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Merge pull request #17357 from succa/feature/goaway-chance-apiserver 

add goaway-chance parameter for kube-apiserver
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Kubernetes Prow Robot 2025-04-23 00:49:42 -07:00 committed by GitHub
parent bca21c651d a34496af36
commit 732397b199
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6 changed files with 15 additions and 0 deletions
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5
k8s/crds/kops.k8s.io_clusters.yaml
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@ -2046,6 +2046,11 @@ spec:
description: FeatureGates is set of key=value pairs that describe
feature gates for alpha/experimental features.
type: object
goawayChance:
description: GoawayChance is the probability that send a GOAWAY
to HTTP/2 clients. Default to 0, means never send GOAWAY. Max
is 0.02 to prevent break the apiserver.
type: string
http2MaxStreamsPerConnection:
description: HTTP2MaxStreamsPerConnection sets the limit that
the server gives to clients for the maximum number of streams

2
pkg/apis/kops/componentconfig.go
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@ -470,6 +470,8 @@ type KubeAPIServerConfig struct {
RequestheaderAllowedNames []string `json:"requestheaderAllowedNames,omitempty" flag:"requestheader-allowed-names"`
// FeatureGates is set of key=value pairs that describe feature gates for alpha/experimental features.
FeatureGates map[string]string `json:"featureGates,omitempty" flag:"feature-gates"`
// GoawayChance is the probability that send a GOAWAY to HTTP/2 clients. Default to 0, means never send GOAWAY. Max is 0.02 to prevent break the apiserver.
GoawayChance string `json:"goawayChance,omitempty" flag:"goaway-chance"`
// MaxRequestsInflight The maximum number of non-mutating requests in flight at a given time.
MaxRequestsInflight int32 `json:"maxRequestsInflight,omitempty" flag:"max-requests-inflight" flag-empty:"0"`
// MaxMutatingRequestsInflight The maximum number of mutating requests in flight at a given time. Defaults to 200

2
pkg/apis/kops/v1alpha2/componentconfig.go
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@ -477,6 +477,8 @@ type KubeAPIServerConfig struct {
RequestheaderAllowedNames []string `json:"requestheaderAllowedNames,omitempty" flag:"requestheader-allowed-names"`
// FeatureGates is set of key=value pairs that describe feature gates for alpha/experimental features.
FeatureGates map[string]string `json:"featureGates,omitempty" flag:"feature-gates"`
// GoawayChance is the probability that send a GOAWAY to HTTP/2 clients. Default to 0, means never send GOAWAY. Max is 0.02 to prevent break the apiserver.
GoawayChance string `json:"goawayChance,omitempty" flag:"goaway-chance"`
// MaxRequestsInflight The maximum number of non-mutating requests in flight at a given time.
MaxRequestsInflight int32 `json:"maxRequestsInflight,omitempty" flag:"max-requests-inflight" flag-empty:"0"`
// MaxMutatingRequestsInflight The maximum number of mutating requests in flight at a given time. Defaults to 200

2
pkg/apis/kops/v1alpha2/zz_generated.conversion.go generated
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@ -5046,6 +5046,7 @@ func autoConvert_v1alpha2_KubeAPIServerConfig_To_kops_KubeAPIServerConfig(in *Ku
out.RequestheaderClientCAFile = in.RequestheaderClientCAFile
out.RequestheaderAllowedNames = in.RequestheaderAllowedNames
out.FeatureGates = in.FeatureGates
out.GoawayChance = in.GoawayChance
out.MaxRequestsInflight = in.MaxRequestsInflight
out.MaxMutatingRequestsInflight = in.MaxMutatingRequestsInflight
out.HTTP2MaxStreamsPerConnection = in.HTTP2MaxStreamsPerConnection
@ -5163,6 +5164,7 @@ func autoConvert_kops_KubeAPIServerConfig_To_v1alpha2_KubeAPIServerConfig(in *ko
out.RequestheaderClientCAFile = in.RequestheaderClientCAFile
out.RequestheaderAllowedNames = in.RequestheaderAllowedNames
out.FeatureGates = in.FeatureGates
out.GoawayChance = in.GoawayChance
out.MaxRequestsInflight = in.MaxRequestsInflight
out.MaxMutatingRequestsInflight = in.MaxMutatingRequestsInflight
out.HTTP2MaxStreamsPerConnection = in.HTTP2MaxStreamsPerConnection

2
pkg/apis/kops/v1alpha3/componentconfig.go
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@ -468,6 +468,8 @@ type KubeAPIServerConfig struct {
RequestheaderAllowedNames []string `json:"requestheaderAllowedNames,omitempty" flag:"requestheader-allowed-names"`
// FeatureGates is set of key=value pairs that describe feature gates for alpha/experimental features.
FeatureGates map[string]string `json:"featureGates,omitempty" flag:"feature-gates"`
// GoawayChance is the probability that send a GOAWAY to HTTP/2 clients. Default to 0, means never send GOAWAY. Max is 0.02 to prevent break the apiserver.
GoawayChance string `json:"goawayChance,omitempty" flag:"goaway-chance"`
// MaxRequestsInflight The maximum number of non-mutating requests in flight at a given time.
MaxRequestsInflight int32 `json:"maxRequestsInflight,omitempty" flag:"max-requests-inflight" flag-empty:"0"`
// MaxMutatingRequestsInflight The maximum number of mutating requests in flight at a given time. Defaults to 200

2
pkg/apis/kops/v1alpha3/zz_generated.conversion.go generated
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@ -5442,6 +5442,7 @@ func autoConvert_v1alpha3_KubeAPIServerConfig_To_kops_KubeAPIServerConfig(in *Ku
out.RequestheaderClientCAFile = in.RequestheaderClientCAFile
out.RequestheaderAllowedNames = in.RequestheaderAllowedNames
out.FeatureGates = in.FeatureGates
out.GoawayChance = in.GoawayChance
out.MaxRequestsInflight = in.MaxRequestsInflight
out.MaxMutatingRequestsInflight = in.MaxMutatingRequestsInflight
out.HTTP2MaxStreamsPerConnection = in.HTTP2MaxStreamsPerConnection
@ -5559,6 +5560,7 @@ func autoConvert_kops_KubeAPIServerConfig_To_v1alpha3_KubeAPIServerConfig(in *ko
out.RequestheaderClientCAFile = in.RequestheaderClientCAFile
out.RequestheaderAllowedNames = in.RequestheaderAllowedNames
out.FeatureGates = in.FeatureGates
out.GoawayChance = in.GoawayChance
out.MaxRequestsInflight = in.MaxRequestsInflight
out.MaxMutatingRequestsInflight = in.MaxMutatingRequestsInflight
out.HTTP2MaxStreamsPerConnection = in.HTTP2MaxStreamsPerConnection