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test_rip.py
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test_rip.py
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#!/usr/bin/env python3
# SPDX-License-Identifier: GPL-2.0-or-later
# Copyright (C) 2018-2022 David Lamparter for NetDEF, Inc.
"""
Basic IPv4 RIP test.
TBD: incomplete.
"""
import re
from topotato.v1 import *
@topology_fixture()
def topology(topo):
"""
[ ]--{ stub1 }
[ ]
[ r1 ]--{ stub2 }
[ ]
[ ]--{ stub3 }
|
{ lan1 }
|
[ r2 ]
|
{ lan2 }
|
[ r3 ]
|
{ lan3 }
|
[ rtsta ]--{ lansta }
"""
topo.lan("lan1").ip4.append("193.1.1.0/26")
topo.lan("lan2").ip4.append("193.1.2.0/26")
topo.noauto_v6 = True
topo.lo_v4 = False
class Configs(FRRConfigs):
zebra_routers = ["r1", "r2", "r3"]
zebra = """
#% extends "boilerplate.conf"
#% for iface in router.ifaces
interface {{ iface.ifname }}
no link-detect
#% endfor
"""
ripd_routers = ["r1", "r2", "r3"]
ripd = """
#% extends "boilerplate.conf"
#% block main
router rip
version 2
timers basic 5 180 5
##
#% if router.name == 'r1'
network 193.1.1.0/26
network r1-stub2
network r1-stub3
passive-interface r1-stub3
##
#% elif router.name == 'r2'
network 193.1.1.0/26
network 193.1.2.0/24
##
#% elif router.name == 'r3'
redistribute connected
redistribute static
network 193.1.2.0/24
#% endif
#% endblock
"""
staticd_routers = ["r3"]
staticd = """
#% extends "boilerplate.conf"
#% block main
ip route 10.104.0.0/16 10.103.0.4
#% endblock
"""
def strip_header(text):
if m := re.match(r"""^Codes:.+?\n\n""", text, re.MULTILINE | re.DOTALL):
return text[m.end():]
return text
class RIPBasic(TestBase, AutoFixture, topo=topology, configs=Configs):
@topotatofunc
def test(self, topo, r1, r2, r3, rtsta):
compare = r"""
Routing Protocol is "rip"
Sending updates every 5 seconds with +/-50%, next due in $$\d+$$ seconds
Timeout after 180 seconds, garbage collect after 5 seconds
Outgoing update filter list for all interface is not set
Incoming update filter list for all interface is not set
Default redistribution metric is 1
Redistributing:
Default version control: send version 2, receive version 2
Interface Send Recv Key-chain
r1-lan1 2 2
r1-stub2 2 2
r1-stub3 2 2
Routing for Networks:
193.1.1.0/26
r1-stub2
r1-stub3
Passive Interface(s):
r1-stub3
Routing Information Sources:
Gateway BadPackets BadRoutes Distance Last Update
193.1.1.2 $$\s*$$ 0 0 120 $$\s*[0-9:]+$$
Distance: (default is 120)
"""
yield from AssertVtysh.make(
r1, "ripd", "show ip rip status", compare, maxwait=6.0
)
compare = r"""
Routing Protocol is "rip"
Sending updates every 5 seconds with +/-50%, next due in $$\d+$$ seconds
Timeout after 180 seconds, garbage collect after 5 seconds
Outgoing update filter list for all interface is not set
Incoming update filter list for all interface is not set
Default redistribution metric is 1
Redistributing:
Default version control: send version 2, receive version 2
Interface Send Recv Key-chain
r2-lan1 2 2
r2-lan2 2 2
Routing for Networks:
193.1.1.0/26
193.1.2.0/24
Routing Information Sources:
Gateway BadPackets BadRoutes Distance Last Update
193.1.1.1 $$\s*$$ 0 0 120 $$\s*[0-9:]+$$
193.1.2.3 $$\s*$$ 0 0 120 $$\s*[0-9:]+$$
Distance: (default is 120)
"""
yield from AssertVtysh.make(
r2, "ripd", "show ip rip status", compare, maxwait=6.0
)
compare = r"""
Routing Protocol is "rip"
Sending updates every 5 seconds with +/-50%, next due in $$\d+$$ seconds
Timeout after 180 seconds, garbage collect after 5 seconds
Outgoing update filter list for all interface is not set
Incoming update filter list for all interface is not set
Default redistribution metric is 1
Redistributing: connected static
Default version control: send version 2, receive version 2
Interface Send Recv Key-chain
r3-lan2 2 2
Routing for Networks:
193.1.2.0/24
Routing Information Sources:
Gateway BadPackets BadRoutes Distance Last Update
193.1.2.2 $$\s*$$ 0 0 120 $$\s*[0-9:]+$$
Distance: (default is 120)
"""
yield from AssertVtysh.make(
r3, "ripd", "show ip rip status", compare, maxwait=6.0
)
compare = r"""
Network Next Hop Metric From Tag Time
R(n) 10.103.0.0/16 193.1.1.2 3 193.1.1.2 0 $$[0-9:]+$$
R(n) 10.104.0.0/16 193.1.1.2 3 193.1.1.2 0 $$[0-9:]+$$
C(i) 10.106.0.0/16 0.0.0.0 1 self 0
C(i) 10.107.0.0/16 0.0.0.0 1 self 0
C(i) 193.1.1.0/26 0.0.0.0 1 self 0
R(n) 193.1.2.0/26 193.1.1.2 2 193.1.1.2 0 $$[0-9:]+$$
"""
yield from AssertVtysh.make(r1, "ripd", "show ip rip", compare, maxwait=10.0, filters=[strip_header])
compare = r"""
Network Next Hop Metric From Tag Time
R(n) 10.103.0.0/16 193.1.2.3 2 193.1.2.3 0 $$[0-9:]+$$
R(n) 10.104.0.0/16 193.1.2.3 2 193.1.2.3 0 $$[0-9:]+$$
R(n) 10.106.0.0/16 193.1.1.1 2 193.1.1.1 0 $$[0-9:]+$$
R(n) 10.107.0.0/16 193.1.1.1 2 193.1.1.1 0 $$[0-9:]+$$
C(i) 193.1.1.0/26 0.0.0.0 1 self 0
C(i) 193.1.2.0/26 0.0.0.0 1 self 0
"""
yield from AssertVtysh.make(r2, "ripd", "show ip rip", compare, maxwait=10.0, filters=[strip_header])
compare = r"""
Network Next Hop Metric From Tag Time
C(r) 10.103.0.0/16 0.0.0.0 1 self 0
S(r) 10.104.0.0/16 10.103.0.4 1 self 0
R(n) 10.106.0.0/16 193.1.2.2 3 193.1.2.2 0 $$[0-9:]+$$
R(n) 10.107.0.0/16 193.1.2.2 3 193.1.2.2 0 $$[0-9:]+$$
R(n) 193.1.1.0/26 193.1.2.2 2 193.1.2.2 0 $$[0-9:]+$$
C(i) 193.1.2.0/26 0.0.0.0 1 self 0
"""
yield from AssertVtysh.make(r3, "ripd", "show ip rip", compare, maxwait=10.0, filters=[strip_header])