summaryrefslogtreecommitdiffstats
path: root/tests/topotests/bgp_default_originate
diff options
context:
space:
mode:
authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-28 09:53:30 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-28 09:53:30 +0000
commit2c7cac91ed6e7db0f6937923d2b57f97dbdbc337 (patch)
treec05dc0f8e6aa3accc84e3e5cffc933ed94941383 /tests/topotests/bgp_default_originate
parentInitial commit. (diff)
downloadfrr-upstream.tar.xz
frr-upstream.zip
Adding upstream version 8.4.4.upstream/8.4.4upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tests/topotests/bgp_default_originate')
-rw-r--r--tests/topotests/bgp_default_originate/bgp_default_orginate_vrf.json325
-rw-r--r--tests/topotests/bgp_default_originate/bgp_default_originate_2links.json136
-rw-r--r--tests/topotests/bgp_default_originate/bgp_default_originate_topo1.json294
-rw-r--r--tests/topotests/bgp_default_originate/test_bgp_default_originate_2links.py1810
-rw-r--r--tests/topotests/bgp_default_originate/test_bgp_default_originate_topo1_1.py2539
-rw-r--r--tests/topotests/bgp_default_originate/test_bgp_default_originate_topo1_2.py2439
-rw-r--r--tests/topotests/bgp_default_originate/test_bgp_default_originate_topo1_3.py2540
-rw-r--r--tests/topotests/bgp_default_originate/test_default_orginate_vrf.py1389
-rw-r--r--tests/topotests/bgp_default_originate/test_default_originate_conditional_routemap.py2104
9 files changed, 13576 insertions, 0 deletions
diff --git a/tests/topotests/bgp_default_originate/bgp_default_orginate_vrf.json b/tests/topotests/bgp_default_originate/bgp_default_orginate_vrf.json
new file mode 100644
index 0000000..1a3d66b
--- /dev/null
+++ b/tests/topotests/bgp_default_originate/bgp_default_orginate_vrf.json
@@ -0,0 +1,325 @@
+{
+ "address_types": [
+ "ipv4",
+ "ipv6"
+ ],
+ "ipv4base": "192.168.0.0",
+ "ipv4mask": 3024,
+ "ipv6base": "fd00::",
+ "ipv6mask": 64,
+ "link_ip_start": {
+ "ipv4": "192.168.0.0",
+ "v4mask": 24,
+ "ipv6": "fd00::",
+ "v6mask": 64
+ },
+ "lo_prefix": {
+ "ipv4": "1.0.",
+ "v4mask": 32,
+ "ipv6": "2001:db8:f::",
+ "v6mask": 128
+ },
+ "routers": {
+ "r0": {
+ "links": {
+ "lo": {
+ "ipv4": "auto",
+ "ipv6": "auto",
+ "type": "loopback"
+ },
+ "r1": {
+ "ipv4": "auto",
+ "ipv6": "auto"
+ }
+ },
+ "bgp": {
+ "local_as": "100",
+ "address_family": {
+ "ipv4": {
+ "unicast": {
+ "neighbor": {
+ "r1": {
+ "dest_link": {
+ "r0": {}
+ }
+ }
+ }
+ }
+ },
+ "ipv6": {
+ "unicast": {
+ "neighbor": {
+ "r1": {
+ "dest_link": {
+ "r0": {}
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+ },
+ "r1": {
+ "links": {
+ "lo": {
+ "ipv4": "auto",
+ "ipv6": "auto",
+ "type": "loopback"
+ },
+ "r0": {
+ "ipv4": "auto",
+ "ipv6": "auto"
+ },
+ "r2": {
+ "ipv4": "auto",
+ "ipv6": "auto"
+ }
+ },
+ "bgp": [
+ {
+ "local_as": "1000",
+ "address_family": {
+ "ipv4": {
+ "unicast": {
+ "neighbor": {
+ "r0": {
+ "dest_link": {
+ "r1": {}
+ }
+ },
+ "r2": {
+ "dest_link": {
+ "r1": {}
+ }
+ }
+ }
+ }
+ },
+ "ipv6": {
+ "unicast": {
+ "neighbor": {
+ "r0": {
+ "dest_link": {
+ "r1": {}
+ }
+ },
+ "r2": {
+ "dest_link": {
+ "r1": {}
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+ ]
+ },
+ "r2": {
+ "links": {
+ "lo": {
+ "ipv4": "auto",
+ "ipv6": "auto",
+ "type": "loopback"
+ },
+ "r1": {
+ "ipv4": "auto",
+ "ipv6": "auto"
+ },
+ "r3": {
+ "ipv4": "auto",
+ "ipv6": "auto",
+ "vrf": "RED"
+ }
+ },
+ "vrfs": [
+ {
+ "name": "RED",
+ "id": "1"
+ }
+ ],
+ "bgp": [
+ {
+ "local_as": "2000",
+ "vrf": "RED",
+ "address_family": {
+ "ipv4": {
+ "unicast": {
+ "neighbor": {
+ "r3": {
+ "dest_link": {
+ "r2": {}
+ }
+ }
+ }
+ }
+ },
+ "ipv6": {
+ "unicast": {
+ "neighbor": {
+ "r3": {
+ "dest_link": {
+ "r2": {}
+ }
+ }
+ }
+ }
+ }
+ }
+ },
+ {
+ "local_as": "1000",
+ "address_family": {
+ "ipv4": {
+ "unicast": {
+ "neighbor": {
+ "r1": {
+ "dest_link": {
+ "r2": {}
+ }
+ }
+ }
+ }
+ },
+ "ipv6": {
+ "unicast": {
+ "neighbor": {
+ "r1": {
+ "dest_link": {
+ "r2": {}
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+ ]
+ },
+ "r3": {
+ "links": {
+ "lo": {
+ "ipv4": "auto",
+ "ipv6": "auto",
+ "type": "loopback",
+ "vrf": "RED"
+ },
+ "r2": {
+ "ipv4": "auto",
+ "ipv6": "auto",
+ "vrf": "RED"
+ },
+ "r4": {
+ "ipv4": "auto",
+ "ipv6": "auto"
+ }
+ },
+ "vrfs": [
+ {
+ "name": "RED",
+ "id": "1"
+ }
+ ],
+ "bgp": [
+ {
+ "local_as": "3000",
+ "vrf": "RED",
+ "address_family": {
+ "ipv4": {
+ "unicast": {
+ "neighbor": {
+ "r2": {
+ "dest_link": {
+ "r3": {}
+ }
+ }
+ }
+ }
+ },
+ "ipv6": {
+ "unicast": {
+ "neighbor": {
+ "r2": {
+ "dest_link": {
+ "r3": {}
+ }
+ }
+ }
+ }
+ }
+ }
+ },
+ {
+ "local_as": "400",
+ "address_family": {
+ "ipv4": {
+ "unicast": {
+ "neighbor": {
+ "r4": {
+ "dest_link": {
+ "r3": {}
+ }
+ }
+ }
+ }
+ },
+ "ipv6": {
+ "unicast": {
+ "neighbor": {
+ "r4": {
+ "dest_link": {
+ "r3": {}
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+ ]
+ },
+ "r4": {
+ "links": {
+ "lo": {
+ "ipv4": "auto",
+ "ipv6": "auto",
+ "type": "loopback"
+ },
+ "r3": {
+ "ipv4": "auto",
+ "ipv6": "auto"
+ }
+ },
+ "bgp": [
+ {
+ "local_as": "500",
+ "address_family": {
+ "ipv4": {
+ "unicast": {
+ "neighbor": {
+ "r3": {
+ "dest_link": {
+ "r4": {}
+ }
+ }
+ }
+ }
+ },
+ "ipv6": {
+ "unicast": {
+ "neighbor": {
+ "r3": {
+ "dest_link": {
+ "r4": {}
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+ ]
+ }
+ }
+} \ No newline at end of file
diff --git a/tests/topotests/bgp_default_originate/bgp_default_originate_2links.json b/tests/topotests/bgp_default_originate/bgp_default_originate_2links.json
new file mode 100644
index 0000000..9e98235
--- /dev/null
+++ b/tests/topotests/bgp_default_originate/bgp_default_originate_2links.json
@@ -0,0 +1,136 @@
+{
+ "address_types": ["ipv4", "ipv6"],
+ "ipv4base": "192.168.0.0",
+ "ipv4mask": 3024,
+ "ipv6base": "fd00::",
+ "ipv6mask": 64,
+ "link_ip_start": {
+ "ipv4": "192.168.0.0",
+ "v4mask": 24,
+ "ipv6": "fd00::",
+ "v6mask": 64
+ },
+ "lo_prefix": {"ipv4": "1.0.", "v4mask": 32, "ipv6": "2001:db8:f::", "v6mask": 128},
+ "routers": {
+ "r0": {
+ "links": {
+ "lo": {"ipv4": "auto", "ipv6": "auto", "type": "loopback"},
+ "r1": {"ipv4": "auto", "ipv6": "auto"}
+ },
+ "bgp": {
+ "local_as": "100",
+ "address_family": {
+ "ipv4": {
+ "unicast": {"neighbor": {"r1": {"dest_link": {"r0": {}}}}}
+ },
+ "ipv6": {
+ "unicast": {"neighbor": {"r1": {"dest_link": {"r0": {}}}}}
+ }
+ }
+ }
+ },
+ "r1": {
+ "links": {
+ "lo": {"ipv4": "auto", "ipv6": "auto", "type": "loopback"},
+ "r0": {"ipv4": "auto", "ipv6": "auto"},
+ "r2-link1": {"ipv4": "auto", "ipv6": "auto"},
+ "r2-link2": {"ipv4": "auto", "ipv6": "auto"}
+ },
+ "bgp": {
+ "local_as": "200",
+ "address_family": {
+ "ipv4": {
+ "unicast": {
+ "neighbor": {
+ "r0": {"dest_link": {"r1": {}}},
+ "r2": {"dest_link": {"r1-link1": {}, "r1-link2": {}}}
+ }
+ }
+ },
+ "ipv6": {
+ "unicast": {
+ "neighbor": {
+ "r0": {"dest_link": {"r1": {}}},
+ "r2": {"dest_link": {"r1-link1": {}, "r1-link2": {}}}
+ }
+ }
+ }
+ }
+ }
+ },
+ "r2": {
+ "links": {
+ "lo": {"ipv4": "auto", "ipv6": "auto", "type": "loopback"},
+ "r1-link1": {"ipv4": "auto", "ipv6": "auto"},
+ "r1-link2": {"ipv4": "auto", "ipv6": "auto"},
+ "r3": {"ipv4": "auto", "ipv6": "auto"}
+ },
+ "bgp": {
+ "local_as": "300",
+ "address_family": {
+ "ipv4": {
+ "unicast": {
+ "neighbor": {
+ "r1": {"dest_link": {"r2-link1": {}, "r2-link2": {}}},
+ "r3": {"dest_link": {"r2": {}}}
+ }
+ }
+ },
+ "ipv6": {
+ "unicast": {
+ "neighbor": {
+ "r1": {"dest_link": {"r2-link1": {}, "r2-link2": {}}},
+ "r3": {"dest_link": {"r2": {}}}
+ }
+ }
+ }
+ }
+ }
+ },
+ "r3": {
+ "links": {
+ "lo": {"ipv4": "auto", "ipv6": "auto", "type": "loopback"},
+ "r2": {"ipv4": "auto", "ipv6": "auto"},
+ "r4": {"ipv4": "auto", "ipv6": "auto"}
+ },
+ "bgp": {
+ "local_as": "400",
+ "address_family": {
+ "ipv4": {
+ "unicast": {
+ "neighbor": {
+ "r2": {"dest_link": {"r3": {}}},
+ "r4": {"dest_link": {"r3": {}}}
+ }
+ }
+ },
+ "ipv6": {
+ "unicast": {
+ "neighbor": {
+ "r2": {"dest_link": {"r3": {}}},
+ "r4": {"dest_link": {"r3": {}}}
+ }
+ }
+ }
+ }
+ }
+ },
+ "r4": {
+ "links": {
+ "lo": {"ipv4": "auto", "ipv6": "auto", "type": "loopback"},
+ "r3": {"ipv4": "auto", "ipv6": "auto"}
+ },
+ "bgp": {
+ "local_as": "500",
+ "address_family": {
+ "ipv4": {
+ "unicast": {"neighbor": {"r3": {"dest_link": {"r4": {}}}}}
+ },
+ "ipv6": {
+ "unicast": {"neighbor": {"r3": {"dest_link": {"r4": {}}}}}
+ }
+ }
+ }
+ }
+ }
+}
diff --git a/tests/topotests/bgp_default_originate/bgp_default_originate_topo1.json b/tests/topotests/bgp_default_originate/bgp_default_originate_topo1.json
new file mode 100644
index 0000000..5fae34d
--- /dev/null
+++ b/tests/topotests/bgp_default_originate/bgp_default_originate_topo1.json
@@ -0,0 +1,294 @@
+{
+ "address_types": [
+ "ipv4",
+ "ipv6"
+ ],
+ "ipv4base": "192.168.0.0",
+ "ipv4mask": 3024,
+ "ipv6base": "fd00::",
+ "ipv6mask": 64,
+ "link_ip_start": {
+ "ipv4": "192.168.0.0",
+ "v4mask": 24,
+ "ipv6": "fd00::",
+ "v6mask": 64
+ },
+ "lo_prefix": {
+ "ipv4": "1.0.",
+ "v4mask": 32,
+ "ipv6": "2001:db8:f::",
+ "v6mask": 128
+ },
+ "routers": {
+ "r0": {
+ "links": {
+ "lo": {
+ "ipv4": "auto",
+ "ipv6": "auto",
+ "type": "loopback"
+ },
+ "r1": {
+ "ipv4": "auto",
+ "ipv6": "auto"
+ }
+ },
+ "bgp": {
+ "local_as": "100",
+ "address_family": {
+ "ipv4": {
+ "unicast": {
+ "neighbor": {
+ "r1": {
+ "dest_link": {
+ "r0": {
+ "keepalivetimer": 1,
+ "holddowntimer": 3
+ }
+ }
+ }
+ }
+ }
+ },
+ "ipv6": {
+ "unicast": {
+ "neighbor": {
+ "r1": {
+ "dest_link": {
+ "r0": {
+ "keepalivetimer": 1,
+ "holddowntimer": 3
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+ },
+ "r1": {
+ "links": {
+ "lo": {
+ "ipv4": "auto",
+ "ipv6": "auto",
+ "type": "loopback"
+ },
+ "r0": {
+ "ipv4": "auto",
+ "ipv6": "auto"
+ },
+ "r2": {
+ "ipv4": "auto",
+ "ipv6": "auto"
+ }
+ },
+ "bgp": {
+ "local_as": "200",
+ "address_family": {
+ "ipv4": {
+ "unicast": {
+ "neighbor": {
+ "r0": {
+ "dest_link": {
+ "r1": {
+ "keepalivetimer": 1,
+ "holddowntimer": 3
+ }
+ }
+ },
+ "r2": {
+ "dest_link": {
+ "r1": {
+ "keepalivetimer": 1,
+ "holddowntimer": 3
+ }
+ }
+ }
+ }
+ }
+ },
+ "ipv6": {
+ "unicast": {
+ "neighbor": {
+ "r0": {
+ "dest_link": {
+ "r1": {
+ "keepalivetimer": 1,
+ "holddowntimer": 3
+ }
+ }
+ },
+ "r2": {
+ "dest_link": {
+ "r1": {
+ "keepalivetimer": 1,
+ "holddowntimer": 3
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+ },
+ "r2": {
+ "links": {
+ "lo": {
+ "ipv4": "auto",
+ "ipv6": "auto",
+ "type": "loopback"
+ },
+ "r1": {
+ "ipv4": "auto",
+ "ipv6": "auto"
+ },
+ "r3": {
+ "ipv4": "auto",
+ "ipv6": "auto"
+ }
+ },
+ "bgp": {
+ "local_as": "300",
+ "address_family": {
+ "ipv4": {
+ "unicast": {
+ "neighbor": {
+ "r1": {
+ "dest_link": {
+ "r2": {"keepalivetimer": 1,
+ "holddowntimer": 3}
+ }
+ },
+ "r3": {
+ "dest_link": {
+ "r2": {"keepalivetimer": 1,
+ "holddowntimer": 3}
+ }
+ }
+ }
+ }
+ },
+ "ipv6": {
+ "unicast": {
+ "neighbor": {
+ "r1": {
+ "dest_link": {
+ "r2": {"keepalivetimer": 1,
+ "holddowntimer": 3}
+ }
+ },
+ "r3": {
+ "dest_link": {
+ "r2": {"keepalivetimer": 1,
+ "holddowntimer": 3}
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+ },
+ "r3": {
+ "links": {
+ "lo": {
+ "ipv4": "auto",
+ "ipv6": "auto",
+ "type": "loopback"
+ },
+ "r2": {
+ "ipv4": "auto",
+ "ipv6": "auto"
+ },
+ "r4": {
+ "ipv4": "auto",
+ "ipv6": "auto"
+ }
+ },
+ "bgp": {
+ "local_as": "400",
+ "address_family": {
+ "ipv4": {
+ "unicast": {
+ "neighbor": {
+ "r2": {
+ "dest_link": {
+ "r3": {"keepalivetimer": 1,
+ "holddowntimer": 3}
+ }
+ },
+ "r4": {
+ "dest_link": {
+ "r3": {"keepalivetimer": 1,
+ "holddowntimer": 3}
+ }
+ }
+ }
+ }
+ },
+ "ipv6": {
+ "unicast": {
+ "neighbor": {
+ "r2": {
+ "dest_link": {
+ "r3": {"keepalivetimer": 1,
+ "holddowntimer": 3}
+ }
+ },
+ "r4": {
+ "dest_link": {
+ "r3": {"keepalivetimer": 1,
+ "holddowntimer": 3}
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+ },
+ "r4": {
+ "links": {
+ "lo": {
+ "ipv4": "auto",
+ "ipv6": "auto",
+ "type": "loopback"
+ },
+ "r3": {
+ "ipv4": "auto",
+ "ipv6": "auto"
+ }
+ },
+ "bgp": {
+ "local_as": "500",
+ "address_family": {
+ "ipv4": {
+ "unicast": {
+ "neighbor": {
+ "r3": {
+ "dest_link": {
+ "r4": {"keepalivetimer": 1,
+ "holddowntimer": 3}
+ }
+ }
+ }
+ }
+ },
+ "ipv6": {
+ "unicast": {
+ "neighbor": {
+ "r3": {
+ "dest_link": {
+ "r4": {"keepalivetimer": 1,
+ "holddowntimer": 3}
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+} \ No newline at end of file
diff --git a/tests/topotests/bgp_default_originate/test_bgp_default_originate_2links.py b/tests/topotests/bgp_default_originate/test_bgp_default_originate_2links.py
new file mode 100644
index 0000000..4d7f436
--- /dev/null
+++ b/tests/topotests/bgp_default_originate/test_bgp_default_originate_2links.py
@@ -0,0 +1,1810 @@
+#!/usr/bin/env python
+#
+# Copyright (c) 2022 by VMware, Inc. ("VMware")
+# Used Copyright (c) 2018 by Network Device Education Foundation, Inc. ("NetDEF")
+# in this file.
+#
+# 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.
+# Shreenidhi A R <rshreenidhi@vmware.com>
+# THE SOFTWARE IS PROVIDED "AS IS" AND VMWARE DISCLAIMS ALL WARRANTIES
+# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL VMWARE 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.
+#
+"""
+Following tests are covered.
+1. Verify default-originate route with default static and network command
+2. Verify default-originate route with aggregate summary command
+3. Verfiy default-originate behaviour in ecmp
+"""
+import os
+import sys
+import time
+import pytest
+import datetime
+from copy import deepcopy
+from lib.topolog import logger
+
+# pylint: disable=C0413
+# Import topogen and topotest helpers
+from lib.topogen import Topogen, get_topogen
+from lib.topojson import build_config_from_json
+from lib.topolog import logger
+
+from lib.bgp import (
+ verify_bgp_convergence,
+ create_router_bgp,
+ verify_bgp_rib,
+ get_dut_as_number,
+ verify_rib_default_route,
+ verify_fib_default_route,
+)
+from lib.common_config import (
+ verify_fib_routes,
+ step,
+ create_prefix_lists,
+ run_frr_cmd,
+ create_route_maps,
+ shutdown_bringup_interface,
+ get_frr_ipv6_linklocal,
+ start_topology,
+ apply_raw_config,
+ write_test_header,
+ check_address_types,
+ write_test_footer,
+ reset_config_on_routers,
+ create_static_routes,
+ check_router_status,
+)
+
+# Save the Current Working Directory to find configuration files.
+CWD = os.path.dirname(os.path.realpath(__file__))
+sys.path.append(os.path.join(CWD, "../"))
+sys.path.append(os.path.join(CWD, "../lib/"))
+
+# Required to instantiate the topology builder class.
+
+# pylint: disable=C0413
+# Import topogen and topotest helpers
+
+# Global variables
+topo = None
+NETWORK1_1 = {"ipv4": "198.51.1.1/32", "ipv6": "2001:DB8::1:1/128"}
+NETWORK1_2 = {"ipv4": "198.51.1.2/32", "ipv6": "2001:DB8::1:2/128"}
+NETWORK1_3 = {"ipv4": "198.51.1.3/32", "ipv6": "2001:DB8::1:3/128"}
+NETWORK1_4 = {"ipv4": "198.51.1.4/32", "ipv6": "2001:DB8::1:4/128"}
+NETWORK1_5 = {"ipv4": "198.51.1.5/32", "ipv6": "2001:DB8::1:5/128"}
+
+ipv4_uptime_dict = {
+ "r2": {
+ "static_routes": [
+ {"network": "0.0.0.0/0"},
+ ]
+ }
+}
+
+ipv6_uptime_dict = {
+ "r2": {
+ "static_routes": [
+ {"network": "::/0"},
+ ]
+ }
+}
+
+DEFAULT_ROUTES = {"ipv4": "0.0.0.0/0", "ipv6": "0::0/0"}
+NEXT_HOP_IP = {"ipv4": "Null0", "ipv6": "Null0"}
+
+pytestmark = [pytest.mark.bgpd]
+
+
+def setup_module(mod):
+ """
+ Sets up the pytest environment
+
+ * `mod`: module name
+ """
+ testsuite_run_time = time.asctime(time.localtime(time.time()))
+ logger.info("Testsuite start time: {}".format(testsuite_run_time))
+ logger.info("=" * 40)
+
+ logger.info("Running setup_module to create topology")
+
+ # This function initiates the topology build with Topogen...
+ json_file = "{}/bgp_default_originate_2links.json".format(CWD)
+ tgen = Topogen(json_file, mod.__name__)
+ global topo
+ topo = tgen.json_topo
+ # ... and here it calls Mininet initialization functions.
+
+ # Starting topology, create tmp files which are loaded to routers
+ # to start daemons and then start routers
+ start_topology(tgen)
+
+ # Creating configuration from JSON
+ build_config_from_json(tgen, topo)
+
+ global ADDR_TYPES
+ global BGP_CONVERGENCE
+ global DEFAULT_ROUTES
+ global DEFAULT_ROUTE_NXT_HOP_LINK1, DEFAULT_ROUTE_NXT_HOP_LINK2
+ ADDR_TYPES = check_address_types()
+ BGP_CONVERGENCE = verify_bgp_convergence(tgen, topo)
+ assert BGP_CONVERGENCE is True, "setup_module :Failed \n Error: {}".format(
+ BGP_CONVERGENCE
+ )
+
+ DEFAULT_ROUTES = {"ipv4": "0.0.0.0/0", "ipv6": "0::0/0"}
+
+ interface = topo["routers"]["r1"]["links"]["r2-link1"]["interface"]
+ ipv6_link_local = get_frr_ipv6_linklocal(tgen, "r1", intf=interface)
+ ipv4_nxt_hop = topo["routers"]["r1"]["links"]["r2-link1"]["ipv4"].split("/")[0]
+ ipv6_nxt_hop = topo["routers"]["r1"]["links"]["r2-link1"]["ipv6"].split("/")[0]
+ DEFAULT_ROUTE_NXT_HOP_LINK1 = {"ipv4": ipv4_nxt_hop, "ipv6": ipv6_link_local}
+
+ interface = topo["routers"]["r1"]["links"]["r2-link2"]["interface"]
+ ipv6_link_local = get_frr_ipv6_linklocal(tgen, "r1", intf=interface)
+ ipv4_nxt_hop = topo["routers"]["r1"]["links"]["r2-link2"]["ipv4"].split("/")[0]
+ ipv6_nxt_hop = topo["routers"]["r1"]["links"]["r2-link2"]["ipv6"].split("/")[0]
+ DEFAULT_ROUTE_NXT_HOP_LINK2 = {"ipv4": ipv4_nxt_hop, "ipv6": ipv6_link_local}
+ logger.info("Running setup_module() done")
+
+
+def teardown_module():
+ """Teardown the pytest environment"""
+
+ logger.info("Running teardown_module to delete topology")
+
+ tgen = get_topogen()
+
+ # Stop toplogy and Remove tmp files
+ tgen.stop_topology()
+
+ logger.info(
+ "Testsuite end time: {}".format(time.asctime(time.localtime(time.time())))
+ )
+ logger.info("=" * 40)
+
+
+#####################################################
+#
+# Local API's
+#
+#####################################################
+
+
+def get_rib_route_uptime(tgen, addr_type, dut, input_dict):
+ """
+ Verify route uptime in RIB using "show ip route"
+
+ Parameters
+ ----------
+ * `tgen` : topogen object
+ * `addr_type` : ip type, ipv4/ipv6
+ * `dut`: Device Under Test, for which user wants to test the data
+ * `input_dict` : input dict, has details of static routes
+ * `route_uptime`: uptime of the routes
+
+ Usage
+ -----
+ # Creating static routes for r1
+ input_dict_r1 = {
+ "r1": {
+ "static_routes": [
+ {
+ "network": "147.10.13.4/32"
+ },
+ {
+ "network": "147.10.12.0/24"
+ },
+ {
+ "network": "147.10.13.4/32"
+ },
+ {
+ "network": "147.10.13.4/32"
+ },
+ {
+ "network": "147.10.13.4/32"
+ }
+ ]
+ }
+ }
+
+
+ Returns
+ -------
+ errormsg(str) or True
+ """
+
+ logger.info("Entering lib API: get_rib_route_uptime()")
+ route_time = []
+ out_route_dict = {}
+ router_list = tgen.routers()
+ for routerInput in input_dict.keys():
+ for router, rnode in router_list.items():
+ if router != dut:
+ continue
+
+ logger.info("Checking router %s RIB:", router)
+
+ # Verifying RIB routes
+ if addr_type == "ipv4":
+ command = "show ip route"
+ else:
+ command = "show ipv6 route"
+
+ if "static_routes" in input_dict[routerInput]:
+ static_routes = input_dict[routerInput]["static_routes"]
+
+ for static_route in static_routes:
+ if "vrf" in static_route and static_route["vrf"] is not None:
+
+ logger.info(
+ "[DUT: {}]: Verifying routes for VRF:"
+ " {}".format(router, static_route["vrf"])
+ )
+ cmd = "{} vrf {}".format(command, static_route["vrf"])
+
+ else:
+ cmd = "{}".format(command)
+
+ cmd = "{} json".format(cmd)
+
+ rib_routes_json = run_frr_cmd(rnode, cmd, isjson=True)
+
+ if bool(rib_routes_json) is False:
+ errormsg = "No route found in rib of router {}..".format(router)
+ return errormsg
+ network = static_route["network"]
+ route_time.append(rib_routes_json[network][0]["uptime"])
+
+ logger.info("Exiting lib API: get_rib_route_uptime()")
+ return route_time
+
+
+def verify_the_uptime(time_stamp_before, time_stamp_after, incremented=None):
+ """
+ time_stamp_before : string the time stamp captured
+ time_stamp_after : string the time stamp captured
+ """
+ uptime_before = datetime.datetime.strptime(time_stamp_before[0], "%H:%M:%S")
+ uptime_after = datetime.datetime.strptime(time_stamp_after[0], "%H:%M:%S")
+
+ if incremented == True:
+ if uptime_before < uptime_after:
+ logger.info(
+ " The Uptime [{}] is incremented than [{}].......PASSED ".format(
+ time_stamp_before, time_stamp_after
+ )
+ )
+ return True
+ else:
+ logger.error(
+ " The Uptime [{}] is expected to be incremented than [{}].......FAILED ".format(
+ time_stamp_before, time_stamp_after
+ )
+ )
+ return False
+ else:
+ logger.info(
+ " The Uptime [{}] is not incremented than [{}] ".format(
+ time_stamp_before, time_stamp_after
+ )
+ )
+ return True
+
+
+def get_best_path_route_in_FIB(tgen, topo, dut, network):
+ """
+ API to verify the best route in FIB and return the ipv4 and ipv6 nexthop for the given route
+ command
+ =======
+ show ip route
+ show ipv6 route
+ params
+ ======
+ dut : device under test :
+ network ; route (ip) to which the best route to be retrieved
+ Returns
+ ========
+ on success : return dict with next hops for the best hop
+ on failure : return error message with boolean False
+ """
+ is_ipv4_best_path_found = False
+ is_ipv6_best_path_found = False
+ rnode = tgen.routers()[dut]
+ ipv4_show_bgp_json = run_frr_cmd(rnode, "sh ip bgp json ", isjson=True)
+ ipv6_show_bgp_json = run_frr_cmd(
+ rnode, "sh ip bgp ipv6 unicast json ", isjson=True
+ )
+ output_dict = {"ipv4": None, "ipv6": None}
+ ipv4_nxt_hop_count = len(ipv4_show_bgp_json["routes"][network["ipv4"]])
+ for index in range(ipv4_nxt_hop_count):
+ if "bestpath" in ipv4_show_bgp_json["routes"][network["ipv4"]][index].keys():
+ best_path_ip = ipv4_show_bgp_json["routes"][network["ipv4"]][index][
+ "nexthops"
+ ][0]["ip"]
+ output_dict["ipv4"] = best_path_ip
+ logger.info(
+ "[DUT [{}]] Best path for the route {} is {} ".format(
+ dut, network["ipv4"], best_path_ip
+ )
+ )
+ is_ipv4_best_path_found = True
+ else:
+ logger.error("ERROR....! No Best Path Found in BGP RIB.... FAILED")
+
+ ipv6_nxt_hop_count = len(ipv6_show_bgp_json["routes"][network["ipv6"]])
+ for index in range(ipv6_nxt_hop_count):
+ if "bestpath" in ipv6_show_bgp_json["routes"][network["ipv6"]][index].keys():
+ ip_add_count = len(
+ ipv6_show_bgp_json["routes"][network["ipv6"]][index]["nexthops"]
+ )
+ for i_index in range(ip_add_count):
+ if (
+ "global"
+ in ipv6_show_bgp_json["routes"][network["ipv6"]][index]["nexthops"][
+ i_index
+ ]["scope"]
+ ):
+ best_path_ip = ipv6_show_bgp_json["routes"][network["ipv6"]][index][
+ "nexthops"
+ ][i_index]["ip"]
+ output_dict["ipv6"] = best_path_ip
+ logger.info(
+ "[DUT [{}]] Best path for the route {} is {} ".format(
+ dut, network["ipv6"], best_path_ip
+ )
+ )
+
+ else:
+ logger.error("ERROR....! No Best Path Found in BGP RIB.... FAILED")
+ if is_ipv4_best_path_found:
+ return output_dict
+ else:
+ logger.error("ERROR...! Unable to find the Best Path in the RIB")
+ return False
+
+
+#####################################################
+#
+# Testcases
+#
+#####################################################
+
+
+def test_verify_bgp_default_originate_with_default_static_route_p1(request):
+ """
+ Summary: "Verify default-originate route with default static and network command "
+
+ """
+ tgen = get_topogen()
+ global BGP_CONVERGENCE, DEFAULT_ROUTE_NXT_HOP_LINK1, DEFAULT_ROUTE_NXT_HOP_LINK2, DEFAULT_ROUTES
+
+ if BGP_CONVERGENCE != True:
+ pytest.skip("skipped because of BGP Convergence failure")
+ # test case name
+ tc_name = request.node.name
+ write_test_header(tc_name)
+ if tgen.routers_have_failure():
+ check_router_status(tgen)
+ reset_config_on_routers(tgen)
+
+ step("Configure 2 link between R1 and R2")
+ step("Configure IPV4 and IPV6 EBGP between R1 and R2 both the links")
+ step("Configure default-originate on R1 IPv4 and IPv6 BGP session link-1 only ")
+ local_as = get_dut_as_number(tgen, dut="r1")
+ default_originate_config = {
+ "r1": {
+ "bgp": {
+ "local_as": local_as,
+ "address_family": {
+ "ipv4": {
+ "unicast": {
+ "default_originate": {"r2": {"dest-link": "r1-link1"}}
+ }
+ },
+ "ipv6": {
+ "unicast": {
+ "default_originate": {"r2": {"dest-link": "r1-link1"}}
+ }
+ },
+ },
+ }
+ }
+ }
+ result = create_router_bgp(tgen, topo, default_originate_config)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+
+ step("Verify IPv4/IPv6 default originate routes present on R2 nexthop as link-1")
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r2": {
+ "static_routes": [
+ {
+ "network": [DEFAULT_ROUTES[addr_type]],
+ "next_hop": DEFAULT_ROUTE_NXT_HOP_LINK1[addr_type],
+ }
+ ]
+ }
+ }
+
+ result = verify_fib_routes(
+ tgen,
+ addr_type,
+ "r2",
+ static_routes_input,
+ next_hop=DEFAULT_ROUTE_NXT_HOP_LINK1[addr_type],
+ )
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ result = verify_bgp_rib(
+ tgen,
+ addr_type,
+ "r2",
+ static_routes_input,
+ next_hop=DEFAULT_ROUTE_NXT_HOP_LINK1[addr_type],
+ )
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ step(
+ "Configure network command on R1 (0.0.0.0/0 and 0::0/0) for IPv4 and IPv6 address family "
+ )
+ DEFAULT_ROUTES = {"ipv4": "0.0.0.0/0", "ipv6": "0::0/0"}
+ for addr_type in ADDR_TYPES:
+ input_advertise = {
+ "r1": {
+ "bgp": {
+ "address_family": {
+ addr_type: {
+ "unicast": {
+ "advertise_networks": [
+ {"network": [DEFAULT_ROUTES[addr_type]]}
+ ]
+ }
+ }
+ }
+ }
+ }
+ }
+
+ result = create_router_bgp(tgen, topo, input_advertise)
+ assert result is True, "Testcase {} :Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ step("No change on IPv4/IPv6 default-originate route advertised from link1")
+ result = verify_rib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_LINK1,
+ )
+ assert result is True, "Testcase {} : Failed Error: {}".format(tc_name, result)
+ result = verify_fib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_LINK1,
+ )
+ assert result is True, "Testcase {} : Failed Error: {}".format(tc_name, result)
+
+ step("verify 0.0.0.0/0 and 0::0/0 route also get advertised from link-2 ")
+ result = verify_rib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_LINK2,
+ )
+ assert result is True, "Testcase {} : Failed Error: {}".format(tc_name, result)
+ result = verify_fib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_LINK2,
+ )
+ assert result is True, "Testcase {} : Failed Error: {}".format(tc_name, result)
+
+ step(
+ "Before removing default originate from R1 link -1 IPv4 and IPv6 address family taking the uptime snapshot"
+ )
+ uptime_before_ipv4 = get_rib_route_uptime(tgen, "ipv4", "r2", ipv4_uptime_dict)
+ uptime_before_ipv6 = get_rib_route_uptime(tgen, "ipv6", "r2", ipv6_uptime_dict)
+
+ step("Remove default originate from R1 link -1 IPv4 and IPv6 address family ")
+ local_as = get_dut_as_number(tgen, dut="r1")
+ default_originate_config = {
+ "r1": {
+ "bgp": {
+ "local_as": local_as,
+ "address_family": {
+ "ipv4": {
+ "unicast": {
+ "default_originate": {
+ "r2": {"dest-link": "r1-link1", "delete": True}
+ }
+ }
+ },
+ "ipv6": {
+ "unicast": {
+ "default_originate": {
+ "r2": {"dest-link": "r1-link1", "delete": True}
+ }
+ }
+ },
+ },
+ }
+ }
+ }
+ result = create_router_bgp(tgen, topo, default_originate_config)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+
+ step("Routes must be learned from network command")
+ result = verify_rib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_LINK1,
+ )
+ assert result is True, "Testcase {} : Failed Error: {}".format(tc_name, result)
+ result = verify_fib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_LINK1,
+ )
+ assert result is True, "Testcase {} : Failed Error: {}".format(tc_name, result)
+
+ result = verify_rib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_LINK2,
+ )
+ assert result is True, "Testcase {} : Failed Error: {}".format(tc_name, result)
+ result = verify_fib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_LINK2,
+ )
+ assert result is True, "Testcase {} : Failed Error: {}".format(tc_name, result)
+
+ step("After removing the default originate on R1 taking the uptime snapshot")
+ uptime_after_ipv4 = get_rib_route_uptime(tgen, "ipv4", "r2", ipv4_uptime_dict)
+ uptime_after_ipv6 = get_rib_route_uptime(tgen, "ipv6", "r2", ipv6_uptime_dict)
+
+ step(
+ "After removing the default-originate uptime should get reset for link-1 learn route"
+ )
+ result = verify_the_uptime(uptime_before_ipv4, uptime_after_ipv4, incremented=False)
+ assert result is True, "Testcase {} : Failed Error: {}".format(tc_name, result)
+
+ result = verify_the_uptime(uptime_before_ipv6, uptime_after_ipv6, incremented=False)
+ assert result is True, "Testcase {} : Failed Error: {}".format(tc_name, result)
+
+ step("Taking uptime snapshot before configuring default - originate")
+ uptime_before_ipv4 = get_rib_route_uptime(tgen, "ipv4", "r2", ipv4_uptime_dict)
+ uptime_before_ipv6 = get_rib_route_uptime(tgen, "ipv6", "r2", ipv6_uptime_dict)
+
+ step(
+ "Configure default-originate on R1 link-1 again for IPv4 and IPv6 address family"
+ )
+ local_as = get_dut_as_number(tgen, dut="r1")
+ default_originate_config = {
+ "r1": {
+ "bgp": {
+ "local_as": local_as,
+ "address_family": {
+ "ipv4": {
+ "unicast": {
+ "default_originate": {
+ "r2": {
+ "dest-link": "r1-link1",
+ }
+ }
+ }
+ },
+ "ipv6": {
+ "unicast": {
+ "default_originate": {
+ "r2": {
+ "dest-link": "r1-link1",
+ }
+ }
+ }
+ },
+ },
+ }
+ }
+ }
+ result = create_router_bgp(tgen, topo, default_originate_config)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+
+ step("Verify No change on R2 routing and BGP table for both the links ")
+ result = verify_rib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_LINK1,
+ )
+ assert result is True, "Testcase {} : Failed Error: {}".format(tc_name, result)
+ result = verify_fib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_LINK1,
+ )
+ assert result is True, "Testcase {} : Failed Error: {}".format(tc_name, result)
+
+ result = verify_rib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_LINK2,
+ )
+ assert result is True, "Testcase {} : Failed Error: {}".format(tc_name, result)
+ result = verify_fib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_LINK2,
+ )
+ assert result is True, "Testcase {} : Failed Error: {}".format(tc_name, result)
+
+ step("Taking snapshot after configuring default - originate")
+ uptime_after_ipv4 = get_rib_route_uptime(tgen, "ipv4", "r2", ipv4_uptime_dict)
+ uptime_after_ipv6 = get_rib_route_uptime(tgen, "ipv6", "r2", ipv6_uptime_dict)
+
+ step(
+ "After configuring the default-originate uptime should not get reset for link-1 learn route"
+ )
+ result = verify_the_uptime(uptime_before_ipv4, uptime_after_ipv4, incremented=True)
+ assert result is True, "Testcase {} : Failed Error: {}".format(tc_name, result)
+
+ result = verify_the_uptime(uptime_before_ipv6, uptime_after_ipv6, incremented=True)
+ assert result is True, "Testcase {} : Failed Error: {}".format(tc_name, result)
+
+ step("Taking uptime snapshot before removing network 0.0.0.0 ")
+ uptime_before_ipv4 = get_rib_route_uptime(tgen, "ipv4", "r2", ipv4_uptime_dict)
+ uptime_before_ipv6 = get_rib_route_uptime(tgen, "ipv6", "r2", ipv6_uptime_dict)
+
+ step("Remove network command from R1 IPv4/IPv6 address family ")
+ DEFAULT_ROUTES = {"ipv4": "0.0.0.0/0", "ipv6": "0::0/0"}
+ for addr_type in ADDR_TYPES:
+ input_advertise = {
+ "r1": {
+ "bgp": {
+ "address_family": {
+ addr_type: {
+ "unicast": {
+ "advertise_networks": [
+ {
+ "network": [DEFAULT_ROUTES[addr_type]],
+ "delete": True,
+ }
+ ]
+ }
+ }
+ }
+ }
+ }
+ }
+
+ result = create_router_bgp(tgen, topo, input_advertise)
+ assert result is True, "Testcase {} :Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ step(
+ "Verify 0.0.0.0/0 and 0::0/0 route get removed from link-2 and default-originate IPv4/IPv6 route learn on link-1"
+ )
+ result = verify_rib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_LINK1,
+ )
+ assert result is True, "Testcase {} : Failed Error: {}".format(tc_name, result)
+ result = verify_fib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_LINK1,
+ )
+ assert result is True, "Testcase {} : Failed Error: {}".format(tc_name, result)
+
+ result = verify_rib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_LINK2,
+ expected=False,
+ )
+ assert (
+ result is not True
+ ), "Testcase {} : Failed \n Route from link2 is not expected \n Error: {}".format(
+ tc_name, result
+ )
+ result = verify_fib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_LINK2,
+ expected=False,
+ )
+ assert (
+ result is not True
+ ), "Testcase {} : Failed\n Route from link2 is not expected \n Error: {}".format(
+ tc_name, result
+ )
+
+ uptime_after_ipv4 = get_rib_route_uptime(tgen, "ipv4", "r2", ipv4_uptime_dict)
+ uptime_after_ipv6 = get_rib_route_uptime(tgen, "ipv6", "r2", ipv6_uptime_dict)
+
+ step(
+ "After removing default originate command on R1 verify that the uptime got reset on R2"
+ )
+
+ result = verify_the_uptime(uptime_before_ipv4, uptime_after_ipv4, incremented=False)
+ assert result is True, "Testcase {} : Failed Error: {}".format(tc_name, result)
+
+ result = verify_the_uptime(uptime_before_ipv6, uptime_after_ipv6, incremented=False)
+ assert result is True, "Testcase {} : Failed Error: {}".format(tc_name, result)
+
+ step("Taking uptime snapshot before configuring static route network")
+ uptime_before_ipv4 = get_rib_route_uptime(tgen, "ipv4", "r2", ipv4_uptime_dict)
+ uptime_before_ipv6 = get_rib_route_uptime(tgen, "ipv6", "r2", ipv6_uptime_dict)
+
+ step(
+ "Configure static default route for IPv4 and IPv6 (0.0.0.0/0 next-hop Null0 and 0::0/0 next-hop Null0) on R1"
+ )
+ static_routes_input = {
+ "r1": {
+ "static_routes": [
+ {
+ "network": "0.0.0.0/0",
+ "next_hop": NEXT_HOP_IP["ipv4"],
+ },
+ {
+ "network": "0::0/0",
+ "next_hop": NEXT_HOP_IP["ipv6"],
+ },
+ ]
+ }
+ }
+ result = create_static_routes(tgen, static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+
+ step("verifyIPv4 and IPv6 static routes are configure and up on R1 ")
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r1": {
+ "static_routes": [
+ {
+ "network": "0.0.0.0/0",
+ "next_hop": NEXT_HOP_IP["ipv4"],
+ },
+ {
+ "network": "0::0/0",
+ "next_hop": NEXT_HOP_IP["ipv6"],
+ },
+ ]
+ }
+ }
+ result = verify_fib_routes(tgen, addr_type, "r1", static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ step("Configure redistribute static on IPv4 and IPv6 address family")
+ redistribute_static = {
+ "r1": {
+ "bgp": {
+ "address_family": {
+ "ipv4": {"unicast": {"redistribute": [{"redist_type": "static"}]}},
+ "ipv6": {"unicast": {"redistribute": [{"redist_type": "static"}]}},
+ }
+ }
+ }
+ }
+ result = create_router_bgp(tgen, topo, redistribute_static)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+
+ step("Verify No change on IPv4/IPv6 default-originate route advertised from link1")
+ result = verify_rib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_LINK1,
+ )
+ assert result is True, "Testcase {} : Failed Error: {}".format(tc_name, result)
+ result = verify_fib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_LINK1,
+ )
+ assert result is True, "Testcase {} : Failed Error: {}".format(tc_name, result)
+
+ step("verify 0.0.0.0/0 and 0::0/0 route also get advertised from link-2 ")
+ result = verify_rib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_LINK2,
+ )
+ assert result is True, "Testcase {} : Failed Error: {}".format(tc_name, result)
+ result = verify_fib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_LINK2,
+ expected=False,
+ )
+ assert (
+ result is not True
+ ), "Testcase {} : Failed\n Best Path sould be advertised in routes\n Error: {}".format(
+ tc_name, result
+ )
+
+ step("Taking uptime snapshot before removing default originate")
+ uptime_before_ipv4 = get_rib_route_uptime(tgen, "ipv4", "r2", ipv4_uptime_dict)
+ uptime_before_ipv6 = get_rib_route_uptime(tgen, "ipv6", "r2", ipv6_uptime_dict)
+
+ step("Remove default-originate from link-1 from IPv4 and IPv6 neighbor ")
+ local_as = get_dut_as_number(tgen, dut="r1")
+ default_originate_config = {
+ "r1": {
+ "bgp": {
+ "local_as": local_as,
+ "address_family": {
+ "ipv4": {
+ "unicast": {
+ "default_originate": {
+ "r2": {"dest-link": "r1-link1", "delete": True}
+ }
+ }
+ },
+ "ipv6": {
+ "unicast": {
+ "default_originate": {
+ "r2": {"dest-link": "r1-link1", "delete": True}
+ }
+ }
+ },
+ },
+ }
+ }
+ }
+ result = create_router_bgp(tgen, topo, default_originate_config)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+
+ step("Taking uptime snapshot after removing default originate")
+ uptime_after_ipv4 = get_rib_route_uptime(tgen, "ipv4", "r2", ipv4_uptime_dict)
+ uptime_after_ipv6 = get_rib_route_uptime(tgen, "ipv6", "r2", ipv6_uptime_dict)
+
+ step("verify the up time , up time should get reset ")
+ result = verify_the_uptime(uptime_before_ipv4, uptime_after_ipv4, incremented=False)
+ assert result is True, "Testcase {} : Failed Error: {}".format(tc_name, result)
+
+ result = verify_the_uptime(uptime_before_ipv6, uptime_after_ipv6, incremented=False)
+ assert result is True, "Testcase {} : Failed Error: {}".format(tc_name, result)
+
+ step("Verify No change on IPv4/IPv6 default-originate route advertised from link1")
+ result = verify_rib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_LINK1,
+ )
+ assert result is True, "Testcase {} : Failed Error: {}".format(tc_name, result)
+ result = verify_fib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_LINK1,
+ )
+ assert result is True, "Testcase {} : Failed Error: {}".format(tc_name, result)
+
+ result = verify_rib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_LINK2,
+ )
+ assert result is True, "Testcase {} : Failed Error: {}".format(tc_name, result)
+ result = verify_fib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_LINK2,
+ )
+ assert result is True, "Testcase {} : Failed Error: {}".format(tc_name, result)
+
+ step("Taking uptime snapshot before configuring default originate")
+ uptime_before_ipv4 = get_rib_route_uptime(tgen, "ipv4", "r2", ipv4_uptime_dict)
+ uptime_before_ipv6 = get_rib_route_uptime(tgen, "ipv6", "r2", ipv6_uptime_dict)
+
+ step(
+ " Configure default-originate on link-1 again for IPv4 and IPv6 address family"
+ )
+ local_as = get_dut_as_number(tgen, dut="r1")
+ default_originate_config = {
+ "r1": {
+ "bgp": {
+ "local_as": local_as,
+ "address_family": {
+ "ipv4": {
+ "unicast": {
+ "default_originate": {
+ "r2": {
+ "dest-link": "r1-link1",
+ }
+ }
+ }
+ },
+ "ipv6": {
+ "unicast": {
+ "default_originate": {
+ "r2": {
+ "dest-link": "r1-link1",
+ }
+ }
+ }
+ },
+ },
+ }
+ }
+ }
+ result = create_router_bgp(tgen, topo, default_originate_config)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+
+ step("Verify No change on IPv4/IPv6 default-originate route advertised from link1")
+ result = verify_rib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_LINK1,
+ )
+ assert result is True, "Testcase {} : Failed Error: {}".format(tc_name, result)
+ result = verify_fib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_LINK1,
+ )
+ assert result is True, "Testcase {} : Failed Error: {}".format(tc_name, result)
+
+ result = verify_rib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_LINK2,
+ )
+ assert result is True, "Testcase {} : Failed Error: {}".format(tc_name, result)
+ result = verify_fib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_LINK2,
+ expected=False,
+ )
+ assert result is not True, "Testcase {} : Failed Error: {}".format(tc_name, result)
+
+ step("Taking uptime snapshot after configuring default originate")
+ uptime_after_ipv4 = get_rib_route_uptime(tgen, "ipv4", "r2", ipv4_uptime_dict)
+ uptime_after_ipv6 = get_rib_route_uptime(tgen, "ipv6", "r2", ipv6_uptime_dict)
+
+ step("After configuring the default originate the uptime should not get reset ")
+ result = verify_the_uptime(uptime_before_ipv4, uptime_after_ipv4, incremented=False)
+ assert result is True, "Testcase {} : Failed Error: {}".format(tc_name, result)
+ result = verify_the_uptime(uptime_before_ipv6, uptime_after_ipv6, incremented=False)
+ assert result is True, "Testcase {} : Failed Error: {}".format(tc_name, result)
+
+ step("Taking uptime snapshot before removing redisctribute static ")
+ uptime_before_ipv4 = get_rib_route_uptime(tgen, "ipv4", "r2", ipv4_uptime_dict)
+ uptime_before_ipv6 = get_rib_route_uptime(tgen, "ipv6", "r2", ipv6_uptime_dict)
+
+ step("Remove redistribute static from IPv4 and IPv6 address family ")
+ input_dict_1 = {
+ "r1": {
+ "bgp": {
+ "local_as": get_dut_as_number(tgen, dut="r1"),
+ "address_family": {
+ "ipv4": {
+ "unicast": {
+ "redistribute": [{"redist_type": "static", "delete": True}]
+ }
+ },
+ "ipv6": {
+ "unicast": {
+ "redistribute": [{"redist_type": "static", "delete": True}]
+ }
+ },
+ },
+ }
+ }
+ }
+
+ result = create_router_bgp(tgen, topo, input_dict_1)
+ assert result is True, "Testcase {} :Failed \n Error: {}".format(tc_name, result)
+
+ step("Verify No change on IPv4/IPv6 default-originate route advertised from link1")
+ result = verify_rib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_LINK1,
+ )
+ assert result is True, "Testcase {} : Failed Error: {}".format(tc_name, result)
+ result = verify_fib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_LINK1,
+ )
+ assert result is True, "Testcase {} : Failed Error: {}".format(tc_name, result)
+
+ result = verify_rib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_LINK2,
+ expected=False,
+ )
+ assert result is not True, "Testcase {} : Failed Error: {}".format(tc_name, result)
+ result = verify_fib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_LINK2,
+ expected=False,
+ )
+ assert result is not True, "Testcase {} : Failed Error: {}".format(tc_name, result)
+
+ step("Taking uptime snapshot before removing redisctribute static ")
+ uptime_after_ipv4 = get_rib_route_uptime(tgen, "ipv4", "r2", ipv4_uptime_dict)
+ uptime_after_ipv6 = get_rib_route_uptime(tgen, "ipv6", "r2", ipv6_uptime_dict)
+
+ step("After removing default originate the route uptime should get reset ")
+ result = verify_the_uptime(uptime_before_ipv4, uptime_after_ipv4, incremented=True)
+ assert result is True, "Testcase {} : Failed Error: {}".format(tc_name, result)
+
+ result = verify_the_uptime(uptime_before_ipv6, uptime_after_ipv6, incremented=True)
+ assert result is True, "Testcase {} : Failed Error: {}".format(tc_name, result)
+ write_test_footer(tc_name)
+
+
+def test_verify_bgp_default_originate_with_aggregate_summary_p1(request):
+ """
+ Summary: "Verify default-originate route with aggregate summary command"
+ """
+ tgen = get_topogen()
+ global BGP_CONVERGENCE
+ tc_name = request.node.name
+ write_test_header(tc_name)
+ if tgen.routers_have_failure():
+ check_router_status(tgen)
+ reset_config_on_routers(tgen)
+ if BGP_CONVERGENCE != True:
+ pytest.skip("skipped because of BGP Convergence failure")
+
+ step("After changing the BGP AS Path Verify the BGP Convergence")
+ BGP_CONVERGENCE = verify_bgp_convergence(tgen, topo)
+ assert BGP_CONVERGENCE is True, "setup_module :Failed \n Error: {}".format(
+ BGP_CONVERGENCE
+ )
+
+ step("Configure default-originate on R1 IPv4 and IPv6 BGP session link-1 only")
+ local_as = get_dut_as_number(tgen, dut="r1")
+ default_originate_config = {
+ "r1": {
+ "bgp": {
+ "local_as": local_as,
+ "address_family": {
+ "ipv4": {
+ "unicast": {
+ "default_originate": {"r2": {"dest-link": "r1-link1"}}
+ }
+ },
+ "ipv6": {
+ "unicast": {
+ "default_originate": {"r2": {"dest-link": "r1-link1"}}
+ }
+ },
+ },
+ }
+ }
+ }
+ result = create_router_bgp(tgen, topo, default_originate_config)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+
+ step(
+ "Verify IPv4/IPv6 default originate routes present on R2 nexthop as link-1,on R2"
+ )
+ result = verify_rib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_LINK1,
+ )
+ assert result is True, "Testcase {} : Failed Error: {}".format(tc_name, result)
+ result = verify_fib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_LINK1,
+ )
+ assert result is True, "Testcase {} : Failed Error: {}".format(tc_name, result)
+
+ step("Configure 5 static route for IPv4 and IPv6 on R0")
+ for addr_type in ADDR_TYPES:
+ input_advertise = {
+ "r1": {
+ "bgp": {
+ "address_family": {
+ addr_type: {
+ "unicast": {
+ "advertise_networks": [
+ {
+ "network": [NETWORK1_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ {
+ "network": [NETWORK1_2[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ {
+ "network": [NETWORK1_3[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ {
+ "network": [NETWORK1_4[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ {
+ "network": [NETWORK1_5[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ ]
+ }
+ }
+ }
+ }
+ }
+ }
+
+ result = create_router_bgp(tgen, topo, input_advertise)
+ assert result is True, "Testcase {} :Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ step("Before configuring the aggregate route taking uptime snapshot ")
+ uptime_before_ipv4 = get_rib_route_uptime(tgen, "ipv4", "r2", ipv4_uptime_dict)
+ uptime_before_ipv6 = get_rib_route_uptime(tgen, "ipv6", "r2", ipv6_uptime_dict)
+
+ step("Configure aggregate summary command for IPv4 and IPv6 address family ")
+ local_as = get_dut_as_number(tgen, dut="r1")
+ raw_config = {
+ "r1": {
+ "raw_config": [
+ "router bgp {}".format(local_as),
+ "address-family ipv4 unicast",
+ "aggregate-address {} summary-only".format("0.0.0.0/0 "),
+ "exit-address-family",
+ "address-family ipv6 unicast",
+ "aggregate-address {} summary-only".format("0::0/0"),
+ "exit-address-family",
+ ]
+ }
+ }
+ result = apply_raw_config(tgen, raw_config)
+ assert result is True, "Testcase {} : Failed Error: {}".format(tc_name, result)
+
+ step(
+ "verify that no change on IPv4/IPv6 default-originate route advertised from link1 0.0.0.0/0 and 0::0/0 route also get advertised from link-2 on R2"
+ )
+ result = verify_rib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_LINK1,
+ )
+ assert result is True, "Testcase {} : Failed Error: {}".format(tc_name, result)
+ result = verify_fib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_LINK1,
+ )
+ assert result is True, "Testcase {} : Failed Error: {}".format(tc_name, result)
+
+ result = verify_rib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_LINK2,
+ )
+ assert result is True, "Testcase {} : Failed Error: {}".format(tc_name, result)
+ result = verify_fib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_LINK2,
+ )
+ assert result is True, "Testcase {} : Failed Error: {}".format(tc_name, result)
+
+ step("After configuring the aggregate route taking uptime snapshot ")
+ uptime_after_ipv4 = get_rib_route_uptime(tgen, "ipv4", "r2", ipv4_uptime_dict)
+ uptime_after_ipv6 = get_rib_route_uptime(tgen, "ipv6", "r2", ipv6_uptime_dict)
+
+ step(
+ "After Configuring the aggregate route uptime should get reset for link-1 learn route"
+ )
+ result = verify_the_uptime(uptime_before_ipv4, uptime_after_ipv4, incremented=False)
+ assert result is True, "Testcase {} : Failed Error: {}".format(tc_name, result)
+
+ result = verify_the_uptime(uptime_before_ipv6, uptime_after_ipv6, incremented=False)
+ assert result is True, "Testcase {} : Failed Error: {}".format(tc_name, result)
+
+ step("Before removing default originate taking uptime snapshot ")
+ uptime_before_ipv4 = get_rib_route_uptime(tgen, "ipv4", "r2", ipv4_uptime_dict)
+ uptime_before_ipv6 = get_rib_route_uptime(tgen, "ipv6", "r2", ipv6_uptime_dict)
+
+ step("Remove default originate from R1 link -1 IPv4 and IPv6 address family")
+ local_as = get_dut_as_number(tgen, dut="r1")
+ default_originate_config = {
+ "r1": {
+ "bgp": {
+ "local_as": local_as,
+ "address_family": {
+ "ipv4": {
+ "unicast": {
+ "default_originate": {
+ "r2": {"dest-link": "r1-link1", "delete": True}
+ }
+ }
+ },
+ "ipv6": {
+ "unicast": {
+ "default_originate": {
+ "r2": {"dest-link": "r1-link1", "delete": True}
+ }
+ }
+ },
+ },
+ }
+ }
+ }
+ result = create_router_bgp(tgen, topo, default_originate_config)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+
+ step(
+ "verify that no change on IPv4/IPv6 default-originate route advertised from link1 0.0.0.0/0 and 0::0/0 route also get advertised from link-2 on R2"
+ )
+ result = verify_rib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_LINK1,
+ )
+ assert result is True, "Testcase {} : Failed Error: {}".format(tc_name, result)
+ result = verify_fib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_LINK1,
+ )
+ assert result is True, "Testcase {} : Failed Error: {}".format(tc_name, result)
+
+ step("After removing default origin taking uptime snapshot ")
+ uptime_after_ipv4 = get_rib_route_uptime(tgen, "ipv4", "r2", ipv4_uptime_dict)
+ uptime_after_ipv6 = get_rib_route_uptime(tgen, "ipv6", "r2", ipv6_uptime_dict)
+
+ step(
+ "After removing the default-originate uptime should get reset for link-1 learn route"
+ )
+ result = verify_the_uptime(uptime_before_ipv4, uptime_after_ipv4, incremented=False)
+ assert result is True, "Testcase {} : Failed Error: {}".format(tc_name, result)
+
+ result = verify_the_uptime(uptime_before_ipv6, uptime_after_ipv6, incremented=False)
+ assert result is True, "Testcase {} : Failed Error: {}".format(tc_name, result)
+
+ step("Before Configuring default origin taking uptime snapshot ")
+ uptime_before_ipv4 = get_rib_route_uptime(tgen, "ipv4", "r2", ipv4_uptime_dict)
+ uptime_before_ipv6 = get_rib_route_uptime(tgen, "ipv6", "r2", ipv6_uptime_dict)
+
+ step(
+ "Configure default-originate on R1 link-1 again for IPv4 and IPv6 address family"
+ )
+ local_as = get_dut_as_number(tgen, dut="r1")
+ default_originate_config = {
+ "r1": {
+ "bgp": {
+ "local_as": local_as,
+ "address_family": {
+ "ipv4": {
+ "unicast": {
+ "default_originate": {
+ "r2": {
+ "dest-link": "r1-link1",
+ }
+ }
+ }
+ },
+ "ipv6": {
+ "unicast": {
+ "default_originate": {
+ "r2": {
+ "dest-link": "r1-link1",
+ }
+ }
+ }
+ },
+ },
+ }
+ }
+ }
+ result = create_router_bgp(tgen, topo, default_originate_config)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+
+ step("After Configuring default originate taking uptime snapshot")
+ uptime_after_ipv4 = get_rib_route_uptime(tgen, "ipv4", "r2", ipv4_uptime_dict)
+ uptime_after_ipv6 = get_rib_route_uptime(tgen, "ipv6", "r2", ipv6_uptime_dict)
+
+ step(
+ "After Configuring the default-originate uptime should get reset for link-1 learn route"
+ )
+ result = verify_the_uptime(uptime_before_ipv4, uptime_after_ipv4, incremented=False)
+ assert result is True, "Testcase {} : Failed Error: {}".format(tc_name, result)
+
+ result = verify_the_uptime(uptime_before_ipv6, uptime_after_ipv6, incremented=False)
+ assert result is True, "Testcase {} : Failed Error: {}".format(tc_name, result)
+
+ step("Before removing aggregate -summary command taking the uptime snapshot ")
+ uptime_before_ipv4 = get_rib_route_uptime(tgen, "ipv4", "r2", ipv4_uptime_dict)
+ uptime_before_ipv6 = get_rib_route_uptime(tgen, "ipv6", "r2", ipv6_uptime_dict)
+
+ step("remove aggregate summary command for IPv4 and IPv6 address family ")
+ local_as = get_dut_as_number(tgen, dut="r1")
+ raw_config = {
+ "r1": {
+ "raw_config": [
+ "router bgp {}".format(local_as),
+ "address-family ipv4 unicast",
+ "no aggregate-address {} summary-only".format("0.0.0.0/0"),
+ "exit-address-family",
+ "address-family ipv6 unicast",
+ "no aggregate-address {} summary-only".format("0::0/0"),
+ "exit-address-family",
+ ]
+ }
+ }
+ result = apply_raw_config(tgen, raw_config)
+ assert result is True, "Testcase {} : Failed Error: {}".format(tc_name, result)
+
+ step("Verify Default-originate IPv4/IPv6 route learn on link-1 ")
+ result = verify_rib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_LINK1,
+ )
+ assert result is True, "Testcase {} : Failed Error: {}".format(tc_name, result)
+ result = verify_fib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_LINK1,
+ )
+ assert result is True, "Testcase {} : Failed Error: {}".format(tc_name, result)
+
+ step("Verify 0.0.0.0/0 and 0::0/0 route get removed from link-2 ")
+ result = verify_rib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_LINK2,
+ expected=False,
+ )
+ assert result is not True, "Testcase {} : Failed Error: {}".format(tc_name, result)
+ result = verify_fib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_LINK2,
+ expected=False,
+ )
+ assert result is not True, "Testcase {} : Failed Error: {}".format(tc_name, result)
+
+ step("After removing aggregate -summary command taking the uptime snapshot ")
+ uptime_after_ipv4 = get_rib_route_uptime(tgen, "ipv4", "r2", ipv4_uptime_dict)
+ uptime_after_ipv6 = get_rib_route_uptime(tgen, "ipv6", "r2", ipv6_uptime_dict)
+
+ step("After removing aggregate command uptime should get reset ")
+ result = verify_the_uptime(uptime_before_ipv4, uptime_after_ipv4, incremented=False)
+ assert result is True, "Testcase {} : Failed Error: {}".format(tc_name, result)
+
+ result = verify_the_uptime(uptime_before_ipv6, uptime_after_ipv6, incremented=False)
+ assert result is True, "Testcase {} : Failed Error: {}".format(tc_name, result)
+ write_test_footer(tc_name)
+
+
+def test_verify_default_originate_with_2way_ecmp_p2(request):
+ """
+ Summary: "Verify default-originate route with 3 way ECMP and traffic "
+ """
+
+ tgen = get_topogen()
+ global BGP_CONVERGENCE
+ global DEFAULT_ROUTES
+ DEFAULT_ROUTES = {"ipv4": "0.0.0.0/0", "ipv6": "0::0/0"}
+
+ if BGP_CONVERGENCE != True:
+ pytest.skip("skipped because of BGP Convergence failure")
+ # test case name
+ tc_name = request.node.name
+ write_test_header(tc_name)
+ if tgen.routers_have_failure():
+ check_router_status(tgen)
+ reset_config_on_routers(tgen)
+
+ step("Populating next-hops details")
+ r1_r2_ipv4_neighbor_ips = []
+ r1_r2_ipv6_neighbor_ips = []
+ r1_link = None
+ for index in range(1, 3):
+ r1_link = "r1-link" + str(index)
+ r1_r2_ipv4_neighbor_ips.append(
+ topo["routers"]["r2"]["links"][r1_link]["ipv4"].split("/")[0]
+ )
+ r1_r2_ipv6_neighbor_ips.append(
+ topo["routers"]["r2"]["links"][r1_link]["ipv6"].split("/")[0]
+ )
+
+ step(
+ "Configure default-originate on R1 for all the neighbor of IPv4 and IPv6 peers "
+ )
+ local_as = get_dut_as_number(tgen, dut="r1")
+ for index in range(2):
+ raw_config = {
+ "r1": {
+ "raw_config": [
+ "router bgp {}".format(local_as),
+ "address-family ipv4 unicast",
+ "neighbor {} default-originate".format(
+ r1_r2_ipv4_neighbor_ips[index]
+ ),
+ "exit-address-family",
+ "address-family ipv6 unicast",
+ "neighbor {} default-originate ".format(
+ r1_r2_ipv6_neighbor_ips[index]
+ ),
+ "exit-address-family",
+ ]
+ }
+ }
+ result = apply_raw_config(tgen, raw_config)
+ assert result is True, "Testcase {} : Failed Error: {}".format(tc_name, result)
+
+ step(
+ "After configuring default-originate command , verify default routes are advertised on R2 "
+ )
+
+ r2_link = None
+ for index in range(1, 3):
+ r2_link = "r2-link" + str(index)
+ ipv4_nxt_hop = topo["routers"]["r1"]["links"][r2_link]["ipv4"].split("/")[0]
+ interface = topo["routers"]["r1"]["links"][r2_link]["interface"]
+ ipv6_link_local_nxt_hop = get_frr_ipv6_linklocal(tgen, "r1", intf=interface)
+ DEFAULT_ROUTE_NXT_HOP = {"ipv4": ipv4_nxt_hop, "ipv6": ipv6_link_local_nxt_hop}
+
+ result = verify_rib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP,
+ )
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ step("Ping R1 configure IPv4 and IPv6 loopback address from R2")
+ pingaddr = topo["routers"]["r1"]["links"]["lo"]["ipv4"].split("/")[0]
+ router = tgen.gears["r2"]
+ output = router.run("ping -c 4 -w 4 {}".format(pingaddr))
+ assert " 0% packet loss" in output, "Ping R1->R2 FAILED"
+ logger.info("Ping from R1 to R2 ... success")
+
+ step("Shuting up the active route")
+ network = {"ipv4": "0.0.0.0/0", "ipv6": "::/0"}
+ ipv_dict = get_best_path_route_in_FIB(tgen, topo, dut="r2", network=network)
+ dut_links = topo["routers"]["r1"]["links"]
+ active_interface = None
+ for key, values in dut_links.items():
+ ipv4_address = dut_links[key]["ipv4"].split("/")[0]
+ ipv6_address = dut_links[key]["ipv6"].split("/")[0]
+ if ipv_dict["ipv4"] == ipv4_address and ipv_dict["ipv6"] == ipv6_address:
+ active_interface = dut_links[key]["interface"]
+
+ logger.info(
+ "Shutting down the interface {} on router {} ".format(active_interface, "r1")
+ )
+ shutdown_bringup_interface(tgen, "r1", active_interface, False)
+
+ step("Verify the complete convergence to fail after shutting the interface")
+ result = verify_bgp_convergence(tgen, topo, expected=False)
+ assert (
+ result is not True
+ ), " Testcase {} : After shuting down the interface Convergence is expected to be Failed".format(
+ tc_name
+ )
+
+ step(
+ "Verify routes from active best path is not received from r1 after shuting the interface"
+ )
+ r2_link = None
+ for index in range(1, 3):
+ r2_link = "r2-link" + str(index)
+ ipv4_nxt_hop = topo["routers"]["r1"]["links"][r2_link]["ipv4"].split("/")[0]
+ interface = topo["routers"]["r1"]["links"][r2_link]["interface"]
+ ipv6_link_local_nxt_hop = get_frr_ipv6_linklocal(tgen, "r1", intf=interface)
+ DEFAULT_ROUTE_NXT_HOP = {"ipv4": ipv4_nxt_hop, "ipv6": ipv6_link_local_nxt_hop}
+ if index == 1:
+ result = verify_rib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP,
+ expected=False,
+ )
+ assert result is not True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+ else:
+ result = verify_rib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP,
+ )
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ step("Ping R1 configure IPv4 and IPv6 loopback address from R2")
+ pingaddr = topo["routers"]["r1"]["links"]["lo"]["ipv4"].split("/")[0]
+ router = tgen.gears["r2"]
+ output = router.run("ping -c 4 -w 4 {}".format(pingaddr))
+ assert " 0% packet loss" in output, "Ping R1->R2 FAILED"
+ logger.info("Ping from R1 to R2 ... success")
+
+ step("No Shuting up the active route")
+
+ shutdown_bringup_interface(tgen, "r1", active_interface, True)
+
+ step("Verify the complete convergence after bringup the interface")
+ result = verify_bgp_convergence(tgen, topo)
+ assert (
+ result is True
+ ), " Testcase {} : After bringing up the interface complete convergence is expected ".format(
+ tc_name
+ )
+
+ step("Verify all the routes are received from r1 after no shuting the interface")
+ r2_link = None
+ for index in range(1, 3):
+ r2_link = "r2-link" + str(index)
+ ipv4_nxt_hop = topo["routers"]["r1"]["links"][r2_link]["ipv4"].split("/")[0]
+ interface = topo["routers"]["r1"]["links"][r2_link]["interface"]
+ ipv6_link_local_nxt_hop = get_frr_ipv6_linklocal(tgen, "r1", intf=interface)
+ DEFAULT_ROUTE_NXT_HOP = {"ipv4": ipv4_nxt_hop, "ipv6": ipv6_link_local_nxt_hop}
+ if index == 1:
+ result = verify_rib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP,
+ )
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+ else:
+ result = verify_rib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP,
+ )
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ step(
+ "Configure IPv4 and IPv6 route-map with deny option on R2 to filter default route 0.0.0.0/0 and 0::0/0"
+ )
+ DEFAULT_ROUTES = {"ipv4": "0.0.0.0/0", "ipv6": "0::0/0"}
+ input_dict_3 = {
+ "r2": {
+ "prefix_lists": {
+ "ipv4": {
+ "Pv4": [
+ {
+ "seqid": "1",
+ "network": DEFAULT_ROUTES["ipv4"],
+ "action": "permit",
+ }
+ ]
+ },
+ "ipv6": {
+ "Pv6": [
+ {
+ "seqid": "1",
+ "network": DEFAULT_ROUTES["ipv6"],
+ "action": "permit",
+ }
+ ]
+ },
+ }
+ }
+ }
+ result = create_prefix_lists(tgen, input_dict_3)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+
+ input_dict_3 = {
+ "r2": {
+ "route_maps": {
+ "RMv4": [
+ {
+ "action": "deny",
+ "seq_id": "1",
+ "match": {"ipv4": {"prefix_lists": "Pv4"}},
+ },
+ ],
+ "RMv6": [
+ {
+ "action": "deny",
+ "seq_id": "1",
+ "match": {"ipv6": {"prefix_lists": "Pv6"}},
+ },
+ ],
+ }
+ }
+ }
+ result = create_route_maps(tgen, input_dict_3)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+
+ step("Apply route-map IN direction of R2 ( R2-R1) for IPv4 and IPv6 BGP neighbors")
+ r2_link = None
+ for index in range(1, 3):
+ r2_link = "r2-link" + str(index)
+ input_dict_4 = {
+ "r2": {
+ "bgp": {
+ "address_family": {
+ "ipv4": {
+ "unicast": {
+ "neighbor": {
+ "r1": {
+ "dest_link": {
+ r2_link: {
+ "route_maps": [
+ {"name": "RMv4", "direction": "in"}
+ ]
+ },
+ }
+ }
+ }
+ }
+ },
+ "ipv6": {
+ "unicast": {
+ "neighbor": {
+ "r1": {
+ "dest_link": {
+ r2_link: {
+ "route_maps": [
+ {"name": "RMv6", "direction": "in"}
+ ]
+ },
+ }
+ }
+ }
+ }
+ },
+ }
+ }
+ }
+ }
+ result = create_router_bgp(tgen, topo, input_dict_4)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ step("After applying the route-map the routes are not expected in RIB ")
+ r2_link = None
+ for index in range(1, 3):
+ r2_link = "r2-link" + str(index)
+ ipv4_nxt_hop = topo["routers"]["r1"]["links"][r2_link]["ipv4"].split("/")[0]
+ interface = topo["routers"]["r1"]["links"][r2_link]["interface"]
+ ipv6_link_local_nxt_hop = get_frr_ipv6_linklocal(tgen, "r1", intf=interface)
+ DEFAULT_ROUTE_NXT_HOP = {"ipv4": ipv4_nxt_hop, "ipv6": ipv6_link_local_nxt_hop}
+
+ result = verify_rib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP,
+ expected=False,
+ )
+ assert result is not True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ write_test_footer(tc_name)
+
+
+if __name__ == "__main__":
+ args = ["-s"] + sys.argv[1:]
+ sys.exit(pytest.main(args))
diff --git a/tests/topotests/bgp_default_originate/test_bgp_default_originate_topo1_1.py b/tests/topotests/bgp_default_originate/test_bgp_default_originate_topo1_1.py
new file mode 100644
index 0000000..8142723
--- /dev/null
+++ b/tests/topotests/bgp_default_originate/test_bgp_default_originate_topo1_1.py
@@ -0,0 +1,2539 @@
+#!/usr/bin/env python
+#
+# Copyright (c) 2022 by VMware, Inc. ("VMware")
+# Used Copyright (c) 2018 by Network Device Education Foundation, Inc. ("NetDEF")
+# in this file.
+#
+# 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.
+# Shreenidhi A R <rshreenidhi@vmware.com>
+# THE SOFTWARE IS PROVIDED "AS IS" AND VMWARE DISCLAIMS ALL WARRANTIES
+# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL VMWARE 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.
+#
+"""
+Following tests are covered.
+1. Verify BGP default-originate route with IBGP peer
+2. Verify BGP default-originate route with EBGP peer
+3. Verify BGP default route when default-originate configured with route-map over IBGP peer
+4. Verify BGP default route when default-originate configured with route-map over EBGP peer"
+
+"""
+import os
+import sys
+import time
+import pytest
+from time import sleep
+from copy import deepcopy
+from lib.topolog import logger
+
+# pylint: disable=C0413
+# Import topogen and topotest helpers
+from lib.topogen import Topogen, get_topogen
+from lib.topojson import build_config_from_json
+from lib.topolog import logger
+
+from lib.bgp import (
+ verify_bgp_convergence,
+ verify_graceful_restart,
+ create_router_bgp,
+ verify_router_id,
+ modify_as_number,
+ verify_as_numbers,
+ clear_bgp_and_verify,
+ clear_bgp,
+ verify_bgp_rib,
+ get_prefix_count_route,
+ get_dut_as_number,
+ verify_rib_default_route,
+ verify_fib_default_route,
+ verify_bgp_advertised_routes_from_neighbor,
+ verify_bgp_received_routes_from_neighbor,
+)
+from lib.common_config import (
+ interface_status,
+ verify_prefix_lists,
+ verify_fib_routes,
+ kill_router_daemons,
+ start_router_daemons,
+ shutdown_bringup_interface,
+ step,
+ required_linux_kernel_version,
+ stop_router,
+ start_router,
+ create_route_maps,
+ create_prefix_lists,
+ get_frr_ipv6_linklocal,
+ start_topology,
+ write_test_header,
+ check_address_types,
+ write_test_footer,
+ reset_config_on_routers,
+ create_static_routes,
+ check_router_status,
+ delete_route_maps,
+)
+
+
+pytestmark = [pytest.mark.bgpd, pytest.mark.staticd]
+
+# Save the Current Working Directory to find configuration files.
+CWD = os.path.dirname(os.path.realpath(__file__))
+sys.path.append(os.path.join(CWD, "../"))
+sys.path.append(os.path.join(CWD, "../lib/"))
+
+# Required to instantiate the topology builder class.
+
+# pylint: disable=C0413
+# Import topogen and topotest helpers
+
+# Global variables
+topo = None
+KEEPALIVETIMER = 1
+HOLDDOWNTIMER = 3
+# Global variables
+NETWORK1_1 = {"ipv4": "1.1.1.1/32", "ipv6": "1::1/128"}
+NETWORK1_2 = {"ipv4": "1.1.1.2/32", "ipv6": "1::2/128"}
+NETWORK2_1 = {"ipv4": "2.1.1.1/32", "ipv6": "2::1/128"}
+NETWORK2_2 = {"ipv4": "2.1.1.2/32", "ipv6": "2::2/128"}
+NETWORK3_1 = {"ipv4": "3.1.1.1/32", "ipv6": "3::1/128"}
+NETWORK3_2 = {"ipv4": "3.1.1.2/32", "ipv6": "3::2/128"}
+NETWORK4_1 = {"ipv4": "4.1.1.1/32", "ipv6": "4::1/128"}
+NETWORK4_2 = {"ipv4": "4.1.1.2/32", "ipv6": "4::2/128"}
+NETWORK5_1 = {"ipv4": "5.1.1.1/32", "ipv6": "5::1/128"}
+NETWORK5_2 = {"ipv4": "5.1.1.2/32", "ipv6": "5::2/128"}
+DEFAULT_ROUTES = {"ipv4": "0.0.0.0/0", "ipv6": "0::0/0"}
+NEXT_HOP_IP = {"ipv4": "Null0", "ipv6": "Null0"}
+
+IPV4_RM = "RMVIPV4"
+IPV6_RM = "RMVIPV6"
+
+IPV4_RM1 = "RMVIPV41"
+IPV6_RM1 = "RMVIPV61"
+
+IPV4_RM2 = "RMVIPV42"
+IPV6_RM2 = "RMVIPV62"
+
+IPV4_PL_1 = "PV41"
+IPV4_PL_2 = "PV42"
+
+IPV6_PL_1 = "PV61"
+IPV6_PL_2 = "PV62"
+
+
+r1_ipv4_loopback = "1.0.1.0/24"
+r2_ipv4_loopback = "1.0.2.0/24"
+r3_ipv4_loopback = "1.0.3.0/24"
+r4_ipv4_loopback = "1.0.4.0/24"
+r1_ipv6_loopback = "2001:db8:f::1:0/120"
+r2_ipv6_loopback = "2001:db8:f::2:0/120"
+r3_ipv6_loopback = "2001:db8:f::3:0/120"
+r4_ipv6_loopback = "2001:db8:f::4:0/120"
+
+r0_connected_address_ipv4 = "192.168.0.0/24"
+r0_connected_address_ipv6 = "fd00::/64"
+r1_connected_address_ipv4 = "192.168.1.0/24"
+r1_connected_address_ipv6 = "fd00:0:0:1::/64"
+r3_connected_address_ipv4 = "192.168.2.0/24"
+r3_connected_address_ipv6 = "fd00:0:0:2::/64"
+r4_connected_address_ipv4 = "192.168.3.0/24"
+r4_connected_address_ipv6 = "fd00:0:0:3::/64"
+
+
+def setup_module(mod):
+ """
+ Sets up the pytest environment
+
+ * `mod`: module name
+ """
+
+ # Required linux kernel version for this suite to run.
+ result = required_linux_kernel_version("4.15")
+ if result is not True:
+ pytest.skip("Kernel requirements are not met")
+
+ testsuite_run_time = time.asctime(time.localtime(time.time()))
+ logger.info("Testsuite start time: {}".format(testsuite_run_time))
+ logger.info("=" * 40)
+
+ logger.info("Running setup_module to create topology")
+
+ # This function initiates the topology build with Topogen...
+ json_file = "{}/bgp_default_originate_topo1.json".format(CWD)
+ tgen = Topogen(json_file, mod.__name__)
+ global topo
+ topo = tgen.json_topo
+ # ... and here it calls Mininet initialization functions.
+
+ # Starting topology, create tmp files which are loaded to routers
+ # to start daemons and then start routers
+ start_topology(tgen)
+
+ # Creating configuration from JSON
+ build_config_from_json(tgen, topo)
+
+ global ADDR_TYPES
+ global BGP_CONVERGENCE
+ global DEFAULT_ROUTES
+ global DEFAULT_ROUTE_NXT_HOP_R1, DEFAULT_ROUTE_NXT_HOP_R3
+ global R0_NETWORK_LOOPBACK, R0_NETWORK_LOOPBACK_NXTHOP, R1_NETWORK_LOOPBACK, R1_NETWORK_LOOPBACK_NXTHOP
+ global R0_NETWORK_CONNECTED, R0_NETWORK_CONNECTED_NXTHOP, R1_NETWORK_CONNECTED, R1_NETWORK_CONNECTED_NXTHOP
+ global R4_NETWORK_LOOPBACK, R4_NETWORK_LOOPBACK_NXTHOP, R3_NETWORK_LOOPBACK, R3_NETWORK_LOOPBACK_NXTHOP
+ global R4_NETWORK_CONNECTED, R4_NETWORK_CONNECTED_NXTHOP, R3_NETWORK_CONNECTED, R3_NETWORK_CONNECTED_NXTHOP
+
+ ADDR_TYPES = check_address_types()
+ BGP_CONVERGENCE = verify_bgp_convergence(tgen, topo)
+ assert BGP_CONVERGENCE is True, "setup_module :Failed \n Error: {}".format(
+ BGP_CONVERGENCE
+ )
+ # There are the global varibles used through out the file these are acheived only after building the topology.
+
+ r0_loopback_address_ipv4 = topo["routers"]["r0"]["links"]["lo"]["ipv4"]
+ r0_loopback_address_ipv4_nxt_hop = topo["routers"]["r0"]["links"]["r1"][
+ "ipv4"
+ ].split("/")[0]
+ r0_loopback_address_ipv6 = topo["routers"]["r0"]["links"]["lo"]["ipv6"]
+ r0_loopback_address_ipv6_nxt_hop = topo["routers"]["r0"]["links"]["r1"][
+ "ipv6"
+ ].split("/")[0]
+
+ r1_loopback_address_ipv4 = topo["routers"]["r1"]["links"]["lo"]["ipv4"]
+ r1_loopback_address_ipv4_nxt_hop = topo["routers"]["r1"]["links"]["r2"][
+ "ipv4"
+ ].split("/")[0]
+ r1_loopback_address_ipv6 = topo["routers"]["r1"]["links"]["lo"]["ipv6"]
+ r1_loopback_address_ipv6_nxt_hop = topo["routers"]["r1"]["links"]["r2"][
+ "ipv6"
+ ].split("/")[0]
+
+ r4_loopback_address_ipv4 = topo["routers"]["r4"]["links"]["lo"]["ipv4"]
+ r4_loopback_address_ipv4_nxt_hop = topo["routers"]["r4"]["links"]["r3"][
+ "ipv4"
+ ].split("/")[0]
+ r4_loopback_address_ipv6 = topo["routers"]["r4"]["links"]["lo"]["ipv6"]
+ r4_loopback_address_ipv6_nxt_hop = topo["routers"]["r4"]["links"]["r3"][
+ "ipv6"
+ ].split("/")[0]
+
+ r3_loopback_address_ipv4 = topo["routers"]["r3"]["links"]["lo"]["ipv4"]
+ r3_loopback_address_ipv4_nxt_hop = topo["routers"]["r3"]["links"]["r2"][
+ "ipv4"
+ ].split("/")[0]
+ r3_loopback_address_ipv6 = topo["routers"]["r3"]["links"]["lo"]["ipv6"]
+ r3_loopback_address_ipv6_nxt_hop = topo["routers"]["r3"]["links"]["r2"][
+ "ipv6"
+ ].split("/")[0]
+
+ R0_NETWORK_LOOPBACK = {
+ "ipv4": r0_loopback_address_ipv4,
+ "ipv6": r0_loopback_address_ipv6,
+ }
+ R0_NETWORK_LOOPBACK_NXTHOP = {
+ "ipv4": r0_loopback_address_ipv4_nxt_hop,
+ "ipv6": r0_loopback_address_ipv6_nxt_hop,
+ }
+
+ R1_NETWORK_LOOPBACK = {
+ "ipv4": r1_loopback_address_ipv4,
+ "ipv6": r1_loopback_address_ipv6,
+ }
+ R1_NETWORK_LOOPBACK_NXTHOP = {
+ "ipv4": r1_loopback_address_ipv4_nxt_hop,
+ "ipv6": r1_loopback_address_ipv6_nxt_hop,
+ }
+
+ R0_NETWORK_CONNECTED = {
+ "ipv4": r0_connected_address_ipv4,
+ "ipv6": r0_connected_address_ipv6,
+ }
+ R0_NETWORK_CONNECTED_NXTHOP = {
+ "ipv4": r0_loopback_address_ipv4_nxt_hop,
+ "ipv6": r0_loopback_address_ipv6_nxt_hop,
+ }
+
+ R1_NETWORK_CONNECTED = {
+ "ipv4": r1_connected_address_ipv4,
+ "ipv6": r1_connected_address_ipv6,
+ }
+ R1_NETWORK_CONNECTED_NXTHOP = {
+ "ipv4": r1_loopback_address_ipv4_nxt_hop,
+ "ipv6": r1_loopback_address_ipv6_nxt_hop,
+ }
+
+ R4_NETWORK_LOOPBACK = {
+ "ipv4": r4_loopback_address_ipv4,
+ "ipv6": r4_loopback_address_ipv6,
+ }
+ R4_NETWORK_LOOPBACK_NXTHOP = {
+ "ipv4": r4_loopback_address_ipv4_nxt_hop,
+ "ipv6": r4_loopback_address_ipv6_nxt_hop,
+ }
+
+ R3_NETWORK_LOOPBACK = {
+ "ipv4": r3_loopback_address_ipv4,
+ "ipv6": r3_loopback_address_ipv6,
+ }
+ R3_NETWORK_LOOPBACK_NXTHOP = {
+ "ipv4": r3_loopback_address_ipv4_nxt_hop,
+ "ipv6": r3_loopback_address_ipv6_nxt_hop,
+ }
+
+ R4_NETWORK_CONNECTED = {
+ "ipv4": r4_connected_address_ipv4,
+ "ipv6": r4_connected_address_ipv6,
+ }
+ R4_NETWORK_CONNECTED_NXTHOP = {
+ "ipv4": r4_loopback_address_ipv4_nxt_hop,
+ "ipv6": r4_loopback_address_ipv6_nxt_hop,
+ }
+
+ R3_NETWORK_CONNECTED = {
+ "ipv4": r3_connected_address_ipv4,
+ "ipv6": r3_connected_address_ipv6,
+ }
+ R3_NETWORK_CONNECTED_NXTHOP = {
+ "ipv4": r3_loopback_address_ipv4_nxt_hop,
+ "ipv6": r3_loopback_address_ipv6_nxt_hop,
+ }
+
+ # populating the nexthop for default routes
+
+ DEFAULT_ROUTES = {"ipv4": "0.0.0.0/0", "ipv6": "0::0/0"}
+
+ interface = topo["routers"]["r1"]["links"]["r2"]["interface"]
+ ipv6_link_local = get_frr_ipv6_linklocal(tgen, "r1", intf=interface)
+ ipv4_nxt_hop = topo["routers"]["r1"]["links"]["r2"]["ipv4"].split("/")[0]
+ ipv6_nxt_hop = topo["routers"]["r1"]["links"]["r2"]["ipv6"].split("/")[0]
+ DEFAULT_ROUTE_NXT_HOP_R1 = {"ipv4": ipv4_nxt_hop, "ipv6": ipv6_link_local}
+
+ interface = topo["routers"]["r3"]["links"]["r2"]["interface"]
+ ipv6_link_local = get_frr_ipv6_linklocal(tgen, "r3", intf=interface)
+ ipv4_nxt_hop = topo["routers"]["r3"]["links"]["r2"]["ipv4"].split("/")[0]
+ ipv6_nxt_hop = topo["routers"]["r3"]["links"]["r2"]["ipv6"].split("/")[0]
+ DEFAULT_ROUTE_NXT_HOP_R3 = {"ipv4": ipv4_nxt_hop, "ipv6": ipv6_link_local}
+
+ logger.info("Running setup_module() done")
+
+
+def teardown_module():
+ """Teardown the pytest environment"""
+
+ logger.info("Running teardown_module to delete topology")
+
+ tgen = get_topogen()
+
+ # Stop toplogy and Remove tmp files
+ tgen.stop_topology()
+
+ logger.info(
+ "Testsuite end time: {}".format(time.asctime(time.localtime(time.time())))
+ )
+ logger.info("=" * 40)
+
+#####################################################
+#
+# Testcases
+#
+#####################################################
+
+def test_verify_bgp_default_originate_in_IBGP_p0(request):
+ """
+ Verify BGP default-originate route with IBGP peer
+ """
+ tgen = get_topogen()
+ global BGP_CONVERGENCE
+ global topo
+ # test case name
+ tc_name = request.node.name
+ write_test_header(tc_name)
+ tgen = get_topogen()
+ # Don't run this test if we have any failure.
+ if tgen.routers_have_failure():
+ check_router_status(tgen)
+ reset_config_on_routers(tgen)
+
+ if BGP_CONVERGENCE != True:
+ pytest.skip("skipped because of BGP Convergence failure")
+
+ step("Configure IPv4 and IPv6 , IBGP neighbor between R1 and R2")
+ step("Configure IPv4 and IPv6 Loopback interface on R1, R0 and R2")
+ step("Configure IPv4 and IPv6 EBGP neighbor between R0 and R1")
+
+ r0_local_as = topo["routers"]["r0"]["bgp"]["local_as"]
+ r1_local_as = topo["routers"]["r1"]["bgp"]["local_as"]
+ r2_local_as = topo["routers"]["r2"]["bgp"]["local_as"]
+ r3_local_as = topo["routers"]["r3"]["bgp"]["local_as"]
+ r4_local_as = topo["routers"]["r4"]["bgp"]["local_as"]
+
+ input_dict = {
+ "r0": {
+ "bgp": {
+ "local_as": 1000,
+ }
+ },
+ "r1": {
+ "bgp": {
+ "local_as": 2000,
+ }
+ },
+ "r2": {
+ "bgp": {
+ "local_as": 2000,
+ }
+ },
+ "r3": {
+ "bgp": {
+ "local_as": r3_local_as,
+ }
+ },
+ "r4": {
+ "bgp": {
+ "local_as": r4_local_as,
+ }
+ },
+ }
+ result = modify_as_number(tgen, topo, input_dict)
+ try:
+ assert result is True
+ except AssertionError:
+ logger.info("Expected behaviour: {}".format(result))
+ logger.info("BGP config is not created because of invalid ASNs")
+
+ step("After changing the BGP AS Path Verify the BGP Convergence")
+ BGP_CONVERGENCE = verify_bgp_convergence(tgen, topo)
+ assert BGP_CONVERGENCE is True, " Complete Convergence is expected after changing the ASN but failed to converge --> :Failed \n Error: {}".format(
+ BGP_CONVERGENCE
+ )
+
+ step("Configure IPv4 and IPv6 static route on R1 next-hop as NULL0")
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r1": {
+ "static_routes": [
+ {
+ "network": [NETWORK1_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ }
+ ]
+ }
+ }
+ result = create_static_routes(tgen, static_routes_input)
+ assert result is True, "Testcase {} : Failed to configure the static routes {} on router R1 \n Error: {}".format(
+ tc_name,static_routes_input, result
+ )
+ step("verify IPv4 and IPv6 static route are configured and up on R1")
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r1": {
+ "static_routes": [
+ {
+ "network": [NETWORK1_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ }
+ ]
+ }
+ }
+ result = verify_fib_routes(tgen, addr_type, "r1", static_routes_input)
+ assert result is True, "Testcase {} : Failed \n After configuring the static routes {} , the routes are not found in FIB \n Error: {}".format(
+ tc_name,static_routes_input, result
+ )
+
+ step(
+ "Configure redistribute static and connected on R0 and R1, for IPv4 and IPv6 address family "
+ )
+ redistribute_static = {
+ "r0": {
+ "bgp": {
+ "address_family": {
+ "ipv4": {
+ "unicast": {
+ "redistribute": [
+ {"redist_type": "static"},
+ {"redist_type": "connected"},
+ ]
+ }
+ },
+ "ipv6": {
+ "unicast": {
+ "redistribute": [
+ {"redist_type": "static"},
+ {"redist_type": "connected"},
+ ]
+ }
+ },
+ }
+ }
+ },
+ "r1": {
+ "bgp": {
+ "address_family": {
+ "ipv4": {
+ "unicast": {
+ "redistribute": [
+ {"redist_type": "static"},
+ {"redist_type": "connected"},
+ ]
+ }
+ },
+ "ipv6": {
+ "unicast": {
+ "redistribute": [
+ {"redist_type": "static"},
+ {"redist_type": "connected"},
+ ]
+ }
+ },
+ }
+ }
+ },
+ }
+ result = create_router_bgp(tgen, topo, redistribute_static)
+ assert result is True, "Testcase {} : Failed to configure the redistribute static configuration \n Error: {}".format(tc_name, result)
+
+ step(
+ "After configuring redistribute command , verify static and connected routes ( loopback connected routes) are advertised on R2"
+ )
+
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r2": {
+ "static_routes": [
+ {
+ "network": [NETWORK1_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ {
+ "network": [R0_NETWORK_LOOPBACK[addr_type]],
+ "next_hop": R0_NETWORK_LOOPBACK_NXTHOP[addr_type],
+ },
+ {
+ "network": [R0_NETWORK_CONNECTED[addr_type]],
+ "next_hop": R0_NETWORK_CONNECTED_NXTHOP[addr_type],
+ },
+ {
+ "network": [R1_NETWORK_LOOPBACK[addr_type]],
+ "next_hop": R1_NETWORK_LOOPBACK_NXTHOP[addr_type],
+ },
+ {
+ "network": [R1_NETWORK_CONNECTED[addr_type]],
+ "next_hop": R1_NETWORK_CONNECTED_NXTHOP[addr_type],
+ },
+ ]
+ }
+ }
+ result = verify_fib_routes(tgen, addr_type, "r2", static_routes_input)
+ assert result is True, "Testcase {} : After redistributing static routes the routes {} expected in FIB but NOT FOUND ......! \n Error: {}".format(
+ tc_name, static_routes_input,result
+ )
+
+ result = verify_bgp_rib(tgen, addr_type, "r2", static_routes_input)
+ assert result is True, "Testcase {} : After redistributing static routes the routes {} expected in RIB but NOT FOUND ......! \n Error: {}".format(
+ tc_name, static_routes_input , result
+ )
+
+ step(
+ "Taking the snapshot of the prefix count before configuring the default originate"
+ )
+ snapshot1 = get_prefix_count_route(tgen, topo, dut="r2", peer="r1")
+
+ step(
+ "Configure Default originate on R1 for R1 to R2, for IPv4 and IPv6 BGP address family "
+ )
+ local_as = get_dut_as_number(tgen, dut="r1")
+ default_originate_config = {
+ "r1": {
+ "bgp": {
+ "local_as": local_as,
+ "address_family": {
+ "ipv4": {"unicast": {"default_originate": {"r2": {}}}},
+ "ipv6": {"unicast": {"default_originate": {"r2": {}}}},
+ },
+ }
+ }
+ }
+ result = create_router_bgp(tgen, topo, default_originate_config)
+ assert result is True, "Testcase {} : Failed Configuring default originate configuration. \n Error: {}".format(tc_name, result)
+
+ step(
+ "After configuring default-originate command , verify default routes are advertised on R2 "
+ " R1 static and loopback routes received on R2 BGP and FIB"
+ )
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r2": {
+ "static_routes": [
+ {
+ "network": [NETWORK1_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ {
+ "network": [R1_NETWORK_LOOPBACK[addr_type]],
+ "next_hop": R1_NETWORK_LOOPBACK_NXTHOP[addr_type],
+ },
+ {
+ "network": [R1_NETWORK_CONNECTED[addr_type]],
+ "next_hop": R1_NETWORK_CONNECTED_NXTHOP[addr_type],
+ },
+ ]
+ }
+ }
+
+ result = verify_fib_routes(tgen, addr_type, "r2", static_routes_input)
+ assert result is True, "Testcase {} : post configuring the BGP Default originate configuration static and connected routes should not be effected but impacted on FIB .......! FAILED \n Error: {}".format(
+ tc_name, result
+ )
+
+ result = verify_bgp_rib(tgen, addr_type, "r2", static_routes_input)
+ assert result is True, "Testcase {} : Failedpost configuring the BGP Default originate configuration static and connected routes should not be effected but impacted on RIB......! FAILED \n Error: {}".format(
+ tc_name, result
+ )
+ step(
+ "Verify default route for IPv4 and IPv6 present with path=igp metric =0 , local-preference= 100 "
+ )
+ result = verify_rib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_R1,
+ metric=0,
+ locPrf=100,
+ )
+ assert result is True, "Testcase {} : Failed Error: {}".format(tc_name, result)
+ step(
+ "Taking the snapshot2 of the prefix count after configuring the default originate"
+ )
+ snapshot2 = get_prefix_count_route(tgen, topo, dut="r2", peer="r1")
+
+ step("verifying the prefix count incrementing or not ")
+ isIPv4prefix_incremented = False
+ isIPv6prefix_incremented = False
+ if snapshot1["ipv4_count"] < snapshot2["ipv4_count"]:
+ isIPv4prefix_incremented = True
+ if snapshot1["ipv6_count"] < snapshot2["ipv6_count"]:
+ isIPv6prefix_incremented = True
+
+ assert (
+ isIPv4prefix_incremented is True
+ ), "Testcase {} : Failed Error: IPV4 Prefix is not incremented on receiveing ".format(
+ tc_name
+ )
+
+ assert (
+ isIPv6prefix_incremented is True
+ ), "Testcase {} : Failed Error: IPV6 Prefix is not incremented on receiveing ".format(
+ tc_name
+ )
+ write_test_footer(tc_name)
+
+
+def test_verify_bgp_default_originate_in_EBGP_p0(request):
+ """
+ Verify BGP default-originate route with EBGP peer
+ """
+ tgen = get_topogen()
+ global BGP_CONVERGENCE
+ global topo
+ # test case name
+ tc_name = request.node.name
+ write_test_header(tc_name)
+ tgen = get_topogen()
+ # Don't run this test if we have any failure.
+ if tgen.routers_have_failure():
+ check_router_status(tgen)
+ reset_config_on_routers(tgen)
+
+ if BGP_CONVERGENCE != True:
+ pytest.skip("skipped because of BGP Convergence failure")
+
+ step("Configure IPv4 and IPv6 , EBGP neighbor between R3 and R2")
+ step("Configure lPv4 and IPv6 Loopback interface on R3, R4 and R2")
+ step("Configure IPv4 and IPv6 IBGP neighbor between R4 and R3")
+ r0_local_as = topo["routers"]["r0"]["bgp"]["local_as"]
+ r1_local_as = topo["routers"]["r1"]["bgp"]["local_as"]
+ r2_local_as = topo["routers"]["r2"]["bgp"]["local_as"]
+ r3_local_as = topo["routers"]["r3"]["bgp"]["local_as"]
+ r4_local_as = topo["routers"]["r4"]["bgp"]["local_as"]
+
+ input_dict = {
+ "r0": {
+ "bgp": {
+ "local_as": r0_local_as,
+ }
+ },
+ "r1": {
+ "bgp": {
+ "local_as": r1_local_as,
+ }
+ },
+ "r2": {
+ "bgp": {
+ "local_as": r2_local_as,
+ }
+ },
+ "r3": {
+ "bgp": {
+ "local_as": 4000,
+ }
+ },
+ "r4": {
+ "bgp": {
+ "local_as": 4000,
+ }
+ },
+ }
+ result = modify_as_number(tgen, topo, input_dict)
+ try:
+ assert result is True
+ except AssertionError:
+ logger.info("Expected behaviour: {}".format(result))
+ logger.info("BGP config is not created because of invalid ASNs")
+ step("After changing the BGP AS Path Verify the BGP Convergence")
+
+ BGP_CONVERGENCE = verify_bgp_convergence(tgen, topo)
+ assert BGP_CONVERGENCE is True, "Complete convergence is expeceted after changing the ASN os the routes ..! :Failed \n Error: {}".format(
+ BGP_CONVERGENCE
+ )
+
+ step(" Configure IPv4 and IPv6 static route on R3 next-hop on R4 interface")
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r3": {
+ "static_routes": [
+ {
+ "network": [NETWORK1_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ }
+ ]
+ }
+ }
+ result = create_static_routes(tgen, static_routes_input)
+ assert result is True, "Testcase {} : Failed to configure the static routes ....! Failed \n Error: {}".format(
+ tc_name, result
+ )
+ step("verify IPv4 and IPv6 static route are configured and up on R1")
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r3": {
+ "static_routes": [
+ {
+ "network": [NETWORK1_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ }
+ ]
+ }
+ }
+ result = verify_fib_routes(tgen, addr_type, "r3", static_routes_input)
+ assert result is True, "Testcase {} : Route is not found in {} in FIB ......! Failed \n Error: {}".format(
+ tc_name, static_routes_input,result
+ )
+
+ step(
+ "Configure redistribute static and connected on R3 and R4 for IPv4 and IPv6 address family "
+ )
+ redistribute_static = {
+ "r3": {
+ "bgp": {
+ "address_family": {
+ "ipv4": {
+ "unicast": {
+ "redistribute": [
+ {"redist_type": "static"},
+ {"redist_type": "connected"},
+ ]
+ }
+ },
+ "ipv6": {
+ "unicast": {
+ "redistribute": [
+ {"redist_type": "static"},
+ {"redist_type": "connected"},
+ ]
+ }
+ },
+ }
+ }
+ },
+ "r4": {
+ "bgp": {
+ "address_family": {
+ "ipv4": {
+ "unicast": {
+ "redistribute": [
+ {"redist_type": "static"},
+ {"redist_type": "connected"},
+ ]
+ }
+ },
+ "ipv6": {
+ "unicast": {
+ "redistribute": [
+ {"redist_type": "static"},
+ {"redist_type": "connected"},
+ ]
+ }
+ },
+ }
+ }
+ },
+ }
+ result = create_router_bgp(tgen, topo, redistribute_static)
+ assert result is True, "Testcase {} : Failed to configure redistribute configuratin \n Error: {}".format(tc_name, result)
+
+ step(
+ "After configuring redistribute command , verify static and connected routes ( loopback connected routes) are advertised on R2"
+ )
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r2": {
+ "static_routes": [
+ {
+ "network": [NETWORK1_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ {
+ "network": [R3_NETWORK_LOOPBACK[addr_type]],
+ "next_hop": R3_NETWORK_LOOPBACK_NXTHOP[addr_type],
+ },
+ {
+ "network": [R3_NETWORK_CONNECTED[addr_type]],
+ "next_hop": R3_NETWORK_CONNECTED_NXTHOP[addr_type],
+ },
+ {
+ "network": [R4_NETWORK_LOOPBACK[addr_type]],
+ "next_hop": R4_NETWORK_LOOPBACK_NXTHOP[addr_type],
+ },
+ {
+ "network": [R4_NETWORK_CONNECTED[addr_type]],
+ "next_hop": R4_NETWORK_CONNECTED_NXTHOP[addr_type],
+ },
+ ]
+ }
+ }
+ result = verify_fib_routes(tgen, addr_type, "r2", static_routes_input)
+ assert result is True, "Testcase {} : static & and connected routes are expected but not found in FIB .... ! \n Error: {}".format(
+ tc_name, result
+ )
+ result = verify_bgp_rib(tgen, addr_type, "r2", static_routes_input)
+ assert result is True, "Testcase {} : static & and connected routes are expected but not found in RIB .... ! \n Error: {}".format(
+ tc_name, result
+ )
+ snapshot1 = get_prefix_count_route(tgen, topo, dut="r2", peer="r3")
+ step(
+ "Configure Default originate on R3 for R3 to R2, on IPv4 and IPv6 BGP address family"
+ )
+ local_as = get_dut_as_number(tgen, dut="r3")
+ default_originate_config = {
+ "r3": {
+ "bgp": {
+ "local_as": local_as,
+ "address_family": {
+ "ipv4": {"unicast": {"default_originate": {"r2": {}}}},
+ "ipv6": {"unicast": {"default_originate": {"r2": {}}}},
+ },
+ }
+ }
+ }
+ result = create_router_bgp(tgen, topo, default_originate_config)
+ assert result is True, "Testcase {} : Failed to configure the default originate configuration \n Error: {}".format(tc_name, result)
+
+ step(
+ "After configuring default-originate command , verify default routes are advertised on R2 on both BGP RIB and FIB"
+ )
+
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r2": {
+ "static_routes": [
+ {
+ "network": [NETWORK1_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ {
+ "network": [DEFAULT_ROUTES[addr_type]],
+ "next_hop": DEFAULT_ROUTE_NXT_HOP_R3[addr_type],
+ },
+ ]
+ }
+ }
+
+ result = verify_fib_routes(tgen, addr_type, "r2", static_routes_input)
+ assert result is True, "Testcase {} : static route from R1 {} and default route from R3 is expected in R2 FIB .....! NOT FOUND \n Error: {}".format(
+ tc_name, NETWORK1_1,result
+ )
+
+ result = verify_bgp_rib(tgen, addr_type, "r2", static_routes_input)
+ assert result is True, "Testcase {} : static route from R1 {} and default route from R3 is expected in R2 RIB .....! NOT FOUND \n Error: {}".format(
+ tc_name,NETWORK1_1, result
+ )
+
+ step(
+ "Verify default route for IPv4 and IPv6 present with path = ebgp as path, metric =0 "
+ )
+ # local preference will bgp not applicable for eBGP
+ result = verify_rib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_R3,
+ metric=0,
+ expected_aspath="4000",
+ )
+ assert result is True, "Testcase {} : Default route from R3 is expected with attributes in R2 RIB .....! NOT FOUND Error: {}".format(tc_name, result)
+
+ step(
+ "Taking the snapshot2 of the prefix count after configuring the default originate"
+ )
+ snapshot2 = get_prefix_count_route(tgen, topo, dut="r2", peer="r3")
+ step(
+ "Verify out-prefix count is incremented default route on IPv4 and IPv6 neighbor"
+ )
+ isIPv4prefix_incremented = False
+ isIPv6prefix_incremented = False
+ if snapshot1["ipv4_count"] < snapshot2["ipv4_count"]:
+ isIPv4prefix_incremented = True
+ if snapshot1["ipv6_count"] < snapshot2["ipv6_count"]:
+ isIPv6prefix_incremented = True
+
+ assert (
+ isIPv4prefix_incremented is True
+ ), "Testcase {} : Failed Error: IPV4 Prefix is not incremented on receiveing ".format(
+ tc_name
+ )
+
+ assert (
+ isIPv6prefix_incremented is True
+ ), "Testcase {} : Failed Error: IPV6 Prefix is not incremented on receiveing ".format(
+ tc_name
+ )
+ write_test_footer(tc_name)
+
+
+def test_verify_bgp_default_originate_in_IBGP_with_route_map_p0(request):
+ """
+ test_verify_bgp_default_originate_in_IBGP_with_route_map_p0
+ """
+ tgen = get_topogen()
+ global BGP_CONVERGENCE
+ global topo
+ # test case name
+ tc_name = request.node.name
+ write_test_header(tc_name)
+ tgen = get_topogen()
+ # Don't run this test if we have any failure.
+ if tgen.routers_have_failure():
+ check_router_status(tgen)
+ reset_config_on_routers(tgen)
+
+ if BGP_CONVERGENCE != True:
+ pytest.skip("skipped because of BGP Convergence failure")
+
+ step("Configure IPv4 and IPv6 , IBGP neighbor between R1 and R2")
+ step("Configure IPv4 and IPv6 , EBGP neighbor between R1 and R0")
+ r0_local_as = topo["routers"]["r0"]["bgp"]["local_as"]
+ r1_local_as = topo["routers"]["r1"]["bgp"]["local_as"]
+ r2_local_as = topo["routers"]["r2"]["bgp"]["local_as"]
+ r3_local_as = topo["routers"]["r3"]["bgp"]["local_as"]
+ r4_local_as = topo["routers"]["r4"]["bgp"]["local_as"]
+
+ input_dict = {
+ "r0": {
+ "bgp": {
+ "local_as": r0_local_as,
+ }
+ },
+ "r1": {
+ "bgp": {
+ "local_as": 1000,
+ }
+ },
+ "r2": {
+ "bgp": {
+ "local_as": 1000,
+ }
+ },
+ "r3": {
+ "bgp": {
+ "local_as": r3_local_as,
+ }
+ },
+ "r4": {
+ "bgp": {
+ "local_as": r4_local_as,
+ }
+ },
+ }
+ result = modify_as_number(tgen, topo, input_dict)
+ try:
+ assert result is True
+ except AssertionError:
+ logger.info("Expected behaviour: {}".format(result))
+ logger.info("BGP config is not created because of invalid ASNs")
+
+ step("After changing the BGP AS Path Verify the BGP Convergence")
+ BGP_CONVERGENCE = verify_bgp_convergence(tgen, topo)
+ assert BGP_CONVERGENCE is True, "Complete convergence is expected after changing ASN ....! ERROR :Failed \n Error: {}".format(
+ BGP_CONVERGENCE
+ )
+
+ step("Configure 2 IPv4 and 2 IPv6 Static route on R0 with next-hop as Null0")
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r0": {
+ "static_routes": [
+ {
+ "network": [NETWORK1_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ {
+ "network": [NETWORK2_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ ]
+ }
+ }
+ result = create_static_routes(tgen, static_routes_input)
+ assert result is True, "Testcase {} : Static Configuration is Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ step("verify IPv4 and IPv6 static route are configured and up on R0")
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r0": {
+ "static_routes": [
+ {
+ "network": [NETWORK1_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ {
+ "network": [NETWORK2_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ ]
+ }
+ }
+ result = verify_fib_routes(tgen, addr_type, "r0", static_routes_input)
+ assert result is True, "Testcase {} : routes {} unable is not found in R0 FIB \n Error: {}".format(
+ tc_name, static_routes_input,result
+ )
+
+ step(
+ "Configure redistribute static on IPv4 and IPv6 address family on R0 for R0 to R1 neighbor "
+ )
+ redistribute_static = {
+ "r0": {
+ "bgp": {
+ "address_family": {
+ "ipv4": {"unicast": {"redistribute": [{"redist_type": "static"}]}},
+ "ipv6": {"unicast": {"redistribute": [{"redist_type": "static"}]}},
+ }
+ }
+ }
+ }
+ result = create_router_bgp(tgen, topo, redistribute_static)
+ assert result is True, "Testcase {} : Failed to configure redistribute static configuration....! \n Error: {}".format(tc_name, result)
+
+ step("verify IPv4 and IPv6 static route are configured and up on R1")
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r0": {
+ "static_routes": [
+ {
+ "network": [NETWORK1_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ {
+ "network": [NETWORK2_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ ]
+ }
+ }
+ result = verify_fib_routes(tgen, addr_type, "r1", static_routes_input)
+ assert result is True, "Testcase {} : Failed... Routes {} expected in r0 FIB after configuring the redistribute config \n Error: {}".format(
+ tc_name,static_routes_input, result
+ )
+
+ result = verify_bgp_rib(tgen, addr_type, "r1", static_routes_input)
+ assert result is True, "Testcase {} : Failed... Routes {} expected in r0 RIB after configuring the redistribute config \n Error: {}".format(
+ tc_name, static_routes_input,result
+ )
+
+ step(
+ "Configure IPv4 prefix-list Pv4 and and IPv6 prefix-list Pv6 on R1 to match BGP route Sv41, Sv42, IPv6 route Sv61 Sv62 permit "
+ )
+ input_dict_3 = {
+ "r1": {
+ "prefix_lists": {
+ "ipv4": {
+ "Pv4": [
+ {
+ "seqid": "1",
+ "network": NETWORK1_1["ipv4"],
+ "action": "permit",
+ },
+ {
+ "seqid": "2",
+ "network": NETWORK2_1["ipv4"],
+ "action": "permit",
+ },
+ ]
+ },
+ "ipv6": {
+ "Pv6": [
+ {
+ "seqid": "1",
+ "network": NETWORK1_1["ipv6"],
+ "action": "permit",
+ },
+ {
+ "seqid": "2",
+ "network": NETWORK2_1["ipv6"],
+ "action": "permit",
+ },
+ ]
+ },
+ }
+ }
+ }
+ result = create_prefix_lists(tgen, input_dict_3)
+ assert result is True, "Testcase {} : Failed to configure the prefix list \n Error: {}".format(tc_name, result)
+
+ step(
+ "Configure IPV4 and IPv6 route-map (RMv4 and RMv6 ) matching prefix-list (Pv4 and Pv6) respectively on R1"
+ )
+ input_dict_3 = {
+ "r1": {
+ "route_maps": {
+ "RMv4": [
+ {
+ "action": "permit",
+ "seq_id": "1",
+ "match": {"ipv4": {"prefix_lists": "Pv4"}},
+ },
+ ],
+ "RMv6": [
+ {
+ "action": "permit",
+ "seq_id": "1",
+ "match": {"ipv6": {"prefix_lists": "Pv6"}},
+ },
+ ],
+ }
+ }
+ }
+ result = create_route_maps(tgen, input_dict_3)
+ assert result is True, "Testcase {} : Failed to configure the route map \n Error: {}".format(tc_name, result)
+
+ step(
+ "Configure default-originate with route-map (RMv4 and RMv6) on R1, on BGP IPv4 and IPv6 address family "
+ )
+ local_as = get_dut_as_number(tgen, dut="r1")
+ default_originate_config = {
+ "r1": {
+ "bgp": {
+ "local_as": local_as,
+ "address_family": {
+ "ipv4": {
+ "unicast": {"default_originate": {"r2": {"route_map": "RMv4"}}}
+ },
+ "ipv6": {
+ "unicast": {"default_originate": {"r2": {"route_map": "RMv6"}}}
+ },
+ },
+ }
+ }
+ }
+ result = create_router_bgp(tgen, topo, default_originate_config)
+ assert result is True, "Testcase {} : Failed to configure the default originate \n Error: {}".format(tc_name, result)
+
+ step("Verify the default route is received in BGP RIB and FIB")
+ step(
+ "After configuring default-originate command , verify default routes are advertised on R2 "
+ )
+ DEFAULT_ROUTES = {"ipv4": "0.0.0.0/0", "ipv6": "0::0/0"}
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r2": {
+ "static_routes": [
+ {
+ "network": [DEFAULT_ROUTES[addr_type]],
+ "next_hop": DEFAULT_ROUTE_NXT_HOP_R1[addr_type],
+ }
+ ]
+ }
+ }
+ result = verify_fib_routes(
+ tgen,
+ addr_type,
+ "r2",
+ static_routes_input,
+ next_hop=DEFAULT_ROUTE_NXT_HOP_R1[addr_type],
+ )
+ assert result is True, "Testcase {} : Failed...! Expected default route from R1 not found in FIB \n Error: {}".format(
+ tc_name, result
+ )
+
+ result = verify_bgp_rib(
+ tgen,
+ addr_type,
+ "r2",
+ static_routes_input,
+ next_hop=DEFAULT_ROUTE_NXT_HOP_R1[addr_type],
+ )
+ assert result is True, "Testcase {} : Failed...! Expected default route from R1 not found in RIB \n Error: {}".format(
+ tc_name, result
+ )
+ step("Remove route-map RMv4 and RMv6 from default-originate command in R1")
+ NOTE = """ Configuring the default-originate should remove the previously applied default originate with condtional route-map"""
+ local_as = get_dut_as_number(tgen, dut="r1")
+ default_originate_config = {
+ "r1": {
+ "bgp": {
+ "local_as": local_as,
+ "address_family": {
+ "ipv4": {"unicast": {"default_originate": {"r2": {}}}},
+ "ipv6": {"unicast": {"default_originate": {"r2": {}}}},
+ },
+ }
+ }
+ }
+ result = create_router_bgp(tgen, topo, default_originate_config)
+ assert result is True, "Testcase {} : Failed to remove the default originate conditional route-map \n Error: {}".format(tc_name, result)
+
+ step(
+ "Verify BGP RIB and FIB After removing route-map , default route still present on R2"
+ )
+ DEFAULT_ROUTES = {"ipv4": "0.0.0.0/0", "ipv6": "0::0/0"}
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r2": {
+ "static_routes": [
+ {
+ "network": [DEFAULT_ROUTES[addr_type]],
+ "next_hop": DEFAULT_ROUTE_NXT_HOP_R1[addr_type],
+ }
+ ]
+ }
+ }
+
+ result = verify_fib_routes(
+ tgen,
+ addr_type,
+ "r2",
+ static_routes_input,
+ next_hop=DEFAULT_ROUTE_NXT_HOP_R1[addr_type],
+ )
+ assert result is True, "Testcase {} : Failed Default route from R1 is not found in FIB \n Error: {}".format(
+ tc_name, result
+ )
+
+ result = verify_bgp_rib(
+ tgen,
+ addr_type,
+ "r2",
+ static_routes_input,
+ next_hop=DEFAULT_ROUTE_NXT_HOP_R1[addr_type],
+ )
+ assert result is True, "Testcase {} : Failed Default route from R1 is not found in RIB \n Error: {}".format(
+ tc_name, result
+ )
+
+ step("Configure default-originate with route-map (RMv4 and RMv6) on R1 ")
+ local_as = get_dut_as_number(tgen, dut="r1")
+ default_originate_config = {
+ "r1": {
+ "bgp": {
+ "local_as": local_as,
+ "address_family": {
+ "ipv4": {
+ "unicast": {
+ "default_originate": {
+ "r2": {
+ "route_map": "RMv4",
+ }
+ }
+ }
+ },
+ "ipv6": {
+ "unicast": {
+ "default_originate": {
+ "r2": {
+ "route_map": "RMv6",
+ }
+ }
+ }
+ },
+ },
+ }
+ }
+ }
+ result = create_router_bgp(tgen, topo, default_originate_config)
+ assert result is True, "Testcase {} : Failed to configure the Default originate route-map \n Error: {}".format(tc_name, result)
+
+ step(
+ "After configuring default-originate command , verify default routes are advertised on R2 "
+ )
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r2": {
+ "static_routes": [
+ {
+ "network": [DEFAULT_ROUTES[addr_type]],
+ "next_hop": DEFAULT_ROUTE_NXT_HOP_R1[addr_type],
+ }
+ ]
+ }
+ }
+
+ result = verify_fib_routes(
+ tgen,
+ addr_type,
+ "r2",
+ static_routes_input,
+ next_hop=DEFAULT_ROUTE_NXT_HOP_R1[addr_type],
+ )
+ assert result is True, "Testcase {} : Failed Default Route from R1 is not found in FIB \n Error: {}".format(
+ tc_name, result
+ )
+
+ result = verify_bgp_rib(
+ tgen,
+ addr_type,
+ "r2",
+ static_routes_input,
+ next_hop=DEFAULT_ROUTE_NXT_HOP_R1[addr_type],
+ )
+ assert result is True, "Testcase {} : Failed Default Route from R1 is not found in RIB \n Error: {}".format(
+ tc_name, result
+ )
+
+ step("Delete prefix list using no prefix-list")
+ input_dict_3 = {
+ "r1": {
+ "prefix_lists": {
+ "ipv4": {
+ "Pv4": [
+ {
+ "seqid": "1",
+ "network": NETWORK1_1["ipv4"],
+ "action": "permit",
+ "delete": True,
+ },
+ {
+ "seqid": "2",
+ "network": NETWORK2_1["ipv4"],
+ "action": "permit",
+ "delete": True,
+ },
+ ]
+ },
+ "ipv6": {
+ "Pv6": [
+ {
+ "seqid": "1",
+ "network": NETWORK1_1["ipv6"],
+ "action": "permit",
+ "delete": True,
+ },
+ {
+ "seqid": "2",
+ "network": NETWORK2_1["ipv6"],
+ "action": "permit",
+ "delete": True,
+ },
+ ]
+ },
+ }
+ }
+ }
+ result = create_prefix_lists(tgen, input_dict_3)
+ assert result is True, "Testcase {} : Failed to delete the prefix list Error: {}".format(tc_name, result)
+
+ step(
+ "Verify BGP RIB and FIB After deleting prefix-list , verify IPv4 and IPv6 default route got removed from DUT "
+ )
+ DEFAULT_ROUTES = {"ipv4": "0.0.0.0/0", "ipv6": "0::0/0"}
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r2": {
+ "static_routes": [
+ {
+ "network": [DEFAULT_ROUTES[addr_type]],
+ "next_hop": DEFAULT_ROUTE_NXT_HOP_R1[addr_type],
+ }
+ ]
+ }
+ }
+ result = verify_fib_routes(
+ tgen,
+ addr_type,
+ "r2",
+ static_routes_input,
+ next_hop=DEFAULT_ROUTE_NXT_HOP_R1[addr_type],
+ expected=False,
+ )
+ assert (
+ result is not True
+ ), "Testcase {} : Failed\n After deleteing prefix default route is not expected in FIB \n Error: {}".format(
+ tc_name, result
+ )
+
+ result = verify_bgp_rib(
+ tgen,
+ addr_type,
+ "r2",
+ static_routes_input,
+ next_hop=DEFAULT_ROUTE_NXT_HOP_R1[addr_type],
+ expected=False,
+ )
+ assert (
+ result is not True
+ ), "Testcase {} : Failed \n After deleteing prefix default route is not expected in RIB \n Error: {}".format(
+ tc_name, result
+ )
+
+ step("Configure prefix-list and delete route-map using no route-map")
+ input_dict_3 = {
+ "r1": {
+ "prefix_lists": {
+ "ipv4": {
+ "Pv4": [
+ {
+ "seqid": "1",
+ "network": NETWORK1_1["ipv4"],
+ "action": "permit",
+ },
+ {
+ "seqid": "2",
+ "network": NETWORK2_1["ipv4"],
+ "action": "permit",
+ },
+ ]
+ },
+ "ipv6": {
+ "Pv6": [
+ {
+ "seqid": "1",
+ "network": NETWORK1_1["ipv6"],
+ "action": "permit",
+ },
+ {
+ "seqid": "2",
+ "network": NETWORK2_1["ipv6"],
+ "action": "permit",
+ },
+ ]
+ },
+ }
+ }
+ }
+ result = create_prefix_lists(tgen, input_dict_3)
+ assert result is True, "Testcase {} : Failed to configure the prefix lists Error: {}".format(tc_name, result)
+
+ step(
+ "After configuring the Prefixlist cross checking the BGP Default route is configured again , before deleting the route map"
+ )
+
+ DEFAULT_ROUTES = {"ipv4": "0.0.0.0/0", "ipv6": "0::0/0"}
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r2": {
+ "static_routes": [
+ {
+ "network": [DEFAULT_ROUTES[addr_type]],
+ "next_hop": DEFAULT_ROUTE_NXT_HOP_R1[addr_type],
+ }
+ ]
+ }
+ }
+ result = verify_fib_routes(
+ tgen,
+ addr_type,
+ "r2",
+ static_routes_input,
+ next_hop=DEFAULT_ROUTE_NXT_HOP_R1[addr_type],
+ expected=True,
+ )
+ assert result is True, "Testcase {} : Failed Default route from R1 is expected in FIB but not found \n Error: {}".format(
+ tc_name, result
+ )
+
+ result = verify_bgp_rib(
+ tgen,
+ addr_type,
+ "r2",
+ static_routes_input,
+ next_hop=DEFAULT_ROUTE_NXT_HOP_R1[addr_type],
+ expected=True,
+ )
+ assert result is True, "Testcase {} : Failed Default route from R1 is expected in RIB but not found \n Error: {}".format(
+ tc_name, result
+ )
+
+ step("Deleting the routemap")
+ input_dict = {"r1": {"route_maps": ["RMv4", "RMv6"]}}
+ result = delete_route_maps(tgen, input_dict)
+ assert result is True, "Testcase {} : Failed to delete the Route-map \n Error: {}".format(tc_name, result)
+
+ step(
+ "Verify BGP RIB and FIB ,After deleting route-map , verify IPv4 and IPv6 default route got removed from DUT"
+ )
+ DEFAULT_ROUTES = {"ipv4": "0.0.0.0/0", "ipv6": "0::0/0"}
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r2": {
+ "static_routes": [
+ {
+ "network": [DEFAULT_ROUTES[addr_type]],
+ "next_hop": DEFAULT_ROUTE_NXT_HOP_R1[addr_type],
+ }
+ ]
+ }
+ }
+
+ result = verify_fib_routes(
+ tgen,
+ addr_type,
+ "r2",
+ static_routes_input,
+ next_hop=DEFAULT_ROUTE_NXT_HOP_R1[addr_type],
+ expected=False,
+ )
+ assert (
+ result is not True
+ ), "Testcase {} : Failed \n After deleteing route-map default route is not expected in FIB \nError: {}".format(
+ tc_name, result
+ )
+
+ result = verify_bgp_rib(
+ tgen,
+ addr_type,
+ "r2",
+ static_routes_input,
+ next_hop=DEFAULT_ROUTE_NXT_HOP_R1[addr_type],
+ expected=False,
+ )
+ assert (
+ result is not True
+ ), "Testcase {} : Failed \n After deleteing route-map default route is not expected in RIB \n Error: {}".format(
+ tc_name, result
+ )
+
+ write_test_footer(tc_name)
+
+
+def test_verify_bgp_default_originate_in_EBGP_with_route_map_p0(request):
+ """
+ test_verify_bgp_default_originate_in_EBGP_with_route_map_p0
+ """
+ tgen = get_topogen()
+ global BGP_CONVERGENCE
+ global topo
+ # test case name
+ tc_name = request.node.name
+ write_test_header(tc_name)
+ tgen = get_topogen()
+ # Don't run this test if we have any failure.
+ if tgen.routers_have_failure():
+ check_router_status(tgen)
+ reset_config_on_routers(tgen)
+
+ if BGP_CONVERGENCE != True:
+ pytest.skip("skipped because of BGP Convergence failure")
+
+ step("Configure IPv4 and IPv6 , EBGP neighbor between R3 and R2")
+ step("Configure IPv4 and IPv6 IBGP neighbor between R3 and R4")
+ r0_local_as = topo["routers"]["r0"]["bgp"]["local_as"]
+ r1_local_as = topo["routers"]["r1"]["bgp"]["local_as"]
+ r2_local_as = topo["routers"]["r2"]["bgp"]["local_as"]
+ r3_local_as = topo["routers"]["r3"]["bgp"]["local_as"]
+ r4_local_as = topo["routers"]["r4"]["bgp"]["local_as"]
+
+ input_dict = {
+ "r0": {
+ "bgp": {
+ "local_as": r0_local_as,
+ }
+ },
+ "r1": {
+ "bgp": {
+ "local_as": r1_local_as,
+ }
+ },
+ "r2": {
+ "bgp": {
+ "local_as": r2_local_as,
+ }
+ },
+ "r3": {
+ "bgp": {
+ "local_as": 4000,
+ }
+ },
+ "r4": {
+ "bgp": {
+ "local_as": 4000,
+ }
+ },
+ }
+ result = modify_as_number(tgen, topo, input_dict)
+ try:
+ assert result is True
+ except AssertionError:
+ logger.info("Expected behaviour: {}".format(result))
+ logger.info("BGP config is not created because of invalid ASNs")
+ step("After changing the BGP AS Path Verify the BGP Convergence")
+ BGP_CONVERGENCE = verify_bgp_convergence(tgen, topo)
+ assert BGP_CONVERGENCE is True, "setup_module :Failed \n Error: {}".format(
+ BGP_CONVERGENCE
+ )
+
+ step(
+ "Configure 2 IPv4 and 2 IPv6, Static route on R4 with next-hop as Null0 IPv4 route Sv41, Sv42, IPv6 route Sv61 Sv62"
+ )
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r4": {
+ "static_routes": [
+ {
+ "network": [NETWORK1_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ {
+ "network": [NETWORK2_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ ]
+ }
+ }
+ result = create_static_routes(tgen, static_routes_input)
+ assert result is True, "Testcase {} : Failed to configure the static routes \n Error: {}".format(
+ tc_name, result
+ )
+ step("verify IPv4 and IPv6 static route are configured and up on R4")
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r4": {
+ "static_routes": [
+ {
+ "network": [NETWORK1_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ {
+ "network": [NETWORK2_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ ]
+ }
+ }
+ result = verify_fib_routes(tgen, addr_type, "r4", static_routes_input)
+ assert result is True, "Testcase {} : Failed Static route {} is not found in R4 FIB \n Error: {}".format(
+ tc_name, static_routes_input,result
+ )
+
+ step(
+ "Configure redistribute static on IPv4 and IPv6 address family on R4 for R4 to R3 neighbo"
+ )
+ redistribute_static = {
+ "r4": {
+ "bgp": {
+ "address_family": {
+ "ipv4": {"unicast": {"redistribute": [{"redist_type": "static"}]}},
+ "ipv6": {"unicast": {"redistribute": [{"redist_type": "static"}]}},
+ }
+ }
+ }
+ }
+ result = create_router_bgp(tgen, topo, redistribute_static)
+ assert result is True, "Testcase {} : Failed to configure the redistribute static \n Error: {}".format(tc_name, result)
+
+ step("verify IPv4 and IPv6 static route are configured and up on R3")
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r3": {
+ "static_routes": [
+ {
+ "network": [NETWORK1_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ {
+ "network": [NETWORK2_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ ]
+ }
+ }
+ result = verify_fib_routes(tgen, addr_type, "r3", static_routes_input)
+ assert result is True, "Testcase {} : Failed static routes from R1 and R3 is not found in FIB \n Error: {}".format(
+ tc_name, result
+ )
+ result = verify_bgp_rib(tgen, addr_type, "r3", static_routes_input)
+ assert result is True, "Testcase {} : Failed static routes from R1 and R3 is not found in RIB \n Error: {}".format(
+ tc_name, result
+ )
+
+ step(
+ "Configure IPv4 prefix-list Pv4 and and IPv6 prefix-list Pv6 on R3 so new route which is not present on R3"
+ )
+ input_dict_3 = {
+ "r3": {
+ "prefix_lists": {
+ "ipv4": {
+ "Pv4": [
+ {
+ "seqid": "1",
+ "network": NETWORK3_1["ipv4"],
+ "action": "permit",
+ }
+ ]
+ },
+ "ipv6": {
+ "Pv6": [
+ {
+ "seqid": "1",
+ "network": NETWORK3_1["ipv6"],
+ "action": "permit",
+ }
+ ]
+ },
+ }
+ }
+ }
+ result = create_prefix_lists(tgen, input_dict_3)
+ assert result is True, "Testcase {} : Failed to configure the prefix lists \n Error: {}".format(tc_name, result)
+
+ step("verify IPv4 and IPv6 Prefix list got configured on R3")
+ input_dict = {"r3": {"prefix_lists": ["Pv4", "Pv6"]}}
+ result = verify_prefix_lists(tgen, input_dict)
+ assert result is True, "Testcase {} : Failed ..! configured prefix lists {} are not found \n Error: {}".format(tc_name,input_dict, result)
+
+ step(
+ "Configure IPv4 and IPv6 route-map ( RMv4 and RMv6 ) matching prefix-list (Pv4 and Pv6 ) respectively on R3"
+ )
+ input_dict_3 = {
+ "r3": {
+ "route_maps": {
+ "RMv4": [
+ {
+ "action": "permit",
+ "seq_id": "1",
+ "match": {"ipv4": {"prefix_lists": "Pv4"}},
+ },
+ ],
+ "RMv6": [
+ {
+ "action": "permit",
+ "seq_id": "1",
+ "match": {"ipv6": {"prefix_lists": "Pv6"}},
+ },
+ ],
+ }
+ }
+ }
+ result = create_route_maps(tgen, input_dict_3)
+ assert result is True, "Testcase {} : Failed to configure the route-map \n Error: {}".format(tc_name, result)
+ step(
+ "Taking the snapshot of the prefix count before configuring the default originate"
+ )
+ snapshot1 = get_prefix_count_route(tgen, topo, dut="r2", peer="r3")
+ step(
+ "Configure default-originate with IPv4 and IPv6 route-map (RMv4 and RMv6) on R3"
+ )
+ local_as = get_dut_as_number(tgen, dut="r3")
+ default_originate_config = {
+ "r3": {
+ "bgp": {
+ "local_as": local_as,
+ "address_family": {
+ "ipv4": {
+ "unicast": {"default_originate": {"r2": {"route_map": "RMv4"}}}
+ },
+ "ipv6": {
+ "unicast": {"default_originate": {"r2": {"route_map": "RMv6"}}}
+ },
+ },
+ }
+ }
+ }
+ result = create_router_bgp(tgen, topo, default_originate_config)
+ assert result is True, "Testcase {} : Failed to configure default-originate \n Error: {}".format(tc_name, result)
+
+ step("Verify the default route is NOT received in BGP RIB and FIB on R2 ")
+ step(
+ "After configuring default-originate command , verify default routes are not Received on R2 "
+ )
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r2": {
+ "static_routes": [
+ {
+ "network": [DEFAULT_ROUTES[addr_type]],
+ "next_hop": DEFAULT_ROUTE_NXT_HOP_R3[addr_type],
+ }
+ ]
+ }
+ }
+
+ result = verify_fib_routes(
+ tgen,
+ addr_type,
+ "r2",
+ static_routes_input,
+ next_hop=DEFAULT_ROUTE_NXT_HOP_R3[addr_type],
+ expected=False,
+ )
+ assert (
+ result is not True
+ ), "Testcase {} : Failed \n Default route is not expected due to deny in prefix list \nError: {}".format(
+ tc_name, result
+ )
+
+ result = verify_bgp_rib(
+ tgen,
+ addr_type,
+ "r2",
+ static_routes_input,
+ next_hop=DEFAULT_ROUTE_NXT_HOP_R3[addr_type],
+ expected=False,
+ )
+ assert (
+ result is not True
+ ), "Testcase {} : Failed \nDefault route is not expected due to deny in prefix list\n Error: {}".format(
+ tc_name, result
+ )
+
+ step("Add route Sv41, Sv42, IPv6 route Sv61 Sv62 on prefix list Pv4 and Pv6")
+ input_dict_3 = {
+ "r3": {
+ "prefix_lists": {
+ "ipv4": {
+ "Pv4": [
+ {
+ "seqid": "1",
+ "network": NETWORK1_1["ipv4"],
+ "action": "permit",
+ },
+ {
+ "seqid": "2",
+ "network": NETWORK2_1["ipv4"],
+ "action": "permit",
+ },
+ ]
+ },
+ "ipv6": {
+ "Pv6": [
+ {
+ "seqid": "1",
+ "network": NETWORK1_1["ipv6"],
+ "action": "permit",
+ },
+ {
+ "seqid": "2",
+ "network": NETWORK2_1["ipv6"],
+ "action": "permit",
+ },
+ ]
+ },
+ }
+ }
+ }
+ result = create_prefix_lists(tgen, input_dict_3)
+ assert result is True, "Testcase {} : Failed to configure the prefix lists Error: {}".format(tc_name, result)
+
+ step("Verify BGP default route for IPv4 and IPv6 is received on R2")
+
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r2": {
+ "static_routes": [
+ {
+ "network": [DEFAULT_ROUTES[addr_type]],
+ "next_hop": DEFAULT_ROUTE_NXT_HOP_R3[addr_type],
+ }
+ ]
+ }
+ }
+
+ result = verify_fib_routes(
+ tgen,
+ addr_type,
+ "r2",
+ static_routes_input,
+ next_hop=DEFAULT_ROUTE_NXT_HOP_R3[addr_type],
+ )
+ assert result is True, "Testcase {} : Failed Default routes are expected in R2 FIB from R3 but not found ....! \n Error: {}".format(
+ tc_name, result
+ )
+
+ result = verify_bgp_rib(
+ tgen,
+ addr_type,
+ "r2",
+ static_routes_input,
+ next_hop=DEFAULT_ROUTE_NXT_HOP_R3[addr_type],
+ )
+ assert result is True, "Testcase {} : Failed Default routes are expected in R2 RIB from R3 but not found ....! \n Error: {}".format(
+ tc_name, result
+ )
+
+ step("Remove route Sv41, Sv42, IPv6 route Sv61 Sv62 on prefix list Pv4 and Pv6")
+ input_dict_3 = {
+ "r3": {
+ "prefix_lists": {
+ "ipv4": {
+ "Pv4": [
+ {
+ "seqid": "1",
+ "network": NETWORK1_1["ipv4"],
+ "action": "permit",
+ "delete": True,
+ },
+ {
+ "seqid": "2",
+ "network": NETWORK2_1["ipv4"],
+ "action": "permit",
+ "delete": True,
+ },
+ ]
+ },
+ "ipv6": {
+ "Pv6": [
+ {
+ "seqid": "1",
+ "network": NETWORK1_1["ipv6"],
+ "action": "permit",
+ "delete": True,
+ },
+ {
+ "seqid": "2",
+ "network": NETWORK2_1["ipv6"],
+ "action": "permit",
+ "delete": True,
+ },
+ ]
+ },
+ }
+ }
+ }
+ result = create_prefix_lists(tgen, input_dict_3)
+ assert result is True, "Testcase {} : Failed to remove prefix-lists from R3 Error: {}".format(tc_name, result)
+
+ step(
+ "After Removing route BGP default route for IPv4 and IPv6 is NOT received on R2"
+ )
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r2": {
+ "static_routes": [
+ {
+ "network": [DEFAULT_ROUTES[addr_type]],
+ "next_hop": DEFAULT_ROUTE_NXT_HOP_R3[addr_type],
+ }
+ ]
+ }
+ }
+
+ result = verify_fib_routes(
+ tgen,
+ addr_type,
+ "r2",
+ static_routes_input,
+ next_hop=DEFAULT_ROUTE_NXT_HOP_R3[addr_type],
+ expected=False,
+ )
+ assert (
+ result is not True
+ ), "Testcase {} : Failed \n After Removing route in prefix list the default route is not expected in FIB \n Error: {}".format(
+ tc_name, result
+ )
+
+ result = verify_bgp_rib(
+ tgen,
+ addr_type,
+ "r2",
+ static_routes_input,
+ next_hop=DEFAULT_ROUTE_NXT_HOP_R3[addr_type],
+ expected=False,
+ )
+ assert (
+ result is not True
+ ), "Testcase {} : Failed \n After Removing route in prefix list the default route is not expected in RIB\n Error: {}".format(
+ tc_name, result
+ )
+
+ step(" Add route Sv41, Sv42, IPv6 route Sv61 Sv62 on prefix list Pv4 and Pv6")
+ input_dict_3 = {
+ "r3": {
+ "prefix_lists": {
+ "ipv4": {
+ "Pv4": [
+ {
+ "seqid": "1",
+ "network": NETWORK1_1["ipv4"],
+ "action": "permit",
+ },
+ {
+ "seqid": "2",
+ "network": NETWORK2_1["ipv4"],
+ "action": "permit",
+ },
+ ]
+ },
+ "ipv6": {
+ "Pv6": [
+ {
+ "seqid": "1",
+ "network": NETWORK1_1["ipv6"],
+ "action": "permit",
+ },
+ {
+ "seqid": "2",
+ "network": NETWORK2_1["ipv6"],
+ "action": "permit",
+ },
+ ]
+ },
+ }
+ }
+ }
+ result = create_prefix_lists(tgen, input_dict_3)
+ assert result is True, "Testcase {} : Failed Error: {}".format(tc_name, result)
+
+ step("Verify BGP default route for IPv4 and IPv6 is received on R2")
+
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r2": {
+ "static_routes": [
+ {
+ "network": [DEFAULT_ROUTES[addr_type]],
+ "next_hop": DEFAULT_ROUTE_NXT_HOP_R3[addr_type],
+ }
+ ]
+ }
+ }
+
+ result = verify_fib_routes(
+ tgen,
+ addr_type,
+ "r2",
+ static_routes_input,
+ next_hop=DEFAULT_ROUTE_NXT_HOP_R3[addr_type],
+ )
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ result = verify_bgp_rib(
+ tgen,
+ addr_type,
+ "r2",
+ static_routes_input,
+ next_hop=DEFAULT_ROUTE_NXT_HOP_R3[addr_type],
+ )
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ step("Change IPv4 and IPv6 prefix-list permit and deny ")
+ input_dict_3 = {
+ "r3": {
+ "prefix_lists": {
+ "ipv4": {
+ "Pv4": [
+ {"seqid": "1", "network": NETWORK1_1["ipv4"], "action": "deny"},
+ {"seqid": "2", "network": NETWORK2_1["ipv4"], "action": "deny"},
+ ]
+ },
+ "ipv6": {
+ "Pv6": [
+ {"seqid": "1", "network": NETWORK1_1["ipv6"], "action": "deny"},
+ {"seqid": "2", "network": NETWORK2_1["ipv6"], "action": "deny"},
+ ]
+ },
+ }
+ }
+ }
+ result = create_prefix_lists(tgen, input_dict_3)
+ assert result is True, "Testcase {} : Failed Error: {}".format(tc_name, result)
+
+ step("Verify BGP default route for IPv4 and IPv6 is not received on R2")
+
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r2": {
+ "static_routes": [
+ {
+ "network": [DEFAULT_ROUTES[addr_type]],
+ "next_hop": DEFAULT_ROUTE_NXT_HOP_R3[addr_type],
+ }
+ ]
+ }
+ }
+
+ result = verify_fib_routes(
+ tgen,
+ addr_type,
+ "r2",
+ static_routes_input,
+ next_hop=DEFAULT_ROUTE_NXT_HOP_R3[addr_type],
+ expected=False,
+ )
+ assert (
+ result is not True
+ ), "Testcase {} : Failed \n after denying the prefix list default route is not expected in FIB \n Error: {}".format(
+ tc_name, result
+ )
+
+ result = verify_bgp_rib(
+ tgen,
+ addr_type,
+ "r2",
+ static_routes_input,
+ next_hop=DEFAULT_ROUTE_NXT_HOP_R3[addr_type],
+ expected=False,
+ )
+ assert (
+ result is not True
+ ), "Testcase {} : Failed \n after denying the prefix list default route is not expected in RIB \n Error: {}".format(
+ tc_name, result
+ )
+
+ step("Change IPv4 and IPv6 prefix-list deny to permit ")
+ input_dict_3 = {
+ "r3": {
+ "prefix_lists": {
+ "ipv4": {
+ "Pv4": [
+ {
+ "seqid": "1",
+ "network": NETWORK1_1["ipv4"],
+ "action": "permit",
+ },
+ {
+ "seqid": "2",
+ "network": NETWORK2_1["ipv4"],
+ "action": "permit",
+ },
+ ]
+ },
+ "ipv6": {
+ "Pv6": [
+ {
+ "seqid": "1",
+ "network": NETWORK1_1["ipv6"],
+ "action": "permit",
+ },
+ {
+ "seqid": "2",
+ "network": NETWORK2_1["ipv6"],
+ "action": "permit",
+ },
+ ]
+ },
+ }
+ }
+ }
+ result = create_prefix_lists(tgen, input_dict_3)
+ assert result is True, "Testcase {} : Failed Error: {}".format(tc_name, result)
+
+ step("Verify BGP default route for IPv4 and IPv6 is received on R2")
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r2": {
+ "static_routes": [
+ {
+ "network": [DEFAULT_ROUTES[addr_type]],
+ "next_hop": DEFAULT_ROUTE_NXT_HOP_R3[addr_type],
+ }
+ ]
+ }
+ }
+
+ result = verify_fib_routes(
+ tgen,
+ addr_type,
+ "r2",
+ static_routes_input,
+ next_hop=DEFAULT_ROUTE_NXT_HOP_R3[addr_type],
+ )
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ result = verify_bgp_rib(
+ tgen,
+ addr_type,
+ "r2",
+ static_routes_input,
+ next_hop=DEFAULT_ROUTE_NXT_HOP_R3[addr_type],
+ )
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ step(
+ "Taking the snapshot2 of the prefix count after configuring the default originate"
+ )
+ snapshot2 = get_prefix_count_route(tgen, topo, dut="r2", peer="r3")
+
+ step("verifying the prefix count incrementing or not ")
+ isIPv4prefix_incremented = False
+ isIPv6prefix_incremented = False
+ if snapshot1["ipv4_count"] < snapshot2["ipv4_count"]:
+ isIPv4prefix_incremented = True
+ if snapshot1["ipv6_count"] < snapshot2["ipv6_count"]:
+ isIPv6prefix_incremented = True
+
+ assert (
+ isIPv4prefix_incremented is True
+ ), "Testcase {} : Failed Error: IPV4 Prefix is not incremented on receiveing ".format(
+ tc_name
+ )
+
+ assert (
+ isIPv6prefix_incremented is True
+ ), "Testcase {} : Failed Error: IPV6 Prefix is not incremented on receiveing ".format(
+ tc_name
+ )
+
+ step(
+ "Configure another IPv4 and IPv6 route-map and match same prefix-list (Sv41, Sv42, IPv6 route Sv61 Sv62) with deny statement "
+ )
+ input_dict_3 = {
+ "r3": {
+ "route_maps": {
+ "RMv41": [
+ {
+ "action": "deny",
+ "seq_id": "1",
+ "match": {"ipv4": {"prefix_lists": "Pv4"}},
+ },
+ ],
+ "RMv61": [
+ {
+ "action": "deny",
+ "seq_id": "1",
+ "match": {"ipv6": {"prefix_lists": "Pv6"}},
+ },
+ ],
+ }
+ }
+ }
+ result = create_route_maps(tgen, input_dict_3)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+
+ step("Attach route-map on IPv4 and IP6 BGP neighbor on fly")
+ local_as = get_dut_as_number(tgen, dut="r3")
+ default_originate_config = {
+ "r3": {
+ "bgp": {
+ "local_as": local_as,
+ "address_family": {
+ "ipv4": {
+ "unicast": {"default_originate": {"r2": {"route_map": "RMv41"}}}
+ },
+ "ipv6": {
+ "unicast": {"default_originate": {"r2": {"route_map": "RMv61"}}}
+ },
+ },
+ }
+ }
+ }
+ result = create_router_bgp(tgen, topo, default_originate_config)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+
+ step(
+ "After attaching route-map verify IPv4 and IPv6 default route is withdrawn from the R2"
+ )
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r2": {
+ "static_routes": [
+ {
+ "network": [DEFAULT_ROUTES[addr_type]],
+ "next_hop": DEFAULT_ROUTE_NXT_HOP_R3[addr_type],
+ }
+ ]
+ }
+ }
+
+ result = verify_fib_routes(
+ tgen,
+ addr_type,
+ "r2",
+ static_routes_input,
+ next_hop=DEFAULT_ROUTE_NXT_HOP_R3[addr_type],
+ expected=False,
+ )
+ assert result is not True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ result = verify_bgp_rib(
+ tgen,
+ addr_type,
+ "r2",
+ static_routes_input,
+ next_hop=DEFAULT_ROUTE_NXT_HOP_R3[addr_type],
+ expected=False,
+ )
+ assert result is not True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ step("Change the recently added Routemap from deny to permit")
+ input_dict_3 = {
+ "r3": {
+ "route_maps": {
+ "RMv41": [
+ {
+ "action": "permit",
+ "seq_id": "1",
+ "match": {"ipv4": {"prefix_lists": "Pv4"}},
+ },
+ ],
+ "RMv61": [
+ {
+ "action": "permit",
+ "seq_id": "1",
+ "match": {"ipv6": {"prefix_lists": "Pv6"}},
+ },
+ ],
+ }
+ }
+ }
+ result = create_route_maps(tgen, input_dict_3)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+
+ step("Verify IPv4 and IPv6 default route is advertised from the R2")
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r2": {
+ "static_routes": [
+ {
+ "network": [DEFAULT_ROUTES[addr_type]],
+ "next_hop": DEFAULT_ROUTE_NXT_HOP_R3[addr_type],
+ }
+ ]
+ }
+ }
+
+ result = verify_fib_routes(
+ tgen,
+ addr_type,
+ "r2",
+ static_routes_input,
+ next_hop=DEFAULT_ROUTE_NXT_HOP_R3[addr_type],
+ )
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ result = verify_bgp_rib(
+ tgen,
+ addr_type,
+ "r2",
+ static_routes_input,
+ next_hop=DEFAULT_ROUTE_NXT_HOP_R3[addr_type],
+ )
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ step(
+ "Delete default-originate route-map command while configuring ( neighbor x.x.x default-originate) for IPv4 and IPv6 BGP neighbor "
+ )
+ """ Configuring the Default originate on neighbor must remove the previously assigned deault-originate with routemap config """
+ local_as = get_dut_as_number(tgen, dut="r3")
+ default_originate_config = {
+ "r3": {
+ "bgp": {
+ "local_as": local_as,
+ "address_family": {
+ "ipv4": {"unicast": {"default_originate": {"r2": {}}}},
+ "ipv6": {"unicast": {"default_originate": {"r2": {}}}},
+ },
+ }
+ }
+ }
+ result = create_router_bgp(tgen, topo, default_originate_config)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+
+ step(
+ "Verify in running config from BGP that default-originate with route-map command is removed and default-originate command is still present and default route for IPv4 and IPv6 present in RIB and FIB"
+ )
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r2": {
+ "static_routes": [
+ {
+ "network": [DEFAULT_ROUTES[addr_type]],
+ "next_hop": DEFAULT_ROUTE_NXT_HOP_R3[addr_type],
+ }
+ ]
+ }
+ }
+
+ result = verify_fib_routes(
+ tgen,
+ addr_type,
+ "r2",
+ static_routes_input,
+ next_hop=DEFAULT_ROUTE_NXT_HOP_R3[addr_type],
+ )
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ result = verify_bgp_rib(
+ tgen,
+ addr_type,
+ "r2",
+ static_routes_input,
+ next_hop=DEFAULT_ROUTE_NXT_HOP_R3[addr_type],
+ )
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ step(
+ "Configure default-originate with conditional route-map command on IPv4 and IPv6 address family "
+ )
+ local_as = get_dut_as_number(tgen, dut="r3")
+ default_originate_config = {
+ "r3": {
+ "bgp": {
+ "local_as": local_as,
+ "address_family": {
+ "ipv4": {
+ "unicast": {"default_originate": {"r2": {"route_map": "RMv41"}}}
+ },
+ "ipv6": {
+ "unicast": {"default_originate": {"r2": {"route_map": "RMv61"}}}
+ },
+ },
+ }
+ }
+ }
+ result = create_router_bgp(tgen, topo, default_originate_config)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+
+ step(
+ "Verify in running config from BGP that default-originate with route-map command is present and default route for IPv4 and IPv6 present"
+ )
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r2": {
+ "static_routes": [
+ {
+ "network": [DEFAULT_ROUTES[addr_type]],
+ "next_hop": DEFAULT_ROUTE_NXT_HOP_R3[addr_type],
+ }
+ ]
+ }
+ }
+
+ result = verify_fib_routes(
+ tgen,
+ addr_type,
+ "r2",
+ static_routes_input,
+ next_hop=DEFAULT_ROUTE_NXT_HOP_R3[addr_type],
+ )
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ result = verify_bgp_rib(
+ tgen,
+ addr_type,
+ "r2",
+ static_routes_input,
+ next_hop=DEFAULT_ROUTE_NXT_HOP_R3[addr_type],
+ )
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ step(
+ "Delete default originate with 'no bgp default-originate' from IPV4 and IPV6 address family "
+ )
+ local_as = get_dut_as_number(tgen, dut="r3")
+ default_originate_config = {
+ "r3": {
+ "bgp": {
+ "local_as": local_as,
+ "address_family": {
+ "ipv4": {
+ "unicast": {"default_originate": {"r2": {"delete": True}}}
+ },
+ "ipv6": {
+ "unicast": {"default_originate": {"r2": {"delete": True}}}
+ },
+ },
+ }
+ }
+ }
+ result = create_router_bgp(tgen, topo, default_originate_config)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+
+ step(
+ " Verify in running config from BGP that default-originate complete CLI is removed for IPV4 and IPV6 address family and default originate routes got deleted"
+ )
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r2": {
+ "static_routes": [
+ {
+ "network": [DEFAULT_ROUTES[addr_type]],
+ "next_hop": DEFAULT_ROUTE_NXT_HOP_R3[addr_type],
+ }
+ ]
+ }
+ }
+
+ result = verify_fib_routes(
+ tgen,
+ addr_type,
+ "r2",
+ static_routes_input,
+ next_hop=DEFAULT_ROUTE_NXT_HOP_R3[addr_type],
+ expected=False,
+ )
+ assert (
+ result is not True
+ ), "Testcase {} : Failed \n Default Route is not expected in FIB \nError: {}".format(
+ tc_name, result
+ )
+
+ result = verify_bgp_rib(
+ tgen,
+ addr_type,
+ "r2",
+ static_routes_input,
+ next_hop=DEFAULT_ROUTE_NXT_HOP_R3[addr_type],
+ expected=False,
+ )
+ assert (
+ result is not True
+ ), "Testcase {} : Failed \n Default Route is not expected in RIB\nError: {}".format(
+ tc_name, result
+ )
+
+ write_test_footer(tc_name)
+
+
+if __name__ == "__main__":
+ args = ["-s"] + sys.argv[1:]
+ sys.exit(pytest.main(args))
diff --git a/tests/topotests/bgp_default_originate/test_bgp_default_originate_topo1_2.py b/tests/topotests/bgp_default_originate/test_bgp_default_originate_topo1_2.py
new file mode 100644
index 0000000..8e6f930
--- /dev/null
+++ b/tests/topotests/bgp_default_originate/test_bgp_default_originate_topo1_2.py
@@ -0,0 +1,2439 @@
+#!/usr/bin/env python
+#
+# Copyright (c) 2022 by VMware, Inc. ("VMware")
+# Used Copyright (c) 2018 by Network Device Education Foundation, Inc. ("NetDEF")
+# in this file.
+#
+# 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.
+# Shreenidhi A R <rshreenidhi@vmware.com>
+# THE SOFTWARE IS PROVIDED "AS IS" AND VMWARE DISCLAIMS ALL WARRANTIES
+# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL VMWARE 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.
+#
+"""
+Following tests are covered.
+5. Verify BGP default originate route-map with OUT route-map
+6. Verify BGP default originate route-map with IN route-map
+8. Verify BGP default route after removing default-originate
+9. Verify default-originate route with GR
+"""
+import os
+import sys
+import time
+import pytest
+from time import sleep
+from copy import deepcopy
+from lib.topolog import logger
+
+# pylint: disable=C0413
+# Import topogen and topotest helpers
+from lib.topogen import Topogen, get_topogen
+from lib.topojson import build_config_from_json
+from lib.topolog import logger
+
+from lib.bgp import (
+ verify_bgp_convergence,
+ verify_graceful_restart,
+ create_router_bgp,
+ verify_router_id,
+ modify_as_number,
+ verify_as_numbers,
+ clear_bgp_and_verify,
+ clear_bgp,
+ verify_bgp_rib,
+ get_prefix_count_route,
+ get_dut_as_number,
+ verify_rib_default_route,
+ verify_fib_default_route,
+ verify_bgp_advertised_routes_from_neighbor,
+ verify_bgp_received_routes_from_neighbor,
+)
+from lib.common_config import (
+ interface_status,
+ verify_prefix_lists,
+ verify_fib_routes,
+ kill_router_daemons,
+ start_router_daemons,
+ shutdown_bringup_interface,
+ step,
+ required_linux_kernel_version,
+ stop_router,
+ start_router,
+ create_route_maps,
+ create_prefix_lists,
+ get_frr_ipv6_linklocal,
+ start_topology,
+ write_test_header,
+ check_address_types,
+ write_test_footer,
+ reset_config_on_routers,
+ create_static_routes,
+ check_router_status,
+ delete_route_maps,
+)
+
+
+pytestmark = [pytest.mark.bgpd, pytest.mark.staticd]
+
+# Save the Current Working Directory to find configuration files.
+CWD = os.path.dirname(os.path.realpath(__file__))
+sys.path.append(os.path.join(CWD, "../"))
+sys.path.append(os.path.join(CWD, "../lib/"))
+
+# Required to instantiate the topology builder class.
+
+# pylint: disable=C0413
+# Import topogen and topotest helpers
+
+# Global variables
+topo = None
+KEEPALIVETIMER = 1
+HOLDDOWNTIMER = 3
+# Global variables
+NETWORK1_1 = {"ipv4": "1.1.1.1/32", "ipv6": "1::1/128"}
+NETWORK1_2 = {"ipv4": "1.1.1.2/32", "ipv6": "1::2/128"}
+NETWORK2_1 = {"ipv4": "2.1.1.1/32", "ipv6": "2::1/128"}
+NETWORK2_2 = {"ipv4": "2.1.1.2/32", "ipv6": "2::2/128"}
+NETWORK3_1 = {"ipv4": "3.1.1.1/32", "ipv6": "3::1/128"}
+NETWORK3_2 = {"ipv4": "3.1.1.2/32", "ipv6": "3::2/128"}
+NETWORK4_1 = {"ipv4": "4.1.1.1/32", "ipv6": "4::1/128"}
+NETWORK4_2 = {"ipv4": "4.1.1.2/32", "ipv6": "4::2/128"}
+NETWORK5_1 = {"ipv4": "5.1.1.1/32", "ipv6": "5::1/128"}
+NETWORK5_2 = {"ipv4": "5.1.1.2/32", "ipv6": "5::2/128"}
+DEFAULT_ROUTES = {"ipv4": "0.0.0.0/0", "ipv6": "0::0/0"}
+NEXT_HOP_IP = {"ipv4": "Null0", "ipv6": "Null0"}
+
+IPV4_RM = "RMVIPV4"
+IPV6_RM = "RMVIPV6"
+
+IPV4_RM1 = "RMVIPV41"
+IPV6_RM1 = "RMVIPV61"
+
+IPV4_RM2 = "RMVIPV42"
+IPV6_RM2 = "RMVIPV62"
+
+IPV4_PL_1 = "PV41"
+IPV4_PL_2 = "PV42"
+
+IPV6_PL_1 = "PV61"
+IPV6_PL_2 = "PV62"
+
+
+r1_ipv4_loopback = "1.0.1.0/24"
+r2_ipv4_loopback = "1.0.2.0/24"
+r3_ipv4_loopback = "1.0.3.0/24"
+r4_ipv4_loopback = "1.0.4.0/24"
+r1_ipv6_loopback = "2001:db8:f::1:0/120"
+r2_ipv6_loopback = "2001:db8:f::2:0/120"
+r3_ipv6_loopback = "2001:db8:f::3:0/120"
+r4_ipv6_loopback = "2001:db8:f::4:0/120"
+
+r0_connected_address_ipv4 = "192.168.0.0/24"
+r0_connected_address_ipv6 = "fd00::/64"
+r1_connected_address_ipv4 = "192.168.1.0/24"
+r1_connected_address_ipv6 = "fd00:0:0:1::/64"
+r3_connected_address_ipv4 = "192.168.2.0/24"
+r3_connected_address_ipv6 = "fd00:0:0:2::/64"
+r4_connected_address_ipv4 = "192.168.3.0/24"
+r4_connected_address_ipv6 = "fd00:0:0:3::/64"
+
+
+def setup_module(mod):
+ """
+ Sets up the pytest environment
+
+ * `mod`: module name
+ """
+
+ # Required linux kernel version for this suite to run.
+ result = required_linux_kernel_version("4.15")
+ if result is not True:
+ pytest.skip("Kernel requirements are not met")
+
+ testsuite_run_time = time.asctime(time.localtime(time.time()))
+ logger.info("Testsuite start time: {}".format(testsuite_run_time))
+ logger.info("=" * 40)
+
+ logger.info("Running setup_module to create topology")
+
+ # This function initiates the topology build with Topogen...
+ json_file = "{}/bgp_default_originate_topo1.json".format(CWD)
+ tgen = Topogen(json_file, mod.__name__)
+ global topo
+ topo = tgen.json_topo
+ # ... and here it calls Mininet initialization functions.
+
+ # Starting topology, create tmp files which are loaded to routers
+ # to start daemons and then start routers
+ start_topology(tgen)
+
+ # Creating configuration from JSON
+ build_config_from_json(tgen, topo)
+
+ global ADDR_TYPES
+ global BGP_CONVERGENCE
+ global DEFAULT_ROUTES
+ global DEFAULT_ROUTE_NXT_HOP_R1, DEFAULT_ROUTE_NXT_HOP_R3
+ global R0_NETWORK_LOOPBACK, R0_NETWORK_LOOPBACK_NXTHOP, R1_NETWORK_LOOPBACK, R1_NETWORK_LOOPBACK_NXTHOP
+ global R0_NETWORK_CONNECTED, R0_NETWORK_CONNECTED_NXTHOP, R1_NETWORK_CONNECTED, R1_NETWORK_CONNECTED_NXTHOP
+ global R4_NETWORK_LOOPBACK, R4_NETWORK_LOOPBACK_NXTHOP, R3_NETWORK_LOOPBACK, R3_NETWORK_LOOPBACK_NXTHOP
+ global R4_NETWORK_CONNECTED, R4_NETWORK_CONNECTED_NXTHOP, R3_NETWORK_CONNECTED, R3_NETWORK_CONNECTED_NXTHOP
+
+ ADDR_TYPES = check_address_types()
+ BGP_CONVERGENCE = verify_bgp_convergence(tgen, topo)
+ assert BGP_CONVERGENCE is True, "setup_module :Failed \n Error: {}".format(
+ BGP_CONVERGENCE
+ )
+ # There are the global varibles used through out the file these are acheived only after building the topology.
+
+ r0_loopback_address_ipv4 = topo["routers"]["r0"]["links"]["lo"]["ipv4"]
+ r0_loopback_address_ipv4_nxt_hop = topo["routers"]["r0"]["links"]["r1"][
+ "ipv4"
+ ].split("/")[0]
+ r0_loopback_address_ipv6 = topo["routers"]["r0"]["links"]["lo"]["ipv6"]
+ r0_loopback_address_ipv6_nxt_hop = topo["routers"]["r0"]["links"]["r1"][
+ "ipv6"
+ ].split("/")[0]
+
+ r1_loopback_address_ipv4 = topo["routers"]["r1"]["links"]["lo"]["ipv4"]
+ r1_loopback_address_ipv4_nxt_hop = topo["routers"]["r1"]["links"]["r2"][
+ "ipv4"
+ ].split("/")[0]
+ r1_loopback_address_ipv6 = topo["routers"]["r1"]["links"]["lo"]["ipv6"]
+ r1_loopback_address_ipv6_nxt_hop = topo["routers"]["r1"]["links"]["r2"][
+ "ipv6"
+ ].split("/")[0]
+
+ r4_loopback_address_ipv4 = topo["routers"]["r4"]["links"]["lo"]["ipv4"]
+ r4_loopback_address_ipv4_nxt_hop = topo["routers"]["r4"]["links"]["r3"][
+ "ipv4"
+ ].split("/")[0]
+ r4_loopback_address_ipv6 = topo["routers"]["r4"]["links"]["lo"]["ipv6"]
+ r4_loopback_address_ipv6_nxt_hop = topo["routers"]["r4"]["links"]["r3"][
+ "ipv6"
+ ].split("/")[0]
+
+ r3_loopback_address_ipv4 = topo["routers"]["r3"]["links"]["lo"]["ipv4"]
+ r3_loopback_address_ipv4_nxt_hop = topo["routers"]["r3"]["links"]["r2"][
+ "ipv4"
+ ].split("/")[0]
+ r3_loopback_address_ipv6 = topo["routers"]["r3"]["links"]["lo"]["ipv6"]
+ r3_loopback_address_ipv6_nxt_hop = topo["routers"]["r3"]["links"]["r2"][
+ "ipv6"
+ ].split("/")[0]
+
+ R0_NETWORK_LOOPBACK = {
+ "ipv4": r0_loopback_address_ipv4,
+ "ipv6": r0_loopback_address_ipv6,
+ }
+ R0_NETWORK_LOOPBACK_NXTHOP = {
+ "ipv4": r0_loopback_address_ipv4_nxt_hop,
+ "ipv6": r0_loopback_address_ipv6_nxt_hop,
+ }
+
+ R1_NETWORK_LOOPBACK = {
+ "ipv4": r1_loopback_address_ipv4,
+ "ipv6": r1_loopback_address_ipv6,
+ }
+ R1_NETWORK_LOOPBACK_NXTHOP = {
+ "ipv4": r1_loopback_address_ipv4_nxt_hop,
+ "ipv6": r1_loopback_address_ipv6_nxt_hop,
+ }
+
+ R0_NETWORK_CONNECTED = {
+ "ipv4": r0_connected_address_ipv4,
+ "ipv6": r0_connected_address_ipv6,
+ }
+ R0_NETWORK_CONNECTED_NXTHOP = {
+ "ipv4": r0_loopback_address_ipv4_nxt_hop,
+ "ipv6": r0_loopback_address_ipv6_nxt_hop,
+ }
+
+ R1_NETWORK_CONNECTED = {
+ "ipv4": r1_connected_address_ipv4,
+ "ipv6": r1_connected_address_ipv6,
+ }
+ R1_NETWORK_CONNECTED_NXTHOP = {
+ "ipv4": r1_loopback_address_ipv4_nxt_hop,
+ "ipv6": r1_loopback_address_ipv6_nxt_hop,
+ }
+
+ R4_NETWORK_LOOPBACK = {
+ "ipv4": r4_loopback_address_ipv4,
+ "ipv6": r4_loopback_address_ipv6,
+ }
+ R4_NETWORK_LOOPBACK_NXTHOP = {
+ "ipv4": r4_loopback_address_ipv4_nxt_hop,
+ "ipv6": r4_loopback_address_ipv6_nxt_hop,
+ }
+
+ R3_NETWORK_LOOPBACK = {
+ "ipv4": r3_loopback_address_ipv4,
+ "ipv6": r3_loopback_address_ipv6,
+ }
+ R3_NETWORK_LOOPBACK_NXTHOP = {
+ "ipv4": r3_loopback_address_ipv4_nxt_hop,
+ "ipv6": r3_loopback_address_ipv6_nxt_hop,
+ }
+
+ R4_NETWORK_CONNECTED = {
+ "ipv4": r4_connected_address_ipv4,
+ "ipv6": r4_connected_address_ipv6,
+ }
+ R4_NETWORK_CONNECTED_NXTHOP = {
+ "ipv4": r4_loopback_address_ipv4_nxt_hop,
+ "ipv6": r4_loopback_address_ipv6_nxt_hop,
+ }
+
+ R3_NETWORK_CONNECTED = {
+ "ipv4": r3_connected_address_ipv4,
+ "ipv6": r3_connected_address_ipv6,
+ }
+ R3_NETWORK_CONNECTED_NXTHOP = {
+ "ipv4": r3_loopback_address_ipv4_nxt_hop,
+ "ipv6": r3_loopback_address_ipv6_nxt_hop,
+ }
+
+ # populating the nexthop for default routes
+
+ DEFAULT_ROUTES = {"ipv4": "0.0.0.0/0", "ipv6": "0::0/0"}
+
+ interface = topo["routers"]["r1"]["links"]["r2"]["interface"]
+ ipv6_link_local = get_frr_ipv6_linklocal(tgen, "r1", intf=interface)
+ ipv4_nxt_hop = topo["routers"]["r1"]["links"]["r2"]["ipv4"].split("/")[0]
+ ipv6_nxt_hop = topo["routers"]["r1"]["links"]["r2"]["ipv6"].split("/")[0]
+ DEFAULT_ROUTE_NXT_HOP_R1 = {"ipv4": ipv4_nxt_hop, "ipv6": ipv6_link_local}
+
+ interface = topo["routers"]["r3"]["links"]["r2"]["interface"]
+ ipv6_link_local = get_frr_ipv6_linklocal(tgen, "r3", intf=interface)
+ ipv4_nxt_hop = topo["routers"]["r3"]["links"]["r2"]["ipv4"].split("/")[0]
+ ipv6_nxt_hop = topo["routers"]["r3"]["links"]["r2"]["ipv6"].split("/")[0]
+ DEFAULT_ROUTE_NXT_HOP_R3 = {"ipv4": ipv4_nxt_hop, "ipv6": ipv6_link_local}
+
+ logger.info("Running setup_module() done")
+
+
+def teardown_module():
+ """Teardown the pytest environment"""
+
+ logger.info("Running teardown_module to delete topology")
+
+ tgen = get_topogen()
+
+ # Stop toplogy and Remove tmp files
+ tgen.stop_topology()
+
+ logger.info(
+ "Testsuite end time: {}".format(time.asctime(time.localtime(time.time())))
+ )
+ logger.info("=" * 40)
+
+
+#####################################################
+#
+# Local API's
+#
+#####################################################
+
+
+def configure_gr_followed_by_clear(tgen, topo, input_dict, tc_name, dut, peer):
+ """
+ This function groups the repetitive function calls into one function.
+ """
+ result = create_router_bgp(tgen, topo, input_dict)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+ return True
+
+
+#####################################################
+#
+# Testcases
+#
+#####################################################
+
+
+def test_verify_bgp_default_originate_route_map_in_OUT_p1(request):
+ """
+ test_verify_bgp_default_originate_route_map_in_OUT_p1
+ """
+ tgen = get_topogen()
+ global BGP_CONVERGENCE
+ global topo
+ # test case name
+ tc_name = request.node.name
+ write_test_header(tc_name)
+ tgen = get_topogen()
+ # Don't run this test if we have any failure.
+ if tgen.routers_have_failure():
+ check_router_status(tgen)
+ reset_config_on_routers(tgen)
+
+ if BGP_CONVERGENCE != True:
+ pytest.skip("skipped because of BGP Convergence failure")
+
+ step("Configure IPv4 and IPv6 , EBGP neighbor between R3 and R2")
+ step("Configure IPv4 and IPv6 IBGP neighbor between R3 and R4")
+ r0_local_as = topo["routers"]["r0"]["bgp"]["local_as"]
+ r1_local_as = topo["routers"]["r1"]["bgp"]["local_as"]
+ r2_local_as = topo["routers"]["r2"]["bgp"]["local_as"]
+ r3_local_as = topo["routers"]["r3"]["bgp"]["local_as"]
+ r4_local_as = topo["routers"]["r4"]["bgp"]["local_as"]
+ input_dict = {
+ "r0": {
+ "bgp": {
+ "local_as": r0_local_as,
+ }
+ },
+ "r1": {
+ "bgp": {
+ "local_as": r1_local_as,
+ }
+ },
+ "r2": {
+ "bgp": {
+ "local_as": r2_local_as,
+ }
+ },
+ "r3": {
+ "bgp": {
+ "local_as": 4000,
+ }
+ },
+ "r4": {
+ "bgp": {
+ "local_as": 4000,
+ }
+ },
+ }
+ result = modify_as_number(tgen, topo, input_dict)
+ try:
+ assert result is True
+ except AssertionError:
+ logger.info("Expected behaviour: {}".format(result))
+ logger.info("BGP config is not created because of invalid ASNs")
+ step("After changing the BGP AS Path Verify the BGP Convergence")
+ BGP_CONVERGENCE = verify_bgp_convergence(tgen, topo)
+ assert BGP_CONVERGENCE is True, "setup_module :Failed \n Error: {}".format(
+ BGP_CONVERGENCE
+ )
+
+ step(
+ "Configure 2 IPv4 and 2 IPv6, Static route on R4 with next-hop as Null0 IPv4 route Sv41, Sv42, IPv6 route Sv61 Sv62"
+ )
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r4": {
+ "static_routes": [
+ {
+ "network": [NETWORK1_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ {
+ "network": [NETWORK2_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ ]
+ }
+ }
+ result = create_static_routes(tgen, static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ step("verify IPv4 and IPv6 static route are configured and up on R4")
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r4": {
+ "static_routes": [
+ {
+ "network": [NETWORK1_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ {
+ "network": [NETWORK2_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ ]
+ }
+ }
+ result = verify_fib_routes(tgen, addr_type, "r4", static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ step("Configure redistribute static knob on R4 , for R4 to R3 neighbor ")
+ redistribute_static = {
+ "r4": {
+ "bgp": {
+ "address_family": {
+ "ipv4": {"unicast": {"redistribute": [{"redist_type": "static"}]}},
+ "ipv6": {"unicast": {"redistribute": [{"redist_type": "static"}]}},
+ }
+ }
+ }
+ }
+ result = create_router_bgp(tgen, topo, redistribute_static)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+
+ expected_routes = {
+ "ipv4": [
+ {"network": NETWORK1_1["ipv4"], "nexthop": NEXT_HOP_IP["ipv4"]},
+ {"network": NETWORK2_1["ipv4"], "nexthop": NEXT_HOP_IP["ipv4"]},
+ ],
+ "ipv6": [
+ {"network": NETWORK1_1["ipv6"], "nexthop": NEXT_HOP_IP["ipv4"]},
+ {"network": NETWORK2_1["ipv6"], "nexthop": NEXT_HOP_IP["ipv4"]},
+ ],
+ }
+ result = verify_bgp_advertised_routes_from_neighbor(
+ tgen, topo, dut="r4", peer="r3", expected_routes=expected_routes
+ )
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+
+ step(
+ "After redistribute static verify the routes is recevied in router R3 in RIB and FIB"
+ )
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r3": {
+ "static_routes": [
+ {
+ "network": [NETWORK1_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ {
+ "network": [NETWORK2_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ ]
+ }
+ }
+ result = verify_fib_routes(tgen, addr_type, "r3", static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+ result = verify_bgp_rib(tgen, addr_type, "r3", static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ step(
+ "Configure IPv4 prefix-list Pv4 and and IPv6 prefix-list Pv6 on R3 to match BGP route Sv41, IPv6 route Sv61 with permit option "
+ )
+ input_dict_3 = {
+ "r3": {
+ "prefix_lists": {
+ "ipv4": {
+ "Pv4": [
+ {
+ "seqid": "1",
+ "network": NETWORK1_1["ipv4"],
+ "action": "permit",
+ }
+ ]
+ },
+ "ipv6": {
+ "Pv6": [
+ {
+ "seqid": "1",
+ "network": NETWORK1_1["ipv6"],
+ "action": "permit",
+ }
+ ]
+ },
+ }
+ }
+ }
+ result = create_prefix_lists(tgen, input_dict_3)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+
+ step("verify IPv4 and IPv6 Prefix list got configured on R3")
+ input_dict = {"r3": {"prefix_lists": ["Pv4", "Pv6"]}}
+ result = verify_prefix_lists(tgen, input_dict)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+
+ step(
+ "Configure IPv4 and IPv6 route-map RMv4 and RMv6 matching prefix-list Pv4 and Pv6 with permit option "
+ )
+ input_dict_3 = {
+ "r3": {
+ "route_maps": {
+ "RM4": [
+ {
+ "action": "permit",
+ "seq_id": "1",
+ "match": {"ipv4": {"prefix_lists": "Pv4"}},
+ },
+ ],
+ "RM6": [
+ {
+ "action": "permit",
+ "seq_id": "1",
+ "match": {"ipv6": {"prefix_lists": "Pv6"}},
+ },
+ ],
+ }
+ }
+ }
+ result = create_route_maps(tgen, input_dict_3)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+
+ step(
+ "Configure IPv4 prefix-list Pv42 and and IPv6 prefix-list Pv62 on R3 to match BGP route Sv42, IPv6 route Sv62 with deny option"
+ )
+ input_dict_3 = {
+ "r3": {
+ "prefix_lists": {
+ "ipv4": {
+ "Pv42": [
+ {"seqid": "1", "network": NETWORK2_1["ipv4"], "action": "deny"}
+ ]
+ },
+ "ipv6": {
+ "Pv62": [
+ {"seqid": "1", "network": NETWORK2_1["ipv6"], "action": "deny"}
+ ]
+ },
+ }
+ }
+ }
+ result = create_prefix_lists(tgen, input_dict_3)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+
+ step("verify IPv4 and IPv6 Prefix list got configured on R3")
+ input_dict = {"r3": {"prefix_lists": ["Pv42", "Pv62"]}}
+ result = verify_prefix_lists(tgen, input_dict)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+
+ step(
+ "Configure IPv4 and IPv6 route-map (RMv42 and RMv62 )matching prefix-list Pv42 and Pv62 with permit option "
+ )
+ input_dict_3 = {
+ "r3": {
+ "route_maps": {
+ "RMv42": [
+ {
+ "action": "permit",
+ "seq_id": "1",
+ "match": {"ipv4": {"prefix_lists": "Pv42"}},
+ },
+ ],
+ "RMv62": [
+ {
+ "action": "permit",
+ "seq_id": "1",
+ "match": {"ipv6": {"prefix_lists": "Pv62"}},
+ },
+ ],
+ }
+ }
+ }
+ result = create_route_maps(tgen, input_dict_3)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+
+ step(
+ "Apply IPv4 and IPv6 route-map RMv4 and RMv6 with default-originate on R3 , for R3 to R2 peers and Apply IPv4 and IPv6 out route-map RMv42 and RMv62 on R3 , for R3 to R2 peers "
+ )
+ local_as = get_dut_as_number(tgen, "r3")
+ default_originate_config = {
+ "r3": {
+ "bgp": {
+ "local_as": local_as,
+ "address_family": {
+ "ipv4": {
+ "unicast": {"default_originate": {"r2": {"route_map": "RM4"}}}
+ },
+ "ipv6": {
+ "unicast": {"default_originate": {"r2": {"route_map": "RM6"}}}
+ },
+ },
+ }
+ }
+ }
+ result = create_router_bgp(tgen, topo, default_originate_config)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+
+ updated_topo = topo
+ updated_topo["routers"]["r0"]["bgp"]["local_as"] = get_dut_as_number(tgen, "r0")
+ updated_topo["routers"]["r1"]["bgp"]["local_as"] = get_dut_as_number(tgen, "r1")
+ updated_topo["routers"]["r2"]["bgp"]["local_as"] = get_dut_as_number(tgen, "r2")
+ updated_topo["routers"]["r3"]["bgp"]["local_as"] = get_dut_as_number(tgen, "r3")
+ updated_topo["routers"]["r4"]["bgp"]["local_as"] = get_dut_as_number(tgen, "r4")
+
+ step(
+ "Apply IPv4 and IPv6 route-map RMv42 and RMv62 on R3 (OUT Direction), for R3 to R2 peers "
+ )
+ input_dict_4 = {
+ "r3": {
+ "bgp": {
+ "address_family": {
+ "ipv4": {
+ "unicast": {
+ "neighbor": {
+ "r2": {
+ "dest_link": {
+ "r3": {
+ "route_maps": [
+ {"name": "RMv42", "direction": "out"}
+ ]
+ }
+ }
+ }
+ }
+ }
+ },
+ "ipv6": {
+ "unicast": {
+ "neighbor": {
+ "r2": {
+ "dest_link": {
+ "r3": {
+ "route_maps": [
+ {"name": "RMv62", "direction": "out"}
+ ]
+ }
+ }
+ }
+ }
+ }
+ },
+ }
+ }
+ }
+ }
+
+ result = create_router_bgp(tgen, updated_topo, input_dict_4)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+
+ NOTE = """
+ After applying route-map on neighbor verify default BGP route IPv4 IPv6 route populated in R2 BGP and routing table , verify using "show ip bgp json" "show ipv6 bgp json" "show ip route json" "show ip route json"
+ Sv42 and Sv62 route should not be present on R2
+ """
+ step(NOTE)
+ DEFAULT_ROUTES = {"ipv4": "0.0.0.0/0", "ipv6": "0::0/0"}
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r2": {
+ "static_routes": [
+ {
+ "network": [DEFAULT_ROUTES[addr_type]],
+ "next_hop": DEFAULT_ROUTE_NXT_HOP_R3[addr_type],
+ }
+ ]
+ }
+ }
+
+ result = verify_fib_routes(
+ tgen,
+ addr_type,
+ "r2",
+ static_routes_input,
+ next_hop=DEFAULT_ROUTE_NXT_HOP_R3[addr_type],
+ )
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ result = verify_bgp_rib(
+ tgen,
+ addr_type,
+ "r2",
+ static_routes_input,
+ next_hop=DEFAULT_ROUTE_NXT_HOP_R3[addr_type],
+ )
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r2": {
+ "static_routes": [
+ {
+ "network": [NETWORK1_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ {
+ "network": [NETWORK2_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ ]
+ }
+ }
+
+ result = verify_fib_routes(
+ tgen, addr_type, "r2", static_routes_input, expected=False
+ )
+ assert (
+ result is not True
+ ), "Testcase {} : Failed \n Static routes are not expected due to conditions \nError: {}".format(
+ tc_name, result
+ )
+
+ result = verify_bgp_rib(
+ tgen, addr_type, "r2", static_routes_input, expected=False
+ )
+ assert (
+ result is not True
+ ), "Testcase {} : Failed \n Static routes are not expected due to conditions\n Error: {}".format(
+ tc_name, result
+ )
+
+ step("Change IPv4 prefix-list Pv42 and and IPv6 prefix-list Pv62 deny to permit")
+ input_dict_3 = {
+ "r3": {
+ "prefix_lists": {
+ "ipv4": {
+ "Pv42": [
+ {
+ "seqid": "1",
+ "network": NETWORK2_1["ipv4"],
+ "action": "permit",
+ }
+ ]
+ },
+ "ipv6": {
+ "Pv62": [
+ {
+ "seqid": "1",
+ "network": NETWORK2_1["ipv6"],
+ "action": "permit",
+ }
+ ]
+ },
+ }
+ }
+ }
+ result = create_prefix_lists(tgen, input_dict_3)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+
+ step("verify IPv4 and IPv6 Prefix list got configured on R3")
+ input_dict = {"r3": {"prefix_lists": ["Pv42", "Pv62"]}}
+ result = verify_prefix_lists(tgen, input_dict)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+
+ NOTE = """Default BGP route and IPv4 ( Sv42) , IPv6 (Sv62) route populated in R2 BGP and routing table"""
+ step(NOTE)
+ DEFAULT_ROUTES = {"ipv4": "0.0.0.0/0", "ipv6": "0::0/0"}
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r2": {
+ "static_routes": [
+ {
+ "network": [DEFAULT_ROUTES[addr_type]],
+ "next_hop": DEFAULT_ROUTE_NXT_HOP_R3[addr_type],
+ }
+ ]
+ }
+ }
+
+ result = verify_fib_routes(
+ tgen,
+ addr_type,
+ "r2",
+ static_routes_input,
+ next_hop=DEFAULT_ROUTE_NXT_HOP_R3[addr_type],
+ )
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ result = verify_bgp_rib(
+ tgen,
+ addr_type,
+ "r2",
+ static_routes_input,
+ next_hop=DEFAULT_ROUTE_NXT_HOP_R3[addr_type],
+ )
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r2": {
+ "static_routes": [
+ {
+ "network": [NETWORK2_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ }
+ ]
+ }
+ }
+
+ result = verify_fib_routes(tgen, addr_type, "r2", static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ result = verify_bgp_rib(tgen, addr_type, "r2", static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ step("IPv4 prefix-list Pv4 and and IPv6 prefix-list Pv6 permit to deny ")
+ input_dict_3 = {
+ "r3": {
+ "prefix_lists": {
+ "ipv4": {
+ "Pv4": [
+ {"seqid": "1", "network": NETWORK1_1["ipv4"], "action": "deny"}
+ ]
+ },
+ "ipv6": {
+ "Pv6": [
+ {"seqid": "1", "network": NETWORK1_1["ipv6"], "action": "deny"}
+ ]
+ },
+ }
+ }
+ }
+ result = create_prefix_lists(tgen, input_dict_3)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+
+ NOTE = """
+ Verify default-originate route (IPv4 and IPv6 ) not present on R2
+ IPv4 ( Sv42) , IPv6 (Sv62) route populated in R2 BGP
+ """
+ step(NOTE)
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r2": {
+ "static_routes": [
+ {
+ "network": [DEFAULT_ROUTES[addr_type]],
+ "next_hop": DEFAULT_ROUTE_NXT_HOP_R3[addr_type],
+ }
+ ]
+ }
+ }
+
+ result = verify_fib_routes(
+ tgen,
+ addr_type,
+ "r2",
+ static_routes_input,
+ next_hop=DEFAULT_ROUTE_NXT_HOP_R3[addr_type],
+ expected=False,
+ )
+ assert (
+ result is not True
+ ), "Testcase {} : Failed \n default-route in FIB is not expected due to conditions \n Error: {}".format(
+ tc_name, result
+ )
+
+ result = verify_bgp_rib(
+ tgen,
+ addr_type,
+ "r2",
+ static_routes_input,
+ next_hop=DEFAULT_ROUTE_NXT_HOP_R3[addr_type],
+ expected=False,
+ )
+ assert (
+ result is not True
+ ), "Testcase {} : Failed \n default-route in RIB is not expected due to conditions \n Error: {}".format(
+ tc_name, result
+ )
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r2": {
+ "static_routes": [
+ {
+ "network": [NETWORK2_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ }
+ ]
+ }
+ }
+
+ result = verify_fib_routes(tgen, addr_type, "r2", static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ result = verify_bgp_rib(tgen, addr_type, "r2", static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ write_test_footer(tc_name)
+
+def test_verify_bgp_default_originate_route_map_in_IN_p1(request):
+ """Verify BGP default originate route-map with IN route-map"""
+ tgen = get_topogen()
+ global BGP_CONVERGENCE
+ global topo
+ # test case name
+ tc_name = request.node.name
+ write_test_header(tc_name)
+ tgen = get_topogen()
+ # Don't run this test if we have any failure.
+ if tgen.routers_have_failure():
+ check_router_status(tgen)
+ reset_config_on_routers(tgen)
+
+ if BGP_CONVERGENCE != True:
+ pytest.skip("skipped because of BGP Convergence failure")
+
+ step("Configure IPv4 and IPv6 , EBGP neighbor between R1 and R2")
+ step("Configure IPv4 and IPv6 , IBGP neighbor between R1 and R0")
+ r0_local_as = topo["routers"]["r0"]["bgp"]["local_as"]
+ r1_local_as = topo["routers"]["r1"]["bgp"]["local_as"]
+ r2_local_as = topo["routers"]["r2"]["bgp"]["local_as"]
+ r3_local_as = topo["routers"]["r3"]["bgp"]["local_as"]
+ r4_local_as = topo["routers"]["r4"]["bgp"]["local_as"]
+ input_dict = {
+ "r0": {
+ "bgp": {
+ "local_as": 1000,
+ }
+ },
+ "r1": {
+ "bgp": {
+ "local_as": 1000,
+ }
+ },
+ "r2": {
+ "bgp": {
+ "local_as": r2_local_as,
+ }
+ },
+ "r3": {
+ "bgp": {
+ "local_as": r3_local_as,
+ }
+ },
+ "r4": {
+ "bgp": {
+ "local_as": r4_local_as,
+ }
+ },
+ }
+ result = modify_as_number(tgen, topo, input_dict)
+ try:
+ assert result is True
+ except AssertionError:
+ logger.info("Expected behaviour: {}".format(result))
+ logger.info("BGP config is not created because of invalid ASNs")
+ step("After changing the BGP AS Path Verify the BGP Convergence")
+
+ BGP_CONVERGENCE = verify_bgp_convergence(tgen, topo)
+ assert BGP_CONVERGENCE is True, "setup_module :Failed \n Error: {}".format(
+ BGP_CONVERGENCE
+ )
+
+ step(
+ "Configure 2 IPv4 and 2 IPv6, Static route on R0 with next-hop as Null0 IPv4 route Sv41, Sv42, IPv6 route Sv61 Sv62"
+ )
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r0": {
+ "static_routes": [
+ {
+ "network": [NETWORK1_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ {
+ "network": [NETWORK2_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ ]
+ }
+ }
+ result = create_static_routes(tgen, static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ step("verifyIPv4 and IPv6 static routes are configure and up on R0 ")
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r0": {
+ "static_routes": [
+ {
+ "network": [NETWORK1_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ {
+ "network": [NETWORK2_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ ]
+ }
+ }
+ result = verify_fib_routes(tgen, addr_type, "r0", static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ step(
+ "Configure redistribute static knob on R0 , for R0 to R1 IPv4 and IPv6 neighbor"
+ )
+ redistribute_static = {
+ "r0": {
+ "bgp": {
+ "address_family": {
+ "ipv4": {"unicast": {"redistribute": [{"redist_type": "static"}]}},
+ "ipv6": {"unicast": {"redistribute": [{"redist_type": "static"}]}},
+ }
+ }
+ }
+ }
+ result = create_router_bgp(tgen, topo, redistribute_static)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+
+ step("Verify IPv4 and IPv6 route received on R1 ")
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r1": {
+ "static_routes": [
+ {
+ "network": [NETWORK1_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ {
+ "network": [NETWORK2_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ ]
+ }
+ }
+ result = verify_fib_routes(tgen, addr_type, "r1", static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ result = verify_bgp_rib(tgen, addr_type, "r1", static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ step(
+ "Configure IPv4 prefix-list Pv4 and and IPv6 prefix-list Pv6 on R1 to match BGP route Sv41, Sv42, IPv6 route Sv61 Sv62"
+ )
+ input_dict_3 = {
+ "r1": {
+ "prefix_lists": {
+ "ipv4": {
+ "Pv4": [
+ {
+ "seqid": "1",
+ "network": NETWORK1_1["ipv4"],
+ "action": "permit",
+ },
+ {
+ "seqid": "2",
+ "network": NETWORK2_1["ipv4"],
+ "action": "permit",
+ },
+ ]
+ },
+ "ipv6": {
+ "Pv6": [
+ {
+ "seqid": "1",
+ "network": NETWORK1_1["ipv6"],
+ "action": "permit",
+ },
+ {
+ "seqid": "2",
+ "network": NETWORK2_1["ipv6"],
+ "action": "permit",
+ },
+ ]
+ },
+ }
+ }
+ }
+ result = create_prefix_lists(tgen, input_dict_3)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+
+ step("verify IPv4 and IPv6 Prefix list got configured on R1")
+ input_dict = {"r1": {"prefix_lists": ["Pv4", "Pv6"]}}
+ result = verify_prefix_lists(tgen, input_dict)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+
+ step(
+ "Configure IPv4 and IPv6 route-map RMv4 and RMv6 matching prefix-list Pv4 and Pv6 with deny option on R1"
+ )
+ input_dict_3 = {
+ "r1": {
+ "route_maps": {
+ "RMv4": [
+ {
+ "action": "deny",
+ "seq_id": "1",
+ "match": {"ipv4": {"prefix_lists": "Pv4"}},
+ },
+ ],
+ "RMv6": [
+ {
+ "action": "deny",
+ "seq_id": "1",
+ "match": {"ipv6": {"prefix_lists": "Pv6"}},
+ },
+ ],
+ }
+ }
+ }
+ result = create_route_maps(tgen, input_dict_3)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+
+ step("Apply route-map IN direction in R1 (R1 to R0) IPv4 and IPv6 neighbor")
+ updated_topo = topo
+ updated_topo["routers"]["r0"]["bgp"]["local_as"] = get_dut_as_number(tgen, "r0")
+ updated_topo["routers"]["r1"]["bgp"]["local_as"] = get_dut_as_number(tgen, "r1")
+ updated_topo["routers"]["r2"]["bgp"]["local_as"] = get_dut_as_number(tgen, "r2")
+ updated_topo["routers"]["r3"]["bgp"]["local_as"] = get_dut_as_number(tgen, "r3")
+ updated_topo["routers"]["r4"]["bgp"]["local_as"] = get_dut_as_number(tgen, "r4")
+
+ local_as_r1 = get_dut_as_number(tgen, dut="r1")
+ input_dict_4 = {
+ "r1": {
+ "bgp": {
+ "address_family": {
+ "ipv4": {
+ "unicast": {
+ "neighbor": {
+ "r0": {
+ "dest_link": {
+ "r1": {
+ "route_maps": [
+ {
+ "name": "RMv4",
+ "direction": "in",
+ }
+ ]
+ }
+ }
+ }
+ }
+ }
+ },
+ "ipv6": {
+ "unicast": {
+ "neighbor": {
+ "r0": {
+ "dest_link": {
+ "r1": {
+ "route_maps": [
+ {
+ "name": "RMv6",
+ "direction": "in",
+ }
+ ]
+ }
+ }
+ }
+ }
+ }
+ },
+ }
+ }
+ }
+ }
+
+ result = create_router_bgp(tgen, updated_topo, input_dict_4)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+
+ STEP = "After applying route-map verify that IPv4 route Sv41, Sv42, IPv6 route Sv61 Sv62 should not present on R1 BGP and routing table "
+ step(STEP)
+
+ step(
+ "After applying route-map verify that IPv4 route Sv41, Sv42, IPv6 route Sv61 Sv62 should not present on R1 "
+ )
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r1": {
+ "static_routes": [
+ {
+ "network": [NETWORK1_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ {
+ "network": [NETWORK2_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ ]
+ }
+ }
+
+ result = verify_fib_routes(
+ tgen, addr_type, "r1", static_routes_input, expected=False
+ )
+ assert (
+ result is not True
+ ), "Testcase {} : Failed \n default-route in FIB is not expected due to conditions \nError: {}".format(
+ tc_name, result
+ )
+
+ result = verify_bgp_rib(
+ tgen, addr_type, "r1", static_routes_input, expected=False
+ )
+ assert (
+ result is not True
+ ), "Testcase {} : Failed \n default-route in FIB is not expected due to conditions \nError: {}".format(
+ tc_name, result
+ )
+ # Routes should come to dut but not the shown in RIB thus verifying using show ip bgp nbr xxx received route
+ step(
+ " Verify the received routes \n using 'show ip bgp nbr xxx received route' in Router R1"
+ )
+ expected_routes = {
+ "ipv4": [
+ {"network": NETWORK1_1["ipv4"], "nexthop": NEXT_HOP_IP["ipv4"]},
+ {"network": NETWORK2_1["ipv4"], "nexthop": NEXT_HOP_IP["ipv4"]},
+ ],
+ "ipv6": [
+ {"network": NETWORK1_1["ipv6"], "nexthop": NEXT_HOP_IP["ipv6"]},
+ {"network": NETWORK2_1["ipv6"], "nexthop": NEXT_HOP_IP["ipv6"]},
+ ],
+ }
+ result = verify_bgp_received_routes_from_neighbor(
+ tgen, topo, dut="r1", peer="r0", expected_routes=expected_routes
+ )
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+
+ step("Configure default-originate on R1 for R1 to R2 IPv4 and IPv6 neighbor ")
+ local_as_r1 = get_dut_as_number(tgen, dut="r1")
+ default_originate_config = {
+ "r1": {
+ "bgp": {
+ "local_as": local_as_r1,
+ "address_family": {
+ "ipv4": {"unicast": {"default_originate": {"r2": {}}}},
+ "ipv6": {"unicast": {"default_originate": {"r2": {}}}},
+ },
+ }
+ }
+ }
+ result = create_router_bgp(tgen, topo, default_originate_config)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+
+ step(
+ "Verify Default originate knob is configured and default route advertised to R2 , verify on R1 "
+ )
+ expected_routes = {
+ "ipv4": [
+ {"network": "0.0.0.0/0", "nexthop": ""},
+ ],
+ "ipv6": [
+ {"network": "::/0", "nexthop": ""},
+ ],
+ }
+ result = verify_bgp_advertised_routes_from_neighbor(
+ tgen, topo, dut="r1", peer="r2", expected_routes=expected_routes
+ )
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+
+ step("Verify the Default route Route in FIB in R2")
+ DEFAULT_ROUTES = {"ipv4": "0.0.0.0/0", "ipv6": "0::0/0"}
+
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r1": {
+ "static_routes": [
+ {
+ "network": [DEFAULT_ROUTES[addr_type]],
+ "next_hop": DEFAULT_ROUTE_NXT_HOP_R1[addr_type],
+ }
+ ]
+ }
+ }
+ result = verify_fib_routes(
+ tgen,
+ addr_type,
+ "r2",
+ static_routes_input,
+ next_hop=DEFAULT_ROUTE_NXT_HOP_R1[addr_type],
+ )
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ step("Change route-map RMv4 and RMv6 from deny to permit")
+ input_dict_3 = {
+ "r1": {
+ "route_maps": {
+ "RMv4": [
+ {
+ "action": "permit",
+ "seq_id": "1",
+ "match": {"ipv4": {"prefix_lists": "Pv4"}},
+ },
+ ],
+ "RMv6": [
+ {
+ "action": "permit",
+ "seq_id": "1",
+ "match": {"ipv6": {"prefix_lists": "Pv6"}},
+ },
+ ],
+ }
+ }
+ }
+ result = create_route_maps(tgen, input_dict_3)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+
+ NOTE = """After changing route-map to permit verify that IPv4 routes Sv41, Sv42, IPv6 routes Sv61 Sv62 present on R1 BGP and routing table , using "show ip route " "show ip bgp nbr xxx received route " "show ipv6 route " "show ipv6 bgp nbr xxx receied route """
+ step(NOTE)
+ expected_routes = {
+ "ipv4": [{"network": NETWORK1_1["ipv4"], "nexthop": NEXT_HOP_IP["ipv4"]}],
+ "ipv6": [{"network": NETWORK1_1["ipv6"], "nexthop": NEXT_HOP_IP["ipv4"]}],
+ }
+ result = verify_bgp_received_routes_from_neighbor(
+ tgen, topo, dut="r1", peer="r0", expected_routes=expected_routes
+ )
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r1": {
+ "static_routes": [
+ {
+ "network": [NETWORK1_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ {
+ "network": [NETWORK2_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ ]
+ }
+ }
+ result = verify_bgp_rib(tgen, addr_type, "r1", static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+ result = verify_fib_routes(tgen, addr_type, "r1", static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ step("Configure default static route (IPv4 and IPv6) on R2 nexthop as R1 ")
+ NEXT_HOP_IP_R1 = {}
+ r1_r2_ipv4_neighbor = topo["routers"]["r1"]["links"]["r2"]["ipv4"].split("/")[0]
+ r1_r2_ipv6_neighbor = topo["routers"]["r1"]["links"]["r2"]["ipv6"].split("/")[0]
+ NEXT_HOP_IP_R1["ipv4"] = r1_r2_ipv4_neighbor
+ NEXT_HOP_IP_R1["ipv6"] = r1_r2_ipv6_neighbor
+ static_routes_input = {
+ "r2": {
+ "static_routes": [
+ {
+ "network": "0.0.0.0/0",
+ "next_hop": NEXT_HOP_IP_R1["ipv4"],
+ },
+ {
+ "network": "0::0/0",
+ "next_hop": NEXT_HOP_IP_R1["ipv6"],
+ },
+ ]
+ }
+ }
+ result = create_static_routes(tgen, static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+
+ step(
+ "Verify Static default route is taking preference over BGP default routes , BGP default route is inactive IN RIB and static is up and installed in RIB and FIB "
+ )
+ DEFAULT_ROUTES = {"ipv4": "0.0.0.0/0", "ipv6": "0::0/0"}
+ ipv4_nxt_hop = topo["routers"]["r1"]["links"]["r2"]["ipv4"].split("/")[0]
+ ipv6_nxt_hop = topo["routers"]["r1"]["links"]["r2"]["ipv6"].split("/")[0]
+ DEFAULT_ROUTES = {"ipv4": "0.0.0.0/0", "ipv6": "0::0/0"}
+ DEFAULT_ROUTE_NXT_HOP = {"ipv4": ipv4_nxt_hop, "ipv6": ipv6_nxt_hop}
+
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r2": {
+ "static_routes": [
+ {
+ "network": [DEFAULT_ROUTES[addr_type]],
+ "next_hop": DEFAULT_ROUTE_NXT_HOP[addr_type],
+ "protocol": "static",
+ }
+ ]
+ }
+ }
+ result = verify_bgp_rib(
+ tgen,
+ addr_type,
+ "r2",
+ static_routes_input,
+ next_hop=DEFAULT_ROUTE_NXT_HOP[addr_type],
+ )
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+ result = verify_fib_routes(
+ tgen,
+ addr_type,
+ "r2",
+ static_routes_input,
+ next_hop=DEFAULT_ROUTE_NXT_HOP[addr_type],
+ )
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+ write_test_footer(tc_name)
+
+def test_verify_default_originate_after_removing_default_originate_p1(request):
+ """Verify BGP default route after removing default-originate"""
+
+ tgen = get_topogen()
+ global BGP_CONVERGENCE
+ global topo
+ # test case name
+ tc_name = request.node.name
+ write_test_header(tc_name)
+ tgen = get_topogen()
+ # Don't run this test if we have any failure.
+ if tgen.routers_have_failure():
+ check_router_status(tgen)
+ reset_config_on_routers(tgen)
+
+ if BGP_CONVERGENCE != True:
+ pytest.skip("skipped because of BGP Convergence failure")
+
+ step("Configure EBGP between R0 to R1 and IBGP between R1 to R2")
+ step("Configure EBGP between R2 to R3 and IBGP between R3 to R4")
+ r0_local_as = topo["routers"]["r0"]["bgp"]["local_as"]
+ r1_local_as = topo["routers"]["r1"]["bgp"]["local_as"]
+ r2_local_as = topo["routers"]["r2"]["bgp"]["local_as"]
+ r3_local_as = topo["routers"]["r3"]["bgp"]["local_as"]
+ r4_local_as = topo["routers"]["r4"]["bgp"]["local_as"]
+ input_dict = {
+ "r0": {
+ "bgp": {
+ "local_as": r0_local_as,
+ }
+ },
+ "r1": {
+ "bgp": {
+ "local_as": 2000,
+ }
+ },
+ "r2": {
+ "bgp": {
+ "local_as": 2000,
+ }
+ },
+ "r3": {
+ "bgp": {
+ "local_as": 5000,
+ }
+ },
+ "r4": {
+ "bgp": {
+ "local_as": 5000,
+ }
+ },
+ }
+ result = modify_as_number(tgen, topo, input_dict)
+ try:
+ assert result is True
+ except AssertionError:
+ logger.info("Expected behaviour: {}".format(result))
+ logger.info("BGP config is not created because of invalid ASNs")
+ step("After changing the BGP AS Path Verify the BGP Convergence")
+ BGP_CONVERGENCE = verify_bgp_convergence(tgen, topo)
+ assert BGP_CONVERGENCE is True, "setup_module :Failed \n Error: {}".format(
+ BGP_CONVERGENCE
+ )
+
+ step("Configure IPv4 and IPv6 static route on R0 and R4")
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r0": {
+ "static_routes": [
+ {
+ "network": [NETWORK1_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ }
+ ]
+ },
+ "r4": {
+ "static_routes": [
+ {
+ "network": [NETWORK2_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ }
+ ]
+ },
+ }
+ result = create_static_routes(tgen, static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ step("verify IPv4 and IPv6 static route are configured and up on R0 and R4")
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r0": {
+ "static_routes": [
+ {
+ "network": [NETWORK1_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ }
+ ]
+ }
+ }
+ result = verify_fib_routes(tgen, addr_type, "r0", static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r4": {
+ "static_routes": [
+ {
+ "network": [NETWORK2_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ }
+ ]
+ }
+ }
+ result = verify_fib_routes(tgen, addr_type, "r4", static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+ step(
+ "Configure redistribute connected and static on R0 (R0-R1) on R4 ( R4-R3) IPv4 and IPv6 address family "
+ )
+ redistribute_static = {
+ "r0": {
+ "bgp": {
+ "address_family": {
+ "ipv4": {
+ "unicast": {
+ "redistribute": [
+ {"redist_type": "static"},
+ {"redist_type": "connected"},
+ ]
+ }
+ },
+ "ipv6": {
+ "unicast": {
+ "redistribute": [
+ {"redist_type": "static"},
+ {"redist_type": "connected"},
+ ]
+ }
+ },
+ }
+ }
+ },
+ "r4": {
+ "bgp": {
+ "address_family": {
+ "ipv4": {
+ "unicast": {
+ "redistribute": [
+ {"redist_type": "static"},
+ {"redist_type": "connected"},
+ ]
+ }
+ },
+ "ipv6": {
+ "unicast": {
+ "redistribute": [
+ {"redist_type": "static"},
+ {"redist_type": "connected"},
+ ]
+ }
+ },
+ }
+ }
+ },
+ "r1": {
+ "bgp": {
+ "address_family": {
+ "ipv4": {
+ "unicast": {"redistribute": [{"redist_type": "connected"}]}
+ },
+ "ipv6": {
+ "unicast": {"redistribute": [{"redist_type": "connected"}]}
+ },
+ }
+ }
+ },
+ "r3": {
+ "bgp": {
+ "address_family": {
+ "ipv4": {
+ "unicast": {"redistribute": [{"redist_type": "connected"}]}
+ },
+ "ipv6": {
+ "unicast": {"redistribute": [{"redist_type": "connected"}]}
+ },
+ }
+ }
+ },
+ }
+ result = create_router_bgp(tgen, topo, redistribute_static)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+
+ step("verify IPv4 and IPv6 static route are configured and up on R1 and R3")
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r1": {
+ "static_routes": [
+ {
+ "network": [NETWORK1_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ {
+ "network": [R0_NETWORK_LOOPBACK[addr_type]],
+ "next_hop": R0_NETWORK_LOOPBACK_NXTHOP[addr_type],
+ },
+ {
+ "network": [R0_NETWORK_CONNECTED[addr_type]],
+ "next_hop": R0_NETWORK_CONNECTED_NXTHOP[addr_type],
+ },
+ {
+ "network": [R1_NETWORK_LOOPBACK[addr_type]],
+ "next_hop": R1_NETWORK_LOOPBACK_NXTHOP[addr_type],
+ },
+ {
+ "network": [R1_NETWORK_CONNECTED[addr_type]],
+ "next_hop": R1_NETWORK_CONNECTED_NXTHOP[addr_type],
+ },
+ ]
+ }
+ }
+
+ result = verify_fib_routes(tgen, addr_type, "r1", static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+ result = verify_bgp_rib(tgen, addr_type, "r1", static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ step("verify IPv4 and IPv6 static route are configured and up on R1 and R3")
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r3": {
+ "static_routes": [
+ {
+ "network": [NETWORK2_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ {
+ "network": [R3_NETWORK_LOOPBACK[addr_type]],
+ "next_hop": R3_NETWORK_LOOPBACK_NXTHOP[addr_type],
+ },
+ {
+ "network": [R3_NETWORK_CONNECTED[addr_type]],
+ "next_hop": R3_NETWORK_CONNECTED_NXTHOP[addr_type],
+ },
+ {
+ "network": [R4_NETWORK_LOOPBACK[addr_type]],
+ "next_hop": R4_NETWORK_LOOPBACK_NXTHOP[addr_type],
+ },
+ {
+ "network": [R4_NETWORK_CONNECTED[addr_type]],
+ "next_hop": R4_NETWORK_CONNECTED_NXTHOP[addr_type],
+ },
+ ]
+ }
+ }
+
+ result = verify_fib_routes(tgen, addr_type, "r3", static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ result = verify_bgp_rib(tgen, addr_type, "r3", static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ step(
+ "Configure default-originate on R1 for R1 to R2 neighbor for IPv4 and IPv6 peer "
+ )
+ local_as = get_dut_as_number(tgen, dut="r1")
+ default_originate_config = {
+ "r1": {
+ "bgp": {
+ "local_as": local_as,
+ "address_family": {
+ "ipv4": {"unicast": {"default_originate": {"r2": {}}}},
+ "ipv6": {"unicast": {"default_originate": {"r2": {}}}},
+ },
+ }
+ }
+ }
+ result = create_router_bgp(tgen, topo, default_originate_config)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+ step(
+ "Verify all the static , connected and loopback routes from R0,R1,R3 and R4 is receieved on R2 "
+ )
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r2": {
+ "static_routes": [
+ {
+ "network": [NETWORK1_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ {
+ "network": [NETWORK2_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ {
+ "network": [R0_NETWORK_LOOPBACK[addr_type]],
+ "next_hop": R0_NETWORK_LOOPBACK_NXTHOP[addr_type],
+ },
+ {
+ "network": [R0_NETWORK_CONNECTED[addr_type]],
+ "next_hop": R0_NETWORK_CONNECTED_NXTHOP[addr_type],
+ },
+ {
+ "network": [R1_NETWORK_LOOPBACK[addr_type]],
+ "next_hop": R1_NETWORK_LOOPBACK_NXTHOP[addr_type],
+ },
+ {
+ "network": [R1_NETWORK_CONNECTED[addr_type]],
+ "next_hop": R1_NETWORK_CONNECTED_NXTHOP[addr_type],
+ },
+ {
+ "network": [R3_NETWORK_LOOPBACK[addr_type]],
+ "next_hop": R3_NETWORK_LOOPBACK_NXTHOP[addr_type],
+ },
+ {
+ "network": [R3_NETWORK_CONNECTED[addr_type]],
+ "next_hop": R3_NETWORK_CONNECTED_NXTHOP[addr_type],
+ },
+ {
+ "network": [R4_NETWORK_LOOPBACK[addr_type]],
+ "next_hop": R4_NETWORK_LOOPBACK_NXTHOP[addr_type],
+ },
+ {
+ "network": [R4_NETWORK_CONNECTED[addr_type]],
+ "next_hop": R4_NETWORK_CONNECTED_NXTHOP[addr_type],
+ },
+ ]
+ }
+ }
+
+ result = verify_bgp_rib(tgen, addr_type, "r2", static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+ result = verify_fib_routes(tgen, addr_type, "r2", static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ step("Verify the Default Originate on R2 nexthop as R1")
+
+ interface = topo["routers"]["r1"]["links"]["r2"]["interface"]
+ ipv6_link_local = get_frr_ipv6_linklocal(tgen, "r1", intf=interface)
+ ipv4_nxt_hop = topo["routers"]["r1"]["links"]["r2"]["ipv4"].split("/")[0]
+ DEFAULT_ROUTES = {"ipv4": "0.0.0.0/0", "ipv6": "0::0/0"}
+ DEFAULT_ROUTE_NXT_HOP = {"ipv4": ipv4_nxt_hop, "ipv6": ipv6_link_local}
+
+ result = verify_rib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP,
+ expected=True,
+ )
+ assert (
+ result is True
+ ), "Testcase {} : Failed \n Error: After Deactivating the BGP neighbor the default route is expected but found in RIB -> {}".format(
+ tc_name, result
+ )
+
+ result = verify_fib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP,
+ expected=True,
+ )
+ assert (
+ result is True
+ ), "Testcase {} : Failed \n Error: After Deactivating the BGP neighbor the default route is expected but found in FIB -> {}".format(
+ tc_name, result
+ )
+
+ step(
+ "Configure default-originate on R3 for R3 to R2 neighbor for IPv4 and IPv6 peer "
+ )
+ local_as = get_dut_as_number(tgen, dut="r3")
+ default_originate_config = {
+ "r3": {
+ "bgp": {
+ "local_as": local_as,
+ "address_family": {
+ "ipv4": {"unicast": {"default_originate": {"r2": {}}}},
+ "ipv6": {"unicast": {"default_originate": {"r2": {}}}},
+ },
+ }
+ }
+ }
+ result = create_router_bgp(tgen, topo, default_originate_config)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+ STEP = """After configuring the Default Originate From R3 --> R2
+ Both Default routes from R1 and R3 Should present in R2 BGP RIB
+ The Deafult Route from iBGP is prefferedover EBGP thus
+ Default Route From R1->r2 should only present in R2 FIB """
+ step(STEP)
+
+ interface = topo["routers"]["r3"]["links"]["r2"]["interface"]
+ ipv6_link_local = get_frr_ipv6_linklocal(tgen, "r3", intf=interface)
+ ipv4_nxt_hop = topo["routers"]["r3"]["links"]["r2"]["ipv4"].split("/")[0]
+ DEFAULT_ROUTES = {"ipv4": "0.0.0.0/0", "ipv6": "0::0/0"}
+ DEFAULT_ROUTE_NXT_HOP = {"ipv4": ipv4_nxt_hop, "ipv6": ipv6_link_local}
+ result = verify_fib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP,
+ expected=False,
+ )
+ assert (
+ result is not True
+ ), "Testcase {} : Failed \n Error: Only IBGP default originate is expected in FIB over EBGP {}".format(
+ tc_name, result
+ )
+
+ result = verify_rib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP,
+ expected=True,
+ )
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+
+ step(
+ "No change on static and connected routes which got advertised from R0, R1, R3 and R4"
+ )
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r2": {
+ "static_routes": [
+ {
+ "network": [NETWORK1_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ {
+ "network": [NETWORK2_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ {
+ "network": [R0_NETWORK_LOOPBACK[addr_type]],
+ "next_hop": R0_NETWORK_LOOPBACK_NXTHOP[addr_type],
+ },
+ {
+ "network": [R0_NETWORK_CONNECTED[addr_type]],
+ "next_hop": R0_NETWORK_CONNECTED_NXTHOP[addr_type],
+ },
+ {
+ "network": [R1_NETWORK_LOOPBACK[addr_type]],
+ "next_hop": R1_NETWORK_LOOPBACK_NXTHOP[addr_type],
+ },
+ {
+ "network": [R1_NETWORK_CONNECTED[addr_type]],
+ "next_hop": R1_NETWORK_CONNECTED_NXTHOP[addr_type],
+ },
+ {
+ "network": [R3_NETWORK_LOOPBACK[addr_type]],
+ "next_hop": R3_NETWORK_LOOPBACK_NXTHOP[addr_type],
+ },
+ {
+ "network": [R3_NETWORK_CONNECTED[addr_type]],
+ "next_hop": R3_NETWORK_CONNECTED_NXTHOP[addr_type],
+ },
+ {
+ "network": [R4_NETWORK_LOOPBACK[addr_type]],
+ "next_hop": R4_NETWORK_LOOPBACK_NXTHOP[addr_type],
+ },
+ {
+ "network": [R4_NETWORK_CONNECTED[addr_type]],
+ "next_hop": R4_NETWORK_CONNECTED_NXTHOP[addr_type],
+ },
+ ]
+ }
+ }
+
+ result = verify_bgp_rib(tgen, addr_type, "r2", static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+ result = verify_fib_routes(tgen, addr_type, "r2", static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ step(
+ " Remove default-originate on R1 for R1 to R2 neighbor for IPv4 and IPv6 peer "
+ )
+ local_as = get_dut_as_number(tgen, dut="r1")
+ default_originate_config = {
+ "r1": {
+ "bgp": {
+ "local_as": local_as,
+ "address_family": {
+ "ipv4": {
+ "unicast": {"default_originate": {"r2": {"delete": True}}}
+ },
+ "ipv6": {
+ "unicast": {"default_originate": {"r2": {"delete": True}}}
+ },
+ },
+ }
+ }
+ }
+ result = create_router_bgp(tgen, topo, default_originate_config)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+
+ step("Verify the Default Originate reoute from R1 to r2 is removed in R2 ")
+ interface = topo["routers"]["r1"]["links"]["r2"]["interface"]
+ ipv6_link_local = get_frr_ipv6_linklocal(tgen, "r1", intf=interface)
+ ipv4_nxt_hop = topo["routers"]["r1"]["links"]["r2"]["ipv4"].split("/")[0]
+ DEFAULT_ROUTES = {"ipv4": "0.0.0.0/0", "ipv6": "0::0/0"}
+ DEFAULT_ROUTE_NXT_HOP = {"ipv4": ipv4_nxt_hop, "ipv6": ipv6_link_local}
+ result = verify_fib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP,
+ expected=False,
+ )
+ assert (
+ result is not True
+ ), "Testcase {} : Failed \n After removing the default originate the route should not be present in FIB \n Error: {}".format(
+ tc_name, result
+ )
+
+ result = verify_rib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP,
+ expected=False,
+ )
+ assert (
+ result is not True
+ ), "Testcase {} : Failed \n After removing the default originate the route should not be present in RIB \n Error: {}".format(
+ tc_name, result
+ )
+
+ NOTE = """ after removing the Default originate from R1-->R2
+ Verify the BGP Default route received from R3 is present in both BGP RIB and FIB on R2
+ """
+ interface = topo["routers"]["r3"]["links"]["r2"]["interface"]
+ ipv6_link_local = get_frr_ipv6_linklocal(tgen, "r3", intf=interface)
+ ipv4_nxt_hop = topo["routers"]["r3"]["links"]["r2"]["ipv4"].split("/")[0]
+ DEFAULT_ROUTES = {"ipv4": "0.0.0.0/0", "ipv6": "0::0/0"}
+ DEFAULT_ROUTE_NXT_HOP = {"ipv4": ipv4_nxt_hop, "ipv6": ipv6_link_local}
+ result = verify_fib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP,
+ expected=True,
+ )
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+
+ result = verify_rib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP,
+ expected=True,
+ )
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+
+ step(
+ "No change on static and connected routes which got advertised from R0, R1, R3 and R4"
+ )
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r2": {
+ "static_routes": [
+ {
+ "network": [NETWORK1_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ {
+ "network": [NETWORK2_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ {
+ "network": [R0_NETWORK_LOOPBACK[addr_type]],
+ "next_hop": R0_NETWORK_LOOPBACK_NXTHOP[addr_type],
+ },
+ {
+ "network": [R0_NETWORK_CONNECTED[addr_type]],
+ "next_hop": R0_NETWORK_CONNECTED_NXTHOP[addr_type],
+ },
+ {
+ "network": [R1_NETWORK_LOOPBACK[addr_type]],
+ "next_hop": R1_NETWORK_LOOPBACK_NXTHOP[addr_type],
+ },
+ {
+ "network": [R1_NETWORK_CONNECTED[addr_type]],
+ "next_hop": R1_NETWORK_CONNECTED_NXTHOP[addr_type],
+ },
+ {
+ "network": [R3_NETWORK_LOOPBACK[addr_type]],
+ "next_hop": R3_NETWORK_LOOPBACK_NXTHOP[addr_type],
+ },
+ {
+ "network": [R3_NETWORK_CONNECTED[addr_type]],
+ "next_hop": R3_NETWORK_CONNECTED_NXTHOP[addr_type],
+ },
+ {
+ "network": [R4_NETWORK_LOOPBACK[addr_type]],
+ "next_hop": R4_NETWORK_LOOPBACK_NXTHOP[addr_type],
+ },
+ {
+ "network": [R4_NETWORK_CONNECTED[addr_type]],
+ "next_hop": R4_NETWORK_CONNECTED_NXTHOP[addr_type],
+ },
+ ]
+ }
+ }
+
+ result = verify_bgp_rib(tgen, addr_type, "r2", static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+ result = verify_fib_routes(tgen, addr_type, "r2", static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ step(
+ "Remove default-originate on R3 for R3 to R2 neighbor for IPv4 and IPv6 peer "
+ )
+ local_as = get_dut_as_number(tgen, dut="r3")
+ default_originate_config = {
+ "r3": {
+ "bgp": {
+ "local_as": local_as,
+ "address_family": {
+ "ipv4": {
+ "unicast": {"default_originate": {"r2": {"delete": True}}}
+ },
+ "ipv6": {
+ "unicast": {"default_originate": {"r2": {"delete": True}}}
+ },
+ },
+ }
+ }
+ }
+ result = create_router_bgp(tgen, topo, default_originate_config)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+
+ step(
+ "After removing default originate , verify default IPv4 and IPv6 BGP routes removed on R2 from R1 ( next-hop as R3) "
+ )
+ interface = topo["routers"]["r3"]["links"]["r2"]["interface"]
+ ipv6_link_local = get_frr_ipv6_linklocal(tgen, "r3", intf=interface)
+ ipv4_nxt_hop = topo["routers"]["r3"]["links"]["r2"]["ipv4"].split("/")[0]
+ DEFAULT_ROUTES = {"ipv4": "0.0.0.0/0", "ipv6": "0::0/0"}
+ DEFAULT_ROUTE_NXT_HOP = {"ipv4": ipv4_nxt_hop, "ipv6": ipv6_link_local}
+ result = verify_fib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP,
+ expected=False,
+ )
+ assert (
+ result is not True
+ ), "Testcase {} : Failed \n After removing the default originate the route should not be present in FIB \n Error: {}".format(
+ tc_name, result
+ )
+
+ result = verify_rib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP,
+ expected=False,
+ )
+ assert (
+ result is not True
+ ), "Testcase {} : Failed \n After removing the default originate the route should not be present in RIB \n Error: {}".format(
+ tc_name, result
+ )
+ step(
+ "No change on static and connected routes which got advertised from R0, R1, R3 and R4"
+ )
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r2": {
+ "static_routes": [
+ {
+ "network": [NETWORK1_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ {
+ "network": [NETWORK2_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ {
+ "network": [R0_NETWORK_LOOPBACK[addr_type]],
+ "next_hop": R0_NETWORK_LOOPBACK_NXTHOP[addr_type],
+ },
+ {
+ "network": [R0_NETWORK_CONNECTED[addr_type]],
+ "next_hop": R0_NETWORK_CONNECTED_NXTHOP[addr_type],
+ },
+ {
+ "network": [R1_NETWORK_LOOPBACK[addr_type]],
+ "next_hop": R1_NETWORK_LOOPBACK_NXTHOP[addr_type],
+ },
+ {
+ "network": [R1_NETWORK_CONNECTED[addr_type]],
+ "next_hop": R1_NETWORK_CONNECTED_NXTHOP[addr_type],
+ },
+ {
+ "network": [R3_NETWORK_LOOPBACK[addr_type]],
+ "next_hop": R3_NETWORK_LOOPBACK_NXTHOP[addr_type],
+ },
+ {
+ "network": [R3_NETWORK_CONNECTED[addr_type]],
+ "next_hop": R3_NETWORK_CONNECTED_NXTHOP[addr_type],
+ },
+ {
+ "network": [R4_NETWORK_LOOPBACK[addr_type]],
+ "next_hop": R4_NETWORK_LOOPBACK_NXTHOP[addr_type],
+ },
+ {
+ "network": [R4_NETWORK_CONNECTED[addr_type]],
+ "next_hop": R4_NETWORK_CONNECTED_NXTHOP[addr_type],
+ },
+ ]
+ }
+ }
+
+ result = verify_bgp_rib(tgen, addr_type, "r2", static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+ result = verify_fib_routes(tgen, addr_type, "r2", static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+ write_test_footer(tc_name)
+
+def test_verify_default_originate_route_with_GR_p1(request):
+ """ "Verify default-originate route with GR "
+ """
+ tgen = get_topogen()
+ global BGP_CONVERGENCE
+ global topo
+ # test case name
+ tc_name = request.node.name
+ write_test_header(tc_name)
+ tgen = get_topogen()
+ # Don't run this test if we have any failure.
+ if tgen.routers_have_failure():
+ check_router_status(tgen)
+ reset_config_on_routers(tgen)
+
+ if BGP_CONVERGENCE != True:
+ pytest.skip("skipped because of BGP Convergence failure")
+
+
+ step("Configure IPV4 and IPV6 IBGP between R1 and R2 ")
+ step("Configure IPV4 and IPV6 EBGP between R2 to R3 ")
+ r0_local_as = topo['routers']['r0']['bgp']['local_as']
+ r1_local_as = topo['routers']['r1']['bgp']['local_as']
+ r2_local_as = topo['routers']['r2']['bgp']['local_as']
+ r3_local_as = topo['routers']['r3']['bgp']['local_as']
+ r4_local_as = topo['routers']['r4']['bgp']['local_as']
+ input_dict = {
+ "r0": {
+ "bgp": {
+ "local_as": r0_local_as,
+ }
+ },
+ "r1": {
+ "bgp": {
+ "local_as": 1000,
+ }
+ },
+ "r2": {
+ "bgp": {
+ "local_as": 1000,
+ }
+ },
+ "r3": {
+ "bgp": {
+ "local_as": r3_local_as,
+ }
+ },
+ "r4": {
+ "bgp": {
+ "local_as": r4_local_as,
+ }
+ },
+ }
+ result = modify_as_number(tgen, topo, input_dict)
+ try:
+ assert result is True
+ except AssertionError:
+ logger.info("Expected behaviour: {}".format(result))
+ logger.info("BGP config is not created because of invalid ASNs")
+ step("After changing the BGP AS Path Verify the BGP Convergence")
+ BGP_CONVERGENCE = verify_bgp_convergence(tgen, topo)
+ assert BGP_CONVERGENCE is True, "setup_module :Failed \n Error: {}".format(
+ BGP_CONVERGENCE
+ )
+
+ step(
+ "Configure per peer Graceful restart on R2 ( restarting router) and R3 helper router "
+ )
+ input_dict = {
+ "r2": {
+ "bgp": {
+ "local_as": get_dut_as_number(tgen, "r2"),
+ "graceful-restart": {
+ "graceful-restart": True,
+ "preserve-fw-state": True,
+ },
+ }
+ },
+ "r3": {
+ "bgp": {
+ "local_as": get_dut_as_number(tgen, "r3"),
+ "graceful-restart": {"graceful-restart-helper": True},
+ }
+ },
+ }
+
+ configure_gr_followed_by_clear(tgen, topo, input_dict, tc_name, dut="r2", peer="r3")
+
+ step("verify Graceful restart at R2")
+ for addr_type in ADDR_TYPES:
+ result = verify_graceful_restart(
+ tgen, topo, addr_type, input_dict, dut="r2", peer="r3"
+ )
+ assert result is True, "Testcase {} :Failed \n Error {}".format(tc_name, result)
+
+ step(
+ "Configure default-originate on R1 for R1-R2 neighbor for IPv4 and IPv6 BGP peers "
+ )
+ local_as = get_dut_as_number(tgen, dut="r1")
+ default_originate_config = {
+ "r1": {
+ "bgp": {
+ "local_as": local_as,
+ "address_family": {
+ "ipv4": {
+ "unicast": {
+ "default_originate":{
+ "r2":{
+
+ }
+
+ }
+
+ }
+ }, "ipv6": {
+ "unicast": {
+ "default_originate":{
+ "r2":{
+
+ }
+
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+ result = create_router_bgp(tgen, topo, default_originate_config)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result)
+
+ step(
+ "R2 received default-originate routes and advertised it to R3 , verify on R2 and R3"
+ )
+ DEFAULT_ROUTES = {"ipv4": "0.0.0.0/0", "ipv6": "0::0/0"}
+ step(
+ "After configuring default-originate command , verify default routes are advertised on R2 "
+ )
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r2": {
+ "static_routes": [
+ {
+ "network": [DEFAULT_ROUTES[addr_type]],
+ "next_hop": DEFAULT_ROUTE_NXT_HOP_R1[addr_type],
+ }
+ ]
+ }
+ }
+
+ result = verify_fib_routes(tgen, addr_type, "r2", static_routes_input,next_hop=DEFAULT_ROUTE_NXT_HOP_R1[addr_type])
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ result = verify_bgp_rib(tgen, addr_type, "r2", static_routes_input,next_hop=DEFAULT_ROUTE_NXT_HOP_R1[addr_type])
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+
+ step(" Kill BGPd session on R2")
+ kill_router_daemons(tgen, "r2", ["bgpd"])
+ start_router_daemons(tgen, "r2", ["bgpd"])
+
+ step("verify default route is relearned after clear bgp on R2 on BGP RIB and")
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r2": {
+ "static_routes": [
+ {
+ "network": [DEFAULT_ROUTES[addr_type]],
+ "next_hop": DEFAULT_ROUTE_NXT_HOP_R1[addr_type],
+ }
+ ]
+ }
+ }
+
+ result = verify_fib_routes(tgen, addr_type, "r2", static_routes_input,next_hop=DEFAULT_ROUTE_NXT_HOP_R1[addr_type])
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ result = verify_bgp_rib(tgen, addr_type, "r2", static_routes_input,next_hop=DEFAULT_ROUTE_NXT_HOP_R1[addr_type])
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+ write_test_footer(tc_name)
+
+if __name__ == "__main__":
+ args = ["-s"] + sys.argv[1:]
+ sys.exit(pytest.main(args))
diff --git a/tests/topotests/bgp_default_originate/test_bgp_default_originate_topo1_3.py b/tests/topotests/bgp_default_originate/test_bgp_default_originate_topo1_3.py
new file mode 100644
index 0000000..9e52504
--- /dev/null
+++ b/tests/topotests/bgp_default_originate/test_bgp_default_originate_topo1_3.py
@@ -0,0 +1,2540 @@
+#!/usr/bin/env python
+#
+# Copyright (c) 2022 by VMware, Inc. ("VMware")
+# Used Copyright (c) 2018 by Network Device Education Foundation, Inc. ("NetDEF")
+# in this file.
+#
+# 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.
+# Shreenidhi A R <rshreenidhi@vmware.com>
+# THE SOFTWARE IS PROVIDED "AS IS" AND VMWARE DISCLAIMS ALL WARRANTIES
+# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL VMWARE 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.
+#
+"""
+Following tests are covered.
+10. Verify default-originate route after BGP and FRR process restart
+11. Verify default-originate route after shut/no shut and clear BGP neighbor
+"""
+import os
+import sys
+import time
+import pytest
+from lib.topolog import logger
+
+# pylint: disable=C0413
+# Import topogen and topotest helpers
+from lib.topogen import Topogen, get_topogen
+from lib.topojson import build_config_from_json
+from lib.topolog import logger
+
+from lib.bgp import (
+ verify_bgp_convergence,
+ create_router_bgp,
+ modify_as_number,
+ clear_bgp,
+ verify_bgp_rib,
+ get_dut_as_number,
+ verify_rib_default_route,
+ verify_fib_default_route,
+)
+from lib.common_config import (
+ interface_status,
+ verify_prefix_lists,
+ verify_fib_routes,
+ kill_router_daemons,
+ start_router_daemons,
+ shutdown_bringup_interface,
+ step,
+ required_linux_kernel_version,
+ stop_router,
+ start_router,
+ create_route_maps,
+ create_prefix_lists,
+ get_frr_ipv6_linklocal,
+ start_topology,
+ write_test_header,
+ check_address_types,
+ write_test_footer,
+ reset_config_on_routers,
+ create_static_routes,
+ check_router_status,
+)
+
+pytestmark = [pytest.mark.bgpd, pytest.mark.staticd]
+
+# Save the Current Working Directory to find configuration files.
+CWD = os.path.dirname(os.path.realpath(__file__))
+sys.path.append(os.path.join(CWD, "../"))
+sys.path.append(os.path.join(CWD, "../lib/"))
+
+# Required to instantiate the topology builder class.
+
+# pylint: disable=C0413
+# Import topogen and topotest helpers
+
+# Global variables
+topo = None
+KEEPALIVETIMER = 1
+HOLDDOWNTIMER = 3
+# Global variables
+NETWORK1_1 = {"ipv4": "198.51.1.1/32", "ipv6": "2001:DB8::1:1/128"}
+NETWORK2_1 = {"ipv4": "198.51.1.2/32", "ipv6": "2001:DB8::1:2/128"}
+DEFAULT_ROUTES = {"ipv4": "0.0.0.0/0", "ipv6": "0::0/0"}
+NEXT_HOP_IP = {"ipv4": "Null0", "ipv6": "Null0"}
+
+r0_connected_address_ipv4 = "192.168.0.0/24"
+r0_connected_address_ipv6 = "fd00::/64"
+r1_connected_address_ipv4 = "192.168.1.0/24"
+r1_connected_address_ipv6 = "fd00:0:0:1::/64"
+r3_connected_address_ipv4 = "192.168.2.0/24"
+r3_connected_address_ipv6 = "fd00:0:0:2::/64"
+r4_connected_address_ipv4 = "192.168.3.0/24"
+r4_connected_address_ipv6 = "fd00:0:0:3::/64"
+
+
+def setup_module(mod):
+ """
+ Sets up the pytest environment
+
+ * `mod`: module name
+ """
+
+ # Required linux kernel version for this suite to run.
+ result = required_linux_kernel_version("4.15")
+ if result is not True:
+ pytest.skip("Kernel requirements are not met")
+
+ testsuite_run_time = time.asctime(time.localtime(time.time()))
+ logger.info("Testsuite start time: {}".format(testsuite_run_time))
+ logger.info("=" * 40)
+
+ logger.info("Running setup_module to create topology")
+
+ # This function initiates the topology build with Topogen...
+ json_file = "{}/bgp_default_originate_topo1.json".format(CWD)
+ tgen = Topogen(json_file, mod.__name__)
+ global topo
+ topo = tgen.json_topo
+ # ... and here it calls micronet initialization functions.
+ # Starting topology, create tmp files which are loaded to routers
+ # to start daemons and then start routers
+ start_topology(tgen)
+ # Creating configuration from JSON
+ build_config_from_json(tgen, topo)
+
+ global ADDR_TYPES
+ global BGP_CONVERGENCE
+ global DEFAULT_ROUTES
+ global DEFAULT_ROUTE_NXT_HOP_R1, DEFAULT_ROUTE_NXT_HOP_R3
+ global R0_NETWORK_LOOPBACK, R0_NETWORK_LOOPBACK_NXTHOP, R1_NETWORK_LOOPBACK
+ global R0_NETWORK_CONNECTED, R0_NETWORK_CONNECTED_NXTHOP, R1_NETWORK_CONNECTED, R1_NETWORK_CONNECTED_NXTHOP
+ global R4_NETWORK_LOOPBACK, R4_NETWORK_LOOPBACK_NXTHOP, R3_NETWORK_LOOPBACK
+ global R4_NETWORK_CONNECTED, R4_NETWORK_CONNECTED_NXTHOP, R3_NETWORK_CONNECTED, R3_NETWORK_CONNECTED_NXTHOP
+
+ ADDR_TYPES = check_address_types()
+ BGP_CONVERGENCE = verify_bgp_convergence(tgen, topo)
+ assert BGP_CONVERGENCE is True, "setup_module :Failed \n Error: {}".format(
+ BGP_CONVERGENCE
+ )
+ # There are the global varibles used through out the file these are acheived only after building the topology.
+
+ r0_loopback_address_ipv4 = topo["routers"]["r0"]["links"]["lo"]["ipv4"]
+ r0_loopback_address_ipv4_nxt_hop = topo["routers"]["r0"]["links"]["r1"][
+ "ipv4"
+ ].split("/")[0]
+ r0_loopback_address_ipv6 = topo["routers"]["r0"]["links"]["lo"]["ipv6"]
+ r0_loopback_address_ipv6_nxt_hop = topo["routers"]["r0"]["links"]["r1"][
+ "ipv6"
+ ].split("/")[0]
+
+ r1_loopback_address_ipv4 = topo["routers"]["r1"]["links"]["lo"]["ipv4"]
+ r1_loopback_address_ipv4_nxt_hop = topo["routers"]["r1"]["links"]["r2"][
+ "ipv4"
+ ].split("/")[0]
+ r1_loopback_address_ipv6 = topo["routers"]["r1"]["links"]["lo"]["ipv6"]
+ r1_loopback_address_ipv6_nxt_hop = topo["routers"]["r1"]["links"]["r2"][
+ "ipv6"
+ ].split("/")[0]
+
+ r4_loopback_address_ipv4 = topo["routers"]["r4"]["links"]["lo"]["ipv4"]
+ r4_loopback_address_ipv4_nxt_hop = topo["routers"]["r4"]["links"]["r3"][
+ "ipv4"
+ ].split("/")[0]
+ r4_loopback_address_ipv6 = topo["routers"]["r4"]["links"]["lo"]["ipv6"]
+ r4_loopback_address_ipv6_nxt_hop = topo["routers"]["r4"]["links"]["r3"][
+ "ipv6"
+ ].split("/")[0]
+
+ r3_loopback_address_ipv4 = topo["routers"]["r3"]["links"]["lo"]["ipv4"]
+ r3_loopback_address_ipv4_nxt_hop = topo["routers"]["r3"]["links"]["r2"][
+ "ipv4"
+ ].split("/")[0]
+ r3_loopback_address_ipv6 = topo["routers"]["r3"]["links"]["lo"]["ipv6"]
+ r3_loopback_address_ipv6_nxt_hop = topo["routers"]["r3"]["links"]["r2"][
+ "ipv6"
+ ].split("/")[0]
+
+ R0_NETWORK_LOOPBACK = {
+ "ipv4": r0_loopback_address_ipv4,
+ "ipv6": r0_loopback_address_ipv6,
+ }
+ R0_NETWORK_LOOPBACK_NXTHOP = {
+ "ipv4": r0_loopback_address_ipv4_nxt_hop,
+ "ipv6": r0_loopback_address_ipv6_nxt_hop,
+ }
+
+ R1_NETWORK_LOOPBACK = {
+ "ipv4": r1_loopback_address_ipv4,
+ "ipv6": r1_loopback_address_ipv6,
+ }
+
+ R0_NETWORK_CONNECTED = {
+ "ipv4": r0_connected_address_ipv4,
+ "ipv6": r0_connected_address_ipv6,
+ }
+ R0_NETWORK_CONNECTED_NXTHOP = {
+ "ipv4": r0_loopback_address_ipv4_nxt_hop,
+ "ipv6": r0_loopback_address_ipv6_nxt_hop,
+ }
+
+ R1_NETWORK_CONNECTED = {
+ "ipv4": r1_connected_address_ipv4,
+ "ipv6": r1_connected_address_ipv6,
+ }
+ R1_NETWORK_CONNECTED_NXTHOP = {
+ "ipv4": r1_loopback_address_ipv4_nxt_hop,
+ "ipv6": r1_loopback_address_ipv6_nxt_hop,
+ }
+
+ R4_NETWORK_LOOPBACK = {
+ "ipv4": r4_loopback_address_ipv4,
+ "ipv6": r4_loopback_address_ipv6,
+ }
+ R4_NETWORK_LOOPBACK_NXTHOP = {
+ "ipv4": r4_loopback_address_ipv4_nxt_hop,
+ "ipv6": r4_loopback_address_ipv6_nxt_hop,
+ }
+
+ R3_NETWORK_LOOPBACK = {
+ "ipv4": r3_loopback_address_ipv4,
+ "ipv6": r3_loopback_address_ipv6,
+ }
+ R4_NETWORK_CONNECTED = {
+ "ipv4": r4_connected_address_ipv4,
+ "ipv6": r4_connected_address_ipv6,
+ }
+ R4_NETWORK_CONNECTED_NXTHOP = {
+ "ipv4": r4_loopback_address_ipv4_nxt_hop,
+ "ipv6": r4_loopback_address_ipv6_nxt_hop,
+ }
+
+ R3_NETWORK_CONNECTED = {
+ "ipv4": r3_connected_address_ipv4,
+ "ipv6": r3_connected_address_ipv6,
+ }
+ R3_NETWORK_CONNECTED_NXTHOP = {
+ "ipv4": r3_loopback_address_ipv4_nxt_hop,
+ "ipv6": r3_loopback_address_ipv6_nxt_hop,
+ }
+
+ # populating the nexthop for default routes
+ DEFAULT_ROUTES = {"ipv4": "0.0.0.0/0", "ipv6": "0::0/0"}
+
+ interface = topo["routers"]["r1"]["links"]["r2"]["interface"]
+ ipv6_link_local = get_frr_ipv6_linklocal(tgen, "r1", intf=interface)
+ ipv4_nxt_hop = topo["routers"]["r1"]["links"]["r2"]["ipv4"].split("/")[0]
+ ipv6_nxt_hop = topo["routers"]["r1"]["links"]["r2"]["ipv6"].split("/")[0]
+ DEFAULT_ROUTE_NXT_HOP_R1 = {"ipv4": ipv4_nxt_hop, "ipv6": ipv6_link_local}
+
+ interface = topo["routers"]["r3"]["links"]["r2"]["interface"]
+ ipv6_link_local = get_frr_ipv6_linklocal(tgen, "r3", intf=interface)
+ ipv4_nxt_hop = topo["routers"]["r3"]["links"]["r2"]["ipv4"].split("/")[0]
+ ipv6_nxt_hop = topo["routers"]["r3"]["links"]["r2"]["ipv6"].split("/")[0]
+ DEFAULT_ROUTE_NXT_HOP_R3 = {"ipv4": ipv4_nxt_hop, "ipv6": ipv6_link_local}
+
+ logger.info("Running setup_module() done")
+
+
+def teardown_module():
+ """Teardown the pytest environment"""
+
+ logger.info("Running teardown_module to delete topology")
+
+ tgen = get_topogen()
+
+ # Stop toplogy and Remove tmp files
+ tgen.stop_topology()
+
+ logger.info(
+ "Testsuite end time: {}".format(time.asctime(time.localtime(time.time())))
+ )
+ logger.info("=" * 40)
+
+
+#####################################################
+#
+# Testcases
+#
+#####################################################
+
+
+def test_verify_default_originate_after_BGP_and_FRR_restart_p2(request):
+ """
+ Summary: "Verify default-originate route after BGP and FRR process restart "
+ """
+ tgen = get_topogen()
+ global BGP_CONVERGENCE
+ global topo
+ # test case name
+ tc_name = request.node.name
+ write_test_header(tc_name)
+ tgen = get_topogen()
+ # Don't run this test if we have any failure.
+ if tgen.routers_have_failure():
+ check_router_status(tgen)
+ reset_config_on_routers(tgen)
+
+ if BGP_CONVERGENCE != True:
+ pytest.skip("skipped because of BGP Convergence failure")
+
+ step("Configure EBGP between R0 to R1 and IBGP between R1 to R2")
+ step("Configure EBGP between R2 to R3 and IBGP between R3 to R4")
+ input_dict = {
+ "r0": {
+ "bgp": {
+ "local_as": 999,
+ }
+ },
+ "r1": {
+ "bgp": {
+ "local_as": 1000,
+ }
+ },
+ "r2": {
+ "bgp": {
+ "local_as": 1000,
+ }
+ },
+ "r3": {
+ "bgp": {
+ "local_as": 4000,
+ }
+ },
+ "r4": {
+ "bgp": {
+ "local_as": 4000,
+ }
+ },
+ }
+ result = modify_as_number(tgen, topo, input_dict)
+ try:
+ assert result is True
+ except AssertionError:
+ logger.info("Expected behaviour: {}".format(result))
+ logger.info("BGP config is not created because of invalid ASNs")
+ step("After changing the BGP AS Path Verify the BGP Convergence")
+ BGP_CONVERGENCE = verify_bgp_convergence(tgen, topo)
+ assert (
+ BGP_CONVERGENCE is True
+ ), " Failed convergence after chaning the AS number :Failed \n Error: {}".format(
+ BGP_CONVERGENCE
+ )
+
+ step("Configure IPv4 and IPv6 static route (Sv4 , Sv6) on R0 and (S1v4, S1v6)on R4")
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r0": {
+ "static_routes": [
+ {
+ "network": [NETWORK1_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ }
+ ]
+ }
+ }
+ result = create_static_routes(tgen, static_routes_input)
+ assert (
+ result is True
+ ), "Testcase {} : Failed to configure the static route on R0 \n Error: {}".format(
+ tc_name, result
+ )
+
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r4": {
+ "static_routes": [
+ {
+ "network": [NETWORK2_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ ]
+ }
+ }
+ result = create_static_routes(tgen, static_routes_input)
+ assert (
+ result is True
+ ), "Testcase {} : Failed to configure the static route on R4 \n Error: {}".format(
+ tc_name, result
+ )
+
+ step("verify IPv4 and IPv6 static route are configured and up on R0")
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r0": {
+ "static_routes": [
+ {
+ "network": [NETWORK1_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ }
+ ]
+ }
+ }
+ result = verify_fib_routes(tgen, addr_type, "r0", static_routes_input)
+ assert (
+ result is True
+ ), "Testcase {} : Failed Route {} not found in R0 FIB \n Error: {}".format(
+ tc_name, NETWORK1_1, result
+ )
+
+ step("verify IPv4 and IPv6 static route are configured and up on R4")
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r4": {
+ "static_routes": [
+ {
+ "network": [NETWORK2_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ }
+ ]
+ }
+ }
+ result = verify_fib_routes(tgen, addr_type, "r4", static_routes_input)
+ assert (
+ result is True
+ ), "Testcase {} : Failed Route {} not found in R4 FIB \n Error: {}".format(
+ tc_name, NETWORK2_1, result
+ )
+
+ step(
+ "Configure redistribute connected and static on R0 (R0-R1) on R4 ( R4-R3) IPv4 and IPv6 address family"
+ )
+ redistribute_static = {
+ "r0": {
+ "bgp": {
+ "address_family": {
+ "ipv4": {
+ "unicast": {
+ "redistribute": [
+ {"redist_type": "static"},
+ {"redist_type": "connected"},
+ ]
+ }
+ },
+ "ipv6": {
+ "unicast": {
+ "redistribute": [
+ {"redist_type": "static"},
+ {"redist_type": "connected"},
+ ]
+ }
+ },
+ }
+ }
+ },
+ "r4": {
+ "bgp": {
+ "address_family": {
+ "ipv4": {
+ "unicast": {
+ "redistribute": [
+ {"redist_type": "static"},
+ {"redist_type": "connected"},
+ ]
+ }
+ },
+ "ipv6": {
+ "unicast": {
+ "redistribute": [
+ {"redist_type": "static"},
+ {"redist_type": "connected"},
+ ]
+ }
+ },
+ }
+ }
+ },
+ }
+ result = create_router_bgp(tgen, topo, redistribute_static)
+ assert (
+ result is True
+ ), "Testcase {} : Failed to configure the static route \n Error: {}".format(
+ tc_name, result
+ )
+
+ step("verify IPv4 and IPv6 static route are configured and up on R1")
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r1": {
+ "static_routes": [
+ {
+ "network": [NETWORK1_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ {
+ "network": [R0_NETWORK_LOOPBACK[addr_type]],
+ "next_hop": R0_NETWORK_LOOPBACK[addr_type],
+ },
+ {
+ "network": [R0_NETWORK_CONNECTED[addr_type]],
+ "next_hop": R0_NETWORK_CONNECTED_NXTHOP[addr_type],
+ },
+ ]
+ }
+ }
+ result = verify_bgp_rib(tgen, addr_type, "r1", static_routes_input)
+ assert (
+ result is True
+ ), "Testcase {} : Failed : Redistributed routes from R0 is not learned in Router R1 RIB \n Error: {}".format(
+ tc_name, result
+ )
+ static_routes_input = {
+ "r1": {
+ "static_routes": [
+ {
+ "network": [NETWORK1_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ {
+ "network": [R0_NETWORK_LOOPBACK[addr_type]],
+ "next_hop": R0_NETWORK_LOOPBACK[addr_type],
+ },
+ {
+ "network": [R0_NETWORK_CONNECTED[addr_type]],
+ "next_hop": R0_NETWORK_CONNECTED_NXTHOP[addr_type],
+ },
+ {
+ "network": [R1_NETWORK_LOOPBACK[addr_type]],
+ "next_hop": R1_NETWORK_LOOPBACK[addr_type],
+ },
+ {
+ "network": [R1_NETWORK_CONNECTED[addr_type]],
+ "next_hop": R1_NETWORK_CONNECTED_NXTHOP[addr_type],
+ },
+ ]
+ }
+ }
+
+ result = verify_fib_routes(tgen, addr_type, "r1", static_routes_input)
+ assert (
+ result is True
+ ), "Testcase {} : Failed : Redistributed routes from R0 is not learned in Router R1 FIB \n Error: {}".format(
+ tc_name, result
+ )
+
+ step("verify IPv4 and IPv6 static route are configured and up on R3")
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r3": {
+ "static_routes": [
+ {
+ "network": [NETWORK2_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ {
+ "network": [R4_NETWORK_LOOPBACK[addr_type]],
+ "next_hop": R4_NETWORK_LOOPBACK[addr_type],
+ },
+ {
+ "network": [R4_NETWORK_CONNECTED[addr_type]],
+ "next_hop": R4_NETWORK_CONNECTED_NXTHOP[addr_type],
+ },
+ ]
+ }
+ }
+ result = verify_bgp_rib(tgen, addr_type, "r3", static_routes_input)
+ assert (
+ result is True
+ ), "Testcase {} : Failed : Redistributed routes from R4 is not learned in Router R3 RIB \n Error: {}".format(
+ tc_name, result
+ )
+ static_routes_input = {
+ "r3": {
+ "static_routes": [
+ {
+ "network": [NETWORK2_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ {
+ "network": [R3_NETWORK_LOOPBACK[addr_type]],
+ "next_hop": R3_NETWORK_LOOPBACK[addr_type],
+ },
+ {
+ "network": [R3_NETWORK_CONNECTED[addr_type]],
+ "next_hop": R3_NETWORK_CONNECTED_NXTHOP[addr_type],
+ },
+ {
+ "network": [R4_NETWORK_LOOPBACK[addr_type]],
+ "next_hop": R4_NETWORK_LOOPBACK[addr_type],
+ },
+ {
+ "network": [R4_NETWORK_CONNECTED[addr_type]],
+ "next_hop": R4_NETWORK_CONNECTED_NXTHOP[addr_type],
+ },
+ ]
+ }
+ }
+
+ result = verify_fib_routes(tgen, addr_type, "r3", static_routes_input)
+ assert (
+ result is True
+ ), "Testcase {} : Redistributed routes from R4 is not learned in Router R3 FIB \n Error: {}".format(
+ tc_name, result
+ )
+
+ step("Configure IPv4 and IPv6 prefix-list on R1 for (Sv4 , Sv6) route")
+ input_dict_3 = {
+ "r1": {
+ "prefix_lists": {
+ "ipv4": {
+ "Pv4": [
+ {
+ "seqid": "1",
+ "network": NETWORK1_1["ipv4"],
+ "action": "permit",
+ }
+ ]
+ },
+ "ipv6": {
+ "Pv6": [
+ {
+ "seqid": "1",
+ "network": NETWORK1_1["ipv6"],
+ "action": "permit",
+ }
+ ]
+ },
+ }
+ }
+ }
+ result = create_prefix_lists(tgen, input_dict_3)
+ assert (
+ result is True
+ ), "Testcase {} : Failed to configure the prefix lists \n Error: {}".format(
+ tc_name, result
+ )
+
+ step("Verify the Prefix - lists")
+ input_dict = {"r3": {"prefix_lists": ["Pv4", "Pv6"]}}
+ result = verify_prefix_lists(tgen, input_dict)
+ assert (
+ result is True
+ ), "Testcase {} : Failed to verify the prefix lists in router R3 \n Error: {}".format(
+ tc_name, result
+ )
+
+ step("Configure IPv4 (RMv4) and IPv6 (RMv6) route-map on R1")
+ input_dict_3 = {
+ "r1": {
+ "route_maps": {
+ "RMv4": [
+ {
+ "action": "permit",
+ "seq_id": "1",
+ "match": {"ipv4": {"prefix_lists": "Pv4"}},
+ },
+ ],
+ "RMv6": [
+ {
+ "action": "permit",
+ "seq_id": "1",
+ "match": {"ipv6": {"prefix_lists": "Pv6"}},
+ },
+ ],
+ }
+ }
+ }
+ result = create_route_maps(tgen, input_dict_3)
+ assert (
+ result is True
+ ), "Testcase {} : Failed to configure the route-map \n Error: {}".format(
+ tc_name, result
+ )
+
+ step(
+ " Configure default originate with route-map RMv4 and RMv6 for IPv4 and IPv6 bgp neighbors on R1 ( R1-R2) "
+ )
+ local_as = get_dut_as_number(tgen, dut="r1")
+ default_originate_config = {
+ "r1": {
+ "bgp": {
+ "local_as": local_as,
+ "address_family": {
+ "ipv4": {
+ "unicast": {"default_originate": {"r2": {"route_map": "RMv4"}}}
+ },
+ "ipv6": {
+ "unicast": {"default_originate": {"r2": {"route_map": "RMv6"}}}
+ },
+ },
+ }
+ }
+ }
+ result = create_router_bgp(tgen, topo, default_originate_config)
+ assert (
+ result is True
+ ), "Testcase {} : Failed to configure the default-originate in R1 towards R2 \n Error: {}".format(
+ tc_name, result
+ )
+
+ step("verify IPv4 and IPv6 default route received on R2 with R1 nexthop ")
+ DEFAULT_ROUTES = {"ipv4": "0.0.0.0/0", "ipv6": "0::0/0"}
+ result = verify_fib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_R1,
+ )
+ assert (
+ result is True
+ ), "Testcase {} : Failed : Default routes are not learned in R2 FIB \n Error: {}".format(
+ tc_name, result
+ )
+
+ result = verify_rib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_R1,
+ )
+ assert (
+ result is True
+ ), "Testcase {} : Failed : Default routes are not learned in R2 RIB\n Error: {}".format(
+ tc_name, result
+ )
+
+ step(
+ "Configure redistribute connected and static on R1 IPv4 and IPv6 address family"
+ )
+ redistribute_static = {
+ "r1": {
+ "bgp": {
+ "address_family": {
+ "ipv4": {
+ "unicast": {"redistribute": [{"redist_type": "connected"}]}
+ },
+ "ipv6": {
+ "unicast": {"redistribute": [{"redist_type": "connected"}]}
+ },
+ }
+ }
+ },
+ }
+ result = create_router_bgp(tgen, topo, redistribute_static)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+
+ step(
+ "Verify IPv4 and IPv6 static and loopback route advertised from R4 and R0 are received on R2"
+ )
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r2": {
+ "static_routes": [
+ {
+ "network": [NETWORK1_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ {
+ "network": [NETWORK2_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ {
+ "network": [R0_NETWORK_LOOPBACK[addr_type]],
+ "next_hop": R0_NETWORK_LOOPBACK[addr_type],
+ },
+ {
+ "network": [R0_NETWORK_CONNECTED[addr_type]],
+ "next_hop": R0_NETWORK_CONNECTED_NXTHOP[addr_type],
+ },
+ {
+ "network": [R4_NETWORK_LOOPBACK[addr_type]],
+ "next_hop": R4_NETWORK_LOOPBACK[addr_type],
+ },
+ {
+ "network": [R4_NETWORK_CONNECTED[addr_type]],
+ "next_hop": R4_NETWORK_CONNECTED_NXTHOP[addr_type],
+ },
+ ]
+ }
+ }
+
+ result = verify_bgp_rib(tgen, addr_type, "r2", static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ result = verify_fib_routes(tgen, addr_type, "r2", static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ step(" Configure default-originate on R3 for R3 to R2 IPv4 and IPv6 BGP neighbors ")
+ local_as = get_dut_as_number(tgen, dut="r3")
+ default_originate_config = {
+ "r3": {
+ "bgp": {
+ "local_as": local_as,
+ "address_family": {
+ "ipv4": {"unicast": {"default_originate": {"r2": {}}}},
+ "ipv6": {"unicast": {"default_originate": {"r2": {}}}},
+ },
+ }
+ }
+ }
+ result = create_router_bgp(tgen, topo, default_originate_config)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+
+ STEP = """After configuring the Default Originate From R3 --> R2
+ Both Default routes from R1 and R3 Should present in R2 BGP RIB.
+ 'The Deafult Route from iBGP is preffered over EBGP' thus
+ Default Route From R1->r2 should only present in R2 FIB """
+ step(STEP)
+
+ DEFAULT_ROUTES = {"ipv4": "0.0.0.0/0", "ipv6": "0::0/0"}
+ result = verify_fib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_R3,
+ expected=False,
+ )
+ assert (
+ result is not True
+ ), "Testcase {} : Failed \n IBGP default route should be preffered over EBGP default-originate \n Error: {}".format(
+ tc_name, result
+ )
+
+ result = verify_rib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_R3,
+ expected=True,
+ )
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+
+ step("Verify the default route from R1 is recieved both on RIB and FIB on R2")
+
+ DEFAULT_ROUTES = {"ipv4": "0.0.0.0/0", "ipv6": "0::0/0"}
+ result = verify_fib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_R1,
+ expected=False,
+ )
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+
+ result = verify_rib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_R1,
+ expected=True,
+ )
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+
+ step(
+ "Verify the static and loopback route advertised from R0 and R4 are received on R2 "
+ )
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r2": {
+ "static_routes": [
+ {
+ "network": [NETWORK1_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ {
+ "network": [NETWORK2_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ {
+ "network": [R0_NETWORK_LOOPBACK[addr_type]],
+ "next_hop": R0_NETWORK_LOOPBACK[addr_type],
+ },
+ {
+ "network": [R0_NETWORK_CONNECTED[addr_type]],
+ "next_hop": R0_NETWORK_CONNECTED_NXTHOP[addr_type],
+ },
+ {
+ "network": [R4_NETWORK_LOOPBACK[addr_type]],
+ "next_hop": R4_NETWORK_LOOPBACK[addr_type],
+ },
+ {
+ "network": [R4_NETWORK_CONNECTED[addr_type]],
+ "next_hop": R4_NETWORK_CONNECTED_NXTHOP[addr_type],
+ },
+ ]
+ }
+ }
+
+ result = verify_bgp_rib(tgen, addr_type, "r2", static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ result = verify_fib_routes(tgen, addr_type, "r2", static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ step(" BGP Daemon restart operation")
+ routers = ["r1", "r2"]
+ for dut in routers:
+ step(
+ "Restart BGPD process on {}, when all the processes are running use watchfrr ".format(
+ dut
+ )
+ )
+ kill_router_daemons(tgen, dut, ["bgpd"])
+ start_router_daemons(tgen, dut, ["bgpd"])
+
+ step("After restarting the BGP daomon Verify the default originate ")
+ DEFAULT_ROUTES = {"ipv4": "0.0.0.0/0", "ipv6": "0::0/0"}
+ result = verify_fib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_R3,
+ expected=False,
+ )
+ assert (
+ result is not True
+ ), "Testcase {} : Failed \n IBGP default route should be prefeered over EBGP \n Error: {}".format(
+ tc_name, result
+ )
+
+ result = verify_rib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_R3,
+ expected=True,
+ )
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ step(
+ "Verify the default route from R1 is is recieved both on RIB and FIB on R2"
+ )
+
+ DEFAULT_ROUTES = {"ipv4": "0.0.0.0/0", "ipv6": "0::0/0"}
+ result = verify_fib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_R1,
+ expected=False,
+ )
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ result = verify_rib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_R1,
+ expected=True,
+ )
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ step(
+ "Verify the static and loopback route advertised from R0 and R4 are received on R2 "
+ )
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r2": {
+ "static_routes": [
+ {
+ "network": [NETWORK1_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ {
+ "network": [NETWORK2_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ {
+ "network": [R0_NETWORK_LOOPBACK[addr_type]],
+ "next_hop": R0_NETWORK_LOOPBACK[addr_type],
+ },
+ {
+ "network": [R0_NETWORK_CONNECTED[addr_type]],
+ "next_hop": R0_NETWORK_CONNECTED_NXTHOP[addr_type],
+ },
+ {
+ "network": [R4_NETWORK_LOOPBACK[addr_type]],
+ "next_hop": R4_NETWORK_LOOPBACK[addr_type],
+ },
+ {
+ "network": [R4_NETWORK_CONNECTED[addr_type]],
+ "next_hop": R4_NETWORK_CONNECTED_NXTHOP[addr_type],
+ },
+ ]
+ }
+ }
+
+ result = verify_bgp_rib(tgen, addr_type, "r2", static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ result = verify_fib_routes(tgen, addr_type, "r2", static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ step(" Restarting FRR routers operation")
+ """
+ NOTE : Verify that iBGP default route is preffered over eBGP default route
+ """
+ routers = ["r1", "r2"]
+ for dut in routers:
+ step(
+ "Restart FRR router process on {}, when all the processes are running use watchfrr ".format(
+ dut
+ )
+ )
+
+ stop_router(tgen, dut)
+ start_router(tgen, dut)
+
+ result = verify_bgp_convergence(tgen, topo)
+ assert (
+ result is True
+ ), " Testcase {} : After Restarting {} Convergence Failed".format(tc_name, dut)
+
+ step("After restarting the FRR Router Verify the default originate ")
+ DEFAULT_ROUTES = {"ipv4": "0.0.0.0/0", "ipv6": "0::0/0"}
+ result = verify_fib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_R1,
+ expected=True,
+ )
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ result = verify_rib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_R1,
+ expected=True,
+ )
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ step(
+ "Verify the default route from R1 is is recieved both on RIB and FIB on R2"
+ )
+
+ DEFAULT_ROUTES = {"ipv4": "0.0.0.0/0", "ipv6": "0::0/0"}
+ result = verify_rib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_R3,
+ expected=True,
+ )
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ result = verify_fib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_R3,
+ expected=False,
+ )
+ assert (
+ result is not True
+ ), "Testcase {} : Failed\n IBGP default route should be preffered over EBGP default route \n Error: {}".format(
+ tc_name, result
+ )
+
+ step(
+ "Verify the static and loopback route advertised from R0 and R4 are received on R2 "
+ )
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r2": {
+ "static_routes": [
+ {
+ "network": [NETWORK1_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ {
+ "network": [NETWORK2_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ {
+ "network": [R0_NETWORK_LOOPBACK[addr_type]],
+ "next_hop": R0_NETWORK_LOOPBACK[addr_type],
+ },
+ {
+ "network": [R0_NETWORK_CONNECTED[addr_type]],
+ "next_hop": R0_NETWORK_CONNECTED_NXTHOP[addr_type],
+ },
+ {
+ "network": [R4_NETWORK_LOOPBACK[addr_type]],
+ "next_hop": R4_NETWORK_LOOPBACK[addr_type],
+ },
+ {
+ "network": [R4_NETWORK_CONNECTED[addr_type]],
+ "next_hop": R4_NETWORK_CONNECTED_NXTHOP[addr_type],
+ },
+ ]
+ }
+ }
+
+ result = verify_bgp_rib(tgen, addr_type, "r2", static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ result = verify_fib_routes(tgen, addr_type, "r2", static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ write_test_footer(tc_name)
+
+
+def test_verify_default_originate_after_shut_no_shut_bgp_neighbor_p1(request):
+ """
+ Summary: "Verify default-originate route after shut/no shut and clear BGP neighbor "
+ """
+ tgen = get_topogen()
+ global BGP_CONVERGENCE
+ global topo
+ # test case name
+ tc_name = request.node.name
+ write_test_header(tc_name)
+ tgen = get_topogen()
+ # Don't run this test if we have any failure.
+ if tgen.routers_have_failure():
+ check_router_status(tgen)
+ reset_config_on_routers(tgen)
+
+ if BGP_CONVERGENCE != True:
+ pytest.skip("skipped because of BGP Convergence failure")
+
+ step("Configure EBGP between R0 to R1 and IBGP between R1 to R2")
+ step("Configure EBGP between R2 to R3 and IBGP between R3 to R4")
+ input_dict = {
+ "r0": {
+ "bgp": {
+ "local_as": 999,
+ }
+ },
+ "r1": {
+ "bgp": {
+ "local_as": 1000,
+ }
+ },
+ "r2": {
+ "bgp": {
+ "local_as": 1000,
+ }
+ },
+ "r3": {
+ "bgp": {
+ "local_as": 4000,
+ }
+ },
+ "r4": {
+ "bgp": {
+ "local_as": 4000,
+ }
+ },
+ }
+ result = modify_as_number(tgen, topo, input_dict)
+ try:
+ assert result is True
+ except AssertionError:
+ logger.info("Expected behaviour: {}".format(result))
+ logger.info("BGP config is not created because of invalid ASNs")
+ step("After changing the BGP AS Path Verify the BGP Convergence")
+ BGP_CONVERGENCE = verify_bgp_convergence(tgen, topo)
+ assert BGP_CONVERGENCE is True, "setup_module :Failed \n Error: {}".format(
+ BGP_CONVERGENCE
+ )
+
+ step("Configure one IPv4 and one IPv6 static route on R0 and R4")
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r0": {
+ "static_routes": [
+ {
+ "network": [NETWORK1_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ }
+ ]
+ }
+ }
+ result = create_static_routes(tgen, static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r4": {
+ "static_routes": [
+ {
+ "network": [NETWORK2_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ }
+ ]
+ }
+ }
+ result = create_static_routes(tgen, static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ step("Verify IPv4 and IPv6 static route configured on R0 and R4")
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r0": {
+ "static_routes": [
+ {
+ "network": [NETWORK1_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ }
+ ]
+ }
+ }
+ result = verify_fib_routes(tgen, addr_type, "r0", static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r4": {
+ "static_routes": [
+ {
+ "network": [NETWORK2_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ }
+ ]
+ }
+ }
+ result = verify_fib_routes(tgen, addr_type, "r4", static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ step(
+ "Configure redistribute connected and static on R0 (R0-R1) on R4 ( R4-R3) IPv4 and IPv6 address family"
+ )
+ redistribute_static = {
+ "r0": {
+ "bgp": {
+ "address_family": {
+ "ipv4": {
+ "unicast": {
+ "redistribute": [
+ {
+ "redist_type": "static",
+ },
+ {
+ "redist_type": "connected",
+ },
+ ]
+ }
+ },
+ "ipv6": {
+ "unicast": {
+ "redistribute": [
+ {
+ "redist_type": "static",
+ },
+ {
+ "redist_type": "connected",
+ },
+ ]
+ }
+ },
+ }
+ }
+ },
+ "r4": {
+ "bgp": {
+ "address_family": {
+ "ipv4": {
+ "unicast": {
+ "redistribute": [
+ {
+ "redist_type": "static",
+ },
+ {
+ "redist_type": "connected",
+ },
+ ]
+ }
+ },
+ "ipv6": {
+ "unicast": {
+ "redistribute": [
+ {
+ "redist_type": "static",
+ },
+ {
+ "redist_type": "connected",
+ },
+ ]
+ }
+ },
+ }
+ }
+ },
+ "r1": {
+ "bgp": {
+ "address_family": {
+ "ipv4": {
+ "unicast": {
+ "redistribute": [
+ {
+ "redist_type": "connected",
+ }
+ ]
+ }
+ },
+ "ipv6": {
+ "unicast": {
+ "redistribute": [
+ {
+ "redist_type": "connected",
+ }
+ ]
+ }
+ },
+ }
+ }
+ },
+ }
+ result = create_router_bgp(tgen, topo, redistribute_static)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+
+ step("Verify IPv4 and IPv6 static route configured on R1 from R0")
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r1": {
+ "static_routes": [
+ {
+ "network": [NETWORK1_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ {
+ "network": [R0_NETWORK_LOOPBACK[addr_type]],
+ "next_hop": R0_NETWORK_LOOPBACK_NXTHOP[addr_type],
+ },
+ {
+ "network": [R0_NETWORK_CONNECTED[addr_type]],
+ "next_hop": R0_NETWORK_CONNECTED_NXTHOP[addr_type],
+ },
+ ]
+ }
+ }
+ result = verify_bgp_rib(tgen, addr_type, "r1", static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+ result = verify_fib_routes(tgen, addr_type, "r1", static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ step("Verify IPv4 and IPv6 static route configured on R3 from R4")
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r3": {
+ "static_routes": [
+ {
+ "network": [NETWORK2_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ {
+ "network": [R4_NETWORK_LOOPBACK[addr_type]],
+ "next_hop": R4_NETWORK_LOOPBACK_NXTHOP[addr_type],
+ },
+ {
+ "network": [R4_NETWORK_CONNECTED[addr_type]],
+ "next_hop": R4_NETWORK_CONNECTED_NXTHOP[addr_type],
+ },
+ ]
+ }
+ }
+ result = verify_bgp_rib(tgen, addr_type, "r3", static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+ result = verify_fib_routes(tgen, addr_type, "r3", static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ step(
+ "Configure default-originate on R1 for R1 to R2 neighbor for IPv4 and IPv6 peer "
+ )
+ local_as = get_dut_as_number(tgen, dut="r1")
+ default_originate_config = {
+ "r1": {
+ "bgp": {
+ "local_as": local_as,
+ "address_family": {
+ "ipv4": {"unicast": {"default_originate": {"r2": {}}}},
+ "ipv6": {"unicast": {"default_originate": {"r2": {}}}},
+ },
+ }
+ }
+ }
+ result = create_router_bgp(tgen, topo, default_originate_config)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+
+ step("Verify IPv4 and IPv6 bgp default route received on R2 nexthop as R1")
+ DEFAULT_ROUTES = {"ipv4": "0.0.0.0/0", "ipv6": "0::0/0"}
+ step(
+ "After configuring default-originate command , verify default routes are advertised on R2 from R0 and R4"
+ )
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r2": {
+ "static_routes": [
+ {
+ "network": [DEFAULT_ROUTES[addr_type]],
+ "next_hop": DEFAULT_ROUTE_NXT_HOP_R1[addr_type],
+ },
+ ]
+ }
+ }
+
+ result = verify_fib_routes(
+ tgen,
+ addr_type,
+ "r2",
+ static_routes_input,
+ next_hop=DEFAULT_ROUTE_NXT_HOP_R1[addr_type],
+ )
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ result = verify_bgp_rib(
+ tgen,
+ addr_type,
+ "r2",
+ static_routes_input,
+ next_hop=DEFAULT_ROUTE_NXT_HOP_R1[addr_type],
+ )
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r2": {
+ "static_routes": [
+ {
+ "network": [NETWORK1_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ {
+ "network": [NETWORK2_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ {
+ "network": [R0_NETWORK_LOOPBACK[addr_type]],
+ "next_hop": R0_NETWORK_LOOPBACK_NXTHOP[addr_type],
+ },
+ {
+ "network": [R0_NETWORK_CONNECTED[addr_type]],
+ "next_hop": R0_NETWORK_CONNECTED_NXTHOP[addr_type],
+ },
+ {
+ "network": [R4_NETWORK_LOOPBACK[addr_type]],
+ "next_hop": R4_NETWORK_LOOPBACK_NXTHOP[addr_type],
+ },
+ {
+ "network": [R4_NETWORK_CONNECTED[addr_type]],
+ "next_hop": R4_NETWORK_CONNECTED_NXTHOP[addr_type],
+ },
+ ]
+ }
+ }
+
+ result = verify_fib_routes(tgen, addr_type, "r2", static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ result = verify_bgp_rib(tgen, addr_type, "r2", static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ step(
+ "Configure default-originate on R3 for R3 to R2 neighbor for IPv4 and IPv6 peer"
+ )
+ local_as = get_dut_as_number(tgen, dut="r3")
+ default_originate_config = {
+ "r3": {
+ "bgp": {
+ "local_as": local_as,
+ "address_family": {
+ "ipv4": {"unicast": {"default_originate": {"r2": {}}}},
+ "ipv6": {"unicast": {"default_originate": {"r2": {}}}},
+ },
+ }
+ }
+ }
+ result = create_router_bgp(tgen, topo, default_originate_config)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+
+ STEP = """After configuring the Default Originate From R3 --> R2
+ Both Default routes from R1 and R3 Should present in R2 BGP RIB.
+ 'The Deafult Route from iBGP is preffered over EBGP' thus
+ Default Route From R1->r2 should only present in R2 FIB """
+ step(STEP)
+
+ DEFAULT_ROUTES = {"ipv4": "0.0.0.0/0", "ipv6": "0::0/0"}
+ result = verify_fib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_R3,
+ expected=False,
+ )
+ assert (
+ result is not True
+ ), "Testcase {} : Failed \n IBGP default route should be preffered over EBGP \n Error: {}".format(
+ tc_name, result
+ )
+
+ result = verify_rib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_R3,
+ expected=True,
+ )
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+
+ step("Verify the default route from R1 is recieved both on RIB and FIB on R2")
+
+ DEFAULT_ROUTES = {"ipv4": "0.0.0.0/0", "ipv6": "0::0/0"}
+ result = verify_fib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_R1,
+ expected=True,
+ )
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+
+ result = verify_rib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_R1,
+ expected=True,
+ )
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+
+ step(
+ "After configuring default-originate command , verify static ,connected and loopback routes are advertised on R2 from R0 and R4"
+ )
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r2": {
+ "static_routes": [
+ {
+ "network": [NETWORK1_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ {
+ "network": [NETWORK2_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ {
+ "network": [R0_NETWORK_LOOPBACK[addr_type]],
+ "next_hop": R0_NETWORK_LOOPBACK_NXTHOP[addr_type],
+ },
+ {
+ "network": [R0_NETWORK_CONNECTED[addr_type]],
+ "next_hop": R0_NETWORK_CONNECTED_NXTHOP[addr_type],
+ },
+ {
+ "network": [R4_NETWORK_LOOPBACK[addr_type]],
+ "next_hop": R4_NETWORK_LOOPBACK_NXTHOP[addr_type],
+ },
+ {
+ "network": [R4_NETWORK_CONNECTED[addr_type]],
+ "next_hop": R4_NETWORK_CONNECTED_NXTHOP[addr_type],
+ },
+ ]
+ }
+ }
+
+ result = verify_fib_routes(tgen, addr_type, "r2", static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ result = verify_bgp_rib(tgen, addr_type, "r2", static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+ # updating the topology with the updated AS-Number to avoid conflict in con configuring the AS
+ updated_topo = topo
+ updated_topo["routers"]["r0"]["bgp"]["local_as"] = get_dut_as_number(tgen, "r0")
+ updated_topo["routers"]["r1"]["bgp"]["local_as"] = get_dut_as_number(tgen, "r1")
+ updated_topo["routers"]["r2"]["bgp"]["local_as"] = get_dut_as_number(tgen, "r2")
+ updated_topo["routers"]["r3"]["bgp"]["local_as"] = get_dut_as_number(tgen, "r3")
+ updated_topo["routers"]["r4"]["bgp"]["local_as"] = get_dut_as_number(tgen, "r4")
+
+ step(
+ "Shut R1 to R2 IPv4 and IPv6 BGP neighbor from R1 IPv4 and IPv6 address family "
+ )
+
+ local_as = get_dut_as_number(tgen, dut="r1")
+ shut_neighbor = {
+ "r1": {
+ "bgp": {
+ "local_as": local_as,
+ "address_family": {
+ "ipv4": {
+ "unicast": {
+ "neighbor": {
+ "r2": {"dest_link": {"r1": {"shutdown": True}}}
+ }
+ }
+ },
+ "ipv6": {
+ "unicast": {
+ "neighbor": {
+ "r2": {"dest_link": {"r1": {"shutdown": True}}}
+ }
+ }
+ },
+ },
+ }
+ }
+ }
+ result = create_router_bgp(tgen, updated_topo, shut_neighbor)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+
+ interface = topo["routers"]["r2"]["links"]["r1"]["interface"]
+ input_dict = {"r2": {"interface_list": [interface], "status": "down"}}
+
+ result = interface_status(tgen, topo, input_dict)
+ assert (
+ result is True
+ ), "Testcase {} : Bring down interface failed ! \n Error: {}".format(
+ tc_name, result
+ )
+
+ step(
+ "Verify IPv4 and IPv6 default static and loopback route which received from R1 are deleted from R2"
+ )
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r1": {
+ "static_routes": [
+ {
+ "network": [NETWORK1_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ {
+ "network": [R0_NETWORK_LOOPBACK[addr_type]],
+ "next_hop": R0_NETWORK_LOOPBACK_NXTHOP[addr_type],
+ },
+ {
+ "network": [R0_NETWORK_CONNECTED[addr_type]],
+ "next_hop": R0_NETWORK_CONNECTED_NXTHOP[addr_type],
+ },
+ ]
+ }
+ }
+ result = verify_bgp_rib(
+ tgen, addr_type, "r2", static_routes_input, expected=False
+ )
+ assert (
+ result is not True
+ ), "Testcase {} : Failed \n after shutting down interface routes are not expected \n Error: {}".format(
+ tc_name, result
+ )
+ result = verify_fib_routes(
+ tgen, addr_type, "r2", static_routes_input, expected=False
+ )
+ assert (
+ result is not True
+ ), "Testcase {} : Failed \n after shutting down interface routes are not expected \n Error: {}".format(
+ tc_name, result
+ )
+
+ step("verify that No impact on IPv4 IPv6 and default route received from R3 ")
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r2": {
+ "static_routes": [
+ {
+ "network": [NETWORK2_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ {
+ "network": [R4_NETWORK_LOOPBACK[addr_type]],
+ "next_hop": R4_NETWORK_LOOPBACK_NXTHOP[addr_type],
+ },
+ {
+ "network": [R4_NETWORK_CONNECTED[addr_type]],
+ "next_hop": R4_NETWORK_CONNECTED_NXTHOP[addr_type],
+ },
+ ]
+ }
+ }
+
+ result = verify_fib_routes(tgen, addr_type, "r2", static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ result = verify_bgp_rib(tgen, addr_type, "r2", static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+ step(
+ "No-Shut R1 to R2 IPv4 and IPv6 BGP neighbor from R1 IPv4 and IPv6 address family "
+ )
+ local_as = get_dut_as_number(tgen, dut="r1")
+ shut_neighbor = {
+ "r1": {
+ "bgp": {
+ "local_as": local_as,
+ "address_family": {
+ "ipv4": {
+ "unicast": {
+ "neighbor": {
+ "r2": {"dest_link": {"r1": {"shutdown": False}}}
+ }
+ }
+ },
+ "ipv6": {
+ "unicast": {
+ "neighbor": {
+ "r2": {"dest_link": {"r1": {"shutdown": False}}}
+ }
+ }
+ },
+ },
+ }
+ }
+ }
+ result = create_router_bgp(tgen, updated_topo, shut_neighbor)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+
+ interface = topo["routers"]["r2"]["links"]["r1"]["interface"]
+ input_dict = {"r2": {"interface_list": [interface], "status": "up"}}
+
+ result = interface_status(tgen, topo, input_dict)
+ assert (
+ result is True
+ ), "Testcase {} : Bring up interface failed ! \n Error: {}".format(tc_name, result)
+
+ step(
+ "After no shut Verify IPv4 and IPv6 bgp default route next hop as R1 , static ,connected and loopback received on R2 from r0 and r4 "
+ )
+
+ DEFAULT_ROUTES = {"ipv4": "0.0.0.0/0", "ipv6": "0::0/0"}
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r2": {
+ "static_routes": [
+ {
+ "network": [DEFAULT_ROUTES[addr_type]],
+ "next_hop": DEFAULT_ROUTE_NXT_HOP_R1[addr_type],
+ },
+ ]
+ }
+ }
+
+ result = verify_fib_routes(
+ tgen,
+ addr_type,
+ "r2",
+ static_routes_input,
+ next_hop=DEFAULT_ROUTE_NXT_HOP_R1[addr_type],
+ )
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ result = verify_bgp_rib(
+ tgen,
+ addr_type,
+ "r2",
+ static_routes_input,
+ next_hop=DEFAULT_ROUTE_NXT_HOP_R1[addr_type],
+ )
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r2": {
+ "static_routes": [
+ {
+ "network": [NETWORK1_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ {
+ "network": [NETWORK2_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ {
+ "network": [R0_NETWORK_LOOPBACK[addr_type]],
+ "next_hop": R0_NETWORK_LOOPBACK_NXTHOP[addr_type],
+ },
+ {
+ "network": [R0_NETWORK_CONNECTED[addr_type]],
+ "next_hop": R0_NETWORK_CONNECTED_NXTHOP[addr_type],
+ },
+ {
+ "network": [R4_NETWORK_LOOPBACK[addr_type]],
+ "next_hop": R4_NETWORK_LOOPBACK_NXTHOP[addr_type],
+ },
+ {
+ "network": [R4_NETWORK_CONNECTED[addr_type]],
+ "next_hop": R4_NETWORK_CONNECTED_NXTHOP[addr_type],
+ },
+ ]
+ }
+ }
+
+ result = verify_fib_routes(tgen, addr_type, "r2", static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ result = verify_bgp_rib(tgen, addr_type, "r2", static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+ step(
+ "Shut R3 to R2 IPv4 and IPv6 BGP neighbor from R2 IPv4 and IPv6 address family"
+ )
+ local_as = get_dut_as_number(tgen, dut="r3")
+ shut_neighbor = {
+ "r3": {
+ "bgp": {
+ "local_as": local_as,
+ "address_family": {
+ "ipv4": {
+ "unicast": {
+ "neighbor": {
+ "r2": {"dest_link": {"r3": {"shutdown": True}}}
+ }
+ }
+ },
+ "ipv6": {
+ "unicast": {
+ "neighbor": {
+ "r2": {"dest_link": {"r3": {"shutdown": True}}}
+ }
+ }
+ },
+ },
+ }
+ }
+ }
+ result = create_router_bgp(tgen, updated_topo, shut_neighbor)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+
+ interface = topo["routers"]["r2"]["links"]["r3"]["interface"]
+ input_dict = {"r2": {"interface_list": [interface], "status": "down"}}
+
+ result = interface_status(tgen, topo, input_dict)
+ assert (
+ result is True
+ ), "Testcase {} : Bring down interface failed ! \n Error: {}".format(
+ tc_name, result
+ )
+
+ step(
+ "Verify IPv4 and IPv6 default static and loopback route which received from R3 are deleted from R2 "
+ )
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r3": {
+ "static_routes": [
+ {
+ "network": [NETWORK2_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ {
+ "network": [R4_NETWORK_LOOPBACK[addr_type]],
+ "next_hop": R4_NETWORK_LOOPBACK_NXTHOP[addr_type],
+ },
+ {
+ "network": [R4_NETWORK_CONNECTED[addr_type]],
+ "next_hop": R4_NETWORK_CONNECTED_NXTHOP[addr_type],
+ },
+ ]
+ }
+ }
+ result = verify_bgp_rib(
+ tgen, addr_type, "r2", static_routes_input, expected=False
+ )
+ assert (
+ result is not True
+ ), "Testcase {} : Failed\n After shutting down the interface routes are not expected \n Error: {}".format(
+ tc_name, result
+ )
+ result = verify_fib_routes(
+ tgen, addr_type, "r2", static_routes_input, expected=False
+ )
+ assert (
+ result is not True
+ ), "Testcase {} : Failed \n After shutting down the interface routes are not expected \n Error: {}".format(
+ tc_name, result
+ )
+
+ step("Verify that Default route is removed i.e advertised from R3")
+ DEFAULT_ROUTES = {"ipv4": "0.0.0.0/0", "ipv6": "0::0/0"}
+ result = verify_fib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_R3,
+ expected=False,
+ )
+ assert (
+ result is not True
+ ), "Testcase {} : Failed \n After shutting down the interface Default route are not expected \n Error: {}".format(
+ tc_name, result
+ )
+
+ result = verify_rib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_R3,
+ expected=False,
+ )
+ assert (
+ result is not True
+ ), "Testcase {} : Failed \n After shutting down the interface Default route are not expected \n Error: {}".format(
+ tc_name, result
+ )
+
+ step("Verify that No impact on IPv4 IPv6 and default route received from R1")
+
+ DEFAULT_ROUTES = {"ipv4": "0.0.0.0/0", "ipv6": "0::0/0"}
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r2": {
+ "static_routes": [
+ {
+ "network": [DEFAULT_ROUTES[addr_type]],
+ "next_hop": DEFAULT_ROUTE_NXT_HOP_R1[addr_type],
+ },
+ ]
+ }
+ }
+
+ result = verify_fib_routes(
+ tgen,
+ addr_type,
+ "r2",
+ static_routes_input,
+ next_hop=DEFAULT_ROUTE_NXT_HOP_R1[addr_type],
+ )
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ result = verify_bgp_rib(
+ tgen,
+ addr_type,
+ "r2",
+ static_routes_input,
+ next_hop=DEFAULT_ROUTE_NXT_HOP_R1[addr_type],
+ )
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r2": {
+ "static_routes": [
+ {
+ "network": [NETWORK1_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ {
+ "network": [R0_NETWORK_LOOPBACK[addr_type]],
+ "next_hop": R0_NETWORK_LOOPBACK_NXTHOP[addr_type],
+ },
+ {
+ "network": [R0_NETWORK_CONNECTED[addr_type]],
+ "next_hop": R0_NETWORK_CONNECTED_NXTHOP[addr_type],
+ },
+ ]
+ }
+ }
+
+ result = verify_fib_routes(tgen, addr_type, "r2", static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ result = verify_bgp_rib(tgen, addr_type, "r2", static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ step(
+ "No-Shut R3 to R2 IPv4 and IPv6 BGP neighbor from R2 IPv4 and IPv6 address family"
+ )
+ local_as = get_dut_as_number(tgen, dut="r3")
+ shut_neighbor = {
+ "r3": {
+ "bgp": {
+ "local_as": local_as,
+ "address_family": {
+ "ipv4": {
+ "unicast": {
+ "neighbor": {
+ "r2": {"dest_link": {"r3": {"shutdown": False}}}
+ }
+ }
+ },
+ "ipv6": {
+ "unicast": {
+ "neighbor": {
+ "r2": {"dest_link": {"r3": {"shutdown": False}}}
+ }
+ }
+ },
+ },
+ }
+ }
+ }
+ result = create_router_bgp(tgen, updated_topo, shut_neighbor)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+
+ interface = topo["routers"]["r2"]["links"]["r3"]["interface"]
+ input_dict = {"r2": {"interface_list": [interface], "status": "up"}}
+
+ result = interface_status(tgen, topo, input_dict)
+ assert (
+ result is True
+ ), "Testcase {} : Bring up interface failed ! \n Error: {}".format(tc_name, result)
+
+ step(
+ "Verify that a static ,connected and loopback routes are received from R0 and R4 on R2 "
+ )
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r2": {
+ "static_routes": [
+ {
+ "network": [NETWORK1_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ {
+ "network": [NETWORK2_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ {
+ "network": [R0_NETWORK_LOOPBACK[addr_type]],
+ "next_hop": R0_NETWORK_LOOPBACK_NXTHOP[addr_type],
+ },
+ {
+ "network": [R0_NETWORK_CONNECTED[addr_type]],
+ "next_hop": R0_NETWORK_CONNECTED_NXTHOP[addr_type],
+ },
+ {
+ "network": [R4_NETWORK_LOOPBACK[addr_type]],
+ "next_hop": R4_NETWORK_LOOPBACK_NXTHOP[addr_type],
+ },
+ {
+ "network": [R4_NETWORK_CONNECTED[addr_type]],
+ "next_hop": R4_NETWORK_CONNECTED_NXTHOP[addr_type],
+ },
+ ]
+ }
+ }
+
+ result = verify_fib_routes(tgen, addr_type, "r2", static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ result = verify_bgp_rib(tgen, addr_type, "r2", static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+ step("verify that default route is received on R2 from R1")
+ DEFAULT_ROUTES = {"ipv4": "0.0.0.0/0", "ipv6": "0::0/0"}
+ result = verify_rib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_R1,
+ expected=True,
+ )
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+ result = verify_fib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_R1,
+ expected=True,
+ )
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+
+ step("verify that default route is received on R2 from R3")
+
+ DEFAULT_ROUTES = {"ipv4": "0.0.0.0/0", "ipv6": "0::0/0"}
+
+ result = verify_rib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_R3,
+ expected=True,
+ )
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+ result = verify_fib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_R3,
+ expected=False,
+ )
+ assert result is not True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+ step("Clear IPv4 and IP6 BGP session from R2 and R1 one by one ")
+ routers = ["r1", "r2"]
+ for dut in routers:
+ for addr_type in ADDR_TYPES:
+
+ clear_bgp(tgen, addr_type, dut)
+
+ DEFAULT_ROUTES = {"ipv4": "0.0.0.0/0", "ipv6": "0::0/0"}
+ result = verify_rib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_R1,
+ expected=True,
+ )
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+ result = verify_fib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_R1,
+ expected=True,
+ )
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+ step("verify that default route is received on R2 from R3")
+
+ interface = topo["routers"]["r3"]["links"]["r2"]["interface"]
+ ipv6_link_local = get_frr_ipv6_linklocal(tgen, "r3", intf=interface)
+ ipv4_nxt_hop = topo["routers"]["r3"]["links"]["r2"]["ipv4"].split("/")[0]
+ DEFAULT_ROUTES = {"ipv4": "0.0.0.0/0", "ipv6": "0::0/0"}
+ DEFAULT_ROUTE_NXT_HOP = {"ipv4": ipv4_nxt_hop, "ipv6": ipv6_link_local}
+
+ result = verify_rib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_R3,
+ expected=True,
+ )
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+ result = verify_fib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_R3,
+ expected=False,
+ )
+ assert result is not True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ step(
+ "Verify the static , loopback and connected routes received from r0 and r4"
+ )
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r2": {
+ "static_routes": [
+ {
+ "network": [NETWORK1_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ {
+ "network": [NETWORK2_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ {
+ "network": [R0_NETWORK_LOOPBACK[addr_type]],
+ "next_hop": R0_NETWORK_LOOPBACK_NXTHOP[addr_type],
+ },
+ {
+ "network": [R0_NETWORK_CONNECTED[addr_type]],
+ "next_hop": R0_NETWORK_CONNECTED_NXTHOP[addr_type],
+ },
+ {
+ "network": [R4_NETWORK_LOOPBACK[addr_type]],
+ "next_hop": R4_NETWORK_LOOPBACK_NXTHOP[addr_type],
+ },
+ {
+ "network": [R4_NETWORK_CONNECTED[addr_type]],
+ "next_hop": R4_NETWORK_CONNECTED_NXTHOP[addr_type],
+ },
+ ]
+ }
+ }
+
+ result = verify_fib_routes(tgen, addr_type, "r2", static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ result = verify_bgp_rib(tgen, addr_type, "r2", static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ step("Shut BGP neighbor interface R2 (R2 to R1) link ")
+ intf_r2_r1 = topo["routers"]["r2"]["links"]["r1"]["interface"]
+ shutdown_bringup_interface(tgen, "r2", intf_r2_r1, False)
+
+ step("Verify the bgp Convergence ")
+ BGP_CONVERGENCE = verify_bgp_convergence(tgen, topo, expected=False)
+ assert (
+ BGP_CONVERGENCE is not True
+ ), " :Failed After shutting interface BGP convergence is expected to be faileed \n Error: {}".format(
+ BGP_CONVERGENCE
+ )
+
+ step("Verify that default route from R1 got deleted from BGP and RIB table")
+ DEFAULT_ROUTES = {"ipv4": "0.0.0.0/0", "ipv6": "0::0/0"}
+
+ result = verify_rib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_R1,
+ expected=False,
+ )
+ assert (
+ result is not True
+ ), "Testcase {} : Failed\n After shuting interface default route should be removed from RIB \n Error: {}".format(
+ tc_name, result
+ )
+
+ step("No - Shut BGP neighbor interface R2 (R2 to R1) link ")
+ intf_r2_r1 = topo["routers"]["r2"]["links"]["r1"]["interface"]
+ shutdown_bringup_interface(tgen, "r2", intf_r2_r1, True)
+
+ step("Verify the bgp Convergence ")
+ BGP_CONVERGENCE = verify_bgp_convergence(tgen, topo)
+ assert BGP_CONVERGENCE is True, "setup_module :Failed \n Error: {}".format(
+ BGP_CONVERGENCE
+ )
+ DEFAULT_ROUTES = {"ipv4": "0.0.0.0/0", "ipv6": "0::0/0"}
+ result = verify_rib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_R1,
+ expected=True,
+ )
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+ result = verify_fib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_R1,
+ expected=True,
+ )
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+ step("verify that default route is received on R2 from R3")
+
+ DEFAULT_ROUTES = {"ipv4": "0.0.0.0/0", "ipv6": "0::0/0"}
+ result = verify_rib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_R3,
+ expected=True,
+ )
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+ result = verify_fib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_R3,
+ expected=False,
+ )
+ assert result is not True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ step("Verify the static , loopback and connected routes received from r0 and r4")
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r2": {
+ "static_routes": [
+ {
+ "network": [NETWORK1_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ {
+ "network": [NETWORK2_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ {
+ "network": [R0_NETWORK_LOOPBACK[addr_type]],
+ "next_hop": R0_NETWORK_LOOPBACK_NXTHOP[addr_type],
+ },
+ {
+ "network": [R0_NETWORK_CONNECTED[addr_type]],
+ "next_hop": R0_NETWORK_CONNECTED_NXTHOP[addr_type],
+ },
+ {
+ "network": [R4_NETWORK_LOOPBACK[addr_type]],
+ "next_hop": R4_NETWORK_LOOPBACK_NXTHOP[addr_type],
+ },
+ {
+ "network": [R4_NETWORK_CONNECTED[addr_type]],
+ "next_hop": R4_NETWORK_CONNECTED_NXTHOP[addr_type],
+ },
+ ]
+ }
+ }
+
+ result = verify_fib_routes(tgen, addr_type, "r2", static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ result = verify_bgp_rib(tgen, addr_type, "r2", static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ step("Shut link from R3 to R2 from R3")
+ intf_r3_r2 = topo["routers"]["r3"]["links"]["r2"]["interface"]
+ shutdown_bringup_interface(tgen, "r3", intf_r3_r2, False)
+
+ step("Verify the bgp Convergence ")
+ BGP_CONVERGENCE = verify_bgp_convergence(tgen, topo, expected=False)
+ assert (
+ BGP_CONVERGENCE is not True
+ ), " :Failed \nAfter Shuting the interface BGP convegence is expected to be failed \n Error: {}".format(
+ BGP_CONVERGENCE
+ )
+
+ step("Verify that default route from R3 got deleted from BGP and RIB table")
+ DEFAULT_ROUTES = {"ipv4": "0.0.0.0/0", "ipv6": "0::0/0"}
+
+ result = verify_rib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_R3,
+ expected=False,
+ )
+ assert result is not True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+ step("No-Shut link from R3 to R2 from R3")
+
+ ipv4_nxt_hop = topo["routers"]["r1"]["links"]["r2"]["ipv4"].split("/")[0]
+ ipv6_nxt_hop = topo["routers"]["r1"]["links"]["r2"]["ipv6"].split("/")[0]
+
+ DEFAULT_ROUTE_NXT_HOP_1 = {"ipv4": ipv4_nxt_hop, "ipv6": ipv6_nxt_hop}
+
+ ipv4_nxt_hop = topo["routers"]["r1"]["links"]["r2"]["ipv4"].split("/")[0]
+ ipv6_nxt_hop = topo["routers"]["r1"]["links"]["r2"]["ipv6"].split("/")[0]
+
+ DEFAULT_ROUTE_NXT_HOP_3 = {"ipv4": ipv4_nxt_hop, "ipv6": ipv6_nxt_hop}
+
+ intf_r3_r2 = topo["routers"]["r3"]["links"]["r2"]["interface"]
+ shutdown_bringup_interface(tgen, "r3", intf_r3_r2, True)
+
+ step("Verify the bgp Convergence ")
+ BGP_CONVERGENCE = verify_bgp_convergence(tgen, topo, expected=True)
+ assert BGP_CONVERGENCE is True, "setup_module :Failed \n Error: {}".format(
+ BGP_CONVERGENCE
+ )
+ DEFAULT_ROUTES = {"ipv4": "0.0.0.0/0", "ipv6": "0::0/0"}
+
+ result = verify_rib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_R1,
+ expected=True,
+ )
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+ result = verify_fib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_R1,
+ expected=True,
+ )
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+ step("verify that default route is received on R2 from R3")
+
+ DEFAULT_ROUTES = {"ipv4": "0.0.0.0/0", "ipv6": "0::0/0"}
+
+ result = verify_rib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_R3,
+ expected=True,
+ )
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+ result = verify_fib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_R3,
+ expected=False,
+ )
+ assert result is not True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ step("Verify the static , loopback and connected routes received from r0 and r4")
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r2": {
+ "static_routes": [
+ {
+ "network": [NETWORK1_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ {
+ "network": [NETWORK2_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ {
+ "network": [R0_NETWORK_LOOPBACK[addr_type]],
+ "next_hop": R0_NETWORK_LOOPBACK_NXTHOP[addr_type],
+ },
+ {
+ "network": [R0_NETWORK_CONNECTED[addr_type]],
+ "next_hop": R0_NETWORK_CONNECTED_NXTHOP[addr_type],
+ },
+ {
+ "network": [R4_NETWORK_LOOPBACK[addr_type]],
+ "next_hop": R4_NETWORK_LOOPBACK_NXTHOP[addr_type],
+ },
+ {
+ "network": [R4_NETWORK_CONNECTED[addr_type]],
+ "next_hop": R4_NETWORK_CONNECTED_NXTHOP[addr_type],
+ },
+ ]
+ }
+ }
+
+ result = verify_fib_routes(tgen, addr_type, "r2", static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ result = verify_bgp_rib(tgen, addr_type, "r2", static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ write_test_footer(tc_name)
+
+
+if __name__ == "__main__":
+ args = ["-s"] + sys.argv[1:]
+ sys.exit(pytest.main(args))
diff --git a/tests/topotests/bgp_default_originate/test_default_orginate_vrf.py b/tests/topotests/bgp_default_originate/test_default_orginate_vrf.py
new file mode 100644
index 0000000..fa5164f
--- /dev/null
+++ b/tests/topotests/bgp_default_originate/test_default_orginate_vrf.py
@@ -0,0 +1,1389 @@
+#!/usr/bin/env python
+#
+# Copyright (c) 2022 by VMware, Inc. ("VMware")
+# Used Copyright (c) 2018 by Network Device Education Foundation, Inc. ("NetDEF")
+# in this file.
+#
+# 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.
+# Shreenidhi A R <rshreenidhi@vmware.com>
+# THE SOFTWARE IS PROVIDED "AS IS" AND VMWARE DISCLAIMS ALL WARRANTIES
+# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL VMWARE 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 sys
+import time
+import pytest
+from time import sleep
+from copy import deepcopy
+from lib.topolog import logger
+
+# pylint: disable=C0413
+# Import topogen and topotest helpers
+from lib.topogen import Topogen, get_topogen
+from lib.topojson import build_config_from_json
+from lib.topolog import logger
+
+from lib.bgp import (
+ verify_bgp_convergence,
+ verify_graceful_restart,
+ create_router_bgp,
+ verify_router_id,
+ modify_as_number,
+ verify_as_numbers,
+ clear_bgp_and_verify,
+ clear_bgp,
+ verify_bgp_rib,
+ get_prefix_count_route,
+ get_dut_as_number,
+ verify_rib_default_route,
+ verify_fib_default_route,
+ verify_bgp_advertised_routes_from_neighbor,
+ verify_bgp_received_routes_from_neighbor,
+)
+from lib.common_config import (
+ interface_status,
+ verify_prefix_lists,
+ verify_rib,
+ kill_router_daemons,
+ start_router_daemons,
+ shutdown_bringup_interface,
+ step,
+ required_linux_kernel_version,
+ stop_router,
+ start_router,
+ create_route_maps,
+ create_prefix_lists,
+ get_frr_ipv6_linklocal,
+ start_topology,
+ write_test_header,
+ check_address_types,
+ write_test_footer,
+ reset_config_on_routers,
+ create_static_routes,
+ check_router_status,
+ delete_route_maps,
+)
+
+pytestmark = [pytest.mark.bgpd, pytest.mark.staticd]
+
+# Save the Current Working Directory to find configuration files.
+CWD = os.path.dirname(os.path.realpath(__file__))
+sys.path.append(os.path.join(CWD, "../"))
+sys.path.append(os.path.join(CWD, "../lib/"))
+
+# Required to instantiate the topology builder class.
+# pylint: disable=C0413
+# Import topogen and topotest helpers
+
+# Global variables
+topo = None
+KEEPALIVETIMER = 1
+HOLDDOWNTIMER = 3
+
+
+# Global variables
+NETWORK1_1 = {"ipv4": "198.51.1.1/32", "ipv6": "2001:DB8::1:1/128"}
+NETWORK2_1 = {"ipv4": "198.51.1.2/32", "ipv6": "2001:DB8::1:2/128"}
+NETWORK5_1 = {"ipv4": "198.51.1.3/32", "ipv6": "2001:DB8::1:3/128"}
+NETWORK5_2 = {"ipv4": "198.51.1.4/32", "ipv6": "2001:DB8::1:4/128"}
+NEXT_HOP_IP = {"ipv4": "Null0", "ipv6": "Null0"}
+
+
+r0_connected_address_ipv4 = "192.168.0.0/24"
+r0_connected_address_ipv6 = "fd00::/64"
+r1_connected_address_ipv4 = "192.168.1.0/24"
+r1_connected_address_ipv6 = "fd00:0:0:1::/64"
+r3_connected_address_ipv4 = "192.168.2.0/24"
+r3_connected_address_ipv6 = "fd00:0:0:2::/64"
+r4_connected_address_ipv4 = "192.168.3.0/24"
+r4_connected_address_ipv6 = "fd00:0:0:3::/64"
+
+
+def setup_module(mod):
+ """
+ Sets up the pytest environment
+
+ * `mod`: module name
+ """
+
+ # Required linux kernel version for this suite to run.
+ result = required_linux_kernel_version("4.15")
+ if result is not True:
+ pytest.skip("Kernel requirements are not met")
+
+ testsuite_run_time = time.asctime(time.localtime(time.time()))
+ logger.info("Testsuite start time: {}".format(testsuite_run_time))
+ logger.info("=" * 40)
+
+ logger.info("Running setup_module to create topology")
+
+ # This function initiates the topology build with Topogen...
+ json_file = "{}/bgp_default_orginate_vrf.json".format(CWD)
+ tgen = Topogen(json_file, mod.__name__)
+ global topo
+ topo = tgen.json_topo
+ # ... and here it calls Mininet initialization functions.
+
+ # Starting topology, create tmp files which are loaded to routers
+ # to start daemons and then start routers
+ start_topology(tgen)
+
+ # Creating configuration from JSON
+ build_config_from_json(tgen, topo)
+
+ global ADDR_TYPES
+ global BGP_CONVERGENCE
+ global DEFAULT_ROUTES
+ global DEFAULT_ROUTE_NXT_HOP_R1, DEFAULT_ROUTE_NXT_HOP_R3
+ global R1_NETWORK_LOOPBACK, R1_NETWORK_LOOPBACK_NXTHOP
+ global R0_NETWORK_CONNECTED_NXTHOP, R1_NETWORK_CONNECTED, R1_NETWORK_CONNECTED_NXTHOP
+ global R3_NETWORK_LOOPBACK, R3_NETWORK_LOOPBACK_NXTHOP
+ global R3_NETWORK_CONNECTED, R3_NETWORK_CONNECTED_NXTHOP
+
+ ADDR_TYPES = check_address_types()
+ BGP_CONVERGENCE = verify_bgp_convergence(tgen, topo)
+ assert BGP_CONVERGENCE is True, "setup_module :Failed \n Error: {}".format(
+ BGP_CONVERGENCE
+ )
+ # There are the global varibles used through out the file these are acheived only after building the topology.
+
+ r0_loopback_address_ipv4 = topo["routers"]["r0"]["links"]["lo"]["ipv4"]
+ r0_loopback_address_ipv4_nxt_hop = topo["routers"]["r0"]["links"]["r1"][
+ "ipv4"
+ ].split("/")[0]
+ r0_loopback_address_ipv6 = topo["routers"]["r0"]["links"]["lo"]["ipv6"]
+ r0_loopback_address_ipv6_nxt_hop = topo["routers"]["r0"]["links"]["r1"][
+ "ipv6"
+ ].split("/")[0]
+
+ r1_loopback_address_ipv4 = topo["routers"]["r1"]["links"]["lo"]["ipv4"]
+ r1_loopback_address_ipv4_nxt_hop = topo["routers"]["r1"]["links"]["r2"][
+ "ipv4"
+ ].split("/")[0]
+ r1_loopback_address_ipv6 = topo["routers"]["r1"]["links"]["lo"]["ipv6"]
+ r1_loopback_address_ipv6_nxt_hop = topo["routers"]["r1"]["links"]["r2"][
+ "ipv6"
+ ].split("/")[0]
+
+ r4_loopback_address_ipv4 = topo["routers"]["r4"]["links"]["lo"]["ipv4"]
+ r4_loopback_address_ipv4_nxt_hop = topo["routers"]["r4"]["links"]["r3"][
+ "ipv4"
+ ].split("/")[0]
+ r4_loopback_address_ipv6 = topo["routers"]["r4"]["links"]["lo"]["ipv6"]
+ r4_loopback_address_ipv6_nxt_hop = topo["routers"]["r4"]["links"]["r3"][
+ "ipv6"
+ ].split("/")[0]
+
+ r3_loopback_address_ipv4 = topo["routers"]["r3"]["links"]["lo"]["ipv4"]
+ r3_loopback_address_ipv4_nxt_hop = topo["routers"]["r3"]["links"]["r2"][
+ "ipv4"
+ ].split("/")[0]
+ r3_loopback_address_ipv6 = topo["routers"]["r3"]["links"]["lo"]["ipv6"]
+ r3_loopback_address_ipv6_nxt_hop = topo["routers"]["r3"]["links"]["r2"][
+ "ipv6"
+ ].split("/")[0]
+
+ R1_NETWORK_LOOPBACK = {
+ "ipv4": r1_loopback_address_ipv4,
+ "ipv6": r1_loopback_address_ipv6,
+ }
+ R1_NETWORK_LOOPBACK_NXTHOP = {
+ "ipv4": r1_loopback_address_ipv4_nxt_hop,
+ "ipv6": r1_loopback_address_ipv6_nxt_hop,
+ }
+
+ R1_NETWORK_CONNECTED = {
+ "ipv4": r1_connected_address_ipv4,
+ "ipv6": r1_connected_address_ipv6,
+ }
+ R1_NETWORK_CONNECTED_NXTHOP = {
+ "ipv4": r1_loopback_address_ipv4_nxt_hop,
+ "ipv6": r1_loopback_address_ipv6_nxt_hop,
+ }
+
+ R3_NETWORK_LOOPBACK = {
+ "ipv4": r3_loopback_address_ipv4,
+ "ipv6": r3_loopback_address_ipv6,
+ }
+ R3_NETWORK_LOOPBACK_NXTHOP = {
+ "ipv4": r3_loopback_address_ipv4_nxt_hop,
+ "ipv6": r3_loopback_address_ipv6_nxt_hop,
+ }
+
+ R3_NETWORK_CONNECTED = {
+ "ipv4": r3_connected_address_ipv4,
+ "ipv6": r3_connected_address_ipv6,
+ }
+ R3_NETWORK_CONNECTED_NXTHOP = {
+ "ipv4": r3_loopback_address_ipv4_nxt_hop,
+ "ipv6": r3_loopback_address_ipv6_nxt_hop,
+ }
+
+ # populating the nexthop for default routes
+
+ DEFAULT_ROUTES = {"ipv4": "0.0.0.0/0", "ipv6": "0::0/0"}
+
+ interface = topo["routers"]["r1"]["links"]["r2"]["interface"]
+ ipv6_link_local = get_frr_ipv6_linklocal(tgen, "r1", intf=interface)
+ ipv4_nxt_hop = topo["routers"]["r1"]["links"]["r2"]["ipv4"].split("/")[0]
+ ipv6_nxt_hop = topo["routers"]["r1"]["links"]["r2"]["ipv6"].split("/")[0]
+ DEFAULT_ROUTE_NXT_HOP_R1 = {"ipv4": ipv4_nxt_hop, "ipv6": ipv6_link_local}
+
+ interface = topo["routers"]["r3"]["links"]["r2"]["interface"]
+ ipv6_link_local = get_frr_ipv6_linklocal(tgen, "r3", intf=interface)
+ ipv4_nxt_hop = topo["routers"]["r3"]["links"]["r2"]["ipv4"].split("/")[0]
+ ipv6_nxt_hop = topo["routers"]["r3"]["links"]["r2"]["ipv6"].split("/")[0]
+ DEFAULT_ROUTE_NXT_HOP_R3 = {"ipv4": ipv4_nxt_hop, "ipv6": ipv6_link_local}
+
+ logger.info("Running setup_module() done")
+
+
+def teardown_module():
+ """Teardown the pytest environment"""
+
+ logger.info("Running teardown_module to delete topology")
+
+ tgen = get_topogen()
+
+ # Stop toplogy and Remove tmp files
+ tgen.stop_topology()
+
+ logger.info(
+ "Testsuite end time: {}".format(time.asctime(time.localtime(time.time())))
+ )
+ logger.info("=" * 40)
+
+
+#####################################################
+#
+# Testcases
+#
+#####################################################
+def test_verify_default_originate_route_with_non_default_VRF_p1(request):
+ """
+ "Verify default-originate route with non-default VRF"
+ """
+ tgen = get_topogen()
+ global BGP_CONVERGENCE
+
+ if BGP_CONVERGENCE != True:
+ pytest.skip("skipped because of BGP Convergence failure")
+ # test case name
+ tc_name = request.node.name
+ write_test_header(tc_name)
+ if tgen.routers_have_failure():
+ check_router_status(tgen)
+ reset_config_on_routers(tgen)
+
+ # these steps are implemented as base toplopgy setup
+ step("Configure IPV4 and IPV6 IBGP between R1 and R2 default VRF")
+ step("Configure IPV4 and IPV6 EBGP between R2 to R3 non-default VRF (RED)")
+ step(
+ "Configure IPv4 and IP6 loopback address on R1 default and R3 non-default (RED) VRF"
+ )
+ step("After changing the BGP AS Path Verify the BGP Convergence")
+
+ BGP_CONVERGENCE = verify_bgp_convergence(tgen, topo)
+ assert BGP_CONVERGENCE is True, "setup_module :Failed \n Error: {}".format(
+ BGP_CONVERGENCE
+ )
+ step(
+ "Configure IPv4 and IPv6 static route on R1 default and R3 non-default (RED) VRF with nexthop as Null ( different static route on each side)"
+ )
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r1": {
+ "static_routes": [
+ {
+ "network": [NETWORK1_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ }
+ ]
+ }
+ }
+ result = create_static_routes(tgen, static_routes_input)
+ assert (
+ result is True
+ ), "Testcase {} : Failed to configure the static routes in router R1 default vrf \n Error: {}".format(
+ tc_name, result
+ )
+
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r3": {
+ "static_routes": [
+ {
+ "network": [NETWORK2_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ "vrf": "RED",
+ }
+ ]
+ }
+ }
+ result = create_static_routes(tgen, static_routes_input)
+ assert (
+ result is True
+ ), "Testcase {} : Failed to configure static route in R3 non default vrf RED \n Error: {}".format(
+ tc_name, result
+ )
+
+ step(
+ "Verify IPv4 and IPv6 static route configured on R1 default vrf and R3 non-default (RED) vrf"
+ )
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r1": {
+ "static_routes": [
+ {
+ "network": [NETWORK1_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ }
+ ]
+ }
+ }
+ result = verify_rib(tgen, addr_type, "r1", static_routes_input)
+ assert (
+ result is True
+ ), "Testcase {} : Failed: Routes configured on vrf is not seen in R1 default VRF FIB \n Error: {}".format(
+ tc_name, result
+ )
+
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r3": {
+ "static_routes": [
+ {
+ "network": [NETWORK2_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ "vrf": "RED",
+ }
+ ]
+ }
+ }
+ result = verify_rib(tgen, addr_type, "r3", static_routes_input)
+ assert (
+ result is True
+ ), "Testcase {} : Failed : Routes configured in non-defaul vrf in R3 FIB is \n Error: {}".format(
+ tc_name, result
+ )
+
+ step(
+ "Configure redistribute connected and static on R1 (R1-R2) and on R3 ( R2-R3 RED VRF) IPv4 and IPv6 address family "
+ )
+ redistribute_static = {
+ "r1": {
+ "bgp": {
+ "address_family": {
+ "ipv4": {
+ "unicast": {
+ "redistribute": [
+ {"redist_type": "static"},
+ {"redist_type": "connected"},
+ ]
+ }
+ },
+ "ipv6": {
+ "unicast": {
+ "redistribute": [
+ {"redist_type": "static"},
+ {"redist_type": "connected"},
+ ]
+ }
+ },
+ }
+ }
+ },
+ "r3": {
+ "bgp": {
+ "local_as": 3000,
+ "vrf": "RED",
+ "address_family": {
+ "ipv4": {
+ "unicast": {
+ "redistribute": [
+ {"redist_type": "static"},
+ {"redist_type": "connected"},
+ ]
+ }
+ },
+ "ipv6": {
+ "unicast": {
+ "redistribute": [
+ {"redist_type": "static"},
+ {"redist_type": "connected"},
+ ]
+ }
+ },
+ },
+ }
+ },
+ }
+ result = create_router_bgp(tgen, topo, redistribute_static)
+ assert (
+ result is True
+ ), "Testcase {} : Failed to configure the redistribute on R1 and R3 \n Error: {}".format(
+ tc_name, result
+ )
+
+ step(
+ "Verify IPv4 and IPv6 static route configured on R1 received as BGP routes on R2 default VRF "
+ )
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r2": {
+ "static_routes": [
+ {
+ "network": [NETWORK1_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ {
+ "network": [R1_NETWORK_LOOPBACK[addr_type]],
+ "next_hop": R1_NETWORK_LOOPBACK_NXTHOP[addr_type],
+ },
+ {
+ "network": [R1_NETWORK_CONNECTED[addr_type]],
+ "next_hop": R1_NETWORK_CONNECTED_NXTHOP[addr_type],
+ },
+ ]
+ }
+ }
+ result = verify_bgp_rib(tgen, addr_type, "r2", static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+ step(
+ "Verify IPv4 and IPv6 static route configured on R3 received as BGP routes on R2 non-default VRF "
+ )
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r3": {
+ "static_routes": [
+ {
+ "network": [NETWORK2_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ "vrf": "RED",
+ },
+ {
+ "network": [R3_NETWORK_CONNECTED[addr_type]],
+ "next_hop": R3_NETWORK_CONNECTED_NXTHOP[addr_type],
+ "vrf": "RED",
+ },
+ ]
+ }
+ }
+ result = verify_bgp_rib(tgen, addr_type, "r2", static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ step(
+ "Configure default-originate on R1 for R1 to R2 neighbor for IPv4 and IPv6 peer"
+ )
+ local_as = get_dut_as_number(tgen, dut="r1")
+ default_originate_config = {
+ "r1": {
+ "bgp": {
+ "local_as": local_as,
+ "address_family": {
+ "ipv4": {"unicast": {"default_originate": {"r2": {}}}},
+ "ipv6": {"unicast": {"default_originate": {"r2": {}}}},
+ },
+ }
+ }
+ }
+ result = create_router_bgp(tgen, topo, default_originate_config)
+ assert (
+ result is True
+ ), "Testcase {} : Failed to configure the default originate \n Error: {}".format(
+ tc_name, result
+ )
+
+ step(
+ "After configuring default-originate command , verify default routes are advertised on R2 "
+ )
+ DEFAULT_ROUTES = {"ipv4": "0.0.0.0/0", "ipv6": "0::0/0"}
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r2": {
+ "static_routes": [
+ {
+ "network": [DEFAULT_ROUTES[addr_type]],
+ "next_hop": DEFAULT_ROUTE_NXT_HOP_R1[addr_type],
+ }
+ ]
+ }
+ }
+
+ result = verify_rib(
+ tgen,
+ addr_type,
+ "r2",
+ static_routes_input,
+ next_hop=DEFAULT_ROUTE_NXT_HOP_R1[addr_type],
+ )
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ result = verify_bgp_rib(
+ tgen,
+ addr_type,
+ "r2",
+ static_routes_input,
+ next_hop=DEFAULT_ROUTE_NXT_HOP_R1[addr_type],
+ )
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r2": {
+ "static_routes": [
+ {
+ "network": [NETWORK1_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ {
+ "network": [R1_NETWORK_LOOPBACK[addr_type]],
+ "next_hop": R1_NETWORK_LOOPBACK_NXTHOP[addr_type],
+ },
+ {
+ "network": [R1_NETWORK_CONNECTED[addr_type]],
+ "next_hop": R1_NETWORK_CONNECTED_NXTHOP[addr_type],
+ },
+ ]
+ }
+ }
+
+ result = verify_bgp_rib(
+ tgen,
+ addr_type,
+ "r2",
+ static_routes_input,
+ next_hop=DEFAULT_ROUTE_NXT_HOP_R1[addr_type],
+ )
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ result = verify_rib(
+ tgen,
+ addr_type,
+ "r2",
+ static_routes_input,
+ next_hop=DEFAULT_ROUTE_NXT_HOP_R1[addr_type],
+ )
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ snapshot1 = get_prefix_count_route(tgen, topo, dut="r2", peer="r3", vrf="RED")
+
+ step(
+ "Configure default-originate on R3 for R3 to R2 neighbor (RED VRF) for IPv4 and IPv6 peer"
+ )
+
+ default_originate_config = {
+ "r3": {
+ "bgp": {
+ "local_as": "3000",
+ "vrf": "RED",
+ "address_family": {
+ "ipv4": {"unicast": {"default_originate": {"r2": {}}}},
+ "ipv6": {"unicast": {"default_originate": {"r2": {}}}},
+ },
+ }
+ }
+ }
+ result = create_router_bgp(tgen, topo, default_originate_config)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+
+ step(
+ "Verify IPv4 and IPv6 bgp default route and static route received on R2 VRF red nexthop as R3"
+ )
+ DEFAULT_ROUTES = {"ipv4": "0.0.0.0/0", "ipv6": "0::0/0"}
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r2": {
+ "static_routes": [
+ {
+ "network": [NETWORK2_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ "vrf": "RED",
+ },
+ {
+ "network": [DEFAULT_ROUTES[addr_type]],
+ "next_hop": DEFAULT_ROUTE_NXT_HOP_R3[addr_type],
+ "vrf": "RED",
+ },
+ ]
+ }
+ }
+ result = verify_rib(
+ tgen,
+ addr_type,
+ "r2",
+ static_routes_input,
+ next_hop=DEFAULT_ROUTE_NXT_HOP_R3[addr_type],
+ )
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+ result = verify_bgp_rib(
+ tgen,
+ addr_type,
+ "r2",
+ static_routes_input,
+ next_hop=DEFAULT_ROUTE_NXT_HOP_R3[addr_type],
+ )
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ step("verify Out-prefix count incremented for IPv4/IPv6 default route on VRF red")
+ snapshot2 = get_prefix_count_route(tgen, topo, dut="r2", peer="r3", vrf="RED")
+ step("verifying the prefix count incrementing or not ")
+ isIPv4prefix_incremented = False
+ isIPv6prefix_incremented = False
+ if snapshot1["ipv4_count"] < snapshot2["ipv4_count"]:
+ isIPv4prefix_incremented = True
+ if snapshot1["ipv6_count"] < snapshot2["ipv6_count"]:
+ isIPv6prefix_incremented = True
+
+ assert (
+ isIPv4prefix_incremented is True
+ ), "Testcase {} : Failed Error: IPV4 Prefix is not incremented on receiveing ".format(
+ tc_name
+ )
+
+ step("Configure import VRF red on R2 for IPV4 and IPV6 BGP peer")
+ step("Importing the non-default vrf in default VRF ")
+ local_as = get_dut_as_number(tgen, "r2")
+ input_import_vrf = {
+ "r2": {
+ "bgp": [
+ {
+ "local_as": local_as,
+ "address_family": {
+ "ipv4": {"unicast": {"import": {"vrf": "RED"}}},
+ "ipv6": {"unicast": {"import": {"vrf": "RED"}}},
+ },
+ }
+ ]
+ }
+ }
+ result = create_router_bgp(tgen, topo, input_import_vrf)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+ step(
+ "Verify VRF RED IPv4 and IPv6, default-originate, \n static and loopback route are imported to R2 default VRF table ,\n default-originate route coming from VRF red should not active on R2 default VRF table"
+ )
+ step("verifying the static routes connected and loop back routes")
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r2": {
+ "static_routes": [
+ {
+ "network": [NETWORK1_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ {
+ "network": [NETWORK2_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ {
+ "network": [R1_NETWORK_LOOPBACK[addr_type]],
+ "next_hop": R1_NETWORK_LOOPBACK_NXTHOP[addr_type],
+ },
+ {
+ "network": [R1_NETWORK_CONNECTED[addr_type]],
+ "next_hop": R1_NETWORK_CONNECTED_NXTHOP[addr_type],
+ },
+ {
+ "network": [R3_NETWORK_CONNECTED[addr_type]],
+ "next_hop": R3_NETWORK_CONNECTED_NXTHOP[addr_type],
+ },
+ ]
+ }
+ }
+
+ result = verify_rib(tgen, addr_type, "r2", static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ result = verify_bgp_rib(tgen, addr_type, "r2", static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ STEP = """ After importing non defualt VRF into default vrf .
+ verify that the default originate from R1 --> R2(non -default) is preffered over R3 --> R2
+ because the Default Route prefers iBGP over eBGP over
+ Default Route from R1 Should be present in BGP RIB and FIB
+ Default Route from R3 Should be present only in BGP RIB not in FIB
+ """
+ step(STEP)
+ DEFAULT_ROUTES = {"ipv4": "0.0.0.0/0", "ipv6": "0::0/0"}
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r2": {
+ "static_routes": [
+ {
+ "network": [DEFAULT_ROUTES[addr_type]],
+ "next_hop": DEFAULT_ROUTE_NXT_HOP_R1[addr_type],
+ }
+ ]
+ }
+ }
+
+ result = verify_rib(tgen, addr_type, "r2", static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ static_routes_input = {
+ "r2": {
+ "static_routes": [
+ {
+ "network": [DEFAULT_ROUTES[addr_type]],
+ "next_hop": DEFAULT_ROUTE_NXT_HOP_R3[addr_type],
+ },
+ {
+ "network": [DEFAULT_ROUTES[addr_type]],
+ "next_hop": DEFAULT_ROUTE_NXT_HOP_R1[addr_type],
+ },
+ ]
+ }
+ }
+
+ result = verify_bgp_rib(tgen, addr_type, "r2", static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+ step(
+ "Configure import VRF default on R2 (R2-R3) RED VRF for IPV4 and IPV6 BGP peer"
+ )
+ step("Importing the default vrf in non-default VRF ")
+ local_as = "2000"
+ input_import_vrf = {
+ "r2": {
+ "bgp": [
+ {
+ "local_as": local_as,
+ "vrf": "RED",
+ "address_family": {
+ "ipv4": {"unicast": {"import": {"vrf": "default"}}},
+ "ipv6": {"unicast": {"import": {"vrf": "default"}}},
+ },
+ }
+ ]
+ }
+ }
+ result = create_router_bgp(tgen, topo, input_import_vrf)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+ step(
+ "Default VR, IPv4 and IPv6 , default-originate, \n static and loopback route are imported to R2 VRF RED table \n, default-originate route coming from VRF red should not active on R2 default VRF table"
+ )
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r2": {
+ "static_routes": [
+ {
+ "network": [NETWORK1_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ "vrf": "RED",
+ },
+ {
+ "network": [NETWORK2_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ "vrf": "RED",
+ },
+ {
+ "network": [R1_NETWORK_LOOPBACK[addr_type]],
+ "next_hop": R1_NETWORK_LOOPBACK_NXTHOP[addr_type],
+ "vrf": "RED",
+ },
+ {
+ "network": [R1_NETWORK_CONNECTED[addr_type]],
+ "next_hop": R1_NETWORK_CONNECTED_NXTHOP[addr_type],
+ "vrf": "RED",
+ },
+ {
+ "network": [R3_NETWORK_CONNECTED[addr_type]],
+ "next_hop": R3_NETWORK_CONNECTED_NXTHOP[addr_type],
+ "vrf": "RED",
+ },
+ ]
+ }
+ }
+
+ result = verify_rib(tgen, addr_type, "r2", static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ result = verify_bgp_rib(tgen, addr_type, "r2", static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ STEP = """ After importing defualt VRF into non default vrf .
+ verify that the default originate from R1 --> R2(non -default) is preffered over R3 --> R2
+ because the Default Route prefers iBGP over eBGP over
+ Default Route from R1 Should be present in BGP RIB and FIB
+ Default Route from R3 Should be present only in BGP RIB not in FIB
+ """
+ step(STEP)
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r2": {
+ "static_routes": [
+ {
+ "network": [DEFAULT_ROUTES[addr_type]],
+ "next_hop": DEFAULT_ROUTE_NXT_HOP_R1[addr_type],
+ "vrf": "RED",
+ }
+ ]
+ }
+ }
+
+ result = verify_rib(
+ tgen,
+ addr_type,
+ "r2",
+ static_routes_input,
+ next_hop=DEFAULT_ROUTE_NXT_HOP_R1[addr_type],
+ )
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ static_routes_input = {
+ "r2": {
+ "static_routes": [
+ {
+ "network": [DEFAULT_ROUTES[addr_type]],
+ "next_hop": DEFAULT_ROUTE_NXT_HOP_R3[addr_type],
+ "vrf": "RED",
+ }
+ ]
+ }
+ }
+
+ result = verify_rib(
+ tgen,
+ addr_type,
+ "r2",
+ static_routes_input,
+ next_hop=DEFAULT_ROUTE_NXT_HOP_R3[addr_type],
+ expected=False,
+ )
+ assert result is not True, "Testcase {} : Failed {} \n Error: {}".format(
+ tc_name, STEP, result
+ )
+
+ static_routes_input = {
+ "r2": {
+ "static_routes": [
+ {
+ "network": [DEFAULT_ROUTES[addr_type]],
+ "next_hop": DEFAULT_ROUTE_NXT_HOP_R1[addr_type],
+ "vrf": "RED",
+ },
+ {
+ "network": [DEFAULT_ROUTES[addr_type]],
+ "next_hop": DEFAULT_ROUTE_NXT_HOP_R3[addr_type],
+ "vrf": "RED",
+ },
+ ]
+ }
+ }
+
+ result = verify_bgp_rib(tgen, addr_type, "r2", static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ step(
+ "Remove import VRF configure in step 8 and then remove import VRF configured on step 9"
+ )
+ local_as = get_dut_as_number(tgen, "r2")
+ input_import_vrf = {
+ "r2": {
+ "bgp": [
+ {
+ "local_as": local_as,
+ "address_family": {
+ "ipv4": {"unicast": {"import": {"vrf": "RED", "delete": True}}},
+ "ipv6": {"unicast": {"import": {"vrf": "RED", "delete": True}}},
+ },
+ }
+ ]
+ }
+ }
+ result = create_router_bgp(tgen, topo, input_import_vrf)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+
+ step("Verify that the routes imported from non default VRF - RED is removed")
+ DEFAULT_ROUTES = {"ipv4": "0.0.0.0/0", "ipv6": "0::0/0"}
+
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r2": {
+ "static_routes": [
+ {
+ "network": [NETWORK2_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ {
+ "network": [R3_NETWORK_LOOPBACK[addr_type]],
+ "next_hop": R3_NETWORK_LOOPBACK_NXTHOP[addr_type],
+ },
+ {
+ "network": [R3_NETWORK_CONNECTED[addr_type]],
+ "next_hop": R3_NETWORK_CONNECTED_NXTHOP[addr_type],
+ },
+ ]
+ }
+ }
+
+ result = verify_rib(tgen, addr_type, "r2", static_routes_input, expected=False)
+ assert (
+ result is not True
+ ), "Testcase {} : Failed \n routes imported from non default VRF is not expected Error: {}".format(
+ tc_name, result
+ )
+
+ result = verify_bgp_rib(
+ tgen, addr_type, "r2", static_routes_input, expected=False
+ )
+ assert (
+ result is not True
+ ), "Testcase {} : Failed \n routes imported from non default VRF is not expected \nError: {}".format(
+ tc_name, result
+ )
+
+ step(
+ "Remove import VRF configure in step 8 and then remove import VRF configured on step 9"
+ )
+ local_as = "2000"
+ input_import_vrf = {
+ "r2": {
+ "bgp": [
+ {
+ "local_as": local_as,
+ "vrf": "RED",
+ "address_family": {
+ "ipv4": {
+ "unicast": {"import": {"vrf": "default", "delete": True}}
+ },
+ "ipv6": {
+ "unicast": {"import": {"vrf": "default", "delete": True}}
+ },
+ },
+ }
+ ]
+ }
+ }
+ result = create_router_bgp(tgen, topo, input_import_vrf)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+ step("Verify that the routes impoted from default VRF is removed")
+ DEFAULT_ROUTES = {"ipv4": "0.0.0.0/0", "ipv6": "0::0/0"}
+
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r2": {
+ "static_routes": [
+ {
+ "network": [NETWORK1_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ "vrf": "RED",
+ },
+ {
+ "network": [R1_NETWORK_LOOPBACK[addr_type]],
+ "next_hop": R1_NETWORK_LOOPBACK_NXTHOP[addr_type],
+ "vrf": "RED",
+ },
+ {
+ "network": [R1_NETWORK_CONNECTED[addr_type]],
+ "next_hop": R1_NETWORK_CONNECTED_NXTHOP[addr_type],
+ "vrf": "RED",
+ },
+ ]
+ }
+ }
+
+ result = verify_rib(tgen, addr_type, "r2", static_routes_input, expected=False)
+ assert (
+ result is not True
+ ), "Testcase {} : Failed \n routes impoted from default VRF is not expected \n Error: {}".format(
+ tc_name, result
+ )
+
+ result = verify_bgp_rib(
+ tgen, addr_type, "r2", static_routes_input, expected=False
+ )
+ assert (
+ result is not True
+ ), "Testcase {} : Failed \n routes impoted from default VRF is not expected \n Error: {}".format(
+ tc_name, result
+ )
+
+ write_test_footer(tc_name)
+
+
+def test_verify_default_originate_route_with_non_default_VRF_with_route_map_p1(request):
+ """
+ "Verify default-originate route with non-default VRF with route-map import "
+ """
+ tgen = get_topogen()
+ global BGP_CONVERGENCE
+
+ if BGP_CONVERGENCE != True:
+ pytest.skip("skipped because of BGP Convergence failure")
+ # test case name
+ tc_name = request.node.name
+ write_test_header(tc_name)
+ if tgen.routers_have_failure():
+ check_router_status(tgen)
+ reset_config_on_routers(tgen)
+
+ step("Configure IPV4 and IPV6 static route on R0 with Null nexthop")
+ STEP = """
+ Configure IPV4 and IPV6 EBGP session between R0 and R1
+ Configure IPV4 and IPV6 static route on R0 with Null nexthop """
+ step(STEP)
+ input_dict = {
+ "r0": {"bgp": {"local_as": 222, "vrf": "default"}},
+ "r1": {"bgp": {"local_as": 333, "vrf": "default"}},
+ }
+ result = modify_as_number(tgen, topo, input_dict)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+ try:
+ assert result is True
+ except AssertionError:
+ logger.info("Expected behaviour: {}".format(result))
+ logger.info("BGP config is not created because of invalid ASNs")
+ step("After changing the BGP AS Path Verify the BGP Convergence")
+
+ BGP_CONVERGENCE = verify_bgp_convergence(tgen, topo)
+ assert BGP_CONVERGENCE is True, "setup_module :Failed \n Error: {}".format(
+ BGP_CONVERGENCE
+ )
+
+ step("Configuring static route at R0")
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r0": {
+ "static_routes": [
+ {
+ "network": [NETWORK5_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ }
+ ]
+ }
+ }
+ result = create_static_routes(tgen, static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+ step(" Configure re-distribute static on R0 for R0 to R1 for IPV4 and IPV6 peer ")
+ redistribute_static = {
+ "r0": {
+ "bgp": {
+ "address_family": {
+ "ipv4": {
+ "unicast": {
+ "redistribute": [
+ {"redist_type": "static"},
+ {"redist_type": "connected"},
+ ]
+ }
+ },
+ "ipv6": {
+ "unicast": {
+ "redistribute": [
+ {"redist_type": "static"},
+ {"redist_type": "connected"},
+ ]
+ }
+ },
+ }
+ }
+ }
+ }
+ result = create_router_bgp(tgen, topo, redistribute_static)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+
+ step(
+ "Configure default-originate on R1 for R1 to R2 neighbor for IPv4 and IPv6 peer"
+ )
+ local_as = get_dut_as_number(tgen, dut="r1")
+ default_originate_config = {
+ "r1": {
+ "bgp": {
+ "local_as": local_as,
+ "address_family": {
+ "ipv4": {"unicast": {"default_originate": {"r2": {}}}},
+ "ipv6": {"unicast": {"default_originate": {"r2": {}}}},
+ },
+ }
+ }
+ }
+ result = create_router_bgp(tgen, topo, default_originate_config)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+
+ snapshot1 = get_prefix_count_route(tgen, topo, dut="r2", peer="r3", vrf="RED")
+
+ step("Verify IPv4 and IPv6 static received on R2 default VRF as BGP routes")
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r2": {
+ "static_routes": [
+ {
+ "network": [NETWORK5_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ {
+ "network": [DEFAULT_ROUTES[addr_type]],
+ "next_hop": DEFAULT_ROUTE_NXT_HOP_R1[addr_type],
+ },
+ ]
+ }
+ }
+
+ result = verify_rib(tgen, addr_type, "r2", static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ result = verify_bgp_rib(tgen, addr_type, "r2", static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+ step(
+ " Configure IPv4 and IPv6 prefix-list of of route received from R1 on R2 and for 0.0.0.0/0 0::0/0 route"
+ )
+ input_dict_3 = {
+ "r2": {
+ "prefix_lists": {
+ "ipv4": {
+ "Pv4": [
+ {
+ "seqid": "1",
+ "network": NETWORK5_1["ipv4"],
+ "action": "permit",
+ },
+ {"seqid": "2", "network": "0.0.0.0/0", "action": "permit"},
+ {
+ "seqid": "3",
+ "network": NETWORK2_1["ipv4"],
+ "action": "permit",
+ },
+ ]
+ },
+ "ipv6": {
+ "Pv6": [
+ {
+ "seqid": "1",
+ "network": NETWORK5_1["ipv6"],
+ "action": "permit",
+ },
+ {"seqid": "2", "network": "0::0/0", "action": "permit"},
+ {
+ "seqid": "3",
+ "network": NETWORK2_1["ipv6"],
+ "action": "permit",
+ },
+ ]
+ },
+ }
+ }
+ }
+ result = create_prefix_lists(tgen, input_dict_3)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+
+ step("verify IPv4 and IPv6 Prefix list got configured on R3")
+ input_dict = {"r2": {"prefix_lists": ["Pv4", "Pv6"]}}
+ result = verify_prefix_lists(tgen, input_dict)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+
+ step(
+ "Configure IPv4/IPv6 route-map on R2 with deny sequence using above prefix-list"
+ )
+ input_dict_3 = {
+ "r2": {
+ "route_maps": {
+ "RMv4": [
+ {
+ "action": "deny",
+ "seq_id": "1",
+ "match": {"ipv4": {"prefix_lists": "Pv4"}},
+ },
+ ],
+ "RMv6": [
+ {
+ "action": "deny",
+ "seq_id": "1",
+ "match": {"ipv6": {"prefix_lists": "Pv6"}},
+ },
+ ],
+ }
+ }
+ }
+ result = create_route_maps(tgen, input_dict_3)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+
+ STEP = """
+ import Route-map anf non-default VRF into defailt vrf
+ import vrf route-map RM1
+ import vrf red
+ """
+ step(STEP)
+
+ local_as = get_dut_as_number(tgen, "r2")
+ input_import_vrf = {
+ "r2": {
+ "bgp": [
+ {
+ "local_as": local_as,
+ "address_family": {
+ "ipv4": {"unicast": {"import": {"vrf": "RED"}}},
+ "ipv6": {"unicast": {"import": {"vrf": "RED"}}},
+ },
+ }
+ ]
+ }
+ }
+ result = create_router_bgp(tgen, topo, input_import_vrf)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+ step(STEP)
+ input_import_vrf = {
+ "r2": {
+ "bgp": [
+ {
+ "local_as": local_as,
+ "address_family": {
+ "ipv4": {"unicast": {"import": {"vrf": "route-map RMv4"}}},
+ "ipv6": {"unicast": {"import": {"vrf": "route-map RMv6"}}},
+ },
+ }
+ ]
+ }
+ }
+ result = create_router_bgp(tgen, topo, input_import_vrf)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+ step(
+ "Verify IPv4 and IPv6 routes present on VRF red ( static , default-originate) should not get advertised to default VRF "
+ )
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r2": {
+ "static_routes": [
+ {
+ "network": [NETWORK2_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ {
+ "network": [DEFAULT_ROUTES[addr_type]],
+ "next_hop": DEFAULT_ROUTE_NXT_HOP_R1[addr_type],
+ },
+ ]
+ }
+ }
+
+ result = verify_rib(tgen, addr_type, "r2", static_routes_input, expected=False)
+ assert (
+ result is not True
+ ), "Testcase {} : Failed \n VRF red ( static , default-originate) should not get advertised to default VRF \n Error: {}".format(
+ tc_name, result
+ )
+
+ result = verify_bgp_rib(
+ tgen, addr_type, "r2", static_routes_input, expected=False
+ )
+ assert (
+ result is not True
+ ), "Testcase {} : Failed \n VRF red ( static , default-originate) should not get advertised to default VRF \nError: {}".format(
+ tc_name, result
+ )
+
+ step("Change route-map sequence deny to permit")
+ input_dict_3 = {
+ "r2": {
+ "route_maps": {
+ "RMv4": [
+ {
+ "action": "permit",
+ "seq_id": "1",
+ "match": {"ipv4": {"prefix_lists": "Pv4"}},
+ },
+ ],
+ "RMv6": [
+ {
+ "action": "permit",
+ "seq_id": "1",
+ "match": {"ipv6": {"prefix_lists": "Pv6"}},
+ },
+ ],
+ }
+ }
+ }
+ result = create_route_maps(tgen, input_dict_3)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+
+ step(
+ "IPv4 and IPv6 routes present on VRF red ( static , default-originate) should get advertised to default VRF"
+ )
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r2": {
+ "static_routes": [
+ {
+ "network": [DEFAULT_ROUTES[addr_type]],
+ "next_hop": DEFAULT_ROUTE_NXT_HOP_R1[addr_type],
+ }
+ ]
+ }
+ }
+
+ result = verify_rib(tgen, addr_type, "r2", static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ result = verify_bgp_rib(tgen, addr_type, "r2", static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ step("verify Out-prefix count incremented for IPv4/IPv6 default route on VRF red")
+ snapshot2 = get_prefix_count_route(tgen, topo, dut="r2", peer="r3", vrf="RED")
+ step("verifying the prefix count incrementing or not ")
+ isIPv4prefix_incremented = False
+ isIPv6prefix_incremented = False
+ if snapshot1["ipv4_count"] <= snapshot2["ipv4_count"]:
+ isIPv4prefix_incremented = True
+ if snapshot1["ipv6_count"] <= snapshot2["ipv6_count"]:
+ isIPv6prefix_incremented = True
+
+ assert (
+ isIPv4prefix_incremented is True
+ ), "Testcase {} : Failed Error: IPV4 Prefix is not incremented on receiveing ".format(
+ tc_name
+ )
+
+
+if __name__ == "__main__":
+ args = ["-s"] + sys.argv[1:]
+ sys.exit(pytest.main(args))
diff --git a/tests/topotests/bgp_default_originate/test_default_originate_conditional_routemap.py b/tests/topotests/bgp_default_originate/test_default_originate_conditional_routemap.py
new file mode 100644
index 0000000..9e3a3b5
--- /dev/null
+++ b/tests/topotests/bgp_default_originate/test_default_originate_conditional_routemap.py
@@ -0,0 +1,2104 @@
+#!/usr/bin/env python
+#
+# Copyright (c) 2022 by VMware, Inc. ("VMware")
+# Used Copyright (c) 2018 by Network Device Education Foundation, Inc. ("NetDEF")
+# in this file.
+#
+# 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.
+# Shreenidhi A R <rshreenidhi@vmware.com>
+# THE SOFTWARE IS PROVIDED "AS IS" AND VMWARE DISCLAIMS ALL WARRANTIES
+# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL VMWARE 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.
+#
+"""
+Following scenerios are covered.
+1. When there is change in route-map policy associated with default-originate, changes does not reflect.
+2. When route-map associated with default-originate is deleted, default route doesn't get withdrawn
+3. Update message is not being sent when only route-map is removed from the default-originate config.
+4. SNT counter gets incremented on change of every policy associated with default-originate
+5. Route-map with multiple match clauses causes inconsistencies with default-originate.
+6. BGP-Default originate behaviour with BGP attributes
+"""
+import os
+import sys
+import time
+import pytest
+from copy import deepcopy
+from lib.topolog import logger
+
+# pylint: disable=C0413
+# Import topogen and topotest helpers
+from lib.topogen import Topogen, get_topogen
+from lib.topojson import build_config_from_json
+from lib.topolog import logger
+
+from lib.bgp import (
+ verify_bgp_convergence,
+ create_router_bgp,
+ get_prefix_count_route,
+ modify_as_number,
+ verify_bgp_rib,
+ get_dut_as_number,
+ verify_rib_default_route,
+ verify_fib_default_route,
+)
+from lib.common_config import (
+ verify_fib_routes,
+ step,
+ required_linux_kernel_version,
+ create_route_maps,
+ interface_status,
+ create_prefix_lists,
+ get_frr_ipv6_linklocal,
+ start_topology,
+ write_test_header,
+ verify_prefix_lists,
+ check_address_types,
+ write_test_footer,
+ reset_config_on_routers,
+ create_static_routes,
+ check_router_status,
+ delete_route_maps,
+)
+
+# Save the Current Working Directory to find configuration files.
+CWD = os.path.dirname(os.path.realpath(__file__))
+sys.path.append(os.path.join(CWD, "../"))
+sys.path.append(os.path.join(CWD, "../lib/"))
+
+pytestmark = [pytest.mark.bgpd, pytest.mark.staticd]
+
+# Required to instantiate the topology builder class.
+
+# pylint: disable=C0413
+# Import topogen and topotest helpers
+
+# Global variables
+topo = None
+NETWORK1_1 = {"ipv4": "198.51.1.1/32", "ipv6": "2001:DB8::1:1/128"}
+DEFAULT_ROUTES = {"ipv4": "0.0.0.0/0", "ipv6": "0::0/0"}
+NEXT_HOP_IP = {"ipv4": "Null0", "ipv6": "Null0"}
+
+def setup_module(mod):
+ """
+ Sets up the pytest environment
+
+ * `mod`: module name
+ """
+
+ # Required linux kernel version for this suite to run.
+ result = required_linux_kernel_version("4.15")
+ if result is not True:
+ pytest.skip("Kernel requirements are not met")
+
+ testsuite_run_time = time.asctime(time.localtime(time.time()))
+ logger.info("Testsuite start time: {}".format(testsuite_run_time))
+ logger.info("=" * 40)
+
+ logger.info("Running setup_module to create topology")
+
+ # This function initiates the topology build with Topogen...
+ json_file = "{}/bgp_default_originate_topo1.json".format(CWD)
+ tgen = Topogen(json_file, mod.__name__)
+ global topo
+ topo = tgen.json_topo
+ # ... and here it calls Mininet initialization functions.
+
+ # Starting topology, create tmp files which are loaded to routers
+ # to start daemons and then start routers
+ start_topology(tgen)
+
+ # Creating configuration from JSON
+ build_config_from_json(tgen, topo)
+
+ global ADDR_TYPES
+ global BGP_CONVERGENCE
+ global DEFAULT_ROUTES
+ global DEFAULT_ROUTE_NXT_HOP_R1, DEFAULT_ROUTE_NXT_HOP_R3
+ ADDR_TYPES = check_address_types()
+ BGP_CONVERGENCE = verify_bgp_convergence(tgen, topo)
+ assert BGP_CONVERGENCE is True, "setup_module :Failed \n Error: {}".format(
+ BGP_CONVERGENCE
+ )
+
+ DEFAULT_ROUTES = {"ipv4": "0.0.0.0/0", "ipv6": "0::0/0"}
+
+ interface = topo["routers"]["r1"]["links"]["r2"]["interface"]
+ ipv6_link_local = get_frr_ipv6_linklocal(tgen, "r1", intf=interface)
+ ipv4_nxt_hop = topo["routers"]["r1"]["links"]["r2"]["ipv4"].split("/")[0]
+ ipv6_nxt_hop = topo["routers"]["r1"]["links"]["r2"]["ipv6"].split("/")[0]
+ DEFAULT_ROUTE_NXT_HOP_R1 = {"ipv4": ipv4_nxt_hop, "ipv6": ipv6_link_local}
+
+ interface = topo["routers"]["r3"]["links"]["r2"]["interface"]
+ ipv6_link_local = get_frr_ipv6_linklocal(tgen, "r3", intf=interface)
+ ipv4_nxt_hop = topo["routers"]["r3"]["links"]["r2"]["ipv4"].split("/")[0]
+ ipv6_nxt_hop = topo["routers"]["r3"]["links"]["r2"]["ipv6"].split("/")[0]
+ DEFAULT_ROUTE_NXT_HOP_R3 = {"ipv4": ipv4_nxt_hop, "ipv6": ipv6_link_local}
+
+ logger.info("Running setup_module() done")
+
+
+def teardown_module():
+ """Teardown the pytest environment"""
+
+ logger.info("Running teardown_module to delete topology")
+
+ tgen = get_topogen()
+
+ # Stop toplogy and Remove tmp files
+ tgen.stop_topology()
+
+ logger.info(
+ "Testsuite end time: {}".format(time.asctime(time.localtime(time.time())))
+ )
+ logger.info("=" * 40)
+
+
+#####################################################
+#
+# Testcases
+#
+#####################################################
+
+
+def test_default_originate_delete_conditional_routemap(request):
+ """
+ "scenerio covered":
+ 1. When there is change in route-map policy associated with default-originate, changes does not reflect.
+ 2. When route-map associated with default-originate is deleted, default route doesn't get withdrawn
+ 3. Update message is not being sent when only route-map is removed from the default-originate config.
+ 4. SNT counter gets incremented on change of every policy associated with default-originate
+ 5. Route-map with multiple match clauses causes inconsistencies with default-originate.
+ """
+ tgen = get_topogen()
+ global BGP_CONVERGENCE
+ global topo
+ tc_name = request.node.name
+ write_test_header(tc_name)
+ tgen = get_topogen()
+ if tgen.routers_have_failure():
+ check_router_status(tgen)
+ reset_config_on_routers(tgen)
+
+ if BGP_CONVERGENCE != True:
+ pytest.skip("skipped because of BGP Convergence failure")
+
+ step("Configure IPv4 and IPv6 , IBGP neighbor between R1 and R2")
+ step("Configure IPv4 and IPv6 , EBGP neighbor between R1 and R0")
+ input_dict = {
+ "r0": {
+ "bgp": {
+ "local_as": 999,
+ }
+ },
+ "r1": {
+ "bgp": {
+ "local_as": 1000,
+ }
+ },
+ "r2": {
+ "bgp": {
+ "local_as": 1000,
+ }
+ },
+ "r3": {
+ "bgp": {
+ "local_as": 2000,
+ }
+ },
+ "r4": {
+ "bgp": {
+ "local_as": 3000,
+ }
+ },
+ }
+ result = modify_as_number(tgen, topo, input_dict)
+ try:
+ assert result is True
+ except AssertionError:
+ logger.info("Expected behaviour: {}".format(result))
+ logger.info("BGP config is not created because of invalid ASNs")
+
+ step("After changing the BGP remote as , Verify the BGP Convergence")
+ BGP_CONVERGENCE = verify_bgp_convergence(tgen, topo)
+ assert (
+ BGP_CONVERGENCE is True
+ ), "Complete convergence is expected after changing ASN ....! ERROR :Failed \n Error: {}".format(
+ BGP_CONVERGENCE
+ )
+
+ step("Configure 1 IPv4 and 1 IPv6 Static route on R0 with next-hop as Null0")
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r0": {
+ "static_routes": [
+ {
+ "network": [NETWORK1_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ }
+ ]
+ }
+ }
+ result = create_static_routes(tgen, static_routes_input)
+ assert (
+ result is True
+ ), "Testcase {} : Failed to configure the static route \n Error: {}".format(
+ tc_name, result
+ )
+
+ step("verify IPv4 and IPv6 static route are configured and up on R0")
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r0": {
+ "static_routes": [
+ {
+ "network": [NETWORK1_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ ]
+ }
+ }
+ result = verify_fib_routes(tgen, addr_type, "r0", static_routes_input)
+ assert (
+ result is True
+ ), "Testcase {} : routes {} not found in R0 FIB \n Error: {}".format(
+ tc_name, static_routes_input, result
+ )
+
+ step(
+ "Configure redistribute static on IPv4 and IPv6 address family on R0 for R0 to R1 neighbor "
+ )
+ redistribute_static = {
+ "r0": {
+ "bgp": {
+ "address_family": {
+ "ipv4": {"unicast": {"redistribute": [{"redist_type": "static"}]}},
+ "ipv6": {"unicast": {"redistribute": [{"redist_type": "static"}]}},
+ }
+ }
+ }
+ }
+ result = create_router_bgp(tgen, topo, redistribute_static)
+ assert (
+ result is True
+ ), "Testcase {} : Failed to configure redistribute configuration....! \n Error: {}".format(
+ tc_name, result
+ )
+
+ step("verify IPv4 and IPv6 static route are received on R1")
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r0": {
+ "static_routes": [
+ {
+ "network": [NETWORK1_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ },
+ ]
+ }
+ }
+ result = verify_fib_routes(tgen, addr_type, "r1", static_routes_input)
+ assert (
+ result is True
+ ), "Testcase {} : Failed... Routes {} expected in r1 FIB after configuring the redistribute config on R0 \n Error: {}".format(
+ tc_name, static_routes_input, result
+ )
+
+ result = verify_bgp_rib(tgen, addr_type, "r1", static_routes_input)
+ assert (
+ result is True
+ ), "Testcase {} : Failed... Routes {} expected in r1 RIB after configuring the redistribute config on R0\n Error: {}".format(
+ tc_name, static_routes_input, result
+ )
+
+ step(
+ "Configure IPv4 prefix-list 'Pv4' and and IPv6 prefix-list 'Pv6' on R1 to match BGP route Sv41, IPv6 route Sv61 permit "
+ )
+ input_dict_3 = {
+ "r1": {
+ "prefix_lists": {
+ "ipv4": {
+ "Pv4": [
+ {
+ "seqid": "1",
+ "network": NETWORK1_1["ipv4"],
+ "action": "permit",
+ },
+ ]
+ },
+ "ipv6": {
+ "Pv6": [
+ {
+ "seqid": "1",
+ "network": NETWORK1_1["ipv6"],
+ "action": "permit",
+ },
+ ]
+ },
+ }
+ }
+ }
+ result = create_prefix_lists(tgen, input_dict_3)
+ assert (
+ result is True
+ ), "Testcase {} : Failed to configure the prefix list \n Error: {}".format(
+ tc_name, result
+ )
+
+ step(
+ "Configure IPV4 and IPv6 route-map (RMv4 and RMv6) matching prefix-list (Pv4 and Pv6) respectively on R1"
+ )
+ input_dict_3 = {
+ "r1": {
+ "route_maps": {
+ "RMv4": [
+ {
+ "action": "permit",
+ "seq_id": "1",
+ "match": {"ipv4": {"prefix_lists": "Pv4"}},
+ "set": {
+ "path": {
+ "as_num": "5555",
+ "as_action": "prepend",
+ }
+ },
+ },
+ ],
+ "RMv6": [
+ {
+ "action": "permit",
+ "seq_id": "1",
+ "match": {"ipv6": {"prefix_lists": "Pv6"}},
+ "set": {
+ "path": {
+ "as_num": "5555",
+ "as_action": "prepend",
+ }
+ },
+ },
+ ],
+ }
+ }
+ }
+ result = create_route_maps(tgen, input_dict_3)
+ assert (
+ result is True
+ ), "Testcase {} : Failed to configure the route map \n Error: {}".format(
+ tc_name, result
+ )
+
+ step(
+ "Configure default-originate with route-map (RMv4 and RMv6) on R1, on BGP IPv4 and IPv6 address family "
+ )
+ local_as = get_dut_as_number(tgen, dut="r1")
+ default_originate_config = {
+ "r1": {
+ "bgp": {
+ "local_as": local_as,
+ "address_family": {
+ "ipv4": {
+ "unicast": {"default_originate": {"r2": {"route_map": "RMv4"}}}
+ },
+ "ipv6": {
+ "unicast": {"default_originate": {"r2": {"route_map": "RMv6"}}}
+ },
+ },
+ }
+ }
+ }
+ result = create_router_bgp(tgen, topo, default_originate_config)
+ assert (
+ result is True
+ ), "Testcase {} : Failed to configure the default originate \n Error: {}".format(
+ tc_name, result
+ )
+
+ step(
+ "After configuring default-originate command , verify default routes are advertised on R2 "
+ )
+ DEFAULT_ROUTES = {"ipv4": "0.0.0.0/0", "ipv6": "0::0/0"}
+ result = verify_rib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_R1,
+ metric=0,
+ expected_aspath="5555",
+ )
+ assert (
+ result is True
+ ), "Testcase {} : Failed to configure the default originate \n Error: {}".format(
+ tc_name, result
+ )
+
+ result = verify_fib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_R1,
+ expected=True,
+ )
+ assert (
+ result is True
+ ), "Testcase {} : Failed to configure the default originate \n Error: {}".format(
+ tc_name, result
+ )
+
+ step("Changing the as-path policy of the existing route-map")
+ input_dict_3 = {
+ "r1": {
+ "route_maps": {
+ "RMv4": [
+ {
+ "action": "permit",
+ "seq_id": "1",
+ "match": {"ipv4": {"prefix_lists": "Pv4"}},
+ "set": {
+ "path": {
+ "as_num": "6666",
+ "as_action": "prepend",
+ }
+ },
+ },
+ ],
+ "RMv6": [
+ {
+ "action": "permit",
+ "seq_id": "1",
+ "match": {"ipv6": {"prefix_lists": "Pv6"}},
+ "set": {
+ "path": {
+ "as_num": "6666",
+ "as_action": "prepend",
+ }
+ },
+ },
+ ],
+ }
+ }
+ }
+ result = create_route_maps(tgen, input_dict_3)
+ assert (
+ result is True
+ ), "Testcase {} : Failed to configure the route map \n Error: {}".format(
+ tc_name, result
+ )
+
+ step(
+ "Verify prefix sent count on R1 towards R2 \n Send count shoud not be incremented on change of existing (AS-path) policy "
+ )
+ snapshot = get_prefix_count_route(
+ tgen, topo, dut="r1", peer="r2", link="r1", sent=True, received=False
+ )
+
+ ipv4_prefix_count = False
+ ipv6_prefix_count = False
+ if snapshot["ipv4_count"] == 2:
+ ipv4_prefix_count = True
+ if snapshot["ipv6_count"] == 2:
+ ipv6_prefix_count = True
+
+ assert (
+ ipv4_prefix_count is True
+ ), "Testcase {} : Failed Error: Expected sent Prefix is 2 but obtained {} ".format(
+ tc_name, ipv4_prefix_count
+ )
+ assert (
+ ipv6_prefix_count is True
+ ), "Testcase {} : Failed Error: Expected sent Prefix is 2 but obtained {} ".format(
+ tc_name, ipv6_prefix_count
+ )
+
+ step(
+ "After changing the as-path policy verify the new policy is advertised to router R2"
+ )
+ DEFAULT_ROUTES = {"ipv4": "0.0.0.0/0", "ipv6": "0::0/0"}
+ result = verify_rib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_R1,
+ metric=0,
+ expected_aspath="6666",
+ )
+ assert (
+ result is True
+ ), "Testcase {} : Default route with expected attributes is not found in BGP RIB \n Error: {}".format(
+ tc_name, result
+ )
+
+ result = verify_fib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_R1,
+ expected=True,
+ )
+ assert (
+ result is True
+ ), "Testcase {} : Default route with expected attributes is not found in BGP FIB \n Error: {}".format(
+ tc_name, result
+ )
+
+ step("Remove the as-path policy from the route-map")
+ input_dict_3 = {
+ "r1": {
+ "route_maps": {
+ "RMv4": [
+ {
+ "action": "permit",
+ "seq_id": "1",
+ "match": {"ipv4": {"prefix_lists": "Pv4"}},
+ "set": {
+ "path": {
+ "as_num": "6666",
+ "as_action": "prepend",
+ "delete": True,
+ }
+ },
+ },
+ ],
+ "RMv6": [
+ {
+ "action": "permit",
+ "seq_id": "1",
+ "match": {"ipv6": {"prefix_lists": "Pv6"}},
+ "set": {
+ "path": {
+ "as_num": "6666",
+ "as_action": "prepend",
+ "delete": True,
+ }
+ },
+ },
+ ],
+ }
+ }
+ }
+ result = create_route_maps(tgen, input_dict_3)
+ assert (
+ result is True
+ ), "Testcase {} : Failed to configure the route map \n Error: {}".format(
+ tc_name, result
+ )
+
+ step(
+ "After removing the route policy (AS-Path) verify that as-path is removed in r2 "
+ )
+ DEFAULT_ROUTES = {"ipv4": "0.0.0.0/0", "ipv6": "0::0/0"}
+
+ result = verify_rib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_R1,
+ )
+ assert result is True, "Testcase {} : Failed ... ! \n Error: {}".format(
+ tc_name, result
+ )
+
+ result = verify_fib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_R1,
+ expected=True,
+ )
+ assert result is True, "Testcase {} : Failed .... !\n Error: {}".format(
+ tc_name, result
+ )
+
+ step("Delete the route-map ")
+
+ delete_routemap = {"r1": {"route_maps": ["RMv4", "RMv6"]}}
+ result = delete_route_maps(tgen, delete_routemap)
+ assert (
+ result is True
+ ), "Testcase {} : Failed to delete the route-map\n Error: {}".format(
+ tc_name, result
+ )
+
+ step(
+ "After deleting route-map , verify the default route in FIB and RIB are removed "
+ )
+ DEFAULT_ROUTES = {"ipv4": "0.0.0.0/0", "ipv6": "0::0/0"}
+ result = verify_rib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_R1,
+ metric=0,
+ expected=False,
+ )
+ assert (
+ result is not True
+ ), "Testcase {} : After removing the route-map the default-route is not removed from R2 RIB\n Error: {}".format(
+ tc_name, result
+ )
+
+ result = verify_fib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_R1,
+ expected=False,
+ )
+ assert (
+ result is not True
+ ), "Testcase {} : After removing the route-map the default-route is not removed from R2 FIB \n Error: {}".format(
+ tc_name, result
+ )
+
+ step("Create route-map with with sequnce number 10 ")
+ input_dict_3 = {
+ "r1": {
+ "route_maps": {
+ "RMv4": [
+ {
+ "action": "permit",
+ "seq_id": "10",
+ "match": {"ipv4": {"prefix_lists": "Pv4"}},
+ "set": {
+ "path": {
+ "as_num": "9999",
+ "as_action": "prepend",
+ }
+ },
+ },
+ ],
+ "RMv6": [
+ {
+ "action": "permit",
+ "seq_id": "10",
+ "match": {"ipv6": {"prefix_lists": "Pv6"}},
+ "set": {
+ "path": {
+ "as_num": "9999",
+ "as_action": "prepend",
+ }
+ },
+ },
+ ],
+ }
+ }
+ }
+ result = create_route_maps(tgen, input_dict_3)
+ assert (
+ result is True
+ ), "Testcase {} : Failed to configure the route map \n Error: {}".format(
+ tc_name, result
+ )
+
+ step(
+ "After Configuring the route-map the dut is expected to receive the route policy (as-path) as 99999"
+ )
+ DEFAULT_ROUTES = {"ipv4": "0.0.0.0/0", "ipv6": "0::0/0"}
+ result = verify_rib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_R1,
+ metric=0,
+ expected_aspath="9999",
+ )
+ assert result is True, "Testcase {} : Failed...! \n Error: {}".format(
+ tc_name, result
+ )
+
+ result = verify_fib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_R1,
+ expected=True,
+ )
+ assert result is True, "Testcase {} : Failed ...!\n Error: {}".format(
+ tc_name, result
+ )
+
+ step("Create another route-map with seq number less than the previous i. <10 ")
+ input_dict_3 = {
+ "r1": {
+ "route_maps": {
+ "RMv4": [
+ {
+ "action": "permit",
+ "seq_id": "5",
+ "match": {"ipv4": {"prefix_lists": "Pv4"}},
+ "set": {
+ "path": {
+ "as_num": "7777",
+ "as_action": "prepend",
+ }
+ },
+ },
+ ],
+ "RMv6": [
+ {
+ "action": "permit",
+ "seq_id": "5",
+ "match": {"ipv6": {"prefix_lists": "Pv6"}},
+ "set": {
+ "path": {
+ "as_num": "7777",
+ "as_action": "prepend",
+ }
+ },
+ },
+ ],
+ }
+ }
+ }
+ result = create_route_maps(tgen, input_dict_3)
+ assert (
+ result is True
+ ), "Testcase {} : Failed to configure the route map \n Error: {}".format(
+ tc_name, result
+ )
+
+ step(
+ "On creating new route-map the route-map with lower seq id should be considered "
+ )
+ DEFAULT_ROUTES = {"ipv4": "0.0.0.0/0", "ipv6": "0::0/0"}
+ result = verify_rib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_R1,
+ metric=0,
+ expected_aspath="7777",
+ )
+ assert (
+ result is True
+ ), "Testcase {} : Route-map with lowest prefix is not considered \n Error: {}".format(
+ tc_name, result
+ )
+
+ result = verify_fib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_R1,
+ expected=True,
+ )
+ assert (
+ result is True
+ ), "Testcase {} : Route-map with lowest prefix is not considered \n Error: {}".format(
+ tc_name, result
+ )
+
+ write_test_footer(tc_name)
+
+
+def test_verify_default_originate_after_BGP_attributes_p1(request):
+ """
+ "Verify different BGP attributes with default-originate route "
+ """
+ tgen = get_topogen()
+ global BGP_CONVERGENCE
+ global topo
+ # test case name
+ tc_name = request.node.name
+ write_test_header(tc_name)
+ # Don't run this test if we have any failure.
+ if tgen.routers_have_failure():
+ check_router_status(tgen)
+ reset_config_on_routers(tgen)
+
+ if BGP_CONVERGENCE != True:
+ pytest.skip("skipped because of BGP Convergence failure")
+
+ step("Configure IPv4 and IPv6 , EBGP neighbor between R3 and R2")
+ step("Configure IPv4 and IPv6 IBGP neighbor between R3 and R4")
+ r0_local_as = topo['routers']['r0']['bgp']['local_as']
+ r1_local_as = topo['routers']['r1']['bgp']['local_as']
+ r2_local_as = topo['routers']['r2']['bgp']['local_as']
+ r3_local_as = topo['routers']['r3']['bgp']['local_as']
+ r4_local_as = topo['routers']['r4']['bgp']['local_as']
+ input_dict = {
+ "r0": {
+ "bgp": {
+ "local_as": r0_local_as,
+ }
+ },
+ "r1": {
+ "bgp": {
+ "local_as": r1_local_as,
+ }
+ },
+ "r2": {
+ "bgp": {
+ "local_as": r2_local_as,
+ }
+ },
+ "r3": {
+ "bgp": {
+ "local_as": 4000,
+ }
+ },
+ "r4": {
+ "bgp": {
+ "local_as": 4000,
+ }
+ },
+ }
+ result = modify_as_number(tgen, topo, input_dict)
+
+ try:
+ assert result is True
+ except AssertionError:
+ logger.info("Expected behaviour: {}".format(result))
+ logger.info("BGP config is not created because of invalid ASNs")
+ step("After changing the BGP AS Path Verify the BGP Convergence")
+
+ BGP_CONVERGENCE = verify_bgp_convergence(tgen, topo)
+ assert BGP_CONVERGENCE is True, "setup_module :Failed \n Error: {}".format(
+ BGP_CONVERGENCE
+ )
+
+ step(
+ "Configure one IPv4 and one IPv6, Static route on R4 with next-hop as Null0 IPv4 route Sv41, IPv6 route Sv61 "
+ )
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r4": {
+ "static_routes": [
+ {
+ "network": [NETWORK1_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ }
+ ]
+ }
+ }
+ result = create_static_routes(tgen, static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+ step("Verify IPv4 and IPv6 static routes configured on R4 in FIB")
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r4": {
+ "static_routes": [
+ {
+ "network": [NETWORK1_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ }
+ ]
+ }
+ }
+ result = verify_fib_routes(tgen, addr_type, "r4", static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ step(
+ "Configure redistribute static knob on R4 , for R4 to R3 neighbor for IPv4 and IPv6 address family "
+ )
+ redistribute_static = {
+ "r4": {
+ "bgp": {
+ "address_family": {
+ "ipv4": {"unicast": {"redistribute": [{"redist_type": "static"}]}},
+ "ipv6": {"unicast": {"redistribute": [{"redist_type": "static"}]}},
+ }
+ }
+ }
+ }
+ result = create_router_bgp(tgen, topo, redistribute_static)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+
+ step(
+ "Verify After configuring redistribute static , verify route received in BGP table of R3"
+ )
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r3": {
+ "static_routes": [
+ {
+ "network": [NETWORK1_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ }
+ ]
+ }
+ }
+ result = verify_fib_routes(tgen, addr_type, "r3", static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ result = verify_bgp_rib(tgen, addr_type, "r3", static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ NOTE = """Configure 2 IPv4 prefix-list Pv41 Pv42 and and 2 IPv6 prefix-list Pv61 Pv62 on R3 to match BGP IPv4 route Sv41, 200.1.1.1/24 , IPv6 route Sv61 and 200::1/64"""
+ step(NOTE)
+ input_dict_3 = {
+ "r3": {
+ "prefix_lists": {
+ "ipv4": {
+ "Pv41": [
+ {
+ "seqid": "1",
+ "network": NETWORK1_1["ipv4"],
+ "action": "permit",
+ }
+ ],
+ "Pv42": [
+ {"seqid": "1", "network": "200.1.1.1/24", "action": "permit"}
+ ],
+ },
+ "ipv6": {
+ "Pv61": [
+ {
+ "seqid": "1",
+ "network": NETWORK1_1["ipv6"],
+ "action": "permit",
+ }
+ ],
+ "Pv62": [
+ {"seqid": " 1", "network": "200::1/64", "action": "permit"}
+ ],
+ },
+ }
+ }
+ }
+ result = create_prefix_lists(tgen, input_dict_3)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+
+ step("verify IPv4 and IPv6 Prefix list got configured on R3")
+ input_dict = {"r3": {"prefix_lists": ["Pv41", "Pv61", "Pv42", "Pv62"]}}
+ result = verify_prefix_lists(tgen, input_dict)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+
+ step(
+ "Configure 2 sequence of route-map for IPv4 seq1 permit Pv41 and seq2 permit Pv42 and for IPv6 seq1 permit Pv61 , seq2 permit Pv62 on R3"
+ )
+ input_dict_3 = {
+ "r3": {
+ "route_maps": {
+ "RMv4": [
+ {
+ "action": "permit",
+ "seq_id": "1",
+ "match": {"ipv4": {"prefix_lists": "Pv41"}},
+ },
+ {
+ "action": "permit",
+ "seq_id": "2",
+ "match": {"ipv4": {"prefix_lists": "Pv42"}},
+ },
+ ],
+ "RMv6": [
+ {
+ "action": "permit",
+ "seq_id": "1",
+ "match": {"ipv6": {"prefix_lists": "Pv61"}},
+ },
+ {
+ "action": "permit",
+ "seq_id": "2",
+ "match": {"ipv6": {"prefix_lists": "Pv62"}},
+ },
+ ],
+ }
+ }
+ }
+ result = create_route_maps(tgen, input_dict_3)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+
+ step(
+ "Apply on route-map seq1 set as-path prepend to 200 and route-map seq2 set as-path prepend to 300 for IPv4 and IPv6 route-map "
+ )
+ route_map = {
+ "r3": {
+ "route_maps": {
+ "RMv4": [
+ {
+ "action": "permit",
+ "seq_id": "1",
+ "set": {
+ "path": {
+ "as_num": "200",
+ "as_action": "prepend",
+ }
+ }
+
+ },
+ {
+ "action": "permit",
+ "seq_id": "2",
+ "set": {
+ "path": {
+ "as_num": "300",
+ "as_action": "prepend",
+ }
+ }
+ },
+ ],
+ "RMv6": [
+ {
+ "action": "permit",
+ "seq_id": "1",
+ "set": {
+ "path": {
+ "as_num": "200",
+ "as_action": "prepend",
+ }
+ }
+ },
+ {
+ "action": "permit",
+ "seq_id": "2",
+ "set": {
+ "path": {
+ "as_num": "300",
+ "as_action": "prepend",
+ }
+ }
+ },
+ ],
+ }
+ }
+ }
+
+ result = create_route_maps(tgen, route_map)
+ assert result is True, "Test case {} : Failed \n Error: {}".format(tc_name, result)
+
+ step(
+ " Configure default-originate with IPv4 and IPv6 route-map on R3 for R3-R2 IPv4 and IPv6 BGP neighbor"
+ )
+
+ local_as = get_dut_as_number(tgen, dut="r3")
+ default_originate_config = {
+ "r3": {
+ "bgp": {
+ "local_as": local_as,
+ "address_family": {
+ "ipv4": {
+ "unicast": {"default_originate": {"r2": {"route_map": "RMv4"}}}
+ },
+ "ipv6": {
+ "unicast": {"default_originate": {"r2": {"route_map": "RMv6"}}}
+ },
+ },
+ }
+ }
+ }
+ result = create_router_bgp(tgen, topo, default_originate_config)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+
+ step(
+ "Verify IPv4 and IPv6 default route received on R2 with both the AS path on R2"
+ )
+ DEFAULT_ROUTES = {"ipv4": "0.0.0.0/0", "ipv6": "0::0/0"}
+
+ result = verify_rib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_R3,
+ metric=0,
+ expected_aspath="4000 200",
+ )
+
+ step(
+ "Modify AS prepend path adding one more value 500 in route-map sequence 1 and 600 for route-map sequence 2 for IPv4 and IPv6 route-map"
+ )
+ route_map = {
+ "r3": {
+ "route_maps": {
+ "RMv4": [
+ {
+ "action": "permit",
+ "seq_id": "1",
+ "set": {
+ "path": {
+ "as_num": "500",
+ "as_action": "prepend",
+ }
+ }
+
+ },
+ {
+ "action": "permit",
+ "seq_id": "2",
+ "set": {
+ "path": {
+ "as_num": "600",
+ "as_action": "prepend",
+ }
+ }
+ },
+ ],
+ "RMv6": [
+ {
+ "action": "permit",
+ "seq_id": "1",
+ "set": {
+ "path": {
+ "as_num": "500",
+ "as_action": "prepend",
+ }
+ }
+ },
+ {
+ "action": "permit",
+ "seq_id": "2",
+ "set": {
+ "path": {
+ "as_num": "600",
+ "as_action": "prepend",
+ }
+ }
+ },
+ ],
+ }
+ }
+ }
+
+ result = create_route_maps(tgen, route_map)
+ assert result is True, "Test case {} : Failed \n Error: {}".format(tc_name, result)
+ assert result is True, "Testcase {} : Failed Error: {}".format(tc_name, result)
+
+
+ step("As path 500 added to IPv4 and IPv6 default -originate route received on R2")
+ result = verify_rib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_R3,
+ metric=0,
+ expected_aspath="4000 500",
+ )
+ assert result is True, "Testcase {} : Failed Error: {}".format(tc_name, result)
+
+ step(
+ "Apply on route-map seq1 set metric value to 70 and route-map seq2 set metric 80 IPv4 and IPv6 route-map"
+ )
+ route_map = {
+ "r3": {
+ "route_maps": {
+ "RMv4": [
+ {
+ "action": "permit",
+ "seq_id": "1",
+ "set": {
+ "metric": 70,
+ },
+ },
+ {
+ "action": "permit",
+ "seq_id": "2",
+ "set": {
+ "metric": 80,
+ },
+ },
+ ],
+ "RMv6": [
+ {
+ "action": "permit",
+ "seq_id": "1",
+ "set": {
+ "metric": 70,
+ },
+ },
+ {
+ "action": "permit",
+ "seq_id": "2",
+ "set": {
+ "metric": 80,
+ },
+ },
+ ],
+ }
+ }
+ }
+
+ result = create_route_maps(tgen, route_map)
+ assert result is True, "Test case {} : Failed \n Error: {}".format(tc_name, result)
+
+ step(
+ "Verify Configured metric value received on R2 along with as-path for IPv4 and IPv6 default routes "
+ )
+
+
+ DEFAULT_ROUTES = {"ipv4": "0.0.0.0/0", "ipv6": "::/0"}
+ result = verify_rib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_R3,
+ metric=70,
+ expected_aspath="4000 500",
+ )
+
+
+ step(
+ "Modify route-map seq1 configure metric 50 and route-map seq2 configure metric 100 IPv4 and IPv6 route-map "
+ )
+ route_map = {
+ "r3": {
+ "route_maps": {
+ "RMv4": [
+ {
+ "action": "permit",
+ "seq_id": "1",
+ "set": {
+ "metric": 50,
+ },
+ },
+ {
+ "action": "permit",
+ "seq_id": "2",
+ "set": {
+ "metric": 100,
+ },
+ },
+ ],
+ "RMv6": [
+ {
+ "action": "permit",
+ "seq_id": "1",
+ "set": {
+ "metric": 50,
+ },
+ },
+ {
+ "action": "permit",
+ "seq_id": "2",
+ "set": {
+ "metric": 100,
+ },
+ },
+ ],
+ }
+ }
+ }
+
+ result = create_route_maps(tgen, route_map)
+ assert result is True, "Test case {} : Failed \n Error: {}".format(tc_name, result)
+
+ step(
+ "Verify Configured metric value received on R2 along with as-path for IPv4 and IPv6 default routes "
+ )
+
+
+ result = verify_rib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_R3,
+ metric=50,
+ expected_aspath="4000 500",
+ )
+ assert result is True, "Testcase {} : Failed Error: {}".format(tc_name, result)
+
+ step("Delete AS-prepend from IP4 and IPv6 route-map configured on R3 ")
+ route_map = {
+ "r3": {
+ "route_maps": {
+ "RMv4": [
+ {
+ "action": "permit",
+ "seq_id": "1",
+
+ "set": {
+ "path": {
+ "as_num": "500",
+ "as_action": "prepend",
+ "delete": True,
+ },
+ "delete": True,
+ },
+ },
+ {
+ "action": "permit",
+ "seq_id": "2",
+ "set": {
+ "path": {
+ "as_num": "600",
+ "as_action": "prepend",
+ "delete": True,
+ },
+ "delete": True,
+ },
+ },
+ ],
+ "RMv6": [
+ {
+ "action": "permit",
+ "seq_id": "1",
+ "set": {
+ "path": {
+ "as_num": "500",
+ "as_action": "prepend",
+ "delete": True,
+ },
+ "delete": True,
+ },
+ },
+ {
+ "action": "permit",
+ "seq_id": "2",
+ "set": {
+ "path": {
+ "as_num": "600",
+ "as_action": "prepend",
+ "delete": True,
+ },
+ "delete": True,
+ },
+ },
+ ],
+ }
+ }
+ }
+
+ result = create_route_maps(tgen, route_map)
+ assert result is True, "Test case {} : Failed \n Error: {}".format(tc_name, result)
+
+ step(
+ "Verify AS-prepend is deleted from default originate route and metric value only present on R2 for IPv4 and IPv6 default routes "
+ )
+
+
+
+
+ result = verify_rib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_R3,
+ metric=50,
+ expected_aspath="4000",
+ )
+ assert result is True, "Testcase {} : Failed Error: {}".format(tc_name, result)
+
+
+ step("Delete metric value from IP4 and IPv6 route-map configured on R3 ")
+ route_map = {
+ "r3": {
+ "route_maps": {
+ "RMv4": [
+ {
+ "action": "permit",
+ "seq_id": "1",
+ "set": {"metric": 50, "delete": True},
+ },
+ {
+ "action": "permit",
+ "seq_id": "2",
+ "set": {"metric": 100, "delete": True},
+ },
+ ],
+ "RMv6": [
+ {
+ "action": "permit",
+ "seq_id": "1",
+ "set": {"metric": 50, "delete": True},
+ },
+ {
+ "action": "permit",
+ "seq_id": "2",
+ "set": {"metric": 100, "delete": True},
+ },
+ ],
+ }
+ }
+ }
+
+ result = create_route_maps(tgen, route_map)
+ assert result is True, "Test case {} : Failed \n Error: {}".format(tc_name, result)
+
+ step(
+ "Verify Metric value deleted from IPv4 and IPv6 default route on R2 ,verify default routes "
+ )
+
+
+
+ result = verify_rib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_R3,
+ metric=0,
+ expected_aspath="4000",
+ )
+
+ assert result is True, "Testcase {} : Failed Error: {}".format(tc_name, result)
+ step("Change IPv4 and IPv6 , EBGP to IBGP neighbor between R3 and R2")
+ step("Change IPv4 and IPv6 IBGP to EBGP neighbor between R3 and R4")
+ r0_local_as = topo['routers']['r0']['bgp']['local_as']
+ r1_local_as = topo['routers']['r1']['bgp']['local_as']
+ r2_local_as = topo['routers']['r2']['bgp']['local_as']
+ r3_local_as = topo['routers']['r3']['bgp']['local_as']
+ r4_local_as = topo['routers']['r4']['bgp']['local_as']
+ input_dict = {
+ "r0": {
+ "bgp": {
+ "local_as": r0_local_as,
+ }
+ },
+ "r1": {
+ "bgp": {
+ "local_as": r1_local_as,
+ }
+ },
+
+ "r2": {
+ "bgp": {
+ "local_as": 1111,
+ }
+ },
+ "r3": {
+ "bgp": {
+ "local_as": 1111,
+ }
+ },
+ "r4": {
+ "bgp": {
+ "local_as": 5555,
+ }
+ },
+ }
+ result = modify_as_number(tgen, topo, input_dict)
+ try:
+ assert result is True
+ except AssertionError:
+ logger.info("Expected behaviour: {}".format(result))
+ logger.info("BGP config is not created because of invalid ASNs")
+ step("After changing the BGP AS Path Verify the BGP Convergence")
+ BGP_CONVERGENCE = verify_bgp_convergence(tgen, topo)
+ assert BGP_CONVERGENCE is True, "setup_module :Failed \n Error: {}".format(
+ BGP_CONVERGENCE
+ )
+ step(
+ "Configure one IPv4 and one IPv6, Static route on R4 with next-hop as Null0 IPv4 route Sv41, IPv6 route Sv61 "
+ )
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r4": {
+ "static_routes": [
+ {
+ "network": [NETWORK1_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ }
+ ]
+ }
+ }
+ result = create_static_routes(tgen, static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+ step("Verify IPv4 and IPv6 static routes configured on R4 in FIB")
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r4": {
+ "static_routes": [
+ {
+ "network": [NETWORK1_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ }
+ ]
+ }
+ }
+ result = verify_fib_routes(tgen, addr_type, "r4", static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ step(
+ "Configure redistribute static knob on R4 , for R4 to R3 neighbor for IPv4 and IPv6 address family "
+ )
+ redistribute_static = {
+ "r4": {
+ "bgp": {
+ "address_family": {
+ "ipv4": {"unicast": {"redistribute": [{"redist_type": "static"}]}},
+ "ipv6": {"unicast": {"redistribute": [{"redist_type": "static"}]}},
+ }
+ }
+ }
+ }
+ result = create_router_bgp(tgen, topo, redistribute_static)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+
+ step(
+ "Verify After configuring redistribute static , verify route received in BGP table of R3"
+ )
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r3": {
+ "static_routes": [
+ {
+ "network": [NETWORK1_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ }
+ ]
+ }
+ }
+ result = verify_fib_routes(tgen, addr_type, "r3", static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ result = verify_bgp_rib(tgen, addr_type, "r3", static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+ step(
+ " Configure default-originate with IPv4 and IPv6 route-map on R3 for R3-R2 IPv4 and IPv6 BGP neighbor"
+ )
+ local_as = get_dut_as_number(tgen, dut="r3")
+ default_originate_config = {
+ "r3": {
+ "bgp": {
+ "local_as": local_as,
+ "address_family": {
+ "ipv4": {
+ "unicast": {"default_originate": {"r2": {"route_map": "RMv4"}}}
+ },
+ "ipv6": {
+ "unicast": {"default_originate": {"r2": {"route_map": "RMv6"}}}
+ },
+ },
+ }
+ }
+ }
+ result = create_router_bgp(tgen, topo, default_originate_config)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+
+ step(
+ "Verify IPv4 and IPv6 default route received on R2 with both the AS path on R2"
+ )
+ DEFAULT_ROUTES = {"ipv4": "0.0.0.0/0", "ipv6": "0::0/0"}
+ result = verify_rib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_R3,
+ )
+ assert result is True, "Testcase {} : Failed Error: {}".format(tc_name, result)
+
+ step(
+ "Configure local -preference to 50 on IPv4 and IPv6 route map seq1 and 60 on seq2"
+ )
+ route_map = {
+ "r3": {
+ "route_maps": {
+ "RMv4": [
+ {
+ "action": "permit",
+ "seq_id": "1",
+ "set": {
+ "locPrf": 50,
+ },
+ },
+ {
+ "action": "permit",
+ "seq_id": "2",
+ "set": {
+ "locPrf": 60,
+ },
+ },
+ ],
+ "RMv6": [
+ {
+ "action": "permit",
+ "seq_id": "1",
+ "set": {
+ "locPrf": 50,
+ },
+ },
+ {
+ "action": "permit",
+ "seq_id": "2",
+ "set": {
+ "locPrf": 60,
+ },
+ },
+ ],
+ }
+ }
+ }
+
+ result = create_route_maps(tgen, route_map)
+ assert result is True, "Test case {} : Failed \n Error: {}".format(tc_name, result)
+
+ step(
+ "Verify Configured metric value received on R2 along with as-path for IPv4 and IPv6 default routes "
+ )
+
+
+
+ result = verify_rib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_R3,
+ locPrf=50,
+ )
+
+
+ assert result is True, "Testcase {} : Failed Error: {}".format(tc_name, result)
+
+ step(
+ "Modify local preference value to 150 on IPv4 and IPv6 route map seq1 and 160 on seq2"
+ )
+ route_map = {
+ "r3": {
+ "route_maps": {
+ "RMv4": [
+ {
+ "action": "permit",
+ "seq_id": "1",
+ "set": {
+ "locPrf": 150,
+ },
+ },
+ {
+ "action": "permit",
+ "seq_id": "2",
+ "set": {
+ "locPrf": 160,
+ },
+ },
+ ],
+ "RMv6": [
+ {
+ "action": "permit",
+ "seq_id": "1",
+ "set": {
+ "locPrf": 150,
+ },
+ },
+ {
+ "action": "permit",
+ "seq_id": "2",
+ "set": {
+ "locPrf": 160,
+ },
+ },
+ ],
+ }
+ }
+ }
+
+ result = create_route_maps(tgen, route_map)
+ assert result is True, "Test case {} : Failed \n Error: {}".format(tc_name, result)
+
+ step(
+ "Verify Modified local-preference value received on R2 for IPv4 and IPv6 default routes "
+ )
+
+
+
+
+ DEFAULT_ROUTES = {"ipv4": "0.0.0.0/0", "ipv6": "::/0"}
+ result = verify_rib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_R3,
+ locPrf=150,
+ )
+
+ assert result is True, "Testcase {} : Failed Error: {}".format(tc_name, result)
+ # updating the topology with the updated AS-Number to avoid conflict in con configuring the AS
+ updated_topo = topo
+ updated_topo['routers']['r0']['bgp']['local_as']=get_dut_as_number(tgen,"r0")
+ updated_topo['routers']['r1']['bgp']['local_as']=get_dut_as_number(tgen,"r1")
+ updated_topo['routers']['r2']['bgp']['local_as']=get_dut_as_number(tgen,"r2")
+ updated_topo['routers']['r3']['bgp']['local_as']=get_dut_as_number(tgen,"r3")
+ updated_topo['routers']['r4']['bgp']['local_as']=get_dut_as_number(tgen,"r4")
+
+ step("Shut IPv4/IPv6 BGP neighbor from R4 ( R4-R3) using 'neighbor x.x.x.x shut' command ")
+ local_as = get_dut_as_number(tgen, dut="r4")
+ shut_neighbor = {
+ "r4": {
+ "bgp": {
+ "local_as": local_as,
+ "address_family": {
+ "ipv4": {
+ "unicast": {
+ "neighbor": {
+ "r3": {
+ "dest_link": {
+ "r4": {"shutdown":True}
+ }
+ }
+ }
+ }
+ },
+ "ipv6": {
+ "unicast": {
+ "neighbor": {
+ "r3": {
+ "dest_link": {
+ "r4": {"shutdown":True}
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+ result = create_router_bgp(tgen, updated_topo, shut_neighbor)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+
+ interface = topo['routers']['r3']['links']['r4']['interface']
+ input_dict = {
+ "r1": {
+ "interface_list": [interface],
+ "status": "down"
+ }
+ }
+
+ result = interface_status(tgen, topo, input_dict)
+ assert result is True, "Testcase {} : Shut down the interface failed ! \n Error: {}".format(tc_name, result)
+
+ step("After shutting the interface verify the BGP convergence")
+ result = verify_bgp_convergence(tgen,topo,expected=False)
+ assert result is not True, "Testcase {} : Failed \n After shutting Down BGP convergence should Fail and return False \n Error: {}".format(tc_name, result)
+
+ step("verify default route deleted from R2 ")
+ result = verify_rib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_R3,
+ expected=False)
+ assert result is not True, "Testcase {} : Failed \n Error: After Shut down interface the default route is NOT expected but found in RIB -> {}".format( tc_name, result)
+
+ result = verify_fib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_R3,
+ expected=False)
+ assert result is not True, "Testcase {} : Failed \n Error: After Shut down interface the default route is NOT expected but found in FIB -> {}".format( tc_name, result)
+
+
+ step("no Shut IPv4/IPv6 BGP neighbor from R4 ( R4-R3) using 'neighbor x.x.x.x shut' command ")
+ local_as = get_dut_as_number(tgen, dut="r4")
+ shut_neighbor = {
+ "r4": {
+ "bgp": {
+ "local_as": local_as,
+ "address_family": {
+ "ipv4": {
+ "unicast": {
+ "neighbor": {
+ "r3": {
+ "dest_link": {
+ "r4": {"shutdown":False}
+ }
+ }
+ }
+ }
+ },
+ "ipv6": {
+ "unicast": {
+ "neighbor": {
+ "r3": {
+ "dest_link": {
+ "r4": {"shutdown":False}
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+ result = create_router_bgp(tgen, updated_topo, shut_neighbor)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+
+ interface = topo['routers']['r3']['links']['r4']['interface']
+ input_dict = {
+ "r1": {
+ "interface_list": [interface],
+ "status": "up"
+ }
+ }
+
+ result = interface_status(tgen, topo, input_dict)
+ assert result is True, "Testcase {} : Bring up interface failed ! \n Error: {}".format(tc_name, result)
+
+ step("After no shutting the interface verify the BGP convergence")
+ result = verify_bgp_convergence(tgen,topo,expected=True)
+ assert result is True, "Testcase {} : Failed \n After shutting Down BGP convergence should Fail and return False \n Error: {}".format(tc_name, result)
+
+ step("After no shut neighbor , verify default route relearn on R2")
+ result = verify_rib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_R3,
+ expected=True)
+ assert result is True, "Testcase {} : Failed \n Error: After no Shut down interface the default route is expected but found in RIB -> {}".format( tc_name, result)
+
+ result = verify_fib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_R3,
+ expected=True)
+ assert result is True, "Testcase {} : Failed \n Error: After Shut down interface the default route is expected but found in FIB -> {}".format( tc_name, result)
+
+
+
+ step("Remove IPv4/IPv6 static route configure on R4")
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r4": {
+ "static_routes": [
+ {
+ "network": [NETWORK1_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ "delete": True
+ }
+ ]
+ }
+ }
+ result = create_static_routes(tgen, static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+ step("Verify IPv4 and IPv6 static routes removed on R4 in FIB")
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r4": {
+ "static_routes": [
+ {
+ "network": [NETWORK1_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ }
+ ]
+ }
+ }
+ result = verify_fib_routes(tgen, addr_type, "r4", static_routes_input, expected=False)
+ assert result is not True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+ result = verify_bgp_rib(tgen, addr_type, "r4", static_routes_input, expected=False)
+ assert result is not True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ step("After removing static route , verify default route removed on R2")
+ result = verify_rib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_R3,
+ expected= False)
+ assert result is not True, "Testcase {} : Failed \n Error: After removing static the default route is NOT expected but found in RIB -> {}".format( tc_name, result)
+
+ result = verify_fib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_R3,
+ expected= False)
+ assert result is not True, "Testcase {} : Failed \n Error: After removing static the default route is NOT expected but found in FIB -> {}".format( tc_name, result)
+
+
+ step("Configuring the static route back in r4")
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r4": {
+ "static_routes": [
+ {
+ "network": [NETWORK1_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ }
+ ]
+ }
+ }
+ result = create_static_routes(tgen, static_routes_input)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+ step("Verify IPv4 and IPv6 static routes configured on R4 in FIB")
+ for addr_type in ADDR_TYPES:
+ static_routes_input = {
+ "r4": {
+ "static_routes": [
+ {
+ "network": [NETWORK1_1[addr_type]],
+ "next_hop": NEXT_HOP_IP[addr_type],
+ }
+ ]
+ }
+ }
+ result = verify_fib_routes(tgen, addr_type, "r4", static_routes_input, expected=True)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+ result = verify_bgp_rib(tgen, addr_type, "r4", static_routes_input, expected=True)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, result
+ )
+
+ step("After adding static route back , verify default route learned on R2")
+ result = verify_rib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_R3,
+ expected= True)
+ assert result is True, "Testcase {} : Failed \n Error: After removing static the default route is expected but found in RIB -> {}".format( tc_name, result)
+
+ result = verify_fib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_R3,
+ expected= True)
+ assert result is True, "Testcase {} : Failed \n Error: After removing static the default route is expected but found in FIB -> {}".format( tc_name, result)
+
+ step("Deactivate IPv4 and IPv6 neighbor configured from R4 ( R4-R3)")
+
+ configure_bgp_on_r1 = {
+ "r4": {
+ "bgp": {
+ "address_family": {
+ "ipv4": {
+ "unicast": {
+ "neighbor": {
+ "r3": {"dest_link": {"r4": {"deactivate": "ipv4"}}}
+ }
+ },
+
+ },"ipv6": {
+ "unicast": {
+ "neighbor": {
+ "r3": {"dest_link": {"r4": {"deactivate": "ipv6"}}}
+ }
+ },
+
+ }
+ }
+ }
+ }
+ }
+ result = create_router_bgp(tgen, updated_topo, configure_bgp_on_r1)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+
+ step("After deactivating the BGP neighbor , verify default route removed on R2")
+ result = verify_rib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_R3,
+ expected= False)
+ assert result is not True, "Testcase {} : Failed \n Error: After Deactivating the BGP neighbor the default route is NOT expected but found in RIB -> {}".format( tc_name, result)
+
+ result = verify_fib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_R3,
+ expected= False)
+ assert result is not True, "Testcase {} : Failed \n Error: After Deactivating the BGP neighbor the default route is NOT expected but found in FIB -> {}".format( tc_name, result)
+
+ step("Activate IPv4 and IPv6 neighbor configured from R4 ( R4-R3)")
+
+ configure_bgp_on_r1 = {
+ "r4": {
+ "bgp": {
+ "address_family": {
+ "ipv4": {
+ "unicast": {
+ "neighbor": {
+ "r3": {"dest_link": {"r4": {"activate": "ipv4"}}}
+ }
+ },
+
+ },"ipv6": {
+ "unicast": {
+ "neighbor": {
+ "r3": {"dest_link": {"r4": {"activate": "ipv6"}}}
+ }
+ },
+
+ }
+ }
+ }
+ }
+ }
+ result = create_router_bgp(tgen, updated_topo, configure_bgp_on_r1)
+ assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
+
+ step("Verify bgp convergence.")
+ bgp_convergence = verify_bgp_convergence(tgen, updated_topo)
+ assert bgp_convergence is True, "Testcase {} : Failed \n Error: {}".format(
+ tc_name, bgp_convergence
+ )
+ step("After Activating the BGP neighbor , verify default route learned on R2")
+ result = verify_rib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_R3,
+ expected= True)
+ assert result is True, "Testcase {} : Failed \n Error: After Deactivating the BGP neighbor the default route is expected but found in RIB -> {}".format( tc_name, result)
+
+ result = verify_fib_default_route(
+ tgen,
+ topo,
+ dut="r2",
+ routes=DEFAULT_ROUTES,
+ expected_nexthop=DEFAULT_ROUTE_NXT_HOP_R3,
+ expected= True)
+ assert result is True, "Testcase {} : Failed \n Error: After Deactivating the BGP neighbor the default route is expected but found in FIB -> {}".format( tc_name, result)
+ write_test_footer(tc_name)
+
+if __name__ == "__main__":
+ args = ["-s"] + sys.argv[1:]
+ sys.exit(pytest.main(args))
generated by cgit v1.2.3 (git 2.39.1) at 2024-08-14 09:58:57 +0000