diff options
Diffstat (limited to 'tests/topotests/ospf_metric_propagation')
17 files changed, 1024 insertions, 0 deletions
diff --git a/tests/topotests/ospf_metric_propagation/__init__.py b/tests/topotests/ospf_metric_propagation/__init__.py new file mode 100755 index 0000000..e69de29 --- /dev/null +++ b/tests/topotests/ospf_metric_propagation/__init__.py diff --git a/tests/topotests/ospf_metric_propagation/h1/frr.conf b/tests/topotests/ospf_metric_propagation/h1/frr.conf new file mode 100644 index 0000000..1196a19 --- /dev/null +++ b/tests/topotests/ospf_metric_propagation/h1/frr.conf @@ -0,0 +1,10 @@ +! +hostname h1 +password zebra +log file /tmp/h1-frr.log +! +ip route 0.0.0.0/0 10.0.91.1 +! +interface h1-eth0 + ip address 10.0.91.2/24 +!
\ No newline at end of file diff --git a/tests/topotests/ospf_metric_propagation/h2/frr.conf b/tests/topotests/ospf_metric_propagation/h2/frr.conf new file mode 100644 index 0000000..f951fe6 --- /dev/null +++ b/tests/topotests/ospf_metric_propagation/h2/frr.conf @@ -0,0 +1,10 @@ +! +hostname h2 +password zebra +log file /tmp/h2-frr.log +! +ip route 0.0.0.0/0 10.0.94.4 +! +interface h2-eth0 + ip address 10.0.94.2/24 +!
\ No newline at end of file diff --git a/tests/topotests/ospf_metric_propagation/r1/frr.conf b/tests/topotests/ospf_metric_propagation/r1/frr.conf new file mode 100644 index 0000000..8523049 --- /dev/null +++ b/tests/topotests/ospf_metric_propagation/r1/frr.conf @@ -0,0 +1,96 @@ +! +hostname r1 +password zebra +log file /tmp/r1-frr.log +ip forwarding +! +interface r1-eth0 + ip address 10.0.1.1/24 + ip ospf cost 100 + ip ospf hello-interval 1 + ip ospf dead-interval 30 +! +interface r1-eth1 vrf blue + ip address 10.0.10.1/24 + ip ospf hello-interval 1 + ip ospf dead-interval 30 +! +! +interface r1-eth2 vrf green + ip address 10.0.91.1/24 + ip ospf hello-interval 1 + ip ospf dead-interval 30 +! +! +router ospf + ospf router-id 10.0.255.1 + distance 20 + redistribute bgp route-map costplus + network 10.0.1.0/24 area 0 +! +router ospf vrf blue + ospf router-id 10.0.255.1 + distance 20 + redistribute bgp route-map costplus + network 10.0.10.0/24 area 0 +! +router ospf vrf green + ospf router-id 10.0.255.1 + distance 20 + redistribute bgp route-map costplus + network 10.0.91.0/24 area 0 +! +router bgp 99 + no bgp ebgp-requires-policy + address-family ipv4 unicast + redistribute connected + redistribute ospf route-map rmap + import vrf route-map rmap + import vrf blue + import vrf green + ! +! +router bgp 99 vrf blue + no bgp ebgp-requires-policy + address-family ipv4 unicast + redistribute connected + redistribute ospf route-map rmap + import vrf route-map rmap + import vrf default + import vrf green + ! +router bgp 99 vrf green + no bgp ebgp-requires-policy + address-family ipv4 unicast + redistribute connected + redistribute ospf + import vrf route-map rmap + import vrf default + import vrf blue + ! +! +route-map rmap permit 10 + set metric-type type-1 + set metric +1 + exit +! +ip prefix-list min seq 5 permit 10.0.80.0/24 +route-map costmax permit 20 + set metric-type type-1 + set metric +1 + set metric-min 713 + match ip address prefix-list min + exit +! +ip prefix-list max seq 10 permit 10.0.70.0/24 +route-map costplus permit 30 + set metric-type type-1 + set metric +1 + set metric-max 13 + match ip address prefix-list max + exit +! +route-map costplus permit 40 + set metric-type type-1 + set metric +1 + exit
\ No newline at end of file diff --git a/tests/topotests/ospf_metric_propagation/r1/show_ip_route-1.json b/tests/topotests/ospf_metric_propagation/r1/show_ip_route-1.json new file mode 100644 index 0000000..4f1ced8 --- /dev/null +++ b/tests/topotests/ospf_metric_propagation/r1/show_ip_route-1.json @@ -0,0 +1,35 @@ +{ + "10.0.94.0/24":[ + { + "prefix":"10.0.94.0/24", + "prefixLen":24, + "protocol":"bgp", + "vrfName":"green", + "selected":true, + "destSelected":true, + "distance":20, + "metric":34, + "installed":true, + "table":12, + "internalStatus":16, + "internalFlags":8, + "internalNextHopNum":1, + "internalNextHopActiveNum":1, + "nexthopGroupId":"*", + "installedNexthopGroupId":"*", + "uptime":"*", + "nexthops":[ + { + "flags":3, + "fib":true, + "ip":"10.0.10.5", + "afi":"ipv4", + "interfaceName":"r1-eth1", + "vrf":"blue", + "active":true, + "weight":1 + } + ] + } + ] +} diff --git a/tests/topotests/ospf_metric_propagation/r1/show_ip_route-2.json b/tests/topotests/ospf_metric_propagation/r1/show_ip_route-2.json new file mode 100644 index 0000000..882d3ca --- /dev/null +++ b/tests/topotests/ospf_metric_propagation/r1/show_ip_route-2.json @@ -0,0 +1,35 @@ +{ + "10.0.94.0/24":[ + { + "prefix":"10.0.94.0/24", + "prefixLen":24, + "protocol":"bgp", + "vrfName":"green", + "selected":true, + "destSelected":true, + "distance":20, + "metric":136, + "installed":true, + "table":12, + "internalStatus":16, + "internalFlags":8, + "internalNextHopNum":1, + "internalNextHopActiveNum":1, + "nexthopGroupId":"*", + "installedNexthopGroupId":"*", + "uptime":"*", + "nexthops":[ + { + "flags":3, + "fib":true, + "ip":"10.0.1.2", + "afi":"ipv4", + "interfaceName":"r1-eth0", + "vrf":"default", + "active":true, + "weight":1 + } + ] + } + ] +} diff --git a/tests/topotests/ospf_metric_propagation/r1/show_ip_route-3.json b/tests/topotests/ospf_metric_propagation/r1/show_ip_route-3.json new file mode 100644 index 0000000..cd52845 --- /dev/null +++ b/tests/topotests/ospf_metric_propagation/r1/show_ip_route-3.json @@ -0,0 +1,35 @@ +{ + "10.0.94.0/24":[ + { + "prefix":"10.0.94.0/24", + "prefixLen":24, + "protocol":"bgp", + "vrfName":"green", + "selected":true, + "destSelected":true, + "distance":20, + "metric":1138, + "installed":true, + "table":12, + "internalStatus":16, + "internalFlags":8, + "internalNextHopNum":1, + "internalNextHopActiveNum":1, + "nexthopGroupId":"*", + "installedNexthopGroupId":"*", + "uptime":"*", + "nexthops":[ + { + "flags":3, + "fib":true, + "ip":"10.0.1.2", + "afi":"ipv4", + "interfaceName":"r1-eth0", + "vrf":"default", + "active":true, + "weight":1 + } + ] + } + ] +} diff --git a/tests/topotests/ospf_metric_propagation/r1/show_ip_route-4.json b/tests/topotests/ospf_metric_propagation/r1/show_ip_route-4.json new file mode 100644 index 0000000..133f375 --- /dev/null +++ b/tests/topotests/ospf_metric_propagation/r1/show_ip_route-4.json @@ -0,0 +1,35 @@ +{ + "10.0.94.0/24":[ + { + "prefix":"10.0.94.0/24", + "prefixLen":24, + "protocol":"bgp", + "vrfName":"green", + "selected":true, + "destSelected":true, + "distance":20, + "metric":1218, + "installed":true, + "table":12, + "internalStatus":16, + "internalFlags":8, + "internalNextHopNum":1, + "internalNextHopActiveNum":1, + "nexthopGroupId":"*", + "installedNexthopGroupId":"*", + "uptime":"*", + "nexthops":[ + { + "flags":3, + "fib":true, + "ip":"10.0.1.2", + "afi":"ipv4", + "interfaceName":"r1-eth0", + "vrf":"default", + "active":true, + "weight":1 + } + ] + } + ] +} diff --git a/tests/topotests/ospf_metric_propagation/r1/show_ip_route-5.json b/tests/topotests/ospf_metric_propagation/r1/show_ip_route-5.json new file mode 100644 index 0000000..5d80509 --- /dev/null +++ b/tests/topotests/ospf_metric_propagation/r1/show_ip_route-5.json @@ -0,0 +1,35 @@ +{ + "10.0.94.0/24":[ + { + "prefix":"10.0.94.0/24", + "prefixLen":24, + "protocol":"bgp", + "vrfName":"green", + "selected":true, + "destSelected":true, + "distance":20, + "metric":238, + "installed":true, + "table":12, + "internalStatus":16, + "internalFlags":8, + "internalNextHopNum":1, + "internalNextHopActiveNum":1, + "nexthopGroupId":"*", + "installedNexthopGroupId":"*", + "uptime":"*", + "nexthops":[ + { + "flags":3, + "fib":true, + "ip":"10.0.1.2", + "afi":"ipv4", + "interfaceName":"r1-eth0", + "vrf":"default", + "active":true, + "weight":1 + } + ] + } + ] +} diff --git a/tests/topotests/ospf_metric_propagation/r1/show_ip_route-6.json b/tests/topotests/ospf_metric_propagation/r1/show_ip_route-6.json new file mode 100644 index 0000000..1b59707 --- /dev/null +++ b/tests/topotests/ospf_metric_propagation/r1/show_ip_route-6.json @@ -0,0 +1,35 @@ +{ + "10.0.94.0/24":[ + { + "prefix":"10.0.94.0/24", + "prefixLen":24, + "protocol":"bgp", + "vrfName":"green", + "selected":true, + "destSelected":true, + "distance":20, + "metric":136, + "installed":true, + "table":12, + "internalStatus":16, + "internalFlags":8, + "internalNextHopNum":1, + "internalNextHopActiveNum":1, + "nexthopGroupId":"*", + "installedNexthopGroupId":"*", + "uptime":"*", + "nexthops":[ + { + "flags":3, + "fib":true, + "ip":"10.0.10.5", + "afi":"ipv4", + "interfaceName":"r1-eth1", + "vrf":"blue", + "active":true, + "weight":1 + } + ] + } + ] +} diff --git a/tests/topotests/ospf_metric_propagation/r2/frr.conf b/tests/topotests/ospf_metric_propagation/r2/frr.conf new file mode 100644 index 0000000..e67a374 --- /dev/null +++ b/tests/topotests/ospf_metric_propagation/r2/frr.conf @@ -0,0 +1,81 @@ +! +hostname r2 +password zebra +log file /tmp/r2-frr.log +ip forwarding +! +interface r2-eth0 + ip address 10.0.1.2/24 + ip ospf cost 100 + ip ospf hello-interval 1 + ip ospf dead-interval 30 +! +interface r2-eth1 vrf blue + ip address 10.0.20.2/24 + ip ospf hello-interval 1 + ip ospf dead-interval 30 +! +interface r2-eth2 vrf green + ip address 10.0.70.2/24 + ip ospf cost 1000 + ip ospf hello-interval 1 + ip ospf dead-interval 30 +! +router ospf + ospf router-id 10.0.255.2 + distance 20 + redistribute bgp route-map costplus + network 10.0.1.0/24 area 0 +! +router ospf vrf blue + ospf router-id 10.0.255.2 + distance 20 + redistribute bgp route-map costplus + network 10.0.20.0/24 area 0 +! + +router ospf vrf green + ospf router-id 10.0.255.2 + distance 20 + redistribute bgp route-map costplus + network 10.0.70.0/24 area 0 +! + +router bgp 99 + no bgp ebgp-requires-policy + address-family ipv4 unicast + redistribute connected + redistribute ospf + import vrf route-map rmap + import vrf blue + import vrf green + ! +! +router bgp 99 vrf blue + no bgp ebgp-requires-policy + address-family ipv4 unicast + redistribute connected + redistribute ospf + import vrf route-map rmap + import vrf default + import vrf green + ! +router bgp 99 vrf green + no bgp ebgp-requires-policy + address-family ipv4 unicast + redistribute connected + redistribute ospf + import vrf route-map rmap + import vrf default + import vrf blue + ! +! +route-map rmap permit 10 + set metric-type type-1 + set metric +1 + exit +! +route-map costplus permit 1 + set metric-type type-1 + set metric +1 + exit diff --git a/tests/topotests/ospf_metric_propagation/r3/frr.conf b/tests/topotests/ospf_metric_propagation/r3/frr.conf new file mode 100644 index 0000000..175851d --- /dev/null +++ b/tests/topotests/ospf_metric_propagation/r3/frr.conf @@ -0,0 +1,79 @@ +! +hostname r3 +password zebra +log file /tmp/r3-frr.log +ip forwarding +! +interface r3-eth0 + ip address 10.0.3.3/24 + ip ospf cost 100 + ip ospf hello-interval 1 + ip ospf dead-interval 30 +! +interface r3-eth1 vrf blue + ip address 10.0.30.3/24 + ip ospf hello-interval 1 + ip ospf dead-interval 30 +! +interface r3-eth2 vrf green + ip address 10.0.80.3/24 + ip ospf cost 1000 + ip ospf hello-interval 1 + ip ospf dead-interval 30 +! +router ospf + ospf router-id 10.0.255.3 + distance 20 + redistribute bgp route-map costplus + network 10.0.3.0/24 area 0 +! +router ospf vrf blue + ospf router-id 10.0.255.3 + distance 20 + redistribute bgp route-map costplus + network 10.0.30.0/24 area 0 +! +router ospf vrf green + ospf router-id 10.0.255.3 + distance 20 + redistribute bgp route-map costplus + network 10.0.80.0/24 area 0 +! +router bgp 99 + no bgp ebgp-requires-policy + address-family ipv4 unicast + redistribute connected + redistribute ospf + import vrf route-map rmap + import vrf blue + import vrf green + ! +! +router bgp 99 vrf blue + no bgp ebgp-requires-policy + address-family ipv4 unicast + redistribute connected + redistribute ospf + import vrf route-map rmap + import vrf default + import vrf green + ! +router bgp 99 vrf green + no bgp ebgp-requires-policy + address-family ipv4 unicast + redistribute connected + redistribute ospf + import vrf route-map rmap + import vrf default + import vrf blue + ! +! +route-map rmap permit 10 + set metric-type type-1 + set metric +1 + exit +! +route-map costplus permit 1 + set metric-type type-1 + set metric +1 + exit diff --git a/tests/topotests/ospf_metric_propagation/r4/frr.conf b/tests/topotests/ospf_metric_propagation/r4/frr.conf new file mode 100644 index 0000000..70a47e3 --- /dev/null +++ b/tests/topotests/ospf_metric_propagation/r4/frr.conf @@ -0,0 +1,78 @@ +! +hostname r4 +password zebra +log file /tmp/r4-frr.log +ip forwarding +! +interface r4-eth0 + ip address 10.0.3.4/24 + ip ospf cost 100 + ip ospf hello-interval 1 + ip ospf dead-interval 30 +! +interface r4-eth1 vrf blue + ip address 10.0.40.4/24 + ip ospf hello-interval 1 + ip ospf dead-interval 30 +! +interface r4-eth2 vrf green + ip address 10.0.94.4/24 + ip ospf hello-interval 1 + ip ospf dead-interval 30 +! +router ospf + ospf router-id 10.0.255.4 + distance 20 + redistribute bgp route-map costplus + network 10.0.3.0/24 area 0 +! +router ospf vrf blue + ospf router-id 10.0.255.4 + distance 20 + redistribute bgp route-map costplus + network 10.0.40.0/24 area 0 +! +router ospf vrf green + ospf router-id 10.0.255.1 + distance 20 + redistribute bgp route-map costplus + network 10.0.94.0/24 area 0 +! +router bgp 99 + no bgp ebgp-requires-policy + address-family ipv4 unicast + redistribute connected + redistribute ospf route-map costplus + import vrf route-map rmap + import vrf blue + import vrf green + ! +! +router bgp 99 vrf blue + no bgp ebgp-requires-policy + address-family ipv4 unicast + redistribute connected + redistribute ospf + import vrf route-map rmap + import vrf default + import vrf green + ! +router bgp 99 vrf green + no bgp ebgp-requires-policy + address-family ipv4 unicast + redistribute connected + redistribute ospf + import vrf route-map rmap + import vrf default + import vrf blue + ! +! +route-map rmap permit 10 + set metric-type type-1 + set metric +1 + exit +! +route-map costplus permit 1 + set metric-type type-1 + set metric +1 + exit diff --git a/tests/topotests/ospf_metric_propagation/ra/frr.conf b/tests/topotests/ospf_metric_propagation/ra/frr.conf new file mode 100644 index 0000000..7be9e5c --- /dev/null +++ b/tests/topotests/ospf_metric_propagation/ra/frr.conf @@ -0,0 +1,27 @@ +! +hostname ra +password zebra +log file /tmp/ra-frr.log +ip forwarding +! +interface ra-eth0 + ip address 10.0.50.5/24 + ip ospf hello-interval 1 + ip ospf dead-interval 30 +! +interface ra-eth1 + ip address 10.0.10.5/24 + ip ospf hello-interval 1 + ip ospf dead-interval 30 +! +interface ra-eth2 + ip address 10.0.20.5/24 + ip ospf hello-interval 1 + ip ospf dead-interval 30 +! +router ospf + ospf router-id 10.0.255.5 + network 10.0.10.0/24 area 0 + network 10.0.20.0/24 area 0 + network 10.0.50.0/24 area 0 +! diff --git a/tests/topotests/ospf_metric_propagation/rb/frr.conf b/tests/topotests/ospf_metric_propagation/rb/frr.conf new file mode 100644 index 0000000..a7dbf82 --- /dev/null +++ b/tests/topotests/ospf_metric_propagation/rb/frr.conf @@ -0,0 +1,27 @@ +! +hostname rb +password zebra +log file /tmp/rb-frr.log +ip forwarding +! +interface rb-eth0 + ip address 10.0.50.6/24 + ip ospf hello-interval 1 + ip ospf dead-interval 30 +! +interface rb-eth1 + ip address 10.0.30.6/24 + ip ospf hello-interval 1 + ip ospf dead-interval 30 +! +interface rb-eth2 + ip address 10.0.40.6/24 + ip ospf hello-interval 1 + ip ospf dead-interval 30 +! +router ospf + ospf router-id 10.0.255.6 + network 10.0.30.0/24 area 0 + network 10.0.40.0/24 area 0 + network 10.0.50.0/24 area 0 +! diff --git a/tests/topotests/ospf_metric_propagation/rc/frr.conf b/tests/topotests/ospf_metric_propagation/rc/frr.conf new file mode 100644 index 0000000..f5a2ed7 --- /dev/null +++ b/tests/topotests/ospf_metric_propagation/rc/frr.conf @@ -0,0 +1,21 @@ +! +hostname rc +password zebra +log file /tmp/rc-frr.log +ip forwarding +! +interface rc-eth0 + ip address 10.0.70.7/24 + ip ospf hello-interval 1 + ip ospf dead-interval 30 +! +interface rc-eth1 + ip address 10.0.80.7/24 + ip ospf hello-interval 1 + ip ospf dead-interval 30 +! +router ospf + ospf router-id 10.0.255.7 + network 10.0.70.0/24 area 0 + network 10.0.80.0/24 area 0 +! diff --git a/tests/topotests/ospf_metric_propagation/test_ospf_metric_propagation.py b/tests/topotests/ospf_metric_propagation/test_ospf_metric_propagation.py new file mode 100644 index 0000000..085eb1f --- /dev/null +++ b/tests/topotests/ospf_metric_propagation/test_ospf_metric_propagation.py @@ -0,0 +1,385 @@ +#!/usr/bin/env python +# SPDX-License-Identifier: ISC + +# +# test_ospf_metric_propagation.py +# +# Copyright (c) 2023 ATCorp +# Jafar Al-Gharaibeh +# + +import os +import sys +import json +from time import sleep +from functools import partial +import pytest + +# 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 + + +""" +test_ospf_metric_propagation.py: Test OSPF/BGP metric propagation +""" + +TOPOLOGY = """ + +-----+ +-----+ + eth1 | | eth0 | | eth2 + +-------------+ rA +---------------------------+ rB +---------------+ + | .5 | | .5 .6 | | .6 | + | +--+--+ 10.0.50.0/24 +--+--+ .6 | + | |.5 |.6 | + | eth2| eth1| | + 10.0.10.0/24 | | | + | 10.0.20.0/24 10.0.30.0/24 10.0.40.0/24 + |blue |blue |blue |blue + | | | | + eth1|.1 eth1|.2 eth1|.3 eth1|.4 + +-----+ +--+--+ +--+--+ +-----+ +-+---+ +-+---+ +------+ + | |eth0 eth2| | eth0 | |eth2 eth1| |eth2 eth3| | eth0 | |eth2 eth0| | + | h1 +----------+ R1 +----------+ R2 +-----------+ rC +----------+ R3 +------------+ R4 +---------+ h2 | + | | | | | | | | | | | | | | + +-----+.2 .1 +-----+.1 .2+-----+.2 .7 +-----+.7 .3+-----+.3 .4+-----+.4 .2+------+ + green green green green + + 10.0.91.0/24 10.0.1.0/24 10.0.70.0/24 10.0.80.0/24 10.0.3.0/24 10.0.94.0/24 +""" + +# Save the Current Working Directory to find configuration files. +CWD = os.path.dirname(os.path.realpath(__file__)) +sys.path.append(os.path.join(CWD, "../")) + +# Required to instantiate the topology builder class. + +pytestmark = [pytest.mark.ospfd, pytest.mark.bgpd] + + +def build_topo(tgen): + "Build function" + + # Create 4 routers + for routern in range(1, 5): + tgen.add_router("r{}".format(routern)) + + tgen.add_router("ra") + tgen.add_router("rb") + tgen.add_router("rc") + tgen.add_router("h1") + tgen.add_router("h2") + + # Interconect router 1, 2 + switch = tgen.add_switch("s1-2") + switch.add_link(tgen.gears["r1"]) + switch.add_link(tgen.gears["r2"]) + + # Interconect router 3, 4 + switch = tgen.add_switch("s3-4") + switch.add_link(tgen.gears["r3"]) + switch.add_link(tgen.gears["r4"]) + + # Interconect router a, b + switch = tgen.add_switch("sa-b") + switch.add_link(tgen.gears["ra"]) + switch.add_link(tgen.gears["rb"]) + + # Interconect router 1, a + switch = tgen.add_switch("s1-a") + switch.add_link(tgen.gears["r1"]) + switch.add_link(tgen.gears["ra"]) + + # Interconect router 2, a + switch = tgen.add_switch("s2-a") + switch.add_link(tgen.gears["r2"]) + switch.add_link(tgen.gears["ra"]) + + # Interconect router 3, b + switch = tgen.add_switch("s3-b") + switch.add_link(tgen.gears["r3"]) + switch.add_link(tgen.gears["rb"]) + + # Interconect router 4, b + switch = tgen.add_switch("s4-b") + switch.add_link(tgen.gears["r4"]) + switch.add_link(tgen.gears["rb"]) + + # Interconect router 1, h1 + switch = tgen.add_switch("s1-h1") + switch.add_link(tgen.gears["r1"]) + switch.add_link(tgen.gears["h1"]) + + # Interconect router 4, h2 + switch = tgen.add_switch("s4-h2") + switch.add_link(tgen.gears["r4"]) + switch.add_link(tgen.gears["h2"]) + + # Interconect router 2, c + switch = tgen.add_switch("s2-c") + switch.add_link(tgen.gears["r2"]) + switch.add_link(tgen.gears["rc"]) + + # Interconect router 3, c + switch = tgen.add_switch("s3-c") + switch.add_link(tgen.gears["r3"]) + switch.add_link(tgen.gears["rc"]) + + +def setup_module(mod): + logger.info("OSPF Metric Propagation:\n {}".format(TOPOLOGY)) + + tgen = Topogen(build_topo, mod.__name__) + tgen.start_topology() + + vrf_setup_cmds = [ + "ip link add name blue type vrf table 11", + "ip link set dev blue up", + "ip link add name green type vrf table 12", + "ip link set dev green up", + ] + + # Starting Routers + router_list = tgen.routers() + + # Create VRFs and bind to interfaces + for routern in range(1, 5): + for cmd in vrf_setup_cmds: + tgen.net["r{}".format(routern)].cmd(cmd) + for routern in range(1, 5): + tgen.net["r{}".format(routern)].cmd( + "ip link set dev r{}-eth1 vrf blue up".format(routern) + ) + tgen.net["r{}".format(routern)].cmd( + "ip link set dev r{}-eth2 vrf green up".format(routern) + ) + + for rname, router in router_list.items(): + logger.info("Loading router %s" % rname) + router.load_frr_config(os.path.join(CWD, "{}/frr.conf".format(rname))) + + # Initialize all routers. + tgen.start_router() + for router in router_list.values(): + if router.has_version("<", "4.20"): + tgen.set_error("unsupported version") + + +def teardown_module(mod): + "Teardown the pytest environment" + tgen = get_topogen() + tgen.stop_topology() + + +def test_all_links_up(): + "Test path R1 -> Ra -> Rb -> R4" + tgen = get_topogen() + + if tgen.routers_have_failure(): + pytest.skip("skipped because of router(s) failure") + + r1 = tgen.gears["r1"] + json_file = "{}/r1/show_ip_route-1.json".format(CWD) + expected = json.loads(open(json_file).read()) + test_func = partial( + topotest.router_json_cmp, r1, "show ip route vrf green 10.0.94.2 json", expected + ) + _, result = topotest.run_and_expect(test_func, None, count=60, wait=1) + + assertmsg = "r1 JSON output mismatches" + assert result is None, assertmsg + + +def test_link_1_down(): + "Test path R1 -> R2 -> Ra -> Rb -> R4" + tgen = get_topogen() + + if tgen.routers_have_failure(): + pytest.skip("skipped because of router(s) failure") + + tgen.net["r1"].cmd("ip link set dev r1-eth1 down") + r1 = tgen.gears["r1"] + + json_file = "{}/r1/show_ip_route-2.json".format(CWD) + expected = json.loads(open(json_file).read()) + test_func = partial( + topotest.router_json_cmp, r1, "show ip route vrf green 10.0.94.2 json", expected + ) + _, result = topotest.run_and_expect(test_func, None, count=60, wait=1) + + assertmsg = "r1 JSON output mismatches" + assert result is None, assertmsg + + +def test_link_1_2_down(): + "Test path R1 -> R2 -> Rc -> R3 -> Rb -> R4" + tgen = get_topogen() + + if tgen.routers_have_failure(): + pytest.skip("skipped because of router(s) failure") + + tgen.net["r2"].cmd("ip link set dev r2-eth1 down") + tgen.net["r1"].cmd("ip link set dev r1-eth0 down") + tgen.net["r2"].cmd("ip link set dev r2-eth2 down") + tgen.net["r2"].cmd("ip link set dev r2-eth2 up") + tgen.net["r1"].cmd("ip link set dev r1-eth0 up") + r1 = tgen.gears["r1"] + + json_file = "{}/r1/show_ip_route-3.json".format(CWD) + expected = json.loads(open(json_file).read()) + test_func = partial( + topotest.router_json_cmp, r1, "show ip route vrf green 10.0.94.2 json", expected + ) + _, result = topotest.run_and_expect(test_func, None, count=60, wait=1) + + assertmsg = "r1 JSON output mismatches" + assert result is None, assertmsg + + +def test_link_1_2_3_down(): + "Test path R1 -> R2 -> Rc -> R3 -> R4" + tgen = get_topogen() + + if tgen.routers_have_failure(): + pytest.skip("skipped because of router(s) failure") + + tgen.net["r3"].cmd("ip link set dev r3-eth1 down") + tgen.net["r1"].cmd("ip link set dev r1-eth0 down") + tgen.net["r3"].cmd("ip link set dev r3-eth0 down") + tgen.net["r3"].cmd("ip link set dev r3-eth0 up") + tgen.net["r1"].cmd("ip link set dev r1-eth0 up") + r1 = tgen.gears["r1"] + + json_file = "{}/r1/show_ip_route-4.json".format(CWD) + expected = json.loads(open(json_file).read()) + test_func = partial( + topotest.router_json_cmp, r1, "show ip route vrf green 10.0.94.2 json", expected + ) + _, result = topotest.run_and_expect(test_func, None, count=60, wait=1) + + assertmsg = "r1 JSON output mismatches" + assert result is None, assertmsg + + +def test_link_1_2_3_4_down(): + "Test path R1 -> R2 -> Rc -> R3 -> R4" + tgen = get_topogen() + + if tgen.routers_have_failure(): + pytest.skip("skipped because of router(s) failure") + + tgen.net["r4"].cmd("ip link set dev r4-eth1 down") + r1 = tgen.gears["r1"] + + json_file = "{}/r1/show_ip_route-4.json".format(CWD) + expected = json.loads(open(json_file).read()) + test_func = partial( + topotest.router_json_cmp, r1, "show ip route vrf green 10.0.94.2 json", expected + ) + _, result = topotest.run_and_expect(test_func, None, count=60, wait=1) + + assertmsg = "r1 JSON output mismatches" + assert result is None, assertmsg + + +def test_link_1_2_4_down(): + "Test path R1 -> R2 -> Rc -> R3 -> R4" + tgen = get_topogen() + + if tgen.routers_have_failure(): + pytest.skip("skipped because of router(s) failure") + + # bring link 3 back up + tgen.net["r3"].cmd("ip link set dev r3-eth1 up") + r1 = tgen.gears["r1"] + + json_file = "{}/r1/show_ip_route-4.json".format(CWD) + expected = json.loads(open(json_file).read()) + test_func = partial( + topotest.router_json_cmp, r1, "show ip route vrf green 10.0.94.2 json", expected + ) + _, result = topotest.run_and_expect(test_func, None, count=60, wait=1) + + assertmsg = "r1 JSON output mismatches" + assert result is None, assertmsg + + +def test_link_1_4_down(): + "Test path R1 -> R2 -> Ra -> Rb -> R3 -> R4" + tgen = get_topogen() + + if tgen.routers_have_failure(): + pytest.skip("skipped because of router(s) failure") + + # bring back link 2 up + tgen.net["r2"].cmd("ip link set dev r2-eth1 up") + r1 = tgen.gears["r1"] + + json_file = "{}/r1/show_ip_route-5.json".format(CWD) + expected = json.loads(open(json_file).read()) + test_func = partial( + topotest.router_json_cmp, r1, "show ip route vrf green 10.0.94.2 json", expected + ) + _, result = topotest.run_and_expect(test_func, None, count=60, wait=1) + + assertmsg = "r1 JSON output mismatches" + assert result is None, assertmsg + + +def test_link_4_down(): + "Test path R1 -> Ra -> Rb -> R3 -> R4" + tgen = get_topogen() + + if tgen.routers_have_failure(): + pytest.skip("skipped because of router(s) failure") + + # bring back link 1 up + tgen.net["r1"].cmd("ip link set dev r1-eth1 up") + r1 = tgen.gears["r1"] + + json_file = "{}/r1/show_ip_route-6.json".format(CWD) + expected = json.loads(open(json_file).read()) + test_func = partial( + topotest.router_json_cmp, r1, "show ip route vrf green 10.0.94.2 json", expected + ) + _, result = topotest.run_and_expect(test_func, None, count=60, wait=1) + + assertmsg = "r1 JSON output mismatches" + assert result is None, assertmsg + + +def test_link_1_2_3_4_up(): + "Test path R1 -> Ra -> Rb -> R4" + tgen = get_topogen() + + if tgen.routers_have_failure(): + pytest.skip("skipped because of router(s) failure") + + # bring back link 4 up + tgen.net["r4"].cmd("ip link set dev r4-eth1 up") + r1 = tgen.gears["r1"] + + json_file = "{}/r1/show_ip_route-1.json".format(CWD) + expected = json.loads(open(json_file).read()) + test_func = partial( + topotest.router_json_cmp, r1, "show ip route vrf green 10.0.94.2 json", expected + ) + _, result = topotest.run_and_expect(test_func, None, count=60, wait=1) + + assertmsg = "r1 JSON output mismatches" + 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)) |