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 Go to latest Published: Apr 13, 2021 License: Apache-2.0, BSD-2-Clause, MIT, + 1 more Imports: 5 Imported by: 0

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Index

Constants

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: "v1"}

SchemeGroupVersion is group version used to register these objects

Functions

This section is empty.

Types

type Extender 

type Extender struct {
	// URLPrefix at which the extender is available
	URLPrefix string `json:"urlPrefix"`
	// 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 `json:"filterVerb,omitempty"`
	// 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 `json:"preemptVerb,omitempty"`
	// 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 `json:"prioritizeVerb,omitempty"`
	// The numeric multiplier for the node scores that the prioritize call generates.
	// The weight should be a positive integer
	Weight int64 `json:"weight,omitempty"`
	// 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 `json:"bindVerb,omitempty"`
	// EnableHTTPS specifies whether https should be used to communicate with the extender
	EnableHTTPS bool `json:"enableHttps,omitempty"`
	// TLSConfig specifies the transport layer security config
	TLSConfig *ExtenderTLSConfig `json:"tlsConfig,omitempty"`
	// 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 time.Duration `json:"httpTimeout,omitempty"`
	// 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 `json:"nodeCacheCapable,omitempty"`
	// 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 `json:"managedResources,omitempty"`
	// 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 `json:"ignorable,omitempty"`
}

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 

func (in *Extender) DeepCopy() *Extender

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

func (*Extender) DeepCopyInto 

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

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

func (*Extender) UnmarshalJSON 

func (t *Extender) UnmarshalJSON(b []byte) error

UnmarshalJSON implements the json.Unmarshaller interface. This preserves compatibility with incorrect case-insensitive configuration fields.

type ExtenderManagedResource 

type ExtenderManagedResource struct {
	// Name is the extended resource name.
	Name string `json:"name"`
	// IgnoredByScheduler indicates whether kube-scheduler should ignore this
	// resource when applying predicates.
	IgnoredByScheduler bool `json:"ignoredByScheduler,omitempty"`
}

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

func (*ExtenderManagedResource) DeepCopy 

func (in *ExtenderManagedResource) DeepCopy() *ExtenderManagedResource

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

func (*ExtenderManagedResource) DeepCopyInto 

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 

type ExtenderTLSConfig struct {
	// Server should be accessed without verifying the TLS certificate. For testing only.
	Insecure bool `json:"insecure,omitempty"`
	// 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 `json:"serverName,omitempty"`

	// Server requires TLS client certificate authentication
	CertFile string `json:"certFile,omitempty"`
	// Server requires TLS client certificate authentication
	KeyFile string `json:"keyFile,omitempty"`
	// Trusted root certificates for server
	CAFile string `json:"caFile,omitempty"`

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

ExtenderTLSConfig contains settings to enable TLS with extender

func (*ExtenderTLSConfig) DeepCopy 

func (in *ExtenderTLSConfig) DeepCopy() *ExtenderTLSConfig

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

func (*ExtenderTLSConfig) DeepCopyInto 

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

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

type LabelPreference 

type LabelPreference struct {
	// Used to identify node "groups"
	Label string `json:"label"`
	// 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 `json:"presence"`
}

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

func (*LabelPreference) DeepCopy 

func (in *LabelPreference) DeepCopy() *LabelPreference

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

func (*LabelPreference) DeepCopyInto 

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 

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 `json:"labels"`
	// The boolean flag that indicates whether the labels should be present or absent from the node
	Presence bool `json:"presence"`
}

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

func (*LabelsPresence) DeepCopy 

func (in *LabelsPresence) DeepCopy() *LabelsPresence

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

func (*LabelsPresence) DeepCopyInto 

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

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

type Policy 

type Policy struct {
	metav1.TypeMeta `json:",inline"`
	// Holds the information to configure the fit predicate functions
	Predicates []PredicatePolicy `json:"predicates"`
	// Holds the information to configure the priority functions
	Priorities []PriorityPolicy `json:"priorities"`
	// Holds the information to communicate with the extender(s)
	Extenders []Extender `json:"extenders"`
	// 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 `json:"hardPodAffinitySymmetricWeight"`

	// 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 `json:"alwaysCheckAllPredicates"`
}

Policy describes a struct for a policy resource used in api.

func (*Policy) DeepCopy 

func (in *Policy) DeepCopy() *Policy

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

func (*Policy) DeepCopyInto 

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 

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

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

type PredicateArgument 

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 `json:"serviceAffinity"`
	// The predicate that checks whether a particular node has a certain label
	// defined or not, regardless of value
	LabelsPresence *LabelsPresence `json:"labelsPresence"`
}

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

func (*PredicateArgument) DeepCopy 

func (in *PredicateArgument) DeepCopy() *PredicateArgument

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

func (*PredicateArgument) DeepCopyInto 

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 

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 `json:"name"`
	// Holds the parameters to configure the given predicate
	Argument *PredicateArgument `json:"argument"`
}

PredicatePolicy describes a struct of a predicate policy.

func (*PredicatePolicy) DeepCopy 

func (in *PredicatePolicy) DeepCopy() *PredicatePolicy

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

func (*PredicatePolicy) DeepCopyInto 

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 

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 `json:"serviceAntiAffinity"`
	// The priority function that checks whether a particular node has a certain label
	// defined or not, regardless of value
	LabelPreference *LabelPreference `json:"labelPreference"`
	// The RequestedToCapacityRatio priority function is parametrized with function shape.
	RequestedToCapacityRatioArguments *RequestedToCapacityRatioArguments `json:"requestedToCapacityRatioArguments"`
}

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

func (*PriorityArgument) DeepCopy 

func (in *PriorityArgument) DeepCopy() *PriorityArgument

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

func (*PriorityArgument) DeepCopyInto 

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 

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 `json:"name"`
	// The numeric multiplier for the node scores that the priority function generates
	// The weight should be non-zero and can be a positive or a negative integer
	Weight int64 `json:"weight"`
	// Holds the parameters to configure the given priority function
	Argument *PriorityArgument `json:"argument"`
}

PriorityPolicy describes a struct of a priority policy.

func (*PriorityPolicy) DeepCopy 

func (in *PriorityPolicy) DeepCopy() *PriorityPolicy

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

func (*PriorityPolicy) DeepCopyInto 

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

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

type RequestedToCapacityRatioArguments 

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 

func (in *RequestedToCapacityRatioArguments) DeepCopy() *RequestedToCapacityRatioArguments

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

func (*RequestedToCapacityRatioArguments) DeepCopyInto 

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 

type ResourceSpec struct {
	// Name of the resource to be managed by RequestedToCapacityRatio function.
	Name string `json:"name"`
	// Weight of the resource.
	Weight int64 `json:"weight,omitempty"`
}

ResourceSpec represents single resource and weight for bin packing of priority RequestedToCapacityRatioArguments.

func (*ResourceSpec) DeepCopy 

func (in *ResourceSpec) DeepCopy() *ResourceSpec

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

func (*ResourceSpec) DeepCopyInto 

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

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

type ServiceAffinity 

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 `json:"labels"`
}

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

func (*ServiceAffinity) DeepCopy 

func (in *ServiceAffinity) DeepCopy() *ServiceAffinity

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

func (*ServiceAffinity) DeepCopyInto 

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

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

type ServiceAntiAffinity 

type ServiceAntiAffinity struct {
	// Used to identify node "groups"
	Label string `json:"label"`
}

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

func (*ServiceAntiAffinity) DeepCopy 

func (in *ServiceAntiAffinity) DeepCopy() *ServiceAntiAffinity

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

func (*ServiceAntiAffinity) DeepCopyInto 

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 

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

UtilizationShapePoint represents single point of priority function shape.

func (*UtilizationShapePoint) DeepCopy 

func (in *UtilizationShapePoint) DeepCopy() *UtilizationShapePoint

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

func (*UtilizationShapePoint) DeepCopyInto 

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

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

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