selftests/tc-testing: add selftests for htb qdisc

Test 0904: Create HTB with default setting
Test 3906: Create HTB with default-N setting
Test 8492: Create HTB with r2q setting
Test 9502: Create HTB with direct_qlen setting
Test b924: Create HTB with class rate and burst setting
Test 4359: Create HTB with class mpu setting
Test 9048: Create HTB with class prio setting
Test 4994: Create HTB with class ceil setting
Test 9523: Create HTB with class cburst setting
Test 5353: Create HTB with class mtu setting
Test 346a: Create HTB with class quantum setting
Test 303a: Delete HTB with handle

Signed-off-by: Zhengchao Shao <shaozhengchao@huawei.com>
Reviewed-by: Victor Nogueira <victor@mojatatu.com>
Tested-by: Victor Nogueira <victor@mojatatu.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

1 files changed, 285 insertions, 0 deletions

diff --git a/tools/testing/selftests/tc-testing/tc-tests/qdiscs/htb.json b/tools/testing/selftests/tc-testing/tc-tests/qdiscs/htb.json
new file mode 100644
index 000000000000..9529899482e0
--- /dev/null
+++ b/tools/testing/selftests/tc-testing/tc-tests/qdiscs/htb.json
@@ -0,0 +1,285 @@
+[
+    {
+        "id": "0904",
+        "name": "Create HTB with default setting",
+        "category": [
+            "qdisc",
+            "htb"
+        ],
+        "plugins": {
+            "requires": "nsPlugin"
+        },
+        "setup": [
+            "$IP link add dev $DUMMY type dummy || /bin/true"
+        ],
+        "cmdUnderTest": "$TC qdisc add dev $DUMMY handle 1: root htb",
+        "expExitCode": "0",
+        "verifyCmd": "$TC qdisc show dev $DUMMY",
+        "matchPattern": "qdisc htb 1: root refcnt [0-9]+ r2q 10 default 0 direct_packets_stat.*direct_qlen",
+        "matchCount": "1",
+        "teardown": [
+            "$TC qdisc del dev $DUMMY handle 1: root",
+            "$IP link del dev $DUMMY type dummy"
+        ]
+    },
+    {
+        "id": "3906",
+        "name": "Create HTB with default-N setting",
+        "category": [
+            "qdisc",
+            "htb"
+        ],
+        "plugins": {
+            "requires": "nsPlugin"
+        },
+        "setup": [
+            "$IP link add dev $DUMMY type dummy || /bin/true"
+        ],
+        "cmdUnderTest": "$TC qdisc add dev $DUMMY handle 1: root htb default 10",
+        "expExitCode": "0",
+        "verifyCmd": "$TC qdisc show dev $DUMMY",
+        "matchPattern": "qdisc htb 1: root refcnt [0-9]+ r2q 10 default 0x10 direct_packets_stat.* direct_qlen",
+        "matchCount": "1",
+        "teardown": [
+            "$TC qdisc del dev $DUMMY handle 1: root",
+            "$IP link del dev $DUMMY type dummy"
+        ]
+    },
+    {
+        "id": "8492",
+        "name": "Create HTB with r2q setting",
+        "category": [
+            "qdisc",
+            "htb"
+        ],
+        "plugins": {
+            "requires": "nsPlugin"
+        },
+        "setup": [
+            "$IP link add dev $DUMMY type dummy || /bin/true"
+        ],
+        "cmdUnderTest": "$TC qdisc add dev $DUMMY handle 1: root htb r2q 5",
+        "expExitCode": "0",
+        "verifyCmd": "$TC qdisc show dev $DUMMY",
+        "matchPattern": "qdisc htb 1: root refcnt [0-9]+ r2q 5 default 0 direct_packets_stat.*direct_qlen",
+        "matchCount": "1",
+        "teardown": [
+            "$TC qdisc del dev $DUMMY handle 1: root",
+            "$IP link del dev $DUMMY type dummy"
+        ]
+    },
+    {
+        "id": "9502",
+        "name": "Create HTB with direct_qlen setting",
+        "category": [
+            "qdisc",
+            "htb"
+        ],
+        "plugins": {
+            "requires": "nsPlugin"
+        },
+        "setup": [
+            "$IP link add dev $DUMMY type dummy || /bin/true"
+        ],
+        "cmdUnderTest": "$TC qdisc add dev $DUMMY handle 1: root htb direct_qlen 1024",
+        "expExitCode": "0",
+        "verifyCmd": "$TC qdisc show dev $DUMMY",
+        "matchPattern": "qdisc htb 1: root refcnt [0-9]+ r2q 10 default 0 direct_packets_stat.*direct_qlen 1024",
+        "matchCount": "1",
+        "teardown": [
+            "$TC qdisc del dev $DUMMY handle 1: root",
+            "$IP link del dev $DUMMY type dummy"
+        ]
+    },
+    {
+        "id": "b924",
+        "name": "Create HTB with class rate and burst setting",
+        "category": [
+            "qdisc",
+            "htb"
+        ],
+        "plugins": {
+            "requires": "nsPlugin"
+        },
+        "setup": [
+            "$IP link add dev $DUMMY type dummy || /bin/true",
+            "$TC qdisc add dev $DUMMY handle 1: root htb"
+        ],
+        "cmdUnderTest": "$TC class add dev $DUMMY parent 1: classid 1:1 htb rate 20kbit burst 1000",
+        "expExitCode": "0",
+        "verifyCmd": "$TC class show dev $DUMMY",
+        "matchPattern": "class htb 1:1 root prio 0 rate 20Kbit ceil 20Kbit burst 1000b cburst 1600b",
+        "matchCount": "1",
+        "teardown": [
+            "$TC qdisc del dev $DUMMY handle 1: root",
+            "$IP link del dev $DUMMY type dummy"
+        ]
+    },
+    {
+        "id": "4359",
+        "name": "Create HTB with class mpu setting",
+        "category": [
+            "qdisc",
+            "htb"
+        ],
+        "plugins": {
+            "requires": "nsPlugin"
+        },
+        "setup": [
+            "$IP link add dev $DUMMY type dummy || /bin/true",
+            "$TC qdisc add dev $DUMMY handle 1: root htb"
+        ],
+        "cmdUnderTest": "$TC class add dev $DUMMY parent 1: classid 1:1 htb rate 20Kbit mpu 64",
+        "expExitCode": "0",
+        "verifyCmd": "$TC class show dev $DUMMY",
+        "matchPattern": "class htb 1:1 root prio 0 rate 20Kbit ceil 20Kbit burst 1600b cburst 1600b",
+        "matchCount": "1",
+        "teardown": [
+            "$TC qdisc del dev $DUMMY handle 1: root",
+            "$IP link del dev $DUMMY type dummy"
+        ]
+    },
+    {
+        "id": "9048",
+        "name": "Create HTB with class prio setting",
+        "category": [
+            "qdisc",
+            "htb"
+        ],
+        "plugins": {
+            "requires": "nsPlugin"
+        },
+        "setup": [
+            "$IP link add dev $DUMMY type dummy || /bin/true",
+            "$TC qdisc add dev $DUMMY handle 1: root htb"
+        ],
+        "cmdUnderTest": "$TC class add dev $DUMMY parent 1: classid 1:1 htb rate 20Kbit prio 1",
+        "expExitCode": "0",
+        "verifyCmd": "$TC class show dev $DUMMY",
+        "matchPattern": "class htb 1:1 root prio 1 rate 20Kbit ceil 20Kbit burst 1600b cburst 1600b",
+        "matchCount": "1",
+        "teardown": [
+            "$TC qdisc del dev $DUMMY handle 1: root",
+            "$IP link del dev $DUMMY type dummy"
+        ]
+    },
+    {
+        "id": "4994",
+        "name": "Create HTB with class ceil setting",
+        "category": [
+            "qdisc",
+            "htb"
+        ],
+        "plugins": {
+            "requires": "nsPlugin"
+        },
+        "setup": [
+            "$IP link add dev $DUMMY type dummy || /bin/true",
+            "$TC qdisc add dev $DUMMY handle 1: root htb"
+        ],
+        "cmdUnderTest": "$TC class add dev $DUMMY parent 1: classid 1:1 htb rate 20Kbit ceil 10Kbit",
+        "expExitCode": "0",
+        "verifyCmd": "$TC class show dev $DUMMY",
+        "matchPattern": "class htb 1:1 root prio 0 rate 20Kbit ceil 10Kbit burst 1600b cburst 1600b",
+        "matchCount": "1",
+        "teardown": [
+            "$TC qdisc del dev $DUMMY handle 1: root",
+            "$IP link del dev $DUMMY type dummy"
+        ]
+    },
+    {
+        "id": "9523",
+        "name": "Create HTB with class cburst setting",
+        "category": [
+            "qdisc",
+            "htb"
+        ],
+        "plugins": {
+            "requires": "nsPlugin"
+        },
+        "setup": [
+            "$IP link add dev $DUMMY type dummy || /bin/true",
+            "$TC qdisc add dev $DUMMY handle 1: root htb"
+        ],
+        "cmdUnderTest": "$TC class add dev $DUMMY parent 1: classid 1:1 htb rate 20Kbit cburst 2000",
+        "expExitCode": "0",
+        "verifyCmd": "$TC class show dev $DUMMY",
+        "matchPattern": "class htb 1:1 root prio 0 rate 20Kbit ceil 20Kbit burst 1600b cburst 2000b",
+        "matchCount": "1",
+        "teardown": [
+            "$TC qdisc del dev $DUMMY handle 1: root",
+            "$IP link del dev $DUMMY type dummy"
+        ]
+    },
+    {
+        "id": "5353",
+        "name": "Create HTB with class mtu setting",
+        "category": [
+            "qdisc",
+            "htb"
+        ],
+        "plugins": {
+            "requires": "nsPlugin"
+        },
+        "setup": [
+            "$IP link add dev $DUMMY type dummy || /bin/true",
+            "$TC qdisc add dev $DUMMY handle 1: root htb"
+        ],
+        "cmdUnderTest": "$TC class add dev $DUMMY parent 1: classid 1:1 htb rate 20Kbit mtu 2048",
+        "expExitCode": "0",
+        "verifyCmd": "$TC class show dev $DUMMY",
+        "matchPattern": "class htb 1:1 root prio 0 rate 20Kbit ceil 20Kbit burst 2Kb cburst 2Kb",
+        "matchCount": "1",
+        "teardown": [
+            "$TC qdisc del dev $DUMMY handle 1: root",
+            "$IP link del dev $DUMMY type dummy"
+        ]
+    },
+    {
+        "id": "346a",
+        "name": "Create HTB with class quantum setting",
+        "category": [
+            "qdisc",
+            "htb"
+        ],
+        "plugins": {
+            "requires": "nsPlugin"
+        },
+        "setup": [
+            "$IP link add dev $DUMMY type dummy || /bin/true",
+            "$TC qdisc add dev $DUMMY handle 1: root htb"
+        ],
+        "cmdUnderTest": "$TC class add dev $DUMMY parent 1: classid 1:1 htb rate 20Kbit quantum 2048",
+        "expExitCode": "0",
+        "verifyCmd": "$TC class show dev $DUMMY",
+        "matchPattern": "class htb 1:1 root prio 0 rate 20Kbit ceil 20Kbit burst 1600b cburst 1600b",
+        "matchCount": "1",
+        "teardown": [
+            "$TC qdisc del dev $DUMMY handle 1: root",
+            "$IP link del dev $DUMMY type dummy"
+        ]
+    },
+    {
+        "id": "303a",
+        "name": "Delete HTB with handle",
+        "category": [
+            "qdisc",
+            "htb"
+        ],
+        "plugins": {
+            "requires": "nsPlugin"
+        },
+        "setup": [
+            "$IP link add dev $DUMMY type dummy || /bin/true",
+            "$TC qdisc add dev $DUMMY handle 1: root htb r2q 5"
+        ],
+        "cmdUnderTest": "$TC qdisc del dev $DUMMY handle 1: root",
+        "expExitCode": "0",
+        "verifyCmd": "$TC qdisc show dev $DUMMY",
+        "matchPattern": "qdisc htb 1: root refcnt [0-9]+",
+        "matchCount": "0",
+        "teardown": [
+            "$IP link del dev $DUMMY type dummy"
+        ]
+    }
+]