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selftests/tc-testing: Add a test case for DRR class with TC_H_ROOT

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Integrate the reproduer from Mingi to TDC.

All test results:

1..4
ok 1 0385 - Create DRR with default setting
ok 2 2375 - Delete DRR with handle
ok 3 3092 - Show DRR class
ok 4 4009 - Reject creation of DRR class with classid TC_H_ROOT

Cc: Mingi Cho <mincho@theori.io>
Signed-off-by: Cong Wang <xiyou.wangcong@gmail.com>
Reviewed-by: Simon Horman <horms@kernel.org>
Link: https://patch.msgid.link/20250306232355.93864-3-xiyou.wangcong@gmail.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Cong Wang
2025-03-06 15:23:55 -08:00
committed by Jakub Kicinski
parent 0c3057a5a0
commit bb7737de5f
1 changed files with 25 additions and 0 deletions
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25
tools/testing/selftests/tc-testing/tc-tests/qdiscs/drr.json
View File

@@ -61,5 +61,30 @@
"teardown": [
"$TC qdisc del dev $DUMMY handle 1: root"
]
},
{
"id": "4009",
"name": "Reject creation of DRR class with classid TC_H_ROOT",
"category": [
"qdisc",
"drr"
],
"plugins": {
"requires": "nsPlugin"
},
"setup": [
"$TC qdisc add dev $DUMMY root handle ffff: drr",
"$TC filter add dev $DUMMY parent ffff: basic classid ffff:1",
"$TC class add dev $DUMMY parent ffff: classid ffff:1 drr",
"$TC filter add dev $DUMMY parent ffff: prio 1 u32 match u16 0x0000 0xfe00 at 2 flowid ffff:ffff"
],
"cmdUnderTest": "$TC class add dev $DUMMY parent ffff: classid ffff:ffff drr",
"expExitCode": "2",
"verifyCmd": "$TC class show dev $DUMMY",
"matchPattern": "class drr ffff:ffff",
"matchCount": "0",
"teardown": [
"$TC qdisc del dev $DUMMY root"
]
}
]