v1beta1

package
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Published: Jan 19, 2022 License: Apache-2.0 Imports: 5 Imported by: 266

Documentation

Index

Constants

View Source
const (
	// Set the hairpin flag on the veth of containers in the respective
	// container runtime.
	HairpinVeth = "hairpin-veth"
	// Make the container bridge promiscuous. This will force it to accept
	// hairpin packets, even if the flag isn't set on ports of the bridge.
	PromiscuousBridge = "promiscuous-bridge"
	// Neither of the above. If the kubelet is started in this hairpin mode
	// and kube-proxy is running in iptables mode, hairpin packets will be
	// dropped by the container bridge.
	HairpinNone = "none"
)

Enum settings for different ways to handle hairpin packets.

View Source
const (
	// GetChangeDetectionStrategy is a mode in which kubelet fetches
	// necessary objects directly from apiserver.
	GetChangeDetectionStrategy ResourceChangeDetectionStrategy = "Get"
	// TTLCacheChangeDetectionStrategy is a mode in which kubelet uses
	// ttl cache for object directly fetched from apiserver.
	TTLCacheChangeDetectionStrategy ResourceChangeDetectionStrategy = "Cache"
	// WatchChangeDetectionStrategy is a mode in which kubelet uses
	// watches to observe changes to objects that are in its interest.
	WatchChangeDetectionStrategy ResourceChangeDetectionStrategy = "Watch"
	// RestrictedTopologyManagerPolicy is a mode in which kubelet only allows
	// pods with optimal NUMA node alignment for requested resources
	RestrictedTopologyManagerPolicy = "restricted"
	// BestEffortTopologyManagerPolicy is a mode in which kubelet will favour
	// pods with NUMA alignment of CPU and device resources.
	BestEffortTopologyManagerPolicy = "best-effort"
	// NoneTopologyManagerPolicy is a mode in which kubelet has no knowledge
	// of NUMA alignment of a pod's CPU and device resources.
	NoneTopologyManagerPolicy = "none"
	// SingleNumaNodeTopologyManagerPolicy is a mode in which kubelet only allows
	// pods with a single NUMA alignment of CPU and device resources.
	SingleNumaNodeTopologyManagerPolicy = "single-numa-node"
	// ContainerTopologyManagerScope represents that
	// topology policy is applied on a per-container basis.
	ContainerTopologyManagerScope = "container"
	// PodTopologyManagerScope represents that
	// topology policy is applied on a per-pod basis.
	PodTopologyManagerScope = "pod"
	// NoneMemoryManagerPolicy is a memory manager none policy, under the none policy
	// the memory manager will not pin containers memory of guaranteed pods
	NoneMemoryManagerPolicy = "None"
	// StaticMemoryManagerPolicy is a memory manager static policy, under the static policy
	// the memory manager will try to pin containers memory of guaranteed pods to the smallest
	// possible sub-set of NUMA nodes
	StaticMemoryManagerPolicy = "Static"
)

Enum settings for different strategies of kubelet managers.

View Source
const GroupName = "kubelet.config.k8s.io"

GroupName is the group name used in this package

Variables

View Source
var (
	// SchemeBuilder is the scheme builder with scheme init functions to run for this API package
	SchemeBuilder = runtime.NewSchemeBuilder(addKnownTypes)
	// AddToScheme is a global function that registers this API group & version to a scheme
	AddToScheme = SchemeBuilder.AddToScheme
)
View Source
var SchemeGroupVersion = schema.GroupVersion{Group: GroupName, Version: "v1beta1"}

SchemeGroupVersion is group version used to register these objects

Functions

This section is empty.

Types

type HairpinMode

type HairpinMode string

HairpinMode denotes how the kubelet should configure networking to handle hairpin packets.

type KubeletAnonymousAuthentication

type KubeletAnonymousAuthentication struct {
	// enabled allows anonymous requests to the kubelet server.
	// Requests that are not rejected by another authentication method are treated as
	// anonymous requests.
	// Anonymous requests have a username of `system:anonymous`, and a group name of
	// `system:unauthenticated`.
	// +optional
	Enabled *bool `json:"enabled,omitempty"`
}

func (*KubeletAnonymousAuthentication) DeepCopy

DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new KubeletAnonymousAuthentication.

func (*KubeletAnonymousAuthentication) DeepCopyInto

DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil.

type KubeletAuthentication

type KubeletAuthentication struct {
	// x509 contains settings related to x509 client certificate authentication.
	// +optional
	X509 KubeletX509Authentication `json:"x509"`
	// webhook contains settings related to webhook bearer token authentication.
	// +optional
	Webhook KubeletWebhookAuthentication `json:"webhook"`
	// anonymous contains settings related to anonymous authentication.
	// +optional
	Anonymous KubeletAnonymousAuthentication `json:"anonymous"`
}

func (*KubeletAuthentication) DeepCopy

DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new KubeletAuthentication.

func (*KubeletAuthentication) DeepCopyInto

func (in *KubeletAuthentication) DeepCopyInto(out *KubeletAuthentication)

DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil.

type KubeletAuthorization

type KubeletAuthorization struct {
	// mode is the authorization mode to apply to requests to the kubelet server.
	// Valid values are `AlwaysAllow` and `Webhook`.
	// Webhook mode uses the SubjectAccessReview API to determine authorization.
	// +optional
	Mode KubeletAuthorizationMode `json:"mode,omitempty"`

	// webhook contains settings related to Webhook authorization.
	// +optional
	Webhook KubeletWebhookAuthorization `json:"webhook"`
}

func (*KubeletAuthorization) DeepCopy

DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new KubeletAuthorization.

func (*KubeletAuthorization) DeepCopyInto

func (in *KubeletAuthorization) DeepCopyInto(out *KubeletAuthorization)

DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil.

type KubeletAuthorizationMode

type KubeletAuthorizationMode string
const (
	// KubeletAuthorizationModeAlwaysAllow authorizes all authenticated requests
	KubeletAuthorizationModeAlwaysAllow KubeletAuthorizationMode = "AlwaysAllow"
	// KubeletAuthorizationModeWebhook uses the SubjectAccessReview API to determine authorization
	KubeletAuthorizationModeWebhook KubeletAuthorizationMode = "Webhook"
)

type KubeletConfiguration

type KubeletConfiguration struct {
	metav1.TypeMeta `json:",inline"`

	// enableServer enables Kubelet's secured server.
	// Note: Kubelet's insecure port is controlled by the readOnlyPort option.
	// If DynamicKubeletConfig (deprecated; default off) is on, when
	// dynamically updating this field, consider that
	// it may disrupt components that interact with the Kubelet server.
	// Default: true
	EnableServer *bool `json:"enableServer,omitempty"`
	// staticPodPath is the path to the directory containing local (static) pods to
	// run, or the path to a single static pod file.
	// If DynamicKubeletConfig (deprecated; default off) is on, when
	// dynamically updating this field, consider that
	// the set of static pods specified at the new path may be different than the
	// ones the Kubelet initially started with, and this may disrupt your node.
	// Default: ""
	// +optional
	StaticPodPath string `json:"staticPodPath,omitempty"`
	// syncFrequency is the max period between synchronizing running
	// containers and config.
	// If DynamicKubeletConfig (deprecated; default off) is on, when
	// dynamically updating this field, consider that
	// shortening this duration may have a negative performance impact, especially
	// as the number of Pods on the node increases. Alternatively, increasing this
	// duration will result in longer refresh times for ConfigMaps and Secrets.
	// Default: "1m"
	// +optional
	SyncFrequency metav1.Duration `json:"syncFrequency,omitempty"`
	// fileCheckFrequency is the duration between checking config files for
	// new data.
	// If DynamicKubeletConfig (deprecated; default off) is on, when
	// dynamically updating this field, consider that
	// shortening the duration will cause the Kubelet to reload local Static Pod
	// configurations more frequently, which may have a negative performance impact.
	// Default: "20s"
	// +optional
	FileCheckFrequency metav1.Duration `json:"fileCheckFrequency,omitempty"`
	// httpCheckFrequency is the duration between checking http for new data.
	// If DynamicKubeletConfig (deprecated; default off) is on, when
	// dynamically updating this field, consider that
	// shortening the duration will cause the Kubelet to poll staticPodURL more
	// frequently, which may have a negative performance impact.
	// Default: "20s"
	// +optional
	HTTPCheckFrequency metav1.Duration `json:"httpCheckFrequency,omitempty"`
	// staticPodURL is the URL for accessing static pods to run.
	// If DynamicKubeletConfig (deprecated; default off) is on, when
	// dynamically updating this field, consider that
	// the set of static pods specified at the new URL may be different than the
	// ones the Kubelet initially started with, and this may disrupt your node.
	// Default: ""
	// +optional
	StaticPodURL string `json:"staticPodURL,omitempty"`
	// staticPodURLHeader is a map of slices with HTTP headers to use when accessing the podURL.
	// If DynamicKubeletConfig (deprecated; default off) is on, when
	// dynamically updating this field, consider that
	// it may disrupt the ability to read the latest set of static pods from StaticPodURL.
	// Default: nil
	// +optional
	StaticPodURLHeader map[string][]string `json:"staticPodURLHeader,omitempty"`
	// address is the IP address for the Kubelet to serve on (set to 0.0.0.0
	// for all interfaces).
	// If DynamicKubeletConfig (deprecated; default off) is on, when
	// dynamically updating this field, consider that
	// it may disrupt components that interact with the Kubelet server.
	// Default: "0.0.0.0"
	// +optional
	Address string `json:"address,omitempty"`
	// port is the port for the Kubelet to serve on.
	// The port number must be between 1 and 65535, inclusive.
	// If DynamicKubeletConfig (deprecated; default off) is on, when
	// dynamically updating this field, consider that
	// it may disrupt components that interact with the Kubelet server.
	// Default: 10250
	// +optional
	Port int32 `json:"port,omitempty"`
	// readOnlyPort is the read-only port for the Kubelet to serve on with
	// no authentication/authorization.
	// The port number must be between 1 and 65535, inclusive.
	// Setting this field to 0 disables the read-only service.
	// If DynamicKubeletConfig (deprecated; default off) is on, when
	// dynamically updating this field, consider that
	// it may disrupt components that interact with the Kubelet server.
	// Default: 0 (disabled)
	// +optional
	ReadOnlyPort int32 `json:"readOnlyPort,omitempty"`
	// tlsCertFile is the file containing x509 Certificate for HTTPS. (CA cert,
	// if any, concatenated after server cert). If tlsCertFile and
	// tlsPrivateKeyFile are not provided, a self-signed certificate
	// and key are generated for the public address and saved to the directory
	// passed to the Kubelet's --cert-dir flag.
	// If DynamicKubeletConfig (deprecated; default off) is on, when
	// dynamically updating this field, consider that
	// it may disrupt components that interact with the Kubelet server.
	// Default: ""
	// +optional
	TLSCertFile string `json:"tlsCertFile,omitempty"`
	// tlsPrivateKeyFile is the file containing x509 private key matching tlsCertFile.
	// If DynamicKubeletConfig (deprecated; default off) is on, when
	// dynamically updating this field, consider that
	// it may disrupt components that interact with the Kubelet server.
	// Default: ""
	// +optional
	TLSPrivateKeyFile string `json:"tlsPrivateKeyFile,omitempty"`
	// tlsCipherSuites is the list of allowed cipher suites for the server.
	// Values are from tls package constants (https://golang.org/pkg/crypto/tls/#pkg-constants).
	// If DynamicKubeletConfig (deprecated; default off) is on, when
	// dynamically updating this field, consider that
	// it may disrupt components that interact with the Kubelet server.
	// Default: nil
	// +optional
	TLSCipherSuites []string `json:"tlsCipherSuites,omitempty"`
	// tlsMinVersion is the minimum TLS version supported.
	// Values are from tls package constants (https://golang.org/pkg/crypto/tls/#pkg-constants).
	// If DynamicKubeletConfig (deprecated; default off) is on, when
	// dynamically updating this field, consider that
	// it may disrupt components that interact with the Kubelet server.
	// Default: ""
	// +optional
	TLSMinVersion string `json:"tlsMinVersion,omitempty"`
	// rotateCertificates enables client certificate rotation. The Kubelet will request a
	// new certificate from the certificates.k8s.io API. This requires an approver to approve the
	// certificate signing requests.
	// If DynamicKubeletConfig (deprecated; default off) is on, when
	// dynamically updating this field, consider that
	// disabling it may disrupt the Kubelet's ability to authenticate with the API server
	// after the current certificate expires.
	// Default: false
	// +optional
	RotateCertificates bool `json:"rotateCertificates,omitempty"`
	// serverTLSBootstrap enables server certificate bootstrap. Instead of self
	// signing a serving certificate, the Kubelet will request a certificate from
	// the 'certificates.k8s.io' API. This requires an approver to approve the
	// certificate signing requests (CSR). The RotateKubeletServerCertificate feature
	// must be enabled when setting this field.
	// If DynamicKubeletConfig (deprecated; default off) is on, when
	// dynamically updating this field, consider that
	// disabling it will stop the renewal of Kubelet server certificates, which can
	// disrupt components that interact with the Kubelet server in the long term,
	// due to certificate expiration.
	// Default: false
	// +optional
	ServerTLSBootstrap bool `json:"serverTLSBootstrap,omitempty"`
	// authentication specifies how requests to the Kubelet's server are authenticated.
	// If DynamicKubeletConfig (deprecated; default off) is on, when
	// dynamically updating this field, consider that
	// it may disrupt components that interact with the Kubelet server.
	// Defaults:
	//   anonymous:
	//     enabled: false
	//   webhook:
	//     enabled: true
	//     cacheTTL: "2m"
	// +optional
	Authentication KubeletAuthentication `json:"authentication"`
	// authorization specifies how requests to the Kubelet's server are authorized.
	// If DynamicKubeletConfig (deprecated; default off) is on, when
	// dynamically updating this field, consider that
	// it may disrupt components that interact with the Kubelet server.
	// Defaults:
	//   mode: Webhook
	//   webhook:
	//     cacheAuthorizedTTL: "5m"
	//     cacheUnauthorizedTTL: "30s"
	// +optional
	Authorization KubeletAuthorization `json:"authorization"`
	// registryPullQPS is the limit of registry pulls per second.
	// The value must not be a negative number.
	// Setting it to 0 means no limit.
	// If DynamicKubeletConfig (deprecated; default off) is on, when
	// dynamically updating this field, consider that
	// it may impact scalability by changing the amount of traffic produced
	// by image pulls.
	// Default: 5
	// +optional
	RegistryPullQPS *int32 `json:"registryPullQPS,omitempty"`
	// registryBurst is the maximum size of bursty pulls, temporarily allows
	// pulls to burst to this number, while still not exceeding registryPullQPS.
	// The value must not be a negative number.
	// Only used if registryPullQPS is greater than 0.
	// If DynamicKubeletConfig (deprecated; default off) is on, when
	// dynamically updating this field, consider that
	// it may impact scalability by changing the amount of traffic produced
	// by image pulls.
	// Default: 10
	// +optional
	RegistryBurst int32 `json:"registryBurst,omitempty"`
	// eventRecordQPS is the maximum event creations per second. If 0, there
	// is no limit enforced. The value cannot be a negative number.
	// If DynamicKubeletConfig (deprecated; default off) is on, when
	// dynamically updating this field, consider that
	// it may impact scalability by changing the amount of traffic produced by
	// event creations.
	// Default: 5
	// +optional
	EventRecordQPS *int32 `json:"eventRecordQPS,omitempty"`
	// eventBurst is the maximum size of a burst of event creations, temporarily
	// allows event creations to burst to this number, while still not exceeding
	// eventRecordQPS. This field canot be a negative number and it is only used
	// when eventRecordQPS > 0.
	// If DynamicKubeletConfig (deprecated; default off) is on, when
	// dynamically updating this field, consider that
	// it may impact scalability by changing the amount of traffic produced by
	// event creations.
	// Default: 10
	// +optional
	EventBurst int32 `json:"eventBurst,omitempty"`
	// enableDebuggingHandlers enables server endpoints for log access
	// and local running of containers and commands, including the exec,
	// attach, logs, and portforward features.
	// If DynamicKubeletConfig (deprecated; default off) is on, when
	// dynamically updating this field, consider that
	// disabling it may disrupt components that interact with the Kubelet server.
	// Default: true
	// +optional
	EnableDebuggingHandlers *bool `json:"enableDebuggingHandlers,omitempty"`
	// enableContentionProfiling enables lock contention profiling, if enableDebuggingHandlers is true.
	// If DynamicKubeletConfig (deprecated; default off) is on, when
	// dynamically updating this field, consider that
	// enabling it may carry a performance impact.
	// Default: false
	// +optional
	EnableContentionProfiling bool `json:"enableContentionProfiling,omitempty"`
	// healthzPort is the port of the localhost healthz endpoint (set to 0 to disable).
	// A valid number is between 1 and 65535.
	// If DynamicKubeletConfig (deprecated; default off) is on, when
	// dynamically updating this field, consider that
	// it may disrupt components that monitor Kubelet health.
	// Default: 10248
	// +optional
	HealthzPort *int32 `json:"healthzPort,omitempty"`
	// healthzBindAddress is the IP address for the healthz server to serve on.
	// If DynamicKubeletConfig (deprecated; default off) is on, when
	// dynamically updating this field, consider that
	// it may disrupt components that monitor Kubelet health.
	// Default: "127.0.0.1"
	// +optional
	HealthzBindAddress string `json:"healthzBindAddress,omitempty"`
	// oomScoreAdj is The oom-score-adj value for kubelet process. Values
	// must be within the range [-1000, 1000].
	// If DynamicKubeletConfig (deprecated; default off) is on, when
	// dynamically updating this field, consider that
	// it may impact the stability of nodes under memory pressure.
	// Default: -999
	// +optional
	OOMScoreAdj *int32 `json:"oomScoreAdj,omitempty"`
	// clusterDomain is the DNS domain for this cluster. If set, kubelet will
	// configure all containers to search this domain in addition to the
	// host's search domains.
	// Dynamic Kubelet Config (deprecated): Dynamically updating this field is not recommended,
	// as it should be kept in sync with the rest of the cluster.
	// Default: ""
	// +optional
	ClusterDomain string `json:"clusterDomain,omitempty"`
	// clusterDNS is a list of IP addresses for the cluster DNS server. If set,
	// kubelet will configure all containers to use this for DNS resolution
	// instead of the host's DNS servers.
	// If DynamicKubeletConfig (deprecated; default off) is on, when
	// dynamically updating this field, consider that
	// changes will only take effect on Pods created after the update. Draining
	// the node is recommended before changing this field.
	// Default: nil
	// +optional
	ClusterDNS []string `json:"clusterDNS,omitempty"`
	// streamingConnectionIdleTimeout is the maximum time a streaming connection
	// can be idle before the connection is automatically closed.
	// If DynamicKubeletConfig (deprecated; default off) is on, when
	// dynamically updating this field, consider that
	// it may impact components that rely on infrequent updates over streaming
	// connections to the Kubelet server.
	// Default: "4h"
	// +optional
	StreamingConnectionIdleTimeout metav1.Duration `json:"streamingConnectionIdleTimeout,omitempty"`
	// nodeStatusUpdateFrequency is the frequency that kubelet computes node
	// status. If node lease feature is not enabled, it is also the frequency that
	// kubelet posts node status to master.
	// Note: When node lease feature is not enabled, be cautious when changing the
	// constant, it must work with nodeMonitorGracePeriod in nodecontroller.
	// If DynamicKubeletConfig (deprecated; default off) is on, when
	// dynamically updating this field, consider that
	// it may impact node scalability, and also that the node controller's
	// nodeMonitorGracePeriod must be set to N*NodeStatusUpdateFrequency,
	// where N is the number of retries before the node controller marks
	// the node unhealthy.
	// Default: "10s"
	// +optional
	NodeStatusUpdateFrequency metav1.Duration `json:"nodeStatusUpdateFrequency,omitempty"`
	// nodeStatusReportFrequency is the frequency that kubelet posts node
	// status to master if node status does not change. Kubelet will ignore this
	// frequency and post node status immediately if any change is detected. It is
	// only used when node lease feature is enabled. nodeStatusReportFrequency's
	// default value is 5m. But if nodeStatusUpdateFrequency is set explicitly,
	// nodeStatusReportFrequency's default value will be set to
	// nodeStatusUpdateFrequency for backward compatibility.
	// Default: "5m"
	// +optional
	NodeStatusReportFrequency metav1.Duration `json:"nodeStatusReportFrequency,omitempty"`
	// nodeLeaseDurationSeconds is the duration the Kubelet will set on its corresponding Lease.
	// NodeLease provides an indicator of node health by having the Kubelet create and
	// periodically renew a lease, named after the node, in the kube-node-lease namespace.
	// If the lease expires, the node can be considered unhealthy.
	// The lease is currently renewed every 10s, per KEP-0009. In the future, the lease renewal
	// interval may be set based on the lease duration.
	// The field value must be greater than 0.
	// If DynamicKubeletConfig (deprecated; default off) is on, when
	// dynamically updating this field, consider that
	// decreasing the duration may reduce tolerance for issues that temporarily prevent
	// the Kubelet from renewing the lease (e.g. a short-lived network issue).
	// Default: 40
	// +optional
	NodeLeaseDurationSeconds int32 `json:"nodeLeaseDurationSeconds,omitempty"`
	// imageMinimumGCAge is the minimum age for an unused image before it is
	// garbage collected. If DynamicKubeletConfig (deprecated; default off)
	// is on, when dynamically updating this field, consider that  it may trigger or
	// delay garbage collection, and may change the image overhead on the node.
	// Default: "2m"
	// +optional
	ImageMinimumGCAge metav1.Duration `json:"imageMinimumGCAge,omitempty"`
	// imageGCHighThresholdPercent is the percent of disk usage after which
	// image garbage collection is always run. The percent is calculated by
	// dividing this field value by 100, so this field must be between 0 and
	// 100, inclusive. When specified, the value must be greater than
	// imageGCLowThresholdPercent.
	// If DynamicKubeletConfig (deprecated; default off) is on, when
	// dynamically updating this field, consider that
	// it may trigger or delay garbage collection, and may change the image overhead
	// on the node.
	// Default: 85
	// +optional
	ImageGCHighThresholdPercent *int32 `json:"imageGCHighThresholdPercent,omitempty"`
	// imageGCLowThresholdPercent is the percent of disk usage before which
	// image garbage collection is never run. Lowest disk usage to garbage
	// collect to. The percent is calculated by dividing this field value by 100,
	// so the field value must be between 0 and 100, inclusive. When specified, the
	// value must be less than imageGCHighThresholdPercent.
	// If DynamicKubeletConfig (deprecated; default off) is on, when
	// dynamically updating this field, consider that
	// it may trigger or delay garbage collection, and may change the image overhead
	// on the node.
	// Default: 80
	// +optional
	ImageGCLowThresholdPercent *int32 `json:"imageGCLowThresholdPercent,omitempty"`
	// volumeStatsAggPeriod is the frequency for calculating and caching volume
	// disk usage for all pods.
	// If DynamicKubeletConfig (deprecated; default off) is on, when
	// dynamically updating this field, consider that
	// shortening the period may carry a performance impact.
	// Default: "1m"
	// +optional
	VolumeStatsAggPeriod metav1.Duration `json:"volumeStatsAggPeriod,omitempty"`
	// kubeletCgroups is the absolute name of cgroups to isolate the kubelet in
	// Dynamic Kubelet Config (deprecated): This field should not be updated without a full node
	// reboot. It is safest to keep this value the same as the local config.
	// Default: ""
	// +optional
	KubeletCgroups string `json:"kubeletCgroups,omitempty"`
	// systemCgroups is absolute name of cgroups in which to place
	// all non-kernel processes that are not already in a container. Empty
	// for no container. Rolling back the flag requires a reboot.
	// The cgroupRoot must be specified if this field is not empty.
	// Dynamic Kubelet Config (deprecated): This field should not be updated without a full node
	// reboot. It is safest to keep this value the same as the local config.
	// Default: ""
	// +optional
	SystemCgroups string `json:"systemCgroups,omitempty"`
	// cgroupRoot is the root cgroup to use for pods. This is handled by the
	// container runtime on a best effort basis.
	// Dynamic Kubelet Config (deprecated): This field should not be updated without a full node
	// reboot. It is safest to keep this value the same as the local config.
	// Default: ""
	// +optional
	CgroupRoot string `json:"cgroupRoot,omitempty"`
	// cgroupsPerQOS enable QoS based CGroup hierarchy: top level CGroups for QoS classes
	// and all Burstable and BestEffort Pods are brought up under their specific top level
	// QoS CGroup.
	// Dynamic Kubelet Config (deprecated): This field should not be updated without a full node
	// reboot. It is safest to keep this value the same as the local config.
	// Default: true
	// +optional
	CgroupsPerQOS *bool `json:"cgroupsPerQOS,omitempty"`
	// cgroupDriver is the driver kubelet uses to manipulate CGroups on the host (cgroupfs
	// or systemd).
	// Dynamic Kubelet Config (deprecated): This field should not be updated without a full node
	// reboot. It is safest to keep this value the same as the local config.
	// Default: "cgroupfs"
	// +optional
	CgroupDriver string `json:"cgroupDriver,omitempty"`
	// cpuManagerPolicy is the name of the policy to use.
	// Requires the CPUManager feature gate to be enabled.
	// Dynamic Kubelet Config (deprecated): This field should not be updated without a full node
	// reboot. It is safest to keep this value the same as the local config.
	// Default: "None"
	// +optional
	CPUManagerPolicy string `json:"cpuManagerPolicy,omitempty"`
	// cpuManagerPolicyOptions is a set of key=value which 	allows to set extra options
	// to fine tune the behaviour of the cpu manager policies.
	// Requires  both the "CPUManager" and "CPUManagerPolicyOptions" feature gates to be enabled.
	// Dynamic Kubelet Config (beta): This field should not be updated without a full node
	// reboot. It is safest to keep this value the same as the local config.
	// Default: nil
	// +optional
	CPUManagerPolicyOptions map[string]string `json:"cpuManagerPolicyOptions,omitempty"`
	// cpuManagerReconcilePeriod is the reconciliation period for the CPU Manager.
	// Requires the CPUManager feature gate to be enabled.
	// If DynamicKubeletConfig (deprecated; default off) is on, when
	// dynamically updating this field, consider that
	// shortening the period may carry a performance impact.
	// Default: "10s"
	// +optional
	CPUManagerReconcilePeriod metav1.Duration `json:"cpuManagerReconcilePeriod,omitempty"`
	// memoryManagerPolicy is the name of the policy to use by memory manager.
	// Requires the MemoryManager feature gate to be enabled.
	// Dynamic Kubelet Config (deprecated): This field should not be updated without a full node
	// reboot. It is safest to keep this value the same as the local config.
	// Default: "none"
	// +optional
	MemoryManagerPolicy string `json:"memoryManagerPolicy,omitempty"`
	// topologyManagerPolicy is the name of the topology manager policy to use.
	// Valid values include:
	//
	// - `restricted`: kubelet only allows pods with optimal NUMA node alignment for
	//   requested resources;
	// - `best-effort`: kubelet will favor pods with NUMA alignment of CPU and device
	//   resources;
	// - `none`: kubelet has no knowledge of NUMA alignment of a pod's CPU and device resources.
	// - `single-numa-node`: kubelet only allows pods with a single NUMA alignment
	//   of CPU and device resources.
	//
	// Policies other than "none" require the TopologyManager feature gate to be enabled.
	// Dynamic Kubelet Config (deprecated): This field should not be updated without a full node
	// reboot. It is safest to keep this value the same as the local config.
	// Default: "none"
	// +optional
	TopologyManagerPolicy string `json:"topologyManagerPolicy,omitempty"`
	// topologyManagerScope represents the scope of topology hint generation
	// that topology manager requests and hint providers generate. Valid values include:
	//
	// - `container`: topology policy is applied on a per-container basis.
	// - `pod`: topology policy is applied on a per-pod basis.
	//
	// "pod" scope requires the TopologyManager feature gate to be enabled.
	// Default: "container"
	// +optional
	TopologyManagerScope string `json:"topologyManagerScope,omitempty"`
	// qosReserved is a set of resource name to percentage pairs that specify
	// the minimum percentage of a resource reserved for exclusive use by the
	// guaranteed QoS tier.
	// Currently supported resources: "memory"
	// Requires the QOSReserved feature gate to be enabled.
	// Dynamic Kubelet Config (deprecated): This field should not be updated without a full node
	// reboot. It is safest to keep this value the same as the local config.
	// Default: nil
	// +optional
	QOSReserved map[string]string `json:"qosReserved,omitempty"`
	// runtimeRequestTimeout is the timeout for all runtime requests except long running
	// requests - pull, logs, exec and attach.
	// If DynamicKubeletConfig (deprecated; default off) is on, when
	// dynamically updating this field, consider that
	// it may disrupt components that interact with the Kubelet server.
	// Default: "2m"
	// +optional
	RuntimeRequestTimeout metav1.Duration `json:"runtimeRequestTimeout,omitempty"`
	// hairpinMode specifies how the Kubelet should configure the container
	// bridge for hairpin packets.
	// Setting this flag allows endpoints in a Service to loadbalance back to
	// themselves if they should try to access their own Service. Values:
	//
	// - "promiscuous-bridge": make the container bridge promiscuous.
	// - "hairpin-veth":       set the hairpin flag on container veth interfaces.
	// - "none":               do nothing.
	//
	// Generally, one must set `--hairpin-mode=hairpin-veth to` achieve hairpin NAT,
	// because promiscuous-bridge assumes the existence of a container bridge named cbr0.
	// If DynamicKubeletConfig (deprecated; default off) is on, when
	// dynamically updating this field, consider that
	// it may require a node reboot, depending on the network plugin.
	// Default: "promiscuous-bridge"
	// +optional
	HairpinMode string `json:"hairpinMode,omitempty"`
	// maxPods is the maximum number of Pods that can run on this Kubelet.
	// The value must be a non-negative integer.
	// If DynamicKubeletConfig (deprecated; default off) is on, when
	// dynamically updating this field, consider that
	// changes may cause Pods to fail admission on Kubelet restart, and may change
	// the value reported in Node.Status.Capacity[v1.ResourcePods], thus affecting
	// future scheduling decisions. Increasing this value may also decrease performance,
	// as more Pods can be packed into a single node.
	// Default: 110
	// +optional
	MaxPods int32 `json:"maxPods,omitempty"`
	// podCIDR is the CIDR to use for pod IP addresses, only used in standalone mode.
	// In cluster mode, this is obtained from the control plane.
	// Dynamic Kubelet Config (deprecated): This field should always be set to the empty default.
	// It should only set for standalone Kubelets, which cannot use Dynamic Kubelet Config.
	// Default: ""
	// +optional
	PodCIDR string `json:"podCIDR,omitempty"`
	// podPidsLimit is the maximum number of PIDs in any pod.
	// If DynamicKubeletConfig (deprecated; default off) is on, when
	// dynamically updating this field, consider that
	// lowering it may prevent container processes from forking after the change.
	// Default: -1
	// +optional
	PodPidsLimit *int64 `json:"podPidsLimit,omitempty"`
	// resolvConf is the resolver configuration file used as the basis
	// for the container DNS resolution configuration.
	// If DynamicKubeletConfig (deprecated; default off) is on, when
	// dynamically updating this field, consider that
	// changes will only take effect on Pods created after the update. Draining
	// the node is recommended before changing this field.
	// If set to the empty string, will override the default and effectively disable DNS lookups.
	// Default: "/etc/resolv.conf"
	// +optional
	ResolverConfig *string `json:"resolvConf,omitempty"`
	// runOnce causes the Kubelet to check the API server once for pods,
	// run those in addition to the pods specified by static pod files, and exit.
	// Default: false
	// +optional
	RunOnce bool `json:"runOnce,omitempty"`
	// cpuCFSQuota enables CPU CFS quota enforcement for containers that
	// specify CPU limits.
	// If DynamicKubeletConfig (deprecated; default off) is on, when
	// dynamically updating this field, consider that
	// disabling it may reduce node stability.
	// Default: true
	// +optional
	CPUCFSQuota *bool `json:"cpuCFSQuota,omitempty"`
	// cpuCFSQuotaPeriod is the CPU CFS quota period value, `cpu.cfs_period_us`.
	// The value must be between 1 us and 1 second, inclusive.
	// Requires the CustomCPUCFSQuotaPeriod feature gate to be enabled.
	// If DynamicKubeletConfig (deprecated; default off) is on, when
	// dynamically updating this field, consider that
	// limits set for containers will result in different cpu.cfs_quota settings. This
	// will trigger container restarts on the node being reconfigured.
	// Default: "100ms"
	// +optional
	CPUCFSQuotaPeriod *metav1.Duration `json:"cpuCFSQuotaPeriod,omitempty"`
	// nodeStatusMaxImages caps the number of images reported in Node.status.images.
	// The value must be greater than -2.
	// Note: If -1 is specified, no cap will be applied. If 0 is specified, no image is returned.
	// If DynamicKubeletConfig (deprecated; default off) is on, when
	// dynamically updating this field, consider that
	// different values can be reported on node status.
	// Default: 50
	// +optional
	NodeStatusMaxImages *int32 `json:"nodeStatusMaxImages,omitempty"`
	// maxOpenFiles is Number of files that can be opened by Kubelet process.
	// The value must be a non-negative number.
	// If DynamicKubeletConfig (deprecated; default off) is on, when
	// dynamically updating this field, consider that
	// it may impact the ability of the Kubelet to interact with the node's filesystem.
	// Default: 1000000
	// +optional
	MaxOpenFiles int64 `json:"maxOpenFiles,omitempty"`
	// contentType is contentType of requests sent to apiserver.
	// If DynamicKubeletConfig (deprecated; default off) is on, when
	// dynamically updating this field, consider that
	// it may impact the ability for the Kubelet to communicate with the API server.
	// If the Kubelet loses contact with the API server due to a change to this field,
	// the change cannot be reverted via dynamic Kubelet config.
	// Default: "application/vnd.kubernetes.protobuf"
	// +optional
	ContentType string `json:"contentType,omitempty"`
	// kubeAPIQPS is the QPS to use while talking with kubernetes apiserver.
	// If DynamicKubeletConfig (deprecated; default off) is on, when
	// dynamically updating this field, consider that
	// it may impact scalability by changing the amount of traffic the Kubelet
	// sends to the API server.
	// Default: 5
	// +optional
	KubeAPIQPS *int32 `json:"kubeAPIQPS,omitempty"`
	// kubeAPIBurst is the burst to allow while talking with kubernetes API server.
	// This field cannot be a negative number.
	// If DynamicKubeletConfig (deprecated; default off) is on, when
	// dynamically updating this field, consider that
	// it may impact scalability by changing the amount of traffic the Kubelet
	// sends to the API server.
	// Default: 10
	// +optional
	KubeAPIBurst int32 `json:"kubeAPIBurst,omitempty"`
	// serializeImagePulls when enabled, tells the Kubelet to pull images one
	// at a time. We recommend *not* changing the default value on nodes that
	// run docker daemon with version  < 1.9 or an Aufs storage backend.
	// Issue #10959 has more details.
	// If DynamicKubeletConfig (deprecated; default off) is on, when
	// dynamically updating this field, consider that
	// it may impact the performance of image pulls.
	// Default: true
	// +optional
	SerializeImagePulls *bool `json:"serializeImagePulls,omitempty"`
	// evictionHard is a map of signal names to quantities that defines hard eviction
	// thresholds. For example: `{"memory.available": "300Mi"}`.
	// To explicitly disable, pass a 0% or 100% threshold on an arbitrary resource.
	// If DynamicKubeletConfig (deprecated; default off) is on, when
	// dynamically updating this field, consider that
	// it may trigger or delay Pod evictions.
	// Default:
	//   memory.available:  "100Mi"
	//   nodefs.available:  "10%"
	//   nodefs.inodesFree: "5%"
	//   imagefs.available: "15%"
	// +optional
	EvictionHard map[string]string `json:"evictionHard,omitempty"`
	// evictionSoft is a map of signal names to quantities that defines soft eviction thresholds.
	// For example: `{"memory.available": "300Mi"}`.
	// If DynamicKubeletConfig (deprecated; default off) is on, when
	// dynamically updating this field, consider that
	// it may trigger or delay Pod evictions, and may change the allocatable reported
	// by the node.
	// Default: nil
	// +optional
	EvictionSoft map[string]string `json:"evictionSoft,omitempty"`
	// evictionSoftGracePeriod is a map of signal names to quantities that defines grace
	// periods for each soft eviction signal. For example: `{"memory.available": "30s"}`.
	// If DynamicKubeletConfig (deprecated; default off) is on, when
	// dynamically updating this field, consider that
	// it may trigger or delay Pod evictions.
	// Default: nil
	// +optional
	EvictionSoftGracePeriod map[string]string `json:"evictionSoftGracePeriod,omitempty"`
	// evictionPressureTransitionPeriod is the duration for which the kubelet has to wait
	// before transitioning out of an eviction pressure condition.
	// If DynamicKubeletConfig (deprecated; default off) is on, when
	// dynamically updating this field, consider that
	// lowering it may decrease the stability of the node when the node is overcommitted.
	// Default: "5m"
	// +optional
	EvictionPressureTransitionPeriod metav1.Duration `json:"evictionPressureTransitionPeriod,omitempty"`
	// evictionMaxPodGracePeriod is the maximum allowed grace period (in seconds) to use
	// when terminating pods in response to a soft eviction threshold being met. This value
	// effectively caps the Pod's terminationGracePeriodSeconds value during soft evictions.
	// Note: Due to issue #64530, the behavior has a bug where this value currently just
	// overrides the grace period during soft eviction, which can increase the grace
	// period from what is set on the Pod. This bug will be fixed in a future release.
	// If DynamicKubeletConfig (deprecated; default off) is on, when
	// dynamically updating this field, consider that
	// lowering it decreases the amount of time Pods will have to gracefully clean
	// up before being killed during a soft eviction.
	// Default: 0
	// +optional
	EvictionMaxPodGracePeriod int32 `json:"evictionMaxPodGracePeriod,omitempty"`
	// evictionMinimumReclaim is a map of signal names to quantities that defines minimum reclaims,
	// which describe the minimum amount of a given resource the kubelet will reclaim when
	// performing a pod eviction while that resource is under pressure.
	// For example: `{"imagefs.available": "2Gi"}`.
	// If DynamicKubeletConfig (deprecated; default off) is on, when
	// dynamically updating this field, consider that
	// it may change how well eviction can manage resource pressure.
	// Default: nil
	// +optional
	EvictionMinimumReclaim map[string]string `json:"evictionMinimumReclaim,omitempty"`
	// podsPerCore is the maximum number of pods per core. Cannot exceed maxPods.
	// The value must be a non-negative integer.
	// If 0, there is no limit on the number of Pods.
	// If DynamicKubeletConfig (deprecated; default off) is on, when
	// dynamically updating this field, consider that
	// changes may cause Pods to fail admission on Kubelet restart, and may change
	// the value reported in `Node.status.capacity.pods`, thus affecting
	// future scheduling decisions. Increasing this value may also decrease performance,
	// as more Pods can be packed into a single node.
	// Default: 0
	// +optional
	PodsPerCore int32 `json:"podsPerCore,omitempty"`
	// enableControllerAttachDetach enables the Attach/Detach controller to
	// manage attachment/detachment of volumes scheduled to this node, and
	// disables kubelet from executing any attach/detach operations.
	// If DynamicKubeletConfig (deprecated; default off) is on, when
	// dynamically updating this field, consider that
	// changing which component is responsible for volume management on a live node
	// may result in volumes refusing to detach if the node is not drained prior to
	// the update, and if Pods are scheduled to the node before the
	// volumes.kubernetes.io/controller-managed-attach-detach annotation is updated by the
	// Kubelet. In general, it is safest to leave this value set the same as local config.
	// Default: true
	// +optional
	EnableControllerAttachDetach *bool `json:"enableControllerAttachDetach,omitempty"`
	// protectKernelDefaults, if true, causes the Kubelet to error if kernel
	// flags are not as it expects. Otherwise the Kubelet will attempt to modify
	// kernel flags to match its expectation.
	// If DynamicKubeletConfig (deprecated; default off) is on, when
	// dynamically updating this field, consider that
	// enabling it may cause the Kubelet to crash-loop if the Kernel is not configured as
	// Kubelet expects.
	// Default: false
	// +optional
	ProtectKernelDefaults bool `json:"protectKernelDefaults,omitempty"`
	// makeIPTablesUtilChains, if true, causes the Kubelet ensures a set of iptables rules
	// are present on host.
	// These rules will serve as utility rules for various components, e.g. kube-proxy.
	// The rules will be created based on iptablesMasqueradeBit and iptablesDropBit.
	// If DynamicKubeletConfig (deprecated; default off) is on, when
	// dynamically updating this field, consider that
	// disabling it will prevent the Kubelet from healing locally misconfigured iptables rules.
	// Default: true
	// +optional
	MakeIPTablesUtilChains *bool `json:"makeIPTablesUtilChains,omitempty"`
	// iptablesMasqueradeBit is the bit of the iptables fwmark space to mark for SNAT.
	// Values must be within the range [0, 31]. Must be different from other mark bits.
	// Warning: Please match the value of the corresponding parameter in kube-proxy.
	// TODO: clean up IPTablesMasqueradeBit in kube-proxy.
	// If DynamicKubeletConfig (deprecated; default off) is on, when
	// dynamically updating this field, consider that
	// it needs to be coordinated with other components, like kube-proxy, and the update
	// will only be effective if MakeIPTablesUtilChains is enabled.
	// Default: 14
	// +optional
	IPTablesMasqueradeBit *int32 `json:"iptablesMasqueradeBit,omitempty"`
	// iptablesDropBit is the bit of the iptables fwmark space to mark for dropping packets.
	// Values must be within the range [0, 31]. Must be different from other mark bits.
	// If DynamicKubeletConfig (deprecated; default off) is on, when
	// dynamically updating this field, consider that
	// it needs to be coordinated with other components, like kube-proxy, and the update
	// will only be effective if MakeIPTablesUtilChains is enabled.
	// Default: 15
	// +optional
	IPTablesDropBit *int32 `json:"iptablesDropBit,omitempty"`
	// featureGates is a map of feature names to bools that enable or disable experimental
	// features. This field modifies piecemeal the built-in default values from
	// "k8s.io/kubernetes/pkg/features/kube_features.go".
	// If DynamicKubeletConfig (deprecated; default off) is on, when
	// dynamically updating this field, consider the
	// documentation for the features you are enabling or disabling. While we
	// encourage feature developers to make it possible to dynamically enable
	// and disable features, some changes may require node reboots, and some
	// features may require careful coordination to retroactively disable.
	// Default: nil
	// +optional
	FeatureGates map[string]bool `json:"featureGates,omitempty"`
	// failSwapOn tells the Kubelet to fail to start if swap is enabled on the node.
	// If DynamicKubeletConfig (deprecated; default off) is on, when
	// dynamically updating this field, consider that
	// setting it to true will cause the Kubelet to crash-loop if swap is enabled.
	// Default: true
	// +optional
	FailSwapOn *bool `json:"failSwapOn,omitempty"`
	// memorySwap configures swap memory available to container workloads.
	// +featureGate=NodeSwap
	// +optional
	MemorySwap MemorySwapConfiguration `json:"memorySwap,omitempty"`
	// containerLogMaxSize is a quantity defining the maximum size of the container log
	// file before it is rotated. For example: "5Mi" or "256Ki".
	// If DynamicKubeletConfig (deprecated; default off) is on, when
	// dynamically updating this field, consider that
	// it may trigger log rotation.
	// Default: "10Mi"
	// +optional
	ContainerLogMaxSize string `json:"containerLogMaxSize,omitempty"`
	// containerLogMaxFiles specifies the maximum number of container log files that can
	// be present for a container.
	// If DynamicKubeletConfig (deprecated; default off) is on, when
	// dynamically updating this field, consider that
	// lowering it may cause log files to be deleted.
	// Default: 5
	// +optional
	ContainerLogMaxFiles *int32 `json:"containerLogMaxFiles,omitempty"`
	// configMapAndSecretChangeDetectionStrategy is a mode in which ConfigMap and Secret
	// managers are running. Valid values include:
	//
	// - `Get`: kubelet fetches necessary objects directly from the API server;
	// - `Cache`: kubelet uses TTL cache for object fetched from the API server;
	// - `Watch`: kubelet uses watches to observe changes to objects that are in its interest.
	//
	// Default: "Watch"
	// +optional
	ConfigMapAndSecretChangeDetectionStrategy ResourceChangeDetectionStrategy `json:"configMapAndSecretChangeDetectionStrategy,omitempty"`

	// systemReserved is a set of ResourceName=ResourceQuantity (e.g. cpu=200m,memory=150G)
	// pairs that describe resources reserved for non-kubernetes components.
	// Currently only cpu and memory are supported.
	// See http://kubernetes.io/docs/user-guide/compute-resources for more detail.
	// If DynamicKubeletConfig (deprecated; default off) is on, when
	// dynamically updating this field, consider that
	// it may not be possible to increase the reserved resources, because this
	// requires resizing cgroups. Always look for a NodeAllocatableEnforced event
	// after updating this field to ensure that the update was successful.
	// Default: nil
	// +optional
	SystemReserved map[string]string `json:"systemReserved,omitempty"`
	// kubeReserved is a set of ResourceName=ResourceQuantity (e.g. cpu=200m,memory=150G) pairs
	// that describe resources reserved for kubernetes system components.
	// Currently cpu, memory and local storage for root file system are supported.
	// See https://kubernetes.io/docs/concepts/configuration/manage-resources-containers/
	// for more details.
	// If DynamicKubeletConfig (deprecated; default off) is on, when
	// dynamically updating this field, consider that
	// it may not be possible to increase the reserved resources, because this
	// requires resizing cgroups. Always look for a NodeAllocatableEnforced event
	// after updating this field to ensure that the update was successful.
	// Default: nil
	// +optional
	KubeReserved map[string]string `json:"kubeReserved,omitempty"`
	// The reservedSystemCPUs option specifies the CPU list reserved for the host
	// level system threads and kubernetes related threads. This provide a "static"
	// CPU list rather than the "dynamic" list by systemReserved and kubeReserved.
	// This option does not support systemReservedCgroup or kubeReservedCgroup.
	ReservedSystemCPUs string `json:"reservedSystemCPUs,omitempty"`
	// showHiddenMetricsForVersion is the previous version for which you want to show
	// hidden metrics.
	// Only the previous minor version is meaningful, other values will not be allowed.
	// The format is `<major>.<minor>`, e.g.: `1.16`.
	// The purpose of this format is make sure you have the opportunity to notice
	// if the next release hides additional metrics, rather than being surprised
	// when they are permanently removed in the release after that.
	// Default: ""
	// +optional
	ShowHiddenMetricsForVersion string `json:"showHiddenMetricsForVersion,omitempty"`
	// systemReservedCgroup helps the kubelet identify absolute name of top level CGroup used
	// to enforce `systemReserved` compute resource reservation for OS system daemons.
	// Refer to [Node Allocatable](https://git.k8s.io/community/contributors/design-proposals/node/node-allocatable.md)
	// doc for more information.
	// Dynamic Kubelet Config (deprecated): This field should not be updated without a full node
	// reboot. It is safest to keep this value the same as the local config.
	// Default: ""
	// +optional
	SystemReservedCgroup string `json:"systemReservedCgroup,omitempty"`
	// kubeReservedCgroup helps the kubelet identify absolute name of top level CGroup used
	// to enforce `KubeReserved` compute resource reservation for Kubernetes node system daemons.
	// Refer to [Node Allocatable](https://git.k8s.io/community/contributors/design-proposals/node/node-allocatable.md)
	// doc for more information.
	// Dynamic Kubelet Config (deprecated): This field should not be updated without a full node
	// reboot. It is safest to keep this value the same as the local config.
	// Default: ""
	// +optional
	KubeReservedCgroup string `json:"kubeReservedCgroup,omitempty"`
	// This flag specifies the various Node Allocatable enforcements that Kubelet needs to perform.
	// This flag accepts a list of options. Acceptable options are `none`, `pods`,
	// `system-reserved` and `kube-reserved`.
	// If `none` is specified, no other options may be specified.
	// When `system-reserved` is in the list, systemReservedCgroup must be specified.
	// When `kube-reserved` is in the list, kubeReservedCgroup must be specified.
	// This field is supported only when `cgroupsPerQOS` is set to true.
	// Refer to [Node Allocatable](https://git.k8s.io/community/contributors/design-proposals/node/node-allocatable.md)
	// for more information.
	// If DynamicKubeletConfig (deprecated; default off) is on, when
	// dynamically updating this field, consider that
	// removing enforcements may reduce the stability of the node. Alternatively, adding
	// enforcements may reduce the stability of components which were using more than
	// the reserved amount of resources; for example, enforcing kube-reserved may cause
	// Kubelets to OOM if it uses more than the reserved resources, and enforcing system-reserved
	// may cause system daemons to OOM if they use more than the reserved resources.
	// Default: ["pods"]
	// +optional
	EnforceNodeAllocatable []string `json:"enforceNodeAllocatable,omitempty"`
	// A comma separated whitelist of unsafe sysctls or sysctl patterns (ending in `*`).
	// Unsafe sysctl groups are `kernel.shm*`, `kernel.msg*`, `kernel.sem`, `fs.mqueue.*`,
	// and `net.*`. For example: "`kernel.msg*,net.ipv4.route.min_pmtu`"
	// Default: []
	// +optional
	AllowedUnsafeSysctls []string `json:"allowedUnsafeSysctls,omitempty"`
	// volumePluginDir is the full path of the directory in which to search
	// for additional third party volume plugins.
	// If DynamicKubeletConfig (deprecated; default off) is on, when
	// dynamically updating this field, consider that changing
	// the volumePluginDir may disrupt workloads relying on third party volume plugins.
	// Default: "/usr/libexec/kubernetes/kubelet-plugins/volume/exec/"
	// +optional
	VolumePluginDir string `json:"volumePluginDir,omitempty"`
	// providerID, if set, sets the unique ID of the instance that an external
	// provider (i.e. cloudprovider) can use to identify a specific node.
	// If DynamicKubeletConfig (deprecated; default off) is on, when
	// dynamically updating this field, consider that
	// it may impact the ability of the Kubelet to interact with cloud providers.
	// Default: ""
	// +optional
	ProviderID string `json:"providerID,omitempty"`
	// kernelMemcgNotification, if set, instructs the the kubelet to integrate with the
	// kernel memcg notification for determining if memory eviction thresholds are
	// exceeded rather than polling.
	// If DynamicKubeletConfig (deprecated; default off) is on, when
	// dynamically updating this field, consider that
	// it may impact the way Kubelet interacts with the kernel.
	// Default: false
	// +optional
	KernelMemcgNotification bool `json:"kernelMemcgNotification,omitempty"`
	// logging specifies the options of logging.
	// Refer to [Logs Options](https://github.com/kubernetes/component-base/blob/master/logs/options.go)
	// for more information.
	// Default:
	//   Format: text
	// + optional
	Logging componentbaseconfigv1alpha1.LoggingConfiguration `json:"logging,omitempty"`
	// enableSystemLogHandler enables system logs via web interface host:port/logs/
	// Default: true
	// +optional
	EnableSystemLogHandler *bool `json:"enableSystemLogHandler,omitempty"`
	// shutdownGracePeriod specifies the total duration that the node should delay the
	// shutdown and total grace period for pod termination during a node shutdown.
	// Default: "0s"
	// +featureGate=GracefulNodeShutdown
	// +optional
	ShutdownGracePeriod metav1.Duration `json:"shutdownGracePeriod,omitempty"`
	// shutdownGracePeriodCriticalPods specifies the duration used to terminate critical
	// pods during a node shutdown. This should be less than shutdownGracePeriod.
	// For example, if shutdownGracePeriod=30s, and shutdownGracePeriodCriticalPods=10s,
	// during a node shutdown the first 20 seconds would be reserved for gracefully
	// terminating normal pods, and the last 10 seconds would be reserved for terminating
	// critical pods.
	// Default: "0s"
	// +featureGate=GracefulNodeShutdown
	// +optional
	ShutdownGracePeriodCriticalPods metav1.Duration `json:"shutdownGracePeriodCriticalPods,omitempty"`
	// shutdownGracePeriodByPodPriority specifies the shutdown grace period for Pods based
	// on their associated priority class value.
	// When a shutdown request is received, the Kubelet will initiate shutdown on all pods
	// running on the node with a grace period that depends on the priority of the pod,
	// and then wait for all pods to exit.
	// Each entry in the array represents the graceful shutdown time a pod with a priority
	// class value that lies in the range of that value and the next higher entry in the
	// list when the node is shutting down.
	// For example, to allow critical pods 10s to shutdown, priority>=10000 pods 20s to
	// shutdown, and all remaining pods 30s to shutdown.
	//
	// shutdownGracePeriodByPodPriority:
	//   - priority: 2000000000
	//     shutdownGracePeriodSeconds: 10
	//   - priority: 10000
	//     shutdownGracePeriodSeconds: 20
	//   - priority: 0
	//     shutdownGracePeriodSeconds: 30
	//
	// The time the Kubelet will wait before exiting will at most be the maximum of all
	// shutdownGracePeriodSeconds for each priority class range represented on the node.
	// When all pods have exited or reached their grace periods, the Kubelet will release
	// the shutdown inhibit lock.
	// Requires the GracefulNodeShutdown feature gate to be enabled.
	// This configuration must be empty if either ShutdownGracePeriod or ShutdownGracePeriodCriticalPods is set.
	// Default: nil
	// +featureGate=GracefulNodeShutdownBasedOnPodPriority
	// +optional
	ShutdownGracePeriodByPodPriority []ShutdownGracePeriodByPodPriority `json:"shutdownGracePeriodByPodPriority,omitempty"`
	// reservedMemory specifies a comma-separated list of memory reservations for NUMA nodes.
	// The parameter makes sense only in the context of the memory manager feature.
	// The memory manager will not allocate reserved memory for container workloads.
	// For example, if you have a NUMA0 with 10Gi of memory and the reservedMemory was
	// specified to reserve 1Gi of memory at NUMA0, the memory manager will assume that
	// only 9Gi is available for allocation.
	// You can specify a different amount of NUMA node and memory types.
	// You can omit this parameter at all, but you should be aware that the amount of
	// reserved memory from all NUMA nodes should be equal to the amount of memory specified
	// by the [node allocatable](https://kubernetes.io/docs/tasks/administer-cluster/reserve-compute-resources/#node-allocatable).
	// If at least one node allocatable parameter has a non-zero value, you will need
	// to specify at least one NUMA node.
	// Also, avoid specifying:
	//
	// 1. Duplicates, the same NUMA node, and memory type, but with a different value.
	// 2. zero limits for any memory type.
	// 3. NUMAs nodes IDs that do not exist under the machine.
	// 4. memory types except for memory and hugepages-<size>
	//
	// Default: nil
	// +optional
	ReservedMemory []MemoryReservation `json:"reservedMemory,omitempty"`
	// enableProfilingHandler enables profiling via web interface host:port/debug/pprof/
	// Default: true
	// +optional
	EnableProfilingHandler *bool `json:"enableProfilingHandler,omitempty"`
	// enableDebugFlagsHandler enables flags endpoint via web interface host:port/debug/flags/v
	// Default: true
	// +optional
	EnableDebugFlagsHandler *bool `json:"enableDebugFlagsHandler,omitempty"`
	// SeccompDefault enables the use of `RuntimeDefault` as the default seccomp profile for all workloads.
	// This requires the corresponding SeccompDefault feature gate to be enabled as well.
	// Default: false
	// +optional
	SeccompDefault *bool `json:"seccompDefault,omitempty"`
	// MemoryThrottlingFactor specifies the factor multiplied by the memory limit or node allocatable memory
	// when setting the cgroupv2 memory.high value to enforce MemoryQoS.
	// Decreasing this factor will set lower high limit for container cgroups and put heavier reclaim pressure
	// while increasing will put less reclaim pressure.
	// See http://kep.k8s.io/2570 for more details.
	// Default: 0.8
	// +featureGate=MemoryQoS
	// +optional
	MemoryThrottlingFactor *float64 `json:"memoryThrottlingFactor,omitempty"`
	// registerWithTaints are an array of taints to add to a node object when
	// the kubelet registers itself. This only takes effect when registerNode
	// is true and upon the initial registration of the node.
	// Default: nil
	// +optional
	RegisterWithTaints []v1.Taint `json:"registerWithTaints,omitempty"`
	// registerNode enables automatic registration with the apiserver.
	// Default: true
	// +optional
	RegisterNode *bool `json:"registerNode,omitempty"`
}

KubeletConfiguration contains the configuration for the Kubelet

func (*KubeletConfiguration) DeepCopy

DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new KubeletConfiguration.

func (*KubeletConfiguration) DeepCopyInto

func (in *KubeletConfiguration) DeepCopyInto(out *KubeletConfiguration)

DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil.

func (*KubeletConfiguration) DeepCopyObject

func (in *KubeletConfiguration) DeepCopyObject() runtime.Object

DeepCopyObject is an autogenerated deepcopy function, copying the receiver, creating a new runtime.Object.

type KubeletWebhookAuthentication

type KubeletWebhookAuthentication struct {
	// enabled allows bearer token authentication backed by the
	// tokenreviews.authentication.k8s.io API.
	// +optional
	Enabled *bool `json:"enabled,omitempty"`
	// cacheTTL enables caching of authentication results
	// +optional
	CacheTTL metav1.Duration `json:"cacheTTL,omitempty"`
}

func (*KubeletWebhookAuthentication) DeepCopy

DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new KubeletWebhookAuthentication.

func (*KubeletWebhookAuthentication) DeepCopyInto

DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil.

type KubeletWebhookAuthorization

type KubeletWebhookAuthorization struct {
	// cacheAuthorizedTTL is the duration to cache 'authorized' responses from the
	// webhook authorizer.
	// +optional
	CacheAuthorizedTTL metav1.Duration `json:"cacheAuthorizedTTL,omitempty"`
	// cacheUnauthorizedTTL is the duration to cache 'unauthorized' responses from
	// the webhook authorizer.
	// +optional
	CacheUnauthorizedTTL metav1.Duration `json:"cacheUnauthorizedTTL,omitempty"`
}

func (*KubeletWebhookAuthorization) DeepCopy

DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new KubeletWebhookAuthorization.

func (*KubeletWebhookAuthorization) DeepCopyInto

DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil.

type KubeletX509Authentication

type KubeletX509Authentication struct {
	// clientCAFile is the path to a PEM-encoded certificate bundle. If set, any request
	// presenting a client certificate signed by one of the authorities in the bundle
	// is authenticated with a username corresponding to the CommonName,
	// and groups corresponding to the Organization in the client certificate.
	// +optional
	ClientCAFile string `json:"clientCAFile,omitempty"`
}

func (*KubeletX509Authentication) DeepCopy

DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new KubeletX509Authentication.

func (*KubeletX509Authentication) DeepCopyInto

DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil.

type MemoryReservation added in v0.21.0

type MemoryReservation struct {
	NumaNode int32           `json:"numaNode"`
	Limits   v1.ResourceList `json:"limits"`
}

MemoryReservation specifies the memory reservation of different types for each NUMA node

func (*MemoryReservation) DeepCopy added in v0.21.0

func (in *MemoryReservation) DeepCopy() *MemoryReservation

DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new MemoryReservation.

func (*MemoryReservation) DeepCopyInto added in v0.21.0

func (in *MemoryReservation) DeepCopyInto(out *MemoryReservation)

DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil.

type MemorySwapConfiguration added in v0.22.0

type MemorySwapConfiguration struct {
	// swapBehavior configures swap memory available to container workloads. May be one of
	// "", "LimitedSwap": workload combined memory and swap usage cannot exceed pod memory limit
	// "UnlimitedSwap": workloads can use unlimited swap, up to the allocatable limit.
	// +featureGate=NodeSwap
	// +optional
	SwapBehavior string `json:"swapBehavior,omitempty"`
}

func (*MemorySwapConfiguration) DeepCopy added in v0.22.0

DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new MemorySwapConfiguration.

func (*MemorySwapConfiguration) DeepCopyInto added in v0.22.0

func (in *MemorySwapConfiguration) DeepCopyInto(out *MemorySwapConfiguration)

DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil.

type ResourceChangeDetectionStrategy

type ResourceChangeDetectionStrategy string

ResourceChangeDetectionStrategy denotes a mode in which internal managers (secret, configmap) are discovering object changes.

type SerializedNodeConfigSource

type SerializedNodeConfigSource struct {
	metav1.TypeMeta `json:",inline"`
	// source is the source that we are serializing.
	// +optional
	Source v1.NodeConfigSource `json:"source,omitempty" protobuf:"bytes,1,opt,name=source"`
}

SerializedNodeConfigSource allows us to serialize v1.NodeConfigSource. This type is used internally by the Kubelet for tracking checkpointed dynamic configs. It exists in the kubeletconfig API group because it is classified as a versioned input to the Kubelet.

func (*SerializedNodeConfigSource) DeepCopy

DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new SerializedNodeConfigSource.

func (*SerializedNodeConfigSource) DeepCopyInto

DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil.

func (*SerializedNodeConfigSource) DeepCopyObject

func (in *SerializedNodeConfigSource) DeepCopyObject() runtime.Object

DeepCopyObject is an autogenerated deepcopy function, copying the receiver, creating a new runtime.Object.

type ShutdownGracePeriodByPodPriority added in v0.23.0

type ShutdownGracePeriodByPodPriority struct {
	// priority is the priority value associated with the shutdown grace period
	Priority int32 `json:"priority"`
	// shutdownGracePeriodSeconds is the shutdown grace period in seconds
	ShutdownGracePeriodSeconds int64 `json:"shutdownGracePeriodSeconds"`
}

ShutdownGracePeriodByPodPriority specifies the shutdown grace period for Pods based on their associated priority class value

func (*ShutdownGracePeriodByPodPriority) DeepCopy added in v0.23.0

DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new ShutdownGracePeriodByPodPriority.

func (*ShutdownGracePeriodByPodPriority) DeepCopyInto added in v0.23.0

DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil.

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