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Updated version skew strategy for InPlacePodVerticalScaling

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This commit is contained in:
Sreeram Venkitesh
2024-11-06 19:13:28 +05:30
parent 154b756e2e
commit 4dae42a796
2 changed files with 124 additions and 68 deletions
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167
pkg/apis/core/validation/validation_test.go
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@@ -25092,91 +25092,120 @@ func TestValidatePodResize(t *testing.T) {
}
tests := []struct {
test string
old *core.Pod
new *core.Pod
err string
test string
old *core.Pod
new *core.Pod
enableInPlacePodVerticalScaling bool
err string
}{
{
test: "cpu limit change",
old: mkPod(core.ResourceList{}, getResources("100m", "0", "1Gi", "")),
new: mkPod(core.ResourceList{}, getResources("200m", "0", "1Gi", "")),
err: "",
test: "cpu limit change",
old: mkPod(core.ResourceList{}, getResources("100m", "0", "1Gi", "")),
new: mkPod(core.ResourceList{}, getResources("200m", "0", "1Gi", "")),
enableInPlacePodVerticalScaling: true,
err: "",
}, {
test: "memory limit change",
old: mkPod(core.ResourceList{}, getResources("100m", "200Mi", "", "")),
new: mkPod(core.ResourceList{}, getResources("100m", "100Mi", "", "")),
err: "",
test: "memory limit change",
old: mkPod(core.ResourceList{}, getResources("100m", "200Mi", "", "")),
new: mkPod(core.ResourceList{}, getResources("100m", "100Mi", "", "")),
enableInPlacePodVerticalScaling: true,
err: "",
}, {
test: "storage limit change",
old: mkPod(core.ResourceList{}, getResources("100m", "100Mi", "2Gi", "")),
new: mkPod(core.ResourceList{}, getResources("100m", "100Mi", "1Gi", "")),
err: "spec: Forbidden: only cpu and memory resources are mutable",
test: "memory limit change without feature gate enabled",
old: mkPod(core.ResourceList{}, getResources("100m", "200Mi", "", "")),
new: mkPod(core.ResourceList{}, getResources("100m", "100Mi", "", "")),
enableInPlacePodVerticalScaling: false,
err: "spec: Forbidden: Pod running on node without InPlacePodVerticalScaling feature gate enabled may not be updated",
}, {
test: "cpu request change",
old: mkPod(getResources("200m", "0", "", ""), core.ResourceList{}),
new: mkPod(getResources("100m", "0", "", ""), core.ResourceList{}),
err: "",
test: "CPU limit change without feature gate enabled",
old: mkPod(core.ResourceList{}, getResources("100m", "0", "1Gi", "")),
new: mkPod(core.ResourceList{}, getResources("200m", "0", "1Gi", "")),
enableInPlacePodVerticalScaling: false,
err: "spec: Forbidden: Pod running on node without InPlacePodVerticalScaling feature gate enabled may not be updated",
}, {
test: "memory request change",
old: mkPod(getResources("0", "100Mi", "", ""), core.ResourceList{}),
new: mkPod(getResources("0", "200Mi", "", ""), core.ResourceList{}),
err: "",
test: "storage limit change",
old: mkPod(core.ResourceList{}, getResources("100m", "100Mi", "2Gi", "")),
new: mkPod(core.ResourceList{}, getResources("100m", "100Mi", "1Gi", "")),
enableInPlacePodVerticalScaling: true,
err: "spec: Forbidden: only cpu and memory resources are mutable",
}, {
test: "storage request change",
old: mkPod(getResources("100m", "0", "1Gi", ""), core.ResourceList{}),
new: mkPod(getResources("100m", "0", "2Gi", ""), core.ResourceList{}),
err: "spec: Forbidden: only cpu and memory resources are mutable",
test: "cpu request change",
old: mkPod(getResources("200m", "0", "", ""), core.ResourceList{}),
new: mkPod(getResources("100m", "0", "", ""), core.ResourceList{}),
enableInPlacePodVerticalScaling: true,
err: "",
}, {
test: "Pod QoS unchanged, guaranteed -> guaranteed",
old: mkPod(getResources("100m", "100Mi", "1Gi", ""), getResources("100m", "100Mi", "1Gi", "")),
new: mkPod(getResources("200m", "400Mi", "1Gi", ""), getResources("200m", "400Mi", "1Gi", "")),
err: "",
test: "memory request change",
old: mkPod(getResources("0", "100Mi", "", ""), core.ResourceList{}),
new: mkPod(getResources("0", "200Mi", "", ""), core.ResourceList{}),
enableInPlacePodVerticalScaling: true,
err: "",
}, {
test: "Pod QoS unchanged, burstable -> burstable",
old: mkPod(getResources("200m", "200Mi", "1Gi", ""), getResources("400m", "400Mi", "2Gi", "")),
new: mkPod(getResources("100m", "100Mi", "1Gi", ""), getResources("200m", "200Mi", "2Gi", "")),
err: "",
test: "storage request change",
old: mkPod(getResources("100m", "0", "1Gi", ""), core.ResourceList{}),
new: mkPod(getResources("100m", "0", "2Gi", ""), core.ResourceList{}),
enableInPlacePodVerticalScaling: true,
err: "spec: Forbidden: only cpu and memory resources are mutable",
}, {
test: "Pod QoS unchanged, burstable -> burstable, add limits",
old: mkPod(getResources("100m", "100Mi", "", ""), core.ResourceList{}),
new: mkPod(getResources("100m", "100Mi", "", ""), getResources("200m", "200Mi", "", "")),
err: "",
test: "Pod QoS unchanged, guaranteed -> guaranteed",
old: mkPod(getResources("100m", "100Mi", "1Gi", ""), getResources("100m", "100Mi", "1Gi", "")),
new: mkPod(getResources("200m", "400Mi", "1Gi", ""), getResources("200m", "400Mi", "1Gi", "")),
enableInPlacePodVerticalScaling: true,
err: "",
}, {
test: "Pod QoS unchanged, burstable -> burstable, remove limits",
old: mkPod(getResources("100m", "100Mi", "", ""), getResources("200m", "200Mi", "", "")),
new: mkPod(getResources("100m", "100Mi", "", ""), core.ResourceList{}),
err: "",
test: "Pod QoS unchanged, burstable -> burstable",
old: mkPod(getResources("200m", "200Mi", "1Gi", ""), getResources("400m", "400Mi", "2Gi", "")),
new: mkPod(getResources("100m", "100Mi", "1Gi", ""), getResources("200m", "200Mi", "2Gi", "")),
enableInPlacePodVerticalScaling: true,
err: "",
}, {
test: "Pod QoS unchanged, burstable -> burstable, add requests",
old: mkPod(core.ResourceList{}, getResources("200m", "500Mi", "1Gi", "")),
new: mkPod(getResources("300m", "", "", ""), getResources("400m", "", "1Gi", "")),
err: "",
test: "Pod QoS unchanged, burstable -> burstable, add limits",
old: mkPod(getResources("100m", "100Mi", "", ""), core.ResourceList{}),
new: mkPod(getResources("100m", "100Mi", "", ""), getResources("200m", "200Mi", "", "")),
enableInPlacePodVerticalScaling: true,
err: "",
}, {
test: "Pod QoS unchanged, burstable -> burstable, remove requests",
old: mkPod(getResources("100m", "200Mi", "", ""), getResources("200m", "300Mi", "2Gi", "")),
new: mkPod(core.ResourceList{}, getResources("400m", "500Mi", "2Gi", "")),
err: "",
test: "Pod QoS unchanged, burstable -> burstable, remove limits",
old: mkPod(getResources("100m", "100Mi", "", ""), getResources("200m", "200Mi", "", "")),
new: mkPod(getResources("100m", "100Mi", "", ""), core.ResourceList{}),
enableInPlacePodVerticalScaling: true,
err: "",
}, {
test: "Pod QoS change, guaranteed -> burstable",
old: mkPod(getResources("100m", "100Mi", "", ""), getResources("100m", "100Mi", "", "")),
new: mkPod(getResources("100m", "100Mi", "", ""), getResources("200m", "200Mi", "", "")),
err: "Pod QOS Class may not change as a result of resizing",
test: "Pod QoS unchanged, burstable -> burstable, add requests",
old: mkPod(core.ResourceList{}, getResources("200m", "500Mi", "1Gi", "")),
new: mkPod(getResources("300m", "", "", ""), getResources("400m", "", "1Gi", "")),
enableInPlacePodVerticalScaling: true,
err: "",
}, {
test: "Pod QoS change, burstable -> guaranteed",
old: mkPod(getResources("100m", "100Mi", "", ""), core.ResourceList{}),
new: mkPod(getResources("100m", "100Mi", "", ""), getResources("100m", "100Mi", "", "")),
err: "Pod QOS Class may not change as a result of resizing",
test: "Pod QoS unchanged, burstable -> burstable, remove requests",
old: mkPod(getResources("100m", "200Mi", "", ""), getResources("200m", "300Mi", "2Gi", "")),
new: mkPod(core.ResourceList{}, getResources("400m", "500Mi", "2Gi", "")),
enableInPlacePodVerticalScaling: true,
err: "",
}, {
test: "Pod QoS change, besteffort -> burstable",
old: mkPod(core.ResourceList{}, core.ResourceList{}),
new: mkPod(getResources("100m", "100Mi", "", ""), getResources("200m", "200Mi", "", "")),
err: "Pod QOS Class may not change as a result of resizing",
test: "Pod QoS change, guaranteed -> burstable",
old: mkPod(getResources("100m", "100Mi", "", ""), getResources("100m", "100Mi", "", "")),
new: mkPod(getResources("100m", "100Mi", "", ""), getResources("200m", "200Mi", "", "")),
enableInPlacePodVerticalScaling: true,
err: "Pod QOS Class may not change as a result of resizing",
}, {
test: "Pod QoS change, burstable -> besteffort",
old: mkPod(getResources("100m", "100Mi", "", ""), getResources("200m", "200Mi", "", "")),
new: mkPod(core.ResourceList{}, core.ResourceList{}),
err: "Pod QOS Class may not change as a result of resizing",
test: "Pod QoS change, burstable -> guaranteed",
old: mkPod(getResources("100m", "100Mi", "", ""), core.ResourceList{}),
new: mkPod(getResources("100m", "100Mi", "", ""), getResources("100m", "100Mi", "", "")),
enableInPlacePodVerticalScaling: true,
err: "Pod QOS Class may not change as a result of resizing",
}, {
test: "Pod QoS change, besteffort -> burstable",
old: mkPod(core.ResourceList{}, core.ResourceList{}),
new: mkPod(getResources("100m", "100Mi", "", ""), getResources("200m", "200Mi", "", "")),
enableInPlacePodVerticalScaling: true,
err: "Pod QOS Class may not change as a result of resizing",
}, {
test: "Pod QoS change, burstable -> besteffort",
old: mkPod(getResources("100m", "100Mi", "", ""), getResources("200m", "200Mi", "", "")),
new: mkPod(core.ResourceList{}, core.ResourceList{}),
enableInPlacePodVerticalScaling: true,
err: "Pod QOS Class may not change as a result of resizing",
}, {
test: "windows pod, no resource change",
old: mkPod(core.ResourceList{}, getResources("100m", "0", "1Gi", ""), podtest.SetOS(core.Windows)),
@@ -25191,6 +25220,8 @@ func TestValidatePodResize(t *testing.T) {
}
for _, test := range tests {
featuregatetesting.SetFeatureGateDuringTest(t, utilfeature.DefaultFeatureGate, features.InPlacePodVerticalScaling, test.enableInPlacePodVerticalScaling)
test.new.ObjectMeta.ResourceVersion = "1"
test.old.ObjectMeta.ResourceVersion = "1"