message CertificateSigningRequestSpec {
  // request contains an x509 certificate signing request encoded in a "CERTIFICATE REQUEST" PEM block.
  // When serialized as JSON or YAML, the data is additionally base64-encoded.
  // +listType=atomic
  optional bytes request = 1;

  // signerName indicates the requested signer, and is a qualified name.
  //

  // +listType=atomic
  // +optional
  repeated NamedRuleWithOperations resourceRules = 3;

  // ExcludeResourceRules describes what operations on what resources/subresources the ValidatingAdmissionPolicy should not care about.
  // The exclude rules take precedence over include rules (if a resource matches both, it is excluded)
  // +listType=atomic
  // +optional

  repeated CertificateSigningRequest items = 2;
}

// CertificateSigningRequestSpec contains the certificate request.
message CertificateSigningRequestSpec {
  // Base64-encoded PKCS#10 CSR data
  // +listType=atomic
  optional bytes request = 1;

  // Requested signer for the request. It is a qualified name in the form:
  // `scope-hostname.io/name`.
  // If empty, it will be defaulted:

  // +listType=atomic
  // Required.
  repeated Subject subjects = 1;

  // `resourceRules` is a slice of ResourcePolicyRules that identify matching requests according to their verb and the
  // target resource.
  // At least one of `resourceRules` and `nonResourceRules` has to be non-empty.
  // +listType=atomic
  // +optional
  repeated ResourcePolicyRule resourceRules = 2;

  // +listType=atomic
  // Required.
  repeated Subject subjects = 1;

  // `resourceRules` is a slice of ResourcePolicyRules that identify matching requests according to their verb and the
  // target resource.
  // At least one of `resourceRules` and `nonResourceRules` has to be non-empty.
  // +listType=atomic
  // +optional
  repeated ResourcePolicyRule resourceRules = 2;

  // be rejected in admission.
  // +optional
  // +mapType=atomic
  map<string, string> nodeSelector = 1;

  // tolerations are appended (excluding duplicates) to pods running with this
  // RuntimeClass during admission, effectively unioning the set of nodes
  // tolerated by the pod and the RuntimeClass.
  // +optional
  // +listType=atomic
  repeated k8s.io.api.core.v1.Toleration tolerations = 2;

  // policies is a list of potential scaling polices which can be used during scaling.
  // At least one policy must be specified, otherwise the HPAScalingRules will be discarded as invalid
  // +listType=atomic
  // +optional
  repeated HPAScalingPolicy policies = 2;
}

// HorizontalPodAutoscaler is the configuration for a horizontal pod
// autoscaler, which automatically manages the replica count of any resource

  // be rejected in admission.
  // +optional
  // +mapType=atomic
  map<string, string> nodeSelector = 1;

  // tolerations are appended (excluding duplicates) to pods running with this
  // RuntimeClass during admission, effectively unioning the set of nodes
  // tolerated by the pod and the RuntimeClass.
  // +optional
  // +listType=atomic
  repeated k8s.io.api.core.v1.Toleration tolerations = 2;

  // be rejected in admission.
  // +optional
  // +mapType=atomic
  map<string, string> nodeSelector = 1;

  // tolerations are appended (excluding duplicates) to pods running with this
  // RuntimeClass during admission, effectively unioning the set of nodes
  // tolerated by the pod and the RuntimeClass.
  // +optional
  // +listType=atomic
  repeated k8s.io.api.core.v1.Toleration tolerations = 2;

  // Items is a list of Roles
  repeated Role items = 2;
}

// RoleRef contains information that points to the role being used
// +structType=atomic
message RoleRef {
  // APIGroup is the group for the resource being referenced
  optional string apiGroup = 1;

  // Kind is the type of resource being referenced
  optional string kind = 2;