// newCodecFactory is a helper for testing that allows a different metafactory to be specified.
func newCodecFactory(scheme *runtime.Scheme, serializers []serializerType) CodecFactory {
decoders := make([]runtime.Decoder, 0, len(serializers))
accepts := []string{}
alreadyAccepted := make(map[string]struct{})
var legacySerializer runtime.Serializer
for _, d := range serializers {
decoders = append(decoders, d.Serializer)
for _, mediaType := range d.AcceptContentTypes {
if _, ok := alreadyAccepted[mediaType]; ok {
continue
}
alreadyAccepted[mediaType] = struct{}{}
accepts = append(accepts, mediaType)
if mediaType == "application/json" {
legacySerializer = d.Serializer
}
}
}
if legacySerializer == nil {
legacySerializer = serializers[0].Serializer
}
streamAccepts := []string{}
alreadyAccepted = make(map[string]struct{})
for _, d := range serializers {
if len(d.StreamContentType) == 0 {
continue
}
for _, mediaType := range d.AcceptStreamContentTypes {
if _, ok := alreadyAccepted[mediaType]; ok {
continue
}
alreadyAccepted[mediaType] = struct{}{}
streamAccepts = append(streamAccepts, mediaType)
}
}
return CodecFactory{
scheme: scheme,
serializers: serializers,
universal: recognizer.NewDecoder(decoders...),
accepts: accepts,
streamingAccepts: streamAccepts,
legacySerializer: legacySerializer,
}
}
// StorageCodec returns the codec for the API version to store in etcd, as set by the
// KUBE_TEST_API_STORAGE_TYPE env var.
func (g TestGroup) StorageCodec() runtime.Codec {
s := storageSerializer.Serializer
if s == nil {
return api.Codecs.LegacyCodec(g.externalGroupVersion)
}
// etcd2 only supports string data - we must wrap any result before returning
// TODO: remove for etcd3 / make parameterizable
if !storageSerializer.EncodesAsText {
s = runtime.NewBase64Serializer(s)
}
ds := recognizer.NewDecoder(s, api.Codecs.UniversalDeserializer())
return api.Codecs.CodecForVersions(s, ds, []unversioned.GroupVersion{g.externalGroupVersion}, nil)
}