Standard object metadata.

Specification of the Backup Bucket.

Most recently observed status of the Backup Bucket.

Standard object metadata.

Spec contains the specification of the Backup Entry.

Status contains the most recently observed status of the Backup Entry.

Standard object metadata.

Spec defines the provider environment properties.

Standard object metadata.

Spec contains the specification of this installation.

Status contains the status of this installation.

Standard object metadata.

Spec contains the specification of this registration.

Standard object metadata.

Spec contains the specification of this Plant.

Status contains the status of this Plant.

Standard object metadata.

Spec defines the project properties.

Most recently observed status of the Project.

Standard object metadata.

Spec defines the Quota constraints.

Standard object metadata.

SecretRef is a reference to a secret object in the same or another namespace.

Quotas is a list of references to Quota objects in the same or another namespace.

Standard object metadata.

Spec contains the specification of this installation.

Status contains the status of this installation.

Standard object metadata.

Specification of the Shoot cluster.

Most recently observed status of the Shoot cluster.

Enabled indicates whether the addon is enabled or not.

KubernetesDashboard holds configuration settings for the kubernetes dashboard addon.

NginxIngress holds configuration settings for the nginx-ingress addon.

Name is the name of the plugin.

Config is the configuration of the plugin.

MonitoringEmailReceivers is a list of recipients for alerts

AuditPolicy contains configuration settings for audit policy of the kube-apiserver.

ConfigMapRef is a reference to a ConfigMap object in the same namespace, which contains the audit policy for the kube-apiserver.

Name is an an availability zone name.

UnavailableMachineTypes is a list of machine type names that are not availability in this zone.

UnavailableVolumeTypes is a list of volume type names that are not availability in this zone.

Type is the type of provider.

Region is the region of the bucket.

Provider hold the details of cloud provider of the object store.

ProviderConfig is the configuration passed to BackupBucket resource.

SecretRef is a reference to a secret that contains the credentials to access object store.

SeedName holds the name of the seed allocated to BackupBucket for running controller.

ProviderStatus is the configuration passed to BackupBucket resource.

LastOperation holds information about the last operation on the BackupBucket.

LastError holds information about the last occurred error during an operation.

ObservedGeneration is the most recent generation observed for this BackupBucket. It corresponds to the BackupBucket’s generation, which is updated on mutation by the API Server.

GeneratedSecretRef is reference to the secret generated by backup bucket, which will have object store specific credentials.

BucketName is the name of backup bucket for this Backup Entry.

SeedName holds the name of the seed allocated to BackupEntry for running controller.

LastOperation holds information about the last operation on the BackupEntry.

LastError holds information about the last occurred error during an operation.

ObservedGeneration is the most recent generation observed for this BackupEntry. It corresponds to the BackupEntry’s generation, which is updated on mutation by the API Server.

The name of the CRI library

ContainerRuntimes is the list of the required container runtimes supported for a worker pool.

Type is the cloud type

Region is the cloud region

CABundle is a certificate bundle which will be installed onto every host machine of shoot cluster targeting this profile.

Kubernetes contains constraints regarding allowed values of the ‘kubernetes’ block in the Shoot specification.

MachineImages contains constraints regarding allowed values for machine images in the Shoot specification.

MachineTypes contains constraints regarding allowed values for machine types in the ‘workers’ block in the Shoot specification.

ProviderConfig contains provider-specific configuration for the profile.

Regions contains constraints regarding allowed values for regions and zones.

SeedSelector contains an optional list of labels on Seed resources that marks those seeds whose shoots may use this provider profile. An empty list means that all seeds of the same provider type are supported. This is useful for environments that are of the same type (like openstack) but may have different “instances”/landscapes.

Type is the name of the provider.

VolumeTypes contains constraints regarding allowed values for volume types in the ‘workers’ block in the Shoot specification.

ScaleDownDelayAfterAdd defines how long after scale up that scale down evaluation resumes (default: 1 hour).

ScaleDownDelayAfterDelete how long after node deletion that scale down evaluation resumes, defaults to scanInterval (defaults to ScanInterval).

ScaleDownDelayAfterFailure how long after scale down failure that scale down evaluation resumes (default: 3 mins).

ScaleDownUnneededTime defines how long a node should be unneeded before it is eligible for scale down (default: 30 mins).

ScaleDownUtilizationThreshold defines the threshold in % under which a node is being removed

ScanInterval how often cluster is reevaluated for scale up or down (default: 10 secs).

Cloud describes the cloud information

Kubernetes describes kubernetes meta information (e.g., version)

Type of the Shoot condition.

Status of the condition, one of True, False, Unknown.

Last time the condition transitioned from one status to another.

Last time the condition was updated.

The reason for the condition’s last transition.

A human readable message indicating details about the transition.

Well-defined error codes in case the condition reports a problem.

Type is the type of the Container Runtime.

ProviderConfig is the configuration passed to container runtime resource.

Type is the deployment type.

ProviderConfig contains type-specific configuration.

RegistrationRef is used to reference a ControllerRegistration resources.

SeedRef is used to reference a Seed resources.

Conditions represents the latest available observations of a ControllerInstallations’s current state.

ProviderStatus contains type-specific status.

Resources is a list of combinations of kinds (DNSProvider, Infrastructure, Generic, …) and their actual types (aws-route53, gcp, auditlog, …).

Deployment contains information for how this controller is deployed.

Kind is the resource kind, for example “OperatingSystemConfig”.

Type is the resource type, for example “coreos” or “ubuntu”.

GloballyEnabled determines if this ControllerResource is required by all Shoot clusters.

ReconcileTimeout defines how long Gardener should wait for the resource reconciliation.

Domain is the external available domain of the Shoot cluster. This domain will be written into the kubeconfig that is handed out to end-users.

Providers is a list of DNS providers that shall be enabled for this shoot cluster. Only relevant if not a default domain is used.

Include is a list of resources that shall be included.

Exclude is a list of resources that shall be excluded.

Domains contains information about which domains shall be included/excluded for this provider.

Primary indicates that this DNSProvider is used for shoot related domains.

SecretName is a name of a secret containing credentials for the stated domain and the provider. When not specified, the Gardener will use the cloud provider credentials referenced by the Shoot and try to find respective credentials there (primary provider only). Specifying this field may override this behavior, i.e. forcing the Gardener to only look into the given secret.

Type is the DNS provider type.

Zones contains information about which hosted zones shall be included/excluded for this provider.

Name is the name of the endpoint

URL is the url of the endpoint

Purpose is the purpose of the endpoint

Version is the version identifier.

ExpirationDate defines the time at which this version expires.

Classification defines the state of a version (preview, supported, deprecated)

Type is the type of the extension resource.

ProviderConfig is the configuration passed to extension resource.

ID is the Docker container id of the Gardener which last acted on a resource.

Name is the hostname (pod name) of the Gardener which last acted on a resource.

Version is the version of the Gardener which last acted on a resource.

Enabled specifies whether the Shoot needs to be hibernated or not. If it is true, the Shoot’s desired state is to be hibernated. If it is false or nil, the Shoot’s desired state is to be awaken.

Schedules determine the hibernation schedules.

Start is a Cron spec at which time a Shoot will be hibernated.

End is a Cron spec at which time a Shoot will be woken up.

Location is the time location in which both start and and shall be evaluated.

The period after which a ready pod transition is considered to be the first.

The period since last downscale, before another downscale can be performed in horizontal pod autoscaler.

The configurable window at which the controller will choose the highest recommendation for autoscaling.

The configurable period at which the horizontal pod autoscaler considers a Pod “not yet ready” given that it’s unready and it has transitioned to unready during that time.

The period for syncing the number of pods in horizontal pod autoscaler.

The minimum change (from 1.0) in the desired-to-actual metrics ratio for the horizontal pod autoscaler to consider scaling.

The period since last upscale, before another upscale can be performed in horizontal pod autoscaler.

(Members of KubernetesConfig are embedded into this type.)

AdmissionPlugins contains the list of user-defined admission plugins (additional to those managed by Gardener), and, if desired, the corresponding configuration.

APIAudiences are the identifiers of the API. The service account token authenticator will validate that tokens used against the API are bound to at least one of these audiences. Defaults to [“kubernetes”].

AuditConfig contains configuration settings for the audit of the kube-apiserver.

EnableBasicAuthentication defines whether basic authentication should be enabled for this cluster or not.

OIDCConfig contains configuration settings for the OIDC provider.

RuntimeConfig contains information about enabled or disabled APIs.

ServiceAccountConfig contains configuration settings for the service account handling of the kube-apiserver.

(Members of KubernetesConfig are embedded into this type.)

HorizontalPodAutoscalerConfig contains horizontal pod autoscaler configuration settings for the kube-controller-manager.

NodeCIDRMaskSize defines the mask size for node cidr in cluster (default is 24)

(Members of KubernetesConfig are embedded into this type.)

Mode specifies which proxy mode to use. defaults to IPTables.

(Members of KubernetesConfig are embedded into this type.)

(Members of KubernetesConfig are embedded into this type.)

CPUCFSQuota allows you to disable/enable CPU throttling for Pods.

CPUManagerPolicy allows to set alternative CPU management policies (default: none).

EvictionHard describes a set of eviction thresholds (e.g. memory.available<1Gi) that if met would trigger a Pod eviction. Default: memory.available: “100Mi/1Gi/5%” nodefs.available: “5%” nodefs.inodesFree: “5%” imagefs.available: “5%” imagefs.inodesFree: “5%”

EvictionMaxPodGracePeriod describes the maximum allowed grace period (in seconds) to use when terminating pods in response to a soft eviction threshold being met. Default: 90

EvictionMinimumReclaim configures the amount of resources below the configured eviction threshold that the kubelet attempts to reclaim whenever the kubelet observes resource pressure. Default: 0 for each resource

EvictionPressureTransitionPeriod is the duration for which the kubelet has to wait before transitioning out of an eviction pressure condition. Default: 4m0s

EvictionSoft describes a set of eviction thresholds (e.g. memory.available<1.5Gi) that if met over a corresponding grace period would trigger a Pod eviction. Default: memory.available: “200Mi/1.5Gi/10%” nodefs.available: “10%” nodefs.inodesFree: “10%” imagefs.available: “10%” imagefs.inodesFree: “10%”

EvictionSoftGracePeriod describes a set of eviction grace periods (e.g. memory.available=1m30s) that correspond to how long a soft eviction threshold must hold before triggering a Pod eviction. Default: memory.available: 1m30s nodefs.available: 1m30s nodefs.inodesFree: 1m30s imagefs.available: 1m30s imagefs.inodesFree: 1m30s

MaxPods is the maximum number of Pods that are allowed by the Kubelet. Default: 110

PodPIDsLimit is the maximum number of process IDs per pod allowed by the kubelet.

ImagePullProgressDeadline describes the time limit under which if no pulling progress is made, the image pulling will be cancelled. Default: 1m

MemoryAvailable is the threshold for the free memory on the host server.

ImageFSAvailable is the threshold for the free disk space in the imagefs filesystem (docker images and container writable layers).

ImageFSInodesFree is the threshold for the available inodes in the imagefs filesystem.

NodeFSAvailable is the threshold for the free disk space in the nodefs filesystem (docker volumes, logs, etc).

NodeFSInodesFree is the threshold for the available inodes in the nodefs filesystem.

MemoryAvailable is the threshold for the memory reclaim on the host server.

ImageFSAvailable is the threshold for the disk space reclaim in the imagefs filesystem (docker images and container writable layers).

ImageFSInodesFree is the threshold for the inodes reclaim in the imagefs filesystem.

NodeFSAvailable is the threshold for the disk space reclaim in the nodefs filesystem (docker volumes, logs, etc).

NodeFSInodesFree is the threshold for the inodes reclaim in the nodefs filesystem.

MemoryAvailable is the grace period for the MemoryAvailable eviction threshold.

ImageFSAvailable is the grace period for the ImageFSAvailable eviction threshold.

ImageFSInodesFree is the grace period for the ImageFSInodesFree eviction threshold.

NodeFSAvailable is the grace period for the NodeFSAvailable eviction threshold.

NodeFSInodesFree is the grace period for the NodeFSInodesFree eviction threshold.

AllowPrivilegedContainers indicates whether privileged containers are allowed in the Shoot (default: true).

ClusterAutoscaler contains the configration flags for the Kubernetes cluster autoscaler.

KubeAPIServer contains configuration settings for the kube-apiserver.

KubeControllerManager contains configuration settings for the kube-controller-manager.

KubeScheduler contains configuration settings for the kube-scheduler.

KubeProxy contains configuration settings for the kube-proxy.

Kubelet contains configuration settings for the kubelet.

Version is the semantic Kubernetes version to use for the Shoot cluster.

FeatureGates contains information about enabled feature gates.

(Members of Addon are embedded into this type.)

AuthenticationMode defines the authentication mode for the kubernetes-dashboard.

Version is the semantic Kubernetes version to use for the Plant cluster.

Versions is the list of allowed Kubernetes versions with optional expiration dates for Shoot clusters.

A human readable message indicating details about the last error.

ID of the task which caused this last error

Well-defined error codes of the last error(s).

Last time the error was reported

A human readable message indicating details about the last operation.

Last time the operation state transitioned from one to another.

The progress in percentage (0-100) of the last operation.

Status of the last operation, one of Aborted, Processing, Succeeded, Error, Failed.

Type of the last operation, one of Create, Reconcile, Delete.

Type is the machine type of the worker group.

Image holds information about the machine image to use for all nodes of this pool. It will default to the latest version of the first image stated in the referenced CloudProfile if no value has been provided.

Name is the name of the image.

Versions contains versions and expiration dates of the machine image

CPU is the number of CPUs for this machine type.

GPU is the number of GPUs for this machine type.

Memory is the amount of memory for this machine type.

Name is the name of the machine type.

Storage is the amount of storage associated with the root volume of this machine type.

Usable defines if the machine type can be used for shoot clusters.

Class is the class of the storage type.

StorageSize is the storage size.

Type is the type of the storage.

AutoUpdate contains information about which constraints should be automatically updated.

TimeWindow contains information about the time window for maintenance operations.

ConfineSpecUpdateRollout prevents that changes/updates to the shoot specification will be rolled out immediately. Instead, they are rolled out during the shoot’s maintenance time window. There is one exception that will trigger an immediate roll out which is changes to the Spec.Hibernation.Enabled field.

KubernetesVersion indicates whether the patch Kubernetes version may be automatically updated (default: true).

MachineImageVersion indicates whether the machine image version may be automatically updated (default: true).

Begin is the beginning of the time window in the format HHMMSS+ZONE, e.g. “220000+0100”. If not present, a random value will be computed.

End is the end of the time window in the format HHMMSS+ZONE, e.g. “220000+0100”. If not present, the value will be computed based on the “Begin” value.

Alerting contains information about the alerting configuration for the shoot cluster.

Type identifies the type of the networking plugin.

ProviderConfig is the configuration passed to network resource.

Pods is the CIDR of the pod network.

Nodes is the CIDR of the entire node network.

Services is the CIDR of the service network.

(Members of Addon are embedded into this type.)

LoadBalancerSourceRanges is list of whitelist IP sources for NginxIngress

Config contains custom configuration for the nginx-ingress-controller configuration. See https://github.com/kubernetes/ingress-nginx/blob/master/docs/user-guide/nginx-configuration/configmap.md#configuration-options

ExternalTrafficPolicy controls the .spec.externalTrafficPolicy value of the load balancer Service exposing the nginx-ingress. Defaults to Cluster.

If set, the OpenID server’s certificate will be verified by one of the authorities in the oidc-ca-file, otherwise the host’s root CA set will be used.

ClientAuthentication can optionally contain client configuration used for kubeconfig generation.

The client ID for the OpenID Connect client, must be set if oidc-issuer-url is set.

If provided, the name of a custom OpenID Connect claim for specifying user groups. The claim value is expected to be a string or array of strings. This flag is experimental, please see the authentication documentation for further details.

If provided, all groups will be prefixed with this value to prevent conflicts with other authentication strategies.

The URL of the OpenID issuer, only HTTPS scheme will be accepted. If set, it will be used to verify the OIDC JSON Web Token (JWT).

ATTENTION: Only meaningful for Kubernetes >= 1.11 key=value pairs that describes a required claim in the ID Token. If set, the claim is verified to be present in the ID Token with a matching value.

List of allowed JOSE asymmetric signing algorithms. JWTs with a ‘alg’ header value not in this list will be rejected. Values are defined by RFC 7518 https://tools.ietf.org/html/rfc7518#section-3.1

The OpenID claim to use as the user name. Note that claims other than the default (‘sub’) is not guaranteed to be unique and immutable. This flag is experimental, please see the authentication documentation for further details. (default “sub”)

If provided, all usernames will be prefixed with this value. If not provided, username claims other than ‘email’ are prefixed by the issuer URL to avoid clashes. To skip any prefixing, provide the value ‘-’.

Extra configuration added to kubeconfig’s auth-provider. Must not be any of idp-issuer-url, client-id, client-secret, idp-certificate-authority, idp-certificate-authority-data, id-token or refresh-token

The client Secret for the OpenID Connect client.

SecretRef is a reference to a Secret object containing the Kubeconfig of the external kubernetes clusters to be added to Gardener.

Endpoints is the configuration plant endpoints

Conditions represents the latest available observations of a Plant’s current state.

ObservedGeneration is the most recent generation observed for this Plant. It corresponds to the Plant’s generation, which is updated on mutation by the API Server.

ClusterInfo is additional computed information about the newly added cluster (Plant)

(Members of Subject are embedded into this type.)

Subject is representing a user name, an email address, or any other identifier of a user, group, or service account that has a certain role.

Role represents the role of this member. IMPORTANT: Be aware that this field will be removed in the v1 version of this API in favor of the roles list. TODO: Remove this field in favor of the owner role in v1.

Roles represents the list of roles of this member.

CreatedBy is a subject representing a user name, an email address, or any other identifier of a user who created the project.

Description is a human-readable description of what the project is used for.

Owner is a subject representing a user name, an email address, or any other identifier of a user owning the project. IMPORTANT: Be aware that this field will be removed in the v1 version of this API in favor of the owner role. The only way to change the owner will be by moving the owner role. In this API version the only way to change the owner is to use this field. TODO: Remove this field in favor of the owner role in v1.

Purpose is a human-readable explanation of the project’s purpose.

Members is a list of subjects representing a user name, an email address, or any other identifier of a user, group, or service account that has a certain role.

Namespace is the name of the namespace that has been created for the Project object. A nil value means that Gardener will determine the name of the namespace.

ObservedGeneration is the most recent generation observed for this project.

Phase is the current phase of the project.

Type is the type of the provider.

ControlPlaneConfig contains the provider-specific control plane config blob. Please look up the concrete definition in the documentation of your provider extension.

InfrastructureConfig contains the provider-specific infrastructure config blob. Please look up the concrete definition in the documentation of your provider extension.

Workers is a list of worker groups.

(Members of RawExtension are embedded into this type.)

ClusterLifetimeDays is the lifetime of a Shoot cluster in days before it will be terminated automatically.

Metrics is a list of resources which will be put under constraints.

Scope is the scope of the Quota object, either ‘project’ or ‘secret’.

Name is a region name.

Zones is a list of availability zones in this region.

Provider is a provider name.

ProviderConfig is the configuration passed to BackupBucket resource.

Region is a region name.

SecretRef is a reference to a Secret object containing the cloud provider credentials for the object store where backups should be stored. It should have enough privileges to manipulate the objects as well as buckets.

IngressDomain is the domain of the Seed cluster pointing to the ingress controller endpoint. It will be used to construct ingress URLs for system applications running in Shoot clusters.

Nodes is the CIDR of the node network.

Pods is the CIDR of the pod network.

Services is the CIDR of the service network.

ShootDefaults contains the default networks CIDRs for shoots.

BlockCIDRs is a list of network addresses that should be blocked for shoot control plane components running in the seed cluster.

Type is the name of the provider.

ProviderConfig is the configuration passed to Seed resource.

Region is a name of a region.

Backup holds the object store configuration for the backups of shoot (currently only etcd). If it is not specified, then there won’t be any backups taken for shoots associated with this seed. If backup field is present in seed, then backups of the etcd from shoot control plane will be stored under the configured object store.

DNS contains DNS-relevant information about this seed cluster.

Networks defines the pod, service and worker network of the Seed cluster.

Provider defines the provider type and region for this Seed cluster.

SecretRef is a reference to a Secret object containing the Kubeconfig and the cloud provider credentials for the account the Seed cluster has been deployed to.

Taints describes taints on the seed.

Volume contains settings for persistentvolumes created in the seed cluster.

Gardener holds information about the Gardener which last acted on the Shoot.

KubernetesVersion is the Kubernetes version of the seed cluster.

Conditions represents the latest available observations of a Seed’s current state.

ObservedGeneration is the most recent generation observed for this Seed. It corresponds to the Seed’s generation, which is updated on mutation by the API Server.

Key is the taint key to be applied to a seed.

Value is the taint value corresponding to the taint key.

MinimumSize defines the minimum size that should be used for PVCs in the seed.

Providers is a list of storage class provisioner types for the seed.

Purpose is the purpose of this provider.

Name is the name of the storage class provisioner type.

Issuer is the identifier of the service account token issuer. The issuer will assert this identifier in “iss” claim of issued tokens. This value is a string or URI. Defaults to URI of the API server.

SigningKeySecret is a reference to a secret that contains an optional private key of the service account token issuer. The issuer will sign issued ID tokens with this private key. Only useful if service account tokens are also issued by another external system.

Name is the name of the image.

ProviderConfig is the shoot’s individual configuration passed to an extension resource.

Version is the version of the shoot’s image. If version is not provided, it will be defaulted to the latest version from the CloudProfile.

Pods is the CIDR of the pod network.

Services is the CIDR of the service network.

Addons contains information about enabled/disabled addons and their configuration.

CloudProfileName is a name of a CloudProfile object.

DNS contains information about the DNS settings of the Shoot.

Extensions contain type and provider information for Shoot extensions.

Hibernation contains information whether the Shoot is suspended or not.

Kubernetes contains the version and configuration settings of the control plane components.

Networking contains information about cluster networking such as CNI Plugin type, CIDRs, …etc.

Maintenance contains information about the time window for maintenance operations and which operations should be performed.

Monitoring contains information about custom monitoring configurations for the shoot.

Provider contains all provider-specific and provider-relevant information.

Purpose is the purpose class for this cluster.

Region is a name of a region.

SecretBindingName is the name of the a SecretBinding that has a reference to the provider secret. The credentials inside the provider secret will be used to create the shoot in the respective account.

SeedName is the name of the seed cluster that runs the control plane of the Shoot.

LoadBalancerSourceRanges is the loadBalancerSourceRange of shoot apiserver

Conditions represents the latest available observations of a Shoots’s current state.

Constraints represents conditions of a Shoot’s current state that constraint some operations on it.

Gardener holds information about the Gardener which last acted on the Shoot.

IsHibernated indicates whether the Shoot is currently hibernated.

LastOperation holds information about the last operation on the Shoot.

LastErrors holds information about the last occurred error(s) during an operation.

ObservedGeneration is the most recent generation observed for this Shoot. It corresponds to the Shoot’s generation, which is updated on mutation by the API Server.

RetryCycleStartTime is the start time of the last retry cycle (used to determine how often an operation must be retried until we give up).

SeedName is the name of the seed cluster that runs the control plane of the Shoot. This value is only written after a successful create/reconcile operation. It will be used when control planes are moved between Seeds.

TechnicalID is the name that is used for creating the Seed namespace, the infrastructure resources, and basically everything that is related to this particular Shoot.

UID is a unique identifier for the Shoot cluster to avoid portability between Kubernetes clusters. It is used to compute unique hashes.

InfrastructureProviderStatus is a raw extension field that contains the provider status that has been generated by the controller responsible for the Infrastructure resource.

Name of the volume to make it referencable.

Type is the type of the volume.

VolumeSize is the size of the volume.

Encrypted determines if the volume should be encrypted.

Class is the class of the volume type.

Name is the name of the volume type.

Usable defines if the volume type can be used for shoot clusters.

Annotations is a map of key/value pairs for annotations for all the Node objects in this worker pool.

CABundle is a certificate bundle which will be installed onto every machine of this worker pool.

CRI contains configurations of CRI support of every machine in the worker pool

Kubernetes contains configuration for Kubernetes components related to this worker pool.

Labels is a map of key/value pairs for labels for all the Node objects in this worker pool.

Name is the name of the worker group.

Machine contains information about the machine type and image.

Maximum is the maximum number of VMs to create.

Minimum is the minimum number of VMs to create.

MaxSurge is maximum number of VMs that are created during an update.

MaxUnavailable is the maximum number of VMs that can be unavailable during an update.

ProviderConfig is the provider-specific configuration for this worker pool.

Taints is a list of taints for all the Node objects in this worker pool.

Volume contains information about the volume type and size.

DataVolumes contains a list of additional worker volumes.

KubeletDataVolumeName contains the name of a dataVolume that should be used for storing kubelet state.

Zones is a list of availability zones that are used to evenly distribute this worker pool. Optional as not every provider may support availability zones.

Kubelet contains configuration settings for all kubelets of this worker pool.