kubectl get show uninitialized resources

pkg/kubectl/cmd/get.go

@@ -130,6 +130,7 @@ func NewCmdGet(f cmdutil.Factory, out io.Writer, errOut io.Writer) *cobra.Comman
 	cmd.Flags().BoolP("watch", "w", false, "After listing/getting the requested object, watch for changes.")
 	cmd.Flags().Bool("watch-only", false, "Watch for changes to the requested object(s), without listing/getting first.")
 	cmd.Flags().Bool("show-kind", false, "If present, list the resource type for the requested object(s).")
+	cmd.Flags().Bool("include-uninitialized", false, "If present, list uninitialized resource(s).")
 	cmd.Flags().Bool("all-namespaces", false, "If present, list the requested object(s) across all namespaces. Namespace in current context is ignored even if specified with --namespace.")
 	cmd.Flags().BoolVar(&options.IgnoreNotFound, "ignore-not-found", false, "Treat \"resource not found\" as a successful retrieval.")
 	cmd.Flags().StringSliceP("label-columns", "L", []string{}, "Accepts a comma separated list of labels that are going to be presented as columns. Names are case-sensitive. You can also use multiple flag options like -L label1 -L label2...")
@@ -195,6 +196,7 @@ func RunGet(f cmdutil.Factory, out, errOut io.Writer, cmd *cobra.Command, args [
 	}
 
 	export := cmdutil.GetFlagBool(cmd, "export")
+	includeUninitialized := cmdutil.GetFlagBool(cmd, "include-uninitialized")
 
 	filterFuncs := f.DefaultResourceFilterFunc()
 	filterOpts := f.DefaultResourceFilterOptions(cmd, allNamespaces)
@@ -212,6 +214,7 @@ func RunGet(f cmdutil.Factory, out, errOut io.Writer, cmd *cobra.Command, args [
 			FilenameParam(enforceNamespace, &options.FilenameOptions).
 			SelectorParam(selector).
 			ExportParam(export).
+			IncludeUninitialized(includeUninitialized).
 			ResourceTypeOrNameArgs(true, args...).
 			SingleResourceType().
 			Latest().
@@ -301,6 +304,7 @@ func RunGet(f cmdutil.Factory, out, errOut io.Writer, cmd *cobra.Command, args [
 		FilenameParam(enforceNamespace, &options.FilenameOptions).
 		SelectorParam(selector).
 		ExportParam(export).
+		IncludeUninitialized(includeUninitialized).
 		ResourceTypeOrNameArgs(true, args...).
 		ContinueOnError().
 		Latest().

pkg/kubectl/resource/builder.go

@@ -51,8 +51,9 @@ type Builder struct {
 	stream bool
 	dir    bool
 
-	selector  labels.Selector
-	selectAll bool
+	selector             labels.Selector
+	selectAll            bool
+	includeUninitialized bool
 
 	resources []string
 
@@ -279,6 +280,12 @@ func (b *Builder) ExportParam(export bool) *Builder {
 	return b
 }
 
+// IncludeUninitialized accepts the include-uninitialized boolean for these resources
+func (b *Builder) IncludeUninitialized(includeUninitialized bool) *Builder {
+	b.includeUninitialized = includeUninitialized
+	return b
+}
+
 // NamespaceParam accepts the namespace that these resources should be
 // considered under from - used by DefaultNamespace() and RequireNamespace()
 func (b *Builder) NamespaceParam(namespace string) *Builder {
@@ -607,7 +614,7 @@ func (b *Builder) visitBySelector() *Result {
 		if mapping.Scope.Name() != meta.RESTScopeNameNamespace {
 			selectorNamespace = ""
 		}
-		visitors = append(visitors, NewSelector(client, mapping, selectorNamespace, b.selector, b.export))
+		visitors = append(visitors, NewSelector(client, mapping, selectorNamespace, b.selector, b.export, b.includeUninitialized))
 	}
 	if b.continueOnError {
 		result.visitor = EagerVisitorList(visitors)

pkg/kubectl/resource/helper.go

@@ -65,7 +65,7 @@ func (m *Helper) Get(namespace, name string, export bool) (runtime.Object, error
 }
 
 // TODO: add field selector
-func (m *Helper) List(namespace, apiVersion string, selector labels.Selector, export bool) (runtime.Object, error) {
+func (m *Helper) List(namespace, apiVersion string, selector labels.Selector, export, includeUninitialized bool) (runtime.Object, error) {
 	req := m.RESTClient.Get().
 		NamespaceIfScoped(namespace, m.NamespaceScoped).
 		Resource(m.Resource).
@@ -76,6 +76,9 @@ func (m *Helper) List(namespace, apiVersion string, selector labels.Selector, ex
 		// TODO: I should be part of ListOptions
 		req.Param("export", strconv.FormatBool(export))
 	}
+	if includeUninitialized {
+		req.Param("includeUninitialized", strconv.FormatBool(includeUninitialized))
+	}
 	return req.Do().Get()
 }
 

pkg/kubectl/resource/helper_test.go

@@ -358,7 +358,7 @@ func TestHelperList(t *testing.T) {
 			RESTClient:      client,
 			NamespaceScoped: true,
 		}
-		obj, err := modifier.List("bar", api.Registry.GroupOrDie(api.GroupName).GroupVersion.String(), labels.SelectorFromSet(labels.Set{"foo": "baz"}), false)
+		obj, err := modifier.List("bar", api.Registry.GroupOrDie(api.GroupName).GroupVersion.String(), labels.SelectorFromSet(labels.Set{"foo": "baz"}), false, false)
 		if (err != nil) != test.Err {
 			t.Errorf("unexpected error: %t %v", test.Err, err)
 		}

pkg/kubectl/resource/selector.go

@@ -27,27 +27,29 @@ import (
 
 // Selector is a Visitor for resources that match a label selector.
 type Selector struct {
-	Client    RESTClient
-	Mapping   *meta.RESTMapping
-	Namespace string
-	Selector  labels.Selector
-	Export    bool
+	Client               RESTClient
+	Mapping              *meta.RESTMapping
+	Namespace            string
+	Selector             labels.Selector
+	Export               bool
+	IncludeUninitialized bool
 }
 
 // NewSelector creates a resource selector which hides details of getting items by their label selector.
-func NewSelector(client RESTClient, mapping *meta.RESTMapping, namespace string, selector labels.Selector, export bool) *Selector {
+func NewSelector(client RESTClient, mapping *meta.RESTMapping, namespace string, selector labels.Selector, export, includeUninitialized bool) *Selector {
 	return &Selector{
-		Client:    client,
-		Mapping:   mapping,
-		Namespace: namespace,
-		Selector:  selector,
-		Export:    export,
+		Client:               client,
+		Mapping:              mapping,
+		Namespace:            namespace,
+		Selector:             selector,
+		Export:               export,
+		IncludeUninitialized: includeUninitialized,
 	}
 }
 
 // Visit implements Visitor
 func (r *Selector) Visit(fn VisitorFunc) error {
-	list, err := NewHelper(r.Client, r.Mapping).List(r.Namespace, r.ResourceMapping().GroupVersionKind.GroupVersion().String(), r.Selector, r.Export)
+	list, err := NewHelper(r.Client, r.Mapping).List(r.Namespace, r.ResourceMapping().GroupVersionKind.GroupVersion().String(), r.Selector, r.Export, r.IncludeUninitialized)
 	if err != nil {
 		if errors.IsBadRequest(err) || errors.IsNotFound(err) {
 			if se, ok := err.(*errors.StatusError); ok {