// that are required to describe the RuntimeClass to the Container Runtime
// Interface (CRI) implementation, as well as any other components that need to
// understand how the pod will be run. The RuntimeClassSpec is immutable.
message RuntimeClassSpec {
  // runtimeHandler specifies the underlying runtime and configuration that the

  // refer to the node name using the ID that the storage system will
  // understand, e.g. "nodeA" instead of "node1". This field is required.
  optional string nodeID = 2;

  // topologyKeys is the list of keys supported by the driver.
  // When a driver is initialized on a cluster, it provides a set of topology
  // keys that it understands (e.g. "company.com/zone", "company.com/region").

  // ManagedFields maps workflow-id and version to the set of fields
  // that are managed by that workflow. This is mostly for internal
  // housekeeping, and users typically shouldn't need to set or
  // understand this field. A workflow can be the user's name, a
  // controller's name, or the name of a specific apply path like
  // "ci-cd". The set of fields is always in the version that the
  // workflow used when modifying the object.

  // refer to the node name using the ID that the storage system will
  // understand, e.g. "nodeA" instead of "node1". This field is required.
  optional string nodeID = 2;

  // topologyKeys is the list of keys supported by the driver.
  // When a driver is initialized on a cluster, it provides a set of topology
  // keys that it understands (e.g. "company.com/zone", "company.com/region").

  optional int32 port = 3;

  // The application protocol for this port.
  // This is used as a hint for implementations to offer richer behavior for protocols that they understand.
  // This field follows standard Kubernetes label syntax.
  // Valid values are either:
  //
  // * Un-prefixed protocol names - reserved for IANA standard service names (as per

  // Default is TCP.
  // +optional
  optional string protocol = 3;

  // The application protocol for this port.
  // This is used as a hint for implementations to offer richer behavior for protocols that they understand.
  // This field follows standard Kubernetes label syntax.
  // Valid values are either:
  //
  // * Un-prefixed protocol names - reserved for IANA standard service names (as per