Set some default values and add some additional comments for clarity.

pkg/api/conversion.go

@@ -35,10 +35,15 @@ func init() {
 			obj.LabelSelector = labels.Everything()
 			obj.FieldSelector = fields.Everything()
 		},
+		// TODO: see about moving this into v1/defaults.go
 		func(obj *PodExecOptions) {
 			obj.Stderr = true
 			obj.Stdout = true
 		},
+		func(obj *PodAttachOptions) {
+			obj.Stderr = true
+			obj.Stdout = true
+		},
 	)
 	Scheme.AddConversionFuncs(
 		func(in *util.Time, out *util.Time, s conversion.Scope) error {

pkg/api/latest/latest.go

@@ -93,6 +93,7 @@ func init() {
 		"Status",
 		"PodLogOptions",
 		"PodExecOptions",
+		"PodAttachOptions",
 		"PodProxyOptions")
 
 	mapper := api.NewDefaultRESTMapper(versions, InterfacesFor, importPrefix, ignoredKinds, rootScoped)

pkg/api/serialization_test.go

@@ -122,7 +122,7 @@ func TestList(t *testing.T) {
 }
 
 var nonRoundTrippableTypes = util.NewStringSet()
-var nonInternalRoundTrippableTypes = util.NewStringSet("List", "ListOptions", "PodExecOptions")
+var nonInternalRoundTrippableTypes = util.NewStringSet("List", "ListOptions", "PodExecOptions", "PodAttachOptions")
 var nonRoundTrippableTypesByVersion = map[string][]string{}
 
 func TestRoundTripTypes(t *testing.T) {

pkg/api/v1/types.go

@@ -1477,6 +1477,7 @@ type PodLogOptions struct {
 
 // PodAttachOptions is the query options to a Pod's remote attach call
 // TODO: merge w/ PodExecOptions below for stdin, stdout, etc
+// and also when we cut V2, we should export a "StreamOptions" or somesuch that contains Stdin, Stdout, Stder and TTY
 type PodAttachOptions struct {
 	TypeMeta `json:",inline"`
 
@@ -1498,6 +1499,8 @@ type PodAttachOptions struct {
 }
 
 // PodExecOptions is the query options to a Pod's remote exec call
+// TODO: This is largely identical to PodAttachOptions above, make sure they stay in sync and see about merging
+// and also when we cut V2, we should export a "StreamOptions" or somesuch that contains Stdin, Stdout, Stder and TTY
 type PodExecOptions struct {
 	TypeMeta `json:",inline"`