1152 lines
33 KiB
Python
1152 lines
33 KiB
Python
#!/usr/bin/env python
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# SPDX-License-Identifier: ISC
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#
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# Copyright (c) 2023 by
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# Carmine Scarpitta <carmine.scarpitta@uniroma2.it>
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#
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"""
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test_isis_srv6_topo1.py:
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+---------+
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| |
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| RT1 |
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| 1.1.1.1 |
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+---------+
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|eth-sw1
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+---------+ | +---------+
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| | | | |
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| RT2 |eth-sw1 | eth-sw1| RT3 |
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| 2.2.2.2 +----------+----------+ 3.3.3.3 |
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| | 10.0.1.0/24 | |
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+---------+ +---------+
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eth-rt4-1| |eth-rt4-2 eth-rt5-1| |eth-rt5-2
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| | | |
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10.0.2.0/24| |10.0.3.0/24 10.0.4.0/24| |10.0.5.0/24
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eth-rt2-1| |eth-rt2-2 eth-rt3-1| |eth-rt3-2
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+---------+ +---------+
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| | | |
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| RT4 | 10.0.6.0/24 | RT5 |
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| 4.4.4.4 +---------------------+ 5.5.5.5 |
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| |eth-rt5 eth-rt4| |
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+---------+ +---------+
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eth-rt6| |eth-rt6
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10.0.7.0/24| |10.0.8.0/24
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| +---------+ |
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| | | |
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| | RT6 | |
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+----------+ 6.6.6.6 +-----------+
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eth-rt4| |eth-rt5
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+---------+
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|eth-dst (.1)
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|10.0.10.0/24
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|eth-rt6 (.2)
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+---------+
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| DST |
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| 9.9.9.2 |
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+---------+
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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 functools
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import pytest
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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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# Import topogen and topotest helpers
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from lib import topotest
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from lib.topogen import Topogen, TopoRouter, get_topogen
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from lib.topolog import logger
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from lib.common_config import (
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required_linux_kernel_version,
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create_interface_in_kernel,
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)
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pytestmark = [pytest.mark.isisd, pytest.mark.sharpd]
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def build_topo(tgen):
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"""Build function"""
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# Define FRR Routers
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tgen.add_router("rt1")
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tgen.add_router("rt2")
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tgen.add_router("rt3")
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tgen.add_router("rt4")
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tgen.add_router("rt5")
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tgen.add_router("rt6")
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tgen.add_router("dst")
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# Define connections
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switch = tgen.add_switch("s1")
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switch.add_link(tgen.gears["rt1"], nodeif="eth-sw1")
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switch.add_link(tgen.gears["rt2"], nodeif="eth-sw1")
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switch.add_link(tgen.gears["rt3"], nodeif="eth-sw1")
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switch = tgen.add_switch("s2")
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switch.add_link(tgen.gears["rt2"], nodeif="eth-rt4-1")
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switch.add_link(tgen.gears["rt4"], nodeif="eth-rt2-1")
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switch = tgen.add_switch("s3")
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switch.add_link(tgen.gears["rt2"], nodeif="eth-rt4-2")
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switch.add_link(tgen.gears["rt4"], nodeif="eth-rt2-2")
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switch = tgen.add_switch("s4")
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switch.add_link(tgen.gears["rt3"], nodeif="eth-rt5-1")
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switch.add_link(tgen.gears["rt5"], nodeif="eth-rt3-1")
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switch = tgen.add_switch("s5")
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switch.add_link(tgen.gears["rt3"], nodeif="eth-rt5-2")
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switch.add_link(tgen.gears["rt5"], nodeif="eth-rt3-2")
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switch = tgen.add_switch("s6")
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switch.add_link(tgen.gears["rt4"], nodeif="eth-rt5")
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switch.add_link(tgen.gears["rt5"], nodeif="eth-rt4")
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switch = tgen.add_switch("s7")
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switch.add_link(tgen.gears["rt4"], nodeif="eth-rt6")
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switch.add_link(tgen.gears["rt6"], nodeif="eth-rt4")
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switch = tgen.add_switch("s8")
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switch.add_link(tgen.gears["rt5"], nodeif="eth-rt6")
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switch.add_link(tgen.gears["rt6"], nodeif="eth-rt5")
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switch = tgen.add_switch("s9")
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switch.add_link(tgen.gears["rt6"], nodeif="eth-dst")
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switch.add_link(tgen.gears["dst"], nodeif="eth-rt6")
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# Add dummy interface for SRv6
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create_interface_in_kernel(
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tgen,
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"rt1",
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"sr0",
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"2001:db8::1",
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netmask="128",
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create=True,
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)
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create_interface_in_kernel(
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tgen,
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"rt2",
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"sr0",
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"2001:db8::2",
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netmask="128",
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create=True,
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)
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create_interface_in_kernel(
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tgen,
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"rt3",
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"sr0",
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"2001:db8::3",
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netmask="128",
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create=True,
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)
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create_interface_in_kernel(
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tgen,
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"rt4",
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"sr0",
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"2001:db8::4",
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netmask="128",
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create=True,
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)
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create_interface_in_kernel(
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tgen,
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"rt5",
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"sr0",
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"2001:db8::5",
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netmask="128",
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create=True,
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)
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create_interface_in_kernel(
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tgen,
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"rt6",
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"sr0",
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"2001:db8::6",
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netmask="128",
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create=True,
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)
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def setup_module(mod):
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"""Sets up the pytest environment"""
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# Verify if kernel requirements are satisfied
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result = required_linux_kernel_version("4.10")
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if result is not True:
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pytest.skip("Kernel requirements are not met")
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# Build the topology
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tgen = Topogen(build_topo, mod.__name__)
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tgen.start_topology()
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# For all registered routers, load the zebra and isis configuration files
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for rname, router in tgen.routers().items():
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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_ISIS, os.path.join(CWD, "{}/isisd.conf".format(rname))
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)
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if os.path.exists("{}/sharpd.conf".format(rname)):
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router.load_config(
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TopoRouter.RD_SHARP, os.path.join(CWD, "{}/sharpd.conf".format(rname))
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)
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# Start routers
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tgen.start_router()
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def teardown_module():
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"Teardown the pytest environment"
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# Teardown the topology
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tgen = get_topogen()
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tgen.stop_topology()
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def router_compare_json_output(rname, command, reference):
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"Compare router JSON output"
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logger.info('Comparing router "%s" "%s" output', rname, command)
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tgen = get_topogen()
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filename = "{}/{}/{}".format(CWD, rname, reference)
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expected = json.loads(open(filename).read())
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# Run test function until we get an result. Wait at most 60 seconds.
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test_func = functools.partial(
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topotest.router_json_cmp, tgen.gears[rname], command, expected
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)
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_, diff = topotest.run_and_expect(test_func, None, count=120, wait=0.5)
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assertmsg = '"{}" JSON output mismatches the expected result'.format(rname)
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assert diff is None, assertmsg
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def check_ping6(name, dest_addr, expect_connected):
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def _check(name, dest_addr, match):
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tgen = get_topogen()
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output = tgen.gears[name].run("ping6 {} -c 1 -w 1".format(dest_addr))
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logger.info(output)
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if match not in output:
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return "ping fail"
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match = "{} packet loss".format("0%" if expect_connected else "100%")
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logger.info("[+] check {} {} {}".format(name, dest_addr, match))
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tgen = get_topogen()
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func = functools.partial(_check, name, dest_addr, match)
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_, result = topotest.run_and_expect(func, None, count=10, wait=1)
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assert result is None, "Failed"
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#
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# Step 1
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#
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# Test initial network convergence
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#
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def test_isis_adjacencies_step1():
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logger.info("Test (step 1): check IS-IS adjacencies")
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tgen = get_topogen()
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# Skip if previous fatal error condition is raised
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if tgen.routers_have_failure():
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pytest.skip(tgen.errors)
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for rname in ["rt1", "rt2", "rt3", "rt4", "rt5", "rt6"]:
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router_compare_json_output(
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rname,
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"show yang operational-data /frr-interface:lib isisd",
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"step1/show_yang_interface_isis_adjacencies.ref",
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)
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def test_rib_ipv4_step1():
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logger.info("Test (step 1): verify IPv4 RIB")
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tgen = get_topogen()
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# Skip if previous fatal error condition is raised
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if tgen.routers_have_failure():
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pytest.skip(tgen.errors)
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for rname in ["rt1", "rt2", "rt3", "rt4", "rt5", "rt6"]:
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router_compare_json_output(
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rname, "show ip route isis json", "step1/show_ip_route.ref"
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)
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def test_rib_ipv6_step1():
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logger.info("Test (step 1): verify IPv6 RIB")
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tgen = get_topogen()
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# Skip if previous fatal error condition is raised
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if tgen.routers_have_failure():
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pytest.skip(tgen.errors)
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for rname in ["rt1", "rt2", "rt3", "rt4", "rt5", "rt6"]:
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router_compare_json_output(
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rname, "show ipv6 route isis json", "step1/show_ipv6_route.ref"
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)
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def test_srv6_locator_step1():
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logger.info("Test (step 1): verify SRv6 Locator")
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tgen = get_topogen()
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# Skip if previous fatal error condition is raised
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if tgen.routers_have_failure():
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pytest.skip(tgen.errors)
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for rname in ["rt1", "rt2", "rt3", "rt4", "rt5", "rt6"]:
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router_compare_json_output(
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rname,
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"show segment-routing srv6 locator json",
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"step1/show_srv6_locator_table.ref",
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)
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def test_ping_step1():
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logger.info("Test (step 1): verify ping")
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tgen = get_topogen()
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# Required linux kernel version for this suite to run.
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result = required_linux_kernel_version("6.1")
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if result is not True:
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pytest.skip("Kernel requirements are not met, kernel version should be >=6.1")
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# Skip if previous fatal error condition is raised
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if tgen.routers_have_failure():
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pytest.skip(tgen.errors)
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# Setup encap route on rt1, decap route on rt2
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tgen.gears["rt1"].vtysh_cmd(
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"sharp install seg6-routes fc00:0:9::1 nexthop-seg6 2001:db8:1::2 encap fc00:0:1:2:6:f00d:: 1"
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)
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tgen.gears["rt6"].vtysh_cmd(
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"sharp install seg6local-routes fc00:0:f00d:: nexthop-seg6local eth-dst End_DT6 254 1"
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)
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tgen.gears["dst"].vtysh_cmd(
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"sharp install route 2001:db8:1::1 nexthop 2001:db8:10::1 1"
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)
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# Try to ping dst from rt1
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check_ping6("rt1", "fc00:0:9::1", True)
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#
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# Step 2
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#
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# Action(s):
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# -Disable SRv6 Locator on zebra on rt1
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#
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# Expected changes:
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# -rt1 should uninstall the SRv6 End SID
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# -rt1 should remove the SRv6 Locator from zebra
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# -rt1 should remove the SRv6 Locator TLV from the LSPs
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# -rt1 should remove the SRv6 Capabilities Sub-TLV from the Router Capability TLV
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# -rt2, rt3, rt4, rt5, rt6 should uninstall the route pointing to the rt1's SRv6 Locator from the RIB
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#
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def test_isis_adjacencies_step2():
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logger.info("Test (step 2): check IS-IS adjacencies")
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tgen = get_topogen()
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# Skip if previous fatal error condition is raised
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if tgen.routers_have_failure():
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pytest.skip(tgen.errors)
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logger.info("Disabling SRv6 Locator on zebra on rt1")
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tgen.gears["rt1"].vtysh_cmd(
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"""
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configure terminal
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segment-routing
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srv6
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locators
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no locator loc1
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"""
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)
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for rname in ["rt1", "rt2", "rt3", "rt4", "rt5", "rt6"]:
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router_compare_json_output(
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rname,
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"show yang operational-data /frr-interface:lib isisd",
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"step2/show_yang_interface_isis_adjacencies.ref",
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)
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def test_rib_ipv4_step2():
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logger.info("Test (step 2): verify IPv4 RIB")
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tgen = get_topogen()
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# Skip if previous fatal error condition is raised
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if tgen.routers_have_failure():
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pytest.skip(tgen.errors)
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for rname in ["rt1", "rt2", "rt3", "rt4", "rt5", "rt6"]:
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router_compare_json_output(
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rname, "show ip route isis json", "step2/show_ip_route.ref"
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)
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def test_rib_ipv6_step2():
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logger.info("Test (step 2): verify IPv6 RIB")
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tgen = get_topogen()
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# Skip if previous fatal error condition is raised
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if tgen.routers_have_failure():
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pytest.skip(tgen.errors)
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for rname in ["rt1", "rt2", "rt3", "rt4", "rt5", "rt6"]:
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router_compare_json_output(
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rname, "show ipv6 route isis json", "step2/show_ipv6_route.ref"
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)
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def test_srv6_locator_step2():
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logger.info("Test (step 2): verify SRv6 Locator")
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tgen = get_topogen()
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# Skip if previous fatal error condition is raised
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if tgen.routers_have_failure():
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pytest.skip(tgen.errors)
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for rname in ["rt1", "rt2", "rt3", "rt4", "rt5", "rt6"]:
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router_compare_json_output(
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rname,
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"show segment-routing srv6 locator json",
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"step2/show_srv6_locator_table.ref",
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)
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def test_ping_step2():
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logger.info("Test (step 2): verify ping")
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tgen = get_topogen()
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# Required linux kernel version for this suite to run.
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result = required_linux_kernel_version("6.1")
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if result is not True:
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pytest.skip("Kernel requirements are not met, kernel version should be >=6.1")
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# Skip if previous fatal error condition is raised
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if tgen.routers_have_failure():
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pytest.skip(tgen.errors)
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check_ping6("rt1", "fc00:0:9::1", False)
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#
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# Step 3
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#
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# Action(s):
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# -Enable SRv6 Locator on zebra on rt1
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#
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# Expected changes:
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# -rt1 should install the SRv6 End SID
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# -rt1 should install the SRv6 Locator in zebra
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# -rt1 should add the SRv6 Locator TLV to the LSPs
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# -rt1 should add the SRv6 Capabilities Sub-TLV to the Router Capability TLV
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# -rt2, rt3, rt4, rt5, rt6 should install a route pointing to the rt1's SRv6 Locator in the RIB
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#
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def test_isis_adjacencies_step3():
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logger.info("Test (step 3): check IS-IS adjacencies")
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tgen = get_topogen()
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# Skip if previous fatal error condition is raised
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if tgen.routers_have_failure():
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pytest.skip(tgen.errors)
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logger.info("Enabling SRv6 Locator on zebra on rt1")
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tgen.gears["rt1"].vtysh_cmd(
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"""
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configure terminal
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segment-routing
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srv6
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locators
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locator loc1
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prefix fc00:0:1::/48 block-len 32 node-len 16 func-bits 16
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behavior usid
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"""
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)
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for rname in ["rt1", "rt2", "rt3", "rt4", "rt5", "rt6"]:
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router_compare_json_output(
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rname,
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"show yang operational-data /frr-interface:lib isisd",
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"step3/show_yang_interface_isis_adjacencies.ref",
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)
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def test_rib_ipv4_step3():
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logger.info("Test (step 3): verify IPv4 RIB")
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tgen = get_topogen()
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# Skip if previous fatal error condition is raised
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if tgen.routers_have_failure():
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pytest.skip(tgen.errors)
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for rname in ["rt1", "rt2", "rt3", "rt4", "rt5", "rt6"]:
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router_compare_json_output(
|
|
rname, "show ip route isis json", "step3/show_ip_route.ref"
|
|
)
|
|
|
|
|
|
def test_rib_ipv6_step3():
|
|
logger.info("Test (step 3): verify IPv6 RIB")
|
|
tgen = get_topogen()
|
|
|
|
# Skip if previous fatal error condition is raised
|
|
if tgen.routers_have_failure():
|
|
pytest.skip(tgen.errors)
|
|
|
|
for rname in ["rt1", "rt2", "rt3", "rt4", "rt5", "rt6"]:
|
|
router_compare_json_output(
|
|
rname, "show ipv6 route isis json", "step3/show_ipv6_route.ref"
|
|
)
|
|
|
|
|
|
def test_srv6_locator_step3():
|
|
logger.info("Test (step 3): verify SRv6 Locator")
|
|
tgen = get_topogen()
|
|
|
|
# Skip if previous fatal error condition is raised
|
|
if tgen.routers_have_failure():
|
|
pytest.skip(tgen.errors)
|
|
|
|
for rname in ["rt1", "rt2", "rt3", "rt4", "rt5", "rt6"]:
|
|
router_compare_json_output(
|
|
rname,
|
|
"show segment-routing srv6 locator json",
|
|
"step3/show_srv6_locator_table.ref",
|
|
)
|
|
|
|
|
|
def test_ping_step3():
|
|
logger.info("Test (step 3): verify ping")
|
|
tgen = get_topogen()
|
|
|
|
# Required linux kernel version for this suite to run.
|
|
result = required_linux_kernel_version("6.1")
|
|
if result is not True:
|
|
pytest.skip("Kernel requirements are not met, kernel version should be >=6.1")
|
|
|
|
# Skip if previous fatal error condition is raised
|
|
if tgen.routers_have_failure():
|
|
pytest.skip(tgen.errors)
|
|
|
|
check_ping6("rt1", "fc00:0:9::1", True)
|
|
|
|
|
|
#
|
|
# Step 4
|
|
#
|
|
# Action(s):
|
|
# -Disable SRv6 Locator on ISIS on rt1
|
|
#
|
|
# Expected changes:
|
|
# -rt1 should uninstall the SRv6 End SID
|
|
# -rt1 should remove the SRv6 Locator TLV from the LSPs
|
|
# -rt1 should remove the SRv6 Capabilities Sub-TLV from the Router Capability TLV
|
|
# -rt2, rt3, rt4, rt5, rt6 should uninstall the route pointing to the rt1's SRv6 Locator from the RIB
|
|
#
|
|
def test_isis_adjacencies_step4():
|
|
logger.info("Test (step 4): check IS-IS adjacencies")
|
|
tgen = get_topogen()
|
|
|
|
# Skip if previous fatal error condition is raised
|
|
if tgen.routers_have_failure():
|
|
pytest.skip(tgen.errors)
|
|
|
|
logger.info("Disabling SRv6 Locator on ISIS on rt1")
|
|
tgen.gears["rt1"].vtysh_cmd(
|
|
"""
|
|
configure terminal
|
|
router isis 1
|
|
segment-routing srv6
|
|
no locator loc1
|
|
"""
|
|
)
|
|
|
|
for rname in ["rt1", "rt2", "rt3", "rt4", "rt5", "rt6"]:
|
|
router_compare_json_output(
|
|
rname,
|
|
"show yang operational-data /frr-interface:lib isisd",
|
|
"step4/show_yang_interface_isis_adjacencies.ref",
|
|
)
|
|
|
|
|
|
def test_rib_ipv4_step4():
|
|
logger.info("Test (step 4): verify IPv4 RIB")
|
|
tgen = get_topogen()
|
|
|
|
# Skip if previous fatal error condition is raised
|
|
if tgen.routers_have_failure():
|
|
pytest.skip(tgen.errors)
|
|
|
|
for rname in ["rt1", "rt2", "rt3", "rt4", "rt5", "rt6"]:
|
|
router_compare_json_output(
|
|
rname, "show ip route isis json", "step4/show_ip_route.ref"
|
|
)
|
|
|
|
|
|
def test_rib_ipv6_step4():
|
|
logger.info("Test (step 4): verify IPv6 RIB")
|
|
tgen = get_topogen()
|
|
|
|
# Skip if previous fatal error condition is raised
|
|
if tgen.routers_have_failure():
|
|
pytest.skip(tgen.errors)
|
|
|
|
for rname in ["rt1", "rt2", "rt3", "rt4", "rt5", "rt6"]:
|
|
router_compare_json_output(
|
|
rname, "show ipv6 route isis json", "step4/show_ipv6_route.ref"
|
|
)
|
|
|
|
|
|
def test_srv6_locator_step4():
|
|
logger.info("Test (step 4): verify SRv6 Locator")
|
|
tgen = get_topogen()
|
|
|
|
# Skip if previous fatal error condition is raised
|
|
if tgen.routers_have_failure():
|
|
pytest.skip(tgen.errors)
|
|
|
|
for rname in ["rt1", "rt2", "rt3", "rt4", "rt5", "rt6"]:
|
|
router_compare_json_output(
|
|
rname,
|
|
"show segment-routing srv6 locator json",
|
|
"step4/show_srv6_locator_table.ref",
|
|
)
|
|
|
|
|
|
def test_ping_step4():
|
|
logger.info("Test (step 4): verify ping")
|
|
tgen = get_topogen()
|
|
|
|
# Required linux kernel version for this suite to run.
|
|
result = required_linux_kernel_version("6.1")
|
|
if result is not True:
|
|
pytest.skip("Kernel requirements are not met, kernel version should be >=6.1")
|
|
|
|
# Skip if previous fatal error condition is raised
|
|
if tgen.routers_have_failure():
|
|
pytest.skip(tgen.errors)
|
|
|
|
check_ping6("rt1", "fc00:0:9::1", False)
|
|
|
|
|
|
#
|
|
# Step 5
|
|
#
|
|
# Action(s):
|
|
# -Enable SRv6 Locator on ISIS on rt1
|
|
#
|
|
# Expected changes:
|
|
# -rt1 should install the SRv6 End SID
|
|
# -rt1 should add the SRv6 Locator TLV to the LSPs
|
|
# -rt1 should add the SRv6 Capabilities Sub-TLV to the Router Capability TLV
|
|
# -rt2, rt3, rt4, rt5, rt6 should install a route pointing to the rt1's SRv6 Locator in the RIB
|
|
#
|
|
def test_isis_adjacencies_step5():
|
|
logger.info("Test (step 5): check IS-IS adjacencies")
|
|
tgen = get_topogen()
|
|
|
|
# Skip if previous fatal error condition is raised
|
|
if tgen.routers_have_failure():
|
|
pytest.skip(tgen.errors)
|
|
|
|
logger.info("Enabling SRv6 Locator on ISIS on rt1")
|
|
tgen.gears["rt1"].vtysh_cmd(
|
|
"""
|
|
configure terminal
|
|
router isis 1
|
|
segment-routing srv6
|
|
locator loc1
|
|
"""
|
|
)
|
|
|
|
for rname in ["rt1", "rt2", "rt3", "rt4", "rt5", "rt6"]:
|
|
router_compare_json_output(
|
|
rname,
|
|
"show yang operational-data /frr-interface:lib isisd",
|
|
"step5/show_yang_interface_isis_adjacencies.ref",
|
|
)
|
|
|
|
|
|
def test_rib_ipv4_step5():
|
|
logger.info("Test (step 5): verify IPv4 RIB")
|
|
tgen = get_topogen()
|
|
|
|
# Skip if previous fatal error condition is raised
|
|
if tgen.routers_have_failure():
|
|
pytest.skip(tgen.errors)
|
|
|
|
for rname in ["rt1", "rt2", "rt3", "rt4", "rt5", "rt6"]:
|
|
router_compare_json_output(
|
|
rname, "show ip route isis json", "step5/show_ip_route.ref"
|
|
)
|
|
|
|
|
|
def test_rib_ipv6_step5():
|
|
logger.info("Test (step 5): verify IPv6 RIB")
|
|
tgen = get_topogen()
|
|
|
|
# Skip if previous fatal error condition is raised
|
|
if tgen.routers_have_failure():
|
|
pytest.skip(tgen.errors)
|
|
|
|
for rname in ["rt1", "rt2", "rt3", "rt4", "rt5", "rt6"]:
|
|
router_compare_json_output(
|
|
rname, "show ipv6 route isis json", "step5/show_ipv6_route.ref"
|
|
)
|
|
|
|
|
|
def test_srv6_locator_step5():
|
|
logger.info("Test (step 5): verify SRv6 Locator")
|
|
tgen = get_topogen()
|
|
|
|
# Skip if previous fatal error condition is raised
|
|
if tgen.routers_have_failure():
|
|
pytest.skip(tgen.errors)
|
|
|
|
for rname in ["rt1", "rt2", "rt3", "rt4", "rt5", "rt6"]:
|
|
router_compare_json_output(
|
|
rname,
|
|
"show segment-routing srv6 locator json",
|
|
"step5/show_srv6_locator_table.ref",
|
|
)
|
|
|
|
|
|
def test_ping_step5():
|
|
logger.info("Test (step 5): verify ping")
|
|
tgen = get_topogen()
|
|
|
|
# Required linux kernel version for this suite to run.
|
|
result = required_linux_kernel_version("6.1")
|
|
if result is not True:
|
|
pytest.skip("Kernel requirements are not met, kernel version should be >=6.1")
|
|
|
|
# Skip if previous fatal error condition is raised
|
|
if tgen.routers_have_failure():
|
|
pytest.skip(tgen.errors)
|
|
|
|
check_ping6("rt1", "fc00:0:9::1", True)
|
|
|
|
|
|
#
|
|
# Step 6
|
|
#
|
|
# Action(s):
|
|
# -Disable SRv6 on ISIS on rt1
|
|
#
|
|
# Expected changes:
|
|
# -rt1 should uninstall the SRv6 End SID
|
|
# -rt1 should remove the SRv6 Locator TLV from the LSPs
|
|
# -rt1 should remove the SRv6 Capabilities Sub-TLV from the Router Capability TLV
|
|
# -rt2, rt3, rt4, rt5, rt6 should uninstall the route pointing to the rt1's SRv6 Locator from the RIB
|
|
#
|
|
def test_isis_adjacencies_step6():
|
|
logger.info("Test (step 6): check IS-IS adjacencies")
|
|
tgen = get_topogen()
|
|
|
|
# Skip if previous fatal error condition is raised
|
|
if tgen.routers_have_failure():
|
|
pytest.skip(tgen.errors)
|
|
|
|
logger.info("Disabling SRv6 on ISIS on rt1")
|
|
tgen.gears["rt1"].vtysh_cmd(
|
|
"""
|
|
configure terminal
|
|
router isis 1
|
|
no segment-routing srv6
|
|
"""
|
|
)
|
|
|
|
for rname in ["rt1", "rt2", "rt3", "rt4", "rt5", "rt6"]:
|
|
router_compare_json_output(
|
|
rname,
|
|
"show yang operational-data /frr-interface:lib isisd",
|
|
"step6/show_yang_interface_isis_adjacencies.ref",
|
|
)
|
|
|
|
|
|
def test_rib_ipv4_step6():
|
|
logger.info("Test (step 6): verify IPv4 RIB")
|
|
tgen = get_topogen()
|
|
|
|
# Skip if previous fatal error condition is raised
|
|
if tgen.routers_have_failure():
|
|
pytest.skip(tgen.errors)
|
|
|
|
for rname in ["rt1", "rt2", "rt3", "rt4", "rt5", "rt6"]:
|
|
router_compare_json_output(
|
|
rname, "show ip route isis json", "step6/show_ip_route.ref"
|
|
)
|
|
|
|
|
|
def test_rib_ipv6_step6():
|
|
logger.info("Test (step 6): verify IPv6 RIB")
|
|
tgen = get_topogen()
|
|
|
|
# Skip if previous fatal error condition is raised
|
|
if tgen.routers_have_failure():
|
|
pytest.skip(tgen.errors)
|
|
|
|
for rname in ["rt1", "rt2", "rt3", "rt4", "rt5", "rt6"]:
|
|
router_compare_json_output(
|
|
rname, "show ipv6 route isis json", "step6/show_ipv6_route.ref"
|
|
)
|
|
|
|
|
|
def test_srv6_locator_step6():
|
|
logger.info("Test (step 6): verify SRv6 Locator")
|
|
tgen = get_topogen()
|
|
|
|
# Skip if previous fatal error condition is raised
|
|
if tgen.routers_have_failure():
|
|
pytest.skip(tgen.errors)
|
|
|
|
for rname in ["rt1", "rt2", "rt3", "rt4", "rt5", "rt6"]:
|
|
router_compare_json_output(
|
|
rname,
|
|
"show segment-routing srv6 locator json",
|
|
"step6/show_srv6_locator_table.ref",
|
|
)
|
|
|
|
|
|
def test_ping_step6():
|
|
logger.info("Test (step 6): verify ping")
|
|
tgen = get_topogen()
|
|
|
|
# Required linux kernel version for this suite to run.
|
|
result = required_linux_kernel_version("6.1")
|
|
if result is not True:
|
|
pytest.skip("Kernel requirements are not met, kernel version should be >=6.1")
|
|
|
|
# Skip if previous fatal error condition is raised
|
|
if tgen.routers_have_failure():
|
|
pytest.skip(tgen.errors)
|
|
|
|
check_ping6("rt1", "fc00:0:9::1", False)
|
|
|
|
|
|
#
|
|
# Step 7
|
|
#
|
|
# Action(s):
|
|
# -Enable SRv6 on ISIS on rt1
|
|
#
|
|
# Expected changes:
|
|
# -rt1 should install the SRv6 End SID
|
|
# -rt1 should add the SRv6 Locator TLV to the LSPs
|
|
# -rt1 should add the SRv6 Capabilities Sub-TLV to the Router Capability TLV
|
|
# -rt2, rt3, rt4, rt5, rt6 should install a route pointing to the rt1's SRv6 Locator in the RIB
|
|
#
|
|
def test_isis_adjacencies_step7():
|
|
logger.info("Test (step 7): check IS-IS adjacencies")
|
|
tgen = get_topogen()
|
|
|
|
# Skip if previous fatal error condition is raised
|
|
if tgen.routers_have_failure():
|
|
pytest.skip(tgen.errors)
|
|
|
|
logger.info("Enabling SRv6 on ISIS on rt1")
|
|
tgen.gears["rt1"].vtysh_cmd(
|
|
"""
|
|
configure terminal
|
|
router isis 1
|
|
segment-routing srv6
|
|
locator loc1
|
|
"""
|
|
)
|
|
|
|
for rname in ["rt1", "rt2", "rt3", "rt4", "rt5", "rt6"]:
|
|
router_compare_json_output(
|
|
rname,
|
|
"show yang operational-data /frr-interface:lib isisd",
|
|
"step7/show_yang_interface_isis_adjacencies.ref",
|
|
)
|
|
|
|
|
|
def test_rib_ipv4_step7():
|
|
logger.info("Test (step 7): verify IPv4 RIB")
|
|
tgen = get_topogen()
|
|
|
|
# Skip if previous fatal error condition is raised
|
|
if tgen.routers_have_failure():
|
|
pytest.skip(tgen.errors)
|
|
|
|
for rname in ["rt1", "rt2", "rt3", "rt4", "rt5", "rt6"]:
|
|
router_compare_json_output(
|
|
rname, "show ip route isis json", "step7/show_ip_route.ref"
|
|
)
|
|
|
|
|
|
def test_rib_ipv6_step7():
|
|
logger.info("Test (step 7): verify IPv6 RIB")
|
|
tgen = get_topogen()
|
|
|
|
# Skip if previous fatal error condition is raised
|
|
if tgen.routers_have_failure():
|
|
pytest.skip(tgen.errors)
|
|
|
|
for rname in ["rt1", "rt2", "rt3", "rt4", "rt5", "rt6"]:
|
|
router_compare_json_output(
|
|
rname, "show ipv6 route isis json", "step7/show_ipv6_route.ref"
|
|
)
|
|
|
|
|
|
def test_srv6_locator_step7():
|
|
logger.info("Test (step 7): verify SRv6 Locator")
|
|
tgen = get_topogen()
|
|
|
|
# Skip if previous fatal error condition is raised
|
|
if tgen.routers_have_failure():
|
|
pytest.skip(tgen.errors)
|
|
|
|
for rname in ["rt1", "rt2", "rt3", "rt4", "rt5", "rt6"]:
|
|
router_compare_json_output(
|
|
rname,
|
|
"show segment-routing srv6 locator json",
|
|
"step7/show_srv6_locator_table.ref",
|
|
)
|
|
|
|
|
|
def test_ping_step7():
|
|
logger.info("Test (step 7): verify ping")
|
|
tgen = get_topogen()
|
|
|
|
# Required linux kernel version for this suite to run.
|
|
result = required_linux_kernel_version("6.1")
|
|
if result is not True:
|
|
pytest.skip("Kernel requirements are not met, kernel version should be >=6.1")
|
|
|
|
# Skip if previous fatal error condition is raised
|
|
if tgen.routers_have_failure():
|
|
pytest.skip(tgen.errors)
|
|
|
|
check_ping6("rt1", "fc00:0:9::1", True)
|
|
|
|
|
|
#
|
|
# Step 8
|
|
#
|
|
# Action(s):
|
|
# -Disable SRv6 on zebra on rt1
|
|
#
|
|
# Expected changes:
|
|
# -rt1 should uninstall the SRv6 End SID
|
|
# -rt1 should remove the SRv6 Locator TLV from the LSPs
|
|
# -rt1 should remove the SRv6 Capabilities Sub-TLV from the Router Capability TLV
|
|
# -rt2, rt3, rt4, rt5, rt6 should uninstall the route pointing to the rt1's SRv6 Locator from the RIB
|
|
#
|
|
def test_isis_adjacencies_step8():
|
|
logger.info("Test (step 8): check IS-IS adjacencies")
|
|
tgen = get_topogen()
|
|
|
|
# Skip if previous fatal error condition is raised
|
|
if tgen.routers_have_failure():
|
|
pytest.skip(tgen.errors)
|
|
|
|
logger.info("Disabling SRv6 on zebra on rt1")
|
|
tgen.gears["rt1"].vtysh_cmd(
|
|
"""
|
|
configure terminal
|
|
segment-routing
|
|
no srv6
|
|
"""
|
|
)
|
|
|
|
for rname in ["rt1", "rt2", "rt3", "rt4", "rt5", "rt6"]:
|
|
router_compare_json_output(
|
|
rname,
|
|
"show yang operational-data /frr-interface:lib isisd",
|
|
"step8/show_yang_interface_isis_adjacencies.ref",
|
|
)
|
|
|
|
|
|
def test_rib_ipv4_step8():
|
|
logger.info("Test (step 8): verify IPv4 RIB")
|
|
tgen = get_topogen()
|
|
|
|
# Skip if previous fatal error condition is raised
|
|
if tgen.routers_have_failure():
|
|
pytest.skip(tgen.errors)
|
|
|
|
for rname in ["rt1", "rt2", "rt3", "rt4", "rt5", "rt6"]:
|
|
router_compare_json_output(
|
|
rname, "show ip route isis json", "step8/show_ip_route.ref"
|
|
)
|
|
|
|
|
|
def test_rib_ipv6_step8():
|
|
logger.info("Test (step 8): verify IPv6 RIB")
|
|
tgen = get_topogen()
|
|
|
|
# Skip if previous fatal error condition is raised
|
|
if tgen.routers_have_failure():
|
|
pytest.skip(tgen.errors)
|
|
|
|
for rname in ["rt1", "rt2", "rt3", "rt4", "rt5", "rt6"]:
|
|
router_compare_json_output(
|
|
rname, "show ipv6 route isis json", "step8/show_ipv6_route.ref"
|
|
)
|
|
|
|
|
|
def test_srv6_locator_step8():
|
|
logger.info("Test (step 8): verify SRv6 Locator")
|
|
tgen = get_topogen()
|
|
|
|
# Skip if previous fatal error condition is raised
|
|
if tgen.routers_have_failure():
|
|
pytest.skip(tgen.errors)
|
|
|
|
for rname in ["rt1", "rt2", "rt3", "rt4", "rt5", "rt6"]:
|
|
router_compare_json_output(
|
|
rname,
|
|
"show segment-routing srv6 locator json",
|
|
"step8/show_srv6_locator_table.ref",
|
|
)
|
|
|
|
|
|
def test_ping_step8():
|
|
logger.info("Test (step 8): verify ping")
|
|
tgen = get_topogen()
|
|
|
|
# Required linux kernel version for this suite to run.
|
|
result = required_linux_kernel_version("6.1")
|
|
if result is not True:
|
|
pytest.skip("Kernel requirements are not met, kernel version should be >=6.1")
|
|
|
|
# Skip if previous fatal error condition is raised
|
|
if tgen.routers_have_failure():
|
|
pytest.skip(tgen.errors)
|
|
|
|
check_ping6("rt1", "fc00:0:9::1", False)
|
|
|
|
|
|
#
|
|
# Step 9
|
|
#
|
|
# Action(s):
|
|
# -Enable SRv6 on zebra on rt1
|
|
#
|
|
# Expected changes:
|
|
# -rt1 should install the SRv6 End SID
|
|
# -rt1 should add the SRv6 Locator TLV to the LSPs
|
|
# -rt1 should add the SRv6 Capabilities Sub-TLV to the Router Capability TLV
|
|
# -rt2, rt3, rt4, rt5, rt6 should install a route pointing to the rt1's SRv6 Locator in the RIB
|
|
#
|
|
def test_isis_adjacencies_step9():
|
|
logger.info("Test (step 9): check IS-IS adjacencies")
|
|
tgen = get_topogen()
|
|
|
|
# Skip if previous fatal error condition is raised
|
|
if tgen.routers_have_failure():
|
|
pytest.skip(tgen.errors)
|
|
|
|
logger.info("Enabling SRv6 on zebra on rt1")
|
|
tgen.gears["rt1"].vtysh_cmd(
|
|
"""
|
|
configure terminal
|
|
segment-routing
|
|
srv6
|
|
locators
|
|
locator loc1
|
|
prefix fc00:0:1::/48 block-len 32 node-len 16 func-bits 16
|
|
behavior usid
|
|
"""
|
|
)
|
|
|
|
for rname in ["rt1", "rt2", "rt3", "rt4", "rt5", "rt6"]:
|
|
router_compare_json_output(
|
|
rname,
|
|
"show yang operational-data /frr-interface:lib isisd",
|
|
"step9/show_yang_interface_isis_adjacencies.ref",
|
|
)
|
|
|
|
|
|
def test_rib_ipv4_step9():
|
|
logger.info("Test (step 9): verify IPv4 RIB")
|
|
tgen = get_topogen()
|
|
|
|
# Skip if previous fatal error condition is raised
|
|
if tgen.routers_have_failure():
|
|
pytest.skip(tgen.errors)
|
|
|
|
for rname in ["rt1", "rt2", "rt3", "rt4", "rt5", "rt6"]:
|
|
router_compare_json_output(
|
|
rname, "show ip route isis json", "step9/show_ip_route.ref"
|
|
)
|
|
|
|
|
|
def test_rib_ipv6_step9():
|
|
logger.info("Test (step 9): verify IPv6 RIB")
|
|
tgen = get_topogen()
|
|
|
|
# Skip if previous fatal error condition is raised
|
|
if tgen.routers_have_failure():
|
|
pytest.skip(tgen.errors)
|
|
|
|
for rname in ["rt1", "rt2", "rt3", "rt4", "rt5", "rt6"]:
|
|
router_compare_json_output(
|
|
rname, "show ipv6 route isis json", "step9/show_ipv6_route.ref"
|
|
)
|
|
|
|
|
|
def test_srv6_locator_step9():
|
|
logger.info("Test (step 9): verify SRv6 Locator")
|
|
tgen = get_topogen()
|
|
|
|
# Skip if previous fatal error condition is raised
|
|
if tgen.routers_have_failure():
|
|
pytest.skip(tgen.errors)
|
|
|
|
for rname in ["rt1", "rt2", "rt3", "rt4", "rt5", "rt6"]:
|
|
router_compare_json_output(
|
|
rname,
|
|
"show segment-routing srv6 locator json",
|
|
"step9/show_srv6_locator_table.ref",
|
|
)
|
|
|
|
|
|
def test_ping_step9():
|
|
logger.info("Test (step 9): verify ping")
|
|
tgen = get_topogen()
|
|
|
|
# Required linux kernel version for this suite to run.
|
|
result = required_linux_kernel_version("6.1")
|
|
if result is not True:
|
|
pytest.skip("Kernel requirements are not met, kernel version should be >=6.1")
|
|
|
|
# Skip if previous fatal error condition is raised
|
|
if tgen.routers_have_failure():
|
|
pytest.skip(tgen.errors)
|
|
|
|
check_ping6("rt1", "fc00:0:9::1", True)
|
|
|
|
|
|
# Memory leak test template
|
|
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))
|