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Merge pull request #114682 from brianpursley/get-cmd-arg

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cmd/get: Remove cmd argument from Run()
This commit is contained in:
Kubernetes Prow Robot
2023-03-09 21:34:07 -08:00
committed by GitHub
parent 1b647d5bf8 aa7a828f20
commit 315f94d2dc
5 changed files with 43 additions and 49 deletions
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2
staging/src/k8s.io/kubectl/pkg/cmd/cmd.go
View File

@@ -538,7 +538,7 @@ func registerCompletionFuncForGlobalFlags(cmd *cobra.Command, f cmdutil.Factory)
cmdutil.CheckErr(cmd.RegisterFlagCompletionFunc(
"namespace",
func(cmd *cobra.Command, args []string, toComplete string) ([]string, cobra.ShellCompDirective) {
return utilcomp.CompGetResource(f, cmd, "namespace", toComplete), cobra.ShellCompDirectiveNoFileComp
return utilcomp.CompGetResource(f, "namespace", toComplete), cobra.ShellCompDirectiveNoFileComp
}))
cmdutil.CheckErr(cmd.RegisterFlagCompletionFunc(
"context",

6
staging/src/k8s.io/kubectl/pkg/cmd/cp/cp.go
View File

@@ -109,14 +109,14 @@ func NewCmdCp(f cmdutil.Factory, ioStreams genericclioptions.IOStreams) *cobra.C
// complete <namespace>/<pod>
namespace := toComplete[:idx]
template := "{{ range .items }}{{ .metadata.namespace }}/{{ .metadata.name }}: {{ end }}"
comps = completion.CompGetFromTemplate(&template, f, namespace, cmd, []string{"pod"}, toComplete)
comps = completion.CompGetFromTemplate(&template, f, namespace, []string{"pod"}, toComplete)
} else {
// Complete namespaces followed by a /
for _, ns := range completion.CompGetResource(f, cmd, "namespace", toComplete) {
for _, ns := range completion.CompGetResource(f, "namespace", toComplete) {
comps = append(comps, fmt.Sprintf("%s/", ns))
}
// Complete pod names followed by a :
for _, pod := range completion.CompGetResource(f, cmd, "pod", toComplete) {
for _, pod := range completion.CompGetResource(f, "pod", toComplete) {
comps = append(comps, fmt.Sprintf("%s:", pod))
}

2
staging/src/k8s.io/kubectl/pkg/cmd/create/create_clusterrolebinding.go
View File

@@ -108,7 +108,7 @@ func NewCmdCreateClusterRoleBinding(f cmdutil.Factory, ioStreams genericclioptio
cmdutil.CheckErr(cmd.RegisterFlagCompletionFunc(
"clusterrole",
func(cmd *cobra.Command, args []string, toComplete string) ([]string, cobra.ShellCompDirective) {
return completion.CompGetResource(f, cmd, "clusterrole", toComplete), cobra.ShellCompDirectiveNoFileComp
return completion.CompGetResource(f, "clusterrole", toComplete), cobra.ShellCompDirectiveNoFileComp
}))
return cmd

35
staging/src/k8s.io/kubectl/pkg/cmd/get/get.go
View File

@@ -75,11 +75,11 @@ type GetOptions struct {
Namespace string
ExplicitNamespace bool
Subresource string
SortBy string
ServerPrint bool
NoHeaders bool
Sort bool
IgnoreNotFound bool
genericclioptions.IOStreams
@@ -168,7 +168,7 @@ func NewCmdGet(parent string, f cmdutil.Factory, streams genericclioptions.IOStr
Run: func(cmd *cobra.Command, args []string) {
cmdutil.CheckErr(o.Complete(f, cmd, args))
cmdutil.CheckErr(o.Validate())
cmdutil.CheckErr(o.Run(f, cmd, args))
cmdutil.CheckErr(o.Run(f, args))
},
SuggestFor: []string{"list", "ps"},
}
@@ -208,11 +208,9 @@ func (o *GetOptions) Complete(f cmdutil.Factory, cmd *cobra.Command, args []stri
o.ExplicitNamespace = false
}
sortBy, err := cmd.Flags().GetString("sort-by")
if err != nil {
return err
if o.PrintFlags.HumanReadableFlags.SortBy != nil {
o.SortBy = *o.PrintFlags.HumanReadableFlags.SortBy
}
o.Sort = len(sortBy) > 0
o.NoHeaders = cmdutil.GetFlagBool(cmd, "no-headers")
@@ -256,8 +254,8 @@ func (o *GetOptions) Complete(f cmdutil.Factory, cmd *cobra.Command, args []stri
return nil, err
}
if o.Sort {
printer = &SortingPrinter{Delegate: printer, SortField: sortBy}
if len(o.SortBy) > 0 {
printer = &SortingPrinter{Delegate: printer, SortField: o.SortBy}
}
if outputObjects != nil {
printer = &skipPrinter{delegate: printer, output: outputObjects}
@@ -270,7 +268,7 @@ func (o *GetOptions) Complete(f cmdutil.Factory, cmd *cobra.Command, args []stri
switch {
case o.Watch || o.WatchOnly:
if o.Sort {
if len(o.SortBy) > 0 {
fmt.Fprintf(o.IOStreams.ErrOut, "warning: --watch or --watch-only requested, --sort-by will be ignored\n")
}
default:
@@ -431,14 +429,14 @@ func (o *GetOptions) transformRequests(req *rest.Request) {
}, ","))
// if sorting, ensure we receive the full object in order to introspect its fields via jsonpath
if o.Sort {
if len(o.SortBy) > 0 {
req.Param("includeObject", "Object")
}
}
// Run performs the get operation.
// TODO: remove the need to pass these arguments, like other commands.
func (o *GetOptions) Run(f cmdutil.Factory, cmd *cobra.Command, args []string) error {
func (o *GetOptions) Run(f cmdutil.Factory, args []string) error {
if len(o.Raw) > 0 {
restClient, err := f.RESTClient()
if err != nil {
@@ -447,11 +445,11 @@ func (o *GetOptions) Run(f cmdutil.Factory, cmd *cobra.Command, args []string) e
return rawhttp.RawGet(restClient, o.IOStreams, o.Raw)
}
if o.Watch || o.WatchOnly {
return o.watch(f, cmd, args)
return o.watch(f, args)
}
chunkSize := o.ChunkSize
if o.Sort {
if len(o.SortBy) > 0 {
// TODO(juanvallejo): in the future, we could have the client use chunking
// to gather all results, then sort them all at the end to reduce server load.
chunkSize = 0
@@ -496,14 +494,9 @@ func (o *GetOptions) Run(f cmdutil.Factory, cmd *cobra.Command, args []string) e
objs[ix] = infos[ix].Object
}
sorting, err := cmd.Flags().GetString("sort-by")
if err != nil {
return err
}
var positioner OriginalPositioner
if o.Sort {
sorter := NewRuntimeSorter(objs, sorting)
if len(o.SortBy) > 0 {
sorter := NewRuntimeSorter(objs, o.SortBy)
if err := sorter.Sort(); err != nil {
return err
}
@@ -608,7 +601,7 @@ func (s *separatorWriterWrapper) SetReady(state bool) {
// watch starts a client-side watch of one or more resources.
// TODO: remove the need for arguments here.
func (o *GetOptions) watch(f cmdutil.Factory, cmd *cobra.Command, args []string) error {
func (o *GetOptions) watch(f cmdutil.Factory, args []string) error {
r := f.NewBuilder().
Unstructured().
NamespaceParam(o.Namespace).DefaultNamespace().AllNamespaces(o.AllNamespaces).

47
staging/src/k8s.io/kubectl/pkg/util/completion/completion.go
View File

@@ -25,6 +25,7 @@ import (
"time"
"github.com/spf13/cobra"
"k8s.io/apimachinery/pkg/api/meta"
"k8s.io/cli-runtime/pkg/genericclioptions"
"k8s.io/cli-runtime/pkg/printers"
@@ -69,10 +70,10 @@ func SpecifiedResourceTypeAndNameNoRepeatCompletionFunc(f cmdutil.Factory, allow
// that don't support that form. For commands that apply to pods and that support the <type>/<name>
// form, please use PodResourceNameCompletionFunc()
func ResourceNameCompletionFunc(f cmdutil.Factory, resourceType string) func(*cobra.Command, []string, string) ([]string, cobra.ShellCompDirective) {
return func(cmd *cobra.Command, args []string, toComplete string) ([]string, cobra.ShellCompDirective) {
return func(_ *cobra.Command, args []string, toComplete string) ([]string, cobra.ShellCompDirective) {
var comps []string
if len(args) == 0 {
comps = CompGetResource(f, cmd, resourceType, toComplete)
comps = CompGetResource(f, resourceType, toComplete)
}
return comps, cobra.ShellCompDirectiveNoFileComp
}
@@ -82,11 +83,11 @@ func ResourceNameCompletionFunc(f cmdutil.Factory, resourceType string) func(*co
// 1- pod names that match the toComplete prefix
// 2- resource types containing pods which match the toComplete prefix
func PodResourceNameCompletionFunc(f cmdutil.Factory) func(*cobra.Command, []string, string) ([]string, cobra.ShellCompDirective) {
return func(cmd *cobra.Command, args []string, toComplete string) ([]string, cobra.ShellCompDirective) {
return func(_ *cobra.Command, args []string, toComplete string) ([]string, cobra.ShellCompDirective) {
var comps []string
directive := cobra.ShellCompDirectiveNoFileComp
if len(args) == 0 {
comps, directive = doPodResourceCompletion(f, cmd, toComplete)
comps, directive = doPodResourceCompletion(f, toComplete)
}
return comps, directive
}
@@ -97,14 +98,14 @@ func PodResourceNameCompletionFunc(f cmdutil.Factory) func(*cobra.Command, []str
// 2- resource types containing pods which match the toComplete prefix
// and as a second argument the containers within the specified pod.
func PodResourceNameAndContainerCompletionFunc(f cmdutil.Factory) func(*cobra.Command, []string, string) ([]string, cobra.ShellCompDirective) {
return func(cmd *cobra.Command, args []string, toComplete string) ([]string, cobra.ShellCompDirective) {
return func(_ *cobra.Command, args []string, toComplete string) ([]string, cobra.ShellCompDirective) {
var comps []string
directive := cobra.ShellCompDirectiveNoFileComp
if len(args) == 0 {
comps, directive = doPodResourceCompletion(f, cmd, toComplete)
comps, directive = doPodResourceCompletion(f, toComplete)
} else if len(args) == 1 {
podName := convertResourceNameToPodName(f, args[0])
comps = CompGetContainers(f, cmd, podName, toComplete)
comps = CompGetContainers(f, podName, toComplete)
}
return comps, directive
}
@@ -114,13 +115,13 @@ func PodResourceNameAndContainerCompletionFunc(f cmdutil.Factory) func(*cobra.Co
// pod specified by the first argument. The resource containing the pod can be specified in
// the <type>/<name> form.
func ContainerCompletionFunc(f cmdutil.Factory) func(*cobra.Command, []string, string) ([]string, cobra.ShellCompDirective) {
return func(cmd *cobra.Command, args []string, toComplete string) ([]string, cobra.ShellCompDirective) {
return func(_ *cobra.Command, args []string, toComplete string) ([]string, cobra.ShellCompDirective) {
var comps []string
// We need the pod name to be able to complete the container names, it must be in args[0].
// That first argument can also be of the form <type>/<name> so we need to convert it.
if len(args) > 0 {
podName := convertResourceNameToPodName(f, args[0])
comps = CompGetContainers(f, cmd, podName, toComplete)
comps = CompGetContainers(f, podName, toComplete)
}
return comps, cobra.ShellCompDirectiveNoFileComp
}
@@ -128,7 +129,7 @@ func ContainerCompletionFunc(f cmdutil.Factory) func(*cobra.Command, []string, s
// ContextCompletionFunc is a completion function that completes as a first argument the
// context names that match the toComplete prefix
func ContextCompletionFunc(cmd *cobra.Command, args []string, toComplete string) ([]string, cobra.ShellCompDirective) {
func ContextCompletionFunc(_ *cobra.Command, args []string, toComplete string) ([]string, cobra.ShellCompDirective) {
if len(args) == 0 {
return ListContextsInConfig(toComplete), cobra.ShellCompDirectiveNoFileComp
}
@@ -137,7 +138,7 @@ func ContextCompletionFunc(cmd *cobra.Command, args []string, toComplete string)
// ClusterCompletionFunc is a completion function that completes as a first argument the
// cluster names that match the toComplete prefix
func ClusterCompletionFunc(cmd *cobra.Command, args []string, toComplete string) ([]string, cobra.ShellCompDirective) {
func ClusterCompletionFunc(_ *cobra.Command, args []string, toComplete string) ([]string, cobra.ShellCompDirective) {
if len(args) == 0 {
return ListClustersInConfig(toComplete), cobra.ShellCompDirectiveNoFileComp
}
@@ -146,7 +147,7 @@ func ClusterCompletionFunc(cmd *cobra.Command, args []string, toComplete string)
// UserCompletionFunc is a completion function that completes as a first argument the
// user names that match the toComplete prefix
func UserCompletionFunc(cmd *cobra.Command, args []string, toComplete string) ([]string, cobra.ShellCompDirective) {
func UserCompletionFunc(_ *cobra.Command, args []string, toComplete string) ([]string, cobra.ShellCompDirective) {
if len(args) == 0 {
return ListUsersInConfig(toComplete), cobra.ShellCompDirectiveNoFileComp
}
@@ -154,20 +155,20 @@ func UserCompletionFunc(cmd *cobra.Command, args []string, toComplete string) ([
}
// CompGetResource gets the list of the resource specified which begin with `toComplete`.
func CompGetResource(f cmdutil.Factory, cmd *cobra.Command, resourceName string, toComplete string) []string {
func CompGetResource(f cmdutil.Factory, resourceName string, toComplete string) []string {
template := "{{ range .items }}{{ .metadata.name }} {{ end }}"
return CompGetFromTemplate(&template, f, "", cmd, []string{resourceName}, toComplete)
return CompGetFromTemplate(&template, f, "", []string{resourceName}, toComplete)
}
// CompGetContainers gets the list of containers of the specified pod which begin with `toComplete`.
func CompGetContainers(f cmdutil.Factory, cmd *cobra.Command, podName string, toComplete string) []string {
func CompGetContainers(f cmdutil.Factory, podName string, toComplete string) []string {
template := "{{ range .spec.initContainers }}{{ .name }} {{end}}{{ range .spec.containers }}{{ .name }} {{ end }}"
return CompGetFromTemplate(&template, f, "", cmd, []string{"pod", podName}, toComplete)
return CompGetFromTemplate(&template, f, "", []string{"pod", podName}, toComplete)
}
// CompGetFromTemplate executes a Get operation using the specified template and args and returns the results
// which begin with `toComplete`.
func CompGetFromTemplate(template *string, f cmdutil.Factory, namespace string, cmd *cobra.Command, args []string, toComplete string) []string {
func CompGetFromTemplate(template *string, f cmdutil.Factory, namespace string, args []string, toComplete string) []string {
buf := new(bytes.Buffer)
streams := genericclioptions.IOStreams{In: os.Stdin, Out: buf, ErrOut: io.Discard}
o := get.NewGetOptions("kubectl", streams)
@@ -199,7 +200,7 @@ func CompGetFromTemplate(template *string, f cmdutil.Factory, namespace string,
return printer.PrintObj, nil
}
o.Run(f, cmd, args)
o.Run(f, args)
var comps []string
resources := strings.Split(buf.String(), " ")
@@ -304,7 +305,7 @@ func resourceTypeAndNameCompletionFunc(f cmdutil.Factory, allowedTypes []string,
// The first argument is of the form <type> (e.g., pods)
// All following arguments should be a resource name.
if allowRepeat || len(args) == 1 {
comps = CompGetResource(f, cmd, args[0], toComplete)
comps = CompGetResource(f, args[0], toComplete)
// Remove choices already on the command-line
if len(args) > 1 {
@@ -356,7 +357,7 @@ func resourceTypeAndNameCompletionFunc(f cmdutil.Factory, allowedTypes []string,
if allowRepeat || len(args) == 0 {
resourceType := toComplete[:slashIdx]
toComplete = toComplete[slashIdx+1:]
nameComps := CompGetResource(f, cmd, resourceType, toComplete)
nameComps := CompGetResource(f, resourceType, toComplete)
for _, c := range nameComps {
comps = append(comps, fmt.Sprintf("%s/%s", resourceType, c))
}
@@ -375,13 +376,13 @@ func resourceTypeAndNameCompletionFunc(f cmdutil.Factory, allowedTypes []string,
// doPodResourceCompletion Returns completions of:
// 1- pod names that match the toComplete prefix
// 2- resource types containing pods which match the toComplete prefix
func doPodResourceCompletion(f cmdutil.Factory, cmd *cobra.Command, toComplete string) ([]string, cobra.ShellCompDirective) {
func doPodResourceCompletion(f cmdutil.Factory, toComplete string) ([]string, cobra.ShellCompDirective) {
var comps []string
directive := cobra.ShellCompDirectiveNoFileComp
slashIdx := strings.Index(toComplete, "/")
if slashIdx == -1 {
// Standard case, complete pod names
comps = CompGetResource(f, cmd, "pod", toComplete)
comps = CompGetResource(f, "pod", toComplete)
// Also include resource choices for the <type>/<name> form,
// but only for resources that contain pods
@@ -410,7 +411,7 @@ func doPodResourceCompletion(f cmdutil.Factory, cmd *cobra.Command, toComplete s
// Dealing with the <type>/<name> form, use the specified resource type
resourceType := toComplete[:slashIdx]
toComplete = toComplete[slashIdx+1:]
nameComps := CompGetResource(f, cmd, resourceType, toComplete)
nameComps := CompGetResource(f, resourceType, toComplete)
for _, c := range nameComps {
comps = append(comps, fmt.Sprintf("%s/%s", resourceType, c))
}