// Requests will be matched against the Host field in the following way:
  // 1. If Host is precise, the request matches this rule if the http host header is equal to Host.
  // 2. If Host is a wildcard, then the request matches this rule if the http host header
  // is to equal to the suffix (removing the first label) of the wildcard rule.
  // +optional
  optional string host = 1;

  // SubResource is the subresource being requested, if any (for example, "status" or "scale")
  // +optional
  optional string subResource = 4;

  // RequestKind is the fully-qualified type of the original API request (for example, v1.Pod or autoscaling.v1.Scale).
  // If this is specified and differs from the value in "kind", an equivalent match and conversion was performed.
  //

  // The field is populated by the apiserver only if the
  // StorageVersionHash feature gate is enabled.
  // This field will remain optional even if it graduates.
  // +optional
  optional string storageVersionHash = 10;
}

// APIResourceList is a list of APIResource, it is used to expose the name of the
// resources supported in a specific group and version, and if the resource
// is namespaced.
message APIResourceList {

  // Rolling update config params. Present only if DeploymentStrategyType =
  // RollingUpdate.
  // ---
  // TODO: Update this to follow our convention for oneOf, whatever we decide it
  // to be.
  // +optional
  optional RollingUpdateDeployment rollingUpdate = 2;
}

// ReplicaSet ensures that a specified number of pod replicas are running at any given time.
message ReplicaSet {

  // This field is set via the /status subresource. Once populated, this field is immutable.
  //
  // If the certificate signing request is denied, a condition of type "Denied" is added and this field remains empty.
  // If the signer cannot issue the certificate, a condition of type "Failed" is added and this field remains empty.
  //
  // Validation requirements:

// SelfSubjectReview contains the user information that the kube-apiserver has about the user making this request.
// When using impersonation, users will receive the user info of the user being impersonated.  If impersonation or
// request header authentication is used, any extra keys will have their case ignored and returned as lowercase.
message SelfSubjectReview {
  // Standard object's metadata.

  // If both message and messageExpression are present on a validation, then messageExpression will be used if validation fails.
  // If messageExpression results in a runtime error, the runtime error is logged, and the validation failure message is produced
  // as if the messageExpression field were unset. If messageExpression evaluates to an empty string, a string with only spaces, or a string

  // readOnlyRootFilesystem when set to true will force containers to run with a read only root file
  // system.  If the container specifically requests to run with a non-read only root file system
  // the PSP should deny the pod.
  // If set to false the container may run with a read only root file system if it wishes but it
  // will not be forced to.
  // +optional
  optional bool readOnlyRootFilesystem = 14;

  // +optional
  optional FlowDistinguisherMethod distinguisherMethod = 3;

  // `rules` describes which requests will match this flow schema. This FlowSchema matches a request if and only if
  // at least one member of rules matches the request.
  // if it is an empty slice, there will be no requests matching the FlowSchema.
  // +listType=atomic
  // +optional
  repeated PolicyRulesWithSubjects rules = 4;
}

  // +optional
  optional FlowDistinguisherMethod distinguisherMethod = 3;

  // `rules` describes which requests will match this flow schema. This FlowSchema matches a request if and only if
  // at least one member of rules matches the request.
  // if it is an empty slice, there will be no requests matching the FlowSchema.
  // +listType=atomic
  // +optional
  repeated PolicyRulesWithSubjects rules = 4;
}