Re: [PATCH net-next 13/18] selftests/tc-testings: add selftests for netem qdisc

On Fri, Sep 16, 2022 at 12:04 AM Zhengchao Shao shaozhengchao@huawei.com wrote:

Test cb28: Create NETEM with default setting Test a089: Create NETEM with limit flag Test 3449: Create NETEM with delay time Test 3782: Create NETEM with distribution and corrupt flag Test a932: Create NETEM with distribution and duplicate flag Test e01a: Create NETEM with distribution and loss state flag Test ba29: Create NETEM with loss gemodel flag Test 0492: Create NETEM with reorder flag Test 7862: Create NETEM with rate limit Test 7235: Create NETEM with multiple slot rate Test 5439: Create NETEM with multiple slot setting Test 5029: Change NETEM with loss state Test 3785: Replace NETEM with delay time Test 4502: Delete NETEM with handle Test 0785: Show NETEM class

Signed-off-by: Zhengchao Shao shaozhengchao@huawei.com

.../tc-testing/tc-tests/qdiscs/netem.json | 372 ++++++++++++++++++ 1 file changed, 372 insertions(+) create mode 100644 tools/testing/selftests/tc-testing/tc-tests/qdiscs/netem.json

diff --git a/tools/testing/selftests/tc-testing/tc-tests/qdiscs/netem.json b/tools/testing/selftests/tc-testing/tc-tests/qdiscs/netem.json new file mode 100644 index 000000000000..c8ce7883bd9f --- /dev/null +++ b/tools/testing/selftests/tc-testing/tc-tests/qdiscs/netem.json @@ -0,0 +1,372 @@ +[

• {

•    "id": "cb28",
  

•    "name": "Create NETEM with default setting",
  

•    "category": [
  

•        "qdisc",
  

•        "netem"
  

•    ],
  

•    "plugins": {
  

•        "requires": "nsPlugin"
  

•    },
  

•    "setup": [
  

•        "$IP link add dev $DUMMY type dummy || /bin/true"
  

•    ],
  

•    "cmdUnderTest": "$TC qdisc add dev $DUMMY handle 1: root netem",
  

•    "expExitCode": "0",
  

•    "verifyCmd": "$TC qdisc show dev $DUMMY",
  

•    "matchPattern": "qdisc netem 1: root refcnt [0-9]+ limit",
  

•    "matchCount": "1",
  

•    "teardown": [
  

•        "$TC qdisc del dev $DUMMY handle 1: root",
  

•        "$IP link del dev $DUMMY type dummy"
  

•    ]
  

• },
• {

•    "id": "a089",
  

•    "name": "Create NETEM with limit flag",
  

•    "category": [
  

•        "qdisc",
  

•        "netem"
  

•    ],
  

•    "plugins": {
  

•        "requires": "nsPlugin"
  

•    },
  

•    "setup": [
  

•        "$IP link add dev $DUMMY type dummy || /bin/true"
  

•    ],
  

•    "cmdUnderTest": "$TC qdisc add dev $DUMMY handle 1: root netem limit 200",
  

•    "expExitCode": "0",
  

•    "verifyCmd": "$TC qdisc show dev $DUMMY",
  

•    "matchPattern": "qdisc netem 1: root refcnt [0-9]+ limit 200",
  

•    "matchCount": "1",
  

•    "teardown": [
  

•        "$TC qdisc del dev $DUMMY handle 1: root",
  

•        "$IP link del dev $DUMMY type dummy"
  

•    ]
  

• },
• {

•    "id": "3449",
  

•    "name": "Create NETEM with delay time",
  

•    "category": [
  

•        "qdisc",
  

•        "netem"
  

•    ],
  

•    "plugins": {
  

•        "requires": "nsPlugin"
  

•    },
  

•    "setup": [
  

•        "$IP link add dev $DUMMY type dummy || /bin/true"
  

•    ],
  

•    "cmdUnderTest": "$TC qdisc add dev $DUMMY handle 1: root netem delay 100ms",
  

•    "expExitCode": "0",
  

•    "verifyCmd": "$TC qdisc show dev $DUMMY",
  

•    "matchPattern": "qdisc netem 1: root refcnt [0-9]+ .*delay 100ms",
  

•    "matchCount": "1",
  

•    "teardown": [
  

•        "$TC qdisc del dev $DUMMY handle 1: root",
  

•        "$IP link del dev $DUMMY type dummy"
  

•    ]
  

• },
• {

•    "id": "3782",
  

•    "name": "Create NETEM with distribution and corrupt flag",
  

•    "category": [
  

•        "qdisc",
  

•        "netem"
  

•    ],
  

•    "plugins": {
  

•        "requires": "nsPlugin"
  

•    },
  

•    "setup": [
  

•        "$IP link add dev $DUMMY type dummy || /bin/true"
  

•    ],
  

•    "cmdUnderTest": "$TC qdisc add dev $DUMMY handle 1: root netem delay 100ms 10ms distribution normal corrupt 1%",
  

•    "expExitCode": "0",
  

•    "verifyCmd": "$TC qdisc show dev $DUMMY",
  

•    "matchPattern": "qdisc netem 1: root refcnt [0-9]+ .*delay 100ms  10ms corrupt 1%",
  

•    "matchCount": "1",
  

•    "teardown": [
  

•        "$TC qdisc del dev $DUMMY handle 1: root",
  

•        "$IP link del dev $DUMMY type dummy"
  

•    ]
  

• },
• {

•    "id": "a932",
  

•    "name": "Create NETEM with distribution and duplicate flag",
  

•    "category": [
  

•        "qdisc",
  

•        "netem"
  

•    ],
  

•    "plugins": {
  

•        "requires": "nsPlugin"
  

•    },
  

•    "setup": [
  

•        "$IP link add dev $DUMMY type dummy || /bin/true"
  

•    ],
  

•    "cmdUnderTest": "$TC qdisc add dev $DUMMY handle 1: root netem delay 100ms 10ms distribution normal duplicate 1%",
  

•    "expExitCode": "0",
  

•    "verifyCmd": "$TC qdisc show dev $DUMMY",
  

•    "matchPattern": "qdisc netem 1: root refcnt [0-9]+ .*delay 100ms  10ms duplicate 1%",
  

•    "matchCount": "1",
  

•    "teardown": [
  

•        "$TC qdisc del dev $DUMMY handle 1: root",
  

•        "$IP link del dev $DUMMY type dummy"
  

•    ]
  

• },
• {

•    "id": "a932",
  

Be careful, you are using ID a932 in the previous test case.

•    "name": "Create NETEM with distribution and loss flag",
  

•    "category": [
  

•        "qdisc",
  

•        "netem"
  

•    ],
  

•    "plugins": {
  

•        "requires": "nsPlugin"
  

•    },
  

•    "setup": [
  

•        "$IP link add dev $DUMMY type dummy || /bin/true"
  

•    ],
  

•    "cmdUnderTest": "$TC qdisc add dev $DUMMY handle 1: root netem delay 100ms 10ms distribution pareto loss 1%",
  

•    "expExitCode": "0",
  

•    "verifyCmd": "$TC qdisc show dev $DUMMY",
  

•    "matchPattern": "qdisc netem 1: root refcnt [0-9]+ .*delay 100ms  10ms loss 1%",
  

•    "matchCount": "1",
  

•    "teardown": [
  

•        "$TC qdisc del dev $DUMMY handle 1: root",
  

•        "$IP link del dev $DUMMY type dummy"
  

•    ]
  

• },
• {

•    "id": "e01a",
  

•    "name": "Create NETEM with distribution and loss state flag",
  

•    "category": [
  

•        "qdisc",
  

•        "netem"
  

•    ],
  

•    "plugins": {
  

•        "requires": "nsPlugin"
  

•    },
  

•    "setup": [
  

•        "$IP link add dev $DUMMY type dummy || /bin/true"
  

•    ],
  

•    "cmdUnderTest": "$TC qdisc add dev $DUMMY handle 1: root netem delay 100ms 10ms distribution paretonormal loss state 1",
  

•    "expExitCode": "0",
  

•    "verifyCmd": "$TC qdisc show dev $DUMMY",
  

•    "matchPattern": "qdisc netem 1: root refcnt [0-9]+ .*delay 100ms  10ms loss state p13 1% p31 99% p32 0% p23 100% p14 0%",
  

•    "matchCount": "1",
  

•    "teardown": [
  

•        "$TC qdisc del dev $DUMMY handle 1: root",
  

•        "$IP link del dev $DUMMY type dummy"
  

•    ]
  

• },
• {

•    "id": "ba29",
  

•    "name": "Create NETEM with loss gemodel flag",
  

•    "category": [
  

•        "qdisc",
  

•        "netem"
  

•    ],
  

•    "plugins": {
  

•        "requires": "nsPlugin"
  

•    },
  

•    "setup": [
  

•        "$IP link add dev $DUMMY type dummy || /bin/true"
  

•    ],
  

•    "cmdUnderTest": "$TC qdisc add dev $DUMMY handle 1: root netem loss gemodel 1%",
  

•    "expExitCode": "0",
  

•    "verifyCmd": "$TC qdisc show dev $DUMMY",
  

•    "matchPattern": "qdisc netem 1: root refcnt [0-9]+ .*loss gemodel p 1%",
  

•    "matchCount": "1",
  

•    "teardown": [
  

•        "$TC qdisc del dev $DUMMY handle 1: root",
  

•        "$IP link del dev $DUMMY type dummy"
  

•    ]
  

• },
• {

•    "id": "0492",
  

•    "name": "Create NETEM with reorder flag",
  

•    "category": [
  

•        "qdisc",
  

•        "netem"
  

•    ],
  

•    "plugins": {
  

•        "requires": "nsPlugin"
  

•    },
  

•    "setup": [
  

•        "$IP link add dev $DUMMY type dummy || /bin/true"
  

•    ],
  

•    "cmdUnderTest": "$TC qdisc add dev $DUMMY handle 1: root netem delay 100ms 10ms reorder 2% gap 100",
  

•    "expExitCode": "0",
  

•    "verifyCmd": "$TC qdisc show dev $DUMMY",
  

•    "matchPattern": "qdisc netem 1: root refcnt [0-9]+ .*reorder 2%",
  

•    "matchCount": "1",
  

•    "teardown": [
  

•        "$TC qdisc del dev $DUMMY handle 1: root",
  

•        "$IP link del dev $DUMMY type dummy"
  

•    ]
  

• },
• {

•    "id": "7862",
  

•    "name": "Create NETEM with rate limit",
  

•    "category": [
  

•        "qdisc",
  

•        "netem"
  

•    ],
  

•    "plugins": {
  

•        "requires": "nsPlugin"
  

•    },
  

•    "setup": [
  

•        "$IP link add dev $DUMMY type dummy || /bin/true"
  

•    ],
  

•    "cmdUnderTest": "$TC qdisc add dev $DUMMY handle 1: root netem rate 20000",
  

•    "expExitCode": "0",
  

•    "verifyCmd": "$TC qdisc show dev $DUMMY",
  

•    "matchPattern": "qdisc netem 1: root refcnt [0-9]+ .*rate 20Kbit",
  

•    "matchCount": "1",
  

•    "teardown": [
  

•        "$TC qdisc del dev $DUMMY handle 1: root",
  

•        "$IP link del dev $DUMMY type dummy"
  

•    ]
  

• },
• {

•    "id": "7235",
  

•    "name": "Create NETEM with multiple slot rate",
  

•    "category": [
  

•        "qdisc",
  

•        "netem"
  

•    ],
  

•    "plugins": {
  

•        "requires": "nsPlugin"
  

•    },
  

•    "setup": [
  

•        "$IP link add dev $DUMMY type dummy || /bin/true"
  

•    ],
  

•    "cmdUnderTest": "$TC qdisc add dev $DUMMY handle 1: root netem slot 10 200 packets 2000 bytes 9000",
  

•    "expExitCode": "0",
  

•    "verifyCmd": "$TC qdisc show dev $DUMMY",
  

•    "matchPattern": "qdisc netem 1: root refcnt [0-9]+ .*slot 10ns 200ns packets 2000 bytes 9000",
  

•    "matchCount": "1",
  

•    "teardown": [
  

•        "$TC qdisc del dev $DUMMY handle 1: root",
  

•        "$IP link del dev $DUMMY type dummy"
  

•    ]
  

• },
• {

•    "id": "5439",
  

•    "name": "Create NETEM with multiple slot setting",
  

•    "category": [
  

•        "qdisc",
  

•        "netem"
  

•    ],
  

•    "plugins": {
  

•        "requires": "nsPlugin"
  

•    },
  

•    "setup": [
  

•        "$IP link add dev $DUMMY type dummy || /bin/true"
  

•    ],
  

•    "cmdUnderTest": "$TC qdisc add dev $DUMMY handle 1: root netem slot distribution pareto 1ms 0.1ms",
  

•    "expExitCode": "0",
  

•    "verifyCmd": "$TC qdisc show dev $DUMMY",
  

•    "matchPattern": "qdisc netem 1: root refcnt [0-9]+ .*slot distribution 1ms 100us",
  

•    "matchCount": "1",
  

•    "teardown": [
  

•        "$TC qdisc del dev $DUMMY handle 1: root",
  

•        "$IP link del dev $DUMMY type dummy"
  

•    ]
  

• },
• {

•    "id": "5029",
  

•    "name": "Change NETEM with loss state",
  

•    "category": [
  

•        "qdisc",
  

•        "netem"
  

•    ],
  

•    "plugins": {
  

•        "requires": "nsPlugin"
  

•    },
  

•    "setup": [
  

•        "$IP link add dev $DUMMY type dummy || /bin/true",
  

•        "$TC qdisc add dev $DUMMY handle 1: root netem delay 100ms 10ms distribution normal loss 1%"
  

•    ],
  

•    "cmdUnderTest": "$TC qdisc change dev $DUMMY handle 1: root netem delay 100ms 10ms distribution normal loss 2%",
  

•    "expExitCode": "0",
  

•    "verifyCmd": "$TC qdisc show dev $DUMMY",
  

•    "matchPattern": "qdisc netem 1: root refcnt [0-9]+ .*loss 2%",
  

•    "matchCount": "1",
  

•    "teardown": [
  

•        "$TC qdisc del dev $DUMMY handle 1: root",
  

•        "$IP link del dev $DUMMY type dummy"
  

•    ]
  

• },
• {

•    "id": "3785",
  

•    "name": "Replace NETEM with delay time",
  

•    "category": [
  

•        "qdisc",
  

•        "netem"
  

•    ],
  

•    "plugins": {
  

•        "requires": "nsPlugin"
  

•    },
  

•    "setup": [
  

•        "$IP link add dev $DUMMY type dummy || /bin/true",
  

•        "$TC qdisc add dev $DUMMY handle 1: root netem delay 100ms 10ms distribution normal loss 1%"
  

•    ],
  

•    "cmdUnderTest": "$TC qdisc replace dev $DUMMY handle 1: root netem delay 200ms 10ms",
  

•    "expExitCode": "0",
  

•    "verifyCmd": "$TC qdisc show dev $DUMMY",
  

•    "matchPattern": "qdisc netem 1: root refcnt [0-9]+ .*delay 200ms  10ms",
  

•    "matchCount": "1",
  

•    "teardown": [
  

•        "$TC qdisc del dev $DUMMY handle 1: root",
  

•        "$IP link del dev $DUMMY type dummy"
  

•    ]
  

• },
• {

•    "id": "4502",
  

•    "name": "Delete NETEM with handle",
  

•    "category": [
  

•        "qdisc",
  

•        "netem"
  

•    ],
  

•    "plugins": {
  

•        "requires": "nsPlugin"
  

•    },
  

•    "setup": [
  

•        "$IP link add dev $DUMMY type dummy || /bin/true",
  

•        "$TC qdisc add dev $DUMMY handle 1: root netem delay 100ms 10ms distribution normal"
  

•    ],
  

•    "cmdUnderTest": "$TC qdisc del dev $DUMMY handle 1: root",
  

•    "expExitCode": "0",
  

•    "verifyCmd": "$TC qdisc show dev $DUMMY",
  

•    "matchPattern": "qdisc netem 1: root refcnt [0-9]+ .*delay 100ms  10ms",
  

•    "matchCount": "0",
  

•    "teardown": [
  

•        "$IP link del dev $DUMMY type dummy"
  

•    ]
  

• },
• {

•    "id": "0785",
  

•    "name": "Show NETEM class",
  

•    "category": [
  

•        "qdisc",
  

•        "netem"
  

•    ],
  

•    "plugins": {
  

•        "requires": "nsPlugin"
  

•    },
  

•    "setup": [
  

•        "$IP link add dev $DUMMY type dummy || /bin/true"
  

•    ],
  

•    "cmdUnderTest": "$TC qdisc add dev $DUMMY handle 1: root netem",
  

•    "expExitCode": "0",
  

•    "verifyCmd": "$TC class show dev $DUMMY",
  

•    "matchPattern": "class netem 1:",
  

•    "matchCount": "0",
  

•    "teardown": [
  

•        "$TC qdisc del dev $DUMMY handle 1: root",
  

•        "$IP link del dev $DUMMY type dummy"
  

•    ]
  

• }

+]

2.17.1