! diff --git a/tests/topotests/bgp_vpnv4_gre/r2/bgp_ipv4_routes.json b/tests/topotests/bgp_vpnv4_gre/r2/bgp_ipv4_routes.json new file mode 100644 index 0000000000..3d180eff48 --- /dev/null +++ b/tests/topotests/bgp_vpnv4_gre/r2/bgp_ipv4_routes.json @@ -0,0 +1,38 @@ +{ + "vrfName": "vrf1", + "localAS": 65500, + "routes": + { + "10.201.0.0/24": [ + { + "prefix": "10.201.0.0", + "prefixLen": 24, + "network": "10.201.0.0\/24", + "nhVrfName": "default", + "nexthops": [ + { + "ip": "192.0.2.1", + "afi": "ipv4", + "used": true + } + ] + } + ], + "10.200.0.0/24": [ + { + "valid": true, + "bestpath": true, + "prefix": "10.200.0.0", + "prefixLen": 24, + "network": "10.200.0.0\/24", + "nexthops": [ + { + "ip": "::", + "afi": "ipv6", + "used": true + } + ] + } + ] + } +} diff --git a/tests/topotests/bgp_vpnv4_gre/r2/bgpd.conf b/tests/topotests/bgp_vpnv4_gre/r2/bgpd.conf new file mode 100644 index 0000000000..bf05866da4 --- /dev/null +++ b/tests/topotests/bgp_vpnv4_gre/r2/bgpd.conf @@ -0,0 +1,22 @@ +router bgp 65500 + bgp router-id 192.0.2.2 + neighbor 192.0.2.1 remote-as 65500 + neighbor 192.0.2.1 update-source 192.0.2.2 + address-family ipv4 unicast + no neighbor 192.0.2.1 activate + exit-address-family + address-family ipv4 vpn + neighbor 192.0.2.1 activate + exit-address-family +! +router bgp 65500 vrf vrf1 + bgp router-id 192.0.2.2 + address-family ipv4 unicast + redistribute connected + label vpn export 102 + rd vpn export 444:2 + rt vpn both 52:100 + export vpn + import vpn + exit-address-family +! diff --git a/tests/topotests/bgp_vpnv4_gre/r2/zebra.conf b/tests/topotests/bgp_vpnv4_gre/r2/zebra.conf new file mode 100644 index 0000000000..de88a4b64e --- /dev/null +++ b/tests/topotests/bgp_vpnv4_gre/r2/zebra.conf @@ -0,0 +1,14 @@ +log stdout +ip route 192.0.2.1/32 192.168.0.1 +interface lo + ip address 192.0.2.2/32 +! +interface r2-gre0 + ip address 192.168.0.2/24 +! +interface r2-eth1 vrf vrf1 + ip address 10.200.0.2/24 +! +interface r2-eth0 + ip address 10.125.0.2/24 +! diff --git a/tests/topotests/bgp_vpnv4_gre/test_bgp_vpnv4_gre.py b/tests/topotests/bgp_vpnv4_gre/test_bgp_vpnv4_gre.py new file mode 100644 index 0000000000..f562f44179 --- /dev/null +++ b/tests/topotests/bgp_vpnv4_gre/test_bgp_vpnv4_gre.py @@ -0,0 +1,191 @@ +#!/usr/bin/env python + +# +# test_bgp_vpnv4_gre.py +# Part of NetDEF Topology Tests +# +# Copyright (c) 2021 by 6WIND +# +# 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_bgp_vpnv4_gre.py: Test the FRR BGP daemon with BGP IPv6 interface + with route advertisements on a separate netns. +""" + +import os +import sys +import json +from functools import partial +import pytest + +# Save the Current Working Directory to find configuration files. +CWD = os.path.dirname(os.path.realpath(__file__)) +sys.path.append(os.path.join(CWD, "../")) + +# pylint: disable=C0413 +# Import topogen and topotest helpers +from lib import topotest +from lib.topogen import Topogen, TopoRouter, get_topogen +from lib.topolog import logger + +# Required to instantiate the topology builder class. + + +pytestmark = [pytest.mark.bgpd] + + +def build_topo(tgen): + "Build function" + + # Create 2 routers. + tgen.add_router("r1") + tgen.add_router("r2") + + 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["r1"]) + + switch = tgen.add_switch("s3") + switch.add_link(tgen.gears["r2"]) + +def _populate_iface(): + tgen = get_topogen() + cmds_list = [ + 'ip link add vrf1 type vrf table 10', + 'echo 10 > /proc/sys/net/mpls/platform_labels', + 'ip link set dev vrf1 up', + 'ip link set dev {0}-eth1 master vrf1', + 'echo 1 > /proc/sys/net/mpls/conf/{0}-eth0/input', + 'ip tunnel add {0}-gre0 mode gre ttl 64 dev {0}-eth0 local 10.125.0.{1} remote 10.125.0.{2}', + 'ip link set dev {0}-gre0 up', + 'echo 1 > /proc/sys/net/mpls/conf/{0}-gre0/input', + ] + + for cmd in cmds_list: + input = cmd.format('r1', '1', '2') + logger.info('input: ' + cmd) + output = tgen.net['r1'].cmd(cmd.format('r1', '1', '2')) + logger.info('output: ' + output) + + for cmd in cmds_list: + input = cmd.format('r2', '2', '1') + logger.info('input: ' + cmd) + output = tgen.net['r2'].cmd(cmd.format('r2', '2', '1')) + logger.info('output: ' + output) + +def setup_module(mod): + "Sets up the pytest environment" + tgen = Topogen(build_topo, mod.__name__) + tgen.start_topology() + + router_list = tgen.routers() + _populate_iface() + + for rname, router in router_list.items(): + 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)) + ) + + # Initialize all routers. + tgen.start_router() + + +def teardown_module(_mod): + "Teardown the pytest environment" + tgen = get_topogen() + + tgen.stop_topology() + + +def test_protocols_convergence(): + """ + Assert that all protocols have converged + statuses as they depend on it. + """ + tgen = get_topogen() + if tgen.routers_have_failure(): + pytest.skip(tgen.errors) + + router = tgen.gears['r1'] + logger.info("Dump some context for r1") + router.vtysh_cmd("show bgp ipv4 vpn") + router.vtysh_cmd("show bgp summary") + router.vtysh_cmd("show bgp vrf vrf1 ipv4") + router.vtysh_cmd("show running-config") + router = tgen.gears['r2'] + logger.info("Dump some context for r2") + router.vtysh_cmd("show bgp ipv4 vpn") + router.vtysh_cmd("show bgp summary") + router.vtysh_cmd("show bgp vrf vrf1 ipv4") + router.vtysh_cmd("show running-config") + + # Check IPv4 routing tables on r1 + logger.info("Checking IPv4 routes for convergence on r1") + router = tgen.gears['r1'] + json_file = "{}/{}/ipv4_routes.json".format(CWD, router.name) + if not os.path.isfile(json_file): + logger.info("skipping file {}".format(json_file)) + assert 0, 'ipv4_routes.json file not found' + return + + expected = json.loads(open(json_file).read()) + test_func = partial( + topotest.router_json_cmp, + router, + "show ip route vrf vrf1 json", + expected, + ) + _, result = topotest.run_and_expect(test_func, None, count=40, wait=2) + assertmsg = '"{}" JSON output mismatches'.format(router.name) + assert result is None, assertmsg + + # Check BGP IPv4 routing tables on r2 not installed + logger.info("Checking BGP IPv4 routes for convergence on r2") + router = tgen.gears['r2'] + json_file = "{}/{}/bgp_ipv4_routes.json".format(CWD, router.name) + if not os.path.isfile(json_file): + assert 0, 'bgp_ipv4_routes.json file not found' + + expected = json.loads(open(json_file).read()) + test_func = partial( + topotest.router_json_cmp, + router, + "show bgp vrf vrf1 ipv4 json", + expected, + ) + _, result = topotest.run_and_expect(test_func, None, count=40, wait=2) + assertmsg = '"{}" JSON output mismatches'.format(router.name) + assert result is None, assertmsg + +def test_memory_leak(): + "Run the memory leak test and report results." + tgen = get_topogen() + if not tgen.is_memleak_enabled(): + pytest.skip("Memory leak test/report is disabled") + + tgen.report_memory_leaks() + + +if __name__ == "__main__": + args = ["-s"] + sys.argv[1:] + sys.exit(pytest.main(args)) |