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selftests/tc-testing: add selftests for gred qdisc
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Test 8942: Create GRED with default setting
Test 5783: Create GRED with grio setting
Test 8a09: Create GRED with limit setting
Test 48cb: Create GRED with ecn setting
Test 763a: Change GRED setting
Test 8309: Show GRED class

Signed-off-by: Zhengchao Shao <shaozhengchao@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Zhengchao Shao authored and David S. Miller committed Sep 28, 2022
1 parent 9e27471 commit a4a8d35
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1 change: 1 addition & 0 deletions tools/testing/selftests/tc-testing/config
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Original file line number Diff line number Diff line change
Expand Up @@ -17,6 +17,7 @@ CONFIG_NET_SCH_CHOKE=m
CONFIG_NET_SCH_CODEL=m
CONFIG_NET_SCH_ETF=m
CONFIG_NET_SCH_FQ=m
CONFIG_NET_SCH_GRED=m
CONFIG_NET_SCH_PRIO=m
CONFIG_NET_SCH_INGRESS=m

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164 changes: 164 additions & 0 deletions tools/testing/selftests/tc-testing/tc-tests/qdiscs/gred.json
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@@ -0,0 +1,164 @@
[
{
"id": "8942",
"name": "Create GRED with default setting",
"category": [
"qdisc",
"gred"
],
"plugins": {
"requires": "nsPlugin"
},
"setup": [
"$IP link add dev $DUMMY type dummy || /bin/true"
],
"cmdUnderTest": "$TC qdisc add dev $DUMMY handle 1: root gred setup vqs 10 default 1",
"expExitCode": "0",
"verifyCmd": "$TC qdisc show dev $DUMMY",
"matchPattern": "qdisc gred 1: root refcnt [0-9]+ vqs 10 default 1",
"matchCount": "1",
"teardown": [
"$TC qdisc del dev $DUMMY handle 1: root",
"$IP link del dev $DUMMY type dummy"
]
},
{
"id": "5783",
"name": "Create GRED with grio setting",
"category": [
"qdisc",
"gred"
],
"plugins": {
"requires": "nsPlugin"
},
"setup": [
"$IP link add dev $DUMMY type dummy || /bin/true"
],
"cmdUnderTest": "$TC qdisc add dev $DUMMY handle 1: root gred setup vqs 10 default 1 grio",
"expExitCode": "0",
"verifyCmd": "$TC qdisc show dev $DUMMY",
"matchPattern": "qdisc gred 1: root refcnt [0-9]+ vqs 10 default 1.*grio",
"matchCount": "1",
"teardown": [
"$TC qdisc del dev $DUMMY handle 1: root",
"$IP link del dev $DUMMY type dummy"
]
},
{
"id": "8a09",
"name": "Create GRED with limit setting",
"category": [
"qdisc",
"gred"
],
"plugins": {
"requires": "nsPlugin"
},
"setup": [
"$IP link add dev $DUMMY type dummy || /bin/true"
],
"cmdUnderTest": "$TC qdisc add dev $DUMMY handle 1: root gred setup vqs 10 default 1 limit 1000",
"expExitCode": "0",
"verifyCmd": "$TC qdisc show dev $DUMMY",
"matchPattern": "qdisc gred 1: root refcnt [0-9]+ vqs 10 default 1 limit 1000b",
"matchCount": "1",
"teardown": [
"$TC qdisc del dev $DUMMY handle 1: root",
"$IP link del dev $DUMMY type dummy"
]
},
{
"id": "48ca",
"name": "Create GRED with ecn setting",
"category": [
"qdisc",
"gred"
],
"plugins": {
"requires": "nsPlugin"
},
"setup": [
"$IP link add dev $DUMMY type dummy || /bin/true"
],
"cmdUnderTest": "$TC qdisc add dev $DUMMY handle 1: root gred setup vqs 10 default 2 ecn",
"expExitCode": "0",
"verifyCmd": "$TC qdisc show dev $DUMMY",
"matchPattern": "qdisc gred 1: root refcnt [0-9]+ vqs 10 default 2.*ecn",
"matchCount": "1",
"teardown": [
"$TC qdisc del dev $DUMMY handle 1: root",
"$IP link del dev $DUMMY type dummy"
]
},
{
"id": "48cb",
"name": "Create GRED with harddrop setting",
"category": [
"qdisc",
"gred"
],
"plugins": {
"requires": "nsPlugin"
},
"setup": [
"$IP link add dev $DUMMY type dummy || /bin/true"
],
"cmdUnderTest": "$TC qdisc add dev $DUMMY handle 1: root gred setup vqs 10 default 2 harddrop",
"expExitCode": "0",
"verifyCmd": "$TC qdisc show dev $DUMMY",
"matchPattern": "qdisc gred 1: root refcnt [0-9]+ vqs 10 default 2.*harddrop",
"matchCount": "1",
"teardown": [
"$TC qdisc del dev $DUMMY handle 1: root",
"$IP link del dev $DUMMY type dummy"
]
},
{
"id": "763a",
"name": "Change GRED setting",
"category": [
"qdisc",
"gred"
],
"plugins": {
"requires": "nsPlugin"
},
"setup": [
"$IP link add dev $DUMMY type dummy || /bin/true",
"$TC qdisc add dev $DUMMY handle 1: root gred setup vqs 10 default 1"
],
"cmdUnderTest": "$TC qdisc change dev $DUMMY handle 1: root gred limit 60KB min 15K max 25K burst 64 avpkt 1500 bandwidth 10Mbit DP 1 probability 0.1",
"expExitCode": "0",
"verifyCmd": "$TC qdisc show dev $DUMMY",
"matchPattern": "qdisc gred 1: root refcnt [0-9]+ vqs 10 default 1 limit.*vq 1 prio [0-9]+ limit 60Kb min 15Kb max 25Kb",
"matchCount": "1",
"teardown": [
"$TC qdisc del dev $DUMMY handle 1: root",
"$IP link del dev $DUMMY type dummy"
]
},
{
"id": "8309",
"name": "Show GRED class",
"category": [
"qdisc",
"gred"
],
"plugins": {
"requires": "nsPlugin"
},
"setup": [
"$IP link add dev $DUMMY type dummy || /bin/true"
],
"cmdUnderTest": "$TC qdisc add dev $DUMMY handle 1: root gred setup vqs 10 default 1",
"expExitCode": "0",
"verifyCmd": "$TC class show dev $DUMMY",
"matchPattern": "class gred 1:",
"matchCount": "0",
"teardown": [
"$TC qdisc del dev $DUMMY handle 1: root",
"$IP link del dev $DUMMY type dummy"
]
}
]

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