ceph-csi/vendor/k8s.io/kubernetes/api/openapi-spec/README.md

Kubernetes's OpenAPI Specification

This folder contains an [OpenAPI specification][openapi] for Kubernetes API.

Vendor Extensions

Kubernetes extends OpenAPI using these extensions. Note the version that extensions has been added.

x-kubernetes-group-version-kind

Operations and Definitions may have x-kubernetes-group-version-kind if they are associated with a kubernetes resource.

For example:

"paths": {
    ...
    "/api/v1/namespaces/{namespace}/pods/{name}": {
        ...
        "get": {
        ...
            "x-kubernetes-group-version-kind": {
            "group": "",
            "version": "v1",
            "kind": "Pod"
            }
        }
    }
}

x-kubernetes-action

Operations and Definitions may have x-kubernetes-action if they are associated with a kubernetes resource. Action can be one of get, list, put, patch, post, delete, deletecollection, watch, watchlist, proxy, or connect.

For example:

"paths": {
    ...
    "/api/v1/namespaces/{namespace}/pods/{name}": {
        ...
        "get": {
        ...
            "x-kubernetes-action": "list"
        }
    }
}

x-kubernetes-patch-strategy and x-kubernetes-patch-merge-key

Some of the definitions may have these extensions. For more information about PatchStrategy and PatchMergeKey see strategic-merge-patch.