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types.go
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/*
Copyright 2015 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package v1beta1
import (
"k8s.io/apimachinery/pkg/api/resource"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/util/intstr"
"k8s.io/client-go/pkg/api/v1"
)
// describes the attributes of a scale subresource
type ScaleSpec struct {
// desired number of instances for the scaled object.
// +optional
Replicas int32 `json:"replicas,omitempty" protobuf:"varint,1,opt,name=replicas"`
}
// represents the current status of a scale subresource.
type ScaleStatus struct {
// actual number of observed instances of the scaled object.
Replicas int32 `json:"replicas" protobuf:"varint,1,opt,name=replicas"`
// label query over pods that should match the replicas count. More info: http://kubernetes.io/docs/user-guide/labels#label-selectors
// +optional
Selector map[string]string `json:"selector,omitempty" protobuf:"bytes,2,rep,name=selector"`
// label selector for pods that should match the replicas count. This is a serializated
// version of both map-based and more expressive set-based selectors. This is done to
// avoid introspection in the clients. The string will be in the same format as the
// query-param syntax. If the target type only supports map-based selectors, both this
// field and map-based selector field are populated.
// More info: http://kubernetes.io/docs/user-guide/labels#label-selectors
// +optional
TargetSelector string `json:"targetSelector,omitempty" protobuf:"bytes,3,opt,name=targetSelector"`
}
// +genclient=true
// +noMethods=true
// represents a scaling request for a resource.
type Scale struct {
metav1.TypeMeta `json:",inline"`
// Standard object metadata; More info: http://releases.k8s.io/HEAD/docs/devel/api-conventions.md#metadata.
// +optional
metav1.ObjectMeta `json:"metadata,omitempty" protobuf:"bytes,1,opt,name=metadata"`
// defines the behavior of the scale. More info: http://releases.k8s.io/HEAD/docs/devel/api-conventions.md#spec-and-status.
// +optional
Spec ScaleSpec `json:"spec,omitempty" protobuf:"bytes,2,opt,name=spec"`
// current status of the scale. More info: http://releases.k8s.io/HEAD/docs/devel/api-conventions.md#spec-and-status. Read-only.
// +optional
Status ScaleStatus `json:"status,omitempty" protobuf:"bytes,3,opt,name=status"`
}
// Dummy definition
type ReplicationControllerDummy struct {
metav1.TypeMeta `json:",inline"`
}
// SubresourceReference contains enough information to let you inspect or modify the referred subresource.
type SubresourceReference struct {
// Kind of the referent; More info: http://releases.k8s.io/HEAD/docs/devel/api-conventions.md#types-kinds
// +optional
Kind string `json:"kind,omitempty" protobuf:"bytes,1,opt,name=kind"`
// Name of the referent; More info: http://kubernetes.io/docs/user-guide/identifiers#names
// +optional
Name string `json:"name,omitempty" protobuf:"bytes,2,opt,name=name"`
// API version of the referent
// +optional
APIVersion string `json:"apiVersion,omitempty" protobuf:"bytes,3,opt,name=apiVersion"`
// Subresource name of the referent
// +optional
Subresource string `json:"subresource,omitempty" protobuf:"bytes,4,opt,name=subresource"`
}
type CPUTargetUtilization struct {
// fraction of the requested CPU that should be utilized/used,
// e.g. 70 means that 70% of the requested CPU should be in use.
TargetPercentage int32 `json:"targetPercentage" protobuf:"varint,1,opt,name=targetPercentage"`
}
// Alpha-level support for Custom Metrics in HPA (as annotations).
type CustomMetricTarget struct {
// Custom Metric name.
Name string `json:"name" protobuf:"bytes,1,opt,name=name"`
// Custom Metric value (average).
TargetValue resource.Quantity `json:"value" protobuf:"bytes,2,opt,name=value"`
}
type CustomMetricTargetList struct {
Items []CustomMetricTarget `json:"items" protobuf:"bytes,1,rep,name=items"`
}
type CustomMetricCurrentStatus struct {
// Custom Metric name.
Name string `json:"name" protobuf:"bytes,1,opt,name=name"`
// Custom Metric value (average).
CurrentValue resource.Quantity `json:"value" protobuf:"bytes,2,opt,name=value"`
}
type CustomMetricCurrentStatusList struct {
Items []CustomMetricCurrentStatus `json:"items" protobuf:"bytes,1,rep,name=items"`
}
// specification of a horizontal pod autoscaler.
type HorizontalPodAutoscalerSpec struct {
// reference to Scale subresource; horizontal pod autoscaler will learn the current resource consumption from its status,
// and will set the desired number of pods by modifying its spec.
ScaleRef SubresourceReference `json:"scaleRef" protobuf:"bytes,1,opt,name=scaleRef"`
// lower limit for the number of pods that can be set by the autoscaler, default 1.
// +optional
MinReplicas *int32 `json:"minReplicas,omitempty" protobuf:"varint,2,opt,name=minReplicas"`
// upper limit for the number of pods that can be set by the autoscaler; cannot be smaller than MinReplicas.
MaxReplicas int32 `json:"maxReplicas" protobuf:"varint,3,opt,name=maxReplicas"`
// target average CPU utilization (represented as a percentage of requested CPU) over all the pods;
// if not specified it defaults to the target CPU utilization at 80% of the requested resources.
// +optional
CPUUtilization *CPUTargetUtilization `json:"cpuUtilization,omitempty" protobuf:"bytes,4,opt,name=cpuUtilization"`
}
// current status of a horizontal pod autoscaler
type HorizontalPodAutoscalerStatus struct {
// most recent generation observed by this autoscaler.
// +optional
ObservedGeneration *int64 `json:"observedGeneration,omitempty" protobuf:"varint,1,opt,name=observedGeneration"`
// last time the HorizontalPodAutoscaler scaled the number of pods;
// used by the autoscaler to control how often the number of pods is changed.
// +optional
LastScaleTime *metav1.Time `json:"lastScaleTime,omitempty" protobuf:"bytes,2,opt,name=lastScaleTime"`
// current number of replicas of pods managed by this autoscaler.
CurrentReplicas int32 `json:"currentReplicas" protobuf:"varint,3,opt,name=currentReplicas"`
// desired number of replicas of pods managed by this autoscaler.
DesiredReplicas int32 `json:"desiredReplicas" protobuf:"varint,4,opt,name=desiredReplicas"`
// current average CPU utilization over all pods, represented as a percentage of requested CPU,
// e.g. 70 means that an average pod is using now 70% of its requested CPU.
// +optional
CurrentCPUUtilizationPercentage *int32 `json:"currentCPUUtilizationPercentage,omitempty" protobuf:"varint,5,opt,name=currentCPUUtilizationPercentage"`
}
// configuration of a horizontal pod autoscaler.
type HorizontalPodAutoscaler struct {
metav1.TypeMeta `json:",inline"`
// Standard object metadata. More info: http://releases.k8s.io/HEAD/docs/devel/api-conventions.md#metadata
// +optional
metav1.ObjectMeta `json:"metadata,omitempty" protobuf:"bytes,1,opt,name=metadata"`
// behaviour of autoscaler. More info: http://releases.k8s.io/HEAD/docs/devel/api-conventions.md#spec-and-status.
// +optional
Spec HorizontalPodAutoscalerSpec `json:"spec,omitempty" protobuf:"bytes,2,opt,name=spec"`
// current information about the autoscaler.
// +optional
Status HorizontalPodAutoscalerStatus `json:"status,omitempty" protobuf:"bytes,3,opt,name=status"`
}
// list of horizontal pod autoscaler objects.
type HorizontalPodAutoscalerList struct {
metav1.TypeMeta `json:",inline"`
// Standard list metadata.
// +optional
metav1.ListMeta `json:"metadata,omitempty" protobuf:"bytes,1,opt,name=metadata"`
// list of horizontal pod autoscaler objects.
Items []HorizontalPodAutoscaler `json:"items" protobuf:"bytes,2,rep,name=items"`
}
// +genclient=true
// +nonNamespaced=true
// A ThirdPartyResource is a generic representation of a resource, it is used by add-ons and plugins to add new resource
// types to the API. It consists of one or more Versions of the api.
type ThirdPartyResource struct {
metav1.TypeMeta `json:",inline"`
// Standard object metadata
// +optional
metav1.ObjectMeta `json:"metadata,omitempty" protobuf:"bytes,1,opt,name=metadata"`
// Description is the description of this object.
// +optional
Description string `json:"description,omitempty" protobuf:"bytes,2,opt,name=description"`
// Versions are versions for this third party object
// +optional
Versions []APIVersion `json:"versions,omitempty" protobuf:"bytes,3,rep,name=versions"`
}
// ThirdPartyResourceList is a list of ThirdPartyResources.
type ThirdPartyResourceList struct {
metav1.TypeMeta `json:",inline"`
// Standard list metadata.
// +optional
metav1.ListMeta `json:"metadata,omitempty" protobuf:"bytes,1,opt,name=metadata"`
// Items is the list of ThirdPartyResources.
Items []ThirdPartyResource `json:"items" protobuf:"bytes,2,rep,name=items"`
}
// An APIVersion represents a single concrete version of an object model.
type APIVersion struct {
// Name of this version (e.g. 'v1').
// +optional
Name string `json:"name,omitempty" protobuf:"bytes,1,opt,name=name"`
}
// An internal object, used for versioned storage in etcd. Not exposed to the end user.
type ThirdPartyResourceData struct {
metav1.TypeMeta `json:",inline"`
// Standard object metadata.
// +optional
metav1.ObjectMeta `json:"metadata,omitempty" protobuf:"bytes,1,opt,name=metadata"`
// Data is the raw JSON data for this data.
// +optional
Data []byte `json:"data,omitempty" protobuf:"bytes,2,opt,name=data"`
}
// +genclient=true
// Deployment enables declarative updates for Pods and ReplicaSets.
type Deployment struct {
metav1.TypeMeta `json:",inline"`
// Standard object metadata.
// +optional
metav1.ObjectMeta `json:"metadata,omitempty" protobuf:"bytes,1,opt,name=metadata"`
// Specification of the desired behavior of the Deployment.
// +optional
Spec DeploymentSpec `json:"spec,omitempty" protobuf:"bytes,2,opt,name=spec"`
// Most recently observed status of the Deployment.
// +optional
Status DeploymentStatus `json:"status,omitempty" protobuf:"bytes,3,opt,name=status"`
}
// DeploymentSpec is the specification of the desired behavior of the Deployment.
type DeploymentSpec struct {
// Number of desired pods. This is a pointer to distinguish between explicit
// zero and not specified. Defaults to 1.
// +optional
Replicas *int32 `json:"replicas,omitempty" protobuf:"varint,1,opt,name=replicas"`
// Label selector for pods. Existing ReplicaSets whose pods are
// selected by this will be the ones affected by this deployment.
// +optional
Selector *metav1.LabelSelector `json:"selector,omitempty" protobuf:"bytes,2,opt,name=selector"`
// Template describes the pods that will be created.
Template v1.PodTemplateSpec `json:"template" protobuf:"bytes,3,opt,name=template"`
// The deployment strategy to use to replace existing pods with new ones.
// +optional
Strategy DeploymentStrategy `json:"strategy,omitempty" protobuf:"bytes,4,opt,name=strategy"`
// Minimum number of seconds for which a newly created pod should be ready
// without any of its container crashing, for it to be considered available.
// Defaults to 0 (pod will be considered available as soon as it is ready)
// +optional
MinReadySeconds int32 `json:"minReadySeconds,omitempty" protobuf:"varint,5,opt,name=minReadySeconds"`
// The number of old ReplicaSets to retain to allow rollback.
// This is a pointer to distinguish between explicit zero and not specified.
// +optional
RevisionHistoryLimit *int32 `json:"revisionHistoryLimit,omitempty" protobuf:"varint,6,opt,name=revisionHistoryLimit"`
// Indicates that the deployment is paused and will not be processed by the
// deployment controller.
// +optional
Paused bool `json:"paused,omitempty" protobuf:"varint,7,opt,name=paused"`
// The config this deployment is rolling back to. Will be cleared after rollback is done.
// +optional
RollbackTo *RollbackConfig `json:"rollbackTo,omitempty" protobuf:"bytes,8,opt,name=rollbackTo"`
// The maximum time in seconds for a deployment to make progress before it
// is considered to be failed. The deployment controller will continue to
// process failed deployments and a condition with a ProgressDeadlineExceeded
// reason will be surfaced in the deployment status. Once autoRollback is
// implemented, the deployment controller will automatically rollback failed
// deployments. Note that progress will not be estimated during the time a
// deployment is paused. This is not set by default.
ProgressDeadlineSeconds *int32 `json:"progressDeadlineSeconds,omitempty" protobuf:"varint,9,opt,name=progressDeadlineSeconds"`
}
// DeploymentRollback stores the information required to rollback a deployment.
type DeploymentRollback struct {
metav1.TypeMeta `json:",inline"`
// Required: This must match the Name of a deployment.
Name string `json:"name" protobuf:"bytes,1,opt,name=name"`
// The annotations to be updated to a deployment
// +optional
UpdatedAnnotations map[string]string `json:"updatedAnnotations,omitempty" protobuf:"bytes,2,rep,name=updatedAnnotations"`
// The config of this deployment rollback.
RollbackTo RollbackConfig `json:"rollbackTo" protobuf:"bytes,3,opt,name=rollbackTo"`
}
type RollbackConfig struct {
// The revision to rollback to. If set to 0, rollbck to the last revision.
// +optional
Revision int64 `json:"revision,omitempty" protobuf:"varint,1,opt,name=revision"`
}
const (
// DefaultDeploymentUniqueLabelKey is the default key of the selector that is added
// to existing RCs (and label key that is added to its pods) to prevent the existing RCs
// to select new pods (and old pods being select by new RC).
DefaultDeploymentUniqueLabelKey string = "pod-template-hash"
)
// DeploymentStrategy describes how to replace existing pods with new ones.
type DeploymentStrategy struct {
// Type of deployment. Can be "Recreate" or "RollingUpdate". Default is RollingUpdate.
// +optional
Type DeploymentStrategyType `json:"type,omitempty" protobuf:"bytes,1,opt,name=type,casttype=DeploymentStrategyType"`
// Rolling update config params. Present only if DeploymentStrategyType =
// RollingUpdate.
//---
// TODO: Update this to follow our convention for oneOf, whatever we decide it
// to be.
// +optional
RollingUpdate *RollingUpdateDeployment `json:"rollingUpdate,omitempty" protobuf:"bytes,2,opt,name=rollingUpdate"`
}
type DeploymentStrategyType string
const (
// Kill all existing pods before creating new ones.
RecreateDeploymentStrategyType DeploymentStrategyType = "Recreate"
// Replace the old RCs by new one using rolling update i.e gradually scale down the old RCs and scale up the new one.
RollingUpdateDeploymentStrategyType DeploymentStrategyType = "RollingUpdate"
)
// Spec to control the desired behavior of rolling update.
type RollingUpdateDeployment struct {
// The maximum number of pods that can be unavailable during the update.
// Value can be an absolute number (ex: 5) or a percentage of desired pods (ex: 10%).
// Absolute number is calculated from percentage by rounding down.
// This can not be 0 if MaxSurge is 0.
// By default, a fixed value of 1 is used.
// Example: when this is set to 30%, the old RC can be scaled down to 70% of desired pods
// immediately when the rolling update starts. Once new pods are ready, old RC
// can be scaled down further, followed by scaling up the new RC, ensuring
// that the total number of pods available at all times during the update is at
// least 70% of desired pods.
// +optional
MaxUnavailable *intstr.IntOrString `json:"maxUnavailable,omitempty" protobuf:"bytes,1,opt,name=maxUnavailable"`
// The maximum number of pods that can be scheduled above the desired number of
// pods.
// Value can be an absolute number (ex: 5) or a percentage of desired pods (ex: 10%).
// This can not be 0 if MaxUnavailable is 0.
// Absolute number is calculated from percentage by rounding up.
// By default, a value of 1 is used.
// Example: when this is set to 30%, the new RC can be scaled up immediately when
// the rolling update starts, such that the total number of old and new pods do not exceed
// 130% of desired pods. Once old pods have been killed,
// new RC can be scaled up further, ensuring that total number of pods running
// at any time during the update is atmost 130% of desired pods.
// +optional
MaxSurge *intstr.IntOrString `json:"maxSurge,omitempty" protobuf:"bytes,2,opt,name=maxSurge"`
}
// DeploymentStatus is the most recently observed status of the Deployment.
type DeploymentStatus struct {
// The generation observed by the deployment controller.
// +optional
ObservedGeneration int64 `json:"observedGeneration,omitempty" protobuf:"varint,1,opt,name=observedGeneration"`
// Total number of non-terminated pods targeted by this deployment (their labels match the selector).
// +optional
Replicas int32 `json:"replicas,omitempty" protobuf:"varint,2,opt,name=replicas"`
// Total number of non-terminated pods targeted by this deployment that have the desired template spec.
// +optional
UpdatedReplicas int32 `json:"updatedReplicas,omitempty" protobuf:"varint,3,opt,name=updatedReplicas"`
// Total number of ready pods targeted by this deployment.
// +optional
ReadyReplicas int32 `json:"readyReplicas,omitempty" protobuf:"varint,7,opt,name=readyReplicas"`
// Total number of available pods (ready for at least minReadySeconds) targeted by this deployment.
// +optional
AvailableReplicas int32 `json:"availableReplicas,omitempty" protobuf:"varint,4,opt,name=availableReplicas"`
// Total number of unavailable pods targeted by this deployment.
// +optional
UnavailableReplicas int32 `json:"unavailableReplicas,omitempty" protobuf:"varint,5,opt,name=unavailableReplicas"`
// Represents the latest available observations of a deployment's current state.
Conditions []DeploymentCondition `json:"conditions,omitempty" patchStrategy:"merge" patchMergeKey:"type" protobuf:"bytes,6,rep,name=conditions"`
}
type DeploymentConditionType string
// These are valid conditions of a deployment.
const (
// Available means the deployment is available, ie. at least the minimum available
// replicas required are up and running for at least minReadySeconds.
DeploymentAvailable DeploymentConditionType = "Available"
// Progressing means the deployment is progressing. Progress for a deployment is
// considered when a new replica set is created or adopted, and when new pods scale
// up or old pods scale down. Progress is not estimated for paused deployments or
// when progressDeadlineSeconds is not specified.
DeploymentProgressing DeploymentConditionType = "Progressing"
// ReplicaFailure is added in a deployment when one of its pods fails to be created
// or deleted.
DeploymentReplicaFailure DeploymentConditionType = "ReplicaFailure"
)
// DeploymentCondition describes the state of a deployment at a certain point.
type DeploymentCondition struct {
// Type of deployment condition.
Type DeploymentConditionType `json:"type" protobuf:"bytes,1,opt,name=type,casttype=DeploymentConditionType"`
// Status of the condition, one of True, False, Unknown.
Status v1.ConditionStatus `json:"status" protobuf:"bytes,2,opt,name=status,casttype=k8s.io/kubernetes/pkg/api/v1.ConditionStatus"`
// The last time this condition was updated.
LastUpdateTime metav1.Time `json:"lastUpdateTime,omitempty" protobuf:"bytes,6,opt,name=lastUpdateTime"`
// Last time the condition transitioned from one status to another.
LastTransitionTime metav1.Time `json:"lastTransitionTime,omitempty" protobuf:"bytes,7,opt,name=lastTransitionTime"`
// The reason for the condition's last transition.
Reason string `json:"reason,omitempty" protobuf:"bytes,4,opt,name=reason"`
// A human readable message indicating details about the transition.
Message string `json:"message,omitempty" protobuf:"bytes,5,opt,name=message"`
}
// DeploymentList is a list of Deployments.
type DeploymentList struct {
metav1.TypeMeta `json:",inline"`
// Standard list metadata.
// +optional
metav1.ListMeta `json:"metadata,omitempty" protobuf:"bytes,1,opt,name=metadata"`
// Items is the list of Deployments.
Items []Deployment `json:"items" protobuf:"bytes,2,rep,name=items"`
}
// TODO(madhusudancs): Uncomment while implementing DaemonSet updates.
/* Commenting out for v1.2. We are planning to bring these types back with a more robust DaemonSet update implementation in v1.3, hence not deleting but just commenting the types out.
type DaemonSetUpdateStrategy struct {
// Type of daemon set update. Only "RollingUpdate" is supported at this time. Default is RollingUpdate.
// +optional
Type DaemonSetUpdateStrategyType `json:"type,omitempty"`
// Rolling update config params. Present only if DaemonSetUpdateStrategy =
// RollingUpdate.
//---
// TODO: Update this to follow our convention for oneOf, whatever we decide it
// to be. Same as DeploymentStrategy.RollingUpdate.
// +optional
RollingUpdate *RollingUpdateDaemonSet `json:"rollingUpdate,omitempty"`
}
type DaemonSetUpdateStrategyType string
const (
// Replace the old daemons by new ones using rolling update i.e replace them on each node one after the other.
RollingUpdateDaemonSetStrategyType DaemonSetUpdateStrategyType = "RollingUpdate"
)
// Spec to control the desired behavior of daemon set rolling update.
type RollingUpdateDaemonSet struct {
// The maximum number of DaemonSet pods that can be unavailable during the
// update. Value can be an absolute number (ex: 5) or a percentage of total
// number of DaemonSet pods at the start of the update (ex: 10%). Absolute
// number is calculated from percentage by rounding up.
// This cannot be 0.
// Default value is 1.
// Example: when this is set to 30%, 30% of the currently running DaemonSet
// pods can be stopped for an update at any given time. The update starts
// by stopping at most 30% of the currently running DaemonSet pods and then
// brings up new DaemonSet pods in their place. Once the new pods are ready,
// it then proceeds onto other DaemonSet pods, thus ensuring that at least
// 70% of original number of DaemonSet pods are available at all times
// during the update.
// +optional
MaxUnavailable *intstr.IntOrString `json:"maxUnavailable,omitempty"`
// Minimum number of seconds for which a newly created DaemonSet pod should
// be ready without any of its container crashing, for it to be considered
// available. Defaults to 0 (pod will be considered available as soon as it
// is ready).
// +optional
MinReadySeconds int32 `json:"minReadySeconds,omitempty"`
}
*/
// DaemonSetSpec is the specification of a daemon set.
type DaemonSetSpec struct {
// Selector is a label query over pods that are managed by the daemon set.
// Must match in order to be controlled.
// If empty, defaulted to labels on Pod template.
// More info: http://kubernetes.io/docs/user-guide/labels#label-selectors
// +optional
Selector *metav1.LabelSelector `json:"selector,omitempty" protobuf:"bytes,1,opt,name=selector"`
// Template is the object that describes the pod that will be created.
// The DaemonSet will create exactly one copy of this pod on every node
// that matches the template's node selector (or on every node if no node
// selector is specified).
// More info: http://kubernetes.io/docs/user-guide/replication-controller#pod-template
Template v1.PodTemplateSpec `json:"template" protobuf:"bytes,2,opt,name=template"`
// TODO(madhusudancs): Uncomment while implementing DaemonSet updates.
/* Commenting out for v1.2. We are planning to bring these fields back with a more robust DaemonSet update implementation in v1.3, hence not deleting but just commenting these fields out.
// Update strategy to replace existing DaemonSet pods with new pods.
// +optional
UpdateStrategy DaemonSetUpdateStrategy `json:"updateStrategy,omitempty"`
// Label key that is added to DaemonSet pods to distinguish between old and
// new pod templates during DaemonSet update.
// Users can set this to an empty string to indicate that the system should
// not add any label. If unspecified, system uses
// DefaultDaemonSetUniqueLabelKey("daemonset.kubernetes.io/podTemplateHash").
// Value of this key is hash of DaemonSetSpec.PodTemplateSpec.
// No label is added if this is set to empty string.
// +optional
UniqueLabelKey *string `json:"uniqueLabelKey,omitempty"`
*/
}
const (
// DefaultDaemonSetUniqueLabelKey is the default key of the labels that is added
// to daemon set pods to distinguish between old and new pod templates during
// DaemonSet update. See DaemonSetSpec's UniqueLabelKey field for more information.
DefaultDaemonSetUniqueLabelKey string = "daemonset.kubernetes.io/podTemplateHash"
)
// DaemonSetStatus represents the current status of a daemon set.
type DaemonSetStatus struct {
// CurrentNumberScheduled is the number of nodes that are running at least 1
// daemon pod and are supposed to run the daemon pod.
// More info: http://releases.k8s.io/HEAD/docs/admin/daemons.md
CurrentNumberScheduled int32 `json:"currentNumberScheduled" protobuf:"varint,1,opt,name=currentNumberScheduled"`
// NumberMisscheduled is the number of nodes that are running the daemon pod, but are
// not supposed to run the daemon pod.
// More info: http://releases.k8s.io/HEAD/docs/admin/daemons.md
NumberMisscheduled int32 `json:"numberMisscheduled" protobuf:"varint,2,opt,name=numberMisscheduled"`
// DesiredNumberScheduled is the total number of nodes that should be running the daemon
// pod (including nodes correctly running the daemon pod).
// More info: http://releases.k8s.io/HEAD/docs/admin/daemons.md
DesiredNumberScheduled int32 `json:"desiredNumberScheduled" protobuf:"varint,3,opt,name=desiredNumberScheduled"`
// NumberReady is the number of nodes that should be running the daemon pod and have one
// or more of the daemon pod running and ready.
NumberReady int32 `json:"numberReady" protobuf:"varint,4,opt,name=numberReady"`
// ObservedGeneration is the most recent generation observed by the daemon set controller.
// +optional
ObservedGeneration int64 `json:"observedGeneration,omitempty" protobuf:"varint,5,opt,name=observedGeneration"`
}
// +genclient=true
// DaemonSet represents the configuration of a daemon set.
type DaemonSet struct {
metav1.TypeMeta `json:",inline"`
// Standard object's metadata.
// More info: http://releases.k8s.io/HEAD/docs/devel/api-conventions.md#metadata
// +optional
metav1.ObjectMeta `json:"metadata,omitempty" protobuf:"bytes,1,opt,name=metadata"`
// Spec defines the desired behavior of this daemon set.
// More info: http://releases.k8s.io/HEAD/docs/devel/api-conventions.md#spec-and-status
// +optional
Spec DaemonSetSpec `json:"spec,omitempty" protobuf:"bytes,2,opt,name=spec"`
// Status is the current status of this daemon set. This data may be
// out of date by some window of time.
// Populated by the system.
// Read-only.
// More info: http://releases.k8s.io/HEAD/docs/devel/api-conventions.md#spec-and-status
// +optional
Status DaemonSetStatus `json:"status,omitempty" protobuf:"bytes,3,opt,name=status"`
}
// DaemonSetList is a collection of daemon sets.
type DaemonSetList struct {
metav1.TypeMeta `json:",inline"`
// Standard list metadata.
// More info: http://releases.k8s.io/HEAD/docs/devel/api-conventions.md#metadata
// +optional
metav1.ListMeta `json:"metadata,omitempty" protobuf:"bytes,1,opt,name=metadata"`
// Items is a list of daemon sets.
Items []DaemonSet `json:"items" protobuf:"bytes,2,rep,name=items"`
}
// ThirdPartyResrouceDataList is a list of ThirdPartyResourceData.
type ThirdPartyResourceDataList struct {
metav1.TypeMeta `json:",inline"`
// Standard list metadata
// More info: http://releases.k8s.io/HEAD/docs/devel/api-conventions.md#metadata
// +optional
metav1.ListMeta `json:"metadata,omitempty" protobuf:"bytes,1,opt,name=metadata"`
// Items is the list of ThirdpartyResourceData.
Items []ThirdPartyResourceData `json:"items" protobuf:"bytes,2,rep,name=items"`
}
// +genclient=true
// Ingress is a collection of rules that allow inbound connections to reach the
// endpoints defined by a backend. An Ingress can be configured to give services
// externally-reachable urls, load balance traffic, terminate SSL, offer name
// based virtual hosting etc.
type Ingress struct {
metav1.TypeMeta `json:",inline"`
// Standard object's metadata.
// More info: http://releases.k8s.io/HEAD/docs/devel/api-conventions.md#metadata
// +optional
metav1.ObjectMeta `json:"metadata,omitempty" protobuf:"bytes,1,opt,name=metadata"`
// Spec is the desired state of the Ingress.
// More info: http://releases.k8s.io/HEAD/docs/devel/api-conventions.md#spec-and-status
// +optional
Spec IngressSpec `json:"spec,omitempty" protobuf:"bytes,2,opt,name=spec"`
// Status is the current state of the Ingress.
// More info: http://releases.k8s.io/HEAD/docs/devel/api-conventions.md#spec-and-status
// +optional
Status IngressStatus `json:"status,omitempty" protobuf:"bytes,3,opt,name=status"`
}
// IngressList is a collection of Ingress.
type IngressList struct {
metav1.TypeMeta `json:",inline"`
// Standard object's metadata.
// More info: http://releases.k8s.io/HEAD/docs/devel/api-conventions.md#metadata
// +optional
metav1.ListMeta `json:"metadata,omitempty" protobuf:"bytes,1,opt,name=metadata"`
// Items is the list of Ingress.
Items []Ingress `json:"items" protobuf:"bytes,2,rep,name=items"`
}
// IngressSpec describes the Ingress the user wishes to exist.
type IngressSpec struct {
// A default backend capable of servicing requests that don't match any
// rule. At least one of 'backend' or 'rules' must be specified. This field
// is optional to allow the loadbalancer controller or defaulting logic to
// specify a global default.
// +optional
Backend *IngressBackend `json:"backend,omitempty" protobuf:"bytes,1,opt,name=backend"`
// TLS configuration. Currently the Ingress only supports a single TLS
// port, 443. If multiple members of this list specify different hosts, they
// will be multiplexed on the same port according to the hostname specified
// through the SNI TLS extension, if the ingress controller fulfilling the
// ingress supports SNI.
// +optional
TLS []IngressTLS `json:"tls,omitempty" protobuf:"bytes,2,rep,name=tls"`
// A list of host rules used to configure the Ingress. If unspecified, or
// no rule matches, all traffic is sent to the default backend.
// +optional
Rules []IngressRule `json:"rules,omitempty" protobuf:"bytes,3,rep,name=rules"`
// TODO: Add the ability to specify load-balancer IP through claims
}
// IngressTLS describes the transport layer security associated with an Ingress.
type IngressTLS struct {
// Hosts are a list of hosts included in the TLS certificate. The values in
// this list must match the name/s used in the tlsSecret. Defaults to the
// wildcard host setting for the loadbalancer controller fulfilling this
// Ingress, if left unspecified.
// +optional
Hosts []string `json:"hosts,omitempty" protobuf:"bytes,1,rep,name=hosts"`
// SecretName is the name of the secret used to terminate SSL traffic on 443.
// Field is left optional to allow SSL routing based on SNI hostname alone.
// If the SNI host in a listener conflicts with the "Host" header field used
// by an IngressRule, the SNI host is used for termination and value of the
// Host header is used for routing.
// +optional
SecretName string `json:"secretName,omitempty" protobuf:"bytes,2,opt,name=secretName"`
// TODO: Consider specifying different modes of termination, protocols etc.
}
// IngressStatus describe the current state of the Ingress.
type IngressStatus struct {
// LoadBalancer contains the current status of the load-balancer.
// +optional
LoadBalancer v1.LoadBalancerStatus `json:"loadBalancer,omitempty" protobuf:"bytes,1,opt,name=loadBalancer"`
}
// IngressRule represents the rules mapping the paths under a specified host to
// the related backend services. Incoming requests are first evaluated for a host
// match, then routed to the backend associated with the matching IngressRuleValue.
type IngressRule struct {
// Host is the fully qualified domain name of a network host, as defined
// by RFC 3986. Note the following deviations from the "host" part of the
// URI as defined in the RFC:
// 1. IPs are not allowed. Currently an IngressRuleValue can only apply to the
// IP in the Spec of the parent Ingress.
// 2. The `:` delimiter is not respected because ports are not allowed.
// Currently the port of an Ingress is implicitly :80 for http and
// :443 for https.
// Both these may change in the future.
// Incoming requests are matched against the host before the IngressRuleValue.
// If the host is unspecified, the Ingress routes all traffic based on the
// specified IngressRuleValue.
// +optional
Host string `json:"host,omitempty" protobuf:"bytes,1,opt,name=host"`
// IngressRuleValue represents a rule to route requests for this IngressRule.
// If unspecified, the rule defaults to a http catch-all. Whether that sends
// just traffic matching the host to the default backend or all traffic to the
// default backend, is left to the controller fulfilling the Ingress. Http is
// currently the only supported IngressRuleValue.
// +optional
IngressRuleValue `json:",inline,omitempty" protobuf:"bytes,2,opt,name=ingressRuleValue"`
}
// IngressRuleValue represents a rule to apply against incoming requests. If the
// rule is satisfied, the request is routed to the specified backend. Currently
// mixing different types of rules in a single Ingress is disallowed, so exactly
// one of the following must be set.
type IngressRuleValue struct {
//TODO:
// 1. Consider renaming this resource and the associated rules so they
// aren't tied to Ingress. They can be used to route intra-cluster traffic.
// 2. Consider adding fields for ingress-type specific global options
// usable by a loadbalancer, like http keep-alive.
// +optional
HTTP *HTTPIngressRuleValue `json:"http,omitempty" protobuf:"bytes,1,opt,name=http"`
}
// HTTPIngressRuleValue is a list of http selectors pointing to backends.
// In the example: http://<host>/<path>?<searchpart> -> backend where
// where parts of the url correspond to RFC 3986, this resource will be used
// to match against everything after the last '/' and before the first '?'
// or '#'.
type HTTPIngressRuleValue struct {
// A collection of paths that map requests to backends.
Paths []HTTPIngressPath `json:"paths" protobuf:"bytes,1,rep,name=paths"`
// TODO: Consider adding fields for ingress-type specific global
// options usable by a loadbalancer, like http keep-alive.
}
// HTTPIngressPath associates a path regex with a backend. Incoming urls matching
// the path are forwarded to the backend.
type HTTPIngressPath struct {
// Path is an extended POSIX regex as defined by IEEE Std 1003.1,
// (i.e this follows the egrep/unix syntax, not the perl syntax)
// matched against the path of an incoming request. Currently it can
// contain characters disallowed from the conventional "path"
// part of a URL as defined by RFC 3986. Paths must begin with
// a '/'. If unspecified, the path defaults to a catch all sending
// traffic to the backend.
// +optional
Path string `json:"path,omitempty" protobuf:"bytes,1,opt,name=path"`
// Backend defines the referenced service endpoint to which the traffic
// will be forwarded to.
Backend IngressBackend `json:"backend" protobuf:"bytes,2,opt,name=backend"`
}
// IngressBackend describes all endpoints for a given service and port.
type IngressBackend struct {
// Specifies the name of the referenced service.
ServiceName string `json:"serviceName" protobuf:"bytes,1,opt,name=serviceName"`
// Specifies the port of the referenced service.
ServicePort intstr.IntOrString `json:"servicePort" protobuf:"bytes,2,opt,name=servicePort"`
}
// +genclient=true
// ReplicaSet represents the configuration of a ReplicaSet.
type ReplicaSet struct {
metav1.TypeMeta `json:",inline"`
// If the Labels of a ReplicaSet are empty, they are defaulted to
// be the same as the Pod(s) that the ReplicaSet manages.
// Standard object's metadata. More info: http://releases.k8s.io/HEAD/docs/devel/api-conventions.md#metadata
// +optional
metav1.ObjectMeta `json:"metadata,omitempty" protobuf:"bytes,1,opt,name=metadata"`
// Spec defines the specification of the desired behavior of the ReplicaSet.
// More info: http://releases.k8s.io/HEAD/docs/devel/api-conventions.md#spec-and-status
// +optional
Spec ReplicaSetSpec `json:"spec,omitempty" protobuf:"bytes,2,opt,name=spec"`
// Status is the most recently observed status of the ReplicaSet.
// This data may be out of date by some window of time.
// Populated by the system.
// Read-only.
// More info: http://releases.k8s.io/HEAD/docs/devel/api-conventions.md#spec-and-status
// +optional
Status ReplicaSetStatus `json:"status,omitempty" protobuf:"bytes,3,opt,name=status"`
}
// ReplicaSetList is a collection of ReplicaSets.
type ReplicaSetList struct {
metav1.TypeMeta `json:",inline"`
// Standard list metadata.
// More info: http://releases.k8s.io/HEAD/docs/devel/api-conventions.md#types-kinds
// +optional
metav1.ListMeta `json:"metadata,omitempty" protobuf:"bytes,1,opt,name=metadata"`
// List of ReplicaSets.
// More info: http://kubernetes.io/docs/user-guide/replication-controller
Items []ReplicaSet `json:"items" protobuf:"bytes,2,rep,name=items"`
}
// ReplicaSetSpec is the specification of a ReplicaSet.
type ReplicaSetSpec struct {
// Replicas is the number of desired replicas.
// This is a pointer to distinguish between explicit zero and unspecified.
// Defaults to 1.
// More info: http://kubernetes.io/docs/user-guide/replication-controller#what-is-a-replication-controller
// +optional
Replicas *int32 `json:"replicas,omitempty" protobuf:"varint,1,opt,name=replicas"`
// Minimum number of seconds for which a newly created pod should be ready
// without any of its container crashing, for it to be considered available.
// Defaults to 0 (pod will be considered available as soon as it is ready)
// +optional
MinReadySeconds int32 `json:"minReadySeconds,omitempty" protobuf:"varint,4,opt,name=minReadySeconds"`
// Selector is a label query over pods that should match the replica count.
// If the selector is empty, it is defaulted to the labels present on the pod template.
// Label keys and values that must match in order to be controlled by this replica set.
// More info: http://kubernetes.io/docs/user-guide/labels#label-selectors
// +optional
Selector *metav1.LabelSelector `json:"selector,omitempty" protobuf:"bytes,2,opt,name=selector"`
// Template is the object that describes the pod that will be created if
// insufficient replicas are detected.
// More info: http://kubernetes.io/docs/user-guide/replication-controller#pod-template
// +optional
Template v1.PodTemplateSpec `json:"template,omitempty" protobuf:"bytes,3,opt,name=template"`
}
// ReplicaSetStatus represents the current status of a ReplicaSet.
type ReplicaSetStatus struct {
// Replicas is the most recently oberved number of replicas.
// More info: http://kubernetes.io/docs/user-guide/replication-controller#what-is-a-replication-controller
Replicas int32 `json:"replicas" protobuf:"varint,1,opt,name=replicas"`
// The number of pods that have labels matching the labels of the pod template of the replicaset.
// +optional
FullyLabeledReplicas int32 `json:"fullyLabeledReplicas,omitempty" protobuf:"varint,2,opt,name=fullyLabeledReplicas"`
// The number of ready replicas for this replica set.
// +optional
ReadyReplicas int32 `json:"readyReplicas,omitempty" protobuf:"varint,4,opt,name=readyReplicas"`
// The number of available replicas (ready for at least minReadySeconds) for this replica set.
// +optional
AvailableReplicas int32 `json:"availableReplicas,omitempty" protobuf:"varint,5,opt,name=availableReplicas"`
// ObservedGeneration reflects the generation of the most recently observed ReplicaSet.
// +optional
ObservedGeneration int64 `json:"observedGeneration,omitempty" protobuf:"varint,3,opt,name=observedGeneration"`
// Represents the latest available observations of a replica set's current state.
// +optional
Conditions []ReplicaSetCondition `json:"conditions,omitempty" patchStrategy:"merge" patchMergeKey:"type" protobuf:"bytes,6,rep,name=conditions"`
}
type ReplicaSetConditionType string
// These are valid conditions of a replica set.
const (
// ReplicaSetReplicaFailure is added in a replica set when one of its pods fails to be created
// due to insufficient quota, limit ranges, pod security policy, node selectors, etc. or deleted
// due to kubelet being down or finalizers are failing.
ReplicaSetReplicaFailure ReplicaSetConditionType = "ReplicaFailure"
)
// ReplicaSetCondition describes the state of a replica set at a certain point.
type ReplicaSetCondition struct {
// Type of replica set condition.
Type ReplicaSetConditionType `json:"type" protobuf:"bytes,1,opt,name=type,casttype=ReplicaSetConditionType"`
// Status of the condition, one of True, False, Unknown.
Status v1.ConditionStatus `json:"status" protobuf:"bytes,2,opt,name=status,casttype=k8s.io/kubernetes/pkg/api/v1.ConditionStatus"`
// The last time the condition transitioned from one status to another.
// +optional
LastTransitionTime metav1.Time `json:"lastTransitionTime,omitempty" protobuf:"bytes,3,opt,name=lastTransitionTime"`
// The reason for the condition's last transition.
// +optional
Reason string `json:"reason,omitempty" protobuf:"bytes,4,opt,name=reason"`
// A human readable message indicating details about the transition.
// +optional
Message string `json:"message,omitempty" protobuf:"bytes,5,opt,name=message"`
}
// +genclient=true
// +nonNamespaced=true
// Pod Security Policy governs the ability to make requests that affect the Security Context
// that will be applied to a pod and container.
type PodSecurityPolicy struct {
metav1.TypeMeta `json:",inline"`
// Standard object's metadata.
// More info: http://releases.k8s.io/HEAD/docs/devel/api-conventions.md#metadata
// +optional
metav1.ObjectMeta `json:"metadata,omitempty" protobuf:"bytes,1,opt,name=metadata"`
// spec defines the policy enforced.
// +optional
Spec PodSecurityPolicySpec `json:"spec,omitempty" protobuf:"bytes,2,opt,name=spec"`
}
// Pod Security Policy Spec defines the policy enforced.
type PodSecurityPolicySpec struct {
// privileged determines if a pod can request to be run as privileged.
// +optional
Privileged bool `json:"privileged,omitempty" protobuf:"varint,1,opt,name=privileged"`
// DefaultAddCapabilities is the default set of capabilities that will be added to the container
// unless the pod spec specifically drops the capability. You may not list a capabiility in both
// DefaultAddCapabilities and RequiredDropCapabilities.
// +optional
DefaultAddCapabilities []v1.Capability `json:"defaultAddCapabilities,omitempty" protobuf:"bytes,2,rep,name=defaultAddCapabilities,casttype=k8s.io/kubernetes/pkg/api/v1.Capability"`
// RequiredDropCapabilities are the capabilities that will be dropped from the container. These
// are required to be dropped and cannot be added.
// +optional
RequiredDropCapabilities []v1.Capability `json:"requiredDropCapabilities,omitempty" protobuf:"bytes,3,rep,name=requiredDropCapabilities,casttype=k8s.io/kubernetes/pkg/api/v1.Capability"`
// AllowedCapabilities is a list of capabilities that can be requested to add to the container.
// Capabilities in this field may be added at the pod author's discretion.
// You must not list a capability in both AllowedCapabilities and RequiredDropCapabilities.
// +optional
AllowedCapabilities []v1.Capability `json:"allowedCapabilities,omitempty" protobuf:"bytes,4,rep,name=allowedCapabilities,casttype=k8s.io/kubernetes/pkg/api/v1.Capability"`
// volumes is a white list of allowed volume plugins. Empty indicates that all plugins
// may be used.
// +optional
Volumes []FSType `json:"volumes,omitempty" protobuf:"bytes,5,rep,name=volumes,casttype=FSType"`
// hostNetwork determines if the policy allows the use of HostNetwork in the pod spec.
// +optional
HostNetwork bool `json:"hostNetwork,omitempty" protobuf:"varint,6,opt,name=hostNetwork"`
// hostPorts determines which host port ranges are allowed to be exposed.
// +optional
HostPorts []HostPortRange `json:"hostPorts,omitempty" protobuf:"bytes,7,rep,name=hostPorts"`
// hostPID determines if the policy allows the use of HostPID in the pod spec.
// +optional
HostPID bool `json:"hostPID,omitempty" protobuf:"varint,8,opt,name=hostPID"`
// hostIPC determines if the policy allows the use of HostIPC in the pod spec.
// +optional
HostIPC bool `json:"hostIPC,omitempty" protobuf:"varint,9,opt,name=hostIPC"`
// seLinux is the strategy that will dictate the allowable labels that may be set.
SELinux SELinuxStrategyOptions `json:"seLinux" protobuf:"bytes,10,opt,name=seLinux"`
// runAsUser is the strategy that will dictate the allowable RunAsUser values that may be set.
RunAsUser RunAsUserStrategyOptions `json:"runAsUser" protobuf:"bytes,11,opt,name=runAsUser"`
// SupplementalGroups is the strategy that will dictate what supplemental groups are used by the SecurityContext.
SupplementalGroups SupplementalGroupsStrategyOptions `json:"supplementalGroups" protobuf:"bytes,12,opt,name=supplementalGroups"`
// FSGroup is the strategy that will dictate what fs group is used by the SecurityContext.
FSGroup FSGroupStrategyOptions `json:"fsGroup" protobuf:"bytes,13,opt,name=fsGroup"`
// ReadOnlyRootFilesystem when set to true will force containers to run with a read only root file
// system. If the container specifically requests to run with a non-read only root file system
// the PSP should deny the pod.
// If set to false the container may run with a read only root file system if it wishes but it
// will not be forced to.
// +optional
ReadOnlyRootFilesystem bool `json:"readOnlyRootFilesystem,omitempty" protobuf:"varint,14,opt,name=readOnlyRootFilesystem"`
}
// FS Type gives strong typing to different file systems that are used by volumes.
type FSType string
var (
AzureFile FSType = "azureFile"
Flocker FSType = "flocker"
FlexVolume FSType = "flexVolume"
HostPath FSType = "hostPath"
EmptyDir FSType = "emptyDir"
GCEPersistentDisk FSType = "gcePersistentDisk"
AWSElasticBlockStore FSType = "awsElasticBlockStore"
GitRepo FSType = "gitRepo"
Secret FSType = "secret"
NFS FSType = "nfs"
ISCSI FSType = "iscsi"
Glusterfs FSType = "glusterfs"
PersistentVolumeClaim FSType = "persistentVolumeClaim"
RBD FSType = "rbd"
Cinder FSType = "cinder"