selftests: tc-testing: add tests for qfq mtu sanity check

QFQ only supports a certain bound of MTU size so make sure
we check for this requirement in the tests.

Acked-by: Jamal Hadi Salim <jhs@mojatatu.com>
Signed-off-by: Pedro Tammela <pctammela@mojatatu.com>
Reviewed-by: Simon Horman <simon.horman@corigine.com>
Tested-by: Zhengchao Shao <shaozhengchao@huawei.com>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
This commit is contained in:
Pedro Tammela 2023-07-11 18:01:01 -03:00 committed by Paolo Abeni
parent 158810b261
commit c5a06fdc61

View File

@ -213,5 +213,53 @@
"$TC qdisc del dev $DUMMY handle 1: root",
"$IP link del dev $DUMMY type dummy"
]
},
{
"id": "85ee",
"name": "QFQ with big MTU",
"category": [
"qdisc",
"qfq"
],
"plugins": {
"requires": "nsPlugin"
},
"setup": [
"$IP link add dev $DUMMY type dummy || /bin/true",
"$IP link set dev $DUMMY mtu 2147483647 || /bin/true",
"$TC qdisc add dev $DUMMY handle 1: root qfq"
],
"cmdUnderTest": "$TC class add dev $DUMMY parent 1: classid 1:1 qfq weight 100",
"expExitCode": "2",
"verifyCmd": "$TC class show dev $DUMMY",
"matchPattern": "class qfq 1:",
"matchCount": "0",
"teardown": [
"$IP link del dev $DUMMY type dummy"
]
},
{
"id": "ddfa",
"name": "QFQ with small MTU",
"category": [
"qdisc",
"qfq"
],
"plugins": {
"requires": "nsPlugin"
},
"setup": [
"$IP link add dev $DUMMY type dummy || /bin/true",
"$IP link set dev $DUMMY mtu 256 || /bin/true",
"$TC qdisc add dev $DUMMY handle 1: root qfq"
],
"cmdUnderTest": "$TC class add dev $DUMMY parent 1: classid 1:1 qfq weight 100",
"expExitCode": "2",
"verifyCmd": "$TC class show dev $DUMMY",
"matchPattern": "class qfq 1:",
"matchCount": "0",
"teardown": [
"$IP link del dev $DUMMY type dummy"
]
}
]