144 lines
4 KiB
Python
144 lines
4 KiB
Python
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#!/usr/bin/env python
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# SPDX-License-Identifier: ISC
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#
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# Copyright (c) 2021 by
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# Donatas Abraitis <donatas.abraitis@gmail.com>
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#
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"""
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Test if `bgp default ipv4-unicast`, `bgp default ipv6-unicast`
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and `bgp default l2vpn-evpn` commands work as expected.
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STEP 1: 'Check if neighbor 192.168.255.254 is enabled for ipv4 address-family only'
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STEP 2: 'Check if neighbor 192.168.255.254 is enabled for ipv6 address-family only'
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STEP 3: 'Check if neighbor 192.168.255.254 is enabled for l2vpn evpn address-family only'
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STEP 4: 'Check if neighbor 192.168.255.254 is enabled for ipv4/ipv6 unicast and l2vpn evpn address-families'
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"""
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import os
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import sys
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import json
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import pytest
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pytestmark = [pytest.mark.bgpd]
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CWD = os.path.dirname(os.path.realpath(__file__))
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sys.path.append(os.path.join(CWD, "../"))
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# pylint: disable=C0413
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from lib.topogen import Topogen, TopoRouter, get_topogen
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from lib.common_config import step
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def build_topo(tgen):
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for routern in range(1, 5):
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tgen.add_router("r{}".format(routern))
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switch = tgen.add_switch("s1")
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switch.add_link(tgen.gears["r1"])
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switch.add_link(tgen.gears["r2"])
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switch.add_link(tgen.gears["r3"])
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switch.add_link(tgen.gears["r4"])
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def setup_module(mod):
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tgen = Topogen(build_topo, mod.__name__)
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tgen.start_topology()
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router_list = tgen.routers()
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for i, (rname, router) in enumerate(router_list.items(), 1):
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router.load_config(
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TopoRouter.RD_ZEBRA, os.path.join(CWD, "{}/zebra.conf".format(rname))
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)
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router.load_config(
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TopoRouter.RD_BGP, os.path.join(CWD, "{}/bgpd.conf".format(rname))
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)
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tgen.start_router()
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def teardown_module(mod):
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tgen = get_topogen()
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tgen.stop_topology()
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def test_bgp_default_ipv4_ipv6_unicast():
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tgen = get_topogen()
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if tgen.routers_have_failure():
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pytest.skip(tgen.errors)
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step("Check if neighbor 192.168.255.254 is enabled for ipv4 address-family only")
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def _bgp_neighbor_ipv4_af_only():
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tgen.gears["r1"].vtysh_cmd(
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"conf t\nrouter bgp\nneighbor 192.168.255.254 remote-as external"
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)
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output = json.loads(tgen.gears["r1"].vtysh_cmd("show bgp summary json"))
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if len(output.keys()) == 1 and "ipv4Unicast" in output:
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return True
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return False
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assert _bgp_neighbor_ipv4_af_only() == True
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step("Check if neighbor 192.168.255.254 is enabled for ipv6 address-family only")
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def _bgp_neighbor_ipv6_af_only():
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tgen.gears["r2"].vtysh_cmd(
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"conf t\nrouter bgp\nneighbor 192.168.255.254 remote-as external"
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)
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output = json.loads(tgen.gears["r2"].vtysh_cmd("show bgp summary json"))
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if len(output.keys()) == 1 and "ipv6Unicast" in output:
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return True
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return False
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assert _bgp_neighbor_ipv6_af_only() == True
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step("Check if neighbor 192.168.255.254 is enabled for evpn address-family only")
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def _bgp_neighbor_evpn_af_only():
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tgen.gears["r3"].vtysh_cmd(
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"conf t\nrouter bgp\nneighbor 192.168.255.254 remote-as external"
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)
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output = json.loads(tgen.gears["r3"].vtysh_cmd("show bgp summary json"))
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if len(output.keys()) == 1 and "l2VpnEvpn" in output:
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return True
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return False
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assert _bgp_neighbor_evpn_af_only() == True
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step(
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"Check if neighbor 192.168.255.254 is enabled for ipv4/ipv6 unicast and evpn address-families"
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)
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def _bgp_neighbor_ipv4_ipv6_and_evpn_af():
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tgen.gears["r4"].vtysh_cmd(
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"conf t\nrouter bgp\nneighbor 192.168.255.254 remote-as external"
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)
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output = json.loads(tgen.gears["r4"].vtysh_cmd("show bgp summary json"))
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if (
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len(output.keys()) == 3
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and "ipv4Unicast" in output
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and "ipv6Unicast" in output
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and "l2VpnEvpn" in output
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):
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return True
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return False
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assert _bgp_neighbor_ipv4_ipv6_and_evpn_af() == True
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if __name__ == "__main__":
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args = ["-s"] + sys.argv[1:]
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sys.exit(pytest.main(args))
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