func newEtcd(ns runtime.NegotiatedSerializer, storageGroupVersionString, memoryGroupVersionString string, etcdConfig etcdstorage.EtcdConfig) (etcdStorage storage.Interface, err error) {
if storageGroupVersionString == "" {
return etcdStorage, fmt.Errorf("storageVersion is required to create a etcd storage")
}
storageVersion, err := unversioned.ParseGroupVersion(storageGroupVersionString)
if err != nil {
return nil, fmt.Errorf("couldn't understand storage version %v: %v", storageGroupVersionString, err)
}
memoryVersion, err := unversioned.ParseGroupVersion(memoryGroupVersionString)
if err != nil {
return nil, fmt.Errorf("couldn't understand memory version %v: %v", memoryGroupVersionString, err)
}
var storageConfig etcdstorage.EtcdStorageConfig
storageConfig.Config = etcdConfig
s, ok := ns.SerializerForMediaType("application/json", nil)
if !ok {
return nil, fmt.Errorf("unable to find serializer for JSON")
}
glog.Infof("constructing etcd storage interface.\n sv: %v\n mv: %v\n", storageVersion, memoryVersion)
encoder := ns.EncoderForVersion(s, storageVersion)
decoder := ns.DecoderToVersion(s, memoryVersion)
if memoryVersion.Group != storageVersion.Group {
// Allow this codec to translate between groups.
if err = versioning.EnableCrossGroupEncoding(encoder, memoryVersion.Group, storageVersion.Group); err != nil {
return nil, fmt.Errorf("error setting up encoder for %v: %v", storageGroupVersionString, err)
}
if err = versioning.EnableCrossGroupDecoding(decoder, storageVersion.Group, memoryVersion.Group); err != nil {
return nil, fmt.Errorf("error setting up decoder for %v: %v", storageGroupVersionString, err)
}
}
storageConfig.Codec = runtime.NewCodec(encoder, decoder)
return storageConfig.NewStorage()
}
func newStorageDestinations(groupName string, groupMeta *apimachinery.GroupMeta) (*genericapiserver.StorageDestinations, error) {
storageDestinations := genericapiserver.NewStorageDestinations()
var storageConfig etcdstorage.EtcdStorageConfig
storageConfig.Config = etcdstorage.EtcdConfig{
Prefix: genericapiserver.DefaultEtcdPathPrefix,
ServerList: []string{"http://127.0.0.1:4001"},
}
storageConfig.Codec = groupMeta.Codec
storageInterface, err := storageConfig.NewStorage()
if err != nil {
return nil, err
}
storageDestinations.AddAPIGroup(groupName, storageInterface)
return &storageDestinations, nil
}
func newEtcd(ns runtime.NegotiatedSerializer, storageVersion, memoryVersion unversioned.GroupVersion, etcdConfig etcdstorage.EtcdConfig) (etcdStorage storage.Interface, err error) {
var storageConfig etcdstorage.EtcdStorageConfig
storageConfig.Config = etcdConfig
s, ok := ns.SerializerForMediaType("application/json", nil)
if !ok {
return nil, fmt.Errorf("unable to find serializer for JSON")
}
encoder := ns.EncoderForVersion(s, storageVersion)
decoder := ns.DecoderToVersion(s, memoryVersion)
if memoryVersion.Group != storageVersion.Group {
// Allow this codec to translate between groups.
if err = versioning.EnableCrossGroupEncoding(encoder, memoryVersion.Group, storageVersion.Group); err != nil {
return nil, fmt.Errorf("error setting up encoder from %v to %v: %v", memoryVersion, storageVersion, err)
}
if err = versioning.EnableCrossGroupDecoding(decoder, storageVersion.Group, memoryVersion.Group); err != nil {
return nil, fmt.Errorf("error setting up decoder from %v to %v: %v", storageVersion, memoryVersion, err)
}
}
storageConfig.Codec = runtime.NewCodec(encoder, decoder)
return storageConfig.NewStorage()
}