Support setting up aliases for groups of resources

Closes #5278

pkg/api/latest/latest.go

@@ -61,6 +61,9 @@ var SelfLinker = runtime.SelfLinker(accessor)
 // Kubernetes versions.
 var RESTMapper meta.RESTMapper
 
+// userResources is a group of resources mostly used by a kubectl user
+var userResources = []string{"rc", "svc", "pods", "pvc"}
+
 // InterfacesFor returns the default Codec and ResourceVersioner for a given version
 // string, or an error if the version is not known.
 func InterfacesFor(version string) (*meta.VersionInterfaces, error) {
@@ -124,6 +127,9 @@ func init() {
 		"PersistentVolume": true,
 	}
 
+	// setup aliases for groups of resources
+	mapper.AddResourceAlias("all", userResources...)
+
 	// these kinds should be excluded from the list of resources
 	ignoredKinds := util.NewStringSet("ListOptions", "DeleteOptions", "Status", "ContainerManifest")