message Sysctl {
  // Name of a property to set
  optional string name = 1;

  // Value of a property to set
  optional string value = 2;
}

// TCPSocketAction describes an action based on opening a socket
message TCPSocketAction {
  // Number or name of the port to access on the container.
  // Number must be in the range 1 to 65535.
  // Name must be an IANA_SVC_NAME.

#### Information for Kubernetes clients (openapi, swagger, client-go)
* Features:

  * Add Host field to TCPSocketAction ([#42902](https://github.com/kubernetes/kubernetes/pull/42902), [@louyihua](https://github.com/louyihua))