tests: Add bgp local asn test suite

Adding test to verify functionality
of local asn bgp feature.

Signed-off-by: Kuldeep Kashyap <kashyapk@vmware.com>
This commit is contained in:
Kuldeep Kashyap 2022-09-27 08:55:28 +05:30
parent 7c7db42f46
commit a65b1a7573
12 changed files with 8225 additions and 0 deletions

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{
"address_types": ["ipv4", "ipv6"],
"ipv4base": "10.0.0.0",
"ipv4mask": 30,
"ipv6base": "fd00::",
"ipv6mask": 64,
"link_ip_start": {"ipv4": "10.0.0.0", "v4mask": 30, "ipv6": "fd00::", "v6mask": 64},
"lo_prefix": {"ipv4": "1.0.", "v4mask": 32, "ipv6": "2001:db8:f::", "v6mask": 128},
"routers": {
"r1": {
"links": {
"lo": {"ipv4": "auto", "ipv6": "auto", "type": "loopback"},
"r3": {"ipv4": "auto", "ipv6": "auto"}
},
"bgp": {
"local_as": "100",
"address_family": {
"ipv4": {
"unicast": {
"redistribute": [
{"redist_type": "static"}
],
"neighbor": {
"r3": {"dest_link": {"r1": {}}}
}
}
},
"ipv6": {
"unicast": {
"redistribute": [
{"redist_type": "static"}
],
"neighbor": {
"r3": {"dest_link": {"r1": {}}}
}
}
}
}
},
"static_routes":[
{
"network":"10.1.1.0/32",
"next_hop":"Null0"
},
{
"network":"10:1::1:0/128",
"next_hop":"Null0"
}]
},
"r2": {
"links": {
"lo": {"ipv4": "auto", "ipv6": "auto", "type": "loopback"},
"r3": {"ipv4": "auto", "ipv6": "auto"}
},
"bgp": {
"local_as": "200",
"address_family": {
"ipv4": {
"unicast": {
"redistribute": [
{"redist_type": "static"}
],
"neighbor": {
"r3": {"dest_link": {"r2": {}}}
}
}
},
"ipv6": {
"unicast": {
"redistribute": [
{"redist_type": "static"}
],
"neighbor": {
"r3": {"dest_link": {"r2": {}}}
}
}
}
}
},
"static_routes":[
{
"network":"10.1.2.0/32",
"next_hop":"Null0"
},
{
"network":"10:1::2:0/128",
"next_hop":"Null0"
}]
},
"r3": {
"links": {
"lo": {"ipv4": "auto", "ipv6": "auto", "type": "loopback"},
"r1": {"ipv4": "auto", "ipv6": "auto"},
"r2": {"ipv4": "auto", "ipv6": "auto"},
"r4": {"ipv4": "auto", "ipv6": "auto"}
},
"bgp": {
"local_as": "300",
"address_family": {
"ipv4": {
"unicast": {
"neighbor": {
"r1": {"dest_link": {"r3": {}}},
"r2": {"dest_link": {"r3": {}}},
"r4": {"dest_link": {"r3": {}}}
}
}
},
"ipv6": {
"unicast": {
"neighbor": {
"r1": {"dest_link": {"r3": {}}},
"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": "400",
"address_family": {
"ipv4": {
"unicast": {
"neighbor": {
"r3": {"dest_link": {"r4": {}}}
}
}
},
"ipv6": {
"unicast": {
"neighbor": {
"r3": {"dest_link": {"r4": {}}}
}
}
}
}
}
}
}
}

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@ -0,0 +1,317 @@
{
"address_types": [
"ipv4",
"ipv6"
],
"ipv4base": "10.0.0.0",
"ipv4mask": 24,
"ipv6base": "fd00::",
"ipv6mask": 64,
"link_ip_start": {
"ipv4": "10.0.0.0",
"v4mask": 24,
"ipv6": "fd00::",
"v6mask": 64
},
"lo_prefix": {
"ipv4": "1.0.",
"v4mask": 32,
"ipv6": "2001:DB8:F::",
"v6mask": 128
},
"routers": {
"r1": {
"links": {
"lo": {
"ipv4": "auto",
"ipv6": "auto",
"type": "loopback"
},
"r2-link1": {
"ipv4": "auto",
"ipv6": "auto"
}
},
"bgp": [{
"local_as": "100",
"address_family": {
"ipv4": {
"unicast": {
"redistribute": [
{"redist_type": "static"}
],
"neighbor": {
"r2": {
"dest_link": {
"r1-link1": {}
}
}
}
}
},
"ipv6": {
"unicast": {
"redistribute": [
{"redist_type": "static"}
],
"neighbor": {
"r2": {
"dest_link": {
"r1-link1": {}
}
}
}
}
}
}
}
],
"static_routes":[
{
"network":"10.0.0.1/32",
"next_hop":"Null0"
},
{
"network":"10::1/128",
"next_hop":"Null0"
}
]
},
"r2": {
"links": {
"lo": {
"ipv4": "auto",
"ipv6": "auto",
"type": "loopback"
},
"r1-link1": {
"ipv4": "auto",
"ipv6": "auto"
},
"r3-link1": {
"ipv4": "auto",
"ipv6": "auto"
}
},
"bgp": [{
"local_as": "200",
"address_family": {
"ipv4": {
"unicast": {
"neighbor": {
"r1": {
"dest_link": {
"r2-link1": {}
}
},
"r3": {
"dest_link": {
"r2-link1": {}
}
}
}
}
},
"ipv6": {
"unicast": {
"neighbor": {
"r1": {
"dest_link": {
"r2-link1": {}
}
},
"r3": {
"dest_link": {
"r2-link1": {}
}
}
}
}
}
}
}
]
},
"r3": {
"links": {
"lo": {
"ipv4": "auto",
"ipv6": "auto",
"type": "loopback"
},
"r2-link1": {
"ipv4": "auto",
"ipv6": "auto"
},
"r4-link1": {
"ipv4": "auto",
"ipv6": "auto"
},
"r4-link2": {
"ipv4": "auto",
"ipv6": "auto"
},
"r4-link3": {
"ipv4": "auto",
"ipv6": "auto"
},
"r4-link4": {
"ipv4": "auto",
"ipv6": "auto"
},
"r4-link5": {
"ipv4": "auto",
"ipv6": "auto"
},
"r4-link6": {
"ipv4": "auto",
"ipv6": "auto"
},
"r4-link7": {
"ipv4": "auto",
"ipv6": "auto"
},
"r4-link8": {
"ipv4": "auto",
"ipv6": "auto"
}
},
"bgp": [{
"local_as": "300",
"address_family": {
"ipv4": {
"unicast": {
"neighbor": {
"r2": {
"dest_link": {
"r3-link1": {}
}
},
"r4": {
"dest_link": {
"r3-link1": {},
"r3-link2": {},
"r3-link3": {},
"r3-link4": {},
"r3-link5": {},
"r3-link6": {},
"r3-link7": {},
"r3-link8": {}
}
}
}
}
},
"ipv6": {
"unicast": {
"neighbor": {
"r2": {
"dest_link": {
"r3-link1": {}
}
},
"r4": {
"dest_link": {
"r3-link1": {},
"r3-link2": {},
"r3-link3": {},
"r3-link4": {},
"r3-link5": {},
"r3-link6": {},
"r3-link7": {},
"r3-link8": {}
}
}
}
}
}
}
}
]
},
"r4": {
"links": {
"lo": {
"ipv4": "auto",
"ipv6": "auto",
"type": "loopback"
},
"r3-link1": {
"ipv4": "auto",
"ipv6": "auto"
},
"r3-link2": {
"ipv4": "auto",
"ipv6": "auto"
},
"r3-link3": {
"ipv4": "auto",
"ipv6": "auto"
},
"r3-link4": {
"ipv4": "auto",
"ipv6": "auto"
},
"r3-link5": {
"ipv4": "auto",
"ipv6": "auto"
},
"r3-link6": {
"ipv4": "auto",
"ipv6": "auto"
},
"r3-link7": {
"ipv4": "auto",
"ipv6": "auto"
},
"r3-link8": {
"ipv4": "auto",
"ipv6": "auto"
}
},
"bgp": [{
"local_as": "400",
"address_family": {
"ipv4": {
"unicast": {
"neighbor": {
"r3": {
"dest_link": {
"r4-link1": {},
"r4-link2": {},
"r4-link3": {},
"r4-link4": {},
"r4-link5": {},
"r4-link6": {},
"r4-link7": {},
"r4-link8": {}
}
}
}
}
},
"ipv6": {
"unicast": {
"neighbor": {
"r3": {
"dest_link": {
"r4-link1": {},
"r4-link2": {},
"r4-link3": {},
"r4-link4": {},
"r4-link5": {},
"r4-link6": {},
"r4-link7": {},
"r4-link8": {}
}
}
}
}
}
}
}
]
}
}
}

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@ -0,0 +1,132 @@
{
"address_types": ["ipv4", "ipv6"],
"ipv4base": "10.0.0.0",
"ipv4mask": 30,
"ipv6base": "fd00::",
"ipv6mask": 64,
"link_ip_start": {"ipv4": "10.0.0.0", "v4mask": 30, "ipv6": "fd00::", "v6mask": 64},
"lo_prefix": {"ipv4": "1.0.", "v4mask": 32, "ipv6": "2001:db8:f::", "v6mask": 128},
"routers": {
"r1": {
"links": {
"lo": {"ipv4": "auto", "ipv6": "auto", "type": "loopback"},
"r2": {"ipv4": "auto", "ipv6": "auto"}
},
"bgp": {
"local_as": "100",
"address_family": {
"ipv4": {
"unicast": {
"redistribute": [
{"redist_type": "static"}
],
"neighbor": {
"r2": {"dest_link": {"r1": {}}}
}
}
},
"ipv6": {
"unicast": {
"redistribute": [
{"redist_type": "static"}
],
"neighbor": {
"r2": {"dest_link": {"r1": {}}}
}
}
}
}
},
"static_routes":[
{
"network":"10.1.1.0/32",
"next_hop":"Null0"
},
{
"network":"10:1::1:0/128",
"next_hop":"Null0"
}]
},
"r2": {
"links": {
"lo": {"ipv4": "auto", "ipv6": "auto", "type": "loopback"},
"r1": {"ipv4": "auto", "ipv6": "auto"},
"r3": {"ipv4": "auto", "ipv6": "auto"}
},
"bgp": {
"local_as": "200",
"address_family": {
"ipv4": {
"unicast": {
"neighbor": {
"r1": {"dest_link": {"r2": {}}},
"r3": {"dest_link": {"r2": {}}}
}
}
},
"ipv6": {
"unicast": {
"neighbor": {
"r1": {"dest_link": {"r2": {}}},
"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": "300",
"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": "400",
"address_family": {
"ipv4": {
"unicast": {
"neighbor": {
"r3": {"dest_link": {"r4": {}}}
}
}
},
"ipv6": {
"unicast": {
"neighbor": {
"r3": {"dest_link": {"r4": {}}}
}
}
}
}
}
}
}
}

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@ -0,0 +1,117 @@
{
"address_types": ["ipv4", "ipv6"],
"ipv4base": "10.0.0.0",
"ipv4mask": 30,
"ipv6base": "fd00::",
"ipv6mask": 64,
"link_ip_start": {"ipv4": "10.0.0.0", "v4mask": 30, "ipv6": "fd00::", "v6mask": 64},
"lo_prefix": {"ipv4": "1.0.", "v4mask": 32, "ipv6": "2001:db8:f::", "v6mask": 128},
"routers": {
"r1": {
"links": {
"lo": {"ipv4": "auto", "ipv6": "auto", "type": "loopback"},
"r2": {"ipv4": "auto", "ipv6": "auto"}
},
"bgp": {
"local_as": "12000100",
"address_family": {
"ipv4": {
"unicast": {
"neighbor": {
"r2": {"dest_link": {"r1": {}}}
}
}
},
"ipv6": {
"unicast": {
"neighbor": {
"r2": {"dest_link": {"r1": {}}}
}
}
}
}
}
},
"r2": {
"links": {
"lo": {"ipv4": "auto", "ipv6": "auto", "type": "loopback"},
"r1": {"ipv4": "auto", "ipv6": "auto"},
"r3": {"ipv4": "auto", "ipv6": "auto"}
},
"bgp": {
"local_as": "12000200",
"address_family": {
"ipv4": {
"unicast": {
"neighbor": {
"r1": {"dest_link": {"r2": {}}},
"r3": {"dest_link": {"r2": {}}}
}
}
},
"ipv6": {
"unicast": {
"neighbor": {
"r1": {"dest_link": {"r2": {}}},
"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": "12000300",
"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": "12000400",
"address_family": {
"ipv4": {
"unicast": {
"neighbor": {
"r3": {"dest_link": {"r4": {}}}
}
}
},
"ipv6": {
"unicast": {
"neighbor": {
"r3": {"dest_link": {"r4": {}}}
}
}
}
}
}
}
}
}

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@ -0,0 +1,152 @@
{
"address_types": ["ipv4", "ipv6"],
"ipv4base": "10.0.0.0",
"ipv4mask": 30,
"ipv6base": "fd00::",
"ipv6mask": 64,
"link_ip_start": {"ipv4": "10.0.0.0", "v4mask": 30, "ipv6": "fd00::", "v6mask": 64},
"lo_prefix": {"ipv4": "1.0.", "v4mask": 32, "ipv6": "2001:db8:f::", "v6mask": 128},
"routers": {
"r2": {
"links": {
"lo": {"ipv4": "auto", "ipv6": "auto", "type": "loopback"},
"r3": {"ipv4": "auto", "ipv6": "auto"}
},
"bgp":[
{
"local_as": "200",
"address_family": {
"ipv4": {
"unicast": {
"redistribute": [
{"redist_type": "static"}
],
"neighbor": {
"r3": {"dest_link": {"r2": {}}}
}
}
},
"ipv6": {
"unicast": {
"redistribute": [
{"redist_type": "static"}
],
"neighbor": {
"r3": {"dest_link": {"r2": {}}}
}
}
}
}
}
],
"static_routes":[
{
"network":"10.0.0.1/32",
"next_hop":"Null0"
},
{
"network":"10::1/128",
"next_hop":"Null0"
}]
},
"r3": {
"links": {
"lo": {"ipv4": "auto", "ipv6": "auto", "type": "loopback"},
"r2": {"ipv4": "auto", "ipv6": "auto"},
"r4": {"ipv4": "auto", "ipv6": "auto","vrf": "BLUE"}
},
"vrfs":[
{
"name": "BLUE",
"id": "1"
}
],
"bgp":
[
{
"local_as": "300",
"address_family": {
"ipv4": {
"unicast": {
"neighbor": {
"r2": {
"dest_link": {"r3": {}}}
}
}
},
"ipv6": {
"unicast": {
"neighbor": {
"r2": {
"dest_link": {"r3": {}}}
}
}
}
}
},
{
"local_as": "300",
"vrf": "BLUE",
"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","vrf": "BLUE"}
},
"vrfs":[
{
"name": "BLUE",
"id": "1"
}
],
"bgp":
[
{
"local_as": "400",
"vrf": "BLUE",
"address_family": {
"ipv4": {
"unicast": {
"neighbor": {
"r3": {
"dest_link": {"r4": {}}}
}
}
},
"ipv6": {
"unicast": {
"neighbor": {
"r3": {
"dest_link": {"r4": {}}}
}
}
}
}
}
]
}
}
}

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@ -0,0 +1,128 @@
{
"address_types": ["ipv4", "ipv6"],
"ipv4base": "10.0.0.0",
"ipv4mask": 30,
"ipv6base": "fd00::",
"ipv6mask": 64,
"link_ip_start": {"ipv4": "10.0.0.0", "v4mask": 30, "ipv6": "fd00::", "v6mask": 64},
"lo_prefix": {"ipv4": "1.0.", "v4mask": 32, "ipv6": "2001:db8:f::", "v6mask": 128},
"routers": {
"r2": {
"links": {
"lo": {"ipv4": "auto", "ipv6": "auto", "type": "loopback"},
"r3": {"ipv4": "auto", "ipv6": "auto","vrf": "RED"}
},
"vrfs":[{"name": "RED","id": "1"}],
"bgp":[
{
"local_as": "200",
"vrf": "RED",
"address_family": {
"ipv4": {
"unicast": {
"neighbor": {
"r3": {"dest_link": {"r2": {}}}
}
}
},
"ipv6": {
"unicast": {
"neighbor": {
"r3": {"dest_link": {"r2": {}}}
}
}
}
}
}
]
},
"r3": {
"links": {
"lo": {"ipv4": "auto", "ipv6": "auto", "type": "loopback"},
"r2": {"ipv4": "auto", "ipv6": "auto","vrf": "RED"},
"r4": {"ipv4": "auto", "ipv6": "auto","vrf": "BLUE"}
},
"vrfs":[{"name": "RED","id": "1"},
{"name": "BLUE","id": "2"}],
"bgp":
[
{
"local_as": "300",
"vrf": "RED",
"address_family": {
"ipv4": {
"unicast": {
"neighbor": {
"r2": {
"dest_link": {"r3": {}}}
}
}
},
"ipv6": {
"unicast": {
"neighbor": {
"r2": {
"dest_link": {"r3": {}}}
}
}
}
}
},
{
"local_as": "300",
"vrf": "BLUE",
"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","vrf": "BLUE"}
},
"vrfs":[{"name": "BLUE","id": "1"}],
"bgp":
[
{
"local_as": "400",
"vrf": "BLUE",
"address_family": {
"ipv4": {
"unicast": {
"neighbor": {
"r3": {
"dest_link": {"r4": {}}}
}
}
},
"ipv6": {
"unicast": {
"neighbor": {
"r3": {
"dest_link": {"r4": {}}}
}
}
}
}
}
]
}
}
}

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@ -0,0 +1,420 @@
#!/usr/bin/env python3
#
# 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.
#
# 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 to test BGP Multi-VRF Dynamic Route Leaking:
1. Verify the BGP Local AS functionality by aggregating routes in between eBGP Peers.
"""
import os
import sys
import time
import pytest
# Save the Current Working Directory to find configuration files.
CWD = os.path.dirname(os.path.realpath(__file__))
sys.path.append(os.path.join(CWD, "../"))
sys.path.append(os.path.join(CWD, "../lib/"))
# pylint: disable=C0413
# Import topogen and topotest helpers
from lib.topogen import Topogen, get_topogen
from lib.topotest import version_cmp
from lib.common_config import (
start_topology,
write_test_header,
write_test_footer,
reset_config_on_routers,
verify_rib,
step,
check_address_types,
check_router_status
)
from lib.topolog import logger
from lib.bgp import (
verify_bgp_convergence,
verify_bgp_rib,
create_router_bgp,
)
from lib.topojson import build_config_from_json
pytestmark = [pytest.mark.bgpd, pytest.mark.staticd]
# Global variables
BGP_CONVERGENCE = False
ADDR_TYPES = check_address_types()
NETWORK_1_1 = {"ipv4": "10.1.1.0/32", "ipv6": "10:1::1:0/128"}
NETWORK_1_2 = {"ipv4": "10.1.2.0/32", "ipv6": "10:1::2:0/128"}
AGGREGATE_NW = {"ipv4": "10.1.0.0/16", "ipv6": "10:1::/96"}
NEXT_HOP_IP = {"ipv4": "Null0", "ipv6": "Null0"}
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_local_asn_agg.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 BGP_CONVERGENCE
global ADDR_TYPES
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
)
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_local_as_agg_in_EBGP_p0(request):
"""
Verify the BGP Local AS functionality by aggregating routes in between eBGP Peers.
"""
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("Base config is done as part of JSON")
step("Configure local-as at R3 towards R4.")
for addr_type in ADDR_TYPES:
for neighbor in ["r2", "r4"]:
input_dict_r3 = {
"r3": {
"bgp": {
"local_as": "300",
"address_family": {
addr_type: {
"unicast": {
"neighbor": {
neighbor: {
"dest_link": {
"r3": {"local_asn": {"local_as": "110"}}
}
}
}
}
}
},
}
}
}
result = create_router_bgp(tgen, topo, input_dict_r3)
assert result is True, "Testcase {} :Failed \n Error: {}".format(
tc_name, result
)
for addr_type in ADDR_TYPES:
for dut, asn, neighbor in zip(["r2", "r4"], ["200", "400"], ["r3", "r3"]):
input_dict_r2_r4 = {
dut: {
"bgp": {
"local_as": asn,
"address_family": {
addr_type: {
"unicast": {
"neighbor": {
neighbor: {
"dest_link": {
dut: {"local_asn": {"remote_as": "110"}}
}
}
}
}
}
},
}
}
}
result = create_router_bgp(tgen, topo, input_dict_r2_r4)
assert result is True, "Testcase {} :Failed \n Error: {}".format(
tc_name, result
)
step("BGP neighborship is verified by following commands in R3 routers")
BGP_CONVERGENCE = verify_bgp_convergence(tgen, topo)
assert BGP_CONVERGENCE is True, "BGP convergence :Failed \n Error: {}".format(
BGP_CONVERGENCE
)
step("Done in base config: Advertise prefix 10.1.1.0/24 from Router-1(AS-100).")
step(
"Done in base config: Advertise an ipv6 prefix 10:1::1:0/120 from Router-1(AS-100)."
)
step("Verify that Static routes are redistributed in BGP process")
for addr_type in ADDR_TYPES:
input_static_verify_r1 = {
"r1": {"static_routes": [{"network": NETWORK_1_1[addr_type]}]}
}
input_static_verify_r2 = {
"r2": {"static_routes": [{"network": NETWORK_1_2[addr_type]}]}
}
result = verify_rib(tgen, addr_type, "r1", input_static_verify_r1)
assert result is True, "Testcase {}: Failed \n Error: {}".format(
tc_name, result
)
result = verify_rib(tgen, addr_type, "r2", input_static_verify_r2)
assert result is True, "Testcase {}: Failed \n Error: {}".format(
tc_name, result
)
step("Configure aggregate-address to summarise all the advertised routes.")
for addr_type in ADDR_TYPES:
route_aggregate = {
"r3": {
"bgp": {
"address_family": {
addr_type: {
"unicast": {
"aggregate_address": [
{
"network": AGGREGATE_NW[addr_type],
"summary": True,
"as_set": True,
}
]
}
}
}
}
}
}
result = create_router_bgp(tgen, topo, route_aggregate)
assert result is True, "Testcase {} :Failed \n Error: {}".format(
tc_name, result
)
step(
"Verify that we see a summarised route on advertising router R3 "
"and receiving router R4 for both AFIs"
)
for addr_type in ADDR_TYPES:
input_static_agg_r1 = {
"r1": {"static_routes": [{"network": AGGREGATE_NW[addr_type]}]}
}
input_static_r1 = {
"r1": {"static_routes": [{"network": [NETWORK_1_1[addr_type]]}]}
}
input_static_r2 = {
"r2": {"static_routes": [{"network": [NETWORK_1_2[addr_type]]}]}
}
for dut in ["r3", "r4"]:
result = verify_rib(tgen, addr_type, dut, input_static_agg_r1)
assert result is True, "Testcase {}: Failed \n Error: {}".format(
tc_name, result
)
for dut, input_routes in zip(["r1", "r2"], [input_static_r1, input_static_r2]):
result = verify_rib(tgen, addr_type, dut, input_routes)
assert result is True, "Testcase {}: Failed \n Error: {}".format(
tc_name, result
)
step(
"Verify that AS-110 is got added in the AS list 110 {100,110,200} by following "
"commands at R3 router."
)
dut = "r3"
aspath = "{100,110,200}"
for addr_type in ADDR_TYPES:
input_static_agg_r1 = {
"r1": {"static_routes": [{"network": AGGREGATE_NW[addr_type]}]}
}
result = verify_bgp_rib(
tgen, addr_type, dut, input_static_agg_r1, aspath=aspath
)
assert result is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, result
)
step("Configure local-as with no-prepend at R3 towards R4 & R2.")
for addr_type in ADDR_TYPES:
for neighbor in ["r2", "r4"]:
input_dict_r3 = {
"r3": {
"bgp": {
"local_as": "300",
"address_family": {
addr_type: {
"unicast": {
"neighbor": {
neighbor: {
"dest_link": {
"r3": {
"local_asn": {
"local_as": "110",
"no_prepend": True,
}
}
}
}
}
}
}
},
}
}
}
result = create_router_bgp(tgen, topo, input_dict_r3)
assert result is True, "Testcase {} :Failed \n Error: {}".format(
tc_name, result
)
step("BGP neighborship is verified by following commands in R3 routers")
BGP_CONVERGENCE = verify_bgp_convergence(tgen, topo)
assert BGP_CONVERGENCE is True, "BGP convergence :Failed \n Error: {}".format(
BGP_CONVERGENCE
)
dut = "r3"
aspath = "{100,200}"
for addr_type in ADDR_TYPES:
input_static_agg_r1 = {
"r1": {"static_routes": [{"network": AGGREGATE_NW[addr_type]}]}
}
result = verify_bgp_rib(
tgen, addr_type, dut, input_static_agg_r1, aspath=aspath
)
assert result is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, result
)
step("Configure local-as with no-prepend and replace-as at R3 towards R4 & R2.")
for addr_type in ADDR_TYPES:
for neighbor in ["r2", "r4"]:
input_dict_r3 = {
"r3": {
"bgp": {
"local_as": "300",
"address_family": {
addr_type: {
"unicast": {
"neighbor": {
neighbor: {
"dest_link": {
"r3": {
"local_asn": {
"local_as": "110",
"no_prepend": True,
"replace_as": True,
}
}
}
}
}
}
}
},
}
}
}
result = create_router_bgp(tgen, topo, input_dict_r3)
assert result is True, "Testcase {} :Failed \n Error: {}".format(
tc_name, result
)
step("BGP neighborship is verified by following commands in R3 routers")
BGP_CONVERGENCE = verify_bgp_convergence(tgen, topo)
assert BGP_CONVERGENCE is True, "BGP convergence :Failed \n Error: {}".format(
BGP_CONVERGENCE
)
dut = "r4"
aspath = "110 {100,200}"
for addr_type in ADDR_TYPES:
input_static_agg_r1 = {
"r1": {"static_routes": [{"network": AGGREGATE_NW[addr_type]}]}
}
result = verify_bgp_rib(
tgen, addr_type, dut, input_static_agg_r1, aspath=aspath
)
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))

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#!/usr/bin/env python3
#
# 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.
#
# 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.
#
#
##########################################################################################################################################
#
# Testcases
#
###########################################################################################################################################
###########################################################################################################################################
#
# 1.10.1.7. Verify the BGP Local AS functionality with ECMP on 8 links by adding no-prepend and replace-as command in between eBGP Peers.
#
#################################################################################################################################################
import os
import sys
import time
import pytest
import platform
# 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/"))
# pylint: disable=C0413
# Import topogen and topotest helpers
from lib.topogen import Topogen, get_topogen
from lib.topotest import version_cmp
from lib.common_config import (
start_topology,
write_test_header,
create_static_routes,
write_test_footer,
reset_config_on_routers,
verify_rib,
step,
check_address_types,
check_router_status,
create_static_routes,
verify_fib_routes,
)
from lib.topolog import logger
from lib.bgp import (
verify_bgp_convergence,
verify_bgp_rib,
create_router_bgp,
)
from lib.topojson import build_config_from_json
pytestmark = [pytest.mark.bgpd, pytest.mark.staticd]
# Global variables
BGP_CONVERGENCE = False
NETWORK = {"ipv4": "10.1.1.0/32", "ipv6": "10:1::1:0/128"}
NEXT_HOP_IP = {"ipv4": "Null0", "ipv6": "Null0"}
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_local_asn_ecmp.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 BGP_CONVERGENCE
global ADDR_TYPES
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
)
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_local_as_in_ecmp_EBGP_p0(request):
"""
Verify the BGP Local AS functionality with ECMP on 8 links by
adding no-prepend and replace-as command in between eBGP Peers.
"""
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("Base config is done as part of JSON")
dut = "r1"
for addr_type in ADDR_TYPES:
# Enable static routes
input_dict_static_route = {
"r1": {
"static_routes": [
{"network": NETWORK[addr_type], "next_hop": NEXT_HOP_IP[addr_type]}
]
}
}
logger.info("Configure static routes")
result = create_static_routes(tgen, input_dict_static_route)
assert result is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, result
)
step("configure redistribute static in Router BGP in R1")
input_dict_static_route_redist = {
"r1": {
"bgp": [
{
"address_family": {
addr_type: {
"unicast": {"redistribute": [{"redist_type": "static"}]}
}
}
}
]
}
}
result = create_router_bgp(tgen, topo, input_dict_static_route_redist)
assert result is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, result
)
step("Verify IPv4 and IPv6 static routes received on R1")
result = verify_rib(tgen, addr_type, "r1", input_dict_static_route)
assert result is True, "Testcase {}: Failed \n Error: {}".format(
tc_name, result
)
result = verify_bgp_rib(tgen, addr_type, "r1", input_dict_static_route)
assert result is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, result
)
result = verify_fib_routes(tgen, addr_type, "r1", input_dict_static_route)
assert result is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, result
)
step("Configure local-as at R3 towards R2.")
for addr_type in ADDR_TYPES:
input_dict_r3_to_r2 = {
"r3": {
"bgp": [
{
"local_as": "300",
"address_family": {
addr_type: {
"unicast": {
"neighbor": {
"r2": {
"dest_link": {
"r3-link1": {
"local_asn": {"local_as": "110"}
}
}
}
}
}
}
},
}
]
}
}
result = create_router_bgp(tgen, topo, input_dict_r3_to_r2)
assert result is True, "Testcase {} :Failed \n Error: {}".format(
tc_name, result
)
step("Configure local-as at R3 towards R4.")
dest_link = {}
for link_no in range(1, 9):
link = "r3-link" + str(link_no)
dest_link[link] = {"local_asn": {"local_as": "110"}}
for addr_type in ADDR_TYPES:
input_dict_r3_to_r4 = {
"r3": {
"bgp": [
{
"local_as": "300",
"address_family": {
addr_type: {
"unicast": {
"neighbor": {"r4": {"dest_link": dest_link}}
}
}
},
}
]
}
}
result = create_router_bgp(tgen, topo, input_dict_r3_to_r4)
assert result is True, "Testcase {} :Failed \n Error: {}".format(
tc_name, result
)
step("Configure remote-as at R2 towards R3.")
for addr_type in ADDR_TYPES:
input_dict_r2_to_r3 = {
"r2": {
"bgp": [
{
"local_as": "200",
"address_family": {
addr_type: {
"unicast": {
"neighbor": {
"r3": {
"dest_link": {
"r2-link1": {
"local_asn": {"remote_as": "110"}
}
}
}
}
}
}
},
}
]
}
}
result = create_router_bgp(tgen, topo, input_dict_r2_to_r3)
assert result is True, "Testcase {} :Failed \n Error: {}".format(
tc_name, result
)
step("Configure remote-as at R4 towards R3.")
dest_link = {}
for link_no in range(1, 9):
link = "r4-link" + str(link_no)
dest_link[link] = {"local_asn": {"remote_as": "110"}}
for addr_type in ADDR_TYPES:
input_dict_r4_to_r3 = {
"r4": {
"bgp": [
{
"local_as": "400",
"address_family": {
addr_type: {
"unicast": {
"neighbor": {"r3": {"dest_link": dest_link}}
}
}
},
}
]
}
}
result = create_router_bgp(tgen, topo, input_dict_r4_to_r3)
assert result is True, "Testcase {} :Failed \n Error: {}".format(
tc_name, result
)
step("BGP neighborship is verified by following commands in R3 routers")
BGP_CONVERGENCE = verify_bgp_convergence(tgen, topo)
assert BGP_CONVERGENCE is True, "BGP convergence :Failed \n Error: {}".format(
BGP_CONVERGENCE
)
step("Verify IPv4 and IPv6 static routes received on R3 & R4")
for addr_type in ADDR_TYPES:
static_routes_input = {
"r1": {
"static_routes": [
{"network": NETWORK[addr_type], "next_hop": NEXT_HOP_IP[addr_type]}
]
}
}
for dut in ["r3", "r4"]:
result = verify_fib_routes(tgen, addr_type, dut, static_routes_input)
assert result is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, result
)
result = verify_bgp_rib(tgen, addr_type, dut, static_routes_input)
assert result is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, result
)
step(
"Verify that AS-110 is got added in the AS list 110 200 100 by following "
" commands at R3 router."
)
dut = "r3"
aspath = "110 200 100"
for addr_type in ADDR_TYPES:
input_static_r1 = {"r1": {"static_routes": [{"network": NETWORK[addr_type]}]}}
result = verify_bgp_rib(tgen, addr_type, dut, input_static_r1, aspath=aspath)
assert result is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, result
)
step("Configure local-as with no-prepend at R3 towards R2.")
for addr_type in ADDR_TYPES:
input_dict_no_prep_r3_to_r2 = {
"r3": {
"bgp": [
{
"local_as": "300",
"address_family": {
addr_type: {
"unicast": {
"neighbor": {
"r2": {
"dest_link": {
"r3-link1": {
"local_asn": {
"local_as": "110",
"no_prepend": True,
}
}
}
}
}
}
}
},
}
]
}
}
result = create_router_bgp(tgen, topo, input_dict_no_prep_r3_to_r2)
assert result is True, "Testcase {} :Failed \n Error: {}".format(
tc_name, result
)
step("Configure local-as with no-prepend at R3 towards R4.")
dest_link = {}
for link_no in range(1, 9):
link = "r3-link" + str(link_no)
dest_link[link] = {"local_asn": {"local_as": "110"}}
for addr_type in ADDR_TYPES:
input_dict_no_prep_r3_to_r4 = {
"r3": {
"bgp": [
{
"local_as": "300",
"address_family": {
addr_type: {
"unicast": {
"neighbor": {"r4": {"dest_link": dest_link}}
}
}
},
}
]
}
}
result = create_router_bgp(tgen, topo, input_dict_no_prep_r3_to_r4)
assert result is True, "Testcase {} :Failed \n Error: {}".format(
tc_name, result
)
step("BGP neighborship is verified by following commands in R3 routers")
BGP_CONVERGENCE = verify_bgp_convergence(tgen, topo)
assert BGP_CONVERGENCE is True, "BGP convergence :Failed \n Error: {}".format(
BGP_CONVERGENCE
)
dut = "r3"
aspath = "200 100"
for addr_type in ADDR_TYPES:
input_static_r1 = {"r2": {"static_routes": [{"network": NETWORK[addr_type]}]}}
result = verify_bgp_rib(tgen, addr_type, dut, input_static_r1, aspath=aspath)
assert result is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, result
)
step("Configure local-as with no-prepend and replace-as at R3 towards R2")
for addr_type in ADDR_TYPES:
input_dict_no_prep_rep_as_r3_to_r2 = {
"r3": {
"bgp": [
{
"local_as": "300",
"address_family": {
addr_type: {
"unicast": {
"neighbor": {
"r2": {
"dest_link": {
"r3-link1": {
"local_asn": {
"local_as": "110",
"no_prepend": True,
"replace_as": True,
}
}
}
}
}
}
}
},
}
]
}
}
result = create_router_bgp(tgen, topo, input_dict_no_prep_rep_as_r3_to_r2)
assert result is True, "Testcase {} :Failed \n Error: {}".format(
tc_name, result
)
step("Configure local-as with no-prepend and replace-as at R3 towards R4")
dest_link = {}
for link_no in range(1, 9):
link = "r3-link" + str(link_no)
dest_link[link] = {
"local_asn": {"local_as": "110", "no_prepend": True, "replace_as": True}
}
for addr_type in ADDR_TYPES:
input_dict_no_prep_rep_as_r3_to_r4 = {
"r3": {
"bgp": [
{
"local_as": "300",
"address_family": {
addr_type: {
"unicast": {
"neighbor": {"r4": {"dest_link": dest_link}}
}
}
},
}
]
}
}
result = create_router_bgp(tgen, topo, input_dict_no_prep_rep_as_r3_to_r4)
assert result is True, "Testcase {} :Failed \n Error: {}".format(
tc_name, result
)
step("BGP neighborship is verified by following commands in R3 routers")
BGP_CONVERGENCE = verify_bgp_convergence(tgen, topo)
assert BGP_CONVERGENCE is True, "BGP convergence :Failed \n Error: {}".format(
BGP_CONVERGENCE
)
dut = "r4"
aspath = "110 200 100"
for addr_type in ADDR_TYPES:
input_static_r1 = {"r1": {"static_routes": [{"network": NETWORK[addr_type]}]}}
result = verify_bgp_rib(tgen, addr_type, dut, input_static_r1, aspath=aspath)
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))

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#!/usr/bin/env python3
#
# 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.
#
# 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.
#
##########################################################################################################
#
# Testcases
#
##########################################################################################################
##########################################################################################################
#
# 1.10.1.2. Verify the BGP Local AS functionality by configuring 4 Byte AS in between eBGP Peers.
#
# 1.10.1.4. Verify the BGP Local AS functionality by configuring Old AS(local as) in 2 bytes and New AS in 4 bytes in between eBGP Peers.
#
###############################################################################################################
import os
import sys
import time
import pytest
# Save the Current Working Directory to find configuration files.
CWD = os.path.dirname(os.path.realpath(__file__))
sys.path.append(os.path.join(CWD, "../"))
sys.path.append(os.path.join(CWD, "../lib/"))
# pylint: disable=C0413
# Import topogen and topotest helpers
from lib.topogen import Topogen, get_topogen
from lib.topotest import version_cmp
from lib.common_config import (
start_topology,
write_test_header,
create_static_routes,
write_test_footer,
reset_config_on_routers,
verify_rib,
step,
check_address_types,
check_router_status,
create_static_routes,
)
from lib.topolog import logger
from lib.bgp import (
verify_bgp_convergence,
verify_bgp_rib,
create_router_bgp,
verify_bgp_advertised_routes_from_neighbor,
)
from lib.topojson import build_config_from_json
pytestmark = [pytest.mark.bgpd, pytest.mark.staticd]
# Global variables
BGP_CONVERGENCE = False
ADDR_TYPES = check_address_types()
NETWORK = {"ipv4": "10.1.1.0/32", "ipv6": "10:1::1:0/128"}
NEXT_HOP_IP = {"ipv4": "Null0", "ipv6": "Null0"}
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_local_asn_topo2.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 BGP_CONVERGENCE
global ADDR_TYPES
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
)
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_local_as_in_4_Byte_AS_EBGP_p0(request):
"""
Verify the BGP Local AS functionality by configuring 4 Byte AS in between eBGP Peers.
"""
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("Base config is done as part of JSON")
step("Configure local-as at R3 towards R4.")
for addr_type in ADDR_TYPES:
for neighbor in ["r2", "r4"]:
input_dict_r3 = {
"r3": {
"bgp": {
"local_as": "12000300",
"address_family": {
addr_type: {
"unicast": {
"neighbor": {
neighbor: {
"dest_link": {
"r3": {
"local_asn": {
"local_as": "12000110"
}
}
}
}
}
}
}
},
}
}
}
result = create_router_bgp(tgen, topo, input_dict_r3)
assert result is True, "Testcase {} :Failed \n Error: {}".format(
tc_name, result
)
for addr_type in ADDR_TYPES:
for dut, asn, neighbor in zip(
["r2", "r4"], ["12000200", "12000400"], ["r3", "r3"]
):
input_dict_r2_r4 = {
dut: {
"bgp": {
"local_as": asn,
"address_family": {
addr_type: {
"unicast": {
"neighbor": {
neighbor: {
"dest_link": {
dut: {
"local_asn": {
"remote_as": "12000110"
}
}
}
}
}
}
}
},
}
}
}
result = create_router_bgp(tgen, topo, input_dict_r2_r4)
assert result is True, "Testcase {} :Failed \n Error: {}".format(
tc_name, result
)
step("BGP neighborship is verified by following commands in R3 routers")
BGP_CONVERGENCE = verify_bgp_convergence(tgen, topo)
assert BGP_CONVERGENCE is True, "BGP convergence :Failed \n Error: {}".format(
BGP_CONVERGENCE
)
# configure static routes
step(
"Done in base config: Advertise prefix 10.1.1.0/32 from Router-1(AS-12000100)."
)
step(
"Done in base config: Advertise an ipv6 prefix 10:1::1:0/128 from Router-1(AS-12000100)."
)
step("Verify that Static routes are redistributed in BGP process")
dut = "r1"
protocol = "bgp"
for addr_type in ADDR_TYPES:
# Enable static routes
input_static_r1 = {
"r1": {
"static_routes": [
{"network": NETWORK[addr_type], "next_hop": NEXT_HOP_IP[addr_type]}
]
}
}
logger.info("Configure static routes")
result = create_static_routes(tgen, input_static_r1)
assert result is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, result
)
step("configure redistribute static in Router BGP in R1")
input_static_redist_r1 = {
"r1": {
"bgp": {
"address_family": {
addr_type: {
"unicast": {"redistribute": [{"redist_type": "static"}]}
}
}
}
}
}
result = create_router_bgp(tgen, topo, input_static_redist_r1)
assert result is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, result
)
step("Verify that Static routes are redistributed in BGP process")
for addr_type in ADDR_TYPES:
input_static_verify_r1 = {
"r1": {"static_routes": [{"network": NETWORK[addr_type]}]}
}
result = verify_rib(tgen, addr_type, "r1", input_static_verify_r1)
assert result is True, "Testcase {}: Failed \n Error: {}".format(
tc_name, result
)
for dut in ["r2", "r3", "r4"]:
result = verify_rib(tgen, addr_type, dut, input_static_r1)
assert result is True, "Testcase {}: Failed \n Error: {}".format(
tc_name, result
)
step(
"Verify that AS-12000110 is got added in the AS list 12000110 12000200 12000100 by following"
"commands at R3 router."
)
dut = "r3"
aspath = "12000110 12000200 12000100"
for addr_type in ADDR_TYPES:
input_static_r1 = {"r1": {"static_routes": [{"network": NETWORK[addr_type]}]}}
result = verify_bgp_rib(tgen, addr_type, dut, input_static_r1, aspath=aspath)
assert result is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, result
)
step("Configure local-as with no-prepend at R3 towards R4 & R2.")
for addr_type in ADDR_TYPES:
for neighbor in ["r2", "r4"]:
input_dict_r3 = {
"r3": {
"bgp": {
"local_as": "12000300",
"address_family": {
addr_type: {
"unicast": {
"neighbor": {
neighbor: {
"dest_link": {
"r3": {
"local_asn": {
"local_as": "12000110",
"no_prepend": True,
}
}
}
}
}
}
}
},
}
}
}
result = create_router_bgp(tgen, topo, input_dict_r3)
assert result is True, "Testcase {} :Failed \n Error: {}".format(
tc_name, result
)
step("BGP neighborship is verified by following commands in R3 routers")
BGP_CONVERGENCE = verify_bgp_convergence(tgen, topo)
assert BGP_CONVERGENCE is True, "BGP convergence :Failed \n Error: {}".format(
BGP_CONVERGENCE
)
step("Verify advertised routes to R4 at R3")
expected_routes = {
"ipv4": [
{"network": "10.1.1.0/32", "nexthop": ""},
],
"ipv6": [
{"network": "10:1::1:0/128", "nexthop": ""},
],
}
result = verify_bgp_advertised_routes_from_neighbor(
tgen, topo, dut="r3", peer="r4", expected_routes=expected_routes
)
assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
dut = "r3"
aspath = "12000200 12000100"
for addr_type in ADDR_TYPES:
input_static_r1 = {"r1": {"static_routes": [{"network": NETWORK[addr_type]}]}}
result = verify_bgp_rib(tgen, addr_type, dut, input_static_r1, aspath=aspath)
assert result is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, result
)
step("Configure local-as with no-prepend and replace-as at R3 towards R4 & R2.")
for addr_type in ADDR_TYPES:
for neighbor in ["r2", "r4"]:
input_dict_r3 = {
"r3": {
"bgp": {
"local_as": "12000300",
"address_family": {
addr_type: {
"unicast": {
"neighbor": {
neighbor: {
"dest_link": {
"r3": {
"local_asn": {
"local_as": "12000110",
"no_prepend": True,
"replace_as": True,
}
}
}
}
}
}
}
},
}
}
}
result = create_router_bgp(tgen, topo, input_dict_r3)
assert result is True, "Testcase {} :Failed \n Error: {}".format(
tc_name, result
)
step("BGP neighborship is verified by following commands in R3 routers")
BGP_CONVERGENCE = verify_bgp_convergence(tgen, topo)
assert BGP_CONVERGENCE is True, "BGP convergence :Failed \n Error: {}".format(
BGP_CONVERGENCE
)
dut = "r4"
aspath = "12000110 12000200 12000100"
for addr_type in ADDR_TYPES:
input_static_r1 = {"r1": {"static_routes": [{"network": NETWORK[addr_type]}]}}
result = verify_bgp_rib(tgen, addr_type, dut, input_static_r1, aspath=aspath)
assert result is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, result
)
write_test_footer(tc_name)
def test_verify_bgp_local_as_in_old_AS2_new_AS4_EBGP_p0(request):
"""
Verify the BGP Local AS functionality by configuring Old AS(local as) in
2 bytes and New AS in 4 bytes in between eBGP Peers.
"""
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("Base config is done as part of JSON")
step("Configure local-as at R3 towards R4.")
for addr_type in ADDR_TYPES:
for neighbor in ["r2", "r4"]:
input_dict_r3 = {
"r3": {
"bgp": {
"local_as": "12000300",
"address_family": {
addr_type: {
"unicast": {
"neighbor": {
neighbor: {
"dest_link": {
"r3": {"local_asn": {"local_as": "110"}}
}
}
}
}
}
},
}
}
}
result = create_router_bgp(tgen, topo, input_dict_r3)
assert result is True, "Testcase {} :Failed \n Error: {}".format(
tc_name, result
)
for addr_type in ADDR_TYPES:
for dut, asn, neighbor in zip(
["r2", "r4"], ["12000200", "12000400"], ["r3", "r3"]
):
input_dict_r2_r4 = {
dut: {
"bgp": {
"local_as": asn,
"address_family": {
addr_type: {
"unicast": {
"neighbor": {
neighbor: {
"dest_link": {
dut: {"local_asn": {"remote_as": "110"}}
}
}
}
}
}
},
}
}
}
result = create_router_bgp(tgen, topo, input_dict_r2_r4)
assert result is True, "Testcase {} :Failed \n Error: {}".format(
tc_name, result
)
step("BGP neighborship is verified by following commands in R3 routers")
BGP_CONVERGENCE = verify_bgp_convergence(tgen, topo)
assert BGP_CONVERGENCE is True, "BGP convergence :Failed \n Error: {}".format(
BGP_CONVERGENCE
)
# configure static routes
step(
"Done in base config: Advertise prefix 10.1.1.0/32 from Router-1(AS-12000100)."
)
step(
"Done in base config: Advertise an ipv6 prefix 10:1::1:0/128 from Router-1(AS-12000100)."
)
step("Verify that Static routes are redistributed in BGP process")
dut = "r1"
protocol = "bgp"
for addr_type in ADDR_TYPES:
# Enable static routes
input_static_r1 = {
"r1": {
"static_routes": [
{"network": NETWORK[addr_type], "next_hop": NEXT_HOP_IP[addr_type]}
]
}
}
logger.info("Configure static routes")
result = create_static_routes(tgen, input_static_r1)
assert result is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, result
)
step("configure redistribute static in Router BGP in R1")
input_static_redist_r1 = {
"r1": {
"bgp": {
"address_family": {
addr_type: {
"unicast": {"redistribute": [{"redist_type": "static"}]}
}
}
}
}
}
result = create_router_bgp(tgen, topo, input_static_redist_r1)
assert result is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, result
)
step("Verify that Static routes are redistributed in BGP process")
for addr_type in ADDR_TYPES:
input_static_verify_r1 = {
"r1": {"static_routes": [{"network": NETWORK[addr_type]}]}
}
result = verify_rib(tgen, addr_type, "r1", input_static_verify_r1)
assert result is True, "Testcase {}: Failed \n Error: {}".format(
tc_name, result
)
for dut in ["r3", "r4"]:
result = verify_rib(tgen, addr_type, dut, input_static_r1)
assert result is True, "Testcase {}: Failed \n Error: {}".format(
tc_name, result
)
for dut, input_routes in zip(["r1"], [input_static_r1]):
result = verify_rib(tgen, addr_type, dut, input_routes)
assert result is True, "Testcase {}: Failed \n Error: {}".format(
tc_name, result
)
step(
"Verify that AS-110 is got added in the AS list 110 12000200 12000100 by following"
"commands at R3 router."
)
dut = "r3"
aspath = "110 12000200 12000100"
for addr_type in ADDR_TYPES:
input_static_r1 = {"r1": {"static_routes": [{"network": NETWORK[addr_type]}]}}
result = verify_bgp_rib(tgen, addr_type, dut, input_static_r1, aspath=aspath)
assert result is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, result
)
step("Configure local-as with no-prepend at R3 towards R4 & R2.")
for addr_type in ADDR_TYPES:
for neighbor in ["r2", "r4"]:
input_dict_r3 = {
"r3": {
"bgp": {
"local_as": "12000300",
"address_family": {
addr_type: {
"unicast": {
"neighbor": {
neighbor: {
"dest_link": {
"r3": {
"local_asn": {
"local_as": "110",
"no_prepend": True,
}
}
}
}
}
}
}
},
}
}
}
result = create_router_bgp(tgen, topo, input_dict_r3)
assert result is True, "Testcase {} :Failed \n Error: {}".format(
tc_name, result
)
step("BGP neighborship is verified by following commands in R3 routers")
BGP_CONVERGENCE = verify_bgp_convergence(tgen, topo)
assert BGP_CONVERGENCE is True, "BGP convergence :Failed \n Error: {}".format(
BGP_CONVERGENCE
)
step("Verify advertised routes to R4 at R3")
expected_routes = {
"ipv4": [
{"network": "10.1.1.0/32", "nexthop": ""},
],
"ipv6": [
{"network": "10:1::1:0/128", "nexthop": ""},
],
}
result = verify_bgp_advertised_routes_from_neighbor(
tgen, topo, dut="r3", peer="r4", expected_routes=expected_routes
)
assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
dut = "r3"
aspath = "12000200 12000100"
for addr_type in ADDR_TYPES:
input_static_r1 = {"r1": {"static_routes": [{"network": NETWORK[addr_type]}]}}
result = verify_bgp_rib(tgen, addr_type, dut, input_static_r1, aspath=aspath)
assert result is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, result
)
step("Configure local-as with no-prepend and replace-as at R3 towards R4 & R2.")
for addr_type in ADDR_TYPES:
for neighbor in ["r2", "r4"]:
input_dict_r3 = {
"r3": {
"bgp": {
"local_as": "12000300",
"address_family": {
addr_type: {
"unicast": {
"neighbor": {
neighbor: {
"dest_link": {
"r3": {
"local_asn": {
"local_as": "110",
"no_prepend": True,
"replace_as": True,
}
}
}
}
}
}
}
},
}
}
}
result = create_router_bgp(tgen, topo, input_dict_r3)
assert result is True, "Testcase {} :Failed \n Error: {}".format(
tc_name, result
)
step("BGP neighborship is verified by following commands in R3 routers")
BGP_CONVERGENCE = verify_bgp_convergence(tgen, topo)
assert BGP_CONVERGENCE is True, "BGP convergence :Failed \n Error: {}".format(
BGP_CONVERGENCE
)
dut = "r4"
aspath = "110 12000200 12000100"
for addr_type in ADDR_TYPES:
input_static_r1 = {"r1": {"static_routes": [{"network": NETWORK[addr_type]}]}}
result = verify_bgp_rib(tgen, addr_type, dut, input_static_r1, aspath=aspath)
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))

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#!/usr/bin/env python3
#
# 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.
#
# 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.
#
"""
1. Verify the BGP Local AS functionality by adding new AS when leaking routes
from non-default VRF to non-default with route map by prefix lists.
"""
import os
import sys
import time
import pytest
# Save the Current Working Directory to find configuration files.
CWD = os.path.dirname(os.path.realpath(__file__))
sys.path.append(os.path.join(CWD, "../"))
sys.path.append(os.path.join(CWD, "../lib/"))
# pylint: disable=C0413
# Import topogen and topotest helpers
from lib.topogen import Topogen, get_topogen
from lib.topotest import version_cmp
from lib.common_config import (
start_topology,
write_test_header,
create_static_routes,
write_test_footer,
reset_config_on_routers,
verify_rib,
step,
check_address_types,
check_router_status,
create_static_routes,
create_prefix_lists,
verify_fib_routes,
create_route_maps,
)
from lib.topolog import logger
from lib.bgp import (
verify_bgp_convergence,
verify_bgp_rib,
create_router_bgp,
)
from lib.topojson import build_config_from_json
pytestmark = [pytest.mark.bgpd, pytest.mark.staticd]
# Global variables
BGP_CONVERGENCE = False
ADDR_TYPES = check_address_types()
NETWORK = {"ipv4": "10.1.1.0/32", "ipv6": "10:1::1:0/128"}
NEXT_HOP_IP = {"ipv4": "Null0", "ipv6": "Null0"}
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_local_asn_vrf_topo2.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 BGP_CONVERGENCE
global ADDR_TYPES
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
)
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_local_asn_ipv4_import_from_non_default_to_non_default_VRF_p0(request):
"""
Verify the BGP Local AS functionality by adding new AS when leaking routes
from non-default VRF to non-default with route map by prefix lists.
"""
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("Base config is done as part of JSON")
# configure static routes
step("Advertise prefix 10.1.1.0/32 from Router-1(AS-100).")
step("Advertise an ipv6 prefix 10:1::1:0/128 from Router-1(AS-100).")
dut = "r2"
for addr_type in ADDR_TYPES:
# Enable static routes
input_dict_static_route = {
"r2": {
"static_routes": [
{
"network": NETWORK[addr_type],
"next_hop": NEXT_HOP_IP[addr_type],
"vrf": "RED",
}
]
}
}
logger.info("Configure static routes")
result = create_static_routes(tgen, input_dict_static_route)
assert result is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, result
)
step("configure redistribute static in Router BGP in R2")
input_dict_static_route_redist = {
"r2": {
"bgp": {
"local_as": 200,
"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, input_dict_static_route_redist)
assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
step("Configure import vrf BLUE from vrf RED on R3 under IPv4 Address Family")
input_import_vrf_ipv4 = {
"r3": {
"bgp": [
{
"local_as": 300,
"vrf": "BLUE",
"address_family": {
"ipv4": {"unicast": {"import": {"vrf": "RED"}}},
"ipv6": {"unicast": {"import": {"vrf": "RED"}}},
},
}
]
}
}
result = create_router_bgp(tgen, topo, input_import_vrf_ipv4)
assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
step("Verify IPv4 and IPv6 static routes received on R3 VRF BLUE & R4 VRF BLUE")
for addr_type in ADDR_TYPES:
static_routes_input = {
"r2": {
"static_routes": [
{
"network": NETWORK[addr_type],
"next_hop": NEXT_HOP_IP[addr_type],
"vrf": "BLUE",
}
]
}
}
for dut in ["r3", "r4"]:
result = verify_fib_routes(tgen, addr_type, dut, static_routes_input)
assert result is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, result
)
result = verify_bgp_rib(tgen, addr_type, dut, static_routes_input)
assert result is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, result
)
step("Configure local-as at R3 towards R2.")
for addr_type in ADDR_TYPES:
input_dict_r3_to_r2 = {
"r3": {
"vrfs": [{"name": "RED", "id": "1"}],
"bgp": [
{
"local_as": "300",
"vrf": "RED",
"address_family": {
addr_type: {
"unicast": {
"neighbor": {
"r2": {
"dest_link": {
"r3": {"local_asn": {"local_as": "110"}}
}
}
}
}
}
},
}
],
}
}
result = create_router_bgp(tgen, topo, input_dict_r3_to_r2)
assert result is True, "Testcase {} :Failed \n Error: {}".format(
tc_name, result
)
step("Configure local-as at R3 towards R4.")
for addr_type in ADDR_TYPES:
input_dict_r3_to_r4 = {
"r3": {
"vrfs": [{"name": "BLUE", "id": "1"}],
"bgp": [
{
"local_as": "300",
"vrf": "BLUE",
"address_family": {
addr_type: {
"unicast": {
"neighbor": {
"r4": {
"dest_link": {
"r3": {"local_asn": {"local_as": "110"}}
}
}
}
}
}
},
}
],
}
}
result = create_router_bgp(tgen, topo, input_dict_r3_to_r4)
assert result is True, "Testcase {} :Failed \n Error: {}".format(
tc_name, result
)
step("Configure remote-as at R2 towards R3.")
for addr_type in ADDR_TYPES:
input_dict_r2_to_r3 = {
"r2": {
"vrfs": [{"name": "RED", "id": "1"}],
"bgp": [
{
"local_as": "200",
"vrf": "RED",
"address_family": {
addr_type: {
"unicast": {
"neighbor": {
"r3": {
"dest_link": {
"r2": {
"local_asn": {"remote_as": "110"}
}
}
}
}
}
}
},
}
],
}
}
result = create_router_bgp(tgen, topo, input_dict_r2_to_r3)
assert result is True, "Testcase {} :Failed \n Error: {}".format(
tc_name, result
)
step("Configure remote-as at R4 towards R3.")
for addr_type in ADDR_TYPES:
input_dict_r4_to_r3 = {
"r4": {
"vrfs": [{"name": "BLUE", "id": "1"}],
"bgp": [
{
"local_as": "400",
"vrf": "BLUE",
"address_family": {
addr_type: {
"unicast": {
"neighbor": {
"r3": {
"dest_link": {
"r4": {
"local_asn": {"remote_as": "110"}
}
}
}
}
}
}
},
}
],
}
}
result = create_router_bgp(tgen, topo, input_dict_r4_to_r3)
assert result is True, "Testcase {} :Failed \n Error: {}".format(
tc_name, result
)
step("BGP neighborship is verified by following commands in R3 routers")
BGP_CONVERGENCE = verify_bgp_convergence(tgen, topo)
assert BGP_CONVERGENCE is True, "BGP convergence :Failed \n Error: {}".format(
BGP_CONVERGENCE
)
step("Verify IPv4 and IPv6 static routes received on R3 VRF BLUE & R4 VRF BLUE")
for addr_type in ADDR_TYPES:
static_routes_input = {
"r2": {
"static_routes": [
{
"network": NETWORK[addr_type],
"next_hop": NEXT_HOP_IP[addr_type],
"vrf": "BLUE",
}
]
}
}
for dut in ["r3", "r4"]:
result = verify_fib_routes(tgen, addr_type, dut, static_routes_input)
assert result is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, result
)
result = verify_bgp_rib(tgen, addr_type, dut, static_routes_input)
assert result is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, result
)
step(
"Verify that AS-110 is got added in the AS list 110 200 100 by following "
" commands at R3 router."
)
dut = "r3"
aspath = "110 200"
for addr_type in ADDR_TYPES:
input_static_r2 = {
"r2": {"static_routes": [{"network": NETWORK[addr_type], "vrf": "BLUE"}]}
}
result = verify_bgp_rib(tgen, addr_type, dut, input_static_r2, aspath=aspath)
assert result is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, result
)
# configure the prefix-list and route-maps.
for adt in ADDR_TYPES:
# Create Static routes
input_dict_rm1 = {
"r2": {
"static_routes": [
{
"network": NETWORK[adt],
"no_of_ip": 1,
"next_hop": NEXT_HOP_IP[adt],
"vrf": "RED",
}
]
}
}
result = create_static_routes(tgen, input_dict_rm1)
assert result is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, result
)
# Api call to redistribute static routes
input_dict_rm_rd = {
"r2": {
"bgp": {
"local_as": 200,
"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, input_dict_rm_rd)
assert result is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, result
)
input_dict_rm_pl = {
"r3": {
"prefix_lists": {
"ipv4": {
"pf_list_1_ipv4": [
{
"seqid": 10,
"action": "permit",
"network": NETWORK["ipv4"],
}
]
},
"ipv6": {
"pf_list_1_ipv6": [
{
"seqid": 100,
"action": "permit",
"network": NETWORK["ipv6"],
}
]
},
}
}
}
result = create_prefix_lists(tgen, input_dict_rm_pl)
assert result is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, result
)
# Create route map
for addr_type in ADDR_TYPES:
input_dict_rm_r3 = {
"r3": {
"route_maps": {
"rmap_match_tag_1_{}".format(addr_type): [
{
"action": "permit",
"match": {
addr_type: {
"prefix_lists": "pf_list_1_{}".format(addr_type)
}
},
}
],
"rmap_match_tag_2_{}".format(addr_type): [
{
"action": "permit",
"match": {
addr_type: {
"prefix_lists": "pf_list_2_{}".format(addr_type)
}
},
}
],
}
}
}
result = create_route_maps(tgen, input_dict_rm_r3)
assert result is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, result
)
# Configure neighbor for route map
input_dict_conf_neighbor_rm = {
"r3": {
"bgp": [
{
"local_as": "300",
"vrf": "BLUE",
"address_family": {
"ipv4": {
"unicast": {
"neighbor": {
"r4": {
"dest_link": {
"r3": {
"route_maps": [
{
"name": "rmap_match_tag_1_ipv4",
"direction": "out",
},
{
"name": "rmap_match_tag_1_ipv4",
"direction": "out",
},
]
}
}
}
}
}
},
"ipv6": {
"unicast": {
"neighbor": {
"r4": {
"dest_link": {
"r3": {
"route_maps": [
{
"name": "rmap_match_tag_1_ipv6",
"direction": "in",
},
{
"name": "rmap_match_tag_1_ipv6",
"direction": "out",
},
]
}
}
}
}
}
},
},
}
]
}
}
result = create_router_bgp(tgen, topo, input_dict_conf_neighbor_rm)
assert result is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, result
)
for adt in ADDR_TYPES:
# Verifying RIB routes
dut = "r3"
input_dict_r2_rib = {
"r2": {
"static_routes": [
{
"network": [NETWORK[adt]],
"no_of_ip": 1,
"next_hop": NEXT_HOP_IP[adt],
"vrf": "RED",
}
]
}
}
result = verify_rib(tgen, adt, dut, input_dict_r2_rib)
assert result is True, "Testcase {}: Failed \n Error: {}".format(
tc_name, result
)
# Verifying RIB routes
dut = "r4"
input_dict_r2_rib = {
"r2": {
"static_routes": [
{
"network": [NETWORK[adt]],
"no_of_ip": 1,
"next_hop": NEXT_HOP_IP[adt],
"vrf": "BLUE",
}
]
}
}
result = verify_rib(tgen, adt, dut, input_dict_r2_rib)
assert result is True, "Testcase {}: Failed \n Error: {}".format(
tc_name, result
)
step("Configure local-as with no-prepend at R3 towards R2.")
for addr_type in ADDR_TYPES:
input_dict_no_prep_r3_to_r2 = {
"r3": {
"vrfs": [{"name": "RED", "id": "1"}],
"bgp": [
{
"local_as": "300",
"vrf": "RED",
"address_family": {
addr_type: {
"unicast": {
"neighbor": {
"r2": {
"dest_link": {
"r3": {
"local_asn": {
"local_as": "110",
"no_prepend": True,
}
}
}
}
}
}
}
},
}
],
}
}
result = create_router_bgp(tgen, topo, input_dict_no_prep_r3_to_r2)
assert result is True, "Testcase {} :Failed \n Error: {}".format(
tc_name, result
)
step("Configure local-as with no-prepend at R3 towards R4.")
for addr_type in ADDR_TYPES:
input_dict_no_prep_r3_to_r4 = {
"r3": {
"vrfs": [{"name": "BLUE", "id": "1"}],
"bgp": [
{
"local_as": "300",
"vrf": "BLUE",
"address_family": {
addr_type: {
"unicast": {
"neighbor": {
"r4": {
"dest_link": {
"r3": {
"local_asn": {
"local_as": "110",
"no_prepend": True,
}
}
}
}
}
}
}
},
}
],
}
}
result = create_router_bgp(tgen, topo, input_dict_no_prep_r3_to_r4)
assert result is True, "Testcase {} :Failed \n Error: {}".format(
tc_name, result
)
step("BGP neighborship is verified by following commands in R3 routers")
BGP_CONVERGENCE = verify_bgp_convergence(tgen, topo)
assert BGP_CONVERGENCE is True, "BGP convergence :Failed \n Error: {}".format(
BGP_CONVERGENCE
)
dut = "r3"
aspath = "200"
for addr_type in ADDR_TYPES:
input_static_r2 = {
"r2": {"static_routes": [{"network": NETWORK[addr_type], "vrf": "BLUE"}]}
}
result = verify_bgp_rib(tgen, addr_type, dut, input_static_r2, aspath=aspath)
assert result is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, result
)
step("Configure local-as with no-prepend and replace-as at R3 towards R2")
for addr_type in ADDR_TYPES:
input_dict_no_prep_rep_as_r3_to_r2 = {
"r3": {
"vrfs": [{"name": "RED", "id": "1"}],
"bgp": [
{
"local_as": "300",
"vrf": "RED",
"address_family": {
addr_type: {
"unicast": {
"neighbor": {
"r2": {
"dest_link": {
"r3": {
"local_asn": {
"local_as": "110",
"no_prepend": True,
"replace_as": True,
}
}
}
}
}
}
}
},
}
],
}
}
result = create_router_bgp(tgen, topo, input_dict_no_prep_rep_as_r3_to_r2)
assert result is True, "Testcase {} :Failed \n Error: {}".format(
tc_name, result
)
step("Configure local-as with no-prepend and replace-as at R3 towards R4")
for addr_type in ADDR_TYPES:
input_dict_no_prep_rep_as_r3_to_r4 = {
"r3": {
"vrfs": [{"name": "BLUE", "id": "1"}],
"bgp": [
{
"local_as": "300",
"vrf": "BLUE",
"address_family": {
addr_type: {
"unicast": {
"neighbor": {
"r4": {
"dest_link": {
"r3": {
"local_asn": {
"local_as": "110",
"no_prepend": True,
"replace_as": True,
}
}
}
}
}
}
}
},
}
],
}
}
result = create_router_bgp(tgen, topo, input_dict_no_prep_rep_as_r3_to_r4)
assert result is True, "Testcase {} :Failed \n Error: {}".format(
tc_name, result
)
step("BGP neighborship is verified by following commands in R3 routers")
BGP_CONVERGENCE = verify_bgp_convergence(tgen, topo)
assert BGP_CONVERGENCE is True, "BGP convergence :Failed \n Error: {}".format(
BGP_CONVERGENCE
)
dut = "r4"
aspath = "110 200"
for addr_type in ADDR_TYPES:
input_static_r2 = {
"r2": {"static_routes": [{"network": NETWORK[addr_type], "vrf": "BLUE"}]}
}
result = verify_bgp_rib(tgen, addr_type, dut, input_static_r2, aspath=aspath)
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))