rebase: bump k8s.io/kubernetes from 1.26.2 to 1.27.2

Bumps [k8s.io/kubernetes](https://github.com/kubernetes/kubernetes) from 1.26.2 to 1.27.2.
- [Release notes](https://github.com/kubernetes/kubernetes/releases)
- [Commits](https://github.com/kubernetes/kubernetes/compare/v1.26.2...v1.27.2)

---
updated-dependencies:
- dependency-name: k8s.io/kubernetes
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

vendor/k8s.io/kube-openapi/pkg/builder3/openapi.go

@@ -0,0 +1,490 @@
+/*
+Copyright 2021 The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package builder3
+
+import (
+	"encoding/json"
+	"fmt"
+	"net/http"
+	"strings"
+
+	restful "github.com/emicklei/go-restful/v3"
+
+	builderutil "k8s.io/kube-openapi/pkg/builder3/util"
+	"k8s.io/kube-openapi/pkg/common"
+	"k8s.io/kube-openapi/pkg/common/restfuladapter"
+	"k8s.io/kube-openapi/pkg/spec3"
+	"k8s.io/kube-openapi/pkg/util"
+	"k8s.io/kube-openapi/pkg/validation/spec"
+)
+
+const (
+	OpenAPIVersion = "3.0"
+)
+
+type openAPI struct {
+	config      *common.OpenAPIV3Config
+	spec        *spec3.OpenAPI
+	definitions map[string]common.OpenAPIDefinition
+}
+
+func groupRoutesByPath(routes []common.Route) map[string][]common.Route {
+	pathToRoutes := make(map[string][]common.Route)
+	for _, r := range routes {
+		pathToRoutes[r.Path()] = append(pathToRoutes[r.Path()], r)
+	}
+	return pathToRoutes
+}
+
+func (o *openAPI) buildResponse(model interface{}, description string, content []string) (*spec3.Response, error) {
+	response := &spec3.Response{
+		ResponseProps: spec3.ResponseProps{
+			Description: description,
+			Content:     make(map[string]*spec3.MediaType),
+		},
+	}
+
+	s, err := o.toSchema(util.GetCanonicalTypeName(model))
+	if err != nil {
+		return nil, err
+	}
+
+	for _, contentType := range content {
+		response.ResponseProps.Content[contentType] = &spec3.MediaType{
+			MediaTypeProps: spec3.MediaTypeProps{
+				Schema: s,
+			},
+		}
+	}
+	return response, nil
+}
+
+func (o *openAPI) buildOperations(route common.Route, inPathCommonParamsMap map[interface{}]*spec3.Parameter) (*spec3.Operation, error) {
+	ret := &spec3.Operation{
+		OperationProps: spec3.OperationProps{
+			Description: route.Description(),
+			Responses: &spec3.Responses{
+				ResponsesProps: spec3.ResponsesProps{
+					StatusCodeResponses: make(map[int]*spec3.Response),
+				},
+			},
+		},
+	}
+	for k, v := range route.Metadata() {
+		if strings.HasPrefix(k, common.ExtensionPrefix) {
+			if ret.Extensions == nil {
+				ret.Extensions = spec.Extensions{}
+			}
+			ret.Extensions.Add(k, v)
+		}
+	}
+
+	var err error
+	if ret.OperationId, ret.Tags, err = o.config.GetOperationIDAndTagsFromRoute(route); err != nil {
+		return ret, err
+	}
+
+	// Build responses
+	for _, resp := range route.StatusCodeResponses() {
+		ret.Responses.StatusCodeResponses[resp.Code()], err = o.buildResponse(resp.Model(), resp.Message(), route.Produces())
+		if err != nil {
+			return ret, err
+		}
+	}
+
+	// If there is no response but a write sample, assume that write sample is an http.StatusOK response.
+	if len(ret.Responses.StatusCodeResponses) == 0 && route.ResponsePayloadSample() != nil {
+		ret.Responses.StatusCodeResponses[http.StatusOK], err = o.buildResponse(route.ResponsePayloadSample(), "OK", route.Produces())
+		if err != nil {
+			return ret, err
+		}
+	}
+
+	for code, resp := range o.config.CommonResponses {
+		if _, exists := ret.Responses.StatusCodeResponses[code]; !exists {
+			ret.Responses.StatusCodeResponses[code] = resp
+		}
+	}
+
+	if len(ret.Responses.StatusCodeResponses) == 0 {
+		ret.Responses.Default = o.config.DefaultResponse
+	}
+
+	params := route.Parameters()
+	for _, param := range params {
+		_, isCommon := inPathCommonParamsMap[mapKeyFromParam(param)]
+		if !isCommon && param.Kind() != common.BodyParameterKind {
+			openAPIParam, err := o.buildParameter(param)
+			if err != nil {
+				return ret, err
+			}
+			ret.Parameters = append(ret.Parameters, openAPIParam)
+		}
+	}
+
+	body, err := o.buildRequestBody(params, route.Consumes(), route.RequestPayloadSample())
+	if err != nil {
+		return nil, err
+	}
+
+	if body != nil {
+		ret.RequestBody = body
+	}
+	return ret, nil
+}
+
+func (o *openAPI) buildRequestBody(parameters []common.Parameter, consumes []string, bodySample interface{}) (*spec3.RequestBody, error) {
+	for _, param := range parameters {
+		if param.Kind() == common.BodyParameterKind && bodySample != nil {
+			schema, err := o.toSchema(util.GetCanonicalTypeName(bodySample))
+			if err != nil {
+				return nil, err
+			}
+			r := &spec3.RequestBody{
+				RequestBodyProps: spec3.RequestBodyProps{
+					Content: map[string]*spec3.MediaType{},
+				},
+			}
+			for _, consume := range consumes {
+				r.Content[consume] = &spec3.MediaType{
+					MediaTypeProps: spec3.MediaTypeProps{
+						Schema: schema,
+					},
+				}
+			}
+			return r, nil
+		}
+	}
+	return nil, nil
+}
+
+func newOpenAPI(config *common.Config) openAPI {
+	o := openAPI{
+		config: common.ConvertConfigToV3(config),
+		spec: &spec3.OpenAPI{
+			Version: "3.0.0",
+			Info:    config.Info,
+			Paths: &spec3.Paths{
+				Paths: map[string]*spec3.Path{},
+			},
+			Components: &spec3.Components{
+				Schemas: map[string]*spec.Schema{},
+			},
+		},
+	}
+	if len(o.config.ResponseDefinitions) > 0 {
+		o.spec.Components.Responses = make(map[string]*spec3.Response)
+
+	}
+	for k, response := range o.config.ResponseDefinitions {
+		o.spec.Components.Responses[k] = response
+	}
+
+	if len(o.config.SecuritySchemes) > 0 {
+		o.spec.Components.SecuritySchemes = make(spec3.SecuritySchemes)
+
+	}
+	for k, securityScheme := range o.config.SecuritySchemes {
+		o.spec.Components.SecuritySchemes[k] = securityScheme
+	}
+
+	if o.config.GetOperationIDAndTagsFromRoute == nil {
+		// Map the deprecated handler to the common interface, if provided.
+		if o.config.GetOperationIDAndTags != nil {
+			o.config.GetOperationIDAndTagsFromRoute = func(r common.Route) (string, []string, error) {
+				restfulRouteAdapter, ok := r.(*restfuladapter.RouteAdapter)
+				if !ok {
+					return "", nil, fmt.Errorf("config.GetOperationIDAndTags specified but route is not a restful v1 Route")
+				}
+
+				return o.config.GetOperationIDAndTags(restfulRouteAdapter.Route)
+			}
+		} else {
+			o.config.GetOperationIDAndTagsFromRoute = func(r common.Route) (string, []string, error) {
+				return r.OperationName(), nil, nil
+			}
+		}
+	}
+
+	if o.config.GetDefinitionName == nil {
+		o.config.GetDefinitionName = func(name string) (string, spec.Extensions) {
+			return name[strings.LastIndex(name, "/")+1:], nil
+		}
+	}
+
+	if o.config.Definitions != nil {
+		o.definitions = o.config.Definitions
+	} else {
+		o.definitions = o.config.GetDefinitions(func(name string) spec.Ref {
+			defName, _ := o.config.GetDefinitionName(name)
+			return spec.MustCreateRef("#/components/schemas/" + common.EscapeJsonPointer(defName))
+		})
+	}
+
+	return o
+}
+
+func (o *openAPI) buildOpenAPISpec(webServices []common.RouteContainer) error {
+	pathsToIgnore := util.NewTrie(o.config.IgnorePrefixes)
+	for _, w := range webServices {
+		rootPath := w.RootPath()
+		if pathsToIgnore.HasPrefix(rootPath) {
+			continue
+		}
+
+		commonParams, err := o.buildParameters(w.PathParameters())
+		if err != nil {
+			return err
+		}
+
+		for path, routes := range groupRoutesByPath(w.Routes()) {
+			// go-swagger has special variable definition {$NAME:*} that can only be
+			// used at the end of the path and it is not recognized by OpenAPI.
+			if strings.HasSuffix(path, ":*}") {
+				path = path[:len(path)-3] + "}"
+			}
+			if pathsToIgnore.HasPrefix(path) {
+				continue
+			}
+
+			// Aggregating common parameters make API spec (and generated clients) simpler
+			inPathCommonParamsMap, err := o.findCommonParameters(routes)
+			if err != nil {
+				return err
+			}
+			pathItem, exists := o.spec.Paths.Paths[path]
+			if exists {
+				return fmt.Errorf("duplicate webservice route has been found for path: %v", path)
+			}
+
+			pathItem = &spec3.Path{
+				PathProps: spec3.PathProps{},
+			}
+
+			// add web services's parameters as well as any parameters appears in all ops, as common parameters
+			pathItem.Parameters = append(pathItem.Parameters, commonParams...)
+			for _, p := range inPathCommonParamsMap {
+				pathItem.Parameters = append(pathItem.Parameters, p)
+			}
+			sortParameters(pathItem.Parameters)
+
+			for _, route := range routes {
+				op, _ := o.buildOperations(route, inPathCommonParamsMap)
+				sortParameters(op.Parameters)
+
+				switch strings.ToUpper(route.Method()) {
+				case "GET":
+					pathItem.Get = op
+				case "POST":
+					pathItem.Post = op
+				case "HEAD":
+					pathItem.Head = op
+				case "PUT":
+					pathItem.Put = op
+				case "DELETE":
+					pathItem.Delete = op
+				case "OPTIONS":
+					pathItem.Options = op
+				case "PATCH":
+					pathItem.Patch = op
+				}
+
+			}
+			o.spec.Paths.Paths[path] = pathItem
+		}
+	}
+	return nil
+}
+
+// BuildOpenAPISpec builds OpenAPI v3 spec given a list of route containers and common.Config to customize it.
+//
+// Deprecated: BuildOpenAPISpecFromRoutes should be used instead.
+func BuildOpenAPISpec(webServices []*restful.WebService, config *common.Config) (*spec3.OpenAPI, error) {
+	return BuildOpenAPISpecFromRoutes(restfuladapter.AdaptWebServices(webServices), config)
+}
+
+// BuildOpenAPISpecFromRoutes builds OpenAPI v3 spec given a list of route containers and common.Config to customize it.
+func BuildOpenAPISpecFromRoutes(webServices []common.RouteContainer, config *common.Config) (*spec3.OpenAPI, error) {
+	a := newOpenAPI(config)
+	err := a.buildOpenAPISpec(webServices)
+	if err != nil {
+		return nil, err
+	}
+	return a.spec, nil
+}
+
+// BuildOpenAPIDefinitionsForResource builds a partial OpenAPI spec given a sample object and common.Config to customize it.
+// BuildOpenAPIDefinitionsForResources returns the OpenAPI spec which includes the definitions for the
+// passed type names.
+func BuildOpenAPIDefinitionsForResources(config *common.Config, names ...string) (map[string]*spec.Schema, error) {
+	o := newOpenAPI(config)
+	// We can discard the return value of toSchema because all we care about is the side effect of calling it.
+	// All the models created for this resource get added to o.swagger.Definitions
+	for _, name := range names {
+		_, err := o.toSchema(name)
+		if err != nil {
+			return nil, err
+		}
+	}
+	return o.spec.Components.Schemas, nil
+}
+func (o *openAPI) findCommonParameters(routes []common.Route) (map[interface{}]*spec3.Parameter, error) {
+	commonParamsMap := make(map[interface{}]*spec3.Parameter, 0)
+	paramOpsCountByName := make(map[interface{}]int, 0)
+	paramNameKindToDataMap := make(map[interface{}]common.Parameter, 0)
+	for _, route := range routes {
+		routeParamDuplicateMap := make(map[interface{}]bool)
+		s := ""
+		params := route.Parameters()
+		for _, param := range params {
+			m, _ := json.Marshal(param)
+			s += string(m) + "\n"
+			key := mapKeyFromParam(param)
+			if routeParamDuplicateMap[key] {
+				msg, _ := json.Marshal(params)
+				return commonParamsMap, fmt.Errorf("duplicate parameter %v for route %v, %v", param.Name(), string(msg), s)
+			}
+			routeParamDuplicateMap[key] = true
+			paramOpsCountByName[key]++
+			paramNameKindToDataMap[key] = param
+		}
+	}
+	for key, count := range paramOpsCountByName {
+		paramData := paramNameKindToDataMap[key]
+		if count == len(routes) && paramData.Kind() != common.BodyParameterKind {
+			openAPIParam, err := o.buildParameter(paramData)
+			if err != nil {
+				return commonParamsMap, err
+			}
+			commonParamsMap[key] = openAPIParam
+		}
+	}
+	return commonParamsMap, nil
+}
+
+func (o *openAPI) buildParameters(restParam []common.Parameter) (ret []*spec3.Parameter, err error) {
+	ret = make([]*spec3.Parameter, len(restParam))
+	for i, v := range restParam {
+		ret[i], err = o.buildParameter(v)
+		if err != nil {
+			return ret, err
+		}
+	}
+	return ret, nil
+}
+
+func (o *openAPI) buildParameter(restParam common.Parameter) (ret *spec3.Parameter, err error) {
+	ret = &spec3.Parameter{
+		ParameterProps: spec3.ParameterProps{
+			Name:        restParam.Name(),
+			Description: restParam.Description(),
+			Required:    restParam.Required(),
+		},
+	}
+	switch restParam.Kind() {
+	case common.BodyParameterKind:
+		return nil, nil
+	case common.PathParameterKind:
+		ret.In = "path"
+		if !restParam.Required() {
+			return ret, fmt.Errorf("path parameters should be marked as required for parameter %v", restParam)
+		}
+	case common.QueryParameterKind:
+		ret.In = "query"
+	case common.HeaderParameterKind:
+		ret.In = "header"
+	/* TODO: add support for the cookie param */
+	default:
+		return ret, fmt.Errorf("unsupported restful parameter kind : %v", restParam.Kind())
+	}
+	openAPIType, openAPIFormat := common.OpenAPITypeFormat(restParam.DataType())
+	if openAPIType == "" {
+		return ret, fmt.Errorf("non-body Restful parameter type should be a simple type, but got : %v", restParam.DataType())
+	}
+
+	ret.Schema = &spec.Schema{
+		SchemaProps: spec.SchemaProps{
+			Type:        []string{openAPIType},
+			Format:      openAPIFormat,
+			UniqueItems: !restParam.AllowMultiple(),
+		},
+	}
+	return ret, nil
+}
+
+func (o *openAPI) buildDefinitionRecursively(name string) error {
+	uniqueName, extensions := o.config.GetDefinitionName(name)
+	if _, ok := o.spec.Components.Schemas[uniqueName]; ok {
+		return nil
+	}
+	if item, ok := o.definitions[name]; ok {
+		schema := &spec.Schema{
+			VendorExtensible:   item.Schema.VendorExtensible,
+			SchemaProps:        item.Schema.SchemaProps,
+			SwaggerSchemaProps: item.Schema.SwaggerSchemaProps,
+		}
+		if extensions != nil {
+			if schema.Extensions == nil {
+				schema.Extensions = spec.Extensions{}
+			}
+			for k, v := range extensions {
+				schema.Extensions[k] = v
+			}
+		}
+		// delete the embedded v2 schema if exists, otherwise no-op
+		delete(schema.VendorExtensible.Extensions, common.ExtensionV2Schema)
+		schema = builderutil.WrapRefs(schema)
+		o.spec.Components.Schemas[uniqueName] = schema
+		for _, v := range item.Dependencies {
+			if err := o.buildDefinitionRecursively(v); err != nil {
+				return err
+			}
+		}
+	} else {
+		return fmt.Errorf("cannot find model definition for %v. If you added a new type, you may need to add +k8s:openapi-gen=true to the package or type and run code-gen again", name)
+	}
+	return nil
+}
+
+func (o *openAPI) buildDefinitionForType(name string) (string, error) {
+	if err := o.buildDefinitionRecursively(name); err != nil {
+		return "", err
+	}
+	defName, _ := o.config.GetDefinitionName(name)
+	return "#/components/schemas/" + common.EscapeJsonPointer(defName), nil
+}
+
+func (o *openAPI) toSchema(name string) (_ *spec.Schema, err error) {
+	if openAPIType, openAPIFormat := common.OpenAPITypeFormat(name); openAPIType != "" {
+		return &spec.Schema{
+			SchemaProps: spec.SchemaProps{
+				Type:   []string{openAPIType},
+				Format: openAPIFormat,
+			},
+		}, nil
+	} else {
+		ref, err := o.buildDefinitionForType(name)
+		if err != nil {
+			return nil, err
+		}
+		return &spec.Schema{
+			SchemaProps: spec.SchemaProps{
+				Ref: spec.MustCreateRef(ref),
+			},
+		}, nil
+	}
+}

vendor/k8s.io/kube-openapi/pkg/builder3/util.go

@@ -0,0 +1,52 @@
+/*
+Copyright 2021 The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package builder3
+
+import (
+	"sort"
+
+	"k8s.io/kube-openapi/pkg/common"
+	"k8s.io/kube-openapi/pkg/spec3"
+)
+
+func mapKeyFromParam(param common.Parameter) interface{} {
+	return struct {
+		Name string
+		Kind common.ParameterKind
+	}{
+		Name: param.Name(),
+		Kind: param.Kind(),
+	}
+}
+
+func (s parameters) Len() int      { return len(s) }
+func (s parameters) Swap(i, j int) { s[i], s[j] = s[j], s[i] }
+
+type parameters []*spec3.Parameter
+
+type byNameIn struct {
+	parameters
+}
+
+func (s byNameIn) Less(i, j int) bool {
+	return s.parameters[i].Name < s.parameters[j].Name || (s.parameters[i].Name == s.parameters[j].Name && s.parameters[i].In < s.parameters[j].In)
+}
+
+// SortParameters sorts parameters by Name and In fields.
+func sortParameters(p []*spec3.Parameter) {
+	sort.Sort(byNameIn{p})
+}