--- /dev/null
+#!/usr/bin/env python
+
+#
+# Part of NetDEF Topology Tests
+#
+# Copyright (c) 2018, LabN Consulting, L.L.C.
+# Authored by Lou Berger <lberger@labn.net>
+#
+# Permission to use, copy, modify, and/or distribute this software
+# for any purpose with or without fee is hereby granted, provided
+# that the above copyright notice and this permission notice appear
+# in all copies.
+#
+# THE SOFTWARE IS PROVIDED "AS IS" AND NETDEF DISCLAIMS ALL WARRANTIES
+# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL NETDEF BE LIABLE FOR
+# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY
+# DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+# WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS
+# ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
+# OF THIS SOFTWARE.
+#
+
+import os
+import re
+import sys
+import json
+import functools
+import pytest
+
+CWD = os.path.dirname(os.path.realpath(__file__))
+sys.path.append(os.path.join(CWD, "../"))
+
+# pylint: disable=C0413
+# Import topogen and topotest helpers
+from lib import topotest
+from lib.topogen import Topogen, TopoRouter, get_topogen
+from lib.topolog import logger
+from lib.common_config import required_linux_kernel_version
+
+pytestmark = [pytest.mark.bgpd]
+
+
+def build_topo(tgen):
+ tgen.add_router("r1")
+ tgen.add_router("r2")
+
+ tgen.add_router("c11")
+ tgen.add_router("c12")
+ tgen.add_router("c21")
+ tgen.add_router("c22")
+
+ tgen.add_link(tgen.gears["r1"], tgen.gears["r2"], "eth0", "eth0")
+ tgen.add_link(tgen.gears["r1"], tgen.gears["c11"], "eth1", "eth0")
+ tgen.add_link(tgen.gears["r1"], tgen.gears["c12"], "eth2", "eth0")
+ tgen.add_link(tgen.gears["r2"], tgen.gears["c21"], "eth1", "eth0")
+ tgen.add_link(tgen.gears["r2"], tgen.gears["c22"], "eth2", "eth0")
+
+
+def setup_module(mod):
+ result = required_linux_kernel_version("5.15")
+ if result is not True:
+ pytest.skip("Kernel requirements are not met")
+
+ tgen = Topogen(build_topo, mod.__name__)
+ tgen.start_topology()
+
+ for rname, router in tgen.routers().items():
+ router.load_config(TopoRouter.RD_ZEBRA,
+ os.path.join(CWD, '{}/zebra.conf'.format(rname)))
+ router.load_config(TopoRouter.RD_STATIC,
+ os.path.join(CWD, '{}/staticd.conf'.format(rname)))
+ router.load_config(TopoRouter.RD_BGP,
+ os.path.join(CWD, '{}/bgpd.conf'.format(rname)))
+
+ tgen.gears["r1"].run("sysctl net.vrf.strict_mode=1")
+ tgen.gears["r1"].run("ip link add vrf10 type vrf table 10")
+ tgen.gears["r1"].run("ip link set vrf10 up")
+ tgen.gears["r1"].run("ip link add vrf20 type vrf table 20")
+ tgen.gears["r1"].run("ip link set vrf20 up")
+ tgen.gears["r1"].run("ip link set eth1 master vrf10")
+ tgen.gears["r1"].run("ip link set eth2 master vrf20")
+
+ tgen.gears["r2"].run("sysctl net.vrf.strict_mode=1")
+ tgen.gears["r2"].run("ip link add vrf10 type vrf table 10")
+ tgen.gears["r2"].run("ip link set vrf10 up")
+ tgen.gears["r2"].run("ip link add vrf20 type vrf table 20")
+ tgen.gears["r2"].run("ip link set vrf20 up")
+ tgen.gears["r2"].run("ip link set eth1 master vrf10")
+ tgen.gears["r2"].run("ip link set eth2 master vrf20")
+
+ tgen.start_router()
+
+
+def teardown_module(mod):
+ tgen = get_topogen()
+ tgen.stop_topology()
+
+
+def check_ping4(name, dest_addr, expected):
+ def _check(name, dest_addr, match):
+ tgen = get_topogen()
+ output = tgen.gears[name].run("ping {} -c 1 -w 1".format(dest_addr))
+ logger.info(output)
+ if match not in output:
+ return "ping fail"
+
+ match = ", {} packet loss".format("0%" if expected else "100%")
+ logger.info("[+] check {} {} {}".format(name, dest_addr, match))
+ tgen = get_topogen()
+ func = functools.partial(_check, name, dest_addr, match)
+ success, result = topotest.run_and_expect(func, None, count=10, wait=1)
+ assert result is None, "Failed"
+
+
+def test_ping():
+ tgen = get_topogen()
+ logger.info(tgen.gears["c11"].run("ip route show"))
+ # tests for ipv4-vpn
+ check_ping4("c11", "192.168.2.1", True)
+ check_ping4("c12", "192.168.2.1", True)
+ check_ping4("c21", "192.168.1.1", True)
+ check_ping4("c22", "192.168.1.1", True)
+
+
+if __name__ == "__main__":
+ args = ["-s"] + sys.argv[1:]
+ sys.exit(pytest.main(args))
projects / mirror_frr.git / commitdiff