| /* |
| Copyright 2016 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 apps |
| |
| import ( |
| metav1 "k8s.io/apimachinery/pkg/apis/meta/v1" |
| "k8s.io/apimachinery/pkg/runtime" |
| "k8s.io/apimachinery/pkg/util/intstr" |
| api "k8s.io/kubernetes/pkg/apis/core" |
| ) |
| |
| // +genclient |
| // +k8s:deepcopy-gen:interfaces=k8s.io/apimachinery/pkg/runtime.Object |
| |
| // StatefulSet represents a set of pods with consistent identities. |
| // Identities are defined as: |
| // - Network: A single stable DNS and hostname. |
| // - Storage: As many VolumeClaims as requested. |
| // The StatefulSet guarantees that a given network identity will always |
| // map to the same storage identity. |
| type StatefulSet struct { |
| metav1.TypeMeta |
| // +optional |
| metav1.ObjectMeta |
| |
| // Spec defines the desired identities of pods in this set. |
| // +optional |
| Spec StatefulSetSpec |
| |
| // Status is the current status of Pods in this StatefulSet. This data |
| // may be out of date by some window of time. |
| // +optional |
| Status StatefulSetStatus |
| } |
| |
| // PodManagementPolicyType defines the policy for creating pods under a stateful set. |
| type PodManagementPolicyType string |
| |
| const ( |
| // OrderedReadyPodManagement will create pods in strictly increasing order on |
| // scale up and strictly decreasing order on scale down, progressing only when |
| // the previous pod is ready or terminated. At most one pod will be changed |
| // at any time. |
| OrderedReadyPodManagement PodManagementPolicyType = "OrderedReady" |
| // ParallelPodManagement will create and delete pods as soon as the stateful set |
| // replica count is changed, and will not wait for pods to be ready or complete |
| // termination. |
| ParallelPodManagement = "Parallel" |
| ) |
| |
| // StatefulSetUpdateStrategy indicates the strategy that the StatefulSet |
| // controller will use to perform updates. It includes any additional parameters |
| // necessary to perform the update for the indicated strategy. |
| type StatefulSetUpdateStrategy struct { |
| // Type indicates the type of the StatefulSetUpdateStrategy. |
| Type StatefulSetUpdateStrategyType |
| // RollingUpdate is used to communicate parameters when Type is RollingUpdateStatefulSetStrategyType. |
| RollingUpdate *RollingUpdateStatefulSetStrategy |
| } |
| |
| // StatefulSetUpdateStrategyType is a string enumeration type that enumerates |
| // all possible update strategies for the StatefulSet controller. |
| type StatefulSetUpdateStrategyType string |
| |
| const ( |
| // RollingUpdateStatefulSetStrategyType indicates that update will be |
| // applied to all Pods in the StatefulSet with respect to the StatefulSet |
| // ordering constraints. When a scale operation is performed with this |
| // strategy, new Pods will be created from the specification version indicated |
| // by the StatefulSet's updateRevision. |
| RollingUpdateStatefulSetStrategyType = "RollingUpdate" |
| // OnDeleteStatefulSetStrategyType triggers the legacy behavior. Version |
| // tracking and ordered rolling restarts are disabled. Pods are recreated |
| // from the StatefulSetSpec when they are manually deleted. When a scale |
| // operation is performed with this strategy,specification version indicated |
| // by the StatefulSet's currentRevision. |
| OnDeleteStatefulSetStrategyType = "OnDelete" |
| ) |
| |
| // RollingUpdateStatefulSetStrategy is used to communicate parameter for RollingUpdateStatefulSetStrategyType. |
| type RollingUpdateStatefulSetStrategy struct { |
| // Partition indicates the ordinal at which the StatefulSet should be |
| // partitioned. |
| Partition int32 |
| } |
| |
| // A StatefulSetSpec is the specification of a StatefulSet. |
| type StatefulSetSpec struct { |
| // Replicas is the desired number of replicas of the given Template. |
| // These are replicas in the sense that they are instantiations of the |
| // same Template, but individual replicas also have a consistent identity. |
| // If unspecified, defaults to 1. |
| // TODO: Consider a rename of this field. |
| // +optional |
| Replicas int32 |
| |
| // Selector is a label query over pods that should match the replica count. |
| // If empty, defaulted to labels on the pod template. |
| // More info: https://kubernetes.io/docs/concepts/overview/working-with-objects/labels/#label-selectors |
| // +optional |
| Selector *metav1.LabelSelector |
| |
| // Template is the object that describes the pod that will be created if |
| // insufficient replicas are detected. Each pod stamped out by the StatefulSet |
| // will fulfill this Template, but have a unique identity from the rest |
| // of the StatefulSet. |
| Template api.PodTemplateSpec |
| |
| // VolumeClaimTemplates is a list of claims that pods are allowed to reference. |
| // The StatefulSet controller is responsible for mapping network identities to |
| // claims in a way that maintains the identity of a pod. Every claim in |
| // this list must have at least one matching (by name) volumeMount in one |
| // container in the template. A claim in this list takes precedence over |
| // any volumes in the template, with the same name. |
| // TODO: Define the behavior if a claim already exists with the same name. |
| // +optional |
| VolumeClaimTemplates []api.PersistentVolumeClaim |
| |
| // ServiceName is the name of the service that governs this StatefulSet. |
| // This service must exist before the StatefulSet, and is responsible for |
| // the network identity of the set. Pods get DNS/hostnames that follow the |
| // pattern: pod-specific-string.serviceName.default.svc.cluster.local |
| // where "pod-specific-string" is managed by the StatefulSet controller. |
| ServiceName string |
| |
| // PodManagementPolicy controls how pods are created during initial scale up, |
| // when replacing pods on nodes, or when scaling down. The default policy is |
| // `OrderedReady`, where pods are created in increasing order (pod-0, then |
| // pod-1, etc) and the controller will wait until each pod is ready before |
| // continuing. When scaling down, the pods are removed in the opposite order. |
| // The alternative policy is `Parallel` which will create pods in parallel |
| // to match the desired scale without waiting, and on scale down will delete |
| // all pods at once. |
| // +optional |
| PodManagementPolicy PodManagementPolicyType |
| |
| // updateStrategy indicates the StatefulSetUpdateStrategy that will be |
| // employed to update Pods in the StatefulSet when a revision is made to |
| // Template. |
| UpdateStrategy StatefulSetUpdateStrategy |
| |
| // revisionHistoryLimit is the maximum number of revisions that will |
| // be maintained in the StatefulSet's revision history. The revision history |
| // consists of all revisions not represented by a currently applied |
| // StatefulSetSpec version. The default value is 10. |
| RevisionHistoryLimit *int32 |
| } |
| |
| // StatefulSetStatus represents the current state of a StatefulSet. |
| type StatefulSetStatus struct { |
| // observedGeneration is the most recent generation observed for this StatefulSet. It corresponds to the |
| // StatefulSet's generation, which is updated on mutation by the API Server. |
| // +optional |
| ObservedGeneration *int64 |
| |
| // replicas is the number of Pods created by the StatefulSet controller. |
| Replicas int32 |
| |
| // readyReplicas is the number of Pods created by the StatefulSet controller that have a Ready Condition. |
| ReadyReplicas int32 |
| |
| // currentReplicas is the number of Pods created by the StatefulSet controller from the StatefulSet version |
| // indicated by currentRevision. |
| CurrentReplicas int32 |
| |
| // updatedReplicas is the number of Pods created by the StatefulSet controller from the StatefulSet version |
| // indicated by updateRevision. |
| UpdatedReplicas int32 |
| |
| // currentRevision, if not empty, indicates the version of the StatefulSet used to generate Pods in the |
| // sequence [0,currentReplicas). |
| CurrentRevision string |
| |
| // updateRevision, if not empty, indicates the version of the StatefulSet used to generate Pods in the sequence |
| // [replicas-updatedReplicas,replicas) |
| UpdateRevision string |
| |
| // collisionCount is the count of hash collisions for the StatefulSet. The StatefulSet controller |
| // uses this field as a collision avoidance mechanism when it needs to create the name for the |
| // newest ControllerRevision. |
| // +optional |
| CollisionCount *int32 |
| |
| // Represents the latest available observations of a statefulset's current state. |
| Conditions []StatefulSetCondition |
| } |
| |
| type StatefulSetConditionType string |
| |
| // TODO: Add valid condition types for Statefulsets. |
| |
| // StatefulSetCondition describes the state of a statefulset at a certain point. |
| type StatefulSetCondition struct { |
| // Type of statefulset condition. |
| Type StatefulSetConditionType |
| // Status of the condition, one of True, False, Unknown. |
| Status api.ConditionStatus |
| // The last time this condition was updated. |
| LastTransitionTime metav1.Time |
| // The reason for the condition's last transition. |
| Reason string |
| // A human readable message indicating details about the transition. |
| Message string |
| } |
| |
| // +k8s:deepcopy-gen:interfaces=k8s.io/apimachinery/pkg/runtime.Object |
| |
| // StatefulSetList is a collection of StatefulSets. |
| type StatefulSetList struct { |
| metav1.TypeMeta |
| // +optional |
| metav1.ListMeta |
| Items []StatefulSet |
| } |
| |
| // +genclient |
| // +k8s:deepcopy-gen:interfaces=k8s.io/apimachinery/pkg/runtime.Object |
| |
| // ControllerRevision implements an immutable snapshot of state data. Clients |
| // are responsible for serializing and deserializing the objects that contain |
| // their internal state. |
| // Once a ControllerRevision has been successfully created, it can not be updated. |
| // The API Server will fail validation of all requests that attempt to mutate |
| // the Data field. ControllerRevisions may, however, be deleted. |
| type ControllerRevision struct { |
| metav1.TypeMeta |
| // Standard object's metadata. |
| // More info: https://git.k8s.io/community/contributors/devel/api-conventions.md#metadata |
| // +optional |
| metav1.ObjectMeta |
| |
| // Data is the Object representing the state. |
| Data runtime.Object |
| |
| // Revision indicates the revision of the state represented by Data. |
| Revision int64 |
| } |
| |
| // +k8s:deepcopy-gen:interfaces=k8s.io/apimachinery/pkg/runtime.Object |
| |
| // ControllerRevisionList is a resource containing a list of ControllerRevision objects. |
| type ControllerRevisionList struct { |
| metav1.TypeMeta |
| // +optional |
| metav1.ListMeta |
| |
| // Items is the list of ControllerRevision objects. |
| Items []ControllerRevision |
| } |
| |
| // +genclient |
| // +k8s:deepcopy-gen:interfaces=k8s.io/apimachinery/pkg/runtime.Object |
| |
| type Deployment struct { |
| metav1.TypeMeta |
| // +optional |
| metav1.ObjectMeta |
| |
| // Specification of the desired behavior of the Deployment. |
| // +optional |
| Spec DeploymentSpec |
| |
| // Most recently observed status of the Deployment. |
| // +optional |
| Status DeploymentStatus |
| } |
| |
| 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 |
| |
| // Label selector for pods. Existing ReplicaSets whose pods are |
| // selected by this will be the ones affected by this deployment. |
| // +optional |
| Selector *metav1.LabelSelector |
| |
| // Template describes the pods that will be created. |
| Template api.PodTemplateSpec |
| |
| // The deployment strategy to use to replace existing pods with new ones. |
| // +optional |
| Strategy DeploymentStrategy |
| |
| // 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 |
| |
| // The number of old ReplicaSets to retain to allow rollback. |
| // This is a pointer to distinguish between explicit zero and not specified. |
| // This is set to the max value of int32 (i.e. 2147483647) by default, which means |
| // "retaining all old ReplicaSets". |
| // +optional |
| RevisionHistoryLimit *int32 |
| |
| // Indicates that the deployment is paused and will not be processed by the |
| // deployment controller. |
| // +optional |
| Paused bool |
| |
| // DEPRECATED. |
| // The config this deployment is rolling back to. Will be cleared after rollback is done. |
| // +optional |
| RollbackTo *RollbackConfig |
| |
| // 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. Note that progress will |
| // not be estimated during the time a deployment is paused. This is set to |
| // the max value of int32 (i.e. 2147483647) by default, which means "no deadline". |
| // +optional |
| ProgressDeadlineSeconds *int32 |
| } |
| |
| // +k8s:deepcopy-gen:interfaces=k8s.io/apimachinery/pkg/runtime.Object |
| |
| // DEPRECATED. |
| // DeploymentRollback stores the information required to rollback a deployment. |
| type DeploymentRollback struct { |
| metav1.TypeMeta |
| // Required: This must match the Name of a deployment. |
| Name string |
| // The annotations to be updated to a deployment |
| // +optional |
| UpdatedAnnotations map[string]string |
| // The config of this deployment rollback. |
| RollbackTo RollbackConfig |
| } |
| |
| // DEPRECATED. |
| type RollbackConfig struct { |
| // The revision to rollback to. If set to 0, rollback to the last revision. |
| // +optional |
| Revision int64 |
| } |
| |
| 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" |
| ) |
| |
| type DeploymentStrategy struct { |
| // Type of deployment. Can be "Recreate" or "RollingUpdate". Default is RollingUpdate. |
| // +optional |
| Type 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 |
| } |
| |
| 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 total pods at the start of update (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 by 30% |
| // 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 at least 70% of original number of pods are available at all times |
| // during the update. |
| // +optional |
| MaxUnavailable intstr.IntOrString |
| |
| // The maximum number of pods that can be scheduled above the original number of |
| // pods. |
| // Value can be an absolute number (ex: 5) or a percentage of total pods at |
| // the start of the update (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 by 30% |
| // immediately when the rolling update starts. 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 original pods. |
| // +optional |
| MaxSurge intstr.IntOrString |
| } |
| |
| type DeploymentStatus struct { |
| // The generation observed by the deployment controller. |
| // +optional |
| ObservedGeneration int64 |
| |
| // Total number of non-terminated pods targeted by this deployment (their labels match the selector). |
| // +optional |
| Replicas int32 |
| |
| // Total number of non-terminated pods targeted by this deployment that have the desired template spec. |
| // +optional |
| UpdatedReplicas int32 |
| |
| // Total number of ready pods targeted by this deployment. |
| // +optional |
| ReadyReplicas int32 |
| |
| // Total number of available pods (ready for at least minReadySeconds) targeted by this deployment. |
| // +optional |
| AvailableReplicas int32 |
| |
| // Total number of unavailable pods targeted by this deployment. This is the total number of |
| // pods that are still required for the deployment to have 100% available capacity. They may |
| // either be pods that are running but not yet available or pods that still have not been created. |
| // +optional |
| UnavailableReplicas int32 |
| |
| // Represents the latest available observations of a deployment's current state. |
| Conditions []DeploymentCondition |
| |
| // Count of hash collisions for the Deployment. The Deployment controller uses this |
| // field as a collision avoidance mechanism when it needs to create the name for the |
| // newest ReplicaSet. |
| // +optional |
| CollisionCount *int32 |
| } |
| |
| 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 |
| // Status of the condition, one of True, False, Unknown. |
| Status api.ConditionStatus |
| // The last time this condition was updated. |
| LastUpdateTime metav1.Time |
| // Last time the condition transitioned from one status to another. |
| LastTransitionTime metav1.Time |
| // The reason for the condition's last transition. |
| Reason string |
| // A human readable message indicating details about the transition. |
| Message string |
| } |
| |
| // +k8s:deepcopy-gen:interfaces=k8s.io/apimachinery/pkg/runtime.Object |
| |
| type DeploymentList struct { |
| metav1.TypeMeta |
| // +optional |
| metav1.ListMeta |
| |
| // Items is the list of deployments. |
| Items []Deployment |
| } |
| |
| type DaemonSetUpdateStrategy struct { |
| // Type of daemon set update. Can be "RollingUpdate" or "OnDelete". |
| // Default is OnDelete. |
| // +optional |
| Type DaemonSetUpdateStrategyType |
| |
| // Rolling update config params. Present only if type = "RollingUpdate". |
| //--- |
| // TODO: Update this to follow our convention for oneOf, whatever we decide it |
| // to be. Same as Deployment `strategy.rollingUpdate`. |
| // See https://github.com/kubernetes/kubernetes/issues/35345 |
| // +optional |
| RollingUpdate *RollingUpdateDaemonSet |
| } |
| |
| 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" |
| |
| // Replace the old daemons only when it's killed |
| OnDeleteDaemonSetStrategyType DaemonSetUpdateStrategyType = "OnDelete" |
| ) |
| |
| // 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%, at most 30% of the total number of nodes |
| // that should be running the daemon pod (i.e. status.desiredNumberScheduled) |
| // can have their pods stopped for an update at any given |
| // time. The update starts by stopping at most 30% of those DaemonSet pods |
| // and then brings up new DaemonSet pods in their place. Once the new pods |
| // are available, 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 |
| } |
| |
| // DaemonSetSpec is the specification of a daemon set. |
| type DaemonSetSpec struct { |
| // 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: https://kubernetes.io/docs/concepts/overview/working-with-objects/labels/#label-selectors |
| // +optional |
| Selector *metav1.LabelSelector |
| |
| // An 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: https://kubernetes.io/docs/concepts/workloads/controllers/replicationcontroller#pod-template |
| Template api.PodTemplateSpec |
| |
| // An update strategy to replace existing DaemonSet pods with new pods. |
| // +optional |
| UpdateStrategy DaemonSetUpdateStrategy |
| |
| // The 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 |
| |
| // DEPRECATED. |
| // A sequence number representing a specific generation of the template. |
| // Populated by the system. It can be set only during the creation. |
| // +optional |
| TemplateGeneration int64 |
| |
| // The number of old history to retain to allow rollback. |
| // This is a pointer to distinguish between explicit zero and not specified. |
| // Defaults to 10. |
| // +optional |
| RevisionHistoryLimit *int32 |
| } |
| |
| // DaemonSetStatus represents the current status of a daemon set. |
| type DaemonSetStatus struct { |
| // The number of nodes that are running at least 1 |
| // daemon pod and are supposed to run the daemon pod. |
| CurrentNumberScheduled int32 |
| |
| // The number of nodes that are running the daemon pod, but are |
| // not supposed to run the daemon pod. |
| NumberMisscheduled int32 |
| |
| // The total number of nodes that should be running the daemon |
| // pod (including nodes correctly running the daemon pod). |
| DesiredNumberScheduled int32 |
| |
| // 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 |
| |
| // The most recent generation observed by the daemon set controller. |
| // +optional |
| ObservedGeneration int64 |
| |
| // The total number of nodes that are running updated daemon pod |
| // +optional |
| UpdatedNumberScheduled int32 |
| |
| // The number of nodes that should be running the |
| // daemon pod and have one or more of the daemon pod running and |
| // available (ready for at least spec.minReadySeconds) |
| // +optional |
| NumberAvailable int32 |
| |
| // The number of nodes that should be running the |
| // daemon pod and have none of the daemon pod running and available |
| // (ready for at least spec.minReadySeconds) |
| // +optional |
| NumberUnavailable int32 |
| |
| // Count of hash collisions for the DaemonSet. The DaemonSet controller |
| // uses this field as a collision avoidance mechanism when it needs to |
| // create the name for the newest ControllerRevision. |
| // +optional |
| CollisionCount *int32 |
| |
| // Represents the latest available observations of a DaemonSet's current state. |
| Conditions []DaemonSetCondition |
| } |
| |
| type DaemonSetConditionType string |
| |
| // TODO: Add valid condition types of a DaemonSet. |
| |
| // DaemonSetCondition describes the state of a DaemonSet at a certain point. |
| type DaemonSetCondition struct { |
| // Type of DaemonSet condition. |
| Type DaemonSetConditionType |
| // Status of the condition, one of True, False, Unknown. |
| Status api.ConditionStatus |
| // Last time the condition transitioned from one status to another. |
| LastTransitionTime metav1.Time |
| // The reason for the condition's last transition. |
| Reason string |
| // A human readable message indicating details about the transition. |
| Message string |
| } |
| |
| // +genclient |
| // +k8s:deepcopy-gen:interfaces=k8s.io/apimachinery/pkg/runtime.Object |
| |
| // DaemonSet represents the configuration of a daemon set. |
| type DaemonSet struct { |
| metav1.TypeMeta |
| // Standard object's metadata. |
| // More info: https://git.k8s.io/community/contributors/devel/api-conventions.md#metadata |
| // +optional |
| metav1.ObjectMeta |
| |
| // The desired behavior of this daemon set. |
| // More info: https://git.k8s.io/community/contributors/devel/api-conventions.md#spec-and-status |
| // +optional |
| Spec DaemonSetSpec |
| |
| // 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: https://git.k8s.io/community/contributors/devel/api-conventions.md#spec-and-status |
| // +optional |
| Status DaemonSetStatus |
| } |
| |
| const ( |
| // DEPRECATED: DefaultDaemonSetUniqueLabelKey is used instead. |
| // DaemonSetTemplateGenerationKey is the key of the labels that is added |
| // to daemon set pods to distinguish between old and new pod templates |
| // during DaemonSet template update. |
| DaemonSetTemplateGenerationKey string = "pod-template-generation" |
| ) |
| |
| // +k8s:deepcopy-gen:interfaces=k8s.io/apimachinery/pkg/runtime.Object |
| |
| // DaemonSetList is a collection of daemon sets. |
| type DaemonSetList struct { |
| metav1.TypeMeta |
| // Standard list metadata. |
| // More info: https://git.k8s.io/community/contributors/devel/api-conventions.md#metadata |
| // +optional |
| metav1.ListMeta |
| |
| // A list of daemon sets. |
| Items []DaemonSet |
| } |
| |
| // +genclient |
| // +k8s:deepcopy-gen:interfaces=k8s.io/apimachinery/pkg/runtime.Object |
| |
| // ReplicaSet ensures that a specified number of pod replicas are running at any given time. |
| type ReplicaSet struct { |
| metav1.TypeMeta |
| // +optional |
| metav1.ObjectMeta |
| |
| // Spec defines the desired behavior of this ReplicaSet. |
| // +optional |
| Spec ReplicaSetSpec |
| |
| // Status is the current status of this ReplicaSet. This data may be |
| // out of date by some window of time. |
| // +optional |
| Status ReplicaSetStatus |
| } |
| |
| // +k8s:deepcopy-gen:interfaces=k8s.io/apimachinery/pkg/runtime.Object |
| |
| // ReplicaSetList is a collection of ReplicaSets. |
| type ReplicaSetList struct { |
| metav1.TypeMeta |
| // +optional |
| metav1.ListMeta |
| |
| Items []ReplicaSet |
| } |
| |
| // ReplicaSetSpec is the specification of a ReplicaSet. |
| // As the internal representation of a ReplicaSet, it must have |
| // a Template set. |
| type ReplicaSetSpec struct { |
| // Replicas is the number of desired replicas. |
| Replicas int32 |
| |
| // 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 |
| |
| // Selector is a label query over pods that should match the replica count. |
| // Must match in order to be controlled. |
| // If empty, defaulted to labels on pod template. |
| // More info: https://kubernetes.io/docs/concepts/overview/working-with-objects/labels/#label-selectors |
| // +optional |
| Selector *metav1.LabelSelector |
| |
| // Template is the object that describes the pod that will be created if |
| // insufficient replicas are detected. |
| // +optional |
| Template api.PodTemplateSpec |
| } |
| |
| // ReplicaSetStatus represents the current status of a ReplicaSet. |
| type ReplicaSetStatus struct { |
| // Replicas is the number of actual replicas. |
| Replicas int32 |
| |
| // The number of pods that have labels matching the labels of the pod template of the replicaset. |
| // +optional |
| FullyLabeledReplicas int32 |
| |
| // The number of ready replicas for this replica set. |
| // +optional |
| ReadyReplicas int32 |
| |
| // The number of available replicas (ready for at least minReadySeconds) for this replica set. |
| // +optional |
| AvailableReplicas int32 |
| |
| // ObservedGeneration is the most recent generation observed by the controller. |
| // +optional |
| ObservedGeneration int64 |
| |
| // Represents the latest available observations of a replica set's current state. |
| // +optional |
| Conditions []ReplicaSetCondition |
| } |
| |
| 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 |
| // Status of the condition, one of True, False, Unknown. |
| Status api.ConditionStatus |
| // The last time the condition transitioned from one status to another. |
| // +optional |
| LastTransitionTime metav1.Time |
| // The reason for the condition's last transition. |
| // +optional |
| Reason string |
| // A human readable message indicating details about the transition. |
| // +optional |
| Message string |
| } |