v1

package
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 Go to latest Published: Oct 26, 2017 License: Apache-2.0 Imports: 3 Imported by: 0

Documentation

Overview

Package v1 is the v1 version of the API. +groupName=ark.heptio.com

Index

Constants

View Source 
const (
	// DefaultNamespace is the Kubernetes namespace that is used by default for
	// the Ark server and API objects.
	DefaultNamespace = "heptio-ark"

	// ResourcesDir is a top-level directory expected in backups which contains sub-directories
	// for each resource type in the backup.
	ResourcesDir = "resources"

	// RestoreLabelKey is the label key that's applied to all resources that
	// are created during a restore. This is applied for ease of identification
	// of restored resources. The value will be the restore's name.
	RestoreLabelKey = "ark-restore"

	// ClusterScopedDir is the name of the directory containing cluster-scoped
	// resources within an Ark backup.
	ClusterScopedDir = "cluster"

	// NamespaceScopedDir is the name of the directory containing namespace-scoped
	// resource within an Ark backup.
	NamespaceScopedDir = "namespaces"
)
View Source 
const GroupName = "ark.heptio.com"

GroupName is the group name for the Ark API

Variables

View Source 
var (
	// SchemeBuilder collects the scheme builder functions for the Ark API
	SchemeBuilder = runtime.NewSchemeBuilder(addKnownTypes)

	// AddToScheme applies the SchemeBuilder functions to a specified scheme
	AddToScheme = SchemeBuilder.AddToScheme
)
View Source 
var SchemeGroupVersion = schema.GroupVersion{Group: GroupName, Version: "v1"}

SchemeGroupVersion is the GroupVersion for the Ark API

Functions

func Resource 

func Resource(resource string) schema.GroupResource

Resource gets an Ark GroupResource for a specified resource

Types

type AWSConfig 

type AWSConfig struct {
	Region           string `json:"region"`
	DisableSSL       bool   `json:"disableSSL"`
	S3ForcePathStyle bool   `json:"s3ForcePathStyle"`
	S3Url            string `json:"s3Url"`
	KMSKeyID         string `json:"kmsKeyId"`
}

AWSConfig is configuration information for connecting to AWS.

type AzureConfig 

type AzureConfig struct {
	Location   string          `json:"location"`
	APITimeout metav1.Duration `json:"apiTimeout"`
}

AzureConfig is configuration information for connecting to Azure.

type Backup 

type Backup struct {
	metav1.TypeMeta   `json:",inline"`
	metav1.ObjectMeta `json:"metadata"`

	Spec   BackupSpec   `json:"spec"`
	Status BackupStatus `json:"status,omitempty"`
}

Backup is an Ark resource that respresents the capture of Kubernetes cluster state at a point in time (API objects and associated volume state).

type BackupHooks added in v0.5.0 

type BackupHooks struct {
	// Resources are hooks that should be executed when backing up individual instances of a resource.
	Resources []BackupResourceHookSpec `json:"resources"`
}

BackupHooks contains custom behaviors that should be executed at different phases of the backup.

type BackupList 

type BackupList struct {
	metav1.TypeMeta `json:",inline"`
	metav1.ListMeta `json:"metadata"`
	Items           []Backup `json:"items"`
}

BackupList is a list of Backups.

type BackupPhase 

type BackupPhase string

BackupPhase is a string representation of the lifecycle phase of an Ark backup. 

const (
	// BackupPhaseNew means the backup has been created but not
	// yet processed by the BackupController.
	BackupPhaseNew BackupPhase = "New"

	// BackupPhaseFailedValidation means the backup has failed
	// the controller's validations and therefore will not run.
	BackupPhaseFailedValidation BackupPhase = "FailedValidation"

	// BackupPhaseInProgress means the backup is currently executing.
	BackupPhaseInProgress BackupPhase = "InProgress"

	// BackupPhaseCompleted means the backup has run successfully without
	// errors.
	BackupPhaseCompleted BackupPhase = "Completed"

	// BackupPhaseFailed mean the backup ran but encountered an error that
	// prevented it from completing successfully.
	BackupPhaseFailed BackupPhase = "Failed"
)

type BackupResourceHook added in v0.5.0 

type BackupResourceHook struct {
	// Exec defines an exec hook.
	Exec *ExecHook `json:"exec"`
}

BackupResourceHook defines a hook for a resource.

type BackupResourceHookSpec added in v0.5.0 

type BackupResourceHookSpec struct {
	// Name is the name of this hook.
	Name string `json:"name"`
	// IncludedNamespaces specifies the namespaces to which this hook spec applies. If empty, it applies
	// to all namespaces.
	IncludedNamespaces []string `json:"includedNamespaces"`
	// ExcludedNamespaces specifies the namespaces to which this hook spec does not apply.
	ExcludedNamespaces []string `json:"excludedNamespaces"`
	// IncludedResources specifies the resources to which this hook spec applies. If empty, it applies
	// to all resources.
	IncludedResources []string `json:"includedResources"`
	// ExcludedResources specifies the resources to which this hook spec does not apply.
	ExcludedResources []string `json:"excludedResources"`
	// LabelSelector, if specified, filters the resources to which this hook spec applies.
	LabelSelector *metav1.LabelSelector `json:"labelSelector"`
	// Hooks is a list of BackupResourceHooks to execute.
	Hooks []BackupResourceHook `json:"hooks"`
}

BackupResourceHookSpec defines one or more BackupResourceHooks that should be executed based on the rules defined for namespaces, resources, and label selector.

type BackupSpec 

type BackupSpec struct {
	// IncludedNamespaces is a slice of namespace names to include objects
	// from. If empty, all namespaces are included.
	IncludedNamespaces []string `json:"includedNamespaces"`

	// ExcludedNamespaces contains a list of namespaces that are not
	// included in the backup.
	ExcludedNamespaces []string `json:"excludedNamespaces"`

	// IncludedResources is a slice of resource names to include
	// in the backup. If empty, all resources are included.
	IncludedResources []string `json:"includedResources"`

	// ExcludedResources is a slice of resource names that are not
	// included in the backup.
	ExcludedResources []string `json:"excludedResources"`

	// LabelSelector is a metav1.LabelSelector to filter with
	// when adding individual objects to the backup. If empty
	// or nil, all objects are included. Optional.
	LabelSelector *metav1.LabelSelector `json:"labelSelector"`

	// SnapshotVolumes specifies whether to take cloud snapshots
	// of any PV's referenced in the set of objects included
	// in the Backup.
	SnapshotVolumes *bool `json:"snapshotVolumes"`

	// TTL is a time.Duration-parseable string describing how long
	// the Backup should be retained for.
	TTL metav1.Duration `json:"ttl"`

	// IncludeClusterResources specifies whether cluster-scoped resources
	// should be included for consideration in the backup.
	IncludeClusterResources *bool `json:"includeClusterResources"`

	// Hooks represent custom behaviors that should be executed at different phases of the backup.
	Hooks BackupHooks `json:"hooks"`
}

BackupSpec defines the specification for an Ark backup.

type BackupStatus 

type BackupStatus struct {
	// Version is the backup format version.
	Version int `json:"version"`

	// Expiration is when this Backup is eligible for garbage-collection.
	Expiration metav1.Time `json:"expiration"`

	// Phase is the current state of the Backup.
	Phase BackupPhase `json:"phase"`

	// VolumeBackups is a map of PersistentVolume names to
	// information about the backed-up volume in the cloud
	// provider API.
	VolumeBackups map[string]*VolumeBackupInfo `json:"volumeBackups"`

	// ValidationErrors is a slice of all validation errors (if
	// applicable).
	ValidationErrors []string `json:"validationErrors"`
}

BackupStatus captures the current status of an Ark backup.

type CloudProviderConfig 

type CloudProviderConfig struct {
	// AWS is configuration information for connecting to AWS.
	AWS *AWSConfig `json:"aws"`

	// GCP is configuration information for connecting to GCP.
	GCP *GCPConfig `json:"gcp"`

	// Azure is configuration information for connecting to Azure.
	Azure *AzureConfig `json:"azure"`
}

CloudProviderConfig is configuration information about how to connect to a particular cloud. Only one of the members (AWS, GCP, Azure) may be present.

type Config 

type Config struct {
	metav1.TypeMeta   `json:",inline"`
	metav1.ObjectMeta `json:"metadata"`

	// PersistentVolumeProvider is the configuration information for the cloud where
	// the cluster is running and has PersistentVolumes to snapshot or restore. Optional.
	PersistentVolumeProvider *CloudProviderConfig `json:"persistentVolumeProvider"`

	// BackupStorageProvider is the configuration information for the cloud where
	// Ark backups are stored in object storage. This may be a different cloud than
	// where the cluster is running.
	BackupStorageProvider ObjectStorageProviderConfig `json:"backupStorageProvider"`

	// BackupSyncPeriod is how often the BackupSyncController runs to ensure all
	// Ark backups in object storage exist as Backup API objects in the cluster.
	BackupSyncPeriod metav1.Duration `json:"backupSyncPeriod"`

	// GCSyncPeriod is how often the GCController runs to delete expired backup
	// API objects and corresponding backup files in object storage.
	GCSyncPeriod metav1.Duration `json:"gcSyncPeriod"`

	// ScheduleSyncPeriod is how often the ScheduleController runs to check for
	// new backups that should be triggered based on schedules.
	ScheduleSyncPeriod metav1.Duration `json:"scheduleSyncPeriod"`

	// ResourcePriorities is an ordered slice of resources specifying the desired
	// order of resource restores. Any resources not in the list will be restored
	// alphabetically after the prioritized resources.
	ResourcePriorities []string `json:"resourcePriorities"`

	// RestoreOnlyMode is whether Ark should run in a mode where only restores
	// are allowed; backups, schedules, and garbage-collection are all disabled.
	RestoreOnlyMode bool `json:"restoreOnlyMode"`
}

Config is an Ark resource that captures configuration information to be used for running the Ark server.

type ConfigList 

type ConfigList struct {
	metav1.TypeMeta `json:",inline"`
	metav1.ListMeta `json:"metadata"`

	Items []Config `json:"items"`
}

ConfigList is a list of Configs.

type DownloadRequest added in v0.4.0 

type DownloadRequest struct {
	metav1.TypeMeta   `json:",inline"`
	metav1.ObjectMeta `json:"metadata"`

	Spec   DownloadRequestSpec   `json:"spec"`
	Status DownloadRequestStatus `json:"status,omitempty"`
}

DownloadRequest is a request to download an artifact from backup object storage, such as a backup log file.

type DownloadRequestList added in v0.4.0 

type DownloadRequestList struct {
	metav1.TypeMeta `json:",inline"`
	metav1.ListMeta `json:"metadata"`
	Items           []DownloadRequest `json:"items"`
}

DownloadRequestList is a list of DownloadRequests.

type DownloadRequestPhase added in v0.4.0 

type DownloadRequestPhase string

DownloadRequestPhase represents the lifecycle phase of a DownloadRequest. 

const (
	// DownloadRequestPhaseNew means the DownloadRequest has not been processed by the
	// DownloadRequestController yet.
	DownloadRequestPhaseNew DownloadRequestPhase = "New"
	// DownloadRequestPhaseProcessed means the DownloadRequest has been processed by the
	// DownloadRequestController.
	DownloadRequestPhaseProcessed DownloadRequestPhase = "Processed"
)

type DownloadRequestSpec added in v0.4.0 

type DownloadRequestSpec struct {
	// Target is what to download (e.g. logs for a backup).
	Target DownloadTarget `json:"target"`
}

DownloadRequestSpec is the specification for a download request.

type DownloadRequestStatus added in v0.4.0 

type DownloadRequestStatus struct {
	// Phase is the current state of the DownloadRequest.
	Phase DownloadRequestPhase `json:"phase"`
	// DownloadURL contains the pre-signed URL for the target file.
	DownloadURL string `json:"downloadURL"`
	// Expiration is when this DownloadRequest expires and can be deleted by the system.
	Expiration metav1.Time `json:"expiration"`
}

DownloadRequestStatus is the current status of a DownloadRequest.

type DownloadTarget added in v0.4.0 

type DownloadTarget struct {
	// Kind is the type of file to download.
	Kind DownloadTargetKind `json:"kind"`
	// Name is the name of the kubernetes resource with which the file is associated.
	Name string `json:"name"`
}

DownloadTarget is the specification for what kind of file to download, and the name of the resource with which it's associated.

type DownloadTargetKind added in v0.4.0 

type DownloadTargetKind string

DownloadTargetKind represents what type of file to download. 

const (
	DownloadTargetKindBackupLog      DownloadTargetKind = "BackupLog"
	DownloadTargetKindBackupContents DownloadTargetKind = "BackupContents"
	DownloadTargetKindRestoreLog     DownloadTargetKind = "RestoreLog"
)

type ExecHook added in v0.5.0 

type ExecHook struct {
	// Container is the container in the pod where the command should be executed. If not specified,
	// the pod's first container is used.
	Container string `json:"container"`
	// Command is the command and arguments to execute.
	Command []string `json:"command"`
	// OnError specifies how Ark should behave if it encounters an error executing this hook.
	OnError HookErrorMode `json:"onError"`
	// Timeout defines the maximum amount of time Ark should wait for the hook to complete before
	// considering the execution a failure.
	Timeout metav1.Duration `json:"timeout"`
}

ExecHook is a hook that uses the pod exec API to execute a command in a container in a pod.

type GCPConfig 

type GCPConfig struct {
	Project string `json:"project"`
}

GCPConfig is configuration information for connecting to GCP.

type HookErrorMode added in v0.5.0 

type HookErrorMode string

HookErrorMode defines how Ark should treat an error from a hook. 

const (
	// HookErrorModeContinue means that an error from a hook is acceptable, and the backup can
	// proceed.
	HookErrorModeContinue HookErrorMode = "Continue"
	// HookErrorModeFail means that an error from a hook is problematic, and the backup should be in
	// error.
	HookErrorModeFail HookErrorMode = "Fail"
)

type ObjectStorageProviderConfig 

type ObjectStorageProviderConfig struct {
	// CloudProviderConfig is the configuration information for the cloud where
	// Ark backups are stored in object storage.
	CloudProviderConfig `json:",inline"`

	// Bucket is the name of the bucket in object storage where Ark backups
	// are stored.
	Bucket string `json:"bucket"`
}

ObjectStorageProviderConfig is configuration information for connecting to a particular bucket in object storage to access Ark backups.

type Restore 

type Restore struct {
	metav1.TypeMeta   `json:",inline"`
	metav1.ObjectMeta `json:"metadata"`

	Spec   RestoreSpec   `json:"spec"`
	Status RestoreStatus `json:"status,omitempty"`
}

Restore is an Ark resource that represents the application of resources from an Ark backup to a target Kubernetes cluster.

type RestoreList 

type RestoreList struct {
	metav1.TypeMeta `json:",inline"`
	metav1.ListMeta `json:"metadata"`
	Items           []Restore `json:"items"`
}

RestoreList is a list of Restores.

type RestorePhase 

type RestorePhase string

RestorePhase is a string representation of the lifecycle phase of an Ark restore 

const (
	// RestorePhaseNew means the restore has been created but not
	// yet processed by the RestoreController
	RestorePhaseNew RestorePhase = "New"

	// RestorePhaseFailedValidation means the restore has failed
	// the controller's validations and therefore will not run.
	RestorePhaseFailedValidation RestorePhase = "FailedValidation"

	// RestorePhaseInProgress means the restore is currently executing.
	RestorePhaseInProgress RestorePhase = "InProgress"

	// RestorePhaseCompleted means the restore has finished executing.
	// Any relevant warnings or errors will be captured in the Status.
	RestorePhaseCompleted RestorePhase = "Completed"
)

type RestoreResult 

type RestoreResult struct {
	// Ark is a slice of messages related to the operation of Ark
	// itself (for example, messages related to connecting to the
	// cloud, reading a backup file, etc.)
	Ark []string `json:"ark"`

	// Cluster is a slice of messages related to restoring cluster-
	// scoped resources.
	Cluster []string `json:"cluster"`

	// Namespaces is a map of namespace name to slice of messages
	// related to restoring namespace-scoped resources.
	Namespaces map[string][]string `json:"namespaces"`
}

RestoreResult is a collection of messages that were generated during execution of a restore. This will typically store either warning or error messages.

type RestoreSpec 

type RestoreSpec struct {
	// BackupName is the unique name of the Ark backup to restore
	// from.
	BackupName string `json:"backupName"`

	// IncludedNamespaces is a slice of namespace names to include objects
	// from. If empty, all namespaces are included.
	IncludedNamespaces []string `json:"includedNamespaces"`

	// ExcludedNamespaces contains a list of namespaces that are not
	// included in the restore.
	ExcludedNamespaces []string `json:"excludedNamespaces"`

	// IncludedResources is a slice of resource names to include
	// in the restore. If empty, all resources in the backup are included.
	IncludedResources []string `json:"includedResources"`

	// ExcludedResources is a slice of resource names that are not
	// included in the restore.
	ExcludedResources []string `json:"excludedResources"`

	// NamespaceMapping is a map of source namespace names
	// to target namespace names to restore into. Any source
	// namespaces not included in the map will be restored into
	// namespaces of the same name.
	NamespaceMapping map[string]string `json:"namespaceMapping"`

	// LabelSelector is a metav1.LabelSelector to filter with
	// when restoring individual objects from the backup. If empty
	// or nil, all objects are included. Optional.
	LabelSelector *metav1.LabelSelector `json:"labelSelector"`

	// RestorePVs specifies whether to restore all included
	// PVs from snapshot (via the cloudprovider).
	RestorePVs *bool `json:"restorePVs"`

	// IncludeClusterResources specifies whether cluster-scoped resources
	// should be included for consideration in the restore. If null, defaults
	// to true.
	IncludeClusterResources *bool `json:"includeClusterResources"`
}

RestoreSpec defines the specification for an Ark restore.

type RestoreStatus 

type RestoreStatus struct {
	// Phase is the current state of the Restore
	Phase RestorePhase `json:"phase"`

	// ValidationErrors is a slice of all validation errors (if
	// applicable)
	ValidationErrors []string `json:"validationErrors"`

	// Warnings is a collection of all warning messages that were
	// generated during execution of the restore
	Warnings RestoreResult `json:"warnings"`

	// Errors is a collection of all error messages that were
	// generated during execution of the restore
	Errors RestoreResult `json:"errors"`
}

RestoreStatus captures the current status of an Ark restore

type Schedule 

type Schedule struct {
	metav1.TypeMeta   `json:",inline"`
	metav1.ObjectMeta `json:"metadata"`

	Spec   ScheduleSpec   `json:"spec"`
	Status ScheduleStatus `json:"status,omitempty"`
}

Schedule is an Ark resource that represents a pre-scheduled or periodic Backup that should be run.

type ScheduleList 

type ScheduleList struct {
	metav1.TypeMeta `json:",inline"`
	metav1.ListMeta `json:"metadata"`
	Items           []Schedule `json:"items"`
}

ScheduleList is a list of Schedules.

type SchedulePhase 

type SchedulePhase string

SchedulePhase is a string representation of the lifecycle phase of an Ark schedule 

const (
	// SchedulePhaseNew means the schedule has been created but not
	// yet processed by the ScheduleController
	SchedulePhaseNew SchedulePhase = "New"

	// SchedulePhaseEnabled means the schedule has been validated and
	// will now be triggering backups according to the schedule spec.
	SchedulePhaseEnabled SchedulePhase = "Enabled"

	// SchedulePhaseFailedValidation means the schedule has failed
	// the controller's validations and therefore will not trigger backups.
	SchedulePhaseFailedValidation SchedulePhase = "FailedValidation"
)

type ScheduleSpec 

type ScheduleSpec struct {
	// Template is the definition of the Backup to be run
	// on the provided schedule
	Template BackupSpec `json:"template"`

	// Schedule is a Cron expression defining when to run
	// the Backup.
	Schedule string `json:"schedule"`
}

ScheduleSpec defines the specification for an Ark schedule

type ScheduleStatus 

type ScheduleStatus struct {
	// Phase is the current phase of the Schedule
	Phase SchedulePhase `json:"phase"`

	// LastBackup is the last time a Backup was run for this
	// Schedule schedule
	LastBackup metav1.Time `json:"lastBackup"`

	// ValidationErrors is a slice of all validation errors (if
	// applicable)
	ValidationErrors []string `json:"validationErrors"`
}

ScheduleStatus captures the current state of an Ark schedule

type VolumeBackupInfo 

type VolumeBackupInfo struct {
	// SnapshotID is the ID of the snapshot taken in the cloud
	// provider API of this volume.
	SnapshotID string `json:"snapshotID"`

	// Type is the type of the disk/volume in the cloud provider
	// API.
	Type string `json:"type"`

	// AvailabilityZone is the where the volume is provisioned
	// in the cloud provider.
	AvailabilityZone string `json:"availabilityZone,omitempty"`

	// Iops is the optional value of provisioned IOPS for the
	// disk/volume in the cloud provider API.
	Iops *int64 `json:"iops,omitempty"`
}

VolumeBackupInfo captures the required information about a PersistentVolume at backup time to be able to restore it later.

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