classes.rb

# Copyright 2015 Google Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#      http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

require 'date'
require 'google/apis/core/base_service'
require 'google/apis/core/json_representation'
require 'google/apis/core/hashable'
require 'google/apis/errors'

module Google
  module Apis
    module LifesciencesV2beta
      
      # Carries information about an accelerator that can be attached to a VM.
      class Accelerator
        include Google::Apis::Core::Hashable
      
        # How many accelerators of this type to attach.
        # Corresponds to the JSON property `count`
        # @return [Fixnum]
        attr_accessor :count
      
        # The accelerator type string (for example, "nvidia-tesla-k80"). Only NVIDIA GPU
        # accelerators are currently supported. If an NVIDIA GPU is attached, the
        # required runtime libraries will be made available to all containers under `/
        # usr/local/nvidia`. The driver version to install must be specified using the
        # NVIDIA driver version parameter on the virtual machine specification. Note
        # that attaching a GPU increases the worker VM startup time by a few minutes.
        # Corresponds to the JSON property `type`
        # @return [String]
        attr_accessor :type
      
        def initialize(**args)
           update!(**args)
        end
      
        # Update properties of this object
        def update!(**args)
          @count = args[:count] if args.key?(:count)
          @type = args[:type] if args.key?(:type)
        end
      end
      
      # Specifies a single action that runs a Docker container.
      class Action
        include Google::Apis::Core::Hashable
      
        # By default, after an action fails, no further actions are run. This flag
        # indicates that this action must be run even if the pipeline has already failed.
        # This is useful for actions that copy output files off of the VM or for
        # debugging. Note that no actions will be run if image prefetching fails.
        # Corresponds to the JSON property `alwaysRun`
        # @return [Boolean]
        attr_accessor :always_run
        alias_method :always_run?, :always_run
      
        # If specified, overrides the `CMD` specified in the container. If the container
        # also has an `ENTRYPOINT` the values are used as entrypoint arguments.
        # Otherwise, they are used as a command and arguments to run inside the
        # container.
        # Corresponds to the JSON property `commands`
        # @return [Array<String>]
        attr_accessor :commands
      
        # An optional name for the container. The container hostname will be set to this
        # name, making it useful for inter-container communication. The name must
        # contain only upper and lowercase alphanumeric characters and hyphens and
        # cannot start with a hyphen.
        # Corresponds to the JSON property `containerName`
        # @return [String]
        attr_accessor :container_name
      
        # Holds encrypted information that is only decrypted and stored in RAM by the
        # worker VM when running the pipeline.
        # Corresponds to the JSON property `credentials`
        # @return [Google::Apis::LifesciencesV2beta::Secret]
        attr_accessor :credentials
      
        # All container images are typically downloaded before any actions are executed.
        # This helps prevent typos in URIs or issues like lack of disk space from
        # wasting large amounts of compute resources. If set, this flag prevents the
        # worker from downloading the image until just before the action is executed.
        # Corresponds to the JSON property `disableImagePrefetch`
        # @return [Boolean]
        attr_accessor :disable_image_prefetch
        alias_method :disable_image_prefetch?, :disable_image_prefetch
      
        # A small portion of the container's standard error stream is typically captured
        # and returned inside the `ContainerStoppedEvent`. Setting this flag disables
        # this functionality.
        # Corresponds to the JSON property `disableStandardErrorCapture`
        # @return [Boolean]
        attr_accessor :disable_standard_error_capture
        alias_method :disable_standard_error_capture?, :disable_standard_error_capture
      
        # Enable access to the FUSE device for this action. Filesystems can then be
        # mounted into disks shared with other actions. The other actions do not need
        # the `enable_fuse` flag to access the mounted filesystem. This has the effect
        # of causing the container to be executed with `CAP_SYS_ADMIN` and exposes `/dev/
        # fuse` to the container, so use it only for containers you trust.
        # Corresponds to the JSON property `enableFuse`
        # @return [Boolean]
        attr_accessor :enable_fuse
        alias_method :enable_fuse?, :enable_fuse
      
        # If specified, overrides the `ENTRYPOINT` specified in the container.
        # Corresponds to the JSON property `entrypoint`
        # @return [String]
        attr_accessor :entrypoint
      
        # The environment to pass into the container. This environment is merged with
        # values specified in the google.cloud.lifesciences.v2beta.Pipeline message,
        # overwriting any duplicate values. In addition to the values passed here, a few
        # other values are automatically injected into the environment. These cannot be
        # hidden or overwritten. `GOOGLE_PIPELINE_FAILED` will be set to "1" if the
        # pipeline failed because an action has exited with a non-zero status (and did
        # not have the `IGNORE_EXIT_STATUS` flag set). This can be used to determine if
        # additional debug or logging actions should execute. `GOOGLE_LAST_EXIT_STATUS`
        # will be set to the exit status of the last non-background action that executed.
        # This can be used by workflow engine authors to determine whether an
        # individual action has succeeded or failed.
        # Corresponds to the JSON property `environment`
        # @return [Hash<String,String>]
        attr_accessor :environment
      
        # Normally, a non-zero exit status causes the pipeline to fail. This flag allows
        # execution of other actions to continue instead.
        # Corresponds to the JSON property `ignoreExitStatus`
        # @return [Boolean]
        attr_accessor :ignore_exit_status
        alias_method :ignore_exit_status?, :ignore_exit_status
      
        # Required. The URI to pull the container image from. Note that all images
        # referenced by actions in the pipeline are pulled before the first action runs.
        # If multiple actions reference the same image, it is only pulled once, ensuring
        # that the same image is used for all actions in a single pipeline. The image
        # URI can be either a complete host and image specification (e.g., quay.io/
        # biocontainers/samtools), a library and image name (e.g., google/cloud-sdk) or
        # a bare image name ('bash') to pull from the default library. No schema is
        # required in any of these cases. If the specified image is not public, the
        # service account specified for the Virtual Machine must have access to pull the
        # images from GCR, or appropriate credentials must be specified in the google.
        # cloud.lifesciences.v2beta.Action.credentials field.
        # Corresponds to the JSON property `imageUri`
        # @return [String]
        attr_accessor :image_uri
      
        # Labels to associate with the action. This field is provided to assist workflow
        # engine authors in identifying actions (for example, to indicate what sort of
        # action they perform, such as localization or debugging). They are returned in
        # the operation metadata, but are otherwise ignored.
        # Corresponds to the JSON property `labels`
        # @return [Hash<String,String>]
        attr_accessor :labels
      
        # A list of mounts to make available to the action. In addition to the values
        # specified here, every action has a special virtual disk mounted under `/google`
        # that contains log files and other operational components. - /google/logs All
        # logs written during the pipeline execution. - /google/logs/output The combined
        # standard output and standard error of all actions run as part of the pipeline
        # execution. - /google/logs/action/*/stdout The complete contents of each
        # individual action's standard output. - /google/logs/action/*/stderr The
        # complete contents of each individual action's standard error output.
        # Corresponds to the JSON property `mounts`
        # @return [Array<Google::Apis::LifesciencesV2beta::Mount>]
        attr_accessor :mounts
      
        # An optional identifier for a PID namespace to run the action inside. Multiple
        # actions should use the same string to share a namespace. If unspecified, a
        # separate isolated namespace is used.
        # Corresponds to the JSON property `pidNamespace`
        # @return [String]
        attr_accessor :pid_namespace
      
        # A map of containers to host port mappings for this container. If the container
        # already specifies exposed ports, use the `PUBLISH_EXPOSED_PORTS` flag instead.
        # The host port number must be less than 65536. If it is zero, an unused random
        # port is assigned. To determine the resulting port number, consult the `
        # ContainerStartedEvent` in the operation metadata.
        # Corresponds to the JSON property `portMappings`
        # @return [Hash<String,Fixnum>]
        attr_accessor :port_mappings
      
        # Exposes all ports specified by `EXPOSE` statements in the container. To
        # discover the host side port numbers, consult the `ACTION_STARTED` event in the
        # operation metadata.
        # Corresponds to the JSON property `publishExposedPorts`
        # @return [Boolean]
        attr_accessor :publish_exposed_ports
        alias_method :publish_exposed_ports?, :publish_exposed_ports
      
        # This flag allows an action to continue running in the background while
        # executing subsequent actions. This is useful to provide services to other
        # actions (or to provide debugging support tools like SSH servers).
        # Corresponds to the JSON property `runInBackground`
        # @return [Boolean]
        attr_accessor :run_in_background
        alias_method :run_in_background?, :run_in_background
      
        # The maximum amount of time to give the action to complete. If the action fails
        # to complete before the timeout, it will be terminated and the exit status will
        # be non-zero. The pipeline will continue or terminate based on the rules
        # defined by the `ALWAYS_RUN` and `IGNORE_EXIT_STATUS` flags.
        # Corresponds to the JSON property `timeout`
        # @return [String]
        attr_accessor :timeout
      
        def initialize(**args)
           update!(**args)
        end
      
        # Update properties of this object
        def update!(**args)
          @always_run = args[:always_run] if args.key?(:always_run)
          @commands = args[:commands] if args.key?(:commands)
          @container_name = args[:container_name] if args.key?(:container_name)
          @credentials = args[:credentials] if args.key?(:credentials)
          @disable_image_prefetch = args[:disable_image_prefetch] if args.key?(:disable_image_prefetch)
          @disable_standard_error_capture = args[:disable_standard_error_capture] if args.key?(:disable_standard_error_capture)
          @enable_fuse = args[:enable_fuse] if args.key?(:enable_fuse)
          @entrypoint = args[:entrypoint] if args.key?(:entrypoint)
          @environment = args[:environment] if args.key?(:environment)
          @ignore_exit_status = args[:ignore_exit_status] if args.key?(:ignore_exit_status)
          @image_uri = args[:image_uri] if args.key?(:image_uri)
          @labels = args[:labels] if args.key?(:labels)
          @mounts = args[:mounts] if args.key?(:mounts)
          @pid_namespace = args[:pid_namespace] if args.key?(:pid_namespace)
          @port_mappings = args[:port_mappings] if args.key?(:port_mappings)
          @publish_exposed_ports = args[:publish_exposed_ports] if args.key?(:publish_exposed_ports)
          @run_in_background = args[:run_in_background] if args.key?(:run_in_background)
          @timeout = args[:timeout] if args.key?(:timeout)
        end
      end
      
      # The request message for Operations.CancelOperation.
      class CancelOperationRequest
        include Google::Apis::Core::Hashable
      
        def initialize(**args)
           update!(**args)
        end
      
        # Update properties of this object
        def update!(**args)
        end
      end
      
      # An event generated when a container is forcibly terminated by the worker.
      # Currently, this only occurs when the container outlives the timeout specified
      # by the user.
      class ContainerKilledEvent
        include Google::Apis::Core::Hashable
      
        # The numeric ID of the action that started the container.
        # Corresponds to the JSON property `actionId`
        # @return [Fixnum]
        attr_accessor :action_id
      
        def initialize(**args)
           update!(**args)
        end
      
        # Update properties of this object
        def update!(**args)
          @action_id = args[:action_id] if args.key?(:action_id)
        end
      end
      
      # An event generated when a container starts.
      class ContainerStartedEvent
        include Google::Apis::Core::Hashable
      
        # The numeric ID of the action that started this container.
        # Corresponds to the JSON property `actionId`
        # @return [Fixnum]
        attr_accessor :action_id
      
        # The public IP address that can be used to connect to the container. This field
        # is only populated when at least one port mapping is present. If the instance
        # was created with a private address, this field will be empty even if port
        # mappings exist.
        # Corresponds to the JSON property `ipAddress`
        # @return [String]
        attr_accessor :ip_address
      
        # The container-to-host port mappings installed for this container. This set
        # will contain any ports exposed using the `PUBLISH_EXPOSED_PORTS` flag as well
        # as any specified in the `Action` definition.
        # Corresponds to the JSON property `portMappings`
        # @return [Hash<String,Fixnum>]
        attr_accessor :port_mappings
      
        def initialize(**args)
           update!(**args)
        end
      
        # Update properties of this object
        def update!(**args)
          @action_id = args[:action_id] if args.key?(:action_id)
          @ip_address = args[:ip_address] if args.key?(:ip_address)
          @port_mappings = args[:port_mappings] if args.key?(:port_mappings)
        end
      end
      
      # An event generated when a container exits.
      class ContainerStoppedEvent
        include Google::Apis::Core::Hashable
      
        # The numeric ID of the action that started this container.
        # Corresponds to the JSON property `actionId`
        # @return [Fixnum]
        attr_accessor :action_id
      
        # The exit status of the container.
        # Corresponds to the JSON property `exitStatus`
        # @return [Fixnum]
        attr_accessor :exit_status
      
        # The tail end of any content written to standard error by the container. If the
        # content emits large amounts of debugging noise or contains sensitive
        # information, you can prevent the content from being printed by setting the `
        # DISABLE_STANDARD_ERROR_CAPTURE` flag. Note that only a small amount of the end
        # of the stream is captured here. The entire stream is stored in the `/google/
        # logs` directory mounted into each action, and can be copied off the machine as
        # described elsewhere.
        # Corresponds to the JSON property `stderr`
        # @return [String]
        attr_accessor :stderr
      
        def initialize(**args)
           update!(**args)
        end
      
        # Update properties of this object
        def update!(**args)
          @action_id = args[:action_id] if args.key?(:action_id)
          @exit_status = args[:exit_status] if args.key?(:exit_status)
          @stderr = args[:stderr] if args.key?(:stderr)
        end
      end
      
      # An event generated whenever a resource limitation or transient error delays
      # execution of a pipeline that was otherwise ready to run.
      class DelayedEvent
        include Google::Apis::Core::Hashable
      
        # A textual description of the cause of the delay. The string can change without
        # notice because it is often generated by another service (such as Compute
        # Engine).
        # Corresponds to the JSON property `cause`
        # @return [String]
        attr_accessor :cause
      
        # If the delay was caused by a resource shortage, this field lists the Compute
        # Engine metrics that are preventing this operation from running (for example, `
        # CPUS` or `INSTANCES`). If the particular metric is not known, a single `
        # UNKNOWN` metric will be present.
        # Corresponds to the JSON property `metrics`
        # @return [Array<String>]
        attr_accessor :metrics
      
        def initialize(**args)
           update!(**args)
        end
      
        # Update properties of this object
        def update!(**args)
          @cause = args[:cause] if args.key?(:cause)
          @metrics = args[:metrics] if args.key?(:metrics)
        end
      end
      
      # Carries information about a disk that can be attached to a VM. See https://
      # cloud.google.com/compute/docs/disks/performance for more information about
      # disk type, size, and performance considerations.
      class Disk
        include Google::Apis::Core::Hashable
      
        # A user-supplied name for the disk. Used when mounting the disk into actions.
        # The name must contain only upper and lowercase alphanumeric characters and
        # hyphens and cannot start with a hyphen.
        # Corresponds to the JSON property `name`
        # @return [String]
        attr_accessor :name
      
        # The size, in GB, of the disk to attach. If the size is not specified, a
        # default is chosen to ensure reasonable I/O performance. If the disk type is
        # specified as `local-ssd`, multiple local drives are automatically combined to
        # provide the requested size. Note, however, that each physical SSD is 375GB in
        # size, and no more than 8 drives can be attached to a single instance.
        # Corresponds to the JSON property `sizeGb`
        # @return [Fixnum]
        attr_accessor :size_gb
      
        # An optional image to put on the disk before attaching it to the VM.
        # Corresponds to the JSON property `sourceImage`
        # @return [String]
        attr_accessor :source_image
      
        # The Compute Engine disk type. If unspecified, `pd-standard` is used.
        # Corresponds to the JSON property `type`
        # @return [String]
        attr_accessor :type
      
        def initialize(**args)
           update!(**args)
        end
      
        # Update properties of this object
        def update!(**args)
          @name = args[:name] if args.key?(:name)
          @size_gb = args[:size_gb] if args.key?(:size_gb)
          @source_image = args[:source_image] if args.key?(:source_image)
          @type = args[:type] if args.key?(:type)
        end
      end
      
      # A generic empty message that you can re-use to avoid defining duplicated empty
      # messages in your APIs. A typical example is to use it as the request or the
      # response type of an API method. For instance: service Foo ` rpc Bar(google.
      # protobuf.Empty) returns (google.protobuf.Empty); ` The JSON representation for
      # `Empty` is empty JSON object ````.
      class Empty
        include Google::Apis::Core::Hashable
      
        def initialize(**args)
           update!(**args)
        end
      
        # Update properties of this object
        def update!(**args)
        end
      end
      
      # Carries information about events that occur during pipeline execution.
      class Event
        include Google::Apis::Core::Hashable
      
        # An event generated when a container is forcibly terminated by the worker.
        # Currently, this only occurs when the container outlives the timeout specified
        # by the user.
        # Corresponds to the JSON property `containerKilled`
        # @return [Google::Apis::LifesciencesV2beta::ContainerKilledEvent]
        attr_accessor :container_killed
      
        # An event generated when a container starts.
        # Corresponds to the JSON property `containerStarted`
        # @return [Google::Apis::LifesciencesV2beta::ContainerStartedEvent]
        attr_accessor :container_started
      
        # An event generated when a container exits.
        # Corresponds to the JSON property `containerStopped`
        # @return [Google::Apis::LifesciencesV2beta::ContainerStoppedEvent]
        attr_accessor :container_stopped
      
        # An event generated whenever a resource limitation or transient error delays
        # execution of a pipeline that was otherwise ready to run.
        # Corresponds to the JSON property `delayed`
        # @return [Google::Apis::LifesciencesV2beta::DelayedEvent]
        attr_accessor :delayed
      
        # A human-readable description of the event. Note that these strings can change
        # at any time without notice. Any application logic must use the information in
        # the `details` field.
        # Corresponds to the JSON property `description`
        # @return [String]
        attr_accessor :description
      
        # An event generated when the execution of a pipeline has failed. Note that
        # other events can continue to occur after this event.
        # Corresponds to the JSON property `failed`
        # @return [Google::Apis::LifesciencesV2beta::FailedEvent]
        attr_accessor :failed
      
        # An event generated when the worker starts pulling an image.
        # Corresponds to the JSON property `pullStarted`
        # @return [Google::Apis::LifesciencesV2beta::PullStartedEvent]
        attr_accessor :pull_started
      
        # An event generated when the worker stops pulling an image.
        # Corresponds to the JSON property `pullStopped`
        # @return [Google::Apis::LifesciencesV2beta::PullStoppedEvent]
        attr_accessor :pull_stopped
      
        # The time at which the event occurred.
        # Corresponds to the JSON property `timestamp`
        # @return [String]
        attr_accessor :timestamp
      
        # An event generated when the execution of a container results in a non-zero
        # exit status that was not otherwise ignored. Execution will continue, but only
        # actions that are flagged as `ALWAYS_RUN` will be executed. Other actions will
        # be skipped.
        # Corresponds to the JSON property `unexpectedExitStatus`
        # @return [Google::Apis::LifesciencesV2beta::UnexpectedExitStatusEvent]
        attr_accessor :unexpected_exit_status
      
        # An event generated after a worker VM has been assigned to run the pipeline.
        # Corresponds to the JSON property `workerAssigned`
        # @return [Google::Apis::LifesciencesV2beta::WorkerAssignedEvent]
        attr_accessor :worker_assigned
      
        # An event generated when the worker VM that was assigned to the pipeline has
        # been released (deleted).
        # Corresponds to the JSON property `workerReleased`
        # @return [Google::Apis::LifesciencesV2beta::WorkerReleasedEvent]
        attr_accessor :worker_released
      
        def initialize(**args)
           update!(**args)
        end
      
        # Update properties of this object
        def update!(**args)
          @container_killed = args[:container_killed] if args.key?(:container_killed)
          @container_started = args[:container_started] if args.key?(:container_started)
          @container_stopped = args[:container_stopped] if args.key?(:container_stopped)
          @delayed = args[:delayed] if args.key?(:delayed)
          @description = args[:description] if args.key?(:description)
          @failed = args[:failed] if args.key?(:failed)
          @pull_started = args[:pull_started] if args.key?(:pull_started)
          @pull_stopped = args[:pull_stopped] if args.key?(:pull_stopped)
          @timestamp = args[:timestamp] if args.key?(:timestamp)
          @unexpected_exit_status = args[:unexpected_exit_status] if args.key?(:unexpected_exit_status)
          @worker_assigned = args[:worker_assigned] if args.key?(:worker_assigned)
          @worker_released = args[:worker_released] if args.key?(:worker_released)
        end
      end
      
      # Configuration for an existing disk to be attached to the VM.
      class ExistingDisk
        include Google::Apis::Core::Hashable
      
        # If `disk` contains slashes, the Cloud Life Sciences API assumes that it is a
        # complete URL for the disk. If `disk` does not contain slashes, the Cloud Life
        # Sciences API assumes that the disk is a zonal disk and a URL will be generated
        # of the form `zones//disks/`, where `` is the zone in which the instance is
        # allocated. The disk must be ext4 formatted. If all `Mount` references to this
        # disk have the `read_only` flag set to true, the disk will be attached in `read-
        # only` mode and can be shared with other instances. Otherwise, the disk will be
        # available for writing but cannot be shared.
        # Corresponds to the JSON property `disk`
        # @return [String]
        attr_accessor :disk
      
        def initialize(**args)
           update!(**args)
        end
      
        # Update properties of this object
        def update!(**args)
          @disk = args[:disk] if args.key?(:disk)
        end
      end
      
      # An event generated when the execution of a pipeline has failed. Note that
      # other events can continue to occur after this event.
      class FailedEvent
        include Google::Apis::Core::Hashable
      
        # The human-readable description of the cause of the failure.
        # Corresponds to the JSON property `cause`
        # @return [String]
        attr_accessor :cause
      
        # The Google standard error code that best describes this failure.
        # Corresponds to the JSON property `code`
        # @return [String]
        attr_accessor :code
      
        def initialize(**args)
           update!(**args)
        end
      
        # Update properties of this object
        def update!(**args)
          @cause = args[:cause] if args.key?(:cause)
          @code = args[:code] if args.key?(:code)
        end
      end
      
      # The response message for Locations.ListLocations.
      class ListLocationsResponse
        include Google::Apis::Core::Hashable
      
        # A list of locations that matches the specified filter in the request.
        # Corresponds to the JSON property `locations`
        # @return [Array<Google::Apis::LifesciencesV2beta::Location>]
        attr_accessor :locations
      
        # The standard List next-page token.
        # Corresponds to the JSON property `nextPageToken`
        # @return [String]
        attr_accessor :next_page_token
      
        def initialize(**args)
           update!(**args)
        end
      
        # Update properties of this object
        def update!(**args)
          @locations = args[:locations] if args.key?(:locations)
          @next_page_token = args[:next_page_token] if args.key?(:next_page_token)
        end
      end
      
      # The response message for Operations.ListOperations.
      class ListOperationsResponse
        include Google::Apis::Core::Hashable
      
        # The standard List next-page token.
        # Corresponds to the JSON property `nextPageToken`
        # @return [String]
        attr_accessor :next_page_token
      
        # A list of operations that matches the specified filter in the request.
        # Corresponds to the JSON property `operations`
        # @return [Array<Google::Apis::LifesciencesV2beta::Operation>]
        attr_accessor :operations
      
        def initialize(**args)
           update!(**args)
        end
      
        # Update properties of this object
        def update!(**args)
          @next_page_token = args[:next_page_token] if args.key?(:next_page_token)
          @operations = args[:operations] if args.key?(:operations)
        end
      end
      
      # A resource that represents Google Cloud Platform location.
      class Location
        include Google::Apis::Core::Hashable
      
        # The friendly name for this location, typically a nearby city name. For example,
        # "Tokyo".
        # Corresponds to the JSON property `displayName`
        # @return [String]
        attr_accessor :display_name
      
        # Cross-service attributes for the location. For example `"cloud.googleapis.com/
        # region": "us-east1"`
        # Corresponds to the JSON property `labels`
        # @return [Hash<String,String>]
        attr_accessor :labels
      
        # The canonical id for this location. For example: `"us-east1"`.
        # Corresponds to the JSON property `locationId`
        # @return [String]
        attr_accessor :location_id
      
        # Service-specific metadata. For example the available capacity at the given
        # location.
        # Corresponds to the JSON property `metadata`
        # @return [Hash<String,Object>]
        attr_accessor :metadata
      
        # Resource name for the location, which may vary between implementations. For
        # example: `"projects/example-project/locations/us-east1"`
        # Corresponds to the JSON property `name`
        # @return [String]
        attr_accessor :name
      
        def initialize(**args)
           update!(**args)
        end
      
        # Update properties of this object
        def update!(**args)
          @display_name = args[:display_name] if args.key?(:display_name)
          @labels = args[:labels] if args.key?(:labels)
          @location_id = args[:location_id] if args.key?(:location_id)
          @metadata = args[:metadata] if args.key?(:metadata)
          @name = args[:name] if args.key?(:name)
        end
      end
      
      # Carries information about the pipeline execution that is returned in the long
      # running operation's metadata field.
      class Metadata
        include Google::Apis::Core::Hashable
      
        # The time at which the operation was created by the API.
        # Corresponds to the JSON property `createTime`
        # @return [String]
        attr_accessor :create_time
      
        # The time at which execution was completed and resources were cleaned up.
        # Corresponds to the JSON property `endTime`
        # @return [String]
        attr_accessor :end_time
      
        # The list of events that have happened so far during the execution of this
        # operation.
        # Corresponds to the JSON property `events`
        # @return [Array<Google::Apis::LifesciencesV2beta::Event>]
        attr_accessor :events
      
        # The user-defined labels associated with this operation.
        # Corresponds to the JSON property `labels`
        # @return [Hash<String,String>]
        attr_accessor :labels
      
        # Specifies a series of actions to execute, expressed as Docker containers.
        # Corresponds to the JSON property `pipeline`
        # @return [Google::Apis::LifesciencesV2beta::Pipeline]
        attr_accessor :pipeline
      
        # The first time at which resources were allocated to execute the pipeline.
        # Corresponds to the JSON property `startTime`
        # @return [String]
        attr_accessor :start_time
      
        def initialize(**args)
           update!(**args)
        end
      
        # Update properties of this object
        def update!(**args)
          @create_time = args[:create_time] if args.key?(:create_time)
          @end_time = args[:end_time] if args.key?(:end_time)
          @events = args[:events] if args.key?(:events)
          @labels = args[:labels] if args.key?(:labels)
          @pipeline = args[:pipeline] if args.key?(:pipeline)
          @start_time = args[:start_time] if args.key?(:start_time)
        end
      end
      
      # Carries information about a particular disk mount inside a container.
      class Mount
        include Google::Apis::Core::Hashable
      
        # The name of the disk to mount, as specified in the resources section.
        # Corresponds to the JSON property `disk`
        # @return [String]
        attr_accessor :disk
      
        # The path to mount the disk inside the container.
        # Corresponds to the JSON property `path`
        # @return [String]
        attr_accessor :path
      
        # If true, the disk is mounted read-only inside the container.
        # Corresponds to the JSON property `readOnly`
        # @return [Boolean]
        attr_accessor :read_only
        alias_method :read_only?, :read_only
      
        def initialize(**args)
           update!(**args)
        end
      
        # Update properties of this object
        def update!(**args)
          @disk = args[:disk] if args.key?(:disk)
          @path = args[:path] if args.key?(:path)
          @read_only = args[:read_only] if args.key?(:read_only)
        end
      end
      
      # Configuration for an `NFSMount` to be attached to the VM.
      class NfsMount
        include Google::Apis::Core::Hashable
      
        # A target NFS mount. The target must be specified as `address:/mount".
        # Corresponds to the JSON property `target`
        # @return [String]
        attr_accessor :target
      
        def initialize(**args)
           update!(**args)
        end
      
        # Update properties of this object
        def update!(**args)
          @target = args[:target] if args.key?(:target)
        end
      end
      
      # VM networking options.
      class Network
        include Google::Apis::Core::Hashable
      
        # The network name to attach the VM's network interface to. The value will be
        # prefixed with `global/networks/` unless it contains a `/`, in which case it is
        # assumed to be a fully specified network resource URL. If unspecified, the
        # global default network is used.
        # Corresponds to the JSON property `network`
        # @return [String]
        attr_accessor :network
      
        # If the specified network is configured for custom subnet creation, the name of
        # the subnetwork to attach the instance to must be specified here. The value is
        # prefixed with `regions/*/subnetworks/` unless it contains a `/`, in which case
        # it is assumed to be a fully specified subnetwork resource URL. If the `*`
        # character appears in the value, it is replaced with the region that the
        # virtual machine has been allocated in.
        # Corresponds to the JSON property `subnetwork`
        # @return [String]
        attr_accessor :subnetwork
      
        # If set to true, do not attach a public IP address to the VM. Note that without
        # a public IP address, additional configuration is required to allow the VM to
        # access Google services. See https://cloud.google.com/vpc/docs/configure-
        # private-google-access for more information.
        # Corresponds to the JSON property `usePrivateAddress`
        # @return [Boolean]
        attr_accessor :use_private_address
        alias_method :use_private_address?, :use_private_address
      
        def initialize(**args)
           update!(**args)
        end
      
        # Update properties of this object
        def update!(**args)
          @network = args[:network] if args.key?(:network)
          @subnetwork = args[:subnetwork] if args.key?(:subnetwork)
          @use_private_address = args[:use_private_address] if args.key?(:use_private_address)
        end
      end
      
      # This resource represents a long-running operation that is the result of a
      # network API call.
      class Operation
        include Google::Apis::Core::Hashable
      
        # If the value is `false`, it means the operation is still in progress. If `true`
        # , the operation is completed, and either `error` or `response` is available.
        # Corresponds to the JSON property `done`
        # @return [Boolean]
        attr_accessor :done
        alias_method :done?, :done
      
        # The `Status` type defines a logical error model that is suitable for different
        # programming environments, including REST APIs and RPC APIs. It is used by [
        # gRPC](https://github.com/grpc). Each `Status` message contains three pieces of
        # data: error code, error message, and error details. You can find out more
        # about this error model and how to work with it in the [API Design Guide](https:
        # //cloud.google.com/apis/design/errors).
        # Corresponds to the JSON property `error`
        # @return [Google::Apis::LifesciencesV2beta::Status]
        attr_accessor :error
      
        # An Metadata object. This will always be returned with the Operation.
        # Corresponds to the JSON property `metadata`
        # @return [Hash<String,Object>]
        attr_accessor :metadata
      
        # The server-assigned name for the operation. This may be passed to the other
        # operation methods to retrieve information about the operation's status.
        # Corresponds to the JSON property `name`
        # @return [String]
        attr_accessor :name
      
        # An Empty object.
        # Corresponds to the JSON property `response`
        # @return [Hash<String,Object>]
        attr_accessor :response
      
        def initialize(**args)
           update!(**args)
        end
      
        # Update properties of this object
        def update!(**args)
          @done = args[:done] if args.key?(:done)
          @error = args[:error] if args.key?(:error)
          @metadata = args[:metadata] if args.key?(:metadata)
          @name = args[:name] if args.key?(:name)
          @response = args[:response] if args.key?(:response)
        end
      end
      
      # Configuration for a persistent disk to be attached to the VM. See https://
      # cloud.google.com/compute/docs/disks/performance for more information about
      # disk type, size, and performance considerations.
      class PersistentDisk
        include Google::Apis::Core::Hashable
      
        # The size, in GB, of the disk to attach. If the size is not specified, a
        # default is chosen to ensure reasonable I/O performance. If the disk type is
        # specified as `local-ssd`, multiple local drives are automatically combined to
        # provide the requested size. Note, however, that each physical SSD is 375GB in
        # size, and no more than 8 drives can be attached to a single instance.
        # Corresponds to the JSON property `sizeGb`
        # @return [Fixnum]
        attr_accessor :size_gb
      
        # An image to put on the disk before attaching it to the VM.
        # Corresponds to the JSON property `sourceImage`
        # @return [String]
        attr_accessor :source_image
      
        # The Compute Engine disk type. If unspecified, `pd-standard` is used.
        # Corresponds to the JSON property `type`
        # @return [String]
        attr_accessor :type
      
        def initialize(**args)
           update!(**args)
        end
      
        # Update properties of this object
        def update!(**args)
          @size_gb = args[:size_gb] if args.key?(:size_gb)
          @source_image = args[:source_image] if args.key?(:source_image)
          @type = args[:type] if args.key?(:type)
        end
      end
      
      # Specifies a series of actions to execute, expressed as Docker containers.
      class Pipeline
        include Google::Apis::Core::Hashable
      
        # The list of actions to execute, in the order they are specified.
        # Corresponds to the JSON property `actions`
        # @return [Array<Google::Apis::LifesciencesV2beta::Action>]
        attr_accessor :actions
      
        # The environment to pass into every action. Each action can also specify
        # additional environment variables but cannot delete an entry from this map (
        # though they can overwrite it with a different value).
        # Corresponds to the JSON property `environment`
        # @return [Hash<String,String>]
        attr_accessor :environment
      
        # The system resources for the pipeline run. At least one zone or region must be
        # specified or the pipeline run will fail.
        # Corresponds to the JSON property `resources`
        # @return [Google::Apis::LifesciencesV2beta::Resources]
        attr_accessor :resources
      
        # The maximum amount of time to give the pipeline to complete. This includes the
        # time spent waiting for a worker to be allocated. If the pipeline fails to
        # complete before the timeout, it will be cancelled and the error code will be
        # set to DEADLINE_EXCEEDED. If unspecified, it will default to 7 days.
        # Corresponds to the JSON property `timeout`
        # @return [String]
        attr_accessor :timeout
      
        def initialize(**args)
           update!(**args)
        end
      
        # Update properties of this object
        def update!(**args)
          @actions = args[:actions] if args.key?(:actions)
          @environment = args[:environment] if args.key?(:environment)
          @resources = args[:resources] if args.key?(:resources)
          @timeout = args[:timeout] if args.key?(:timeout)
        end
      end
      
      # An event generated when the worker starts pulling an image.
      class PullStartedEvent
        include Google::Apis::Core::Hashable
      
        # The URI of the image that was pulled.
        # Corresponds to the JSON property `imageUri`
        # @return [String]
        attr_accessor :image_uri
      
        def initialize(**args)
           update!(**args)
        end
      
        # Update properties of this object
        def update!(**args)
          @image_uri = args[:image_uri] if args.key?(:image_uri)
        end
      end
      
      # An event generated when the worker stops pulling an image.
      class PullStoppedEvent
        include Google::Apis::Core::Hashable
      
        # The URI of the image that was pulled.
        # Corresponds to the JSON property `imageUri`
        # @return [String]
        attr_accessor :image_uri
      
        def initialize(**args)
           update!(**args)
        end
      
        # Update properties of this object
        def update!(**args)
          @image_uri = args[:image_uri] if args.key?(:image_uri)
        end
      end
      
      # The system resources for the pipeline run. At least one zone or region must be
      # specified or the pipeline run will fail.
      class Resources
        include Google::Apis::Core::Hashable
      
        # The list of regions allowed for VM allocation. If set, the `zones` field must
        # not be set.
        # Corresponds to the JSON property `regions`
        # @return [Array<String>]
        attr_accessor :regions
      
        # Carries information about a Compute Engine VM resource.
        # Corresponds to the JSON property `virtualMachine`
        # @return [Google::Apis::LifesciencesV2beta::VirtualMachine]
        attr_accessor :virtual_machine
      
        # The list of zones allowed for VM allocation. If set, the `regions` field must
        # not be set.
        # Corresponds to the JSON property `zones`
        # @return [Array<String>]
        attr_accessor :zones
      
        def initialize(**args)
           update!(**args)
        end
      
        # Update properties of this object
        def update!(**args)
          @regions = args[:regions] if args.key?(:regions)
          @virtual_machine = args[:virtual_machine] if args.key?(:virtual_machine)
          @zones = args[:zones] if args.key?(:zones)
        end
      end
      
      # The arguments to the `RunPipeline` method. The requesting user must have the `
      # iam.serviceAccounts.actAs` permission for the Cloud Life Sciences service
      # account or the request will fail.
      class RunPipelineRequest
        include Google::Apis::Core::Hashable
      
        # User-defined labels to associate with the returned operation. These labels are
        # not propagated to any Google Cloud Platform resources used by the operation,
        # and can be modified at any time. To associate labels with resources created
        # while executing the operation, see the appropriate resource message (for
        # example, `VirtualMachine`).
        # Corresponds to the JSON property `labels`
        # @return [Hash<String,String>]
        attr_accessor :labels
      
        # Specifies a series of actions to execute, expressed as Docker containers.
        # Corresponds to the JSON property `pipeline`
        # @return [Google::Apis::LifesciencesV2beta::Pipeline]
        attr_accessor :pipeline
      
        def initialize(**args)
           update!(**args)
        end
      
        # Update properties of this object
        def update!(**args)
          @labels = args[:labels] if args.key?(:labels)
          @pipeline = args[:pipeline] if args.key?(:pipeline)
        end
      end
      
      # The response to the RunPipeline method, returned in the operation's result
      # field on success.
      class RunPipelineResponse
        include Google::Apis::Core::Hashable
      
        def initialize(**args)
           update!(**args)
        end
      
        # Update properties of this object
        def update!(**args)
        end
      end
      
      # Holds encrypted information that is only decrypted and stored in RAM by the
      # worker VM when running the pipeline.
      class Secret
        include Google::Apis::Core::Hashable
      
        # The value of the cipherText response from the `encrypt` method. This field is
        # intentionally unaudited.
        # Corresponds to the JSON property `cipherText`
        # @return [String]
        attr_accessor :cipher_text
      
        # The name of the Cloud KMS key that will be used to decrypt the secret value.
        # The VM service account must have the required permissions and authentication
        # scopes to invoke the `decrypt` method on the specified key.
        # Corresponds to the JSON property `keyName`
        # @return [String]
        attr_accessor :key_name
      
        def initialize(**args)
           update!(**args)
        end
      
        # Update properties of this object
        def update!(**args)
          @cipher_text = args[:cipher_text] if args.key?(:cipher_text)
          @key_name = args[:key_name] if args.key?(:key_name)
        end
      end
      
      # Carries information about a Google Cloud service account.
      class ServiceAccount
        include Google::Apis::Core::Hashable
      
        # Email address of the service account. If not specified, the default Compute
        # Engine service account for the project will be used.
        # Corresponds to the JSON property `email`
        # @return [String]
        attr_accessor :email
      
        # List of scopes to be enabled for this service account on the VM, in addition
        # to the cloud-platform API scope that will be added by default.
        # Corresponds to the JSON property `scopes`
        # @return [Array<String>]
        attr_accessor :scopes
      
        def initialize(**args)
           update!(**args)
        end
      
        # Update properties of this object
        def update!(**args)
          @email = args[:email] if args.key?(:email)
          @scopes = args[:scopes] if args.key?(:scopes)
        end
      end
      
      # The `Status` type defines a logical error model that is suitable for different
      # programming environments, including REST APIs and RPC APIs. It is used by [
      # gRPC](https://github.com/grpc). Each `Status` message contains three pieces of
      # data: error code, error message, and error details. You can find out more
      # about this error model and how to work with it in the [API Design Guide](https:
      # //cloud.google.com/apis/design/errors).
      class Status
        include Google::Apis::Core::Hashable
      
        # The status code, which should be an enum value of google.rpc.Code.
        # Corresponds to the JSON property `code`
        # @return [Fixnum]
        attr_accessor :code
      
        # A list of messages that carry the error details. There is a common set of
        # message types for APIs to use.
        # Corresponds to the JSON property `details`
        # @return [Array<Hash<String,Object>>]
        attr_accessor :details
      
        # A developer-facing error message, which should be in English. Any user-facing
        # error message should be localized and sent in the google.rpc.Status.details
        # field, or localized by the client.
        # Corresponds to the JSON property `message`
        # @return [String]
        attr_accessor :message
      
        def initialize(**args)
           update!(**args)
        end
      
        # Update properties of this object
        def update!(**args)
          @code = args[:code] if args.key?(:code)
          @details = args[:details] if args.key?(:details)
          @message = args[:message] if args.key?(:message)
        end
      end
      
      # An event generated when the execution of a container results in a non-zero
      # exit status that was not otherwise ignored. Execution will continue, but only
      # actions that are flagged as `ALWAYS_RUN` will be executed. Other actions will
      # be skipped.
      class UnexpectedExitStatusEvent
        include Google::Apis::Core::Hashable
      
        # The numeric ID of the action that started the container.
        # Corresponds to the JSON property `actionId`
        # @return [Fixnum]
        attr_accessor :action_id
      
        # The exit status of the container.
        # Corresponds to the JSON property `exitStatus`
        # @return [Fixnum]
        attr_accessor :exit_status
      
        def initialize(**args)
           update!(**args)
        end
      
        # Update properties of this object
        def update!(**args)
          @action_id = args[:action_id] if args.key?(:action_id)
          @exit_status = args[:exit_status] if args.key?(:exit_status)
        end
      end
      
      # Carries information about a Compute Engine VM resource.
      class VirtualMachine
        include Google::Apis::Core::Hashable
      
        # The list of accelerators to attach to the VM.
        # Corresponds to the JSON property `accelerators`
        # @return [Array<Google::Apis::LifesciencesV2beta::Accelerator>]
        attr_accessor :accelerators
      
        # The size of the boot disk, in GB. The boot disk must be large enough to
        # accommodate all of the Docker images from each action in the pipeline at the
        # same time. If not specified, a small but reasonable default value is used.
        # Corresponds to the JSON property `bootDiskSizeGb`
        # @return [Fixnum]
        attr_accessor :boot_disk_size_gb
      
        # The host operating system image to use. Currently, only Container-Optimized OS
        # images can be used. The default value is `projects/cos-cloud/global/images/
        # family/cos-stable`, which selects the latest stable release of Container-
        # Optimized OS. This option is provided to allow testing against the beta
        # release of the operating system to ensure that the new version does not
        # interact negatively with production pipelines. To test a pipeline against the
        # beta release of Container-Optimized OS, use the value `projects/cos-cloud/
        # global/images/family/cos-beta`.
        # Corresponds to the JSON property `bootImage`
        # @return [String]
        attr_accessor :boot_image
      
        # The CPU platform to request. An instance based on a newer platform can be
        # allocated, but never one with fewer capabilities. The value of this parameter
        # must be a valid Compute Engine CPU platform name (such as "Intel Skylake").
        # This parameter is only useful for carefully optimized work loads where the CPU
        # platform has a significant impact. For more information about the effect of
        # this parameter, see https://cloud.google.com/compute/docs/instances/specify-
        # min-cpu-platform.
        # Corresponds to the JSON property `cpuPlatform`
        # @return [String]
        attr_accessor :cpu_platform
      
        # The list of disks to create and attach to the VM.
        # Corresponds to the JSON property `disks`
        # @return [Array<Google::Apis::LifesciencesV2beta::Disk>]
        attr_accessor :disks
      
        # The Compute Engine Disk Images to use as a Docker cache. The disks will be
        # mounted into the Docker folder in a way that the images present in the cache
        # will not need to be pulled. The digests of the cached images must match those
        # of the tags used or the latest version will still be pulled. The root
        # directory of the ext4 image must contain `image` and `overlay2` directories
        # copied from the Docker directory of a VM where the desired Docker images have
        # already been pulled. Only a single image is supported.
        # Corresponds to the JSON property `dockerCacheImages`
        # @return [Array<String>]
        attr_accessor :docker_cache_images
      
        # Whether Stackdriver monitoring should be enabled on the VM.
        # Corresponds to the JSON property `enableStackdriverMonitoring`
        # @return [Boolean]
        attr_accessor :enable_stackdriver_monitoring
        alias_method :enable_stackdriver_monitoring?, :enable_stackdriver_monitoring
      
        # Optional set of labels to apply to the VM and any attached disk resources.
        # These labels must adhere to the [name and value restrictions](https://cloud.
        # google.com/compute/docs/labeling-resources) on VM labels imposed by Compute
        # Engine. Labels keys with the prefix 'google-' are reserved for use by Google.
        # Labels applied at creation time to the VM. Applied on a best-effort basis to
        # attached disk resources shortly after VM creation.
        # Corresponds to the JSON property `labels`
        # @return [Hash<String,String>]
        attr_accessor :labels
      
        # Required. The machine type of the virtual machine to create. Must be the short
        # name of a standard machine type (such as "n1-standard-1") or a custom machine
        # type (such as "custom-1-4096", where "1" indicates the number of vCPUs and "
        # 4096" indicates the memory in MB). See [Creating an instance with a custom
        # machine type](https://cloud.google.com/compute/docs/instances/creating-
        # instance-with-custom-machine-type#create) for more specifications on creating
        # a custom machine type.
        # Corresponds to the JSON property `machineType`
        # @return [String]
        attr_accessor :machine_type
      
        # VM networking options.
        # Corresponds to the JSON property `network`
        # @return [Google::Apis::LifesciencesV2beta::Network]
        attr_accessor :network
      
        # The NVIDIA driver version to use when attaching an NVIDIA GPU accelerator. The
        # version specified here must be compatible with the GPU libraries contained in
        # the container being executed, and must be one of the drivers hosted in the `
        # nvidia-drivers-us-public` bucket on Google Cloud Storage.
        # Corresponds to the JSON property `nvidiaDriverVersion`
        # @return [String]
        attr_accessor :nvidia_driver_version
      
        # If true, allocate a preemptible VM.
        # Corresponds to the JSON property `preemptible`
        # @return [Boolean]
        attr_accessor :preemptible
        alias_method :preemptible?, :preemptible
      
        # Carries information about a Google Cloud service account.
        # Corresponds to the JSON property `serviceAccount`
        # @return [Google::Apis::LifesciencesV2beta::ServiceAccount]
        attr_accessor :service_account
      
        # The list of disks and other storage to create or attach to the VM.
        # Corresponds to the JSON property `volumes`
        # @return [Array<Google::Apis::LifesciencesV2beta::Volume>]
        attr_accessor :volumes
      
        def initialize(**args)
           update!(**args)
        end
      
        # Update properties of this object
        def update!(**args)
          @accelerators = args[:accelerators] if args.key?(:accelerators)
          @boot_disk_size_gb = args[:boot_disk_size_gb] if args.key?(:boot_disk_size_gb)
          @boot_image = args[:boot_image] if args.key?(:boot_image)
          @cpu_platform = args[:cpu_platform] if args.key?(:cpu_platform)
          @disks = args[:disks] if args.key?(:disks)
          @docker_cache_images = args[:docker_cache_images] if args.key?(:docker_cache_images)
          @enable_stackdriver_monitoring = args[:enable_stackdriver_monitoring] if args.key?(:enable_stackdriver_monitoring)
          @labels = args[:labels] if args.key?(:labels)
          @machine_type = args[:machine_type] if args.key?(:machine_type)
          @network = args[:network] if args.key?(:network)
          @nvidia_driver_version = args[:nvidia_driver_version] if args.key?(:nvidia_driver_version)
          @preemptible = args[:preemptible] if args.key?(:preemptible)
          @service_account = args[:service_account] if args.key?(:service_account)
          @volumes = args[:volumes] if args.key?(:volumes)
        end
      end
      
      # Carries information about storage that can be attached to a VM.
      class Volume
        include Google::Apis::Core::Hashable
      
        # Configuration for an existing disk to be attached to the VM.
        # Corresponds to the JSON property `existingDisk`
        # @return [Google::Apis::LifesciencesV2beta::ExistingDisk]
        attr_accessor :existing_disk
      
        # Configuration for an `NFSMount` to be attached to the VM.
        # Corresponds to the JSON property `nfsMount`
        # @return [Google::Apis::LifesciencesV2beta::NfsMount]
        attr_accessor :nfs_mount
      
        # Configuration for a persistent disk to be attached to the VM. See https://
        # cloud.google.com/compute/docs/disks/performance for more information about
        # disk type, size, and performance considerations.
        # Corresponds to the JSON property `persistentDisk`
        # @return [Google::Apis::LifesciencesV2beta::PersistentDisk]
        attr_accessor :persistent_disk
      
        # A user-supplied name for the volume. Used when mounting the volume into `
        # Actions`. The name must contain only upper and lowercase alphanumeric
        # characters and hyphens and cannot start with a hyphen.
        # Corresponds to the JSON property `volume`
        # @return [String]
        attr_accessor :volume
      
        def initialize(**args)
           update!(**args)
        end
      
        # Update properties of this object
        def update!(**args)
          @existing_disk = args[:existing_disk] if args.key?(:existing_disk)
          @nfs_mount = args[:nfs_mount] if args.key?(:nfs_mount)
          @persistent_disk = args[:persistent_disk] if args.key?(:persistent_disk)
          @volume = args[:volume] if args.key?(:volume)
        end
      end
      
      # An event generated after a worker VM has been assigned to run the pipeline.
      class WorkerAssignedEvent
        include Google::Apis::Core::Hashable
      
        # The worker's instance name.
        # Corresponds to the JSON property `instance`
        # @return [String]
        attr_accessor :instance
      
        # The machine type that was assigned for the worker.
        # Corresponds to the JSON property `machineType`
        # @return [String]
        attr_accessor :machine_type
      
        # The zone the worker is running in.
        # Corresponds to the JSON property `zone`
        # @return [String]
        attr_accessor :zone
      
        def initialize(**args)
           update!(**args)
        end
      
        # Update properties of this object
        def update!(**args)
          @instance = args[:instance] if args.key?(:instance)
          @machine_type = args[:machine_type] if args.key?(:machine_type)
          @zone = args[:zone] if args.key?(:zone)
        end
      end
      
      # An event generated when the worker VM that was assigned to the pipeline has
      # been released (deleted).
      class WorkerReleasedEvent
        include Google::Apis::Core::Hashable
      
        # The worker's instance name.
        # Corresponds to the JSON property `instance`
        # @return [String]
        attr_accessor :instance
      
        # The zone the worker was running in.
        # Corresponds to the JSON property `zone`
        # @return [String]
        attr_accessor :zone
      
        def initialize(**args)
           update!(**args)
        end
      
        # Update properties of this object
        def update!(**args)
          @instance = args[:instance] if args.key?(:instance)
          @zone = args[:zone] if args.key?(:zone)
        end
      end
    end
  end
end