Add generated file

This PR adds generated files under pkg/client and vendor folder.

vendor/k8s.io/kubernetes/pkg/kubectl/cmd/config/set.go

@@ -0,0 +1,243 @@
+/*
+Copyright 2014 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 config
+
+import (
+	"encoding/base64"
+	"errors"
+	"fmt"
+	"io"
+	"reflect"
+	"strings"
+
+	"github.com/spf13/cobra"
+
+	"k8s.io/apiserver/pkg/util/flag"
+	"k8s.io/client-go/tools/clientcmd"
+	"k8s.io/kubernetes/pkg/kubectl/cmd/templates"
+	cmdutil "k8s.io/kubernetes/pkg/kubectl/cmd/util"
+	"k8s.io/kubernetes/pkg/kubectl/util/i18n"
+)
+
+type setOptions struct {
+	configAccess  clientcmd.ConfigAccess
+	propertyName  string
+	propertyValue string
+	setRawBytes   flag.Tristate
+}
+
+var set_long = templates.LongDesc(`
+	Sets an individual value in a kubeconfig file
+
+	PROPERTY_NAME is a dot delimited name where each token represents either an attribute name or a map key.  Map keys may not contain dots.
+
+	PROPERTY_VALUE is the new value you wish to set. Binary fields such as 'certificate-authority-data' expect a base64 encoded string unless the --set-raw-bytes flag is used.`)
+
+func NewCmdConfigSet(out io.Writer, configAccess clientcmd.ConfigAccess) *cobra.Command {
+	options := &setOptions{configAccess: configAccess}
+
+	cmd := &cobra.Command{
+		Use: "set PROPERTY_NAME PROPERTY_VALUE",
+		DisableFlagsInUseLine: true,
+		Short: i18n.T("Sets an individual value in a kubeconfig file"),
+		Long:  set_long,
+		Run: func(cmd *cobra.Command, args []string) {
+			cmdutil.CheckErr(options.complete(cmd))
+			cmdutil.CheckErr(options.run())
+			fmt.Fprintf(out, "Property %q set.\n", options.propertyName)
+		},
+	}
+
+	f := cmd.Flags().VarPF(&options.setRawBytes, "set-raw-bytes", "", "When writing a []byte PROPERTY_VALUE, write the given string directly without base64 decoding.")
+	f.NoOptDefVal = "true"
+	return cmd
+}
+
+func (o setOptions) run() error {
+	err := o.validate()
+	if err != nil {
+		return err
+	}
+
+	config, err := o.configAccess.GetStartingConfig()
+	if err != nil {
+		return err
+	}
+	steps, err := newNavigationSteps(o.propertyName)
+	if err != nil {
+		return err
+	}
+
+	setRawBytes := false
+	if o.setRawBytes.Provided() {
+		setRawBytes = o.setRawBytes.Value()
+	}
+
+	err = modifyConfig(reflect.ValueOf(config), steps, o.propertyValue, false, setRawBytes)
+	if err != nil {
+		return err
+	}
+
+	if err := clientcmd.ModifyConfig(o.configAccess, *config, false); err != nil {
+		return err
+	}
+
+	return nil
+}
+
+func (o *setOptions) complete(cmd *cobra.Command) error {
+	endingArgs := cmd.Flags().Args()
+	if len(endingArgs) != 2 {
+		return helpErrorf(cmd, "Unexpected args: %v", endingArgs)
+	}
+
+	o.propertyValue = endingArgs[1]
+	o.propertyName = endingArgs[0]
+	return nil
+}
+
+func (o setOptions) validate() error {
+	if len(o.propertyValue) == 0 {
+		return errors.New("you cannot use set to unset a property")
+	}
+
+	if len(o.propertyName) == 0 {
+		return errors.New("you must specify a property")
+	}
+
+	return nil
+}
+
+func modifyConfig(curr reflect.Value, steps *navigationSteps, propertyValue string, unset bool, setRawBytes bool) error {
+	currStep := steps.pop()
+
+	actualCurrValue := curr
+	if curr.Kind() == reflect.Ptr {
+		actualCurrValue = curr.Elem()
+	}
+
+	switch actualCurrValue.Kind() {
+	case reflect.Map:
+		if !steps.moreStepsRemaining() && !unset {
+			return fmt.Errorf("can't set a map to a value: %v", actualCurrValue)
+		}
+
+		mapKey := reflect.ValueOf(currStep.stepValue)
+		mapValueType := curr.Type().Elem().Elem()
+
+		if !steps.moreStepsRemaining() && unset {
+			actualCurrValue.SetMapIndex(mapKey, reflect.Value{})
+			return nil
+		}
+
+		currMapValue := actualCurrValue.MapIndex(mapKey)
+
+		needToSetNewMapValue := currMapValue.Kind() == reflect.Invalid
+		if needToSetNewMapValue {
+			if unset {
+				return fmt.Errorf("current map key `%v` is invalid", mapKey.Interface())
+			}
+			currMapValue = reflect.New(mapValueType.Elem()).Elem().Addr()
+			actualCurrValue.SetMapIndex(mapKey, currMapValue)
+		}
+
+		err := modifyConfig(currMapValue, steps, propertyValue, unset, setRawBytes)
+		if err != nil {
+			return err
+		}
+
+		return nil
+
+	case reflect.String:
+		if steps.moreStepsRemaining() {
+			return fmt.Errorf("can't have more steps after a string. %v", steps)
+		}
+		actualCurrValue.SetString(propertyValue)
+		return nil
+
+	case reflect.Slice:
+		if steps.moreStepsRemaining() {
+			return fmt.Errorf("can't have more steps after bytes. %v", steps)
+		}
+		innerKind := actualCurrValue.Type().Elem().Kind()
+		if innerKind != reflect.Uint8 {
+			return fmt.Errorf("unrecognized slice type. %v", innerKind)
+		}
+
+		if unset {
+			actualCurrValue.Set(reflect.Zero(actualCurrValue.Type()))
+			return nil
+		}
+
+		if setRawBytes {
+			actualCurrValue.SetBytes([]byte(propertyValue))
+		} else {
+			val, err := base64.StdEncoding.DecodeString(propertyValue)
+			if err != nil {
+				return fmt.Errorf("error decoding input value: %v", err)
+			}
+			actualCurrValue.SetBytes(val)
+		}
+		return nil
+
+	case reflect.Bool:
+		if steps.moreStepsRemaining() {
+			return fmt.Errorf("can't have more steps after a bool. %v", steps)
+		}
+		boolValue, err := toBool(propertyValue)
+		if err != nil {
+			return err
+		}
+		actualCurrValue.SetBool(boolValue)
+		return nil
+
+	case reflect.Struct:
+		for fieldIndex := 0; fieldIndex < actualCurrValue.NumField(); fieldIndex++ {
+			currFieldValue := actualCurrValue.Field(fieldIndex)
+			currFieldType := actualCurrValue.Type().Field(fieldIndex)
+			currYamlTag := currFieldType.Tag.Get("json")
+			currFieldTypeYamlName := strings.Split(currYamlTag, ",")[0]
+
+			if currFieldTypeYamlName == currStep.stepValue {
+				thisMapHasNoValue := (currFieldValue.Kind() == reflect.Map && currFieldValue.IsNil())
+
+				if thisMapHasNoValue {
+					newValue := reflect.MakeMap(currFieldValue.Type())
+					currFieldValue.Set(newValue)
+
+					if !steps.moreStepsRemaining() && unset {
+						return nil
+					}
+				}
+
+				if !steps.moreStepsRemaining() && unset {
+					// if we're supposed to unset the value or if the value is a map that doesn't exist, create a new value and overwrite
+					newValue := reflect.New(currFieldValue.Type()).Elem()
+					currFieldValue.Set(newValue)
+					return nil
+				}
+
+				return modifyConfig(currFieldValue.Addr(), steps, propertyValue, unset, setRawBytes)
+			}
+		}
+
+		return fmt.Errorf("unable to locate path %#v under %v", currStep, actualCurrValue)
+
+	}
+
+	panic(fmt.Errorf("unrecognized type: %v", actualCurrValue))
+}