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added --reserved-cpus kubelet command option

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This commit is contained in:
Jianzhu Zhang
2019-10-07 14:53:41 -04:00
parent 76d04cf602
commit 89dfd24483
18 changed files with 409 additions and 28 deletions
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81
pkg/kubelet/apis/config/validation/validation_test.go
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@@ -26,7 +26,7 @@ import (
)
func TestValidateKubeletConfiguration(t *testing.T) {
successCase := &kubeletconfig.KubeletConfiguration{
successCase1 := &kubeletconfig.KubeletConfiguration{
CgroupsPerQOS: true,
EnforceNodeAllocatable: []string{"pods", "system-reserved", "kube-reserved"},
SystemReservedCgroup: "/system.slice",
@@ -55,11 +55,45 @@ func TestValidateKubeletConfiguration(t *testing.T) {
CPUCFSQuotaPeriod: metav1.Duration{Duration: 100 * time.Millisecond},
TopologyManagerPolicy: "none",
}
if allErrors := ValidateKubeletConfiguration(successCase); allErrors != nil {
if allErrors := ValidateKubeletConfiguration(successCase1); allErrors != nil {
t.Errorf("expect no errors, got %v", allErrors)
}
errorCase := &kubeletconfig.KubeletConfiguration{
successCase2 := &kubeletconfig.KubeletConfiguration{
CgroupsPerQOS: true,
EnforceNodeAllocatable: []string{"pods"},
SystemReservedCgroup: "",
KubeReservedCgroup: "",
SystemCgroups: "",
CgroupRoot: "",
EventBurst: 10,
EventRecordQPS: 5,
HealthzPort: 10248,
ImageGCHighThresholdPercent: 85,
ImageGCLowThresholdPercent: 80,
IPTablesDropBit: 15,
IPTablesMasqueradeBit: 14,
KubeAPIBurst: 10,
KubeAPIQPS: 5,
MaxOpenFiles: 1000000,
MaxPods: 110,
OOMScoreAdj: -999,
PodsPerCore: 100,
Port: 65535,
ReadOnlyPort: 0,
RegistryBurst: 10,
RegistryPullQPS: 5,
HairpinMode: kubeletconfig.PromiscuousBridge,
NodeLeaseDurationSeconds: 1,
CPUCFSQuotaPeriod: metav1.Duration{Duration: 100 * time.Millisecond},
TopologyManagerPolicy: "none",
ReservedSystemCPUs: "0-3",
}
if allErrors := ValidateKubeletConfiguration(successCase2); allErrors != nil {
t.Errorf("expect no errors, got %v", allErrors)
}
errorCase1 := &kubeletconfig.KubeletConfiguration{
CgroupsPerQOS: false,
EnforceNodeAllocatable: []string{"pods", "system-reserved", "kube-reserved", "illegal-key"},
SystemCgroups: "/",
@@ -86,8 +120,43 @@ func TestValidateKubeletConfiguration(t *testing.T) {
CPUCFSQuotaPeriod: metav1.Duration{Duration: 0},
TopologyManagerPolicy: "",
}
const numErrs = 26
if allErrors := ValidateKubeletConfiguration(errorCase); len(allErrors.(utilerrors.Aggregate).Errors()) != numErrs {
t.Errorf("expect %d errors, got %v", numErrs, len(allErrors.(utilerrors.Aggregate).Errors()))
const numErrsErrorCase1 = 26
if allErrors := ValidateKubeletConfiguration(errorCase1); len(allErrors.(utilerrors.Aggregate).Errors()) != numErrsErrorCase1 {
t.Errorf("expect %d errors, got %v", numErrsErrorCase1, len(allErrors.(utilerrors.Aggregate).Errors()))
}
errorCase2 := &kubeletconfig.KubeletConfiguration{
CgroupsPerQOS: true,
EnforceNodeAllocatable: []string{"pods", "system-reserved", "kube-reserved"},
SystemReservedCgroup: "/system.slice",
KubeReservedCgroup: "/kubelet.service",
SystemCgroups: "",
CgroupRoot: "",
EventBurst: 10,
EventRecordQPS: 5,
HealthzPort: 10248,
ImageGCHighThresholdPercent: 85,
ImageGCLowThresholdPercent: 80,
IPTablesDropBit: 15,
IPTablesMasqueradeBit: 14,
KubeAPIBurst: 10,
KubeAPIQPS: 5,
MaxOpenFiles: 1000000,
MaxPods: 110,
OOMScoreAdj: -999,
PodsPerCore: 100,
Port: 65535,
ReadOnlyPort: 0,
RegistryBurst: 10,
RegistryPullQPS: 5,
HairpinMode: kubeletconfig.PromiscuousBridge,
NodeLeaseDurationSeconds: 1,
CPUCFSQuotaPeriod: metav1.Duration{Duration: 100 * time.Millisecond},
TopologyManagerPolicy: "none",
ReservedSystemCPUs: "0-3",
}
const numErrsErrorCase2 = 1
if allErrors := ValidateKubeletConfiguration(errorCase2); len(allErrors.(utilerrors.Aggregate).Errors()) != numErrsErrorCase2 {
t.Errorf("expect %d errors, got %v", numErrsErrorCase2, len(allErrors.(utilerrors.Aggregate).Errors()))
}
}