# frozen_string_literal: true

# Copyright 2020 Google LLC
#
# 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
#
#     https://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.

# Auto-generated by gapic-generator-ruby. DO NOT EDIT!


module Google
  module Cloud
    module Container
      module V1beta1
        # Parameters that can be configured on Linux nodes.
        # @!attribute [rw] sysctls
        #   @return [::Google::Protobuf::Map{::String => ::String}]
        #     The Linux kernel parameters to be applied to the nodes and all pods running
        #     on the nodes.
        #
        #     The following parameters are supported.
        #
        #     net.core.netdev_max_backlog
        #     net.core.rmem_max
        #     net.core.wmem_default
        #     net.core.wmem_max
        #     net.core.optmem_max
        #     net.core.somaxconn
        #     net.ipv4.tcp_rmem
        #     net.ipv4.tcp_wmem
        #     net.ipv4.tcp_tw_reuse
        class LinuxNodeConfig
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods

          # @!attribute [rw] key
          #   @return [::String]
          # @!attribute [rw] value
          #   @return [::String]
          class SysctlsEntry
            include ::Google::Protobuf::MessageExts
            extend ::Google::Protobuf::MessageExts::ClassMethods
          end
        end

        # Node kubelet configs.
        # @!attribute [rw] cpu_manager_policy
        #   @return [::String]
        #     Control the CPU management policy on the node.
        #     See
        #     https://kubernetes.io/docs/tasks/administer-cluster/cpu-management-policies/
        #
        #     The following values are allowed.
        #       - "none": the default, which represents the existing scheduling behavior.
        #       - "static": allows pods with certain resource characteristics to be
        #                   granted increased CPU affinity and exclusivity on the node.
        #      The default value is 'none' if unspecified.
        # @!attribute [rw] cpu_cfs_quota
        #   @return [::Google::Protobuf::BoolValue]
        #     Enable CPU CFS quota enforcement for containers that specify CPU limits.
        #
        #     This option is enabled by default which makes kubelet use CFS quota
        #     (https://www.kernel.org/doc/Documentation/scheduler/sched-bwc.txt) to
        #     enforce container CPU limits. Otherwise, CPU limits will not be enforced at
        #     all.
        #
        #     Disable this option to mitigate CPU throttling problems while still having
        #     your pods to be in Guaranteed QoS class by specifying the CPU limits.
        #
        #     The default value is 'true' if unspecified.
        # @!attribute [rw] cpu_cfs_quota_period
        #   @return [::String]
        #     Set the CPU CFS quota period value 'cpu.cfs_period_us'.
        #
        #     The string must be a sequence of decimal numbers, each with optional
        #     fraction and a unit suffix, such as "300ms".
        #     Valid time units are "ns", "us" (or "µs"), "ms", "s", "m", "h".
        #     The value must be a positive duration.
        class NodeKubeletConfig
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods
        end

        # Parameters that describe the nodes in a cluster.
        # @!attribute [rw] machine_type
        #   @return [::String]
        #     The name of a Google Compute Engine [machine
        #     type](https://cloud.google.com/compute/docs/machine-types).
        #
        #     If unspecified, the default machine type is
        #     `e2-medium`.
        # @!attribute [rw] disk_size_gb
        #   @return [::Integer]
        #     Size of the disk attached to each node, specified in GB.
        #     The smallest allowed disk size is 10GB.
        #
        #     If unspecified, the default disk size is 100GB.
        # @!attribute [rw] oauth_scopes
        #   @return [::Array<::String>]
        #     The set of Google API scopes to be made available on all of the
        #     node VMs under the "default" service account.
        #
        #     The following scopes are recommended, but not required, and by default are
        #     not included:
        #
        #     * `https://www.googleapis.com/auth/compute` is required for mounting
        #     persistent storage on your nodes.
        #     * `https://www.googleapis.com/auth/devstorage.read_only` is required for
        #     communicating with **gcr.io**
        #     (the [Google Container
        #     Registry](https://cloud.google.com/container-registry/)).
        #
        #     If unspecified, no scopes are added, unless Cloud Logging or Cloud
        #     Monitoring are enabled, in which case their required scopes will be added.
        # @!attribute [rw] service_account
        #   @return [::String]
        #     The Google Cloud Platform Service Account to be used by the node VMs.
        #     Specify the email address of the Service Account; otherwise, if no Service
        #     Account is specified, the "default" service account is used.
        # @!attribute [rw] metadata
        #   @return [::Google::Protobuf::Map{::String => ::String}]
        #     The metadata key/value pairs assigned to instances in the cluster.
        #
        #     Keys must conform to the regexp `[a-zA-Z0-9-_]+` and be less than 128 bytes
        #     in length. These are reflected as part of a URL in the metadata server.
        #     Additionally, to avoid ambiguity, keys must not conflict with any other
        #     metadata keys for the project or be one of the reserved keys:
        #      - "cluster-location"
        #      - "cluster-name"
        #      - "cluster-uid"
        #      - "configure-sh"
        #      - "containerd-configure-sh"
        #      - "enable-oslogin"
        #      - "gci-ensure-gke-docker"
        #      - "gci-metrics-enabled"
        #      - "gci-update-strategy"
        #      - "instance-template"
        #      - "kube-env"
        #      - "startup-script"
        #      - "user-data"
        #      - "disable-address-manager"
        #      - "windows-startup-script-ps1"
        #      - "common-psm1"
        #      - "k8s-node-setup-psm1"
        #      - "install-ssh-psm1"
        #      - "user-profile-psm1"
        #
        #     The following keys are reserved for Windows nodes:
        #      - "serial-port-logging-enable"
        #
        #     Values are free-form strings, and only have meaning as interpreted by
        #     the image running in the instance. The only restriction placed on them is
        #     that each value's size must be less than or equal to 32 KB.
        #
        #     The total size of all keys and values must be less than 512 KB.
        # @!attribute [rw] image_type
        #   @return [::String]
        #     The image type to use for this node. Note that for a given image type,
        #     the latest version of it will be used.
        # @!attribute [rw] labels
        #   @return [::Google::Protobuf::Map{::String => ::String}]
        #     The map of Kubernetes labels (key/value pairs) to be applied to each node.
        #     These will added in addition to any default label(s) that
        #     Kubernetes may apply to the node.
        #     In case of conflict in label keys, the applied set may differ depending on
        #     the Kubernetes version -- it's best to assume the behavior is undefined
        #     and conflicts should be avoided.
        #     For more information, including usage and the valid values, see:
        #     https://kubernetes.io/docs/concepts/overview/working-with-objects/labels/
        # @!attribute [rw] local_ssd_count
        #   @return [::Integer]
        #     The number of local SSD disks to be attached to the node.
        #
        #     The limit for this value is dependent upon the maximum number of
        #     disks available on a machine per zone. See:
        #     https://cloud.google.com/compute/docs/disks/local-ssd
        #     for more information.
        # @!attribute [rw] tags
        #   @return [::Array<::String>]
        #     The list of instance tags applied to all nodes. Tags are used to identify
        #     valid sources or targets for network firewalls and are specified by
        #     the client during cluster or node pool creation. Each tag within the list
        #     must comply with RFC1035.
        # @!attribute [rw] preemptible
        #   @return [::Boolean]
        #     Whether the nodes are created as preemptible VM instances. See:
        #     https://cloud.google.com/compute/docs/instances/preemptible for more
        #     inforamtion about preemptible VM instances.
        # @!attribute [rw] accelerators
        #   @return [::Array<::Google::Cloud::Container::V1beta1::AcceleratorConfig>]
        #     A list of hardware accelerators to be attached to each node.
        #     See https://cloud.google.com/compute/docs/gpus for more information about
        #     support for GPUs.
        # @!attribute [rw] sandbox_config
        #   @return [::Google::Cloud::Container::V1beta1::SandboxConfig]
        #     Sandbox configuration for this node.
        # @!attribute [rw] node_group
        #   @return [::String]
        #     Setting this field will assign instances of this
        #     pool to run on the specified node group. This is useful for running
        #     workloads on [sole tenant
        #     nodes](https://cloud.google.com/compute/docs/nodes/sole-tenant-nodes).
        # @!attribute [rw] reservation_affinity
        #   @return [::Google::Cloud::Container::V1beta1::ReservationAffinity]
        #     The optional reservation affinity. Setting this field will apply
        #     the specified [Zonal Compute
        #     Reservation](https://cloud.google.com/compute/docs/instances/reserving-zonal-resources)
        #     to this node pool.
        # @!attribute [rw] disk_type
        #   @return [::String]
        #     Type of the disk attached to each node (e.g. 'pd-standard', 'pd-ssd' or
        #     'pd-balanced')
        #
        #     If unspecified, the default disk type is 'pd-standard'
        # @!attribute [rw] min_cpu_platform
        #   @return [::String]
        #     Minimum CPU platform to be used by this instance. The instance may be
        #     scheduled on the specified or newer CPU platform. Applicable values are the
        #     friendly names of CPU platforms, such as
        #     `minCpuPlatform: "Intel Haswell"` or
        #     `minCpuPlatform: "Intel Sandy Bridge"`. For more
        #     information, read [how to specify min CPU
        #     platform](https://cloud.google.com/compute/docs/instances/specify-min-cpu-platform)
        # @!attribute [rw] workload_metadata_config
        #   @return [::Google::Cloud::Container::V1beta1::WorkloadMetadataConfig]
        #     The workload metadata configuration for this node.
        # @!attribute [rw] taints
        #   @return [::Array<::Google::Cloud::Container::V1beta1::NodeTaint>]
        #     List of kubernetes taints to be applied to each node.
        #
        #     For more information, including usage and the valid values, see:
        #     https://kubernetes.io/docs/concepts/configuration/taint-and-toleration/
        # @!attribute [rw] boot_disk_kms_key
        #   @return [::String]
        #     The Customer Managed Encryption Key used to encrypt the boot disk attached
        #     to each node in the node pool. This should be of the form
        #     projects/[KEY_PROJECT_ID]/locations/[LOCATION]/keyRings/[RING_NAME]/cryptoKeys/[KEY_NAME].
        #     For more information about protecting resources with Cloud KMS Keys please
        #     see:
        #     https://cloud.google.com/compute/docs/disks/customer-managed-encryption
        # @!attribute [rw] shielded_instance_config
        #   @return [::Google::Cloud::Container::V1beta1::ShieldedInstanceConfig]
        #     Shielded Instance options.
        # @!attribute [rw] linux_node_config
        #   @return [::Google::Cloud::Container::V1beta1::LinuxNodeConfig]
        #     Parameters that can be configured on Linux nodes.
        # @!attribute [rw] kubelet_config
        #   @return [::Google::Cloud::Container::V1beta1::NodeKubeletConfig]
        #     Node kubelet configs.
        # @!attribute [rw] ephemeral_storage_config
        #   @return [::Google::Cloud::Container::V1beta1::EphemeralStorageConfig]
        #     Parameters for the ephemeral storage filesystem.
        #     If unspecified, ephemeral storage is backed by the boot disk.
        class NodeConfig
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods

          # @!attribute [rw] key
          #   @return [::String]
          # @!attribute [rw] value
          #   @return [::String]
          class MetadataEntry
            include ::Google::Protobuf::MessageExts
            extend ::Google::Protobuf::MessageExts::ClassMethods
          end

          # @!attribute [rw] key
          #   @return [::String]
          # @!attribute [rw] value
          #   @return [::String]
          class LabelsEntry
            include ::Google::Protobuf::MessageExts
            extend ::Google::Protobuf::MessageExts::ClassMethods
          end
        end

        # A set of Shielded Instance options.
        # @!attribute [rw] enable_secure_boot
        #   @return [::Boolean]
        #     Defines whether the instance has Secure Boot enabled.
        #
        #     Secure Boot helps ensure that the system only runs authentic software by
        #     verifying the digital signature of all boot components, and halting the
        #     boot process if signature verification fails.
        # @!attribute [rw] enable_integrity_monitoring
        #   @return [::Boolean]
        #     Defines whether the instance has integrity monitoring enabled.
        #
        #     Enables monitoring and attestation of the boot integrity of the instance.
        #     The attestation is performed against the integrity policy baseline. This
        #     baseline is initially derived from the implicitly trusted boot image when
        #     the instance is created.
        class ShieldedInstanceConfig
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods
        end

        # SandboxConfig contains configurations of the sandbox to use for the node.
        # @!attribute [rw] sandbox_type
        #   @return [::String]
        #     Type of the sandbox to use for the node (e.g. 'gvisor')
        # @!attribute [rw] type
        #   @return [::Google::Cloud::Container::V1beta1::SandboxConfig::Type]
        #     Type of the sandbox to use for the node.
        class SandboxConfig
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods

          # Possible types of sandboxes.
          module Type
            # Default value. This should not be used.
            UNSPECIFIED = 0

            # Run sandbox using gvisor.
            GVISOR = 1
          end
        end

        # EphemeralStorageConfig contains configuration for the ephemeral storage
        # filesystem.
        # @!attribute [rw] local_ssd_count
        #   @return [::Integer]
        #     Number of local SSDs to use to back ephemeral storage. Uses NVMe
        #     interfaces. Each local SSD is 375 GB in size.
        #     If zero, it means to disable using local SSDs as ephemeral storage.
        class EphemeralStorageConfig
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods
        end

        # [ReservationAffinity](https://cloud.google.com/compute/docs/instances/reserving-zonal-resources)
        # is the configuration of desired reservation which instances could take
        # capacity from.
        # @!attribute [rw] consume_reservation_type
        #   @return [::Google::Cloud::Container::V1beta1::ReservationAffinity::Type]
        #     Corresponds to the type of reservation consumption.
        # @!attribute [rw] key
        #   @return [::String]
        #     Corresponds to the label key of a reservation resource. To target a
        #     SPECIFIC_RESERVATION by name, specify "googleapis.com/reservation-name" as
        #     the key and specify the name of your reservation as its value.
        # @!attribute [rw] values
        #   @return [::Array<::String>]
        #     Corresponds to the label value(s) of reservation resource(s).
        class ReservationAffinity
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods

          # Indicates whether to consume capacity from a reservation or not.
          module Type
            # Default value. This should not be used.
            UNSPECIFIED = 0

            # Do not consume from any reserved capacity.
            NO_RESERVATION = 1

            # Consume any reservation available.
            ANY_RESERVATION = 2

            # Must consume from a specific reservation. Must specify key value fields
            # for specifying the reservations.
            SPECIFIC_RESERVATION = 3
          end
        end

        # Kubernetes taint is comprised of three fields: key, value, and effect. Effect
        # can only be one of three types:  NoSchedule, PreferNoSchedule or NoExecute.
        #
        # See
        # [here](https://kubernetes.io/docs/concepts/configuration/taint-and-toleration)
        # for more information, including usage and the valid values.
        # @!attribute [rw] key
        #   @return [::String]
        #     Key for taint.
        # @!attribute [rw] value
        #   @return [::String]
        #     Value for taint.
        # @!attribute [rw] effect
        #   @return [::Google::Cloud::Container::V1beta1::NodeTaint::Effect]
        #     Effect for taint.
        class NodeTaint
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods

          # Possible values for Effect in taint.
          module Effect
            # Not set
            EFFECT_UNSPECIFIED = 0

            # NoSchedule
            NO_SCHEDULE = 1

            # PreferNoSchedule
            PREFER_NO_SCHEDULE = 2

            # NoExecute
            NO_EXECUTE = 3
          end
        end

        # The authentication information for accessing the master endpoint.
        # Authentication can be done using HTTP basic auth or using client
        # certificates.
        # @!attribute [rw] username
        #   @return [::String]
        #     The username to use for HTTP basic authentication to the master endpoint.
        #     For clusters v1.6.0 and later, basic authentication can be disabled by
        #     leaving username unspecified (or setting it to the empty string).
        #
        #     Warning: basic authentication is deprecated, and will be removed in GKE
        #     control plane versions 1.19 and newer. For a list of recommended
        #     authentication methods, see:
        #     https://cloud.google.com/kubernetes-engine/docs/how-to/api-server-authentication
        # @!attribute [rw] password
        #   @return [::String]
        #     The password to use for HTTP basic authentication to the master endpoint.
        #     Because the master endpoint is open to the Internet, you should create a
        #     strong password.  If a password is provided for cluster creation, username
        #     must be non-empty.
        #
        #     Warning: basic authentication is deprecated, and will be removed in GKE
        #     control plane versions 1.19 and newer. For a list of recommended
        #     authentication methods, see:
        #     https://cloud.google.com/kubernetes-engine/docs/how-to/api-server-authentication
        # @!attribute [rw] client_certificate_config
        #   @return [::Google::Cloud::Container::V1beta1::ClientCertificateConfig]
        #     Configuration for client certificate authentication on the cluster. For
        #     clusters before v1.12, if no configuration is specified, a client
        #     certificate is issued.
        # @!attribute [rw] cluster_ca_certificate
        #   @return [::String]
        # @!attribute [rw] client_certificate
        #   @return [::String]
        #     [Output only] Base64-encoded public certificate used by clients to
        #     authenticate to the cluster endpoint.
        # @!attribute [rw] client_key
        #   @return [::String]
        #     [Output only] Base64-encoded private key used by clients to authenticate
        #     to the cluster endpoint.
        class MasterAuth
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods
        end

        # Configuration for client certificates on the cluster.
        # @!attribute [rw] issue_client_certificate
        #   @return [::Boolean]
        #     Issue a client certificate.
        class ClientCertificateConfig
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods
        end

        # Configuration for the addons that can be automatically spun up in the
        # cluster, enabling additional functionality.
        # @!attribute [rw] http_load_balancing
        #   @return [::Google::Cloud::Container::V1beta1::HttpLoadBalancing]
        #     Configuration for the HTTP (L7) load balancing controller addon, which
        #     makes it easy to set up HTTP load balancers for services in a cluster.
        # @!attribute [rw] horizontal_pod_autoscaling
        #   @return [::Google::Cloud::Container::V1beta1::HorizontalPodAutoscaling]
        #     Configuration for the horizontal pod autoscaling feature, which
        #     increases or decreases the number of replica pods a replication controller
        #     has based on the resource usage of the existing pods.
        # @!attribute [rw] kubernetes_dashboard
        #   @return [::Google::Cloud::Container::V1beta1::KubernetesDashboard]
        #     Configuration for the Kubernetes Dashboard.
        #     This addon is deprecated, and will be disabled in 1.15. It is recommended
        #     to use the Cloud Console to manage and monitor your Kubernetes clusters,
        #     workloads and applications. For more information, see:
        #     https://cloud.google.com/kubernetes-engine/docs/concepts/dashboards
        # @!attribute [rw] network_policy_config
        #   @return [::Google::Cloud::Container::V1beta1::NetworkPolicyConfig]
        #     Configuration for NetworkPolicy. This only tracks whether the addon
        #     is enabled or not on the Master, it does not track whether network policy
        #     is enabled for the nodes.
        # @!attribute [rw] istio_config
        #   @return [::Google::Cloud::Container::V1beta1::IstioConfig]
        #     Configuration for Istio, an open platform to connect, manage, and secure
        #     microservices.
        # @!attribute [rw] cloud_run_config
        #   @return [::Google::Cloud::Container::V1beta1::CloudRunConfig]
        #     Configuration for the Cloud Run addon. The `IstioConfig` addon must be
        #     enabled in order to enable Cloud Run addon. This option can only be enabled
        #     at cluster creation time.
        # @!attribute [rw] dns_cache_config
        #   @return [::Google::Cloud::Container::V1beta1::DnsCacheConfig]
        #     Configuration for NodeLocalDNS, a dns cache running on cluster nodes
        # @!attribute [rw] config_connector_config
        #   @return [::Google::Cloud::Container::V1beta1::ConfigConnectorConfig]
        #     Configuration for the ConfigConnector add-on, a Kubernetes
        #     extension to manage hosted GCP services through the Kubernetes API
        # @!attribute [rw] gce_persistent_disk_csi_driver_config
        #   @return [::Google::Cloud::Container::V1beta1::GcePersistentDiskCsiDriverConfig]
        #     Configuration for the Compute Engine Persistent Disk CSI driver.
        # @!attribute [rw] kalm_config
        #   @return [::Google::Cloud::Container::V1beta1::KalmConfig]
        #     Configuration for the KALM addon, which manages the lifecycle of k8s
        #     applications.
        class AddonsConfig
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods
        end

        # Configuration options for the HTTP (L7) load balancing controller addon,
        # which makes it easy to set up HTTP load balancers for services in a cluster.
        # @!attribute [rw] disabled
        #   @return [::Boolean]
        #     Whether the HTTP Load Balancing controller is enabled in the cluster.
        #     When enabled, it runs a small pod in the cluster that manages the load
        #     balancers.
        class HttpLoadBalancing
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods
        end

        # Configuration options for the horizontal pod autoscaling feature, which
        # increases or decreases the number of replica pods a replication controller
        # has based on the resource usage of the existing pods.
        # @!attribute [rw] disabled
        #   @return [::Boolean]
        #     Whether the Horizontal Pod Autoscaling feature is enabled in the cluster.
        #     When enabled, it ensures that metrics are collected into Stackdriver
        #     Monitoring.
        class HorizontalPodAutoscaling
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods
        end

        # Configuration for the Kubernetes Dashboard.
        # @!attribute [rw] disabled
        #   @return [::Boolean]
        #     Whether the Kubernetes Dashboard is enabled for this cluster.
        class KubernetesDashboard
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods
        end

        # Configuration for NetworkPolicy. This only tracks whether the addon
        # is enabled or not on the Master, it does not track whether network policy
        # is enabled for the nodes.
        # @!attribute [rw] disabled
        #   @return [::Boolean]
        #     Whether NetworkPolicy is enabled for this cluster.
        class NetworkPolicyConfig
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods
        end

        # Configuration for NodeLocal DNSCache
        # @!attribute [rw] enabled
        #   @return [::Boolean]
        #     Whether NodeLocal DNSCache is enabled for this cluster.
        class DnsCacheConfig
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods
        end

        # Configuration options for the KALM addon.
        # @!attribute [rw] enabled
        #   @return [::Boolean]
        #     Whether KALM is enabled for this cluster.
        class KalmConfig
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods
        end

        # Configuration options for the Config Connector add-on.
        # @!attribute [rw] enabled
        #   @return [::Boolean]
        #     Whether Cloud Connector is enabled for this cluster.
        class ConfigConnectorConfig
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods
        end

        # Configuration for the Compute Engine PD CSI driver. This option can only be
        # enabled at cluster creation time.
        # @!attribute [rw] enabled
        #   @return [::Boolean]
        #     Whether the Compute Engine PD CSI driver is enabled for this cluster.
        class GcePersistentDiskCsiDriverConfig
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods
        end

        # Configuration for controlling master global access settings.
        # @!attribute [rw] enabled
        #   @return [::Boolean]
        #     Whenever master is accessible globally or not.
        class PrivateClusterMasterGlobalAccessConfig
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods
        end

        # Configuration options for private clusters.
        # @!attribute [rw] enable_private_nodes
        #   @return [::Boolean]
        #     Whether nodes have internal IP addresses only. If enabled, all nodes are
        #     given only RFC 1918 private addresses and communicate with the master via
        #     private networking.
        # @!attribute [rw] enable_private_endpoint
        #   @return [::Boolean]
        #     Whether the master's internal IP address is used as the cluster endpoint.
        # @!attribute [rw] master_ipv4_cidr_block
        #   @return [::String]
        #     The IP range in CIDR notation to use for the hosted master network. This
        #     range will be used for assigning internal IP addresses to the master or
        #     set of masters, as well as the ILB VIP. This range must not overlap with
        #     any other ranges in use within the cluster's network.
        # @!attribute [rw] private_endpoint
        #   @return [::String]
        #     Output only. The internal IP address of this cluster's master endpoint.
        # @!attribute [rw] public_endpoint
        #   @return [::String]
        #     Output only. The external IP address of this cluster's master endpoint.
        # @!attribute [rw] peering_name
        #   @return [::String]
        #     Output only. The peering name in the customer VPC used by this cluster.
        # @!attribute [rw] master_global_access_config
        #   @return [::Google::Cloud::Container::V1beta1::PrivateClusterMasterGlobalAccessConfig]
        #     Controls master global access settings.
        class PrivateClusterConfig
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods
        end

        # Configuration options for Istio addon.
        # @!attribute [rw] disabled
        #   @return [::Boolean]
        #     Whether Istio is enabled for this cluster.
        # @!attribute [rw] auth
        #   @return [::Google::Cloud::Container::V1beta1::IstioConfig::IstioAuthMode]
        #     The specified Istio auth mode, either none, or mutual TLS.
        class IstioConfig
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods

          # Istio auth mode, https://istio.io/docs/concepts/security/mutual-tls.html
          module IstioAuthMode
            # auth not enabled
            AUTH_NONE = 0

            # auth mutual TLS enabled
            AUTH_MUTUAL_TLS = 1
          end
        end

        # Configuration options for the Cloud Run feature.
        # @!attribute [rw] disabled
        #   @return [::Boolean]
        #     Whether Cloud Run addon is enabled for this cluster.
        # @!attribute [rw] load_balancer_type
        #   @return [::Google::Cloud::Container::V1beta1::CloudRunConfig::LoadBalancerType]
        #     Which load balancer type is installed for Cloud Run.
        class CloudRunConfig
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods

          # Load balancer type of ingress service of Cloud Run.
          module LoadBalancerType
            # Load balancer type for Cloud Run is unspecified.
            LOAD_BALANCER_TYPE_UNSPECIFIED = 0

            # Install external load balancer for Cloud Run.
            LOAD_BALANCER_TYPE_EXTERNAL = 1

            # Install internal load balancer for Cloud Run.
            LOAD_BALANCER_TYPE_INTERNAL = 2
          end
        end

        # Configuration options for the master authorized networks feature. Enabled
        # master authorized networks will disallow all external traffic to access
        # Kubernetes master through HTTPS except traffic from the given CIDR blocks,
        # Google Compute Engine Public IPs and Google Prod IPs.
        # @!attribute [rw] enabled
        #   @return [::Boolean]
        #     Whether or not master authorized networks is enabled.
        # @!attribute [rw] cidr_blocks
        #   @return [::Array<::Google::Cloud::Container::V1beta1::MasterAuthorizedNetworksConfig::CidrBlock>]
        #     cidr_blocks define up to 10 external networks that could access
        #     Kubernetes master through HTTPS.
        class MasterAuthorizedNetworksConfig
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods

          # CidrBlock contains an optional name and one CIDR block.
          # @!attribute [rw] display_name
          #   @return [::String]
          #     display_name is an optional field for users to identify CIDR blocks.
          # @!attribute [rw] cidr_block
          #   @return [::String]
          #     cidr_block must be specified in CIDR notation.
          class CidrBlock
            include ::Google::Protobuf::MessageExts
            extend ::Google::Protobuf::MessageExts::ClassMethods
          end
        end

        # Configuration for the legacy Attribute Based Access Control authorization
        # mode.
        # @!attribute [rw] enabled
        #   @return [::Boolean]
        #     Whether the ABAC authorizer is enabled for this cluster. When enabled,
        #     identities in the system, including service accounts, nodes, and
        #     controllers, will have statically granted permissions beyond those
        #     provided by the RBAC configuration or IAM.
        class LegacyAbac
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods
        end

        # Configuration options for the NetworkPolicy feature.
        # https://kubernetes.io/docs/concepts/services-networking/networkpolicies/
        # @!attribute [rw] provider
        #   @return [::Google::Cloud::Container::V1beta1::NetworkPolicy::Provider]
        #     The selected network policy provider.
        # @!attribute [rw] enabled
        #   @return [::Boolean]
        #     Whether network policy is enabled on the cluster.
        class NetworkPolicy
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods

          # Allowed Network Policy providers.
          module Provider
            # Not set
            PROVIDER_UNSPECIFIED = 0

            # Tigera (Calico Felix).
            CALICO = 1
          end
        end

        # Configuration for controlling how IPs are allocated in the cluster.
        # @!attribute [rw] use_ip_aliases
        #   @return [::Boolean]
        #     Whether alias IPs will be used for pod IPs in the cluster.
        #     This is used in conjunction with use_routes. It cannot
        #     be true if use_routes is true. If both use_ip_aliases and use_routes are
        #     false, then the server picks the default IP allocation mode
        # @!attribute [rw] create_subnetwork
        #   @return [::Boolean]
        #     Whether a new subnetwork will be created automatically for the cluster.
        #
        #     This field is only applicable when `use_ip_aliases` is true.
        # @!attribute [rw] subnetwork_name
        #   @return [::String]
        #     A custom subnetwork name to be used if `create_subnetwork` is true.  If
        #     this field is empty, then an automatic name will be chosen for the new
        #     subnetwork.
        # @!attribute [rw] cluster_ipv4_cidr
        #   @return [::String]
        #     This field is deprecated, use cluster_ipv4_cidr_block.
        # @!attribute [rw] node_ipv4_cidr
        #   @return [::String]
        #     This field is deprecated, use node_ipv4_cidr_block.
        # @!attribute [rw] services_ipv4_cidr
        #   @return [::String]
        #     This field is deprecated, use services_ipv4_cidr_block.
        # @!attribute [rw] cluster_secondary_range_name
        #   @return [::String]
        #     The name of the secondary range to be used for the cluster CIDR
        #     block.  The secondary range will be used for pod IP
        #     addresses. This must be an existing secondary range associated
        #     with the cluster subnetwork.
        #
        #     This field is only applicable with use_ip_aliases and
        #     create_subnetwork is false.
        # @!attribute [rw] services_secondary_range_name
        #   @return [::String]
        #     The name of the secondary range to be used as for the services
        #     CIDR block.  The secondary range will be used for service
        #     ClusterIPs. This must be an existing secondary range associated
        #     with the cluster subnetwork.
        #
        #     This field is only applicable with use_ip_aliases and
        #     create_subnetwork is false.
        # @!attribute [rw] cluster_ipv4_cidr_block
        #   @return [::String]
        #     The IP address range for the cluster pod IPs. If this field is set, then
        #     `cluster.cluster_ipv4_cidr` must be left blank.
        #
        #     This field is only applicable when `use_ip_aliases` is true.
        #
        #     Set to blank to have a range chosen with the default size.
        #
        #     Set to /netmask (e.g. `/14`) to have a range chosen with a specific
        #     netmask.
        #
        #     Set to a
        #     [CIDR](http://en.wikipedia.org/wiki/Classless_Inter-Domain_Routing)
        #     notation (e.g. `10.96.0.0/14`) from the RFC-1918 private networks (e.g.
        #     `10.0.0.0/8`, `172.16.0.0/12`, `192.168.0.0/16`) to pick a specific range
        #     to use.
        # @!attribute [rw] node_ipv4_cidr_block
        #   @return [::String]
        #     The IP address range of the instance IPs in this cluster.
        #
        #     This is applicable only if `create_subnetwork` is true.
        #
        #     Set to blank to have a range chosen with the default size.
        #
        #     Set to /netmask (e.g. `/14`) to have a range chosen with a specific
        #     netmask.
        #
        #     Set to a
        #     [CIDR](http://en.wikipedia.org/wiki/Classless_Inter-Domain_Routing)
        #     notation (e.g. `10.96.0.0/14`) from the RFC-1918 private networks (e.g.
        #     `10.0.0.0/8`, `172.16.0.0/12`, `192.168.0.0/16`) to pick a specific range
        #     to use.
        # @!attribute [rw] services_ipv4_cidr_block
        #   @return [::String]
        #     The IP address range of the services IPs in this cluster. If blank, a range
        #     will be automatically chosen with the default size.
        #
        #     This field is only applicable when `use_ip_aliases` is true.
        #
        #     Set to blank to have a range chosen with the default size.
        #
        #     Set to /netmask (e.g. `/14`) to have a range chosen with a specific
        #     netmask.
        #
        #     Set to a
        #     [CIDR](http://en.wikipedia.org/wiki/Classless_Inter-Domain_Routing)
        #     notation (e.g. `10.96.0.0/14`) from the RFC-1918 private networks (e.g.
        #     `10.0.0.0/8`, `172.16.0.0/12`, `192.168.0.0/16`) to pick a specific range
        #     to use.
        # @!attribute [rw] allow_route_overlap
        #   @return [::Boolean]
        #     If true, allow allocation of cluster CIDR ranges that overlap with certain
        #     kinds of network routes. By default we do not allow cluster CIDR ranges to
        #     intersect with any user declared routes. With allow_route_overlap == true,
        #     we allow overlapping with CIDR ranges that are larger than the cluster CIDR
        #     range.
        #
        #     If this field is set to true, then cluster and services CIDRs must be
        #     fully-specified (e.g. `10.96.0.0/14`, but not `/14`), which means:
        #     1) When `use_ip_aliases` is true, `cluster_ipv4_cidr_block` and
        #        `services_ipv4_cidr_block` must be fully-specified.
        #     2) When `use_ip_aliases` is false, `cluster.cluster_ipv4_cidr` muse be
        #        fully-specified.
        # @!attribute [rw] tpu_ipv4_cidr_block
        #   @return [::String]
        #     The IP address range of the Cloud TPUs in this cluster. If unspecified, a
        #     range will be automatically chosen with the default size.
        #
        #     This field is only applicable when `use_ip_aliases` is true.
        #
        #     If unspecified, the range will use the default size.
        #
        #     Set to /netmask (e.g. `/14`) to have a range chosen with a specific
        #     netmask.
        #
        #     Set to a
        #     [CIDR](http://en.wikipedia.org/wiki/Classless_Inter-Domain_Routing)
        #     notation (e.g. `10.96.0.0/14`) from the RFC-1918 private networks (e.g.
        #     `10.0.0.0/8`, `172.16.0.0/12`, `192.168.0.0/16`) to pick a specific range
        #     to use.
        #     This field is deprecated, use cluster.tpu_config.ipv4_cidr_block instead.
        # @!attribute [rw] use_routes
        #   @return [::Boolean]
        #     Whether routes will be used for pod IPs in the cluster.
        #     This is used in conjunction with use_ip_aliases. It cannot be true if
        #     use_ip_aliases is true. If both use_ip_aliases and use_routes are false,
        #     then the server picks the default IP allocation mode
        class IPAllocationPolicy
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods
        end

        # Configuration for Binary Authorization.
        # @!attribute [rw] enabled
        #   @return [::Boolean]
        #     Enable Binary Authorization for this cluster. If enabled, all container
        #     images will be validated by Google Binauthz.
        class BinaryAuthorization
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods
        end

        # Configuration for the PodSecurityPolicy feature.
        # @!attribute [rw] enabled
        #   @return [::Boolean]
        #     Enable the PodSecurityPolicy controller for this cluster. If enabled, pods
        #     must be valid under a PodSecurityPolicy to be created.
        class PodSecurityPolicyConfig
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods
        end

        # Configuration for returning group information from authenticators.
        # @!attribute [rw] enabled
        #   @return [::Boolean]
        #     Whether this cluster should return group membership lookups
        #     during authentication using a group of security groups.
        # @!attribute [rw] security_group
        #   @return [::String]
        #     The name of the security group-of-groups to be used. Only relevant
        #     if enabled = true.
        class AuthenticatorGroupsConfig
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods
        end

        # Telemetry integration for the cluster.
        # @!attribute [rw] type
        #   @return [::Google::Cloud::Container::V1beta1::ClusterTelemetry::Type]
        #     Type of the integration.
        class ClusterTelemetry
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods

          # Type of the integration.
          module Type
            # Not set.
            UNSPECIFIED = 0

            # Monitoring integration is disabled.
            DISABLED = 1

            # Monitoring integration is enabled.
            ENABLED = 2

            # Only system components are monitored and logged.
            SYSTEM_ONLY = 3
          end
        end

        # A Google Kubernetes Engine cluster.
        # @!attribute [rw] name
        #   @return [::String]
        #     The name of this cluster. The name must be unique within this project
        #     and location (e.g. zone or region), and can be up to 40 characters with
        #     the following restrictions:
        #
        #     * Lowercase letters, numbers, and hyphens only.
        #     * Must start with a letter.
        #     * Must end with a number or a letter.
        # @!attribute [rw] description
        #   @return [::String]
        #     An optional description of this cluster.
        # @!attribute [rw] initial_node_count
        #   @return [::Integer]
        #     The number of nodes to create in this cluster. You must ensure that your
        #     Compute Engine [resource quota](https://cloud.google.com/compute/quotas)
        #     is sufficient for this number of instances. You must also have available
        #     firewall and routes quota.
        #     For requests, this field should only be used in lieu of a
        #     "node_pool" object, since this configuration (along with the
        #     "node_config") will be used to create a "NodePool" object with an
        #     auto-generated name. Do not use this and a node_pool at the same time.
        #
        #     This field is deprecated, use node_pool.initial_node_count instead.
        # @!attribute [rw] node_config
        #   @return [::Google::Cloud::Container::V1beta1::NodeConfig]
        #     Parameters used in creating the cluster's nodes.
        #     For requests, this field should only be used in lieu of a
        #     "node_pool" object, since this configuration (along with the
        #     "initial_node_count") will be used to create a "NodePool" object with an
        #     auto-generated name. Do not use this and a node_pool at the same time.
        #     For responses, this field will be populated with the node configuration of
        #     the first node pool. (For configuration of each node pool, see
        #     `node_pool.config`)
        #
        #     If unspecified, the defaults are used.
        #     This field is deprecated, use node_pool.config instead.
        # @!attribute [rw] master_auth
        #   @return [::Google::Cloud::Container::V1beta1::MasterAuth]
        #     The authentication information for accessing the master endpoint.
        #     If unspecified, the defaults are used:
        #     For clusters before v1.12, if master_auth is unspecified, `username` will
        #     be set to "admin", a random password will be generated, and a client
        #     certificate will be issued.
        # @!attribute [rw] logging_service
        #   @return [::String]
        #     The logging service the cluster should use to write logs.
        #     Currently available options:
        #
        #     * `logging.googleapis.com/kubernetes` - The Cloud Logging
        #     service with a Kubernetes-native resource model
        #     * `logging.googleapis.com` - The legacy Cloud Logging service (no longer
        #       available as of GKE 1.15).
        #     * `none` - no logs will be exported from the cluster.
        #
        #     If left as an empty string,`logging.googleapis.com/kubernetes` will be
        #     used for GKE 1.14+ or `logging.googleapis.com` for earlier versions.
        # @!attribute [rw] monitoring_service
        #   @return [::String]
        #     The monitoring service the cluster should use to write metrics.
        #     Currently available options:
        #
        #     * "monitoring.googleapis.com/kubernetes" - The Cloud Monitoring
        #     service with a Kubernetes-native resource model
        #     * `monitoring.googleapis.com` - The legacy Cloud Monitoring service (no
        #       longer available as of GKE 1.15).
        #     * `none` - No metrics will be exported from the cluster.
        #
        #     If left as an empty string,`monitoring.googleapis.com/kubernetes` will be
        #     used for GKE 1.14+ or `monitoring.googleapis.com` for earlier versions.
        # @!attribute [rw] network
        #   @return [::String]
        #     The name of the Google Compute Engine
        #     [network](https://cloud.google.com/compute/docs/networks-and-firewalls#networks)
        #     to which the cluster is connected. If left unspecified, the `default`
        #     network will be used. On output this shows the network ID instead of the
        #     name.
        # @!attribute [rw] cluster_ipv4_cidr
        #   @return [::String]
        #     The IP address range of the container pods in this cluster, in
        #     [CIDR](http://en.wikipedia.org/wiki/Classless_Inter-Domain_Routing)
        #     notation (e.g. `10.96.0.0/14`). Leave blank to have
        #     one automatically chosen or specify a `/14` block in `10.0.0.0/8`.
        # @!attribute [rw] addons_config
        #   @return [::Google::Cloud::Container::V1beta1::AddonsConfig]
        #     Configurations for the various addons available to run in the cluster.
        # @!attribute [rw] subnetwork
        #   @return [::String]
        #     The name of the Google Compute Engine
        #     [subnetwork](https://cloud.google.com/compute/docs/subnetworks) to which
        #     the cluster is connected. On output this shows the subnetwork ID instead of
        #     the name.
        # @!attribute [rw] node_pools
        #   @return [::Array<::Google::Cloud::Container::V1beta1::NodePool>]
        #     The node pools associated with this cluster.
        #     This field should not be set if "node_config" or "initial_node_count" are
        #     specified.
        # @!attribute [rw] locations
        #   @return [::Array<::String>]
        #     The list of Google Compute Engine
        #     [zones](https://cloud.google.com/compute/docs/zones#available) in which the
        #     cluster's nodes should be located.
        #
        #     This field provides a default value if
        #     [NodePool.Locations](https://cloud.google.com/kubernetes-engine/docs/reference/rest/v1/projects.locations.clusters.nodePools#NodePool.FIELDS.locations)
        #     are not specified during node pool creation.
        #
        #     Warning: changing cluster locations will update the
        #     [NodePool.Locations](https://cloud.google.com/kubernetes-engine/docs/reference/rest/v1/projects.locations.clusters.nodePools#NodePool.FIELDS.locations)
        #     of all node pools and will result in nodes being added and/or removed.
        # @!attribute [rw] enable_kubernetes_alpha
        #   @return [::Boolean]
        #     Kubernetes alpha features are enabled on this cluster. This includes alpha
        #     API groups (e.g. v1beta1) and features that may not be production ready in
        #     the kubernetes version of the master and nodes.
        #     The cluster has no SLA for uptime and master/node upgrades are disabled.
        #     Alpha enabled clusters are automatically deleted thirty days after
        #     creation.
        # @!attribute [rw] resource_labels
        #   @return [::Google::Protobuf::Map{::String => ::String}]
        #     The resource labels for the cluster to use to annotate any related
        #     Google Compute Engine resources.
        # @!attribute [rw] label_fingerprint
        #   @return [::String]
        #     The fingerprint of the set of labels for this cluster.
        # @!attribute [rw] legacy_abac
        #   @return [::Google::Cloud::Container::V1beta1::LegacyAbac]
        #     Configuration for the legacy ABAC authorization mode.
        # @!attribute [rw] network_policy
        #   @return [::Google::Cloud::Container::V1beta1::NetworkPolicy]
        #     Configuration options for the NetworkPolicy feature.
        # @!attribute [rw] ip_allocation_policy
        #   @return [::Google::Cloud::Container::V1beta1::IPAllocationPolicy]
        #     Configuration for cluster IP allocation.
        # @!attribute [rw] master_authorized_networks_config
        #   @return [::Google::Cloud::Container::V1beta1::MasterAuthorizedNetworksConfig]
        #     The configuration options for master authorized networks feature.
        # @!attribute [rw] maintenance_policy
        #   @return [::Google::Cloud::Container::V1beta1::MaintenancePolicy]
        #     Configure the maintenance policy for this cluster.
        # @!attribute [rw] binary_authorization
        #   @return [::Google::Cloud::Container::V1beta1::BinaryAuthorization]
        #     Configuration for Binary Authorization.
        # @!attribute [rw] pod_security_policy_config
        #   @return [::Google::Cloud::Container::V1beta1::PodSecurityPolicyConfig]
        #     Configuration for the PodSecurityPolicy feature.
        # @!attribute [rw] autoscaling
        #   @return [::Google::Cloud::Container::V1beta1::ClusterAutoscaling]
        #     Cluster-level autoscaling configuration.
        # @!attribute [rw] network_config
        #   @return [::Google::Cloud::Container::V1beta1::NetworkConfig]
        #     Configuration for cluster networking.
        # @!attribute [rw] private_cluster
        #   @return [::Boolean]
        #     If this is a private cluster setup. Private clusters are clusters that, by
        #     default have no external IP addresses on the nodes and where nodes and the
        #     master communicate over private IP addresses.
        #     This field is deprecated, use private_cluster_config.enable_private_nodes
        #     instead.
        # @!attribute [rw] master_ipv4_cidr_block
        #   @return [::String]
        #     The IP prefix in CIDR notation to use for the hosted master network.
        #     This prefix will be used for assigning private IP addresses to the
        #     master or set of masters, as well as the ILB VIP.
        #     This field is deprecated, use
        #     private_cluster_config.master_ipv4_cidr_block instead.
        # @!attribute [rw] default_max_pods_constraint
        #   @return [::Google::Cloud::Container::V1beta1::MaxPodsConstraint]
        #     The default constraint on the maximum number of pods that can be run
        #     simultaneously on a node in the node pool of this cluster. Only honored
        #     if cluster created with IP Alias support.
        # @!attribute [rw] resource_usage_export_config
        #   @return [::Google::Cloud::Container::V1beta1::ResourceUsageExportConfig]
        #     Configuration for exporting resource usages. Resource usage export is
        #     disabled when this config unspecified.
        # @!attribute [rw] authenticator_groups_config
        #   @return [::Google::Cloud::Container::V1beta1::AuthenticatorGroupsConfig]
        #     Configuration controlling RBAC group membership information.
        # @!attribute [rw] private_cluster_config
        #   @return [::Google::Cloud::Container::V1beta1::PrivateClusterConfig]
        #     Configuration for private cluster.
        # @!attribute [rw] vertical_pod_autoscaling
        #   @return [::Google::Cloud::Container::V1beta1::VerticalPodAutoscaling]
        #     Cluster-level Vertical Pod Autoscaling configuration.
        # @!attribute [rw] shielded_nodes
        #   @return [::Google::Cloud::Container::V1beta1::ShieldedNodes]
        #     Shielded Nodes configuration.
        # @!attribute [rw] release_channel
        #   @return [::Google::Cloud::Container::V1beta1::ReleaseChannel]
        #     Release channel configuration.
        # @!attribute [rw] workload_identity_config
        #   @return [::Google::Cloud::Container::V1beta1::WorkloadIdentityConfig]
        #     Configuration for the use of Kubernetes Service Accounts in GCP IAM
        #     policies.
        # @!attribute [rw] cluster_telemetry
        #   @return [::Google::Cloud::Container::V1beta1::ClusterTelemetry]
        #     Telemetry integration for the cluster.
        # @!attribute [rw] tpu_config
        #   @return [::Google::Cloud::Container::V1beta1::TpuConfig]
        #     Configuration for Cloud TPU support;
        # @!attribute [rw] notification_config
        #   @return [::Google::Cloud::Container::V1beta1::NotificationConfig]
        #     Notification configuration of the cluster.
        # @!attribute [rw] confidential_nodes
        #   @return [::Google::Cloud::Container::V1beta1::ConfidentialNodes]
        #     Configuration of Confidential Nodes
        # @!attribute [rw] self_link
        #   @return [::String]
        #     [Output only] Server-defined URL for the resource.
        # @!attribute [rw] zone
        #   @return [::String]
        #     [Output only] The name of the Google Compute Engine
        #     [zone](https://cloud.google.com/compute/docs/zones#available) in which the
        #     cluster resides. This field is deprecated, use location instead.
        # @!attribute [rw] endpoint
        #   @return [::String]
        #     [Output only] The IP address of this cluster's master endpoint.
        #     The endpoint can be accessed from the internet at
        #     `https://username:password@endpoint/`.
        #
        #     See the `masterAuth` property of this resource for username and
        #     password information.
        # @!attribute [rw] initial_cluster_version
        #   @return [::String]
        #     The initial Kubernetes version for this cluster.  Valid versions are those
        #     found in validMasterVersions returned by getServerConfig.  The version can
        #     be upgraded over time; such upgrades are reflected in
        #     currentMasterVersion and currentNodeVersion.
        #
        #     Users may specify either explicit versions offered by
        #     Kubernetes Engine or version aliases, which have the following behavior:
        #
        #     - "latest": picks the highest valid Kubernetes version
        #     - "1.X": picks the highest valid patch+gke.N patch in the 1.X version
        #     - "1.X.Y": picks the highest valid gke.N patch in the 1.X.Y version
        #     - "1.X.Y-gke.N": picks an explicit Kubernetes version
        #     - "","-": picks the default Kubernetes version
        # @!attribute [rw] current_master_version
        #   @return [::String]
        #     [Output only] The current software version of the master endpoint.
        # @!attribute [rw] current_node_version
        #   @return [::String]
        #     [Output only] Deprecated, use
        #     [NodePool.version](https://cloud.google.com/kubernetes-engine/docs/reference/rest/v1beta1/projects.locations.clusters.nodePools)
        #     instead. The current version of the node software components.
        #     If they are currently at multiple versions because they're in the process
        #     of being upgraded, this reflects the minimum version of all nodes.
        # @!attribute [rw] create_time
        #   @return [::String]
        #     [Output only] The time the cluster was created, in
        #     [RFC3339](https://www.ietf.org/rfc/rfc3339.txt) text format.
        # @!attribute [rw] status
        #   @return [::Google::Cloud::Container::V1beta1::Cluster::Status]
        #     [Output only] The current status of this cluster.
        # @!attribute [rw] status_message
        #   @return [::String]
        #     [Output only] Deprecated. Use conditions instead.
        #     Additional information about the current status of this
        #     cluster, if available.
        # @!attribute [rw] node_ipv4_cidr_size
        #   @return [::Integer]
        #     [Output only] The size of the address space on each node for hosting
        #     containers. This is provisioned from within the `container_ipv4_cidr`
        #     range. This field will only be set when cluster is in route-based network
        #     mode.
        # @!attribute [rw] services_ipv4_cidr
        #   @return [::String]
        #     [Output only] The IP address range of the Kubernetes services in
        #     this cluster, in
        #     [CIDR](http://en.wikipedia.org/wiki/Classless_Inter-Domain_Routing)
        #     notation (e.g. `1.2.3.4/29`). Service addresses are
        #     typically put in the last `/16` from the container CIDR.
        # @!attribute [rw] instance_group_urls
        #   @return [::Array<::String>]
        #     Deprecated. Use node_pools.instance_group_urls.
        # @!attribute [rw] current_node_count
        #   @return [::Integer]
        #     [Output only]  The number of nodes currently in the cluster. Deprecated.
        #     Call Kubernetes API directly to retrieve node information.
        # @!attribute [rw] expire_time
        #   @return [::String]
        #     [Output only] The time the cluster will be automatically
        #     deleted in [RFC3339](https://www.ietf.org/rfc/rfc3339.txt) text format.
        # @!attribute [rw] location
        #   @return [::String]
        #     [Output only] The name of the Google Compute Engine
        #     [zone](https://cloud.google.com/compute/docs/regions-zones/regions-zones#available)
        #     or
        #     [region](https://cloud.google.com/compute/docs/regions-zones/regions-zones#available)
        #     in which the cluster resides.
        # @!attribute [rw] enable_tpu
        #   @return [::Boolean]
        #     Enable the ability to use Cloud TPUs in this cluster.
        #     This field is deprecated, use tpu_config.enabled instead.
        # @!attribute [rw] tpu_ipv4_cidr_block
        #   @return [::String]
        #     [Output only] The IP address range of the Cloud TPUs in this cluster, in
        #     [CIDR](http://en.wikipedia.org/wiki/Classless_Inter-Domain_Routing)
        #     notation (e.g. `1.2.3.4/29`).
        # @!attribute [rw] database_encryption
        #   @return [::Google::Cloud::Container::V1beta1::DatabaseEncryption]
        #     Configuration of etcd encryption.
        # @!attribute [rw] conditions
        #   @return [::Array<::Google::Cloud::Container::V1beta1::StatusCondition>]
        #     Which conditions caused the current cluster state.
        # @!attribute [rw] master
        #   @return [::Google::Cloud::Container::V1beta1::Master]
        #     Configuration for master components.
        class Cluster
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods

          # @!attribute [rw] key
          #   @return [::String]
          # @!attribute [rw] value
          #   @return [::String]
          class ResourceLabelsEntry
            include ::Google::Protobuf::MessageExts
            extend ::Google::Protobuf::MessageExts::ClassMethods
          end

          # The current status of the cluster.
          module Status
            # Not set.
            STATUS_UNSPECIFIED = 0

            # The PROVISIONING state indicates the cluster is being created.
            PROVISIONING = 1

            # The RUNNING state indicates the cluster has been created and is fully
            # usable.
            RUNNING = 2

            # The RECONCILING state indicates that some work is actively being done on
            # the cluster, such as upgrading the master or node software. Details can
            # be found in the `statusMessage` field.
            RECONCILING = 3

            # The STOPPING state indicates the cluster is being deleted.
            STOPPING = 4

            # The ERROR state indicates the cluster may be unusable. Details
            # can be found in the `statusMessage` field.
            ERROR = 5

            # The DEGRADED state indicates the cluster requires user action to restore
            # full functionality. Details can be found in the `statusMessage` field.
            DEGRADED = 6
          end
        end

        # ClusterUpdate describes an update to the cluster. Exactly one update can
        # be applied to a cluster with each request, so at most one field can be
        # provided.
        # @!attribute [rw] desired_node_version
        #   @return [::String]
        #     The Kubernetes version to change the nodes to (typically an
        #     upgrade).
        #
        #     Users may specify either explicit versions offered by
        #     Kubernetes Engine or version aliases, which have the following behavior:
        #
        #     - "latest": picks the highest valid Kubernetes version
        #     - "1.X": picks the highest valid patch+gke.N patch in the 1.X version
        #     - "1.X.Y": picks the highest valid gke.N patch in the 1.X.Y version
        #     - "1.X.Y-gke.N": picks an explicit Kubernetes version
        #     - "-": picks the Kubernetes master version
        # @!attribute [rw] desired_monitoring_service
        #   @return [::String]
        #     The monitoring service the cluster should use to write metrics.
        #     Currently available options:
        #
        #     * "monitoring.googleapis.com/kubernetes" - The Cloud Monitoring
        #     service with a Kubernetes-native resource model
        #     * `monitoring.googleapis.com` - The legacy Cloud Monitoring service (no
        #       longer available as of GKE 1.15).
        #     * `none` - No metrics will be exported from the cluster.
        #
        #     If left as an empty string,`monitoring.googleapis.com/kubernetes` will be
        #     used for GKE 1.14+ or `monitoring.googleapis.com` for earlier versions.
        # @!attribute [rw] desired_addons_config
        #   @return [::Google::Cloud::Container::V1beta1::AddonsConfig]
        #     Configurations for the various addons available to run in the cluster.
        # @!attribute [rw] desired_node_pool_id
        #   @return [::String]
        #     The node pool to be upgraded. This field is mandatory if
        #     "desired_node_version", "desired_image_family",
        #     "desired_node_pool_autoscaling", or "desired_workload_metadata_config"
        #     is specified and there is more than one node pool on the cluster.
        # @!attribute [rw] desired_image_type
        #   @return [::String]
        #     The desired image type for the node pool.
        #     NOTE: Set the "desired_node_pool" field as well.
        # @!attribute [rw] desired_node_pool_autoscaling
        #   @return [::Google::Cloud::Container::V1beta1::NodePoolAutoscaling]
        #     Autoscaler configuration for the node pool specified in
        #     desired_node_pool_id. If there is only one pool in the
        #     cluster and desired_node_pool_id is not provided then
        #     the change applies to that single node pool.
        # @!attribute [rw] desired_locations
        #   @return [::Array<::String>]
        #     The desired list of Google Compute Engine
        #     [zones](https://cloud.google.com/compute/docs/zones#available) in which the
        #     cluster's nodes should be located.
        #
        #     This list must always include the cluster's primary zone.
        #
        #     Warning: changing cluster locations will update the locations of all node
        #     pools and will result in nodes being added and/or removed.
        # @!attribute [rw] desired_master_authorized_networks_config
        #   @return [::Google::Cloud::Container::V1beta1::MasterAuthorizedNetworksConfig]
        #     The desired configuration options for master authorized networks feature.
        # @!attribute [rw] desired_pod_security_policy_config
        #   @return [::Google::Cloud::Container::V1beta1::PodSecurityPolicyConfig]
        #     The desired configuration options for the PodSecurityPolicy feature.
        # @!attribute [rw] desired_cluster_autoscaling
        #   @return [::Google::Cloud::Container::V1beta1::ClusterAutoscaling]
        #     Cluster-level autoscaling configuration.
        # @!attribute [rw] desired_binary_authorization
        #   @return [::Google::Cloud::Container::V1beta1::BinaryAuthorization]
        #     The desired configuration options for the Binary Authorization feature.
        # @!attribute [rw] desired_logging_service
        #   @return [::String]
        #     The logging service the cluster should use to write logs.
        #     Currently available options:
        #
        #     * `logging.googleapis.com/kubernetes` - The Cloud Logging
        #     service with a Kubernetes-native resource model
        #     * `logging.googleapis.com` - The legacy Cloud Logging service (no longer
        #       available as of GKE 1.15).
        #     * `none` - no logs will be exported from the cluster.
        #
        #     If left as an empty string,`logging.googleapis.com/kubernetes` will be
        #     used for GKE 1.14+ or `logging.googleapis.com` for earlier versions.
        # @!attribute [rw] desired_resource_usage_export_config
        #   @return [::Google::Cloud::Container::V1beta1::ResourceUsageExportConfig]
        #     The desired configuration for exporting resource usage.
        # @!attribute [rw] desired_vertical_pod_autoscaling
        #   @return [::Google::Cloud::Container::V1beta1::VerticalPodAutoscaling]
        #     Cluster-level Vertical Pod Autoscaling configuration.
        # @!attribute [rw] desired_private_cluster_config
        #   @return [::Google::Cloud::Container::V1beta1::PrivateClusterConfig]
        #     The desired private cluster configuration.
        # @!attribute [rw] desired_intra_node_visibility_config
        #   @return [::Google::Cloud::Container::V1beta1::IntraNodeVisibilityConfig]
        #     The desired config of Intra-node visibility.
        # @!attribute [rw] desired_default_snat_status
        #   @return [::Google::Cloud::Container::V1beta1::DefaultSnatStatus]
        #     The desired status of whether to disable default sNAT for this cluster.
        # @!attribute [rw] desired_cluster_telemetry
        #   @return [::Google::Cloud::Container::V1beta1::ClusterTelemetry]
        #     The desired telemetry integration for the cluster.
        # @!attribute [rw] desired_release_channel
        #   @return [::Google::Cloud::Container::V1beta1::ReleaseChannel]
        #     The desired release channel configuration.
        # @!attribute [rw] desired_tpu_config
        #   @return [::Google::Cloud::Container::V1beta1::TpuConfig]
        #     The desired Cloud TPU configuration.
        # @!attribute [rw] desired_datapath_provider
        #   @return [::Google::Cloud::Container::V1beta1::DatapathProvider]
        #     The desired datapath provider for the cluster.
        # @!attribute [rw] desired_notification_config
        #   @return [::Google::Cloud::Container::V1beta1::NotificationConfig]
        #     The desired notification configuration.
        # @!attribute [rw] desired_master_version
        #   @return [::String]
        #     The Kubernetes version to change the master to. The only valid value is the
        #     latest supported version.
        #
        #     Users may specify either explicit versions offered by
        #     Kubernetes Engine or version aliases, which have the following behavior:
        #
        #     - "latest": picks the highest valid Kubernetes version
        #     - "1.X": picks the highest valid patch+gke.N patch in the 1.X version
        #     - "1.X.Y": picks the highest valid gke.N patch in the 1.X.Y version
        #     - "1.X.Y-gke.N": picks an explicit Kubernetes version
        #     - "-": picks the default Kubernetes version
        # @!attribute [rw] desired_database_encryption
        #   @return [::Google::Cloud::Container::V1beta1::DatabaseEncryption]
        #     Configuration of etcd encryption.
        # @!attribute [rw] desired_workload_identity_config
        #   @return [::Google::Cloud::Container::V1beta1::WorkloadIdentityConfig]
        #     Configuration for Workload Identity.
        # @!attribute [rw] desired_shielded_nodes
        #   @return [::Google::Cloud::Container::V1beta1::ShieldedNodes]
        #     Configuration for Shielded Nodes.
        # @!attribute [rw] desired_master
        #   @return [::Google::Cloud::Container::V1beta1::Master]
        #     Configuration for master components.
        class ClusterUpdate
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods
        end

        # This operation resource represents operations that may have happened or are
        # happening on the cluster. All fields are output only.
        # @!attribute [rw] name
        #   @return [::String]
        #     The server-assigned ID for the operation.
        # @!attribute [rw] zone
        #   @return [::String]
        #     The name of the Google Compute Engine
        #     [zone](https://cloud.google.com/compute/docs/zones#available) in which the
        #     operation is taking place. This field is deprecated, use location instead.
        # @!attribute [rw] operation_type
        #   @return [::Google::Cloud::Container::V1beta1::Operation::Type]
        #     The operation type.
        # @!attribute [rw] status
        #   @return [::Google::Cloud::Container::V1beta1::Operation::Status]
        #     The current status of the operation.
        # @!attribute [rw] detail
        #   @return [::String]
        #     Detailed operation progress, if available.
        # @!attribute [r] status_message
        #   @return [::String]
        #     Output only. If an error has occurred, a textual description of the error.
        #     Deprecated. Use field error instead.
        # @!attribute [rw] self_link
        #   @return [::String]
        #     Server-defined URL for the resource.
        # @!attribute [rw] target_link
        #   @return [::String]
        #     Server-defined URL for the target of the operation.
        # @!attribute [rw] location
        #   @return [::String]
        #     [Output only] The name of the Google Compute Engine
        #     [zone](https://cloud.google.com/compute/docs/regions-zones/regions-zones#available)
        #     or
        #     [region](https://cloud.google.com/compute/docs/regions-zones/regions-zones#available)
        #     in which the cluster resides.
        # @!attribute [rw] start_time
        #   @return [::String]
        #     [Output only] The time the operation started, in
        #     [RFC3339](https://www.ietf.org/rfc/rfc3339.txt) text format.
        # @!attribute [rw] end_time
        #   @return [::String]
        #     [Output only] The time the operation completed, in
        #     [RFC3339](https://www.ietf.org/rfc/rfc3339.txt) text format.
        # @!attribute [r] progress
        #   @return [::Google::Cloud::Container::V1beta1::OperationProgress]
        #     Output only. [Output only] Progress information for an operation.
        # @!attribute [rw] cluster_conditions
        #   @return [::Array<::Google::Cloud::Container::V1beta1::StatusCondition>]
        #     Which conditions caused the current cluster state.
        #     Deprecated. Use field error instead.
        # @!attribute [rw] nodepool_conditions
        #   @return [::Array<::Google::Cloud::Container::V1beta1::StatusCondition>]
        #     Which conditions caused the current node pool state.
        #     Deprecated. Use field error instead.
        # @!attribute [rw] error
        #   @return [::Google::Rpc::Status]
        #     The error result of the operation in case of failure.
        class Operation
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods

          # Current status of the operation.
          module Status
            # Not set.
            STATUS_UNSPECIFIED = 0

            # The operation has been created.
            PENDING = 1

            # The operation is currently running.
            RUNNING = 2

            # The operation is done, either cancelled or completed.
            DONE = 3

            # The operation is aborting.
            ABORTING = 4
          end

          # Operation type.
          module Type
            # Not set.
            TYPE_UNSPECIFIED = 0

            # Cluster create.
            CREATE_CLUSTER = 1

            # Cluster delete.
            DELETE_CLUSTER = 2

            # A master upgrade.
            UPGRADE_MASTER = 3

            # A node upgrade.
            UPGRADE_NODES = 4

            # Cluster repair.
            REPAIR_CLUSTER = 5

            # Cluster update.
            UPDATE_CLUSTER = 6

            # Node pool create.
            CREATE_NODE_POOL = 7

            # Node pool delete.
            DELETE_NODE_POOL = 8

            # Set node pool management.
            SET_NODE_POOL_MANAGEMENT = 9

            # Automatic node pool repair.
            AUTO_REPAIR_NODES = 10

            # Automatic node upgrade.
            AUTO_UPGRADE_NODES = 11

            # Set labels.
            SET_LABELS = 12

            # Set/generate master auth materials
            SET_MASTER_AUTH = 13

            # Set node pool size.
            SET_NODE_POOL_SIZE = 14

            # Updates network policy for a cluster.
            SET_NETWORK_POLICY = 15

            # Set the maintenance policy.
            SET_MAINTENANCE_POLICY = 16
          end
        end

        # Information about operation (or operation stage) progress.
        # @!attribute [rw] name
        #   @return [::String]
        #     A non-parameterized string describing an operation stage.
        #     Unset for single-stage operations.
        # @!attribute [rw] status
        #   @return [::Google::Cloud::Container::V1beta1::Operation::Status]
        #     Status of an operation stage.
        #     Unset for single-stage operations.
        # @!attribute [rw] metrics
        #   @return [::Array<::Google::Cloud::Container::V1beta1::OperationProgress::Metric>]
        #     Progress metric bundle, for example:
        #       metrics: [\\{name: "nodes done",     int_value: 15},
        #                 \\{name: "nodes total",    int_value: 32}]
        #     or
        #       metrics: [\\{name: "progress",       double_value: 0.56},
        #                 \\{name: "progress scale", double_value: 1.0}]
        # @!attribute [rw] stages
        #   @return [::Array<::Google::Cloud::Container::V1beta1::OperationProgress>]
        #     Substages of an operation or a stage.
        class OperationProgress
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods

          # Progress metric is (string, int|float|string) pair.
          # @!attribute [rw] name
          #   @return [::String]
          #     Required. Metric name, e.g., "nodes total", "percent done".
          # @!attribute [rw] int_value
          #   @return [::Integer]
          #     For metrics with integer value.
          # @!attribute [rw] double_value
          #   @return [::Float]
          #     For metrics with floating point value.
          # @!attribute [rw] string_value
          #   @return [::String]
          #     For metrics with custom values (ratios, visual progress, etc.).
          class Metric
            include ::Google::Protobuf::MessageExts
            extend ::Google::Protobuf::MessageExts::ClassMethods
          end
        end

        # CreateClusterRequest creates a cluster.
        # @!attribute [rw] project_id
        #   @return [::String]
        #     Required. Deprecated. The Google Developers Console [project ID or project
        #     number](https://support.google.com/cloud/answer/6158840).
        #     This field has been deprecated and replaced by the parent field.
        # @!attribute [rw] zone
        #   @return [::String]
        #     Required. Deprecated. The name of the Google Compute Engine
        #     [zone](https://cloud.google.com/compute/docs/zones#available) in which the
        #     cluster resides. This field has been deprecated and replaced by the parent
        #     field.
        # @!attribute [rw] cluster
        #   @return [::Google::Cloud::Container::V1beta1::Cluster]
        #     Required. A [cluster
        #     resource](https://cloud.google.com/container-engine/reference/rest/v1beta1/projects.locations.clusters)
        # @!attribute [rw] parent
        #   @return [::String]
        #     The parent (project and location) where the cluster will be created.
        #     Specified in the format `projects/*/locations/*`.
        class CreateClusterRequest
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods
        end

        # GetClusterRequest gets the settings of a cluster.
        # @!attribute [rw] project_id
        #   @return [::String]
        #     Required. Deprecated. The Google Developers Console [project ID or project
        #     number](https://support.google.com/cloud/answer/6158840).
        #     This field has been deprecated and replaced by the name field.
        # @!attribute [rw] zone
        #   @return [::String]
        #     Required. Deprecated. The name of the Google Compute Engine
        #     [zone](https://cloud.google.com/compute/docs/zones#available) in which the
        #     cluster resides. This field has been deprecated and replaced by the name
        #     field.
        # @!attribute [rw] cluster_id
        #   @return [::String]
        #     Required. Deprecated. The name of the cluster to retrieve.
        #     This field has been deprecated and replaced by the name field.
        # @!attribute [rw] name
        #   @return [::String]
        #     The name (project, location, cluster) of the cluster to retrieve.
        #     Specified in the format `projects/*/locations/*/clusters/*`.
        class GetClusterRequest
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods
        end

        # UpdateClusterRequest updates the settings of a cluster.
        # @!attribute [rw] project_id
        #   @return [::String]
        #     Required. Deprecated. The Google Developers Console [project ID or project
        #     number](https://support.google.com/cloud/answer/6158840).
        #     This field has been deprecated and replaced by the name field.
        # @!attribute [rw] zone
        #   @return [::String]
        #     Required. Deprecated. The name of the Google Compute Engine
        #     [zone](https://cloud.google.com/compute/docs/zones#available) in which the
        #     cluster resides. This field has been deprecated and replaced by the name
        #     field.
        # @!attribute [rw] cluster_id
        #   @return [::String]
        #     Required. Deprecated. The name of the cluster to upgrade.
        #     This field has been deprecated and replaced by the name field.
        # @!attribute [rw] update
        #   @return [::Google::Cloud::Container::V1beta1::ClusterUpdate]
        #     Required. A description of the update.
        # @!attribute [rw] name
        #   @return [::String]
        #     The name (project, location, cluster) of the cluster to update.
        #     Specified in the format `projects/*/locations/*/clusters/*`.
        class UpdateClusterRequest
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods
        end

        # SetNodePoolVersionRequest updates the version of a node pool.
        # @!attribute [rw] project_id
        #   @return [::String]
        #     Required. Deprecated. The Google Developers Console [project ID or project
        #     number](https://support.google.com/cloud/answer/6158840).
        #     This field has been deprecated and replaced by the name field.
        # @!attribute [rw] zone
        #   @return [::String]
        #     Required. Deprecated. The name of the Google Compute Engine
        #     [zone](https://cloud.google.com/compute/docs/zones#available) in which the
        #     cluster resides. This field has been deprecated and replaced by the name
        #     field.
        # @!attribute [rw] cluster_id
        #   @return [::String]
        #     Required. Deprecated. The name of the cluster to upgrade.
        #     This field has been deprecated and replaced by the name field.
        # @!attribute [rw] node_pool_id
        #   @return [::String]
        #     Required. Deprecated. The name of the node pool to upgrade.
        #     This field has been deprecated and replaced by the name field.
        # @!attribute [rw] node_version
        #   @return [::String]
        #     Required. The Kubernetes version to change the nodes to (typically an
        #     upgrade).
        #
        #     Users may specify either explicit versions offered by Kubernetes Engine or
        #     version aliases, which have the following behavior:
        #
        #     - "latest": picks the highest valid Kubernetes version
        #     - "1.X": picks the highest valid patch+gke.N patch in the 1.X version
        #     - "1.X.Y": picks the highest valid gke.N patch in the 1.X.Y version
        #     - "1.X.Y-gke.N": picks an explicit Kubernetes version
        #     - "-": picks the Kubernetes master version
        # @!attribute [rw] image_type
        #   @return [::String]
        #     Required. The desired image type for the node pool.
        # @!attribute [rw] locations
        #   @return [::Array<::String>]
        #     The desired list of Google Compute Engine
        #     [zones](https://cloud.google.com/compute/docs/zones#available) in which the
        #     node pool's nodes should be located. Changing the locations for a node pool
        #     will result in nodes being either created or removed from the node pool,
        #     depending on whether locations are being added or removed.
        # @!attribute [rw] workload_metadata_config
        #   @return [::Google::Cloud::Container::V1beta1::WorkloadMetadataConfig]
        #     The desired workload metadata config for the node pool.
        # @!attribute [rw] name
        #   @return [::String]
        #     The name (project, location, cluster, node pool) of the node pool to
        #     update. Specified in the format
        #     `projects/*/locations/*/clusters/*/nodePools/*`.
        # @!attribute [rw] upgrade_settings
        #   @return [::Google::Cloud::Container::V1beta1::NodePool::UpgradeSettings]
        #     Upgrade settings control disruption and speed of the upgrade.
        # @!attribute [rw] linux_node_config
        #   @return [::Google::Cloud::Container::V1beta1::LinuxNodeConfig]
        #     Parameters that can be configured on Linux nodes.
        # @!attribute [rw] kubelet_config
        #   @return [::Google::Cloud::Container::V1beta1::NodeKubeletConfig]
        #     Node kubelet configs.
        class UpdateNodePoolRequest
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods
        end

        # SetNodePoolAutoscalingRequest sets the autoscaler settings of a node pool.
        # @!attribute [rw] project_id
        #   @return [::String]
        #     Required. Deprecated. The Google Developers Console [project ID or project
        #     number](https://support.google.com/cloud/answer/6158840).
        #     This field has been deprecated and replaced by the name field.
        # @!attribute [rw] zone
        #   @return [::String]
        #     Required. Deprecated. The name of the Google Compute Engine
        #     [zone](https://cloud.google.com/compute/docs/zones#available) in which the
        #     cluster resides. This field has been deprecated and replaced by the name
        #     field.
        # @!attribute [rw] cluster_id
        #   @return [::String]
        #     Required. Deprecated. The name of the cluster to upgrade.
        #     This field has been deprecated and replaced by the name field.
        # @!attribute [rw] node_pool_id
        #   @return [::String]
        #     Required. Deprecated. The name of the node pool to upgrade.
        #     This field has been deprecated and replaced by the name field.
        # @!attribute [rw] autoscaling
        #   @return [::Google::Cloud::Container::V1beta1::NodePoolAutoscaling]
        #     Required. Autoscaling configuration for the node pool.
        # @!attribute [rw] name
        #   @return [::String]
        #     The name (project, location, cluster, node pool) of the node pool to set
        #     autoscaler settings. Specified in the format
        #     `projects/*/locations/*/clusters/*/nodePools/*`.
        class SetNodePoolAutoscalingRequest
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods
        end

        # SetLoggingServiceRequest sets the logging service of a cluster.
        # @!attribute [rw] project_id
        #   @return [::String]
        #     Required. Deprecated. The Google Developers Console [project ID or project
        #     number](https://support.google.com/cloud/answer/6158840).
        #     This field has been deprecated and replaced by the name field.
        # @!attribute [rw] zone
        #   @return [::String]
        #     Required. Deprecated. The name of the Google Compute Engine
        #     [zone](https://cloud.google.com/compute/docs/zones#available) in which the
        #     cluster resides. This field has been deprecated and replaced by the name
        #     field.
        # @!attribute [rw] cluster_id
        #   @return [::String]
        #     Required. Deprecated. The name of the cluster to upgrade.
        #     This field has been deprecated and replaced by the name field.
        # @!attribute [rw] logging_service
        #   @return [::String]
        #     Required. The logging service the cluster should use to write logs.
        #     Currently available options:
        #
        #     * `logging.googleapis.com/kubernetes` - The Cloud Logging
        #     service with a Kubernetes-native resource model
        #     * `logging.googleapis.com` - The legacy Cloud Logging service (no longer
        #       available as of GKE 1.15).
        #     * `none` - no logs will be exported from the cluster.
        #
        #     If left as an empty string,`logging.googleapis.com/kubernetes` will be
        #     used for GKE 1.14+ or `logging.googleapis.com` for earlier versions.
        # @!attribute [rw] name
        #   @return [::String]
        #     The name (project, location, cluster) of the cluster to set logging.
        #     Specified in the format `projects/*/locations/*/clusters/*`.
        class SetLoggingServiceRequest
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods
        end

        # SetMonitoringServiceRequest sets the monitoring service of a cluster.
        # @!attribute [rw] project_id
        #   @return [::String]
        #     Required. Deprecated. The Google Developers Console [project ID or project
        #     number](https://support.google.com/cloud/answer/6158840).
        #     This field has been deprecated and replaced by the name field.
        # @!attribute [rw] zone
        #   @return [::String]
        #     Required. Deprecated. The name of the Google Compute Engine
        #     [zone](https://cloud.google.com/compute/docs/zones#available) in which the
        #     cluster resides. This field has been deprecated and replaced by the name
        #     field.
        # @!attribute [rw] cluster_id
        #   @return [::String]
        #     Required. Deprecated. The name of the cluster to upgrade.
        #     This field has been deprecated and replaced by the name field.
        # @!attribute [rw] monitoring_service
        #   @return [::String]
        #     Required. The monitoring service the cluster should use to write metrics.
        #     Currently available options:
        #
        #     * "monitoring.googleapis.com/kubernetes" - The Cloud Monitoring
        #     service with a Kubernetes-native resource model
        #     * `monitoring.googleapis.com` - The legacy Cloud Monitoring service (no
        #       longer available as of GKE 1.15).
        #     * `none` - No metrics will be exported from the cluster.
        #
        #     If left as an empty string,`monitoring.googleapis.com/kubernetes` will be
        #     used for GKE 1.14+ or `monitoring.googleapis.com` for earlier versions.
        # @!attribute [rw] name
        #   @return [::String]
        #     The name (project, location, cluster) of the cluster to set monitoring.
        #     Specified in the format `projects/*/locations/*/clusters/*`.
        class SetMonitoringServiceRequest
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods
        end

        # SetAddonsRequest sets the addons associated with the cluster.
        # @!attribute [rw] project_id
        #   @return [::String]
        #     Required. Deprecated. The Google Developers Console [project ID or project
        #     number](https://support.google.com/cloud/answer/6158840).
        #     This field has been deprecated and replaced by the name field.
        # @!attribute [rw] zone
        #   @return [::String]
        #     Required. Deprecated. The name of the Google Compute Engine
        #     [zone](https://cloud.google.com/compute/docs/zones#available) in which the
        #     cluster resides. This field has been deprecated and replaced by the name
        #     field.
        # @!attribute [rw] cluster_id
        #   @return [::String]
        #     Required. Deprecated. The name of the cluster to upgrade.
        #     This field has been deprecated and replaced by the name field.
        # @!attribute [rw] addons_config
        #   @return [::Google::Cloud::Container::V1beta1::AddonsConfig]
        #     Required. The desired configurations for the various addons available to run in the
        #     cluster.
        # @!attribute [rw] name
        #   @return [::String]
        #     The name (project, location, cluster) of the cluster to set addons.
        #     Specified in the format `projects/*/locations/*/clusters/*`.
        class SetAddonsConfigRequest
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods
        end

        # SetLocationsRequest sets the locations of the cluster.
        # @!attribute [rw] project_id
        #   @return [::String]
        #     Required. Deprecated. The Google Developers Console [project ID or project
        #     number](https://support.google.com/cloud/answer/6158840).
        #     This field has been deprecated and replaced by the name field.
        # @!attribute [rw] zone
        #   @return [::String]
        #     Required. Deprecated. The name of the Google Compute Engine
        #     [zone](https://cloud.google.com/compute/docs/zones#available) in which the
        #     cluster resides. This field has been deprecated and replaced by the name
        #     field.
        # @!attribute [rw] cluster_id
        #   @return [::String]
        #     Required. Deprecated. The name of the cluster to upgrade.
        #     This field has been deprecated and replaced by the name field.
        # @!attribute [rw] locations
        #   @return [::Array<::String>]
        #     Required. The desired list of Google Compute Engine
        #     [zones](https://cloud.google.com/compute/docs/zones#available) in which the
        #     cluster's nodes should be located. Changing the locations a cluster is in
        #     will result in nodes being either created or removed from the cluster,
        #     depending on whether locations are being added or removed.
        #
        #     This list must always include the cluster's primary zone.
        # @!attribute [rw] name
        #   @return [::String]
        #     The name (project, location, cluster) of the cluster to set locations.
        #     Specified in the format `projects/*/locations/*/clusters/*`.
        class SetLocationsRequest
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods
        end

        # UpdateMasterRequest updates the master of the cluster.
        # @!attribute [rw] project_id
        #   @return [::String]
        #     Required. Deprecated. The Google Developers Console [project ID or project
        #     number](https://support.google.com/cloud/answer/6158840).
        #     This field has been deprecated and replaced by the name field.
        # @!attribute [rw] zone
        #   @return [::String]
        #     Required. Deprecated. The name of the Google Compute Engine
        #     [zone](https://cloud.google.com/compute/docs/zones#available) in which the
        #     cluster resides. This field has been deprecated and replaced by the name
        #     field.
        # @!attribute [rw] cluster_id
        #   @return [::String]
        #     Required. Deprecated. The name of the cluster to upgrade.
        #     This field has been deprecated and replaced by the name field.
        # @!attribute [rw] master_version
        #   @return [::String]
        #     Required. The Kubernetes version to change the master to.
        #
        #     Users may specify either explicit versions offered by
        #     Kubernetes Engine or version aliases, which have the following behavior:
        #
        #     - "latest": picks the highest valid Kubernetes version
        #     - "1.X": picks the highest valid patch+gke.N patch in the 1.X version
        #     - "1.X.Y": picks the highest valid gke.N patch in the 1.X.Y version
        #     - "1.X.Y-gke.N": picks an explicit Kubernetes version
        #     - "-": picks the default Kubernetes version
        # @!attribute [rw] name
        #   @return [::String]
        #     The name (project, location, cluster) of the cluster to update.
        #     Specified in the format `projects/*/locations/*/clusters/*`.
        class UpdateMasterRequest
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods
        end

        # SetMasterAuthRequest updates the admin password of a cluster.
        # @!attribute [rw] project_id
        #   @return [::String]
        #     Required. Deprecated. The Google Developers Console [project ID or project
        #     number](https://support.google.com/cloud/answer/6158840).
        #     This field has been deprecated and replaced by the name field.
        # @!attribute [rw] zone
        #   @return [::String]
        #     Required. Deprecated. The name of the Google Compute Engine
        #     [zone](https://cloud.google.com/compute/docs/zones#available) in which the
        #     cluster resides. This field has been deprecated and replaced by the name
        #     field.
        # @!attribute [rw] cluster_id
        #   @return [::String]
        #     Required. Deprecated. The name of the cluster to upgrade.
        #     This field has been deprecated and replaced by the name field.
        # @!attribute [rw] action
        #   @return [::Google::Cloud::Container::V1beta1::SetMasterAuthRequest::Action]
        #     Required. The exact form of action to be taken on the master auth.
        # @!attribute [rw] update
        #   @return [::Google::Cloud::Container::V1beta1::MasterAuth]
        #     Required. A description of the update.
        # @!attribute [rw] name
        #   @return [::String]
        #     The name (project, location, cluster) of the cluster to set auth.
        #     Specified in the format `projects/*/locations/*/clusters/*`.
        class SetMasterAuthRequest
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods

          # Operation type: what type update to perform.
          module Action
            # Operation is unknown and will error out.
            UNKNOWN = 0

            # Set the password to a user generated value.
            SET_PASSWORD = 1

            # Generate a new password and set it to that.
            GENERATE_PASSWORD = 2

            # Set the username.  If an empty username is provided, basic authentication
            # is disabled for the cluster.  If a non-empty username is provided, basic
            # authentication is enabled, with either a provided password or a generated
            # one.
            SET_USERNAME = 3
          end
        end

        # DeleteClusterRequest deletes a cluster.
        # @!attribute [rw] project_id
        #   @return [::String]
        #     Required. Deprecated. The Google Developers Console [project ID or project
        #     number](https://support.google.com/cloud/answer/6158840).
        #     This field has been deprecated and replaced by the name field.
        # @!attribute [rw] zone
        #   @return [::String]
        #     Required. Deprecated. The name of the Google Compute Engine
        #     [zone](https://cloud.google.com/compute/docs/zones#available) in which the
        #     cluster resides. This field has been deprecated and replaced by the name
        #     field.
        # @!attribute [rw] cluster_id
        #   @return [::String]
        #     Required. Deprecated. The name of the cluster to delete.
        #     This field has been deprecated and replaced by the name field.
        # @!attribute [rw] name
        #   @return [::String]
        #     The name (project, location, cluster) of the cluster to delete.
        #     Specified in the format `projects/*/locations/*/clusters/*`.
        class DeleteClusterRequest
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods
        end

        # ListClustersRequest lists clusters.
        # @!attribute [rw] project_id
        #   @return [::String]
        #     Required. Deprecated. The Google Developers Console [project ID or project
        #     number](https://support.google.com/cloud/answer/6158840).
        #     This field has been deprecated and replaced by the parent field.
        # @!attribute [rw] zone
        #   @return [::String]
        #     Required. Deprecated. The name of the Google Compute Engine
        #     [zone](https://cloud.google.com/compute/docs/zones#available) in which the
        #     cluster resides, or "-" for all zones. This field has been deprecated and
        #     replaced by the parent field.
        # @!attribute [rw] parent
        #   @return [::String]
        #     The parent (project and location) where the clusters will be listed.
        #     Specified in the format `projects/*/locations/*`.
        #     Location "-" matches all zones and all regions.
        class ListClustersRequest
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods
        end

        # ListClustersResponse is the result of ListClustersRequest.
        # @!attribute [rw] clusters
        #   @return [::Array<::Google::Cloud::Container::V1beta1::Cluster>]
        #     A list of clusters in the project in the specified zone, or
        #     across all ones.
        # @!attribute [rw] missing_zones
        #   @return [::Array<::String>]
        #     If any zones are listed here, the list of clusters returned
        #     may be missing those zones.
        class ListClustersResponse
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods
        end

        # GetOperationRequest gets a single operation.
        # @!attribute [rw] project_id
        #   @return [::String]
        #     Required. Deprecated. The Google Developers Console [project ID or project
        #     number](https://support.google.com/cloud/answer/6158840).
        #     This field has been deprecated and replaced by the name field.
        # @!attribute [rw] zone
        #   @return [::String]
        #     Required. Deprecated. The name of the Google Compute Engine
        #     [zone](https://cloud.google.com/compute/docs/zones#available) in which the
        #     cluster resides. This field has been deprecated and replaced by the name
        #     field.
        # @!attribute [rw] operation_id
        #   @return [::String]
        #     Required. Deprecated. The server-assigned `name` of the operation.
        #     This field has been deprecated and replaced by the name field.
        # @!attribute [rw] name
        #   @return [::String]
        #     The name (project, location, operation id) of the operation to get.
        #     Specified in the format `projects/*/locations/*/operations/*`.
        class GetOperationRequest
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods
        end

        # ListOperationsRequest lists operations.
        # @!attribute [rw] project_id
        #   @return [::String]
        #     Required. Deprecated. The Google Developers Console [project ID or project
        #     number](https://support.google.com/cloud/answer/6158840).
        #     This field has been deprecated and replaced by the parent field.
        # @!attribute [rw] zone
        #   @return [::String]
        #     Required. Deprecated. The name of the Google Compute Engine
        #     [zone](https://cloud.google.com/compute/docs/zones#available) to return
        #     operations for, or `-` for all zones. This field has been deprecated and
        #     replaced by the parent field.
        # @!attribute [rw] parent
        #   @return [::String]
        #     The parent (project and location) where the operations will be listed.
        #     Specified in the format `projects/*/locations/*`.
        #     Location "-" matches all zones and all regions.
        class ListOperationsRequest
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods
        end

        # CancelOperationRequest cancels a single operation.
        # @!attribute [rw] project_id
        #   @return [::String]
        #     Required. Deprecated. The Google Developers Console [project ID or project
        #     number](https://support.google.com/cloud/answer/6158840).
        #     This field has been deprecated and replaced by the name field.
        # @!attribute [rw] zone
        #   @return [::String]
        #     Required. Deprecated. The name of the Google Compute Engine
        #     [zone](https://cloud.google.com/compute/docs/zones#available) in which the
        #     operation resides. This field has been deprecated and replaced by the name
        #     field.
        # @!attribute [rw] operation_id
        #   @return [::String]
        #     Required. Deprecated. The server-assigned `name` of the operation.
        #     This field has been deprecated and replaced by the name field.
        # @!attribute [rw] name
        #   @return [::String]
        #     The name (project, location, operation id) of the operation to cancel.
        #     Specified in the format `projects/*/locations/*/operations/*`.
        class CancelOperationRequest
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods
        end

        # ListOperationsResponse is the result of ListOperationsRequest.
        # @!attribute [rw] operations
        #   @return [::Array<::Google::Cloud::Container::V1beta1::Operation>]
        #     A list of operations in the project in the specified zone.
        # @!attribute [rw] missing_zones
        #   @return [::Array<::String>]
        #     If any zones are listed here, the list of operations returned
        #     may be missing the operations from those zones.
        class ListOperationsResponse
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods
        end

        # Gets the current Kubernetes Engine service configuration.
        # @!attribute [rw] project_id
        #   @return [::String]
        #     Required. Deprecated. The Google Developers Console [project ID or project
        #     number](https://support.google.com/cloud/answer/6158840).
        #     This field has been deprecated and replaced by the name field.
        # @!attribute [rw] zone
        #   @return [::String]
        #     Required. Deprecated. The name of the Google Compute Engine
        #     [zone](https://cloud.google.com/compute/docs/zones#available) to return
        #     operations for. This field has been deprecated and replaced by the name
        #     field.
        # @!attribute [rw] name
        #   @return [::String]
        #     The name (project and location) of the server config to get,
        #     specified in the format `projects/*/locations/*`.
        class GetServerConfigRequest
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods
        end

        # Kubernetes Engine service configuration.
        # @!attribute [rw] default_cluster_version
        #   @return [::String]
        #     Version of Kubernetes the service deploys by default.
        # @!attribute [rw] valid_node_versions
        #   @return [::Array<::String>]
        #     List of valid node upgrade target versions, in descending order.
        # @!attribute [rw] default_image_type
        #   @return [::String]
        #     Default image type.
        # @!attribute [rw] valid_image_types
        #   @return [::Array<::String>]
        #     List of valid image types.
        # @!attribute [rw] valid_master_versions
        #   @return [::Array<::String>]
        #     List of valid master versions, in descending order.
        # @!attribute [rw] channels
        #   @return [::Array<::Google::Cloud::Container::V1beta1::ServerConfig::ReleaseChannelConfig>]
        #     List of release channel configurations.
        class ServerConfig
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods

          # ReleaseChannelConfig exposes configuration for a release channel.
          # @!attribute [rw] channel
          #   @return [::Google::Cloud::Container::V1beta1::ReleaseChannel::Channel]
          #     The release channel this configuration applies to.
          # @!attribute [rw] default_version
          #   @return [::String]
          #     The default version for newly created clusters on the channel.
          # @!attribute [rw] available_versions
          #   @return [::Array<::Google::Cloud::Container::V1beta1::ServerConfig::ReleaseChannelConfig::AvailableVersion>]
          #     Deprecated.
          #     This field has been deprecated and replaced with the valid_versions
          #     field.
          # @!attribute [rw] valid_versions
          #   @return [::Array<::String>]
          #     List of valid versions for the channel.
          class ReleaseChannelConfig
            include ::Google::Protobuf::MessageExts
            extend ::Google::Protobuf::MessageExts::ClassMethods

            # Deprecated.
            # @!attribute [rw] version
            #   @return [::String]
            #     Kubernetes version.
            # @!attribute [rw] reason
            #   @return [::String]
            #     Reason for availability.
            class AvailableVersion
              include ::Google::Protobuf::MessageExts
              extend ::Google::Protobuf::MessageExts::ClassMethods
            end
          end
        end

        # CreateNodePoolRequest creates a node pool for a cluster.
        # @!attribute [rw] project_id
        #   @return [::String]
        #     Required. Deprecated. The Google Developers Console [project ID or project
        #     number](https://developers.google.com/console/help/new/#projectnumber).
        #     This field has been deprecated and replaced by the parent field.
        # @!attribute [rw] zone
        #   @return [::String]
        #     Required. Deprecated. The name of the Google Compute Engine
        #     [zone](https://cloud.google.com/compute/docs/zones#available) in which the
        #     cluster resides. This field has been deprecated and replaced by the parent
        #     field.
        # @!attribute [rw] cluster_id
        #   @return [::String]
        #     Required. Deprecated. The name of the cluster.
        #     This field has been deprecated and replaced by the parent field.
        # @!attribute [rw] node_pool
        #   @return [::Google::Cloud::Container::V1beta1::NodePool]
        #     Required. The node pool to create.
        # @!attribute [rw] parent
        #   @return [::String]
        #     The parent (project, location, cluster id) where the node pool will be
        #     created. Specified in the format
        #     `projects/*/locations/*/clusters/*`.
        class CreateNodePoolRequest
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods
        end

        # DeleteNodePoolRequest deletes a node pool for a cluster.
        # @!attribute [rw] project_id
        #   @return [::String]
        #     Required. Deprecated. The Google Developers Console [project ID or project
        #     number](https://developers.google.com/console/help/new/#projectnumber).
        #     This field has been deprecated and replaced by the name field.
        # @!attribute [rw] zone
        #   @return [::String]
        #     Required. Deprecated. The name of the Google Compute Engine
        #     [zone](https://cloud.google.com/compute/docs/zones#available) in which the
        #     cluster resides. This field has been deprecated and replaced by the name
        #     field.
        # @!attribute [rw] cluster_id
        #   @return [::String]
        #     Required. Deprecated. The name of the cluster.
        #     This field has been deprecated and replaced by the name field.
        # @!attribute [rw] node_pool_id
        #   @return [::String]
        #     Required. Deprecated. The name of the node pool to delete.
        #     This field has been deprecated and replaced by the name field.
        # @!attribute [rw] name
        #   @return [::String]
        #     The name (project, location, cluster, node pool id) of the node pool to
        #     delete. Specified in the format
        #     `projects/*/locations/*/clusters/*/nodePools/*`.
        class DeleteNodePoolRequest
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods
        end

        # ListNodePoolsRequest lists the node pool(s) for a cluster.
        # @!attribute [rw] project_id
        #   @return [::String]
        #     Required. Deprecated. The Google Developers Console [project ID or project
        #     number](https://developers.google.com/console/help/new/#projectnumber).
        #     This field has been deprecated and replaced by the parent field.
        # @!attribute [rw] zone
        #   @return [::String]
        #     Required. Deprecated. The name of the Google Compute Engine
        #     [zone](https://cloud.google.com/compute/docs/zones#available) in which the
        #     cluster resides. This field has been deprecated and replaced by the parent
        #     field.
        # @!attribute [rw] cluster_id
        #   @return [::String]
        #     Required. Deprecated. The name of the cluster.
        #     This field has been deprecated and replaced by the parent field.
        # @!attribute [rw] parent
        #   @return [::String]
        #     The parent (project, location, cluster id) where the node pools will be
        #     listed. Specified in the format `projects/*/locations/*/clusters/*`.
        class ListNodePoolsRequest
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods
        end

        # GetNodePoolRequest retrieves a node pool for a cluster.
        # @!attribute [rw] project_id
        #   @return [::String]
        #     Required. Deprecated. The Google Developers Console [project ID or project
        #     number](https://developers.google.com/console/help/new/#projectnumber).
        #     This field has been deprecated and replaced by the name field.
        # @!attribute [rw] zone
        #   @return [::String]
        #     Required. Deprecated. The name of the Google Compute Engine
        #     [zone](https://cloud.google.com/compute/docs/zones#available) in which the
        #     cluster resides. This field has been deprecated and replaced by the name
        #     field.
        # @!attribute [rw] cluster_id
        #   @return [::String]
        #     Required. Deprecated. The name of the cluster.
        #     This field has been deprecated and replaced by the name field.
        # @!attribute [rw] node_pool_id
        #   @return [::String]
        #     Required. Deprecated. The name of the node pool.
        #     This field has been deprecated and replaced by the name field.
        # @!attribute [rw] name
        #   @return [::String]
        #     The name (project, location, cluster, node pool id) of the node pool to
        #     get. Specified in the format
        #     `projects/*/locations/*/clusters/*/nodePools/*`.
        class GetNodePoolRequest
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods
        end

        # NodePool contains the name and configuration for a cluster's node pool.
        # Node pools are a set of nodes (i.e. VM's), with a common configuration and
        # specification, under the control of the cluster master. They may have a set
        # of Kubernetes labels applied to them, which may be used to reference them
        # during pod scheduling. They may also be resized up or down, to accommodate
        # the workload.
        # @!attribute [rw] name
        #   @return [::String]
        #     The name of the node pool.
        # @!attribute [rw] config
        #   @return [::Google::Cloud::Container::V1beta1::NodeConfig]
        #     The node configuration of the pool.
        # @!attribute [rw] initial_node_count
        #   @return [::Integer]
        #     The initial node count for the pool. You must ensure that your
        #     Compute Engine [resource quota](https://cloud.google.com/compute/quotas)
        #     is sufficient for this number of instances. You must also have available
        #     firewall and routes quota.
        # @!attribute [rw] locations
        #   @return [::Array<::String>]
        #     The list of Google Compute Engine
        #     [zones](https://cloud.google.com/compute/docs/zones#available) in which the
        #     NodePool's nodes should be located.
        #
        #     If this value is unspecified during node pool creation, the
        #     [Cluster.Locations](https://cloud.google.com/kubernetes-engine/docs/reference/rest/v1/projects.locations.clusters#Cluster.FIELDS.locations)
        #     value will be used, instead.
        #
        #     Warning: changing node pool locations will result in nodes being added
        #     and/or removed.
        # @!attribute [rw] self_link
        #   @return [::String]
        #     [Output only] Server-defined URL for the resource.
        # @!attribute [rw] version
        #   @return [::String]
        #     The version of the Kubernetes of this node.
        # @!attribute [rw] instance_group_urls
        #   @return [::Array<::String>]
        #     [Output only] The resource URLs of the [managed instance
        #     groups](https://cloud.google.com/compute/docs/instance-groups/creating-groups-of-managed-instances)
        #     associated with this node pool.
        # @!attribute [rw] status
        #   @return [::Google::Cloud::Container::V1beta1::NodePool::Status]
        #     [Output only] The status of the nodes in this pool instance.
        # @!attribute [rw] status_message
        #   @return [::String]
        #     [Output only] Deprecated. Use conditions instead.
        #     Additional information about the current status of this
        #     node pool instance, if available.
        # @!attribute [rw] autoscaling
        #   @return [::Google::Cloud::Container::V1beta1::NodePoolAutoscaling]
        #     Autoscaler configuration for this NodePool. Autoscaler is enabled
        #     only if a valid configuration is present.
        # @!attribute [rw] management
        #   @return [::Google::Cloud::Container::V1beta1::NodeManagement]
        #     NodeManagement configuration for this NodePool.
        # @!attribute [rw] max_pods_constraint
        #   @return [::Google::Cloud::Container::V1beta1::MaxPodsConstraint]
        #     The constraint on the maximum number of pods that can be run
        #     simultaneously on a node in the node pool.
        # @!attribute [rw] conditions
        #   @return [::Array<::Google::Cloud::Container::V1beta1::StatusCondition>]
        #     Which conditions caused the current node pool state.
        # @!attribute [rw] pod_ipv4_cidr_size
        #   @return [::Integer]
        #     [Output only] The pod CIDR block size per node in this node pool.
        # @!attribute [rw] upgrade_settings
        #   @return [::Google::Cloud::Container::V1beta1::NodePool::UpgradeSettings]
        #     Upgrade settings control disruption and speed of the upgrade.
        class NodePool
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods

          # These upgrade settings control the level of parallelism and the level of
          # disruption caused by an upgrade.
          #
          # maxUnavailable controls the number of nodes that can be simultaneously
          # unavailable.
          #
          # maxSurge controls the number of additional nodes that can be added to the
          # node pool temporarily for the time of the upgrade to increase the number of
          # available nodes.
          #
          # (maxUnavailable + maxSurge) determines the level of parallelism (how many
          # nodes are being upgraded at the same time).
          #
          # Note: upgrades inevitably introduce some disruption since workloads need to
          # be moved from old nodes to new, upgraded ones. Even if maxUnavailable=0,
          # this holds true. (Disruption stays within the limits of
          # PodDisruptionBudget, if it is configured.)
          #
          # Consider a hypothetical node pool with 5 nodes having maxSurge=2,
          # maxUnavailable=1. This means the upgrade process upgrades 3 nodes
          # simultaneously. It creates 2 additional (upgraded) nodes, then it brings
          # down 3 old (not yet upgraded) nodes at the same time. This ensures that
          # there are always at least 4 nodes available.
          # @!attribute [rw] max_surge
          #   @return [::Integer]
          #     The maximum number of nodes that can be created beyond the current size
          #     of the node pool during the upgrade process.
          # @!attribute [rw] max_unavailable
          #   @return [::Integer]
          #     The maximum number of nodes that can be simultaneously unavailable during
          #     the upgrade process. A node is considered available if its status is
          #     Ready.
          class UpgradeSettings
            include ::Google::Protobuf::MessageExts
            extend ::Google::Protobuf::MessageExts::ClassMethods
          end

          # The current status of the node pool instance.
          module Status
            # Not set.
            STATUS_UNSPECIFIED = 0

            # The PROVISIONING state indicates the node pool is being created.
            PROVISIONING = 1

            # The RUNNING state indicates the node pool has been created
            # and is fully usable.
            RUNNING = 2

            # The RUNNING_WITH_ERROR state indicates the node pool has been created
            # and is partially usable. Some error state has occurred and some
            # functionality may be impaired. Customer may need to reissue a request
            # or trigger a new update.
            RUNNING_WITH_ERROR = 3

            # The RECONCILING state indicates that some work is actively being done on
            # the node pool, such as upgrading node software. Details can
            # be found in the `statusMessage` field.
            RECONCILING = 4

            # The STOPPING state indicates the node pool is being deleted.
            STOPPING = 5

            # The ERROR state indicates the node pool may be unusable. Details
            # can be found in the `statusMessage` field.
            ERROR = 6
          end
        end

        # NodeManagement defines the set of node management services turned on for the
        # node pool.
        # @!attribute [rw] auto_upgrade
        #   @return [::Boolean]
        #     Whether the nodes will be automatically upgraded.
        # @!attribute [rw] auto_repair
        #   @return [::Boolean]
        #     Whether the nodes will be automatically repaired.
        # @!attribute [rw] upgrade_options
        #   @return [::Google::Cloud::Container::V1beta1::AutoUpgradeOptions]
        #     Specifies the Auto Upgrade knobs for the node pool.
        class NodeManagement
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods
        end

        # AutoUpgradeOptions defines the set of options for the user to control how
        # the Auto Upgrades will proceed.
        # @!attribute [rw] auto_upgrade_start_time
        #   @return [::String]
        #     [Output only] This field is set when upgrades are about to commence
        #     with the approximate start time for the upgrades, in
        #     [RFC3339](https://www.ietf.org/rfc/rfc3339.txt) text format.
        # @!attribute [rw] description
        #   @return [::String]
        #     [Output only] This field is set when upgrades are about to commence
        #     with the description of the upgrade.
        class AutoUpgradeOptions
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods
        end

        # MaintenancePolicy defines the maintenance policy to be used for the cluster.
        # @!attribute [rw] window
        #   @return [::Google::Cloud::Container::V1beta1::MaintenanceWindow]
        #     Specifies the maintenance window in which maintenance may be performed.
        # @!attribute [rw] resource_version
        #   @return [::String]
        #     A hash identifying the version of this policy, so that updates to fields of
        #     the policy won't accidentally undo intermediate changes (and so that users
        #     of the API unaware of some fields won't accidentally remove other fields).
        #     Make a `get()` request to the cluster to get the current
        #     resource version and include it with requests to set the policy.
        class MaintenancePolicy
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods
        end

        # MaintenanceWindow defines the maintenance window to be used for the cluster.
        # @!attribute [rw] daily_maintenance_window
        #   @return [::Google::Cloud::Container::V1beta1::DailyMaintenanceWindow]
        #     DailyMaintenanceWindow specifies a daily maintenance operation window.
        # @!attribute [rw] recurring_window
        #   @return [::Google::Cloud::Container::V1beta1::RecurringTimeWindow]
        #     RecurringWindow specifies some number of recurring time periods for
        #     maintenance to occur. The time windows may be overlapping. If no
        #     maintenance windows are set, maintenance can occur at any time.
        # @!attribute [rw] maintenance_exclusions
        #   @return [::Google::Protobuf::Map{::String => ::Google::Cloud::Container::V1beta1::TimeWindow}]
        #     Exceptions to maintenance window. Non-emergency maintenance should not
        #     occur in these windows.
        class MaintenanceWindow
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods

          # @!attribute [rw] key
          #   @return [::String]
          # @!attribute [rw] value
          #   @return [::Google::Cloud::Container::V1beta1::TimeWindow]
          class MaintenanceExclusionsEntry
            include ::Google::Protobuf::MessageExts
            extend ::Google::Protobuf::MessageExts::ClassMethods
          end
        end

        # Represents an arbitrary window of time.
        # @!attribute [rw] start_time
        #   @return [::Google::Protobuf::Timestamp]
        #     The time that the window first starts.
        # @!attribute [rw] end_time
        #   @return [::Google::Protobuf::Timestamp]
        #     The time that the window ends. The end time should take place after the
        #     start time.
        class TimeWindow
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods
        end

        # Represents an arbitrary window of time that recurs.
        # @!attribute [rw] window
        #   @return [::Google::Cloud::Container::V1beta1::TimeWindow]
        #     The window of the first recurrence.
        # @!attribute [rw] recurrence
        #   @return [::String]
        #     An RRULE (https://tools.ietf.org/html/rfc5545#section-3.8.5.3) for how
        #     this window reccurs. They go on for the span of time between the start and
        #     end time.
        #
        #     For example, to have something repeat every weekday, you'd use:
        #     `FREQ=WEEKLY;BYDAY=MO,TU,WE,TH,FR`
        #
        #     To repeat some window daily (equivalent to the DailyMaintenanceWindow):
        #     `FREQ=DAILY`
        #
        #     For the first weekend of every month:
        #     `FREQ=MONTHLY;BYSETPOS=1;BYDAY=SA,SU`
        #
        #     This specifies how frequently the window starts. Eg, if you wanted to have
        #     a 9-5 UTC-4 window every weekday, you'd use something like:
        #     ```
        #     start time = 2019-01-01T09:00:00-0400
        #     end time = 2019-01-01T17:00:00-0400
        #     recurrence = FREQ=WEEKLY;BYDAY=MO,TU,WE,TH,FR
        #     ```
        #
        #     Windows can span multiple days. Eg, to make the window encompass every
        #     weekend from midnight Saturday till the last minute of Sunday UTC:
        #     ```
        #     start time = 2019-01-05T00:00:00Z
        #     end time = 2019-01-07T23:59:00Z
        #     recurrence = FREQ=WEEKLY;BYDAY=SA
        #     ```
        #
        #     Note the start and end time's specific dates are largely arbitrary except
        #     to specify duration of the window and when it first starts.
        #     The FREQ values of HOURLY, MINUTELY, and SECONDLY are not supported.
        class RecurringTimeWindow
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods
        end

        # Time window specified for daily maintenance operations.
        # @!attribute [rw] start_time
        #   @return [::String]
        #     Time within the maintenance window to start the maintenance operations.
        #     It must be in format "HH:MM", where HH : [00-23] and MM : [00-59] GMT.
        # @!attribute [rw] duration
        #   @return [::String]
        #     [Output only] Duration of the time window, automatically chosen to be
        #     smallest possible in the given scenario.
        class DailyMaintenanceWindow
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods
        end

        # SetNodePoolManagementRequest sets the node management properties of a node
        # pool.
        # @!attribute [rw] project_id
        #   @return [::String]
        #     Required. Deprecated. The Google Developers Console [project ID or project
        #     number](https://support.google.com/cloud/answer/6158840).
        #     This field has been deprecated and replaced by the name field.
        # @!attribute [rw] zone
        #   @return [::String]
        #     Required. Deprecated. The name of the Google Compute Engine
        #     [zone](https://cloud.google.com/compute/docs/zones#available) in which the
        #     cluster resides. This field has been deprecated and replaced by the name
        #     field.
        # @!attribute [rw] cluster_id
        #   @return [::String]
        #     Required. Deprecated. The name of the cluster to update.
        #     This field has been deprecated and replaced by the name field.
        # @!attribute [rw] node_pool_id
        #   @return [::String]
        #     Required. Deprecated. The name of the node pool to update.
        #     This field has been deprecated and replaced by the name field.
        # @!attribute [rw] management
        #   @return [::Google::Cloud::Container::V1beta1::NodeManagement]
        #     Required. NodeManagement configuration for the node pool.
        # @!attribute [rw] name
        #   @return [::String]
        #     The name (project, location, cluster, node pool id) of the node pool to set
        #     management properties. Specified in the format
        #     `projects/*/locations/*/clusters/*/nodePools/*`.
        class SetNodePoolManagementRequest
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods
        end

        # SetNodePoolSizeRequest sets the size a node
        # pool.
        # @!attribute [rw] project_id
        #   @return [::String]
        #     Required. Deprecated. The Google Developers Console [project ID or project
        #     number](https://support.google.com/cloud/answer/6158840).
        #     This field has been deprecated and replaced by the name field.
        # @!attribute [rw] zone
        #   @return [::String]
        #     Required. Deprecated. The name of the Google Compute Engine
        #     [zone](https://cloud.google.com/compute/docs/zones#available) in which the
        #     cluster resides. This field has been deprecated and replaced by the name
        #     field.
        # @!attribute [rw] cluster_id
        #   @return [::String]
        #     Required. Deprecated. The name of the cluster to update.
        #     This field has been deprecated and replaced by the name field.
        # @!attribute [rw] node_pool_id
        #   @return [::String]
        #     Required. Deprecated. The name of the node pool to update.
        #     This field has been deprecated and replaced by the name field.
        # @!attribute [rw] node_count
        #   @return [::Integer]
        #     Required. The desired node count for the pool.
        # @!attribute [rw] name
        #   @return [::String]
        #     The name (project, location, cluster, node pool id) of the node pool to set
        #     size.
        #     Specified in the format `projects/*/locations/*/clusters/*/nodePools/*`.
        class SetNodePoolSizeRequest
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods
        end

        # RollbackNodePoolUpgradeRequest rollbacks the previously Aborted or Failed
        # NodePool upgrade. This will be an no-op if the last upgrade successfully
        # completed.
        # @!attribute [rw] project_id
        #   @return [::String]
        #     Required. Deprecated. The Google Developers Console [project ID or project
        #     number](https://support.google.com/cloud/answer/6158840).
        #     This field has been deprecated and replaced by the name field.
        # @!attribute [rw] zone
        #   @return [::String]
        #     Required. Deprecated. The name of the Google Compute Engine
        #     [zone](https://cloud.google.com/compute/docs/zones#available) in which the
        #     cluster resides. This field has been deprecated and replaced by the name
        #     field.
        # @!attribute [rw] cluster_id
        #   @return [::String]
        #     Required. Deprecated. The name of the cluster to rollback.
        #     This field has been deprecated and replaced by the name field.
        # @!attribute [rw] node_pool_id
        #   @return [::String]
        #     Required. Deprecated. The name of the node pool to rollback.
        #     This field has been deprecated and replaced by the name field.
        # @!attribute [rw] name
        #   @return [::String]
        #     The name (project, location, cluster, node pool id) of the node poll to
        #     rollback upgrade.
        #     Specified in the format `projects/*/locations/*/clusters/*/nodePools/*`.
        class RollbackNodePoolUpgradeRequest
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods
        end

        # ListNodePoolsResponse is the result of ListNodePoolsRequest.
        # @!attribute [rw] node_pools
        #   @return [::Array<::Google::Cloud::Container::V1beta1::NodePool>]
        #     A list of node pools for a cluster.
        class ListNodePoolsResponse
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods
        end

        # ClusterAutoscaling contains global, per-cluster information
        # required by Cluster Autoscaler to automatically adjust
        # the size of the cluster and create/delete
        # node pools based on the current needs.
        # @!attribute [rw] enable_node_autoprovisioning
        #   @return [::Boolean]
        #     Enables automatic node pool creation and deletion.
        # @!attribute [rw] resource_limits
        #   @return [::Array<::Google::Cloud::Container::V1beta1::ResourceLimit>]
        #     Contains global constraints regarding minimum and maximum
        #     amount of resources in the cluster.
        # @!attribute [rw] autoscaling_profile
        #   @return [::Google::Cloud::Container::V1beta1::ClusterAutoscaling::AutoscalingProfile]
        #     Defines autoscaling behaviour.
        # @!attribute [rw] autoprovisioning_node_pool_defaults
        #   @return [::Google::Cloud::Container::V1beta1::AutoprovisioningNodePoolDefaults]
        #     AutoprovisioningNodePoolDefaults contains defaults for a node pool
        #     created by NAP.
        # @!attribute [rw] autoprovisioning_locations
        #   @return [::Array<::String>]
        #     The list of Google Compute Engine
        #     [zones](https://cloud.google.com/compute/docs/zones#available) in which the
        #     NodePool's nodes can be created by NAP.
        class ClusterAutoscaling
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods

          # Defines possible options for autoscaling_profile field.
          module AutoscalingProfile
            # No change to autoscaling configuration.
            PROFILE_UNSPECIFIED = 0

            # Prioritize optimizing utilization of resources.
            OPTIMIZE_UTILIZATION = 1

            # Use default (balanced) autoscaling configuration.
            BALANCED = 2
          end
        end

        # AutoprovisioningNodePoolDefaults contains defaults for a node pool created
        # by NAP.
        # @!attribute [rw] oauth_scopes
        #   @return [::Array<::String>]
        #     The set of Google API scopes to be made available on all of the
        #     node VMs under the "default" service account.
        #
        #     The following scopes are recommended, but not required, and by default are
        #     not included:
        #
        #     * `https://www.googleapis.com/auth/compute` is required for mounting
        #     persistent storage on your nodes.
        #     * `https://www.googleapis.com/auth/devstorage.read_only` is required for
        #     communicating with **gcr.io**
        #     (the [Google Container
        #     Registry](https://cloud.google.com/container-registry/)).
        #
        #     If unspecified, no scopes are added, unless Cloud Logging or Cloud
        #     Monitoring are enabled, in which case their required scopes will be added.
        # @!attribute [rw] service_account
        #   @return [::String]
        #     The Google Cloud Platform Service Account to be used by the node VMs.
        #     Specify the email address of the Service Account; otherwise, if no Service
        #     Account is specified, the "default" service account is used.
        # @!attribute [rw] upgrade_settings
        #   @return [::Google::Cloud::Container::V1beta1::NodePool::UpgradeSettings]
        #     Upgrade settings control disruption and speed of the upgrade.
        # @!attribute [rw] management
        #   @return [::Google::Cloud::Container::V1beta1::NodeManagement]
        #     NodeManagement configuration for this NodePool.
        # @!attribute [rw] min_cpu_platform
        #   @return [::String]
        #     Minimum CPU platform to be used by this instance. The instance may be
        #     scheduled on the specified or newer CPU platform. Applicable values are the
        #     friendly names of CPU platforms, such as
        #     `minCpuPlatform: "Intel Haswell"` or
        #     `minCpuPlatform: "Intel Sandy Bridge"`. For more
        #     information, read [how to specify min CPU
        #     platform](https://cloud.google.com/compute/docs/instances/specify-min-cpu-platform)
        #     To unset the min cpu platform field pass "automatic"
        #     as field value.
        # @!attribute [rw] disk_size_gb
        #   @return [::Integer]
        #     Size of the disk attached to each node, specified in GB.
        #     The smallest allowed disk size is 10GB.
        #
        #     If unspecified, the default disk size is 100GB.
        # @!attribute [rw] disk_type
        #   @return [::String]
        #     Type of the disk attached to each node (e.g. 'pd-standard', 'pd-ssd' or
        #     'pd-balanced')
        #
        #     If unspecified, the default disk type is 'pd-standard'
        # @!attribute [rw] shielded_instance_config
        #   @return [::Google::Cloud::Container::V1beta1::ShieldedInstanceConfig]
        #     Shielded Instance options.
        # @!attribute [rw] boot_disk_kms_key
        #   @return [::String]
        #     The Customer Managed Encryption Key used to encrypt the boot disk attached
        #     to each node in the node pool. This should be of the form
        #     projects/[KEY_PROJECT_ID]/locations/[LOCATION]/keyRings/[RING_NAME]/cryptoKeys/[KEY_NAME].
        #     For more information about protecting resources with Cloud KMS Keys please
        #     see:
        #     https://cloud.google.com/compute/docs/disks/customer-managed-encryption
        class AutoprovisioningNodePoolDefaults
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods
        end

        # Contains information about amount of some resource in the cluster.
        # For memory, value should be in GB.
        # @!attribute [rw] resource_type
        #   @return [::String]
        #     Resource name "cpu", "memory" or gpu-specific string.
        # @!attribute [rw] minimum
        #   @return [::Integer]
        #     Minimum amount of the resource in the cluster.
        # @!attribute [rw] maximum
        #   @return [::Integer]
        #     Maximum amount of the resource in the cluster.
        class ResourceLimit
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods
        end

        # NodePoolAutoscaling contains information required by cluster autoscaler to
        # adjust the size of the node pool to the current cluster usage.
        # @!attribute [rw] enabled
        #   @return [::Boolean]
        #     Is autoscaling enabled for this node pool.
        # @!attribute [rw] min_node_count
        #   @return [::Integer]
        #     Minimum number of nodes in the NodePool. Must be >= 1 and <=
        #     max_node_count.
        # @!attribute [rw] max_node_count
        #   @return [::Integer]
        #     Maximum number of nodes in the NodePool. Must be >= min_node_count. There
        #     has to enough quota to scale up the cluster.
        # @!attribute [rw] autoprovisioned
        #   @return [::Boolean]
        #     Can this node pool be deleted automatically.
        class NodePoolAutoscaling
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods
        end

        # SetLabelsRequest sets the Google Cloud Platform labels on a Google Container
        # Engine cluster, which will in turn set them for Google Compute Engine
        # resources used by that cluster
        # @!attribute [rw] project_id
        #   @return [::String]
        #     Required. Deprecated. The Google Developers Console [project ID or project
        #     number](https://developers.google.com/console/help/new/#projectnumber).
        #     This field has been deprecated and replaced by the name field.
        # @!attribute [rw] zone
        #   @return [::String]
        #     Required. Deprecated. The name of the Google Compute Engine
        #     [zone](https://cloud.google.com/compute/docs/zones#available) in which the
        #     cluster resides. This field has been deprecated and replaced by the name
        #     field.
        # @!attribute [rw] cluster_id
        #   @return [::String]
        #     Required. Deprecated. The name of the cluster.
        #     This field has been deprecated and replaced by the name field.
        # @!attribute [rw] resource_labels
        #   @return [::Google::Protobuf::Map{::String => ::String}]
        #     Required. The labels to set for that cluster.
        # @!attribute [rw] label_fingerprint
        #   @return [::String]
        #     Required. The fingerprint of the previous set of labels for this resource,
        #     used to detect conflicts. The fingerprint is initially generated by
        #     Kubernetes Engine and changes after every request to modify or update
        #     labels. You must always provide an up-to-date fingerprint hash when
        #     updating or changing labels. Make a `get()` request to the
        #     resource to get the latest fingerprint.
        # @!attribute [rw] name
        #   @return [::String]
        #     The name (project, location, cluster id) of the cluster to set labels.
        #     Specified in the format `projects/*/locations/*/clusters/*`.
        class SetLabelsRequest
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods

          # @!attribute [rw] key
          #   @return [::String]
          # @!attribute [rw] value
          #   @return [::String]
          class ResourceLabelsEntry
            include ::Google::Protobuf::MessageExts
            extend ::Google::Protobuf::MessageExts::ClassMethods
          end
        end

        # SetLegacyAbacRequest enables or disables the ABAC authorization mechanism for
        # a cluster.
        # @!attribute [rw] project_id
        #   @return [::String]
        #     Required. Deprecated. The Google Developers Console [project ID or project
        #     number](https://support.google.com/cloud/answer/6158840).
        #     This field has been deprecated and replaced by the name field.
        # @!attribute [rw] zone
        #   @return [::String]
        #     Required. Deprecated. The name of the Google Compute Engine
        #     [zone](https://cloud.google.com/compute/docs/zones#available) in which the
        #     cluster resides. This field has been deprecated and replaced by the name
        #     field.
        # @!attribute [rw] cluster_id
        #   @return [::String]
        #     Required. Deprecated. The name of the cluster to update.
        #     This field has been deprecated and replaced by the name field.
        # @!attribute [rw] enabled
        #   @return [::Boolean]
        #     Required. Whether ABAC authorization will be enabled in the cluster.
        # @!attribute [rw] name
        #   @return [::String]
        #     The name (project, location, cluster id) of the cluster to set legacy abac.
        #     Specified in the format `projects/*/locations/*/clusters/*`.
        class SetLegacyAbacRequest
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods
        end

        # StartIPRotationRequest creates a new IP for the cluster and then performs
        # a node upgrade on each node pool to point to the new IP.
        # @!attribute [rw] project_id
        #   @return [::String]
        #     Required. Deprecated. The Google Developers Console [project ID or project
        #     number](https://developers.google.com/console/help/new/#projectnumber).
        #     This field has been deprecated and replaced by the name field.
        # @!attribute [rw] zone
        #   @return [::String]
        #     Required. Deprecated. The name of the Google Compute Engine
        #     [zone](https://cloud.google.com/compute/docs/zones#available) in which the
        #     cluster resides. This field has been deprecated and replaced by the name
        #     field.
        # @!attribute [rw] cluster_id
        #   @return [::String]
        #     Required. Deprecated. The name of the cluster.
        #     This field has been deprecated and replaced by the name field.
        # @!attribute [rw] name
        #   @return [::String]
        #     The name (project, location, cluster id) of the cluster to start IP
        #     rotation. Specified in the format `projects/*/locations/*/clusters/*`.
        # @!attribute [rw] rotate_credentials
        #   @return [::Boolean]
        #     Whether to rotate credentials during IP rotation.
        class StartIPRotationRequest
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods
        end

        # CompleteIPRotationRequest moves the cluster master back into single-IP mode.
        # @!attribute [rw] project_id
        #   @return [::String]
        #     Required. Deprecated. The Google Developers Console [project ID or project
        #     number](https://developers.google.com/console/help/new/#projectnumber).
        #     This field has been deprecated and replaced by the name field.
        # @!attribute [rw] zone
        #   @return [::String]
        #     Required. Deprecated. The name of the Google Compute Engine
        #     [zone](https://cloud.google.com/compute/docs/zones#available) in which the
        #     cluster resides. This field has been deprecated and replaced by the name
        #     field.
        # @!attribute [rw] cluster_id
        #   @return [::String]
        #     Required. Deprecated. The name of the cluster.
        #     This field has been deprecated and replaced by the name field.
        # @!attribute [rw] name
        #   @return [::String]
        #     The name (project, location, cluster id) of the cluster to complete IP
        #     rotation. Specified in the format `projects/*/locations/*/clusters/*`.
        class CompleteIPRotationRequest
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods
        end

        # AcceleratorConfig represents a Hardware Accelerator request.
        # @!attribute [rw] accelerator_count
        #   @return [::Integer]
        #     The number of the accelerator cards exposed to an instance.
        # @!attribute [rw] accelerator_type
        #   @return [::String]
        #     The accelerator type resource name. List of supported accelerators
        #     [here](https://cloud.google.com/compute/docs/gpus)
        class AcceleratorConfig
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods
        end

        # WorkloadMetadataConfig defines the metadata configuration to expose to
        # workloads on the node pool.
        # @!attribute [rw] node_metadata
        #   @return [::Google::Cloud::Container::V1beta1::WorkloadMetadataConfig::NodeMetadata]
        #     NodeMetadata is the configuration for how to expose metadata to the
        #     workloads running on the node.
        # @!attribute [rw] mode
        #   @return [::Google::Cloud::Container::V1beta1::WorkloadMetadataConfig::Mode]
        #     Mode is the configuration for how to expose metadata to workloads running
        #     on the node pool.
        class WorkloadMetadataConfig
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods

          # NodeMetadata is the configuration for if and how to expose the node
          # metadata to the workload running on the node.
          module NodeMetadata
            # Not set.
            UNSPECIFIED = 0

            # Prevent workloads not in hostNetwork from accessing certain VM metadata,
            # specifically kube-env, which contains Kubelet credentials, and the
            # instance identity token.
            #
            # Metadata concealment is a temporary security solution available while the
            # bootstrapping process for cluster nodes is being redesigned with
            # significant security improvements.  This feature is scheduled to be
            # deprecated in the future and later removed.
            SECURE = 1

            # Expose all VM metadata to pods.
            EXPOSE = 2

            # Run the GKE Metadata Server on this node. The GKE Metadata Server exposes
            # a metadata API to workloads that is compatible with the V1 Compute
            # Metadata APIs exposed by the Compute Engine and App Engine Metadata
            # Servers. This feature can only be enabled if Workload Identity is enabled
            # at the cluster level.
            GKE_METADATA_SERVER = 3
          end

          # Mode is the configuration for how to expose metadata to workloads running
          # on the node.
          module Mode
            # Not set.
            MODE_UNSPECIFIED = 0

            # Expose all Compute Engine metadata to pods.
            GCE_METADATA = 1

            # Run the GKE Metadata Server on this node. The GKE Metadata Server exposes
            # a metadata API to workloads that is compatible with the V1 Compute
            # Metadata APIs exposed by the Compute Engine and App Engine Metadata
            # Servers. This feature can only be enabled if Workload Identity is enabled
            # at the cluster level.
            GKE_METADATA = 2
          end
        end

        # SetNetworkPolicyRequest enables/disables network policy for a cluster.
        # @!attribute [rw] project_id
        #   @return [::String]
        #     Required. Deprecated. The Google Developers Console [project ID or project
        #     number](https://developers.google.com/console/help/new/#projectnumber).
        #     This field has been deprecated and replaced by the name field.
        # @!attribute [rw] zone
        #   @return [::String]
        #     Required. Deprecated. The name of the Google Compute Engine
        #     [zone](https://cloud.google.com/compute/docs/zones#available) in which the
        #     cluster resides. This field has been deprecated and replaced by the name
        #     field.
        # @!attribute [rw] cluster_id
        #   @return [::String]
        #     Required. Deprecated. The name of the cluster.
        #     This field has been deprecated and replaced by the name field.
        # @!attribute [rw] network_policy
        #   @return [::Google::Cloud::Container::V1beta1::NetworkPolicy]
        #     Required. Configuration options for the NetworkPolicy feature.
        # @!attribute [rw] name
        #   @return [::String]
        #     The name (project, location, cluster id) of the cluster to set networking
        #     policy. Specified in the format `projects/*/locations/*/clusters/*`.
        class SetNetworkPolicyRequest
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods
        end

        # SetMaintenancePolicyRequest sets the maintenance policy for a cluster.
        # @!attribute [rw] project_id
        #   @return [::String]
        #     Required. The Google Developers Console [project ID or project
        #     number](https://support.google.com/cloud/answer/6158840).
        # @!attribute [rw] zone
        #   @return [::String]
        #     Required. The name of the Google Compute Engine
        #     [zone](https://cloud.google.com/compute/docs/zones#available) in which the
        #     cluster resides.
        # @!attribute [rw] cluster_id
        #   @return [::String]
        #     Required. The name of the cluster to update.
        # @!attribute [rw] maintenance_policy
        #   @return [::Google::Cloud::Container::V1beta1::MaintenancePolicy]
        #     Required. The maintenance policy to be set for the cluster. An empty field
        #     clears the existing maintenance policy.
        # @!attribute [rw] name
        #   @return [::String]
        #     The name (project, location, cluster id) of the cluster to set maintenance
        #     policy.
        #     Specified in the format `projects/*/locations/*/clusters/*`.
        class SetMaintenancePolicyRequest
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods
        end

        # ListLocationsRequest is used to request the locations that offer GKE.
        # @!attribute [rw] parent
        #   @return [::String]
        #     Required. Contains the name of the resource requested.
        #     Specified in the format `projects/*`.
        class ListLocationsRequest
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods
        end

        # ListLocationsResponse returns the list of all GKE locations and their
        # recommendation state.
        # @!attribute [rw] locations
        #   @return [::Array<::Google::Cloud::Container::V1beta1::Location>]
        #     A full list of GKE locations.
        # @!attribute [rw] next_page_token
        #   @return [::String]
        #     Only return ListLocationsResponse that occur after the page_token. This
        #     value should be populated from the ListLocationsResponse.next_page_token if
        #     that response token was set (which happens when listing more Locations than
        #     fit in a single ListLocationsResponse).
        class ListLocationsResponse
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods
        end

        # Location returns the location name, and if the location is recommended
        # for GKE cluster scheduling.
        # @!attribute [rw] type
        #   @return [::Google::Cloud::Container::V1beta1::Location::LocationType]
        #     Contains the type of location this Location is for.
        #     Regional or Zonal.
        # @!attribute [rw] name
        #   @return [::String]
        #     Contains the name of the resource requested.
        #     Specified in the format `projects/*/locations/*`.
        # @!attribute [rw] recommended
        #   @return [::Boolean]
        #     Whether the location is recomended for GKE cluster scheduling.
        class Location
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods

          # LocationType is the type of GKE location, regional or zonal.
          module LocationType
            # LOCATION_TYPE_UNSPECIFIED means the location type was not determined.
            LOCATION_TYPE_UNSPECIFIED = 0

            # A GKE Location where Zonal clusters can be created.
            ZONE = 1

            # A GKE Location where Regional clusters can be created.
            REGION = 2
          end
        end

        # StatusCondition describes why a cluster or a node pool has a certain status
        # (e.g., ERROR or DEGRADED).
        # @!attribute [rw] code
        #   @return [::Google::Cloud::Container::V1beta1::StatusCondition::Code]
        #     Machine-friendly representation of the condition
        #     Deprecated. Use canonical_code instead.
        # @!attribute [rw] message
        #   @return [::String]
        #     Human-friendly representation of the condition
        # @!attribute [rw] canonical_code
        #   @return [::Google::Rpc::Code]
        #     Canonical code of the condition.
        class StatusCondition
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods

          # Code for each condition
          module Code
            # UNKNOWN indicates a generic condition.
            UNKNOWN = 0

            # GCE_STOCKOUT indicates that Google Compute Engine resources are
            # temporarily unavailable.
            GCE_STOCKOUT = 1

            # GKE_SERVICE_ACCOUNT_DELETED indicates that the user deleted their robot
            # service account.
            GKE_SERVICE_ACCOUNT_DELETED = 2

            # Google Compute Engine quota was exceeded.
            GCE_QUOTA_EXCEEDED = 3

            # Cluster state was manually changed by an SRE due to a system logic error.
            SET_BY_OPERATOR = 4

            # Unable to perform an encrypt operation against the CloudKMS key used for
            # etcd level encryption.
            # More codes TBA
            CLOUD_KMS_KEY_ERROR = 7
          end
        end

        # NetworkConfig reports the relative names of network & subnetwork.
        # @!attribute [rw] network
        #   @return [::String]
        #     Output only. The relative name of the Google Compute Engine
        #     {::Google::Cloud::Container::V1beta1::NetworkConfig#network network}(https://cloud.google.com/compute/docs/networks-and-firewalls#networks)
        #     to which the cluster is connected. Example:
        #     projects/my-project/global/networks/my-network
        # @!attribute [rw] subnetwork
        #   @return [::String]
        #     Output only. The relative name of the Google Compute Engine
        #     [subnetwork](https://cloud.google.com/compute/docs/vpc) to which the
        #     cluster is connected. Example:
        #     projects/my-project/regions/us-central1/subnetworks/my-subnet
        # @!attribute [rw] enable_intra_node_visibility
        #   @return [::Boolean]
        #     Whether Intra-node visibility is enabled for this cluster.
        #     This makes same node pod to pod traffic visible for VPC network.
        # @!attribute [rw] default_snat_status
        #   @return [::Google::Cloud::Container::V1beta1::DefaultSnatStatus]
        #     Whether the cluster disables default in-node sNAT rules. In-node sNAT rules
        #     will be disabled when default_snat_status is disabled. When disabled is set
        #     to false, default IP masquerade rules will be applied to the nodes to
        #     prevent sNAT on cluster internal traffic.
        # @!attribute [rw] datapath_provider
        #   @return [::Google::Cloud::Container::V1beta1::DatapathProvider]
        #     The desired datapath provider for this cluster. By default, uses the
        #     IPTables-based kube-proxy implementation.
        class NetworkConfig
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods
        end

        # ListUsableSubnetworksRequest requests the list of usable subnetworks.
        # available to a user for creating clusters.
        # @!attribute [rw] parent
        #   @return [::String]
        #     Required. The parent project where subnetworks are usable.
        #     Specified in the format `projects/*`.
        # @!attribute [rw] filter
        #   @return [::String]
        #     Filtering currently only supports equality on the networkProjectId and must
        #     be in the form: "networkProjectId=[PROJECTID]", where `networkProjectId`
        #     is the project which owns the listed subnetworks. This defaults to the
        #     parent project ID.
        # @!attribute [rw] page_size
        #   @return [::Integer]
        #     The max number of results per page that should be returned. If the number
        #     of available results is larger than `page_size`, a `next_page_token` is
        #     returned which can be used to get the next page of results in subsequent
        #     requests. Acceptable values are 0 to 500, inclusive. (Default: 500)
        # @!attribute [rw] page_token
        #   @return [::String]
        #     Specifies a page token to use. Set this to the nextPageToken returned by
        #     previous list requests to get the next page of results.
        class ListUsableSubnetworksRequest
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods
        end

        # ListUsableSubnetworksResponse is the response of
        # ListUsableSubnetworksRequest.
        # @!attribute [rw] subnetworks
        #   @return [::Array<::Google::Cloud::Container::V1beta1::UsableSubnetwork>]
        #     A list of usable subnetworks in the specified network project.
        # @!attribute [rw] next_page_token
        #   @return [::String]
        #     This token allows you to get the next page of results for list requests.
        #     If the number of results is larger than `page_size`, use the
        #     `next_page_token` as a value for the query parameter `page_token` in the
        #     next request. The value will become empty when there are no more pages.
        class ListUsableSubnetworksResponse
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods
        end

        # Secondary IP range of a usable subnetwork.
        # @!attribute [rw] range_name
        #   @return [::String]
        #     The name associated with this subnetwork secondary range, used when adding
        #     an alias IP range to a VM instance.
        # @!attribute [rw] ip_cidr_range
        #   @return [::String]
        #     The range of IP addresses belonging to this subnetwork secondary range.
        # @!attribute [rw] status
        #   @return [::Google::Cloud::Container::V1beta1::UsableSubnetworkSecondaryRange::Status]
        #     This field is to determine the status of the secondary range programmably.
        class UsableSubnetworkSecondaryRange
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods

          # Status shows the current usage of a secondary IP range.
          module Status
            # UNKNOWN is the zero value of the Status enum. It's not a valid status.
            UNKNOWN = 0

            # UNUSED denotes that this range is unclaimed by any cluster.
            UNUSED = 1

            # IN_USE_SERVICE denotes that this range is claimed by a cluster for
            # services. It cannot be used for other clusters.
            IN_USE_SERVICE = 2

            # IN_USE_SHAREABLE_POD denotes this range was created by the network admin
            # and is currently claimed by a cluster for pods. It can only be used by
            # other clusters as a pod range.
            IN_USE_SHAREABLE_POD = 3

            # IN_USE_MANAGED_POD denotes this range was created by GKE and is claimed
            # for pods. It cannot be used for other clusters.
            IN_USE_MANAGED_POD = 4
          end
        end

        # UsableSubnetwork resource returns the subnetwork name, its associated network
        # and the primary CIDR range.
        # @!attribute [rw] subnetwork
        #   @return [::String]
        #     Subnetwork Name.
        #     Example: projects/my-project/regions/us-central1/subnetworks/my-subnet
        # @!attribute [rw] network
        #   @return [::String]
        #     Network Name.
        #     Example: projects/my-project/global/networks/my-network
        # @!attribute [rw] ip_cidr_range
        #   @return [::String]
        #     The range of internal addresses that are owned by this subnetwork.
        # @!attribute [rw] secondary_ip_ranges
        #   @return [::Array<::Google::Cloud::Container::V1beta1::UsableSubnetworkSecondaryRange>]
        #     Secondary IP ranges.
        # @!attribute [rw] status_message
        #   @return [::String]
        #     A human readable status message representing the reasons for cases where
        #     the caller cannot use the secondary ranges under the subnet. For example if
        #     the secondary_ip_ranges is empty due to a permission issue, an insufficient
        #     permission message will be given by status_message.
        class UsableSubnetwork
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods
        end

        # VerticalPodAutoscaling contains global, per-cluster information
        # required by Vertical Pod Autoscaler to automatically adjust
        # the resources of pods controlled by it.
        # @!attribute [rw] enabled
        #   @return [::Boolean]
        #     Enables vertical pod autoscaling.
        class VerticalPodAutoscaling
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods
        end

        # DefaultSnatStatus contains the desired state of whether default sNAT should
        # be disabled on the cluster.
        # @!attribute [rw] disabled
        #   @return [::Boolean]
        #     Disables cluster default sNAT rules.
        class DefaultSnatStatus
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods
        end

        # IntraNodeVisibilityConfig contains the desired config of the intra-node
        # visibility on this cluster.
        # @!attribute [rw] enabled
        #   @return [::Boolean]
        #     Enables intra node visibility for this cluster.
        class IntraNodeVisibilityConfig
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods
        end

        # Constraints applied to pods.
        # @!attribute [rw] max_pods_per_node
        #   @return [::Integer]
        #     Constraint enforced on the max num of pods per node.
        class MaxPodsConstraint
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods
        end

        # Configuration for the use of Kubernetes Service Accounts in GCP IAM
        # policies.
        # @!attribute [rw] identity_namespace
        #   @return [::String]
        #     IAM Identity Namespace to attach all Kubernetes Service Accounts to.
        # @!attribute [rw] workload_pool
        #   @return [::String]
        #     The workload pool to attach all Kubernetes service accounts to.
        # @!attribute [rw] identity_provider
        #   @return [::String]
        #     identity provider is the third party identity provider.
        class WorkloadIdentityConfig
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods
        end

        # Configuration of etcd encryption.
        # @!attribute [rw] state
        #   @return [::Google::Cloud::Container::V1beta1::DatabaseEncryption::State]
        #     Denotes the state of etcd encryption.
        # @!attribute [rw] key_name
        #   @return [::String]
        #     Name of CloudKMS key to use for the encryption of secrets in etcd.
        #     Ex. projects/my-project/locations/global/keyRings/my-ring/cryptoKeys/my-key
        class DatabaseEncryption
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods

          # State of etcd encryption.
          module State
            # Should never be set
            UNKNOWN = 0

            # Secrets in etcd are encrypted.
            ENCRYPTED = 1

            # Secrets in etcd are stored in plain text (at etcd level) - this is
            # unrelated to Compute Engine level full disk encryption.
            DECRYPTED = 2
          end
        end

        # Configuration for exporting cluster resource usages.
        # @!attribute [rw] bigquery_destination
        #   @return [::Google::Cloud::Container::V1beta1::ResourceUsageExportConfig::BigQueryDestination]
        #     Configuration to use BigQuery as usage export destination.
        # @!attribute [rw] enable_network_egress_metering
        #   @return [::Boolean]
        #     Whether to enable network egress metering for this cluster. If enabled, a
        #     daemonset will be created in the cluster to meter network egress traffic.
        # @!attribute [rw] consumption_metering_config
        #   @return [::Google::Cloud::Container::V1beta1::ResourceUsageExportConfig::ConsumptionMeteringConfig]
        #     Configuration to enable resource consumption metering.
        class ResourceUsageExportConfig
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods

          # Parameters for using BigQuery as the destination of resource usage export.
          # @!attribute [rw] dataset_id
          #   @return [::String]
          #     The ID of a BigQuery Dataset.
          class BigQueryDestination
            include ::Google::Protobuf::MessageExts
            extend ::Google::Protobuf::MessageExts::ClassMethods
          end

          # Parameters for controlling consumption metering.
          # @!attribute [rw] enabled
          #   @return [::Boolean]
          #     Whether to enable consumption metering for this cluster. If enabled, a
          #     second BigQuery table will be created to hold resource consumption
          #     records.
          class ConsumptionMeteringConfig
            include ::Google::Protobuf::MessageExts
            extend ::Google::Protobuf::MessageExts::ClassMethods
          end
        end

        # Configuration of Shielded Nodes feature.
        # @!attribute [rw] enabled
        #   @return [::Boolean]
        #     Whether Shielded Nodes features are enabled on all nodes in this cluster.
        class ShieldedNodes
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods
        end

        # GetOpenIDConfigRequest gets the OIDC discovery document for the
        # cluster. See the OpenID Connect Discovery 1.0 specification for details.
        # @!attribute [rw] parent
        #   @return [::String]
        #     The cluster (project, location, cluster id) to get the discovery document
        #     for. Specified in the format `projects/*/locations/*/clusters/*`.
        class GetOpenIDConfigRequest
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods
        end

        # GetOpenIDConfigResponse is an OIDC discovery document for the cluster.
        # See the OpenID Connect Discovery 1.0 specification for details.
        # @!attribute [rw] issuer
        #   @return [::String]
        #     OIDC Issuer.
        # @!attribute [rw] jwks_uri
        #   @return [::String]
        #     JSON Web Key uri.
        # @!attribute [rw] response_types_supported
        #   @return [::Array<::String>]
        #     Supported response types.
        # @!attribute [rw] subject_types_supported
        #   @return [::Array<::String>]
        #     Supported subject types.
        # @!attribute [rw] id_token_signing_alg_values_supported
        #   @return [::Array<::String>]
        #     supported ID Token signing Algorithms.
        # @!attribute [rw] claims_supported
        #   @return [::Array<::String>]
        #     Supported claims.
        # @!attribute [rw] grant_types
        #   @return [::Array<::String>]
        #     Supported grant types.
        class GetOpenIDConfigResponse
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods
        end

        # GetJSONWebKeysRequest gets the public component of the keys used by the
        # cluster to sign token requests. This will be the jwks_uri for the discover
        # document returned by getOpenIDConfig. See the OpenID Connect
        # Discovery 1.0 specification for details.
        # @!attribute [rw] parent
        #   @return [::String]
        #     The cluster (project, location, cluster id) to get keys for. Specified in
        #     the format `projects/*/locations/*/clusters/*`.
        class GetJSONWebKeysRequest
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods
        end

        # Jwk is a JSON Web Key as specified in RFC 7517
        # @!attribute [rw] kty
        #   @return [::String]
        #     Key Type.
        # @!attribute [rw] alg
        #   @return [::String]
        #     Algorithm.
        # @!attribute [rw] use
        #   @return [::String]
        #     Permitted uses for the public keys.
        # @!attribute [rw] kid
        #   @return [::String]
        #     Key ID.
        # @!attribute [rw] n
        #   @return [::String]
        #     Used for RSA keys.
        # @!attribute [rw] e
        #   @return [::String]
        #     Used for RSA keys.
        # @!attribute [rw] x
        #   @return [::String]
        #     Used for ECDSA keys.
        # @!attribute [rw] y
        #   @return [::String]
        #     Used for ECDSA keys.
        # @!attribute [rw] crv
        #   @return [::String]
        #     Used for ECDSA keys.
        class Jwk
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods
        end

        # GetJSONWebKeysResponse is a valid JSON Web Key Set as specififed in rfc 7517
        # @!attribute [rw] keys
        #   @return [::Array<::Google::Cloud::Container::V1beta1::Jwk>]
        #     The public component of the keys used by the cluster to sign token
        #     requests.
        class GetJSONWebKeysResponse
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods
        end

        # ReleaseChannel indicates which release channel a cluster is
        # subscribed to. Release channels are arranged in order of risk.
        #
        # When a cluster is subscribed to a release channel, Google maintains
        # both the master version and the node version. Node auto-upgrade
        # defaults to true and cannot be disabled.
        # @!attribute [rw] channel
        #   @return [::Google::Cloud::Container::V1beta1::ReleaseChannel::Channel]
        #     channel specifies which release channel the cluster is subscribed to.
        class ReleaseChannel
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods

          # Possible values for 'channel'.
          module Channel
            # No channel specified.
            UNSPECIFIED = 0

            # RAPID channel is offered on an early access basis for customers who want
            # to test new releases.
            #
            # WARNING: Versions available in the RAPID Channel may be subject to
            # unresolved issues with no known workaround and are not subject to any
            # SLAs.
            RAPID = 1

            # Clusters subscribed to REGULAR receive versions that are considered GA
            # quality. REGULAR is intended for production users who want to take
            # advantage of new features.
            REGULAR = 2

            # Clusters subscribed to STABLE receive versions that are known to be
            # stable and reliable in production.
            STABLE = 3
          end
        end

        # Configuration for Cloud TPU.
        # @!attribute [rw] enabled
        #   @return [::Boolean]
        #     Whether Cloud TPU integration is enabled or not.
        # @!attribute [rw] use_service_networking
        #   @return [::Boolean]
        #     Whether to use service networking for Cloud TPU or not.
        # @!attribute [rw] ipv4_cidr_block
        #   @return [::String]
        #     IPv4 CIDR block reserved for Cloud TPU in the VPC.
        class TpuConfig
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods
        end

        # Master is the configuration for components on master.
        class Master
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods
        end

        # NotificationConfig is the configuration of notifications.
        # @!attribute [rw] pubsub
        #   @return [::Google::Cloud::Container::V1beta1::NotificationConfig::PubSub]
        #     Notification config for Pub/Sub.
        class NotificationConfig
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods

          # Pub/Sub specific notification config.
          # @!attribute [rw] enabled
          #   @return [::Boolean]
          #     Enable notifications for Pub/Sub.
          # @!attribute [rw] topic
          #   @return [::String]
          #     The desired Pub/Sub topic to which notifications will be
          #     sent by GKE. Format is `projects/{project}/topics/{topic}`.
          class PubSub
            include ::Google::Protobuf::MessageExts
            extend ::Google::Protobuf::MessageExts::ClassMethods
          end
        end

        # ConfidentialNodes is configuration for the confidential nodes feature, which
        # makes nodes run on confidential VMs.
        # @!attribute [rw] enabled
        #   @return [::Boolean]
        #     Whether Confidential Nodes feature is enabled for all nodes in this
        #     cluster.
        class ConfidentialNodes
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods
        end

        # UpgradeEvent is a notification sent to customers by the cluster server when
        # a resource is upgrading.
        # @!attribute [rw] resource_type
        #   @return [::Google::Cloud::Container::V1beta1::UpgradeResourceType]
        #     Required. The resource type that is upgrading.
        # @!attribute [rw] operation
        #   @return [::String]
        #     Required. The operation associated with this upgrade.
        # @!attribute [rw] operation_start_time
        #   @return [::Google::Protobuf::Timestamp]
        #     Required. The time when the operation was started.
        # @!attribute [rw] current_version
        #   @return [::String]
        #     Required. The current version before the upgrade.
        # @!attribute [rw] target_version
        #   @return [::String]
        #     Required. The target version for the upgrade.
        # @!attribute [rw] resource
        #   @return [::String]
        #     Optional. Optional relative path to the resource. For example in node pool upgrades,
        #     the relative path of the node pool.
        class UpgradeEvent
          include ::Google::Protobuf::MessageExts
          extend ::Google::Protobuf::MessageExts::ClassMethods
        end

        # The datapath provider selects the implementation of the Kubernetes networking
        # // model for service resolution and network policy enforcement.
        module DatapathProvider
          # Default value.
          DATAPATH_PROVIDER_UNSPECIFIED = 0

          # Use the IPTables implementation based on kube-proxy.
          LEGACY_DATAPATH = 1

          # Use the eBPF based GKE Dataplane V2 with additional features. See the [GKE
          # Dataplane V2
          # documentation](https://cloud.google.com/kubernetes-enginw/docs/how-to/dataplane-v2)
          # for more.
          ADVANCED_DATAPATH = 2
        end

        # UpgradeResourceType is the resource type that is upgrading. It is used
        # in upgrade notifications.
        module UpgradeResourceType
          # Default value. This shouldn't be used.
          UPGRADE_RESOURCE_TYPE_UNSPECIFIED = 0

          # Master / control plane
          MASTER = 1

          # Node pool
          NODE_POOL = 2
        end
      end
    end
  end
end