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- /*
- Copyright 2017 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 create
- import (
- "github.com/spf13/cobra"
- apiv1 "k8s.io/api/core/v1"
- "k8s.io/cli-runtime/pkg/genericclioptions"
- cmdutil "k8s.io/kubernetes/pkg/kubectl/cmd/util"
- "k8s.io/kubernetes/pkg/kubectl/generate"
- generateversioned "k8s.io/kubernetes/pkg/kubectl/generate/versioned"
- "k8s.io/kubernetes/pkg/kubectl/util/i18n"
- "k8s.io/kubernetes/pkg/kubectl/util/templates"
- )
- var (
- pcLong = templates.LongDesc(i18n.T(`
- Create a priorityclass with the specified name, value, globalDefault and description`))
- pcExample = templates.Examples(i18n.T(`
- # Create a priorityclass named high-priority
- kubectl create priorityclass high-priority --value=1000 --description="high priority"
- # Create a priorityclass named default-priority that considered as the global default priority
- kubectl create priorityclass default-priority --value=1000 --global-default=true --description="default priority"
-
- # Create a priorityclass named high-priority that can not preempt pods with lower priority
- kubectl create priorityclass high-priority --value=1000 --description="high priority" --preemption-policy="Never"`))
- )
- // PriorityClassOpts holds the options for 'create priorityclass' sub command
- type PriorityClassOpts struct {
- CreateSubcommandOptions *CreateSubcommandOptions
- }
- // NewCmdCreatePriorityClass is a macro command to create a new priorityClass.
- func NewCmdCreatePriorityClass(f cmdutil.Factory, ioStreams genericclioptions.IOStreams) *cobra.Command {
- options := &PriorityClassOpts{
- CreateSubcommandOptions: NewCreateSubcommandOptions(ioStreams),
- }
- cmd := &cobra.Command{
- Use: "priorityclass NAME --value=VALUE --global-default=BOOL [--dry-run]",
- DisableFlagsInUseLine: true,
- Aliases: []string{"pc"},
- Short: i18n.T("Create a priorityclass with the specified name."),
- Long: pcLong,
- Example: pcExample,
- Run: func(cmd *cobra.Command, args []string) {
- cmdutil.CheckErr(options.Complete(f, cmd, args))
- cmdutil.CheckErr(options.Run())
- },
- }
- options.CreateSubcommandOptions.PrintFlags.AddFlags(cmd)
- cmdutil.AddApplyAnnotationFlags(cmd)
- cmdutil.AddValidateFlags(cmd)
- cmdutil.AddGeneratorFlags(cmd, generateversioned.PriorityClassV1GeneratorName)
- cmd.Flags().Int32("value", 0, i18n.T("the value of this priority class."))
- cmd.Flags().Bool("global-default", false, i18n.T("global-default specifies whether this PriorityClass should be considered as the default priority."))
- cmd.Flags().String("description", "", i18n.T("description is an arbitrary string that usually provides guidelines on when this priority class should be used."))
- cmd.Flags().String("preemption-policy", "", i18n.T("preemption-policy is the policy for preempting pods with lower priority."))
- return cmd
- }
- // Complete completes all the required options
- func (o *PriorityClassOpts) Complete(f cmdutil.Factory, cmd *cobra.Command, args []string) error {
- name, err := NameFromCommandArgs(cmd, args)
- if err != nil {
- return err
- }
- var generator generate.StructuredGenerator
- switch generatorName := cmdutil.GetFlagString(cmd, "generator"); generatorName {
- case generateversioned.PriorityClassV1GeneratorName:
- generator = &generateversioned.PriorityClassV1Generator{
- Name: name,
- Value: cmdutil.GetFlagInt32(cmd, "value"),
- GlobalDefault: cmdutil.GetFlagBool(cmd, "global-default"),
- Description: cmdutil.GetFlagString(cmd, "description"),
- PreemptionPolicy: apiv1.PreemptionPolicy(cmdutil.GetFlagString(cmd, "preemption-policy")),
- }
- default:
- return errUnsupportedGenerator(cmd, generatorName)
- }
- return o.CreateSubcommandOptions.Complete(f, cmd, args, generator)
- }
- // Run calls the CreateSubcommandOptions.Run in the PriorityClassOpts instance
- func (o *PriorityClassOpts) Run() error {
- return o.CreateSubcommandOptions.Run()
- }
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