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tests: Adding bgp tests for prefix-lists

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Signed-off-by: Ashish Pant <ashish12pant@gmail.com>

Adds mulitple test scenarios for prefix-lists in bgp. Verfication
API for prefix-lits

Also adds description for bgp-basic test suite
This commit is contained in:
Ashish Pant 2019-06-25 07:26:20 +05:30
parent cb6b1d9058
commit 81e3d6095f
5 changed files with 1634 additions and 0 deletions
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7
tests/topotests/bgp-basic-functionality-topo1/test_bgp_basic_functionality.py
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@ -30,6 +30,13 @@ Test steps
- Bring up topology - Bring up topology
- Verify for bgp to converge - Verify for bgp to converge
- Modify/Delete and verify router-id - Modify/Delete and verify router-id
- Modify and verify bgp timers
- Create and verify static routes
- Modify and verify admin distance for existing static routes
- Test advertise network using network command
- Verify clear bgp
- Test bgp convergence with loopback interface
- Test advertise network using network command
""" """
import os import os

0
tests/topotests/bgp-prefix-list-topo1/__init__.py Normal file
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123
tests/topotests/bgp-prefix-list-topo1/prefix_lists.json Normal file
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@ -0,0 +1,123 @@
{
"address_types": ["ipv4"],
"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", "add_static_route":"yes"},
"r2":{"ipv4":"auto", "ipv6":"auto"},
"r3":{"ipv4":"auto", "ipv6":"auto"}
},
"bgp":{
"local_as":"100",
"address_family": {
"ipv4": {
"unicast": {
"neighbor": {
"r2": {
"dest_link": {
"r1": {}
}
},
"r3": {
"dest_link": {
"r1": {}
}
}
}
}
}
}
}
},
"r2":{
"links":{
"lo": {"ipv4": "auto", "ipv6": "auto", "type": "loopback", "add_static_route":"yes"},
"r1":{"ipv4":"auto", "ipv6":"auto"},
"r3":{"ipv4":"auto", "ipv6":"auto"}
},
"bgp":{
"local_as":"100",
"address_family": {
"ipv4": {
"unicast": {
"neighbor": {
"r1": {
"dest_link": {
"r2": {}
}
},
"r3": {
"dest_link": {
"r2": {}
}
}
}
}
}
}
}
},
"r3":{
"links":{
"lo": {"ipv4": "auto", "ipv6": "auto", "type": "loopback", "add_static_route":"yes"},
"r1":{"ipv4":"auto", "ipv6":"auto"},
"r2":{"ipv4":"auto", "ipv6":"auto"},
"r4":{"ipv4":"auto", "ipv6":"auto"}
},
"bgp":{
"local_as":"100",
"address_family": {
"ipv4": {
"unicast": {
"neighbor": {
"r1": {
"dest_link": {
"r3": {}
}
},
"r2": {
"dest_link": {
"r3": {}
}
},
"r4": {
"dest_link": {
"r3": {}
}
}
}
}
}
}
}
},
"r4":{
"links":{
"lo": {"ipv4": "auto", "ipv6": "auto", "type": "loopback", "add_static_route":"yes"},
"r3":{"ipv4":"auto", "ipv6":"auto"}
},
"bgp":{
"local_as":"200",
"address_family": {
"ipv4": {
"unicast": {
"neighbor": {
"r3": {
"dest_link": {
"r4": {}
}
}
}
}
}
}
}
}
}
}

1450
tests/topotests/bgp-prefix-list-topo1/test_prefix_lists.py Executable file
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54
tests/topotests/lib/common_config.py
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@ -1346,3 +1346,57 @@ def verify_admin_distance_for_static_routes(tgen, input_dict):
logger.info("Exiting lib API: verify_admin_distance_for_static_routes()") logger.info("Exiting lib API: verify_admin_distance_for_static_routes()")
return True return True
def verify_prefix_lists(tgen, input_dict):
"""
Running "show ip prefix-list" command and verifying given prefix-list
is present in router.
Parameters
----------
* `tgen` : topogen object
* `input_dict`: data to verify prefix lists
Usage
-----
# To verify pf_list_1 is present in router r1
input_dict = {
"r1": {
"prefix_lists": ["pf_list_1"]
}}
result = verify_prefix_lists("ipv4", input_dict, tgen)
Returns
-------
errormsg(str) or True
"""
logger.info("Entering lib API: verify_prefix_lists()")
for router in input_dict.keys():
if router not in tgen.routers():
continue
rnode = tgen.routers()[router]
# Show ip prefix list
show_prefix_list = rnode.vtysh_cmd("show ip prefix-list")
# Verify Prefix list is deleted
prefix_lists_addr = input_dict[router]["prefix_lists"]
for addr_type in prefix_lists_addr:
if not check_address_types(addr_type):
continue
for prefix_list in prefix_lists_addr[addr_type].keys():
if prefix_list in show_prefix_list:
errormsg = ("Prefix list {} is not deleted from router"
" {}".format(prefix_list, router))
return errormsg
logger.info("Prefix list %s is/are deleted successfully"
" from router %s", prefix_list, router)
logger.info("Exiting lib API: verify_prefix_lissts()")
return True