//
  // +optional
  optional k8s.io.apimachinery.pkg.apis.meta.v1.LabelSelector nodeTopology = 2;

  // storageClassName represents the name of the StorageClass that the reported capacity applies to.
  // It must meet the same requirements as the name of a StorageClass
  // object (non-empty, DNS subdomain). If that object no longer exists,
  // the CSIStorageCapacity object is obsolete and should be removed by its
  // creator.

  //
  // Defaults to "Never".
  // +optional
  optional string reinvocationPolicy = 10;

  // MatchConditions is a list of conditions that must be met for a request to be sent to this
  // webhook. Match conditions filter requests that have already been matched by the rules,
  // namespaceSelector, and objectSelector. An empty list of matchConditions matches all requests.

  //
  // Valid values are:
  //  "signing", "digital signature", "content commitment",
  //  "key encipherment", "key agreement", "data encipherment",
  //  "cert sign", "crl sign", "encipher only", "decipher only", "any",
  //  "server auth", "client auth",
  //  "code signing", "email protection", "s/mime",
  //  "ipsec end system", "ipsec tunnel", "ipsec user",

  //
  // Valid values are:
  //  "signing",
  //  "digital signature",
  //  "content commitment",
  //  "key encipherment",
  //  "key agreement",
  //  "data encipherment",
  //  "cert sign",
  //  "crl sign",
  //  "encipher only",
  //  "decipher only",
  //  "any",
  //  "server auth",
  //  "client auth",
  //  "code signing",
  //  "email protection",
  //  "s/mime",

  //
  // AlwaysAllow policy means that all running pods (status.phase="Running"),
  // but not yet healthy are considered disrupted and can be evicted regardless
  // of whether the criteria in a PDB is met. This means perspective running
  // pods of a disrupted application might not get a chance to become healthy.
  // Healthy pods will be subject to the PDB for eviction.
  //
  // Additional policies may be added in the future.

  //
  // Defaults to "Never".
  // +optional
  optional string reinvocationPolicy = 10;

  // MatchConditions is a list of conditions that must be met for a request to be sent to this
  // webhook. Match conditions filter requests that have already been matched by the rules,
  // namespaceSelector, and objectSelector. An empty list of matchConditions matches all requests.

  //
  // +optional
  optional k8s.io.apimachinery.pkg.apis.meta.v1.LabelSelector nodeTopology = 2;

  // storageClassName represents the name of the StorageClass that the reported capacity applies to.
  // It must meet the same requirements as the name of a StorageClass
  // object (non-empty, DNS subdomain). If that object no longer exists,
  // the CSIStorageCapacity object is obsolete and should be removed by its
  // creator.

  // Defaults to True.
  optional string status = 2;
}

// PodFailurePolicyRule describes how a pod failure is handled when the requirements are met.
// One of onExitCodes and onPodConditions, but not both, can be used in each rule.
message PodFailurePolicyRule {
  // Specifies the action taken on a pod failure when the requirements are satisfied.
  // Possible values are:

  //
  // +optional
  optional k8s.io.apimachinery.pkg.apis.meta.v1.LabelSelector nodeTopology = 2;

  // storageClassName represents the name of the StorageClass that the reported capacity applies to.
  // It must meet the same requirements as the name of a StorageClass
  // object (non-empty, DNS subdomain). If that object no longer exists,
  // the CSIStorageCapacity object is obsolete and should be removed by its
  // creator.

// Node affinity is a group of node affinity scheduling rules.
message NodeAffinity {
  // If the affinity requirements specified by this field are not met at
  // scheduling time, the pod will not be scheduled onto the node.
  // If the affinity requirements specified by this field cease to be met
  // at some point during pod execution (e.g. due to an update), the system
  // may or may not try to eventually evict the pod from its node.