config

package
v1.20.6 Latest Latest
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 Go to latest Published: Apr 15, 2021 License: Apache-2.0 Imports: 7 Imported by: 322

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Constants

View Source 
const (
	// SchedulerDefaultLockObjectNamespace defines default scheduler lock object namespace ("kube-system")
	SchedulerDefaultLockObjectNamespace string = metav1.NamespaceSystem

	// SchedulerDefaultLockObjectName defines default scheduler lock object name ("kube-scheduler")
	SchedulerDefaultLockObjectName = "kube-scheduler"

	// SchedulerPolicyConfigMapKey defines the key of the element in the
	// scheduler's policy ConfigMap that contains scheduler's policy config.
	SchedulerPolicyConfigMapKey = "policy.cfg"

	// SchedulerDefaultProviderName defines the default provider names
	SchedulerDefaultProviderName = "DefaultProvider"

	// DefaultInsecureSchedulerPort is the default port for the scheduler status server.
	// May be overridden by a flag at startup.
	// Deprecated: use the secure KubeSchedulerPort instead.
	DefaultInsecureSchedulerPort = 10251

	// DefaultKubeSchedulerPort is the default port for the scheduler status server.
	// May be overridden by a flag at startup.
	DefaultKubeSchedulerPort = 10259
)
View Source 
const (
	// DefaultPercentageOfNodesToScore defines the percentage of nodes of all nodes
	// that once found feasible, the scheduler stops looking for more nodes.
	// A value of 0 means adaptive, meaning the scheduler figures out a proper default.
	DefaultPercentageOfNodesToScore = 0

	// MaxCustomPriorityScore is the max score UtilizationShapePoint expects.
	MaxCustomPriorityScore int64 = 10

	// MaxTotalScore is the maximum total score.
	MaxTotalScore int64 = math.MaxInt64

	// MaxWeight defines the max weight value allowed for custom PriorityPolicy
	MaxWeight = MaxTotalScore / MaxCustomPriorityScore
)

* NOTE: The following variables and methods are intentionally left out of the staging mirror.

View Source 
const GroupName = "kubescheduler.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: runtime.APIVersionInternal}

SchemeGroupVersion is group version used to register these objects

Functions

This section is empty.

Types

type DefaultPreemptionArgs added in v1.20.0 

type DefaultPreemptionArgs struct {
	metav1.TypeMeta

	// MinCandidateNodesPercentage is the minimum number of candidates to
	// shortlist when dry running preemption as a percentage of number of nodes.
	// Must be in the range [0, 100]. Defaults to 10% of the cluster size if
	// unspecified.
	MinCandidateNodesPercentage int32
	// MinCandidateNodesAbsolute is the absolute minimum number of candidates to
	// shortlist. The likely number of candidates enumerated for dry running
	// preemption is given by the formula:
	// numCandidates = max(numNodes * minCandidateNodesPercentage, minCandidateNodesAbsolute)
	// We say "likely" because there are other factors such as PDB violations
	// that play a role in the number of candidates shortlisted. Must be at least
	// 0 nodes. Defaults to 100 nodes if unspecified.
	MinCandidateNodesAbsolute int32
}

DefaultPreemptionArgs holds arguments used to configure the DefaultPreemption plugin.

func (*DefaultPreemptionArgs) DeepCopy added in v1.20.0 

func (in *DefaultPreemptionArgs) DeepCopy() *DefaultPreemptionArgs

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

func (*DefaultPreemptionArgs) DeepCopyInto added in v1.20.0 

func (in *DefaultPreemptionArgs) DeepCopyInto(out *DefaultPreemptionArgs)

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

func (*DefaultPreemptionArgs) DeepCopyObject added in v1.20.0 

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

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

type Extender added in v1.17.0 

type Extender struct {
	// URLPrefix at which the extender is available
	URLPrefix string
	// Verb for the filter call, empty if not supported. This verb is appended to the URLPrefix when issuing the filter call to extender.
	FilterVerb string
	// Verb for the preempt call, empty if not supported. This verb is appended to the URLPrefix when issuing the preempt call to extender.
	PreemptVerb string
	// Verb for the prioritize call, empty if not supported. This verb is appended to the URLPrefix when issuing the prioritize call to extender.
	PrioritizeVerb string
	// The numeric multiplier for the node scores that the prioritize call generates.
	// The weight should be a positive integer
	Weight int64
	// Verb for the bind call, empty if not supported. This verb is appended to the URLPrefix when issuing the bind call to extender.
	// If this method is implemented by the extender, it is the extender's responsibility to bind the pod to apiserver. Only one extender
	// can implement this function.
	BindVerb string
	// EnableHTTPS specifies whether https should be used to communicate with the extender
	EnableHTTPS bool
	// TLSConfig specifies the transport layer security config
	TLSConfig *ExtenderTLSConfig
	// HTTPTimeout specifies the timeout duration for a call to the extender. Filter timeout fails the scheduling of the pod. Prioritize
	// timeout is ignored, k8s/other extenders priorities are used to select the node.
	HTTPTimeout metav1.Duration
	// NodeCacheCapable specifies that the extender is capable of caching node information,
	// so the scheduler should only send minimal information about the eligible nodes
	// assuming that the extender already cached full details of all nodes in the cluster
	NodeCacheCapable bool
	// ManagedResources is a list of extended resources that are managed by
	// this extender.
	// - A pod will be sent to the extender on the Filter, Prioritize and Bind
	//   (if the extender is the binder) phases iff the pod requests at least
	//   one of the extended resources in this list. If empty or unspecified,
	//   all pods will be sent to this extender.
	// - If IgnoredByScheduler is set to true for a resource, kube-scheduler
	//   will skip checking the resource in predicates.
	// +optional
	ManagedResources []ExtenderManagedResource
	// Ignorable specifies if the extender is ignorable, i.e. scheduling should not
	// fail when the extender returns an error or is not reachable.
	Ignorable bool
}

Extender holds the parameters used to communicate with the extender. If a verb is unspecified/empty, it is assumed that the extender chose not to provide that extension.

func (*Extender) DeepCopy added in v1.17.0 

func (in *Extender) DeepCopy() *Extender

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

func (*Extender) DeepCopyInto added in v1.17.0 

func (in *Extender) DeepCopyInto(out *Extender)

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

type ExtenderManagedResource added in v1.17.0 

type ExtenderManagedResource struct {
	// Name is the extended resource name.
	Name string
	// IgnoredByScheduler indicates whether kube-scheduler should ignore this
	// resource when applying predicates.
	IgnoredByScheduler bool
}

ExtenderManagedResource describes the arguments of extended resources managed by an extender.

func (*ExtenderManagedResource) DeepCopy added in v1.17.0 

func (in *ExtenderManagedResource) DeepCopy() *ExtenderManagedResource

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

func (*ExtenderManagedResource) DeepCopyInto added in v1.17.0 

func (in *ExtenderManagedResource) DeepCopyInto(out *ExtenderManagedResource)

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

type ExtenderTLSConfig added in v1.17.0 

type ExtenderTLSConfig struct {
	// Server should be accessed without verifying the TLS certificate. For testing only.
	Insecure bool
	// ServerName is passed to the server for SNI and is used in the client to check server
	// certificates against. If ServerName is empty, the hostname used to contact the
	// server is used.
	ServerName string

	// Server requires TLS client certificate authentication
	CertFile string
	// Server requires TLS client certificate authentication
	KeyFile string
	// Trusted root certificates for server
	CAFile string

	// CertData holds PEM-encoded bytes (typically read from a client certificate file).
	// CertData takes precedence over CertFile
	CertData []byte
	// KeyData holds PEM-encoded bytes (typically read from a client certificate key file).
	// KeyData takes precedence over KeyFile
	KeyData []byte `datapolicy:"security-key"`
	// CAData holds PEM-encoded bytes (typically read from a root certificates bundle).
	// CAData takes precedence over CAFile
	CAData []byte
}

ExtenderTLSConfig contains settings to enable TLS with extender

func (*ExtenderTLSConfig) DeepCopy added in v1.17.0 

func (in *ExtenderTLSConfig) DeepCopy() *ExtenderTLSConfig

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

func (*ExtenderTLSConfig) DeepCopyInto added in v1.17.0 

func (in *ExtenderTLSConfig) DeepCopyInto(out *ExtenderTLSConfig)

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

type InterPodAffinityArgs added in v1.19.0 

type InterPodAffinityArgs struct {
	metav1.TypeMeta

	// HardPodAffinityWeight is the scoring weight for existing pods with a
	// matching hard affinity to the incoming pod.
	HardPodAffinityWeight int32
}

InterPodAffinityArgs holds arguments used to configure the InterPodAffinity plugin.

func (*InterPodAffinityArgs) DeepCopy added in v1.19.0 

func (in *InterPodAffinityArgs) DeepCopy() *InterPodAffinityArgs

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

func (*InterPodAffinityArgs) DeepCopyInto added in v1.19.0 

func (in *InterPodAffinityArgs) DeepCopyInto(out *InterPodAffinityArgs)

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

func (*InterPodAffinityArgs) DeepCopyObject added in v1.19.0 

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

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

type KubeSchedulerConfiguration 

type KubeSchedulerConfiguration struct {
	metav1.TypeMeta

	// Parallelism defines the amount of parallelism in algorithms for scheduling a Pods. Must be greater than 0. Defaults to 16
	Parallelism int32

	// AlgorithmSource specifies the scheduler algorithm source.
	// TODO(#87526): Remove AlgorithmSource from this package
	// DEPRECATED: AlgorithmSource is removed in the v1beta1 ComponentConfig
	AlgorithmSource SchedulerAlgorithmSource

	// LeaderElection defines the configuration of leader election client.
	LeaderElection componentbaseconfig.LeaderElectionConfiguration

	// ClientConnection specifies the kubeconfig file and client connection
	// settings for the proxy server to use when communicating with the apiserver.
	ClientConnection componentbaseconfig.ClientConnectionConfiguration
	// HealthzBindAddress is the IP address and port for the health check server to serve on,
	// defaulting to 0.0.0.0:10251
	HealthzBindAddress string
	// MetricsBindAddress is the IP address and port for the metrics server to
	// serve on, defaulting to 0.0.0.0:10251.
	MetricsBindAddress string

	// DebuggingConfiguration holds configuration for Debugging related features
	// TODO: We might wanna make this a substruct like Debugging componentbaseconfig.DebuggingConfiguration
	componentbaseconfig.DebuggingConfiguration

	// PercentageOfNodesToScore is the percentage of all nodes that once found feasible
	// for running a pod, the scheduler stops its search for more feasible nodes in
	// the cluster. This helps improve scheduler's performance. Scheduler always tries to find
	// at least "minFeasibleNodesToFind" feasible nodes no matter what the value of this flag is.
	// Example: if the cluster size is 500 nodes and the value of this flag is 30,
	// then scheduler stops finding further feasible nodes once it finds 150 feasible ones.
	// When the value is 0, default percentage (5%--50% based on the size of the cluster) of the
	// nodes will be scored.
	PercentageOfNodesToScore int32

	// PodInitialBackoffSeconds is the initial backoff for unschedulable pods.
	// If specified, it must be greater than 0. If this value is null, the default value (1s)
	// will be used.
	PodInitialBackoffSeconds int64

	// PodMaxBackoffSeconds is the max backoff for unschedulable pods.
	// If specified, it must be greater than or equal to podInitialBackoffSeconds. If this value is null,
	// the default value (10s) will be used.
	PodMaxBackoffSeconds int64

	// Profiles are scheduling profiles that kube-scheduler supports. Pods can
	// choose to be scheduled under a particular profile by setting its associated
	// scheduler name. Pods that don't specify any scheduler name are scheduled
	// with the "default-scheduler" profile, if present here.
	Profiles []KubeSchedulerProfile

	// Extenders are the list of scheduler extenders, each holding the values of how to communicate
	// with the extender. These extenders are shared by all scheduler profiles.
	Extenders []Extender
}

KubeSchedulerConfiguration configures a scheduler

func (*KubeSchedulerConfiguration) DeepCopy 

func (in *KubeSchedulerConfiguration) DeepCopy() *KubeSchedulerConfiguration

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

func (*KubeSchedulerConfiguration) DeepCopyInto 

func (in *KubeSchedulerConfiguration) DeepCopyInto(out *KubeSchedulerConfiguration)

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

func (*KubeSchedulerConfiguration) DeepCopyObject 

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

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

type KubeSchedulerProfile added in v1.18.0 

type KubeSchedulerProfile struct {
	// SchedulerName is the name of the scheduler associated to this profile.
	// If SchedulerName matches with the pod's "spec.schedulerName", then the pod
	// is scheduled with this profile.
	SchedulerName string

	// Plugins specify the set of plugins that should be enabled or disabled.
	// Enabled plugins are the ones that should be enabled in addition to the
	// default plugins. Disabled plugins are any of the default plugins that
	// should be disabled.
	// When no enabled or disabled plugin is specified for an extension point,
	// default plugins for that extension point will be used if there is any.
	// If a QueueSort plugin is specified, the same QueueSort Plugin and
	// PluginConfig must be specified for all profiles.
	Plugins *Plugins

	// PluginConfig is an optional set of custom plugin arguments for each plugin.
	// Omitting config args for a plugin is equivalent to using the default config
	// for that plugin.
	PluginConfig []PluginConfig
}

KubeSchedulerProfile is a scheduling profile.

func (*KubeSchedulerProfile) DeepCopy added in v1.18.0 

func (in *KubeSchedulerProfile) DeepCopy() *KubeSchedulerProfile

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

func (*KubeSchedulerProfile) DeepCopyInto added in v1.18.0 

func (in *KubeSchedulerProfile) DeepCopyInto(out *KubeSchedulerProfile)

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

type LabelPreference added in v1.17.0 

type LabelPreference struct {
	// Used to identify node "groups"
	Label string
	// This is a boolean flag
	// If true, higher priority is given to nodes that have the label
	// If false, higher priority is given to nodes that do not have the label
	Presence bool
}

LabelPreference holds the parameters that are used to configure the corresponding priority function

func (*LabelPreference) DeepCopy added in v1.17.0 

func (in *LabelPreference) DeepCopy() *LabelPreference

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

func (*LabelPreference) DeepCopyInto added in v1.17.0 

func (in *LabelPreference) DeepCopyInto(out *LabelPreference)

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

type LabelsPresence added in v1.17.0 

type LabelsPresence struct {
	// The list of labels that identify node "groups"
	// All of the labels should be either present (or absent) for the node to be considered a fit for hosting the pod
	Labels []string
	// The boolean flag that indicates whether the labels should be present or absent from the node
	Presence bool
}

LabelsPresence holds the parameters that are used to configure the corresponding predicate in scheduler policy configuration.

func (*LabelsPresence) DeepCopy added in v1.17.0 

func (in *LabelsPresence) DeepCopy() *LabelsPresence

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

func (*LabelsPresence) DeepCopyInto added in v1.17.0 

func (in *LabelsPresence) DeepCopyInto(out *LabelsPresence)

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

type NodeAffinityArgs added in v1.20.0 

type NodeAffinityArgs struct {
	metav1.TypeMeta

	// AddedAffinity is applied to all Pods additionally to the NodeAffinity
	// specified in the PodSpec. That is, Nodes need to satisfy AddedAffinity
	// AND .spec.NodeAffinity. AddedAffinity is empty by default (all Nodes
	// match).
	// When AddedAffinity is used, some Pods with affinity requirements that match
	// a specific Node (such as Daemonset Pods) might remain unschedulable.
	AddedAffinity *v1.NodeAffinity
}

NodeAffinityArgs holds arguments to configure the NodeAffinity plugin.

func (*NodeAffinityArgs) DeepCopy added in v1.20.0 

func (in *NodeAffinityArgs) DeepCopy() *NodeAffinityArgs

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

func (*NodeAffinityArgs) DeepCopyInto added in v1.20.0 

func (in *NodeAffinityArgs) DeepCopyInto(out *NodeAffinityArgs)

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

func (*NodeAffinityArgs) DeepCopyObject added in v1.20.0 

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

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

type NodeLabelArgs added in v1.19.0 

type NodeLabelArgs struct {
	metav1.TypeMeta

	// PresentLabels should be present for the node to be considered a fit for hosting the pod
	PresentLabels []string
	// AbsentLabels should be absent for the node to be considered a fit for hosting the pod
	AbsentLabels []string
	// Nodes that have labels in the list will get a higher score.
	PresentLabelsPreference []string
	// Nodes that don't have labels in the list will get a higher score.
	AbsentLabelsPreference []string
}

NodeLabelArgs holds arguments used to configure the NodeLabel plugin.

func (*NodeLabelArgs) DeepCopy added in v1.19.0 

func (in *NodeLabelArgs) DeepCopy() *NodeLabelArgs

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

func (*NodeLabelArgs) DeepCopyInto added in v1.19.0 

func (in *NodeLabelArgs) DeepCopyInto(out *NodeLabelArgs)

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

func (*NodeLabelArgs) DeepCopyObject added in v1.19.0 

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

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

type NodeResourcesFitArgs added in v1.19.0 

type NodeResourcesFitArgs struct {
	metav1.TypeMeta

	// IgnoredResources is the list of resources that NodeResources fit filter
	// should ignore.
	IgnoredResources []string
	// IgnoredResourceGroups defines the list of resource groups that NodeResources fit filter should ignore.
	// e.g. if group is ["example.com"], it will ignore all resource names that begin
	// with "example.com", such as "example.com/aaa" and "example.com/bbb".
	// A resource group name can't contain '/'.
	IgnoredResourceGroups []string
}

NodeResourcesFitArgs holds arguments used to configure the NodeResourcesFit plugin.

func (*NodeResourcesFitArgs) DeepCopy added in v1.19.0 

func (in *NodeResourcesFitArgs) DeepCopy() *NodeResourcesFitArgs

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

func (*NodeResourcesFitArgs) DeepCopyInto added in v1.19.0 

func (in *NodeResourcesFitArgs) DeepCopyInto(out *NodeResourcesFitArgs)

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

func (*NodeResourcesFitArgs) DeepCopyObject added in v1.19.0 

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

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

type NodeResourcesLeastAllocatedArgs added in v1.19.0 

type NodeResourcesLeastAllocatedArgs struct {
	metav1.TypeMeta

	// Resources to be considered when scoring.
	// The default resource set includes "cpu" and "memory" with an equal weight.
	// Allowed weights go from 1 to 100.
	Resources []ResourceSpec
}

NodeResourcesLeastAllocatedArgs holds arguments used to configure NodeResourcesLeastAllocated plugin.

func (*NodeResourcesLeastAllocatedArgs) DeepCopy added in v1.19.0 

func (in *NodeResourcesLeastAllocatedArgs) DeepCopy() *NodeResourcesLeastAllocatedArgs

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

func (*NodeResourcesLeastAllocatedArgs) DeepCopyInto added in v1.19.0 

func (in *NodeResourcesLeastAllocatedArgs) DeepCopyInto(out *NodeResourcesLeastAllocatedArgs)

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

func (*NodeResourcesLeastAllocatedArgs) DeepCopyObject added in v1.19.0 

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

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

type NodeResourcesMostAllocatedArgs added in v1.19.0 

type NodeResourcesMostAllocatedArgs struct {
	metav1.TypeMeta

	// Resources to be considered when scoring.
	// The default resource set includes "cpu" and "memory" with an equal weight.
	// Allowed weights go from 1 to 100.
	Resources []ResourceSpec
}

NodeResourcesMostAllocatedArgs holds arguments used to configure NodeResourcesMostAllocated plugin.

func (*NodeResourcesMostAllocatedArgs) DeepCopy added in v1.19.0 

func (in *NodeResourcesMostAllocatedArgs) DeepCopy() *NodeResourcesMostAllocatedArgs

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

func (*NodeResourcesMostAllocatedArgs) DeepCopyInto added in v1.19.0 

func (in *NodeResourcesMostAllocatedArgs) DeepCopyInto(out *NodeResourcesMostAllocatedArgs)

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

func (*NodeResourcesMostAllocatedArgs) DeepCopyObject added in v1.19.0 

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

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

type Plugin added in v1.15.0 

type Plugin struct {
	// Name defines the name of plugin
	Name string
	// Weight defines the weight of plugin, only used for Score plugins.
	Weight int32
}

Plugin specifies a plugin name and its weight when applicable. Weight is used only for Score plugins.

func (*Plugin) DeepCopy added in v1.15.0 

func (in *Plugin) DeepCopy() *Plugin

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

func (*Plugin) DeepCopyInto added in v1.15.0 

func (in *Plugin) DeepCopyInto(out *Plugin)

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

type PluginConfig added in v1.15.0 

type PluginConfig struct {
	// Name defines the name of plugin being configured
	Name string
	// Args defines the arguments passed to the plugins at the time of initialization. Args can have arbitrary structure.
	Args runtime.Object
}

PluginConfig specifies arguments that should be passed to a plugin at the time of initialization. A plugin that is invoked at multiple extension points is initialized once. Args can have arbitrary structure. It is up to the plugin to process these Args.

func (*PluginConfig) DeepCopy added in v1.15.0 

func (in *PluginConfig) DeepCopy() *PluginConfig

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

func (*PluginConfig) DeepCopyInto added in v1.15.0 

func (in *PluginConfig) DeepCopyInto(out *PluginConfig)

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

type PluginSet added in v1.15.0 

type PluginSet struct {
	// Enabled specifies plugins that should be enabled in addition to default plugins.
	// These are called after default plugins and in the same order specified here.
	Enabled []Plugin
	// Disabled specifies default plugins that should be disabled.
	// When all default plugins need to be disabled, an array containing only one "*" should be provided.
	Disabled []Plugin
}

PluginSet specifies enabled and disabled plugins for an extension point. If an array is empty, missing, or nil, default plugins at that extension point will be used.

func (*PluginSet) DeepCopy added in v1.15.0 

func (in *PluginSet) DeepCopy() *PluginSet

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

func (*PluginSet) DeepCopyInto added in v1.15.0 

func (in *PluginSet) DeepCopyInto(out *PluginSet)

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

type Plugins added in v1.15.0 

type Plugins struct {
	// QueueSort is a list of plugins that should be invoked when sorting pods in the scheduling queue.
	QueueSort *PluginSet

	// PreFilter is a list of plugins that should be invoked at "PreFilter" extension point of the scheduling framework.
	PreFilter *PluginSet

	// Filter is a list of plugins that should be invoked when filtering out nodes that cannot run the Pod.
	Filter *PluginSet

	// PostFilter is a list of plugins that are invoked after filtering phase, no matter whether filtering succeeds or not.
	PostFilter *PluginSet

	// PreScore is a list of plugins that are invoked before scoring.
	PreScore *PluginSet

	// Score is a list of plugins that should be invoked when ranking nodes that have passed the filtering phase.
	Score *PluginSet

	// Reserve is a list of plugins invoked when reserving/unreserving resources
	// after a node is assigned to run the pod.
	Reserve *PluginSet

	// Permit is a list of plugins that control binding of a Pod. These plugins can prevent or delay binding of a Pod.
	Permit *PluginSet

	// PreBind is a list of plugins that should be invoked before a pod is bound.
	PreBind *PluginSet

	// Bind is a list of plugins that should be invoked at "Bind" extension point of the scheduling framework.
	// The scheduler call these plugins in order. Scheduler skips the rest of these plugins as soon as one returns success.
	Bind *PluginSet

	// PostBind is a list of plugins that should be invoked after a pod is successfully bound.
	PostBind *PluginSet
}

Plugins include multiple extension points. When specified, the list of plugins for a particular extension point are the only ones enabled. If an extension point is omitted from the config, then the default set of plugins is used for that extension point. Enabled plugins are called in the order specified here, after default plugins. If they need to be invoked before default plugins, default plugins must be disabled and re-enabled here in desired order.

func (*Plugins) Append added in v1.17.0 

func (p *Plugins) Append(src *Plugins)

Append appends src Plugins to current Plugins. If a PluginSet is nil, it will be created.

func (*Plugins) Apply added in v1.18.0 

func (p *Plugins) Apply(customPlugins *Plugins)

Apply merges the plugin configuration from custom plugins, handling disabled sets.

func (*Plugins) DeepCopy added in v1.15.0 

func (in *Plugins) DeepCopy() *Plugins

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

func (*Plugins) DeepCopyInto added in v1.15.0 

func (in *Plugins) DeepCopyInto(out *Plugins)

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

type PodTopologySpreadArgs added in v1.19.0 

type PodTopologySpreadArgs struct {
	metav1.TypeMeta

	// DefaultConstraints defines topology spread constraints to be applied to
	// Pods that don't define any in `pod.spec.topologySpreadConstraints`.
	// `.defaultConstraints[*].labelSelectors` must be empty, as they are
	// deduced from the Pod's membership to Services, ReplicationControllers,
	// ReplicaSets or StatefulSets.
	// When not empty, .defaultingType must be "List".
	DefaultConstraints []v1.TopologySpreadConstraint

	// DefaultingType determines how .defaultConstraints are deduced. Can be one
	// of "System" or "List".
	//
	// - "System": Use kubernetes defined constraints that spread Pods among
	//   Nodes and Zones.
	// - "List": Use constraints defined in .defaultConstraints.
	//
	// Defaults to "List" if feature gate DefaultPodTopologySpread is disabled
	// and to "System" if enabled.
	// +optional
	DefaultingType PodTopologySpreadConstraintsDefaulting
}

PodTopologySpreadArgs holds arguments used to configure the PodTopologySpread plugin.

func (*PodTopologySpreadArgs) DeepCopy added in v1.19.0 

func (in *PodTopologySpreadArgs) DeepCopy() *PodTopologySpreadArgs

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

func (*PodTopologySpreadArgs) DeepCopyInto added in v1.19.0 

func (in *PodTopologySpreadArgs) DeepCopyInto(out *PodTopologySpreadArgs)

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

func (*PodTopologySpreadArgs) DeepCopyObject added in v1.19.0 

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

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

type PodTopologySpreadConstraintsDefaulting added in v1.20.0 

type PodTopologySpreadConstraintsDefaulting string

PodTopologySpreadConstraintsDefaulting defines how to set default constraints for the PodTopologySpread plugin. 

const (
	// SystemDefaulting instructs to use the kubernetes defined default.
	SystemDefaulting PodTopologySpreadConstraintsDefaulting = "System"
	// ListDefaulting instructs to use the config provided default.
	ListDefaulting PodTopologySpreadConstraintsDefaulting = "List"
)

type Policy added in v1.17.0 

type Policy struct {
	metav1.TypeMeta
	// Holds the information to configure the fit predicate functions.
	// If unspecified, the default predicate functions will be applied.
	// If empty list, all predicates (except the mandatory ones) will be
	// bypassed.
	Predicates []PredicatePolicy
	// Holds the information to configure the priority functions.
	// If unspecified, the default priority functions will be applied.
	// If empty list, all priority functions will be bypassed.
	Priorities []PriorityPolicy
	// Holds the information to communicate with the extender(s)
	Extenders []Extender
	// RequiredDuringScheduling affinity is not symmetric, but there is an implicit PreferredDuringScheduling affinity rule
	// corresponding to every RequiredDuringScheduling affinity rule.
	// HardPodAffinitySymmetricWeight represents the weight of implicit PreferredDuringScheduling affinity rule, in the range 1-100.
	HardPodAffinitySymmetricWeight int32

	// When AlwaysCheckAllPredicates is set to true, scheduler checks all
	// the configured predicates even after one or more of them fails.
	// When the flag is set to false, scheduler skips checking the rest
	// of the predicates after it finds one predicate that failed.
	AlwaysCheckAllPredicates bool
}

Policy describes a struct of a policy resource in api.

func (*Policy) DeepCopy added in v1.17.0 

func (in *Policy) DeepCopy() *Policy

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

func (*Policy) DeepCopyInto added in v1.17.0 

func (in *Policy) DeepCopyInto(out *Policy)

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

func (*Policy) DeepCopyObject added in v1.17.0 

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

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

type PredicateArgument added in v1.17.0 

type PredicateArgument struct {
	// The predicate that provides affinity for pods belonging to a service
	// It uses a label to identify nodes that belong to the same "group"
	ServiceAffinity *ServiceAffinity
	// The predicate that checks whether a particular node has a certain label
	// defined or not, regardless of value
	LabelsPresence *LabelsPresence
}

PredicateArgument represents the arguments to configure predicate functions in scheduler policy configuration. Only one of its members may be specified

func (*PredicateArgument) DeepCopy added in v1.17.0 

func (in *PredicateArgument) DeepCopy() *PredicateArgument

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

func (*PredicateArgument) DeepCopyInto added in v1.17.0 

func (in *PredicateArgument) DeepCopyInto(out *PredicateArgument)

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

type PredicatePolicy added in v1.17.0 

type PredicatePolicy struct {
	// Identifier of the predicate policy
	// For a custom predicate, the name can be user-defined
	// For the Kubernetes provided predicates, the name is the identifier of the pre-defined predicate
	Name string
	// Holds the parameters to configure the given predicate
	Argument *PredicateArgument
}

PredicatePolicy describes a struct of a predicate policy.

func (*PredicatePolicy) DeepCopy added in v1.17.0 

func (in *PredicatePolicy) DeepCopy() *PredicatePolicy

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

func (*PredicatePolicy) DeepCopyInto added in v1.17.0 

func (in *PredicatePolicy) DeepCopyInto(out *PredicatePolicy)

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

type PriorityArgument added in v1.17.0 

type PriorityArgument struct {
	// The priority function that ensures a good spread (anti-affinity) for pods belonging to a service
	// It uses a label to identify nodes that belong to the same "group"
	ServiceAntiAffinity *ServiceAntiAffinity
	// The priority function that checks whether a particular node has a certain label
	// defined or not, regardless of value
	LabelPreference *LabelPreference
	// The RequestedToCapacityRatio priority function is parametrized with function shape.
	RequestedToCapacityRatioArguments *RequestedToCapacityRatioArguments
}

PriorityArgument represents the arguments to configure priority functions in scheduler policy configuration. Only one of its members may be specified

func (*PriorityArgument) DeepCopy added in v1.17.0 

func (in *PriorityArgument) DeepCopy() *PriorityArgument

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

func (*PriorityArgument) DeepCopyInto added in v1.17.0 

func (in *PriorityArgument) DeepCopyInto(out *PriorityArgument)

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

type PriorityPolicy added in v1.17.0 

type PriorityPolicy struct {
	// Identifier of the priority policy
	// For a custom priority, the name can be user-defined
	// For the Kubernetes provided priority functions, the name is the identifier of the pre-defined priority function
	Name string
	// The numeric multiplier for the node scores that the priority function generates
	// The weight should be a positive integer
	Weight int64
	// Holds the parameters to configure the given priority function
	Argument *PriorityArgument
}

PriorityPolicy describes a struct of a priority policy.

func (*PriorityPolicy) DeepCopy added in v1.17.0 

func (in *PriorityPolicy) DeepCopy() *PriorityPolicy

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

func (*PriorityPolicy) DeepCopyInto added in v1.17.0 

func (in *PriorityPolicy) DeepCopyInto(out *PriorityPolicy)

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

type RequestedToCapacityRatioArgs added in v1.19.0 

type RequestedToCapacityRatioArgs struct {
	metav1.TypeMeta

	// Points defining priority function shape
	Shape []UtilizationShapePoint
	// Resources to be considered when scoring.
	// The default resource set includes "cpu" and "memory" with an equal weight.
	// Allowed weights go from 1 to 100.
	Resources []ResourceSpec
}

RequestedToCapacityRatioArgs holds arguments used to configure RequestedToCapacityRatio plugin.

func (*RequestedToCapacityRatioArgs) DeepCopy added in v1.19.0 

func (in *RequestedToCapacityRatioArgs) DeepCopy() *RequestedToCapacityRatioArgs

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

func (*RequestedToCapacityRatioArgs) DeepCopyInto added in v1.19.0 

func (in *RequestedToCapacityRatioArgs) DeepCopyInto(out *RequestedToCapacityRatioArgs)

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

func (*RequestedToCapacityRatioArgs) DeepCopyObject added in v1.19.0 

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

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

type RequestedToCapacityRatioArguments added in v1.17.0 

type RequestedToCapacityRatioArguments struct {
	// Array of point defining priority function shape.
	Shape     []UtilizationShapePoint `json:"shape"`
	Resources []ResourceSpec          `json:"resources,omitempty"`
}

RequestedToCapacityRatioArguments holds arguments specific to RequestedToCapacityRatio priority function.

func (*RequestedToCapacityRatioArguments) DeepCopy added in v1.17.0 

func (in *RequestedToCapacityRatioArguments) DeepCopy() *RequestedToCapacityRatioArguments

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

func (*RequestedToCapacityRatioArguments) DeepCopyInto added in v1.17.0 

func (in *RequestedToCapacityRatioArguments) DeepCopyInto(out *RequestedToCapacityRatioArguments)

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

type ResourceSpec added in v1.17.0 

type ResourceSpec struct {
	// Name of the resource.
	Name string
	// Weight of the resource.
	Weight int64
}

ResourceSpec represents single resource.

func (*ResourceSpec) DeepCopy added in v1.17.0 

func (in *ResourceSpec) DeepCopy() *ResourceSpec

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

func (*ResourceSpec) DeepCopyInto added in v1.17.0 

func (in *ResourceSpec) DeepCopyInto(out *ResourceSpec)

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

type SchedulerAlgorithmSource 

type SchedulerAlgorithmSource struct {
	// Policy is a policy based algorithm source.
	Policy *SchedulerPolicySource
	// Provider is the name of a scheduling algorithm provider to use.
	Provider *string
}

SchedulerAlgorithmSource is the source of a scheduler algorithm. One source field must be specified, and source fields are mutually exclusive.

func (*SchedulerAlgorithmSource) DeepCopy 

func (in *SchedulerAlgorithmSource) DeepCopy() *SchedulerAlgorithmSource

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

func (*SchedulerAlgorithmSource) DeepCopyInto 

func (in *SchedulerAlgorithmSource) DeepCopyInto(out *SchedulerAlgorithmSource)

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

type SchedulerPolicyConfigMapSource 

type SchedulerPolicyConfigMapSource struct {
	// Namespace is the namespace of the policy config map.
	Namespace string
	// Name is the name of the policy config map.
	Name string
}

SchedulerPolicyConfigMapSource is a policy serialized into a config map value under the SchedulerPolicyConfigMapKey key.

func (*SchedulerPolicyConfigMapSource) DeepCopy 

func (in *SchedulerPolicyConfigMapSource) DeepCopy() *SchedulerPolicyConfigMapSource

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

func (*SchedulerPolicyConfigMapSource) DeepCopyInto 

func (in *SchedulerPolicyConfigMapSource) DeepCopyInto(out *SchedulerPolicyConfigMapSource)

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

type SchedulerPolicyFileSource 

type SchedulerPolicyFileSource struct {
	// Path is the location of a serialized policy.
	Path string
}

SchedulerPolicyFileSource is a policy serialized to disk and accessed via path.

func (*SchedulerPolicyFileSource) DeepCopy 

func (in *SchedulerPolicyFileSource) DeepCopy() *SchedulerPolicyFileSource

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

func (*SchedulerPolicyFileSource) DeepCopyInto 

func (in *SchedulerPolicyFileSource) DeepCopyInto(out *SchedulerPolicyFileSource)

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

type SchedulerPolicySource 

type SchedulerPolicySource struct {
	// File is a file policy source.
	File *SchedulerPolicyFileSource
	// ConfigMap is a config map policy source.
	ConfigMap *SchedulerPolicyConfigMapSource
}

SchedulerPolicySource configures a means to obtain a scheduler Policy. One source field must be specified, and source fields are mutually exclusive.

func (*SchedulerPolicySource) DeepCopy 

func (in *SchedulerPolicySource) DeepCopy() *SchedulerPolicySource

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

func (*SchedulerPolicySource) DeepCopyInto 

func (in *SchedulerPolicySource) DeepCopyInto(out *SchedulerPolicySource)

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

type ServiceAffinity added in v1.17.0 

type ServiceAffinity struct {
	// The list of labels that identify node "groups"
	// All of the labels should match for the node to be considered a fit for hosting the pod
	Labels []string
}

ServiceAffinity holds the parameters that are used to configure the corresponding predicate in scheduler policy configuration.

func (*ServiceAffinity) DeepCopy added in v1.17.0 

func (in *ServiceAffinity) DeepCopy() *ServiceAffinity

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

func (*ServiceAffinity) DeepCopyInto added in v1.17.0 

func (in *ServiceAffinity) DeepCopyInto(out *ServiceAffinity)

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

type ServiceAffinityArgs added in v1.19.0 

type ServiceAffinityArgs struct {
	metav1.TypeMeta

	// AffinityLabels are homogeneous for pods that are scheduled to a node.
	// (i.e. it returns true IFF this pod can be added to this node such that all other pods in
	// the same service are running on nodes with the exact same values for Labels).
	AffinityLabels []string
	// AntiAffinityLabelsPreference are the labels to consider for service anti affinity scoring.
	AntiAffinityLabelsPreference []string
}

ServiceAffinityArgs holds arguments used to configure the ServiceAffinity plugin.

func (*ServiceAffinityArgs) DeepCopy added in v1.19.0 

func (in *ServiceAffinityArgs) DeepCopy() *ServiceAffinityArgs

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

func (*ServiceAffinityArgs) DeepCopyInto added in v1.19.0 

func (in *ServiceAffinityArgs) DeepCopyInto(out *ServiceAffinityArgs)

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

func (*ServiceAffinityArgs) DeepCopyObject added in v1.19.0 

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

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

type ServiceAntiAffinity added in v1.17.0 

type ServiceAntiAffinity struct {
	// Used to identify node "groups"
	Label string
}

ServiceAntiAffinity holds the parameters that are used to configure the corresponding priority function

func (*ServiceAntiAffinity) DeepCopy added in v1.17.0 

func (in *ServiceAntiAffinity) DeepCopy() *ServiceAntiAffinity

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

func (*ServiceAntiAffinity) DeepCopyInto added in v1.17.0 

func (in *ServiceAntiAffinity) DeepCopyInto(out *ServiceAntiAffinity)

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

type UtilizationShapePoint added in v1.17.0 

type UtilizationShapePoint struct {
	// Utilization (x axis). Valid values are 0 to 100. Fully utilized node maps to 100.
	Utilization int32
	// Score assigned to a given utilization (y axis). Valid values are 0 to 10.
	Score int32
}

UtilizationShapePoint represents a single point of a priority function shape.

func (*UtilizationShapePoint) DeepCopy added in v1.17.0 

func (in *UtilizationShapePoint) DeepCopy() *UtilizationShapePoint

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

func (*UtilizationShapePoint) DeepCopyInto added in v1.17.0 

func (in *UtilizationShapePoint) DeepCopyInto(out *UtilizationShapePoint)

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

type VolumeBindingArgs added in v1.19.0 

type VolumeBindingArgs struct {
	metav1.TypeMeta

	// BindTimeoutSeconds is the timeout in seconds in volume binding operation.
	// Value must be non-negative integer. The value zero indicates no waiting.
	// If this value is nil, the default value will be used.
	BindTimeoutSeconds int64
}

VolumeBindingArgs holds arguments used to configure the VolumeBinding plugin.

func (*VolumeBindingArgs) DeepCopy added in v1.19.0 

func (in *VolumeBindingArgs) DeepCopy() *VolumeBindingArgs

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

func (*VolumeBindingArgs) DeepCopyInto added in v1.19.0 

func (in *VolumeBindingArgs) DeepCopyInto(out *VolumeBindingArgs)

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

func (*VolumeBindingArgs) DeepCopyObject added in v1.19.0 

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

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

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