forked from barak/tarpoon
Add glide.yaml and vendor deps
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18880 changed files with 5166045 additions and 1 deletions
282
vendor/k8s.io/kubernetes/pkg/kubectl/cmd/create_service.go
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vendored
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282
vendor/k8s.io/kubernetes/pkg/kubectl/cmd/create_service.go
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vendored
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/*
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Copyright 2016 The Kubernetes Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package cmd
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import (
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"fmt"
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"io"
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"github.com/spf13/cobra"
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"k8s.io/kubernetes/pkg/api"
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"k8s.io/kubernetes/pkg/kubectl"
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"k8s.io/kubernetes/pkg/kubectl/cmd/templates"
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cmdutil "k8s.io/kubernetes/pkg/kubectl/cmd/util"
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)
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// NewCmdCreateService is a macro command to create a new service
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func NewCmdCreateService(f cmdutil.Factory, cmdOut, errOut io.Writer) *cobra.Command {
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cmd := &cobra.Command{
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Use: "service",
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Aliases: []string{"svc"},
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Short: "Create a service using specified subcommand.",
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Long: "Create a service using specified subcommand.",
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Run: cmdutil.DefaultSubCommandRun(errOut),
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}
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cmd.AddCommand(NewCmdCreateServiceClusterIP(f, cmdOut))
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cmd.AddCommand(NewCmdCreateServiceNodePort(f, cmdOut))
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cmd.AddCommand(NewCmdCreateServiceLoadBalancer(f, cmdOut))
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cmd.AddCommand(NewCmdCreateServiceExternalName(f, cmdOut))
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return cmd
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}
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var (
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serviceClusterIPLong = templates.LongDesc(`
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Create a clusterIP service with the specified name.`)
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serviceClusterIPExample = templates.Examples(`
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# Create a new clusterIP service named my-cs
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kubectl create service clusterip my-cs --tcp=5678:8080
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# Create a new clusterIP service named my-cs (in headless mode)
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kubectl create service clusterip my-cs --clusterip="None"`)
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)
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func addPortFlags(cmd *cobra.Command) {
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cmd.Flags().StringSlice("tcp", []string{}, "Port pairs can be specified as '<port>:<targetPort>'.")
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}
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// NewCmdCreateServiceClusterIP is a command to create a clusterIP service
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func NewCmdCreateServiceClusterIP(f cmdutil.Factory, cmdOut io.Writer) *cobra.Command {
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cmd := &cobra.Command{
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Use: "clusterip NAME [--tcp=<port>:<targetPort>] [--dry-run]",
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Short: "Create a clusterIP service.",
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Long: serviceClusterIPLong,
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Example: serviceClusterIPExample,
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Run: func(cmd *cobra.Command, args []string) {
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err := CreateServiceClusterIP(f, cmdOut, cmd, args)
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cmdutil.CheckErr(err)
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},
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}
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cmdutil.AddApplyAnnotationFlags(cmd)
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cmdutil.AddValidateFlags(cmd)
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cmdutil.AddPrinterFlags(cmd)
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cmdutil.AddGeneratorFlags(cmd, cmdutil.ServiceClusterIPGeneratorV1Name)
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addPortFlags(cmd)
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cmd.Flags().String("clusterip", "", "Assign your own ClusterIP or set to 'None' for a 'headless' service (no loadbalancing).")
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return cmd
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}
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// CreateServiceClusterIP implements the behavior to run the create service clusterIP command
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func CreateServiceClusterIP(f cmdutil.Factory, cmdOut io.Writer, cmd *cobra.Command, args []string) error {
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name, err := NameFromCommandArgs(cmd, args)
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if err != nil {
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return err
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}
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var generator kubectl.StructuredGenerator
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switch generatorName := cmdutil.GetFlagString(cmd, "generator"); generatorName {
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case cmdutil.ServiceClusterIPGeneratorV1Name:
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generator = &kubectl.ServiceCommonGeneratorV1{
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Name: name,
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TCP: cmdutil.GetFlagStringSlice(cmd, "tcp"),
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Type: api.ServiceTypeClusterIP,
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ClusterIP: cmdutil.GetFlagString(cmd, "clusterip"),
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}
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default:
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return cmdutil.UsageError(cmd, fmt.Sprintf("Generator: %s not supported.", generatorName))
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}
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return RunCreateSubcommand(f, cmd, cmdOut, &CreateSubcommandOptions{
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Name: name,
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StructuredGenerator: generator,
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DryRun: cmdutil.GetDryRunFlag(cmd),
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OutputFormat: cmdutil.GetFlagString(cmd, "output"),
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})
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}
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var (
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serviceNodePortLong = templates.LongDesc(`
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Create a nodeport service with the specified name.`)
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serviceNodePortExample = templates.Examples(`
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# Create a new nodeport service named my-ns
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kubectl create service nodeport my-ns --tcp=5678:8080`)
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)
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// NewCmdCreateServiceNodePort is a macro command for creating a NodePort service
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func NewCmdCreateServiceNodePort(f cmdutil.Factory, cmdOut io.Writer) *cobra.Command {
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cmd := &cobra.Command{
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Use: "nodeport NAME [--tcp=port:targetPort] [--dry-run]",
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Short: "Create a NodePort service.",
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Long: serviceNodePortLong,
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Example: serviceNodePortExample,
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Run: func(cmd *cobra.Command, args []string) {
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err := CreateServiceNodePort(f, cmdOut, cmd, args)
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cmdutil.CheckErr(err)
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},
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}
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cmdutil.AddApplyAnnotationFlags(cmd)
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cmdutil.AddValidateFlags(cmd)
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cmdutil.AddPrinterFlags(cmd)
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cmdutil.AddGeneratorFlags(cmd, cmdutil.ServiceNodePortGeneratorV1Name)
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cmd.Flags().Int("node-port", 0, "Port used to expose the service on each node in a cluster.")
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addPortFlags(cmd)
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return cmd
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}
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// CreateServiceNodePort is the implementation of the create service nodeport command
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func CreateServiceNodePort(f cmdutil.Factory, cmdOut io.Writer, cmd *cobra.Command, args []string) error {
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name, err := NameFromCommandArgs(cmd, args)
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if err != nil {
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return err
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}
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var generator kubectl.StructuredGenerator
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switch generatorName := cmdutil.GetFlagString(cmd, "generator"); generatorName {
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case cmdutil.ServiceNodePortGeneratorV1Name:
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generator = &kubectl.ServiceCommonGeneratorV1{
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Name: name,
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TCP: cmdutil.GetFlagStringSlice(cmd, "tcp"),
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Type: api.ServiceTypeNodePort,
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ClusterIP: "",
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NodePort: cmdutil.GetFlagInt(cmd, "node-port"),
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}
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default:
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return cmdutil.UsageError(cmd, fmt.Sprintf("Generator: %s not supported.", generatorName))
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}
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return RunCreateSubcommand(f, cmd, cmdOut, &CreateSubcommandOptions{
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Name: name,
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StructuredGenerator: generator,
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DryRun: cmdutil.GetDryRunFlag(cmd),
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OutputFormat: cmdutil.GetFlagString(cmd, "output"),
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})
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}
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var (
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serviceLoadBalancerLong = templates.LongDesc(`
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Create a LoadBalancer service with the specified name.`)
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serviceLoadBalancerExample = templates.Examples(`
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# Create a new LoadBalancer service named my-lbs
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kubectl create service loadbalancer my-lbs --tcp=5678:8080`)
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)
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// NewCmdCreateServiceLoadBalancer is a macro command for creating a LoadBalancer service
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func NewCmdCreateServiceLoadBalancer(f cmdutil.Factory, cmdOut io.Writer) *cobra.Command {
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cmd := &cobra.Command{
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Use: "loadbalancer NAME [--tcp=port:targetPort] [--dry-run]",
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Short: "Create a LoadBalancer service.",
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Long: serviceLoadBalancerLong,
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Example: serviceLoadBalancerExample,
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Run: func(cmd *cobra.Command, args []string) {
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err := CreateServiceLoadBalancer(f, cmdOut, cmd, args)
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cmdutil.CheckErr(err)
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},
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}
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cmdutil.AddApplyAnnotationFlags(cmd)
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cmdutil.AddValidateFlags(cmd)
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cmdutil.AddPrinterFlags(cmd)
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cmdutil.AddGeneratorFlags(cmd, cmdutil.ServiceLoadBalancerGeneratorV1Name)
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addPortFlags(cmd)
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return cmd
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}
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// CreateServiceLoadBalancer is the implementation of the service loadbalancer command
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func CreateServiceLoadBalancer(f cmdutil.Factory, cmdOut io.Writer, cmd *cobra.Command, args []string) error {
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name, err := NameFromCommandArgs(cmd, args)
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if err != nil {
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return err
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}
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var generator kubectl.StructuredGenerator
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switch generatorName := cmdutil.GetFlagString(cmd, "generator"); generatorName {
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case cmdutil.ServiceLoadBalancerGeneratorV1Name:
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generator = &kubectl.ServiceCommonGeneratorV1{
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Name: name,
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TCP: cmdutil.GetFlagStringSlice(cmd, "tcp"),
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Type: api.ServiceTypeLoadBalancer,
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ClusterIP: "",
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}
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default:
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return cmdutil.UsageError(cmd, fmt.Sprintf("Generator: %s not supported.", generatorName))
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}
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return RunCreateSubcommand(f, cmd, cmdOut, &CreateSubcommandOptions{
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Name: name,
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StructuredGenerator: generator,
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DryRun: cmdutil.GetFlagBool(cmd, "dry-run"),
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OutputFormat: cmdutil.GetFlagString(cmd, "output"),
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})
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}
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var (
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serviceExternalNameLong = templates.LongDesc(`
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Create an ExternalName service with the specified name.
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ExternalName service references to an external DNS address instead of
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only pods, which will allow application authors to reference services
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that exist off platform, on other clusters, or locally.`)
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serviceExternalNameExample = templates.Examples(`
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# Create a new ExternalName service named my-ns
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kubectl create service externalname my-ns --external-name bar.com`)
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)
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// NewCmdCreateServiceExternalName is a macro command for creating a ExternalName service
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func NewCmdCreateServiceExternalName(f cmdutil.Factory, cmdOut io.Writer) *cobra.Command {
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cmd := &cobra.Command{
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Use: "externalname NAME --external-name external.name [--dry-run]",
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Short: "Create an ExternalName service.",
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Long: serviceExternalNameLong,
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Example: serviceExternalNameExample,
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Run: func(cmd *cobra.Command, args []string) {
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err := CreateExternalNameService(f, cmdOut, cmd, args)
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cmdutil.CheckErr(err)
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},
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}
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cmdutil.AddApplyAnnotationFlags(cmd)
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cmdutil.AddValidateFlags(cmd)
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cmdutil.AddPrinterFlags(cmd)
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cmdutil.AddGeneratorFlags(cmd, cmdutil.ServiceExternalNameGeneratorV1Name)
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addPortFlags(cmd)
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cmd.Flags().String("external-name", "", "external name of service")
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cmd.MarkFlagRequired("external-name")
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return cmd
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}
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// CreateExternalNameService is the implementation of the service externalname command
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func CreateExternalNameService(f cmdutil.Factory, cmdOut io.Writer, cmd *cobra.Command, args []string) error {
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name, err := NameFromCommandArgs(cmd, args)
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if err != nil {
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return err
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}
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var generator kubectl.StructuredGenerator
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switch generatorName := cmdutil.GetFlagString(cmd, "generator"); generatorName {
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case cmdutil.ServiceExternalNameGeneratorV1Name:
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generator = &kubectl.ServiceCommonGeneratorV1{
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Name: name,
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Type: api.ServiceTypeExternalName,
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ExternalName: cmdutil.GetFlagString(cmd, "external-name"),
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ClusterIP: "",
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}
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default:
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return cmdutil.UsageError(cmd, fmt.Sprintf("Generator: %s not supported.", generatorName))
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}
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return RunCreateSubcommand(f, cmd, cmdOut, &CreateSubcommandOptions{
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Name: name,
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StructuredGenerator: generator,
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DryRun: cmdutil.GetDryRunFlag(cmd),
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OutputFormat: cmdutil.GetFlagString(cmd, "output"),
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})
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}
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