[
{
"id": "ca5e",
"name": "Check class delete notification for ffff:",
"category": [
"qdisc"
],
"plugins": {
"requires": "nsPlugin"
},
"setup": [
"$IP link set dev $DUMMY up || true",
"$IP addr add 10.10.10.10/24 dev $DUMMY || true",
"$TC qdisc add dev $DUMMY root handle 1: drr",
"$TC filter add dev $DUMMY parent 1: basic classid 1:1",
"$TC class add dev $DUMMY parent 1: classid 1:1 drr",
"$TC qdisc add dev $DUMMY parent 1:1 handle ffff: drr",
"$TC filter add dev $DUMMY parent ffff: basic classid ffff:1",
"$TC class add dev $DUMMY parent ffff: classid ffff:1 drr",
"$TC qdisc add dev $DUMMY parent ffff:1 netem delay 1s",
"ping -c1 -W0.01 -I $DUMMY 10.10.10.1 || true",
"$TC class del dev $DUMMY classid ffff:1",
"$TC class add dev $DUMMY parent ffff: classid ffff:1 drr"
],
"cmdUnderTest": "ping -c1 -W0.01 -I $DUMMY 10.10.10.1",
"expExitCode": "1",
"verifyCmd": "$TC -s qdisc ls dev $DUMMY",
"matchPattern": "drr 1: root",
"matchCount": "1",
"teardown": [
"$TC qdisc del dev $DUMMY root handle 1: drr",
"$IP addr del 10.10.10.10/24 dev $DUMMY"
]
},
{
"id": "e4b7",
"name": "Check class delete notification for root ffff:",
"category": [
"qdisc"
],
"plugins": {
"requires": "nsPlugin"
},
"setup": [
"$IP link set dev $DUMMY up || true",
"$IP addr add 10.10.10.10/24 dev $DUMMY || true",
"$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 qdisc add dev $DUMMY parent ffff:1 netem delay 1s",
"ping -c1 -W0.01 -I $DUMMY 10.10.10.1 || true",
"$TC class del dev $DUMMY classid ffff:1",
"$TC class add dev $DUMMY parent ffff: classid ffff:1 drr"
],
"cmdUnderTest": "ping -c1 -W0.01 -I $DUMMY 10.10.10.1",
"expExitCode": "1",
"verifyCmd": "$TC qdisc ls dev $DUMMY",
"matchPattern": "drr ffff: root",
"matchCount": "1",
"teardown": [
"$TC qdisc del dev $DUMMY root handle ffff: drr",
"$IP addr del 10.10.10.10/24 dev $DUMMY"
]
},
{
"id": "33a9",
"name": "Check ingress is not searchable on backlog update",
"category": [
"qdisc"
],
"plugins": {
"requires": "nsPlugin"
},
"setup": [
"$IP link set dev $DUMMY up || true",
"$IP addr add 10.10.10.10/24 dev $DUMMY || true",
"$TC qdisc add dev $DUMMY ingress",
"$TC qdisc add dev $DUMMY root handle 1: drr",
"$TC filter add dev $DUMMY parent 1: basic classid 1:1",
"$TC class add dev $DUMMY parent 1: classid 1:1 drr",
"$TC qdisc add dev $DUMMY parent 1:1 handle 2: drr",
"$TC filter add dev $DUMMY parent 2: basic classid 2:1",
"$TC class add dev $DUMMY parent 2: classid 2:1 drr",
"$TC qdisc add dev $DUMMY parent 2:1 netem delay 1s",
"ping -c1 -W0.01 -I $DUMMY 10.10.10.1 || true"
],
"cmdUnderTest": "$TC class del dev $DUMMY classid 2:1",
"expExitCode": "0",
"verifyCmd": "$TC qdisc ls dev $DUMMY",
"matchPattern": "drr 1: root",
"matchCount": "1",
"teardown": [
"$TC qdisc del dev $DUMMY root handle 1: drr",
"$TC qdisc del dev $DUMMY ingress",
"$IP addr del 10.10.10.10/24 dev $DUMMY"
]
},
{
"id": "a4b9",
"name": "Test class qlen notification",
"category": [
"qdisc"
],
"plugins": {
"requires": "nsPlugin"
},
"setup": [
"$IP link set dev $DUMMY up || true",
"$IP addr add 10.10.10.10/24 dev $DUMMY || true",
"$TC qdisc add dev $DUMMY root handle 1: drr",
"$TC filter add dev $DUMMY parent 1: basic classid 1:1",
"$TC class add dev $DUMMY parent 1: classid 1:1 drr",
"$TC qdisc add dev $DUMMY parent 1:1 handle 2: netem",
"$TC qdisc add dev $DUMMY parent 2: handle 3: drr",
"$TC filter add dev $DUMMY parent 3: basic action drop",
"$TC class add dev $DUMMY parent 3: classid 3:1 drr",
"$TC class del dev $DUMMY classid 1:1",
"$TC class add dev $DUMMY parent 1: classid 1:1 drr"
],
"cmdUnderTest": "ping -c1 -W0.01 -I $DUMMY 10.10.10.1",
"expExitCode": "1",
"verifyCmd": "$TC qdisc ls dev $DUMMY",
"matchPattern": "drr 1: root",
"matchCount": "1",
"teardown": [
"$TC qdisc del dev $DUMMY root handle 1: drr",
"$IP addr del 10.10.10.10/24 dev $DUMMY"
]
},
{
"id": "5456",
"name": "Test htb_dequeue_tree with deactivation and row emptying",
"category": [
"qdisc",
"htb"
],
"plugins": {
"requires": "nsPlugin"
},
"setup": [
"$IP link set dev $DUMMY up || true",
"$IP addr add 10.10.11.10/24 dev $DUMMY || true",
"$TC qdisc add dev $DUMMY root handle 1: htb default 1",
"$TC class add dev $DUMMY parent 1: classid 1:1 htb rate 64bit ",
"$TC qdisc add dev $DUMMY parent 1:1 handle 2: netem",
"$TC qdisc add dev $DUMMY parent 2:1 handle 3: blackhole"
],
"cmdUnderTest": "ping -c1 -W0.01 -I $DUMMY 10.10.11.11",
"expExitCode": "1",
"verifyCmd": "$TC -j qdisc show dev $DUMMY",
"matchJSON": [],
"teardown": [
"$TC qdisc del dev $DUMMY root"
]
},
{
"id": "c024",
"name": "Test TBF with SKBPRIO - catch qlen corner cases",
"category": [
"qdisc",
"tbf",
"skbprio"
],
"plugins": {
"requires": "nsPlugin"
},
"setup": [
"$IP link set dev $DUMMY up || true",
"$IP addr add 10.10.10.10/24 dev $DUMMY || true",
"$TC qdisc add dev $DUMMY handle 1: root tbf rate 100bit burst 2000 limit 1000",
"$TC qdisc add dev $DUMMY parent 1: handle 10: skbprio limit 1",
"ping -c 1 -W 0.1 -Q 0x00 -s 1400 -I $DUMMY 10.10.10.1 > /dev/null || true",
"ping -c 1 -W 0.1 -Q 0x1c -s 1400 -I $DUMMY 10.10.10.1 > /dev/null || true",
"ping -c 1 -W 0.1 -Q 0x00 -s 1400 -I $DUMMY 10.10.10.1 > /dev/null || true",
"ping -c 1 -W 0.1 -Q 0x1c -s 1400 -I $DUMMY 10.10.10.1 > /dev/null || true",
"sleep 0.5"
],
"cmdUnderTest": "$TC -s qdisc show dev $DUMMY",
"expExitCode": "0",
"verifyCmd": "$TC -s qdisc show dev $DUMMY | grep -A 5 'qdisc skbprio'",
"matchPattern": "dropped [1-9][0-9]*",
"matchCount": "1",
"teardown": [
"$TC qdisc del dev $DUMMY handle 1: root",
"$IP addr del 10.10.10.10/24 dev $DUMMY || true"
]
},
{
"id": "34c0",
"name": "Test TBF with HHF Backlog Accounting in gso_skb case against underflow",
"category": [
"qdisc",
"tbf",
"hhf"
],
"plugins": {
"requires": [
"nsPlugin"
]
},
"setup": [
"$IP link set dev $DUMMY up || true",
"$IP addr add 10.10.11.10/24 dev $DUMMY || true",
"$TC qdisc add dev $DUMMY root handle 1: tbf rate 8bit burst 100b latency 100ms",
"$TC qdisc replace dev $DUMMY handle 2: parent 1:1 hhf limit 1000",
[
"ping -I $DUMMY -c2 10.10.11.11",
1
],
"$TC qdisc change dev $DUMMY handle 2: parent 1:1 hhf limit 1"
],
"cmdUnderTest": "$TC qdisc del dev $DUMMY handle 2: parent 1:1",
"expExitCode": "0",
"verifyCmd": "$TC -s qdisc show dev $DUMMY",
"matchPattern": "backlog 0b 0p",
"matchCount": "1",
"teardown": [
"$TC qdisc del dev $DUMMY handle 1: root"
]
},
{
"id": "fd68",
"name": "Test TBF with CODEL Backlog Accounting in gso_skb case against underflow",
"category": [
"qdisc",
"tbf",
"codel"
],
"plugins": {
"requires": [
"nsPlugin"
]
},
"setup": [
"$IP link set dev $DUMMY up || true",
"$IP addr add 10.10.11.10/24 dev $DUMMY || true",
"$TC qdisc add dev $DUMMY root handle 1: tbf rate 8bit burst 100b latency 100ms",
"$TC qdisc replace dev $DUMMY handle 2: parent 1:1 codel limit 1000",
[
"ping -I $DUMMY -c2 10.10.11.11",
1
],
"$TC qdisc change dev $DUMMY handle 2: parent 1:1 codel limit 1"
],
"cmdUnderTest": "$TC qdisc del dev $DUMMY handle 2: parent 1:1",
"expExitCode": "0",
"verifyCmd": "$TC -s qdisc show dev $DUMMY",
"matchPattern": "backlog 0b 0p",
"matchCount": "1",
"teardown": [
"$TC qdisc del dev $DUMMY handle 1: root"
]
},
{
"id": "514e",
"name": "Test TBF with PIE Backlog Accounting in gso_skb case against underflow",
"category": [
"qdisc",
"tbf",
"pie"
],
"plugins": {
"requires": [
"nsPlugin"
]
},
"setup": [
"$IP link set dev $DUMMY up || true",
"$IP addr add 10.10.11.10/24 dev $DUMMY || true",
"$TC qdisc add dev $DUMMY root handle 1: tbf rate 8bit burst 100b latency 100ms",
"$TC qdisc replace dev $DUMMY handle 2: parent 1:1 pie limit 1000",
[
"ping -I $DUMMY -c2 10.10.11.11",
1
],
"$TC qdisc change dev $DUMMY handle 2: parent 1:1 pie limit 1"
],
"cmdUnderTest": "$TC qdisc del dev $DUMMY handle 2: parent 1:1",
"expExitCode": "0",
"verifyCmd": "$TC -s qdisc show dev $DUMMY",
"matchPattern": "backlog 0b 0p",
"matchCount": "1",
"teardown": [
"$TC qdisc del dev $DUMMY handle 1: root"
]
},
{
"id": "6c97",
"name": "Test TBF with FQ Backlog Accounting in gso_skb case against underflow",
"category": [
"qdisc",
"tbf",
"fq"
],
"plugins": {
"requires": [
"nsPlugin"
]
},
"setup": [
"$IP link set dev $DUMMY up || true",
"$IP addr add 10.10.11.10/24 dev $DUMMY || true",
"$TC qdisc add dev $DUMMY root handle 1: tbf rate 8bit burst 100b latency 100ms",
"$TC qdisc replace dev $DUMMY handle 2: parent 1:1 fq limit 1000",
[
"ping -I $DUMMY -c2 10.10.11.11",
1
],
"$TC qdisc change dev $DUMMY handle 2: parent 1:1 fq limit 1"
],
"cmdUnderTest": "$TC qdisc del dev $DUMMY handle 2: parent 1:1",
"expExitCode": "0",
"verifyCmd": "$TC -s qdisc show dev $DUMMY",
"matchPattern": "backlog 0b 0p",
"matchCount": "1",
"teardown": [
"$TC qdisc del dev $DUMMY handle 1: root"
]
},
{
"id": "5d0b",
"name": "Test TBF with FQ_CODEL Backlog Accounting in gso_skb case against underflow",
"category": [
"qdisc",
"tbf",
"fq_codel"
],
"plugins": {
"requires": [
"nsPlugin"
]
},
"setup": [
"$IP link set dev $DUMMY up || true",
"$IP addr add 10.10.11.10/24 dev $DUMMY || true",
"$TC qdisc add dev $DUMMY root handle 1: tbf rate 8bit burst 100b latency 100ms",
"$TC qdisc replace dev $DUMMY handle 2: parent 1:1 fq_codel limit 1000",
[
"ping -I $DUMMY -c2 10.10.11.11",
1
],
"$TC qdisc change dev $DUMMY handle 2: parent 1:1 fq_codel limit 1"
],
"cmdUnderTest": "$TC qdisc del dev $DUMMY handle 2: parent 1:1",
"expExitCode": "0",
"verifyCmd": "$TC -s qdisc show dev $DUMMY",
"matchPattern": "backlog 0b 0p",
"matchCount": "1",
"teardown": [
"$TC qdisc del dev $DUMMY handle 1: root"
]
},
{
"id": "21c3",
"name": "Test TBF with FQ_PIE Backlog Accounting in gso_skb case against underflow",
"category": [
"qdisc",
"tbf",
"fq_pie"
],
"plugins": {
"requires": [
"nsPlugin"
]
},
"setup": [
"$IP link set dev $DUMMY up || true",
"$IP addr add 10.10.11.10/24 dev $DUMMY || true",
"$TC qdisc add dev $DUMMY root handle 1: tbf rate 8bit burst 100b latency 100ms",
"$TC qdisc replace dev $DUMMY handle 2: parent 1:1 fq_pie limit 1000",
[
"ping -I $DUMMY -c2 10.10.11.11",
1
],
"$TC qdisc change dev $DUMMY handle 2: parent 1:1 fq_pie limit 1"
],
"cmdUnderTest": "$TC qdisc del dev $DUMMY handle 2: parent 1:1",
"expExitCode": "0",
"verifyCmd": "$TC -s qdisc show dev $DUMMY",
"matchPattern": "backlog 0b 0p",
"matchCount": "1",
"teardown": [
"$TC qdisc del dev $DUMMY handle 1: root"
]
},
{
"id": "a4bb",
"name": "Test FQ_CODEL with HTB parent - force packet drop with empty queue",
"category": [
"qdisc",
"fq_codel",
"htb"
],
"plugins": {
"requires": [
"nsPlugin",
"scapyPlugin"
]
},
"setup": [
"$TC qdisc add dev $IFB handle 1: root htb default 10",
"$TC class add dev $IFB parent 1: classid 1:10 htb rate 1kbit",
"$TC qdisc add dev $IFB parent 1:10 handle 10: fq_codel memory_limit 1 flows 1 target 0.1ms interval 1ms",
"$TC filter add dev $IFB parent 1: protocol ip prio 1 u32 match ip protocol 1 0xff flowid 1:10",
"$TC qdisc add dev $DEV1 ingress",
"$TC filter add dev $DEV1 ingress protocol ip prio 1 u32 match ip protocol 1 0xff action mirred egress mirror dev $IFB"
],
"scapy": {
"iface": "$DEV0",
"count": 5,
"packet": "Ether()/IP(dst='10.10.10.1', src='10.10.10.10')/ICMP()"
},
"cmdUnderTest": "$TC -s qdisc show dev $IFB",
"expExitCode": "0",
"verifyCmd": "$TC -s qdisc show dev $IFB | grep -A 5 'qdisc fq_codel'",
"matchPattern": "dropped [1-9][0-9]*",
"matchCount": "1",
"teardown": [
"$TC qdisc del dev $IFB root",
"$TC qdisc del dev $DEV1 ingress"
]
},
{
"id": "a4be",
"name": "Test FQ_CODEL with QFQ parent - force packet drop with empty queue",
"category": [
"qdisc",
"fq_codel",
"qfq"
],
"plugins": {
"requires": [
"nsPlugin",
"scapyPlugin"
]
},
"setup": [
"$TC qdisc add dev $IFB handle 1: root qfq",
"$TC class add dev $IFB parent 1: classid 1:10 qfq weight 1 maxpkt 1000",
"$TC qdisc add dev $IFB parent 1:10 handle 10: fq_codel memory_limit 1 flows 1 target 0.1ms interval 1ms",
"$TC filter add dev $IFB parent 1: protocol ip prio 1 u32 match ip protocol 1 0xff flowid 1:10",
"$TC qdisc add dev $DEV1 ingress",
"$TC filter add dev $DEV1 ingress protocol ip prio 1 u32 match ip protocol 1 0xff action mirred egress mirror dev $IFB"
],
"scapy": {
"iface": "$DEV0",
"count": 10,
"packet": "Ether()/IP(dst='10.10.10.1', src='10.10.10.10')/ICMP()"
},
"cmdUnderTest": "$TC -s qdisc show dev $IFB",
"expExitCode": "0",
"verifyCmd": "$TC -s qdisc show dev $IFB | grep -A 5 'qdisc fq_codel'",
"matchPattern": "dropped [1-9][0-9]*",
"matchCount": "1",
"teardown": [
"$TC qdisc del dev $IFB root",
"$TC qdisc del dev $DEV1 ingress"
]
},
{
"id": "a4bf",
"name": "Test FQ_CODEL with HFSC parent - force packet drop with empty queue",
"category": [
"qdisc",
"fq_codel",
"hfsc"
],
"plugins": {
"requires": [
"nsPlugin",
"scapyPlugin"
]
},
"setup": [
"$TC qdisc add dev $IFB handle 1: root hfsc default 10",
"$TC class add dev $IFB parent 1: classid 1:10 hfsc sc rate 1kbit ul rate 1kbit",
"$TC qdisc add dev $IFB parent 1:10 handle 10: fq_codel memory_limit 1 flows 1 target 0.1ms interval 1ms",
"$TC filter add dev $IFB parent 1: protocol ip prio 1 u32 match ip protocol 1 0xff flowid 1:10",
"$TC qdisc add dev $DEV1 ingress",
"$TC filter add dev $DEV1 ingress protocol ip prio 1 u32 match ip protocol 1 0xff action mirred egress mirror dev $IFB"
],
"scapy": {
"iface": "$DEV0",
"count": 5,
"packet": "Ether()/IP(dst='10.10.10.1', src='10.10.10.10')/ICMP()"
},
"cmdUnderTest": "$TC -s qdisc show dev $IFB",
"expExitCode": "0",
"verifyCmd": "$TC -s qdisc show dev $IFB | grep -A 5 'qdisc fq_codel'",
"matchPattern": "dropped [1-9][0-9]*",
"matchCount": "1",
"teardown": [
"$TC qdisc del dev $IFB root",
"$TC qdisc del dev $DEV1 ingress"
]
},
{
"id": "a4c0",
"name": "Test FQ_CODEL with DRR parent - force packet drop with empty queue",
"category": [
"qdisc",
"fq_codel",
"drr"
],
"plugins": {
"requires": [
"nsPlugin",
"scapyPlugin"
]
},
"setup": [
"$TC qdisc add dev $IFB handle 1: root drr",
"$TC class add dev $IFB parent 1: classid 1:10 drr quantum 1500",
"$TC qdisc add dev $IFB parent 1:10 handle 10: fq_codel memory_limit 1 flows 1 target 0.1ms interval 1ms",
"$TC filter add dev $IFB parent 1: protocol ip prio 1 u32 match ip protocol 1 0xff flowid 1:10",
"$TC qdisc add dev $DEV1 ingress",
"$TC filter add dev $DEV1 ingress protocol ip prio 1 u32 match ip protocol 1 0xff action mirred egress mirror dev $IFB"
],
"scapy": {
"iface": "$DEV0",
"count": 5,
"packet": "Ether()/IP(dst='10.10.10.1', src='10.10.10.10')/ICMP()"
},
"cmdUnderTest": "$TC -s qdisc show dev $IFB",
"expExitCode": "0",
"verifyCmd": "$TC -s qdisc show dev $IFB | grep -A 5 'qdisc fq_codel'",
"matchPattern": "dropped [1-9][0-9]*",
"matchCount": "1",
"teardown": [
"$TC qdisc del dev $IFB root",
"$TC qdisc del dev $DEV1 ingress"
]
},
{
"id": "a4c1",
"name": "Test FQ_CODEL with ETS parent - force packet drop with empty queue",
"category": [
"qdisc",
"fq_codel",
"ets"
],
"plugins": {
"requires": [
"nsPlugin",
"scapyPlugin"
]
},
"setup": [
"$TC qdisc add dev $IFB handle 1: root ets bands 2 strict 1",
"$TC class change dev $IFB parent 1: classid 1:1 ets",
"$TC qdisc add dev $IFB parent 1:1 handle 10: fq_codel memory_limit 1 flows 1 target 0.1ms interval 1ms",
"$TC filter add dev $IFB parent 1: protocol ip prio 1 u32 match ip protocol 1 0xff flowid 1:1",
"$TC qdisc add dev $DEV1 ingress",
"$TC filter add dev $DEV1 ingress protocol ip prio 1 u32 match ip protocol 1 0xff action mirred egress mirror dev $IFB"
],
"scapy": {
"iface": "$DEV0",
"count": 5,
"packet": "Ether()/IP(dst='10.10.10.1', src='10.10.10.10')/ICMP()"
},
"cmdUnderTest": "$TC -s qdisc show dev $IFB",
"expExitCode": "0",
"verifyCmd": "$TC -s qdisc show dev $IFB | grep -A 5 'qdisc fq_codel'",
"matchPattern": "dropped [1-9][0-9]*",
"matchCount": "1",
"teardown": [
"$TC qdisc del dev $IFB root",
"$TC qdisc del dev $DEV1 ingress"
]
},
{
"id": "a4c3",
"name": "Test HFSC with netem/blackhole - queue emptying during peek operation",
"category": [
"qdisc",
"hfsc",
"netem",
"blackhole"
],
"plugins": {
"requires": "nsPlugin"
},
"setup": [
"$IP link set dev $DUMMY up || true",
"$IP addr add 10.10.10.10/24 dev $DUMMY || true",
"$TC qdisc add dev $DUMMY handle 1:0 root drr",
"$TC class add dev $DUMMY parent 1:0 classid 1:1 drr",
"$TC class add dev $DUMMY parent 1:0 classid 1:2 drr",
"$TC qdisc add dev $DUMMY parent 1:1 handle 2:0 plug limit 1024",
"$TC qdisc add dev $DUMMY parent 1:2 handle 3:0 hfsc default 1",
"$TC class add dev $DUMMY parent 3:0 classid 3:1 hfsc rt m1 5Mbit d 10ms m2 10Mbit",
"$TC qdisc add dev $DUMMY parent 3:1 handle 4:0 netem delay 1ms",
"$TC qdisc add dev $DUMMY parent 4:1 handle 5:0 blackhole",
"ping -c 3 -W 0.01 -i 0.001 -s 1 10.10.10.10 -I $DUMMY > /dev/null 2>&1 || true",
"$TC class change dev $DUMMY parent 3:0 classid 3:1 hfsc sc m1 5Mbit d 10ms m2 10Mbit",
"$TC class del dev $DUMMY parent 3:0 classid 3:1",
"$TC class add dev $DUMMY parent 3:0 classid 3:1 hfsc rt m1 5Mbit d 10ms m2 10Mbit",
"ping -c 3 -W 0.01 -i 0.001 -s 1 10.10.10.10 -I $DUMMY > /dev/null 2>&1 || true"
],
"cmdUnderTest": "$TC class change dev $DUMMY parent 3:0 classid 3:1 hfsc sc m1 5Mbit d 10ms m2 10Mbit",
"expExitCode": "0",
"verifyCmd": "$TC -s qdisc show dev $DUMMY",
"matchPattern": "qdisc hfsc 3:.*parent 1:2.*default 0x1",
"matchCount": "1",
"teardown": [
"$TC qdisc del dev $DUMMY handle 1:0 root",
"$IP addr del 10.10.10.10/24 dev $DUMMY || true"
]
},
{
"id": "90ec",
"name": "Test DRR's enqueue reentrant behaviour with netem",
"category": [
"qdisc",
"drr"
],
"plugins": {
"requires": "nsPlugin"
},
"setup": [
"$IP link set dev $DUMMY up || true",
"$IP addr add 10.10.10.10/24 dev $DUMMY || true",
"$TC qdisc add dev $DUMMY handle 1:0 root drr",
"$TC class replace dev $DUMMY parent 1:0 classid 1:1 drr",
"$TC qdisc add dev $DUMMY parent 1:1 handle 2:0 netem duplicate 100%",
"$TC filter add dev $DUMMY parent 1:0 protocol ip prio 1 u32 match ip protocol 1 0xff flowid 1:1"
],
"cmdUnderTest": "ping -c 1 -I $DUMMY 10.10.10.1 > /dev/null || true",
"expExitCode": "0",
"verifyCmd": "$TC -j -s qdisc ls dev $DUMMY handle 1:0",
"matchJSON": [
{
"kind": "drr",
"handle": "1:",
"bytes": 196,
"packets": 2
}
],
"matchCount": "1",
"teardown": [
"$TC qdisc del dev $DUMMY handle 1:0 root",
"$IP addr del 10.10.10.10/24 dev $DUMMY || true"
]
},
{
"id": "1f1f",
"name": "Test ETS's enqueue reentrant behaviour with netem",
"category": [
"qdisc",
"ets"
],
"plugins": {
"requires": "nsPlugin"
},
"setup": [
"$IP link set dev $DUMMY up || true",
"$IP addr add 10.10.10.10/24 dev $DUMMY || true",
"$TC qdisc add dev $DUMMY handle 1:0 root ets bands 2",
"$TC class replace dev $DUMMY parent 1:0 classid 1:1 ets quantum 1500",
"$TC qdisc add dev $DUMMY parent 1:1 handle 2:0 netem duplicate 100%",
"$TC filter add dev $DUMMY parent 1:0 protocol ip prio 1 u32 match ip protocol 1 0xff flowid 1:1"
],
"cmdUnderTest": "ping -c 1 -I $DUMMY 10.10.10.1 > /dev/null || true",
"expExitCode": "0",
"verifyCmd": "$TC -j -s class show dev $DUMMY",
"matchJSON": [
{
"class": "ets",
"handle": "1:1",
"stats": {
"bytes": 196,
"packets": 2
}
}
],
"matchCount": "1",
"teardown": [
"$TC qdisc del dev $DUMMY handle 1:0 root",
"$IP addr del 10.10.10.10/24 dev $DUMMY || true"
]
},
{
"id": "5e6d",
"name": "Test QFQ's enqueue reentrant behaviour with netem",
"category": [
"qdisc",
"qfq"
],
"plugins": {
"requires": "nsPlugin"
},
"setup": [
"$IP link set dev $DUMMY up || true",
"$IP addr add 10.10.10.10/24 dev $DUMMY || true",
"$TC qdisc add dev $DUMMY handle 1:0 root qfq",
"$TC class replace dev $DUMMY parent 1:0 classid 1:1 qfq weight 100 maxpkt 1500",
"$TC qdisc add dev $DUMMY parent 1:1 handle 2:0 netem duplicate 100%",
"$TC filter add dev $DUMMY parent 1:0 protocol ip prio 1 u32 match ip protocol 1 0xff flowid 1:1"
],
"cmdUnderTest": "ping -c 1 -I $DUMMY 10.10.10.1 > /dev/null || true",
"expExitCode": "0",
"verifyCmd": "$TC -j -s qdisc ls dev $DUMMY handle 1:0",
"matchJSON": [
{
"kind": "qfq",
"handle": "1:",
"bytes": 196,
"packets": 2
}
],
"matchCount": "1",
"teardown": [
"$TC qdisc del dev $DUMMY handle 1:0 root",
"$IP addr del 10.10.10.10/24 dev $DUMMY || true"
]
},
{
"id": "bf1d",
"name": "Test HFSC's enqueue reentrant behaviour with netem",
"category": [
"qdisc",
"hfsc"
],
"plugins": {
"requires": "nsPlugin"
},
"setup": [
"$IP link set dev $DUMMY up || true",
"$IP addr add 10.10.10.10/24 dev $DUMMY || true",
"$TC qdisc add dev $DUMMY handle 1:0 root hfsc",
"$TC class add dev $DUMMY parent 1:0 classid 1:1 hfsc ls m2 10Mbit",
"$TC qdisc add dev $DUMMY parent 1:1 handle 2:0 netem duplicate 100%",
"$TC filter add dev $DUMMY parent 1:0 protocol ip prio 1 u32 match ip dst 10.10.10.1/32 flowid 1:1",
"$TC class add dev $DUMMY parent 1:0 classid 1:2 hfsc ls m2 10Mbit",
"$TC qdisc add dev $DUMMY parent 1:2 handle 3:0 netem duplicate 100%",
"$TC filter add dev $DUMMY parent 1:0 protocol ip prio 2 u32 match ip dst 10.10.10.2/32 flowid 1:2",
"ping -c 1 10.10.10.1 -I$DUMMY > /dev/null || true",
"$TC filter del dev $DUMMY parent 1:0 protocol ip prio 1",
"$TC class del dev $DUMMY classid 1:1"
],
"cmdUnderTest": "ping -c 1 10.10.10.2 -I$DUMMY > /dev/null || true",
"expExitCode": "0",
"verifyCmd": "$TC -j -s qdisc ls dev $DUMMY handle 1:0",
"matchJSON": [
{
"kind": "hfsc",
"handle": "1:",
"bytes": 392,
"packets": 4
}
],
"matchCount": "1",
"teardown": [
"$TC qdisc del dev $DUMMY handle 1:0 root",
"$IP addr del 10.10.10.10/24 dev $DUMMY || true"
]
},
{
"id": "7c3b",
"name": "Test nested DRR's enqueue reentrant behaviour with netem",
"category": [
"qdisc",
"drr"
],
"plugins": {
"requires": "nsPlugin"
},
"setup": [
"$IP link set dev $DUMMY up || true",
"$IP addr add 10.10.10.10/24 dev $DUMMY || true",
"$TC qdisc add dev $DUMMY handle 1:0 root drr",
"$TC class add dev $DUMMY parent 1:0 classid 1:1 drr",
"$TC filter add dev $DUMMY parent 1:0 protocol ip prio 1 u32 match ip protocol 1 0xff flowid 1:1",
"$TC qdisc add dev $DUMMY handle 2:0 parent 1:1 drr",
"$TC class add dev $DUMMY classid 2:1 parent 2:0 drr",
"$TC filter add dev $DUMMY parent 2:0 protocol ip prio 1 u32 match ip protocol 1 0xff flowid 2:1",
"$TC qdisc add dev $DUMMY parent 2:1 handle 3:0 netem duplicate 100%"
],
"cmdUnderTest": "ping -c 1 -I $DUMMY 10.10.10.1 > /dev/null || true",
"expExitCode": "0",
"verifyCmd": "$TC -j -s qdisc ls dev $DUMMY handle 1:0",
"matchJSON": [
{
"kind": "drr",
"handle": "1:",
"bytes": 196,
"packets": 2
}
],
"matchCount": "1",
"teardown": [
"$TC qdisc del dev $DUMMY handle 1:0 root",
"$IP addr del 10.10.10.10/24 dev $DUMMY || true"
]
},
{
"id": "62c4",
"name": "Test HTB with FQ_CODEL - basic functionality",
"category": [
"qdisc",
"htb",
"fq_codel"
],
"plugins": {
"requires": [
"nsPlugin",
"scapyPlugin"
]
},
"setup": [
"$TC qdisc add dev $DEV1 root handle 1: htb default 11",
"$TC class add dev $DEV1 parent 1: classid 1:1 htb rate 10kbit",
"$TC class add dev $DEV1 parent 1:1 classid 1:11 htb rate 10kbit prio 0 quantum 1486",
"$TC qdisc add dev $DEV1 parent 1:11 fq_codel quantum 300 noecn",
"sleep 0.5"
],
"scapy": {
"iface": "$DEV0",
"count": 5,
"packet": "Ether()/IP(dst='10.10.10.1', src='10.10.10.10')/TCP(sport=12345, dport=80)"
},
"cmdUnderTest": "$TC -s qdisc show dev $DEV1",
"expExitCode": "0",
"verifyCmd": "$TC -s qdisc show dev $DEV1 | grep -A 5 'qdisc fq_codel'",
"matchPattern": "Sent [0-9]+ bytes [0-9]+ pkt",
"matchCount": "1",
"teardown": [
"$TC qdisc del dev $DEV1 handle 1: root"
]
},
{
"id": "831d",
"name": "Test HFSC qlen accounting with DRR/NETEM/BLACKHOLE chain",
"category": ["qdisc", "hfsc", "drr", "netem", "blackhole"],
"plugins": { "requires": ["nsPlugin", "scapyPlugin"] },
"setup": [
"$IP link set dev $DEV1 up || true",
"$TC qdisc add dev $DEV1 root handle 1: drr",
"$TC filter add dev $DEV1 parent 1: basic classid 1:1",
"$TC class add dev $DEV1 parent 1: classid 1:1 drr",
"$TC qdisc add dev $DEV1 parent 1:1 handle 2: hfsc def 1",
"$TC class add dev $DEV1 parent 2: classid 2:1 hfsc rt m1 8 d 1 m2 0",
"$TC qdisc add dev $DEV1 parent 2:1 handle 3: netem",
"$TC qdisc add dev $DEV1 parent 3:1 handle 4: blackhole"
],
"scapy": {
"iface": "$DEV0",
"count": 5,
"packet": "Ether()/IP(dst='10.10.10.1', src='10.10.10.10')/ICMP()"
},
"cmdUnderTest": "$TC -s qdisc show dev $DEV1",
"expExitCode": "0",
"verifyCmd": "$TC -s qdisc show dev $DEV1",
"matchPattern": "qdisc hfsc",
"matchCount": "1",
"teardown": ["$TC qdisc del dev $DEV1 root handle 1: drr"]
},
{
"id": "309e",
"name": "Test HFSC eltree double add with reentrant enqueue behaviour on netem",
"category": [
"qdisc",
"hfsc"
],
"plugins": {
"requires": "nsPlugin"
},
"setup": [
"$IP link set dev $DUMMY up || true",
"$IP addr add 10.10.11.10/24 dev $DUMMY || true",
"$TC qdisc add dev $DUMMY root handle 1: tbf rate 8bit burst 100b latency 1s",
"$TC qdisc add dev $DUMMY parent 1:0 handle 2:0 hfsc",
"ping -I $DUMMY -f -c10 -s48 -W0.001 10.10.11.1 || true",
"$TC class add dev $DUMMY parent 2:0 classid 2:1 hfsc rt m2 20Kbit",
"$TC qdisc add dev $DUMMY parent 2:1 handle 3:0 netem duplicate 100%",
"$TC class add dev $DUMMY parent 2:0 classid 2:2 hfsc rt m2 20Kbit",
"$TC filter add dev $DUMMY parent 2:0 protocol ip prio 1 u32 match ip dst 10.10.11.2/32 flowid 2:1",
"$TC filter add dev $DUMMY parent 2:0 protocol ip prio 2 u32 match ip dst 10.10.11.3/32 flowid 2:2",
"ping -c 1 10.10.11.2 -I$DUMMY > /dev/null || true",
"$TC filter del dev $DUMMY parent 2:0 protocol ip prio 1",
"$TC class del dev $DUMMY classid 2:1",
"ping -c 1 10.10.11.3 -I$DUMMY > /dev/null || true"
],
"cmdUnderTest": "$TC class change dev $DUMMY parent 2:0 classid 2:2 hfsc sc m2 20Kbit",
"expExitCode": "0",
"verifyCmd": "$TC -j class ls dev $DUMMY classid 2:1",
"matchJSON": [],
"teardown": [
"$TC qdisc del dev $DUMMY handle 1:0 root",
"$IP addr del 10.10.10.10/24 dev $DUMMY || true"
]
},
{
"id": "d74b",
"name": "Test use-after-free with DRR/NETEM/BLACKHOLE chain",
"category": [
"qdisc",
"hfsc",
"drr",
"netem",
"blackhole"
],
"plugins": {
"requires": [
"nsPlugin",
"scapyPlugin"
]
},
"setup": [
"$IP link set dev $DUMMY up || true",
"$IP addr add 10.10.11.10/24 dev $DUMMY || true",
"$TC qdisc add dev $DUMMY root handle 1: drr",
"$TC filter add dev $DUMMY parent 1: basic classid 1:1",
"$TC class add dev $DUMMY parent 1: classid 1:1 drr",
"$TC qdisc add dev $DUMMY parent 1:1 handle 2: hfsc def 1",
"$TC class add dev $DUMMY parent 2: classid 2:1 hfsc rt m1 8 d 1 m2 0",
"$TC qdisc add dev $DUMMY parent 2:1 handle 3: netem",
"$TC qdisc add dev $DUMMY parent 3:1 handle 4: blackhole",
"ping -c1 -W0.01 -I $DUMMY 10.10.11.11 || true",
"$TC class del dev $DUMMY classid 1:1"
],
"cmdUnderTest": "ping -c1 -W0.01 -I $DUMMY 10.10.11.11",
"expExitCode": "1",
"verifyCmd": "$TC -j class ls dev $DUMMY classid 1:1",
"matchJSON": [],
"teardown": [
"$TC qdisc del dev $DUMMY root handle 1: drr"
]
},
{
"id": "be28",
"name": "Try to add fq_codel qdisc as a child of an hhf qdisc",
"category": [
"qdisc",
"fq_codel",
"hhf"
],
"plugins": {
"requires": "nsPlugin"
},
"setup": [
"$TC qdisc add dev $DUMMY root handle a: hhf"
],
"cmdUnderTest": "$TC qdisc add dev $DUMMY parent a: handle b: fq_codel",
"expExitCode": "2",
"verifyCmd": "$TC -j qdisc ls dev $DUMMY handle b:",
"matchJSON": [],
"teardown": [
"$TC qdisc del dev $DUMMY root"
]
},
{
"id": "fcb5",
"name": "Try to add pie qdisc as a child of a drr qdisc",
"category": [
"qdisc",
"pie",
"drr"
],
"plugins": {
"requires": "nsPlugin"
},
"setup": [
"$TC qdisc add dev $DUMMY root handle a: drr"
],
"cmdUnderTest": "$TC qdisc add dev $DUMMY parent a: handle b: pie",
"expExitCode": "2",
"verifyCmd": "$TC -j qdisc ls dev $DUMMY handle b:",
"matchJSON": [],
"teardown": [
"$TC qdisc del dev $DUMMY root"
]
},
{
"id": "7801",
"name": "Try to add fq qdisc as a child of an inexistent hfsc class",
"category": [
"qdisc",
"sfq",
"hfsc"
],
"plugins": {
"requires": "nsPlugin"
},
"setup": [
"$TC qdisc add dev $DUMMY root handle a: hfsc"
],
"cmdUnderTest": "$TC qdisc add dev $DUMMY parent a:fff2 sfq limit 4",
"expExitCode": "2",
"verifyCmd": "$TC -j qdisc ls dev $DUMMY handle b:",
"matchJSON": [],
"teardown": [
"$TC qdisc del dev $DUMMY root"
]
},
{
"id": "4989",
"name": "Try to add an fq child to an ingress qdisc",
"category": [
"qdisc",
"ingress"
],
"plugins": {
"requires": "nsPlugin"
},
"setup": [
"$TC qdisc add dev $DUMMY handle ffff:0 ingress"
],
"cmdUnderTest": "$TC qdisc add dev $DUMMY parent ffff:0 handle ffe0:0 fq",
"expExitCode": "2",
"verifyCmd": "$TC -j qdisc ls dev $DUMMY handle ffe0:",
"matchJSON": [],
"matchCount": "1",
"teardown": [
"$TC qdisc del dev $DUMMY ingress"
]
},
{
"id": "c2b0",
"name": "Try to add an fq child to a clsact qdisc",
"category": [
"qdisc",
"ingress"
],
"plugins": {
"requires": "nsPlugin"
},
"setup": [
"$TC qdisc add dev $DUMMY handle ffff:0 clsact"
],
"cmdUnderTest": "$TC qdisc add dev $DUMMY parent ffff:0 handle ffe0:0 fq",
"expExitCode": "2",
"verifyCmd": "$TC -j qdisc ls dev $DUMMY handle ffe0:",
"matchJSON": [],
"matchCount": "1",
"teardown": [
"$TC qdisc del dev $DUMMY clsact"
]
},
{
"id": "4366",
"name": "CAKE with QFQ Parent - CAKE enqueue with packets dropping",
"category": [
"qdisc",
"cake",
"netem"
],
"plugins": {
"requires": "nsPlugin"
},
"setup":[
"$TC qdisc add dev $DUMMY handle 1: root qfq",
"$TC class add dev $DUMMY parent 1: classid 1:1 qfq maxpkt 1024",
"$TC qdisc add dev $DUMMY parent 1:1 handle 2: cake memlimit 9",
"$TC filter add dev $DUMMY protocol ip parent 1: prio 1 u32 match ip protocol 1 0xff flowid 1:1",
"ping -I$DUMMY -f -c1 -s64 -W1 10.10.10.1 || true",
"$TC qdisc replace dev $DUMMY parent 1:1 handle 3: netem delay 0ms"
],
"cmdUnderTest": "ping -I$DUMMY -f -c1 -s64 -W1 10.10.10.1 || true",
"expExitCode": "0",
"verifyCmd": "$TC -s qdisc show dev $DUMMY",
"matchPattern": "qdisc qfq 1:",
"matchCount": "1",
"teardown": [
"$TC qdisc del dev $DUMMY handle 1: root"
]
},
{
"id": "6e4f",
"name": "Try to delete ets drr class' qdisc while still keeping it in the active list",
"category": [
"qdisc",
"ets",
"tbf"
],
"plugins": {
"requires": [
"nsPlugin",
"scapyPlugin"
]
},
"setup": [
"$IP link set dev $DUMMY up || true",
"$IP addr add 10.10.11.10/24 dev $DUMMY || true",
"$TC qdisc add dev $DUMMY root handle 1: ets bands 2 strict 1",
"$TC qdisc add dev $DUMMY parent 1:2 handle 20: tbf rate 8bit burst 100b latency 1s",
"$TC filter add dev $DUMMY parent 1: basic classid 1:2",
"ping -c2 -W0.01 -s 56 -I $DUMMY 10.10.11.11 || true",
"$TC qdisc change dev $DUMMY root handle 1: ets bands 2 strict 2",
"$TC qdisc change dev $DUMMY root handle 1: ets bands 1 strict 1"
],
"cmdUnderTest": "ping -c1 -W0.01 -s 56 -I $DUMMY 10.10.11.11",
"expExitCode": "1",
"verifyCmd": "$TC -s -j qdisc ls dev $DUMMY root",
"matchJSON": [
{
"kind": "ets",
"handle": "1:",
"bytes": 196,
"packets": 2
}
],
"teardown": [
"$TC qdisc del dev $DUMMY root handle 1:"
]
},
{
"id": "0b8f",
"name": "Try to add ets class to the active list twice",
"category": [
"qdisc",
"ets",
"tbf"
],
"plugins": {
"requires": [
"nsPlugin",
"scapyPlugin"
]
},
"setup": [
"$IP link set dev $DUMMY up || true",
"$IP addr add 10.10.11.10/24 dev $DUMMY || true",
"$TC qdisc add dev $DUMMY root handle 1: ets bands 2 strict 1",
"$TC qdisc add dev $DUMMY parent 1:2 handle 20: tbf rate 8bit burst 100b latency 1s",
"$TC filter add dev $DUMMY parent 1: basic classid 1:2",
"ping -c2 -W0.01 -s 56 -I $DUMMY 10.10.11.11 || true",
"$TC qdisc change dev $DUMMY root handle 1: ets bands 2 strict 2",
"$TC qdisc change dev $DUMMY root handle 1: ets bands 2 strict 1"
],
"cmdUnderTest": "ping -c1 -W0.01 -s 56 -I $DUMMY 10.10.11.11",
"expExitCode": "1",
"verifyCmd": "$TC -s -j qdisc ls dev $DUMMY root",
"matchJSON": [
{
"kind": "ets",
"handle": "1:",
"bytes": 98,
"packets": 1
}
],
"teardown": [
"$TC qdisc del dev $DUMMY root handle 1:"
]
},
{
"id": "a3d7",
"name": "HFSC with large m1 - no divide-by-zero on class reactivation",
"category": [
"qdisc",
"hfsc"
],
"plugins": {
"requires": "nsPlugin"
},
"setup": [
"$TC qdisc replace dev $DUMMY root handle 1: hfsc default 1",
"$TC class replace dev $DUMMY parent 1: classid 1:1 hfsc rt m1 32gbit d 1ms m2 0bit ls m1 32gbit d 1ms m2 0bit",
"ping -I$DUMMY -f -c1 -s64 -W1 10.10.10.1 || true",
"sleep 1"
],
"cmdUnderTest": "ping -I$DUMMY -f -c1 -s64 -W1 10.10.10.1 || true",
"expExitCode": "0",
"verifyCmd": "$TC qdisc show dev $DUMMY",
"matchPattern": "qdisc hfsc 1: root",
"matchCount": "1",
"teardown": [
"$TC qdisc del dev $DUMMY handle 1: root"
]
},
{
"id": "7a5f",
"name": "Force red to dequeue from its child's gso_skb with qfq leaf",
"category": [
"qdisc",
"tbf",
"red",
"qfq"
],
"plugins": {
"requires": "nsPlugin"
},
"setup": [
"$IP link set dev $DUMMY up || true",
"$IP addr add 10.10.11.10/24 dev $DUMMY || true",
"$TC qdisc add dev $DUMMY root handle 1: tbf rate 88bit burst 1661b peakrate 2257333 minburst 1024 limit 7b",
"$TC qdisc add dev $DUMMY parent 1: handle 2: red limit 757 min 16 max 24 avpkt 16",
"$TC qdisc add dev $DUMMY parent 2: handle 3: qfq",
"$TC class add dev $DUMMY classid 3:1 parent 3: qfq maxpkt 512 weight 1",
"$TC filter add dev $DUMMY parent 3: protocol ip prio 1 matchall classid 3:1 action ok"
],
"cmdUnderTest": "ping -c 1 10.10.10.1 -W0.01 -I$DUMMY || true",
"expExitCode": "0",
"verifyCmd": "$TC -s -j qdisc ls dev $DUMMY parent 1:",
"matchJSON": [
{
"kind": "red",
"handle": "2:",
"bytes": 98,
"packets": 1,
"backlog": 0,
"qlen": 0
}
],
"teardown": [
"$TC qdisc del dev $DUMMY handle 1: root"
]
},
{
"id": "cdae",
"name": "Force sfb to dequeue from its child's gso_skb with qfq leaf",
"category": [
"qdisc",
"tbf",
"sfb",
"qfq"
],
"plugins": {
"requires": "nsPlugin"
},
"setup": [
"$IP link set dev $DUMMY up || true",
"$IP addr add 10.10.11.10/24 dev $DUMMY || true",
"$TC qdisc add dev $DUMMY root handle 1: tbf rate 88bit burst 1661b peakrate 2257333 minburst 1024 limit 7b",
"$TC qdisc add dev $DUMMY parent 1: handle 2: sfb",
"$TC qdisc add dev $DUMMY parent 2: handle 3: qfq",
"$TC class add dev $DUMMY classid 3:1 parent 3: qfq maxpkt 512 weight 1",
"$TC filter add dev $DUMMY parent 3: protocol ip prio 1 matchall classid 3:1 action ok"
],
"cmdUnderTest": "ping -c 1 10.10.10.1 -W0.01 -I$DUMMY || true",
"expExitCode": "0",
"verifyCmd": "$TC -s -j qdisc ls dev $DUMMY parent 1:",
"matchJSON": [
{
"kind": "sfb",
"handle": "2:",
"bytes": 98,
"packets": 1,
"backlog": 0,
"qlen": 0
}
],
"teardown": [
"$TC qdisc del dev $DUMMY handle 1: root"
]
},
{
"id": "291d",
"name": "Force red to dequeue from its child's gso_skb with dualpi2 leaf",
"category": [
"qdisc",
"tbf",
"red",
"dualpi2"
],
"plugins": {
"requires": "nsPlugin"
},
"setup": [
"$IP link set dev $DUMMY up || true",
"$IP addr add 10.10.11.10/24 dev $DUMMY || true",
"$TC qdisc add dev $DUMMY root handle 1: tbf rate 88bit burst 1661b peakrate 2257333 minburst 1024 limit 7b",
"$TC qdisc add dev $DUMMY parent 1: handle 2: red limit 757 min 16 max 24 avpkt 16",
"$TC qdisc add dev $DUMMY parent 2: handle 3: dualpi2"
],
"cmdUnderTest": "ping -c 1 10.10.10.1 -W0.01 -I$DUMMY || true",
"expExitCode": "0",
"verifyCmd": "$TC -s -j qdisc ls dev $DUMMY parent 1:",
"matchJSON": [
{
"kind": "red",
"handle": "2:",
"bytes": 98,
"packets": 1,
"backlog": 0,
"qlen": 0
}
],
"teardown": [
"$TC qdisc del dev $DUMMY handle 1: root"
]
},
{
"id": "9c6d",
"name": "Force sfb to dequeue from its child's gso_skb with dualpi2 leaf",
"category": [
"qdisc",
"tbf",
"sfb",
"dualpi2"
],
"plugins": {
"requires": "nsPlugin"
},
"setup": [
"$IP link set dev $DUMMY up || true",
"$IP addr add 10.10.11.10/24 dev $DUMMY || true",
"$TC qdisc add dev $DUMMY root handle 1: tbf rate 88bit burst 1661b peakrate 2257333 minburst 1024 limit 7b",
"$TC qdisc add dev $DUMMY parent 1: handle 2: sfb",
"$TC qdisc add dev $DUMMY parent 2: handle 3: dualpi2"
],
"cmdUnderTest": "ping -c 1 10.10.10.1 -W0.01 -I$DUMMY || true",
"expExitCode": "0",
"verifyCmd": "$TC -s -j qdisc ls dev $DUMMY parent 1:",
"matchJSON": [
{
"kind": "sfb",
"handle": "2:",
"bytes": 98,
"packets": 1,
"backlog": 0,
"qlen": 0
}
],
"teardown": [
"$TC qdisc del dev $DUMMY handle 1: root"
]
},
{
"id": "3a62",
"name": "Try to create a qlen underflow with QFQ/CBS",
"category": [
"qdisc",
"qfq",
"cbs"
],
"plugins": {
"requires": "nsPlugin"
},
"setup": [
"$IP link set dev $DUMMY up || true",
"$IP addr add 10.10.10.10/24 dev $DUMMY || true",
"$TC qdisc add dev $DUMMY root handle 1: qfq",
"$TC class add dev $DUMMY classid 1:1 parent 1: qfq",
"$TC class add dev $DUMMY classid 1:2 parent 1: qfq",
"$TC qdisc add dev $DUMMY handle 2: parent 1:1 cbs",
"$TC qdisc add dev $DUMMY handle 3: parent 2: netem delay 5000000000",
"$TC filter add dev $DUMMY parent 1: prio 1 u32 match ip dst 10.10.10.1 classid 1:1 action ok",
"$TC filter add dev $DUMMY parent 1: prio 2 u32 match ip dst 10.10.10.2 classid 1:2 action ok",
"ping -c 1 10.10.10.1 -W0.01 -I$DUMMY || true",
"$IP l set $DUMMY down",
"$IP l set $DUMMY up",
"$TC qdisc replace dev $DUMMY handle 4: parent 2: pfifo"
],
"cmdUnderTest": "ping -c 1 10.10.10.2 -W0.01 -I$DUMMY",
"expExitCode": "1",
"verifyCmd": "$TC -s -j qdisc ls dev $DUMMY parent 1:1",
"matchJSON": [
{
"kind": "cbs",
"handle": "2:",
"bytes": 0,
"packets": 0
}
],
"teardown": [
"$TC qdisc del dev $DUMMY handle 1: root"
]
},
{
"id": "c797",
"name": "Verify fq_codel won't mistakenly deactivate QFQ parent class during peek",
"category": [
"qdisc",
"qfq",
"fq_codel"
],
"plugins": {
"requires": "nsPlugin"
},
"setup": [
"$IP link set dev $DUMMY up || true",
"$IP addr add 10.10.10.10/24 dev $DUMMY || true",
"$TC qdisc add dev $DUMMY root handle 1: qfq",
"$TC class add dev $DUMMY parent 1: classid 1:1 qfq weight 1 maxpkt 1000",
"$TC class add dev $DUMMY parent 1: classid 1:2 qfq weight 1 maxpkt 1000",
"$TC qdisc add dev $DUMMY parent 1:1 handle 2:0 plug limit 1024",
"$IP l set dev $DUMMY mtu 1500",
"$TC qdisc add dev $DUMMY parent 1:2 handle 10: fq_codel target 1 interval 1 flows 1",
"$TC filter add dev $DUMMY parent 1: protocol ip prio 1 u32 match ip dst 10.10.10.1/32 flowid 1:1",
"$TC filter add dev $DUMMY parent 1: protocol ip prio 2 u32 match ip dst 10.10.10.2/32 flowid 1:2",
"$IP l set dev $DUMMY mtu 65336",
"ping -c 1 -I $DUMMY 10.10.10.1 -W0.01 > /dev/null || true",
"ping -c 3 -s 2000 -I $DUMMY 10.10.10.2 -W0.01 > /dev/null || true",
"sleep 0.1"
],
"cmdUnderTest": "$TC qdisc change dev $DUMMY handle 2:0 plug release_indefinite",
"expExitCode": "0",
"verifyCmd": "$TC -s -j qdisc show dev $DUMMY",
"matchJSON": [
{
"kind": "qfq",
"handle": "1:",
"packets": 3,
"drops": 1,
"backlog": 0,
"qlen": 0
},
{
"kind": "plug",
"handle": "2:",
"packets": 1,
"drops": 0,
"backlog": 0,
"qlen": 0
},
{
"kind": "fq_codel",
"handle": "10:",
"packets": 2,
"drops": 1,
"backlog": 0,
"qlen": 0
}
],
"teardown": [
"$TC qdisc del dev $DUMMY root",
"$IP addr del 10.10.10.10/24 dev $DUMMY || true"
]
},
{
"id": "82d9",
"name": "Verify codel won't mistakenly deactivate QFQ parent class during peek",
"category": [
"qdisc",
"qfq",
"codel"
],
"plugins": {
"requires": "nsPlugin"
},
"setup": [
"$IP link set dev $DUMMY up || true",
"$IP addr add 10.10.10.10/24 dev $DUMMY || true",
"$TC qdisc add dev $DUMMY root handle 1: qfq",
"$TC class add dev $DUMMY parent 1: classid 1:1 qfq weight 1 maxpkt 1000",
"$TC class add dev $DUMMY parent 1: classid 1:2 qfq weight 1 maxpkt 1000",
"$TC qdisc add dev $DUMMY parent 1:1 handle 2:0 plug limit 1024",
"$IP l set dev $DUMMY mtu 1500",
"$TC qdisc add dev $DUMMY parent 1:2 handle 10: codel target 1ms interval 1ms",
"$TC filter add dev $DUMMY parent 1: protocol ip prio 1 u32 match ip dst 10.10.10.1/32 flowid 1:1",
"$TC filter add dev $DUMMY parent 1: protocol ip prio 2 u32 match ip dst 10.10.10.2/32 flowid 1:2",
"$IP l set dev $DUMMY mtu 65336",
"ping -c 1 -I $DUMMY 10.10.10.1 -W0.01 > /dev/null || true",
"ping -c 3 -s 2000 -I $DUMMY 10.10.10.2 -W0.01 > /dev/null || true",
"sleep 0.1"
],
"cmdUnderTest": "$TC qdisc change dev $DUMMY handle 2:0 plug release_indefinite",
"expExitCode": "0",
"verifyCmd": "$TC -s -j qdisc show dev $DUMMY",
"matchJSON": [
{
"kind": "qfq",
"handle": "1:",
"packets": 3,
"drops": 1,
"backlog": 0,
"qlen": 0
},
{
"kind": "plug",
"handle": "2:",
"packets": 1,
"drops": 0,
"backlog": 0,
"qlen": 0
},
{
"kind": "codel",
"handle": "10:",
"packets": 2,
"drops": 1,
"backlog": 0,
"qlen": 0
}
],
"teardown": [
"$TC qdisc del dev $DUMMY root",
"$IP addr del 10.10.10.10/24 dev $DUMMY || true"
]
},
{
"id": "d3da",
"name": "Verify dualpi2 won't mistakenly deactivate QFQ parent class during peek",
"category": [
"qdisc",
"qfq",
"dualpi2"
],
"plugins": {
"requires": "nsPlugin"
},
"setup": [
"$IP link set dev $DUMMY up || true",
"$IP addr add 10.10.10.10/24 dev $DUMMY || true" ,
"$TC qdisc add dev $DUMMY root handle 1: qfq",
"$TC class add dev $DUMMY parent 1: classid 1:1 qfq weight 1 maxpkt 1000",
"$TC class add dev $DUMMY parent 1: classid 1:2 qfq weight 1 maxpkt 1000",
"$TC qdisc add dev $DUMMY parent 1:1 handle 2:0 plug limit 1024",
"$TC qdisc add dev $DUMMY parent 1:2 handle 10: dualpi2 step_thresh 500ms",
"$TC filter add dev $DUMMY parent 10: protocol ip prio 1 matchall classid 10:1 action ok",
"$TC filter add dev $DUMMY parent 1: protocol ip prio 1 u32 match ip dst 10.10.10.1/32 flowid 1:1",
"$TC filter add dev $DUMMY parent 1: protocol ip prio 2 u32 match ip dst 10.10.10.2/32 flowid 1:2",
"ping -c 1 -I $DUMMY 10.10.10.1 -W0.01 || true",
"ping -c 3 -i 0.1 -I $DUMMY 10.10.10.2 -W0.01 || true",
"sleep 0.7",
"ping -c 1 -I $DUMMY 10.10.10.2 -W0.01 || true",
"$TC qdisc change dev $DUMMY handle 2:0 plug release_indefinite"
],
"cmdUnderTest": "ping -c 1 -I $DUMMY 10.10.10.1 -W0.01",
"expExitCode": "1",
"verifyCmd": "$TC -s -j qdisc show dev $DUMMY",
"matchJSON": [
{
"kind": "qfq",
"handle": "1:",
"packets": 4,
"drops": 2,
"backlog": 0,
"qlen": 0
},
{
"kind": "plug",
"handle": "2:",
"packets": 2,
"drops": 0,
"backlog": 0,
"qlen": 0
},
{
"kind": "dualpi2",
"handle": "10:",
"packets": 2,
"drops": 2,
"backlog": 0,
"qlen": 0
}
],
"teardown": [
"$TC qdisc del dev $DUMMY root",
"$IP addr del 10.10.10.10/24 dev $DUMMY || true"
]
},
{
"id": "fb6c",
"name": "Force multiq to dequeue from its child's gso_skb with qfq leaf",
"category": [
"qdisc",
"tbf",
"multiq",
"qfq"
],
"plugins": {
"requires": "nsPlugin"
},
"setup": [
"echo \"1 1 4\" > /sys/bus/netdevsim/new_device",
"$IP link set dev $ETH up || true",
"$IP l set addr 01:02:03:04:05:06 dev $ETH || true",
"$IP n add dev $ETH 10.10.11.1 lladdr 01:02:03:04:05:06 dev $ETH || true",
"$IP addr add 10.10.11.10/24 dev $ETH || true",
"$TC qdisc add dev $ETH root handle 1: tbf rate 88bit burst 1661b peakrate 2257333 minburst 1024 limit 7b",
"$TC qdisc add dev $ETH parent 1: handle 2: multiq",
"$TC qdisc add dev $ETH parent 2:1 handle 3: qfq",
"$TC class add dev $ETH classid 3:1 parent 3: qfq maxpkt 512 weight 1",
"$TC filter add dev $ETH parent 2: protocol all prio 1 matchall action skbedit queue_mapping 0",
"$TC filter add dev $ETH parent 3: protocol all prio 1 matchall classid 3:1 action ok"
],
"cmdUnderTest": "ping -c 1 10.10.11.1 -W0.01 -I$ETH || true",
"expExitCode": "0",
"verifyCmd": "$TC -s -j qdisc ls dev $ETH parent 1:",
"matchJSON": [
{
"kind": "multiq",
"handle": "2:",
"bytes": 98,
"packets": 1,
"backlog": 0,
"qlen": 0
}
],
"teardown": [
"$TC qdisc del dev $ETH handle 1: root",
"echo \"1\" > /sys/bus/netdevsim/del_device"
]
},
{
"id": "1922",
"name": "Force multiq to dequeue from its child's gso_skb with dualpi2 leaf",
"category": [
"qdisc",
"tbf",
"multiq",
"dualpi2"
],
"plugins": {
"requires": "nsPlugin"
},
"setup": [
"echo \"1 1 4\" > /sys/bus/netdevsim/new_device",
"$IP link set dev $ETH up || true",
"$IP l set addr 01:02:03:04:05:06 dev $ETH || true",
"$IP n add dev $ETH 10.10.11.1 lladdr 01:02:03:04:05:06 dev $ETH || true",
"$IP addr add 10.10.11.10/24 dev $ETH || true",
"$TC qdisc add dev $ETH root handle 1: tbf rate 88bit burst 1661b peakrate 2257333 minburst 1024 limit 7b",
"$TC qdisc add dev $ETH parent 1: handle 2: multiq",
"$TC qdisc add dev $ETH parent 2:1 handle 3: dualpi2",
"$TC filter add dev $ETH parent 2: protocol ip prio 1 u32 match ip dst 10.10.11.1 action skbedit queue_mapping 0",
"$TC filter add dev $ETH parent 3: protocol ip prio 1 u32 match ip dst 10.10.11.1 classid 3:1 action ok"
],
"cmdUnderTest": "ping -c 1 10.10.11.1 -W0.01 -I$ETH || true",
"expExitCode": "0",
"verifyCmd": "$TC -j -s qdisc ls dev $ETH handle 3:",
"matchJSON": [
{
"kind": "dualpi2",
"handle": "3:",
"bytes": 98,
"packets": 1,
"backlog": 0,
"qlen": 0
}
],
"teardown": [
"$TC qdisc del dev $ETH handle 1: root",
"echo \"1\" > /sys/bus/netdevsim/del_device"
]
},
{
"id": "476f",
"name": "Force taprio to dequeue from its child's gso_skb with qfq leaf",
"category": [
"qdisc",
"tbf",
"multiq",
"qfq"
],
"plugins": {
"requires": "nsPlugin"
},
"setup": [
"echo \"1 1 4\" > /sys/bus/netdevsim/new_device",
"$IP link set dev $ETH up || true",
"$IP l set addr 01:02:03:04:05:06 dev $ETH || true",
"$IP n add dev $ETH 10.10.11.1 lladdr 01:02:03:04:05:06 dev $ETH || true",
"$TC qdisc add dev $ETH root handle 1: taprio num_tc 2 map 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 queues 1@0 1@1 base-time 9000000000000000000 sched-entry S 03 200000 flags 0x0 clockid CLOCK_TAI",
"$TC qdisc add dev $ETH parent 1:1 handle 3: qfq",
"$TC class add dev $ETH classid 3:1 parent 3: qfq maxpkt 512 weight 1",
"$TC filter add dev $ETH parent 3: protocol all prio 1 matchall classid 3:1 action ok"
],
"cmdUnderTest": "ping -c 1 10.10.11.1 -W0.01 -I$ETH || true",
"expExitCode": "0",
"verifyCmd": "$TC -s -j qdisc ls dev $ETH",
"matchJSON": [
{
"kind": "taprio",
"handle": "1:",
"bytes": 98,
"packets": 1,
"backlog": 0,
"qlen": 0
}
],
"teardown": [
"$TC qdisc del dev $ETH handle 1: root",
"echo \"1\" > /sys/bus/netdevsim/del_device"
]
},
{
"id": "0235",
"name": "Force taprio to dequeue from its child's gso_skb with dualpi2 leaf",
"category": [
"qdisc",
"tbf",
"taprio",
"dualpi2"
],
"plugins": {
"requires": "nsPlugin"
},
"setup": [
"echo \"1 1 4\" > /sys/bus/netdevsim/new_device",
"$IP link set dev $ETH up || true",
"$IP l set addr 01:02:03:04:05:06 dev $ETH || true",
"$IP n add dev $ETH 10.10.11.1 lladdr 01:02:03:04:05:06 dev $ETH || true",
"$TC qdisc add dev $ETH root handle 1: taprio num_tc 2 map 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 queues 1@0 1@1 base-time 9000000000000000000 sched-entry S 03 200000 flags 0x0 clockid CLOCK_TAI",
"$TC qdisc replace dev $ETH parent 1:1 handle 3: dualpi2",
"$TC filter add dev $ETH parent 3: protocol ip prio 1 u32 match ip dst 10.10.11.1 classid 3:1 action ok"
],
"cmdUnderTest": "ping -c 1 10.10.11.1 -W0.01 -I$ETH || true",
"expExitCode": "0",
"verifyCmd": "$TC -j -s qdisc ls dev $ETH handle 3:",
"matchJSON": [
{
"kind": "dualpi2",
"handle": "3:",
"bytes": 98,
"packets": 1,
"backlog": 0,
"qlen": 0
}
],
"teardown": [
"$TC qdisc del dev $ETH handle 1: root",
"echo \"1\" > /sys/bus/netdevsim/del_device"
]
}
]
