--- /dev/null
+#!/usr/bin/env python
+
+#
+# test_bgp_confed1.py
+#
+# Copyright 2022 6WIND S.A.
+#
+# 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 6WIND DISCLAIMS ALL WARRANTIES
+# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL 6WIND 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.
+#
+
+"""
+test_bgp_confed1.py: Test the FRR BGP confederations with AS member
+same as confederation Id, verify BGP prefixes and path distribution
+"""
+
+import os
+import sys
+import json
+from functools import partial
+import pytest
+
+# Save the Current Working Directory to find configuration files.
+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
+
+pytestmark = [pytest.mark.bgpd]
+
+
+def build_topo(tgen):
+ for routern in range(1, 5):
+ tgen.add_router("r{}".format(routern))
+
+ switch = tgen.add_switch("s1")
+ switch.add_link(tgen.gears["r1"])
+ switch.add_link(tgen.gears["r2"])
+
+ switch = tgen.add_switch("s3")
+ switch.add_link(tgen.gears["r3"])
+ switch.add_link(tgen.gears["r4"])
+
+ switch = tgen.add_switch("s2")
+ switch.add_link(tgen.gears["r2"])
+ switch.add_link(tgen.gears["r3"])
+
+def setup_module(mod):
+
+ tgen = Topogen(build_topo, mod.__name__)
+ tgen.start_topology()
+
+ router_list = tgen.routers()
+ for rname, router in router_list.items():
+ router.load_config(
+ TopoRouter.RD_ZEBRA, os.path.join(CWD, "{}/zebra.conf".format(rname))
+ )
+ router.load_config(
+ TopoRouter.RD_ISIS, os.path.join(CWD, "{}/isisd.conf".format(rname))
+ )
+ router.load_config(
+ TopoRouter.RD_BGP, os.path.join(CWD, "{}/bgpd.conf".format(rname))
+ )
+
+ # Initialize all routers.
+ tgen.start_router()
+
+def teardown_module(_mod):
+ "Teardown the pytest environment"
+ tgen = get_topogen()
+ tgen.stop_topology()
+
+
+def test_bgp_convergence():
+ "Assert that BGP is converging."
+ tgen = get_topogen()
+ if tgen.routers_have_failure():
+ pytest.skip(tgen.errors)
+
+ logger.info("waiting for bgp peers to go up")
+
+ for router in tgen.routers().values():
+ ref_file = "{}/{}/bgp_summary.json".format(CWD, router.name)
+ expected = json.loads(open(ref_file).read())
+ test_func = partial(
+ topotest.router_json_cmp, router, "show ip bgp summary json", expected
+ )
+ _, res = topotest.run_and_expect(test_func, None, count=125, wait=2.0)
+ assertmsg = "{}: bgp did not converge".format(router.name)
+ assert res is None, assertmsg
+
+
+def test_bgp_confed_ipv4_unicast():
+ "Assert that BGP is exchanging BGP route."
+ tgen = get_topogen()
+ if tgen.routers_have_failure():
+ pytest.skip(tgen.errors)
+
+ logger.info("waiting for bgp peers exchanging UPDATES")
+
+ for router in tgen.routers().values():
+ ref_file = "{}/{}/bgp_ipv4_unicast.json".format(CWD, router.name)
+ expected = json.loads(open(ref_file).read())
+ test_func = partial(
+ topotest.router_json_cmp, router, "show bgp ipv4 unicast json", expected
+ )
+ _, res = topotest.run_and_expect(test_func, None, count=40, wait=2.5)
+ assertmsg = "{}: BGP UPDATE exchange failure".format(router.name)
+ assert res is None, assertmsg
+
+
+if __name__ == "__main__":
+ args = ["-s"] + sys.argv[1:]
+ sys.exit(pytest.main(args))
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