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tests: Add test case to verify SID delete

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Add a new test case that deletes a SID and verifies that only this
SID has been removed from the RIB.

Signed-off-by: Carmine Scarpitta <cscarpit@cisco.com>
This commit is contained in:
Carmine Scarpitta 2025-02-03 12:56:41 +01:00
parent c809035cc4
commit 4eed9ee0a7
2 changed files with 162 additions and 0 deletions
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107
tests/topotests/static_srv6_sids/expected_srv6_sids_sid_delete_1.json Normal file
View File

@ -0,0 +1,107 @@
{
"fcbb:bbbb:1:fe10::/64": [
{
"prefix": "fcbb:bbbb:1:fe10::/64",
"prefixLen": 64,
"protocol": "static",
"vrfId": 0,
"vrfName": "default",
"selected": true,
"destSelected": true,
"distance": 1,
"metric": 0,
"installed": true,
"table": 254,
"internalStatus": 16,
"internalFlags": 9,
"internalNextHopNum": 1,
"internalNextHopActiveNum": 1,
"nexthops": [
{
"flags": 3,
"fib": true,
"directlyConnected": true,
"interfaceName": "Vrf10",
"active": true,
"weight": 1,
"seg6local": {
"action": "End.DT4"
},
"seg6localContext": {
"table": 10
}
}
]
}
],
"fcbb:bbbb:1:fe20::/64": [
{
"prefix": "fcbb:bbbb:1:fe20::/64",
"prefixLen": 64,
"protocol": "static",
"vrfId": 0,
"vrfName": "default",
"selected": true,
"destSelected": true,
"distance": 1,
"metric": 0,
"installed": true,
"table": 254,
"internalStatus": 16,
"internalFlags": 9,
"internalNextHopNum": 1,
"internalNextHopActiveNum": 1,
"nexthops": [
{
"flags": 3,
"fib": true,
"directlyConnected": true,
"interfaceName": "Vrf20",
"active": true,
"weight": 1,
"seg6local": {
"action": "End.DT6"
},
"seg6localContext": {
"table": 20
}
}
]
}
],
"fcbb:bbbb:1:fe30::/64": [
{
"prefix": "fcbb:bbbb:1:fe30::/64",
"prefixLen": 64,
"protocol": "static",
"vrfId": 0,
"vrfName": "default",
"selected": true,
"destSelected": true,
"distance": 1,
"metric": 0,
"installed": true,
"table": 254,
"internalStatus": 16,
"internalFlags": 9,
"internalNextHopNum": 1,
"internalNextHopActiveNum": 1,
"nexthops": [
{
"flags": 3,
"fib": true,
"directlyConnected": true,
"interfaceName": "Vrf30",
"active": true,
"weight": 1,
"seg6local": {
"action": "End.DT46"
},
"seg6localContext": {
"table": 30
}
}
]
}
]
}

55
tests/topotests/static_srv6_sids/test_static_srv6_sids.py
View File

@ -78,6 +78,61 @@ def test_srv6_static_sids():
check_srv6_static_sids(router, "expected_srv6_sids.json")
def test_srv6_static_sids_sid_delete():
"""
Remove the static SID and verify it gets removed
"""
tgen = get_topogen()
if tgen.routers_have_failure():
pytest.skip(tgen.errors)
router = tgen.gears["r1"]
def _check_srv6_static_sids(router, expected_route_file):
logger.info("checking zebra srv6 static sids")
output = json.loads(router.vtysh_cmd("show ipv6 route static json"))
expected = open_json_file("{}/{}".format(CWD, expected_route_file))
return topotest.json_cmp(output, expected)
def check_srv6_static_sids(router, expected_file):
func = functools.partial(_check_srv6_static_sids, router, expected_file)
_, result = topotest.run_and_expect(func, None, count=15, wait=1)
assert result is None, "Failed"
router.vtysh_cmd(
"""
configure terminal
segment-routing
srv6
static-sids
no sid fcbb:bbbb:1::/48
"""
)
# FOR DEVELOPER:
# If you want to stop some specific line and start interactive shell,
# please use tgen.mininet_cli() to start it.
logger.info("Test for srv6 sids configuration")
check_srv6_static_sids(router, "expected_srv6_sids_sid_delete_1.json")
router.vtysh_cmd(
"""
configure terminal
segment-routing
srv6
static-sids
no sid fcbb:bbbb:1:fe20::/64 locator MAIN behavior uDT6 vrf Vrf20
"""
)
# FOR DEVELOPER:
# If you want to stop some specific line and start interactive shell,
# please use tgen.mininet_cli() to start it.
logger.info("Test for srv6 sids configuration")
check_srv6_static_sids(router, "expected_srv6_sids_sid_delete_2.json")
if __name__ == "__main__":
args = ["-s"] + sys.argv[1:]
sys.exit(pytest.main(args))