tests: Check if match source-protocol route-map cmd works for BGP

Signed-off-by: Donatas Abraitis <donatas@opensourcerouting.org>

tests/topotests/bgp_route_map_match_source_protocol/r1/frr.conf

@@ -0,0 +1,32 @@
+!
+interface lo
+ ip address 172.16.255.1/32
+!
+interface r1-eth0
+ ip address 192.168.1.1/24
+!
+interface r1-eth1
+ ip address 192.168.2.1/24
+!
+ip route 10.10.10.10/32 192.168.2.2
+!
+router bgp 65001
+ no bgp ebgp-requires-policy
+ neighbor 192.168.1.2 remote-as external
+ neighbor 192.168.1.2 timers 1 3
+ neighbor 192.168.1.2 timers connect 1
+ neighbor 192.168.2.2 remote-as external
+ neighbor 192.168.2.2 timers 1 3
+ neighbor 192.168.2.2 timers connect 1
+ address-family ipv4
+  redistribute connected
+  redistribute static
+  neighbor 192.168.1.2 route-map r2 out
+  neighbor 192.168.2.2 route-map r3 out
+ exit-address-family
+!
+route-map r2 permit 10
+ match source-protocol static
+route-map r3 permit 10
+ match source-protocol connected
+!

tests/topotests/bgp_route_map_match_source_protocol/r2/frr.conf

@@ -0,0 +1,10 @@
+!
+interface r2-eth0
+ ip address 192.168.1.2/24
+!
+router bgp 65002
+ no bgp ebgp-requires-policy
+ neighbor 192.168.1.1 remote-as external
+ neighbor 192.168.1.1 timers 1 3
+ neighbor 192.168.1.1 timers connect 1
+!

tests/topotests/bgp_route_map_match_source_protocol/r3/frr.conf

@@ -0,0 +1,10 @@
+!
+interface r3-eth0
+ ip address 192.168.2.2/24
+!
+router bgp 65003
+ no bgp ebgp-requires-policy
+ neighbor 192.168.2.1 remote-as external
+ neighbor 192.168.2.1 timers 1 3
+ neighbor 192.168.2.1 timers connect 1
+!

tests/topotests/bgp_route_map_match_source_protocol/test_bgp_route_map_match_source_protocol.py

@@ -0,0 +1,115 @@
+#!/usr/bin/env python
+# SPDX-License-Identifier: ISC
+
+#
+# Copyright (c) 2023 by
+# Donatas Abraitis <donatas@opensourcerouting.org>
+#
+
+"""
+Test if r1 can announce only static routes to r2, and only connected
+routes to r3 using `match source-protocol` with route-maps.
+"""
+
+import os
+import sys
+import json
+import pytest
+import functools
+
+CWD = os.path.dirname(os.path.realpath(__file__))
+sys.path.append(os.path.join(CWD, "../"))
+
+# pylint: disable=C0413
+from lib import topotest
+from lib.topogen import Topogen, TopoRouter, get_topogen
+
+pytestmark = [pytest.mark.bgpd]
+
+
+def build_topo(tgen):
+    for routern in range(1, 4):
+        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("s2")
+    switch.add_link(tgen.gears["r1"])
+    switch.add_link(tgen.gears["r3"])
+
+
+def setup_module(mod):
+    tgen = Topogen(build_topo, mod.__name__)
+    tgen.start_topology()
+
+    router_list = tgen.routers()
+
+    for i, (rname, router) in enumerate(router_list.items(), 1):
+        router.load_frr_config(os.path.join(CWD, "{}/frr.conf".format(rname)))
+
+    tgen.start_router()
+
+
+def teardown_module(mod):
+    tgen = get_topogen()
+    tgen.stop_topology()
+
+
+def test_bgp_route_map_match_source_protocol():
+    tgen = get_topogen()
+
+    if tgen.routers_have_failure():
+        pytest.skip(tgen.errors)
+
+    def _bgp_check_advertised_routes_r2():
+        output = json.loads(
+            tgen.gears["r1"].vtysh_cmd(
+                "show bgp ipv4 unicast neighbors 192.168.1.2 advertised-routes json"
+            )
+        )
+        expected = {
+            "advertisedRoutes": {
+                "10.10.10.10/32": {
+                    "valid": True,
+                }
+            },
+            "totalPrefixCounter": 1,
+        }
+        return topotest.json_cmp(output, expected)
+
+    test_func = functools.partial(_bgp_check_advertised_routes_r2)
+    _, result = topotest.run_and_expect(test_func, None, count=30, wait=1)
+    assert result is None, "Failed to filter routes by source-protocol for r2"
+
+    def _bgp_check_advertised_routes_r3():
+        output = json.loads(
+            tgen.gears["r1"].vtysh_cmd(
+                "show bgp ipv4 unicast neighbors 192.168.2.2 advertised-routes json"
+            )
+        )
+        expected = {
+            "advertisedRoutes": {
+                "192.168.1.0/24": {
+                    "valid": True,
+                },
+                "192.168.2.0/24": {
+                    "valid": True,
+                },
+                "172.16.255.1/32": {
+                    "valid": True,
+                },
+            },
+            "totalPrefixCounter": 3,
+        }
+        return topotest.json_cmp(output, expected)
+
+    test_func = functools.partial(_bgp_check_advertised_routes_r3)
+    _, result = topotest.run_and_expect(test_func, None, count=30, wait=1)
+    assert result is None, "Failed to filter routes by source-protocol for r3"
+
+
+if __name__ == "__main__":
+    args = ["-s"] + sys.argv[1:]
+    sys.exit(pytest.main(args))