1# Kubernetes's OpenAPI Specification
2
3This folder contains an [OpenAPI specification](https://github.com/OAI/OpenAPI-Specification) for Kubernetes API.
4
5## Vendor Extensions
6
7Kubernetes extends OpenAPI using these extensions. Note the version that
8extensions have been added.
9
10### `x-kubernetes-group-version-kind`
11
12Operations and Definitions may have `x-kubernetes-group-version-kind` if they
13are associated with a [kubernetes resource](https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#resources).
14
15
16For example:
17
18``` json
19"paths": {
20 ...
21 "/api/v1/namespaces/{namespace}/pods/{name}": {
22 ...
23 "get": {
24 ...
25 "x-kubernetes-group-version-kind": {
26 "group": "",
27 "version": "v1",
28 "kind": "Pod"
29 }
30 }
31 }
32}
33```
34
35### `x-kubernetes-action`
36
37Operations and Definitions may have `x-kubernetes-action` if they
38are associated with a [kubernetes resource](https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#resources).
39Action can be one of `get`, `list`, `put`, `patch`, `post`, `delete`, `deletecollection`, `watch`, `watchlist`, `proxy`, or `connect`.
40
41
42For example:
43
44``` json
45"paths": {
46 ...
47 "/api/v1/namespaces/{namespace}/pods/{name}": {
48 ...
49 "get": {
50 ...
51 "x-kubernetes-action": "list"
52 }
53 }
54}
55```
56
57### `x-kubernetes-patch-strategy` and `x-kubernetes-patch-merge-key`
58
59Some of the definitions may have these extensions. For more information about PatchStrategy and PatchMergeKey see
60[strategic-merge-patch](https://git.k8s.io/community/contributors/devel/sig-api-machinery/strategic-merge-patch.md).
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