Update go mod and vendor in client dir to 0.28.0

client/vendor/k8s.io/code-generator/cmd/applyconfiguration-gen/args/args.go

@@ -0,0 +1,81 @@
+/*
+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 args
+
+import (
+	"fmt"
+	"path"
+
+	"github.com/spf13/pflag"
+	"k8s.io/gengo/args"
+	"k8s.io/gengo/types"
+
+	codegenutil "k8s.io/code-generator/pkg/util"
+)
+
+// CustomArgs is a wrapper for arguments to applyconfiguration-gen.
+type CustomArgs struct {
+	// ExternalApplyConfigurations provides the locations of externally generated
+	// apply configuration types for types referenced by the go structs provided as input.
+	// Locations are provided as a comma separated list of <package>.<typeName>:<applyconfiguration-package>
+	// entries.
+	//
+	// E.g. if a type references appsv1.Deployment, the location of its apply configuration should
+	// be provided:
+	//   k8s.io/api/apps/v1.Deployment:k8s.io/client-go/applyconfigurations/apps/v1
+	//
+	// meta/v1 types (TypeMeta and ObjectMeta) are always included and do not need to be passed in.
+	ExternalApplyConfigurations map[types.Name]string
+
+	OpenAPISchemaFilePath string
+}
+
+// NewDefaults returns default arguments for the generator.
+func NewDefaults() (*args.GeneratorArgs, *CustomArgs) {
+	genericArgs := args.Default().WithoutDefaultFlagParsing()
+	customArgs := &CustomArgs{
+		ExternalApplyConfigurations: map[types.Name]string{
+			// Always include TypeMeta and ObjectMeta. They are sufficient for the vast majority of use cases.
+			{Package: "k8s.io/apimachinery/pkg/apis/meta/v1", Name: "TypeMeta"}:       "k8s.io/client-go/applyconfigurations/meta/v1",
+			{Package: "k8s.io/apimachinery/pkg/apis/meta/v1", Name: "ObjectMeta"}:     "k8s.io/client-go/applyconfigurations/meta/v1",
+			{Package: "k8s.io/apimachinery/pkg/apis/meta/v1", Name: "OwnerReference"}: "k8s.io/client-go/applyconfigurations/meta/v1",
+		},
+	}
+	genericArgs.CustomArgs = customArgs
+
+	if pkg := codegenutil.CurrentPackage(); len(pkg) != 0 {
+		genericArgs.OutputPackagePath = path.Join(pkg, "pkg/client/applyconfigurations")
+	}
+
+	return genericArgs, customArgs
+}
+
+func (ca *CustomArgs) AddFlags(fs *pflag.FlagSet, inputBase string) {
+	pflag.Var(NewExternalApplyConfigurationValue(&ca.ExternalApplyConfigurations, nil), "external-applyconfigurations",
+		"list of comma separated external apply configurations locations in <type-package>.<type-name>:<applyconfiguration-package> form."+
+			"For example: k8s.io/api/apps/v1.Deployment:k8s.io/client-go/applyconfigurations/apps/v1")
+	pflag.StringVar(&ca.OpenAPISchemaFilePath, "openapi-schema", "",
+		"path to the openapi schema containing all the types that apply configurations will be generated for")
+}
+
+// Validate checks the given arguments.
+func Validate(genericArgs *args.GeneratorArgs) error {
+	if len(genericArgs.OutputPackagePath) == 0 {
+		return fmt.Errorf("output package cannot be empty")
+	}
+	return nil
+}

client/vendor/k8s.io/code-generator/cmd/applyconfiguration-gen/args/externaltypes.go

@@ -0,0 +1,122 @@
+/*
+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 args
+
+import (
+	"bytes"
+	"encoding/csv"
+	"flag"
+	"fmt"
+	"strings"
+
+	"k8s.io/gengo/types"
+)
+
+type externalApplyConfigurationValue struct {
+	externals *map[types.Name]string
+}
+
+func NewExternalApplyConfigurationValue(externals *map[types.Name]string, def []string) *externalApplyConfigurationValue {
+	val := new(externalApplyConfigurationValue)
+	val.externals = externals
+	if def != nil {
+		if err := val.set(def); err != nil {
+			panic(err)
+		}
+	}
+	return val
+}
+
+var _ flag.Value = &externalApplyConfigurationValue{}
+
+func (s *externalApplyConfigurationValue) set(vs []string) error {
+	for _, input := range vs {
+		typ, pkg, err := parseExternalMapping(input)
+		if err != nil {
+			return err
+		}
+		if _, ok := (*s.externals)[typ]; ok {
+			return fmt.Errorf("duplicate type found in --external-applyconfigurations: %v", typ)
+		}
+		(*s.externals)[typ] = pkg
+	}
+
+	return nil
+}
+
+func (s *externalApplyConfigurationValue) Set(val string) error {
+	vs, err := readAsCSV(val)
+	if err != nil {
+		return err
+	}
+	if err := s.set(vs); err != nil {
+		return err
+	}
+
+	return nil
+}
+
+func (s *externalApplyConfigurationValue) Type() string {
+	return "string"
+}
+
+func (s *externalApplyConfigurationValue) String() string {
+	var strs []string
+	for k, v := range *s.externals {
+		strs = append(strs, fmt.Sprintf("%s.%s:%s", k.Package, k.Name, v))
+	}
+	str, _ := writeAsCSV(strs)
+	return "[" + str + "]"
+}
+
+func readAsCSV(val string) ([]string, error) {
+	if val == "" {
+		return []string{}, nil
+	}
+	stringReader := strings.NewReader(val)
+	csvReader := csv.NewReader(stringReader)
+	return csvReader.Read()
+}
+
+func writeAsCSV(vals []string) (string, error) {
+	b := &bytes.Buffer{}
+	w := csv.NewWriter(b)
+	err := w.Write(vals)
+	if err != nil {
+		return "", err
+	}
+	w.Flush()
+	return strings.TrimSuffix(b.String(), "\n"), nil
+}
+
+func parseExternalMapping(mapping string) (typ types.Name, pkg string, err error) {
+	parts := strings.Split(mapping, ":")
+	if len(parts) != 2 {
+		return types.Name{}, "", fmt.Errorf("expected string of the form <package>.<typeName>:<applyconfiguration-package> but got %s", mapping)
+	}
+	packageTypeStr := parts[0]
+	pkg = parts[1]
+	// need to split on the *last* dot, since k8s.io (and other valid packages) have a dot in it
+	lastDot := strings.LastIndex(packageTypeStr, ".")
+	if lastDot == -1 || lastDot == len(packageTypeStr)-1 {
+		return types.Name{}, "", fmt.Errorf("expected package and type of the form <package>.<typeName> but got %s", packageTypeStr)
+	}
+	structPkg := packageTypeStr[:lastDot]
+	structType := packageTypeStr[lastDot+1:]
+
+	return types.Name{Package: structPkg, Name: structType}, pkg, nil
+}