features

package
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Published: Apr 17, 2024 License: Apache-2.0 Imports: 3 Imported by: 321

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Constants

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const (

	// owner: @ivelichkovich, @tallclair
	// alpha: v1.27
	// beta: v1.28
	// stable: v1.30
	// kep: https://kep.k8s.io/3716
	//
	// Enables usage of MatchConditions fields to use CEL expressions for matching on admission webhooks
	AdmissionWebhookMatchConditions featuregate.Feature = "AdmissionWebhookMatchConditions"

	// owner: @jefftree @alexzielenski
	// alpha: v1.26
	// beta: v1.27
	// stable: v1.30
	//
	// Enables an single HTTP endpoint /discovery/<version> which supports native HTTP
	// caching with ETags containing all APIResources known to the apiserver.
	AggregatedDiscoveryEndpoint featuregate.Feature = "AggregatedDiscoveryEndpoint"

	// owner: @smarterclayton
	// alpha: v1.8
	// beta: v1.9
	// stable: 1.29
	//
	// Allow API clients to retrieve resource lists in chunks rather than
	// all at once.
	APIListChunking featuregate.Feature = "APIListChunking"

	// owner: @MikeSpreitzer @yue9944882
	// alpha: v1.18
	// beta: v1.20
	// stable: 1.29
	//
	// Enables managing request concurrency with prioritization and fairness at each server.
	// The FeatureGate was introduced in release 1.15 but the feature
	// was not really implemented before 1.18.
	APIPriorityAndFairness featuregate.Feature = "APIPriorityAndFairness"

	// owner: @ilackams
	// alpha: v1.7
	// beta: v1.16
	//
	// Enables compression of REST responses (GET and LIST only)
	APIResponseCompression featuregate.Feature = "APIResponseCompression"

	// owner: @roycaihw
	// alpha: v1.20
	//
	// Assigns each kube-apiserver an ID in a cluster.
	APIServerIdentity featuregate.Feature = "APIServerIdentity"

	// owner: @dashpole
	// alpha: v1.22
	// beta: v1.27
	//
	// Add support for distributed tracing in the API Server
	APIServerTracing featuregate.Feature = "APIServerTracing"

	// owner: @linxiulei
	// beta: v1.30
	//
	// Enables serving watch requests in separate goroutines.
	APIServingWithRoutine featuregate.Feature = "APIServingWithRoutine"

	// owner: @cici37 @jpbetz
	// kep: http://kep.k8s.io/3488
	// alpha: v1.26
	// beta: v1.28
	// stable: v1.30
	//
	// Note: the feature gate can be removed in 1.32
	// Enables expression validation in Admission Control
	ValidatingAdmissionPolicy featuregate.Feature = "ValidatingAdmissionPolicy"

	// owner: @cici37
	// kep: https://kep.k8s.io/2876
	// alpha: v1.23
	// beta: v1.25
	// stable: v1.29
	//
	// Enables expression validation for Custom Resource
	CustomResourceValidationExpressions featuregate.Feature = "CustomResourceValidationExpressions"

	// alpha: v1.20
	// beta: v1.21
	// GA: v1.24
	//
	// Allows for updating watchcache resource version with progress notify events.
	EfficientWatchResumption featuregate.Feature = "EfficientWatchResumption"

	// owner: @aramase
	// kep: https://kep.k8s.io/3299
	// deprecated: v1.28
	//
	// Enables KMS v1 API for encryption at rest.
	KMSv1 featuregate.Feature = "KMSv1"

	// owner: @aramase
	// kep: https://kep.k8s.io/3299
	// alpha: v1.25
	// beta: v1.27
	// stable: v1.29
	//
	// Enables KMS v2 API for encryption at rest.
	KMSv2 featuregate.Feature = "KMSv2"

	// owner: @enj
	// kep: https://kep.k8s.io/3299
	// beta: v1.28
	// stable: v1.29
	//
	// Enables the use of derived encryption keys with KMS v2.
	KMSv2KDF featuregate.Feature = "KMSv2KDF"

	// owner: @alexzielenski, @cici37, @jiahuif
	// kep: https://kep.k8s.io/3962
	// alpha: v1.30
	//
	// Enables the MutatingAdmissionPolicy in Admission Chain
	MutatingAdmissionPolicy featuregate.Feature = "MutatingAdmissionPolicy"

	// owner: @jiahuif
	// kep: https://kep.k8s.io/2887
	// alpha: v1.23
	// beta: v1.24
	//
	// Enables populating "enum" field of OpenAPI schemas
	// in the spec returned from kube-apiserver.
	OpenAPIEnums featuregate.Feature = "OpenAPIEnums"

	// owner: @caesarxuchao
	// alpha: v1.15
	// beta: v1.16
	// stable: 1.29
	//
	// Allow apiservers to show a count of remaining items in the response
	// to a chunking list request.
	RemainingItemCount featuregate.Feature = "RemainingItemCount"

	// owner: @serathius
	// beta: v1.30
	//
	// Allow watch cache to create a watch on a dedicated RPC.
	// This prevents watch cache from being starved by other watches.
	SeparateCacheWatchRPC featuregate.Feature = "SeparateCacheWatchRPC"

	// owner: @apelisse, @lavalamp
	// alpha: v1.14
	// beta: v1.16
	// stable: v1.22
	//
	// Server-side apply. Merging happens on the server.
	ServerSideApply featuregate.Feature = "ServerSideApply"

	// owner: @kevindelgado
	// kep: https://kep.k8s.io/2885
	// alpha: v1.23
	// beta: v1.24
	//
	// Enables server-side field validation.
	ServerSideFieldValidation featuregate.Feature = "ServerSideFieldValidation"

	// owner: @enj
	// beta: v1.29
	//
	// Enables http2 DOS mitigations for unauthenticated clients.
	//
	// Some known reasons to disable these mitigations:
	//
	// An API server that is fronted by an L7 load balancer that is set up
	// to mitigate http2 attacks may opt to disable this protection to prevent
	// unauthenticated clients from disabling connection reuse between the load
	// balancer and the API server (many incoming connections could share the
	// same backend connection).
	//
	// An API server that is on a private network may opt to disable this
	// protection to prevent performance regressions for unauthenticated
	// clients.
	UnauthenticatedHTTP2DOSMitigation featuregate.Feature = "UnauthenticatedHTTP2DOSMitigation"

	// owner: @jpbetz
	// alpha: v1.30
	// Resource create requests using generateName are retried automatically by the apiserver
	// if the generated name conflicts with an existing resource name, up to a maximum number of 7 retries.
	RetryGenerateName featuregate.Feature = "RetryGenerateName"

	// owner: @caesarxuchao @roycaihw
	// alpha: v1.20
	//
	// Enable the storage version API.
	StorageVersionAPI featuregate.Feature = "StorageVersionAPI"

	// owner: @caesarxuchao
	// alpha: v1.14
	// beta: v1.15
	//
	// Allow apiservers to expose the storage version hash in the discovery
	// document.
	StorageVersionHash featuregate.Feature = "StorageVersionHash"

	// owner: @aramase, @enj, @nabokihms
	// kep: https://kep.k8s.io/3331
	// alpha: v1.29
	// beta: v1.30
	//
	// Enables Structured Authentication Configuration
	StructuredAuthenticationConfiguration featuregate.Feature = "StructuredAuthenticationConfiguration"

	// owner: @palnabarun
	// kep: https://kep.k8s.io/3221
	// alpha: v1.29
	// beta: v1.30
	//
	// Enables Structured Authorization Configuration
	StructuredAuthorizationConfiguration featuregate.Feature = "StructuredAuthorizationConfiguration"

	// owner: @wojtek-t
	// alpha: v1.15
	// beta: v1.16
	// GA: v1.17
	//
	// Enables support for watch bookmark events.
	WatchBookmark featuregate.Feature = "WatchBookmark"

	// owner: @serathius
	// beta: 1.30
	// Enables watches without resourceVersion to be served from storage.
	// Used to prevent https://github.com/kubernetes/kubernetes/issues/123072 until etcd fixes the issue.
	WatchFromStorageWithoutResourceVersion featuregate.Feature = "WatchFromStorageWithoutResourceVersion"

	// owner: @vinaykul
	// kep: http://kep.k8s.io/1287
	// alpha: v1.27
	//
	// Enables In-Place Pod Vertical Scaling
	InPlacePodVerticalScaling featuregate.Feature = "InPlacePodVerticalScaling"

	// owner: @p0lyn0mial
	// alpha: v1.27
	//
	// Allow the API server to stream individual items instead of chunking
	WatchList featuregate.Feature = "WatchList"

	// owner: @serathius
	// kep: http://kep.k8s.io/2340
	// alpha: v1.28
	//
	// Allow the API server to serve consistent lists from cache
	ConsistentListFromCache featuregate.Feature = "ConsistentListFromCache"

	// owner: @tkashem
	// beta: v1.29
	// GA: v1.30
	//
	// Allow Priority & Fairness in the API server to use a zero value for
	// the 'nominalConcurrencyShares' field of the 'limited' section of a
	// priority level.
	ZeroLimitedNominalConcurrencyShares featuregate.Feature = "ZeroLimitedNominalConcurrencyShares"
)

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